1 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
4 (STANDARD_INCLUDE_DIR): Redefine to "/include".
5 (LOCAL_INCLUDE_DIR): Undefine.
6 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
8 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
10 PR rtl-optimization/37397
11 * ira-int.h (struct ira_allocno): New member bad_spill_p.
12 (ALLOCNO_BAD_SPILL_P): New macro.
14 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
16 * ira-build.c (ira_create_allocno): Initialize
18 (create_cap_allocno, propagate_allocno_info,
19 remove_unnecessary_allocnos): Set up or update
21 (update_bad_spill_attribute): New function.
24 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
26 2008-11-14 Jakub Jelinek <jakub@redhat.com>
28 PR tree-optimization/38104
29 * gimplify.c (gimple_regimplify_operands): Add referenced vars
30 before calling mark_symbols_for_renaming, not after it.
32 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
34 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
35 (OVERRIDE_OPTIONS): Likewise.
37 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
38 Andrew Stubbs <ams@codesourcery.com>
39 Gunnar Von Boehn <gunnar@genesi-usa.com>
42 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
43 the shorter LEA insn over ADD.L where possible.
45 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
47 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
48 systems, which are assumend to always provide SSP-support in glibc.
49 * configure: Regenerate.
51 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/kFreeBSD,
52 GNU/kNetBSD systems in the `*-*-linux*' case.
53 * configure: Regenerate.
55 2008-11-14 Jakub Jelinek <jakub@redhat.com>
58 * function.c (gimplify_parameters): For callee copies parameters,
59 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
61 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
64 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*', x86
65 parts into the `i[34567]86-*-linux*' and parts that are independent of
66 the processor architecture into the `*-*-linux*' cases.
67 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
68 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
69 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
70 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
71 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
72 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
73 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
75 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
77 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
78 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
79 (ls2_idiv): Likewise idiv3.
80 (ls2_prefetch): New reservation.
81 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
82 * config/mips/mips.md (type): Add imul3nc and idiv3.
83 (length): Handle idiv3.
84 (any_mod): New code_iterator.
85 (u): Handle MOD and UMOD.
86 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
87 (prefetch): Handle TARGET_LOONGSON_2EF.
89 2008-11-13 Jakub Jelinek <jakub@redhat.com>
92 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
93 (prune_unused_types_walk): Call it for non-perennial local classes.
94 Set die_mark to 2 if recursing on children. If die_mark is 1 on
95 entry, just set it to 2 and recurse on children, don't walk attributes
98 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
100 * c-common.c (warn_about_parentheses): Add missing whitespace
103 2008-11-13 Paul Brook <paul@codesourcery.com>
105 * doc/invoke.texi: Document --fix-cortex-m3.
106 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
107 Cortex-M3 cpu is selected.
108 (output_move_double): Avoid overlapping base register and first
109 destination register when fix_cm3_ldrd.
110 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
112 2008-11-13 Jakub Jelinek <jakub@redhat.com>
115 * gimple.h (gimple_range_check_failed): Remove prototype.
116 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
118 (gimple_range_check_failed): Removed.
120 2008-11-13 Andrew Haley <aph@redhat.com>
123 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
126 2008-11-12 Jakub Jelinek <jakub@redhat.com>
130 2007-05-07 Mike Stump <mrs@apple.com>
131 * doc/invoke.texi (Warning Options): Document that -Wempty-body
132 also checks for and while statements in C++.
134 2008-11-12 Dodji Seketeli <dodji@redhat.com>
137 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
138 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
139 - which clones are reachable - as "abstract and needed".
140 * cgraph.c (cgraph_release_function_body): If a node is
141 "abstract and needed", do not release its DECL_INITIAL() content
142 that will be needed to emit debug info.
144 2008-11-12 Steve Ellcey <sje@cup.hp.com>
147 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
148 to set HAVE_GETIPINFO.
149 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
150 * configure: Regenerate.
151 * config.in: Regenerate.
153 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
156 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
158 2008-11-12 Jakub Jelinek <jakub@redhat.com>
161 2008-10-21 Jakub Jelinek <jakub@redhat.com>
162 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
164 2008-11-12 Jason Merrill <jason@redhat.com>
167 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
170 2008-11-12 Anatoly Sokolov <aesok@post.ru>
172 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
173 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
175 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
176 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
178 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
180 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
181 packed-stack special handling.
182 (FRAME_ADDR_RTX): Add definition.
184 2008-11-12 Jakub Jelinek <jakub@redhat.com>
187 * fold-const.c (native_encode_string): New function.
188 (native_encode_expr): Use it for STRING_CST.
190 2008-11-12 DJ Delorie <dj@redhat.com>
192 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
193 insns if the intermediate value will be used later.
195 2008-11-12 Andreas Schwab <schwab@suse.de>
197 * config/m68k/m68k.c (print_operand): Mask off extra extension
198 bits when writing out the representation of real values.
200 2008-11-12 Ira Rosen <irar@il.ibm.com>
202 PR tree-optimization/38079
203 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
206 2008-11-12 Jakub Jelinek <jakub@redhat.com>
209 * c-pretty-print.c (pp_c_complex_expr): New function.
210 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
213 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
214 than INNER and INNER is a constant, forcibly align INNER as much
217 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
219 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
221 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
223 PR rtl-optimization/37363
224 * simplify-rtx.c (simplify_plus_minus): Don't create (const (minus ...))
227 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
229 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
232 2008-11-10 Catherine Moore <clm@codesourcery.com>
234 * config.gcc (mips64vrel-*-elf*): Include the tm_file
236 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
237 (BASE_DRIVER_SELF_SPECS): Remove.
238 (DRIVER_SELF_SPECS): New definition.
239 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
240 BASE_DRIVER_SELF_SPECS.
241 * config/mips/sde.h: Likewise.
242 * config/mips/iris6.h: Likewise.
243 * config/mips/vr.h: Likewise.
244 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
246 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
248 PR rtl-optimizations/37948
249 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
250 (ira_create_copy, ira_add_allocno_copy): New parameter.
252 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
253 to ira_add_allocno_copy.
254 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
255 parameter to process_regs_for_copy.
256 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
257 Fix typo in passing second allocno to ira_add_allocno_copy.
259 * ira-color.c (update_conflict_hard_regno_costs): Use head of
260 coalesced allocnos list.
261 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
263 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
264 (add_ira_allocno_to_ordered_bucket): Rename to
265 add_allocno_to_ordered_bucket.
266 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
267 head of coalesced allocnos list.
268 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
269 Check that it is aready calculated.
270 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
271 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
273 (coalesce_allocnos): Do extended coalescing too.
275 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
276 parameter to ira_add_allocno_copy.
278 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
280 (print_copy): Print copy origination too.
282 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
285 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
287 PR rtl-optimization/37514
288 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
289 flag_ira_share_spill_slots to 2 if it's already non-zero.
290 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
291 flag_ira_share_spill_slots is 2.
293 2008-11-10 Kevin Buettner <kevinb@redhat.com>
295 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
296 (prologue_enter_32): Set FB to SP - 4.
298 2008-11-10 DJ Delorie <dj@redhat.com>
300 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
301 constraint for single-bit-clear in lower byte of HI constant, vs
302 Imb which just ignores the upper byte.
303 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
304 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
305 (iorhi3_16): Check for single bit set, not single bit clear.
307 2008-11-10 Janis Johnson <janis187@us.ibm.com>
309 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
311 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
313 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
315 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
316 values living in memory and use more precise alignment information.
318 2008-11-10 Jakub Jelinek <jakub@redhat.com>
321 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
322 after __mf_check call if the call must end a bb.
324 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
328 * combine.c (force_to_mode): Do not process vector types.
330 * rtlanal.c (nonzero_bits1): Do not process vector types.
331 (num_sign_bit_copies1): Likewise.
333 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
335 * config/i386/gnu.h: Add copyright and licensing header.
336 * config/gnu.h: Likewise.
338 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
340 * fwprop.c (fwprop_done): Call df_remove_problem.
342 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
345 * tree-scalar-evolution.c (instantiate_scev_1): Return
346 chrec_dont_know for VL_EXP_CLASS_P.
348 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
350 * reg-stack.c (reg_to_stack): Add missing braces in memset
353 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
355 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
356 (NO_PROFILE_COUNTERS): New define.
358 2008-11-06 David Edelsohn <edelsohn@gnu.org>
361 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
363 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
366 * config/sparc/constraints.md (D): New.
367 * config/sparc/predicates.md (const_double_or_vector_operand): New.
368 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
370 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
371 Use the 'D' constraint in addition to 'F' in some alternatives.
372 (DF splitter): Generalize for V64mode.
373 * doc/md.texi (SPARC): Document the 'D' constraint.
375 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
377 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
379 2008-11-06 Ben Elliston <bje@au.ibm.com>
381 * gcc.c: Remove ancient comment about a bug in Sun cc.
383 2008-11-05 Janis Johnson <janis187@us.ibm.com>
385 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
387 2008-11-06 Ben Elliston <bje@au.ibm.com>
389 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
391 2008-11-06 Ben Elliston <bje@au.ibm.com>
393 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
396 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
399 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
402 2008-11-05 Martin Jambor <mjambor@suse.cz>
405 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
406 pointer arithmetics into array_ref if the array is accessed
407 through an indirect_ref.
409 2008-11-05 Richard Guenther <rguenther@suse.de>
412 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
413 qualified pointer conversion before stripping qualifiers.
414 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
415 * tree-flow.h (may_propagate_address_into_dereference): Declare.
416 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
419 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
420 properly canonicalize binary ops.
421 (forward_propagate_addr_expr_1): Use
422 may_propagate_address_into_dereference.
424 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
427 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
428 Initialize uninitialized input registers with a NaN.
430 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
434 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
436 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
440 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
441 exits and conditions.
442 * testsuite/gcc.dg/graphite/pr37943.c: New.
444 2008-11-04 Jakub Jelinek <jakub@redhat.com>
445 Andrew Pinski <andrew_pinski@playstation.sony.com>
448 * c-common.c (warn_for_sign_compare): For complex result_type
449 use component's type.
451 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
453 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
455 * print-tree.c (print_node): Don't print DECL_INITIAL
459 * c-common.c (parse_optimize_options): Save and restore
460 flag_strict_aliasing around decode_options call.
462 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
464 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
465 (host_detect_local_cpu): Use it instead of casted strings to
466 compare vendor signatures.
468 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
471 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
472 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
474 2008-11-03 Catherine Moore <clm@codesourcery.com>
476 * config/mips.c (mips_conditional_register_usage): Handle the
477 DSP control register.
478 * doc/extend.texi: Document the DSP control register.
480 2008-11-03 Steve Ellcey <sje@cup.hp.com>
481 Jakub Jelinek <jakub@redhat.com>
483 * omp-low.c (expand_omp_for_generic): If iter_type has different
484 precision than type and type is a pointer type, cast n1 and n2
485 first to an integer type with the same precision as pointers
486 and only afterwards to iter_type.
488 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
490 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
491 (UNSPEC_GOTSYM_OFF): New unspec.
492 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
493 (pic_add_dot_plus_eight): Likewise.
494 (tls_load_dot_plus_eight): Likewise. Update peephole2.
495 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
496 UNSPEC_PIC_BASE operands.
497 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
498 (arm_output_addr_const_extra): Handle it.
500 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
502 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
503 integer class to full integer class if the offset is not word-aligned.
505 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
508 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
510 (doloop_optimize): Update call to doloop_modify.
512 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
514 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
516 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
519 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
520 gcc_cv_as_cfi_directive.
521 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
522 merging read-only and read-write sections or assembler emits
523 read-write .eh_frame sections.
524 * configure: Regenerate.
526 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
529 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
531 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
533 (rs6000_emit_prologue): Invert logic.
534 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
535 (reg:P 11) instead of match_operand.
536 (*save_fpregs_<mode>): Likewise.
537 (*restore_gpregs_<mode>): Likewise.
538 (*return_and_restore_gpregs_<mode>): Likewise.
539 (*return_and_restore_fpregs_<mode>): Likewise.
540 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
541 (reg:P 11) insted of match_operand.
542 (*restore_gpregs_spe): Likewise.
543 (*return_and_restore_gpregs_spe): Likewise.
545 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
547 PR tree-optimization/37684
548 * gcc.dg/graphite/pr37684.c: New.
549 * graphite.c (exclude_component_ref): New.
550 (is_simple_operand): Call exclude_component_ref.
552 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
554 PR tree-optimization/36908
555 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
556 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
557 (number_of_rw_in_partition): New.
558 (partition_contains_all_rw): New.
559 (ldist_gen): Do not distribute when one of the partitions
560 contains all the memory operations.
562 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
564 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
565 EDGE_IRREDUCIBLE_LOOP.
567 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
569 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
570 where we have one entry point in the loop which isn't the head.
572 2008-11-03 Richard Guenther <rguenther@suse.de>
575 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
577 2008-11-03 Jakub Jelinek <jakub@redhat.com>
580 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
581 for ipa and simple ipa passes.
583 2008-11-02 Richard Guenther <rguenther@suse.de>
585 PR tree-optimization/37542
586 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
587 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
588 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
589 (vn_nary_op_insert_stmt): Likewise.
590 (visit_use): Likewise.
592 2008-11-02 Anatoly Sokolov <aesok@post.ru>
594 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
596 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
597 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
598 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
599 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
600 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
601 peephole2's): Replace unspec with rotate.
602 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
604 2008-11-02 Richard Guenther <rguenther@suse.de>
606 PR tree-optimization/37991
607 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
608 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
609 (set_ssa_val_to): Print if the value changed.
610 (simplify_binary_expression): Strip useless conversions.
612 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
615 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
618 2008-11-01 Richard Guenther <rguenther@suse.de>
621 * builtins.c (fold_builtin_strspn): Return a size_t.
622 (fold_builtin_strcspn): Likewise.
624 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
626 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
627 attribute for struct return convention.
629 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
631 * config/rs6000/crtsavres.asm: Really, really delete.
633 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
635 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
637 (rs6000_emit_prologue): Invert logic.
638 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
639 (reg:P 11) instead of match_operand.
640 (*save_fpregs_<mode>): Likewise.
641 (*restore_gpregs_<mode>): Likewise.
642 (*return_and_restore_gpregs_<mode>): Likewise.
643 (*return_and_restore_fpregs_<mode>): Likewise.
644 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
645 (reg:P 11) insted of match_operand.
646 (*restore_gpregs_spe): Likewise.
647 (*return_and_restore_gpregs_spe): Likewise.
649 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
651 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
652 list of word switches that take args.
654 2008-10-30 Jakub Jelinek <jakub@redhat.com>
656 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
657 (s390_output_pool_entry): Call it through for_each_rtx.
660 * expr.c (store_constructor): For vectors, if target is a MEM, use
661 target's MEM_ALIAS_SET instead of elttype alias set.
663 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
666 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
669 2008-10-29 David Edelsohn <edelsohn@gnu.org>
672 * config/rs6000/predicates.md (word_offset_memref_operand):
673 Restructure code and look inside auto-inc/dec addresses.
675 2008-10-29 Steve Ellcey <sje@cup.hp.com>
678 * libgcov.c ( __gcov_indirect_call_profiler): Check
679 TARGET_VTABLE_USES_DESCRIPTORS.
681 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
683 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
684 (INITIAL_FRAME_POINTER_OFFSET): Remove.
685 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
686 offset if eliminating soft frame pointer.
687 * config/spu/spu.md (stack_protect_set, stack_protect_test)
688 (stack_protect_test_si): Add initial machine description
689 for Stack Smashing Protector
691 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
694 * c-common.c (min_precision): Move to...
695 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
696 * tree.h (tree_int_cst_min_precision): Declare.
697 * c-common.h (min_precision): Delete declaration.
698 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
699 multiplication of non-negative integer constants.
700 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
701 tree_int_cst_min_precision.
702 (finish_enum): Likewise.
704 2008-10-29 Joseph Myers <joseph@codesourcery.com>
707 * convert.c (convert_to_real): Do not optimize conversions of
708 binary arithmetic operations between binary and decimal
709 floating-point types. Consider mode of target type in determining
710 decimal type for arithmetic. Unless
711 flag_unsafe_math_optimizations, do not optimize binary conversions
712 where this may change rounding behavior.
713 * real.c (real_can_shorten_arithmetic): New.
714 * real.h (real_can_shorten_arithmetic): Declare.
716 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
718 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
719 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
720 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
722 (must_save_p): For some workarounds, interrupts need to clobber a
724 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
725 and LC1 for WA_05000257.
726 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
727 WA_05000283 and WA_05000315.
728 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
729 (movbi): Add alternative to set CC to 1; improve code for setting
731 (dummy_load): New pattern.
733 2008-10-29 Jakub Jelinek <jakub@redhat.com>
736 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
737 BLKmode for non-memory, convert using a wider MODE_INT mode
741 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
742 that haven't been removed yet.
744 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
746 * config/bfin/bfin.c (struct machine_function): New member
748 (bfin_expand_movmem): Set it when generating memcpy insns.
749 (n_regs_saved_by_prologue, expand_prologue_reg_save,
750 expand_epilogue_reg_restore): If we have hardware loops,
751 memcpy insns (indicated by has_loopreg_clobber) or function
752 calls, we need to save the loop registers.
754 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
756 * config/i386/i386.c (core2_cost): Fix typos in comments.
758 2008-10-28 Jakub Jelinek <jakub@redhat.com>
761 * combine.c (make_compound_operation): Don't call make_extraction with
763 (simplify_shift_const_1): Canonicalize count even if complement_p.
765 2008-10-28 Joseph Myers <joseph@codesourcery.com>
767 * convert.c (strip_float_extensions): Do not remove or introduce
768 conversions between binary and decimal floating-point types.
770 2008-10-28 Jakub Jelinek <jakub@redhat.com>
773 * fold-const.c (distribute_bit_expr): Convert common, left and
774 right arguments to type.
776 2008-10-28 Nick Clifton <nickc@redhat.com>
778 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
779 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
780 call_really_used_regs array rather than the call_used_regs array.
781 (mn10300_get_live_callee_saved_regs, expand_prologue,
782 expand_epilogue, output_tst): Likewise.
784 2008-10-27 Jakub Jelinek <jakub@redhat.com>
787 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
788 (df_get_entry_block_def_set): Neither here.
789 (df_get_regular_block_artificial_uses): Add EH_USES registers.
791 PR tree-optimization/37879
792 * predict.c (tree_estimate_probability): Check if last_stmt is
793 non-NULL before dereferencing it.
795 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
797 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
798 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
799 (ira_fast_allocation): Remove the prototype.
801 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
802 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
803 (color_pass): Modify the updated costs.
804 (ira_color): Rename to color. Make it static.
805 (ira_fast_allocation): Rename to fast_allocation. Make it static.
806 (ira_color): New function.
808 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
811 * ira-lives.c (last_call_num, allocno_saved_at_call): New
813 (set_allocno_live, clear_allocno_live, mark_ref_live,
814 mark_ref_dead): Invalidate corresponding element of
815 allocno_saved_at_call.
816 (process_bb_node_lives): Increment last_call_num. Setup
817 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
818 allocno was already saved.
819 (ira_create_allocno_live_ranges): Initiate last_call_num and
820 allocno_saved_at_call.
822 * ira-build.c (ira_create_allocno): Initiate
823 ALLOCNO_UPDATED_COVER_CLASS_COST.
824 (create_cap_allocno, propagate_allocno_info,
825 remove_unnecessary_allocnos): Remove setting updated costs.
826 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
828 * ira.c (ira): Don't call ira_fast_allocation.
830 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
833 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
836 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
838 * ira-int.h (ira_hard_regno_cover_class): New.
840 * ira-lives.c (mark_reg_live, mark_reg_dead,
841 process_bb_node_lives): Use ira_hard_regno_cover_class.
843 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
844 (setup_hard_regno_cover_class): New function.
845 (ira_init): Call setup_hard_regno_cover_class.
847 * ira-costs.c (cost_class_nums): Add comment.
848 (find_allocno_class_costs): Initiate cost_class_nums.
849 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
851 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
854 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
855 Rename to copy_info_to_removed_store_destinations. Propagate
856 conflict hard regs and register stack attribute.
858 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
861 * pa.c (function_arg_padding): Pad complex and vector types
862 upward in 64-bit runtime.
863 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
865 2008-10-26 Matthias Klose <doko@ubuntu.com>
867 * doc/install.texi: Document requirements on antlr.
869 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
871 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
874 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
877 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
878 is defined, use it to modify the constant offset.
880 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
882 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
883 and short arguments to the correct location as mandated by the ABI.
885 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
887 PR rtl-optimization/37769
888 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
890 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
892 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
893 unwind-dw2-Os-4-200.o.
895 2008-10-24 Joseph Myers <joseph@codesourcery.com>
897 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
898 (convert_for_assignment): Remove ic_argpass_nonproto cases.
900 2008-10-24 Jakub Jelinek <jakub@redhat.com>
902 PR tree-optimization/36038
903 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
904 add sizetype IV with initial value zero instead of pointer type.
906 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
909 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
910 around bit operation.
911 * profile.c (is_edge_inconsistent): Likewise.
912 * fold-const.c (truth_value_p): Move from here...
913 * tree.h (truth_value_p): ... to here.
914 * c-tree.h (c_expr): Update description of original_code.
915 * c-typeck.c (parser_build_unary_op): Set original_code.
916 (parser_build_binary_op): Update call to warn_about_parentheses.
917 * c-common.c (warn_about_parentheses): Take two additional
918 arguments of the operands. Use a switch. Quote operators
919 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
920 Add warning about !x | y and !x & y.
921 * c-common.h (warn_about_parentheses): Update declaration.
923 2008-10-24 Jakub Jelinek <jakub@redhat.com>
925 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
926 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
927 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
929 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
930 (check-%): For test targets listed in lang_checks_parallelized
931 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
932 run the testing in multiple make goals, possibly parallel, and
933 afterwards run dg-extract-results.sh to merge the sum and log files.
935 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
937 * config/mips/mips.c (mips_canonicalize_move_class): New function.
938 (mips_move_to_gpr_cost): Likewise.
939 (mips_move_from_gpr_cost): Likewise.
940 (mips_register_move_cost): Make more fine-grained.
942 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
944 * graphite.c (graphite_apply_transformations): Check for
946 * toplev.c (process_options): Add graphite_identity.
947 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
949 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
951 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
952 mulhisihl and mulhisihh builtins.
954 From Jie Zhang <jie.zhang@analog.com>
955 * config/bfin/bfin.md (composev2hi): Put operands into vector
958 2008-10-22 Chao-ying Fu <fu@mips.com>
960 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
962 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
964 From Mike Frysinger <michael.frysinger@analog.com>
965 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
966 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
967 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
968 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
969 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
970 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
971 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
972 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
973 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
974 __ADSPBF51x__ for all of them.
975 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
976 -mcpu bf512, bf514, bf516, and bf518.
977 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
978 bf512-none, bf514-none, bf516-none, and bf518-none.
979 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
980 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
981 * doc/invoke.texi (Blackfin Options): Document that
982 -mcpu now accepts bf512, bf514, bf516, and bf518.
984 2008-10-22 Jakub Jelinek <jakub@redhat.com>
987 * fold-const.c (build_range_type): For 1 .. signed_max
988 range call build_nonstandard_inter_type if signed_type_for
989 returned a type with bigger precision.
991 2008-10-22 Richard Guenther <rguenther@suse.de>
993 * tree.def (COMPLEX_TYPE): Constrain element type.
994 * tree.c (build_complex_type): Assert that.
995 * tree-ssa-structalias.c (could_have_pointers): Complex types
996 cannot have pointers.
998 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1001 * c-typeck.c (convert_for_assignment): Do not give declaration's
1002 location for builtins. Spell out which type was expected and which
1005 2008-10-22 Nick Clifton <nickc@redhat.com>
1007 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1008 the fdpic register to be a target when running in fdpic mode.
1010 2008-10-22 Rafael Espindola <espindola@google.com>
1012 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1013 newly created statements.
1015 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1018 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1019 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1020 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1022 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1025 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1026 Adjust -mcmodel=medium description for 2005-07-31 changes.
1028 2008-10-22 Jan Hubicka <jh@suse.cz>
1029 Jakub Jelinek <jakub@redhat.com>
1032 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1034 2008-10-21 Richard Henderson <rth@redhat.com>
1037 * emit-rtl.c (get_spill_slot_decl): Export.
1038 * emit-rtl.h (get_spill_slot_decl): Declare.
1039 * var-tracking.c (vt_add_function_parameters): Relax assertion
1040 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1042 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1044 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1045 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1048 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1051 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1052 processed by get_maxval_strlen.
1054 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1057 * tree.c (get_file_function_name): Copy first_global_object_name.
1058 Centralize call to clean_symbol_name.
1060 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1062 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1063 * config/svr4.h (SVR4_ASM_SPEC): New.
1064 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1065 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1067 * doc/invoke.texi (Option Summary): Add -T to linker options.
1068 (Link Options): Document -T.
1070 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1072 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1075 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1078 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1080 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1082 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1085 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1087 * doc/install.texi: Fix typos in previous patch.
1089 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1091 * doc/install.texi: Document in-tree building of gcc and mpfr.
1093 2008-10-19 Richard Guenther <rguenther@suse.de>
1095 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1097 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1100 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1101 (build_enumerator): Convert enumerators that fit in integer to
1104 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.md (unnamed peephole2): Do not force memory
1107 operands of arith or logical instructions into registers for
1108 non-TARGET_READ_MODIFY targets.
1110 (ffs_cmove): Change operand 0 predicate to register_operand.
1111 Change operand 1 predicate to nonimmediate_operand.
1113 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1115 2008-10-18 Richard Guenther <rguenther@suse.de>
1117 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1118 VIEW_CONVERT_EXPR case against invalid gimple.
1120 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1122 * c-parser.c (c_parser_binary_expression): Silence the
1123 uninitialized variable warning emitted for binary_loc.
1125 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1127 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1130 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1133 * c-typeck.c (build_unary_op): Use omit_one_operand for
1134 IMAGPART_EXPR of real argument.
1136 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1138 PR tree-optimization/37664
1139 * fold-const.c (fold_binary): When optimizing comparison with
1140 highest or lowest type's value, don't consider TREE_OVERFLOW.
1142 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1145 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1146 * coverage.c: Include tm_p.h.
1147 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1148 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1149 dollar signs from PREFIX.
1150 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1151 instead of manual strip_name_encoding.
1153 2008-10-16 Richard Guenther <rguenther@suse.de>
1156 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1157 volatile qualified functions or methods as relevant.
1159 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1161 PR tree-optimization/37525
1162 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1163 sizetype unsigned constants, both in the case of C and bounds.
1165 2008-10-15 Jan Hubicka <jh@suse.cz>
1167 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1169 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1172 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1173 HARD_REGNO_CALL_PART_CLOBBERED.
1175 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1178 * ira-lives.c (mark_early_clobbers): Remove.
1179 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1180 check_and_make_def_conflicts,
1181 make_early_clobber_and_input_conflicts,
1182 mark_hard_reg_early_clobbers): New functions.
1183 (process_bb_node_lives): Call
1184 make_early_clobber_and_input_conflicts and
1185 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1187 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1188 early clobbers of pseudo-registers.
1190 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1193 * ira-build.c (ira_flattening): Recalculate
1194 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1195 from the scratch instead of the propagation.
1197 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1199 * doc/rtl.texi (const_double): Remove the "addr" operand.
1200 Describe CONST_DOUBLE_* macros under const_double rather
1202 (const_fixed): Fix the operand description.
1203 (const): Add an @findex directive.
1204 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1205 after the constant rtl table.
1206 (fix): Combine floating-point and fixed-point descriptions.
1208 * sched-deps.c (sched_analyze_2): Remove reference to
1211 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1213 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1215 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1216 for UNSPEC_GOTSYM_OFFs.
1217 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1218 (add_GOT_to_pic_reg): Use it.
1219 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1221 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1222 Harsha Jagasia <harsha.jagasia@amd.com>
1224 PR tree-optimization/37485
1225 * graphite.c (gmp_cst_to_tree): Moved.
1226 (iv_stack_entry_is_constant): New.
1227 (iv_stack_entry_is_iv): New.
1228 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1229 (loop_iv_stack_insert_constant): New.
1230 (loop_iv_stack_pop): Use new datatpype.
1231 (loop_iv_stack_get_iv): Same.
1232 (loop_iv_stack_get_iv_from_name): Same.
1233 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1234 (loop_iv_stack_patch_for_consts): New.
1235 (loop_iv_stack_remove_constants): New.
1236 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1237 (translate_clast): Call loop_iv_stack_patch_for_consts and
1238 loop_iv_stack_remove_constants.
1239 (gloog): Use new datatype. Redirect construction edge to end
1240 block to avoid accidental deletion.
1241 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1243 (union iv_stack_entry_data): New. Data in iv stack entry.
1244 (struct iv_stack_entry): New. Datatype for iv stack entries.
1246 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1248 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1249 * graphite.c (free_scop): Same.
1250 (build_scops): Same.
1251 (free_scattering): New.
1252 (build_cloog_prog): Call free_scattering.
1253 (patch_phis_for_virtual_defs): Fix memleak.
1254 (graphite_trans_bb_strip_mine): Same.
1255 (limit_scops): Same.
1257 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1258 Harsha Jagasia <harsha.jagasia@amd.com>
1260 PR tree-optimization/37828
1261 * graphite.c (graphite_trans_loop_block): Do not loop block
1262 single nested loops.
1264 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1266 PR tree-optimization/37686
1267 * tree-loop-linear.c (linear_transform_loops): Build a
1268 loop nest vector. Pass it to lambda_compute_access_matrices.
1269 * tree-data-ref.h (struct access_matrix): Store the loop nest
1270 relative to which it encodes the information.
1271 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1272 (am_vector_index_for_loop): Reimplemented: iterate over the
1273 loop nest for finding the loop index in the access matrix.
1274 (lambda_compute_access_matrices): Update declaration.
1275 * lambda-code.c (build_access_matrix): Pass the loop nest and
1277 (lambda_compute_access_matrices): Same.
1279 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1281 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1282 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1283 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1284 already implies hard float. Also fix several insn condition
1285 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1287 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1290 Based on patches by Laurent Vivier.
1291 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1292 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1293 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1294 dollar sign to underscore.
1295 (ASM_OUTPUT_EXTERNAL): Same.
1296 (ASM_OUTPUT_LABELREF): New.
1297 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1299 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1300 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1301 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1302 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1304 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1306 PR tree-optimization/36881
1307 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1308 that each value doesn't need runtime relocations, for !flag_pic
1309 check that each value is just a valid initializer constant.
1311 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1313 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1314 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1315 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1316 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1318 (REG_CLASS_NAMES): Update accordingly.
1319 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1320 rather than an unpredictable descriptive string.
1321 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1322 (mips_register_move_cost): Check for specific COP*_REGS classes,
1323 instead of ALL_COP_AND_GR_REGS.
1324 (mips_ira_cover_classes): New function.
1325 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1326 (TARGET_IRA_COVER_CLASSES): Define.
1328 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1331 * tree.c (build_type_attribute_qual_variant): Hash on the
1332 unqualified type, and don't overwrite an existing
1333 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1334 allow distinguishing between wchar_t and its underlying type. This
1335 also means that we'll retain a little more typedef information.
1337 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1338 Dmitry Melnik <dm@ispras.ru>
1339 Dmitry Zhurikhin <zhur@ispras.ru>
1340 Alexander Monakov <amonakov@ispras.ru>
1341 Maxim Kuvyrkov <maxim@codesourcery.com>
1343 * target.h (struct gcc_target): Update prototypes of needs_block_p
1345 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1346 * sel-sched.c (create_speculation_check): Likewise.
1347 * doc/tm.texi: Provide documentation for new target hooks.
1349 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1350 (ia64_gen_spec_insn): Removed.
1351 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1352 ia64_gen_spec_check): New static functions.
1353 (ia64_alloc_sched_context, ia64_init_sched_context,
1354 ia64_set_sched_context, ia64_clear_sched_context,
1355 ia64_free_sched_context, ia64_get_insn_spec_ds,
1356 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1357 (ia64_needs_block_p): Change prototype.
1358 (ia64_gen_check): Rename to ia64_gen_spec_check.
1359 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1360 into declaration, add special memory dependencies handling.
1361 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1362 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1363 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1364 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1365 Define new target hooks.
1366 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1367 (ia64_optimization_options): Turn on selective scheduling with -O3,
1368 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1369 default with selective scheduling.
1370 (ia64_override_options): Initialize align_loops and align_functions
1371 to 32 and 64, respectively. Set global selective scheduling flags
1372 according to target-dependent flags.
1373 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1374 (group_barrier_needed): Use new mstop-bit-before-check flag.
1376 (dfa_state_size): Make global.
1377 (spec_check_no, max_uid): Remove.
1378 (mem_ops_in_group, current_cycle): New variables.
1379 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1380 Initialize new variables.
1381 (is_load_p, record_memory_reference): New functions.
1382 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1384 (ia64_variable_issue): Change use of current_sched_info to
1385 sched_deps_info. Update comment. Note if a load or a store is issued.
1386 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1387 advance if maximal number of loads or stores was issued on current
1389 (scheduled_good_insn): New static helper function.
1390 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1391 a group barrier is needed. Fix vertical spacing. Guard the code
1392 doing state transition with last_scheduled_insn check.
1393 Mark that a stop bit should be before current insn if there was a
1394 cycle advance. Update current_cycle and mem_ops_in_group.
1395 (ia64_h_i_d_extended): Change use of current_sched_info to
1396 sched_deps_info. Reallocate stops_p by larger chunks.
1397 (struct _ia64_sched_context): New structure.
1398 (ia64_sched_context_t): New typedef.
1399 (ia64_alloc_sched_context, ia64_init_sched_context,
1400 ia64_set_sched_context, ia64_clear_sched_context,
1401 ia64_free_sched_context): New static functions.
1402 (gen_func_t): New typedef.
1403 (get_spec_load_gen_function): New function.
1404 (SPEC_GEN_EXTEND_OFFSET): Declare.
1405 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1406 (get_mode_no_for_insn): Change the condition that prevents use of
1407 special hardware registers so it can now handle pseudos.
1408 (get_spec_unspec_code): New function.
1409 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1410 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1411 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1412 during selective scheduling.
1413 (ia64_speculate_insn): Use ds_get_speculation_types when
1414 determining whether we need to change the pattern.
1415 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1416 (ia64_spec_check_src_p): Support new speculation/check codes.
1417 (struct bundle_state): New field.
1418 (issue_nops_and_insn): Initialize it.
1419 (insert_bundle_state): Minimize mid-bundle stop bits.
1420 (important_for_bundling_p): New function.
1421 (get_next_important_insn): Use important_for_bundling_p.
1422 (bundling): When shifting TImode from unimportant insns, ignore
1423 also group barriers. Assert that best state is found before
1424 the backward bundling pass. Print number of mid-bundle stop bits.
1425 Minimize mid-bundle stop bits. Check correct calculation of
1426 mid-bundle stop bits.
1427 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1428 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1430 (sel2_run): New variable.
1431 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1432 selective scheduling pass instead of schedule_ebbs.
1434 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1435 (UNSPEC_LDS_A): New UNSPEC.
1436 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1437 movti_internal, movsf_internal, movdf_internal,
1438 movxf_internal): Make visible. Add speculable* attributes.
1439 (output_c_nc): New mode attribute.
1440 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1441 mov<mode>_nc, zero_extend<mode>di2_nc,
1442 advanced_load_check_nc_<mode>): New insns.
1443 (zero_extend*): Add speculable* attributes.
1445 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1446 (msched-stop-bits-after-every-cycle): Likewise.
1447 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1449 (msched-spec-verbose): Remove.
1450 (msched-prefer-non-data-spec-insns,
1451 msched-prefer-non-control-spec-insns,
1452 msched-count-spec-in-critical-path,
1453 msel-sched-dont-check-control-spec): Use Target Report Var
1454 instead of Common Report Var.
1456 * config/ia64/itanium2.md: Remove incorrect bypass.
1458 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1460 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1463 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1464 and -fhelp=separate.
1466 2008-10-14 Ben Elliston <bje@au.ibm.com>
1468 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1470 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1472 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1475 2008-10-13 Matthias Klose <doko@ubuntu.com>
1477 * config/pa/linux-atomic.c: Work around missing header file
1478 for hppa64-linux-gnu targets.
1480 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1481 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1482 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1483 Grace Cao <grace_cao@playstation.sony.com>
1485 * doc/invoke.texi (-mgen-cell-microcode): Document.
1486 (-mwarn-cell-microcode): Document.
1487 * cfglayout.c (locator_location): Export.
1488 * rtl.h (locator_location): Define prototype.
1489 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1491 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1492 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1493 (mwarn-cell-microcode): New option.
1494 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1495 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1496 cell and not already set.
1497 Turn off string instructions if not generating cell microcode.
1498 (rs6000_final_prescan_insn): New function that warns about microcoded
1500 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1501 * config/rs6000/rs6000.md
1502 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1503 the instruction would have been microcoded on the Cell. Set
1504 cell_micro to always on unnamed patterns for the string instructions.
1505 (cell_micro): Update definition, remove load/store conditional
1507 (sign_extend:DI): Define new pattern for non microcoded version.
1508 (sign_extend:SI): Likewise.
1509 (compare (div:P)): Set cell_micro to not.
1510 (andsi3): Define as an expand.
1511 (andsi3_mc): New pattern.
1512 (andsi3_nomc): New pattern.
1513 (andsi3_internal0_nomc): New pattern.
1514 (andsi3_internal2): Rename to ...
1515 (andsi3_internal2_mc): this and enable iff generating microcode.
1516 (andsi3_internal3): Rename to ...
1517 (andsi3_internal3_mc): this and enable iff generating microcode.
1518 (andsi3_internal4): Enable iif generating microcode.
1519 (andsi3_internal5): Rename to ..
1520 (andsi3_internal5_mc): this and enable iff generating microcode.
1521 (andsi3_internal5_nomc): New pattern.
1522 (extzvdi_internal1): Enable iff generating microcode.
1523 (extzvdi_internal2): Likewise.
1524 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1525 (anddi3): Change to expand.
1526 (anddi3_mc): Rename from anddi3.
1527 (anddi3_no_mc): New pattern.
1528 (anddi3_internal2): Rename to ..
1529 (anddi3_internal2_mc): this and enable iff generating microcode.
1530 (anddi3_internal2_nomc): New pattern.
1531 (anddi3_internal3): Rename to ..
1532 (anddi3_internal3_mc): this and enable iff generating microcode.
1533 (anddi3_internal3_nomc): New pattern.
1534 (movti_string): Set cell_micro to always if TARGET_STRING.
1535 (stmsi8): Set cell_micro to always.
1541 (stmsi8_power): Likewise.
1542 (stmsi7_power): Likewise.
1543 (stmsi6_power): Likewise.
1544 (stmsi5_power): Likewise.
1545 (stmsi4_power): Likewise.
1546 (stmsi3_power): Likewise.
1547 (movsi_update2): Enable iff generating microcode.
1548 (movhi_update3): Likewise.
1549 (lmw): Set cell_micro to always.
1551 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1553 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1554 * config/s390/s390.c (machine_function): Remove
1555 decomposed_literal_pool_addresses_ok_p.
1556 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1557 the difference of two labels.
1558 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1559 (s390_pool_offset): New function.
1560 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1561 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1563 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1565 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1566 (powerpc*-*-linux-gnu*): Describe.
1567 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1568 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1569 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1570 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1571 config/rs6000/e500crtres32gpr.asm,
1572 config/rs6000/e500crtres64gpr.asm,
1573 config/rs6000/e500crtres64gprctr.asm,
1574 config/rs6000/e500crtrest32gpr.asm,
1575 config/rs6000/e500crtrest64gpr.asm,
1576 config/rs6000/e500crtresx32gpr.asm,
1577 config/rs6000/e500crtresx64gpr.asm,
1578 config/rs6000/e500crtsav32gpr.asm,
1579 config/rs6000/e500crtsav64gpr.asm,
1580 config/rs6000/e500crtsav64gprctr.asm,
1581 config/rs6000/e500crtsavg32gpr.asm,
1582 config/rs6000/e500crtsavg64gpr.asm,
1583 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1584 * config/rs6000/crtsavres.asm: Really remove.
1586 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1589 * c-format.c (convert_format_name_to_system_name): Use
1590 TARGET_OVERRIDES_FORMAT_INIT.
1591 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1592 * config/i386/mingw.opt: New.
1593 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1594 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1595 (ms_printf_length_specs): Removed const specifier.
1596 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1597 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1599 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1601 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1602 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1604 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1607 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1608 sure that ref has valid bb.
1610 2008-10-12 Richard Henderson <rth@redhat.com>
1613 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1614 * alias.c (value_addr_p, stack_addr_p): Remove.
1615 (nonoverlapping_memrefs_p): Remove IRA special case.
1616 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1617 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1618 * reload1.c (alter_reg): Use it.
1620 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1623 of registers instead of eax, ebx, ecx and edx. Use for loop
1624 and check register for non-zero value before the call
1625 to decode_caches_intel.
1627 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1629 PR rtl-optimization/37448
1630 * df.h: (df_ref_class): New enum.
1631 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1632 (struct df_ref): Replaced with union df_ref_d.
1633 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1634 New members of df_ref_d union.
1635 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1636 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1637 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1638 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1639 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1640 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1641 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1642 (df_scan_bb_info, df_bb_regno_first_def_find,
1643 df_bb_regno_last_def_find, df_find_def, df_find_use,
1644 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1645 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1646 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1647 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1648 Replaced struct df_ref * with df_ref.
1649 * df-scan.c (df_collection_rec, df_null_ref_rec,
1650 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1651 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1652 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1653 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1654 df_reorganize_refs_by_reg_by_reg,
1655 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1656 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1657 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1658 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1659 df_bb_refs_record, df_exit_block_uses_collect,
1660 df_record_exit_block_uses, df_reg_chain_mark,
1661 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1662 df_ref * with df_ref.
1663 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1664 df_ref_class parameter.
1665 (df_scan_problem_data): Added new pools for different types of refs.
1666 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1667 df_ref_create_structure): Processed new ref pools.
1668 (df_scan_start_dump): Added counts of refs and insns.
1669 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1670 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1671 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1672 code to pass df_ref_class down to ref creation functions.
1673 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1674 df_reg_chain_mark): Use macros to hide references to df_refs.
1675 (df_ref_chain_change_bb): Removed.
1676 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1677 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1678 Enhanced to understand df_ref union structure.
1679 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1680 all_uses_available_at, update_df, try_fwprop_subst,
1681 forward_propagate_subreg, forward_propagate_and_simplify,
1682 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1683 df_ref * with df_ref.
1684 (use_killed_between, all_uses_available_at): Use macros to hide
1685 references to df_refs.
1686 * regstat.c (regstat_bb_compute_ri,
1687 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1689 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1690 see_handle_relevant_refs, see_analyze_one_def,
1691 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1692 struct df_ref * with df_ref.
1693 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1694 global_conflicts): Replaced struct df_ref * with df_ref.
1695 * ddg.c (create_ddg_dep_from_intra_loop_link,
1696 add_cross_iteration_register_deps, build_inter_loop_deps):
1697 Replaced struct df_ref * with df_ref.
1698 (create_ddg_dep_from_intra_loop_link,
1699 add_cross_iteration_register_deps): Use macros to hide references
1701 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1702 df_ref * with df_ref.
1703 * df-core.c (df_bb_regno_first_def_find,
1704 df_bb_regno_last_def_find, df_find_def, df_find_use,
1705 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1706 debug_df_ref): Replaced struct df_ref * with df_ref.
1707 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1708 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1710 * web.c (union_defs, entry_register, replace_ref, web_main):
1711 Replaced struct df_ref * with df_ref.
1712 (union_defs, replace_ref): Use macros to hide references to df_refs.
1713 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1714 Replaced struct df_ref * with df_ref.
1715 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1716 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1717 Replaced struct df_ref * with df_ref.
1718 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1719 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1721 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1722 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1723 df_compute_accessed_bytes_strict_low_part,
1724 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1725 Replaced struct df_ref * with df_ref.
1726 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1727 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1728 df_ref * with df_ref.
1729 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1730 check_dependency, check_dependencies, record_uses): Replaced
1731 struct df_ref * with df_ref.
1732 (invariant_for_use, check_dependency): Use macros to hide
1733 references to df_refs.
1734 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1735 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1736 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1737 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1738 references to df_refs.
1739 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1741 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1742 * df-problems.c (df_rd_bb_local_compute_process_def,
1743 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1744 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1745 df_chain_remove_problem, df_chain_create_bb_process_use,
1746 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1747 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1748 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1749 df_byte_lr_simulate_artificial_refs_at_top,
1750 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1751 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1752 df_simulate_uses, df_simulate_artificial_refs_at_end,
1753 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1755 (df_chain_dump): Use macros to hide references to df_refs.
1756 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1757 df_ref * with df_ref.
1758 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1759 mark_artificial_uses, mark_reg_dependencies,
1760 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1762 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1764 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1766 (array_ref_element_size): Likewise.
1767 (array_ref_low_bound): Likewise.
1768 (array_ref_up_bound): Likewise.
1769 * expr.c (contains_packed_reference): Likewise.
1770 (array_ref_element_size): Likewise.
1771 (array_ref_low_bound): Likewise.
1772 (array_ref_up_bound): Likewise.
1773 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1774 with ARRAY_RANGE_REF.
1775 (idx_find_step): Likewise.
1776 (idx_record_use): Likewise.
1777 (strip_offset_1): Likewise.
1778 (idx_remove_ssa_names): Likewise.
1780 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1781 Andi Kleen <ak@linux.intel.com>
1783 * config/i386/cpuid.h (__cpuid_count): New defines.
1784 * config/i386/driver-i386.c (struct cache_desc): New structure.
1785 (describe_cache): Use struct cache_desc to pass cache descriptions.
1786 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1787 (detect_caches_amd): Use struct cache_desc to describe caches.
1788 (decode_caches_intel): Use struct cache_desc to pass cache
1789 descriptions. Update descriptions to match latest (rev -032,
1790 December 2007) CPUID documentation. Do not check valid bit here.
1791 Check for Xeon MP value 0x49 problems.
1792 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1793 Check valid bit before calling decode_caches_intel. Detect number
1794 of times to repeat CPUID instruction.
1795 (detect_caches_cpuid4): New function.
1796 (detect_caches_intel): Depending on max_level, call
1797 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1798 only when other methods fail to provide valid L2 cache description.
1800 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1803 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1804 it to PIC call patterns.
1805 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1806 code generation and attributes from pattern. Change peephole2 to
1807 split for noreturn case. Revise split pattern for non noreturn case.
1808 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1809 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1810 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1813 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1815 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1816 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1818 (divdf3): Reformat long line.
1820 2008-10-11 Michael J. Eager <eager@eagercon.com>
1822 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1824 (rs6000_handle_option): Process -mfpu options.
1825 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1826 (enum fpu_type_t): New.
1827 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1828 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1830 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1831 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1832 * config/rs6000/rs6000.opt (-mfpu): New.
1833 (-mxilinx-fpu): New.
1834 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1835 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1836 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1837 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1838 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1840 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1843 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1844 LO_SUM on Darwin if mode has just one unit.
1846 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1849 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1850 has been optimized out.
1852 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1854 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1855 instead of PIC_DIRECT_ADDR_P.
1856 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1857 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1858 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1859 (PIC_OFFSET_P): Rename to...
1860 (PCREL_SYMOFF_P): ...this.
1861 (PIC_DIRECT_ADDR_P): Delete.
1862 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1864 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1865 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1866 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1867 * config/sh/sh.c (print_operand): Remove CONST handling.
1868 (unspec_caller_rtx_p): Rewrite to use split_const and check
1869 the operands of UNSPEC bases.
1870 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1871 with (unspec [A B] UNSPEC_SYMOFF).
1872 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1873 UNSPEC_PCREL_SYMOFF.
1874 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1875 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1876 (UNSPEC_EXTRACT_U16): Likewise.
1877 (UNSPEC_SYMOFF): Likewise.
1878 (UNSPEC_PCREL_SYMOFF): Likewise.
1879 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1881 (movsi_const_16bit): Likewise.
1882 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1883 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1884 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1885 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1886 with (unspec [A B] UNSPEC_SYMOFF).
1887 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1888 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1889 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1890 (Csu): Likewise UNSPEC_EXTRACT_U16.
1891 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1892 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1894 2008-10-10 Stepan Kasal <skasal@redhat.com>
1896 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1897 for loop strip mining and loop blocking.
1899 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1901 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1902 vary types depending on debug info.
1904 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1906 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1907 before ensuring it's already computed.
1909 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1911 * rtl.h (locator_eq): New decl.
1912 * cfglayout.c (locator_scope): New function.
1913 (insn_scope): Use it.
1914 (locator_eq): New function.
1915 (fixup_reorder_chain): Search for last insn in src bb
1916 that has locator set or first insn in dest bb. Use
1917 locator_eq instead of == to compare locators.
1918 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1919 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1920 == to compare locators.
1922 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1924 * gimple-low.c (lower_function_body, lower_gimple_return,
1925 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1926 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1927 goto_block on edges if goto_locus is known.
1930 * tree.h (get_object_alignment): Declare.
1931 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1932 get_object_alignment if needed.
1933 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
1935 (get_object_alignment): ... here. New function. Try harder to
1936 determine alignment from get_inner_reference returned offset.
1938 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1940 * graphite.c (gloog): Don't call find_unreachable_blocks
1941 before delte_unreachable_blocks.
1943 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1944 goto_locus of true_edge into RTL locator.
1946 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1948 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1949 (*jcc_btdi_mask_rex64): Ditto.
1951 (*jcc_btsi_mask): Ditto.
1952 (*jcc_btsi_1): Ditto.
1953 (*jcc_btsi_mask_1): Ditto.
1955 2008-10-08 Paul Brook <paul@codesourcery.com>
1957 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1958 compatible profiler (__gnu_mcount_nc).
1959 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1961 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1963 * config/i386/i386.c (initial_ix86_tune_features): Add
1964 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1965 * config/i386/i386.h (ix86_tune_indices): Likewise.
1966 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1968 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1969 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1970 for FP to FP splitters.
1972 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1974 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1977 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1981 PR rtl-optimization/37341
1982 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1983 to ORIG_BB, pass through ORIG_BB recursively.
1984 (cse_condition_code_reg): Adjust caller.
1986 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1988 * sdbout.c (sdbout_one_type): Treat the value type
1989 CONST_DECL for enumerals.
1991 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1993 * config/i386/i386.md: Remove trailing white spaces.
1995 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1997 PR rtl-optimization/37448
1998 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1999 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2001 (struct output_info) [count]: Renamed total_created and made
2003 (struct output_info) [size]: Renamed total_allocated and made
2005 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2006 Properly keep track of desc->size.
2007 (print_statistics, dump_alloc_pool_statistics): Enhance the
2008 printing of statistics to print the number of elements and to use
2011 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2014 * opts.h (CL_SAVE): Move up to flags range.
2015 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2016 CL_COMMON): Renumber.
2017 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2018 * opts.c (common_handle_option): Revert last change.
2020 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2022 * config/i386/i386-protos.h (ix86_schedule): New.
2024 * config/i386/i386.c (ix86_schedule): New.
2025 (override_options): Add schedule to processor_alias_table. Set
2026 ix86_schedule from the schedule field in processor_alias_table.
2027 (ix86_function_specific_save): Save ix86_schedule.
2028 (ix86_function_specific_restore): Restore ix86_schedule.
2030 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2031 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2034 * config/i386/i386.opt: Add schedule.
2036 * config/i386/ppro.md: Remove generic32.
2038 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2041 * expr.c (count_type_elements): Handle ERROR_MARK.
2043 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2048 * basic-block.h (struct edge_def): Add goto_block field.
2049 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2050 one insn with locus corresponding to edge's goto_locus if !optimize.
2051 * profile.c (branch_prob): Copy edge's goto_block.
2052 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2054 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2055 locator in between the merged basic blocks if !optimize and needed.
2056 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2057 goto_locus into RTL locator. For unconditional jump use that
2058 locator for the jump insn.
2059 (expand_gimple_cond): Convert goto_block and goto_locus into
2060 RTL locator for all remaining edges. For unconditional jump
2061 use that locator for the jump insn.
2062 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2063 there is more than one edge or insn locator along the forwarding
2064 edges and !optimize. If there is just one, set e->goto_locus.
2065 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2067 (move_block_to_fn): Adjust edge's goto_block.
2069 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2072 * expmed.c (expand_mult): Properly check DImode constant in
2075 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2078 * dwarf2out.c (common_block_die_table): New variable.
2079 (common_block_die_table_hash, common_block_die_table_eq): New
2081 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2082 COMMON block in the current scope rather than globally. Optimize
2083 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2084 DW_OP_addr SYMBOL_REF+off.
2086 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2088 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2089 Return true for non-addressable GIMPLE operands.
2091 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2094 * config/i386/i386.c (initial_ix86_tune_features): Remove
2095 X86_TUNE_USE_BIT_TEST.
2096 * config/i386/i386.h (ix86_tune_indices): Likewise.
2097 (TARGET_USE_BIT_TEST): Removed.
2099 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2101 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2103 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2105 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2106 (mul<mode>3_mul3): ... into this new template.
2108 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2110 * gimplify.c (gimplify_arg): Add location argument. Use it.
2111 (gimplify_call_expr): Pass location to gimplify_arg.
2112 (gimplify_modify_expr_to_memcpy): Same.
2113 (gimplify_modify_expr_to_memset): Same.
2115 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2117 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2118 Update calls to build_unary_op and build_indirect_ref for location
2121 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2124 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2125 * c-typeck.c (array_to_pointer_conversion): Pass location to
2127 (function_to_pointer_conversion): Use error_at and warning_at.
2128 (build_indirect_ref): Same.
2129 (build_array_ref): Pass location to build_binary_op.
2130 (parser_build_unary_op): Do not set location after calling
2132 (build_unary_op): Add location argument. Use it throughout. Set
2133 EXPR_LOCATION before returning new tree.
2134 (build_modify_expr): Same.
2135 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2137 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2138 build_indirect_ref, build_modify_expr.
2139 (c_finish_omp_for): Same. Use error_at instead of error.
2140 * c-common.c (c_common_truthvalue_conversion): Pass location to
2142 (warn_for_div_by_zero): Add location argument.
2143 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2144 build_unary_op, warn_for_div_by_zero.
2145 * c-parser.c (c_parser_typeof_specifier): Use
2146 protected_set_expr_location.
2147 (c_parser_statement_after_labels): Same.
2148 (c_parser_condition): Same.
2149 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2150 (c_parser_conditional_expression): Use protected_set_expr_location.
2151 (c_parser_unary_expression): Pass location to build_indirect_ref.
2152 (c_parser_postfix_expression_after_primary): Pass location to
2153 build_indirect_ref, build_unary_op.
2154 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2156 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2158 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2159 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2160 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2162 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2163 (mips_issue_rate): Handle PROCESSOR_R10000.
2164 * config/mips/mips.md (cpu): Add r10000.
2166 * config/mips/10000.md: New file.
2168 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2170 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2171 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2172 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2174 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2176 * config/darwin-protos.h (machopic_function_base_name): Delete.
2177 (machopic_function_base_sym): Likewise.
2178 (machopic_gen_offset): Declare.
2179 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2180 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2181 * config/darwin.c (machopic_function_base_name): Delete.
2182 (machopic_function_base_sym): Likewise.
2183 (gen_pic_offset): Rename to...
2184 (machopic_gen_offset): ...this and remove the pic_base argument.
2185 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2186 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2187 crtl->uses_pic_offset_table.
2188 (machopic_indirect_data_reference): Use new machopic_gen_offset
2190 (machopic_legitimize_pic_address): Likewise.
2191 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2193 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2194 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2195 * config/i386/i386.c (output_set_got): Likewise.
2196 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2198 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2199 (legitimate_address_p): Likewise.
2200 (output_pic_addr_const): Likewise.
2201 (output_addr_const_extra): Likewise.
2202 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2203 match an UNSPEC rather than a MINUS.
2204 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2205 (builtin_setjmp_receiver): Use machopic_gen_offset.
2206 * config/i386/predicates.md (pic_symbolic_operand): Handle
2207 UNSPEC_MACHOPIC_OFFSET.
2209 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2210 Use machopic_gen_offset and machopic_operand_p.
2211 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2212 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2213 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2214 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2215 Set crtl->uses_pic_offset_table.
2217 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2219 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2221 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2222 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2223 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2224 (constant_pool_expr_p): Use split_const and check the base.
2225 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2227 (legitimate_constant_pool_address_p): Check toc_relative_p
2228 instead of constant_pool_expr_p.
2229 (print_operand_address): Always use output_addr_const for
2230 constant pool addresses.
2231 (rs6000_output_addr_const_extra): New function.
2232 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2234 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2238 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2239 (mark_ref_live, mark_ref_dead): Use them.
2240 (def_conflicts_with_inputs_p): Remove.
2241 (mark_early_clobbers): New function.
2242 (process_bb_node_lives): Call preprocess_constraints and
2243 mark_early_clobbers.
2245 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2247 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2249 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2250 lib with -mthread switch.
2252 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2255 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2256 function in two, making it call a new and reusable
2257 dwarf2out_imported_module_or_decl() that takes the containing
2258 BLOCK of the declaration in argument.
2259 (dwarf2out_imported_module_or_decl_real): New function.
2260 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2261 IMPORTED_DECL in account.
2262 * tree.def: Added IMPORTED_DECL node type.
2263 * tree.h: Added accessors for IMPORTED_DECL nodes.
2264 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2266 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2268 * doc/gimple.texi: Fix some typos, wrap some long lines,
2269 fix some broken wraps with continuations.
2270 * tree-ssa-reassoc.c: Fix comment typos.
2272 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2275 * pa.c (legitimize_pic_address): Force function labels to memory in
2278 2008-10-04 Anton Blanchard <anton@samba.org>
2280 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2281 (rs6000_split_atomic_op): Same.
2282 (rs6000_split_compare_and_swap): Same.
2283 (rs6000_split_compare_and_swapqhi): Same.
2285 2008-10-04 Richard Guenther <rguenther@suse.de>
2287 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2288 instead of pointer equality.
2289 (vn_nary_op_eq): Likewise.
2291 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2293 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2295 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2296 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2298 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2300 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2301 Revert previous change.
2303 2008-10-03 Tom Tromey <tromey@redhat.com>
2305 * stringpool.c (ggc_alloc_string): Terminate string.
2307 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2309 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2310 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2311 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2314 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2317 2008-10-03 Pascal Obry <obry@adacore.com>
2319 * gcov.c (create_file_names): Properly handle UNIX and DOS
2320 directory separators.
2321 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2322 separator to '~' to ensure clean filenames on Windows.
2324 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2326 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2327 Add a null terminator to the stripped name.
2329 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2331 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2332 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2333 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2334 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2335 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2336 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2337 TARGET_SINGLE_FLOAT.
2339 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2341 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2343 2008-10-02 Richard Guenther <rguenther@suse.de>
2346 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2347 and VECTOR_TYPE recurse with useless_type_conversion_p which
2348 properly handles void pointer conversion.
2350 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2353 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2354 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2356 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2358 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2359 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2360 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2361 they translate to non builtins.
2362 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2363 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2364 __builtin_vec_promote, __builtin_vec_extract, and
2365 __builtin_vec_insert.
2366 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2367 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2368 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2369 * config/rs6000/altivec.h (vec_extract): Define
2370 (vec_insert): Define.
2371 (vec_splats): Define.
2372 (vec_promote): Define.
2374 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2375 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2376 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2378 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2380 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2381 prototype. Add new parameter, blk.
2382 Use BLKmode for the MEM if blk is true.
2383 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2384 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2385 ALTIVEC_BUILTIN_STVRXL.
2386 Update usage of altivec_expand_lv_builtin.
2387 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2388 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2389 (altivec_init_builtins): If compiling for the Cell, also define the
2391 * config/rs6000/rs6000.h (rs6000_builtins): Define
2392 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2393 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2394 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2395 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2396 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2397 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2398 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2399 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2400 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2401 UNSPEC_STVRX, and UNSPEC_STVRXL.
2402 (altivec_lvlx): New pattern.
2403 (altivec_lvlxl): New pattern.
2404 (altivec_lvrx): New pattern.
2405 (altivec_lvrxl): New pattern.
2406 (altivec_stvlx): New pattern.
2407 (altivec_stvlxl): New pattern.
2408 (altivec_stvrx): New pattern.
2409 (altivec_stvrxl): New pattern.
2410 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2411 (vec_lvlxl): Likewise.
2412 (vec_lvrx): Define if PPU is defined.
2413 (vec_lvrxl): Likewise.
2414 (vec_stvlx): Define if PPU is defined.
2415 (vec_stvlxl): Likewise.
2416 (vec_stvrx): Define if PPU is defined.
2417 (vec_stvrxl): Likewise.
2419 2008-10-01 Geert Bosch <bosch@adacore.com>
2421 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2423 2008-10-01 Richard Guenther <rguenther@suse.de>
2425 PR tree-optimization/37617
2426 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2427 do not add to the NEW_SETS.
2429 2008-10-01 Richard Guenther <rguenther@suse.de>
2432 * tree-vrp.c (execute_vrp): If we optimized away the default
2433 case make sure to promote the label that got in place of it
2434 to a default case label.
2436 2008-10-01 Richard Henderson <rth@redhat.com>
2439 * tree-complex.c (set_component_ssa_name): Don't optimize
2440 is_gimple_min_invariant values with ssa_names in abnormal phis.
2442 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2444 PR tree-optimization/37662
2445 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2446 commutative binary operation if they are in the wrong order and
2447 fold_build2 produces non-GIMPLE.
2449 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2451 PR tree-optimization/37662
2452 PR tree-optimization/37663
2453 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2454 get_value_range with non-SSA_NAME. Don't assert operands have been
2455 folded, instead just bail out.
2457 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2459 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2461 2008-09-30 Richard Guenther <rguenther@suse.de>
2464 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2465 build restrict-qualified pointers.
2466 (vectorizable_store): Move alias check later.
2467 (vectorizable_load): Likewise.
2469 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2471 * c-common.c (empty_if_body_warning): Remove.
2472 * c-common.h (empty_if_body_warning): Remove.
2473 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2474 here the -Wempty-body warning for `if' and `else' statements.
2475 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2477 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2479 * config/i386/i386.opt: Add msse2avx.
2481 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2482 * config/i386/linux64.h (ASM_SPEC): Likewise.
2484 * doc/invoke.texi: Document -msse2avx.
2486 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2488 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2490 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2492 * ifcvt.c (noce_emit_store_flag): If using condition from original
2493 jump, reverse it if if_info->cond was reversed.
2495 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2497 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2498 non-constant memory if it cannot be forced to constant memory.
2499 Overhaul surrounding code and factor out common condition.
2501 2008-09-29 Jeff Law <law@redhat.com>
2503 * reload1.c (alter_reg): Add missing curly braces.
2505 2008-09-29 Michael J. Eager <eager@eagercon.com>
2507 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2509 * config/rs6000/rs6000.c (rs6000_override_options): Move
2510 rs6000_init_hard_regno_mode_ok after all options changed.
2511 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2512 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2513 -msimple-fpu flags. Add warning messages if single FP not configured.
2514 (rs6000_file_start): Output gnu_attribute for single-float.
2515 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2516 (rs6000_legitimize_address): Likewise.
2517 (rs6000_legitimize_reload_address): Likewise.
2518 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2519 TARGET_SINGLE_FLOAT.
2520 (function_arg_advance): Likewise (partial conversion).
2521 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2522 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2523 TARGET_SINGLE_FLOAT.
2524 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2525 (rs6000_emit_prologue): Likewise.
2526 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2527 TARGET_SINGLE_FLOAT.
2528 (rs6000_libcall_value): Likewise.
2529 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2530 (TARGET_DOUBLE_FLOAT): New default to 1
2531 (TARGET_SIMPLE_FPU): New default to 0
2532 (TARGET_SINGLE_FPU): New default to 0
2533 (TARGET_SINGLE_FLOAT_MODE): New.
2534 (TARGET_DOUBLE_FLOAT_MODE): New.
2535 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2536 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2538 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2539 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2540 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2541 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2542 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2543 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2544 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2545 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2546 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2547 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2548 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2549 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2550 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2551 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2552 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2553 cmptf_internal1, *cmptf_internal2): Condition on
2554 TARGET_DOUBLE_FLOAT.
2555 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2556 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2557 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2558 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2559 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2560 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2561 TARGET_SINGLE_FLOAT.
2562 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2563 * config/rs6000/rs6000.opt (-msingle-float): New.
2564 (-mdouble-float): New.
2565 (-msimple-fpu): New.
2566 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2567 -msingle-float, -mdouble-float, -msimple-fpu options.
2568 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2569 _SOFT_DOUBLE for -msingle-float.
2570 * config.gcc: New config for target=powerpc-xilinx-eabi.
2572 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2574 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2575 have exit and entry.
2576 (new_scop): Take entry and exit edge to define new SCoP.
2577 (sd_region_p): New structure used during SCoP detection.
2578 (move_scops): Delete.
2579 (move_sd_regions): New.
2580 (scopdet_info): Change the definition from edges back to basic_blocks.
2581 (scopdet_edge_info): Work on basic_blocks and rename to
2582 scopdet_basic_block_info.
2583 (split_difficult_bb): At the moment removed. We should later
2584 add it at another place.
2585 (build_scops_1): Work on basic_blocks.
2586 (bb_in_sd_region): New.
2587 (find_single_entry_edge): New.
2588 (find_single_exit_edge): New.
2589 (create_single_entry_edge): New.
2590 (sd_region_without_exit): New.
2591 (create_single_exit_edge): New.
2592 (unmark_exit_edges): New.
2593 (mark_exit_edges): New.
2594 (create_sese_edges): New.
2595 (build_graphite_scops): New.
2596 (build_scops): Make SCoPs SESE.
2597 (limit_scops): Use the new functions.
2599 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2601 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2603 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2606 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2607 address to a register before taking the lower part.
2609 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2611 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2614 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2615 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2618 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2619 the newly created variable.
2620 Create a VECTOR_CST of all 1s for vector types.
2622 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2625 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2627 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2629 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2630 order to convert between modes.
2631 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2633 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2635 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2638 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2641 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2645 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2647 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2648 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2649 them to yield false with MIPS16.
2651 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2654 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2655 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2656 mem_loc_descriptor failed. Accept UNSPEC.
2657 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2658 fail if one of the loc_descriptor calls for pieces failed.
2659 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2660 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2661 if loc_descriptor_from_tree_1 on offset failed.
2664 * opts.c (common_handle_option): Don't call print_specific_help with
2665 CL_SAVE as first argument.
2667 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2668 Steve Ellcey <sje@cup.hp.com>
2670 * configure: Regenerate for new libtool.
2671 * aclocal.m4: Ditto.
2673 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2675 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2676 alias set on MEM when saving stack pointer.
2677 * config/rs6000/rs6000.md (allocate_stack): Likewise
2679 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2681 PR tree-optimization/37574
2682 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2683 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2684 instead of vector_type for constants. Take computation out of loop.
2685 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2686 and use only vector_type for invariant case.
2687 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2689 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2692 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2693 the decl is a VAR_DECL or FUNCTION_DECL.
2695 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2698 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2699 (mark_ref_live, mark_ref_dead): Use them.
2700 (def_conflicts_with_inputs_p): Remove.
2701 (mark_early_clobbers): New function.
2702 (process_bb_node_lives): Call preprocess_constraints and
2703 mark_early_clobbers.
2705 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2707 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2710 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2711 (ira_compress_allocno_live_ranges): New prototype.
2713 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2714 (coalesced_allocnos_living_at_program_points): New.
2715 (coalesced_allocnos_live_at_points_p,
2716 set_coalesced_allocnos_live_points): New functions.
2717 (coalesce_spill_slots): Rewrite.
2719 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2720 ira_compress_allocno_live_ranges): New functions.
2722 * ira-build.c (ira_flattening): Call
2723 ira_compress_allocno_live_ranges.
2726 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2728 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2731 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2733 * combine.c (make_compound_operation): Handle the 'E' format.
2734 (count_rtxs): Likewise.
2735 (update_table_tick): Likewise.
2736 (get_last_value_validate): Likewise.
2738 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2740 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2742 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2744 * matrix-reorg.c (transform_allocation_sites): Initializers
2745 added to avoid the warning.
2747 2008-09-25 Martin Jambor <mjambor@suse.cz>
2749 * cgraph.c (free_nodes): New variable.
2750 (NEXT_FREE_NODE): New macro.
2751 (cgraph_create_node): Reuse nodes from the free list. Do not
2752 update uid if doing so.
2753 (cgraph_remove_node): Add the node to the free list.
2755 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2757 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2759 2008-09-24 Richard Henderson <rth@redhat.com>
2761 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2762 * unwind-dw2.c (execute_stack_op): Handle it.
2764 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2767 2008-09-24 Michael J. Eager <eager@eagercon.com>
2769 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2771 * c-common.c (fname_decl): New location argument.
2772 * c-common.h (fname_decl): Same.
2773 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2775 (c_parser_typeof_specifier): Same.
2776 (c_parser_parms_list_declarator): Same.
2777 (c_parser_asm_string_literal): Same.
2778 (c_parser_compound_statement_nostart): Same.
2779 (c_parser_label): Same.
2780 (c_parser_do_statement): Same.
2781 (c_parser_asm_statement): Same.
2782 (c_parser_unary_expression): Same.
2783 (c_parser_sizeof_expression): Same.
2784 (c_parser_postfix_expression): Same.
2785 (c_parser_pragma): Same.
2786 (c_parser_omp_clause_collapse): Same.
2787 (c_parser_omp_clause_num_threads): Same.
2788 (c_parser_omp_clause_schedule): Same.
2789 (c_parser_omp_all_clauses): Same.
2790 (c_parser_omp_sections_scope): Same.
2791 (c_parser_omp_for_loop): Same. Pass condition's location to
2792 c_objc_common_truthvalue_conversion.
2793 (c_parser_enum_specifier): Remove comment.
2795 2008-09-24 Michael J. Eager <eager@eagercon.com>
2797 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2799 * config/rs6000/rs6000.c (rs6000_override_options): Move
2800 rs6000_init_hard_regno_mode_ok after all options changed.
2801 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2802 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2803 -msimple-fpu flags. Add warning messages if single FP not configured.
2804 (rs6000_file_start): Output gnu_attribute for single-float.
2805 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2806 (rs6000_legitimize_address): Likewise.
2807 (rs6000_legitimize_reload_address): Likewise.
2808 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2809 TARGET_SINGLE_FLOAT.
2810 (function_arg_advance): Likewise.
2811 (function_arg): Likewise.
2812 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2813 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2814 TARGET_SINGLE_FLOAT.
2815 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2816 (rs6000_emit_prologue): Likewise.
2817 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2818 TARGET_SINGLE_FLOAT.
2819 (rs6000_libcall_value): Likewise.
2820 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2821 (TARGET_DOUBLE_FLOAT): New default to 1
2822 (TARGET_SIMPLE_FPU): New default to 0
2823 (TARGET_SINGLE_FPU): New default to 0
2824 (TARGET_SINGLE_FLOAT_MODE): New.
2825 (TARGET_DOUBLE_FLOAT_MODE): New.
2826 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2827 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2829 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2830 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2831 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2832 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2833 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2834 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2835 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2836 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2837 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2838 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2839 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2840 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2841 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2842 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2843 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2844 cmptf_internal1, *cmptf_internal2): Condition on
2845 TARGET_DOUBLE_FLOAT.
2846 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2847 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2848 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2849 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2850 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2851 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2852 TARGET_SINGLE_FLOAT.
2853 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2854 * config/rs6000/rs6000.opt (-msingle-float): New.
2855 (-mdouble-float): New.
2856 (-msimple-fpu): New.
2857 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2858 -msingle-float, -mdouble-float, -msimple-fpu options.
2859 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2860 _SOFT_DOUBLE for -msingle-float.
2861 * config.gcc: New config for target=powerpc-xilinx-eabi.
2863 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2865 * config/sparc/constraints.md: New file.
2866 * config/sparc/sparc.md: Include it.
2867 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2868 (sparc_extra_constraint_check): Delete.
2869 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2870 (memory_ok_for_ldd): New predicate.
2871 (sparc_extra_constraint_check): Delete.
2872 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2873 (CONST_OK_FOR_LETTER_P): Likewise.
2874 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2875 (EXTRA_CONSTRAINT): Likewise.
2877 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2879 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2881 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2883 * alias.c (find_base_value): Use FIND_BASE_TERM.
2884 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2886 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2888 * config/i386/i386.c: Include cselib.h.
2889 (ix86_pic_register_p): New function.
2890 (ix86_delegitimize_address): Use it to check for the PIC register.
2892 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2894 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2895 * config/i386/i386.c (ix86_find_base_term): Don't check for
2896 SYMBOL_REF and LABEL_REF.
2898 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2900 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2901 constant PLUS in a CONST.
2903 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2905 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2906 check for sibcall support for w64.
2908 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2910 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2912 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2914 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2915 parser_build_binary_op.
2916 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2917 * c-typeck.c (build_array_ref): Same.
2918 (parser_build_unary_op): New location argument.
2919 (pointer_diff): Pass location to build_binary_op,
2920 c_objc_common_truthvalue_conversion.
2921 (build_modify_expr): Same.
2922 (build_unary_op): New location argument.
2923 (build_binary_op): New location argument.
2924 (c_objc_common_truthvalue_conversion): Pass location to
2925 c_*common_truthvalue_conversion.
2926 * c-convert.c (convert): Same.
2927 * c-common.c (binary_op_error): New location argument.
2928 (pointer_int_sum): Pass location to build_binary_op.
2929 (c_common_truthvalue_conversion): New location argument.
2930 (warn_for_sign_compare): Same.
2931 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2932 binary_op_error, build_binary_op, warn_for_sign_compare.
2933 * c-parser.c (c_parser_condition): Pass location to
2934 c_*common_truthvalue_conversion.
2935 (c_parser_conditional_expression): Save condition's location and pass
2937 (c_parser_binary_expression): Same, but for the binary operator's
2939 (c_parser_omp_for_loop): Pass location to
2940 c_objc_common_truthvalue_conversion.
2942 2008-09-23 Martin Jambor <mjambor@suse.cz>
2944 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2945 (cgraph_node_remove_callees): New temporary f. Hold the next item
2947 (cgraph_node_remove_callers): Likewise.
2949 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2950 (ipa_node_removal_hook): Likewise.
2952 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2953 gimple_call_copy_skip_args and moved to the gimple_call section.
2954 * gimple.c (gimple_copy_call_skip_args): Renamed to
2955 gimple_call_copy_skip_args. Changed al users.
2957 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2959 * ira-color.c (start_allocno_priorities): Rename to
2960 setup_allocno_priorities. Use costs and
2961 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2962 range lengths. Get rid off doubles.
2963 (ira_fast_allocations): Call start_allocno_priorities.
2965 2008-09-22 David Daney <ddaney@avtrex.com>
2968 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2969 register if TARGET_LONG_CALLS.
2971 2008-09-22 Richard Guenther <rguenther@suse.de>
2973 PR tree-optimization/37145
2974 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2975 value-numbering union accesses with their offset and size only.
2976 (visit_reference_op_load): Fix simplification of inserted conversions.
2977 * tree-ssa-pre.c (find_or_generate_expression): Do not
2978 recursively generate expressions if running FRE.
2980 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2982 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2983 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2986 2008-09-22 Richard Guenther <rguenther@suse.de>
2988 PR tree-optimization/37145
2989 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2990 (phi_translate_1): Constant fold references.
2992 2008-09-22 Ira Rosen <irar@il.ibm.com>
2994 PR tree-optimization/37482
2995 * tree-vectorizer.h (struct _slp_instance): Add new field.
2996 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2997 (get_earlier_stmt): New function.
2998 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3000 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3001 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3002 asserts that GSI points to the scalar statement being vectorized.
3003 Set new statement location according to GSI.
3004 (vect_schedule_slp_instance): Use GSI of
3005 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3007 2008-09-21 Jan Hubicka <jh@suse.cz>
3009 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3010 (ipcp_insert_stage): Update dead_nodes bitmap.
3012 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3015 * config/i386/t-cygming (SHLIB_LC): Remove.
3016 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3017 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3019 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3023 * final.c (mark_symbol_ref_as_used): New helper function.
3024 (output_operand): Instead of just looking inside MEMs for
3025 SYMBOL_REFs, use new helper function and for_each_rtx.
3026 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3027 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3028 Make head comment more general.
3029 * config/darwin.c (machopic_output_indirection): Handle weak
3030 references here, like in assemble_external.
3032 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3034 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3035 (sparc_emit_float_lib_cmp): Change return type.
3036 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3037 (gen_compare_operator): New function.
3038 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3039 the comparison sequence. Minor tweaks.
3040 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3041 that the final operator and the result of sparc_emit_float_lib_cmp
3042 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3043 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3044 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3045 result of sparc_emit_float_lib_cmp match for software TFmode.
3046 (movqicc, movhicc, movsicc, movdicc): Merge into...
3047 (mov<I:mode>cc): ...this.
3048 (movsfcc, movdfcc, movtfcc): Merge into...
3049 (mov<F:mode>cc): ...this.
3050 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3052 (mov<I:mode>_cc_v9): ...this.
3053 (movdi_cc_sp64_trunc): Delete.
3054 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3055 movdi_cc_reg_sp64): Merge into...
3056 (mov<I:mode>_cc_reg_sp64): ...this.
3057 (movsf_cc_sp64): Rename into...
3058 (movsf_cc_v9): ...this.
3059 (movdf_cc_sp64): Rename into...
3060 (movdf_cc_v9): ...this.
3061 (movtf_cc_hq_sp64): Rename into...
3062 (movtf_cc_hq_v9): ...this.
3063 (movtf_cc_sp64): Rename into...
3064 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3066 2008-09-21 Diego Novillo <dnovillo@google.com>
3068 * doc/gccint.texi: Include generic.texi and gimple.texi.
3070 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3071 (GIMPLE): Move to gimple.texi.
3072 (Annotations): Remove references to to stmt_ann_t and
3074 (SSA Operands): Rename from 'Statement Operands'.
3075 * doc/generic.texi: New.
3076 * doc/gimple.texi: New.
3077 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3078 * Makefile.in (TEXI_GCCINT_FILES):
3079 * gimple.c (gimple_copy_call_skip_args): Rename from
3080 giple_copy_call_skip_args. Update all users.
3081 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3083 2008-09-21 Ira Rosen <irar@il.ibm.com>
3085 PR tree-optimization/37539
3086 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3087 statement in related statement field only for the first load of the
3088 group of loads with the same data reference.
3090 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3092 * config/mips/mips.h (TUNE_OCTEON): New macro.
3093 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3094 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3095 * config/mips/octeon.md: New file.
3096 * config/mips/mips.md: Include octeon.md. Restore
3097 semi-alphabetical order of include files.
3099 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3102 * config/i386/i386.md (*jcc_fused_1): Removed.
3103 (*jcc_fused_2): Likewise.
3104 (*jcc_fused_3): Likewise.
3105 (*jcc_fused_4): Likewise.
3107 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3109 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3110 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3111 * target.h (gcc_target): Add ira_cover_classes.
3112 * ira.c: Remove IRA_COVER_CLASSES guards.
3113 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3114 instead of IRA_COVER_CLASSES.
3115 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3116 (setup_class_translate): Likewise.
3117 (setup_reg_class_intersect_union): Likewise.
3118 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3119 test of targetm.ira_cover_classes.
3120 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3121 of IRA_COVER_CLASSES.
3122 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3123 (TARGET_INITIALIZER): Include it.
3124 * targhooks.h (default_ira_cover_classes): Declare.
3125 * targhooks.c (default_ira_cover_classes): New function.
3127 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3129 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3131 2008-09-19 Ian Lance Taylor <iant@google.com>
3133 * varasm.c (narrowing_initializer_constant_valid_p): Return
3134 NULL_TREE if ENDTYPE is not an integer.
3136 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3139 * tree-ssa.c (execute_update_addresses_taken): Also update
3140 DECL_GIMPLE_REG_P for vector and complex types.
3142 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3143 Jan Hubicka <jh@suse.cz>
3146 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3147 empty before freeing them.
3148 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3150 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3152 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3153 * config/xtensa/predicates.md (tls_symbol_operand): New.
3154 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3155 (TARGET_CANNOT_FORCE_MEM): Define.
3156 (xtensa_tls_symbol_p): New.
3157 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3158 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3159 (xtensa_tls_module_base): New.
3160 (xtensa_call_tls_desc): New.
3161 (xtensa_legitimize_tls_address): New.
3162 (xtensa_legitimize_address): Handle TLS symbols.
3163 (xtensa_tls_referenced_p_1): New.
3164 (xtensa_tls_referenced_p): New.
3165 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3167 (XTENSA_BUILTIN_THREAD_POINTER): New.
3168 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3169 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3170 builtin. Add declarations for __builtin_thread_pointer and
3171 __builtin_set_thread_pointer.
3172 (xtensa_fold_builtin): Recognize new builtins.
3173 (xtensa_expand_builtin): Expand new builtins.
3174 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3175 (TARGET_THREADPTR): Define.
3176 (HAVE_AS_TLS): Define default value.
3177 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3178 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3179 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3180 (UNSPECV_SET_TP): New.
3181 (sym_TPOFF, sym_DTPOFF): New.
3182 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3183 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3184 * configure: Regenerated.
3186 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3189 * config/ia64/ia64.c (ia64_optimization_options): Move
3190 checking and setting flag_schedule_insns_after_reload and
3191 ia64_flag_schedule_insns2 back to ...
3192 (ia64_override_options): Here.
3194 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3197 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3198 zero extend count after the correction to it is done.
3199 (doloop_optimize): Update call to doloop_modify, don't zero extend
3202 2008-09-18 Martin Jambor <mjambor@suse.cz>
3204 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3206 * ipa-prop.c: Correct comments.
3207 * ipa-prop.h: Likewise.
3209 2008-09-18 Jan Hubicka <jh@suse.cz>
3212 * ipa-reference.c (ipa_reference_local_vars_info_d,
3213 ipa_reference_global_vars_info_d,
3214 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3215 ipa_reference_vars_info_t): Move here from ipa-reference.h
3216 (node_duplication_hook_holder, node_removal_hook_holder): New.
3217 (get_reference_vars_info_from_cgraph): Rename to ...
3218 (get_reference_vars_info): ... this one, use cgraph uids.
3219 (get_local_reference_vars_info, get_global_reference_vars_info):
3220 Use cgraph instead of decl.
3221 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3223 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3224 ipa_reference_get_written_global,
3225 ipa_reference_get_not_written_global): Use cgraph argument.
3226 (check_call): Simplify avail check.
3227 (scan_stmt_for_static_refs): Update.
3228 (propagate_bits): Update.
3229 (merge_callee_local_info): Remove.
3230 (init_function_info): Use cgraph nodes.
3231 (clean_function_local_data): Break out from ...
3232 (clean_function): ... here.
3233 (copy_local_bitmap, copy_global_bitmap): New functions.
3234 (duplicate_node_data, remove_node_data): New functions.
3235 (generate_summary): Register hooks; use visibility instead of
3237 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3238 * ipa-reference.h (ipa_reference_local_vars_info_d,
3239 ipa_reference_global_vars_info_d,
3240 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3241 ipa_reference_vars_info_t): Move to ipa-reference.c
3242 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3244 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3245 ipa_reference_get_not_read_global,
3246 ipa_reference_get_not_written_global): Update prototype.
3247 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3248 (init_state): Remove.
3249 (node_duplication_hook_holder, node_removal_hook_holder): New.
3250 (get_function_state, set_function_state): Use VECtor.
3251 (analyze_function): Check body availability.
3252 (add_new_function): Likewise.
3253 (duplicate_node_data, remove_node_data): New.
3254 (generate_summary): Register hooks; do not care about clones.
3255 (propafate): Do not care about clones; recursive functions are
3257 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3258 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3259 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3261 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3262 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3263 Update call of ipa-reference accesors.
3265 2008-09-18 Simon Baldwin <simonb@google.com>
3267 * c-opts.c (c_common_handle_option): Add handling for
3268 -Wbuiltin-macro-redefined command line option.
3269 * c.opt: Added builtin-macro-redefined option.
3270 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3273 2008-09-18 Richard Guenther <rguenther@suse.de>
3275 PR tree-optimization/37258
3276 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3277 and signedness for integral types.
3278 (vn_phi_eq): Require compatible types.
3280 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3283 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3284 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3286 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3287 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3288 ggc_free other TREE_LIST nodes from that chain.
3289 * function.c (instantiate_decls): Instantiate also DECL_RTL
3290 of vars in cfun->local_decls, free that list afterwards.
3292 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3294 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3295 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3297 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3299 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3300 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3302 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3304 PR tree-optimization/37102
3305 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3306 from a node. Check to see if another PHI is dead.
3307 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3308 remove real PHIs which have no uses.
3309 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3311 2008-09-18 Richard Guenther <rguenther@suse.de>
3314 * tree-cfg.c (remove_useless_stmts_1): Remove
3315 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3317 2008-09-18 Nick Clifton <nickc@redhat.com>
3319 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3320 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3321 to frv_secondary_reload_class.
3322 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3323 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3324 (frv_secondary_reload_class): Omit unused parameter.
3325 (frv_secondary_reload): New function. Handle the case when
3326 secondary_reload_class() is called before the reload_(in|out)
3327 _optabs have been initialised.
3328 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3330 * config/frv/frv.md: Define an exclusion set between fr550_m0
3333 2008-09-18 Richard Guenther <rguenther@suse.de>
3335 PR tree-optimization/37456
3336 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3337 want to insert after ends a BB insert on the single fallthru
3340 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3342 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3343 Mention -march=z9-109, z9-ec and z10.
3345 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3347 PR rtl-optimization/37544
3348 * regrename.c (maybe_mode_change): Exit early when copy_mode
3349 is narrower than orig_mode and narrower than new_mode.
3351 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3354 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3356 * sched-rgn.c (ref_counts): Remove.
3357 (insn_referenced): New static variable.
3358 (INSN_REF_COUNT): Remove.
3359 (sched_run_compute_dependencies): Use insn_referenced instead of
3361 (add_branch_dependences): Likewise. Delete dead assignment.
3363 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3365 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3366 consumer is an asm. Add comment why this is important.
3367 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3368 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3370 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3372 * expr.c (emit_group_store): Do not shift before moving via a
3375 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3377 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3378 from aggregate to non-aggregate type if the bit pattern is not fully
3379 preserved afterwards.
3381 2008-09-17 Richard Guenther <rguenther@suse.de>
3383 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3384 (verify_gimple_assign): ... this. Split into ...
3385 (verify_gimple_assign_unary): ... this,
3386 (verify_gimple_assign_binary): ... that,
3387 (verify_gimple_assign_single): ... and this.
3388 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3389 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3390 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3391 (verify_types_in_gimple_reference): Be forgiving with
3393 (verify_gimple_phi): Deal with virtual operands.
3395 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3397 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3399 * tree.c (get_callee_fndecl): Don't call the language hook.
3400 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3401 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3402 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3404 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3406 * tree.c (protected_set_expr_location): Don't unnecessarily
3407 check for error_mark_node.
3409 2008-09-17 Art Haas <ahaas@impactweather.com>
3411 * ipa-reference.c (analyze_function): Declare step only if
3412 ENABLE_CHECKING is defined.
3414 2008-09-17 Jan Hubicka <jh@suse.cz>
3417 * tree.h (DECL_INLINE): remove.
3418 (DECL_DECLARED_INLINE_P): Update docs.
3419 (DECL_NO_INLINE_WARNING_P): new.
3420 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3421 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3423 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3424 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3427 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3430 2008-09-17 Jan Hubicka <jh@suse.cz>
3432 * ipa-reference.c (ipa_obstack): Remove.
3433 (local_info_obstack, global_info_obstack): New.
3434 (add_static_var): We now handle variables only.
3435 (mark_address_taken, mark_load, mark_store): New functions based on ...
3436 (check_operand): ... remove.
3437 (get_asm_stmt_operands): Rename to ...
3438 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3439 (scan_stmt_for_static_refs): Rewrite.
3440 (scan_op_for_static_refs): Rename to ...
3441 (scan_initializer_for_static_refs): do not look for VAR_DECL
3442 initializers; stop recursion on types and decls.
3443 (ipa_init): Use proper obstacks.
3444 (analyze_variable): Use scan_initializer_for_static_refs.
3445 (init_function_info): Use local obstack.
3446 (analyze_function): Simplify.
3447 (add_new_function): We don't need visited_nodes obstack.
3448 (generate_summary): Use proper obstacks; cleanup after propagation.
3450 2008-09-17 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/37491
3454 * alias.c (get_alias_set): Use the canonical type.
3455 * tree-vect-transform.c (vectorizable_store): Use the type of
3456 the lhs for the vector type. Adjust checking.
3457 (vectorizable_load): Adjust checking.
3459 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3460 Adam Nemet <anemet@caviumnetworks.com>
3462 PR rtl-optimization/37483
3463 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3464 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3465 Rearrange code to better match the original comment. Check
3466 t_unconditional first. Improve comment.
3468 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3471 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3472 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3475 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3476 GIMPLE_TRY if cleanup sequence is empty.
3478 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3481 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3482 eliminate IV if the cost are the same.
3484 2008-09-16 Richard Guenther <rguenther@suse.de>
3487 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3490 2008-09-16 Richard Guenther <rguenther@suse.de>
3492 PR tree-optimization/37508
3493 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3495 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3497 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3499 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3501 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3502 use gen_floatdidf2 directly.
3503 (floatunssidf2): Likewise.
3504 (floatsidf_ppc64_mfpgpr): Remove.
3505 (floatsidf_ppc64): Remove.
3506 (floatunssidf_ppc64): Remove.
3508 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3510 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3511 rather than update_cost_queue.
3513 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3514 in every call starting with the second one, instead of only when
3515 alias_bitmap_obstack.elements != NULL.
3517 * tree-predcom.c (filter_suitable_components): Free all refs in
3518 act->refs vector before calling release_component.
3519 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3521 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3523 * tree-loop-linear.c (linear_transform_loops): Initialize
3524 lambda_obstack only after calling perfect_loop_nest_depth.
3525 Goto free_and_continue instead of just continue for later failures.
3528 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3531 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3533 2008-09-14 Andreas Schwab <schwab@suse.de>
3535 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3537 2008-09-14 Jan Hubicka <jh@suse.cz>
3539 * invoke.texi (-fconserve-stack): Document.
3540 * opts.c (decode_options): Handle conserve_stack.
3541 * common.opt (fconvserve_stack): New.
3543 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3545 * config.host: Add x-aix to host_xmake_file.
3546 * config/rs6000/t-aix52: Do not override LDFLAGS.
3547 * config/rs6000/x-aix: New file.
3549 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3555 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3556 is not recognized as a valid register usage. Allow REG_X to be used
3558 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3559 forces a reload when using a base register.
3561 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3563 * config/i386/cygming-crtend.c (register_frame_ctor): If
3564 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3565 directly with atexit.
3566 (deregister_frame_ctor): Rename to ...
3567 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3568 if !DEFAULT_USE_CXA_ATEXIT.
3570 2008-09-13 Jan Hubicka <jh@suse.cz>
3572 * cgraph.c: Include value-prof.h
3573 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3575 2008-09-13 Jan Hubicka <jh@suse.cz>
3578 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3579 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3580 tree_gen_one_value_profiler, tree_gen_average_profiler,
3581 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3583 2008-09-13 Jan Hubicka <jh@suse.cz>
3585 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3586 too many bytes on misalligned blocks.
3588 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3590 * doc/cfg.texi: Fix some typos.
3591 * doc/extend.texi: Likewise.
3592 * doc/install.texi: Likewise.
3593 * doc/invoke.texi: Likewise.
3594 * doc/rtl.texi: Likewise.
3595 * doc/tree-ssa.texi: Likewise.
3597 2008-09-13 Richard Guenther <rguenther@suse.de>
3600 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3601 gimple stores for memory rhs.
3603 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3605 PR rtl-optimization/37489
3606 * cse.c (fold_rtx): Don't return const_true_rtx for float
3607 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3609 2008-09-13 Jan Hubicka <jh@suse.cz>
3611 PR tree-optimization/37392
3612 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3614 2008-09-13 Martin Jambor <mjambor@suse.cz>
3615 Jan Hubicka <jh@suse.cz>
3617 * cgraph.c (free_edges): New variable.
3618 (NEXT_FREE_EDGE): New macro.
3619 (cgraph_free_edge): New function.
3620 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3621 (cgraph_node_remove_callees): Likewise.
3622 (cgraph_node_remove_callers): Likewise.
3623 (cgraph_create_edge): Reuse edges from the free list. Do not
3624 update uid if doing so.
3625 (cgraph_remove_*_hook): Add free call.
3627 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3629 * ira-color.c (conflict_allocno_vec): Delete.
3630 (update_cost_queue_elem): New structure.
3631 (update_cost_queue): New variable.
3632 (update_cost_queue_tail): Likewise.
3633 (update_cost_queue_elems): Likewise.
3634 (allocno_update_cost_check): Delete.
3635 (initiate_cost_update): Allocate update_cost_queue_elems
3636 instead of allocno_update_cost_check.
3637 (finish_cost_update): Update the free()s accordingly.
3638 (start_update_cost): New function.
3639 (queue_update_cost): Likewise.
3640 (get_next_update_cost): Likewise.
3641 (update_copy_costs_1): Inline into...
3642 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3643 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3644 once we've established they are equal. Don't allocate update
3645 costs if there is nothing to add to them.
3646 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3647 DIVISOR arguments. Use a queue instead of recursive calls;
3648 process all the allocnos in the initial queue, rather than
3650 (assign_hard_reg): Use queue_update_cost instead of
3651 conflict_allocno_vec. Queue coalesced allocnos instead
3652 of calling update_conflict_hard_regno_costs for each one.
3653 Just call update_conflict_hard_regno_costs once for the
3655 (ira_color): Remove conflict_allocno_vec handling.
3657 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3659 PR tree-optimization/37484
3660 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3661 (save_var_name): Same.
3662 (initialize_cloog_names): Same.
3663 (initialize_cloog_names): Same.
3665 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3667 * tree-scalar-evolution.c (set_instantiated_value): Set
3670 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3674 * ira-build.c (common_loop_tree_node_dominator): Remove.
3675 (copy_live_ranges_to_removed_store_destinations): New function.
3676 (regno_top_level_allocno_map): Move to top level from ...
3677 (ira_flattening): ... here. Use
3678 copy_live_ranges_to_removed_store_destinations.
3680 * ira-emit.c (generate_edge_moves): Fix a comment.
3682 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3685 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3686 scratch register after 'set' pattern.
3688 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3690 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3691 information passed to mark_reg_pointer.
3692 * explow.c (force_reg): Likewise.
3694 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3696 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3697 when building for the celledp architecture.
3699 2008-09-12 Richard Guenther <rguenther@suse.de>
3701 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3703 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3705 PR rtl-optimization/37424
3706 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3707 the regnos instead of the addresses.
3709 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3711 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3713 2008-09-11 Richard Guenther <rguenther@suse.de>
3715 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3716 entering the weaker equivalence recording.
3718 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3720 2008-09-11 Jeff Law <law@redhat.com>
3722 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3723 by assign_stack_local on the IRA path for stack slot sharing
3724 as well as the non-IRA path.
3726 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3728 * config/i386/i386.h: Fix whitespace issues.
3730 2008-09-11 Martin Jambor <mjambor@suse.cz>
3732 * ipa-prop.h (struct ipa_param_flags): Removed.
3733 (struct ipa_param_descriptor): New structure.
3734 (struct ipa_node_params): ipcp_lattices, param_decls and
3735 param_flags moved to ipa_param_description.
3736 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3737 descriptors. Renamed all users.
3738 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3739 changed to access descriptors. Renamed all users.
3740 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3741 to access descriptors. Renamed all users.
3742 * ipa-cp.c (ipcp_init_cloned_node): Call
3743 ipa_initialize_node_params instead of ipa_count_formal_params and
3744 ipa_create_param_decls_array.
3745 (ipcp_analyze_node): Likewise.
3746 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3747 descriptors. Renamed all users.
3748 (ipcp_initialize_node_lattices): Remove allocation.
3749 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3750 ipa_initialize_node_params instead of ipa_count_formal_params and
3751 ipa_create_param_decls_array.
3752 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3753 ipa_populate_param_decls, made static, added parameter info,
3754 renamed mt to node, removed allocation, changed to use
3756 (ipa_count_formal_params): Made static, added parameter info,
3758 (ipa_initialize_node_params): New function.
3759 (ipa_check_stmt_modifications): Changed to use descriptors.
3760 (ipa_detect_param_modifications): Removed allocation, changed to
3762 (ipa_note_param_call): Changed to use descriptors.
3763 (ipa_analyze_params_uses): Removed allocation.
3764 (ipa_free_node_params_substructures): Changed to use descriptors.
3765 (ipa_edge_duplication_hook): Use the unused attribute.
3766 (ipa_node_duplication_hook): Use the unused attribute, changed to
3767 use descriptors, changed to duplicate descriptors.
3769 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3770 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3771 indirect inlining. Made static.
3772 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3773 functions called only once.
3774 (cgraph_decide_recursive_inlining): Don't call
3775 ipa_propagate_indirect_call_infos, pass new_edges to
3776 cgraph_mark_inline_edge instead.
3777 (cgraph_decide_inlining_of_small_functions): Don't call
3778 ipa_propagate_indirect_call_infos, pass new_edges to
3779 cgraph_mark_inline_edge instead.
3780 (cgraph_decide_inlining): Don't call
3781 ipa_propagate_indirect_call_infos.
3782 * ipa-prop.c: Check that vectors are allocated.
3784 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3785 iff a new cgraph edges have been created.
3786 (cgraph_decide_inlining): New variable redo_always_inline.
3787 Flattening and always_inlining loop until callgraph stabilizes.
3788 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3789 true iff new cgraph edges have been created.
3790 (propagate_info_to_inlined_callees): Likewise.
3791 (ipa_propagate_indirect_call_infos): Likewise.
3793 2008-09-11 Richard Guenther <rguenther@suse.de>
3795 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3796 (set_prologue_iterations): Likewise.
3797 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3799 (vect_update_init_of_dr): Likewise.
3800 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3802 * fold-const.c (fold_unary): Do not generate calculations
3805 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3807 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3808 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3809 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3811 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3813 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3814 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3815 before finalizing the changes.
3816 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3818 (simplify_truth_ops_using_ranges): New.
3819 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3820 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3821 whether a simplification was made.
3822 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3823 use a switch statement and also call simplify_truth_ops_using_ranges.
3825 2008-09-11 Jan Hubicka <jh@suse.cz>
3827 * ggc-common.c (loc_array): Make static.
3828 * dce.c (rest_of_handle_ud_dce): Free worklist.
3830 2008-09-11 Jan Hubicka <jh@suse.cz>
3832 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3833 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3834 function so we are sure we do not dangle it forever.
3835 * function.c (outer_function_chain, find_function_data): Remove.
3836 (function_context_stack): New.
3837 (push_function_context, pop_function_context): Update.
3838 * function.h (struct function): Remove pointer outer.
3839 (outer_function_chain, find_function_data): Remove.
3840 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3842 2008-09-11 Jan Hubicka <jh@suse.cz>
3845 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3847 2008-09-11 Jan Hubicka <jh@suse.cz>
3849 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3851 2008-09-11 Jan Hubicka <jh@suse.cz>
3853 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3854 (free_var_map_entry): New function.
3855 (redirect_edge_var_map_destroy): Use it.
3857 2008-09-11 Jan Hubicka <jh@suse.cz>
3860 * tree-inline.c (add_lexical_block): Replace with ...
3861 (prepend_lexical_block): ... prepend at begginig.
3862 (remap_blocks): Use it and reverse later.
3863 (expand_call_inline): Use prepend_lexical_block.
3865 2008-09-11 Jan Hubicka <jh@suse.cz>
3867 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3869 2008-09-11 Jan Hubicka <jh@suse.cz>
3871 * function.c (free_after_compilation): Call insn_locators_free.
3872 * cfglayout.c (insn_locators_free): New function.
3873 * rtl.h (insn_locators_free): Declare.
3875 2008-09-11 Jan Hubicka <jh@suse.cz>
3877 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3879 (cond_move_process_if_block): Update call.
3881 2008-09-11 Jan Hubicka <jh@suse.cz>
3883 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3884 * vec.c: Include hashtab.h
3885 (vec_descriptor, ptr_hash_entry): New structures.
3886 (vec_desc_hash, vec_ptr_map): New static variables.
3887 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3888 register_overhead, free_overhead, vec_heap_free): New functions.
3889 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3890 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3891 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3894 2008-09-11 Ira Rosen <irar@il.ibm.com>
3896 PR tree-optimization/37474
3897 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3898 length of load permutation.
3900 2008-09-11 Andreas Schwab <schwab@suse.de>
3902 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3904 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3907 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3908 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3909 simplify_gen_subreg.
3911 2008-09-11 Ira Rosen <irar@il.ibm.com>
3913 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3916 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3919 * gimplify.c (gimplify_body): Call default_rtl_profile.
3922 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3923 instead of tok->val.node if not expanding to something else. Handle
3924 intervening CPP_PADDING tokens.
3925 (altivec_categorize_keyword): Remove unneeded comparisons.
3927 2008-09-10 Richard Guenther <rguenther@suse.de>
3929 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3931 2008-09-10 Richard Guenther <rguenther@suse.de>
3934 * tree-inline.c (insert_init_stmt): Make sure to not
3935 insert invalid gimple stores.
3937 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3939 PR tree-optimization/37388
3940 * toplev.c (process_options): Fail and warn when graphite
3941 flags are used, but the compiler has not been configured
3942 with graphite libraries.
3943 * graphite.c (graphite_transform_loops): Remove printfs
3944 to dump_file for the case when graphite is not available.
3946 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3949 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3950 the even element into register.
3951 (ix86_expand_vector_init_general): Don't use
3952 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3953 if we can't move from GPR to SSE register directly.
3955 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3957 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3958 not lose track of the number of NOPs needed. Number of NOPs needed
3959 for sync vs. loads workaround was switched; corrected. Run second
3960 pass for all workarounds. No NOPs needed after call insns. Change
3961 second pass to use find_next_insn_start and find_load helpers in order
3962 to properly detect parallel insns.
3963 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3965 2008-09-10 Jan Hubicka <jh@suse.cz>
3967 * value-prof.c (gimple_ic): Fix tuplification bug.
3968 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3971 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3973 PR tree-optimization/37353
3974 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3975 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3976 calls instead of cond_dead_built_in_calls.
3977 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3978 initalize the vector only before adding first entry. Use VEC_safe_push
3979 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3980 shrink_wrap_conditional_dead_built_in_calls call.
3982 2008-09-10 Ira Rosen <irar@il.ibm.com>
3984 PR tree-optimization/37385
3985 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3986 argument, and use it as a vector type if not NULL.
3987 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3989 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3990 additional argument.
3991 (vectorizable_load): Likewise.
3993 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3995 * config/i386/i386.md (SWI32): New mode iterator.
3996 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3999 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4001 PR rtl-optimization/37435
4002 * caller-save.c (insert_restore, insert_save): Check the mode by
4005 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4008 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4010 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4013 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4015 * doc/invoke.texi (ARM Options): Correct errors in discussion
4016 of -mfloat-abi, -mhard-float, and -msoft-float.
4018 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4019 Jan Hubicka <jh@suse.cz>
4022 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4023 calling gimple_regimplify_operands on it. Iterate over all newly
4024 added statements, not just the last one.
4025 (insert_init_stmt): Insert stmt into seq first, then call
4026 gimple_regimplify_operands on it. Don't create new gimplification
4027 context, nor find referenced vars.
4029 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4032 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4033 to pointer to vector pointer.
4034 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4035 propagate_info_to_inlined_callees): Likewise.
4036 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4037 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4038 ipa_check_create_edge_args.
4039 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4040 argument to pointer to vector pointer.
4041 (cgraph_decide_inlining_of_small_function): Adjust
4042 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4046 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4047 optimizing for size, not speed.
4049 PR rtl-optimization/37408
4050 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4051 if parm is promoted.
4053 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4055 PR tree-optimization/37375
4056 * tree-scalar-evolution.c (scev_info_str): Add field
4058 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4059 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4060 set_instantiated_value): Pass instantiated_below.
4061 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4063 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4064 the definitions are not instantiated.
4066 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4067 (block_before_loop): New.
4068 * tree-data-ref.c (dr_analyze_indices): Update uses of
4070 * graphite.c (block_before_scop): New.
4071 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4072 basic block, not a loop for determining the parameters.
4073 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4075 (idx_record_params, find_params_in_bb, find_scop_parameters,
4076 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4077 to instantiate_scev.
4079 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4081 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4085 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4087 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4088 Check zero freq and increase if necessary.
4090 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4092 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4093 regno is in the right range. Add comments.
4095 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4097 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4099 * mips-tfile.c (copy_object): Cast alloca result to int *.
4100 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4102 Rename class to sclass.
4103 (read_tfile): Cast read_seek return values to proper types.
4104 Cast xcalloc return value to proper type.
4106 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4108 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4109 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4110 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4112 2008-09-09 Jan Hubicka <jh@suse.cz>
4114 * profile.c (is_edge_inconsistent): Add debug output; ignore
4115 negative count on fake edges.
4116 (is_inconsistent): Add debug output.
4118 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4120 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4122 (choose_ready): When first insn is chosen from the ready list, also
4125 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4127 PR rtl-optimization/37360
4128 * haifa-sched.c (max_issue): Do not assert that we never issue more
4129 insns than issue_rate. Add comment.
4131 2008-09-09 Richard Guenther <rguenther@suse.de>
4133 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4134 (verify_types_in_gimple_call): Rename to ...
4135 (verify_gimple_call): ... this. Enhance.
4136 (verify_types_in_gimple_cond): Remove.
4137 (verify_gimple_comparison): New function ...
4138 (verify_types_in_gimple_assign): ... split out from here.
4139 (verify_types_in_gimple_return): Rename to ...
4140 (verify_gimple_return): ... this. Enhance.
4141 (verify_types_in_gimple_switch): Rename to ...
4142 (verify_gimple_switch): ... this. Enhance.
4143 (verify_gimple_goto): New function.
4144 (verify_types_in_gimple_phi): Rename to ...
4145 (verify_gimple_phi): ... this. Enhance.
4146 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4147 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4148 (verify_types_in_gimple_seq_2): Remove cases handled in
4149 verify_types_in_gimple_stmt.
4151 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4153 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4154 (push_multiple_operation, pop_multiple_operation): Set it.
4155 (workaround_rts_anomaly): New function.
4156 (workaround_speculation): New function, broken out of bfin_reorg.
4157 (bfin_reorg): Call the new functions.
4159 2008-09-09 Richard Guenther <rguenther@suse.de>
4163 * gimplify.c (gimplify_conversion): Change conversions of
4164 non-register type to VIEW_CONVERT_EXPRs.
4165 (gimplify_addr_expr): If we need to make the operand
4166 addressable make sure to use a properly initialized
4167 temporary for that so it gets a valid gimple store.
4169 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4171 * function.h (struct function): Add function_start_locus.
4172 * cfgexpand.c (gimple_expand_cfg): Use it.
4173 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4175 2008-09-09 Richard Guenther <rguenther@suse.de>
4177 PR tree-optimization/37433
4178 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4181 2008-09-09 Richard Guenther <rguenther@suse.de>
4183 PR tree-optimization/37387
4184 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4185 and bits to a common type.
4187 2008-09-09 Nick Clifton <nickc@redhat.com>
4189 * config/v850/v850.md (return): Restore frame size restriction.
4191 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4193 * c-common.c (c_expand_decl): Remove.
4194 * c-common.h (anon_aggr_type_p): Remove prototype.
4195 (DECL_ANON_UNION_ELEMS): Remove.
4196 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4197 * c-decl.c (anon_aggr_type_p): Remove.
4198 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4199 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4200 * langhooks.h (struct lang_hooks): Remove expand_decl.
4201 * langhooks.c (lhd_expand_decl): Remove.
4202 * stmt.c (expand_anon_union_decl): Remove.
4203 * tree.h (expand_anon_union_decl): Remove prototype.
4205 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4208 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4210 * config/avr/avr.md (QISI) : Define mode iterator.
4211 (negated_tst<mode>) : Redefine as split using mode macro.
4212 (reversed_tstqi): Define insn as reversed compare with zero.
4213 (reversed_tsthi): Ditto.
4214 (reversed_tstsi): Ditto.
4216 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4219 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4220 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4223 * predict.c (optimize_function_for_size_p): Don't segfault if
4225 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4226 tree_swap_operands_p): Don't test cfun != NULL before calling
4227 optimize_function_for_s*_p.
4229 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4231 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4234 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4236 * crx/crx.h (IRA_COVER_CLASSES): Define.
4238 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4241 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4242 even when a stmt has been gimple_modified_p, but after fold_stmt is
4243 not any longer. Remove unneeded may_have_exposed_new_symbols
4246 2008-09-08 Richard Guenther <rguenther@suse.de>
4248 PR tree-optimization/37421
4249 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4252 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4255 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4257 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4260 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4261 * pa-hpux10.h (LINK_SPEC): Likewise.
4262 * pa-hpux11.h (LINK_SPEC): Likewise.
4264 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4266 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4267 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4269 2008-09-07 Helge Deller <deller@gmx.de>
4271 * pa/linux-atomic.c: New file.
4272 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4273 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4275 2008-09-07 Richard Guenther <rguenther@suse.de>
4276 Ira Rosen <irar@il.ibm.com>
4278 PR tree-optimization/36630
4279 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4280 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4282 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4283 Ira Rosen <irar@il.ibm.com>
4285 PR tree-optimization/35642
4286 * config/rs6000/altivec.md (mulv8hi3): Implement.
4288 2008-09-06 Jeff Law <law@redhat.com>
4290 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4292 2008-09-06 Jan Hubicka <jh@suse.cz>
4294 PR tree-optimization/14703
4295 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4297 * passes.c (init_optimization_passes): Recompute inline parameters.
4299 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4301 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4304 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4305 Peter Fuerst <post@pfrst.de>
4307 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4308 * doc/extend.texi: Document __builtin_mips_cache.
4309 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4310 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4311 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4312 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4313 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4314 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4315 (set_push_mips_isas): New variable.
4316 (mips_r10k_cache_barrier): New variable.
4317 (cache): New availability predicate.
4318 (mips_builtins): Add an entry for __builtin_mips_cache.
4319 (mips_build_cvpointer_type): New function.
4320 (MIPS_ATYPE_CVPOINTER): New macro.
4321 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4323 (r10k_simplified_address_p, r10k_simplify_address)
4324 (r10k_uncached_address_p, r10k_safe_address_p)
4325 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4326 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4327 (r10k_insert_cache_barriers): New functions.
4328 (mips_reorg_process_insns): Delete cache barriers after a
4329 branch-likely instruction.
4330 (mips_reorg): Call r10k_insert_cache_barriers.
4331 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4332 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4333 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4334 (mips_cache, r10k_cache_barrier): New define_insns.
4336 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4338 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4339 * ira-color.c (setup_allocno_left_conflicts_num): Use
4340 hard_reg_set_equal_p instead of a comparison with
4341 ira_zero_hard_reg_set.
4342 * ira.c (setup_reg_subclasses): Likewise.
4343 (setup_cover_and_important_classes): Likewise.
4344 (setup_class_translate): Likewise.
4345 (setup_reg_class_intersect_union): Likewise.
4346 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4347 (ira_init_once): Don't initialize them.
4349 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4351 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4353 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4355 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4357 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4359 Improved branch hints, safe hints, and scheduling.
4361 * haifa-sched.c (sched_emit_insn) : Define.
4362 * sched-int.h (sched_emit_insn) : Add prototype.
4363 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4364 -mhint-max-distance -msafe-hints) : Document.
4365 * config/spu/spu.c (spu_flag_var_tracking): New.
4366 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4367 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4368 TARGET_ASM_FILE_START): Define.
4369 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4370 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4371 (spu_emit_branch_hint): Add blocks argument.
4372 (insert_branch_hints, insert_nops): Remove.
4373 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4374 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4375 spu_sched_reorder, asm_file_start): New functions.
4376 (clock_var, spu_sched_length, pipe0_clock,
4377 pipe1_clock, prev_clock_var, prev_priority,
4378 spu_ls_first, prev_ls_clock): New static variables.
4379 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4380 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4381 (nopn_nv): Add a non-volatile version of nop.
4382 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4383 -mhint-max-distance, -msafe-hints): New options.
4385 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4386 Samuel Tardieu <sam@rfc1149.net>
4388 * opts.c (decode_options): Combine nested if statements.
4391 * opts.c (decode_options): Handle more relationships among
4392 unit-at-a-time, toplevel-reorder, and section-anchors.
4394 2008-09-05 David Daney <ddaney@avtrex.com>
4396 * doc/install.texi (--enable-reduced-reflection): Document new option.
4398 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4400 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4402 (constantpool_operand): New.
4403 (move_operand): Disallow sub-word modes for the constant pool.
4404 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4405 (xtensa_secondary_reload_class): Replace with....
4406 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4407 Set icode for sub-word reloads from the constant pool.
4408 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4409 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4410 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4411 * config/xtensa/xtensa-protos.h: Update prototypes.
4413 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4415 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4416 (REG_CLASS_NAMES): Update.
4417 (REG_CLASS_CONTENTS): Update.
4418 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4419 of ALL_REGS for regs 77 and 78.
4420 * function.c (instantiate_virtual_regs_in_insn): Assert that
4421 return value of simplify_gen_subreg is not NULL.
4423 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4425 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4426 (gen_rtvec_v): Fix coding standards.
4428 2008-09-04 Jan Hubicka <jh@suse.cz>
4430 * i386.c (decide_alg): Be more conservative about optimizing for size.
4432 2008-09-04 Ian Lance Taylor <iant@google.com>
4434 * varasm.c (narrowing_initializer_constant_valid_p): New
4436 (initializer_constant_valid_p): Call it.
4438 2008-09-04 Jeff Law <law@redhat.com>
4440 * fold-const.c (native_encode_real): Fix computation of WORDS.
4441 (native_interpret_real): Likewise.
4443 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4445 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4447 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4449 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4450 that the cost is already taken into account in ira-costs.c
4452 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4454 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4455 ira_debug_copies): New.
4456 (ira_bulid): Call print_copies.
4458 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4460 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4463 * config/rs6000/rs6000.c (optimization_options): Remove check of
4464 flag_toplevel_order.
4466 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4468 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4469 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4470 second operand is a reg_imm10_operand.
4471 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4472 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4473 (*seq_<GPR:mode><GPR2:mode>): Rename to
4474 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4476 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4477 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4479 (*sne_<GPR:mode><GPR2:mode>): Rename to
4480 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4483 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4485 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4486 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4487 combining an arithmetic right shift by more than 31 and a
4488 trunction. Don't match for out-of-range shift amounts. Set
4489 attribute mode to <MODE>.
4490 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4491 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4492 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4493 shifts by less than 32.
4494 (extv): Change predicate on first operand to accept registers.
4495 Change predicate of the other operands from immediate_operand to
4496 const_int_operand. Expand exts when source is a register.
4497 (extzv): Change predicate of the constant operands from
4498 immediate_operand to const_int_operand.
4499 (extzv<mode>): Change predicate of the constant operands from
4500 immediate_operand to const_int_operand and no constraint. Also
4502 (*extzv_trunc<mode>_exts): New pattern.
4504 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4506 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4507 * config/mips/mips-protos.h (mask_low_and_shift_p,
4508 mask_low_and_shift_len): Declare.
4509 * config/mips/mips.c (mask_low_and_shift_p,
4510 mask_low_and_shift_len): New functions.
4511 (mips_print_operand): Handle new operand prefix "m".
4512 * config/mips/mips.md (*cins<mode>): New pattern.
4514 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4516 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4517 optimizing for size.
4519 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4521 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4522 regardless of epilogue_completed.
4524 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4527 * ira-lives.c (process_bb_node_lives): Check setjmp.
4529 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4532 * ira-build.c (form_loop_tree): Reverse BB walk.
4533 (create_bb_allocnos): Likewise.
4534 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4535 (mark_reg_store): Rename to...
4536 (mark_ref_live): ...this and take a df_ref argument instead of
4537 note_stores arguments. Assert that we have a register.
4538 (mark_reg_clobber): Delete.
4539 (def_conflicts_with_inputs_p): New function.
4540 (mark_reg_conflicts): Delete.
4541 (mark_reg_death): Rename to...
4542 (mark_ref_dead): ...this and take a df_ref argument instead of
4543 a register. Assert that we have a register.
4544 (process_bb_node_lives): Hoist frequency calculation out of
4545 instruction walk. Convert from a forwards scan to a backwards scan.
4546 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4547 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4548 (create_allocno_live_ranges): Don't create regs_set.
4550 2008-09-04 Ian Lance Taylor <iant@google.com>
4552 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4553 or REG_LABEL_TARGET.
4554 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4555 comparing MODE with MEM.
4556 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4557 comparing with GF_PREDICT_TAKEN.
4558 (gimple_get_lhs): Change code to enum gimple_code.
4559 (gimple_set_lhs): Likewise.
4560 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4561 * omp-low.c (find_omp_clause): Change kind parameter to enum
4563 * tree-flow.h (find_omp_clause): Update declaration.
4564 * regrename.c (clear_dead_regs): Change kind parameter to enum
4566 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4568 * see.c (see_get_extension_data): Change return type to enum
4569 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4570 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4571 (see_gen_normalized_extension): Change extension_code parameter to
4573 (see_seek_pre_extension_expr): Change extension_code to enum
4575 (see_merge_one_def_extension): Likewise.
4576 (see_handle_relevant_defs): Likewise.
4577 (see_handle_relevant_uses): Likewise.
4578 (see_analyze_one_def): Likewise.
4579 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4580 GIMPLE_ASM rather than ASM_EXPR.
4581 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4582 GIMPLE_RETURN rather than RETURN_EXPR.
4583 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4584 (evaluate_stmt): Likewise.
4585 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4586 to enum vect_relevant.
4587 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4588 compare gimple codes with tree codes.
4590 2008-09-04 Paul Brook <paul@codesourcery.com>
4592 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4594 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4596 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4597 pointer check lost in the recent no-unit-at-a-time patch.
4599 2008-09-04 Jan Hubicka <jh@suse.cz>
4602 * tree-switch-conversion.c (check_final_bb): Accept only IP
4605 2008-09-04 Jan Hubicka <jh@suse.cz>
4607 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4609 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4610 using_ranges argument.
4611 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4612 (vrp_visit_cond_stmt): Update call of
4613 vrp_evaluate_conditional_warnv_with_ops
4615 2008-09-04 Jan Hubicka <jh@suse.cz>
4617 PR tree-optimization/37345
4618 PR tree-optimization/37358
4619 PR tree-optimization/37357
4620 * tree.c (build_function_type_skip_args): Build distinct type copy;
4622 (build_function_decl_skip_args): Set type of new decl not orig decl;
4623 clear DECL_VINDEX for methods turned into functions.
4625 2008-09-04 Nick Clifton <nickc@redhat.com>
4627 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4628 * configure: Regenerate.
4629 * config.in: Regenerate.
4630 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4631 alignment field, if it is supported.
4633 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4635 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4638 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4640 * config/rs6000/rs6000.c (processor_target_table): Do not
4641 enable VMX for POWER6.
4643 2008-09-03 Anton Blanchard <anton@samba.org>
4645 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4646 emit memory barrier before operation.
4648 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4651 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4652 default_elf_asm_output_external.
4654 2008-09-03 Jeff Law <law@redhat.com>
4656 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4658 2008-09-03 Richard Henderson <rth@redhat.com>
4660 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4661 memory barrier to below the test-and-set.
4662 (alpha_split_lock_test_and_set_12): Likewise.
4664 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4668 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4671 * ira-color.c (print_loop_title): Use all_allocnos.
4672 (color_pass): Ditto. Don't add border_allocnos. Check that
4673 subloop allocno in the correspdoning bitmap all_allocnos.
4675 * ira-emit.c (change_loop): Use all_allocnos.
4677 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4678 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4679 (create_cap_allocno): Remove setting mentioned_allocnos.
4680 (create_insn_allocnos): Ditto.
4681 (remove_unnecessary_allocnos): Use all_allocnos.
4682 (check_allocno_creation): Check that allocnos are in the
4683 corresponding bitmap all_allocnos.
4685 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4689 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4690 (process_regs_for_copy): Process subregs. Refine check when cost
4691 is taken into account in ira-costs.c.
4692 (process_reg_shuffles): Use REG_SUBREG_P.
4693 (add_insn_allocno_copies): Ditto. Ignore modes.
4695 * ira-color.c (conflict_allocno_vec): New.
4696 (COST_HOP_DIVISOR): New macro.
4697 (update_copy_costs_1): Use it.
4698 (update_conflict_hard_regno_costs): New function.
4699 (assign_hard_reg): Use it.
4700 (ira_color): Allocate and free conflict_allocno_vec.
4702 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4706 * ira-int.h (ira_sort_insn_chain): Remove.
4708 * ira.c (basic_block_order_nums, chain_insn_order,
4709 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4710 (ira): Don't call ira_sort_insn_chain.
4712 * reload1.c (reload): Don't call ira_sort_insn_chain.
4714 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4717 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4718 which become non throw.
4719 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4720 update_call_expr after updating the flags on the decl.
4722 2008-09-03 Jan Hubicka <jh@suse.cz>
4724 PR tree-optimization/37315
4725 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4726 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4727 (cgraph_analyze_functions): Use node->analyzed
4728 (cgraph_mark_functions_to_output): Likewise.
4729 (cgraph_expand_function): All functions can be released after
4731 (cgraph_optimize): Use gimple_has_body_p.
4732 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4733 (cgraph_decide_inlining_incrementally): Likewise.
4734 (inline_transform): Inline transform.
4735 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4737 (inlinable_function_p): Drop gimple_body check.
4738 (expand_call_inline): Use gimple_has_body_p.
4739 * gimple.c (gimple_has_body_p): New.
4740 * gimple.h (gimple_has_body_p): Add prototype.
4741 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4742 (dump_function_to_file): Use gimple_has_body_p check.
4744 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4747 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4749 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4751 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4753 From Michael Frysinger <michael.frysinger@analog.com>
4754 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4755 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4758 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4761 * doc/extend.texi: Document picoChip builtin functions.
4762 * doc/invoke.texi: Document picoChip options.
4763 * doc/contrib.texi: Add picoChip contribution.
4764 * doc/md.texi: Document picoChip constraints.
4765 * config.gcc: Add picochip-*-*.
4766 * config/picochip/: Add new port.
4768 2008-09-03 Richard Guenther <rguenther@suse.de>
4770 PR tree-optimization/37328
4771 * tree-sra.c (sra_build_assignment): Gimplify properly.
4772 (generate_copy_inout): Take the correct stmt as definition,
4773 remove bogus assert.
4775 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4777 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4780 From Michael Frysinger <michael.frysinger@analog.com>
4781 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4783 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4785 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4786 (__gthread_setspecific): Revert 2008-08-31 change to
4787 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4789 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4791 * diagnostic.c (error_at): New.
4792 * toplev.h (error_at): New prototype.
4793 * c-typeck.c (build_array_ref): Call error_at instead of error.
4794 Pass location to pedwarn.
4796 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4798 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4800 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4802 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4803 VAR_DECL and CONST_DECL.
4805 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4806 Jakub Jelinek <jakub@redhat.com>
4808 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4809 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4810 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4811 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4812 Don't set ix86_save_varrargs_registers.
4813 (ix86_setup_incoming_varargs): Assume cum != NULL.
4814 (ix86_va_start): Check ix86_varargs_gpr_size and
4815 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4816 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4817 from frame pointer if ix86_varargs_gpr_size == 0.
4818 (ix86_compute_frame_layout): Updated.
4819 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4820 (ix86_varargs_gpr_size): Define.
4821 (ix86_varargs_fpr_size): Likewise.
4822 (machine_function): Remove save_varrargs_registers.
4823 Add varargs_gpr_size and varargs_fpr_size.
4825 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4827 * config/alpha/alpha.c (va_list_skip_additions,
4828 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4829 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4832 PR tree-optimization/36766
4833 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4834 for already removed basic blocks.
4837 * real.c (real_maxval): Clear a lower bit to make real_maxval
4838 match get_max_float for IBM long double format.
4840 2008-09-02 Andreas Schwab <schwab@suse.de>
4842 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4843 * configure: Regenerate.
4845 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4847 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4848 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4849 checking for a non-VOID CONSTANT_P.
4851 2008-09-02 Jan Hubicka <jh@suse.cz>
4853 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4854 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4857 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4859 * expr.c (emit_group_store): Don't assert stack temp mode size.
4861 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4862 Tobias Grosser <grosser@fim.uni-passau.de>
4863 Jan Sjodin <jan.sjodin@amd.com>
4864 Harsha Jagasia <harsha.jagasia@amd.com>
4865 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4866 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4867 Adrien Eliche <aeliche@isty.uvsq.fr>
4869 Merge from graphite branch.
4872 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4873 * doc/invoke.texi (-floop-block, -floop-interchange,
4874 -floop-strip-mine): Document new flags.
4875 * tree-into-ssa.c (gimple_vec): Moved...
4876 * tree-loop-distribution.c (rdg_component): Moved...
4877 * cfgloopmanip.c: Include tree-flow.h.
4878 (update_dominators_in_loop): New.
4879 (create_empty_if_region_on_edge): New.
4880 (create_empty_loop_on_edge): New.
4881 (loopify): Use update_dominators_in_loop.
4882 * tree-pass.h (pass_graphite_transforms): Declared.
4883 * configure: Regenerate.
4884 * tree-phinodes.c (make_phi_node): Export.
4885 (add_phi_node_to_bb): New, split from create_phi_node.
4886 * tree-chrec.c (for_each_scev_op): New.
4887 * tree-chrec.h (for_each_scev_op): Declared.
4888 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4889 (remove_statement): Call get_phi_with_result.
4890 * config.in (HAVE_cloog): Undef.
4891 * gdbinit.in (pgg): New.
4892 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4893 * tree-ssa-loop.c (graphite_transforms): New.
4894 (gate_graphite_transforms): New.
4895 (pass_graphite_transforms): New.
4896 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4897 HAVE_cloog): Defined.
4898 * tree-vectorizer.c (rename_variables_in_bb): Export.
4899 * tree-data-ref.c (dr_may_alias_p): Export.
4900 (stmt_simple_memref_p): New.
4901 (find_data_references_in_stmt): Export.
4902 (find_data_references_in_loop): Export.
4903 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4904 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4905 (create_rdg_vertices): Export.
4906 (build_empty_rdg): New.
4907 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4908 * tree-data-ref.h (rdg_component): ... here.
4910 (struct data_reference): Add a field scop.
4912 (find_data_references_in_loop): Declared.
4913 (find_data_references_in_stmt): Declared.
4914 (create_rdg_vertices): Declared.
4915 (dr_may_alias_p): Declared.
4916 (stmt_simple_memref_p): Declared.
4917 (struct rdg_edge): Add a field ddr_p relation.
4918 (build_empty_rdg): Declared.
4919 * lambda.h (lambda_matrix): Declare a VEC of.
4920 (find_induction_var_from_exit_cond): Declared.
4921 (lambda_vector_compare): New.
4922 * common.opt (fgraphite, floop-strip-mine,
4923 floop-interchange, floop-block): New flags.
4924 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4925 * cfgloop.c (is_loop_exit): New.
4926 * cfgloop.h (is_loop_exit): Declared.
4927 (create_empty_if_region_on_edge): Declared.
4928 (create_empty_loop_on_edge): Declared.
4929 * tree-flow.h (add_phi_node_to_bb): Declared.
4930 (make_phi_node): Declared.
4931 (rename_variables_in_bb): Declared.
4932 (perfect_loop_nest_depth): Declared.
4933 (graphite_transform_loops): Declared.
4934 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4935 (graphite.o-warn): Add -Wno-error.
4936 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4937 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4938 (INCLUDES): Add PPLINC, CLOOGINC.
4939 (OBJS-common): Add graphite.o.
4940 (graphite.o): Add rule.
4941 * gimple.h (gimple_vec): ... here.
4942 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4943 * passes.c (init_optimization_passes): Schedule
4944 pass_graphite_transforms.
4946 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4949 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4950 and -fno-toplevel-reorder after handle_options.
4952 2008-09-02 Paul Brook <paul@codesourcery.com>
4954 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4955 (arm_override_options): Set arm_tune_cortex_a9.
4956 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4957 (arm_issue_rate): Handle cortexa9.
4958 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4959 * config/arm/arm-cores.def: Add cortex-a9.
4960 * config/arm/arm-tune.md: Regenerate.
4961 * config/arm/arm.md: Include cortex-a9.md.
4962 (generic_sched, generic_vfp): Add cortexa9.
4963 * config/arm/cortex-a9.md: New file.
4965 2008-09-02 Richard Guenther <rguenther@suse.de>
4967 PR tree-optimization/37327
4968 * tree-vrp.c (register_new_assert_for): Make sure to not have
4969 TREE_OVERFLOW set on the bound.
4971 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4973 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4975 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4976 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4979 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4981 * gcc/config/spu/spu.md (divdf3): Removed.
4983 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4985 PR tree-optimization/37095
4986 * cgraph.c (cgraph_node): When creating new cgraph node after
4987 assembler_name_hash has been populated, record it in the hash
4990 2008-09-01 Paul Brook <paul@codesourcery.com>
4992 * doc/invoke.texi: Document -mword-relocations.
4993 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4994 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4995 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4996 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4997 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4998 (arm_emit_movpair): New function.
4999 (arm_print_operand <c>): Handle sybolic addresses.
5000 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5001 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5002 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5003 * config/arm/arm.opt: Add -mword-relocations.
5004 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5005 (arm_movt, arm_movw): New.
5007 2008-09-01 Paul Brook <paul@codesourcery.com>
5009 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5010 Allow Interworking on ARMv4 EABI based targets.
5011 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5012 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5014 2008-09-01 Paul Brook <paul@codesourcery.com>
5016 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5017 optimized LT0 test. Remove optimization for GT.
5019 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5021 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5022 openmp applications.
5023 * pa-hpux11.h (LIB_SPEC): Likewise.
5025 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5028 2008-09-01 Jan Hubicka <jh@suse.cz>
5030 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5031 present, use only counts; when guessed use only frequencies.
5032 (estimate_bb_frequencies): Use function_frequency.
5033 * profile.c (compute_branch_probabilities): Exit early when
5034 profile reading failed. Set profile_status.
5035 (branch_prob): Do not set profile_status.
5037 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5039 * tree.c (protected_set_expr_location): New.
5040 * tree.h (protected_set_expr_location): New prototype.
5041 * c-tree.h (build_array_ref): Add argument.
5042 (parser_build_unary_op): Same.
5043 * c-typeck.c (build_indirect_ref): Handle new location argument.
5044 (build_array_ref): Same.
5045 (parser_build_unary_op): Same.
5046 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5048 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5050 * c-common.c (finish_label_address_expr): Handle new location argument.
5051 * c-common.h (build_indirect_ref): Add argument.
5052 (finish_label_address_expr): Same.
5053 * c-parser.c (c_parser_unary_expression): Pass location to build
5055 (c_parser_postfix_expression): Same.
5057 2008-09-01 Paul Brook <paul@codesourcery.com>
5059 * config/arm/arm.md: Include cortex-r4f.md.
5060 (attr fpu): Update type list.
5061 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5062 fconstd, fcmps and fcmpd.
5063 (attr tune_cortexr4): Define.
5064 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5065 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5066 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5067 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5068 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5069 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5070 cortex_a8_vfp_farith: Ditto.
5071 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5072 * config/arm/cortex-r4.md: Use tune_cortexr4.
5073 * config/arm/cortex-r4f.md: New file.
5075 2008-09-01 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/37305
5078 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5079 the result of constant conversions.
5080 (fold_gimple_assign): Likewise.
5082 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5084 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5085 #ifdef ENABLE_CHECKING.
5087 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5089 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5090 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5091 when !INSN_SCHEDULING.
5093 2008-09-01 Andreas Schwab <schwab@suse.de>
5095 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5097 2008-09-01 Paul Brook <paul@codesourcery.com>
5099 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5101 2008-09-01 Jan Hubicka <jh@suse.cz>
5103 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5105 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5107 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5108 * gimplify.c (gimplify_init_constructor): Add speed operand.
5109 * tree-sra.c (decide_block_copy): Likewise.
5110 * tree-inline.c (estimate_move_cost): Likewise.
5111 * config/alpha/alpha.h (MOVE_RATIO): Update.
5112 * config/frv/frv.c (MOVE_RATIO): Update.
5113 * config/spu/spu.h (MOVE_RATIO): Update.
5114 * config/sparc/sparc.h (MOVE_RATIO): Update.
5115 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5116 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5117 * config/cris/cris.h (MOVE_RATIO): Update.
5118 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5119 * config/arm/arm.h (MOVE_RATIO): Update.
5120 * config/pa/pa.md: Update uses of MOVE_RATIO
5121 * config/pa/pa.h (MOVE_RATIO): Update.
5122 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5123 CLEAR_RATIO, SET_RATIO): Update.
5124 * config/h8300/h8300.h (MOVE_RATIO): Update.
5125 * config/v850/v850.h (MOVE_RATIO): Update.
5126 * config/bfin/bfin.h (MOVE_RATIO): Update.
5128 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5129 Dmitry Melnik <dm@ispras.ru>
5130 Dmitry Zhurikhin <zhur@ispras.ru>
5131 Alexander Monakov <amonakov@ispras.ru>
5132 Maxim Kuvyrkov <maxim@codesourcery.com>
5134 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5135 sel-sched-dump.c, sel-sched-ir.c: New files.
5136 * Makefile.in (OBJS-common): Add selective scheduling object files.
5137 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5138 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5139 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5140 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5141 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5142 (make_forwarder_block): Update loop latch if we have redirected
5143 the loop latch edge.
5144 * cfgloop.c (get_loop_body_in_custom_order): New function.
5145 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5146 (CP_FALLTHRU_PREHEADERS): Likewise.
5147 (get_loop_body_in_custom_order): Declare.
5148 * cfgloopmanip.c (has_preds_from_loop): New.
5149 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5150 Assert that the preheader edge will be fall thru when it is set.
5151 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5152 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5153 fsel-sched-substitution, fselective-scheduling): New flags.
5154 * cse.c (hash_rtx_cb): New.
5156 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5157 sel_sched_insn_cnt): New counters.
5158 * final.c (compute_alignments): Export. Free dominance
5159 info after loop_optimizer_finalize.
5160 * genattr.c (main): Output maximal_insn_latency prototype.
5161 * genautomata.c (output_default_latencies): New.
5162 Factor its code from ...
5163 (output_internal_insn_latency_func): ... here.
5164 (output_internal_maximal_insn_latency_func): New.
5165 (output_maximal_insn_latency_func): New.
5166 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5167 (struct hard_reg_set_iterator): New.
5168 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5169 hard_reg_set_iter_next): New functions.
5170 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5171 * lists.c (remove_free_INSN_LIST_node,
5172 remove_free_EXPR_LIST_node): New functions.
5173 * loop-init.c (loop_optimizer_init): When
5174 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5175 calling create_preheaders.
5176 (loop_optimizer_finalize): Do not verify flow info after reload.
5177 * recog.c (validate_replace_rtx_1): New parameter simplify.
5178 Default it to true. Update all uses. Factor out simplifying
5180 (simplify_while_replacing): ... this new function.
5181 (validate_replace_rtx_part,
5182 validate_replace_rtx_part_nosimplify): New.
5183 * recog.h (validate_replace_rtx_part,
5184 validate_replace_rtx_part_nosimplify): Declare.
5185 * rtl.c (rtx_equal_p_cb): New.
5186 (rtx_equal_p): Use it.
5187 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5188 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5189 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5190 * vecprim.h: Add a vector type for unsigned int.
5191 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5192 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5193 ready_try, cycle_issued_insns, spec_info): Make global.
5194 (readyp): Initialize.
5195 (dfa_lookahead): New global variable.
5196 (old_max_uid, old_last_basic_block): Remove.
5197 (h_i_d): Make it a vector.
5198 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5200 (after_recovery, adding_bb_to_current_region_p):
5201 New variables to handle correct insertion of the recovery code.
5202 (struct ready_list): Move declaration to sched-int.h.
5203 (rgn_n_insns): Removed.
5204 (rtx_vec_t): Move to sched-int.h.
5205 (find_insn_reg_weight): Remove.
5206 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5207 (haifa_init_h_i_d, haifa_finish_h_i_d):
5208 New functions to initialize / finalize haifa instruction data.
5209 (extend_h_i_d, init_h_i_d): Rewrite.
5210 (unlink_other_notes): Move logic to add_to_note_list. Handle
5211 selective scheduler.
5212 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5213 find_fallthru_edge): Make global, remove static prototypes.
5214 (max_issue): Make global. Add privileged_n and state parameters. Use
5216 (extend_global, extend_all): Removed.
5217 (init_before_recovery): Add new param. Fix the handling of the case
5218 when we insert a recovery code before the EXIT which has a predecessor
5219 with a fallthrough edge to it.
5220 (create_recovery_block): Make global. Rename to
5221 sched_create_recovery_block. Update.
5222 (change_pattern): Rename to sched_change_pattern. Make global.
5223 (speculate_insn): Rename to sched_speculate_insn. Make global.
5224 Split haifa-specific functionality into ...
5225 (haifa_change_pattern): New static function.
5226 (sched_extend_bb): New static function.
5227 (sched_init_bbs): New function.
5228 (current_sched_info): Change type to struct haifa_sched_info.
5229 (insn_cost): Adjust for selective scheduling.
5230 (dep_cost_1): New function. Move logic from ...
5231 (dep_cost): ... here.
5232 (dep_cost): Use dep_cost_1.
5233 (contributes_to_priority_p): Use sched_deps_info instead of
5235 (priority): Adjust to work with selective scheduling. Process the
5236 corner case when all dependencies don't contribute to priority.
5237 (rank_for_schedule): Use ds_weak instead of dep_weak.
5238 (advance_state): New function. Move logic from ...
5239 (advance_one_cycle): ... here.
5240 (add_to_note_list, concat_note_lists): New functions.
5241 (rm_other_notes): Make static. Adjust for selective scheduling.
5242 (remove_notes, restore_other_notes): New functions.
5243 (move_insn): Add two arguments. Update assert. Don't call
5245 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5246 Remove more_issue, max_points. Move the code to initialize
5247 max_lookahead_tries to max_issue.
5248 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5249 ready. Adjust use of move_insn. Call restore_other_notes.
5251 (sched_init, sched_finish): Move Haifa-specific initialization/
5253 (haifa_sched_init, haifa_sched_finish): ... respectively.
5255 (setup_sched_dump): New function.
5256 (haifa_init_only_bb): New static function.
5257 (haifa_speculate_insn): New static function.
5258 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5259 (extend_ready, extend_all): Remove.
5260 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5261 (create_check_block_twin, add_to_speculative_block): Use
5262 haifa_insns_init instead of extend_global. Update to use new
5263 initialization functions. Change parameter. Factor out code from
5264 create_check_block_twin to ...
5265 (sched_create_recovery_edges) ... this new function.
5266 (add_block): Remove.
5267 (sched_scan_info): New.
5268 (extend_bb): Use sched_scan_info.
5269 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5270 static functions for walking through scheduling region.
5271 (sched_luids): New vector variable to replace uid_to_luid.
5272 (luids_extend_insn): New function.
5273 (sched_max_luid): New variable.
5274 (luids_init_insn): New function.
5275 (sched_init_luids, sched_finish_luids): New functions.
5276 (insn_luid): New debug function.
5277 (sched_extend_target): New function.
5278 (haifa_init_insn): New static function.
5279 (sched_init_only_bb): New hook.
5280 (sched_split_block): New hook.
5281 (sched_split_block_1): New function.
5282 (sched_create_empty_bb): New hook.
5283 (sched_create_empty_bb_1): New function.
5284 (common_sched_info, ready): New global variables.
5285 (current_sched_info_var): Remove.
5286 (move_block_after_check): Use common_sched_info.
5287 (haifa_luid_for_non_insn): New static function.
5288 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5289 (increase_insn_priority): New.
5290 * modulo-sched.c: (issue_rate): Remove static declaration.
5291 (sms_sched_info): Change type to haifa_sched_info.
5292 (sms_sched_deps_info, sms_common_sched_info): New variables.
5293 (setup_sched_infos): New.
5294 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5295 Do not call regstat_free_calls_crossed.
5296 (sms_print_insn): Use const_rtx.
5297 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5298 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5299 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5300 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5301 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5302 current_sched_info to use it.
5303 (enum reg_pending_barrier_mode): Move to sched-int.h.
5304 (h_d_i_d): New variable. Initialize to NULL.
5305 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5307 (estimate_dep_weak): Remove static declaration.
5308 (sched_has_condition_p): New function. Adjust users of
5309 sched_get_condition to use it instead.
5310 (conditions_mutex_p): Add arguments indicating which conditions are
5312 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5313 argument to indicate whether returned condition is reversed. Do not
5314 generate new rtx when condition should be reversed; indicate it by
5315 setting new argument instead.
5316 (add_dependence_list_and_free): Add deps parameter.
5317 Update all users. Do not free dependence list when
5318 deps context is readonly.
5319 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5321 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5322 (remove_from_deps): New. Use the above functions.
5323 (cur_insn, can_start_lhs_rhs_p): New static variables.
5324 (add_or_update_back_dep_1): Initialize present_dep_type.
5325 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5326 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5327 haifa_note_dep): New functions implementing dependence hooks for
5328 the Haifa scheduler.
5329 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5330 note_dep): New functions.
5331 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5333 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5334 (free_deps): Initialize deps->reg_last.
5335 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5336 sched_analyze_insn): Update to use dependency hooks infrastructure
5337 and readonly contexts.
5338 (deps_analyze_insn): New function. Move part of logic from ...
5339 (sched_analyze): ... here. Also move some logic to ...
5340 (deps_start_bb): ... here. New function.
5341 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5343 (sched_deps_init): New function. Move code from ...
5344 (init_dependency_caches): ... here. Remove.
5345 (init_deps_data_vector): New.
5346 (sched_deps_finish): New function. Move code from ...
5347 (free_dependency_caches): ... here. Remove.
5348 (init_deps_global, finish_deps_global): Adjust for use with
5349 selective scheduling.
5350 (get_dep_weak): Move logic to ...
5351 (get_dep_weak_1): New function.
5352 (ds_merge): Move logic to ...
5353 (ds_merge_1): New static function.
5354 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5355 (ds_get_max_dep_weak): New function.
5356 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5357 (n_insns): Rename to rgn_n_insns.
5358 (debug_ebb_dependencies): New function.
5359 (init_ready_list): Use it.
5360 (begin_schedule_ready): Use sched_init_only_bb.
5361 (ebb_print_insn): Indicate when an insn starts a new cycle.
5362 (contributes_to_priority, compute_jump_reg_dependencies,
5363 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5364 (add_block1): Remove to ebb_add_block.
5365 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5366 (schedule_ebb): Initialize them. Use remove_notes instead of
5367 rm_other_notes. Use haifa_local_init/finish.
5368 (schedule_ebbs): Use haifa_sched_init/finish.
5369 * sched-int.h: Include vecprim.h, remove rtl.h.
5370 (struct ready_list): Delete declaration.
5371 (sched_verbose_param, enum sched_pass_id_t,
5372 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5373 (struct sched_scan_info_def): New structure.
5374 (sched_scan_info, sched_scan, sched_init_bbs,
5375 sched_init_luids, sched_finish_luids, sched_extend_target,
5376 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5377 (struct common_sched_info_def): New.
5378 (common_sched_info, haifa_common_sched_info,
5379 sched_emulate_haifa_p): Declare.
5381 (sched_luids): Declare.
5382 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5383 (sched_max_luid, insn_luid): Declare.
5384 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5385 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5386 print_insn, print_pattern, print_value, haifa_classify_insn,
5387 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5388 setup_sched_dump, sched_init, sched_finish,
5389 sel_insn_is_speculation_check): Export.
5390 (struct ready_list): Move from haifa-sched.c.
5391 (ready_try, ready, max_issue): Export.
5392 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5393 sched_init_only_bb, sched_split_block, sched_split_block_1,
5394 sched_create_empty_bb, sched_create_empty_bb_1,
5395 sched_create_recovery_block, sched_create_recovery_edges): Export.
5396 (enum reg_pending_barrier_mode): Export.
5397 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5399 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5400 print_insn field. Move add_block and fix_recovery_cfg to
5401 common_sched_info_def. Move compute_jump_reg_dependencies,
5403 (struct sched_deps_info_def): ... this new structure.
5404 (sched_deps_info): Declare.
5405 (struct spec_info_def): Remove weakness_cutoff, add
5406 data_weakness_cutoff and control_weakness_cutoff.
5407 (spec_info): Declare.
5408 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5410 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5411 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5412 (current_sched_info): Change type to struct haifa_sched_info.
5413 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5414 (h_d_i_d): New variable.
5415 (HDID): New accessor macro.
5416 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5417 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5419 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5420 (enum SCHED_FLAGS): Update for selective scheduler.
5421 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5422 (init_dependency_caches, free_dependency_caches): Delete declarations.
5423 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5424 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5425 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5426 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5427 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5429 (rm_other_notes): Delete declaration.
5430 (schedule_block): Remove one argument.
5431 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5432 ready_element, ready_lastpos, sched_extend_ready_list,
5433 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5434 concat_note_lists): Export.
5435 (struct region): Move from sched-rgn.h.
5436 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5437 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5438 BLOCK_TO_BB, CONTAINING_RGN): Export.
5439 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5440 (current_nr_blocks, current_blocks, target_bb): Likewise.
5441 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5442 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5443 sched_rgn_local_init, extend_regions,
5444 rgn_make_new_region_out_of_new_block, compute_priorities,
5445 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5446 extend_rgns, deps_join rgn_setup_common_sched_info,
5447 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5448 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5449 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5450 increase_insn_priority): Likewise.
5451 * sched-rgn.c: Include sel-sched.h.
5452 (ref_counts): New static variable. Use it ...
5453 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5454 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5455 (sched_is_disabled_for_current_region_p): Delete static declaration.
5456 (struct region): Move to sched-int.h.
5457 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5458 ebb_head): Define and initialize.
5459 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5460 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5461 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5463 (find_single_block_region): Add new argument to indicate that EBB
5464 regions should be constructed.
5465 (debug_live): Delete declaration.
5466 (current_nr_blocks, current_blocks, target_bb):
5467 Remove static qualifiers.
5468 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5470 (init_regions): Delete declaration.
5471 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5472 rgn_estimate_number_of_insns): New.
5473 (too_large): Use estimate_number_of_insns.
5474 (haifa_find_rgns): New. Move the code from ...
5475 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5476 (free_trg_info): New.
5477 (compute_trg_info): Allocate candidate tables here instead of ...
5478 (init_ready_list): ... here.
5479 (rgn_print_insn): Use const_rtx.
5480 (contributes_to_priority, extend_regions): Delete static declaration.
5481 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5482 (add_block1): Rename to rgn_add_block.
5483 (debug_rgn_dependencies): Delete static qualifier.
5484 (new_ready): Use sched_deps_info. Simplify.
5485 (rgn_common_sched_info, rgn_const_sched_deps_info,
5486 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5488 (region_sched_info): Rename to rgn_const_sched_info.
5489 (deps_join): New, extracted from ...
5490 (propagate_deps): ... here.
5491 (compute_block_dependences, debug_dependencies): Update for selective
5493 (free_rgn_deps, compute_priorities): New functions.
5494 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5495 sched_rgn_compute_dependencies): New functions.
5496 (schedule_region): Use them.
5497 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5498 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5500 (schedule_insns): Call new functions that were split out.
5501 (rgn_make_new_region_out_of_new_block): New.
5502 (get_rgn_sched_max_insns_priority): New.
5503 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5504 scheduling when appropriate.
5505 * sched-vis.c: Include insn-attr.h.
5506 (print_value, print_pattern): Make global.
5507 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5508 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5509 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5510 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5511 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5512 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5513 hooks. Initialize them to 0.
5514 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5515 * target.h (struct gcc_target): Add them. Rename gen_check field to
5517 * flags.h (sel_sched_switch_set): Declare.
5518 * opts.c (sel_sched_switch_set): New variable.
5519 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5520 pipelining is disabled from command line.
5521 (common_handle_option): Record whether selective scheduling is
5522 requested from command line.
5523 * doc/invoke.texi: Document new flags and parameters.
5524 * doc/tm.texi: Document new target hooks.
5525 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5527 (dfa_state_size): Do not declare locally.
5528 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5529 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5530 rs6000_alloc_sched_context, rs6000_set_sched_context,
5531 rs6000_free_sched_context): New functions.
5532 (struct _rs6000_sched_context): New.
5533 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5535 (rs6000_sched_finish): Do not run for selective scheduling.
5537 2008-08-31 Jan Hubicka <jh@suse.cz>
5539 * frv.c (frv_rtx_costs): Update forward declaration.
5540 * spu.c (spu_rtx_costs): Likewise.
5541 * pdp11.c: Include df.h
5542 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5543 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5544 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5545 * iq2000.c (iq2000_address_cost): Add speed argument.
5546 (iq2000_rtx_costs): Likewise.
5547 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5548 update call of mn10300_address_cost.
5549 * mcore.c: Include df.h
5550 (mcore_rtx_costs): Update prototype.
5551 * score3.c: Include df.h
5552 (score3_rtx_costs): Remove speed argument.
5553 * score7.c: Include df.h
5554 (score7_address_cost): Remove speed argument.
5555 * score-protos.h (score_address_cost): Update prototype.
5556 * score.c: Include df.h
5557 (score_rtx_costs): Update call of costs functions.
5558 * v850.c (v850_rtx_costs): Add bool argument.
5560 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5562 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5564 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5566 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5567 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5569 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5571 * mkmap-flat.awk: Add option pe_dll.
5572 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5573 * config/i386/t-cygwin (SHLIB_LC): Add.
5574 * config/i386/t-mingw32 (SHLIB_LC): Add.
5575 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5576 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5577 (LINK_SPEC): Support libgcc_s.
5578 (LIBGCC_SPEC): Support libgcc_s.
5579 (LIBGCC_SONAME): New.
5581 2008-08-31 Jan Hubicka <jh@suse.cz>
5583 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5584 mistakely had old version of patch.
5586 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5587 (ipcp_estimate_growth): New.
5588 (ipcp_insert_stage): Use ipcp_estimate_growth.
5589 * profile.c (branch_prob): When reading failed, do not consider
5592 2008-08-31 Jan Hubicka <jh@suse.cz>
5594 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5595 loop is optimized for speed.
5597 2008-08-31 Richard Guenther <rguenther@suse.de>
5600 * fold-const.c (fold_binary): Retain conversions in folding
5603 2008-08-31 Jan Hubicka <jh@suse.cz>
5605 * postreload-gcse.c (eliminate_partially_redundant_loads):
5606 Use optimize_bb_for_size_p.
5607 * predict.c (maybe_hot_frequency_p): Make inline.
5608 (maybe_hot_count_p): Break out from ...
5609 (maybe_hot_bb_p): ... this one.
5610 (maybe_hot_edge_p): Simplify.
5611 * basic-block.h (probably_cold_bb_p): Remove.
5613 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5616 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5618 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5619 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5620 Also split V4SFmode.
5621 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5624 2008-08-31 Jan Hubicka <jh@suse.cz>
5626 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5628 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5630 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5633 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5636 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5637 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5639 2008-08-31 Jan Hubicka <jh@suse.cz>
5641 * sparc.h (BRANCH_COST): Fix macro definition.
5642 * avr.c (avr_operand_rtx_cost): Add speed argument.
5643 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5645 2008-08-31 Richard Guenther <rguenther@suse.de>
5647 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5648 types instead of operands. Re-instantiate verifying of
5649 binary expression operands.
5651 2008-08-30 Jan Hubicka <jh@suse.cz>
5653 * fwprop.c (should_replace_address): Add speed attribute.
5654 (PR_OPTIMIZE_FOR_SPEED): New flag.
5655 (propagate_rtx_1): Use it.
5656 (propagate_rtx): Set it.
5657 (try_fwprop_subst): Update call of rtx_costs.
5658 (forward_propagate_and_simplify): LIkewise.
5659 * hooks.c (hook_int_rtx_bool_0): New
5660 (hook_bool_rtx_int_int_intp_false): Replace by ...
5661 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5662 * hooks.h (hook_int_rtx_bool_0): New
5663 (hook_bool_rtx_int_int_intp_false): Replace by ...
5664 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5665 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5666 (prepare_cmp_insn): UPdate call of rtx_cost.
5667 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5668 (reload_cse_simplify_operands): Update call of rtx_cost.
5669 (reload_cse_move2add): call of rtx_cost.
5670 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5671 * rtlanal.c (rtx_cost): Add speed argument.
5672 (address_cost): Add speed argument
5673 (default_address_cost): Likewise.
5674 (insn_rtx_cost): Likewise.
5675 * cfgloopanal.c (seq_cost): Add speed argument.
5676 (target_reg_cost, target_spill_cost): Turn to array.
5677 (init_set_costs): Update for speed.
5678 (estimate_reg_pressure_cost): Add speed argument.
5679 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5680 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5681 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5682 (seq_cost): Add speed argument.
5683 (computation_cost): Add speed arugment.
5684 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5685 (force_expr_to_var_cost): Update for profile info.
5686 (force_var_cost): Likewise.
5687 (split_address_cost): Likewise.
5688 (ptr_difference_cost): Likewise.
5689 (difference_cost): Likewise.
5690 (get_computation_cost_at): Likewise.
5691 (determine_iv_cost): Likewise.
5692 (ivopts_global_cost_for_size): Likewise.
5693 (rewrite_use_address): Likewise.
5694 (tree_ssa_iv_optimize_loop): Initialize speed field.
5695 * cse.c (optimize_this_for_speed_p): New static var.
5696 (notreg_cost): Update call of rtx_cost.
5697 (cse_extended_basic_block): set optimize_this_for_speed_p.
5698 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5699 (noce_try_cmove_arith): Likewise.
5700 (noce_try_sign_mask): LIkewise.
5701 * expr.c (compress_float_constant): Update rtx_cost calls.
5702 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5704 (addr_to_parts): Likewise.
5705 (create_mem_ref): Likewise.
5706 * dse.c (find_shift_sequence): Add speed argument.
5707 (replace_read): Update call.
5708 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5709 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5710 * neg_cost, shift_cost, shiftadd_cost,
5711 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5712 mul_highpart_cost): Increase dimension.
5713 (init_expmed): Initialize for both size and speed.
5714 (expand_shift): Use profile.
5715 (synth_mult): Use profile.
5716 (choose_mult_variant): Use profile.
5717 (expand_mult): Use profile.
5718 (expand_mult_highpart_optab): Use profile.
5719 (expand_mult_highpart): Use profile.
5720 (expand_smod_pow2): Use profile.
5721 (expand_divmod): Use profile.
5722 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5724 * loop-invariant.c (create_new_invariant): Use profile.
5725 (gain_for_invariant): Add speed parameter.
5726 (best_gain_for_invariant): Likewise.
5727 (find_invariants_to_move): Likewise.
5728 (move_single_loop_invariants): Set it.
5729 * target-def.h (TARGET_RTX_COSTS): Use hook.
5730 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5731 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5732 * output.h (default_address_cost): Update prototype.
5733 * combine.c (optimize_this_for_speed_p): New static var.
5734 (combine_validate_cost): Update call of rtx_cost.
5735 (combine_instructions): Set optimize_this_for_speed_p.
5736 (expand_compound_operation): Update call of rtx_cost.
5737 (make_extraction):Update call of rtx_cost.
5738 (force_to_mode):Update call of rtx_cost.
5739 (distribute_and_simplify_rtx):Update call of rtx_cost.
5740 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5741 (estimate_reg_pressure_cost): Update prototype.
5742 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5743 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5745 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5746 (alpha_rtx_costs): Update.
5747 * config/frv/frv.c (frv_rtx_costs): Update.
5748 * config/s390/s390.c (s390_rtx_costs): Update.
5749 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5750 (m32c_rtx_costs): Update.
5751 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5752 (spu_rtx_costs): Update.
5753 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5754 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5755 * config/i386/i386.c (:ix86_address_cost): Update.
5756 (ix86_rtx_costs): Update.
5757 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5758 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5759 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5760 * config/crx/crx.c (crx_address_cost): Update.
5761 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5762 * config/stormy16/stormy16.c
5763 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5764 * config/m68hc11/m68hc11.c
5765 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5766 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5767 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5769 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5771 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5772 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5773 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5774 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5775 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5776 (mcore_rtx_costs): update.
5777 * config/score/score3.c (score3_rtx_costs): Update.
5778 * config/score/score7.c (score7_rtx_costs): Update.
5779 * config/score/score3.h (score3_rtx_costs):Update.
5780 * config/score/score7.h (score7_rtx_costs): Update.
5781 * config/score/score.c (score_rtx_costs): Update.
5782 * config/arm/arm.c (arm_address_cost): Update.
5783 (arm_rtx_costs_1): Update.
5784 (arm_rtx_costs_1): Update.
5785 (arm_size_rtx_costs): Update.
5786 (arm_size_rtx_costs): Update.
5787 (arm_size_rtx_costs): Update.
5788 (arm_xscale_rtx_costs): Update.
5789 (arm_thumb_address_cost): Update.
5790 * config/pa/pa.c (hppa_address_cost): Update.
5791 * config/mips/mips.c (mips_rtx_costs): Update.
5792 * config/vax/vax.c (vax_address_cost): Update.
5793 * config/h8300/h8300.c (h8300_shift_costs): Update.
5794 (h8300_rtx_costs): Update.
5795 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5796 (v850_rtx_costs): Update.
5797 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5798 * config/bfin/bfin.c
5799 (bfin_address_cost): Update.
5800 (bfin_rtx_costs): Update.
5801 * stmt.c (lshift_cheap_p): Update.
5803 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5806 * expmed.c (extract_bit_field_1): Check the mode size to make
5807 sure the vector modes have the same size.
5809 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5811 * dojump.c (top level): Include basic-block.h to declare
5812 optimize_insn_for_speed_p
5814 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5816 * opts.h (CL_SAVE): New option class for marking options that are
5817 target specific options usable in the target attribute.
5818 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5820 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5821 can easily find the target specific options that are safe to use
5822 in the attribute or pragma.
5824 * attribs.c (decl_attributes): Change #pragma GCC option to
5825 #pragma GCC target, and attribute((option(...))) to
5826 attribute((target(...))).
5828 * doc/extend.texi (target attribute): Change from option
5829 attribute. Delete push/pop/reset.
5830 (#pragma GCC target): Change from #pragma GCC option. Delete
5832 (#pragma GCC push_options): Document new pragma.
5833 (#pragma GCC pop_options): Document new pragma.
5834 (#pragma GCC reset_options): Document new pragma.
5836 * targhooks.c (default_target_option_valid_attribute_p): Add
5837 warning about port not supporting target attributes.
5838 (default_target_option_pragma_parse): New function, warn about
5839 #pragma GCC target not being supported.
5841 * targhooks.h (default_target_option_pragma_parse): Add
5844 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5845 TI_CURRENT_OPTION_PRAGMA.
5846 (current_target_pragma): Rename from current_option_pragma.
5848 * target.h: (struct target_option): Delete booleans for changing
5849 the optimization level on hot/cold functions. Change signature of
5850 pragma_parse hook to take a second tree.
5852 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5854 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5855 that the declaration is done at global scope.
5857 * langhooks.c (add_builtin_function_common): Move most of the code
5858 from add_builtin_function here, calling the hook passed in.
5859 (add_builtin_function): Call add_builtin_function_common with
5860 standard builtin hook.
5861 (add_builtin_function_ext_scope): New function to add builtins to
5864 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5866 (add_builtin_function_ext_scope): Add declaration.
5868 * c-pragma.c (handle_pragma_target): Rename from
5869 handle_pragma_option, #pragma GCC option is now #pragma GCC
5870 target. Move warning about port not supporting target options to
5871 default pragma parse hook. Remove push/pop/reset from this
5873 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5874 (option_stack): Delete static variable.
5875 (optimize_stack): Ditto.
5876 (optons_stack): New stack of saved target and optimization
5878 (handle_pragma_push_options): New function to handle pushing both
5879 target and optimization options.
5880 (handle_pragma_pop_options): New function to handle popping both
5881 target and optimization options.
5882 (handle_pragma_reset_options): New function to handle resetting
5883 both target and optimization options to their initial state.
5884 (init_pragma): Rename handle_pragma_option to
5885 handle_pragma_target. Add support for push_options, pop_options,
5886 and reset_options pragmas.
5888 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5889 default_target_option_pragma_parse.
5890 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5891 default_target_option_valid_attribute_p.
5892 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5893 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5894 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5895 optimization level on hot/cold functions.
5897 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5898 if the caller and callee have different optimization levels.
5900 * c-common.c (handle_target_attribute): Rename from
5901 handle_option_attribute, attribute((option(...))) is now
5902 attribute((target(...))). Move warning if the port does not
5903 support target attributes to the default hook.
5904 (handle_hot_attribute): Delete code to change the optimization
5905 level of hot functions.
5906 (handle_cold_attribute): Ditto.
5908 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5909 argument that is the binary tree options to use if there are no
5910 arguments. Call ix86_valid_target_attribute_tree instead of
5911 ix86_valid_option_attribute_tree.
5912 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5913 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5914 ix86_pragma_option_parse.
5916 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5917 Rename from ix86_valid_option_attribute_tree.
5919 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5920 new builtins when the ISA changes.
5921 (ix86_valid_target_attribute_tree): Rename from
5922 ix86_valid_option_attribute_tree. Change callers. If the
5923 function specified optimization options, use those as the starting
5924 point before setting up the target attributes. If the
5925 optimization options were changed in the course of setting the
5926 target attributes, record the new optimization options.
5927 (ix86_valid_target_attribute_tree_inner_p): Rename from
5928 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5929 ix86_add_new_builtins if the ISA changed.
5930 (ix86_valid_target_attribute_p): Rename from
5931 ix86_valid_option_attribute_p. Change callers.
5932 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5933 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5934 as delayed builtin functions.
5935 (struct builtin_isa): New structure to record builtin functions
5936 that should be delayed until the ISA for that function is used.
5937 (ix86_builtins_isa): Change from int to struct to track builtin
5938 functions we want to declare at some point.
5939 (def_builtin): If the front end can delay defining the builtin
5940 functions, don't create builtins for ISAs not part of the default
5942 (def_builtin_const): Ditto.
5943 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5944 __builtin_ia32_pcmov_v2di to be different builtin functions.
5945 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5946 a structure instead of an int.
5947 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5948 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5949 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5950 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5952 * config/ia64/ia64.h
5953 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5954 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5956 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5957 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5958 (LANG_HOOKS_INITIALIZER): Add
5959 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5961 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5964 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5965 the reload address with the index register for SFmode
5966 access with a displacement.
5968 2008-08-30 Jan Hubicka <jh@suse.cz>
5970 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5971 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5972 * dojump.c (do_jump): Likewise.
5973 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5974 (note-if_info): Add BRANCH_COST.
5975 (noce_try_store_flag_constants, noce_try_addcc,
5976 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5977 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5978 find_if_case_2): Use computed branch cost.
5979 * expr.h (BRANCH_COST): Update default.
5980 * predict.c (predictable_edge_p): New function.
5981 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5982 Update BRANCH_COST call.
5983 * basic-block.h (predictable_edge_p): Declare.
5984 * config/alpha/alpha.h (BRANCH_COST): Update.
5985 * config/frv/frv.h (BRANCH_COST): Update.
5986 * config/s390/s390.h (BRANCH_COST): Update.
5987 * config/spu/spu.h (BRANCH_COST): Update.
5988 * config/sparc/sparc.h (BRANCH_COST): Update.
5989 * config/m32r/m32r.h (BRANCH_COST): Update.
5990 * config/i386/i386.h (BRANCH_COST): Update.
5991 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5993 * config/sh/sh.h (BRANCH_COST): Update.
5994 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5995 * config/avr/avr.h (BRANCH_COST): Update.
5996 * config/crx/crx.h (BRANCH_COST): Update.
5997 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5998 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5999 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6000 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6001 * config/ia64/ia64.h (BRANCH_COST): Update.
6002 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6003 * config/arc/arc.h (BRANCH_COST): Update.
6004 * config/score/score.h (BRANCH_COST): Update.
6005 * config/arm/arm.h (BRANCH_COST): Update.
6006 * config/pa/pa.h (BRANCH_COST): Update.
6007 * config/mips/mips.h (BRANCH_COST): Update.
6008 * config/vax/vax.h (BRANCH_COST): Update.
6009 * config/h8300/h8300.h (BRANCH_COST): Update.
6010 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6011 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6012 * doc/tm.texi (BRANCH_COST): Update.
6014 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6017 * config/arm/arm.c (arm_optimization_options): Set
6018 flag_section_anchors to 2 instead of 1 to distinguish it from
6019 -fsection-anchors given explicitely on the command line.
6021 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6023 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6024 final insn of a split.
6026 2008-08-30 Jan Hubicka <jh@suse.cz>
6028 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6029 optimized for speed.
6030 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6031 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6032 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6033 flag_gcse_after_reload_set): New static vars.
6034 (common_handle_option): Enable those flags for profile-use.
6035 (decode_options): Remove optimize_size flags that are handled
6036 on higher granuality.
6037 * tree-vectorizer.c (vectorize_loops): Use
6038 optimize_loop_nest_for_speed_p.
6039 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6040 * tree-predcom.c (tree_predictive_commoning): Use
6041 optimize_loop_for_speed_p.
6042 * varasm.c (assemble_start_function): Use
6043 optimize_function_for_speed_p.
6044 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6045 * predict.c (optimize_loop_for_speed_p): Fix walk.
6047 2008-08-30 Jan Hubicka <jh@suse.cz>
6049 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6051 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6052 profile presence locally.
6054 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6057 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6058 versions before 4.0.
6060 2008-08-29 Jan Hubicka <jh@suse.cz>
6062 * tree-inline.c (insert_init_stmt): Insert sequence even when
6065 2008-08-29 Jeff Law <law@redhat.com>
6067 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6068 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6069 location and class is an FP register.
6071 2008-08-29 Jan Hubicka <jh@suse.cz>
6073 * see.c (see_merge_one_def_extension): Silence used uninitialized
6075 * matrix-reorg.c (check_allocation_function): Likewise.
6076 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6078 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6081 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6082 compute new & and | in type rather than TREE_TYPE (arg0).
6084 * dwarf2out.c (fortran_common): Update comment.
6085 (gen_variable_die): Swap com_die and var_die variables in Fortran
6086 COMMON block handling code.
6088 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6090 * dwarf2out.c (gen_const_die): New function.
6091 (size_of_die, value_format, output_die): Output larger
6092 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6093 (native_encode_initializer): New function.
6094 (tree_add_const_value_attribute): Call it.
6095 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6097 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6098 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6099 TREE_THIS_VOLATILE to add_type_attribute.
6101 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6103 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6106 * dwarf2out.c (loc_by_reference): New function.
6107 (add_location_or_const_value_attribute): Use it.
6110 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6111 as DW_TAG_variable children of DW_TAG_common_block rather than
6112 DW_TAG_member children. Put DW_AT_external to individual
6113 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6115 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6116 loc_descriptor_from_tree_1.
6120 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6121 arguments to imported_module_or_decl.
6122 (debug_nothing_tree_tree): Removed.
6123 (debug_nothing_tree_tree_tree_bool): New prototype.
6124 * debug.c (do_nothing_debug_hooks): Adjust.
6125 (debug_nothing_tree_tree): Removed.
6126 (debug_nothing_tree_tree_tree_bool): New function.
6127 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6128 (gen_variable_die): Put all common vars for the
6129 same COMMON block under one DW_TAG_common_block.
6130 (declare_in_namespace): Return new context_die, for Fortran
6131 return the module DIE instead of adding extra declarations into
6133 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6134 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6135 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6137 (dwarf2out_global_decl): Don't skip Fortran global vars.
6138 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6139 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6140 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6141 DW_TAG_imported_declaration as child of previous
6142 DW_TAG_imported_module.
6143 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6144 * sdbout.c (sdb_debug_hooks): Likewise.
6145 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6147 2008-08-29 Jan Hubicka <jh@suse.cz>
6149 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6151 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6152 * ipa-cp.c (n_cloning_candidates): New static variable.
6153 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6154 (ipcp_print_all_lattices): Improve debug output.
6155 (ipcp_cloning_candidate_p): New function.
6156 (ipcp_initialize_node_lattices): Use it.
6157 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6158 (ipcp_propagate_stage): Prettier debug output.
6159 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6160 (ipcp_print_all_structures): Remove.
6161 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6162 (ipcp_insert_stage): Prettier debug output; call
6163 cgraph_remove_unreachable_nodes before propagating.
6164 (pass_ipa_cp): Schedule function removal pass.
6165 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6167 (cgraph_maybe_hot_edge_p): Move to ...
6168 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6169 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6170 (common_handle_option): Set them; enable ipa-cp when profiling.
6171 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6172 (ipa_print_all_jump_functions): Likewise.
6173 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6174 (ipa_print_node_params, ipa_print_all_params): New.
6175 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6176 ipa_print_all_param_flags): Remove.
6177 (ipa_print_node_params, ipa_print_all_params): New.
6179 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6181 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6182 change from 2008-04-03.
6183 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6185 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6188 * ira-color.c (push_allocnos_to_stack): Truncate
6189 removed_splay_allocno_vec.
6191 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6194 * ira-color (ira_fast_allocation): Don't assign hard registers to
6197 2008-08-29 Jan Hubicka <jh@suse.cz>
6200 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6201 for cold internal loops.
6203 2008-08-29 Richard Guenther <rguenther@suse.de>
6205 * tree-ssa-structalias.c (create_variable_info_for): Do not
6206 create fields for heap vars or vars with a noalias state.
6207 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6210 2008-08-29 Richard Guenther <rguenther@suse.de>
6212 * common.opt (ftree-store-ccp): Mark as preserved for
6213 backward compatibility.
6214 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6215 * tree-pass.h (pass_store_ccp): Remove.
6216 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6217 (first_vdef): Remove declaration.
6218 (get_value_loaded_by): Likewise.
6219 * tree-ssa-ccp.c (do_store_ccp): Remove.
6220 (get_default_value): Simplify as do_store_ccp is always false
6221 now. Do not initialize mem_ref.
6222 (set_value_varying): Likewise.
6223 (canonicalize_float_value): Likewise.
6224 (set_lattice_value): Likewise.
6225 (likely_value): Likewise.
6226 (surely_varying_stmt_p): Likewise.
6227 (ccp_initialize): Likewise.
6228 (ccp_lattice_meet): Likewise.
6229 (ccp_visit_phi_node): Likewise.
6230 (ccp_fold): Likewise.
6231 (evaluate_stmt): Likewise.
6232 (visit_assignment): Likewise.
6233 (ccp_visit_stmt): Likewise.
6234 (execute_ssa_ccp): Fold into ...
6235 (do_ssa_ccp): ... this.
6236 (do_ssa_store_ccp): Remove.
6237 (gate_store_ccp): Likewise.
6238 (pass_store_ccp): Likewise.
6239 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6241 * tree-ssa-propagate.c (first_vdef): Remove.
6242 (get_value_loaded_by): Likewise.
6243 (replace_vuses_in): Likewise.
6244 (substitute_and_fold): Do not call replace_vuses_in.
6245 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6247 2008-08-29 Richard Guenther <rguenther@suse.de>
6250 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6251 PARAM_NOALIAS tags with is_heapvar.
6252 * tree-ssa-operands.c (access_can_touch_variable): Offset
6253 based tests do not apply for heapvars. Fix offset test.
6255 2008-08-29 Jan Hubicka <jh@suse.cz>
6257 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6258 (-fipa-cp-clone): Enabled by default at -O3.
6259 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6260 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6262 2008-08-29 Jan Hubicka <jh@suse.cz>
6264 * tree.c (build_function_type_skip_args,
6265 build_function_decl_skip_args): New functions.
6266 * tree.h (build_function_type_skip_args,
6267 build_function_decl_skip_args): Declare.
6268 * gimple.c (giple_copy_call_skip_args): New function.
6269 (giple_copy_call_skip_args): Declare.
6271 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6272 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6273 (ipcp_node_modifiable_p): ... this one; use
6274 tree_versionable_function_p.
6275 (ipcp_create_replace_map): Improve debug output.
6276 (ipcp_need_redirect_p): Return false when not clonning.
6277 (ipcp_update_callgraph): Skip args.
6278 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6280 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6281 (save_inline_function_body): Update call of tree_function_versioning.
6282 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6283 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6285 (tree_function_versioning): Likewise.
6286 * tree-inline.h (tree_function_versioning): Update prototype.
6288 2008-08-29 Jan Hubicka <jh@suse.cz>
6290 * loop-unswitch.c (unswitch_single_loop): Use
6291 optimize_loop_for_speed_p.
6292 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6293 Use optimize_function_for_size_p.
6294 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6295 * postreload-gcse.c (eliminate_partially_redundant_load):
6296 Use optimize_bb_for_size_p.
6297 * value-prof.c (gimple_divmod_fixed_value_transform,
6298 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6299 gimple_stringops_transform): Use optimize_bb_for_size_p.
6300 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6301 * final.c (compute_alignments): Use optimize_function_for_size_p.
6302 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6303 (fold_builtin_strcpy, fold_builtin_fputs): Use
6304 optimize_function_for_size_p.
6305 * fold-const.c (tree_swap_operands_p): Use
6306 optimize_function_for_size_p.
6307 * recog.c (relax_delay_slots): Likewise.
6308 * tree-ssa-math-opts.c (replace_reciprocal):
6309 Use optimize_bb_for_speed_p.
6310 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6311 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6312 optimize_function_for_size_p.
6313 (cgraph_decide_inlining_of_small_function): Use
6314 optimize_function_for_size_p.
6315 * global.c (find_reg): Use optimize_function_for_size_p.
6316 * opts.c (decode_options): Do not clear flag_tree_ch,
6317 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6318 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6319 work it out from profile.
6320 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6321 optimize_loop_for_speed_p.
6322 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6324 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6325 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6326 * tree-eh.c (decide_copy_try_finally): Use
6327 optimize_function_for_size_p.
6328 * local-alloc.c (block_alloc): Pass BB pointer.
6329 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6330 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6331 * loop-unroll.c (decide_unrolling_and_peeling):
6332 Use optimize_loop_for_size_p.
6333 (decide_peel_completely): Likewise.
6334 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6335 optimize_loop_for_size_p.
6336 (vect_enhance_data_refs_alignment): Likewise.
6337 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6338 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6340 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6341 (try_crossjump_bb): Use optimize_bb_for_size_p.
6342 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6343 optimize_loop_for_speed_p.
6344 * bb-reorder.c (find_traces_1_round): Likewise.
6345 (copy_bb): Use optimize_bb_for_speed_p.
6346 (duplicate_computed_gotos): Likewise.
6347 * basic-block.h (optimize_loop_nest_for_size_p,
6348 optimize_loop_nest_for_speed_p): New.
6349 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6351 2008-08-29 Tristan Gingold <gingold@adacore.com>
6353 * gcov.c (main): Call expandargv.
6355 2008-08-29 Jan Hubicka <jh@suse.cz>
6357 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6359 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6361 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6362 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6364 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6366 2008-08-29 Jan Hubicka <jh@suse.cz>
6368 * tree-pass.h (pass_strip_predict_hints): Declare.
6369 * predict.c (strip_builtin_expect): Rename to ...
6370 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6371 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6372 (tree_estimate_probability): Do not strip builtin_expect.
6373 (pass_strip_predict_hints): New pass.
6374 * tree-inline.c (expand_call_inline): When inlining cold function,
6375 predict it as unlikely.
6376 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6378 2008-08-29 Richard Guenther <rguenther@suse.de>
6380 PR tree-optimization/37207
6381 * tree-vrp.c (extract_range_from_binary_expr): Also try
6382 to constant fold if only one of the operands is a constant.
6384 2008-08-29 Nick Clifton <nickc@redhat.com>
6386 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6387 the same way as SYMBOL_REFs.
6389 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6391 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6393 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6395 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6396 * config/mips/mips.md (branch_likely): Remove const. Fix
6398 (define_delay for type "branch"): Change to only apply for branch
6399 with likely variant.
6400 (define_delay for type "branch" and "branch_likely" no). New delay
6402 (equality_op): New code iterator.
6403 (bbv, bbinv): New code attributes.
6404 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6407 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6408 Andrew Pinski <pinskia@gcc.gnu.org>
6411 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6413 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6415 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6416 rule that a symbolic constant must be defined and >= 0 for the
6417 corresponding facility to be present at compile-time.
6418 * gthr-posix.c: Likewise.
6420 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6422 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6423 * config/mips/mips.md (D): New mode attribute.
6424 (mulsi3, muldi3): Merge it into ...
6425 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6426 (muldi3_mul3): New pattern.
6427 (mulsi3_mult3): Rename to mulsi3_mul3.
6429 2008-08-28 Jan Hubicka <jh@suse.cz>
6431 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6433 * predict.c (always_optimize_for_size_p): Rename to ...
6434 (optimize_function_for_size): ... this one; make extern.
6435 (optimize_function_for_speed_p): New.
6436 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6437 optimize_edge_for_size_p,optimize_edge_for_size_p,
6438 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6439 * basic-block.h (optimize_function_for_size_p,
6440 optimize_function_for_speed_p): Declare.
6441 * i386.md (optimize_size checks): Replace them by appropriate
6443 (standard_80387_constant_p, ix86_compute_frame_layout,
6444 ix86_expand_epilogue, ix86_decompose_address,
6445 print_operand, emit_i387_cw_initialization,
6446 inline_memory_move_cost, ix86_pad_returns,
6447 ix86_reorg): Replace optimize_size checks.
6449 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6451 * rtl.h (simplify_subreg_regno): Declare.
6452 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6453 * simplify-rtx.c (simplify_subreg): ...here.
6454 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6455 subreg_offset_representable_p.
6457 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6460 * c-typeck.c (convert_for_assignment): Give a note describing what
6461 was passed and what was expected.
6463 2008-08-28 Joey Ye <joey.ye@intel.com>
6465 * doc/extend.texi: Document AVX built-in functions.
6466 * doc/invoke.texi: Document -mavx.
6468 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6469 Joey Ye <joey.ye@intel.com>
6470 Xuepeng Guo <xuepeng.guo@intel.com>
6472 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6474 * config/i386/cpuid.h (bit_FMA): New.
6475 (bit_XSAVE): Likewise.
6476 (bit_OSXSAVE): Likewise.
6477 (bit_AVX): Likewise.
6479 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6480 define. Use ASM_OUTPUT_AVX_PREFIX.
6482 * config/i386/gmmintrin.h: New.
6484 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6485 (OPTION_MASK_ISA_AVX_SET): New.
6486 (OPTION_MASK_ISA_FMA_SET): Likewise.
6487 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6488 (OPTION_MASK_ISA_FMA_SET): Likewise.
6489 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6490 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6491 (pta_flags): Add PTA_AVX and PTA_FMA.
6492 (override_options): Handle PTA_AVX and PTA_FMA.
6493 (init_cumulative_args): Handle warn_avx.
6494 (classify_argument): Return 0 for COImode and OImode. Return
6495 1 and X86_64_AVX_CLASS for 256bit vector types.
6496 (examine_argument): Handle X86_64_AVX_CLASS.
6497 (construct_container): Likewise.
6498 (function_arg_advance_32): Pass OImode and 256bit vector types
6500 (function_arg_advance_64): Take a new argument to indicate if a
6501 parameter is named. Handle 256bit vector types. Return
6502 immediately for unnamed 256bit vector mode parameters.
6503 (function_arg_advance): Updated.
6504 (function_arg_32): Add comments for TImode. Handle OImode
6505 and 256bit vector types.
6506 (function_arg_64): Take a new argument to indicate if a
6507 parameter is named. Handle 256bit vector types. Return NULL
6508 for unnamed 256bit vector mode parameters.
6509 (function_arg): Updated.
6510 (setup_incoming_varargs_64): Support
6511 AVX encoding for *sse_prologue_save_insn.
6512 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6513 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6514 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6515 enabled, otherwise return -3.
6516 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6518 (print_reg): Support AVX registers. Handle 'x' and 't'.
6519 Handle 'd' to duplicate the operand.
6520 (print_operand): Likewise. Also support AVX vector compare
6522 (output_387_binary_op): Support AVX.
6523 (output_fp_compare): Likewise.
6524 (ix86_expand_vector_move_misalign): Likewise.
6525 (ix86_attr_length_vex_default): New.
6526 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6527 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6528 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6529 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6530 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6531 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6532 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6533 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6534 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6535 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6536 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6537 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6538 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6539 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6540 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6541 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6542 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6543 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6544 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6545 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6546 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6547 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6548 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6549 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6550 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6551 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6552 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6553 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6554 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6555 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6556 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6557 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6558 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6559 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6560 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6561 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6562 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6563 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6564 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6565 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6566 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6567 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6568 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6569 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6570 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6571 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6572 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6573 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6574 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6575 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6576 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6577 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6578 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6579 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6580 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6581 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6582 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6583 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6584 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6585 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6586 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6587 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6588 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6589 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6590 and IX86_BUILTIN_MOVMSKPS256,
6591 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6592 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6593 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6594 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6595 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6596 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6597 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6598 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6599 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6600 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6601 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6602 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6603 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6604 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6605 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6606 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6607 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6608 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6609 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6610 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6611 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6612 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6613 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6614 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6615 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6616 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6617 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6618 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6619 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6620 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6621 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6622 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6623 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6624 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6625 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6626 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6627 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6628 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6629 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6630 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6631 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6632 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6633 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6634 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6635 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6636 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6637 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6638 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6639 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6640 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6641 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6642 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6643 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6644 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6645 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6646 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6647 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6648 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6650 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6651 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6652 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6653 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6654 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6655 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6656 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6657 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6658 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6659 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6660 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6661 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6662 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6663 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6664 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6665 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6666 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6667 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6668 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6669 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6670 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6671 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6672 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6673 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6674 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6675 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6676 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6677 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6678 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6679 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6680 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6681 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6682 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6683 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6684 IX86_BUILTIN_MOVMSKPS256.
6685 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6686 (ix86_expand_args_builtin): Likewise.
6687 (ix86_expand_special_args_builtin): Likewise.
6688 (ix86_hard_regno_mode_ok): Handle AVX modes.
6689 (ix86_expand_vector_init_duplicate): Likewise.
6690 (ix86_expand_vector_init_one_nonzero): Likewise.
6691 (ix86_expand_vector_init_one_var): Likewise.
6692 (ix86_expand_vector_init_concat): Likewise.
6693 (ix86_expand_vector_init_general): Likewise.
6694 (ix86_expand_vector_set): Likewise.
6695 (ix86_vector_mode_supported_p): Likewise.
6696 (x86_extended_reg_mentioned_p): Check INSN_P before using
6699 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6700 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6702 * config/i386/i386.h (TARGET_AVX): New.
6703 (TARGET_FMA): Likewise.
6704 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6705 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6706 (VALID_AVX256_REG_MODE): New.
6707 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6708 (AVX_FLOAT_MODE_P): Likewise.
6709 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6710 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6711 (AVX_VEC_FLOAT_MODE_P): Likewise.
6712 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6713 (ASM_OUTPUT_OPCODE): Likewise.
6714 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6716 (SSE_REG_MODE_P): Allow 256bit vector modes.
6717 (ix86_args): Add a warn_avx field.
6719 * config/i386/i386.md (UNSPEC_PCMP): New.
6720 (UNSPEC_VPERMIL): Likewise.
6721 (UNSPEC_VPERMIL2): Likewise.
6722 (UNSPEC_VPERMIL2F128): Likewise.
6723 (UNSPEC_MASKLOAD): Likewise.
6724 (UNSPEC_MASKSTORE): Likewise.
6725 (UNSPEC_CAST): Likewise.
6726 (UNSPEC_VTESTP): Likewise.
6727 (UNSPECV_VZEROALL): Likewise.
6728 (UNSPECV_VZEROUPPER): Likewise.
6729 (XMM0_REG): Likewise.
6730 (XMM1_REG): Likewise.
6731 (XMM2_REG): Likewise.
6732 (XMM3_REG): Likewise.
6733 (XMM4_REG): Likewise.
6734 (XMM5_REG): Likewise.
6735 (XMM6_REG): Likewise.
6736 (XMM8_REG): Likewise.
6737 (XMM9_REG): Likewise.
6738 (XMM10_REG): Likewise.
6739 (XMM11_REG): Likewise.
6740 (XMM12_REG): Likewise.
6741 (XMM13_REG): Likewise.
6742 (XMM14_REG): Likewise.
6743 (XMM15_REG): Likewise.
6745 (prefix_vex_imm8): Likewise.
6746 (prefix_vex_w): Likewise.
6747 (length_vex): Likewise.
6750 (*avx_ashlti3): Likewise.
6751 (*avx_lshrti3): Likewise.
6752 (*avx_setcc<mode>): Likewise.
6753 (*fop_<mode>_comm_mixed_avx): Likewise.
6754 (*fop_<mode>_comm_avx): Likewise.
6755 (*fop_<mode>_1_mixed_avx): Likewise.
6756 (*fop_<mode>_1_avx): Likewise.
6757 (*avx_<code><mode>3): Likewise.
6758 (*avx_ieee_smin<mode>3): Likewise.
6759 (*avx_ieee_smax<mode>3): Likewise.
6760 (mode): Add OI, V8SF and V4DF.
6761 (length): Support VEX prefix.
6762 (*cmpfp_i_mixed): Set prefix attribute.
6763 (*cmpfp_i_sse): Likewise.
6764 (*cmpfp_iu_mixed): Likewise.
6765 (*cmpfp_iu_sse): Likewise.
6766 (*movsi_1): Support AVX.
6767 (*movdi_2): Likewise.
6768 (*movdi_1_rex64): Likewise.
6769 (*movti_internal): Likewise.
6770 (*movti_rex64): Likewise.
6771 (*movsf_1): Likewise.
6772 (*movdf_nointeger): Likewise.
6773 (*movdf_integer_rex64): Likewise.
6774 (*movtf_internal): Likewise.
6775 (zero_extendsidi2_32): Likewise.
6776 (zero_extendsidi2_rex64): Likewise.
6777 (*extendsfdf2_mixed): Likewise.
6778 (*extendsfdf2_sse): Likewise.
6779 (*truncdfsf_fast_mixed): Likewise.
6780 (*truncdfsf_fast_sse): Likewise.
6781 (*truncdfsf_mixed): Likewise.
6782 (fix_trunc<mode>di_sse): Likewise.
6783 (fix_trunc<mode>si_sse): Likewise.
6784 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6785 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6786 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6787 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6788 (*rcpsf2_sse): Likewise.
6789 (*rsqrtsf2_sse): Likewise.
6790 (*sqrt<mode>2_sse): Likewise.
6791 (sse4_1_round<mode>2): Likewise.
6792 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6793 Support AVX. Set length attribute properly for AVX.
6795 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6796 (VECTOR_MODES (FLOAT, 32)): Likewise.
6797 (VECTOR_MODE (INT, DI, 8)): Likewise.
6798 (VECTOR_MODE (INT, HI, 32)): Likewise.
6799 (VECTOR_MODE (INT, QI, 64)): Likewise.
6800 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6801 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6802 (VECTOR_MODE (INT, DI, 4)): Removed.
6803 (VECTOR_MODE (INT, SI, 8)): Likewise.
6804 (VECTOR_MODE (INT, HI, 16)): Likewise.
6805 (VECTOR_MODE (INT, QI, 32)): Likewise.
6806 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6807 (INT_MODE (OI, 32)): Likewise.
6809 * config/i386/i386.opt (mavx): New.
6812 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6814 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6815 (*mov<mode>_internal_avx): New.
6816 (*movv2sf_internal_rex64_avx): Likewise.
6817 (*movv2sf_internal_avx): Likewise.
6819 * config/i386/predicates.md (const_4_to_5_operand): New.
6820 (const_6_to_7_operand): Likewise.
6821 (const_8_to_11_operand): Likewise.
6822 (const_12_to_15_operand): Likewise.
6823 (avx_comparison_float_operator): Likewise.
6825 * config/i386/sse.md (AVX256MODEI): New.
6826 (AVX256MODE): Likewise.
6827 (AVXMODEQI): Likewise.
6828 (AVXMODE): Likewise.
6829 (AVX256MODEF2P): Likewise.
6830 (AVX256MODE2P): Likewise.
6831 (AVX256MODE4P): Likewise.
6832 (AVX256MODE8P): Likewise.
6833 (AVXMODEF2P): Likewise.
6834 (AVXMODEF4P): Likewise.
6835 (AVXMODEDCVTDQ2PS): Likewise.
6836 (AVXMODEDCVTPS2DQ): Likewise.
6837 (avxvecmode): Likewise.
6838 (avxvecpsmode): Likewise.
6839 (avxhalfvecmode): Likewise.
6840 (avxscalarmode): Likewise.
6841 (avxcvtvecmode): Likewise.
6842 (avxpermvecmode): Likewise.
6843 (avxmodesuffixf2c): Likewise.
6844 (avxmodesuffixp): Likewise.
6845 (avxmodesuffixs): Likewise.
6846 (avxmodesuffix): Likewise.
6847 (vpermilbits): Likewise.
6848 (pinsrbits): Likewise.
6849 (mov<mode>): Likewise.
6850 (*mov<mode>_internal): Likewise.
6851 (push<mode>1): Likewise.
6852 (movmisalign<mode>): Likewise.
6853 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6854 (avx_movdqu<avxmodesuffix>): Likewise.
6855 (avx_lddqu<avxmodesuffix>): Likewise.
6856 (<plusminus_insn><mode>3): Likewise.
6857 (*avx_<plusminus_insn><mode>3): Likewise.
6858 (*avx_vm<plusminus_insn><mode>3): Likewise.
6859 (mul<mode>3): Likewise.
6860 (*avx_mul<mode>3): Likewise.
6861 (*avx_vmmul<mode>3): Likewise.
6862 (divv8sf3): Likewise.
6863 (divv4df3): Likewise.
6864 (avx_div<mode>3): Likewise.
6865 (*avx_div<mode>3): Likewise.
6866 (*avx_vmdiv<mode>3): Likewise.
6867 (avx_rcpv8sf2): Likewise.
6868 (*avx_vmrcpv4sf2): Likewise.
6869 (sqrtv8sf2): Likewise.
6870 (avx_sqrtv8sf2): Likewise.
6871 (*avx_vmsqrt<mode>2): Likewise.
6872 (rsqrtv8sf2): Likewise.
6873 (avx_rsqrtv8sf2): Likewise.
6874 (*avx_vmrsqrtv4sf2): Likewise.
6875 (<code><mode>3): Likewise.
6876 (*avx_<code><mode>3_finite): Likewise.
6877 (*avx_<code><mode>3): Likewise.
6878 (*avx_vm<code><mode>3): Likewise.
6879 (*avx_ieee_smin<mode>3): Likewise.
6880 (*avx_ieee_smax<mode>3): Likewise.
6881 (avx_addsubv8sf3): Likewise.
6882 (avx_addsubv4df3): Likewise.
6883 (*avx_addsubv4sf3): Likewise.
6884 (*avx_addsubv2df3): Likewise.
6885 (avx_h<plusminus_insn>v4df3): Likewise.
6886 (avx_h<plusminus_insn>v8sf3): Likewise.
6887 (*avx_h<plusminus_insn>v4sf3): Likewise.
6888 (*avx_h<plusminus_insn>v2df3): Likewise.
6889 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6890 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6891 (*avx_maskcmp<mode>3): Likewise.
6892 (avx_nand<mode>3): Likewise.
6893 (*avx_<code><mode>3): Likewise.
6894 (*avx_nand<mode>3): Likewise.
6895 (*avx_<code><mode>3): Likewise.
6896 (*avx_cvtsi2ss): Likewise.
6897 (*avx_cvtsi2ssq): Likewise.
6898 (*avx_cvtsi2sd): Likewise.
6899 (*avx_cvtsi2sdq): Likewise.
6900 (*avx_cvtsd2ss): Likewise.
6901 (avx_cvtss2sd): Likewise.
6902 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6903 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6904 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6905 (*avx_cvtsi2sd): Likewise.
6906 (*avx_cvtsi2sdq): Likewise.
6907 (avx_cvtdq2pd256): Likewise.
6908 (avx_cvtpd2dq256): Likewise.
6909 (avx_cvttpd2dq256): Likewise.
6910 (*avx_cvtsd2ss): Likewise.
6911 (*avx_cvtss2sd): Likewise.
6912 (avx_cvtpd2ps256): Likewise.
6913 (avx_cvtps2pd256): Likewise.
6914 (*avx_movhlps): Likewise.
6915 (*avx_movlhps): Likewise.
6916 (avx_unpckhps256): Likewise.
6917 (*avx_unpckhps): Likewise.
6918 (avx_unpcklps256): Likewise.
6919 (*avx_unpcklps): Likewise.
6920 (avx_movshdup256): Likewise.
6921 (avx_movsldup256): Likewise.
6922 (avx_shufps256): Likewise.
6923 (avx_shufps256_1): Likewise.
6924 (*avx_shufps_<mode>): Likewise.
6925 (*avx_loadhps): Likewise.
6926 (*avx_storelps): Likewise.
6927 (*avx_loadlps): Likewise.
6928 (*avx_movss): Likewise.
6929 (*vec_dupv4sf_avx): Likewise.
6930 (*vec_concatv2sf_avx): Likewise.
6931 (*vec_concatv4sf_avx): Likewise.
6932 (*vec_setv4sf_0_avx): Likewise.
6933 (*vec_setv4sf_avx): Likewise.
6934 (*avx_insertps): Likewise.
6935 (avx_vextractf128<mode>): Likewise.
6936 (vec_extract_lo_<mode>): Likewise.
6937 (vec_extract_hi_<mode>): Likewise.
6938 (vec_extract_lo_<mode>): Likewise.
6939 (vec_extract_hi_<mode>): Likewise.
6940 (vec_extract_lo_v16hi): Likewise.
6941 (vec_extract_hi_v16hi): Likewise.
6942 (vec_extract_lo_v32qi): Likewise.
6943 (vec_extract_hi_v32qi): Likewise.
6944 (avx_unpckhpd256): Likewise.
6945 (*avx_unpckhpd): Likewise.
6946 (avx_movddup256): Likewise.
6947 (*avx_movddup): Likewise.
6948 (avx_unpcklpd256): Likewise.
6949 (*avx_unpcklpd): Likewise.
6950 (avx_shufpd256): Likewise.
6951 (avx_shufpd256_1): Likewise.
6952 (*avx_punpckhqdq): Likewise.
6953 (*avx_punpcklqdq): Likewise.
6954 (*avx_shufpd_<mode>): Likewise.
6955 (*avx_storehpd): Likewise.
6956 (*avx_loadhpd): Likewise.
6957 (*avx_loadlpd): Likewise.
6958 (*avx_movsd): Likewise.
6959 (*vec_concatv2df_avx): Likewise.
6960 (*avx_<plusminus_insn><mode>3): Likewise.
6961 (*avx_<plusminus_insn><mode>3): Likewise.
6962 (*avx_mulv8hi3): Likewise.
6963 (*avxv8hi3_highpart): Likewise.
6964 (*avx_umulv8hi3_highpart): Likewise.
6965 (*avx_umulv2siv2di3): Likewise.
6966 (*avx_mulv2siv2di3): Likewise.
6967 (*avx_pmaddwd): Likewise.
6968 (*avx_mulv4si3): Likewise.
6969 (*avx_ashr<mode>3): Likewise.
6970 (*avx_lshr<mode>3): Likewise.
6971 (*avx_ashl<mode>3): Likewise.
6972 (*avx_<code><mode>3): Likewise.
6973 (*avx_eq<mode>3): Likewise.
6974 (*avx_gt<mode>3): Likewise.
6975 (*avx_nand<mode>3): Likewise.
6976 (*avx_nand<mode>3): Likewise.
6977 (*avx_<code><mode>3): Likewise.
6978 (*avx_<code><mode>3): Likewise.
6979 (*avx_packsswb): Likewise.
6980 (*avx_packssdw): Likewise.
6981 (*avx_packuswb): Likewise.
6982 (*avx_punpckhbw): Likewise.
6983 (*avx_punpcklbw): Likewise.
6984 (*avx_punpckhwd): Likewise.
6985 (*avx_punpcklwd): Likewise.
6986 (*avx_punpckhdq): Likewise.
6987 (*avx_punpckldq): Likewise.
6988 (*avx_pinsr<avxmodesuffixs>): Likewise.
6989 (*avx_pinsrq): Likewise.
6990 (*avx_loadld): Likewise.
6991 (*vec_extractv2di_1_rex64_avx): Likewise.
6992 (*vec_extractv2di_1_avx): Likewise.
6993 (*vec_dupv2di_avx): Likewise.
6994 (*vec_concatv2si_avx): Likewise.
6995 (*vec_concatv4si_1_avx): Likewise.
6996 (*vec_concatv2di_avx): Likewise.
6997 (*vec_concatv2di_rex64_avx): Likewise.
6998 (*avx_uavgv16qi3): Likewise.
6999 (*avx_uavgv8hi3): Likewise.
7000 (*avx_psadbw): Likewise.
7001 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7002 (*avx_phaddwv8hi3): Likewise.
7003 (*avx_phadddv4si3): Likewise.
7004 (*avx_phaddswv8hi3): Likewise.
7005 (*avx_phsubwv8hi3): Likewise.
7006 (*avx_phsubdv4si3): Likewise.
7007 (*avx_phsubswv8hi3): Likewise.
7008 (*avx_pmaddubsw128): Likewise.
7009 (*avx_pmulhrswv8hi3): Likewise.
7010 (*avx_pshufbv16qi3): Likewise.
7011 (*avx_psign<mode>3): Likewise.
7012 (*avx_palignrti): Likewise.
7013 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7014 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7015 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7016 (*avx_mpsadbw): Likewise.
7017 (*avx_packusdw): Likewise.
7018 (*avx_pblendvb): Likewise.
7019 (*avx_pblendw): Likewise.
7020 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7021 (avx_ptest256): Likewise.
7022 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7023 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7024 (*avx_aesenc): Likewise.
7025 (*avx_aesenclast): Likewise.
7026 (*avx_aesdec): Likewise.
7027 (*avx_aesdeclast): Likewise.
7028 (avx_vzeroupper): Likewise.
7029 (avx_vzeroupper_rex64): Likewise.
7030 (avx_vpermil<mode>): Likewise.
7031 (avx_vpermilvar<mode>3): Likewise.
7032 (avx_vpermil2<mode>3): Likewise.
7033 (avx_vperm2f128<mode>3): Likewise.
7034 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7035 (avx_vbroadcastss256): Likewise.
7036 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7037 (avx_vinsertf128<mode>): Likewise.
7038 (vec_set_lo_<mode>): Likewise.
7039 (vec_set_hi_<mode>): Likewise.
7040 (vec_set_lo_<mode>): Likewise.
7041 (vec_set_hi_<mode>): Likewise.
7042 (vec_set_lo_v16hi): Likewise.
7043 (vec_set_hi_v16hi): Likewise.
7044 (vec_set_lo_v32qi): Likewise.
7045 (vec_set_hi_v32qi): Likewise.
7046 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7047 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7048 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7049 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7050 (vec_init<mode>): Likewise.
7051 (*vec_concat<mode>_avx): Likewise.
7052 (blendbits): Support V8SF and V4DF.
7053 (sse2_movq128): Support AVX.
7054 (<sse>_movnt<mode>): Likewise.
7055 (sse2_movntv2di): Likewise.
7056 (sse_rcpv4sf2): Likewise.
7057 (sse_sqrtv4sf2): Likewise.
7058 (sse_rsqrtv4sf2): Likewise.
7059 (<sse>_comi): Likewise.
7060 (<sse>_ucomi): Likewise.
7061 (sse_cvtss2si): Likewise.
7062 (sse_cvtss2si_2): Likewise.
7063 (sse_cvtss2siq): Likewise.
7064 (sse_cvtss2siq_2): Likewise.
7065 (sse_cvttss2si): Likewise.
7066 (sse_cvttss2siq): Likewise.
7067 (sse2_cvtsd2si): Likewise.
7068 (sse2_cvtsd2si_2): Likewise.
7069 (sse2_cvtsd2siq): Likewise.
7070 (sse2_cvtsd2siq_2): Likewise.
7071 (sse2_cvttsd2si): Likewise.
7072 (sse2_cvttsd2siq): Likewise.
7073 (sse2_cvtdq2pd): Likewise.
7074 (*sse2_cvtpd2dq): Likewise.
7075 (*sse2_cvttpd2dq): Likewise.
7076 (*sse2_cvtpd2ps): Likewise.
7077 (sse2_cvtps2pd): Likewise.
7078 (sse3_movshdup): Likewise.
7079 (sse3_movsldup): Likewise.
7080 (sse_storehps): Likewise.
7081 (*sse4_1_extractps): Likewise.
7082 (sse2_storelpd): Likewise.
7083 (vec_dupv2df_sse3): Likewise.
7084 (*vec_concatv2df_sse3): Likewise.
7085 (*sse4_1_pextrb): Likewise.
7086 (*sse4_1_pextrb_memory): Likewise.
7087 (*sse2_pextrw): Likewise.
7088 (*sse4_1_pextrw_memory): Likewise.
7089 (*sse4_1_pextrd): Likewise.
7090 (*sse4_1_pextrq): Likewise.
7091 (sse2_pshufd_1): Likewise.
7092 (sse2_pshuflw_1): Likewise.
7093 (sse2_pshufhw_1): Likewise.
7094 (*sse2_storeq_rex64): Likewise.
7095 (*vec_dupv4si): Likewise.
7096 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7097 (sse2_pmovmskb): Likewise.
7098 (*sse2_maskmovdqu): Likewise.
7099 (*sse2_maskmovdqu_rex64): Likewise.
7100 (sse_ldmxcsr): Likewise.
7101 (sse_stmxcsr): Likewise.
7102 (abs<mode>2): Likewise.
7103 (sse4_1_movntdqa): Likewise.
7104 (sse4_1_phminposuw): Likewise.
7105 (sse4_1_extendv8qiv8hi2): Likewise.
7106 (*sse4_1_extendv8qiv8hi2): Likewise.
7107 (sse4_1_extendv4qiv4si2): Likewise.
7108 (*sse4_1_extendv4qiv4si2): Likewise.
7109 (sse4_1_extendv2qiv2di2): Likewise.
7110 (*sse4_1_extendv2qiv2di2): Likewise.
7111 (sse4_1_extendv4hiv4si2): Likewise.
7112 (*sse4_1_extendv4hiv4si2): Likewise.
7113 (sse4_1_extendv2hiv2di2): Likewise.
7114 (*sse4_1_extendv2hiv2di2): Likewise.
7115 (sse4_1_extendv2siv2di2): Likewise.
7116 (*sse4_1_extendv2siv2di2): Likewise.
7117 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7118 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7119 (sse4_1_zero_extendv4qiv4si2): Likewise.
7120 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7121 (sse4_1_zero_extendv2qiv2di2): Likewise.
7122 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7123 (sse4_1_zero_extendv4hiv4si2): Likewise.
7124 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7125 (sse4_1_zero_extendv2hiv2di2): Likewise.
7126 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7127 (sse4_1_zero_extendv2siv2di2): Likewise.
7128 (*sse4_1_zero_extendv2siv2di2): Likewise.
7129 (sse4_1_ptest): Likewise.
7130 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7131 (sse4_2_pcmpestri): Likewise.
7132 (sse4_2_pcmpestrm): Likewise.
7133 (sse4_2_pcmpistri): Likewise.
7134 (sse4_2_pcmpistrm): Likewise.
7136 (aeskeygenassist): Likewise.
7138 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7140 * config/i386/predicates.md (vzeroall_operation): New.
7142 * config/i386/sse.md (avx_vzeroall): New.
7143 (*avx_vzeroall): Likewise.
7145 2008-08-28 Paul Brook <paul@codesourcery.com>
7146 Mark Shinwell <shinwell@codesourcery.com>
7147 Richard Earnshaw <richard.earnshaw@arm.com>
7149 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7150 (TARGET_MIN_ANCHOR_OFFSET): New.
7151 (arm_override_options): Set correct anchor ranges for Thumb-1
7152 and Thumb-2 if required.
7153 (legitimize_pic_address): Handle case involving a TLS symbol
7154 reference with an addend.
7155 (arm_optimization_options): Enable section anchors at -O1 and
7157 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7158 * config/arm/arm-protos.h (arm_optimization_options): New.
7160 2008-08-28 Nick Clifton <nickc@redhat.com>
7162 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7163 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7166 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7167 * config/v850/v850.md (return): Remove frame size restriction.
7169 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7171 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7173 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7175 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7177 2008-08-28 Paul Brook <paul@codesourcery.com>
7179 * config/arm/vfp11.md: Update license notice.
7180 * config/arm/cortex-r4.md: Ditto.
7182 2008-08-28 Richard Guenther <rguenther@suse.de>
7184 PR tree-optimization/37207
7185 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7188 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7191 * tree.c (int_fits_type_p): Don't forget unsigned integers
7192 of type sizetype which higher end word equals -1.
7194 2008-08-28 Ira Rosen <irar@il.ibm.com>
7196 * target.h (struct vectorize): Add new target builtin.
7197 * tree-vectorizer.c (destroy_loop_vec_info): Call
7198 vect_free_slp_instance instead of vect_free_slp_node.
7199 * tree-vectorizer.h (enum slp_load_perm_type): New.
7200 (struct _slp_instance): Add new fields.
7201 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7202 (SLP_INSTANCE_LOADS): New.
7203 (vect_free_slp_tree): Remove.
7204 (vect_free_slp_instance): Declare.
7205 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7206 (vectorizable_load): Add argument.
7207 (vect_transform_slp_perm_load): New.
7208 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7210 (vect_get_place_in_interleaving_chain): New function.
7211 (vect_free_slp_tree): Make static.
7212 (vect_free_slp_instance): New function.
7213 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7214 collect the load location in the interleaving chain.
7215 (vect_supported_slp_permutation_p): New function.
7216 (vect_supported_load_permutation_p): Likewise.
7217 (vect_analyze_slp_instance): In case of loads permutation, call
7218 vect_supported_load_permutation_p to check that the permutation is
7220 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7221 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7222 (vect_create_mask_and_perm): New function.
7223 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7224 (vectorizable_load): Add an argument. Don't keep the created vectors
7225 statements in the node if permutation is required. Call
7226 vect_transform_slp_perm_load to generate the permutation.
7227 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7228 additional argument.
7229 (vect_schedule_slp_instance): In case of loads permutation, allocate
7230 vectorized statements structure for all the related SLP nodes. Call
7231 vect_transform_stmt with addditional argument.
7232 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7233 * config/spu/spu.c (spu_builtin_vec_perm): New.
7234 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7235 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7236 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7237 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7239 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7241 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7242 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7243 __gthread_cond_signal, __gthread_cond_timedwait,
7244 __gthread_cond_timedwait_recursive): New functions.
7245 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7247 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7250 2008-08-28 Richard Guenther <rguenther@suse.de>
7253 * fold-const.c (maybe_canonicalize_comparison_1): Require
7254 undefined overflow only for canonicalizing A +- CST cmp CST.
7255 Make sure to not generate new constants that are not inside
7256 their TYPE_MIN/MAX_VALUE range.
7257 (maybe_canonicalize_comparison): Remove undefined overflow
7259 (fold_binary): Remove now duplicate folding.
7261 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7263 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7264 use not updated in the last change.
7266 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7268 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7269 (IRA_COVER_CLASSES): Add FPUL_REGS.
7271 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7274 * c-common.c (conversion_warning): Check for null operands.
7276 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7279 * c-decl.c (check_for_loop_decls): Improve error message. Give
7282 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7285 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7286 (convert_for_assignment): Pass corrent OPT_W* parameter to
7287 WARN_FOR_ASSIGNMENT.
7289 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7292 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7294 2008-08-27 Paul Brook <paul@codesourcery.com>
7296 * config.gcc: Loosen checks for arm uclinux eabi targets.
7298 2008-08-27 Paul Brook <paul@codesourcery.com>
7300 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7302 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7304 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7306 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7307 the enumerators of an ENUMERAL_TYPE.
7308 * dbxout.c (dbxout_type): Ditto.
7310 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7313 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7314 (fwprop_addr): Check that the loop_father is not the outer loop.
7316 2008-08-26 Paul Brook <paul@codesourcery.com>
7318 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7319 Remove documentation entry for fmul type.
7320 Use fmuls to annotate single-precision multiplication patterns,
7321 fmuld to annotate double-precision multiplication patterns,
7322 fmacs to annotate single-precision multiply-accumulate patterns
7323 and fmacd to annotate double-precision multiply-accumulate patterns.
7324 * config/arm/vfp11.md: Update reservations accordingly.
7325 * config/arm/arm.md: Note that certain values of the "type"
7326 attribute are documented in vfp.md.
7327 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7328 (v10_cvt): Use new fmul types.
7330 2008-08-26 Paul Brook <paul@codesourcery.com>
7332 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7333 * config/arm/vfp11.md: ...here. New.
7334 * config/arm/arm.md: Include vfp11.md.
7336 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7338 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7339 parameter to inform call.
7341 2008-08-26 Jeff Law <law@redhat.com>
7343 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7344 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7345 preferred class when copying a constant into a partial word register.
7347 2008-08-26 Ben Elliston <bje@au.ibm.com>
7349 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7350 * cp/typeck.c: Likewise.
7351 * cp/tree.c: Likewise.
7352 * gimple-low.c: Likewise.
7355 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7357 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7358 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7360 * doc/passes.texi: Describe IRA.
7362 * doc/tm.texi (IRA_COVER_CLASSES,
7363 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7365 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7366 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7367 -fira-propagate-cost, -fno-ira-share-save-slots,
7368 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7370 * flags.h (ira_algorithm): New enumeration.
7371 (flag_ira_algorithm, flag_ira_verbose): New external variable
7374 * postreload.c (gate_handle_postreload): Don't do post reload
7375 optimizations unless the reload is completed.
7377 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7380 * tree-pass.h (pass_ira): New external variable declaration.
7382 * reload.h: Add 2008 to the Copyright.
7384 * cfgloopanal.c: Include params.h.
7385 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7388 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7390 * toplev.c (ira.h): New include.
7391 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7392 (backend_init_target): Call ira_init.
7393 (backend_init): Call ira_init_once.
7394 (finalize): Call finish_ira_once.
7396 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7397 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7400 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7401 may_move_out_cost): New external variable declarations.
7402 (move_table): New typedef.
7404 * caller-save.c: Include headers output.h and ira.h.
7405 (no_caller_save_reg_set): New global variable.
7406 (save_slots_num, save_slots): New variables.
7407 (reg_save_code, reg_restore_code, add_stored_regs): Add
7409 (init_caller_save): Set up no_caller_save_reg_set.
7410 (init_save_areas): Reset save_slots_num.
7411 (saved_hard_reg): New structure.
7412 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7413 (initiate_saved_hard_regs, new_saved_hard_reg,
7414 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7416 (setup_save_areas): Add code for sharing stack slots.
7417 (all_blocks): New variable.
7418 (save_call_clobbered_regs): Process pseudo-register too.
7419 (mark_set_regs): Process pseudo-register too.
7420 (insert_one_insn): Put the insn after bb note in a empty basic
7421 block. Add insn check.
7423 * global.c (eliminable_regset): Make it external.
7424 (mark_elimination): Use DF_LR_IN for IRA.
7425 (pseudo_for_reload_consideration_p): New.
7426 (build_insn_chain): Make it external. Don't ignore spilled
7427 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7428 (gate_handle_global_alloc): New function.
7429 (pass_global_alloc): Add the gate function.
7431 * opts.c (decode_options): Set up flag_ira. Print the warning for
7433 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7435 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7437 * regmove.c (regmove_optimize): Don't do replacement of output for
7440 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7441 New external variable declarations.
7443 * local-alloc.c (update_equiv_regs): Make it external. Return
7444 true if jump label rebuilding should be done. Rescan new_insn for
7446 (gate_handle_local_alloc): New function.
7447 (pass_local_alloc): Add the gate function.
7449 * alias.c (value_addr_p, stack_addr_p): New functions.
7450 (nonoverlapping_memrefs_p): Use them for IRA.
7452 * common.opt (fira, fira-algorithm, fira-coalesce,
7453 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7454 fira-verbose): New options.
7456 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7457 move_cost, may_move_in_cost, may_move_out_cost): Make the
7459 (move_table): Remove typedef.
7460 (init_move_cost): Make it external.
7461 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7464 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7465 setup_reg_classes): New function prototypes.
7466 (eliminable_regset): New external variable declaration.
7467 (build_insn_chain, update_equiv_regs): New function prototypes.
7469 * Makefile.in (IRA_INT_H): New definition.
7470 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7471 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7472 (reload1.o, toplev.o): Add dependence on ira.h.
7473 (cfgloopanal.o): Add PARAMS_H.
7474 (caller-save.o): Add dependence on output.h and ira.h.
7475 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7476 ira-emit.o, ira-lives.o): New entries.
7478 * passes.c (pass_ira): New pass.
7480 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7482 * reload1.c (ira.h): Include the header.
7483 (changed_allocation_pseudos): New bitmap.
7484 (init_reload): Initiate the bitmap.
7485 (compute_use_by_pseudos): Permits spilled registers in FROM.
7486 (temp_pseudo_reg_arr): New variable.
7487 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7488 IRA. Call alter_reg with the additional parameter. Don't clear
7489 spilled_pseudos for IRA. Restore original insn chain for IRA.
7490 Clear changed_allocation_pseudos at the end of reload.
7491 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7492 (hard_regno_to_pseudo_regno): New variable.
7493 (count_pseudo): Check spilled pseudos. Set up
7494 hard_regno_to_pseudo_regno.
7495 (count_spilled_pseudo): Check spilled pseudos. Update
7496 hard_regno_to_pseudo_regno.
7497 (find_reg): Use better_spill_reload_regno_p. Check
7498 hard_regno_to_pseudo_regno.
7499 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7501 (eliminate_regs_1): Use additional parameter for alter_reg.
7502 (finish_spills): Set up pseudo_previous_regs only for spilled
7503 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7504 more arguments. Don't clear live_throughout and dead_or_set for
7505 spilled pseudos. Use additional parameter for alter_reg. Call
7506 mark_allocation_change. Set up changed_allocation_pseudos.
7507 Remove sanity check.
7508 (emit_input_reload_insns, delete_output_reload): Use additional
7509 parameter for alter_reg. Call mark_allocation_change.
7510 (substitute, gen_reload_chain_without_interm_reg_p): New
7512 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7514 * testsuite/gcc.dg/20080410-1.c: New file.
7516 * config/s390/s390.h (IRA_COVER_CLASSES,
7517 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7519 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7521 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7523 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7525 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7527 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7529 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7531 2008-08-24 Jeff Law <law@redhat.com>
7532 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7533 when ignoring unavailable registers.
7535 2008-08-24 Jeff Law <law@redhat.com>
7536 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7537 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7538 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7539 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7541 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7542 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7544 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7545 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7546 * reload1.c (find_reg): Process registers in register allocation order.
7548 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7549 * toplev.c (backend_init_target): Move ira_init call from
7551 (lang_dependent_init_target): ...to here.
7553 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7554 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7555 calculate memory move costs for NO_REGS.
7557 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7558 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7559 STACK_REGS is defined.
7561 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7562 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7564 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7565 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7567 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7568 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7569 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7572 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7573 Dorit Nuzman <dorit@il.ibm.com>
7575 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7576 vec_extract_evenv4sf, vec_extract_evenv8hi,
7577 vec_extract_evenv16qi, vec_extract_oddv4si,
7578 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7579 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7580 vec_interleave_highv4si, vec_interleave_lowv4si,
7581 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7582 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7583 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7585 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7588 * config/rs6000/rs6000.c (optimization_options): Don't default to
7589 section anchors without toplevel reorder.
7591 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7593 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7594 (mfc_end_critical_section): Likewise.
7596 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7598 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7599 all type qualifiers from element type to vector type.
7601 2008-08-25 David Daney <ddaney@avtrex.com>
7603 * config/mips/mips.md (immediate_insn): Move up in file, fix
7604 comment typo, reformat.
7605 (fetchop_bit, atomic_hiqi_op memory_barrier,
7606 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7607 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7608 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7609 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7610 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7611 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7612 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7613 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7614 sync_old_nand<mode>, sync_new_nand<mode>,
7615 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7616 test_and_set_12): Moved to sync.md.
7618 * config/mips/sync.md: New file.
7620 2008-08-25 Richard Henderson <rth@redhat.com>
7622 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7623 (regsave): Likewise.
7624 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7625 (output_cfi_directive): Likewise.
7626 (div_data_align): New.
7627 (output_cfi): Use it.
7629 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7631 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7632 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7633 (TARGET_OCTEON): New macro.
7634 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7635 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7636 (ISA_HAS_POP): New macro.
7637 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7639 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7641 * config/mips/mips.md (cpu): Add octeon.
7642 (type): Add pop attribute value.
7643 (popcount<mode>2): New pattern.
7644 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7646 2008-08-24 Jan Hubicka <jh@suse.cz>
7648 * doc/invoke.texi (-fipa-cp-clone): New option.
7649 (-fipa-cp): Update docs.
7650 (--param ipcp-unit-growth):New.
7651 * ipa-cp.c: Include fibheap.h, params.h
7652 (ipcp_initialize_node_lattices): When not cloning, all externally
7653 visible functions are bottom.
7654 (ipcp_need_redirect_p): Accept clones.
7655 (ipcp_insert_stage): Use cost driven heuristics.
7656 (max_count, dead_nodes): New static vars.
7657 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7658 ipcp_const_param_count): New functions.
7659 * common.opt (ipa-cp-clone): New command line option.
7660 * params.def (ipcp-unit-growth): New.
7662 2008-08-24 Jan Hubicka <jh@suse.cz>
7664 * tree-inline.c (tree_function_versioning): Look harder
7665 for referenced vars.
7667 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7669 PR tree-optimization/37185
7670 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7672 2008-08-23 Jan Hubicka <jh@suse.cz>
7674 * ipa-cp.c (ipcp_analyze_node): New function.
7675 (ipcp_update_cloned_node): Use it.
7676 (ipcp_init_stage): Likewise.
7677 * ipa-inline.c (function_insertion_hook_holder): New static var.
7678 (analyze_function): Break out from ....
7679 (inline_generate_summary): Here; register insertion hook.
7680 (cgraph_decide_inlining): Remove hook.
7681 (add_new_function): New function.
7683 2008-08-23 Jan Hubicka <jh@suse.cz>
7685 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7687 2008-08-23 Jan Hubicka <jh@suse.cz>
7689 * ipa-cp.c (constant_val_insert): Remove.
7690 (ipcp_propagate_one_const): Remove.
7691 (ipcp_create_replace_map): Always insert replacements to the map.
7692 (ipcp_insert_stage): Do not try to insert statements by hand.
7693 * tree-inline.c (insert_init_stmt): Break out from ...
7694 (setup_one_parameter): ... here; allow NULL BB pointer.
7695 (tree_function_versioning): Use setup_one_parameter to process
7698 2008-08-23 Jan Hubicka <jh@suse.cz>
7700 * tree.c (decl_address_ip_invariant_p): New function.
7701 * tree.h (decl_address_ip_invariant_p): Declare.
7702 * gimple.c (strip_invariant_refs): Break out from ...
7703 (is_gimple_invariant_address): ... here
7704 (is_gimple_ip_invariant_address): New function.
7705 (is_gimple_ip_invariant): New function.
7706 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7709 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7710 (ipcp_lat_is_insertable): All constants are insertable.
7711 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7712 IPA_CONST_VALUE_REF.
7713 (ipcp_initialize_node_lattices): Propagate all types of operands.
7714 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7715 (ipcp_create_replace_map): Reformat.
7716 (ipcp_need_redirect_p): Simplify.
7717 (ipcp_insert_stage): Check that argument is used before clonning.
7718 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7720 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7721 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7722 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7723 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7724 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7725 * tree-inline.c (tree_function_versioning): Add variables referenced
7728 2008-08-23 Jan Hubicka <jh@suse.cz>
7731 * i386.c (standard_80387_constant_p): Use optimize_size.
7733 2008-08-23 Ira Rosen <irar@il.ibm.com>
7735 PR tree-optimization/37161
7736 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7737 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7738 (vect_determine_vectorization_factor): Move the scalar type
7739 retrieval to vect_get_smallest_scalar_type.
7740 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7741 scalar type. Remove redundant computation.
7742 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7743 (vect_get_slp_defs): Take the type of RHS into account if
7744 necessary by calling vect_get_smallest_scalar_type. Call
7745 vect_get_constant_vectors with additional argument.
7747 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7750 * doc/invoke.texi (Wwrite-strings): Clarify description.
7752 2008-08-23 Ira Rosen <irar@il.ibm.com>
7754 PR tree-optimization/37174
7755 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7756 def stmt is a part of the loop before accessing its stmt_vec_info.
7758 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7761 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7762 (*swap): New insn pattern.
7763 (*ashlqi3): Rename from ashlqi3 insn pattern.
7764 (ashlqi3): New expanders.
7765 (*lshrqi3): Rename from lshrqi3 insn pattern.
7766 (lshrqi3): New expanders.
7767 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7768 lshrqi3_const5, lshrqi3_const6): New splitters.
7769 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7770 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7773 2008-08-22 Richard Guenther <rguenther@suse.de>
7775 PR tree-optimization/37078
7776 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7777 [+INF, +INF] ranges.
7779 2008-08-22 Richard Guenther <rguenther@suse.de>
7781 PR tree-optimization/37143
7782 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7783 a conversion statement instead of a copy.
7785 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7788 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7789 CCCmode, CCOmode and CCSmode destination modes.
7792 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7793 from different units in a single alternative.
7794 (*vec_extractv2sf_1): Ditto.
7795 (*vec_extractv2si_0): Ditto.
7796 (*vec_extractv2si_1): Ditto.
7797 * config/i386/sse.md (sse2_storehpd): Ditto.
7798 (sse2_storelpd): Ditto.
7799 (sse2_loadhpd): Ditto.
7800 (sse2_loadlpd): Ditto.
7803 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7804 (popcountsi2): Ditto.
7805 (clzdi2_abm): Ditto.
7806 (popcountdi2): Ditto.
7807 (clzhi2_abm): Ditto.
7808 (popcounthi2): Ditto.
7810 2008-08-22 Richard Guenther <rguenther@suse.de>
7814 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7815 if the multiplication does not overflow.
7817 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7819 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7821 2008-08-21 Richard Henderson <rth@redhat.com>
7823 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7824 spurrious comma from test.
7825 * configure: Rebuild.
7827 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7830 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7833 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7835 * c-tree.h (grokfield): New argument.
7836 * c-decl.c (grokfield): Handle new location argument.
7837 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7839 2008-08-21 Richard Guenther <rguenther@suse.de>
7841 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7843 2008-08-21 Jan Hubicka <jh@suse.cz>
7845 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7846 (cgraph_add_function_insertion_hook,
7847 cgraph_remove_function_insertion_hook,
7848 cgraph_call_function_insertion_hooks): New functions.
7849 * cgraph.h (cgraph_add_function_insertion_hook,
7850 cgraph_remove_function_insertion_hook,
7851 cgraph_call_function_insertion_hooks): Declare.
7852 * ipa-reference.c (function_insertion_hook_holder): New variable.
7853 (check_operand, look_for_address_of): When checking late, do not care
7854 about module bitmaps.
7855 (add_new_function): New function.
7856 (generate_summary): Register hooks; zero module bitmaps.
7857 (propagate): Unregister hooks.
7858 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7859 (add_new_function): New function.
7860 (generate_summary): Register hook.
7861 (propagate): Remove hook.
7863 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7865 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7866 * ipa-cp.c (ipcp_update_cloned_node): New function.
7867 (build_const_val): Handle functions correctly; bring type logic
7868 into sync with tree-inline.c
7869 (ipcp_init_stage): Take care of computing stuff needed by
7870 indirect inlining; update clones.
7871 (ipcp_generate_summary): Break out of ipcp_driver.
7872 (ipcp_driver): Do only execution and transformation.
7873 (pass_ipa_cp): Make IPA_PASS.
7874 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7876 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7877 ipcp, some info is already available.
7878 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7879 * tree-inline.c (remap_ssa_name): Unshare expression.
7881 2008-08-21 Richard Guenther <rguenther@suse.de>
7883 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7884 a PHI ask VN if it is already available.
7885 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7886 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7888 2008-08-21 Richard Guenther <rguenther@suse.de>
7891 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7892 makes sure to produce a result of the correct type.
7894 2008-08-21 Jan Hubicka <jh@suse.cz>
7895 Backport from LTO branch:
7897 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7898 Jan Hubicka <jh@suse.cz>
7901 (init_state, finish_state, set_function_state, generate_summary):
7903 (scan_stmt): Renamed from scan_function. Changed to keep state in
7904 local static vars rather than cgraph aux field.
7905 (propagate): Renamed from static_execute. Changed to keep state in
7906 local static vars rather than cgraph aux field.
7907 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7908 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7910 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7912 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7913 * ipa-reference.c (init_function_info, generate_summary,
7914 propagate): New functions.
7915 (analyze_function): Call init_function_info.
7916 (static_execute): Stripped into generate_summary and propagate.
7917 (pass_ipa_reference): Made into ipa_opt_pass.
7919 2008-08-21 Richard Guenther <rguenther@suse.de>
7921 PR tree-optimization/37181
7922 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7924 (extract_range_from_unary_expr): Likewise.
7926 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7928 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7930 * toplev.h (pedwarn_at): Likewise.
7931 * builtins.c: Update all calls to pedwarn.
7932 * c-lex.c: Likewise.
7933 * toplev.c: Likewise.
7934 * c-tree.h: Likewise.
7935 * c-decl.c: Likewise.
7936 * c-errors.c: Likewise.
7937 * c-typeck.c: Likewise.
7938 * c-common.c: Likewise.
7939 * c-parser.c: Likewise.
7941 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7944 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7945 with MODE_VECTOR_INT mode.
7947 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7950 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7951 initialized outside the current module.
7952 (warn_uninitialized_var): Ignore left-hand side when walking the
7953 trees. Ignore address expressions. Examine VUSE operands in gimple
7954 statements with a variable declaration on the right-hand side.
7956 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7959 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7961 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7964 * c-common.c (conversion_warning): Do not warn if applying bit-and
7965 operator to unsigned constant that fits in the target type.
7967 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7970 * c-common.c (conversion_warning): Do not warn for artificial
7973 2008-08-20 Richard Guenther <rguenther@suse.de>
7975 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7976 (extract_range_from_binary_expr): Fall back to constant propagation.
7977 (extract_range_from_unary_expr): Likewise.
7979 2008-08-20 Richard Guenther <rguenther@suse.de>
7981 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7982 with TREE_THIS_VOLATILE on shared nodes.
7983 (fold_stmt_r): Likewise.
7985 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7988 * c-parser.c (c_parser_attributes): For keywords use canonical
7989 spelling for attr_name.
7991 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7993 * value-prof.c (check_counter): Revert wrong call to error.
7995 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7997 * profile.c: Update calls to inform.
7998 * value-prof.c: Update calls to inform.
8000 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8002 * diagnostic.c (inform): Add an explicit location_t parameter.
8003 * toplev.h (inform): Update declaration.
8004 * builtins.c: Update all calls to inform.
8005 * c-common.c: Likewise.
8006 * c-decl.c: Likewise.
8007 * c-opts.c: Likewise.
8008 * c-pch.c: Likewise.
8009 * c-pragma.c: Likewise.
8010 * c-typeck.c: Likewise.
8011 * coverage.c: Likewise.
8013 * toplev.c: Likewise.
8014 * tree-cfg.c: Likewise.
8015 * tree-ssa.c: Likewise.
8017 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8020 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8021 V2DI mode, for SSE4.1, use movq instead of vector set if the
8022 second element is zero and inter-unit moves are OK.
8024 2008-08-20 Richard Guenther <rguenther@suse.de>
8026 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8027 properly handle conversion/copy chains after tuplification.
8029 2008-08-20 Richard Guenther <rguenther@suse.de>
8031 * passes.c (init_optimization_passes): Move the second
8032 forwprop pass before alias computation. Remove the second
8033 DCE pass. Remove the first dominator and phi copy/const
8036 2008-08-20 Nick Clifton <nickc@redhat.com>
8038 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8039 support of this feature. Do not assume that a sufficiently new
8040 assembler will support the feature regardless of the target type.
8041 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8042 * configure: Regenerate.
8044 2008-08-20 Richard Guenther <rguenther@suse.de>
8046 * tree-vrp.c (found_in_subgraph): Remove.
8047 (live): New global static.
8048 (live_on_edge): New function.
8049 (blocks_visited): Remove.
8050 (register_edge_assert_for_2): Use live_on_edge.
8051 (find_conditional_asserts): Remove code dealing with
8052 found_in_subgraph. Do not walk the CFG.
8053 (find_switch_asserts): Likewise.
8054 (find_assert_locations_1): Renamed from find_assert_locations.
8055 Move finding assert locations for conditional and switch
8056 statements first. Update live bitmap. Do not walk the CFG.
8057 (find_assert_locations): New function.
8058 (insert_range_assertions): Remove entry of CFG walk.
8059 Adjust call to find_assert_locations.
8060 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8061 that only can appear because of fake exit edges but assert we
8062 never try to insert on those.
8063 (fini_pre): Do not remove fake exit edges here...
8064 (execute_pre): ...but here, before committing edge inserts.
8066 2008-08-19 Richard Guenther <rguenther@suse.de>
8068 * passes.c (init_optimization_passes): Exchange store-ccp
8071 2008-08-19 Rafael Espíndola <espindola@google.com>
8073 * varasm.c (weak_decls): Move earlier in the file.
8074 (assemble_external): Add weak decls to the weak_decls list.
8075 (declare_weak): Don't add decls to the weak_decls list.
8077 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8080 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8081 before (sse2_shufpd_<mode>).
8083 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8086 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8087 * tree.c (block_nonartificial_location): Likewise.
8089 2008-08-19 Richard Guenther <rguenther@suse.de>
8091 PR tree-optimization/35972
8092 PR tree-optimization/23094
8093 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8095 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8096 handle MISALIGNED_INDIRECT_REF.
8097 (get_ref_from_reference_ops): New helper.
8098 (vn_reference_lookup_pieces): Walk the use-def chain using the
8099 alias-oracle if requested.
8100 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8101 walking the use-def chain.
8102 (compute_avail): But not here.
8103 (create_component_ref_by_pieces_1): Properly handle
8104 MISALIGNED_INDIRECT_REF.
8105 (do_regular_insertion): Handle fully redundant
8106 expressions after PHI-translation also for SSA_NAME values, not
8107 only constants. Correctly use edoubleprime for that.
8109 2008-08-19 Ira Rosen <irar@il.ibm.com>
8111 * tree-vectorizer.c (supportable_widening_operation): Support
8112 multi-step conversion, return the number of steps in such conversion
8113 and the required intermediate types.
8114 (supportable_narrowing_operation): Likewise.
8115 * tree-vectorizer.h (vect_pow2): New function.
8116 (supportable_widening_operation): Change argument types.
8117 (supportable_narrowing_operation): Likewise.
8118 (vectorizable_type_promotion): Add an argument.
8119 (vectorizable_type_demotion): Likewise.
8120 * tree-vect-analyze.c (vect_analyze_operations): Call
8121 vectorizable_type_promotion and vectorizable_type_demotion with
8122 additional argument.
8123 (vect_get_and_check_slp_defs): Detect patterns.
8124 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8126 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8127 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8128 factor according to the smallest type in the loop.
8129 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8130 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8131 supportable_widening_operation with correct arguments.
8132 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8133 operands lists according to the number of vector statements in left
8134 or right node, if exists.
8135 (vect_gen_widened_results_half): Remove unused argument.
8136 (vectorizable_conversion): Call supportable_widening_operation,
8137 supportable_narrowing_operation, and vect_gen_widened_results_half
8138 with correct arguments.
8139 (vectorizable_assignment): Change documentation, support multiple
8141 (vectorizable_operation): Likewise.
8142 (vect_get_loop_based_defs): New function.
8143 (vect_create_vectorized_demotion_stmts): Likewise.
8144 (vectorizable_type_demotion): Support loop-aware SLP and general
8145 multi-step conversion. Call vect_get_loop_based_defs and
8146 vect_create_vectorized_demotion_stmts for transformation.
8147 (vect_create_vectorized_promotion_stmts): New function.
8148 (vectorizable_type_promotion): Support loop-aware SLP and general
8149 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8151 (vectorizable_store): Change documentation, support multiple
8153 (vectorizable_load): Likewise.
8154 (vect_transform_stmt): Pass SLP_NODE to
8155 vectorizable_type_promotion and vectorizable_type_demotion.
8156 (vect_schedule_slp_instance): Move here the calculation of number
8157 of vectorized statements for each node from...
8158 (vect_schedule_slp): ... here.
8159 (vect_transform_loop): Call vect_schedule_slp without the last
8162 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8165 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8166 to == in assert statement.
8167 (vectorizable_reduction): Fix typo.
8169 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8172 * value-prof.c (check_counter): Dereference pointer to overall
8173 count when printing it.
8175 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8177 * profile.h: Really add it.
8179 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8181 * mcf.c: Really add it.
8183 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8184 Vinodha Ramasamy <vinodha@google.com>
8186 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8188 * value-prof.c (check_counter): Fix the counter if
8189 flag_profile_correction is true.
8190 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8191 tree_mod_subtract_transform):
8192 Follow check_counter parameter change.
8193 * common.opt (fprofile-correction): New option.
8195 * profile.h: Likewise.
8196 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8197 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8198 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8200 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8201 flag_profile_correction is set.
8203 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8205 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8207 2008-08-18 Tomas Bily <tbily@suse.cz>
8209 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8210 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8212 * tree-data-ref.c (split_constant_offset_1): Likewise.
8213 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8214 * tree-sra.c (sra_walk_expr): Likewise.
8215 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8216 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8217 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8218 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8220 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8221 * tree-vect-transform.c (vectorizable_type_demotion)
8222 (vectorizable_type_promotion): Likewise.
8223 * tree-inline.c (expand_call_inline):
8224 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8225 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8226 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8227 * expr.c (expand_expr_real_1): Likewise.
8228 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8229 (gimple_assign_unary_useless_conversion_p): Likewise.
8230 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8231 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8232 * fold-const.c (fold_unary): Likewise.
8233 * tree.h (CONVERT_EXPR_P): Likewise.
8234 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8235 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8237 (register_edge_assert_for_2, extract_range_from_unary_expr)
8238 (register_edge_assert_for_1): Likewise.
8240 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8242 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8243 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8244 (enum real_value_const): Delete.
8245 (get_real_const): Delete.
8246 * real.c (get_real_const): Delete.
8247 (dconst_e_ptr): Define.
8248 (dconst_third_ptr): Define.
8249 (dconst_sqrt2_ptr): Define.
8250 * builtins.c: Update all callers.
8252 2008-08-18 Richard Guenther <rguenther@suse.de>
8254 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8255 statement iterator after statement removal.
8257 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8259 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8260 (detect_processor_freebsd): Likewise.
8261 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8263 2008-08-18 Richard Guenther <rguenther@suse.de>
8265 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8266 and loads have the correct types.
8268 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8271 * c-opts.c (cpp_opts): Remove static.
8272 * c-parser.c (cpp_opts): Declare it extern.
8273 (disable_extension_diagnostics): Handle cpp options.
8274 (enable_extension_diagnostics): Likewise.
8276 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8278 * diagnostics.c (permerror_at): Rename as permerror.
8279 (permerror): Delete.
8280 * toplev.h: Likewise.
8282 2008-08-18 Richard Guenther <rguenther@suse.de>
8284 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8285 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8286 Move call_cdce before build_alias. Move copyrename2,
8287 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8288 right after final inlining.
8289 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8290 (pass_build_cfg): But instead via TODO_dump_func.
8292 2008-08-18 Richard Guenther <rguenther@suse.de>
8294 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8296 (scalarize_init): If we failed to generate some initializers
8297 do not generate zeros for not instantiated members. Instead
8298 rely on the copy out.
8299 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8300 about missing flow-sensitive alias info only if we have
8303 2008-08-17 Nick Clifton <nickc@redhat.com>
8305 * doc/extend.texi (Function Attributes): Fix typo in description
8306 if hot function attribute.
8308 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8309 Richard Sandiford <rdsandiford@googlemail.com>
8311 * doc/install.texi (--with-mips-plt): Document.
8312 * doc/invoke.texi (-mplt, -mno-plt): Document.
8313 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8314 and handle ${with_mips_plt}.
8315 * config/mips/mips.opt (mplt): New option.
8316 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8317 (TARGET_ABICALLS_PIC2): Likewise.
8318 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8319 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8320 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8321 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8322 to decide whether to output ".option picX" directives.
8323 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8324 Pass -call_nonpic rather than -KPIC for -mplt.
8325 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8326 on the command line. Also remove it when -mabi=64 is used without
8328 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8329 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8330 TARGET_ABICALLS_PIC0.
8331 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8333 (mips16_build_function_stub): Only output ".option pic" directives
8334 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8335 (mips16_build_call_stub): Fix comment and remove redundant
8336 ".set at"/"set .noat" directives.
8337 (mips_function_rodata_section): Use the default behaviour for
8338 TARGET_ABSOLUTE_ABICALLS.
8339 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8340 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8341 (mips_restore_gp): Do nothing if the current function doesn't use
8343 (mips_expand_prologue): Only save $gp if the current function uses it.
8344 Use a normal move for TARGET_ABICALLS_PIC0.
8345 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8347 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8349 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8350 of function when handling GLOBAL_POINTER_REGNUM.
8352 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8355 * common.opt (-fstack-check): Do not declare the variable here.
8356 (-fstack-check=): New option variant.
8357 * doc/invoke.texi (Code Gen Options): Document it.
8358 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8359 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8360 (STACK_CHECK_STATIC_BUILTIN): New macro.
8361 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8362 * opts.c: Include expr.h.
8363 (common_handle_option) <OPT_fold_stack_check_>: New case.
8364 <OPT_fstack_check>: Likewise.
8365 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8366 consistently in the test for variable-sized types. Adjust for
8367 new behaviour of flag_stack_check.
8368 * explow.c: Include except.h.
8369 (allocate_dynamic_stack_space): Do not take into account
8370 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8371 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8372 for variable-sized parameters. Treat all parameters whose size is
8373 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8374 stack checking is enabled.
8375 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8376 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8377 if generic stack checking is enabled.
8378 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8379 * reload1.c (reload): Likewise.
8380 * stmt.c (expand_decl): Assert that all automatic variables have
8381 fixed size at this point and remove dead code.
8382 * flags.h (stack_check_type): New enumeration type.
8383 (flag_stack_check): Declare.
8384 * toplev.c (flag_stack_check): New global variable.
8385 * Makefile.in (opts.o): Add dependency on EXPR_H.
8386 (explow.o): Add dependency on except.h.
8388 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8390 * config/avr/avr.c (avr_override_options): Reduce value of
8391 PARAM_INLINE_CALL_COST.
8393 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8395 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8396 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8397 lieu of TYPE_MODE (type) throughout.
8399 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8401 * config/arm/arm.c (add_minipool_backward_ref): Check for
8402 8-byte-aligned entries in second case of forcing insertion after a
8403 particular entry. Change third case to avoid inserting
8404 non-8-byte-aligned entries before 8-byte-aligned ones.
8406 2008-08-15 Richard Guenther <rguenther@suse.de>
8408 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8409 strip components for unknown size accesses.
8411 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8413 * config/s390/2097.md New file.
8414 * config/s390/s390.md ("z10prop" attribute): Define none,
8415 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8416 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8417 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8418 possible values and apply them to insns as appropriate.
8419 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8420 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8421 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8422 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8423 ("bfp" mode attribute): Removed. Every occurence replaced
8425 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8426 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8429 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8432 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8435 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8437 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8438 additional argument. Support reduction when duplication is needed due
8439 to data-types of different sizes in the loop.
8440 (get_initial_def_for_induction): Fix printout.
8441 (vect_get_vec_def_for_stmt_copy): Support case where the
8442 vec_stmt_for_operand is a phi node.
8443 (vectorizable_reduction): Support reduction when duplication is needed
8444 due to data-types of different sizes in the loop.
8445 (vectorizable_call): Remove restriction to not vectorize in case we
8446 have data-types of different sizes in the loop.
8447 (vectorizable_conversion): Likewise.
8448 (vectorizable_operation): Likewise.
8449 (vectorizable_type_demotion): Likewise.
8450 (vectorizable_type_promotion): Likewise.
8451 (vectorizable_induction): Add restriction to not vectorize in case
8452 we have data-types of different sizes in the loop.
8454 2008-08-14 Christophe Saout <christophe@saout.de>
8455 Uros Bizjak <ubizjak@gmail.com>
8458 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8459 (*vec_concatv2di_rex64_sse4_1): Ditto.
8460 (*vec_concatv2di_rex64_sse): Ditto.
8462 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8465 * fold-const.c (fold_widened_comparison): Do not allow
8466 sign changes that change the result even if shorter type
8467 is wider than arg1_unw's type.
8469 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8471 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8472 Skip if the multilib testing specifies -march that does not
8473 agree with the one specified in the testcase.
8475 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8477 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8478 zero extend SImode values being converted to TFmode before passing
8481 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8483 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8484 __PPU__ when targeting the Cell/B.E. PPU processor.
8486 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8488 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8489 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8490 Rematerialize the static chain, if any.
8491 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8494 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8496 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8497 (new_loc_descr): Likewise.
8498 (add_loc_descr): Likewise.
8499 (size_of_loc_descr): Likewise.
8500 (size_of_locs): Likewise.
8501 (output_loc_operands): Likewise.
8502 (output_loc_sequence): Likewise.
8503 (new_reg_loc_descr): New.
8504 (build_cfa_loc): Use it.
8505 (build_cfa_aligned_loc): Likewise.
8506 (one_reg_loc_descriptor): Likewise.
8507 (based_loc_descr): Likewise.
8509 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8512 * doc/invoke.texi (Wmain): Update.
8513 * c-decl.c (start_decl): warn_main is only 0 or 1.
8514 (start_function): Likewise. Fix formatting.
8515 (finish_function): Delete redundant warning.
8516 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8517 * c-opts (c_common_handle_option): -Wall only has effect if
8518 warn_main is uninitialized. OPT_Wmain is automatically
8519 handled. -pedantic also enables Wmain.
8520 (c_common_post_options): Handle all logic for Wmain here.
8521 * c-common.c (warn_main): Delete.
8522 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8523 * c-common.h (warn_main): Delete.
8525 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8528 * expr.c (emit_group_store): Allocate stack temp with the
8529 largest alignment when copying from register to stack.
8531 2008-08-13 Richard Guenther <rguenther@suse.de>
8533 * tree.h (maybe_fold_offset_to_address): Declare.
8534 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8535 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8536 Likewise for POINTER_PLUS_EXPR.
8537 (maybe_fold_offset_to_reference): Enable disabled code.
8538 (maybe_fold_offset_to_address): New function.
8539 (fold_stmt_r): Use it.
8540 (fold_gimple_assign): Likewise.
8541 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8542 (gimplify_expr): Likewise.
8544 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8546 * toplev.h (pedwarn_at): Fix declaration.
8548 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8550 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8551 LINK_SPEC): Use %R in -Y P argument.
8553 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8556 * diagnostic.c (pedwarn_at): New.
8557 * toplev.h (pedwarn_at): Declare.
8558 * c-tree.h (build_enumerator): Update declaration.
8559 * c-decl.c (finish_enum): Update comment.
8560 (build_enumerator): Take a location parameter. Give a pedwarn but do
8561 not perform any conversion.
8562 * c-parser.c (c_parser_enum_specifier): Set correct location for
8565 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8568 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8569 expressions except for conversions to signed:1 bitfields. Handle
8570 COND_EXPR with constant operands.
8572 2008-08-13 Richard Guenther <rguenther@suse.de>
8574 PR tree-optimization/15255
8575 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8576 (struct oecount_s): New struct and VEC types.
8578 (oecount_hash): New function.
8579 (oecount_eq): Likewise.
8580 (oecount_cmp): Likewise.
8581 (zero_one_operation): New function.
8582 (build_and_add_sum): Likewise.
8583 (undistribute_ops_list): Perform un-distribution of multiplication
8584 and division on the chain of summands.
8585 (should_break_up_subtract): Also break up subtracts for factors.
8586 (reassociate_bb): Delete dead visited statements.
8587 Call undistribute_ops_list. Re-sort and optimize if it did something.
8588 * passes.c (init_optimization_passes): Move DSE before
8590 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8593 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8595 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8597 * doc/invoke.texi: Revert unintended checkin.
8599 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8602 * gcc.c (include_spec_function): Tweak call to find_a_file.
8604 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8607 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8608 and TRUTH_ORIF_EXPR.
8609 * dojump.c (do_jump): Likewise.
8611 PR tree-optimization/37084
8612 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8613 if id->regimplify, don't assume stmt is a cast assignment.
8615 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8617 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8619 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8622 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8625 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8627 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8628 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8630 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8631 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8632 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8633 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8634 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8636 * doc/tm.texi (Storage Layout): Remove documentation for
8637 TARGET_FLOAT_FORMAT.
8639 * simplify-rtx.c (simplify_binary_operation_1): Replace
8640 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8642 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8644 * real.h (struct real_format): New member has_sign_dependent_rounding.
8645 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8646 spu_single_format, ieee_double_format, mips_double_format,
8647 motorola_double_format, ieee_extended_motorola_format,
8648 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8649 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8650 mips_extended_format, ieee_quad_format, mips_quad_format,
8651 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8652 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8654 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8655 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8656 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8657 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8658 (ROUND_TOWARDS_ZERO): Likewise.
8660 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8661 (FLOAT_MODE_FORMAT): New macro.
8662 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8663 (MODE_COMPOSITE_P): ... this new macro.
8664 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8665 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8666 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8668 * flags.h: Include "real.h".
8670 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8671 REAL_MODE_FORMAT_COMPOSITE_P.
8672 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8674 * doc/tm.texi (Storage Layout): Remove documentation of
8675 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8676 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8677 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8678 they only apply to libgcc2.a.
8680 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8682 * config/spu/float_disf.c: New file.
8683 * config/spu/float_unsdisf.c: New file.
8684 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8685 (LIB2FUNCS_EXCLUDE): Define.
8687 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8688 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8690 * real.h (struct real_format): New member round_towards_zero.
8691 * real.c (round_for_format): Respect fmt->round_towards_zero.
8692 (ieee_single_format, mips_single_format, motorola_single_format,
8693 spu_single_format, ieee_double_format, mips_double_format,
8694 motorola_double_format, ieee_extended_motorola_format,
8695 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8696 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8697 mips_extended_format, ieee_quad_format, mips_quad_format,
8698 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8699 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8701 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8702 real_format to choose rounding mode when calling MPFR functions.
8703 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8704 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8706 * real.h (real_to_decimal_for_mode): Add prototype.
8707 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8708 Respect target rounding mode when generating decimal representation.
8709 (real_to_decimal): New stub for backwards compatibility.
8710 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8711 real_to_decimal_for_mode instead of real_to_decimal.
8713 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8715 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8716 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8718 * real.c (spu_single_format): New variable.
8719 * real.h (spu_single_format): Declare.
8721 * config/spu/spu.c (spu_override_options): Install SFmode format.
8722 (spu_split_immediate): Use integer mode to operate on pieces of
8723 floating-point values in all cases.
8725 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8726 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8727 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8729 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8731 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8733 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8735 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8737 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8740 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8741 on the VAR_DECL instead of TYPE_READONLY on its type.
8743 2008-08-12 Ira Rosen <irar@il.ibm.com>
8745 * tree-vectorizer.c: Depend on langhooks.h.
8746 (supportable_widening_operation): Add two arguments. Support double
8748 (supportable_narrowing_operation): Likewise.
8749 * tree-vectorizer.h (supportable_widening_operation): Add two
8751 (supportable_narrowing_operation): Likewise.
8752 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8753 supportable_widening_operation with correct arguments.
8754 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8755 (vectorizable_type_demotion): Support double type conversions.
8756 (vectorizable_type_promotion): Likewise.
8757 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8759 2008-08-11 Michael Matz <matz@suse.de>
8761 * i386/i386.c (override_options): Move initialisation from
8762 flag_schedule_insns_after_reload to here from ...
8763 (optimization_options): ... here.
8765 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8767 PR rtl-optimization/36998
8768 * dwarf2out.c (compute_barrier_args_size_1,
8769 compute_barrier_args_size): Temporarily remove assertions.
8771 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8774 * tree-ssa.c (struct walk_data): Add new flag
8775 warn_possibly_uninitialized.
8776 (warn_uninitialized_var): Use it.
8777 (warn_uninitialized_vars): New.
8778 (execute_early_warn_uninitialized): Call it.
8779 (execute_late_warn_uninitialized): Likewise.
8781 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8784 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8787 2008-08-09 Jan Hubicka <jh@suse.cz>
8790 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8792 (expand_fix): Be prepared for expansion to fail.
8793 (expand_sfix_optab): Remove instructions if expansion failed.
8795 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8797 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8799 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8800 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8802 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8804 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8805 mips/t-libgcc-mips16 to tmake_file.
8806 * config/mips/mips-protos.h (mips_call_type): New enum.
8807 (mips_pic_base_register, mips_got_load): Declare.
8808 (mips_restore_gp): Take an rtx argument.
8809 (mips_use_pic_fn_addr_reg_p): Declare.
8810 (mips_expand_call): Replace the sibcall_p argument with
8811 a mips_call_type argument. Add a lazy_p parameter.
8812 (mips_split_call): Declare.
8813 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8814 (MIPS16_PIC_TEMP): Likewise.
8815 (reg_class): Delete M16_NA_REGS.
8816 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8817 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8818 (mips_split_hi_p): Declare.
8819 * config/mips/mips.c (mips_split_hi_p): New array.
8820 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8821 (mips_got_symbol_type_p): New function.
8822 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8823 (mips16_stub_function_p): New function.
8824 (mips16_local_function_p): Likewise.
8825 (mips_use_pic_fn_addr_reg_p): Likewise.
8826 (mips_cannot_force_const_mem): Return false for HIGHs.
8827 Extend CONST_INT and symbolic handling to MIPS16, using
8828 mips_symbol_insns to check that the base symbol type is a
8829 legitimate constant. Reject GOT-based constants if
8830 TARGET_MIPS16_PCREL_LOADS.
8831 (mips_const_insns): Check targetm.cannot_force_const_mem when
8832 decomposing a symbolic base and a large offset.
8833 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8834 When calling a function that needs $25 from MIPS16 code,
8835 move the target address into $25 separately and add a USE
8837 (mips16_gp_pseudo_reg): Insert the initializer immediately
8838 before the first real insn.
8839 (mips_pic_base_register, mips_got_load): New functions.
8840 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8841 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8842 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8843 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8844 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8845 also passing NULL_RTX rather than const0_rtx as the aux argument.
8846 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8847 instead of TARGET_EXPLICIT_RELOCS.
8848 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8849 (mips_load_call_address): Replace the sibcall_p argument with
8850 a mips_call_type argument. Use mips_got_load.
8851 (mips16_local_alias): New structure.
8852 (mips16_local_aliases): New variable.
8853 (mips16_local_aliases_hash): New function.
8854 (mips16_local_aliases_eq): Likewise.
8855 (mips16_local_alias): Likewise.
8856 (mips16_stub_function): Likewise.
8857 (mips16_build_function_stub): Create a local alias for the target
8858 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8859 .cpload directive and an R_MIPS_NONE relocation for the target
8860 function, then load the alias rather than the function itself.
8861 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8862 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8863 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8864 (mips16_build_call_stub): Replace the FN parameter with an
8865 FN_PTR parameter. Force the address into a register if it
8866 isn't a call_insn_operand; don't rely on the caller to do this.
8867 If a call to a locally-defined and locally-binding MIPS16
8868 function must be made indirectly, redirect the call to the
8869 function's local alias. Use mips16_stub_function_p,
8870 mips16_stub_function, mips_expand_call and use_reg.
8871 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8872 Use explicit %hi and %lo accesses where possible.
8873 Use MIPS_CALL to generate the correct code form of a
8874 jal instruction. Add clobbers of $18 instead of uses.
8875 Update the call to mips_emit_call_insn.
8876 (mips_expand_call): Replace the SIBCALL_P argument with a
8877 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8878 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8879 allowing it to modify the call address. Update the calls to
8880 mips_load_call_address and mips_emit_call_insn.
8881 (mips_split_call): New function.
8882 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8883 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8884 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8885 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8886 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8888 (mips_cprestore_slot): New function.
8889 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8890 and use mips_cprestore_slot.
8891 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8893 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8894 then use a copygp_mips16 instruction to set up $28.
8895 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8896 (mips16_lay_out_constants): Call split_all_insns_noflow.
8897 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8898 false if TARGET_MIPS16.
8899 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8900 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8901 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8902 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8903 MIPS16 code. Allow MIPS16 o32 PIC.
8904 (mips_override_options): Allow MIPS16 o32 PIC.
8905 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8906 after reload if TARGET_USE_GOT.
8907 (UNSPEC_COPYGP): New constant.
8908 (length): Use a default length of 8 for MIPS16 GOT loads.
8909 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8910 (*got_page<mode>): Check mips_split_hi_p.
8911 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8912 (unspec_got<mode>, unspec_call<mode>): New expanders.
8913 (load_got<mode>, load_call<mode>): Remove the length attributes.
8914 Use a got attribute instead of a type attribute.
8915 (copygp_mips16): New insn.
8916 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8917 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8918 (sibcall, sibcall_value, call, call_value): Update the calls
8919 to mips_expand_call.
8920 (call_internal, call_value_internal): Use mips_split_call.
8921 (call_value_multiple_internal): Likewise.
8922 (call_split): Move after call_internal (the insn it is split from).
8923 (call_internal_direct, call_value_internal_direct): Turn into
8924 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8925 (call_direct_split, call_value_direct_split): New patterns.
8926 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8927 and use M16_REGS instead of M16_NA_REGS.
8928 * config/mips/predicates.md (const_call_insn_operand): Replace
8929 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8930 mips_use_pic_fn_addr_reg_p check.
8931 (move_operand): Reject HIGHs if mips_split_hi_p.
8932 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8933 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8934 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8935 * config/mips/libgcc-mips16.ver: New file.
8936 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8937 $(srcdir)/config/mips/libgcc-mips16.ver.
8939 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8941 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8943 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8944 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8945 (mips16_cfun_returns_in_fpr_p): Likewise.
8947 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8949 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8950 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8951 rather than 4 to PC.
8953 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8955 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8956 (FUNCTION_PROFILER): Save the static chain pointer into $2
8957 beforehand and restore it aftewards.
8958 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8959 address directly into $25 and call the function through $25;
8960 do not clobber $3. Pad the DImode version to cover the space
8961 left by the deleted $25 <- $3 move.
8962 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8963 the removal of the $25 <- $3 move.
8964 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8965 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8967 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8968 Daniel Jacobowitz <dan@codesourcery.com>
8970 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8971 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8972 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8973 * config/mips/mips.c (mips_start_function_definition): New function.
8974 (mips_end_function_definition): Likewise.
8975 (mips_output_function_prologue): Use mips_start_function_definition.
8976 (mips_output_function_epilogue): Use mips_end_function_definition.
8977 (build_mips16_function_stub): Use mips_start_function_definition
8978 and mips_end_function_definition.
8979 (build_mips16_call_stub): Likewise.
8981 2008-08-09 Richard Guenther <rguenther@suse.de>
8983 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8984 * gimple.h (gimple_call_fn): Adjust comment.
8985 (gimple_call_set_fndecl): New function.
8986 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8987 longer having bare FUNCTION_DECL operand.
8988 (gimple_call_return_type): Likewise.
8989 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8991 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8992 (gimple_mod_pow2): Likewise.
8993 (gimple_mod_subtract): Likewise.
8994 (gimple_ic): Likewise.
8995 (gimple_stringop_fixed_value): Likewise.
8996 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8997 longer having bare FUNCTION_DECL operand.
8998 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8999 * omp-low.c (optimize_omp_library_calls): Likewise.
9000 * cgraphunit.c (update_call_expr): Likewise.
9001 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9002 (execute_convert_to_rsqrt): Likewise.
9003 * cfgexpand.c (gimple_to_tree): Simplify.
9004 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9005 bare FUNCTION_DECL operand.
9006 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9007 (convert_gimple_call): Use gimple_call_fndecl.
9008 * c-common.c (c_warn_unused_result): Likewise.
9010 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9013 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9014 (c_finish_return): Likewise.
9015 (c_start_case): Likewise.
9016 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9017 * c-parser.c (c_parser_condition): New. Call
9018 verify_sequence_points.
9019 (c_parser_paren_condition): Call c_parser_condition.
9020 (c_parser_for_statement): Call c_parser_condition.
9022 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9025 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9026 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9027 Moved from diagnostic.h
9028 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9030 (emit_diagnostic): New.
9031 (warning0, pedwarn0): Delete.
9032 (warning, warning_at, pedwarn, permerror): Return bool.
9033 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9034 Moved to diagnostic.c.
9035 (struct diagnostic_context): Use correct type for
9036 classify_diagnostic.
9037 (diagnostic_report_diagnostic): Update declaration.
9038 (emit_diagnostic): Declare.
9039 * errors.c (warning): Return bool.
9040 * errors.h (warning): Update declaration.
9041 * toplev.h (warning0, pedwarn0): Delete.
9042 (warning, warning_at, pedwarn, permerror): Return bool.
9043 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9044 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9045 inform. Update all calls.
9046 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9047 before giving informative note.
9048 (implicit_decl_warning): Likewise.
9049 * c-typeck.c (build_function_call): Likewise.
9050 * tree-sssa.c (warn_uninit): Likewise.
9051 * builtins.c (gimplify_va_arg_expr): Likewise.
9053 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9056 * doc/invoke.texi (-Wextra): Move warning from here...
9057 (-Wuninitialized): ... to here.
9059 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9062 * flags.h (set_Wunused): Delete
9063 * toplev.c (process_options): Handle Wunused flags here.
9064 * opts.c (maybe_warn_unused_parameter): Delete.
9065 (common_handle_option): Replace set_Wunused by warn_unused.
9066 (set_Wextra): Do not handle Wunused-parameter here.
9067 (set_Wunused): Delete.
9068 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9070 * common.opt (Wunused): Add Var and Init.
9071 (Wunused-function): Likewise.
9072 (Wunused-label): Likewise.
9073 (Wunused-parameter): Likewise.
9074 (Wunused-value): Likewise.
9075 (Wunused-variable): Likewise.
9077 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9079 * doc/invoke.texi: Add cpu_type power7.
9080 * config.in (HAVE_AS_VSX): New.
9081 * config.gcc: Add cpu_type power7.
9082 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9084 * configure: Regenerate.
9085 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9087 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9088 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9089 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9091 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9093 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9094 type to vectorize.builtin_conversion.
9095 (vectorizable_conversion): Likewise.
9096 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9097 integral type as input.
9098 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9100 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9101 and ALTIVEC_BUILTIN_VCTSXS.
9102 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9105 2008-08-08 Richard Guenther <rguenther@suse.de>
9107 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9108 (surely_varying_stmt_p): Calls are varying only if they are
9109 non-builtin and not indirect or have no result.
9110 (ccp_fold): Re-instantiate code before the tuples merge.
9112 2008-08-08 Richard Guenther <rguenther@suse.de>
9114 PR tree-optimization/37056
9115 * gimple.h (gimple_assign_rhs_class): New helper function.
9116 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9117 unary operations properly.
9119 2008-08-07 Jan Hubicka <jh@suse.cz>
9121 * i386.h (ix86_size_cost): Declare.
9122 (ix86_cur_cost): New function macro.
9123 * i386.md (peepholes expanding size and splitters): Predicate by
9124 optimize_insn_for_speed_p.
9125 (peepholes reduce size and splitters): Predicate by
9126 optimize_insn_for_size_p.
9127 * i386.c (ix86_size_cost): Rename from ...
9128 (size_cost): This one.
9129 (override_options): Update.
9130 (decide_alg): Likewise.
9131 (ix86_expand_clear): Use RTL profile.
9132 (ix86_pad_returns): Use RTL profile.
9134 2008-08-07 Jan Hubicka <jh@suse.cz>
9136 * recog.c (split_all_insns): Set RTL profile
9137 (peephole2_optimize): Likewise.
9138 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9139 * combine.c (combine_instructions): Likewise.
9141 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9143 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9145 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9147 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9148 value in a6 after the set_frame_ptr insn.
9150 2008-08-07 Richard Henderson <rth@redhat.com>
9153 * gcc.c (cpp_options): Pass along -g*.
9155 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9157 * config/arm/arm.c (output_move_neon): Update comment describing
9158 big-endian vector layout.
9159 (arm_assemble_integer): Do not handle big-endian NEON vectors
9161 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9162 neon_vget_lane<mode>_sext_internal,
9163 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9164 element indices for big-endian.
9166 2008-08-07 Richard Henderson <rth@redhat.com>
9168 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9169 * configure, config.in: Rebuild.
9170 * debug.h (dwarf2out_do_cfi_asm): Declare.
9171 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9172 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9173 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9174 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9176 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9178 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9179 movv2si_internal): Combine into mov<mode>_internal.
9180 (movv2si_internal_2): Remove.
9182 2008-08-07 Jan Hubicka <jh@suse.cz>
9185 * i386.md (single stringop patterns): Enable unconditionally.
9187 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9190 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9192 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9193 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9195 * config/i386/sse.md (sse2_movq128): New.
9197 * doc/extend.texi: Document __builtin_ia32_movq128.
9199 2008-08-07 Richard Guenther <rguenther@suse.de>
9202 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9203 pointers can access anything.
9205 2008-08-06 Jan Hubicka <jh@suse.cz>
9207 * optabs.c (emit_unop_insn): Break out to ...
9208 (maybe_emit_unop_insn): ... this one.
9209 (expand_sfix_optab): Use maybe variant.
9210 * optabs.h (maybe_emit_unop_insn): Declare.
9212 * i386.md (mov0 patterns): Enable by default.
9213 (FP conversion expanders): Disable expansion of code expanding
9214 sequences when instruction should be optimized for size.
9215 (single strinop patterns): Enable when optimizing for size.
9216 (string expanders): Disable expanding of code expanding sequences
9217 when optimizning instruction for size.
9218 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9220 (ix86_fp_comparison_sahf_cost): Likewise.
9221 (ix86_expand_branch): Likewise.
9222 (ix86_expand_ashl_const): Likewise.
9223 (ix86_split_ashl): Likewise.
9224 (ix86_expand_strlen): Likewise.
9225 (ix86_emit_fp_unordered_jump): Likewie.
9227 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9229 * c-common.c: Fix typo.
9230 (c_common_reswords): Activate more C++ keyword warnings.
9232 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9234 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9237 * diagnostic.c (permerror_at): New.
9238 * toplev.h (permerror_at): Declare.
9240 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9241 Ira Rosen <irar@il.ibm.com>
9243 * tree-vect-transform.c (vect_model_simple_cost): Return
9244 immediately if stmt is pure SLP.
9245 (vect_model_store_cost): Ditto.
9246 (vect_model_load_cost): Ditto.
9247 (vectorizable_store): Remove PURE_SLP check before call
9248 to vect_model_store_cost.
9249 (vect_model_store_cost): When checking whether stmt describe
9250 strided access, add a check that it is not slp_node.
9252 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9255 * c-common.c (warn_for_sign_compare): New. Handle separately the
9256 case that 'constant' is zero.
9257 * c-typeck.c (build_binary_op): Move code to c-common.c
9259 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9261 * config/alpha/alpha.c (alpha_preferred_reload_class,
9262 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9263 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9264 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9265 * config/arm/arm.md: Likewise.
9266 * config/avr/avr-protos.h (preferred_reload_class,
9267 test_hard_reg_class, avr_simplify_comparison_p,
9268 out_shift_with_cnt, class_max_nregs): Likewise.
9269 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9270 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9271 preferred_reload_class, test_hard_reg_class): Likewise.
9272 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9273 bfin_memory_move_cost, bfin_secondary_reload,
9274 bfin_output_mi_thunk): Likewise.
9275 * config/crx/crx.c (crx_secondary_reload_class,
9276 crx_memory_move_cost): Likewise.
9277 * config/frv/frv-protos.h (frv_secondary_reload_class,
9278 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9279 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9280 frv_secondary_reload_class, frv_class_likely_spilled_p,
9281 frv_class_max_nregs): Likewise.
9282 * config/h8300/h8300.c (h8300_classify_operand,
9283 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9285 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9286 * config/ia64/ia64.c (ia64_preferred_reload_class,
9287 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9288 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9289 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9291 * config/m68hc11/m68hc11.c (preferred_reload_class,
9292 m68hc11_memory_move_cost): Likewise.
9293 * config/mcore/mcore.c (mcore_secondary_reload_class,
9294 mcore_reload_class): Likewise.
9295 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9296 mips_class_max_nregs, mips_cannot_change_mode_class,
9297 mips_preferred_reload_class, mips_secondary_reload_class,
9298 mips_output_mi_thunk): Likewise.
9299 * config/mmix/mmix.c (mmix_preferred_reload_class,
9300 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9302 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9304 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9305 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9306 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9307 * config/rs6000/rs6000.c (paired_expand_vector_init,
9308 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9309 compare_section_name, rs6000_memory_move_cost): Likewise.
9310 * config/s390/s390.c (s390_emit_compare_and_swap,
9311 s390_preferred_reload_class, s390_secondary_reload,
9312 legitimize_pic_address, legitimize_tls_address,
9313 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9314 s390_class_max_nregs): Likewise.
9315 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9316 * config/s390/s390.md: Likewise.
9317 * config/score/score-protos.h (score_secondary_reload_class,
9318 score_preferred_reload_class): Likewise.
9319 * config/score/score.c (score_preferred_reload_class,
9320 score_secondary_reload_class): Likewise.
9321 * config/score/score3.c (score3_output_mi_thunk,
9322 score3_preferred_reload_class, score3_secondary_reload_class,
9323 score3_hard_regno_mode_ok): Likewise.
9324 * config/score/score3.h (score3_preferred_reload_class,
9325 score3_secondary_reload_class): Likewise.
9326 * config/score/score7.c (score7_output_mi_thunk,
9327 score7_preferred_reload_class, score7_secondary_reload_class,
9328 score7_hard_regno_mode_ok): Likewise.
9329 * config/score/score7.h (score7_preferred_reload_class,
9330 score7_secondary_reload_class): Likewise.
9331 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9332 output_branchy_insn, add_constant, gen_block_redirect,
9333 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9334 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9335 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9336 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9337 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9338 xstormy16_preferred_reload_class): Likewise.
9339 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9340 xtensa_expand_atomic, override_options,
9341 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9343 * reorg.c (try_merge_delay_insns): Likewise.
9344 * tree.c (merge_dllimport_decl_attributes): Likewise.
9346 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9348 2008-08-06 Michael Matz <matz@suse.de>
9350 * Makefile.in (write_entries_to_file): Quote words.
9351 * gengtype.c: (read_input_line): Skip over leading white-space.
9353 2008-08-06 Marc Gauthier <marc@tensilica.com>
9355 * config.gcc: Match more processor names for Xtensa.
9356 * configure.ac: Likewise.
9357 * doc/install.texi (Specific): Likewise.
9358 * configure: Regenerate.
9360 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9362 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9363 * calls.c (avoid_likely_spilled_reg): Likewise.
9364 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9365 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9366 * config/i386/i386.c (ix86_expand_special_args_builtin,
9367 ix86_secondary_reload): Likewise.
9368 * except.c (struct eh_region, gen_eh_region_catch,
9369 remove_unreachable_regions, duplicate_eh_regions,
9370 assign_filter_values, build_post_landing_pads,
9371 sjlj_find_directly_reachable_regions, remove_eh_handler,
9372 reachable_next_level, foreach_reachable_handler,
9373 can_throw_internal_1, can_throw_external_1,
9374 collect_one_action_chain): Likewise.
9375 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9376 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9377 * function.c (update_temp_slot_address, instantiate_new_reg,
9378 instantiate_virtual_regs_in_rtx,
9379 instantiate_virtual_regs_in_insn): Likewise.
9380 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9381 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9382 gimplify_cleanup_point_expr): Likewise.
9383 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9384 * passes.c (next_pass_1): Likewise.
9385 * print-tree.c (print_node_brief, print_node): Likewise.
9386 * profile.c (branch_prob): Likewise.
9387 * tree-dump.c (dump_register): Likewise.
9388 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9390 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9391 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9392 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9393 copy_arguments_for_versioning, copy_static_chain): Likewise.
9394 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9395 add_new_name_mapping, register_new_name_mapping): Likewise.
9396 * tree-mudflap.c (mf_xform_derefs): Likewise.
9397 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9398 get_init_expr, combine_chains): Likewise.
9399 * tree-pretty-print.c (dump_generic_node): Likewise.
9400 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9401 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9402 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9403 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9405 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9408 * calls.c (expand_call): Use the biggest preferred stack
9411 2008-08-06 Michael Matz <matz@suse.de>
9414 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9415 for reused reload, instead of overwriting them.
9417 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9420 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9421 for incoming stack boundary.
9423 * function.c (assign_parm_find_entry_rtl): Update
9424 parm_stack_boundary.
9426 * function.h (rtl_data): Add parm_stack_boundary.
9428 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9429 parm_stack_boundary for incoming stack boundary.
9431 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9433 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9434 for unrepresentable subregs or treat them as equal to other regs
9435 or subregs with the same register number.
9437 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9440 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9443 2008-08-06 Jan Hubicka <jh@suse.cz>
9445 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9446 frequencies might be hot.
9448 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9450 * reload.c (find_reloads): Force constants into literal pool
9451 also if they are wrapped in a SUBREG.
9453 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9456 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9457 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9458 Don't allow predicated instructions for data speculation.
9459 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9462 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9464 * haifa-sched.c (extend_global): Split to extend_global_data and
9465 extend_region_data. Update all uses.
9466 (extend_all): Rename to extend_block_data.
9468 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9470 * sched-rgn.c (new_ready): Check if instruction can be
9471 speculatively scheduled before attempting speculation.
9472 (debug_rgn_dependencies): Remove wrongful assert.
9474 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9476 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9478 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9480 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9481 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9482 va_size, and type_size.
9484 2008-08-04 Jason Merrill <jason@redhat.com>
9487 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9488 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9490 2008-08-05 Richard Henderson <rth@redhat.com>
9492 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9493 * configure: Rebuild.
9495 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9498 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9499 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9502 2008-08-05 Richard Henderson <rth@redhat.com>
9504 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9505 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9506 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9507 * common.opt (fdwarf2-cfi-asm): New.
9508 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9509 * config.in, configure: Rebuild.
9510 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9511 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9513 (dw2_force_const_mem): Externalize.
9514 * dwarf2asm.h: Update.
9515 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9516 generate a real label.
9517 (output_cfi_directive): New.
9518 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9519 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9520 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9522 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9523 (output_loc_operands_raw, output_loc_sequence_raw): New.
9524 (output_cfa_loc_raw): New.
9526 2008-08-05 Paul Brook <paul@codesourcery.com>
9528 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9529 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9530 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9531 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9532 * config/arm/arm.h (TARGET_VFPD32): Define.
9533 (TARGET_VFP3): Use TARGET_VFPD32.
9534 (fputype): Add FPUTYPE_VFP3D16.
9535 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9536 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9537 * config/arm/arm-cores.def: Add cortex-r4f.
9538 * config/arm/arm-tune.md: Regenerate.
9540 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9542 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9543 Reword some comments throughout the file.
9545 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9546 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9547 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9548 MFC_MIN_DMA_LIST_ELEMENTS.
9549 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9550 MFC_MAX_DMA_LIST_ELEMENTS.
9552 (MFC_START_ENABLE): Remove PPU-only define.
9553 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9554 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9556 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9557 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9558 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9559 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9560 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9561 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9562 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9564 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9565 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9566 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9567 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9569 (spu_read_machine_status): Fix typo.
9571 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9573 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9574 SUBREG of multi-word hard register.
9575 * config/spu/spu.c (valid_subreg): Likewise.
9576 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9578 2008-08-04 Richard Guenther <rguenther@suse.de>
9580 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9581 the candidate with the stripped base if that base is different
9582 from the original base even for offset zero.
9584 2008-08-04 Richard Guenther <rguenther@suse.de>
9587 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9588 check for no_overflow.
9590 2008-08-04 Richard Guenther <rguenther@suse.de>
9592 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9594 2008-08-04 Paul Brook <paul@codesourcery.com>
9596 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9597 (arm_order_regs_for_local_alloc): New function.
9598 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9600 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9602 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9605 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9606 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9607 (ix86_expand_epilogue): Likewise.
9609 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9611 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9614 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9616 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9617 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9618 (*movv2sf_internal_rex64): Ditto.
9620 2008-08-03 Jan Hubicka <jh@suse.cz>
9622 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9623 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9624 * expmed.c (expand_smod_pow2): Likewise.
9626 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9629 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9630 alternative 0 of operand 1.
9631 (*vec_concatv2di_rex64_sse): Ditto.
9632 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9634 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9635 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9636 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9637 (*movv2sf_internal_rex64): Ditto.
9639 2008-08-02 Richard Guenther <rguenther@suse.de>
9642 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9643 (ssedoublesizemode): New mode attribute.
9644 (sse_shufps): Call gen_sse_shufps_v4sf.
9645 (sse_shufps_1): Macroize.
9646 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9647 (sse2_shufpd_1): Macroize.
9648 (vec_extract_odd, vec_extract_even): New expanders.
9649 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9650 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9651 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9652 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9653 (ix86_expand_vector_set): Likewise.
9654 (ix86_expand_reduc_v4sf): Likewise.
9656 2008-08-01 Doug Kwan <dougkwan@google.com>
9658 * matrix-reorg.c: Re-enable all code.
9659 (struct malloc_call_data): Change CALL_STMT to gimple type.
9660 (collect_data_for_malloc_call): Tuplify.
9661 (struct access_site_info): Change STMT to gimple type.
9662 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9663 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9664 (struct free_info): Change STMT to gimple type.
9665 (struct matrix_access_phi_node): Change PHI to gimple type.
9666 (get_inner_of_cast_expr): Remove.
9667 (may_flatten_matrices_1): Tuplify.
9668 (may_flatten_matrices): Ditto.
9669 (mark_min_matrix_escape_level): Ditto.
9670 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9671 (ssa_accessed_in_call_rhs): New
9672 (ssa_accessed_in_assign_rhs): New
9673 (record_access_alloc_site_info): Tuplify.
9674 (add_allocation_site): Ditto.
9675 (analyze_matrix_allocation_site): Ditto.
9676 (analyze_transpose): Ditto.
9677 (get_index_from_offset): Ditto.
9678 (update_type_size): Ditto.
9679 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9680 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9681 (analyze_accesses_for_phi_node): Tuplify.
9682 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9683 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9684 (analyze_matrix_accesses): Tuplify.
9685 (check_var_data): New call-back type for check_var_notmodified_p.
9686 (check_var_notmodified_p): Tuplify and use call-back struct to
9687 return statement found.
9688 (can_calculate_expr_before_stmt): Factor out statement related code
9690 (can_calculate_stmt_before_stmt): New.
9691 (check_allocation_function): Tuplify.
9692 (find_sites_in_func): Ditto.
9693 (record_all_accesses_in_func): Ditto.
9694 (transform_access_sites): Ditto.
9695 (transform_allocation_sites): Ditto.
9696 (matrix_reorg): Re-enable.
9697 (gate_matrix_reorg): Re-enable.
9699 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9701 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9702 for labels for which it hasn't been set yet. If it has been set,
9703 stop walking insns and continue with next worklist item.
9704 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9705 if the only BARRIER is at the very end of a function.
9707 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9709 * cfgexpand.c (expand_stack_alignment): Assert that
9710 stack_realign_drap and drap_rtx must match.
9712 * function.c (instantiate_new_reg): If DRAP is used to realign
9713 stack, replace virtual_incoming_args_rtx with internal arg
9716 2008-08-01 Richard Guenther <rguenther@suse.de>
9718 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9719 loop information only if we initialized it.
9720 (execute_pre): Call fini_pre with in_fre.
9721 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9722 if we do not unroll because we hit max-completely-peeled-insns.
9723 Use our estimation for consistency, do allow shrinking.
9725 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9727 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9728 with MIN_STACK_BOUNDARY.
9729 (ix86_update_stack_boundary): Likewise.
9730 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9733 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9734 (MIN_STACK_BOUNDARY): This.
9736 2008-08-01 Richard Guenther <rguenther@suse.de>
9739 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9741 2008-08-01 Richard Guenther <rguenther@suse.de>
9743 PR tree-optimization/36988
9744 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9745 do not matter if that doesn't change volatile qualification.
9747 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9749 * configure.ac: Do not generate libada-mk. Do not subst
9751 * libada-mk.in: Remove.
9752 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9753 * configure: Regenerate.
9755 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9757 * tree-pass.h: Added comment about not dumping passes with name
9758 starting with star in struct opt_pass.
9759 * passes.c (register_dump_files_1): Don't do dump for a pass with
9760 name starting with star.
9761 * doc/passes.texi (Pass manager): Mention pass names and special
9762 meaning of star prefix to avoid dump.
9764 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9766 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9768 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9769 (ISA_MIPS64R2): New macro.
9770 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9771 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9772 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9773 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9774 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9775 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9776 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9777 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9778 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9779 Move up to keep list alphabetically sorted.
9780 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9781 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9783 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9784 (-march=@var{arch}): Add mips64r2.
9786 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9788 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9790 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9792 * expr.c (expand_assignment): Check for complete type.
9794 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9797 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9799 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9800 for stack alignment.
9802 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9804 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9806 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9807 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9809 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9811 PR rtl-optimization/36419
9812 * dwarf2out.c (barrier_args_size): New variable.
9813 (compute_barrier_args_size, compute_barrier_args_size_1): New
9815 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9816 if not called yet in the current function, use barrier_args_size
9817 array to find the new args_size value.
9818 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9820 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9823 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9826 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9829 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9830 (dwarf2out_stack_adjust): Use it.
9831 (dwarf2out_frame_debug_expr): Likewise.
9833 2008-07-31 Richard Guenther <rguenther@suse.de>
9835 PR tree-optimization/36978
9836 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9837 the generated condition.
9839 2008-07-31 Richard Guenther <rguenther@suse.de>
9841 * passes.c (init_optimization_passes): Always call
9842 pass_early_warn_uninitialized.
9843 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9844 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9845 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9847 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9850 * builtins.c (maybe_emit_free_warning): New function.
9851 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9852 maybe_emit_free_warning for BUILT_IN_FREE.
9855 * dwarf2out.c (get_context_die): New function.
9856 (force_decl_die, force_type_die): Use it.
9857 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9858 returns NULL, force generation of DW_TAG_typedef and put that into
9861 PR preprocessor/36649
9862 * c-pch.c (c_common_read_pch): Save and restore
9863 line_table->trace_includes across PCH restore.
9865 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9868 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9870 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9873 * final.c (call_from_call_insn): Handle COND_EXEC.
9875 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9877 * builtins.c (std_gimplify_va_arg_expr): Replace
9878 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9879 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9881 2008-07-30 Joey Ye <joey.ye@intel.com>
9882 H.J. Lu <hongjiu.lu@intel.com>
9884 * builtins.c (expand_builtin_setjmp_receiver): Replace
9885 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9886 (expand_builtin_apply_args_1): Likewise.
9887 (expand_builtin_longjmp): Need DRAP for stack alignment.
9888 (expand_builtin_apply): Likewise.
9890 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9891 instead of assign_stack_local to allow alignment reduction.
9893 * calls.c (emit_call_1): Need DRAP for stack alignment if
9895 (expand_call): Replace virtual_incoming_args_rtx with
9896 crtl->args.internal_arg_pointer.
9897 * stmt.c (expand_nl_goto_receiver): Likewise.
9899 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9900 alignment and store to stack_alignment_estimated and
9901 max_used_stack_slot_alignment.
9902 (expand_one_var): Likewise.
9903 (expand_stack_alignment): New function.
9904 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9905 and stack_alignment_estimated fields in rtl_data. Call
9906 expand_stack_alignment at end.
9908 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9909 (MAX_STACK_ALIGNMENT): Likewise.
9910 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9911 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9913 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9914 stack alignment when generating virtual registers.
9916 * function.c (assign_stack_local): Renamed to ...
9917 (assign_stack_local_1): This. Add a parameter to indicate
9918 if it is OK to reduce alignment.
9919 (assign_stack_local): Use it.
9920 (instantiate_new_reg): Instantiate virtual incoming args rtx
9921 to vDRAP if stack realignment and DRAP is needed.
9922 (assign_parms): Collect parameter/return type alignment and
9923 contribute to stack_alignment_estimated.
9924 (locate_and_pad_parm): Likewise.
9925 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9926 with crtl->args.internal_arg_pointer.
9928 * function.h (rtl_data): Add new field drap_reg,
9929 max_used_stack_slot_alignment, stack_alignment_estimated,
9930 stack_realign_needed, need_drap, stack_realign_processed and
9931 stack_realign_finalized.
9932 (stack_realign_fp): New macro.
9933 (stack_realign_drap): Likewise.
9935 * global.c (compute_regsets): Frame pointer is needed when
9936 stack is realigned. Can eliminate frame pointer when stack is
9937 realigned and dynamic realigned argument pointer isn't used.
9939 * reload1.c (update_eliminables): Frame pointer is needed
9940 when stack is realigned.
9941 (init_elim_table): Can eliminate frame pointer when stack is
9942 realigned and dynamic realigned argument pointer isn't used.
9944 * rtl.h (assign_stack_local_1): Declare new funtion.
9946 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9947 (TARGET_GET_DRAP_RTX): Likewise.
9948 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9949 TARGET_GET_DRAP_RTX.
9951 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9953 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9954 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9956 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9957 H.J. Lu <hongjiu.lu@intel.com>
9959 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9960 vdrap_reg, stack_realign and drap_reg_saved.
9961 (add_cfi): Don't allow redefining CFA when DRAP is used.
9962 (reg_save): Handle stack alignment.
9963 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9964 alignment. Don't generate DWARF information for (set fp sp)
9966 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9968 (int_loc_descriptor): Move prototype forward. Also define if
9969 DWARF2_UNWIND_INFO is true.
9970 (output_cfa_loc): Handle DW_CFA_expression.
9971 (build_cfa_aligned_loc): New.
9972 (based_loc_descr): Update assert for stack realign. For local
9973 variables, use sp+offset when stack is aligned without drap and
9974 fp+offset when stack is aligned with drap. For arguments, use
9975 cfa+offset when drap is used to align stack.
9977 2008-07-30 Joey Ye <joey.ye@intel.com>
9978 H.J. Lu <hongjiu.lu@intel.com>
9980 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9982 (ix86_gen_andsp): New.
9983 (ix86_user_incoming_stack_boundary): Likewise.
9984 (ix86_default_incoming_stack_boundary): Likewise.
9985 (ix86_incoming_stack_boundary): Likewise.
9986 (ix86_can_eliminate): Likewise.
9987 (find_drap_reg): Likewise.
9988 (ix86_update_stack_boundary): Likewise.
9989 (ix86_get_drap_rtx): Likewise.
9990 (ix86_finalize_stack_realign_flags): Likewise.
9991 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9992 (TARGET_GET_DRAP_RTX): Likewise.
9993 (override_options): Overide option value for new options.
9994 (ix86_function_ok_for_sibcall): Remove check for
9995 force_align_arg_pointer.
9996 (ix86_handle_cconv_attribute): Likewise.
9997 (ix86_function_regparm): Likewise.
9998 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9999 (ix86_va_start): Replace virtual_incoming_args_rtx with
10000 crtl->args.internal_arg_pointer.
10001 (ix86_select_alt_pic_regnum): Check DRAP register.
10002 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10003 (ix86_compute_frame_layout): Compute frame layout wrt stack
10005 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10006 (ix86_expand_prologue): Decide if stack realignment is needed
10007 and generate prologue code accordingly.
10008 (ix86_expand_epilogue): Generate epilogue code wrt stack
10009 realignment is really needed or not.
10011 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10012 (ABI_STACK_BOUNDARY): Likewise.
10013 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10014 (STACK_REALIGN_DEFAULT): Likewise.
10015 (INCOMING_STACK_BOUNDARY): Likewise.
10016 (MAX_STACK_ALIGNMENT): Likewise.
10017 (ix86_incoming_stack_boundary): Likewise.
10018 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10019 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10020 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10021 (machine_function): Remove force_align_arg_pointer.
10023 * config/i386/i386.md (BX_REG): New.
10024 (R13_REG): Likewise.
10026 * config/i386/i386.opt (mforce_drap): New.
10027 (mincoming-stack-boundary): Likewise.
10028 (mstackrealign): Add Init(-1).
10030 * config/i386/i386-protos.h (ix86_can_eliminate): New
10032 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10034 * doc/extend.texi: Update force_align_arg_pointer.
10036 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10039 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10040 (INCOMING_STACK_BOUNDARY): Likewise.
10041 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10042 (TARGET_GET_DRAP_RTX): Likewise.
10044 2008-07-30 Andreas Schwab <schwab@suse.de>
10046 PR rtl-optimization/36929
10047 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10048 add_insn_before and fix argument order.
10049 (replace_inc_dec_mem): Handle NULL rtx.
10051 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10053 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10055 (arm_compute_initial_elimination_offset): Use it.
10056 (arm_compute_save_reg_mask): Include static chain save slot when
10057 calculating alignment.
10058 (arm_get_frame_offsets): Ditto.
10059 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10060 that we can use to decrement the stack when the stack decrement
10061 could be too big for an immediate value in a single insn.
10062 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10064 2008-07-30 Richard Guenther <rguenther@suse.de>
10066 PR tree-optimization/36967
10067 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10068 Release defs of statements we remove.
10070 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10072 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10073 instead of NULL_RTVEC.
10075 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10079 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10082 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10084 * final.c (call_from_call_insn): New.
10085 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10087 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10089 * configure.ac: Substitute ADA_CFLAGS.
10090 * configure: Regenerate.
10091 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10092 * Makefile.in: Remove mention of X_* variables.
10093 * config/pa/x-ada-hpux10: Remove.
10094 * config/pa/x-ada: Remove.
10096 * doc/fragments.texi: Update.
10098 2008-07-30 Olivier Hainque <hainque@adacore.com>
10100 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10101 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10102 __dso_handle explicitly here.
10104 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10107 * c-typeck.c (build_binary_op): Encapsulate code into...
10108 * c-common.c (shorten_binary_op): ...this new function.
10109 (conversion_warning): Use the new function. Handle non-negative
10110 constant in bitwise-and.
10111 * c-common.h (shorten_binary_op): Declare.
10113 2008-07-30 Olivier Hainque <hainque@adacore.com>
10115 * scan.c (make_sstring_space): Add explicit conversions of
10116 allocator's return value.
10117 * fix-header.c (recognized_function): Likewise.
10119 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10121 * doc/cpp.texi: Update to GFDL 1.2.
10122 * doc/gcc.texi: Do not list GPL as Invariant Section.
10123 * doc/gccint.texi: Likewise. Update copyright years.
10124 * doc/install.texi: Update copyright years.
10126 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10129 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10130 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10132 2008-07-29 Jan Hubicka <jh@suse.cz>
10134 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10135 (grokdeclarator): Likewise.
10136 * langhooks.c (lhd_warn_unused_global_decl): Use
10137 DECL_DECLARED_INLINE_P.
10138 * print-tree.c (print_node): Remove DECL_INLINE check.
10140 2008-07-29 Richard Guenther <rguenther@suse.de>
10142 PR tree-optimization/36945
10143 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10144 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10145 Record invariant addresses un-decomposed.
10146 (copy_reference_ops_from_call): Record reference call
10147 arguments properly. Simplify.
10148 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10149 helper split out from ...
10150 (create_component_ref_by_pieces): ... here. Simplify.
10151 Prepare for recursive invocation for call arguments.
10152 (create_expression_by_pieces): Adjust call to
10153 create_component_ref_by_pieces.
10154 (compute_avail): Process operand 2 of reference ops.
10156 2008-07-29 Richard Guenther <rguenther@suse.de>
10158 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10160 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10162 * c-format.c (check_format_types): Revert unwanted checkin.
10164 2008-07-29 Jan Hubicka <jh@suse.cz>
10166 * flags.h (flag_really_no_inline): Remove.
10167 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10168 * toplev.c (flag_really_no_inline): Remove.
10169 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10170 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10171 (cgraph_decide_inlining_incrementally): Likewise.
10172 (compute_inline_parameters): Likewise.
10173 * opts.c (decode_options): Simplify.
10174 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10175 * common.opt (finline): Initialize to 1.
10176 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10178 2008-07-29 Jan Hubicka <jh@suse.cz>
10180 * predict.c (always_optimize_for_size_p): New function.
10181 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10182 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10183 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10185 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10186 * function.c (prepare_function_start): Set default profile.
10187 * function.h (rtl_data): Add maybe_hot_insn_p.
10188 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10189 (construct_exit_block): Likewise.
10190 (tree_expand_cfg): Likewise.
10192 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10193 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10194 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10195 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10198 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10201 * c-decl.c (merge_decls): Merge USED flags.
10203 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10205 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10206 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10207 next_stack, lab_false and lab_over trees.
10209 2008-07-28 Richard Guenther <rguenther@suse.de>
10211 PR tree-optimization/36957
10212 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10213 (useless_type_conversion_p): Remove.
10214 (types_compatible_p): Remove.
10215 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10216 (useless_type_conversion_p): Declare.
10217 (types_compatible_p): Declare.
10218 (gimple_expr_type): Return the base type only if it is
10219 trivially convertible to the subtype.
10221 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10223 * configure.ac: Use the m4_do macro to concatenate the warnings into
10224 one string in ACX_PROG_CC_WARNING_OPTS,
10225 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10226 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10227 * configure: Regenerate.
10229 2008-07-28 Richard Guenther <rguenther@suse.de>
10231 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10232 (insert_fake_stores): Remove.
10233 (realify_fake_stores): Likewise.
10234 (execute_pre): Remove dead code.
10235 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10236 (find_func_aliases): Deal with it here instead.
10237 Re-enable gcc_unreachable call.
10239 2008-07-28 Richard Guenther <rguenther@suse.de>
10241 Merge from gimple-tuples-branch.
10243 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10244 * gimple.def: New file.
10245 * gsstruct.def: Likewise.
10246 * gimple-iterator.c: Likewise.
10247 * gimple-pretty-print.c: Likewise.
10248 * tree-gimple.c: Removed. Merged into ...
10249 * gimple.c: ... here. New file.
10250 * tree-gimple.h: Removed. Merged into ...
10251 * gimple.h: ... here. New file.
10253 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10254 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10255 --enable-checking=gimple flag.
10256 * config.in: Likewise.
10257 * configure: Regenerated.
10259 * tree-ssa-operands.h: Tuplified.
10260 * tree-vrp.c: Likewise.
10261 * tree-loop-linear.c: Likewise.
10262 * tree-into-ssa.c: Likewise.
10263 * tree-ssa-loop-im.c: Likewise.
10264 * tree-dump.c: Likewise.
10265 * tree-complex.c: Likewise.
10266 * cgraphbuild.c: Likewise.
10267 * tree-ssa-threadupdate.c: Likewise.
10268 * tree-ssa-loop-niter.c: Likewise.
10269 * tree-pretty-print.c: Likewise.
10270 * tracer.c: Likewise.
10271 * gengtype.c: Likewise.
10272 * tree-loop-distribution.c: Likewise.
10273 * tree-ssa-loop-unswitch.c: Likewise.
10274 * cgraph.c: Likewise.
10275 * cgraph.h: Likewise.
10276 * tree-ssa-loop-manip.c: Likewise.
10277 * value-prof.c: Likewise.
10278 * tree-ssa-loop-ch.c: Likewise.
10279 * tree-tailcall.c: Likewise.
10280 * value-prof.h: Likewise.
10281 * tree.c: Likewise.
10282 * tree.h: Likewise.
10283 * tree-pass.h: Likewise.
10284 * ipa-cp.c: Likewise.
10285 * tree-scalar-evolution.c: Likewise.
10286 * tree-scalar-evolution.h: Likewise.
10287 * target.h: Likewise.
10288 * lambda-mat.c: Likewise.
10289 * tree-phinodes.c: Likewise.
10290 * diagnostic.h: Likewise.
10291 * builtins.c: Likewise.
10292 * tree-ssa-alias-warnings.c: Likewise.
10293 * cfghooks.c: Likewise.
10294 * fold-const.c: Likewise.
10295 * cfghooks.h: Likewise.
10296 * omp-low.c: Likewise.
10297 * tree-ssa-dse.c: Likewise.
10298 * ipa-reference.c: Likewise.
10299 * tree-ssa-uncprop.c: Likewise.
10300 * toplev.c: Likewise.
10301 * tree-gimple.c: Likewise.
10302 * tree-gimple.h: Likewise.
10303 * tree-chrec.c: Likewise.
10304 * tree-chrec.h: Likewise.
10305 * tree-ssa-sccvn.c: Likewise.
10306 * tree-ssa-sccvn.h: Likewise.
10307 * cgraphunit.c: Likewise.
10308 * tree-ssa-copyrename.c: Likewise.
10309 * tree-ssa-ccp.c: Likewise.
10310 * tree-ssa-loop-ivopts.c: Likewise.
10311 * tree-nomudflap.c: Likewise.
10312 * tree-call-cdce.c: Likewise.
10313 * ipa-pure-const.c: Likewise.
10314 * c-format.c: Likewise.
10315 * tree-stdarg.c: Likewise.
10316 * tree-ssa-math-opts.c: Likewise.
10317 * tree-ssa-dom.c: Likewise.
10318 * tree-nrv.c: Likewise.
10319 * tree-ssa-propagate.c: Likewise.
10320 * ipa-utils.c: Likewise.
10321 * tree-ssa-propagate.h: Likewise.
10322 * tree-ssa-alias.c: Likewise.
10323 * gimple-low.c: Likewise.
10324 * tree-ssa-sink.c: Likewise.
10325 * ipa-inline.c: Likewise.
10326 * c-semantics.c: Likewise.
10327 * dwarf2out.c: Likewise.
10328 * expr.c: Likewise.
10329 * tree-ssa-loop-ivcanon.c: Likewise.
10330 * predict.c: Likewise.
10331 * tree-ssa-loop.c: Likewise.
10332 * tree-parloops.c: Likewise.
10333 * tree-ssa-address.c: Likewise.
10334 * tree-ssa-ifcombine.c: Likewise.
10335 * matrix-reorg.c: Likewise.
10336 * c-decl.c: Likewise.
10337 * tree-eh.c: Likewise.
10338 * c-pretty-print.c: Likewise.
10339 * lambda-trans.c: Likewise.
10340 * function.c: Likewise.
10341 * langhooks.c: Likewise.
10342 * ebitmap.h: Likewise.
10343 * tree-vectorizer.c: Likewise.
10344 * function.h: Likewise.
10345 * langhooks.h: Likewise.
10346 * tree-vectorizer.h: Likewise.
10347 * ipa-type-escape.c: Likewise.
10348 * ipa-type-escape.h: Likewise.
10349 * domwalk.c: Likewise.
10350 * tree-if-conv.c: Likewise.
10351 * profile.c: Likewise.
10352 * domwalk.h: Likewise.
10353 * tree-data-ref.c: Likewise.
10354 * tree-data-ref.h: Likewise.
10355 * tree-flow-inline.h: Likewise.
10356 * tree-affine.c: Likewise.
10357 * tree-vect-analyze.c: Likewise.
10358 * c-typeck.c: Likewise.
10359 * gimplify.c: Likewise.
10360 * coretypes.h: Likewise.
10361 * tree-ssa-phiopt.c: Likewise.
10362 * calls.c: Likewise.
10363 * tree-ssa-coalesce.c: Likewise.
10364 * tree.def: Likewise.
10365 * tree-dfa.c: Likewise.
10366 * except.c: Likewise.
10367 * except.h: Likewise.
10368 * cfgexpand.c: Likewise.
10369 * tree-cfgcleanup.c: Likewise.
10370 * tree-ssa-pre.c: Likewise.
10371 * tree-ssa-live.c: Likewise.
10372 * tree-sra.c: Likewise.
10373 * tree-ssa-live.h: Likewise.
10374 * tree-predcom.c: Likewise.
10375 * lambda.h: Likewise.
10376 * tree-mudflap.c: Likewise.
10377 * ipa-prop.c: Likewise.
10378 * print-tree.c: Likewise.
10379 * tree-ssa-copy.c: Likewise.
10380 * ipa-prop.h: Likewise.
10381 * tree-ssa-forwprop.c: Likewise.
10382 * ggc-page.c: Likewise.
10383 * c-omp.c: Likewise.
10384 * tree-ssa-dce.c: Likewise.
10385 * tree-vect-patterns.c: Likewise.
10386 * tree-ssa-ter.c: Likewise.
10387 * tree-nested.c: Likewise.
10388 * tree-ssa.c: Likewise.
10389 * lambda-code.c: Likewise.
10390 * tree-ssa-loop-prefetch.c: Likewise.
10391 * tree-inline.c: Likewise.
10392 * tree-inline.h: Likewise.
10393 * tree-iterator.c: Likewise.
10394 * tree-optimize.c: Likewise.
10395 * tree-ssa-phiprop.c: Likewise.
10396 * tree-vect-transform.c: Likewise.
10397 * tree-object-size.c: Likewise.
10398 * tree-outof-ssa.c: Likewise.
10399 * cfgloop.c: Likewise.
10400 * system.h: Likewise.
10401 * tree-profile.c: Likewise.
10402 * cfgloop.h: Likewise.
10403 * c-gimplify.c: Likewise.
10404 * c-common.c: Likewise.
10405 * tree-vect-generic.c: Likewise.
10406 * tree-flow.h: Likewise.
10407 * c-common.h: Likewise.
10408 * basic-block.h: Likewise.
10409 * tree-ssa-structalias.c: Likewise.
10410 * tree-switch-conversion.c: Likewise.
10411 * tree-ssa-structalias.h: Likewise.
10412 * tree-cfg.c: Likewise.
10413 * passes.c: Likewise.
10414 * ipa-struct-reorg.c: Likewise.
10415 * ipa-struct-reorg.h: Likewise.
10416 * tree-ssa-reassoc.c: Likewise.
10417 * cfgrtl.c: Likewise.
10418 * varpool.c: Likewise.
10419 * stmt.c: Likewise.
10420 * tree-ssanames.c: Likewise.
10421 * tree-ssa-threadedge.c: Likewise.
10422 * langhooks-def.h: Likewise.
10423 * tree-ssa-operands.c: Likewise.
10424 * config/alpha/alpha.c: Likewise.
10425 * config/frv/frv.c: Likewise.
10426 * config/s390/s390.c: Likewise.
10427 * config/m32c/m32c.c: Likewise.
10428 * config/m32c/m32c-protos.h: Likewise.
10429 * config/spu/spu.c: Likewise.
10430 * config/sparc/sparc.c: Likewise.
10431 * config/i386/i386.c: Likewise.
10432 * config/sh/sh.c: Likewise.
10433 * config/xtensa/xtensa.c: Likewise.
10434 * config/stormy16/stormy16.c: Likewise.
10435 * config/ia64/ia64.c: Likewise.
10436 * config/rs6000/rs6000.c: Likewise.
10437 * config/pa/pa.c: Likewise.
10438 * config/mips/mips.c: Likewise.
10440 2008-07-28 Simon Baldwin <simonb@google.com>
10442 * c-pragma.c (handle_pragma_message): New function.
10443 (init_pragma): Register handle_pragma_message.
10444 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10447 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10449 PR tree-optimization/35252
10450 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10451 REALPART_EXPR to be considered as same load operation.
10453 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10455 PR tree-optimization/36830
10456 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10457 (expressions_equal_p): Return false if only one operand is null.
10459 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10461 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10462 version requirements.
10464 2008-07-26 Olivier Hainque <hainque@adacore.com>
10466 * collect2.c (symkind): New enum. Symbol kinds we care about.
10467 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10468 code and head comment accordingly.
10469 (scan_prog_file): Use symkind names instead of bare integers.
10471 2008-07-25 Jan Hubicka <jh@suse.cz>
10473 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10475 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10476 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10477 * dojump.c (clear_pending_stack_adjust): Likewise.
10478 * print-tree.c (print_node): Ignore DECL_INLINE.
10479 * tree-inline.c (inlinable_function_p): Likewise.
10481 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10483 * doc/extend.texi (hot attribute): Document that the hot attribute
10484 turns on -O3 for some ports.
10485 (cold attribute): Document that the cold attribute turns on -Os
10488 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10489 reflect function specific option support.
10491 * target.h (struct target_option_hooks): Add fields to say whether
10492 the cold attribute implies -Os and the hot attribute implies -O3.
10494 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10495 By default, do not turn on -Os for cold functions.
10496 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10497 not turn on -O3 for hot functions.
10499 * c-common.c (handle_hot_attribute): Use target hook to determine
10500 if hot functions should enable -O3.
10501 (handle_cold_attribute): Use target hook to determine if cold
10502 functions should enable -Os.
10504 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10505 (override_options): Move disable scheduling to
10506 optimization_options.
10507 (optimization_options): Disable scheduling here, not
10509 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10510 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10512 * config/ia64/ia64.c (ia64_override_options): Move setting
10513 scheduling flags to ia64_optimization_options.
10514 (ia64_optimization_options): Disable scheduling options here, and
10515 not in ia64_override_options.
10516 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10517 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10519 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10522 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10524 2008-07-25 Martin Jambor <mjambor@suse.cz>
10526 PR tree-optimization/36926
10527 * ipa-prop.c (ipa_analyze_call_uses): Call
10528 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10530 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10532 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10533 movv2si_internal): Add mem = reg alternative.
10535 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10538 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10539 DEFAULT_PCC_STRUCT_RETURN to 127.
10541 2008-07-24 Jan Hubicka <jh@suse.cz>
10543 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10544 (build_cgraph_edges): Likewise.
10545 * cgraph.c (cgraph_node): Do not update assembler hash.
10546 (cgraph_remove_node): Drop non-unit-at-a-time code.
10547 * tree-pass.h (pass_O0_always_inline): Remove.
10548 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10549 * toplev.c (process_options): Flag unit-at-a-time does not imply
10550 no section anchors.
10551 * cgraphunit.c: Update comments.
10552 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10553 (cgraph_assemble_pending_functions): Remove.
10554 (cgraph_reset_node): Drop non-unit-at-a-time code.
10555 (cgraph_finalize_function): Likewise.
10556 (cgraph_analyze_function): Likewise.
10557 (cgraph_finalize_compilation_unit): Likewise.
10558 (cgraph_expand_function): Likewise.
10559 (cgraph_optimize): Likesise.
10560 (save_inline_function_body): Likewise.
10561 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10562 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10563 * ipa-inline.c: Update comments.
10564 (enum inlining_mode): remove INLINE_SPEED.
10565 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10566 (cgraph_mark_inline_edge): Likewise.
10567 (try_inline): Likewise.
10568 (cgraph_decide_inlining_incrementally): Likewise.
10569 (cgraph_gate_inlining): Remove.
10570 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10571 (cgraph_gate_early_inlining): Likewise.
10572 (gate_inline_passes): Remove.
10573 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10574 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10575 pass_O0_always_inline): Remove.
10576 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10577 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10578 * opts.c (no_unit_at_a_time_default): Remove.
10579 (decode_options): Remove flag_unit_at_a_time reset and warning.
10580 * opts.h (no_unit_at_a_time_default): Remove.
10581 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10582 early in GNU dialect.
10583 (merge_decls): Update comment; drop unit-at-a-time check.
10584 (finish_decl): Likewise.
10585 (grok_declaration): Remove flag_inline_trees code.
10586 (finish_functions): Return on function returning non-void on all
10588 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10589 * cfgexpand.c (expand_one_static_var): Remove.
10590 (expand_one_var): Remove expand_one_static_var call.
10591 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10592 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10593 and flag_unit_at_a-time compatibility checks.
10594 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10595 * tree-inline.c (flag_inline_trees): Remove.
10596 (inlinable_function_p): Don't check it.
10597 (expand_call_inline): Remove non-unit-at-a-time code.
10598 * tree-inline.h (flag_inline_trees): Remove.
10599 * tree-optimize.c (execute_early_local_optimizations): Remove
10600 unit-at-a-time checks.
10601 (tree_rest_of_compilation): Likewise.
10602 * combine.c (setup_incoming_promotions): Likewise.
10603 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10604 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10605 * passes.c (pass_inline_parameters): Update comments; remove
10606 O0_alwaysinline pass.
10607 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10608 (execute_one_pass): Likewise.
10609 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10610 (ix86_function_sseregparm): Likewise.
10611 * arm.c (arm_function_in_section_p): Likewise.
10612 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10613 * varpool.c: Update comments.
10614 (decide_is_variable_needed): Remove unit-at-a-time checks.
10615 (varpool_finalize_decl): Likewise.
10617 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10619 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10620 to 2 instead of -1.
10621 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10623 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10625 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10626 imp symbol extension.
10628 2008-07-23 Ian Lance Taylor <iant@google.com>
10630 * tree-vrp.c (infer_value_range): Ignore asm statements when
10631 looking for memory accesses for -fdelete-null-pointer-checks.
10633 2008-07-24 Ben Elliston <bje@au.ibm.com>
10635 * config/spu/spu-c.c (__vector_keyword): New variable.
10636 (vector_keyword): Likewise.
10637 (spu_categorize_keyword): New function.
10638 (spu_macro_to_expand): Likewise.
10639 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10640 compiling an ISO C dialect.
10642 2008-07-24 Ben Elliston <bje@au.ibm.com>
10644 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10645 conventional usage.
10647 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10649 * configure: Regenerate.
10650 * configure.ac: Require texinfo 4.7.
10651 * doc/install.texi: Document texinfo 4.7 requirement.
10653 2008-07-23 Martin Jambor <mjambor@suse.cz>
10655 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10656 rather than for DECL_SAVED_TREE.
10657 * ipa-prop.c: Include diagnostic.h.
10658 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10660 (ipa_detect_param_modifications): Function rewritten from scratch.
10661 (ipa_compute_jump_functions): Changed accesses to modification flags.
10662 (ipa_free_node_params_substructures): Update flags destruction.
10663 (ipa_node_duplication_hook): Update flags duplication.
10664 (ipa_print_all_params_modified): Updated flag access.
10665 * ipa-prop.h (struct ipa_param_flags): New structure.
10666 (struct ipa_node_params): New field modification_analysis_done,
10667 modified_flags changed into param_flags.
10668 (ipa_is_ith_param_modified): Changed to use new flags.
10669 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10671 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10672 ipa-cp.c and split into two functions.
10673 (ipa_print_node_jump_functions): New function.
10674 (compute_scalar_jump_functions): New function.
10675 (type_like_member_ptr_p): New function.
10676 (compute_pass_through_member_ptrs): New function.
10677 (fill_member_ptr_cst_jump_function): New function.
10678 (determine_cst_member_ptr): New function.
10679 (compute_cst_member_ptr_arguments): New function.
10680 (ipa_compute_jump_functions): Complete rewrite.
10681 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10682 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10683 (struct ipa_member_ptr_cst): New structure.
10684 (union jump_func_value): New field member_cst.
10685 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10686 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10687 jump function types.
10688 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10689 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10690 instead of ipcp_print_all_jump_functions.
10691 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10692 only for replacable scalars.
10694 * doc/invoke.texi (Optimize options): Add description of
10695 -findirect-inlining.
10696 * common.opt (flag_indirect_inlining): New flag.
10697 * opts.c (decode_options): Set flag_indirect_inlining when
10700 * ipa-inline.c: Include ipa-prop.h.
10701 (inline_indirect_intraprocedural_analysis): New function.
10702 (inline_generate_summary): Allocate parameter and argument info
10703 structures, call inline_indirect_intraprocedural_analysis on each
10704 node when doing indirect inlining and deallocate indirect inlining
10705 data structures in the end.
10706 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10707 (free_all_ipa_structures_after_iinln): New function.
10708 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10710 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10712 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10713 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10714 of computing the frequency separately.
10715 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10716 of computing the frequency separately.
10717 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10718 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10719 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10720 (ipa_get_stmt_member_ptr_load_param): New function.
10721 (ipa_is_ssa_with_stmt_def): New function.
10722 (ipa_note_param_call): New function.
10723 (ipa_analyze_call_uses): New function.
10724 (ipa_analyze_stmt_uses): New function.
10725 (ipa_analyze_params_uses): New function.
10726 (ipa_free_node_params_substructures): Also free the param_calls linked
10728 (ipa_node_duplication_hook): Also duplicate the param_calls
10730 (ipa_print_node_param_flags): New function.
10731 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10732 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10733 * ipa-prop.h (struct ipa_param_flags): New field called.
10734 (struct ipa_param_call_note): New structure.
10735 (struct ipa_node_params): New fields param_calls and
10736 uses_analysis_done.
10737 (ipa_is_ith_param_called): New function.
10738 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10739 ipa_analyze_params_uses and dump parameter flags.
10741 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10742 ipa_propagate_indirect_call_infos if performing indirect inlining,
10743 pass a new parameter new_edges to it.
10744 (add_new_edges_to_heap): New fucntion.
10745 (cgraph_decide_inlining_of_small_functions): New vector
10746 new_indirect_edges for newly found indirect edges , call
10747 ipa_propagate_indirect_call_infos after inlining.
10748 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10749 inlining if performing indirect inlining. Call
10750 free_all_ipa_structures_after_iinln when doing so too.
10751 (inline_generate_summary): Do not call
10752 free_all_ipa_structures_after_iinln here.
10753 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10754 (print_edge_addition_message): New function.
10755 (update_call_notes_after_inlining): New function.
10756 (propagate_info_to_inlined_callees): New function.
10757 (ipa_propagate_indirect_call_infos): New function.
10758 * ipa-prop.h: Include cgraph.h
10759 (struct ipa_param_call_note): Fields reordered, new field processed.
10760 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10761 flag indirect_call.
10762 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10763 rediscovered call statements.
10764 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10765 (dump_cgraph_node): Dump also the indirect_call flag.
10766 (cgraph_clone_edge): Copy also the indirect_call flag.
10767 * tree-inline.c (copy_bb): Do not check for fndecls from call
10768 expressions, check for edge availability when moving clones.
10769 (get_indirect_callee_fndecl): New function.
10770 (expand_call_inline): If callee declaration is not apprent from
10771 the statement, try calling get_indirect_callee_fndecl. Do not
10772 issue warnings or call sorry when not inlinings an indirect edge.
10773 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10775 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10776 bit more frandly to matching.
10777 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10778 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10779 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10781 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10784 * opth-gen.awk: Suppress function specific features when building
10786 * optc-gen.awk: Ditto.
10788 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10791 * diagnostic.c (pedwarn): Add opt parameter.
10793 * c-tree.h (pedwarn_init): Add opt parameter.
10794 (pedwarn_c90): Likewise.
10795 (pedwarn_c99): Likewise.
10796 * c-errors.c (pedwarn_c99): Likewise.
10797 (pedwarn_c90): Likewise.
10798 * toplev.h (pedwarn): Update declaration.
10799 (pedwarn0): Declare.
10800 * c-lex.c: All calls to pedwarn changed.
10801 * builtins.c: All calls to pedwarn changed.
10802 * toplev.c: All calls to pedwarn changed.
10803 * c-decl.c: All calls to pedwarn changed.
10804 * c-typeck.c: All calls to pedwarn changed.
10805 * c-common.c: All calls to pedwarn changed.
10806 * c-parser.c: All calls to pedwarn changed.
10808 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10809 Karthik Kumar <karthikkumar@gmail.com>
10811 * attribs.c (file scope): Include c-common.h.
10812 (decl_attributes): Add support for #pragma GCC optimize and
10813 #pragma GCC option.
10815 * targhooks.c (default_can_inline_p): New function that is the
10816 default for the TARGET_CAN_INLINE_P target hook.
10818 * targhooks.h (default_can_inline_p): Add declaration.
10820 * tree.c (cl_optimization_node): New static tree for building
10821 OPTIMIZATION_NODE tree.
10822 (cl_target_option_node): New static tree for building
10823 TARGET_OPTION_NODE tree.
10824 (cl_option_hash_table): New hash table for hashing
10825 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10826 (cl_option_hash_hash): New function to provide the hash value for
10827 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10828 (cl_option_hash_eq): New function to provide an equality test for
10829 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10830 (tree_code_size): Add support for OPTIMIZATION_NODE and
10831 TARGET_OPTION_NODE trees.
10832 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10833 TARGET_OPTION_NODE trees.
10834 (build_optimization_node): Build a tree that has all of the
10835 current optimization options.
10836 (build_target_option_node): Build a tree that has the target
10837 options that might be changed on a per function basis.
10839 * tree.h (file scope): Include options.h.
10840 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10841 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10842 (TREE_OPTIMIZATION): Ditto.
10843 (TREE_TARGET_SPECIFIC): Ditto.
10844 (struct tree_function_decl): Add fields for remembering the
10845 current optimization options and target specific options.
10846 (struct tree_optimization_option): New tree variant that remembers
10847 the optimization options.
10848 (struct tree_target_option): New tree variant that remembers the
10849 target specific flags that might change for compiling a particular
10851 (union tree_node): Include tree_optimization_option and
10852 tree_target_option fields.
10853 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10854 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10855 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10856 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10857 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10858 optimization and target options.
10859 (optimization_default_node): New macro to refer to global_trees
10861 (optimization_current_node): Ditto.
10862 (optimization_cold_node): Ditto.
10863 (optimization_hot_node): Ditto.
10864 (target_option_default_node): Ditto.
10865 (target_option_current_node): Ditto.
10866 (current_option_pragma): Ditto.
10867 (current_optimize_pragma): Ditto.
10869 * target.h (struct gcc_target): Add valid_option_attribute_p,
10870 target_option_save, target_option_restore, target_option_print,
10871 target_option_pragma_parse, and can_inline_p hooks.
10873 * toplev.h (parse_optimize_options): Add declaration.
10874 (fast_math_flags_struct_set_p): Ditto.
10876 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10877 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10880 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10881 tree_can_inline_p hook to see if one function can inline another.
10882 (cgraph_decide_inlining): Ditto.
10883 (cgraph_decide_inlining_incrementally): Ditto.
10885 * opts.c (decode_options): Add support for running multiple times
10886 to allow functions with different target or optimization options
10887 than was specified on the command line.
10888 (fast_math_flags_struct_set_p): New function that is similar to
10889 fast_math_flags_set_p, except it uses the values in the
10890 cl_optimization structure instead of global variables.
10892 * optc-gen.awk: Add support for TargetSave to allow a back end to
10893 declare new fields that need to be saved when using function
10894 specific options. Include flags.h and target.h in the options.c
10895 source. Add support for Save to indicate which options can be set
10896 for individual functions. Generate cl_optimize_save,
10897 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10898 cl_target_option_restore, cl_target_option_print functions to
10899 allow functions to use different optimization or target options.
10901 * opt-functions.awk (var_type_struct): Return the type used for
10902 storing the field in a structure.
10904 * opth-gen.awk: Add support for TargetSave to allow a back end to
10905 declare new fields that need to be saved when using function
10906 specific options. Add support for Save to indicate which options
10907 can be set for individual functions. Only generate one extern for
10908 Mask fields. Generate cl_optimization and cl_target_option
10909 structures to remember optimization and target options.
10911 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10912 collecting new tree nodes.
10913 (TS_TARGET_OPTION): Ditto.
10915 * c-decl.c (merge_decls): Merge function specific target and
10916 optimization options.
10918 * function.c (invoke_set_current_function_hook): If the function
10919 uses different optimization options, change the global variables
10922 * coretypes.h (struct cl_optimization): Add forward reference.
10923 (struct cl_target_option): Ditto.
10925 * c-pragma.c (option_stack): New static vector to remember the
10926 current #pragma GCC option stack.
10927 (handle_pragma_option): New function to support #pragma GCC option
10928 to change target options.
10929 (optimize_stack): New static vector to remember the current
10930 #pragma GCC optimize stack.
10931 (handle_pragma_optimize): New function to support #pragma GCC
10932 optimize to change optimization options.
10933 (init_pragma): Add support for #pragma GCC optimize and #pragma
10936 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10937 optimization options.
10938 (TARGET_OPTION_NODE): New tree code for remembering certain target
10941 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10942 TARGET_OPTION_NODE trees.
10944 * common.opt (-O): Add Optimization flag.
10946 (-fmath-errno): Ditto.
10947 (-falign-functions): Add UInteger flag to make sure flag gets full
10948 int in cl_optimization structure.
10949 (-falign-jumps): Ditto.
10950 (-falign-labels): Ditto.
10951 (-falign-loops): Ditto.
10952 (-fsched-stalled-insns): Ditto.
10953 (-fsched-stalled-insns-dep): Ditto.
10955 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10957 (TARGET_OPTION_SAVE): Ditto.
10958 (TARGET_OPTION_RESTORE): Ditto.
10959 (TARGET_OPTION_PRINT): Ditto.
10960 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10961 (TARGET_CAN_INLINE_P): Ditto.
10962 (TARGET_INITIALIZER): Add new hooks.
10964 * tree-inline.c (tree_can_inline_p): New function to determine
10965 whether one function can inline another. Check if the functions
10966 use compatible optimization options, and also call the backend
10969 * tree-inline.h (tree_can_inline_p): Add declaration.
10971 * c-common.c (c_common_attribute): Add support for option and
10972 optimize attributes.
10973 (handle_option_attribute): Add support for the option attribute to
10974 allow the user to specify different target options for compiling a
10976 (handle_optimize_attribute): Add support for the optimize
10977 attribute to allow the user to specify different optimization
10978 options for compiling a specific function.
10979 (handle_hot_attribute): Turn on -O3 optimization for this one
10980 function if it isn't the default optimization level.
10981 (handle_cold_attribute): Turn on -Os optimization for this one
10982 function if it insn't the default optimization.
10983 (const_char_p): New const char * typedef.
10984 (optimize_args): New static vector to remember the optimization
10986 (parse_optimize_options): New function to set up the optimization
10987 arguments from either the optimize attribute or #pragma GCC optimize.
10989 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10990 (builtin_define_std): Ditto.
10992 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10993 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10994 (x86_64-*-*): Ditto.
10996 * Makefile.in (TREE_H): Add options.h.
10997 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10999 * doc/extend.texi (option attribute): Document new attribute.
11000 (optimize attribute): Ditto.
11001 (hot attribute): Document hot attribute sets -O3.
11002 (cold attribute): Document cold attribute sets -Os.
11003 (#pragma GCC option): Document new pragma.
11004 (#pragma GCC optimize): Ditto.
11006 * doc/options.texi (TargetSave): Document TargetSave syntax.
11007 (UInteger): Document UInteger must be used for certain flags.
11008 (Save): Document Save option to create target specific options
11009 that can be saved/restored on a function specific context.
11011 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11012 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11014 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11015 (TARGET_OPTION_SAVE): Ditto.
11016 (TARGET_OPTION_RESTORE): Ditto.
11017 (TARGET_OPTION_PRINT): Ditto.
11018 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11019 (TARGET_CAN_INLINE_P): Ditto.
11021 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11023 (-mfpmath=both): Ditto.
11025 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11026 Karthik Kumar <karthikkumar@gmail.com>
11028 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11029 (TARGET_POPCNT): Ditto.
11030 (TARGET_SAHF): Ditto.
11031 (TARGET_AES): Ditto.
11032 (TARGET_PCLMUL): Ditto.
11033 (TARGET_CMPXCHG16B): Ditto.
11034 (TARGET_RECIP): Move switch into target_flags.
11035 (TARGET_FUSED_MADD): Ditto.
11036 (ix86_arch_features): Make an unsigned char type.
11037 (ix86_tune_features): Ditto.
11038 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11039 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11040 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11042 * config/i386/i386.opt (arch): New TargetSave field to define
11043 fields that need to be saved for function specific option support.
11046 (branch_cost): Ditto.
11047 (ix86_isa_flags_explicit): Ditto.
11048 (tune_defaulted): Ditto.
11049 (arch_specified): Ditto.
11050 (-m128-long-double): Add Save flag to save option for target
11051 specific option support.
11053 (-maccumulate-outgoing-args): Ditto.
11054 (-malign-double): Ditto.
11055 (-malign-stringops): Ditto.
11056 (-mfancy-math-387): Ditto.
11057 (-mhard-float): Ditto.
11058 (-mieee-fp): Ditto.
11059 (-minline-all-stringops): Ditto.
11060 (-minline-stringops-dynamically): Ditto.
11061 (-mms-bitfields): Ditto.
11062 (-mno-align-stringops): Ditto.
11063 (-mno-fancy-math-387): Ditto.
11064 (-mno-push-args): Ditto.
11065 (-mno-red-zone): Ditto.
11066 (-mpush-args): Ditto.
11067 (-mred-zone): Ditto.
11069 (-msseregparm): Ditto.
11070 (-mstack-arg-probe): Ditto.
11082 (-mno-sse4): Ditto.
11085 (-mrecip): Move flag into target_flags.
11087 (-mno-fused-madd): Ditto.
11088 (-mfused-madd): Ditto.
11089 (-mabm): Move flag into ix86_isa_flags.
11096 * config/i386/i386-c.c: New file for #pragma support.
11097 (ix86_target_macros_internal): New function to #define or #undef
11098 target macros based when the user uses the #pragma GCC option to
11099 change target options.
11100 (ix86_pragma_option_parse): New function to add #pragma GCC option
11102 (ix86_target_macros): Move defining the target macros here from
11103 TARGET_CPU_CPP_BUILTINS in i386.h.
11104 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11105 defined, initialize any subtarget #pragmas.
11107 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11108 REGISTER_TARGET_PRAGMAS.
11110 * config/i386/t-i386: New file for x86 dependencies.
11111 (i386.o): Make dependencies mirror the include files used.
11112 (i386-c.o): New file, add dependencies.
11114 * config/i386/i386-protos.h (override_options): Add bool argument.
11115 (ix86_valid_option_attribute_tree): Add declaration.
11116 (ix86_target_macros): Ditto.
11117 (ix86_register_macros): Ditto.
11119 * config/i386/i386.c (ix86_tune_features): Move initialization of
11120 the target masks to initial_ix86_tune_features to allow functions
11121 to have different target options. Make type unsigned char,
11122 instead of unsigned int.
11123 (initial_ix86_tune_features): New static vector to hold processor
11124 masks for the tune variables.
11125 (ix86_arch_features): Move initialization of the target masks to
11126 initial_ix86_arch_features to allow functions to have different
11127 target options. Make type unsigned char, instead of unsigned int.
11128 (initial_ix86_arch_features): New static vector to hold processor
11129 masks for the arch variables.
11130 (enum ix86_function_specific_strings): New enum to describe the
11131 string options used for attribute((option(...))).
11132 (ix86_target_string): New function to return a string that
11133 describes the target options.
11134 (ix86_debug_options): New function to print the current options in
11136 (ix86_function_specific_save): New function hook to save the
11137 function specific global variables in the cl_target_option structure.
11138 (ix86_function_specific_restore): New function hook to restore the
11139 function specific variables from the cl_target_option structure to
11140 the global variables.
11141 (ix86_function_specific_print): New function hook to print the
11142 target specific options in the cl_target_option structure.
11143 (ix86_valid_option_attribute_p): New function hook to validate
11144 attribute((option(...))) arguments.
11145 (ix86_valid_option_attribute_tree): New function that is common
11146 code between attribute((option(...))) and #pragma GCC option
11147 support that parses the options and returns a tree holding the options.
11148 (ix86_valid_option_attribute_inner_p): New helper function for
11149 ix86_valid_option_attribute_tree.
11150 (ix86_can_inline_p): New function hook to decide if one function
11151 can inline another on a target specific basis.
11152 (ix86_set_current_function); New function hook to switch target
11153 options if the user used attribute((option(...))) or #pragma GCC
11155 (ix86_tune_defaulted): Move to static file scope from
11157 (ix86_arch_specified): Ditto.
11158 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11160 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11161 (OPTION_MASK_ISA_ABM_SET): Ditto.
11162 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11163 (OPTION_MASK_ISA_CX16_SET): Ditto.
11164 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11165 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11166 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11167 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11168 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11169 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11170 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11171 (struct ptt): Move to static file scope from override_options.
11172 (processor_target_table): Ditto.
11173 (cpu_names): Ditto.
11174 (ix86_handle_option): Add support for options that are now isa options.
11175 (override_options): Add support for declaring functions that
11176 support different target options than were specified on the
11177 command line. Move struct ptt, processor_target_table, cpu_names,
11178 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11179 Add bool argument. Fix up error messages so the appropriate error
11180 is given for either command line or attribute.
11181 (ix86_previous_fndecl): New static to remember previous function
11182 declaration to see if we need to change target options.
11183 (ix86_builtins_isa): New array to record the ISA of each builtin
11185 (def_builtin): Always create the builtin function, even if the
11186 current ISA doesn't support it.
11187 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11188 tests for those builtins.
11189 (ix86_init_builtins): Remove TARGET_MMX test for calling
11190 ix86_init_mmx_sse_builtins.
11191 (ix86_expand_builtin): If the current ISA doesn't support a given
11192 builtin, signal an error.
11193 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11194 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11195 (TARGET_OPTION_SAVE): Ditto.
11196 (TARGET_OPTION_RESTORE): Ditto.
11197 (TARGET_OPTION_PRINT): Ditto.
11198 (TARGET_CAN_INLINE_P): Ditto.
11200 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11202 * c-typeck.c (build_external_ref): Don't call assemble_external.
11203 * final.c (output_operand): Call assemble_external.
11205 2008-07-21 DJ Delorie <dj@redhat.com>
11207 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11208 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11210 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11212 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11213 original insn and splitter contents into ...
11214 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11215 flag_unsafe_math_optimizations. Add dummy scratch register.
11216 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11217 !flag_unsafe_math_optimizations. Returns number with next
11218 highest magnitude if this is still less or equal to the true
11219 quotient in magnitude.
11221 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11223 * Makefile.in: Replace toplev.h with TOPLEV_H.
11224 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11225 * c-lex.c (fe_file_change): Don't set in_system_header.
11226 * c-parser.c (c_token): Remove in_system_header.
11227 (c_lex_one_token): Don't set in_system_header.
11228 (c_parser_set_source_position_from_token): Don't set in_system_header.
11229 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11232 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11233 * flags.h (in_system_header): Remove.
11234 * function.c (saved_in_system_header): Remove.
11235 (push_cfun): Don't set in_system_header.
11236 (pop_cfun): Don't set in_system_header.
11237 (push_struct_function): Don't set in_system_header.
11238 * input.h (expanded_location): Add sysp.
11239 (in_system_header_at): New.
11240 (in_system_header): New.
11241 * toplev.c (in_system_header): Remove.
11242 * toplev.h: Include input.h
11244 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11245 * tree-ssa.c (warn_uninit): Call warning_at.
11246 (warn_uninitialized_var): Update calls to warn_uninit.
11247 (warn_uninitialized_phi): Update calls to warn_uninit.
11248 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11249 (expand_location): Initialize xloc.sysp.
11250 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11251 (tree_decl_with_vis): Remove in_system_header_flag.
11253 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11256 * recog.c (asm_operand_ok): Change the order of the extra
11257 memory constraint checks.
11259 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11262 * tree-switch-conversion.c (build_one_array): Call
11263 varpool_mark_needed_node and varpool_finalize_decl
11264 instead of assemble_variable.
11266 2008-07-19 Jan Hubicka <jh@suse.cz>
11268 * cgraph.c (cgraph_add_new_function): Do early local passes.
11269 * tree-nrv.c (gate_pass_return_slot): New gate.
11270 (pass_nrv): Add the gate.
11271 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11273 (coalesce_ssa_name): Coalesce SSA names.
11274 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11275 not optimizing so unused user vars remains visible.
11276 * common.opt (flag_tree_ter): Always enable by default.
11277 * tree-ssa-ter.c: Include flags.h
11278 (is_replaceable_p): Check that locations match; when aliasing
11279 is missing be conservative about loads.
11280 * tree-optimize.c (gate_init_datastructures): Remove.
11281 (pass_init_datastructures): New.
11282 * passes.c: Reorder passes so we always go into SSA.
11284 2008-07-19 Jan Hubicka <jh@suse.cz>
11286 * doc/extend.texi (flatten attribute): Remove note about
11288 * doc/invoke.texi (--combine): Likewise.
11289 (-finline-functions-called-once): Update levels when enabled.
11290 (-funit-at-a-time): Document new behaviour.
11291 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11292 -fno-section-anchors when disabled explicitly.
11293 (inline params): They are not ignored now.
11294 (precompiled headers): Remove unit-at-a-time as being incompatible.
11295 * opts.c (decode_options): Handle unit-at-a-time as alias;
11296 imply -fno-section-anchors when toplevel reorder is disabled
11298 * common.opt (ftoplevel-reorder): Set default value to 2.
11299 (funit-at-a-time): Set default value to 1.
11300 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11303 2008-07-19 Jan Hubicka <jh@suse.cz>
11305 * builtins.c (expand_builtin_int_roundingfn,
11306 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11309 2008-07-19 Richard Guenther <rguenther@suse.de>
11312 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11313 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11314 * tree-ssa-pre.c (get_expr_value_id): For newly created
11315 constant value-ids make sure to add the expression to its
11318 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11320 PR middle-end/36877
11321 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11322 return value of the builtin is ignored.
11324 2008-07-19 Olivier Hainque <hainque@adacore.com>
11326 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11327 bits, a C conformant malloc implementation has to provide.
11328 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11330 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11334 * reload.c (find_reloads_subreg_address): Only reload address if
11335 reloaded == 0, not for reloaded != 1.
11338 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11339 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11340 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11341 m32c_legitimize_reload_address.
11343 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11344 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11345 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11347 2008-07-19 Olivier Hainque <hainque@adacore.com>
11349 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11350 argument, saying whether nested array are to be collapsed
11351 into a single array type DIE with multiple subscripts.
11352 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11353 issues, centralize the nested array types collapsing control and
11354 disable the transformation for Ada.
11356 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11359 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11361 (x86_64_shift_adj_2): New expander.
11362 (x86_64_shift_adj_3): Ditto.
11363 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11364 to split TImode operands.
11365 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11366 (ix86_split_lshr): Ditto.
11368 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11370 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11371 and __CHAR32_TYPE__.
11372 * c-typeck.c (digest_init): Support char16_t and char32_t.
11373 (set_nonincremental_init_from_string): Idem.
11375 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11377 PR middle-end/36859
11378 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11379 PREFERRED_STACK_BOUNDARY.
11380 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11382 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11384 PR middle-end/36858
11385 * function.c (locate_and_pad_parm): Cap boundary earlier.
11387 2008-07-17 Julian Brown <julian@codesourcery.com>
11389 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11390 no-op for targets which don't use DLLs.
11392 2008-07-17 Martin Jambor <mjambor@suse.cz>
11394 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11395 that nodes are relevant by examining the node->analyzed flag.
11396 (ipcp_init_stage): Check which nodes are relevant, assert that the
11397 relevant ones are also required.
11398 (ipcp_propagate_stage): Check on the side arrays are properly
11400 (ipcp_print_all_jump_functions): Make sure not to touch any node
11401 that is not analyzed or an edge that does not have a corresponding
11402 entry in the on-the-side vectors.
11403 (ipcp_function_scale_print): Likewise.
11404 (ipcp_update_callgraph): Check that the node is relevant.
11405 (ipcp_insert_stage): Check that the node is relevant. Check there is
11406 an info for every node and edge.
11407 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11408 (ipa_print_all_tree_maps): Likewise and a new variable info.
11409 (ipa_print_all_params_modified): Likewise.
11410 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11412 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11415 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11417 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11419 PR rtl-optimization/36753
11420 * fwprop.c (use_killed_between): Don't shortcut
11421 single-definition global registers.
11423 2008-07-16 Jan Hubicka <jh@suse.cz>
11425 * cgraph.h (varpool_empty_needed_queue): Declare.
11426 * cgraphunit.c (output_in_order): Mark all variables as needed;
11428 * varpool.c (varpool_assemble_node): Update debug queue.
11429 (varpool_assemble_pending_decls): Don't do it here.
11430 (varpool_empty_needed_queue): New function.
11432 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11434 * recog.c (peephole2_optimize): Fix formatting.
11436 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11438 * c-pch.c (get_ident): Avoid C++ keywords.
11439 * combine-stack-adj.c (single_set_for_csa): Likewise.
11440 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11441 output_asm_insn): Likewise.
11442 * reload.c (push_secondary_reload, find_reusable_reload,
11443 push_reload, combine_reloads, find_reloads,
11444 debug_reload_to_stream): Likewise.
11445 * reload.h (struct reload): Likewise.
11446 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11447 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11448 emit_output_reload_insns): Likewise.
11449 * targhooks.c (default_secondary_reload): Likewise.
11450 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11452 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11454 * recog.c (validate_change_1, validate_change,
11455 validate_unshare_change, validate_replace_rtx_1, struct
11456 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11458 * reload.c (push_secondary_reload, secondary_reload_class,
11459 scratch_reload_class, find_valid_class, find_reusable_reload,
11460 push_reload, find_dummy_reload, find_reloads_address_1,
11461 find_reloads_address_part, find_equiv_reg): Likewise.
11462 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11463 choose_reload_regs): Likewise.
11464 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11466 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11467 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11468 * sched-rgn.c (concat_INSN_LIST): Likewise.
11469 * stor-layout.c (mode_for_size, mode_for_size_tree,
11470 smallest_mode_for_size): Likewise.
11472 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11474 * cfg.c (dump_reg_info): Avoid C++ keywords.
11475 * dwarf2asm.c (dw2_force_const_mem,
11476 dw2_asm_output_encoded_addr_rtx): Likewise.
11477 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11478 * expmed.c (expand_shift): Likewise.
11479 * global.c (find_reg): Likewise.
11480 * graph.c (draw_edge): Likewise.
11481 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11482 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11483 widen_clz, widen_bswap, expand_parity, expand_unop,
11484 emit_cmp_and_jump_insn_1): Likewise.
11485 * postreload.c (reload_cse_simplify_operands): Likewise.
11486 * ra.h (add_neighbor): Likewise.
11487 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11488 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11489 record_reg_classes, copy_cost, record_address_regs,
11490 invalid_mode_change_p): Likewise.
11491 * regrename.c (regrename_optimize, scan_rtx_reg,
11492 dump_def_use_chain, find_oldest_value_reg,
11493 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11495 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11497 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11498 MASK_POWERPC64 for power4 in previous commit.
11500 2008-07-16 Olivier Hainque <hainque@adacore.com>
11502 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11503 instead of bare conversion to cast const-ness away.
11505 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11507 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11508 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11509 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11510 (TARGET_FUNCTION_VALUE): Define.
11512 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11514 * config/rs6000/rs6000.c (processor_target_table): Add
11515 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11517 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11520 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11521 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11522 m32c_legitimize_reload_address.
11524 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11526 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11527 DECL_IN_SYSTEM_HEADER in sync.
11529 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11531 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11532 * tree-ssa-pre.c (pre_expr_eq): Ditto
11533 (get_constant_for_value_id): Take a type as an argument.
11534 (fully_constant_expression): Pass in type.
11535 (find_or_generate_expression): Short circuit constant case.
11536 (create_expression_by_pieces): Remove special casing of
11538 (do_regular_insertion): Short circuit constant case.
11539 (do_partial_partial_insertion): Ditto.
11541 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11544 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11546 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11548 * config/xtensa/libgcc-xtensa.ver: New file.
11549 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11551 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11553 * df-problems.c (df_set_note): Avoid C++ keywords.
11554 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11555 * dse.c (record_store, remove_useless_values): Likewise.
11556 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11557 gen_reg_rtx_offset, operand_subword, change_address_1,
11558 change_address, adjust_address_1, offset_address,
11559 widen_memory_access, emit_copy_of_insn_after): Likewise.
11560 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11561 * fwprop.c (should_replace_address, propagate_rtx_1,
11562 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11564 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11565 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11566 * lcm.c (compute_insert_delete, pre_edge_lcm,
11567 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11568 * lower-subreg.c (resolve_reg_notes): Likewise.
11569 * mode-switching.c (optimize_mode_switching): Likewise.
11571 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11573 * bt-load.c (add_btr_def, migrate_btr_def,
11574 branch_target_load_optimize): Avoid C++ keywords.
11575 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11577 * combine.c (subst, simplify_set, make_extraction,
11578 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11579 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11580 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11582 2008-07-15 Richard Guenther <rguenther@suse.de>
11584 PR middle-end/36369
11585 * c-common.c (strict_aliasing_warning): Do not warn for
11586 TYPE_REF_CAN_ALIAS_ALL pointers.
11587 (c_common_get_alias_set): may_alias types are not special.
11588 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11589 attribute and set can_ref_all accordingly.
11590 (build_reference_type_for_mode): Likewise.
11591 * doc/extend.texi (may_alias): Clarify.
11593 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11596 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11597 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11599 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11602 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11603 gcc_assert, instead call output_operand_lossage.
11605 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11607 * builtins.c (std_canonical_va_list): Treat structure based
11610 2008-07-15 Ben Elliston <bje@au.ibm.com>
11612 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11614 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11616 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11619 2008-07-14 Jan Hubicka <jh@suse.cz>
11621 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11622 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11623 fix predicates and constraints.
11624 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11625 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11627 2008-07-14 Doug Kwan <dougkwan@google.com>
11629 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11630 additional option file arm/eabi.opt.
11631 * config/arm/eabi.h (File): New configuration file for EABI targets.
11632 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11633 SUBSUBTARGET_EXTRA_SPECS.
11634 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11635 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11636 from STARTFILE_SPEC so that it can be referenced in an override.
11637 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11638 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11639 can be referenced in an override.
11640 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11641 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11642 so that it can be referenced in an override.
11643 (LINK_SPEC): Use BPABI_LINK_SPEC.
11644 * config/arm/eabi.opt (File): New.
11646 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11648 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11649 (FIXED_VALUE_H): New variable.
11650 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11651 input.h, fixed-value.h.
11652 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11653 (BASIC_BLOCK_H): Use $(BITMAP_H).
11654 (FUNCTION_H): Add varray.h.
11655 (IPA_REFERENCE_H): Use $(BITMAP_H).
11656 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11657 (DF_H): Use $(BITMAP_H).
11658 (GGC_H): Add statistics.h.
11659 (INSN_ADDR_H): New.
11660 (INSN_ATTR_H): Use it.
11661 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11663 (SYMTAB_H): Add $(OBSTACK_H).
11664 (CPP_INTERNAL_H): New.
11665 (TREE_DUMP_H): Add tree-pass.h.
11666 (TREE_FLOW_H): Use $(BITMAP_H)
11667 (PRETTY_PRINT_H): Use $(INPUT_H).
11668 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11671 (many object files): Fix lots of header dependencies throughout.
11673 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11675 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11677 (s-gtyp-input): Use them to write tmp-gi.list.
11678 (echo_to_gi.list): Remove.
11680 2008-07-14 Richard Guenther <rguenther@suse.de>
11682 * tree-ssa-sccvn.c (pre_info): Remove.
11683 (switch_to_PRE_table): Likewise.
11684 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11685 (set_hashtable_value_ids): Do not create value-ids for the
11687 (run_scc_vn): Remove double test. Remove bogus special-case
11688 in value-number printing.
11689 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11690 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11692 * tree-flow-inline.h (get_value_handle): Remove.
11693 * tree-flow.h (get_value_handle): Remove.
11695 2008-07-14 Martin Jambor <mjambor@suse.cz>
11697 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11698 in which we generate arithmetics is not a subrange.
11700 2008-07-14 Martin Jambor <mjambor@suse.cz>
11702 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11704 2008-07-14 Richard Guenther <rguenther@suse.de>
11706 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11708 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11711 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11712 reload for symbol refs moved to r0 with -fPIC.
11713 (legitimize_pic_address): Use the target register as temporary
11715 (emit_symbolic_move): Adjust comment.
11716 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11719 2008-07-14 Ben Elliston <bje@au.ibm.com>
11721 * c-common.h (C_CPP_HASHNODE): New macro.
11722 * coretypes.h (struct cpp_token): Forward declare.
11723 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11724 the context-sensitive keyword method.
11725 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11726 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11727 expand_bool_pixel): New.
11728 (altivec_categorize_keyword): New function.
11729 (init_vector_keywords): New function.
11730 (rs6000_macro_to_expand): Likewise.
11731 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11732 compiling an ISO C dialect.
11734 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11736 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11737 (create_expression_by_pieces): Fix typo.
11738 (do_regular_insertion): Use debug counter here too.
11740 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11743 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11744 CONST_OK_FOR_LETTER_P. All port-local users changed.
11745 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11746 implement Kp matching power-of-two.
11747 (CONSTRAINT_LEN): Define to match.
11748 * config/cris/cris.md: Replace all use of constraint K with Kc.
11749 ("*btst*): Use Kp for operand 0 of last alternative.
11751 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11754 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11757 2008-07-13 Jan Hubicka <jh@suse.cz>
11759 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11762 2008-07-13 Richard Guenther <rguenther@suse.de>
11764 PR middle-end/36811
11765 * langhooks.c (lhd_print_error_function): Deal with recursive
11768 2008-07-12 Jan Hubicka <jh@suse.cz>
11770 * cgraph.c (assembler_name_hash): New static var.
11771 (hash_node_by_assembler_name, eq_assembler_name): New.
11772 (cgraph_node_for_asm): Use hashtable.
11773 (cgraph_remove_node): Maintain hashtable.
11774 (change_decl_assembler_name): Sanity check that names are not changing
11775 after aliasing was processed.
11776 * cgraph.h (varpoon_node): Add next GGC marker.
11777 * tree.c (decl_assembler_name_equal): Constify.
11778 (decl_assembler_name_hash): New.
11779 * tree.h (decl_assembler_name_equal): Constify.
11780 (decl_assembler_name_hash): Update.
11782 2008-07-12 David Daney <ddaney@avtrex.com>
11784 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11785 sb1 and r5000 cpus.
11787 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11789 * doc/md.texi: Document the MIPS "v" constraint.
11790 * config/mips/mips.h (reg_class): Revert last change.
11791 (REG_CLASS_NAMES): Likewise.
11792 (REG_CLASS_CONTENTS): Likewise.
11793 * config/mips/mips.c (mips_regno_to_class): Likewise.
11794 * config/mips/constraints.md (v): Likewise, but add documentation.
11795 Add a comment to say that this constraint should not be used in
11798 2008-07-11 DJ Delorie <dj@redhat.com>
11800 * config/h8300/h8300.md (length): Fix branch offset limit.
11802 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11804 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11805 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11806 (avr_hard_regno_scratch_ok): New function.
11807 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11808 * config/avr/avr.md (all peepholes that request a scratch register):
11809 Remove avr_peep2_scratch_safe use.
11811 2008-07-11 Tom Tromey <tromey@redhat.com>
11812 Ian Lance Taylor <iant@google.com>
11814 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11815 (struct c_common_resword): Define.
11816 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11817 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11818 (c_common_reswords, num_c_common_reswords): Declare.
11819 * c-common.c (c_common_reswords): New global const array.
11820 (num_c_common_reswords): New const int.
11821 * c-parser.c (struct resword, reswords): Don't define.
11822 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11823 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11824 than reswords. If warning about C++ keywords, give them a special
11826 (c_lex_one_token): Warn about C++ keywords. Call
11827 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11828 (c_parser_external_declaration): Look for RID_xxx rather than
11829 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11830 (c_parser_statement_after_labels): Likewise.
11831 (c_parser_objc_class_instance_variables): Likewise.
11832 (c_parser_objc_class_declaration): Likewise.
11833 (c_parser_objc_try_catch_statement): Likewise.
11834 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11835 (declspecs_add_type): Likewise.
11837 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11839 * ggc-page.c (alloc_page):
11840 Substituting xmalloc, xcalloc with
11841 XNEWVEC and XCNEWVAR macros which add the
11844 2008-07-11 Richard Guenther <rguenther@suse.de>
11846 PR tree-optimization/36765
11847 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11848 aliases from HEAP vars to SMTs.
11850 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11852 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11853 * configure.ac (loose_warn): Move -Wc++-compat from here...
11854 (strict_warn): ...to here.
11855 * configure: Regenerate.
11857 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11859 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11860 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11861 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11862 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11863 excluding more specific h8300-*-* and sh-*-* targets.
11865 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11867 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11868 (eliminate): Ditto.
11869 (execute_pre): Call loop_optimizer_finalize in early exit.
11871 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11873 PR middle-end/36790
11874 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11875 uids in the bitmap, not just VAR_DECL uids.
11877 PR rtl-optimization/36419
11878 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11879 (combine_stack_adjustments_for_block): Call it if needed. Delete
11881 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11882 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11883 prologue sp adjustment.
11885 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11888 * opts.c (print_ignored_options): Report postponed diagnostics for
11889 unknown -Wno-* options as warnings, not errors.
11890 (postpone_unknown_option_error): Renamed to...
11891 (postpone_unknown_option_warning): ... this.
11893 2008-07-09 Doug Kwan <dougkwan@google.com>
11896 2008-07-08 Doug Kwan <dougkwan@google.com>
11898 * config/arm/arm.opt (mandroid): New option.
11899 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11900 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11902 (CC1PLUS_SPEC): Same.
11904 (STARTFILE_SPEC): Same.
11905 (ENDFILE_SPEC): Same.
11906 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11909 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11912 * config/mips/mips.h (reg_class): Remove V1_REG.
11913 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11914 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11915 instead of V1_REGS.
11916 (mips_get_tp): New function.
11917 (mips_legitimize_tls_address): Use it.
11918 * config/mips/constraints.md (v): Delete.
11919 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11920 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11921 After reload, split into a move and ...
11922 (*tls_get_tp_<mode>_split): ...this new instruction.
11924 2008-07-09 David Daney <ddaney@avtrex.com>
11926 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11928 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11930 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11931 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11933 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11934 htab_delete should be called. Don't free c.
11935 (lookup_tmp_var): Create temp_htab lazily.
11936 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11937 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11939 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11940 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11941 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11942 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11943 * tree-sra.c (generate_element_init): Likewise.
11944 * tree-mudflap.c (execute_mudflap_function_ops,
11945 execute_mudflap_function_decls): Likewise.
11946 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11947 * tree-gimple.h (struct gimplify_ctx): New type.
11948 (push_gimplify_context): Adjust prototype.
11950 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11952 * tree-ssa-pre.c (phi_translate_1): Update placement of
11953 add_to_value calls.
11955 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11957 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11958 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11959 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11960 * targhooks.c (default_hard_regno_scratch_ok): New function.
11961 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11962 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11963 * recog.c: Include "target.h".
11964 (peep2_find_free_register): Add check for global regs. Add target
11966 * Makefile.in (recog.o): Depend on target.h.
11968 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11970 * config/sh/sh.c (sh_canonical_va_list_type): New.
11971 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11973 2008-07-09 Raksit Ashok <raksit@google.com>
11975 * doc/invoke.texi (Option Summary): Mention new option
11976 -Wdisallowed-function-list=...
11977 (Warning Options): Document -Wdisallowed-function-list=...
11978 * common.opt (Wdisallowed-function-list=): New flag.
11979 * flags.h (warn_disallowed_functions): External definition of new
11980 boolean warning flag.
11981 (warn_if_disallowed_function_p): Declare new function.
11982 * opts.c (warning_disallowed_functions): New static variable.
11983 (warn_disallowed_functions): New boolean warning flag.
11984 (warn_if_disallowed_function_p): New function.
11985 (add_comma_separated_to_vector): Rename
11986 add_instrument_functions_exclude_list to this.
11987 (common_handle_option): Handle new option. Rename calls to
11988 add_instrument_functions_exclude_list into calls to
11989 add_comma_separated_to_vector.
11990 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11991 based on flag warn_disallowed_functions.
11993 2008-07-09 Christian Bruel <christian.bruel@st.com>
11995 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11996 instead of get_attr_length.
11998 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12000 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12002 * genemit.c (gen_insn): Likewise.
12003 * gengtype.c (note_def_vec): Likewise.
12004 * gengtype.h (note_def_vec): Likewise.
12005 * genoutput.c (struct data, output_insn_data, process_template,
12006 gen_expand, gen_split, note_constraint): Likewise.
12007 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12008 make_insn_sequence): Likewise.
12009 * gensupport.c (record_insn_name): Likewise.
12011 2008-07-08 Doug Kwan <dougkwan@google.com>
12013 * config/arm/arm.opt (mandroid): New option.
12014 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12015 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12017 (CC1PLUS_SPEC): Same.
12019 (STARTFILE_SPEC): Same.
12020 (ENDFILE_SPEC): Same.
12021 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12024 2008-07-08 Raksit Ashok <raksit@google.com>
12026 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12027 (set_storage_via_setmem): Fix expected_align parameter.
12028 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12029 missing from the list.
12030 * doc/md.texi (movmem): Explicitly state that expected alignment is
12031 to be expressed in bytes.
12032 (setmem): Explicitly state that expected alignment is to be expressed
12035 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12037 * reload.c (find_reloads_subreg_address): Do not require validity
12038 of address in original mode before reloading address.
12040 2008-07-07 Tianwei Sheng <tianweis@google.com>
12042 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12043 bounds array access.
12045 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12047 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12049 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12051 Fix PR tree-optimization/23455
12052 Fix PR tree-optimization/35286
12053 Fix PR tree-optimization/35287
12054 * Makefile.in (OBJS-common): Remove tree-vn.o.
12055 (tree-vn.o): Remove.
12056 * dbgcnt.def: Add treepre_insert debug counter.
12057 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12058 (debug_value_expressions): Ditto.
12059 (print_value_expressions): Ditto.
12060 * tree-pretty-print.c (dump_generic_node): Updated for
12061 VALUE_HANDLE removal.
12062 * tree-ssa-dom.c (record_equality): Ditto.
12063 (cprop_operand): Ditto.
12064 (lookup_avail_expr): Ditto.
12065 * tree-ssa-threadedge.c
12066 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12067 (simplify_control_stmt_condition): Ditto.
12068 * tree.c (tree_code_size): Ditto.
12069 (tree_node_structure): Ditto.
12070 (iterative_hash_expr): Ditto.
12072 * tree.h (VALUE_HANDLE_ID): Ditto.
12073 (VALUE_HANDLE_EXPR_SET): Ditto.
12074 (struct tree_value_handle): Ditto.
12075 (union tree_node): Ditto.
12076 * treestruct.def: Ditto.
12077 * tree-vn.c: Removed.
12078 * tree-ssa-pre.c: Rewritten entirely.
12079 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12080 (constant_value_ids): Ditto.
12081 (vn_nary_op_t): Moved to header.
12083 (vn_reference_op_t): Ditto
12084 (vn_reference_t): Ditto.
12085 (next_value_id): New variable.
12086 (VN_INFO): Add an assert.
12087 (vn_constant_eq): New function.
12088 (vn_constant_hash): Ditto.
12089 (get_or_alloc_constant_value_id): Ditto.
12090 (value_id_constant_p): Ditto.
12091 (vn_reference_compute_hash): De-staticify.
12092 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12093 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12094 (valueize_refs): Update opcode if it changes from ssa name to constant.
12095 (vn_reference_lookup_1): Add new argument.
12096 (vn_reference_lookup): Ditto.
12097 (vn_reference_lookup_pieces): New function.
12098 (vn_reference_insert): Add return type. Modify to deal with value ids.
12099 (vn_reference_insert_pieces): New function.
12100 (vn_nary_op_compute_hash): De-staticify.
12101 (vn_nary_op_eq): Ditto.
12102 (vn_nary_op_lookup_pieces): New function.
12103 (vn_nary_op_lookup): Add new argument.
12104 (vn_nary_op_insert_pieces): New function.
12105 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12106 (vn_phi_insert): Ditto.
12107 (visit_unary_op): Update for callee changes.
12108 (visit_binary_op): Ditto.
12109 (visit_reference_op_load): Ditto.
12110 (visit_reference_op_store): Ditto.
12111 (init_scc_vn): Init next_value_id, constant_to_value_id and
12112 constant_value_ids.
12113 (free_scc_vn): Free them.
12114 (set_hashtable_value_ids): New function.
12115 (run_scc_vn): Use it.
12116 (get_max_value_id): New function.
12117 (get_next_value_id): Ditto.
12118 (expressions_equal_p): Moved from tree-vn.c
12119 (sort_vuses): Ditto.
12120 (sort_vuses_heap): Ditto.
12121 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12123 * tree.c (iterative_hash_hashval_t): Made non-static
12124 * tree.h (iterative_hash_hashval_t): Declare it.
12126 2008-07-08 Martin Jambor <mjambor@suse.cz>
12128 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12129 instead of ipa_create_node_params.
12130 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12131 ipa_check_create_edge_args, free them with
12132 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12134 * ipa-prop.c: Include flags.h and tree-inline.h.
12135 (ipa_node_params_vector): New variable.
12136 (ipa_edge_args_vector): New variable.
12137 (edge_removal_hook_holder): New variable.
12138 (node_removal_hook_holder): New variable.
12139 (edge_duplication_hook_holder): New variable.
12140 (node_duplication_hook_holder): New variable.
12141 (ipa_detect_param_modifications): Check for presence of modified flags.
12142 (ipa_compute_jump_functions): Check for presence of jump functions.
12143 (ipa_free_edge_args_substructures): New function.
12144 (ipa_create_node_params): Removed.
12145 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12146 (ipa_free_node_params_substructures): New function.
12147 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12149 (ipa_edge_removal_hook): New function.
12150 (ipa_node_removal_hook): New function.
12151 (duplicate_array): New function.
12152 (ipa_edge_duplication_hook): New function.
12153 (ipa_node_duplication_hook): New function.
12154 (ipa_register_cgraph_hooks): New function.
12155 (ipa_unregister_cgraph_hooks): New function.
12156 (free_all_ipa_structures_after_ipa_cp): New function.
12158 * ipa-prop.h: Include vec.h.
12159 (ipa_node_params_t): New typedef with vector types for it.
12160 (ipa_edge_args_t): New typedef with vector types for it.
12161 (IPA_NODE_REF): Changed to access an on-the-side vector.
12162 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12163 (ipa_check_create_node_params): New function.
12164 (ipa_check_create_edge_args): New function.
12166 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12169 2008-07-07 Tom Tromey <tromey@redhat.com>
12171 * configure, config.in: Rebuilt.
12172 * configure.ac: Don't check for scandir or alphasort.
12174 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12176 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12177 types immediately after creating them.
12179 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12181 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12183 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12185 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12186 dump_constraint_graph.
12187 (dump_constraint_edge): New function.
12188 (dump_constraint_graph): New function.
12189 (debug_constraint_graph): New function.
12190 (dump_constraint): Removed useless comparison.
12191 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12192 (dump_constraint_graph): Declare.
12193 (debug_constraint_graph): Declare.
12194 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12196 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12198 * config/i386/i386.c (is_va_list_char_pointer): New.
12199 (ix86_va_start): Replace compare with ms_va_list_type_node
12200 by is_va_list_char_pointer.
12201 (ix86_gimplify_va_arg): Likewise.
12203 2008-07-07 Martin Jambor <mjambor@suse.cz>
12205 * cgraph.c (cgraph_edge_max_uid): New variable.
12206 (struct cgraph_edge_hook_list): New type.
12207 (struct cgraph_node_hook_list): New type.
12208 (struct cgraph_2edge_hook_list): New type.
12209 (struct cgraph_2node_hook_list): New type.
12210 (first_cgraph_edge_removal_hook): New variable.
12211 (first_cgraph_node_removal_hook): New variable.
12212 (first_cgraph_edge_duplicated_hook): New variable.
12213 (first_cgraph_node_duplicated_hook): New variable.
12214 (cgraph_add_edge_removal_hook): New function.
12215 (cgraph_remove_edge_removal_hook): New function.
12216 (cgraph_call_edge_removal_hooks): New function.
12217 (cgraph_add_node_removal_hook): New function.
12218 (cgraph_remove_node_removal_hook): New function.
12219 (cgraph_call_node_removal_hooks): New function.
12220 (cgraph_add_edge_duplication_hook): New function.
12221 (cgraph_remove_edge_duplication_hook): New function.
12222 (cgraph_call_edge_duplication_hooks): New function.
12223 (cgraph_add_node_duplication_hook): New function.
12224 (cgraph_remove_node_duplication_hook): New function.
12225 (cgraph_call_node_duplication_hooks): New function.
12226 (cgraph_create_edge): Assign to edge uid.
12227 (cgraph_remove_edge): Call edge removal hooks.
12228 (cgraph_node_remove_callees): Call edge removal hooks.
12229 (cgraph_node_remove_callers): Call edge removal hooks.
12230 (cgraph_remove_node): Call node removal hooks.
12231 (cgraph_clone_edge): Call edge duplication hooks.
12232 (cgraph_clone_node): Call node duplication hooks.
12234 * cgraph.h (cgraph_edge): New field uid.
12235 (cgraph_edge_hook): New type.
12236 (cgraph_node_hook): New type.
12237 (cgraph_2edge_hook): New type.
12238 (cgraph_2node_hook): New type.
12240 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12242 * config.in: Regenerate.
12244 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12246 * gcc.c (print_sysroot): New.
12247 (option_map, display_help, process_command): Handle the
12248 -print-sysroot option.
12249 (main): Print the sysroot if requested.
12250 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12252 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12255 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12257 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12259 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12260 (assign_parm_setup_block_p): Also check mode of entry_parm.
12262 2008-07-07 Richard Guenther <rguenther@suse.de>
12264 * tree-ssa-structalias.h (set_used_smts): Remove.
12265 * tree-ssa-structalias.c (used_smts): Likewise.
12266 (set_used_smts): Likewise.
12267 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12268 call to set_used_smts.
12270 2008-07-07 Richard Guenther <rguenther@suse.de>
12272 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12273 (new_var_info): Set it to false.
12274 (solution_set_add): Correctly handle pointers outside a var and
12276 (type_safe): Treat variables with is_full_var properly.
12277 (do_sd_constraint): Likewise.
12278 (do_ds_constraint): Likewise.
12279 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12280 (get_constraint_for_ptr_offset): New function.
12281 (get_constraint_for_component_ref): For addresses at least include
12282 the last field of the variable. Handle is_full_vars properly.
12283 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12284 (handle_ptr_arith): Remove.
12285 (find_func_aliases): Simplify assignment handling.
12286 (create_function_info_for): For parameter and result varinfos set
12288 (create_variable_info_for): Set is_full_var flag whenever we
12289 just created a single varinfo for a decl.
12290 (init_alias_vars): Initialize use_field_sensitive from
12291 max-fields-for-field-sensitive parameter.
12293 2008-07-07 Richard Guenther <rguenther@suse.de>
12295 PR tree-optimization/36713
12296 * tree-flow-inline.h (is_call_used): New function.
12297 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12298 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12299 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12301 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12303 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12305 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12307 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12309 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12310 Nathan Sidwell <nathan@codesourcery.com>
12312 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12313 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12315 * config/m68k/t-linux: New.
12316 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12319 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12321 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12322 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12325 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12327 * gcc.c (execute): Fix -Wc++-compat warning.
12329 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12332 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12333 constant for little endian.
12335 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12337 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12338 mips_base_mips16 instead of TARGET_MIPS16.
12339 (mips_base_mips16): Declare.
12340 * config/mips/mips.c (mips_base_mips16): Make global.
12341 (was_mips16_p): Remove GTY marker.
12342 (was_mips16_pch_p): New variable.
12343 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12344 (mips_override_options): Force to non-MIPS16 mode initially.
12345 Do not complain about MIPS16 PIC incompatibilities here.
12346 Only allow -mgpopt if -mexplicit-relocs is in force for
12349 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12351 * configure.ac: Check for caddr_t, define to char * if not defined.
12352 * configure: Regenerate.
12353 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12354 (mmap_gt_pch_use_address): Likewise.
12355 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12357 2008-07-06 Richard Guenther <rguenther@suse.de>
12359 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12360 (new_var_info): Deal with it.
12361 (solution_set_add): Likewise.
12362 (bitpos_of_field): Make signed, fix.
12363 (struct fieldoff): Remove type and decl fields. Make size field
12364 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12366 (fieldoff_compare): Deal with it.
12367 (push_fields_onto_fieldstack): Remove has_union argument, glob
12368 adjacent non-pointer fields together.
12369 (create_function_info_for): Do not set has_union.
12370 (create_variable_info_for): Simplify.
12372 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12374 * config.gcc (extra_headers): Add cross-stdarg.h for target
12375 x86_64-*-* and i?86-*-*.
12376 * config/i386/cross-stdarg.h: New.
12377 * builtins.c (std_fn_abi_va_list): New.
12378 (std_canonical_va_list_type): New.
12379 (stabilize_va_list): Replace va_list_type_node use by
12380 mtarget.canonical_va_list_type.
12381 (gimplify_va_arg_expr): Likewise.
12382 (expand_builtin_va_copy): Replace va_list_type_node use by
12383 mtarget.fn_abi_va_list.
12384 * tree-sra.c (is_va_list_type): New helper.
12385 (decl_can_be_decomposed_p): Replace
12386 va_list_type_node use by is_va_list_type.
12387 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12388 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12389 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12390 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12391 (ix86_enum_va_list): New.
12392 * config/i386/i386.c (sysv_va_list_type_node): New.
12393 (ms_va_list_type_node): New.
12394 (ix86_function_type_abi): Remove sorry.
12395 (ix86_build_builtin_va_list_abi): New.
12396 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12397 for 64-bit targets.
12398 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12399 (ix86_init_builtins_va_builtins_abi): New.
12400 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12401 for 64-bit targets.
12402 (ix86_handle_abi_attribute): New.
12403 (attribute_spec): Add sysv_abi and ms_abi.
12404 (ix86_fn_abi_va_list): New.
12405 (ix86_canonical_va_list_type): New.
12406 (ix86_enum_va_list): New.
12407 (TARGET_FN_ABI_VA_LIST): New.
12408 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12409 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12410 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12411 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12412 (TARGET_ENUM_VA_LIST): New.
12413 * expr.h (std_fn_abi_va_list): New.
12414 (std_canonical_va_list_type): New.
12415 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12416 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12417 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12418 TARGET_CANONICAL_VA_LIST_TYPE.
12419 * target.h (struct gcc_target): Add fn_abi_va_list hook
12420 and canonical_va_list_type hook.
12422 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12424 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12425 integral and pointer types.
12427 2008-07-04 Roger Sayle <roger@eyesopen.com>
12429 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12430 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12432 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12435 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12437 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12439 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12440 build_gimple_modify_stmt.
12441 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12442 gimple operand. Use fold_build* instead of build*.
12444 2008-07-04 Richard Guenther <rguenther@suse.de>
12446 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12447 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12448 properly to compute the reachability set if we do field-sensitive PTA.
12449 * invoke.texi (max-fields-for-field-sensitive): Document default.
12450 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12451 100 for optimize >= 2.
12453 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12455 * ggc-zone.c (lookup_page_table_if_allocated,
12456 set_page_table_entry, zone_find_object_size, alloc_small_page,
12457 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12458 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12459 -Wc++-compat and/or -Wcast-qual warnings.
12461 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12464 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12465 pic_offset_table_rtx to be marked as used here.
12466 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12467 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12468 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12469 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12470 !TARGET_SECURE_PLT.
12472 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12474 * alloc-pool.c (hash_descriptor, eq_descriptor,
12475 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12476 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12478 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12479 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12480 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12481 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12484 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12486 * tree-flow.h (loop_only_exit_p): Declare.
12487 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12488 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12489 the number of iterations if it is constant. Otherwise, if this is the
12490 only possible exit of the loop, use the conservative estimate on the
12491 number of iterations of the entire loop if available.
12493 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12495 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12496 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12497 Add synchronization functions.
12498 * config/sync.c: New file.
12499 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12500 (LIBGCC_SYNC_CFLAGS): Likewise.
12502 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12505 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12506 (*pushtf_sse): New insn pattern.
12507 (pushtf splitters): New splitters.
12509 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12511 PR middle-end/35736
12512 * predict.c (build_predict_expr): Use void_type_node for the tree
12513 type, instead of NULL_TREE.
12515 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12517 * config/i386/i386.c (contains_aligned_value_p): Return true
12519 (ix86_data_alignment): Align TCmode to 128bits.
12520 (ix86_local_alignment): Likewise.
12522 2008-07-03 Andrew Haley <aph@redhat.com>
12525 * vec.h (VEC_TA): New.
12526 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12527 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12528 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12529 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12530 (C_COMMON_FIXED_TYPES): Remove first arg.
12531 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12532 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12533 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12534 not to use empty macro arguments.
12536 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12538 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12539 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12540 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12541 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12542 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12543 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12544 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12545 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12546 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12547 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12548 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12549 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12550 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12551 config/rs6000/e500crtres64gpr.asm,
12552 config/rs6000/e500crtres64gprctr.asm,
12553 config/rs6000/e500crtrest32gpr.asm,
12554 config/rs6000/e500crtrest64gpr.asm,
12555 config/rs6000/e500crtresx32gpr.asm,
12556 config/rs6000/e500crtresx64gpr.asm,
12557 config/rs6000/e500crtsav32gpr.asm,
12558 config/rs6000/e500crtsav64gpr.asm,
12559 config/rs6000/e500crtsav64gprctr.asm,
12560 config/rs6000/e500crtsavg32gpr.asm,
12561 config/rs6000/e500crtsavg64gpr.asm,
12562 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12563 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12564 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12565 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12566 config/sparc/sol2-cn.asm: Remove .file directives.
12568 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12570 * resource.c (mark_referenced_resources): Look inside
12571 UNSPEC_VOLATILEs and ASM_INPUTs.
12573 2008-07-02 Ian Lance Taylor <iant@google.com>
12575 * rtlanal.c (add_reg_note): New function.
12576 * rtl.h (add_reg_note): Declare.
12577 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12578 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12579 * builtins.c (expand_builtin_longjmp): Likewise.
12580 (expand_builtin_nonlocal_goto): Likewise.
12581 * calls.c (emit_call_1, expand_call): Likewise.
12582 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12583 * cfglayout.c (fixup_reorder_chain): Likewise.
12584 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12585 (commit_one_edge_insertion): Likewise.
12586 * combine.c (move_deaths, distribute_notes): Likewise.
12587 * df-problems.c (df_set_note): Likewise.
12588 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12589 (set_unique_reg_note): Likewise.
12590 (emit_copy_of_insn_after): Likewise.
12591 * expr.c (expand_expr_real): Likewise.
12592 * gcse.c (add_label_notes): Likewise.
12593 * haifa-sched.c (create_check_block_twin): Likewise.
12594 * jump.c (mark_jump_label_1): Likewise.
12595 * loop-doloop.c (add_test, doloop_modify): Likewise.
12596 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12597 * lower-subreg.c (move_eh_region_note): Likewise.
12598 * optabs.c (emit_libcall_block): Likewise.
12599 * predict.c (predict_insn): Likewise.
12600 (combine_predictions_for_insn): Likewise.
12601 * recog.c (peephole2_optimize): Likewise.
12602 * regmove.c (try_auto_increment): Likewise.
12603 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12604 * reload.c (find_reloads): Likewise.
12605 * reload1.c (fixup_eh_region_note): Likewise.
12606 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12607 * reorg.c (delete_prior_computation): Likewise.
12608 (delete_computation, dbr_schedule): Likewise.
12609 * config/pa/pa.c (legitimize_pic_address): Likewise.
12610 * config/sh/sh.c (sh_reorg): Likewise.
12612 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12615 * config/libgcc-glibc.ver: Add %exclude.
12616 * config/m32r/libgcc-glibc.ver: Likwise.
12617 * config/s390/libgcc-glibc.ver: Likwise.
12618 * config/sh/libgcc-glibc.ver: Likwise.
12619 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12621 * config/i386/libgcc-glibc.ver: New.
12623 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12625 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12627 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12628 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12629 i[34567]86-*-linux*, x86_64-*-linux*. Add
12630 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12631 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12632 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12633 i[34567]86-*-linux*, x86_64-*-linux*.
12635 * libgcc-std.ver: Add empty GCC_4.4.0.
12637 * mkmap-symver.awk: Support multiple versions per symbol.
12639 * config/i386/i386.c (ix86_init_builtins): Always define
12640 __builtin_fabsq and __builtin_copysignq with fallbacks.
12641 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12642 and __builtin_copysignq if SSE2 isn't available.
12644 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12645 (LIBGCC2_TF_CEXT): Likwise.
12646 (TF_SIZE): Likwise.
12648 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12650 * config/i386/sfp-machine.h: Moved to libgcc.
12652 * config/i386/sfp-machine.h: New.
12653 * config/i386/t-linux: Likwise.
12655 * config/i386/t-darwin: Remove softfp_wrap_start and
12657 * config/i386/t-darwin64: Likewise.
12659 * config/i386/t-fprules-softfp64: Renamed to ...
12660 * config/i386/t-fprules-softfp: This.
12662 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12663 and softfp_wrap_end.
12665 2008-07-02 Jason Merrill <jason@redhat.com>
12667 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12669 * tree.c (ctor_to_list): New fn.
12670 * tree.h: Declare it.
12671 (CONSTRUCTOR_ELT): New macro.
12672 (CONSTRUCTOR_NELTS): New macro.
12674 2008-07-02 Richard Guenther <rguenther@suse.de>
12676 * tree-ssa-structalias.c (struct variable_info): Reorder
12677 to fill padding on 64bit hosts. Make collapsed_to an int.
12678 (get_varinfo_fc): Deal with that.
12679 (new_var_info): Likewise.
12680 (collapse_rest_of_var): Likewise.
12682 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12684 * doc/install.texi (--enable-java-home): Document.
12685 (--enable-aot-compile-rpm): Likewise.
12686 (--with-arch-directory): Likewise.
12687 (--with-os-directory): Likewise.
12688 (--with-origin-name): Likewise.
12689 (--with-arch-suffix): Likewise.
12690 (--with-jvm-root-dir): Likewise.
12691 (--with-jvm-jar-dir): Likewise.
12692 (--with-python-dir): Likewise.
12694 2008-07-02 Richard Guenther <rguenther@suse.de>
12696 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12697 from decls explicitly. Merge operand checking from tuples.
12699 2008-07-02 Martin Jambor <mjambor@suse.cz>
12701 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12703 2008-07-02 Martin Jambor <mjambor@suse.cz>
12705 * tree-switch-conversion.c: Included timevar.h
12706 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12708 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12710 2008-07-02 Martin Jambor <mjambor@suse.cz>
12712 * tree-switch-conversion.c: Corrected various comments and
12714 (build_constructors): Fixed minor formatting mistakes.
12716 * invoke.texi (Optimize Options): Corrected the
12717 switch-conversion-max-branch-ratio parameter.
12719 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12721 * final.c (asm_insn_count): Return zero for an empty asm body.
12723 2008-07-02 Richard Guenther <rguenther@suse.de>
12725 * bitmap.h (bitmap_set_bit): Return bool.
12726 (bitmap_clear_bit): Likewise.
12727 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12728 write to the bitmap if it would.
12729 (bitmap_clear_bit): Likewise.
12730 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12731 bitmap_set_bit return value.
12732 (add_pred_graph_edge): Likewise.
12733 (add_graph_edge): Likewise.
12734 (do_sd_constraint): Likewise.
12735 (do_ds_constraint): Likewise.
12737 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12739 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12740 Fix -Wc++-compat and/or -Wcast-qual warnings.
12741 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12742 gen_regparm_prefix): Likewise.
12743 * vmsdbgout.c (write_modbeg, lookup_filename,
12744 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12746 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12748 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12749 defaults.h definition apply.
12751 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12753 * function.c (assign_parm_remove_parallels): New.
12754 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12756 (assign_parm_setup_block): Do not handle them.
12757 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12758 assign_parm_remove_parallels.
12760 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12762 * c-typeck.c (convert_for_assignment): Use
12763 vector_targets_convertible_p.
12764 * c-common.c (vector_targets_convertible_p): New.
12765 * c-common.h (vector_targets_convertible_p): New prototype.
12766 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12767 opaque_p_V2SI_type_node.
12769 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12771 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12774 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12776 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12777 TFmode constants via two element DImode vector for hosts with
12778 HOST_BITS_PER_WIDE_INT < 64.
12779 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12780 also for HOST_BITS_PER_WIDE_INT < 64.
12782 2008-07-01 Richard Guenther <rguenther@suse.de>
12784 PR tree-optimization/36666
12785 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12786 (get_constraint_exp_from_ssa_var): Split into ...
12787 (get_constraint_exp_for_temp): ... this ...
12788 (get_constraint_for_ssa_var): ... and that.
12789 Return constraint expressions for all touched sub-fields
12790 if the results address is not taken.
12791 (process_constraint): Remove assertion that aggregate
12792 assignments do not happen at this place.
12793 (get_constraint_for_component_ref): Add address_p argument.
12794 Return constraint expressions for all touched sub-fields
12795 if the results address is not taken.
12796 (do_deref): Use get_constraint_exp_for_temp.
12797 (get_constraint_for_1): Rename from ...
12798 (get_constraint_for): ... this. Add the old function as wrapper.
12799 (do_structure_copy): Use get_constraint_for_1.
12801 2008-07-01 Martin Jambor <mjambor@suse.cz>
12803 * Makefile.in (tree-switch-conversion.o): Add.
12804 (OBJS-common): Add tree-swtch-conversion.o.
12805 * passes.c (init_optimization_passes): Add pass_convert_switch.
12806 * tree-pass.h: (pass_convert_switch): Add.
12807 * tree-switch-conversion.c: New file.
12808 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12809 * common.opt (ftree-cswtch): New option.
12810 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12811 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12812 * opts.c (decode_options): Set flag_tree_switch_conversion when
12813 optimization level is >= 2.
12814 * doc/invoke.texi (Optimize Options): Added description of
12815 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12817 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12819 * config/darwin-driver.c (darwin_default_min_version): Fix
12820 -Wc++-compat warnings.
12822 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12824 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12827 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12829 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12831 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12833 PR rtl-optimization/34744
12834 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12835 (df_scan_free_internal): Free data structures not
12836 allocated in storage pools.
12837 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12838 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12839 df_scan_free_mws_vec.
12840 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12843 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12845 * config/i386/i386.c (contains_aligned_value_p): Return true
12847 (ix86_function_arg_boundary): Return its natural boundary
12849 (return_in_memory_32): Don't check TDmode.
12850 (ix86_split_to_parts): Support splitting into 4 parts and
12851 support TFmode for 32bit target.
12852 (ix86_split_long_move): Support splitting into 4 parts.
12853 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12855 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12856 (ix86_init_builtins): Here.
12857 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12858 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12859 'q' and 'w', respectively.
12861 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12863 (movtf_internal): Likewise.
12864 (<code>tf2): Likewise.
12865 (*absnegtf2_sse): Likewise.
12866 (copysign<mode>3): Likewise.
12867 (copysign<mode>3_const): Likewise.
12868 (copysign<mode>3_var): Likewise.
12869 (define_split UNSPEC_COPYSIGN): Likewise.
12870 * config/i386/sse.md (*nandtf3): Likewise.
12871 (<code>tf3): Likewise.
12872 (*<code>tf3): Likewise.
12874 2008-06-30 Joey Ye <joey.ye@intel.com>
12875 H.J. Lu <hongjiu.lu@intel.com>
12877 * global.c (compute_regsets): Set frame_pointer_needed here.
12878 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12880 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12882 * doc/install.texi (specific): Expand Windows build notes.
12884 2008-06-30 Ira Rosen <irar@il.ibm.com>
12886 PR tree-optimization/36648
12887 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12888 number of prolog iterations by step. Fix the comment.
12890 2008-06-30 Richard Guenther <rguenther@suse.de>
12892 PR middle-end/36671
12893 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12894 handle calls from ECF_MALLOC functions.
12895 (handle_pure_call): ECF_MALLOC functions do not return
12897 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12899 2008-06-29 Andreas Schwab <schwab@suse.de>
12901 * config/m68k/m68k.c (print_operand): Always print a float
12903 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12904 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12907 * config/rs6000/x-linux64: Remove never used file.
12909 2008-06-29 Richard Guenther <rguenther@suse.de>
12911 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12913 (struct alias_info): Move ...
12914 * tree-ssa-alias.c: ... here.
12915 (update_alias_info): Declare.
12916 (compute_may_aliases): Call it.
12917 (update_alias_info): New function.
12918 * tree-ssa-structalias.c (update_alias_info): Move ...
12919 * tree-ssa-alias.c (update_alias_info_1): ... here.
12920 * tree-ssa-structalias.c (process_constraint_1): Remove
12921 unused from_call argument. Rename to ...
12922 (process_constraint): ... this. Delete old wrapper.
12923 (make_constraint_to): Adjust callers.
12924 (handle_const_call): Likewise.
12925 (handle_pure_call): Likewise.
12926 (init_base_vars): Likewise.
12927 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12928 (find_func_aliases): We don't need structure copies for
12930 (make_constraint_from_anything): Remove.
12931 (create_variable_info_for): For globals make constraints
12932 from escaped, not from anything.
12933 (compute_points_to_sets): Do not call update_alias_info.
12934 (ipa_pta_execute): Use make_constraint_from.
12936 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12938 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12939 (bitmap.o-warn, dominance.o-warn): New.
12940 * configure.ac (cxx_compat_warn): Delete.
12941 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12942 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12944 * configure: Regenerate.
12946 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12949 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12951 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12952 * df-scan.c (df_notes_rescan): Likewise.
12953 * ggc-page.c (set_page_table_entry): Likewise.
12954 * intl.c (gcc_gettext_width): Likewise.
12955 * varasm.c (get_unnamed_section, get_noswitch_section,
12956 get_section): Likewise.
12958 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12960 * regrename.c (build_def_use): Don't copy RTX.
12962 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12964 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12965 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12966 punctuation. Use @ref instead of @xref.
12967 (Function Names): Remove stray @display/@end display.
12968 (C++ Attributes): Use @ref instead of @xref.
12969 (Deprecated Features): Fix punctuation around @xref.
12970 (Backwards Compatibility): Likewise.
12971 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12973 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12975 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12976 constants for E500 double.
12978 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12980 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12981 element type of const_vector.
12983 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12985 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12986 Remove FLAGS_REG clobber from expander pattern.
12987 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12988 (anddi3, andsi3, andhi3, andqi3): Ditto.
12989 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12990 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12991 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12992 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12993 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12994 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12995 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12996 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12998 2008-06-28 Richard Guenther <rguenther@suse.de>
13000 * tree-ssa-structalias.c (callused_id, var_callused,
13001 callused_tree): Add.
13002 (handle_pure_call): New function.
13003 (find_func_aliases): Call it.
13004 (find_what_p_points_to): Handle the call-used set.
13005 (clobber_what_escaped): Likewise.
13006 (compute_call_used_vars): New function.
13007 (init_base_vars): Init the call-used variable.
13008 (do_sd_constraint): Do not propagate the solution from CALLUSED
13009 but use CALLUSED as a placeholder.
13010 (solve_graph): Likewise.
13011 * tree-flow-inline.h (gimple_call_used_vars): New function.
13012 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13013 (compute_call_used_vars): Declare.
13014 * tree-ssa-alias.c (set_initial_properties): Call
13015 compute_call_used_vars.
13016 (reset_alias_info): Clear call-used variables.
13017 (add_call_clobber_ops): Assert we are not called for const/pure
13018 functions. Remove handling of them.
13019 (add_call_read_ops): Handle pure functions by adding the
13020 call-used set of variables as VUSEs.
13021 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13022 (delete_tree_ssa): Free it.
13023 * tree-dfa.c (remove_referenced_var): Clear the var from the
13026 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13028 * tree.c (build_varargs_function_type_list): New.
13029 (build_function_type_list_1): New.
13030 (build_function_type_list): Use build_function_type_list_1.
13031 * tree.h (build_varargs_function_type_list): New.
13033 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13036 * config/spu/spu.c (spu_builtin_splats): Do not generate
13037 invalid CONST_VECTOR expressions.
13038 (spu_expand_vector_init): Likewise.
13040 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13042 * optabs.c (libfunc_decls): New variable.
13043 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13044 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13045 for the same function twice.
13047 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13049 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13050 ix86_expand_binary_operator directly.
13051 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13053 (*ashrti3_1): Ditto.
13054 (*lshrti3_1): Ditto.
13055 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13056 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13057 using only one splitter. Conditionaly execute splitter before or
13058 after peephole2 pass.
13059 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13060 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13061 Use only one alternative in asm template.
13062 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13064 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13065 "J" operand constraint for operand 2.
13066 (*ashldi3_cconly_rex64): Ditto.
13067 (*ashrdi3_cmp_rex64): Ditto.
13068 (*ashrdi3_cconly_rex64): Ditto.
13069 (*lshrdi3_cmp_rex64): Ditto.
13070 (*lshrdi3_cconly_rex64): Ditto.
13071 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13072 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13073 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13076 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13078 * gimplify.c (omp_is_private): Don't return true if decl is not
13079 already private on #pragma omp for or #pragma omp parallel for.
13082 * tree-cfg.c (struct move_stmt_d): Replace block field with
13083 orig_block and new_block fields.
13084 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13085 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13086 (move_block_to_fn): Replace vars_map and new_label_map arguments
13087 with struct move_stmt_d pointer.
13088 (replace_block_vars_by_duplicates): New function.
13089 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13090 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13091 all subblocks of ORIG_BLOCK to the new function. Call
13092 replace_block_vars_by_duplicates.
13093 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13094 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13095 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13096 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13097 (expand_omp): Temporarily set input_location to the location of
13098 region's controlling stmt.
13099 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13100 BIND_EXPR, push ctx->block_vars and gimplification vars into
13101 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13102 into dest function.
13103 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13104 there are any BLOCK_VARS.
13105 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13106 OMP_PARALLEL or OMP_TASK stmt.
13107 (lower_omp): Save and restore input_location around the lower_omp_1
13110 2008-06-27 Richard Guenther <rguenther@suse.de>
13112 PR tree-optimization/36400
13113 PR tree-optimization/36373
13114 PR tree-optimization/36344
13115 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13116 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13117 (update_alias_info): Remove call clobbering code.
13118 (make_constraint_to): New helper function.
13119 (make_escape_constraint): Likewise.
13120 (handle_rhs_call): Use it on all pointer containing arguments.
13121 Also mark the static chain escaped.
13122 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13123 instead of ANYTHING.
13124 (make_constraint_from): New helper split out from ...
13125 (make_constraint_from_anything): ... here.
13126 (find_func_aliases): Add constraints for escape sites.
13127 (intra_create_variable_infos): Make constraints from NONLOCAL
13129 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13131 (clobber_what_p_points_to): Remove.
13132 (clobber_what_escaped): New function.
13133 (init_base_vars): Init NONLOCAL and ESCAPED.
13134 (do_sd_constraint): Do not propagate the solution from ESCAPED
13135 but use ESCAPED as a placeholder.
13136 (solve_graph): Likewise.
13137 * tree-flow.h (clobber_what_p_points_to): Remove.
13138 (clobber_what_escaped): Declare.
13139 * tree-ssa-alias.c (set_initial_properties): Call it.
13140 Remove code clobbering escaped pointers.
13142 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13144 * function.c (allocate_struct_function): Only allocate a unique
13145 funcdef_no if the decl is nonzero.
13147 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13149 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13150 * config/mips/mips.c (mips_split_const_insns): New function.
13151 * config/mips/mips.md (move_type): New attribute.
13152 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13153 (dword_mode): New attribute.
13154 (type): Avoid long line. Map "move_type"s to "type"s,
13155 choosing "multi" for doubleword moves if appropriate.
13156 Swap MTC/MFC comments to match their declaration order.
13157 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13158 "type" is "branch" or "jal" is "direct".
13159 (length): Handle "extended_mips16" first. Make the default
13160 "0" for "ghost" instructions. Set the length from "move_type".
13161 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13162 of "type", with "sll0" for the register alternative. Remove the
13163 "extended_mips16" attribute.
13164 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13165 of "type", with "shift_shift" for the register alternative.
13166 Remove the "length" attribute.
13167 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13168 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13169 of "type", with "andi" for the register alternative.
13170 (*zero_extendqihi2): Likewise.
13171 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13172 of "andi" instead of a "type" of "arith".
13173 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13175 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13176 (mov_<store>r, *mov<mode>_ra): Likewise.
13177 (extendsidi2): Use "move_type" instead of "type", with "move"
13178 for the register alternative.
13179 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13180 of "type", with "signext" for the register alternative.
13181 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13182 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13183 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13184 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13185 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13186 (unnamed branch insn): Likewise.
13187 (*movdi_gp32_fp64): Fold into...
13188 (*movdi_32bit): ...here.
13189 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13190 (*movdf_hardfloat): ...this new pattern.
13191 (*movdf_softfloat): Remove redundant FPR alternatives.
13192 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13193 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13194 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13195 the "move" attribute.
13196 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13197 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13198 and "store" for COP loads and stores.
13199 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13200 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13201 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13202 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13203 (*movtf_mips16, *movv2sf): Likewise.
13204 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13205 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13206 (mfhc1<mode>): Use "move_type" instead of "move".
13207 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13208 (loadgp_blockage): Remove the "length" attribute.
13209 (blockage, set_got_version, update_got_version): Likewise.
13210 (call_internal): Remove the "extended_mips16" attribute.
13211 (call_value_internal, call_value_multiple_internal): Likewise.
13212 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13214 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13215 the "length" attribute.
13217 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13219 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13220 -Wcast-qual warnings.
13221 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13222 handle_pragma_pop_macro): Likewise.
13223 * collect2.c (resolve_lib_name): Likewise.
13224 * config/arc/arc.c (arc_init): Likewise.
13225 * config/arm/arm.c (neon_builtin_compare,
13226 locate_neon_builtin_icode): Likewise.
13227 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13228 * config/bfin/bfin.c (bfin_init_machine_status,
13229 bfin_optimize_loop): Likewise.
13230 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13231 * config/cris/cris.c (cris_init_expanders): Likewise.
13232 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13233 * config/darwin.c (machopic_indirection_eq,
13234 machopic_indirection_name, machopic_output_indirection): Likewise.
13235 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13236 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13237 frv_optimize_membar): Likewise.
13238 * config/i386/cygwin.h (mingw_scan,
13239 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13240 * config/i386/cygwin1.c (mingw_scan): Likewise.
13241 * config/i386/i386.c (machopic_output_stub): Likewise.
13242 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13243 i386_pe_unique_section): Likewise.
13244 * config/ia64/ia64.c (ia64_init_machine_status,
13245 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13247 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13248 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13249 * config/m68k/m68k.c (m68k_handle_option,
13250 m68k_sched_md_init_global): Likewise.
13251 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13252 mcore_unique_section): Likewise.
13253 * config/mips/mips.c (mips_block_move_straight,
13254 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13256 * config/mmix/mmix.c (mmix_init_machine_status,
13257 mmix_encode_section_info): Likewise.
13258 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13259 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13260 print_operand_address, output_toc, redefine_groups,
13261 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13262 * config/s390/s390.c (s390_init_machine_status): Likewise.
13263 * config/score/score.c (score_block_move_straight,
13264 score_block_move_loop_body): Likewise.
13265 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13266 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13267 * emit-rtl.c (find_auto_inc): Likewise.
13268 * gcc.c (translate_options, process_command): Likewise.
13269 * reorg.c (dbr_schedule): Likewise.
13270 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13271 * xcoffout.c (xcoffout_declare_function): Likewise.
13273 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13275 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13276 ipa-pta working again.
13278 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13280 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13283 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13285 * config.gcc (powerpc*-*-*): Add new core e500mc.
13286 * config/rs6000/e500mc.md: New file.
13287 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13289 (rs6000_override_options): Add e500mc case to
13290 processor_target_table. Altivec and Spe options not allowed
13291 with e500mc. Add isel instruction to e500mc by
13292 default. Initialize rs6000_cost for e500mc.
13293 (rs6000_issue_rate): Set issue rate for e500mc.
13294 * config/rs6000/rs6000.h (processor_type): Add
13295 PROCESSOR_PPCE500MC.
13296 (ASM_CPU_SPEC): Add e500mc.
13297 Set TARGET_ISEL to rs6000_isel.
13298 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13299 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13300 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13302 * doc/invoke.texi: Add e500mc to list of cpus.
13304 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13307 * c-lex.c (lex_charconst): Initialize unsignedp.
13309 2008-06-27 Olivier Hainque <hainque@adacore.com>
13311 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13312 documented assumptions.
13314 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13316 * dwarf2out.c: Remove trailing white spaces. Break long line
13319 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13321 * libfuncs.h (LTI_synchronize): New libfunc_index.
13322 (synchronize_libfunc): Declare.
13323 * builtins.c (expand_builtin_synchronize): Consider using
13324 synchronize_libfunc before falling back on an asm blockage.
13325 * config/mips/mips.c: Include libfuncs.h
13326 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13328 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13330 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13331 parameter. Copy stack_reg to r11 where appropriate.
13332 (no_global_regs_above): Add gpr parameter.
13333 (rs6000_stack_info): Only add padding for SPE save area if we
13334 are saving SPE GPRs and CR.
13335 (saveres_routine_syms): New variable.
13336 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13338 (rs6000_savres_routine_sym): New function.
13339 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13341 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13342 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13343 Tweak FPR out-of-line saving.
13344 (rs6000_make_savres_rtx): New function.
13345 (rs6000_use_multiple_p): New function.
13346 (rs6000_savres_strategy): New function.
13347 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13348 out-of-line if appropriate.
13349 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13350 if we are optimizing for size.
13351 (GP_SAVE_INLINE): Define.
13352 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13353 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13354 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13355 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13356 (*save_fpregs_<mode>): Add use of r11.
13357 (*restore_gpregs_<mode>): New insn.
13358 (*return_and_restore_gpregs_<mode>): New insn.
13359 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13361 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13362 (*restore_gpregs_spe): New insn.
13363 (*return_and_restore_gpregs_spe): New insn.
13364 * config/rs6000/predicates.md (save_world_operation): Fix check.
13366 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13368 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13369 this point, so assert that.
13371 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13373 * cfganal.c: Include vec.h and vecprim.h.
13374 (compute_idf): Import from...
13375 * tree-into-ssa (compute_idf): ...here.
13376 * basic-block.h (compute_idf): Export.
13378 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13380 * c-decl.c (merge_decls): Use !current_function_decl to check for
13381 extern declaration of C99 inline function being at file scope.
13383 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13385 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13387 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13389 * alias.c (record_alias_subset, init_alias_analysis): Fix
13390 -Wc++-compat and/or -Wcast-qual warnings.
13391 * attribs.c (lookup_attribute_spec): Likewise.
13392 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13393 copy_bb, connect_traces,
13394 find_rarely_executed_basic_blocks_and_cr): Likewise.
13395 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13396 note_btr_set, migrate_btr_defs): Likewise.
13397 * builtins.c (result_vector, expand_builtin_memcpy,
13398 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13399 builtin_memset_read_str, expand_builtin_printf,
13400 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13402 * caller-save.c (mark_set_regs): Likewise.
13403 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13404 * cgraph.c (cgraph_edge): Likewise.
13405 * combine.c (likely_spilled_retval_1): Likewise.
13406 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13407 htab_counts_entry_del, get_coverage_counts): Likewise.
13408 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13409 new_cselib_val): Likewise.
13410 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13411 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13413 * df-core.c (df_compact_blocks): Likewise.
13414 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13415 * df-scan.c (df_grow_reg_info, df_ref_create,
13416 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13417 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13418 df_record_entry_block_defs, df_record_exit_block_uses,
13419 df_bb_verify): Likewise.
13420 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13421 DF_REF_EXTRACT_MODE_CONST): New.
13422 * dominance.c (get_immediate_dominator, get_dominated_by,
13423 nearest_common_dominator, root_of_dom_tree,
13424 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13425 -Wc++-compat and/or -Wcast-qual warnings.
13426 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13427 record_store, replace_read, check_mem_read_rtx, scan_insn,
13428 dse_step1, dse_record_singleton_alias_set): Likewise.
13429 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13431 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13433 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13434 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13435 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13436 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13437 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13438 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13439 file_name_acquire, output_file_names, add_const_value_attribute,
13440 premark_used_types_helper, file_table_eq, file_table_hash,
13441 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13442 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13443 -Wcast-qual warnings.
13444 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13445 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13446 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13447 gen_reg_rtx, start_sequence, init_emit): Likewise.
13448 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13449 * except.c (init_eh_for_function, gen_eh_region,
13450 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13451 arh_to_landing_pad, arh_to_label, add_action_record,
13452 add_call_site, switch_to_exception_section): Likewise.
13453 * expmed.c (synth_mult): Likewise.
13454 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13455 store_expr): Likewise.
13456 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13458 * function.c (assign_stack_temp_for_type,
13459 allocate_struct_function, match_asm_constraints_1): Likewise.
13460 * gcov-io.c (gcov_allocate): Likewise.
13461 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13462 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13463 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13464 record_one_set, insert_expr_in_table, insert_set_in_table,
13465 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13466 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13467 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13468 -Wcast-qual warnings.
13470 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13472 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13473 -Wcast-qual warnings.
13474 * gcc.c (process_command): Likewise.
13475 * genattrtab.c (oballoc): Use XOBNEW.
13476 (oballocvec): Define.
13477 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13478 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13479 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13480 -Wc++-compat and/or -Wcast-qual warnings.
13481 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13482 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13483 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13484 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13485 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13486 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13487 add_excls, process_presence_absence_names,
13488 process_presence_absence_patterns, add_presence_absence,
13489 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13490 get_free_state, add_arc, get_free_automata_list_el,
13491 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13492 transform_3, cache_presence, create_ainsns, create_automata,
13493 create_state_ainsn_table, dfa_insn_code_enlarge,
13494 output_trans_func, output_min_issue_delay_func,
13495 output_dead_lock_func, output_reset_func,
13496 output_get_cpu_unit_code_func, output_dfa_start_func,
13497 expand_automata): Likewise.
13498 * genextract.c (gen_insn): Likewise.
13499 * gengtype-lex.l: Likewise.
13500 * gengtype.c (read_input_list, adjust_field_type,
13501 process_gc_options): Likewise.
13502 * genoutput.c (note_constraint): Likewise.
13503 * genpreds.c (mangle, add_constraint): Likewise.
13504 * genrecog.c (process_define_predicate, new_decision,
13505 add_to_sequence): Likewise.
13506 * gensupport.c (record_insn_name): Likewise.
13508 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13510 * config/i386/driver-i386.c (detect_caches_amd,
13511 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13512 and/or -Wcast-qual warnings.
13513 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13514 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13515 gt_pch_save): Likewise.
13516 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13517 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13518 * global.c (compute_regsets): Likewise.
13519 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13520 finish_graph_dump_file): Likewise.
13521 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13522 unlink_bb_notes): Likewise.
13523 * integrate.c (get_hard_reg_initial_val): Likewise.
13524 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13525 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13526 * local-alloc.c (update_equiv_regs): Likewise.
13527 * loop-invariant.c (check_invariant_table_size,
13528 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13530 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13531 altered_reg_used, mark_altered): Likewise.
13532 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13533 insert_var_expansion_initialization,
13534 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13535 release_var_copies): Likewise.
13536 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13537 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13538 analyze_accesses_for_phi_node, check_var_notmodified_p,
13539 check_allocation_function, find_sites_in_func,
13540 record_all_accesses_in_func, transform_access_sites,
13541 transform_allocation_sites): Likewise.
13542 * omp-low.c (new_omp_region, create_omp_child_function_name,
13543 check_omp_nesting_restrictions, check_combined_parallel,
13544 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13545 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13546 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13547 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13549 * opts-common.c (prune_options): Likewise.
13550 * opts.c (add_input_filename, print_filtered_help,
13551 get_option_state): Likewise.
13552 * params.c (add_params): Likewise.
13553 * passes.c (set_pass_for_id, next_pass_1,
13554 do_per_function_toporder, pass_fini_dump_file): Likewise.
13555 * postreload.c (reload_cse_simplify_operands): Likewise.
13556 * predict.c (tree_predicted_by_p, tree_predict_edge,
13557 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13559 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13561 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13563 * recog.c (check_asm_operands, validate_change_1): Likewise.
13564 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13565 subst_asm_stack_regs): Likewise.
13566 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13567 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13568 * regmove.c (reg_is_remote_constant_p): Likewise.
13569 * regrename.c (regrename_optimize, scan_rtx_reg,
13570 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13572 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13573 regstat_compute_calls_crossed): Likewise.
13574 * reload1.c (init_reload, new_insn_chain,
13575 has_nonexceptional_receiver, reload, copy_reloads,
13576 calculate_needs_all_insns, init_elim_table): Likewise.
13577 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13578 * rtl.c (shallow_copy_rtx_stat): Likewise.
13579 * rtlanal.c (parms_set): Likewise.
13580 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13581 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13582 * sched-ebb.c (earliest_block_with_similiar_load,
13583 add_deps_for_risky_insns): Likewise.
13584 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13585 schedule_region): Likewise.
13586 * see.c (eq_descriptor_pre_extension,
13587 hash_descriptor_pre_extension, hash_del_pre_extension,
13588 eq_descriptor_properties, hash_descriptor_properties,
13589 hash_del_properties, see_seek_pre_extension_expr,
13590 see_initialize_data_structures, see_print_register_properties,
13591 see_print_pre_extension_expr, see_delete_merged_def_extension,
13592 see_delete_unmerged_def_extension, see_emit_use_extension,
13593 see_pre_delete_extension, see_map_extension, see_commit_changes,
13594 see_analyze_merged_def_local_prop,
13595 see_analyze_merged_def_local_prop,
13596 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13597 see_set_prop_merged_def, see_set_prop_unmerged_def,
13598 see_set_prop_unmerged_use, see_print_one_extension,
13599 see_merge_one_use_extension, see_merge_one_def_extension,
13600 see_store_reference_and_extension, see_update_uses_relevancy,
13601 see_update_defs_relevancy): Likewise.
13602 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13603 hash_statistics_free, curr_statistics_hash): Likewise.
13604 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13605 expand_asm_operands, expand_return, case_bit_test_cmp,
13606 expand_case): Likewise.
13607 * stor-layout.c (start_record_layout): Likewise.
13608 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13609 gt_pch_save_stringpool): Likewise.
13610 * tree-data-ref.c (hash_stmt_vertex_info,
13611 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13612 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13614 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13617 * config/i386/i386.md : Change constraints of HImode and QImode
13618 immediate operands from "i" to "n". Change SImode "ni" constraint to
13619 "i" and SImode "rmi" constraint to "g". Remove all constraints
13620 from const0_operand and const1_operand predicated operands.
13621 (i): Change QImode and HImode attribute from "i" to "n".
13622 (*subqi_2): Change HImode operands to QImode.
13625 2008-06-25 Olivier Hainque <hainque@adacore.com>
13627 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13630 2008-06-25 Richard Guenther <rguenther@suse.de>
13632 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13633 not overflow the result type.
13635 2008-06-25 Richard Guenther <rguenther@suse.de>
13637 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13638 (vn_lookup): Likewise.
13640 2008-06-25 Richard Guenther <rguenther@suse.de>
13642 PR tree-optimization/35518
13643 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13644 * tree-sra.c (instantiate_element): Use fold_build3 to build
13646 (try_instantiate_multiple_fields): Likewise.
13648 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13650 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13653 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13655 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13656 use_backchain_to_restore_sp to true
13657 if the offset of the link register save area would go over the 32k - 1
13658 offset limit of the load
13661 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13663 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13664 anchor for the type-punning blurb. Cross-reference "Structures
13665 unions enumerations and bit-fields implementation". Provide a
13666 cast-through-pointer example. Make final sentence self-contained.
13667 * doc/implement-c.texi (Structures unions enumerations and
13668 bit-fields implementation): Cross-reference the type-punning blurb
13669 in the -fstrict-aliasing documentation.
13671 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13673 PR middle-end/36594
13674 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13675 the memory instead of the memory itself for the save area.
13677 2008-06-24 Olivier Hainque <hainque@adacore.com>
13678 Nicolas Roche <roche@adacore.com>
13680 * gengtype.c (srcdir_len): size_t instead of int.
13681 (get_file_realbasename): New function. For F a filename, the real
13682 basename of F, with all the path components stripped.
13683 (get_file_srcdir_relative_path): New function. For F a filename, the
13684 relative path to F from $(srcdir).
13685 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13686 get_file_realbasename. Adjust the head comment.
13687 (get_prefix_langdir_index): New function. For F a filename, return the
13688 lang_dir_names[] relative index of the language directory that is
13690 (get_file_langdir): For F a filename, return the name of the language
13691 directory where F is located.
13692 (get_file_gtfilename): New function. The gt- output file name for an
13694 (get_output_file_with_visibility): Replace in-line computations with
13695 uses of get_file_gtfilename and get_prefix_langdir_index.
13696 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13698 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13700 PR tree-optimization/36504
13701 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13702 references without base address.
13704 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13706 PR middle-end/36584
13707 * calls.c (expand_call): Increase alignment for recursive functions.
13709 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13711 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13712 (TARGET_FUNCTION_VALUE): New define.
13713 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13714 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13716 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13718 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13719 (fmod<mode>3): Ditto.
13720 (remainderxf3): Ditto.
13721 (remainder<mode>3): Ditto.
13723 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13726 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13727 REG is a hard register.
13729 PR tree-optimization/36508
13730 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13731 499, don't check it at all in release compilers.
13733 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13735 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13736 together with SSE_TARGET_MATH to disable insn pattern.
13737 (*fop_<MODEF:mode>_2_i387): Ditto.
13738 (*fop_<MODEF:mode>_3_i387): Ditto.
13740 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13742 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13744 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13746 PR middle-end/34906
13747 * gimplify.c (gimplify_asm_expr): Check the return code of
13748 parse_output_constraint call, set function return and is_inout
13749 value if it failed.
13751 2008-06-22 Ian Lance Taylor <iant@google.com>
13753 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13754 (narrowest_signed_type): Likewise.
13755 * c-typeck.c (c_common_type): Change local variable mclass to enum
13757 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13758 tcc_comparison, not the tree code itself.
13759 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13760 (c_expand_expr): Cast modifier to enum expand_modifier.
13761 * c-common.h (C_RID_CODE): Add casts.
13762 (C_SET_RID_CODE): Define.
13763 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13764 (c_lex_one_token): Add cast to avoid warning.
13765 (c_parser_objc_type_name): Rename local typename to type_name.
13766 (check_no_duplicate_clause): Change code parameter to enum
13768 (c_parser_omp_var_list_parens): Change kind parameter to enum
13770 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13771 c_parser_omp_list_var_parens.
13772 (c_parser_omp_threadprivate): Likewise.
13773 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13774 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13775 * c-format.c (NO_FMT): Define.
13776 (printf_length_specs): Use NO_FMT.
13777 (asm_fprintf_length_specs): Likewise.
13778 (gcc_diag_length_specs): Likewise.
13779 (scanf_length_specs): Likewise.
13780 (strfmon_length_specs): Likewise.
13781 (gcc_gfc_length_specs): Likewise.
13782 (printf_flag_specs): Change 0 to STD_C89.
13783 (asm_fprintf_flag_specs): Likewise.
13784 (gcc_diag_flag_specs): Likewise.
13785 (gcc_cxxdiag_flag_specs): Likewise.
13786 (scanf_flag_specs): Likewise.
13787 (strftime_flag_specs): Likewise.
13788 (strfmon_flag_specs): Likewise.
13789 (print_char_table): Likewise.
13790 (asm_fprintf_char_table): Likewise.
13791 (gcc_diag_char_table): Likewise.
13792 (gcc_tdiag_char_table): Likewise.
13793 (gcc_cdiag_char_table): Likewise.
13794 (gcc_cxxdiag_char_table): Likewise.
13795 (gcc_gfc_char_table): Likewise.
13796 (scan_char_table): Likewise.
13797 (time_char_table): Likewis.
13798 (monetary_char_table): Likewise.
13799 * c-format.h (BADLEN): Likewise.
13801 2008-06-21 Ian Lance Taylor <iant@google.com>
13803 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13804 Define END_OF_BASE_TREE_CODES around inclusion.
13805 * tree.c (tree_code_type): New global array.
13806 (tree_code_length, tree_code_name): Likewise.
13807 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13808 $(lang_tree_files).
13809 (all-tree.def, s-alltree): New targets.
13810 (gencheck.h, s-gencheck): Remove.
13811 (tree.o): Depend upon all-tree.def.
13812 (build/gencheck.o): Remove gencheck.h dependency.
13813 (mostlyclean): Don't remove gencheck.h.
13814 * c-common.h (enum c_tree_code): Remove.
13815 * c-lang.c (tree_code_type): Remove.
13816 (tree_code_length, tree_code_name): Remove.
13817 * gencheck.c (tree_codes): Include all-tree.def, rather than
13818 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13820 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13822 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13823 (operator_name_info): Size to MAX_TREE_CODES.
13824 (assignment_operator_name_info): Likewise.
13825 * cp/cp-lang.c (tree_code_type): Remove.
13826 (tree_code_length, tree_code_name): Remove.
13827 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13828 (assignment_operator_name_info): Likewise.
13829 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13831 * cp/mangle.c (write_expression): Likewise.
13832 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13833 * fortran/f95-lang.c (tree_code_type): Remove.
13834 (tree_code_length, tree_code_name): Remove.
13835 * java/java-tree.h (enum java_tree_code): Remove.
13836 * java/lang.c (tree_code_type): Remove.
13837 (tree_code_length, tree_code_name): Remove.
13838 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13839 * objc/objc-act.h (enum objc_tree_code): Remove.
13840 * objc/objc-lang.c (tree_code_type): Remove.
13841 (tree_code_length, tree_code_name): Remove.
13842 * objcp/objcp-lang.c (tree_code_type): Remove.
13843 (tree_code_length, tree_code_name): Remove.
13844 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13845 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13846 * ada/misc.c (tree_code_type): Remove.
13847 (tree_code_length, tree_code_name): Remove.
13849 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13851 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13852 the grand_bitmap_obstack.
13854 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13856 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13857 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13858 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13859 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13860 move_stmt_r, new_label_mapper): Likewise.
13861 * tree-complex.c (cvc_lookup): Likewise.
13862 * tree-dfa.c (create_function_ann): Likewise.
13863 * tree-dump.c (dump_register): Likewise.
13864 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13865 find_phi_replacement_condition): Likewise.
13866 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13867 tree_function_versioning): Likewise.
13868 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13869 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13870 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13871 get_nonlocal_debug_decl, convert_nonlocal_reference,
13872 convert_nonlocal_omp_clauses, get_local_debug_decl,
13873 convert_local_reference, convert_local_omp_clauses,
13874 convert_nl_goto_reference, convert_nl_goto_receiver,
13875 convert_tramp_reference, convert_call_expr): Likewise.
13876 * tree-outof-ssa.c (contains_tree_r): Likewise.
13877 * tree-parloops.c (reduction_phi, initialize_reductions,
13878 eliminate_local_variables_1, add_field_for_reduction,
13879 add_field_for_name, create_phi_for_local_result,
13880 create_call_for_reduction_1, create_loads_for_reductions,
13881 create_stores_for_reduction, create_loads_and_stores_for_name):
13883 * tree-phinodes.c (allocate_phi_node): Likewise.
13884 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13885 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13886 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13887 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13888 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13889 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13890 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13891 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13892 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13893 vn_nary_op_insert): Likewise.
13894 * tree-ssa.c (redirect_edge_var_map_add,
13895 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13896 * tree-vectorizer.c (vectorize_loops): Likewise.
13897 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13898 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13899 tree_cons_stat, build1_stat, build_variant_type_copy,
13900 decl_init_priority_lookup, decl_fini_priority_lookup,
13901 decl_priority_info, decl_restrict_base_lookup,
13902 decl_restrict_base_insert, decl_debug_expr_lookup,
13903 decl_debug_expr_insert, decl_value_expr_lookup,
13904 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13905 type_hash_add, get_file_function_name, tree_check_failed,
13906 tree_not_check_failed, tree_range_check_failed,
13907 omp_clause_range_check_failed, build_omp_clause,
13908 build_vl_exp_stat): Likewise.
13909 * value-prof.c (gimple_histogram_value,
13910 gimple_duplicate_stmt_histograms): Likewise.
13911 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13912 unshare_variable, variable_union_info_cmp_pos, variable_union,
13913 dataflow_set_different_1, dataflow_set_different_2,
13914 vt_find_locations, variable_was_changed, set_variable_part,
13915 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13916 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13917 section_entry_hash, object_block_entry_eq,
13918 object_block_entry_hash, create_block_symbol,
13919 initialize_cold_section_name, default_function_rodata_section,
13920 strip_reg_name, set_user_assembler_name, const_desc_eq,
13921 build_constant_desc, output_constant_def, lookup_constant_def,
13922 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13923 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13924 default_internal_label): Likewise.
13925 * varray.c (varray_init, varray_grow): Likewise.
13926 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13928 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13930 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13931 operators for "test" insn. Macroize insn using SWI mode macro.
13932 (*jcc_fused_2): Ditto.
13933 (*jcc_fused_3): Macroize insn using SWI mode macro.
13934 (*jcc_fused_4): Ditto.
13936 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13938 * tree-ssa-pre.c: Fix typo in comment.
13939 (init_antic, fini_antic): Add explicit funtions for
13940 initializing and deinitializing ANTIC and AVAIL sets.
13941 (create_expression_by_pieces): Fix typo in comment.
13942 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13943 (execute_pre): Eventually dump details about ANTIC_IN.
13945 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13947 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13948 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13949 add_to_obstack, file_at_path, find_a_file, execute,
13950 add_preprocessor_option, add_assembler_option, add_linker_option,
13951 process_command, insert_wrapper, do_option_spec, do_self_spec,
13952 spec_path, do_spec_1, is_directory, main, used_arg,
13953 getenv_spec_function): Likewise.
13954 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13955 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13958 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13960 * doc/rtl.texi: Updated subreg section.
13962 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13965 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13966 node->needed and node->reachable.
13967 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13968 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13969 (expand_task_call): Don't call expand_task_copyfn.
13970 (expand_task_copyfn): Renamed to...
13971 (finalize_task_copyfn): ... this.
13973 2008-06-19 Jan Hubicka <jh@suse.cz>
13975 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13976 clobbering framepointer.
13978 2008-06-19 Jan Hubicka <jh@suse.cz>
13980 * tree-optimize.c (execute_early_local_optimizations): Set
13981 cgraph_state only at first invocation.
13983 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13985 * system.h (-Wc++-compat): Activate as a warning, no an error.
13987 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13989 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13990 instead of "#" in insn asm template.
13991 (*jcc_fused_2): Ditto.
13993 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13995 * config/i386/i386.h (ix86_tune_indices)
13996 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13997 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13998 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13999 (*jcc_fused_2): Ditto.
14000 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14001 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14002 (print operand): Handle 'E' and 'e' code.
14004 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14006 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14007 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14008 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14010 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14012 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14014 (cgraph_expand_function): Use local copy of decl.
14015 (cgraph_expand_all_functions): Remove redundant initialization of
14017 (cgraph_optimize): Reword internal_error message.
14019 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14021 * arm-protos.h (arm_return_in_memory): Remove public
14022 arm_return_in_memory() prototype.
14023 * arm.c (arm_return_in_memory): Add static prototype, add target
14024 hook macro, change definition and comments.
14025 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14027 2008-06-19 Ben Elliston <bje@au.ibm.com>
14029 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14030 real.c: Remove references to IEEE 754R.
14031 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14032 * doc/libgcc.texi (Decimal float library routines): Likewise.
14034 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14036 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14037 (default_unwind_word_mode): Add prototype.
14038 * targhooks.c (default_unwind_word_mode): New function.
14039 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14040 instead of word_mode.
14041 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14042 (TARGET_INITIALIZER): Use it.
14044 * c-common.c (handle_mode_attribute): Support "unwind_word"
14046 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14048 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14049 word_mode to access SjLj_Function_Context member "data".
14050 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14051 conversion from targetm.eh_return_filter_mode () to
14052 targetm.unwind_word_mode () if they differ.
14054 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14055 (BT_FN_UNWINDWORD_PTR): New function type.
14056 (BT_FN_WORD_PTR): Remove.
14057 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14058 * except.c (expand_builtin_extend_pointer): Convert pointer to
14059 targetm.unwind_word_mode () instead of word_mode.
14061 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14062 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14063 (spu_unwind_word_mode): New function.
14064 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14065 (TARGET_UNWIND_WORD_MODE): Define.
14066 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14068 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14070 * config/spu/spu.c (reg_align): Remove.
14071 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14072 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14073 (spu_split_store): Likewise.
14075 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14077 * gcc/tree-vn.c: Fix typo in comment.
14079 2008-06-18 Jan Hubicka <jh@suse.cz>
14081 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14082 toplevel reorder too.
14084 2008-06-18 Jan Hubicka <jh@suse.cz>
14086 * c-opts.c (c_common_post_options): PCH is not compatible with
14088 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14089 -fno-toplevel-reorder by default now.
14091 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14093 PR documentation/30739
14094 * doc/install.texi (Prerequisites): Document dependency on awk.
14096 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14097 Ian Lance Taylor <iant@google.com>
14099 PR rtl-optimization/35604
14100 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14101 only want to change jump destinations, not eventual label comparisons.
14103 2008-06-16 Jan Hubicka <jh@suse.cz>
14105 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14107 (cgraph_analyze_function): Likewise.
14109 2008-06-16 Jan Hubicka <jh@suse.cz>
14111 * cgraph.h (cgraph_mark_if_needed): New function.
14112 * cgraphunit.c (cgraph_mark_if_needed): New function.
14113 * c-decl.c (duplicate_decl): Use it.
14115 2008-06-16 Jan Hubicka <jh@suse.cz>
14117 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14120 2008-06-16 Jan Hubicka <jh@suse.cz>
14122 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14124 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14125 Kazu Hirata <kazu@codesourcery.com>
14126 Maxim Kuvyrkov <maxim@codesourcery.com
14128 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14129 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14130 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14131 EXTRA_SPEC_FUNCTIONS.
14132 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14133 (DRIVER_SELF_SPECS): Adjust.
14134 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14135 * config/mips/st.h, config/mips/t-st: New.
14136 * config/mips/driver-native.c, config/mips/x-native: New.
14137 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14140 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14142 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14144 (ISA_HAS_FP_CONDMOVE): New macro.
14145 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14146 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14147 (ISA_HAS_NMADD3_NMSUB3): New macro.
14148 * config/mips/mips.c (mips_rtx_costs): Update.
14149 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14150 compiling for ST Loongson 2E/2F.
14151 (madd<mode>): Rename to madd4<mode>. Update.
14152 (madd3<mode>): New pattern.
14153 (msub<mode>): Rename to msub4<mode>. Update.
14154 (msub3<mode>): New pattern.
14155 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14156 (nmadd3<mode>): New pattern.
14157 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14158 (nmadd3<mode>_fastmath): New pattern.
14159 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14160 (nmsub3<mode>): New pattern.
14161 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14162 (nmsub3<mode>_fastmath): New pattern.
14163 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14165 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14167 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14168 (DF_REF_INSN_INFO): New.
14169 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14170 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14171 with a NULL DF_REF_INSN_INFO.
14172 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14174 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14175 DF_INSN_INFO_EQ_USES): New.
14176 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14177 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14178 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14179 * df-core.c: Update comment for above changes.
14180 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14181 DF_INSN_UID_* macros.
14182 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14183 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14184 insn rtx. Update all callers.
14185 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14186 df_ref_create_structure, df_insn_refs_collect): Likewise.
14187 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14188 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14189 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14190 macros to access the insn refs.
14191 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14192 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14193 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14194 for accessing the refs.
14195 (try_fwprop_subst): Likewise.
14196 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14197 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14198 for accessing the refs.
14199 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14200 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14201 to look at the insn refs.
14202 (record_uses): Likewise.
14203 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14205 (mark_artificial_uses): Don't mark_insn for artificial refs.
14206 (mark_reg_rependencies): Likewise.
14208 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14210 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14212 * configure: Regenerate.
14214 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14216 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14217 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14218 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14220 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14222 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14223 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14224 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14226 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14228 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14229 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14230 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14232 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14234 * tree-ssa-sccvn.c: Fix format of comments.
14236 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14238 * cgraph.c: Remove unneeded forward declarations of eq_node()
14241 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14243 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14245 (see_update_relevancy): Likewise.
14246 * fwprop.c (try_fwprop_subst): Likewise.
14247 * rtlanal.c (noop_move_p): Likewise.
14248 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14249 notes to non-existing libcall blocks.
14250 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14252 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14253 (dead_libcall_p): Remove.
14254 (delete_trivially_dead_insns): Don't use it.
14255 * web.c (union_defs): Remove comment about keeping nops.
14256 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14257 (compute_hash_table_work): Don't track libcall notes.
14258 (do_local_cprop): Don't take libcall pointers. Don't update
14260 (adjust_libcall_notes): Deleted.
14261 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14262 ever have existed in the first place).
14263 (replace_store_insn): Don't try to remove libcall notes.
14264 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14265 (resolve_reg_notes): Don't call them.
14266 (resolve_simple_move): Likewise.
14267 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14268 Don't remove REG_RETVAL notes.
14269 * emit-rtl.c (try_split): Don't update libcall notes.
14270 (emit_copy_of_insn_after): Dito.
14271 * cselib.c (cselib_current_insn_in_libcall): Remove.
14272 (cselib_process_insn): Don't set/clear it.
14273 (new_elt_loc_list): Don't record it.
14274 (cselib_init): Don't initialize it.
14275 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14276 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14278 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14279 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14280 (init_deps): Don't initialize it.
14281 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14282 * combine.c (delete_noop_moves): Don't update libcall notes.
14283 (can_combine_p): Remove now pointless #if 0 block.
14284 (try_combine): Remove another obsolete #if 0 block.
14285 (distribute_notes): Don't distribute libcall notes.
14286 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14287 * dce.c (libcall_dead_p): Remove.
14288 (delete_unmarked_insns): Don't handle libcall blocks.
14289 (preserve_libcall_for_dce): Remove.
14290 (prescan_insns_for_dce): Don't special-case libcall block insns.
14291 * reload1 (reload): Don't handle libcall notes.
14292 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14295 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14297 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14298 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14299 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14301 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14303 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14304 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14305 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14307 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14309 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14311 2008-06-16 Ira Rosen <irar@il.ibm.com>
14313 PR tree-optimization/36493
14314 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14315 the arguments list. Use VECTYPE to create vector pointer.
14316 (vectorizable_store): Fail if accesses through a pointer to vectype
14317 do not alias the original memory reference operands.
14318 Call vect_create_data_ref_ptr without the removed argument.
14319 (vectorizable_load): Likewise.
14320 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14323 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14326 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14327 reg_equiv_constant.
14329 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14331 * config/mips/loongson2ef.md: New file.
14332 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14333 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14334 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14335 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14336 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14338 (loongson2ef.md): New include.
14339 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14340 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14341 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14342 (loongson_gt_<mode>, loongson_extract_halfword)
14343 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14344 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14345 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14346 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14347 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14348 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14349 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14350 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14351 (vec_interleave_low<mode>): Define type attribute.
14352 * config/mips/mips.c (mips_ls2): New static variable.
14353 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14354 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14355 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14356 Implement target scheduling hooks.
14357 (mips_multipass_dfa_lookahead): Update to handle tuning for
14359 (mips_sched_init): Initialize data for Loongson scheduling.
14360 (mips_ls2_variable_issue): New static function.
14361 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14363 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14364 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14365 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14366 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14367 Handle ST Loongson 2E/2F cores.
14368 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14370 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14372 * omp-low.c (extract_omp_for_data): Fix comment typo.
14375 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14377 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14378 FIXME note about gcc/config.guess.
14379 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14380 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14381 * doc/cppopts.texi: Likewise.
14382 * doc/extend.texi: Likewise.
14383 * doc/gcc.texi: Likewise.
14384 * doc/gccint.texi: Likewise.
14385 * doc/gcov.texi: Likewise.
14386 * doc/gty.texi: Likewise.
14387 * doc/hostconfig.texi: Likewise.
14388 * doc/install.texi: Likewise.
14389 * doc/invoke.texi: Likewise.
14390 * doc/loop.texi: Likewise.
14391 * doc/makefile.texi: Likewise.
14392 * doc/md.texi: Likewise.
14393 * doc/passes.texi: Likewise.
14394 * doc/tm.texi: Likewise.
14395 * doc/tree-ssa.texi: Likewise.
14396 * doc/trouble.texi: Likewise.
14398 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14399 Nathan Sidwell <nathan@codesourcery.com>
14400 Maxim Kuvyrkov <maxim@codesourcery.com>
14401 Richard Sandiford <rdsandiford@googlemail.com>
14403 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14404 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14405 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14407 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14408 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14409 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14411 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14412 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14413 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14414 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14415 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14416 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14417 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14418 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14419 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14420 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14421 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14422 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14423 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14424 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14425 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14426 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14427 (mips_builtins): Add Loongson builtins.
14428 (mips_loongson_2ef_bdesc): New.
14429 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14430 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14431 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14432 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14434 (mips_expand_vector_init): New.
14435 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14436 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14438 * config/mips/mips.md: Add unspec numbers for Loongson
14439 builtins. Include loongson.md.
14440 (MOVE64): Include Loongson vector modes.
14441 (SPLITF): Include Loongson vector modes.
14442 (HALFMODE): Handle Loongson vector modes.
14443 * config/mips/loongson.md: New.
14444 * config/mips/loongson.h: New.
14445 * config.gcc: Add loongson.h header for mips*-*-* targets.
14446 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14448 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14450 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14451 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14452 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14453 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14454 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14455 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14456 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14457 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14458 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14459 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14460 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14461 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14462 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14463 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14464 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14465 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14466 Remove use_fixproto=yes.
14467 (ia64*-*-hpux*): Remove comment about using fixproto.
14468 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14470 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14472 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14474 * configure: Regenerate.
14476 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14478 PR middle-end/36520
14479 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14480 before evaluating it.
14482 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14485 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14486 nested inline functions.
14487 (start_decl, start_function): Don't invert DECL_EXTERNAL
14488 for nested inline functions.
14490 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14492 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14493 splits that must be made for correctness.
14495 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14497 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14498 (AVAIL_NON_MIPS16): Likewise.
14499 (mips_builtin_description): Replace target_flags with a predicate.
14500 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14501 (dspr2_32): New availability predicates.
14502 (MIPS_BUILTIN): New macro.
14503 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14504 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14505 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14506 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14507 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14508 (mips_dsp_32only_bdesc): Merge into...
14509 (mips_builtins): ...this new array.
14510 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14511 (mips_init_builtins): Update after above changes.
14512 (mips_expand_builtin_1): Merge into...
14513 (mips_expand_builtin): ...here and update after above changes.
14515 2008-06-12 Paul Brook <paul@codesourcery.com>
14517 * longlong.h (__arm__): Define count_leading_zeros.
14518 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14519 (clzsi2, clzdi2): New functions.
14520 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14521 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14522 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14523 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14524 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14525 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14526 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14527 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14528 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14529 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14531 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14533 * config/m68k/m68k.c (m68k_tune_flags): New.
14534 (override_options): Compute m68k_tune_flags.
14535 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14536 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14538 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14540 PR middle-end/36506
14541 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14543 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14545 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14546 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14548 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14550 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14551 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14553 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14555 PR middle-end/36506
14556 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14559 2008-06-12 Richard Guenther <rguenther@suse.de>
14561 PR tree-optimization/36345
14562 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14563 add memory_tag_needed flag.
14564 (may_alias_p): Declare.
14565 * tree-ssa-alias.c (may_alias_p): Export.
14566 (set_initial_properties): Use memory_tag_needed flag.
14567 (update_reference_counts): Likewise.
14568 (reset_alias_info): Reset memory_tag_needed flag.
14569 (create_name_tags): Check memory_tag_needed flag.
14570 (dump_points_to_info_for): Dump it.
14571 * tree-ssa-structalias.c (struct variable_info): Remove
14572 directly_dereferenced flag.
14573 (new_var_info): Do not initialize it.
14574 (process_constraint_1): Do not set it.
14575 (update_alias_info): Set is_dereferenced flag.
14576 (set_uids_in_ptset): Use may_alias_p.
14577 (set_used_smts): Check memory_tag_needed flag.
14578 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14579 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14580 memory_tag_needed flag.
14581 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14582 from broken design.
14584 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14586 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14587 red zone for w64 abi.
14588 (ix86_expand_prologue): Likewise.
14589 (ix86_force_to_memory): Likewise.
14590 (ix86_free_from_memory): Likewise.
14592 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14595 * config/rs6000/rs6000.c (rs6000_override_options): Set
14596 rs6000_isel conditionally to the absence of comand line override.
14597 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14598 Remove duplicate rs6000_isel setting.
14599 * config/rs6000/eabispe.h: Ditto.
14601 2008-06-11 Richard Guenther <rguenther@suse.de>
14603 * alias.c (get_alias_set): Use the element alias-set for arrays.
14604 (record_component_aliases): For arrays and vectors do nothing.
14605 * c-common.c (strict_aliasing_warning): Handle the cases
14606 of alias set zero explicitly.
14607 * Makefile.in (dfp.o-warn): Add -Wno-error.
14609 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14611 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14613 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14614 tune_32 tune_64 to supported_defaults. Allow values not
14615 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14616 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14617 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14618 with_cpu_64 to generic for 64-bit-supporting configurations, not
14619 with_cpu. Remove FIXMEs.
14620 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14621 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14622 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14623 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14624 arch_32 and arch_64.
14626 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14627 Olivier Hainque <hainque@adacore.com>
14629 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14630 Use DECL_SIZE_UNIT to retrieve the size of the field.
14632 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14634 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14635 with function calls after declarations. Lay out
14636 neon_float_type_node before further use.
14638 2008-06-11 Richard Guenther <rguenther@suse.de>
14640 * tree-flow.h (may_point_to_global_var): Declare.
14641 * tree-ssa-alias.c (may_point_to_global_var): New function.
14642 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14644 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14646 * configure.ac: Teach that fido supports .debug_line.
14647 * configure: Regenerate.
14649 2008-06-10 Tom Tromey <tromey@redhat.com>
14651 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14654 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14656 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14657 (encode_decimal64, decode_decimal64, encode_decimal128,
14658 decode_decimal128): Reverse order of 32-bit parts of value if host
14659 and target endianness differ.
14661 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14663 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14664 Avoid division by 0.
14665 (tree_mod_pow2_value_transform): Likewise.
14666 (tree_ic_transform): Likewise.
14667 (tree_stringops_transform): Likewise.
14668 (tree_mod_subtract_transform): Likewise.
14669 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14670 (copy_edges_for_bb): Likewise.
14671 (initialize_cfun): Likewise.
14673 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14675 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14676 nonmemory_operand. Add "N" operand constraint.
14678 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14679 (*jcc_btsi_mask): Ditto.
14680 (*jcc_btsi_mask_1): Ditto.
14682 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14684 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14685 TYPE_CANONICAL for copied element type.
14687 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14690 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14691 Add m_CORE2 and m_GENERIC.
14692 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14693 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14695 (*jcc_btdi_rex64): New instruction and split pattern.
14696 (*jcc_btsi): Ditto.
14697 (*jcc_btsi_1): Ditto.
14698 (*btsq): Fix Intel asm dialect operand order.
14702 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14704 PR middle-end/36447
14705 * simplify-rtx.c (simplify_subreg): Add check for shift count
14708 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14710 * doc/md.texi: Synchronize with later constraints.md change.
14711 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14712 with a C implementation.
14713 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14715 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14716 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14717 when moving to and from MD_REGNUM.
14718 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14719 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14720 Handle byte and halfword moves.
14721 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14723 * config/mips/constraints.md (h): Turn into NO_REGS.
14724 (l, x): Update documentation.
14725 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14726 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14727 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14728 (HILO): New mode iterator.
14730 (any_div): New code iterator.
14731 (u): Extend code attribute to div and udiv.
14732 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14733 d_operand in the splitters. Remove redundant CONST_INT checks.
14734 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14735 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14736 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14737 accordingly, using normal moves instead of unspecs to move LO into
14738 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14739 (<u>mulsidi3): Handle expansion in C code.
14740 (<u>mulsidi3_32bit_internal): Rename to...
14741 (<u>mulsidi3_32bit): ...this.
14742 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14743 (*<u>mulsidi3_64bit): Rename to...
14744 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14745 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14746 to set LO and HI to the multiplication result. Use a normal move
14747 for MFLO and an unspec for MFHI.
14748 (*<u>mulsidi3_64bit_parts): Replace with...
14749 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14750 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14751 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14752 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14753 instead of HI. Split the instruction into a separate multiplication
14754 and MFHI if !TARGET_FIX_R4000.
14755 (<su>muldi3_highpart): Likewise.
14756 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14757 and the "=h" clobber.
14758 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14759 (<u>mulditi3): New expander.
14760 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14761 (madsi): Remove "=h" clobber.
14762 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14763 Force the modulus result to be a GPR and split the instruction into
14764 a division followed by an MFHI after reload.
14765 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14766 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14767 the MIPS16 HIGH define_split.
14768 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14769 of acc<->gpr moves to "multi".
14770 (*movdi_64bit): Replace the single "x" alternative with
14771 alternatives for moving into and out of "a".
14772 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14773 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14774 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14775 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14776 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14777 (movti): New expander.
14778 (*movti, *movti_mips16): New insns.
14779 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14780 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14781 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14782 * config/mips/predicates.md (fpr_operand): Delete.
14783 (d_operand): New predicate.
14785 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14787 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14788 failure on some Bourne shells.
14789 (x86_64-*-*): Ditto.
14791 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14793 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14795 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14797 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14798 (sparc-sun-solaris2*): Likewise.
14800 2008-06-09 Arnaud Charlet <charlet@adacore.com
14802 * doc/install.texi: Update requirements to build the Ada compiler.
14804 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14806 * df-scan.c (struct df_scan_problem_data): Remove the
14807 mw_link_pool alloc pool.
14808 (df_scan_free_internal): Don't free it.
14809 (df_scan_alloc): Don't allocate it.
14810 * df.h (struct df_link): Update comment.
14812 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14814 * except.h: Correct checks for when SJLJ exceptions must be used.
14816 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14818 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14821 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14823 PR tree-optimization/36218
14824 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14825 configure for the build system.
14826 (BUILD_LDFLAGS): Define.
14827 * configure: Regenerate.
14828 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14830 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14833 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14834 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14835 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14837 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14839 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14841 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14843 * config.gcc (Obsolete configurations): Remove list of
14845 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14846 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14847 targets matched by those patterns.
14848 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14849 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14850 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14851 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14852 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14853 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14854 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14855 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14856 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14857 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14858 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14859 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14860 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14861 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14862 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14863 Make code for Solaris 7 and greater unconditional for Solaris.
14864 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14865 Remove --with-* handling.
14866 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14867 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14868 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14869 LINK_OS_WINDISS_SPEC): Remove.
14870 * config/rs6000/sysv4.opt (mwindiss): Remove.
14871 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14872 * configure: Regenerate.
14873 * doc/cpp.texi: Don't mention BeOS.
14874 * doc/extend.texi (interrupt): Don't mention MS1.
14875 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14876 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14877 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14878 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14879 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14881 * doc/invoke.texi (MT Options): Remove.
14882 (-mwindiss): Remove.
14883 (CRIS Options): Remove cris-axis-aout references.
14884 (HPPA Options): Don't mention hppa1.1-*-pro.
14885 * doc/md.texi: (MorphoTech family): Remove.
14886 * libgcc2.c: Don't handle UWIN.
14887 * config/alpha/t-unicosmk: Remove.
14888 * config/alpha/unicosmk.h: Remove.
14889 * config/arm/kaos-arm.h: Remove.
14890 * config/arm/kaos-strongarm.h: Remove.
14891 * config/arm/strongarm-coff.h: Remove.
14892 * config/arm/strongarm-elf.h: Remove.
14893 * config/arm/strongarm-pe.h: Remove.
14894 * config/arm/t-strongarm-pe: Remove.
14895 * config/arm/t-xscale-coff: Remove.
14896 * config/arm/t-xscale-elf: Remove.
14897 * config/arm/xscale-coff.h: Remove.
14898 * config/arm/xscale-elf.h: Remove.
14899 * config/chorus.h: Remove.
14900 * config/cris/aout.h: Remove.
14901 * config/cris/aout.opt: Remove.
14902 * config/cris/t-aout: Remove.
14903 * config/i386/beos-elf.h: Remove.
14904 * config/i386/kaos-i386.h: Remove.
14905 * config/i386/ptx4-i.h: Remove.
14906 * config/i386/sco5.h: Remove.
14907 * config/i386/sco5.opt: Remove.
14908 * config/i386/sysv4-cpp.h: Remove.
14909 * config/i386/sysv5.h: Remove.
14910 * config/i386/t-beos: Remove.
14911 * config/i386/t-sco5: Remove.
14912 * config/i386/t-uwin: Remove.
14913 * config/i386/uwin.asm: Remove.
14914 * config/i386/uwin.h: Remove.
14915 * config/kaos.h: Remove.
14916 * config/mips/windiss.h: Remove.
14917 * config/mt: Remove directory.
14918 * config/pa/pa-osf.h: Remove.
14919 * config/pa/pa-pro-end.h: Remove.
14920 * config/pa/t-pro: Remove.
14921 * config/ptx4.h: Remove.
14922 * config/rs6000/beos.h: Remove.
14923 * config/rs6000/kaos-ppc.h: Remove.
14924 * config/rs6000/t-beos: Remove.
14925 * config/rs6000/windiss.h: Remove.
14926 * config/sh/kaos-sh.h: Remove.
14927 * config/sol2-6.h: Remove.
14928 * config/sparc/sol26-sld.h: Remove.
14929 * config/sparc/sysv4-only.h: Remove.
14930 * config/vax/bsd.h: Remove.
14931 * config/vax/t-memfuncs: Remove.
14932 * config/vax/ultrix.h: Remove.
14933 * config/vax/vaxv.h: Remove.
14934 * config/windiss.h: Remove.
14936 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14938 PR rtl-optimization/36438
14939 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14940 for vector shifts with constant scalar shift operands.
14942 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14944 * doc/invoke.texi: Document -march=xlr.
14945 * config/mips/xlr.md: New file.
14946 * config/mips/mips.md: Include it.
14948 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14949 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14950 (mips_rtx_cost_data): Likewise.
14952 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14954 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14955 PRE_INC and PRE_DEC cases.
14957 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14959 PR rtl-optimization/36419
14960 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14961 the emitting jump insn.
14964 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14965 is not bool, boolify the whole *expr_p and convert to the desired type.
14967 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14969 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14970 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14971 Add omp_private_outer_ref hook, add another argument to
14972 omp_clause_default_ctor hook.
14973 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14974 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14975 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14976 hook_tree_tree_tree_tree_null.
14977 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14978 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14979 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14980 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14981 * tree.def (OMP_TASK): New tree code.
14982 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14983 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14984 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14985 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14986 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14987 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14988 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14989 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14990 (OMP_DIRECTIVE_P): Add OMP_TASK.
14991 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14992 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14993 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14994 and OMP_CLAUSE_UNTIED entries.
14995 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14997 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14998 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14999 * tree-pretty-print.c (dump_omp_clause): Handle
15000 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15001 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15002 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15003 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15004 warning about unsigned iterators. Change decl/init/cond/incr
15005 arguments to TREE_VECs, check arguments for all collapsed loops.
15006 (c_finish_omp_taskwait): New function.
15007 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15009 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15010 default_function_array_conversion on init. Add par_clauses argument.
15011 If decl is present in parallel's lastprivate clause, change it to
15012 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15013 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15014 collapse count in clauses.
15015 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15016 c_parser_omp_for_loop callers.
15017 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15018 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15019 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15020 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15022 (c_parser_omp_clause_schedule): Handle schedule(auto).
15023 Include correct location in the error message.
15024 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15025 and PRAGMA_OMP_CLAUSE_UNTIED.
15026 (OMP_TASK_CLAUSE_MASK): Define.
15027 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15028 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15029 * tree-nested.c (convert_nonlocal_omp_clauses,
15030 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15031 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15032 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15033 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15035 (conver_nonlocal_reference, convert_local_reference,
15036 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15037 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15038 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15039 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15040 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15041 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15042 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15043 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15044 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15046 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15047 * c-common.h (c_finish_omp_taskwait): New prototype.
15048 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15049 * tree-parloops.c (create_parallel_loop): Create 1 entry
15050 vectors for OMP_FOR_{INIT,COND,INCR}.
15051 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15052 (make_edges): Handle OMP_TASK.
15053 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15054 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15055 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15056 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15057 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15058 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15059 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15060 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15061 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15062 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15063 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15064 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15065 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15066 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15067 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15068 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15069 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15070 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15071 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15072 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15073 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15074 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15075 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15076 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15077 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15078 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15079 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15080 original iterator is present in lastprivate clause or if
15081 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15082 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15083 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15084 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15085 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15086 if it is set, lookup var in outer contexts too. Handle
15087 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15088 to be implicitly determined firstprivate for task regions.
15089 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15090 if it is set, lookup var in outer contexts too. Set
15091 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15092 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15093 OMP_CLAUSE_UNTIED. Take region_type as last argument
15094 instead of in_parallel and in_combined_parallel.
15095 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15097 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15098 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15099 (new_omp_context): Set default_kind to
15100 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15101 (omp_region_type): New enum.
15102 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15103 fields, add region_type.
15104 (new_omp_context): Take region_type as argument instead of is_parallel
15105 and is_combined_parallel.
15106 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15107 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15108 ctx->is_combined_parallel checks.
15109 (gimplify_omp_task): New function.
15110 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15112 * omp-low.c (extract_omp_for_data): Use schedule(static)
15113 for schedule(auto). Handle pointer and unsigned iterators.
15114 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15115 Add loops argument. Extract data for collapsed OMP_FOR loops.
15116 (expand_parallel_call): Assert sched_kind isn't auto,
15117 map runtime schedule to index 3.
15118 (struct omp_for_data_loop): New type.
15119 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15120 Add loop, loops, collapse and iter_type fields.
15121 (workshare_safe_to_combine_p): Disallow combined for if
15122 iter_type is unsigned long long. Don't combine collapse > 1 loops
15123 unless all bounds and steps are constant. Adjust extract_omp_for_data
15125 (expand_omp_for_generic): Handle pointer, unsigned and long long
15126 iterators. Handle collapsed OMP_FOR loops. Adjust
15127 for struct omp_for_data changes. If libgomp function doesn't return
15128 boolean_type_node, add comparison of the return value with 0.
15129 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15130 pointer, unsigned and long long iterators. Adjust for struct
15131 omp_for_data changes.
15132 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15133 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15134 unsigned long long. Allocate loops array, pass it to
15135 extract_omp_for_data. For collapse > 1 loops use always
15136 expand_omp_for_generic.
15137 (omp_context): Add sfield_map and srecord_type fields.
15138 (is_task_ctx, lookup_sfield): New functions.
15139 (use_pointer_for_field): Use is_task_ctx helper. Change first
15140 argument's type from const_tree to tree. Clarify comment.
15141 In OMP_TASK disallow copy-in/out sharing.
15142 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15143 (install_var_field): Add mask argument. Populate both record_type
15144 and srecord_type if needed.
15145 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15147 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15148 and DECL_FIELD_OFFSET.
15149 (scan_sharing_clauses): Adjust install_var_field callers. For
15150 firstprivate clauses on explicit tasks allocate the var by value in
15151 record_type unconditionally, rather than by reference.
15152 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15153 Use is_taskreg_ctx instead of is_parallel_ctx.
15154 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15155 (create_omp_child_function_name): Add task_copy argument, use
15156 *_omp_cpyfn* names if it is true.
15157 (create_omp_child_function): Add task_copy argument, if true create
15158 *_omp_cpyfn* helper function.
15159 (scan_omp_parallel): Adjust create_omp_child_function callers.
15160 Rename parallel_nesting_level to taskreg_nesting_level.
15161 (scan_omp_task): New function.
15162 (lower_rec_input_clauses): Don't run constructors for firstprivate
15163 explicit task vars which are initialized by *_omp_cpyfn*.
15164 Pass outer var ref to omp_clause_default_ctor hook if
15165 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15166 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15167 OMP_CLAUSE_REDUCTION_INIT.
15168 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15169 avoid duplicate setting of fields. Handle
15170 OMP_CLAUSE_PRIVATE_OUTER_REF.
15171 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15172 copy-out if TREE_READONLY, only copy-in.
15173 (expand_task_copyfn): New function.
15174 (expand_task_call): New function.
15175 (struct omp_taskcopy_context): New type.
15176 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15178 (lower_omp_parallel): Rename to...
15179 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15180 Call create_task_copyfn if srecord_type is needed. Adjust
15182 (task_shared_vars): New variable.
15183 (check_omp_nesting_restrictions): Warn if work-sharing,
15184 barrier, master or ordered region is closely nested inside OMP_TASK.
15185 Add warnings for barrier if closely nested inside of work-sharing,
15186 ordered, or master region.
15187 (scan_omp_1): Call check_omp_nesting_restrictions even for
15188 GOMP_barrier calls. Rename parallel_nesting_level to
15189 taskreg_nesting_level. Handle OMP_TASK.
15190 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15191 work-sharing construct, continue looking for them on parent parallel
15193 (lower_omp_for_lastprivate): Add lastprivate clauses
15194 to the beginning of dlist rather than end. Adjust for struct
15195 omp_for_data changes.
15196 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15197 not after it. Handle collapsed OMP_FOR loops, adjust for
15198 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15199 (get_ws_args_for): Adjust extract_omp_for_data caller.
15200 (scan_omp_for): Handle collapsed OMP_FOR
15201 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15202 (lower_omp_single_simple): If libgomp function doesn't return
15203 boolean_type_node, add comparison of the return value with 0.
15204 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15205 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15206 (parallel_nesting_level): Rename to...
15207 (taskreg_nesting_level): ... this.
15208 (is_taskreg_ctx): New function.
15209 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15210 of is_parallel_ctx.
15211 (execute_lower_omp): Rename parallel_nesting_level to
15212 taskreg_nesting_level.
15213 (expand_omp_parallel): Rename to...
15214 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15215 Call omp_task_call for OMP_TASK regions.
15216 (expand_omp): Adjust caller, handle OMP_TASK.
15217 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15219 * bitmap.c (bitmap_default_obstack_depth): New variable.
15220 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15221 if argument is NULL and bitmap_default_obstack is already initialized.
15222 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15224 * matrix-reorg.c (matrix_reorg): Likewise.
15226 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15228 * config/i386/i386.md (*indirect_jump): Macroize using P
15229 mode iterator. Remove !TARGET_64BIT from insn constraints.
15230 (*tablejump_1): Ditto.
15231 (*indirect_jump_rex64): Remove insn pattern.
15232 (*tablejump_1_rex64): Ditto.
15233 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15234 and eh_return_si insn patterns.
15236 2008-06-06 Richard Guenther <rguenther@suse.de>
15238 * tree-ssa-structalias.c (merge_smts_into): Remove.
15239 (find_what_p_points_to): Do not bother to compute the
15240 points-to set for pt_anything pointers.
15241 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15242 for pt_anything pointers is ok.
15244 2008-06-06 Jan Hubicka <jh@suse.cz>
15246 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15248 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15250 * cgraph.c: Fix typos in comments.
15251 (cgraph_availability_names): Fix string typo.
15252 * fold-const.c: Fix typos in comments.
15253 (fold_binary): Fix typo in warning.
15254 * genautomata.c: Fix typos in comments.
15255 (check_presence_pattern_sets): Fix typo in local variable.
15256 (output_description): Fix typo in output.
15257 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15258 * hwint.h: Likewise.
15259 * matrix-reorg.c (check_allocation_function): Likewise.
15260 * omega.c (smooth_weird_equations): Likewise.
15261 * auto-inc-dec.c: Fix typos in comments.
15262 * bb-reorder.c: Likewise.
15263 * builtins.c: Likewise.
15264 * c-common.c: Likewise.
15265 * c-cppbuiltin.c: Likewise.
15266 * c-parser.c: Likewise.
15267 * c-pretty-print.c: Likewise.
15268 * cfgcleanup.c: Likewise.
15269 * cfgexpand.c: Likewise.
15270 * cfghooks.c: Likewise.
15271 * cfglayout.c: Likewise.
15272 * cfgloopmanip.c: Likewise.
15273 * cgraphunit.c: Likewise.
15274 * coverage.c: Likewise.
15275 * dbxout.c: Likewise.
15276 * df-byte-scan.c: Likewise.
15277 * df-core.c: Likewise.
15278 * df-problems.c: Likewise.
15279 * df-scan.c: Likewise.
15281 * dominance.c: Likewise.
15282 * domwalk.c: Likewise.
15284 * dwarf2out.c: Likewise.
15285 * emit-rtl.c: Likewise.
15286 * et-forest.c: Likewise.
15287 * function.c: Likewise.
15288 * function.h: Likewise.
15290 * gcov-io.c: Likewise.
15291 * gcov.c: Likewise.
15292 * gcse.c: Likewise.
15293 * genattrtab.c: Likewise.
15294 * ggc-page.c: Likewise.
15295 * gimplify.c: Likewise.
15296 * gthr-lynx.h: Likewise.
15297 * haifa-sched.c: Likewise.
15298 * ipa-cp.c: Likewise.
15299 * ipa-inline.c: Likewise.
15300 * ipa-prop.h: Likewise.
15301 * ipa-pure-const.c: Likewise.
15302 * ipa-struct-reorg.c: Likewise.
15303 * ipa-struct-reorg.h: Likewise.
15304 * ipa-type-escape.c: Likewise.
15306 * loop-doloop.c: Likewise.
15307 * mips-tfile.c: Likewise.
15308 * mkmap-flat.awk: Likewise.
15309 * mkmap-symver.awk: Likewise.
15310 * modulo-sched.c: Likewise.
15311 * omp-low.c: Likewise.
15312 * optabs.c: Likewise.
15313 * optabs.h: Likewise.
15314 * opts.c: Likewise.
15315 * passes.c: Likewise.
15316 * postreload-gcse.c: Likewise.
15317 * postreload.c: Likewise.
15318 * predict.c: Likewise.
15319 * pretty-print.h: Likewise.
15320 * profile.c: Likewise.
15321 * protoize.c: Likewise.
15322 * ra-conflict.c: Likewise.
15323 * real.c: Likewise.
15324 * recog.c: Likewise.
15325 * regclass.c: Likewise.
15326 * regs.h: Likewise.
15327 * reload.c: Likewise.
15328 * rtl-error.c: Likewise.
15329 * rtlanal.c: Likewise.
15330 * scan.h: Likewise.
15331 * sched-rgn.c: Likewise.
15333 * stmt.c: Likewise.
15334 * target.h: Likewise.
15335 * tree-dfa.c: Likewise.
15336 * tree-eh.c: Likewise.
15337 * tree-flow-inline.h: Likewise.
15338 * tree-inline.c: Likewise.
15339 * tree-into-ssa.c: Likewise.
15340 * tree-loop-distribution.c: Likewise.
15341 * tree-nested.c: Likewise.
15342 * tree-parloops.c: Likewise.
15343 * tree-pass.h: Likewise.
15344 * tree-pretty-print.c: Likewise.
15345 * tree-profile.c: Likewise.
15346 * tree-scalar-evolution.c: Likewise.
15347 * tree-sra.c: Likewise.
15348 * tree-ssa-alias-warnings.c: Likewise.
15349 * tree-ssa-ccp.c: Likewise.
15350 * tree-ssa-coalesce.c: Likewise.
15351 * tree-ssa-dom.c: Likewise.
15352 * tree-ssa-dse.c: Likewise.
15353 * tree-ssa-forwprop.c: Likewise.
15354 * tree-ssa-live.c: Likewise.
15355 * tree-ssa-live.h: Likewise.
15356 * tree-ssa-loop-im.c: Likewise.
15357 * tree-ssa-loop-ivopts.c: Likewise.
15358 * tree-ssa-loop-niter.c: Likewise.
15359 * tree-ssa-loop-prefetch.c: Likewise.
15360 * tree-ssa-phiopt.c: Likewise.
15361 * tree-ssa-phiprop.c: Likewise.
15362 * tree-ssa-sccvn.c: Likewise.
15363 * tree-ssa-ter.c: Likewise.
15364 * tree-ssa-threadupdate.c: Likewise.
15365 * tree-ssa.c: Likewise.
15366 * tree-vect-analyze.c: Likewise.
15367 * tree-vect-transform.c: Likewise.
15368 * tree-vectorizer.c: Likewise.
15369 * tree-vn.c: Likewise.
15370 * tree-vrp.c: Likewise.
15371 * tree.c: Likewise.
15372 * tree.def: Likewise.
15373 * tree.h: Likewise.
15374 * unwind-dw2-fde.c: Likewise.
15375 * unwind.inc: Likewise.
15376 * value-prof.c: Likewise.
15377 * vmsdbgout.c: Likewise.
15379 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15381 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15382 always place FP constants in the TOC for TARGET_POWERPC64.
15383 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15385 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15387 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15388 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15389 enable for TARGET_E500_DOUBLE.
15390 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15391 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15392 floating-point modes like integer modes for E500 double.
15393 (rs6000_legitimate_offset_address_p): Likewise.
15394 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15395 addressing for DDmode for E500 double.
15396 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15397 modes as using 64-bits of registers for E500 double.
15398 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15399 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15400 specially for E500 double.
15401 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15402 TDmode for E500 double.
15403 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15404 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15405 (rs6000_split_multireg_move): Do not handle TDmode specially for
15407 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15408 using 64-bit registers for E500 double.
15409 (emit_frame_save): Do not handle DDmode specially for E500 double.
15410 (gen_frame_mem_offset): Likewise.
15411 (rs6000_function_value): Do not call spe_build_register_parallel
15412 for DDmode or TDmode.
15413 (rs6000_libcall_value): Likewise.
15414 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15415 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15418 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15420 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15423 2008-06-04 Junjie Gu <jgu@tensilica.com>
15425 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15426 comparison for frame pointers.
15428 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15431 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15433 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15436 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15437 register is already smaller or equal to required mode.
15439 2008-06-04 Xinliang David Li <davidxl@google.com>
15441 * tree-call-cdce.c: New file.
15442 (cond_dead_built_in_calls): New static variable.
15443 (input_domain): New struct.
15444 (check_pow): New function.
15445 (check_builtin_call): Ditto.
15446 (check_target_format): Ditto.
15447 (is_call_dce_candidate): Ditto.
15448 (gen_one_condition): Ditto.
15449 (gen_conditions_for_domain): Ditto.
15450 (get_domain): Ditto.
15451 (gen_conditions_for_pow_cst_base): Ditto.
15452 (gen_conditions_for_pow_int_base): Ditto.
15453 (gen_conditions_for_pow): Ditto.
15454 (get_no_error_domain): Ditto.
15455 (gen_shrink_wrap_conditions): Ditto.
15456 (shrink_wrap_one_built_in_call): Ditto.
15457 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15458 (tree_call_cdce): Ditto.
15459 (gate_call_cdce): Ditto.
15460 (pass_call_cdce): New gimple pass.
15461 * passes.c: (init_optimization_passes): New pass.
15462 * tree-pass.h: New pass declaration.
15463 * opts.c (decode_options): New flag setting.
15464 * common.opt: Add -ftree-builtin-call-dce flag.
15465 * Makefile.in: Add new source file.
15466 * tempvar.def: New tv_id.
15467 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15469 2008-06-04 Richard Guenther <rguenther@suse.de>
15471 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15472 (is_call_clobbered): Always check var_ann->call_clobbered.
15473 (mark_call_clobbered): Always set var_ann->call_clobbered.
15474 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15475 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15476 (reset_alias_info): Clear call clobbering info on MTAGs and
15478 (set_pt_anything): Set pt_global_mem.
15479 (create_tag_raw): Adjust comment.
15480 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15482 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15483 Maxim Kuvyrkov <maxim@codesourcery.com>
15485 * config/m68k/m68k.opt (mxgot): New option.
15486 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15487 (m68k_output_addr_const_extra): New.
15488 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15489 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15490 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15491 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15493 2008-06-04 Richard Guenther <rguenther@suse.de>
15495 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15496 negative or non-representable offsets.
15498 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15500 * config/i386/i386.c (ix86_gen_leave): New.
15501 (ix86_gen_pop1): Likewise.
15502 (ix86_gen_add3): Likewise.
15503 (ix86_gen_sub3): Likewise.
15504 (ix86_gen_sub3_carry): Likewise.
15505 (ix86_gen_one_cmpl2): Likewise.
15506 (ix86_gen_monitor): Likewise.
15507 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15508 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15509 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15510 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15511 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15512 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15513 (ix86_expand_epilogue): Updated.
15514 (print_operand): Handle integer register operand for 'z'.
15515 (ix86_expand_strlensi_unroll_1): Likewise.
15516 (ix86_expand_strlen): Likewise.
15517 (ix86_expand_builtin): Likewise.
15518 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15519 mov{q}/mov{l} and add{q}/add{l}.
15521 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15523 * config/i386/i386.md (P): New mode iterator.
15524 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15525 using P mode iterator.
15526 (DFmode push_operand splitter): Ditto.
15527 (XFmode push_operand splitter): Ditto.
15528 (DFmode float_extend SFmode push_operand splitter): Ditto.
15529 (XFmode float_extend SFmode push_operand splitter): Do not generate
15530 SImode pushes for 64bit target. Macroize Dimode and SImode
15531 pushes using P mode iterator.
15532 (XFmode float_extend DFmode push_operand splitter): Ditto.
15534 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15536 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15537 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15538 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15539 return type to int.
15540 (ix86_call_abi_override): Remove check for call_used_regs.
15542 2008-06-03 Richard Guenther <rguenther@suse.de>
15544 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15545 for the lhs of calls if the return type contains pointers.
15547 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15549 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15550 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15551 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15552 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15553 of cfun and DEFAULT_ABI to deceide abi mode.
15554 (DEFAULT_ABI): New.
15555 (REG_PARM_STACK_SPACE): Removed.
15556 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15557 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15558 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15559 (ix86_function_abi): Likewise.
15560 (ix86_function_type_abi): Likewise.
15561 (ix86_call_abi_override): Likewise.
15562 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15563 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15564 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15565 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15567 (X86_64_REGPARM_MAX): New.
15568 (X86_64_SSE_REGPARM_MAX): New.
15569 (X64_REGPARM_MAX): New.
15570 (X64_SSE_REGPARM_MAX): New.
15571 (X86_32_REGPARM_MAX): New.
15572 (X86_32_SSE_REGPARM_MAX): New.
15573 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15574 (ix86_function_regparm): Handle user calling abi.
15575 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15576 by DEFAULT_ABI versus SYSV_ABI check.
15577 (ix86_reg_parm_stack_space): New.
15578 (ix86_function_type_abi): New.
15579 (ix86_call_abi_override): New.
15580 (ix86_function_abi): New.
15581 (ix86_cfun_abi): New.
15582 (init_cumulative_args): Call abi specific initialization.
15583 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15584 (function_arg_64): Extend SSE_REGPARM_MAX check.
15585 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15586 (ix86_pass_by_reference): Likewise.
15587 (ix86_function_value_regno_p): Likewise.
15588 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15589 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15590 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15591 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15592 (setup_incoming_varargs_64): Adjust regparm for call abi.
15593 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15594 (ix86_va_start): Likewise.
15595 (ix86_gimplify_va_arg): Likewise.
15596 (ix86_expand_prologue): Likewise.
15597 (output_pic_addr_const): Likewise.
15598 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15599 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15600 (x86_output_mi_thunk): Likewise.
15601 (x86_function_profiler): Likewise.
15602 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15603 (SYSV_ABI, MS_ABI): New constants.
15604 (DEFAULT_ABI): New.
15605 (init_regs): Add prototype of function in regclass.c file.
15606 (OVERRIDE_ABI_FORMAT): New.
15607 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15608 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15609 (OUTGOING_REG_PARM_STACK_SPACE): New.
15610 (ix86_reg_parm_stack_space): New prototype.
15611 (CUMULATIVE_ARGS): Add call_abi member.
15612 (machine_function): Add call_abi member.
15613 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15614 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15616 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15619 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15620 (avr_builtin_setjmp_frame_value): New function.
15621 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15622 (nonlocal_goto): Define.
15624 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15626 * config/mips/mips.c (mips_emit_loadgp): Return early if
15627 there is nothing do to, otherwise emit a blockage if
15628 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15629 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15631 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15633 * configure.ac: Drop unneeded backslash ending up in config.in.
15634 * acinclude.m4: Likewise.
15635 * config.in: Regenerate.
15637 2008-05-26 Jan Hubicka <jh@suse.cz>
15639 * predict.c (maybe_hot_frequency_p): Break out of...
15640 (maybe_hot_bb_p): ... here.
15641 (maybe_hot_edge_p): New.
15642 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15643 * basic-block.h (maybe_hot_edge_p): Declare.
15645 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15647 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15648 (*cmpfp_<mode>_cc): Ditto.
15649 (*fp_jcc_8<mode>_387): Ditto.
15650 (*fop_<MODEF:mode>_2_i387): Ditto.
15651 (*fop_<MODEF:mode>_3_i387): Ditto.
15652 (*fop_xf_2_i387): Ditto.
15653 (*fop_xf_3_i387): Ditto.
15655 2008-06-02 Tomas Bily <tbily@suse.cz>
15657 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15659 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15661 * config/mips/mips.c (mips_valid_offset_p): New function.
15662 (mips_valid_lo_sum_p): Likewise.
15663 (mips_classify_address): Use them.
15664 (mips_force_address): New function.
15665 (mips_legitimize_address): Use it.
15666 * config/mips/mips.md (MOVE128): New mode iterator.
15667 (movtf): Require TARGET_64BIT. Remove empty strings.
15668 (*movtf_internal): Rename to...
15669 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15670 of "R" and use {,fp}{load,store} attributes instead of "multi".
15671 Use a separate define_split.
15672 (*movtf_mips16): New pattern.
15674 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15676 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15677 * config/mips/mips.c (mips_expand_before_return): New function.
15678 (mips_expand_epilogue): Call it.
15679 * config/mips/mips.md (return): Turn into a define_expand.
15680 (*return): New insn.
15682 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15684 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15685 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15686 functions. Do not emit uses and clobbers of CONCATs; individually
15687 use and clobber their operands.
15688 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15689 gen_clobber, emit_use and gen_use.
15690 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15691 (expand_builtin_return): Likewise.
15692 * cfgbuild.c (count_basic_blocks): Likewise.
15693 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15694 * explow.c (emit_stack_restore): Likewise.
15695 * expmed.c (extract_bit_field_1): Likewise.
15696 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15697 (emit_move_multi_word, store_constructor): Likewise.
15698 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15699 (thread_prologue_and_epilogue_insns): Likewise.
15700 * lower-subreg.c (resolve_simple_move): Likewise.
15701 * optabs.c (widen_operand, expand_binop): Likewise.
15702 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15703 * reload.c (find_reloads): Likewise.
15704 * reload1.c (eliminate_regs_in_insn): Likewise.
15705 * stmt.c (expand_nl_goto_receiver): Likewise.
15706 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15707 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15708 * config/arm/arm.c (arm_load_pic_register): Likewise.
15709 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15710 * config/arm/arm.md (untyped_return): Likewise.
15711 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15712 * config/avr/avr.c (expand_prologue): Likewise.
15713 * config/bfin/bfin.c (do_unlink): Likewise.
15714 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15715 * config/cris/cris.c (cris_expand_prologue): Likewise.
15716 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15717 (machopic_legitimize_pic_address): Likewise.
15718 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15719 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15720 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15721 (ix86_expand_convert_uns_didf_sse): Likewise.
15722 (ix86_expand_vector_init_general): Likewise.
15723 * config/ia64/ia64.md (eh_epilogue): Likewise.
15724 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15725 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15726 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15727 (config/iq2000/iq2000.c): Likewise.
15728 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15729 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15730 (builtin_longjmp): Likewise.
15731 * config/mn10300/mn10300.md (call, call_value): Likewise.
15732 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15733 * config/pdp11/pdp11.md (abshi2): Likewise.
15734 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15735 * config/s390/s390.c (s390_emit_prologue): Likewise.
15736 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15737 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15738 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15739 * config/sh/sh.c (prepare_move_operands): Likewise.
15740 (output_stack_adjust, sh_expand_epilogue): Likewise.
15741 (sh_set_return_address, sh_expand_t_scc): Likewise.
15742 * config/sparc/sparc.c (load_pic_register): Likewise.
15743 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15744 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15745 * config/v850/v850.c (expand_epilogue): Likewise.
15747 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15749 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15750 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15751 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15752 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15753 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15754 stack pointer register.
15755 (output_movhi): Remove code for interrupt specific writing to the
15756 stack pointer register.
15758 2008-05-31 Richard Guenther <rguenther@suse.de>
15760 PR tree-optimization/34244
15761 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15762 (tree_expr_nonzero_warnv_p): Likewise.
15763 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15764 ssa_name_nonnegative_p.
15765 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15766 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15767 not tree_expr_nonzero_warnv_p.
15769 PR tree-optimization/36262
15771 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15773 PR tree-optimization/34244
15774 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15775 (record_numbers_of_iterations): New function.
15776 (execute_vrp): Cache the numbers of iterations of loops.
15777 * tree-scalar-evolution.c (scev_reset_except_niters):
15779 (scev_reset): Use scev_reset_except_niters.
15780 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15782 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15784 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15785 __WORKAROUND_RETS when appropriate.
15787 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15789 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15790 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15792 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15793 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15794 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15795 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15796 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15797 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15798 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15799 *fop_df_1_sse insn patterns using MODEF mode iterator.
15800 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15801 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15802 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15803 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15804 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15805 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15806 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15807 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15808 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15809 (*fop_xf_5_i387): Ditto.
15810 (*fop_xf_6_i387): Ditto.
15812 2008-05-30 Richard Guenther <rguenther@suse.de>
15814 * builtins.c (build_string_literal): Avoid generating
15815 a non-gimple_val result.
15817 2008-05-30 DJ Delorie <dj@redhat.com>
15819 * exec-tool.in: Use an environment variable (private) instead of a
15820 file (shared) as a semaphore, so as to not break parallel builds.
15822 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15824 * optabs.c (maybe_encapsulate_block): Remove.
15825 (emit_libcall_block): Adjust accordingly.
15826 * optabs.h (maybe_encapsulate_block): Remove prototype.
15828 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15829 Don't use maybe_encapsulate_block.
15831 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15833 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15834 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15835 rtx is a SYMBOL_REF before calling get_pool_constant.
15837 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15839 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15841 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15843 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15844 rather than OS names to choose INO_T_EQ definition.
15845 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15846 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15848 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15851 * config/darwin-f.c: New.
15852 * config/t-darwin: Added rule to build darwin-f.o.
15853 * config.gcc: Defined new variable, fortran_target_objs.
15854 (*-*-darwin*): Set fortran_target_objs.
15855 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15856 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15857 * configure: Regenerated.
15859 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15862 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15863 canonical type if needed.
15865 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15867 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15869 2008-05-29 Richard Guenther <rguenther@suse.de>
15871 PR tree-optimization/36343
15872 PR tree-optimization/36346
15873 PR tree-optimization/36347
15874 * tree-flow.h (clobber_what_p_points_to): Declare.
15875 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15876 pointed-to variable is dereferenced is irrelevant to whether
15877 the pointer can access the pointed-to variable.
15878 (clobber_what_p_points_to): New function.
15879 * tree-ssa-alias.c (set_initial_properties): Use it.
15880 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15881 call clobber check for NMTs.
15883 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15885 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15886 for printing gcov_type.
15888 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15890 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15891 and the eh region information.
15892 * value-prof.c (gimple_move_stmt_histograms): New function.
15893 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15895 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15897 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15899 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15901 * value-prof.c (tree_ic_transform): Print counts.
15902 * tree-profile.c (tree_gen_ic_func_profiler):
15903 Clear __gcov_indreict_call_callee variable to avoid misattribution
15906 2008-05-28 Rafael Espíndola <espindola@google.com>
15908 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15911 2008-05-28 Richard Guenther <rguenther@suse.de>
15913 PR tree-optimization/36339
15914 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15915 and clobbering code out of the loop.
15917 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15919 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15922 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15923 s390_contiguous_bitmask_p, s390_symref_operand_p,
15924 s390_check_symref_alignment, s390_reload_larl_operand,
15925 s390_reload_symref_address): New functions.
15926 (s390_branch_condition_mnemonic): Support compare and branch
15928 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15929 and 'W' constraints.
15930 (s390_secondary_reload): Add secondary reloads for unaligned
15931 symbol refs or symbol refs to floating point or QI/TI mode
15933 (legitimate_address_p): Accept symbol references as addresses.
15934 (s390_expand_insv): Use rotate and insert selected bits
15935 instruction for insv when building for z10.
15936 (print_operand_address): Handle symbol ref addresses.
15937 (print_operand): Output modifier 'c' added for signed byte values.
15938 (s390_encode_section_info): Mark symbol refs with
15939 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15941 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15942 (length attribute): RRF, RRR have 4 byte length.
15943 (FPALL, INTALL): New mode iterators added.
15944 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15945 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15946 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15947 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15948 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15949 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15950 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15951 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15953 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15954 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15955 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15956 reload<INTALL:mode><P:mode>_toreg_z10,
15957 reload<FPALL:mode><P:mode>_tomem_z10,
15958 reload<FPALL:mode><P:mode>_toreg_z10,
15959 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15960 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15961 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15962 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15964 (movmem, clrmem, cmpmem): New splitters added.
15966 * config/s390/predicates.md (larl_operand): Use
15967 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15968 SYMBOL_REF_ALIGN1_P.
15969 (s390_signed_integer_comparison,
15970 s390_unsigned_integer_comparison): New predicates.
15972 * config/s390/s390-protos.h (s390_check_symref_alignment,
15973 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15974 s390_reload_symref_address,
15975 s390_compare_and_branch_condition_mask): Prototypes added.
15977 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15978 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15979 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15981 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15983 * config/s390/s390.c (z10_cost): New cost function for z10.
15984 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15985 (s390_issue_rate): Adjust issue rate for z10.
15986 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15987 (processor_flags): Add PF_Z10.
15988 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15989 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15990 * gcc/config.gcc: Add z10.
15992 2008-05-28 Richard Guenther <rguenther@suse.de>
15994 PR tree-optimization/36291
15995 * tree-flow. h (struct gimple_df): Remove var_anns member.
15996 * tree-flow-inline.h (gimple_var_anns): Remove.
15997 (var_ann): Simplify.
15998 * tree-dfa.c (create_var_ann): Simplify.
15999 (remove_referenced_var): Clear alias info from var_anns of globals.
16000 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16001 (delete_tree_ssa): Clear alias info from var_anns of globals.
16002 Do not free var_anns.
16003 (var_ann_eq): Remove.
16004 (var_ann_hash): Likewise.
16006 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16008 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16009 and loongson2f entries.
16010 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16011 * config/mips/mips.h (processor_type): Add Loongson-2E
16012 and Loongson-2F entries.
16013 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16014 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16015 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16016 * doc/invoke.texi (MIPS Options): Document loongson2e
16017 and loongson2f processor names.
16019 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16023 * config/i386/i386.c (ix86_function_arg_boundary): Use
16024 alignment of canonical type.
16025 (ix86_expand_vector_move): Check unaligned memory access for
16028 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16030 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16031 Moved to the front of file.
16033 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16034 H.J. Lu <hongjiu.lu@intel.com>
16036 * dwarf2out.c (current_fde): New.
16038 (lookup_cfa:): Likewise.
16039 (dwarf2out_end_epilogue): Likewise.
16040 (dwarf2out_note_section_used): Likewise.
16042 2008-05-27 Michael Matz <matz@suse.de>
16045 * c.opt (Wenum-compare): New warning option.
16046 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16048 2008-05-27 Michael Matz <matz@suse.de>
16050 PR middle-end/36326
16051 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16053 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16054 into memory as tail calls.
16056 2008-05-27 Richard Guenther <rguenther@suse.de>
16058 PR tree-optimization/36339
16059 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16060 pointers cause all addressable variables to be call clobbered.
16062 2008-05-27 Richard Guenther <rguenther@suse.de>
16064 PR tree-optimization/36245
16065 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16067 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16069 * config/s390/s390.md: Replace all occurences of the 'm'
16070 constraint with 'RT'.
16072 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16074 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16076 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16078 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16079 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16080 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16082 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16084 * reload.c: (find_reloads): Skip alternatives according to the
16085 "enabled" attribute. Constify the constraint variable.
16086 * recog.c (get_attr_enabled): Add default implementation.
16087 (extract_insn): Set the alternative_enabled_p array
16088 in the recog_data struct.
16089 (preprocess_constraints, constrain_operands): Skip
16090 alternatives according to the "enabled" attribute
16091 * recog.h (struct recog_data): New field alternative_enabled_p.
16092 (skip_alternative): New inline function.
16093 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16094 (record_reg_classes): Skip alternative according to the
16095 "enabled" attribute.
16097 * doc/md.texi: Add documention for the "enabled" attribute.
16099 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16101 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16102 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16103 constraint with TARGET_MEM_CONSTRAINT.
16104 * recog.c (asm_operand_ok, preprocess_constraints,
16105 constrain_operands): Likewise.
16106 * regclass.c (record_reg_classes): Likewise.
16107 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16108 * reload1.c (maybe_fix_stack_asms): Likewise.
16109 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16110 * recog.h: Adjust comment.
16111 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16112 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16113 * doc/md.texi: Add a note to description of 'm' constraint.
16114 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16116 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16118 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16119 that the bitfield is of integral type before testing its precision.
16121 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16122 Sa Liu <saliu@de.ibm.com>
16124 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16125 __modti3, __udivti3, __umodti3 and __udivmodti4.
16126 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16127 that implement TImode mul and div functions.
16128 * config/spu/multi3.c: New. Implement __multi3.
16129 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16130 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16133 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16135 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16136 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16137 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16138 tls_sysv_suffix): New mode and mode attribute iterators.
16139 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16140 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16141 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16142 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16143 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16146 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16148 PR tree-optimization/36329
16149 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16150 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16151 * cgraphbuild.c (initialize_inline_failed): Use the latter
16152 macro in lieu of the former.
16153 * ipa-inline.c (cgraph_mark_inline): Likewise.
16154 (cgraph_decide_inlining_of_small_function): Likewise.
16155 (cgraph_decide_inlining): Likewise.
16156 (cgraph_decide_inlining_incrementally): Likewise.
16158 2008-05-26 Tristan Gingold <gingold@adacore.com>
16159 Anatoly Sokolov <aesok@post.ru>
16161 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16162 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16163 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16164 optimization for 'avr6' architecture.
16166 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16169 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16171 2008-05-26 Richard Guenther <rguenther@suse.de>
16173 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16174 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16176 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16178 PR middle-end/36253
16179 * caller-save.c (insert_restore): Verify alignment of spill space.
16180 (insert_save): Likewise.
16181 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16182 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16183 (STACK_SLOT_ALIGNMENT): Likewise.
16184 * function.c (LOCAL_ALIGNMENT): Removed.
16185 (get_stack_local_alignment): New.
16186 (assign_stack_local): Use it. Set alignment on stack slot.
16187 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16188 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16189 (STACK_SLOT_ALIGNMENT): New.
16190 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16191 stack slot in XFmode.
16193 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16195 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16198 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16199 argument operand in rax isn't removed.
16201 2008-05-26 Richard Guenther <rguenther@suse.de>
16203 PR middle-end/36300
16204 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16205 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16207 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16210 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16212 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16214 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16215 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16217 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16219 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16220 build a trampoline if we don't want one.
16221 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16222 return zero for nested functions if we don't want a trampoline.
16224 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16226 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16228 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16231 * c.opt: Removed undocumented option '-lang-fortran'.
16232 * c-common.h: Removed global variable 'lang_fortran'.
16233 * c-opts.c (c_common_handle_option): Removed code to handle
16234 option '-lang-fortran'. Updated includes.
16235 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16236 definition of '__GFORTRAN__'.
16237 (define__GNUC__): Reimplemented to use BASEVER and
16238 cpp_define_formatted.
16239 (builtin_define_with_value_n): Removed.
16240 * c-incpath.h: Renamed to ...
16241 * incpath.h: ... this.
16242 * c-incpath.c: Renamed to ...
16243 * incpath.c: ... this. Updated includes.
16244 * fix-header.c: Updated includes.
16245 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16246 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16247 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16249 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16251 * tree.h: Update the table of flags used on tree nodes.
16252 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16253 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16254 (FORCED_LABEL): Add access check.
16255 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16256 (ASM_INPUT_P): Likewise.
16257 (ASM_VOLATILE_P): Likewise.
16258 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16259 (OMP_SECTION_LAST): Access private_flag directly.
16260 (OMP_RETURN_NOWAIT): Likewise.
16261 (OMP_PARALLEL_COMBINED): Likewise.
16262 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16263 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16264 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16265 deprecated_flag directly.
16267 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16269 * final.c (frame_pointer_needed): Removed.
16270 * flags.h (frame_pointer_needed): Likewise.
16272 * function.h (rtl_data): Add frame_pointer_needed.
16273 (frame_pointer_needed): New.
16275 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16277 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16279 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16281 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16284 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16286 * c-common.c (strip_array_types): Move function to..
16288 (get_inner_array_type): Delete.
16289 * c-common.h (strip_array_types): Move declaration to..
16291 (get_inner_array_type): Delete.
16292 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16293 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16294 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16295 * config/pa/pa.c (emit_move_sequence): Likewise.
16297 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16299 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16302 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16304 * function.c: Include target hook for nonlocal_goto frame value.
16306 2008-05-24 Richard Guenther <rguenther@suse.de>
16308 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16309 variable can be only accessed through a pointer or a union.
16311 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16313 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16314 * doc/extend.texi: Likewise.
16316 2008-05-23 DJ Delorie <dj@redhat.com>
16318 * config/m32c/jump.md (untyped_call): Add.
16320 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16321 for A24 to PSImode.
16322 (m32c_address_cost): Detail costs for indirect offsets.
16324 2008-05-23 Rafael Espíndola <espindola@google.com>
16326 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16327 if a node is a SUBREG.
16328 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16331 2008-05-23 Paul Brook <paul@codesourcery.com>
16332 Carlos O'Donell <carlos@codesourcery.com>
16334 * doc/extend.texi: Clarify use of __attribute__((naked)).
16335 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16336 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16337 * function.c (use_register_for_decl): Use
16338 targetm.calls.allocate_stack_slots_for_args.
16339 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16340 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16341 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16343 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16345 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16347 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16349 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16350 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16351 is only rounded once.
16353 2008-05-23 Richard Guenther <rguenther@suse.de>
16355 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16357 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16358 Jakub Jelinek <jakub@redhat.com>
16361 * configure.ac: Handle --enable-cld.
16362 * configure: Regenerated.
16363 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16364 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16365 (ix86_current_function_needs_cld): New define.
16366 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16367 (cld): New isns pattern.
16368 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16369 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16370 * config/i386/i386.opt (mcld): New option.
16371 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16372 TARGET_CLD and ix86_current_function_needs_cld.
16373 (override_options): Use -mcld by default for 32-bit code if
16376 * doc/install.texi (Options specification): Document --enable-cld.
16377 * doc/invoke.texi (Machine Dependent Options)
16378 [i386 and x86-64 Options]: Add -mcld option.
16379 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16381 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16382 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16383 (return_in_memory_64): Likewise.
16384 (return_in_memory_ms_64): Likewise.
16386 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16388 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16389 * builtins.c (fold_builtin_fpclassify): New.
16390 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16391 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16392 * c-common.c (handle_type_generic_attribute): Adjust to accept
16393 fixed arguments before an elipsis.
16394 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16395 * doc/extend.texi: Document __builtin_fpclassify.
16397 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16399 * omp-low.c (gate_expand_omp_ssa): Remove.
16400 (pass_expand_omp_ssa): Remove.
16401 (gate_expand_omp): Do not check for flag_openmp_ssa.
16402 * common.opt (-fopenmp-ssa): Remove.
16403 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16405 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16407 * config/sh/sh.opt (mfixed-range): New option.
16408 * config/sh/sh-protos.h (sh_fix_range): Declare.
16409 * config/sh/sh.c (sh_fix_range): New function.
16410 * config/sh/sh.h (sh_fixed_range_str): Declare.
16411 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16413 * doc/invoke.texi (SH Options): Document -mfixed-range.
16415 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16417 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16418 it before the redeclaration.
16420 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16422 * config/avr/avr.c (get_sequence_length): Add new function.
16423 (expand_prologue, expand_epilogue): Remove duplicate code.
16425 2008-05-22 Rafael Espíndola <espindola@google.com>
16427 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16430 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16432 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16433 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16435 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16436 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16437 (vect_update_misalignment_for_peel): Likewise.
16438 (vector_alignment_reachable_p): Likewise.
16439 * tree-vect-transform.c (vectorizable_load): Likewise.
16440 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16441 (get_vectype_for_scalar_type): Pass mode of scalar_type
16442 to UNITS_PER_SIMD_WORD.
16444 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16445 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16446 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16447 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16448 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16450 2008-05-22 Ira Rosen <irar@il.ibm.com>
16452 PR tree-optimization/36293
16453 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16454 if the first load must be skipped because of a gap.
16456 2008-05-22 Richard Guenther <rguenther@suse.de>
16458 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16459 more cases of offset disambiguation that is possible if
16460 strict-aliasing rules apply.
16461 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16462 for basic offset and type-based disambiguation.
16464 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16466 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16467 ix86_expand_vector_set on V16QImode for SSE4.1.
16469 2008-05-21 Tom Tromey <tromey@redhat.com>
16471 * c.opt (Wimport): Mark as undocumented.
16472 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16474 (Warning Options): Likewise.
16475 * doc/cppopts.texi: Don't mention -Wimport.
16477 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16479 PR tree-optimization/36287
16480 PR tree-optimization/36286
16481 * lambda-code.c (build_access_matrix): Do not use the loop->num
16482 for computing the number of induction variables: use the loop depth
16485 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16488 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16489 option -f(no-)leading-underscore.
16491 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16493 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16494 GET_MODE_NUNITS (mode).
16496 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16498 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16499 (-mmulhw): Add 464 to description.
16500 (-mdlmzb): Likewise.
16501 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16502 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16504 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16505 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16506 * config/rs6000/rs6000.md: Update comments for 464.
16508 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16510 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16512 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16514 * config/i386/sse.md (vec_extractv4sf): Removed.
16515 (vec_extractv2df): Likewise.
16516 (vec_extractv2di): Likewise.
16517 (vec_extractv4si): Likewise.
16518 (vec_extractv8hi): Likewise.
16519 (vec_extractv16qi): Likewise.
16520 (vec_extract<mode>): New.
16522 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16524 * config/i386/sse.md (vec_setv4sf): Removed.
16525 (vec_setv2df): Likewise.
16526 (vec_setv2di): Likewise.
16527 (vec_setv4si): Likewise.
16528 (vec_setv8hi): Likewise.
16529 (vec_setv16qi): Likewise.
16530 (vec_set<mode>): New.
16532 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16534 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16535 goto for vec_concat and vec_interleave.
16537 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16539 * config/i386/sse.md (vec_initv4sf): Removed.
16540 (vec_initv2df): Likewise.
16541 (vec_initv2di): Likewise.
16542 (vec_initv4si): Likewise.
16543 (vec_initv8hi): Likewise.
16544 (vec_initv16qi): Likewise.
16545 (vec_init<mode>): New.
16547 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16549 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16551 2008-05-21 Tom Tromey <tromey@redhat.com>
16553 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16554 (zone_find_object_offset): Likewise.
16555 (gt_ggc_m_S): Likewise.
16556 (highest_bit): Likewise.
16557 * ggc-page.c (gt_ggc_m_S): New function.
16558 * stringpool.c (string_stack): Remove.
16559 (init_stringpool): Update.
16560 (ggc_alloc_string): Use ggc_alloc.
16561 (maybe_delete_ident): New function.
16562 (ggc_purge_stringpool): Likewise.
16563 (gt_ggc_m_S): Remove.
16564 * ggc-common.c (ggc_protect_identifiers): New global.
16565 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16566 ggc_protect_identifiers.
16567 * ggc.h (ggc_protect_identifiers): Declare.
16568 (gt_ggc_m_S): Update.
16569 (ggc_purge_stringpool): Declare.
16570 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16571 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16573 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16575 2008-05-21 David S. Miller <davem@davemloft.net>
16577 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16580 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16582 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16585 2008-05-20 David Daney <ddaney@avtrex.com>
16587 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16588 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16589 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16590 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16591 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16592 (atomic_hiqi_op): New define_code_iterator.
16593 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16594 mips_expand_compare_and_swap_12.
16595 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16596 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16597 (sync_<optab><mode>, sync_old_<optab><mode>,
16598 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16599 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16600 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16601 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16602 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16603 (test_and_set_12): New insn.
16604 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16605 sync_new_<optab><mode>, sync_old_nand<mode>,
16606 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16607 clobber to operand 0 for SI and DI mode insns.
16608 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16609 mips_gen_fn_4): New typedefs.
16610 (mips_gen_fn_ptrs): Define new union type.
16611 (mips_expand_compare_and_swap_12): Remove declaration.
16612 (mips_expand_atomic_qihi): Declare function.
16613 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16614 (mips_expand_atomic_qihi): ... this. Use new generator function
16616 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16617 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16618 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16619 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16620 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16621 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16622 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16623 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16624 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16625 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16628 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16630 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16633 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16635 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16636 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16637 (avr_attribute_table): Add 'OS_main' function attribute.
16638 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16639 functions with 'OS_main' attribute.
16641 2008-05-20 Richard Guenther <rguenther@suse.de>
16643 PR tree-optimization/35204
16644 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16645 helper, split out from ...
16646 (DFS): ... here. Make the DFS walk non-recursive.
16648 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16649 Jan Sjodin <jan.sjodin@amd.com>
16651 PR tree-optimization/36181
16652 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16653 (parallelize_loops): Don't parallelize when the loop has vector
16656 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16657 Sebastian Pop <sebastian.pop@amd.com>
16659 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16660 matrix, and never look at the tree representation of the memory
16662 (linear_transform_loops): Computes parameters and access matrices.
16663 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16665 (access_matrix_get_index_for_parameter): New.
16666 * tree-data-ref.h (struct access_matrix): New.
16667 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16668 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16669 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16670 am_vector_index_for_loop): New.
16671 (struct data_reference): Add field access_matrix.
16672 (DR_ACCESS_MATRIX): New.
16673 (compute_data_dependences_for_loop): Update declaration.
16674 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16675 * lambda.h (lambda_vector_vec_p): Declared.
16676 * lambda-code.c: Depend on pointer-set.h.
16677 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16678 av_for_af_base, av_for_af, build_access_matrix,
16679 lambda_compute_access_matrices): New.
16680 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16682 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16684 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16685 $SOURCEDIR/include.
16687 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16688 Sebastian Pop <sebastian.pop@amd.com>
16690 PR tree-optimization/36206
16691 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16693 (instantiate_scev_1): Rename flags to fold_conversions.
16694 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16695 outeside instantiation_loop.
16696 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16697 (evolution_function_is_affine_or_constant_p): Removed.
16698 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16700 (analyze_siv_subscript): Pass in the loop nest number.
16701 Call evolution_function_is_affine_in_loop instead of
16702 evolution_function_is_affine_p.
16703 (analyze_overlapping_iterations): Pass in the loop nest number.
16705 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16706 Sebastian Pop <sebastian.pop@amd.com>
16708 PR tree-optimization/36206
16709 * tree-chrec.h (chrec_fold_op): New.
16710 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16713 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16715 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16717 (remove_duplicates): Do not set inode on non-inode systems.
16720 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16722 * config.gcc (tm_file): Update comments about relative pathnames.
16724 2008-05-20 Richard Guenther <rguenther@suse.de>
16726 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16727 * tree-ssa-sccvn.c (process_scc): Likewise.
16728 * tree-ssa-sink.c (execute_sink_code): Likewise.
16729 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16730 * tree-vrp.c (process_assert_insertions): Likewise.
16731 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16732 (perform_tree_ssa_dce): Likewise.
16733 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16734 (dump_dominator_optimization_stats): Likewise.
16735 * tree-vectorizer.c (vectorize_loops): Likewise.
16737 2008-05-20 Richard Guenther <rguenther@suse.de>
16739 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16741 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16743 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16744 (ix86_i386elf_return_in_memory): Likewise.
16745 (ix86_i386interix_return_in_memory): Likewise.
16746 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16747 (SUBTARGET_RETURN_IN_MEMORY): New.
16748 * config/i386/i386elf.h: Likewise.
16749 * config/i386/ptx4-i.h: Likewise.
16750 * config/i386/sol2-10.h: Likewise.
16751 * config/i386/sysv4.h: Likewise.
16752 * config/i386/vx-common.h: Likewise.
16753 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16754 * config/i386/i386.c (ix86_return_in_memory): Made static and
16755 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16756 (ix86_i386elf_return_in_memory): Removed.
16757 (ix86_i386interix_return_in_memory): Removed.
16758 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16759 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16761 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16763 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16765 2008-05-19 Xinliang David Li <davidxl@google.com>
16767 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16769 * common.opt: Ditto.
16770 * doc/invoke.texi: Ditto.
16772 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16774 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16775 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16777 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16779 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16780 sizes of operand array from 8/4 to 4/2.
16781 (ix86_expand_vector_init_general): Change size of operand array
16782 from 32 to 16. Remove op0, op1 and half_mode.
16784 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16786 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16787 (ix86_expand_vector_init_interleave): Likewise.
16788 (ix86_expand_vector_init_general): Use them. Assert
16789 word_mode == SImode when n_words == 4.
16791 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16793 * config/i386/i386.c (ix86_secondary_reload): New static function.
16794 (TARGET_SECONDARY_RELOAD): New define.
16795 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16796 * config/i386/i386.md (reload_outqi): Remove.
16798 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16800 PR middle-end/35509
16801 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16802 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16803 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16804 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16805 (fold_builtin_1): Likewise.
16806 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16807 c-common.c (check_builtin_function_arguments): Handle
16808 BUILT_IN_ISINF_SIGN.
16809 * doc/extend.texi: Document __builtin_isinf_sign.
16810 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16812 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16814 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16815 EH cleanup at the end of the pass, search for those that have been
16816 turned into forwarder blocks and do the cleanup on their successor.
16818 2008-05-18 Richard Guenther <rguenther@suse.de>
16820 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16821 pointers to sizetype and vice versa.
16823 2008-05-18 Xinliang David Li <davidxl@google.com>
16825 * gcc/tree-ssa-dce.c: Coding style fix.
16826 (check_pow): Documentation comment.
16827 (check_log): Documenation comment. Coding style fix.
16828 (is_unnecessary_except_errno_call): Ditto.
16829 (gen_conditions_for_pow): Ditto.
16830 (gen_conditions_for_log): Ditto.
16831 (gen_shrink_wrap_conditions): Ditto.
16832 (shrink_wrap_one_built_in_calls): Ditto.
16833 * gcc/doc/invoke.texi: Better documentation string.
16834 * ChangeLog: Fix wrong change log entries from
16835 May 17 checkin on function call DCE.
16837 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16839 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16841 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16843 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16844 * df-problems.c (simulation routines): Fixed block comment to
16845 properly say how to add forwards scanning functions.
16847 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16849 * tree-inline.c (setup_one_parameter): Remove dead code.
16851 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16853 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16854 a BIT_AND_EXPR only for an INTEGER_TYPE.
16856 2008-05-17 Xinliang David Li <davidxl@google.com>
16858 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16859 (check_pow, check_log, is_unnecessary_except_errno_call): New
16860 functions to check for eliminating math functions that are pure
16861 except for setting errno.
16862 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16863 general condition expressions for shrink-wrapping pow/log calls.
16864 (gen_shrink_wrap_conditions): Ditto.
16865 (shrink_wrap_one_built_in_call): Ditto.
16866 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16867 (mark_operand_necessary): If debugging, output if OP is necessary.
16868 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16870 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16872 * gcc/common.opt: New user flag -ftree-builtin-dce.
16873 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16875 2008-05-16 David S. Miller <davem@davemloft.net>
16877 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16878 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16880 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16883 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16885 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16887 * ifcvt.c (dead_or_predicable): Rename
16888 df_simulate_one_insn_backwards to df_simulate_one_insn.
16889 * recog.c (peephole2_optimize): Ditto.
16890 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16892 * df.h: Rename df_simulate_one_insn_backwards to
16893 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16894 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16895 scanning of defs and uses.
16896 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16897 (df_simulate_one_insn_forwards): Removed.
16899 2008-05-16 Doug Kwan <dougkwan@google.com>
16901 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16903 (real_from_string): Handle NaNs and Inf as approriate.
16905 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16907 * doc/gty.texi (Source Files Containing Type Information): Note
16908 that headers should appear first in the gtfiles list.
16910 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16912 * tree.def (COND_EXEC): Properly documented this code.
16914 2008-05-16 Diego Novillo <dnovillo@google.com>
16916 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16917 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16920 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16922 * tree-ssa-dse (max_stmt_uid): Removed.
16923 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16924 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16925 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16926 * function.h (cfun.last_stmt_uid): New field.
16927 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16928 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16930 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16931 (create_stmt_ann): Initialize the ann->uid field.
16932 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16934 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16936 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16938 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16939 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16940 (init_empty_tree_cfg): Call it.
16942 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16944 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16947 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16949 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16950 * tree-dump.c (dump_options): New verbose option.
16951 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16953 * tree-pass.h (TDF_VERBOSE): New dump flag.
16954 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16955 (tree-flow.h): Added include.
16956 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16958 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16960 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16962 From Jie Zhang <jie.zhang@analog.com>
16963 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16964 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16965 mcpu=bf561-none and mcpu=bf561-0.2.
16966 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16967 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16968 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16969 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16970 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16971 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16972 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16974 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16975 (cputype_selected): Remove.
16976 (bfin_handle_option): Don't use cputype_selected.
16977 (override_options): When no mcpu option, enable all workarounds.
16978 Don't use bfin_workarounds.
16979 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16981 (DEFAULT_CPU_TYPE): Don't define.
16983 2008-05-16 Richard Guenther <rguenther@suse.de>
16985 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16986 on deletion of the last stmt.
16988 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16990 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16991 V8HImode for SSE2 and V16QImode for SSE4.1.
16993 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16995 * cgraph.h (compute_inline_parameters): Made public.
16996 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16997 variable_generate_summary, function_write_summary,
16998 variable_write_summary, variable_read_summary. Added generate_summary,
16999 write_summary, read_summary.
17000 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17001 pass_ipa_inline.function_generate_summary, to
17002 compute_inline_parameters.
17003 * ipa-inline.c (compute_inline_parameters): Made public and added
17005 (compute_inline_parameters_for_current): New function.
17006 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17007 (inline_generate_summary): Removed parameter and made to loop over
17009 (pass_ipa_inline): Updated for new IPA_PASS structure.
17010 * passes.c (execute_ipa_summary_passes): Now is called once per
17011 pass rather than once per node*pass.
17013 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17015 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17016 avr_have_mul_p, avr_asm_only_p): Remove variables.
17017 (avr_override_options): Remove initialization of removed variables.
17018 (avr_file_start): Convert removed variables to fields of
17019 'struct base_arch_s *avr_current_arch'.
17020 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17021 (AVR_HAVE_MUL): (Ditto.).
17022 (AVR_HAVE_MOVW): (Ditto.).
17023 (AVR_HAVE_LPMX): (Ditto.).
17024 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17025 avr_asm_only_p): Remove declaration.
17027 2008-05-15 Diego Novillo <dnovillo@google.com>
17029 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17030 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17032 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17034 PR middle-end/36194
17035 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17036 Don't call record_truncated_value from here.
17037 (record_truncated_value): Turn it into a for_each_rtx callback.
17038 (record_truncated_values): New function.
17039 (combine_instructions): Call note_uses with record_truncated_values.
17040 Change name of check_conversion to check_promoted_subreg.
17042 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17044 * doc/sourcebuild.texi: Document support for torture tests.
17046 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17048 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17049 to alternative 4 of operand 2.
17051 2008-05-15 Richard Guenther <rguenther@suse.de>
17053 * tree-pass.h (current_pass): Declare.
17054 (get_pass_for_id): Likewise.
17055 * passes.c (passes_by_id, passes_by_id_size): New globals.
17056 (set_pass_for_id): New function.
17057 (get_pass_for_id): Likewise.
17058 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17059 (execute_function_todo): Flush per function statistics.
17060 * toplev.c (compile_file): Init statistics.
17061 (general_init): Do early statistics initialization.
17062 (finalize): Finish statistics.
17063 * statistics.h (statistics_early_init): Declare.
17064 (statistics_init): Likewise.
17065 (statistics_fini): Likewise.
17066 (statistics_fini_pass): Likewise.
17067 (statistics_counter_event): Likewise.
17068 (statistics_histogram_event): Likewise.
17069 * statistics.c: New file.
17070 * Makefile.in (OBJS-common): Add statistics.o.
17071 (statistics.o): Add dependencies.
17072 * doc/invoke.texi (-fdump-statistics): Document.
17074 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17075 (insert): Likewise.
17076 (execute_pre): Use statistics_counter_event.
17077 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17078 (substitute_and_fold): Increment it. Use statistics_counter_event.
17080 2008-05-15 Diego Novillo <dnovillo@google.com>
17082 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17084 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17085 * tree-ssa-alias.c (new_type_alias): Remove references to
17086 sub-variables from comment.
17087 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17089 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17091 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17092 attribute to 1 only for insertps alternative.
17094 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17096 * config/bfin/bfin.md (loadbytes): New pattern.
17097 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17098 (bfin_init_builtins): Initialize it.
17099 (bdesc_1arg): Add it.
17101 2008-05-15 Sa Liu <saliu@de.ibm.com>
17103 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17104 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17105 * testsuite/lib/target-supports.exp: Add
17106 check_effective_target_fortran_integer_16.
17108 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17110 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17111 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17112 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17113 (TARGET_RETURN_IN_MEMORY): Define.
17115 2008-05-15 Richard Guenther <rguenther@suse.de>
17117 PR middle-end/36244
17118 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17119 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17120 represent unmodifiable vars.
17122 2008-05-15 Richard Guenther <rguenther@suse.de>
17124 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17125 INDIRECT_REF and TARGET_MEM_REF.
17126 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17129 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17130 H.J. Lu <hongjiu.lu@intel.com>
17132 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17133 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17134 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17135 insn alternatives. Add missing alternatives.
17136 (*vec_concatv2di_rex64_sse4_1): Likewise.
17137 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17138 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17139 Require TARGET_SSE.
17141 2008-05-15 Richard Guenther <rguenther@suse.de>
17143 PR tree-optimization/36009
17144 PR tree-optimization/36204
17145 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17146 (determine_invariantness_stmt): Record the loop a store is
17147 always executed in.
17148 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17151 2008-05-15 Richard Guenther <rguenther@suse.de>
17153 PR tree-optimization/34330
17154 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17155 through the pointer will alias the SMT.
17157 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17159 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17161 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17163 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17165 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17166 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17168 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17169 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17170 (vashl_optab): New optab for vector/vector shifts.
17171 (vashr_optab): Ditto.
17172 (vlshr_optab): Ditto.
17173 (vrotl_optab): Ditto.
17174 (vrotr_optab): Ditto.
17175 (optab_subtype): New enum for optab_for_tree_code call.
17176 (optab_for_tree_code): Add enum optab_subtype argument.
17178 * optabs.c (optab_for_tree_code): Take an additional argument to
17179 distinguish between a vector shift by a scalar and vector shift by
17180 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17181 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17182 vector shift by a vector.
17183 (expand_widen_pattern_expr): Pass additional argument to
17184 optab_for_tree_code.
17186 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17187 vrotl_optab, vrotr_optab.
17189 * expr.c (expand_expr_real_1): Update calls to
17190 optab_for_tree_code to distinguish between vector shifted by a
17191 scalar and vector shifted by a vector.
17192 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17193 (supportable_narrowing_operation): Ditto.
17194 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17195 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17196 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17197 (vect_create_epilog_for_reduction): Ditto.
17198 (vectorizable_reduction): Ditto.
17199 (vectorizable_operation): Ditto.
17200 (vect_strided_store_supported): Ditto.
17201 (vect_strided_load_supported): Ditto.
17202 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17203 * expmed.c (expand_shift): Ditto.
17205 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17207 (ashr@var{m}3): Ditto.
17208 (vashl@var{m}3): Document new vector/vector shift standard name.
17209 (vashr@var{m}3): Ditto.
17210 (vlshr@var{m}3): Ditto.
17211 (vrotl@var{m}3): Ditto.
17212 (vrotr@var{m}3): Ditto.
17214 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17215 (PPERM_INVERT): Ditto.
17216 (PPERM_REVERSE): Ditto.
17217 (PPERM_REV_INV): Ditto.
17218 (PPERM_ZERO): Ditto.
17219 (PPERM_ONES): Ditto.
17220 (PPERM_SIGN): Ditto.
17221 (PPERM_INV_SIGN): Ditto.
17222 (PPERM_SRC1): Ditto.
17223 (PPERM_SRC2): Ditto.
17225 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17226 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17227 allows a memory operand to be the value being added, and split it
17228 to improve vectorization.
17229 (sse5_pmacsdqh_mem): Ditto.
17230 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17231 (sse5_mulv2div2di3_high): Ditto.
17232 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17233 (vec_pack_trunc_v4si): Ditto.
17234 (vec_pack_trunc_v2di): Ditto.
17235 (sse5_pcmov_<mode>): Remove code that tried to use use
17236 andps/andnps instead of pcmov.
17237 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17238 pmacsdqh instructions.
17239 (vec_widen_smult_lo_v4si): Ditto.
17241 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17242 (PPERM_INVERT): Ditto.
17243 (PPERM_REVERSE): Ditto.
17244 (PPERM_REV_INV): Ditto.
17245 (PPERM_ZERO): Ditto.
17246 (PPERM_ONES): Ditto.
17247 (PPERM_SIGN): Ditto.
17248 (PPERM_INV_SIGN): Ditto.
17249 (PPERM_SRC1): Ditto.
17250 (PPERM_SRC2): Ditto.
17251 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17253 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17255 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17256 says ignore whether the last reference is a memory operand.
17258 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17259 Paolo Bonzini <bonzini at gnu dot org>
17261 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17264 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17265 (vlshr<mode>3): Rename from vlshr<mode>3.
17266 (vashr<mode>3): Rename from vashr<mode>3.
17267 (mulv4sf3): Change the names of vector shift patterns.
17271 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17274 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17299 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17300 (floatunssidf2_internal): Change vector/vector shift names.
17301 (floatunsdidf2_internal): Ditto.
17308 (vashl<mode>3): Rename from ashl<mode>3.
17309 (vashr<mode>3): Rename from ashr<mode>3.
17310 (vlshr<mode>3): Rename from lshr<mode>3.
17311 (vrotl<mode>3): Rename from rotl<mode>3.
17313 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17316 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17317 multiply gives the wrong value when doing widening multiplies.
17318 (vec_widen_smult_lo_v4si): Ditto.
17320 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17322 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17323 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17324 emit_library_call_value.
17325 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17326 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17327 * calls.c (initialize_argument_information, precompute_arguments,
17328 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17329 (precompute_arguments): Removed flags parameter.
17330 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17332 2008-05-14 Richard Guenther <rguenther@suse.de>
17334 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17335 Make sure to register the store if the use is a PHI_NODE.
17337 2008-05-14 Olivier Hainque <hainque@adacore.com>
17339 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17340 memory if the component is to be referenced in BLKmode according
17341 to get_inner_reference.
17343 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17345 * calls.c (emit_library_call_value_1): Restore code clearing
17346 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17348 2008-05-14 Olivier Hainque <hainque@adacore.com>
17349 Nicolas Roche <roche@adacore.com>
17351 * configure.ac: Add support for a "gcc_subdir" variable in
17352 config-lang.in, to denote a subdirectory where the language/GCC
17353 integration files are to be found.
17354 * configure: Regenerate.
17356 2008-05-14 Ira Rosen <irar@il.ibm.com>
17358 PR tree-optimization/36098
17359 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17360 value for the first load in the group in case of a gap.
17361 (vect_build_slp_tree): Check that there are no gaps in loads.
17363 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17365 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17366 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17367 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17368 emit_insn and remove unneeded code to construct extra args.
17369 (emit_no_conflict_block): Removed.
17370 * optabls.h: (emit_no_conflict_block): Removed.
17371 * cse.c (cse_extended_basic_block): Remove search for
17372 REG_NO_CONFLICT note.
17373 * global.c: Removed incorrect comment added in revision 117.
17374 * expr.c (convert_move): Change call to emit_no_conflict_block to
17376 * recog.c: Change comments so that they do not mention
17378 * local_alloc.c (combine_regs): Removed last parameter.
17379 (no_conflict_p): Removed.
17380 (block_alloc): Removed note, no_conflict_combined_regno and set
17381 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17382 (combine_regs): Removed already_dead and code to look for
17383 REG_NO_CONFLICT notes.
17384 * lower_subreg (remove_retval_note): Removed code to look for
17385 REG_NO_CONFLICT block.
17386 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17387 (resolve_clobber): Remove code to process libcalls that have
17388 REG_NO_CONFLICT notes.
17389 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17391 * combine.c (can_combine_p, distribute_notes): Removed
17392 REG_NO_CONFLICT case.
17393 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17395 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17396 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17398 * reg-notes.def (NO_CONFLICT): Removed.
17400 2008-05-14 David S. Miller <davem@davemloft.net>
17402 * config/sparc/sparc.c (sparc_profile_hook): If
17403 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17404 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17405 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17407 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17409 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17411 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17414 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17415 and op1 expansion before vector concat to have less live pseudos.
17417 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17419 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17420 ix86_expand_vector_set if supported.
17422 2008-05-13 Diego Novillo <dnovillo@google.com>
17423 Kenneth Zadeck <zadeck@naturalbridge.com>
17425 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17427 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17428 phinodes_print_statistics, init_ssanames, fini_ssanames,
17429 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17430 release_ssa_name, release_defs, replace_ssa_name_symbol,
17431 ssanames_print_statistics): Move ...
17432 * tree-flow.h: ... here.
17433 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17434 Use FN instead of cfun.
17435 (make_ssa_name_fn): Rename from make_ssa_name.
17436 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17437 * tree-flow-inline.h (make_ssa_name): Move from
17438 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17439 * omp-low.c (expand_omp_parallel):
17440 * tree-flow-inline.h (redirect_edge_var_map_result):
17441 * tree-ssa.c (init_tree_ssa): Add argument FN.
17442 Use it instead of cfun. Update all users.
17444 2008-05-13 Tom Tromey <tromey@redhat.com>
17446 PR preprocessor/22168:
17447 * doc/cpp.texi (Top): Update menu.
17448 (Alternatives to Wrapper #ifndef): New node.
17449 (Other Directives): Document deprecation.
17450 (Obsolete Features): Remove menu.
17451 (Assertions): Merge node into Obsolete Features.
17452 (Obsolete once-only headers): Move earlier; rename to Alternatives
17453 to Wrapper #ifndef.
17454 * doc/cppopts.texi: Update.
17455 * c.opt (Wdeprecated): Enable for C and ObjC.
17456 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17457 (C++ Dialect Options): Move -Wno-deprecated from here to...
17458 (Warning Options): ... here.
17460 2008-05-13 Richard Guenther <rguenther@suse.de>
17462 PR middle-end/36227
17463 * fold-const.c (fold_sign_changed_comparison): Do not allow
17464 changes in pointer-ness.
17466 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17469 * config/sh/sh.c (sh_expand_prologue): Don't clear
17470 RTX_FRAME_RELATED_P for push insns.
17472 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17474 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17476 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17478 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17479 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17480 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17482 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17484 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17485 (*vec_concatv4sf_sse): This.
17486 (*sse2_concatv2si): Renamed to ...
17487 (*vec_concatv2si_sse2): This.
17488 (*sse1_concatv2si): Renamed to ...
17489 (*vec_concatv2si_sse): This.
17490 (*vec_concatv2di_rex): Renamed to ...
17491 (*vec_concatv2di_rex64): This.
17492 (*vec_concatv2si_sse4_1): New.
17493 (*vec_concatv2di_rex64_sse4_1): Likewise.
17495 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17497 PR rtl-optimization/36111
17498 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17499 that was created for swappable operands.
17501 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17504 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17505 * configure.ac: Add call to ACX_PROG_GNAT.
17507 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17509 * optc-gen.awk: Fix comment typo.
17511 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17513 * pretty-print.c (pp_integer_with_precision): Use
17514 HOST_LONG_LONG_FORMAT.
17516 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17518 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17520 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17522 * config/i386/i386.c (bdesc_ptest): Removed.
17523 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17524 (bdesc_args): Add __builtin_ia32_ptestz128,
17525 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17526 (ix86_init_mmx_sse_builtins): Updated.
17527 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17528 (ix86_expand_builtin): Updated.
17530 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17532 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17533 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17535 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17537 * value-prof.c (interesting_stringop_to_profile): Do not
17538 return early for BUILT_IN_MEMPCPY.
17540 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17542 * calls.c (expand_call): Don't use callgraph to increase
17543 preferred_stack_boundary.
17545 * cgraph.h (cgraph_rtl_info): Use unsigned on
17546 preferred_incoming_stack_boundary.
17548 * final.c (rest_of_clean_state): Use unsigned on
17549 preferred_stack_boundary.
17551 2008-05-09 Tom Tromey <tromey@redhat.com>
17553 PR preprocessor/22231:
17554 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17557 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17559 PR tree-optimization/36129
17560 * tree-ssa-ccp.c: Include value-prof.h.
17561 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17562 built-in function was folded to a constant.
17563 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17565 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17566 Sebastian Pop <sebastian.pop@amd.com>
17568 * tree-scalar-evolution.c: Document instantiate_scev.
17569 (instantiate_parameters_1): Renamed instantiate_scev_1.
17570 Don't use the same loop for instantiation_loop and evolution_loop.
17571 (instantiate_scev): New.
17572 (instantiate_parameters): Moved...
17573 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17574 same loop twice. Maintains the semantics for this function.
17575 * tree-scalar-evolution.h (instantiate_scev): Declare.
17576 (instantiate_parameters): ...here. Now static inline.
17577 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17578 instead of resolve_mixers.
17580 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17582 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17584 2008-05-09 Tomas Bily <tbily@suse.cz>
17586 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17587 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17588 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17589 * c-common.c (c_common_truthvalue_conversion): Likewise.
17590 * tree-object-size.c (compute_object_offset): Likewise.
17591 * tree-inline.c (estimate_num_insns_1): Likewise.
17592 * varasm.c (const_hash_1, compare_constant, copy_constant)
17593 (compute_reloc_for_constant, output_addressed_constants)
17594 (initializer_constant_valid_p): Likewise.
17595 * c-omp.c (check_omp_for_incr_expr): Likewise.
17596 * gimplify.c (gimplify_expr): Likewise.
17597 * c-typeck.c (c_finish_return): Likewise.
17598 * tree-vectorizer.c (supportable_widening_operation)
17599 (supportable_narrowing_operation): Likewise.
17600 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17601 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17602 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17603 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17604 (descr_info_loc): Likewise.
17605 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17606 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17607 (fold_unary): Likewise.
17608 * builtins.c (get_pointer_alignment): Likewise.
17609 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17610 (instantiate_parameters_1): Likewise.
17611 * tree.c (expr_align, stabilize_reference): Likewise.
17612 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17613 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17614 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17615 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17616 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17617 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17619 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17620 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17621 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17622 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17623 (forward_propagate_comparison)
17624 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17625 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17626 * emit-rtl.c (component_ref_for_mem_expr)
17627 (set_mem_attributes_minus_bitpos): Likewise.
17628 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17629 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17631 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17632 (build_function_call, pointer_diff, build_compound_expr)
17633 (c_finish_return): Likewise.
17634 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17635 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17637 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17638 * expr.c (is_aligning_offset): Likewise.
17639 * tree-ssa-alias.c (is_escape_site): Likewise.
17640 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17641 (check_all_va_list_escapes): Likewise.
17642 * tree-ssa-loop-ivopts.c (determine_base_object)
17643 (determine_common_wider_type): Likewise.
17644 * dojump.c (do_jump): Likewise.
17645 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17646 * tree-gimple.c (is_gimple_cast): Likewise.
17647 * fold-const.c (decode_field_reference, )
17648 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17649 (fold_binary): Likewise.
17650 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17651 (already_warned_in_frontend_p): Likewise.
17652 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17653 * tree.c (really_constant_p, get_unwidened): Likewise.
17654 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17655 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17656 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17658 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17660 (CONVERT_EXPR_P): Define.
17661 (CASE_CONVERT): Define.
17663 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17665 PR middle-end/36117
17666 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17667 (delete_unmarked_insns): When deleting a call, call
17668 delete_unreachable_blocks.
17669 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17670 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17672 2008-05-08 Richard Guenther <rguenther@suse.de>
17674 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17675 (-ftree-salias): Likewise.
17676 (salias-max-implicit-fields): Remove param documentation.
17677 (salias-max-array-elements): Likewise.
17678 * tree-pass.h (pass_create_structure_vars): Remove.
17679 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17680 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17681 * tree-ssa-alias.c (create_structure_vars): Remove.
17682 (gate_structure_vars): Likewise.
17683 (pass_create_structure_vars): Likewise.
17684 (gate_build_alias): Likewise.
17685 (pass_build_alias): Adjust to run always and dump the function.
17686 * common.opt (ftree-salias): Hide.
17687 * passes.c (init_optimization_passes): Remove
17688 pass_create_structure_vars, adjust comment.
17689 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17690 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17691 * opts.c (decode_options): Do not set flag_tree_salias.
17692 (common_handle_option): Add OPT_ftree_salias to the backward
17693 compatibility section.
17695 2008-05-08 Richard Guenther <rguenther@suse.de>
17697 * tree-flow-inline.h (var_can_have_subvars): Move ...
17698 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17699 * tree-flow.h (var_can_have_subvars): Remove.
17700 (push_fields_onto_fieldstack): Remove.
17701 (sort_fieldstack): Likewise.
17702 (struct fieldoff): Move ...
17703 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17704 alias_set and base_for_components fields.
17705 (sort_fieldstack): Make static.
17706 (push_fields_onto_fieldstack): Likewise. Remove code that
17707 handles anything but RECORD_TYPEs. Remove alias_set and
17708 base_for_components handling.
17709 (create_variable_info_for): Adjust.
17711 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17713 * common.opt (Wframe-larger-than=): Shorten the help message
17715 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17717 2008-05-08 Rafael Espíndola <espindola@google.com>
17719 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17721 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17722 trap and that both operands are gimple values.
17723 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17724 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17727 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17729 * read-rtl.c (join_c_conditions): Return the first string if the
17730 two strings are equal.
17732 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17734 * gensupport.h (pred_data): Add a "num_codes" field.
17735 (add_predicate_code): Declare.
17736 * gensupport.c (add_predicate_code): New function.
17737 (std_pred_table): Add an "allows_const_p" field.
17738 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17739 Remove the (incomplete) list of such codes from the codes field.
17740 (init_predicate_table): Use add_predicate_code. Add all
17741 RTX_CONST_OBJs if allows_const_p is true.
17742 * genrecog.c (process_define_predicate): Use add_predicate_code.
17744 2008-05-08 David Daney <ddaney@avtrex.com>
17745 Richard Sandiford <rsandifo@nildram.co.uk>
17747 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17748 special case of constant zero operands.
17749 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17750 old and new values. Special case constant zero values.
17751 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17753 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17754 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17756 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17759 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17760 similar RTX_CONST_OBJ before CONST_INT.
17762 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17764 * stmt.c (expand_stack_restore): Change sa mode if needed.
17766 2008-05-08 Richard Guenther <rguenther@suse.de>
17768 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17769 return type to bool.
17770 (ix86_sol10_return_in_memory): Likewise.
17771 (ix86_i386elf_return_in_memory): Likewise.
17772 (ix86_i386interix_return_in_memory): Likewise.
17773 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17774 (ix86_sol10_return_in_memory): Likewise.
17775 (ix86_i386elf_return_in_memory): Likewise.
17776 (ix86_i386interix_return_in_memory): Likewise.
17778 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17781 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17783 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17784 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17787 2008-05-08 Richard Guenther <rguenther@suse.de>
17789 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17790 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17791 (DR_SUBVARS): Remove.
17792 * tree-dfa.c (dump_subvars_for): Remove.
17793 (debug_subvars_for): Likewise.
17794 (dump_variable): Do not dump subvars.
17795 (remove_referenced_var): Do not remove subvars.
17796 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17797 (lookup_subvars_for_var): Remove.
17798 (get_subvars_for_var): Likewise.
17799 (get_subvars_at): Likewise.
17800 (get_first_overlapping_subvar): Likewise.
17801 (overlap_subvar): Likewise.
17802 * tree-flow.h (subvar_t): Remove.
17803 (struct var_ann_d): Remove subvars field.
17804 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17805 argument. Remove special handling of SFTs.
17806 (compute_tag_properties): Likewise.
17807 (set_initial_properties): Likewise.
17808 (compute_call_clobbered): Likewise.
17809 (count_mem_refs): Likewise.
17810 (compute_memory_partitions): Likewise.
17811 (compute_flow_insensitive_aliasing): Likewise.
17812 (setup_pointers_and_addressables): Likewise.
17813 (new_type_alias): Likewise.
17814 (struct used_part): Remove.
17815 (used_portions): Likewise.
17816 (struct used_part_map): Likewise.
17817 (used_part_map_eq): Likewise.
17818 (used_part_map_hash): Likewise.
17819 (free_used_part_map): Likewise.
17820 (up_lookup): Likewise.
17821 (up_insert): Likewise.
17822 (get_or_create_used_part_for): Likewise.
17823 (create_sft): Likewise.
17824 (create_overlap_variables_for): Likewise.
17825 (find_used_portions): Likewise.
17826 (create_structure_vars): Likewise.
17827 * tree.def (STRUCT_FIELD_TAG): Remove.
17828 * tree.h (MTAG_P): Adjust.
17829 (struct tree_memory_tag): Remove base_for_components and
17830 unpartitionable flags.
17831 (struct tree_struct_field_tag): Remove.
17832 (SFT_PARENT_VAR): Likewise.
17833 (SFT_OFFSET): Likewise.
17834 (SFT_SIZE): Likewise.
17835 (SFT_NONADDRESSABLE_P): Likewise.
17836 (SFT_ALIAS_SET): Likewise.
17837 (SFT_UNPARTITIONABLE_P): Likewise.
17838 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17839 (union tree_node): Remove sft field.
17840 * alias.c (get_alias_set): Remove special handling of SFTs.
17841 * print-tree.c (print_node): Remove handling of SFTs.
17842 * tree-dump.c (dequeue_and_dump): Likewise.
17843 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17844 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17845 * tree-predcom.c (set_alias_info): Do not set subvars.
17846 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17847 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17848 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17849 (add_vars_for_offset): Remove.
17850 (add_virtual_operand): Remove special handling of SFTs.
17851 (add_call_clobber_ops): Likewise.
17852 (add_call_read_ops): Likewise.
17853 (get_asm_expr_operands): Likewise.
17854 (get_modify_stmt_operands): Likewise.
17855 (get_expr_operands): Likewise.
17856 (add_to_addressable_set): Likewise.
17857 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17858 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17859 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17860 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17861 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17862 (tree_node_structure): Likewise.
17863 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17865 (find_what_p_points_to): Likewise.
17867 2008-05-08 Sa Liu <saliu@de.ibm.com>
17869 * config/spu/spu.md: Fixed subti3 pattern.
17871 2008-05-08 Richard Guenther <rguenther@suse.de>
17873 PR middle-end/36154
17874 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17875 sure to create a representative for trailing arrays for PTA.
17877 2008-05-08 Richard Guenther <rguenther@suse.de>
17879 PR middle-end/36172
17880 * fold-const.c (operand_equal_p): Two objects which types
17881 differ in pointerness are not equal.
17883 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17885 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17886 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17887 (emit_library_call_value_1): Add new variable fndecl initialized by
17888 NULL_TREE. It should be the decl type of orgfun, but this information
17889 seems not to be available here, so it uses the default calling abi.
17890 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17891 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17892 by TARGET_RETURN_IN_MEMORY.
17893 * config/i386/i386-interix.h: Likewise.
17894 * config/i386/i386.h: Likewise.
17895 * config/i386/i386elf.h: Likewise.
17896 * config/i386/ptx4-i.h: Likewise.
17897 * config/i386/sol2-10.h: Likewise.
17898 * config/i386/sysv4.h: Likewise.
17899 * config/i386/vx-common.h: Likewise.
17900 * config/cris/cris.h: Removed #if 0 clause.
17901 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17902 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17904 (ix86_sol10_return_in_memory): Likewise.
17905 (ix86_i386elf_return_in_memory): New.
17906 (ix86_i386interix_return_in_memory): New.
17907 * config/mt/mt-protos.h (mt_return_in_memory): New.
17908 * config/mt/mt.c: Likewise.
17909 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17910 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17911 * config/bfin/bfin.h: Likewise.
17912 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17914 * config/bfin/bfin.c: Likewise.
17915 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17916 * config/alpha/unicosmk.h: Likewise.
17917 * config/i386/cygming.h: Likewise.
17918 * config/iq2000/iq2000.h: Likewise.
17919 * config/mips/mips.h: Likewise.
17920 * config/mn10300/mn10300.h: Likewise.
17921 * config/rs6000/rs6000.h: Likewise.
17922 * config/score/score.h: Likewise.
17923 * config/spu/spu.h: Likewise.
17924 * config/v850/v850.h: Likewise.
17925 * defaults.h: Likewise.
17926 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17927 * expr.c (emit_block_move): Adjust use of
17928 OUTGOING_REG_PARM_STACK_SPACE.
17929 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17930 OUTGOING_REG_PARM_STACK_SPACE.
17931 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17933 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17935 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17936 on OMP_RETURN for OMP_FOR.
17939 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17940 (fortran_common): New function.
17941 (gen_variable_die): Call fortran_common instead of common_check,
17942 adjust for it returning tree instead of rtx. Formatting.
17944 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17948 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17949 * c-decl.c (merge_decls): Ditto.
17950 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17951 to RTL_CONST_OR_PURE_CALL_P.
17952 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17953 Initialized DECL_LOOPING_CONST_PURE.
17954 (process_call_operands): Set tree_side_effects properly.
17955 * tree.h (TREE_READONLY_DECL_P): Removed.
17956 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17957 (DECL_LOOPING_OR_CONST_P): New macro.
17958 (struct tree_function_decl): Added looping_const_or_pure_p.
17959 (ECF_*) Renumbered.
17960 (ECF_LOOPING_OR_CONST_P): New macro.
17961 * rtlanal.c (pure_const_p): Removed.
17962 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17963 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17964 to RTL_CONST_CALL_P.
17965 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17966 (check_decl, check_tree, check_call, scan_function): Initialize
17968 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17969 (static_execute): Set looping true for recursive functions.
17970 Undo setting state to IPA_NEITHER for recursive functions.
17971 * cse.c (cse_insn):
17972 * ifcvt.c (noce_can_store_speculate_p): Changed
17973 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17974 RTL_CONST_OR_PURE_CALL_P.
17975 * dse.c (scan_insn): Ditto.
17976 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17977 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17978 RTL_CONST_OR_PURE_CALL_P.
17979 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17980 pure_call_p to RTL_CONST_CALL_P.
17981 * gimplify.c (gimplify_call_expr): Clear side effects for
17982 non-looping pure and constant calls.
17983 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17984 (flags_from_decl_or_type): Set ecf flags from decl flags.
17985 (initialize_argument_information): Turn off
17986 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17987 Change const to pure if callee_copies is true rather than just
17989 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17990 way of marking pure calls.
17991 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17992 Remove hack that was supposed to fix pr7335 and remove old
17993 way of marking pure calls.
17994 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17995 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17996 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17997 RTL_CONST_OR_PURE_CALL_P.
17998 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17999 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18000 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18001 * sched-deps.c (schedule_analyze): Ditto.
18002 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18003 return_val field of calls to represent pure and const function info.
18004 (CONST_OR_PURE_CALL_P): Deleted macro.
18005 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18006 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18007 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18009 * tree-optimize.c (execute_fixup_cfg): Added test for
18010 ECF_LOOPING_CONST_OR_PURE.
18011 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18013 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18014 effects for looping pure or const calls.
18015 (verify_gimple_expr): Added verification code.
18016 * config/alpha/alpha.c (alpha_legitimize_address,
18017 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18019 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18020 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18021 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18022 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18023 RTL_CONST_OR_PURE_CALL_P.
18024 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18025 and const calls to be deleted.
18027 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18030 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18031 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18032 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18033 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18034 to handle nonimmediate operands.
18035 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18036 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18037 to handle nonimmediate operands.
18038 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18039 (mmx_pmulhrwv4hi3): New expander. Use
18040 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18041 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18042 (sse2_umulv1siv1di3): New expander. Use
18043 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18044 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18045 (mmx_eq<mode>3): New expander. Use
18046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18047 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18048 (mmx_uavgv8qi3): New expander. Use
18049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18050 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18051 (mmx_uavgv4hi3): New expander. Use
18052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18054 * config/i386/sse.md
18055 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18056 to handle nonimmediate operands.
18057 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18058 to handle nonimmediate operands.
18059 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18060 to handle nonimmediate operands.
18061 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18062 to handle nonimmediate operands.
18063 (sse2_unpckhpd_exp): New expander. Use
18064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18065 (sse2_unpcklpd_exp): New expander. Use
18066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18067 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18068 to handle nonimmediate operands.
18069 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18070 to handle nonimmediate operands.
18071 (*sse2_<plusminus_insn><mode>3): Rename from
18072 sse2_<plusminus_insn><mode>3 insn pattern.
18073 (sse2_<plusminus_insn><mode>3): New expander. Use
18074 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18075 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18076 (sse2_umulv2siv2di3): New expander. Use
18077 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18078 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18079 (sse4_1_mulv2siv2di3): New expander. Use
18080 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18081 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18082 (sse2_pmaddwd): New expander. Use
18083 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18084 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18085 (sse2_eq<mode>3): New expander. Use
18086 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18087 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18088 (sse4_1_eqv2di3): New expander. Use
18089 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18090 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18091 (sse2_uavgv16qi3): New expander. Use
18092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18093 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18094 (sse2_uavgv16qi3): New expander. Use
18095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18096 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18097 (sse2_uavgv8hi3): New expander. Use
18098 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18099 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18100 (ssse3_pmulhrswv8hi3): New expander. Use
18101 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18102 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18103 (ssse3_pmulhrswv4hi3): New expander. Use
18104 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18106 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18107 (<sse>_vmmul<mode>3): Ditto.
18108 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18110 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18111 (ssse3_pmaddubsw): Ditto.
18113 * config/i386/i386.c (struct_builtin_description)
18114 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18115 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18116 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18117 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18118 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18119 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18120 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18121 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18122 (ix86_fixup_binary_operands): Assert that src1
18123 and src2 must have the same mode when swapped.
18124 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18125 and ix86_binary_operator_ok. Do not force operands in registers
18128 2008-05-07 Jan Hubicka <jh@suse.cz>
18130 * cgraph.c (dump_cgraph_node): Update.
18131 * cgraph.h (cgraph_local_info): Break out inline summary.
18132 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18134 * ipa-inline (inline_summary): New accestor function.
18135 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18136 cgraph_decide_inlining, compute_inline_parameters): Update.
18137 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18139 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18141 Cleanup ColdFire scheduling support and add V4 pipeline model.
18143 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18144 (define_attr cpu): Add cfv4 value.
18145 (define_attr type, define_attr type1): Merge into a single 'type'
18146 attribute. Update all uses.
18147 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18148 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18150 (define_attr opx_mem, define_attr opy_mem): Remove.
18151 (define_attr op_mem): Clean up, update comment.
18152 (define_attr size): Use specific values instead of general int.
18153 (define_attr guess, define_attr split): Remove. Update all uses.
18154 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18155 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18156 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18157 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18158 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18159 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18160 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18161 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18162 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18163 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18164 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18165 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18166 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18167 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18168 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18169 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18170 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18171 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18172 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18173 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18174 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18175 Update or set attributes.
18176 (stack_tie): New fake instruction.
18178 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18179 (m68k_sched_attr_size): Update declaration.
18180 (m68k_sched_attr_type2): Remove.
18181 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18182 Declare new bypass predicates.
18184 * config/m68k/m68k.c (m68k_sched_issue_rate,
18185 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18187 (TARGET_SCHED_ISSUE_RATE,
18188 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18189 (override_options): Handle scheduling for ColdFire V4 core.
18190 (m68k_expand_prologue): Emit stack_tie.
18191 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18192 'OP_TYPE_FPN'. Update all uses.
18193 (sched_guess_p): Remove.
18194 (sched_address_type): Handle symbolic addresses.
18195 (sched_get_operand): New static function.
18196 (sched_operand_type): Merge into sched_attr_op_type.
18197 (sched_attr_op_type): Handle FP registers, handle quick constants,
18199 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18200 (m68k_sched_attr_size): Update. Move logic to ...
18201 (sched_get_attr_size_int): New static function.
18202 (sched_get_opxy_mem_type): New static function.
18203 (m68k_sched_attr_op_mem): Update.
18204 (m68k_sched_attr_type2): Remove.
18205 (sched_cfv4_bypass_data): New static variable.
18206 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18207 (m68k_sched_issue_rate): Implement scheduler hook.
18208 (struct _sched_ib: enabled_p): New field.
18209 (m68k_sched_variable_issue): Update. Handle V4.
18210 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18211 sched_dump_class_func_t, sched_dump_split_class,
18212 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18213 sched_dump_dfa_class, m68k_sched_dump): Remove.
18214 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18216 (m68k_sched_init_global): Remove statisctics dumping, introduce
18217 sanity check that all instructions have pipeline reservations. Handle
18219 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18220 Handle ColdFire V4 core.
18221 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18222 New static functions.
18223 (m68k_sched_address_bypass_p): New bypass predicate.
18224 (sched_get_indexed_address_scale): New static function.
18225 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18227 * cf.md: Update comments.
18228 (define_attr type2): Remove. Use 'type' attribute instead.
18230 (cf_ib): Rename to cfv123_ib. Update all uses.
18231 (cf_oep): Rename to cfv123_oep. Update all uses.
18232 (cf_chr): Rename to cfv123_chr. Update all uses.
18233 (cf_mem): Rename to cfv123_mem. Update all uses.
18234 (cf_mac): Move to more appropriate place.
18235 (cfv123_guess): New automaton and cpu_unit.
18236 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18237 Update uses of 'size' attribute. Handle before reload scheduling.
18238 (cfv123_guess): New dummy reservation for unhandled instructions.
18239 (cfv4_*): Pipeline description of ColdFire V4 core.
18240 (ignore): New reservation to handle 'ignore' type.
18242 2008-05-07 Ian Lance Taylor <iant@google.com>
18244 PR middle-end/36013
18245 * gimplify.c (find_single_pointer_decl_1): Don't look through
18247 (find_single_pointer_decl): Adjust comments.
18249 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18251 PR middle-end/36137
18252 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18253 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18255 PR middle-end/36106
18256 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18257 integral type rather than floating point, then VIEW_CONVERT_EXPR
18258 to the floating point type.
18260 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18262 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18263 TFmode op0 to register.
18265 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18267 * c-decl.c (grokdeclarator): Comment typo.
18269 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18271 * tree-flow.h: Remove prototype for computed_goto_p.
18272 * tree-cfg.c (computed_goto_p): Make static.
18274 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18277 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18278 (contains_aligned_value_p): This. Handle _Decimal128.
18279 (ix86_function_arg_boundary): Only align _Decimal128 to its
18280 natural boundary and handle it properly.
18282 2008-05-06 Martin Jambor <mjambor@suse.cz>
18284 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18285 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18286 (ipcp_method_set_orig_node): Removed.
18287 (ipcp_cval_get_cvalue_type): Removed.
18288 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18289 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18290 (ipcp_cval_set_cvalue_type): Removed.
18291 (ipcp_cval_get_cvalue): Removed.
18292 (ipcp_cval_set_cvalue): Removed.
18293 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18294 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18295 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18296 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18297 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18298 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18299 (ipcp_get_ith_lattice): Changed parameters.
18300 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18301 (ipcp_lattice_from_jfunc): Changed parameters.
18302 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18303 (ipcp_method_cval_print): Added temporary variable info.
18304 (ipcp_redirect): Removed already unused local variable caller.
18305 (ipcp_redirect): New temporary variable orig_callee_info
18306 (ipcp_redirect): Removed newly unused local variable callee.
18307 (ipcp_redirect): Removed (a bit confusing) local variable type.
18308 (ipcp_insert_stage): Added local variable info.
18309 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18311 (ipcp_formal_create): Removed.
18312 (ipcp_method_cval_set): Removed.
18313 (ipcp_propagate_stage): Renamed lattice variables.
18314 (ipcp_method_cval_set_cvalue_type): Removed.
18315 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18316 (ipcp_print_all_lattices): Changed printed strings to refer to
18317 lattices rather than cvals.
18318 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18319 (ipcp_propagate_const): Changed formal parameters.
18320 (build_const_val): Changed formal parameters.
18321 (ipcp_insert_stage): Removed useless variable cvalue
18322 (build_const_val): Changed formal parameters.
18323 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18324 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18325 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18326 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18327 (ipcp_print_func_profile_counts): Changed string from "method" to
18329 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18330 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18331 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18332 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18333 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18334 (ipcp_lat_is_const): Changed parameters and made inline.
18335 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18336 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18337 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18338 the predicate condition directly
18339 (ipcp_propagate_stage): Added local variable args. Removed local
18340 variable callee. (Both are mere code simplifications.)
18341 (ipcp_method_dont_insert_const): Renamed to
18342 ipcp_node_not_modifiable_p.
18343 (ipcp_node_not_modifiable_p): Made inline.
18344 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18345 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18346 (ipcp_print_all_lattices): Removed variable cvalue
18347 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18350 2008-05-06 Olivier Hainque <hainque@adacore.com>
18352 * tree-sra.c (try_instantiate_multiple_fields): Early return
18353 if field has POINTER_TYPE.
18355 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18357 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18358 by using 'q' specifier for instruction.
18359 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18361 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18363 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18364 Change mode of zero_extract from QImode to HImode.
18365 (sign bit tests peepholes): (Ditto.).
18367 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18369 * config/i386/mmx.md: Remove double backslashes from asm templates.
18370 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18371 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18372 to handle nonimmediate operands.
18373 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18374 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18375 to handle nonimmediate operands.
18376 (*mmx_<code>v2sf3_finite): New insn pattern.
18377 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18378 (mmx_<code>v2sf3): New expander. Use
18379 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18380 (mmx_<plusminus_insn><mode>3): New expander. Use
18381 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18382 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18383 (mmx_add<mode>3): Removed.
18384 (mmx_ssadd<mode>3): Ditto.
18385 (mmx_usadd<mode>3): Ditto.
18386 (mmx_sub<mode>3): Ditto.
18387 (mmx_sssub<mode>3): Ditto.
18388 (mmx_ussub<mode>3): Ditto.
18389 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18390 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18391 to handle nonimmediate operands.
18392 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18394 (mmx_smulv4hi3_highpart): New expander. Use
18395 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18396 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18398 (mmx_umulv4hi3_highpart): New expander. Use
18399 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18400 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18401 (mmx_<code>v4hi3): New expander. Use
18402 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18403 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18404 (mmx_<code>v8qi3): New expander. Use
18405 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18406 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18407 (mmx_<code><mode>3): New expander. Use
18408 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18410 2008-05-05 Jan Hubicka <jh@suse.cz>
18412 PR tree-optimization/36118
18413 * passes.c (pass_init_dump_file): Fix dump header.
18415 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18417 PR middle-end/36141
18418 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18419 VCE for function decls.
18421 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18423 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18425 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18427 * config/i386/i386.md (sat_plusminus): New.
18428 (plusminus_insn): Likewise.
18429 (plusminus_mnemonic): Likewise.
18431 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18432 (*<addsub><mode>3_cc_overflow): Renamed to ...
18433 (*<plusminus_insn><mode>3_cc_overflow): This.
18434 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18435 (*<plusminus_insn>si3_zext_cc_overflow): This.
18437 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18438 (<plusminus_insn><mode>3): This.
18439 (*<addsub><mode>3): Renamed to ...
18440 (*<plusminus_insn><mode>3): This.
18441 (<sse>_vm<addsub><mode>3): Renamed to ...
18442 (<sse>_vm<plusminus_insn><mode>3): This.
18443 (sse3_h<addsub>v4sf3): Renamed to ...
18444 (sse3_h<plusminus_insn>v4sf3): This.
18445 (sse3_h<addsub>v2df3): Renamed to ...
18446 (sse3_h<plusminus_insn>v2df3): This.
18447 (<plusminus_insn><mode>3): New.
18448 (*<plusminus_insn><mode>3): Likewise.
18449 (sse2_<plusminus_insn><mode>3): Likewise.
18450 (add<mode>): Removed.
18451 (*add<mode>3): Likewise.
18452 (sse2_ssadd<mode>3): Likewise.
18453 (sse2_usadd<mode>3): Likewise.
18454 (sub<mode>3): Likewise.
18455 (*sub<mode>3): Likewise.
18456 (sse2_sssub<mode>3): Likewise.
18457 (sse2_ussub<mode>3): Likewise.
18459 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18461 * gthr-single.h: Add in required interface elements as per gthr.h.
18462 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18463 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18464 Generalize UNUSED macro.
18465 (__gthread_once): Add.
18466 (__gthread_key_create): Add.
18467 (__gthread_key_delete): Add.
18468 (__gthread_getspecific): Add.
18469 (__gthread_setspecific): Add.
18471 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18473 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18474 the same size types for the indirect reference on the rhs, then
18477 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18479 * config/i386/i386.md
18480 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18481 one insn template instead of template series.
18482 (*xordi_1_rex64): Ditto.
18483 (*xordi_2_rex64): Ditto.
18485 2008-05-05 Ira Rosen <irar@il.ibm.com>
18487 PR tree-optimization/36119
18488 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18491 2008-06-04 Jan Hubicka <jh@suse.cz>
18493 tree-optimization/36100
18494 * tree-pass.h (pass_O0_always_inline): Declare.
18495 * ipa-inline.c (inline_transform): Remove dead code.
18496 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18497 pass_O0_always_inline): New.
18498 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18500 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18502 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18503 mnemonic in this_param move for TARGET_64BIT.
18505 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18507 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18508 (*strmovsi_rex_1): Ditto.
18509 (*strsetsi_1): Ditto.
18510 (*strsetsi_rex_1): Ditto.
18512 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18513 adddicc expanders using SWI mode iterator.
18515 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18518 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18521 2008-05-04 David S. Miller <davem@davemloft.net>
18523 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18524 (sparc*-*-linux*): Use linux.h in tm_file.
18525 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18526 compiler defaulting to 32-bit.
18527 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18529 * config/sparc/linux.h: Remove definitions now obtained
18530 properly from linux.h
18531 * config/sparc/linux64.h: Likewise.
18532 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18533 don't want this setting for 32-bit builds in a biarch compiler.
18534 * doc/install.texi: Add sparc-linux to list of targets
18535 supporting --enable-targets=all.
18537 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18539 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18541 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18543 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18544 after V4SI_FTYPE_V8HI.
18545 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18546 case V4SI_FTYPE_V2DF.
18548 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18550 * doc/invoke.texi (max-flow-memory-locations): Removed.
18551 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18553 2008-05-03 Richard Guenther <rguenther@suse.de>
18555 PR middle-end/34973
18556 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18558 2008-05-02 David S. Miller <davem@davemloft.net>
18560 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18562 2008-05-02 Simon Baldwin <simonb@google.com>
18565 * c-common.h (warn_array_subscript_range): Removed.
18566 * c-common.c (warn_array_subscript_range): Ditto.
18567 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18568 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18570 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18572 * config/i386/i386.c (ix86_special_builtin_type): New.
18573 (bdesc_special_args): Likewise.
18574 (ix86_expand_special_args_builtin): Likewise.
18575 (ix86_init_mmx_sse_builtins): Updated.
18576 (ix86_expand_builtin): Updated.
18577 (ix86_expand_store_builtin): Removed.
18578 (ix86_expand_unop_builtin): Likewise.
18580 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18581 * config/i386/mmintrin.h (__v2sf): Here.
18583 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18585 (_mm_loadl_pi): Likewise.
18586 (_mm_storeh_pi): Replace __v2si with __v2sf.
18587 (_mm_storel_pi): Likewise.
18589 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18590 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18591 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18592 __builtin_ia32_loadlpd.
18594 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18596 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18597 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18598 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18599 (ix86_init_mmx_sse_builtins): Updated.
18600 (ix86_expand_args_builtin): Likewise.
18601 (ix86_expand_builtin): Likewise.
18602 (ix86_expand_unop1_builtin): Renamed to ...
18603 (ix86_expand_unop_vec_merge_builtin): This.
18605 2008-05-01 Jan Hubicka <jh@suse.cz>
18608 * ipa-inline.c (inline_generate_summary): Make static.
18609 (inline_transform): Do not call inlining at -O0; make static.
18610 * passes.c (execute_todo): Add sanity check.
18611 (execute_one_ipa_transform_pass): Execute proper flags.
18613 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18615 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18616 (DECL_NONADDRESSABLE_P): Likewise.
18617 * alias.c (record_component_aliases): Fix comment.
18619 2008-05-01 Simon Baldwin <simonb@google.com>
18621 * c-common.h (warn_array_subscript_range): New function.
18622 * c-common.c (warn_array_subscript_range): Ditto.
18623 * tree-vrp.c (check_array_ref): Corrected code to agree with
18624 comment, ignoring only arrays of size 0 or size 1.
18625 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18627 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18629 * config/i386/i386.c (ix86_builtin_type): Replace
18630 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18631 (bdesc_args): Updated.
18632 (ix86_init_mmx_sse_builtins): Likewise.
18633 (ix86_expand_args_builtin): Likewise.
18635 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18638 * doc/extend.texi: Correct __builtin_ia32_palignr.
18640 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18643 * config/i386/i386.c (bdesc_crc32): Removed.
18644 (ix86_expand_crc32): Likewise.
18645 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18646 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18647 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18648 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18649 UINT_FTYPE_UINT_UCHAR.
18650 (bdesc_args): Updated. Add crc32 builtins.
18651 (ix86_init_mmx_sse_builtins): Updated.
18652 (ix86_expand_args_builtin): Updated to support subreg.
18654 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18656 2008-05-01 Jan Hubicka <jh@suse.cz>
18658 * tree-pass.h (opt_pass): Add IPA_PASS.
18659 (varpool_node, cgraph_node): Forward declare.
18660 (ipa_opt_pass): Define.
18661 (pass_ipa_inline): Turn into ipa_opt_pass.
18662 (pass_apply_inline): Remove.
18663 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18664 (apply_inline): Turn into ....
18665 (inline_transform): ... this one.
18666 (inline_generate_summary): New function.
18667 (pass_apply_inline): Remove.
18668 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18670 (struct function): Add ipa_transforms_to_apply.
18671 * passes.c (register_one_dump_file): Work on IPA_PASS.
18672 (init_optimization_passes): Remove pass_inline_parameters and
18674 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18675 (execute_one_pass) ... here; apply transforms when possible.
18676 (add_ipa_transform_pass, execute_ipa_summary_asses,
18677 execute_one_ipa_transform_pass): New.
18678 (execute_ipa_pass_list): Update for IPA_PASS type.
18680 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18682 * config/i386/i386.c (ix86_builtin_type): Add
18683 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18684 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18685 (bdesc_args): Add SSE4a builtins.
18686 (ix86_init_mmx_sse_builtins): Updated.
18687 (ix86_expand_args_builtin): Likewise.
18688 (ix86_expand_builtin): Likewise.
18690 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18692 * config/i386/i386.c (ix86_builtin_type): Add
18693 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18694 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18695 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18696 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18697 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18698 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18699 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18700 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18701 and DI_FTYPE_DI_DI_INT.
18702 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18703 (ix86_init_mmx_sse_builtins): Updated.
18704 (ix86_expand_args_builtin): Likewise.
18705 (ix86_expand_builtin): Likewise.
18706 (ix86_expand_binop_imm_builtin): Removed.
18708 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18710 2008-04-30 Richard Guenther <rguenther@suse.de>
18712 PR tree-optimization/32921
18713 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18715 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18717 * config/arm/arm.c (arm_unwind_emit): Use
18718 crtl->all_throwers_are_sibcalls instead of
18719 cfun->all_throwers_are_sibcalls.
18720 (arm_output_fn_unwind): Likewise.
18721 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18722 instead of cfun->uses_pic_offset_table.
18723 (frv_expand_prologue): Likewise.
18724 (frv_frame_pointer_required): Likewise.
18725 (frv_expand_fdpic_call): Likewise.
18726 (frv_emit_movsi): Likewise.
18727 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18728 cfun->returns_pcc_struct instead of
18729 current_function_returns_pcc_struct.
18730 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18731 instead of cfun->calls_eh_return.
18732 (m32c_pushm_popm): Likewise.
18733 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18734 "extern" declaration.
18736 2008-04-30 Richard Guenther <rguenther@suse.de>
18738 PR tree-optimization/21636
18739 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18741 (evaluate_stmt): Print the likely value.
18742 (ccp_visit_stmt): Avoid excessive vertical spacing.
18744 2008-04-30 Rafael Espíndola <espindola@google.com>
18746 * builtins.c (fold_call_expr): Return realret.
18747 * tree-ssa-threadedge.c
18748 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18749 __builtin_object_size.
18751 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18753 * gcc.c (wrapper_string): New variable.
18754 (insert_wrapper): New function.
18755 (execute): New option -wrapper.
18756 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18758 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18760 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18761 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18762 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18764 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18765 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18766 config/rs6000/e500crtres64gprctr.asm,
18767 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18768 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18769 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18770 config/rs6000/e500crtsav64gprctr.asm,
18771 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18772 config/rs6000/e500crtsavg64gprctr.asm: New files.
18773 * config/rs6000/t-ppccomm: Add build rules for new files.
18774 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18775 * config/rs6000/t-netbsd: Add build rules for new files.
18776 (LIB2FUNCS_STATIC_EXTRA): New variable.
18777 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18778 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18779 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18781 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18783 * config/i386/i386.c (ix86_builtin_type): Add
18784 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18785 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18786 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18787 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18788 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18789 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18790 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18791 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18792 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18793 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18794 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18795 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18796 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18797 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18798 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18799 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18800 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18801 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18802 V1DI_FTYPE_V2SI_V2SI.
18803 (bdesc_2arg): Moved to ...
18804 (bdesc_args): Here.
18805 (ix86_init_mmx_sse_builtins): Updated.
18806 (ix86_expand_args_builtin): Updated. Take a pointer
18807 to const struct builtin_description. Handle comparison
18809 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18810 (ix86_expand_builtin): Updated.
18812 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18813 (ssse3_pmaddubsw128): This.
18814 (ssse3_pmaddubswv4hi3): Renamed to ...
18815 (ssse3_pmaddubsw): This.
18817 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18818 (__builtin_ia32_packssdw128): Likewise.
18819 (__builtin_ia32_packuswb128): Likewise.
18820 (__builtin_ia32_pmaddubsw): Likewise.
18821 (__builtin_ia32_pmaddubsw128): Likewise.
18823 2008-04-30 Richard Guenther <rguenther@suse.de>
18825 PR tree-optimization/14847
18826 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18827 (recognize_bits_test): Use it.
18828 (recognize_single_bit_test): Likewise.
18830 2008-04-30 Martin Jambor <mjambor@suse.cz>
18832 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18833 instead of setting number of formal parameters to zero.
18834 (ipcp_init_stage): Do not set the number of actual parameters to zero
18836 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18837 which are called with variable number of arguments.
18838 (ipcp_insert_stage): Explicitely skipping all nodes which are
18839 called with variable number of arguments.
18840 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18841 number of parameters.
18843 * ipa-prop.h (struct ipa_node_params): Added flag
18844 called_with_var_arguments
18845 (ipa_set_param_count): Added. Changed sole setter to use it.
18846 (ipa_get_param_count): Added. All readers of param_count
18847 converted to use it instead.
18848 (ipa_set_called_with_variable_arg): Added.
18849 (ipa_is_called_with_var_arguments): Added.
18850 (ipa_get_ith_param): Added. All readers of param_decls converted
18852 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18854 (ipa_get_cs_argument_count): Added, all readers of argument_count
18856 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18859 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18860 (struct ipcp_lattice): Renamed cval_type to type
18861 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18863 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18864 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18865 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18866 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18867 (build_const_val): Changed the type of parameter cvalue to tree
18868 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18869 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18871 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18874 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18875 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18876 (ipa_add_method): Renamed to ipa_push_func_to_list
18877 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18878 (ipa_callsite_param_count): Removed.
18879 (ipa_callsite_param_count_set): Removed.
18880 (ipa_callsite_param): Removed.
18881 (ipa_callsite_callee): Removed.
18882 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18883 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18884 (ipa_method_formal_count): Removed.
18885 (ipa_method_formal_count_set): Removed.
18886 (ipa_method_get_tree): Removed.
18887 (ipa_method_tree_map_create): Removed.
18888 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18889 (ipa_create_param_decls_array): Creates the array itself
18890 (ipa_create_param_decls_array): Temporary variable info instead of
18891 a few dereferences.
18892 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18893 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18894 (get_type): Removed.
18895 (ipa_jf_get_info_type): Removed.
18896 (ipa_node_create): Renamed to ipa_create_node_params
18897 (ipa_free): Renamed to ipa_free_all_node_params
18898 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18899 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18900 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18901 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18902 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18903 ipa_free_all_edge_args
18904 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18905 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18906 (ipa_create_methodlist_node): Removed.
18907 (ipa_methodlist_method): Removed.
18908 (ipa_methodlist_method_set): Removed.
18909 (ipa_methodlist_next_method): Removed.
18910 (ipa_methodlist_next_method_set): Removed.
18911 (ipa_method_is_modified): Removed.
18912 (ipa_method_modify_create): Removed.
18913 (ipa_method_modify_init): Temporary variable info instead of a few
18915 (ipa_detect_param_modifications): Temporary variable info instead of
18916 a few dereferences.
18917 (ipa_compute_jump_functions): Temporary variable info instead of
18918 a few dereferences.
18919 (ipa_method_modify_set): Removed.
18920 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18921 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18922 than craph_node as the first parameter.
18923 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18924 (ipa_method_modify_init): Removed.
18925 (ipa_compute_jump_functions): Added a temp variable instead of
18926 repeatadly dereferencing the cgraph_edge.aux pointer
18927 (ipa_callsite_param_set_type): Removed.
18928 (ipa_compute_jump_functions): i renamed to index and moved to
18930 (ipa_callsite_param_set_info_type_formal): Removed.
18931 (ipa_callsite_param_set_info_type): Removed.
18932 (ipa_callsite_param_map_create): Removed.
18933 (ipa_callsite_tree): Removed.
18934 (ipa_callsite_caller): Removed.
18935 (ipa_pop_func_from_list): return_method removed to return_func
18937 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18938 prefixed all values with IPA_. Changed all users.
18939 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18940 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18941 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18942 (union parameter_info): Renamed to jump_func_value.
18943 (union jump_func_value): Renamed value to constant
18944 (struct ipa_jump_func): Renamed info_type to value
18945 (struct ipa_node): Renamed to ipa_node_params
18946 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18947 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18948 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18949 (struct ipa_edge): Renamed to ipa_edge_args
18950 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18951 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18952 (struct ipa_methodlist): Renamed to ipa_func_list
18953 (struct ipa_func_list): method_p renamed to node, next_method
18955 (ipa_methodlist_p): Removed, switched all users to struct pointer
18956 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18958 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18960 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18961 (rs6000_emit_epilogue): Use backchain to restore only when we
18962 have a large frame. Make use of frame pointer to restore if we
18963 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18965 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18967 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18968 Add mode to zero_extract.
18969 (sign bit tests peepholes): (Ditto.).
18971 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18973 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18974 Instructions in comments with SSE3.
18975 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18976 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18977 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18978 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18979 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18980 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18981 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18982 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18983 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18984 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18985 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18986 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18987 (bdesc_sse_args): Renamed to ...
18988 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18989 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18990 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18991 IX86_BUILTIN_FABSQ.
18992 (bdesc_1arg): Moved to ...
18993 (bdesc_args): Here.
18994 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18995 Instructions in comments with SSE3.
18996 (ix86_expand_sse_operands_builtin): Renamed to ...
18997 (ix86_expand_args_builtin): This. Updated.
18998 (ix86_expand_unop1_builtin): Update comments.
18999 (ix86_expand_builtin): Updated.
19001 2008-04-29 Richard Guenther <rguenther@suse.de>
19003 PR tree-optimization/36078
19004 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19005 Update virtual SSA form after cleaning up the CFG.
19007 2008-04-29 Richard Guenther <rguenther@suse.de>
19009 PR middle-end/15255
19010 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19012 2008-04-29 Richard Guenther <rguenther@suse.de>
19014 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19015 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19016 (compute_flow_insensitive_aliasing): Do not treat
19017 PTR_IS_REF_ALL pointers special.
19018 (get_smt_for): Likewise.
19019 (may_alias_p): Re-structure.
19020 (is_escape_site): A ref-all pointer conversion is not an escape site.
19021 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19022 PTR_IS_REF_ALL pointers special.
19023 * tree-ssa-structalias.h (struct alias_info): Remove
19024 ref_all_symbol_mem_tag field.
19025 (PTR_IS_REF_ALL): Remove.
19027 2008-04-29 Richard Guenther <rguenther@suse.de>
19029 PR middle-end/36077
19030 * fold-const.c (extract_muldiv_1): In combining division constants
19031 make sure to never overflow.
19033 2008-04-29 Nick Clifton <nickc@redhat.com>
19035 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19037 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19040 * optc-gen.awk: Work around HP-UX/IA awk bug.
19042 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19044 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19047 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19050 * config/i386/i386.md
19051 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19052 Change operand 1 predicate to nonimmediate_operand.
19054 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19057 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19059 * gengtype.c (walk_type, write_func_for_structure): Handle
19061 * doc/gty.texi: Document chain_circular.
19063 2008-04-28 Richard Guenther <rguenther@suse.de>
19065 PR tree-optimization/36066
19066 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19069 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19072 * config/i386/i386.md
19073 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19074 Use match_scratch instead of match_operand for operands 3 and 4.
19076 2008-04-27 Richard Guenther <rguenther@suse.de>
19078 PR tree-optimization/18754
19079 PR tree-optimization/34223
19080 * tree-pass.h (pass_complete_unrolli): Declare.
19081 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19082 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19083 Rewrite loop into loop closed SSA form if it is not already.
19084 (tree_unroll_loops_completely): Re-structure to iterate over
19085 innermost loops with intermediate CFG cleanups.
19086 Unroll outermost loops only if requested or the code does not grow
19088 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19089 loops are available.
19090 (tree_vectorize): Instead do so here.
19091 (tree_complete_unroll): Also unroll outermost loops.
19092 (tree_complete_unroll_inner): New function.
19093 (gate_tree_complete_unroll_inner): Likewise.
19094 (pass_complete_unrolli): New pass.
19095 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19096 uses outside of the loop.
19097 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19098 form if it is available.
19099 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19100 * passes.c (init_optimization_passes): Schedule complete inner
19101 loop unrolling pass before the first CCP pass after final inlining.
19103 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19105 * targhooks.h (default_emutls_var_fields,
19106 default_emutls_var_init): Declare.
19107 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19108 * target.h (struct gcc_target): Add struct emutls member.
19109 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19110 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19111 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19112 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19113 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19114 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19115 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19116 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19117 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19118 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19119 emit debug information.
19120 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19121 * varasm.c: Include targhooks.h.
19122 (emutls_object_section, emutls_tmpl_section): New.
19123 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19124 (EMUTLS_SEPARATOR): New.
19125 (prefix_name): New.
19126 (get_emutls_object_name): New.
19127 (default_emutls_var_fields): New, broken out of ...
19128 (get_emutls_object_type): ... here. Adjust to use target hooks.
19129 (get_emutls_init_templ_addr): Adjust to use target hooks.
19130 (emutls_decl): Adjust to use target hooks.
19131 (emutls_finish): Likewise.
19132 (default_emutls_var_init): New, broken out of ...
19133 (assemble_variable): ... here. Adjust to use target hooks.
19134 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19135 SECCAT_EMUTLS_TMPL.
19136 * c-common.c (handle_section_attribute): Prevent overriding
19137 sections for emulated tls with special sections.
19138 * config/i386/i386.c (x86_64_elf_select_section): Add
19139 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19140 (x86_64_elf_unique_section): Likewise.
19141 * config/vxworks.c: Include tree.h.
19142 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19143 (vxworks_override_options): Set TLS scheme.
19144 * doc/tm.texi (Emulated TLS): New node.
19146 2008-04-26 Simon Baldwin <simonb@google.com>
19149 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19150 with propagated string constants.
19152 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19154 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19155 constraint for operand 2 when operand 0 is memory operand.
19156 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19157 operand 0 is memory operand.
19158 (fix_trunc<mode>_i387_with_temp): Ditto.
19159 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19160 operand 2 when operand 1 is memory operand.
19161 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19162 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19163 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19164 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19165 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19166 operands 2,3 and 4 when operand 1 is memory operand.
19167 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19169 (fistdi2_floor_with_temp): Ditto.
19170 (fist<mode>2_floor_with_temp): Ditto.
19171 (fistdi2_ceil_with_temp): Ditto.
19172 (fist<mode>2_ceil_with_temp): Ditto.
19173 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19175 2008-04-26 David Daney <ddaney@avtrex.com>
19177 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19179 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19180 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19181 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19182 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19183 (compare_and_swap_12): New insn.
19184 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19185 * config/mips/mips.c (mips_force_binary): New function.
19186 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19187 (mips_expand_compare_and_swap_12): New function.
19188 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19190 2008-04-25 Jan Hubicka <jh@suse.cz>
19193 * cfgexpand.c (pass_expand): Turn into RTL pass.
19194 * passes.c (execute_one_pass): Do pass typechecking after execution.
19195 * tree-pass.h (pass_expand): Turn into RTL pass.
19197 * function.h (struct rtl_data): Move here fields
19198 accesses_prior_frames, calls_eh_return, saves_all_registers,
19199 has_nonlocal_goto, has_asm_statement, is_thunk,
19200 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19201 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19202 arg_pointer_save_area_init from struct function; turn into bool.
19203 (struct function): Move
19204 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19205 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19206 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19207 tail_call_emit, arg_pointer_save_area_init
19208 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19209 (current_function_returns_struct, current_function_returns_pcc_struct,
19210 current_function_calls_setjmp, current_function_calls_alloca,
19211 current_function_accesses_prior_frames,
19212 current_function_calls_eh_return, current_function_is_thunk,
19213 current_function_stdarg, current_function_profile,
19214 current_function_limit_stack, current_function_uses_pic_offset_table,
19215 current_function_uses_const_pool, current_function_has_nonlocal_label,
19216 current_function_saves_all_registers,
19217 current_function_has_nonlocal_goto,
19218 current_function_has_asm_statement): Remove accesor macros.
19219 * ra-conflict.c (global_conflicts): Update.
19220 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19221 (suitable_for_tail_call_opt_p): Update.
19222 * builtins.c (expand_builtin_return_addr): Update.
19223 (expand_builtin_setjmp_setup): Update.
19224 (expand_builtin_nonlocal_goto): Update.
19225 * final.c (final_start_function): Update.
19226 (profile_function): Update.
19227 (leaf_function_p): Update.
19228 (only_leaf_regs_used): Update.
19229 * df-scan.c (df_get_exit_block_use_set): Update.
19230 * dojump.c (clear_pending_stack_adjust): Update.
19231 * tree-stdarg.c (gate_optimize_stdarg): Update.
19232 * gimple-low.c (lower_function_body): Update.
19233 * global.c (compute_regsets): Update.
19234 (global_alloc): Update.
19235 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19236 * expr.c (expand_assignment): Update.
19237 * dse.c (dse_step0): Update.
19238 (dse_step1): Update.
19239 * c-decl.c (store_parm_decls): Update.
19240 * local-alloc.c (combine_regs): Update.
19241 (find_free_reg): Update.
19242 * function.c (assign_parms_augmented_arg_list): Update.
19243 (assign_parm_find_data_types): Update.
19244 (assign_parms): Update.
19245 (allocate_struct_function): Update.
19246 (expand_function_start): Update.
19247 (expand_function_end): Update.
19248 (get_arg_pointer_save_area): Update.
19249 (thread_prologue_and_epilogue_insns): Update.
19250 (rest_of_match_asm_constraints): Update.
19251 * stor-layout.c (variable_size): Update.
19252 * gcse.c (gcse_main): Update.
19253 (bypass_jumps): Update.
19254 * gimplify.c (gimplify_function_tree): Update.
19255 * calls.c (emit_call_1): Update.
19256 (expand_call): Update.
19257 * bt-load.c (compute_defs_uses_and_gen): Update.
19258 * except.c (sjlj_assign_call_site_values): Update.
19259 (sjlj_emit_function_enter): Update.
19260 (can_throw_external): Update.
19261 (set_nothrow_function_flags): Update.
19262 (expand_builtin_unwind_init): Update.
19263 (expand_eh_return): Update.
19264 (convert_to_eh_region_ranges): Update.
19265 (output_function_exception_table): Update.
19266 * emit-rtl.c (gen_tmp_stack_mem): Update.
19267 * cfgexpand.c (expand_used_vars): Update.
19268 (tree_expand_cfg): Update.
19269 * cfgcleanup.c (rest_of_handle_jump): Update.
19270 * explow.c (allocate_dynamic_stack_space): Update.
19271 * varasm.c (assemble_start_function): Update.
19272 (force_const_mem): Update.
19273 (mark_constant_pool): Update.
19274 * tree-optimize.c (tree_rest_of_compilation): Update.
19275 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19276 * tree-cfg.c (notice_special_calls): Update.
19277 (is_ctrl_altering_stmt): Update.
19278 (tree_can_make_abnormal_goto): Update.
19279 (tree_purge_dead_abnormal_call_edges): Update.
19280 * config/alpha/predicates.md: Update.
19281 * config/alpha/alpha.c (alpha_sa_mask): Update.
19282 (alpha_sa_size): Update.
19283 (alpha_does_function_need_gp): Update.
19284 (alpha_expand_prologue): Update.
19285 (alpha_start_function): Update.
19286 (alpha_output_function_end_prologue): Update.
19287 (alpha_expand_epilogue): Update.
19288 * config/frv/frv.c (frv_stack_info): Update.
19289 (frv_expand_epilogue): Update.
19290 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19291 (s390_register_info): Update.
19292 (s390_frame_info): Update.
19293 (s390_init_frame_layout): Update.
19294 (s390_can_eliminate): Update.
19295 (save_gprs): Update.
19296 * config/spu/spu.c (spu_split_immediate): Update.
19297 (need_to_save_reg): Update.
19298 (spu_expand_prologue): Update.
19299 (spu_expand_epilogue): Update.
19300 * config/sparc/sparc.md: Update.
19301 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19302 (sparc_tls_got): Update.
19303 (legitimize_pic_address): Update.
19304 (sparc_emit_call_insn): Update.
19305 (sparc_expand_prologue): Update.
19306 (output_return): Update.
19307 (print_operand): Update.
19308 (sparc_function_ok_for_sibcall): Update.
19309 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19310 * config/m32r/m32r.md: Update.
19311 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19312 (m32r_compute_frame_size): Update.
19313 (m32r_expand_prologue): Update.
19314 (m32r_expand_epilogue): Update.
19315 (m32r_legitimize_pic_address): Update.
19316 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19317 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19318 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19319 (gen_push): Update.
19320 (ix86_save_reg): Update.
19321 (ix86_compute_frame_layout): Update.
19322 (ix86_expand_prologue): Update.
19323 (ix86_expand_epilogue): Update.
19324 * config/sh/sh.c (output_stack_adjust): Update.
19325 (calc_live_regs): Update.
19326 (sh5_schedule_saves): Update.
19327 (sh_expand_prologue): Update.
19328 (sh_expand_epilogue): Update.
19329 (sh_setup_incoming_varargs): Update.
19330 (sh_allocate_initial_value): Update.
19331 (sh_get_pr_initial_val): Update.
19332 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19333 * config/sh/sh.md (label:): Update.
19334 * config/avr/avr.c (out_movhi_mr_r): Update.
19335 * config/crx/crx.h (enum): Update.
19336 * config/xtensa/xtensa.h (along): Update.
19337 * config/stormy16/stormy16.c Update.
19338 (xstormy16_compute_stack_layout): Update.
19339 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19340 (fr30_expand_prologue): Update.
19341 * config/cris/cris.c (cris_conditional_register_usage): Update.
19342 (cris_reg_saved_in_regsave_area): Update.
19343 (cris_initial_frame_pointer_offset): Update.
19344 (cris_simple_epilogue): Update.
19345 (cris_expand_prologue): Update.
19346 (cris_expand_epilogue): Update.
19347 (cris_expand_pic_call_address): Update.
19348 (cris_asm_output_symbol_ref): Update.
19349 (cris_asm_output_label_ref): Update.
19350 * config/cris/cris.md Update.
19351 * config/iq2000/iq2000.c (compute_frame_size): Update.
19352 (iq2000_expand_epilogue): Update.
19353 * config/mt/mt.h (save_direction): Update.
19354 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19355 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19356 (ia64_secondary_reload_class): Update.
19357 * config/m68k/m68k.c (m68k_save_reg): Update.
19358 (m68k_expand_prologue): Update.
19359 (m68k_expand_epilogue): Update.
19360 (legitimize_pic_address): Update.
19361 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19362 (first_reg_to_save): Update.
19363 (first_altivec_reg_to_save): Update.
19364 (compute_vrsave_mask): Update.
19365 (compute_save_world_info): Update.
19366 (rs6000_stack_info): Update.
19367 (spe_func_has_64bit_regs_p): Update.
19368 (rs6000_ra_ever_killed): Update.
19369 (rs6000_emit_eh_reg_restore): Update.
19370 (rs6000_emit_allocate_stack): Update.
19371 (rs6000_emit_prologue): Update.
19372 (rs6000_emit_epilogue): Update.
19373 (rs6000_output_function_epilogue): Update.
19374 (output_profile_hook): Update.
19375 (rs6000_elf_declare_function_name): Update.
19376 * config/rs6000/rs6000.h (rs6000_args): Update.
19377 * config/rs6000/rs6000.md: Update.
19378 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19379 * config/arc/arc.c (arc_output_function_epilogue): Update.
19380 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19381 * config/darwin.c (machopic_function_base_name): Update.
19382 * config/score/score3.c (score3_compute_frame_size): Update.
19385 (score3_epilogue): Update.
19386 * config/score/score7.c (score7_compute_frame_size): Update.
19387 (score7_prologue): Update.
19388 (score7_epilogue): Update.
19389 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19390 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19391 * config/arm/arm.c (use_return_insn): Update.
19392 (require_pic_register): Update.
19393 (arm_load_pic_register): Update.
19394 (arm_compute_save_reg0_reg12_mask): Update.
19395 (arm_compute_save_reg_mask): Update.
19396 (thumb1_compute_save_reg_mask): Update.
19397 (output_return_instruction): Update.
19398 (arm_output_function_prologue): Update.
19399 (arm_output_epilogue): Update.
19400 (arm_get_frame_offsets): Update.
19401 (arm_expand_prologue): Update.
19402 (thumb_pushpop): Update.
19403 (thumb_exit): Update.
19404 (thumb1_expand_prologue): Update.
19405 (thumb1_expand_epilogue): Update.
19406 (arm_unwind_emit): Update.
19407 (arm_output_fn_unwind): Update.
19408 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19409 * config/arm/arm.md: Update.
19410 * config/pa/pa.md: Update.
19411 * config/pa/pa.c (legitimize_pic_address): Update.
19412 (compute_frame_size): Update.
19413 (hppa_expand_prologue): Update.
19414 (hppa_expand_epilogue): Update.
19415 (borx_reg_operand): Update.
19416 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19417 (HARD_REGNO_RENAME_OK): Update.
19418 * config/mips/mips.c (mips_global_pointer): Update.
19419 (mips_save_reg_p): Update.
19420 (mips_compute_frame_info): Update.
19421 (mips_frame_pointer_required): Update.
19422 (mips_expand_prologue): Update.
19423 (mips_expand_epilogue): Update.
19424 (mips_can_use_return_insn): Update.
19425 (mips_reorg_process_insns): Update.
19426 * config/v850/v850.c (compute_register_save_size): Update.
19427 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19428 * config/mmix/mmix.c (along): Update.
19429 (mmix_expand_epilogue): Update.
19430 * config/bfin/bfin.c (legitimize_pic_address): Update.
19431 (must_save_p): Update.
19432 (stack_frame_needed_p): Update.
19433 (add_to_reg): Update.
19434 (bfin_expand_prologue): Update.
19435 * stmt.c (expand_asm_operands): Update.
19436 * reload1.c (reload): Update.
19437 (init_elim_table): Update.
19439 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19441 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19443 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19445 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19446 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19447 (mov<mode>): Removed.
19448 (*movv4sf_internal): Likewise.
19449 (*movv2df_internal): Likewise.
19451 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19453 * config.gcc (crx-*-elf): Remove deprecation.
19455 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19457 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19458 __gcc_deregister_frame with atexit.
19459 (deregister_frame_dtor): Remove.
19461 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19462 Nathan Sidwell <nathan@codesourcery.com>
19464 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19466 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19467 (rs6000_isel): Likewise.
19468 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19469 (rs6000_isel): New variable.
19470 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19472 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19475 * c-common.c (handle_vector_size_attribute): Call
19476 lang_hooks.types.reconstruct_complex_type instead of
19477 reconstruct_complex_type.
19478 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19479 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19480 * langhooks.h (struct lang_hooks_for_types): Add
19481 reconstruct_complex_type hook.
19482 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19483 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19485 2008-04-24 Richard Guenther <rguenther@suse.de>
19487 * c-common.h (check_builtin_function_arguments): Declare.
19488 * c-common.c (validate_nargs): New function.
19489 (check_builtin_function_arguments): Likewise.
19490 * c-typeck.c (build_function_call): Call
19491 check_builtin_function_arguments.
19492 * builtins.c (fold_builtin_classify): Remove error reporting code.
19493 (fold_builtin_unordered_cmp): Likewise.
19494 (fold_builtin_1): Likewise.
19495 (fold_builtin_n): Likewise.
19497 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19499 PR tree-optimization/36008
19500 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19501 the original op1, rather than delta by step.
19503 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19504 Sebastian Pop <sebastian.pop@amd.com>
19506 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19507 eliminate_local_variables_stmt, eliminate_local_variables,
19508 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19509 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19510 of code delimited by two edges in the CFG.
19511 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19512 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19513 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19514 the case of parallelisation of reductions.
19515 (expr_invariant_in_region_p): New.
19517 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19518 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19520 2008-04-24 Ira Rosen <irar@il.ibm.com>
19521 Richard Guenther <rguenther@suse.de>
19523 PR tree-optimization/36034
19524 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19525 incapable of dealing with loads with gaps.
19527 2008-04-24 Rafael Espíndola <espindola@google.com>
19529 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19530 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19531 vrp_evaluate_conditional.
19532 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19533 (vrp_evaluate_conditional): Split the cond argument.
19534 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19535 (simplify_stmt_for_jump_threading): Update call to
19536 vrp_evaluate_conditional.
19538 2008-04-24 Ira Rosen <irar@il.ibm.com>
19540 PR tree-optimization/35982
19541 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19542 interleaved data-refs are of the same type.
19544 2008-04-24 Danny Smith <dannysmith@users.net>
19546 * c-format.c (check_format_info_main): Use strncmp rather than a
19547 magic prefix to handle multichar length specs.
19548 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19549 Don't prefix "I64" and "I32" with '\0'.
19551 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19554 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19555 in registers for -m32 only if stdarg_p (fntype).
19557 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19559 PR rtl-optimization/36006
19560 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19561 temp to op0 in order to avoid invalid rtx sharing.
19563 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19565 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19566 check TREE_INVARIANT.
19567 * tree-gimple.c (is_gimple_address): New.
19568 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19569 * tree-gimple.h (is_gimple_address): New.
19570 * tree.h (decl_address_invariant_p): New.
19571 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19572 (build_string): Likewise.
19573 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19574 (tree_invariant_p_1): Likewise.
19575 (save_expr): Use it.
19576 (tree_invariant_p): New.
19577 (skip_simple_arithmetic): Use it.
19578 (stabilize_reference_1): Use it.
19579 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19581 (build1_stat): Drop code to compute TREE_INVARIANT.
19582 (build2_stat): Drop code to compute TREE_INVARIANT.
19583 (build3_stat): Drop code to compute TREE_INVARIANT.
19584 (build4_stat): Drop code to compute TREE_INVARIANT.
19585 (build5_stat): Drop code to compute TREE_INVARIANT.
19586 (build7_stat): Drop code to compute TREE_INVARIANT.
19587 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19588 * tree.h (struct tree_base): Remove invariant_flag.
19589 (TREE_INVARIANT): Remove.
19590 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19591 (fold_builtin_expect): Check TREE_CONSTANT.
19592 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19593 * c-tree.h (c_expr_to_decl): Drop third parameter.
19594 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19595 (build_c_cast): Don't set TREE_INVARIANT.
19596 (pop_init_level): Don't set TREE_INVARIANT.
19597 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19598 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19600 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19601 (gimplify_addr_expr): Adjust comment.
19602 * tree-mudflap.c (mf_build_string):
19603 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19604 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19605 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19606 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19607 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19608 * langhooks.h (struct lang_hooks): Drop third parameter from
19611 2008-04-23 Richard Guenther <rguenther@suse.de>
19613 PR tree-optimization/27799
19614 PR tree-optimization/32921
19615 PR tree-optimization/32624
19616 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19617 SMTs aliases and the tag itself into the solution.
19618 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19619 merge the points-to solution back into the SMT aliases.
19620 (may_alias_p): Use alias_set_subset_of instead of
19621 aliases_conflict_p. A pointer which points to
19622 memory with alias set zero may access any variable.
19624 2008-04-23 Richard Guenther <rguenther@suse.de>
19626 * alias.c (alias_set_subset_of): Correctly handle asking
19627 if zero is a subset of an alias set with zero child.
19628 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19629 (compute_flow_insensitive_aliasing): Correctly walk all
19630 pointers. Do not unnecessarily union sets.
19632 2008-04-23 Richard Guenther <rguenther@suse.de>
19634 PR middle-end/36021
19635 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19637 2008-04-22 Tomas Bily <tbily@suse.cz>
19639 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19641 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19643 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19644 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19645 * tree-inline.c (estimate_num_insns_1): Likewise.
19646 * varasm.c (const_hash_1, compare_constant, copy_constant)
19647 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19648 * emit-rtl.c (component_ref_for_mem_expr)
19649 (set_mem_attributes_minus_bitpos): Likewise.
19650 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19651 (is_aligning_offset): Likewise.
19652 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19653 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19654 * dojump.c (do_jump): Likewise.
19655 * builtins.c (get_pointer_alignment, get_memory_rtx)
19656 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19657 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19659 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19661 PR rtl-optimization/36017
19662 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19663 expanding the library call.
19665 2008-04-22 Ian Lance Taylor <iant@google.com>
19667 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19668 than size_in_bytes.
19670 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19672 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19673 of LR/CTR moves for Power6.
19675 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19677 PR middle-end/36003
19678 * passes.c (init_optimization_passes): Remove
19679 pass_fast_rtl_byte_dce.
19681 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19684 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19685 builtin functions to generate faster code.
19686 (_mm_cvtpu16_ps): Ditto.
19687 (_mm_cvtpi32x2_ps): Ditto.
19689 2008-04-22 Nick Clifton <nickc@redhat.com>
19691 * common.opt (ftree-loop-distribution): Add Optimization
19694 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19695 (frv_expand_builtin_va_start): Likewise.
19697 * config/arm/arm.c (thumb_find_work_register): Fix location of
19698 argument register count.
19700 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19702 Support scheduling for ColdFire V1 and V3 microarchitecture.
19703 Improve scheduling of multiplication instructions.
19705 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19706 (mac): New instruction attribute.
19707 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19708 (m68k_sched_mac): New variable.
19709 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19710 Handle cfv1 and cfv3.
19711 (max_insn_size): New static variable.
19712 (struct _sched_ib): New type.
19713 (sched_ib): New static variable.
19714 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19715 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19716 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19718 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19719 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19720 new variables. Update.
19721 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19722 Add modeling of cfv3 instruction buffer. Update.
19723 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19724 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19725 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19726 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19727 a particular reservation applies to.
19728 (type2): Reorganize attribute values. Rename alu to alu_reg,
19729 alu_l to alu, move_l to omove. Join move to alu. Split mul
19730 to mul_l and mul_w.
19731 (cf_ib_*): Simplify description of instruction buffer.
19732 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19733 (cf_mem): Split into cf_mem1 and cf_mem2.
19734 (cf_v2_move_??): Rename to cfv12_alu_??.
19735 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19736 (cf_v2_mul_??): Remove reservations.
19737 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19738 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19739 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19741 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19742 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19743 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19744 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19745 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19746 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19747 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19748 expansions of the above reservations for instructions of sizes
19751 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19753 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19755 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19757 * coverage.c: Include tree-pass.h.
19758 (coverage_counter_alloc): Print da_file_name to the dump file.
19760 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19762 * sbitmap.c (sbitmap_range_empty_p): New function.
19763 * sbitmap.h (sbitmap_range_empty_p): New function.
19764 * bitmap.h: Now includes obstack.h.
19766 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19767 Kenneth Zadeck <zadeck@naturalbridge.com>
19769 * dbgcnt.def (ra_byte_scan): Added.
19770 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19771 when the last hit happens for a counter.
19772 * timevar.def (TV_DF_BYTE_LR): New variable.
19773 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19774 * passes.c (pass_fast_rtl_byte_dce): New pass.
19775 * fwprop.c (update_df): Added mode to call df_ref_create.
19776 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19777 DF_REF_EXTRACT_OFFSET.
19778 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19779 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19781 (df_ref_extract): Added mode field.
19782 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19783 DF_REF_EXTRACT_OFFSET.
19784 (DF_REF_EXTRACT_MODE): New macro.
19785 (df_byte_lr_bb_info): New structure.
19786 (df_print_byte_regset, df_compute_accessed_bytes,
19787 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19788 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19789 df_byte_lr_simulate_uses,
19790 df_byte_lr_simulate_artificial_refs_at_top,
19791 df_byte_lr_simulate_artificial_refs_at_end,
19792 df_compute_accessed_bytes): New function.
19793 (df_ref_create): Add parameter.
19794 (df_byte_lr_get_bb_info): New inline function.
19795 * df-scan.c (df_ref_record, df_uses_record,
19796 df_ref_create_structure): Added mode parameter.
19797 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19798 df_defs_record, df_uses_record, df_get_conditional_uses,
19799 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19800 df_entry_block_defs_collect, df_exit_block_uses_collect):
19801 Added mode parameter to calls to df_ref_record, df_uses_record,
19802 df_ref_create_structure.
19803 (df_ref_equal_p, df_ref_compare): Added test for modes.
19804 (df_ref_create_structure): Added code to set mode. Renamed
19805 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19806 DF_REF_EXTRACT_OFFSET.
19807 * df-core.c (df_print_byte_regset): New function.
19808 * df-byte-scan.c: New file.
19809 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19810 calls to BITMAP_FREE.
19811 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19812 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19813 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19814 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19815 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19816 df_byte_lr_local_compute, df_byte_lr_init,
19817 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19818 df_byte_lr_transfer_function, df_byte_lr_free,
19819 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19820 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19821 df_byte_lr_simulate_uses,
19822 df_byte_lr_simulate_artificial_refs_at_top,
19823 df_byte_lr_simulate_artificial_refs_at_end): New function.
19824 * dce.c (byte_dce_process_block): New function.
19825 (dce_process_block): au is now passed in rather than computed
19826 locally. Changed loops that look at artificial defs to not look
19827 for conditional or partial ones, because there never are any.
19828 (fast_dce): Now is able to drive byte_dce_process_block or
19829 dce_process_block depending on the kind of dce being done.
19830 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19831 (rest_of_handle_fast_byte_dce): New function.
19832 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19833 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19835 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19838 * gcc.h: Added fortran options that take arguments to
19839 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19842 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19844 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19845 scalarization if on the LHS and not a full access.
19847 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19849 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19851 2008-04-18 Rafael Espíndola <espindola@google.com>
19853 * tree-vrp.c (find_case_label_index): Fix the binary search.
19854 (find_case_label_range): New.
19855 (vrp_visit_switch_stmt): Use find_case_label_range.
19856 (simplify_switch_using_ranges): Use find_case_label_range.
19858 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19860 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19861 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19863 2008-04-18 Tom Tromey <tromey@redhat.com>
19866 * doc/cpp.texi (Implementation-defined behavior): Mention
19869 2008-04-18 Ian Lance Taylor <iant@google.com>
19871 * fold-const.c (pointer_may_wrap_p): New static function.
19872 (fold_comparison): Add another test for pointer overflow. Use
19873 pointer_may_wrap_p to disable some false positives.
19875 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19877 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19878 (fname_as_string): Match updated cpp_interpret_string prototype.
19879 (fix_string_type): Support char16_t* and char32_t*.
19880 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19881 derivative) nodes. Register as builtin if C++0x.
19882 (c_parse_error): Support CPP_CHAR{16,32}.
19883 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19884 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19885 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19886 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19887 CTI_CHAR32_ARRAY_TYPE>: New elements.
19888 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19889 char32_type_node, signed_char32_type_node, char16_array_type_node,
19890 char32_array_type_node): New defines.
19891 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19892 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19893 (lex_string): Support CPP_STRING{16,32}, match updated
19894 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19895 (lex_charconst): Support CPP_CHAR{16,32}.
19896 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19897 and CPP_STRING{16,32}.
19899 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19902 * aclocal.m4: Regenerate.
19903 * configure: Regenerate.
19905 2008-04-18 Jan Hubicka <jh@suse.cz>
19907 * except.c (dw2_size_of_call_site_table,
19908 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19910 * cgraphbuild.c (build_cgraph_edges): Update.
19911 * tree-pass.h: Update comment.
19912 * final.c (leaf_function_p): Update.
19913 (leaf_renumber_regs): Update.
19914 (rest_of_clean_state): Update.
19915 * omp-low.c (expand_omp_parallel): Update.
19916 * ipa-reference.c (analyze_function): Update.
19917 * reorg.c (find_end_label): Update.
19918 (optimize_skip): Update.
19919 (fill_simple_delay_slots): Update.
19920 (fill_simple_delay_slots): Update.
19921 (make_return_insns): Update.
19922 (dbr_schedule): Update.
19923 * gimple-low.c (record_vars_into): Update.
19924 * cfgbuild.c (make_edges): Update.
19925 * function.c (assign_stack_local): Update.
19926 (assign_parm_adjust_stack_rtl): Update.
19927 (locate_and_pad_parm): Update.
19928 (allocate_struct_function): Do not initialize stack_alignment_needed
19929 and preferred_stack_boundary here.
19930 (stack_protect_prologue): Update.
19931 (stack_protect_epilogue): Update.
19932 (expand_function_start): Initialize stack_alignment_needed,
19933 preferred_stack_boundary and max_jumptable_ents.
19934 (expand_function_end): Update.
19935 (free_after_compilation): Do not NULLify epilogue_delay_list.
19936 * function.h (struct rtl_data): Add stack_protect_guard,
19937 stack_alignment_needed,
19938 preferred_stack_boundary, epilogue_delay_list.
19939 (struct function): Remove value_histograms, stack_alignment_needed,
19940 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19942 unexpanded_var_list, stack_protect_guard.
19943 (current_function_epilogue_delay_list): Remove.
19944 * ipa-type-escape.c (analyze_function): Update.
19945 * gimplify.c (pop_gimplify_context): Update comment.
19946 * calls.c (expand_call): Update.
19947 (emit_library_call_value_1): Update.
19948 * except.c (set_nothrow_function_flags): Update.
19949 * cfgexpand.c (get_decl_align_unit): Update.
19950 (create_stack_guard): Update.
19951 (estimated_stack_frame_size): Update.
19952 (expand_used_vars): Update.
19953 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19954 * explow.c (allocate_dynamic_stack_space): Update.
19955 * tree-ssa-live.c (remove_unused_locals): Update.
19956 * varasm.c (mark_constant_pool): Update.
19957 * tree-inline.c (remap_decls): Update.
19958 (initialize_cfun): Update.
19959 (declare_return_variable): Update.
19960 (inline_forbidden_p): Update.
19961 (expand_call_inline): Update.
19962 (declare_inline_vars): Update.
19963 (tree_function_versioning): Update.
19964 * tree-flow.h (value_histograms): New.
19965 (VALUE_HISTOGRAMS): New macro.
19966 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19968 * tree-cfg.c (set_bb_for_stmt): Update.
19969 (replace_by_duplicate_decl): Update.
19970 (move_block_to_fn): Update.
19971 (new_label_mapper): Update.
19972 (dump_function_to_file): Update.
19973 * ipa-struct-reorg.c (build_data_structure): Update.
19974 * cfgrtl.c (print_rtl_with_bb): Update.
19975 * reload1.c (reload): Update.
19977 * config/i386/i386.c (setup_incoming_varargs_64,
19978 ix86_compute_frame_layout): Update.
19979 * config/arc/arc.c (arc_output_function_epilogue): Update.
19981 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19983 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19984 for FreeBSD as well.
19985 * gthr-posix95.h: Likewise.
19987 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19989 PR rtl-optimization/35838
19990 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19991 out the byte offset of the first subreg.
19993 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19995 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19996 to split_ti instead of three separate calls with single member arrays.
19997 (subti3 splitter): Ditto.
19998 (adddi3 splitter): Ditto with split_di.
19999 (subdi3 splitter): Ditto.
20000 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20001 two separate calls with single member arrays. Swap match_dup
20002 operands 1 and 2 to better fit into the array.
20003 (negdi2 splitter): Ditto with split_di.
20004 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20005 two separate calls with single member arrays. Swap match_dup operands
20006 6 and 7 to better fit into the array.
20008 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20010 * config/i386/i386.c (sse_builtin_type): New.
20011 (bdesc_sse_args): Likewise.
20012 (bdesc_sse_3arg): Removed.
20013 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20014 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20015 IX86_BUILTIN_ROUNDPS.
20016 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20017 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20018 IX86_BUILTIN_ROUNDPS.
20019 (ix86_expand_sse_4_operands_builtin): Removed.
20020 (ix86_expand_sse_operands_builtin): New.
20021 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20022 and CODE_FOR_sse4_1_roundps.
20023 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20024 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20026 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20029 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20030 regs before frame pop when needed. If use_backchain_to_restore_sp
20031 then load backchain into a temp reg to restore vr and vrsave. Add
20032 code to restore vr after frame pop if possible.
20034 2008-04-17 Richard Guenther <rguenther@suse.de>
20036 * tree-vn.c (expressions_equal_p): Do not check type
20037 equality or compatibility before calling operand_equal_p.
20038 * fold-const.c (operand_equal_p): Check equivalence of
20039 integer constants before bailing out due to signedness or
20040 precision differences.
20041 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20042 spurious differences in type qualification. Ignore types
20043 for COMPONENT_REFs at all.
20045 2008-04-17 Christian Bruel <christian.bruel@st.com>
20047 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20048 msw_skip comparison.
20050 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20053 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20056 PR tree-optimization/35899
20057 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20058 rather than TREE_OPERAND.
20060 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20063 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20064 temporary registers. Change operand predicate to general_operand.
20065 (remainderxf3): Ditto.
20067 2008-04-16 Richard Guenther <rguenther@suse.de>
20069 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20070 * tree-affine.c (aff_combination_expand): Look through some
20073 2008-04-15 Doug Kwan <dougkwan@google.com>
20075 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20077 * tree-pretty-print.c (dump_generic_node): Ditto.
20078 * final.c (output_addr_const): Ditto.
20079 * dwarf2out.c (output_cfi): Ditto.
20080 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20081 * print-rtl.c (print_rtx): Ditto.
20082 * print-tree.c (print_node_brief, print_node): Ditto.
20083 * c-common.c (match_case_to_enum_1): Ditto.
20084 * sched-vis.c (print_value): Ditto.
20085 * config/i386/i386.c (print_operand): Cast to long unsigned int
20088 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20089 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20090 MS Windows VirtualProtect function.
20092 2008-04-15 Jan Hubicka <jh@suse.cz>
20094 * gengtype.c (write_root): Param_is argument is OK.
20095 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20096 * function.h: Include varray.h
20097 (rtl_eh): New stucture based on except.c one.
20098 (call_site_record): New forward declaration and vector type.
20099 * calls.c (emit_call_1): Do not call
20100 note_current_region_may_contain_throw.
20101 * except.c (eh_status): Remove cur_region, try_region since they are
20103 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20104 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20105 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20106 Remove call_site_data_used, call_site_data_size.
20107 Turn call_site_record into vector in function.h.
20108 (note_current_region_may_contain_throw): Remove.
20109 (get_exception_pointer, get_exception_filter): Do not take struct
20110 function argument; update.
20111 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20112 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20113 build_post_landing_pads, dw2_build_landing_pads,
20114 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20115 sjlj_emit_function_enter, sjlj_emit_function_enter,
20116 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20117 sjlj_build_landing_pads, finish_eh_generation,
20118 remove_exception_handler_label, remove_eh_handler,
20119 maybe_remove_eh_handler, add_reachable_handler,
20120 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20121 add_action_record, collect_one_action_chain, add_call_site,
20122 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20123 sjlj_output_call_site_table, output_function_exception_table,
20124 * except.h (note_current_region_may_contain_throw): Remove
20125 (get_exception_pointer, get_exception_filter): Do not take struct
20127 * Makefile.in (GTFILES): Put varargs before struct function.
20129 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20131 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20132 punt for STRING_CST.
20133 (get_constraint_for): Deal with STRING_CST here instead.
20135 2008-04-15 Richard Guenther <rguenther@suse.de>
20137 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20138 statements in a basic-block with a backward walk. Do not
20139 substitute into dead statements but instead remove those.
20141 2008-04-15 Richard Guenther <rguenther@suse.de>
20143 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20144 to zero, thus disable creation of SFTs.
20146 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20148 * tree-predcom.c (suitable_reference_p): Return false if the
20149 reference can throw.
20151 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20154 * c-decl.c (finish_decl): If extern or static var has variable
20155 size, set TREE_TYPE (decl) to error_mark_node.
20157 2008-04-15 Rafael Espíndola <espindola@google.com>
20159 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20162 2008-04-15 Richard Guenther <rguenther@suse.de>
20164 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20165 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20166 (visit_reference_op_load): Do walk vuse-vdef chains on
20167 vn_reference_lookup.
20168 (visit_reference_op_store): But do not here.
20169 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20170 vn_reference_lookup.
20171 (vn_lookup_with_vuses): But do so here.
20173 2008-04-14 Ian Lance Taylor <iant@google.com>
20175 * fold-const.c (fold_overflow_warning): Remove assertion.
20177 2008-04-15 Ben Elliston <bje@au.ibm.com>
20179 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20180 temp1 local variables.
20182 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20185 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20186 ".text.unlikely" section as executable.
20188 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20190 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20191 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20192 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20193 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20194 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20195 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20196 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20198 2008-04-14 Ian Lance Taylor <iant@google.com>
20200 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20201 * fold-const.c (fold_comparison): If appropriate, test
20202 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20203 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20204 reassociating a pointer type.
20205 * doc/invoke.texi (Optimize Options): Document that
20206 -fstrict-overflow applies to pointer wraparound.
20208 2008-04-13 Jan Hubicka <jh@suse.cz>
20210 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20212 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20214 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20215 we are going to "save the world".
20217 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20219 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20220 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20221 operand 0 constraint, not "=".
20223 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20225 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20227 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20229 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20230 of size of positions_needed * CHAR_BIT.
20232 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20234 PR middle-end/35897
20235 * dse.c (store_info): Change positions_needed to unsigned
20237 (lowpart_bitmask): New.
20238 (record_store): Cast to unsigned HOST_WIDE_INT for
20239 positions_needed. Assert width <= size of positions_needed *
20240 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20241 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20242 lowpart_bitmask to set mask.
20244 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20246 * config/bfin/constraints.md: New file.
20247 * config/bfin/bfin.md: Include it.
20248 (adddi3): Use satisfies_constraint functions instead of the old macros.
20249 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20250 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20251 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20252 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20253 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20254 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20255 EXTRA_CONSTRAINT): Delete.
20256 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20257 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20259 * config/bfin/bfin.c: Include "tm-constrs.h".
20260 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20261 Use satisfies_constraint functions instead of the old macros.
20262 * doc/md.texi (Blackfin Constraints): Update file name reference.
20264 2008-04-11 Richard Guenther <rguenther@suse.de>
20266 PR tree-optimization/35869
20267 * tree-vrp.c (execute_vrp): Move switch statement update after
20268 jump threading. Schedule another cfg cleanup run.
20270 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20273 * attribs.c (decl_attributes): Return early on errorneous node.
20275 2008-04-10 Oleg Ryjkov <olegr@google.com>
20277 * tree.h (struct tree_base): Added a new flag default_def_flag.
20278 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20280 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20282 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20284 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20287 * pa.md: Define mode iterator P. Define mode attribute dwc.
20288 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20289 (icacheflush): Likewise.
20290 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20291 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20293 2008-04-11 Ben Elliston <bje@au.ibm.com>
20295 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20297 2008-04-10 Rafael Espíndola <espindola@google.com>
20299 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20300 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20301 (extract_range_from_expr): The same.
20303 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20305 * config/mips/mips.md (GPR2): New mode iterator.
20306 (seq): Add comment.
20307 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20308 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20309 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20310 Rewrite these to take two modes, the mode of comparison and the
20311 mode of the destination.
20312 * config/mips/mips.c (mips_expand_scc): Instead of having
20313 paradoxical subreg as destination, expand "narrowing" scc if mode
20314 of comparison is SI and target is requested in DI mode.
20315 (mips_emit_int_order_test): Update comment. Make mode of
20316 comparison match CMP0 rather than TARGET. When creating inverse
20317 target use mode of TARGET.
20319 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20321 * gcov-dump.c (tag_summary): Only print summaries for the first
20322 GCOV_COUNTERS_SUMMABLE counters.
20324 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20326 * config/i386/i386.md (absneg): New code iterator.
20327 (absnegprefix): New code attribute.
20328 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20329 patterns using absneg code iterator.
20330 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20331 using absneg code iterator.
20332 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20333 *neg<mode>2 patterns using absneg code iterator.
20334 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20335 *negextendsfdf2 patterns using absneg code iterator.
20336 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20337 *negextendsfxf2 patterns using absneg code iterator.
20338 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20339 *negextendsfdf2 patterns using absneg code iterator.
20340 * config/i386/sse.md (<code><mode>2): Macroize expander from
20341 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20343 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20345 * config/s390/s390.h: Remove the remains of the recent search
20346 & replace action of current_function_outgoing_args_size.
20348 2008-04-10 Ira Rosen <irar@il.ibm.com>
20350 PR tree-optimization/35821
20351 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20352 NEW_STMT_LIST is not NULL.
20354 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20357 * toplev.c (process_options): Remove -ffunction-sections debugging
20360 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20362 PR middle-end/PR28690
20363 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20364 than gen_rtx_fmt_ee to perform more canonicalizations.
20366 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20369 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20371 2008-04-09 Richard Guenther <rguenther@suse.de>
20373 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20374 (dump_function_to_file): Dump function arguments with types.
20376 2008-04-08 Richard Guenther <rguenther@suse.de>
20378 * fold-const.c (fold_widened_comparison): Do not allow
20379 sign-changes that change the result.
20381 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20384 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20385 kinds of indirect references.
20387 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20389 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20390 GNU Fortran language string.
20392 2008-04-08 Rafael Espíndola <espindola@google.com>
20394 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20395 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20396 * tree.h (tree_call_nonnegative_warnv_p): New.
20398 2008-04-08 Jan Hubicka <jh@suse.cz>
20400 * function.c (free_after_compilation): Clear out regno_reg_rtx
20403 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20406 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20408 PR middle-end/PR28690
20409 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20410 same precedence as REG_POINTER and MEM_POINTER operands.
20412 2008-04-08 Richard Guenther <rguenther@suse.de>
20414 PR middle-end/35834
20415 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20416 for adding index to base.
20418 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20420 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20421 (MINGW_ENABLE_EXECUTE_STACK): New.
20422 (IN_LIBGCC2): For libgcc include windows.h file for
20423 function declarations.
20425 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20427 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20428 and tem2 if tem1 is not a REG or MULT.
20430 2008-04-08 Jan Hubicka <jh@suse.cz>
20432 * function.h (incomming_args): Break out of struct function.
20433 (function_subsections): Break out of struct function.
20434 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20435 return_rtx and hard_reg_initial_vals from struct function.
20436 Kill inl_max_label_num.
20437 (current_function_pops_args, current_function_args_info,
20438 current_function_args_size, current_function_args_size,
20439 current_function_pretend_args_size,
20440 current_function_outgoing_args_size,
20441 current_function_internal_arg_pointer, current_function_return_rtx):
20442 Kill compatibility accestor macros.
20443 * builtins.c (expand_builtin_apply_args_1): Update.
20444 (expand_builtin_next_arg): Update.
20445 * df-scan.c (df_get_call_refs): Update.
20446 * dbxout.c (dbxout_function_end): Update.
20447 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20448 (output_line_info): Update.
20449 (secname_for_decl): Update.
20450 (dwarf2out_var_location): Update.
20451 * function.c (free_after_compilation): Update.
20452 (assign_parm_find_stack_rtl): Update.
20453 (assign_parms): Update.
20454 (expand_dummy_function_end): Update.
20455 (expand_function_end): Update.
20456 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20457 (expand_call): Update.
20458 (emit_library_call_value_1): Update.
20459 (store_one_arg): Update.
20460 * varasm.c (initialize_cold_section_name): Update.
20461 (unlikely_text_section): Update.
20462 (unlikely_text_section_p): Update.
20463 (assemble_start_function): Update.
20464 (assemble_end_function): Update.
20465 (default_section_type_flags): Update.
20466 (switch_to_section): Update.
20467 * integrate.c (set_decl_abstract_flags): Update.
20468 (get_hard_reg_initial_val): Update.
20469 (has_hard_reg_initial_val): Update.
20470 (allocate_initial_values): Update.
20471 * resource.c (init_resource_info): Update.
20472 * config/alpha/alpha.c (NUM_ARGS): Update.
20473 (direct_return): Update.
20474 (alpha_va_start): Update.
20475 (alpha_sa_size): Update.
20476 (alpha_initial_elimination_offset): Update.
20477 (alpha_expand_prologue): Update.
20478 (alpha_start_function): Update.
20479 (alpha_expand_epilogue): Update.
20480 (unicosmk_initial_elimination_offset):
20481 * config/alpha/alpha.md (call expander): Update.
20482 * config/s390/s390.c (s390_register_info): Update.
20483 (s390_register_info): Update.
20484 (s390_frame_info): Update.
20485 (s390_initial_elimination_offset): Update.
20486 (s390_build_builtin_va_list): Update.
20487 (s390_va_start): Update.
20488 * config/spu/spu.c (direct_return): Update.
20489 (spu_expand_prologue): Update.
20490 (spu_initial_elimination_offset): Update.
20491 (spu_build_builtin_va_list): Update.
20492 (spu_va_start): Update.
20493 * config/sparc/sparc.c (sparc_init_modes): Update.
20494 (sparc_compute_frame_size): Update.
20495 (function_value): Update.
20496 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20497 * config/i386/i386.md (return expander): Update.
20498 * config/i386/i386.c (ix86_va_start): Update.
20499 (ix86_can_use_return_insn_p): Update.
20500 (ix86_compute_frame_layout): Update.
20501 (ix86_expand_epilogue): Update.
20502 * config/sh/sh.c (output_stack_adjust): Update.
20503 (calc_live_regs): Update.
20504 (sh_expand_prologue): Update.
20505 (sh_builtin_saveregs): Update.
20506 (sh_va_start): Update.
20507 (initial_elimination_offset): Update.
20508 (sh_allocate_initial_value): Update.
20509 (sh_function_ok_for_sibcall): Update.
20510 (sh_get_pr_initial_val): Update.
20511 * config/sh/sh.md (return expander): Update.
20512 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20513 * config/crx/crx.c (crx_compute_frame): UPdate.
20514 (crx_initial_elimination_offset): UPdate.
20515 * config/xtensa/xtensa.c (compute_frame_size): Update
20516 (xtensa_builtin_saveregs): Update.
20517 (xtensa_va_start): Update.
20518 (order_regs_for_local_alloc): Update.
20519 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20520 (xstormy16_expand_builtin_va_start): Update.
20521 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20522 * config/m68hc11/m68hc11.md (return expanders): Update.
20523 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20524 (expand_epilogue): Update.
20525 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20526 (cris_simple_epilogue): Update.
20527 (cris_expand_prologue): Update.
20528 (cris_expand_epilogue): Update.
20529 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20530 (compute_frame_size): Update.
20531 * config/mt/mt.c (mt_compute_frame_size): Update.
20532 * config/mn10300/mn10300.c (expand_prologue): Update.
20533 (expand_epilogue): Update.
20534 (initial_offset): Update.
20535 (mn10300_builtin_saveregs):
20536 * config/mn10300/mn10300.md (return expander): Update.
20537 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20538 (ia64_initial_elimination_offset): Update.
20539 (ia64_initial_elimination_offset): Update.
20540 (ia64_expand_prologue): Update.
20541 * config/m68k/m68k.md (return expander): Update.
20542 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20543 (rs6000_stack_info): Update.
20544 * config/mcore/mcore.c (layout_mcore_frame): Update.
20545 (mcore_expand_prolog): Update.
20546 * config/arc/arc.c (arc_compute_frame_size): Update.
20547 * config/score/score3.c (score3_compute_frame_size): Update.
20548 * config/score/score7.c (score7_compute_frame_size): Update.
20549 * config/arm/arm.c (use_return_insn): Update.
20550 (thumb_find_work_register): Update.
20551 (arm_compute_save_reg_mask): Update.
20552 (arm_output_function_prologue): Update.
20553 (arm_output_epilogue): Update.
20554 (arm_size_return_regs): Update.
20555 (arm_get_frame_offsets): Update.
20556 (arm_expand_prologue): Update.
20557 (thumb_exit): Update.
20558 (thumb_unexpanded_epilogue): Update.
20559 (thumb1_output_function_prologue): Update.
20560 * config/pa/pa.md (return expander): Update.
20561 * config/pa/pa.c (compute_frame_size): Update.
20562 (hppa_builtin_saveregs): Update.
20563 * config/mips/mips.c (mips_va_start): Update.
20564 (mips16_build_function_stub): Update.
20565 (mips_compute_frame_info): Update.
20566 (mips_restore_gp): Update.
20567 (mips_output_function_prologue): Update.
20568 (mips_expand_prologue): Update.
20569 * config/v850/v850.c (compute_frame_size): Update.
20570 (expand_prologue): * config/mmix/mmix.c (along): update.
20571 (mmix_initial_elimination_offset): update.
20572 (mmix_reorg): update.
20573 (mmix_use_simple_return): update.
20574 (mmix_expand_prologue): update.
20575 (mmix_expand_epilogue): Update.
20576 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20577 (emit_link_insn): Update.
20579 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20581 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20582 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20584 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20587 2008-04-07 Jan Hubicka <jh@suse.cz>
20589 * function.h (rtl): Rename to x_rtl.
20590 (crtl): New define.
20591 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20592 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20593 used_temp_slots avail_temp_slots, temp_slot_level,
20594 nonlocal_goto_handler_labels): Update accesstors.
20595 (rtl): New global variable.
20596 (struct function): Move some fileds to rtl_data.
20597 (get_arg_pointer_save_area): Update prototype.
20598 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20599 get_arg_pointer_save_area.
20600 * expr.c (init_expr): Update
20601 * function.c (get_frame_size): Update
20602 (assign_stack_local): Update
20603 (expand_function_end): Update.
20604 (get_art_pointer_save_area): Update
20606 * emit-rtl.c (rtl): Declare.
20607 (regno_reg_rtx): Declare.
20608 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20610 (gen_reg_rtx): Update.
20611 * varasm.c (n_deferred_constatns): Update accestor.
20612 (init_varasm_status): Do not allocate varasm_status.
20613 (force_const_mem, get_pool_size, output_constant_pool): Update.
20614 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20615 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20616 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20617 * sparc/sparc.h (INIT_EXPANDERS): Update.
20618 * ia64/ia64.h (INIT_EXPANDERS): Update.
20620 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20622 * reload.c (push_secondary_reload): Add missing break to for loop.
20624 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20626 PR middle-end/PR28690
20627 * rtlanal.c: Update copyright years.
20628 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20629 as REG_POINTER and MEM_POINTER operands.
20630 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20631 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20632 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20633 * gcse.c: Update copyright years.
20634 (pre_delete): Call gen_reg_rtx_and_attrs.
20635 (hoist_code): Likewise.
20636 (build_store_vectors): Likewise.
20637 (delete_store): Likewise.
20638 * loop-invariant.c (move_invariant_reg): Likewise.
20639 Update copyright years.
20641 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20643 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20644 control string instead of quoted.
20646 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20648 * doc/rtl.texi: Rewrite of subreg section.
20650 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20653 * config/i386/i386.c (legitimize_pic_address): Add treating
20654 of dllimport SYM_REF's.
20655 (legitimize_dllimport_symbol): Add prototype.
20657 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20659 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20660 reference in constructor with non self-referential type.
20662 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20664 Removal of Return with Depressed Stack Pointer support
20665 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20666 (ECF_SP_DEPRESSED): Likewise.
20667 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20668 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20669 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20670 (expand_call): Do not test ECF_SP_DEPRESSED.
20671 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20672 * function.c (keep_stack_depressed): Delete.
20673 (handle_epilogue_set): Likewise.
20674 (update_epilogue_consts): Likewise.
20675 (emit_equiv_load): Likewise.
20676 (thread_prologue_and_epilogue_insns): Remove support for Return with
20677 Depressed Stack Pointer.
20678 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20680 2008-04-06 Richard Guenther <rguenther@suse.de>
20682 PR tree-optimization/35400
20683 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20684 information from SSA_NAMEs.
20686 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20688 * config/avr/avr.h (avr_mega_p): Remove declaration.
20689 (AVR_MEGA): Remove macro.
20690 * config/avr/avr.c (avr_mega_p): Remove variable.
20691 (avr_override_options): Remove inicializion of avr_mega_p.
20692 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20693 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20694 (avr_jump_mode): (Ditto.).
20695 (avr_output_progmem_section_asm_op): (Ditto.).
20696 (avr_asm_init_sections): (Ditto.).
20697 (avr_asm_init_sections): (Ditto.).
20698 (avr_rtx_costs): (Ditto.).
20699 * config/avr/avr.md: (Ditto.).
20700 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20703 2008-04-06 Richard Guenther <rguenther@suse.de>
20705 PR tree-optimization/35842
20706 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20707 is_gimple_invariant_address.
20709 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20711 * gcc.c (default_compilers): Sync Fortran extensions list with
20712 that in fortran/lang-specs.h.
20713 * doc/invoke.texi: Likewise.
20714 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20715 * dwarf2out.c (gen_compile_unit_die): Likewise.
20717 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20719 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20721 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20724 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20725 attribute is used for nested functions.
20727 2008-04-05 Jan Hubicka <jh@suse.cz>
20729 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20731 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20733 (dump_files): Update.
20734 (enable_rtl_dump_file): Do not accept letter argument.
20735 * tree-pass.h (dump_file_info): Remove letter argument.
20736 * toplev.c (decode_d_option): Update -da handling.
20737 * toplev.h (enable_rtl_dump_file): Update prototype.
20738 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20739 it out based on pass type.
20740 (register_dump_files_1): Likewise.
20741 (init_optimization_passes): Update register_one_dump_file calls.
20742 (execute_one_pass): Sanity check that IPA passes are called at IPA
20743 level and RTL passes at RTL level.
20744 (execute_pass_list): IPA pass can not be after or subpass of
20746 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20747 disallov RTL subpasses of IPA subpasses.
20749 2008-04-05 Ben Elliston <bje@au.ibm.com>
20751 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20752 builtins that return exactly once and do not throw. Cache call to
20755 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20757 PR rtl-optimization/34916
20758 PR middle-end/35519
20759 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20760 between instruction pairs.
20762 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20764 * doc/invoke.texi: Document -mbitops for SH.
20765 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20766 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20767 * config/sh/sh.c (print_operand): Add %t operand code.
20768 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20769 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20770 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20771 (extendqihi2): Likewise.
20772 (movqi_i): Likewise.
20773 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20774 (extv): Use bld instruction for SH2A if possible.
20776 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20777 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20778 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20779 (bset.b, bclr.b): Define peepholes.
20780 * config/sh/sh.opt (mbitops): New option.
20782 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20785 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20786 and view convert expression.
20788 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20791 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20793 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20795 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20797 * config/i386/cpuid.h (bit_AES): New.
20798 (bit_PCLMUL): Likewise.
20800 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20801 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20802 SSE2 if AES or PCLMUL is enabled.
20803 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20804 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20805 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20806 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20807 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20808 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20809 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20810 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20811 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20812 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20813 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20814 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20815 __builtin_ia32_aeskeygenassist128 and
20816 __builtin_ia32_pclmulqdq128.
20817 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20818 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20819 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20821 * config/i386/i386.h (TARGET_AES): New.
20822 (TARGET_PCLMUL): Likewise.
20823 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20825 * config/i386/i386.md (UNSPEC_AESENC): New.
20826 (UNSPEC_AESENCLAST): Likewise.
20827 (UNSPEC_AESDEC): Likewise.
20828 (UNSPEC_AESDECLAST): Likewise.
20829 (UNSPEC_AESIMC): Likewise.
20830 (UNSPEC_AESKEYGENASSIST): Likewise.
20831 (UNSPEC_PCLMUL): Likewise.
20833 * config/i386/i386.opt (maes): New.
20834 (mpclmul): Likewise.
20836 * config/i386/sse.md (aesenc): New pattern.
20837 (aesenclast): Likewise.
20838 (aesdec): Likewise.
20839 (aesdeclast): Likewise.
20840 (aesimc): Likewise.
20841 (aeskeygenassist): Likewise.
20842 (pclmulqdq): Likewise.
20844 * config/i386/wmmintrin.h: New.
20846 * doc/extend.texi: Document AES and PCLMUL built-in function.
20848 * doc/invoke.texi: Document -maes and -mpclmul.
20850 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20852 * function.c (free_after_parsing): Replace with
20853 cxx_push_function_context from C++ front-end.
20854 (allocate_struct_function): Don't call langhook.
20855 * langhooks.h (struct lang_hooks_for_functions): Delete.
20856 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20858 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20859 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20860 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20861 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20862 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20863 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20864 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20866 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20867 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20869 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20872 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20875 2008-04-04 Richard Guenther <rguenther@suse.de>
20877 PR middle-end/35823
20878 * fold-const.c (optimize_minmax_comparison): Use the correct
20879 type for the constant in the simplified comparison.
20881 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20883 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20884 Pass L2 size as "--param l2-cache-size" to the compiler.
20885 (decode_l2_cache): New function to decode L2 cache parameters using
20886 0x8000006 extended cpuid function.
20887 (detect_caches_amd): Determine parameters of L2 cache using
20888 decode_l2_caches function.
20889 (decode_caches_intel): Decode L2 cache parameters.
20890 (detect_caches_intel): Determine L2 cache parameters using
20891 decode_caches_intel and decode_l2_caches functions.
20893 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20895 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20896 secondary input reload for subword loads from the constant pool.
20898 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20901 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20902 constants of the appropriate size for runtime calculations.
20905 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20906 decimal-float literal constant zero.
20908 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20911 * c-parser.c (c_parser_omp_atomic): Call
20912 default_function_array_conversion on the RHS.
20914 PR middle-end/35818
20915 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20916 call is_variable_sized if decl has incomplete type.
20918 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20920 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20922 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20924 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20926 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20927 (sgt<u>): Merge sgt and sgtu into new expander.
20928 (sgt, sgtu): Remove expanders.
20929 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20930 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20931 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20932 *sgtu_<mode>_mips16 into new pattern.
20933 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20934 (sge<u>): Merge sge and sgeu into new expander.
20935 (sge, sgeu): Remove expanders.
20936 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20938 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20939 (slt<u>): Merge slt and sltu into new expander.
20940 (slt, sltu): Remove expanders.
20941 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20942 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20943 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20944 *sltu_<mode>_mips16 into new pattern.
20945 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20946 (sle<u>): Merge sle and sleu into new expander.
20947 (sle, sleu): Remove expanders.
20948 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20949 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20950 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20951 *sleu_<mode>_mips16 into new pattern.
20952 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20954 2008-04-03 Jan Hubicka <jh@suse.cz>
20956 PR tree-optimization/35795
20957 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20958 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20959 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20960 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20961 * score/score3.c (score3_output_mi_thunk): Likewise.
20962 * score/score7.c (score7_output_mi_thunk): Likewise.
20963 * mips/mips.c (mips_output_mi_thunk): Likewise.
20965 2008-04-03 Richard Guenther <rguenther@suse.de>
20967 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20968 conversions. Simplify code.
20970 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20972 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20974 2008-04-03 Tom Tromey <tromey@redhat.com>
20975 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20977 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20978 * config/bfin/t-bfin-linux (generated_files): Add
20979 linux-sysroot-suffix.h.
20980 * doc/install.texi (Prerequisites): Require make 3.80.
20981 * doc/sourcebuild.texi (Front End Directory): Document new
20983 * Makefile.in (generated_files): New variable.
20984 (ALL_HOST_OBJS): New variable.
20985 ($(ALL_HOST_OBJS)): New target.
20987 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20989 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20990 (remap_block): Call id->transform_lang_insert_block instead
20992 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20993 Set id.transform_lang_insert_block to NULL.
20994 (clone_body): Move to cp/optimize.c
20995 * tree-inline.h (struct copy_body_data): Change
20996 transform_lang_insert_block to function pointer.
20997 (copy_generic_body, copy_decl_no_change): Export.
20998 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20999 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21000 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21002 * c-tree.h (insert_block): Kill.
21003 * c-decl.c (insert_block): Kill.
21005 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21007 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21008 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21009 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21011 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21012 argument, call {push,pop}_function_context from here.
21013 * c-parser.c: Use c_{push,pop}_function_context.
21015 * function.c (push_function_context_to): Move meat ...
21016 (push_function_context): ... here. Simplify.
21017 * function.c (pop_function_context_from): Move meat ...
21018 (pop_function_context): ... here. Simplify.
21019 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21021 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21022 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21023 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21024 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21026 2008-04-03 Ben Elliston <bje@au.ibm.com>
21028 * expmed.c (extract_force_align_mem_bit_field): Remove.
21030 2008-04-03 Richard Guenther <rguenther@suse.de>
21032 PR middle-end/35800
21033 * expr.h (try_casesi): Adjust prototype.
21034 * expr.c (try_casesi): Take fallback label as extra parameter.
21035 Use that for gen_casesi if default_label is NULL.
21036 * stmt.c (expand_case): Pass fallback label to try_casesi,
21037 make sure to fill gaps with a fallback label if default_label
21040 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21043 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21045 2008-04-03 Ben Elliston <bje@au.ibm.com>
21047 * expmed.c (extract_split_bit_field): Remove if (0) code.
21048 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21049 (do_ds_constraint): Likewise.
21051 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21053 * doc/cppopts.texi (-dU): Document.
21054 * c-common.h (flag_dump_macros): Update comment.
21055 * c-opts.c (handle_OPT_d): Handle -dU.
21056 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21057 dump_queued_macros, cb_used_define, cb_used_undef): New.
21058 (init_pp_output): Handle -dU.
21059 (cb_line_change): Call dump_queued_macros.
21060 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21062 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21064 * config/avr/predicates.md (io_address_operand): New predicate.
21065 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21066 * config/avr/avr.c (avr_io_address_p): Remove function.
21067 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21068 'avr_io_address_p' function.
21069 (out_movhi_r_mr): (Ditto.).
21070 (out_movqi_mr_r): (Ditto.).
21071 (out_movhi_mr_r): (Ditto.).
21072 (avr_address_cost): (Ditto.).
21074 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21076 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21077 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21078 in 32bit mode when XMM registers are available to avoid store
21080 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21081 corresponding post-reload splitters.
21083 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21085 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21086 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21087 __builtin_ia32_roundss.
21088 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21089 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21090 __builtin_ia32_roundss.
21091 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21092 IX86_BUILTIN_SHUFPD here.
21094 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21096 * config/i386/i386.md (plogic): New.
21097 (plogicprefix): Likewise.
21099 * config/i386/mmx.md (mmx_<code><mode>3): New.
21100 (mmx_and<mode>3): Removed.
21101 (mmx_ior<mode>3): Likewise.
21102 (mmx_xor<mode>3): Likewise.
21104 * config/i386/sse.md (<code><mode>3): New.
21105 (*<code><mode>3): Likewise.
21106 (*<code><mode>3): Likewise.
21107 (<code><mode>3): Likewise.
21108 (*sse_<code><mode>3): Likewise.
21109 (*sse2_<code><mode>3): Likewise.
21110 (<code>tf3): Likewise.
21111 (*<code>tf3): Likewise.
21112 (and<mode>3): Likewise.
21113 (*and<mode>3): Likewise.
21114 (ior<mode>3): Removed.
21115 (*ior<mode>3): Likewise.
21116 (xor<mode>3): Likewise.
21117 (*xor<mode>3): Likewise.
21118 (*and<mode>3): Likewise.
21119 (*ior<mode>3): Likewise.
21120 (*xor<mode>3): Likewise.
21121 (and<mode>3): Likewise.
21122 (*sse_and<mode>3): Likewise.
21123 (*sse2_and<mode>3): Likewise.
21124 (andtf3): Likewise.
21125 (*andtf3): Likewise.
21126 (ior<mode>3): Likewise.
21127 (*sse_ior<mode>3): Likewise.
21128 (*sse2_ior<mode>3): Likewise.
21129 (iortf3): Likewise.
21130 (*iortf3): Likewise.
21131 (xor<mode>3): Likewise.
21132 (*sse_xor<mode>3): Likewise.
21133 (*sse2_xor<mode>3): Likewise.
21134 (xortf3): Likewise.
21135 (*xortf3): Likewise.
21137 2008-04-02 Richard Guenther <rguenther@suse.de>
21139 PR tree-optimization/14495
21140 PR tree-optimization/34793
21141 * tree-vrp.c (struct switch_update): New structure.
21142 (to_remove_edges, to_update_switch_stmts): New VECs.
21143 (simplify_switch_using_ranges): New function. Remove not taken
21144 case labels and edges.
21145 (simplify_stmt_using_ranges): Call it.
21146 (identify_jump_threads): Mark edges we have queued for removal
21147 so we don't thread them.
21148 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21150 * tree-cfg.c (group_case_labels): Deal with missing default label.
21151 (tree_verify_flow_info): Allow missing default label.
21152 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21153 (emit_case_nodes): Likewise.
21154 (expand_case): Do not rely on the default label to be present.
21155 * expr.c (try_casesi): Deal with NULL default_label.
21156 (do_tablejump): Likewise.
21158 2008-04-02 Richard Guenther <rguenther@suse.de>
21160 PR tree-optimization/14495
21161 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21162 SWITCH_EXPR here ...
21163 (vrp_visit_switch_stmt): ... but here (new function).
21164 (find_case_label_index): New helper function.
21165 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21167 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21169 * fwprop.c: Fix ISO-C99ism.
21171 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21174 * Makefile.in (objdir): Set it here.
21175 * configure.ac: Not here. Find dynamic linker characteristics.
21176 * exec-tool.in: Use them.
21177 * aclocal.m4: Regenerate.
21178 * configure: Regenerate.
21180 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21182 * expr.c (expand_var): Delete it.
21183 * expr.h (expand_var): Delete prototype.
21184 * function.c (expand_function_start): Use expand_decl instead.
21185 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21188 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21190 PR rtl-optimization/35542
21191 * fwprop.c (forward_propagate_and_simplify): Replace
21192 loc_reg_mentioned_in_p with reg_mentioned_p.
21194 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21196 PR rtl-optimization/35281
21197 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21198 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21199 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21200 (varying_mem_p): Move above propagate_rtx.
21201 (all_uses_available_at): Do not check MEMs.
21203 2008-04-02 Rafael Espíndola <espindola@google.com>
21205 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21206 (register_edge_assert_for_2): Split the cond argument.
21207 (register_edge_assert_for_1): Adjust for the change in
21208 register_edge_assert_for_2.
21209 (register_edge_assert_for): Split the cond argument.
21210 (find_switch_asserts): Adjust for the change in
21211 register_edge_assert_for.
21213 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21215 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21216 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21217 offsets for 64-bit mingw.
21218 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21219 abi for x86_64-pc-mingw.
21221 2008-04-02 Richard Guenther <rguenther@suse.de>
21223 * tree-vrp.c (extract_range_from_assert): Make sure to not
21224 produce range min/max with TREE_OVERFOW set.
21225 If merging a anti-range and a range keep the anti-range if
21226 the range covers all values of the type.
21227 (register_edge_assert_for_2): Only allow sign-changing
21228 conversions in detecting canonical range checks. Also
21229 register an assert for the unsigned name if useful.
21231 PR tree-optimization/35787
21232 * tree-vrp.c (vrp_val_max): New function.
21233 (vrp_val_min): Likewise.
21234 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21235 (vrp_val_is_min): Likewise.
21236 (supports_overflow_infinity): Use vrp_val_{min,max}.
21237 (negative_overflow_infinity): Likewise.
21238 (positive_overflow_infinity): Likewise.
21239 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21240 (is_positive_overflow_infinity): Likewise.
21241 (is_overflow_infinity): Likewise.
21242 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21243 vrp_val_is_{min,max}.
21244 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21245 to ranges if possible. Avoid empty ranges.
21247 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21249 PR middle-end/35705
21250 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21251 the expression is a function address.
21253 2008-04-01 George Helffrich <george@gcc.gnu.org>
21255 PR fortran/35154, fortran/23057
21256 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21257 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21258 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21259 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21261 (dbxout_syms): Check for COMMON-based symbol and wrap in
21262 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21263 in bracket for efficiency.
21265 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21266 using DW_TAG_common_block + member offset.
21267 (add_pubname_string): New function.
21268 (dw_expand_expr): New function to find block name and offset for
21270 (common_check): New function to check whether symbol in Fortran COMMON.
21271 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21273 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21276 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21278 2008-04-02 Ben Elliston <bje@au.ibm.com>
21280 * config/v850/v850.md (casesi): Remove if (0) code.
21281 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21282 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21284 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21286 * config/i386/i386.md (rex64suffix): New mode attribute.
21287 (floathi<mode>2): Disable expander for SSE math.
21288 (*floathi<mode>2_1): New insn insn_and_split pattern.
21289 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21290 corresponding post-reload splitters.
21291 (*floathi<mode>2_i387): New macroized insn pattern.
21292 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21293 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21294 insn_and_split pattern.
21295 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21296 New macroized instruction patterns and corresponding post-reload
21298 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21299 and corresponding post-reload splitters.
21300 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21301 New macroized instruction patterns.
21302 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21303 macroized instruction patterns and corresponding post-reload splitters.
21304 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21305 corresponding post-reload splitters.
21306 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21307 New macroized instruction patterns.
21308 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21309 corresponding post-reload splitters.
21310 (*floatsi<mode>2_i387): New macroized instruction patterns.
21312 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21314 * config/i386/i386.md (smaxmin): New.
21315 (umaxmin): Likewise.
21316 (maxminiprefix): Likewise.
21317 (maxminfprefix): Likewise.
21318 (<code><mode>3): Likewise.
21319 (smin<mode>3): Removed.
21320 (smax<mode>3): Likewise.
21322 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21323 (mmx_<code>v4hi3): Likewise.
21324 (mmx_<code>v8qi3): Likewise.
21325 (mmx_smaxv2sf3): Removed.
21326 (mmx_sminv2sf3): Likewise.
21327 (mmx_umaxv8qi3): Likewise.
21328 (mmx_smaxv4hi3): Likewise.
21329 (mmx_uminv8qi3): Likewise.
21330 (mmx_sminv4hi3): Likewise.
21332 * config/i386/sse.md (<addsub><mode>3): New.
21333 (*<addsub><mode>3): Likewise.
21334 (<sse>_vm<addsub><mode>3): Likewise.
21335 (<maxmin><mode>3): Likewise.
21336 (*<maxmin><mode>3_finite): Likewise.
21337 (*<maxmin><mode>3): Likewise.
21338 (<sse>_vm<maxmin><mode>3): Likewise.
21339 (sse3_h<addsub>v4sf3): Likewise.
21340 (sse3_h<addsub>v2df3): Likewise.
21341 (<maxmin>v16qi3): Likewise.
21342 (*<maxmin>v16qi3): Likewise.
21343 (<maxmin>v8hi3): Likewise.
21344 (*<maxmin>v8hi3): Likewise.
21345 (*sse4_1_<maxmin><mode>3): Likewise.
21346 (*sse4_1_<maxmin><mode>3): Likewise.
21347 (add<mode>3): Removed.
21348 (*add<mode>3): Likewise.
21349 (<sse>_vmadd<mode>3): Likewise.
21350 (sub<mode>3): Likewise.
21351 (*sub<mode>3): Likewise.
21352 (<sse>_vmsub<mode>3): Likewise.
21353 (smin<mode>3): Likewise.
21354 (*smin<mode>3_finite): Likewise.
21355 (*smin<mode>3): Likewise.
21356 (<sse>_vmsmin<mode>3): Likewise.
21357 (smax<mode>3): Likewise.
21358 (*smax<mode>3_finite): Likewise.
21359 (*smax<mode>3): Likewise.
21360 (<sse>_vmsmax<mode>3): Likewise.
21361 (sse3_haddv4sf3): Likewise.
21362 (sse3_haddv2df3): Likewise.
21363 (sse3_hsubv4sf3): Likewise.
21364 (sse3_hsubv2df3): Likewise.
21365 (umaxv16qi3): Likewise.
21366 (*umaxv16qi3): Likewise.
21367 (smaxv8hi3): Likewise.
21368 (*smaxv8hi3): Likewise.
21369 (*sse4_1_smax<mode>3): Likewise.
21370 (*sse4_1_umax<mode>3): Likewise.
21371 (uminv16qi3): Likewise.
21372 (*uminv16qi3): Likewise.
21373 (sminv8hi3): Likewise.
21374 (*sminv8hi3): Likewise.
21375 (*sse4_1_smin<mode>3): Likewise.
21376 (*sse4_1_umin<mode>3): Likewise.
21378 2008-04-01 Rafael Espíndola <espindola@google.com>
21380 * tree-cfg.c (verify_expr): remove in_phi.
21381 (verify_stmt): Don't call walk_tree with verify_expr. Use
21382 is_gimple_min_invariant instead of is_gimple_val.
21384 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21386 * doc/include/gpl_v3.texi: Update for manpage generation.
21387 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21389 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21390 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21391 gpl_v3.texi instead of gpl.texi.
21394 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21397 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21399 2008-04-01 Rafael Espíndola <espindola@google.com>
21401 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21402 (extract_code_and_val_from_cond): Use
21403 extract_code_and_val_from_cond_with_ops.
21405 2008-04-01 Jan Hubicka <jh@suse.cz>
21407 * function.c (free_after_compilation): Free epilogue_delay_list.
21408 (prepare_function_start): Assert that previous compilation was freed.
21410 2008-04-01 Jan Hubicka <jh@suse.cz>
21411 Jim Wilson <wilson@tuliptree.org>
21412 Andreas Tobler <andreast@gcc.gnu.org>
21414 PR middle-end/35781
21415 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21416 rtl.emit instead cfun->emit.
21417 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21418 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21420 2008-04-01 Ben Elliston <bje@au.ibm.com>
21422 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21424 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21426 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21428 (fprofile-use): Add var flag_profile_use
21429 * coverage.c (coverage_begin_output): Do not open a gcno file for
21430 output only if -ftest-coverage is set.
21431 Do not add getpwd() to gcda file path.
21432 (build_gcov_info): Check the new flag
21433 flag_profile_datafile_relative_path.
21434 (coverage_init): Use profile_data_prefix.
21435 Read profile counter only if flag_profile_use is set.
21436 * opts.c (common_handle_option): New option fprofile-use=,
21437 fprofile-dir=, fprofile-generate=.
21438 * toplev.c (profile_data_prefix): New variable definition.
21439 * toplev.h (profile_data_prefix): New declaration.
21440 * doc/invoke.tex (Option Summary, Optimization Options):
21443 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21445 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21446 use tmp consistently.
21449 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21450 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21451 UNSPEC_FR_RECIP_APPROX_RES.
21452 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21454 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21457 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21459 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21461 PR middle-end/30186
21462 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21463 element of the vector via a pointer.
21465 2008-03-31 Ian Lance Taylor <iant@google.com>
21467 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21469 2008-03-31 Jan Hubicka <jh@suse.cz>
21471 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21472 get_arg_pointer_save_area.
21473 * expr.c (init_expr): Just clear out rtl.expr.
21474 * function.c (free_after_compilation): Clear out whole RTL structure.
21475 (get_func_frame_size): Merge into ...
21476 (get_frame_size): ... this one.
21477 (assign_stack_local_1): Merge into ...
21478 (assign_stack_local): ... this one.
21479 (expand_function_end): Update call of get_arg_pointer_save_area.
21480 (get_art_pointer_save_area): Remove cfun argument.
21481 * function.h (emit_status): regno_pointer_align does not need length
21482 attribute. Move x_regno_reg_rtx to ...
21483 (regno_reg_rtx): ... new global array.
21484 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21485 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21486 apply_args_value, forced_labels, stack_pointer_delta):
21488 (struct varasm_status): Move here from varasm.c
21489 (struct rtl_data): New. Move here some fields from struct function.
21490 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21491 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21492 used_temp_slots avail_temp_slots, temp_slot_level,
21493 nonlocal_goto_handler_labels): Update accesstors.
21494 (rtl): New global variable.
21495 (struct function): Move some fileds to rtl_data.
21496 (get_arg_pointer_save_area): Update prototype.
21497 * emit-rtl.c (rtl): Declare.
21498 (regno_reg_rtx): Declare.
21499 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21501 (gen_reg_rtx): Update.
21502 (init_virtual_regs): Do not tate emit_status argument.
21503 (init_emit): Do not allocate emit.
21504 * varasm.c (varasm_statuc): Move to function.h.
21505 (n_deferred_constatns): Update accestor.
21506 (init_varasm_status): Do not allocate varasm_status.
21507 (force_const_mem, get_pool_size, output_constant_pool): Update.
21508 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21509 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21511 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21513 PR rtl-optimization/35729
21514 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21517 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21520 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21521 load/store if memory is unaligned.
21522 (*movti_rex64): Likewise.
21524 * config/i386/predicates.md (misaligned_operand): New.
21526 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21529 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21532 2008-03-31 Jan Beulich <jbeulich@novell.com>
21534 * config/ia64/constraints.md: Add 'j' constraint.
21535 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21536 (movdi_internal): Likewise.
21538 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21541 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21543 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21546 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21547 proper error message for the third argument on blendpd and
21550 * config/i386/sse.md (blendbits): New.
21551 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21553 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21555 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21557 2008-03-30 Richard Guenther <rguenther@suse.de>
21559 PR middle-end/31023
21560 * fold-const.c (fold_sign_changed_comparison): Do leave
21561 conversions to base-types alone.
21563 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21565 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21566 the link register if one altivec register is be saved.
21568 2008-03-30 Ben Elliston <bje@au.ibm.com>
21570 * final.c (final_scan_insn): Remove if (0) code.
21572 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21574 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21576 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21578 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21579 of V4SFmode to ix86_binary_operator_ok.
21581 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21583 * config/i386/i386.c (override_options): Initialize
21584 ix86_veclib_handler to ix86_veclibabi_svml when
21585 -mveclibabi=svml is used.
21586 (ix86_veclibabi_svml): New function for SVML ABI style
21587 vectorization support.
21588 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21590 2008-03-28 Rafael Espíndola <espindola@google.com>
21592 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21593 (tree_binary_nonnegative_warnv_p): Make it public.
21594 (tree_single_nonnegative_warnv_p): Make it public.
21595 (tree_invalid_nonnegative_warnv_p): Make it public.
21596 (tree_unary_nonzero_warnv_p): Make it public.
21597 (tree_binary_nonzero_warnv_p): Make it public
21598 (tree_single_nonzero_warnv_p): Make it public.
21599 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21600 (extract_range_from_binary_expr): Split the expr argument.
21601 (extract_range_from_unary_expr): Split the expr argument.
21602 (extract_range_from_comparison): Split the expr argument.
21603 (extract_range_from_expr): Use the new aux functions.
21604 (vrp_evaluate_conditional_warnv): Use
21605 vrp_evaluate_conditional_warnv_with_ops.
21606 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21607 (tree_binary_nonzero_warnv_p): Declare.
21608 (tree_single_nonzero_warnv_p): Declare.
21609 (tree_expr_nonzero_warnv_p): Declare.
21610 (tree_unary_nonnegative_warnv_p): Declare.
21611 (tree_binary_nonnegative_warnv_p): Declare.
21612 (tree_single_nonnegative_warnv_p): Declare.
21613 (tree_invalid_nonnegative_warnv_p): Declare.
21615 2008-03-28 Richard Guenther <rguenther@suse.de>
21617 PR tree-optimization/30317
21618 PR tree-optimization/30911
21619 PR tree-optimization/34793
21620 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21621 (struct assert_locus_d): New member EXPR.
21622 (register_new_assert_for): Add EXPR parameter to support
21623 ASSERT_EXPR <name, expr OP limit>.
21624 (register_edge_assert_for_1): Adjust callers.
21625 (find_assert_locations): Likewise.
21626 (process_assert_insertions_for): Build condition from expression.
21627 (extract_range_from_assert): Handle ASSERT_EXPRs
21628 of the form ASSERT_EXPR <name, expr OP limit>.
21629 (register_edge_assert_for_2): New helper registering
21630 asserts for comparisons. Recognize range tests of the form
21631 (unsigned)i - CST1 OP CST2.
21632 (register_edge_assert_for_1): Use it.
21633 (register_edge_assert_for): Likewise.
21634 (needs_overflow_infinity): Integer sub-types
21635 do not need overflow infinities.
21636 (vrp_val_is_max): The extreme values of integer sub-types
21637 are those of the base type.
21638 (vrp_val_is_min): Likewise.
21639 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21642 2008-03-28 Nick Clifton <nickc@redhat.com>
21645 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21646 Return GENERAL_REGS for stack adjustment reloads.
21648 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21651 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21652 const_vector when all the vectors are constant.
21654 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21656 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21658 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21659 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21661 (s<code>_sf): Use new scc_sf attribute for opcode names.
21663 2008-03-27 Tom Tromey <tromey@redhat.com>
21665 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21666 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21667 config/spu/t-spu-elf, config/i386/t-interix,
21668 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21669 config/i386/x-darwin, config/i386/x-mingw32,
21670 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21671 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21672 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21673 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21674 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21675 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21676 config/score/t-score-elf, config/arm/t-strongarm-pe,
21677 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21678 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21679 Revert automatic dependency patch.
21681 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21684 * config/i386/i386.c (ix86_function_arg_boundary): Align
21685 decimal floating point to its natural boundary.
21687 2008-03-27 Richard Guenther <rguenther@suse.de>
21689 PR middle-end/35716
21690 * fold-const.c (fold_comparison): Restrict distinct decl
21691 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21692 solely rely on operand_equal_p.
21694 2008-03-27 Richard Guenther <rguenther@suse.de>
21697 * c-common.c (handle_weak_attribute): Reject combination of
21700 2008-03-27 Richard Guenther <rguenther@suse.de>
21702 PR tree-optimization/32810
21703 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21704 conversions from DECL_INITIAL.
21705 (fold_const_aggregate_ref): Likewise from constructor elements.
21707 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21709 * tree-affine.h (aff_combination_expand): Declare.
21710 (get_inner_reference_aff): Likewise.
21711 * tree-affine.c (aff_combination_expand): Split out from
21712 tree_to_aff_combination_expand.
21713 (get_inner_reference_aff): New function.
21714 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21715 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21716 (struct lim_aux_data): sm_done field removed.
21717 (mem_ref_loc_p, mem_ref_locs_p): New types.
21718 (struct mem_ref): Added id, stored, accesses_in_loop,
21719 indep_loop, dep_loop, indep_ref, dep_ref fields.
21720 Removed is_stored, locs and next fields.
21721 (memory_accesses): New variable.
21722 (movement_possibility): Do not allow moving statements
21723 that store to memory.
21724 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21726 (determine_max_movement): For statements with memory references,
21727 find the outermost loop in that the reference is independent.
21728 (move_computations_stmt): Mark the virtual operands for renaming.
21729 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21730 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21731 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21732 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21733 create_vop_ref_mapping, analyze_memory_references,
21734 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21735 get_all_locs_in_loop, ref_always_accessed_p,
21736 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21737 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21738 store_motion_loop, store_motion): New functions.
21739 (struct vop_to_refs_elt): New type.
21740 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21741 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21742 (schedule_sm): Replaced by...
21743 (execute_sm): ... this.
21744 (determine_lsm_ref, hoist_memory_references,
21745 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21746 find_more_ref_vops, free_mem_ref, free_mem_refs,
21747 determine_lsm_loop, determine_lsm): Removed.
21748 (tree_ssa_lim_finalize): Free data structures used by store motion.
21749 (tree_ssa_lim): Call analyze_memory_references. Use
21750 store_motion instead of determine_lsm.
21752 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21754 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21755 rename tmake_file to m68hc11/t-m68hc11.
21756 (mcore): Set inhibit_libc to true.
21757 * config.host (alpha*-dec-*vms*): Set extra_programs.
21758 (interix3*): Don't use host_xmake_file.
21759 * configure.ac: Let config.gcc override inhibit_libc.
21760 * configure: Regenerate.
21762 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21763 * config/t-openbsd-thread: Remove commented out lines.
21765 * config/x-interix: Remove.
21767 * config/m68hc11/t-m68hc11-gas: Rename to...
21768 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21770 * config/mcore/t-mcore: Remove T_CFLAGS.
21771 * config/mcore/t-mcore-pe: Likewise.
21773 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21775 * configure.ac: Replace custom __GNU_SOURCE test with
21776 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21777 * aclocal.m4: Regenerate.
21778 * configure: Regenerate.
21779 * config.in: Regenerate.
21781 2008-03-27 Richard Guenther <rguenther@suse.de>
21783 * fold-const.c (target.h): Include.
21784 (fold_comparison): Fold comparison of addresses of decls
21785 that bind locally or of constants. Consolidate address folding code.
21786 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21787 results from fold_binary_to_constant.
21788 (compare_values_warnv): Likewise.
21790 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21792 PR middle-end/35429
21793 * fold-const.c (fold_truthop): Check for integeral types when folding
21794 a == 0 && b == 0 and a != 0 || b != 0 .
21796 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21798 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21800 2008-03-26 Andreas Schwab <schwab@suse.de>
21802 * doc/invoke.texi: Fix use of @item vs. @itemx.
21804 2008-03-26 Tom Tromey <tromey@redhat.com>
21806 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21807 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21808 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21809 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21810 build/genconstants.o, build/genemit.o, build/genextract.o,
21811 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21812 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21815 2008-03-26 Richard Guenther <rguenther@suse.de>
21818 2008-03-26 Richard Guenther <rguenther@suse.de>
21820 * fold-const.c (target.h): Include.
21821 (fold_comparison): Fold comparison of addresses of two decls
21822 that bind locally. Consolidate address folding code.
21824 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21826 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21827 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21828 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21829 dconstsqrt2, dconstthird, dconste and/or dconst10.
21830 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21831 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21832 dconstsqrt2, dconste): Delete.
21833 (init_emit_once): Likewise. Simplify initializing dconstm1.
21835 * real.c (get_real_const): New.
21836 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21837 dconstsqrt2, dconste): Delete.
21838 (real_value_const, get_real_const): New.
21840 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21842 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21844 * config/i386/i386.c (ix86_function_arg_boundary): Check
21845 BIGGEST_ALIGNMENT instead of 128.
21846 (setup_incoming_varargs_64): Likewise.
21848 2008-03-26 Tom Tromey <tromey@redhat.com>
21850 * Makefile.in (DEPFILES): Add missing '/'.
21852 2008-03-26 Richard Guenther <rguenther@suse.de>
21854 * fold-const.c (target.h): Include.
21855 (fold_comparison): Fold comparison of addresses of two decls
21856 that bind locally. Consolidate address folding code.
21858 2008-03-26 Nick Clifton <nickc@redhat.com>
21861 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21862 not allow INT+INT as a legitimate addressing mode.
21864 2008-03-26 Richard Guenther <rguenther@suse.de>
21866 * tree-flow.h (widen_bitfield): Remove declaration.
21867 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21868 (widen_bitfield): Remove function.
21869 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21872 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21875 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21878 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21880 PR rtl-optimization/35232
21881 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21882 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21883 reg_reloaded_call_part_clobbered here.
21884 (reload_regs_reach_end_p): New function.
21885 (reload_reg_rtx_for_input): New variable.
21886 (reload_reg_rtx_for_output): Likewise.
21887 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21888 when reassigning a pseudo register. Load reloadreg from
21889 reload_reg_rtx_for_input, moving the mode and register
21891 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21892 instead of the original when deciding whether an input reload
21893 would be a no-op or whether an output reload can be deleted.
21894 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21895 when setting up new_spill_reg_store. Load it from
21896 reload_reg_rtx_for_output, moving the mode and register
21898 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21899 instead of the original when deciding whether an output reload
21900 would be a no-op. Do the same when modifying insn notes.
21901 Use rtx_equal_p instead of == to compare the registers.
21902 (inherit_piecemeal_p): Take a mode and two register numbers
21904 (emit_reload_insns): Clear new_spill_reg_store for every hard
21905 register in the reload register. Remove spill registers
21906 from reg_reloaded_valid before considering whether to record
21907 inheritance information for them. Use reload_reg_rtx_for_output
21908 instead of reg_rtx when recording output reloads. Use
21909 reload_reg_rtx_for_input instead of reg_rtx when recording
21910 input reloads. Set or clear reg_reloaded_call_part_clobbered
21911 at the same time as setting reg_reloaded_valid.
21912 (delete_output_reload): Add a new_reload_reg parameter and use it
21913 instead of rld[j].reg_rtx.
21914 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21917 2008-03-25 Tom Tromey <tromey@redhat.com>
21919 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21920 (build/genattr.o): Likewise.
21921 (build/genattrtab.o): Likewise.
21922 (build/gencodes.o): Likewise.
21923 (build/genconfig.o): Likewise.
21924 (build/genconstants.o): Likewise.
21925 (build/genemit.o): Likewise.
21926 (build/genextract.o): Likewise.
21927 (build/genflags.o): Likewise.
21929 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21931 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21932 instead of size_int for integer types.
21933 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21934 to match type of MINUS_EXPR.
21936 2008-03-25 Tom Tromey <tromey@redhat.com>
21938 * configure: Rebuilt.
21939 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21942 2008-03-25 Tom Tromey <tromey@redhat.com>
21944 * config/x-solaris (host-solaris.o): Update.
21945 * config/x-linux (host-linux.o): Update.
21946 * config/x-hpux (host-hpux.o): Update.
21947 * config/x-darwin (host-darwin.o): Update.
21948 * config/v850/t-v850e (v850-c.o): Update.
21949 * config/v850/t-v850 (v850-c.o): Update.
21950 * config/t-vxworks (vxworks.o): Update.
21951 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21952 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21953 * config/spu/t-spu-elf (spu-c.o): Update.
21955 * config/sh/t-symbian (sh-c.o): Update.
21956 (symbian.o): Update.
21957 * config/sh/t-sh (sh-c.o): Update.
21958 * config/score/t-score-elf (score7.o, score3.o): Update.
21959 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21960 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21961 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21962 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21963 (rs6000.o): Remove.
21964 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21965 * config/m32c/t-m32c (m32c-pragma.o): Update.
21966 * config/ia64/t-ia64 (ia64-c.o): Update.
21967 * config/i386/x-mingw32 (host-mingw32.o): Update.
21968 * config/i386/x-i386 (driver-i386.o): Update.
21969 * config/i386/x-darwin (host-i386-darwin.o): Update.
21970 * config/i386/x-cygwin (host-cygwin.o): Update.
21971 * config/i386/t-nwld (nwld.o): Update.
21972 * config/i386/t-netware (netware.o): Update.
21973 * config/i386/t-interix (winnt.o): Update.
21974 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21975 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21976 msformat-c.o): Update.
21977 * config/bfin/t-bfin-linux (generated_files): Add
21978 linux-sysroot-suffix.h.
21979 * config/arm/t-wince-pe (pe.o): Update.
21980 * config/arm/t-strongarm-pe (pe.o): Update.
21981 * config/arm/t-pe (pe.o): Update.
21982 * config/arm/t-arm (arm-c.o): Update.
21983 * doc/install.texi (Prerequisites): Require make 3.80.
21984 * Makefile.in: Remove .o targets.
21985 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21986 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21987 (simple_generated_h, simple_generated_c): Move earlier.
21988 (generated_files): New variable.
21989 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21990 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21991 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21992 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21993 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21994 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21995 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21996 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21997 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21998 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21999 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22000 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22002 (COMPILE.base, COMPILE): New variables.
22003 (%.o): New pattern rule.
22004 (ALL_HOST_OBJS): New variable.
22005 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22006 (dummy-checksum.o, cc1-checksum.o): Remove.
22007 (DRIVER_SHLIB): New variable.
22008 (DRIVER_DEFINES): Use it.
22009 (gencondmd.c): Move out of build/.
22010 (s-conditions): Update.
22011 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22012 (ALL_BUILD_OBJS): Likewise.
22013 (build/%.o): Use BUILDCOMPILE.
22014 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22015 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22016 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22017 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22018 build/genconfig.o, build/genconstants.o, build/genemit.o,
22019 build/genextract.o, build/genflags.o, build/genmddeps.o,
22020 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22021 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22022 build/gen-protos.o, build/scan.o, build/fix-header.o,
22023 build/scan-decls.o): Simplify.
22024 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22025 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22026 prefix.o, toplev.o): Reduce to variable setting.
22027 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22028 ($(out_object_file), gcc-options.o): New targets.
22029 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22030 * configure: Rebuilt.
22031 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22032 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22034 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22036 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22037 complain when we hit an error, return ERROR_MARK_NODE.
22039 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22041 * config/sh/constraints.md (Pso, Psz): New constraints.
22042 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22043 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22045 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22047 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22048 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22050 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22052 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22053 (prefetch_sh2a): New.
22055 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22056 Naveen.H.S <naveen.hs@kpitcummins.com>
22058 * config/sh/constraints.md (I28): New constraint.
22059 * config/sh/sh.c (broken_move): Add support for movi20s.
22060 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22062 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22063 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22064 Naveen.H.S <naveen.hs@kpitcummins.com>
22066 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22067 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22068 (print_operand): Handle resbank in %@ operand code.
22069 (sh_encode_section_info): New.
22070 (push_regs): Add conditions for resbank.
22071 (sh_expand_epilogue): Likewise.
22072 (sh_insert_attributes): Likewise.
22073 (sh_attribute_table): Likewise.
22074 (sh_handle_resbank_handler_attribute): New.
22075 (sh2a_handle_function_vector_handler_attribute): New.
22076 (sh2a_is_function_vector_call): New.
22077 (sh2a_get_function_vector_number): New.
22078 (sh2a_function_vector_p): New.
22079 (sh_cfun_resbank_handler_p): New.
22080 * config/sh/sh.md (calli): Emit jsr/n if possible.
22081 (calli_tbr_rel): New.
22082 (calli_pcrel): Emit jsr/n if possible.
22083 (return_i): Emit rts/n if possible.
22084 (call_valuei_tbr_rel): New.
22085 (call_valuei_pcrel): Add condition for SH2A target.
22086 (call_value): Likewise.
22087 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22088 (sh2a_get_function_vector_number): Likewise.
22089 (sh2a_is_function_vector_call): Likewise.
22090 * doc/extend.texi: Document TBR relative addressing of SH2A.
22091 (resbank): Add description for SH2A.
22093 2008-03-24 Richard Guenther <rguenther@suse.de>
22096 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22097 pointer assignments change conversions according to middle-end rules.
22098 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22099 * configure.ac: Include type checking in yes.
22100 * configure: Regenerate.
22102 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22104 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22105 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22107 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22109 * gthr-vxworks.h (UNUSED): Define.
22111 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22113 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22115 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22117 * doc/extend.texi (Function Attributes): Add missing comma in the
22118 example of the "alloc_size" attribute.
22120 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22123 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22125 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22128 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22131 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22132 of the underlying type of a MS bitfield layout to the natural
22133 alignment of the type.
22135 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22137 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22138 to their natural alignment to avoid store forwarding stalls.
22140 2008-03-22 Richard Guenther <rguenther@suse.de>
22142 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22143 For PHI nodes verify the address is invariant.
22144 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22145 (get_symbol_constant_value): Use is_gimple_min_invariant.
22146 (maybe_fold_stmt_indirect): Likewise.
22148 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22150 PR rtl-optimization/33927
22151 * Makefile.in (dse.o): Depend on $(TM_P_H).
22152 * expr.h (extract_low_bits): Declare.
22153 * expmed.c (extract_low_bits): New function.
22154 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22155 * dse.c: Include tm_p.h.
22156 (find_shift_sequence): Remove the read_reg argument and return the
22157 read value. Emit the instructions instead of returning them.
22158 Iterate on new_mode rather than calculating it each time.
22159 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22160 source to NEW_MODE and extract_low_bits to convert the shifted
22161 value to READ_MODE.
22162 (replace_read): Allow the load and store to have different mode
22163 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22164 or extraction instructions before trying the replacement. Update
22165 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22167 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22169 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22170 to their natural alignment to avoid store forwarding stalls.
22172 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22175 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22176 encouraging but not allowing gprs for input;
22177 change the input constraint to !f#r.
22178 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22180 change the output constraint to !f#r.
22182 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22185 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22186 corresponding post-reload splitters.
22187 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22188 when x87 FP math is selected.
22189 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22190 New function prototype.
22191 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22192 unreachable function to ease macroization of insn patterns.
22194 2008-03-21 Martin Jambor <mjambor@suse.cz>
22196 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22197 reference dumps if ddr is NULL or dependence is unknown.
22199 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22201 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22202 unsigned extension into account.
22203 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22204 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22205 Do computations on a scratch register.
22207 2008-03-21 Richard Guenther <rguenther@suse.de>
22209 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22210 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22211 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22212 * tree-ssa-dom.c (record_equality): Likewise.
22213 * tree-inline.c (copy_body_r): Likewise.
22214 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22217 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22219 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22220 as 'delete_unused' argument.
22222 2008-03-20 Richard Guenther <rguenther@suse.de>
22224 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22225 special casing of constant qualifiers.
22226 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22227 care about them in general.
22228 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22229 regardless of their type.
22230 (fold_stmt_r): Forcefully fold *& if we end up with that.
22232 2008-03-20 Paul Brook <paul@codesourcery.com>
22234 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22235 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22237 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22239 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22240 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22242 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22244 * common.opt (Wmudflap): New option.
22245 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22246 (mx_register_decls): Likewise.
22247 (mudflap_finish_file): Likewise.
22248 * doc/invoke.texi: Document -Wno-mudflap.
22250 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22252 * c-format.c (replace_format_name_to_system_name): New.
22253 (cmp_attribs): New.
22254 (convert_format_name_to_system_name): New.
22255 (decode_format_attr): Add use of convert_format_name_to_system_name.
22256 (format_types_orig): Add gnu_ prefix to names.
22257 (check_format_info_main): Special treating of \0 escaped names for
22258 supporting multi-character format specifiers as I32, I64.
22259 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22260 (gnu_target_overrides_format_attributes): New.
22261 * c-format.h: Add structure target_ovr_attr to hold
22262 system specific formatter names.
22263 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22264 msformat-c.o file to c_target_objs and cxx_target_objs.
22265 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22266 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22267 (TARGET_N_FORMAT_TYPES): New.
22268 * config/i386/msformat-c.c: New.
22269 * config/i386/t-cygming: Add build rule for msformat-c.o.
22270 * doc/extend.texi: Add new format names gnu_* and ms_* and
22272 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22274 2008-03-20 Ira Rosen <irar@il.ibm.com>
22276 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22277 optimizations turned on under -O3.
22278 (ftree-vectorize): Add that the flag is turned on with -O3.
22280 2008-03-20 Ben Elliston <bje@au.ibm.com>
22282 * regmove.c (try_auto_increment): Fix spelling error in comment.
22283 * final.c (final_scan_insn): Likewise.
22285 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22288 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22289 allocator preferences for "y" and "r" class registers.
22290 ("*mov<mode>_internal"): Ditto.
22291 ("*movv2sf_internal_rex64"): Ditto.
22292 ("*movv2sf_internal"): Ditto.
22294 2008-03-19 Michael Matz <matz@suse.de>
22296 PR middle-end/35616
22297 * calls.c (expand_call): Check overlap of arguments with call
22298 address for sibcalls.
22300 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22303 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22304 of the underlying type of a MS bitfield layout to the natural
22305 alignment of the type.
22307 2008-03-19 Jan Hubicka <jh@suse.cz>
22310 * toplev.c (decode_d_option): Handle all CPP flags.
22311 * tree-vrp.c: Update tree_pass descriptors.
22312 * regrename.c: Update tree_pass descriptors.
22313 * fwprop.c: Update tree_pass descriptors.
22314 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22315 * tree-into-ssa.c: Update tree_pass descriptors.
22316 * tree-dump.c: Update tree_pass descriptors.
22317 * tree-complex.c: Update tree_pass descriptors.
22318 * tree-dump.h: Update tree_pass descriptors.
22319 * see.c: Update tree_pass descriptors.
22320 * cgraphbuild.c: Update tree_pass descriptors.
22321 * tracer.c: Update tree_pass descriptors.
22322 * tree-loop-distribution.c: Update tree_pass descriptors.
22323 * cgraph.c: Update tree_pass descriptors.
22324 * postreload-gcse.c: Update tree_pass descriptors.
22325 * postreload.c: Update tree_pass descriptors.
22326 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22327 * tree-tailcall.c: Update tree_pass descriptors.
22328 * tree-pass.h (tree_opt_pass): Rename to ...
22329 (opt_pass) ... this one; add "type" field and remove letter field.
22330 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22331 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22332 all_lowering_passes): Update declaration.
22333 * ipa-cp.c: Update tree_pass descriptors.
22334 * final.c: Update tree_pass descriptors.
22335 * omp-low.c: Update tree_pass descriptors.
22336 * tree-ssa-dse.c: Update tree_pass descriptors.
22337 * ipa-reference.c: Update tree_pass descriptors.
22338 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22339 * auto-inc-dec.c: Update tree_pass descriptors.
22340 * reorg.c: Update tree_pass descriptors.
22341 * cgraphunit.c: Update tree_pass descriptors.
22342 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22343 * tree-ssa-ccp.c: Update tree_pass descriptors.
22344 * df-core.c: Update tree_pass descriptors.
22345 * mode-switching.c: Update tree_pass descriptors.
22346 * tree-nomudflap.c: Update tree_pass descriptors.
22347 * modulo-sched.c: Update tree_pass descriptors.
22348 * ipa-pure-const.c: Update tree_pass descriptors.
22349 * cse.c: Update tree_pass descriptors.
22350 * web.c: Update tree_pass descriptors.
22351 * tree-stdarg.c: Update tree_pass descriptors.
22352 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22353 * tree-ssa-dom.c: Update tree_pass descriptors.
22354 * tree-nrv.c: Update tree_pass descriptors.
22355 * tree-ssa-alias.c: Update tree_pass descriptors.
22356 * loop-init.c: Update tree_pass descriptors.
22357 * gimple-low.c: Update tree_pass descriptors.
22358 * ipa-inline.c: Update tree_pass descriptors.
22359 * tree-ssa-sink.c: Update tree_pass descriptors.
22360 * global.c: Update tree_pass descriptors.
22361 * ifcvt.c: Update tree_pass descriptors.
22362 * jump.c: Update tree_pass descriptors.
22363 * predict.c: Update tree_pass descriptors.
22364 * tree-ssa-loop.c: Update tree_pass descriptors.
22365 * recog.c: Update tree_pass descriptors.
22366 * dse.c: Update tree_pass descriptors.
22367 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22368 * tree-eh.c: Update tree_pass descriptors.
22369 * regmove.c: Update tree_pass descriptors.
22371 * function.c: Update tree_pass descriptors.
22372 * tree-vectorizer.c: Update tree_pass descriptors.
22373 * gcse.c: Update tree_pass descriptors.
22374 * ipa-type-escape.c: Update tree_pass descriptors.
22375 * tree-if-conv.c: Update tree_pass descriptors.
22376 * init-regs.c: Update tree_pass descriptors.
22377 * ipa.c: Update tree_pass descriptors.
22378 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22379 * rtl-factoring.c: Update tree_pass descriptors.
22380 * lower-subreg.c: Update tree_pass descriptors.
22381 * bt-load.c: Update tree_pass descriptors.
22382 * tree-dfa.c: Update tree_pass descriptors.
22383 * except.c: Update tree_pass descriptors.
22384 * emit-rtl.c: Update tree_pass descriptors.
22385 * cfgexpand.c: Update tree_pass descriptors.
22386 * tree-cfgcleanup.c: Update tree_pass descriptors.
22387 * cfgcleanup.c: Update tree_pass descriptors.
22388 * tree-ssa-pre.c: Update tree_pass descriptors.
22389 * tree-sra.c: Update tree_pass descriptors.
22390 * tree-mudflap.c: Update tree_pass descriptors.
22391 * tree-ssa-copy.c: Update tree_pass descriptors.
22392 * cfglayout.c: Update tree_pass descriptors.
22393 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22394 * tree-ssa-dce.c: Update tree_pass descriptors.
22395 * tree-ssa.c: Update tree_pass descriptors.
22396 * regclass.c: Update tree_pass descriptors.
22397 * integrate.c: Update tree_pass descriptors.
22398 * tree-optimize.c: Update tree_pass descriptors.
22399 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22400 * tree-object-size.c: Update tree_pass descriptors.
22401 * combine.c: Update tree_pass descriptors.
22402 * tree-outof-ssa.c: Update tree_pass descriptors.
22403 * bb-reorder.c: Update tree_pass descriptors.
22404 * stack-ptr-mod.c: Update tree_pass descriptors.
22405 * var-tracking.c: Update tree_pass descriptors.
22406 * tree-profile.c: Update tree_pass descriptors.
22407 * tree-vect-generic.c: Update tree_pass descriptors.
22408 * reg-stack.c: Update tree_pass descriptors.
22409 * sched-rgn.c: Update tree_pass descriptors.
22410 * tree-ssa-structalias.c: Update tree_pass descriptors.
22411 * tree-cfg.c: Update tree_pass descriptors.
22412 * passes.c (current_pass): Update declaration.
22413 (finish_optimization_passes): Update.
22414 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22415 (register_one_dump_file, register_dump_files_1, next_pass_1):
22417 (init_optimization_passes): Update handling of new types.
22418 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22419 * ipa-struct-reorg.c: Update tree_pass descriptors.
22420 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22421 * combine-stack-adj.c: Update tree_pass descriptors.
22422 * cfgrtl.c: Update tree_pass descriptors.
22423 * dce.c: Update tree_pass descriptors.
22424 * tree-ssanames.c: Update tree_pass descriptors.
22426 2008-03-19 Richard Guenther <rguenther@suse.de>
22428 PR middle-end/35609
22429 * tree-ssa.c (walk_data): New structure.
22430 (warn_uninitialized_var): If not always_executed warn with "maybe"
22432 (execute_early_warn_uninitialized): Compute post-dominators.
22433 Initialize always_executed before processing each basic block.
22435 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22438 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22439 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22441 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22443 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22445 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22447 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22449 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22450 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22451 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22452 target after ignore has been set, and move there also the commputation
22453 of subtarget and original_target.
22454 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22455 (LANG_HOOKS_INITIALIZER): Remove it.
22456 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22458 2008-03-18 Richard Guenther <rguenther@suse.de>
22460 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22461 found an expression with constants, note that in the VN for the lhs.
22462 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22463 fold them to constants if possible. Run cleanup_cfg if done so.
22464 (execute_pre): Return todo.
22465 (do_pre): Likewise.
22466 (execute_fre): Likewise.
22467 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22469 (get_prop_source_stmt): Look through pointer conversions.
22471 2008-03-18 Jan Hubicka <jh@suse.cz>
22473 * tree-pretty-print.c: Include predict.h.
22474 (dump_generic_node): Dump predictor.
22475 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22476 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22477 * gimple-low.c (lower_stmt): Likewise.
22478 * expr.c (expand_expr_real): Likewise.
22479 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22481 (build_predict_expr, build_predict_expr): New.
22482 * predict.h (predictor_name, build_predict_expr): Update.
22483 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22484 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22485 * predict.def (PRED_CONTINUE): Update hitrate.
22486 * tree.def (PREDICT_EXPR): Define.
22487 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22488 do not handle BIND_EXPR.
22489 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22490 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22491 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22494 2008-03-18 Michael Matz <matz@suse.de>
22496 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22498 2008-03-18 Richard Guenther <rguenther@suse.de>
22500 * tree-gimple.h (is_gimple_invariant_address): Declare.
22501 (is_gimple_constant): Likewise.
22502 * tree-gimple.c (is_gimple_constant): New function.
22503 (is_gimple_invariant_address): Likewise.
22504 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22505 and is_gimple_invariant_address.
22506 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22508 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22509 an addressable base.
22511 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22513 PR middle-end/35611
22514 * gimplify.c (gimplify_expr): Gimplify second operand of
22517 2008-03-17 Richard Guenther <rguenther@suse.de>
22519 PR tree-optimization/19637
22520 * fold-const.c (fold_unary): Remove restrictions of removing
22521 intermediate pointer-conversions (P2)(P1)P0.
22522 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22523 conversion to void pointer.
22524 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22526 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22529 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22530 emulated thread local variables.
22532 2008-03-16 Richard Guenther <rguenther@suse.de>
22534 PR middle-end/35607
22535 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22536 expand TREE_INVARIANT operations that are not gimple invariant.
22538 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22540 * doc/extend.texi (Alignment): Say that the ABI controls
22541 the __alignof__ for non-strict-alignment targets rather
22542 than being a recommendation.
22544 2008-03-15 Paul Brook <paul@codesourcery.com>
22546 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22548 (arm_output_fn_unwind): Mark functions that can not be unwound.
22550 2008-03-15 Paul Brook <paul@codesourcery.com>
22552 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22553 extension instructions.
22555 2008-03-15 Richard Guenther <rguenther@suse.de>
22557 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22558 and fold constant aggregate refs.
22559 (fold_const_aggregate_ref): Handle string constants
22560 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22561 (evaluate_stmt): Simplify now that ccp_fold folds constant
22564 2008-03-15 Paul Brook <paul@codesourcery.com>
22566 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22567 (extzv): Use gen_extzv_t2.
22568 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22570 2008-03-15 Richard Guenther <rguenther@suse.de>
22572 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22573 (fold_const_aggregate_ref): Likewise.
22574 (get_value): Return NULL if we don't have any values.
22575 (ccp_finalize): Set const_val to NULL after freeing it.
22576 * tree-flow.h (get_symbol_constant_value): Declare.
22577 (fold_const_aggregate_ref): Likewise.
22578 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22580 2008-03-15 Richard Guenther <rguenther@suse.de>
22582 PR middle-end/35593
22583 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22584 to not produce negative array indices if not allowed. Add
22585 parameter to indicate that.
22586 (maybe_fold_offset_to_component_ref): Allow negative array
22587 indices only for the first member of a structure.
22588 (maybe_fold_offset_to_reference): Allow negative array indices.
22589 (maybe_fold_stmt_addition): Likewise.
22591 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22592 Anatoly Sokolov <aesok@post.ru>
22594 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22595 (avr_arch): Add ARCH_AVR6.
22596 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22597 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22598 instead of fixed value 2.
22599 (print_operand_address): Use gs() asm specifier instead of pm().
22600 (avr_assemble_integer): (Ditto.).
22601 (avr_output_addr_vec_elt): (Ditto.).
22602 (print_operand): Handle "!" code.
22603 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22604 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22605 (AVR_HAVE_EIJMP_EICALL): Define.
22606 (AVR_3_BYTE_PC): Redefine.
22607 (AVR_2_BYTE_PC): (Ditto.).
22608 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22609 (LINK_SPEC): Add atmega2560 and atmega2561.
22610 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22612 * config/avr/avr.md (call_insn): Use eicall instead of icall
22613 for 3 byte PC devices.
22614 (call_value_insn): (Ditto.).
22615 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22616 (indirect_jump): Use only for for 2 byte PC devices.
22617 (*tablejump): (Ditto.).
22618 (*indirect_jump_avr6): Add insn.
22619 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22620 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22621 instead of ijmp for 3 byte PC devices.
22622 (__tablejump2__): (Ditto.).
22623 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22624 (MULITLIB_DIRNAMES): (Ditto.).
22625 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22627 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22629 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22630 "sse2_umulsidi3". Use V1DI mode for operand 0.
22631 ("mmx_psadbw"): Use V1DI mode for operand 0.
22632 * config/i386/i386-modes.def (V1SI): New vector mode.
22633 * config/i386/i386.c (struct builtin_description)
22634 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22635 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22636 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22637 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22638 v1di_ftype_v8qi_v8qi type.
22639 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22641 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22642 __builtin_ia32_pmuludq]: Fix the mode of return value.
22644 2008-03-15 Richard Guenther <rguenther@suse.de>
22646 PR middle-end/35595
22647 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22650 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22652 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22653 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22654 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22655 unless TARGET_SERIALIZE_VOLATILE is enabled.
22656 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22657 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22658 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22660 2008-03-14 Richard Guenther <rguenther@suse.de>
22662 PR tree-optimization/34172
22663 * tree-flow.h (refs_may_alias_p): Declare.
22664 (get_single_def_stmt): Likewise.
22665 (get_single_def_stmt_from_phi): Likewise.
22666 (get_single_def_stmt_with_phi): Likewise.
22667 * tree-dfa.c (refs_may_alias_p): New function.
22668 (get_single_def_stmt): Likewise.
22669 (get_single_def_stmt_from_phi): Likewise.
22670 (get_single_def_stmt_with_phi): Likewise.
22671 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22672 (vn_reference_lookup_1): New helper function.
22673 (vn_reference_lookup): Walk the virtual use-def chain to
22674 continue searching for a match if the def does not alias the
22675 reference we are looking for.
22677 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22679 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22680 archive and Perzl. Update The Written Word listing.
22682 2008-03-14 Richard Guenther <rguenther@suse.de>
22684 PR tree-optimization/34043
22685 PR tree-optimization/33989
22686 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22688 (bitmap_find_leader): Use extra argument to verify dominance
22689 relationship inside a basic-block.
22690 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22691 (find_leader_in_sets): Adjust.
22692 (create_component_ref_by_pieces): Take extra argument for
22693 dominance check, handle lookup failures.
22694 (find_or_generate_expression): Likewise.
22695 (create_expression_by_pieces): Likewise.
22696 (insert_into_preds_of_block): Adjust.
22697 (create_value_expr_from): If asked for, verify all operands
22698 are in the blocks AVAIL_OUT set.
22699 (make_values_for_stmt): Check for SSA_NAMEs that are life
22700 over an abnormal edge.
22701 (compute_avail): Remove such check.
22702 (do_SCCVN_insertion): New function.
22703 (eliminate): If we do not find a leader suitable for replacement
22704 insert a replacement expression from SCCVN if available.
22705 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22706 (struct vn_ssa_aux): Add needs_insertion flag.
22707 * tree-ssa-sccvn.c (may_insert): New global flag.
22708 (copy_reference_ops_from_ref): Value-number union member access
22709 based on its size, not type and member if insertion is allowed.
22710 (visit_reference_op_load): For a weak match from union type
22711 punning lookup a view-converted value and insert a SSA_NAME
22712 for that value if that is not found.
22713 (visit_use): Make dumps shorter. Do not disallow value numbering
22714 SSA_NAMEs that are life over an abnormal edge to constants.
22715 (free_scc_vn): Release inserted SSA_NAMEs.
22716 (run_scc_vn): New flag to specify whether insertion is allowed.
22717 Process SSA_NAMEs in forward order.
22718 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22719 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22720 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22721 pointer type to/from integral types that do not change the
22722 precision to regular conversions.
22724 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22726 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22727 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22728 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22729 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22730 input arguments and the mode of return value. Built-in functions
22731 that operate on whole 64-bit MMX register now use V1DI mode.
22733 2008-03-13 Alon Dayan <alond@il.ibm.com>
22734 Olga Golovanevsky <olga@il.ibm.com>
22736 PR tree-optimization/35041
22737 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22738 to locate the right position in a statement.
22740 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22744 * config/i386/xmmintrin.h: Change all static inline functions to
22745 extern inline and add __gnu_inline__ attribute.
22746 * config/i386/bmintrin.h: Ditto.
22747 * config/i386/smmintrin.h: Ditto.
22748 * config/i386/tmmintrin.h: Ditto.
22749 * config/i386/mmintrin-common.h: Ditto.
22750 * config/i386/ammintrin.h: Ditto.
22751 * config/i386/emmintrin.h: Ditto.
22752 * config/i386/pmmintrin.h: Ditto.
22753 * config/i386/mmintrin.h: Ditto.
22754 * config/i386/mm3dnow.h: Ditto.
22756 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22758 PR middle-end/35185
22759 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22760 (lower_omp_2): New function.
22761 (lower_omp_1, lower_omp): Rewritten.
22763 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22766 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22767 with the phrase "Microsoft Windows compilers".
22768 (Push/Pop Macro Pragmas): New subsection. Document
22769 #pragma push_macro and pragma pop_macro.
22771 2008-03-12 Paul Brook <paul@codesourcery.com>
22773 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22775 2008-03-12 Paul Brook <paul@codesourcery.com>
22777 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22778 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22779 (thumb2_addsi_shortim): Rename ...
22780 (thumb2_addsi_short): ... to this. Allow register operands.
22781 (thumb2_subsi_short): New pattern.
22782 (thumb2_one_cmplsi2_short,
22783 thumb2_negsi2_short): New patterns and peepholes.
22785 2008-03-12 Paul Brook <paul@codesourcery.com>
22787 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22789 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22791 * config/i386/i386.md (int_cond): New code iterator.
22793 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22794 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22795 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22796 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22797 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22798 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22799 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22800 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22802 2008-03-12 Paul Brook <paul@codesourcery.com>
22804 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22805 instead of {arm,thumb}_compute_save_reg_mask.
22806 (output_return_instruction): Ditto.
22807 (thumb_unexpanded_epilogue): Ditto.
22808 (thumb1_expand_prologue): Ditto.
22809 (thumb1_output_function_prologue): Ditto.
22810 (arm_set_return_address): Ditto.
22811 (thumb_set_return_address): Ditto.
22812 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22813 regs to achieve stack alignment.
22814 (thumb1_compute_save_reg_mask): Fix compiler warning.
22815 (arm_output_epilogue): Use offsets->saved_regs_mask.
22816 Adjust stack pointer by poping call clobered registers.
22817 (arm_expand_prologue): Use offsets->saved_regs_mask.
22818 Adjust stack pointer by pushing extra registers.
22819 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22821 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22824 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22825 conversion to the operands of a multiplication.
22827 2008-03-12 Richard Guenther <rguenther@suse.de>
22829 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22830 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22831 * timevar.def (TV_TREE_PHIPROP): Add.
22832 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22833 pass description. Use TV_TREE_PHIPROP.
22834 * tree-ssa-forwprop.c: Remove phiprop code.
22836 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22838 PR middle-end/35549
22839 * omp-low.c (maybe_lookup_decl): Constify first argument.
22840 (use_pointer_for_field): Change last argument from bool to
22841 omp_context *. Disallow shared copy-in/out in nested
22842 parallel if decl is shared in outer parallel too.
22843 (build_outer_var_ref, scan_sharing_clauses,
22844 lower_rec_input_clauses, lower_copyprivate_clauses,
22845 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22847 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22848 Ira Rosen <irar@il.ibm.com>
22850 * tree-vectorizer.c (free_stmt_vec_info): New function.
22851 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22852 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22853 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22854 * tree-vect-transform.c (vectorizable_conversion): Free
22855 vec_oprnds0 if it was allocated.
22856 (vect_permute_store_chain): Remove unused VECs.
22857 (vectorizable_store): Free VECs that are allocated in the..
22859 (vect_transform_strided_load, vectorizable_load): Likewise.
22860 (vect_remove_stores): Simplify the code.
22861 (vect_transform_loop): Move code to vect_remove_stores().
22862 Call vect_remove_stores() and free_stmt_vec_info().
22864 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22866 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22867 TARGET_HPUX. Revise comment.
22868 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22869 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22870 Use sr4 variant of `be' instruction when not generating PIC code.
22871 (attr_length_call): Adjust for above change.
22873 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22875 * ipa-reference.c (static_execute): Remove module_statics_const and
22876 associated setting code.
22878 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22881 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22882 predicate for operand 1.
22883 (paritysi2_cmp): Use register_operand predicate for operand 2.
22884 Use earlyclobber modifier for operand 1. Remove support for
22886 (paritydi2_cmp): Use register_operand predicate for operand 3.
22887 Use earlyclobber modifier for operand 1. Remove support for
22890 2008-03-11 Paul Brook <paul@codesourcery.com>
22891 Vladimir Prus <vladimir@codesourcery.com>
22893 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22894 (arm_compute_save_reg0_reg12_mask): Always
22895 check if register 11 must be saved. Always safe hard frame pointer
22896 when frame_pointer_needeed.
22897 (arm_compute_save_reg_mask): Save IP and PC
22898 only with apcs frames.
22899 (arm_output_epilogue): Adjust Thumb2 codepath to
22900 be also invoked and work for ARM non-apcs frames.
22901 (arm_expand_prologue): Don't bother saving IP
22902 for non-apcs frame, since it's not clobbered by
22903 prologue code. Implement non-apcs frame
22906 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22908 PR rtl-optimization/35281
22909 * expr.c (convert_move): Use a new pseudo for the intermediate
22910 from_mode->word_mode result.
22912 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22914 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22915 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22916 * toplev.c (compile_file): Don't call it.
22918 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22920 PR middle-end/35526
22921 * expr.c (store_expr): Call emit_block_move if the mode
22922 of "temp" RTX is BLKmode.
22924 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22925 Richard Guenther <rguenther@suse.de>
22927 PR tree-optimization/31358
22928 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22929 the step with a NULL_TREE.
22930 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22931 to sizetype if type is a pointer type.
22932 (add_candidate_1): Don't convert the base and step to
22933 the generic type if the orginal type is a pointer type.
22934 (add_iv_value_candidates): Use sizetype for the step
22935 if type is a pointer type.
22936 (cand_value_at): Likewise.
22937 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22939 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22940 Don't convert the tem affine to the type.
22941 (add_elt_to_tree): Use sizetype for the step if a pointer.
22942 Use POINTER_PLUS_EXPR for pointers.
22943 (aff_combination_to_tree): Use sizetype for the step if a
22946 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22948 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22949 Remove commutativity hint.
22951 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22955 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22956 errorneous type. Check that v is a VAR_DECL.
22958 PR middle-end/35099
22959 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22961 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22963 PR tree-optimization/35494
22964 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22965 may be overriden at link and run time.
22967 2008-03-10 Richard Guenther <rguenther@suse.de>
22969 PR tree-optimization/34677
22970 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22971 (poolify_tree): Likewise.
22972 (modify_expr_template): Likewise.
22973 (poolify_modify_stmt): Likewise.
22974 (insert_fake_stores): Handle all component-ref style stores
22975 in addition to INDIRECT_REF. Also handle complex types.
22976 Do not poolify the inserted load.
22977 (realify_fake_stores): Do not rebuild the tree but only
22978 make it a SSA_NAME copy.
22979 (init_pre): Remove initialzation of modify_expr_template.
22980 Do not allocate modify_expr_node_pool.
22981 (fini_pre): Do not free modify_expr_node_pool.
22983 2008-03-10 Paul Brook <paul@codesourcery.com>
22985 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22986 to avoid conflicts.
22988 2008-03-10 Paul Brook <paul@codesourcery.com>
22989 Mark Shinwell <shinwell@codesourcery.com>
22991 * config/arm/cortex-r4.md: New.
22992 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22994 * config/arm/arm.md: Include cortex-r4.md.
22995 (insn): Add smmls, sdiv and udiv values.
22996 (generic_sched): Don't use generic scheduling for Cortex-R4.
22997 (arm_issue_rate): New function.
22998 (TARGET_SCHED_ISSUE_RATE): Define.
23000 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23002 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23004 2008-03-10 Richard Guenther <rguenther@suse.de>
23006 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23007 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23009 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23011 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23012 Set default to true.
23014 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23016 * c.opt (Wsynth): Deprecate.
23017 * doc/invoke.texi (Option Summary, Warning Options): Document
23018 -Wno-format-contains-nul.
23020 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23023 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23024 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23026 2008-03-09 Ira Rosen <irar@il.ibm.com>
23028 * config/rs6000/rs6000.c (builtin_description): Rename vector
23029 left shift operations.
23030 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23031 (altivec_vsl<VI_char>): Rename to ...
23032 (ashl<mode>3): ... new name.
23033 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23035 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23037 2008-03-08 Richard Guenther <rguenther@suse.de>
23039 * coverage.h (tree_coverage_counter_addr): Declare.
23040 * coverage.c (tree_coverage_counter_addr): New function.
23041 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23042 before using again.
23043 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23044 (tree_gen_one_value_profiler): Likewise.
23045 (tree_gen_ic_profiler): Likewise.
23046 (tree_gen_average_profiler): Likewise.
23047 (tree_gen_ior_profiler): Likewise.
23049 2008-03-08 Richard Guenther <rguenther@suse.de>
23051 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23052 (vn_binary_op_insert): Likewise.
23053 (vn_unary_op_lookup): Likewise.
23054 (vn_unary_op_insert): Likewise.
23055 (vn_nary_op_lookup): Declare.
23056 (vn_nary_op_insert): Likewise.
23057 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23058 and binary hashes, use a single obstack for unary_op_pool
23059 and binary_op_pool.
23060 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23061 a single struct vn_nary_op_s. Store tree code length and
23062 a variable number of operands.
23063 (struct vn_reference_op_struct): Remove unused op2.
23064 (vn_reference_op_eq): Do not compare op2.
23065 (vn_reference_op_compute_hash): Do not compute hash of op2.
23066 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23067 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23068 with vn_nary_op_compute_hash.
23069 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23070 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23072 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23074 (visit_unary_op): Call nary functions.
23075 (visit_binary_op): Likewise.
23076 (process_scc): Adjust for struct vn_tables_s changes.
23077 (allocate_vn_table): Likewise.
23078 (free_vn_table): Likewise.
23079 * tree-vn.c (vn_add): Call nary functions.
23080 (vn_lookup): Likewise.
23082 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23085 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23086 wdst back after sync_compare_and_swapqhi_internal.
23088 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23091 * config/i386/i386-modes.def (V1DI): New vector mode.
23092 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23093 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23094 (MMXMODE248): Ditto.
23095 (MMXMODE): Add V1DI mode.
23096 (mmxvecsize): Change DI mode to V1DI mode.
23097 ("mov<mode>): Use MMXMODEI8 mode iterator.
23098 ("*mov<mode>_internal_rex64"): Ditto.
23099 ("*mov<mode>_internal"): Ditto.
23100 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23101 ("mmx_sub<mode>3"): Ditto.
23102 ("mmx_adddi3"): Remove insn pattern.
23103 ("mmx_subdi3"): Ditto.
23104 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23105 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23106 ("mmx_ashl<mode>3"): Ditto.
23107 ("mmx_lshrdi3"): Remove insn pattern.
23108 ("mmx_ashldi3"): Ditto.
23109 * config/i386/i386.c (classify_argument): Handle V1DImode.
23110 (function_arg_advance_32): Ditto.
23111 (function_arg_32): Ditto.
23112 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23113 mmx_addv1di3 insn pattern.
23114 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23115 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23116 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23117 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23118 Remove definitions of built-in functions.
23119 (V1DI_type_node): New node.
23120 (v1di_ftype_v1di_int): Ditto.
23121 (v1di_ftype_v1di_v1di): Ditto.
23122 (v2si_ftype_v2si_si): Ditto.
23123 (v4hi_ftype_v4hi_di): Remove node.
23124 (v2si_ftype_v2si_di): Ditto.
23125 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23126 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23127 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23128 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23129 Add new builtins using def_builtin_const.
23130 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23131 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23132 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23133 * config/i386/mmintrin.h (__v1di): New typedef.
23134 (_mm_add_si64): Cast arguments to __v1di type.
23135 (_mm_sub_si64): Ditto.
23136 (_mm_sll_pi16): Cast __count to __v4hi type.
23137 (_mm_sll_pi32): Cast __count to __v2si type.
23138 (_mm_sll_si64): Cast arguments to __v1di type.
23139 (_mm_srl_pi16): Cast __count to __v4hi type.
23140 (_mm_srl_pi32): Cast __count to __v2si type.
23141 (_mm_srl_si64): Cast arguments to __v1di type.
23142 (_mm_sra_pi16): Cast __count to __v4hi type.
23143 (_mm_sra_pi32): Cast __count to __v2si type.
23144 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23145 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23146 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23147 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23148 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23149 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23150 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23151 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23152 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23153 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23154 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23155 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23157 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23159 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23161 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23164 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23165 reg+const addressing for Altivec modes. Don't generate reg+reg
23166 addressing for TFmode or TDmode quantities.
23168 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23170 * c-common.c (vector_types_convertible_p): Call langhook
23171 instead of comptypes.
23173 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23176 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23177 integral and scalar float variables which have a
23180 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23182 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23183 dwarf_register_span hook when emitting unwind information for
23184 register-to-memory saves.
23185 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23186 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23188 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23190 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23191 for the same VAR_DECL.
23193 2008-03-06 Tom Tromey <tromey@redhat.com>
23195 * treelang: Delete.
23196 * doc/standards.texi (Standards): Don't mention treelang.
23197 * doc/invoke.texi (Overall Options): Don't mention treelang.
23198 * doc/install.texi (Prerequisites): Don't mention bison or
23200 (Configuration): Don't mention treelang.
23201 (Building): Likewise.
23202 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23204 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23206 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23207 word-extractions out of a multi-word object.
23209 2008-03-06 Richard Guenther <rguenther@suse.de>
23211 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23212 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23213 result type and precision.
23214 * expr.c (get_inner_reference): Set unsignedp based on the result
23215 type of BIT_FIELD_REF.
23216 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23217 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23218 (try_instantiate_multiple_fields): Likewise. Use the correct type
23220 (sra_build_assignment): Likewise.
23221 (sra_build_elt_assignment): Likewise.
23222 (sra_explode_bitfield_assignment): Likewise.
23223 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23224 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23225 set BIT_FIELD_REF_UNSIGNED.
23226 (vectorizable_load): Likewise.
23228 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23230 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23233 2008-03-06 Richard Guenther <rguenther@suse.de>
23235 * alias.c (struct alias_set_entry): Move has_zero_child field
23236 to pack with alias_set.
23238 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23240 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23243 2008-03-05 Ian Lance Taylor <iant@google.com>
23245 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23247 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23249 * fwprop.c (update_df): Support width and offset parameters of
23251 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23252 global_conflicts): Change DF_REF_EXTRACT to either
23253 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23254 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23255 * df-scan.c (df_ref_record, df_defs_record,
23256 df_ref_create_structure, df_def_record_1, df_uses_record,
23257 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23258 df_bb_refs_collect, df_entry_block_defs_collect,
23259 df_exit_block_uses_collect): Support new width and offset fields.
23260 (ref_extract_pool): New storage pool.
23261 (df_free_ref): New function.
23262 (df_reg_chain_unlink, df_free_collection_rec,
23263 df_sort_and_compress_refs): Call df_free_ref.
23264 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23266 (df_ref_create_structure): Allocate df_ref_extract if offset and
23267 width fields are used.
23268 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23269 (df_uses_record): Get offset and width from ZERO_EXTRACT
23271 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23272 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23273 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23274 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23275 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23276 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23277 (df_ref_extract): New structure.
23278 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23279 (df_ref_create): Add width and offset parameters.
23281 2008-03-05 Richard Guenther <rguenther@suse.de>
23283 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23284 Use ranges_overlap_p.
23285 (offset_overlaps_with_access): Rename
23286 to ranges_overlap_p and move ...
23287 * tree-flow-inline.h (ranges_overlap_p): ... here.
23289 * tree.h (get_inner_reference, handled_component_p): Update
23292 * tree.h (record_component_aliases, get_alias_set,
23293 alias_sets_conflict_p, alias_sets_must_conflict_p,
23294 objects_must_conflict_p): Move declarations ...
23295 * alias.h (record_component_aliases, get_alias_set,
23296 alias_sets_conflict_p, alias_sets_must_conflict_p,
23297 objects_must_conflict_p): ... here.
23298 Include coretypes.h.
23299 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23301 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23303 * cfg.c: Include tree-flow.h.
23304 (remove_edge_raw): Call redirect_edge_var_map_clear.
23305 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23306 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23307 (redirect_edge_var_map_result): New.
23308 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23309 PENDING_STMT use with redirect_edge_var_map_*.
23310 * tree-ssa.c (edge_var_maps): New definition.
23311 (redirect_edge_var_map_add): New.
23312 (redirect_edge_var_map_clear): New.
23313 (redirect_edge_var_map_dup): New.
23314 (redirect_edge_var_map_vector): New.
23315 (redirect_edge_var_map_destroy): New.
23316 (ssa_redirect_edge): Replace PENDING_STMT use with
23317 redirect_edge_var_map_*.
23318 (flush_pending_stmts): Same.
23319 (delete_tree_ssa): Destroy edge var map.
23320 * tree-flow.h (struct _edge_var_map): New.
23321 Define edge_var_map vector type.
23322 Declare redirect_edge_var_map_* prototypes.
23323 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23324 * tree-cfg.c (reinstall_phi_args): Replace
23325 PENDING_STMT use with redirect_edge_var_map_*.
23327 2008-03-05 Richard Guenther <rguenther@suse.de>
23329 PR tree-optimization/35472
23330 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23331 whose single use_stmt has a overlapping set of loaded and
23332 stored symbols as that use_stmt might be a noop assignment then.
23334 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23336 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23338 2008-03-05 Richard Guenther <rguenther@suse.de>
23341 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23342 should be constants.
23343 * tree-cfg.c (verify_expr): Verify it.
23344 * fold-const.c (fold_truthop): Remove code generating
23345 BIT_FIELD_REFs of structure bases.
23346 (fold_binary): Likewise.
23347 (fold_ternary): Position and size of BIT_FIELD_REFs are
23348 always host integers.
23349 (make_bit_field_ref): Remove.
23350 (optimize_bit_field_compare): Remove.
23351 (all_ones_mask_p): Remove.
23353 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23356 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23357 (split_block_and_df_analyze): New. Split basic block and rebuild
23359 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23361 (split_pattern_seq): Likewise.
23362 (erase_matching_seqs): Likewise.
23363 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23365 2008-03-04 Geoff Keating <geoffk@apple.com>
23367 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23368 declaration and code.
23369 (tree_invalid_nonnegative_warnv_p): Likewise.
23371 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23373 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23374 examples. Truncate option-names then causing overfull hbox.
23376 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23379 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23381 * configure: Rebuilt.
23383 2008-03-04 Rafael Espíndola <espindola@google.com>
23385 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23386 (tree_unary_nonnegative_warnv_p): New.
23387 (tree_binary_nonnegative_warnv_p): New.
23388 (tree_single_nonnegative_warnv_p): New.
23389 (tree_invalid_nonnegative_warnv_p): New.
23390 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23392 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23395 * opts.c (handle_option): Postpone 'unknown option' errors only for
23398 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23401 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23404 2008-03-04 Rafael Espíndola <espindola@google.com>
23406 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23407 (tree_binary_nonzero_warnv_p): New.
23408 (tree_single_nonzero_warnv_p): New.
23409 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23411 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23413 PR middle-end/35456
23414 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23415 transformations for modes that have signed zeros.
23416 * ifcvt.c (noce_try_abs): Ditto.
23418 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23420 * config/i386/i386.c (override_options): Force
23421 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23423 2008-03-04 Jan Hubicka <jh@suse.cz>
23426 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23429 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23431 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23432 label to probe the stack.
23434 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23436 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23437 (__gthr_win32_mutex_destroy): Declare.
23438 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23439 __gthr_win32_mutex_destroy.
23440 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23442 2008-03-03 Jan Hubicka <jh@suse.cz>
23445 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23446 aggressive on inlining cold calls.
23448 2008-03-03 Richard Guenther <rguenther@suse.de>
23450 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23451 struct copies into the expression table.
23452 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23453 (try_to_simplify): Likewise.
23454 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23455 integral and pointer arguments which do not change the
23456 precision to NOP_EXPRs.
23457 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23458 VIEW_CONVERT_EXPR case.
23460 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23462 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23463 defined in a loop at depth 0 is invariant.
23464 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23465 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23466 be called at loop depth 0.
23468 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23471 * gcc.c (process_command): Update copyright notice dates.
23472 * gcov.c (print_version): Likewise.
23473 * gcov-dump.c (print_version): Likewise.
23474 * mips-tfile.c (main): Likewise.
23475 * mips-tdump.c (main): Likewise.
23477 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23480 * c-common.c (flag_permissive): Delete.
23481 (constant_expression_warnings): Check flags first.
23482 (constant_expression_error): New.
23483 * c-common.h (flag_permissive): Delete.
23484 (constant_expression_error): Declare.
23485 * flags.h (flag_permissive): Declare. Update description.
23486 * diagnostic.c (pedwarn): Update.
23488 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23489 (permissive_error_kind): New.
23490 * toplev.c (flag_permissive): Define. Update description.
23491 * toplev.h (permissive_error_kind): Declare.
23492 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23493 (pedwarn_c90): Use pedantic_warning_kind.
23494 * c-opts.c (c_common_post_options): flag_permissive does not affect
23495 flag_pedantic_errors.
23497 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23499 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23500 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23501 __absvsi2, __absvDI2): Use unsigned arithmetic.
23503 2008-03-02 Andi Kleen <ak@suse.de>
23504 Richard Guenther <rguenther@suse.de>
23506 * struct-equiv.c: Remove file.
23507 * cfg_cleanup.c (condjump_equiv_p): Remove.
23508 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23509 (struct-equiv.o): Remove rule.
23510 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23511 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23512 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23514 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23516 * ifcvt.c (noce_process_if_block): Try to handle only the then
23517 block if the else block exists but isn't suitable.
23519 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23522 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23523 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23524 regression from previous patch.
23526 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23529 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23531 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23532 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23533 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23534 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23535 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23536 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23537 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23538 (__gthread_mutex_destroy_function): Rename to
23539 __gthread_mutex_destroy.
23540 * gthr-dce.h (__gthread_mutex_destroy): Call
23541 pthread_mutex_destroy.
23542 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23543 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23544 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23546 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23548 * df-scan.c (df_ref_chain_change_bb): Simplify.
23549 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23550 set_block_for_insn if there's any change.
23551 * df.h ((df_insn_change_bb): Fix prototype.
23552 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23553 df_insn_change_bb, don't call set_block_for_insn.
23554 * emit-rtl.c (reorder_insns): Likewise.
23555 * haifa-sched.c (move_insn): Likewise.
23557 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23559 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23561 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23563 * tree-flow-inline.h (next_readonly_imm_use): Return
23564 NULL_USE_OPERAND_P after the end.
23566 2008-03-01 Richard Guenther <rguenther@suse.de>
23568 PR tree-optimization/35411
23569 * tree-sra.c (sra_build_assignment): Split conversion to
23570 final type to a separate statement if we are not assigning
23573 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23575 * fold-const.c (fold_convertible_p): Correct the logic to follow
23576 that in fold_convert().
23578 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23581 * tree-inline.c (build_duplicate_type): When we make a
23582 duplicate type, make it unique in the canonical types system.
23584 2008-02-29 Tom Tromey <tromey@redhat.com>
23586 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23587 input_file_stack_history, input_file_stack_restored): Remove.
23588 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23589 * input.h (struct file_stack): Remove.
23590 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23591 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23593 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23595 (diagnostic_last_module_changed): Add 'map' argument.
23596 (diagnostic_set_last_function): Likewise.
23597 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23598 line map, not input_file_stack.
23599 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23601 2008-02-29 Paul Brook <paul@codesourcery.com>
23603 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23605 2008-02-29 Paul Brook <paul@codesourcery.com>
23607 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23609 2008-02-29 Richard Guenther <rguenther@suse.de>
23611 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23613 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23614 value for comparing for a store match.
23615 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23616 (try_to_simplify): Do not do a full-blown reference lookup.
23618 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23620 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23621 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23623 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23625 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23627 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23628 strides against cache sizes.
23630 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23632 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23635 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23637 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23638 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23639 is smaller than the original promoted value.
23640 (simplify_subreg): If OP is a SUBREG, try to preserve its
23641 SUBREG_PROMOTED_VAR_P information.
23643 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23645 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23646 (VN_INFO_GET): Allocate new objects on the obstack.
23647 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23648 for rpo_numbers_temp, for consistency.
23649 (free_scc_vn): Free the obstack.
23651 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23653 * doc/invoke.texi: Document -ftree-loop-distribution.
23654 * tree-loop-distribution.c: New.
23655 * tree-pass.h (pass_loop_distribution): New.
23656 * graphds.h (struct graph): Add htab_t indices.
23657 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23658 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23659 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23660 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23661 * tree-data-ref.c (debug_data_dependence_relations): New.
23662 (dump_data_dependence_relation): Also print data references.
23663 (free_data_ref): Extern.
23664 (same_access_functions): Moved...
23665 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23666 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23667 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23668 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23669 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23670 (stmts_from_loop): Skip LABEL_EXPR.
23671 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23673 (build_rdg): Initialize rdg->indices htab.
23674 (free_rdg, stores_from_loop, ref_base_address,
23675 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23676 have_similar_memory_accesses_1, ref_base_address_1,
23677 remove_similar_memory_refs): New.
23678 * tree-data-ref.h: Depend on tree-chrec.h.
23679 (debug_data_dependence_relations, free_data_ref): Declared.
23680 (same_access_functions): ... here.
23681 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23683 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23684 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23685 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23686 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23687 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23688 rdg_vertex_for_stmt): Declared.
23689 (struct rdg_edge): Add level.
23691 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23692 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23694 (rdg_has_similar_memory_accesses): New.
23695 * tree-vect-analyze.c: Remove unused static decls.
23696 * lambda.h (dependence_level): New.
23697 * common.opt (ftree-loop-distribution): New.
23698 * tree-flow.h (mark_virtual_ops_in_bb,
23699 slpeel_tree_duplicate_loop_to_edge_cfg,
23700 rename_variables_in_loop): Declared.
23701 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23702 (OBJS-common): Add tree-loop-distribution.o.
23703 (tree-loop-distribution.o): New rule.
23704 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23705 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23706 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23708 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23711 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23712 other than structures and unions.
23714 2008-02-28 Richard Guenther <rguenther@suse.de>
23717 2008-02-26 Richard Guenther <rguenther@suse.de>
23719 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23720 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23721 (lookup_decl_from_uid): Declare.
23722 (remove_decl_from_map): Likewise.
23723 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23724 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23725 (decl_for_uid_map): New global hashtable mapping DECL_UID
23727 (init_ttree): Allocate it.
23728 (insert_decl_to_uid_decl_map): New helper function.
23729 (make_node_stat): Insert new decls into the map.
23730 (copy_node_stat): Likewise.
23731 (lookup_decl_from_uid): New function.
23732 (remove_decl_from_map): Likewise.
23733 (print_decl_for_uid_map_statistics): New helper.
23734 (dump_tree_statistics): Call it.
23736 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23737 (referenced_var_iterator): Adjust.
23738 (FOR_EACH_REFERENCED_VAR): Adjust.
23739 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23740 (num_referenced_vars): Adjust.
23741 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23742 (first_referenced_var): Remove.
23743 (end_referenced_vars_p): Likewise.
23744 (next_referenced_var): Likewise.
23745 (referenced_var_iterator_set): New helper function.
23746 * tree-dfa.c (referenced_var_lookup): Adjust.
23747 (referenced_var_check_and_insert): Likewise.
23748 (remove_referenced_var): Likewise.
23749 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23750 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23751 (verify_call_clobbering): Likewise.
23752 (verify_memory_partitions): Likewise.
23753 (init_tree_ssa): Allocate bitmap instead of hashtable for
23755 (delete_tree_ssa): Adjust.
23756 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23757 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23758 (compute_tag_properties): Likewise.
23759 (set_initial_properties): Likewise.
23760 (find_partition_for): Likewise.
23761 (update_reference_counts): Likewise.
23762 (dump_may_aliases_for): Likewise.
23763 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23764 (add_call_clobber_ops): Likewise.
23765 (add_call_read_ops): Likewise.
23766 (get_asm_expr_operands): Likewise.
23767 * tree-into-ssa.c (dump_decl_set): Likewise.
23768 (update_ssa): Likewise.
23769 * tree-sra.c (scan_function): Likewise.
23770 (decide_instantiations): Likewise.
23771 (scalarize_parms): Likewise.
23772 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23773 (dsa_named_for): Likewise.
23774 * tree-ssa-structalias.c (update_alias_info): Likewise.
23775 (merge_smts_into): Likewise.
23777 2008-02-27 David Daney <ddaney@avtrex.com>
23780 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23781 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23782 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23783 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23784 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23786 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23789 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23790 (BUILT_IN_NEXTTOWARD): Remove.
23791 (BUILT_IN_NEXTTOWARDF): Ditto.
23792 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23793 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23795 2008-02-27 Tom Tromey <tromey@redhat.com>
23797 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23798 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23800 2008-02-27 Jan Beulich <jbeulich@novell.com>
23802 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23803 update the respective field on newdecl.
23805 2008-02-27 Revital Eres <eres@il.ibm.com>
23807 PR rtl-optimization/34999
23808 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23809 crossing edges that ends with a call insn.
23810 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23811 call insn and clear the EDGE_CROSSING flag of the crossing edge
23812 when fixing fallthru edges.
23814 2008-02-27 Richard Guenther <rguenther@suse.de>
23816 PR middle-end/35390
23817 * fold-const.c (fold_unary): Return the correct argument,
23818 converted to the result type.
23820 2008-02-27 Richard Guenther <rguenther@suse.de>
23822 PR middle-end/34971
23823 * expr.c (expand_expr_real_1): Assert on rotates that operate
23825 * fold-const.c (fold_binary): Use the types precision, not the
23826 bitsize of the mode if folding rotate expressions. Build rotates
23827 only for full modes.
23829 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23831 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23832 and CPP_PRAGMA_EOL.
23833 * c-pragma.c (pragma_ns_name): New typedef.
23834 (registered_pp_pragmas): New variable.
23835 (c_pp_lookup_pragma): New function.
23836 (c_register_pragma_1): If flag_preprocess_only, do nothing
23837 for non-expanded pragmas, for expanded ones push pragma's
23838 namespace and name into registered_pp_pragmas vector.
23839 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23840 flag_preprocess_only, don't register GCC pch_preprocess
23841 pragma if flag_preprocess_only.
23842 * c-opts.c (c_common_init): Call init_pragma even if
23843 flag_preprocess_only.
23844 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23845 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23846 cpp_register_pragma if flag_preprocess_only.
23848 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23851 * c-parser.c (c_parser_translation_unit): Warn for empty
23852 translation unit, not empty source file.
23854 2008-02-26 Paul Brook <paul@codesourcery.com>
23856 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23857 operand for Thumb-2.
23858 * config/arm/arm.h (reg_class): Add CORE_REGS.
23859 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23860 (BASE_REG_CLASS): Use CORE_REGS.
23861 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23862 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23863 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23864 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23865 ARM_REGNO_OK_FOR_INDEX_P.
23866 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23867 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23868 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23869 (ldm/stm peepholes): Ditto.
23870 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23871 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23872 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23873 * config/arm/constraints.md: Enable "k" constraint on ARM.
23875 2008-02-27 Ben Elliston <bje@au.ibm.com>
23877 * config/rs6000/rs6000.c: Annotate cache line size field in all
23878 instances of struct processor_costs.
23880 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23882 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23883 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23884 jump_bypass): New counters.
23885 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23886 * dce.c (gate_ud_dce): Same.
23887 (gate_fast_dce): Same.
23888 * dse.c (gate_dse1): New function.
23889 (gate_dse2): New function.
23890 (gate_dse): Merge results of new gate functions.
23891 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23892 (gate_handle_jump_bypass): Add dbg_cnt.
23893 (gate_handle_gcse): Add dbg_cnt.
23894 * ifcvt.c (gate_handle_if_conversion): Same.
23895 (gate_handle_if_after_combine): Same.
23896 (gate_handle_if_after_reload): Same.
23897 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23899 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23901 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23903 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23905 2008-02-26 Jason Merrill <jason@redhat.com>
23908 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23909 alone if it's the naming decl for the type's main variant.
23911 2008-02-26 Tom Tromey <tromey@redhat.com>
23913 * system.h (USE_MAPPED_LOCATION): Poison.
23914 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23915 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23916 (make_goto_expr_edges): Likewise.
23917 (remove_bb): Likewise.
23918 (execute_warn_function_return): Likewise.
23919 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23921 * c-common.c (fname_decl): Remove old location code.
23922 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23924 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23926 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23927 (gen_rtx_ASM_INPUT): Likewise.
23928 (gen_rtx_ASM_INPUT_loc): Likewise.
23929 (get_rtx_asm_OPERANDS): Remove.
23930 * cfglayout.c (insn_locators_alloc): Remove old location code.
23931 (set_curr_insn_source_location): Likewise.
23932 (curr_insn_locator): Likewise.
23933 * print-tree.c (print_node): Remove old location code.
23934 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23935 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23936 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23937 location_from_locus.
23938 (construct_exit_block): Remove old location code.
23939 * emit-rtl.c (force_next_line_note): Remove old location code.
23940 * profile.c (branch_prob): Remove old location code.
23941 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23942 LOC_LINE): Remove old-location variants.
23943 * langhooks.c (lhd_print_error_function): Remove old location
23945 * configure, config.in: Rebuilt.
23946 * configure.ac (--enable-mapped-location): Remove.
23947 * c-decl.c (c_init_decl_processing): Remove old location code.
23948 (finish_function): Likewise.
23949 * recog.c (decode_asm_operands): Remove old location code.
23950 * c-pch.c (c_common_read_pch): Remove old location code.
23951 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23953 * gimple-low.c (lower_function_body): Remove old location code.
23954 * toplev.c (unknown_location): Remove.
23955 (push_srcloc): Remove old-location variant.
23956 (process_options): Remove old location code.
23957 (lang_dependent_init): Likewise.
23958 * input.h (UNKNOWN_LOCATION): Move definition.
23959 (location_t): Undeprecate.
23960 (source_locus): Remove.
23961 (location_from_locus): Remove.
23962 (struct location_s): Remove.
23963 Remove all old-location code.
23964 (input_line, input_filename): Remove.
23965 * final.c (final_scan_insn): Remove old location code.
23966 * diagnostic.c (diagnostic_build_prefix): Remove
23967 USE_MAPPED_LOCATION test.
23968 * tree.h (gimple_stmt) <locus>: Now a location_t.
23969 (tree_exp) <locus>: Likewise.
23970 (DECL_IS_BUILTIN): Remove old-location variant.
23971 (annotate_with_file_line, annotate_with_locus): Likewise.
23972 (expr_locus, set_expr_locus): Update.
23973 * tree.c (build1_stat): Remove old location code.
23974 (last_annotated_node): Remove.
23975 (annotate_with_file_line): Remove old-location variant.
23976 (annotate_with_locus): Likewise.
23977 (expr_location): Remove old location code.
23978 (set_expr_location): Likewise.
23979 (expr_has_location): Likewise.
23980 (expr_locus): Likewise.
23981 (set_expr_locus): Likewise.
23982 (expr_filename): Don't use location_from_locus.
23983 (expr_lineno): Likewise.
23984 * rtl-error.c (location_for_asm): Remove old location code.
23985 * c-lex.c (cb_line_change): Remove old location code.
23986 (fe_file_change): Likewise.
23987 (cb_def_pragma): Likewise.
23988 (c_lex_with_flags): Likewise.
23989 * gengtype.c (do_typedef): Don't special-case location types.
23990 (define_location_structures): Remove.
23991 (main): Don't call define_location_structures.
23992 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23995 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23998 * builtins.def (BUILT_IN_STDARG_START): Remove.
23999 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24000 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24001 * tree-inline.c (inline_forbidden_p_1): Likewise.
24003 2008-02-26 Richard Guenther <rguenther@suse.de>
24005 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24006 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24007 (lookup_decl_from_uid): Declare.
24008 (remove_decl_from_map): Likewise.
24009 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24010 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24011 (decl_for_uid_map): New global hashtable mapping DECL_UID
24013 (init_ttree): Allocate it.
24014 (insert_decl_to_uid_decl_map): New helper function.
24015 (make_node_stat): Insert new decls into the map.
24016 (copy_node_stat): Likewise.
24017 (lookup_decl_from_uid): New function.
24018 (remove_decl_from_map): Likewise.
24019 (print_decl_for_uid_map_statistics): New helper.
24020 (dump_tree_statistics): Call it.
24022 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24023 (referenced_var_iterator): Adjust.
24024 (FOR_EACH_REFERENCED_VAR): Adjust.
24025 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24026 (num_referenced_vars): Adjust.
24027 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24028 (first_referenced_var): Remove.
24029 (end_referenced_vars_p): Likewise.
24030 (next_referenced_var): Likewise.
24031 (referenced_var_iterator_set): New helper function.
24032 * tree-dfa.c (referenced_var_lookup): Adjust.
24033 (referenced_var_check_and_insert): Likewise.
24034 (remove_referenced_var): Likewise.
24035 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24036 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24037 (verify_call_clobbering): Likewise.
24038 (verify_memory_partitions): Likewise.
24039 (init_tree_ssa): Allocate bitmap instead of hashtable for
24041 (delete_tree_ssa): Adjust.
24042 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24043 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24044 (compute_tag_properties): Likewise.
24045 (set_initial_properties): Likewise.
24046 (find_partition_for): Likewise.
24047 (update_reference_counts): Likewise.
24048 (dump_may_aliases_for): Likewise.
24049 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24050 (add_call_clobber_ops): Likewise.
24051 (add_call_read_ops): Likewise.
24052 (get_asm_expr_operands): Likewise.
24053 * tree-into-ssa.c (dump_decl_set): Likewise.
24054 (update_ssa): Likewise.
24055 * tree-sra.c (scan_function): Likewise.
24056 (decide_instantiations): Likewise.
24057 (scalarize_parms): Likewise.
24058 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24059 (dsa_named_for): Likewise.
24060 * tree-ssa-structalias.c (update_alias_info): Likewise.
24061 (merge_smts_into): Likewise.
24063 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24066 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24067 * c-opts.c (c_common_handle_option): Wall enables
24068 Wvolatile-register-var.
24069 * common.opt: Move Wvolatile-register-var to...
24072 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24074 * common.opt (Wlarger-than=): New.
24075 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24077 * opts.c (common_handle_option): Handle -Wlarger-than=.
24078 * optc-gen.awk: Likewise.
24079 * opth-gen.awk: Likewise.
24080 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24081 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24083 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24085 * c-common.c (match_case_to_enum_1): Add appropriate
24086 OPT_W* parameter to warning.
24087 (c_do_switch_warnings): Likewise.
24088 * c-typeck.c (warning_init): Add one more parameter following
24089 'warning' function.
24090 (push_init_level): Update call to warning_init.
24091 (pop_init_level): Likewise.
24092 (add_pending_init): Likewise.
24093 (output_init_element: Likewise.
24095 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24098 * toplev.c (toplev_main): If there are warnings or error, print
24099 errors for ignored options.
24100 * opts.c (ignored_options): New static variable.
24101 (postpone_unknown_option_error): New.
24102 (print_ignored_options): New.
24103 (handle_option): Postpone errors for unknown -Wno-* options.
24104 * opts.h (print_ignored_options): Declare.
24106 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24108 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24111 2008-02-25 Richard Guenther <rguenther@suse.de>
24114 2008-02-25 Richard Guenther <rguenther@suse.de>
24116 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24117 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24118 (lookup_decl_from_uid): Declare.
24119 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24120 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24121 (decl_for_uid_map): New global hashtable mapping DECL_UID
24123 (init_ttree): Allocate it.
24124 (insert_decl_to_uid_decl_map): New helper function.
24125 (make_node_stat): Insert new decls into the map.
24126 (copy_node_stat): Likewise.
24127 (lookup_decl_from_uid): New function.
24128 (print_decl_for_uid_map_statistics): New helper.
24129 (dump_tree_statistics): Call it.
24131 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24132 (referenced_var_iterator): Adjust.
24133 (FOR_EACH_REFERENCED_VAR): Adjust.
24134 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24135 (num_referenced_vars): Adjust.
24136 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24137 (first_referenced_var): Remove.
24138 (end_referenced_vars_p): Likewise.
24139 (next_referenced_var): Likewise.
24140 (referenced_var_iterator_set): New helper function.
24141 * tree-dfa.c (referenced_var_lookup): Adjust.
24142 (referenced_var_check_and_insert): Likewise.
24143 (remove_referenced_var): Likewise.
24144 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24145 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24146 (verify_call_clobbering): Likewise.
24147 (verify_memory_partitions): Likewise.
24148 (init_tree_ssa): Allocate bitmap instead of hashtable for
24150 (delete_tree_ssa): Adjust.
24151 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24152 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24153 (compute_tag_properties): Likewise.
24154 (set_initial_properties): Likewise.
24155 (find_partition_for): Likewise.
24156 (update_reference_counts): Likewise.
24157 (dump_may_aliases_for): Likewise.
24158 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24159 (add_call_clobber_ops): Likewise.
24160 (add_call_read_ops): Likewise.
24161 (get_asm_expr_operands): Likewise.
24162 * tree-into-ssa.c (dump_decl_set): Likewise.
24163 (update_ssa): Likewise.
24164 * tree-sra.c (scan_function): Likewise.
24165 (decide_instantiations): Likewise.
24166 (scalarize_parms): Likewise.
24167 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24168 (dsa_named_for): Likewise.
24169 * tree-ssa-structalias.c (update_alias_info): Likewise.
24170 (merge_smts_into): Likewise.
24172 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24175 * doc/invoke.texi (-fcx-limited-range): Document new option.
24176 * toplev.c (process_options): Handle -fcx-fortran-rules.
24177 * common.opt: Add documentation for -fcx-fortran-rules.
24179 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24182 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24183 actual behaviour and C99.
24185 2008-02-26 Ben Elliston <bje@au.ibm.com>
24187 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24188 (ASM_CPU_POWER6_SPEC): Likewise.
24189 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24190 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24191 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24193 2008-02-25 Richard Guenther <rguenther@suse.de>
24195 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24196 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24197 (lookup_decl_from_uid): Declare.
24198 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24199 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24200 (decl_for_uid_map): New global hashtable mapping DECL_UID
24202 (init_ttree): Allocate it.
24203 (insert_decl_to_uid_decl_map): New helper function.
24204 (make_node_stat): Insert new decls into the map.
24205 (copy_node_stat): Likewise.
24206 (lookup_decl_from_uid): New function.
24207 (print_decl_for_uid_map_statistics): New helper.
24208 (dump_tree_statistics): Call it.
24210 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24211 (referenced_var_iterator): Adjust.
24212 (FOR_EACH_REFERENCED_VAR): Adjust.
24213 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24214 (num_referenced_vars): Adjust.
24215 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24216 (first_referenced_var): Remove.
24217 (end_referenced_vars_p): Likewise.
24218 (next_referenced_var): Likewise.
24219 (referenced_var_iterator_set): New helper function.
24220 * tree-dfa.c (referenced_var_lookup): Adjust.
24221 (referenced_var_check_and_insert): Likewise.
24222 (remove_referenced_var): Likewise.
24223 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24224 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24225 (verify_call_clobbering): Likewise.
24226 (verify_memory_partitions): Likewise.
24227 (init_tree_ssa): Allocate bitmap instead of hashtable for
24229 (delete_tree_ssa): Adjust.
24230 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24231 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24232 (compute_tag_properties): Likewise.
24233 (set_initial_properties): Likewise.
24234 (find_partition_for): Likewise.
24235 (update_reference_counts): Likewise.
24236 (dump_may_aliases_for): Likewise.
24237 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24238 (add_call_clobber_ops): Likewise.
24239 (add_call_read_ops): Likewise.
24240 (get_asm_expr_operands): Likewise.
24241 * tree-into-ssa.c (dump_decl_set): Likewise.
24242 (update_ssa): Likewise.
24243 * tree-sra.c (scan_function): Likewise.
24244 (decide_instantiations): Likewise.
24245 (scalarize_parms): Likewise.
24246 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24247 (dsa_named_for): Likewise.
24248 * tree-ssa-structalias.c (update_alias_info): Likewise.
24249 (merge_smts_into): Likewise.
24251 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24254 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24255 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24256 * alias.h (nonoverlapping_memrefs_p): Likewise.
24258 2008-02-25 Jan Beulich <jbeulich@novell.com>
24260 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24261 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24262 __emultls_get_address, __emultls_register_common,
24263 __floatundi?f, and _Unwind_GetIPInfo.
24264 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24265 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24266 (gen_regparm_prefix): Likewise.
24267 (i386_nlm_encode_section_info): Sync with
24268 config/i386/winnt.c:i386_pe_encode_section_info().
24269 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24270 i386_nlm_mangle_decl_assembler_name): New.
24271 (netware_override_options): New.
24272 * config/i386/netware.h (netware_override_options): Declare.
24273 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24274 (i386_nlm_mangle_decl_assembler_name): Declare.
24275 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24277 2008-02-25 Ben Elliston <bje@au.ibm.com>
24280 * c-decl.c (grokdeclarator): Remove unused local variables
24281 `typedef_type' and `type_as_written'.
24283 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24284 unused local variable `has_hot_blocks'.
24285 (fix_crossing_conditional_branches): Remove unused local variable
24288 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24290 PR middle-end/19984
24291 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24292 using DEF_C99_BUILTIN.
24293 (BUILT_IN_NANF): Ditto.
24294 (BUILT_IN_NANL): Ditto.
24296 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24297 Revital Eres <eres@il.ibm.com>
24299 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24300 regarding the order of two dependent insns in the same row.
24302 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24304 * stor-layout.c (layout_decl): Do not bump the alignment of a
24305 bit-field to more than byte alignment if it is packed.
24307 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24309 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24312 2008-02-24 Diego Novillo <dnovillo@google.com>
24314 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24317 * tree-vrp.c (vrp_evaluate_conditional): With
24318 -Wtype-limits, emit a warning when comparing against a
24319 constant outside the natural range of OP0's type.
24320 * c.opt (Wtype-limits): Move ...
24321 * common.opt (Wtype-limits): ... here.
24323 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24325 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24326 * config/rs6000/e300c2c3.md: New file.
24327 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24329 (rs6000_override_options): Add e300c2 and e300c3 cases to
24330 processor_target_table. Do not allow usage of Altivec or Spe
24331 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24332 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24333 * config/rs6000/rs6000.h (processor_type): Add
24334 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24335 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24336 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24337 and ppce300c3. Include e300c2c3.md.
24339 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24341 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24342 instead of TARGET_STRICT_ALIGN.
24344 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24346 * explow.c (memory_address): Assert that the generated address is
24349 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24352 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24353 * config/darwin-ppc-ldouble-patch.def: New file.
24354 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24355 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24356 SUBTARGET_INIT_BUILTINS if defined.
24357 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24360 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24363 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24364 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24366 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24369 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24370 file" warning condtional on -Winvalid-PCH.
24372 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24374 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24376 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24380 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24381 prevent reload from using MMX registers.
24382 (*mov<mode>_internal): Ditto.
24383 (*movv2sf_internal_rex64): Ditto.
24384 (*movv2sf_internal): Ditto.
24386 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24388 PR documentation/31569
24389 * doc/install.texi2html: Use makeinfo --no-number-sections.
24391 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24393 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24394 ensure that we can address an entire entity > 8 bytes. Don't
24395 generate reg+reg addressing for such data.
24397 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24399 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24400 strings when optimizing for size, unless the target cares about
24403 2008-02-22 Tom Tromey <tromey@redhat.com>
24405 * regclass.c (current_pass): Remove declaration.
24407 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24409 * config/avr/libgcc.S (__RAMPZ__): Define.
24410 (__do_copy_data): Add for devices with 128KB code memory.
24412 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24414 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24416 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24418 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24420 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24423 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24426 * c-typeck.c (build_binary_op): Warn about floating point
24427 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24429 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24432 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24433 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24435 (rs6000_override_options): Set altivec_abi as default, not override,
24436 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24437 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24438 is used; use new member spe_abi.
24439 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24440 spe_abi and altivec_abi.
24442 2008-02-22 Tomas Bily <tbily@suse.cz>
24444 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24446 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24449 * config.build (build_file_translate): Set to `CMD //c' only if
24451 * Makefile.in (build_file_translate): Improve comment.
24453 2008-02-21 Jan Hubicka <jh@suse.cz>
24455 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24456 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24457 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24459 2008-02-21 Michael Matz <matz@suse.de>
24462 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24464 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24466 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24467 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24468 as insn constraint.
24469 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24470 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24471 SSE_VEC_FLOAT_MODE_P as insn constraint.
24472 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24473 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24474 sse4a_movntdf using MODEF mode iterator.
24475 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24476 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24477 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24478 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24479 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24480 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24481 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24483 2008-02-21 Richard Guenther <rguenther@suse.de>
24485 * tree.def (PAREN_EXPR): New tree code.
24486 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24488 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24489 * expr.c (expand_expr_real_1): Likewise.
24490 * tree-inline.c (estimate_num_insns_1): Likewise.
24491 * tree-complex.c (expand_complex_move): Likewise.
24492 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24495 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24498 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24500 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24503 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24505 * config/sh/sh.c (find_barrier): Don't go past
24506 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24508 2008-02-20 DJ Delorie <dj@redhat.com>
24510 * config/h8300/h8300.md (insv): Force source operand to be a register.
24512 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24513 as a jump, not as a plain insn.
24515 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24517 * doc/invoke.texi (Warning Options): Add new option
24518 -Wframe-larger-than=.
24519 (-Wframe-larger-than): Document.
24521 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24522 Add declarations for new option variables.
24524 * final.c (final_start_function): Check the frame size
24525 before emission and issue a Wframe-larger-than warning.
24527 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24528 Add definitions for new option variables.
24529 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24531 * common.opt (Wframe-larger-than=): New option.
24533 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24535 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24536 (<sse>_div<mode>3): Ditto.
24537 (<sse>_vmdiv<mode>3): Ditto.
24538 (<sse>_vmsqrt<mode>2): Ditto.
24539 (*smax<mode>3): Ditto.
24540 (sse5_frcz<mode>2): Ditto.
24541 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24542 as insn constraint.
24544 2008-02-20 Richard Guenther <rguenther@suse.de>
24546 PR middle-end/35265
24547 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24548 be happy with INTEGRAL_TYPE_P.
24550 2008-02-20 Richard Guenther <rguenther@suse.de>
24552 * fold-const.c (split_tree): Associate floatig-point expressions
24553 if flag_associative_math is set.
24555 2008-02-20 Richard Guenther <rguenther@suse.de>
24557 * tree.h (fold_real_zero_addition_p): Declare.
24558 * fold-const.c (fold_real_zero_addition_p): Export.
24559 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24560 floating-point operations with zero and one.
24562 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24564 * doc/install.texi: Correct references to CFLAGS, replacing them
24565 with BOOT_CFLAGS. Document flags used during bootstrap for
24568 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24570 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24571 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24572 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24574 (smin<mode>3): Ditto from similar patterns.
24575 (smax<mode>3): Ditto.
24576 (*ieee_smin<mode>3): Ditto.
24577 (*ieee_smax<mode>3): Ditto.
24578 * config/i386/sse.md (sse): New mode attribute.
24579 (mov<mode>): Macroize expander from movv4sf and movv2df using
24580 SSEMODEF2P mode iterator.
24581 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24582 SSE_VEC_FLOAT_MODE_P as insn constraint.
24583 (storent<mode>): Ditto.
24584 (storent<mode>): Macroize expander from storentsf and storentdf using
24585 MODEF mode iterator.
24586 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24587 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24588 (abs<mode>2): Ditto from similar patterns.
24589 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24590 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24591 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24592 (<sse>_vmsqrt<mode>2): Ditto.
24593 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24594 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24595 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24596 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24597 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24598 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24599 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24601 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24602 iterator and SSE_FLOAT_MODE_P as insn constraint.
24603 (<sse>_ucomi): Ditto from similar patterns.
24604 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24605 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24606 SSE_VEC_FLOAT_MODE_P as insn constraint.
24607 (vcond<mode>): Ditto from similar patterns.
24608 (and<mode>3, *and<mode>3): Ditto.
24609 (<sse>_nand<mode>3): Ditto.
24610 (ior<mode>3, *ior<mode>3): Ditto.
24611 (xor<mode>3, *xor<mode>3): Ditto.
24612 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24613 iterator and SSE_FLOAT_MODE_P as insn constraint.
24614 (*nand<mode>3): Ditto from similar patterns.
24615 (*ior<mode>3): Ditto.
24616 (*xor<mode>3): Ditto.
24618 2008-02-20 Ira Rosen <irar@il.ibm.com>
24620 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24621 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24622 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24624 2008-02-19 Jan Hubicka <jh@suse.cz>
24626 * predict.c (tree_bb_level_predictions): Remove variable next
24627 mistakely introduced by previous commit.
24629 2008-02-19 Jan Hubicka <jh@suse.cz>
24631 * predict.c (predict_paths_leading_to): Rewrite.
24632 (predict_paths_for_bb): New.
24633 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24635 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24638 * Makefile.in (build_file_translate): New.
24639 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24640 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24641 * configure.ac (build_file_translate): Substitute it.
24642 * configure: Regenerate.
24644 2008-02-19 Jan Hubicka <jh@suse.cz>
24646 PR rtl-optimization/34408
24647 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24650 2008-02-19 Jan Hubicka <jh@suse.cz>
24652 PR middle-end/28779
24653 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24656 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24659 * config/i386/i386-modes.def: Revert the last DI alignment
24660 change until Ada people can look into it.
24662 2008-02-19 Nick Clifton <nickc@redhat.com>
24664 * opts.c (print_specific_help): Fix typo in --help text.
24666 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24669 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24670 32-bit inline asm without asm alternatives for host GCC < 3.0.
24672 2008-02-19 Richard Guenther <rguenther@suse.de>
24674 PR tree-optimization/34989
24675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24676 Allow propagation to INDIRECT_REF if we can simplify only.
24678 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24680 * c-common.c (warn_for_collisions_1): Use appropriate option when
24683 2008-02-19 Nick Clifton <nickc@redhat.com>
24686 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24687 (handle_options): Fix indentation.
24688 (print_filtered_help): If no language-specific options were
24689 displayed tell the user how to list all the options supported by
24690 the language's front-end.
24691 (print_specific_help): Fix indentation and remove duplicate line.
24692 (common_handle_option): Handle the -v option.
24693 For --help enable the display of undocumented options if the -v
24694 switch has been included on the command line.
24695 For --help= check for overlaps in the arguments between the option
24696 classes and the language names and issue a warning when they
24697 cannot be disambiguated.
24698 * c.opt (v): Pass on to the common option handler.
24700 2008-02-19 Revital Eres <eres@il.ibm.com>
24702 * modulo-sched.c (sms_schedule): Change dump message when
24703 create_ddg function fails.
24704 (try_scheduling_node_in_cycle): Rename row to cycle.
24705 (print_partial_schedule): Rename CYCLE to ROW.
24707 2008-02-19 Christian Bruel <christian.bruel@st.com>
24708 Zdenek Dvorak <ook@ucw.cz>
24710 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24712 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24715 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24716 (*x86_movdicc_0_m1_se): Ditto.
24718 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24720 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24721 (CMPtype): Define as __gcc_CMPtype.
24722 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24723 (CMPtype): Define as __gcc_CMPtype.
24725 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24727 Support valgrind 3.3 for --enable-checking=valgrind.
24728 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24730 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24731 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24732 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24733 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24734 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24735 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24736 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24738 * ggc-zone.c: Similar.
24739 * ggc-page.c: Similar.
24741 2008-02-19 Paul Brook <paul@codesourcery.com>
24744 * config/arm/ieee754-df.S: Fix do_it typo.
24745 * config/arm/ieee754-sf.S: Fix do_it typo.
24747 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24750 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24751 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24752 (OPTION_MASK_ISA_SSE_SET): Likewise.
24753 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24754 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24755 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24756 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24757 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24758 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24759 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24760 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24761 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24762 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24763 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24764 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24765 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24766 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24767 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24768 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24769 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24770 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24771 (OPTION_MASK_ISA_SSE4): Removed.
24772 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24773 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24774 (override_options): Don't turn on implied SSE/MMX bits in
24777 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24779 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24782 2008-02-18 Joey Ye <joey.ye@intel.com>
24784 PR middle-end/34921
24785 * tree-nested.c (insert_field_into_struct): Set type alignment
24786 to field alignment if the former is less than the latter.
24788 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24790 * BASE-VER: Set to 4.4.0.
24792 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24794 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24795 * doc/cfg.texi: Likewise.
24796 * doc/extend.texi: Likewise.
24797 * doc/gty.texi: Likewise.
24798 * doc/invoke.texi: Likewise.
24799 * doc/loop.texi: Likewise.
24800 * doc/md.texi: Likewise.
24801 * doc/passes.texi: Likewise.
24802 * doc/rtl.texi: Likewise.
24803 * doc/sourcebuild.texi: Likewise.
24804 * doc/tm.texi: Likewise.
24805 * doc/tree-ssa.texi: Likewise.
24807 2008-02-17 Richard Guenther <rguenther@suse.de>
24809 PR middle-end/35227
24810 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24811 without default definition.
24813 2008-02-17 Richard Guenther <rguenther@suse.de>
24815 PR tree-optimization/35231
24816 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24819 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24822 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24823 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24824 libgcc_cmp_return mode.
24826 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24829 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24831 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24833 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24836 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24838 * doc/c-tree.texi: Use `@.' where appropriate.
24839 * doc/extend.texi: Likewise.
24840 * doc/install.texi: Likewise.
24841 * doc/invoke.texi: Likewise.
24842 * doc/loop.texi: Likewise.
24843 * doc/makefile.texi: Likewise.
24844 * doc/md.texi: Likewise.
24845 * doc/passes.texi: Likewise.
24846 * doc/standards.texi: Likewise.
24847 * doc/tm.texi: Likewise.
24849 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24851 PR middle-end/35196
24852 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24854 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24855 rather than in entry_bb.
24857 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24859 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24860 libgcc_cmp_return mode.
24862 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24864 PR middle-end/35130
24865 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24866 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24868 2008-02-15 Richard Guenther <rguenther@suse.de>
24869 Zdenek Dvorak <ook@ucw.cz>
24871 PR tree-optimization/35164
24872 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24873 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24874 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24875 Only propagate addresses which do not have abnormal SSA_NAMEs
24878 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24881 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24883 2008-02-15 Jan Hubicka <jh@suse.cz>
24885 PR middle-end/35149
24886 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24888 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24890 PR middle-end/34621
24891 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24892 when calculating alignment_pad.
24894 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24896 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24897 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24898 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24899 and STACK_BOUNDARY define.
24901 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24903 PR preprocessor/35061
24904 * c-pragma.c (handle_pragma_pop_macro): Check that
24905 pushed_macro_table has been allocated.
24907 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24909 PR middle-end/35136
24910 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24911 (force_gimple_operand): Likewise.
24912 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24913 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24914 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24915 (find_interesting_uses_address): Check addressability and alignment
24916 of the base expression only after substituting bases of IVs into it.
24918 2008-02-14 Michael Matz <matz@suse.de>
24921 * function.c (instantiate_virtual_regs_in_insn): Reload address
24922 before falling back to reloading the whole operand.
24924 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24926 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24927 before the first section switch note.
24929 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24931 * doc/bugreport.texi: Update copyright years.
24932 * doc/c-tree.texi: Likewise.
24933 * doc/cfg.texi: Likewise.
24934 * doc/cpp.texi: Likewise.
24935 * doc/cppinternals.texi: Likewise.
24936 * doc/fragments.texi: Likewise.
24937 * doc/frontends.texi: Likewise.
24938 * doc/gcc.texi: Likewise.
24939 * doc/gty.texi: Likewise.
24940 * doc/hostconfig.texi: Likewise.
24941 * doc/implement-c.texi: Likewise.
24942 * doc/libgcc.texi: Likewise.
24943 * doc/loop.texi: Likewise.
24944 * doc/makefile.texi: Likewise.
24945 * doc/options.texi: Likewise.
24946 * doc/passes.texi: Likewise.
24947 * doc/rtl.texi: Likewise.
24948 * doc/sourcebuild.texi: Likewise.
24949 * doc/standards.texi: Likewise.
24950 * doc/tree-ssa.texi: Likewise.
24951 * doc/trouble.texi: Likewise.
24953 * doc/extend.texi: Use @: or add comma where appropriate.
24954 * doc/invoke.texi: Likewise.
24955 * doc/tm.texi: Likewise.
24957 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24960 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24963 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24965 * doc/md.texi (clz, ctz): Add reference.
24966 * doc/rtl.texi (clz, ctz): Likewise.
24968 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24971 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24974 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24976 * config/s390/s390.c (struct constant_pool): New field
24977 emit_pool_after added.
24978 (s390_mainpool_start): Set the emit_pool_after flag according
24979 to the section switch notes.
24980 (s390_mainpool_finish): Consider emit_pool_after when emitting
24981 the literal pool at the end of the function.
24982 (s390_chunkify_start): Force literal pool splits at section
24985 2008-02-13 Michael Matz <matz@suse.de>
24988 * var-tracking.c (clobber_variable_part): Correctly traverse the
24991 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24994 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24995 Add -fdump-ipa-inline.
24996 * tree-dump.c (dump_files): Remove tree-inlined dump.
24997 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24999 2008-02-12 Richard Guenther <rguenther@suse.de>
25001 PR tree-optimization/35171
25002 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25005 2008-02-12 Richard Guenther <rguenther@suse.de>
25007 PR middle-end/35163
25008 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25009 value-preserving mode. Disallow final truncation.
25011 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25013 PR middle-end/35136
25014 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25015 code from here to...
25016 (force_gimple_operand): ...here.
25018 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25021 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25022 non-compatible pointers.
25023 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25024 different FIELD_DECLs, try harder by comparing field offsets, sizes
25027 PR inline-asm/35160
25028 * function.c (match_asm_constraints_1): Don't replace the same input
25031 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25033 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25034 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25035 (expand_epilogue): Restore RAMPZ register.
25036 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25038 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25040 * config/i386/cygwin.asm: (__alloca): Correct calling
25041 convention and alignment.
25042 (__chkstk): Force 8 byte stack alignment.
25044 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25045 Richard Guenther <rguenther@suse.de>
25047 PR tree-optimization/33992
25048 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25049 the zero we compare against.
25051 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25053 PR libfortran/35063
25054 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25055 to CloseHandle after unlocking to prevent accumulation of handle
25058 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25060 PR middle_end/34150
25061 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25062 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25063 and update LABEL_NUSES during and after reload.
25065 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25067 PR middle-end/34627
25068 * combine.c (simplify_if_then_else): Make sure the comparison is
25069 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25071 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25074 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25075 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25076 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25077 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25078 * tree.h (get_type_static_bounds): Likewise.
25080 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25082 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25083 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25084 Make -Wfoo language annotations match what the compiler outputs.
25086 2008-02-08 Sa Liu <saliu@de.ibm.com>
25088 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25089 intrinsics spu_convts, spu_convtu, spu_convtf.
25091 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25093 * doc/extend.texi (Function Attributes) <noinline>: Mention
25094 asm ("") as method to keep calls.
25096 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25099 * doc/options.texi (Options): Replace references to opts.sh with
25101 * opts-common.c: Likewise.
25102 * optc-gen.awk: Likewise.
25104 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25106 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25108 2008-02-07 Richard Henderson <rth@redhat.com>
25111 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25112 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25115 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25117 PR tree-optimization/35085
25118 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25119 for operand entry oe2 in addition to operand entry oe3 in order to
25120 expose more opportunities for vectorizer sum reduction.
25122 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25125 * Makefile.in (LIBS): Remove $(GMPLIBS).
25126 (cc1-dummy, cc1): Add $(GMPLIBS).
25128 2008-02-06 Jan Hubicka <jh@suse.cz>
25131 * i386.md (moddf_integer): Do not produce partial memory stalls for
25132 targets where it hurts.
25134 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25137 * optabs.c (expand_float): Do not check for decimal modes when
25138 expanding unsigned integer through signed conversion.
25140 2008-02-06 Nick Clifton <nickc@redhat.com>
25142 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25143 inside the clobber with a match_operand and duplicated operand
25144 number in the constraint.
25145 (ineqbranchsi): Delete redundant comment.
25147 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25149 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25150 builtin_define ("__USE_INIT_FINI__").
25151 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25153 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25155 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25157 PR documentation/30330
25158 * doc/invoke.texi (C++ Dialect Options)
25159 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25160 For each warning option -Wfoo that allows -Wno-foo, ensure both
25161 -Wfoo and -Wno-foo are listed in the option index. Fix index
25162 entry of -Wswitch-default, index -Wnormalized= including the
25163 `=', and -Wlarger-than-@var{len} including @var{len}.
25165 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25167 * config/i386/i386.md (floatunssisf2): Use
25168 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25169 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25170 Macroize expander using MODEF mode iterator.
25172 2008-02-05 Diego Novillo <dnovillo@google.com>
25174 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25177 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25179 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25182 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25184 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25187 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25188 to indicate if a message should be generated.
25189 (init_cumulative_args): Updated.
25190 (function_value_32): Likewise.
25192 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25194 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25196 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25199 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25200 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25202 2008-02-04 Diego Novillo <dnovillo@google.com>
25204 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25207 * tree-vrp.c (vrp_evaluate_conditional): With
25208 -Wtype-limits, emit a warning when comparing against a
25209 constant outside the natural range of OP0's type.
25211 2008-02-04 Richard Guenther <rguenther@suse.de>
25213 PR middle-end/33631
25214 * expr.c (count_type_elements): Give for unions instead of
25217 2008-02-04 Richard Guenther <rguenther@suse.de>
25219 PR middle-end/35043
25220 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25221 to TYPE_DOMAINs base type instead of using bitsizetype here.
25223 2008-02-03 Jason Merrill <jason@redhat.com>
25225 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25227 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25230 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25231 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25232 (RS/6000 and PowerPC Options): Fix typos and markup.
25233 * doc/passes.texi (Tree-SSA passes): Likewise.
25235 2008-02-02 Michael Matz <matz@suse.de>
25238 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25239 from record_last_reg_set_info.
25240 (record_last_reg_set_info): Take an RTX argument, iterate over all
25241 constituent hardregs.
25242 (record_last_set_info, record_opr_changes): Change calls to
25243 new signature or to record_last_reg_set_info_regno.
25245 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25247 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25249 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25251 PR rtl-optimization/34773
25252 * reg-notes.def (EQUAL): Mention significance of combination of
25253 REG_EQUAL and REG_RETVAL.
25254 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25255 insn that has a REG_RETVAL.
25257 2008-02-01 Roger Sayle <roger@eyesopen.com>
25260 * configure.ac (--enable-fixed-point): Disable unless explicitly
25262 * configure: Regenerate.
25264 2008-02-01 Richard Guenther <rguenther@suse.de>
25267 * invoke.texi (-finline-limit): Remove no longer true parts
25268 of the documentation. Note that there is no default value.
25270 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25271 Mark Mitchell <mark@codesourcery.com>
25272 Ben Elliston <bje@au.ibm.com>
25275 * doc/extend.texi (Other Builtins): Document.
25277 2008-01-31 Tom Browder <tom.browder@gmail.com>
25279 * doc/c-tree.texi (Types): Fix grammar.
25280 (Expression trees): Ditto.
25281 * doc/passes.texi (Tree-SSA passes): Ditto.
25283 * doc/configterms.texi (Configure Terms): Fix typo.
25284 * doc/cpp.texi (Common Predefined Macros): Ditto.
25285 * doc/md.texi (Machine Constraints): Ditto.
25287 * doc/makefile.texi (Makefile): Add comma.
25289 2008-01-31 Tom Browder <tom.browder@gmail.com>
25290 Gerald Pfeifer <gerald@pfeifer.com>
25292 * doc/sourcebuild.texi (Front End): Remove references to CVS
25293 and CVSROOT/modules.
25294 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25295 (Back End): Remove reference to CVS.
25297 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25300 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25302 (mips16_gp_pseudo_reg): ...here.
25303 * config/mips/mips.md (load_const_gp): Replace with...
25304 (load_const_gp_<mode>): ...this :P-based insn.
25306 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25308 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25309 options. Minor fixes.
25310 (-std): Move reference to standards closer to where language
25311 standards are first mentioned.
25313 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25315 PR rtl-optimization/34995
25316 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25317 parameter and return a bool. If the rtx parameter is nonnull,
25318 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25319 (find_reloads): Update call accordingly. Pass the new operand
25320 if it needed no address reloads, otherwise pass null.
25322 2008-01-30 Richard Henderson <rth@redhat.com>
25325 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25326 for unbounded arrays.
25328 2008-01-30 Silvius Rus <rus@google.com>
25330 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25332 2008-01-30 Jan Hubicka <jh@suse.cz>
25335 * i386.c (init_cumulative_args): Use real function declaration when
25338 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25340 PR rtl-optimization/34998
25341 * global.c (build_insn_chain): Treat non-subreg_lowpart
25342 SUBREGs of pseudos as clobbering all the words covered by the
25343 SUBREG, not just all the bytes.
25344 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25345 original df_ref rather than an extract parameter.
25346 (global_conflicts): Update call accordingly.
25348 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25350 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25351 the overflow check to make it easier to read.
25352 (__fixtfdi): Change the type of the ll member in union
25353 long_double to UDItype_x.
25355 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25357 PR middle-end/34969
25358 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25359 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25360 * tree-inline.c (fold_marked_statements): Call
25361 cgraph_update_edges_for_call_stmt if folding a call statement.
25362 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25363 debug_generic_stmt calls, reset it back afterwards.
25366 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25368 * c-typeck.c (build_external_ref): Don't pedwarn about
25369 static vars in current function's scope.
25371 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25373 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25375 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25378 * ipa-struct-reorg.c: Fix spelling.
25379 * params.def: Ditto.
25381 2008-01-29 Richard Guenther <rguenther@suse.de>
25383 PR middle-end/35006
25384 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25386 * tree-inline.c (remap_type): Increment remapping_type_depth
25387 around remapping types.
25388 (copy_body_r): Only add referenced variables if they are referenced
25389 from code, not types.
25391 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25402 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25403 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25405 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25408 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25409 pointer for tiny stack.
25411 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25413 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25415 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25417 * config/vx-common.h: Fix typo in comment.
25419 2008-01-28 Ian Lance Taylor <iant@google.com>
25423 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25424 coalesce pointers if they have different DECL_NO_TBAA_P values.
25425 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25426 between variables with different DECL_NO_TBAA_P values.
25428 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25431 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25432 are not legitimate small data references on SPE targets.
25434 2008-01-28 David Daney <ddaney@avtrex.com>
25436 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25438 2008-01-28 David Daney <ddaney@avtrex.com>
25440 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25442 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25444 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25445 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25446 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25447 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25448 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25449 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25450 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25451 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25453 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25455 * basic-block.h (condjump_equiv_p): Fix comment.
25457 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25459 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25460 print_generic_stmt_indented): Fix comment.
25462 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25464 * configure.ac (__stack_chk_fail): Add detecion for availability
25465 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25466 * configure: Regenerate.
25468 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25470 PR middle-end/34688
25471 * final.c (output_addr_const): Handle TRUNCATE.
25473 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25476 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25477 (zero_cost, infinite_cost): New constants.
25478 (struct cost_pair): Change type of cost to comp_cost.
25479 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25480 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25482 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25483 split_address_cost, ptr_difference_cost, difference_cost,
25484 get_computation_cost_at, get_computation_cost,
25485 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25486 determine_use_iv_cost_condition, determine_use_iv_costs,
25487 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25488 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25489 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25490 Change type of cost to comp_cost.
25491 (determine_iv_cost): Increase cost of non-original ivs, instead
25492 of decreasing the cost of original ones.
25493 (get_address_cost): Indicate the complexity of the addressing mode
25495 (try_add_cand_for): Prefer using ivs not specific to some object.
25496 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25498 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25499 Janis Johnson <janis187@us.ibm.com>
25502 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25503 (TARGET_INSTANTIATE_DECLS): Likewise.
25504 * target.h (expand_to_rtl_hook): New target hook.
25505 (instantiate_decls): Likewise.
25506 * function.c (instantiate_decl): Make non-static. Rename to...
25507 (instantiate_decl_rtl): ... this.
25508 (instantiate_expr): Use instantiate_decl_rtl.
25509 (instantiate_decls_1): Likewise.
25510 (instantiate_decls): Likewise.
25511 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25512 * function.h (instantiate_decl_rtl): Add prototype.
25513 * cfgexpand.c (target.h): New include.
25514 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25515 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25516 (TARGET_INSTANTIATE_DECLS): Likewise.
25517 (TARGET_INITIALIZER): New target hooks added.
25518 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25520 * config/rs6000/rs6000.c (tree-flow.h): New include.
25521 (machine_function): Add sdmode_stack_slot field.
25522 (rs6000_alloc_sdmode_stack_slot): New function.
25523 (rs6000_instantiate_decls): Likewise.
25524 (rs6000_secondary_memory_needed_rtx): Likewise.
25525 (rs6000_check_sdmode): Likewise.
25526 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25527 (TARGET_INSTANTIATE_DECLS): Likewise.
25528 (rs6000_hard_regno_mode_ok): Allow SDmode.
25529 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25530 (rs6000_emit_move): Handle SDmode.
25531 (function_arg_advance): Likewise.
25532 (function_arg): Likewise.
25533 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25534 SDmode var args for 32-bit compiles.
25535 (rs6000_secondary_reload_class): Handle SDmode.
25536 (rs6000_output_function_epilogue): Likewise.
25537 (rs6000_function_value): Simplify if statement.
25538 (rs6000_libcall_value): Likewise.
25539 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25540 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25541 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25542 (movsd_hardfloat): New define_insn.
25543 (movsd_softfloat): Likewise.
25544 (movsd_store): Likewise.
25545 (movsd_load): Likewise.
25546 (extendsddd2): Likewise.
25547 (extendsdtd2): Likewise.
25548 (truncddsd2): Likewise.
25549 (movdd_hardfloat64): Fixup comment.
25550 (UNSPEC_MOVSD_LOAD): New constant.
25551 (UNSPEC_MOVSD_STORE): Likewise.
25553 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25556 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25558 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25559 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25560 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25561 and TRUTH_XOR_EXPR.
25563 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25566 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25567 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25568 __LONGDOUBLE128 too.
25569 * config/rs6000/aix61.h: New file.
25571 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25573 PR rtl-optimization/34959
25574 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25575 popcount and parity rtxes the same mode as their operand.
25576 Truncate or extend the result to the return value's mode
25579 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25582 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25583 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25584 to GOT_VERSION_REGNUM.
25585 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25586 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25587 * config/mips/mips.c (mips_emit_call_insn): New function.
25588 (mips_call_tls_get_addr): Call mips_expand_call directly.
25589 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25591 (mips16_build_call_stub): Likewise. Return the call insn or null.
25592 (mips_expand_call): Update the call to mips16_build_call_stub
25593 accordingly and a remove redundant condition. Assert that MIPS16
25594 stubs do not use lazy binding. Use mips_emit_call_insn and return
25596 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25598 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25599 (mips_avoid_hazard): Remove hazard_set handling.
25600 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25601 (UNSPEC_RESTORE_GP): ...this.
25602 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25603 (FAKE_CALL_REGNO): Rename to...
25604 (GOT_VERSION_REGNUM): ...this.
25605 (type): Add "ghost" value. Add an associated insn reservation.
25606 (hazard_set): Remove.
25607 (exception_receiver): Rename to...
25608 (restore_gp): ...this and update the unspec identifier accordingly.
25609 (exception_receiver, nonlocal_got_receiver): New expanders.
25610 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25611 FAKE_CALL_REGNO. Remove hazard_set attribute.
25612 (set_got_version, update_got_version): New patterns.
25614 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25617 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25619 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25622 * doc/install.texi2html: Generate gcc-vers.texi.
25624 2008-01-25 DJ Delorie <dj@redhat.com>
25626 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25628 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25630 * config/c4x: Remove directory.
25631 * config.gcc (crx-*, mt-*): Mark obsolete.
25632 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25633 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25634 sh-*-rtemscoff*): Remove cases.
25635 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25636 * real.c (encode_c4x_single, decode_c4x_single,
25637 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25638 c4x_extended_format): Remove.
25639 * real.h (c4x_single_format, c4x_extended_format): Remove.
25640 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25642 (Pragmas): Remove comment about c4x pragmas.
25643 * doc/install.texi (c4x): Remove target-specific instructions.
25644 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25645 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25646 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25647 refer to C4x source files as examples.
25648 (C4X_FLOAT_FORMAT): Remove documentation.
25650 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25652 * config/bfin/bfin.c (override_options): Reorder tests so that
25653 flag_pic gets enabled for -msep-data.
25655 2008-01-25 Richard Guenther <rguenther@suse.de>
25657 PR middle-end/32244
25658 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25659 to its bitfield precision if required.
25661 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25663 PR middle-end/33880
25664 * tree-nested.c (walk_omp_for): New function.
25665 (convert_nonlocal_reference, convert_local_reference): Call
25666 walk_omp_for on OMP_FOR.
25667 (convert_call_expr): Call walk_body on OMP_FOR's
25668 OMP_FOR_PRE_INIT_BODY.
25670 2008-01-25 Richard Guenther <rguenther@suse.de>
25672 PR tree-optimization/34966
25673 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25674 default defs and PHI_NODEs we have to insert after the
25675 defining statement.
25677 2008-01-24 Nick Clifton <nickc@redhat.com>
25679 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25680 Provide a default definition.
25681 (LIBGCC2_UNITS_PER_WORD): Likewise.
25683 * config/stormy16/stormy16.c: Include df.h for the prototype
25684 for df_regs_ever_live_p.
25685 (xstormy16_expand_builtin_va_start): Convert the stack offset
25686 into a component_ref and then use POINTER_PLUS_EXPR to add it
25687 to the incoming_virtual_args_rtx.
25688 (xstormy16_gimplify_va_arg_expr): Rename to
25689 xstormy16_gimplify_va_arg_expr.
25690 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25691 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25692 xstormy16_gimplify_va_arg_expr.
25693 Fix up some formatting issues.
25695 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25696 Move to predicates.md.
25697 (xs_hi_general_operand): Likewise.
25698 (xs_hi_nonmemory_operand): Likewise.
25699 * config/stormy16/predicates.md:
25700 (xstormy16_carry_plus_operand): New predicate.
25701 (xs_hi_general_operand): New predicate.
25702 (xs_hi_nonmemory_operand): New predicate.
25703 * config/stormy16/stormy16-protos.h:
25704 (xstormy16_carry_plus_operand): Delete prototype.
25705 (xs_hi_general_operand): Likewise.
25706 (xs_hi_nonmemory_operand): Likewise.
25708 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25709 modifiers as they are no longer needed and they can trigger
25710 reload spill failures.
25712 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25713 with a match_operand in order to help reload.
25715 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25716 constraint with 'e' for the 8th alternative as this version of
25717 the mov.w instruction only accepts the lower 8 registers.
25719 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25722 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25723 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25726 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25728 PR middle-end/33333
25729 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25731 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25733 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25735 (remove_structure): Update allocations list before removing structure.
25737 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25739 * ipa-struct-reorg.c (is_safe_cond_expr,
25740 create_new_stmts_for_cond_expr): Use integer_zerop function,
25741 that recognize not only zero-pointer, but zero-integer too.
25743 2008-01-25 Ben Elliston <bje@au.ibm.com>
25746 * fixproto: Escape "." in sed expression that strips leading "./".
25748 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25751 * gcc.c (SWITCH_OK): Removed.
25752 (SWITCH_LIVE): Changed to bit.
25753 (SWITCH_FALSE): Likewise.
25754 (SWITCH_IGNORE): Likewise.
25755 (switchstr): Change live_cond to unsigned int.
25756 (process_command): Replace SWITCH_OK with 0.
25757 (do_self_spec): Likewise.
25758 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25759 (give_switch): Likewise.
25760 (used_arg): Likewise.
25761 (do_spec_1): Set the SWITCH_IGNORE bit.
25762 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25763 bits. Set the SWITCH_LIVE bit.
25765 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25767 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25769 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25771 PR tree-optimization/34472
25772 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25773 parameter to a "bool *" and set *DATA to false if there is
25774 an unsafe access. Do not delete the structure here.
25775 (check_cond_exprs): Delete it here instead.
25776 (check_cond_exprs, exclude_cold_structs): Do not increase
25777 I when removing a structure.
25779 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25782 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25783 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25785 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25787 PR middle-end/34934
25788 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25789 a fixed vector for stack.
25791 2008-01-24 Ben Elliston <bje@au.ibm.com>
25794 * doc/gcc.texi (Software development): Add a direntry for g++.
25796 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25798 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25799 stale and straggling -fforce-addr comments above.
25801 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25803 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25804 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25806 2008-01-23 Michael Matz <matz@suse.de>
25809 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25812 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25814 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25815 malloc result type.
25817 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25819 * config/avr/avr.c (avr_current_arch): New variable.
25820 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25821 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25822 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25823 (avr_override_options): Init 'avr_current_arch'.
25824 (base_arch_s): Move from here...
25825 * config/avr/avr.h (base_arch_s): ... here. Add new members
25826 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25827 'mega' to 'have_jmp_call'.
25828 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25829 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25831 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25833 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25834 MULTILIB_MATCHES): Ditto.
25836 2008-01-23 Richard Guenther <rguenther@suse.de>
25838 PR middle-end/31529
25839 * cgraphunit.c (cgraph_reset_node): Always mark the node
25840 not reachable if it is not queued already.
25842 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25844 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25845 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25846 (cputype_selected): New static variable.
25847 (bfin_handle_option): Set it if -mcpu is used.
25848 (override_option): Select default set of workarounds if no cpu type
25849 selected on the command line.
25850 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25852 From Michael Frysinger <michael.frysinger@analog.com>
25853 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25854 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25856 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25857 for bf547, bf523, bf524, and bf526.
25858 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25860 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25861 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25862 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25863 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25864 * doc/invoke.texi (Blackfin Options): Document that
25865 -mcpu now accept bf547, bf523, bf524, and bf526.
25867 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25869 PR rtl-optimization/34628
25870 * combine.c (try_combine): Stop and undo after the first combination
25871 if an autoincrement side-effect on the first insn has effectively
25874 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25877 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25878 Offset addresses are not valid for Altivec or paired float modes.
25880 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25883 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25884 if DECL_INITIAL (decl) is error_mark_node.
25887 * c-common.c (handle_vector_size_attribute): Only allow
25888 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25889 the same way as pointer, array etc. types.
25890 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25893 * tree.c (build_type_attribute_qual_variant): Call
25894 build_qualified_type if attributes are equal, but quals are not.
25896 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25899 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25900 * flags.h (warn_strict_aliasing): Remove.
25901 (warn_strict_overflow): Remove.
25902 * opts.c (warn_strict_aliasing): Remove.
25903 (warn_strict_overflow): Remove.
25904 * c-opts.c (c_common_handle_option): -Wall only sets
25905 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25906 (c_common_post_options): Give default values to -Wstrict-aliasing
25907 and -Wstrict-overflow if they are uninitialized.
25908 * common.opt (Wstrict-aliasing): Specify Var and Init.
25909 (Wstrict-overflow): Likewise.
25911 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25913 PR rtl-optimization/26854
25914 PR rtl-optimization/34400
25915 PR rtl-optimization/34884
25916 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25918 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25919 (df_rd_bb_info.expanded_lr_out): Deleted
25920 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25921 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25922 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25923 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25924 Removed code to allocate, initialize or free expanded_lr_out.
25925 (df_rd_bb_local_compute_process_def): Restructured to make more
25927 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25928 sets if the sets are being trimmed.
25930 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25933 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25934 (as_vers): Likewise.
25935 * configure: Regenerated.
25937 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25939 PR middle-end/33092
25940 * tree-pass.h (pass_build_alias): New pass.
25941 * tree-ssa-alias.c (gate_build_alias): New.
25942 (pass_build_alias): New.
25943 * passes.c (init_optimization_passes): Add pass_build_alias after
25944 pass_create_structure_vars.
25946 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25948 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25949 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25950 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25951 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25952 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25953 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25954 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25955 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25956 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25957 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25958 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25959 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25960 * config/s390/s390.md (FP_ALL): New mode iterator.
25961 (_d): New mode attribute.
25962 ("*signbit<mode>2>"): Changed mode of first operand.
25963 ("isinf<mode>2"): Changed mode of first operand.
25964 ("*TDC_insn"): Adaptation for DFP modes.
25966 2008-01-22 Ben Elliston <bje@au.ibm.com>
25968 * tree.c (check_qualified_type): Improve function description.
25970 2008-01-21 Jason Merrill <jason@redhat.com>
25973 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25974 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25977 2008-01-21 DJ Delorie <dj@redhat.com>
25979 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25982 2008-01-21 Richard Guenther <rguenther@suse.de>
25984 PR middle-end/34856
25985 * tree-cfg.c (verify_expr): Allow all invariant expressions
25986 instead of just constant class ones as reference argument.
25987 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25988 like any other constant.
25989 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25991 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25993 * regmove.c (fixup_match_1): Update call crossed frequencies.
25995 2008-01-21 Richard Guenther <rguenther@suse.de>
25998 * tree-inline.c (setup_one_parameter): Deal with mismatched
25999 types using a VIEW_CONVERT_EXPR.
26001 2008-01-21 Alon Dayan <alond@il.ibm.com>
26002 Olga Golovanevsky <olga@il.ibm.com>
26004 PR tree-optimization/34701
26005 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26006 when the structure size is not a power of 2.
26008 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26010 * doc/install.texi: Add doc for --enable-checking=df.
26012 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26014 PR rtl-optimization/34808
26015 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26017 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26019 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26022 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26024 PR rtl-optimization/26854
26025 PR rtl-optimization/34400
26026 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26028 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26029 (df_rd_bb_info.expanded_lr_out): New.
26030 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26031 * loop_iv.c (iv_analysis_loop_init): Ditto.
26032 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26033 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26034 Added code to allocate, initialize or free expanded_lr_out.
26035 (df_rd_bb_local_compute_process_def): Restructured to make
26036 more understandable.
26037 (df_rd_confluence_n): Add code to do nothing with fake edges and
26038 code to no apply invalidate_by_call sets if the sets are being trimmed.
26039 (df_lr_local_finalize): Renamed to df_lr_finalize.
26040 (df_live_local_finalize): Renamed to df_live_finalize.
26042 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26045 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26046 deciding whether to use reciprocal instructions.
26048 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26050 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26051 dwarf2out_note_section_used if cold_text_section is NULL.
26053 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26055 PR gcov-profile/34610
26056 * tree-cfg.c (make_edges): Mark both outgoing edges from
26057 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26058 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26059 from OMP_FOR and OMP_CONTINUE outgoing edges.
26061 * tree-profile.c (tree_profiling): Return early if
26062 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26064 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26065 from cfun to child_cfun.
26066 * function.h (struct function): Add after_tree_profile bit.
26068 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26070 * config/avr/avr.S (_exit): Disable interrupt.
26072 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26073 Steven Bosscher <stevenb.gcc@gmail.com>
26075 PR rtl-optimization/26854
26076 PR rtl-optimization/34400
26077 * df-problems.c (df_live_scratch): New scratch bitmap.
26078 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26079 (df_live_reset): Clear the proper bitmaps.
26080 (df_live_bb_local_compute): Only process the artificial defs once
26081 since the order is not important.
26082 (df_live_init): Init the df_live sets only with the variables
26083 found live by df_lr.
26084 (df_live_transfer_function): Use the df_lr sets to prune the
26085 df_live sets as they are being computed.
26086 (df_live_free): Free df_live_scratch.
26088 2008-01-18 Ian Lance Taylor <iant@google.com>
26090 * common.opt: Add fmerge-debug-strings.
26091 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26092 flag_merge_debug_strings rather than flag_merge_constants.
26093 * doc/invoke.texi (Option Summary): Mention
26094 -fmerge-debug-strings.
26095 (Debugging Options): Document -fmerge-debug-strings.
26097 2008-01-18 Ian Lance Taylor <iant@google.com>
26100 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26101 (struct tree_function_decl): Add new field operator_new_flag.
26102 * tree-inline.c (expand_call_inline): When inlining a call to
26103 operator new, force the return value to go into a variable, and
26104 set DECL_NO_TBAA_P on that variable.
26105 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26107 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26110 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26111 DWARF2_DEBUGGING_INFO.
26112 (dwarf2out_note_section_used): Ditto. Add prototype.
26113 (have_multiple_function_sections, text_section_used,
26114 cold_text_section_used, *cold_text_sections): Move declarations
26117 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26119 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26120 field and add signal_ra.
26121 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26122 assignments to frame state pc. Move end of stack check after
26123 MD_FALLBACK_FRAME_STATE_FOR.
26124 (uw_update_context_1): Use frame state signal_regs if set, instead
26125 of checking signal_frame flag.
26126 (uw_update_context): Use frame state signal_ra if set.
26127 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26128 * config/xtensa/linux-unwind.h: New file.
26130 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26132 * modulo-sched.c (get_sched_window): Fix comment typo.
26134 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26136 PR tree-optimization/34648
26137 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26139 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26141 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26142 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26144 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26146 PR rtl-optimization/34400
26147 * df-core.c (df_worklist_dataflow_overeager,
26148 df_worklist_dataflow_doublequeue): New functions.
26149 (df_worklist_dataflow): Two different worklist solvers.
26150 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26153 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26156 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26157 and ftree-parallelize-loops.
26159 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26161 PR rtl-optimization/34826
26162 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26164 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26166 * global.c (find_reg): Mark the eh regs as used if necessary.
26167 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26168 * ra.h (struct allocno): no_eh_reg field added. Changed
26169 no_stack_reg type to bitfield.
26171 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26173 * tree.c (substitute_in_expr): Add missing 'break'.
26175 2008-01-17 Richard Guenther <rguenther@suse.de>
26177 PR tree-optimization/34825
26178 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26179 x / x as division to handle.
26181 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26183 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26184 "-pthread" is specified.
26185 * pa-hpux11.h (LIB_SPEC): Likewise.
26187 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26188 Peter Bergner <bergner@vnet.ibm.com>
26190 PR rtl-optimization/33796
26191 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26193 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26195 PR libgfortran/34699
26196 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26198 * pa-hpux10.h (LINK_SPEC): Likewise.
26199 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26201 2008-01-16 Richard Guenther <rguenther@suse.de>
26203 PR middle-end/32628
26204 * fold-const.c (fold_convert_const_int_from_int): Do not
26205 set overflow if that occured only because of a sign extension
26206 change when converting from/to a sizetype with the same
26207 precision and signedness.
26209 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26212 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26213 location address to the correct place. Update copyright year.
26215 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26217 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26218 no dependences in the dependence_relations vector.
26220 2008-01-16 Jan Hubicka <jh@suse.cz>
26222 PR rtl-optimization/31396
26223 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26224 * cfg.c (dump_reg_info): Print it.
26225 * regs.h (struct reg_info_t): add freq_calls_crossed.
26226 (REG_FREQ_CALLS_CROSSED): New macro.
26227 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26228 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26229 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26230 regmove_optimize): Update call crossed frequencies.
26231 * local-alloc.c (struct qty): Add freq_calls_crossed.
26232 (alloc_qty): Copute freq_calls_crossed.
26233 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26234 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26235 * ra.h (struct allocno): Add freq_calls_crossed.
26237 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26239 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26240 libgomp when compiling with ftree-parallelize-loops.
26241 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26243 2008-01-16 Richard Guenther <rguenther@suse.de>
26245 PR tree-optimization/34769
26246 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26247 * tree.c (int_cst_value): Instead make this function more
26248 permissive in what it accepts as valid input. Document this
26249 function always sign-extends the value.
26251 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26252 Richard Guenther <rguenther@suse.de>
26255 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26256 (gimple_fold_indirect_ref_rhs): ... this.
26257 (gimple_fold_indirect_ref): New function with foldings
26258 that preserve lvalueness.
26259 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26260 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26261 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26262 to fold an INDIRECT_REF, fall back to the old use of
26263 fold_indirect_ref_1.
26265 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26267 * tree-data-ref.c (subscript_dependence_tester_1): Call
26268 free_conflict_function.
26269 (compute_self_dependence): Same.
26271 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26274 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26275 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26277 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26278 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26279 for DWARF2_UNWIND_INFO targets.
26281 2008-01-16 Richard Guenther <rguenther@suse.de>
26284 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26285 type qualifiers for function types.
26287 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26289 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26290 loop_iterator li from previous commit.
26292 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26294 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26296 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26298 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26299 (parallelize_loops): Don't parallelize irreducible components.
26301 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26304 * c-opts (c_common_post_options): Do not enable CPP
26305 flag_pedantic_errors by default.
26307 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26309 PR rtl-optimization/31944
26310 * cse.c (remove_pseudo_from_table): New function.
26311 (merge_equiv_classes): Use above function to remove pseudo-registers.
26312 (invalidate): Likewise.
26314 2008-01-13 Richard Guenther <rguenther@suse.de>
26316 PR middle-end/34601
26317 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26318 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26320 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26322 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26323 validate_change to unshare the source of the PC set.
26325 2008-01-12 Jan Hubicka <jh@suse.cz>
26327 PR middle-end/32135
26328 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26329 references above array bounds. This might trigger bounds checks for
26330 pointers to arrays.
26332 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26334 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26335 new_replaceable_dependencies.
26337 2008-01-12 Doug Kwan <dougkwan@google.com>
26339 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26340 instead of OPT_Wreturn_type in warning due to ignored return type
26342 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26343 options included in -Wextra.
26344 * c.opt: New option -Wignored_qualifiers.
26345 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26346 -Wignore_qualifiers.
26347 (-Wignored-qualifiers): Document.
26348 (-Wreturn-type): Remove description of functionality now handled
26349 by -Wignored-qualifiers.
26351 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26354 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26355 NOP_EXPR if it is between integral types with the same precision.
26357 2008-01-12 Jan Hubicka <jh@suse.cz>
26360 * invoke.texi (max-inline-recursive-depth): Fix default value.
26362 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26364 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26367 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26369 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26371 2008-01-11 James E. Wilson <wilson@specifix.com>
26374 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26376 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26378 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26379 save/restore frame pointer register and don't use 'call-prologues'
26380 optimization in function with "OS_task" attribute.
26382 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26384 PR middle-end/31309
26385 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26386 when copying to memory.
26388 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26390 PR rtl-optimization/30905
26391 * cfgcleanup.c: Include dce.h
26392 (crossjumps_occured): New global variable.
26393 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26394 If something changed, set crossjumps_occured to true.
26395 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26396 Don't add/remove fake edges to exit here...
26397 (cleanup_cfg): ...but do it here, when crossjumping.
26398 Run a fast DCE when successful crossjumps occured in the latest
26399 iteration of try_optimize_cfg.
26401 2008-01-11 Richard Guenther <rguenther@suse.de>
26403 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26404 (struct vn_unary_op_s): Likewise.
26405 (vn_reference_insert): Free old reference on hash collision.
26407 2008-01-10 Raksit Ashok <raksit@google.com>
26409 PR rtl-optimization/27971
26410 * combine.c (find_split_point): Split PLUS expressions which are
26411 inside a MEM rtx, and whose first operand is complex.
26413 2008-01-10 DJ Delorie <dj@redhat.com>
26415 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26416 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26417 (m32c_hard_regno_ok): Call the underlying function.
26419 2008-01-10 Richard Guenther <rguenther@suse.de>
26421 PR middle-end/34683
26422 * tree-cfg.c (tree_merge_blocks): Do not go through the
26423 full-blown folding and stmt updating path if we just deal
26424 with virtual operands.
26425 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26426 test for abnormal SSA_NAMEs.
26428 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26430 PR middle-end/34641
26431 * reload.c (push_reload): Add assertions. All constants from
26432 reg_equiv_constant should have been used for replacing the respective
26434 (find_reloads_address): Invoke find_reloads_address_part for
26435 constant taken from the reg_equiv_constant array.
26437 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26439 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26440 field (valnum) the first in the struct. Replace bools with
26443 2008-01-10 Richard Guenther <rguenther@suse.de>
26445 PR tree-optimization/34651
26446 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26447 types and ordering for masking and converting.
26449 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26451 PR tree-optimization/34017
26452 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26453 also for PHI_NODE expressions.
26455 2008-01-09 Jan Hubicka <jh@suse.cz>
26457 PR tree-optimization/34708
26458 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26459 based on number of case labels.
26460 (init_inline_once): Remove switch_cost.
26461 * tree-inline.h (eni_weights_d): Remove switch_cost.
26463 2008-01-09 Richard Guenther <rguenther@suse.de>
26464 Andrew Pinski <andrew_pinski@playstation.sony.com>
26466 PR middle-end/30132
26467 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26468 temporary if an rvalue is ok or an lvalue is not required.
26470 2008-01-09 Richard Guenther <rguenther@suse.de>
26472 PR middle-end/34458
26473 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26474 adjust return type.
26476 2008-01-09 Richard Guenther <rguenther@suse.de>
26478 PR middle-end/34679
26479 * tree.c (host_integerp): Check for sizetype only if the
26480 type is an integer type.
26482 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26485 * opts.c (decode_options): Disable inlining of functions called
26486 once if not in unit-at-a-time mode.
26488 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26490 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26492 2008-01-08 Richard Guenther <rguenther@suse.de>
26494 PR middle-end/31863
26495 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26496 out early if the result will be unused.
26498 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26503 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26504 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26507 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26509 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26510 for vectorization tuned.
26512 2008-01-08 Richard Guenther <rguenther@suse.de>
26514 PR tree-optimization/34683
26515 * tree-ssa-operands.c (operand_build_cmp): Export.
26516 * tree-ssa-operands.h (operand_build_cmp): Declare.
26517 * tree-vn.c (vuses_compare): Remove.
26518 (sort_vuses): Use operand_build_cmp.
26519 (sort_vuses_heap): Likewise.
26520 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26521 to re-use old VEC if available. Do not sort already sorted VUSEs.
26522 (vdefs_to_vec): Do not sort already sorted VDEFs.
26524 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26526 PR middle-end/34694
26527 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26529 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26532 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26533 limitations of reciprocal sequences on x86 targets.
26535 2008-01-08 Richard Guenther <rguenther@suse.de>
26537 PR tree-optimization/34683
26538 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26540 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26543 * config/darwin.c (darwin_mergeable_string_section): Don't use
26544 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26546 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26549 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26550 negxf2. Macroize expander using X87MODEF mode iterator. Change
26551 predicates of op0 and op1 to register_operand.
26552 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26553 expander using X87MODEF mode iterator. Change predicates of
26554 op0 and op1 to register_operand.
26555 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26556 corresponding patterns and macroize using MODEF macro. Change
26557 predicates of op0 and op1 to register_operand and remove
26558 "m" constraint. Disparage "r" alternative with "!".
26559 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26560 macroize using X87MODEF macro. Change predicates of op0 and op1
26561 to register_operand and remove "m" constraint. Disparage "r"
26562 alternative with "!".
26563 (absneg splitter with memory operands): Remove.
26564 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26565 patterns and macroize using X87MODEF mode iterator.
26566 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26567 Change predicate of op1 to register_operand.
26568 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26569 for memory operands.
26571 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26573 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26575 2008-01-07 Richard Guenther <rguenther@suse.de>
26577 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26580 2008-01-07 Richard Guenther <rguenther@suse.de>
26582 PR tree-optimization/34683
26583 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26584 VOPs of the needed size to save memory. Use VEC_quick_push
26585 to save compile-time.
26586 (vdefs_to_vec): Likewise.
26588 2008-01-07 Sa Liu <saliu@de.ibm.com>
26590 * config/spu/spu.md (divdf3): Genetate inline code for double
26591 division. The implementation doesn't handle INF or NAN, therefore it
26592 only applies when -ffinite-math-only is given.
26594 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26597 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26598 * doc/cpp.texi ([Common Predefined Macros]): Document.
26600 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26602 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26603 order to use commutative addition instead of subtraction.
26605 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26606 Mircea Namolaru <namolaru@il.ibm.com>
26607 Vladimir Yanovsky <yanov@il.ibm.com>
26608 Revital Eres <eres@il.ibm.com>
26610 PR tree-optimization/34263
26611 * tree-outof-ssa.c (process_single_block_loop_latch,
26612 contains_tree_r): New functions.
26613 (analyze_edges_for_bb): Call process_single_block_loop_latch
26614 function to empty single-basic-block latch block if possible.
26616 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26618 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26620 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26622 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26624 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26626 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26628 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26630 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26632 PR tree-optimization/34618
26633 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26636 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26639 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26640 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26641 Update copyright year.
26643 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26644 Update copyright year.
26645 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26648 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26650 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26651 edge does not point to current bb before changing need_assert.
26653 2008-01-04 Richard Guenther <rguenther@suse.de>
26655 PR middle-end/34029
26656 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26657 for verifying purposes if they are is_gimple_min_invariant.
26659 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26661 PR tree-optimization/34448
26662 PR tree-optimization/34465
26663 * gimplify.c (gimplify_init_constructor): Add new parameter
26664 notify_temp_creation. Use it.
26665 (gimplify_modify_expr_rhs): Take volatiles into account when
26666 optimizing constructors.
26667 Do not optimize constructors if gimplify_init_constructor will dump to
26669 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26670 * gcc.c-torture/compile/pr34448.c: New.
26672 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26674 PR gcov-profile/34609
26675 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26676 return_slot if result is TREE_ADDRESSABLE.
26678 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26680 * config/mips/mips.md (sqrt_condition): Tweak comment.
26681 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26683 2008-01-03 Tom Tromey <tromey@redhat.com>
26686 * c-common.c (c_type_hash): Handle VLAs.
26688 2008-01-03 Jan Hubicka <jh@suse.cz>
26690 PR tree-optimization/31081
26691 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26692 0 when inlining and not inlining to first basic block.
26693 (remap_decl): When var is initialized to 0, don't set default_def.
26694 (expand_call_inline): Set entry_bb.
26695 * tree-inline.h (copy_body_data): Add entry_bb.
26697 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26700 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26703 PR tree-optimization/29484
26704 * tree-inline.c (inline_forbidden_p_2): New function.
26705 (inline_forbidden_p): Disallow inlining if some static var
26706 has an address of a local LABEL_DECL in its initializer.
26707 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26710 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26712 PR tree-optimization/34635
26713 * tree-data-ref.c (add_other_self_distances): Make sure that the
26714 evolution step is constant.
26716 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26718 PR middle-end/34608
26719 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26721 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26723 * tree-sra.c (scalarize_init): Insert the generate_element_init
26724 statements after the generate_element_zero statements.
26726 2008-01-02 Richard Guenther <rguenther@suse.de>
26728 PR middle-end/34093
26729 PR middle-end/31976
26730 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26731 for very large number of operands instead of ICEing.
26733 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26736 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26737 while stack probing.
26739 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26741 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26744 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26746 PR libmudflap/26442
26747 * tree-mudflap.c (mx_register_decls): Guard warning by
26748 !DECL_ARTIFICIAL check.
26750 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26752 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26753 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26754 sse5_perm<mode>): Fix constraints.