1 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
4 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*', x86
5 parts into the `i[34567]86-*-linux*' and parts that are independent of
6 the processor architecture into the `*-*-linux*' cases.
7 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
8 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
9 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
10 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
11 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
12 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
13 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
15 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
17 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
18 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
19 (ls2_idiv): Likewise idiv3.
20 (ls2_prefetch): New reservation.
21 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
22 * config/mips/mips.md (type): Add imul3nc and idiv3.
23 (length): Handle idiv3.
24 (any_mod): New code_iterator.
25 (u): Handle MOD and UMOD.
26 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
27 (prefetch): Handle TARGET_LOONGSON_2EF.
29 2008-11-13 Jakub Jelinek <jakub@redhat.com>
32 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
33 (prune_unused_types_walk): Call it for non-perennial local classes.
34 Set die_mark to 2 if recursing on children. If die_mark is 1 on
35 entry, just set it to 2 and recurse on children, don't walk attributes
38 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
40 * c-common.c (warn_about_parentheses): Add missing whitespace
43 2008-11-13 Paul Brook <paul@codesourcery.com>
45 * doc/invoke.texi: Document --fix-cortex-m3.
46 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
47 Cortex-M3 cpu is selected.
48 (output_move_double): Avoid overlapping base register and first
49 destination register when fix_cm3_ldrd.
50 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
52 2008-11-13 Jakub Jelinek <jakub@redhat.com>
55 * gimple.h (gimple_range_check_failed): Remove prototype.
56 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
58 (gimple_range_check_failed): Removed.
60 2008-11-13 Andrew Haley <aph@redhat.com>
63 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
66 2008-11-12 Jakub Jelinek <jakub@redhat.com>
70 2007-05-07 Mike Stump <mrs@apple.com>
71 * doc/invoke.texi (Warning Options): Document that -Wempty-body
72 also checks for and while statements in C++.
74 2008-11-12 Dodji Seketeli <dodji@redhat.com>
77 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
78 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
79 - which clones are reachable - as "abstract and needed".
80 * cgraph.c (cgraph_release_function_body): If a node is
81 "abstract and needed", do not release its DECL_INITIAL() content
82 that will be needed to emit debug info.
84 2008-11-12 Steve Ellcey <sje@cup.hp.com>
87 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
88 to set HAVE_GETIPINFO.
89 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
90 * configure: Regenerate.
91 * config.in: Regenerate.
93 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
96 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
98 2008-11-12 Jakub Jelinek <jakub@redhat.com>
101 2008-10-21 Jakub Jelinek <jakub@redhat.com>
102 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
104 2008-11-12 Jason Merrill <jason@redhat.com>
107 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
110 2008-11-12 Anatoly Sokolov <aesok@post.ru>
112 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
113 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
115 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
116 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
118 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
120 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
121 packed-stack special handling.
122 (FRAME_ADDR_RTX): Add definition.
124 2008-11-12 Jakub Jelinek <jakub@redhat.com>
127 * fold-const.c (native_encode_string): New function.
128 (native_encode_expr): Use it for STRING_CST.
130 2008-11-12 DJ Delorie <dj@redhat.com>
132 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
133 insns if the intermediate value will be used later.
135 2008-11-12 Andreas Schwab <schwab@suse.de>
137 * config/m68k/m68k.c (print_operand): Mask off extra extension
138 bits when writing out the representation of real values.
140 2008-11-12 Ira Rosen <irar@il.ibm.com>
142 PR tree-optimization/38079
143 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
146 2008-11-12 Jakub Jelinek <jakub@redhat.com>
149 * c-pretty-print.c (pp_c_complex_expr): New function.
150 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
153 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
154 than INNER and INNER is a constant, forcibly align INNER as much
157 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
159 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
161 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
163 PR rtl-optimization/37363
164 * simplify-rtx.c (simplify_plus_minus): Don't create (const (minus ...))
167 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
169 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
172 2008-11-10 Catherine Moore <clm@codesourcery.com>
174 * config.gcc (mips64vrel-*-elf*): Include the tm_file
176 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
177 (BASE_DRIVER_SELF_SPECS): Remove.
178 (DRIVER_SELF_SPECS): New definition.
179 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
180 BASE_DRIVER_SELF_SPECS.
181 * config/mips/sde.h: Likewise.
182 * config/mips/iris6.h: Likewise.
183 * config/mips/vr.h: Likewise.
184 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
186 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
188 PR rtl-optimizations/37948
189 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
190 (ira_create_copy, ira_add_allocno_copy): New parameter.
192 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
193 to ira_add_allocno_copy.
194 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
195 parameter to process_regs_for_copy.
196 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
197 Fix typo in passing second allocno to ira_add_allocno_copy.
199 * ira-color.c (update_conflict_hard_regno_costs): Use head of
200 coalesced allocnos list.
201 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
203 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
204 (add_ira_allocno_to_ordered_bucket): Rename to
205 add_allocno_to_ordered_bucket.
206 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
207 head of coalesced allocnos list.
208 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
209 Check that it is aready calculated.
210 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
211 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
213 (coalesce_allocnos): Do extended coalescing too.
215 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
216 parameter to ira_add_allocno_copy.
218 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
220 (print_copy): Print copy origination too.
222 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
225 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
227 PR rtl-optimization/37514
228 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
229 flag_ira_share_spill_slots to 2 if it's already non-zero.
230 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
231 flag_ira_share_spill_slots is 2.
233 2008-11-10 Kevin Buettner <kevinb@redhat.com>
235 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
236 (prologue_enter_32): Set FB to SP - 4.
238 2008-11-10 DJ Delorie <dj@redhat.com>
240 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
241 constraint for single-bit-clear in lower byte of HI constant, vs
242 Imb which just ignores the upper byte.
243 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
244 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
245 (iorhi3_16): Check for single bit set, not single bit clear.
247 2008-11-10 Janis Johnson <janis187@us.ibm.com>
249 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
251 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
253 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
255 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
256 values living in memory and use more precise alignment information.
258 2008-11-10 Jakub Jelinek <jakub@redhat.com>
261 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
262 after __mf_check call if the call must end a bb.
264 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
268 * combine.c (force_to_mode): Do not process vector types.
270 * rtlanal.c (nonzero_bits1): Do not process vector types.
271 (num_sign_bit_copies1): Likewise.
273 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
275 * config/i386/gnu.h: Add copyright and licensing header.
276 * config/gnu.h: Likewise.
278 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
280 * fwprop.c (fwprop_done): Call df_remove_problem.
282 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
285 * tree-scalar-evolution.c (instantiate_scev_1): Return
286 chrec_dont_know for VL_EXP_CLASS_P.
288 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
290 * reg-stack.c (reg_to_stack): Add missing braces in memset
293 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
295 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
296 (NO_PROFILE_COUNTERS): New define.
298 2008-11-06 David Edelsohn <edelsohn@gnu.org>
301 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
303 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
306 * config/sparc/constraints.md (D): New.
307 * config/sparc/predicates.md (const_double_or_vector_operand): New.
308 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
310 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
311 Use the 'D' constraint in addition to 'F' in some alternatives.
312 (DF splitter): Generalize for V64mode.
313 * doc/md.texi (SPARC): Document the 'D' constraint.
315 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
317 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
319 2008-11-06 Ben Elliston <bje@au.ibm.com>
321 * gcc.c: Remove ancient comment about a bug in Sun cc.
323 2008-11-05 Janis Johnson <janis187@us.ibm.com>
325 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
327 2008-11-06 Ben Elliston <bje@au.ibm.com>
329 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
331 2008-11-06 Ben Elliston <bje@au.ibm.com>
333 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
336 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
339 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
342 2008-11-05 Martin Jambor <mjambor@suse.cz>
345 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
346 pointer arithmetics into array_ref if the array is accessed
347 through an indirect_ref.
349 2008-11-05 Richard Guenther <rguenther@suse.de>
352 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
353 qualified pointer conversion before stripping qualifiers.
354 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
355 * tree-flow.h (may_propagate_address_into_dereference): Declare.
356 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
359 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
360 properly canonicalize binary ops.
361 (forward_propagate_addr_expr_1): Use
362 may_propagate_address_into_dereference.
364 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
367 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
368 Initialize uninitialized input registers with a NaN.
370 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
374 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
376 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
380 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
381 exits and conditions.
382 * testsuite/gcc.dg/graphite/pr37943.c: New.
384 2008-11-04 Jakub Jelinek <jakub@redhat.com>
385 Andrew Pinski <andrew_pinski@playstation.sony.com>
388 * c-common.c (warn_for_sign_compare): For complex result_type
389 use component's type.
391 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
393 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
395 * print-tree.c (print_node): Don't print DECL_INITIAL
399 * c-common.c (parse_optimize_options): Save and restore
400 flag_strict_aliasing around decode_options call.
402 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
405 (host_detect_local_cpu): Use it instead of casted strings to
406 compare vendor signatures.
408 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
411 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
412 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
414 2008-11-03 Catherine Moore <clm@codesourcery.com>
416 * config/mips.c (mips_conditional_register_usage): Handle the
417 DSP control register.
418 * doc/extend.texi: Document the DSP control register.
420 2008-11-03 Steve Ellcey <sje@cup.hp.com>
421 Jakub Jelinek <jakub@redhat.com>
423 * omp-low.c (expand_omp_for_generic): If iter_type has different
424 precision than type and type is a pointer type, cast n1 and n2
425 first to an integer type with the same precision as pointers
426 and only afterwards to iter_type.
428 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
430 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
431 (UNSPEC_GOTSYM_OFF): New unspec.
432 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
433 (pic_add_dot_plus_eight): Likewise.
434 (tls_load_dot_plus_eight): Likewise. Update peephole2.
435 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
436 UNSPEC_PIC_BASE operands.
437 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
438 (arm_output_addr_const_extra): Handle it.
440 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
442 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
443 integer class to full integer class if the offset is not word-aligned.
445 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
448 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
450 (doloop_optimize): Update call to doloop_modify.
452 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
454 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
456 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
459 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
460 gcc_cv_as_cfi_directive.
461 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
462 merging read-only and read-write sections or assembler emits
463 read-write .eh_frame sections.
464 * configure: Regenerate.
466 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
469 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
471 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
473 (rs6000_emit_prologue): Invert logic.
474 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
475 (reg:P 11) instead of match_operand.
476 (*save_fpregs_<mode>): Likewise.
477 (*restore_gpregs_<mode>): Likewise.
478 (*return_and_restore_gpregs_<mode>): Likewise.
479 (*return_and_restore_fpregs_<mode>): Likewise.
480 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
481 (reg:P 11) insted of match_operand.
482 (*restore_gpregs_spe): Likewise.
483 (*return_and_restore_gpregs_spe): Likewise.
485 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
487 PR tree-optimization/37684
488 * gcc.dg/graphite/pr37684.c: New.
489 * graphite.c (exclude_component_ref): New.
490 (is_simple_operand): Call exclude_component_ref.
492 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
494 PR tree-optimization/36908
495 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
496 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
497 (number_of_rw_in_partition): New.
498 (partition_contains_all_rw): New.
499 (ldist_gen): Do not distribute when one of the partitions
500 contains all the memory operations.
502 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
504 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
505 EDGE_IRREDUCIBLE_LOOP.
507 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
509 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
510 where we have one entry point in the loop which isn't the head.
512 2008-11-03 Richard Guenther <rguenther@suse.de>
515 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
517 2008-11-03 Jakub Jelinek <jakub@redhat.com>
520 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
521 for ipa and simple ipa passes.
523 2008-11-02 Richard Guenther <rguenther@suse.de>
525 PR tree-optimization/37542
526 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
527 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
528 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
529 (vn_nary_op_insert_stmt): Likewise.
530 (visit_use): Likewise.
532 2008-11-02 Anatoly Sokolov <aesok@post.ru>
534 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
536 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
537 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
538 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
539 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
540 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
541 peephole2's): Replace unspec with rotate.
542 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
544 2008-11-02 Richard Guenther <rguenther@suse.de>
546 PR tree-optimization/37991
547 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
548 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
549 (set_ssa_val_to): Print if the value changed.
550 (simplify_binary_expression): Strip useless conversions.
552 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
555 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
558 2008-11-01 Richard Guenther <rguenther@suse.de>
561 * builtins.c (fold_builtin_strspn): Return a size_t.
562 (fold_builtin_strcspn): Likewise.
564 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
566 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
567 attribute for struct return convention.
569 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
571 * config/rs6000/crtsavres.asm: Really, really delete.
573 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
575 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
577 (rs6000_emit_prologue): Invert logic.
578 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
579 (reg:P 11) instead of match_operand.
580 (*save_fpregs_<mode>): Likewise.
581 (*restore_gpregs_<mode>): Likewise.
582 (*return_and_restore_gpregs_<mode>): Likewise.
583 (*return_and_restore_fpregs_<mode>): Likewise.
584 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
585 (reg:P 11) insted of match_operand.
586 (*restore_gpregs_spe): Likewise.
587 (*return_and_restore_gpregs_spe): Likewise.
589 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
591 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
592 list of word switches that take args.
594 2008-10-30 Jakub Jelinek <jakub@redhat.com>
596 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
597 (s390_output_pool_entry): Call it through for_each_rtx.
600 * expr.c (store_constructor): For vectors, if target is a MEM, use
601 target's MEM_ALIAS_SET instead of elttype alias set.
603 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
606 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
609 2008-10-29 David Edelsohn <edelsohn@gnu.org>
612 * config/rs6000/predicates.md (word_offset_memref_operand):
613 Restructure code and look inside auto-inc/dec addresses.
615 2008-10-29 Steve Ellcey <sje@cup.hp.com>
618 * libgcov.c ( __gcov_indirect_call_profiler): Check
619 TARGET_VTABLE_USES_DESCRIPTORS.
621 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
623 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
624 (INITIAL_FRAME_POINTER_OFFSET): Remove.
625 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
626 offset if eliminating soft frame pointer.
627 * config/spu/spu.md (stack_protect_set, stack_protect_test)
628 (stack_protect_test_si): Add initial machine description
629 for Stack Smashing Protector
631 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
634 * c-common.c (min_precision): Move to...
635 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
636 * tree.h (tree_int_cst_min_precision): Declare.
637 * c-common.h (min_precision): Delete declaration.
638 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
639 multiplication of non-negative integer constants.
640 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
641 tree_int_cst_min_precision.
642 (finish_enum): Likewise.
644 2008-10-29 Joseph Myers <joseph@codesourcery.com>
647 * convert.c (convert_to_real): Do not optimize conversions of
648 binary arithmetic operations between binary and decimal
649 floating-point types. Consider mode of target type in determining
650 decimal type for arithmetic. Unless
651 flag_unsafe_math_optimizations, do not optimize binary conversions
652 where this may change rounding behavior.
653 * real.c (real_can_shorten_arithmetic): New.
654 * real.h (real_can_shorten_arithmetic): Declare.
656 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
658 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
659 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
660 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
662 (must_save_p): For some workarounds, interrupts need to clobber a
664 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
665 and LC1 for WA_05000257.
666 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
667 WA_05000283 and WA_05000315.
668 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
669 (movbi): Add alternative to set CC to 1; improve code for setting
671 (dummy_load): New pattern.
673 2008-10-29 Jakub Jelinek <jakub@redhat.com>
676 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
677 BLKmode for non-memory, convert using a wider MODE_INT mode
681 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
682 that haven't been removed yet.
684 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
686 * config/bfin/bfin.c (struct machine_function): New member
688 (bfin_expand_movmem): Set it when generating memcpy insns.
689 (n_regs_saved_by_prologue, expand_prologue_reg_save,
690 expand_epilogue_reg_restore): If we have hardware loops,
691 memcpy insns (indicated by has_loopreg_clobber) or function
692 calls, we need to save the loop registers.
694 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
696 * config/i386/i386.c (core2_cost): Fix typos in comments.
698 2008-10-28 Jakub Jelinek <jakub@redhat.com>
701 * combine.c (make_compound_operation): Don't call make_extraction with
703 (simplify_shift_const_1): Canonicalize count even if complement_p.
705 2008-10-28 Joseph Myers <joseph@codesourcery.com>
707 * convert.c (strip_float_extensions): Do not remove or introduce
708 conversions between binary and decimal floating-point types.
710 2008-10-28 Jakub Jelinek <jakub@redhat.com>
713 * fold-const.c (distribute_bit_expr): Convert common, left and
714 right arguments to type.
716 2008-10-28 Nick Clifton <nickc@redhat.com>
718 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
719 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
720 call_really_used_regs array rather than the call_used_regs array.
721 (mn10300_get_live_callee_saved_regs, expand_prologue,
722 expand_epilogue, output_tst): Likewise.
724 2008-10-27 Jakub Jelinek <jakub@redhat.com>
727 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
728 (df_get_entry_block_def_set): Neither here.
729 (df_get_regular_block_artificial_uses): Add EH_USES registers.
731 PR tree-optimization/37879
732 * predict.c (tree_estimate_probability): Check if last_stmt is
733 non-NULL before dereferencing it.
735 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
737 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
738 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
739 (ira_fast_allocation): Remove the prototype.
741 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
742 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
743 (color_pass): Modify the updated costs.
744 (ira_color): Rename to color. Make it static.
745 (ira_fast_allocation): Rename to fast_allocation. Make it static.
746 (ira_color): New function.
748 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
751 * ira-lives.c (last_call_num, allocno_saved_at_call): New
753 (set_allocno_live, clear_allocno_live, mark_ref_live,
754 mark_ref_dead): Invalidate corresponding element of
755 allocno_saved_at_call.
756 (process_bb_node_lives): Increment last_call_num. Setup
757 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
758 allocno was already saved.
759 (ira_create_allocno_live_ranges): Initiate last_call_num and
760 allocno_saved_at_call.
762 * ira-build.c (ira_create_allocno): Initiate
763 ALLOCNO_UPDATED_COVER_CLASS_COST.
764 (create_cap_allocno, propagate_allocno_info,
765 remove_unnecessary_allocnos): Remove setting updated costs.
766 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
768 * ira.c (ira): Don't call ira_fast_allocation.
770 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
773 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
776 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
778 * ira-int.h (ira_hard_regno_cover_class): New.
780 * ira-lives.c (mark_reg_live, mark_reg_dead,
781 process_bb_node_lives): Use ira_hard_regno_cover_class.
783 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
784 (setup_hard_regno_cover_class): New function.
785 (ira_init): Call setup_hard_regno_cover_class.
787 * ira-costs.c (cost_class_nums): Add comment.
788 (find_allocno_class_costs): Initiate cost_class_nums.
789 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
791 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
794 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
795 Rename to copy_info_to_removed_store_destinations. Propagate
796 conflict hard regs and register stack attribute.
798 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
801 * pa.c (function_arg_padding): Pad complex and vector types
802 upward in 64-bit runtime.
803 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
805 2008-10-26 Matthias Klose <doko@ubuntu.com>
807 * doc/install.texi: Document requirements on antlr.
809 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
811 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
814 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
817 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
818 is defined, use it to modify the constant offset.
820 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
822 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
823 and short arguments to the correct location as mandated by the ABI.
825 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
827 PR rtl-optimization/37769
828 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
830 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
832 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
833 unwind-dw2-Os-4-200.o.
835 2008-10-24 Joseph Myers <joseph@codesourcery.com>
837 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
838 (convert_for_assignment): Remove ic_argpass_nonproto cases.
840 2008-10-24 Jakub Jelinek <jakub@redhat.com>
842 PR tree-optimization/36038
843 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
844 add sizetype IV with initial value zero instead of pointer type.
846 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
849 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
850 around bit operation.
851 * profile.c (is_edge_inconsistent): Likewise.
852 * fold-const.c (truth_value_p): Move from here...
853 * tree.h (truth_value_p): ... to here.
854 * c-tree.h (c_expr): Update description of original_code.
855 * c-typeck.c (parser_build_unary_op): Set original_code.
856 (parser_build_binary_op): Update call to warn_about_parentheses.
857 * c-common.c (warn_about_parentheses): Take two additional
858 arguments of the operands. Use a switch. Quote operators
859 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
860 Add warning about !x | y and !x & y.
861 * c-common.h (warn_about_parentheses): Update declaration.
863 2008-10-24 Jakub Jelinek <jakub@redhat.com>
865 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
866 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
867 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
869 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
870 (check-%): For test targets listed in lang_checks_parallelized
871 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
872 run the testing in multiple make goals, possibly parallel, and
873 afterwards run dg-extract-results.sh to merge the sum and log files.
875 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
877 * config/mips/mips.c (mips_canonicalize_move_class): New function.
878 (mips_move_to_gpr_cost): Likewise.
879 (mips_move_from_gpr_cost): Likewise.
880 (mips_register_move_cost): Make more fine-grained.
882 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
884 * graphite.c (graphite_apply_transformations): Check for
886 * toplev.c (process_options): Add graphite_identity.
887 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
889 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
891 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
892 mulhisihl and mulhisihh builtins.
894 From Jie Zhang <jie.zhang@analog.com>
895 * config/bfin/bfin.md (composev2hi): Put operands into vector
898 2008-10-22 Chao-ying Fu <fu@mips.com>
900 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
902 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
904 From Mike Frysinger <michael.frysinger@analog.com>
905 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
906 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
907 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
908 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
909 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
910 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
911 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
912 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
913 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
914 __ADSPBF51x__ for all of them.
915 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
916 -mcpu bf512, bf514, bf516, and bf518.
917 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
918 bf512-none, bf514-none, bf516-none, and bf518-none.
919 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
920 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
921 * doc/invoke.texi (Blackfin Options): Document that
922 -mcpu now accepts bf512, bf514, bf516, and bf518.
924 2008-10-22 Jakub Jelinek <jakub@redhat.com>
927 * fold-const.c (build_range_type): For 1 .. signed_max
928 range call build_nonstandard_inter_type if signed_type_for
929 returned a type with bigger precision.
931 2008-10-22 Richard Guenther <rguenther@suse.de>
933 * tree.def (COMPLEX_TYPE): Constrain element type.
934 * tree.c (build_complex_type): Assert that.
935 * tree-ssa-structalias.c (could_have_pointers): Complex types
936 cannot have pointers.
938 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
941 * c-typeck.c (convert_for_assignment): Do not give declaration's
942 location for builtins. Spell out which type was expected and which
945 2008-10-22 Nick Clifton <nickc@redhat.com>
947 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
948 the fdpic register to be a target when running in fdpic mode.
950 2008-10-22 Rafael Espindola <espindola@google.com>
952 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
953 newly created statements.
955 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
958 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
959 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
960 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
962 2008-10-22 Jakub Jelinek <jakub@redhat.com>
965 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
966 Adjust -mcmodel=medium description for 2005-07-31 changes.
968 2008-10-22 Jan Hubicka <jh@suse.cz>
969 Jakub Jelinek <jakub@redhat.com>
972 * doc/invoke.texi: Remove references to obsoleted -d dumps.
974 2008-10-21 Richard Henderson <rth@redhat.com>
977 * emit-rtl.c (get_spill_slot_decl): Export.
978 * emit-rtl.h (get_spill_slot_decl): Declare.
979 * var-tracking.c (vt_add_function_parameters): Relax assertion
980 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
982 2008-10-21 Bob Wilson <bob.wilson@acm.org>
984 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
985 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
988 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
991 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
992 processed by get_maxval_strlen.
994 2008-10-21 David Edelsohn <edelsohn@gnu.org>
997 * tree.c (get_file_function_name): Copy first_global_object_name.
998 Centralize call to clean_symbol_name.
1000 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1002 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1003 * config/svr4.h (SVR4_ASM_SPEC): New.
1004 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1005 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1007 * doc/invoke.texi (Option Summary): Add -T to linker options.
1008 (Link Options): Document -T.
1010 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1012 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1015 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1018 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1020 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1022 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1025 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1027 * doc/install.texi: Fix typos in previous patch.
1029 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1031 * doc/install.texi: Document in-tree building of gcc and mpfr.
1033 2008-10-19 Richard Guenther <rguenther@suse.de>
1035 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1037 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1040 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1041 (build_enumerator): Convert enumerators that fit in integer to
1044 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1046 * config/i386/i386.md (unnamed peephole2): Do not force memory
1047 operands of arith or logical instructions into registers for
1048 non-TARGET_READ_MODIFY targets.
1050 (ffs_cmove): Change operand 0 predicate to register_operand.
1051 Change operand 1 predicate to nonimmediate_operand.
1053 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1055 2008-10-18 Richard Guenther <rguenther@suse.de>
1057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1058 VIEW_CONVERT_EXPR case against invalid gimple.
1060 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1062 * c-parser.c (c_parser_binary_expression): Silence the
1063 uninitialized variable warning emitted for binary_loc.
1065 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1067 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1070 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1073 * c-typeck.c (build_unary_op): Use omit_one_operand for
1074 IMAGPART_EXPR of real argument.
1076 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1078 PR tree-optimization/37664
1079 * fold-const.c (fold_binary): When optimizing comparison with
1080 highest or lowest type's value, don't consider TREE_OVERFLOW.
1082 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1085 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1086 * coverage.c: Include tm_p.h.
1087 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1088 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1089 dollar signs from PREFIX.
1090 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1091 instead of manual strip_name_encoding.
1093 2008-10-16 Richard Guenther <rguenther@suse.de>
1096 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1097 volatile qualified functions or methods as relevant.
1099 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1101 PR tree-optimization/37525
1102 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1103 sizetype unsigned constants, both in the case of C and bounds.
1105 2008-10-15 Jan Hubicka <jh@suse.cz>
1107 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1109 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1112 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1113 HARD_REGNO_CALL_PART_CLOBBERED.
1115 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1118 * ira-lives.c (mark_early_clobbers): Remove.
1119 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1120 check_and_make_def_conflicts,
1121 make_early_clobber_and_input_conflicts,
1122 mark_hard_reg_early_clobbers): New functions.
1123 (process_bb_node_lives): Call
1124 make_early_clobber_and_input_conflicts and
1125 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1127 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1128 early clobbers of pseudo-registers.
1130 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1133 * ira-build.c (ira_flattening): Recalculate
1134 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1135 from the scratch instead of the propagation.
1137 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1139 * doc/rtl.texi (const_double): Remove the "addr" operand.
1140 Describe CONST_DOUBLE_* macros under const_double rather
1142 (const_fixed): Fix the operand description.
1143 (const): Add an @findex directive.
1144 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1145 after the constant rtl table.
1146 (fix): Combine floating-point and fixed-point descriptions.
1148 * sched-deps.c (sched_analyze_2): Remove reference to
1151 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1153 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1155 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1156 for UNSPEC_GOTSYM_OFFs.
1157 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1158 (add_GOT_to_pic_reg): Use it.
1159 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1161 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1162 Harsha Jagasia <harsha.jagasia@amd.com>
1164 PR tree-optimization/37485
1165 * graphite.c (gmp_cst_to_tree): Moved.
1166 (iv_stack_entry_is_constant): New.
1167 (iv_stack_entry_is_iv): New.
1168 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1169 (loop_iv_stack_insert_constant): New.
1170 (loop_iv_stack_pop): Use new datatpype.
1171 (loop_iv_stack_get_iv): Same.
1172 (loop_iv_stack_get_iv_from_name): Same.
1173 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1174 (loop_iv_stack_patch_for_consts): New.
1175 (loop_iv_stack_remove_constants): New.
1176 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1177 (translate_clast): Call loop_iv_stack_patch_for_consts and
1178 loop_iv_stack_remove_constants.
1179 (gloog): Use new datatype. Redirect construction edge to end
1180 block to avoid accidental deletion.
1181 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1183 (union iv_stack_entry_data): New. Data in iv stack entry.
1184 (struct iv_stack_entry): New. Datatype for iv stack entries.
1186 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1188 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1189 * graphite.c (free_scop): Same.
1190 (build_scops): Same.
1191 (free_scattering): New.
1192 (build_cloog_prog): Call free_scattering.
1193 (patch_phis_for_virtual_defs): Fix memleak.
1194 (graphite_trans_bb_strip_mine): Same.
1195 (limit_scops): Same.
1197 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1198 Harsha Jagasia <harsha.jagasia@amd.com>
1200 PR tree-optimization/37828
1201 * graphite.c (graphite_trans_loop_block): Do not loop block
1202 single nested loops.
1204 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1206 PR tree-optimization/37686
1207 * tree-loop-linear.c (linear_transform_loops): Build a
1208 loop nest vector. Pass it to lambda_compute_access_matrices.
1209 * tree-data-ref.h (struct access_matrix): Store the loop nest
1210 relative to which it encodes the information.
1211 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1212 (am_vector_index_for_loop): Reimplemented: iterate over the
1213 loop nest for finding the loop index in the access matrix.
1214 (lambda_compute_access_matrices): Update declaration.
1215 * lambda-code.c (build_access_matrix): Pass the loop nest and
1217 (lambda_compute_access_matrices): Same.
1219 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1221 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1222 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1223 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1224 already implies hard float. Also fix several insn condition
1225 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1227 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1230 Based on patches by Laurent Vivier.
1231 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1232 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1233 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1234 dollar sign to underscore.
1235 (ASM_OUTPUT_EXTERNAL): Same.
1236 (ASM_OUTPUT_LABELREF): New.
1237 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1239 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1240 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1241 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1242 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1244 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1246 PR tree-optimization/36881
1247 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1248 that each value doesn't need runtime relocations, for !flag_pic
1249 check that each value is just a valid initializer constant.
1251 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1253 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1254 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1255 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1256 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1258 (REG_CLASS_NAMES): Update accordingly.
1259 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1260 rather than an unpredictable descriptive string.
1261 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1262 (mips_register_move_cost): Check for specific COP*_REGS classes,
1263 instead of ALL_COP_AND_GR_REGS.
1264 (mips_ira_cover_classes): New function.
1265 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1266 (TARGET_IRA_COVER_CLASSES): Define.
1268 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1271 * tree.c (build_type_attribute_qual_variant): Hash on the
1272 unqualified type, and don't overwrite an existing
1273 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1274 allow distinguishing between wchar_t and its underlying type. This
1275 also means that we'll retain a little more typedef information.
1277 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1278 Dmitry Melnik <dm@ispras.ru>
1279 Dmitry Zhurikhin <zhur@ispras.ru>
1280 Alexander Monakov <amonakov@ispras.ru>
1281 Maxim Kuvyrkov <maxim@codesourcery.com>
1283 * target.h (struct gcc_target): Update prototypes of needs_block_p
1285 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1286 * sel-sched.c (create_speculation_check): Likewise.
1287 * doc/tm.texi: Provide documentation for new target hooks.
1289 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1290 (ia64_gen_spec_insn): Removed.
1291 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1292 ia64_gen_spec_check): New static functions.
1293 (ia64_alloc_sched_context, ia64_init_sched_context,
1294 ia64_set_sched_context, ia64_clear_sched_context,
1295 ia64_free_sched_context, ia64_get_insn_spec_ds,
1296 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1297 (ia64_needs_block_p): Change prototype.
1298 (ia64_gen_check): Rename to ia64_gen_spec_check.
1299 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1300 into declaration, add special memory dependencies handling.
1301 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1302 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1303 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1304 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1305 Define new target hooks.
1306 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1307 (ia64_optimization_options): Turn on selective scheduling with -O3,
1308 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1309 default with selective scheduling.
1310 (ia64_override_options): Initialize align_loops and align_functions
1311 to 32 and 64, respectively. Set global selective scheduling flags
1312 according to target-dependent flags.
1313 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1314 (group_barrier_needed): Use new mstop-bit-before-check flag.
1316 (dfa_state_size): Make global.
1317 (spec_check_no, max_uid): Remove.
1318 (mem_ops_in_group, current_cycle): New variables.
1319 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1320 Initialize new variables.
1321 (is_load_p, record_memory_reference): New functions.
1322 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1324 (ia64_variable_issue): Change use of current_sched_info to
1325 sched_deps_info. Update comment. Note if a load or a store is issued.
1326 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1327 advance if maximal number of loads or stores was issued on current
1329 (scheduled_good_insn): New static helper function.
1330 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1331 a group barrier is needed. Fix vertical spacing. Guard the code
1332 doing state transition with last_scheduled_insn check.
1333 Mark that a stop bit should be before current insn if there was a
1334 cycle advance. Update current_cycle and mem_ops_in_group.
1335 (ia64_h_i_d_extended): Change use of current_sched_info to
1336 sched_deps_info. Reallocate stops_p by larger chunks.
1337 (struct _ia64_sched_context): New structure.
1338 (ia64_sched_context_t): New typedef.
1339 (ia64_alloc_sched_context, ia64_init_sched_context,
1340 ia64_set_sched_context, ia64_clear_sched_context,
1341 ia64_free_sched_context): New static functions.
1342 (gen_func_t): New typedef.
1343 (get_spec_load_gen_function): New function.
1344 (SPEC_GEN_EXTEND_OFFSET): Declare.
1345 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1346 (get_mode_no_for_insn): Change the condition that prevents use of
1347 special hardware registers so it can now handle pseudos.
1348 (get_spec_unspec_code): New function.
1349 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1350 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1351 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1352 during selective scheduling.
1353 (ia64_speculate_insn): Use ds_get_speculation_types when
1354 determining whether we need to change the pattern.
1355 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1356 (ia64_spec_check_src_p): Support new speculation/check codes.
1357 (struct bundle_state): New field.
1358 (issue_nops_and_insn): Initialize it.
1359 (insert_bundle_state): Minimize mid-bundle stop bits.
1360 (important_for_bundling_p): New function.
1361 (get_next_important_insn): Use important_for_bundling_p.
1362 (bundling): When shifting TImode from unimportant insns, ignore
1363 also group barriers. Assert that best state is found before
1364 the backward bundling pass. Print number of mid-bundle stop bits.
1365 Minimize mid-bundle stop bits. Check correct calculation of
1366 mid-bundle stop bits.
1367 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1368 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1370 (sel2_run): New variable.
1371 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1372 selective scheduling pass instead of schedule_ebbs.
1374 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1375 (UNSPEC_LDS_A): New UNSPEC.
1376 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1377 movti_internal, movsf_internal, movdf_internal,
1378 movxf_internal): Make visible. Add speculable* attributes.
1379 (output_c_nc): New mode attribute.
1380 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1381 mov<mode>_nc, zero_extend<mode>di2_nc,
1382 advanced_load_check_nc_<mode>): New insns.
1383 (zero_extend*): Add speculable* attributes.
1385 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1386 (msched-stop-bits-after-every-cycle): Likewise.
1387 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1389 (msched-spec-verbose): Remove.
1390 (msched-prefer-non-data-spec-insns,
1391 msched-prefer-non-control-spec-insns,
1392 msched-count-spec-in-critical-path,
1393 msel-sched-dont-check-control-spec): Use Target Report Var
1394 instead of Common Report Var.
1396 * config/ia64/itanium2.md: Remove incorrect bypass.
1398 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1400 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1403 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1404 and -fhelp=separate.
1406 2008-10-14 Ben Elliston <bje@au.ibm.com>
1408 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1410 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1412 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1415 2008-10-13 Matthias Klose <doko@ubuntu.com>
1417 * config/pa/linux-atomic.c: Work around missing header file
1418 for hppa64-linux-gnu targets.
1420 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1421 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1422 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1423 Grace Cao <grace_cao@playstation.sony.com>
1425 * doc/invoke.texi (-mgen-cell-microcode): Document.
1426 (-mwarn-cell-microcode): Document.
1427 * cfglayout.c (locator_location): Export.
1428 * rtl.h (locator_location): Define prototype.
1429 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1431 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1432 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1433 (mwarn-cell-microcode): New option.
1434 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1435 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1436 cell and not already set.
1437 Turn off string instructions if not generating cell microcode.
1438 (rs6000_final_prescan_insn): New function that warns about microcoded
1440 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1441 * config/rs6000/rs6000.md
1442 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1443 the instruction would have been microcoded on the Cell. Set
1444 cell_micro to always on unnamed patterns for the string instructions.
1445 (cell_micro): Update definition, remove load/store conditional
1447 (sign_extend:DI): Define new pattern for non microcoded version.
1448 (sign_extend:SI): Likewise.
1449 (compare (div:P)): Set cell_micro to not.
1450 (andsi3): Define as an expand.
1451 (andsi3_mc): New pattern.
1452 (andsi3_nomc): New pattern.
1453 (andsi3_internal0_nomc): New pattern.
1454 (andsi3_internal2): Rename to ...
1455 (andsi3_internal2_mc): this and enable iff generating microcode.
1456 (andsi3_internal3): Rename to ...
1457 (andsi3_internal3_mc): this and enable iff generating microcode.
1458 (andsi3_internal4): Enable iif generating microcode.
1459 (andsi3_internal5): Rename to ..
1460 (andsi3_internal5_mc): this and enable iff generating microcode.
1461 (andsi3_internal5_nomc): New pattern.
1462 (extzvdi_internal1): Enable iff generating microcode.
1463 (extzvdi_internal2): Likewise.
1464 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1465 (anddi3): Change to expand.
1466 (anddi3_mc): Rename from anddi3.
1467 (anddi3_no_mc): New pattern.
1468 (anddi3_internal2): Rename to ..
1469 (anddi3_internal2_mc): this and enable iff generating microcode.
1470 (anddi3_internal2_nomc): New pattern.
1471 (anddi3_internal3): Rename to ..
1472 (anddi3_internal3_mc): this and enable iff generating microcode.
1473 (anddi3_internal3_nomc): New pattern.
1474 (movti_string): Set cell_micro to always if TARGET_STRING.
1475 (stmsi8): Set cell_micro to always.
1481 (stmsi8_power): Likewise.
1482 (stmsi7_power): Likewise.
1483 (stmsi6_power): Likewise.
1484 (stmsi5_power): Likewise.
1485 (stmsi4_power): Likewise.
1486 (stmsi3_power): Likewise.
1487 (movsi_update2): Enable iff generating microcode.
1488 (movhi_update3): Likewise.
1489 (lmw): Set cell_micro to always.
1491 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1493 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1494 * config/s390/s390.c (machine_function): Remove
1495 decomposed_literal_pool_addresses_ok_p.
1496 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1497 the difference of two labels.
1498 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1499 (s390_pool_offset): New function.
1500 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1501 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1503 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1505 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1506 (powerpc*-*-linux-gnu*): Describe.
1507 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1508 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1509 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1510 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1511 config/rs6000/e500crtres32gpr.asm,
1512 config/rs6000/e500crtres64gpr.asm,
1513 config/rs6000/e500crtres64gprctr.asm,
1514 config/rs6000/e500crtrest32gpr.asm,
1515 config/rs6000/e500crtrest64gpr.asm,
1516 config/rs6000/e500crtresx32gpr.asm,
1517 config/rs6000/e500crtresx64gpr.asm,
1518 config/rs6000/e500crtsav32gpr.asm,
1519 config/rs6000/e500crtsav64gpr.asm,
1520 config/rs6000/e500crtsav64gprctr.asm,
1521 config/rs6000/e500crtsavg32gpr.asm,
1522 config/rs6000/e500crtsavg64gpr.asm,
1523 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1524 * config/rs6000/crtsavres.asm: Really remove.
1526 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1529 * c-format.c (convert_format_name_to_system_name): Use
1530 TARGET_OVERRIDES_FORMAT_INIT.
1531 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1532 * config/i386/mingw.opt: New.
1533 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1534 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1535 (ms_printf_length_specs): Removed const specifier.
1536 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1537 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1539 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1541 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1542 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1544 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1547 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1548 sure that ref has valid bb.
1550 2008-10-12 Richard Henderson <rth@redhat.com>
1553 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1554 * alias.c (value_addr_p, stack_addr_p): Remove.
1555 (nonoverlapping_memrefs_p): Remove IRA special case.
1556 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1557 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1558 * reload1.c (alter_reg): Use it.
1560 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1562 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1563 of registers instead of eax, ebx, ecx and edx. Use for loop
1564 and check register for non-zero value before the call
1565 to decode_caches_intel.
1567 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1569 PR rtl-optimization/37448
1570 * df.h: (df_ref_class): New enum.
1571 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1572 (struct df_ref): Replaced with union df_ref_d.
1573 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1574 New members of df_ref_d union.
1575 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1576 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1577 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1578 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1579 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1580 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1581 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1582 (df_scan_bb_info, df_bb_regno_first_def_find,
1583 df_bb_regno_last_def_find, df_find_def, df_find_use,
1584 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1585 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1586 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1587 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1588 Replaced struct df_ref * with df_ref.
1589 * df-scan.c (df_collection_rec, df_null_ref_rec,
1590 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1591 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1592 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1593 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1594 df_reorganize_refs_by_reg_by_reg,
1595 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1596 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1597 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1598 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1599 df_bb_refs_record, df_exit_block_uses_collect,
1600 df_record_exit_block_uses, df_reg_chain_mark,
1601 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1602 df_ref * with df_ref.
1603 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1604 df_ref_class parameter.
1605 (df_scan_problem_data): Added new pools for different types of refs.
1606 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1607 df_ref_create_structure): Processed new ref pools.
1608 (df_scan_start_dump): Added counts of refs and insns.
1609 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1610 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1611 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1612 code to pass df_ref_class down to ref creation functions.
1613 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1614 df_reg_chain_mark): Use macros to hide references to df_refs.
1615 (df_ref_chain_change_bb): Removed.
1616 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1617 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1618 Enhanced to understand df_ref union structure.
1619 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1620 all_uses_available_at, update_df, try_fwprop_subst,
1621 forward_propagate_subreg, forward_propagate_and_simplify,
1622 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1623 df_ref * with df_ref.
1624 (use_killed_between, all_uses_available_at): Use macros to hide
1625 references to df_refs.
1626 * regstat.c (regstat_bb_compute_ri,
1627 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1629 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1630 see_handle_relevant_refs, see_analyze_one_def,
1631 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1632 struct df_ref * with df_ref.
1633 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1634 global_conflicts): Replaced struct df_ref * with df_ref.
1635 * ddg.c (create_ddg_dep_from_intra_loop_link,
1636 add_cross_iteration_register_deps, build_inter_loop_deps):
1637 Replaced struct df_ref * with df_ref.
1638 (create_ddg_dep_from_intra_loop_link,
1639 add_cross_iteration_register_deps): Use macros to hide references
1641 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1642 df_ref * with df_ref.
1643 * df-core.c (df_bb_regno_first_def_find,
1644 df_bb_regno_last_def_find, df_find_def, df_find_use,
1645 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1646 debug_df_ref): Replaced struct df_ref * with df_ref.
1647 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1648 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1650 * web.c (union_defs, entry_register, replace_ref, web_main):
1651 Replaced struct df_ref * with df_ref.
1652 (union_defs, replace_ref): Use macros to hide references to df_refs.
1653 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1654 Replaced struct df_ref * with df_ref.
1655 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1656 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1657 Replaced struct df_ref * with df_ref.
1658 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1659 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1661 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1662 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1663 df_compute_accessed_bytes_strict_low_part,
1664 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1665 Replaced struct df_ref * with df_ref.
1666 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1667 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1668 df_ref * with df_ref.
1669 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1670 check_dependency, check_dependencies, record_uses): Replaced
1671 struct df_ref * with df_ref.
1672 (invariant_for_use, check_dependency): Use macros to hide
1673 references to df_refs.
1674 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1675 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1676 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1677 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1678 references to df_refs.
1679 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1681 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1682 * df-problems.c (df_rd_bb_local_compute_process_def,
1683 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1684 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1685 df_chain_remove_problem, df_chain_create_bb_process_use,
1686 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1687 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1688 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1689 df_byte_lr_simulate_artificial_refs_at_top,
1690 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1691 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1692 df_simulate_uses, df_simulate_artificial_refs_at_end,
1693 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1695 (df_chain_dump): Use macros to hide references to df_refs.
1696 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1697 df_ref * with df_ref.
1698 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1699 mark_artificial_uses, mark_reg_dependencies,
1700 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1702 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1704 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1706 (array_ref_element_size): Likewise.
1707 (array_ref_low_bound): Likewise.
1708 (array_ref_up_bound): Likewise.
1709 * expr.c (contains_packed_reference): Likewise.
1710 (array_ref_element_size): Likewise.
1711 (array_ref_low_bound): Likewise.
1712 (array_ref_up_bound): Likewise.
1713 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1714 with ARRAY_RANGE_REF.
1715 (idx_find_step): Likewise.
1716 (idx_record_use): Likewise.
1717 (strip_offset_1): Likewise.
1718 (idx_remove_ssa_names): Likewise.
1720 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1721 Andi Kleen <ak@linux.intel.com>
1723 * config/i386/cpuid.h (__cpuid_count): New defines.
1724 * config/i386/driver-i386.c (struct cache_desc): New structure.
1725 (describe_cache): Use struct cache_desc to pass cache descriptions.
1726 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1727 (detect_caches_amd): Use struct cache_desc to describe caches.
1728 (decode_caches_intel): Use struct cache_desc to pass cache
1729 descriptions. Update descriptions to match latest (rev -032,
1730 December 2007) CPUID documentation. Do not check valid bit here.
1731 Check for Xeon MP value 0x49 problems.
1732 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1733 Check valid bit before calling decode_caches_intel. Detect number
1734 of times to repeat CPUID instruction.
1735 (detect_caches_cpuid4): New function.
1736 (detect_caches_intel): Depending on max_level, call
1737 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1738 only when other methods fail to provide valid L2 cache description.
1740 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1743 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1744 it to PIC call patterns.
1745 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1746 code generation and attributes from pattern. Change peephole2 to
1747 split for noreturn case. Revise split pattern for non noreturn case.
1748 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1749 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1750 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1753 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1755 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1756 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1758 (divdf3): Reformat long line.
1760 2008-10-11 Michael J. Eager <eager@eagercon.com>
1762 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1764 (rs6000_handle_option): Process -mfpu options.
1765 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1766 (enum fpu_type_t): New.
1767 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1768 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1770 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1771 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1772 * config/rs6000/rs6000.opt (-mfpu): New.
1773 (-mxilinx-fpu): New.
1774 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1775 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1776 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1777 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1778 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1780 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1783 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1784 LO_SUM on Darwin if mode has just one unit.
1786 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1789 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1790 has been optimized out.
1792 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1794 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1795 instead of PIC_DIRECT_ADDR_P.
1796 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1797 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1798 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1799 (PIC_OFFSET_P): Rename to...
1800 (PCREL_SYMOFF_P): ...this.
1801 (PIC_DIRECT_ADDR_P): Delete.
1802 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1804 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1805 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1806 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1807 * config/sh/sh.c (print_operand): Remove CONST handling.
1808 (unspec_caller_rtx_p): Rewrite to use split_const and check
1809 the operands of UNSPEC bases.
1810 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1811 with (unspec [A B] UNSPEC_SYMOFF).
1812 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1813 UNSPEC_PCREL_SYMOFF.
1814 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1815 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1816 (UNSPEC_EXTRACT_U16): Likewise.
1817 (UNSPEC_SYMOFF): Likewise.
1818 (UNSPEC_PCREL_SYMOFF): Likewise.
1819 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1821 (movsi_const_16bit): Likewise.
1822 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1823 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1824 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1825 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1826 with (unspec [A B] UNSPEC_SYMOFF).
1827 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1828 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1829 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1830 (Csu): Likewise UNSPEC_EXTRACT_U16.
1831 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1832 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1834 2008-10-10 Stepan Kasal <skasal@redhat.com>
1836 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1837 for loop strip mining and loop blocking.
1839 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1841 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1842 vary types depending on debug info.
1844 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1846 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1847 before ensuring it's already computed.
1849 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1851 * rtl.h (locator_eq): New decl.
1852 * cfglayout.c (locator_scope): New function.
1853 (insn_scope): Use it.
1854 (locator_eq): New function.
1855 (fixup_reorder_chain): Search for last insn in src bb
1856 that has locator set or first insn in dest bb. Use
1857 locator_eq instead of == to compare locators.
1858 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1859 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1860 == to compare locators.
1862 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1864 * gimple-low.c (lower_function_body, lower_gimple_return,
1865 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1866 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1867 goto_block on edges if goto_locus is known.
1870 * tree.h (get_object_alignment): Declare.
1871 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1872 get_object_alignment if needed.
1873 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
1875 (get_object_alignment): ... here. New function. Try harder to
1876 determine alignment from get_inner_reference returned offset.
1878 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1880 * graphite.c (gloog): Don't call find_unreachable_blocks
1881 before delte_unreachable_blocks.
1883 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1884 goto_locus of true_edge into RTL locator.
1886 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1888 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1889 (*jcc_btdi_mask_rex64): Ditto.
1891 (*jcc_btsi_mask): Ditto.
1892 (*jcc_btsi_1): Ditto.
1893 (*jcc_btsi_mask_1): Ditto.
1895 2008-10-08 Paul Brook <paul@codesourcery.com>
1897 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1898 compatible profiler (__gnu_mcount_nc).
1899 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1901 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1903 * config/i386/i386.c (initial_ix86_tune_features): Add
1904 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1905 * config/i386/i386.h (ix86_tune_indices): Likewise.
1906 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1908 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1909 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1910 for FP to FP splitters.
1912 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1914 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1917 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1921 PR rtl-optimization/37341
1922 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1923 to ORIG_BB, pass through ORIG_BB recursively.
1924 (cse_condition_code_reg): Adjust caller.
1926 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1928 * sdbout.c (sdbout_one_type): Treat the value type
1929 CONST_DECL for enumerals.
1931 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1933 * config/i386/i386.md: Remove trailing white spaces.
1935 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1937 PR rtl-optimization/37448
1938 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1939 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1941 (struct output_info) [count]: Renamed total_created and made
1943 (struct output_info) [size]: Renamed total_allocated and made
1945 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1946 Properly keep track of desc->size.
1947 (print_statistics, dump_alloc_pool_statistics): Enhance the
1948 printing of statistics to print the number of elements and to use
1951 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1954 * opts.h (CL_SAVE): Move up to flags range.
1955 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1956 CL_COMMON): Renumber.
1957 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1958 * opts.c (common_handle_option): Revert last change.
1960 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1962 * config/i386/i386-protos.h (ix86_schedule): New.
1964 * config/i386/i386.c (ix86_schedule): New.
1965 (override_options): Add schedule to processor_alias_table. Set
1966 ix86_schedule from the schedule field in processor_alias_table.
1967 (ix86_function_specific_save): Save ix86_schedule.
1968 (ix86_function_specific_restore): Restore ix86_schedule.
1970 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1971 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1974 * config/i386/i386.opt: Add schedule.
1976 * config/i386/ppro.md: Remove generic32.
1978 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1981 * expr.c (count_type_elements): Handle ERROR_MARK.
1983 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1988 * basic-block.h (struct edge_def): Add goto_block field.
1989 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1990 one insn with locus corresponding to edge's goto_locus if !optimize.
1991 * profile.c (branch_prob): Copy edge's goto_block.
1992 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1994 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1995 locator in between the merged basic blocks if !optimize and needed.
1996 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1997 goto_locus into RTL locator. For unconditional jump use that
1998 locator for the jump insn.
1999 (expand_gimple_cond): Convert goto_block and goto_locus into
2000 RTL locator for all remaining edges. For unconditional jump
2001 use that locator for the jump insn.
2002 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2003 there is more than one edge or insn locator along the forwarding
2004 edges and !optimize. If there is just one, set e->goto_locus.
2005 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2007 (move_block_to_fn): Adjust edge's goto_block.
2009 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2012 * expmed.c (expand_mult): Properly check DImode constant in
2015 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2018 * dwarf2out.c (common_block_die_table): New variable.
2019 (common_block_die_table_hash, common_block_die_table_eq): New
2021 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2022 COMMON block in the current scope rather than globally. Optimize
2023 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2024 DW_OP_addr SYMBOL_REF+off.
2026 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2028 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2029 Return true for non-addressable GIMPLE operands.
2031 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2034 * config/i386/i386.c (initial_ix86_tune_features): Remove
2035 X86_TUNE_USE_BIT_TEST.
2036 * config/i386/i386.h (ix86_tune_indices): Likewise.
2037 (TARGET_USE_BIT_TEST): Removed.
2039 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2041 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2043 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2045 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2046 (mul<mode>3_mul3): ... into this new template.
2048 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2050 * gimplify.c (gimplify_arg): Add location argument. Use it.
2051 (gimplify_call_expr): Pass location to gimplify_arg.
2052 (gimplify_modify_expr_to_memcpy): Same.
2053 (gimplify_modify_expr_to_memset): Same.
2055 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2057 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2058 Update calls to build_unary_op and build_indirect_ref for location
2061 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2064 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2065 * c-typeck.c (array_to_pointer_conversion): Pass location to
2067 (function_to_pointer_conversion): Use error_at and warning_at.
2068 (build_indirect_ref): Same.
2069 (build_array_ref): Pass location to build_binary_op.
2070 (parser_build_unary_op): Do not set location after calling
2072 (build_unary_op): Add location argument. Use it throughout. Set
2073 EXPR_LOCATION before returning new tree.
2074 (build_modify_expr): Same.
2075 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2077 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2078 build_indirect_ref, build_modify_expr.
2079 (c_finish_omp_for): Same. Use error_at instead of error.
2080 * c-common.c (c_common_truthvalue_conversion): Pass location to
2082 (warn_for_div_by_zero): Add location argument.
2083 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2084 build_unary_op, warn_for_div_by_zero.
2085 * c-parser.c (c_parser_typeof_specifier): Use
2086 protected_set_expr_location.
2087 (c_parser_statement_after_labels): Same.
2088 (c_parser_condition): Same.
2089 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2090 (c_parser_conditional_expression): Use protected_set_expr_location.
2091 (c_parser_unary_expression): Pass location to build_indirect_ref.
2092 (c_parser_postfix_expression_after_primary): Pass location to
2093 build_indirect_ref, build_unary_op.
2094 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2096 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2098 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2099 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2100 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2102 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2103 (mips_issue_rate): Handle PROCESSOR_R10000.
2104 * config/mips/mips.md (cpu): Add r10000.
2106 * config/mips/10000.md: New file.
2108 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2110 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2111 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2112 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2114 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2116 * config/darwin-protos.h (machopic_function_base_name): Delete.
2117 (machopic_function_base_sym): Likewise.
2118 (machopic_gen_offset): Declare.
2119 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2120 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2121 * config/darwin.c (machopic_function_base_name): Delete.
2122 (machopic_function_base_sym): Likewise.
2123 (gen_pic_offset): Rename to...
2124 (machopic_gen_offset): ...this and remove the pic_base argument.
2125 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2126 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2127 crtl->uses_pic_offset_table.
2128 (machopic_indirect_data_reference): Use new machopic_gen_offset
2130 (machopic_legitimize_pic_address): Likewise.
2131 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2133 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2134 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2135 * config/i386/i386.c (output_set_got): Likewise.
2136 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2138 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2139 (legitimate_address_p): Likewise.
2140 (output_pic_addr_const): Likewise.
2141 (output_addr_const_extra): Likewise.
2142 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2143 match an UNSPEC rather than a MINUS.
2144 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2145 (builtin_setjmp_receiver): Use machopic_gen_offset.
2146 * config/i386/predicates.md (pic_symbolic_operand): Handle
2147 UNSPEC_MACHOPIC_OFFSET.
2149 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2150 Use machopic_gen_offset and machopic_operand_p.
2151 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2152 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2153 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2154 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2155 Set crtl->uses_pic_offset_table.
2157 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2159 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2161 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2162 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2163 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2164 (constant_pool_expr_p): Use split_const and check the base.
2165 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2167 (legitimate_constant_pool_address_p): Check toc_relative_p
2168 instead of constant_pool_expr_p.
2169 (print_operand_address): Always use output_addr_const for
2170 constant pool addresses.
2171 (rs6000_output_addr_const_extra): New function.
2172 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2174 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2178 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2179 (mark_ref_live, mark_ref_dead): Use them.
2180 (def_conflicts_with_inputs_p): Remove.
2181 (mark_early_clobbers): New function.
2182 (process_bb_node_lives): Call preprocess_constraints and
2183 mark_early_clobbers.
2185 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2187 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2189 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2190 lib with -mthread switch.
2192 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2195 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2196 function in two, making it call a new and reusable
2197 dwarf2out_imported_module_or_decl() that takes the containing
2198 BLOCK of the declaration in argument.
2199 (dwarf2out_imported_module_or_decl_real): New function.
2200 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2201 IMPORTED_DECL in account.
2202 * tree.def: Added IMPORTED_DECL node type.
2203 * tree.h: Added accessors for IMPORTED_DECL nodes.
2204 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2206 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2208 * doc/gimple.texi: Fix some typos, wrap some long lines,
2209 fix some broken wraps with continuations.
2210 * tree-ssa-reassoc.c: Fix comment typos.
2212 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2215 * pa.c (legitimize_pic_address): Force function labels to memory in
2218 2008-10-04 Anton Blanchard <anton@samba.org>
2220 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2221 (rs6000_split_atomic_op): Same.
2222 (rs6000_split_compare_and_swap): Same.
2223 (rs6000_split_compare_and_swapqhi): Same.
2225 2008-10-04 Richard Guenther <rguenther@suse.de>
2227 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2228 instead of pointer equality.
2229 (vn_nary_op_eq): Likewise.
2231 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2233 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2235 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2236 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2238 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2240 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2241 Revert previous change.
2243 2008-10-03 Tom Tromey <tromey@redhat.com>
2245 * stringpool.c (ggc_alloc_string): Terminate string.
2247 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2249 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2250 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2251 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2254 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2257 2008-10-03 Pascal Obry <obry@adacore.com>
2259 * gcov.c (create_file_names): Properly handle UNIX and DOS
2260 directory separators.
2261 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2262 separator to '~' to ensure clean filenames on Windows.
2264 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2266 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2267 Add a null terminator to the stripped name.
2269 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2271 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2272 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2273 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2274 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2275 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2276 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2277 TARGET_SINGLE_FLOAT.
2279 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2281 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2283 2008-10-02 Richard Guenther <rguenther@suse.de>
2286 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2287 and VECTOR_TYPE recurse with useless_type_conversion_p which
2288 properly handles void pointer conversion.
2290 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2293 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2294 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2296 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2298 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2299 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2300 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2301 they translate to non builtins.
2302 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2303 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2304 __builtin_vec_promote, __builtin_vec_extract, and
2305 __builtin_vec_insert.
2306 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2307 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2308 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2309 * config/rs6000/altivec.h (vec_extract): Define
2310 (vec_insert): Define.
2311 (vec_splats): Define.
2312 (vec_promote): Define.
2314 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2315 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2316 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2318 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2320 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2321 prototype. Add new parameter, blk.
2322 Use BLKmode for the MEM if blk is true.
2323 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2324 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2325 ALTIVEC_BUILTIN_STVRXL.
2326 Update usage of altivec_expand_lv_builtin.
2327 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2328 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2329 (altivec_init_builtins): If compiling for the Cell, also define the
2331 * config/rs6000/rs6000.h (rs6000_builtins): Define
2332 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2333 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2334 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2335 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2336 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2337 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2338 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2339 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2340 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2341 UNSPEC_STVRX, and UNSPEC_STVRXL.
2342 (altivec_lvlx): New pattern.
2343 (altivec_lvlxl): New pattern.
2344 (altivec_lvrx): New pattern.
2345 (altivec_lvrxl): New pattern.
2346 (altivec_stvlx): New pattern.
2347 (altivec_stvlxl): New pattern.
2348 (altivec_stvrx): New pattern.
2349 (altivec_stvrxl): New pattern.
2350 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2351 (vec_lvlxl): Likewise.
2352 (vec_lvrx): Define if PPU is defined.
2353 (vec_lvrxl): Likewise.
2354 (vec_stvlx): Define if PPU is defined.
2355 (vec_stvlxl): Likewise.
2356 (vec_stvrx): Define if PPU is defined.
2357 (vec_stvrxl): Likewise.
2359 2008-10-01 Geert Bosch <bosch@adacore.com>
2361 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2363 2008-10-01 Richard Guenther <rguenther@suse.de>
2365 PR tree-optimization/37617
2366 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2367 do not add to the NEW_SETS.
2369 2008-10-01 Richard Guenther <rguenther@suse.de>
2372 * tree-vrp.c (execute_vrp): If we optimized away the default
2373 case make sure to promote the label that got in place of it
2374 to a default case label.
2376 2008-10-01 Richard Henderson <rth@redhat.com>
2379 * tree-complex.c (set_component_ssa_name): Don't optimize
2380 is_gimple_min_invariant values with ssa_names in abnormal phis.
2382 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2384 PR tree-optimization/37662
2385 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2386 commutative binary operation if they are in the wrong order and
2387 fold_build2 produces non-GIMPLE.
2389 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2391 PR tree-optimization/37662
2392 PR tree-optimization/37663
2393 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2394 get_value_range with non-SSA_NAME. Don't assert operands have been
2395 folded, instead just bail out.
2397 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2399 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2401 2008-09-30 Richard Guenther <rguenther@suse.de>
2404 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2405 build restrict-qualified pointers.
2406 (vectorizable_store): Move alias check later.
2407 (vectorizable_load): Likewise.
2409 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2411 * c-common.c (empty_if_body_warning): Remove.
2412 * c-common.h (empty_if_body_warning): Remove.
2413 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2414 here the -Wempty-body warning for `if' and `else' statements.
2415 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2417 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2419 * config/i386/i386.opt: Add msse2avx.
2421 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2422 * config/i386/linux64.h (ASM_SPEC): Likewise.
2424 * doc/invoke.texi: Document -msse2avx.
2426 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2428 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2430 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2432 * ifcvt.c (noce_emit_store_flag): If using condition from original
2433 jump, reverse it if if_info->cond was reversed.
2435 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2437 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2438 non-constant memory if it cannot be forced to constant memory.
2439 Overhaul surrounding code and factor out common condition.
2441 2008-09-29 Jeff Law <law@redhat.com>
2443 * reload1.c (alter_reg): Add missing curly braces.
2445 2008-09-29 Michael J. Eager <eager@eagercon.com>
2447 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2449 * config/rs6000/rs6000.c (rs6000_override_options): Move
2450 rs6000_init_hard_regno_mode_ok after all options changed.
2451 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2452 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2453 -msimple-fpu flags. Add warning messages if single FP not configured.
2454 (rs6000_file_start): Output gnu_attribute for single-float.
2455 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2456 (rs6000_legitimize_address): Likewise.
2457 (rs6000_legitimize_reload_address): Likewise.
2458 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2459 TARGET_SINGLE_FLOAT.
2460 (function_arg_advance): Likewise (partial conversion).
2461 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2462 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2463 TARGET_SINGLE_FLOAT.
2464 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2465 (rs6000_emit_prologue): Likewise.
2466 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2467 TARGET_SINGLE_FLOAT.
2468 (rs6000_libcall_value): Likewise.
2469 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2470 (TARGET_DOUBLE_FLOAT): New default to 1
2471 (TARGET_SIMPLE_FPU): New default to 0
2472 (TARGET_SINGLE_FPU): New default to 0
2473 (TARGET_SINGLE_FLOAT_MODE): New.
2474 (TARGET_DOUBLE_FLOAT_MODE): New.
2475 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2476 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2478 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2479 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2480 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2481 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2482 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2483 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2484 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2485 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2486 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2487 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2488 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2489 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2490 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2491 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2492 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2493 cmptf_internal1, *cmptf_internal2): Condition on
2494 TARGET_DOUBLE_FLOAT.
2495 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2496 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2497 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2498 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2499 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2500 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2501 TARGET_SINGLE_FLOAT.
2502 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2503 * config/rs6000/rs6000.opt (-msingle-float): New.
2504 (-mdouble-float): New.
2505 (-msimple-fpu): New.
2506 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2507 -msingle-float, -mdouble-float, -msimple-fpu options.
2508 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2509 _SOFT_DOUBLE for -msingle-float.
2510 * config.gcc: New config for target=powerpc-xilinx-eabi.
2512 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2514 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2515 have exit and entry.
2516 (new_scop): Take entry and exit edge to define new SCoP.
2517 (sd_region_p): New structure used during SCoP detection.
2518 (move_scops): Delete.
2519 (move_sd_regions): New.
2520 (scopdet_info): Change the definition from edges back to basic_blocks.
2521 (scopdet_edge_info): Work on basic_blocks and rename to
2522 scopdet_basic_block_info.
2523 (split_difficult_bb): At the moment removed. We should later
2524 add it at another place.
2525 (build_scops_1): Work on basic_blocks.
2526 (bb_in_sd_region): New.
2527 (find_single_entry_edge): New.
2528 (find_single_exit_edge): New.
2529 (create_single_entry_edge): New.
2530 (sd_region_without_exit): New.
2531 (create_single_exit_edge): New.
2532 (unmark_exit_edges): New.
2533 (mark_exit_edges): New.
2534 (create_sese_edges): New.
2535 (build_graphite_scops): New.
2536 (build_scops): Make SCoPs SESE.
2537 (limit_scops): Use the new functions.
2539 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2541 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2543 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2546 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2547 address to a register before taking the lower part.
2549 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2551 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2554 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2555 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2558 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2559 the newly created variable.
2560 Create a VECTOR_CST of all 1s for vector types.
2562 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2565 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2567 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2569 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2570 order to convert between modes.
2571 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2573 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2575 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2578 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2581 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2585 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2587 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2588 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2589 them to yield false with MIPS16.
2591 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2594 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2595 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2596 mem_loc_descriptor failed. Accept UNSPEC.
2597 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2598 fail if one of the loc_descriptor calls for pieces failed.
2599 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2600 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2601 if loc_descriptor_from_tree_1 on offset failed.
2604 * opts.c (common_handle_option): Don't call print_specific_help with
2605 CL_SAVE as first argument.
2607 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2608 Steve Ellcey <sje@cup.hp.com>
2610 * configure: Regenerate for new libtool.
2611 * aclocal.m4: Ditto.
2613 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2615 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2616 alias set on MEM when saving stack pointer.
2617 * config/rs6000/rs6000.md (allocate_stack): Likewise
2619 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2621 PR tree-optimization/37574
2622 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2623 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2624 instead of vector_type for constants. Take computation out of loop.
2625 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2626 and use only vector_type for invariant case.
2627 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2629 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2632 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2633 the decl is a VAR_DECL or FUNCTION_DECL.
2635 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2638 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2639 (mark_ref_live, mark_ref_dead): Use them.
2640 (def_conflicts_with_inputs_p): Remove.
2641 (mark_early_clobbers): New function.
2642 (process_bb_node_lives): Call preprocess_constraints and
2643 mark_early_clobbers.
2645 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2647 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2650 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2651 (ira_compress_allocno_live_ranges): New prototype.
2653 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2654 (coalesced_allocnos_living_at_program_points): New.
2655 (coalesced_allocnos_live_at_points_p,
2656 set_coalesced_allocnos_live_points): New functions.
2657 (coalesce_spill_slots): Rewrite.
2659 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2660 ira_compress_allocno_live_ranges): New functions.
2662 * ira-build.c (ira_flattening): Call
2663 ira_compress_allocno_live_ranges.
2666 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2668 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2671 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2673 * combine.c (make_compound_operation): Handle the 'E' format.
2674 (count_rtxs): Likewise.
2675 (update_table_tick): Likewise.
2676 (get_last_value_validate): Likewise.
2678 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2680 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2682 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2684 * matrix-reorg.c (transform_allocation_sites): Initializers
2685 added to avoid the warning.
2687 2008-09-25 Martin Jambor <mjambor@suse.cz>
2689 * cgraph.c (free_nodes): New variable.
2690 (NEXT_FREE_NODE): New macro.
2691 (cgraph_create_node): Reuse nodes from the free list. Do not
2692 update uid if doing so.
2693 (cgraph_remove_node): Add the node to the free list.
2695 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2697 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2699 2008-09-24 Richard Henderson <rth@redhat.com>
2701 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2702 * unwind-dw2.c (execute_stack_op): Handle it.
2704 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2707 2008-09-24 Michael J. Eager <eager@eagercon.com>
2709 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2711 * c-common.c (fname_decl): New location argument.
2712 * c-common.h (fname_decl): Same.
2713 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2715 (c_parser_typeof_specifier): Same.
2716 (c_parser_parms_list_declarator): Same.
2717 (c_parser_asm_string_literal): Same.
2718 (c_parser_compound_statement_nostart): Same.
2719 (c_parser_label): Same.
2720 (c_parser_do_statement): Same.
2721 (c_parser_asm_statement): Same.
2722 (c_parser_unary_expression): Same.
2723 (c_parser_sizeof_expression): Same.
2724 (c_parser_postfix_expression): Same.
2725 (c_parser_pragma): Same.
2726 (c_parser_omp_clause_collapse): Same.
2727 (c_parser_omp_clause_num_threads): Same.
2728 (c_parser_omp_clause_schedule): Same.
2729 (c_parser_omp_all_clauses): Same.
2730 (c_parser_omp_sections_scope): Same.
2731 (c_parser_omp_for_loop): Same. Pass condition's location to
2732 c_objc_common_truthvalue_conversion.
2733 (c_parser_enum_specifier): Remove comment.
2735 2008-09-24 Michael J. Eager <eager@eagercon.com>
2737 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2739 * config/rs6000/rs6000.c (rs6000_override_options): Move
2740 rs6000_init_hard_regno_mode_ok after all options changed.
2741 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2742 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2743 -msimple-fpu flags. Add warning messages if single FP not configured.
2744 (rs6000_file_start): Output gnu_attribute for single-float.
2745 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2746 (rs6000_legitimize_address): Likewise.
2747 (rs6000_legitimize_reload_address): Likewise.
2748 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2749 TARGET_SINGLE_FLOAT.
2750 (function_arg_advance): Likewise.
2751 (function_arg): Likewise.
2752 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2753 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2754 TARGET_SINGLE_FLOAT.
2755 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2756 (rs6000_emit_prologue): Likewise.
2757 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2758 TARGET_SINGLE_FLOAT.
2759 (rs6000_libcall_value): Likewise.
2760 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2761 (TARGET_DOUBLE_FLOAT): New default to 1
2762 (TARGET_SIMPLE_FPU): New default to 0
2763 (TARGET_SINGLE_FPU): New default to 0
2764 (TARGET_SINGLE_FLOAT_MODE): New.
2765 (TARGET_DOUBLE_FLOAT_MODE): New.
2766 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2767 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2769 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2770 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2771 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2772 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2773 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2774 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2775 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2776 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2777 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2778 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2779 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2780 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2781 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2782 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2783 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2784 cmptf_internal1, *cmptf_internal2): Condition on
2785 TARGET_DOUBLE_FLOAT.
2786 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2787 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2788 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2789 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2790 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2791 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2792 TARGET_SINGLE_FLOAT.
2793 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2794 * config/rs6000/rs6000.opt (-msingle-float): New.
2795 (-mdouble-float): New.
2796 (-msimple-fpu): New.
2797 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2798 -msingle-float, -mdouble-float, -msimple-fpu options.
2799 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2800 _SOFT_DOUBLE for -msingle-float.
2801 * config.gcc: New config for target=powerpc-xilinx-eabi.
2803 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2805 * config/sparc/constraints.md: New file.
2806 * config/sparc/sparc.md: Include it.
2807 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2808 (sparc_extra_constraint_check): Delete.
2809 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2810 (memory_ok_for_ldd): New predicate.
2811 (sparc_extra_constraint_check): Delete.
2812 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2813 (CONST_OK_FOR_LETTER_P): Likewise.
2814 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2815 (EXTRA_CONSTRAINT): Likewise.
2817 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2819 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2821 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2823 * alias.c (find_base_value): Use FIND_BASE_TERM.
2824 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2826 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2828 * config/i386/i386.c: Include cselib.h.
2829 (ix86_pic_register_p): New function.
2830 (ix86_delegitimize_address): Use it to check for the PIC register.
2832 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2834 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2835 * config/i386/i386.c (ix86_find_base_term): Don't check for
2836 SYMBOL_REF and LABEL_REF.
2838 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2840 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2841 constant PLUS in a CONST.
2843 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2845 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2846 check for sibcall support for w64.
2848 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2850 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2852 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2854 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2855 parser_build_binary_op.
2856 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2857 * c-typeck.c (build_array_ref): Same.
2858 (parser_build_unary_op): New location argument.
2859 (pointer_diff): Pass location to build_binary_op,
2860 c_objc_common_truthvalue_conversion.
2861 (build_modify_expr): Same.
2862 (build_unary_op): New location argument.
2863 (build_binary_op): New location argument.
2864 (c_objc_common_truthvalue_conversion): Pass location to
2865 c_*common_truthvalue_conversion.
2866 * c-convert.c (convert): Same.
2867 * c-common.c (binary_op_error): New location argument.
2868 (pointer_int_sum): Pass location to build_binary_op.
2869 (c_common_truthvalue_conversion): New location argument.
2870 (warn_for_sign_compare): Same.
2871 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2872 binary_op_error, build_binary_op, warn_for_sign_compare.
2873 * c-parser.c (c_parser_condition): Pass location to
2874 c_*common_truthvalue_conversion.
2875 (c_parser_conditional_expression): Save condition's location and pass
2877 (c_parser_binary_expression): Same, but for the binary operator's
2879 (c_parser_omp_for_loop): Pass location to
2880 c_objc_common_truthvalue_conversion.
2882 2008-09-23 Martin Jambor <mjambor@suse.cz>
2884 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2885 (cgraph_node_remove_callees): New temporary f. Hold the next item
2887 (cgraph_node_remove_callers): Likewise.
2889 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2890 (ipa_node_removal_hook): Likewise.
2892 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2893 gimple_call_copy_skip_args and moved to the gimple_call section.
2894 * gimple.c (gimple_copy_call_skip_args): Renamed to
2895 gimple_call_copy_skip_args. Changed al users.
2897 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2899 * ira-color.c (start_allocno_priorities): Rename to
2900 setup_allocno_priorities. Use costs and
2901 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2902 range lengths. Get rid off doubles.
2903 (ira_fast_allocations): Call start_allocno_priorities.
2905 2008-09-22 David Daney <ddaney@avtrex.com>
2908 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2909 register if TARGET_LONG_CALLS.
2911 2008-09-22 Richard Guenther <rguenther@suse.de>
2913 PR tree-optimization/37145
2914 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2915 value-numbering union accesses with their offset and size only.
2916 (visit_reference_op_load): Fix simplification of inserted conversions.
2917 * tree-ssa-pre.c (find_or_generate_expression): Do not
2918 recursively generate expressions if running FRE.
2920 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2922 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2923 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2926 2008-09-22 Richard Guenther <rguenther@suse.de>
2928 PR tree-optimization/37145
2929 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2930 (phi_translate_1): Constant fold references.
2932 2008-09-22 Ira Rosen <irar@il.ibm.com>
2934 PR tree-optimization/37482
2935 * tree-vectorizer.h (struct _slp_instance): Add new field.
2936 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2937 (get_earlier_stmt): New function.
2938 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2940 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2941 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2942 asserts that GSI points to the scalar statement being vectorized.
2943 Set new statement location according to GSI.
2944 (vect_schedule_slp_instance): Use GSI of
2945 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2947 2008-09-21 Jan Hubicka <jh@suse.cz>
2949 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2950 (ipcp_insert_stage): Update dead_nodes bitmap.
2952 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2955 * config/i386/t-cygming (SHLIB_LC): Remove.
2956 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2957 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2959 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2963 * final.c (mark_symbol_ref_as_used): New helper function.
2964 (output_operand): Instead of just looking inside MEMs for
2965 SYMBOL_REFs, use new helper function and for_each_rtx.
2966 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2967 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2968 Make head comment more general.
2969 * config/darwin.c (machopic_output_indirection): Handle weak
2970 references here, like in assemble_external.
2972 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2974 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2975 (sparc_emit_float_lib_cmp): Change return type.
2976 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2977 (gen_compare_operator): New function.
2978 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2979 the comparison sequence. Minor tweaks.
2980 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2981 that the final operator and the result of sparc_emit_float_lib_cmp
2982 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2983 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2984 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2985 result of sparc_emit_float_lib_cmp match for software TFmode.
2986 (movqicc, movhicc, movsicc, movdicc): Merge into...
2987 (mov<I:mode>cc): ...this.
2988 (movsfcc, movdfcc, movtfcc): Merge into...
2989 (mov<F:mode>cc): ...this.
2990 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2992 (mov<I:mode>_cc_v9): ...this.
2993 (movdi_cc_sp64_trunc): Delete.
2994 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2995 movdi_cc_reg_sp64): Merge into...
2996 (mov<I:mode>_cc_reg_sp64): ...this.
2997 (movsf_cc_sp64): Rename into...
2998 (movsf_cc_v9): ...this.
2999 (movdf_cc_sp64): Rename into...
3000 (movdf_cc_v9): ...this.
3001 (movtf_cc_hq_sp64): Rename into...
3002 (movtf_cc_hq_v9): ...this.
3003 (movtf_cc_sp64): Rename into...
3004 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3006 2008-09-21 Diego Novillo <dnovillo@google.com>
3008 * doc/gccint.texi: Include generic.texi and gimple.texi.
3010 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3011 (GIMPLE): Move to gimple.texi.
3012 (Annotations): Remove references to to stmt_ann_t and
3014 (SSA Operands): Rename from 'Statement Operands'.
3015 * doc/generic.texi: New.
3016 * doc/gimple.texi: New.
3017 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3018 * Makefile.in (TEXI_GCCINT_FILES):
3019 * gimple.c (gimple_copy_call_skip_args): Rename from
3020 giple_copy_call_skip_args. Update all users.
3021 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3023 2008-09-21 Ira Rosen <irar@il.ibm.com>
3025 PR tree-optimization/37539
3026 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3027 statement in related statement field only for the first load of the
3028 group of loads with the same data reference.
3030 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3032 * config/mips/mips.h (TUNE_OCTEON): New macro.
3033 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3034 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3035 * config/mips/octeon.md: New file.
3036 * config/mips/mips.md: Include octeon.md. Restore
3037 semi-alphabetical order of include files.
3039 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3042 * config/i386/i386.md (*jcc_fused_1): Removed.
3043 (*jcc_fused_2): Likewise.
3044 (*jcc_fused_3): Likewise.
3045 (*jcc_fused_4): Likewise.
3047 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3049 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3050 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3051 * target.h (gcc_target): Add ira_cover_classes.
3052 * ira.c: Remove IRA_COVER_CLASSES guards.
3053 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3054 instead of IRA_COVER_CLASSES.
3055 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3056 (setup_class_translate): Likewise.
3057 (setup_reg_class_intersect_union): Likewise.
3058 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3059 test of targetm.ira_cover_classes.
3060 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3061 of IRA_COVER_CLASSES.
3062 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3063 (TARGET_INITIALIZER): Include it.
3064 * targhooks.h (default_ira_cover_classes): Declare.
3065 * targhooks.c (default_ira_cover_classes): New function.
3067 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3069 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3071 2008-09-19 Ian Lance Taylor <iant@google.com>
3073 * varasm.c (narrowing_initializer_constant_valid_p): Return
3074 NULL_TREE if ENDTYPE is not an integer.
3076 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3079 * tree-ssa.c (execute_update_addresses_taken): Also update
3080 DECL_GIMPLE_REG_P for vector and complex types.
3082 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3083 Jan Hubicka <jh@suse.cz>
3086 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3087 empty before freeing them.
3088 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3090 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3092 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3093 * config/xtensa/predicates.md (tls_symbol_operand): New.
3094 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3095 (TARGET_CANNOT_FORCE_MEM): Define.
3096 (xtensa_tls_symbol_p): New.
3097 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3098 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3099 (xtensa_tls_module_base): New.
3100 (xtensa_call_tls_desc): New.
3101 (xtensa_legitimize_tls_address): New.
3102 (xtensa_legitimize_address): Handle TLS symbols.
3103 (xtensa_tls_referenced_p_1): New.
3104 (xtensa_tls_referenced_p): New.
3105 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3107 (XTENSA_BUILTIN_THREAD_POINTER): New.
3108 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3109 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3110 builtin. Add declarations for __builtin_thread_pointer and
3111 __builtin_set_thread_pointer.
3112 (xtensa_fold_builtin): Recognize new builtins.
3113 (xtensa_expand_builtin): Expand new builtins.
3114 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3115 (TARGET_THREADPTR): Define.
3116 (HAVE_AS_TLS): Define default value.
3117 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3118 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3119 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3120 (UNSPECV_SET_TP): New.
3121 (sym_TPOFF, sym_DTPOFF): New.
3122 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3123 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3124 * configure: Regenerated.
3126 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3129 * config/ia64/ia64.c (ia64_optimization_options): Move
3130 checking and setting flag_schedule_insns_after_reload and
3131 ia64_flag_schedule_insns2 back to ...
3132 (ia64_override_options): Here.
3134 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3137 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3138 zero extend count after the correction to it is done.
3139 (doloop_optimize): Update call to doloop_modify, don't zero extend
3142 2008-09-18 Martin Jambor <mjambor@suse.cz>
3144 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3146 * ipa-prop.c: Correct comments.
3147 * ipa-prop.h: Likewise.
3149 2008-09-18 Jan Hubicka <jh@suse.cz>
3152 * ipa-reference.c (ipa_reference_local_vars_info_d,
3153 ipa_reference_global_vars_info_d,
3154 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3155 ipa_reference_vars_info_t): Move here from ipa-reference.h
3156 (node_duplication_hook_holder, node_removal_hook_holder): New.
3157 (get_reference_vars_info_from_cgraph): Rename to ...
3158 (get_reference_vars_info): ... this one, use cgraph uids.
3159 (get_local_reference_vars_info, get_global_reference_vars_info):
3160 Use cgraph instead of decl.
3161 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3163 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3164 ipa_reference_get_written_global,
3165 ipa_reference_get_not_written_global): Use cgraph argument.
3166 (check_call): Simplify avail check.
3167 (scan_stmt_for_static_refs): Update.
3168 (propagate_bits): Update.
3169 (merge_callee_local_info): Remove.
3170 (init_function_info): Use cgraph nodes.
3171 (clean_function_local_data): Break out from ...
3172 (clean_function): ... here.
3173 (copy_local_bitmap, copy_global_bitmap): New functions.
3174 (duplicate_node_data, remove_node_data): New functions.
3175 (generate_summary): Register hooks; use visibility instead of
3177 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3178 * ipa-reference.h (ipa_reference_local_vars_info_d,
3179 ipa_reference_global_vars_info_d,
3180 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3181 ipa_reference_vars_info_t): Move to ipa-reference.c
3182 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3184 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3185 ipa_reference_get_not_read_global,
3186 ipa_reference_get_not_written_global): Update prototype.
3187 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3188 (init_state): Remove.
3189 (node_duplication_hook_holder, node_removal_hook_holder): New.
3190 (get_function_state, set_function_state): Use VECtor.
3191 (analyze_function): Check body availability.
3192 (add_new_function): Likewise.
3193 (duplicate_node_data, remove_node_data): New.
3194 (generate_summary): Register hooks; do not care about clones.
3195 (propafate): Do not care about clones; recursive functions are
3197 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3198 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3199 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3201 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3202 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3203 Update call of ipa-reference accesors.
3205 2008-09-18 Simon Baldwin <simonb@google.com>
3207 * c-opts.c (c_common_handle_option): Add handling for
3208 -Wbuiltin-macro-redefined command line option.
3209 * c.opt: Added builtin-macro-redefined option.
3210 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3213 2008-09-18 Richard Guenther <rguenther@suse.de>
3215 PR tree-optimization/37258
3216 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3217 and signedness for integral types.
3218 (vn_phi_eq): Require compatible types.
3220 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3223 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3224 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3226 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3227 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3228 ggc_free other TREE_LIST nodes from that chain.
3229 * function.c (instantiate_decls): Instantiate also DECL_RTL
3230 of vars in cfun->local_decls, free that list afterwards.
3232 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3234 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3235 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3237 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3239 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3240 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3242 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3244 PR tree-optimization/37102
3245 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3246 from a node. Check to see if another PHI is dead.
3247 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3248 remove real PHIs which have no uses.
3249 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3251 2008-09-18 Richard Guenther <rguenther@suse.de>
3254 * tree-cfg.c (remove_useless_stmts_1): Remove
3255 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3257 2008-09-18 Nick Clifton <nickc@redhat.com>
3259 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3260 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3261 to frv_secondary_reload_class.
3262 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3263 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3264 (frv_secondary_reload_class): Omit unused parameter.
3265 (frv_secondary_reload): New function. Handle the case when
3266 secondary_reload_class() is called before the reload_(in|out)
3267 _optabs have been initialised.
3268 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3270 * config/frv/frv.md: Define an exclusion set between fr550_m0
3273 2008-09-18 Richard Guenther <rguenther@suse.de>
3275 PR tree-optimization/37456
3276 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3277 want to insert after ends a BB insert on the single fallthru
3280 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3282 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3283 Mention -march=z9-109, z9-ec and z10.
3285 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3287 PR rtl-optimization/37544
3288 * regrename.c (maybe_mode_change): Exit early when copy_mode
3289 is narrower than orig_mode and narrower than new_mode.
3291 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3294 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3296 * sched-rgn.c (ref_counts): Remove.
3297 (insn_referenced): New static variable.
3298 (INSN_REF_COUNT): Remove.
3299 (sched_run_compute_dependencies): Use insn_referenced instead of
3301 (add_branch_dependences): Likewise. Delete dead assignment.
3303 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3305 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3306 consumer is an asm. Add comment why this is important.
3307 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3308 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3310 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3312 * expr.c (emit_group_store): Do not shift before moving via a
3315 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3317 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3318 from aggregate to non-aggregate type if the bit pattern is not fully
3319 preserved afterwards.
3321 2008-09-17 Richard Guenther <rguenther@suse.de>
3323 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3324 (verify_gimple_assign): ... this. Split into ...
3325 (verify_gimple_assign_unary): ... this,
3326 (verify_gimple_assign_binary): ... that,
3327 (verify_gimple_assign_single): ... and this.
3328 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3329 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3330 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3331 (verify_types_in_gimple_reference): Be forgiving with
3333 (verify_gimple_phi): Deal with virtual operands.
3335 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3337 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3339 * tree.c (get_callee_fndecl): Don't call the language hook.
3340 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3341 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3342 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3344 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3346 * tree.c (protected_set_expr_location): Don't unnecessarily
3347 check for error_mark_node.
3349 2008-09-17 Art Haas <ahaas@impactweather.com>
3351 * ipa-reference.c (analyze_function): Declare step only if
3352 ENABLE_CHECKING is defined.
3354 2008-09-17 Jan Hubicka <jh@suse.cz>
3357 * tree.h (DECL_INLINE): remove.
3358 (DECL_DECLARED_INLINE_P): Update docs.
3359 (DECL_NO_INLINE_WARNING_P): new.
3360 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3361 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3363 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3364 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3367 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3370 2008-09-17 Jan Hubicka <jh@suse.cz>
3372 * ipa-reference.c (ipa_obstack): Remove.
3373 (local_info_obstack, global_info_obstack): New.
3374 (add_static_var): We now handle variables only.
3375 (mark_address_taken, mark_load, mark_store): New functions based on ...
3376 (check_operand): ... remove.
3377 (get_asm_stmt_operands): Rename to ...
3378 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3379 (scan_stmt_for_static_refs): Rewrite.
3380 (scan_op_for_static_refs): Rename to ...
3381 (scan_initializer_for_static_refs): do not look for VAR_DECL
3382 initializers; stop recursion on types and decls.
3383 (ipa_init): Use proper obstacks.
3384 (analyze_variable): Use scan_initializer_for_static_refs.
3385 (init_function_info): Use local obstack.
3386 (analyze_function): Simplify.
3387 (add_new_function): We don't need visited_nodes obstack.
3388 (generate_summary): Use proper obstacks; cleanup after propagation.
3390 2008-09-17 Richard Guenther <rguenther@suse.de>
3393 PR tree-optimization/37491
3394 * alias.c (get_alias_set): Use the canonical type.
3395 * tree-vect-transform.c (vectorizable_store): Use the type of
3396 the lhs for the vector type. Adjust checking.
3397 (vectorizable_load): Adjust checking.
3399 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3400 Adam Nemet <anemet@caviumnetworks.com>
3402 PR rtl-optimization/37483
3403 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3404 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3405 Rearrange code to better match the original comment. Check
3406 t_unconditional first. Improve comment.
3408 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3411 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3412 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3415 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3416 GIMPLE_TRY if cleanup sequence is empty.
3418 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3421 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3422 eliminate IV if the cost are the same.
3424 2008-09-16 Richard Guenther <rguenther@suse.de>
3427 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3430 2008-09-16 Richard Guenther <rguenther@suse.de>
3432 PR tree-optimization/37508
3433 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3435 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3437 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3439 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3441 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3442 use gen_floatdidf2 directly.
3443 (floatunssidf2): Likewise.
3444 (floatsidf_ppc64_mfpgpr): Remove.
3445 (floatsidf_ppc64): Remove.
3446 (floatunssidf_ppc64): Remove.
3448 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3450 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3451 rather than update_cost_queue.
3453 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3454 in every call starting with the second one, instead of only when
3455 alias_bitmap_obstack.elements != NULL.
3457 * tree-predcom.c (filter_suitable_components): Free all refs in
3458 act->refs vector before calling release_component.
3459 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3461 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3463 * tree-loop-linear.c (linear_transform_loops): Initialize
3464 lambda_obstack only after calling perfect_loop_nest_depth.
3465 Goto free_and_continue instead of just continue for later failures.
3468 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3471 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3473 2008-09-14 Andreas Schwab <schwab@suse.de>
3475 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3477 2008-09-14 Jan Hubicka <jh@suse.cz>
3479 * invoke.texi (-fconserve-stack): Document.
3480 * opts.c (decode_options): Handle conserve_stack.
3481 * common.opt (fconvserve_stack): New.
3483 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3485 * config.host: Add x-aix to host_xmake_file.
3486 * config/rs6000/t-aix52: Do not override LDFLAGS.
3487 * config/rs6000/x-aix: New file.
3489 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3495 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3496 is not recognized as a valid register usage. Allow REG_X to be used
3498 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3499 forces a reload when using a base register.
3501 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3503 * config/i386/cygming-crtend.c (register_frame_ctor): If
3504 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3505 directly with atexit.
3506 (deregister_frame_ctor): Rename to ...
3507 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3508 if !DEFAULT_USE_CXA_ATEXIT.
3510 2008-09-13 Jan Hubicka <jh@suse.cz>
3512 * cgraph.c: Include value-prof.h
3513 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3515 2008-09-13 Jan Hubicka <jh@suse.cz>
3518 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3519 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3520 tree_gen_one_value_profiler, tree_gen_average_profiler,
3521 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3523 2008-09-13 Jan Hubicka <jh@suse.cz>
3525 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3526 too many bytes on misalligned blocks.
3528 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3530 * doc/cfg.texi: Fix some typos.
3531 * doc/extend.texi: Likewise.
3532 * doc/install.texi: Likewise.
3533 * doc/invoke.texi: Likewise.
3534 * doc/rtl.texi: Likewise.
3535 * doc/tree-ssa.texi: Likewise.
3537 2008-09-13 Richard Guenther <rguenther@suse.de>
3540 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3541 gimple stores for memory rhs.
3543 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3545 PR rtl-optimization/37489
3546 * cse.c (fold_rtx): Don't return const_true_rtx for float
3547 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3549 2008-09-13 Jan Hubicka <jh@suse.cz>
3551 PR tree-optimization/37392
3552 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3554 2008-09-13 Martin Jambor <mjambor@suse.cz>
3555 Jan Hubicka <jh@suse.cz>
3557 * cgraph.c (free_edges): New variable.
3558 (NEXT_FREE_EDGE): New macro.
3559 (cgraph_free_edge): New function.
3560 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3561 (cgraph_node_remove_callees): Likewise.
3562 (cgraph_node_remove_callers): Likewise.
3563 (cgraph_create_edge): Reuse edges from the free list. Do not
3564 update uid if doing so.
3565 (cgraph_remove_*_hook): Add free call.
3567 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3569 * ira-color.c (conflict_allocno_vec): Delete.
3570 (update_cost_queue_elem): New structure.
3571 (update_cost_queue): New variable.
3572 (update_cost_queue_tail): Likewise.
3573 (update_cost_queue_elems): Likewise.
3574 (allocno_update_cost_check): Delete.
3575 (initiate_cost_update): Allocate update_cost_queue_elems
3576 instead of allocno_update_cost_check.
3577 (finish_cost_update): Update the free()s accordingly.
3578 (start_update_cost): New function.
3579 (queue_update_cost): Likewise.
3580 (get_next_update_cost): Likewise.
3581 (update_copy_costs_1): Inline into...
3582 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3583 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3584 once we've established they are equal. Don't allocate update
3585 costs if there is nothing to add to them.
3586 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3587 DIVISOR arguments. Use a queue instead of recursive calls;
3588 process all the allocnos in the initial queue, rather than
3590 (assign_hard_reg): Use queue_update_cost instead of
3591 conflict_allocno_vec. Queue coalesced allocnos instead
3592 of calling update_conflict_hard_regno_costs for each one.
3593 Just call update_conflict_hard_regno_costs once for the
3595 (ira_color): Remove conflict_allocno_vec handling.
3597 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3599 PR tree-optimization/37484
3600 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3601 (save_var_name): Same.
3602 (initialize_cloog_names): Same.
3603 (initialize_cloog_names): Same.
3605 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3607 * tree-scalar-evolution.c (set_instantiated_value): Set
3610 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3614 * ira-build.c (common_loop_tree_node_dominator): Remove.
3615 (copy_live_ranges_to_removed_store_destinations): New function.
3616 (regno_top_level_allocno_map): Move to top level from ...
3617 (ira_flattening): ... here. Use
3618 copy_live_ranges_to_removed_store_destinations.
3620 * ira-emit.c (generate_edge_moves): Fix a comment.
3622 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3625 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3626 scratch register after 'set' pattern.
3628 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3630 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3631 information passed to mark_reg_pointer.
3632 * explow.c (force_reg): Likewise.
3634 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3636 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3637 when building for the celledp architecture.
3639 2008-09-12 Richard Guenther <rguenther@suse.de>
3641 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3643 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3645 PR rtl-optimization/37424
3646 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3647 the regnos instead of the addresses.
3649 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3651 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3653 2008-09-11 Richard Guenther <rguenther@suse.de>
3655 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3656 entering the weaker equivalence recording.
3658 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3660 2008-09-11 Jeff Law <law@redhat.com>
3662 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3663 by assign_stack_local on the IRA path for stack slot sharing
3664 as well as the non-IRA path.
3666 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3668 * config/i386/i386.h: Fix whitespace issues.
3670 2008-09-11 Martin Jambor <mjambor@suse.cz>
3672 * ipa-prop.h (struct ipa_param_flags): Removed.
3673 (struct ipa_param_descriptor): New structure.
3674 (struct ipa_node_params): ipcp_lattices, param_decls and
3675 param_flags moved to ipa_param_description.
3676 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3677 descriptors. Renamed all users.
3678 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3679 changed to access descriptors. Renamed all users.
3680 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3681 to access descriptors. Renamed all users.
3682 * ipa-cp.c (ipcp_init_cloned_node): Call
3683 ipa_initialize_node_params instead of ipa_count_formal_params and
3684 ipa_create_param_decls_array.
3685 (ipcp_analyze_node): Likewise.
3686 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3687 descriptors. Renamed all users.
3688 (ipcp_initialize_node_lattices): Remove allocation.
3689 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3690 ipa_initialize_node_params instead of ipa_count_formal_params and
3691 ipa_create_param_decls_array.
3692 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3693 ipa_populate_param_decls, made static, added parameter info,
3694 renamed mt to node, removed allocation, changed to use
3696 (ipa_count_formal_params): Made static, added parameter info,
3698 (ipa_initialize_node_params): New function.
3699 (ipa_check_stmt_modifications): Changed to use descriptors.
3700 (ipa_detect_param_modifications): Removed allocation, changed to
3702 (ipa_note_param_call): Changed to use descriptors.
3703 (ipa_analyze_params_uses): Removed allocation.
3704 (ipa_free_node_params_substructures): Changed to use descriptors.
3705 (ipa_edge_duplication_hook): Use the unused attribute.
3706 (ipa_node_duplication_hook): Use the unused attribute, changed to
3707 use descriptors, changed to duplicate descriptors.
3709 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3710 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3711 indirect inlining. Made static.
3712 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3713 functions called only once.
3714 (cgraph_decide_recursive_inlining): Don't call
3715 ipa_propagate_indirect_call_infos, pass new_edges to
3716 cgraph_mark_inline_edge instead.
3717 (cgraph_decide_inlining_of_small_functions): Don't call
3718 ipa_propagate_indirect_call_infos, pass new_edges to
3719 cgraph_mark_inline_edge instead.
3720 (cgraph_decide_inlining): Don't call
3721 ipa_propagate_indirect_call_infos.
3722 * ipa-prop.c: Check that vectors are allocated.
3724 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3725 iff a new cgraph edges have been created.
3726 (cgraph_decide_inlining): New variable redo_always_inline.
3727 Flattening and always_inlining loop until callgraph stabilizes.
3728 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3729 true iff new cgraph edges have been created.
3730 (propagate_info_to_inlined_callees): Likewise.
3731 (ipa_propagate_indirect_call_infos): Likewise.
3733 2008-09-11 Richard Guenther <rguenther@suse.de>
3735 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3736 (set_prologue_iterations): Likewise.
3737 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3739 (vect_update_init_of_dr): Likewise.
3740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3742 * fold-const.c (fold_unary): Do not generate calculations
3745 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3747 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3748 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3749 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3751 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3753 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3754 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3755 before finalizing the changes.
3756 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3758 (simplify_truth_ops_using_ranges): New.
3759 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3760 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3761 whether a simplification was made.
3762 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3763 use a switch statement and also call simplify_truth_ops_using_ranges.
3765 2008-09-11 Jan Hubicka <jh@suse.cz>
3767 * ggc-common.c (loc_array): Make static.
3768 * dce.c (rest_of_handle_ud_dce): Free worklist.
3770 2008-09-11 Jan Hubicka <jh@suse.cz>
3772 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3773 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3774 function so we are sure we do not dangle it forever.
3775 * function.c (outer_function_chain, find_function_data): Remove.
3776 (function_context_stack): New.
3777 (push_function_context, pop_function_context): Update.
3778 * function.h (struct function): Remove pointer outer.
3779 (outer_function_chain, find_function_data): Remove.
3780 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3782 2008-09-11 Jan Hubicka <jh@suse.cz>
3785 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3787 2008-09-11 Jan Hubicka <jh@suse.cz>
3789 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3791 2008-09-11 Jan Hubicka <jh@suse.cz>
3793 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3794 (free_var_map_entry): New function.
3795 (redirect_edge_var_map_destroy): Use it.
3797 2008-09-11 Jan Hubicka <jh@suse.cz>
3800 * tree-inline.c (add_lexical_block): Replace with ...
3801 (prepend_lexical_block): ... prepend at begginig.
3802 (remap_blocks): Use it and reverse later.
3803 (expand_call_inline): Use prepend_lexical_block.
3805 2008-09-11 Jan Hubicka <jh@suse.cz>
3807 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3809 2008-09-11 Jan Hubicka <jh@suse.cz>
3811 * function.c (free_after_compilation): Call insn_locators_free.
3812 * cfglayout.c (insn_locators_free): New function.
3813 * rtl.h (insn_locators_free): Declare.
3815 2008-09-11 Jan Hubicka <jh@suse.cz>
3817 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3819 (cond_move_process_if_block): Update call.
3821 2008-09-11 Jan Hubicka <jh@suse.cz>
3823 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3824 * vec.c: Include hashtab.h
3825 (vec_descriptor, ptr_hash_entry): New structures.
3826 (vec_desc_hash, vec_ptr_map): New static variables.
3827 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3828 register_overhead, free_overhead, vec_heap_free): New functions.
3829 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3830 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3831 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3834 2008-09-11 Ira Rosen <irar@il.ibm.com>
3836 PR tree-optimization/37474
3837 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3838 length of load permutation.
3840 2008-09-11 Andreas Schwab <schwab@suse.de>
3842 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3844 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3847 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3848 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3849 simplify_gen_subreg.
3851 2008-09-11 Ira Rosen <irar@il.ibm.com>
3853 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3856 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3859 * gimplify.c (gimplify_body): Call default_rtl_profile.
3862 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3863 instead of tok->val.node if not expanding to something else. Handle
3864 intervening CPP_PADDING tokens.
3865 (altivec_categorize_keyword): Remove unneeded comparisons.
3867 2008-09-10 Richard Guenther <rguenther@suse.de>
3869 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3871 2008-09-10 Richard Guenther <rguenther@suse.de>
3874 * tree-inline.c (insert_init_stmt): Make sure to not
3875 insert invalid gimple stores.
3877 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3879 PR tree-optimization/37388
3880 * toplev.c (process_options): Fail and warn when graphite
3881 flags are used, but the compiler has not been configured
3882 with graphite libraries.
3883 * graphite.c (graphite_transform_loops): Remove printfs
3884 to dump_file for the case when graphite is not available.
3886 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3889 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3890 the even element into register.
3891 (ix86_expand_vector_init_general): Don't use
3892 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3893 if we can't move from GPR to SSE register directly.
3895 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3897 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3898 not lose track of the number of NOPs needed. Number of NOPs needed
3899 for sync vs. loads workaround was switched; corrected. Run second
3900 pass for all workarounds. No NOPs needed after call insns. Change
3901 second pass to use find_next_insn_start and find_load helpers in order
3902 to properly detect parallel insns.
3903 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3905 2008-09-10 Jan Hubicka <jh@suse.cz>
3907 * value-prof.c (gimple_ic): Fix tuplification bug.
3908 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3911 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3913 PR tree-optimization/37353
3914 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3915 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3916 calls instead of cond_dead_built_in_calls.
3917 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3918 initalize the vector only before adding first entry. Use VEC_safe_push
3919 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3920 shrink_wrap_conditional_dead_built_in_calls call.
3922 2008-09-10 Ira Rosen <irar@il.ibm.com>
3924 PR tree-optimization/37385
3925 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3926 argument, and use it as a vector type if not NULL.
3927 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3929 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3930 additional argument.
3931 (vectorizable_load): Likewise.
3933 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3935 * config/i386/i386.md (SWI32): New mode iterator.
3936 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3939 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3941 PR rtl-optimization/37435
3942 * caller-save.c (insert_restore, insert_save): Check the mode by
3945 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3948 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3950 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3953 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3955 * doc/invoke.texi (ARM Options): Correct errors in discussion
3956 of -mfloat-abi, -mhard-float, and -msoft-float.
3958 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3959 Jan Hubicka <jh@suse.cz>
3962 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3963 calling gimple_regimplify_operands on it. Iterate over all newly
3964 added statements, not just the last one.
3965 (insert_init_stmt): Insert stmt into seq first, then call
3966 gimple_regimplify_operands on it. Don't create new gimplification
3967 context, nor find referenced vars.
3969 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3972 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3973 to pointer to vector pointer.
3974 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3975 propagate_info_to_inlined_callees): Likewise.
3976 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3977 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3978 ipa_check_create_edge_args.
3979 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3980 argument to pointer to vector pointer.
3981 (cgraph_decide_inlining_of_small_function): Adjust
3982 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3986 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3987 optimizing for size, not speed.
3989 PR rtl-optimization/37408
3990 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3991 if parm is promoted.
3993 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3995 PR tree-optimization/37375
3996 * tree-scalar-evolution.c (scev_info_str): Add field
3998 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3999 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4000 set_instantiated_value): Pass instantiated_below.
4001 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4003 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4004 the definitions are not instantiated.
4006 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4007 (block_before_loop): New.
4008 * tree-data-ref.c (dr_analyze_indices): Update uses of
4010 * graphite.c (block_before_scop): New.
4011 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4012 basic block, not a loop for determining the parameters.
4013 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4015 (idx_record_params, find_params_in_bb, find_scop_parameters,
4016 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4017 to instantiate_scev.
4019 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4021 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4025 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4027 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4028 Check zero freq and increase if necessary.
4030 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4032 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4033 regno is in the right range. Add comments.
4035 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4037 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4039 * mips-tfile.c (copy_object): Cast alloca result to int *.
4040 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4042 Rename class to sclass.
4043 (read_tfile): Cast read_seek return values to proper types.
4044 Cast xcalloc return value to proper type.
4046 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4048 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4049 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4050 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4052 2008-09-09 Jan Hubicka <jh@suse.cz>
4054 * profile.c (is_edge_inconsistent): Add debug output; ignore
4055 negative count on fake edges.
4056 (is_inconsistent): Add debug output.
4058 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4060 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4062 (choose_ready): When first insn is chosen from the ready list, also
4065 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4067 PR rtl-optimization/37360
4068 * haifa-sched.c (max_issue): Do not assert that we never issue more
4069 insns than issue_rate. Add comment.
4071 2008-09-09 Richard Guenther <rguenther@suse.de>
4073 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4074 (verify_types_in_gimple_call): Rename to ...
4075 (verify_gimple_call): ... this. Enhance.
4076 (verify_types_in_gimple_cond): Remove.
4077 (verify_gimple_comparison): New function ...
4078 (verify_types_in_gimple_assign): ... split out from here.
4079 (verify_types_in_gimple_return): Rename to ...
4080 (verify_gimple_return): ... this. Enhance.
4081 (verify_types_in_gimple_switch): Rename to ...
4082 (verify_gimple_switch): ... this. Enhance.
4083 (verify_gimple_goto): New function.
4084 (verify_types_in_gimple_phi): Rename to ...
4085 (verify_gimple_phi): ... this. Enhance.
4086 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4087 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4088 (verify_types_in_gimple_seq_2): Remove cases handled in
4089 verify_types_in_gimple_stmt.
4091 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4093 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4094 (push_multiple_operation, pop_multiple_operation): Set it.
4095 (workaround_rts_anomaly): New function.
4096 (workaround_speculation): New function, broken out of bfin_reorg.
4097 (bfin_reorg): Call the new functions.
4099 2008-09-09 Richard Guenther <rguenther@suse.de>
4103 * gimplify.c (gimplify_conversion): Change conversions of
4104 non-register type to VIEW_CONVERT_EXPRs.
4105 (gimplify_addr_expr): If we need to make the operand
4106 addressable make sure to use a properly initialized
4107 temporary for that so it gets a valid gimple store.
4109 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4111 * function.h (struct function): Add function_start_locus.
4112 * cfgexpand.c (gimple_expand_cfg): Use it.
4113 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4115 2008-09-09 Richard Guenther <rguenther@suse.de>
4117 PR tree-optimization/37433
4118 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4121 2008-09-09 Richard Guenther <rguenther@suse.de>
4123 PR tree-optimization/37387
4124 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4125 and bits to a common type.
4127 2008-09-09 Nick Clifton <nickc@redhat.com>
4129 * config/v850/v850.md (return): Restore frame size restriction.
4131 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4133 * c-common.c (c_expand_decl): Remove.
4134 * c-common.h (anon_aggr_type_p): Remove prototype.
4135 (DECL_ANON_UNION_ELEMS): Remove.
4136 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4137 * c-decl.c (anon_aggr_type_p): Remove.
4138 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4139 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4140 * langhooks.h (struct lang_hooks): Remove expand_decl.
4141 * langhooks.c (lhd_expand_decl): Remove.
4142 * stmt.c (expand_anon_union_decl): Remove.
4143 * tree.h (expand_anon_union_decl): Remove prototype.
4145 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4148 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4150 * config/avr/avr.md (QISI) : Define mode iterator.
4151 (negated_tst<mode>) : Redefine as split using mode macro.
4152 (reversed_tstqi): Define insn as reversed compare with zero.
4153 (reversed_tsthi): Ditto.
4154 (reversed_tstsi): Ditto.
4156 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4159 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4160 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4163 * predict.c (optimize_function_for_size_p): Don't segfault if
4165 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4166 tree_swap_operands_p): Don't test cfun != NULL before calling
4167 optimize_function_for_s*_p.
4169 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4171 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4174 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4176 * crx/crx.h (IRA_COVER_CLASSES): Define.
4178 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4181 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4182 even when a stmt has been gimple_modified_p, but after fold_stmt is
4183 not any longer. Remove unneeded may_have_exposed_new_symbols
4186 2008-09-08 Richard Guenther <rguenther@suse.de>
4188 PR tree-optimization/37421
4189 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4192 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4195 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4197 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4200 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4201 * pa-hpux10.h (LINK_SPEC): Likewise.
4202 * pa-hpux11.h (LINK_SPEC): Likewise.
4204 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4206 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4207 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4209 2008-09-07 Helge Deller <deller@gmx.de>
4211 * pa/linux-atomic.c: New file.
4212 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4213 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4215 2008-09-07 Richard Guenther <rguenther@suse.de>
4216 Ira Rosen <irar@il.ibm.com>
4218 PR tree-optimization/36630
4219 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4220 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4222 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4223 Ira Rosen <irar@il.ibm.com>
4225 PR tree-optimization/35642
4226 * config/rs6000/altivec.md (mulv8hi3): Implement.
4228 2008-09-06 Jeff Law <law@redhat.com>
4230 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4232 2008-09-06 Jan Hubicka <jh@suse.cz>
4234 PR tree-optimization/14703
4235 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4237 * passes.c (init_optimization_passes): Recompute inline parameters.
4239 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4241 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4244 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4245 Peter Fuerst <post@pfrst.de>
4247 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4248 * doc/extend.texi: Document __builtin_mips_cache.
4249 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4250 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4251 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4252 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4253 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4254 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4255 (set_push_mips_isas): New variable.
4256 (mips_r10k_cache_barrier): New variable.
4257 (cache): New availability predicate.
4258 (mips_builtins): Add an entry for __builtin_mips_cache.
4259 (mips_build_cvpointer_type): New function.
4260 (MIPS_ATYPE_CVPOINTER): New macro.
4261 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4263 (r10k_simplified_address_p, r10k_simplify_address)
4264 (r10k_uncached_address_p, r10k_safe_address_p)
4265 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4266 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4267 (r10k_insert_cache_barriers): New functions.
4268 (mips_reorg_process_insns): Delete cache barriers after a
4269 branch-likely instruction.
4270 (mips_reorg): Call r10k_insert_cache_barriers.
4271 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4272 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4273 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4274 (mips_cache, r10k_cache_barrier): New define_insns.
4276 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4278 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4279 * ira-color.c (setup_allocno_left_conflicts_num): Use
4280 hard_reg_set_equal_p instead of a comparison with
4281 ira_zero_hard_reg_set.
4282 * ira.c (setup_reg_subclasses): Likewise.
4283 (setup_cover_and_important_classes): Likewise.
4284 (setup_class_translate): Likewise.
4285 (setup_reg_class_intersect_union): Likewise.
4286 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4287 (ira_init_once): Don't initialize them.
4289 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4291 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4293 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4295 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4297 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4299 Improved branch hints, safe hints, and scheduling.
4301 * haifa-sched.c (sched_emit_insn) : Define.
4302 * sched-int.h (sched_emit_insn) : Add prototype.
4303 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4304 -mhint-max-distance -msafe-hints) : Document.
4305 * config/spu/spu.c (spu_flag_var_tracking): New.
4306 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4307 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4308 TARGET_ASM_FILE_START): Define.
4309 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4310 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4311 (spu_emit_branch_hint): Add blocks argument.
4312 (insert_branch_hints, insert_nops): Remove.
4313 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4314 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4315 spu_sched_reorder, asm_file_start): New functions.
4316 (clock_var, spu_sched_length, pipe0_clock,
4317 pipe1_clock, prev_clock_var, prev_priority,
4318 spu_ls_first, prev_ls_clock): New static variables.
4319 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4320 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4321 (nopn_nv): Add a non-volatile version of nop.
4322 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4323 -mhint-max-distance, -msafe-hints): New options.
4325 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4326 Samuel Tardieu <sam@rfc1149.net>
4328 * opts.c (decode_options): Combine nested if statements.
4331 * opts.c (decode_options): Handle more relationships among
4332 unit-at-a-time, toplevel-reorder, and section-anchors.
4334 2008-09-05 David Daney <ddaney@avtrex.com>
4336 * doc/install.texi (--enable-reduced-reflection): Document new option.
4338 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4340 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4342 (constantpool_operand): New.
4343 (move_operand): Disallow sub-word modes for the constant pool.
4344 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4345 (xtensa_secondary_reload_class): Replace with....
4346 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4347 Set icode for sub-word reloads from the constant pool.
4348 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4349 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4350 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4351 * config/xtensa/xtensa-protos.h: Update prototypes.
4353 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4355 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4356 (REG_CLASS_NAMES): Update.
4357 (REG_CLASS_CONTENTS): Update.
4358 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4359 of ALL_REGS for regs 77 and 78.
4360 * function.c (instantiate_virtual_regs_in_insn): Assert that
4361 return value of simplify_gen_subreg is not NULL.
4363 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4365 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4366 (gen_rtvec_v): Fix coding standards.
4368 2008-09-04 Jan Hubicka <jh@suse.cz>
4370 * i386.c (decide_alg): Be more conservative about optimizing for size.
4372 2008-09-04 Ian Lance Taylor <iant@google.com>
4374 * varasm.c (narrowing_initializer_constant_valid_p): New
4376 (initializer_constant_valid_p): Call it.
4378 2008-09-04 Jeff Law <law@redhat.com>
4380 * fold-const.c (native_encode_real): Fix computation of WORDS.
4381 (native_interpret_real): Likewise.
4383 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4385 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4387 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4389 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4390 that the cost is already taken into account in ira-costs.c
4392 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4394 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4395 ira_debug_copies): New.
4396 (ira_bulid): Call print_copies.
4398 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4400 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4403 * config/rs6000/rs6000.c (optimization_options): Remove check of
4404 flag_toplevel_order.
4406 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4408 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4409 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4410 second operand is a reg_imm10_operand.
4411 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4412 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4413 (*seq_<GPR:mode><GPR2:mode>): Rename to
4414 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4416 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4417 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4419 (*sne_<GPR:mode><GPR2:mode>): Rename to
4420 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4423 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4425 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4426 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4427 combining an arithmetic right shift by more than 31 and a
4428 trunction. Don't match for out-of-range shift amounts. Set
4429 attribute mode to <MODE>.
4430 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4431 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4432 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4433 shifts by less than 32.
4434 (extv): Change predicate on first operand to accept registers.
4435 Change predicate of the other operands from immediate_operand to
4436 const_int_operand. Expand exts when source is a register.
4437 (extzv): Change predicate of the constant operands from
4438 immediate_operand to const_int_operand.
4439 (extzv<mode>): Change predicate of the constant operands from
4440 immediate_operand to const_int_operand and no constraint. Also
4442 (*extzv_trunc<mode>_exts): New pattern.
4444 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4446 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4447 * config/mips/mips-protos.h (mask_low_and_shift_p,
4448 mask_low_and_shift_len): Declare.
4449 * config/mips/mips.c (mask_low_and_shift_p,
4450 mask_low_and_shift_len): New functions.
4451 (mips_print_operand): Handle new operand prefix "m".
4452 * config/mips/mips.md (*cins<mode>): New pattern.
4454 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4456 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4457 optimizing for size.
4459 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4461 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4462 regardless of epilogue_completed.
4464 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4467 * ira-lives.c (process_bb_node_lives): Check setjmp.
4469 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4472 * ira-build.c (form_loop_tree): Reverse BB walk.
4473 (create_bb_allocnos): Likewise.
4474 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4475 (mark_reg_store): Rename to...
4476 (mark_ref_live): ...this and take a df_ref argument instead of
4477 note_stores arguments. Assert that we have a register.
4478 (mark_reg_clobber): Delete.
4479 (def_conflicts_with_inputs_p): New function.
4480 (mark_reg_conflicts): Delete.
4481 (mark_reg_death): Rename to...
4482 (mark_ref_dead): ...this and take a df_ref argument instead of
4483 a register. Assert that we have a register.
4484 (process_bb_node_lives): Hoist frequency calculation out of
4485 instruction walk. Convert from a forwards scan to a backwards scan.
4486 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4487 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4488 (create_allocno_live_ranges): Don't create regs_set.
4490 2008-09-04 Ian Lance Taylor <iant@google.com>
4492 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4493 or REG_LABEL_TARGET.
4494 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4495 comparing MODE with MEM.
4496 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4497 comparing with GF_PREDICT_TAKEN.
4498 (gimple_get_lhs): Change code to enum gimple_code.
4499 (gimple_set_lhs): Likewise.
4500 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4501 * omp-low.c (find_omp_clause): Change kind parameter to enum
4503 * tree-flow.h (find_omp_clause): Update declaration.
4504 * regrename.c (clear_dead_regs): Change kind parameter to enum
4506 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4508 * see.c (see_get_extension_data): Change return type to enum
4509 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4510 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4511 (see_gen_normalized_extension): Change extension_code parameter to
4513 (see_seek_pre_extension_expr): Change extension_code to enum
4515 (see_merge_one_def_extension): Likewise.
4516 (see_handle_relevant_defs): Likewise.
4517 (see_handle_relevant_uses): Likewise.
4518 (see_analyze_one_def): Likewise.
4519 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4520 GIMPLE_ASM rather than ASM_EXPR.
4521 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4522 GIMPLE_RETURN rather than RETURN_EXPR.
4523 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4524 (evaluate_stmt): Likewise.
4525 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4526 to enum vect_relevant.
4527 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4528 compare gimple codes with tree codes.
4530 2008-09-04 Paul Brook <paul@codesourcery.com>
4532 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4534 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4536 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4537 pointer check lost in the recent no-unit-at-a-time patch.
4539 2008-09-04 Jan Hubicka <jh@suse.cz>
4542 * tree-switch-conversion.c (check_final_bb): Accept only IP
4545 2008-09-04 Jan Hubicka <jh@suse.cz>
4547 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4549 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4550 using_ranges argument.
4551 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4552 (vrp_visit_cond_stmt): Update call of
4553 vrp_evaluate_conditional_warnv_with_ops
4555 2008-09-04 Jan Hubicka <jh@suse.cz>
4557 PR tree-optimization/37345
4558 PR tree-optimization/37358
4559 PR tree-optimization/37357
4560 * tree.c (build_function_type_skip_args): Build distinct type copy;
4562 (build_function_decl_skip_args): Set type of new decl not orig decl;
4563 clear DECL_VINDEX for methods turned into functions.
4565 2008-09-04 Nick Clifton <nickc@redhat.com>
4567 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4568 * configure: Regenerate.
4569 * config.in: Regenerate.
4570 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4571 alignment field, if it is supported.
4573 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4575 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4578 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4580 * config/rs6000/rs6000.c (processor_target_table): Do not
4581 enable VMX for POWER6.
4583 2008-09-03 Anton Blanchard <anton@samba.org>
4585 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4586 emit memory barrier before operation.
4588 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4591 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4592 default_elf_asm_output_external.
4594 2008-09-03 Jeff Law <law@redhat.com>
4596 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4598 2008-09-03 Richard Henderson <rth@redhat.com>
4600 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4601 memory barrier to below the test-and-set.
4602 (alpha_split_lock_test_and_set_12): Likewise.
4604 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4608 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4611 * ira-color.c (print_loop_title): Use all_allocnos.
4612 (color_pass): Ditto. Don't add border_allocnos. Check that
4613 subloop allocno in the correspdoning bitmap all_allocnos.
4615 * ira-emit.c (change_loop): Use all_allocnos.
4617 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4618 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4619 (create_cap_allocno): Remove setting mentioned_allocnos.
4620 (create_insn_allocnos): Ditto.
4621 (remove_unnecessary_allocnos): Use all_allocnos.
4622 (check_allocno_creation): Check that allocnos are in the
4623 corresponding bitmap all_allocnos.
4625 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4629 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4630 (process_regs_for_copy): Process subregs. Refine check when cost
4631 is taken into account in ira-costs.c.
4632 (process_reg_shuffles): Use REG_SUBREG_P.
4633 (add_insn_allocno_copies): Ditto. Ignore modes.
4635 * ira-color.c (conflict_allocno_vec): New.
4636 (COST_HOP_DIVISOR): New macro.
4637 (update_copy_costs_1): Use it.
4638 (update_conflict_hard_regno_costs): New function.
4639 (assign_hard_reg): Use it.
4640 (ira_color): Allocate and free conflict_allocno_vec.
4642 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4646 * ira-int.h (ira_sort_insn_chain): Remove.
4648 * ira.c (basic_block_order_nums, chain_insn_order,
4649 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4650 (ira): Don't call ira_sort_insn_chain.
4652 * reload1.c (reload): Don't call ira_sort_insn_chain.
4654 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4657 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4658 which become non throw.
4659 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4660 update_call_expr after updating the flags on the decl.
4662 2008-09-03 Jan Hubicka <jh@suse.cz>
4664 PR tree-optimization/37315
4665 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4666 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4667 (cgraph_analyze_functions): Use node->analyzed
4668 (cgraph_mark_functions_to_output): Likewise.
4669 (cgraph_expand_function): All functions can be released after
4671 (cgraph_optimize): Use gimple_has_body_p.
4672 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4673 (cgraph_decide_inlining_incrementally): Likewise.
4674 (inline_transform): Inline transform.
4675 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4677 (inlinable_function_p): Drop gimple_body check.
4678 (expand_call_inline): Use gimple_has_body_p.
4679 * gimple.c (gimple_has_body_p): New.
4680 * gimple.h (gimple_has_body_p): Add prototype.
4681 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4682 (dump_function_to_file): Use gimple_has_body_p check.
4684 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4687 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4689 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4691 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4693 From Michael Frysinger <michael.frysinger@analog.com>
4694 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4695 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4698 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4701 * doc/extend.texi: Document picoChip builtin functions.
4702 * doc/invoke.texi: Document picoChip options.
4703 * doc/contrib.texi: Add picoChip contribution.
4704 * doc/md.texi: Document picoChip constraints.
4705 * config.gcc: Add picochip-*-*.
4706 * config/picochip/: Add new port.
4708 2008-09-03 Richard Guenther <rguenther@suse.de>
4710 PR tree-optimization/37328
4711 * tree-sra.c (sra_build_assignment): Gimplify properly.
4712 (generate_copy_inout): Take the correct stmt as definition,
4713 remove bogus assert.
4715 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4717 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4720 From Michael Frysinger <michael.frysinger@analog.com>
4721 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4723 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4725 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4726 (__gthread_setspecific): Revert 2008-08-31 change to
4727 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4729 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4731 * diagnostic.c (error_at): New.
4732 * toplev.h (error_at): New prototype.
4733 * c-typeck.c (build_array_ref): Call error_at instead of error.
4734 Pass location to pedwarn.
4736 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4738 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4740 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4742 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4743 VAR_DECL and CONST_DECL.
4745 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4746 Jakub Jelinek <jakub@redhat.com>
4748 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4749 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4750 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4751 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4752 Don't set ix86_save_varrargs_registers.
4753 (ix86_setup_incoming_varargs): Assume cum != NULL.
4754 (ix86_va_start): Check ix86_varargs_gpr_size and
4755 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4756 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4757 from frame pointer if ix86_varargs_gpr_size == 0.
4758 (ix86_compute_frame_layout): Updated.
4759 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4760 (ix86_varargs_gpr_size): Define.
4761 (ix86_varargs_fpr_size): Likewise.
4762 (machine_function): Remove save_varrargs_registers.
4763 Add varargs_gpr_size and varargs_fpr_size.
4765 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4767 * config/alpha/alpha.c (va_list_skip_additions,
4768 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4769 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4772 PR tree-optimization/36766
4773 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4774 for already removed basic blocks.
4777 * real.c (real_maxval): Clear a lower bit to make real_maxval
4778 match get_max_float for IBM long double format.
4780 2008-09-02 Andreas Schwab <schwab@suse.de>
4782 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4783 * configure: Regenerate.
4785 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4787 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4788 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4789 checking for a non-VOID CONSTANT_P.
4791 2008-09-02 Jan Hubicka <jh@suse.cz>
4793 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4794 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4797 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4799 * expr.c (emit_group_store): Don't assert stack temp mode size.
4801 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4802 Tobias Grosser <grosser@fim.uni-passau.de>
4803 Jan Sjodin <jan.sjodin@amd.com>
4804 Harsha Jagasia <harsha.jagasia@amd.com>
4805 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4806 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4807 Adrien Eliche <aeliche@isty.uvsq.fr>
4809 Merge from graphite branch.
4812 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4813 * doc/invoke.texi (-floop-block, -floop-interchange,
4814 -floop-strip-mine): Document new flags.
4815 * tree-into-ssa.c (gimple_vec): Moved...
4816 * tree-loop-distribution.c (rdg_component): Moved...
4817 * cfgloopmanip.c: Include tree-flow.h.
4818 (update_dominators_in_loop): New.
4819 (create_empty_if_region_on_edge): New.
4820 (create_empty_loop_on_edge): New.
4821 (loopify): Use update_dominators_in_loop.
4822 * tree-pass.h (pass_graphite_transforms): Declared.
4823 * configure: Regenerate.
4824 * tree-phinodes.c (make_phi_node): Export.
4825 (add_phi_node_to_bb): New, split from create_phi_node.
4826 * tree-chrec.c (for_each_scev_op): New.
4827 * tree-chrec.h (for_each_scev_op): Declared.
4828 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4829 (remove_statement): Call get_phi_with_result.
4830 * config.in (HAVE_cloog): Undef.
4831 * gdbinit.in (pgg): New.
4832 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4833 * tree-ssa-loop.c (graphite_transforms): New.
4834 (gate_graphite_transforms): New.
4835 (pass_graphite_transforms): New.
4836 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4837 HAVE_cloog): Defined.
4838 * tree-vectorizer.c (rename_variables_in_bb): Export.
4839 * tree-data-ref.c (dr_may_alias_p): Export.
4840 (stmt_simple_memref_p): New.
4841 (find_data_references_in_stmt): Export.
4842 (find_data_references_in_loop): Export.
4843 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4844 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4845 (create_rdg_vertices): Export.
4846 (build_empty_rdg): New.
4847 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4848 * tree-data-ref.h (rdg_component): ... here.
4850 (struct data_reference): Add a field scop.
4852 (find_data_references_in_loop): Declared.
4853 (find_data_references_in_stmt): Declared.
4854 (create_rdg_vertices): Declared.
4855 (dr_may_alias_p): Declared.
4856 (stmt_simple_memref_p): Declared.
4857 (struct rdg_edge): Add a field ddr_p relation.
4858 (build_empty_rdg): Declared.
4859 * lambda.h (lambda_matrix): Declare a VEC of.
4860 (find_induction_var_from_exit_cond): Declared.
4861 (lambda_vector_compare): New.
4862 * common.opt (fgraphite, floop-strip-mine,
4863 floop-interchange, floop-block): New flags.
4864 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4865 * cfgloop.c (is_loop_exit): New.
4866 * cfgloop.h (is_loop_exit): Declared.
4867 (create_empty_if_region_on_edge): Declared.
4868 (create_empty_loop_on_edge): Declared.
4869 * tree-flow.h (add_phi_node_to_bb): Declared.
4870 (make_phi_node): Declared.
4871 (rename_variables_in_bb): Declared.
4872 (perfect_loop_nest_depth): Declared.
4873 (graphite_transform_loops): Declared.
4874 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4875 (graphite.o-warn): Add -Wno-error.
4876 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4877 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4878 (INCLUDES): Add PPLINC, CLOOGINC.
4879 (OBJS-common): Add graphite.o.
4880 (graphite.o): Add rule.
4881 * gimple.h (gimple_vec): ... here.
4882 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4883 * passes.c (init_optimization_passes): Schedule
4884 pass_graphite_transforms.
4886 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4889 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4890 and -fno-toplevel-reorder after handle_options.
4892 2008-09-02 Paul Brook <paul@codesourcery.com>
4894 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4895 (arm_override_options): Set arm_tune_cortex_a9.
4896 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4897 (arm_issue_rate): Handle cortexa9.
4898 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4899 * config/arm/arm-cores.def: Add cortex-a9.
4900 * config/arm/arm-tune.md: Regenerate.
4901 * config/arm/arm.md: Include cortex-a9.md.
4902 (generic_sched, generic_vfp): Add cortexa9.
4903 * config/arm/cortex-a9.md: New file.
4905 2008-09-02 Richard Guenther <rguenther@suse.de>
4907 PR tree-optimization/37327
4908 * tree-vrp.c (register_new_assert_for): Make sure to not have
4909 TREE_OVERFLOW set on the bound.
4911 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4913 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4915 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4916 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4919 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4921 * gcc/config/spu/spu.md (divdf3): Removed.
4923 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4925 PR tree-optimization/37095
4926 * cgraph.c (cgraph_node): When creating new cgraph node after
4927 assembler_name_hash has been populated, record it in the hash
4930 2008-09-01 Paul Brook <paul@codesourcery.com>
4932 * doc/invoke.texi: Document -mword-relocations.
4933 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4934 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4935 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4936 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4937 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4938 (arm_emit_movpair): New function.
4939 (arm_print_operand <c>): Handle sybolic addresses.
4940 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4941 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4942 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4943 * config/arm/arm.opt: Add -mword-relocations.
4944 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4945 (arm_movt, arm_movw): New.
4947 2008-09-01 Paul Brook <paul@codesourcery.com>
4949 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4950 Allow Interworking on ARMv4 EABI based targets.
4951 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4952 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4954 2008-09-01 Paul Brook <paul@codesourcery.com>
4956 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4957 optimized LT0 test. Remove optimization for GT.
4959 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4961 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4962 openmp applications.
4963 * pa-hpux11.h (LIB_SPEC): Likewise.
4965 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4968 2008-09-01 Jan Hubicka <jh@suse.cz>
4970 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4971 present, use only counts; when guessed use only frequencies.
4972 (estimate_bb_frequencies): Use function_frequency.
4973 * profile.c (compute_branch_probabilities): Exit early when
4974 profile reading failed. Set profile_status.
4975 (branch_prob): Do not set profile_status.
4977 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4979 * tree.c (protected_set_expr_location): New.
4980 * tree.h (protected_set_expr_location): New prototype.
4981 * c-tree.h (build_array_ref): Add argument.
4982 (parser_build_unary_op): Same.
4983 * c-typeck.c (build_indirect_ref): Handle new location argument.
4984 (build_array_ref): Same.
4985 (parser_build_unary_op): Same.
4986 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4988 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4990 * c-common.c (finish_label_address_expr): Handle new location argument.
4991 * c-common.h (build_indirect_ref): Add argument.
4992 (finish_label_address_expr): Same.
4993 * c-parser.c (c_parser_unary_expression): Pass location to build
4995 (c_parser_postfix_expression): Same.
4997 2008-09-01 Paul Brook <paul@codesourcery.com>
4999 * config/arm/arm.md: Include cortex-r4f.md.
5000 (attr fpu): Update type list.
5001 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5002 fconstd, fcmps and fcmpd.
5003 (attr tune_cortexr4): Define.
5004 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5005 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5006 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5007 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5008 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5009 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5010 cortex_a8_vfp_farith: Ditto.
5011 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5012 * config/arm/cortex-r4.md: Use tune_cortexr4.
5013 * config/arm/cortex-r4f.md: New file.
5015 2008-09-01 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/37305
5018 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5019 the result of constant conversions.
5020 (fold_gimple_assign): Likewise.
5022 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5024 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5025 #ifdef ENABLE_CHECKING.
5027 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5029 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5030 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5031 when !INSN_SCHEDULING.
5033 2008-09-01 Andreas Schwab <schwab@suse.de>
5035 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5037 2008-09-01 Paul Brook <paul@codesourcery.com>
5039 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5041 2008-09-01 Jan Hubicka <jh@suse.cz>
5043 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5045 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5047 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5048 * gimplify.c (gimplify_init_constructor): Add speed operand.
5049 * tree-sra.c (decide_block_copy): Likewise.
5050 * tree-inline.c (estimate_move_cost): Likewise.
5051 * config/alpha/alpha.h (MOVE_RATIO): Update.
5052 * config/frv/frv.c (MOVE_RATIO): Update.
5053 * config/spu/spu.h (MOVE_RATIO): Update.
5054 * config/sparc/sparc.h (MOVE_RATIO): Update.
5055 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5056 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5057 * config/cris/cris.h (MOVE_RATIO): Update.
5058 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5059 * config/arm/arm.h (MOVE_RATIO): Update.
5060 * config/pa/pa.md: Update uses of MOVE_RATIO
5061 * config/pa/pa.h (MOVE_RATIO): Update.
5062 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5063 CLEAR_RATIO, SET_RATIO): Update.
5064 * config/h8300/h8300.h (MOVE_RATIO): Update.
5065 * config/v850/v850.h (MOVE_RATIO): Update.
5066 * config/bfin/bfin.h (MOVE_RATIO): Update.
5068 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5069 Dmitry Melnik <dm@ispras.ru>
5070 Dmitry Zhurikhin <zhur@ispras.ru>
5071 Alexander Monakov <amonakov@ispras.ru>
5072 Maxim Kuvyrkov <maxim@codesourcery.com>
5074 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5075 sel-sched-dump.c, sel-sched-ir.c: New files.
5076 * Makefile.in (OBJS-common): Add selective scheduling object files.
5077 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5078 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5079 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5080 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5081 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5082 (make_forwarder_block): Update loop latch if we have redirected
5083 the loop latch edge.
5084 * cfgloop.c (get_loop_body_in_custom_order): New function.
5085 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5086 (CP_FALLTHRU_PREHEADERS): Likewise.
5087 (get_loop_body_in_custom_order): Declare.
5088 * cfgloopmanip.c (has_preds_from_loop): New.
5089 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5090 Assert that the preheader edge will be fall thru when it is set.
5091 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5092 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5093 fsel-sched-substitution, fselective-scheduling): New flags.
5094 * cse.c (hash_rtx_cb): New.
5096 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5097 sel_sched_insn_cnt): New counters.
5098 * final.c (compute_alignments): Export. Free dominance
5099 info after loop_optimizer_finalize.
5100 * genattr.c (main): Output maximal_insn_latency prototype.
5101 * genautomata.c (output_default_latencies): New.
5102 Factor its code from ...
5103 (output_internal_insn_latency_func): ... here.
5104 (output_internal_maximal_insn_latency_func): New.
5105 (output_maximal_insn_latency_func): New.
5106 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5107 (struct hard_reg_set_iterator): New.
5108 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5109 hard_reg_set_iter_next): New functions.
5110 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5111 * lists.c (remove_free_INSN_LIST_node,
5112 remove_free_EXPR_LIST_node): New functions.
5113 * loop-init.c (loop_optimizer_init): When
5114 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5115 calling create_preheaders.
5116 (loop_optimizer_finalize): Do not verify flow info after reload.
5117 * recog.c (validate_replace_rtx_1): New parameter simplify.
5118 Default it to true. Update all uses. Factor out simplifying
5120 (simplify_while_replacing): ... this new function.
5121 (validate_replace_rtx_part,
5122 validate_replace_rtx_part_nosimplify): New.
5123 * recog.h (validate_replace_rtx_part,
5124 validate_replace_rtx_part_nosimplify): Declare.
5125 * rtl.c (rtx_equal_p_cb): New.
5126 (rtx_equal_p): Use it.
5127 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5128 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5129 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5130 * vecprim.h: Add a vector type for unsigned int.
5131 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5132 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5133 ready_try, cycle_issued_insns, spec_info): Make global.
5134 (readyp): Initialize.
5135 (dfa_lookahead): New global variable.
5136 (old_max_uid, old_last_basic_block): Remove.
5137 (h_i_d): Make it a vector.
5138 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5140 (after_recovery, adding_bb_to_current_region_p):
5141 New variables to handle correct insertion of the recovery code.
5142 (struct ready_list): Move declaration to sched-int.h.
5143 (rgn_n_insns): Removed.
5144 (rtx_vec_t): Move to sched-int.h.
5145 (find_insn_reg_weight): Remove.
5146 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5147 (haifa_init_h_i_d, haifa_finish_h_i_d):
5148 New functions to initialize / finalize haifa instruction data.
5149 (extend_h_i_d, init_h_i_d): Rewrite.
5150 (unlink_other_notes): Move logic to add_to_note_list. Handle
5151 selective scheduler.
5152 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5153 find_fallthru_edge): Make global, remove static prototypes.
5154 (max_issue): Make global. Add privileged_n and state parameters. Use
5156 (extend_global, extend_all): Removed.
5157 (init_before_recovery): Add new param. Fix the handling of the case
5158 when we insert a recovery code before the EXIT which has a predecessor
5159 with a fallthrough edge to it.
5160 (create_recovery_block): Make global. Rename to
5161 sched_create_recovery_block. Update.
5162 (change_pattern): Rename to sched_change_pattern. Make global.
5163 (speculate_insn): Rename to sched_speculate_insn. Make global.
5164 Split haifa-specific functionality into ...
5165 (haifa_change_pattern): New static function.
5166 (sched_extend_bb): New static function.
5167 (sched_init_bbs): New function.
5168 (current_sched_info): Change type to struct haifa_sched_info.
5169 (insn_cost): Adjust for selective scheduling.
5170 (dep_cost_1): New function. Move logic from ...
5171 (dep_cost): ... here.
5172 (dep_cost): Use dep_cost_1.
5173 (contributes_to_priority_p): Use sched_deps_info instead of
5175 (priority): Adjust to work with selective scheduling. Process the
5176 corner case when all dependencies don't contribute to priority.
5177 (rank_for_schedule): Use ds_weak instead of dep_weak.
5178 (advance_state): New function. Move logic from ...
5179 (advance_one_cycle): ... here.
5180 (add_to_note_list, concat_note_lists): New functions.
5181 (rm_other_notes): Make static. Adjust for selective scheduling.
5182 (remove_notes, restore_other_notes): New functions.
5183 (move_insn): Add two arguments. Update assert. Don't call
5185 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5186 Remove more_issue, max_points. Move the code to initialize
5187 max_lookahead_tries to max_issue.
5188 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5189 ready. Adjust use of move_insn. Call restore_other_notes.
5191 (sched_init, sched_finish): Move Haifa-specific initialization/
5193 (haifa_sched_init, haifa_sched_finish): ... respectively.
5195 (setup_sched_dump): New function.
5196 (haifa_init_only_bb): New static function.
5197 (haifa_speculate_insn): New static function.
5198 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5199 (extend_ready, extend_all): Remove.
5200 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5201 (create_check_block_twin, add_to_speculative_block): Use
5202 haifa_insns_init instead of extend_global. Update to use new
5203 initialization functions. Change parameter. Factor out code from
5204 create_check_block_twin to ...
5205 (sched_create_recovery_edges) ... this new function.
5206 (add_block): Remove.
5207 (sched_scan_info): New.
5208 (extend_bb): Use sched_scan_info.
5209 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5210 static functions for walking through scheduling region.
5211 (sched_luids): New vector variable to replace uid_to_luid.
5212 (luids_extend_insn): New function.
5213 (sched_max_luid): New variable.
5214 (luids_init_insn): New function.
5215 (sched_init_luids, sched_finish_luids): New functions.
5216 (insn_luid): New debug function.
5217 (sched_extend_target): New function.
5218 (haifa_init_insn): New static function.
5219 (sched_init_only_bb): New hook.
5220 (sched_split_block): New hook.
5221 (sched_split_block_1): New function.
5222 (sched_create_empty_bb): New hook.
5223 (sched_create_empty_bb_1): New function.
5224 (common_sched_info, ready): New global variables.
5225 (current_sched_info_var): Remove.
5226 (move_block_after_check): Use common_sched_info.
5227 (haifa_luid_for_non_insn): New static function.
5228 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5229 (increase_insn_priority): New.
5230 * modulo-sched.c: (issue_rate): Remove static declaration.
5231 (sms_sched_info): Change type to haifa_sched_info.
5232 (sms_sched_deps_info, sms_common_sched_info): New variables.
5233 (setup_sched_infos): New.
5234 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5235 Do not call regstat_free_calls_crossed.
5236 (sms_print_insn): Use const_rtx.
5237 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5238 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5239 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5240 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5241 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5242 current_sched_info to use it.
5243 (enum reg_pending_barrier_mode): Move to sched-int.h.
5244 (h_d_i_d): New variable. Initialize to NULL.
5245 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5247 (estimate_dep_weak): Remove static declaration.
5248 (sched_has_condition_p): New function. Adjust users of
5249 sched_get_condition to use it instead.
5250 (conditions_mutex_p): Add arguments indicating which conditions are
5252 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5253 argument to indicate whether returned condition is reversed. Do not
5254 generate new rtx when condition should be reversed; indicate it by
5255 setting new argument instead.
5256 (add_dependence_list_and_free): Add deps parameter.
5257 Update all users. Do not free dependence list when
5258 deps context is readonly.
5259 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5261 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5262 (remove_from_deps): New. Use the above functions.
5263 (cur_insn, can_start_lhs_rhs_p): New static variables.
5264 (add_or_update_back_dep_1): Initialize present_dep_type.
5265 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5266 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5267 haifa_note_dep): New functions implementing dependence hooks for
5268 the Haifa scheduler.
5269 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5270 note_dep): New functions.
5271 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5273 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5274 (free_deps): Initialize deps->reg_last.
5275 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5276 sched_analyze_insn): Update to use dependency hooks infrastructure
5277 and readonly contexts.
5278 (deps_analyze_insn): New function. Move part of logic from ...
5279 (sched_analyze): ... here. Also move some logic to ...
5280 (deps_start_bb): ... here. New function.
5281 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5283 (sched_deps_init): New function. Move code from ...
5284 (init_dependency_caches): ... here. Remove.
5285 (init_deps_data_vector): New.
5286 (sched_deps_finish): New function. Move code from ...
5287 (free_dependency_caches): ... here. Remove.
5288 (init_deps_global, finish_deps_global): Adjust for use with
5289 selective scheduling.
5290 (get_dep_weak): Move logic to ...
5291 (get_dep_weak_1): New function.
5292 (ds_merge): Move logic to ...
5293 (ds_merge_1): New static function.
5294 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5295 (ds_get_max_dep_weak): New function.
5296 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5297 (n_insns): Rename to rgn_n_insns.
5298 (debug_ebb_dependencies): New function.
5299 (init_ready_list): Use it.
5300 (begin_schedule_ready): Use sched_init_only_bb.
5301 (ebb_print_insn): Indicate when an insn starts a new cycle.
5302 (contributes_to_priority, compute_jump_reg_dependencies,
5303 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5304 (add_block1): Remove to ebb_add_block.
5305 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5306 (schedule_ebb): Initialize them. Use remove_notes instead of
5307 rm_other_notes. Use haifa_local_init/finish.
5308 (schedule_ebbs): Use haifa_sched_init/finish.
5309 * sched-int.h: Include vecprim.h, remove rtl.h.
5310 (struct ready_list): Delete declaration.
5311 (sched_verbose_param, enum sched_pass_id_t,
5312 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5313 (struct sched_scan_info_def): New structure.
5314 (sched_scan_info, sched_scan, sched_init_bbs,
5315 sched_init_luids, sched_finish_luids, sched_extend_target,
5316 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5317 (struct common_sched_info_def): New.
5318 (common_sched_info, haifa_common_sched_info,
5319 sched_emulate_haifa_p): Declare.
5321 (sched_luids): Declare.
5322 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5323 (sched_max_luid, insn_luid): Declare.
5324 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5325 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5326 print_insn, print_pattern, print_value, haifa_classify_insn,
5327 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5328 setup_sched_dump, sched_init, sched_finish,
5329 sel_insn_is_speculation_check): Export.
5330 (struct ready_list): Move from haifa-sched.c.
5331 (ready_try, ready, max_issue): Export.
5332 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5333 sched_init_only_bb, sched_split_block, sched_split_block_1,
5334 sched_create_empty_bb, sched_create_empty_bb_1,
5335 sched_create_recovery_block, sched_create_recovery_edges): Export.
5336 (enum reg_pending_barrier_mode): Export.
5337 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5339 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5340 print_insn field. Move add_block and fix_recovery_cfg to
5341 common_sched_info_def. Move compute_jump_reg_dependencies,
5343 (struct sched_deps_info_def): ... this new structure.
5344 (sched_deps_info): Declare.
5345 (struct spec_info_def): Remove weakness_cutoff, add
5346 data_weakness_cutoff and control_weakness_cutoff.
5347 (spec_info): Declare.
5348 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5350 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5351 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5352 (current_sched_info): Change type to struct haifa_sched_info.
5353 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5354 (h_d_i_d): New variable.
5355 (HDID): New accessor macro.
5356 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5357 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5359 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5360 (enum SCHED_FLAGS): Update for selective scheduler.
5361 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5362 (init_dependency_caches, free_dependency_caches): Delete declarations.
5363 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5364 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5365 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5366 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5367 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5369 (rm_other_notes): Delete declaration.
5370 (schedule_block): Remove one argument.
5371 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5372 ready_element, ready_lastpos, sched_extend_ready_list,
5373 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5374 concat_note_lists): Export.
5375 (struct region): Move from sched-rgn.h.
5376 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5377 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5378 BLOCK_TO_BB, CONTAINING_RGN): Export.
5379 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5380 (current_nr_blocks, current_blocks, target_bb): Likewise.
5381 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5382 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5383 sched_rgn_local_init, extend_regions,
5384 rgn_make_new_region_out_of_new_block, compute_priorities,
5385 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5386 extend_rgns, deps_join rgn_setup_common_sched_info,
5387 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5388 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5389 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5390 increase_insn_priority): Likewise.
5391 * sched-rgn.c: Include sel-sched.h.
5392 (ref_counts): New static variable. Use it ...
5393 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5394 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5395 (sched_is_disabled_for_current_region_p): Delete static declaration.
5396 (struct region): Move to sched-int.h.
5397 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5398 ebb_head): Define and initialize.
5399 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5400 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5401 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5403 (find_single_block_region): Add new argument to indicate that EBB
5404 regions should be constructed.
5405 (debug_live): Delete declaration.
5406 (current_nr_blocks, current_blocks, target_bb):
5407 Remove static qualifiers.
5408 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5410 (init_regions): Delete declaration.
5411 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5412 rgn_estimate_number_of_insns): New.
5413 (too_large): Use estimate_number_of_insns.
5414 (haifa_find_rgns): New. Move the code from ...
5415 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5416 (free_trg_info): New.
5417 (compute_trg_info): Allocate candidate tables here instead of ...
5418 (init_ready_list): ... here.
5419 (rgn_print_insn): Use const_rtx.
5420 (contributes_to_priority, extend_regions): Delete static declaration.
5421 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5422 (add_block1): Rename to rgn_add_block.
5423 (debug_rgn_dependencies): Delete static qualifier.
5424 (new_ready): Use sched_deps_info. Simplify.
5425 (rgn_common_sched_info, rgn_const_sched_deps_info,
5426 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5428 (region_sched_info): Rename to rgn_const_sched_info.
5429 (deps_join): New, extracted from ...
5430 (propagate_deps): ... here.
5431 (compute_block_dependences, debug_dependencies): Update for selective
5433 (free_rgn_deps, compute_priorities): New functions.
5434 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5435 sched_rgn_compute_dependencies): New functions.
5436 (schedule_region): Use them.
5437 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5438 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5440 (schedule_insns): Call new functions that were split out.
5441 (rgn_make_new_region_out_of_new_block): New.
5442 (get_rgn_sched_max_insns_priority): New.
5443 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5444 scheduling when appropriate.
5445 * sched-vis.c: Include insn-attr.h.
5446 (print_value, print_pattern): Make global.
5447 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5448 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5449 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5450 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5451 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5452 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5453 hooks. Initialize them to 0.
5454 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5455 * target.h (struct gcc_target): Add them. Rename gen_check field to
5457 * flags.h (sel_sched_switch_set): Declare.
5458 * opts.c (sel_sched_switch_set): New variable.
5459 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5460 pipelining is disabled from command line.
5461 (common_handle_option): Record whether selective scheduling is
5462 requested from command line.
5463 * doc/invoke.texi: Document new flags and parameters.
5464 * doc/tm.texi: Document new target hooks.
5465 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5467 (dfa_state_size): Do not declare locally.
5468 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5469 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5470 rs6000_alloc_sched_context, rs6000_set_sched_context,
5471 rs6000_free_sched_context): New functions.
5472 (struct _rs6000_sched_context): New.
5473 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5475 (rs6000_sched_finish): Do not run for selective scheduling.
5477 2008-08-31 Jan Hubicka <jh@suse.cz>
5479 * frv.c (frv_rtx_costs): Update forward declaration.
5480 * spu.c (spu_rtx_costs): Likewise.
5481 * pdp11.c: Include df.h
5482 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5483 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5484 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5485 * iq2000.c (iq2000_address_cost): Add speed argument.
5486 (iq2000_rtx_costs): Likewise.
5487 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5488 update call of mn10300_address_cost.
5489 * mcore.c: Include df.h
5490 (mcore_rtx_costs): Update prototype.
5491 * score3.c: Include df.h
5492 (score3_rtx_costs): Remove speed argument.
5493 * score7.c: Include df.h
5494 (score7_address_cost): Remove speed argument.
5495 * score-protos.h (score_address_cost): Update prototype.
5496 * score.c: Include df.h
5497 (score_rtx_costs): Update call of costs functions.
5498 * v850.c (v850_rtx_costs): Add bool argument.
5500 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5502 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5504 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5506 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5507 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5509 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5511 * mkmap-flat.awk: Add option pe_dll.
5512 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5513 * config/i386/t-cygwin (SHLIB_LC): Add.
5514 * config/i386/t-mingw32 (SHLIB_LC): Add.
5515 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5516 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5517 (LINK_SPEC): Support libgcc_s.
5518 (LIBGCC_SPEC): Support libgcc_s.
5519 (LIBGCC_SONAME): New.
5521 2008-08-31 Jan Hubicka <jh@suse.cz>
5523 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5524 mistakely had old version of patch.
5526 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5527 (ipcp_estimate_growth): New.
5528 (ipcp_insert_stage): Use ipcp_estimate_growth.
5529 * profile.c (branch_prob): When reading failed, do not consider
5532 2008-08-31 Jan Hubicka <jh@suse.cz>
5534 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5535 loop is optimized for speed.
5537 2008-08-31 Richard Guenther <rguenther@suse.de>
5540 * fold-const.c (fold_binary): Retain conversions in folding
5543 2008-08-31 Jan Hubicka <jh@suse.cz>
5545 * postreload-gcse.c (eliminate_partially_redundant_loads):
5546 Use optimize_bb_for_size_p.
5547 * predict.c (maybe_hot_frequency_p): Make inline.
5548 (maybe_hot_count_p): Break out from ...
5549 (maybe_hot_bb_p): ... this one.
5550 (maybe_hot_edge_p): Simplify.
5551 * basic-block.h (probably_cold_bb_p): Remove.
5553 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5556 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5558 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5559 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5560 Also split V4SFmode.
5561 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5564 2008-08-31 Jan Hubicka <jh@suse.cz>
5566 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5568 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5570 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5573 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5576 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5577 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5579 2008-08-31 Jan Hubicka <jh@suse.cz>
5581 * sparc.h (BRANCH_COST): Fix macro definition.
5582 * avr.c (avr_operand_rtx_cost): Add speed argument.
5583 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5585 2008-08-31 Richard Guenther <rguenther@suse.de>
5587 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5588 types instead of operands. Re-instantiate verifying of
5589 binary expression operands.
5591 2008-08-30 Jan Hubicka <jh@suse.cz>
5593 * fwprop.c (should_replace_address): Add speed attribute.
5594 (PR_OPTIMIZE_FOR_SPEED): New flag.
5595 (propagate_rtx_1): Use it.
5596 (propagate_rtx): Set it.
5597 (try_fwprop_subst): Update call of rtx_costs.
5598 (forward_propagate_and_simplify): LIkewise.
5599 * hooks.c (hook_int_rtx_bool_0): New
5600 (hook_bool_rtx_int_int_intp_false): Replace by ...
5601 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5602 * hooks.h (hook_int_rtx_bool_0): New
5603 (hook_bool_rtx_int_int_intp_false): Replace by ...
5604 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5605 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5606 (prepare_cmp_insn): UPdate call of rtx_cost.
5607 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5608 (reload_cse_simplify_operands): Update call of rtx_cost.
5609 (reload_cse_move2add): call of rtx_cost.
5610 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5611 * rtlanal.c (rtx_cost): Add speed argument.
5612 (address_cost): Add speed argument
5613 (default_address_cost): Likewise.
5614 (insn_rtx_cost): Likewise.
5615 * cfgloopanal.c (seq_cost): Add speed argument.
5616 (target_reg_cost, target_spill_cost): Turn to array.
5617 (init_set_costs): Update for speed.
5618 (estimate_reg_pressure_cost): Add speed argument.
5619 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5620 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5621 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5622 (seq_cost): Add speed argument.
5623 (computation_cost): Add speed arugment.
5624 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5625 (force_expr_to_var_cost): Update for profile info.
5626 (force_var_cost): Likewise.
5627 (split_address_cost): Likewise.
5628 (ptr_difference_cost): Likewise.
5629 (difference_cost): Likewise.
5630 (get_computation_cost_at): Likewise.
5631 (determine_iv_cost): Likewise.
5632 (ivopts_global_cost_for_size): Likewise.
5633 (rewrite_use_address): Likewise.
5634 (tree_ssa_iv_optimize_loop): Initialize speed field.
5635 * cse.c (optimize_this_for_speed_p): New static var.
5636 (notreg_cost): Update call of rtx_cost.
5637 (cse_extended_basic_block): set optimize_this_for_speed_p.
5638 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5639 (noce_try_cmove_arith): Likewise.
5640 (noce_try_sign_mask): LIkewise.
5641 * expr.c (compress_float_constant): Update rtx_cost calls.
5642 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5644 (addr_to_parts): Likewise.
5645 (create_mem_ref): Likewise.
5646 * dse.c (find_shift_sequence): Add speed argument.
5647 (replace_read): Update call.
5648 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5649 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5650 * neg_cost, shift_cost, shiftadd_cost,
5651 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5652 mul_highpart_cost): Increase dimension.
5653 (init_expmed): Initialize for both size and speed.
5654 (expand_shift): Use profile.
5655 (synth_mult): Use profile.
5656 (choose_mult_variant): Use profile.
5657 (expand_mult): Use profile.
5658 (expand_mult_highpart_optab): Use profile.
5659 (expand_mult_highpart): Use profile.
5660 (expand_smod_pow2): Use profile.
5661 (expand_divmod): Use profile.
5662 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5664 * loop-invariant.c (create_new_invariant): Use profile.
5665 (gain_for_invariant): Add speed parameter.
5666 (best_gain_for_invariant): Likewise.
5667 (find_invariants_to_move): Likewise.
5668 (move_single_loop_invariants): Set it.
5669 * target-def.h (TARGET_RTX_COSTS): Use hook.
5670 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5671 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5672 * output.h (default_address_cost): Update prototype.
5673 * combine.c (optimize_this_for_speed_p): New static var.
5674 (combine_validate_cost): Update call of rtx_cost.
5675 (combine_instructions): Set optimize_this_for_speed_p.
5676 (expand_compound_operation): Update call of rtx_cost.
5677 (make_extraction):Update call of rtx_cost.
5678 (force_to_mode):Update call of rtx_cost.
5679 (distribute_and_simplify_rtx):Update call of rtx_cost.
5680 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5681 (estimate_reg_pressure_cost): Update prototype.
5682 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5683 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5685 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5686 (alpha_rtx_costs): Update.
5687 * config/frv/frv.c (frv_rtx_costs): Update.
5688 * config/s390/s390.c (s390_rtx_costs): Update.
5689 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5690 (m32c_rtx_costs): Update.
5691 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5692 (spu_rtx_costs): Update.
5693 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5694 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5695 * config/i386/i386.c (:ix86_address_cost): Update.
5696 (ix86_rtx_costs): Update.
5697 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5698 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5699 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5700 * config/crx/crx.c (crx_address_cost): Update.
5701 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5702 * config/stormy16/stormy16.c
5703 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5704 * config/m68hc11/m68hc11.c
5705 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5706 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5707 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5709 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5711 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5712 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5713 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5714 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5715 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5716 (mcore_rtx_costs): update.
5717 * config/score/score3.c (score3_rtx_costs): Update.
5718 * config/score/score7.c (score7_rtx_costs): Update.
5719 * config/score/score3.h (score3_rtx_costs):Update.
5720 * config/score/score7.h (score7_rtx_costs): Update.
5721 * config/score/score.c (score_rtx_costs): Update.
5722 * config/arm/arm.c (arm_address_cost): Update.
5723 (arm_rtx_costs_1): Update.
5724 (arm_rtx_costs_1): Update.
5725 (arm_size_rtx_costs): Update.
5726 (arm_size_rtx_costs): Update.
5727 (arm_size_rtx_costs): Update.
5728 (arm_xscale_rtx_costs): Update.
5729 (arm_thumb_address_cost): Update.
5730 * config/pa/pa.c (hppa_address_cost): Update.
5731 * config/mips/mips.c (mips_rtx_costs): Update.
5732 * config/vax/vax.c (vax_address_cost): Update.
5733 * config/h8300/h8300.c (h8300_shift_costs): Update.
5734 (h8300_rtx_costs): Update.
5735 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5736 (v850_rtx_costs): Update.
5737 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5738 * config/bfin/bfin.c
5739 (bfin_address_cost): Update.
5740 (bfin_rtx_costs): Update.
5741 * stmt.c (lshift_cheap_p): Update.
5743 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5746 * expmed.c (extract_bit_field_1): Check the mode size to make
5747 sure the vector modes have the same size.
5749 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5751 * dojump.c (top level): Include basic-block.h to declare
5752 optimize_insn_for_speed_p
5754 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5756 * opts.h (CL_SAVE): New option class for marking options that are
5757 target specific options usable in the target attribute.
5758 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5760 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5761 can easily find the target specific options that are safe to use
5762 in the attribute or pragma.
5764 * attribs.c (decl_attributes): Change #pragma GCC option to
5765 #pragma GCC target, and attribute((option(...))) to
5766 attribute((target(...))).
5768 * doc/extend.texi (target attribute): Change from option
5769 attribute. Delete push/pop/reset.
5770 (#pragma GCC target): Change from #pragma GCC option. Delete
5772 (#pragma GCC push_options): Document new pragma.
5773 (#pragma GCC pop_options): Document new pragma.
5774 (#pragma GCC reset_options): Document new pragma.
5776 * targhooks.c (default_target_option_valid_attribute_p): Add
5777 warning about port not supporting target attributes.
5778 (default_target_option_pragma_parse): New function, warn about
5779 #pragma GCC target not being supported.
5781 * targhooks.h (default_target_option_pragma_parse): Add
5784 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5785 TI_CURRENT_OPTION_PRAGMA.
5786 (current_target_pragma): Rename from current_option_pragma.
5788 * target.h: (struct target_option): Delete booleans for changing
5789 the optimization level on hot/cold functions. Change signature of
5790 pragma_parse hook to take a second tree.
5792 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5794 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5795 that the declaration is done at global scope.
5797 * langhooks.c (add_builtin_function_common): Move most of the code
5798 from add_builtin_function here, calling the hook passed in.
5799 (add_builtin_function): Call add_builtin_function_common with
5800 standard builtin hook.
5801 (add_builtin_function_ext_scope): New function to add builtins to
5804 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5806 (add_builtin_function_ext_scope): Add declaration.
5808 * c-pragma.c (handle_pragma_target): Rename from
5809 handle_pragma_option, #pragma GCC option is now #pragma GCC
5810 target. Move warning about port not supporting target options to
5811 default pragma parse hook. Remove push/pop/reset from this
5813 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5814 (option_stack): Delete static variable.
5815 (optimize_stack): Ditto.
5816 (optons_stack): New stack of saved target and optimization
5818 (handle_pragma_push_options): New function to handle pushing both
5819 target and optimization options.
5820 (handle_pragma_pop_options): New function to handle popping both
5821 target and optimization options.
5822 (handle_pragma_reset_options): New function to handle resetting
5823 both target and optimization options to their initial state.
5824 (init_pragma): Rename handle_pragma_option to
5825 handle_pragma_target. Add support for push_options, pop_options,
5826 and reset_options pragmas.
5828 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5829 default_target_option_pragma_parse.
5830 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5831 default_target_option_valid_attribute_p.
5832 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5833 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5834 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5835 optimization level on hot/cold functions.
5837 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5838 if the caller and callee have different optimization levels.
5840 * c-common.c (handle_target_attribute): Rename from
5841 handle_option_attribute, attribute((option(...))) is now
5842 attribute((target(...))). Move warning if the port does not
5843 support target attributes to the default hook.
5844 (handle_hot_attribute): Delete code to change the optimization
5845 level of hot functions.
5846 (handle_cold_attribute): Ditto.
5848 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5849 argument that is the binary tree options to use if there are no
5850 arguments. Call ix86_valid_target_attribute_tree instead of
5851 ix86_valid_option_attribute_tree.
5852 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5853 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5854 ix86_pragma_option_parse.
5856 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5857 Rename from ix86_valid_option_attribute_tree.
5859 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5860 new builtins when the ISA changes.
5861 (ix86_valid_target_attribute_tree): Rename from
5862 ix86_valid_option_attribute_tree. Change callers. If the
5863 function specified optimization options, use those as the starting
5864 point before setting up the target attributes. If the
5865 optimization options were changed in the course of setting the
5866 target attributes, record the new optimization options.
5867 (ix86_valid_target_attribute_tree_inner_p): Rename from
5868 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5869 ix86_add_new_builtins if the ISA changed.
5870 (ix86_valid_target_attribute_p): Rename from
5871 ix86_valid_option_attribute_p. Change callers.
5872 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5873 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5874 as delayed builtin functions.
5875 (struct builtin_isa): New structure to record builtin functions
5876 that should be delayed until the ISA for that function is used.
5877 (ix86_builtins_isa): Change from int to struct to track builtin
5878 functions we want to declare at some point.
5879 (def_builtin): If the front end can delay defining the builtin
5880 functions, don't create builtins for ISAs not part of the default
5882 (def_builtin_const): Ditto.
5883 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5884 __builtin_ia32_pcmov_v2di to be different builtin functions.
5885 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5886 a structure instead of an int.
5887 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5888 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5889 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5890 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5892 * config/ia64/ia64.h
5893 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5894 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5896 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5897 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5898 (LANG_HOOKS_INITIALIZER): Add
5899 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5901 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5904 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5905 the reload address with the index register for SFmode
5906 access with a displacement.
5908 2008-08-30 Jan Hubicka <jh@suse.cz>
5910 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5911 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5912 * dojump.c (do_jump): Likewise.
5913 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5914 (note-if_info): Add BRANCH_COST.
5915 (noce_try_store_flag_constants, noce_try_addcc,
5916 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5917 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5918 find_if_case_2): Use computed branch cost.
5919 * expr.h (BRANCH_COST): Update default.
5920 * predict.c (predictable_edge_p): New function.
5921 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5922 Update BRANCH_COST call.
5923 * basic-block.h (predictable_edge_p): Declare.
5924 * config/alpha/alpha.h (BRANCH_COST): Update.
5925 * config/frv/frv.h (BRANCH_COST): Update.
5926 * config/s390/s390.h (BRANCH_COST): Update.
5927 * config/spu/spu.h (BRANCH_COST): Update.
5928 * config/sparc/sparc.h (BRANCH_COST): Update.
5929 * config/m32r/m32r.h (BRANCH_COST): Update.
5930 * config/i386/i386.h (BRANCH_COST): Update.
5931 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5933 * config/sh/sh.h (BRANCH_COST): Update.
5934 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5935 * config/avr/avr.h (BRANCH_COST): Update.
5936 * config/crx/crx.h (BRANCH_COST): Update.
5937 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5938 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5939 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5940 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5941 * config/ia64/ia64.h (BRANCH_COST): Update.
5942 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5943 * config/arc/arc.h (BRANCH_COST): Update.
5944 * config/score/score.h (BRANCH_COST): Update.
5945 * config/arm/arm.h (BRANCH_COST): Update.
5946 * config/pa/pa.h (BRANCH_COST): Update.
5947 * config/mips/mips.h (BRANCH_COST): Update.
5948 * config/vax/vax.h (BRANCH_COST): Update.
5949 * config/h8300/h8300.h (BRANCH_COST): Update.
5950 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5951 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5952 * doc/tm.texi (BRANCH_COST): Update.
5954 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5957 * config/arm/arm.c (arm_optimization_options): Set
5958 flag_section_anchors to 2 instead of 1 to distinguish it from
5959 -fsection-anchors given explicitely on the command line.
5961 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5963 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5964 final insn of a split.
5966 2008-08-30 Jan Hubicka <jh@suse.cz>
5968 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5969 optimized for speed.
5970 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5971 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5972 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5973 flag_gcse_after_reload_set): New static vars.
5974 (common_handle_option): Enable those flags for profile-use.
5975 (decode_options): Remove optimize_size flags that are handled
5976 on higher granuality.
5977 * tree-vectorizer.c (vectorize_loops): Use
5978 optimize_loop_nest_for_speed_p.
5979 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5980 * tree-predcom.c (tree_predictive_commoning): Use
5981 optimize_loop_for_speed_p.
5982 * varasm.c (assemble_start_function): Use
5983 optimize_function_for_speed_p.
5984 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5985 * predict.c (optimize_loop_for_speed_p): Fix walk.
5987 2008-08-30 Jan Hubicka <jh@suse.cz>
5989 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5991 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5992 profile presence locally.
5994 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5997 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5998 versions before 4.0.
6000 2008-08-29 Jan Hubicka <jh@suse.cz>
6002 * tree-inline.c (insert_init_stmt): Insert sequence even when
6005 2008-08-29 Jeff Law <law@redhat.com>
6007 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6008 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6009 location and class is an FP register.
6011 2008-08-29 Jan Hubicka <jh@suse.cz>
6013 * see.c (see_merge_one_def_extension): Silence used uninitialized
6015 * matrix-reorg.c (check_allocation_function): Likewise.
6016 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6018 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6021 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6022 compute new & and | in type rather than TREE_TYPE (arg0).
6024 * dwarf2out.c (fortran_common): Update comment.
6025 (gen_variable_die): Swap com_die and var_die variables in Fortran
6026 COMMON block handling code.
6028 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6030 * dwarf2out.c (gen_const_die): New function.
6031 (size_of_die, value_format, output_die): Output larger
6032 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6033 (native_encode_initializer): New function.
6034 (tree_add_const_value_attribute): Call it.
6035 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6037 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6038 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6039 TREE_THIS_VOLATILE to add_type_attribute.
6041 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6043 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6046 * dwarf2out.c (loc_by_reference): New function.
6047 (add_location_or_const_value_attribute): Use it.
6050 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6051 as DW_TAG_variable children of DW_TAG_common_block rather than
6052 DW_TAG_member children. Put DW_AT_external to individual
6053 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6055 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6056 loc_descriptor_from_tree_1.
6060 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6061 arguments to imported_module_or_decl.
6062 (debug_nothing_tree_tree): Removed.
6063 (debug_nothing_tree_tree_tree_bool): New prototype.
6064 * debug.c (do_nothing_debug_hooks): Adjust.
6065 (debug_nothing_tree_tree): Removed.
6066 (debug_nothing_tree_tree_tree_bool): New function.
6067 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6068 (gen_variable_die): Put all common vars for the
6069 same COMMON block under one DW_TAG_common_block.
6070 (declare_in_namespace): Return new context_die, for Fortran
6071 return the module DIE instead of adding extra declarations into
6073 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6074 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6075 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6077 (dwarf2out_global_decl): Don't skip Fortran global vars.
6078 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6079 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6080 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6081 DW_TAG_imported_declaration as child of previous
6082 DW_TAG_imported_module.
6083 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6084 * sdbout.c (sdb_debug_hooks): Likewise.
6085 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6087 2008-08-29 Jan Hubicka <jh@suse.cz>
6089 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6091 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6092 * ipa-cp.c (n_cloning_candidates): New static variable.
6093 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6094 (ipcp_print_all_lattices): Improve debug output.
6095 (ipcp_cloning_candidate_p): New function.
6096 (ipcp_initialize_node_lattices): Use it.
6097 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6098 (ipcp_propagate_stage): Prettier debug output.
6099 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6100 (ipcp_print_all_structures): Remove.
6101 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6102 (ipcp_insert_stage): Prettier debug output; call
6103 cgraph_remove_unreachable_nodes before propagating.
6104 (pass_ipa_cp): Schedule function removal pass.
6105 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6107 (cgraph_maybe_hot_edge_p): Move to ...
6108 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6109 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6110 (common_handle_option): Set them; enable ipa-cp when profiling.
6111 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6112 (ipa_print_all_jump_functions): Likewise.
6113 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6114 (ipa_print_node_params, ipa_print_all_params): New.
6115 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6116 ipa_print_all_param_flags): Remove.
6117 (ipa_print_node_params, ipa_print_all_params): New.
6119 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6121 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6122 change from 2008-04-03.
6123 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6125 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6128 * ira-color.c (push_allocnos_to_stack): Truncate
6129 removed_splay_allocno_vec.
6131 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6134 * ira-color (ira_fast_allocation): Don't assign hard registers to
6137 2008-08-29 Jan Hubicka <jh@suse.cz>
6140 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6141 for cold internal loops.
6143 2008-08-29 Richard Guenther <rguenther@suse.de>
6145 * tree-ssa-structalias.c (create_variable_info_for): Do not
6146 create fields for heap vars or vars with a noalias state.
6147 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6150 2008-08-29 Richard Guenther <rguenther@suse.de>
6152 * common.opt (ftree-store-ccp): Mark as preserved for
6153 backward compatibility.
6154 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6155 * tree-pass.h (pass_store_ccp): Remove.
6156 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6157 (first_vdef): Remove declaration.
6158 (get_value_loaded_by): Likewise.
6159 * tree-ssa-ccp.c (do_store_ccp): Remove.
6160 (get_default_value): Simplify as do_store_ccp is always false
6161 now. Do not initialize mem_ref.
6162 (set_value_varying): Likewise.
6163 (canonicalize_float_value): Likewise.
6164 (set_lattice_value): Likewise.
6165 (likely_value): Likewise.
6166 (surely_varying_stmt_p): Likewise.
6167 (ccp_initialize): Likewise.
6168 (ccp_lattice_meet): Likewise.
6169 (ccp_visit_phi_node): Likewise.
6170 (ccp_fold): Likewise.
6171 (evaluate_stmt): Likewise.
6172 (visit_assignment): Likewise.
6173 (ccp_visit_stmt): Likewise.
6174 (execute_ssa_ccp): Fold into ...
6175 (do_ssa_ccp): ... this.
6176 (do_ssa_store_ccp): Remove.
6177 (gate_store_ccp): Likewise.
6178 (pass_store_ccp): Likewise.
6179 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6181 * tree-ssa-propagate.c (first_vdef): Remove.
6182 (get_value_loaded_by): Likewise.
6183 (replace_vuses_in): Likewise.
6184 (substitute_and_fold): Do not call replace_vuses_in.
6185 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6187 2008-08-29 Richard Guenther <rguenther@suse.de>
6190 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6191 PARAM_NOALIAS tags with is_heapvar.
6192 * tree-ssa-operands.c (access_can_touch_variable): Offset
6193 based tests do not apply for heapvars. Fix offset test.
6195 2008-08-29 Jan Hubicka <jh@suse.cz>
6197 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6198 (-fipa-cp-clone): Enabled by default at -O3.
6199 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6200 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6202 2008-08-29 Jan Hubicka <jh@suse.cz>
6204 * tree.c (build_function_type_skip_args,
6205 build_function_decl_skip_args): New functions.
6206 * tree.h (build_function_type_skip_args,
6207 build_function_decl_skip_args): Declare.
6208 * gimple.c (giple_copy_call_skip_args): New function.
6209 (giple_copy_call_skip_args): Declare.
6211 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6212 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6213 (ipcp_node_modifiable_p): ... this one; use
6214 tree_versionable_function_p.
6215 (ipcp_create_replace_map): Improve debug output.
6216 (ipcp_need_redirect_p): Return false when not clonning.
6217 (ipcp_update_callgraph): Skip args.
6218 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6220 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6221 (save_inline_function_body): Update call of tree_function_versioning.
6222 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6223 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6225 (tree_function_versioning): Likewise.
6226 * tree-inline.h (tree_function_versioning): Update prototype.
6228 2008-08-29 Jan Hubicka <jh@suse.cz>
6230 * loop-unswitch.c (unswitch_single_loop): Use
6231 optimize_loop_for_speed_p.
6232 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6233 Use optimize_function_for_size_p.
6234 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6235 * postreload-gcse.c (eliminate_partially_redundant_load):
6236 Use optimize_bb_for_size_p.
6237 * value-prof.c (gimple_divmod_fixed_value_transform,
6238 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6239 gimple_stringops_transform): Use optimize_bb_for_size_p.
6240 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6241 * final.c (compute_alignments): Use optimize_function_for_size_p.
6242 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6243 (fold_builtin_strcpy, fold_builtin_fputs): Use
6244 optimize_function_for_size_p.
6245 * fold-const.c (tree_swap_operands_p): Use
6246 optimize_function_for_size_p.
6247 * recog.c (relax_delay_slots): Likewise.
6248 * tree-ssa-math-opts.c (replace_reciprocal):
6249 Use optimize_bb_for_speed_p.
6250 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6251 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6252 optimize_function_for_size_p.
6253 (cgraph_decide_inlining_of_small_function): Use
6254 optimize_function_for_size_p.
6255 * global.c (find_reg): Use optimize_function_for_size_p.
6256 * opts.c (decode_options): Do not clear flag_tree_ch,
6257 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6258 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6259 work it out from profile.
6260 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6261 optimize_loop_for_speed_p.
6262 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6264 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6265 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6266 * tree-eh.c (decide_copy_try_finally): Use
6267 optimize_function_for_size_p.
6268 * local-alloc.c (block_alloc): Pass BB pointer.
6269 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6270 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6271 * loop-unroll.c (decide_unrolling_and_peeling):
6272 Use optimize_loop_for_size_p.
6273 (decide_peel_completely): Likewise.
6274 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6275 optimize_loop_for_size_p.
6276 (vect_enhance_data_refs_alignment): Likewise.
6277 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6278 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6280 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6281 (try_crossjump_bb): Use optimize_bb_for_size_p.
6282 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6283 optimize_loop_for_speed_p.
6284 * bb-reorder.c (find_traces_1_round): Likewise.
6285 (copy_bb): Use optimize_bb_for_speed_p.
6286 (duplicate_computed_gotos): Likewise.
6287 * basic-block.h (optimize_loop_nest_for_size_p,
6288 optimize_loop_nest_for_speed_p): New.
6289 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6291 2008-08-29 Tristan Gingold <gingold@adacore.com>
6293 * gcov.c (main): Call expandargv.
6295 2008-08-29 Jan Hubicka <jh@suse.cz>
6297 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6299 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6301 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6302 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6304 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6306 2008-08-29 Jan Hubicka <jh@suse.cz>
6308 * tree-pass.h (pass_strip_predict_hints): Declare.
6309 * predict.c (strip_builtin_expect): Rename to ...
6310 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6311 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6312 (tree_estimate_probability): Do not strip builtin_expect.
6313 (pass_strip_predict_hints): New pass.
6314 * tree-inline.c (expand_call_inline): When inlining cold function,
6315 predict it as unlikely.
6316 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6318 2008-08-29 Richard Guenther <rguenther@suse.de>
6320 PR tree-optimization/37207
6321 * tree-vrp.c (extract_range_from_binary_expr): Also try
6322 to constant fold if only one of the operands is a constant.
6324 2008-08-29 Nick Clifton <nickc@redhat.com>
6326 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6327 the same way as SYMBOL_REFs.
6329 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6331 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6333 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6335 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6336 * config/mips/mips.md (branch_likely): Remove const. Fix
6338 (define_delay for type "branch"): Change to only apply for branch
6339 with likely variant.
6340 (define_delay for type "branch" and "branch_likely" no). New delay
6342 (equality_op): New code iterator.
6343 (bbv, bbinv): New code attributes.
6344 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6347 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6348 Andrew Pinski <pinskia@gcc.gnu.org>
6351 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6353 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6355 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6356 rule that a symbolic constant must be defined and >= 0 for the
6357 corresponding facility to be present at compile-time.
6358 * gthr-posix.c: Likewise.
6360 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6362 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6363 * config/mips/mips.md (D): New mode attribute.
6364 (mulsi3, muldi3): Merge it into ...
6365 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6366 (muldi3_mul3): New pattern.
6367 (mulsi3_mult3): Rename to mulsi3_mul3.
6369 2008-08-28 Jan Hubicka <jh@suse.cz>
6371 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6373 * predict.c (always_optimize_for_size_p): Rename to ...
6374 (optimize_function_for_size): ... this one; make extern.
6375 (optimize_function_for_speed_p): New.
6376 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6377 optimize_edge_for_size_p,optimize_edge_for_size_p,
6378 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6379 * basic-block.h (optimize_function_for_size_p,
6380 optimize_function_for_speed_p): Declare.
6381 * i386.md (optimize_size checks): Replace them by appropriate
6383 (standard_80387_constant_p, ix86_compute_frame_layout,
6384 ix86_expand_epilogue, ix86_decompose_address,
6385 print_operand, emit_i387_cw_initialization,
6386 inline_memory_move_cost, ix86_pad_returns,
6387 ix86_reorg): Replace optimize_size checks.
6389 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6391 * rtl.h (simplify_subreg_regno): Declare.
6392 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6393 * simplify-rtx.c (simplify_subreg): ...here.
6394 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6395 subreg_offset_representable_p.
6397 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6400 * c-typeck.c (convert_for_assignment): Give a note describing what
6401 was passed and what was expected.
6403 2008-08-28 Joey Ye <joey.ye@intel.com>
6405 * doc/extend.texi: Document AVX built-in functions.
6406 * doc/invoke.texi: Document -mavx.
6408 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6409 Joey Ye <joey.ye@intel.com>
6410 Xuepeng Guo <xuepeng.guo@intel.com>
6412 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6414 * config/i386/cpuid.h (bit_FMA): New.
6415 (bit_XSAVE): Likewise.
6416 (bit_OSXSAVE): Likewise.
6417 (bit_AVX): Likewise.
6419 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6420 define. Use ASM_OUTPUT_AVX_PREFIX.
6422 * config/i386/gmmintrin.h: New.
6424 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6425 (OPTION_MASK_ISA_AVX_SET): New.
6426 (OPTION_MASK_ISA_FMA_SET): Likewise.
6427 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6428 (OPTION_MASK_ISA_FMA_SET): Likewise.
6429 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6430 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6431 (pta_flags): Add PTA_AVX and PTA_FMA.
6432 (override_options): Handle PTA_AVX and PTA_FMA.
6433 (init_cumulative_args): Handle warn_avx.
6434 (classify_argument): Return 0 for COImode and OImode. Return
6435 1 and X86_64_AVX_CLASS for 256bit vector types.
6436 (examine_argument): Handle X86_64_AVX_CLASS.
6437 (construct_container): Likewise.
6438 (function_arg_advance_32): Pass OImode and 256bit vector types
6440 (function_arg_advance_64): Take a new argument to indicate if a
6441 parameter is named. Handle 256bit vector types. Return
6442 immediately for unnamed 256bit vector mode parameters.
6443 (function_arg_advance): Updated.
6444 (function_arg_32): Add comments for TImode. Handle OImode
6445 and 256bit vector types.
6446 (function_arg_64): Take a new argument to indicate if a
6447 parameter is named. Handle 256bit vector types. Return NULL
6448 for unnamed 256bit vector mode parameters.
6449 (function_arg): Updated.
6450 (setup_incoming_varargs_64): Support
6451 AVX encoding for *sse_prologue_save_insn.
6452 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6453 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6454 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6455 enabled, otherwise return -3.
6456 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6458 (print_reg): Support AVX registers. Handle 'x' and 't'.
6459 Handle 'd' to duplicate the operand.
6460 (print_operand): Likewise. Also support AVX vector compare
6462 (output_387_binary_op): Support AVX.
6463 (output_fp_compare): Likewise.
6464 (ix86_expand_vector_move_misalign): Likewise.
6465 (ix86_attr_length_vex_default): New.
6466 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6467 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6468 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6469 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6470 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6471 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6472 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6473 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6474 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6475 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6476 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6477 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6478 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6479 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6480 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6481 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6482 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6483 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6484 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6485 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6486 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6487 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6488 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6489 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6490 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6491 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6492 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6493 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6494 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6495 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6496 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6497 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6498 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6499 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6500 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6501 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6502 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6503 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6504 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6505 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6506 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6507 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6508 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6509 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6510 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6511 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6512 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6513 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6514 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6515 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6516 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6517 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6518 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6519 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6520 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6521 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6522 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6523 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6524 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6525 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6526 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6527 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6528 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6529 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6530 and IX86_BUILTIN_MOVMSKPS256,
6531 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6532 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6533 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6534 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6535 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6536 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6537 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6538 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6539 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6540 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6541 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6542 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6543 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6544 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6545 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6546 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6547 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6548 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6549 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6550 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6551 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6552 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6553 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6554 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6555 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6556 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6557 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6558 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6559 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6560 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6561 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6562 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6563 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6564 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6565 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6566 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6567 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6568 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6569 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6570 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6571 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6572 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6573 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6574 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6575 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6576 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6577 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6578 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6579 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6580 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6581 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6582 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6583 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6584 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6585 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6586 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6587 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6588 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6590 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6591 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6592 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6593 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6594 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6595 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6596 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6597 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6598 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6599 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6600 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6601 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6602 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6603 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6604 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6605 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6606 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6607 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6608 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6609 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6610 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6611 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6612 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6613 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6614 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6615 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6616 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6617 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6618 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6619 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6620 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6621 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6622 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6623 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6624 IX86_BUILTIN_MOVMSKPS256.
6625 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6626 (ix86_expand_args_builtin): Likewise.
6627 (ix86_expand_special_args_builtin): Likewise.
6628 (ix86_hard_regno_mode_ok): Handle AVX modes.
6629 (ix86_expand_vector_init_duplicate): Likewise.
6630 (ix86_expand_vector_init_one_nonzero): Likewise.
6631 (ix86_expand_vector_init_one_var): Likewise.
6632 (ix86_expand_vector_init_concat): Likewise.
6633 (ix86_expand_vector_init_general): Likewise.
6634 (ix86_expand_vector_set): Likewise.
6635 (ix86_vector_mode_supported_p): Likewise.
6636 (x86_extended_reg_mentioned_p): Check INSN_P before using
6639 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6640 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6642 * config/i386/i386.h (TARGET_AVX): New.
6643 (TARGET_FMA): Likewise.
6644 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6645 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6646 (VALID_AVX256_REG_MODE): New.
6647 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6648 (AVX_FLOAT_MODE_P): Likewise.
6649 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6650 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6651 (AVX_VEC_FLOAT_MODE_P): Likewise.
6652 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6653 (ASM_OUTPUT_OPCODE): Likewise.
6654 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6656 (SSE_REG_MODE_P): Allow 256bit vector modes.
6657 (ix86_args): Add a warn_avx field.
6659 * config/i386/i386.md (UNSPEC_PCMP): New.
6660 (UNSPEC_VPERMIL): Likewise.
6661 (UNSPEC_VPERMIL2): Likewise.
6662 (UNSPEC_VPERMIL2F128): Likewise.
6663 (UNSPEC_MASKLOAD): Likewise.
6664 (UNSPEC_MASKSTORE): Likewise.
6665 (UNSPEC_CAST): Likewise.
6666 (UNSPEC_VTESTP): Likewise.
6667 (UNSPECV_VZEROALL): Likewise.
6668 (UNSPECV_VZEROUPPER): Likewise.
6669 (XMM0_REG): Likewise.
6670 (XMM1_REG): Likewise.
6671 (XMM2_REG): Likewise.
6672 (XMM3_REG): Likewise.
6673 (XMM4_REG): Likewise.
6674 (XMM5_REG): Likewise.
6675 (XMM6_REG): Likewise.
6676 (XMM8_REG): Likewise.
6677 (XMM9_REG): Likewise.
6678 (XMM10_REG): Likewise.
6679 (XMM11_REG): Likewise.
6680 (XMM12_REG): Likewise.
6681 (XMM13_REG): Likewise.
6682 (XMM14_REG): Likewise.
6683 (XMM15_REG): Likewise.
6685 (prefix_vex_imm8): Likewise.
6686 (prefix_vex_w): Likewise.
6687 (length_vex): Likewise.
6690 (*avx_ashlti3): Likewise.
6691 (*avx_lshrti3): Likewise.
6692 (*avx_setcc<mode>): Likewise.
6693 (*fop_<mode>_comm_mixed_avx): Likewise.
6694 (*fop_<mode>_comm_avx): Likewise.
6695 (*fop_<mode>_1_mixed_avx): Likewise.
6696 (*fop_<mode>_1_avx): Likewise.
6697 (*avx_<code><mode>3): Likewise.
6698 (*avx_ieee_smin<mode>3): Likewise.
6699 (*avx_ieee_smax<mode>3): Likewise.
6700 (mode): Add OI, V8SF and V4DF.
6701 (length): Support VEX prefix.
6702 (*cmpfp_i_mixed): Set prefix attribute.
6703 (*cmpfp_i_sse): Likewise.
6704 (*cmpfp_iu_mixed): Likewise.
6705 (*cmpfp_iu_sse): Likewise.
6706 (*movsi_1): Support AVX.
6707 (*movdi_2): Likewise.
6708 (*movdi_1_rex64): Likewise.
6709 (*movti_internal): Likewise.
6710 (*movti_rex64): Likewise.
6711 (*movsf_1): Likewise.
6712 (*movdf_nointeger): Likewise.
6713 (*movdf_integer_rex64): Likewise.
6714 (*movtf_internal): Likewise.
6715 (zero_extendsidi2_32): Likewise.
6716 (zero_extendsidi2_rex64): Likewise.
6717 (*extendsfdf2_mixed): Likewise.
6718 (*extendsfdf2_sse): Likewise.
6719 (*truncdfsf_fast_mixed): Likewise.
6720 (*truncdfsf_fast_sse): Likewise.
6721 (*truncdfsf_mixed): Likewise.
6722 (fix_trunc<mode>di_sse): Likewise.
6723 (fix_trunc<mode>si_sse): Likewise.
6724 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6725 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6726 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6727 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6728 (*rcpsf2_sse): Likewise.
6729 (*rsqrtsf2_sse): Likewise.
6730 (*sqrt<mode>2_sse): Likewise.
6731 (sse4_1_round<mode>2): Likewise.
6732 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6733 Support AVX. Set length attribute properly for AVX.
6735 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6736 (VECTOR_MODES (FLOAT, 32)): Likewise.
6737 (VECTOR_MODE (INT, DI, 8)): Likewise.
6738 (VECTOR_MODE (INT, HI, 32)): Likewise.
6739 (VECTOR_MODE (INT, QI, 64)): Likewise.
6740 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6741 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6742 (VECTOR_MODE (INT, DI, 4)): Removed.
6743 (VECTOR_MODE (INT, SI, 8)): Likewise.
6744 (VECTOR_MODE (INT, HI, 16)): Likewise.
6745 (VECTOR_MODE (INT, QI, 32)): Likewise.
6746 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6747 (INT_MODE (OI, 32)): Likewise.
6749 * config/i386/i386.opt (mavx): New.
6752 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6754 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6755 (*mov<mode>_internal_avx): New.
6756 (*movv2sf_internal_rex64_avx): Likewise.
6757 (*movv2sf_internal_avx): Likewise.
6759 * config/i386/predicates.md (const_4_to_5_operand): New.
6760 (const_6_to_7_operand): Likewise.
6761 (const_8_to_11_operand): Likewise.
6762 (const_12_to_15_operand): Likewise.
6763 (avx_comparison_float_operator): Likewise.
6765 * config/i386/sse.md (AVX256MODEI): New.
6766 (AVX256MODE): Likewise.
6767 (AVXMODEQI): Likewise.
6768 (AVXMODE): Likewise.
6769 (AVX256MODEF2P): Likewise.
6770 (AVX256MODE2P): Likewise.
6771 (AVX256MODE4P): Likewise.
6772 (AVX256MODE8P): Likewise.
6773 (AVXMODEF2P): Likewise.
6774 (AVXMODEF4P): Likewise.
6775 (AVXMODEDCVTDQ2PS): Likewise.
6776 (AVXMODEDCVTPS2DQ): Likewise.
6777 (avxvecmode): Likewise.
6778 (avxvecpsmode): Likewise.
6779 (avxhalfvecmode): Likewise.
6780 (avxscalarmode): Likewise.
6781 (avxcvtvecmode): Likewise.
6782 (avxpermvecmode): Likewise.
6783 (avxmodesuffixf2c): Likewise.
6784 (avxmodesuffixp): Likewise.
6785 (avxmodesuffixs): Likewise.
6786 (avxmodesuffix): Likewise.
6787 (vpermilbits): Likewise.
6788 (pinsrbits): Likewise.
6789 (mov<mode>): Likewise.
6790 (*mov<mode>_internal): Likewise.
6791 (push<mode>1): Likewise.
6792 (movmisalign<mode>): Likewise.
6793 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6794 (avx_movdqu<avxmodesuffix>): Likewise.
6795 (avx_lddqu<avxmodesuffix>): Likewise.
6796 (<plusminus_insn><mode>3): Likewise.
6797 (*avx_<plusminus_insn><mode>3): Likewise.
6798 (*avx_vm<plusminus_insn><mode>3): Likewise.
6799 (mul<mode>3): Likewise.
6800 (*avx_mul<mode>3): Likewise.
6801 (*avx_vmmul<mode>3): Likewise.
6802 (divv8sf3): Likewise.
6803 (divv4df3): Likewise.
6804 (avx_div<mode>3): Likewise.
6805 (*avx_div<mode>3): Likewise.
6806 (*avx_vmdiv<mode>3): Likewise.
6807 (avx_rcpv8sf2): Likewise.
6808 (*avx_vmrcpv4sf2): Likewise.
6809 (sqrtv8sf2): Likewise.
6810 (avx_sqrtv8sf2): Likewise.
6811 (*avx_vmsqrt<mode>2): Likewise.
6812 (rsqrtv8sf2): Likewise.
6813 (avx_rsqrtv8sf2): Likewise.
6814 (*avx_vmrsqrtv4sf2): Likewise.
6815 (<code><mode>3): Likewise.
6816 (*avx_<code><mode>3_finite): Likewise.
6817 (*avx_<code><mode>3): Likewise.
6818 (*avx_vm<code><mode>3): Likewise.
6819 (*avx_ieee_smin<mode>3): Likewise.
6820 (*avx_ieee_smax<mode>3): Likewise.
6821 (avx_addsubv8sf3): Likewise.
6822 (avx_addsubv4df3): Likewise.
6823 (*avx_addsubv4sf3): Likewise.
6824 (*avx_addsubv2df3): Likewise.
6825 (avx_h<plusminus_insn>v4df3): Likewise.
6826 (avx_h<plusminus_insn>v8sf3): Likewise.
6827 (*avx_h<plusminus_insn>v4sf3): Likewise.
6828 (*avx_h<plusminus_insn>v2df3): Likewise.
6829 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6830 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6831 (*avx_maskcmp<mode>3): Likewise.
6832 (avx_nand<mode>3): Likewise.
6833 (*avx_<code><mode>3): Likewise.
6834 (*avx_nand<mode>3): Likewise.
6835 (*avx_<code><mode>3): Likewise.
6836 (*avx_cvtsi2ss): Likewise.
6837 (*avx_cvtsi2ssq): Likewise.
6838 (*avx_cvtsi2sd): Likewise.
6839 (*avx_cvtsi2sdq): Likewise.
6840 (*avx_cvtsd2ss): Likewise.
6841 (avx_cvtss2sd): Likewise.
6842 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6843 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6844 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6845 (*avx_cvtsi2sd): Likewise.
6846 (*avx_cvtsi2sdq): Likewise.
6847 (avx_cvtdq2pd256): Likewise.
6848 (avx_cvtpd2dq256): Likewise.
6849 (avx_cvttpd2dq256): Likewise.
6850 (*avx_cvtsd2ss): Likewise.
6851 (*avx_cvtss2sd): Likewise.
6852 (avx_cvtpd2ps256): Likewise.
6853 (avx_cvtps2pd256): Likewise.
6854 (*avx_movhlps): Likewise.
6855 (*avx_movlhps): Likewise.
6856 (avx_unpckhps256): Likewise.
6857 (*avx_unpckhps): Likewise.
6858 (avx_unpcklps256): Likewise.
6859 (*avx_unpcklps): Likewise.
6860 (avx_movshdup256): Likewise.
6861 (avx_movsldup256): Likewise.
6862 (avx_shufps256): Likewise.
6863 (avx_shufps256_1): Likewise.
6864 (*avx_shufps_<mode>): Likewise.
6865 (*avx_loadhps): Likewise.
6866 (*avx_storelps): Likewise.
6867 (*avx_loadlps): Likewise.
6868 (*avx_movss): Likewise.
6869 (*vec_dupv4sf_avx): Likewise.
6870 (*vec_concatv2sf_avx): Likewise.
6871 (*vec_concatv4sf_avx): Likewise.
6872 (*vec_setv4sf_0_avx): Likewise.
6873 (*vec_setv4sf_avx): Likewise.
6874 (*avx_insertps): Likewise.
6875 (avx_vextractf128<mode>): Likewise.
6876 (vec_extract_lo_<mode>): Likewise.
6877 (vec_extract_hi_<mode>): Likewise.
6878 (vec_extract_lo_<mode>): Likewise.
6879 (vec_extract_hi_<mode>): Likewise.
6880 (vec_extract_lo_v16hi): Likewise.
6881 (vec_extract_hi_v16hi): Likewise.
6882 (vec_extract_lo_v32qi): Likewise.
6883 (vec_extract_hi_v32qi): Likewise.
6884 (avx_unpckhpd256): Likewise.
6885 (*avx_unpckhpd): Likewise.
6886 (avx_movddup256): Likewise.
6887 (*avx_movddup): Likewise.
6888 (avx_unpcklpd256): Likewise.
6889 (*avx_unpcklpd): Likewise.
6890 (avx_shufpd256): Likewise.
6891 (avx_shufpd256_1): Likewise.
6892 (*avx_punpckhqdq): Likewise.
6893 (*avx_punpcklqdq): Likewise.
6894 (*avx_shufpd_<mode>): Likewise.
6895 (*avx_storehpd): Likewise.
6896 (*avx_loadhpd): Likewise.
6897 (*avx_loadlpd): Likewise.
6898 (*avx_movsd): Likewise.
6899 (*vec_concatv2df_avx): Likewise.
6900 (*avx_<plusminus_insn><mode>3): Likewise.
6901 (*avx_<plusminus_insn><mode>3): Likewise.
6902 (*avx_mulv8hi3): Likewise.
6903 (*avxv8hi3_highpart): Likewise.
6904 (*avx_umulv8hi3_highpart): Likewise.
6905 (*avx_umulv2siv2di3): Likewise.
6906 (*avx_mulv2siv2di3): Likewise.
6907 (*avx_pmaddwd): Likewise.
6908 (*avx_mulv4si3): Likewise.
6909 (*avx_ashr<mode>3): Likewise.
6910 (*avx_lshr<mode>3): Likewise.
6911 (*avx_ashl<mode>3): Likewise.
6912 (*avx_<code><mode>3): Likewise.
6913 (*avx_eq<mode>3): Likewise.
6914 (*avx_gt<mode>3): Likewise.
6915 (*avx_nand<mode>3): Likewise.
6916 (*avx_nand<mode>3): Likewise.
6917 (*avx_<code><mode>3): Likewise.
6918 (*avx_<code><mode>3): Likewise.
6919 (*avx_packsswb): Likewise.
6920 (*avx_packssdw): Likewise.
6921 (*avx_packuswb): Likewise.
6922 (*avx_punpckhbw): Likewise.
6923 (*avx_punpcklbw): Likewise.
6924 (*avx_punpckhwd): Likewise.
6925 (*avx_punpcklwd): Likewise.
6926 (*avx_punpckhdq): Likewise.
6927 (*avx_punpckldq): Likewise.
6928 (*avx_pinsr<avxmodesuffixs>): Likewise.
6929 (*avx_pinsrq): Likewise.
6930 (*avx_loadld): Likewise.
6931 (*vec_extractv2di_1_rex64_avx): Likewise.
6932 (*vec_extractv2di_1_avx): Likewise.
6933 (*vec_dupv2di_avx): Likewise.
6934 (*vec_concatv2si_avx): Likewise.
6935 (*vec_concatv4si_1_avx): Likewise.
6936 (*vec_concatv2di_avx): Likewise.
6937 (*vec_concatv2di_rex64_avx): Likewise.
6938 (*avx_uavgv16qi3): Likewise.
6939 (*avx_uavgv8hi3): Likewise.
6940 (*avx_psadbw): Likewise.
6941 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6942 (*avx_phaddwv8hi3): Likewise.
6943 (*avx_phadddv4si3): Likewise.
6944 (*avx_phaddswv8hi3): Likewise.
6945 (*avx_phsubwv8hi3): Likewise.
6946 (*avx_phsubdv4si3): Likewise.
6947 (*avx_phsubswv8hi3): Likewise.
6948 (*avx_pmaddubsw128): Likewise.
6949 (*avx_pmulhrswv8hi3): Likewise.
6950 (*avx_pshufbv16qi3): Likewise.
6951 (*avx_psign<mode>3): Likewise.
6952 (*avx_palignrti): Likewise.
6953 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6954 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6955 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6956 (*avx_mpsadbw): Likewise.
6957 (*avx_packusdw): Likewise.
6958 (*avx_pblendvb): Likewise.
6959 (*avx_pblendw): Likewise.
6960 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6961 (avx_ptest256): Likewise.
6962 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6963 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6964 (*avx_aesenc): Likewise.
6965 (*avx_aesenclast): Likewise.
6966 (*avx_aesdec): Likewise.
6967 (*avx_aesdeclast): Likewise.
6968 (avx_vzeroupper): Likewise.
6969 (avx_vzeroupper_rex64): Likewise.
6970 (avx_vpermil<mode>): Likewise.
6971 (avx_vpermilvar<mode>3): Likewise.
6972 (avx_vpermil2<mode>3): Likewise.
6973 (avx_vperm2f128<mode>3): Likewise.
6974 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6975 (avx_vbroadcastss256): Likewise.
6976 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6977 (avx_vinsertf128<mode>): Likewise.
6978 (vec_set_lo_<mode>): Likewise.
6979 (vec_set_hi_<mode>): Likewise.
6980 (vec_set_lo_<mode>): Likewise.
6981 (vec_set_hi_<mode>): Likewise.
6982 (vec_set_lo_v16hi): Likewise.
6983 (vec_set_hi_v16hi): Likewise.
6984 (vec_set_lo_v32qi): Likewise.
6985 (vec_set_hi_v32qi): Likewise.
6986 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6987 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6988 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6989 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6990 (vec_init<mode>): Likewise.
6991 (*vec_concat<mode>_avx): Likewise.
6992 (blendbits): Support V8SF and V4DF.
6993 (sse2_movq128): Support AVX.
6994 (<sse>_movnt<mode>): Likewise.
6995 (sse2_movntv2di): Likewise.
6996 (sse_rcpv4sf2): Likewise.
6997 (sse_sqrtv4sf2): Likewise.
6998 (sse_rsqrtv4sf2): Likewise.
6999 (<sse>_comi): Likewise.
7000 (<sse>_ucomi): Likewise.
7001 (sse_cvtss2si): Likewise.
7002 (sse_cvtss2si_2): Likewise.
7003 (sse_cvtss2siq): Likewise.
7004 (sse_cvtss2siq_2): Likewise.
7005 (sse_cvttss2si): Likewise.
7006 (sse_cvttss2siq): Likewise.
7007 (sse2_cvtsd2si): Likewise.
7008 (sse2_cvtsd2si_2): Likewise.
7009 (sse2_cvtsd2siq): Likewise.
7010 (sse2_cvtsd2siq_2): Likewise.
7011 (sse2_cvttsd2si): Likewise.
7012 (sse2_cvttsd2siq): Likewise.
7013 (sse2_cvtdq2pd): Likewise.
7014 (*sse2_cvtpd2dq): Likewise.
7015 (*sse2_cvttpd2dq): Likewise.
7016 (*sse2_cvtpd2ps): Likewise.
7017 (sse2_cvtps2pd): Likewise.
7018 (sse3_movshdup): Likewise.
7019 (sse3_movsldup): Likewise.
7020 (sse_storehps): Likewise.
7021 (*sse4_1_extractps): Likewise.
7022 (sse2_storelpd): Likewise.
7023 (vec_dupv2df_sse3): Likewise.
7024 (*vec_concatv2df_sse3): Likewise.
7025 (*sse4_1_pextrb): Likewise.
7026 (*sse4_1_pextrb_memory): Likewise.
7027 (*sse2_pextrw): Likewise.
7028 (*sse4_1_pextrw_memory): Likewise.
7029 (*sse4_1_pextrd): Likewise.
7030 (*sse4_1_pextrq): Likewise.
7031 (sse2_pshufd_1): Likewise.
7032 (sse2_pshuflw_1): Likewise.
7033 (sse2_pshufhw_1): Likewise.
7034 (*sse2_storeq_rex64): Likewise.
7035 (*vec_dupv4si): Likewise.
7036 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7037 (sse2_pmovmskb): Likewise.
7038 (*sse2_maskmovdqu): Likewise.
7039 (*sse2_maskmovdqu_rex64): Likewise.
7040 (sse_ldmxcsr): Likewise.
7041 (sse_stmxcsr): Likewise.
7042 (abs<mode>2): Likewise.
7043 (sse4_1_movntdqa): Likewise.
7044 (sse4_1_phminposuw): Likewise.
7045 (sse4_1_extendv8qiv8hi2): Likewise.
7046 (*sse4_1_extendv8qiv8hi2): Likewise.
7047 (sse4_1_extendv4qiv4si2): Likewise.
7048 (*sse4_1_extendv4qiv4si2): Likewise.
7049 (sse4_1_extendv2qiv2di2): Likewise.
7050 (*sse4_1_extendv2qiv2di2): Likewise.
7051 (sse4_1_extendv4hiv4si2): Likewise.
7052 (*sse4_1_extendv4hiv4si2): Likewise.
7053 (sse4_1_extendv2hiv2di2): Likewise.
7054 (*sse4_1_extendv2hiv2di2): Likewise.
7055 (sse4_1_extendv2siv2di2): Likewise.
7056 (*sse4_1_extendv2siv2di2): Likewise.
7057 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7058 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7059 (sse4_1_zero_extendv4qiv4si2): Likewise.
7060 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7061 (sse4_1_zero_extendv2qiv2di2): Likewise.
7062 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7063 (sse4_1_zero_extendv4hiv4si2): Likewise.
7064 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7065 (sse4_1_zero_extendv2hiv2di2): Likewise.
7066 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7067 (sse4_1_zero_extendv2siv2di2): Likewise.
7068 (*sse4_1_zero_extendv2siv2di2): Likewise.
7069 (sse4_1_ptest): Likewise.
7070 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7071 (sse4_2_pcmpestri): Likewise.
7072 (sse4_2_pcmpestrm): Likewise.
7073 (sse4_2_pcmpistri): Likewise.
7074 (sse4_2_pcmpistrm): Likewise.
7076 (aeskeygenassist): Likewise.
7078 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7080 * config/i386/predicates.md (vzeroall_operation): New.
7082 * config/i386/sse.md (avx_vzeroall): New.
7083 (*avx_vzeroall): Likewise.
7085 2008-08-28 Paul Brook <paul@codesourcery.com>
7086 Mark Shinwell <shinwell@codesourcery.com>
7087 Richard Earnshaw <richard.earnshaw@arm.com>
7089 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7090 (TARGET_MIN_ANCHOR_OFFSET): New.
7091 (arm_override_options): Set correct anchor ranges for Thumb-1
7092 and Thumb-2 if required.
7093 (legitimize_pic_address): Handle case involving a TLS symbol
7094 reference with an addend.
7095 (arm_optimization_options): Enable section anchors at -O1 and
7097 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7098 * config/arm/arm-protos.h (arm_optimization_options): New.
7100 2008-08-28 Nick Clifton <nickc@redhat.com>
7102 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7103 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7106 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7107 * config/v850/v850.md (return): Remove frame size restriction.
7109 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7111 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7113 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7115 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7117 2008-08-28 Paul Brook <paul@codesourcery.com>
7119 * config/arm/vfp11.md: Update license notice.
7120 * config/arm/cortex-r4.md: Ditto.
7122 2008-08-28 Richard Guenther <rguenther@suse.de>
7124 PR tree-optimization/37207
7125 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7128 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7131 * tree.c (int_fits_type_p): Don't forget unsigned integers
7132 of type sizetype which higher end word equals -1.
7134 2008-08-28 Ira Rosen <irar@il.ibm.com>
7136 * target.h (struct vectorize): Add new target builtin.
7137 * tree-vectorizer.c (destroy_loop_vec_info): Call
7138 vect_free_slp_instance instead of vect_free_slp_node.
7139 * tree-vectorizer.h (enum slp_load_perm_type): New.
7140 (struct _slp_instance): Add new fields.
7141 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7142 (SLP_INSTANCE_LOADS): New.
7143 (vect_free_slp_tree): Remove.
7144 (vect_free_slp_instance): Declare.
7145 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7146 (vectorizable_load): Add argument.
7147 (vect_transform_slp_perm_load): New.
7148 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7150 (vect_get_place_in_interleaving_chain): New function.
7151 (vect_free_slp_tree): Make static.
7152 (vect_free_slp_instance): New function.
7153 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7154 collect the load location in the interleaving chain.
7155 (vect_supported_slp_permutation_p): New function.
7156 (vect_supported_load_permutation_p): Likewise.
7157 (vect_analyze_slp_instance): In case of loads permutation, call
7158 vect_supported_load_permutation_p to check that the permutation is
7160 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7161 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7162 (vect_create_mask_and_perm): New function.
7163 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7164 (vectorizable_load): Add an argument. Don't keep the created vectors
7165 statements in the node if permutation is required. Call
7166 vect_transform_slp_perm_load to generate the permutation.
7167 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7168 additional argument.
7169 (vect_schedule_slp_instance): In case of loads permutation, allocate
7170 vectorized statements structure for all the related SLP nodes. Call
7171 vect_transform_stmt with addditional argument.
7172 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7173 * config/spu/spu.c (spu_builtin_vec_perm): New.
7174 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7175 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7176 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7177 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7179 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7181 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7182 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7183 __gthread_cond_signal, __gthread_cond_timedwait,
7184 __gthread_cond_timedwait_recursive): New functions.
7185 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7187 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7190 2008-08-28 Richard Guenther <rguenther@suse.de>
7193 * fold-const.c (maybe_canonicalize_comparison_1): Require
7194 undefined overflow only for canonicalizing A +- CST cmp CST.
7195 Make sure to not generate new constants that are not inside
7196 their TYPE_MIN/MAX_VALUE range.
7197 (maybe_canonicalize_comparison): Remove undefined overflow
7199 (fold_binary): Remove now duplicate folding.
7201 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7203 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7204 use not updated in the last change.
7206 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7208 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7209 (IRA_COVER_CLASSES): Add FPUL_REGS.
7211 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7214 * c-common.c (conversion_warning): Check for null operands.
7216 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7219 * c-decl.c (check_for_loop_decls): Improve error message. Give
7222 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7225 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7226 (convert_for_assignment): Pass corrent OPT_W* parameter to
7227 WARN_FOR_ASSIGNMENT.
7229 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7232 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7234 2008-08-27 Paul Brook <paul@codesourcery.com>
7236 * config.gcc: Loosen checks for arm uclinux eabi targets.
7238 2008-08-27 Paul Brook <paul@codesourcery.com>
7240 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7242 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7244 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7246 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7247 the enumerators of an ENUMERAL_TYPE.
7248 * dbxout.c (dbxout_type): Ditto.
7250 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7253 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7254 (fwprop_addr): Check that the loop_father is not the outer loop.
7256 2008-08-26 Paul Brook <paul@codesourcery.com>
7258 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7259 Remove documentation entry for fmul type.
7260 Use fmuls to annotate single-precision multiplication patterns,
7261 fmuld to annotate double-precision multiplication patterns,
7262 fmacs to annotate single-precision multiply-accumulate patterns
7263 and fmacd to annotate double-precision multiply-accumulate patterns.
7264 * config/arm/vfp11.md: Update reservations accordingly.
7265 * config/arm/arm.md: Note that certain values of the "type"
7266 attribute are documented in vfp.md.
7267 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7268 (v10_cvt): Use new fmul types.
7270 2008-08-26 Paul Brook <paul@codesourcery.com>
7272 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7273 * config/arm/vfp11.md: ...here. New.
7274 * config/arm/arm.md: Include vfp11.md.
7276 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7278 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7279 parameter to inform call.
7281 2008-08-26 Jeff Law <law@redhat.com>
7283 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7284 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7285 preferred class when copying a constant into a partial word register.
7287 2008-08-26 Ben Elliston <bje@au.ibm.com>
7289 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7290 * cp/typeck.c: Likewise.
7291 * cp/tree.c: Likewise.
7292 * gimple-low.c: Likewise.
7295 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7297 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7298 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7300 * doc/passes.texi: Describe IRA.
7302 * doc/tm.texi (IRA_COVER_CLASSES,
7303 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7305 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7306 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7307 -fira-propagate-cost, -fno-ira-share-save-slots,
7308 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7310 * flags.h (ira_algorithm): New enumeration.
7311 (flag_ira_algorithm, flag_ira_verbose): New external variable
7314 * postreload.c (gate_handle_postreload): Don't do post reload
7315 optimizations unless the reload is completed.
7317 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7320 * tree-pass.h (pass_ira): New external variable declaration.
7322 * reload.h: Add 2008 to the Copyright.
7324 * cfgloopanal.c: Include params.h.
7325 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7328 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7330 * toplev.c (ira.h): New include.
7331 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7332 (backend_init_target): Call ira_init.
7333 (backend_init): Call ira_init_once.
7334 (finalize): Call finish_ira_once.
7336 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7337 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7340 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7341 may_move_out_cost): New external variable declarations.
7342 (move_table): New typedef.
7344 * caller-save.c: Include headers output.h and ira.h.
7345 (no_caller_save_reg_set): New global variable.
7346 (save_slots_num, save_slots): New variables.
7347 (reg_save_code, reg_restore_code, add_stored_regs): Add
7349 (init_caller_save): Set up no_caller_save_reg_set.
7350 (init_save_areas): Reset save_slots_num.
7351 (saved_hard_reg): New structure.
7352 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7353 (initiate_saved_hard_regs, new_saved_hard_reg,
7354 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7356 (setup_save_areas): Add code for sharing stack slots.
7357 (all_blocks): New variable.
7358 (save_call_clobbered_regs): Process pseudo-register too.
7359 (mark_set_regs): Process pseudo-register too.
7360 (insert_one_insn): Put the insn after bb note in a empty basic
7361 block. Add insn check.
7363 * global.c (eliminable_regset): Make it external.
7364 (mark_elimination): Use DF_LR_IN for IRA.
7365 (pseudo_for_reload_consideration_p): New.
7366 (build_insn_chain): Make it external. Don't ignore spilled
7367 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7368 (gate_handle_global_alloc): New function.
7369 (pass_global_alloc): Add the gate function.
7371 * opts.c (decode_options): Set up flag_ira. Print the warning for
7373 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7375 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7377 * regmove.c (regmove_optimize): Don't do replacement of output for
7380 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7381 New external variable declarations.
7383 * local-alloc.c (update_equiv_regs): Make it external. Return
7384 true if jump label rebuilding should be done. Rescan new_insn for
7386 (gate_handle_local_alloc): New function.
7387 (pass_local_alloc): Add the gate function.
7389 * alias.c (value_addr_p, stack_addr_p): New functions.
7390 (nonoverlapping_memrefs_p): Use them for IRA.
7392 * common.opt (fira, fira-algorithm, fira-coalesce,
7393 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7394 fira-verbose): New options.
7396 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7397 move_cost, may_move_in_cost, may_move_out_cost): Make the
7399 (move_table): Remove typedef.
7400 (init_move_cost): Make it external.
7401 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7404 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7405 setup_reg_classes): New function prototypes.
7406 (eliminable_regset): New external variable declaration.
7407 (build_insn_chain, update_equiv_regs): New function prototypes.
7409 * Makefile.in (IRA_INT_H): New definition.
7410 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7411 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7412 (reload1.o, toplev.o): Add dependence on ira.h.
7413 (cfgloopanal.o): Add PARAMS_H.
7414 (caller-save.o): Add dependence on output.h and ira.h.
7415 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7416 ira-emit.o, ira-lives.o): New entries.
7418 * passes.c (pass_ira): New pass.
7420 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7422 * reload1.c (ira.h): Include the header.
7423 (changed_allocation_pseudos): New bitmap.
7424 (init_reload): Initiate the bitmap.
7425 (compute_use_by_pseudos): Permits spilled registers in FROM.
7426 (temp_pseudo_reg_arr): New variable.
7427 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7428 IRA. Call alter_reg with the additional parameter. Don't clear
7429 spilled_pseudos for IRA. Restore original insn chain for IRA.
7430 Clear changed_allocation_pseudos at the end of reload.
7431 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7432 (hard_regno_to_pseudo_regno): New variable.
7433 (count_pseudo): Check spilled pseudos. Set up
7434 hard_regno_to_pseudo_regno.
7435 (count_spilled_pseudo): Check spilled pseudos. Update
7436 hard_regno_to_pseudo_regno.
7437 (find_reg): Use better_spill_reload_regno_p. Check
7438 hard_regno_to_pseudo_regno.
7439 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7441 (eliminate_regs_1): Use additional parameter for alter_reg.
7442 (finish_spills): Set up pseudo_previous_regs only for spilled
7443 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7444 more arguments. Don't clear live_throughout and dead_or_set for
7445 spilled pseudos. Use additional parameter for alter_reg. Call
7446 mark_allocation_change. Set up changed_allocation_pseudos.
7447 Remove sanity check.
7448 (emit_input_reload_insns, delete_output_reload): Use additional
7449 parameter for alter_reg. Call mark_allocation_change.
7450 (substitute, gen_reload_chain_without_interm_reg_p): New
7452 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7454 * testsuite/gcc.dg/20080410-1.c: New file.
7456 * config/s390/s390.h (IRA_COVER_CLASSES,
7457 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7459 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7461 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7463 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7465 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7467 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7469 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7471 2008-08-24 Jeff Law <law@redhat.com>
7472 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7473 when ignoring unavailable registers.
7475 2008-08-24 Jeff Law <law@redhat.com>
7476 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7477 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7478 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7479 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7481 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7482 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7484 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7485 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7486 * reload1.c (find_reg): Process registers in register allocation order.
7488 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7489 * toplev.c (backend_init_target): Move ira_init call from
7491 (lang_dependent_init_target): ...to here.
7493 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7494 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7495 calculate memory move costs for NO_REGS.
7497 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7498 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7499 STACK_REGS is defined.
7501 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7502 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7504 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7505 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7507 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7508 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7509 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7512 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7513 Dorit Nuzman <dorit@il.ibm.com>
7515 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7516 vec_extract_evenv4sf, vec_extract_evenv8hi,
7517 vec_extract_evenv16qi, vec_extract_oddv4si,
7518 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7519 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7520 vec_interleave_highv4si, vec_interleave_lowv4si,
7521 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7522 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7523 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7525 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7528 * config/rs6000/rs6000.c (optimization_options): Don't default to
7529 section anchors without toplevel reorder.
7531 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7533 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7534 (mfc_end_critical_section): Likewise.
7536 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7538 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7539 all type qualifiers from element type to vector type.
7541 2008-08-25 David Daney <ddaney@avtrex.com>
7543 * config/mips/mips.md (immediate_insn): Move up in file, fix
7544 comment typo, reformat.
7545 (fetchop_bit, atomic_hiqi_op memory_barrier,
7546 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7547 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7548 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7549 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7550 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7551 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7552 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7553 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7554 sync_old_nand<mode>, sync_new_nand<mode>,
7555 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7556 test_and_set_12): Moved to sync.md.
7558 * config/mips/sync.md: New file.
7560 2008-08-25 Richard Henderson <rth@redhat.com>
7562 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7563 (regsave): Likewise.
7564 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7565 (output_cfi_directive): Likewise.
7566 (div_data_align): New.
7567 (output_cfi): Use it.
7569 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7571 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7572 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7573 (TARGET_OCTEON): New macro.
7574 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7575 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7576 (ISA_HAS_POP): New macro.
7577 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7579 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7581 * config/mips/mips.md (cpu): Add octeon.
7582 (type): Add pop attribute value.
7583 (popcount<mode>2): New pattern.
7584 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7586 2008-08-24 Jan Hubicka <jh@suse.cz>
7588 * doc/invoke.texi (-fipa-cp-clone): New option.
7589 (-fipa-cp): Update docs.
7590 (--param ipcp-unit-growth):New.
7591 * ipa-cp.c: Include fibheap.h, params.h
7592 (ipcp_initialize_node_lattices): When not cloning, all externally
7593 visible functions are bottom.
7594 (ipcp_need_redirect_p): Accept clones.
7595 (ipcp_insert_stage): Use cost driven heuristics.
7596 (max_count, dead_nodes): New static vars.
7597 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7598 ipcp_const_param_count): New functions.
7599 * common.opt (ipa-cp-clone): New command line option.
7600 * params.def (ipcp-unit-growth): New.
7602 2008-08-24 Jan Hubicka <jh@suse.cz>
7604 * tree-inline.c (tree_function_versioning): Look harder
7605 for referenced vars.
7607 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7609 PR tree-optimization/37185
7610 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7612 2008-08-23 Jan Hubicka <jh@suse.cz>
7614 * ipa-cp.c (ipcp_analyze_node): New function.
7615 (ipcp_update_cloned_node): Use it.
7616 (ipcp_init_stage): Likewise.
7617 * ipa-inline.c (function_insertion_hook_holder): New static var.
7618 (analyze_function): Break out from ....
7619 (inline_generate_summary): Here; register insertion hook.
7620 (cgraph_decide_inlining): Remove hook.
7621 (add_new_function): New function.
7623 2008-08-23 Jan Hubicka <jh@suse.cz>
7625 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7627 2008-08-23 Jan Hubicka <jh@suse.cz>
7629 * ipa-cp.c (constant_val_insert): Remove.
7630 (ipcp_propagate_one_const): Remove.
7631 (ipcp_create_replace_map): Always insert replacements to the map.
7632 (ipcp_insert_stage): Do not try to insert statements by hand.
7633 * tree-inline.c (insert_init_stmt): Break out from ...
7634 (setup_one_parameter): ... here; allow NULL BB pointer.
7635 (tree_function_versioning): Use setup_one_parameter to process
7638 2008-08-23 Jan Hubicka <jh@suse.cz>
7640 * tree.c (decl_address_ip_invariant_p): New function.
7641 * tree.h (decl_address_ip_invariant_p): Declare.
7642 * gimple.c (strip_invariant_refs): Break out from ...
7643 (is_gimple_invariant_address): ... here
7644 (is_gimple_ip_invariant_address): New function.
7645 (is_gimple_ip_invariant): New function.
7646 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7649 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7650 (ipcp_lat_is_insertable): All constants are insertable.
7651 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7652 IPA_CONST_VALUE_REF.
7653 (ipcp_initialize_node_lattices): Propagate all types of operands.
7654 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7655 (ipcp_create_replace_map): Reformat.
7656 (ipcp_need_redirect_p): Simplify.
7657 (ipcp_insert_stage): Check that argument is used before clonning.
7658 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7660 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7661 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7662 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7663 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7664 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7665 * tree-inline.c (tree_function_versioning): Add variables referenced
7668 2008-08-23 Jan Hubicka <jh@suse.cz>
7671 * i386.c (standard_80387_constant_p): Use optimize_size.
7673 2008-08-23 Ira Rosen <irar@il.ibm.com>
7675 PR tree-optimization/37161
7676 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7677 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7678 (vect_determine_vectorization_factor): Move the scalar type
7679 retrieval to vect_get_smallest_scalar_type.
7680 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7681 scalar type. Remove redundant computation.
7682 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7683 (vect_get_slp_defs): Take the type of RHS into account if
7684 necessary by calling vect_get_smallest_scalar_type. Call
7685 vect_get_constant_vectors with additional argument.
7687 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7690 * doc/invoke.texi (Wwrite-strings): Clarify description.
7692 2008-08-23 Ira Rosen <irar@il.ibm.com>
7694 PR tree-optimization/37174
7695 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7696 def stmt is a part of the loop before accessing its stmt_vec_info.
7698 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7701 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7702 (*swap): New insn pattern.
7703 (*ashlqi3): Rename from ashlqi3 insn pattern.
7704 (ashlqi3): New expanders.
7705 (*lshrqi3): Rename from lshrqi3 insn pattern.
7706 (lshrqi3): New expanders.
7707 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7708 lshrqi3_const5, lshrqi3_const6): New splitters.
7709 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7710 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7713 2008-08-22 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/37078
7716 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7717 [+INF, +INF] ranges.
7719 2008-08-22 Richard Guenther <rguenther@suse.de>
7721 PR tree-optimization/37143
7722 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7723 a conversion statement instead of a copy.
7725 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7728 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7729 CCCmode, CCOmode and CCSmode destination modes.
7732 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7733 from different units in a single alternative.
7734 (*vec_extractv2sf_1): Ditto.
7735 (*vec_extractv2si_0): Ditto.
7736 (*vec_extractv2si_1): Ditto.
7737 * config/i386/sse.md (sse2_storehpd): Ditto.
7738 (sse2_storelpd): Ditto.
7739 (sse2_loadhpd): Ditto.
7740 (sse2_loadlpd): Ditto.
7743 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7744 (popcountsi2): Ditto.
7745 (clzdi2_abm): Ditto.
7746 (popcountdi2): Ditto.
7747 (clzhi2_abm): Ditto.
7748 (popcounthi2): Ditto.
7750 2008-08-22 Richard Guenther <rguenther@suse.de>
7754 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7755 if the multiplication does not overflow.
7757 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7759 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7761 2008-08-21 Richard Henderson <rth@redhat.com>
7763 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7764 spurrious comma from test.
7765 * configure: Rebuild.
7767 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7770 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7773 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7775 * c-tree.h (grokfield): New argument.
7776 * c-decl.c (grokfield): Handle new location argument.
7777 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7779 2008-08-21 Richard Guenther <rguenther@suse.de>
7781 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7783 2008-08-21 Jan Hubicka <jh@suse.cz>
7785 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7786 (cgraph_add_function_insertion_hook,
7787 cgraph_remove_function_insertion_hook,
7788 cgraph_call_function_insertion_hooks): New functions.
7789 * cgraph.h (cgraph_add_function_insertion_hook,
7790 cgraph_remove_function_insertion_hook,
7791 cgraph_call_function_insertion_hooks): Declare.
7792 * ipa-reference.c (function_insertion_hook_holder): New variable.
7793 (check_operand, look_for_address_of): When checking late, do not care
7794 about module bitmaps.
7795 (add_new_function): New function.
7796 (generate_summary): Register hooks; zero module bitmaps.
7797 (propagate): Unregister hooks.
7798 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7799 (add_new_function): New function.
7800 (generate_summary): Register hook.
7801 (propagate): Remove hook.
7803 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7805 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7806 * ipa-cp.c (ipcp_update_cloned_node): New function.
7807 (build_const_val): Handle functions correctly; bring type logic
7808 into sync with tree-inline.c
7809 (ipcp_init_stage): Take care of computing stuff needed by
7810 indirect inlining; update clones.
7811 (ipcp_generate_summary): Break out of ipcp_driver.
7812 (ipcp_driver): Do only execution and transformation.
7813 (pass_ipa_cp): Make IPA_PASS.
7814 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7816 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7817 ipcp, some info is already available.
7818 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7819 * tree-inline.c (remap_ssa_name): Unshare expression.
7821 2008-08-21 Richard Guenther <rguenther@suse.de>
7823 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7824 a PHI ask VN if it is already available.
7825 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7826 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7828 2008-08-21 Richard Guenther <rguenther@suse.de>
7831 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7832 makes sure to produce a result of the correct type.
7834 2008-08-21 Jan Hubicka <jh@suse.cz>
7835 Backport from LTO branch:
7837 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7838 Jan Hubicka <jh@suse.cz>
7841 (init_state, finish_state, set_function_state, generate_summary):
7843 (scan_stmt): Renamed from scan_function. Changed to keep state in
7844 local static vars rather than cgraph aux field.
7845 (propagate): Renamed from static_execute. Changed to keep state in
7846 local static vars rather than cgraph aux field.
7847 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7848 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7850 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7852 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7853 * ipa-reference.c (init_function_info, generate_summary,
7854 propagate): New functions.
7855 (analyze_function): Call init_function_info.
7856 (static_execute): Stripped into generate_summary and propagate.
7857 (pass_ipa_reference): Made into ipa_opt_pass.
7859 2008-08-21 Richard Guenther <rguenther@suse.de>
7861 PR tree-optimization/37181
7862 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7864 (extract_range_from_unary_expr): Likewise.
7866 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7868 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7870 * toplev.h (pedwarn_at): Likewise.
7871 * builtins.c: Update all calls to pedwarn.
7872 * c-lex.c: Likewise.
7873 * toplev.c: Likewise.
7874 * c-tree.h: Likewise.
7875 * c-decl.c: Likewise.
7876 * c-errors.c: Likewise.
7877 * c-typeck.c: Likewise.
7878 * c-common.c: Likewise.
7879 * c-parser.c: Likewise.
7881 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7884 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7885 with MODE_VECTOR_INT mode.
7887 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7890 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7891 initialized outside the current module.
7892 (warn_uninitialized_var): Ignore left-hand side when walking the
7893 trees. Ignore address expressions. Examine VUSE operands in gimple
7894 statements with a variable declaration on the right-hand side.
7896 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7899 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7901 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7904 * c-common.c (conversion_warning): Do not warn if applying bit-and
7905 operator to unsigned constant that fits in the target type.
7907 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7910 * c-common.c (conversion_warning): Do not warn for artificial
7913 2008-08-20 Richard Guenther <rguenther@suse.de>
7915 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7916 (extract_range_from_binary_expr): Fall back to constant propagation.
7917 (extract_range_from_unary_expr): Likewise.
7919 2008-08-20 Richard Guenther <rguenther@suse.de>
7921 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7922 with TREE_THIS_VOLATILE on shared nodes.
7923 (fold_stmt_r): Likewise.
7925 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7928 * c-parser.c (c_parser_attributes): For keywords use canonical
7929 spelling for attr_name.
7931 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7933 * value-prof.c (check_counter): Revert wrong call to error.
7935 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7937 * profile.c: Update calls to inform.
7938 * value-prof.c: Update calls to inform.
7940 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7942 * diagnostic.c (inform): Add an explicit location_t parameter.
7943 * toplev.h (inform): Update declaration.
7944 * builtins.c: Update all calls to inform.
7945 * c-common.c: Likewise.
7946 * c-decl.c: Likewise.
7947 * c-opts.c: Likewise.
7948 * c-pch.c: Likewise.
7949 * c-pragma.c: Likewise.
7950 * c-typeck.c: Likewise.
7951 * coverage.c: Likewise.
7953 * toplev.c: Likewise.
7954 * tree-cfg.c: Likewise.
7955 * tree-ssa.c: Likewise.
7957 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7960 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7961 V2DI mode, for SSE4.1, use movq instead of vector set if the
7962 second element is zero and inter-unit moves are OK.
7964 2008-08-20 Richard Guenther <rguenther@suse.de>
7966 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7967 properly handle conversion/copy chains after tuplification.
7969 2008-08-20 Richard Guenther <rguenther@suse.de>
7971 * passes.c (init_optimization_passes): Move the second
7972 forwprop pass before alias computation. Remove the second
7973 DCE pass. Remove the first dominator and phi copy/const
7976 2008-08-20 Nick Clifton <nickc@redhat.com>
7978 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7979 support of this feature. Do not assume that a sufficiently new
7980 assembler will support the feature regardless of the target type.
7981 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7982 * configure: Regenerate.
7984 2008-08-20 Richard Guenther <rguenther@suse.de>
7986 * tree-vrp.c (found_in_subgraph): Remove.
7987 (live): New global static.
7988 (live_on_edge): New function.
7989 (blocks_visited): Remove.
7990 (register_edge_assert_for_2): Use live_on_edge.
7991 (find_conditional_asserts): Remove code dealing with
7992 found_in_subgraph. Do not walk the CFG.
7993 (find_switch_asserts): Likewise.
7994 (find_assert_locations_1): Renamed from find_assert_locations.
7995 Move finding assert locations for conditional and switch
7996 statements first. Update live bitmap. Do not walk the CFG.
7997 (find_assert_locations): New function.
7998 (insert_range_assertions): Remove entry of CFG walk.
7999 Adjust call to find_assert_locations.
8000 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8001 that only can appear because of fake exit edges but assert we
8002 never try to insert on those.
8003 (fini_pre): Do not remove fake exit edges here...
8004 (execute_pre): ...but here, before committing edge inserts.
8006 2008-08-19 Richard Guenther <rguenther@suse.de>
8008 * passes.c (init_optimization_passes): Exchange store-ccp
8011 2008-08-19 Rafael Espíndola <espindola@google.com>
8013 * varasm.c (weak_decls): Move earlier in the file.
8014 (assemble_external): Add weak decls to the weak_decls list.
8015 (declare_weak): Don't add decls to the weak_decls list.
8017 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8020 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8021 before (sse2_shufpd_<mode>).
8023 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8026 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8027 * tree.c (block_nonartificial_location): Likewise.
8029 2008-08-19 Richard Guenther <rguenther@suse.de>
8031 PR tree-optimization/35972
8032 PR tree-optimization/23094
8033 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8035 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8036 handle MISALIGNED_INDIRECT_REF.
8037 (get_ref_from_reference_ops): New helper.
8038 (vn_reference_lookup_pieces): Walk the use-def chain using the
8039 alias-oracle if requested.
8040 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8041 walking the use-def chain.
8042 (compute_avail): But not here.
8043 (create_component_ref_by_pieces_1): Properly handle
8044 MISALIGNED_INDIRECT_REF.
8045 (do_regular_insertion): Handle fully redundant
8046 expressions after PHI-translation also for SSA_NAME values, not
8047 only constants. Correctly use edoubleprime for that.
8049 2008-08-19 Ira Rosen <irar@il.ibm.com>
8051 * tree-vectorizer.c (supportable_widening_operation): Support
8052 multi-step conversion, return the number of steps in such conversion
8053 and the required intermediate types.
8054 (supportable_narrowing_operation): Likewise.
8055 * tree-vectorizer.h (vect_pow2): New function.
8056 (supportable_widening_operation): Change argument types.
8057 (supportable_narrowing_operation): Likewise.
8058 (vectorizable_type_promotion): Add an argument.
8059 (vectorizable_type_demotion): Likewise.
8060 * tree-vect-analyze.c (vect_analyze_operations): Call
8061 vectorizable_type_promotion and vectorizable_type_demotion with
8062 additional argument.
8063 (vect_get_and_check_slp_defs): Detect patterns.
8064 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8066 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8067 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8068 factor according to the smallest type in the loop.
8069 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8070 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8071 supportable_widening_operation with correct arguments.
8072 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8073 operands lists according to the number of vector statements in left
8074 or right node, if exists.
8075 (vect_gen_widened_results_half): Remove unused argument.
8076 (vectorizable_conversion): Call supportable_widening_operation,
8077 supportable_narrowing_operation, and vect_gen_widened_results_half
8078 with correct arguments.
8079 (vectorizable_assignment): Change documentation, support multiple
8081 (vectorizable_operation): Likewise.
8082 (vect_get_loop_based_defs): New function.
8083 (vect_create_vectorized_demotion_stmts): Likewise.
8084 (vectorizable_type_demotion): Support loop-aware SLP and general
8085 multi-step conversion. Call vect_get_loop_based_defs and
8086 vect_create_vectorized_demotion_stmts for transformation.
8087 (vect_create_vectorized_promotion_stmts): New function.
8088 (vectorizable_type_promotion): Support loop-aware SLP and general
8089 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8091 (vectorizable_store): Change documentation, support multiple
8093 (vectorizable_load): Likewise.
8094 (vect_transform_stmt): Pass SLP_NODE to
8095 vectorizable_type_promotion and vectorizable_type_demotion.
8096 (vect_schedule_slp_instance): Move here the calculation of number
8097 of vectorized statements for each node from...
8098 (vect_schedule_slp): ... here.
8099 (vect_transform_loop): Call vect_schedule_slp without the last
8102 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8105 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8106 to == in assert statement.
8107 (vectorizable_reduction): Fix typo.
8109 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8112 * value-prof.c (check_counter): Dereference pointer to overall
8113 count when printing it.
8115 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8117 * profile.h: Really add it.
8119 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8121 * mcf.c: Really add it.
8123 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8124 Vinodha Ramasamy <vinodha@google.com>
8126 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8128 * value-prof.c (check_counter): Fix the counter if
8129 flag_profile_correction is true.
8130 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8131 tree_mod_subtract_transform):
8132 Follow check_counter parameter change.
8133 * common.opt (fprofile-correction): New option.
8135 * profile.h: Likewise.
8136 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8137 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8138 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8140 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8141 flag_profile_correction is set.
8143 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8145 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8147 2008-08-18 Tomas Bily <tbily@suse.cz>
8149 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8150 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8152 * tree-data-ref.c (split_constant_offset_1): Likewise.
8153 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8154 * tree-sra.c (sra_walk_expr): Likewise.
8155 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8156 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8157 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8158 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8160 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8161 * tree-vect-transform.c (vectorizable_type_demotion)
8162 (vectorizable_type_promotion): Likewise.
8163 * tree-inline.c (expand_call_inline):
8164 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8165 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8166 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8167 * expr.c (expand_expr_real_1): Likewise.
8168 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8169 (gimple_assign_unary_useless_conversion_p): Likewise.
8170 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8171 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8172 * fold-const.c (fold_unary): Likewise.
8173 * tree.h (CONVERT_EXPR_P): Likewise.
8174 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8175 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8177 (register_edge_assert_for_2, extract_range_from_unary_expr)
8178 (register_edge_assert_for_1): Likewise.
8180 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8182 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8183 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8184 (enum real_value_const): Delete.
8185 (get_real_const): Delete.
8186 * real.c (get_real_const): Delete.
8187 (dconst_e_ptr): Define.
8188 (dconst_third_ptr): Define.
8189 (dconst_sqrt2_ptr): Define.
8190 * builtins.c: Update all callers.
8192 2008-08-18 Richard Guenther <rguenther@suse.de>
8194 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8195 statement iterator after statement removal.
8197 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8199 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8200 (detect_processor_freebsd): Likewise.
8201 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8203 2008-08-18 Richard Guenther <rguenther@suse.de>
8205 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8206 and loads have the correct types.
8208 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8211 * c-opts.c (cpp_opts): Remove static.
8212 * c-parser.c (cpp_opts): Declare it extern.
8213 (disable_extension_diagnostics): Handle cpp options.
8214 (enable_extension_diagnostics): Likewise.
8216 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8218 * diagnostics.c (permerror_at): Rename as permerror.
8219 (permerror): Delete.
8220 * toplev.h: Likewise.
8222 2008-08-18 Richard Guenther <rguenther@suse.de>
8224 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8225 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8226 Move call_cdce before build_alias. Move copyrename2,
8227 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8228 right after final inlining.
8229 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8230 (pass_build_cfg): But instead via TODO_dump_func.
8232 2008-08-18 Richard Guenther <rguenther@suse.de>
8234 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8236 (scalarize_init): If we failed to generate some initializers
8237 do not generate zeros for not instantiated members. Instead
8238 rely on the copy out.
8239 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8240 about missing flow-sensitive alias info only if we have
8243 2008-08-17 Nick Clifton <nickc@redhat.com>
8245 * doc/extend.texi (Function Attributes): Fix typo in description
8246 if hot function attribute.
8248 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8249 Richard Sandiford <rdsandiford@googlemail.com>
8251 * doc/install.texi (--with-mips-plt): Document.
8252 * doc/invoke.texi (-mplt, -mno-plt): Document.
8253 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8254 and handle ${with_mips_plt}.
8255 * config/mips/mips.opt (mplt): New option.
8256 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8257 (TARGET_ABICALLS_PIC2): Likewise.
8258 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8259 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8260 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8261 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8262 to decide whether to output ".option picX" directives.
8263 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8264 Pass -call_nonpic rather than -KPIC for -mplt.
8265 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8266 on the command line. Also remove it when -mabi=64 is used without
8268 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8269 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8270 TARGET_ABICALLS_PIC0.
8271 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8273 (mips16_build_function_stub): Only output ".option pic" directives
8274 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8275 (mips16_build_call_stub): Fix comment and remove redundant
8276 ".set at"/"set .noat" directives.
8277 (mips_function_rodata_section): Use the default behaviour for
8278 TARGET_ABSOLUTE_ABICALLS.
8279 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8280 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8281 (mips_restore_gp): Do nothing if the current function doesn't use
8283 (mips_expand_prologue): Only save $gp if the current function uses it.
8284 Use a normal move for TARGET_ABICALLS_PIC0.
8285 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8287 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8289 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8290 of function when handling GLOBAL_POINTER_REGNUM.
8292 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8295 * common.opt (-fstack-check): Do not declare the variable here.
8296 (-fstack-check=): New option variant.
8297 * doc/invoke.texi (Code Gen Options): Document it.
8298 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8299 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8300 (STACK_CHECK_STATIC_BUILTIN): New macro.
8301 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8302 * opts.c: Include expr.h.
8303 (common_handle_option) <OPT_fold_stack_check_>: New case.
8304 <OPT_fstack_check>: Likewise.
8305 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8306 consistently in the test for variable-sized types. Adjust for
8307 new behaviour of flag_stack_check.
8308 * explow.c: Include except.h.
8309 (allocate_dynamic_stack_space): Do not take into account
8310 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8311 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8312 for variable-sized parameters. Treat all parameters whose size is
8313 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8314 stack checking is enabled.
8315 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8316 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8317 if generic stack checking is enabled.
8318 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8319 * reload1.c (reload): Likewise.
8320 * stmt.c (expand_decl): Assert that all automatic variables have
8321 fixed size at this point and remove dead code.
8322 * flags.h (stack_check_type): New enumeration type.
8323 (flag_stack_check): Declare.
8324 * toplev.c (flag_stack_check): New global variable.
8325 * Makefile.in (opts.o): Add dependency on EXPR_H.
8326 (explow.o): Add dependency on except.h.
8328 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8330 * config/avr/avr.c (avr_override_options): Reduce value of
8331 PARAM_INLINE_CALL_COST.
8333 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8335 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8336 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8337 lieu of TYPE_MODE (type) throughout.
8339 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8341 * config/arm/arm.c (add_minipool_backward_ref): Check for
8342 8-byte-aligned entries in second case of forcing insertion after a
8343 particular entry. Change third case to avoid inserting
8344 non-8-byte-aligned entries before 8-byte-aligned ones.
8346 2008-08-15 Richard Guenther <rguenther@suse.de>
8348 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8349 strip components for unknown size accesses.
8351 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8353 * config/s390/2097.md New file.
8354 * config/s390/s390.md ("z10prop" attribute): Define none,
8355 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8356 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8357 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8358 possible values and apply them to insns as appropriate.
8359 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8360 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8361 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8362 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8363 ("bfp" mode attribute): Removed. Every occurence replaced
8365 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8366 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8369 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8372 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8375 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8377 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8378 additional argument. Support reduction when duplication is needed due
8379 to data-types of different sizes in the loop.
8380 (get_initial_def_for_induction): Fix printout.
8381 (vect_get_vec_def_for_stmt_copy): Support case where the
8382 vec_stmt_for_operand is a phi node.
8383 (vectorizable_reduction): Support reduction when duplication is needed
8384 due to data-types of different sizes in the loop.
8385 (vectorizable_call): Remove restriction to not vectorize in case we
8386 have data-types of different sizes in the loop.
8387 (vectorizable_conversion): Likewise.
8388 (vectorizable_operation): Likewise.
8389 (vectorizable_type_demotion): Likewise.
8390 (vectorizable_type_promotion): Likewise.
8391 (vectorizable_induction): Add restriction to not vectorize in case
8392 we have data-types of different sizes in the loop.
8394 2008-08-14 Christophe Saout <christophe@saout.de>
8395 Uros Bizjak <ubizjak@gmail.com>
8398 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8399 (*vec_concatv2di_rex64_sse4_1): Ditto.
8400 (*vec_concatv2di_rex64_sse): Ditto.
8402 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8405 * fold-const.c (fold_widened_comparison): Do not allow
8406 sign changes that change the result even if shorter type
8407 is wider than arg1_unw's type.
8409 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8411 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8412 Skip if the multilib testing specifies -march that does not
8413 agree with the one specified in the testcase.
8415 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8417 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8418 zero extend SImode values being converted to TFmode before passing
8421 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8423 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8424 __PPU__ when targeting the Cell/B.E. PPU processor.
8426 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8428 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8429 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8430 Rematerialize the static chain, if any.
8431 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8434 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8436 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8437 (new_loc_descr): Likewise.
8438 (add_loc_descr): Likewise.
8439 (size_of_loc_descr): Likewise.
8440 (size_of_locs): Likewise.
8441 (output_loc_operands): Likewise.
8442 (output_loc_sequence): Likewise.
8443 (new_reg_loc_descr): New.
8444 (build_cfa_loc): Use it.
8445 (build_cfa_aligned_loc): Likewise.
8446 (one_reg_loc_descriptor): Likewise.
8447 (based_loc_descr): Likewise.
8449 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8452 * doc/invoke.texi (Wmain): Update.
8453 * c-decl.c (start_decl): warn_main is only 0 or 1.
8454 (start_function): Likewise. Fix formatting.
8455 (finish_function): Delete redundant warning.
8456 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8457 * c-opts (c_common_handle_option): -Wall only has effect if
8458 warn_main is uninitialized. OPT_Wmain is automatically
8459 handled. -pedantic also enables Wmain.
8460 (c_common_post_options): Handle all logic for Wmain here.
8461 * c-common.c (warn_main): Delete.
8462 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8463 * c-common.h (warn_main): Delete.
8465 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8468 * expr.c (emit_group_store): Allocate stack temp with the
8469 largest alignment when copying from register to stack.
8471 2008-08-13 Richard Guenther <rguenther@suse.de>
8473 * tree.h (maybe_fold_offset_to_address): Declare.
8474 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8475 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8476 Likewise for POINTER_PLUS_EXPR.
8477 (maybe_fold_offset_to_reference): Enable disabled code.
8478 (maybe_fold_offset_to_address): New function.
8479 (fold_stmt_r): Use it.
8480 (fold_gimple_assign): Likewise.
8481 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8482 (gimplify_expr): Likewise.
8484 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8486 * toplev.h (pedwarn_at): Fix declaration.
8488 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8490 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8491 LINK_SPEC): Use %R in -Y P argument.
8493 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8496 * diagnostic.c (pedwarn_at): New.
8497 * toplev.h (pedwarn_at): Declare.
8498 * c-tree.h (build_enumerator): Update declaration.
8499 * c-decl.c (finish_enum): Update comment.
8500 (build_enumerator): Take a location parameter. Give a pedwarn but do
8501 not perform any conversion.
8502 * c-parser.c (c_parser_enum_specifier): Set correct location for
8505 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8508 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8509 expressions except for conversions to signed:1 bitfields. Handle
8510 COND_EXPR with constant operands.
8512 2008-08-13 Richard Guenther <rguenther@suse.de>
8514 PR tree-optimization/15255
8515 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8516 (struct oecount_s): New struct and VEC types.
8518 (oecount_hash): New function.
8519 (oecount_eq): Likewise.
8520 (oecount_cmp): Likewise.
8521 (zero_one_operation): New function.
8522 (build_and_add_sum): Likewise.
8523 (undistribute_ops_list): Perform un-distribution of multiplication
8524 and division on the chain of summands.
8525 (should_break_up_subtract): Also break up subtracts for factors.
8526 (reassociate_bb): Delete dead visited statements.
8527 Call undistribute_ops_list. Re-sort and optimize if it did something.
8528 * passes.c (init_optimization_passes): Move DSE before
8530 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8533 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8535 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8537 * doc/invoke.texi: Revert unintended checkin.
8539 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8542 * gcc.c (include_spec_function): Tweak call to find_a_file.
8544 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8547 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8548 and TRUTH_ORIF_EXPR.
8549 * dojump.c (do_jump): Likewise.
8551 PR tree-optimization/37084
8552 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8553 if id->regimplify, don't assume stmt is a cast assignment.
8555 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8557 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8559 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8562 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8565 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8567 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8568 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8570 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8571 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8572 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8573 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8574 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8576 * doc/tm.texi (Storage Layout): Remove documentation for
8577 TARGET_FLOAT_FORMAT.
8579 * simplify-rtx.c (simplify_binary_operation_1): Replace
8580 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8582 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8584 * real.h (struct real_format): New member has_sign_dependent_rounding.
8585 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8586 spu_single_format, ieee_double_format, mips_double_format,
8587 motorola_double_format, ieee_extended_motorola_format,
8588 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8589 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8590 mips_extended_format, ieee_quad_format, mips_quad_format,
8591 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8592 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8594 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8595 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8596 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8597 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8598 (ROUND_TOWARDS_ZERO): Likewise.
8600 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8601 (FLOAT_MODE_FORMAT): New macro.
8602 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8603 (MODE_COMPOSITE_P): ... this new macro.
8604 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8605 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8606 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8608 * flags.h: Include "real.h".
8610 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8611 REAL_MODE_FORMAT_COMPOSITE_P.
8612 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8614 * doc/tm.texi (Storage Layout): Remove documentation of
8615 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8616 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8617 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8618 they only apply to libgcc2.a.
8620 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8622 * config/spu/float_disf.c: New file.
8623 * config/spu/float_unsdisf.c: New file.
8624 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8625 (LIB2FUNCS_EXCLUDE): Define.
8627 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8628 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8630 * real.h (struct real_format): New member round_towards_zero.
8631 * real.c (round_for_format): Respect fmt->round_towards_zero.
8632 (ieee_single_format, mips_single_format, motorola_single_format,
8633 spu_single_format, ieee_double_format, mips_double_format,
8634 motorola_double_format, ieee_extended_motorola_format,
8635 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8636 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8637 mips_extended_format, ieee_quad_format, mips_quad_format,
8638 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8639 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8641 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8642 real_format to choose rounding mode when calling MPFR functions.
8643 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8644 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8646 * real.h (real_to_decimal_for_mode): Add prototype.
8647 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8648 Respect target rounding mode when generating decimal representation.
8649 (real_to_decimal): New stub for backwards compatibility.
8650 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8651 real_to_decimal_for_mode instead of real_to_decimal.
8653 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8655 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8656 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8658 * real.c (spu_single_format): New variable.
8659 * real.h (spu_single_format): Declare.
8661 * config/spu/spu.c (spu_override_options): Install SFmode format.
8662 (spu_split_immediate): Use integer mode to operate on pieces of
8663 floating-point values in all cases.
8665 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8666 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8667 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8669 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8671 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8673 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8675 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8677 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8680 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8681 on the VAR_DECL instead of TYPE_READONLY on its type.
8683 2008-08-12 Ira Rosen <irar@il.ibm.com>
8685 * tree-vectorizer.c: Depend on langhooks.h.
8686 (supportable_widening_operation): Add two arguments. Support double
8688 (supportable_narrowing_operation): Likewise.
8689 * tree-vectorizer.h (supportable_widening_operation): Add two
8691 (supportable_narrowing_operation): Likewise.
8692 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8693 supportable_widening_operation with correct arguments.
8694 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8695 (vectorizable_type_demotion): Support double type conversions.
8696 (vectorizable_type_promotion): Likewise.
8697 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8699 2008-08-11 Michael Matz <matz@suse.de>
8701 * i386/i386.c (override_options): Move initialisation from
8702 flag_schedule_insns_after_reload to here from ...
8703 (optimization_options): ... here.
8705 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8707 PR rtl-optimization/36998
8708 * dwarf2out.c (compute_barrier_args_size_1,
8709 compute_barrier_args_size): Temporarily remove assertions.
8711 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8714 * tree-ssa.c (struct walk_data): Add new flag
8715 warn_possibly_uninitialized.
8716 (warn_uninitialized_var): Use it.
8717 (warn_uninitialized_vars): New.
8718 (execute_early_warn_uninitialized): Call it.
8719 (execute_late_warn_uninitialized): Likewise.
8721 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8724 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8727 2008-08-09 Jan Hubicka <jh@suse.cz>
8730 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8732 (expand_fix): Be prepared for expansion to fail.
8733 (expand_sfix_optab): Remove instructions if expansion failed.
8735 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8737 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8739 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8740 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8742 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8744 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8745 mips/t-libgcc-mips16 to tmake_file.
8746 * config/mips/mips-protos.h (mips_call_type): New enum.
8747 (mips_pic_base_register, mips_got_load): Declare.
8748 (mips_restore_gp): Take an rtx argument.
8749 (mips_use_pic_fn_addr_reg_p): Declare.
8750 (mips_expand_call): Replace the sibcall_p argument with
8751 a mips_call_type argument. Add a lazy_p parameter.
8752 (mips_split_call): Declare.
8753 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8754 (MIPS16_PIC_TEMP): Likewise.
8755 (reg_class): Delete M16_NA_REGS.
8756 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8757 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8758 (mips_split_hi_p): Declare.
8759 * config/mips/mips.c (mips_split_hi_p): New array.
8760 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8761 (mips_got_symbol_type_p): New function.
8762 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8763 (mips16_stub_function_p): New function.
8764 (mips16_local_function_p): Likewise.
8765 (mips_use_pic_fn_addr_reg_p): Likewise.
8766 (mips_cannot_force_const_mem): Return false for HIGHs.
8767 Extend CONST_INT and symbolic handling to MIPS16, using
8768 mips_symbol_insns to check that the base symbol type is a
8769 legitimate constant. Reject GOT-based constants if
8770 TARGET_MIPS16_PCREL_LOADS.
8771 (mips_const_insns): Check targetm.cannot_force_const_mem when
8772 decomposing a symbolic base and a large offset.
8773 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8774 When calling a function that needs $25 from MIPS16 code,
8775 move the target address into $25 separately and add a USE
8777 (mips16_gp_pseudo_reg): Insert the initializer immediately
8778 before the first real insn.
8779 (mips_pic_base_register, mips_got_load): New functions.
8780 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8781 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8782 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8783 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8784 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8785 also passing NULL_RTX rather than const0_rtx as the aux argument.
8786 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8787 instead of TARGET_EXPLICIT_RELOCS.
8788 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8789 (mips_load_call_address): Replace the sibcall_p argument with
8790 a mips_call_type argument. Use mips_got_load.
8791 (mips16_local_alias): New structure.
8792 (mips16_local_aliases): New variable.
8793 (mips16_local_aliases_hash): New function.
8794 (mips16_local_aliases_eq): Likewise.
8795 (mips16_local_alias): Likewise.
8796 (mips16_stub_function): Likewise.
8797 (mips16_build_function_stub): Create a local alias for the target
8798 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8799 .cpload directive and an R_MIPS_NONE relocation for the target
8800 function, then load the alias rather than the function itself.
8801 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8802 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8803 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8804 (mips16_build_call_stub): Replace the FN parameter with an
8805 FN_PTR parameter. Force the address into a register if it
8806 isn't a call_insn_operand; don't rely on the caller to do this.
8807 If a call to a locally-defined and locally-binding MIPS16
8808 function must be made indirectly, redirect the call to the
8809 function's local alias. Use mips16_stub_function_p,
8810 mips16_stub_function, mips_expand_call and use_reg.
8811 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8812 Use explicit %hi and %lo accesses where possible.
8813 Use MIPS_CALL to generate the correct code form of a
8814 jal instruction. Add clobbers of $18 instead of uses.
8815 Update the call to mips_emit_call_insn.
8816 (mips_expand_call): Replace the SIBCALL_P argument with a
8817 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8818 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8819 allowing it to modify the call address. Update the calls to
8820 mips_load_call_address and mips_emit_call_insn.
8821 (mips_split_call): New function.
8822 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8823 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8824 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8825 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8826 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8828 (mips_cprestore_slot): New function.
8829 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8830 and use mips_cprestore_slot.
8831 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8833 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8834 then use a copygp_mips16 instruction to set up $28.
8835 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8836 (mips16_lay_out_constants): Call split_all_insns_noflow.
8837 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8838 false if TARGET_MIPS16.
8839 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8840 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8841 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8842 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8843 MIPS16 code. Allow MIPS16 o32 PIC.
8844 (mips_override_options): Allow MIPS16 o32 PIC.
8845 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8846 after reload if TARGET_USE_GOT.
8847 (UNSPEC_COPYGP): New constant.
8848 (length): Use a default length of 8 for MIPS16 GOT loads.
8849 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8850 (*got_page<mode>): Check mips_split_hi_p.
8851 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8852 (unspec_got<mode>, unspec_call<mode>): New expanders.
8853 (load_got<mode>, load_call<mode>): Remove the length attributes.
8854 Use a got attribute instead of a type attribute.
8855 (copygp_mips16): New insn.
8856 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8857 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8858 (sibcall, sibcall_value, call, call_value): Update the calls
8859 to mips_expand_call.
8860 (call_internal, call_value_internal): Use mips_split_call.
8861 (call_value_multiple_internal): Likewise.
8862 (call_split): Move after call_internal (the insn it is split from).
8863 (call_internal_direct, call_value_internal_direct): Turn into
8864 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8865 (call_direct_split, call_value_direct_split): New patterns.
8866 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8867 and use M16_REGS instead of M16_NA_REGS.
8868 * config/mips/predicates.md (const_call_insn_operand): Replace
8869 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8870 mips_use_pic_fn_addr_reg_p check.
8871 (move_operand): Reject HIGHs if mips_split_hi_p.
8872 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8873 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8874 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8875 * config/mips/libgcc-mips16.ver: New file.
8876 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8877 $(srcdir)/config/mips/libgcc-mips16.ver.
8879 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8881 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8883 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8884 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8885 (mips16_cfun_returns_in_fpr_p): Likewise.
8887 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8889 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8890 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8891 rather than 4 to PC.
8893 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8895 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8896 (FUNCTION_PROFILER): Save the static chain pointer into $2
8897 beforehand and restore it aftewards.
8898 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8899 address directly into $25 and call the function through $25;
8900 do not clobber $3. Pad the DImode version to cover the space
8901 left by the deleted $25 <- $3 move.
8902 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8903 the removal of the $25 <- $3 move.
8904 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8905 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8907 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8908 Daniel Jacobowitz <dan@codesourcery.com>
8910 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8911 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8912 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8913 * config/mips/mips.c (mips_start_function_definition): New function.
8914 (mips_end_function_definition): Likewise.
8915 (mips_output_function_prologue): Use mips_start_function_definition.
8916 (mips_output_function_epilogue): Use mips_end_function_definition.
8917 (build_mips16_function_stub): Use mips_start_function_definition
8918 and mips_end_function_definition.
8919 (build_mips16_call_stub): Likewise.
8921 2008-08-09 Richard Guenther <rguenther@suse.de>
8923 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8924 * gimple.h (gimple_call_fn): Adjust comment.
8925 (gimple_call_set_fndecl): New function.
8926 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8927 longer having bare FUNCTION_DECL operand.
8928 (gimple_call_return_type): Likewise.
8929 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8931 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8932 (gimple_mod_pow2): Likewise.
8933 (gimple_mod_subtract): Likewise.
8934 (gimple_ic): Likewise.
8935 (gimple_stringop_fixed_value): Likewise.
8936 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8937 longer having bare FUNCTION_DECL operand.
8938 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8939 * omp-low.c (optimize_omp_library_calls): Likewise.
8940 * cgraphunit.c (update_call_expr): Likewise.
8941 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8942 (execute_convert_to_rsqrt): Likewise.
8943 * cfgexpand.c (gimple_to_tree): Simplify.
8944 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8945 bare FUNCTION_DECL operand.
8946 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8947 (convert_gimple_call): Use gimple_call_fndecl.
8948 * c-common.c (c_warn_unused_result): Likewise.
8950 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8953 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8954 (c_finish_return): Likewise.
8955 (c_start_case): Likewise.
8956 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8957 * c-parser.c (c_parser_condition): New. Call
8958 verify_sequence_points.
8959 (c_parser_paren_condition): Call c_parser_condition.
8960 (c_parser_for_statement): Call c_parser_condition.
8962 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8965 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8966 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8967 Moved from diagnostic.h
8968 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8970 (emit_diagnostic): New.
8971 (warning0, pedwarn0): Delete.
8972 (warning, warning_at, pedwarn, permerror): Return bool.
8973 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8974 Moved to diagnostic.c.
8975 (struct diagnostic_context): Use correct type for
8976 classify_diagnostic.
8977 (diagnostic_report_diagnostic): Update declaration.
8978 (emit_diagnostic): Declare.
8979 * errors.c (warning): Return bool.
8980 * errors.h (warning): Update declaration.
8981 * toplev.h (warning0, pedwarn0): Delete.
8982 (warning, warning_at, pedwarn, permerror): Return bool.
8983 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8984 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8985 inform. Update all calls.
8986 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8987 before giving informative note.
8988 (implicit_decl_warning): Likewise.
8989 * c-typeck.c (build_function_call): Likewise.
8990 * tree-sssa.c (warn_uninit): Likewise.
8991 * builtins.c (gimplify_va_arg_expr): Likewise.
8993 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8996 * doc/invoke.texi (-Wextra): Move warning from here...
8997 (-Wuninitialized): ... to here.
8999 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9002 * flags.h (set_Wunused): Delete
9003 * toplev.c (process_options): Handle Wunused flags here.
9004 * opts.c (maybe_warn_unused_parameter): Delete.
9005 (common_handle_option): Replace set_Wunused by warn_unused.
9006 (set_Wextra): Do not handle Wunused-parameter here.
9007 (set_Wunused): Delete.
9008 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9010 * common.opt (Wunused): Add Var and Init.
9011 (Wunused-function): Likewise.
9012 (Wunused-label): Likewise.
9013 (Wunused-parameter): Likewise.
9014 (Wunused-value): Likewise.
9015 (Wunused-variable): Likewise.
9017 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9019 * doc/invoke.texi: Add cpu_type power7.
9020 * config.in (HAVE_AS_VSX): New.
9021 * config.gcc: Add cpu_type power7.
9022 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9024 * configure: Regenerate.
9025 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9027 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9028 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9029 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9031 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9033 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9034 type to vectorize.builtin_conversion.
9035 (vectorizable_conversion): Likewise.
9036 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9037 integral type as input.
9038 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9040 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9041 and ALTIVEC_BUILTIN_VCTSXS.
9042 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9045 2008-08-08 Richard Guenther <rguenther@suse.de>
9047 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9048 (surely_varying_stmt_p): Calls are varying only if they are
9049 non-builtin and not indirect or have no result.
9050 (ccp_fold): Re-instantiate code before the tuples merge.
9052 2008-08-08 Richard Guenther <rguenther@suse.de>
9054 PR tree-optimization/37056
9055 * gimple.h (gimple_assign_rhs_class): New helper function.
9056 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9057 unary operations properly.
9059 2008-08-07 Jan Hubicka <jh@suse.cz>
9061 * i386.h (ix86_size_cost): Declare.
9062 (ix86_cur_cost): New function macro.
9063 * i386.md (peepholes expanding size and splitters): Predicate by
9064 optimize_insn_for_speed_p.
9065 (peepholes reduce size and splitters): Predicate by
9066 optimize_insn_for_size_p.
9067 * i386.c (ix86_size_cost): Rename from ...
9068 (size_cost): This one.
9069 (override_options): Update.
9070 (decide_alg): Likewise.
9071 (ix86_expand_clear): Use RTL profile.
9072 (ix86_pad_returns): Use RTL profile.
9074 2008-08-07 Jan Hubicka <jh@suse.cz>
9076 * recog.c (split_all_insns): Set RTL profile
9077 (peephole2_optimize): Likewise.
9078 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9079 * combine.c (combine_instructions): Likewise.
9081 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9083 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9085 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9087 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9088 value in a6 after the set_frame_ptr insn.
9090 2008-08-07 Richard Henderson <rth@redhat.com>
9093 * gcc.c (cpp_options): Pass along -g*.
9095 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9097 * config/arm/arm.c (output_move_neon): Update comment describing
9098 big-endian vector layout.
9099 (arm_assemble_integer): Do not handle big-endian NEON vectors
9101 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9102 neon_vget_lane<mode>_sext_internal,
9103 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9104 element indices for big-endian.
9106 2008-08-07 Richard Henderson <rth@redhat.com>
9108 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9109 * configure, config.in: Rebuild.
9110 * debug.h (dwarf2out_do_cfi_asm): Declare.
9111 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9112 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9113 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9114 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9116 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9118 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9119 movv2si_internal): Combine into mov<mode>_internal.
9120 (movv2si_internal_2): Remove.
9122 2008-08-07 Jan Hubicka <jh@suse.cz>
9125 * i386.md (single stringop patterns): Enable unconditionally.
9127 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9130 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9132 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9133 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9135 * config/i386/sse.md (sse2_movq128): New.
9137 * doc/extend.texi: Document __builtin_ia32_movq128.
9139 2008-08-07 Richard Guenther <rguenther@suse.de>
9142 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9143 pointers can access anything.
9145 2008-08-06 Jan Hubicka <jh@suse.cz>
9147 * optabs.c (emit_unop_insn): Break out to ...
9148 (maybe_emit_unop_insn): ... this one.
9149 (expand_sfix_optab): Use maybe variant.
9150 * optabs.h (maybe_emit_unop_insn): Declare.
9152 * i386.md (mov0 patterns): Enable by default.
9153 (FP conversion expanders): Disable expansion of code expanding
9154 sequences when instruction should be optimized for size.
9155 (single strinop patterns): Enable when optimizing for size.
9156 (string expanders): Disable expanding of code expanding sequences
9157 when optimizning instruction for size.
9158 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9160 (ix86_fp_comparison_sahf_cost): Likewise.
9161 (ix86_expand_branch): Likewise.
9162 (ix86_expand_ashl_const): Likewise.
9163 (ix86_split_ashl): Likewise.
9164 (ix86_expand_strlen): Likewise.
9165 (ix86_emit_fp_unordered_jump): Likewie.
9167 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9169 * c-common.c: Fix typo.
9170 (c_common_reswords): Activate more C++ keyword warnings.
9172 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9174 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9177 * diagnostic.c (permerror_at): New.
9178 * toplev.h (permerror_at): Declare.
9180 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9181 Ira Rosen <irar@il.ibm.com>
9183 * tree-vect-transform.c (vect_model_simple_cost): Return
9184 immediately if stmt is pure SLP.
9185 (vect_model_store_cost): Ditto.
9186 (vect_model_load_cost): Ditto.
9187 (vectorizable_store): Remove PURE_SLP check before call
9188 to vect_model_store_cost.
9189 (vect_model_store_cost): When checking whether stmt describe
9190 strided access, add a check that it is not slp_node.
9192 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9195 * c-common.c (warn_for_sign_compare): New. Handle separately the
9196 case that 'constant' is zero.
9197 * c-typeck.c (build_binary_op): Move code to c-common.c
9199 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9201 * config/alpha/alpha.c (alpha_preferred_reload_class,
9202 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9203 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9204 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9205 * config/arm/arm.md: Likewise.
9206 * config/avr/avr-protos.h (preferred_reload_class,
9207 test_hard_reg_class, avr_simplify_comparison_p,
9208 out_shift_with_cnt, class_max_nregs): Likewise.
9209 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9210 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9211 preferred_reload_class, test_hard_reg_class): Likewise.
9212 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9213 bfin_memory_move_cost, bfin_secondary_reload,
9214 bfin_output_mi_thunk): Likewise.
9215 * config/crx/crx.c (crx_secondary_reload_class,
9216 crx_memory_move_cost): Likewise.
9217 * config/frv/frv-protos.h (frv_secondary_reload_class,
9218 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9219 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9220 frv_secondary_reload_class, frv_class_likely_spilled_p,
9221 frv_class_max_nregs): Likewise.
9222 * config/h8300/h8300.c (h8300_classify_operand,
9223 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9225 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9226 * config/ia64/ia64.c (ia64_preferred_reload_class,
9227 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9228 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9229 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9231 * config/m68hc11/m68hc11.c (preferred_reload_class,
9232 m68hc11_memory_move_cost): Likewise.
9233 * config/mcore/mcore.c (mcore_secondary_reload_class,
9234 mcore_reload_class): Likewise.
9235 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9236 mips_class_max_nregs, mips_cannot_change_mode_class,
9237 mips_preferred_reload_class, mips_secondary_reload_class,
9238 mips_output_mi_thunk): Likewise.
9239 * config/mmix/mmix.c (mmix_preferred_reload_class,
9240 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9242 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9244 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9245 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9246 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9247 * config/rs6000/rs6000.c (paired_expand_vector_init,
9248 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9249 compare_section_name, rs6000_memory_move_cost): Likewise.
9250 * config/s390/s390.c (s390_emit_compare_and_swap,
9251 s390_preferred_reload_class, s390_secondary_reload,
9252 legitimize_pic_address, legitimize_tls_address,
9253 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9254 s390_class_max_nregs): Likewise.
9255 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9256 * config/s390/s390.md: Likewise.
9257 * config/score/score-protos.h (score_secondary_reload_class,
9258 score_preferred_reload_class): Likewise.
9259 * config/score/score.c (score_preferred_reload_class,
9260 score_secondary_reload_class): Likewise.
9261 * config/score/score3.c (score3_output_mi_thunk,
9262 score3_preferred_reload_class, score3_secondary_reload_class,
9263 score3_hard_regno_mode_ok): Likewise.
9264 * config/score/score3.h (score3_preferred_reload_class,
9265 score3_secondary_reload_class): Likewise.
9266 * config/score/score7.c (score7_output_mi_thunk,
9267 score7_preferred_reload_class, score7_secondary_reload_class,
9268 score7_hard_regno_mode_ok): Likewise.
9269 * config/score/score7.h (score7_preferred_reload_class,
9270 score7_secondary_reload_class): Likewise.
9271 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9272 output_branchy_insn, add_constant, gen_block_redirect,
9273 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9274 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9275 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9276 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9277 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9278 xstormy16_preferred_reload_class): Likewise.
9279 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9280 xtensa_expand_atomic, override_options,
9281 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9283 * reorg.c (try_merge_delay_insns): Likewise.
9284 * tree.c (merge_dllimport_decl_attributes): Likewise.
9286 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9288 2008-08-06 Michael Matz <matz@suse.de>
9290 * Makefile.in (write_entries_to_file): Quote words.
9291 * gengtype.c: (read_input_line): Skip over leading white-space.
9293 2008-08-06 Marc Gauthier <marc@tensilica.com>
9295 * config.gcc: Match more processor names for Xtensa.
9296 * configure.ac: Likewise.
9297 * doc/install.texi (Specific): Likewise.
9298 * configure: Regenerate.
9300 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9302 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9303 * calls.c (avoid_likely_spilled_reg): Likewise.
9304 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9305 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9306 * config/i386/i386.c (ix86_expand_special_args_builtin,
9307 ix86_secondary_reload): Likewise.
9308 * except.c (struct eh_region, gen_eh_region_catch,
9309 remove_unreachable_regions, duplicate_eh_regions,
9310 assign_filter_values, build_post_landing_pads,
9311 sjlj_find_directly_reachable_regions, remove_eh_handler,
9312 reachable_next_level, foreach_reachable_handler,
9313 can_throw_internal_1, can_throw_external_1,
9314 collect_one_action_chain): Likewise.
9315 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9316 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9317 * function.c (update_temp_slot_address, instantiate_new_reg,
9318 instantiate_virtual_regs_in_rtx,
9319 instantiate_virtual_regs_in_insn): Likewise.
9320 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9321 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9322 gimplify_cleanup_point_expr): Likewise.
9323 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9324 * passes.c (next_pass_1): Likewise.
9325 * print-tree.c (print_node_brief, print_node): Likewise.
9326 * profile.c (branch_prob): Likewise.
9327 * tree-dump.c (dump_register): Likewise.
9328 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9330 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9331 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9332 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9333 copy_arguments_for_versioning, copy_static_chain): Likewise.
9334 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9335 add_new_name_mapping, register_new_name_mapping): Likewise.
9336 * tree-mudflap.c (mf_xform_derefs): Likewise.
9337 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9338 get_init_expr, combine_chains): Likewise.
9339 * tree-pretty-print.c (dump_generic_node): Likewise.
9340 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9341 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9342 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9343 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9345 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9348 * calls.c (expand_call): Use the biggest preferred stack
9351 2008-08-06 Michael Matz <matz@suse.de>
9354 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9355 for reused reload, instead of overwriting them.
9357 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9360 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9361 for incoming stack boundary.
9363 * function.c (assign_parm_find_entry_rtl): Update
9364 parm_stack_boundary.
9366 * function.h (rtl_data): Add parm_stack_boundary.
9368 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9369 parm_stack_boundary for incoming stack boundary.
9371 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9373 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9374 for unrepresentable subregs or treat them as equal to other regs
9375 or subregs with the same register number.
9377 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9380 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9383 2008-08-06 Jan Hubicka <jh@suse.cz>
9385 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9386 frequencies might be hot.
9388 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9390 * reload.c (find_reloads): Force constants into literal pool
9391 also if they are wrapped in a SUBREG.
9393 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9396 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9397 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9398 Don't allow predicated instructions for data speculation.
9399 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9402 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9404 * haifa-sched.c (extend_global): Split to extend_global_data and
9405 extend_region_data. Update all uses.
9406 (extend_all): Rename to extend_block_data.
9408 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9410 * sched-rgn.c (new_ready): Check if instruction can be
9411 speculatively scheduled before attempting speculation.
9412 (debug_rgn_dependencies): Remove wrongful assert.
9414 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9416 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9418 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9420 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9421 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9422 va_size, and type_size.
9424 2008-08-04 Jason Merrill <jason@redhat.com>
9427 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9428 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9430 2008-08-05 Richard Henderson <rth@redhat.com>
9432 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9433 * configure: Rebuild.
9435 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9438 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9439 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9442 2008-08-05 Richard Henderson <rth@redhat.com>
9444 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9445 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9446 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9447 * common.opt (fdwarf2-cfi-asm): New.
9448 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9449 * config.in, configure: Rebuild.
9450 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9451 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9453 (dw2_force_const_mem): Externalize.
9454 * dwarf2asm.h: Update.
9455 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9456 generate a real label.
9457 (output_cfi_directive): New.
9458 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9459 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9460 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9462 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9463 (output_loc_operands_raw, output_loc_sequence_raw): New.
9464 (output_cfa_loc_raw): New.
9466 2008-08-05 Paul Brook <paul@codesourcery.com>
9468 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9469 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9470 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9471 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9472 * config/arm/arm.h (TARGET_VFPD32): Define.
9473 (TARGET_VFP3): Use TARGET_VFPD32.
9474 (fputype): Add FPUTYPE_VFP3D16.
9475 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9476 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9477 * config/arm/arm-cores.def: Add cortex-r4f.
9478 * config/arm/arm-tune.md: Regenerate.
9480 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9482 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9483 Reword some comments throughout the file.
9485 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9486 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9487 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9488 MFC_MIN_DMA_LIST_ELEMENTS.
9489 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9490 MFC_MAX_DMA_LIST_ELEMENTS.
9492 (MFC_START_ENABLE): Remove PPU-only define.
9493 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9494 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9496 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9497 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9498 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9499 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9500 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9501 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9502 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9504 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9505 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9506 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9507 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9509 (spu_read_machine_status): Fix typo.
9511 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9513 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9514 SUBREG of multi-word hard register.
9515 * config/spu/spu.c (valid_subreg): Likewise.
9516 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9518 2008-08-04 Richard Guenther <rguenther@suse.de>
9520 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9521 the candidate with the stripped base if that base is different
9522 from the original base even for offset zero.
9524 2008-08-04 Richard Guenther <rguenther@suse.de>
9527 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9528 check for no_overflow.
9530 2008-08-04 Richard Guenther <rguenther@suse.de>
9532 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9534 2008-08-04 Paul Brook <paul@codesourcery.com>
9536 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9537 (arm_order_regs_for_local_alloc): New function.
9538 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9540 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9542 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9545 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9546 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9547 (ix86_expand_epilogue): Likewise.
9549 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9551 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9554 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9556 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9557 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9558 (*movv2sf_internal_rex64): Ditto.
9560 2008-08-03 Jan Hubicka <jh@suse.cz>
9562 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9563 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9564 * expmed.c (expand_smod_pow2): Likewise.
9566 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9569 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9570 alternative 0 of operand 1.
9571 (*vec_concatv2di_rex64_sse): Ditto.
9572 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9574 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9575 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9576 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9577 (*movv2sf_internal_rex64): Ditto.
9579 2008-08-02 Richard Guenther <rguenther@suse.de>
9582 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9583 (ssedoublesizemode): New mode attribute.
9584 (sse_shufps): Call gen_sse_shufps_v4sf.
9585 (sse_shufps_1): Macroize.
9586 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9587 (sse2_shufpd_1): Macroize.
9588 (vec_extract_odd, vec_extract_even): New expanders.
9589 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9590 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9591 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9592 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9593 (ix86_expand_vector_set): Likewise.
9594 (ix86_expand_reduc_v4sf): Likewise.
9596 2008-08-01 Doug Kwan <dougkwan@google.com>
9598 * matrix-reorg.c: Re-enable all code.
9599 (struct malloc_call_data): Change CALL_STMT to gimple type.
9600 (collect_data_for_malloc_call): Tuplify.
9601 (struct access_site_info): Change STMT to gimple type.
9602 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9603 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9604 (struct free_info): Change STMT to gimple type.
9605 (struct matrix_access_phi_node): Change PHI to gimple type.
9606 (get_inner_of_cast_expr): Remove.
9607 (may_flatten_matrices_1): Tuplify.
9608 (may_flatten_matrices): Ditto.
9609 (mark_min_matrix_escape_level): Ditto.
9610 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9611 (ssa_accessed_in_call_rhs): New
9612 (ssa_accessed_in_assign_rhs): New
9613 (record_access_alloc_site_info): Tuplify.
9614 (add_allocation_site): Ditto.
9615 (analyze_matrix_allocation_site): Ditto.
9616 (analyze_transpose): Ditto.
9617 (get_index_from_offset): Ditto.
9618 (update_type_size): Ditto.
9619 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9620 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9621 (analyze_accesses_for_phi_node): Tuplify.
9622 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9623 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9624 (analyze_matrix_accesses): Tuplify.
9625 (check_var_data): New call-back type for check_var_notmodified_p.
9626 (check_var_notmodified_p): Tuplify and use call-back struct to
9627 return statement found.
9628 (can_calculate_expr_before_stmt): Factor out statement related code
9630 (can_calculate_stmt_before_stmt): New.
9631 (check_allocation_function): Tuplify.
9632 (find_sites_in_func): Ditto.
9633 (record_all_accesses_in_func): Ditto.
9634 (transform_access_sites): Ditto.
9635 (transform_allocation_sites): Ditto.
9636 (matrix_reorg): Re-enable.
9637 (gate_matrix_reorg): Re-enable.
9639 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9641 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9642 for labels for which it hasn't been set yet. If it has been set,
9643 stop walking insns and continue with next worklist item.
9644 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9645 if the only BARRIER is at the very end of a function.
9647 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9649 * cfgexpand.c (expand_stack_alignment): Assert that
9650 stack_realign_drap and drap_rtx must match.
9652 * function.c (instantiate_new_reg): If DRAP is used to realign
9653 stack, replace virtual_incoming_args_rtx with internal arg
9656 2008-08-01 Richard Guenther <rguenther@suse.de>
9658 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9659 loop information only if we initialized it.
9660 (execute_pre): Call fini_pre with in_fre.
9661 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9662 if we do not unroll because we hit max-completely-peeled-insns.
9663 Use our estimation for consistency, do allow shrinking.
9665 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9667 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9668 with MIN_STACK_BOUNDARY.
9669 (ix86_update_stack_boundary): Likewise.
9670 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9673 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9674 (MIN_STACK_BOUNDARY): This.
9676 2008-08-01 Richard Guenther <rguenther@suse.de>
9679 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9681 2008-08-01 Richard Guenther <rguenther@suse.de>
9683 PR tree-optimization/36988
9684 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9685 do not matter if that doesn't change volatile qualification.
9687 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9689 * configure.ac: Do not generate libada-mk. Do not subst
9691 * libada-mk.in: Remove.
9692 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9693 * configure: Regenerate.
9695 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9697 * tree-pass.h: Added comment about not dumping passes with name
9698 starting with star in struct opt_pass.
9699 * passes.c (register_dump_files_1): Don't do dump for a pass with
9700 name starting with star.
9701 * doc/passes.texi (Pass manager): Mention pass names and special
9702 meaning of star prefix to avoid dump.
9704 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9706 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9708 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9709 (ISA_MIPS64R2): New macro.
9710 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9711 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9712 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9713 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9714 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9715 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9716 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9717 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9718 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9719 Move up to keep list alphabetically sorted.
9720 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9721 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9723 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9724 (-march=@var{arch}): Add mips64r2.
9726 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9728 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9730 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9732 * expr.c (expand_assignment): Check for complete type.
9734 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9737 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9739 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9740 for stack alignment.
9742 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9744 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9746 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9747 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9749 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9751 PR rtl-optimization/36419
9752 * dwarf2out.c (barrier_args_size): New variable.
9753 (compute_barrier_args_size, compute_barrier_args_size_1): New
9755 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9756 if not called yet in the current function, use barrier_args_size
9757 array to find the new args_size value.
9758 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9760 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9763 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9766 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9769 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9770 (dwarf2out_stack_adjust): Use it.
9771 (dwarf2out_frame_debug_expr): Likewise.
9773 2008-07-31 Richard Guenther <rguenther@suse.de>
9775 PR tree-optimization/36978
9776 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9777 the generated condition.
9779 2008-07-31 Richard Guenther <rguenther@suse.de>
9781 * passes.c (init_optimization_passes): Always call
9782 pass_early_warn_uninitialized.
9783 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9784 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9785 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9787 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9790 * builtins.c (maybe_emit_free_warning): New function.
9791 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9792 maybe_emit_free_warning for BUILT_IN_FREE.
9795 * dwarf2out.c (get_context_die): New function.
9796 (force_decl_die, force_type_die): Use it.
9797 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9798 returns NULL, force generation of DW_TAG_typedef and put that into
9801 PR preprocessor/36649
9802 * c-pch.c (c_common_read_pch): Save and restore
9803 line_table->trace_includes across PCH restore.
9805 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9808 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9810 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9813 * final.c (call_from_call_insn): Handle COND_EXEC.
9815 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9817 * builtins.c (std_gimplify_va_arg_expr): Replace
9818 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9819 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9821 2008-07-30 Joey Ye <joey.ye@intel.com>
9822 H.J. Lu <hongjiu.lu@intel.com>
9824 * builtins.c (expand_builtin_setjmp_receiver): Replace
9825 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9826 (expand_builtin_apply_args_1): Likewise.
9827 (expand_builtin_longjmp): Need DRAP for stack alignment.
9828 (expand_builtin_apply): Likewise.
9830 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9831 instead of assign_stack_local to allow alignment reduction.
9833 * calls.c (emit_call_1): Need DRAP for stack alignment if
9835 (expand_call): Replace virtual_incoming_args_rtx with
9836 crtl->args.internal_arg_pointer.
9837 * stmt.c (expand_nl_goto_receiver): Likewise.
9839 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9840 alignment and store to stack_alignment_estimated and
9841 max_used_stack_slot_alignment.
9842 (expand_one_var): Likewise.
9843 (expand_stack_alignment): New function.
9844 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9845 and stack_alignment_estimated fields in rtl_data. Call
9846 expand_stack_alignment at end.
9848 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9849 (MAX_STACK_ALIGNMENT): Likewise.
9850 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9851 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9853 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9854 stack alignment when generating virtual registers.
9856 * function.c (assign_stack_local): Renamed to ...
9857 (assign_stack_local_1): This. Add a parameter to indicate
9858 if it is OK to reduce alignment.
9859 (assign_stack_local): Use it.
9860 (instantiate_new_reg): Instantiate virtual incoming args rtx
9861 to vDRAP if stack realignment and DRAP is needed.
9862 (assign_parms): Collect parameter/return type alignment and
9863 contribute to stack_alignment_estimated.
9864 (locate_and_pad_parm): Likewise.
9865 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9866 with crtl->args.internal_arg_pointer.
9868 * function.h (rtl_data): Add new field drap_reg,
9869 max_used_stack_slot_alignment, stack_alignment_estimated,
9870 stack_realign_needed, need_drap, stack_realign_processed and
9871 stack_realign_finalized.
9872 (stack_realign_fp): New macro.
9873 (stack_realign_drap): Likewise.
9875 * global.c (compute_regsets): Frame pointer is needed when
9876 stack is realigned. Can eliminate frame pointer when stack is
9877 realigned and dynamic realigned argument pointer isn't used.
9879 * reload1.c (update_eliminables): Frame pointer is needed
9880 when stack is realigned.
9881 (init_elim_table): Can eliminate frame pointer when stack is
9882 realigned and dynamic realigned argument pointer isn't used.
9884 * rtl.h (assign_stack_local_1): Declare new funtion.
9886 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9887 (TARGET_GET_DRAP_RTX): Likewise.
9888 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9889 TARGET_GET_DRAP_RTX.
9891 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9893 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9894 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9896 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9897 H.J. Lu <hongjiu.lu@intel.com>
9899 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9900 vdrap_reg, stack_realign and drap_reg_saved.
9901 (add_cfi): Don't allow redefining CFA when DRAP is used.
9902 (reg_save): Handle stack alignment.
9903 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9904 alignment. Don't generate DWARF information for (set fp sp)
9906 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9908 (int_loc_descriptor): Move prototype forward. Also define if
9909 DWARF2_UNWIND_INFO is true.
9910 (output_cfa_loc): Handle DW_CFA_expression.
9911 (build_cfa_aligned_loc): New.
9912 (based_loc_descr): Update assert for stack realign. For local
9913 variables, use sp+offset when stack is aligned without drap and
9914 fp+offset when stack is aligned with drap. For arguments, use
9915 cfa+offset when drap is used to align stack.
9917 2008-07-30 Joey Ye <joey.ye@intel.com>
9918 H.J. Lu <hongjiu.lu@intel.com>
9920 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9922 (ix86_gen_andsp): New.
9923 (ix86_user_incoming_stack_boundary): Likewise.
9924 (ix86_default_incoming_stack_boundary): Likewise.
9925 (ix86_incoming_stack_boundary): Likewise.
9926 (ix86_can_eliminate): Likewise.
9927 (find_drap_reg): Likewise.
9928 (ix86_update_stack_boundary): Likewise.
9929 (ix86_get_drap_rtx): Likewise.
9930 (ix86_finalize_stack_realign_flags): Likewise.
9931 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9932 (TARGET_GET_DRAP_RTX): Likewise.
9933 (override_options): Overide option value for new options.
9934 (ix86_function_ok_for_sibcall): Remove check for
9935 force_align_arg_pointer.
9936 (ix86_handle_cconv_attribute): Likewise.
9937 (ix86_function_regparm): Likewise.
9938 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9939 (ix86_va_start): Replace virtual_incoming_args_rtx with
9940 crtl->args.internal_arg_pointer.
9941 (ix86_select_alt_pic_regnum): Check DRAP register.
9942 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9943 (ix86_compute_frame_layout): Compute frame layout wrt stack
9945 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9946 (ix86_expand_prologue): Decide if stack realignment is needed
9947 and generate prologue code accordingly.
9948 (ix86_expand_epilogue): Generate epilogue code wrt stack
9949 realignment is really needed or not.
9951 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9952 (ABI_STACK_BOUNDARY): Likewise.
9953 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9954 (STACK_REALIGN_DEFAULT): Likewise.
9955 (INCOMING_STACK_BOUNDARY): Likewise.
9956 (MAX_STACK_ALIGNMENT): Likewise.
9957 (ix86_incoming_stack_boundary): Likewise.
9958 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9959 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9960 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9961 (machine_function): Remove force_align_arg_pointer.
9963 * config/i386/i386.md (BX_REG): New.
9964 (R13_REG): Likewise.
9966 * config/i386/i386.opt (mforce_drap): New.
9967 (mincoming-stack-boundary): Likewise.
9968 (mstackrealign): Add Init(-1).
9970 * config/i386/i386-protos.h (ix86_can_eliminate): New
9972 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9974 * doc/extend.texi: Update force_align_arg_pointer.
9976 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9979 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9980 (INCOMING_STACK_BOUNDARY): Likewise.
9981 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9982 (TARGET_GET_DRAP_RTX): Likewise.
9984 2008-07-30 Andreas Schwab <schwab@suse.de>
9986 PR rtl-optimization/36929
9987 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9988 add_insn_before and fix argument order.
9989 (replace_inc_dec_mem): Handle NULL rtx.
9991 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9993 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9995 (arm_compute_initial_elimination_offset): Use it.
9996 (arm_compute_save_reg_mask): Include static chain save slot when
9997 calculating alignment.
9998 (arm_get_frame_offsets): Ditto.
9999 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10000 that we can use to decrement the stack when the stack decrement
10001 could be too big for an immediate value in a single insn.
10002 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10004 2008-07-30 Richard Guenther <rguenther@suse.de>
10006 PR tree-optimization/36967
10007 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10008 Release defs of statements we remove.
10010 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10012 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10013 instead of NULL_RTVEC.
10015 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10019 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10022 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10024 * final.c (call_from_call_insn): New.
10025 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10027 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10029 * configure.ac: Substitute ADA_CFLAGS.
10030 * configure: Regenerate.
10031 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10032 * Makefile.in: Remove mention of X_* variables.
10033 * config/pa/x-ada-hpux10: Remove.
10034 * config/pa/x-ada: Remove.
10036 * doc/fragments.texi: Update.
10038 2008-07-30 Olivier Hainque <hainque@adacore.com>
10040 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10041 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10042 __dso_handle explicitly here.
10044 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10047 * c-typeck.c (build_binary_op): Encapsulate code into...
10048 * c-common.c (shorten_binary_op): ...this new function.
10049 (conversion_warning): Use the new function. Handle non-negative
10050 constant in bitwise-and.
10051 * c-common.h (shorten_binary_op): Declare.
10053 2008-07-30 Olivier Hainque <hainque@adacore.com>
10055 * scan.c (make_sstring_space): Add explicit conversions of
10056 allocator's return value.
10057 * fix-header.c (recognized_function): Likewise.
10059 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10061 * doc/cpp.texi: Update to GFDL 1.2.
10062 * doc/gcc.texi: Do not list GPL as Invariant Section.
10063 * doc/gccint.texi: Likewise. Update copyright years.
10064 * doc/install.texi: Update copyright years.
10066 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10069 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10070 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10072 2008-07-29 Jan Hubicka <jh@suse.cz>
10074 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10075 (grokdeclarator): Likewise.
10076 * langhooks.c (lhd_warn_unused_global_decl): Use
10077 DECL_DECLARED_INLINE_P.
10078 * print-tree.c (print_node): Remove DECL_INLINE check.
10080 2008-07-29 Richard Guenther <rguenther@suse.de>
10082 PR tree-optimization/36945
10083 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10084 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10085 Record invariant addresses un-decomposed.
10086 (copy_reference_ops_from_call): Record reference call
10087 arguments properly. Simplify.
10088 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10089 helper split out from ...
10090 (create_component_ref_by_pieces): ... here. Simplify.
10091 Prepare for recursive invocation for call arguments.
10092 (create_expression_by_pieces): Adjust call to
10093 create_component_ref_by_pieces.
10094 (compute_avail): Process operand 2 of reference ops.
10096 2008-07-29 Richard Guenther <rguenther@suse.de>
10098 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10100 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10102 * c-format.c (check_format_types): Revert unwanted checkin.
10104 2008-07-29 Jan Hubicka <jh@suse.cz>
10106 * flags.h (flag_really_no_inline): Remove.
10107 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10108 * toplev.c (flag_really_no_inline): Remove.
10109 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10110 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10111 (cgraph_decide_inlining_incrementally): Likewise.
10112 (compute_inline_parameters): Likewise.
10113 * opts.c (decode_options): Simplify.
10114 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10115 * common.opt (finline): Initialize to 1.
10116 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10118 2008-07-29 Jan Hubicka <jh@suse.cz>
10120 * predict.c (always_optimize_for_size_p): New function.
10121 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10122 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10123 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10125 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10126 * function.c (prepare_function_start): Set default profile.
10127 * function.h (rtl_data): Add maybe_hot_insn_p.
10128 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10129 (construct_exit_block): Likewise.
10130 (tree_expand_cfg): Likewise.
10132 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10133 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10134 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10135 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10138 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10141 * c-decl.c (merge_decls): Merge USED flags.
10143 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10145 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10146 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10147 next_stack, lab_false and lab_over trees.
10149 2008-07-28 Richard Guenther <rguenther@suse.de>
10151 PR tree-optimization/36957
10152 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10153 (useless_type_conversion_p): Remove.
10154 (types_compatible_p): Remove.
10155 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10156 (useless_type_conversion_p): Declare.
10157 (types_compatible_p): Declare.
10158 (gimple_expr_type): Return the base type only if it is
10159 trivially convertible to the subtype.
10161 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10163 * configure.ac: Use the m4_do macro to concatenate the warnings into
10164 one string in ACX_PROG_CC_WARNING_OPTS,
10165 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10166 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10167 * configure: Regenerate.
10169 2008-07-28 Richard Guenther <rguenther@suse.de>
10171 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10172 (insert_fake_stores): Remove.
10173 (realify_fake_stores): Likewise.
10174 (execute_pre): Remove dead code.
10175 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10176 (find_func_aliases): Deal with it here instead.
10177 Re-enable gcc_unreachable call.
10179 2008-07-28 Richard Guenther <rguenther@suse.de>
10181 Merge from gimple-tuples-branch.
10183 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10184 * gimple.def: New file.
10185 * gsstruct.def: Likewise.
10186 * gimple-iterator.c: Likewise.
10187 * gimple-pretty-print.c: Likewise.
10188 * tree-gimple.c: Removed. Merged into ...
10189 * gimple.c: ... here. New file.
10190 * tree-gimple.h: Removed. Merged into ...
10191 * gimple.h: ... here. New file.
10193 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10194 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10195 --enable-checking=gimple flag.
10196 * config.in: Likewise.
10197 * configure: Regenerated.
10199 * tree-ssa-operands.h: Tuplified.
10200 * tree-vrp.c: Likewise.
10201 * tree-loop-linear.c: Likewise.
10202 * tree-into-ssa.c: Likewise.
10203 * tree-ssa-loop-im.c: Likewise.
10204 * tree-dump.c: Likewise.
10205 * tree-complex.c: Likewise.
10206 * cgraphbuild.c: Likewise.
10207 * tree-ssa-threadupdate.c: Likewise.
10208 * tree-ssa-loop-niter.c: Likewise.
10209 * tree-pretty-print.c: Likewise.
10210 * tracer.c: Likewise.
10211 * gengtype.c: Likewise.
10212 * tree-loop-distribution.c: Likewise.
10213 * tree-ssa-loop-unswitch.c: Likewise.
10214 * cgraph.c: Likewise.
10215 * cgraph.h: Likewise.
10216 * tree-ssa-loop-manip.c: Likewise.
10217 * value-prof.c: Likewise.
10218 * tree-ssa-loop-ch.c: Likewise.
10219 * tree-tailcall.c: Likewise.
10220 * value-prof.h: Likewise.
10221 * tree.c: Likewise.
10222 * tree.h: Likewise.
10223 * tree-pass.h: Likewise.
10224 * ipa-cp.c: Likewise.
10225 * tree-scalar-evolution.c: Likewise.
10226 * tree-scalar-evolution.h: Likewise.
10227 * target.h: Likewise.
10228 * lambda-mat.c: Likewise.
10229 * tree-phinodes.c: Likewise.
10230 * diagnostic.h: Likewise.
10231 * builtins.c: Likewise.
10232 * tree-ssa-alias-warnings.c: Likewise.
10233 * cfghooks.c: Likewise.
10234 * fold-const.c: Likewise.
10235 * cfghooks.h: Likewise.
10236 * omp-low.c: Likewise.
10237 * tree-ssa-dse.c: Likewise.
10238 * ipa-reference.c: Likewise.
10239 * tree-ssa-uncprop.c: Likewise.
10240 * toplev.c: Likewise.
10241 * tree-gimple.c: Likewise.
10242 * tree-gimple.h: Likewise.
10243 * tree-chrec.c: Likewise.
10244 * tree-chrec.h: Likewise.
10245 * tree-ssa-sccvn.c: Likewise.
10246 * tree-ssa-sccvn.h: Likewise.
10247 * cgraphunit.c: Likewise.
10248 * tree-ssa-copyrename.c: Likewise.
10249 * tree-ssa-ccp.c: Likewise.
10250 * tree-ssa-loop-ivopts.c: Likewise.
10251 * tree-nomudflap.c: Likewise.
10252 * tree-call-cdce.c: Likewise.
10253 * ipa-pure-const.c: Likewise.
10254 * c-format.c: Likewise.
10255 * tree-stdarg.c: Likewise.
10256 * tree-ssa-math-opts.c: Likewise.
10257 * tree-ssa-dom.c: Likewise.
10258 * tree-nrv.c: Likewise.
10259 * tree-ssa-propagate.c: Likewise.
10260 * ipa-utils.c: Likewise.
10261 * tree-ssa-propagate.h: Likewise.
10262 * tree-ssa-alias.c: Likewise.
10263 * gimple-low.c: Likewise.
10264 * tree-ssa-sink.c: Likewise.
10265 * ipa-inline.c: Likewise.
10266 * c-semantics.c: Likewise.
10267 * dwarf2out.c: Likewise.
10268 * expr.c: Likewise.
10269 * tree-ssa-loop-ivcanon.c: Likewise.
10270 * predict.c: Likewise.
10271 * tree-ssa-loop.c: Likewise.
10272 * tree-parloops.c: Likewise.
10273 * tree-ssa-address.c: Likewise.
10274 * tree-ssa-ifcombine.c: Likewise.
10275 * matrix-reorg.c: Likewise.
10276 * c-decl.c: Likewise.
10277 * tree-eh.c: Likewise.
10278 * c-pretty-print.c: Likewise.
10279 * lambda-trans.c: Likewise.
10280 * function.c: Likewise.
10281 * langhooks.c: Likewise.
10282 * ebitmap.h: Likewise.
10283 * tree-vectorizer.c: Likewise.
10284 * function.h: Likewise.
10285 * langhooks.h: Likewise.
10286 * tree-vectorizer.h: Likewise.
10287 * ipa-type-escape.c: Likewise.
10288 * ipa-type-escape.h: Likewise.
10289 * domwalk.c: Likewise.
10290 * tree-if-conv.c: Likewise.
10291 * profile.c: Likewise.
10292 * domwalk.h: Likewise.
10293 * tree-data-ref.c: Likewise.
10294 * tree-data-ref.h: Likewise.
10295 * tree-flow-inline.h: Likewise.
10296 * tree-affine.c: Likewise.
10297 * tree-vect-analyze.c: Likewise.
10298 * c-typeck.c: Likewise.
10299 * gimplify.c: Likewise.
10300 * coretypes.h: Likewise.
10301 * tree-ssa-phiopt.c: Likewise.
10302 * calls.c: Likewise.
10303 * tree-ssa-coalesce.c: Likewise.
10304 * tree.def: Likewise.
10305 * tree-dfa.c: Likewise.
10306 * except.c: Likewise.
10307 * except.h: Likewise.
10308 * cfgexpand.c: Likewise.
10309 * tree-cfgcleanup.c: Likewise.
10310 * tree-ssa-pre.c: Likewise.
10311 * tree-ssa-live.c: Likewise.
10312 * tree-sra.c: Likewise.
10313 * tree-ssa-live.h: Likewise.
10314 * tree-predcom.c: Likewise.
10315 * lambda.h: Likewise.
10316 * tree-mudflap.c: Likewise.
10317 * ipa-prop.c: Likewise.
10318 * print-tree.c: Likewise.
10319 * tree-ssa-copy.c: Likewise.
10320 * ipa-prop.h: Likewise.
10321 * tree-ssa-forwprop.c: Likewise.
10322 * ggc-page.c: Likewise.
10323 * c-omp.c: Likewise.
10324 * tree-ssa-dce.c: Likewise.
10325 * tree-vect-patterns.c: Likewise.
10326 * tree-ssa-ter.c: Likewise.
10327 * tree-nested.c: Likewise.
10328 * tree-ssa.c: Likewise.
10329 * lambda-code.c: Likewise.
10330 * tree-ssa-loop-prefetch.c: Likewise.
10331 * tree-inline.c: Likewise.
10332 * tree-inline.h: Likewise.
10333 * tree-iterator.c: Likewise.
10334 * tree-optimize.c: Likewise.
10335 * tree-ssa-phiprop.c: Likewise.
10336 * tree-vect-transform.c: Likewise.
10337 * tree-object-size.c: Likewise.
10338 * tree-outof-ssa.c: Likewise.
10339 * cfgloop.c: Likewise.
10340 * system.h: Likewise.
10341 * tree-profile.c: Likewise.
10342 * cfgloop.h: Likewise.
10343 * c-gimplify.c: Likewise.
10344 * c-common.c: Likewise.
10345 * tree-vect-generic.c: Likewise.
10346 * tree-flow.h: Likewise.
10347 * c-common.h: Likewise.
10348 * basic-block.h: Likewise.
10349 * tree-ssa-structalias.c: Likewise.
10350 * tree-switch-conversion.c: Likewise.
10351 * tree-ssa-structalias.h: Likewise.
10352 * tree-cfg.c: Likewise.
10353 * passes.c: Likewise.
10354 * ipa-struct-reorg.c: Likewise.
10355 * ipa-struct-reorg.h: Likewise.
10356 * tree-ssa-reassoc.c: Likewise.
10357 * cfgrtl.c: Likewise.
10358 * varpool.c: Likewise.
10359 * stmt.c: Likewise.
10360 * tree-ssanames.c: Likewise.
10361 * tree-ssa-threadedge.c: Likewise.
10362 * langhooks-def.h: Likewise.
10363 * tree-ssa-operands.c: Likewise.
10364 * config/alpha/alpha.c: Likewise.
10365 * config/frv/frv.c: Likewise.
10366 * config/s390/s390.c: Likewise.
10367 * config/m32c/m32c.c: Likewise.
10368 * config/m32c/m32c-protos.h: Likewise.
10369 * config/spu/spu.c: Likewise.
10370 * config/sparc/sparc.c: Likewise.
10371 * config/i386/i386.c: Likewise.
10372 * config/sh/sh.c: Likewise.
10373 * config/xtensa/xtensa.c: Likewise.
10374 * config/stormy16/stormy16.c: Likewise.
10375 * config/ia64/ia64.c: Likewise.
10376 * config/rs6000/rs6000.c: Likewise.
10377 * config/pa/pa.c: Likewise.
10378 * config/mips/mips.c: Likewise.
10380 2008-07-28 Simon Baldwin <simonb@google.com>
10382 * c-pragma.c (handle_pragma_message): New function.
10383 (init_pragma): Register handle_pragma_message.
10384 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10387 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10389 PR tree-optimization/35252
10390 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10391 REALPART_EXPR to be considered as same load operation.
10393 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10395 PR tree-optimization/36830
10396 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10397 (expressions_equal_p): Return false if only one operand is null.
10399 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10401 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10402 version requirements.
10404 2008-07-26 Olivier Hainque <hainque@adacore.com>
10406 * collect2.c (symkind): New enum. Symbol kinds we care about.
10407 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10408 code and head comment accordingly.
10409 (scan_prog_file): Use symkind names instead of bare integers.
10411 2008-07-25 Jan Hubicka <jh@suse.cz>
10413 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10415 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10416 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10417 * dojump.c (clear_pending_stack_adjust): Likewise.
10418 * print-tree.c (print_node): Ignore DECL_INLINE.
10419 * tree-inline.c (inlinable_function_p): Likewise.
10421 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10423 * doc/extend.texi (hot attribute): Document that the hot attribute
10424 turns on -O3 for some ports.
10425 (cold attribute): Document that the cold attribute turns on -Os
10428 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10429 reflect function specific option support.
10431 * target.h (struct target_option_hooks): Add fields to say whether
10432 the cold attribute implies -Os and the hot attribute implies -O3.
10434 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10435 By default, do not turn on -Os for cold functions.
10436 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10437 not turn on -O3 for hot functions.
10439 * c-common.c (handle_hot_attribute): Use target hook to determine
10440 if hot functions should enable -O3.
10441 (handle_cold_attribute): Use target hook to determine if cold
10442 functions should enable -Os.
10444 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10445 (override_options): Move disable scheduling to
10446 optimization_options.
10447 (optimization_options): Disable scheduling here, not
10449 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10450 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10452 * config/ia64/ia64.c (ia64_override_options): Move setting
10453 scheduling flags to ia64_optimization_options.
10454 (ia64_optimization_options): Disable scheduling options here, and
10455 not in ia64_override_options.
10456 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10457 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10459 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10462 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10464 2008-07-25 Martin Jambor <mjambor@suse.cz>
10466 PR tree-optimization/36926
10467 * ipa-prop.c (ipa_analyze_call_uses): Call
10468 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10470 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10472 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10473 movv2si_internal): Add mem = reg alternative.
10475 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10478 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10479 DEFAULT_PCC_STRUCT_RETURN to 127.
10481 2008-07-24 Jan Hubicka <jh@suse.cz>
10483 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10484 (build_cgraph_edges): Likewise.
10485 * cgraph.c (cgraph_node): Do not update assembler hash.
10486 (cgraph_remove_node): Drop non-unit-at-a-time code.
10487 * tree-pass.h (pass_O0_always_inline): Remove.
10488 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10489 * toplev.c (process_options): Flag unit-at-a-time does not imply
10490 no section anchors.
10491 * cgraphunit.c: Update comments.
10492 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10493 (cgraph_assemble_pending_functions): Remove.
10494 (cgraph_reset_node): Drop non-unit-at-a-time code.
10495 (cgraph_finalize_function): Likewise.
10496 (cgraph_analyze_function): Likewise.
10497 (cgraph_finalize_compilation_unit): Likewise.
10498 (cgraph_expand_function): Likewise.
10499 (cgraph_optimize): Likesise.
10500 (save_inline_function_body): Likewise.
10501 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10502 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10503 * ipa-inline.c: Update comments.
10504 (enum inlining_mode): remove INLINE_SPEED.
10505 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10506 (cgraph_mark_inline_edge): Likewise.
10507 (try_inline): Likewise.
10508 (cgraph_decide_inlining_incrementally): Likewise.
10509 (cgraph_gate_inlining): Remove.
10510 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10511 (cgraph_gate_early_inlining): Likewise.
10512 (gate_inline_passes): Remove.
10513 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10514 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10515 pass_O0_always_inline): Remove.
10516 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10517 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10518 * opts.c (no_unit_at_a_time_default): Remove.
10519 (decode_options): Remove flag_unit_at_a_time reset and warning.
10520 * opts.h (no_unit_at_a_time_default): Remove.
10521 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10522 early in GNU dialect.
10523 (merge_decls): Update comment; drop unit-at-a-time check.
10524 (finish_decl): Likewise.
10525 (grok_declaration): Remove flag_inline_trees code.
10526 (finish_functions): Return on function returning non-void on all
10528 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10529 * cfgexpand.c (expand_one_static_var): Remove.
10530 (expand_one_var): Remove expand_one_static_var call.
10531 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10532 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10533 and flag_unit_at_a-time compatibility checks.
10534 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10535 * tree-inline.c (flag_inline_trees): Remove.
10536 (inlinable_function_p): Don't check it.
10537 (expand_call_inline): Remove non-unit-at-a-time code.
10538 * tree-inline.h (flag_inline_trees): Remove.
10539 * tree-optimize.c (execute_early_local_optimizations): Remove
10540 unit-at-a-time checks.
10541 (tree_rest_of_compilation): Likewise.
10542 * combine.c (setup_incoming_promotions): Likewise.
10543 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10544 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10545 * passes.c (pass_inline_parameters): Update comments; remove
10546 O0_alwaysinline pass.
10547 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10548 (execute_one_pass): Likewise.
10549 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10550 (ix86_function_sseregparm): Likewise.
10551 * arm.c (arm_function_in_section_p): Likewise.
10552 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10553 * varpool.c: Update comments.
10554 (decide_is_variable_needed): Remove unit-at-a-time checks.
10555 (varpool_finalize_decl): Likewise.
10557 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10559 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10560 to 2 instead of -1.
10561 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10563 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10565 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10566 imp symbol extension.
10568 2008-07-23 Ian Lance Taylor <iant@google.com>
10570 * tree-vrp.c (infer_value_range): Ignore asm statements when
10571 looking for memory accesses for -fdelete-null-pointer-checks.
10573 2008-07-24 Ben Elliston <bje@au.ibm.com>
10575 * config/spu/spu-c.c (__vector_keyword): New variable.
10576 (vector_keyword): Likewise.
10577 (spu_categorize_keyword): New function.
10578 (spu_macro_to_expand): Likewise.
10579 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10580 compiling an ISO C dialect.
10582 2008-07-24 Ben Elliston <bje@au.ibm.com>
10584 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10585 conventional usage.
10587 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10589 * configure: Regenerate.
10590 * configure.ac: Require texinfo 4.7.
10591 * doc/install.texi: Document texinfo 4.7 requirement.
10593 2008-07-23 Martin Jambor <mjambor@suse.cz>
10595 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10596 rather than for DECL_SAVED_TREE.
10597 * ipa-prop.c: Include diagnostic.h.
10598 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10600 (ipa_detect_param_modifications): Function rewritten from scratch.
10601 (ipa_compute_jump_functions): Changed accesses to modification flags.
10602 (ipa_free_node_params_substructures): Update flags destruction.
10603 (ipa_node_duplication_hook): Update flags duplication.
10604 (ipa_print_all_params_modified): Updated flag access.
10605 * ipa-prop.h (struct ipa_param_flags): New structure.
10606 (struct ipa_node_params): New field modification_analysis_done,
10607 modified_flags changed into param_flags.
10608 (ipa_is_ith_param_modified): Changed to use new flags.
10609 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10611 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10612 ipa-cp.c and split into two functions.
10613 (ipa_print_node_jump_functions): New function.
10614 (compute_scalar_jump_functions): New function.
10615 (type_like_member_ptr_p): New function.
10616 (compute_pass_through_member_ptrs): New function.
10617 (fill_member_ptr_cst_jump_function): New function.
10618 (determine_cst_member_ptr): New function.
10619 (compute_cst_member_ptr_arguments): New function.
10620 (ipa_compute_jump_functions): Complete rewrite.
10621 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10622 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10623 (struct ipa_member_ptr_cst): New structure.
10624 (union jump_func_value): New field member_cst.
10625 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10626 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10627 jump function types.
10628 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10629 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10630 instead of ipcp_print_all_jump_functions.
10631 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10632 only for replacable scalars.
10634 * doc/invoke.texi (Optimize options): Add description of
10635 -findirect-inlining.
10636 * common.opt (flag_indirect_inlining): New flag.
10637 * opts.c (decode_options): Set flag_indirect_inlining when
10640 * ipa-inline.c: Include ipa-prop.h.
10641 (inline_indirect_intraprocedural_analysis): New function.
10642 (inline_generate_summary): Allocate parameter and argument info
10643 structures, call inline_indirect_intraprocedural_analysis on each
10644 node when doing indirect inlining and deallocate indirect inlining
10645 data structures in the end.
10646 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10647 (free_all_ipa_structures_after_iinln): New function.
10648 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10650 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10652 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10653 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10654 of computing the frequency separately.
10655 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10656 of computing the frequency separately.
10657 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10658 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10659 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10660 (ipa_get_stmt_member_ptr_load_param): New function.
10661 (ipa_is_ssa_with_stmt_def): New function.
10662 (ipa_note_param_call): New function.
10663 (ipa_analyze_call_uses): New function.
10664 (ipa_analyze_stmt_uses): New function.
10665 (ipa_analyze_params_uses): New function.
10666 (ipa_free_node_params_substructures): Also free the param_calls linked
10668 (ipa_node_duplication_hook): Also duplicate the param_calls
10670 (ipa_print_node_param_flags): New function.
10671 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10672 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10673 * ipa-prop.h (struct ipa_param_flags): New field called.
10674 (struct ipa_param_call_note): New structure.
10675 (struct ipa_node_params): New fields param_calls and
10676 uses_analysis_done.
10677 (ipa_is_ith_param_called): New function.
10678 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10679 ipa_analyze_params_uses and dump parameter flags.
10681 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10682 ipa_propagate_indirect_call_infos if performing indirect inlining,
10683 pass a new parameter new_edges to it.
10684 (add_new_edges_to_heap): New fucntion.
10685 (cgraph_decide_inlining_of_small_functions): New vector
10686 new_indirect_edges for newly found indirect edges , call
10687 ipa_propagate_indirect_call_infos after inlining.
10688 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10689 inlining if performing indirect inlining. Call
10690 free_all_ipa_structures_after_iinln when doing so too.
10691 (inline_generate_summary): Do not call
10692 free_all_ipa_structures_after_iinln here.
10693 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10694 (print_edge_addition_message): New function.
10695 (update_call_notes_after_inlining): New function.
10696 (propagate_info_to_inlined_callees): New function.
10697 (ipa_propagate_indirect_call_infos): New function.
10698 * ipa-prop.h: Include cgraph.h
10699 (struct ipa_param_call_note): Fields reordered, new field processed.
10700 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10701 flag indirect_call.
10702 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10703 rediscovered call statements.
10704 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10705 (dump_cgraph_node): Dump also the indirect_call flag.
10706 (cgraph_clone_edge): Copy also the indirect_call flag.
10707 * tree-inline.c (copy_bb): Do not check for fndecls from call
10708 expressions, check for edge availability when moving clones.
10709 (get_indirect_callee_fndecl): New function.
10710 (expand_call_inline): If callee declaration is not apprent from
10711 the statement, try calling get_indirect_callee_fndecl. Do not
10712 issue warnings or call sorry when not inlinings an indirect edge.
10713 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10715 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10716 bit more frandly to matching.
10717 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10718 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10719 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10721 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10724 * opth-gen.awk: Suppress function specific features when building
10726 * optc-gen.awk: Ditto.
10728 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10731 * diagnostic.c (pedwarn): Add opt parameter.
10733 * c-tree.h (pedwarn_init): Add opt parameter.
10734 (pedwarn_c90): Likewise.
10735 (pedwarn_c99): Likewise.
10736 * c-errors.c (pedwarn_c99): Likewise.
10737 (pedwarn_c90): Likewise.
10738 * toplev.h (pedwarn): Update declaration.
10739 (pedwarn0): Declare.
10740 * c-lex.c: All calls to pedwarn changed.
10741 * builtins.c: All calls to pedwarn changed.
10742 * toplev.c: All calls to pedwarn changed.
10743 * c-decl.c: All calls to pedwarn changed.
10744 * c-typeck.c: All calls to pedwarn changed.
10745 * c-common.c: All calls to pedwarn changed.
10746 * c-parser.c: All calls to pedwarn changed.
10748 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10749 Karthik Kumar <karthikkumar@gmail.com>
10751 * attribs.c (file scope): Include c-common.h.
10752 (decl_attributes): Add support for #pragma GCC optimize and
10753 #pragma GCC option.
10755 * targhooks.c (default_can_inline_p): New function that is the
10756 default for the TARGET_CAN_INLINE_P target hook.
10758 * targhooks.h (default_can_inline_p): Add declaration.
10760 * tree.c (cl_optimization_node): New static tree for building
10761 OPTIMIZATION_NODE tree.
10762 (cl_target_option_node): New static tree for building
10763 TARGET_OPTION_NODE tree.
10764 (cl_option_hash_table): New hash table for hashing
10765 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10766 (cl_option_hash_hash): New function to provide the hash value for
10767 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10768 (cl_option_hash_eq): New function to provide an equality test for
10769 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10770 (tree_code_size): Add support for OPTIMIZATION_NODE and
10771 TARGET_OPTION_NODE trees.
10772 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10773 TARGET_OPTION_NODE trees.
10774 (build_optimization_node): Build a tree that has all of the
10775 current optimization options.
10776 (build_target_option_node): Build a tree that has the target
10777 options that might be changed on a per function basis.
10779 * tree.h (file scope): Include options.h.
10780 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10781 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10782 (TREE_OPTIMIZATION): Ditto.
10783 (TREE_TARGET_SPECIFIC): Ditto.
10784 (struct tree_function_decl): Add fields for remembering the
10785 current optimization options and target specific options.
10786 (struct tree_optimization_option): New tree variant that remembers
10787 the optimization options.
10788 (struct tree_target_option): New tree variant that remembers the
10789 target specific flags that might change for compiling a particular
10791 (union tree_node): Include tree_optimization_option and
10792 tree_target_option fields.
10793 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10794 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10795 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10796 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10797 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10798 optimization and target options.
10799 (optimization_default_node): New macro to refer to global_trees
10801 (optimization_current_node): Ditto.
10802 (optimization_cold_node): Ditto.
10803 (optimization_hot_node): Ditto.
10804 (target_option_default_node): Ditto.
10805 (target_option_current_node): Ditto.
10806 (current_option_pragma): Ditto.
10807 (current_optimize_pragma): Ditto.
10809 * target.h (struct gcc_target): Add valid_option_attribute_p,
10810 target_option_save, target_option_restore, target_option_print,
10811 target_option_pragma_parse, and can_inline_p hooks.
10813 * toplev.h (parse_optimize_options): Add declaration.
10814 (fast_math_flags_struct_set_p): Ditto.
10816 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10817 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10820 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10821 tree_can_inline_p hook to see if one function can inline another.
10822 (cgraph_decide_inlining): Ditto.
10823 (cgraph_decide_inlining_incrementally): Ditto.
10825 * opts.c (decode_options): Add support for running multiple times
10826 to allow functions with different target or optimization options
10827 than was specified on the command line.
10828 (fast_math_flags_struct_set_p): New function that is similar to
10829 fast_math_flags_set_p, except it uses the values in the
10830 cl_optimization structure instead of global variables.
10832 * optc-gen.awk: Add support for TargetSave to allow a back end to
10833 declare new fields that need to be saved when using function
10834 specific options. Include flags.h and target.h in the options.c
10835 source. Add support for Save to indicate which options can be set
10836 for individual functions. Generate cl_optimize_save,
10837 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10838 cl_target_option_restore, cl_target_option_print functions to
10839 allow functions to use different optimization or target options.
10841 * opt-functions.awk (var_type_struct): Return the type used for
10842 storing the field in a structure.
10844 * opth-gen.awk: Add support for TargetSave to allow a back end to
10845 declare new fields that need to be saved when using function
10846 specific options. Add support for Save to indicate which options
10847 can be set for individual functions. Only generate one extern for
10848 Mask fields. Generate cl_optimization and cl_target_option
10849 structures to remember optimization and target options.
10851 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10852 collecting new tree nodes.
10853 (TS_TARGET_OPTION): Ditto.
10855 * c-decl.c (merge_decls): Merge function specific target and
10856 optimization options.
10858 * function.c (invoke_set_current_function_hook): If the function
10859 uses different optimization options, change the global variables
10862 * coretypes.h (struct cl_optimization): Add forward reference.
10863 (struct cl_target_option): Ditto.
10865 * c-pragma.c (option_stack): New static vector to remember the
10866 current #pragma GCC option stack.
10867 (handle_pragma_option): New function to support #pragma GCC option
10868 to change target options.
10869 (optimize_stack): New static vector to remember the current
10870 #pragma GCC optimize stack.
10871 (handle_pragma_optimize): New function to support #pragma GCC
10872 optimize to change optimization options.
10873 (init_pragma): Add support for #pragma GCC optimize and #pragma
10876 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10877 optimization options.
10878 (TARGET_OPTION_NODE): New tree code for remembering certain target
10881 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10882 TARGET_OPTION_NODE trees.
10884 * common.opt (-O): Add Optimization flag.
10886 (-fmath-errno): Ditto.
10887 (-falign-functions): Add UInteger flag to make sure flag gets full
10888 int in cl_optimization structure.
10889 (-falign-jumps): Ditto.
10890 (-falign-labels): Ditto.
10891 (-falign-loops): Ditto.
10892 (-fsched-stalled-insns): Ditto.
10893 (-fsched-stalled-insns-dep): Ditto.
10895 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10897 (TARGET_OPTION_SAVE): Ditto.
10898 (TARGET_OPTION_RESTORE): Ditto.
10899 (TARGET_OPTION_PRINT): Ditto.
10900 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10901 (TARGET_CAN_INLINE_P): Ditto.
10902 (TARGET_INITIALIZER): Add new hooks.
10904 * tree-inline.c (tree_can_inline_p): New function to determine
10905 whether one function can inline another. Check if the functions
10906 use compatible optimization options, and also call the backend
10909 * tree-inline.h (tree_can_inline_p): Add declaration.
10911 * c-common.c (c_common_attribute): Add support for option and
10912 optimize attributes.
10913 (handle_option_attribute): Add support for the option attribute to
10914 allow the user to specify different target options for compiling a
10916 (handle_optimize_attribute): Add support for the optimize
10917 attribute to allow the user to specify different optimization
10918 options for compiling a specific function.
10919 (handle_hot_attribute): Turn on -O3 optimization for this one
10920 function if it isn't the default optimization level.
10921 (handle_cold_attribute): Turn on -Os optimization for this one
10922 function if it insn't the default optimization.
10923 (const_char_p): New const char * typedef.
10924 (optimize_args): New static vector to remember the optimization
10926 (parse_optimize_options): New function to set up the optimization
10927 arguments from either the optimize attribute or #pragma GCC optimize.
10929 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10930 (builtin_define_std): Ditto.
10932 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10933 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10934 (x86_64-*-*): Ditto.
10936 * Makefile.in (TREE_H): Add options.h.
10937 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10939 * doc/extend.texi (option attribute): Document new attribute.
10940 (optimize attribute): Ditto.
10941 (hot attribute): Document hot attribute sets -O3.
10942 (cold attribute): Document cold attribute sets -Os.
10943 (#pragma GCC option): Document new pragma.
10944 (#pragma GCC optimize): Ditto.
10946 * doc/options.texi (TargetSave): Document TargetSave syntax.
10947 (UInteger): Document UInteger must be used for certain flags.
10948 (Save): Document Save option to create target specific options
10949 that can be saved/restored on a function specific context.
10951 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10952 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10954 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10955 (TARGET_OPTION_SAVE): Ditto.
10956 (TARGET_OPTION_RESTORE): Ditto.
10957 (TARGET_OPTION_PRINT): Ditto.
10958 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10959 (TARGET_CAN_INLINE_P): Ditto.
10961 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10963 (-mfpmath=both): Ditto.
10965 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10966 Karthik Kumar <karthikkumar@gmail.com>
10968 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10969 (TARGET_POPCNT): Ditto.
10970 (TARGET_SAHF): Ditto.
10971 (TARGET_AES): Ditto.
10972 (TARGET_PCLMUL): Ditto.
10973 (TARGET_CMPXCHG16B): Ditto.
10974 (TARGET_RECIP): Move switch into target_flags.
10975 (TARGET_FUSED_MADD): Ditto.
10976 (ix86_arch_features): Make an unsigned char type.
10977 (ix86_tune_features): Ditto.
10978 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10979 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10980 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10982 * config/i386/i386.opt (arch): New TargetSave field to define
10983 fields that need to be saved for function specific option support.
10986 (branch_cost): Ditto.
10987 (ix86_isa_flags_explicit): Ditto.
10988 (tune_defaulted): Ditto.
10989 (arch_specified): Ditto.
10990 (-m128-long-double): Add Save flag to save option for target
10991 specific option support.
10993 (-maccumulate-outgoing-args): Ditto.
10994 (-malign-double): Ditto.
10995 (-malign-stringops): Ditto.
10996 (-mfancy-math-387): Ditto.
10997 (-mhard-float): Ditto.
10998 (-mieee-fp): Ditto.
10999 (-minline-all-stringops): Ditto.
11000 (-minline-stringops-dynamically): Ditto.
11001 (-mms-bitfields): Ditto.
11002 (-mno-align-stringops): Ditto.
11003 (-mno-fancy-math-387): Ditto.
11004 (-mno-push-args): Ditto.
11005 (-mno-red-zone): Ditto.
11006 (-mpush-args): Ditto.
11007 (-mred-zone): Ditto.
11009 (-msseregparm): Ditto.
11010 (-mstack-arg-probe): Ditto.
11022 (-mno-sse4): Ditto.
11025 (-mrecip): Move flag into target_flags.
11027 (-mno-fused-madd): Ditto.
11028 (-mfused-madd): Ditto.
11029 (-mabm): Move flag into ix86_isa_flags.
11036 * config/i386/i386-c.c: New file for #pragma support.
11037 (ix86_target_macros_internal): New function to #define or #undef
11038 target macros based when the user uses the #pragma GCC option to
11039 change target options.
11040 (ix86_pragma_option_parse): New function to add #pragma GCC option
11042 (ix86_target_macros): Move defining the target macros here from
11043 TARGET_CPU_CPP_BUILTINS in i386.h.
11044 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11045 defined, initialize any subtarget #pragmas.
11047 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11048 REGISTER_TARGET_PRAGMAS.
11050 * config/i386/t-i386: New file for x86 dependencies.
11051 (i386.o): Make dependencies mirror the include files used.
11052 (i386-c.o): New file, add dependencies.
11054 * config/i386/i386-protos.h (override_options): Add bool argument.
11055 (ix86_valid_option_attribute_tree): Add declaration.
11056 (ix86_target_macros): Ditto.
11057 (ix86_register_macros): Ditto.
11059 * config/i386/i386.c (ix86_tune_features): Move initialization of
11060 the target masks to initial_ix86_tune_features to allow functions
11061 to have different target options. Make type unsigned char,
11062 instead of unsigned int.
11063 (initial_ix86_tune_features): New static vector to hold processor
11064 masks for the tune variables.
11065 (ix86_arch_features): Move initialization of the target masks to
11066 initial_ix86_arch_features to allow functions to have different
11067 target options. Make type unsigned char, instead of unsigned int.
11068 (initial_ix86_arch_features): New static vector to hold processor
11069 masks for the arch variables.
11070 (enum ix86_function_specific_strings): New enum to describe the
11071 string options used for attribute((option(...))).
11072 (ix86_target_string): New function to return a string that
11073 describes the target options.
11074 (ix86_debug_options): New function to print the current options in
11076 (ix86_function_specific_save): New function hook to save the
11077 function specific global variables in the cl_target_option structure.
11078 (ix86_function_specific_restore): New function hook to restore the
11079 function specific variables from the cl_target_option structure to
11080 the global variables.
11081 (ix86_function_specific_print): New function hook to print the
11082 target specific options in the cl_target_option structure.
11083 (ix86_valid_option_attribute_p): New function hook to validate
11084 attribute((option(...))) arguments.
11085 (ix86_valid_option_attribute_tree): New function that is common
11086 code between attribute((option(...))) and #pragma GCC option
11087 support that parses the options and returns a tree holding the options.
11088 (ix86_valid_option_attribute_inner_p): New helper function for
11089 ix86_valid_option_attribute_tree.
11090 (ix86_can_inline_p): New function hook to decide if one function
11091 can inline another on a target specific basis.
11092 (ix86_set_current_function); New function hook to switch target
11093 options if the user used attribute((option(...))) or #pragma GCC
11095 (ix86_tune_defaulted): Move to static file scope from
11097 (ix86_arch_specified): Ditto.
11098 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11100 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11101 (OPTION_MASK_ISA_ABM_SET): Ditto.
11102 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11103 (OPTION_MASK_ISA_CX16_SET): Ditto.
11104 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11105 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11106 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11107 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11108 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11109 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11110 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11111 (struct ptt): Move to static file scope from override_options.
11112 (processor_target_table): Ditto.
11113 (cpu_names): Ditto.
11114 (ix86_handle_option): Add support for options that are now isa options.
11115 (override_options): Add support for declaring functions that
11116 support different target options than were specified on the
11117 command line. Move struct ptt, processor_target_table, cpu_names,
11118 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11119 Add bool argument. Fix up error messages so the appropriate error
11120 is given for either command line or attribute.
11121 (ix86_previous_fndecl): New static to remember previous function
11122 declaration to see if we need to change target options.
11123 (ix86_builtins_isa): New array to record the ISA of each builtin
11125 (def_builtin): Always create the builtin function, even if the
11126 current ISA doesn't support it.
11127 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11128 tests for those builtins.
11129 (ix86_init_builtins): Remove TARGET_MMX test for calling
11130 ix86_init_mmx_sse_builtins.
11131 (ix86_expand_builtin): If the current ISA doesn't support a given
11132 builtin, signal an error.
11133 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11134 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11135 (TARGET_OPTION_SAVE): Ditto.
11136 (TARGET_OPTION_RESTORE): Ditto.
11137 (TARGET_OPTION_PRINT): Ditto.
11138 (TARGET_CAN_INLINE_P): Ditto.
11140 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11142 * c-typeck.c (build_external_ref): Don't call assemble_external.
11143 * final.c (output_operand): Call assemble_external.
11145 2008-07-21 DJ Delorie <dj@redhat.com>
11147 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11148 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11150 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11152 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11153 original insn and splitter contents into ...
11154 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11155 flag_unsafe_math_optimizations. Add dummy scratch register.
11156 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11157 !flag_unsafe_math_optimizations. Returns number with next
11158 highest magnitude if this is still less or equal to the true
11159 quotient in magnitude.
11161 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11163 * Makefile.in: Replace toplev.h with TOPLEV_H.
11164 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11165 * c-lex.c (fe_file_change): Don't set in_system_header.
11166 * c-parser.c (c_token): Remove in_system_header.
11167 (c_lex_one_token): Don't set in_system_header.
11168 (c_parser_set_source_position_from_token): Don't set in_system_header.
11169 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11172 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11173 * flags.h (in_system_header): Remove.
11174 * function.c (saved_in_system_header): Remove.
11175 (push_cfun): Don't set in_system_header.
11176 (pop_cfun): Don't set in_system_header.
11177 (push_struct_function): Don't set in_system_header.
11178 * input.h (expanded_location): Add sysp.
11179 (in_system_header_at): New.
11180 (in_system_header): New.
11181 * toplev.c (in_system_header): Remove.
11182 * toplev.h: Include input.h
11184 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11185 * tree-ssa.c (warn_uninit): Call warning_at.
11186 (warn_uninitialized_var): Update calls to warn_uninit.
11187 (warn_uninitialized_phi): Update calls to warn_uninit.
11188 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11189 (expand_location): Initialize xloc.sysp.
11190 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11191 (tree_decl_with_vis): Remove in_system_header_flag.
11193 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11196 * recog.c (asm_operand_ok): Change the order of the extra
11197 memory constraint checks.
11199 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11202 * tree-switch-conversion.c (build_one_array): Call
11203 varpool_mark_needed_node and varpool_finalize_decl
11204 instead of assemble_variable.
11206 2008-07-19 Jan Hubicka <jh@suse.cz>
11208 * cgraph.c (cgraph_add_new_function): Do early local passes.
11209 * tree-nrv.c (gate_pass_return_slot): New gate.
11210 (pass_nrv): Add the gate.
11211 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11213 (coalesce_ssa_name): Coalesce SSA names.
11214 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11215 not optimizing so unused user vars remains visible.
11216 * common.opt (flag_tree_ter): Always enable by default.
11217 * tree-ssa-ter.c: Include flags.h
11218 (is_replaceable_p): Check that locations match; when aliasing
11219 is missing be conservative about loads.
11220 * tree-optimize.c (gate_init_datastructures): Remove.
11221 (pass_init_datastructures): New.
11222 * passes.c: Reorder passes so we always go into SSA.
11224 2008-07-19 Jan Hubicka <jh@suse.cz>
11226 * doc/extend.texi (flatten attribute): Remove note about
11228 * doc/invoke.texi (--combine): Likewise.
11229 (-finline-functions-called-once): Update levels when enabled.
11230 (-funit-at-a-time): Document new behaviour.
11231 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11232 -fno-section-anchors when disabled explicitly.
11233 (inline params): They are not ignored now.
11234 (precompiled headers): Remove unit-at-a-time as being incompatible.
11235 * opts.c (decode_options): Handle unit-at-a-time as alias;
11236 imply -fno-section-anchors when toplevel reorder is disabled
11238 * common.opt (ftoplevel-reorder): Set default value to 2.
11239 (funit-at-a-time): Set default value to 1.
11240 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11243 2008-07-19 Jan Hubicka <jh@suse.cz>
11245 * builtins.c (expand_builtin_int_roundingfn,
11246 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11249 2008-07-19 Richard Guenther <rguenther@suse.de>
11252 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11253 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11254 * tree-ssa-pre.c (get_expr_value_id): For newly created
11255 constant value-ids make sure to add the expression to its
11258 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11260 PR middle-end/36877
11261 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11262 return value of the builtin is ignored.
11264 2008-07-19 Olivier Hainque <hainque@adacore.com>
11266 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11267 bits, a C conformant malloc implementation has to provide.
11268 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11270 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11274 * reload.c (find_reloads_subreg_address): Only reload address if
11275 reloaded == 0, not for reloaded != 1.
11278 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11279 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11280 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11281 m32c_legitimize_reload_address.
11283 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11284 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11285 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11287 2008-07-19 Olivier Hainque <hainque@adacore.com>
11289 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11290 argument, saying whether nested array are to be collapsed
11291 into a single array type DIE with multiple subscripts.
11292 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11293 issues, centralize the nested array types collapsing control and
11294 disable the transformation for Ada.
11296 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11299 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11301 (x86_64_shift_adj_2): New expander.
11302 (x86_64_shift_adj_3): Ditto.
11303 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11304 to split TImode operands.
11305 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11306 (ix86_split_lshr): Ditto.
11308 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11310 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11311 and __CHAR32_TYPE__.
11312 * c-typeck.c (digest_init): Support char16_t and char32_t.
11313 (set_nonincremental_init_from_string): Idem.
11315 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11317 PR middle-end/36859
11318 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11319 PREFERRED_STACK_BOUNDARY.
11320 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11322 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11324 PR middle-end/36858
11325 * function.c (locate_and_pad_parm): Cap boundary earlier.
11327 2008-07-17 Julian Brown <julian@codesourcery.com>
11329 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11330 no-op for targets which don't use DLLs.
11332 2008-07-17 Martin Jambor <mjambor@suse.cz>
11334 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11335 that nodes are relevant by examining the node->analyzed flag.
11336 (ipcp_init_stage): Check which nodes are relevant, assert that the
11337 relevant ones are also required.
11338 (ipcp_propagate_stage): Check on the side arrays are properly
11340 (ipcp_print_all_jump_functions): Make sure not to touch any node
11341 that is not analyzed or an edge that does not have a corresponding
11342 entry in the on-the-side vectors.
11343 (ipcp_function_scale_print): Likewise.
11344 (ipcp_update_callgraph): Check that the node is relevant.
11345 (ipcp_insert_stage): Check that the node is relevant. Check there is
11346 an info for every node and edge.
11347 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11348 (ipa_print_all_tree_maps): Likewise and a new variable info.
11349 (ipa_print_all_params_modified): Likewise.
11350 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11352 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11355 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11357 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11359 PR rtl-optimization/36753
11360 * fwprop.c (use_killed_between): Don't shortcut
11361 single-definition global registers.
11363 2008-07-16 Jan Hubicka <jh@suse.cz>
11365 * cgraph.h (varpool_empty_needed_queue): Declare.
11366 * cgraphunit.c (output_in_order): Mark all variables as needed;
11368 * varpool.c (varpool_assemble_node): Update debug queue.
11369 (varpool_assemble_pending_decls): Don't do it here.
11370 (varpool_empty_needed_queue): New function.
11372 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11374 * recog.c (peephole2_optimize): Fix formatting.
11376 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11378 * c-pch.c (get_ident): Avoid C++ keywords.
11379 * combine-stack-adj.c (single_set_for_csa): Likewise.
11380 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11381 output_asm_insn): Likewise.
11382 * reload.c (push_secondary_reload, find_reusable_reload,
11383 push_reload, combine_reloads, find_reloads,
11384 debug_reload_to_stream): Likewise.
11385 * reload.h (struct reload): Likewise.
11386 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11387 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11388 emit_output_reload_insns): Likewise.
11389 * targhooks.c (default_secondary_reload): Likewise.
11390 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11392 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11394 * recog.c (validate_change_1, validate_change,
11395 validate_unshare_change, validate_replace_rtx_1, struct
11396 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11398 * reload.c (push_secondary_reload, secondary_reload_class,
11399 scratch_reload_class, find_valid_class, find_reusable_reload,
11400 push_reload, find_dummy_reload, find_reloads_address_1,
11401 find_reloads_address_part, find_equiv_reg): Likewise.
11402 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11403 choose_reload_regs): Likewise.
11404 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11406 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11407 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11408 * sched-rgn.c (concat_INSN_LIST): Likewise.
11409 * stor-layout.c (mode_for_size, mode_for_size_tree,
11410 smallest_mode_for_size): Likewise.
11412 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11414 * cfg.c (dump_reg_info): Avoid C++ keywords.
11415 * dwarf2asm.c (dw2_force_const_mem,
11416 dw2_asm_output_encoded_addr_rtx): Likewise.
11417 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11418 * expmed.c (expand_shift): Likewise.
11419 * global.c (find_reg): Likewise.
11420 * graph.c (draw_edge): Likewise.
11421 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11422 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11423 widen_clz, widen_bswap, expand_parity, expand_unop,
11424 emit_cmp_and_jump_insn_1): Likewise.
11425 * postreload.c (reload_cse_simplify_operands): Likewise.
11426 * ra.h (add_neighbor): Likewise.
11427 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11428 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11429 record_reg_classes, copy_cost, record_address_regs,
11430 invalid_mode_change_p): Likewise.
11431 * regrename.c (regrename_optimize, scan_rtx_reg,
11432 dump_def_use_chain, find_oldest_value_reg,
11433 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11435 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11437 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11438 MASK_POWERPC64 for power4 in previous commit.
11440 2008-07-16 Olivier Hainque <hainque@adacore.com>
11442 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11443 instead of bare conversion to cast const-ness away.
11445 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11447 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11448 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11449 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11450 (TARGET_FUNCTION_VALUE): Define.
11452 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11454 * config/rs6000/rs6000.c (processor_target_table): Add
11455 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11457 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11460 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11461 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11462 m32c_legitimize_reload_address.
11464 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11466 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11467 DECL_IN_SYSTEM_HEADER in sync.
11469 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11471 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11472 * tree-ssa-pre.c (pre_expr_eq): Ditto
11473 (get_constant_for_value_id): Take a type as an argument.
11474 (fully_constant_expression): Pass in type.
11475 (find_or_generate_expression): Short circuit constant case.
11476 (create_expression_by_pieces): Remove special casing of
11478 (do_regular_insertion): Short circuit constant case.
11479 (do_partial_partial_insertion): Ditto.
11481 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11484 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11486 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11488 * config/xtensa/libgcc-xtensa.ver: New file.
11489 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11491 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11493 * df-problems.c (df_set_note): Avoid C++ keywords.
11494 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11495 * dse.c (record_store, remove_useless_values): Likewise.
11496 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11497 gen_reg_rtx_offset, operand_subword, change_address_1,
11498 change_address, adjust_address_1, offset_address,
11499 widen_memory_access, emit_copy_of_insn_after): Likewise.
11500 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11501 * fwprop.c (should_replace_address, propagate_rtx_1,
11502 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11504 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11505 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11506 * lcm.c (compute_insert_delete, pre_edge_lcm,
11507 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11508 * lower-subreg.c (resolve_reg_notes): Likewise.
11509 * mode-switching.c (optimize_mode_switching): Likewise.
11511 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11513 * bt-load.c (add_btr_def, migrate_btr_def,
11514 branch_target_load_optimize): Avoid C++ keywords.
11515 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11517 * combine.c (subst, simplify_set, make_extraction,
11518 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11519 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11520 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11522 2008-07-15 Richard Guenther <rguenther@suse.de>
11524 PR middle-end/36369
11525 * c-common.c (strict_aliasing_warning): Do not warn for
11526 TYPE_REF_CAN_ALIAS_ALL pointers.
11527 (c_common_get_alias_set): may_alias types are not special.
11528 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11529 attribute and set can_ref_all accordingly.
11530 (build_reference_type_for_mode): Likewise.
11531 * doc/extend.texi (may_alias): Clarify.
11533 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11536 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11537 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11539 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11542 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11543 gcc_assert, instead call output_operand_lossage.
11545 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11547 * builtins.c (std_canonical_va_list): Treat structure based
11550 2008-07-15 Ben Elliston <bje@au.ibm.com>
11552 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11554 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11556 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11559 2008-07-14 Jan Hubicka <jh@suse.cz>
11561 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11562 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11563 fix predicates and constraints.
11564 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11565 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11567 2008-07-14 Doug Kwan <dougkwan@google.com>
11569 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11570 additional option file arm/eabi.opt.
11571 * config/arm/eabi.h (File): New configuration file for EABI targets.
11572 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11573 SUBSUBTARGET_EXTRA_SPECS.
11574 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11575 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11576 from STARTFILE_SPEC so that it can be referenced in an override.
11577 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11578 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11579 can be referenced in an override.
11580 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11581 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11582 so that it can be referenced in an override.
11583 (LINK_SPEC): Use BPABI_LINK_SPEC.
11584 * config/arm/eabi.opt (File): New.
11586 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11588 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11589 (FIXED_VALUE_H): New variable.
11590 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11591 input.h, fixed-value.h.
11592 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11593 (BASIC_BLOCK_H): Use $(BITMAP_H).
11594 (FUNCTION_H): Add varray.h.
11595 (IPA_REFERENCE_H): Use $(BITMAP_H).
11596 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11597 (DF_H): Use $(BITMAP_H).
11598 (GGC_H): Add statistics.h.
11599 (INSN_ADDR_H): New.
11600 (INSN_ATTR_H): Use it.
11601 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11603 (SYMTAB_H): Add $(OBSTACK_H).
11604 (CPP_INTERNAL_H): New.
11605 (TREE_DUMP_H): Add tree-pass.h.
11606 (TREE_FLOW_H): Use $(BITMAP_H)
11607 (PRETTY_PRINT_H): Use $(INPUT_H).
11608 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11611 (many object files): Fix lots of header dependencies throughout.
11613 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11615 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11617 (s-gtyp-input): Use them to write tmp-gi.list.
11618 (echo_to_gi.list): Remove.
11620 2008-07-14 Richard Guenther <rguenther@suse.de>
11622 * tree-ssa-sccvn.c (pre_info): Remove.
11623 (switch_to_PRE_table): Likewise.
11624 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11625 (set_hashtable_value_ids): Do not create value-ids for the
11627 (run_scc_vn): Remove double test. Remove bogus special-case
11628 in value-number printing.
11629 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11630 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11632 * tree-flow-inline.h (get_value_handle): Remove.
11633 * tree-flow.h (get_value_handle): Remove.
11635 2008-07-14 Martin Jambor <mjambor@suse.cz>
11637 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11638 in which we generate arithmetics is not a subrange.
11640 2008-07-14 Martin Jambor <mjambor@suse.cz>
11642 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11644 2008-07-14 Richard Guenther <rguenther@suse.de>
11646 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11648 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11651 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11652 reload for symbol refs moved to r0 with -fPIC.
11653 (legitimize_pic_address): Use the target register as temporary
11655 (emit_symbolic_move): Adjust comment.
11656 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11659 2008-07-14 Ben Elliston <bje@au.ibm.com>
11661 * c-common.h (C_CPP_HASHNODE): New macro.
11662 * coretypes.h (struct cpp_token): Forward declare.
11663 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11664 the context-sensitive keyword method.
11665 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11666 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11667 expand_bool_pixel): New.
11668 (altivec_categorize_keyword): New function.
11669 (init_vector_keywords): New function.
11670 (rs6000_macro_to_expand): Likewise.
11671 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11672 compiling an ISO C dialect.
11674 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11676 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11677 (create_expression_by_pieces): Fix typo.
11678 (do_regular_insertion): Use debug counter here too.
11680 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11683 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11684 CONST_OK_FOR_LETTER_P. All port-local users changed.
11685 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11686 implement Kp matching power-of-two.
11687 (CONSTRAINT_LEN): Define to match.
11688 * config/cris/cris.md: Replace all use of constraint K with Kc.
11689 ("*btst*): Use Kp for operand 0 of last alternative.
11691 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11694 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11697 2008-07-13 Jan Hubicka <jh@suse.cz>
11699 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11702 2008-07-13 Richard Guenther <rguenther@suse.de>
11704 PR middle-end/36811
11705 * langhooks.c (lhd_print_error_function): Deal with recursive
11708 2008-07-12 Jan Hubicka <jh@suse.cz>
11710 * cgraph.c (assembler_name_hash): New static var.
11711 (hash_node_by_assembler_name, eq_assembler_name): New.
11712 (cgraph_node_for_asm): Use hashtable.
11713 (cgraph_remove_node): Maintain hashtable.
11714 (change_decl_assembler_name): Sanity check that names are not changing
11715 after aliasing was processed.
11716 * cgraph.h (varpoon_node): Add next GGC marker.
11717 * tree.c (decl_assembler_name_equal): Constify.
11718 (decl_assembler_name_hash): New.
11719 * tree.h (decl_assembler_name_equal): Constify.
11720 (decl_assembler_name_hash): Update.
11722 2008-07-12 David Daney <ddaney@avtrex.com>
11724 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11725 sb1 and r5000 cpus.
11727 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11729 * doc/md.texi: Document the MIPS "v" constraint.
11730 * config/mips/mips.h (reg_class): Revert last change.
11731 (REG_CLASS_NAMES): Likewise.
11732 (REG_CLASS_CONTENTS): Likewise.
11733 * config/mips/mips.c (mips_regno_to_class): Likewise.
11734 * config/mips/constraints.md (v): Likewise, but add documentation.
11735 Add a comment to say that this constraint should not be used in
11738 2008-07-11 DJ Delorie <dj@redhat.com>
11740 * config/h8300/h8300.md (length): Fix branch offset limit.
11742 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11744 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11745 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11746 (avr_hard_regno_scratch_ok): New function.
11747 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11748 * config/avr/avr.md (all peepholes that request a scratch register):
11749 Remove avr_peep2_scratch_safe use.
11751 2008-07-11 Tom Tromey <tromey@redhat.com>
11752 Ian Lance Taylor <iant@google.com>
11754 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11755 (struct c_common_resword): Define.
11756 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11757 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11758 (c_common_reswords, num_c_common_reswords): Declare.
11759 * c-common.c (c_common_reswords): New global const array.
11760 (num_c_common_reswords): New const int.
11761 * c-parser.c (struct resword, reswords): Don't define.
11762 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11763 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11764 than reswords. If warning about C++ keywords, give them a special
11766 (c_lex_one_token): Warn about C++ keywords. Call
11767 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11768 (c_parser_external_declaration): Look for RID_xxx rather than
11769 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11770 (c_parser_statement_after_labels): Likewise.
11771 (c_parser_objc_class_instance_variables): Likewise.
11772 (c_parser_objc_class_declaration): Likewise.
11773 (c_parser_objc_try_catch_statement): Likewise.
11774 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11775 (declspecs_add_type): Likewise.
11777 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11779 * ggc-page.c (alloc_page):
11780 Substituting xmalloc, xcalloc with
11781 XNEWVEC and XCNEWVAR macros which add the
11784 2008-07-11 Richard Guenther <rguenther@suse.de>
11786 PR tree-optimization/36765
11787 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11788 aliases from HEAP vars to SMTs.
11790 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11792 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11793 * configure.ac (loose_warn): Move -Wc++-compat from here...
11794 (strict_warn): ...to here.
11795 * configure: Regenerate.
11797 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11799 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11800 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11801 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11802 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11803 excluding more specific h8300-*-* and sh-*-* targets.
11805 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11807 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11808 (eliminate): Ditto.
11809 (execute_pre): Call loop_optimizer_finalize in early exit.
11811 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11813 PR middle-end/36790
11814 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11815 uids in the bitmap, not just VAR_DECL uids.
11817 PR rtl-optimization/36419
11818 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11819 (combine_stack_adjustments_for_block): Call it if needed. Delete
11821 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11822 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11823 prologue sp adjustment.
11825 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11828 * opts.c (print_ignored_options): Report postponed diagnostics for
11829 unknown -Wno-* options as warnings, not errors.
11830 (postpone_unknown_option_error): Renamed to...
11831 (postpone_unknown_option_warning): ... this.
11833 2008-07-09 Doug Kwan <dougkwan@google.com>
11836 2008-07-08 Doug Kwan <dougkwan@google.com>
11838 * config/arm/arm.opt (mandroid): New option.
11839 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11840 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11842 (CC1PLUS_SPEC): Same.
11844 (STARTFILE_SPEC): Same.
11845 (ENDFILE_SPEC): Same.
11846 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11849 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11852 * config/mips/mips.h (reg_class): Remove V1_REG.
11853 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11854 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11855 instead of V1_REGS.
11856 (mips_get_tp): New function.
11857 (mips_legitimize_tls_address): Use it.
11858 * config/mips/constraints.md (v): Delete.
11859 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11860 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11861 After reload, split into a move and ...
11862 (*tls_get_tp_<mode>_split): ...this new instruction.
11864 2008-07-09 David Daney <ddaney@avtrex.com>
11866 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11868 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11870 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11871 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11873 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11874 htab_delete should be called. Don't free c.
11875 (lookup_tmp_var): Create temp_htab lazily.
11876 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11877 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11879 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11880 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11881 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11882 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11883 * tree-sra.c (generate_element_init): Likewise.
11884 * tree-mudflap.c (execute_mudflap_function_ops,
11885 execute_mudflap_function_decls): Likewise.
11886 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11887 * tree-gimple.h (struct gimplify_ctx): New type.
11888 (push_gimplify_context): Adjust prototype.
11890 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11892 * tree-ssa-pre.c (phi_translate_1): Update placement of
11893 add_to_value calls.
11895 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11897 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11898 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11899 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11900 * targhooks.c (default_hard_regno_scratch_ok): New function.
11901 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11902 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11903 * recog.c: Include "target.h".
11904 (peep2_find_free_register): Add check for global regs. Add target
11906 * Makefile.in (recog.o): Depend on target.h.
11908 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11910 * config/sh/sh.c (sh_canonical_va_list_type): New.
11911 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11913 2008-07-09 Raksit Ashok <raksit@google.com>
11915 * doc/invoke.texi (Option Summary): Mention new option
11916 -Wdisallowed-function-list=...
11917 (Warning Options): Document -Wdisallowed-function-list=...
11918 * common.opt (Wdisallowed-function-list=): New flag.
11919 * flags.h (warn_disallowed_functions): External definition of new
11920 boolean warning flag.
11921 (warn_if_disallowed_function_p): Declare new function.
11922 * opts.c (warning_disallowed_functions): New static variable.
11923 (warn_disallowed_functions): New boolean warning flag.
11924 (warn_if_disallowed_function_p): New function.
11925 (add_comma_separated_to_vector): Rename
11926 add_instrument_functions_exclude_list to this.
11927 (common_handle_option): Handle new option. Rename calls to
11928 add_instrument_functions_exclude_list into calls to
11929 add_comma_separated_to_vector.
11930 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11931 based on flag warn_disallowed_functions.
11933 2008-07-09 Christian Bruel <christian.bruel@st.com>
11935 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11936 instead of get_attr_length.
11938 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11940 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11942 * genemit.c (gen_insn): Likewise.
11943 * gengtype.c (note_def_vec): Likewise.
11944 * gengtype.h (note_def_vec): Likewise.
11945 * genoutput.c (struct data, output_insn_data, process_template,
11946 gen_expand, gen_split, note_constraint): Likewise.
11947 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11948 make_insn_sequence): Likewise.
11949 * gensupport.c (record_insn_name): Likewise.
11951 2008-07-08 Doug Kwan <dougkwan@google.com>
11953 * config/arm/arm.opt (mandroid): New option.
11954 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11955 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11957 (CC1PLUS_SPEC): Same.
11959 (STARTFILE_SPEC): Same.
11960 (ENDFILE_SPEC): Same.
11961 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11964 2008-07-08 Raksit Ashok <raksit@google.com>
11966 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11967 (set_storage_via_setmem): Fix expected_align parameter.
11968 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11969 missing from the list.
11970 * doc/md.texi (movmem): Explicitly state that expected alignment is
11971 to be expressed in bytes.
11972 (setmem): Explicitly state that expected alignment is to be expressed
11975 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11977 * reload.c (find_reloads_subreg_address): Do not require validity
11978 of address in original mode before reloading address.
11980 2008-07-07 Tianwei Sheng <tianweis@google.com>
11982 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11983 bounds array access.
11985 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11987 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11989 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11991 Fix PR tree-optimization/23455
11992 Fix PR tree-optimization/35286
11993 Fix PR tree-optimization/35287
11994 * Makefile.in (OBJS-common): Remove tree-vn.o.
11995 (tree-vn.o): Remove.
11996 * dbgcnt.def: Add treepre_insert debug counter.
11997 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11998 (debug_value_expressions): Ditto.
11999 (print_value_expressions): Ditto.
12000 * tree-pretty-print.c (dump_generic_node): Updated for
12001 VALUE_HANDLE removal.
12002 * tree-ssa-dom.c (record_equality): Ditto.
12003 (cprop_operand): Ditto.
12004 (lookup_avail_expr): Ditto.
12005 * tree-ssa-threadedge.c
12006 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12007 (simplify_control_stmt_condition): Ditto.
12008 * tree.c (tree_code_size): Ditto.
12009 (tree_node_structure): Ditto.
12010 (iterative_hash_expr): Ditto.
12012 * tree.h (VALUE_HANDLE_ID): Ditto.
12013 (VALUE_HANDLE_EXPR_SET): Ditto.
12014 (struct tree_value_handle): Ditto.
12015 (union tree_node): Ditto.
12016 * treestruct.def: Ditto.
12017 * tree-vn.c: Removed.
12018 * tree-ssa-pre.c: Rewritten entirely.
12019 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12020 (constant_value_ids): Ditto.
12021 (vn_nary_op_t): Moved to header.
12023 (vn_reference_op_t): Ditto
12024 (vn_reference_t): Ditto.
12025 (next_value_id): New variable.
12026 (VN_INFO): Add an assert.
12027 (vn_constant_eq): New function.
12028 (vn_constant_hash): Ditto.
12029 (get_or_alloc_constant_value_id): Ditto.
12030 (value_id_constant_p): Ditto.
12031 (vn_reference_compute_hash): De-staticify.
12032 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12033 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12034 (valueize_refs): Update opcode if it changes from ssa name to constant.
12035 (vn_reference_lookup_1): Add new argument.
12036 (vn_reference_lookup): Ditto.
12037 (vn_reference_lookup_pieces): New function.
12038 (vn_reference_insert): Add return type. Modify to deal with value ids.
12039 (vn_reference_insert_pieces): New function.
12040 (vn_nary_op_compute_hash): De-staticify.
12041 (vn_nary_op_eq): Ditto.
12042 (vn_nary_op_lookup_pieces): New function.
12043 (vn_nary_op_lookup): Add new argument.
12044 (vn_nary_op_insert_pieces): New function.
12045 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12046 (vn_phi_insert): Ditto.
12047 (visit_unary_op): Update for callee changes.
12048 (visit_binary_op): Ditto.
12049 (visit_reference_op_load): Ditto.
12050 (visit_reference_op_store): Ditto.
12051 (init_scc_vn): Init next_value_id, constant_to_value_id and
12052 constant_value_ids.
12053 (free_scc_vn): Free them.
12054 (set_hashtable_value_ids): New function.
12055 (run_scc_vn): Use it.
12056 (get_max_value_id): New function.
12057 (get_next_value_id): Ditto.
12058 (expressions_equal_p): Moved from tree-vn.c
12059 (sort_vuses): Ditto.
12060 (sort_vuses_heap): Ditto.
12061 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12063 * tree.c (iterative_hash_hashval_t): Made non-static
12064 * tree.h (iterative_hash_hashval_t): Declare it.
12066 2008-07-08 Martin Jambor <mjambor@suse.cz>
12068 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12069 instead of ipa_create_node_params.
12070 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12071 ipa_check_create_edge_args, free them with
12072 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12074 * ipa-prop.c: Include flags.h and tree-inline.h.
12075 (ipa_node_params_vector): New variable.
12076 (ipa_edge_args_vector): New variable.
12077 (edge_removal_hook_holder): New variable.
12078 (node_removal_hook_holder): New variable.
12079 (edge_duplication_hook_holder): New variable.
12080 (node_duplication_hook_holder): New variable.
12081 (ipa_detect_param_modifications): Check for presence of modified flags.
12082 (ipa_compute_jump_functions): Check for presence of jump functions.
12083 (ipa_free_edge_args_substructures): New function.
12084 (ipa_create_node_params): Removed.
12085 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12086 (ipa_free_node_params_substructures): New function.
12087 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12089 (ipa_edge_removal_hook): New function.
12090 (ipa_node_removal_hook): New function.
12091 (duplicate_array): New function.
12092 (ipa_edge_duplication_hook): New function.
12093 (ipa_node_duplication_hook): New function.
12094 (ipa_register_cgraph_hooks): New function.
12095 (ipa_unregister_cgraph_hooks): New function.
12096 (free_all_ipa_structures_after_ipa_cp): New function.
12098 * ipa-prop.h: Include vec.h.
12099 (ipa_node_params_t): New typedef with vector types for it.
12100 (ipa_edge_args_t): New typedef with vector types for it.
12101 (IPA_NODE_REF): Changed to access an on-the-side vector.
12102 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12103 (ipa_check_create_node_params): New function.
12104 (ipa_check_create_edge_args): New function.
12106 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12109 2008-07-07 Tom Tromey <tromey@redhat.com>
12111 * configure, config.in: Rebuilt.
12112 * configure.ac: Don't check for scandir or alphasort.
12114 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12116 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12117 types immediately after creating them.
12119 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12121 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12123 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12125 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12126 dump_constraint_graph.
12127 (dump_constraint_edge): New function.
12128 (dump_constraint_graph): New function.
12129 (debug_constraint_graph): New function.
12130 (dump_constraint): Removed useless comparison.
12131 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12132 (dump_constraint_graph): Declare.
12133 (debug_constraint_graph): Declare.
12134 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12136 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12138 * config/i386/i386.c (is_va_list_char_pointer): New.
12139 (ix86_va_start): Replace compare with ms_va_list_type_node
12140 by is_va_list_char_pointer.
12141 (ix86_gimplify_va_arg): Likewise.
12143 2008-07-07 Martin Jambor <mjambor@suse.cz>
12145 * cgraph.c (cgraph_edge_max_uid): New variable.
12146 (struct cgraph_edge_hook_list): New type.
12147 (struct cgraph_node_hook_list): New type.
12148 (struct cgraph_2edge_hook_list): New type.
12149 (struct cgraph_2node_hook_list): New type.
12150 (first_cgraph_edge_removal_hook): New variable.
12151 (first_cgraph_node_removal_hook): New variable.
12152 (first_cgraph_edge_duplicated_hook): New variable.
12153 (first_cgraph_node_duplicated_hook): New variable.
12154 (cgraph_add_edge_removal_hook): New function.
12155 (cgraph_remove_edge_removal_hook): New function.
12156 (cgraph_call_edge_removal_hooks): New function.
12157 (cgraph_add_node_removal_hook): New function.
12158 (cgraph_remove_node_removal_hook): New function.
12159 (cgraph_call_node_removal_hooks): New function.
12160 (cgraph_add_edge_duplication_hook): New function.
12161 (cgraph_remove_edge_duplication_hook): New function.
12162 (cgraph_call_edge_duplication_hooks): New function.
12163 (cgraph_add_node_duplication_hook): New function.
12164 (cgraph_remove_node_duplication_hook): New function.
12165 (cgraph_call_node_duplication_hooks): New function.
12166 (cgraph_create_edge): Assign to edge uid.
12167 (cgraph_remove_edge): Call edge removal hooks.
12168 (cgraph_node_remove_callees): Call edge removal hooks.
12169 (cgraph_node_remove_callers): Call edge removal hooks.
12170 (cgraph_remove_node): Call node removal hooks.
12171 (cgraph_clone_edge): Call edge duplication hooks.
12172 (cgraph_clone_node): Call node duplication hooks.
12174 * cgraph.h (cgraph_edge): New field uid.
12175 (cgraph_edge_hook): New type.
12176 (cgraph_node_hook): New type.
12177 (cgraph_2edge_hook): New type.
12178 (cgraph_2node_hook): New type.
12180 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12182 * config.in: Regenerate.
12184 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12186 * gcc.c (print_sysroot): New.
12187 (option_map, display_help, process_command): Handle the
12188 -print-sysroot option.
12189 (main): Print the sysroot if requested.
12190 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12192 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12195 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12197 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12199 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12200 (assign_parm_setup_block_p): Also check mode of entry_parm.
12202 2008-07-07 Richard Guenther <rguenther@suse.de>
12204 * tree-ssa-structalias.h (set_used_smts): Remove.
12205 * tree-ssa-structalias.c (used_smts): Likewise.
12206 (set_used_smts): Likewise.
12207 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12208 call to set_used_smts.
12210 2008-07-07 Richard Guenther <rguenther@suse.de>
12212 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12213 (new_var_info): Set it to false.
12214 (solution_set_add): Correctly handle pointers outside a var and
12216 (type_safe): Treat variables with is_full_var properly.
12217 (do_sd_constraint): Likewise.
12218 (do_ds_constraint): Likewise.
12219 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12220 (get_constraint_for_ptr_offset): New function.
12221 (get_constraint_for_component_ref): For addresses at least include
12222 the last field of the variable. Handle is_full_vars properly.
12223 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12224 (handle_ptr_arith): Remove.
12225 (find_func_aliases): Simplify assignment handling.
12226 (create_function_info_for): For parameter and result varinfos set
12228 (create_variable_info_for): Set is_full_var flag whenever we
12229 just created a single varinfo for a decl.
12230 (init_alias_vars): Initialize use_field_sensitive from
12231 max-fields-for-field-sensitive parameter.
12233 2008-07-07 Richard Guenther <rguenther@suse.de>
12235 PR tree-optimization/36713
12236 * tree-flow-inline.h (is_call_used): New function.
12237 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12238 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12239 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12241 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12243 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12245 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12247 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12249 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12250 Nathan Sidwell <nathan@codesourcery.com>
12252 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12253 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12255 * config/m68k/t-linux: New.
12256 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12259 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12261 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12262 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12265 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12267 * gcc.c (execute): Fix -Wc++-compat warning.
12269 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12272 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12273 constant for little endian.
12275 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12277 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12278 mips_base_mips16 instead of TARGET_MIPS16.
12279 (mips_base_mips16): Declare.
12280 * config/mips/mips.c (mips_base_mips16): Make global.
12281 (was_mips16_p): Remove GTY marker.
12282 (was_mips16_pch_p): New variable.
12283 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12284 (mips_override_options): Force to non-MIPS16 mode initially.
12285 Do not complain about MIPS16 PIC incompatibilities here.
12286 Only allow -mgpopt if -mexplicit-relocs is in force for
12289 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12291 * configure.ac: Check for caddr_t, define to char * if not defined.
12292 * configure: Regenerate.
12293 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12294 (mmap_gt_pch_use_address): Likewise.
12295 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12297 2008-07-06 Richard Guenther <rguenther@suse.de>
12299 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12300 (new_var_info): Deal with it.
12301 (solution_set_add): Likewise.
12302 (bitpos_of_field): Make signed, fix.
12303 (struct fieldoff): Remove type and decl fields. Make size field
12304 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12306 (fieldoff_compare): Deal with it.
12307 (push_fields_onto_fieldstack): Remove has_union argument, glob
12308 adjacent non-pointer fields together.
12309 (create_function_info_for): Do not set has_union.
12310 (create_variable_info_for): Simplify.
12312 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12314 * config.gcc (extra_headers): Add cross-stdarg.h for target
12315 x86_64-*-* and i?86-*-*.
12316 * config/i386/cross-stdarg.h: New.
12317 * builtins.c (std_fn_abi_va_list): New.
12318 (std_canonical_va_list_type): New.
12319 (stabilize_va_list): Replace va_list_type_node use by
12320 mtarget.canonical_va_list_type.
12321 (gimplify_va_arg_expr): Likewise.
12322 (expand_builtin_va_copy): Replace va_list_type_node use by
12323 mtarget.fn_abi_va_list.
12324 * tree-sra.c (is_va_list_type): New helper.
12325 (decl_can_be_decomposed_p): Replace
12326 va_list_type_node use by is_va_list_type.
12327 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12328 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12329 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12330 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12331 (ix86_enum_va_list): New.
12332 * config/i386/i386.c (sysv_va_list_type_node): New.
12333 (ms_va_list_type_node): New.
12334 (ix86_function_type_abi): Remove sorry.
12335 (ix86_build_builtin_va_list_abi): New.
12336 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12337 for 64-bit targets.
12338 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12339 (ix86_init_builtins_va_builtins_abi): New.
12340 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12341 for 64-bit targets.
12342 (ix86_handle_abi_attribute): New.
12343 (attribute_spec): Add sysv_abi and ms_abi.
12344 (ix86_fn_abi_va_list): New.
12345 (ix86_canonical_va_list_type): New.
12346 (ix86_enum_va_list): New.
12347 (TARGET_FN_ABI_VA_LIST): New.
12348 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12349 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12350 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12351 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12352 (TARGET_ENUM_VA_LIST): New.
12353 * expr.h (std_fn_abi_va_list): New.
12354 (std_canonical_va_list_type): New.
12355 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12356 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12357 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12358 TARGET_CANONICAL_VA_LIST_TYPE.
12359 * target.h (struct gcc_target): Add fn_abi_va_list hook
12360 and canonical_va_list_type hook.
12362 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12364 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12365 integral and pointer types.
12367 2008-07-04 Roger Sayle <roger@eyesopen.com>
12369 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12370 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12372 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12375 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12377 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12379 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12380 build_gimple_modify_stmt.
12381 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12382 gimple operand. Use fold_build* instead of build*.
12384 2008-07-04 Richard Guenther <rguenther@suse.de>
12386 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12387 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12388 properly to compute the reachability set if we do field-sensitive PTA.
12389 * invoke.texi (max-fields-for-field-sensitive): Document default.
12390 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12391 100 for optimize >= 2.
12393 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12395 * ggc-zone.c (lookup_page_table_if_allocated,
12396 set_page_table_entry, zone_find_object_size, alloc_small_page,
12397 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12398 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12399 -Wc++-compat and/or -Wcast-qual warnings.
12401 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12404 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12405 pic_offset_table_rtx to be marked as used here.
12406 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12407 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12408 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12409 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12410 !TARGET_SECURE_PLT.
12412 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12414 * alloc-pool.c (hash_descriptor, eq_descriptor,
12415 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12416 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12418 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12419 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12420 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12421 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12424 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12426 * tree-flow.h (loop_only_exit_p): Declare.
12427 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12428 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12429 the number of iterations if it is constant. Otherwise, if this is the
12430 only possible exit of the loop, use the conservative estimate on the
12431 number of iterations of the entire loop if available.
12433 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12435 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12436 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12437 Add synchronization functions.
12438 * config/sync.c: New file.
12439 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12440 (LIBGCC_SYNC_CFLAGS): Likewise.
12442 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12445 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12446 (*pushtf_sse): New insn pattern.
12447 (pushtf splitters): New splitters.
12449 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12451 PR middle-end/35736
12452 * predict.c (build_predict_expr): Use void_type_node for the tree
12453 type, instead of NULL_TREE.
12455 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12457 * config/i386/i386.c (contains_aligned_value_p): Return true
12459 (ix86_data_alignment): Align TCmode to 128bits.
12460 (ix86_local_alignment): Likewise.
12462 2008-07-03 Andrew Haley <aph@redhat.com>
12465 * vec.h (VEC_TA): New.
12466 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12467 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12468 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12469 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12470 (C_COMMON_FIXED_TYPES): Remove first arg.
12471 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12472 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12473 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12474 not to use empty macro arguments.
12476 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12478 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12479 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12480 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12481 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12482 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12483 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12484 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12485 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12486 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12487 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12488 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12489 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12490 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12491 config/rs6000/e500crtres64gpr.asm,
12492 config/rs6000/e500crtres64gprctr.asm,
12493 config/rs6000/e500crtrest32gpr.asm,
12494 config/rs6000/e500crtrest64gpr.asm,
12495 config/rs6000/e500crtresx32gpr.asm,
12496 config/rs6000/e500crtresx64gpr.asm,
12497 config/rs6000/e500crtsav32gpr.asm,
12498 config/rs6000/e500crtsav64gpr.asm,
12499 config/rs6000/e500crtsav64gprctr.asm,
12500 config/rs6000/e500crtsavg32gpr.asm,
12501 config/rs6000/e500crtsavg64gpr.asm,
12502 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12503 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12504 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12505 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12506 config/sparc/sol2-cn.asm: Remove .file directives.
12508 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12510 * resource.c (mark_referenced_resources): Look inside
12511 UNSPEC_VOLATILEs and ASM_INPUTs.
12513 2008-07-02 Ian Lance Taylor <iant@google.com>
12515 * rtlanal.c (add_reg_note): New function.
12516 * rtl.h (add_reg_note): Declare.
12517 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12518 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12519 * builtins.c (expand_builtin_longjmp): Likewise.
12520 (expand_builtin_nonlocal_goto): Likewise.
12521 * calls.c (emit_call_1, expand_call): Likewise.
12522 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12523 * cfglayout.c (fixup_reorder_chain): Likewise.
12524 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12525 (commit_one_edge_insertion): Likewise.
12526 * combine.c (move_deaths, distribute_notes): Likewise.
12527 * df-problems.c (df_set_note): Likewise.
12528 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12529 (set_unique_reg_note): Likewise.
12530 (emit_copy_of_insn_after): Likewise.
12531 * expr.c (expand_expr_real): Likewise.
12532 * gcse.c (add_label_notes): Likewise.
12533 * haifa-sched.c (create_check_block_twin): Likewise.
12534 * jump.c (mark_jump_label_1): Likewise.
12535 * loop-doloop.c (add_test, doloop_modify): Likewise.
12536 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12537 * lower-subreg.c (move_eh_region_note): Likewise.
12538 * optabs.c (emit_libcall_block): Likewise.
12539 * predict.c (predict_insn): Likewise.
12540 (combine_predictions_for_insn): Likewise.
12541 * recog.c (peephole2_optimize): Likewise.
12542 * regmove.c (try_auto_increment): Likewise.
12543 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12544 * reload.c (find_reloads): Likewise.
12545 * reload1.c (fixup_eh_region_note): Likewise.
12546 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12547 * reorg.c (delete_prior_computation): Likewise.
12548 (delete_computation, dbr_schedule): Likewise.
12549 * config/pa/pa.c (legitimize_pic_address): Likewise.
12550 * config/sh/sh.c (sh_reorg): Likewise.
12552 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12555 * config/libgcc-glibc.ver: Add %exclude.
12556 * config/m32r/libgcc-glibc.ver: Likwise.
12557 * config/s390/libgcc-glibc.ver: Likwise.
12558 * config/sh/libgcc-glibc.ver: Likwise.
12559 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12561 * config/i386/libgcc-glibc.ver: New.
12563 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12565 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12567 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12568 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12569 i[34567]86-*-linux*, x86_64-*-linux*. Add
12570 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12571 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12572 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12573 i[34567]86-*-linux*, x86_64-*-linux*.
12575 * libgcc-std.ver: Add empty GCC_4.4.0.
12577 * mkmap-symver.awk: Support multiple versions per symbol.
12579 * config/i386/i386.c (ix86_init_builtins): Always define
12580 __builtin_fabsq and __builtin_copysignq with fallbacks.
12581 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12582 and __builtin_copysignq if SSE2 isn't available.
12584 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12585 (LIBGCC2_TF_CEXT): Likwise.
12586 (TF_SIZE): Likwise.
12588 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12590 * config/i386/sfp-machine.h: Moved to libgcc.
12592 * config/i386/sfp-machine.h: New.
12593 * config/i386/t-linux: Likwise.
12595 * config/i386/t-darwin: Remove softfp_wrap_start and
12597 * config/i386/t-darwin64: Likewise.
12599 * config/i386/t-fprules-softfp64: Renamed to ...
12600 * config/i386/t-fprules-softfp: This.
12602 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12603 and softfp_wrap_end.
12605 2008-07-02 Jason Merrill <jason@redhat.com>
12607 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12609 * tree.c (ctor_to_list): New fn.
12610 * tree.h: Declare it.
12611 (CONSTRUCTOR_ELT): New macro.
12612 (CONSTRUCTOR_NELTS): New macro.
12614 2008-07-02 Richard Guenther <rguenther@suse.de>
12616 * tree-ssa-structalias.c (struct variable_info): Reorder
12617 to fill padding on 64bit hosts. Make collapsed_to an int.
12618 (get_varinfo_fc): Deal with that.
12619 (new_var_info): Likewise.
12620 (collapse_rest_of_var): Likewise.
12622 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12624 * doc/install.texi (--enable-java-home): Document.
12625 (--enable-aot-compile-rpm): Likewise.
12626 (--with-arch-directory): Likewise.
12627 (--with-os-directory): Likewise.
12628 (--with-origin-name): Likewise.
12629 (--with-arch-suffix): Likewise.
12630 (--with-jvm-root-dir): Likewise.
12631 (--with-jvm-jar-dir): Likewise.
12632 (--with-python-dir): Likewise.
12634 2008-07-02 Richard Guenther <rguenther@suse.de>
12636 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12637 from decls explicitly. Merge operand checking from tuples.
12639 2008-07-02 Martin Jambor <mjambor@suse.cz>
12641 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12643 2008-07-02 Martin Jambor <mjambor@suse.cz>
12645 * tree-switch-conversion.c: Included timevar.h
12646 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12648 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12650 2008-07-02 Martin Jambor <mjambor@suse.cz>
12652 * tree-switch-conversion.c: Corrected various comments and
12654 (build_constructors): Fixed minor formatting mistakes.
12656 * invoke.texi (Optimize Options): Corrected the
12657 switch-conversion-max-branch-ratio parameter.
12659 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12661 * final.c (asm_insn_count): Return zero for an empty asm body.
12663 2008-07-02 Richard Guenther <rguenther@suse.de>
12665 * bitmap.h (bitmap_set_bit): Return bool.
12666 (bitmap_clear_bit): Likewise.
12667 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12668 write to the bitmap if it would.
12669 (bitmap_clear_bit): Likewise.
12670 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12671 bitmap_set_bit return value.
12672 (add_pred_graph_edge): Likewise.
12673 (add_graph_edge): Likewise.
12674 (do_sd_constraint): Likewise.
12675 (do_ds_constraint): Likewise.
12677 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12679 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12680 Fix -Wc++-compat and/or -Wcast-qual warnings.
12681 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12682 gen_regparm_prefix): Likewise.
12683 * vmsdbgout.c (write_modbeg, lookup_filename,
12684 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12686 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12688 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12689 defaults.h definition apply.
12691 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12693 * function.c (assign_parm_remove_parallels): New.
12694 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12696 (assign_parm_setup_block): Do not handle them.
12697 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12698 assign_parm_remove_parallels.
12700 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12702 * c-typeck.c (convert_for_assignment): Use
12703 vector_targets_convertible_p.
12704 * c-common.c (vector_targets_convertible_p): New.
12705 * c-common.h (vector_targets_convertible_p): New prototype.
12706 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12707 opaque_p_V2SI_type_node.
12709 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12711 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12714 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12716 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12717 TFmode constants via two element DImode vector for hosts with
12718 HOST_BITS_PER_WIDE_INT < 64.
12719 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12720 also for HOST_BITS_PER_WIDE_INT < 64.
12722 2008-07-01 Richard Guenther <rguenther@suse.de>
12724 PR tree-optimization/36666
12725 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12726 (get_constraint_exp_from_ssa_var): Split into ...
12727 (get_constraint_exp_for_temp): ... this ...
12728 (get_constraint_for_ssa_var): ... and that.
12729 Return constraint expressions for all touched sub-fields
12730 if the results address is not taken.
12731 (process_constraint): Remove assertion that aggregate
12732 assignments do not happen at this place.
12733 (get_constraint_for_component_ref): Add address_p argument.
12734 Return constraint expressions for all touched sub-fields
12735 if the results address is not taken.
12736 (do_deref): Use get_constraint_exp_for_temp.
12737 (get_constraint_for_1): Rename from ...
12738 (get_constraint_for): ... this. Add the old function as wrapper.
12739 (do_structure_copy): Use get_constraint_for_1.
12741 2008-07-01 Martin Jambor <mjambor@suse.cz>
12743 * Makefile.in (tree-switch-conversion.o): Add.
12744 (OBJS-common): Add tree-swtch-conversion.o.
12745 * passes.c (init_optimization_passes): Add pass_convert_switch.
12746 * tree-pass.h: (pass_convert_switch): Add.
12747 * tree-switch-conversion.c: New file.
12748 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12749 * common.opt (ftree-cswtch): New option.
12750 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12751 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12752 * opts.c (decode_options): Set flag_tree_switch_conversion when
12753 optimization level is >= 2.
12754 * doc/invoke.texi (Optimize Options): Added description of
12755 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12757 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12759 * config/darwin-driver.c (darwin_default_min_version): Fix
12760 -Wc++-compat warnings.
12762 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12764 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12767 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12769 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12771 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12773 PR rtl-optimization/34744
12774 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12775 (df_scan_free_internal): Free data structures not
12776 allocated in storage pools.
12777 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12778 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12779 df_scan_free_mws_vec.
12780 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12783 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12785 * config/i386/i386.c (contains_aligned_value_p): Return true
12787 (ix86_function_arg_boundary): Return its natural boundary
12789 (return_in_memory_32): Don't check TDmode.
12790 (ix86_split_to_parts): Support splitting into 4 parts and
12791 support TFmode for 32bit target.
12792 (ix86_split_long_move): Support splitting into 4 parts.
12793 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12795 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12796 (ix86_init_builtins): Here.
12797 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12798 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12799 'q' and 'w', respectively.
12801 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12803 (movtf_internal): Likewise.
12804 (<code>tf2): Likewise.
12805 (*absnegtf2_sse): Likewise.
12806 (copysign<mode>3): Likewise.
12807 (copysign<mode>3_const): Likewise.
12808 (copysign<mode>3_var): Likewise.
12809 (define_split UNSPEC_COPYSIGN): Likewise.
12810 * config/i386/sse.md (*nandtf3): Likewise.
12811 (<code>tf3): Likewise.
12812 (*<code>tf3): Likewise.
12814 2008-06-30 Joey Ye <joey.ye@intel.com>
12815 H.J. Lu <hongjiu.lu@intel.com>
12817 * global.c (compute_regsets): Set frame_pointer_needed here.
12818 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12820 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12822 * doc/install.texi (specific): Expand Windows build notes.
12824 2008-06-30 Ira Rosen <irar@il.ibm.com>
12826 PR tree-optimization/36648
12827 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12828 number of prolog iterations by step. Fix the comment.
12830 2008-06-30 Richard Guenther <rguenther@suse.de>
12832 PR middle-end/36671
12833 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12834 handle calls from ECF_MALLOC functions.
12835 (handle_pure_call): ECF_MALLOC functions do not return
12837 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12839 2008-06-29 Andreas Schwab <schwab@suse.de>
12841 * config/m68k/m68k.c (print_operand): Always print a float
12843 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12844 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12847 * config/rs6000/x-linux64: Remove never used file.
12849 2008-06-29 Richard Guenther <rguenther@suse.de>
12851 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12853 (struct alias_info): Move ...
12854 * tree-ssa-alias.c: ... here.
12855 (update_alias_info): Declare.
12856 (compute_may_aliases): Call it.
12857 (update_alias_info): New function.
12858 * tree-ssa-structalias.c (update_alias_info): Move ...
12859 * tree-ssa-alias.c (update_alias_info_1): ... here.
12860 * tree-ssa-structalias.c (process_constraint_1): Remove
12861 unused from_call argument. Rename to ...
12862 (process_constraint): ... this. Delete old wrapper.
12863 (make_constraint_to): Adjust callers.
12864 (handle_const_call): Likewise.
12865 (handle_pure_call): Likewise.
12866 (init_base_vars): Likewise.
12867 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12868 (find_func_aliases): We don't need structure copies for
12870 (make_constraint_from_anything): Remove.
12871 (create_variable_info_for): For globals make constraints
12872 from escaped, not from anything.
12873 (compute_points_to_sets): Do not call update_alias_info.
12874 (ipa_pta_execute): Use make_constraint_from.
12876 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12878 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12879 (bitmap.o-warn, dominance.o-warn): New.
12880 * configure.ac (cxx_compat_warn): Delete.
12881 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12882 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12884 * configure: Regenerate.
12886 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12889 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12891 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12892 * df-scan.c (df_notes_rescan): Likewise.
12893 * ggc-page.c (set_page_table_entry): Likewise.
12894 * intl.c (gcc_gettext_width): Likewise.
12895 * varasm.c (get_unnamed_section, get_noswitch_section,
12896 get_section): Likewise.
12898 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12900 * regrename.c (build_def_use): Don't copy RTX.
12902 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12904 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12905 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12906 punctuation. Use @ref instead of @xref.
12907 (Function Names): Remove stray @display/@end display.
12908 (C++ Attributes): Use @ref instead of @xref.
12909 (Deprecated Features): Fix punctuation around @xref.
12910 (Backwards Compatibility): Likewise.
12911 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12913 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12915 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12916 constants for E500 double.
12918 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12920 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12921 element type of const_vector.
12923 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12925 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12926 Remove FLAGS_REG clobber from expander pattern.
12927 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12928 (anddi3, andsi3, andhi3, andqi3): Ditto.
12929 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12930 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12931 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12932 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12933 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12934 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12935 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12936 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12938 2008-06-28 Richard Guenther <rguenther@suse.de>
12940 * tree-ssa-structalias.c (callused_id, var_callused,
12941 callused_tree): Add.
12942 (handle_pure_call): New function.
12943 (find_func_aliases): Call it.
12944 (find_what_p_points_to): Handle the call-used set.
12945 (clobber_what_escaped): Likewise.
12946 (compute_call_used_vars): New function.
12947 (init_base_vars): Init the call-used variable.
12948 (do_sd_constraint): Do not propagate the solution from CALLUSED
12949 but use CALLUSED as a placeholder.
12950 (solve_graph): Likewise.
12951 * tree-flow-inline.h (gimple_call_used_vars): New function.
12952 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12953 (compute_call_used_vars): Declare.
12954 * tree-ssa-alias.c (set_initial_properties): Call
12955 compute_call_used_vars.
12956 (reset_alias_info): Clear call-used variables.
12957 (add_call_clobber_ops): Assert we are not called for const/pure
12958 functions. Remove handling of them.
12959 (add_call_read_ops): Handle pure functions by adding the
12960 call-used set of variables as VUSEs.
12961 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12962 (delete_tree_ssa): Free it.
12963 * tree-dfa.c (remove_referenced_var): Clear the var from the
12966 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12968 * tree.c (build_varargs_function_type_list): New.
12969 (build_function_type_list_1): New.
12970 (build_function_type_list): Use build_function_type_list_1.
12971 * tree.h (build_varargs_function_type_list): New.
12973 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12976 * config/spu/spu.c (spu_builtin_splats): Do not generate
12977 invalid CONST_VECTOR expressions.
12978 (spu_expand_vector_init): Likewise.
12980 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12982 * optabs.c (libfunc_decls): New variable.
12983 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12984 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12985 for the same function twice.
12987 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12989 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12990 ix86_expand_binary_operator directly.
12991 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12993 (*ashrti3_1): Ditto.
12994 (*lshrti3_1): Ditto.
12995 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12996 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12997 using only one splitter. Conditionaly execute splitter before or
12998 after peephole2 pass.
12999 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13000 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13001 Use only one alternative in asm template.
13002 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13004 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13005 "J" operand constraint for operand 2.
13006 (*ashldi3_cconly_rex64): Ditto.
13007 (*ashrdi3_cmp_rex64): Ditto.
13008 (*ashrdi3_cconly_rex64): Ditto.
13009 (*lshrdi3_cmp_rex64): Ditto.
13010 (*lshrdi3_cconly_rex64): Ditto.
13011 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13012 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13013 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13016 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13018 * gimplify.c (omp_is_private): Don't return true if decl is not
13019 already private on #pragma omp for or #pragma omp parallel for.
13022 * tree-cfg.c (struct move_stmt_d): Replace block field with
13023 orig_block and new_block fields.
13024 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13025 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13026 (move_block_to_fn): Replace vars_map and new_label_map arguments
13027 with struct move_stmt_d pointer.
13028 (replace_block_vars_by_duplicates): New function.
13029 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13030 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13031 all subblocks of ORIG_BLOCK to the new function. Call
13032 replace_block_vars_by_duplicates.
13033 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13034 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13035 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13036 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13037 (expand_omp): Temporarily set input_location to the location of
13038 region's controlling stmt.
13039 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13040 BIND_EXPR, push ctx->block_vars and gimplification vars into
13041 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13042 into dest function.
13043 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13044 there are any BLOCK_VARS.
13045 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13046 OMP_PARALLEL or OMP_TASK stmt.
13047 (lower_omp): Save and restore input_location around the lower_omp_1
13050 2008-06-27 Richard Guenther <rguenther@suse.de>
13052 PR tree-optimization/36400
13053 PR tree-optimization/36373
13054 PR tree-optimization/36344
13055 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13056 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13057 (update_alias_info): Remove call clobbering code.
13058 (make_constraint_to): New helper function.
13059 (make_escape_constraint): Likewise.
13060 (handle_rhs_call): Use it on all pointer containing arguments.
13061 Also mark the static chain escaped.
13062 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13063 instead of ANYTHING.
13064 (make_constraint_from): New helper split out from ...
13065 (make_constraint_from_anything): ... here.
13066 (find_func_aliases): Add constraints for escape sites.
13067 (intra_create_variable_infos): Make constraints from NONLOCAL
13069 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13071 (clobber_what_p_points_to): Remove.
13072 (clobber_what_escaped): New function.
13073 (init_base_vars): Init NONLOCAL and ESCAPED.
13074 (do_sd_constraint): Do not propagate the solution from ESCAPED
13075 but use ESCAPED as a placeholder.
13076 (solve_graph): Likewise.
13077 * tree-flow.h (clobber_what_p_points_to): Remove.
13078 (clobber_what_escaped): Declare.
13079 * tree-ssa-alias.c (set_initial_properties): Call it.
13080 Remove code clobbering escaped pointers.
13082 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13084 * function.c (allocate_struct_function): Only allocate a unique
13085 funcdef_no if the decl is nonzero.
13087 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13089 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13090 * config/mips/mips.c (mips_split_const_insns): New function.
13091 * config/mips/mips.md (move_type): New attribute.
13092 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13093 (dword_mode): New attribute.
13094 (type): Avoid long line. Map "move_type"s to "type"s,
13095 choosing "multi" for doubleword moves if appropriate.
13096 Swap MTC/MFC comments to match their declaration order.
13097 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13098 "type" is "branch" or "jal" is "direct".
13099 (length): Handle "extended_mips16" first. Make the default
13100 "0" for "ghost" instructions. Set the length from "move_type".
13101 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13102 of "type", with "sll0" for the register alternative. Remove the
13103 "extended_mips16" attribute.
13104 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13105 of "type", with "shift_shift" for the register alternative.
13106 Remove the "length" attribute.
13107 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13108 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13109 of "type", with "andi" for the register alternative.
13110 (*zero_extendqihi2): Likewise.
13111 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13112 of "andi" instead of a "type" of "arith".
13113 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13115 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13116 (mov_<store>r, *mov<mode>_ra): Likewise.
13117 (extendsidi2): Use "move_type" instead of "type", with "move"
13118 for the register alternative.
13119 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13120 of "type", with "signext" for the register alternative.
13121 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13122 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13123 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13124 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13125 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13126 (unnamed branch insn): Likewise.
13127 (*movdi_gp32_fp64): Fold into...
13128 (*movdi_32bit): ...here.
13129 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13130 (*movdf_hardfloat): ...this new pattern.
13131 (*movdf_softfloat): Remove redundant FPR alternatives.
13132 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13133 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13134 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13135 the "move" attribute.
13136 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13137 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13138 and "store" for COP loads and stores.
13139 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13140 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13141 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13142 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13143 (*movtf_mips16, *movv2sf): Likewise.
13144 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13145 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13146 (mfhc1<mode>): Use "move_type" instead of "move".
13147 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13148 (loadgp_blockage): Remove the "length" attribute.
13149 (blockage, set_got_version, update_got_version): Likewise.
13150 (call_internal): Remove the "extended_mips16" attribute.
13151 (call_value_internal, call_value_multiple_internal): Likewise.
13152 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13154 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13155 the "length" attribute.
13157 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13159 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13160 -Wcast-qual warnings.
13161 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13162 handle_pragma_pop_macro): Likewise.
13163 * collect2.c (resolve_lib_name): Likewise.
13164 * config/arc/arc.c (arc_init): Likewise.
13165 * config/arm/arm.c (neon_builtin_compare,
13166 locate_neon_builtin_icode): Likewise.
13167 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13168 * config/bfin/bfin.c (bfin_init_machine_status,
13169 bfin_optimize_loop): Likewise.
13170 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13171 * config/cris/cris.c (cris_init_expanders): Likewise.
13172 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13173 * config/darwin.c (machopic_indirection_eq,
13174 machopic_indirection_name, machopic_output_indirection): Likewise.
13175 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13176 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13177 frv_optimize_membar): Likewise.
13178 * config/i386/cygwin.h (mingw_scan,
13179 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13180 * config/i386/cygwin1.c (mingw_scan): Likewise.
13181 * config/i386/i386.c (machopic_output_stub): Likewise.
13182 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13183 i386_pe_unique_section): Likewise.
13184 * config/ia64/ia64.c (ia64_init_machine_status,
13185 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13187 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13188 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13189 * config/m68k/m68k.c (m68k_handle_option,
13190 m68k_sched_md_init_global): Likewise.
13191 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13192 mcore_unique_section): Likewise.
13193 * config/mips/mips.c (mips_block_move_straight,
13194 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13196 * config/mmix/mmix.c (mmix_init_machine_status,
13197 mmix_encode_section_info): Likewise.
13198 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13199 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13200 print_operand_address, output_toc, redefine_groups,
13201 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13202 * config/s390/s390.c (s390_init_machine_status): Likewise.
13203 * config/score/score.c (score_block_move_straight,
13204 score_block_move_loop_body): Likewise.
13205 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13206 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13207 * emit-rtl.c (find_auto_inc): Likewise.
13208 * gcc.c (translate_options, process_command): Likewise.
13209 * reorg.c (dbr_schedule): Likewise.
13210 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13211 * xcoffout.c (xcoffout_declare_function): Likewise.
13213 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13215 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13216 ipa-pta working again.
13218 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13220 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13223 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13225 * config.gcc (powerpc*-*-*): Add new core e500mc.
13226 * config/rs6000/e500mc.md: New file.
13227 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13229 (rs6000_override_options): Add e500mc case to
13230 processor_target_table. Altivec and Spe options not allowed
13231 with e500mc. Add isel instruction to e500mc by
13232 default. Initialize rs6000_cost for e500mc.
13233 (rs6000_issue_rate): Set issue rate for e500mc.
13234 * config/rs6000/rs6000.h (processor_type): Add
13235 PROCESSOR_PPCE500MC.
13236 (ASM_CPU_SPEC): Add e500mc.
13237 Set TARGET_ISEL to rs6000_isel.
13238 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13239 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13240 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13242 * doc/invoke.texi: Add e500mc to list of cpus.
13244 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13247 * c-lex.c (lex_charconst): Initialize unsignedp.
13249 2008-06-27 Olivier Hainque <hainque@adacore.com>
13251 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13252 documented assumptions.
13254 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13256 * dwarf2out.c: Remove trailing white spaces. Break long line
13259 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13261 * libfuncs.h (LTI_synchronize): New libfunc_index.
13262 (synchronize_libfunc): Declare.
13263 * builtins.c (expand_builtin_synchronize): Consider using
13264 synchronize_libfunc before falling back on an asm blockage.
13265 * config/mips/mips.c: Include libfuncs.h
13266 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13268 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13270 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13271 parameter. Copy stack_reg to r11 where appropriate.
13272 (no_global_regs_above): Add gpr parameter.
13273 (rs6000_stack_info): Only add padding for SPE save area if we
13274 are saving SPE GPRs and CR.
13275 (saveres_routine_syms): New variable.
13276 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13278 (rs6000_savres_routine_sym): New function.
13279 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13281 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13282 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13283 Tweak FPR out-of-line saving.
13284 (rs6000_make_savres_rtx): New function.
13285 (rs6000_use_multiple_p): New function.
13286 (rs6000_savres_strategy): New function.
13287 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13288 out-of-line if appropriate.
13289 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13290 if we are optimizing for size.
13291 (GP_SAVE_INLINE): Define.
13292 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13293 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13294 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13295 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13296 (*save_fpregs_<mode>): Add use of r11.
13297 (*restore_gpregs_<mode>): New insn.
13298 (*return_and_restore_gpregs_<mode>): New insn.
13299 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13301 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13302 (*restore_gpregs_spe): New insn.
13303 (*return_and_restore_gpregs_spe): New insn.
13304 * config/rs6000/predicates.md (save_world_operation): Fix check.
13306 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13308 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13309 this point, so assert that.
13311 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13313 * cfganal.c: Include vec.h and vecprim.h.
13314 (compute_idf): Import from...
13315 * tree-into-ssa (compute_idf): ...here.
13316 * basic-block.h (compute_idf): Export.
13318 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13320 * c-decl.c (merge_decls): Use !current_function_decl to check for
13321 extern declaration of C99 inline function being at file scope.
13323 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13325 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13327 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13329 * alias.c (record_alias_subset, init_alias_analysis): Fix
13330 -Wc++-compat and/or -Wcast-qual warnings.
13331 * attribs.c (lookup_attribute_spec): Likewise.
13332 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13333 copy_bb, connect_traces,
13334 find_rarely_executed_basic_blocks_and_cr): Likewise.
13335 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13336 note_btr_set, migrate_btr_defs): Likewise.
13337 * builtins.c (result_vector, expand_builtin_memcpy,
13338 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13339 builtin_memset_read_str, expand_builtin_printf,
13340 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13342 * caller-save.c (mark_set_regs): Likewise.
13343 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13344 * cgraph.c (cgraph_edge): Likewise.
13345 * combine.c (likely_spilled_retval_1): Likewise.
13346 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13347 htab_counts_entry_del, get_coverage_counts): Likewise.
13348 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13349 new_cselib_val): Likewise.
13350 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13351 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13353 * df-core.c (df_compact_blocks): Likewise.
13354 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13355 * df-scan.c (df_grow_reg_info, df_ref_create,
13356 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13357 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13358 df_record_entry_block_defs, df_record_exit_block_uses,
13359 df_bb_verify): Likewise.
13360 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13361 DF_REF_EXTRACT_MODE_CONST): New.
13362 * dominance.c (get_immediate_dominator, get_dominated_by,
13363 nearest_common_dominator, root_of_dom_tree,
13364 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13365 -Wc++-compat and/or -Wcast-qual warnings.
13366 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13367 record_store, replace_read, check_mem_read_rtx, scan_insn,
13368 dse_step1, dse_record_singleton_alias_set): Likewise.
13369 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13371 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13373 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13374 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13375 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13376 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13377 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13378 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13379 file_name_acquire, output_file_names, add_const_value_attribute,
13380 premark_used_types_helper, file_table_eq, file_table_hash,
13381 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13382 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13383 -Wcast-qual warnings.
13384 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13385 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13386 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13387 gen_reg_rtx, start_sequence, init_emit): Likewise.
13388 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13389 * except.c (init_eh_for_function, gen_eh_region,
13390 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13391 arh_to_landing_pad, arh_to_label, add_action_record,
13392 add_call_site, switch_to_exception_section): Likewise.
13393 * expmed.c (synth_mult): Likewise.
13394 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13395 store_expr): Likewise.
13396 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13398 * function.c (assign_stack_temp_for_type,
13399 allocate_struct_function, match_asm_constraints_1): Likewise.
13400 * gcov-io.c (gcov_allocate): Likewise.
13401 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13402 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13403 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13404 record_one_set, insert_expr_in_table, insert_set_in_table,
13405 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13406 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13407 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13408 -Wcast-qual warnings.
13410 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13412 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13413 -Wcast-qual warnings.
13414 * gcc.c (process_command): Likewise.
13415 * genattrtab.c (oballoc): Use XOBNEW.
13416 (oballocvec): Define.
13417 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13418 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13419 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13420 -Wc++-compat and/or -Wcast-qual warnings.
13421 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13422 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13423 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13424 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13425 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13426 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13427 add_excls, process_presence_absence_names,
13428 process_presence_absence_patterns, add_presence_absence,
13429 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13430 get_free_state, add_arc, get_free_automata_list_el,
13431 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13432 transform_3, cache_presence, create_ainsns, create_automata,
13433 create_state_ainsn_table, dfa_insn_code_enlarge,
13434 output_trans_func, output_min_issue_delay_func,
13435 output_dead_lock_func, output_reset_func,
13436 output_get_cpu_unit_code_func, output_dfa_start_func,
13437 expand_automata): Likewise.
13438 * genextract.c (gen_insn): Likewise.
13439 * gengtype-lex.l: Likewise.
13440 * gengtype.c (read_input_list, adjust_field_type,
13441 process_gc_options): Likewise.
13442 * genoutput.c (note_constraint): Likewise.
13443 * genpreds.c (mangle, add_constraint): Likewise.
13444 * genrecog.c (process_define_predicate, new_decision,
13445 add_to_sequence): Likewise.
13446 * gensupport.c (record_insn_name): Likewise.
13448 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13450 * config/i386/driver-i386.c (detect_caches_amd,
13451 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13452 and/or -Wcast-qual warnings.
13453 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13454 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13455 gt_pch_save): Likewise.
13456 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13457 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13458 * global.c (compute_regsets): Likewise.
13459 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13460 finish_graph_dump_file): Likewise.
13461 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13462 unlink_bb_notes): Likewise.
13463 * integrate.c (get_hard_reg_initial_val): Likewise.
13464 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13465 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13466 * local-alloc.c (update_equiv_regs): Likewise.
13467 * loop-invariant.c (check_invariant_table_size,
13468 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13470 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13471 altered_reg_used, mark_altered): Likewise.
13472 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13473 insert_var_expansion_initialization,
13474 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13475 release_var_copies): Likewise.
13476 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13477 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13478 analyze_accesses_for_phi_node, check_var_notmodified_p,
13479 check_allocation_function, find_sites_in_func,
13480 record_all_accesses_in_func, transform_access_sites,
13481 transform_allocation_sites): Likewise.
13482 * omp-low.c (new_omp_region, create_omp_child_function_name,
13483 check_omp_nesting_restrictions, check_combined_parallel,
13484 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13485 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13486 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13487 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13489 * opts-common.c (prune_options): Likewise.
13490 * opts.c (add_input_filename, print_filtered_help,
13491 get_option_state): Likewise.
13492 * params.c (add_params): Likewise.
13493 * passes.c (set_pass_for_id, next_pass_1,
13494 do_per_function_toporder, pass_fini_dump_file): Likewise.
13495 * postreload.c (reload_cse_simplify_operands): Likewise.
13496 * predict.c (tree_predicted_by_p, tree_predict_edge,
13497 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13499 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13501 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13503 * recog.c (check_asm_operands, validate_change_1): Likewise.
13504 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13505 subst_asm_stack_regs): Likewise.
13506 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13507 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13508 * regmove.c (reg_is_remote_constant_p): Likewise.
13509 * regrename.c (regrename_optimize, scan_rtx_reg,
13510 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13512 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13513 regstat_compute_calls_crossed): Likewise.
13514 * reload1.c (init_reload, new_insn_chain,
13515 has_nonexceptional_receiver, reload, copy_reloads,
13516 calculate_needs_all_insns, init_elim_table): Likewise.
13517 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13518 * rtl.c (shallow_copy_rtx_stat): Likewise.
13519 * rtlanal.c (parms_set): Likewise.
13520 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13521 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13522 * sched-ebb.c (earliest_block_with_similiar_load,
13523 add_deps_for_risky_insns): Likewise.
13524 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13525 schedule_region): Likewise.
13526 * see.c (eq_descriptor_pre_extension,
13527 hash_descriptor_pre_extension, hash_del_pre_extension,
13528 eq_descriptor_properties, hash_descriptor_properties,
13529 hash_del_properties, see_seek_pre_extension_expr,
13530 see_initialize_data_structures, see_print_register_properties,
13531 see_print_pre_extension_expr, see_delete_merged_def_extension,
13532 see_delete_unmerged_def_extension, see_emit_use_extension,
13533 see_pre_delete_extension, see_map_extension, see_commit_changes,
13534 see_analyze_merged_def_local_prop,
13535 see_analyze_merged_def_local_prop,
13536 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13537 see_set_prop_merged_def, see_set_prop_unmerged_def,
13538 see_set_prop_unmerged_use, see_print_one_extension,
13539 see_merge_one_use_extension, see_merge_one_def_extension,
13540 see_store_reference_and_extension, see_update_uses_relevancy,
13541 see_update_defs_relevancy): Likewise.
13542 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13543 hash_statistics_free, curr_statistics_hash): Likewise.
13544 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13545 expand_asm_operands, expand_return, case_bit_test_cmp,
13546 expand_case): Likewise.
13547 * stor-layout.c (start_record_layout): Likewise.
13548 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13549 gt_pch_save_stringpool): Likewise.
13550 * tree-data-ref.c (hash_stmt_vertex_info,
13551 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13552 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13554 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13557 * config/i386/i386.md : Change constraints of HImode and QImode
13558 immediate operands from "i" to "n". Change SImode "ni" constraint to
13559 "i" and SImode "rmi" constraint to "g". Remove all constraints
13560 from const0_operand and const1_operand predicated operands.
13561 (i): Change QImode and HImode attribute from "i" to "n".
13562 (*subqi_2): Change HImode operands to QImode.
13565 2008-06-25 Olivier Hainque <hainque@adacore.com>
13567 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13570 2008-06-25 Richard Guenther <rguenther@suse.de>
13572 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13573 not overflow the result type.
13575 2008-06-25 Richard Guenther <rguenther@suse.de>
13577 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13578 (vn_lookup): Likewise.
13580 2008-06-25 Richard Guenther <rguenther@suse.de>
13582 PR tree-optimization/35518
13583 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13584 * tree-sra.c (instantiate_element): Use fold_build3 to build
13586 (try_instantiate_multiple_fields): Likewise.
13588 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13590 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13593 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13595 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13596 use_backchain_to_restore_sp to true
13597 if the offset of the link register save area would go over the 32k - 1
13598 offset limit of the load
13601 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13603 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13604 anchor for the type-punning blurb. Cross-reference "Structures
13605 unions enumerations and bit-fields implementation". Provide a
13606 cast-through-pointer example. Make final sentence self-contained.
13607 * doc/implement-c.texi (Structures unions enumerations and
13608 bit-fields implementation): Cross-reference the type-punning blurb
13609 in the -fstrict-aliasing documentation.
13611 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13613 PR middle-end/36594
13614 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13615 the memory instead of the memory itself for the save area.
13617 2008-06-24 Olivier Hainque <hainque@adacore.com>
13618 Nicolas Roche <roche@adacore.com>
13620 * gengtype.c (srcdir_len): size_t instead of int.
13621 (get_file_realbasename): New function. For F a filename, the real
13622 basename of F, with all the path components stripped.
13623 (get_file_srcdir_relative_path): New function. For F a filename, the
13624 relative path to F from $(srcdir).
13625 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13626 get_file_realbasename. Adjust the head comment.
13627 (get_prefix_langdir_index): New function. For F a filename, return the
13628 lang_dir_names[] relative index of the language directory that is
13630 (get_file_langdir): For F a filename, return the name of the language
13631 directory where F is located.
13632 (get_file_gtfilename): New function. The gt- output file name for an
13634 (get_output_file_with_visibility): Replace in-line computations with
13635 uses of get_file_gtfilename and get_prefix_langdir_index.
13636 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13638 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13640 PR tree-optimization/36504
13641 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13642 references without base address.
13644 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13646 PR middle-end/36584
13647 * calls.c (expand_call): Increase alignment for recursive functions.
13649 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13651 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13652 (TARGET_FUNCTION_VALUE): New define.
13653 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13654 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13656 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13658 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13659 (fmod<mode>3): Ditto.
13660 (remainderxf3): Ditto.
13661 (remainder<mode>3): Ditto.
13663 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13666 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13667 REG is a hard register.
13669 PR tree-optimization/36508
13670 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13671 499, don't check it at all in release compilers.
13673 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13675 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13676 together with SSE_TARGET_MATH to disable insn pattern.
13677 (*fop_<MODEF:mode>_2_i387): Ditto.
13678 (*fop_<MODEF:mode>_3_i387): Ditto.
13680 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13682 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13684 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13686 PR middle-end/34906
13687 * gimplify.c (gimplify_asm_expr): Check the return code of
13688 parse_output_constraint call, set function return and is_inout
13689 value if it failed.
13691 2008-06-22 Ian Lance Taylor <iant@google.com>
13693 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13694 (narrowest_signed_type): Likewise.
13695 * c-typeck.c (c_common_type): Change local variable mclass to enum
13697 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13698 tcc_comparison, not the tree code itself.
13699 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13700 (c_expand_expr): Cast modifier to enum expand_modifier.
13701 * c-common.h (C_RID_CODE): Add casts.
13702 (C_SET_RID_CODE): Define.
13703 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13704 (c_lex_one_token): Add cast to avoid warning.
13705 (c_parser_objc_type_name): Rename local typename to type_name.
13706 (check_no_duplicate_clause): Change code parameter to enum
13708 (c_parser_omp_var_list_parens): Change kind parameter to enum
13710 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13711 c_parser_omp_list_var_parens.
13712 (c_parser_omp_threadprivate): Likewise.
13713 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13714 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13715 * c-format.c (NO_FMT): Define.
13716 (printf_length_specs): Use NO_FMT.
13717 (asm_fprintf_length_specs): Likewise.
13718 (gcc_diag_length_specs): Likewise.
13719 (scanf_length_specs): Likewise.
13720 (strfmon_length_specs): Likewise.
13721 (gcc_gfc_length_specs): Likewise.
13722 (printf_flag_specs): Change 0 to STD_C89.
13723 (asm_fprintf_flag_specs): Likewise.
13724 (gcc_diag_flag_specs): Likewise.
13725 (gcc_cxxdiag_flag_specs): Likewise.
13726 (scanf_flag_specs): Likewise.
13727 (strftime_flag_specs): Likewise.
13728 (strfmon_flag_specs): Likewise.
13729 (print_char_table): Likewise.
13730 (asm_fprintf_char_table): Likewise.
13731 (gcc_diag_char_table): Likewise.
13732 (gcc_tdiag_char_table): Likewise.
13733 (gcc_cdiag_char_table): Likewise.
13734 (gcc_cxxdiag_char_table): Likewise.
13735 (gcc_gfc_char_table): Likewise.
13736 (scan_char_table): Likewise.
13737 (time_char_table): Likewis.
13738 (monetary_char_table): Likewise.
13739 * c-format.h (BADLEN): Likewise.
13741 2008-06-21 Ian Lance Taylor <iant@google.com>
13743 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13744 Define END_OF_BASE_TREE_CODES around inclusion.
13745 * tree.c (tree_code_type): New global array.
13746 (tree_code_length, tree_code_name): Likewise.
13747 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13748 $(lang_tree_files).
13749 (all-tree.def, s-alltree): New targets.
13750 (gencheck.h, s-gencheck): Remove.
13751 (tree.o): Depend upon all-tree.def.
13752 (build/gencheck.o): Remove gencheck.h dependency.
13753 (mostlyclean): Don't remove gencheck.h.
13754 * c-common.h (enum c_tree_code): Remove.
13755 * c-lang.c (tree_code_type): Remove.
13756 (tree_code_length, tree_code_name): Remove.
13757 * gencheck.c (tree_codes): Include all-tree.def, rather than
13758 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13760 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13762 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13763 (operator_name_info): Size to MAX_TREE_CODES.
13764 (assignment_operator_name_info): Likewise.
13765 * cp/cp-lang.c (tree_code_type): Remove.
13766 (tree_code_length, tree_code_name): Remove.
13767 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13768 (assignment_operator_name_info): Likewise.
13769 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13771 * cp/mangle.c (write_expression): Likewise.
13772 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13773 * fortran/f95-lang.c (tree_code_type): Remove.
13774 (tree_code_length, tree_code_name): Remove.
13775 * java/java-tree.h (enum java_tree_code): Remove.
13776 * java/lang.c (tree_code_type): Remove.
13777 (tree_code_length, tree_code_name): Remove.
13778 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13779 * objc/objc-act.h (enum objc_tree_code): Remove.
13780 * objc/objc-lang.c (tree_code_type): Remove.
13781 (tree_code_length, tree_code_name): Remove.
13782 * objcp/objcp-lang.c (tree_code_type): Remove.
13783 (tree_code_length, tree_code_name): Remove.
13784 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13785 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13786 * ada/misc.c (tree_code_type): Remove.
13787 (tree_code_length, tree_code_name): Remove.
13789 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13791 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13792 the grand_bitmap_obstack.
13794 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13796 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13797 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13798 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13799 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13800 move_stmt_r, new_label_mapper): Likewise.
13801 * tree-complex.c (cvc_lookup): Likewise.
13802 * tree-dfa.c (create_function_ann): Likewise.
13803 * tree-dump.c (dump_register): Likewise.
13804 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13805 find_phi_replacement_condition): Likewise.
13806 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13807 tree_function_versioning): Likewise.
13808 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13809 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13810 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13811 get_nonlocal_debug_decl, convert_nonlocal_reference,
13812 convert_nonlocal_omp_clauses, get_local_debug_decl,
13813 convert_local_reference, convert_local_omp_clauses,
13814 convert_nl_goto_reference, convert_nl_goto_receiver,
13815 convert_tramp_reference, convert_call_expr): Likewise.
13816 * tree-outof-ssa.c (contains_tree_r): Likewise.
13817 * tree-parloops.c (reduction_phi, initialize_reductions,
13818 eliminate_local_variables_1, add_field_for_reduction,
13819 add_field_for_name, create_phi_for_local_result,
13820 create_call_for_reduction_1, create_loads_for_reductions,
13821 create_stores_for_reduction, create_loads_and_stores_for_name):
13823 * tree-phinodes.c (allocate_phi_node): Likewise.
13824 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13825 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13826 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13827 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13828 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13829 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13830 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13831 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13832 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13833 vn_nary_op_insert): Likewise.
13834 * tree-ssa.c (redirect_edge_var_map_add,
13835 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13836 * tree-vectorizer.c (vectorize_loops): Likewise.
13837 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13838 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13839 tree_cons_stat, build1_stat, build_variant_type_copy,
13840 decl_init_priority_lookup, decl_fini_priority_lookup,
13841 decl_priority_info, decl_restrict_base_lookup,
13842 decl_restrict_base_insert, decl_debug_expr_lookup,
13843 decl_debug_expr_insert, decl_value_expr_lookup,
13844 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13845 type_hash_add, get_file_function_name, tree_check_failed,
13846 tree_not_check_failed, tree_range_check_failed,
13847 omp_clause_range_check_failed, build_omp_clause,
13848 build_vl_exp_stat): Likewise.
13849 * value-prof.c (gimple_histogram_value,
13850 gimple_duplicate_stmt_histograms): Likewise.
13851 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13852 unshare_variable, variable_union_info_cmp_pos, variable_union,
13853 dataflow_set_different_1, dataflow_set_different_2,
13854 vt_find_locations, variable_was_changed, set_variable_part,
13855 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13856 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13857 section_entry_hash, object_block_entry_eq,
13858 object_block_entry_hash, create_block_symbol,
13859 initialize_cold_section_name, default_function_rodata_section,
13860 strip_reg_name, set_user_assembler_name, const_desc_eq,
13861 build_constant_desc, output_constant_def, lookup_constant_def,
13862 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13863 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13864 default_internal_label): Likewise.
13865 * varray.c (varray_init, varray_grow): Likewise.
13866 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13868 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13870 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13871 operators for "test" insn. Macroize insn using SWI mode macro.
13872 (*jcc_fused_2): Ditto.
13873 (*jcc_fused_3): Macroize insn using SWI mode macro.
13874 (*jcc_fused_4): Ditto.
13876 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13878 * tree-ssa-pre.c: Fix typo in comment.
13879 (init_antic, fini_antic): Add explicit funtions for
13880 initializing and deinitializing ANTIC and AVAIL sets.
13881 (create_expression_by_pieces): Fix typo in comment.
13882 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13883 (execute_pre): Eventually dump details about ANTIC_IN.
13885 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13887 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13888 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13889 add_to_obstack, file_at_path, find_a_file, execute,
13890 add_preprocessor_option, add_assembler_option, add_linker_option,
13891 process_command, insert_wrapper, do_option_spec, do_self_spec,
13892 spec_path, do_spec_1, is_directory, main, used_arg,
13893 getenv_spec_function): Likewise.
13894 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13895 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13898 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13900 * doc/rtl.texi: Updated subreg section.
13902 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13905 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13906 node->needed and node->reachable.
13907 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13908 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13909 (expand_task_call): Don't call expand_task_copyfn.
13910 (expand_task_copyfn): Renamed to...
13911 (finalize_task_copyfn): ... this.
13913 2008-06-19 Jan Hubicka <jh@suse.cz>
13915 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13916 clobbering framepointer.
13918 2008-06-19 Jan Hubicka <jh@suse.cz>
13920 * tree-optimize.c (execute_early_local_optimizations): Set
13921 cgraph_state only at first invocation.
13923 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13925 * system.h (-Wc++-compat): Activate as a warning, no an error.
13927 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13929 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13930 instead of "#" in insn asm template.
13931 (*jcc_fused_2): Ditto.
13933 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13935 * config/i386/i386.h (ix86_tune_indices)
13936 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13937 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13938 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13939 (*jcc_fused_2): Ditto.
13940 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13941 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13942 (print operand): Handle 'E' and 'e' code.
13944 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13946 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13947 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13948 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13950 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13952 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13954 (cgraph_expand_function): Use local copy of decl.
13955 (cgraph_expand_all_functions): Remove redundant initialization of
13957 (cgraph_optimize): Reword internal_error message.
13959 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13961 * arm-protos.h (arm_return_in_memory): Remove public
13962 arm_return_in_memory() prototype.
13963 * arm.c (arm_return_in_memory): Add static prototype, add target
13964 hook macro, change definition and comments.
13965 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13967 2008-06-19 Ben Elliston <bje@au.ibm.com>
13969 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13970 real.c: Remove references to IEEE 754R.
13971 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13972 * doc/libgcc.texi (Decimal float library routines): Likewise.
13974 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13976 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13977 (default_unwind_word_mode): Add prototype.
13978 * targhooks.c (default_unwind_word_mode): New function.
13979 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13980 instead of word_mode.
13981 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13982 (TARGET_INITIALIZER): Use it.
13984 * c-common.c (handle_mode_attribute): Support "unwind_word"
13986 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13988 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13989 word_mode to access SjLj_Function_Context member "data".
13990 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13991 conversion from targetm.eh_return_filter_mode () to
13992 targetm.unwind_word_mode () if they differ.
13994 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13995 (BT_FN_UNWINDWORD_PTR): New function type.
13996 (BT_FN_WORD_PTR): Remove.
13997 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13998 * except.c (expand_builtin_extend_pointer): Convert pointer to
13999 targetm.unwind_word_mode () instead of word_mode.
14001 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14002 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14003 (spu_unwind_word_mode): New function.
14004 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14005 (TARGET_UNWIND_WORD_MODE): Define.
14006 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14008 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14010 * config/spu/spu.c (reg_align): Remove.
14011 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14012 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14013 (spu_split_store): Likewise.
14015 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14017 * gcc/tree-vn.c: Fix typo in comment.
14019 2008-06-18 Jan Hubicka <jh@suse.cz>
14021 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14022 toplevel reorder too.
14024 2008-06-18 Jan Hubicka <jh@suse.cz>
14026 * c-opts.c (c_common_post_options): PCH is not compatible with
14028 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14029 -fno-toplevel-reorder by default now.
14031 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14033 PR documentation/30739
14034 * doc/install.texi (Prerequisites): Document dependency on awk.
14036 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14037 Ian Lance Taylor <iant@google.com>
14039 PR rtl-optimization/35604
14040 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14041 only want to change jump destinations, not eventual label comparisons.
14043 2008-06-16 Jan Hubicka <jh@suse.cz>
14045 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14047 (cgraph_analyze_function): Likewise.
14049 2008-06-16 Jan Hubicka <jh@suse.cz>
14051 * cgraph.h (cgraph_mark_if_needed): New function.
14052 * cgraphunit.c (cgraph_mark_if_needed): New function.
14053 * c-decl.c (duplicate_decl): Use it.
14055 2008-06-16 Jan Hubicka <jh@suse.cz>
14057 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14060 2008-06-16 Jan Hubicka <jh@suse.cz>
14062 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14064 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14065 Kazu Hirata <kazu@codesourcery.com>
14066 Maxim Kuvyrkov <maxim@codesourcery.com
14068 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14069 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14070 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14071 EXTRA_SPEC_FUNCTIONS.
14072 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14073 (DRIVER_SELF_SPECS): Adjust.
14074 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14075 * config/mips/st.h, config/mips/t-st: New.
14076 * config/mips/driver-native.c, config/mips/x-native: New.
14077 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14080 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14082 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14084 (ISA_HAS_FP_CONDMOVE): New macro.
14085 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14086 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14087 (ISA_HAS_NMADD3_NMSUB3): New macro.
14088 * config/mips/mips.c (mips_rtx_costs): Update.
14089 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14090 compiling for ST Loongson 2E/2F.
14091 (madd<mode>): Rename to madd4<mode>. Update.
14092 (madd3<mode>): New pattern.
14093 (msub<mode>): Rename to msub4<mode>. Update.
14094 (msub3<mode>): New pattern.
14095 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14096 (nmadd3<mode>): New pattern.
14097 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14098 (nmadd3<mode>_fastmath): New pattern.
14099 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14100 (nmsub3<mode>): New pattern.
14101 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14102 (nmsub3<mode>_fastmath): New pattern.
14103 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14105 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14107 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14108 (DF_REF_INSN_INFO): New.
14109 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14110 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14111 with a NULL DF_REF_INSN_INFO.
14112 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14114 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14115 DF_INSN_INFO_EQ_USES): New.
14116 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14117 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14118 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14119 * df-core.c: Update comment for above changes.
14120 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14121 DF_INSN_UID_* macros.
14122 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14123 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14124 insn rtx. Update all callers.
14125 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14126 df_ref_create_structure, df_insn_refs_collect): Likewise.
14127 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14128 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14129 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14130 macros to access the insn refs.
14131 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14132 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14133 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14134 for accessing the refs.
14135 (try_fwprop_subst): Likewise.
14136 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14137 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14138 for accessing the refs.
14139 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14140 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14141 to look at the insn refs.
14142 (record_uses): Likewise.
14143 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14145 (mark_artificial_uses): Don't mark_insn for artificial refs.
14146 (mark_reg_rependencies): Likewise.
14148 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14150 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14152 * configure: Regenerate.
14154 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14156 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14157 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14158 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14160 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14162 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14163 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14164 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14166 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14168 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14169 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14170 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14172 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14174 * tree-ssa-sccvn.c: Fix format of comments.
14176 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14178 * cgraph.c: Remove unneeded forward declarations of eq_node()
14181 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14183 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14185 (see_update_relevancy): Likewise.
14186 * fwprop.c (try_fwprop_subst): Likewise.
14187 * rtlanal.c (noop_move_p): Likewise.
14188 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14189 notes to non-existing libcall blocks.
14190 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14192 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14193 (dead_libcall_p): Remove.
14194 (delete_trivially_dead_insns): Don't use it.
14195 * web.c (union_defs): Remove comment about keeping nops.
14196 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14197 (compute_hash_table_work): Don't track libcall notes.
14198 (do_local_cprop): Don't take libcall pointers. Don't update
14200 (adjust_libcall_notes): Deleted.
14201 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14202 ever have existed in the first place).
14203 (replace_store_insn): Don't try to remove libcall notes.
14204 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14205 (resolve_reg_notes): Don't call them.
14206 (resolve_simple_move): Likewise.
14207 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14208 Don't remove REG_RETVAL notes.
14209 * emit-rtl.c (try_split): Don't update libcall notes.
14210 (emit_copy_of_insn_after): Dito.
14211 * cselib.c (cselib_current_insn_in_libcall): Remove.
14212 (cselib_process_insn): Don't set/clear it.
14213 (new_elt_loc_list): Don't record it.
14214 (cselib_init): Don't initialize it.
14215 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14216 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14218 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14219 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14220 (init_deps): Don't initialize it.
14221 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14222 * combine.c (delete_noop_moves): Don't update libcall notes.
14223 (can_combine_p): Remove now pointless #if 0 block.
14224 (try_combine): Remove another obsolete #if 0 block.
14225 (distribute_notes): Don't distribute libcall notes.
14226 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14227 * dce.c (libcall_dead_p): Remove.
14228 (delete_unmarked_insns): Don't handle libcall blocks.
14229 (preserve_libcall_for_dce): Remove.
14230 (prescan_insns_for_dce): Don't special-case libcall block insns.
14231 * reload1 (reload): Don't handle libcall notes.
14232 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14235 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14237 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14238 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14239 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14241 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14243 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14244 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14245 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14247 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14249 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14251 2008-06-16 Ira Rosen <irar@il.ibm.com>
14253 PR tree-optimization/36493
14254 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14255 the arguments list. Use VECTYPE to create vector pointer.
14256 (vectorizable_store): Fail if accesses through a pointer to vectype
14257 do not alias the original memory reference operands.
14258 Call vect_create_data_ref_ptr without the removed argument.
14259 (vectorizable_load): Likewise.
14260 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14263 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14266 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14267 reg_equiv_constant.
14269 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14271 * config/mips/loongson2ef.md: New file.
14272 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14273 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14274 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14275 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14276 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14278 (loongson2ef.md): New include.
14279 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14280 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14281 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14282 (loongson_gt_<mode>, loongson_extract_halfword)
14283 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14284 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14285 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14286 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14287 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14288 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14289 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14290 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14291 (vec_interleave_low<mode>): Define type attribute.
14292 * config/mips/mips.c (mips_ls2): New static variable.
14293 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14294 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14295 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14296 Implement target scheduling hooks.
14297 (mips_multipass_dfa_lookahead): Update to handle tuning for
14299 (mips_sched_init): Initialize data for Loongson scheduling.
14300 (mips_ls2_variable_issue): New static function.
14301 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14303 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14304 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14305 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14306 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14307 Handle ST Loongson 2E/2F cores.
14308 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14310 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14312 * omp-low.c (extract_omp_for_data): Fix comment typo.
14315 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14317 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14318 FIXME note about gcc/config.guess.
14319 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14320 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14321 * doc/cppopts.texi: Likewise.
14322 * doc/extend.texi: Likewise.
14323 * doc/gcc.texi: Likewise.
14324 * doc/gccint.texi: Likewise.
14325 * doc/gcov.texi: Likewise.
14326 * doc/gty.texi: Likewise.
14327 * doc/hostconfig.texi: Likewise.
14328 * doc/install.texi: Likewise.
14329 * doc/invoke.texi: Likewise.
14330 * doc/loop.texi: Likewise.
14331 * doc/makefile.texi: Likewise.
14332 * doc/md.texi: Likewise.
14333 * doc/passes.texi: Likewise.
14334 * doc/tm.texi: Likewise.
14335 * doc/tree-ssa.texi: Likewise.
14336 * doc/trouble.texi: Likewise.
14338 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14339 Nathan Sidwell <nathan@codesourcery.com>
14340 Maxim Kuvyrkov <maxim@codesourcery.com>
14341 Richard Sandiford <rdsandiford@googlemail.com>
14343 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14344 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14345 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14347 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14348 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14349 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14351 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14352 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14353 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14354 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14355 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14356 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14357 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14358 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14359 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14360 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14361 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14362 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14363 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14364 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14365 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14366 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14367 (mips_builtins): Add Loongson builtins.
14368 (mips_loongson_2ef_bdesc): New.
14369 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14370 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14371 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14372 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14374 (mips_expand_vector_init): New.
14375 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14376 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14378 * config/mips/mips.md: Add unspec numbers for Loongson
14379 builtins. Include loongson.md.
14380 (MOVE64): Include Loongson vector modes.
14381 (SPLITF): Include Loongson vector modes.
14382 (HALFMODE): Handle Loongson vector modes.
14383 * config/mips/loongson.md: New.
14384 * config/mips/loongson.h: New.
14385 * config.gcc: Add loongson.h header for mips*-*-* targets.
14386 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14388 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14390 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14391 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14392 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14393 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14394 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14395 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14396 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14397 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14398 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14399 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14400 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14401 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14402 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14403 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14404 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14405 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14406 Remove use_fixproto=yes.
14407 (ia64*-*-hpux*): Remove comment about using fixproto.
14408 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14410 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14412 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14414 * configure: Regenerate.
14416 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14418 PR middle-end/36520
14419 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14420 before evaluating it.
14422 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14425 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14426 nested inline functions.
14427 (start_decl, start_function): Don't invert DECL_EXTERNAL
14428 for nested inline functions.
14430 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14432 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14433 splits that must be made for correctness.
14435 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14437 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14438 (AVAIL_NON_MIPS16): Likewise.
14439 (mips_builtin_description): Replace target_flags with a predicate.
14440 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14441 (dspr2_32): New availability predicates.
14442 (MIPS_BUILTIN): New macro.
14443 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14444 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14445 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14446 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14447 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14448 (mips_dsp_32only_bdesc): Merge into...
14449 (mips_builtins): ...this new array.
14450 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14451 (mips_init_builtins): Update after above changes.
14452 (mips_expand_builtin_1): Merge into...
14453 (mips_expand_builtin): ...here and update after above changes.
14455 2008-06-12 Paul Brook <paul@codesourcery.com>
14457 * longlong.h (__arm__): Define count_leading_zeros.
14458 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14459 (clzsi2, clzdi2): New functions.
14460 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14461 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14462 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14463 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14464 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14465 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14466 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14467 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14468 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14469 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14471 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14473 * config/m68k/m68k.c (m68k_tune_flags): New.
14474 (override_options): Compute m68k_tune_flags.
14475 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14476 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14478 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14480 PR middle-end/36506
14481 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14483 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14485 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14486 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14488 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14490 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14491 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14493 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14495 PR middle-end/36506
14496 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14499 2008-06-12 Richard Guenther <rguenther@suse.de>
14501 PR tree-optimization/36345
14502 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14503 add memory_tag_needed flag.
14504 (may_alias_p): Declare.
14505 * tree-ssa-alias.c (may_alias_p): Export.
14506 (set_initial_properties): Use memory_tag_needed flag.
14507 (update_reference_counts): Likewise.
14508 (reset_alias_info): Reset memory_tag_needed flag.
14509 (create_name_tags): Check memory_tag_needed flag.
14510 (dump_points_to_info_for): Dump it.
14511 * tree-ssa-structalias.c (struct variable_info): Remove
14512 directly_dereferenced flag.
14513 (new_var_info): Do not initialize it.
14514 (process_constraint_1): Do not set it.
14515 (update_alias_info): Set is_dereferenced flag.
14516 (set_uids_in_ptset): Use may_alias_p.
14517 (set_used_smts): Check memory_tag_needed flag.
14518 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14519 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14520 memory_tag_needed flag.
14521 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14522 from broken design.
14524 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14526 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14527 red zone for w64 abi.
14528 (ix86_expand_prologue): Likewise.
14529 (ix86_force_to_memory): Likewise.
14530 (ix86_free_from_memory): Likewise.
14532 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14535 * config/rs6000/rs6000.c (rs6000_override_options): Set
14536 rs6000_isel conditionally to the absence of comand line override.
14537 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14538 Remove duplicate rs6000_isel setting.
14539 * config/rs6000/eabispe.h: Ditto.
14541 2008-06-11 Richard Guenther <rguenther@suse.de>
14543 * alias.c (get_alias_set): Use the element alias-set for arrays.
14544 (record_component_aliases): For arrays and vectors do nothing.
14545 * c-common.c (strict_aliasing_warning): Handle the cases
14546 of alias set zero explicitly.
14547 * Makefile.in (dfp.o-warn): Add -Wno-error.
14549 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14551 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14553 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14554 tune_32 tune_64 to supported_defaults. Allow values not
14555 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14556 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14557 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14558 with_cpu_64 to generic for 64-bit-supporting configurations, not
14559 with_cpu. Remove FIXMEs.
14560 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14561 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14562 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14563 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14564 arch_32 and arch_64.
14566 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14567 Olivier Hainque <hainque@adacore.com>
14569 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14570 Use DECL_SIZE_UNIT to retrieve the size of the field.
14572 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14574 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14575 with function calls after declarations. Lay out
14576 neon_float_type_node before further use.
14578 2008-06-11 Richard Guenther <rguenther@suse.de>
14580 * tree-flow.h (may_point_to_global_var): Declare.
14581 * tree-ssa-alias.c (may_point_to_global_var): New function.
14582 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14584 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14586 * configure.ac: Teach that fido supports .debug_line.
14587 * configure: Regenerate.
14589 2008-06-10 Tom Tromey <tromey@redhat.com>
14591 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14594 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14596 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14597 (encode_decimal64, decode_decimal64, encode_decimal128,
14598 decode_decimal128): Reverse order of 32-bit parts of value if host
14599 and target endianness differ.
14601 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14603 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14604 Avoid division by 0.
14605 (tree_mod_pow2_value_transform): Likewise.
14606 (tree_ic_transform): Likewise.
14607 (tree_stringops_transform): Likewise.
14608 (tree_mod_subtract_transform): Likewise.
14609 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14610 (copy_edges_for_bb): Likewise.
14611 (initialize_cfun): Likewise.
14613 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14615 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14616 nonmemory_operand. Add "N" operand constraint.
14618 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14619 (*jcc_btsi_mask): Ditto.
14620 (*jcc_btsi_mask_1): Ditto.
14622 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14624 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14625 TYPE_CANONICAL for copied element type.
14627 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14630 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14631 Add m_CORE2 and m_GENERIC.
14632 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14633 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14635 (*jcc_btdi_rex64): New instruction and split pattern.
14636 (*jcc_btsi): Ditto.
14637 (*jcc_btsi_1): Ditto.
14638 (*btsq): Fix Intel asm dialect operand order.
14642 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14644 PR middle-end/36447
14645 * simplify-rtx.c (simplify_subreg): Add check for shift count
14648 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14650 * doc/md.texi: Synchronize with later constraints.md change.
14651 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14652 with a C implementation.
14653 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14655 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14656 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14657 when moving to and from MD_REGNUM.
14658 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14659 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14660 Handle byte and halfword moves.
14661 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14663 * config/mips/constraints.md (h): Turn into NO_REGS.
14664 (l, x): Update documentation.
14665 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14666 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14667 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14668 (HILO): New mode iterator.
14670 (any_div): New code iterator.
14671 (u): Extend code attribute to div and udiv.
14672 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14673 d_operand in the splitters. Remove redundant CONST_INT checks.
14674 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14675 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14676 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14677 accordingly, using normal moves instead of unspecs to move LO into
14678 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14679 (<u>mulsidi3): Handle expansion in C code.
14680 (<u>mulsidi3_32bit_internal): Rename to...
14681 (<u>mulsidi3_32bit): ...this.
14682 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14683 (*<u>mulsidi3_64bit): Rename to...
14684 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14685 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14686 to set LO and HI to the multiplication result. Use a normal move
14687 for MFLO and an unspec for MFHI.
14688 (*<u>mulsidi3_64bit_parts): Replace with...
14689 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14690 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14691 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14692 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14693 instead of HI. Split the instruction into a separate multiplication
14694 and MFHI if !TARGET_FIX_R4000.
14695 (<su>muldi3_highpart): Likewise.
14696 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14697 and the "=h" clobber.
14698 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14699 (<u>mulditi3): New expander.
14700 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14701 (madsi): Remove "=h" clobber.
14702 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14703 Force the modulus result to be a GPR and split the instruction into
14704 a division followed by an MFHI after reload.
14705 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14706 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14707 the MIPS16 HIGH define_split.
14708 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14709 of acc<->gpr moves to "multi".
14710 (*movdi_64bit): Replace the single "x" alternative with
14711 alternatives for moving into and out of "a".
14712 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14713 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14714 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14715 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14716 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14717 (movti): New expander.
14718 (*movti, *movti_mips16): New insns.
14719 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14720 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14721 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14722 * config/mips/predicates.md (fpr_operand): Delete.
14723 (d_operand): New predicate.
14725 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14727 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14728 failure on some Bourne shells.
14729 (x86_64-*-*): Ditto.
14731 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14733 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14735 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14737 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14738 (sparc-sun-solaris2*): Likewise.
14740 2008-06-09 Arnaud Charlet <charlet@adacore.com
14742 * doc/install.texi: Update requirements to build the Ada compiler.
14744 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14746 * df-scan.c (struct df_scan_problem_data): Remove the
14747 mw_link_pool alloc pool.
14748 (df_scan_free_internal): Don't free it.
14749 (df_scan_alloc): Don't allocate it.
14750 * df.h (struct df_link): Update comment.
14752 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14754 * except.h: Correct checks for when SJLJ exceptions must be used.
14756 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14758 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14761 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14763 PR tree-optimization/36218
14764 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14765 configure for the build system.
14766 (BUILD_LDFLAGS): Define.
14767 * configure: Regenerate.
14768 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14770 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14773 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14774 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14775 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14777 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14779 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14781 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14783 * config.gcc (Obsolete configurations): Remove list of
14785 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14786 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14787 targets matched by those patterns.
14788 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14789 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14790 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14791 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14792 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14793 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14794 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14795 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14796 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14797 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14798 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14799 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14800 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14801 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14802 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14803 Make code for Solaris 7 and greater unconditional for Solaris.
14804 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14805 Remove --with-* handling.
14806 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14807 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14808 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14809 LINK_OS_WINDISS_SPEC): Remove.
14810 * config/rs6000/sysv4.opt (mwindiss): Remove.
14811 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14812 * configure: Regenerate.
14813 * doc/cpp.texi: Don't mention BeOS.
14814 * doc/extend.texi (interrupt): Don't mention MS1.
14815 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14816 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14817 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14818 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14819 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14821 * doc/invoke.texi (MT Options): Remove.
14822 (-mwindiss): Remove.
14823 (CRIS Options): Remove cris-axis-aout references.
14824 (HPPA Options): Don't mention hppa1.1-*-pro.
14825 * doc/md.texi: (MorphoTech family): Remove.
14826 * libgcc2.c: Don't handle UWIN.
14827 * config/alpha/t-unicosmk: Remove.
14828 * config/alpha/unicosmk.h: Remove.
14829 * config/arm/kaos-arm.h: Remove.
14830 * config/arm/kaos-strongarm.h: Remove.
14831 * config/arm/strongarm-coff.h: Remove.
14832 * config/arm/strongarm-elf.h: Remove.
14833 * config/arm/strongarm-pe.h: Remove.
14834 * config/arm/t-strongarm-pe: Remove.
14835 * config/arm/t-xscale-coff: Remove.
14836 * config/arm/t-xscale-elf: Remove.
14837 * config/arm/xscale-coff.h: Remove.
14838 * config/arm/xscale-elf.h: Remove.
14839 * config/chorus.h: Remove.
14840 * config/cris/aout.h: Remove.
14841 * config/cris/aout.opt: Remove.
14842 * config/cris/t-aout: Remove.
14843 * config/i386/beos-elf.h: Remove.
14844 * config/i386/kaos-i386.h: Remove.
14845 * config/i386/ptx4-i.h: Remove.
14846 * config/i386/sco5.h: Remove.
14847 * config/i386/sco5.opt: Remove.
14848 * config/i386/sysv4-cpp.h: Remove.
14849 * config/i386/sysv5.h: Remove.
14850 * config/i386/t-beos: Remove.
14851 * config/i386/t-sco5: Remove.
14852 * config/i386/t-uwin: Remove.
14853 * config/i386/uwin.asm: Remove.
14854 * config/i386/uwin.h: Remove.
14855 * config/kaos.h: Remove.
14856 * config/mips/windiss.h: Remove.
14857 * config/mt: Remove directory.
14858 * config/pa/pa-osf.h: Remove.
14859 * config/pa/pa-pro-end.h: Remove.
14860 * config/pa/t-pro: Remove.
14861 * config/ptx4.h: Remove.
14862 * config/rs6000/beos.h: Remove.
14863 * config/rs6000/kaos-ppc.h: Remove.
14864 * config/rs6000/t-beos: Remove.
14865 * config/rs6000/windiss.h: Remove.
14866 * config/sh/kaos-sh.h: Remove.
14867 * config/sol2-6.h: Remove.
14868 * config/sparc/sol26-sld.h: Remove.
14869 * config/sparc/sysv4-only.h: Remove.
14870 * config/vax/bsd.h: Remove.
14871 * config/vax/t-memfuncs: Remove.
14872 * config/vax/ultrix.h: Remove.
14873 * config/vax/vaxv.h: Remove.
14874 * config/windiss.h: Remove.
14876 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14878 PR rtl-optimization/36438
14879 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14880 for vector shifts with constant scalar shift operands.
14882 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14884 * doc/invoke.texi: Document -march=xlr.
14885 * config/mips/xlr.md: New file.
14886 * config/mips/mips.md: Include it.
14888 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14889 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14890 (mips_rtx_cost_data): Likewise.
14892 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14894 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14895 PRE_INC and PRE_DEC cases.
14897 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14899 PR rtl-optimization/36419
14900 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14901 the emitting jump insn.
14904 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14905 is not bool, boolify the whole *expr_p and convert to the desired type.
14907 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14909 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14910 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14911 Add omp_private_outer_ref hook, add another argument to
14912 omp_clause_default_ctor hook.
14913 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14914 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14915 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14916 hook_tree_tree_tree_tree_null.
14917 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14918 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14919 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14920 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14921 * tree.def (OMP_TASK): New tree code.
14922 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14923 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14924 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14925 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14926 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14927 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14928 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14929 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14930 (OMP_DIRECTIVE_P): Add OMP_TASK.
14931 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14932 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14933 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14934 and OMP_CLAUSE_UNTIED entries.
14935 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14937 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14938 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14939 * tree-pretty-print.c (dump_omp_clause): Handle
14940 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14941 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14942 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14943 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14944 warning about unsigned iterators. Change decl/init/cond/incr
14945 arguments to TREE_VECs, check arguments for all collapsed loops.
14946 (c_finish_omp_taskwait): New function.
14947 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14949 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14950 default_function_array_conversion on init. Add par_clauses argument.
14951 If decl is present in parallel's lastprivate clause, change it to
14952 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14953 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14954 collapse count in clauses.
14955 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14956 c_parser_omp_for_loop callers.
14957 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14958 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14959 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14960 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14962 (c_parser_omp_clause_schedule): Handle schedule(auto).
14963 Include correct location in the error message.
14964 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14965 and PRAGMA_OMP_CLAUSE_UNTIED.
14966 (OMP_TASK_CLAUSE_MASK): Define.
14967 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14968 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14969 * tree-nested.c (convert_nonlocal_omp_clauses,
14970 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14971 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14972 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14973 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14975 (conver_nonlocal_reference, convert_local_reference,
14976 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14977 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14978 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14979 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14980 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14981 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14982 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14983 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14984 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14986 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14987 * c-common.h (c_finish_omp_taskwait): New prototype.
14988 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14989 * tree-parloops.c (create_parallel_loop): Create 1 entry
14990 vectors for OMP_FOR_{INIT,COND,INCR}.
14991 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14992 (make_edges): Handle OMP_TASK.
14993 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14994 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14995 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14996 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14997 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14998 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14999 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15000 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15001 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15002 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15003 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15004 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15005 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15006 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15007 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15008 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15009 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15010 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15011 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15012 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15013 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15014 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15015 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15016 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15017 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15018 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15019 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15020 original iterator is present in lastprivate clause or if
15021 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15022 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15023 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15024 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15025 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15026 if it is set, lookup var in outer contexts too. Handle
15027 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15028 to be implicitly determined firstprivate for task regions.
15029 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15030 if it is set, lookup var in outer contexts too. Set
15031 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15032 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15033 OMP_CLAUSE_UNTIED. Take region_type as last argument
15034 instead of in_parallel and in_combined_parallel.
15035 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15037 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15038 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15039 (new_omp_context): Set default_kind to
15040 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15041 (omp_region_type): New enum.
15042 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15043 fields, add region_type.
15044 (new_omp_context): Take region_type as argument instead of is_parallel
15045 and is_combined_parallel.
15046 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15047 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15048 ctx->is_combined_parallel checks.
15049 (gimplify_omp_task): New function.
15050 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15052 * omp-low.c (extract_omp_for_data): Use schedule(static)
15053 for schedule(auto). Handle pointer and unsigned iterators.
15054 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15055 Add loops argument. Extract data for collapsed OMP_FOR loops.
15056 (expand_parallel_call): Assert sched_kind isn't auto,
15057 map runtime schedule to index 3.
15058 (struct omp_for_data_loop): New type.
15059 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15060 Add loop, loops, collapse and iter_type fields.
15061 (workshare_safe_to_combine_p): Disallow combined for if
15062 iter_type is unsigned long long. Don't combine collapse > 1 loops
15063 unless all bounds and steps are constant. Adjust extract_omp_for_data
15065 (expand_omp_for_generic): Handle pointer, unsigned and long long
15066 iterators. Handle collapsed OMP_FOR loops. Adjust
15067 for struct omp_for_data changes. If libgomp function doesn't return
15068 boolean_type_node, add comparison of the return value with 0.
15069 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15070 pointer, unsigned and long long iterators. Adjust for struct
15071 omp_for_data changes.
15072 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15073 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15074 unsigned long long. Allocate loops array, pass it to
15075 extract_omp_for_data. For collapse > 1 loops use always
15076 expand_omp_for_generic.
15077 (omp_context): Add sfield_map and srecord_type fields.
15078 (is_task_ctx, lookup_sfield): New functions.
15079 (use_pointer_for_field): Use is_task_ctx helper. Change first
15080 argument's type from const_tree to tree. Clarify comment.
15081 In OMP_TASK disallow copy-in/out sharing.
15082 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15083 (install_var_field): Add mask argument. Populate both record_type
15084 and srecord_type if needed.
15085 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15087 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15088 and DECL_FIELD_OFFSET.
15089 (scan_sharing_clauses): Adjust install_var_field callers. For
15090 firstprivate clauses on explicit tasks allocate the var by value in
15091 record_type unconditionally, rather than by reference.
15092 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15093 Use is_taskreg_ctx instead of is_parallel_ctx.
15094 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15095 (create_omp_child_function_name): Add task_copy argument, use
15096 *_omp_cpyfn* names if it is true.
15097 (create_omp_child_function): Add task_copy argument, if true create
15098 *_omp_cpyfn* helper function.
15099 (scan_omp_parallel): Adjust create_omp_child_function callers.
15100 Rename parallel_nesting_level to taskreg_nesting_level.
15101 (scan_omp_task): New function.
15102 (lower_rec_input_clauses): Don't run constructors for firstprivate
15103 explicit task vars which are initialized by *_omp_cpyfn*.
15104 Pass outer var ref to omp_clause_default_ctor hook if
15105 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15106 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15107 OMP_CLAUSE_REDUCTION_INIT.
15108 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15109 avoid duplicate setting of fields. Handle
15110 OMP_CLAUSE_PRIVATE_OUTER_REF.
15111 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15112 copy-out if TREE_READONLY, only copy-in.
15113 (expand_task_copyfn): New function.
15114 (expand_task_call): New function.
15115 (struct omp_taskcopy_context): New type.
15116 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15118 (lower_omp_parallel): Rename to...
15119 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15120 Call create_task_copyfn if srecord_type is needed. Adjust
15122 (task_shared_vars): New variable.
15123 (check_omp_nesting_restrictions): Warn if work-sharing,
15124 barrier, master or ordered region is closely nested inside OMP_TASK.
15125 Add warnings for barrier if closely nested inside of work-sharing,
15126 ordered, or master region.
15127 (scan_omp_1): Call check_omp_nesting_restrictions even for
15128 GOMP_barrier calls. Rename parallel_nesting_level to
15129 taskreg_nesting_level. Handle OMP_TASK.
15130 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15131 work-sharing construct, continue looking for them on parent parallel
15133 (lower_omp_for_lastprivate): Add lastprivate clauses
15134 to the beginning of dlist rather than end. Adjust for struct
15135 omp_for_data changes.
15136 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15137 not after it. Handle collapsed OMP_FOR loops, adjust for
15138 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15139 (get_ws_args_for): Adjust extract_omp_for_data caller.
15140 (scan_omp_for): Handle collapsed OMP_FOR
15141 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15142 (lower_omp_single_simple): If libgomp function doesn't return
15143 boolean_type_node, add comparison of the return value with 0.
15144 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15145 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15146 (parallel_nesting_level): Rename to...
15147 (taskreg_nesting_level): ... this.
15148 (is_taskreg_ctx): New function.
15149 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15150 of is_parallel_ctx.
15151 (execute_lower_omp): Rename parallel_nesting_level to
15152 taskreg_nesting_level.
15153 (expand_omp_parallel): Rename to...
15154 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15155 Call omp_task_call for OMP_TASK regions.
15156 (expand_omp): Adjust caller, handle OMP_TASK.
15157 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15159 * bitmap.c (bitmap_default_obstack_depth): New variable.
15160 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15161 if argument is NULL and bitmap_default_obstack is already initialized.
15162 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15164 * matrix-reorg.c (matrix_reorg): Likewise.
15166 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15168 * config/i386/i386.md (*indirect_jump): Macroize using P
15169 mode iterator. Remove !TARGET_64BIT from insn constraints.
15170 (*tablejump_1): Ditto.
15171 (*indirect_jump_rex64): Remove insn pattern.
15172 (*tablejump_1_rex64): Ditto.
15173 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15174 and eh_return_si insn patterns.
15176 2008-06-06 Richard Guenther <rguenther@suse.de>
15178 * tree-ssa-structalias.c (merge_smts_into): Remove.
15179 (find_what_p_points_to): Do not bother to compute the
15180 points-to set for pt_anything pointers.
15181 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15182 for pt_anything pointers is ok.
15184 2008-06-06 Jan Hubicka <jh@suse.cz>
15186 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15188 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15190 * cgraph.c: Fix typos in comments.
15191 (cgraph_availability_names): Fix string typo.
15192 * fold-const.c: Fix typos in comments.
15193 (fold_binary): Fix typo in warning.
15194 * genautomata.c: Fix typos in comments.
15195 (check_presence_pattern_sets): Fix typo in local variable.
15196 (output_description): Fix typo in output.
15197 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15198 * hwint.h: Likewise.
15199 * matrix-reorg.c (check_allocation_function): Likewise.
15200 * omega.c (smooth_weird_equations): Likewise.
15201 * auto-inc-dec.c: Fix typos in comments.
15202 * bb-reorder.c: Likewise.
15203 * builtins.c: Likewise.
15204 * c-common.c: Likewise.
15205 * c-cppbuiltin.c: Likewise.
15206 * c-parser.c: Likewise.
15207 * c-pretty-print.c: Likewise.
15208 * cfgcleanup.c: Likewise.
15209 * cfgexpand.c: Likewise.
15210 * cfghooks.c: Likewise.
15211 * cfglayout.c: Likewise.
15212 * cfgloopmanip.c: Likewise.
15213 * cgraphunit.c: Likewise.
15214 * coverage.c: Likewise.
15215 * dbxout.c: Likewise.
15216 * df-byte-scan.c: Likewise.
15217 * df-core.c: Likewise.
15218 * df-problems.c: Likewise.
15219 * df-scan.c: Likewise.
15221 * dominance.c: Likewise.
15222 * domwalk.c: Likewise.
15224 * dwarf2out.c: Likewise.
15225 * emit-rtl.c: Likewise.
15226 * et-forest.c: Likewise.
15227 * function.c: Likewise.
15228 * function.h: Likewise.
15230 * gcov-io.c: Likewise.
15231 * gcov.c: Likewise.
15232 * gcse.c: Likewise.
15233 * genattrtab.c: Likewise.
15234 * ggc-page.c: Likewise.
15235 * gimplify.c: Likewise.
15236 * gthr-lynx.h: Likewise.
15237 * haifa-sched.c: Likewise.
15238 * ipa-cp.c: Likewise.
15239 * ipa-inline.c: Likewise.
15240 * ipa-prop.h: Likewise.
15241 * ipa-pure-const.c: Likewise.
15242 * ipa-struct-reorg.c: Likewise.
15243 * ipa-struct-reorg.h: Likewise.
15244 * ipa-type-escape.c: Likewise.
15246 * loop-doloop.c: Likewise.
15247 * mips-tfile.c: Likewise.
15248 * mkmap-flat.awk: Likewise.
15249 * mkmap-symver.awk: Likewise.
15250 * modulo-sched.c: Likewise.
15251 * omp-low.c: Likewise.
15252 * optabs.c: Likewise.
15253 * optabs.h: Likewise.
15254 * opts.c: Likewise.
15255 * passes.c: Likewise.
15256 * postreload-gcse.c: Likewise.
15257 * postreload.c: Likewise.
15258 * predict.c: Likewise.
15259 * pretty-print.h: Likewise.
15260 * profile.c: Likewise.
15261 * protoize.c: Likewise.
15262 * ra-conflict.c: Likewise.
15263 * real.c: Likewise.
15264 * recog.c: Likewise.
15265 * regclass.c: Likewise.
15266 * regs.h: Likewise.
15267 * reload.c: Likewise.
15268 * rtl-error.c: Likewise.
15269 * rtlanal.c: Likewise.
15270 * scan.h: Likewise.
15271 * sched-rgn.c: Likewise.
15273 * stmt.c: Likewise.
15274 * target.h: Likewise.
15275 * tree-dfa.c: Likewise.
15276 * tree-eh.c: Likewise.
15277 * tree-flow-inline.h: Likewise.
15278 * tree-inline.c: Likewise.
15279 * tree-into-ssa.c: Likewise.
15280 * tree-loop-distribution.c: Likewise.
15281 * tree-nested.c: Likewise.
15282 * tree-parloops.c: Likewise.
15283 * tree-pass.h: Likewise.
15284 * tree-pretty-print.c: Likewise.
15285 * tree-profile.c: Likewise.
15286 * tree-scalar-evolution.c: Likewise.
15287 * tree-sra.c: Likewise.
15288 * tree-ssa-alias-warnings.c: Likewise.
15289 * tree-ssa-ccp.c: Likewise.
15290 * tree-ssa-coalesce.c: Likewise.
15291 * tree-ssa-dom.c: Likewise.
15292 * tree-ssa-dse.c: Likewise.
15293 * tree-ssa-forwprop.c: Likewise.
15294 * tree-ssa-live.c: Likewise.
15295 * tree-ssa-live.h: Likewise.
15296 * tree-ssa-loop-im.c: Likewise.
15297 * tree-ssa-loop-ivopts.c: Likewise.
15298 * tree-ssa-loop-niter.c: Likewise.
15299 * tree-ssa-loop-prefetch.c: Likewise.
15300 * tree-ssa-phiopt.c: Likewise.
15301 * tree-ssa-phiprop.c: Likewise.
15302 * tree-ssa-sccvn.c: Likewise.
15303 * tree-ssa-ter.c: Likewise.
15304 * tree-ssa-threadupdate.c: Likewise.
15305 * tree-ssa.c: Likewise.
15306 * tree-vect-analyze.c: Likewise.
15307 * tree-vect-transform.c: Likewise.
15308 * tree-vectorizer.c: Likewise.
15309 * tree-vn.c: Likewise.
15310 * tree-vrp.c: Likewise.
15311 * tree.c: Likewise.
15312 * tree.def: Likewise.
15313 * tree.h: Likewise.
15314 * unwind-dw2-fde.c: Likewise.
15315 * unwind.inc: Likewise.
15316 * value-prof.c: Likewise.
15317 * vmsdbgout.c: Likewise.
15319 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15321 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15322 always place FP constants in the TOC for TARGET_POWERPC64.
15323 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15325 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15327 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15328 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15329 enable for TARGET_E500_DOUBLE.
15330 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15331 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15332 floating-point modes like integer modes for E500 double.
15333 (rs6000_legitimate_offset_address_p): Likewise.
15334 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15335 addressing for DDmode for E500 double.
15336 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15337 modes as using 64-bits of registers for E500 double.
15338 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15339 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15340 specially for E500 double.
15341 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15342 TDmode for E500 double.
15343 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15344 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15345 (rs6000_split_multireg_move): Do not handle TDmode specially for
15347 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15348 using 64-bit registers for E500 double.
15349 (emit_frame_save): Do not handle DDmode specially for E500 double.
15350 (gen_frame_mem_offset): Likewise.
15351 (rs6000_function_value): Do not call spe_build_register_parallel
15352 for DDmode or TDmode.
15353 (rs6000_libcall_value): Likewise.
15354 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15355 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15358 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15360 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15363 2008-06-04 Junjie Gu <jgu@tensilica.com>
15365 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15366 comparison for frame pointers.
15368 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15371 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15373 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15376 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15377 register is already smaller or equal to required mode.
15379 2008-06-04 Xinliang David Li <davidxl@google.com>
15381 * tree-call-cdce.c: New file.
15382 (cond_dead_built_in_calls): New static variable.
15383 (input_domain): New struct.
15384 (check_pow): New function.
15385 (check_builtin_call): Ditto.
15386 (check_target_format): Ditto.
15387 (is_call_dce_candidate): Ditto.
15388 (gen_one_condition): Ditto.
15389 (gen_conditions_for_domain): Ditto.
15390 (get_domain): Ditto.
15391 (gen_conditions_for_pow_cst_base): Ditto.
15392 (gen_conditions_for_pow_int_base): Ditto.
15393 (gen_conditions_for_pow): Ditto.
15394 (get_no_error_domain): Ditto.
15395 (gen_shrink_wrap_conditions): Ditto.
15396 (shrink_wrap_one_built_in_call): Ditto.
15397 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15398 (tree_call_cdce): Ditto.
15399 (gate_call_cdce): Ditto.
15400 (pass_call_cdce): New gimple pass.
15401 * passes.c: (init_optimization_passes): New pass.
15402 * tree-pass.h: New pass declaration.
15403 * opts.c (decode_options): New flag setting.
15404 * common.opt: Add -ftree-builtin-call-dce flag.
15405 * Makefile.in: Add new source file.
15406 * tempvar.def: New tv_id.
15407 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15409 2008-06-04 Richard Guenther <rguenther@suse.de>
15411 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15412 (is_call_clobbered): Always check var_ann->call_clobbered.
15413 (mark_call_clobbered): Always set var_ann->call_clobbered.
15414 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15415 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15416 (reset_alias_info): Clear call clobbering info on MTAGs and
15418 (set_pt_anything): Set pt_global_mem.
15419 (create_tag_raw): Adjust comment.
15420 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15422 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15423 Maxim Kuvyrkov <maxim@codesourcery.com>
15425 * config/m68k/m68k.opt (mxgot): New option.
15426 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15427 (m68k_output_addr_const_extra): New.
15428 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15429 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15430 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15431 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15433 2008-06-04 Richard Guenther <rguenther@suse.de>
15435 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15436 negative or non-representable offsets.
15438 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15440 * config/i386/i386.c (ix86_gen_leave): New.
15441 (ix86_gen_pop1): Likewise.
15442 (ix86_gen_add3): Likewise.
15443 (ix86_gen_sub3): Likewise.
15444 (ix86_gen_sub3_carry): Likewise.
15445 (ix86_gen_one_cmpl2): Likewise.
15446 (ix86_gen_monitor): Likewise.
15447 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15448 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15449 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15450 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15451 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15452 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15453 (ix86_expand_epilogue): Updated.
15454 (print_operand): Handle integer register operand for 'z'.
15455 (ix86_expand_strlensi_unroll_1): Likewise.
15456 (ix86_expand_strlen): Likewise.
15457 (ix86_expand_builtin): Likewise.
15458 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15459 mov{q}/mov{l} and add{q}/add{l}.
15461 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15463 * config/i386/i386.md (P): New mode iterator.
15464 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15465 using P mode iterator.
15466 (DFmode push_operand splitter): Ditto.
15467 (XFmode push_operand splitter): Ditto.
15468 (DFmode float_extend SFmode push_operand splitter): Ditto.
15469 (XFmode float_extend SFmode push_operand splitter): Do not generate
15470 SImode pushes for 64bit target. Macroize Dimode and SImode
15471 pushes using P mode iterator.
15472 (XFmode float_extend DFmode push_operand splitter): Ditto.
15474 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15476 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15477 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15478 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15479 return type to int.
15480 (ix86_call_abi_override): Remove check for call_used_regs.
15482 2008-06-03 Richard Guenther <rguenther@suse.de>
15484 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15485 for the lhs of calls if the return type contains pointers.
15487 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15489 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15490 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15491 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15492 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15493 of cfun and DEFAULT_ABI to deceide abi mode.
15494 (DEFAULT_ABI): New.
15495 (REG_PARM_STACK_SPACE): Removed.
15496 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15497 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15498 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15499 (ix86_function_abi): Likewise.
15500 (ix86_function_type_abi): Likewise.
15501 (ix86_call_abi_override): Likewise.
15502 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15503 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15504 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15505 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15507 (X86_64_REGPARM_MAX): New.
15508 (X86_64_SSE_REGPARM_MAX): New.
15509 (X64_REGPARM_MAX): New.
15510 (X64_SSE_REGPARM_MAX): New.
15511 (X86_32_REGPARM_MAX): New.
15512 (X86_32_SSE_REGPARM_MAX): New.
15513 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15514 (ix86_function_regparm): Handle user calling abi.
15515 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15516 by DEFAULT_ABI versus SYSV_ABI check.
15517 (ix86_reg_parm_stack_space): New.
15518 (ix86_function_type_abi): New.
15519 (ix86_call_abi_override): New.
15520 (ix86_function_abi): New.
15521 (ix86_cfun_abi): New.
15522 (init_cumulative_args): Call abi specific initialization.
15523 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15524 (function_arg_64): Extend SSE_REGPARM_MAX check.
15525 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15526 (ix86_pass_by_reference): Likewise.
15527 (ix86_function_value_regno_p): Likewise.
15528 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15529 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15530 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15531 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15532 (setup_incoming_varargs_64): Adjust regparm for call abi.
15533 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15534 (ix86_va_start): Likewise.
15535 (ix86_gimplify_va_arg): Likewise.
15536 (ix86_expand_prologue): Likewise.
15537 (output_pic_addr_const): Likewise.
15538 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15539 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15540 (x86_output_mi_thunk): Likewise.
15541 (x86_function_profiler): Likewise.
15542 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15543 (SYSV_ABI, MS_ABI): New constants.
15544 (DEFAULT_ABI): New.
15545 (init_regs): Add prototype of function in regclass.c file.
15546 (OVERRIDE_ABI_FORMAT): New.
15547 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15548 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15549 (OUTGOING_REG_PARM_STACK_SPACE): New.
15550 (ix86_reg_parm_stack_space): New prototype.
15551 (CUMULATIVE_ARGS): Add call_abi member.
15552 (machine_function): Add call_abi member.
15553 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15554 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15556 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15559 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15560 (avr_builtin_setjmp_frame_value): New function.
15561 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15562 (nonlocal_goto): Define.
15564 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15566 * config/mips/mips.c (mips_emit_loadgp): Return early if
15567 there is nothing do to, otherwise emit a blockage if
15568 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15569 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15571 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15573 * configure.ac: Drop unneeded backslash ending up in config.in.
15574 * acinclude.m4: Likewise.
15575 * config.in: Regenerate.
15577 2008-05-26 Jan Hubicka <jh@suse.cz>
15579 * predict.c (maybe_hot_frequency_p): Break out of...
15580 (maybe_hot_bb_p): ... here.
15581 (maybe_hot_edge_p): New.
15582 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15583 * basic-block.h (maybe_hot_edge_p): Declare.
15585 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15587 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15588 (*cmpfp_<mode>_cc): Ditto.
15589 (*fp_jcc_8<mode>_387): Ditto.
15590 (*fop_<MODEF:mode>_2_i387): Ditto.
15591 (*fop_<MODEF:mode>_3_i387): Ditto.
15592 (*fop_xf_2_i387): Ditto.
15593 (*fop_xf_3_i387): Ditto.
15595 2008-06-02 Tomas Bily <tbily@suse.cz>
15597 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15599 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15601 * config/mips/mips.c (mips_valid_offset_p): New function.
15602 (mips_valid_lo_sum_p): Likewise.
15603 (mips_classify_address): Use them.
15604 (mips_force_address): New function.
15605 (mips_legitimize_address): Use it.
15606 * config/mips/mips.md (MOVE128): New mode iterator.
15607 (movtf): Require TARGET_64BIT. Remove empty strings.
15608 (*movtf_internal): Rename to...
15609 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15610 of "R" and use {,fp}{load,store} attributes instead of "multi".
15611 Use a separate define_split.
15612 (*movtf_mips16): New pattern.
15614 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15616 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15617 * config/mips/mips.c (mips_expand_before_return): New function.
15618 (mips_expand_epilogue): Call it.
15619 * config/mips/mips.md (return): Turn into a define_expand.
15620 (*return): New insn.
15622 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15624 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15625 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15626 functions. Do not emit uses and clobbers of CONCATs; individually
15627 use and clobber their operands.
15628 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15629 gen_clobber, emit_use and gen_use.
15630 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15631 (expand_builtin_return): Likewise.
15632 * cfgbuild.c (count_basic_blocks): Likewise.
15633 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15634 * explow.c (emit_stack_restore): Likewise.
15635 * expmed.c (extract_bit_field_1): Likewise.
15636 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15637 (emit_move_multi_word, store_constructor): Likewise.
15638 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15639 (thread_prologue_and_epilogue_insns): Likewise.
15640 * lower-subreg.c (resolve_simple_move): Likewise.
15641 * optabs.c (widen_operand, expand_binop): Likewise.
15642 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15643 * reload.c (find_reloads): Likewise.
15644 * reload1.c (eliminate_regs_in_insn): Likewise.
15645 * stmt.c (expand_nl_goto_receiver): Likewise.
15646 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15647 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15648 * config/arm/arm.c (arm_load_pic_register): Likewise.
15649 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15650 * config/arm/arm.md (untyped_return): Likewise.
15651 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15652 * config/avr/avr.c (expand_prologue): Likewise.
15653 * config/bfin/bfin.c (do_unlink): Likewise.
15654 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15655 * config/cris/cris.c (cris_expand_prologue): Likewise.
15656 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15657 (machopic_legitimize_pic_address): Likewise.
15658 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15659 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15660 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15661 (ix86_expand_convert_uns_didf_sse): Likewise.
15662 (ix86_expand_vector_init_general): Likewise.
15663 * config/ia64/ia64.md (eh_epilogue): Likewise.
15664 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15665 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15666 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15667 (config/iq2000/iq2000.c): Likewise.
15668 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15669 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15670 (builtin_longjmp): Likewise.
15671 * config/mn10300/mn10300.md (call, call_value): Likewise.
15672 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15673 * config/pdp11/pdp11.md (abshi2): Likewise.
15674 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15675 * config/s390/s390.c (s390_emit_prologue): Likewise.
15676 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15677 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15678 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15679 * config/sh/sh.c (prepare_move_operands): Likewise.
15680 (output_stack_adjust, sh_expand_epilogue): Likewise.
15681 (sh_set_return_address, sh_expand_t_scc): Likewise.
15682 * config/sparc/sparc.c (load_pic_register): Likewise.
15683 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15684 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15685 * config/v850/v850.c (expand_epilogue): Likewise.
15687 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15689 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15690 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15691 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15692 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15693 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15694 stack pointer register.
15695 (output_movhi): Remove code for interrupt specific writing to the
15696 stack pointer register.
15698 2008-05-31 Richard Guenther <rguenther@suse.de>
15700 PR tree-optimization/34244
15701 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15702 (tree_expr_nonzero_warnv_p): Likewise.
15703 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15704 ssa_name_nonnegative_p.
15705 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15706 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15707 not tree_expr_nonzero_warnv_p.
15709 PR tree-optimization/36262
15711 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15713 PR tree-optimization/34244
15714 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15715 (record_numbers_of_iterations): New function.
15716 (execute_vrp): Cache the numbers of iterations of loops.
15717 * tree-scalar-evolution.c (scev_reset_except_niters):
15719 (scev_reset): Use scev_reset_except_niters.
15720 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15722 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15724 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15725 __WORKAROUND_RETS when appropriate.
15727 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15729 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15730 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15732 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15733 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15734 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15735 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15736 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15737 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15738 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15739 *fop_df_1_sse insn patterns using MODEF mode iterator.
15740 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15741 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15742 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15743 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15744 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15745 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15746 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15747 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15748 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15749 (*fop_xf_5_i387): Ditto.
15750 (*fop_xf_6_i387): Ditto.
15752 2008-05-30 Richard Guenther <rguenther@suse.de>
15754 * builtins.c (build_string_literal): Avoid generating
15755 a non-gimple_val result.
15757 2008-05-30 DJ Delorie <dj@redhat.com>
15759 * exec-tool.in: Use an environment variable (private) instead of a
15760 file (shared) as a semaphore, so as to not break parallel builds.
15762 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15764 * optabs.c (maybe_encapsulate_block): Remove.
15765 (emit_libcall_block): Adjust accordingly.
15766 * optabs.h (maybe_encapsulate_block): Remove prototype.
15768 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15769 Don't use maybe_encapsulate_block.
15771 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15773 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15774 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15775 rtx is a SYMBOL_REF before calling get_pool_constant.
15777 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15779 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15781 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15783 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15784 rather than OS names to choose INO_T_EQ definition.
15785 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15786 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15788 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15791 * config/darwin-f.c: New.
15792 * config/t-darwin: Added rule to build darwin-f.o.
15793 * config.gcc: Defined new variable, fortran_target_objs.
15794 (*-*-darwin*): Set fortran_target_objs.
15795 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15796 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15797 * configure: Regenerated.
15799 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15802 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15803 canonical type if needed.
15805 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15807 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15809 2008-05-29 Richard Guenther <rguenther@suse.de>
15811 PR tree-optimization/36343
15812 PR tree-optimization/36346
15813 PR tree-optimization/36347
15814 * tree-flow.h (clobber_what_p_points_to): Declare.
15815 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15816 pointed-to variable is dereferenced is irrelevant to whether
15817 the pointer can access the pointed-to variable.
15818 (clobber_what_p_points_to): New function.
15819 * tree-ssa-alias.c (set_initial_properties): Use it.
15820 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15821 call clobber check for NMTs.
15823 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15825 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15826 for printing gcov_type.
15828 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15830 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15831 and the eh region information.
15832 * value-prof.c (gimple_move_stmt_histograms): New function.
15833 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15835 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15837 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15839 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15841 * value-prof.c (tree_ic_transform): Print counts.
15842 * tree-profile.c (tree_gen_ic_func_profiler):
15843 Clear __gcov_indreict_call_callee variable to avoid misattribution
15846 2008-05-28 Rafael Espíndola <espindola@google.com>
15848 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15851 2008-05-28 Richard Guenther <rguenther@suse.de>
15853 PR tree-optimization/36339
15854 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15855 and clobbering code out of the loop.
15857 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15859 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15862 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15863 s390_contiguous_bitmask_p, s390_symref_operand_p,
15864 s390_check_symref_alignment, s390_reload_larl_operand,
15865 s390_reload_symref_address): New functions.
15866 (s390_branch_condition_mnemonic): Support compare and branch
15868 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15869 and 'W' constraints.
15870 (s390_secondary_reload): Add secondary reloads for unaligned
15871 symbol refs or symbol refs to floating point or QI/TI mode
15873 (legitimate_address_p): Accept symbol references as addresses.
15874 (s390_expand_insv): Use rotate and insert selected bits
15875 instruction for insv when building for z10.
15876 (print_operand_address): Handle symbol ref addresses.
15877 (print_operand): Output modifier 'c' added for signed byte values.
15878 (s390_encode_section_info): Mark symbol refs with
15879 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15881 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15882 (length attribute): RRF, RRR have 4 byte length.
15883 (FPALL, INTALL): New mode iterators added.
15884 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15885 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15886 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15887 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15888 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15889 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15890 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15891 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15893 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15894 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15895 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15896 reload<INTALL:mode><P:mode>_toreg_z10,
15897 reload<FPALL:mode><P:mode>_tomem_z10,
15898 reload<FPALL:mode><P:mode>_toreg_z10,
15899 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15900 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15901 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15902 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15904 (movmem, clrmem, cmpmem): New splitters added.
15906 * config/s390/predicates.md (larl_operand): Use
15907 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15908 SYMBOL_REF_ALIGN1_P.
15909 (s390_signed_integer_comparison,
15910 s390_unsigned_integer_comparison): New predicates.
15912 * config/s390/s390-protos.h (s390_check_symref_alignment,
15913 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15914 s390_reload_symref_address,
15915 s390_compare_and_branch_condition_mask): Prototypes added.
15917 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15918 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15919 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15921 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15923 * config/s390/s390.c (z10_cost): New cost function for z10.
15924 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15925 (s390_issue_rate): Adjust issue rate for z10.
15926 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15927 (processor_flags): Add PF_Z10.
15928 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15929 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15930 * gcc/config.gcc: Add z10.
15932 2008-05-28 Richard Guenther <rguenther@suse.de>
15934 PR tree-optimization/36291
15935 * tree-flow. h (struct gimple_df): Remove var_anns member.
15936 * tree-flow-inline.h (gimple_var_anns): Remove.
15937 (var_ann): Simplify.
15938 * tree-dfa.c (create_var_ann): Simplify.
15939 (remove_referenced_var): Clear alias info from var_anns of globals.
15940 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15941 (delete_tree_ssa): Clear alias info from var_anns of globals.
15942 Do not free var_anns.
15943 (var_ann_eq): Remove.
15944 (var_ann_hash): Likewise.
15946 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15948 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15949 and loongson2f entries.
15950 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15951 * config/mips/mips.h (processor_type): Add Loongson-2E
15952 and Loongson-2F entries.
15953 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15954 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15955 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15956 * doc/invoke.texi (MIPS Options): Document loongson2e
15957 and loongson2f processor names.
15959 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15963 * config/i386/i386.c (ix86_function_arg_boundary): Use
15964 alignment of canonical type.
15965 (ix86_expand_vector_move): Check unaligned memory access for
15968 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15970 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15971 Moved to the front of file.
15973 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15974 H.J. Lu <hongjiu.lu@intel.com>
15976 * dwarf2out.c (current_fde): New.
15978 (lookup_cfa:): Likewise.
15979 (dwarf2out_end_epilogue): Likewise.
15980 (dwarf2out_note_section_used): Likewise.
15982 2008-05-27 Michael Matz <matz@suse.de>
15985 * c.opt (Wenum-compare): New warning option.
15986 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15988 2008-05-27 Michael Matz <matz@suse.de>
15990 PR middle-end/36326
15991 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15993 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15994 into memory as tail calls.
15996 2008-05-27 Richard Guenther <rguenther@suse.de>
15998 PR tree-optimization/36339
15999 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16000 pointers cause all addressable variables to be call clobbered.
16002 2008-05-27 Richard Guenther <rguenther@suse.de>
16004 PR tree-optimization/36245
16005 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16007 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16009 * config/s390/s390.md: Replace all occurences of the 'm'
16010 constraint with 'RT'.
16012 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16014 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16016 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16018 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16019 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16020 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16022 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16024 * reload.c: (find_reloads): Skip alternatives according to the
16025 "enabled" attribute. Constify the constraint variable.
16026 * recog.c (get_attr_enabled): Add default implementation.
16027 (extract_insn): Set the alternative_enabled_p array
16028 in the recog_data struct.
16029 (preprocess_constraints, constrain_operands): Skip
16030 alternatives according to the "enabled" attribute
16031 * recog.h (struct recog_data): New field alternative_enabled_p.
16032 (skip_alternative): New inline function.
16033 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16034 (record_reg_classes): Skip alternative according to the
16035 "enabled" attribute.
16037 * doc/md.texi: Add documention for the "enabled" attribute.
16039 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16041 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16042 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16043 constraint with TARGET_MEM_CONSTRAINT.
16044 * recog.c (asm_operand_ok, preprocess_constraints,
16045 constrain_operands): Likewise.
16046 * regclass.c (record_reg_classes): Likewise.
16047 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16048 * reload1.c (maybe_fix_stack_asms): Likewise.
16049 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16050 * recog.h: Adjust comment.
16051 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16052 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16053 * doc/md.texi: Add a note to description of 'm' constraint.
16054 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16056 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16058 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16059 that the bitfield is of integral type before testing its precision.
16061 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16062 Sa Liu <saliu@de.ibm.com>
16064 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16065 __modti3, __udivti3, __umodti3 and __udivmodti4.
16066 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16067 that implement TImode mul and div functions.
16068 * config/spu/multi3.c: New. Implement __multi3.
16069 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16070 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16073 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16075 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16076 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16077 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16078 tls_sysv_suffix): New mode and mode attribute iterators.
16079 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16080 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16081 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16082 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16083 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16086 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16088 PR tree-optimization/36329
16089 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16090 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16091 * cgraphbuild.c (initialize_inline_failed): Use the latter
16092 macro in lieu of the former.
16093 * ipa-inline.c (cgraph_mark_inline): Likewise.
16094 (cgraph_decide_inlining_of_small_function): Likewise.
16095 (cgraph_decide_inlining): Likewise.
16096 (cgraph_decide_inlining_incrementally): Likewise.
16098 2008-05-26 Tristan Gingold <gingold@adacore.com>
16099 Anatoly Sokolov <aesok@post.ru>
16101 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16102 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16103 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16104 optimization for 'avr6' architecture.
16106 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16109 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16111 2008-05-26 Richard Guenther <rguenther@suse.de>
16113 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16114 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16116 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16118 PR middle-end/36253
16119 * caller-save.c (insert_restore): Verify alignment of spill space.
16120 (insert_save): Likewise.
16121 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16122 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16123 (STACK_SLOT_ALIGNMENT): Likewise.
16124 * function.c (LOCAL_ALIGNMENT): Removed.
16125 (get_stack_local_alignment): New.
16126 (assign_stack_local): Use it. Set alignment on stack slot.
16127 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16128 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16129 (STACK_SLOT_ALIGNMENT): New.
16130 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16131 stack slot in XFmode.
16133 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16135 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16138 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16139 argument operand in rax isn't removed.
16141 2008-05-26 Richard Guenther <rguenther@suse.de>
16143 PR middle-end/36300
16144 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16145 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16147 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16150 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16152 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16154 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16155 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16157 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16159 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16160 build a trampoline if we don't want one.
16161 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16162 return zero for nested functions if we don't want a trampoline.
16164 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16166 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16168 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16171 * c.opt: Removed undocumented option '-lang-fortran'.
16172 * c-common.h: Removed global variable 'lang_fortran'.
16173 * c-opts.c (c_common_handle_option): Removed code to handle
16174 option '-lang-fortran'. Updated includes.
16175 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16176 definition of '__GFORTRAN__'.
16177 (define__GNUC__): Reimplemented to use BASEVER and
16178 cpp_define_formatted.
16179 (builtin_define_with_value_n): Removed.
16180 * c-incpath.h: Renamed to ...
16181 * incpath.h: ... this.
16182 * c-incpath.c: Renamed to ...
16183 * incpath.c: ... this. Updated includes.
16184 * fix-header.c: Updated includes.
16185 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16186 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16187 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16189 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16191 * tree.h: Update the table of flags used on tree nodes.
16192 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16193 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16194 (FORCED_LABEL): Add access check.
16195 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16196 (ASM_INPUT_P): Likewise.
16197 (ASM_VOLATILE_P): Likewise.
16198 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16199 (OMP_SECTION_LAST): Access private_flag directly.
16200 (OMP_RETURN_NOWAIT): Likewise.
16201 (OMP_PARALLEL_COMBINED): Likewise.
16202 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16203 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16204 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16205 deprecated_flag directly.
16207 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16209 * final.c (frame_pointer_needed): Removed.
16210 * flags.h (frame_pointer_needed): Likewise.
16212 * function.h (rtl_data): Add frame_pointer_needed.
16213 (frame_pointer_needed): New.
16215 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16217 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16219 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16221 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16224 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16226 * c-common.c (strip_array_types): Move function to..
16228 (get_inner_array_type): Delete.
16229 * c-common.h (strip_array_types): Move declaration to..
16231 (get_inner_array_type): Delete.
16232 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16233 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16234 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16235 * config/pa/pa.c (emit_move_sequence): Likewise.
16237 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16239 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16242 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16244 * function.c: Include target hook for nonlocal_goto frame value.
16246 2008-05-24 Richard Guenther <rguenther@suse.de>
16248 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16249 variable can be only accessed through a pointer or a union.
16251 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16253 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16254 * doc/extend.texi: Likewise.
16256 2008-05-23 DJ Delorie <dj@redhat.com>
16258 * config/m32c/jump.md (untyped_call): Add.
16260 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16261 for A24 to PSImode.
16262 (m32c_address_cost): Detail costs for indirect offsets.
16264 2008-05-23 Rafael Espíndola <espindola@google.com>
16266 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16267 if a node is a SUBREG.
16268 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16271 2008-05-23 Paul Brook <paul@codesourcery.com>
16272 Carlos O'Donell <carlos@codesourcery.com>
16274 * doc/extend.texi: Clarify use of __attribute__((naked)).
16275 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16276 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16277 * function.c (use_register_for_decl): Use
16278 targetm.calls.allocate_stack_slots_for_args.
16279 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16280 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16281 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16283 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16285 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16287 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16289 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16290 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16291 is only rounded once.
16293 2008-05-23 Richard Guenther <rguenther@suse.de>
16295 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16297 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16298 Jakub Jelinek <jakub@redhat.com>
16301 * configure.ac: Handle --enable-cld.
16302 * configure: Regenerated.
16303 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16304 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16305 (ix86_current_function_needs_cld): New define.
16306 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16307 (cld): New isns pattern.
16308 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16309 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16310 * config/i386/i386.opt (mcld): New option.
16311 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16312 TARGET_CLD and ix86_current_function_needs_cld.
16313 (override_options): Use -mcld by default for 32-bit code if
16316 * doc/install.texi (Options specification): Document --enable-cld.
16317 * doc/invoke.texi (Machine Dependent Options)
16318 [i386 and x86-64 Options]: Add -mcld option.
16319 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16321 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16322 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16323 (return_in_memory_64): Likewise.
16324 (return_in_memory_ms_64): Likewise.
16326 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16328 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16329 * builtins.c (fold_builtin_fpclassify): New.
16330 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16331 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16332 * c-common.c (handle_type_generic_attribute): Adjust to accept
16333 fixed arguments before an elipsis.
16334 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16335 * doc/extend.texi: Document __builtin_fpclassify.
16337 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16339 * omp-low.c (gate_expand_omp_ssa): Remove.
16340 (pass_expand_omp_ssa): Remove.
16341 (gate_expand_omp): Do not check for flag_openmp_ssa.
16342 * common.opt (-fopenmp-ssa): Remove.
16343 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16345 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16347 * config/sh/sh.opt (mfixed-range): New option.
16348 * config/sh/sh-protos.h (sh_fix_range): Declare.
16349 * config/sh/sh.c (sh_fix_range): New function.
16350 * config/sh/sh.h (sh_fixed_range_str): Declare.
16351 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16353 * doc/invoke.texi (SH Options): Document -mfixed-range.
16355 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16357 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16358 it before the redeclaration.
16360 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16362 * config/avr/avr.c (get_sequence_length): Add new function.
16363 (expand_prologue, expand_epilogue): Remove duplicate code.
16365 2008-05-22 Rafael Espíndola <espindola@google.com>
16367 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16370 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16372 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16373 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16375 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16376 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16377 (vect_update_misalignment_for_peel): Likewise.
16378 (vector_alignment_reachable_p): Likewise.
16379 * tree-vect-transform.c (vectorizable_load): Likewise.
16380 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16381 (get_vectype_for_scalar_type): Pass mode of scalar_type
16382 to UNITS_PER_SIMD_WORD.
16384 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16385 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16386 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16387 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16388 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16390 2008-05-22 Ira Rosen <irar@il.ibm.com>
16392 PR tree-optimization/36293
16393 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16394 if the first load must be skipped because of a gap.
16396 2008-05-22 Richard Guenther <rguenther@suse.de>
16398 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16399 more cases of offset disambiguation that is possible if
16400 strict-aliasing rules apply.
16401 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16402 for basic offset and type-based disambiguation.
16404 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16406 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16407 ix86_expand_vector_set on V16QImode for SSE4.1.
16409 2008-05-21 Tom Tromey <tromey@redhat.com>
16411 * c.opt (Wimport): Mark as undocumented.
16412 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16414 (Warning Options): Likewise.
16415 * doc/cppopts.texi: Don't mention -Wimport.
16417 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16419 PR tree-optimization/36287
16420 PR tree-optimization/36286
16421 * lambda-code.c (build_access_matrix): Do not use the loop->num
16422 for computing the number of induction variables: use the loop depth
16425 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16428 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16429 option -f(no-)leading-underscore.
16431 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16433 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16434 GET_MODE_NUNITS (mode).
16436 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16438 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16439 (-mmulhw): Add 464 to description.
16440 (-mdlmzb): Likewise.
16441 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16442 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16444 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16445 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16446 * config/rs6000/rs6000.md: Update comments for 464.
16448 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16450 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16452 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16454 * config/i386/sse.md (vec_extractv4sf): Removed.
16455 (vec_extractv2df): Likewise.
16456 (vec_extractv2di): Likewise.
16457 (vec_extractv4si): Likewise.
16458 (vec_extractv8hi): Likewise.
16459 (vec_extractv16qi): Likewise.
16460 (vec_extract<mode>): New.
16462 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16464 * config/i386/sse.md (vec_setv4sf): Removed.
16465 (vec_setv2df): Likewise.
16466 (vec_setv2di): Likewise.
16467 (vec_setv4si): Likewise.
16468 (vec_setv8hi): Likewise.
16469 (vec_setv16qi): Likewise.
16470 (vec_set<mode>): New.
16472 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16474 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16475 goto for vec_concat and vec_interleave.
16477 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16479 * config/i386/sse.md (vec_initv4sf): Removed.
16480 (vec_initv2df): Likewise.
16481 (vec_initv2di): Likewise.
16482 (vec_initv4si): Likewise.
16483 (vec_initv8hi): Likewise.
16484 (vec_initv16qi): Likewise.
16485 (vec_init<mode>): New.
16487 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16489 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16491 2008-05-21 Tom Tromey <tromey@redhat.com>
16493 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16494 (zone_find_object_offset): Likewise.
16495 (gt_ggc_m_S): Likewise.
16496 (highest_bit): Likewise.
16497 * ggc-page.c (gt_ggc_m_S): New function.
16498 * stringpool.c (string_stack): Remove.
16499 (init_stringpool): Update.
16500 (ggc_alloc_string): Use ggc_alloc.
16501 (maybe_delete_ident): New function.
16502 (ggc_purge_stringpool): Likewise.
16503 (gt_ggc_m_S): Remove.
16504 * ggc-common.c (ggc_protect_identifiers): New global.
16505 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16506 ggc_protect_identifiers.
16507 * ggc.h (ggc_protect_identifiers): Declare.
16508 (gt_ggc_m_S): Update.
16509 (ggc_purge_stringpool): Declare.
16510 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16511 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16513 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16515 2008-05-21 David S. Miller <davem@davemloft.net>
16517 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16520 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16522 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16525 2008-05-20 David Daney <ddaney@avtrex.com>
16527 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16528 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16529 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16530 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16531 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16532 (atomic_hiqi_op): New define_code_iterator.
16533 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16534 mips_expand_compare_and_swap_12.
16535 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16536 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16537 (sync_<optab><mode>, sync_old_<optab><mode>,
16538 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16539 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16540 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16541 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16542 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16543 (test_and_set_12): New insn.
16544 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16545 sync_new_<optab><mode>, sync_old_nand<mode>,
16546 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16547 clobber to operand 0 for SI and DI mode insns.
16548 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16549 mips_gen_fn_4): New typedefs.
16550 (mips_gen_fn_ptrs): Define new union type.
16551 (mips_expand_compare_and_swap_12): Remove declaration.
16552 (mips_expand_atomic_qihi): Declare function.
16553 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16554 (mips_expand_atomic_qihi): ... this. Use new generator function
16556 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16557 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16558 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16559 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16560 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16561 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16562 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16563 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16564 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16565 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16568 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16570 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16573 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16575 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16576 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16577 (avr_attribute_table): Add 'OS_main' function attribute.
16578 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16579 functions with 'OS_main' attribute.
16581 2008-05-20 Richard Guenther <rguenther@suse.de>
16583 PR tree-optimization/35204
16584 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16585 helper, split out from ...
16586 (DFS): ... here. Make the DFS walk non-recursive.
16588 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16589 Jan Sjodin <jan.sjodin@amd.com>
16591 PR tree-optimization/36181
16592 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16593 (parallelize_loops): Don't parallelize when the loop has vector
16596 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16597 Sebastian Pop <sebastian.pop@amd.com>
16599 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16600 matrix, and never look at the tree representation of the memory
16602 (linear_transform_loops): Computes parameters and access matrices.
16603 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16605 (access_matrix_get_index_for_parameter): New.
16606 * tree-data-ref.h (struct access_matrix): New.
16607 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16608 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16609 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16610 am_vector_index_for_loop): New.
16611 (struct data_reference): Add field access_matrix.
16612 (DR_ACCESS_MATRIX): New.
16613 (compute_data_dependences_for_loop): Update declaration.
16614 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16615 * lambda.h (lambda_vector_vec_p): Declared.
16616 * lambda-code.c: Depend on pointer-set.h.
16617 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16618 av_for_af_base, av_for_af, build_access_matrix,
16619 lambda_compute_access_matrices): New.
16620 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16622 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16624 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16625 $SOURCEDIR/include.
16627 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16628 Sebastian Pop <sebastian.pop@amd.com>
16630 PR tree-optimization/36206
16631 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16633 (instantiate_scev_1): Rename flags to fold_conversions.
16634 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16635 outeside instantiation_loop.
16636 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16637 (evolution_function_is_affine_or_constant_p): Removed.
16638 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16640 (analyze_siv_subscript): Pass in the loop nest number.
16641 Call evolution_function_is_affine_in_loop instead of
16642 evolution_function_is_affine_p.
16643 (analyze_overlapping_iterations): Pass in the loop nest number.
16645 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16646 Sebastian Pop <sebastian.pop@amd.com>
16648 PR tree-optimization/36206
16649 * tree-chrec.h (chrec_fold_op): New.
16650 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16653 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16655 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16657 (remove_duplicates): Do not set inode on non-inode systems.
16660 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16662 * config.gcc (tm_file): Update comments about relative pathnames.
16664 2008-05-20 Richard Guenther <rguenther@suse.de>
16666 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16667 * tree-ssa-sccvn.c (process_scc): Likewise.
16668 * tree-ssa-sink.c (execute_sink_code): Likewise.
16669 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16670 * tree-vrp.c (process_assert_insertions): Likewise.
16671 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16672 (perform_tree_ssa_dce): Likewise.
16673 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16674 (dump_dominator_optimization_stats): Likewise.
16675 * tree-vectorizer.c (vectorize_loops): Likewise.
16677 2008-05-20 Richard Guenther <rguenther@suse.de>
16679 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16681 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16683 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16684 (ix86_i386elf_return_in_memory): Likewise.
16685 (ix86_i386interix_return_in_memory): Likewise.
16686 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16687 (SUBTARGET_RETURN_IN_MEMORY): New.
16688 * config/i386/i386elf.h: Likewise.
16689 * config/i386/ptx4-i.h: Likewise.
16690 * config/i386/sol2-10.h: Likewise.
16691 * config/i386/sysv4.h: Likewise.
16692 * config/i386/vx-common.h: Likewise.
16693 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16694 * config/i386/i386.c (ix86_return_in_memory): Made static and
16695 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16696 (ix86_i386elf_return_in_memory): Removed.
16697 (ix86_i386interix_return_in_memory): Removed.
16698 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16699 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16701 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16703 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16705 2008-05-19 Xinliang David Li <davidxl@google.com>
16707 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16709 * common.opt: Ditto.
16710 * doc/invoke.texi: Ditto.
16712 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16714 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16715 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16717 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16719 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16720 sizes of operand array from 8/4 to 4/2.
16721 (ix86_expand_vector_init_general): Change size of operand array
16722 from 32 to 16. Remove op0, op1 and half_mode.
16724 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16726 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16727 (ix86_expand_vector_init_interleave): Likewise.
16728 (ix86_expand_vector_init_general): Use them. Assert
16729 word_mode == SImode when n_words == 4.
16731 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16733 * config/i386/i386.c (ix86_secondary_reload): New static function.
16734 (TARGET_SECONDARY_RELOAD): New define.
16735 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16736 * config/i386/i386.md (reload_outqi): Remove.
16738 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16740 PR middle-end/35509
16741 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16742 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16743 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16744 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16745 (fold_builtin_1): Likewise.
16746 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16747 c-common.c (check_builtin_function_arguments): Handle
16748 BUILT_IN_ISINF_SIGN.
16749 * doc/extend.texi: Document __builtin_isinf_sign.
16750 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16752 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16754 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16755 EH cleanup at the end of the pass, search for those that have been
16756 turned into forwarder blocks and do the cleanup on their successor.
16758 2008-05-18 Richard Guenther <rguenther@suse.de>
16760 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16761 pointers to sizetype and vice versa.
16763 2008-05-18 Xinliang David Li <davidxl@google.com>
16765 * gcc/tree-ssa-dce.c: Coding style fix.
16766 (check_pow): Documentation comment.
16767 (check_log): Documenation comment. Coding style fix.
16768 (is_unnecessary_except_errno_call): Ditto.
16769 (gen_conditions_for_pow): Ditto.
16770 (gen_conditions_for_log): Ditto.
16771 (gen_shrink_wrap_conditions): Ditto.
16772 (shrink_wrap_one_built_in_calls): Ditto.
16773 * gcc/doc/invoke.texi: Better documentation string.
16774 * ChangeLog: Fix wrong change log entries from
16775 May 17 checkin on function call DCE.
16777 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16779 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16781 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16783 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16784 * df-problems.c (simulation routines): Fixed block comment to
16785 properly say how to add forwards scanning functions.
16787 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16789 * tree-inline.c (setup_one_parameter): Remove dead code.
16791 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16793 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16794 a BIT_AND_EXPR only for an INTEGER_TYPE.
16796 2008-05-17 Xinliang David Li <davidxl@google.com>
16798 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16799 (check_pow, check_log, is_unnecessary_except_errno_call): New
16800 functions to check for eliminating math functions that are pure
16801 except for setting errno.
16802 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16803 general condition expressions for shrink-wrapping pow/log calls.
16804 (gen_shrink_wrap_conditions): Ditto.
16805 (shrink_wrap_one_built_in_call): Ditto.
16806 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16807 (mark_operand_necessary): If debugging, output if OP is necessary.
16808 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16810 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16812 * gcc/common.opt: New user flag -ftree-builtin-dce.
16813 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16815 2008-05-16 David S. Miller <davem@davemloft.net>
16817 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16818 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16820 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16823 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16825 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16827 * ifcvt.c (dead_or_predicable): Rename
16828 df_simulate_one_insn_backwards to df_simulate_one_insn.
16829 * recog.c (peephole2_optimize): Ditto.
16830 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16832 * df.h: Rename df_simulate_one_insn_backwards to
16833 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16834 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16835 scanning of defs and uses.
16836 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16837 (df_simulate_one_insn_forwards): Removed.
16839 2008-05-16 Doug Kwan <dougkwan@google.com>
16841 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16843 (real_from_string): Handle NaNs and Inf as approriate.
16845 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16847 * doc/gty.texi (Source Files Containing Type Information): Note
16848 that headers should appear first in the gtfiles list.
16850 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16852 * tree.def (COND_EXEC): Properly documented this code.
16854 2008-05-16 Diego Novillo <dnovillo@google.com>
16856 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16857 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16860 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16862 * tree-ssa-dse (max_stmt_uid): Removed.
16863 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16864 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16865 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16866 * function.h (cfun.last_stmt_uid): New field.
16867 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16868 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16870 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16871 (create_stmt_ann): Initialize the ann->uid field.
16872 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16874 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16876 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16878 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16879 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16880 (init_empty_tree_cfg): Call it.
16882 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16884 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16887 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16889 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16890 * tree-dump.c (dump_options): New verbose option.
16891 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16893 * tree-pass.h (TDF_VERBOSE): New dump flag.
16894 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16895 (tree-flow.h): Added include.
16896 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16898 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16900 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16902 From Jie Zhang <jie.zhang@analog.com>
16903 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16904 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16905 mcpu=bf561-none and mcpu=bf561-0.2.
16906 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16907 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16908 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16909 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16910 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16911 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16912 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16914 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16915 (cputype_selected): Remove.
16916 (bfin_handle_option): Don't use cputype_selected.
16917 (override_options): When no mcpu option, enable all workarounds.
16918 Don't use bfin_workarounds.
16919 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16921 (DEFAULT_CPU_TYPE): Don't define.
16923 2008-05-16 Richard Guenther <rguenther@suse.de>
16925 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16926 on deletion of the last stmt.
16928 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16930 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16931 V8HImode for SSE2 and V16QImode for SSE4.1.
16933 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16935 * cgraph.h (compute_inline_parameters): Made public.
16936 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16937 variable_generate_summary, function_write_summary,
16938 variable_write_summary, variable_read_summary. Added generate_summary,
16939 write_summary, read_summary.
16940 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16941 pass_ipa_inline.function_generate_summary, to
16942 compute_inline_parameters.
16943 * ipa-inline.c (compute_inline_parameters): Made public and added
16945 (compute_inline_parameters_for_current): New function.
16946 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16947 (inline_generate_summary): Removed parameter and made to loop over
16949 (pass_ipa_inline): Updated for new IPA_PASS structure.
16950 * passes.c (execute_ipa_summary_passes): Now is called once per
16951 pass rather than once per node*pass.
16953 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16955 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16956 avr_have_mul_p, avr_asm_only_p): Remove variables.
16957 (avr_override_options): Remove initialization of removed variables.
16958 (avr_file_start): Convert removed variables to fields of
16959 'struct base_arch_s *avr_current_arch'.
16960 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16961 (AVR_HAVE_MUL): (Ditto.).
16962 (AVR_HAVE_MOVW): (Ditto.).
16963 (AVR_HAVE_LPMX): (Ditto.).
16964 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16965 avr_asm_only_p): Remove declaration.
16967 2008-05-15 Diego Novillo <dnovillo@google.com>
16969 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16970 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16972 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16974 PR middle-end/36194
16975 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16976 Don't call record_truncated_value from here.
16977 (record_truncated_value): Turn it into a for_each_rtx callback.
16978 (record_truncated_values): New function.
16979 (combine_instructions): Call note_uses with record_truncated_values.
16980 Change name of check_conversion to check_promoted_subreg.
16982 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16984 * doc/sourcebuild.texi: Document support for torture tests.
16986 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16988 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16989 to alternative 4 of operand 2.
16991 2008-05-15 Richard Guenther <rguenther@suse.de>
16993 * tree-pass.h (current_pass): Declare.
16994 (get_pass_for_id): Likewise.
16995 * passes.c (passes_by_id, passes_by_id_size): New globals.
16996 (set_pass_for_id): New function.
16997 (get_pass_for_id): Likewise.
16998 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16999 (execute_function_todo): Flush per function statistics.
17000 * toplev.c (compile_file): Init statistics.
17001 (general_init): Do early statistics initialization.
17002 (finalize): Finish statistics.
17003 * statistics.h (statistics_early_init): Declare.
17004 (statistics_init): Likewise.
17005 (statistics_fini): Likewise.
17006 (statistics_fini_pass): Likewise.
17007 (statistics_counter_event): Likewise.
17008 (statistics_histogram_event): Likewise.
17009 * statistics.c: New file.
17010 * Makefile.in (OBJS-common): Add statistics.o.
17011 (statistics.o): Add dependencies.
17012 * doc/invoke.texi (-fdump-statistics): Document.
17014 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17015 (insert): Likewise.
17016 (execute_pre): Use statistics_counter_event.
17017 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17018 (substitute_and_fold): Increment it. Use statistics_counter_event.
17020 2008-05-15 Diego Novillo <dnovillo@google.com>
17022 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17024 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17025 * tree-ssa-alias.c (new_type_alias): Remove references to
17026 sub-variables from comment.
17027 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17029 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17031 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17032 attribute to 1 only for insertps alternative.
17034 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17036 * config/bfin/bfin.md (loadbytes): New pattern.
17037 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17038 (bfin_init_builtins): Initialize it.
17039 (bdesc_1arg): Add it.
17041 2008-05-15 Sa Liu <saliu@de.ibm.com>
17043 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17044 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17045 * testsuite/lib/target-supports.exp: Add
17046 check_effective_target_fortran_integer_16.
17048 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17050 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17051 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17052 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17053 (TARGET_RETURN_IN_MEMORY): Define.
17055 2008-05-15 Richard Guenther <rguenther@suse.de>
17057 PR middle-end/36244
17058 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17059 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17060 represent unmodifiable vars.
17062 2008-05-15 Richard Guenther <rguenther@suse.de>
17064 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17065 INDIRECT_REF and TARGET_MEM_REF.
17066 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17069 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17070 H.J. Lu <hongjiu.lu@intel.com>
17072 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17073 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17074 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17075 insn alternatives. Add missing alternatives.
17076 (*vec_concatv2di_rex64_sse4_1): Likewise.
17077 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17078 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17079 Require TARGET_SSE.
17081 2008-05-15 Richard Guenther <rguenther@suse.de>
17083 PR tree-optimization/36009
17084 PR tree-optimization/36204
17085 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17086 (determine_invariantness_stmt): Record the loop a store is
17087 always executed in.
17088 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17091 2008-05-15 Richard Guenther <rguenther@suse.de>
17093 PR tree-optimization/34330
17094 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17095 through the pointer will alias the SMT.
17097 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17099 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17101 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17103 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17105 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17106 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17108 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17109 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17110 (vashl_optab): New optab for vector/vector shifts.
17111 (vashr_optab): Ditto.
17112 (vlshr_optab): Ditto.
17113 (vrotl_optab): Ditto.
17114 (vrotr_optab): Ditto.
17115 (optab_subtype): New enum for optab_for_tree_code call.
17116 (optab_for_tree_code): Add enum optab_subtype argument.
17118 * optabs.c (optab_for_tree_code): Take an additional argument to
17119 distinguish between a vector shift by a scalar and vector shift by
17120 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17121 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17122 vector shift by a vector.
17123 (expand_widen_pattern_expr): Pass additional argument to
17124 optab_for_tree_code.
17126 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17127 vrotl_optab, vrotr_optab.
17129 * expr.c (expand_expr_real_1): Update calls to
17130 optab_for_tree_code to distinguish between vector shifted by a
17131 scalar and vector shifted by a vector.
17132 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17133 (supportable_narrowing_operation): Ditto.
17134 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17135 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17136 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17137 (vect_create_epilog_for_reduction): Ditto.
17138 (vectorizable_reduction): Ditto.
17139 (vectorizable_operation): Ditto.
17140 (vect_strided_store_supported): Ditto.
17141 (vect_strided_load_supported): Ditto.
17142 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17143 * expmed.c (expand_shift): Ditto.
17145 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17147 (ashr@var{m}3): Ditto.
17148 (vashl@var{m}3): Document new vector/vector shift standard name.
17149 (vashr@var{m}3): Ditto.
17150 (vlshr@var{m}3): Ditto.
17151 (vrotl@var{m}3): Ditto.
17152 (vrotr@var{m}3): Ditto.
17154 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17155 (PPERM_INVERT): Ditto.
17156 (PPERM_REVERSE): Ditto.
17157 (PPERM_REV_INV): Ditto.
17158 (PPERM_ZERO): Ditto.
17159 (PPERM_ONES): Ditto.
17160 (PPERM_SIGN): Ditto.
17161 (PPERM_INV_SIGN): Ditto.
17162 (PPERM_SRC1): Ditto.
17163 (PPERM_SRC2): Ditto.
17165 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17166 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17167 allows a memory operand to be the value being added, and split it
17168 to improve vectorization.
17169 (sse5_pmacsdqh_mem): Ditto.
17170 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17171 (sse5_mulv2div2di3_high): Ditto.
17172 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17173 (vec_pack_trunc_v4si): Ditto.
17174 (vec_pack_trunc_v2di): Ditto.
17175 (sse5_pcmov_<mode>): Remove code that tried to use use
17176 andps/andnps instead of pcmov.
17177 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17178 pmacsdqh instructions.
17179 (vec_widen_smult_lo_v4si): Ditto.
17181 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17182 (PPERM_INVERT): Ditto.
17183 (PPERM_REVERSE): Ditto.
17184 (PPERM_REV_INV): Ditto.
17185 (PPERM_ZERO): Ditto.
17186 (PPERM_ONES): Ditto.
17187 (PPERM_SIGN): Ditto.
17188 (PPERM_INV_SIGN): Ditto.
17189 (PPERM_SRC1): Ditto.
17190 (PPERM_SRC2): Ditto.
17191 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17193 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17195 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17196 says ignore whether the last reference is a memory operand.
17198 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17199 Paolo Bonzini <bonzini at gnu dot org>
17201 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17204 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17205 (vlshr<mode>3): Rename from vlshr<mode>3.
17206 (vashr<mode>3): Rename from vashr<mode>3.
17207 (mulv4sf3): Change the names of vector shift patterns.
17211 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17214 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17239 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17240 (floatunssidf2_internal): Change vector/vector shift names.
17241 (floatunsdidf2_internal): Ditto.
17248 (vashl<mode>3): Rename from ashl<mode>3.
17249 (vashr<mode>3): Rename from ashr<mode>3.
17250 (vlshr<mode>3): Rename from lshr<mode>3.
17251 (vrotl<mode>3): Rename from rotl<mode>3.
17253 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17256 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17257 multiply gives the wrong value when doing widening multiplies.
17258 (vec_widen_smult_lo_v4si): Ditto.
17260 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17262 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17263 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17264 emit_library_call_value.
17265 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17266 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17267 * calls.c (initialize_argument_information, precompute_arguments,
17268 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17269 (precompute_arguments): Removed flags parameter.
17270 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17272 2008-05-14 Richard Guenther <rguenther@suse.de>
17274 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17275 Make sure to register the store if the use is a PHI_NODE.
17277 2008-05-14 Olivier Hainque <hainque@adacore.com>
17279 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17280 memory if the component is to be referenced in BLKmode according
17281 to get_inner_reference.
17283 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17285 * calls.c (emit_library_call_value_1): Restore code clearing
17286 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17288 2008-05-14 Olivier Hainque <hainque@adacore.com>
17289 Nicolas Roche <roche@adacore.com>
17291 * configure.ac: Add support for a "gcc_subdir" variable in
17292 config-lang.in, to denote a subdirectory where the language/GCC
17293 integration files are to be found.
17294 * configure: Regenerate.
17296 2008-05-14 Ira Rosen <irar@il.ibm.com>
17298 PR tree-optimization/36098
17299 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17300 value for the first load in the group in case of a gap.
17301 (vect_build_slp_tree): Check that there are no gaps in loads.
17303 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17305 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17306 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17307 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17308 emit_insn and remove unneeded code to construct extra args.
17309 (emit_no_conflict_block): Removed.
17310 * optabls.h: (emit_no_conflict_block): Removed.
17311 * cse.c (cse_extended_basic_block): Remove search for
17312 REG_NO_CONFLICT note.
17313 * global.c: Removed incorrect comment added in revision 117.
17314 * expr.c (convert_move): Change call to emit_no_conflict_block to
17316 * recog.c: Change comments so that they do not mention
17318 * local_alloc.c (combine_regs): Removed last parameter.
17319 (no_conflict_p): Removed.
17320 (block_alloc): Removed note, no_conflict_combined_regno and set
17321 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17322 (combine_regs): Removed already_dead and code to look for
17323 REG_NO_CONFLICT notes.
17324 * lower_subreg (remove_retval_note): Removed code to look for
17325 REG_NO_CONFLICT block.
17326 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17327 (resolve_clobber): Remove code to process libcalls that have
17328 REG_NO_CONFLICT notes.
17329 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17331 * combine.c (can_combine_p, distribute_notes): Removed
17332 REG_NO_CONFLICT case.
17333 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17335 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17336 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17338 * reg-notes.def (NO_CONFLICT): Removed.
17340 2008-05-14 David S. Miller <davem@davemloft.net>
17342 * config/sparc/sparc.c (sparc_profile_hook): If
17343 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17344 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17345 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17347 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17349 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17351 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17354 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17355 and op1 expansion before vector concat to have less live pseudos.
17357 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17359 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17360 ix86_expand_vector_set if supported.
17362 2008-05-13 Diego Novillo <dnovillo@google.com>
17363 Kenneth Zadeck <zadeck@naturalbridge.com>
17365 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17367 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17368 phinodes_print_statistics, init_ssanames, fini_ssanames,
17369 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17370 release_ssa_name, release_defs, replace_ssa_name_symbol,
17371 ssanames_print_statistics): Move ...
17372 * tree-flow.h: ... here.
17373 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17374 Use FN instead of cfun.
17375 (make_ssa_name_fn): Rename from make_ssa_name.
17376 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17377 * tree-flow-inline.h (make_ssa_name): Move from
17378 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17379 * omp-low.c (expand_omp_parallel):
17380 * tree-flow-inline.h (redirect_edge_var_map_result):
17381 * tree-ssa.c (init_tree_ssa): Add argument FN.
17382 Use it instead of cfun. Update all users.
17384 2008-05-13 Tom Tromey <tromey@redhat.com>
17386 PR preprocessor/22168:
17387 * doc/cpp.texi (Top): Update menu.
17388 (Alternatives to Wrapper #ifndef): New node.
17389 (Other Directives): Document deprecation.
17390 (Obsolete Features): Remove menu.
17391 (Assertions): Merge node into Obsolete Features.
17392 (Obsolete once-only headers): Move earlier; rename to Alternatives
17393 to Wrapper #ifndef.
17394 * doc/cppopts.texi: Update.
17395 * c.opt (Wdeprecated): Enable for C and ObjC.
17396 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17397 (C++ Dialect Options): Move -Wno-deprecated from here to...
17398 (Warning Options): ... here.
17400 2008-05-13 Richard Guenther <rguenther@suse.de>
17402 PR middle-end/36227
17403 * fold-const.c (fold_sign_changed_comparison): Do not allow
17404 changes in pointer-ness.
17406 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17409 * config/sh/sh.c (sh_expand_prologue): Don't clear
17410 RTX_FRAME_RELATED_P for push insns.
17412 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17414 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17416 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17418 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17419 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17420 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17422 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17424 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17425 (*vec_concatv4sf_sse): This.
17426 (*sse2_concatv2si): Renamed to ...
17427 (*vec_concatv2si_sse2): This.
17428 (*sse1_concatv2si): Renamed to ...
17429 (*vec_concatv2si_sse): This.
17430 (*vec_concatv2di_rex): Renamed to ...
17431 (*vec_concatv2di_rex64): This.
17432 (*vec_concatv2si_sse4_1): New.
17433 (*vec_concatv2di_rex64_sse4_1): Likewise.
17435 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17437 PR rtl-optimization/36111
17438 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17439 that was created for swappable operands.
17441 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17444 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17445 * configure.ac: Add call to ACX_PROG_GNAT.
17447 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17449 * optc-gen.awk: Fix comment typo.
17451 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17453 * pretty-print.c (pp_integer_with_precision): Use
17454 HOST_LONG_LONG_FORMAT.
17456 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17458 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17460 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17462 * config/i386/i386.c (bdesc_ptest): Removed.
17463 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17464 (bdesc_args): Add __builtin_ia32_ptestz128,
17465 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17466 (ix86_init_mmx_sse_builtins): Updated.
17467 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17468 (ix86_expand_builtin): Updated.
17470 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17472 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17473 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17475 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17477 * value-prof.c (interesting_stringop_to_profile): Do not
17478 return early for BUILT_IN_MEMPCPY.
17480 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17482 * calls.c (expand_call): Don't use callgraph to increase
17483 preferred_stack_boundary.
17485 * cgraph.h (cgraph_rtl_info): Use unsigned on
17486 preferred_incoming_stack_boundary.
17488 * final.c (rest_of_clean_state): Use unsigned on
17489 preferred_stack_boundary.
17491 2008-05-09 Tom Tromey <tromey@redhat.com>
17493 PR preprocessor/22231:
17494 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17497 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17499 PR tree-optimization/36129
17500 * tree-ssa-ccp.c: Include value-prof.h.
17501 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17502 built-in function was folded to a constant.
17503 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17505 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17506 Sebastian Pop <sebastian.pop@amd.com>
17508 * tree-scalar-evolution.c: Document instantiate_scev.
17509 (instantiate_parameters_1): Renamed instantiate_scev_1.
17510 Don't use the same loop for instantiation_loop and evolution_loop.
17511 (instantiate_scev): New.
17512 (instantiate_parameters): Moved...
17513 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17514 same loop twice. Maintains the semantics for this function.
17515 * tree-scalar-evolution.h (instantiate_scev): Declare.
17516 (instantiate_parameters): ...here. Now static inline.
17517 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17518 instead of resolve_mixers.
17520 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17522 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17524 2008-05-09 Tomas Bily <tbily@suse.cz>
17526 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17527 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17528 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17529 * c-common.c (c_common_truthvalue_conversion): Likewise.
17530 * tree-object-size.c (compute_object_offset): Likewise.
17531 * tree-inline.c (estimate_num_insns_1): Likewise.
17532 * varasm.c (const_hash_1, compare_constant, copy_constant)
17533 (compute_reloc_for_constant, output_addressed_constants)
17534 (initializer_constant_valid_p): Likewise.
17535 * c-omp.c (check_omp_for_incr_expr): Likewise.
17536 * gimplify.c (gimplify_expr): Likewise.
17537 * c-typeck.c (c_finish_return): Likewise.
17538 * tree-vectorizer.c (supportable_widening_operation)
17539 (supportable_narrowing_operation): Likewise.
17540 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17541 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17542 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17543 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17544 (descr_info_loc): Likewise.
17545 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17546 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17547 (fold_unary): Likewise.
17548 * builtins.c (get_pointer_alignment): Likewise.
17549 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17550 (instantiate_parameters_1): Likewise.
17551 * tree.c (expr_align, stabilize_reference): Likewise.
17552 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17553 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17554 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17555 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17556 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17557 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17559 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17560 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17561 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17562 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17563 (forward_propagate_comparison)
17564 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17565 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17566 * emit-rtl.c (component_ref_for_mem_expr)
17567 (set_mem_attributes_minus_bitpos): Likewise.
17568 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17569 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17571 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17572 (build_function_call, pointer_diff, build_compound_expr)
17573 (c_finish_return): Likewise.
17574 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17575 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17577 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17578 * expr.c (is_aligning_offset): Likewise.
17579 * tree-ssa-alias.c (is_escape_site): Likewise.
17580 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17581 (check_all_va_list_escapes): Likewise.
17582 * tree-ssa-loop-ivopts.c (determine_base_object)
17583 (determine_common_wider_type): Likewise.
17584 * dojump.c (do_jump): Likewise.
17585 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17586 * tree-gimple.c (is_gimple_cast): Likewise.
17587 * fold-const.c (decode_field_reference, )
17588 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17589 (fold_binary): Likewise.
17590 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17591 (already_warned_in_frontend_p): Likewise.
17592 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17593 * tree.c (really_constant_p, get_unwidened): Likewise.
17594 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17595 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17596 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17598 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17600 (CONVERT_EXPR_P): Define.
17601 (CASE_CONVERT): Define.
17603 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17605 PR middle-end/36117
17606 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17607 (delete_unmarked_insns): When deleting a call, call
17608 delete_unreachable_blocks.
17609 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17610 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17612 2008-05-08 Richard Guenther <rguenther@suse.de>
17614 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17615 (-ftree-salias): Likewise.
17616 (salias-max-implicit-fields): Remove param documentation.
17617 (salias-max-array-elements): Likewise.
17618 * tree-pass.h (pass_create_structure_vars): Remove.
17619 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17620 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17621 * tree-ssa-alias.c (create_structure_vars): Remove.
17622 (gate_structure_vars): Likewise.
17623 (pass_create_structure_vars): Likewise.
17624 (gate_build_alias): Likewise.
17625 (pass_build_alias): Adjust to run always and dump the function.
17626 * common.opt (ftree-salias): Hide.
17627 * passes.c (init_optimization_passes): Remove
17628 pass_create_structure_vars, adjust comment.
17629 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17630 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17631 * opts.c (decode_options): Do not set flag_tree_salias.
17632 (common_handle_option): Add OPT_ftree_salias to the backward
17633 compatibility section.
17635 2008-05-08 Richard Guenther <rguenther@suse.de>
17637 * tree-flow-inline.h (var_can_have_subvars): Move ...
17638 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17639 * tree-flow.h (var_can_have_subvars): Remove.
17640 (push_fields_onto_fieldstack): Remove.
17641 (sort_fieldstack): Likewise.
17642 (struct fieldoff): Move ...
17643 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17644 alias_set and base_for_components fields.
17645 (sort_fieldstack): Make static.
17646 (push_fields_onto_fieldstack): Likewise. Remove code that
17647 handles anything but RECORD_TYPEs. Remove alias_set and
17648 base_for_components handling.
17649 (create_variable_info_for): Adjust.
17651 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17653 * common.opt (Wframe-larger-than=): Shorten the help message
17655 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17657 2008-05-08 Rafael Espíndola <espindola@google.com>
17659 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17661 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17662 trap and that both operands are gimple values.
17663 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17664 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17667 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17669 * read-rtl.c (join_c_conditions): Return the first string if the
17670 two strings are equal.
17672 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17674 * gensupport.h (pred_data): Add a "num_codes" field.
17675 (add_predicate_code): Declare.
17676 * gensupport.c (add_predicate_code): New function.
17677 (std_pred_table): Add an "allows_const_p" field.
17678 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17679 Remove the (incomplete) list of such codes from the codes field.
17680 (init_predicate_table): Use add_predicate_code. Add all
17681 RTX_CONST_OBJs if allows_const_p is true.
17682 * genrecog.c (process_define_predicate): Use add_predicate_code.
17684 2008-05-08 David Daney <ddaney@avtrex.com>
17685 Richard Sandiford <rsandifo@nildram.co.uk>
17687 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17688 special case of constant zero operands.
17689 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17690 old and new values. Special case constant zero values.
17691 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17693 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17694 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17696 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17699 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17700 similar RTX_CONST_OBJ before CONST_INT.
17702 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17704 * stmt.c (expand_stack_restore): Change sa mode if needed.
17706 2008-05-08 Richard Guenther <rguenther@suse.de>
17708 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17709 return type to bool.
17710 (ix86_sol10_return_in_memory): Likewise.
17711 (ix86_i386elf_return_in_memory): Likewise.
17712 (ix86_i386interix_return_in_memory): Likewise.
17713 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17714 (ix86_sol10_return_in_memory): Likewise.
17715 (ix86_i386elf_return_in_memory): Likewise.
17716 (ix86_i386interix_return_in_memory): Likewise.
17718 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17721 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17723 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17724 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17727 2008-05-08 Richard Guenther <rguenther@suse.de>
17729 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17730 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17731 (DR_SUBVARS): Remove.
17732 * tree-dfa.c (dump_subvars_for): Remove.
17733 (debug_subvars_for): Likewise.
17734 (dump_variable): Do not dump subvars.
17735 (remove_referenced_var): Do not remove subvars.
17736 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17737 (lookup_subvars_for_var): Remove.
17738 (get_subvars_for_var): Likewise.
17739 (get_subvars_at): Likewise.
17740 (get_first_overlapping_subvar): Likewise.
17741 (overlap_subvar): Likewise.
17742 * tree-flow.h (subvar_t): Remove.
17743 (struct var_ann_d): Remove subvars field.
17744 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17745 argument. Remove special handling of SFTs.
17746 (compute_tag_properties): Likewise.
17747 (set_initial_properties): Likewise.
17748 (compute_call_clobbered): Likewise.
17749 (count_mem_refs): Likewise.
17750 (compute_memory_partitions): Likewise.
17751 (compute_flow_insensitive_aliasing): Likewise.
17752 (setup_pointers_and_addressables): Likewise.
17753 (new_type_alias): Likewise.
17754 (struct used_part): Remove.
17755 (used_portions): Likewise.
17756 (struct used_part_map): Likewise.
17757 (used_part_map_eq): Likewise.
17758 (used_part_map_hash): Likewise.
17759 (free_used_part_map): Likewise.
17760 (up_lookup): Likewise.
17761 (up_insert): Likewise.
17762 (get_or_create_used_part_for): Likewise.
17763 (create_sft): Likewise.
17764 (create_overlap_variables_for): Likewise.
17765 (find_used_portions): Likewise.
17766 (create_structure_vars): Likewise.
17767 * tree.def (STRUCT_FIELD_TAG): Remove.
17768 * tree.h (MTAG_P): Adjust.
17769 (struct tree_memory_tag): Remove base_for_components and
17770 unpartitionable flags.
17771 (struct tree_struct_field_tag): Remove.
17772 (SFT_PARENT_VAR): Likewise.
17773 (SFT_OFFSET): Likewise.
17774 (SFT_SIZE): Likewise.
17775 (SFT_NONADDRESSABLE_P): Likewise.
17776 (SFT_ALIAS_SET): Likewise.
17777 (SFT_UNPARTITIONABLE_P): Likewise.
17778 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17779 (union tree_node): Remove sft field.
17780 * alias.c (get_alias_set): Remove special handling of SFTs.
17781 * print-tree.c (print_node): Remove handling of SFTs.
17782 * tree-dump.c (dequeue_and_dump): Likewise.
17783 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17784 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17785 * tree-predcom.c (set_alias_info): Do not set subvars.
17786 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17787 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17788 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17789 (add_vars_for_offset): Remove.
17790 (add_virtual_operand): Remove special handling of SFTs.
17791 (add_call_clobber_ops): Likewise.
17792 (add_call_read_ops): Likewise.
17793 (get_asm_expr_operands): Likewise.
17794 (get_modify_stmt_operands): Likewise.
17795 (get_expr_operands): Likewise.
17796 (add_to_addressable_set): Likewise.
17797 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17798 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17799 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17800 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17801 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17802 (tree_node_structure): Likewise.
17803 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17805 (find_what_p_points_to): Likewise.
17807 2008-05-08 Sa Liu <saliu@de.ibm.com>
17809 * config/spu/spu.md: Fixed subti3 pattern.
17811 2008-05-08 Richard Guenther <rguenther@suse.de>
17813 PR middle-end/36154
17814 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17815 sure to create a representative for trailing arrays for PTA.
17817 2008-05-08 Richard Guenther <rguenther@suse.de>
17819 PR middle-end/36172
17820 * fold-const.c (operand_equal_p): Two objects which types
17821 differ in pointerness are not equal.
17823 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17825 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17826 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17827 (emit_library_call_value_1): Add new variable fndecl initialized by
17828 NULL_TREE. It should be the decl type of orgfun, but this information
17829 seems not to be available here, so it uses the default calling abi.
17830 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17831 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17832 by TARGET_RETURN_IN_MEMORY.
17833 * config/i386/i386-interix.h: Likewise.
17834 * config/i386/i386.h: Likewise.
17835 * config/i386/i386elf.h: Likewise.
17836 * config/i386/ptx4-i.h: Likewise.
17837 * config/i386/sol2-10.h: Likewise.
17838 * config/i386/sysv4.h: Likewise.
17839 * config/i386/vx-common.h: Likewise.
17840 * config/cris/cris.h: Removed #if 0 clause.
17841 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17842 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17844 (ix86_sol10_return_in_memory): Likewise.
17845 (ix86_i386elf_return_in_memory): New.
17846 (ix86_i386interix_return_in_memory): New.
17847 * config/mt/mt-protos.h (mt_return_in_memory): New.
17848 * config/mt/mt.c: Likewise.
17849 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17850 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17851 * config/bfin/bfin.h: Likewise.
17852 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17854 * config/bfin/bfin.c: Likewise.
17855 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17856 * config/alpha/unicosmk.h: Likewise.
17857 * config/i386/cygming.h: Likewise.
17858 * config/iq2000/iq2000.h: Likewise.
17859 * config/mips/mips.h: Likewise.
17860 * config/mn10300/mn10300.h: Likewise.
17861 * config/rs6000/rs6000.h: Likewise.
17862 * config/score/score.h: Likewise.
17863 * config/spu/spu.h: Likewise.
17864 * config/v850/v850.h: Likewise.
17865 * defaults.h: Likewise.
17866 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17867 * expr.c (emit_block_move): Adjust use of
17868 OUTGOING_REG_PARM_STACK_SPACE.
17869 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17870 OUTGOING_REG_PARM_STACK_SPACE.
17871 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17873 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17875 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17876 on OMP_RETURN for OMP_FOR.
17879 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17880 (fortran_common): New function.
17881 (gen_variable_die): Call fortran_common instead of common_check,
17882 adjust for it returning tree instead of rtx. Formatting.
17884 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17888 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17889 * c-decl.c (merge_decls): Ditto.
17890 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17891 to RTL_CONST_OR_PURE_CALL_P.
17892 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17893 Initialized DECL_LOOPING_CONST_PURE.
17894 (process_call_operands): Set tree_side_effects properly.
17895 * tree.h (TREE_READONLY_DECL_P): Removed.
17896 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17897 (DECL_LOOPING_OR_CONST_P): New macro.
17898 (struct tree_function_decl): Added looping_const_or_pure_p.
17899 (ECF_*) Renumbered.
17900 (ECF_LOOPING_OR_CONST_P): New macro.
17901 * rtlanal.c (pure_const_p): Removed.
17902 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17903 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17904 to RTL_CONST_CALL_P.
17905 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17906 (check_decl, check_tree, check_call, scan_function): Initialize
17908 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17909 (static_execute): Set looping true for recursive functions.
17910 Undo setting state to IPA_NEITHER for recursive functions.
17911 * cse.c (cse_insn):
17912 * ifcvt.c (noce_can_store_speculate_p): Changed
17913 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17914 RTL_CONST_OR_PURE_CALL_P.
17915 * dse.c (scan_insn): Ditto.
17916 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17917 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17918 RTL_CONST_OR_PURE_CALL_P.
17919 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17920 pure_call_p to RTL_CONST_CALL_P.
17921 * gimplify.c (gimplify_call_expr): Clear side effects for
17922 non-looping pure and constant calls.
17923 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17924 (flags_from_decl_or_type): Set ecf flags from decl flags.
17925 (initialize_argument_information): Turn off
17926 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17927 Change const to pure if callee_copies is true rather than just
17929 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17930 way of marking pure calls.
17931 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17932 Remove hack that was supposed to fix pr7335 and remove old
17933 way of marking pure calls.
17934 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17935 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17936 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17937 RTL_CONST_OR_PURE_CALL_P.
17938 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17939 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17940 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17941 * sched-deps.c (schedule_analyze): Ditto.
17942 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17943 return_val field of calls to represent pure and const function info.
17944 (CONST_OR_PURE_CALL_P): Deleted macro.
17945 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17946 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17947 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17949 * tree-optimize.c (execute_fixup_cfg): Added test for
17950 ECF_LOOPING_CONST_OR_PURE.
17951 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17953 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17954 effects for looping pure or const calls.
17955 (verify_gimple_expr): Added verification code.
17956 * config/alpha/alpha.c (alpha_legitimize_address,
17957 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17959 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17960 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17961 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17962 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17963 RTL_CONST_OR_PURE_CALL_P.
17964 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17965 and const calls to be deleted.
17967 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17970 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17971 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17972 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17973 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17974 to handle nonimmediate operands.
17975 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17976 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17977 to handle nonimmediate operands.
17978 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17979 (mmx_pmulhrwv4hi3): New expander. Use
17980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17981 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17982 (sse2_umulv1siv1di3): New expander. Use
17983 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17984 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17985 (mmx_eq<mode>3): New expander. Use
17986 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17987 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17988 (mmx_uavgv8qi3): New expander. Use
17989 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17990 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17991 (mmx_uavgv4hi3): New expander. Use
17992 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17994 * config/i386/sse.md
17995 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17996 to handle nonimmediate operands.
17997 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17998 to handle nonimmediate operands.
17999 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18000 to handle nonimmediate operands.
18001 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18002 to handle nonimmediate operands.
18003 (sse2_unpckhpd_exp): New expander. Use
18004 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18005 (sse2_unpcklpd_exp): New expander. Use
18006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18007 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18008 to handle nonimmediate operands.
18009 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18010 to handle nonimmediate operands.
18011 (*sse2_<plusminus_insn><mode>3): Rename from
18012 sse2_<plusminus_insn><mode>3 insn pattern.
18013 (sse2_<plusminus_insn><mode>3): New expander. Use
18014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18015 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18016 (sse2_umulv2siv2di3): New expander. Use
18017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18018 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18019 (sse4_1_mulv2siv2di3): New expander. Use
18020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18021 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18022 (sse2_pmaddwd): New expander. Use
18023 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18024 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18025 (sse2_eq<mode>3): New expander. Use
18026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18027 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18028 (sse4_1_eqv2di3): New expander. Use
18029 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18030 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18031 (sse2_uavgv16qi3): New expander. Use
18032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18033 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18034 (sse2_uavgv16qi3): New expander. Use
18035 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18036 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18037 (sse2_uavgv8hi3): New expander. Use
18038 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18039 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18040 (ssse3_pmulhrswv8hi3): New expander. Use
18041 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18042 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18043 (ssse3_pmulhrswv4hi3): New expander. Use
18044 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18046 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18047 (<sse>_vmmul<mode>3): Ditto.
18048 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18050 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18051 (ssse3_pmaddubsw): Ditto.
18053 * config/i386/i386.c (struct_builtin_description)
18054 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18055 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18056 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18057 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18058 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18059 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18060 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18061 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18062 (ix86_fixup_binary_operands): Assert that src1
18063 and src2 must have the same mode when swapped.
18064 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18065 and ix86_binary_operator_ok. Do not force operands in registers
18068 2008-05-07 Jan Hubicka <jh@suse.cz>
18070 * cgraph.c (dump_cgraph_node): Update.
18071 * cgraph.h (cgraph_local_info): Break out inline summary.
18072 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18074 * ipa-inline (inline_summary): New accestor function.
18075 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18076 cgraph_decide_inlining, compute_inline_parameters): Update.
18077 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18079 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18081 Cleanup ColdFire scheduling support and add V4 pipeline model.
18083 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18084 (define_attr cpu): Add cfv4 value.
18085 (define_attr type, define_attr type1): Merge into a single 'type'
18086 attribute. Update all uses.
18087 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18088 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18090 (define_attr opx_mem, define_attr opy_mem): Remove.
18091 (define_attr op_mem): Clean up, update comment.
18092 (define_attr size): Use specific values instead of general int.
18093 (define_attr guess, define_attr split): Remove. Update all uses.
18094 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18095 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18096 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18097 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18098 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18099 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18100 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18101 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18102 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18103 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18104 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18105 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18106 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18107 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18108 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18109 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18110 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18111 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18112 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18113 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18114 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18115 Update or set attributes.
18116 (stack_tie): New fake instruction.
18118 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18119 (m68k_sched_attr_size): Update declaration.
18120 (m68k_sched_attr_type2): Remove.
18121 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18122 Declare new bypass predicates.
18124 * config/m68k/m68k.c (m68k_sched_issue_rate,
18125 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18127 (TARGET_SCHED_ISSUE_RATE,
18128 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18129 (override_options): Handle scheduling for ColdFire V4 core.
18130 (m68k_expand_prologue): Emit stack_tie.
18131 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18132 'OP_TYPE_FPN'. Update all uses.
18133 (sched_guess_p): Remove.
18134 (sched_address_type): Handle symbolic addresses.
18135 (sched_get_operand): New static function.
18136 (sched_operand_type): Merge into sched_attr_op_type.
18137 (sched_attr_op_type): Handle FP registers, handle quick constants,
18139 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18140 (m68k_sched_attr_size): Update. Move logic to ...
18141 (sched_get_attr_size_int): New static function.
18142 (sched_get_opxy_mem_type): New static function.
18143 (m68k_sched_attr_op_mem): Update.
18144 (m68k_sched_attr_type2): Remove.
18145 (sched_cfv4_bypass_data): New static variable.
18146 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18147 (m68k_sched_issue_rate): Implement scheduler hook.
18148 (struct _sched_ib: enabled_p): New field.
18149 (m68k_sched_variable_issue): Update. Handle V4.
18150 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18151 sched_dump_class_func_t, sched_dump_split_class,
18152 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18153 sched_dump_dfa_class, m68k_sched_dump): Remove.
18154 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18156 (m68k_sched_init_global): Remove statisctics dumping, introduce
18157 sanity check that all instructions have pipeline reservations. Handle
18159 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18160 Handle ColdFire V4 core.
18161 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18162 New static functions.
18163 (m68k_sched_address_bypass_p): New bypass predicate.
18164 (sched_get_indexed_address_scale): New static function.
18165 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18167 * cf.md: Update comments.
18168 (define_attr type2): Remove. Use 'type' attribute instead.
18170 (cf_ib): Rename to cfv123_ib. Update all uses.
18171 (cf_oep): Rename to cfv123_oep. Update all uses.
18172 (cf_chr): Rename to cfv123_chr. Update all uses.
18173 (cf_mem): Rename to cfv123_mem. Update all uses.
18174 (cf_mac): Move to more appropriate place.
18175 (cfv123_guess): New automaton and cpu_unit.
18176 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18177 Update uses of 'size' attribute. Handle before reload scheduling.
18178 (cfv123_guess): New dummy reservation for unhandled instructions.
18179 (cfv4_*): Pipeline description of ColdFire V4 core.
18180 (ignore): New reservation to handle 'ignore' type.
18182 2008-05-07 Ian Lance Taylor <iant@google.com>
18184 PR middle-end/36013
18185 * gimplify.c (find_single_pointer_decl_1): Don't look through
18187 (find_single_pointer_decl): Adjust comments.
18189 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18191 PR middle-end/36137
18192 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18193 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18195 PR middle-end/36106
18196 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18197 integral type rather than floating point, then VIEW_CONVERT_EXPR
18198 to the floating point type.
18200 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18202 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18203 TFmode op0 to register.
18205 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18207 * c-decl.c (grokdeclarator): Comment typo.
18209 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18211 * tree-flow.h: Remove prototype for computed_goto_p.
18212 * tree-cfg.c (computed_goto_p): Make static.
18214 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18217 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18218 (contains_aligned_value_p): This. Handle _Decimal128.
18219 (ix86_function_arg_boundary): Only align _Decimal128 to its
18220 natural boundary and handle it properly.
18222 2008-05-06 Martin Jambor <mjambor@suse.cz>
18224 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18225 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18226 (ipcp_method_set_orig_node): Removed.
18227 (ipcp_cval_get_cvalue_type): Removed.
18228 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18229 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18230 (ipcp_cval_set_cvalue_type): Removed.
18231 (ipcp_cval_get_cvalue): Removed.
18232 (ipcp_cval_set_cvalue): Removed.
18233 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18234 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18235 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18236 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18237 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18238 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18239 (ipcp_get_ith_lattice): Changed parameters.
18240 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18241 (ipcp_lattice_from_jfunc): Changed parameters.
18242 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18243 (ipcp_method_cval_print): Added temporary variable info.
18244 (ipcp_redirect): Removed already unused local variable caller.
18245 (ipcp_redirect): New temporary variable orig_callee_info
18246 (ipcp_redirect): Removed newly unused local variable callee.
18247 (ipcp_redirect): Removed (a bit confusing) local variable type.
18248 (ipcp_insert_stage): Added local variable info.
18249 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18251 (ipcp_formal_create): Removed.
18252 (ipcp_method_cval_set): Removed.
18253 (ipcp_propagate_stage): Renamed lattice variables.
18254 (ipcp_method_cval_set_cvalue_type): Removed.
18255 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18256 (ipcp_print_all_lattices): Changed printed strings to refer to
18257 lattices rather than cvals.
18258 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18259 (ipcp_propagate_const): Changed formal parameters.
18260 (build_const_val): Changed formal parameters.
18261 (ipcp_insert_stage): Removed useless variable cvalue
18262 (build_const_val): Changed formal parameters.
18263 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18264 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18265 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18266 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18267 (ipcp_print_func_profile_counts): Changed string from "method" to
18269 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18270 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18271 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18272 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18273 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18274 (ipcp_lat_is_const): Changed parameters and made inline.
18275 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18276 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18277 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18278 the predicate condition directly
18279 (ipcp_propagate_stage): Added local variable args. Removed local
18280 variable callee. (Both are mere code simplifications.)
18281 (ipcp_method_dont_insert_const): Renamed to
18282 ipcp_node_not_modifiable_p.
18283 (ipcp_node_not_modifiable_p): Made inline.
18284 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18285 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18286 (ipcp_print_all_lattices): Removed variable cvalue
18287 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18290 2008-05-06 Olivier Hainque <hainque@adacore.com>
18292 * tree-sra.c (try_instantiate_multiple_fields): Early return
18293 if field has POINTER_TYPE.
18295 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18297 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18298 by using 'q' specifier for instruction.
18299 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18301 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18303 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18304 Change mode of zero_extract from QImode to HImode.
18305 (sign bit tests peepholes): (Ditto.).
18307 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18309 * config/i386/mmx.md: Remove double backslashes from asm templates.
18310 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18311 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18312 to handle nonimmediate operands.
18313 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18314 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18315 to handle nonimmediate operands.
18316 (*mmx_<code>v2sf3_finite): New insn pattern.
18317 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18318 (mmx_<code>v2sf3): New expander. Use
18319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18320 (mmx_<plusminus_insn><mode>3): New expander. Use
18321 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18322 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18323 (mmx_add<mode>3): Removed.
18324 (mmx_ssadd<mode>3): Ditto.
18325 (mmx_usadd<mode>3): Ditto.
18326 (mmx_sub<mode>3): Ditto.
18327 (mmx_sssub<mode>3): Ditto.
18328 (mmx_ussub<mode>3): Ditto.
18329 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18330 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18331 to handle nonimmediate operands.
18332 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18334 (mmx_smulv4hi3_highpart): New expander. Use
18335 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18336 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18338 (mmx_umulv4hi3_highpart): New expander. Use
18339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18340 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18341 (mmx_<code>v4hi3): New expander. Use
18342 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18343 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18344 (mmx_<code>v8qi3): New expander. Use
18345 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18346 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18347 (mmx_<code><mode>3): New expander. Use
18348 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18350 2008-05-05 Jan Hubicka <jh@suse.cz>
18352 PR tree-optimization/36118
18353 * passes.c (pass_init_dump_file): Fix dump header.
18355 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18357 PR middle-end/36141
18358 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18359 VCE for function decls.
18361 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18363 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18365 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18367 * config/i386/i386.md (sat_plusminus): New.
18368 (plusminus_insn): Likewise.
18369 (plusminus_mnemonic): Likewise.
18371 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18372 (*<addsub><mode>3_cc_overflow): Renamed to ...
18373 (*<plusminus_insn><mode>3_cc_overflow): This.
18374 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18375 (*<plusminus_insn>si3_zext_cc_overflow): This.
18377 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18378 (<plusminus_insn><mode>3): This.
18379 (*<addsub><mode>3): Renamed to ...
18380 (*<plusminus_insn><mode>3): This.
18381 (<sse>_vm<addsub><mode>3): Renamed to ...
18382 (<sse>_vm<plusminus_insn><mode>3): This.
18383 (sse3_h<addsub>v4sf3): Renamed to ...
18384 (sse3_h<plusminus_insn>v4sf3): This.
18385 (sse3_h<addsub>v2df3): Renamed to ...
18386 (sse3_h<plusminus_insn>v2df3): This.
18387 (<plusminus_insn><mode>3): New.
18388 (*<plusminus_insn><mode>3): Likewise.
18389 (sse2_<plusminus_insn><mode>3): Likewise.
18390 (add<mode>): Removed.
18391 (*add<mode>3): Likewise.
18392 (sse2_ssadd<mode>3): Likewise.
18393 (sse2_usadd<mode>3): Likewise.
18394 (sub<mode>3): Likewise.
18395 (*sub<mode>3): Likewise.
18396 (sse2_sssub<mode>3): Likewise.
18397 (sse2_ussub<mode>3): Likewise.
18399 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18401 * gthr-single.h: Add in required interface elements as per gthr.h.
18402 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18403 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18404 Generalize UNUSED macro.
18405 (__gthread_once): Add.
18406 (__gthread_key_create): Add.
18407 (__gthread_key_delete): Add.
18408 (__gthread_getspecific): Add.
18409 (__gthread_setspecific): Add.
18411 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18413 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18414 the same size types for the indirect reference on the rhs, then
18417 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18419 * config/i386/i386.md
18420 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18421 one insn template instead of template series.
18422 (*xordi_1_rex64): Ditto.
18423 (*xordi_2_rex64): Ditto.
18425 2008-05-05 Ira Rosen <irar@il.ibm.com>
18427 PR tree-optimization/36119
18428 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18431 2008-06-04 Jan Hubicka <jh@suse.cz>
18433 tree-optimization/36100
18434 * tree-pass.h (pass_O0_always_inline): Declare.
18435 * ipa-inline.c (inline_transform): Remove dead code.
18436 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18437 pass_O0_always_inline): New.
18438 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18440 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18442 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18443 mnemonic in this_param move for TARGET_64BIT.
18445 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18447 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18448 (*strmovsi_rex_1): Ditto.
18449 (*strsetsi_1): Ditto.
18450 (*strsetsi_rex_1): Ditto.
18452 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18453 adddicc expanders using SWI mode iterator.
18455 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18458 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18461 2008-05-04 David S. Miller <davem@davemloft.net>
18463 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18464 (sparc*-*-linux*): Use linux.h in tm_file.
18465 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18466 compiler defaulting to 32-bit.
18467 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18469 * config/sparc/linux.h: Remove definitions now obtained
18470 properly from linux.h
18471 * config/sparc/linux64.h: Likewise.
18472 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18473 don't want this setting for 32-bit builds in a biarch compiler.
18474 * doc/install.texi: Add sparc-linux to list of targets
18475 supporting --enable-targets=all.
18477 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18479 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18481 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18483 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18484 after V4SI_FTYPE_V8HI.
18485 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18486 case V4SI_FTYPE_V2DF.
18488 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18490 * doc/invoke.texi (max-flow-memory-locations): Removed.
18491 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18493 2008-05-03 Richard Guenther <rguenther@suse.de>
18495 PR middle-end/34973
18496 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18498 2008-05-02 David S. Miller <davem@davemloft.net>
18500 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18502 2008-05-02 Simon Baldwin <simonb@google.com>
18505 * c-common.h (warn_array_subscript_range): Removed.
18506 * c-common.c (warn_array_subscript_range): Ditto.
18507 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18508 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18510 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18512 * config/i386/i386.c (ix86_special_builtin_type): New.
18513 (bdesc_special_args): Likewise.
18514 (ix86_expand_special_args_builtin): Likewise.
18515 (ix86_init_mmx_sse_builtins): Updated.
18516 (ix86_expand_builtin): Updated.
18517 (ix86_expand_store_builtin): Removed.
18518 (ix86_expand_unop_builtin): Likewise.
18520 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18521 * config/i386/mmintrin.h (__v2sf): Here.
18523 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18525 (_mm_loadl_pi): Likewise.
18526 (_mm_storeh_pi): Replace __v2si with __v2sf.
18527 (_mm_storel_pi): Likewise.
18529 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18530 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18531 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18532 __builtin_ia32_loadlpd.
18534 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18536 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18537 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18538 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18539 (ix86_init_mmx_sse_builtins): Updated.
18540 (ix86_expand_args_builtin): Likewise.
18541 (ix86_expand_builtin): Likewise.
18542 (ix86_expand_unop1_builtin): Renamed to ...
18543 (ix86_expand_unop_vec_merge_builtin): This.
18545 2008-05-01 Jan Hubicka <jh@suse.cz>
18548 * ipa-inline.c (inline_generate_summary): Make static.
18549 (inline_transform): Do not call inlining at -O0; make static.
18550 * passes.c (execute_todo): Add sanity check.
18551 (execute_one_ipa_transform_pass): Execute proper flags.
18553 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18555 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18556 (DECL_NONADDRESSABLE_P): Likewise.
18557 * alias.c (record_component_aliases): Fix comment.
18559 2008-05-01 Simon Baldwin <simonb@google.com>
18561 * c-common.h (warn_array_subscript_range): New function.
18562 * c-common.c (warn_array_subscript_range): Ditto.
18563 * tree-vrp.c (check_array_ref): Corrected code to agree with
18564 comment, ignoring only arrays of size 0 or size 1.
18565 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18567 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18569 * config/i386/i386.c (ix86_builtin_type): Replace
18570 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18571 (bdesc_args): Updated.
18572 (ix86_init_mmx_sse_builtins): Likewise.
18573 (ix86_expand_args_builtin): Likewise.
18575 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18578 * doc/extend.texi: Correct __builtin_ia32_palignr.
18580 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18583 * config/i386/i386.c (bdesc_crc32): Removed.
18584 (ix86_expand_crc32): Likewise.
18585 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18586 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18587 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18588 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18589 UINT_FTYPE_UINT_UCHAR.
18590 (bdesc_args): Updated. Add crc32 builtins.
18591 (ix86_init_mmx_sse_builtins): Updated.
18592 (ix86_expand_args_builtin): Updated to support subreg.
18594 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18596 2008-05-01 Jan Hubicka <jh@suse.cz>
18598 * tree-pass.h (opt_pass): Add IPA_PASS.
18599 (varpool_node, cgraph_node): Forward declare.
18600 (ipa_opt_pass): Define.
18601 (pass_ipa_inline): Turn into ipa_opt_pass.
18602 (pass_apply_inline): Remove.
18603 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18604 (apply_inline): Turn into ....
18605 (inline_transform): ... this one.
18606 (inline_generate_summary): New function.
18607 (pass_apply_inline): Remove.
18608 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18610 (struct function): Add ipa_transforms_to_apply.
18611 * passes.c (register_one_dump_file): Work on IPA_PASS.
18612 (init_optimization_passes): Remove pass_inline_parameters and
18614 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18615 (execute_one_pass) ... here; apply transforms when possible.
18616 (add_ipa_transform_pass, execute_ipa_summary_asses,
18617 execute_one_ipa_transform_pass): New.
18618 (execute_ipa_pass_list): Update for IPA_PASS type.
18620 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18622 * config/i386/i386.c (ix86_builtin_type): Add
18623 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18624 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18625 (bdesc_args): Add SSE4a builtins.
18626 (ix86_init_mmx_sse_builtins): Updated.
18627 (ix86_expand_args_builtin): Likewise.
18628 (ix86_expand_builtin): Likewise.
18630 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18632 * config/i386/i386.c (ix86_builtin_type): Add
18633 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18634 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18635 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18636 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18637 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18638 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18639 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18640 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18641 and DI_FTYPE_DI_DI_INT.
18642 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18643 (ix86_init_mmx_sse_builtins): Updated.
18644 (ix86_expand_args_builtin): Likewise.
18645 (ix86_expand_builtin): Likewise.
18646 (ix86_expand_binop_imm_builtin): Removed.
18648 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18650 2008-04-30 Richard Guenther <rguenther@suse.de>
18652 PR tree-optimization/32921
18653 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18655 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18657 * config/arm/arm.c (arm_unwind_emit): Use
18658 crtl->all_throwers_are_sibcalls instead of
18659 cfun->all_throwers_are_sibcalls.
18660 (arm_output_fn_unwind): Likewise.
18661 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18662 instead of cfun->uses_pic_offset_table.
18663 (frv_expand_prologue): Likewise.
18664 (frv_frame_pointer_required): Likewise.
18665 (frv_expand_fdpic_call): Likewise.
18666 (frv_emit_movsi): Likewise.
18667 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18668 cfun->returns_pcc_struct instead of
18669 current_function_returns_pcc_struct.
18670 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18671 instead of cfun->calls_eh_return.
18672 (m32c_pushm_popm): Likewise.
18673 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18674 "extern" declaration.
18676 2008-04-30 Richard Guenther <rguenther@suse.de>
18678 PR tree-optimization/21636
18679 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18681 (evaluate_stmt): Print the likely value.
18682 (ccp_visit_stmt): Avoid excessive vertical spacing.
18684 2008-04-30 Rafael Espíndola <espindola@google.com>
18686 * builtins.c (fold_call_expr): Return realret.
18687 * tree-ssa-threadedge.c
18688 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18689 __builtin_object_size.
18691 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18693 * gcc.c (wrapper_string): New variable.
18694 (insert_wrapper): New function.
18695 (execute): New option -wrapper.
18696 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18698 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18700 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18701 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18702 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18704 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18705 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18706 config/rs6000/e500crtres64gprctr.asm,
18707 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18708 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18709 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18710 config/rs6000/e500crtsav64gprctr.asm,
18711 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18712 config/rs6000/e500crtsavg64gprctr.asm: New files.
18713 * config/rs6000/t-ppccomm: Add build rules for new files.
18714 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18715 * config/rs6000/t-netbsd: Add build rules for new files.
18716 (LIB2FUNCS_STATIC_EXTRA): New variable.
18717 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18718 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18719 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18721 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18723 * config/i386/i386.c (ix86_builtin_type): Add
18724 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18725 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18726 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18727 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18728 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18729 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18730 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18731 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18732 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18733 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18734 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18735 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18736 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18737 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18738 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18739 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18740 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18741 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18742 V1DI_FTYPE_V2SI_V2SI.
18743 (bdesc_2arg): Moved to ...
18744 (bdesc_args): Here.
18745 (ix86_init_mmx_sse_builtins): Updated.
18746 (ix86_expand_args_builtin): Updated. Take a pointer
18747 to const struct builtin_description. Handle comparison
18749 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18750 (ix86_expand_builtin): Updated.
18752 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18753 (ssse3_pmaddubsw128): This.
18754 (ssse3_pmaddubswv4hi3): Renamed to ...
18755 (ssse3_pmaddubsw): This.
18757 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18758 (__builtin_ia32_packssdw128): Likewise.
18759 (__builtin_ia32_packuswb128): Likewise.
18760 (__builtin_ia32_pmaddubsw): Likewise.
18761 (__builtin_ia32_pmaddubsw128): Likewise.
18763 2008-04-30 Richard Guenther <rguenther@suse.de>
18765 PR tree-optimization/14847
18766 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18767 (recognize_bits_test): Use it.
18768 (recognize_single_bit_test): Likewise.
18770 2008-04-30 Martin Jambor <mjambor@suse.cz>
18772 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18773 instead of setting number of formal parameters to zero.
18774 (ipcp_init_stage): Do not set the number of actual parameters to zero
18776 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18777 which are called with variable number of arguments.
18778 (ipcp_insert_stage): Explicitely skipping all nodes which are
18779 called with variable number of arguments.
18780 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18781 number of parameters.
18783 * ipa-prop.h (struct ipa_node_params): Added flag
18784 called_with_var_arguments
18785 (ipa_set_param_count): Added. Changed sole setter to use it.
18786 (ipa_get_param_count): Added. All readers of param_count
18787 converted to use it instead.
18788 (ipa_set_called_with_variable_arg): Added.
18789 (ipa_is_called_with_var_arguments): Added.
18790 (ipa_get_ith_param): Added. All readers of param_decls converted
18792 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18794 (ipa_get_cs_argument_count): Added, all readers of argument_count
18796 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18799 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18800 (struct ipcp_lattice): Renamed cval_type to type
18801 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18803 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18804 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18805 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18806 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18807 (build_const_val): Changed the type of parameter cvalue to tree
18808 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18809 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18811 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18814 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18815 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18816 (ipa_add_method): Renamed to ipa_push_func_to_list
18817 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18818 (ipa_callsite_param_count): Removed.
18819 (ipa_callsite_param_count_set): Removed.
18820 (ipa_callsite_param): Removed.
18821 (ipa_callsite_callee): Removed.
18822 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18823 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18824 (ipa_method_formal_count): Removed.
18825 (ipa_method_formal_count_set): Removed.
18826 (ipa_method_get_tree): Removed.
18827 (ipa_method_tree_map_create): Removed.
18828 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18829 (ipa_create_param_decls_array): Creates the array itself
18830 (ipa_create_param_decls_array): Temporary variable info instead of
18831 a few dereferences.
18832 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18833 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18834 (get_type): Removed.
18835 (ipa_jf_get_info_type): Removed.
18836 (ipa_node_create): Renamed to ipa_create_node_params
18837 (ipa_free): Renamed to ipa_free_all_node_params
18838 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18839 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18840 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18841 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18842 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18843 ipa_free_all_edge_args
18844 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18845 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18846 (ipa_create_methodlist_node): Removed.
18847 (ipa_methodlist_method): Removed.
18848 (ipa_methodlist_method_set): Removed.
18849 (ipa_methodlist_next_method): Removed.
18850 (ipa_methodlist_next_method_set): Removed.
18851 (ipa_method_is_modified): Removed.
18852 (ipa_method_modify_create): Removed.
18853 (ipa_method_modify_init): Temporary variable info instead of a few
18855 (ipa_detect_param_modifications): Temporary variable info instead of
18856 a few dereferences.
18857 (ipa_compute_jump_functions): Temporary variable info instead of
18858 a few dereferences.
18859 (ipa_method_modify_set): Removed.
18860 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18861 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18862 than craph_node as the first parameter.
18863 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18864 (ipa_method_modify_init): Removed.
18865 (ipa_compute_jump_functions): Added a temp variable instead of
18866 repeatadly dereferencing the cgraph_edge.aux pointer
18867 (ipa_callsite_param_set_type): Removed.
18868 (ipa_compute_jump_functions): i renamed to index and moved to
18870 (ipa_callsite_param_set_info_type_formal): Removed.
18871 (ipa_callsite_param_set_info_type): Removed.
18872 (ipa_callsite_param_map_create): Removed.
18873 (ipa_callsite_tree): Removed.
18874 (ipa_callsite_caller): Removed.
18875 (ipa_pop_func_from_list): return_method removed to return_func
18877 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18878 prefixed all values with IPA_. Changed all users.
18879 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18880 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18881 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18882 (union parameter_info): Renamed to jump_func_value.
18883 (union jump_func_value): Renamed value to constant
18884 (struct ipa_jump_func): Renamed info_type to value
18885 (struct ipa_node): Renamed to ipa_node_params
18886 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18887 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18888 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18889 (struct ipa_edge): Renamed to ipa_edge_args
18890 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18891 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18892 (struct ipa_methodlist): Renamed to ipa_func_list
18893 (struct ipa_func_list): method_p renamed to node, next_method
18895 (ipa_methodlist_p): Removed, switched all users to struct pointer
18896 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18898 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18900 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18901 (rs6000_emit_epilogue): Use backchain to restore only when we
18902 have a large frame. Make use of frame pointer to restore if we
18903 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18905 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18907 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18908 Add mode to zero_extract.
18909 (sign bit tests peepholes): (Ditto.).
18911 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18913 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18914 Instructions in comments with SSE3.
18915 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18916 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18917 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18918 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18919 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18920 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18921 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18922 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18923 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18924 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18925 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18926 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18927 (bdesc_sse_args): Renamed to ...
18928 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18929 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18930 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18931 IX86_BUILTIN_FABSQ.
18932 (bdesc_1arg): Moved to ...
18933 (bdesc_args): Here.
18934 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18935 Instructions in comments with SSE3.
18936 (ix86_expand_sse_operands_builtin): Renamed to ...
18937 (ix86_expand_args_builtin): This. Updated.
18938 (ix86_expand_unop1_builtin): Update comments.
18939 (ix86_expand_builtin): Updated.
18941 2008-04-29 Richard Guenther <rguenther@suse.de>
18943 PR tree-optimization/36078
18944 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18945 Update virtual SSA form after cleaning up the CFG.
18947 2008-04-29 Richard Guenther <rguenther@suse.de>
18949 PR middle-end/15255
18950 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18952 2008-04-29 Richard Guenther <rguenther@suse.de>
18954 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18955 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18956 (compute_flow_insensitive_aliasing): Do not treat
18957 PTR_IS_REF_ALL pointers special.
18958 (get_smt_for): Likewise.
18959 (may_alias_p): Re-structure.
18960 (is_escape_site): A ref-all pointer conversion is not an escape site.
18961 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18962 PTR_IS_REF_ALL pointers special.
18963 * tree-ssa-structalias.h (struct alias_info): Remove
18964 ref_all_symbol_mem_tag field.
18965 (PTR_IS_REF_ALL): Remove.
18967 2008-04-29 Richard Guenther <rguenther@suse.de>
18969 PR middle-end/36077
18970 * fold-const.c (extract_muldiv_1): In combining division constants
18971 make sure to never overflow.
18973 2008-04-29 Nick Clifton <nickc@redhat.com>
18975 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18977 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18980 * optc-gen.awk: Work around HP-UX/IA awk bug.
18982 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18984 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18987 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18990 * config/i386/i386.md
18991 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18992 Change operand 1 predicate to nonimmediate_operand.
18994 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18997 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18999 * gengtype.c (walk_type, write_func_for_structure): Handle
19001 * doc/gty.texi: Document chain_circular.
19003 2008-04-28 Richard Guenther <rguenther@suse.de>
19005 PR tree-optimization/36066
19006 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19009 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19012 * config/i386/i386.md
19013 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19014 Use match_scratch instead of match_operand for operands 3 and 4.
19016 2008-04-27 Richard Guenther <rguenther@suse.de>
19018 PR tree-optimization/18754
19019 PR tree-optimization/34223
19020 * tree-pass.h (pass_complete_unrolli): Declare.
19021 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19022 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19023 Rewrite loop into loop closed SSA form if it is not already.
19024 (tree_unroll_loops_completely): Re-structure to iterate over
19025 innermost loops with intermediate CFG cleanups.
19026 Unroll outermost loops only if requested or the code does not grow
19028 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19029 loops are available.
19030 (tree_vectorize): Instead do so here.
19031 (tree_complete_unroll): Also unroll outermost loops.
19032 (tree_complete_unroll_inner): New function.
19033 (gate_tree_complete_unroll_inner): Likewise.
19034 (pass_complete_unrolli): New pass.
19035 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19036 uses outside of the loop.
19037 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19038 form if it is available.
19039 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19040 * passes.c (init_optimization_passes): Schedule complete inner
19041 loop unrolling pass before the first CCP pass after final inlining.
19043 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19045 * targhooks.h (default_emutls_var_fields,
19046 default_emutls_var_init): Declare.
19047 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19048 * target.h (struct gcc_target): Add struct emutls member.
19049 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19050 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19051 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19052 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19053 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19054 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19055 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19056 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19057 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19058 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19059 emit debug information.
19060 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19061 * varasm.c: Include targhooks.h.
19062 (emutls_object_section, emutls_tmpl_section): New.
19063 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19064 (EMUTLS_SEPARATOR): New.
19065 (prefix_name): New.
19066 (get_emutls_object_name): New.
19067 (default_emutls_var_fields): New, broken out of ...
19068 (get_emutls_object_type): ... here. Adjust to use target hooks.
19069 (get_emutls_init_templ_addr): Adjust to use target hooks.
19070 (emutls_decl): Adjust to use target hooks.
19071 (emutls_finish): Likewise.
19072 (default_emutls_var_init): New, broken out of ...
19073 (assemble_variable): ... here. Adjust to use target hooks.
19074 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19075 SECCAT_EMUTLS_TMPL.
19076 * c-common.c (handle_section_attribute): Prevent overriding
19077 sections for emulated tls with special sections.
19078 * config/i386/i386.c (x86_64_elf_select_section): Add
19079 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19080 (x86_64_elf_unique_section): Likewise.
19081 * config/vxworks.c: Include tree.h.
19082 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19083 (vxworks_override_options): Set TLS scheme.
19084 * doc/tm.texi (Emulated TLS): New node.
19086 2008-04-26 Simon Baldwin <simonb@google.com>
19089 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19090 with propagated string constants.
19092 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19094 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19095 constraint for operand 2 when operand 0 is memory operand.
19096 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19097 operand 0 is memory operand.
19098 (fix_trunc<mode>_i387_with_temp): Ditto.
19099 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19100 operand 2 when operand 1 is memory operand.
19101 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19102 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19103 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19104 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19105 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19106 operands 2,3 and 4 when operand 1 is memory operand.
19107 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19109 (fistdi2_floor_with_temp): Ditto.
19110 (fist<mode>2_floor_with_temp): Ditto.
19111 (fistdi2_ceil_with_temp): Ditto.
19112 (fist<mode>2_ceil_with_temp): Ditto.
19113 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19115 2008-04-26 David Daney <ddaney@avtrex.com>
19117 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19119 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19120 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19121 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19122 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19123 (compare_and_swap_12): New insn.
19124 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19125 * config/mips/mips.c (mips_force_binary): New function.
19126 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19127 (mips_expand_compare_and_swap_12): New function.
19128 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19130 2008-04-25 Jan Hubicka <jh@suse.cz>
19133 * cfgexpand.c (pass_expand): Turn into RTL pass.
19134 * passes.c (execute_one_pass): Do pass typechecking after execution.
19135 * tree-pass.h (pass_expand): Turn into RTL pass.
19137 * function.h (struct rtl_data): Move here fields
19138 accesses_prior_frames, calls_eh_return, saves_all_registers,
19139 has_nonlocal_goto, has_asm_statement, is_thunk,
19140 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19141 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19142 arg_pointer_save_area_init from struct function; turn into bool.
19143 (struct function): Move
19144 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19145 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19146 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19147 tail_call_emit, arg_pointer_save_area_init
19148 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19149 (current_function_returns_struct, current_function_returns_pcc_struct,
19150 current_function_calls_setjmp, current_function_calls_alloca,
19151 current_function_accesses_prior_frames,
19152 current_function_calls_eh_return, current_function_is_thunk,
19153 current_function_stdarg, current_function_profile,
19154 current_function_limit_stack, current_function_uses_pic_offset_table,
19155 current_function_uses_const_pool, current_function_has_nonlocal_label,
19156 current_function_saves_all_registers,
19157 current_function_has_nonlocal_goto,
19158 current_function_has_asm_statement): Remove accesor macros.
19159 * ra-conflict.c (global_conflicts): Update.
19160 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19161 (suitable_for_tail_call_opt_p): Update.
19162 * builtins.c (expand_builtin_return_addr): Update.
19163 (expand_builtin_setjmp_setup): Update.
19164 (expand_builtin_nonlocal_goto): Update.
19165 * final.c (final_start_function): Update.
19166 (profile_function): Update.
19167 (leaf_function_p): Update.
19168 (only_leaf_regs_used): Update.
19169 * df-scan.c (df_get_exit_block_use_set): Update.
19170 * dojump.c (clear_pending_stack_adjust): Update.
19171 * tree-stdarg.c (gate_optimize_stdarg): Update.
19172 * gimple-low.c (lower_function_body): Update.
19173 * global.c (compute_regsets): Update.
19174 (global_alloc): Update.
19175 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19176 * expr.c (expand_assignment): Update.
19177 * dse.c (dse_step0): Update.
19178 (dse_step1): Update.
19179 * c-decl.c (store_parm_decls): Update.
19180 * local-alloc.c (combine_regs): Update.
19181 (find_free_reg): Update.
19182 * function.c (assign_parms_augmented_arg_list): Update.
19183 (assign_parm_find_data_types): Update.
19184 (assign_parms): Update.
19185 (allocate_struct_function): Update.
19186 (expand_function_start): Update.
19187 (expand_function_end): Update.
19188 (get_arg_pointer_save_area): Update.
19189 (thread_prologue_and_epilogue_insns): Update.
19190 (rest_of_match_asm_constraints): Update.
19191 * stor-layout.c (variable_size): Update.
19192 * gcse.c (gcse_main): Update.
19193 (bypass_jumps): Update.
19194 * gimplify.c (gimplify_function_tree): Update.
19195 * calls.c (emit_call_1): Update.
19196 (expand_call): Update.
19197 * bt-load.c (compute_defs_uses_and_gen): Update.
19198 * except.c (sjlj_assign_call_site_values): Update.
19199 (sjlj_emit_function_enter): Update.
19200 (can_throw_external): Update.
19201 (set_nothrow_function_flags): Update.
19202 (expand_builtin_unwind_init): Update.
19203 (expand_eh_return): Update.
19204 (convert_to_eh_region_ranges): Update.
19205 (output_function_exception_table): Update.
19206 * emit-rtl.c (gen_tmp_stack_mem): Update.
19207 * cfgexpand.c (expand_used_vars): Update.
19208 (tree_expand_cfg): Update.
19209 * cfgcleanup.c (rest_of_handle_jump): Update.
19210 * explow.c (allocate_dynamic_stack_space): Update.
19211 * varasm.c (assemble_start_function): Update.
19212 (force_const_mem): Update.
19213 (mark_constant_pool): Update.
19214 * tree-optimize.c (tree_rest_of_compilation): Update.
19215 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19216 * tree-cfg.c (notice_special_calls): Update.
19217 (is_ctrl_altering_stmt): Update.
19218 (tree_can_make_abnormal_goto): Update.
19219 (tree_purge_dead_abnormal_call_edges): Update.
19220 * config/alpha/predicates.md: Update.
19221 * config/alpha/alpha.c (alpha_sa_mask): Update.
19222 (alpha_sa_size): Update.
19223 (alpha_does_function_need_gp): Update.
19224 (alpha_expand_prologue): Update.
19225 (alpha_start_function): Update.
19226 (alpha_output_function_end_prologue): Update.
19227 (alpha_expand_epilogue): Update.
19228 * config/frv/frv.c (frv_stack_info): Update.
19229 (frv_expand_epilogue): Update.
19230 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19231 (s390_register_info): Update.
19232 (s390_frame_info): Update.
19233 (s390_init_frame_layout): Update.
19234 (s390_can_eliminate): Update.
19235 (save_gprs): Update.
19236 * config/spu/spu.c (spu_split_immediate): Update.
19237 (need_to_save_reg): Update.
19238 (spu_expand_prologue): Update.
19239 (spu_expand_epilogue): Update.
19240 * config/sparc/sparc.md: Update.
19241 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19242 (sparc_tls_got): Update.
19243 (legitimize_pic_address): Update.
19244 (sparc_emit_call_insn): Update.
19245 (sparc_expand_prologue): Update.
19246 (output_return): Update.
19247 (print_operand): Update.
19248 (sparc_function_ok_for_sibcall): Update.
19249 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19250 * config/m32r/m32r.md: Update.
19251 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19252 (m32r_compute_frame_size): Update.
19253 (m32r_expand_prologue): Update.
19254 (m32r_expand_epilogue): Update.
19255 (m32r_legitimize_pic_address): Update.
19256 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19257 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19258 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19259 (gen_push): Update.
19260 (ix86_save_reg): Update.
19261 (ix86_compute_frame_layout): Update.
19262 (ix86_expand_prologue): Update.
19263 (ix86_expand_epilogue): Update.
19264 * config/sh/sh.c (output_stack_adjust): Update.
19265 (calc_live_regs): Update.
19266 (sh5_schedule_saves): Update.
19267 (sh_expand_prologue): Update.
19268 (sh_expand_epilogue): Update.
19269 (sh_setup_incoming_varargs): Update.
19270 (sh_allocate_initial_value): Update.
19271 (sh_get_pr_initial_val): Update.
19272 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19273 * config/sh/sh.md (label:): Update.
19274 * config/avr/avr.c (out_movhi_mr_r): Update.
19275 * config/crx/crx.h (enum): Update.
19276 * config/xtensa/xtensa.h (along): Update.
19277 * config/stormy16/stormy16.c Update.
19278 (xstormy16_compute_stack_layout): Update.
19279 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19280 (fr30_expand_prologue): Update.
19281 * config/cris/cris.c (cris_conditional_register_usage): Update.
19282 (cris_reg_saved_in_regsave_area): Update.
19283 (cris_initial_frame_pointer_offset): Update.
19284 (cris_simple_epilogue): Update.
19285 (cris_expand_prologue): Update.
19286 (cris_expand_epilogue): Update.
19287 (cris_expand_pic_call_address): Update.
19288 (cris_asm_output_symbol_ref): Update.
19289 (cris_asm_output_label_ref): Update.
19290 * config/cris/cris.md Update.
19291 * config/iq2000/iq2000.c (compute_frame_size): Update.
19292 (iq2000_expand_epilogue): Update.
19293 * config/mt/mt.h (save_direction): Update.
19294 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19295 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19296 (ia64_secondary_reload_class): Update.
19297 * config/m68k/m68k.c (m68k_save_reg): Update.
19298 (m68k_expand_prologue): Update.
19299 (m68k_expand_epilogue): Update.
19300 (legitimize_pic_address): Update.
19301 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19302 (first_reg_to_save): Update.
19303 (first_altivec_reg_to_save): Update.
19304 (compute_vrsave_mask): Update.
19305 (compute_save_world_info): Update.
19306 (rs6000_stack_info): Update.
19307 (spe_func_has_64bit_regs_p): Update.
19308 (rs6000_ra_ever_killed): Update.
19309 (rs6000_emit_eh_reg_restore): Update.
19310 (rs6000_emit_allocate_stack): Update.
19311 (rs6000_emit_prologue): Update.
19312 (rs6000_emit_epilogue): Update.
19313 (rs6000_output_function_epilogue): Update.
19314 (output_profile_hook): Update.
19315 (rs6000_elf_declare_function_name): Update.
19316 * config/rs6000/rs6000.h (rs6000_args): Update.
19317 * config/rs6000/rs6000.md: Update.
19318 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19319 * config/arc/arc.c (arc_output_function_epilogue): Update.
19320 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19321 * config/darwin.c (machopic_function_base_name): Update.
19322 * config/score/score3.c (score3_compute_frame_size): Update.
19325 (score3_epilogue): Update.
19326 * config/score/score7.c (score7_compute_frame_size): Update.
19327 (score7_prologue): Update.
19328 (score7_epilogue): Update.
19329 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19330 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19331 * config/arm/arm.c (use_return_insn): Update.
19332 (require_pic_register): Update.
19333 (arm_load_pic_register): Update.
19334 (arm_compute_save_reg0_reg12_mask): Update.
19335 (arm_compute_save_reg_mask): Update.
19336 (thumb1_compute_save_reg_mask): Update.
19337 (output_return_instruction): Update.
19338 (arm_output_function_prologue): Update.
19339 (arm_output_epilogue): Update.
19340 (arm_get_frame_offsets): Update.
19341 (arm_expand_prologue): Update.
19342 (thumb_pushpop): Update.
19343 (thumb_exit): Update.
19344 (thumb1_expand_prologue): Update.
19345 (thumb1_expand_epilogue): Update.
19346 (arm_unwind_emit): Update.
19347 (arm_output_fn_unwind): Update.
19348 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19349 * config/arm/arm.md: Update.
19350 * config/pa/pa.md: Update.
19351 * config/pa/pa.c (legitimize_pic_address): Update.
19352 (compute_frame_size): Update.
19353 (hppa_expand_prologue): Update.
19354 (hppa_expand_epilogue): Update.
19355 (borx_reg_operand): Update.
19356 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19357 (HARD_REGNO_RENAME_OK): Update.
19358 * config/mips/mips.c (mips_global_pointer): Update.
19359 (mips_save_reg_p): Update.
19360 (mips_compute_frame_info): Update.
19361 (mips_frame_pointer_required): Update.
19362 (mips_expand_prologue): Update.
19363 (mips_expand_epilogue): Update.
19364 (mips_can_use_return_insn): Update.
19365 (mips_reorg_process_insns): Update.
19366 * config/v850/v850.c (compute_register_save_size): Update.
19367 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19368 * config/mmix/mmix.c (along): Update.
19369 (mmix_expand_epilogue): Update.
19370 * config/bfin/bfin.c (legitimize_pic_address): Update.
19371 (must_save_p): Update.
19372 (stack_frame_needed_p): Update.
19373 (add_to_reg): Update.
19374 (bfin_expand_prologue): Update.
19375 * stmt.c (expand_asm_operands): Update.
19376 * reload1.c (reload): Update.
19377 (init_elim_table): Update.
19379 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19381 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19383 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19385 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19386 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19387 (mov<mode>): Removed.
19388 (*movv4sf_internal): Likewise.
19389 (*movv2df_internal): Likewise.
19391 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19393 * config.gcc (crx-*-elf): Remove deprecation.
19395 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19397 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19398 __gcc_deregister_frame with atexit.
19399 (deregister_frame_dtor): Remove.
19401 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19402 Nathan Sidwell <nathan@codesourcery.com>
19404 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19406 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19407 (rs6000_isel): Likewise.
19408 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19409 (rs6000_isel): New variable.
19410 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19412 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19415 * c-common.c (handle_vector_size_attribute): Call
19416 lang_hooks.types.reconstruct_complex_type instead of
19417 reconstruct_complex_type.
19418 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19419 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19420 * langhooks.h (struct lang_hooks_for_types): Add
19421 reconstruct_complex_type hook.
19422 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19423 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19425 2008-04-24 Richard Guenther <rguenther@suse.de>
19427 * c-common.h (check_builtin_function_arguments): Declare.
19428 * c-common.c (validate_nargs): New function.
19429 (check_builtin_function_arguments): Likewise.
19430 * c-typeck.c (build_function_call): Call
19431 check_builtin_function_arguments.
19432 * builtins.c (fold_builtin_classify): Remove error reporting code.
19433 (fold_builtin_unordered_cmp): Likewise.
19434 (fold_builtin_1): Likewise.
19435 (fold_builtin_n): Likewise.
19437 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19439 PR tree-optimization/36008
19440 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19441 the original op1, rather than delta by step.
19443 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19444 Sebastian Pop <sebastian.pop@amd.com>
19446 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19447 eliminate_local_variables_stmt, eliminate_local_variables,
19448 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19449 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19450 of code delimited by two edges in the CFG.
19451 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19452 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19453 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19454 the case of parallelisation of reductions.
19455 (expr_invariant_in_region_p): New.
19457 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19458 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19460 2008-04-24 Ira Rosen <irar@il.ibm.com>
19461 Richard Guenther <rguenther@suse.de>
19463 PR tree-optimization/36034
19464 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19465 incapable of dealing with loads with gaps.
19467 2008-04-24 Rafael Espíndola <espindola@google.com>
19469 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19470 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19471 vrp_evaluate_conditional.
19472 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19473 (vrp_evaluate_conditional): Split the cond argument.
19474 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19475 (simplify_stmt_for_jump_threading): Update call to
19476 vrp_evaluate_conditional.
19478 2008-04-24 Ira Rosen <irar@il.ibm.com>
19480 PR tree-optimization/35982
19481 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19482 interleaved data-refs are of the same type.
19484 2008-04-24 Danny Smith <dannysmith@users.net>
19486 * c-format.c (check_format_info_main): Use strncmp rather than a
19487 magic prefix to handle multichar length specs.
19488 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19489 Don't prefix "I64" and "I32" with '\0'.
19491 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19494 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19495 in registers for -m32 only if stdarg_p (fntype).
19497 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19499 PR rtl-optimization/36006
19500 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19501 temp to op0 in order to avoid invalid rtx sharing.
19503 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19505 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19506 check TREE_INVARIANT.
19507 * tree-gimple.c (is_gimple_address): New.
19508 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19509 * tree-gimple.h (is_gimple_address): New.
19510 * tree.h (decl_address_invariant_p): New.
19511 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19512 (build_string): Likewise.
19513 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19514 (tree_invariant_p_1): Likewise.
19515 (save_expr): Use it.
19516 (tree_invariant_p): New.
19517 (skip_simple_arithmetic): Use it.
19518 (stabilize_reference_1): Use it.
19519 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19521 (build1_stat): Drop code to compute TREE_INVARIANT.
19522 (build2_stat): Drop code to compute TREE_INVARIANT.
19523 (build3_stat): Drop code to compute TREE_INVARIANT.
19524 (build4_stat): Drop code to compute TREE_INVARIANT.
19525 (build5_stat): Drop code to compute TREE_INVARIANT.
19526 (build7_stat): Drop code to compute TREE_INVARIANT.
19527 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19528 * tree.h (struct tree_base): Remove invariant_flag.
19529 (TREE_INVARIANT): Remove.
19530 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19531 (fold_builtin_expect): Check TREE_CONSTANT.
19532 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19533 * c-tree.h (c_expr_to_decl): Drop third parameter.
19534 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19535 (build_c_cast): Don't set TREE_INVARIANT.
19536 (pop_init_level): Don't set TREE_INVARIANT.
19537 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19538 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19540 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19541 (gimplify_addr_expr): Adjust comment.
19542 * tree-mudflap.c (mf_build_string):
19543 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19544 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19545 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19546 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19547 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19548 * langhooks.h (struct lang_hooks): Drop third parameter from
19551 2008-04-23 Richard Guenther <rguenther@suse.de>
19553 PR tree-optimization/27799
19554 PR tree-optimization/32921
19555 PR tree-optimization/32624
19556 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19557 SMTs aliases and the tag itself into the solution.
19558 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19559 merge the points-to solution back into the SMT aliases.
19560 (may_alias_p): Use alias_set_subset_of instead of
19561 aliases_conflict_p. A pointer which points to
19562 memory with alias set zero may access any variable.
19564 2008-04-23 Richard Guenther <rguenther@suse.de>
19566 * alias.c (alias_set_subset_of): Correctly handle asking
19567 if zero is a subset of an alias set with zero child.
19568 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19569 (compute_flow_insensitive_aliasing): Correctly walk all
19570 pointers. Do not unnecessarily union sets.
19572 2008-04-23 Richard Guenther <rguenther@suse.de>
19574 PR middle-end/36021
19575 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19577 2008-04-22 Tomas Bily <tbily@suse.cz>
19579 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19581 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19583 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19584 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19585 * tree-inline.c (estimate_num_insns_1): Likewise.
19586 * varasm.c (const_hash_1, compare_constant, copy_constant)
19587 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19588 * emit-rtl.c (component_ref_for_mem_expr)
19589 (set_mem_attributes_minus_bitpos): Likewise.
19590 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19591 (is_aligning_offset): Likewise.
19592 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19593 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19594 * dojump.c (do_jump): Likewise.
19595 * builtins.c (get_pointer_alignment, get_memory_rtx)
19596 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19597 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19599 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19601 PR rtl-optimization/36017
19602 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19603 expanding the library call.
19605 2008-04-22 Ian Lance Taylor <iant@google.com>
19607 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19608 than size_in_bytes.
19610 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19612 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19613 of LR/CTR moves for Power6.
19615 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19617 PR middle-end/36003
19618 * passes.c (init_optimization_passes): Remove
19619 pass_fast_rtl_byte_dce.
19621 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19624 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19625 builtin functions to generate faster code.
19626 (_mm_cvtpu16_ps): Ditto.
19627 (_mm_cvtpi32x2_ps): Ditto.
19629 2008-04-22 Nick Clifton <nickc@redhat.com>
19631 * common.opt (ftree-loop-distribution): Add Optimization
19634 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19635 (frv_expand_builtin_va_start): Likewise.
19637 * config/arm/arm.c (thumb_find_work_register): Fix location of
19638 argument register count.
19640 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19642 Support scheduling for ColdFire V1 and V3 microarchitecture.
19643 Improve scheduling of multiplication instructions.
19645 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19646 (mac): New instruction attribute.
19647 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19648 (m68k_sched_mac): New variable.
19649 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19650 Handle cfv1 and cfv3.
19651 (max_insn_size): New static variable.
19652 (struct _sched_ib): New type.
19653 (sched_ib): New static variable.
19654 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19655 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19656 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19658 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19659 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19660 new variables. Update.
19661 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19662 Add modeling of cfv3 instruction buffer. Update.
19663 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19664 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19665 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19666 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19667 a particular reservation applies to.
19668 (type2): Reorganize attribute values. Rename alu to alu_reg,
19669 alu_l to alu, move_l to omove. Join move to alu. Split mul
19670 to mul_l and mul_w.
19671 (cf_ib_*): Simplify description of instruction buffer.
19672 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19673 (cf_mem): Split into cf_mem1 and cf_mem2.
19674 (cf_v2_move_??): Rename to cfv12_alu_??.
19675 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19676 (cf_v2_mul_??): Remove reservations.
19677 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19678 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19679 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19681 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19682 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19683 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19684 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19685 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19686 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19687 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19688 expansions of the above reservations for instructions of sizes
19691 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19693 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19695 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19697 * coverage.c: Include tree-pass.h.
19698 (coverage_counter_alloc): Print da_file_name to the dump file.
19700 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19702 * sbitmap.c (sbitmap_range_empty_p): New function.
19703 * sbitmap.h (sbitmap_range_empty_p): New function.
19704 * bitmap.h: Now includes obstack.h.
19706 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19707 Kenneth Zadeck <zadeck@naturalbridge.com>
19709 * dbgcnt.def (ra_byte_scan): Added.
19710 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19711 when the last hit happens for a counter.
19712 * timevar.def (TV_DF_BYTE_LR): New variable.
19713 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19714 * passes.c (pass_fast_rtl_byte_dce): New pass.
19715 * fwprop.c (update_df): Added mode to call df_ref_create.
19716 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19717 DF_REF_EXTRACT_OFFSET.
19718 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19719 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19721 (df_ref_extract): Added mode field.
19722 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19723 DF_REF_EXTRACT_OFFSET.
19724 (DF_REF_EXTRACT_MODE): New macro.
19725 (df_byte_lr_bb_info): New structure.
19726 (df_print_byte_regset, df_compute_accessed_bytes,
19727 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19728 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19729 df_byte_lr_simulate_uses,
19730 df_byte_lr_simulate_artificial_refs_at_top,
19731 df_byte_lr_simulate_artificial_refs_at_end,
19732 df_compute_accessed_bytes): New function.
19733 (df_ref_create): Add parameter.
19734 (df_byte_lr_get_bb_info): New inline function.
19735 * df-scan.c (df_ref_record, df_uses_record,
19736 df_ref_create_structure): Added mode parameter.
19737 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19738 df_defs_record, df_uses_record, df_get_conditional_uses,
19739 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19740 df_entry_block_defs_collect, df_exit_block_uses_collect):
19741 Added mode parameter to calls to df_ref_record, df_uses_record,
19742 df_ref_create_structure.
19743 (df_ref_equal_p, df_ref_compare): Added test for modes.
19744 (df_ref_create_structure): Added code to set mode. Renamed
19745 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19746 DF_REF_EXTRACT_OFFSET.
19747 * df-core.c (df_print_byte_regset): New function.
19748 * df-byte-scan.c: New file.
19749 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19750 calls to BITMAP_FREE.
19751 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19752 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19753 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19754 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19755 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19756 df_byte_lr_local_compute, df_byte_lr_init,
19757 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19758 df_byte_lr_transfer_function, df_byte_lr_free,
19759 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19760 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19761 df_byte_lr_simulate_uses,
19762 df_byte_lr_simulate_artificial_refs_at_top,
19763 df_byte_lr_simulate_artificial_refs_at_end): New function.
19764 * dce.c (byte_dce_process_block): New function.
19765 (dce_process_block): au is now passed in rather than computed
19766 locally. Changed loops that look at artificial defs to not look
19767 for conditional or partial ones, because there never are any.
19768 (fast_dce): Now is able to drive byte_dce_process_block or
19769 dce_process_block depending on the kind of dce being done.
19770 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19771 (rest_of_handle_fast_byte_dce): New function.
19772 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19773 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19775 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19778 * gcc.h: Added fortran options that take arguments to
19779 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19782 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19784 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19785 scalarization if on the LHS and not a full access.
19787 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19789 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19791 2008-04-18 Rafael Espíndola <espindola@google.com>
19793 * tree-vrp.c (find_case_label_index): Fix the binary search.
19794 (find_case_label_range): New.
19795 (vrp_visit_switch_stmt): Use find_case_label_range.
19796 (simplify_switch_using_ranges): Use find_case_label_range.
19798 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19800 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19801 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19803 2008-04-18 Tom Tromey <tromey@redhat.com>
19806 * doc/cpp.texi (Implementation-defined behavior): Mention
19809 2008-04-18 Ian Lance Taylor <iant@google.com>
19811 * fold-const.c (pointer_may_wrap_p): New static function.
19812 (fold_comparison): Add another test for pointer overflow. Use
19813 pointer_may_wrap_p to disable some false positives.
19815 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19817 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19818 (fname_as_string): Match updated cpp_interpret_string prototype.
19819 (fix_string_type): Support char16_t* and char32_t*.
19820 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19821 derivative) nodes. Register as builtin if C++0x.
19822 (c_parse_error): Support CPP_CHAR{16,32}.
19823 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19824 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19825 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19826 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19827 CTI_CHAR32_ARRAY_TYPE>: New elements.
19828 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19829 char32_type_node, signed_char32_type_node, char16_array_type_node,
19830 char32_array_type_node): New defines.
19831 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19832 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19833 (lex_string): Support CPP_STRING{16,32}, match updated
19834 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19835 (lex_charconst): Support CPP_CHAR{16,32}.
19836 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19837 and CPP_STRING{16,32}.
19839 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19842 * aclocal.m4: Regenerate.
19843 * configure: Regenerate.
19845 2008-04-18 Jan Hubicka <jh@suse.cz>
19847 * except.c (dw2_size_of_call_site_table,
19848 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19850 * cgraphbuild.c (build_cgraph_edges): Update.
19851 * tree-pass.h: Update comment.
19852 * final.c (leaf_function_p): Update.
19853 (leaf_renumber_regs): Update.
19854 (rest_of_clean_state): Update.
19855 * omp-low.c (expand_omp_parallel): Update.
19856 * ipa-reference.c (analyze_function): Update.
19857 * reorg.c (find_end_label): Update.
19858 (optimize_skip): Update.
19859 (fill_simple_delay_slots): Update.
19860 (fill_simple_delay_slots): Update.
19861 (make_return_insns): Update.
19862 (dbr_schedule): Update.
19863 * gimple-low.c (record_vars_into): Update.
19864 * cfgbuild.c (make_edges): Update.
19865 * function.c (assign_stack_local): Update.
19866 (assign_parm_adjust_stack_rtl): Update.
19867 (locate_and_pad_parm): Update.
19868 (allocate_struct_function): Do not initialize stack_alignment_needed
19869 and preferred_stack_boundary here.
19870 (stack_protect_prologue): Update.
19871 (stack_protect_epilogue): Update.
19872 (expand_function_start): Initialize stack_alignment_needed,
19873 preferred_stack_boundary and max_jumptable_ents.
19874 (expand_function_end): Update.
19875 (free_after_compilation): Do not NULLify epilogue_delay_list.
19876 * function.h (struct rtl_data): Add stack_protect_guard,
19877 stack_alignment_needed,
19878 preferred_stack_boundary, epilogue_delay_list.
19879 (struct function): Remove value_histograms, stack_alignment_needed,
19880 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19882 unexpanded_var_list, stack_protect_guard.
19883 (current_function_epilogue_delay_list): Remove.
19884 * ipa-type-escape.c (analyze_function): Update.
19885 * gimplify.c (pop_gimplify_context): Update comment.
19886 * calls.c (expand_call): Update.
19887 (emit_library_call_value_1): Update.
19888 * except.c (set_nothrow_function_flags): Update.
19889 * cfgexpand.c (get_decl_align_unit): Update.
19890 (create_stack_guard): Update.
19891 (estimated_stack_frame_size): Update.
19892 (expand_used_vars): Update.
19893 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19894 * explow.c (allocate_dynamic_stack_space): Update.
19895 * tree-ssa-live.c (remove_unused_locals): Update.
19896 * varasm.c (mark_constant_pool): Update.
19897 * tree-inline.c (remap_decls): Update.
19898 (initialize_cfun): Update.
19899 (declare_return_variable): Update.
19900 (inline_forbidden_p): Update.
19901 (expand_call_inline): Update.
19902 (declare_inline_vars): Update.
19903 (tree_function_versioning): Update.
19904 * tree-flow.h (value_histograms): New.
19905 (VALUE_HISTOGRAMS): New macro.
19906 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19908 * tree-cfg.c (set_bb_for_stmt): Update.
19909 (replace_by_duplicate_decl): Update.
19910 (move_block_to_fn): Update.
19911 (new_label_mapper): Update.
19912 (dump_function_to_file): Update.
19913 * ipa-struct-reorg.c (build_data_structure): Update.
19914 * cfgrtl.c (print_rtl_with_bb): Update.
19915 * reload1.c (reload): Update.
19917 * config/i386/i386.c (setup_incoming_varargs_64,
19918 ix86_compute_frame_layout): Update.
19919 * config/arc/arc.c (arc_output_function_epilogue): Update.
19921 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19923 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19924 for FreeBSD as well.
19925 * gthr-posix95.h: Likewise.
19927 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19929 PR rtl-optimization/35838
19930 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19931 out the byte offset of the first subreg.
19933 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19935 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19936 to split_ti instead of three separate calls with single member arrays.
19937 (subti3 splitter): Ditto.
19938 (adddi3 splitter): Ditto with split_di.
19939 (subdi3 splitter): Ditto.
19940 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19941 two separate calls with single member arrays. Swap match_dup
19942 operands 1 and 2 to better fit into the array.
19943 (negdi2 splitter): Ditto with split_di.
19944 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19945 two separate calls with single member arrays. Swap match_dup operands
19946 6 and 7 to better fit into the array.
19948 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19950 * config/i386/i386.c (sse_builtin_type): New.
19951 (bdesc_sse_args): Likewise.
19952 (bdesc_sse_3arg): Removed.
19953 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19954 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19955 IX86_BUILTIN_ROUNDPS.
19956 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19957 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19958 IX86_BUILTIN_ROUNDPS.
19959 (ix86_expand_sse_4_operands_builtin): Removed.
19960 (ix86_expand_sse_operands_builtin): New.
19961 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19962 and CODE_FOR_sse4_1_roundps.
19963 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19964 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19966 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19969 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19970 regs before frame pop when needed. If use_backchain_to_restore_sp
19971 then load backchain into a temp reg to restore vr and vrsave. Add
19972 code to restore vr after frame pop if possible.
19974 2008-04-17 Richard Guenther <rguenther@suse.de>
19976 * tree-vn.c (expressions_equal_p): Do not check type
19977 equality or compatibility before calling operand_equal_p.
19978 * fold-const.c (operand_equal_p): Check equivalence of
19979 integer constants before bailing out due to signedness or
19980 precision differences.
19981 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19982 spurious differences in type qualification. Ignore types
19983 for COMPONENT_REFs at all.
19985 2008-04-17 Christian Bruel <christian.bruel@st.com>
19987 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19988 msw_skip comparison.
19990 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19993 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19996 PR tree-optimization/35899
19997 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19998 rather than TREE_OPERAND.
20000 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20003 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20004 temporary registers. Change operand predicate to general_operand.
20005 (remainderxf3): Ditto.
20007 2008-04-16 Richard Guenther <rguenther@suse.de>
20009 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20010 * tree-affine.c (aff_combination_expand): Look through some
20013 2008-04-15 Doug Kwan <dougkwan@google.com>
20015 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20017 * tree-pretty-print.c (dump_generic_node): Ditto.
20018 * final.c (output_addr_const): Ditto.
20019 * dwarf2out.c (output_cfi): Ditto.
20020 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20021 * print-rtl.c (print_rtx): Ditto.
20022 * print-tree.c (print_node_brief, print_node): Ditto.
20023 * c-common.c (match_case_to_enum_1): Ditto.
20024 * sched-vis.c (print_value): Ditto.
20025 * config/i386/i386.c (print_operand): Cast to long unsigned int
20028 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20029 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20030 MS Windows VirtualProtect function.
20032 2008-04-15 Jan Hubicka <jh@suse.cz>
20034 * gengtype.c (write_root): Param_is argument is OK.
20035 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20036 * function.h: Include varray.h
20037 (rtl_eh): New stucture based on except.c one.
20038 (call_site_record): New forward declaration and vector type.
20039 * calls.c (emit_call_1): Do not call
20040 note_current_region_may_contain_throw.
20041 * except.c (eh_status): Remove cur_region, try_region since they are
20043 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20044 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20045 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20046 Remove call_site_data_used, call_site_data_size.
20047 Turn call_site_record into vector in function.h.
20048 (note_current_region_may_contain_throw): Remove.
20049 (get_exception_pointer, get_exception_filter): Do not take struct
20050 function argument; update.
20051 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20052 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20053 build_post_landing_pads, dw2_build_landing_pads,
20054 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20055 sjlj_emit_function_enter, sjlj_emit_function_enter,
20056 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20057 sjlj_build_landing_pads, finish_eh_generation,
20058 remove_exception_handler_label, remove_eh_handler,
20059 maybe_remove_eh_handler, add_reachable_handler,
20060 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20061 add_action_record, collect_one_action_chain, add_call_site,
20062 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20063 sjlj_output_call_site_table, output_function_exception_table,
20064 * except.h (note_current_region_may_contain_throw): Remove
20065 (get_exception_pointer, get_exception_filter): Do not take struct
20067 * Makefile.in (GTFILES): Put varargs before struct function.
20069 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20071 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20072 punt for STRING_CST.
20073 (get_constraint_for): Deal with STRING_CST here instead.
20075 2008-04-15 Richard Guenther <rguenther@suse.de>
20077 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20078 statements in a basic-block with a backward walk. Do not
20079 substitute into dead statements but instead remove those.
20081 2008-04-15 Richard Guenther <rguenther@suse.de>
20083 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20084 to zero, thus disable creation of SFTs.
20086 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20088 * tree-predcom.c (suitable_reference_p): Return false if the
20089 reference can throw.
20091 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20094 * c-decl.c (finish_decl): If extern or static var has variable
20095 size, set TREE_TYPE (decl) to error_mark_node.
20097 2008-04-15 Rafael Espíndola <espindola@google.com>
20099 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20102 2008-04-15 Richard Guenther <rguenther@suse.de>
20104 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20105 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20106 (visit_reference_op_load): Do walk vuse-vdef chains on
20107 vn_reference_lookup.
20108 (visit_reference_op_store): But do not here.
20109 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20110 vn_reference_lookup.
20111 (vn_lookup_with_vuses): But do so here.
20113 2008-04-14 Ian Lance Taylor <iant@google.com>
20115 * fold-const.c (fold_overflow_warning): Remove assertion.
20117 2008-04-15 Ben Elliston <bje@au.ibm.com>
20119 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20120 temp1 local variables.
20122 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20125 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20126 ".text.unlikely" section as executable.
20128 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20130 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20131 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20132 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20133 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20134 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20135 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20136 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20138 2008-04-14 Ian Lance Taylor <iant@google.com>
20140 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20141 * fold-const.c (fold_comparison): If appropriate, test
20142 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20143 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20144 reassociating a pointer type.
20145 * doc/invoke.texi (Optimize Options): Document that
20146 -fstrict-overflow applies to pointer wraparound.
20148 2008-04-13 Jan Hubicka <jh@suse.cz>
20150 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20152 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20154 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20155 we are going to "save the world".
20157 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20159 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20160 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20161 operand 0 constraint, not "=".
20163 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20165 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20167 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20169 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20170 of size of positions_needed * CHAR_BIT.
20172 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20174 PR middle-end/35897
20175 * dse.c (store_info): Change positions_needed to unsigned
20177 (lowpart_bitmask): New.
20178 (record_store): Cast to unsigned HOST_WIDE_INT for
20179 positions_needed. Assert width <= size of positions_needed *
20180 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20181 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20182 lowpart_bitmask to set mask.
20184 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20186 * config/bfin/constraints.md: New file.
20187 * config/bfin/bfin.md: Include it.
20188 (adddi3): Use satisfies_constraint functions instead of the old macros.
20189 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20190 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20191 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20192 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20193 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20194 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20195 EXTRA_CONSTRAINT): Delete.
20196 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20197 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20199 * config/bfin/bfin.c: Include "tm-constrs.h".
20200 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20201 Use satisfies_constraint functions instead of the old macros.
20202 * doc/md.texi (Blackfin Constraints): Update file name reference.
20204 2008-04-11 Richard Guenther <rguenther@suse.de>
20206 PR tree-optimization/35869
20207 * tree-vrp.c (execute_vrp): Move switch statement update after
20208 jump threading. Schedule another cfg cleanup run.
20210 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20213 * attribs.c (decl_attributes): Return early on errorneous node.
20215 2008-04-10 Oleg Ryjkov <olegr@google.com>
20217 * tree.h (struct tree_base): Added a new flag default_def_flag.
20218 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20220 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20222 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20224 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20227 * pa.md: Define mode iterator P. Define mode attribute dwc.
20228 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20229 (icacheflush): Likewise.
20230 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20231 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20233 2008-04-11 Ben Elliston <bje@au.ibm.com>
20235 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20237 2008-04-10 Rafael Espíndola <espindola@google.com>
20239 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20240 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20241 (extract_range_from_expr): The same.
20243 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20245 * config/mips/mips.md (GPR2): New mode iterator.
20246 (seq): Add comment.
20247 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20248 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20249 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20250 Rewrite these to take two modes, the mode of comparison and the
20251 mode of the destination.
20252 * config/mips/mips.c (mips_expand_scc): Instead of having
20253 paradoxical subreg as destination, expand "narrowing" scc if mode
20254 of comparison is SI and target is requested in DI mode.
20255 (mips_emit_int_order_test): Update comment. Make mode of
20256 comparison match CMP0 rather than TARGET. When creating inverse
20257 target use mode of TARGET.
20259 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20261 * gcov-dump.c (tag_summary): Only print summaries for the first
20262 GCOV_COUNTERS_SUMMABLE counters.
20264 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20266 * config/i386/i386.md (absneg): New code iterator.
20267 (absnegprefix): New code attribute.
20268 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20269 patterns using absneg code iterator.
20270 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20271 using absneg code iterator.
20272 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20273 *neg<mode>2 patterns using absneg code iterator.
20274 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20275 *negextendsfdf2 patterns using absneg code iterator.
20276 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20277 *negextendsfxf2 patterns using absneg code iterator.
20278 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20279 *negextendsfdf2 patterns using absneg code iterator.
20280 * config/i386/sse.md (<code><mode>2): Macroize expander from
20281 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20283 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20285 * config/s390/s390.h: Remove the remains of the recent search
20286 & replace action of current_function_outgoing_args_size.
20288 2008-04-10 Ira Rosen <irar@il.ibm.com>
20290 PR tree-optimization/35821
20291 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20292 NEW_STMT_LIST is not NULL.
20294 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20297 * toplev.c (process_options): Remove -ffunction-sections debugging
20300 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20302 PR middle-end/PR28690
20303 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20304 than gen_rtx_fmt_ee to perform more canonicalizations.
20306 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20309 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20311 2008-04-09 Richard Guenther <rguenther@suse.de>
20313 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20314 (dump_function_to_file): Dump function arguments with types.
20316 2008-04-08 Richard Guenther <rguenther@suse.de>
20318 * fold-const.c (fold_widened_comparison): Do not allow
20319 sign-changes that change the result.
20321 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20324 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20325 kinds of indirect references.
20327 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20329 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20330 GNU Fortran language string.
20332 2008-04-08 Rafael Espíndola <espindola@google.com>
20334 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20335 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20336 * tree.h (tree_call_nonnegative_warnv_p): New.
20338 2008-04-08 Jan Hubicka <jh@suse.cz>
20340 * function.c (free_after_compilation): Clear out regno_reg_rtx
20343 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20346 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20348 PR middle-end/PR28690
20349 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20350 same precedence as REG_POINTER and MEM_POINTER operands.
20352 2008-04-08 Richard Guenther <rguenther@suse.de>
20354 PR middle-end/35834
20355 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20356 for adding index to base.
20358 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20360 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20361 (MINGW_ENABLE_EXECUTE_STACK): New.
20362 (IN_LIBGCC2): For libgcc include windows.h file for
20363 function declarations.
20365 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20367 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20368 and tem2 if tem1 is not a REG or MULT.
20370 2008-04-08 Jan Hubicka <jh@suse.cz>
20372 * function.h (incomming_args): Break out of struct function.
20373 (function_subsections): Break out of struct function.
20374 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20375 return_rtx and hard_reg_initial_vals from struct function.
20376 Kill inl_max_label_num.
20377 (current_function_pops_args, current_function_args_info,
20378 current_function_args_size, current_function_args_size,
20379 current_function_pretend_args_size,
20380 current_function_outgoing_args_size,
20381 current_function_internal_arg_pointer, current_function_return_rtx):
20382 Kill compatibility accestor macros.
20383 * builtins.c (expand_builtin_apply_args_1): Update.
20384 (expand_builtin_next_arg): Update.
20385 * df-scan.c (df_get_call_refs): Update.
20386 * dbxout.c (dbxout_function_end): Update.
20387 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20388 (output_line_info): Update.
20389 (secname_for_decl): Update.
20390 (dwarf2out_var_location): Update.
20391 * function.c (free_after_compilation): Update.
20392 (assign_parm_find_stack_rtl): Update.
20393 (assign_parms): Update.
20394 (expand_dummy_function_end): Update.
20395 (expand_function_end): Update.
20396 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20397 (expand_call): Update.
20398 (emit_library_call_value_1): Update.
20399 (store_one_arg): Update.
20400 * varasm.c (initialize_cold_section_name): Update.
20401 (unlikely_text_section): Update.
20402 (unlikely_text_section_p): Update.
20403 (assemble_start_function): Update.
20404 (assemble_end_function): Update.
20405 (default_section_type_flags): Update.
20406 (switch_to_section): Update.
20407 * integrate.c (set_decl_abstract_flags): Update.
20408 (get_hard_reg_initial_val): Update.
20409 (has_hard_reg_initial_val): Update.
20410 (allocate_initial_values): Update.
20411 * resource.c (init_resource_info): Update.
20412 * config/alpha/alpha.c (NUM_ARGS): Update.
20413 (direct_return): Update.
20414 (alpha_va_start): Update.
20415 (alpha_sa_size): Update.
20416 (alpha_initial_elimination_offset): Update.
20417 (alpha_expand_prologue): Update.
20418 (alpha_start_function): Update.
20419 (alpha_expand_epilogue): Update.
20420 (unicosmk_initial_elimination_offset):
20421 * config/alpha/alpha.md (call expander): Update.
20422 * config/s390/s390.c (s390_register_info): Update.
20423 (s390_register_info): Update.
20424 (s390_frame_info): Update.
20425 (s390_initial_elimination_offset): Update.
20426 (s390_build_builtin_va_list): Update.
20427 (s390_va_start): Update.
20428 * config/spu/spu.c (direct_return): Update.
20429 (spu_expand_prologue): Update.
20430 (spu_initial_elimination_offset): Update.
20431 (spu_build_builtin_va_list): Update.
20432 (spu_va_start): Update.
20433 * config/sparc/sparc.c (sparc_init_modes): Update.
20434 (sparc_compute_frame_size): Update.
20435 (function_value): Update.
20436 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20437 * config/i386/i386.md (return expander): Update.
20438 * config/i386/i386.c (ix86_va_start): Update.
20439 (ix86_can_use_return_insn_p): Update.
20440 (ix86_compute_frame_layout): Update.
20441 (ix86_expand_epilogue): Update.
20442 * config/sh/sh.c (output_stack_adjust): Update.
20443 (calc_live_regs): Update.
20444 (sh_expand_prologue): Update.
20445 (sh_builtin_saveregs): Update.
20446 (sh_va_start): Update.
20447 (initial_elimination_offset): Update.
20448 (sh_allocate_initial_value): Update.
20449 (sh_function_ok_for_sibcall): Update.
20450 (sh_get_pr_initial_val): Update.
20451 * config/sh/sh.md (return expander): Update.
20452 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20453 * config/crx/crx.c (crx_compute_frame): UPdate.
20454 (crx_initial_elimination_offset): UPdate.
20455 * config/xtensa/xtensa.c (compute_frame_size): Update
20456 (xtensa_builtin_saveregs): Update.
20457 (xtensa_va_start): Update.
20458 (order_regs_for_local_alloc): Update.
20459 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20460 (xstormy16_expand_builtin_va_start): Update.
20461 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20462 * config/m68hc11/m68hc11.md (return expanders): Update.
20463 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20464 (expand_epilogue): Update.
20465 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20466 (cris_simple_epilogue): Update.
20467 (cris_expand_prologue): Update.
20468 (cris_expand_epilogue): Update.
20469 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20470 (compute_frame_size): Update.
20471 * config/mt/mt.c (mt_compute_frame_size): Update.
20472 * config/mn10300/mn10300.c (expand_prologue): Update.
20473 (expand_epilogue): Update.
20474 (initial_offset): Update.
20475 (mn10300_builtin_saveregs):
20476 * config/mn10300/mn10300.md (return expander): Update.
20477 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20478 (ia64_initial_elimination_offset): Update.
20479 (ia64_initial_elimination_offset): Update.
20480 (ia64_expand_prologue): Update.
20481 * config/m68k/m68k.md (return expander): Update.
20482 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20483 (rs6000_stack_info): Update.
20484 * config/mcore/mcore.c (layout_mcore_frame): Update.
20485 (mcore_expand_prolog): Update.
20486 * config/arc/arc.c (arc_compute_frame_size): Update.
20487 * config/score/score3.c (score3_compute_frame_size): Update.
20488 * config/score/score7.c (score7_compute_frame_size): Update.
20489 * config/arm/arm.c (use_return_insn): Update.
20490 (thumb_find_work_register): Update.
20491 (arm_compute_save_reg_mask): Update.
20492 (arm_output_function_prologue): Update.
20493 (arm_output_epilogue): Update.
20494 (arm_size_return_regs): Update.
20495 (arm_get_frame_offsets): Update.
20496 (arm_expand_prologue): Update.
20497 (thumb_exit): Update.
20498 (thumb_unexpanded_epilogue): Update.
20499 (thumb1_output_function_prologue): Update.
20500 * config/pa/pa.md (return expander): Update.
20501 * config/pa/pa.c (compute_frame_size): Update.
20502 (hppa_builtin_saveregs): Update.
20503 * config/mips/mips.c (mips_va_start): Update.
20504 (mips16_build_function_stub): Update.
20505 (mips_compute_frame_info): Update.
20506 (mips_restore_gp): Update.
20507 (mips_output_function_prologue): Update.
20508 (mips_expand_prologue): Update.
20509 * config/v850/v850.c (compute_frame_size): Update.
20510 (expand_prologue): * config/mmix/mmix.c (along): update.
20511 (mmix_initial_elimination_offset): update.
20512 (mmix_reorg): update.
20513 (mmix_use_simple_return): update.
20514 (mmix_expand_prologue): update.
20515 (mmix_expand_epilogue): Update.
20516 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20517 (emit_link_insn): Update.
20519 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20521 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20522 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20524 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20527 2008-04-07 Jan Hubicka <jh@suse.cz>
20529 * function.h (rtl): Rename to x_rtl.
20530 (crtl): New define.
20531 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20532 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20533 used_temp_slots avail_temp_slots, temp_slot_level,
20534 nonlocal_goto_handler_labels): Update accesstors.
20535 (rtl): New global variable.
20536 (struct function): Move some fileds to rtl_data.
20537 (get_arg_pointer_save_area): Update prototype.
20538 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20539 get_arg_pointer_save_area.
20540 * expr.c (init_expr): Update
20541 * function.c (get_frame_size): Update
20542 (assign_stack_local): Update
20543 (expand_function_end): Update.
20544 (get_art_pointer_save_area): Update
20546 * emit-rtl.c (rtl): Declare.
20547 (regno_reg_rtx): Declare.
20548 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20550 (gen_reg_rtx): Update.
20551 * varasm.c (n_deferred_constatns): Update accestor.
20552 (init_varasm_status): Do not allocate varasm_status.
20553 (force_const_mem, get_pool_size, output_constant_pool): Update.
20554 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20555 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20556 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20557 * sparc/sparc.h (INIT_EXPANDERS): Update.
20558 * ia64/ia64.h (INIT_EXPANDERS): Update.
20560 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20562 * reload.c (push_secondary_reload): Add missing break to for loop.
20564 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20566 PR middle-end/PR28690
20567 * rtlanal.c: Update copyright years.
20568 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20569 as REG_POINTER and MEM_POINTER operands.
20570 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20571 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20572 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20573 * gcse.c: Update copyright years.
20574 (pre_delete): Call gen_reg_rtx_and_attrs.
20575 (hoist_code): Likewise.
20576 (build_store_vectors): Likewise.
20577 (delete_store): Likewise.
20578 * loop-invariant.c (move_invariant_reg): Likewise.
20579 Update copyright years.
20581 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20583 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20584 control string instead of quoted.
20586 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20588 * doc/rtl.texi: Rewrite of subreg section.
20590 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20593 * config/i386/i386.c (legitimize_pic_address): Add treating
20594 of dllimport SYM_REF's.
20595 (legitimize_dllimport_symbol): Add prototype.
20597 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20599 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20600 reference in constructor with non self-referential type.
20602 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20604 Removal of Return with Depressed Stack Pointer support
20605 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20606 (ECF_SP_DEPRESSED): Likewise.
20607 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20608 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20609 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20610 (expand_call): Do not test ECF_SP_DEPRESSED.
20611 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20612 * function.c (keep_stack_depressed): Delete.
20613 (handle_epilogue_set): Likewise.
20614 (update_epilogue_consts): Likewise.
20615 (emit_equiv_load): Likewise.
20616 (thread_prologue_and_epilogue_insns): Remove support for Return with
20617 Depressed Stack Pointer.
20618 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20620 2008-04-06 Richard Guenther <rguenther@suse.de>
20622 PR tree-optimization/35400
20623 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20624 information from SSA_NAMEs.
20626 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20628 * config/avr/avr.h (avr_mega_p): Remove declaration.
20629 (AVR_MEGA): Remove macro.
20630 * config/avr/avr.c (avr_mega_p): Remove variable.
20631 (avr_override_options): Remove inicializion of avr_mega_p.
20632 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20633 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20634 (avr_jump_mode): (Ditto.).
20635 (avr_output_progmem_section_asm_op): (Ditto.).
20636 (avr_asm_init_sections): (Ditto.).
20637 (avr_asm_init_sections): (Ditto.).
20638 (avr_rtx_costs): (Ditto.).
20639 * config/avr/avr.md: (Ditto.).
20640 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20643 2008-04-06 Richard Guenther <rguenther@suse.de>
20645 PR tree-optimization/35842
20646 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20647 is_gimple_invariant_address.
20649 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20651 * gcc.c (default_compilers): Sync Fortran extensions list with
20652 that in fortran/lang-specs.h.
20653 * doc/invoke.texi: Likewise.
20654 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20655 * dwarf2out.c (gen_compile_unit_die): Likewise.
20657 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20659 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20661 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20664 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20665 attribute is used for nested functions.
20667 2008-04-05 Jan Hubicka <jh@suse.cz>
20669 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20671 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20673 (dump_files): Update.
20674 (enable_rtl_dump_file): Do not accept letter argument.
20675 * tree-pass.h (dump_file_info): Remove letter argument.
20676 * toplev.c (decode_d_option): Update -da handling.
20677 * toplev.h (enable_rtl_dump_file): Update prototype.
20678 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20679 it out based on pass type.
20680 (register_dump_files_1): Likewise.
20681 (init_optimization_passes): Update register_one_dump_file calls.
20682 (execute_one_pass): Sanity check that IPA passes are called at IPA
20683 level and RTL passes at RTL level.
20684 (execute_pass_list): IPA pass can not be after or subpass of
20686 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20687 disallov RTL subpasses of IPA subpasses.
20689 2008-04-05 Ben Elliston <bje@au.ibm.com>
20691 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20692 builtins that return exactly once and do not throw. Cache call to
20695 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20697 PR rtl-optimization/34916
20698 PR middle-end/35519
20699 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20700 between instruction pairs.
20702 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20704 * doc/invoke.texi: Document -mbitops for SH.
20705 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20706 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20707 * config/sh/sh.c (print_operand): Add %t operand code.
20708 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20709 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20710 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20711 (extendqihi2): Likewise.
20712 (movqi_i): Likewise.
20713 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20714 (extv): Use bld instruction for SH2A if possible.
20716 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20717 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20718 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20719 (bset.b, bclr.b): Define peepholes.
20720 * config/sh/sh.opt (mbitops): New option.
20722 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20725 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20726 and view convert expression.
20728 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20731 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20733 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20735 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20737 * config/i386/cpuid.h (bit_AES): New.
20738 (bit_PCLMUL): Likewise.
20740 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20741 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20742 SSE2 if AES or PCLMUL is enabled.
20743 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20744 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20745 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20746 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20747 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20748 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20749 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20750 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20751 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20752 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20753 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20754 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20755 __builtin_ia32_aeskeygenassist128 and
20756 __builtin_ia32_pclmulqdq128.
20757 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20758 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20759 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20761 * config/i386/i386.h (TARGET_AES): New.
20762 (TARGET_PCLMUL): Likewise.
20763 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20765 * config/i386/i386.md (UNSPEC_AESENC): New.
20766 (UNSPEC_AESENCLAST): Likewise.
20767 (UNSPEC_AESDEC): Likewise.
20768 (UNSPEC_AESDECLAST): Likewise.
20769 (UNSPEC_AESIMC): Likewise.
20770 (UNSPEC_AESKEYGENASSIST): Likewise.
20771 (UNSPEC_PCLMUL): Likewise.
20773 * config/i386/i386.opt (maes): New.
20774 (mpclmul): Likewise.
20776 * config/i386/sse.md (aesenc): New pattern.
20777 (aesenclast): Likewise.
20778 (aesdec): Likewise.
20779 (aesdeclast): Likewise.
20780 (aesimc): Likewise.
20781 (aeskeygenassist): Likewise.
20782 (pclmulqdq): Likewise.
20784 * config/i386/wmmintrin.h: New.
20786 * doc/extend.texi: Document AES and PCLMUL built-in function.
20788 * doc/invoke.texi: Document -maes and -mpclmul.
20790 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20792 * function.c (free_after_parsing): Replace with
20793 cxx_push_function_context from C++ front-end.
20794 (allocate_struct_function): Don't call langhook.
20795 * langhooks.h (struct lang_hooks_for_functions): Delete.
20796 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20798 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20799 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20800 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20801 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20802 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20803 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20804 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20806 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20807 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20809 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20812 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20815 2008-04-04 Richard Guenther <rguenther@suse.de>
20817 PR middle-end/35823
20818 * fold-const.c (optimize_minmax_comparison): Use the correct
20819 type for the constant in the simplified comparison.
20821 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20823 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20824 Pass L2 size as "--param l2-cache-size" to the compiler.
20825 (decode_l2_cache): New function to decode L2 cache parameters using
20826 0x8000006 extended cpuid function.
20827 (detect_caches_amd): Determine parameters of L2 cache using
20828 decode_l2_caches function.
20829 (decode_caches_intel): Decode L2 cache parameters.
20830 (detect_caches_intel): Determine L2 cache parameters using
20831 decode_caches_intel and decode_l2_caches functions.
20833 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20835 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20836 secondary input reload for subword loads from the constant pool.
20838 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20841 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20842 constants of the appropriate size for runtime calculations.
20845 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20846 decimal-float literal constant zero.
20848 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20851 * c-parser.c (c_parser_omp_atomic): Call
20852 default_function_array_conversion on the RHS.
20854 PR middle-end/35818
20855 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20856 call is_variable_sized if decl has incomplete type.
20858 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20860 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20862 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20864 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20866 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20867 (sgt<u>): Merge sgt and sgtu into new expander.
20868 (sgt, sgtu): Remove expanders.
20869 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20870 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20871 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20872 *sgtu_<mode>_mips16 into new pattern.
20873 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20874 (sge<u>): Merge sge and sgeu into new expander.
20875 (sge, sgeu): Remove expanders.
20876 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20878 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20879 (slt<u>): Merge slt and sltu into new expander.
20880 (slt, sltu): Remove expanders.
20881 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20882 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20883 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20884 *sltu_<mode>_mips16 into new pattern.
20885 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20886 (sle<u>): Merge sle and sleu into new expander.
20887 (sle, sleu): Remove expanders.
20888 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20889 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20890 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20891 *sleu_<mode>_mips16 into new pattern.
20892 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20894 2008-04-03 Jan Hubicka <jh@suse.cz>
20896 PR tree-optimization/35795
20897 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20898 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20899 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20900 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20901 * score/score3.c (score3_output_mi_thunk): Likewise.
20902 * score/score7.c (score7_output_mi_thunk): Likewise.
20903 * mips/mips.c (mips_output_mi_thunk): Likewise.
20905 2008-04-03 Richard Guenther <rguenther@suse.de>
20907 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20908 conversions. Simplify code.
20910 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20912 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20914 2008-04-03 Tom Tromey <tromey@redhat.com>
20915 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20917 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20918 * config/bfin/t-bfin-linux (generated_files): Add
20919 linux-sysroot-suffix.h.
20920 * doc/install.texi (Prerequisites): Require make 3.80.
20921 * doc/sourcebuild.texi (Front End Directory): Document new
20923 * Makefile.in (generated_files): New variable.
20924 (ALL_HOST_OBJS): New variable.
20925 ($(ALL_HOST_OBJS)): New target.
20927 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20929 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20930 (remap_block): Call id->transform_lang_insert_block instead
20932 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20933 Set id.transform_lang_insert_block to NULL.
20934 (clone_body): Move to cp/optimize.c
20935 * tree-inline.h (struct copy_body_data): Change
20936 transform_lang_insert_block to function pointer.
20937 (copy_generic_body, copy_decl_no_change): Export.
20938 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20939 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20940 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20942 * c-tree.h (insert_block): Kill.
20943 * c-decl.c (insert_block): Kill.
20945 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20947 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20948 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20949 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20951 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20952 argument, call {push,pop}_function_context from here.
20953 * c-parser.c: Use c_{push,pop}_function_context.
20955 * function.c (push_function_context_to): Move meat ...
20956 (push_function_context): ... here. Simplify.
20957 * function.c (pop_function_context_from): Move meat ...
20958 (pop_function_context): ... here. Simplify.
20959 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20961 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20962 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20963 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20964 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20966 2008-04-03 Ben Elliston <bje@au.ibm.com>
20968 * expmed.c (extract_force_align_mem_bit_field): Remove.
20970 2008-04-03 Richard Guenther <rguenther@suse.de>
20972 PR middle-end/35800
20973 * expr.h (try_casesi): Adjust prototype.
20974 * expr.c (try_casesi): Take fallback label as extra parameter.
20975 Use that for gen_casesi if default_label is NULL.
20976 * stmt.c (expand_case): Pass fallback label to try_casesi,
20977 make sure to fill gaps with a fallback label if default_label
20980 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20983 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20985 2008-04-03 Ben Elliston <bje@au.ibm.com>
20987 * expmed.c (extract_split_bit_field): Remove if (0) code.
20988 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20989 (do_ds_constraint): Likewise.
20991 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20993 * doc/cppopts.texi (-dU): Document.
20994 * c-common.h (flag_dump_macros): Update comment.
20995 * c-opts.c (handle_OPT_d): Handle -dU.
20996 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20997 dump_queued_macros, cb_used_define, cb_used_undef): New.
20998 (init_pp_output): Handle -dU.
20999 (cb_line_change): Call dump_queued_macros.
21000 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21002 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21004 * config/avr/predicates.md (io_address_operand): New predicate.
21005 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21006 * config/avr/avr.c (avr_io_address_p): Remove function.
21007 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21008 'avr_io_address_p' function.
21009 (out_movhi_r_mr): (Ditto.).
21010 (out_movqi_mr_r): (Ditto.).
21011 (out_movhi_mr_r): (Ditto.).
21012 (avr_address_cost): (Ditto.).
21014 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21016 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21017 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21018 in 32bit mode when XMM registers are available to avoid store
21020 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21021 corresponding post-reload splitters.
21023 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21025 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21026 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21027 __builtin_ia32_roundss.
21028 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21029 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21030 __builtin_ia32_roundss.
21031 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21032 IX86_BUILTIN_SHUFPD here.
21034 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21036 * config/i386/i386.md (plogic): New.
21037 (plogicprefix): Likewise.
21039 * config/i386/mmx.md (mmx_<code><mode>3): New.
21040 (mmx_and<mode>3): Removed.
21041 (mmx_ior<mode>3): Likewise.
21042 (mmx_xor<mode>3): Likewise.
21044 * config/i386/sse.md (<code><mode>3): New.
21045 (*<code><mode>3): Likewise.
21046 (*<code><mode>3): Likewise.
21047 (<code><mode>3): Likewise.
21048 (*sse_<code><mode>3): Likewise.
21049 (*sse2_<code><mode>3): Likewise.
21050 (<code>tf3): Likewise.
21051 (*<code>tf3): Likewise.
21052 (and<mode>3): Likewise.
21053 (*and<mode>3): Likewise.
21054 (ior<mode>3): Removed.
21055 (*ior<mode>3): Likewise.
21056 (xor<mode>3): Likewise.
21057 (*xor<mode>3): Likewise.
21058 (*and<mode>3): Likewise.
21059 (*ior<mode>3): Likewise.
21060 (*xor<mode>3): Likewise.
21061 (and<mode>3): Likewise.
21062 (*sse_and<mode>3): Likewise.
21063 (*sse2_and<mode>3): Likewise.
21064 (andtf3): Likewise.
21065 (*andtf3): Likewise.
21066 (ior<mode>3): Likewise.
21067 (*sse_ior<mode>3): Likewise.
21068 (*sse2_ior<mode>3): Likewise.
21069 (iortf3): Likewise.
21070 (*iortf3): Likewise.
21071 (xor<mode>3): Likewise.
21072 (*sse_xor<mode>3): Likewise.
21073 (*sse2_xor<mode>3): Likewise.
21074 (xortf3): Likewise.
21075 (*xortf3): Likewise.
21077 2008-04-02 Richard Guenther <rguenther@suse.de>
21079 PR tree-optimization/14495
21080 PR tree-optimization/34793
21081 * tree-vrp.c (struct switch_update): New structure.
21082 (to_remove_edges, to_update_switch_stmts): New VECs.
21083 (simplify_switch_using_ranges): New function. Remove not taken
21084 case labels and edges.
21085 (simplify_stmt_using_ranges): Call it.
21086 (identify_jump_threads): Mark edges we have queued for removal
21087 so we don't thread them.
21088 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21090 * tree-cfg.c (group_case_labels): Deal with missing default label.
21091 (tree_verify_flow_info): Allow missing default label.
21092 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21093 (emit_case_nodes): Likewise.
21094 (expand_case): Do not rely on the default label to be present.
21095 * expr.c (try_casesi): Deal with NULL default_label.
21096 (do_tablejump): Likewise.
21098 2008-04-02 Richard Guenther <rguenther@suse.de>
21100 PR tree-optimization/14495
21101 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21102 SWITCH_EXPR here ...
21103 (vrp_visit_switch_stmt): ... but here (new function).
21104 (find_case_label_index): New helper function.
21105 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21107 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21109 * fwprop.c: Fix ISO-C99ism.
21111 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21114 * Makefile.in (objdir): Set it here.
21115 * configure.ac: Not here. Find dynamic linker characteristics.
21116 * exec-tool.in: Use them.
21117 * aclocal.m4: Regenerate.
21118 * configure: Regenerate.
21120 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21122 * expr.c (expand_var): Delete it.
21123 * expr.h (expand_var): Delete prototype.
21124 * function.c (expand_function_start): Use expand_decl instead.
21125 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21128 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21130 PR rtl-optimization/35542
21131 * fwprop.c (forward_propagate_and_simplify): Replace
21132 loc_reg_mentioned_in_p with reg_mentioned_p.
21134 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21136 PR rtl-optimization/35281
21137 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21138 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21139 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21140 (varying_mem_p): Move above propagate_rtx.
21141 (all_uses_available_at): Do not check MEMs.
21143 2008-04-02 Rafael Espíndola <espindola@google.com>
21145 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21146 (register_edge_assert_for_2): Split the cond argument.
21147 (register_edge_assert_for_1): Adjust for the change in
21148 register_edge_assert_for_2.
21149 (register_edge_assert_for): Split the cond argument.
21150 (find_switch_asserts): Adjust for the change in
21151 register_edge_assert_for.
21153 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21155 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21156 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21157 offsets for 64-bit mingw.
21158 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21159 abi for x86_64-pc-mingw.
21161 2008-04-02 Richard Guenther <rguenther@suse.de>
21163 * tree-vrp.c (extract_range_from_assert): Make sure to not
21164 produce range min/max with TREE_OVERFOW set.
21165 If merging a anti-range and a range keep the anti-range if
21166 the range covers all values of the type.
21167 (register_edge_assert_for_2): Only allow sign-changing
21168 conversions in detecting canonical range checks. Also
21169 register an assert for the unsigned name if useful.
21171 PR tree-optimization/35787
21172 * tree-vrp.c (vrp_val_max): New function.
21173 (vrp_val_min): Likewise.
21174 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21175 (vrp_val_is_min): Likewise.
21176 (supports_overflow_infinity): Use vrp_val_{min,max}.
21177 (negative_overflow_infinity): Likewise.
21178 (positive_overflow_infinity): Likewise.
21179 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21180 (is_positive_overflow_infinity): Likewise.
21181 (is_overflow_infinity): Likewise.
21182 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21183 vrp_val_is_{min,max}.
21184 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21185 to ranges if possible. Avoid empty ranges.
21187 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21189 PR middle-end/35705
21190 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21191 the expression is a function address.
21193 2008-04-01 George Helffrich <george@gcc.gnu.org>
21195 PR fortran/35154, fortran/23057
21196 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21197 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21198 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21199 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21201 (dbxout_syms): Check for COMMON-based symbol and wrap in
21202 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21203 in bracket for efficiency.
21205 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21206 using DW_TAG_common_block + member offset.
21207 (add_pubname_string): New function.
21208 (dw_expand_expr): New function to find block name and offset for
21210 (common_check): New function to check whether symbol in Fortran COMMON.
21211 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21213 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21216 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21218 2008-04-02 Ben Elliston <bje@au.ibm.com>
21220 * config/v850/v850.md (casesi): Remove if (0) code.
21221 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21222 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21224 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21226 * config/i386/i386.md (rex64suffix): New mode attribute.
21227 (floathi<mode>2): Disable expander for SSE math.
21228 (*floathi<mode>2_1): New insn insn_and_split pattern.
21229 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21230 corresponding post-reload splitters.
21231 (*floathi<mode>2_i387): New macroized insn pattern.
21232 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21233 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21234 insn_and_split pattern.
21235 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21236 New macroized instruction patterns and corresponding post-reload
21238 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21239 and corresponding post-reload splitters.
21240 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21241 New macroized instruction patterns.
21242 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21243 macroized instruction patterns and corresponding post-reload splitters.
21244 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21245 corresponding post-reload splitters.
21246 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21247 New macroized instruction patterns.
21248 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21249 corresponding post-reload splitters.
21250 (*floatsi<mode>2_i387): New macroized instruction patterns.
21252 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21254 * config/i386/i386.md (smaxmin): New.
21255 (umaxmin): Likewise.
21256 (maxminiprefix): Likewise.
21257 (maxminfprefix): Likewise.
21258 (<code><mode>3): Likewise.
21259 (smin<mode>3): Removed.
21260 (smax<mode>3): Likewise.
21262 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21263 (mmx_<code>v4hi3): Likewise.
21264 (mmx_<code>v8qi3): Likewise.
21265 (mmx_smaxv2sf3): Removed.
21266 (mmx_sminv2sf3): Likewise.
21267 (mmx_umaxv8qi3): Likewise.
21268 (mmx_smaxv4hi3): Likewise.
21269 (mmx_uminv8qi3): Likewise.
21270 (mmx_sminv4hi3): Likewise.
21272 * config/i386/sse.md (<addsub><mode>3): New.
21273 (*<addsub><mode>3): Likewise.
21274 (<sse>_vm<addsub><mode>3): Likewise.
21275 (<maxmin><mode>3): Likewise.
21276 (*<maxmin><mode>3_finite): Likewise.
21277 (*<maxmin><mode>3): Likewise.
21278 (<sse>_vm<maxmin><mode>3): Likewise.
21279 (sse3_h<addsub>v4sf3): Likewise.
21280 (sse3_h<addsub>v2df3): Likewise.
21281 (<maxmin>v16qi3): Likewise.
21282 (*<maxmin>v16qi3): Likewise.
21283 (<maxmin>v8hi3): Likewise.
21284 (*<maxmin>v8hi3): Likewise.
21285 (*sse4_1_<maxmin><mode>3): Likewise.
21286 (*sse4_1_<maxmin><mode>3): Likewise.
21287 (add<mode>3): Removed.
21288 (*add<mode>3): Likewise.
21289 (<sse>_vmadd<mode>3): Likewise.
21290 (sub<mode>3): Likewise.
21291 (*sub<mode>3): Likewise.
21292 (<sse>_vmsub<mode>3): Likewise.
21293 (smin<mode>3): Likewise.
21294 (*smin<mode>3_finite): Likewise.
21295 (*smin<mode>3): Likewise.
21296 (<sse>_vmsmin<mode>3): Likewise.
21297 (smax<mode>3): Likewise.
21298 (*smax<mode>3_finite): Likewise.
21299 (*smax<mode>3): Likewise.
21300 (<sse>_vmsmax<mode>3): Likewise.
21301 (sse3_haddv4sf3): Likewise.
21302 (sse3_haddv2df3): Likewise.
21303 (sse3_hsubv4sf3): Likewise.
21304 (sse3_hsubv2df3): Likewise.
21305 (umaxv16qi3): Likewise.
21306 (*umaxv16qi3): Likewise.
21307 (smaxv8hi3): Likewise.
21308 (*smaxv8hi3): Likewise.
21309 (*sse4_1_smax<mode>3): Likewise.
21310 (*sse4_1_umax<mode>3): Likewise.
21311 (uminv16qi3): Likewise.
21312 (*uminv16qi3): Likewise.
21313 (sminv8hi3): Likewise.
21314 (*sminv8hi3): Likewise.
21315 (*sse4_1_smin<mode>3): Likewise.
21316 (*sse4_1_umin<mode>3): Likewise.
21318 2008-04-01 Rafael Espíndola <espindola@google.com>
21320 * tree-cfg.c (verify_expr): remove in_phi.
21321 (verify_stmt): Don't call walk_tree with verify_expr. Use
21322 is_gimple_min_invariant instead of is_gimple_val.
21324 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21326 * doc/include/gpl_v3.texi: Update for manpage generation.
21327 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21329 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21330 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21331 gpl_v3.texi instead of gpl.texi.
21334 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21337 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21339 2008-04-01 Rafael Espíndola <espindola@google.com>
21341 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21342 (extract_code_and_val_from_cond): Use
21343 extract_code_and_val_from_cond_with_ops.
21345 2008-04-01 Jan Hubicka <jh@suse.cz>
21347 * function.c (free_after_compilation): Free epilogue_delay_list.
21348 (prepare_function_start): Assert that previous compilation was freed.
21350 2008-04-01 Jan Hubicka <jh@suse.cz>
21351 Jim Wilson <wilson@tuliptree.org>
21352 Andreas Tobler <andreast@gcc.gnu.org>
21354 PR middle-end/35781
21355 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21356 rtl.emit instead cfun->emit.
21357 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21358 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21360 2008-04-01 Ben Elliston <bje@au.ibm.com>
21362 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21364 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21366 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21368 (fprofile-use): Add var flag_profile_use
21369 * coverage.c (coverage_begin_output): Do not open a gcno file for
21370 output only if -ftest-coverage is set.
21371 Do not add getpwd() to gcda file path.
21372 (build_gcov_info): Check the new flag
21373 flag_profile_datafile_relative_path.
21374 (coverage_init): Use profile_data_prefix.
21375 Read profile counter only if flag_profile_use is set.
21376 * opts.c (common_handle_option): New option fprofile-use=,
21377 fprofile-dir=, fprofile-generate=.
21378 * toplev.c (profile_data_prefix): New variable definition.
21379 * toplev.h (profile_data_prefix): New declaration.
21380 * doc/invoke.tex (Option Summary, Optimization Options):
21383 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21385 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21386 use tmp consistently.
21389 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21390 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21391 UNSPEC_FR_RECIP_APPROX_RES.
21392 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21394 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21397 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21399 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21401 PR middle-end/30186
21402 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21403 element of the vector via a pointer.
21405 2008-03-31 Ian Lance Taylor <iant@google.com>
21407 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21409 2008-03-31 Jan Hubicka <jh@suse.cz>
21411 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21412 get_arg_pointer_save_area.
21413 * expr.c (init_expr): Just clear out rtl.expr.
21414 * function.c (free_after_compilation): Clear out whole RTL structure.
21415 (get_func_frame_size): Merge into ...
21416 (get_frame_size): ... this one.
21417 (assign_stack_local_1): Merge into ...
21418 (assign_stack_local): ... this one.
21419 (expand_function_end): Update call of get_arg_pointer_save_area.
21420 (get_art_pointer_save_area): Remove cfun argument.
21421 * function.h (emit_status): regno_pointer_align does not need length
21422 attribute. Move x_regno_reg_rtx to ...
21423 (regno_reg_rtx): ... new global array.
21424 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21425 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21426 apply_args_value, forced_labels, stack_pointer_delta):
21428 (struct varasm_status): Move here from varasm.c
21429 (struct rtl_data): New. Move here some fields from struct function.
21430 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21431 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21432 used_temp_slots avail_temp_slots, temp_slot_level,
21433 nonlocal_goto_handler_labels): Update accesstors.
21434 (rtl): New global variable.
21435 (struct function): Move some fileds to rtl_data.
21436 (get_arg_pointer_save_area): Update prototype.
21437 * emit-rtl.c (rtl): Declare.
21438 (regno_reg_rtx): Declare.
21439 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21441 (gen_reg_rtx): Update.
21442 (init_virtual_regs): Do not tate emit_status argument.
21443 (init_emit): Do not allocate emit.
21444 * varasm.c (varasm_statuc): Move to function.h.
21445 (n_deferred_constatns): Update accestor.
21446 (init_varasm_status): Do not allocate varasm_status.
21447 (force_const_mem, get_pool_size, output_constant_pool): Update.
21448 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21449 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21451 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21453 PR rtl-optimization/35729
21454 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21457 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21460 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21461 load/store if memory is unaligned.
21462 (*movti_rex64): Likewise.
21464 * config/i386/predicates.md (misaligned_operand): New.
21466 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21469 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21472 2008-03-31 Jan Beulich <jbeulich@novell.com>
21474 * config/ia64/constraints.md: Add 'j' constraint.
21475 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21476 (movdi_internal): Likewise.
21478 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21481 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21483 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21486 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21487 proper error message for the third argument on blendpd and
21490 * config/i386/sse.md (blendbits): New.
21491 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21493 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21495 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21497 2008-03-30 Richard Guenther <rguenther@suse.de>
21499 PR middle-end/31023
21500 * fold-const.c (fold_sign_changed_comparison): Do leave
21501 conversions to base-types alone.
21503 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21505 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21506 the link register if one altivec register is be saved.
21508 2008-03-30 Ben Elliston <bje@au.ibm.com>
21510 * final.c (final_scan_insn): Remove if (0) code.
21512 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21514 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21516 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21518 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21519 of V4SFmode to ix86_binary_operator_ok.
21521 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21523 * config/i386/i386.c (override_options): Initialize
21524 ix86_veclib_handler to ix86_veclibabi_svml when
21525 -mveclibabi=svml is used.
21526 (ix86_veclibabi_svml): New function for SVML ABI style
21527 vectorization support.
21528 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21530 2008-03-28 Rafael Espíndola <espindola@google.com>
21532 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21533 (tree_binary_nonnegative_warnv_p): Make it public.
21534 (tree_single_nonnegative_warnv_p): Make it public.
21535 (tree_invalid_nonnegative_warnv_p): Make it public.
21536 (tree_unary_nonzero_warnv_p): Make it public.
21537 (tree_binary_nonzero_warnv_p): Make it public
21538 (tree_single_nonzero_warnv_p): Make it public.
21539 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21540 (extract_range_from_binary_expr): Split the expr argument.
21541 (extract_range_from_unary_expr): Split the expr argument.
21542 (extract_range_from_comparison): Split the expr argument.
21543 (extract_range_from_expr): Use the new aux functions.
21544 (vrp_evaluate_conditional_warnv): Use
21545 vrp_evaluate_conditional_warnv_with_ops.
21546 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21547 (tree_binary_nonzero_warnv_p): Declare.
21548 (tree_single_nonzero_warnv_p): Declare.
21549 (tree_expr_nonzero_warnv_p): Declare.
21550 (tree_unary_nonnegative_warnv_p): Declare.
21551 (tree_binary_nonnegative_warnv_p): Declare.
21552 (tree_single_nonnegative_warnv_p): Declare.
21553 (tree_invalid_nonnegative_warnv_p): Declare.
21555 2008-03-28 Richard Guenther <rguenther@suse.de>
21557 PR tree-optimization/30317
21558 PR tree-optimization/30911
21559 PR tree-optimization/34793
21560 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21561 (struct assert_locus_d): New member EXPR.
21562 (register_new_assert_for): Add EXPR parameter to support
21563 ASSERT_EXPR <name, expr OP limit>.
21564 (register_edge_assert_for_1): Adjust callers.
21565 (find_assert_locations): Likewise.
21566 (process_assert_insertions_for): Build condition from expression.
21567 (extract_range_from_assert): Handle ASSERT_EXPRs
21568 of the form ASSERT_EXPR <name, expr OP limit>.
21569 (register_edge_assert_for_2): New helper registering
21570 asserts for comparisons. Recognize range tests of the form
21571 (unsigned)i - CST1 OP CST2.
21572 (register_edge_assert_for_1): Use it.
21573 (register_edge_assert_for): Likewise.
21574 (needs_overflow_infinity): Integer sub-types
21575 do not need overflow infinities.
21576 (vrp_val_is_max): The extreme values of integer sub-types
21577 are those of the base type.
21578 (vrp_val_is_min): Likewise.
21579 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21582 2008-03-28 Nick Clifton <nickc@redhat.com>
21585 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21586 Return GENERAL_REGS for stack adjustment reloads.
21588 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21591 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21592 const_vector when all the vectors are constant.
21594 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21596 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21598 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21599 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21601 (s<code>_sf): Use new scc_sf attribute for opcode names.
21603 2008-03-27 Tom Tromey <tromey@redhat.com>
21605 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21606 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21607 config/spu/t-spu-elf, config/i386/t-interix,
21608 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21609 config/i386/x-darwin, config/i386/x-mingw32,
21610 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21611 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21612 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21613 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21614 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21615 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21616 config/score/t-score-elf, config/arm/t-strongarm-pe,
21617 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21618 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21619 Revert automatic dependency patch.
21621 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21624 * config/i386/i386.c (ix86_function_arg_boundary): Align
21625 decimal floating point to its natural boundary.
21627 2008-03-27 Richard Guenther <rguenther@suse.de>
21629 PR middle-end/35716
21630 * fold-const.c (fold_comparison): Restrict distinct decl
21631 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21632 solely rely on operand_equal_p.
21634 2008-03-27 Richard Guenther <rguenther@suse.de>
21637 * c-common.c (handle_weak_attribute): Reject combination of
21640 2008-03-27 Richard Guenther <rguenther@suse.de>
21642 PR tree-optimization/32810
21643 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21644 conversions from DECL_INITIAL.
21645 (fold_const_aggregate_ref): Likewise from constructor elements.
21647 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21649 * tree-affine.h (aff_combination_expand): Declare.
21650 (get_inner_reference_aff): Likewise.
21651 * tree-affine.c (aff_combination_expand): Split out from
21652 tree_to_aff_combination_expand.
21653 (get_inner_reference_aff): New function.
21654 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21655 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21656 (struct lim_aux_data): sm_done field removed.
21657 (mem_ref_loc_p, mem_ref_locs_p): New types.
21658 (struct mem_ref): Added id, stored, accesses_in_loop,
21659 indep_loop, dep_loop, indep_ref, dep_ref fields.
21660 Removed is_stored, locs and next fields.
21661 (memory_accesses): New variable.
21662 (movement_possibility): Do not allow moving statements
21663 that store to memory.
21664 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21666 (determine_max_movement): For statements with memory references,
21667 find the outermost loop in that the reference is independent.
21668 (move_computations_stmt): Mark the virtual operands for renaming.
21669 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21670 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21671 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21672 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21673 create_vop_ref_mapping, analyze_memory_references,
21674 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21675 get_all_locs_in_loop, ref_always_accessed_p,
21676 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21677 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21678 store_motion_loop, store_motion): New functions.
21679 (struct vop_to_refs_elt): New type.
21680 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21681 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21682 (schedule_sm): Replaced by...
21683 (execute_sm): ... this.
21684 (determine_lsm_ref, hoist_memory_references,
21685 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21686 find_more_ref_vops, free_mem_ref, free_mem_refs,
21687 determine_lsm_loop, determine_lsm): Removed.
21688 (tree_ssa_lim_finalize): Free data structures used by store motion.
21689 (tree_ssa_lim): Call analyze_memory_references. Use
21690 store_motion instead of determine_lsm.
21692 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21694 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21695 rename tmake_file to m68hc11/t-m68hc11.
21696 (mcore): Set inhibit_libc to true.
21697 * config.host (alpha*-dec-*vms*): Set extra_programs.
21698 (interix3*): Don't use host_xmake_file.
21699 * configure.ac: Let config.gcc override inhibit_libc.
21700 * configure: Regenerate.
21702 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21703 * config/t-openbsd-thread: Remove commented out lines.
21705 * config/x-interix: Remove.
21707 * config/m68hc11/t-m68hc11-gas: Rename to...
21708 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21710 * config/mcore/t-mcore: Remove T_CFLAGS.
21711 * config/mcore/t-mcore-pe: Likewise.
21713 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21715 * configure.ac: Replace custom __GNU_SOURCE test with
21716 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21717 * aclocal.m4: Regenerate.
21718 * configure: Regenerate.
21719 * config.in: Regenerate.
21721 2008-03-27 Richard Guenther <rguenther@suse.de>
21723 * fold-const.c (target.h): Include.
21724 (fold_comparison): Fold comparison of addresses of decls
21725 that bind locally or of constants. Consolidate address folding code.
21726 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21727 results from fold_binary_to_constant.
21728 (compare_values_warnv): Likewise.
21730 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21732 PR middle-end/35429
21733 * fold-const.c (fold_truthop): Check for integeral types when folding
21734 a == 0 && b == 0 and a != 0 || b != 0 .
21736 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21738 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21740 2008-03-26 Andreas Schwab <schwab@suse.de>
21742 * doc/invoke.texi: Fix use of @item vs. @itemx.
21744 2008-03-26 Tom Tromey <tromey@redhat.com>
21746 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21747 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21748 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21749 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21750 build/genconstants.o, build/genemit.o, build/genextract.o,
21751 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21752 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21755 2008-03-26 Richard Guenther <rguenther@suse.de>
21758 2008-03-26 Richard Guenther <rguenther@suse.de>
21760 * fold-const.c (target.h): Include.
21761 (fold_comparison): Fold comparison of addresses of two decls
21762 that bind locally. Consolidate address folding code.
21764 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21766 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21767 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21768 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21769 dconstsqrt2, dconstthird, dconste and/or dconst10.
21770 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21771 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21772 dconstsqrt2, dconste): Delete.
21773 (init_emit_once): Likewise. Simplify initializing dconstm1.
21775 * real.c (get_real_const): New.
21776 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21777 dconstsqrt2, dconste): Delete.
21778 (real_value_const, get_real_const): New.
21780 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21782 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21784 * config/i386/i386.c (ix86_function_arg_boundary): Check
21785 BIGGEST_ALIGNMENT instead of 128.
21786 (setup_incoming_varargs_64): Likewise.
21788 2008-03-26 Tom Tromey <tromey@redhat.com>
21790 * Makefile.in (DEPFILES): Add missing '/'.
21792 2008-03-26 Richard Guenther <rguenther@suse.de>
21794 * fold-const.c (target.h): Include.
21795 (fold_comparison): Fold comparison of addresses of two decls
21796 that bind locally. Consolidate address folding code.
21798 2008-03-26 Nick Clifton <nickc@redhat.com>
21801 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21802 not allow INT+INT as a legitimate addressing mode.
21804 2008-03-26 Richard Guenther <rguenther@suse.de>
21806 * tree-flow.h (widen_bitfield): Remove declaration.
21807 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21808 (widen_bitfield): Remove function.
21809 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21812 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21815 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21818 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21820 PR rtl-optimization/35232
21821 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21822 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21823 reg_reloaded_call_part_clobbered here.
21824 (reload_regs_reach_end_p): New function.
21825 (reload_reg_rtx_for_input): New variable.
21826 (reload_reg_rtx_for_output): Likewise.
21827 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21828 when reassigning a pseudo register. Load reloadreg from
21829 reload_reg_rtx_for_input, moving the mode and register
21831 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21832 instead of the original when deciding whether an input reload
21833 would be a no-op or whether an output reload can be deleted.
21834 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21835 when setting up new_spill_reg_store. Load it from
21836 reload_reg_rtx_for_output, moving the mode and register
21838 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21839 instead of the original when deciding whether an output reload
21840 would be a no-op. Do the same when modifying insn notes.
21841 Use rtx_equal_p instead of == to compare the registers.
21842 (inherit_piecemeal_p): Take a mode and two register numbers
21844 (emit_reload_insns): Clear new_spill_reg_store for every hard
21845 register in the reload register. Remove spill registers
21846 from reg_reloaded_valid before considering whether to record
21847 inheritance information for them. Use reload_reg_rtx_for_output
21848 instead of reg_rtx when recording output reloads. Use
21849 reload_reg_rtx_for_input instead of reg_rtx when recording
21850 input reloads. Set or clear reg_reloaded_call_part_clobbered
21851 at the same time as setting reg_reloaded_valid.
21852 (delete_output_reload): Add a new_reload_reg parameter and use it
21853 instead of rld[j].reg_rtx.
21854 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21857 2008-03-25 Tom Tromey <tromey@redhat.com>
21859 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21860 (build/genattr.o): Likewise.
21861 (build/genattrtab.o): Likewise.
21862 (build/gencodes.o): Likewise.
21863 (build/genconfig.o): Likewise.
21864 (build/genconstants.o): Likewise.
21865 (build/genemit.o): Likewise.
21866 (build/genextract.o): Likewise.
21867 (build/genflags.o): Likewise.
21869 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21871 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21872 instead of size_int for integer types.
21873 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21874 to match type of MINUS_EXPR.
21876 2008-03-25 Tom Tromey <tromey@redhat.com>
21878 * configure: Rebuilt.
21879 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21882 2008-03-25 Tom Tromey <tromey@redhat.com>
21884 * config/x-solaris (host-solaris.o): Update.
21885 * config/x-linux (host-linux.o): Update.
21886 * config/x-hpux (host-hpux.o): Update.
21887 * config/x-darwin (host-darwin.o): Update.
21888 * config/v850/t-v850e (v850-c.o): Update.
21889 * config/v850/t-v850 (v850-c.o): Update.
21890 * config/t-vxworks (vxworks.o): Update.
21891 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21892 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21893 * config/spu/t-spu-elf (spu-c.o): Update.
21895 * config/sh/t-symbian (sh-c.o): Update.
21896 (symbian.o): Update.
21897 * config/sh/t-sh (sh-c.o): Update.
21898 * config/score/t-score-elf (score7.o, score3.o): Update.
21899 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21900 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21901 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21902 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21903 (rs6000.o): Remove.
21904 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21905 * config/m32c/t-m32c (m32c-pragma.o): Update.
21906 * config/ia64/t-ia64 (ia64-c.o): Update.
21907 * config/i386/x-mingw32 (host-mingw32.o): Update.
21908 * config/i386/x-i386 (driver-i386.o): Update.
21909 * config/i386/x-darwin (host-i386-darwin.o): Update.
21910 * config/i386/x-cygwin (host-cygwin.o): Update.
21911 * config/i386/t-nwld (nwld.o): Update.
21912 * config/i386/t-netware (netware.o): Update.
21913 * config/i386/t-interix (winnt.o): Update.
21914 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21915 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21916 msformat-c.o): Update.
21917 * config/bfin/t-bfin-linux (generated_files): Add
21918 linux-sysroot-suffix.h.
21919 * config/arm/t-wince-pe (pe.o): Update.
21920 * config/arm/t-strongarm-pe (pe.o): Update.
21921 * config/arm/t-pe (pe.o): Update.
21922 * config/arm/t-arm (arm-c.o): Update.
21923 * doc/install.texi (Prerequisites): Require make 3.80.
21924 * Makefile.in: Remove .o targets.
21925 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21926 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21927 (simple_generated_h, simple_generated_c): Move earlier.
21928 (generated_files): New variable.
21929 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21930 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21931 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21932 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21933 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21934 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21935 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21936 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21937 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21938 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21939 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21940 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21942 (COMPILE.base, COMPILE): New variables.
21943 (%.o): New pattern rule.
21944 (ALL_HOST_OBJS): New variable.
21945 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21946 (dummy-checksum.o, cc1-checksum.o): Remove.
21947 (DRIVER_SHLIB): New variable.
21948 (DRIVER_DEFINES): Use it.
21949 (gencondmd.c): Move out of build/.
21950 (s-conditions): Update.
21951 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21952 (ALL_BUILD_OBJS): Likewise.
21953 (build/%.o): Use BUILDCOMPILE.
21954 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21955 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21956 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21957 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21958 build/genconfig.o, build/genconstants.o, build/genemit.o,
21959 build/genextract.o, build/genflags.o, build/genmddeps.o,
21960 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21961 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21962 build/gen-protos.o, build/scan.o, build/fix-header.o,
21963 build/scan-decls.o): Simplify.
21964 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21965 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21966 prefix.o, toplev.o): Reduce to variable setting.
21967 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21968 ($(out_object_file), gcc-options.o): New targets.
21969 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21970 * configure: Rebuilt.
21971 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21972 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21974 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21976 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21977 complain when we hit an error, return ERROR_MARK_NODE.
21979 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21981 * config/sh/constraints.md (Pso, Psz): New constraints.
21982 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21983 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21985 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21987 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21988 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21990 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21992 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21993 (prefetch_sh2a): New.
21995 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21996 Naveen.H.S <naveen.hs@kpitcummins.com>
21998 * config/sh/constraints.md (I28): New constraint.
21999 * config/sh/sh.c (broken_move): Add support for movi20s.
22000 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22002 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22003 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22004 Naveen.H.S <naveen.hs@kpitcummins.com>
22006 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22007 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22008 (print_operand): Handle resbank in %@ operand code.
22009 (sh_encode_section_info): New.
22010 (push_regs): Add conditions for resbank.
22011 (sh_expand_epilogue): Likewise.
22012 (sh_insert_attributes): Likewise.
22013 (sh_attribute_table): Likewise.
22014 (sh_handle_resbank_handler_attribute): New.
22015 (sh2a_handle_function_vector_handler_attribute): New.
22016 (sh2a_is_function_vector_call): New.
22017 (sh2a_get_function_vector_number): New.
22018 (sh2a_function_vector_p): New.
22019 (sh_cfun_resbank_handler_p): New.
22020 * config/sh/sh.md (calli): Emit jsr/n if possible.
22021 (calli_tbr_rel): New.
22022 (calli_pcrel): Emit jsr/n if possible.
22023 (return_i): Emit rts/n if possible.
22024 (call_valuei_tbr_rel): New.
22025 (call_valuei_pcrel): Add condition for SH2A target.
22026 (call_value): Likewise.
22027 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22028 (sh2a_get_function_vector_number): Likewise.
22029 (sh2a_is_function_vector_call): Likewise.
22030 * doc/extend.texi: Document TBR relative addressing of SH2A.
22031 (resbank): Add description for SH2A.
22033 2008-03-24 Richard Guenther <rguenther@suse.de>
22036 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22037 pointer assignments change conversions according to middle-end rules.
22038 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22039 * configure.ac: Include type checking in yes.
22040 * configure: Regenerate.
22042 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22044 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22045 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22047 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22049 * gthr-vxworks.h (UNUSED): Define.
22051 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22053 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22055 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22057 * doc/extend.texi (Function Attributes): Add missing comma in the
22058 example of the "alloc_size" attribute.
22060 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22063 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22065 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22068 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22071 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22072 of the underlying type of a MS bitfield layout to the natural
22073 alignment of the type.
22075 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22077 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22078 to their natural alignment to avoid store forwarding stalls.
22080 2008-03-22 Richard Guenther <rguenther@suse.de>
22082 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22083 For PHI nodes verify the address is invariant.
22084 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22085 (get_symbol_constant_value): Use is_gimple_min_invariant.
22086 (maybe_fold_stmt_indirect): Likewise.
22088 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22090 PR rtl-optimization/33927
22091 * Makefile.in (dse.o): Depend on $(TM_P_H).
22092 * expr.h (extract_low_bits): Declare.
22093 * expmed.c (extract_low_bits): New function.
22094 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22095 * dse.c: Include tm_p.h.
22096 (find_shift_sequence): Remove the read_reg argument and return the
22097 read value. Emit the instructions instead of returning them.
22098 Iterate on new_mode rather than calculating it each time.
22099 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22100 source to NEW_MODE and extract_low_bits to convert the shifted
22101 value to READ_MODE.
22102 (replace_read): Allow the load and store to have different mode
22103 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22104 or extraction instructions before trying the replacement. Update
22105 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22107 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22109 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22110 to their natural alignment to avoid store forwarding stalls.
22112 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22115 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22116 encouraging but not allowing gprs for input;
22117 change the input constraint to !f#r.
22118 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22120 change the output constraint to !f#r.
22122 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22125 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22126 corresponding post-reload splitters.
22127 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22128 when x87 FP math is selected.
22129 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22130 New function prototype.
22131 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22132 unreachable function to ease macroization of insn patterns.
22134 2008-03-21 Martin Jambor <mjambor@suse.cz>
22136 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22137 reference dumps if ddr is NULL or dependence is unknown.
22139 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22141 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22142 unsigned extension into account.
22143 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22144 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22145 Do computations on a scratch register.
22147 2008-03-21 Richard Guenther <rguenther@suse.de>
22149 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22150 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22151 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22152 * tree-ssa-dom.c (record_equality): Likewise.
22153 * tree-inline.c (copy_body_r): Likewise.
22154 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22157 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22159 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22160 as 'delete_unused' argument.
22162 2008-03-20 Richard Guenther <rguenther@suse.de>
22164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22165 special casing of constant qualifiers.
22166 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22167 care about them in general.
22168 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22169 regardless of their type.
22170 (fold_stmt_r): Forcefully fold *& if we end up with that.
22172 2008-03-20 Paul Brook <paul@codesourcery.com>
22174 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22175 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22177 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22179 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22180 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22182 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22184 * common.opt (Wmudflap): New option.
22185 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22186 (mx_register_decls): Likewise.
22187 (mudflap_finish_file): Likewise.
22188 * doc/invoke.texi: Document -Wno-mudflap.
22190 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22192 * c-format.c (replace_format_name_to_system_name): New.
22193 (cmp_attribs): New.
22194 (convert_format_name_to_system_name): New.
22195 (decode_format_attr): Add use of convert_format_name_to_system_name.
22196 (format_types_orig): Add gnu_ prefix to names.
22197 (check_format_info_main): Special treating of \0 escaped names for
22198 supporting multi-character format specifiers as I32, I64.
22199 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22200 (gnu_target_overrides_format_attributes): New.
22201 * c-format.h: Add structure target_ovr_attr to hold
22202 system specific formatter names.
22203 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22204 msformat-c.o file to c_target_objs and cxx_target_objs.
22205 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22206 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22207 (TARGET_N_FORMAT_TYPES): New.
22208 * config/i386/msformat-c.c: New.
22209 * config/i386/t-cygming: Add build rule for msformat-c.o.
22210 * doc/extend.texi: Add new format names gnu_* and ms_* and
22212 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22214 2008-03-20 Ira Rosen <irar@il.ibm.com>
22216 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22217 optimizations turned on under -O3.
22218 (ftree-vectorize): Add that the flag is turned on with -O3.
22220 2008-03-20 Ben Elliston <bje@au.ibm.com>
22222 * regmove.c (try_auto_increment): Fix spelling error in comment.
22223 * final.c (final_scan_insn): Likewise.
22225 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22228 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22229 allocator preferences for "y" and "r" class registers.
22230 ("*mov<mode>_internal"): Ditto.
22231 ("*movv2sf_internal_rex64"): Ditto.
22232 ("*movv2sf_internal"): Ditto.
22234 2008-03-19 Michael Matz <matz@suse.de>
22236 PR middle-end/35616
22237 * calls.c (expand_call): Check overlap of arguments with call
22238 address for sibcalls.
22240 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22243 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22244 of the underlying type of a MS bitfield layout to the natural
22245 alignment of the type.
22247 2008-03-19 Jan Hubicka <jh@suse.cz>
22250 * toplev.c (decode_d_option): Handle all CPP flags.
22251 * tree-vrp.c: Update tree_pass descriptors.
22252 * regrename.c: Update tree_pass descriptors.
22253 * fwprop.c: Update tree_pass descriptors.
22254 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22255 * tree-into-ssa.c: Update tree_pass descriptors.
22256 * tree-dump.c: Update tree_pass descriptors.
22257 * tree-complex.c: Update tree_pass descriptors.
22258 * tree-dump.h: Update tree_pass descriptors.
22259 * see.c: Update tree_pass descriptors.
22260 * cgraphbuild.c: Update tree_pass descriptors.
22261 * tracer.c: Update tree_pass descriptors.
22262 * tree-loop-distribution.c: Update tree_pass descriptors.
22263 * cgraph.c: Update tree_pass descriptors.
22264 * postreload-gcse.c: Update tree_pass descriptors.
22265 * postreload.c: Update tree_pass descriptors.
22266 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22267 * tree-tailcall.c: Update tree_pass descriptors.
22268 * tree-pass.h (tree_opt_pass): Rename to ...
22269 (opt_pass) ... this one; add "type" field and remove letter field.
22270 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22271 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22272 all_lowering_passes): Update declaration.
22273 * ipa-cp.c: Update tree_pass descriptors.
22274 * final.c: Update tree_pass descriptors.
22275 * omp-low.c: Update tree_pass descriptors.
22276 * tree-ssa-dse.c: Update tree_pass descriptors.
22277 * ipa-reference.c: Update tree_pass descriptors.
22278 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22279 * auto-inc-dec.c: Update tree_pass descriptors.
22280 * reorg.c: Update tree_pass descriptors.
22281 * cgraphunit.c: Update tree_pass descriptors.
22282 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22283 * tree-ssa-ccp.c: Update tree_pass descriptors.
22284 * df-core.c: Update tree_pass descriptors.
22285 * mode-switching.c: Update tree_pass descriptors.
22286 * tree-nomudflap.c: Update tree_pass descriptors.
22287 * modulo-sched.c: Update tree_pass descriptors.
22288 * ipa-pure-const.c: Update tree_pass descriptors.
22289 * cse.c: Update tree_pass descriptors.
22290 * web.c: Update tree_pass descriptors.
22291 * tree-stdarg.c: Update tree_pass descriptors.
22292 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22293 * tree-ssa-dom.c: Update tree_pass descriptors.
22294 * tree-nrv.c: Update tree_pass descriptors.
22295 * tree-ssa-alias.c: Update tree_pass descriptors.
22296 * loop-init.c: Update tree_pass descriptors.
22297 * gimple-low.c: Update tree_pass descriptors.
22298 * ipa-inline.c: Update tree_pass descriptors.
22299 * tree-ssa-sink.c: Update tree_pass descriptors.
22300 * global.c: Update tree_pass descriptors.
22301 * ifcvt.c: Update tree_pass descriptors.
22302 * jump.c: Update tree_pass descriptors.
22303 * predict.c: Update tree_pass descriptors.
22304 * tree-ssa-loop.c: Update tree_pass descriptors.
22305 * recog.c: Update tree_pass descriptors.
22306 * dse.c: Update tree_pass descriptors.
22307 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22308 * tree-eh.c: Update tree_pass descriptors.
22309 * regmove.c: Update tree_pass descriptors.
22311 * function.c: Update tree_pass descriptors.
22312 * tree-vectorizer.c: Update tree_pass descriptors.
22313 * gcse.c: Update tree_pass descriptors.
22314 * ipa-type-escape.c: Update tree_pass descriptors.
22315 * tree-if-conv.c: Update tree_pass descriptors.
22316 * init-regs.c: Update tree_pass descriptors.
22317 * ipa.c: Update tree_pass descriptors.
22318 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22319 * rtl-factoring.c: Update tree_pass descriptors.
22320 * lower-subreg.c: Update tree_pass descriptors.
22321 * bt-load.c: Update tree_pass descriptors.
22322 * tree-dfa.c: Update tree_pass descriptors.
22323 * except.c: Update tree_pass descriptors.
22324 * emit-rtl.c: Update tree_pass descriptors.
22325 * cfgexpand.c: Update tree_pass descriptors.
22326 * tree-cfgcleanup.c: Update tree_pass descriptors.
22327 * cfgcleanup.c: Update tree_pass descriptors.
22328 * tree-ssa-pre.c: Update tree_pass descriptors.
22329 * tree-sra.c: Update tree_pass descriptors.
22330 * tree-mudflap.c: Update tree_pass descriptors.
22331 * tree-ssa-copy.c: Update tree_pass descriptors.
22332 * cfglayout.c: Update tree_pass descriptors.
22333 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22334 * tree-ssa-dce.c: Update tree_pass descriptors.
22335 * tree-ssa.c: Update tree_pass descriptors.
22336 * regclass.c: Update tree_pass descriptors.
22337 * integrate.c: Update tree_pass descriptors.
22338 * tree-optimize.c: Update tree_pass descriptors.
22339 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22340 * tree-object-size.c: Update tree_pass descriptors.
22341 * combine.c: Update tree_pass descriptors.
22342 * tree-outof-ssa.c: Update tree_pass descriptors.
22343 * bb-reorder.c: Update tree_pass descriptors.
22344 * stack-ptr-mod.c: Update tree_pass descriptors.
22345 * var-tracking.c: Update tree_pass descriptors.
22346 * tree-profile.c: Update tree_pass descriptors.
22347 * tree-vect-generic.c: Update tree_pass descriptors.
22348 * reg-stack.c: Update tree_pass descriptors.
22349 * sched-rgn.c: Update tree_pass descriptors.
22350 * tree-ssa-structalias.c: Update tree_pass descriptors.
22351 * tree-cfg.c: Update tree_pass descriptors.
22352 * passes.c (current_pass): Update declaration.
22353 (finish_optimization_passes): Update.
22354 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22355 (register_one_dump_file, register_dump_files_1, next_pass_1):
22357 (init_optimization_passes): Update handling of new types.
22358 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22359 * ipa-struct-reorg.c: Update tree_pass descriptors.
22360 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22361 * combine-stack-adj.c: Update tree_pass descriptors.
22362 * cfgrtl.c: Update tree_pass descriptors.
22363 * dce.c: Update tree_pass descriptors.
22364 * tree-ssanames.c: Update tree_pass descriptors.
22366 2008-03-19 Richard Guenther <rguenther@suse.de>
22368 PR middle-end/35609
22369 * tree-ssa.c (walk_data): New structure.
22370 (warn_uninitialized_var): If not always_executed warn with "maybe"
22372 (execute_early_warn_uninitialized): Compute post-dominators.
22373 Initialize always_executed before processing each basic block.
22375 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22378 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22379 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22381 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22383 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22385 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22387 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22389 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22390 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22391 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22392 target after ignore has been set, and move there also the commputation
22393 of subtarget and original_target.
22394 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22395 (LANG_HOOKS_INITIALIZER): Remove it.
22396 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22398 2008-03-18 Richard Guenther <rguenther@suse.de>
22400 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22401 found an expression with constants, note that in the VN for the lhs.
22402 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22403 fold them to constants if possible. Run cleanup_cfg if done so.
22404 (execute_pre): Return todo.
22405 (do_pre): Likewise.
22406 (execute_fre): Likewise.
22407 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22409 (get_prop_source_stmt): Look through pointer conversions.
22411 2008-03-18 Jan Hubicka <jh@suse.cz>
22413 * tree-pretty-print.c: Include predict.h.
22414 (dump_generic_node): Dump predictor.
22415 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22416 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22417 * gimple-low.c (lower_stmt): Likewise.
22418 * expr.c (expand_expr_real): Likewise.
22419 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22421 (build_predict_expr, build_predict_expr): New.
22422 * predict.h (predictor_name, build_predict_expr): Update.
22423 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22424 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22425 * predict.def (PRED_CONTINUE): Update hitrate.
22426 * tree.def (PREDICT_EXPR): Define.
22427 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22428 do not handle BIND_EXPR.
22429 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22430 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22431 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22434 2008-03-18 Michael Matz <matz@suse.de>
22436 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22438 2008-03-18 Richard Guenther <rguenther@suse.de>
22440 * tree-gimple.h (is_gimple_invariant_address): Declare.
22441 (is_gimple_constant): Likewise.
22442 * tree-gimple.c (is_gimple_constant): New function.
22443 (is_gimple_invariant_address): Likewise.
22444 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22445 and is_gimple_invariant_address.
22446 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22448 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22449 an addressable base.
22451 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22453 PR middle-end/35611
22454 * gimplify.c (gimplify_expr): Gimplify second operand of
22457 2008-03-17 Richard Guenther <rguenther@suse.de>
22459 PR tree-optimization/19637
22460 * fold-const.c (fold_unary): Remove restrictions of removing
22461 intermediate pointer-conversions (P2)(P1)P0.
22462 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22463 conversion to void pointer.
22464 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22466 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22469 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22470 emulated thread local variables.
22472 2008-03-16 Richard Guenther <rguenther@suse.de>
22474 PR middle-end/35607
22475 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22476 expand TREE_INVARIANT operations that are not gimple invariant.
22478 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22480 * doc/extend.texi (Alignment): Say that the ABI controls
22481 the __alignof__ for non-strict-alignment targets rather
22482 than being a recommendation.
22484 2008-03-15 Paul Brook <paul@codesourcery.com>
22486 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22488 (arm_output_fn_unwind): Mark functions that can not be unwound.
22490 2008-03-15 Paul Brook <paul@codesourcery.com>
22492 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22493 extension instructions.
22495 2008-03-15 Richard Guenther <rguenther@suse.de>
22497 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22498 and fold constant aggregate refs.
22499 (fold_const_aggregate_ref): Handle string constants
22500 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22501 (evaluate_stmt): Simplify now that ccp_fold folds constant
22504 2008-03-15 Paul Brook <paul@codesourcery.com>
22506 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22507 (extzv): Use gen_extzv_t2.
22508 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22510 2008-03-15 Richard Guenther <rguenther@suse.de>
22512 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22513 (fold_const_aggregate_ref): Likewise.
22514 (get_value): Return NULL if we don't have any values.
22515 (ccp_finalize): Set const_val to NULL after freeing it.
22516 * tree-flow.h (get_symbol_constant_value): Declare.
22517 (fold_const_aggregate_ref): Likewise.
22518 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22520 2008-03-15 Richard Guenther <rguenther@suse.de>
22522 PR middle-end/35593
22523 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22524 to not produce negative array indices if not allowed. Add
22525 parameter to indicate that.
22526 (maybe_fold_offset_to_component_ref): Allow negative array
22527 indices only for the first member of a structure.
22528 (maybe_fold_offset_to_reference): Allow negative array indices.
22529 (maybe_fold_stmt_addition): Likewise.
22531 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22532 Anatoly Sokolov <aesok@post.ru>
22534 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22535 (avr_arch): Add ARCH_AVR6.
22536 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22537 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22538 instead of fixed value 2.
22539 (print_operand_address): Use gs() asm specifier instead of pm().
22540 (avr_assemble_integer): (Ditto.).
22541 (avr_output_addr_vec_elt): (Ditto.).
22542 (print_operand): Handle "!" code.
22543 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22544 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22545 (AVR_HAVE_EIJMP_EICALL): Define.
22546 (AVR_3_BYTE_PC): Redefine.
22547 (AVR_2_BYTE_PC): (Ditto.).
22548 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22549 (LINK_SPEC): Add atmega2560 and atmega2561.
22550 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22552 * config/avr/avr.md (call_insn): Use eicall instead of icall
22553 for 3 byte PC devices.
22554 (call_value_insn): (Ditto.).
22555 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22556 (indirect_jump): Use only for for 2 byte PC devices.
22557 (*tablejump): (Ditto.).
22558 (*indirect_jump_avr6): Add insn.
22559 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22560 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22561 instead of ijmp for 3 byte PC devices.
22562 (__tablejump2__): (Ditto.).
22563 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22564 (MULITLIB_DIRNAMES): (Ditto.).
22565 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22567 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22569 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22570 "sse2_umulsidi3". Use V1DI mode for operand 0.
22571 ("mmx_psadbw"): Use V1DI mode for operand 0.
22572 * config/i386/i386-modes.def (V1SI): New vector mode.
22573 * config/i386/i386.c (struct builtin_description)
22574 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22575 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22576 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22577 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22578 v1di_ftype_v8qi_v8qi type.
22579 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22581 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22582 __builtin_ia32_pmuludq]: Fix the mode of return value.
22584 2008-03-15 Richard Guenther <rguenther@suse.de>
22586 PR middle-end/35595
22587 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22590 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22592 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22593 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22594 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22595 unless TARGET_SERIALIZE_VOLATILE is enabled.
22596 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22597 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22598 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22600 2008-03-14 Richard Guenther <rguenther@suse.de>
22602 PR tree-optimization/34172
22603 * tree-flow.h (refs_may_alias_p): Declare.
22604 (get_single_def_stmt): Likewise.
22605 (get_single_def_stmt_from_phi): Likewise.
22606 (get_single_def_stmt_with_phi): Likewise.
22607 * tree-dfa.c (refs_may_alias_p): New function.
22608 (get_single_def_stmt): Likewise.
22609 (get_single_def_stmt_from_phi): Likewise.
22610 (get_single_def_stmt_with_phi): Likewise.
22611 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22612 (vn_reference_lookup_1): New helper function.
22613 (vn_reference_lookup): Walk the virtual use-def chain to
22614 continue searching for a match if the def does not alias the
22615 reference we are looking for.
22617 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22619 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22620 archive and Perzl. Update The Written Word listing.
22622 2008-03-14 Richard Guenther <rguenther@suse.de>
22624 PR tree-optimization/34043
22625 PR tree-optimization/33989
22626 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22628 (bitmap_find_leader): Use extra argument to verify dominance
22629 relationship inside a basic-block.
22630 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22631 (find_leader_in_sets): Adjust.
22632 (create_component_ref_by_pieces): Take extra argument for
22633 dominance check, handle lookup failures.
22634 (find_or_generate_expression): Likewise.
22635 (create_expression_by_pieces): Likewise.
22636 (insert_into_preds_of_block): Adjust.
22637 (create_value_expr_from): If asked for, verify all operands
22638 are in the blocks AVAIL_OUT set.
22639 (make_values_for_stmt): Check for SSA_NAMEs that are life
22640 over an abnormal edge.
22641 (compute_avail): Remove such check.
22642 (do_SCCVN_insertion): New function.
22643 (eliminate): If we do not find a leader suitable for replacement
22644 insert a replacement expression from SCCVN if available.
22645 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22646 (struct vn_ssa_aux): Add needs_insertion flag.
22647 * tree-ssa-sccvn.c (may_insert): New global flag.
22648 (copy_reference_ops_from_ref): Value-number union member access
22649 based on its size, not type and member if insertion is allowed.
22650 (visit_reference_op_load): For a weak match from union type
22651 punning lookup a view-converted value and insert a SSA_NAME
22652 for that value if that is not found.
22653 (visit_use): Make dumps shorter. Do not disallow value numbering
22654 SSA_NAMEs that are life over an abnormal edge to constants.
22655 (free_scc_vn): Release inserted SSA_NAMEs.
22656 (run_scc_vn): New flag to specify whether insertion is allowed.
22657 Process SSA_NAMEs in forward order.
22658 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22659 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22660 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22661 pointer type to/from integral types that do not change the
22662 precision to regular conversions.
22664 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22666 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22667 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22668 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22669 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22670 input arguments and the mode of return value. Built-in functions
22671 that operate on whole 64-bit MMX register now use V1DI mode.
22673 2008-03-13 Alon Dayan <alond@il.ibm.com>
22674 Olga Golovanevsky <olga@il.ibm.com>
22676 PR tree-optimization/35041
22677 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22678 to locate the right position in a statement.
22680 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22684 * config/i386/xmmintrin.h: Change all static inline functions to
22685 extern inline and add __gnu_inline__ attribute.
22686 * config/i386/bmintrin.h: Ditto.
22687 * config/i386/smmintrin.h: Ditto.
22688 * config/i386/tmmintrin.h: Ditto.
22689 * config/i386/mmintrin-common.h: Ditto.
22690 * config/i386/ammintrin.h: Ditto.
22691 * config/i386/emmintrin.h: Ditto.
22692 * config/i386/pmmintrin.h: Ditto.
22693 * config/i386/mmintrin.h: Ditto.
22694 * config/i386/mm3dnow.h: Ditto.
22696 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22698 PR middle-end/35185
22699 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22700 (lower_omp_2): New function.
22701 (lower_omp_1, lower_omp): Rewritten.
22703 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22706 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22707 with the phrase "Microsoft Windows compilers".
22708 (Push/Pop Macro Pragmas): New subsection. Document
22709 #pragma push_macro and pragma pop_macro.
22711 2008-03-12 Paul Brook <paul@codesourcery.com>
22713 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22715 2008-03-12 Paul Brook <paul@codesourcery.com>
22717 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22718 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22719 (thumb2_addsi_shortim): Rename ...
22720 (thumb2_addsi_short): ... to this. Allow register operands.
22721 (thumb2_subsi_short): New pattern.
22722 (thumb2_one_cmplsi2_short,
22723 thumb2_negsi2_short): New patterns and peepholes.
22725 2008-03-12 Paul Brook <paul@codesourcery.com>
22727 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22729 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22731 * config/i386/i386.md (int_cond): New code iterator.
22733 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22734 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22735 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22736 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22737 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22738 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22739 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22740 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22742 2008-03-12 Paul Brook <paul@codesourcery.com>
22744 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22745 instead of {arm,thumb}_compute_save_reg_mask.
22746 (output_return_instruction): Ditto.
22747 (thumb_unexpanded_epilogue): Ditto.
22748 (thumb1_expand_prologue): Ditto.
22749 (thumb1_output_function_prologue): Ditto.
22750 (arm_set_return_address): Ditto.
22751 (thumb_set_return_address): Ditto.
22752 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22753 regs to achieve stack alignment.
22754 (thumb1_compute_save_reg_mask): Fix compiler warning.
22755 (arm_output_epilogue): Use offsets->saved_regs_mask.
22756 Adjust stack pointer by poping call clobered registers.
22757 (arm_expand_prologue): Use offsets->saved_regs_mask.
22758 Adjust stack pointer by pushing extra registers.
22759 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22761 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22764 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22765 conversion to the operands of a multiplication.
22767 2008-03-12 Richard Guenther <rguenther@suse.de>
22769 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22770 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22771 * timevar.def (TV_TREE_PHIPROP): Add.
22772 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22773 pass description. Use TV_TREE_PHIPROP.
22774 * tree-ssa-forwprop.c: Remove phiprop code.
22776 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22778 PR middle-end/35549
22779 * omp-low.c (maybe_lookup_decl): Constify first argument.
22780 (use_pointer_for_field): Change last argument from bool to
22781 omp_context *. Disallow shared copy-in/out in nested
22782 parallel if decl is shared in outer parallel too.
22783 (build_outer_var_ref, scan_sharing_clauses,
22784 lower_rec_input_clauses, lower_copyprivate_clauses,
22785 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22787 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22788 Ira Rosen <irar@il.ibm.com>
22790 * tree-vectorizer.c (free_stmt_vec_info): New function.
22791 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22792 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22793 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22794 * tree-vect-transform.c (vectorizable_conversion): Free
22795 vec_oprnds0 if it was allocated.
22796 (vect_permute_store_chain): Remove unused VECs.
22797 (vectorizable_store): Free VECs that are allocated in the..
22799 (vect_transform_strided_load, vectorizable_load): Likewise.
22800 (vect_remove_stores): Simplify the code.
22801 (vect_transform_loop): Move code to vect_remove_stores().
22802 Call vect_remove_stores() and free_stmt_vec_info().
22804 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22806 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22807 TARGET_HPUX. Revise comment.
22808 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22809 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22810 Use sr4 variant of `be' instruction when not generating PIC code.
22811 (attr_length_call): Adjust for above change.
22813 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22815 * ipa-reference.c (static_execute): Remove module_statics_const and
22816 associated setting code.
22818 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22821 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22822 predicate for operand 1.
22823 (paritysi2_cmp): Use register_operand predicate for operand 2.
22824 Use earlyclobber modifier for operand 1. Remove support for
22826 (paritydi2_cmp): Use register_operand predicate for operand 3.
22827 Use earlyclobber modifier for operand 1. Remove support for
22830 2008-03-11 Paul Brook <paul@codesourcery.com>
22831 Vladimir Prus <vladimir@codesourcery.com>
22833 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22834 (arm_compute_save_reg0_reg12_mask): Always
22835 check if register 11 must be saved. Always safe hard frame pointer
22836 when frame_pointer_needeed.
22837 (arm_compute_save_reg_mask): Save IP and PC
22838 only with apcs frames.
22839 (arm_output_epilogue): Adjust Thumb2 codepath to
22840 be also invoked and work for ARM non-apcs frames.
22841 (arm_expand_prologue): Don't bother saving IP
22842 for non-apcs frame, since it's not clobbered by
22843 prologue code. Implement non-apcs frame
22846 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22848 PR rtl-optimization/35281
22849 * expr.c (convert_move): Use a new pseudo for the intermediate
22850 from_mode->word_mode result.
22852 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22854 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22855 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22856 * toplev.c (compile_file): Don't call it.
22858 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22860 PR middle-end/35526
22861 * expr.c (store_expr): Call emit_block_move if the mode
22862 of "temp" RTX is BLKmode.
22864 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22865 Richard Guenther <rguenther@suse.de>
22867 PR tree-optimization/31358
22868 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22869 the step with a NULL_TREE.
22870 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22871 to sizetype if type is a pointer type.
22872 (add_candidate_1): Don't convert the base and step to
22873 the generic type if the orginal type is a pointer type.
22874 (add_iv_value_candidates): Use sizetype for the step
22875 if type is a pointer type.
22876 (cand_value_at): Likewise.
22877 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22879 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22880 Don't convert the tem affine to the type.
22881 (add_elt_to_tree): Use sizetype for the step if a pointer.
22882 Use POINTER_PLUS_EXPR for pointers.
22883 (aff_combination_to_tree): Use sizetype for the step if a
22886 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22888 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22889 Remove commutativity hint.
22891 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22895 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22896 errorneous type. Check that v is a VAR_DECL.
22898 PR middle-end/35099
22899 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22901 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22903 PR tree-optimization/35494
22904 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22905 may be overriden at link and run time.
22907 2008-03-10 Richard Guenther <rguenther@suse.de>
22909 PR tree-optimization/34677
22910 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22911 (poolify_tree): Likewise.
22912 (modify_expr_template): Likewise.
22913 (poolify_modify_stmt): Likewise.
22914 (insert_fake_stores): Handle all component-ref style stores
22915 in addition to INDIRECT_REF. Also handle complex types.
22916 Do not poolify the inserted load.
22917 (realify_fake_stores): Do not rebuild the tree but only
22918 make it a SSA_NAME copy.
22919 (init_pre): Remove initialzation of modify_expr_template.
22920 Do not allocate modify_expr_node_pool.
22921 (fini_pre): Do not free modify_expr_node_pool.
22923 2008-03-10 Paul Brook <paul@codesourcery.com>
22925 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22926 to avoid conflicts.
22928 2008-03-10 Paul Brook <paul@codesourcery.com>
22929 Mark Shinwell <shinwell@codesourcery.com>
22931 * config/arm/cortex-r4.md: New.
22932 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22934 * config/arm/arm.md: Include cortex-r4.md.
22935 (insn): Add smmls, sdiv and udiv values.
22936 (generic_sched): Don't use generic scheduling for Cortex-R4.
22937 (arm_issue_rate): New function.
22938 (TARGET_SCHED_ISSUE_RATE): Define.
22940 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22942 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22944 2008-03-10 Richard Guenther <rguenther@suse.de>
22946 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22947 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22949 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22951 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22952 Set default to true.
22954 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22956 * c.opt (Wsynth): Deprecate.
22957 * doc/invoke.texi (Option Summary, Warning Options): Document
22958 -Wno-format-contains-nul.
22960 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22963 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22964 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22966 2008-03-09 Ira Rosen <irar@il.ibm.com>
22968 * config/rs6000/rs6000.c (builtin_description): Rename vector
22969 left shift operations.
22970 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22971 (altivec_vsl<VI_char>): Rename to ...
22972 (ashl<mode>3): ... new name.
22973 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22975 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22977 2008-03-08 Richard Guenther <rguenther@suse.de>
22979 * coverage.h (tree_coverage_counter_addr): Declare.
22980 * coverage.c (tree_coverage_counter_addr): New function.
22981 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22982 before using again.
22983 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22984 (tree_gen_one_value_profiler): Likewise.
22985 (tree_gen_ic_profiler): Likewise.
22986 (tree_gen_average_profiler): Likewise.
22987 (tree_gen_ior_profiler): Likewise.
22989 2008-03-08 Richard Guenther <rguenther@suse.de>
22991 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22992 (vn_binary_op_insert): Likewise.
22993 (vn_unary_op_lookup): Likewise.
22994 (vn_unary_op_insert): Likewise.
22995 (vn_nary_op_lookup): Declare.
22996 (vn_nary_op_insert): Likewise.
22997 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22998 and binary hashes, use a single obstack for unary_op_pool
22999 and binary_op_pool.
23000 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23001 a single struct vn_nary_op_s. Store tree code length and
23002 a variable number of operands.
23003 (struct vn_reference_op_struct): Remove unused op2.
23004 (vn_reference_op_eq): Do not compare op2.
23005 (vn_reference_op_compute_hash): Do not compute hash of op2.
23006 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23007 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23008 with vn_nary_op_compute_hash.
23009 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23010 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23012 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23014 (visit_unary_op): Call nary functions.
23015 (visit_binary_op): Likewise.
23016 (process_scc): Adjust for struct vn_tables_s changes.
23017 (allocate_vn_table): Likewise.
23018 (free_vn_table): Likewise.
23019 * tree-vn.c (vn_add): Call nary functions.
23020 (vn_lookup): Likewise.
23022 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23025 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23026 wdst back after sync_compare_and_swapqhi_internal.
23028 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23031 * config/i386/i386-modes.def (V1DI): New vector mode.
23032 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23033 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23034 (MMXMODE248): Ditto.
23035 (MMXMODE): Add V1DI mode.
23036 (mmxvecsize): Change DI mode to V1DI mode.
23037 ("mov<mode>): Use MMXMODEI8 mode iterator.
23038 ("*mov<mode>_internal_rex64"): Ditto.
23039 ("*mov<mode>_internal"): Ditto.
23040 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23041 ("mmx_sub<mode>3"): Ditto.
23042 ("mmx_adddi3"): Remove insn pattern.
23043 ("mmx_subdi3"): Ditto.
23044 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23045 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23046 ("mmx_ashl<mode>3"): Ditto.
23047 ("mmx_lshrdi3"): Remove insn pattern.
23048 ("mmx_ashldi3"): Ditto.
23049 * config/i386/i386.c (classify_argument): Handle V1DImode.
23050 (function_arg_advance_32): Ditto.
23051 (function_arg_32): Ditto.
23052 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23053 mmx_addv1di3 insn pattern.
23054 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23055 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23056 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23057 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23058 Remove definitions of built-in functions.
23059 (V1DI_type_node): New node.
23060 (v1di_ftype_v1di_int): Ditto.
23061 (v1di_ftype_v1di_v1di): Ditto.
23062 (v2si_ftype_v2si_si): Ditto.
23063 (v4hi_ftype_v4hi_di): Remove node.
23064 (v2si_ftype_v2si_di): Ditto.
23065 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23066 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23067 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23068 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23069 Add new builtins using def_builtin_const.
23070 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23071 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23072 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23073 * config/i386/mmintrin.h (__v1di): New typedef.
23074 (_mm_add_si64): Cast arguments to __v1di type.
23075 (_mm_sub_si64): Ditto.
23076 (_mm_sll_pi16): Cast __count to __v4hi type.
23077 (_mm_sll_pi32): Cast __count to __v2si type.
23078 (_mm_sll_si64): Cast arguments to __v1di type.
23079 (_mm_srl_pi16): Cast __count to __v4hi type.
23080 (_mm_srl_pi32): Cast __count to __v2si type.
23081 (_mm_srl_si64): Cast arguments to __v1di type.
23082 (_mm_sra_pi16): Cast __count to __v4hi type.
23083 (_mm_sra_pi32): Cast __count to __v2si type.
23084 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23085 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23086 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23087 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23088 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23089 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23090 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23091 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23092 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23093 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23094 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23095 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23097 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23099 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23101 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23104 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23105 reg+const addressing for Altivec modes. Don't generate reg+reg
23106 addressing for TFmode or TDmode quantities.
23108 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23110 * c-common.c (vector_types_convertible_p): Call langhook
23111 instead of comptypes.
23113 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23116 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23117 integral and scalar float variables which have a
23120 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23122 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23123 dwarf_register_span hook when emitting unwind information for
23124 register-to-memory saves.
23125 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23126 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23128 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23130 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23131 for the same VAR_DECL.
23133 2008-03-06 Tom Tromey <tromey@redhat.com>
23135 * treelang: Delete.
23136 * doc/standards.texi (Standards): Don't mention treelang.
23137 * doc/invoke.texi (Overall Options): Don't mention treelang.
23138 * doc/install.texi (Prerequisites): Don't mention bison or
23140 (Configuration): Don't mention treelang.
23141 (Building): Likewise.
23142 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23144 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23146 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23147 word-extractions out of a multi-word object.
23149 2008-03-06 Richard Guenther <rguenther@suse.de>
23151 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23152 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23153 result type and precision.
23154 * expr.c (get_inner_reference): Set unsignedp based on the result
23155 type of BIT_FIELD_REF.
23156 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23157 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23158 (try_instantiate_multiple_fields): Likewise. Use the correct type
23160 (sra_build_assignment): Likewise.
23161 (sra_build_elt_assignment): Likewise.
23162 (sra_explode_bitfield_assignment): Likewise.
23163 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23164 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23165 set BIT_FIELD_REF_UNSIGNED.
23166 (vectorizable_load): Likewise.
23168 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23170 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23173 2008-03-06 Richard Guenther <rguenther@suse.de>
23175 * alias.c (struct alias_set_entry): Move has_zero_child field
23176 to pack with alias_set.
23178 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23180 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23183 2008-03-05 Ian Lance Taylor <iant@google.com>
23185 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23187 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23189 * fwprop.c (update_df): Support width and offset parameters of
23191 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23192 global_conflicts): Change DF_REF_EXTRACT to either
23193 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23194 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23195 * df-scan.c (df_ref_record, df_defs_record,
23196 df_ref_create_structure, df_def_record_1, df_uses_record,
23197 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23198 df_bb_refs_collect, df_entry_block_defs_collect,
23199 df_exit_block_uses_collect): Support new width and offset fields.
23200 (ref_extract_pool): New storage pool.
23201 (df_free_ref): New function.
23202 (df_reg_chain_unlink, df_free_collection_rec,
23203 df_sort_and_compress_refs): Call df_free_ref.
23204 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23206 (df_ref_create_structure): Allocate df_ref_extract if offset and
23207 width fields are used.
23208 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23209 (df_uses_record): Get offset and width from ZERO_EXTRACT
23211 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23212 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23213 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23214 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23215 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23216 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23217 (df_ref_extract): New structure.
23218 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23219 (df_ref_create): Add width and offset parameters.
23221 2008-03-05 Richard Guenther <rguenther@suse.de>
23223 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23224 Use ranges_overlap_p.
23225 (offset_overlaps_with_access): Rename
23226 to ranges_overlap_p and move ...
23227 * tree-flow-inline.h (ranges_overlap_p): ... here.
23229 * tree.h (get_inner_reference, handled_component_p): Update
23232 * tree.h (record_component_aliases, get_alias_set,
23233 alias_sets_conflict_p, alias_sets_must_conflict_p,
23234 objects_must_conflict_p): Move declarations ...
23235 * alias.h (record_component_aliases, get_alias_set,
23236 alias_sets_conflict_p, alias_sets_must_conflict_p,
23237 objects_must_conflict_p): ... here.
23238 Include coretypes.h.
23239 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23241 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23243 * cfg.c: Include tree-flow.h.
23244 (remove_edge_raw): Call redirect_edge_var_map_clear.
23245 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23246 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23247 (redirect_edge_var_map_result): New.
23248 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23249 PENDING_STMT use with redirect_edge_var_map_*.
23250 * tree-ssa.c (edge_var_maps): New definition.
23251 (redirect_edge_var_map_add): New.
23252 (redirect_edge_var_map_clear): New.
23253 (redirect_edge_var_map_dup): New.
23254 (redirect_edge_var_map_vector): New.
23255 (redirect_edge_var_map_destroy): New.
23256 (ssa_redirect_edge): Replace PENDING_STMT use with
23257 redirect_edge_var_map_*.
23258 (flush_pending_stmts): Same.
23259 (delete_tree_ssa): Destroy edge var map.
23260 * tree-flow.h (struct _edge_var_map): New.
23261 Define edge_var_map vector type.
23262 Declare redirect_edge_var_map_* prototypes.
23263 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23264 * tree-cfg.c (reinstall_phi_args): Replace
23265 PENDING_STMT use with redirect_edge_var_map_*.
23267 2008-03-05 Richard Guenther <rguenther@suse.de>
23269 PR tree-optimization/35472
23270 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23271 whose single use_stmt has a overlapping set of loaded and
23272 stored symbols as that use_stmt might be a noop assignment then.
23274 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23276 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23278 2008-03-05 Richard Guenther <rguenther@suse.de>
23281 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23282 should be constants.
23283 * tree-cfg.c (verify_expr): Verify it.
23284 * fold-const.c (fold_truthop): Remove code generating
23285 BIT_FIELD_REFs of structure bases.
23286 (fold_binary): Likewise.
23287 (fold_ternary): Position and size of BIT_FIELD_REFs are
23288 always host integers.
23289 (make_bit_field_ref): Remove.
23290 (optimize_bit_field_compare): Remove.
23291 (all_ones_mask_p): Remove.
23293 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23296 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23297 (split_block_and_df_analyze): New. Split basic block and rebuild
23299 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23301 (split_pattern_seq): Likewise.
23302 (erase_matching_seqs): Likewise.
23303 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23305 2008-03-04 Geoff Keating <geoffk@apple.com>
23307 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23308 declaration and code.
23309 (tree_invalid_nonnegative_warnv_p): Likewise.
23311 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23313 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23314 examples. Truncate option-names then causing overfull hbox.
23316 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23319 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23321 * configure: Rebuilt.
23323 2008-03-04 Rafael Espíndola <espindola@google.com>
23325 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23326 (tree_unary_nonnegative_warnv_p): New.
23327 (tree_binary_nonnegative_warnv_p): New.
23328 (tree_single_nonnegative_warnv_p): New.
23329 (tree_invalid_nonnegative_warnv_p): New.
23330 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23332 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23335 * opts.c (handle_option): Postpone 'unknown option' errors only for
23338 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23341 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23344 2008-03-04 Rafael Espíndola <espindola@google.com>
23346 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23347 (tree_binary_nonzero_warnv_p): New.
23348 (tree_single_nonzero_warnv_p): New.
23349 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23351 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23353 PR middle-end/35456
23354 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23355 transformations for modes that have signed zeros.
23356 * ifcvt.c (noce_try_abs): Ditto.
23358 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23360 * config/i386/i386.c (override_options): Force
23361 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23363 2008-03-04 Jan Hubicka <jh@suse.cz>
23366 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23369 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23371 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23372 label to probe the stack.
23374 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23376 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23377 (__gthr_win32_mutex_destroy): Declare.
23378 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23379 __gthr_win32_mutex_destroy.
23380 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23382 2008-03-03 Jan Hubicka <jh@suse.cz>
23385 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23386 aggressive on inlining cold calls.
23388 2008-03-03 Richard Guenther <rguenther@suse.de>
23390 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23391 struct copies into the expression table.
23392 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23393 (try_to_simplify): Likewise.
23394 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23395 integral and pointer arguments which do not change the
23396 precision to NOP_EXPRs.
23397 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23398 VIEW_CONVERT_EXPR case.
23400 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23402 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23403 defined in a loop at depth 0 is invariant.
23404 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23405 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23406 be called at loop depth 0.
23408 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23411 * gcc.c (process_command): Update copyright notice dates.
23412 * gcov.c (print_version): Likewise.
23413 * gcov-dump.c (print_version): Likewise.
23414 * mips-tfile.c (main): Likewise.
23415 * mips-tdump.c (main): Likewise.
23417 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23420 * c-common.c (flag_permissive): Delete.
23421 (constant_expression_warnings): Check flags first.
23422 (constant_expression_error): New.
23423 * c-common.h (flag_permissive): Delete.
23424 (constant_expression_error): Declare.
23425 * flags.h (flag_permissive): Declare. Update description.
23426 * diagnostic.c (pedwarn): Update.
23428 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23429 (permissive_error_kind): New.
23430 * toplev.c (flag_permissive): Define. Update description.
23431 * toplev.h (permissive_error_kind): Declare.
23432 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23433 (pedwarn_c90): Use pedantic_warning_kind.
23434 * c-opts.c (c_common_post_options): flag_permissive does not affect
23435 flag_pedantic_errors.
23437 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23439 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23440 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23441 __absvsi2, __absvDI2): Use unsigned arithmetic.
23443 2008-03-02 Andi Kleen <ak@suse.de>
23444 Richard Guenther <rguenther@suse.de>
23446 * struct-equiv.c: Remove file.
23447 * cfg_cleanup.c (condjump_equiv_p): Remove.
23448 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23449 (struct-equiv.o): Remove rule.
23450 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23451 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23452 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23454 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23456 * ifcvt.c (noce_process_if_block): Try to handle only the then
23457 block if the else block exists but isn't suitable.
23459 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23462 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23463 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23464 regression from previous patch.
23466 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23469 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23471 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23472 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23473 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23474 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23475 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23476 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23477 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23478 (__gthread_mutex_destroy_function): Rename to
23479 __gthread_mutex_destroy.
23480 * gthr-dce.h (__gthread_mutex_destroy): Call
23481 pthread_mutex_destroy.
23482 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23483 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23484 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23486 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23488 * df-scan.c (df_ref_chain_change_bb): Simplify.
23489 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23490 set_block_for_insn if there's any change.
23491 * df.h ((df_insn_change_bb): Fix prototype.
23492 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23493 df_insn_change_bb, don't call set_block_for_insn.
23494 * emit-rtl.c (reorder_insns): Likewise.
23495 * haifa-sched.c (move_insn): Likewise.
23497 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23499 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23501 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23503 * tree-flow-inline.h (next_readonly_imm_use): Return
23504 NULL_USE_OPERAND_P after the end.
23506 2008-03-01 Richard Guenther <rguenther@suse.de>
23508 PR tree-optimization/35411
23509 * tree-sra.c (sra_build_assignment): Split conversion to
23510 final type to a separate statement if we are not assigning
23513 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23515 * fold-const.c (fold_convertible_p): Correct the logic to follow
23516 that in fold_convert().
23518 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23521 * tree-inline.c (build_duplicate_type): When we make a
23522 duplicate type, make it unique in the canonical types system.
23524 2008-02-29 Tom Tromey <tromey@redhat.com>
23526 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23527 input_file_stack_history, input_file_stack_restored): Remove.
23528 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23529 * input.h (struct file_stack): Remove.
23530 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23531 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23533 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23535 (diagnostic_last_module_changed): Add 'map' argument.
23536 (diagnostic_set_last_function): Likewise.
23537 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23538 line map, not input_file_stack.
23539 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23541 2008-02-29 Paul Brook <paul@codesourcery.com>
23543 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23545 2008-02-29 Paul Brook <paul@codesourcery.com>
23547 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23549 2008-02-29 Richard Guenther <rguenther@suse.de>
23551 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23553 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23554 value for comparing for a store match.
23555 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23556 (try_to_simplify): Do not do a full-blown reference lookup.
23558 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23560 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23561 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23563 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23565 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23567 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23568 strides against cache sizes.
23570 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23572 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23575 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23577 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23578 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23579 is smaller than the original promoted value.
23580 (simplify_subreg): If OP is a SUBREG, try to preserve its
23581 SUBREG_PROMOTED_VAR_P information.
23583 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23585 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23586 (VN_INFO_GET): Allocate new objects on the obstack.
23587 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23588 for rpo_numbers_temp, for consistency.
23589 (free_scc_vn): Free the obstack.
23591 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23593 * doc/invoke.texi: Document -ftree-loop-distribution.
23594 * tree-loop-distribution.c: New.
23595 * tree-pass.h (pass_loop_distribution): New.
23596 * graphds.h (struct graph): Add htab_t indices.
23597 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23598 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23599 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23600 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23601 * tree-data-ref.c (debug_data_dependence_relations): New.
23602 (dump_data_dependence_relation): Also print data references.
23603 (free_data_ref): Extern.
23604 (same_access_functions): Moved...
23605 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23606 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23607 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23608 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23609 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23610 (stmts_from_loop): Skip LABEL_EXPR.
23611 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23613 (build_rdg): Initialize rdg->indices htab.
23614 (free_rdg, stores_from_loop, ref_base_address,
23615 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23616 have_similar_memory_accesses_1, ref_base_address_1,
23617 remove_similar_memory_refs): New.
23618 * tree-data-ref.h: Depend on tree-chrec.h.
23619 (debug_data_dependence_relations, free_data_ref): Declared.
23620 (same_access_functions): ... here.
23621 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23623 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23624 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23625 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23626 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23627 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23628 rdg_vertex_for_stmt): Declared.
23629 (struct rdg_edge): Add level.
23631 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23632 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23634 (rdg_has_similar_memory_accesses): New.
23635 * tree-vect-analyze.c: Remove unused static decls.
23636 * lambda.h (dependence_level): New.
23637 * common.opt (ftree-loop-distribution): New.
23638 * tree-flow.h (mark_virtual_ops_in_bb,
23639 slpeel_tree_duplicate_loop_to_edge_cfg,
23640 rename_variables_in_loop): Declared.
23641 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23642 (OBJS-common): Add tree-loop-distribution.o.
23643 (tree-loop-distribution.o): New rule.
23644 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23645 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23646 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23648 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23651 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23652 other than structures and unions.
23654 2008-02-28 Richard Guenther <rguenther@suse.de>
23657 2008-02-26 Richard Guenther <rguenther@suse.de>
23659 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23660 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23661 (lookup_decl_from_uid): Declare.
23662 (remove_decl_from_map): Likewise.
23663 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23664 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23665 (decl_for_uid_map): New global hashtable mapping DECL_UID
23667 (init_ttree): Allocate it.
23668 (insert_decl_to_uid_decl_map): New helper function.
23669 (make_node_stat): Insert new decls into the map.
23670 (copy_node_stat): Likewise.
23671 (lookup_decl_from_uid): New function.
23672 (remove_decl_from_map): Likewise.
23673 (print_decl_for_uid_map_statistics): New helper.
23674 (dump_tree_statistics): Call it.
23676 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23677 (referenced_var_iterator): Adjust.
23678 (FOR_EACH_REFERENCED_VAR): Adjust.
23679 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23680 (num_referenced_vars): Adjust.
23681 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23682 (first_referenced_var): Remove.
23683 (end_referenced_vars_p): Likewise.
23684 (next_referenced_var): Likewise.
23685 (referenced_var_iterator_set): New helper function.
23686 * tree-dfa.c (referenced_var_lookup): Adjust.
23687 (referenced_var_check_and_insert): Likewise.
23688 (remove_referenced_var): Likewise.
23689 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23690 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23691 (verify_call_clobbering): Likewise.
23692 (verify_memory_partitions): Likewise.
23693 (init_tree_ssa): Allocate bitmap instead of hashtable for
23695 (delete_tree_ssa): Adjust.
23696 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23697 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23698 (compute_tag_properties): Likewise.
23699 (set_initial_properties): Likewise.
23700 (find_partition_for): Likewise.
23701 (update_reference_counts): Likewise.
23702 (dump_may_aliases_for): Likewise.
23703 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23704 (add_call_clobber_ops): Likewise.
23705 (add_call_read_ops): Likewise.
23706 (get_asm_expr_operands): Likewise.
23707 * tree-into-ssa.c (dump_decl_set): Likewise.
23708 (update_ssa): Likewise.
23709 * tree-sra.c (scan_function): Likewise.
23710 (decide_instantiations): Likewise.
23711 (scalarize_parms): Likewise.
23712 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23713 (dsa_named_for): Likewise.
23714 * tree-ssa-structalias.c (update_alias_info): Likewise.
23715 (merge_smts_into): Likewise.
23717 2008-02-27 David Daney <ddaney@avtrex.com>
23720 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23721 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23722 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23723 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23724 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23726 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23729 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23730 (BUILT_IN_NEXTTOWARD): Remove.
23731 (BUILT_IN_NEXTTOWARDF): Ditto.
23732 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23733 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23735 2008-02-27 Tom Tromey <tromey@redhat.com>
23737 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23738 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23740 2008-02-27 Jan Beulich <jbeulich@novell.com>
23742 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23743 update the respective field on newdecl.
23745 2008-02-27 Revital Eres <eres@il.ibm.com>
23747 PR rtl-optimization/34999
23748 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23749 crossing edges that ends with a call insn.
23750 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23751 call insn and clear the EDGE_CROSSING flag of the crossing edge
23752 when fixing fallthru edges.
23754 2008-02-27 Richard Guenther <rguenther@suse.de>
23756 PR middle-end/35390
23757 * fold-const.c (fold_unary): Return the correct argument,
23758 converted to the result type.
23760 2008-02-27 Richard Guenther <rguenther@suse.de>
23762 PR middle-end/34971
23763 * expr.c (expand_expr_real_1): Assert on rotates that operate
23765 * fold-const.c (fold_binary): Use the types precision, not the
23766 bitsize of the mode if folding rotate expressions. Build rotates
23767 only for full modes.
23769 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23771 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23772 and CPP_PRAGMA_EOL.
23773 * c-pragma.c (pragma_ns_name): New typedef.
23774 (registered_pp_pragmas): New variable.
23775 (c_pp_lookup_pragma): New function.
23776 (c_register_pragma_1): If flag_preprocess_only, do nothing
23777 for non-expanded pragmas, for expanded ones push pragma's
23778 namespace and name into registered_pp_pragmas vector.
23779 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23780 flag_preprocess_only, don't register GCC pch_preprocess
23781 pragma if flag_preprocess_only.
23782 * c-opts.c (c_common_init): Call init_pragma even if
23783 flag_preprocess_only.
23784 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23785 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23786 cpp_register_pragma if flag_preprocess_only.
23788 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23791 * c-parser.c (c_parser_translation_unit): Warn for empty
23792 translation unit, not empty source file.
23794 2008-02-26 Paul Brook <paul@codesourcery.com>
23796 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23797 operand for Thumb-2.
23798 * config/arm/arm.h (reg_class): Add CORE_REGS.
23799 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23800 (BASE_REG_CLASS): Use CORE_REGS.
23801 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23802 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23803 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23804 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23805 ARM_REGNO_OK_FOR_INDEX_P.
23806 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23807 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23808 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23809 (ldm/stm peepholes): Ditto.
23810 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23811 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23812 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23813 * config/arm/constraints.md: Enable "k" constraint on ARM.
23815 2008-02-27 Ben Elliston <bje@au.ibm.com>
23817 * config/rs6000/rs6000.c: Annotate cache line size field in all
23818 instances of struct processor_costs.
23820 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23822 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23823 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23824 jump_bypass): New counters.
23825 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23826 * dce.c (gate_ud_dce): Same.
23827 (gate_fast_dce): Same.
23828 * dse.c (gate_dse1): New function.
23829 (gate_dse2): New function.
23830 (gate_dse): Merge results of new gate functions.
23831 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23832 (gate_handle_jump_bypass): Add dbg_cnt.
23833 (gate_handle_gcse): Add dbg_cnt.
23834 * ifcvt.c (gate_handle_if_conversion): Same.
23835 (gate_handle_if_after_combine): Same.
23836 (gate_handle_if_after_reload): Same.
23837 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23839 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23841 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23843 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23845 2008-02-26 Jason Merrill <jason@redhat.com>
23848 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23849 alone if it's the naming decl for the type's main variant.
23851 2008-02-26 Tom Tromey <tromey@redhat.com>
23853 * system.h (USE_MAPPED_LOCATION): Poison.
23854 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23855 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23856 (make_goto_expr_edges): Likewise.
23857 (remove_bb): Likewise.
23858 (execute_warn_function_return): Likewise.
23859 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23861 * c-common.c (fname_decl): Remove old location code.
23862 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23864 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23866 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23867 (gen_rtx_ASM_INPUT): Likewise.
23868 (gen_rtx_ASM_INPUT_loc): Likewise.
23869 (get_rtx_asm_OPERANDS): Remove.
23870 * cfglayout.c (insn_locators_alloc): Remove old location code.
23871 (set_curr_insn_source_location): Likewise.
23872 (curr_insn_locator): Likewise.
23873 * print-tree.c (print_node): Remove old location code.
23874 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23875 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23876 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23877 location_from_locus.
23878 (construct_exit_block): Remove old location code.
23879 * emit-rtl.c (force_next_line_note): Remove old location code.
23880 * profile.c (branch_prob): Remove old location code.
23881 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23882 LOC_LINE): Remove old-location variants.
23883 * langhooks.c (lhd_print_error_function): Remove old location
23885 * configure, config.in: Rebuilt.
23886 * configure.ac (--enable-mapped-location): Remove.
23887 * c-decl.c (c_init_decl_processing): Remove old location code.
23888 (finish_function): Likewise.
23889 * recog.c (decode_asm_operands): Remove old location code.
23890 * c-pch.c (c_common_read_pch): Remove old location code.
23891 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23893 * gimple-low.c (lower_function_body): Remove old location code.
23894 * toplev.c (unknown_location): Remove.
23895 (push_srcloc): Remove old-location variant.
23896 (process_options): Remove old location code.
23897 (lang_dependent_init): Likewise.
23898 * input.h (UNKNOWN_LOCATION): Move definition.
23899 (location_t): Undeprecate.
23900 (source_locus): Remove.
23901 (location_from_locus): Remove.
23902 (struct location_s): Remove.
23903 Remove all old-location code.
23904 (input_line, input_filename): Remove.
23905 * final.c (final_scan_insn): Remove old location code.
23906 * diagnostic.c (diagnostic_build_prefix): Remove
23907 USE_MAPPED_LOCATION test.
23908 * tree.h (gimple_stmt) <locus>: Now a location_t.
23909 (tree_exp) <locus>: Likewise.
23910 (DECL_IS_BUILTIN): Remove old-location variant.
23911 (annotate_with_file_line, annotate_with_locus): Likewise.
23912 (expr_locus, set_expr_locus): Update.
23913 * tree.c (build1_stat): Remove old location code.
23914 (last_annotated_node): Remove.
23915 (annotate_with_file_line): Remove old-location variant.
23916 (annotate_with_locus): Likewise.
23917 (expr_location): Remove old location code.
23918 (set_expr_location): Likewise.
23919 (expr_has_location): Likewise.
23920 (expr_locus): Likewise.
23921 (set_expr_locus): Likewise.
23922 (expr_filename): Don't use location_from_locus.
23923 (expr_lineno): Likewise.
23924 * rtl-error.c (location_for_asm): Remove old location code.
23925 * c-lex.c (cb_line_change): Remove old location code.
23926 (fe_file_change): Likewise.
23927 (cb_def_pragma): Likewise.
23928 (c_lex_with_flags): Likewise.
23929 * gengtype.c (do_typedef): Don't special-case location types.
23930 (define_location_structures): Remove.
23931 (main): Don't call define_location_structures.
23932 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23935 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23938 * builtins.def (BUILT_IN_STDARG_START): Remove.
23939 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23940 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23941 * tree-inline.c (inline_forbidden_p_1): Likewise.
23943 2008-02-26 Richard Guenther <rguenther@suse.de>
23945 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23946 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23947 (lookup_decl_from_uid): Declare.
23948 (remove_decl_from_map): Likewise.
23949 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23950 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23951 (decl_for_uid_map): New global hashtable mapping DECL_UID
23953 (init_ttree): Allocate it.
23954 (insert_decl_to_uid_decl_map): New helper function.
23955 (make_node_stat): Insert new decls into the map.
23956 (copy_node_stat): Likewise.
23957 (lookup_decl_from_uid): New function.
23958 (remove_decl_from_map): Likewise.
23959 (print_decl_for_uid_map_statistics): New helper.
23960 (dump_tree_statistics): Call it.
23962 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23963 (referenced_var_iterator): Adjust.
23964 (FOR_EACH_REFERENCED_VAR): Adjust.
23965 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23966 (num_referenced_vars): Adjust.
23967 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23968 (first_referenced_var): Remove.
23969 (end_referenced_vars_p): Likewise.
23970 (next_referenced_var): Likewise.
23971 (referenced_var_iterator_set): New helper function.
23972 * tree-dfa.c (referenced_var_lookup): Adjust.
23973 (referenced_var_check_and_insert): Likewise.
23974 (remove_referenced_var): Likewise.
23975 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23976 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23977 (verify_call_clobbering): Likewise.
23978 (verify_memory_partitions): Likewise.
23979 (init_tree_ssa): Allocate bitmap instead of hashtable for
23981 (delete_tree_ssa): Adjust.
23982 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23983 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23984 (compute_tag_properties): Likewise.
23985 (set_initial_properties): Likewise.
23986 (find_partition_for): Likewise.
23987 (update_reference_counts): Likewise.
23988 (dump_may_aliases_for): Likewise.
23989 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23990 (add_call_clobber_ops): Likewise.
23991 (add_call_read_ops): Likewise.
23992 (get_asm_expr_operands): Likewise.
23993 * tree-into-ssa.c (dump_decl_set): Likewise.
23994 (update_ssa): Likewise.
23995 * tree-sra.c (scan_function): Likewise.
23996 (decide_instantiations): Likewise.
23997 (scalarize_parms): Likewise.
23998 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23999 (dsa_named_for): Likewise.
24000 * tree-ssa-structalias.c (update_alias_info): Likewise.
24001 (merge_smts_into): Likewise.
24003 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24006 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24007 * c-opts.c (c_common_handle_option): Wall enables
24008 Wvolatile-register-var.
24009 * common.opt: Move Wvolatile-register-var to...
24012 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24014 * common.opt (Wlarger-than=): New.
24015 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24017 * opts.c (common_handle_option): Handle -Wlarger-than=.
24018 * optc-gen.awk: Likewise.
24019 * opth-gen.awk: Likewise.
24020 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24021 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24023 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24025 * c-common.c (match_case_to_enum_1): Add appropriate
24026 OPT_W* parameter to warning.
24027 (c_do_switch_warnings): Likewise.
24028 * c-typeck.c (warning_init): Add one more parameter following
24029 'warning' function.
24030 (push_init_level): Update call to warning_init.
24031 (pop_init_level): Likewise.
24032 (add_pending_init): Likewise.
24033 (output_init_element: Likewise.
24035 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24038 * toplev.c (toplev_main): If there are warnings or error, print
24039 errors for ignored options.
24040 * opts.c (ignored_options): New static variable.
24041 (postpone_unknown_option_error): New.
24042 (print_ignored_options): New.
24043 (handle_option): Postpone errors for unknown -Wno-* options.
24044 * opts.h (print_ignored_options): Declare.
24046 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24048 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24051 2008-02-25 Richard Guenther <rguenther@suse.de>
24054 2008-02-25 Richard Guenther <rguenther@suse.de>
24056 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24057 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24058 (lookup_decl_from_uid): Declare.
24059 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24060 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24061 (decl_for_uid_map): New global hashtable mapping DECL_UID
24063 (init_ttree): Allocate it.
24064 (insert_decl_to_uid_decl_map): New helper function.
24065 (make_node_stat): Insert new decls into the map.
24066 (copy_node_stat): Likewise.
24067 (lookup_decl_from_uid): New function.
24068 (print_decl_for_uid_map_statistics): New helper.
24069 (dump_tree_statistics): Call it.
24071 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24072 (referenced_var_iterator): Adjust.
24073 (FOR_EACH_REFERENCED_VAR): Adjust.
24074 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24075 (num_referenced_vars): Adjust.
24076 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24077 (first_referenced_var): Remove.
24078 (end_referenced_vars_p): Likewise.
24079 (next_referenced_var): Likewise.
24080 (referenced_var_iterator_set): New helper function.
24081 * tree-dfa.c (referenced_var_lookup): Adjust.
24082 (referenced_var_check_and_insert): Likewise.
24083 (remove_referenced_var): Likewise.
24084 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24085 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24086 (verify_call_clobbering): Likewise.
24087 (verify_memory_partitions): Likewise.
24088 (init_tree_ssa): Allocate bitmap instead of hashtable for
24090 (delete_tree_ssa): Adjust.
24091 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24092 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24093 (compute_tag_properties): Likewise.
24094 (set_initial_properties): Likewise.
24095 (find_partition_for): Likewise.
24096 (update_reference_counts): Likewise.
24097 (dump_may_aliases_for): Likewise.
24098 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24099 (add_call_clobber_ops): Likewise.
24100 (add_call_read_ops): Likewise.
24101 (get_asm_expr_operands): Likewise.
24102 * tree-into-ssa.c (dump_decl_set): Likewise.
24103 (update_ssa): Likewise.
24104 * tree-sra.c (scan_function): Likewise.
24105 (decide_instantiations): Likewise.
24106 (scalarize_parms): Likewise.
24107 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24108 (dsa_named_for): Likewise.
24109 * tree-ssa-structalias.c (update_alias_info): Likewise.
24110 (merge_smts_into): Likewise.
24112 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24115 * doc/invoke.texi (-fcx-limited-range): Document new option.
24116 * toplev.c (process_options): Handle -fcx-fortran-rules.
24117 * common.opt: Add documentation for -fcx-fortran-rules.
24119 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24122 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24123 actual behaviour and C99.
24125 2008-02-26 Ben Elliston <bje@au.ibm.com>
24127 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24128 (ASM_CPU_POWER6_SPEC): Likewise.
24129 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24130 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24131 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24133 2008-02-25 Richard Guenther <rguenther@suse.de>
24135 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24136 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24137 (lookup_decl_from_uid): Declare.
24138 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24139 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24140 (decl_for_uid_map): New global hashtable mapping DECL_UID
24142 (init_ttree): Allocate it.
24143 (insert_decl_to_uid_decl_map): New helper function.
24144 (make_node_stat): Insert new decls into the map.
24145 (copy_node_stat): Likewise.
24146 (lookup_decl_from_uid): New function.
24147 (print_decl_for_uid_map_statistics): New helper.
24148 (dump_tree_statistics): Call it.
24150 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24151 (referenced_var_iterator): Adjust.
24152 (FOR_EACH_REFERENCED_VAR): Adjust.
24153 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24154 (num_referenced_vars): Adjust.
24155 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24156 (first_referenced_var): Remove.
24157 (end_referenced_vars_p): Likewise.
24158 (next_referenced_var): Likewise.
24159 (referenced_var_iterator_set): New helper function.
24160 * tree-dfa.c (referenced_var_lookup): Adjust.
24161 (referenced_var_check_and_insert): Likewise.
24162 (remove_referenced_var): Likewise.
24163 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24164 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24165 (verify_call_clobbering): Likewise.
24166 (verify_memory_partitions): Likewise.
24167 (init_tree_ssa): Allocate bitmap instead of hashtable for
24169 (delete_tree_ssa): Adjust.
24170 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24171 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24172 (compute_tag_properties): Likewise.
24173 (set_initial_properties): Likewise.
24174 (find_partition_for): Likewise.
24175 (update_reference_counts): Likewise.
24176 (dump_may_aliases_for): Likewise.
24177 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24178 (add_call_clobber_ops): Likewise.
24179 (add_call_read_ops): Likewise.
24180 (get_asm_expr_operands): Likewise.
24181 * tree-into-ssa.c (dump_decl_set): Likewise.
24182 (update_ssa): Likewise.
24183 * tree-sra.c (scan_function): Likewise.
24184 (decide_instantiations): Likewise.
24185 (scalarize_parms): Likewise.
24186 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24187 (dsa_named_for): Likewise.
24188 * tree-ssa-structalias.c (update_alias_info): Likewise.
24189 (merge_smts_into): Likewise.
24191 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24194 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24195 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24196 * alias.h (nonoverlapping_memrefs_p): Likewise.
24198 2008-02-25 Jan Beulich <jbeulich@novell.com>
24200 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24201 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24202 __emultls_get_address, __emultls_register_common,
24203 __floatundi?f, and _Unwind_GetIPInfo.
24204 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24205 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24206 (gen_regparm_prefix): Likewise.
24207 (i386_nlm_encode_section_info): Sync with
24208 config/i386/winnt.c:i386_pe_encode_section_info().
24209 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24210 i386_nlm_mangle_decl_assembler_name): New.
24211 (netware_override_options): New.
24212 * config/i386/netware.h (netware_override_options): Declare.
24213 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24214 (i386_nlm_mangle_decl_assembler_name): Declare.
24215 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24217 2008-02-25 Ben Elliston <bje@au.ibm.com>
24220 * c-decl.c (grokdeclarator): Remove unused local variables
24221 `typedef_type' and `type_as_written'.
24223 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24224 unused local variable `has_hot_blocks'.
24225 (fix_crossing_conditional_branches): Remove unused local variable
24228 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24230 PR middle-end/19984
24231 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24232 using DEF_C99_BUILTIN.
24233 (BUILT_IN_NANF): Ditto.
24234 (BUILT_IN_NANL): Ditto.
24236 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24237 Revital Eres <eres@il.ibm.com>
24239 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24240 regarding the order of two dependent insns in the same row.
24242 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24244 * stor-layout.c (layout_decl): Do not bump the alignment of a
24245 bit-field to more than byte alignment if it is packed.
24247 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24249 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24252 2008-02-24 Diego Novillo <dnovillo@google.com>
24254 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24257 * tree-vrp.c (vrp_evaluate_conditional): With
24258 -Wtype-limits, emit a warning when comparing against a
24259 constant outside the natural range of OP0's type.
24260 * c.opt (Wtype-limits): Move ...
24261 * common.opt (Wtype-limits): ... here.
24263 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24265 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24266 * config/rs6000/e300c2c3.md: New file.
24267 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24269 (rs6000_override_options): Add e300c2 and e300c3 cases to
24270 processor_target_table. Do not allow usage of Altivec or Spe
24271 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24272 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24273 * config/rs6000/rs6000.h (processor_type): Add
24274 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24275 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24276 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24277 and ppce300c3. Include e300c2c3.md.
24279 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24281 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24282 instead of TARGET_STRICT_ALIGN.
24284 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24286 * explow.c (memory_address): Assert that the generated address is
24289 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24292 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24293 * config/darwin-ppc-ldouble-patch.def: New file.
24294 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24295 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24296 SUBTARGET_INIT_BUILTINS if defined.
24297 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24300 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24303 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24304 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24306 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24309 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24310 file" warning condtional on -Winvalid-PCH.
24312 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24314 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24316 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24320 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24321 prevent reload from using MMX registers.
24322 (*mov<mode>_internal): Ditto.
24323 (*movv2sf_internal_rex64): Ditto.
24324 (*movv2sf_internal): Ditto.
24326 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24328 PR documentation/31569
24329 * doc/install.texi2html: Use makeinfo --no-number-sections.
24331 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24333 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24334 ensure that we can address an entire entity > 8 bytes. Don't
24335 generate reg+reg addressing for such data.
24337 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24339 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24340 strings when optimizing for size, unless the target cares about
24343 2008-02-22 Tom Tromey <tromey@redhat.com>
24345 * regclass.c (current_pass): Remove declaration.
24347 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24349 * config/avr/libgcc.S (__RAMPZ__): Define.
24350 (__do_copy_data): Add for devices with 128KB code memory.
24352 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24354 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24356 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24358 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24360 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24363 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24366 * c-typeck.c (build_binary_op): Warn about floating point
24367 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24369 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24372 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24373 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24375 (rs6000_override_options): Set altivec_abi as default, not override,
24376 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24377 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24378 is used; use new member spe_abi.
24379 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24380 spe_abi and altivec_abi.
24382 2008-02-22 Tomas Bily <tbily@suse.cz>
24384 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24386 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24389 * config.build (build_file_translate): Set to `CMD //c' only if
24391 * Makefile.in (build_file_translate): Improve comment.
24393 2008-02-21 Jan Hubicka <jh@suse.cz>
24395 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24396 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24397 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24399 2008-02-21 Michael Matz <matz@suse.de>
24402 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24404 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24406 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24407 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24408 as insn constraint.
24409 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24410 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24411 SSE_VEC_FLOAT_MODE_P as insn constraint.
24412 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24413 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24414 sse4a_movntdf using MODEF mode iterator.
24415 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24416 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24417 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24418 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24419 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24420 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24421 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24423 2008-02-21 Richard Guenther <rguenther@suse.de>
24425 * tree.def (PAREN_EXPR): New tree code.
24426 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24428 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24429 * expr.c (expand_expr_real_1): Likewise.
24430 * tree-inline.c (estimate_num_insns_1): Likewise.
24431 * tree-complex.c (expand_complex_move): Likewise.
24432 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24435 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24438 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24440 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24443 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24445 * config/sh/sh.c (find_barrier): Don't go past
24446 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24448 2008-02-20 DJ Delorie <dj@redhat.com>
24450 * config/h8300/h8300.md (insv): Force source operand to be a register.
24452 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24453 as a jump, not as a plain insn.
24455 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24457 * doc/invoke.texi (Warning Options): Add new option
24458 -Wframe-larger-than=.
24459 (-Wframe-larger-than): Document.
24461 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24462 Add declarations for new option variables.
24464 * final.c (final_start_function): Check the frame size
24465 before emission and issue a Wframe-larger-than warning.
24467 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24468 Add definitions for new option variables.
24469 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24471 * common.opt (Wframe-larger-than=): New option.
24473 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24475 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24476 (<sse>_div<mode>3): Ditto.
24477 (<sse>_vmdiv<mode>3): Ditto.
24478 (<sse>_vmsqrt<mode>2): Ditto.
24479 (*smax<mode>3): Ditto.
24480 (sse5_frcz<mode>2): Ditto.
24481 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24482 as insn constraint.
24484 2008-02-20 Richard Guenther <rguenther@suse.de>
24486 PR middle-end/35265
24487 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24488 be happy with INTEGRAL_TYPE_P.
24490 2008-02-20 Richard Guenther <rguenther@suse.de>
24492 * fold-const.c (split_tree): Associate floatig-point expressions
24493 if flag_associative_math is set.
24495 2008-02-20 Richard Guenther <rguenther@suse.de>
24497 * tree.h (fold_real_zero_addition_p): Declare.
24498 * fold-const.c (fold_real_zero_addition_p): Export.
24499 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24500 floating-point operations with zero and one.
24502 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24504 * doc/install.texi: Correct references to CFLAGS, replacing them
24505 with BOOT_CFLAGS. Document flags used during bootstrap for
24508 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24510 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24511 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24512 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24514 (smin<mode>3): Ditto from similar patterns.
24515 (smax<mode>3): Ditto.
24516 (*ieee_smin<mode>3): Ditto.
24517 (*ieee_smax<mode>3): Ditto.
24518 * config/i386/sse.md (sse): New mode attribute.
24519 (mov<mode>): Macroize expander from movv4sf and movv2df using
24520 SSEMODEF2P mode iterator.
24521 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24522 SSE_VEC_FLOAT_MODE_P as insn constraint.
24523 (storent<mode>): Ditto.
24524 (storent<mode>): Macroize expander from storentsf and storentdf using
24525 MODEF mode iterator.
24526 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24527 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24528 (abs<mode>2): Ditto from similar patterns.
24529 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24530 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24531 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24532 (<sse>_vmsqrt<mode>2): Ditto.
24533 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24534 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24535 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24536 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24537 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24538 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24539 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24541 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24542 iterator and SSE_FLOAT_MODE_P as insn constraint.
24543 (<sse>_ucomi): Ditto from similar patterns.
24544 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24545 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24546 SSE_VEC_FLOAT_MODE_P as insn constraint.
24547 (vcond<mode>): Ditto from similar patterns.
24548 (and<mode>3, *and<mode>3): Ditto.
24549 (<sse>_nand<mode>3): Ditto.
24550 (ior<mode>3, *ior<mode>3): Ditto.
24551 (xor<mode>3, *xor<mode>3): Ditto.
24552 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24553 iterator and SSE_FLOAT_MODE_P as insn constraint.
24554 (*nand<mode>3): Ditto from similar patterns.
24555 (*ior<mode>3): Ditto.
24556 (*xor<mode>3): Ditto.
24558 2008-02-20 Ira Rosen <irar@il.ibm.com>
24560 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24561 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24562 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24564 2008-02-19 Jan Hubicka <jh@suse.cz>
24566 * predict.c (tree_bb_level_predictions): Remove variable next
24567 mistakely introduced by previous commit.
24569 2008-02-19 Jan Hubicka <jh@suse.cz>
24571 * predict.c (predict_paths_leading_to): Rewrite.
24572 (predict_paths_for_bb): New.
24573 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24575 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24578 * Makefile.in (build_file_translate): New.
24579 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24580 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24581 * configure.ac (build_file_translate): Substitute it.
24582 * configure: Regenerate.
24584 2008-02-19 Jan Hubicka <jh@suse.cz>
24586 PR rtl-optimization/34408
24587 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24590 2008-02-19 Jan Hubicka <jh@suse.cz>
24592 PR middle-end/28779
24593 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24596 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24599 * config/i386/i386-modes.def: Revert the last DI alignment
24600 change until Ada people can look into it.
24602 2008-02-19 Nick Clifton <nickc@redhat.com>
24604 * opts.c (print_specific_help): Fix typo in --help text.
24606 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24609 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24610 32-bit inline asm without asm alternatives for host GCC < 3.0.
24612 2008-02-19 Richard Guenther <rguenther@suse.de>
24614 PR tree-optimization/34989
24615 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24616 Allow propagation to INDIRECT_REF if we can simplify only.
24618 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24620 * c-common.c (warn_for_collisions_1): Use appropriate option when
24623 2008-02-19 Nick Clifton <nickc@redhat.com>
24626 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24627 (handle_options): Fix indentation.
24628 (print_filtered_help): If no language-specific options were
24629 displayed tell the user how to list all the options supported by
24630 the language's front-end.
24631 (print_specific_help): Fix indentation and remove duplicate line.
24632 (common_handle_option): Handle the -v option.
24633 For --help enable the display of undocumented options if the -v
24634 switch has been included on the command line.
24635 For --help= check for overlaps in the arguments between the option
24636 classes and the language names and issue a warning when they
24637 cannot be disambiguated.
24638 * c.opt (v): Pass on to the common option handler.
24640 2008-02-19 Revital Eres <eres@il.ibm.com>
24642 * modulo-sched.c (sms_schedule): Change dump message when
24643 create_ddg function fails.
24644 (try_scheduling_node_in_cycle): Rename row to cycle.
24645 (print_partial_schedule): Rename CYCLE to ROW.
24647 2008-02-19 Christian Bruel <christian.bruel@st.com>
24648 Zdenek Dvorak <ook@ucw.cz>
24650 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24652 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24655 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24656 (*x86_movdicc_0_m1_se): Ditto.
24658 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24660 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24661 (CMPtype): Define as __gcc_CMPtype.
24662 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24663 (CMPtype): Define as __gcc_CMPtype.
24665 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24667 Support valgrind 3.3 for --enable-checking=valgrind.
24668 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24670 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24671 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24672 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24673 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24674 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24675 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24676 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24678 * ggc-zone.c: Similar.
24679 * ggc-page.c: Similar.
24681 2008-02-19 Paul Brook <paul@codesourcery.com>
24684 * config/arm/ieee754-df.S: Fix do_it typo.
24685 * config/arm/ieee754-sf.S: Fix do_it typo.
24687 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24690 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24691 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24692 (OPTION_MASK_ISA_SSE_SET): Likewise.
24693 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24694 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24695 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24696 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24697 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24698 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24699 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24700 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24701 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24702 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24703 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24704 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24705 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24706 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24707 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24708 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24709 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24710 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24711 (OPTION_MASK_ISA_SSE4): Removed.
24712 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24713 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24714 (override_options): Don't turn on implied SSE/MMX bits in
24717 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24719 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24722 2008-02-18 Joey Ye <joey.ye@intel.com>
24724 PR middle-end/34921
24725 * tree-nested.c (insert_field_into_struct): Set type alignment
24726 to field alignment if the former is less than the latter.
24728 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24730 * BASE-VER: Set to 4.4.0.
24732 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24734 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24735 * doc/cfg.texi: Likewise.
24736 * doc/extend.texi: Likewise.
24737 * doc/gty.texi: Likewise.
24738 * doc/invoke.texi: Likewise.
24739 * doc/loop.texi: Likewise.
24740 * doc/md.texi: Likewise.
24741 * doc/passes.texi: Likewise.
24742 * doc/rtl.texi: Likewise.
24743 * doc/sourcebuild.texi: Likewise.
24744 * doc/tm.texi: Likewise.
24745 * doc/tree-ssa.texi: Likewise.
24747 2008-02-17 Richard Guenther <rguenther@suse.de>
24749 PR middle-end/35227
24750 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24751 without default definition.
24753 2008-02-17 Richard Guenther <rguenther@suse.de>
24755 PR tree-optimization/35231
24756 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24759 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24762 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24763 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24764 libgcc_cmp_return mode.
24766 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24769 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24771 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24773 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24776 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24778 * doc/c-tree.texi: Use `@.' where appropriate.
24779 * doc/extend.texi: Likewise.
24780 * doc/install.texi: Likewise.
24781 * doc/invoke.texi: Likewise.
24782 * doc/loop.texi: Likewise.
24783 * doc/makefile.texi: Likewise.
24784 * doc/md.texi: Likewise.
24785 * doc/passes.texi: Likewise.
24786 * doc/standards.texi: Likewise.
24787 * doc/tm.texi: Likewise.
24789 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24791 PR middle-end/35196
24792 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24794 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24795 rather than in entry_bb.
24797 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24799 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24800 libgcc_cmp_return mode.
24802 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24804 PR middle-end/35130
24805 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24806 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24808 2008-02-15 Richard Guenther <rguenther@suse.de>
24809 Zdenek Dvorak <ook@ucw.cz>
24811 PR tree-optimization/35164
24812 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24813 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24814 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24815 Only propagate addresses which do not have abnormal SSA_NAMEs
24818 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24821 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24823 2008-02-15 Jan Hubicka <jh@suse.cz>
24825 PR middle-end/35149
24826 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24828 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24830 PR middle-end/34621
24831 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24832 when calculating alignment_pad.
24834 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24836 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24837 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24838 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24839 and STACK_BOUNDARY define.
24841 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24843 PR preprocessor/35061
24844 * c-pragma.c (handle_pragma_pop_macro): Check that
24845 pushed_macro_table has been allocated.
24847 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24849 PR middle-end/35136
24850 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24851 (force_gimple_operand): Likewise.
24852 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24853 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24854 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24855 (find_interesting_uses_address): Check addressability and alignment
24856 of the base expression only after substituting bases of IVs into it.
24858 2008-02-14 Michael Matz <matz@suse.de>
24861 * function.c (instantiate_virtual_regs_in_insn): Reload address
24862 before falling back to reloading the whole operand.
24864 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24866 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24867 before the first section switch note.
24869 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24871 * doc/bugreport.texi: Update copyright years.
24872 * doc/c-tree.texi: Likewise.
24873 * doc/cfg.texi: Likewise.
24874 * doc/cpp.texi: Likewise.
24875 * doc/cppinternals.texi: Likewise.
24876 * doc/fragments.texi: Likewise.
24877 * doc/frontends.texi: Likewise.
24878 * doc/gcc.texi: Likewise.
24879 * doc/gty.texi: Likewise.
24880 * doc/hostconfig.texi: Likewise.
24881 * doc/implement-c.texi: Likewise.
24882 * doc/libgcc.texi: Likewise.
24883 * doc/loop.texi: Likewise.
24884 * doc/makefile.texi: Likewise.
24885 * doc/options.texi: Likewise.
24886 * doc/passes.texi: Likewise.
24887 * doc/rtl.texi: Likewise.
24888 * doc/sourcebuild.texi: Likewise.
24889 * doc/standards.texi: Likewise.
24890 * doc/tree-ssa.texi: Likewise.
24891 * doc/trouble.texi: Likewise.
24893 * doc/extend.texi: Use @: or add comma where appropriate.
24894 * doc/invoke.texi: Likewise.
24895 * doc/tm.texi: Likewise.
24897 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24900 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24903 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24905 * doc/md.texi (clz, ctz): Add reference.
24906 * doc/rtl.texi (clz, ctz): Likewise.
24908 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24911 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24914 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24916 * config/s390/s390.c (struct constant_pool): New field
24917 emit_pool_after added.
24918 (s390_mainpool_start): Set the emit_pool_after flag according
24919 to the section switch notes.
24920 (s390_mainpool_finish): Consider emit_pool_after when emitting
24921 the literal pool at the end of the function.
24922 (s390_chunkify_start): Force literal pool splits at section
24925 2008-02-13 Michael Matz <matz@suse.de>
24928 * var-tracking.c (clobber_variable_part): Correctly traverse the
24931 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24934 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24935 Add -fdump-ipa-inline.
24936 * tree-dump.c (dump_files): Remove tree-inlined dump.
24937 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24939 2008-02-12 Richard Guenther <rguenther@suse.de>
24941 PR tree-optimization/35171
24942 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24945 2008-02-12 Richard Guenther <rguenther@suse.de>
24947 PR middle-end/35163
24948 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24949 value-preserving mode. Disallow final truncation.
24951 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24953 PR middle-end/35136
24954 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24955 code from here to...
24956 (force_gimple_operand): ...here.
24958 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24961 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24962 non-compatible pointers.
24963 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24964 different FIELD_DECLs, try harder by comparing field offsets, sizes
24967 PR inline-asm/35160
24968 * function.c (match_asm_constraints_1): Don't replace the same input
24971 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24973 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24974 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24975 (expand_epilogue): Restore RAMPZ register.
24976 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24978 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24980 * config/i386/cygwin.asm: (__alloca): Correct calling
24981 convention and alignment.
24982 (__chkstk): Force 8 byte stack alignment.
24984 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24985 Richard Guenther <rguenther@suse.de>
24987 PR tree-optimization/33992
24988 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24989 the zero we compare against.
24991 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24993 PR libfortran/35063
24994 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24995 to CloseHandle after unlocking to prevent accumulation of handle
24998 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25000 PR middle_end/34150
25001 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25002 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25003 and update LABEL_NUSES during and after reload.
25005 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25007 PR middle-end/34627
25008 * combine.c (simplify_if_then_else): Make sure the comparison is
25009 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25011 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25014 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25015 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25016 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25017 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25018 * tree.h (get_type_static_bounds): Likewise.
25020 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25022 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25023 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25024 Make -Wfoo language annotations match what the compiler outputs.
25026 2008-02-08 Sa Liu <saliu@de.ibm.com>
25028 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25029 intrinsics spu_convts, spu_convtu, spu_convtf.
25031 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25033 * doc/extend.texi (Function Attributes) <noinline>: Mention
25034 asm ("") as method to keep calls.
25036 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25039 * doc/options.texi (Options): Replace references to opts.sh with
25041 * opts-common.c: Likewise.
25042 * optc-gen.awk: Likewise.
25044 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25046 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25048 2008-02-07 Richard Henderson <rth@redhat.com>
25051 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25052 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25055 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25057 PR tree-optimization/35085
25058 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25059 for operand entry oe2 in addition to operand entry oe3 in order to
25060 expose more opportunities for vectorizer sum reduction.
25062 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25065 * Makefile.in (LIBS): Remove $(GMPLIBS).
25066 (cc1-dummy, cc1): Add $(GMPLIBS).
25068 2008-02-06 Jan Hubicka <jh@suse.cz>
25071 * i386.md (moddf_integer): Do not produce partial memory stalls for
25072 targets where it hurts.
25074 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25077 * optabs.c (expand_float): Do not check for decimal modes when
25078 expanding unsigned integer through signed conversion.
25080 2008-02-06 Nick Clifton <nickc@redhat.com>
25082 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25083 inside the clobber with a match_operand and duplicated operand
25084 number in the constraint.
25085 (ineqbranchsi): Delete redundant comment.
25087 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25089 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25090 builtin_define ("__USE_INIT_FINI__").
25091 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25093 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25095 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25097 PR documentation/30330
25098 * doc/invoke.texi (C++ Dialect Options)
25099 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25100 For each warning option -Wfoo that allows -Wno-foo, ensure both
25101 -Wfoo and -Wno-foo are listed in the option index. Fix index
25102 entry of -Wswitch-default, index -Wnormalized= including the
25103 `=', and -Wlarger-than-@var{len} including @var{len}.
25105 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25107 * config/i386/i386.md (floatunssisf2): Use
25108 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25109 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25110 Macroize expander using MODEF mode iterator.
25112 2008-02-05 Diego Novillo <dnovillo@google.com>
25114 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25117 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25119 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25122 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25124 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25127 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25128 to indicate if a message should be generated.
25129 (init_cumulative_args): Updated.
25130 (function_value_32): Likewise.
25132 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25134 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25136 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25139 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25140 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25142 2008-02-04 Diego Novillo <dnovillo@google.com>
25144 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25147 * tree-vrp.c (vrp_evaluate_conditional): With
25148 -Wtype-limits, emit a warning when comparing against a
25149 constant outside the natural range of OP0's type.
25151 2008-02-04 Richard Guenther <rguenther@suse.de>
25153 PR middle-end/33631
25154 * expr.c (count_type_elements): Give for unions instead of
25157 2008-02-04 Richard Guenther <rguenther@suse.de>
25159 PR middle-end/35043
25160 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25161 to TYPE_DOMAINs base type instead of using bitsizetype here.
25163 2008-02-03 Jason Merrill <jason@redhat.com>
25165 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25167 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25170 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25171 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25172 (RS/6000 and PowerPC Options): Fix typos and markup.
25173 * doc/passes.texi (Tree-SSA passes): Likewise.
25175 2008-02-02 Michael Matz <matz@suse.de>
25178 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25179 from record_last_reg_set_info.
25180 (record_last_reg_set_info): Take an RTX argument, iterate over all
25181 constituent hardregs.
25182 (record_last_set_info, record_opr_changes): Change calls to
25183 new signature or to record_last_reg_set_info_regno.
25185 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25187 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25189 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25191 PR rtl-optimization/34773
25192 * reg-notes.def (EQUAL): Mention significance of combination of
25193 REG_EQUAL and REG_RETVAL.
25194 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25195 insn that has a REG_RETVAL.
25197 2008-02-01 Roger Sayle <roger@eyesopen.com>
25200 * configure.ac (--enable-fixed-point): Disable unless explicitly
25202 * configure: Regenerate.
25204 2008-02-01 Richard Guenther <rguenther@suse.de>
25207 * invoke.texi (-finline-limit): Remove no longer true parts
25208 of the documentation. Note that there is no default value.
25210 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25211 Mark Mitchell <mark@codesourcery.com>
25212 Ben Elliston <bje@au.ibm.com>
25215 * doc/extend.texi (Other Builtins): Document.
25217 2008-01-31 Tom Browder <tom.browder@gmail.com>
25219 * doc/c-tree.texi (Types): Fix grammar.
25220 (Expression trees): Ditto.
25221 * doc/passes.texi (Tree-SSA passes): Ditto.
25223 * doc/configterms.texi (Configure Terms): Fix typo.
25224 * doc/cpp.texi (Common Predefined Macros): Ditto.
25225 * doc/md.texi (Machine Constraints): Ditto.
25227 * doc/makefile.texi (Makefile): Add comma.
25229 2008-01-31 Tom Browder <tom.browder@gmail.com>
25230 Gerald Pfeifer <gerald@pfeifer.com>
25232 * doc/sourcebuild.texi (Front End): Remove references to CVS
25233 and CVSROOT/modules.
25234 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25235 (Back End): Remove reference to CVS.
25237 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25240 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25242 (mips16_gp_pseudo_reg): ...here.
25243 * config/mips/mips.md (load_const_gp): Replace with...
25244 (load_const_gp_<mode>): ...this :P-based insn.
25246 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25248 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25249 options. Minor fixes.
25250 (-std): Move reference to standards closer to where language
25251 standards are first mentioned.
25253 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25255 PR rtl-optimization/34995
25256 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25257 parameter and return a bool. If the rtx parameter is nonnull,
25258 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25259 (find_reloads): Update call accordingly. Pass the new operand
25260 if it needed no address reloads, otherwise pass null.
25262 2008-01-30 Richard Henderson <rth@redhat.com>
25265 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25266 for unbounded arrays.
25268 2008-01-30 Silvius Rus <rus@google.com>
25270 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25272 2008-01-30 Jan Hubicka <jh@suse.cz>
25275 * i386.c (init_cumulative_args): Use real function declaration when
25278 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25280 PR rtl-optimization/34998
25281 * global.c (build_insn_chain): Treat non-subreg_lowpart
25282 SUBREGs of pseudos as clobbering all the words covered by the
25283 SUBREG, not just all the bytes.
25284 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25285 original df_ref rather than an extract parameter.
25286 (global_conflicts): Update call accordingly.
25288 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25290 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25291 the overflow check to make it easier to read.
25292 (__fixtfdi): Change the type of the ll member in union
25293 long_double to UDItype_x.
25295 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25297 PR middle-end/34969
25298 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25299 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25300 * tree-inline.c (fold_marked_statements): Call
25301 cgraph_update_edges_for_call_stmt if folding a call statement.
25302 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25303 debug_generic_stmt calls, reset it back afterwards.
25306 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25308 * c-typeck.c (build_external_ref): Don't pedwarn about
25309 static vars in current function's scope.
25311 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25313 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25315 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25318 * ipa-struct-reorg.c: Fix spelling.
25319 * params.def: Ditto.
25321 2008-01-29 Richard Guenther <rguenther@suse.de>
25323 PR middle-end/35006
25324 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25326 * tree-inline.c (remap_type): Increment remapping_type_depth
25327 around remapping types.
25328 (copy_body_r): Only add referenced variables if they are referenced
25329 from code, not types.
25331 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25342 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25343 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25345 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25348 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25349 pointer for tiny stack.
25351 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25353 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25355 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25357 * config/vx-common.h: Fix typo in comment.
25359 2008-01-28 Ian Lance Taylor <iant@google.com>
25363 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25364 coalesce pointers if they have different DECL_NO_TBAA_P values.
25365 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25366 between variables with different DECL_NO_TBAA_P values.
25368 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25371 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25372 are not legitimate small data references on SPE targets.
25374 2008-01-28 David Daney <ddaney@avtrex.com>
25376 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25378 2008-01-28 David Daney <ddaney@avtrex.com>
25380 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25382 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25384 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25385 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25386 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25387 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25388 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25389 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25390 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25391 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25393 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25395 * basic-block.h (condjump_equiv_p): Fix comment.
25397 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25399 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25400 print_generic_stmt_indented): Fix comment.
25402 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25404 * configure.ac (__stack_chk_fail): Add detecion for availability
25405 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25406 * configure: Regenerate.
25408 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25410 PR middle-end/34688
25411 * final.c (output_addr_const): Handle TRUNCATE.
25413 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25416 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25417 (zero_cost, infinite_cost): New constants.
25418 (struct cost_pair): Change type of cost to comp_cost.
25419 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25420 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25422 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25423 split_address_cost, ptr_difference_cost, difference_cost,
25424 get_computation_cost_at, get_computation_cost,
25425 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25426 determine_use_iv_cost_condition, determine_use_iv_costs,
25427 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25428 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25429 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25430 Change type of cost to comp_cost.
25431 (determine_iv_cost): Increase cost of non-original ivs, instead
25432 of decreasing the cost of original ones.
25433 (get_address_cost): Indicate the complexity of the addressing mode
25435 (try_add_cand_for): Prefer using ivs not specific to some object.
25436 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25438 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25439 Janis Johnson <janis187@us.ibm.com>
25442 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25443 (TARGET_INSTANTIATE_DECLS): Likewise.
25444 * target.h (expand_to_rtl_hook): New target hook.
25445 (instantiate_decls): Likewise.
25446 * function.c (instantiate_decl): Make non-static. Rename to...
25447 (instantiate_decl_rtl): ... this.
25448 (instantiate_expr): Use instantiate_decl_rtl.
25449 (instantiate_decls_1): Likewise.
25450 (instantiate_decls): Likewise.
25451 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25452 * function.h (instantiate_decl_rtl): Add prototype.
25453 * cfgexpand.c (target.h): New include.
25454 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25455 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25456 (TARGET_INSTANTIATE_DECLS): Likewise.
25457 (TARGET_INITIALIZER): New target hooks added.
25458 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25460 * config/rs6000/rs6000.c (tree-flow.h): New include.
25461 (machine_function): Add sdmode_stack_slot field.
25462 (rs6000_alloc_sdmode_stack_slot): New function.
25463 (rs6000_instantiate_decls): Likewise.
25464 (rs6000_secondary_memory_needed_rtx): Likewise.
25465 (rs6000_check_sdmode): Likewise.
25466 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25467 (TARGET_INSTANTIATE_DECLS): Likewise.
25468 (rs6000_hard_regno_mode_ok): Allow SDmode.
25469 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25470 (rs6000_emit_move): Handle SDmode.
25471 (function_arg_advance): Likewise.
25472 (function_arg): Likewise.
25473 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25474 SDmode var args for 32-bit compiles.
25475 (rs6000_secondary_reload_class): Handle SDmode.
25476 (rs6000_output_function_epilogue): Likewise.
25477 (rs6000_function_value): Simplify if statement.
25478 (rs6000_libcall_value): Likewise.
25479 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25480 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25481 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25482 (movsd_hardfloat): New define_insn.
25483 (movsd_softfloat): Likewise.
25484 (movsd_store): Likewise.
25485 (movsd_load): Likewise.
25486 (extendsddd2): Likewise.
25487 (extendsdtd2): Likewise.
25488 (truncddsd2): Likewise.
25489 (movdd_hardfloat64): Fixup comment.
25490 (UNSPEC_MOVSD_LOAD): New constant.
25491 (UNSPEC_MOVSD_STORE): Likewise.
25493 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25496 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25498 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25499 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25500 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25501 and TRUTH_XOR_EXPR.
25503 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25506 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25507 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25508 __LONGDOUBLE128 too.
25509 * config/rs6000/aix61.h: New file.
25511 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25513 PR rtl-optimization/34959
25514 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25515 popcount and parity rtxes the same mode as their operand.
25516 Truncate or extend the result to the return value's mode
25519 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25522 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25523 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25524 to GOT_VERSION_REGNUM.
25525 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25526 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25527 * config/mips/mips.c (mips_emit_call_insn): New function.
25528 (mips_call_tls_get_addr): Call mips_expand_call directly.
25529 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25531 (mips16_build_call_stub): Likewise. Return the call insn or null.
25532 (mips_expand_call): Update the call to mips16_build_call_stub
25533 accordingly and a remove redundant condition. Assert that MIPS16
25534 stubs do not use lazy binding. Use mips_emit_call_insn and return
25536 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25538 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25539 (mips_avoid_hazard): Remove hazard_set handling.
25540 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25541 (UNSPEC_RESTORE_GP): ...this.
25542 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25543 (FAKE_CALL_REGNO): Rename to...
25544 (GOT_VERSION_REGNUM): ...this.
25545 (type): Add "ghost" value. Add an associated insn reservation.
25546 (hazard_set): Remove.
25547 (exception_receiver): Rename to...
25548 (restore_gp): ...this and update the unspec identifier accordingly.
25549 (exception_receiver, nonlocal_got_receiver): New expanders.
25550 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25551 FAKE_CALL_REGNO. Remove hazard_set attribute.
25552 (set_got_version, update_got_version): New patterns.
25554 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25557 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25559 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25562 * doc/install.texi2html: Generate gcc-vers.texi.
25564 2008-01-25 DJ Delorie <dj@redhat.com>
25566 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25568 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25570 * config/c4x: Remove directory.
25571 * config.gcc (crx-*, mt-*): Mark obsolete.
25572 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25573 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25574 sh-*-rtemscoff*): Remove cases.
25575 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25576 * real.c (encode_c4x_single, decode_c4x_single,
25577 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25578 c4x_extended_format): Remove.
25579 * real.h (c4x_single_format, c4x_extended_format): Remove.
25580 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25582 (Pragmas): Remove comment about c4x pragmas.
25583 * doc/install.texi (c4x): Remove target-specific instructions.
25584 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25585 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25586 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25587 refer to C4x source files as examples.
25588 (C4X_FLOAT_FORMAT): Remove documentation.
25590 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25592 * config/bfin/bfin.c (override_options): Reorder tests so that
25593 flag_pic gets enabled for -msep-data.
25595 2008-01-25 Richard Guenther <rguenther@suse.de>
25597 PR middle-end/32244
25598 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25599 to its bitfield precision if required.
25601 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25603 PR middle-end/33880
25604 * tree-nested.c (walk_omp_for): New function.
25605 (convert_nonlocal_reference, convert_local_reference): Call
25606 walk_omp_for on OMP_FOR.
25607 (convert_call_expr): Call walk_body on OMP_FOR's
25608 OMP_FOR_PRE_INIT_BODY.
25610 2008-01-25 Richard Guenther <rguenther@suse.de>
25612 PR tree-optimization/34966
25613 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25614 default defs and PHI_NODEs we have to insert after the
25615 defining statement.
25617 2008-01-24 Nick Clifton <nickc@redhat.com>
25619 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25620 Provide a default definition.
25621 (LIBGCC2_UNITS_PER_WORD): Likewise.
25623 * config/stormy16/stormy16.c: Include df.h for the prototype
25624 for df_regs_ever_live_p.
25625 (xstormy16_expand_builtin_va_start): Convert the stack offset
25626 into a component_ref and then use POINTER_PLUS_EXPR to add it
25627 to the incoming_virtual_args_rtx.
25628 (xstormy16_gimplify_va_arg_expr): Rename to
25629 xstormy16_gimplify_va_arg_expr.
25630 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25631 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25632 xstormy16_gimplify_va_arg_expr.
25633 Fix up some formatting issues.
25635 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25636 Move to predicates.md.
25637 (xs_hi_general_operand): Likewise.
25638 (xs_hi_nonmemory_operand): Likewise.
25639 * config/stormy16/predicates.md:
25640 (xstormy16_carry_plus_operand): New predicate.
25641 (xs_hi_general_operand): New predicate.
25642 (xs_hi_nonmemory_operand): New predicate.
25643 * config/stormy16/stormy16-protos.h:
25644 (xstormy16_carry_plus_operand): Delete prototype.
25645 (xs_hi_general_operand): Likewise.
25646 (xs_hi_nonmemory_operand): Likewise.
25648 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25649 modifiers as they are no longer needed and they can trigger
25650 reload spill failures.
25652 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25653 with a match_operand in order to help reload.
25655 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25656 constraint with 'e' for the 8th alternative as this version of
25657 the mov.w instruction only accepts the lower 8 registers.
25659 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25662 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25663 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25666 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25668 PR middle-end/33333
25669 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25671 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25673 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25675 (remove_structure): Update allocations list before removing structure.
25677 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25679 * ipa-struct-reorg.c (is_safe_cond_expr,
25680 create_new_stmts_for_cond_expr): Use integer_zerop function,
25681 that recognize not only zero-pointer, but zero-integer too.
25683 2008-01-25 Ben Elliston <bje@au.ibm.com>
25686 * fixproto: Escape "." in sed expression that strips leading "./".
25688 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25691 * gcc.c (SWITCH_OK): Removed.
25692 (SWITCH_LIVE): Changed to bit.
25693 (SWITCH_FALSE): Likewise.
25694 (SWITCH_IGNORE): Likewise.
25695 (switchstr): Change live_cond to unsigned int.
25696 (process_command): Replace SWITCH_OK with 0.
25697 (do_self_spec): Likewise.
25698 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25699 (give_switch): Likewise.
25700 (used_arg): Likewise.
25701 (do_spec_1): Set the SWITCH_IGNORE bit.
25702 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25703 bits. Set the SWITCH_LIVE bit.
25705 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25707 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25709 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25711 PR tree-optimization/34472
25712 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25713 parameter to a "bool *" and set *DATA to false if there is
25714 an unsafe access. Do not delete the structure here.
25715 (check_cond_exprs): Delete it here instead.
25716 (check_cond_exprs, exclude_cold_structs): Do not increase
25717 I when removing a structure.
25719 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25722 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25723 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25725 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25727 PR middle-end/34934
25728 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25729 a fixed vector for stack.
25731 2008-01-24 Ben Elliston <bje@au.ibm.com>
25734 * doc/gcc.texi (Software development): Add a direntry for g++.
25736 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25738 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25739 stale and straggling -fforce-addr comments above.
25741 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25743 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25744 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25746 2008-01-23 Michael Matz <matz@suse.de>
25749 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25752 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25754 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25755 malloc result type.
25757 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25759 * config/avr/avr.c (avr_current_arch): New variable.
25760 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25761 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25762 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25763 (avr_override_options): Init 'avr_current_arch'.
25764 (base_arch_s): Move from here...
25765 * config/avr/avr.h (base_arch_s): ... here. Add new members
25766 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25767 'mega' to 'have_jmp_call'.
25768 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25769 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25771 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25773 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25774 MULTILIB_MATCHES): Ditto.
25776 2008-01-23 Richard Guenther <rguenther@suse.de>
25778 PR middle-end/31529
25779 * cgraphunit.c (cgraph_reset_node): Always mark the node
25780 not reachable if it is not queued already.
25782 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25784 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25785 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25786 (cputype_selected): New static variable.
25787 (bfin_handle_option): Set it if -mcpu is used.
25788 (override_option): Select default set of workarounds if no cpu type
25789 selected on the command line.
25790 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25792 From Michael Frysinger <michael.frysinger@analog.com>
25793 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25794 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25796 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25797 for bf547, bf523, bf524, and bf526.
25798 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25800 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25801 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25802 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25803 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25804 * doc/invoke.texi (Blackfin Options): Document that
25805 -mcpu now accept bf547, bf523, bf524, and bf526.
25807 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25809 PR rtl-optimization/34628
25810 * combine.c (try_combine): Stop and undo after the first combination
25811 if an autoincrement side-effect on the first insn has effectively
25814 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25817 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25818 Offset addresses are not valid for Altivec or paired float modes.
25820 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25823 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25824 if DECL_INITIAL (decl) is error_mark_node.
25827 * c-common.c (handle_vector_size_attribute): Only allow
25828 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25829 the same way as pointer, array etc. types.
25830 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25833 * tree.c (build_type_attribute_qual_variant): Call
25834 build_qualified_type if attributes are equal, but quals are not.
25836 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25839 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25840 * flags.h (warn_strict_aliasing): Remove.
25841 (warn_strict_overflow): Remove.
25842 * opts.c (warn_strict_aliasing): Remove.
25843 (warn_strict_overflow): Remove.
25844 * c-opts.c (c_common_handle_option): -Wall only sets
25845 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25846 (c_common_post_options): Give default values to -Wstrict-aliasing
25847 and -Wstrict-overflow if they are uninitialized.
25848 * common.opt (Wstrict-aliasing): Specify Var and Init.
25849 (Wstrict-overflow): Likewise.
25851 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25853 PR rtl-optimization/26854
25854 PR rtl-optimization/34400
25855 PR rtl-optimization/34884
25856 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25858 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25859 (df_rd_bb_info.expanded_lr_out): Deleted
25860 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25861 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25862 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25863 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25864 Removed code to allocate, initialize or free expanded_lr_out.
25865 (df_rd_bb_local_compute_process_def): Restructured to make more
25867 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25868 sets if the sets are being trimmed.
25870 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25873 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25874 (as_vers): Likewise.
25875 * configure: Regenerated.
25877 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25879 PR middle-end/33092
25880 * tree-pass.h (pass_build_alias): New pass.
25881 * tree-ssa-alias.c (gate_build_alias): New.
25882 (pass_build_alias): New.
25883 * passes.c (init_optimization_passes): Add pass_build_alias after
25884 pass_create_structure_vars.
25886 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25888 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25889 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25890 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25891 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25892 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25893 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25894 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25895 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25896 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25897 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25898 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25899 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25900 * config/s390/s390.md (FP_ALL): New mode iterator.
25901 (_d): New mode attribute.
25902 ("*signbit<mode>2>"): Changed mode of first operand.
25903 ("isinf<mode>2"): Changed mode of first operand.
25904 ("*TDC_insn"): Adaptation for DFP modes.
25906 2008-01-22 Ben Elliston <bje@au.ibm.com>
25908 * tree.c (check_qualified_type): Improve function description.
25910 2008-01-21 Jason Merrill <jason@redhat.com>
25913 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25914 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25917 2008-01-21 DJ Delorie <dj@redhat.com>
25919 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25922 2008-01-21 Richard Guenther <rguenther@suse.de>
25924 PR middle-end/34856
25925 * tree-cfg.c (verify_expr): Allow all invariant expressions
25926 instead of just constant class ones as reference argument.
25927 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25928 like any other constant.
25929 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25931 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25933 * regmove.c (fixup_match_1): Update call crossed frequencies.
25935 2008-01-21 Richard Guenther <rguenther@suse.de>
25938 * tree-inline.c (setup_one_parameter): Deal with mismatched
25939 types using a VIEW_CONVERT_EXPR.
25941 2008-01-21 Alon Dayan <alond@il.ibm.com>
25942 Olga Golovanevsky <olga@il.ibm.com>
25944 PR tree-optimization/34701
25945 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25946 when the structure size is not a power of 2.
25948 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25950 * doc/install.texi: Add doc for --enable-checking=df.
25952 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25954 PR rtl-optimization/34808
25955 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25957 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25959 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25962 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25964 PR rtl-optimization/26854
25965 PR rtl-optimization/34400
25966 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25968 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25969 (df_rd_bb_info.expanded_lr_out): New.
25970 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25971 * loop_iv.c (iv_analysis_loop_init): Ditto.
25972 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25973 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25974 Added code to allocate, initialize or free expanded_lr_out.
25975 (df_rd_bb_local_compute_process_def): Restructured to make
25976 more understandable.
25977 (df_rd_confluence_n): Add code to do nothing with fake edges and
25978 code to no apply invalidate_by_call sets if the sets are being trimmed.
25979 (df_lr_local_finalize): Renamed to df_lr_finalize.
25980 (df_live_local_finalize): Renamed to df_live_finalize.
25982 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25985 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25986 deciding whether to use reciprocal instructions.
25988 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25990 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25991 dwarf2out_note_section_used if cold_text_section is NULL.
25993 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25995 PR gcov-profile/34610
25996 * tree-cfg.c (make_edges): Mark both outgoing edges from
25997 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25998 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25999 from OMP_FOR and OMP_CONTINUE outgoing edges.
26001 * tree-profile.c (tree_profiling): Return early if
26002 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26004 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26005 from cfun to child_cfun.
26006 * function.h (struct function): Add after_tree_profile bit.
26008 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26010 * config/avr/avr.S (_exit): Disable interrupt.
26012 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26013 Steven Bosscher <stevenb.gcc@gmail.com>
26015 PR rtl-optimization/26854
26016 PR rtl-optimization/34400
26017 * df-problems.c (df_live_scratch): New scratch bitmap.
26018 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26019 (df_live_reset): Clear the proper bitmaps.
26020 (df_live_bb_local_compute): Only process the artificial defs once
26021 since the order is not important.
26022 (df_live_init): Init the df_live sets only with the variables
26023 found live by df_lr.
26024 (df_live_transfer_function): Use the df_lr sets to prune the
26025 df_live sets as they are being computed.
26026 (df_live_free): Free df_live_scratch.
26028 2008-01-18 Ian Lance Taylor <iant@google.com>
26030 * common.opt: Add fmerge-debug-strings.
26031 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26032 flag_merge_debug_strings rather than flag_merge_constants.
26033 * doc/invoke.texi (Option Summary): Mention
26034 -fmerge-debug-strings.
26035 (Debugging Options): Document -fmerge-debug-strings.
26037 2008-01-18 Ian Lance Taylor <iant@google.com>
26040 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26041 (struct tree_function_decl): Add new field operator_new_flag.
26042 * tree-inline.c (expand_call_inline): When inlining a call to
26043 operator new, force the return value to go into a variable, and
26044 set DECL_NO_TBAA_P on that variable.
26045 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26047 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26050 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26051 DWARF2_DEBUGGING_INFO.
26052 (dwarf2out_note_section_used): Ditto. Add prototype.
26053 (have_multiple_function_sections, text_section_used,
26054 cold_text_section_used, *cold_text_sections): Move declarations
26057 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26059 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26060 field and add signal_ra.
26061 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26062 assignments to frame state pc. Move end of stack check after
26063 MD_FALLBACK_FRAME_STATE_FOR.
26064 (uw_update_context_1): Use frame state signal_regs if set, instead
26065 of checking signal_frame flag.
26066 (uw_update_context): Use frame state signal_ra if set.
26067 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26068 * config/xtensa/linux-unwind.h: New file.
26070 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26072 * modulo-sched.c (get_sched_window): Fix comment typo.
26074 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26076 PR tree-optimization/34648
26077 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26079 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26081 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26082 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26084 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26086 PR rtl-optimization/34400
26087 * df-core.c (df_worklist_dataflow_overeager,
26088 df_worklist_dataflow_doublequeue): New functions.
26089 (df_worklist_dataflow): Two different worklist solvers.
26090 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26093 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26096 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26097 and ftree-parallelize-loops.
26099 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26101 PR rtl-optimization/34826
26102 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26104 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26106 * global.c (find_reg): Mark the eh regs as used if necessary.
26107 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26108 * ra.h (struct allocno): no_eh_reg field added. Changed
26109 no_stack_reg type to bitfield.
26111 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26113 * tree.c (substitute_in_expr): Add missing 'break'.
26115 2008-01-17 Richard Guenther <rguenther@suse.de>
26117 PR tree-optimization/34825
26118 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26119 x / x as division to handle.
26121 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26123 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26124 "-pthread" is specified.
26125 * pa-hpux11.h (LIB_SPEC): Likewise.
26127 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26128 Peter Bergner <bergner@vnet.ibm.com>
26130 PR rtl-optimization/33796
26131 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26133 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26135 PR libgfortran/34699
26136 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26138 * pa-hpux10.h (LINK_SPEC): Likewise.
26139 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26141 2008-01-16 Richard Guenther <rguenther@suse.de>
26143 PR middle-end/32628
26144 * fold-const.c (fold_convert_const_int_from_int): Do not
26145 set overflow if that occured only because of a sign extension
26146 change when converting from/to a sizetype with the same
26147 precision and signedness.
26149 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26152 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26153 location address to the correct place. Update copyright year.
26155 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26157 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26158 no dependences in the dependence_relations vector.
26160 2008-01-16 Jan Hubicka <jh@suse.cz>
26162 PR rtl-optimization/31396
26163 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26164 * cfg.c (dump_reg_info): Print it.
26165 * regs.h (struct reg_info_t): add freq_calls_crossed.
26166 (REG_FREQ_CALLS_CROSSED): New macro.
26167 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26168 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26169 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26170 regmove_optimize): Update call crossed frequencies.
26171 * local-alloc.c (struct qty): Add freq_calls_crossed.
26172 (alloc_qty): Copute freq_calls_crossed.
26173 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26174 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26175 * ra.h (struct allocno): Add freq_calls_crossed.
26177 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26179 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26180 libgomp when compiling with ftree-parallelize-loops.
26181 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26183 2008-01-16 Richard Guenther <rguenther@suse.de>
26185 PR tree-optimization/34769
26186 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26187 * tree.c (int_cst_value): Instead make this function more
26188 permissive in what it accepts as valid input. Document this
26189 function always sign-extends the value.
26191 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26192 Richard Guenther <rguenther@suse.de>
26195 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26196 (gimple_fold_indirect_ref_rhs): ... this.
26197 (gimple_fold_indirect_ref): New function with foldings
26198 that preserve lvalueness.
26199 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26200 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26201 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26202 to fold an INDIRECT_REF, fall back to the old use of
26203 fold_indirect_ref_1.
26205 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26207 * tree-data-ref.c (subscript_dependence_tester_1): Call
26208 free_conflict_function.
26209 (compute_self_dependence): Same.
26211 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26214 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26215 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26217 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26218 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26219 for DWARF2_UNWIND_INFO targets.
26221 2008-01-16 Richard Guenther <rguenther@suse.de>
26224 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26225 type qualifiers for function types.
26227 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26229 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26230 loop_iterator li from previous commit.
26232 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26234 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26236 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26238 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26239 (parallelize_loops): Don't parallelize irreducible components.
26241 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26244 * c-opts (c_common_post_options): Do not enable CPP
26245 flag_pedantic_errors by default.
26247 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26249 PR rtl-optimization/31944
26250 * cse.c (remove_pseudo_from_table): New function.
26251 (merge_equiv_classes): Use above function to remove pseudo-registers.
26252 (invalidate): Likewise.
26254 2008-01-13 Richard Guenther <rguenther@suse.de>
26256 PR middle-end/34601
26257 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26258 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26260 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26262 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26263 validate_change to unshare the source of the PC set.
26265 2008-01-12 Jan Hubicka <jh@suse.cz>
26267 PR middle-end/32135
26268 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26269 references above array bounds. This might trigger bounds checks for
26270 pointers to arrays.
26272 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26274 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26275 new_replaceable_dependencies.
26277 2008-01-12 Doug Kwan <dougkwan@google.com>
26279 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26280 instead of OPT_Wreturn_type in warning due to ignored return type
26282 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26283 options included in -Wextra.
26284 * c.opt: New option -Wignored_qualifiers.
26285 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26286 -Wignore_qualifiers.
26287 (-Wignored-qualifiers): Document.
26288 (-Wreturn-type): Remove description of functionality now handled
26289 by -Wignored-qualifiers.
26291 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26294 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26295 NOP_EXPR if it is between integral types with the same precision.
26297 2008-01-12 Jan Hubicka <jh@suse.cz>
26300 * invoke.texi (max-inline-recursive-depth): Fix default value.
26302 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26304 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26307 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26309 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26311 2008-01-11 James E. Wilson <wilson@specifix.com>
26314 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26316 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26318 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26319 save/restore frame pointer register and don't use 'call-prologues'
26320 optimization in function with "OS_task" attribute.
26322 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26324 PR middle-end/31309
26325 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26326 when copying to memory.
26328 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26330 PR rtl-optimization/30905
26331 * cfgcleanup.c: Include dce.h
26332 (crossjumps_occured): New global variable.
26333 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26334 If something changed, set crossjumps_occured to true.
26335 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26336 Don't add/remove fake edges to exit here...
26337 (cleanup_cfg): ...but do it here, when crossjumping.
26338 Run a fast DCE when successful crossjumps occured in the latest
26339 iteration of try_optimize_cfg.
26341 2008-01-11 Richard Guenther <rguenther@suse.de>
26343 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26344 (struct vn_unary_op_s): Likewise.
26345 (vn_reference_insert): Free old reference on hash collision.
26347 2008-01-10 Raksit Ashok <raksit@google.com>
26349 PR rtl-optimization/27971
26350 * combine.c (find_split_point): Split PLUS expressions which are
26351 inside a MEM rtx, and whose first operand is complex.
26353 2008-01-10 DJ Delorie <dj@redhat.com>
26355 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26356 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26357 (m32c_hard_regno_ok): Call the underlying function.
26359 2008-01-10 Richard Guenther <rguenther@suse.de>
26361 PR middle-end/34683
26362 * tree-cfg.c (tree_merge_blocks): Do not go through the
26363 full-blown folding and stmt updating path if we just deal
26364 with virtual operands.
26365 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26366 test for abnormal SSA_NAMEs.
26368 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26370 PR middle-end/34641
26371 * reload.c (push_reload): Add assertions. All constants from
26372 reg_equiv_constant should have been used for replacing the respective
26374 (find_reloads_address): Invoke find_reloads_address_part for
26375 constant taken from the reg_equiv_constant array.
26377 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26379 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26380 field (valnum) the first in the struct. Replace bools with
26383 2008-01-10 Richard Guenther <rguenther@suse.de>
26385 PR tree-optimization/34651
26386 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26387 types and ordering for masking and converting.
26389 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26391 PR tree-optimization/34017
26392 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26393 also for PHI_NODE expressions.
26395 2008-01-09 Jan Hubicka <jh@suse.cz>
26397 PR tree-optimization/34708
26398 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26399 based on number of case labels.
26400 (init_inline_once): Remove switch_cost.
26401 * tree-inline.h (eni_weights_d): Remove switch_cost.
26403 2008-01-09 Richard Guenther <rguenther@suse.de>
26404 Andrew Pinski <andrew_pinski@playstation.sony.com>
26406 PR middle-end/30132
26407 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26408 temporary if an rvalue is ok or an lvalue is not required.
26410 2008-01-09 Richard Guenther <rguenther@suse.de>
26412 PR middle-end/34458
26413 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26414 adjust return type.
26416 2008-01-09 Richard Guenther <rguenther@suse.de>
26418 PR middle-end/34679
26419 * tree.c (host_integerp): Check for sizetype only if the
26420 type is an integer type.
26422 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26425 * opts.c (decode_options): Disable inlining of functions called
26426 once if not in unit-at-a-time mode.
26428 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26430 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26432 2008-01-08 Richard Guenther <rguenther@suse.de>
26434 PR middle-end/31863
26435 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26436 out early if the result will be unused.
26438 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26443 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26444 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26447 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26449 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26450 for vectorization tuned.
26452 2008-01-08 Richard Guenther <rguenther@suse.de>
26454 PR tree-optimization/34683
26455 * tree-ssa-operands.c (operand_build_cmp): Export.
26456 * tree-ssa-operands.h (operand_build_cmp): Declare.
26457 * tree-vn.c (vuses_compare): Remove.
26458 (sort_vuses): Use operand_build_cmp.
26459 (sort_vuses_heap): Likewise.
26460 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26461 to re-use old VEC if available. Do not sort already sorted VUSEs.
26462 (vdefs_to_vec): Do not sort already sorted VDEFs.
26464 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26466 PR middle-end/34694
26467 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26469 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26472 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26473 limitations of reciprocal sequences on x86 targets.
26475 2008-01-08 Richard Guenther <rguenther@suse.de>
26477 PR tree-optimization/34683
26478 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26480 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26483 * config/darwin.c (darwin_mergeable_string_section): Don't use
26484 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26486 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26489 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26490 negxf2. Macroize expander using X87MODEF mode iterator. Change
26491 predicates of op0 and op1 to register_operand.
26492 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26493 expander using X87MODEF mode iterator. Change predicates of
26494 op0 and op1 to register_operand.
26495 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26496 corresponding patterns and macroize using MODEF macro. Change
26497 predicates of op0 and op1 to register_operand and remove
26498 "m" constraint. Disparage "r" alternative with "!".
26499 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26500 macroize using X87MODEF macro. Change predicates of op0 and op1
26501 to register_operand and remove "m" constraint. Disparage "r"
26502 alternative with "!".
26503 (absneg splitter with memory operands): Remove.
26504 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26505 patterns and macroize using X87MODEF mode iterator.
26506 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26507 Change predicate of op1 to register_operand.
26508 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26509 for memory operands.
26511 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26513 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26515 2008-01-07 Richard Guenther <rguenther@suse.de>
26517 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26520 2008-01-07 Richard Guenther <rguenther@suse.de>
26522 PR tree-optimization/34683
26523 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26524 VOPs of the needed size to save memory. Use VEC_quick_push
26525 to save compile-time.
26526 (vdefs_to_vec): Likewise.
26528 2008-01-07 Sa Liu <saliu@de.ibm.com>
26530 * config/spu/spu.md (divdf3): Genetate inline code for double
26531 division. The implementation doesn't handle INF or NAN, therefore it
26532 only applies when -ffinite-math-only is given.
26534 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26537 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26538 * doc/cpp.texi ([Common Predefined Macros]): Document.
26540 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26542 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26543 order to use commutative addition instead of subtraction.
26545 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26546 Mircea Namolaru <namolaru@il.ibm.com>
26547 Vladimir Yanovsky <yanov@il.ibm.com>
26548 Revital Eres <eres@il.ibm.com>
26550 PR tree-optimization/34263
26551 * tree-outof-ssa.c (process_single_block_loop_latch,
26552 contains_tree_r): New functions.
26553 (analyze_edges_for_bb): Call process_single_block_loop_latch
26554 function to empty single-basic-block latch block if possible.
26556 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26558 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26560 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26562 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26564 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26566 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26568 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26570 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26572 PR tree-optimization/34618
26573 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26576 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26579 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26580 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26581 Update copyright year.
26583 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26584 Update copyright year.
26585 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26588 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26590 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26591 edge does not point to current bb before changing need_assert.
26593 2008-01-04 Richard Guenther <rguenther@suse.de>
26595 PR middle-end/34029
26596 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26597 for verifying purposes if they are is_gimple_min_invariant.
26599 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26601 PR tree-optimization/34448
26602 PR tree-optimization/34465
26603 * gimplify.c (gimplify_init_constructor): Add new parameter
26604 notify_temp_creation. Use it.
26605 (gimplify_modify_expr_rhs): Take volatiles into account when
26606 optimizing constructors.
26607 Do not optimize constructors if gimplify_init_constructor will dump to
26609 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26610 * gcc.c-torture/compile/pr34448.c: New.
26612 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26614 PR gcov-profile/34609
26615 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26616 return_slot if result is TREE_ADDRESSABLE.
26618 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26620 * config/mips/mips.md (sqrt_condition): Tweak comment.
26621 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26623 2008-01-03 Tom Tromey <tromey@redhat.com>
26626 * c-common.c (c_type_hash): Handle VLAs.
26628 2008-01-03 Jan Hubicka <jh@suse.cz>
26630 PR tree-optimization/31081
26631 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26632 0 when inlining and not inlining to first basic block.
26633 (remap_decl): When var is initialized to 0, don't set default_def.
26634 (expand_call_inline): Set entry_bb.
26635 * tree-inline.h (copy_body_data): Add entry_bb.
26637 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26640 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26643 PR tree-optimization/29484
26644 * tree-inline.c (inline_forbidden_p_2): New function.
26645 (inline_forbidden_p): Disallow inlining if some static var
26646 has an address of a local LABEL_DECL in its initializer.
26647 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26650 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26652 PR tree-optimization/34635
26653 * tree-data-ref.c (add_other_self_distances): Make sure that the
26654 evolution step is constant.
26656 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26658 PR middle-end/34608
26659 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26661 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26663 * tree-sra.c (scalarize_init): Insert the generate_element_init
26664 statements after the generate_element_zero statements.
26666 2008-01-02 Richard Guenther <rguenther@suse.de>
26668 PR middle-end/34093
26669 PR middle-end/31976
26670 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26671 for very large number of operands instead of ICEing.
26673 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26676 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26677 while stack probing.
26679 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26681 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26684 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26686 PR libmudflap/26442
26687 * tree-mudflap.c (mx_register_decls): Guard warning by
26688 !DECL_ARTIFICIAL check.
26690 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26692 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26693 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26694 sse5_perm<mode>): Fix constraints.