1 2008-11-15 Vladimir Makarov <vmakarov@redhat.com>
4 * ira-int.h (ira_copy_allocno_live_range_list,
5 ira_merge_allocno_live_ranges,
6 ira_allocno_live_ranges_intersect_p,
7 ira_finish_allocno_live_range_list): New prototypes.
8 (ira_allocno_live_ranges_intersect_p,
9 ira_pseudo_live_ranges_intersect_p): Remove.
11 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
12 ira_pseudo_live_ranges_intersect_p): Rename to
13 allocnos_have_intersected_live_ranges_p and
14 pseudos_have_intersected_live_ranges_p. Move them from here to
17 * ira-color.c: ... here
18 (coalesced_allocno_conflict_p): Use
19 allocnos_have_intersected_live_ranges_p.
20 (coalesced_allocnos_living_at_program_points,
21 coalesced_allocnos_live_at_points_p,
22 set_coalesced_allocnos_live_points): Remove.
23 (slot_coalesced_allocnos_live_ranges,
24 slot_coalesced_allocno_live_ranges_intersect_p,
25 setup_slot_coalesced_allocno_live_ranges): New.
26 (coalesce_spill_slots): Use ranges of coalesced allocnos.
27 (ira_sort_regnos_for_alter_reg): Use
28 allocnos_have_intersected_live_ranges_p.
29 (ira_reuse_stack_slot): Use
30 pseudos_have_intersected_live_ranges_p.
32 * global.c (pseudo_for_reload_consideration_p): Check
33 flag_ira_share_spill_slots too.
35 * ira-build.c (copy_allocno_live_range_list): Rename to
36 ira_copy_allocno_live_range_list. Make it external.
37 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
39 (ira_allocno_live_ranges_intersect_p): New.
40 (ira_finish_allocno_live_range_list): New.
41 (finish_allocno): Use it.
42 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
43 (copy_info_to_removed_store_destinations): Ditto. Use
44 ira_copy_allocno_live_range_list.
45 (ira_flattening): Use ira_merge_allocno_live_ranges.
47 * ira.c (too_high_register_pressure_p): New function.
48 (ira): Switch off sharing spill slots if the pressure is too high.
50 2008-11-19 Richard Guenther <rguenther@suse.de>
52 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
53 non-sizetype offsets if their precision matches that of
55 * expr.c (expand_expr_real_1): Always sign-extend the offset
56 operand of a POINTER_PLUS_EXPR.
58 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
60 * config.gcc: Unobsolete mips-sgi-irix[56]*.
61 (mips-sgi-irix[56]*): No need to use fixproto.
63 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
64 Paul Brook <paul@codesourcery.com>
66 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
69 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
71 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
73 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
76 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
77 (separate_decls_in_region): Create shared struct even when there
80 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
81 * config/picochip/picochip.c (headers): Remove an unnecessary
84 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
87 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
88 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
90 * config/m68k/m68k.md: Adjust all conditional branches that use the
91 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
93 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
96 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
97 is a register or zero operand in the correct mode before generating
98 mtch1 insn or a register operand in the correct mode before generating
100 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
102 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
104 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
105 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
106 mipsisa*-*-elf*. Handle mipsisa64r2*.
107 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
108 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
110 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
111 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
113 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
114 Fix mips16 if mips64 or mips64r2 are multilib defaults.
115 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
118 2008-11-18 Jakub Jelinek <jakub@redhat.com>
121 * config/i386/i386.md (allocate_stack_worker_32,
122 allocate_stack_worker_64): Don't use match_dup between input and
124 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
125 * config/i386/i386.c (ix86_expand_prologue): Likewise.
127 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
129 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
130 is forced when trying to do a symbol link for it.
132 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
134 * expmed.c (extract_bit_field_1): Also use a temporary and
135 convert_extracted_bit_field when the conversion from ext_mode to
136 the target mode requires explicit truncation.
138 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
140 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
142 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
143 registers when not optimizing.
145 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
147 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
148 and its associated define_split. Expose the all-d alternative
149 to the register allocator, but mark it with "?". Mark the first
150 alternative with "*?*?".
151 (*mul_sub_si): Likewise.
152 (*mul_acc_si_r3900): New pattern.
154 2008-11-17 Jakub Jelinek <jakub@redhat.com>
157 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
158 propagating x = &a into *x = b, add a cast if not useless
159 type conversion or don't optimize if another stmt would be
162 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
165 * optabs.c (expand_sync_operation): Properly handle NAND case
166 by calculating ~(t1 & val) instead of (~t1 & val).
167 * builtins.c (expand_builtin_sync_operation): Warn for changed
168 semantics in NAND builtins.
169 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
171 * doc/invoke.texi (Warning options): Add Wsync-nand.
172 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
173 __sync_fetch_and_nand builtin operation in the example. Add a note
174 about changed semantics in GCC 4.4.
175 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
176 operation in the example. Add a note about changed semantics in
179 2008-11-16 Jan Hubicka <jh@suse.cz>
181 * cgraph.c (cgraph_function_body_availability): Fix test of externally
184 2008-11-16 Joshua Kinard <kumba@gentoo.org>
186 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
189 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
192 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
193 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
195 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
196 rather than call_really_used_regs when handling $gp.
198 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
201 * config/mips/mips.c (machine_function): Update the comment
202 above global_pointer.
203 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
204 that a function doesn't need a global pointer.
205 (mips_current_loadgp_style): Update accordingly.
206 (mips_restore_gp): Likewise.
207 (mips_output_cplocal): Likewise.
208 (mips_expand_prologue): Likewise.
210 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
212 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
213 parameter. Use DImode for computing the number of registers.
214 (function_arg): Adjust for above change.
215 (function_value): Likewise.
217 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
219 PR tree-optimization/37950
220 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
221 not computed for the current function.
223 2008-11-15 Jakub Jelinek <jakub@redhat.com>
226 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
227 gpr and other COMPONENT_REFs.
229 2008-11-15 Richard Guenther <rguenther@suse.de>
231 PR tree-optimization/38051
232 * tree-ssa-alias.c (update_alias_info_1): Manually find
235 2008-11-15 Joshua Kinard <kumba@gentoo.org>
237 * doc/invoke.texi (-mfix-r10000): Document.
238 * config/mips/mips.opt (mfix-r10000): New option.
239 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
240 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
241 (MIPS_COMPARE_AND_SWAP_12): Likewise.
242 (MIPS_SYNC_OP): Likewise.
243 (MIPS_SYNC_OP_12): Likewise.
244 (MIPS_SYNC_OLD_OP_12): Likewise.
245 (MIPS_SYNC_NEW_OP_12): Likewise.
246 (MIPS_SYNC_OLD_OP): Likewise.
247 (MIPS_SYNC_NAND): Likewise.
248 (MIPS_SYNC_OLD_NAND): Likewise.
249 (MIPS_SYNC_EXCHANGE): Likewise.
250 (MIPS_SYNC_EXCHANGE_12): Likewise.
251 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
253 (MIPS_SYNC_NEW_NAND): Likewise.
254 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
255 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
256 (mips_output_sync_loop): New function.
257 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
258 Make -mfix-r10000 require branch-likely instructions.
259 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
260 mips_output_sync_loop.
261 (compare_and_swap_12): Likewise.
262 (sync_add<mode>): Likewise.
263 (sync_<optab>_12): Likewise.
264 (sync_old_<optab>_12): Likewise.
265 (sync_new_<optab>_12): Likewise.
266 (sync_nand_12): Likewise.
267 (sync_old_nand_12): Likewise.
268 (sync_new_nand_12): Likewise.
269 (sync_sub<mode>): Likewise.
270 (sync_old_add<mode>): Likewise.
271 (sync_old_sub<mode>): Likewise.
272 (sync_new_add<mode>): Likewise.
273 (sync_new_sub<mode>): Likewise.
274 (sync_<optab><mode>): Likewise.
275 (sync_old_<optab><mode>): Likewise.
276 (sync_new_<optab><mode>): Likewise.
277 (sync_nand<mode>): Likewise.
278 (sync_old_nand<mode>): Likewise.
279 (sync_new_nand<mode>): Likewise.
280 (sync_lock_test_and_set<mode>): Likewise.
281 (test_and_set_12): Likewise.
283 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
285 * gcc.c (cc1_options): Fix comment.
287 2008-11-15 Jakub Jelinek <jakub@redhat.com>
290 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
291 argtype instead of result_type.
293 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
295 * ira-int.h (struct ira_loop_tree_node): Improve comments for
296 subloop_next/next and subloops/childen fields.
298 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
300 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
301 (STANDARD_INCLUDE_DIR): Redefine to "/include".
302 (LOCAL_INCLUDE_DIR): Undefine.
303 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
305 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
307 PR rtl-optimization/37397
308 * ira-int.h (struct ira_allocno): New member bad_spill_p.
309 (ALLOCNO_BAD_SPILL_P): New macro.
311 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
313 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
314 (create_cap_allocno, propagate_allocno_info,
315 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
316 (update_bad_spill_attribute): New function.
317 (ira_build): Call it.
319 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
321 2008-11-14 Jakub Jelinek <jakub@redhat.com>
323 PR tree-optimization/38104
324 * gimplify.c (gimple_regimplify_operands): Add referenced vars
325 before calling mark_symbols_for_renaming, not after it.
327 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
329 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
330 (OVERRIDE_OPTIONS): Likewise.
332 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
333 Andrew Stubbs <ams@codesourcery.com>
334 Gunnar Von Boehn <gunnar@genesi-usa.com>
337 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
338 the shorter LEA insn over ADD.L where possible.
340 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
342 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
343 systems, which are assumend to always provide SSP-support in glibc.
344 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
346 * configure: Regenerate.
348 2008-11-14 Jakub Jelinek <jakub@redhat.com>
351 * function.c (gimplify_parameters): For callee copies parameters,
352 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
354 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
357 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
358 x86 parts into the `i[34567]86-*-linux*' and parts that are
359 independent of the processor architecture into the `*-*-linux*' cases.
360 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
361 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
362 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
363 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
364 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
365 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
366 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
368 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
370 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
371 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
372 (ls2_idiv): Likewise idiv3.
373 (ls2_prefetch): New reservation.
374 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
375 * config/mips/mips.md (type): Add imul3nc and idiv3.
376 (length): Handle idiv3.
377 (any_mod): New code_iterator.
378 (u): Handle MOD and UMOD.
379 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
380 (prefetch): Handle TARGET_LOONGSON_2EF.
382 2008-11-13 Jakub Jelinek <jakub@redhat.com>
385 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
386 (prune_unused_types_walk): Call it for non-perennial local classes.
387 Set die_mark to 2 if recursing on children. If die_mark is 1 on
388 entry, just set it to 2 and recurse on children, don't walk attributes
391 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
393 * c-common.c (warn_about_parentheses): Add missing whitespace
396 2008-11-13 Paul Brook <paul@codesourcery.com>
398 * doc/invoke.texi: Document --fix-cortex-m3.
399 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
400 Cortex-M3 cpu is selected.
401 (output_move_double): Avoid overlapping base register and first
402 destination register when fix_cm3_ldrd.
403 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
405 2008-11-13 Jakub Jelinek <jakub@redhat.com>
408 * gimple.h (gimple_range_check_failed): Remove prototype.
409 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
411 (gimple_range_check_failed): Removed.
413 2008-11-13 Andrew Haley <aph@redhat.com>
416 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
419 2008-11-12 Jakub Jelinek <jakub@redhat.com>
423 2007-05-07 Mike Stump <mrs@apple.com>
424 * doc/invoke.texi (Warning Options): Document that -Wempty-body
425 also checks for and while statements in C++.
427 2008-11-12 Dodji Seketeli <dodji@redhat.com>
430 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
431 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
432 - which clones are reachable - as "abstract and needed".
433 * cgraph.c (cgraph_release_function_body): If a node is
434 "abstract and needed", do not release its DECL_INITIAL() content
435 that will be needed to emit debug info.
437 2008-11-12 Steve Ellcey <sje@cup.hp.com>
440 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
441 to set HAVE_GETIPINFO.
442 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
443 * configure: Regenerate.
444 * config.in: Regenerate.
446 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
449 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
451 2008-11-12 Jakub Jelinek <jakub@redhat.com>
454 2008-10-21 Jakub Jelinek <jakub@redhat.com>
455 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
457 2008-11-12 Jason Merrill <jason@redhat.com>
460 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
463 2008-11-12 Anatoly Sokolov <aesok@post.ru>
465 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
466 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
468 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
469 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
471 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
473 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
474 packed-stack special handling.
475 (FRAME_ADDR_RTX): Add definition.
477 2008-11-12 Jakub Jelinek <jakub@redhat.com>
480 * fold-const.c (native_encode_string): New function.
481 (native_encode_expr): Use it for STRING_CST.
483 2008-11-12 DJ Delorie <dj@redhat.com>
485 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
486 insns if the intermediate value will be used later.
488 2008-11-12 Andreas Schwab <schwab@suse.de>
490 * config/m68k/m68k.c (print_operand): Mask off extra extension
491 bits when writing out the representation of real values.
493 2008-11-12 Ira Rosen <irar@il.ibm.com>
495 PR tree-optimization/38079
496 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
499 2008-11-12 Jakub Jelinek <jakub@redhat.com>
502 * c-pretty-print.c (pp_c_complex_expr): New function.
503 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
506 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
507 than INNER and INNER is a constant, forcibly align INNER as much
510 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
512 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
514 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
516 PR rtl-optimization/37363
517 * simplify-rtx.c (simplify_plus_minus): Don't create
518 (const (minus ...)) expresisons.
520 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
522 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
525 2008-11-10 Catherine Moore <clm@codesourcery.com>
527 * config.gcc (mips64vrel-*-elf*): Include the tm_file
529 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
530 (BASE_DRIVER_SELF_SPECS): Remove.
531 (DRIVER_SELF_SPECS): New definition.
532 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
533 BASE_DRIVER_SELF_SPECS.
534 * config/mips/sde.h: Likewise.
535 * config/mips/iris6.h: Likewise.
536 * config/mips/vr.h: Likewise.
537 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
539 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
541 PR rtl-optimizations/37948
542 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
543 (ira_create_copy, ira_add_allocno_copy): New parameter.
545 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
546 to ira_add_allocno_copy.
547 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
548 parameter to process_regs_for_copy.
549 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
550 Fix typo in passing second allocno to ira_add_allocno_copy.
552 * ira-color.c (update_conflict_hard_regno_costs): Use head of
553 coalesced allocnos list.
554 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
556 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
557 (add_ira_allocno_to_ordered_bucket): Rename to
558 add_allocno_to_ordered_bucket.
559 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
560 head of coalesced allocnos list.
561 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
562 Check that it is aready calculated.
563 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
564 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
566 (coalesce_allocnos): Do extended coalescing too.
568 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
569 parameter to ira_add_allocno_copy.
571 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
573 (print_copy): Print copy origination too.
575 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
578 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
580 PR rtl-optimization/37514
581 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
582 flag_ira_share_spill_slots to 2 if it's already non-zero.
583 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
584 flag_ira_share_spill_slots is 2.
586 2008-11-10 Kevin Buettner <kevinb@redhat.com>
588 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
589 (prologue_enter_32): Set FB to SP - 4.
591 2008-11-10 DJ Delorie <dj@redhat.com>
593 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
594 constraint for single-bit-clear in lower byte of HI constant, vs
595 Imb which just ignores the upper byte.
596 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
597 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
598 (iorhi3_16): Check for single bit set, not single bit clear.
600 2008-11-10 Janis Johnson <janis187@us.ibm.com>
602 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
604 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
606 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
608 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
609 values living in memory and use more precise alignment information.
611 2008-11-10 Jakub Jelinek <jakub@redhat.com>
614 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
615 after __mf_check call if the call must end a bb.
617 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
621 * combine.c (force_to_mode): Do not process vector types.
623 * rtlanal.c (nonzero_bits1): Do not process vector types.
624 (num_sign_bit_copies1): Likewise.
626 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
628 * config/i386/gnu.h: Add copyright and licensing header.
629 * config/gnu.h: Likewise.
631 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
633 * fwprop.c (fwprop_done): Call df_remove_problem.
635 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
638 * tree-scalar-evolution.c (instantiate_scev_1): Return
639 chrec_dont_know for VL_EXP_CLASS_P.
641 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
643 * reg-stack.c (reg_to_stack): Add missing braces in memset
646 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
648 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
649 (NO_PROFILE_COUNTERS): New define.
651 2008-11-06 David Edelsohn <edelsohn@gnu.org>
654 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
656 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
659 * config/sparc/constraints.md (D): New.
660 * config/sparc/predicates.md (const_double_or_vector_operand): New.
661 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
663 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
664 Use the 'D' constraint in addition to 'F' in some alternatives.
665 (DF splitter): Generalize for V64mode.
666 * doc/md.texi (SPARC): Document the 'D' constraint.
668 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
670 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
672 2008-11-06 Ben Elliston <bje@au.ibm.com>
674 * gcc.c: Remove ancient comment about a bug in Sun cc.
676 2008-11-05 Janis Johnson <janis187@us.ibm.com>
678 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
680 2008-11-06 Ben Elliston <bje@au.ibm.com>
682 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
684 2008-11-06 Ben Elliston <bje@au.ibm.com>
686 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
689 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
692 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
695 2008-11-05 Martin Jambor <mjambor@suse.cz>
698 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
699 pointer arithmetics into array_ref if the array is accessed
700 through an indirect_ref.
702 2008-11-05 Richard Guenther <rguenther@suse.de>
705 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
706 qualified pointer conversion before stripping qualifiers.
707 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
708 * tree-flow.h (may_propagate_address_into_dereference): Declare.
709 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
712 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
713 properly canonicalize binary ops.
714 (forward_propagate_addr_expr_1): Use
715 may_propagate_address_into_dereference.
717 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
720 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
721 Initialize uninitialized input registers with a NaN.
723 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
727 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
729 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
733 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
734 exits and conditions.
735 * testsuite/gcc.dg/graphite/pr37943.c: New.
737 2008-11-04 Jakub Jelinek <jakub@redhat.com>
738 Andrew Pinski <andrew_pinski@playstation.sony.com>
741 * c-common.c (warn_for_sign_compare): For complex result_type
742 use component's type.
744 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
746 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
748 * print-tree.c (print_node): Don't print DECL_INITIAL
752 * c-common.c (parse_optimize_options): Save and restore
753 flag_strict_aliasing around decode_options call.
755 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
757 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
758 (host_detect_local_cpu): Use it instead of casted strings to
759 compare vendor signatures.
761 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
764 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
765 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
767 2008-11-03 Catherine Moore <clm@codesourcery.com>
769 * config/mips.c (mips_conditional_register_usage): Handle the
770 DSP control register.
771 * doc/extend.texi: Document the DSP control register.
773 2008-11-03 Steve Ellcey <sje@cup.hp.com>
774 Jakub Jelinek <jakub@redhat.com>
776 * omp-low.c (expand_omp_for_generic): If iter_type has different
777 precision than type and type is a pointer type, cast n1 and n2
778 first to an integer type with the same precision as pointers
779 and only afterwards to iter_type.
781 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
783 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
784 (UNSPEC_GOTSYM_OFF): New unspec.
785 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
786 (pic_add_dot_plus_eight): Likewise.
787 (tls_load_dot_plus_eight): Likewise. Update peephole2.
788 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
789 UNSPEC_PIC_BASE operands.
790 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
791 (arm_output_addr_const_extra): Handle it.
793 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
795 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
796 integer class to full integer class if the offset is not word-aligned.
798 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
801 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
803 (doloop_optimize): Update call to doloop_modify.
805 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
807 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
809 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
812 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
813 gcc_cv_as_cfi_directive.
814 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
815 merging read-only and read-write sections or assembler emits
816 read-write .eh_frame sections.
817 * configure: Regenerate.
819 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
822 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
824 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
826 (rs6000_emit_prologue): Invert logic.
827 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
828 (reg:P 11) instead of match_operand.
829 (*save_fpregs_<mode>): Likewise.
830 (*restore_gpregs_<mode>): Likewise.
831 (*return_and_restore_gpregs_<mode>): Likewise.
832 (*return_and_restore_fpregs_<mode>): Likewise.
833 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
834 (reg:P 11) insted of match_operand.
835 (*restore_gpregs_spe): Likewise.
836 (*return_and_restore_gpregs_spe): Likewise.
838 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
840 PR tree-optimization/37684
841 * gcc.dg/graphite/pr37684.c: New.
842 * graphite.c (exclude_component_ref): New.
843 (is_simple_operand): Call exclude_component_ref.
845 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
847 PR tree-optimization/36908
848 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
849 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
850 (number_of_rw_in_partition): New.
851 (partition_contains_all_rw): New.
852 (ldist_gen): Do not distribute when one of the partitions
853 contains all the memory operations.
855 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
857 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
858 EDGE_IRREDUCIBLE_LOOP.
860 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
862 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
863 where we have one entry point in the loop which isn't the head.
865 2008-11-03 Richard Guenther <rguenther@suse.de>
868 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
870 2008-11-03 Jakub Jelinek <jakub@redhat.com>
873 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
874 for ipa and simple ipa passes.
876 2008-11-02 Richard Guenther <rguenther@suse.de>
878 PR tree-optimization/37542
879 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
880 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
881 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
882 (vn_nary_op_insert_stmt): Likewise.
883 (visit_use): Likewise.
885 2008-11-02 Anatoly Sokolov <aesok@post.ru>
887 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
889 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
890 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
891 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
892 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
893 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
894 peephole2's): Replace unspec with rotate.
895 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
897 2008-11-02 Richard Guenther <rguenther@suse.de>
899 PR tree-optimization/37991
900 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
901 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
902 (set_ssa_val_to): Print if the value changed.
903 (simplify_binary_expression): Strip useless conversions.
905 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
908 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
911 2008-11-01 Richard Guenther <rguenther@suse.de>
914 * builtins.c (fold_builtin_strspn): Return a size_t.
915 (fold_builtin_strcspn): Likewise.
917 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
919 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
920 attribute for struct return convention.
922 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
924 * config/rs6000/crtsavres.asm: Really, really delete.
926 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
928 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
930 (rs6000_emit_prologue): Invert logic.
931 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
932 (reg:P 11) instead of match_operand.
933 (*save_fpregs_<mode>): Likewise.
934 (*restore_gpregs_<mode>): Likewise.
935 (*return_and_restore_gpregs_<mode>): Likewise.
936 (*return_and_restore_fpregs_<mode>): Likewise.
937 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
938 (reg:P 11) insted of match_operand.
939 (*restore_gpregs_spe): Likewise.
940 (*return_and_restore_gpregs_spe): Likewise.
942 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
944 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
945 list of word switches that take args.
947 2008-10-30 Jakub Jelinek <jakub@redhat.com>
949 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
950 (s390_output_pool_entry): Call it through for_each_rtx.
953 * expr.c (store_constructor): For vectors, if target is a MEM, use
954 target's MEM_ALIAS_SET instead of elttype alias set.
956 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
959 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
962 2008-10-29 David Edelsohn <edelsohn@gnu.org>
965 * config/rs6000/predicates.md (word_offset_memref_operand):
966 Restructure code and look inside auto-inc/dec addresses.
968 2008-10-29 Steve Ellcey <sje@cup.hp.com>
971 * libgcov.c ( __gcov_indirect_call_profiler): Check
972 TARGET_VTABLE_USES_DESCRIPTORS.
974 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
976 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
977 (INITIAL_FRAME_POINTER_OFFSET): Remove.
978 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
979 offset if eliminating soft frame pointer.
980 * config/spu/spu.md (stack_protect_set, stack_protect_test)
981 (stack_protect_test_si): Add initial machine description
982 for Stack Smashing Protector
984 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
987 * c-common.c (min_precision): Move to...
988 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
989 * tree.h (tree_int_cst_min_precision): Declare.
990 * c-common.h (min_precision): Delete declaration.
991 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
992 multiplication of non-negative integer constants.
993 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
994 tree_int_cst_min_precision.
995 (finish_enum): Likewise.
997 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1000 * convert.c (convert_to_real): Do not optimize conversions of
1001 binary arithmetic operations between binary and decimal
1002 floating-point types. Consider mode of target type in determining
1003 decimal type for arithmetic. Unless
1004 flag_unsafe_math_optimizations, do not optimize binary conversions
1005 where this may change rounding behavior.
1006 * real.c (real_can_shorten_arithmetic): New.
1007 * real.h (real_can_shorten_arithmetic): Declare.
1009 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1011 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1012 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1013 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1015 (must_save_p): For some workarounds, interrupts need to clobber a
1017 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1018 and LC1 for WA_05000257.
1019 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1020 WA_05000283 and WA_05000315.
1021 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1022 (movbi): Add alternative to set CC to 1; improve code for setting
1024 (dummy_load): New pattern.
1026 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1029 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1030 BLKmode for non-memory, convert using a wider MODE_INT mode
1034 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1035 that haven't been removed yet.
1037 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1039 * config/bfin/bfin.c (struct machine_function): New member
1040 has_loopreg_clobber.
1041 (bfin_expand_movmem): Set it when generating memcpy insns.
1042 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1043 expand_epilogue_reg_restore): If we have hardware loops,
1044 memcpy insns (indicated by has_loopreg_clobber) or function
1045 calls, we need to save the loop registers.
1047 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1049 * config/i386/i386.c (core2_cost): Fix typos in comments.
1051 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1054 * combine.c (make_compound_operation): Don't call make_extraction with
1055 non-positive length.
1056 (simplify_shift_const_1): Canonicalize count even if complement_p.
1058 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1060 * convert.c (strip_float_extensions): Do not remove or introduce
1061 conversions between binary and decimal floating-point types.
1063 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1066 * fold-const.c (distribute_bit_expr): Convert common, left and
1067 right arguments to type.
1069 2008-10-28 Nick Clifton <nickc@redhat.com>
1071 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1072 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1073 call_really_used_regs array rather than the call_used_regs array.
1074 (mn10300_get_live_callee_saved_regs, expand_prologue,
1075 expand_epilogue, output_tst): Likewise.
1077 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1080 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1081 (df_get_entry_block_def_set): Neither here.
1082 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1084 PR tree-optimization/37879
1085 * predict.c (tree_estimate_probability): Check if last_stmt is
1086 non-NULL before dereferencing it.
1088 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1090 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1091 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1092 (ira_fast_allocation): Remove the prototype.
1094 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1095 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1096 (color_pass): Modify the updated costs.
1097 (ira_color): Rename to color. Make it static.
1098 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1099 (ira_color): New function.
1101 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1104 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1106 (set_allocno_live, clear_allocno_live, mark_ref_live,
1107 mark_ref_dead): Invalidate corresponding element of
1108 allocno_saved_at_call.
1109 (process_bb_node_lives): Increment last_call_num. Setup
1110 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1111 allocno was already saved.
1112 (ira_create_allocno_live_ranges): Initiate last_call_num and
1113 allocno_saved_at_call.
1115 * ira-build.c (ira_create_allocno): Initiate
1116 ALLOCNO_UPDATED_COVER_CLASS_COST.
1117 (create_cap_allocno, propagate_allocno_info,
1118 remove_unnecessary_allocnos): Remove setting updated costs.
1119 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1121 * ira.c (ira): Don't call ira_fast_allocation.
1123 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1126 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1129 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1131 * ira-int.h (ira_hard_regno_cover_class): New.
1133 * ira-lives.c (mark_reg_live, mark_reg_dead,
1134 process_bb_node_lives): Use ira_hard_regno_cover_class.
1136 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1137 (setup_hard_regno_cover_class): New function.
1138 (ira_init): Call setup_hard_regno_cover_class.
1140 * ira-costs.c (cost_class_nums): Add comment.
1141 (find_allocno_class_costs): Initiate cost_class_nums.
1142 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1144 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1147 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1148 Rename to copy_info_to_removed_store_destinations. Propagate
1149 conflict hard regs and register stack attribute.
1151 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1154 * pa.c (function_arg_padding): Pad complex and vector types
1155 upward in 64-bit runtime.
1156 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1158 2008-10-26 Matthias Klose <doko@ubuntu.com>
1160 * doc/install.texi: Document requirements on antlr.
1162 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1164 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1167 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1170 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1171 is defined, use it to modify the constant offset.
1173 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1175 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1176 and short arguments to the correct location as mandated by the ABI.
1178 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1180 PR rtl-optimization/37769
1181 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1183 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1185 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1186 unwind-dw2-Os-4-200.o.
1188 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1190 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1191 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1193 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1195 PR tree-optimization/36038
1196 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1197 add sizetype IV with initial value zero instead of pointer type.
1199 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1202 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1203 around bit operation.
1204 * profile.c (is_edge_inconsistent): Likewise.
1205 * fold-const.c (truth_value_p): Move from here...
1206 * tree.h (truth_value_p): ... to here.
1207 * c-tree.h (c_expr): Update description of original_code.
1208 * c-typeck.c (parser_build_unary_op): Set original_code.
1209 (parser_build_binary_op): Update call to warn_about_parentheses.
1210 * c-common.c (warn_about_parentheses): Take two additional
1211 arguments of the operands. Use a switch. Quote operators
1212 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1213 Add warning about !x | y and !x & y.
1214 * c-common.h (warn_about_parentheses): Update declaration.
1216 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1218 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1219 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1220 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1222 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1223 (check-%): For test targets listed in lang_checks_parallelized
1224 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1225 run the testing in multiple make goals, possibly parallel, and
1226 afterwards run dg-extract-results.sh to merge the sum and log files.
1228 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1230 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1231 (mips_move_to_gpr_cost): Likewise.
1232 (mips_move_from_gpr_cost): Likewise.
1233 (mips_register_move_cost): Make more fine-grained.
1235 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1237 * graphite.c (graphite_apply_transformations): Check for
1238 -fgraphite-identity.
1239 * toplev.c (process_options): Add graphite_identity.
1240 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1242 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1244 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1245 mulhisihl and mulhisihh builtins.
1247 From Jie Zhang <jie.zhang@analog.com>
1248 * config/bfin/bfin.md (composev2hi): Put operands into vector
1251 2008-10-22 Chao-ying Fu <fu@mips.com>
1253 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1255 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1257 From Mike Frysinger <michael.frysinger@analog.com>
1258 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1259 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1260 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1261 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1262 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1263 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1264 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1265 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1266 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1267 __ADSPBF51x__ for all of them.
1268 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1269 -mcpu bf512, bf514, bf516, and bf518.
1270 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1271 bf512-none, bf514-none, bf516-none, and bf518-none.
1272 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1273 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1274 * doc/invoke.texi (Blackfin Options): Document that
1275 -mcpu now accepts bf512, bf514, bf516, and bf518.
1277 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1280 * fold-const.c (build_range_type): For 1 .. signed_max
1281 range call build_nonstandard_inter_type if signed_type_for
1282 returned a type with bigger precision.
1284 2008-10-22 Richard Guenther <rguenther@suse.de>
1286 * tree.def (COMPLEX_TYPE): Constrain element type.
1287 * tree.c (build_complex_type): Assert that.
1288 * tree-ssa-structalias.c (could_have_pointers): Complex types
1289 cannot have pointers.
1291 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1294 * c-typeck.c (convert_for_assignment): Do not give declaration's
1295 location for builtins. Spell out which type was expected and which
1298 2008-10-22 Nick Clifton <nickc@redhat.com>
1300 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1301 the fdpic register to be a target when running in fdpic mode.
1303 2008-10-22 Rafael Espindola <espindola@google.com>
1305 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1306 newly created statements.
1308 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1311 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1312 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1313 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1315 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1318 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1319 Adjust -mcmodel=medium description for 2005-07-31 changes.
1321 2008-10-22 Jan Hubicka <jh@suse.cz>
1322 Jakub Jelinek <jakub@redhat.com>
1325 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1327 2008-10-21 Richard Henderson <rth@redhat.com>
1330 * emit-rtl.c (get_spill_slot_decl): Export.
1331 * emit-rtl.h (get_spill_slot_decl): Declare.
1332 * var-tracking.c (vt_add_function_parameters): Relax assertion
1333 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1335 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1337 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1338 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1341 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1344 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1345 processed by get_maxval_strlen.
1347 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1350 * tree.c (get_file_function_name): Copy first_global_object_name.
1351 Centralize call to clean_symbol_name.
1353 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1355 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1356 * config/svr4.h (SVR4_ASM_SPEC): New.
1357 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1358 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1360 * doc/invoke.texi (Option Summary): Add -T to linker options.
1361 (Link Options): Document -T.
1363 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1365 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1368 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1371 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1373 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1375 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1378 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1380 * doc/install.texi: Fix typos in previous patch.
1382 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1384 * doc/install.texi: Document in-tree building of gcc and mpfr.
1386 2008-10-19 Richard Guenther <rguenther@suse.de>
1388 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1390 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1393 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1394 (build_enumerator): Convert enumerators that fit in integer to
1397 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/i386.md (unnamed peephole2): Do not force memory
1400 operands of arith or logical instructions into registers for
1401 non-TARGET_READ_MODIFY targets.
1403 (ffs_cmove): Change operand 0 predicate to register_operand.
1404 Change operand 1 predicate to nonimmediate_operand.
1406 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1408 2008-10-18 Richard Guenther <rguenther@suse.de>
1410 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1411 VIEW_CONVERT_EXPR case against invalid gimple.
1413 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1415 * c-parser.c (c_parser_binary_expression): Silence the
1416 uninitialized variable warning emitted for binary_loc.
1418 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1420 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1423 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1426 * c-typeck.c (build_unary_op): Use omit_one_operand for
1427 IMAGPART_EXPR of real argument.
1429 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1431 PR tree-optimization/37664
1432 * fold-const.c (fold_binary): When optimizing comparison with
1433 highest or lowest type's value, don't consider TREE_OVERFLOW.
1435 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1438 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1439 * coverage.c: Include tm_p.h.
1440 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1441 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1442 dollar signs from PREFIX.
1443 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1444 instead of manual strip_name_encoding.
1446 2008-10-16 Richard Guenther <rguenther@suse.de>
1449 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1450 volatile qualified functions or methods as relevant.
1452 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1454 PR tree-optimization/37525
1455 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1456 sizetype unsigned constants, both in the case of C and bounds.
1458 2008-10-15 Jan Hubicka <jh@suse.cz>
1460 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1462 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1465 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1466 HARD_REGNO_CALL_PART_CLOBBERED.
1468 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1471 * ira-lives.c (mark_early_clobbers): Remove.
1472 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1473 check_and_make_def_conflicts,
1474 make_early_clobber_and_input_conflicts,
1475 mark_hard_reg_early_clobbers): New functions.
1476 (process_bb_node_lives): Call
1477 make_early_clobber_and_input_conflicts and
1478 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1480 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1481 early clobbers of pseudo-registers.
1483 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1486 * ira-build.c (ira_flattening): Recalculate
1487 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1488 from the scratch instead of the propagation.
1490 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1492 * doc/rtl.texi (const_double): Remove the "addr" operand.
1493 Describe CONST_DOUBLE_* macros under const_double rather
1495 (const_fixed): Fix the operand description.
1496 (const): Add an @findex directive.
1497 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1498 after the constant rtl table.
1499 (fix): Combine floating-point and fixed-point descriptions.
1501 * sched-deps.c (sched_analyze_2): Remove reference to
1504 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1506 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1508 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1509 for UNSPEC_GOTSYM_OFFs.
1510 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1511 (add_GOT_to_pic_reg): Use it.
1512 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1514 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1515 Harsha Jagasia <harsha.jagasia@amd.com>
1517 PR tree-optimization/37485
1518 * graphite.c (gmp_cst_to_tree): Moved.
1519 (iv_stack_entry_is_constant): New.
1520 (iv_stack_entry_is_iv): New.
1521 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1522 (loop_iv_stack_insert_constant): New.
1523 (loop_iv_stack_pop): Use new datatpype.
1524 (loop_iv_stack_get_iv): Same.
1525 (loop_iv_stack_get_iv_from_name): Same.
1526 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1527 (loop_iv_stack_patch_for_consts): New.
1528 (loop_iv_stack_remove_constants): New.
1529 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1530 (translate_clast): Call loop_iv_stack_patch_for_consts and
1531 loop_iv_stack_remove_constants.
1532 (gloog): Use new datatype. Redirect construction edge to end
1533 block to avoid accidental deletion.
1534 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1536 (union iv_stack_entry_data): New. Data in iv stack entry.
1537 (struct iv_stack_entry): New. Datatype for iv stack entries.
1539 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1541 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1542 * graphite.c (free_scop): Same.
1543 (build_scops): Same.
1544 (free_scattering): New.
1545 (build_cloog_prog): Call free_scattering.
1546 (patch_phis_for_virtual_defs): Fix memleak.
1547 (graphite_trans_bb_strip_mine): Same.
1548 (limit_scops): Same.
1550 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1551 Harsha Jagasia <harsha.jagasia@amd.com>
1553 PR tree-optimization/37828
1554 * graphite.c (graphite_trans_loop_block): Do not loop block
1555 single nested loops.
1557 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1559 PR tree-optimization/37686
1560 * tree-loop-linear.c (linear_transform_loops): Build a
1561 loop nest vector. Pass it to lambda_compute_access_matrices.
1562 * tree-data-ref.h (struct access_matrix): Store the loop nest
1563 relative to which it encodes the information.
1564 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1565 (am_vector_index_for_loop): Reimplemented: iterate over the
1566 loop nest for finding the loop index in the access matrix.
1567 (lambda_compute_access_matrices): Update declaration.
1568 * lambda-code.c (build_access_matrix): Pass the loop nest and
1570 (lambda_compute_access_matrices): Same.
1572 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1574 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1575 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1576 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1577 already implies hard float. Also fix several insn condition
1578 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1580 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1583 Based on patches by Laurent Vivier.
1584 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1585 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1586 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1587 dollar sign to underscore.
1588 (ASM_OUTPUT_EXTERNAL): Same.
1589 (ASM_OUTPUT_LABELREF): New.
1590 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1592 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1593 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1594 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1595 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1597 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1599 PR tree-optimization/36881
1600 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1601 that each value doesn't need runtime relocations, for !flag_pic
1602 check that each value is just a valid initializer constant.
1604 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1606 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1607 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1608 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1609 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1611 (REG_CLASS_NAMES): Update accordingly.
1612 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1613 rather than an unpredictable descriptive string.
1614 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1615 (mips_register_move_cost): Check for specific COP*_REGS classes,
1616 instead of ALL_COP_AND_GR_REGS.
1617 (mips_ira_cover_classes): New function.
1618 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1619 (TARGET_IRA_COVER_CLASSES): Define.
1621 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1624 * tree.c (build_type_attribute_qual_variant): Hash on the
1625 unqualified type, and don't overwrite an existing
1626 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1627 allow distinguishing between wchar_t and its underlying type. This
1628 also means that we'll retain a little more typedef information.
1630 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1631 Dmitry Melnik <dm@ispras.ru>
1632 Dmitry Zhurikhin <zhur@ispras.ru>
1633 Alexander Monakov <amonakov@ispras.ru>
1634 Maxim Kuvyrkov <maxim@codesourcery.com>
1636 * target.h (struct gcc_target): Update prototypes of needs_block_p
1638 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1639 * sel-sched.c (create_speculation_check): Likewise.
1640 * doc/tm.texi: Provide documentation for new target hooks.
1642 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1643 (ia64_gen_spec_insn): Removed.
1644 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1645 ia64_gen_spec_check): New static functions.
1646 (ia64_alloc_sched_context, ia64_init_sched_context,
1647 ia64_set_sched_context, ia64_clear_sched_context,
1648 ia64_free_sched_context, ia64_get_insn_spec_ds,
1649 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1650 (ia64_needs_block_p): Change prototype.
1651 (ia64_gen_check): Rename to ia64_gen_spec_check.
1652 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1653 into declaration, add special memory dependencies handling.
1654 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1655 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1656 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1657 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1658 Define new target hooks.
1659 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1660 (ia64_optimization_options): Turn on selective scheduling with -O3,
1661 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1662 default with selective scheduling.
1663 (ia64_override_options): Initialize align_loops and align_functions
1664 to 32 and 64, respectively. Set global selective scheduling flags
1665 according to target-dependent flags.
1666 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1667 (group_barrier_needed): Use new mstop-bit-before-check flag.
1669 (dfa_state_size): Make global.
1670 (spec_check_no, max_uid): Remove.
1671 (mem_ops_in_group, current_cycle): New variables.
1672 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1673 Initialize new variables.
1674 (is_load_p, record_memory_reference): New functions.
1675 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1677 (ia64_variable_issue): Change use of current_sched_info to
1678 sched_deps_info. Update comment. Note if a load or a store is issued.
1679 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1680 advance if maximal number of loads or stores was issued on current
1682 (scheduled_good_insn): New static helper function.
1683 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1684 a group barrier is needed. Fix vertical spacing. Guard the code
1685 doing state transition with last_scheduled_insn check.
1686 Mark that a stop bit should be before current insn if there was a
1687 cycle advance. Update current_cycle and mem_ops_in_group.
1688 (ia64_h_i_d_extended): Change use of current_sched_info to
1689 sched_deps_info. Reallocate stops_p by larger chunks.
1690 (struct _ia64_sched_context): New structure.
1691 (ia64_sched_context_t): New typedef.
1692 (ia64_alloc_sched_context, ia64_init_sched_context,
1693 ia64_set_sched_context, ia64_clear_sched_context,
1694 ia64_free_sched_context): New static functions.
1695 (gen_func_t): New typedef.
1696 (get_spec_load_gen_function): New function.
1697 (SPEC_GEN_EXTEND_OFFSET): Declare.
1698 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1699 (get_mode_no_for_insn): Change the condition that prevents use of
1700 special hardware registers so it can now handle pseudos.
1701 (get_spec_unspec_code): New function.
1702 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1703 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1704 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1705 during selective scheduling.
1706 (ia64_speculate_insn): Use ds_get_speculation_types when
1707 determining whether we need to change the pattern.
1708 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1709 (ia64_spec_check_src_p): Support new speculation/check codes.
1710 (struct bundle_state): New field.
1711 (issue_nops_and_insn): Initialize it.
1712 (insert_bundle_state): Minimize mid-bundle stop bits.
1713 (important_for_bundling_p): New function.
1714 (get_next_important_insn): Use important_for_bundling_p.
1715 (bundling): When shifting TImode from unimportant insns, ignore
1716 also group barriers. Assert that best state is found before
1717 the backward bundling pass. Print number of mid-bundle stop bits.
1718 Minimize mid-bundle stop bits. Check correct calculation of
1719 mid-bundle stop bits.
1720 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1721 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1723 (sel2_run): New variable.
1724 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1725 selective scheduling pass instead of schedule_ebbs.
1727 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1728 (UNSPEC_LDS_A): New UNSPEC.
1729 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1730 movti_internal, movsf_internal, movdf_internal,
1731 movxf_internal): Make visible. Add speculable* attributes.
1732 (output_c_nc): New mode attribute.
1733 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1734 mov<mode>_nc, zero_extend<mode>di2_nc,
1735 advanced_load_check_nc_<mode>): New insns.
1736 (zero_extend*): Add speculable* attributes.
1738 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1739 (msched-stop-bits-after-every-cycle): Likewise.
1740 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1742 (msched-spec-verbose): Remove.
1743 (msched-prefer-non-data-spec-insns,
1744 msched-prefer-non-control-spec-insns,
1745 msched-count-spec-in-critical-path,
1746 msel-sched-dont-check-control-spec): Use Target Report Var
1747 instead of Common Report Var.
1749 * config/ia64/itanium2.md: Remove incorrect bypass.
1751 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1753 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1756 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1757 and -fhelp=separate.
1759 2008-10-14 Ben Elliston <bje@au.ibm.com>
1761 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1763 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1765 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1768 2008-10-13 Matthias Klose <doko@ubuntu.com>
1770 * config/pa/linux-atomic.c: Work around missing header file
1771 for hppa64-linux-gnu targets.
1773 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1774 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1775 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1776 Grace Cao <grace_cao@playstation.sony.com>
1778 * doc/invoke.texi (-mgen-cell-microcode): Document.
1779 (-mwarn-cell-microcode): Document.
1780 * cfglayout.c (locator_location): Export.
1781 * rtl.h (locator_location): Define prototype.
1782 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1784 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1785 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1786 (mwarn-cell-microcode): New option.
1787 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1788 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1789 cell and not already set.
1790 Turn off string instructions if not generating cell microcode.
1791 (rs6000_final_prescan_insn): New function that warns about microcoded
1793 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1794 * config/rs6000/rs6000.md
1795 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1796 the instruction would have been microcoded on the Cell. Set
1797 cell_micro to always on unnamed patterns for the string instructions.
1798 (cell_micro): Update definition, remove load/store conditional
1800 (sign_extend:DI): Define new pattern for non microcoded version.
1801 (sign_extend:SI): Likewise.
1802 (compare (div:P)): Set cell_micro to not.
1803 (andsi3): Define as an expand.
1804 (andsi3_mc): New pattern.
1805 (andsi3_nomc): New pattern.
1806 (andsi3_internal0_nomc): New pattern.
1807 (andsi3_internal2): Rename to ...
1808 (andsi3_internal2_mc): this and enable iff generating microcode.
1809 (andsi3_internal3): Rename to ...
1810 (andsi3_internal3_mc): this and enable iff generating microcode.
1811 (andsi3_internal4): Enable iif generating microcode.
1812 (andsi3_internal5): Rename to ..
1813 (andsi3_internal5_mc): this and enable iff generating microcode.
1814 (andsi3_internal5_nomc): New pattern.
1815 (extzvdi_internal1): Enable iff generating microcode.
1816 (extzvdi_internal2): Likewise.
1817 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1818 (anddi3): Change to expand.
1819 (anddi3_mc): Rename from anddi3.
1820 (anddi3_no_mc): New pattern.
1821 (anddi3_internal2): Rename to ..
1822 (anddi3_internal2_mc): this and enable iff generating microcode.
1823 (anddi3_internal2_nomc): New pattern.
1824 (anddi3_internal3): Rename to ..
1825 (anddi3_internal3_mc): this and enable iff generating microcode.
1826 (anddi3_internal3_nomc): New pattern.
1827 (movti_string): Set cell_micro to always if TARGET_STRING.
1828 (stmsi8): Set cell_micro to always.
1834 (stmsi8_power): Likewise.
1835 (stmsi7_power): Likewise.
1836 (stmsi6_power): Likewise.
1837 (stmsi5_power): Likewise.
1838 (stmsi4_power): Likewise.
1839 (stmsi3_power): Likewise.
1840 (movsi_update2): Enable iff generating microcode.
1841 (movhi_update3): Likewise.
1842 (lmw): Set cell_micro to always.
1844 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1846 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1847 * config/s390/s390.c (machine_function): Remove
1848 decomposed_literal_pool_addresses_ok_p.
1849 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1850 the difference of two labels.
1851 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1852 (s390_pool_offset): New function.
1853 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1854 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1856 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1858 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1859 (powerpc*-*-linux-gnu*): Describe.
1860 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1861 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1862 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1863 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1864 config/rs6000/e500crtres32gpr.asm,
1865 config/rs6000/e500crtres64gpr.asm,
1866 config/rs6000/e500crtres64gprctr.asm,
1867 config/rs6000/e500crtrest32gpr.asm,
1868 config/rs6000/e500crtrest64gpr.asm,
1869 config/rs6000/e500crtresx32gpr.asm,
1870 config/rs6000/e500crtresx64gpr.asm,
1871 config/rs6000/e500crtsav32gpr.asm,
1872 config/rs6000/e500crtsav64gpr.asm,
1873 config/rs6000/e500crtsav64gprctr.asm,
1874 config/rs6000/e500crtsavg32gpr.asm,
1875 config/rs6000/e500crtsavg64gpr.asm,
1876 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1877 * config/rs6000/crtsavres.asm: Really remove.
1879 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1882 * c-format.c (convert_format_name_to_system_name): Use
1883 TARGET_OVERRIDES_FORMAT_INIT.
1884 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1885 * config/i386/mingw.opt: New.
1886 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1887 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1888 (ms_printf_length_specs): Removed const specifier.
1889 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1890 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1892 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1894 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1895 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1897 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1900 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1901 sure that ref has valid bb.
1903 2008-10-12 Richard Henderson <rth@redhat.com>
1906 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1907 * alias.c (value_addr_p, stack_addr_p): Remove.
1908 (nonoverlapping_memrefs_p): Remove IRA special case.
1909 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1910 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1911 * reload1.c (alter_reg): Use it.
1913 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1915 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1916 of registers instead of eax, ebx, ecx and edx. Use for loop
1917 and check register for non-zero value before the call
1918 to decode_caches_intel.
1920 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1922 PR rtl-optimization/37448
1923 * df.h: (df_ref_class): New enum.
1924 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1925 (struct df_ref): Replaced with union df_ref_d.
1926 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1927 New members of df_ref_d union.
1928 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1929 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1930 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1931 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1932 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1933 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1934 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1935 (df_scan_bb_info, df_bb_regno_first_def_find,
1936 df_bb_regno_last_def_find, df_find_def, df_find_use,
1937 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1938 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1939 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1940 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1941 Replaced struct df_ref * with df_ref.
1942 * df-scan.c (df_collection_rec, df_null_ref_rec,
1943 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1944 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1945 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1946 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1947 df_reorganize_refs_by_reg_by_reg,
1948 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1949 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1950 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1951 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1952 df_bb_refs_record, df_exit_block_uses_collect,
1953 df_record_exit_block_uses, df_reg_chain_mark,
1954 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1955 df_ref * with df_ref.
1956 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1957 df_ref_class parameter.
1958 (df_scan_problem_data): Added new pools for different types of refs.
1959 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1960 df_ref_create_structure): Processed new ref pools.
1961 (df_scan_start_dump): Added counts of refs and insns.
1962 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1963 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1964 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1965 code to pass df_ref_class down to ref creation functions.
1966 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1967 df_reg_chain_mark): Use macros to hide references to df_refs.
1968 (df_ref_chain_change_bb): Removed.
1969 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1970 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1971 Enhanced to understand df_ref union structure.
1972 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1973 all_uses_available_at, update_df, try_fwprop_subst,
1974 forward_propagate_subreg, forward_propagate_and_simplify,
1975 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1976 df_ref * with df_ref.
1977 (use_killed_between, all_uses_available_at): Use macros to hide
1978 references to df_refs.
1979 * regstat.c (regstat_bb_compute_ri,
1980 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1982 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1983 see_handle_relevant_refs, see_analyze_one_def,
1984 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1985 struct df_ref * with df_ref.
1986 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1987 global_conflicts): Replaced struct df_ref * with df_ref.
1988 * ddg.c (create_ddg_dep_from_intra_loop_link,
1989 add_cross_iteration_register_deps, build_inter_loop_deps):
1990 Replaced struct df_ref * with df_ref.
1991 (create_ddg_dep_from_intra_loop_link,
1992 add_cross_iteration_register_deps): Use macros to hide references
1994 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1995 df_ref * with df_ref.
1996 * df-core.c (df_bb_regno_first_def_find,
1997 df_bb_regno_last_def_find, df_find_def, df_find_use,
1998 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1999 debug_df_ref): Replaced struct df_ref * with df_ref.
2000 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2001 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2003 * web.c (union_defs, entry_register, replace_ref, web_main):
2004 Replaced struct df_ref * with df_ref.
2005 (union_defs, replace_ref): Use macros to hide references to df_refs.
2006 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2007 Replaced struct df_ref * with df_ref.
2008 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2009 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2010 Replaced struct df_ref * with df_ref.
2011 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2012 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2014 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2015 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2016 df_compute_accessed_bytes_strict_low_part,
2017 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2018 Replaced struct df_ref * with df_ref.
2019 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2020 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2021 df_ref * with df_ref.
2022 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2023 check_dependency, check_dependencies, record_uses): Replaced
2024 struct df_ref * with df_ref.
2025 (invariant_for_use, check_dependency): Use macros to hide
2026 references to df_refs.
2027 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2028 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2029 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2030 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2031 references to df_refs.
2032 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2034 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2035 * df-problems.c (df_rd_bb_local_compute_process_def,
2036 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2037 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2038 df_chain_remove_problem, df_chain_create_bb_process_use,
2039 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2040 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2041 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2042 df_byte_lr_simulate_artificial_refs_at_top,
2043 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2044 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2045 df_simulate_uses, df_simulate_artificial_refs_at_end,
2046 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2048 (df_chain_dump): Use macros to hide references to df_refs.
2049 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2050 df_ref * with df_ref.
2051 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2052 mark_artificial_uses, mark_reg_dependencies,
2053 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2055 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2057 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2059 (array_ref_element_size): Likewise.
2060 (array_ref_low_bound): Likewise.
2061 (array_ref_up_bound): Likewise.
2062 * expr.c (contains_packed_reference): Likewise.
2063 (array_ref_element_size): Likewise.
2064 (array_ref_low_bound): Likewise.
2065 (array_ref_up_bound): Likewise.
2066 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2067 with ARRAY_RANGE_REF.
2068 (idx_find_step): Likewise.
2069 (idx_record_use): Likewise.
2070 (strip_offset_1): Likewise.
2071 (idx_remove_ssa_names): Likewise.
2073 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2074 Andi Kleen <ak@linux.intel.com>
2076 * config/i386/cpuid.h (__cpuid_count): New defines.
2077 * config/i386/driver-i386.c (struct cache_desc): New structure.
2078 (describe_cache): Use struct cache_desc to pass cache descriptions.
2079 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2080 (detect_caches_amd): Use struct cache_desc to describe caches.
2081 (decode_caches_intel): Use struct cache_desc to pass cache
2082 descriptions. Update descriptions to match latest (rev -032,
2083 December 2007) CPUID documentation. Do not check valid bit here.
2084 Check for Xeon MP value 0x49 problems.
2085 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2086 Check valid bit before calling decode_caches_intel. Detect number
2087 of times to repeat CPUID instruction.
2088 (detect_caches_cpuid4): New function.
2089 (detect_caches_intel): Depending on max_level, call
2090 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2091 only when other methods fail to provide valid L2 cache description.
2093 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2096 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2097 it to PIC call patterns.
2098 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2099 code generation and attributes from pattern. Change peephole2 to
2100 split for noreturn case. Revise split pattern for non noreturn case.
2101 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2102 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2103 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2106 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2108 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2109 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2111 (divdf3): Reformat long line.
2113 2008-10-11 Michael J. Eager <eager@eagercon.com>
2115 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2117 (rs6000_handle_option): Process -mfpu options.
2118 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2119 (enum fpu_type_t): New.
2120 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2121 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2123 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2124 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2125 * config/rs6000/rs6000.opt (-mfpu): New.
2126 (-mxilinx-fpu): New.
2127 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2128 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2129 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2130 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2131 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2133 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2136 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2137 LO_SUM on Darwin if mode has just one unit.
2139 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2142 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2143 has been optimized out.
2145 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2147 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2148 instead of PIC_DIRECT_ADDR_P.
2149 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2150 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2151 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2152 (PIC_OFFSET_P): Rename to...
2153 (PCREL_SYMOFF_P): ...this.
2154 (PIC_DIRECT_ADDR_P): Delete.
2155 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2157 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2158 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2159 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2160 * config/sh/sh.c (print_operand): Remove CONST handling.
2161 (unspec_caller_rtx_p): Rewrite to use split_const and check
2162 the operands of UNSPEC bases.
2163 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2164 with (unspec [A B] UNSPEC_SYMOFF).
2165 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2166 UNSPEC_PCREL_SYMOFF.
2167 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2168 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2169 (UNSPEC_EXTRACT_U16): Likewise.
2170 (UNSPEC_SYMOFF): Likewise.
2171 (UNSPEC_PCREL_SYMOFF): Likewise.
2172 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2174 (movsi_const_16bit): Likewise.
2175 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2176 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2177 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2178 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2179 with (unspec [A B] UNSPEC_SYMOFF).
2180 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2181 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2182 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2183 (Csu): Likewise UNSPEC_EXTRACT_U16.
2184 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2185 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2187 2008-10-10 Stepan Kasal <skasal@redhat.com>
2189 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2190 for loop strip mining and loop blocking.
2192 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2194 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2195 vary types depending on debug info.
2197 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2199 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2200 before ensuring it's already computed.
2202 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2204 * rtl.h (locator_eq): New decl.
2205 * cfglayout.c (locator_scope): New function.
2206 (insn_scope): Use it.
2207 (locator_eq): New function.
2208 (fixup_reorder_chain): Search for last insn in src bb
2209 that has locator set or first insn in dest bb. Use
2210 locator_eq instead of == to compare locators.
2211 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2212 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2213 == to compare locators.
2215 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2217 * gimple-low.c (lower_function_body, lower_gimple_return,
2218 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2219 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2220 goto_block on edges if goto_locus is known.
2223 * tree.h (get_object_alignment): Declare.
2224 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2225 get_object_alignment if needed.
2226 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2228 (get_object_alignment): ... here. New function. Try harder to
2229 determine alignment from get_inner_reference returned offset.
2231 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2233 * graphite.c (gloog): Don't call find_unreachable_blocks
2234 before delte_unreachable_blocks.
2236 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2237 goto_locus of true_edge into RTL locator.
2239 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2241 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2242 (*jcc_btdi_mask_rex64): Ditto.
2244 (*jcc_btsi_mask): Ditto.
2245 (*jcc_btsi_1): Ditto.
2246 (*jcc_btsi_mask_1): Ditto.
2248 2008-10-08 Paul Brook <paul@codesourcery.com>
2250 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2251 compatible profiler (__gnu_mcount_nc).
2252 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2254 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2256 * config/i386/i386.c (initial_ix86_tune_features): Add
2257 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2258 * config/i386/i386.h (ix86_tune_indices): Likewise.
2259 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2261 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2262 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2263 for FP to FP splitters.
2265 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2267 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2270 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2274 PR rtl-optimization/37341
2275 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2276 to ORIG_BB, pass through ORIG_BB recursively.
2277 (cse_condition_code_reg): Adjust caller.
2279 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2281 * sdbout.c (sdbout_one_type): Treat the value type
2282 CONST_DECL for enumerals.
2284 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2286 * config/i386/i386.md: Remove trailing white spaces.
2288 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2290 PR rtl-optimization/37448
2291 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2292 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2294 (struct output_info) [count]: Renamed total_created and made
2296 (struct output_info) [size]: Renamed total_allocated and made
2298 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2299 Properly keep track of desc->size.
2300 (print_statistics, dump_alloc_pool_statistics): Enhance the
2301 printing of statistics to print the number of elements and to use
2304 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2307 * opts.h (CL_SAVE): Move up to flags range.
2308 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2309 CL_COMMON): Renumber.
2310 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2311 * opts.c (common_handle_option): Revert last change.
2313 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2315 * config/i386/i386-protos.h (ix86_schedule): New.
2317 * config/i386/i386.c (ix86_schedule): New.
2318 (override_options): Add schedule to processor_alias_table. Set
2319 ix86_schedule from the schedule field in processor_alias_table.
2320 (ix86_function_specific_save): Save ix86_schedule.
2321 (ix86_function_specific_restore): Restore ix86_schedule.
2323 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2324 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2327 * config/i386/i386.opt: Add schedule.
2329 * config/i386/ppro.md: Remove generic32.
2331 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2334 * expr.c (count_type_elements): Handle ERROR_MARK.
2336 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2341 * basic-block.h (struct edge_def): Add goto_block field.
2342 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2343 one insn with locus corresponding to edge's goto_locus if !optimize.
2344 * profile.c (branch_prob): Copy edge's goto_block.
2345 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2347 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2348 locator in between the merged basic blocks if !optimize and needed.
2349 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2350 goto_locus into RTL locator. For unconditional jump use that
2351 locator for the jump insn.
2352 (expand_gimple_cond): Convert goto_block and goto_locus into
2353 RTL locator for all remaining edges. For unconditional jump
2354 use that locator for the jump insn.
2355 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2356 there is more than one edge or insn locator along the forwarding
2357 edges and !optimize. If there is just one, set e->goto_locus.
2358 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2360 (move_block_to_fn): Adjust edge's goto_block.
2362 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2365 * expmed.c (expand_mult): Properly check DImode constant in
2368 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2371 * dwarf2out.c (common_block_die_table): New variable.
2372 (common_block_die_table_hash, common_block_die_table_eq): New
2374 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2375 COMMON block in the current scope rather than globally. Optimize
2376 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2377 DW_OP_addr SYMBOL_REF+off.
2379 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2381 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2382 Return true for non-addressable GIMPLE operands.
2384 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2387 * config/i386/i386.c (initial_ix86_tune_features): Remove
2388 X86_TUNE_USE_BIT_TEST.
2389 * config/i386/i386.h (ix86_tune_indices): Likewise.
2390 (TARGET_USE_BIT_TEST): Removed.
2392 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2394 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2396 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2398 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2399 (mul<mode>3_mul3): ... into this new template.
2401 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2403 * gimplify.c (gimplify_arg): Add location argument. Use it.
2404 (gimplify_call_expr): Pass location to gimplify_arg.
2405 (gimplify_modify_expr_to_memcpy): Same.
2406 (gimplify_modify_expr_to_memset): Same.
2408 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2410 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2411 Update calls to build_unary_op and build_indirect_ref for location
2414 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2417 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2418 * c-typeck.c (array_to_pointer_conversion): Pass location to
2420 (function_to_pointer_conversion): Use error_at and warning_at.
2421 (build_indirect_ref): Same.
2422 (build_array_ref): Pass location to build_binary_op.
2423 (parser_build_unary_op): Do not set location after calling
2425 (build_unary_op): Add location argument. Use it throughout. Set
2426 EXPR_LOCATION before returning new tree.
2427 (build_modify_expr): Same.
2428 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2430 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2431 build_indirect_ref, build_modify_expr.
2432 (c_finish_omp_for): Same. Use error_at instead of error.
2433 * c-common.c (c_common_truthvalue_conversion): Pass location to
2435 (warn_for_div_by_zero): Add location argument.
2436 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2437 build_unary_op, warn_for_div_by_zero.
2438 * c-parser.c (c_parser_typeof_specifier): Use
2439 protected_set_expr_location.
2440 (c_parser_statement_after_labels): Same.
2441 (c_parser_condition): Same.
2442 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2443 (c_parser_conditional_expression): Use protected_set_expr_location.
2444 (c_parser_unary_expression): Pass location to build_indirect_ref.
2445 (c_parser_postfix_expression_after_primary): Pass location to
2446 build_indirect_ref, build_unary_op.
2447 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2449 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2451 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2452 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2453 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2455 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2456 (mips_issue_rate): Handle PROCESSOR_R10000.
2457 * config/mips/mips.md (cpu): Add r10000.
2459 * config/mips/10000.md: New file.
2461 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2463 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2464 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2465 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2467 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2469 * config/darwin-protos.h (machopic_function_base_name): Delete.
2470 (machopic_function_base_sym): Likewise.
2471 (machopic_gen_offset): Declare.
2472 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2473 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2474 * config/darwin.c (machopic_function_base_name): Delete.
2475 (machopic_function_base_sym): Likewise.
2476 (gen_pic_offset): Rename to...
2477 (machopic_gen_offset): ...this and remove the pic_base argument.
2478 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2479 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2480 crtl->uses_pic_offset_table.
2481 (machopic_indirect_data_reference): Use new machopic_gen_offset
2483 (machopic_legitimize_pic_address): Likewise.
2484 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2486 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2487 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2488 * config/i386/i386.c (output_set_got): Likewise.
2489 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2491 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2492 (legitimate_address_p): Likewise.
2493 (output_pic_addr_const): Likewise.
2494 (output_addr_const_extra): Likewise.
2495 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2496 match an UNSPEC rather than a MINUS.
2497 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2498 (builtin_setjmp_receiver): Use machopic_gen_offset.
2499 * config/i386/predicates.md (pic_symbolic_operand): Handle
2500 UNSPEC_MACHOPIC_OFFSET.
2502 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2503 Use machopic_gen_offset and machopic_operand_p.
2504 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2505 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2506 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2507 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2508 Set crtl->uses_pic_offset_table.
2510 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2512 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2514 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2515 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2516 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2517 (constant_pool_expr_p): Use split_const and check the base.
2518 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2520 (legitimate_constant_pool_address_p): Check toc_relative_p
2521 instead of constant_pool_expr_p.
2522 (print_operand_address): Always use output_addr_const for
2523 constant pool addresses.
2524 (rs6000_output_addr_const_extra): New function.
2525 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2527 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2531 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2532 (mark_ref_live, mark_ref_dead): Use them.
2533 (def_conflicts_with_inputs_p): Remove.
2534 (mark_early_clobbers): New function.
2535 (process_bb_node_lives): Call preprocess_constraints and
2536 mark_early_clobbers.
2538 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2540 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2542 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2543 lib with -mthread switch.
2545 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2548 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2549 function in two, making it call a new and reusable
2550 dwarf2out_imported_module_or_decl() that takes the containing
2551 BLOCK of the declaration in argument.
2552 (dwarf2out_imported_module_or_decl_real): New function.
2553 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2554 IMPORTED_DECL in account.
2555 * tree.def: Added IMPORTED_DECL node type.
2556 * tree.h: Added accessors for IMPORTED_DECL nodes.
2557 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2559 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2561 * doc/gimple.texi: Fix some typos, wrap some long lines,
2562 fix some broken wraps with continuations.
2563 * tree-ssa-reassoc.c: Fix comment typos.
2565 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2568 * pa.c (legitimize_pic_address): Force function labels to memory in
2571 2008-10-04 Anton Blanchard <anton@samba.org>
2573 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2574 (rs6000_split_atomic_op): Same.
2575 (rs6000_split_compare_and_swap): Same.
2576 (rs6000_split_compare_and_swapqhi): Same.
2578 2008-10-04 Richard Guenther <rguenther@suse.de>
2580 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2581 instead of pointer equality.
2582 (vn_nary_op_eq): Likewise.
2584 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2586 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2588 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2589 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2591 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2593 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2594 Revert previous change.
2596 2008-10-03 Tom Tromey <tromey@redhat.com>
2598 * stringpool.c (ggc_alloc_string): Terminate string.
2600 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2602 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2603 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2604 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2607 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2610 2008-10-03 Pascal Obry <obry@adacore.com>
2612 * gcov.c (create_file_names): Properly handle UNIX and DOS
2613 directory separators.
2614 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2615 separator to '~' to ensure clean filenames on Windows.
2617 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2619 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2620 Add a null terminator to the stripped name.
2622 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2624 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2625 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2626 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2627 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2628 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2629 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2630 TARGET_SINGLE_FLOAT.
2632 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2634 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2636 2008-10-02 Richard Guenther <rguenther@suse.de>
2639 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2640 and VECTOR_TYPE recurse with useless_type_conversion_p which
2641 properly handles void pointer conversion.
2643 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2646 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2647 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2649 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2651 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2652 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2653 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2654 they translate to non builtins.
2655 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2656 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2657 __builtin_vec_promote, __builtin_vec_extract, and
2658 __builtin_vec_insert.
2659 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2660 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2661 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2662 * config/rs6000/altivec.h (vec_extract): Define
2663 (vec_insert): Define.
2664 (vec_splats): Define.
2665 (vec_promote): Define.
2667 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2668 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2669 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2671 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2673 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2674 prototype. Add new parameter, blk.
2675 Use BLKmode for the MEM if blk is true.
2676 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2677 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2678 ALTIVEC_BUILTIN_STVRXL.
2679 Update usage of altivec_expand_lv_builtin.
2680 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2681 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2682 (altivec_init_builtins): If compiling for the Cell, also define the
2684 * config/rs6000/rs6000.h (rs6000_builtins): Define
2685 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2686 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2687 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2688 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2689 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2690 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2691 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2692 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2693 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2694 UNSPEC_STVRX, and UNSPEC_STVRXL.
2695 (altivec_lvlx): New pattern.
2696 (altivec_lvlxl): New pattern.
2697 (altivec_lvrx): New pattern.
2698 (altivec_lvrxl): New pattern.
2699 (altivec_stvlx): New pattern.
2700 (altivec_stvlxl): New pattern.
2701 (altivec_stvrx): New pattern.
2702 (altivec_stvrxl): New pattern.
2703 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2704 (vec_lvlxl): Likewise.
2705 (vec_lvrx): Define if PPU is defined.
2706 (vec_lvrxl): Likewise.
2707 (vec_stvlx): Define if PPU is defined.
2708 (vec_stvlxl): Likewise.
2709 (vec_stvrx): Define if PPU is defined.
2710 (vec_stvrxl): Likewise.
2712 2008-10-01 Geert Bosch <bosch@adacore.com>
2714 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2716 2008-10-01 Richard Guenther <rguenther@suse.de>
2718 PR tree-optimization/37617
2719 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2720 do not add to the NEW_SETS.
2722 2008-10-01 Richard Guenther <rguenther@suse.de>
2725 * tree-vrp.c (execute_vrp): If we optimized away the default
2726 case make sure to promote the label that got in place of it
2727 to a default case label.
2729 2008-10-01 Richard Henderson <rth@redhat.com>
2732 * tree-complex.c (set_component_ssa_name): Don't optimize
2733 is_gimple_min_invariant values with ssa_names in abnormal phis.
2735 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2737 PR tree-optimization/37662
2738 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2739 commutative binary operation if they are in the wrong order and
2740 fold_build2 produces non-GIMPLE.
2742 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2744 PR tree-optimization/37662
2745 PR tree-optimization/37663
2746 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2747 get_value_range with non-SSA_NAME. Don't assert operands have been
2748 folded, instead just bail out.
2750 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2752 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2754 2008-09-30 Richard Guenther <rguenther@suse.de>
2757 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2758 build restrict-qualified pointers.
2759 (vectorizable_store): Move alias check later.
2760 (vectorizable_load): Likewise.
2762 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2764 * c-common.c (empty_if_body_warning): Remove.
2765 * c-common.h (empty_if_body_warning): Remove.
2766 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2767 here the -Wempty-body warning for `if' and `else' statements.
2768 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2770 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2772 * config/i386/i386.opt: Add msse2avx.
2774 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2775 * config/i386/linux64.h (ASM_SPEC): Likewise.
2777 * doc/invoke.texi: Document -msse2avx.
2779 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2781 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2783 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2785 * ifcvt.c (noce_emit_store_flag): If using condition from original
2786 jump, reverse it if if_info->cond was reversed.
2788 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2790 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2791 non-constant memory if it cannot be forced to constant memory.
2792 Overhaul surrounding code and factor out common condition.
2794 2008-09-29 Jeff Law <law@redhat.com>
2796 * reload1.c (alter_reg): Add missing curly braces.
2798 2008-09-29 Michael J. Eager <eager@eagercon.com>
2800 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2802 * config/rs6000/rs6000.c (rs6000_override_options): Move
2803 rs6000_init_hard_regno_mode_ok after all options changed.
2804 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2805 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2806 -msimple-fpu flags. Add warning messages if single FP not configured.
2807 (rs6000_file_start): Output gnu_attribute for single-float.
2808 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2809 (rs6000_legitimize_address): Likewise.
2810 (rs6000_legitimize_reload_address): Likewise.
2811 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2812 TARGET_SINGLE_FLOAT.
2813 (function_arg_advance): Likewise (partial conversion).
2814 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2815 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2816 TARGET_SINGLE_FLOAT.
2817 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2818 (rs6000_emit_prologue): Likewise.
2819 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2820 TARGET_SINGLE_FLOAT.
2821 (rs6000_libcall_value): Likewise.
2822 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2823 (TARGET_DOUBLE_FLOAT): New default to 1
2824 (TARGET_SIMPLE_FPU): New default to 0
2825 (TARGET_SINGLE_FPU): New default to 0
2826 (TARGET_SINGLE_FLOAT_MODE): New.
2827 (TARGET_DOUBLE_FLOAT_MODE): New.
2828 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2829 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2831 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2832 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2833 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2834 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2835 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2836 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2837 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2838 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2839 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2840 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2841 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2842 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2843 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2844 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2845 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2846 cmptf_internal1, *cmptf_internal2): Condition on
2847 TARGET_DOUBLE_FLOAT.
2848 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2849 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2850 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2851 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2852 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2853 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2854 TARGET_SINGLE_FLOAT.
2855 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2856 * config/rs6000/rs6000.opt (-msingle-float): New.
2857 (-mdouble-float): New.
2858 (-msimple-fpu): New.
2859 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2860 -msingle-float, -mdouble-float, -msimple-fpu options.
2861 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2862 _SOFT_DOUBLE for -msingle-float.
2863 * config.gcc: New config for target=powerpc-xilinx-eabi.
2865 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2867 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2868 have exit and entry.
2869 (new_scop): Take entry and exit edge to define new SCoP.
2870 (sd_region_p): New structure used during SCoP detection.
2871 (move_scops): Delete.
2872 (move_sd_regions): New.
2873 (scopdet_info): Change the definition from edges back to basic_blocks.
2874 (scopdet_edge_info): Work on basic_blocks and rename to
2875 scopdet_basic_block_info.
2876 (split_difficult_bb): At the moment removed. We should later
2877 add it at another place.
2878 (build_scops_1): Work on basic_blocks.
2879 (bb_in_sd_region): New.
2880 (find_single_entry_edge): New.
2881 (find_single_exit_edge): New.
2882 (create_single_entry_edge): New.
2883 (sd_region_without_exit): New.
2884 (create_single_exit_edge): New.
2885 (unmark_exit_edges): New.
2886 (mark_exit_edges): New.
2887 (create_sese_edges): New.
2888 (build_graphite_scops): New.
2889 (build_scops): Make SCoPs SESE.
2890 (limit_scops): Use the new functions.
2892 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2894 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2896 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2899 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2900 address to a register before taking the lower part.
2902 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2904 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2907 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2908 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2911 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2912 the newly created variable.
2913 Create a VECTOR_CST of all 1s for vector types.
2915 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2918 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2920 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2922 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2923 order to convert between modes.
2924 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2926 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2928 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2931 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2934 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2938 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2940 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2941 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2942 them to yield false with MIPS16.
2944 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2947 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2948 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2949 mem_loc_descriptor failed. Accept UNSPEC.
2950 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2951 fail if one of the loc_descriptor calls for pieces failed.
2952 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2953 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2954 if loc_descriptor_from_tree_1 on offset failed.
2957 * opts.c (common_handle_option): Don't call print_specific_help with
2958 CL_SAVE as first argument.
2960 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2961 Steve Ellcey <sje@cup.hp.com>
2963 * configure: Regenerate for new libtool.
2964 * aclocal.m4: Ditto.
2966 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2968 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2969 alias set on MEM when saving stack pointer.
2970 * config/rs6000/rs6000.md (allocate_stack): Likewise
2972 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2974 PR tree-optimization/37574
2975 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2976 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2977 instead of vector_type for constants. Take computation out of loop.
2978 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2979 and use only vector_type for invariant case.
2980 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2982 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2985 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2986 the decl is a VAR_DECL or FUNCTION_DECL.
2988 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2991 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2992 (mark_ref_live, mark_ref_dead): Use them.
2993 (def_conflicts_with_inputs_p): Remove.
2994 (mark_early_clobbers): New function.
2995 (process_bb_node_lives): Call preprocess_constraints and
2996 mark_early_clobbers.
2998 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3000 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3003 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3004 (ira_compress_allocno_live_ranges): New prototype.
3006 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3007 (coalesced_allocnos_living_at_program_points): New.
3008 (coalesced_allocnos_live_at_points_p,
3009 set_coalesced_allocnos_live_points): New functions.
3010 (coalesce_spill_slots): Rewrite.
3012 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3013 ira_compress_allocno_live_ranges): New functions.
3015 * ira-build.c (ira_flattening): Call
3016 ira_compress_allocno_live_ranges.
3019 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3021 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3024 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3026 * combine.c (make_compound_operation): Handle the 'E' format.
3027 (count_rtxs): Likewise.
3028 (update_table_tick): Likewise.
3029 (get_last_value_validate): Likewise.
3031 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3033 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3035 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3037 * matrix-reorg.c (transform_allocation_sites): Initializers
3038 added to avoid the warning.
3040 2008-09-25 Martin Jambor <mjambor@suse.cz>
3042 * cgraph.c (free_nodes): New variable.
3043 (NEXT_FREE_NODE): New macro.
3044 (cgraph_create_node): Reuse nodes from the free list. Do not
3045 update uid if doing so.
3046 (cgraph_remove_node): Add the node to the free list.
3048 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3050 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3052 2008-09-24 Richard Henderson <rth@redhat.com>
3054 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3055 * unwind-dw2.c (execute_stack_op): Handle it.
3057 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3060 2008-09-24 Michael J. Eager <eager@eagercon.com>
3062 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3064 * c-common.c (fname_decl): New location argument.
3065 * c-common.h (fname_decl): Same.
3066 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3068 (c_parser_typeof_specifier): Same.
3069 (c_parser_parms_list_declarator): Same.
3070 (c_parser_asm_string_literal): Same.
3071 (c_parser_compound_statement_nostart): Same.
3072 (c_parser_label): Same.
3073 (c_parser_do_statement): Same.
3074 (c_parser_asm_statement): Same.
3075 (c_parser_unary_expression): Same.
3076 (c_parser_sizeof_expression): Same.
3077 (c_parser_postfix_expression): Same.
3078 (c_parser_pragma): Same.
3079 (c_parser_omp_clause_collapse): Same.
3080 (c_parser_omp_clause_num_threads): Same.
3081 (c_parser_omp_clause_schedule): Same.
3082 (c_parser_omp_all_clauses): Same.
3083 (c_parser_omp_sections_scope): Same.
3084 (c_parser_omp_for_loop): Same. Pass condition's location to
3085 c_objc_common_truthvalue_conversion.
3086 (c_parser_enum_specifier): Remove comment.
3088 2008-09-24 Michael J. Eager <eager@eagercon.com>
3090 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3092 * config/rs6000/rs6000.c (rs6000_override_options): Move
3093 rs6000_init_hard_regno_mode_ok after all options changed.
3094 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3095 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3096 -msimple-fpu flags. Add warning messages if single FP not configured.
3097 (rs6000_file_start): Output gnu_attribute for single-float.
3098 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3099 (rs6000_legitimize_address): Likewise.
3100 (rs6000_legitimize_reload_address): Likewise.
3101 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3102 TARGET_SINGLE_FLOAT.
3103 (function_arg_advance): Likewise.
3104 (function_arg): Likewise.
3105 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3106 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3107 TARGET_SINGLE_FLOAT.
3108 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3109 (rs6000_emit_prologue): Likewise.
3110 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3111 TARGET_SINGLE_FLOAT.
3112 (rs6000_libcall_value): Likewise.
3113 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3114 (TARGET_DOUBLE_FLOAT): New default to 1
3115 (TARGET_SIMPLE_FPU): New default to 0
3116 (TARGET_SINGLE_FPU): New default to 0
3117 (TARGET_SINGLE_FLOAT_MODE): New.
3118 (TARGET_DOUBLE_FLOAT_MODE): New.
3119 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3120 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3122 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3123 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3124 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3125 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3126 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3127 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3128 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3129 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3130 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3131 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3132 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3133 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3134 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3135 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3136 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3137 cmptf_internal1, *cmptf_internal2): Condition on
3138 TARGET_DOUBLE_FLOAT.
3139 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3140 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3141 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3142 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3143 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3144 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3145 TARGET_SINGLE_FLOAT.
3146 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3147 * config/rs6000/rs6000.opt (-msingle-float): New.
3148 (-mdouble-float): New.
3149 (-msimple-fpu): New.
3150 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3151 -msingle-float, -mdouble-float, -msimple-fpu options.
3152 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3153 _SOFT_DOUBLE for -msingle-float.
3154 * config.gcc: New config for target=powerpc-xilinx-eabi.
3156 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3158 * config/sparc/constraints.md: New file.
3159 * config/sparc/sparc.md: Include it.
3160 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3161 (sparc_extra_constraint_check): Delete.
3162 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3163 (memory_ok_for_ldd): New predicate.
3164 (sparc_extra_constraint_check): Delete.
3165 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3166 (CONST_OK_FOR_LETTER_P): Likewise.
3167 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3168 (EXTRA_CONSTRAINT): Likewise.
3170 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3172 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3174 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3176 * alias.c (find_base_value): Use FIND_BASE_TERM.
3177 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3179 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3181 * config/i386/i386.c: Include cselib.h.
3182 (ix86_pic_register_p): New function.
3183 (ix86_delegitimize_address): Use it to check for the PIC register.
3185 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3187 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3188 * config/i386/i386.c (ix86_find_base_term): Don't check for
3189 SYMBOL_REF and LABEL_REF.
3191 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3193 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3194 constant PLUS in a CONST.
3196 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3198 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3199 check for sibcall support for w64.
3201 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3203 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3205 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3207 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3208 parser_build_binary_op.
3209 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3210 * c-typeck.c (build_array_ref): Same.
3211 (parser_build_unary_op): New location argument.
3212 (pointer_diff): Pass location to build_binary_op,
3213 c_objc_common_truthvalue_conversion.
3214 (build_modify_expr): Same.
3215 (build_unary_op): New location argument.
3216 (build_binary_op): New location argument.
3217 (c_objc_common_truthvalue_conversion): Pass location to
3218 c_*common_truthvalue_conversion.
3219 * c-convert.c (convert): Same.
3220 * c-common.c (binary_op_error): New location argument.
3221 (pointer_int_sum): Pass location to build_binary_op.
3222 (c_common_truthvalue_conversion): New location argument.
3223 (warn_for_sign_compare): Same.
3224 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3225 binary_op_error, build_binary_op, warn_for_sign_compare.
3226 * c-parser.c (c_parser_condition): Pass location to
3227 c_*common_truthvalue_conversion.
3228 (c_parser_conditional_expression): Save condition's location and pass
3230 (c_parser_binary_expression): Same, but for the binary operator's
3232 (c_parser_omp_for_loop): Pass location to
3233 c_objc_common_truthvalue_conversion.
3235 2008-09-23 Martin Jambor <mjambor@suse.cz>
3237 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3238 (cgraph_node_remove_callees): New temporary f. Hold the next item
3240 (cgraph_node_remove_callers): Likewise.
3242 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3243 (ipa_node_removal_hook): Likewise.
3245 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3246 gimple_call_copy_skip_args and moved to the gimple_call section.
3247 * gimple.c (gimple_copy_call_skip_args): Renamed to
3248 gimple_call_copy_skip_args. Changed al users.
3250 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3252 * ira-color.c (start_allocno_priorities): Rename to
3253 setup_allocno_priorities. Use costs and
3254 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3255 range lengths. Get rid off doubles.
3256 (ira_fast_allocations): Call start_allocno_priorities.
3258 2008-09-22 David Daney <ddaney@avtrex.com>
3261 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3262 register if TARGET_LONG_CALLS.
3264 2008-09-22 Richard Guenther <rguenther@suse.de>
3266 PR tree-optimization/37145
3267 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3268 value-numbering union accesses with their offset and size only.
3269 (visit_reference_op_load): Fix simplification of inserted conversions.
3270 * tree-ssa-pre.c (find_or_generate_expression): Do not
3271 recursively generate expressions if running FRE.
3273 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3275 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3276 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3279 2008-09-22 Richard Guenther <rguenther@suse.de>
3281 PR tree-optimization/37145
3282 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3283 (phi_translate_1): Constant fold references.
3285 2008-09-22 Ira Rosen <irar@il.ibm.com>
3287 PR tree-optimization/37482
3288 * tree-vectorizer.h (struct _slp_instance): Add new field.
3289 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3290 (get_earlier_stmt): New function.
3291 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3293 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3294 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3295 asserts that GSI points to the scalar statement being vectorized.
3296 Set new statement location according to GSI.
3297 (vect_schedule_slp_instance): Use GSI of
3298 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3300 2008-09-21 Jan Hubicka <jh@suse.cz>
3302 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3303 (ipcp_insert_stage): Update dead_nodes bitmap.
3305 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3308 * config/i386/t-cygming (SHLIB_LC): Remove.
3309 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3310 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3312 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3316 * final.c (mark_symbol_ref_as_used): New helper function.
3317 (output_operand): Instead of just looking inside MEMs for
3318 SYMBOL_REFs, use new helper function and for_each_rtx.
3319 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3320 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3321 Make head comment more general.
3322 * config/darwin.c (machopic_output_indirection): Handle weak
3323 references here, like in assemble_external.
3325 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3327 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3328 (sparc_emit_float_lib_cmp): Change return type.
3329 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3330 (gen_compare_operator): New function.
3331 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3332 the comparison sequence. Minor tweaks.
3333 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3334 that the final operator and the result of sparc_emit_float_lib_cmp
3335 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3336 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3337 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3338 result of sparc_emit_float_lib_cmp match for software TFmode.
3339 (movqicc, movhicc, movsicc, movdicc): Merge into...
3340 (mov<I:mode>cc): ...this.
3341 (movsfcc, movdfcc, movtfcc): Merge into...
3342 (mov<F:mode>cc): ...this.
3343 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3345 (mov<I:mode>_cc_v9): ...this.
3346 (movdi_cc_sp64_trunc): Delete.
3347 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3348 movdi_cc_reg_sp64): Merge into...
3349 (mov<I:mode>_cc_reg_sp64): ...this.
3350 (movsf_cc_sp64): Rename into...
3351 (movsf_cc_v9): ...this.
3352 (movdf_cc_sp64): Rename into...
3353 (movdf_cc_v9): ...this.
3354 (movtf_cc_hq_sp64): Rename into...
3355 (movtf_cc_hq_v9): ...this.
3356 (movtf_cc_sp64): Rename into...
3357 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3359 2008-09-21 Diego Novillo <dnovillo@google.com>
3361 * doc/gccint.texi: Include generic.texi and gimple.texi.
3363 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3364 (GIMPLE): Move to gimple.texi.
3365 (Annotations): Remove references to to stmt_ann_t and
3367 (SSA Operands): Rename from 'Statement Operands'.
3368 * doc/generic.texi: New.
3369 * doc/gimple.texi: New.
3370 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3371 * Makefile.in (TEXI_GCCINT_FILES):
3372 * gimple.c (gimple_copy_call_skip_args): Rename from
3373 giple_copy_call_skip_args. Update all users.
3374 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3376 2008-09-21 Ira Rosen <irar@il.ibm.com>
3378 PR tree-optimization/37539
3379 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3380 statement in related statement field only for the first load of the
3381 group of loads with the same data reference.
3383 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3385 * config/mips/mips.h (TUNE_OCTEON): New macro.
3386 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3387 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3388 * config/mips/octeon.md: New file.
3389 * config/mips/mips.md: Include octeon.md. Restore
3390 semi-alphabetical order of include files.
3392 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3395 * config/i386/i386.md (*jcc_fused_1): Removed.
3396 (*jcc_fused_2): Likewise.
3397 (*jcc_fused_3): Likewise.
3398 (*jcc_fused_4): Likewise.
3400 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3402 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3403 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3404 * target.h (gcc_target): Add ira_cover_classes.
3405 * ira.c: Remove IRA_COVER_CLASSES guards.
3406 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3407 instead of IRA_COVER_CLASSES.
3408 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3409 (setup_class_translate): Likewise.
3410 (setup_reg_class_intersect_union): Likewise.
3411 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3412 test of targetm.ira_cover_classes.
3413 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3414 of IRA_COVER_CLASSES.
3415 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3416 (TARGET_INITIALIZER): Include it.
3417 * targhooks.h (default_ira_cover_classes): Declare.
3418 * targhooks.c (default_ira_cover_classes): New function.
3420 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3422 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3424 2008-09-19 Ian Lance Taylor <iant@google.com>
3426 * varasm.c (narrowing_initializer_constant_valid_p): Return
3427 NULL_TREE if ENDTYPE is not an integer.
3429 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3432 * tree-ssa.c (execute_update_addresses_taken): Also update
3433 DECL_GIMPLE_REG_P for vector and complex types.
3435 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3436 Jan Hubicka <jh@suse.cz>
3439 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3440 empty before freeing them.
3441 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3443 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3445 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3446 * config/xtensa/predicates.md (tls_symbol_operand): New.
3447 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3448 (TARGET_CANNOT_FORCE_MEM): Define.
3449 (xtensa_tls_symbol_p): New.
3450 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3451 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3452 (xtensa_tls_module_base): New.
3453 (xtensa_call_tls_desc): New.
3454 (xtensa_legitimize_tls_address): New.
3455 (xtensa_legitimize_address): Handle TLS symbols.
3456 (xtensa_tls_referenced_p_1): New.
3457 (xtensa_tls_referenced_p): New.
3458 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3460 (XTENSA_BUILTIN_THREAD_POINTER): New.
3461 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3462 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3463 builtin. Add declarations for __builtin_thread_pointer and
3464 __builtin_set_thread_pointer.
3465 (xtensa_fold_builtin): Recognize new builtins.
3466 (xtensa_expand_builtin): Expand new builtins.
3467 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3468 (TARGET_THREADPTR): Define.
3469 (HAVE_AS_TLS): Define default value.
3470 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3471 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3472 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3473 (UNSPECV_SET_TP): New.
3474 (sym_TPOFF, sym_DTPOFF): New.
3475 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3476 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3477 * configure: Regenerated.
3479 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3482 * config/ia64/ia64.c (ia64_optimization_options): Move
3483 checking and setting flag_schedule_insns_after_reload and
3484 ia64_flag_schedule_insns2 back to ...
3485 (ia64_override_options): Here.
3487 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3490 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3491 zero extend count after the correction to it is done.
3492 (doloop_optimize): Update call to doloop_modify, don't zero extend
3495 2008-09-18 Martin Jambor <mjambor@suse.cz>
3497 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3499 * ipa-prop.c: Correct comments.
3500 * ipa-prop.h: Likewise.
3502 2008-09-18 Jan Hubicka <jh@suse.cz>
3505 * ipa-reference.c (ipa_reference_local_vars_info_d,
3506 ipa_reference_global_vars_info_d,
3507 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3508 ipa_reference_vars_info_t): Move here from ipa-reference.h
3509 (node_duplication_hook_holder, node_removal_hook_holder): New.
3510 (get_reference_vars_info_from_cgraph): Rename to ...
3511 (get_reference_vars_info): ... this one, use cgraph uids.
3512 (get_local_reference_vars_info, get_global_reference_vars_info):
3513 Use cgraph instead of decl.
3514 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3516 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3517 ipa_reference_get_written_global,
3518 ipa_reference_get_not_written_global): Use cgraph argument.
3519 (check_call): Simplify avail check.
3520 (scan_stmt_for_static_refs): Update.
3521 (propagate_bits): Update.
3522 (merge_callee_local_info): Remove.
3523 (init_function_info): Use cgraph nodes.
3524 (clean_function_local_data): Break out from ...
3525 (clean_function): ... here.
3526 (copy_local_bitmap, copy_global_bitmap): New functions.
3527 (duplicate_node_data, remove_node_data): New functions.
3528 (generate_summary): Register hooks; use visibility instead of
3530 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3531 * ipa-reference.h (ipa_reference_local_vars_info_d,
3532 ipa_reference_global_vars_info_d,
3533 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3534 ipa_reference_vars_info_t): Move to ipa-reference.c
3535 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3537 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3538 ipa_reference_get_not_read_global,
3539 ipa_reference_get_not_written_global): Update prototype.
3540 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3541 (init_state): Remove.
3542 (node_duplication_hook_holder, node_removal_hook_holder): New.
3543 (get_function_state, set_function_state): Use VECtor.
3544 (analyze_function): Check body availability.
3545 (add_new_function): Likewise.
3546 (duplicate_node_data, remove_node_data): New.
3547 (generate_summary): Register hooks; do not care about clones.
3548 (propafate): Do not care about clones; recursive functions are
3550 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3551 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3552 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3554 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3555 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3556 Update call of ipa-reference accesors.
3558 2008-09-18 Simon Baldwin <simonb@google.com>
3560 * c-opts.c (c_common_handle_option): Add handling for
3561 -Wbuiltin-macro-redefined command line option.
3562 * c.opt: Added builtin-macro-redefined option.
3563 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3566 2008-09-18 Richard Guenther <rguenther@suse.de>
3568 PR tree-optimization/37258
3569 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3570 and signedness for integral types.
3571 (vn_phi_eq): Require compatible types.
3573 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3576 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3577 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3579 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3580 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3581 ggc_free other TREE_LIST nodes from that chain.
3582 * function.c (instantiate_decls): Instantiate also DECL_RTL
3583 of vars in cfun->local_decls, free that list afterwards.
3585 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3587 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3588 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3590 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3592 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3593 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3595 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3597 PR tree-optimization/37102
3598 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3599 from a node. Check to see if another PHI is dead.
3600 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3601 remove real PHIs which have no uses.
3602 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3604 2008-09-18 Richard Guenther <rguenther@suse.de>
3607 * tree-cfg.c (remove_useless_stmts_1): Remove
3608 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3610 2008-09-18 Nick Clifton <nickc@redhat.com>
3612 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3613 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3614 to frv_secondary_reload_class.
3615 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3616 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3617 (frv_secondary_reload_class): Omit unused parameter.
3618 (frv_secondary_reload): New function. Handle the case when
3619 secondary_reload_class() is called before the reload_(in|out)
3620 _optabs have been initialised.
3621 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3623 * config/frv/frv.md: Define an exclusion set between fr550_m0
3626 2008-09-18 Richard Guenther <rguenther@suse.de>
3628 PR tree-optimization/37456
3629 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3630 want to insert after ends a BB insert on the single fallthru
3633 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3635 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3636 Mention -march=z9-109, z9-ec and z10.
3638 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3640 PR rtl-optimization/37544
3641 * regrename.c (maybe_mode_change): Exit early when copy_mode
3642 is narrower than orig_mode and narrower than new_mode.
3644 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3647 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3649 * sched-rgn.c (ref_counts): Remove.
3650 (insn_referenced): New static variable.
3651 (INSN_REF_COUNT): Remove.
3652 (sched_run_compute_dependencies): Use insn_referenced instead of
3654 (add_branch_dependences): Likewise. Delete dead assignment.
3656 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3658 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3659 consumer is an asm. Add comment why this is important.
3660 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3661 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3663 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3665 * expr.c (emit_group_store): Do not shift before moving via a
3668 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3670 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3671 from aggregate to non-aggregate type if the bit pattern is not fully
3672 preserved afterwards.
3674 2008-09-17 Richard Guenther <rguenther@suse.de>
3676 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3677 (verify_gimple_assign): ... this. Split into ...
3678 (verify_gimple_assign_unary): ... this,
3679 (verify_gimple_assign_binary): ... that,
3680 (verify_gimple_assign_single): ... and this.
3681 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3682 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3683 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3684 (verify_types_in_gimple_reference): Be forgiving with
3686 (verify_gimple_phi): Deal with virtual operands.
3688 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3690 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3692 * tree.c (get_callee_fndecl): Don't call the language hook.
3693 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3694 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3695 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3697 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3699 * tree.c (protected_set_expr_location): Don't unnecessarily
3700 check for error_mark_node.
3702 2008-09-17 Art Haas <ahaas@impactweather.com>
3704 * ipa-reference.c (analyze_function): Declare step only if
3705 ENABLE_CHECKING is defined.
3707 2008-09-17 Jan Hubicka <jh@suse.cz>
3710 * tree.h (DECL_INLINE): remove.
3711 (DECL_DECLARED_INLINE_P): Update docs.
3712 (DECL_NO_INLINE_WARNING_P): new.
3713 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3714 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3716 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3717 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3720 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3723 2008-09-17 Jan Hubicka <jh@suse.cz>
3725 * ipa-reference.c (ipa_obstack): Remove.
3726 (local_info_obstack, global_info_obstack): New.
3727 (add_static_var): We now handle variables only.
3728 (mark_address_taken, mark_load, mark_store): New functions based on ...
3729 (check_operand): ... remove.
3730 (get_asm_stmt_operands): Rename to ...
3731 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3732 (scan_stmt_for_static_refs): Rewrite.
3733 (scan_op_for_static_refs): Rename to ...
3734 (scan_initializer_for_static_refs): do not look for VAR_DECL
3735 initializers; stop recursion on types and decls.
3736 (ipa_init): Use proper obstacks.
3737 (analyze_variable): Use scan_initializer_for_static_refs.
3738 (init_function_info): Use local obstack.
3739 (analyze_function): Simplify.
3740 (add_new_function): We don't need visited_nodes obstack.
3741 (generate_summary): Use proper obstacks; cleanup after propagation.
3743 2008-09-17 Richard Guenther <rguenther@suse.de>
3746 PR tree-optimization/37491
3747 * alias.c (get_alias_set): Use the canonical type.
3748 * tree-vect-transform.c (vectorizable_store): Use the type of
3749 the lhs for the vector type. Adjust checking.
3750 (vectorizable_load): Adjust checking.
3752 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3753 Adam Nemet <anemet@caviumnetworks.com>
3755 PR rtl-optimization/37483
3756 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3757 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3758 Rearrange code to better match the original comment. Check
3759 t_unconditional first. Improve comment.
3761 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3764 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3765 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3768 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3769 GIMPLE_TRY if cleanup sequence is empty.
3771 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3774 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3775 eliminate IV if the cost are the same.
3777 2008-09-16 Richard Guenther <rguenther@suse.de>
3780 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3783 2008-09-16 Richard Guenther <rguenther@suse.de>
3785 PR tree-optimization/37508
3786 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3788 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3790 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3792 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3794 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3795 use gen_floatdidf2 directly.
3796 (floatunssidf2): Likewise.
3797 (floatsidf_ppc64_mfpgpr): Remove.
3798 (floatsidf_ppc64): Remove.
3799 (floatunssidf_ppc64): Remove.
3801 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3803 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3804 rather than update_cost_queue.
3806 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3807 in every call starting with the second one, instead of only when
3808 alias_bitmap_obstack.elements != NULL.
3810 * tree-predcom.c (filter_suitable_components): Free all refs in
3811 act->refs vector before calling release_component.
3812 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3814 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3816 * tree-loop-linear.c (linear_transform_loops): Initialize
3817 lambda_obstack only after calling perfect_loop_nest_depth.
3818 Goto free_and_continue instead of just continue for later failures.
3821 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3824 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3826 2008-09-14 Andreas Schwab <schwab@suse.de>
3828 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3830 2008-09-14 Jan Hubicka <jh@suse.cz>
3832 * invoke.texi (-fconserve-stack): Document.
3833 * opts.c (decode_options): Handle conserve_stack.
3834 * common.opt (fconvserve_stack): New.
3836 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3838 * config.host: Add x-aix to host_xmake_file.
3839 * config/rs6000/t-aix52: Do not override LDFLAGS.
3840 * config/rs6000/x-aix: New file.
3842 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3848 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3849 is not recognized as a valid register usage. Allow REG_X to be used
3851 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3852 forces a reload when using a base register.
3854 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3856 * config/i386/cygming-crtend.c (register_frame_ctor): If
3857 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3858 directly with atexit.
3859 (deregister_frame_ctor): Rename to ...
3860 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3861 if !DEFAULT_USE_CXA_ATEXIT.
3863 2008-09-13 Jan Hubicka <jh@suse.cz>
3865 * cgraph.c: Include value-prof.h
3866 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3868 2008-09-13 Jan Hubicka <jh@suse.cz>
3871 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3872 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3873 tree_gen_one_value_profiler, tree_gen_average_profiler,
3874 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3876 2008-09-13 Jan Hubicka <jh@suse.cz>
3878 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3879 too many bytes on misalligned blocks.
3881 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3883 * doc/cfg.texi: Fix some typos.
3884 * doc/extend.texi: Likewise.
3885 * doc/install.texi: Likewise.
3886 * doc/invoke.texi: Likewise.
3887 * doc/rtl.texi: Likewise.
3888 * doc/tree-ssa.texi: Likewise.
3890 2008-09-13 Richard Guenther <rguenther@suse.de>
3893 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3894 gimple stores for memory rhs.
3896 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3898 PR rtl-optimization/37489
3899 * cse.c (fold_rtx): Don't return const_true_rtx for float
3900 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3902 2008-09-13 Jan Hubicka <jh@suse.cz>
3904 PR tree-optimization/37392
3905 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3907 2008-09-13 Martin Jambor <mjambor@suse.cz>
3908 Jan Hubicka <jh@suse.cz>
3910 * cgraph.c (free_edges): New variable.
3911 (NEXT_FREE_EDGE): New macro.
3912 (cgraph_free_edge): New function.
3913 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3914 (cgraph_node_remove_callees): Likewise.
3915 (cgraph_node_remove_callers): Likewise.
3916 (cgraph_create_edge): Reuse edges from the free list. Do not
3917 update uid if doing so.
3918 (cgraph_remove_*_hook): Add free call.
3920 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3922 * ira-color.c (conflict_allocno_vec): Delete.
3923 (update_cost_queue_elem): New structure.
3924 (update_cost_queue): New variable.
3925 (update_cost_queue_tail): Likewise.
3926 (update_cost_queue_elems): Likewise.
3927 (allocno_update_cost_check): Delete.
3928 (initiate_cost_update): Allocate update_cost_queue_elems
3929 instead of allocno_update_cost_check.
3930 (finish_cost_update): Update the free()s accordingly.
3931 (start_update_cost): New function.
3932 (queue_update_cost): Likewise.
3933 (get_next_update_cost): Likewise.
3934 (update_copy_costs_1): Inline into...
3935 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3936 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3937 once we've established they are equal. Don't allocate update
3938 costs if there is nothing to add to them.
3939 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3940 DIVISOR arguments. Use a queue instead of recursive calls;
3941 process all the allocnos in the initial queue, rather than
3943 (assign_hard_reg): Use queue_update_cost instead of
3944 conflict_allocno_vec. Queue coalesced allocnos instead
3945 of calling update_conflict_hard_regno_costs for each one.
3946 Just call update_conflict_hard_regno_costs once for the
3948 (ira_color): Remove conflict_allocno_vec handling.
3950 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3952 PR tree-optimization/37484
3953 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3954 (save_var_name): Same.
3955 (initialize_cloog_names): Same.
3956 (initialize_cloog_names): Same.
3958 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3960 * tree-scalar-evolution.c (set_instantiated_value): Set
3963 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3967 * ira-build.c (common_loop_tree_node_dominator): Remove.
3968 (copy_live_ranges_to_removed_store_destinations): New function.
3969 (regno_top_level_allocno_map): Move to top level from ...
3970 (ira_flattening): ... here. Use
3971 copy_live_ranges_to_removed_store_destinations.
3973 * ira-emit.c (generate_edge_moves): Fix a comment.
3975 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3978 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3979 scratch register after 'set' pattern.
3981 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3983 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3984 information passed to mark_reg_pointer.
3985 * explow.c (force_reg): Likewise.
3987 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3989 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3990 when building for the celledp architecture.
3992 2008-09-12 Richard Guenther <rguenther@suse.de>
3994 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3996 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3998 PR rtl-optimization/37424
3999 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4000 the regnos instead of the addresses.
4002 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4004 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4006 2008-09-11 Richard Guenther <rguenther@suse.de>
4008 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4009 entering the weaker equivalence recording.
4011 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4013 2008-09-11 Jeff Law <law@redhat.com>
4015 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4016 by assign_stack_local on the IRA path for stack slot sharing
4017 as well as the non-IRA path.
4019 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4021 * config/i386/i386.h: Fix whitespace issues.
4023 2008-09-11 Martin Jambor <mjambor@suse.cz>
4025 * ipa-prop.h (struct ipa_param_flags): Removed.
4026 (struct ipa_param_descriptor): New structure.
4027 (struct ipa_node_params): ipcp_lattices, param_decls and
4028 param_flags moved to ipa_param_description.
4029 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4030 descriptors. Renamed all users.
4031 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4032 changed to access descriptors. Renamed all users.
4033 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4034 to access descriptors. Renamed all users.
4035 * ipa-cp.c (ipcp_init_cloned_node): Call
4036 ipa_initialize_node_params instead of ipa_count_formal_params and
4037 ipa_create_param_decls_array.
4038 (ipcp_analyze_node): Likewise.
4039 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4040 descriptors. Renamed all users.
4041 (ipcp_initialize_node_lattices): Remove allocation.
4042 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4043 ipa_initialize_node_params instead of ipa_count_formal_params and
4044 ipa_create_param_decls_array.
4045 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4046 ipa_populate_param_decls, made static, added parameter info,
4047 renamed mt to node, removed allocation, changed to use
4049 (ipa_count_formal_params): Made static, added parameter info,
4051 (ipa_initialize_node_params): New function.
4052 (ipa_check_stmt_modifications): Changed to use descriptors.
4053 (ipa_detect_param_modifications): Removed allocation, changed to
4055 (ipa_note_param_call): Changed to use descriptors.
4056 (ipa_analyze_params_uses): Removed allocation.
4057 (ipa_free_node_params_substructures): Changed to use descriptors.
4058 (ipa_edge_duplication_hook): Use the unused attribute.
4059 (ipa_node_duplication_hook): Use the unused attribute, changed to
4060 use descriptors, changed to duplicate descriptors.
4062 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4063 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4064 indirect inlining. Made static.
4065 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4066 functions called only once.
4067 (cgraph_decide_recursive_inlining): Don't call
4068 ipa_propagate_indirect_call_infos, pass new_edges to
4069 cgraph_mark_inline_edge instead.
4070 (cgraph_decide_inlining_of_small_functions): Don't call
4071 ipa_propagate_indirect_call_infos, pass new_edges to
4072 cgraph_mark_inline_edge instead.
4073 (cgraph_decide_inlining): Don't call
4074 ipa_propagate_indirect_call_infos.
4075 * ipa-prop.c: Check that vectors are allocated.
4077 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4078 iff a new cgraph edges have been created.
4079 (cgraph_decide_inlining): New variable redo_always_inline.
4080 Flattening and always_inlining loop until callgraph stabilizes.
4081 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4082 true iff new cgraph edges have been created.
4083 (propagate_info_to_inlined_callees): Likewise.
4084 (ipa_propagate_indirect_call_infos): Likewise.
4086 2008-09-11 Richard Guenther <rguenther@suse.de>
4088 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4089 (set_prologue_iterations): Likewise.
4090 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4092 (vect_update_init_of_dr): Likewise.
4093 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4095 * fold-const.c (fold_unary): Do not generate calculations
4098 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4100 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4101 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4102 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4104 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4106 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4107 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4108 before finalizing the changes.
4109 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4111 (simplify_truth_ops_using_ranges): New.
4112 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4113 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4114 whether a simplification was made.
4115 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4116 use a switch statement and also call simplify_truth_ops_using_ranges.
4118 2008-09-11 Jan Hubicka <jh@suse.cz>
4120 * ggc-common.c (loc_array): Make static.
4121 * dce.c (rest_of_handle_ud_dce): Free worklist.
4123 2008-09-11 Jan Hubicka <jh@suse.cz>
4125 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4126 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4127 function so we are sure we do not dangle it forever.
4128 * function.c (outer_function_chain, find_function_data): Remove.
4129 (function_context_stack): New.
4130 (push_function_context, pop_function_context): Update.
4131 * function.h (struct function): Remove pointer outer.
4132 (outer_function_chain, find_function_data): Remove.
4133 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4135 2008-09-11 Jan Hubicka <jh@suse.cz>
4138 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4140 2008-09-11 Jan Hubicka <jh@suse.cz>
4142 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4144 2008-09-11 Jan Hubicka <jh@suse.cz>
4146 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4147 (free_var_map_entry): New function.
4148 (redirect_edge_var_map_destroy): Use it.
4150 2008-09-11 Jan Hubicka <jh@suse.cz>
4153 * tree-inline.c (add_lexical_block): Replace with ...
4154 (prepend_lexical_block): ... prepend at begginig.
4155 (remap_blocks): Use it and reverse later.
4156 (expand_call_inline): Use prepend_lexical_block.
4158 2008-09-11 Jan Hubicka <jh@suse.cz>
4160 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4162 2008-09-11 Jan Hubicka <jh@suse.cz>
4164 * function.c (free_after_compilation): Call insn_locators_free.
4165 * cfglayout.c (insn_locators_free): New function.
4166 * rtl.h (insn_locators_free): Declare.
4168 2008-09-11 Jan Hubicka <jh@suse.cz>
4170 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4172 (cond_move_process_if_block): Update call.
4174 2008-09-11 Jan Hubicka <jh@suse.cz>
4176 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4177 * vec.c: Include hashtab.h
4178 (vec_descriptor, ptr_hash_entry): New structures.
4179 (vec_desc_hash, vec_ptr_map): New static variables.
4180 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4181 register_overhead, free_overhead, vec_heap_free): New functions.
4182 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4183 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4184 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4187 2008-09-11 Ira Rosen <irar@il.ibm.com>
4189 PR tree-optimization/37474
4190 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4191 length of load permutation.
4193 2008-09-11 Andreas Schwab <schwab@suse.de>
4195 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4197 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4200 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4201 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4202 simplify_gen_subreg.
4204 2008-09-11 Ira Rosen <irar@il.ibm.com>
4206 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4209 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4212 * gimplify.c (gimplify_body): Call default_rtl_profile.
4215 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4216 instead of tok->val.node if not expanding to something else. Handle
4217 intervening CPP_PADDING tokens.
4218 (altivec_categorize_keyword): Remove unneeded comparisons.
4220 2008-09-10 Richard Guenther <rguenther@suse.de>
4222 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4224 2008-09-10 Richard Guenther <rguenther@suse.de>
4227 * tree-inline.c (insert_init_stmt): Make sure to not
4228 insert invalid gimple stores.
4230 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4232 PR tree-optimization/37388
4233 * toplev.c (process_options): Fail and warn when graphite
4234 flags are used, but the compiler has not been configured
4235 with graphite libraries.
4236 * graphite.c (graphite_transform_loops): Remove printfs
4237 to dump_file for the case when graphite is not available.
4239 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4242 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4243 the even element into register.
4244 (ix86_expand_vector_init_general): Don't use
4245 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4246 if we can't move from GPR to SSE register directly.
4248 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4250 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4251 not lose track of the number of NOPs needed. Number of NOPs needed
4252 for sync vs. loads workaround was switched; corrected. Run second
4253 pass for all workarounds. No NOPs needed after call insns. Change
4254 second pass to use find_next_insn_start and find_load helpers in order
4255 to properly detect parallel insns.
4256 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4258 2008-09-10 Jan Hubicka <jh@suse.cz>
4260 * value-prof.c (gimple_ic): Fix tuplification bug.
4261 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4264 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4266 PR tree-optimization/37353
4267 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4268 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4269 calls instead of cond_dead_built_in_calls.
4270 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4271 initalize the vector only before adding first entry. Use VEC_safe_push
4272 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4273 shrink_wrap_conditional_dead_built_in_calls call.
4275 2008-09-10 Ira Rosen <irar@il.ibm.com>
4277 PR tree-optimization/37385
4278 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4279 argument, and use it as a vector type if not NULL.
4280 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4282 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4283 additional argument.
4284 (vectorizable_load): Likewise.
4286 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4288 * config/i386/i386.md (SWI32): New mode iterator.
4289 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4292 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4294 PR rtl-optimization/37435
4295 * caller-save.c (insert_restore, insert_save): Check the mode by
4298 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4301 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4303 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4306 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4308 * doc/invoke.texi (ARM Options): Correct errors in discussion
4309 of -mfloat-abi, -mhard-float, and -msoft-float.
4311 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4312 Jan Hubicka <jh@suse.cz>
4315 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4316 calling gimple_regimplify_operands on it. Iterate over all newly
4317 added statements, not just the last one.
4318 (insert_init_stmt): Insert stmt into seq first, then call
4319 gimple_regimplify_operands on it. Don't create new gimplification
4320 context, nor find referenced vars.
4322 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4325 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4326 to pointer to vector pointer.
4327 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4328 propagate_info_to_inlined_callees): Likewise.
4329 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4330 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4331 ipa_check_create_edge_args.
4332 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4333 argument to pointer to vector pointer.
4334 (cgraph_decide_inlining_of_small_function): Adjust
4335 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4339 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4340 optimizing for size, not speed.
4342 PR rtl-optimization/37408
4343 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4344 if parm is promoted.
4346 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4348 PR tree-optimization/37375
4349 * tree-scalar-evolution.c (scev_info_str): Add field
4351 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4352 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4353 set_instantiated_value): Pass instantiated_below.
4354 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4356 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4357 the definitions are not instantiated.
4359 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4360 (block_before_loop): New.
4361 * tree-data-ref.c (dr_analyze_indices): Update uses of
4363 * graphite.c (block_before_scop): New.
4364 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4365 basic block, not a loop for determining the parameters.
4366 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4368 (idx_record_params, find_params_in_bb, find_scop_parameters,
4369 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4370 to instantiate_scev.
4372 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4374 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4378 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4380 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4381 Check zero freq and increase if necessary.
4383 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4385 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4386 regno is in the right range. Add comments.
4388 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4390 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4392 * mips-tfile.c (copy_object): Cast alloca result to int *.
4393 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4395 Rename class to sclass.
4396 (read_tfile): Cast read_seek return values to proper types.
4397 Cast xcalloc return value to proper type.
4399 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4401 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4402 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4403 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4405 2008-09-09 Jan Hubicka <jh@suse.cz>
4407 * profile.c (is_edge_inconsistent): Add debug output; ignore
4408 negative count on fake edges.
4409 (is_inconsistent): Add debug output.
4411 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4413 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4415 (choose_ready): When first insn is chosen from the ready list, also
4418 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4420 PR rtl-optimization/37360
4421 * haifa-sched.c (max_issue): Do not assert that we never issue more
4422 insns than issue_rate. Add comment.
4424 2008-09-09 Richard Guenther <rguenther@suse.de>
4426 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4427 (verify_types_in_gimple_call): Rename to ...
4428 (verify_gimple_call): ... this. Enhance.
4429 (verify_types_in_gimple_cond): Remove.
4430 (verify_gimple_comparison): New function ...
4431 (verify_types_in_gimple_assign): ... split out from here.
4432 (verify_types_in_gimple_return): Rename to ...
4433 (verify_gimple_return): ... this. Enhance.
4434 (verify_types_in_gimple_switch): Rename to ...
4435 (verify_gimple_switch): ... this. Enhance.
4436 (verify_gimple_goto): New function.
4437 (verify_types_in_gimple_phi): Rename to ...
4438 (verify_gimple_phi): ... this. Enhance.
4439 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4440 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4441 (verify_types_in_gimple_seq_2): Remove cases handled in
4442 verify_types_in_gimple_stmt.
4444 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4446 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4447 (push_multiple_operation, pop_multiple_operation): Set it.
4448 (workaround_rts_anomaly): New function.
4449 (workaround_speculation): New function, broken out of bfin_reorg.
4450 (bfin_reorg): Call the new functions.
4452 2008-09-09 Richard Guenther <rguenther@suse.de>
4456 * gimplify.c (gimplify_conversion): Change conversions of
4457 non-register type to VIEW_CONVERT_EXPRs.
4458 (gimplify_addr_expr): If we need to make the operand
4459 addressable make sure to use a properly initialized
4460 temporary for that so it gets a valid gimple store.
4462 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4464 * function.h (struct function): Add function_start_locus.
4465 * cfgexpand.c (gimple_expand_cfg): Use it.
4466 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4468 2008-09-09 Richard Guenther <rguenther@suse.de>
4470 PR tree-optimization/37433
4471 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4474 2008-09-09 Richard Guenther <rguenther@suse.de>
4476 PR tree-optimization/37387
4477 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4478 and bits to a common type.
4480 2008-09-09 Nick Clifton <nickc@redhat.com>
4482 * config/v850/v850.md (return): Restore frame size restriction.
4484 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4486 * c-common.c (c_expand_decl): Remove.
4487 * c-common.h (anon_aggr_type_p): Remove prototype.
4488 (DECL_ANON_UNION_ELEMS): Remove.
4489 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4490 * c-decl.c (anon_aggr_type_p): Remove.
4491 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4492 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4493 * langhooks.h (struct lang_hooks): Remove expand_decl.
4494 * langhooks.c (lhd_expand_decl): Remove.
4495 * stmt.c (expand_anon_union_decl): Remove.
4496 * tree.h (expand_anon_union_decl): Remove prototype.
4498 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4501 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4503 * config/avr/avr.md (QISI) : Define mode iterator.
4504 (negated_tst<mode>) : Redefine as split using mode macro.
4505 (reversed_tstqi): Define insn as reversed compare with zero.
4506 (reversed_tsthi): Ditto.
4507 (reversed_tstsi): Ditto.
4509 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4512 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4513 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4516 * predict.c (optimize_function_for_size_p): Don't segfault if
4518 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4519 tree_swap_operands_p): Don't test cfun != NULL before calling
4520 optimize_function_for_s*_p.
4522 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4524 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4527 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4529 * crx/crx.h (IRA_COVER_CLASSES): Define.
4531 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4534 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4535 even when a stmt has been gimple_modified_p, but after fold_stmt is
4536 not any longer. Remove unneeded may_have_exposed_new_symbols
4539 2008-09-08 Richard Guenther <rguenther@suse.de>
4541 PR tree-optimization/37421
4542 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4545 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4548 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4550 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4553 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4554 * pa-hpux10.h (LINK_SPEC): Likewise.
4555 * pa-hpux11.h (LINK_SPEC): Likewise.
4557 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4559 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4560 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4562 2008-09-07 Helge Deller <deller@gmx.de>
4564 * pa/linux-atomic.c: New file.
4565 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4566 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4568 2008-09-07 Richard Guenther <rguenther@suse.de>
4569 Ira Rosen <irar@il.ibm.com>
4571 PR tree-optimization/36630
4572 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4573 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4575 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4576 Ira Rosen <irar@il.ibm.com>
4578 PR tree-optimization/35642
4579 * config/rs6000/altivec.md (mulv8hi3): Implement.
4581 2008-09-06 Jeff Law <law@redhat.com>
4583 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4585 2008-09-06 Jan Hubicka <jh@suse.cz>
4587 PR tree-optimization/14703
4588 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4590 * passes.c (init_optimization_passes): Recompute inline parameters.
4592 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4594 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4597 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4598 Peter Fuerst <post@pfrst.de>
4600 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4601 * doc/extend.texi: Document __builtin_mips_cache.
4602 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4603 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4604 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4605 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4606 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4607 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4608 (set_push_mips_isas): New variable.
4609 (mips_r10k_cache_barrier): New variable.
4610 (cache): New availability predicate.
4611 (mips_builtins): Add an entry for __builtin_mips_cache.
4612 (mips_build_cvpointer_type): New function.
4613 (MIPS_ATYPE_CVPOINTER): New macro.
4614 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4616 (r10k_simplified_address_p, r10k_simplify_address)
4617 (r10k_uncached_address_p, r10k_safe_address_p)
4618 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4619 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4620 (r10k_insert_cache_barriers): New functions.
4621 (mips_reorg_process_insns): Delete cache barriers after a
4622 branch-likely instruction.
4623 (mips_reorg): Call r10k_insert_cache_barriers.
4624 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4625 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4626 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4627 (mips_cache, r10k_cache_barrier): New define_insns.
4629 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4631 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4632 * ira-color.c (setup_allocno_left_conflicts_num): Use
4633 hard_reg_set_equal_p instead of a comparison with
4634 ira_zero_hard_reg_set.
4635 * ira.c (setup_reg_subclasses): Likewise.
4636 (setup_cover_and_important_classes): Likewise.
4637 (setup_class_translate): Likewise.
4638 (setup_reg_class_intersect_union): Likewise.
4639 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4640 (ira_init_once): Don't initialize them.
4642 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4644 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4646 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4648 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4650 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4652 Improved branch hints, safe hints, and scheduling.
4654 * haifa-sched.c (sched_emit_insn) : Define.
4655 * sched-int.h (sched_emit_insn) : Add prototype.
4656 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4657 -mhint-max-distance -msafe-hints) : Document.
4658 * config/spu/spu.c (spu_flag_var_tracking): New.
4659 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4660 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4661 TARGET_ASM_FILE_START): Define.
4662 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4663 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4664 (spu_emit_branch_hint): Add blocks argument.
4665 (insert_branch_hints, insert_nops): Remove.
4666 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4667 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4668 spu_sched_reorder, asm_file_start): New functions.
4669 (clock_var, spu_sched_length, pipe0_clock,
4670 pipe1_clock, prev_clock_var, prev_priority,
4671 spu_ls_first, prev_ls_clock): New static variables.
4672 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4673 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4674 (nopn_nv): Add a non-volatile version of nop.
4675 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4676 -mhint-max-distance, -msafe-hints): New options.
4678 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4679 Samuel Tardieu <sam@rfc1149.net>
4681 * opts.c (decode_options): Combine nested if statements.
4684 * opts.c (decode_options): Handle more relationships among
4685 unit-at-a-time, toplevel-reorder, and section-anchors.
4687 2008-09-05 David Daney <ddaney@avtrex.com>
4689 * doc/install.texi (--enable-reduced-reflection): Document new option.
4691 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4693 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4695 (constantpool_operand): New.
4696 (move_operand): Disallow sub-word modes for the constant pool.
4697 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4698 (xtensa_secondary_reload_class): Replace with....
4699 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4700 Set icode for sub-word reloads from the constant pool.
4701 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4702 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4703 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4704 * config/xtensa/xtensa-protos.h: Update prototypes.
4706 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4708 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4709 (REG_CLASS_NAMES): Update.
4710 (REG_CLASS_CONTENTS): Update.
4711 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4712 of ALL_REGS for regs 77 and 78.
4713 * function.c (instantiate_virtual_regs_in_insn): Assert that
4714 return value of simplify_gen_subreg is not NULL.
4716 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4718 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4719 (gen_rtvec_v): Fix coding standards.
4721 2008-09-04 Jan Hubicka <jh@suse.cz>
4723 * i386.c (decide_alg): Be more conservative about optimizing for size.
4725 2008-09-04 Ian Lance Taylor <iant@google.com>
4727 * varasm.c (narrowing_initializer_constant_valid_p): New
4729 (initializer_constant_valid_p): Call it.
4731 2008-09-04 Jeff Law <law@redhat.com>
4733 * fold-const.c (native_encode_real): Fix computation of WORDS.
4734 (native_interpret_real): Likewise.
4736 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4738 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4740 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4742 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4743 that the cost is already taken into account in ira-costs.c
4745 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4747 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4748 ira_debug_copies): New.
4749 (ira_bulid): Call print_copies.
4751 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4753 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4756 * config/rs6000/rs6000.c (optimization_options): Remove check of
4757 flag_toplevel_order.
4759 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4761 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4762 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4763 second operand is a reg_imm10_operand.
4764 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4765 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4766 (*seq_<GPR:mode><GPR2:mode>): Rename to
4767 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4769 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4770 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4772 (*sne_<GPR:mode><GPR2:mode>): Rename to
4773 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4776 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4778 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4779 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4780 combining an arithmetic right shift by more than 31 and a
4781 trunction. Don't match for out-of-range shift amounts. Set
4782 attribute mode to <MODE>.
4783 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4784 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4785 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4786 shifts by less than 32.
4787 (extv): Change predicate on first operand to accept registers.
4788 Change predicate of the other operands from immediate_operand to
4789 const_int_operand. Expand exts when source is a register.
4790 (extzv): Change predicate of the constant operands from
4791 immediate_operand to const_int_operand.
4792 (extzv<mode>): Change predicate of the constant operands from
4793 immediate_operand to const_int_operand and no constraint. Also
4795 (*extzv_trunc<mode>_exts): New pattern.
4797 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4799 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4800 * config/mips/mips-protos.h (mask_low_and_shift_p,
4801 mask_low_and_shift_len): Declare.
4802 * config/mips/mips.c (mask_low_and_shift_p,
4803 mask_low_and_shift_len): New functions.
4804 (mips_print_operand): Handle new operand prefix "m".
4805 * config/mips/mips.md (*cins<mode>): New pattern.
4807 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4809 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4810 optimizing for size.
4812 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4814 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4815 regardless of epilogue_completed.
4817 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4820 * ira-lives.c (process_bb_node_lives): Check setjmp.
4822 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4825 * ira-build.c (form_loop_tree): Reverse BB walk.
4826 (create_bb_allocnos): Likewise.
4827 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4828 (mark_reg_store): Rename to...
4829 (mark_ref_live): ...this and take a df_ref argument instead of
4830 note_stores arguments. Assert that we have a register.
4831 (mark_reg_clobber): Delete.
4832 (def_conflicts_with_inputs_p): New function.
4833 (mark_reg_conflicts): Delete.
4834 (mark_reg_death): Rename to...
4835 (mark_ref_dead): ...this and take a df_ref argument instead of
4836 a register. Assert that we have a register.
4837 (process_bb_node_lives): Hoist frequency calculation out of
4838 instruction walk. Convert from a forwards scan to a backwards scan.
4839 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4840 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4841 (create_allocno_live_ranges): Don't create regs_set.
4843 2008-09-04 Ian Lance Taylor <iant@google.com>
4845 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4846 or REG_LABEL_TARGET.
4847 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4848 comparing MODE with MEM.
4849 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4850 comparing with GF_PREDICT_TAKEN.
4851 (gimple_get_lhs): Change code to enum gimple_code.
4852 (gimple_set_lhs): Likewise.
4853 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4854 * omp-low.c (find_omp_clause): Change kind parameter to enum
4856 * tree-flow.h (find_omp_clause): Update declaration.
4857 * regrename.c (clear_dead_regs): Change kind parameter to enum
4859 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4861 * see.c (see_get_extension_data): Change return type to enum
4862 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4863 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4864 (see_gen_normalized_extension): Change extension_code parameter to
4866 (see_seek_pre_extension_expr): Change extension_code to enum
4868 (see_merge_one_def_extension): Likewise.
4869 (see_handle_relevant_defs): Likewise.
4870 (see_handle_relevant_uses): Likewise.
4871 (see_analyze_one_def): Likewise.
4872 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4873 GIMPLE_ASM rather than ASM_EXPR.
4874 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4875 GIMPLE_RETURN rather than RETURN_EXPR.
4876 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4877 (evaluate_stmt): Likewise.
4878 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4879 to enum vect_relevant.
4880 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4881 compare gimple codes with tree codes.
4883 2008-09-04 Paul Brook <paul@codesourcery.com>
4885 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4887 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4889 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4890 pointer check lost in the recent no-unit-at-a-time patch.
4892 2008-09-04 Jan Hubicka <jh@suse.cz>
4895 * tree-switch-conversion.c (check_final_bb): Accept only IP
4898 2008-09-04 Jan Hubicka <jh@suse.cz>
4900 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4902 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4903 using_ranges argument.
4904 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4905 (vrp_visit_cond_stmt): Update call of
4906 vrp_evaluate_conditional_warnv_with_ops
4908 2008-09-04 Jan Hubicka <jh@suse.cz>
4910 PR tree-optimization/37345
4911 PR tree-optimization/37358
4912 PR tree-optimization/37357
4913 * tree.c (build_function_type_skip_args): Build distinct type copy;
4915 (build_function_decl_skip_args): Set type of new decl not orig decl;
4916 clear DECL_VINDEX for methods turned into functions.
4918 2008-09-04 Nick Clifton <nickc@redhat.com>
4920 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4921 * configure: Regenerate.
4922 * config.in: Regenerate.
4923 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4924 alignment field, if it is supported.
4926 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4928 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4931 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4933 * config/rs6000/rs6000.c (processor_target_table): Do not
4934 enable VMX for POWER6.
4936 2008-09-03 Anton Blanchard <anton@samba.org>
4938 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4939 emit memory barrier before operation.
4941 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4944 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4945 default_elf_asm_output_external.
4947 2008-09-03 Jeff Law <law@redhat.com>
4949 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4951 2008-09-03 Richard Henderson <rth@redhat.com>
4953 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4954 memory barrier to below the test-and-set.
4955 (alpha_split_lock_test_and_set_12): Likewise.
4957 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4961 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4964 * ira-color.c (print_loop_title): Use all_allocnos.
4965 (color_pass): Ditto. Don't add border_allocnos. Check that
4966 subloop allocno in the correspdoning bitmap all_allocnos.
4968 * ira-emit.c (change_loop): Use all_allocnos.
4970 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4971 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4972 (create_cap_allocno): Remove setting mentioned_allocnos.
4973 (create_insn_allocnos): Ditto.
4974 (remove_unnecessary_allocnos): Use all_allocnos.
4975 (check_allocno_creation): Check that allocnos are in the
4976 corresponding bitmap all_allocnos.
4978 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4982 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4983 (process_regs_for_copy): Process subregs. Refine check when cost
4984 is taken into account in ira-costs.c.
4985 (process_reg_shuffles): Use REG_SUBREG_P.
4986 (add_insn_allocno_copies): Ditto. Ignore modes.
4988 * ira-color.c (conflict_allocno_vec): New.
4989 (COST_HOP_DIVISOR): New macro.
4990 (update_copy_costs_1): Use it.
4991 (update_conflict_hard_regno_costs): New function.
4992 (assign_hard_reg): Use it.
4993 (ira_color): Allocate and free conflict_allocno_vec.
4995 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4999 * ira-int.h (ira_sort_insn_chain): Remove.
5001 * ira.c (basic_block_order_nums, chain_insn_order,
5002 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5003 (ira): Don't call ira_sort_insn_chain.
5005 * reload1.c (reload): Don't call ira_sort_insn_chain.
5007 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5010 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5011 which become non throw.
5012 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5013 update_call_expr after updating the flags on the decl.
5015 2008-09-03 Jan Hubicka <jh@suse.cz>
5017 PR tree-optimization/37315
5018 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5019 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5020 (cgraph_analyze_functions): Use node->analyzed
5021 (cgraph_mark_functions_to_output): Likewise.
5022 (cgraph_expand_function): All functions can be released after
5024 (cgraph_optimize): Use gimple_has_body_p.
5025 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5026 (cgraph_decide_inlining_incrementally): Likewise.
5027 (inline_transform): Inline transform.
5028 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5030 (inlinable_function_p): Drop gimple_body check.
5031 (expand_call_inline): Use gimple_has_body_p.
5032 * gimple.c (gimple_has_body_p): New.
5033 * gimple.h (gimple_has_body_p): Add prototype.
5034 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5035 (dump_function_to_file): Use gimple_has_body_p check.
5037 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5040 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5042 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5044 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5046 From Michael Frysinger <michael.frysinger@analog.com>
5047 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5048 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5051 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5054 * doc/extend.texi: Document picoChip builtin functions.
5055 * doc/invoke.texi: Document picoChip options.
5056 * doc/contrib.texi: Add picoChip contribution.
5057 * doc/md.texi: Document picoChip constraints.
5058 * config.gcc: Add picochip-*-*.
5059 * config/picochip/: Add new port.
5061 2008-09-03 Richard Guenther <rguenther@suse.de>
5063 PR tree-optimization/37328
5064 * tree-sra.c (sra_build_assignment): Gimplify properly.
5065 (generate_copy_inout): Take the correct stmt as definition,
5066 remove bogus assert.
5068 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5070 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5073 From Michael Frysinger <michael.frysinger@analog.com>
5074 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5076 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5078 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5079 (__gthread_setspecific): Revert 2008-08-31 change to
5080 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5082 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5084 * diagnostic.c (error_at): New.
5085 * toplev.h (error_at): New prototype.
5086 * c-typeck.c (build_array_ref): Call error_at instead of error.
5087 Pass location to pedwarn.
5089 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5091 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5093 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5095 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5096 VAR_DECL and CONST_DECL.
5098 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5099 Jakub Jelinek <jakub@redhat.com>
5101 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5102 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5103 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5104 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5105 Don't set ix86_save_varrargs_registers.
5106 (ix86_setup_incoming_varargs): Assume cum != NULL.
5107 (ix86_va_start): Check ix86_varargs_gpr_size and
5108 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5109 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5110 from frame pointer if ix86_varargs_gpr_size == 0.
5111 (ix86_compute_frame_layout): Updated.
5112 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5113 (ix86_varargs_gpr_size): Define.
5114 (ix86_varargs_fpr_size): Likewise.
5115 (machine_function): Remove save_varrargs_registers.
5116 Add varargs_gpr_size and varargs_fpr_size.
5118 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5120 * config/alpha/alpha.c (va_list_skip_additions,
5121 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5122 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5125 PR tree-optimization/36766
5126 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5127 for already removed basic blocks.
5130 * real.c (real_maxval): Clear a lower bit to make real_maxval
5131 match get_max_float for IBM long double format.
5133 2008-09-02 Andreas Schwab <schwab@suse.de>
5135 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5136 * configure: Regenerate.
5138 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5140 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5141 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5142 checking for a non-VOID CONSTANT_P.
5144 2008-09-02 Jan Hubicka <jh@suse.cz>
5146 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5147 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5150 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5152 * expr.c (emit_group_store): Don't assert stack temp mode size.
5154 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5155 Tobias Grosser <grosser@fim.uni-passau.de>
5156 Jan Sjodin <jan.sjodin@amd.com>
5157 Harsha Jagasia <harsha.jagasia@amd.com>
5158 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5159 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5160 Adrien Eliche <aeliche@isty.uvsq.fr>
5162 Merge from graphite branch.
5165 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5166 * doc/invoke.texi (-floop-block, -floop-interchange,
5167 -floop-strip-mine): Document new flags.
5168 * tree-into-ssa.c (gimple_vec): Moved...
5169 * tree-loop-distribution.c (rdg_component): Moved...
5170 * cfgloopmanip.c: Include tree-flow.h.
5171 (update_dominators_in_loop): New.
5172 (create_empty_if_region_on_edge): New.
5173 (create_empty_loop_on_edge): New.
5174 (loopify): Use update_dominators_in_loop.
5175 * tree-pass.h (pass_graphite_transforms): Declared.
5176 * configure: Regenerate.
5177 * tree-phinodes.c (make_phi_node): Export.
5178 (add_phi_node_to_bb): New, split from create_phi_node.
5179 * tree-chrec.c (for_each_scev_op): New.
5180 * tree-chrec.h (for_each_scev_op): Declared.
5181 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5182 (remove_statement): Call get_phi_with_result.
5183 * config.in (HAVE_cloog): Undef.
5184 * gdbinit.in (pgg): New.
5185 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5186 * tree-ssa-loop.c (graphite_transforms): New.
5187 (gate_graphite_transforms): New.
5188 (pass_graphite_transforms): New.
5189 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5190 HAVE_cloog): Defined.
5191 * tree-vectorizer.c (rename_variables_in_bb): Export.
5192 * tree-data-ref.c (dr_may_alias_p): Export.
5193 (stmt_simple_memref_p): New.
5194 (find_data_references_in_stmt): Export.
5195 (find_data_references_in_loop): Export.
5196 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5197 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5198 (create_rdg_vertices): Export.
5199 (build_empty_rdg): New.
5200 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5201 * tree-data-ref.h (rdg_component): ... here.
5203 (struct data_reference): Add a field scop.
5205 (find_data_references_in_loop): Declared.
5206 (find_data_references_in_stmt): Declared.
5207 (create_rdg_vertices): Declared.
5208 (dr_may_alias_p): Declared.
5209 (stmt_simple_memref_p): Declared.
5210 (struct rdg_edge): Add a field ddr_p relation.
5211 (build_empty_rdg): Declared.
5212 * lambda.h (lambda_matrix): Declare a VEC of.
5213 (find_induction_var_from_exit_cond): Declared.
5214 (lambda_vector_compare): New.
5215 * common.opt (fgraphite, floop-strip-mine,
5216 floop-interchange, floop-block): New flags.
5217 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5218 * cfgloop.c (is_loop_exit): New.
5219 * cfgloop.h (is_loop_exit): Declared.
5220 (create_empty_if_region_on_edge): Declared.
5221 (create_empty_loop_on_edge): Declared.
5222 * tree-flow.h (add_phi_node_to_bb): Declared.
5223 (make_phi_node): Declared.
5224 (rename_variables_in_bb): Declared.
5225 (perfect_loop_nest_depth): Declared.
5226 (graphite_transform_loops): Declared.
5227 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5228 (graphite.o-warn): Add -Wno-error.
5229 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5230 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5231 (INCLUDES): Add PPLINC, CLOOGINC.
5232 (OBJS-common): Add graphite.o.
5233 (graphite.o): Add rule.
5234 * gimple.h (gimple_vec): ... here.
5235 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5236 * passes.c (init_optimization_passes): Schedule
5237 pass_graphite_transforms.
5239 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5242 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5243 and -fno-toplevel-reorder after handle_options.
5245 2008-09-02 Paul Brook <paul@codesourcery.com>
5247 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5248 (arm_override_options): Set arm_tune_cortex_a9.
5249 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5250 (arm_issue_rate): Handle cortexa9.
5251 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5252 * config/arm/arm-cores.def: Add cortex-a9.
5253 * config/arm/arm-tune.md: Regenerate.
5254 * config/arm/arm.md: Include cortex-a9.md.
5255 (generic_sched, generic_vfp): Add cortexa9.
5256 * config/arm/cortex-a9.md: New file.
5258 2008-09-02 Richard Guenther <rguenther@suse.de>
5260 PR tree-optimization/37327
5261 * tree-vrp.c (register_new_assert_for): Make sure to not have
5262 TREE_OVERFLOW set on the bound.
5264 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5266 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5268 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5269 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5272 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5274 * gcc/config/spu/spu.md (divdf3): Removed.
5276 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5278 PR tree-optimization/37095
5279 * cgraph.c (cgraph_node): When creating new cgraph node after
5280 assembler_name_hash has been populated, record it in the hash
5283 2008-09-01 Paul Brook <paul@codesourcery.com>
5285 * doc/invoke.texi: Document -mword-relocations.
5286 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5287 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5288 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5289 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5290 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5291 (arm_emit_movpair): New function.
5292 (arm_print_operand <c>): Handle sybolic addresses.
5293 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5294 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5295 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5296 * config/arm/arm.opt: Add -mword-relocations.
5297 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5298 (arm_movt, arm_movw): New.
5300 2008-09-01 Paul Brook <paul@codesourcery.com>
5302 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5303 Allow Interworking on ARMv4 EABI based targets.
5304 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5305 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5307 2008-09-01 Paul Brook <paul@codesourcery.com>
5309 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5310 optimized LT0 test. Remove optimization for GT.
5312 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5314 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5315 openmp applications.
5316 * pa-hpux11.h (LIB_SPEC): Likewise.
5318 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5321 2008-09-01 Jan Hubicka <jh@suse.cz>
5323 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5324 present, use only counts; when guessed use only frequencies.
5325 (estimate_bb_frequencies): Use function_frequency.
5326 * profile.c (compute_branch_probabilities): Exit early when
5327 profile reading failed. Set profile_status.
5328 (branch_prob): Do not set profile_status.
5330 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5332 * tree.c (protected_set_expr_location): New.
5333 * tree.h (protected_set_expr_location): New prototype.
5334 * c-tree.h (build_array_ref): Add argument.
5335 (parser_build_unary_op): Same.
5336 * c-typeck.c (build_indirect_ref): Handle new location argument.
5337 (build_array_ref): Same.
5338 (parser_build_unary_op): Same.
5339 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5341 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5343 * c-common.c (finish_label_address_expr): Handle new location argument.
5344 * c-common.h (build_indirect_ref): Add argument.
5345 (finish_label_address_expr): Same.
5346 * c-parser.c (c_parser_unary_expression): Pass location to build
5348 (c_parser_postfix_expression): Same.
5350 2008-09-01 Paul Brook <paul@codesourcery.com>
5352 * config/arm/arm.md: Include cortex-r4f.md.
5353 (attr fpu): Update type list.
5354 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5355 fconstd, fcmps and fcmpd.
5356 (attr tune_cortexr4): Define.
5357 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5358 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5359 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5360 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5361 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5362 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5363 cortex_a8_vfp_farith: Ditto.
5364 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5365 * config/arm/cortex-r4.md: Use tune_cortexr4.
5366 * config/arm/cortex-r4f.md: New file.
5368 2008-09-01 Richard Guenther <rguenther@suse.de>
5370 PR tree-optimization/37305
5371 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5372 the result of constant conversions.
5373 (fold_gimple_assign): Likewise.
5375 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5377 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5378 #ifdef ENABLE_CHECKING.
5380 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5382 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5383 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5384 when !INSN_SCHEDULING.
5386 2008-09-01 Andreas Schwab <schwab@suse.de>
5388 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5390 2008-09-01 Paul Brook <paul@codesourcery.com>
5392 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5394 2008-09-01 Jan Hubicka <jh@suse.cz>
5396 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5398 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5400 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5401 * gimplify.c (gimplify_init_constructor): Add speed operand.
5402 * tree-sra.c (decide_block_copy): Likewise.
5403 * tree-inline.c (estimate_move_cost): Likewise.
5404 * config/alpha/alpha.h (MOVE_RATIO): Update.
5405 * config/frv/frv.c (MOVE_RATIO): Update.
5406 * config/spu/spu.h (MOVE_RATIO): Update.
5407 * config/sparc/sparc.h (MOVE_RATIO): Update.
5408 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5409 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5410 * config/cris/cris.h (MOVE_RATIO): Update.
5411 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5412 * config/arm/arm.h (MOVE_RATIO): Update.
5413 * config/pa/pa.md: Update uses of MOVE_RATIO
5414 * config/pa/pa.h (MOVE_RATIO): Update.
5415 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5416 CLEAR_RATIO, SET_RATIO): Update.
5417 * config/h8300/h8300.h (MOVE_RATIO): Update.
5418 * config/v850/v850.h (MOVE_RATIO): Update.
5419 * config/bfin/bfin.h (MOVE_RATIO): Update.
5421 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5422 Dmitry Melnik <dm@ispras.ru>
5423 Dmitry Zhurikhin <zhur@ispras.ru>
5424 Alexander Monakov <amonakov@ispras.ru>
5425 Maxim Kuvyrkov <maxim@codesourcery.com>
5427 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5428 sel-sched-dump.c, sel-sched-ir.c: New files.
5429 * Makefile.in (OBJS-common): Add selective scheduling object files.
5430 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5431 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5432 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5433 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5434 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5435 (make_forwarder_block): Update loop latch if we have redirected
5436 the loop latch edge.
5437 * cfgloop.c (get_loop_body_in_custom_order): New function.
5438 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5439 (CP_FALLTHRU_PREHEADERS): Likewise.
5440 (get_loop_body_in_custom_order): Declare.
5441 * cfgloopmanip.c (has_preds_from_loop): New.
5442 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5443 Assert that the preheader edge will be fall thru when it is set.
5444 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5445 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5446 fsel-sched-substitution, fselective-scheduling): New flags.
5447 * cse.c (hash_rtx_cb): New.
5449 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5450 sel_sched_insn_cnt): New counters.
5451 * final.c (compute_alignments): Export. Free dominance
5452 info after loop_optimizer_finalize.
5453 * genattr.c (main): Output maximal_insn_latency prototype.
5454 * genautomata.c (output_default_latencies): New.
5455 Factor its code from ...
5456 (output_internal_insn_latency_func): ... here.
5457 (output_internal_maximal_insn_latency_func): New.
5458 (output_maximal_insn_latency_func): New.
5459 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5460 (struct hard_reg_set_iterator): New.
5461 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5462 hard_reg_set_iter_next): New functions.
5463 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5464 * lists.c (remove_free_INSN_LIST_node,
5465 remove_free_EXPR_LIST_node): New functions.
5466 * loop-init.c (loop_optimizer_init): When
5467 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5468 calling create_preheaders.
5469 (loop_optimizer_finalize): Do not verify flow info after reload.
5470 * recog.c (validate_replace_rtx_1): New parameter simplify.
5471 Default it to true. Update all uses. Factor out simplifying
5473 (simplify_while_replacing): ... this new function.
5474 (validate_replace_rtx_part,
5475 validate_replace_rtx_part_nosimplify): New.
5476 * recog.h (validate_replace_rtx_part,
5477 validate_replace_rtx_part_nosimplify): Declare.
5478 * rtl.c (rtx_equal_p_cb): New.
5479 (rtx_equal_p): Use it.
5480 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5481 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5482 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5483 * vecprim.h: Add a vector type for unsigned int.
5484 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5485 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5486 ready_try, cycle_issued_insns, spec_info): Make global.
5487 (readyp): Initialize.
5488 (dfa_lookahead): New global variable.
5489 (old_max_uid, old_last_basic_block): Remove.
5490 (h_i_d): Make it a vector.
5491 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5493 (after_recovery, adding_bb_to_current_region_p):
5494 New variables to handle correct insertion of the recovery code.
5495 (struct ready_list): Move declaration to sched-int.h.
5496 (rgn_n_insns): Removed.
5497 (rtx_vec_t): Move to sched-int.h.
5498 (find_insn_reg_weight): Remove.
5499 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5500 (haifa_init_h_i_d, haifa_finish_h_i_d):
5501 New functions to initialize / finalize haifa instruction data.
5502 (extend_h_i_d, init_h_i_d): Rewrite.
5503 (unlink_other_notes): Move logic to add_to_note_list. Handle
5504 selective scheduler.
5505 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5506 find_fallthru_edge): Make global, remove static prototypes.
5507 (max_issue): Make global. Add privileged_n and state parameters. Use
5509 (extend_global, extend_all): Removed.
5510 (init_before_recovery): Add new param. Fix the handling of the case
5511 when we insert a recovery code before the EXIT which has a predecessor
5512 with a fallthrough edge to it.
5513 (create_recovery_block): Make global. Rename to
5514 sched_create_recovery_block. Update.
5515 (change_pattern): Rename to sched_change_pattern. Make global.
5516 (speculate_insn): Rename to sched_speculate_insn. Make global.
5517 Split haifa-specific functionality into ...
5518 (haifa_change_pattern): New static function.
5519 (sched_extend_bb): New static function.
5520 (sched_init_bbs): New function.
5521 (current_sched_info): Change type to struct haifa_sched_info.
5522 (insn_cost): Adjust for selective scheduling.
5523 (dep_cost_1): New function. Move logic from ...
5524 (dep_cost): ... here.
5525 (dep_cost): Use dep_cost_1.
5526 (contributes_to_priority_p): Use sched_deps_info instead of
5528 (priority): Adjust to work with selective scheduling. Process the
5529 corner case when all dependencies don't contribute to priority.
5530 (rank_for_schedule): Use ds_weak instead of dep_weak.
5531 (advance_state): New function. Move logic from ...
5532 (advance_one_cycle): ... here.
5533 (add_to_note_list, concat_note_lists): New functions.
5534 (rm_other_notes): Make static. Adjust for selective scheduling.
5535 (remove_notes, restore_other_notes): New functions.
5536 (move_insn): Add two arguments. Update assert. Don't call
5538 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5539 Remove more_issue, max_points. Move the code to initialize
5540 max_lookahead_tries to max_issue.
5541 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5542 ready. Adjust use of move_insn. Call restore_other_notes.
5544 (sched_init, sched_finish): Move Haifa-specific initialization/
5546 (haifa_sched_init, haifa_sched_finish): ... respectively.
5548 (setup_sched_dump): New function.
5549 (haifa_init_only_bb): New static function.
5550 (haifa_speculate_insn): New static function.
5551 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5552 (extend_ready, extend_all): Remove.
5553 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5554 (create_check_block_twin, add_to_speculative_block): Use
5555 haifa_insns_init instead of extend_global. Update to use new
5556 initialization functions. Change parameter. Factor out code from
5557 create_check_block_twin to ...
5558 (sched_create_recovery_edges) ... this new function.
5559 (add_block): Remove.
5560 (sched_scan_info): New.
5561 (extend_bb): Use sched_scan_info.
5562 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5563 static functions for walking through scheduling region.
5564 (sched_luids): New vector variable to replace uid_to_luid.
5565 (luids_extend_insn): New function.
5566 (sched_max_luid): New variable.
5567 (luids_init_insn): New function.
5568 (sched_init_luids, sched_finish_luids): New functions.
5569 (insn_luid): New debug function.
5570 (sched_extend_target): New function.
5571 (haifa_init_insn): New static function.
5572 (sched_init_only_bb): New hook.
5573 (sched_split_block): New hook.
5574 (sched_split_block_1): New function.
5575 (sched_create_empty_bb): New hook.
5576 (sched_create_empty_bb_1): New function.
5577 (common_sched_info, ready): New global variables.
5578 (current_sched_info_var): Remove.
5579 (move_block_after_check): Use common_sched_info.
5580 (haifa_luid_for_non_insn): New static function.
5581 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5582 (increase_insn_priority): New.
5583 * modulo-sched.c: (issue_rate): Remove static declaration.
5584 (sms_sched_info): Change type to haifa_sched_info.
5585 (sms_sched_deps_info, sms_common_sched_info): New variables.
5586 (setup_sched_infos): New.
5587 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5588 Do not call regstat_free_calls_crossed.
5589 (sms_print_insn): Use const_rtx.
5590 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5591 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5592 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5593 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5594 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5595 current_sched_info to use it.
5596 (enum reg_pending_barrier_mode): Move to sched-int.h.
5597 (h_d_i_d): New variable. Initialize to NULL.
5598 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5600 (estimate_dep_weak): Remove static declaration.
5601 (sched_has_condition_p): New function. Adjust users of
5602 sched_get_condition to use it instead.
5603 (conditions_mutex_p): Add arguments indicating which conditions are
5605 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5606 argument to indicate whether returned condition is reversed. Do not
5607 generate new rtx when condition should be reversed; indicate it by
5608 setting new argument instead.
5609 (add_dependence_list_and_free): Add deps parameter.
5610 Update all users. Do not free dependence list when
5611 deps context is readonly.
5612 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5614 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5615 (remove_from_deps): New. Use the above functions.
5616 (cur_insn, can_start_lhs_rhs_p): New static variables.
5617 (add_or_update_back_dep_1): Initialize present_dep_type.
5618 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5619 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5620 haifa_note_dep): New functions implementing dependence hooks for
5621 the Haifa scheduler.
5622 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5623 note_dep): New functions.
5624 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5626 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5627 (free_deps): Initialize deps->reg_last.
5628 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5629 sched_analyze_insn): Update to use dependency hooks infrastructure
5630 and readonly contexts.
5631 (deps_analyze_insn): New function. Move part of logic from ...
5632 (sched_analyze): ... here. Also move some logic to ...
5633 (deps_start_bb): ... here. New function.
5634 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5636 (sched_deps_init): New function. Move code from ...
5637 (init_dependency_caches): ... here. Remove.
5638 (init_deps_data_vector): New.
5639 (sched_deps_finish): New function. Move code from ...
5640 (free_dependency_caches): ... here. Remove.
5641 (init_deps_global, finish_deps_global): Adjust for use with
5642 selective scheduling.
5643 (get_dep_weak): Move logic to ...
5644 (get_dep_weak_1): New function.
5645 (ds_merge): Move logic to ...
5646 (ds_merge_1): New static function.
5647 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5648 (ds_get_max_dep_weak): New function.
5649 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5650 (n_insns): Rename to rgn_n_insns.
5651 (debug_ebb_dependencies): New function.
5652 (init_ready_list): Use it.
5653 (begin_schedule_ready): Use sched_init_only_bb.
5654 (ebb_print_insn): Indicate when an insn starts a new cycle.
5655 (contributes_to_priority, compute_jump_reg_dependencies,
5656 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5657 (add_block1): Remove to ebb_add_block.
5658 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5659 (schedule_ebb): Initialize them. Use remove_notes instead of
5660 rm_other_notes. Use haifa_local_init/finish.
5661 (schedule_ebbs): Use haifa_sched_init/finish.
5662 * sched-int.h: Include vecprim.h, remove rtl.h.
5663 (struct ready_list): Delete declaration.
5664 (sched_verbose_param, enum sched_pass_id_t,
5665 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5666 (struct sched_scan_info_def): New structure.
5667 (sched_scan_info, sched_scan, sched_init_bbs,
5668 sched_init_luids, sched_finish_luids, sched_extend_target,
5669 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5670 (struct common_sched_info_def): New.
5671 (common_sched_info, haifa_common_sched_info,
5672 sched_emulate_haifa_p): Declare.
5674 (sched_luids): Declare.
5675 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5676 (sched_max_luid, insn_luid): Declare.
5677 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5678 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5679 print_insn, print_pattern, print_value, haifa_classify_insn,
5680 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5681 setup_sched_dump, sched_init, sched_finish,
5682 sel_insn_is_speculation_check): Export.
5683 (struct ready_list): Move from haifa-sched.c.
5684 (ready_try, ready, max_issue): Export.
5685 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5686 sched_init_only_bb, sched_split_block, sched_split_block_1,
5687 sched_create_empty_bb, sched_create_empty_bb_1,
5688 sched_create_recovery_block, sched_create_recovery_edges): Export.
5689 (enum reg_pending_barrier_mode): Export.
5690 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5692 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5693 print_insn field. Move add_block and fix_recovery_cfg to
5694 common_sched_info_def. Move compute_jump_reg_dependencies,
5696 (struct sched_deps_info_def): ... this new structure.
5697 (sched_deps_info): Declare.
5698 (struct spec_info_def): Remove weakness_cutoff, add
5699 data_weakness_cutoff and control_weakness_cutoff.
5700 (spec_info): Declare.
5701 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5703 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5704 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5705 (current_sched_info): Change type to struct haifa_sched_info.
5706 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5707 (h_d_i_d): New variable.
5708 (HDID): New accessor macro.
5709 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5710 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5712 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5713 (enum SCHED_FLAGS): Update for selective scheduler.
5714 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5715 (init_dependency_caches, free_dependency_caches): Delete declarations.
5716 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5717 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5718 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5719 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5720 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5722 (rm_other_notes): Delete declaration.
5723 (schedule_block): Remove one argument.
5724 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5725 ready_element, ready_lastpos, sched_extend_ready_list,
5726 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5727 concat_note_lists): Export.
5728 (struct region): Move from sched-rgn.h.
5729 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5730 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5731 BLOCK_TO_BB, CONTAINING_RGN): Export.
5732 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5733 (current_nr_blocks, current_blocks, target_bb): Likewise.
5734 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5735 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5736 sched_rgn_local_init, extend_regions,
5737 rgn_make_new_region_out_of_new_block, compute_priorities,
5738 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5739 extend_rgns, deps_join rgn_setup_common_sched_info,
5740 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5741 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5742 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5743 increase_insn_priority): Likewise.
5744 * sched-rgn.c: Include sel-sched.h.
5745 (ref_counts): New static variable. Use it ...
5746 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5747 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5748 (sched_is_disabled_for_current_region_p): Delete static declaration.
5749 (struct region): Move to sched-int.h.
5750 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5751 ebb_head): Define and initialize.
5752 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5753 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5754 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5756 (find_single_block_region): Add new argument to indicate that EBB
5757 regions should be constructed.
5758 (debug_live): Delete declaration.
5759 (current_nr_blocks, current_blocks, target_bb):
5760 Remove static qualifiers.
5761 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5763 (init_regions): Delete declaration.
5764 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5765 rgn_estimate_number_of_insns): New.
5766 (too_large): Use estimate_number_of_insns.
5767 (haifa_find_rgns): New. Move the code from ...
5768 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5769 (free_trg_info): New.
5770 (compute_trg_info): Allocate candidate tables here instead of ...
5771 (init_ready_list): ... here.
5772 (rgn_print_insn): Use const_rtx.
5773 (contributes_to_priority, extend_regions): Delete static declaration.
5774 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5775 (add_block1): Rename to rgn_add_block.
5776 (debug_rgn_dependencies): Delete static qualifier.
5777 (new_ready): Use sched_deps_info. Simplify.
5778 (rgn_common_sched_info, rgn_const_sched_deps_info,
5779 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5781 (region_sched_info): Rename to rgn_const_sched_info.
5782 (deps_join): New, extracted from ...
5783 (propagate_deps): ... here.
5784 (compute_block_dependences, debug_dependencies): Update for selective
5786 (free_rgn_deps, compute_priorities): New functions.
5787 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5788 sched_rgn_compute_dependencies): New functions.
5789 (schedule_region): Use them.
5790 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5791 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5793 (schedule_insns): Call new functions that were split out.
5794 (rgn_make_new_region_out_of_new_block): New.
5795 (get_rgn_sched_max_insns_priority): New.
5796 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5797 scheduling when appropriate.
5798 * sched-vis.c: Include insn-attr.h.
5799 (print_value, print_pattern): Make global.
5800 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5801 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5802 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5803 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5804 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5805 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5806 hooks. Initialize them to 0.
5807 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5808 * target.h (struct gcc_target): Add them. Rename gen_check field to
5810 * flags.h (sel_sched_switch_set): Declare.
5811 * opts.c (sel_sched_switch_set): New variable.
5812 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5813 pipelining is disabled from command line.
5814 (common_handle_option): Record whether selective scheduling is
5815 requested from command line.
5816 * doc/invoke.texi: Document new flags and parameters.
5817 * doc/tm.texi: Document new target hooks.
5818 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5820 (dfa_state_size): Do not declare locally.
5821 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5822 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5823 rs6000_alloc_sched_context, rs6000_set_sched_context,
5824 rs6000_free_sched_context): New functions.
5825 (struct _rs6000_sched_context): New.
5826 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5828 (rs6000_sched_finish): Do not run for selective scheduling.
5830 2008-08-31 Jan Hubicka <jh@suse.cz>
5832 * frv.c (frv_rtx_costs): Update forward declaration.
5833 * spu.c (spu_rtx_costs): Likewise.
5834 * pdp11.c: Include df.h
5835 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5836 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5837 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5838 * iq2000.c (iq2000_address_cost): Add speed argument.
5839 (iq2000_rtx_costs): Likewise.
5840 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5841 update call of mn10300_address_cost.
5842 * mcore.c: Include df.h
5843 (mcore_rtx_costs): Update prototype.
5844 * score3.c: Include df.h
5845 (score3_rtx_costs): Remove speed argument.
5846 * score7.c: Include df.h
5847 (score7_address_cost): Remove speed argument.
5848 * score-protos.h (score_address_cost): Update prototype.
5849 * score.c: Include df.h
5850 (score_rtx_costs): Update call of costs functions.
5851 * v850.c (v850_rtx_costs): Add bool argument.
5853 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5855 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5857 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5859 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5860 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5862 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5864 * mkmap-flat.awk: Add option pe_dll.
5865 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5866 * config/i386/t-cygwin (SHLIB_LC): Add.
5867 * config/i386/t-mingw32 (SHLIB_LC): Add.
5868 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5869 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5870 (LINK_SPEC): Support libgcc_s.
5871 (LIBGCC_SPEC): Support libgcc_s.
5872 (LIBGCC_SONAME): New.
5874 2008-08-31 Jan Hubicka <jh@suse.cz>
5876 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5877 mistakely had old version of patch.
5879 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5880 (ipcp_estimate_growth): New.
5881 (ipcp_insert_stage): Use ipcp_estimate_growth.
5882 * profile.c (branch_prob): When reading failed, do not consider
5885 2008-08-31 Jan Hubicka <jh@suse.cz>
5887 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5888 loop is optimized for speed.
5890 2008-08-31 Richard Guenther <rguenther@suse.de>
5893 * fold-const.c (fold_binary): Retain conversions in folding
5896 2008-08-31 Jan Hubicka <jh@suse.cz>
5898 * postreload-gcse.c (eliminate_partially_redundant_loads):
5899 Use optimize_bb_for_size_p.
5900 * predict.c (maybe_hot_frequency_p): Make inline.
5901 (maybe_hot_count_p): Break out from ...
5902 (maybe_hot_bb_p): ... this one.
5903 (maybe_hot_edge_p): Simplify.
5904 * basic-block.h (probably_cold_bb_p): Remove.
5906 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5909 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5911 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5912 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5913 Also split V4SFmode.
5914 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5917 2008-08-31 Jan Hubicka <jh@suse.cz>
5919 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5921 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5923 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5926 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5929 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5930 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5932 2008-08-31 Jan Hubicka <jh@suse.cz>
5934 * sparc.h (BRANCH_COST): Fix macro definition.
5935 * avr.c (avr_operand_rtx_cost): Add speed argument.
5936 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5938 2008-08-31 Richard Guenther <rguenther@suse.de>
5940 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5941 types instead of operands. Re-instantiate verifying of
5942 binary expression operands.
5944 2008-08-30 Jan Hubicka <jh@suse.cz>
5946 * fwprop.c (should_replace_address): Add speed attribute.
5947 (PR_OPTIMIZE_FOR_SPEED): New flag.
5948 (propagate_rtx_1): Use it.
5949 (propagate_rtx): Set it.
5950 (try_fwprop_subst): Update call of rtx_costs.
5951 (forward_propagate_and_simplify): LIkewise.
5952 * hooks.c (hook_int_rtx_bool_0): New
5953 (hook_bool_rtx_int_int_intp_false): Replace by ...
5954 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5955 * hooks.h (hook_int_rtx_bool_0): New
5956 (hook_bool_rtx_int_int_intp_false): Replace by ...
5957 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5958 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5959 (prepare_cmp_insn): UPdate call of rtx_cost.
5960 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5961 (reload_cse_simplify_operands): Update call of rtx_cost.
5962 (reload_cse_move2add): call of rtx_cost.
5963 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5964 * rtlanal.c (rtx_cost): Add speed argument.
5965 (address_cost): Add speed argument
5966 (default_address_cost): Likewise.
5967 (insn_rtx_cost): Likewise.
5968 * cfgloopanal.c (seq_cost): Add speed argument.
5969 (target_reg_cost, target_spill_cost): Turn to array.
5970 (init_set_costs): Update for speed.
5971 (estimate_reg_pressure_cost): Add speed argument.
5972 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5973 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5974 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5975 (seq_cost): Add speed argument.
5976 (computation_cost): Add speed arugment.
5977 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5978 (force_expr_to_var_cost): Update for profile info.
5979 (force_var_cost): Likewise.
5980 (split_address_cost): Likewise.
5981 (ptr_difference_cost): Likewise.
5982 (difference_cost): Likewise.
5983 (get_computation_cost_at): Likewise.
5984 (determine_iv_cost): Likewise.
5985 (ivopts_global_cost_for_size): Likewise.
5986 (rewrite_use_address): Likewise.
5987 (tree_ssa_iv_optimize_loop): Initialize speed field.
5988 * cse.c (optimize_this_for_speed_p): New static var.
5989 (notreg_cost): Update call of rtx_cost.
5990 (cse_extended_basic_block): set optimize_this_for_speed_p.
5991 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5992 (noce_try_cmove_arith): Likewise.
5993 (noce_try_sign_mask): LIkewise.
5994 * expr.c (compress_float_constant): Update rtx_cost calls.
5995 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5997 (addr_to_parts): Likewise.
5998 (create_mem_ref): Likewise.
5999 * dse.c (find_shift_sequence): Add speed argument.
6000 (replace_read): Update call.
6001 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6002 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6003 * neg_cost, shift_cost, shiftadd_cost,
6004 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6005 mul_highpart_cost): Increase dimension.
6006 (init_expmed): Initialize for both size and speed.
6007 (expand_shift): Use profile.
6008 (synth_mult): Use profile.
6009 (choose_mult_variant): Use profile.
6010 (expand_mult): Use profile.
6011 (expand_mult_highpart_optab): Use profile.
6012 (expand_mult_highpart): Use profile.
6013 (expand_smod_pow2): Use profile.
6014 (expand_divmod): Use profile.
6015 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6017 * loop-invariant.c (create_new_invariant): Use profile.
6018 (gain_for_invariant): Add speed parameter.
6019 (best_gain_for_invariant): Likewise.
6020 (find_invariants_to_move): Likewise.
6021 (move_single_loop_invariants): Set it.
6022 * target-def.h (TARGET_RTX_COSTS): Use hook.
6023 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6024 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6025 * output.h (default_address_cost): Update prototype.
6026 * combine.c (optimize_this_for_speed_p): New static var.
6027 (combine_validate_cost): Update call of rtx_cost.
6028 (combine_instructions): Set optimize_this_for_speed_p.
6029 (expand_compound_operation): Update call of rtx_cost.
6030 (make_extraction):Update call of rtx_cost.
6031 (force_to_mode):Update call of rtx_cost.
6032 (distribute_and_simplify_rtx):Update call of rtx_cost.
6033 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6034 (estimate_reg_pressure_cost): Update prototype.
6035 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6036 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6038 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6039 (alpha_rtx_costs): Update.
6040 * config/frv/frv.c (frv_rtx_costs): Update.
6041 * config/s390/s390.c (s390_rtx_costs): Update.
6042 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6043 (m32c_rtx_costs): Update.
6044 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6045 (spu_rtx_costs): Update.
6046 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6047 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6048 * config/i386/i386.c (:ix86_address_cost): Update.
6049 (ix86_rtx_costs): Update.
6050 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6051 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6052 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6053 * config/crx/crx.c (crx_address_cost): Update.
6054 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6055 * config/stormy16/stormy16.c
6056 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6057 * config/m68hc11/m68hc11.c
6058 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6059 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6060 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6062 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6064 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6065 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6066 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6067 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6068 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6069 (mcore_rtx_costs): update.
6070 * config/score/score3.c (score3_rtx_costs): Update.
6071 * config/score/score7.c (score7_rtx_costs): Update.
6072 * config/score/score3.h (score3_rtx_costs):Update.
6073 * config/score/score7.h (score7_rtx_costs): Update.
6074 * config/score/score.c (score_rtx_costs): Update.
6075 * config/arm/arm.c (arm_address_cost): Update.
6076 (arm_rtx_costs_1): Update.
6077 (arm_rtx_costs_1): Update.
6078 (arm_size_rtx_costs): Update.
6079 (arm_size_rtx_costs): Update.
6080 (arm_size_rtx_costs): Update.
6081 (arm_xscale_rtx_costs): Update.
6082 (arm_thumb_address_cost): Update.
6083 * config/pa/pa.c (hppa_address_cost): Update.
6084 * config/mips/mips.c (mips_rtx_costs): Update.
6085 * config/vax/vax.c (vax_address_cost): Update.
6086 * config/h8300/h8300.c (h8300_shift_costs): Update.
6087 (h8300_rtx_costs): Update.
6088 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6089 (v850_rtx_costs): Update.
6090 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6091 * config/bfin/bfin.c
6092 (bfin_address_cost): Update.
6093 (bfin_rtx_costs): Update.
6094 * stmt.c (lshift_cheap_p): Update.
6096 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6099 * expmed.c (extract_bit_field_1): Check the mode size to make
6100 sure the vector modes have the same size.
6102 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6104 * dojump.c (top level): Include basic-block.h to declare
6105 optimize_insn_for_speed_p
6107 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6109 * opts.h (CL_SAVE): New option class for marking options that are
6110 target specific options usable in the target attribute.
6111 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6113 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6114 can easily find the target specific options that are safe to use
6115 in the attribute or pragma.
6117 * attribs.c (decl_attributes): Change #pragma GCC option to
6118 #pragma GCC target, and attribute((option(...))) to
6119 attribute((target(...))).
6121 * doc/extend.texi (target attribute): Change from option
6122 attribute. Delete push/pop/reset.
6123 (#pragma GCC target): Change from #pragma GCC option. Delete
6125 (#pragma GCC push_options): Document new pragma.
6126 (#pragma GCC pop_options): Document new pragma.
6127 (#pragma GCC reset_options): Document new pragma.
6129 * targhooks.c (default_target_option_valid_attribute_p): Add
6130 warning about port not supporting target attributes.
6131 (default_target_option_pragma_parse): New function, warn about
6132 #pragma GCC target not being supported.
6134 * targhooks.h (default_target_option_pragma_parse): Add
6137 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6138 TI_CURRENT_OPTION_PRAGMA.
6139 (current_target_pragma): Rename from current_option_pragma.
6141 * target.h: (struct target_option): Delete booleans for changing
6142 the optimization level on hot/cold functions. Change signature of
6143 pragma_parse hook to take a second tree.
6145 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6147 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6148 that the declaration is done at global scope.
6150 * langhooks.c (add_builtin_function_common): Move most of the code
6151 from add_builtin_function here, calling the hook passed in.
6152 (add_builtin_function): Call add_builtin_function_common with
6153 standard builtin hook.
6154 (add_builtin_function_ext_scope): New function to add builtins to
6157 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6159 (add_builtin_function_ext_scope): Add declaration.
6161 * c-pragma.c (handle_pragma_target): Rename from
6162 handle_pragma_option, #pragma GCC option is now #pragma GCC
6163 target. Move warning about port not supporting target options to
6164 default pragma parse hook. Remove push/pop/reset from this
6166 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6167 (option_stack): Delete static variable.
6168 (optimize_stack): Ditto.
6169 (optons_stack): New stack of saved target and optimization
6171 (handle_pragma_push_options): New function to handle pushing both
6172 target and optimization options.
6173 (handle_pragma_pop_options): New function to handle popping both
6174 target and optimization options.
6175 (handle_pragma_reset_options): New function to handle resetting
6176 both target and optimization options to their initial state.
6177 (init_pragma): Rename handle_pragma_option to
6178 handle_pragma_target. Add support for push_options, pop_options,
6179 and reset_options pragmas.
6181 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6182 default_target_option_pragma_parse.
6183 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6184 default_target_option_valid_attribute_p.
6185 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6186 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6187 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6188 optimization level on hot/cold functions.
6190 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6191 if the caller and callee have different optimization levels.
6193 * c-common.c (handle_target_attribute): Rename from
6194 handle_option_attribute, attribute((option(...))) is now
6195 attribute((target(...))). Move warning if the port does not
6196 support target attributes to the default hook.
6197 (handle_hot_attribute): Delete code to change the optimization
6198 level of hot functions.
6199 (handle_cold_attribute): Ditto.
6201 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6202 argument that is the binary tree options to use if there are no
6203 arguments. Call ix86_valid_target_attribute_tree instead of
6204 ix86_valid_option_attribute_tree.
6205 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6206 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6207 ix86_pragma_option_parse.
6209 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6210 Rename from ix86_valid_option_attribute_tree.
6212 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6213 new builtins when the ISA changes.
6214 (ix86_valid_target_attribute_tree): Rename from
6215 ix86_valid_option_attribute_tree. Change callers. If the
6216 function specified optimization options, use those as the starting
6217 point before setting up the target attributes. If the
6218 optimization options were changed in the course of setting the
6219 target attributes, record the new optimization options.
6220 (ix86_valid_target_attribute_tree_inner_p): Rename from
6221 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6222 ix86_add_new_builtins if the ISA changed.
6223 (ix86_valid_target_attribute_p): Rename from
6224 ix86_valid_option_attribute_p. Change callers.
6225 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6226 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6227 as delayed builtin functions.
6228 (struct builtin_isa): New structure to record builtin functions
6229 that should be delayed until the ISA for that function is used.
6230 (ix86_builtins_isa): Change from int to struct to track builtin
6231 functions we want to declare at some point.
6232 (def_builtin): If the front end can delay defining the builtin
6233 functions, don't create builtins for ISAs not part of the default
6235 (def_builtin_const): Ditto.
6236 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6237 __builtin_ia32_pcmov_v2di to be different builtin functions.
6238 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6239 a structure instead of an int.
6240 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6241 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6242 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6243 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6245 * config/ia64/ia64.h
6246 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6247 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6249 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6250 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6251 (LANG_HOOKS_INITIALIZER): Add
6252 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6254 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6257 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6258 the reload address with the index register for SFmode
6259 access with a displacement.
6261 2008-08-30 Jan Hubicka <jh@suse.cz>
6263 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6264 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6265 * dojump.c (do_jump): Likewise.
6266 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6267 (note-if_info): Add BRANCH_COST.
6268 (noce_try_store_flag_constants, noce_try_addcc,
6269 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6270 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6271 find_if_case_2): Use computed branch cost.
6272 * expr.h (BRANCH_COST): Update default.
6273 * predict.c (predictable_edge_p): New function.
6274 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6275 Update BRANCH_COST call.
6276 * basic-block.h (predictable_edge_p): Declare.
6277 * config/alpha/alpha.h (BRANCH_COST): Update.
6278 * config/frv/frv.h (BRANCH_COST): Update.
6279 * config/s390/s390.h (BRANCH_COST): Update.
6280 * config/spu/spu.h (BRANCH_COST): Update.
6281 * config/sparc/sparc.h (BRANCH_COST): Update.
6282 * config/m32r/m32r.h (BRANCH_COST): Update.
6283 * config/i386/i386.h (BRANCH_COST): Update.
6284 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6286 * config/sh/sh.h (BRANCH_COST): Update.
6287 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6288 * config/avr/avr.h (BRANCH_COST): Update.
6289 * config/crx/crx.h (BRANCH_COST): Update.
6290 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6291 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6292 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6293 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6294 * config/ia64/ia64.h (BRANCH_COST): Update.
6295 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6296 * config/arc/arc.h (BRANCH_COST): Update.
6297 * config/score/score.h (BRANCH_COST): Update.
6298 * config/arm/arm.h (BRANCH_COST): Update.
6299 * config/pa/pa.h (BRANCH_COST): Update.
6300 * config/mips/mips.h (BRANCH_COST): Update.
6301 * config/vax/vax.h (BRANCH_COST): Update.
6302 * config/h8300/h8300.h (BRANCH_COST): Update.
6303 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6304 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6305 * doc/tm.texi (BRANCH_COST): Update.
6307 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6310 * config/arm/arm.c (arm_optimization_options): Set
6311 flag_section_anchors to 2 instead of 1 to distinguish it from
6312 -fsection-anchors given explicitely on the command line.
6314 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6316 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6317 final insn of a split.
6319 2008-08-30 Jan Hubicka <jh@suse.cz>
6321 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6322 optimized for speed.
6323 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6324 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6325 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6326 flag_gcse_after_reload_set): New static vars.
6327 (common_handle_option): Enable those flags for profile-use.
6328 (decode_options): Remove optimize_size flags that are handled
6329 on higher granuality.
6330 * tree-vectorizer.c (vectorize_loops): Use
6331 optimize_loop_nest_for_speed_p.
6332 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6333 * tree-predcom.c (tree_predictive_commoning): Use
6334 optimize_loop_for_speed_p.
6335 * varasm.c (assemble_start_function): Use
6336 optimize_function_for_speed_p.
6337 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6338 * predict.c (optimize_loop_for_speed_p): Fix walk.
6340 2008-08-30 Jan Hubicka <jh@suse.cz>
6342 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6344 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6345 profile presence locally.
6347 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6350 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6351 versions before 4.0.
6353 2008-08-29 Jan Hubicka <jh@suse.cz>
6355 * tree-inline.c (insert_init_stmt): Insert sequence even when
6358 2008-08-29 Jeff Law <law@redhat.com>
6360 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6361 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6362 location and class is an FP register.
6364 2008-08-29 Jan Hubicka <jh@suse.cz>
6366 * see.c (see_merge_one_def_extension): Silence used uninitialized
6368 * matrix-reorg.c (check_allocation_function): Likewise.
6369 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6371 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6374 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6375 compute new & and | in type rather than TREE_TYPE (arg0).
6377 * dwarf2out.c (fortran_common): Update comment.
6378 (gen_variable_die): Swap com_die and var_die variables in Fortran
6379 COMMON block handling code.
6381 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6383 * dwarf2out.c (gen_const_die): New function.
6384 (size_of_die, value_format, output_die): Output larger
6385 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6386 (native_encode_initializer): New function.
6387 (tree_add_const_value_attribute): Call it.
6388 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6390 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6391 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6392 TREE_THIS_VOLATILE to add_type_attribute.
6394 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6396 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6399 * dwarf2out.c (loc_by_reference): New function.
6400 (add_location_or_const_value_attribute): Use it.
6403 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6404 as DW_TAG_variable children of DW_TAG_common_block rather than
6405 DW_TAG_member children. Put DW_AT_external to individual
6406 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6408 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6409 loc_descriptor_from_tree_1.
6413 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6414 arguments to imported_module_or_decl.
6415 (debug_nothing_tree_tree): Removed.
6416 (debug_nothing_tree_tree_tree_bool): New prototype.
6417 * debug.c (do_nothing_debug_hooks): Adjust.
6418 (debug_nothing_tree_tree): Removed.
6419 (debug_nothing_tree_tree_tree_bool): New function.
6420 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6421 (gen_variable_die): Put all common vars for the
6422 same COMMON block under one DW_TAG_common_block.
6423 (declare_in_namespace): Return new context_die, for Fortran
6424 return the module DIE instead of adding extra declarations into
6426 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6427 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6428 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6430 (dwarf2out_global_decl): Don't skip Fortran global vars.
6431 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6432 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6433 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6434 DW_TAG_imported_declaration as child of previous
6435 DW_TAG_imported_module.
6436 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6437 * sdbout.c (sdb_debug_hooks): Likewise.
6438 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6440 2008-08-29 Jan Hubicka <jh@suse.cz>
6442 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6444 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6445 * ipa-cp.c (n_cloning_candidates): New static variable.
6446 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6447 (ipcp_print_all_lattices): Improve debug output.
6448 (ipcp_cloning_candidate_p): New function.
6449 (ipcp_initialize_node_lattices): Use it.
6450 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6451 (ipcp_propagate_stage): Prettier debug output.
6452 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6453 (ipcp_print_all_structures): Remove.
6454 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6455 (ipcp_insert_stage): Prettier debug output; call
6456 cgraph_remove_unreachable_nodes before propagating.
6457 (pass_ipa_cp): Schedule function removal pass.
6458 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6460 (cgraph_maybe_hot_edge_p): Move to ...
6461 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6462 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6463 (common_handle_option): Set them; enable ipa-cp when profiling.
6464 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6465 (ipa_print_all_jump_functions): Likewise.
6466 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6467 (ipa_print_node_params, ipa_print_all_params): New.
6468 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6469 ipa_print_all_param_flags): Remove.
6470 (ipa_print_node_params, ipa_print_all_params): New.
6472 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6474 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6475 change from 2008-04-03.
6476 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6478 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6481 * ira-color.c (push_allocnos_to_stack): Truncate
6482 removed_splay_allocno_vec.
6484 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6487 * ira-color (ira_fast_allocation): Don't assign hard registers to
6490 2008-08-29 Jan Hubicka <jh@suse.cz>
6493 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6494 for cold internal loops.
6496 2008-08-29 Richard Guenther <rguenther@suse.de>
6498 * tree-ssa-structalias.c (create_variable_info_for): Do not
6499 create fields for heap vars or vars with a noalias state.
6500 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6503 2008-08-29 Richard Guenther <rguenther@suse.de>
6505 * common.opt (ftree-store-ccp): Mark as preserved for
6506 backward compatibility.
6507 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6508 * tree-pass.h (pass_store_ccp): Remove.
6509 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6510 (first_vdef): Remove declaration.
6511 (get_value_loaded_by): Likewise.
6512 * tree-ssa-ccp.c (do_store_ccp): Remove.
6513 (get_default_value): Simplify as do_store_ccp is always false
6514 now. Do not initialize mem_ref.
6515 (set_value_varying): Likewise.
6516 (canonicalize_float_value): Likewise.
6517 (set_lattice_value): Likewise.
6518 (likely_value): Likewise.
6519 (surely_varying_stmt_p): Likewise.
6520 (ccp_initialize): Likewise.
6521 (ccp_lattice_meet): Likewise.
6522 (ccp_visit_phi_node): Likewise.
6523 (ccp_fold): Likewise.
6524 (evaluate_stmt): Likewise.
6525 (visit_assignment): Likewise.
6526 (ccp_visit_stmt): Likewise.
6527 (execute_ssa_ccp): Fold into ...
6528 (do_ssa_ccp): ... this.
6529 (do_ssa_store_ccp): Remove.
6530 (gate_store_ccp): Likewise.
6531 (pass_store_ccp): Likewise.
6532 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6534 * tree-ssa-propagate.c (first_vdef): Remove.
6535 (get_value_loaded_by): Likewise.
6536 (replace_vuses_in): Likewise.
6537 (substitute_and_fold): Do not call replace_vuses_in.
6538 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6540 2008-08-29 Richard Guenther <rguenther@suse.de>
6543 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6544 PARAM_NOALIAS tags with is_heapvar.
6545 * tree-ssa-operands.c (access_can_touch_variable): Offset
6546 based tests do not apply for heapvars. Fix offset test.
6548 2008-08-29 Jan Hubicka <jh@suse.cz>
6550 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6551 (-fipa-cp-clone): Enabled by default at -O3.
6552 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6553 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6555 2008-08-29 Jan Hubicka <jh@suse.cz>
6557 * tree.c (build_function_type_skip_args,
6558 build_function_decl_skip_args): New functions.
6559 * tree.h (build_function_type_skip_args,
6560 build_function_decl_skip_args): Declare.
6561 * gimple.c (giple_copy_call_skip_args): New function.
6562 (giple_copy_call_skip_args): Declare.
6564 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6565 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6566 (ipcp_node_modifiable_p): ... this one; use
6567 tree_versionable_function_p.
6568 (ipcp_create_replace_map): Improve debug output.
6569 (ipcp_need_redirect_p): Return false when not clonning.
6570 (ipcp_update_callgraph): Skip args.
6571 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6573 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6574 (save_inline_function_body): Update call of tree_function_versioning.
6575 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6576 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6578 (tree_function_versioning): Likewise.
6579 * tree-inline.h (tree_function_versioning): Update prototype.
6581 2008-08-29 Jan Hubicka <jh@suse.cz>
6583 * loop-unswitch.c (unswitch_single_loop): Use
6584 optimize_loop_for_speed_p.
6585 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6586 Use optimize_function_for_size_p.
6587 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6588 * postreload-gcse.c (eliminate_partially_redundant_load):
6589 Use optimize_bb_for_size_p.
6590 * value-prof.c (gimple_divmod_fixed_value_transform,
6591 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6592 gimple_stringops_transform): Use optimize_bb_for_size_p.
6593 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6594 * final.c (compute_alignments): Use optimize_function_for_size_p.
6595 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6596 (fold_builtin_strcpy, fold_builtin_fputs): Use
6597 optimize_function_for_size_p.
6598 * fold-const.c (tree_swap_operands_p): Use
6599 optimize_function_for_size_p.
6600 * recog.c (relax_delay_slots): Likewise.
6601 * tree-ssa-math-opts.c (replace_reciprocal):
6602 Use optimize_bb_for_speed_p.
6603 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6604 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6605 optimize_function_for_size_p.
6606 (cgraph_decide_inlining_of_small_function): Use
6607 optimize_function_for_size_p.
6608 * global.c (find_reg): Use optimize_function_for_size_p.
6609 * opts.c (decode_options): Do not clear flag_tree_ch,
6610 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6611 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6612 work it out from profile.
6613 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6614 optimize_loop_for_speed_p.
6615 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6617 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6618 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6619 * tree-eh.c (decide_copy_try_finally): Use
6620 optimize_function_for_size_p.
6621 * local-alloc.c (block_alloc): Pass BB pointer.
6622 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6623 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6624 * loop-unroll.c (decide_unrolling_and_peeling):
6625 Use optimize_loop_for_size_p.
6626 (decide_peel_completely): Likewise.
6627 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6628 optimize_loop_for_size_p.
6629 (vect_enhance_data_refs_alignment): Likewise.
6630 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6631 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6633 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6634 (try_crossjump_bb): Use optimize_bb_for_size_p.
6635 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6636 optimize_loop_for_speed_p.
6637 * bb-reorder.c (find_traces_1_round): Likewise.
6638 (copy_bb): Use optimize_bb_for_speed_p.
6639 (duplicate_computed_gotos): Likewise.
6640 * basic-block.h (optimize_loop_nest_for_size_p,
6641 optimize_loop_nest_for_speed_p): New.
6642 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6644 2008-08-29 Tristan Gingold <gingold@adacore.com>
6646 * gcov.c (main): Call expandargv.
6648 2008-08-29 Jan Hubicka <jh@suse.cz>
6650 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6652 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6654 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6655 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6657 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6659 2008-08-29 Jan Hubicka <jh@suse.cz>
6661 * tree-pass.h (pass_strip_predict_hints): Declare.
6662 * predict.c (strip_builtin_expect): Rename to ...
6663 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6664 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6665 (tree_estimate_probability): Do not strip builtin_expect.
6666 (pass_strip_predict_hints): New pass.
6667 * tree-inline.c (expand_call_inline): When inlining cold function,
6668 predict it as unlikely.
6669 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6671 2008-08-29 Richard Guenther <rguenther@suse.de>
6673 PR tree-optimization/37207
6674 * tree-vrp.c (extract_range_from_binary_expr): Also try
6675 to constant fold if only one of the operands is a constant.
6677 2008-08-29 Nick Clifton <nickc@redhat.com>
6679 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6680 the same way as SYMBOL_REFs.
6682 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6684 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6686 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6688 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6689 * config/mips/mips.md (branch_likely): Remove const. Fix
6691 (define_delay for type "branch"): Change to only apply for branch
6692 with likely variant.
6693 (define_delay for type "branch" and "branch_likely" no). New delay
6695 (equality_op): New code iterator.
6696 (bbv, bbinv): New code attributes.
6697 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6700 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6701 Andrew Pinski <pinskia@gcc.gnu.org>
6704 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6706 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6708 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6709 rule that a symbolic constant must be defined and >= 0 for the
6710 corresponding facility to be present at compile-time.
6711 * gthr-posix.c: Likewise.
6713 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6715 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6716 * config/mips/mips.md (D): New mode attribute.
6717 (mulsi3, muldi3): Merge it into ...
6718 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6719 (muldi3_mul3): New pattern.
6720 (mulsi3_mult3): Rename to mulsi3_mul3.
6722 2008-08-28 Jan Hubicka <jh@suse.cz>
6724 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6726 * predict.c (always_optimize_for_size_p): Rename to ...
6727 (optimize_function_for_size): ... this one; make extern.
6728 (optimize_function_for_speed_p): New.
6729 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6730 optimize_edge_for_size_p,optimize_edge_for_size_p,
6731 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6732 * basic-block.h (optimize_function_for_size_p,
6733 optimize_function_for_speed_p): Declare.
6734 * i386.md (optimize_size checks): Replace them by appropriate
6736 (standard_80387_constant_p, ix86_compute_frame_layout,
6737 ix86_expand_epilogue, ix86_decompose_address,
6738 print_operand, emit_i387_cw_initialization,
6739 inline_memory_move_cost, ix86_pad_returns,
6740 ix86_reorg): Replace optimize_size checks.
6742 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6744 * rtl.h (simplify_subreg_regno): Declare.
6745 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6746 * simplify-rtx.c (simplify_subreg): ...here.
6747 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6748 subreg_offset_representable_p.
6750 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6753 * c-typeck.c (convert_for_assignment): Give a note describing what
6754 was passed and what was expected.
6756 2008-08-28 Joey Ye <joey.ye@intel.com>
6758 * doc/extend.texi: Document AVX built-in functions.
6759 * doc/invoke.texi: Document -mavx.
6761 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6762 Joey Ye <joey.ye@intel.com>
6763 Xuepeng Guo <xuepeng.guo@intel.com>
6765 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6767 * config/i386/cpuid.h (bit_FMA): New.
6768 (bit_XSAVE): Likewise.
6769 (bit_OSXSAVE): Likewise.
6770 (bit_AVX): Likewise.
6772 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6773 define. Use ASM_OUTPUT_AVX_PREFIX.
6775 * config/i386/gmmintrin.h: New.
6777 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6778 (OPTION_MASK_ISA_AVX_SET): New.
6779 (OPTION_MASK_ISA_FMA_SET): Likewise.
6780 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6781 (OPTION_MASK_ISA_FMA_SET): Likewise.
6782 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6783 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6784 (pta_flags): Add PTA_AVX and PTA_FMA.
6785 (override_options): Handle PTA_AVX and PTA_FMA.
6786 (init_cumulative_args): Handle warn_avx.
6787 (classify_argument): Return 0 for COImode and OImode. Return
6788 1 and X86_64_AVX_CLASS for 256bit vector types.
6789 (examine_argument): Handle X86_64_AVX_CLASS.
6790 (construct_container): Likewise.
6791 (function_arg_advance_32): Pass OImode and 256bit vector types
6793 (function_arg_advance_64): Take a new argument to indicate if a
6794 parameter is named. Handle 256bit vector types. Return
6795 immediately for unnamed 256bit vector mode parameters.
6796 (function_arg_advance): Updated.
6797 (function_arg_32): Add comments for TImode. Handle OImode
6798 and 256bit vector types.
6799 (function_arg_64): Take a new argument to indicate if a
6800 parameter is named. Handle 256bit vector types. Return NULL
6801 for unnamed 256bit vector mode parameters.
6802 (function_arg): Updated.
6803 (setup_incoming_varargs_64): Support
6804 AVX encoding for *sse_prologue_save_insn.
6805 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6806 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6807 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6808 enabled, otherwise return -3.
6809 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6811 (print_reg): Support AVX registers. Handle 'x' and 't'.
6812 Handle 'd' to duplicate the operand.
6813 (print_operand): Likewise. Also support AVX vector compare
6815 (output_387_binary_op): Support AVX.
6816 (output_fp_compare): Likewise.
6817 (ix86_expand_vector_move_misalign): Likewise.
6818 (ix86_attr_length_vex_default): New.
6819 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6820 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6821 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6822 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6823 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6824 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6825 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6826 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6827 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6828 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6829 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6830 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6831 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6832 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6833 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6834 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6835 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6836 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6837 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6838 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6839 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6840 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6841 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6842 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6843 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6844 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6845 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6846 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6847 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6848 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6849 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6850 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6851 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6852 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6853 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6854 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6855 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6856 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6857 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6858 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6859 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6860 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6861 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6862 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6863 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6864 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6865 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6866 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6867 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6868 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6869 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6870 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6871 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6872 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6873 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6874 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6875 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6876 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6877 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6878 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6879 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6880 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6881 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6882 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6883 and IX86_BUILTIN_MOVMSKPS256,
6884 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6885 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6886 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6887 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6888 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6889 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6890 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6891 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6892 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6893 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6894 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6895 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6896 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6897 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6898 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6899 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6900 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6901 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6902 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6903 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6904 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6905 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6906 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6907 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6908 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6909 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6910 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6911 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6912 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6913 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6914 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6915 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6916 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6917 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6918 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6919 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6920 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6921 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6922 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6923 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6924 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6925 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6926 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6927 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6928 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6929 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6930 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6931 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6932 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6933 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6934 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6935 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6936 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6937 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6938 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6939 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6940 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6941 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6943 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6944 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6945 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6946 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6947 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6948 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6949 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6950 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6951 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6952 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6953 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6954 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6955 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6956 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6957 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6958 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6959 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6960 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6961 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6962 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6963 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6964 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6965 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6966 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6967 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6968 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6969 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6970 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6971 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6972 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6973 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6974 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6975 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6976 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6977 IX86_BUILTIN_MOVMSKPS256.
6978 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6979 (ix86_expand_args_builtin): Likewise.
6980 (ix86_expand_special_args_builtin): Likewise.
6981 (ix86_hard_regno_mode_ok): Handle AVX modes.
6982 (ix86_expand_vector_init_duplicate): Likewise.
6983 (ix86_expand_vector_init_one_nonzero): Likewise.
6984 (ix86_expand_vector_init_one_var): Likewise.
6985 (ix86_expand_vector_init_concat): Likewise.
6986 (ix86_expand_vector_init_general): Likewise.
6987 (ix86_expand_vector_set): Likewise.
6988 (ix86_vector_mode_supported_p): Likewise.
6989 (x86_extended_reg_mentioned_p): Check INSN_P before using
6992 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6993 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6995 * config/i386/i386.h (TARGET_AVX): New.
6996 (TARGET_FMA): Likewise.
6997 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6998 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6999 (VALID_AVX256_REG_MODE): New.
7000 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7001 (AVX_FLOAT_MODE_P): Likewise.
7002 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7003 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7004 (AVX_VEC_FLOAT_MODE_P): Likewise.
7005 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7006 (ASM_OUTPUT_OPCODE): Likewise.
7007 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7009 (SSE_REG_MODE_P): Allow 256bit vector modes.
7010 (ix86_args): Add a warn_avx field.
7012 * config/i386/i386.md (UNSPEC_PCMP): New.
7013 (UNSPEC_VPERMIL): Likewise.
7014 (UNSPEC_VPERMIL2): Likewise.
7015 (UNSPEC_VPERMIL2F128): Likewise.
7016 (UNSPEC_MASKLOAD): Likewise.
7017 (UNSPEC_MASKSTORE): Likewise.
7018 (UNSPEC_CAST): Likewise.
7019 (UNSPEC_VTESTP): Likewise.
7020 (UNSPECV_VZEROALL): Likewise.
7021 (UNSPECV_VZEROUPPER): Likewise.
7022 (XMM0_REG): Likewise.
7023 (XMM1_REG): Likewise.
7024 (XMM2_REG): Likewise.
7025 (XMM3_REG): Likewise.
7026 (XMM4_REG): Likewise.
7027 (XMM5_REG): Likewise.
7028 (XMM6_REG): Likewise.
7029 (XMM8_REG): Likewise.
7030 (XMM9_REG): Likewise.
7031 (XMM10_REG): Likewise.
7032 (XMM11_REG): Likewise.
7033 (XMM12_REG): Likewise.
7034 (XMM13_REG): Likewise.
7035 (XMM14_REG): Likewise.
7036 (XMM15_REG): Likewise.
7038 (prefix_vex_imm8): Likewise.
7039 (prefix_vex_w): Likewise.
7040 (length_vex): Likewise.
7043 (*avx_ashlti3): Likewise.
7044 (*avx_lshrti3): Likewise.
7045 (*avx_setcc<mode>): Likewise.
7046 (*fop_<mode>_comm_mixed_avx): Likewise.
7047 (*fop_<mode>_comm_avx): Likewise.
7048 (*fop_<mode>_1_mixed_avx): Likewise.
7049 (*fop_<mode>_1_avx): Likewise.
7050 (*avx_<code><mode>3): Likewise.
7051 (*avx_ieee_smin<mode>3): Likewise.
7052 (*avx_ieee_smax<mode>3): Likewise.
7053 (mode): Add OI, V8SF and V4DF.
7054 (length): Support VEX prefix.
7055 (*cmpfp_i_mixed): Set prefix attribute.
7056 (*cmpfp_i_sse): Likewise.
7057 (*cmpfp_iu_mixed): Likewise.
7058 (*cmpfp_iu_sse): Likewise.
7059 (*movsi_1): Support AVX.
7060 (*movdi_2): Likewise.
7061 (*movdi_1_rex64): Likewise.
7062 (*movti_internal): Likewise.
7063 (*movti_rex64): Likewise.
7064 (*movsf_1): Likewise.
7065 (*movdf_nointeger): Likewise.
7066 (*movdf_integer_rex64): Likewise.
7067 (*movtf_internal): Likewise.
7068 (zero_extendsidi2_32): Likewise.
7069 (zero_extendsidi2_rex64): Likewise.
7070 (*extendsfdf2_mixed): Likewise.
7071 (*extendsfdf2_sse): Likewise.
7072 (*truncdfsf_fast_mixed): Likewise.
7073 (*truncdfsf_fast_sse): Likewise.
7074 (*truncdfsf_mixed): Likewise.
7075 (fix_trunc<mode>di_sse): Likewise.
7076 (fix_trunc<mode>si_sse): Likewise.
7077 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7078 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7079 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7080 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7081 (*rcpsf2_sse): Likewise.
7082 (*rsqrtsf2_sse): Likewise.
7083 (*sqrt<mode>2_sse): Likewise.
7084 (sse4_1_round<mode>2): Likewise.
7085 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7086 Support AVX. Set length attribute properly for AVX.
7088 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7089 (VECTOR_MODES (FLOAT, 32)): Likewise.
7090 (VECTOR_MODE (INT, DI, 8)): Likewise.
7091 (VECTOR_MODE (INT, HI, 32)): Likewise.
7092 (VECTOR_MODE (INT, QI, 64)): Likewise.
7093 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7094 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7095 (VECTOR_MODE (INT, DI, 4)): Removed.
7096 (VECTOR_MODE (INT, SI, 8)): Likewise.
7097 (VECTOR_MODE (INT, HI, 16)): Likewise.
7098 (VECTOR_MODE (INT, QI, 32)): Likewise.
7099 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7100 (INT_MODE (OI, 32)): Likewise.
7102 * config/i386/i386.opt (mavx): New.
7105 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7107 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7108 (*mov<mode>_internal_avx): New.
7109 (*movv2sf_internal_rex64_avx): Likewise.
7110 (*movv2sf_internal_avx): Likewise.
7112 * config/i386/predicates.md (const_4_to_5_operand): New.
7113 (const_6_to_7_operand): Likewise.
7114 (const_8_to_11_operand): Likewise.
7115 (const_12_to_15_operand): Likewise.
7116 (avx_comparison_float_operator): Likewise.
7118 * config/i386/sse.md (AVX256MODEI): New.
7119 (AVX256MODE): Likewise.
7120 (AVXMODEQI): Likewise.
7121 (AVXMODE): Likewise.
7122 (AVX256MODEF2P): Likewise.
7123 (AVX256MODE2P): Likewise.
7124 (AVX256MODE4P): Likewise.
7125 (AVX256MODE8P): Likewise.
7126 (AVXMODEF2P): Likewise.
7127 (AVXMODEF4P): Likewise.
7128 (AVXMODEDCVTDQ2PS): Likewise.
7129 (AVXMODEDCVTPS2DQ): Likewise.
7130 (avxvecmode): Likewise.
7131 (avxvecpsmode): Likewise.
7132 (avxhalfvecmode): Likewise.
7133 (avxscalarmode): Likewise.
7134 (avxcvtvecmode): Likewise.
7135 (avxpermvecmode): Likewise.
7136 (avxmodesuffixf2c): Likewise.
7137 (avxmodesuffixp): Likewise.
7138 (avxmodesuffixs): Likewise.
7139 (avxmodesuffix): Likewise.
7140 (vpermilbits): Likewise.
7141 (pinsrbits): Likewise.
7142 (mov<mode>): Likewise.
7143 (*mov<mode>_internal): Likewise.
7144 (push<mode>1): Likewise.
7145 (movmisalign<mode>): Likewise.
7146 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7147 (avx_movdqu<avxmodesuffix>): Likewise.
7148 (avx_lddqu<avxmodesuffix>): Likewise.
7149 (<plusminus_insn><mode>3): Likewise.
7150 (*avx_<plusminus_insn><mode>3): Likewise.
7151 (*avx_vm<plusminus_insn><mode>3): Likewise.
7152 (mul<mode>3): Likewise.
7153 (*avx_mul<mode>3): Likewise.
7154 (*avx_vmmul<mode>3): Likewise.
7155 (divv8sf3): Likewise.
7156 (divv4df3): Likewise.
7157 (avx_div<mode>3): Likewise.
7158 (*avx_div<mode>3): Likewise.
7159 (*avx_vmdiv<mode>3): Likewise.
7160 (avx_rcpv8sf2): Likewise.
7161 (*avx_vmrcpv4sf2): Likewise.
7162 (sqrtv8sf2): Likewise.
7163 (avx_sqrtv8sf2): Likewise.
7164 (*avx_vmsqrt<mode>2): Likewise.
7165 (rsqrtv8sf2): Likewise.
7166 (avx_rsqrtv8sf2): Likewise.
7167 (*avx_vmrsqrtv4sf2): Likewise.
7168 (<code><mode>3): Likewise.
7169 (*avx_<code><mode>3_finite): Likewise.
7170 (*avx_<code><mode>3): Likewise.
7171 (*avx_vm<code><mode>3): Likewise.
7172 (*avx_ieee_smin<mode>3): Likewise.
7173 (*avx_ieee_smax<mode>3): Likewise.
7174 (avx_addsubv8sf3): Likewise.
7175 (avx_addsubv4df3): Likewise.
7176 (*avx_addsubv4sf3): Likewise.
7177 (*avx_addsubv2df3): Likewise.
7178 (avx_h<plusminus_insn>v4df3): Likewise.
7179 (avx_h<plusminus_insn>v8sf3): Likewise.
7180 (*avx_h<plusminus_insn>v4sf3): Likewise.
7181 (*avx_h<plusminus_insn>v2df3): Likewise.
7182 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7183 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7184 (*avx_maskcmp<mode>3): Likewise.
7185 (avx_nand<mode>3): Likewise.
7186 (*avx_<code><mode>3): Likewise.
7187 (*avx_nand<mode>3): Likewise.
7188 (*avx_<code><mode>3): Likewise.
7189 (*avx_cvtsi2ss): Likewise.
7190 (*avx_cvtsi2ssq): Likewise.
7191 (*avx_cvtsi2sd): Likewise.
7192 (*avx_cvtsi2sdq): Likewise.
7193 (*avx_cvtsd2ss): Likewise.
7194 (avx_cvtss2sd): Likewise.
7195 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7196 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7197 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7198 (*avx_cvtsi2sd): Likewise.
7199 (*avx_cvtsi2sdq): Likewise.
7200 (avx_cvtdq2pd256): Likewise.
7201 (avx_cvtpd2dq256): Likewise.
7202 (avx_cvttpd2dq256): Likewise.
7203 (*avx_cvtsd2ss): Likewise.
7204 (*avx_cvtss2sd): Likewise.
7205 (avx_cvtpd2ps256): Likewise.
7206 (avx_cvtps2pd256): Likewise.
7207 (*avx_movhlps): Likewise.
7208 (*avx_movlhps): Likewise.
7209 (avx_unpckhps256): Likewise.
7210 (*avx_unpckhps): Likewise.
7211 (avx_unpcklps256): Likewise.
7212 (*avx_unpcklps): Likewise.
7213 (avx_movshdup256): Likewise.
7214 (avx_movsldup256): Likewise.
7215 (avx_shufps256): Likewise.
7216 (avx_shufps256_1): Likewise.
7217 (*avx_shufps_<mode>): Likewise.
7218 (*avx_loadhps): Likewise.
7219 (*avx_storelps): Likewise.
7220 (*avx_loadlps): Likewise.
7221 (*avx_movss): Likewise.
7222 (*vec_dupv4sf_avx): Likewise.
7223 (*vec_concatv2sf_avx): Likewise.
7224 (*vec_concatv4sf_avx): Likewise.
7225 (*vec_setv4sf_0_avx): Likewise.
7226 (*vec_setv4sf_avx): Likewise.
7227 (*avx_insertps): Likewise.
7228 (avx_vextractf128<mode>): Likewise.
7229 (vec_extract_lo_<mode>): Likewise.
7230 (vec_extract_hi_<mode>): Likewise.
7231 (vec_extract_lo_<mode>): Likewise.
7232 (vec_extract_hi_<mode>): Likewise.
7233 (vec_extract_lo_v16hi): Likewise.
7234 (vec_extract_hi_v16hi): Likewise.
7235 (vec_extract_lo_v32qi): Likewise.
7236 (vec_extract_hi_v32qi): Likewise.
7237 (avx_unpckhpd256): Likewise.
7238 (*avx_unpckhpd): Likewise.
7239 (avx_movddup256): Likewise.
7240 (*avx_movddup): Likewise.
7241 (avx_unpcklpd256): Likewise.
7242 (*avx_unpcklpd): Likewise.
7243 (avx_shufpd256): Likewise.
7244 (avx_shufpd256_1): Likewise.
7245 (*avx_punpckhqdq): Likewise.
7246 (*avx_punpcklqdq): Likewise.
7247 (*avx_shufpd_<mode>): Likewise.
7248 (*avx_storehpd): Likewise.
7249 (*avx_loadhpd): Likewise.
7250 (*avx_loadlpd): Likewise.
7251 (*avx_movsd): Likewise.
7252 (*vec_concatv2df_avx): Likewise.
7253 (*avx_<plusminus_insn><mode>3): Likewise.
7254 (*avx_<plusminus_insn><mode>3): Likewise.
7255 (*avx_mulv8hi3): Likewise.
7256 (*avxv8hi3_highpart): Likewise.
7257 (*avx_umulv8hi3_highpart): Likewise.
7258 (*avx_umulv2siv2di3): Likewise.
7259 (*avx_mulv2siv2di3): Likewise.
7260 (*avx_pmaddwd): Likewise.
7261 (*avx_mulv4si3): Likewise.
7262 (*avx_ashr<mode>3): Likewise.
7263 (*avx_lshr<mode>3): Likewise.
7264 (*avx_ashl<mode>3): Likewise.
7265 (*avx_<code><mode>3): Likewise.
7266 (*avx_eq<mode>3): Likewise.
7267 (*avx_gt<mode>3): Likewise.
7268 (*avx_nand<mode>3): Likewise.
7269 (*avx_nand<mode>3): Likewise.
7270 (*avx_<code><mode>3): Likewise.
7271 (*avx_<code><mode>3): Likewise.
7272 (*avx_packsswb): Likewise.
7273 (*avx_packssdw): Likewise.
7274 (*avx_packuswb): Likewise.
7275 (*avx_punpckhbw): Likewise.
7276 (*avx_punpcklbw): Likewise.
7277 (*avx_punpckhwd): Likewise.
7278 (*avx_punpcklwd): Likewise.
7279 (*avx_punpckhdq): Likewise.
7280 (*avx_punpckldq): Likewise.
7281 (*avx_pinsr<avxmodesuffixs>): Likewise.
7282 (*avx_pinsrq): Likewise.
7283 (*avx_loadld): Likewise.
7284 (*vec_extractv2di_1_rex64_avx): Likewise.
7285 (*vec_extractv2di_1_avx): Likewise.
7286 (*vec_dupv2di_avx): Likewise.
7287 (*vec_concatv2si_avx): Likewise.
7288 (*vec_concatv4si_1_avx): Likewise.
7289 (*vec_concatv2di_avx): Likewise.
7290 (*vec_concatv2di_rex64_avx): Likewise.
7291 (*avx_uavgv16qi3): Likewise.
7292 (*avx_uavgv8hi3): Likewise.
7293 (*avx_psadbw): Likewise.
7294 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7295 (*avx_phaddwv8hi3): Likewise.
7296 (*avx_phadddv4si3): Likewise.
7297 (*avx_phaddswv8hi3): Likewise.
7298 (*avx_phsubwv8hi3): Likewise.
7299 (*avx_phsubdv4si3): Likewise.
7300 (*avx_phsubswv8hi3): Likewise.
7301 (*avx_pmaddubsw128): Likewise.
7302 (*avx_pmulhrswv8hi3): Likewise.
7303 (*avx_pshufbv16qi3): Likewise.
7304 (*avx_psign<mode>3): Likewise.
7305 (*avx_palignrti): Likewise.
7306 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7307 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7308 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7309 (*avx_mpsadbw): Likewise.
7310 (*avx_packusdw): Likewise.
7311 (*avx_pblendvb): Likewise.
7312 (*avx_pblendw): Likewise.
7313 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7314 (avx_ptest256): Likewise.
7315 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7316 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7317 (*avx_aesenc): Likewise.
7318 (*avx_aesenclast): Likewise.
7319 (*avx_aesdec): Likewise.
7320 (*avx_aesdeclast): Likewise.
7321 (avx_vzeroupper): Likewise.
7322 (avx_vzeroupper_rex64): Likewise.
7323 (avx_vpermil<mode>): Likewise.
7324 (avx_vpermilvar<mode>3): Likewise.
7325 (avx_vpermil2<mode>3): Likewise.
7326 (avx_vperm2f128<mode>3): Likewise.
7327 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7328 (avx_vbroadcastss256): Likewise.
7329 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7330 (avx_vinsertf128<mode>): Likewise.
7331 (vec_set_lo_<mode>): Likewise.
7332 (vec_set_hi_<mode>): Likewise.
7333 (vec_set_lo_<mode>): Likewise.
7334 (vec_set_hi_<mode>): Likewise.
7335 (vec_set_lo_v16hi): Likewise.
7336 (vec_set_hi_v16hi): Likewise.
7337 (vec_set_lo_v32qi): Likewise.
7338 (vec_set_hi_v32qi): Likewise.
7339 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7340 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7341 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7342 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7343 (vec_init<mode>): Likewise.
7344 (*vec_concat<mode>_avx): Likewise.
7345 (blendbits): Support V8SF and V4DF.
7346 (sse2_movq128): Support AVX.
7347 (<sse>_movnt<mode>): Likewise.
7348 (sse2_movntv2di): Likewise.
7349 (sse_rcpv4sf2): Likewise.
7350 (sse_sqrtv4sf2): Likewise.
7351 (sse_rsqrtv4sf2): Likewise.
7352 (<sse>_comi): Likewise.
7353 (<sse>_ucomi): Likewise.
7354 (sse_cvtss2si): Likewise.
7355 (sse_cvtss2si_2): Likewise.
7356 (sse_cvtss2siq): Likewise.
7357 (sse_cvtss2siq_2): Likewise.
7358 (sse_cvttss2si): Likewise.
7359 (sse_cvttss2siq): Likewise.
7360 (sse2_cvtsd2si): Likewise.
7361 (sse2_cvtsd2si_2): Likewise.
7362 (sse2_cvtsd2siq): Likewise.
7363 (sse2_cvtsd2siq_2): Likewise.
7364 (sse2_cvttsd2si): Likewise.
7365 (sse2_cvttsd2siq): Likewise.
7366 (sse2_cvtdq2pd): Likewise.
7367 (*sse2_cvtpd2dq): Likewise.
7368 (*sse2_cvttpd2dq): Likewise.
7369 (*sse2_cvtpd2ps): Likewise.
7370 (sse2_cvtps2pd): Likewise.
7371 (sse3_movshdup): Likewise.
7372 (sse3_movsldup): Likewise.
7373 (sse_storehps): Likewise.
7374 (*sse4_1_extractps): Likewise.
7375 (sse2_storelpd): Likewise.
7376 (vec_dupv2df_sse3): Likewise.
7377 (*vec_concatv2df_sse3): Likewise.
7378 (*sse4_1_pextrb): Likewise.
7379 (*sse4_1_pextrb_memory): Likewise.
7380 (*sse2_pextrw): Likewise.
7381 (*sse4_1_pextrw_memory): Likewise.
7382 (*sse4_1_pextrd): Likewise.
7383 (*sse4_1_pextrq): Likewise.
7384 (sse2_pshufd_1): Likewise.
7385 (sse2_pshuflw_1): Likewise.
7386 (sse2_pshufhw_1): Likewise.
7387 (*sse2_storeq_rex64): Likewise.
7388 (*vec_dupv4si): Likewise.
7389 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7390 (sse2_pmovmskb): Likewise.
7391 (*sse2_maskmovdqu): Likewise.
7392 (*sse2_maskmovdqu_rex64): Likewise.
7393 (sse_ldmxcsr): Likewise.
7394 (sse_stmxcsr): Likewise.
7395 (abs<mode>2): Likewise.
7396 (sse4_1_movntdqa): Likewise.
7397 (sse4_1_phminposuw): Likewise.
7398 (sse4_1_extendv8qiv8hi2): Likewise.
7399 (*sse4_1_extendv8qiv8hi2): Likewise.
7400 (sse4_1_extendv4qiv4si2): Likewise.
7401 (*sse4_1_extendv4qiv4si2): Likewise.
7402 (sse4_1_extendv2qiv2di2): Likewise.
7403 (*sse4_1_extendv2qiv2di2): Likewise.
7404 (sse4_1_extendv4hiv4si2): Likewise.
7405 (*sse4_1_extendv4hiv4si2): Likewise.
7406 (sse4_1_extendv2hiv2di2): Likewise.
7407 (*sse4_1_extendv2hiv2di2): Likewise.
7408 (sse4_1_extendv2siv2di2): Likewise.
7409 (*sse4_1_extendv2siv2di2): Likewise.
7410 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7411 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7412 (sse4_1_zero_extendv4qiv4si2): Likewise.
7413 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7414 (sse4_1_zero_extendv2qiv2di2): Likewise.
7415 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7416 (sse4_1_zero_extendv4hiv4si2): Likewise.
7417 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7418 (sse4_1_zero_extendv2hiv2di2): Likewise.
7419 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7420 (sse4_1_zero_extendv2siv2di2): Likewise.
7421 (*sse4_1_zero_extendv2siv2di2): Likewise.
7422 (sse4_1_ptest): Likewise.
7423 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7424 (sse4_2_pcmpestri): Likewise.
7425 (sse4_2_pcmpestrm): Likewise.
7426 (sse4_2_pcmpistri): Likewise.
7427 (sse4_2_pcmpistrm): Likewise.
7429 (aeskeygenassist): Likewise.
7431 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7433 * config/i386/predicates.md (vzeroall_operation): New.
7435 * config/i386/sse.md (avx_vzeroall): New.
7436 (*avx_vzeroall): Likewise.
7438 2008-08-28 Paul Brook <paul@codesourcery.com>
7439 Mark Shinwell <shinwell@codesourcery.com>
7440 Richard Earnshaw <richard.earnshaw@arm.com>
7442 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7443 (TARGET_MIN_ANCHOR_OFFSET): New.
7444 (arm_override_options): Set correct anchor ranges for Thumb-1
7445 and Thumb-2 if required.
7446 (legitimize_pic_address): Handle case involving a TLS symbol
7447 reference with an addend.
7448 (arm_optimization_options): Enable section anchors at -O1 and
7450 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7451 * config/arm/arm-protos.h (arm_optimization_options): New.
7453 2008-08-28 Nick Clifton <nickc@redhat.com>
7455 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7456 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7459 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7460 * config/v850/v850.md (return): Remove frame size restriction.
7462 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7464 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7466 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7468 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7470 2008-08-28 Paul Brook <paul@codesourcery.com>
7472 * config/arm/vfp11.md: Update license notice.
7473 * config/arm/cortex-r4.md: Ditto.
7475 2008-08-28 Richard Guenther <rguenther@suse.de>
7477 PR tree-optimization/37207
7478 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7481 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7484 * tree.c (int_fits_type_p): Don't forget unsigned integers
7485 of type sizetype which higher end word equals -1.
7487 2008-08-28 Ira Rosen <irar@il.ibm.com>
7489 * target.h (struct vectorize): Add new target builtin.
7490 * tree-vectorizer.c (destroy_loop_vec_info): Call
7491 vect_free_slp_instance instead of vect_free_slp_node.
7492 * tree-vectorizer.h (enum slp_load_perm_type): New.
7493 (struct _slp_instance): Add new fields.
7494 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7495 (SLP_INSTANCE_LOADS): New.
7496 (vect_free_slp_tree): Remove.
7497 (vect_free_slp_instance): Declare.
7498 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7499 (vectorizable_load): Add argument.
7500 (vect_transform_slp_perm_load): New.
7501 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7503 (vect_get_place_in_interleaving_chain): New function.
7504 (vect_free_slp_tree): Make static.
7505 (vect_free_slp_instance): New function.
7506 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7507 collect the load location in the interleaving chain.
7508 (vect_supported_slp_permutation_p): New function.
7509 (vect_supported_load_permutation_p): Likewise.
7510 (vect_analyze_slp_instance): In case of loads permutation, call
7511 vect_supported_load_permutation_p to check that the permutation is
7513 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7514 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7515 (vect_create_mask_and_perm): New function.
7516 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7517 (vectorizable_load): Add an argument. Don't keep the created vectors
7518 statements in the node if permutation is required. Call
7519 vect_transform_slp_perm_load to generate the permutation.
7520 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7521 additional argument.
7522 (vect_schedule_slp_instance): In case of loads permutation, allocate
7523 vectorized statements structure for all the related SLP nodes. Call
7524 vect_transform_stmt with addditional argument.
7525 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7526 * config/spu/spu.c (spu_builtin_vec_perm): New.
7527 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7528 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7529 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7530 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7532 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7534 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7535 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7536 __gthread_cond_signal, __gthread_cond_timedwait,
7537 __gthread_cond_timedwait_recursive): New functions.
7538 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7540 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7543 2008-08-28 Richard Guenther <rguenther@suse.de>
7546 * fold-const.c (maybe_canonicalize_comparison_1): Require
7547 undefined overflow only for canonicalizing A +- CST cmp CST.
7548 Make sure to not generate new constants that are not inside
7549 their TYPE_MIN/MAX_VALUE range.
7550 (maybe_canonicalize_comparison): Remove undefined overflow
7552 (fold_binary): Remove now duplicate folding.
7554 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7556 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7557 use not updated in the last change.
7559 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7561 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7562 (IRA_COVER_CLASSES): Add FPUL_REGS.
7564 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7567 * c-common.c (conversion_warning): Check for null operands.
7569 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7572 * c-decl.c (check_for_loop_decls): Improve error message. Give
7575 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7578 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7579 (convert_for_assignment): Pass corrent OPT_W* parameter to
7580 WARN_FOR_ASSIGNMENT.
7582 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7585 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7587 2008-08-27 Paul Brook <paul@codesourcery.com>
7589 * config.gcc: Loosen checks for arm uclinux eabi targets.
7591 2008-08-27 Paul Brook <paul@codesourcery.com>
7593 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7595 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7597 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7599 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7600 the enumerators of an ENUMERAL_TYPE.
7601 * dbxout.c (dbxout_type): Ditto.
7603 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7606 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7607 (fwprop_addr): Check that the loop_father is not the outer loop.
7609 2008-08-26 Paul Brook <paul@codesourcery.com>
7611 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7612 Remove documentation entry for fmul type.
7613 Use fmuls to annotate single-precision multiplication patterns,
7614 fmuld to annotate double-precision multiplication patterns,
7615 fmacs to annotate single-precision multiply-accumulate patterns
7616 and fmacd to annotate double-precision multiply-accumulate patterns.
7617 * config/arm/vfp11.md: Update reservations accordingly.
7618 * config/arm/arm.md: Note that certain values of the "type"
7619 attribute are documented in vfp.md.
7620 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7621 (v10_cvt): Use new fmul types.
7623 2008-08-26 Paul Brook <paul@codesourcery.com>
7625 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7626 * config/arm/vfp11.md: ...here. New.
7627 * config/arm/arm.md: Include vfp11.md.
7629 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7631 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7632 parameter to inform call.
7634 2008-08-26 Jeff Law <law@redhat.com>
7636 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7637 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7638 preferred class when copying a constant into a partial word register.
7640 2008-08-26 Ben Elliston <bje@au.ibm.com>
7642 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7643 * cp/typeck.c: Likewise.
7644 * cp/tree.c: Likewise.
7645 * gimple-low.c: Likewise.
7648 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7650 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7651 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7653 * doc/passes.texi: Describe IRA.
7655 * doc/tm.texi (IRA_COVER_CLASSES,
7656 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7658 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7659 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7660 -fira-propagate-cost, -fno-ira-share-save-slots,
7661 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7663 * flags.h (ira_algorithm): New enumeration.
7664 (flag_ira_algorithm, flag_ira_verbose): New external variable
7667 * postreload.c (gate_handle_postreload): Don't do post reload
7668 optimizations unless the reload is completed.
7670 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7673 * tree-pass.h (pass_ira): New external variable declaration.
7675 * reload.h: Add 2008 to the Copyright.
7677 * cfgloopanal.c: Include params.h.
7678 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7681 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7683 * toplev.c (ira.h): New include.
7684 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7685 (backend_init_target): Call ira_init.
7686 (backend_init): Call ira_init_once.
7687 (finalize): Call finish_ira_once.
7689 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7690 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7693 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7694 may_move_out_cost): New external variable declarations.
7695 (move_table): New typedef.
7697 * caller-save.c: Include headers output.h and ira.h.
7698 (no_caller_save_reg_set): New global variable.
7699 (save_slots_num, save_slots): New variables.
7700 (reg_save_code, reg_restore_code, add_stored_regs): Add
7702 (init_caller_save): Set up no_caller_save_reg_set.
7703 (init_save_areas): Reset save_slots_num.
7704 (saved_hard_reg): New structure.
7705 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7706 (initiate_saved_hard_regs, new_saved_hard_reg,
7707 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7709 (setup_save_areas): Add code for sharing stack slots.
7710 (all_blocks): New variable.
7711 (save_call_clobbered_regs): Process pseudo-register too.
7712 (mark_set_regs): Process pseudo-register too.
7713 (insert_one_insn): Put the insn after bb note in a empty basic
7714 block. Add insn check.
7716 * global.c (eliminable_regset): Make it external.
7717 (mark_elimination): Use DF_LR_IN for IRA.
7718 (pseudo_for_reload_consideration_p): New.
7719 (build_insn_chain): Make it external. Don't ignore spilled
7720 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7721 (gate_handle_global_alloc): New function.
7722 (pass_global_alloc): Add the gate function.
7724 * opts.c (decode_options): Set up flag_ira. Print the warning for
7726 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7728 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7730 * regmove.c (regmove_optimize): Don't do replacement of output for
7733 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7734 New external variable declarations.
7736 * local-alloc.c (update_equiv_regs): Make it external. Return
7737 true if jump label rebuilding should be done. Rescan new_insn for
7739 (gate_handle_local_alloc): New function.
7740 (pass_local_alloc): Add the gate function.
7742 * alias.c (value_addr_p, stack_addr_p): New functions.
7743 (nonoverlapping_memrefs_p): Use them for IRA.
7745 * common.opt (fira, fira-algorithm, fira-coalesce,
7746 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7747 fira-verbose): New options.
7749 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7750 move_cost, may_move_in_cost, may_move_out_cost): Make the
7752 (move_table): Remove typedef.
7753 (init_move_cost): Make it external.
7754 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7757 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7758 setup_reg_classes): New function prototypes.
7759 (eliminable_regset): New external variable declaration.
7760 (build_insn_chain, update_equiv_regs): New function prototypes.
7762 * Makefile.in (IRA_INT_H): New definition.
7763 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7764 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7765 (reload1.o, toplev.o): Add dependence on ira.h.
7766 (cfgloopanal.o): Add PARAMS_H.
7767 (caller-save.o): Add dependence on output.h and ira.h.
7768 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7769 ira-emit.o, ira-lives.o): New entries.
7771 * passes.c (pass_ira): New pass.
7773 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7775 * reload1.c (ira.h): Include the header.
7776 (changed_allocation_pseudos): New bitmap.
7777 (init_reload): Initiate the bitmap.
7778 (compute_use_by_pseudos): Permits spilled registers in FROM.
7779 (temp_pseudo_reg_arr): New variable.
7780 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7781 IRA. Call alter_reg with the additional parameter. Don't clear
7782 spilled_pseudos for IRA. Restore original insn chain for IRA.
7783 Clear changed_allocation_pseudos at the end of reload.
7784 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7785 (hard_regno_to_pseudo_regno): New variable.
7786 (count_pseudo): Check spilled pseudos. Set up
7787 hard_regno_to_pseudo_regno.
7788 (count_spilled_pseudo): Check spilled pseudos. Update
7789 hard_regno_to_pseudo_regno.
7790 (find_reg): Use better_spill_reload_regno_p. Check
7791 hard_regno_to_pseudo_regno.
7792 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7794 (eliminate_regs_1): Use additional parameter for alter_reg.
7795 (finish_spills): Set up pseudo_previous_regs only for spilled
7796 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7797 more arguments. Don't clear live_throughout and dead_or_set for
7798 spilled pseudos. Use additional parameter for alter_reg. Call
7799 mark_allocation_change. Set up changed_allocation_pseudos.
7800 Remove sanity check.
7801 (emit_input_reload_insns, delete_output_reload): Use additional
7802 parameter for alter_reg. Call mark_allocation_change.
7803 (substitute, gen_reload_chain_without_interm_reg_p): New
7805 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7807 * testsuite/gcc.dg/20080410-1.c: New file.
7809 * config/s390/s390.h (IRA_COVER_CLASSES,
7810 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7812 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7814 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7816 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7818 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7820 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7822 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7824 2008-08-24 Jeff Law <law@redhat.com>
7825 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7826 when ignoring unavailable registers.
7828 2008-08-24 Jeff Law <law@redhat.com>
7829 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7830 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7831 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7832 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7834 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7835 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7837 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7838 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7839 * reload1.c (find_reg): Process registers in register allocation order.
7841 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7842 * toplev.c (backend_init_target): Move ira_init call from
7844 (lang_dependent_init_target): ...to here.
7846 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7847 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7848 calculate memory move costs for NO_REGS.
7850 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7851 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7852 STACK_REGS is defined.
7854 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7855 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7857 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7858 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7860 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7861 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7862 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7865 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7866 Dorit Nuzman <dorit@il.ibm.com>
7868 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7869 vec_extract_evenv4sf, vec_extract_evenv8hi,
7870 vec_extract_evenv16qi, vec_extract_oddv4si,
7871 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7872 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7873 vec_interleave_highv4si, vec_interleave_lowv4si,
7874 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7875 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7876 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7878 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7881 * config/rs6000/rs6000.c (optimization_options): Don't default to
7882 section anchors without toplevel reorder.
7884 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7886 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7887 (mfc_end_critical_section): Likewise.
7889 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7891 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7892 all type qualifiers from element type to vector type.
7894 2008-08-25 David Daney <ddaney@avtrex.com>
7896 * config/mips/mips.md (immediate_insn): Move up in file, fix
7897 comment typo, reformat.
7898 (fetchop_bit, atomic_hiqi_op memory_barrier,
7899 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7900 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7901 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7902 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7903 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7904 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7905 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7906 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7907 sync_old_nand<mode>, sync_new_nand<mode>,
7908 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7909 test_and_set_12): Moved to sync.md.
7911 * config/mips/sync.md: New file.
7913 2008-08-25 Richard Henderson <rth@redhat.com>
7915 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7916 (regsave): Likewise.
7917 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7918 (output_cfi_directive): Likewise.
7919 (div_data_align): New.
7920 (output_cfi): Use it.
7922 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7924 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7925 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7926 (TARGET_OCTEON): New macro.
7927 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7928 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7929 (ISA_HAS_POP): New macro.
7930 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7932 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7934 * config/mips/mips.md (cpu): Add octeon.
7935 (type): Add pop attribute value.
7936 (popcount<mode>2): New pattern.
7937 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7939 2008-08-24 Jan Hubicka <jh@suse.cz>
7941 * doc/invoke.texi (-fipa-cp-clone): New option.
7942 (-fipa-cp): Update docs.
7943 (--param ipcp-unit-growth):New.
7944 * ipa-cp.c: Include fibheap.h, params.h
7945 (ipcp_initialize_node_lattices): When not cloning, all externally
7946 visible functions are bottom.
7947 (ipcp_need_redirect_p): Accept clones.
7948 (ipcp_insert_stage): Use cost driven heuristics.
7949 (max_count, dead_nodes): New static vars.
7950 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7951 ipcp_const_param_count): New functions.
7952 * common.opt (ipa-cp-clone): New command line option.
7953 * params.def (ipcp-unit-growth): New.
7955 2008-08-24 Jan Hubicka <jh@suse.cz>
7957 * tree-inline.c (tree_function_versioning): Look harder
7958 for referenced vars.
7960 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7962 PR tree-optimization/37185
7963 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7965 2008-08-23 Jan Hubicka <jh@suse.cz>
7967 * ipa-cp.c (ipcp_analyze_node): New function.
7968 (ipcp_update_cloned_node): Use it.
7969 (ipcp_init_stage): Likewise.
7970 * ipa-inline.c (function_insertion_hook_holder): New static var.
7971 (analyze_function): Break out from ....
7972 (inline_generate_summary): Here; register insertion hook.
7973 (cgraph_decide_inlining): Remove hook.
7974 (add_new_function): New function.
7976 2008-08-23 Jan Hubicka <jh@suse.cz>
7978 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7980 2008-08-23 Jan Hubicka <jh@suse.cz>
7982 * ipa-cp.c (constant_val_insert): Remove.
7983 (ipcp_propagate_one_const): Remove.
7984 (ipcp_create_replace_map): Always insert replacements to the map.
7985 (ipcp_insert_stage): Do not try to insert statements by hand.
7986 * tree-inline.c (insert_init_stmt): Break out from ...
7987 (setup_one_parameter): ... here; allow NULL BB pointer.
7988 (tree_function_versioning): Use setup_one_parameter to process
7991 2008-08-23 Jan Hubicka <jh@suse.cz>
7993 * tree.c (decl_address_ip_invariant_p): New function.
7994 * tree.h (decl_address_ip_invariant_p): Declare.
7995 * gimple.c (strip_invariant_refs): Break out from ...
7996 (is_gimple_invariant_address): ... here
7997 (is_gimple_ip_invariant_address): New function.
7998 (is_gimple_ip_invariant): New function.
7999 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8002 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8003 (ipcp_lat_is_insertable): All constants are insertable.
8004 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8005 IPA_CONST_VALUE_REF.
8006 (ipcp_initialize_node_lattices): Propagate all types of operands.
8007 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8008 (ipcp_create_replace_map): Reformat.
8009 (ipcp_need_redirect_p): Simplify.
8010 (ipcp_insert_stage): Check that argument is used before clonning.
8011 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8013 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8014 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8015 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8016 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8017 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8018 * tree-inline.c (tree_function_versioning): Add variables referenced
8021 2008-08-23 Jan Hubicka <jh@suse.cz>
8024 * i386.c (standard_80387_constant_p): Use optimize_size.
8026 2008-08-23 Ira Rosen <irar@il.ibm.com>
8028 PR tree-optimization/37161
8029 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8030 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8031 (vect_determine_vectorization_factor): Move the scalar type
8032 retrieval to vect_get_smallest_scalar_type.
8033 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8034 scalar type. Remove redundant computation.
8035 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8036 (vect_get_slp_defs): Take the type of RHS into account if
8037 necessary by calling vect_get_smallest_scalar_type. Call
8038 vect_get_constant_vectors with additional argument.
8040 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8043 * doc/invoke.texi (Wwrite-strings): Clarify description.
8045 2008-08-23 Ira Rosen <irar@il.ibm.com>
8047 PR tree-optimization/37174
8048 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8049 def stmt is a part of the loop before accessing its stmt_vec_info.
8051 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8054 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8055 (*swap): New insn pattern.
8056 (*ashlqi3): Rename from ashlqi3 insn pattern.
8057 (ashlqi3): New expanders.
8058 (*lshrqi3): Rename from lshrqi3 insn pattern.
8059 (lshrqi3): New expanders.
8060 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8061 lshrqi3_const5, lshrqi3_const6): New splitters.
8062 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8063 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8066 2008-08-22 Richard Guenther <rguenther@suse.de>
8068 PR tree-optimization/37078
8069 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8070 [+INF, +INF] ranges.
8072 2008-08-22 Richard Guenther <rguenther@suse.de>
8074 PR tree-optimization/37143
8075 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8076 a conversion statement instead of a copy.
8078 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8081 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8082 CCCmode, CCOmode and CCSmode destination modes.
8085 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8086 from different units in a single alternative.
8087 (*vec_extractv2sf_1): Ditto.
8088 (*vec_extractv2si_0): Ditto.
8089 (*vec_extractv2si_1): Ditto.
8090 * config/i386/sse.md (sse2_storehpd): Ditto.
8091 (sse2_storelpd): Ditto.
8092 (sse2_loadhpd): Ditto.
8093 (sse2_loadlpd): Ditto.
8096 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8097 (popcountsi2): Ditto.
8098 (clzdi2_abm): Ditto.
8099 (popcountdi2): Ditto.
8100 (clzhi2_abm): Ditto.
8101 (popcounthi2): Ditto.
8103 2008-08-22 Richard Guenther <rguenther@suse.de>
8107 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8108 if the multiplication does not overflow.
8110 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8112 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8114 2008-08-21 Richard Henderson <rth@redhat.com>
8116 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8117 spurrious comma from test.
8118 * configure: Rebuild.
8120 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8123 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8126 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8128 * c-tree.h (grokfield): New argument.
8129 * c-decl.c (grokfield): Handle new location argument.
8130 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8132 2008-08-21 Richard Guenther <rguenther@suse.de>
8134 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8136 2008-08-21 Jan Hubicka <jh@suse.cz>
8138 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8139 (cgraph_add_function_insertion_hook,
8140 cgraph_remove_function_insertion_hook,
8141 cgraph_call_function_insertion_hooks): New functions.
8142 * cgraph.h (cgraph_add_function_insertion_hook,
8143 cgraph_remove_function_insertion_hook,
8144 cgraph_call_function_insertion_hooks): Declare.
8145 * ipa-reference.c (function_insertion_hook_holder): New variable.
8146 (check_operand, look_for_address_of): When checking late, do not care
8147 about module bitmaps.
8148 (add_new_function): New function.
8149 (generate_summary): Register hooks; zero module bitmaps.
8150 (propagate): Unregister hooks.
8151 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8152 (add_new_function): New function.
8153 (generate_summary): Register hook.
8154 (propagate): Remove hook.
8156 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8158 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8159 * ipa-cp.c (ipcp_update_cloned_node): New function.
8160 (build_const_val): Handle functions correctly; bring type logic
8161 into sync with tree-inline.c
8162 (ipcp_init_stage): Take care of computing stuff needed by
8163 indirect inlining; update clones.
8164 (ipcp_generate_summary): Break out of ipcp_driver.
8165 (ipcp_driver): Do only execution and transformation.
8166 (pass_ipa_cp): Make IPA_PASS.
8167 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8169 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8170 ipcp, some info is already available.
8171 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8172 * tree-inline.c (remap_ssa_name): Unshare expression.
8174 2008-08-21 Richard Guenther <rguenther@suse.de>
8176 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8177 a PHI ask VN if it is already available.
8178 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8179 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8181 2008-08-21 Richard Guenther <rguenther@suse.de>
8184 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8185 makes sure to produce a result of the correct type.
8187 2008-08-21 Jan Hubicka <jh@suse.cz>
8188 Backport from LTO branch:
8190 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8191 Jan Hubicka <jh@suse.cz>
8194 (init_state, finish_state, set_function_state, generate_summary):
8196 (scan_stmt): Renamed from scan_function. Changed to keep state in
8197 local static vars rather than cgraph aux field.
8198 (propagate): Renamed from static_execute. Changed to keep state in
8199 local static vars rather than cgraph aux field.
8200 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8201 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8203 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8205 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8206 * ipa-reference.c (init_function_info, generate_summary,
8207 propagate): New functions.
8208 (analyze_function): Call init_function_info.
8209 (static_execute): Stripped into generate_summary and propagate.
8210 (pass_ipa_reference): Made into ipa_opt_pass.
8212 2008-08-21 Richard Guenther <rguenther@suse.de>
8214 PR tree-optimization/37181
8215 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8217 (extract_range_from_unary_expr): Likewise.
8219 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8221 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8223 * toplev.h (pedwarn_at): Likewise.
8224 * builtins.c: Update all calls to pedwarn.
8225 * c-lex.c: Likewise.
8226 * toplev.c: Likewise.
8227 * c-tree.h: Likewise.
8228 * c-decl.c: Likewise.
8229 * c-errors.c: Likewise.
8230 * c-typeck.c: Likewise.
8231 * c-common.c: Likewise.
8232 * c-parser.c: Likewise.
8234 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8237 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8238 with MODE_VECTOR_INT mode.
8240 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8243 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8244 initialized outside the current module.
8245 (warn_uninitialized_var): Ignore left-hand side when walking the
8246 trees. Ignore address expressions. Examine VUSE operands in gimple
8247 statements with a variable declaration on the right-hand side.
8249 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8252 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8254 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8257 * c-common.c (conversion_warning): Do not warn if applying bit-and
8258 operator to unsigned constant that fits in the target type.
8260 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8263 * c-common.c (conversion_warning): Do not warn for artificial
8266 2008-08-20 Richard Guenther <rguenther@suse.de>
8268 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8269 (extract_range_from_binary_expr): Fall back to constant propagation.
8270 (extract_range_from_unary_expr): Likewise.
8272 2008-08-20 Richard Guenther <rguenther@suse.de>
8274 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8275 with TREE_THIS_VOLATILE on shared nodes.
8276 (fold_stmt_r): Likewise.
8278 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8281 * c-parser.c (c_parser_attributes): For keywords use canonical
8282 spelling for attr_name.
8284 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8286 * value-prof.c (check_counter): Revert wrong call to error.
8288 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8290 * profile.c: Update calls to inform.
8291 * value-prof.c: Update calls to inform.
8293 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8295 * diagnostic.c (inform): Add an explicit location_t parameter.
8296 * toplev.h (inform): Update declaration.
8297 * builtins.c: Update all calls to inform.
8298 * c-common.c: Likewise.
8299 * c-decl.c: Likewise.
8300 * c-opts.c: Likewise.
8301 * c-pch.c: Likewise.
8302 * c-pragma.c: Likewise.
8303 * c-typeck.c: Likewise.
8304 * coverage.c: Likewise.
8306 * toplev.c: Likewise.
8307 * tree-cfg.c: Likewise.
8308 * tree-ssa.c: Likewise.
8310 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8313 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8314 V2DI mode, for SSE4.1, use movq instead of vector set if the
8315 second element is zero and inter-unit moves are OK.
8317 2008-08-20 Richard Guenther <rguenther@suse.de>
8319 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8320 properly handle conversion/copy chains after tuplification.
8322 2008-08-20 Richard Guenther <rguenther@suse.de>
8324 * passes.c (init_optimization_passes): Move the second
8325 forwprop pass before alias computation. Remove the second
8326 DCE pass. Remove the first dominator and phi copy/const
8329 2008-08-20 Nick Clifton <nickc@redhat.com>
8331 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8332 support of this feature. Do not assume that a sufficiently new
8333 assembler will support the feature regardless of the target type.
8334 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8335 * configure: Regenerate.
8337 2008-08-20 Richard Guenther <rguenther@suse.de>
8339 * tree-vrp.c (found_in_subgraph): Remove.
8340 (live): New global static.
8341 (live_on_edge): New function.
8342 (blocks_visited): Remove.
8343 (register_edge_assert_for_2): Use live_on_edge.
8344 (find_conditional_asserts): Remove code dealing with
8345 found_in_subgraph. Do not walk the CFG.
8346 (find_switch_asserts): Likewise.
8347 (find_assert_locations_1): Renamed from find_assert_locations.
8348 Move finding assert locations for conditional and switch
8349 statements first. Update live bitmap. Do not walk the CFG.
8350 (find_assert_locations): New function.
8351 (insert_range_assertions): Remove entry of CFG walk.
8352 Adjust call to find_assert_locations.
8353 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8354 that only can appear because of fake exit edges but assert we
8355 never try to insert on those.
8356 (fini_pre): Do not remove fake exit edges here...
8357 (execute_pre): ...but here, before committing edge inserts.
8359 2008-08-19 Richard Guenther <rguenther@suse.de>
8361 * passes.c (init_optimization_passes): Exchange store-ccp
8364 2008-08-19 Rafael Espíndola <espindola@google.com>
8366 * varasm.c (weak_decls): Move earlier in the file.
8367 (assemble_external): Add weak decls to the weak_decls list.
8368 (declare_weak): Don't add decls to the weak_decls list.
8370 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8373 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8374 before (sse2_shufpd_<mode>).
8376 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8379 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8380 * tree.c (block_nonartificial_location): Likewise.
8382 2008-08-19 Richard Guenther <rguenther@suse.de>
8384 PR tree-optimization/35972
8385 PR tree-optimization/23094
8386 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8388 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8389 handle MISALIGNED_INDIRECT_REF.
8390 (get_ref_from_reference_ops): New helper.
8391 (vn_reference_lookup_pieces): Walk the use-def chain using the
8392 alias-oracle if requested.
8393 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8394 walking the use-def chain.
8395 (compute_avail): But not here.
8396 (create_component_ref_by_pieces_1): Properly handle
8397 MISALIGNED_INDIRECT_REF.
8398 (do_regular_insertion): Handle fully redundant
8399 expressions after PHI-translation also for SSA_NAME values, not
8400 only constants. Correctly use edoubleprime for that.
8402 2008-08-19 Ira Rosen <irar@il.ibm.com>
8404 * tree-vectorizer.c (supportable_widening_operation): Support
8405 multi-step conversion, return the number of steps in such conversion
8406 and the required intermediate types.
8407 (supportable_narrowing_operation): Likewise.
8408 * tree-vectorizer.h (vect_pow2): New function.
8409 (supportable_widening_operation): Change argument types.
8410 (supportable_narrowing_operation): Likewise.
8411 (vectorizable_type_promotion): Add an argument.
8412 (vectorizable_type_demotion): Likewise.
8413 * tree-vect-analyze.c (vect_analyze_operations): Call
8414 vectorizable_type_promotion and vectorizable_type_demotion with
8415 additional argument.
8416 (vect_get_and_check_slp_defs): Detect patterns.
8417 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8419 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8420 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8421 factor according to the smallest type in the loop.
8422 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8423 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8424 supportable_widening_operation with correct arguments.
8425 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8426 operands lists according to the number of vector statements in left
8427 or right node, if exists.
8428 (vect_gen_widened_results_half): Remove unused argument.
8429 (vectorizable_conversion): Call supportable_widening_operation,
8430 supportable_narrowing_operation, and vect_gen_widened_results_half
8431 with correct arguments.
8432 (vectorizable_assignment): Change documentation, support multiple
8434 (vectorizable_operation): Likewise.
8435 (vect_get_loop_based_defs): New function.
8436 (vect_create_vectorized_demotion_stmts): Likewise.
8437 (vectorizable_type_demotion): Support loop-aware SLP and general
8438 multi-step conversion. Call vect_get_loop_based_defs and
8439 vect_create_vectorized_demotion_stmts for transformation.
8440 (vect_create_vectorized_promotion_stmts): New function.
8441 (vectorizable_type_promotion): Support loop-aware SLP and general
8442 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8444 (vectorizable_store): Change documentation, support multiple
8446 (vectorizable_load): Likewise.
8447 (vect_transform_stmt): Pass SLP_NODE to
8448 vectorizable_type_promotion and vectorizable_type_demotion.
8449 (vect_schedule_slp_instance): Move here the calculation of number
8450 of vectorized statements for each node from...
8451 (vect_schedule_slp): ... here.
8452 (vect_transform_loop): Call vect_schedule_slp without the last
8455 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8458 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8459 to == in assert statement.
8460 (vectorizable_reduction): Fix typo.
8462 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8465 * value-prof.c (check_counter): Dereference pointer to overall
8466 count when printing it.
8468 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8470 * profile.h: Really add it.
8472 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8474 * mcf.c: Really add it.
8476 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8477 Vinodha Ramasamy <vinodha@google.com>
8479 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8481 * value-prof.c (check_counter): Fix the counter if
8482 flag_profile_correction is true.
8483 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8484 tree_mod_subtract_transform):
8485 Follow check_counter parameter change.
8486 * common.opt (fprofile-correction): New option.
8488 * profile.h: Likewise.
8489 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8490 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8491 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8493 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8494 flag_profile_correction is set.
8496 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8498 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8500 2008-08-18 Tomas Bily <tbily@suse.cz>
8502 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8503 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8505 * tree-data-ref.c (split_constant_offset_1): Likewise.
8506 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8507 * tree-sra.c (sra_walk_expr): Likewise.
8508 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8509 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8510 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8511 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8513 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8514 * tree-vect-transform.c (vectorizable_type_demotion)
8515 (vectorizable_type_promotion): Likewise.
8516 * tree-inline.c (expand_call_inline):
8517 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8518 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8519 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8520 * expr.c (expand_expr_real_1): Likewise.
8521 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8522 (gimple_assign_unary_useless_conversion_p): Likewise.
8523 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8524 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8525 * fold-const.c (fold_unary): Likewise.
8526 * tree.h (CONVERT_EXPR_P): Likewise.
8527 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8528 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8530 (register_edge_assert_for_2, extract_range_from_unary_expr)
8531 (register_edge_assert_for_1): Likewise.
8533 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8535 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8536 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8537 (enum real_value_const): Delete.
8538 (get_real_const): Delete.
8539 * real.c (get_real_const): Delete.
8540 (dconst_e_ptr): Define.
8541 (dconst_third_ptr): Define.
8542 (dconst_sqrt2_ptr): Define.
8543 * builtins.c: Update all callers.
8545 2008-08-18 Richard Guenther <rguenther@suse.de>
8547 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8548 statement iterator after statement removal.
8550 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8552 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8553 (detect_processor_freebsd): Likewise.
8554 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8556 2008-08-18 Richard Guenther <rguenther@suse.de>
8558 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8559 and loads have the correct types.
8561 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8564 * c-opts.c (cpp_opts): Remove static.
8565 * c-parser.c (cpp_opts): Declare it extern.
8566 (disable_extension_diagnostics): Handle cpp options.
8567 (enable_extension_diagnostics): Likewise.
8569 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8571 * diagnostics.c (permerror_at): Rename as permerror.
8572 (permerror): Delete.
8573 * toplev.h: Likewise.
8575 2008-08-18 Richard Guenther <rguenther@suse.de>
8577 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8578 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8579 Move call_cdce before build_alias. Move copyrename2,
8580 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8581 right after final inlining.
8582 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8583 (pass_build_cfg): But instead via TODO_dump_func.
8585 2008-08-18 Richard Guenther <rguenther@suse.de>
8587 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8589 (scalarize_init): If we failed to generate some initializers
8590 do not generate zeros for not instantiated members. Instead
8591 rely on the copy out.
8592 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8593 about missing flow-sensitive alias info only if we have
8596 2008-08-17 Nick Clifton <nickc@redhat.com>
8598 * doc/extend.texi (Function Attributes): Fix typo in description
8599 if hot function attribute.
8601 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8602 Richard Sandiford <rdsandiford@googlemail.com>
8604 * doc/install.texi (--with-mips-plt): Document.
8605 * doc/invoke.texi (-mplt, -mno-plt): Document.
8606 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8607 and handle ${with_mips_plt}.
8608 * config/mips/mips.opt (mplt): New option.
8609 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8610 (TARGET_ABICALLS_PIC2): Likewise.
8611 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8612 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8613 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8614 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8615 to decide whether to output ".option picX" directives.
8616 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8617 Pass -call_nonpic rather than -KPIC for -mplt.
8618 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8619 on the command line. Also remove it when -mabi=64 is used without
8621 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8622 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8623 TARGET_ABICALLS_PIC0.
8624 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8626 (mips16_build_function_stub): Only output ".option pic" directives
8627 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8628 (mips16_build_call_stub): Fix comment and remove redundant
8629 ".set at"/"set .noat" directives.
8630 (mips_function_rodata_section): Use the default behaviour for
8631 TARGET_ABSOLUTE_ABICALLS.
8632 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8633 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8634 (mips_restore_gp): Do nothing if the current function doesn't use
8636 (mips_expand_prologue): Only save $gp if the current function uses it.
8637 Use a normal move for TARGET_ABICALLS_PIC0.
8638 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8640 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8642 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8643 of function when handling GLOBAL_POINTER_REGNUM.
8645 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8648 * common.opt (-fstack-check): Do not declare the variable here.
8649 (-fstack-check=): New option variant.
8650 * doc/invoke.texi (Code Gen Options): Document it.
8651 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8652 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8653 (STACK_CHECK_STATIC_BUILTIN): New macro.
8654 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8655 * opts.c: Include expr.h.
8656 (common_handle_option) <OPT_fold_stack_check_>: New case.
8657 <OPT_fstack_check>: Likewise.
8658 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8659 consistently in the test for variable-sized types. Adjust for
8660 new behaviour of flag_stack_check.
8661 * explow.c: Include except.h.
8662 (allocate_dynamic_stack_space): Do not take into account
8663 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8664 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8665 for variable-sized parameters. Treat all parameters whose size is
8666 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8667 stack checking is enabled.
8668 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8669 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8670 if generic stack checking is enabled.
8671 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8672 * reload1.c (reload): Likewise.
8673 * stmt.c (expand_decl): Assert that all automatic variables have
8674 fixed size at this point and remove dead code.
8675 * flags.h (stack_check_type): New enumeration type.
8676 (flag_stack_check): Declare.
8677 * toplev.c (flag_stack_check): New global variable.
8678 * Makefile.in (opts.o): Add dependency on EXPR_H.
8679 (explow.o): Add dependency on except.h.
8681 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8683 * config/avr/avr.c (avr_override_options): Reduce value of
8684 PARAM_INLINE_CALL_COST.
8686 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8688 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8689 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8690 lieu of TYPE_MODE (type) throughout.
8692 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8694 * config/arm/arm.c (add_minipool_backward_ref): Check for
8695 8-byte-aligned entries in second case of forcing insertion after a
8696 particular entry. Change third case to avoid inserting
8697 non-8-byte-aligned entries before 8-byte-aligned ones.
8699 2008-08-15 Richard Guenther <rguenther@suse.de>
8701 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8702 strip components for unknown size accesses.
8704 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8706 * config/s390/2097.md New file.
8707 * config/s390/s390.md ("z10prop" attribute): Define none,
8708 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8709 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8710 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8711 possible values and apply them to insns as appropriate.
8712 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8713 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8714 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8715 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8716 ("bfp" mode attribute): Removed. Every occurence replaced
8718 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8719 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8722 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8725 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8728 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8730 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8731 additional argument. Support reduction when duplication is needed due
8732 to data-types of different sizes in the loop.
8733 (get_initial_def_for_induction): Fix printout.
8734 (vect_get_vec_def_for_stmt_copy): Support case where the
8735 vec_stmt_for_operand is a phi node.
8736 (vectorizable_reduction): Support reduction when duplication is needed
8737 due to data-types of different sizes in the loop.
8738 (vectorizable_call): Remove restriction to not vectorize in case we
8739 have data-types of different sizes in the loop.
8740 (vectorizable_conversion): Likewise.
8741 (vectorizable_operation): Likewise.
8742 (vectorizable_type_demotion): Likewise.
8743 (vectorizable_type_promotion): Likewise.
8744 (vectorizable_induction): Add restriction to not vectorize in case
8745 we have data-types of different sizes in the loop.
8747 2008-08-14 Christophe Saout <christophe@saout.de>
8748 Uros Bizjak <ubizjak@gmail.com>
8751 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8752 (*vec_concatv2di_rex64_sse4_1): Ditto.
8753 (*vec_concatv2di_rex64_sse): Ditto.
8755 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8758 * fold-const.c (fold_widened_comparison): Do not allow
8759 sign changes that change the result even if shorter type
8760 is wider than arg1_unw's type.
8762 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8764 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8765 Skip if the multilib testing specifies -march that does not
8766 agree with the one specified in the testcase.
8768 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8770 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8771 zero extend SImode values being converted to TFmode before passing
8774 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8776 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8777 __PPU__ when targeting the Cell/B.E. PPU processor.
8779 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8781 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8782 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8783 Rematerialize the static chain, if any.
8784 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8787 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8789 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8790 (new_loc_descr): Likewise.
8791 (add_loc_descr): Likewise.
8792 (size_of_loc_descr): Likewise.
8793 (size_of_locs): Likewise.
8794 (output_loc_operands): Likewise.
8795 (output_loc_sequence): Likewise.
8796 (new_reg_loc_descr): New.
8797 (build_cfa_loc): Use it.
8798 (build_cfa_aligned_loc): Likewise.
8799 (one_reg_loc_descriptor): Likewise.
8800 (based_loc_descr): Likewise.
8802 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8805 * doc/invoke.texi (Wmain): Update.
8806 * c-decl.c (start_decl): warn_main is only 0 or 1.
8807 (start_function): Likewise. Fix formatting.
8808 (finish_function): Delete redundant warning.
8809 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8810 * c-opts (c_common_handle_option): -Wall only has effect if
8811 warn_main is uninitialized. OPT_Wmain is automatically
8812 handled. -pedantic also enables Wmain.
8813 (c_common_post_options): Handle all logic for Wmain here.
8814 * c-common.c (warn_main): Delete.
8815 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8816 * c-common.h (warn_main): Delete.
8818 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8821 * expr.c (emit_group_store): Allocate stack temp with the
8822 largest alignment when copying from register to stack.
8824 2008-08-13 Richard Guenther <rguenther@suse.de>
8826 * tree.h (maybe_fold_offset_to_address): Declare.
8827 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8828 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8829 Likewise for POINTER_PLUS_EXPR.
8830 (maybe_fold_offset_to_reference): Enable disabled code.
8831 (maybe_fold_offset_to_address): New function.
8832 (fold_stmt_r): Use it.
8833 (fold_gimple_assign): Likewise.
8834 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8835 (gimplify_expr): Likewise.
8837 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8839 * toplev.h (pedwarn_at): Fix declaration.
8841 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8843 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8844 LINK_SPEC): Use %R in -Y P argument.
8846 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8849 * diagnostic.c (pedwarn_at): New.
8850 * toplev.h (pedwarn_at): Declare.
8851 * c-tree.h (build_enumerator): Update declaration.
8852 * c-decl.c (finish_enum): Update comment.
8853 (build_enumerator): Take a location parameter. Give a pedwarn but do
8854 not perform any conversion.
8855 * c-parser.c (c_parser_enum_specifier): Set correct location for
8858 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8861 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8862 expressions except for conversions to signed:1 bitfields. Handle
8863 COND_EXPR with constant operands.
8865 2008-08-13 Richard Guenther <rguenther@suse.de>
8867 PR tree-optimization/15255
8868 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8869 (struct oecount_s): New struct and VEC types.
8871 (oecount_hash): New function.
8872 (oecount_eq): Likewise.
8873 (oecount_cmp): Likewise.
8874 (zero_one_operation): New function.
8875 (build_and_add_sum): Likewise.
8876 (undistribute_ops_list): Perform un-distribution of multiplication
8877 and division on the chain of summands.
8878 (should_break_up_subtract): Also break up subtracts for factors.
8879 (reassociate_bb): Delete dead visited statements.
8880 Call undistribute_ops_list. Re-sort and optimize if it did something.
8881 * passes.c (init_optimization_passes): Move DSE before
8883 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8886 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8888 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8890 * doc/invoke.texi: Revert unintended checkin.
8892 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8895 * gcc.c (include_spec_function): Tweak call to find_a_file.
8897 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8900 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8901 and TRUTH_ORIF_EXPR.
8902 * dojump.c (do_jump): Likewise.
8904 PR tree-optimization/37084
8905 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8906 if id->regimplify, don't assume stmt is a cast assignment.
8908 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8910 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8912 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8915 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8918 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8920 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8921 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8923 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8924 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8925 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8926 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8927 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8929 * doc/tm.texi (Storage Layout): Remove documentation for
8930 TARGET_FLOAT_FORMAT.
8932 * simplify-rtx.c (simplify_binary_operation_1): Replace
8933 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8935 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8937 * real.h (struct real_format): New member has_sign_dependent_rounding.
8938 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8939 spu_single_format, ieee_double_format, mips_double_format,
8940 motorola_double_format, ieee_extended_motorola_format,
8941 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8942 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8943 mips_extended_format, ieee_quad_format, mips_quad_format,
8944 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8945 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8947 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8948 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8949 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8950 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8951 (ROUND_TOWARDS_ZERO): Likewise.
8953 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8954 (FLOAT_MODE_FORMAT): New macro.
8955 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8956 (MODE_COMPOSITE_P): ... this new macro.
8957 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8958 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8959 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8961 * flags.h: Include "real.h".
8963 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8964 REAL_MODE_FORMAT_COMPOSITE_P.
8965 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8967 * doc/tm.texi (Storage Layout): Remove documentation of
8968 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8969 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8970 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8971 they only apply to libgcc2.a.
8973 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8975 * config/spu/float_disf.c: New file.
8976 * config/spu/float_unsdisf.c: New file.
8977 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8978 (LIB2FUNCS_EXCLUDE): Define.
8980 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8981 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8983 * real.h (struct real_format): New member round_towards_zero.
8984 * real.c (round_for_format): Respect fmt->round_towards_zero.
8985 (ieee_single_format, mips_single_format, motorola_single_format,
8986 spu_single_format, ieee_double_format, mips_double_format,
8987 motorola_double_format, ieee_extended_motorola_format,
8988 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8989 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8990 mips_extended_format, ieee_quad_format, mips_quad_format,
8991 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8992 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8994 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8995 real_format to choose rounding mode when calling MPFR functions.
8996 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8997 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8999 * real.h (real_to_decimal_for_mode): Add prototype.
9000 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9001 Respect target rounding mode when generating decimal representation.
9002 (real_to_decimal): New stub for backwards compatibility.
9003 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9004 real_to_decimal_for_mode instead of real_to_decimal.
9006 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9008 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9009 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9011 * real.c (spu_single_format): New variable.
9012 * real.h (spu_single_format): Declare.
9014 * config/spu/spu.c (spu_override_options): Install SFmode format.
9015 (spu_split_immediate): Use integer mode to operate on pieces of
9016 floating-point values in all cases.
9018 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9019 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9020 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9022 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9024 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9026 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9028 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9030 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9033 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9034 on the VAR_DECL instead of TYPE_READONLY on its type.
9036 2008-08-12 Ira Rosen <irar@il.ibm.com>
9038 * tree-vectorizer.c: Depend on langhooks.h.
9039 (supportable_widening_operation): Add two arguments. Support double
9041 (supportable_narrowing_operation): Likewise.
9042 * tree-vectorizer.h (supportable_widening_operation): Add two
9044 (supportable_narrowing_operation): Likewise.
9045 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9046 supportable_widening_operation with correct arguments.
9047 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9048 (vectorizable_type_demotion): Support double type conversions.
9049 (vectorizable_type_promotion): Likewise.
9050 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9052 2008-08-11 Michael Matz <matz@suse.de>
9054 * i386/i386.c (override_options): Move initialisation from
9055 flag_schedule_insns_after_reload to here from ...
9056 (optimization_options): ... here.
9058 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9060 PR rtl-optimization/36998
9061 * dwarf2out.c (compute_barrier_args_size_1,
9062 compute_barrier_args_size): Temporarily remove assertions.
9064 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9067 * tree-ssa.c (struct walk_data): Add new flag
9068 warn_possibly_uninitialized.
9069 (warn_uninitialized_var): Use it.
9070 (warn_uninitialized_vars): New.
9071 (execute_early_warn_uninitialized): Call it.
9072 (execute_late_warn_uninitialized): Likewise.
9074 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9077 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9080 2008-08-09 Jan Hubicka <jh@suse.cz>
9083 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9085 (expand_fix): Be prepared for expansion to fail.
9086 (expand_sfix_optab): Remove instructions if expansion failed.
9088 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9090 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9092 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9093 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9095 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9097 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9098 mips/t-libgcc-mips16 to tmake_file.
9099 * config/mips/mips-protos.h (mips_call_type): New enum.
9100 (mips_pic_base_register, mips_got_load): Declare.
9101 (mips_restore_gp): Take an rtx argument.
9102 (mips_use_pic_fn_addr_reg_p): Declare.
9103 (mips_expand_call): Replace the sibcall_p argument with
9104 a mips_call_type argument. Add a lazy_p parameter.
9105 (mips_split_call): Declare.
9106 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9107 (MIPS16_PIC_TEMP): Likewise.
9108 (reg_class): Delete M16_NA_REGS.
9109 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9110 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9111 (mips_split_hi_p): Declare.
9112 * config/mips/mips.c (mips_split_hi_p): New array.
9113 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9114 (mips_got_symbol_type_p): New function.
9115 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9116 (mips16_stub_function_p): New function.
9117 (mips16_local_function_p): Likewise.
9118 (mips_use_pic_fn_addr_reg_p): Likewise.
9119 (mips_cannot_force_const_mem): Return false for HIGHs.
9120 Extend CONST_INT and symbolic handling to MIPS16, using
9121 mips_symbol_insns to check that the base symbol type is a
9122 legitimate constant. Reject GOT-based constants if
9123 TARGET_MIPS16_PCREL_LOADS.
9124 (mips_const_insns): Check targetm.cannot_force_const_mem when
9125 decomposing a symbolic base and a large offset.
9126 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9127 When calling a function that needs $25 from MIPS16 code,
9128 move the target address into $25 separately and add a USE
9130 (mips16_gp_pseudo_reg): Insert the initializer immediately
9131 before the first real insn.
9132 (mips_pic_base_register, mips_got_load): New functions.
9133 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9134 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9135 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9136 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9137 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9138 also passing NULL_RTX rather than const0_rtx as the aux argument.
9139 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9140 instead of TARGET_EXPLICIT_RELOCS.
9141 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9142 (mips_load_call_address): Replace the sibcall_p argument with
9143 a mips_call_type argument. Use mips_got_load.
9144 (mips16_local_alias): New structure.
9145 (mips16_local_aliases): New variable.
9146 (mips16_local_aliases_hash): New function.
9147 (mips16_local_aliases_eq): Likewise.
9148 (mips16_local_alias): Likewise.
9149 (mips16_stub_function): Likewise.
9150 (mips16_build_function_stub): Create a local alias for the target
9151 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9152 .cpload directive and an R_MIPS_NONE relocation for the target
9153 function, then load the alias rather than the function itself.
9154 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9155 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9156 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9157 (mips16_build_call_stub): Replace the FN parameter with an
9158 FN_PTR parameter. Force the address into a register if it
9159 isn't a call_insn_operand; don't rely on the caller to do this.
9160 If a call to a locally-defined and locally-binding MIPS16
9161 function must be made indirectly, redirect the call to the
9162 function's local alias. Use mips16_stub_function_p,
9163 mips16_stub_function, mips_expand_call and use_reg.
9164 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9165 Use explicit %hi and %lo accesses where possible.
9166 Use MIPS_CALL to generate the correct code form of a
9167 jal instruction. Add clobbers of $18 instead of uses.
9168 Update the call to mips_emit_call_insn.
9169 (mips_expand_call): Replace the SIBCALL_P argument with a
9170 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9171 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9172 allowing it to modify the call address. Update the calls to
9173 mips_load_call_address and mips_emit_call_insn.
9174 (mips_split_call): New function.
9175 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9176 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9177 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9178 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9179 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9181 (mips_cprestore_slot): New function.
9182 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9183 and use mips_cprestore_slot.
9184 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9186 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9187 then use a copygp_mips16 instruction to set up $28.
9188 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9189 (mips16_lay_out_constants): Call split_all_insns_noflow.
9190 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9191 false if TARGET_MIPS16.
9192 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9193 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9194 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9195 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9196 MIPS16 code. Allow MIPS16 o32 PIC.
9197 (mips_override_options): Allow MIPS16 o32 PIC.
9198 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9199 after reload if TARGET_USE_GOT.
9200 (UNSPEC_COPYGP): New constant.
9201 (length): Use a default length of 8 for MIPS16 GOT loads.
9202 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9203 (*got_page<mode>): Check mips_split_hi_p.
9204 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9205 (unspec_got<mode>, unspec_call<mode>): New expanders.
9206 (load_got<mode>, load_call<mode>): Remove the length attributes.
9207 Use a got attribute instead of a type attribute.
9208 (copygp_mips16): New insn.
9209 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9210 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9211 (sibcall, sibcall_value, call, call_value): Update the calls
9212 to mips_expand_call.
9213 (call_internal, call_value_internal): Use mips_split_call.
9214 (call_value_multiple_internal): Likewise.
9215 (call_split): Move after call_internal (the insn it is split from).
9216 (call_internal_direct, call_value_internal_direct): Turn into
9217 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9218 (call_direct_split, call_value_direct_split): New patterns.
9219 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9220 and use M16_REGS instead of M16_NA_REGS.
9221 * config/mips/predicates.md (const_call_insn_operand): Replace
9222 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9223 mips_use_pic_fn_addr_reg_p check.
9224 (move_operand): Reject HIGHs if mips_split_hi_p.
9225 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9226 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9227 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9228 * config/mips/libgcc-mips16.ver: New file.
9229 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9230 $(srcdir)/config/mips/libgcc-mips16.ver.
9232 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9234 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9236 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9237 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9238 (mips16_cfun_returns_in_fpr_p): Likewise.
9240 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9242 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9243 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9244 rather than 4 to PC.
9246 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9248 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9249 (FUNCTION_PROFILER): Save the static chain pointer into $2
9250 beforehand and restore it aftewards.
9251 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9252 address directly into $25 and call the function through $25;
9253 do not clobber $3. Pad the DImode version to cover the space
9254 left by the deleted $25 <- $3 move.
9255 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9256 the removal of the $25 <- $3 move.
9257 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9258 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9260 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9261 Daniel Jacobowitz <dan@codesourcery.com>
9263 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9264 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9265 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9266 * config/mips/mips.c (mips_start_function_definition): New function.
9267 (mips_end_function_definition): Likewise.
9268 (mips_output_function_prologue): Use mips_start_function_definition.
9269 (mips_output_function_epilogue): Use mips_end_function_definition.
9270 (build_mips16_function_stub): Use mips_start_function_definition
9271 and mips_end_function_definition.
9272 (build_mips16_call_stub): Likewise.
9274 2008-08-09 Richard Guenther <rguenther@suse.de>
9276 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9277 * gimple.h (gimple_call_fn): Adjust comment.
9278 (gimple_call_set_fndecl): New function.
9279 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9280 longer having bare FUNCTION_DECL operand.
9281 (gimple_call_return_type): Likewise.
9282 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9284 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9285 (gimple_mod_pow2): Likewise.
9286 (gimple_mod_subtract): Likewise.
9287 (gimple_ic): Likewise.
9288 (gimple_stringop_fixed_value): Likewise.
9289 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9290 longer having bare FUNCTION_DECL operand.
9291 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9292 * omp-low.c (optimize_omp_library_calls): Likewise.
9293 * cgraphunit.c (update_call_expr): Likewise.
9294 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9295 (execute_convert_to_rsqrt): Likewise.
9296 * cfgexpand.c (gimple_to_tree): Simplify.
9297 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9298 bare FUNCTION_DECL operand.
9299 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9300 (convert_gimple_call): Use gimple_call_fndecl.
9301 * c-common.c (c_warn_unused_result): Likewise.
9303 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9306 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9307 (c_finish_return): Likewise.
9308 (c_start_case): Likewise.
9309 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9310 * c-parser.c (c_parser_condition): New. Call
9311 verify_sequence_points.
9312 (c_parser_paren_condition): Call c_parser_condition.
9313 (c_parser_for_statement): Call c_parser_condition.
9315 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9318 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9319 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9320 Moved from diagnostic.h
9321 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9323 (emit_diagnostic): New.
9324 (warning0, pedwarn0): Delete.
9325 (warning, warning_at, pedwarn, permerror): Return bool.
9326 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9327 Moved to diagnostic.c.
9328 (struct diagnostic_context): Use correct type for
9329 classify_diagnostic.
9330 (diagnostic_report_diagnostic): Update declaration.
9331 (emit_diagnostic): Declare.
9332 * errors.c (warning): Return bool.
9333 * errors.h (warning): Update declaration.
9334 * toplev.h (warning0, pedwarn0): Delete.
9335 (warning, warning_at, pedwarn, permerror): Return bool.
9336 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9337 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9338 inform. Update all calls.
9339 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9340 before giving informative note.
9341 (implicit_decl_warning): Likewise.
9342 * c-typeck.c (build_function_call): Likewise.
9343 * tree-sssa.c (warn_uninit): Likewise.
9344 * builtins.c (gimplify_va_arg_expr): Likewise.
9346 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9349 * doc/invoke.texi (-Wextra): Move warning from here...
9350 (-Wuninitialized): ... to here.
9352 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9355 * flags.h (set_Wunused): Delete
9356 * toplev.c (process_options): Handle Wunused flags here.
9357 * opts.c (maybe_warn_unused_parameter): Delete.
9358 (common_handle_option): Replace set_Wunused by warn_unused.
9359 (set_Wextra): Do not handle Wunused-parameter here.
9360 (set_Wunused): Delete.
9361 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9363 * common.opt (Wunused): Add Var and Init.
9364 (Wunused-function): Likewise.
9365 (Wunused-label): Likewise.
9366 (Wunused-parameter): Likewise.
9367 (Wunused-value): Likewise.
9368 (Wunused-variable): Likewise.
9370 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9372 * doc/invoke.texi: Add cpu_type power7.
9373 * config.in (HAVE_AS_VSX): New.
9374 * config.gcc: Add cpu_type power7.
9375 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9377 * configure: Regenerate.
9378 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9380 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9381 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9382 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9384 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9386 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9387 type to vectorize.builtin_conversion.
9388 (vectorizable_conversion): Likewise.
9389 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9390 integral type as input.
9391 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9393 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9394 and ALTIVEC_BUILTIN_VCTSXS.
9395 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9398 2008-08-08 Richard Guenther <rguenther@suse.de>
9400 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9401 (surely_varying_stmt_p): Calls are varying only if they are
9402 non-builtin and not indirect or have no result.
9403 (ccp_fold): Re-instantiate code before the tuples merge.
9405 2008-08-08 Richard Guenther <rguenther@suse.de>
9407 PR tree-optimization/37056
9408 * gimple.h (gimple_assign_rhs_class): New helper function.
9409 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9410 unary operations properly.
9412 2008-08-07 Jan Hubicka <jh@suse.cz>
9414 * i386.h (ix86_size_cost): Declare.
9415 (ix86_cur_cost): New function macro.
9416 * i386.md (peepholes expanding size and splitters): Predicate by
9417 optimize_insn_for_speed_p.
9418 (peepholes reduce size and splitters): Predicate by
9419 optimize_insn_for_size_p.
9420 * i386.c (ix86_size_cost): Rename from ...
9421 (size_cost): This one.
9422 (override_options): Update.
9423 (decide_alg): Likewise.
9424 (ix86_expand_clear): Use RTL profile.
9425 (ix86_pad_returns): Use RTL profile.
9427 2008-08-07 Jan Hubicka <jh@suse.cz>
9429 * recog.c (split_all_insns): Set RTL profile
9430 (peephole2_optimize): Likewise.
9431 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9432 * combine.c (combine_instructions): Likewise.
9434 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9436 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9438 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9440 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9441 value in a6 after the set_frame_ptr insn.
9443 2008-08-07 Richard Henderson <rth@redhat.com>
9446 * gcc.c (cpp_options): Pass along -g*.
9448 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9450 * config/arm/arm.c (output_move_neon): Update comment describing
9451 big-endian vector layout.
9452 (arm_assemble_integer): Do not handle big-endian NEON vectors
9454 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9455 neon_vget_lane<mode>_sext_internal,
9456 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9457 element indices for big-endian.
9459 2008-08-07 Richard Henderson <rth@redhat.com>
9461 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9462 * configure, config.in: Rebuild.
9463 * debug.h (dwarf2out_do_cfi_asm): Declare.
9464 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9465 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9466 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9467 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9469 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9471 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9472 movv2si_internal): Combine into mov<mode>_internal.
9473 (movv2si_internal_2): Remove.
9475 2008-08-07 Jan Hubicka <jh@suse.cz>
9478 * i386.md (single stringop patterns): Enable unconditionally.
9480 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9483 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9485 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9486 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9488 * config/i386/sse.md (sse2_movq128): New.
9490 * doc/extend.texi: Document __builtin_ia32_movq128.
9492 2008-08-07 Richard Guenther <rguenther@suse.de>
9495 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9496 pointers can access anything.
9498 2008-08-06 Jan Hubicka <jh@suse.cz>
9500 * optabs.c (emit_unop_insn): Break out to ...
9501 (maybe_emit_unop_insn): ... this one.
9502 (expand_sfix_optab): Use maybe variant.
9503 * optabs.h (maybe_emit_unop_insn): Declare.
9505 * i386.md (mov0 patterns): Enable by default.
9506 (FP conversion expanders): Disable expansion of code expanding
9507 sequences when instruction should be optimized for size.
9508 (single strinop patterns): Enable when optimizing for size.
9509 (string expanders): Disable expanding of code expanding sequences
9510 when optimizning instruction for size.
9511 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9513 (ix86_fp_comparison_sahf_cost): Likewise.
9514 (ix86_expand_branch): Likewise.
9515 (ix86_expand_ashl_const): Likewise.
9516 (ix86_split_ashl): Likewise.
9517 (ix86_expand_strlen): Likewise.
9518 (ix86_emit_fp_unordered_jump): Likewie.
9520 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9522 * c-common.c: Fix typo.
9523 (c_common_reswords): Activate more C++ keyword warnings.
9525 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9527 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9530 * diagnostic.c (permerror_at): New.
9531 * toplev.h (permerror_at): Declare.
9533 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9534 Ira Rosen <irar@il.ibm.com>
9536 * tree-vect-transform.c (vect_model_simple_cost): Return
9537 immediately if stmt is pure SLP.
9538 (vect_model_store_cost): Ditto.
9539 (vect_model_load_cost): Ditto.
9540 (vectorizable_store): Remove PURE_SLP check before call
9541 to vect_model_store_cost.
9542 (vect_model_store_cost): When checking whether stmt describe
9543 strided access, add a check that it is not slp_node.
9545 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9548 * c-common.c (warn_for_sign_compare): New. Handle separately the
9549 case that 'constant' is zero.
9550 * c-typeck.c (build_binary_op): Move code to c-common.c
9552 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9554 * config/alpha/alpha.c (alpha_preferred_reload_class,
9555 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9556 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9557 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9558 * config/arm/arm.md: Likewise.
9559 * config/avr/avr-protos.h (preferred_reload_class,
9560 test_hard_reg_class, avr_simplify_comparison_p,
9561 out_shift_with_cnt, class_max_nregs): Likewise.
9562 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9563 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9564 preferred_reload_class, test_hard_reg_class): Likewise.
9565 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9566 bfin_memory_move_cost, bfin_secondary_reload,
9567 bfin_output_mi_thunk): Likewise.
9568 * config/crx/crx.c (crx_secondary_reload_class,
9569 crx_memory_move_cost): Likewise.
9570 * config/frv/frv-protos.h (frv_secondary_reload_class,
9571 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9572 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9573 frv_secondary_reload_class, frv_class_likely_spilled_p,
9574 frv_class_max_nregs): Likewise.
9575 * config/h8300/h8300.c (h8300_classify_operand,
9576 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9578 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9579 * config/ia64/ia64.c (ia64_preferred_reload_class,
9580 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9581 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9582 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9584 * config/m68hc11/m68hc11.c (preferred_reload_class,
9585 m68hc11_memory_move_cost): Likewise.
9586 * config/mcore/mcore.c (mcore_secondary_reload_class,
9587 mcore_reload_class): Likewise.
9588 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9589 mips_class_max_nregs, mips_cannot_change_mode_class,
9590 mips_preferred_reload_class, mips_secondary_reload_class,
9591 mips_output_mi_thunk): Likewise.
9592 * config/mmix/mmix.c (mmix_preferred_reload_class,
9593 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9595 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9597 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9598 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9599 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9600 * config/rs6000/rs6000.c (paired_expand_vector_init,
9601 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9602 compare_section_name, rs6000_memory_move_cost): Likewise.
9603 * config/s390/s390.c (s390_emit_compare_and_swap,
9604 s390_preferred_reload_class, s390_secondary_reload,
9605 legitimize_pic_address, legitimize_tls_address,
9606 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9607 s390_class_max_nregs): Likewise.
9608 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9609 * config/s390/s390.md: Likewise.
9610 * config/score/score-protos.h (score_secondary_reload_class,
9611 score_preferred_reload_class): Likewise.
9612 * config/score/score.c (score_preferred_reload_class,
9613 score_secondary_reload_class): Likewise.
9614 * config/score/score3.c (score3_output_mi_thunk,
9615 score3_preferred_reload_class, score3_secondary_reload_class,
9616 score3_hard_regno_mode_ok): Likewise.
9617 * config/score/score3.h (score3_preferred_reload_class,
9618 score3_secondary_reload_class): Likewise.
9619 * config/score/score7.c (score7_output_mi_thunk,
9620 score7_preferred_reload_class, score7_secondary_reload_class,
9621 score7_hard_regno_mode_ok): Likewise.
9622 * config/score/score7.h (score7_preferred_reload_class,
9623 score7_secondary_reload_class): Likewise.
9624 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9625 output_branchy_insn, add_constant, gen_block_redirect,
9626 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9627 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9628 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9629 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9630 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9631 xstormy16_preferred_reload_class): Likewise.
9632 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9633 xtensa_expand_atomic, override_options,
9634 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9636 * reorg.c (try_merge_delay_insns): Likewise.
9637 * tree.c (merge_dllimport_decl_attributes): Likewise.
9639 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9641 2008-08-06 Michael Matz <matz@suse.de>
9643 * Makefile.in (write_entries_to_file): Quote words.
9644 * gengtype.c: (read_input_line): Skip over leading white-space.
9646 2008-08-06 Marc Gauthier <marc@tensilica.com>
9648 * config.gcc: Match more processor names for Xtensa.
9649 * configure.ac: Likewise.
9650 * doc/install.texi (Specific): Likewise.
9651 * configure: Regenerate.
9653 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9655 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9656 * calls.c (avoid_likely_spilled_reg): Likewise.
9657 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9658 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9659 * config/i386/i386.c (ix86_expand_special_args_builtin,
9660 ix86_secondary_reload): Likewise.
9661 * except.c (struct eh_region, gen_eh_region_catch,
9662 remove_unreachable_regions, duplicate_eh_regions,
9663 assign_filter_values, build_post_landing_pads,
9664 sjlj_find_directly_reachable_regions, remove_eh_handler,
9665 reachable_next_level, foreach_reachable_handler,
9666 can_throw_internal_1, can_throw_external_1,
9667 collect_one_action_chain): Likewise.
9668 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9669 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9670 * function.c (update_temp_slot_address, instantiate_new_reg,
9671 instantiate_virtual_regs_in_rtx,
9672 instantiate_virtual_regs_in_insn): Likewise.
9673 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9674 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9675 gimplify_cleanup_point_expr): Likewise.
9676 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9677 * passes.c (next_pass_1): Likewise.
9678 * print-tree.c (print_node_brief, print_node): Likewise.
9679 * profile.c (branch_prob): Likewise.
9680 * tree-dump.c (dump_register): Likewise.
9681 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9683 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9684 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9685 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9686 copy_arguments_for_versioning, copy_static_chain): Likewise.
9687 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9688 add_new_name_mapping, register_new_name_mapping): Likewise.
9689 * tree-mudflap.c (mf_xform_derefs): Likewise.
9690 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9691 get_init_expr, combine_chains): Likewise.
9692 * tree-pretty-print.c (dump_generic_node): Likewise.
9693 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9694 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9695 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9696 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9698 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9701 * calls.c (expand_call): Use the biggest preferred stack
9704 2008-08-06 Michael Matz <matz@suse.de>
9707 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9708 for reused reload, instead of overwriting them.
9710 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9713 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9714 for incoming stack boundary.
9716 * function.c (assign_parm_find_entry_rtl): Update
9717 parm_stack_boundary.
9719 * function.h (rtl_data): Add parm_stack_boundary.
9721 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9722 parm_stack_boundary for incoming stack boundary.
9724 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9726 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9727 for unrepresentable subregs or treat them as equal to other regs
9728 or subregs with the same register number.
9730 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9733 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9736 2008-08-06 Jan Hubicka <jh@suse.cz>
9738 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9739 frequencies might be hot.
9741 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9743 * reload.c (find_reloads): Force constants into literal pool
9744 also if they are wrapped in a SUBREG.
9746 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9749 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9750 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9751 Don't allow predicated instructions for data speculation.
9752 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9755 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9757 * haifa-sched.c (extend_global): Split to extend_global_data and
9758 extend_region_data. Update all uses.
9759 (extend_all): Rename to extend_block_data.
9761 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9763 * sched-rgn.c (new_ready): Check if instruction can be
9764 speculatively scheduled before attempting speculation.
9765 (debug_rgn_dependencies): Remove wrongful assert.
9767 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9769 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9771 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9773 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9774 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9775 va_size, and type_size.
9777 2008-08-04 Jason Merrill <jason@redhat.com>
9780 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9781 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9783 2008-08-05 Richard Henderson <rth@redhat.com>
9785 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9786 * configure: Rebuild.
9788 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9791 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9792 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9795 2008-08-05 Richard Henderson <rth@redhat.com>
9797 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9798 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9799 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9800 * common.opt (fdwarf2-cfi-asm): New.
9801 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9802 * config.in, configure: Rebuild.
9803 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9804 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9806 (dw2_force_const_mem): Externalize.
9807 * dwarf2asm.h: Update.
9808 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9809 generate a real label.
9810 (output_cfi_directive): New.
9811 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9812 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9813 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9815 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9816 (output_loc_operands_raw, output_loc_sequence_raw): New.
9817 (output_cfa_loc_raw): New.
9819 2008-08-05 Paul Brook <paul@codesourcery.com>
9821 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9822 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9823 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9824 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9825 * config/arm/arm.h (TARGET_VFPD32): Define.
9826 (TARGET_VFP3): Use TARGET_VFPD32.
9827 (fputype): Add FPUTYPE_VFP3D16.
9828 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9829 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9830 * config/arm/arm-cores.def: Add cortex-r4f.
9831 * config/arm/arm-tune.md: Regenerate.
9833 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9835 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9836 Reword some comments throughout the file.
9838 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9839 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9840 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9841 MFC_MIN_DMA_LIST_ELEMENTS.
9842 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9843 MFC_MAX_DMA_LIST_ELEMENTS.
9845 (MFC_START_ENABLE): Remove PPU-only define.
9846 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9847 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9849 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9850 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9851 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9852 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9853 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9854 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9855 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9857 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9858 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9859 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9860 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9862 (spu_read_machine_status): Fix typo.
9864 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9866 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9867 SUBREG of multi-word hard register.
9868 * config/spu/spu.c (valid_subreg): Likewise.
9869 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9871 2008-08-04 Richard Guenther <rguenther@suse.de>
9873 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9874 the candidate with the stripped base if that base is different
9875 from the original base even for offset zero.
9877 2008-08-04 Richard Guenther <rguenther@suse.de>
9880 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9881 check for no_overflow.
9883 2008-08-04 Richard Guenther <rguenther@suse.de>
9885 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9887 2008-08-04 Paul Brook <paul@codesourcery.com>
9889 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9890 (arm_order_regs_for_local_alloc): New function.
9891 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9893 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9895 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9898 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9899 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9900 (ix86_expand_epilogue): Likewise.
9902 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9904 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9907 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9909 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9910 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9911 (*movv2sf_internal_rex64): Ditto.
9913 2008-08-03 Jan Hubicka <jh@suse.cz>
9915 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9916 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9917 * expmed.c (expand_smod_pow2): Likewise.
9919 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9922 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9923 alternative 0 of operand 1.
9924 (*vec_concatv2di_rex64_sse): Ditto.
9925 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9927 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9928 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9929 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9930 (*movv2sf_internal_rex64): Ditto.
9932 2008-08-02 Richard Guenther <rguenther@suse.de>
9935 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9936 (ssedoublesizemode): New mode attribute.
9937 (sse_shufps): Call gen_sse_shufps_v4sf.
9938 (sse_shufps_1): Macroize.
9939 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9940 (sse2_shufpd_1): Macroize.
9941 (vec_extract_odd, vec_extract_even): New expanders.
9942 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9943 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9944 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9945 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9946 (ix86_expand_vector_set): Likewise.
9947 (ix86_expand_reduc_v4sf): Likewise.
9949 2008-08-01 Doug Kwan <dougkwan@google.com>
9951 * matrix-reorg.c: Re-enable all code.
9952 (struct malloc_call_data): Change CALL_STMT to gimple type.
9953 (collect_data_for_malloc_call): Tuplify.
9954 (struct access_site_info): Change STMT to gimple type.
9955 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9956 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9957 (struct free_info): Change STMT to gimple type.
9958 (struct matrix_access_phi_node): Change PHI to gimple type.
9959 (get_inner_of_cast_expr): Remove.
9960 (may_flatten_matrices_1): Tuplify.
9961 (may_flatten_matrices): Ditto.
9962 (mark_min_matrix_escape_level): Ditto.
9963 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9964 (ssa_accessed_in_call_rhs): New
9965 (ssa_accessed_in_assign_rhs): New
9966 (record_access_alloc_site_info): Tuplify.
9967 (add_allocation_site): Ditto.
9968 (analyze_matrix_allocation_site): Ditto.
9969 (analyze_transpose): Ditto.
9970 (get_index_from_offset): Ditto.
9971 (update_type_size): Ditto.
9972 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9973 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9974 (analyze_accesses_for_phi_node): Tuplify.
9975 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9976 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9977 (analyze_matrix_accesses): Tuplify.
9978 (check_var_data): New call-back type for check_var_notmodified_p.
9979 (check_var_notmodified_p): Tuplify and use call-back struct to
9980 return statement found.
9981 (can_calculate_expr_before_stmt): Factor out statement related code
9983 (can_calculate_stmt_before_stmt): New.
9984 (check_allocation_function): Tuplify.
9985 (find_sites_in_func): Ditto.
9986 (record_all_accesses_in_func): Ditto.
9987 (transform_access_sites): Ditto.
9988 (transform_allocation_sites): Ditto.
9989 (matrix_reorg): Re-enable.
9990 (gate_matrix_reorg): Re-enable.
9992 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9994 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9995 for labels for which it hasn't been set yet. If it has been set,
9996 stop walking insns and continue with next worklist item.
9997 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9998 if the only BARRIER is at the very end of a function.
10000 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10002 * cfgexpand.c (expand_stack_alignment): Assert that
10003 stack_realign_drap and drap_rtx must match.
10005 * function.c (instantiate_new_reg): If DRAP is used to realign
10006 stack, replace virtual_incoming_args_rtx with internal arg
10009 2008-08-01 Richard Guenther <rguenther@suse.de>
10011 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10012 loop information only if we initialized it.
10013 (execute_pre): Call fini_pre with in_fre.
10014 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10015 if we do not unroll because we hit max-completely-peeled-insns.
10016 Use our estimation for consistency, do allow shrinking.
10018 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10020 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10021 with MIN_STACK_BOUNDARY.
10022 (ix86_update_stack_boundary): Likewise.
10023 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10026 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10027 (MIN_STACK_BOUNDARY): This.
10029 2008-08-01 Richard Guenther <rguenther@suse.de>
10031 PR middle-end/36997
10032 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10034 2008-08-01 Richard Guenther <rguenther@suse.de>
10036 PR tree-optimization/36988
10037 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10038 do not matter if that doesn't change volatile qualification.
10040 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10042 * configure.ac: Do not generate libada-mk. Do not subst
10043 host_cc_for_libada.
10044 * libada-mk.in: Remove.
10045 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10046 * configure: Regenerate.
10048 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10050 * tree-pass.h: Added comment about not dumping passes with name
10051 starting with star in struct opt_pass.
10052 * passes.c (register_dump_files_1): Don't do dump for a pass with
10053 name starting with star.
10054 * doc/passes.texi (Pass manager): Mention pass names and special
10055 meaning of star prefix to avoid dump.
10057 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10059 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10061 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10062 (ISA_MIPS64R2): New macro.
10063 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10064 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10065 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10066 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10067 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10068 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10069 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10070 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10071 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10072 Move up to keep list alphabetically sorted.
10073 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10074 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10076 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10077 (-march=@var{arch}): Add mips64r2.
10079 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10081 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10083 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10085 * expr.c (expand_assignment): Check for complete type.
10087 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10090 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10092 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10093 for stack alignment.
10095 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10097 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10099 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10100 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10102 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10104 PR rtl-optimization/36419
10105 * dwarf2out.c (barrier_args_size): New variable.
10106 (compute_barrier_args_size, compute_barrier_args_size_1): New
10108 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10109 if not called yet in the current function, use barrier_args_size
10110 array to find the new args_size value.
10111 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10113 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10116 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10119 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10122 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10123 (dwarf2out_stack_adjust): Use it.
10124 (dwarf2out_frame_debug_expr): Likewise.
10126 2008-07-31 Richard Guenther <rguenther@suse.de>
10128 PR tree-optimization/36978
10129 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10130 the generated condition.
10132 2008-07-31 Richard Guenther <rguenther@suse.de>
10134 * passes.c (init_optimization_passes): Always call
10135 pass_early_warn_uninitialized.
10136 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10137 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10138 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10140 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10143 * builtins.c (maybe_emit_free_warning): New function.
10144 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10145 maybe_emit_free_warning for BUILT_IN_FREE.
10148 * dwarf2out.c (get_context_die): New function.
10149 (force_decl_die, force_type_die): Use it.
10150 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10151 returns NULL, force generation of DW_TAG_typedef and put that into
10154 PR preprocessor/36649
10155 * c-pch.c (c_common_read_pch): Save and restore
10156 line_table->trace_includes across PCH restore.
10158 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10161 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10163 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10166 * final.c (call_from_call_insn): Handle COND_EXEC.
10168 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10170 * builtins.c (std_gimplify_va_arg_expr): Replace
10171 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10172 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10174 2008-07-30 Joey Ye <joey.ye@intel.com>
10175 H.J. Lu <hongjiu.lu@intel.com>
10177 * builtins.c (expand_builtin_setjmp_receiver): Replace
10178 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10179 (expand_builtin_apply_args_1): Likewise.
10180 (expand_builtin_longjmp): Need DRAP for stack alignment.
10181 (expand_builtin_apply): Likewise.
10183 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10184 instead of assign_stack_local to allow alignment reduction.
10186 * calls.c (emit_call_1): Need DRAP for stack alignment if
10188 (expand_call): Replace virtual_incoming_args_rtx with
10189 crtl->args.internal_arg_pointer.
10190 * stmt.c (expand_nl_goto_receiver): Likewise.
10192 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10193 alignment and store to stack_alignment_estimated and
10194 max_used_stack_slot_alignment.
10195 (expand_one_var): Likewise.
10196 (expand_stack_alignment): New function.
10197 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10198 and stack_alignment_estimated fields in rtl_data. Call
10199 expand_stack_alignment at end.
10201 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10202 (MAX_STACK_ALIGNMENT): Likewise.
10203 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10204 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10206 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10207 stack alignment when generating virtual registers.
10209 * function.c (assign_stack_local): Renamed to ...
10210 (assign_stack_local_1): This. Add a parameter to indicate
10211 if it is OK to reduce alignment.
10212 (assign_stack_local): Use it.
10213 (instantiate_new_reg): Instantiate virtual incoming args rtx
10214 to vDRAP if stack realignment and DRAP is needed.
10215 (assign_parms): Collect parameter/return type alignment and
10216 contribute to stack_alignment_estimated.
10217 (locate_and_pad_parm): Likewise.
10218 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10219 with crtl->args.internal_arg_pointer.
10221 * function.h (rtl_data): Add new field drap_reg,
10222 max_used_stack_slot_alignment, stack_alignment_estimated,
10223 stack_realign_needed, need_drap, stack_realign_processed and
10224 stack_realign_finalized.
10225 (stack_realign_fp): New macro.
10226 (stack_realign_drap): Likewise.
10228 * global.c (compute_regsets): Frame pointer is needed when
10229 stack is realigned. Can eliminate frame pointer when stack is
10230 realigned and dynamic realigned argument pointer isn't used.
10232 * reload1.c (update_eliminables): Frame pointer is needed
10233 when stack is realigned.
10234 (init_elim_table): Can eliminate frame pointer when stack is
10235 realigned and dynamic realigned argument pointer isn't used.
10237 * rtl.h (assign_stack_local_1): Declare new funtion.
10239 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10240 (TARGET_GET_DRAP_RTX): Likewise.
10241 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10242 TARGET_GET_DRAP_RTX.
10244 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10246 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10247 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10249 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10250 H.J. Lu <hongjiu.lu@intel.com>
10252 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10253 vdrap_reg, stack_realign and drap_reg_saved.
10254 (add_cfi): Don't allow redefining CFA when DRAP is used.
10255 (reg_save): Handle stack alignment.
10256 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10257 alignment. Don't generate DWARF information for (set fp sp)
10259 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10261 (int_loc_descriptor): Move prototype forward. Also define if
10262 DWARF2_UNWIND_INFO is true.
10263 (output_cfa_loc): Handle DW_CFA_expression.
10264 (build_cfa_aligned_loc): New.
10265 (based_loc_descr): Update assert for stack realign. For local
10266 variables, use sp+offset when stack is aligned without drap and
10267 fp+offset when stack is aligned with drap. For arguments, use
10268 cfa+offset when drap is used to align stack.
10270 2008-07-30 Joey Ye <joey.ye@intel.com>
10271 H.J. Lu <hongjiu.lu@intel.com>
10273 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10275 (ix86_gen_andsp): New.
10276 (ix86_user_incoming_stack_boundary): Likewise.
10277 (ix86_default_incoming_stack_boundary): Likewise.
10278 (ix86_incoming_stack_boundary): Likewise.
10279 (ix86_can_eliminate): Likewise.
10280 (find_drap_reg): Likewise.
10281 (ix86_update_stack_boundary): Likewise.
10282 (ix86_get_drap_rtx): Likewise.
10283 (ix86_finalize_stack_realign_flags): Likewise.
10284 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10285 (TARGET_GET_DRAP_RTX): Likewise.
10286 (override_options): Overide option value for new options.
10287 (ix86_function_ok_for_sibcall): Remove check for
10288 force_align_arg_pointer.
10289 (ix86_handle_cconv_attribute): Likewise.
10290 (ix86_function_regparm): Likewise.
10291 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10292 (ix86_va_start): Replace virtual_incoming_args_rtx with
10293 crtl->args.internal_arg_pointer.
10294 (ix86_select_alt_pic_regnum): Check DRAP register.
10295 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10296 (ix86_compute_frame_layout): Compute frame layout wrt stack
10298 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10299 (ix86_expand_prologue): Decide if stack realignment is needed
10300 and generate prologue code accordingly.
10301 (ix86_expand_epilogue): Generate epilogue code wrt stack
10302 realignment is really needed or not.
10304 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10305 (ABI_STACK_BOUNDARY): Likewise.
10306 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10307 (STACK_REALIGN_DEFAULT): Likewise.
10308 (INCOMING_STACK_BOUNDARY): Likewise.
10309 (MAX_STACK_ALIGNMENT): Likewise.
10310 (ix86_incoming_stack_boundary): Likewise.
10311 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10312 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10313 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10314 (machine_function): Remove force_align_arg_pointer.
10316 * config/i386/i386.md (BX_REG): New.
10317 (R13_REG): Likewise.
10319 * config/i386/i386.opt (mforce_drap): New.
10320 (mincoming-stack-boundary): Likewise.
10321 (mstackrealign): Add Init(-1).
10323 * config/i386/i386-protos.h (ix86_can_eliminate): New
10325 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10327 * doc/extend.texi: Update force_align_arg_pointer.
10329 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10332 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10333 (INCOMING_STACK_BOUNDARY): Likewise.
10334 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10335 (TARGET_GET_DRAP_RTX): Likewise.
10337 2008-07-30 Andreas Schwab <schwab@suse.de>
10339 PR rtl-optimization/36929
10340 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10341 add_insn_before and fix argument order.
10342 (replace_inc_dec_mem): Handle NULL rtx.
10344 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10346 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10348 (arm_compute_initial_elimination_offset): Use it.
10349 (arm_compute_save_reg_mask): Include static chain save slot when
10350 calculating alignment.
10351 (arm_get_frame_offsets): Ditto.
10352 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10353 that we can use to decrement the stack when the stack decrement
10354 could be too big for an immediate value in a single insn.
10355 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10357 2008-07-30 Richard Guenther <rguenther@suse.de>
10359 PR tree-optimization/36967
10360 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10361 Release defs of statements we remove.
10363 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10365 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10366 instead of NULL_RTVEC.
10368 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10372 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10375 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10377 * final.c (call_from_call_insn): New.
10378 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10380 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10382 * configure.ac: Substitute ADA_CFLAGS.
10383 * configure: Regenerate.
10384 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10385 * Makefile.in: Remove mention of X_* variables.
10386 * config/pa/x-ada-hpux10: Remove.
10387 * config/pa/x-ada: Remove.
10389 * doc/fragments.texi: Update.
10391 2008-07-30 Olivier Hainque <hainque@adacore.com>
10393 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10394 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10395 __dso_handle explicitly here.
10397 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10400 * c-typeck.c (build_binary_op): Encapsulate code into...
10401 * c-common.c (shorten_binary_op): ...this new function.
10402 (conversion_warning): Use the new function. Handle non-negative
10403 constant in bitwise-and.
10404 * c-common.h (shorten_binary_op): Declare.
10406 2008-07-30 Olivier Hainque <hainque@adacore.com>
10408 * scan.c (make_sstring_space): Add explicit conversions of
10409 allocator's return value.
10410 * fix-header.c (recognized_function): Likewise.
10412 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10414 * doc/cpp.texi: Update to GFDL 1.2.
10415 * doc/gcc.texi: Do not list GPL as Invariant Section.
10416 * doc/gccint.texi: Likewise. Update copyright years.
10417 * doc/install.texi: Update copyright years.
10419 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10422 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10423 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10425 2008-07-29 Jan Hubicka <jh@suse.cz>
10427 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10428 (grokdeclarator): Likewise.
10429 * langhooks.c (lhd_warn_unused_global_decl): Use
10430 DECL_DECLARED_INLINE_P.
10431 * print-tree.c (print_node): Remove DECL_INLINE check.
10433 2008-07-29 Richard Guenther <rguenther@suse.de>
10435 PR tree-optimization/36945
10436 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10437 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10438 Record invariant addresses un-decomposed.
10439 (copy_reference_ops_from_call): Record reference call
10440 arguments properly. Simplify.
10441 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10442 helper split out from ...
10443 (create_component_ref_by_pieces): ... here. Simplify.
10444 Prepare for recursive invocation for call arguments.
10445 (create_expression_by_pieces): Adjust call to
10446 create_component_ref_by_pieces.
10447 (compute_avail): Process operand 2 of reference ops.
10449 2008-07-29 Richard Guenther <rguenther@suse.de>
10451 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10453 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10455 * c-format.c (check_format_types): Revert unwanted checkin.
10457 2008-07-29 Jan Hubicka <jh@suse.cz>
10459 * flags.h (flag_really_no_inline): Remove.
10460 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10461 * toplev.c (flag_really_no_inline): Remove.
10462 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10463 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10464 (cgraph_decide_inlining_incrementally): Likewise.
10465 (compute_inline_parameters): Likewise.
10466 * opts.c (decode_options): Simplify.
10467 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10468 * common.opt (finline): Initialize to 1.
10469 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10471 2008-07-29 Jan Hubicka <jh@suse.cz>
10473 * predict.c (always_optimize_for_size_p): New function.
10474 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10475 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10476 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10478 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10479 * function.c (prepare_function_start): Set default profile.
10480 * function.h (rtl_data): Add maybe_hot_insn_p.
10481 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10482 (construct_exit_block): Likewise.
10483 (tree_expand_cfg): Likewise.
10485 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10486 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10487 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10488 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10491 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10494 * c-decl.c (merge_decls): Merge USED flags.
10496 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10498 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10499 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10500 next_stack, lab_false and lab_over trees.
10502 2008-07-28 Richard Guenther <rguenther@suse.de>
10504 PR tree-optimization/36957
10505 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10506 (useless_type_conversion_p): Remove.
10507 (types_compatible_p): Remove.
10508 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10509 (useless_type_conversion_p): Declare.
10510 (types_compatible_p): Declare.
10511 (gimple_expr_type): Return the base type only if it is
10512 trivially convertible to the subtype.
10514 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10516 * configure.ac: Use the m4_do macro to concatenate the warnings into
10517 one string in ACX_PROG_CC_WARNING_OPTS,
10518 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10519 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10520 * configure: Regenerate.
10522 2008-07-28 Richard Guenther <rguenther@suse.de>
10524 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10525 (insert_fake_stores): Remove.
10526 (realify_fake_stores): Likewise.
10527 (execute_pre): Remove dead code.
10528 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10529 (find_func_aliases): Deal with it here instead.
10530 Re-enable gcc_unreachable call.
10532 2008-07-28 Richard Guenther <rguenther@suse.de>
10534 Merge from gimple-tuples-branch.
10536 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10537 * gimple.def: New file.
10538 * gsstruct.def: Likewise.
10539 * gimple-iterator.c: Likewise.
10540 * gimple-pretty-print.c: Likewise.
10541 * tree-gimple.c: Removed. Merged into ...
10542 * gimple.c: ... here. New file.
10543 * tree-gimple.h: Removed. Merged into ...
10544 * gimple.h: ... here. New file.
10546 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10547 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10548 --enable-checking=gimple flag.
10549 * config.in: Likewise.
10550 * configure: Regenerated.
10552 * tree-ssa-operands.h: Tuplified.
10553 * tree-vrp.c: Likewise.
10554 * tree-loop-linear.c: Likewise.
10555 * tree-into-ssa.c: Likewise.
10556 * tree-ssa-loop-im.c: Likewise.
10557 * tree-dump.c: Likewise.
10558 * tree-complex.c: Likewise.
10559 * cgraphbuild.c: Likewise.
10560 * tree-ssa-threadupdate.c: Likewise.
10561 * tree-ssa-loop-niter.c: Likewise.
10562 * tree-pretty-print.c: Likewise.
10563 * tracer.c: Likewise.
10564 * gengtype.c: Likewise.
10565 * tree-loop-distribution.c: Likewise.
10566 * tree-ssa-loop-unswitch.c: Likewise.
10567 * cgraph.c: Likewise.
10568 * cgraph.h: Likewise.
10569 * tree-ssa-loop-manip.c: Likewise.
10570 * value-prof.c: Likewise.
10571 * tree-ssa-loop-ch.c: Likewise.
10572 * tree-tailcall.c: Likewise.
10573 * value-prof.h: Likewise.
10574 * tree.c: Likewise.
10575 * tree.h: Likewise.
10576 * tree-pass.h: Likewise.
10577 * ipa-cp.c: Likewise.
10578 * tree-scalar-evolution.c: Likewise.
10579 * tree-scalar-evolution.h: Likewise.
10580 * target.h: Likewise.
10581 * lambda-mat.c: Likewise.
10582 * tree-phinodes.c: Likewise.
10583 * diagnostic.h: Likewise.
10584 * builtins.c: Likewise.
10585 * tree-ssa-alias-warnings.c: Likewise.
10586 * cfghooks.c: Likewise.
10587 * fold-const.c: Likewise.
10588 * cfghooks.h: Likewise.
10589 * omp-low.c: Likewise.
10590 * tree-ssa-dse.c: Likewise.
10591 * ipa-reference.c: Likewise.
10592 * tree-ssa-uncprop.c: Likewise.
10593 * toplev.c: Likewise.
10594 * tree-gimple.c: Likewise.
10595 * tree-gimple.h: Likewise.
10596 * tree-chrec.c: Likewise.
10597 * tree-chrec.h: Likewise.
10598 * tree-ssa-sccvn.c: Likewise.
10599 * tree-ssa-sccvn.h: Likewise.
10600 * cgraphunit.c: Likewise.
10601 * tree-ssa-copyrename.c: Likewise.
10602 * tree-ssa-ccp.c: Likewise.
10603 * tree-ssa-loop-ivopts.c: Likewise.
10604 * tree-nomudflap.c: Likewise.
10605 * tree-call-cdce.c: Likewise.
10606 * ipa-pure-const.c: Likewise.
10607 * c-format.c: Likewise.
10608 * tree-stdarg.c: Likewise.
10609 * tree-ssa-math-opts.c: Likewise.
10610 * tree-ssa-dom.c: Likewise.
10611 * tree-nrv.c: Likewise.
10612 * tree-ssa-propagate.c: Likewise.
10613 * ipa-utils.c: Likewise.
10614 * tree-ssa-propagate.h: Likewise.
10615 * tree-ssa-alias.c: Likewise.
10616 * gimple-low.c: Likewise.
10617 * tree-ssa-sink.c: Likewise.
10618 * ipa-inline.c: Likewise.
10619 * c-semantics.c: Likewise.
10620 * dwarf2out.c: Likewise.
10621 * expr.c: Likewise.
10622 * tree-ssa-loop-ivcanon.c: Likewise.
10623 * predict.c: Likewise.
10624 * tree-ssa-loop.c: Likewise.
10625 * tree-parloops.c: Likewise.
10626 * tree-ssa-address.c: Likewise.
10627 * tree-ssa-ifcombine.c: Likewise.
10628 * matrix-reorg.c: Likewise.
10629 * c-decl.c: Likewise.
10630 * tree-eh.c: Likewise.
10631 * c-pretty-print.c: Likewise.
10632 * lambda-trans.c: Likewise.
10633 * function.c: Likewise.
10634 * langhooks.c: Likewise.
10635 * ebitmap.h: Likewise.
10636 * tree-vectorizer.c: Likewise.
10637 * function.h: Likewise.
10638 * langhooks.h: Likewise.
10639 * tree-vectorizer.h: Likewise.
10640 * ipa-type-escape.c: Likewise.
10641 * ipa-type-escape.h: Likewise.
10642 * domwalk.c: Likewise.
10643 * tree-if-conv.c: Likewise.
10644 * profile.c: Likewise.
10645 * domwalk.h: Likewise.
10646 * tree-data-ref.c: Likewise.
10647 * tree-data-ref.h: Likewise.
10648 * tree-flow-inline.h: Likewise.
10649 * tree-affine.c: Likewise.
10650 * tree-vect-analyze.c: Likewise.
10651 * c-typeck.c: Likewise.
10652 * gimplify.c: Likewise.
10653 * coretypes.h: Likewise.
10654 * tree-ssa-phiopt.c: Likewise.
10655 * calls.c: Likewise.
10656 * tree-ssa-coalesce.c: Likewise.
10657 * tree.def: Likewise.
10658 * tree-dfa.c: Likewise.
10659 * except.c: Likewise.
10660 * except.h: Likewise.
10661 * cfgexpand.c: Likewise.
10662 * tree-cfgcleanup.c: Likewise.
10663 * tree-ssa-pre.c: Likewise.
10664 * tree-ssa-live.c: Likewise.
10665 * tree-sra.c: Likewise.
10666 * tree-ssa-live.h: Likewise.
10667 * tree-predcom.c: Likewise.
10668 * lambda.h: Likewise.
10669 * tree-mudflap.c: Likewise.
10670 * ipa-prop.c: Likewise.
10671 * print-tree.c: Likewise.
10672 * tree-ssa-copy.c: Likewise.
10673 * ipa-prop.h: Likewise.
10674 * tree-ssa-forwprop.c: Likewise.
10675 * ggc-page.c: Likewise.
10676 * c-omp.c: Likewise.
10677 * tree-ssa-dce.c: Likewise.
10678 * tree-vect-patterns.c: Likewise.
10679 * tree-ssa-ter.c: Likewise.
10680 * tree-nested.c: Likewise.
10681 * tree-ssa.c: Likewise.
10682 * lambda-code.c: Likewise.
10683 * tree-ssa-loop-prefetch.c: Likewise.
10684 * tree-inline.c: Likewise.
10685 * tree-inline.h: Likewise.
10686 * tree-iterator.c: Likewise.
10687 * tree-optimize.c: Likewise.
10688 * tree-ssa-phiprop.c: Likewise.
10689 * tree-vect-transform.c: Likewise.
10690 * tree-object-size.c: Likewise.
10691 * tree-outof-ssa.c: Likewise.
10692 * cfgloop.c: Likewise.
10693 * system.h: Likewise.
10694 * tree-profile.c: Likewise.
10695 * cfgloop.h: Likewise.
10696 * c-gimplify.c: Likewise.
10697 * c-common.c: Likewise.
10698 * tree-vect-generic.c: Likewise.
10699 * tree-flow.h: Likewise.
10700 * c-common.h: Likewise.
10701 * basic-block.h: Likewise.
10702 * tree-ssa-structalias.c: Likewise.
10703 * tree-switch-conversion.c: Likewise.
10704 * tree-ssa-structalias.h: Likewise.
10705 * tree-cfg.c: Likewise.
10706 * passes.c: Likewise.
10707 * ipa-struct-reorg.c: Likewise.
10708 * ipa-struct-reorg.h: Likewise.
10709 * tree-ssa-reassoc.c: Likewise.
10710 * cfgrtl.c: Likewise.
10711 * varpool.c: Likewise.
10712 * stmt.c: Likewise.
10713 * tree-ssanames.c: Likewise.
10714 * tree-ssa-threadedge.c: Likewise.
10715 * langhooks-def.h: Likewise.
10716 * tree-ssa-operands.c: Likewise.
10717 * config/alpha/alpha.c: Likewise.
10718 * config/frv/frv.c: Likewise.
10719 * config/s390/s390.c: Likewise.
10720 * config/m32c/m32c.c: Likewise.
10721 * config/m32c/m32c-protos.h: Likewise.
10722 * config/spu/spu.c: Likewise.
10723 * config/sparc/sparc.c: Likewise.
10724 * config/i386/i386.c: Likewise.
10725 * config/sh/sh.c: Likewise.
10726 * config/xtensa/xtensa.c: Likewise.
10727 * config/stormy16/stormy16.c: Likewise.
10728 * config/ia64/ia64.c: Likewise.
10729 * config/rs6000/rs6000.c: Likewise.
10730 * config/pa/pa.c: Likewise.
10731 * config/mips/mips.c: Likewise.
10733 2008-07-28 Simon Baldwin <simonb@google.com>
10735 * c-pragma.c (handle_pragma_message): New function.
10736 (init_pragma): Register handle_pragma_message.
10737 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10740 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10742 PR tree-optimization/35252
10743 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10744 REALPART_EXPR to be considered as same load operation.
10746 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10748 PR tree-optimization/36830
10749 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10750 (expressions_equal_p): Return false if only one operand is null.
10752 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10754 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10755 version requirements.
10757 2008-07-26 Olivier Hainque <hainque@adacore.com>
10759 * collect2.c (symkind): New enum. Symbol kinds we care about.
10760 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10761 code and head comment accordingly.
10762 (scan_prog_file): Use symkind names instead of bare integers.
10764 2008-07-25 Jan Hubicka <jh@suse.cz>
10766 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10768 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10769 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10770 * dojump.c (clear_pending_stack_adjust): Likewise.
10771 * print-tree.c (print_node): Ignore DECL_INLINE.
10772 * tree-inline.c (inlinable_function_p): Likewise.
10774 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10776 * doc/extend.texi (hot attribute): Document that the hot attribute
10777 turns on -O3 for some ports.
10778 (cold attribute): Document that the cold attribute turns on -Os
10781 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10782 reflect function specific option support.
10784 * target.h (struct target_option_hooks): Add fields to say whether
10785 the cold attribute implies -Os and the hot attribute implies -O3.
10787 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10788 By default, do not turn on -Os for cold functions.
10789 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10790 not turn on -O3 for hot functions.
10792 * c-common.c (handle_hot_attribute): Use target hook to determine
10793 if hot functions should enable -O3.
10794 (handle_cold_attribute): Use target hook to determine if cold
10795 functions should enable -Os.
10797 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10798 (override_options): Move disable scheduling to
10799 optimization_options.
10800 (optimization_options): Disable scheduling here, not
10802 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10803 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10805 * config/ia64/ia64.c (ia64_override_options): Move setting
10806 scheduling flags to ia64_optimization_options.
10807 (ia64_optimization_options): Disable scheduling options here, and
10808 not in ia64_override_options.
10809 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10810 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10812 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10815 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10817 2008-07-25 Martin Jambor <mjambor@suse.cz>
10819 PR tree-optimization/36926
10820 * ipa-prop.c (ipa_analyze_call_uses): Call
10821 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10823 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10825 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10826 movv2si_internal): Add mem = reg alternative.
10828 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10831 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10832 DEFAULT_PCC_STRUCT_RETURN to 127.
10834 2008-07-24 Jan Hubicka <jh@suse.cz>
10836 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10837 (build_cgraph_edges): Likewise.
10838 * cgraph.c (cgraph_node): Do not update assembler hash.
10839 (cgraph_remove_node): Drop non-unit-at-a-time code.
10840 * tree-pass.h (pass_O0_always_inline): Remove.
10841 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10842 * toplev.c (process_options): Flag unit-at-a-time does not imply
10843 no section anchors.
10844 * cgraphunit.c: Update comments.
10845 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10846 (cgraph_assemble_pending_functions): Remove.
10847 (cgraph_reset_node): Drop non-unit-at-a-time code.
10848 (cgraph_finalize_function): Likewise.
10849 (cgraph_analyze_function): Likewise.
10850 (cgraph_finalize_compilation_unit): Likewise.
10851 (cgraph_expand_function): Likewise.
10852 (cgraph_optimize): Likesise.
10853 (save_inline_function_body): Likewise.
10854 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10855 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10856 * ipa-inline.c: Update comments.
10857 (enum inlining_mode): remove INLINE_SPEED.
10858 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10859 (cgraph_mark_inline_edge): Likewise.
10860 (try_inline): Likewise.
10861 (cgraph_decide_inlining_incrementally): Likewise.
10862 (cgraph_gate_inlining): Remove.
10863 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10864 (cgraph_gate_early_inlining): Likewise.
10865 (gate_inline_passes): Remove.
10866 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10867 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10868 pass_O0_always_inline): Remove.
10869 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10870 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10871 * opts.c (no_unit_at_a_time_default): Remove.
10872 (decode_options): Remove flag_unit_at_a_time reset and warning.
10873 * opts.h (no_unit_at_a_time_default): Remove.
10874 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10875 early in GNU dialect.
10876 (merge_decls): Update comment; drop unit-at-a-time check.
10877 (finish_decl): Likewise.
10878 (grok_declaration): Remove flag_inline_trees code.
10879 (finish_functions): Return on function returning non-void on all
10881 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10882 * cfgexpand.c (expand_one_static_var): Remove.
10883 (expand_one_var): Remove expand_one_static_var call.
10884 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10885 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10886 and flag_unit_at_a-time compatibility checks.
10887 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10888 * tree-inline.c (flag_inline_trees): Remove.
10889 (inlinable_function_p): Don't check it.
10890 (expand_call_inline): Remove non-unit-at-a-time code.
10891 * tree-inline.h (flag_inline_trees): Remove.
10892 * tree-optimize.c (execute_early_local_optimizations): Remove
10893 unit-at-a-time checks.
10894 (tree_rest_of_compilation): Likewise.
10895 * combine.c (setup_incoming_promotions): Likewise.
10896 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10897 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10898 * passes.c (pass_inline_parameters): Update comments; remove
10899 O0_alwaysinline pass.
10900 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10901 (execute_one_pass): Likewise.
10902 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10903 (ix86_function_sseregparm): Likewise.
10904 * arm.c (arm_function_in_section_p): Likewise.
10905 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10906 * varpool.c: Update comments.
10907 (decide_is_variable_needed): Remove unit-at-a-time checks.
10908 (varpool_finalize_decl): Likewise.
10910 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10912 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10913 to 2 instead of -1.
10914 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10916 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10918 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10919 imp symbol extension.
10921 2008-07-23 Ian Lance Taylor <iant@google.com>
10923 * tree-vrp.c (infer_value_range): Ignore asm statements when
10924 looking for memory accesses for -fdelete-null-pointer-checks.
10926 2008-07-24 Ben Elliston <bje@au.ibm.com>
10928 * config/spu/spu-c.c (__vector_keyword): New variable.
10929 (vector_keyword): Likewise.
10930 (spu_categorize_keyword): New function.
10931 (spu_macro_to_expand): Likewise.
10932 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10933 compiling an ISO C dialect.
10935 2008-07-24 Ben Elliston <bje@au.ibm.com>
10937 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10938 conventional usage.
10940 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10942 * configure: Regenerate.
10943 * configure.ac: Require texinfo 4.7.
10944 * doc/install.texi: Document texinfo 4.7 requirement.
10946 2008-07-23 Martin Jambor <mjambor@suse.cz>
10948 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10949 rather than for DECL_SAVED_TREE.
10950 * ipa-prop.c: Include diagnostic.h.
10951 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10953 (ipa_detect_param_modifications): Function rewritten from scratch.
10954 (ipa_compute_jump_functions): Changed accesses to modification flags.
10955 (ipa_free_node_params_substructures): Update flags destruction.
10956 (ipa_node_duplication_hook): Update flags duplication.
10957 (ipa_print_all_params_modified): Updated flag access.
10958 * ipa-prop.h (struct ipa_param_flags): New structure.
10959 (struct ipa_node_params): New field modification_analysis_done,
10960 modified_flags changed into param_flags.
10961 (ipa_is_ith_param_modified): Changed to use new flags.
10962 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10964 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10965 ipa-cp.c and split into two functions.
10966 (ipa_print_node_jump_functions): New function.
10967 (compute_scalar_jump_functions): New function.
10968 (type_like_member_ptr_p): New function.
10969 (compute_pass_through_member_ptrs): New function.
10970 (fill_member_ptr_cst_jump_function): New function.
10971 (determine_cst_member_ptr): New function.
10972 (compute_cst_member_ptr_arguments): New function.
10973 (ipa_compute_jump_functions): Complete rewrite.
10974 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10975 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10976 (struct ipa_member_ptr_cst): New structure.
10977 (union jump_func_value): New field member_cst.
10978 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10979 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10980 jump function types.
10981 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10982 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10983 instead of ipcp_print_all_jump_functions.
10984 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10985 only for replacable scalars.
10987 * doc/invoke.texi (Optimize options): Add description of
10988 -findirect-inlining.
10989 * common.opt (flag_indirect_inlining): New flag.
10990 * opts.c (decode_options): Set flag_indirect_inlining when
10993 * ipa-inline.c: Include ipa-prop.h.
10994 (inline_indirect_intraprocedural_analysis): New function.
10995 (inline_generate_summary): Allocate parameter and argument info
10996 structures, call inline_indirect_intraprocedural_analysis on each
10997 node when doing indirect inlining and deallocate indirect inlining
10998 data structures in the end.
10999 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11000 (free_all_ipa_structures_after_iinln): New function.
11001 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11003 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11005 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11006 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11007 of computing the frequency separately.
11008 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11009 of computing the frequency separately.
11010 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11011 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11012 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11013 (ipa_get_stmt_member_ptr_load_param): New function.
11014 (ipa_is_ssa_with_stmt_def): New function.
11015 (ipa_note_param_call): New function.
11016 (ipa_analyze_call_uses): New function.
11017 (ipa_analyze_stmt_uses): New function.
11018 (ipa_analyze_params_uses): New function.
11019 (ipa_free_node_params_substructures): Also free the param_calls linked
11021 (ipa_node_duplication_hook): Also duplicate the param_calls
11023 (ipa_print_node_param_flags): New function.
11024 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11025 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11026 * ipa-prop.h (struct ipa_param_flags): New field called.
11027 (struct ipa_param_call_note): New structure.
11028 (struct ipa_node_params): New fields param_calls and
11029 uses_analysis_done.
11030 (ipa_is_ith_param_called): New function.
11031 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11032 ipa_analyze_params_uses and dump parameter flags.
11034 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11035 ipa_propagate_indirect_call_infos if performing indirect inlining,
11036 pass a new parameter new_edges to it.
11037 (add_new_edges_to_heap): New fucntion.
11038 (cgraph_decide_inlining_of_small_functions): New vector
11039 new_indirect_edges for newly found indirect edges , call
11040 ipa_propagate_indirect_call_infos after inlining.
11041 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11042 inlining if performing indirect inlining. Call
11043 free_all_ipa_structures_after_iinln when doing so too.
11044 (inline_generate_summary): Do not call
11045 free_all_ipa_structures_after_iinln here.
11046 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11047 (print_edge_addition_message): New function.
11048 (update_call_notes_after_inlining): New function.
11049 (propagate_info_to_inlined_callees): New function.
11050 (ipa_propagate_indirect_call_infos): New function.
11051 * ipa-prop.h: Include cgraph.h
11052 (struct ipa_param_call_note): Fields reordered, new field processed.
11053 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11054 flag indirect_call.
11055 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11056 rediscovered call statements.
11057 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11058 (dump_cgraph_node): Dump also the indirect_call flag.
11059 (cgraph_clone_edge): Copy also the indirect_call flag.
11060 * tree-inline.c (copy_bb): Do not check for fndecls from call
11061 expressions, check for edge availability when moving clones.
11062 (get_indirect_callee_fndecl): New function.
11063 (expand_call_inline): If callee declaration is not apprent from
11064 the statement, try calling get_indirect_callee_fndecl. Do not
11065 issue warnings or call sorry when not inlinings an indirect edge.
11066 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11068 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11069 bit more frandly to matching.
11070 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11071 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11072 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11074 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11077 * opth-gen.awk: Suppress function specific features when building
11079 * optc-gen.awk: Ditto.
11081 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11084 * diagnostic.c (pedwarn): Add opt parameter.
11086 * c-tree.h (pedwarn_init): Add opt parameter.
11087 (pedwarn_c90): Likewise.
11088 (pedwarn_c99): Likewise.
11089 * c-errors.c (pedwarn_c99): Likewise.
11090 (pedwarn_c90): Likewise.
11091 * toplev.h (pedwarn): Update declaration.
11092 (pedwarn0): Declare.
11093 * c-lex.c: All calls to pedwarn changed.
11094 * builtins.c: All calls to pedwarn changed.
11095 * toplev.c: All calls to pedwarn changed.
11096 * c-decl.c: All calls to pedwarn changed.
11097 * c-typeck.c: All calls to pedwarn changed.
11098 * c-common.c: All calls to pedwarn changed.
11099 * c-parser.c: All calls to pedwarn changed.
11101 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11102 Karthik Kumar <karthikkumar@gmail.com>
11104 * attribs.c (file scope): Include c-common.h.
11105 (decl_attributes): Add support for #pragma GCC optimize and
11106 #pragma GCC option.
11108 * targhooks.c (default_can_inline_p): New function that is the
11109 default for the TARGET_CAN_INLINE_P target hook.
11111 * targhooks.h (default_can_inline_p): Add declaration.
11113 * tree.c (cl_optimization_node): New static tree for building
11114 OPTIMIZATION_NODE tree.
11115 (cl_target_option_node): New static tree for building
11116 TARGET_OPTION_NODE tree.
11117 (cl_option_hash_table): New hash table for hashing
11118 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11119 (cl_option_hash_hash): New function to provide the hash value for
11120 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11121 (cl_option_hash_eq): New function to provide an equality test for
11122 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11123 (tree_code_size): Add support for OPTIMIZATION_NODE and
11124 TARGET_OPTION_NODE trees.
11125 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11126 TARGET_OPTION_NODE trees.
11127 (build_optimization_node): Build a tree that has all of the
11128 current optimization options.
11129 (build_target_option_node): Build a tree that has the target
11130 options that might be changed on a per function basis.
11132 * tree.h (file scope): Include options.h.
11133 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11134 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11135 (TREE_OPTIMIZATION): Ditto.
11136 (TREE_TARGET_SPECIFIC): Ditto.
11137 (struct tree_function_decl): Add fields for remembering the
11138 current optimization options and target specific options.
11139 (struct tree_optimization_option): New tree variant that remembers
11140 the optimization options.
11141 (struct tree_target_option): New tree variant that remembers the
11142 target specific flags that might change for compiling a particular
11144 (union tree_node): Include tree_optimization_option and
11145 tree_target_option fields.
11146 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11147 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11148 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11149 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11150 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11151 optimization and target options.
11152 (optimization_default_node): New macro to refer to global_trees
11154 (optimization_current_node): Ditto.
11155 (optimization_cold_node): Ditto.
11156 (optimization_hot_node): Ditto.
11157 (target_option_default_node): Ditto.
11158 (target_option_current_node): Ditto.
11159 (current_option_pragma): Ditto.
11160 (current_optimize_pragma): Ditto.
11162 * target.h (struct gcc_target): Add valid_option_attribute_p,
11163 target_option_save, target_option_restore, target_option_print,
11164 target_option_pragma_parse, and can_inline_p hooks.
11166 * toplev.h (parse_optimize_options): Add declaration.
11167 (fast_math_flags_struct_set_p): Ditto.
11169 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11170 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11173 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11174 tree_can_inline_p hook to see if one function can inline another.
11175 (cgraph_decide_inlining): Ditto.
11176 (cgraph_decide_inlining_incrementally): Ditto.
11178 * opts.c (decode_options): Add support for running multiple times
11179 to allow functions with different target or optimization options
11180 than was specified on the command line.
11181 (fast_math_flags_struct_set_p): New function that is similar to
11182 fast_math_flags_set_p, except it uses the values in the
11183 cl_optimization structure instead of global variables.
11185 * optc-gen.awk: Add support for TargetSave to allow a back end to
11186 declare new fields that need to be saved when using function
11187 specific options. Include flags.h and target.h in the options.c
11188 source. Add support for Save to indicate which options can be set
11189 for individual functions. Generate cl_optimize_save,
11190 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11191 cl_target_option_restore, cl_target_option_print functions to
11192 allow functions to use different optimization or target options.
11194 * opt-functions.awk (var_type_struct): Return the type used for
11195 storing the field in a structure.
11197 * opth-gen.awk: Add support for TargetSave to allow a back end to
11198 declare new fields that need to be saved when using function
11199 specific options. Add support for Save to indicate which options
11200 can be set for individual functions. Only generate one extern for
11201 Mask fields. Generate cl_optimization and cl_target_option
11202 structures to remember optimization and target options.
11204 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11205 collecting new tree nodes.
11206 (TS_TARGET_OPTION): Ditto.
11208 * c-decl.c (merge_decls): Merge function specific target and
11209 optimization options.
11211 * function.c (invoke_set_current_function_hook): If the function
11212 uses different optimization options, change the global variables
11215 * coretypes.h (struct cl_optimization): Add forward reference.
11216 (struct cl_target_option): Ditto.
11218 * c-pragma.c (option_stack): New static vector to remember the
11219 current #pragma GCC option stack.
11220 (handle_pragma_option): New function to support #pragma GCC option
11221 to change target options.
11222 (optimize_stack): New static vector to remember the current
11223 #pragma GCC optimize stack.
11224 (handle_pragma_optimize): New function to support #pragma GCC
11225 optimize to change optimization options.
11226 (init_pragma): Add support for #pragma GCC optimize and #pragma
11229 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11230 optimization options.
11231 (TARGET_OPTION_NODE): New tree code for remembering certain target
11234 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11235 TARGET_OPTION_NODE trees.
11237 * common.opt (-O): Add Optimization flag.
11239 (-fmath-errno): Ditto.
11240 (-falign-functions): Add UInteger flag to make sure flag gets full
11241 int in cl_optimization structure.
11242 (-falign-jumps): Ditto.
11243 (-falign-labels): Ditto.
11244 (-falign-loops): Ditto.
11245 (-fsched-stalled-insns): Ditto.
11246 (-fsched-stalled-insns-dep): Ditto.
11248 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11250 (TARGET_OPTION_SAVE): Ditto.
11251 (TARGET_OPTION_RESTORE): Ditto.
11252 (TARGET_OPTION_PRINT): Ditto.
11253 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11254 (TARGET_CAN_INLINE_P): Ditto.
11255 (TARGET_INITIALIZER): Add new hooks.
11257 * tree-inline.c (tree_can_inline_p): New function to determine
11258 whether one function can inline another. Check if the functions
11259 use compatible optimization options, and also call the backend
11262 * tree-inline.h (tree_can_inline_p): Add declaration.
11264 * c-common.c (c_common_attribute): Add support for option and
11265 optimize attributes.
11266 (handle_option_attribute): Add support for the option attribute to
11267 allow the user to specify different target options for compiling a
11269 (handle_optimize_attribute): Add support for the optimize
11270 attribute to allow the user to specify different optimization
11271 options for compiling a specific function.
11272 (handle_hot_attribute): Turn on -O3 optimization for this one
11273 function if it isn't the default optimization level.
11274 (handle_cold_attribute): Turn on -Os optimization for this one
11275 function if it insn't the default optimization.
11276 (const_char_p): New const char * typedef.
11277 (optimize_args): New static vector to remember the optimization
11279 (parse_optimize_options): New function to set up the optimization
11280 arguments from either the optimize attribute or #pragma GCC optimize.
11282 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11283 (builtin_define_std): Ditto.
11285 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11286 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11287 (x86_64-*-*): Ditto.
11289 * Makefile.in (TREE_H): Add options.h.
11290 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11292 * doc/extend.texi (option attribute): Document new attribute.
11293 (optimize attribute): Ditto.
11294 (hot attribute): Document hot attribute sets -O3.
11295 (cold attribute): Document cold attribute sets -Os.
11296 (#pragma GCC option): Document new pragma.
11297 (#pragma GCC optimize): Ditto.
11299 * doc/options.texi (TargetSave): Document TargetSave syntax.
11300 (UInteger): Document UInteger must be used for certain flags.
11301 (Save): Document Save option to create target specific options
11302 that can be saved/restored on a function specific context.
11304 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11305 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11307 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11308 (TARGET_OPTION_SAVE): Ditto.
11309 (TARGET_OPTION_RESTORE): Ditto.
11310 (TARGET_OPTION_PRINT): Ditto.
11311 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11312 (TARGET_CAN_INLINE_P): Ditto.
11314 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11316 (-mfpmath=both): Ditto.
11318 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11319 Karthik Kumar <karthikkumar@gmail.com>
11321 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11322 (TARGET_POPCNT): Ditto.
11323 (TARGET_SAHF): Ditto.
11324 (TARGET_AES): Ditto.
11325 (TARGET_PCLMUL): Ditto.
11326 (TARGET_CMPXCHG16B): Ditto.
11327 (TARGET_RECIP): Move switch into target_flags.
11328 (TARGET_FUSED_MADD): Ditto.
11329 (ix86_arch_features): Make an unsigned char type.
11330 (ix86_tune_features): Ditto.
11331 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11332 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11333 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11335 * config/i386/i386.opt (arch): New TargetSave field to define
11336 fields that need to be saved for function specific option support.
11339 (branch_cost): Ditto.
11340 (ix86_isa_flags_explicit): Ditto.
11341 (tune_defaulted): Ditto.
11342 (arch_specified): Ditto.
11343 (-m128-long-double): Add Save flag to save option for target
11344 specific option support.
11346 (-maccumulate-outgoing-args): Ditto.
11347 (-malign-double): Ditto.
11348 (-malign-stringops): Ditto.
11349 (-mfancy-math-387): Ditto.
11350 (-mhard-float): Ditto.
11351 (-mieee-fp): Ditto.
11352 (-minline-all-stringops): Ditto.
11353 (-minline-stringops-dynamically): Ditto.
11354 (-mms-bitfields): Ditto.
11355 (-mno-align-stringops): Ditto.
11356 (-mno-fancy-math-387): Ditto.
11357 (-mno-push-args): Ditto.
11358 (-mno-red-zone): Ditto.
11359 (-mpush-args): Ditto.
11360 (-mred-zone): Ditto.
11362 (-msseregparm): Ditto.
11363 (-mstack-arg-probe): Ditto.
11375 (-mno-sse4): Ditto.
11378 (-mrecip): Move flag into target_flags.
11380 (-mno-fused-madd): Ditto.
11381 (-mfused-madd): Ditto.
11382 (-mabm): Move flag into ix86_isa_flags.
11389 * config/i386/i386-c.c: New file for #pragma support.
11390 (ix86_target_macros_internal): New function to #define or #undef
11391 target macros based when the user uses the #pragma GCC option to
11392 change target options.
11393 (ix86_pragma_option_parse): New function to add #pragma GCC option
11395 (ix86_target_macros): Move defining the target macros here from
11396 TARGET_CPU_CPP_BUILTINS in i386.h.
11397 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11398 defined, initialize any subtarget #pragmas.
11400 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11401 REGISTER_TARGET_PRAGMAS.
11403 * config/i386/t-i386: New file for x86 dependencies.
11404 (i386.o): Make dependencies mirror the include files used.
11405 (i386-c.o): New file, add dependencies.
11407 * config/i386/i386-protos.h (override_options): Add bool argument.
11408 (ix86_valid_option_attribute_tree): Add declaration.
11409 (ix86_target_macros): Ditto.
11410 (ix86_register_macros): Ditto.
11412 * config/i386/i386.c (ix86_tune_features): Move initialization of
11413 the target masks to initial_ix86_tune_features to allow functions
11414 to have different target options. Make type unsigned char,
11415 instead of unsigned int.
11416 (initial_ix86_tune_features): New static vector to hold processor
11417 masks for the tune variables.
11418 (ix86_arch_features): Move initialization of the target masks to
11419 initial_ix86_arch_features to allow functions to have different
11420 target options. Make type unsigned char, instead of unsigned int.
11421 (initial_ix86_arch_features): New static vector to hold processor
11422 masks for the arch variables.
11423 (enum ix86_function_specific_strings): New enum to describe the
11424 string options used for attribute((option(...))).
11425 (ix86_target_string): New function to return a string that
11426 describes the target options.
11427 (ix86_debug_options): New function to print the current options in
11429 (ix86_function_specific_save): New function hook to save the
11430 function specific global variables in the cl_target_option structure.
11431 (ix86_function_specific_restore): New function hook to restore the
11432 function specific variables from the cl_target_option structure to
11433 the global variables.
11434 (ix86_function_specific_print): New function hook to print the
11435 target specific options in the cl_target_option structure.
11436 (ix86_valid_option_attribute_p): New function hook to validate
11437 attribute((option(...))) arguments.
11438 (ix86_valid_option_attribute_tree): New function that is common
11439 code between attribute((option(...))) and #pragma GCC option
11440 support that parses the options and returns a tree holding the options.
11441 (ix86_valid_option_attribute_inner_p): New helper function for
11442 ix86_valid_option_attribute_tree.
11443 (ix86_can_inline_p): New function hook to decide if one function
11444 can inline another on a target specific basis.
11445 (ix86_set_current_function); New function hook to switch target
11446 options if the user used attribute((option(...))) or #pragma GCC
11448 (ix86_tune_defaulted): Move to static file scope from
11450 (ix86_arch_specified): Ditto.
11451 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11453 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11454 (OPTION_MASK_ISA_ABM_SET): Ditto.
11455 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11456 (OPTION_MASK_ISA_CX16_SET): Ditto.
11457 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11458 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11459 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11460 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11461 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11462 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11463 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11464 (struct ptt): Move to static file scope from override_options.
11465 (processor_target_table): Ditto.
11466 (cpu_names): Ditto.
11467 (ix86_handle_option): Add support for options that are now isa options.
11468 (override_options): Add support for declaring functions that
11469 support different target options than were specified on the
11470 command line. Move struct ptt, processor_target_table, cpu_names,
11471 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11472 Add bool argument. Fix up error messages so the appropriate error
11473 is given for either command line or attribute.
11474 (ix86_previous_fndecl): New static to remember previous function
11475 declaration to see if we need to change target options.
11476 (ix86_builtins_isa): New array to record the ISA of each builtin
11478 (def_builtin): Always create the builtin function, even if the
11479 current ISA doesn't support it.
11480 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11481 tests for those builtins.
11482 (ix86_init_builtins): Remove TARGET_MMX test for calling
11483 ix86_init_mmx_sse_builtins.
11484 (ix86_expand_builtin): If the current ISA doesn't support a given
11485 builtin, signal an error.
11486 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11487 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11488 (TARGET_OPTION_SAVE): Ditto.
11489 (TARGET_OPTION_RESTORE): Ditto.
11490 (TARGET_OPTION_PRINT): Ditto.
11491 (TARGET_CAN_INLINE_P): Ditto.
11493 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11495 * c-typeck.c (build_external_ref): Don't call assemble_external.
11496 * final.c (output_operand): Call assemble_external.
11498 2008-07-21 DJ Delorie <dj@redhat.com>
11500 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11501 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11503 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11505 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11506 original insn and splitter contents into ...
11507 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11508 flag_unsafe_math_optimizations. Add dummy scratch register.
11509 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11510 !flag_unsafe_math_optimizations. Returns number with next
11511 highest magnitude if this is still less or equal to the true
11512 quotient in magnitude.
11514 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11516 * Makefile.in: Replace toplev.h with TOPLEV_H.
11517 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11518 * c-lex.c (fe_file_change): Don't set in_system_header.
11519 * c-parser.c (c_token): Remove in_system_header.
11520 (c_lex_one_token): Don't set in_system_header.
11521 (c_parser_set_source_position_from_token): Don't set in_system_header.
11522 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11525 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11526 * flags.h (in_system_header): Remove.
11527 * function.c (saved_in_system_header): Remove.
11528 (push_cfun): Don't set in_system_header.
11529 (pop_cfun): Don't set in_system_header.
11530 (push_struct_function): Don't set in_system_header.
11531 * input.h (expanded_location): Add sysp.
11532 (in_system_header_at): New.
11533 (in_system_header): New.
11534 * toplev.c (in_system_header): Remove.
11535 * toplev.h: Include input.h
11537 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11538 * tree-ssa.c (warn_uninit): Call warning_at.
11539 (warn_uninitialized_var): Update calls to warn_uninit.
11540 (warn_uninitialized_phi): Update calls to warn_uninit.
11541 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11542 (expand_location): Initialize xloc.sysp.
11543 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11544 (tree_decl_with_vis): Remove in_system_header_flag.
11546 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11549 * recog.c (asm_operand_ok): Change the order of the extra
11550 memory constraint checks.
11552 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11555 * tree-switch-conversion.c (build_one_array): Call
11556 varpool_mark_needed_node and varpool_finalize_decl
11557 instead of assemble_variable.
11559 2008-07-19 Jan Hubicka <jh@suse.cz>
11561 * cgraph.c (cgraph_add_new_function): Do early local passes.
11562 * tree-nrv.c (gate_pass_return_slot): New gate.
11563 (pass_nrv): Add the gate.
11564 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11566 (coalesce_ssa_name): Coalesce SSA names.
11567 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11568 not optimizing so unused user vars remains visible.
11569 * common.opt (flag_tree_ter): Always enable by default.
11570 * tree-ssa-ter.c: Include flags.h
11571 (is_replaceable_p): Check that locations match; when aliasing
11572 is missing be conservative about loads.
11573 * tree-optimize.c (gate_init_datastructures): Remove.
11574 (pass_init_datastructures): New.
11575 * passes.c: Reorder passes so we always go into SSA.
11577 2008-07-19 Jan Hubicka <jh@suse.cz>
11579 * doc/extend.texi (flatten attribute): Remove note about
11581 * doc/invoke.texi (--combine): Likewise.
11582 (-finline-functions-called-once): Update levels when enabled.
11583 (-funit-at-a-time): Document new behaviour.
11584 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11585 -fno-section-anchors when disabled explicitly.
11586 (inline params): They are not ignored now.
11587 (precompiled headers): Remove unit-at-a-time as being incompatible.
11588 * opts.c (decode_options): Handle unit-at-a-time as alias;
11589 imply -fno-section-anchors when toplevel reorder is disabled
11591 * common.opt (ftoplevel-reorder): Set default value to 2.
11592 (funit-at-a-time): Set default value to 1.
11593 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11596 2008-07-19 Jan Hubicka <jh@suse.cz>
11598 * builtins.c (expand_builtin_int_roundingfn,
11599 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11602 2008-07-19 Richard Guenther <rguenther@suse.de>
11605 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11606 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11607 * tree-ssa-pre.c (get_expr_value_id): For newly created
11608 constant value-ids make sure to add the expression to its
11611 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11613 PR middle-end/36877
11614 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11615 return value of the builtin is ignored.
11617 2008-07-19 Olivier Hainque <hainque@adacore.com>
11619 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11620 bits, a C conformant malloc implementation has to provide.
11621 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11623 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11627 * reload.c (find_reloads_subreg_address): Only reload address if
11628 reloaded == 0, not for reloaded != 1.
11631 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11632 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11633 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11634 m32c_legitimize_reload_address.
11636 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11637 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11638 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11640 2008-07-19 Olivier Hainque <hainque@adacore.com>
11642 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11643 argument, saying whether nested array are to be collapsed
11644 into a single array type DIE with multiple subscripts.
11645 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11646 issues, centralize the nested array types collapsing control and
11647 disable the transformation for Ada.
11649 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11652 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11654 (x86_64_shift_adj_2): New expander.
11655 (x86_64_shift_adj_3): Ditto.
11656 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11657 to split TImode operands.
11658 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11659 (ix86_split_lshr): Ditto.
11661 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11663 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11664 and __CHAR32_TYPE__.
11665 * c-typeck.c (digest_init): Support char16_t and char32_t.
11666 (set_nonincremental_init_from_string): Idem.
11668 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11670 PR middle-end/36859
11671 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11672 PREFERRED_STACK_BOUNDARY.
11673 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11675 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11677 PR middle-end/36858
11678 * function.c (locate_and_pad_parm): Cap boundary earlier.
11680 2008-07-17 Julian Brown <julian@codesourcery.com>
11682 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11683 no-op for targets which don't use DLLs.
11685 2008-07-17 Martin Jambor <mjambor@suse.cz>
11687 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11688 that nodes are relevant by examining the node->analyzed flag.
11689 (ipcp_init_stage): Check which nodes are relevant, assert that the
11690 relevant ones are also required.
11691 (ipcp_propagate_stage): Check on the side arrays are properly
11693 (ipcp_print_all_jump_functions): Make sure not to touch any node
11694 that is not analyzed or an edge that does not have a corresponding
11695 entry in the on-the-side vectors.
11696 (ipcp_function_scale_print): Likewise.
11697 (ipcp_update_callgraph): Check that the node is relevant.
11698 (ipcp_insert_stage): Check that the node is relevant. Check there is
11699 an info for every node and edge.
11700 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11701 (ipa_print_all_tree_maps): Likewise and a new variable info.
11702 (ipa_print_all_params_modified): Likewise.
11703 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11705 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11708 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11710 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11712 PR rtl-optimization/36753
11713 * fwprop.c (use_killed_between): Don't shortcut
11714 single-definition global registers.
11716 2008-07-16 Jan Hubicka <jh@suse.cz>
11718 * cgraph.h (varpool_empty_needed_queue): Declare.
11719 * cgraphunit.c (output_in_order): Mark all variables as needed;
11721 * varpool.c (varpool_assemble_node): Update debug queue.
11722 (varpool_assemble_pending_decls): Don't do it here.
11723 (varpool_empty_needed_queue): New function.
11725 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11727 * recog.c (peephole2_optimize): Fix formatting.
11729 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11731 * c-pch.c (get_ident): Avoid C++ keywords.
11732 * combine-stack-adj.c (single_set_for_csa): Likewise.
11733 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11734 output_asm_insn): Likewise.
11735 * reload.c (push_secondary_reload, find_reusable_reload,
11736 push_reload, combine_reloads, find_reloads,
11737 debug_reload_to_stream): Likewise.
11738 * reload.h (struct reload): Likewise.
11739 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11740 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11741 emit_output_reload_insns): Likewise.
11742 * targhooks.c (default_secondary_reload): Likewise.
11743 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11745 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11747 * recog.c (validate_change_1, validate_change,
11748 validate_unshare_change, validate_replace_rtx_1, struct
11749 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11751 * reload.c (push_secondary_reload, secondary_reload_class,
11752 scratch_reload_class, find_valid_class, find_reusable_reload,
11753 push_reload, find_dummy_reload, find_reloads_address_1,
11754 find_reloads_address_part, find_equiv_reg): Likewise.
11755 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11756 choose_reload_regs): Likewise.
11757 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11759 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11760 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11761 * sched-rgn.c (concat_INSN_LIST): Likewise.
11762 * stor-layout.c (mode_for_size, mode_for_size_tree,
11763 smallest_mode_for_size): Likewise.
11765 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11767 * cfg.c (dump_reg_info): Avoid C++ keywords.
11768 * dwarf2asm.c (dw2_force_const_mem,
11769 dw2_asm_output_encoded_addr_rtx): Likewise.
11770 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11771 * expmed.c (expand_shift): Likewise.
11772 * global.c (find_reg): Likewise.
11773 * graph.c (draw_edge): Likewise.
11774 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11775 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11776 widen_clz, widen_bswap, expand_parity, expand_unop,
11777 emit_cmp_and_jump_insn_1): Likewise.
11778 * postreload.c (reload_cse_simplify_operands): Likewise.
11779 * ra.h (add_neighbor): Likewise.
11780 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11781 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11782 record_reg_classes, copy_cost, record_address_regs,
11783 invalid_mode_change_p): Likewise.
11784 * regrename.c (regrename_optimize, scan_rtx_reg,
11785 dump_def_use_chain, find_oldest_value_reg,
11786 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11788 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11790 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11791 MASK_POWERPC64 for power4 in previous commit.
11793 2008-07-16 Olivier Hainque <hainque@adacore.com>
11795 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11796 instead of bare conversion to cast const-ness away.
11798 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11800 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11801 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11802 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11803 (TARGET_FUNCTION_VALUE): Define.
11805 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11807 * config/rs6000/rs6000.c (processor_target_table): Add
11808 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11810 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11813 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11814 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11815 m32c_legitimize_reload_address.
11817 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11819 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11820 DECL_IN_SYSTEM_HEADER in sync.
11822 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11824 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11825 * tree-ssa-pre.c (pre_expr_eq): Ditto
11826 (get_constant_for_value_id): Take a type as an argument.
11827 (fully_constant_expression): Pass in type.
11828 (find_or_generate_expression): Short circuit constant case.
11829 (create_expression_by_pieces): Remove special casing of
11831 (do_regular_insertion): Short circuit constant case.
11832 (do_partial_partial_insertion): Ditto.
11834 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11837 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11839 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11841 * config/xtensa/libgcc-xtensa.ver: New file.
11842 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11844 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11846 * df-problems.c (df_set_note): Avoid C++ keywords.
11847 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11848 * dse.c (record_store, remove_useless_values): Likewise.
11849 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11850 gen_reg_rtx_offset, operand_subword, change_address_1,
11851 change_address, adjust_address_1, offset_address,
11852 widen_memory_access, emit_copy_of_insn_after): Likewise.
11853 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11854 * fwprop.c (should_replace_address, propagate_rtx_1,
11855 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11857 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11858 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11859 * lcm.c (compute_insert_delete, pre_edge_lcm,
11860 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11861 * lower-subreg.c (resolve_reg_notes): Likewise.
11862 * mode-switching.c (optimize_mode_switching): Likewise.
11864 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11866 * bt-load.c (add_btr_def, migrate_btr_def,
11867 branch_target_load_optimize): Avoid C++ keywords.
11868 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11870 * combine.c (subst, simplify_set, make_extraction,
11871 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11872 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11873 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11875 2008-07-15 Richard Guenther <rguenther@suse.de>
11877 PR middle-end/36369
11878 * c-common.c (strict_aliasing_warning): Do not warn for
11879 TYPE_REF_CAN_ALIAS_ALL pointers.
11880 (c_common_get_alias_set): may_alias types are not special.
11881 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11882 attribute and set can_ref_all accordingly.
11883 (build_reference_type_for_mode): Likewise.
11884 * doc/extend.texi (may_alias): Clarify.
11886 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11889 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11890 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11892 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11895 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11896 gcc_assert, instead call output_operand_lossage.
11898 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11900 * builtins.c (std_canonical_va_list): Treat structure based
11903 2008-07-15 Ben Elliston <bje@au.ibm.com>
11905 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11907 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11909 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11912 2008-07-14 Jan Hubicka <jh@suse.cz>
11914 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11915 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11916 fix predicates and constraints.
11917 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11918 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11920 2008-07-14 Doug Kwan <dougkwan@google.com>
11922 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11923 additional option file arm/eabi.opt.
11924 * config/arm/eabi.h (File): New configuration file for EABI targets.
11925 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11926 SUBSUBTARGET_EXTRA_SPECS.
11927 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11928 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11929 from STARTFILE_SPEC so that it can be referenced in an override.
11930 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11931 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11932 can be referenced in an override.
11933 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11934 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11935 so that it can be referenced in an override.
11936 (LINK_SPEC): Use BPABI_LINK_SPEC.
11937 * config/arm/eabi.opt (File): New.
11939 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11941 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11942 (FIXED_VALUE_H): New variable.
11943 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11944 input.h, fixed-value.h.
11945 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11946 (BASIC_BLOCK_H): Use $(BITMAP_H).
11947 (FUNCTION_H): Add varray.h.
11948 (IPA_REFERENCE_H): Use $(BITMAP_H).
11949 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11950 (DF_H): Use $(BITMAP_H).
11951 (GGC_H): Add statistics.h.
11952 (INSN_ADDR_H): New.
11953 (INSN_ATTR_H): Use it.
11954 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11956 (SYMTAB_H): Add $(OBSTACK_H).
11957 (CPP_INTERNAL_H): New.
11958 (TREE_DUMP_H): Add tree-pass.h.
11959 (TREE_FLOW_H): Use $(BITMAP_H)
11960 (PRETTY_PRINT_H): Use $(INPUT_H).
11961 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11964 (many object files): Fix lots of header dependencies throughout.
11966 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11968 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11970 (s-gtyp-input): Use them to write tmp-gi.list.
11971 (echo_to_gi.list): Remove.
11973 2008-07-14 Richard Guenther <rguenther@suse.de>
11975 * tree-ssa-sccvn.c (pre_info): Remove.
11976 (switch_to_PRE_table): Likewise.
11977 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11978 (set_hashtable_value_ids): Do not create value-ids for the
11980 (run_scc_vn): Remove double test. Remove bogus special-case
11981 in value-number printing.
11982 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11983 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11985 * tree-flow-inline.h (get_value_handle): Remove.
11986 * tree-flow.h (get_value_handle): Remove.
11988 2008-07-14 Martin Jambor <mjambor@suse.cz>
11990 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11991 in which we generate arithmetics is not a subrange.
11993 2008-07-14 Martin Jambor <mjambor@suse.cz>
11995 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11997 2008-07-14 Richard Guenther <rguenther@suse.de>
11999 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12001 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12004 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12005 reload for symbol refs moved to r0 with -fPIC.
12006 (legitimize_pic_address): Use the target register as temporary
12008 (emit_symbolic_move): Adjust comment.
12009 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12012 2008-07-14 Ben Elliston <bje@au.ibm.com>
12014 * c-common.h (C_CPP_HASHNODE): New macro.
12015 * coretypes.h (struct cpp_token): Forward declare.
12016 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12017 the context-sensitive keyword method.
12018 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12019 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12020 expand_bool_pixel): New.
12021 (altivec_categorize_keyword): New function.
12022 (init_vector_keywords): New function.
12023 (rs6000_macro_to_expand): Likewise.
12024 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12025 compiling an ISO C dialect.
12027 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12029 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12030 (create_expression_by_pieces): Fix typo.
12031 (do_regular_insertion): Use debug counter here too.
12033 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12036 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12037 CONST_OK_FOR_LETTER_P. All port-local users changed.
12038 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12039 implement Kp matching power-of-two.
12040 (CONSTRAINT_LEN): Define to match.
12041 * config/cris/cris.md: Replace all use of constraint K with Kc.
12042 ("*btst*): Use Kp for operand 0 of last alternative.
12044 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12047 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12050 2008-07-13 Jan Hubicka <jh@suse.cz>
12052 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12055 2008-07-13 Richard Guenther <rguenther@suse.de>
12057 PR middle-end/36811
12058 * langhooks.c (lhd_print_error_function): Deal with recursive
12061 2008-07-12 Jan Hubicka <jh@suse.cz>
12063 * cgraph.c (assembler_name_hash): New static var.
12064 (hash_node_by_assembler_name, eq_assembler_name): New.
12065 (cgraph_node_for_asm): Use hashtable.
12066 (cgraph_remove_node): Maintain hashtable.
12067 (change_decl_assembler_name): Sanity check that names are not changing
12068 after aliasing was processed.
12069 * cgraph.h (varpoon_node): Add next GGC marker.
12070 * tree.c (decl_assembler_name_equal): Constify.
12071 (decl_assembler_name_hash): New.
12072 * tree.h (decl_assembler_name_equal): Constify.
12073 (decl_assembler_name_hash): Update.
12075 2008-07-12 David Daney <ddaney@avtrex.com>
12077 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12078 sb1 and r5000 cpus.
12080 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12082 * doc/md.texi: Document the MIPS "v" constraint.
12083 * config/mips/mips.h (reg_class): Revert last change.
12084 (REG_CLASS_NAMES): Likewise.
12085 (REG_CLASS_CONTENTS): Likewise.
12086 * config/mips/mips.c (mips_regno_to_class): Likewise.
12087 * config/mips/constraints.md (v): Likewise, but add documentation.
12088 Add a comment to say that this constraint should not be used in
12091 2008-07-11 DJ Delorie <dj@redhat.com>
12093 * config/h8300/h8300.md (length): Fix branch offset limit.
12095 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12097 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12098 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12099 (avr_hard_regno_scratch_ok): New function.
12100 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12101 * config/avr/avr.md (all peepholes that request a scratch register):
12102 Remove avr_peep2_scratch_safe use.
12104 2008-07-11 Tom Tromey <tromey@redhat.com>
12105 Ian Lance Taylor <iant@google.com>
12107 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12108 (struct c_common_resword): Define.
12109 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12110 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12111 (c_common_reswords, num_c_common_reswords): Declare.
12112 * c-common.c (c_common_reswords): New global const array.
12113 (num_c_common_reswords): New const int.
12114 * c-parser.c (struct resword, reswords): Don't define.
12115 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12116 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12117 than reswords. If warning about C++ keywords, give them a special
12119 (c_lex_one_token): Warn about C++ keywords. Call
12120 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12121 (c_parser_external_declaration): Look for RID_xxx rather than
12122 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12123 (c_parser_statement_after_labels): Likewise.
12124 (c_parser_objc_class_instance_variables): Likewise.
12125 (c_parser_objc_class_declaration): Likewise.
12126 (c_parser_objc_try_catch_statement): Likewise.
12127 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12128 (declspecs_add_type): Likewise.
12130 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12132 * ggc-page.c (alloc_page):
12133 Substituting xmalloc, xcalloc with
12134 XNEWVEC and XCNEWVAR macros which add the
12137 2008-07-11 Richard Guenther <rguenther@suse.de>
12139 PR tree-optimization/36765
12140 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12141 aliases from HEAP vars to SMTs.
12143 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12145 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12146 * configure.ac (loose_warn): Move -Wc++-compat from here...
12147 (strict_warn): ...to here.
12148 * configure: Regenerate.
12150 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12152 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12153 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12154 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12155 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12156 excluding more specific h8300-*-* and sh-*-* targets.
12158 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12160 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12161 (eliminate): Ditto.
12162 (execute_pre): Call loop_optimizer_finalize in early exit.
12164 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12166 PR middle-end/36790
12167 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12168 uids in the bitmap, not just VAR_DECL uids.
12170 PR rtl-optimization/36419
12171 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12172 (combine_stack_adjustments_for_block): Call it if needed. Delete
12174 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12175 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12176 prologue sp adjustment.
12178 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12181 * opts.c (print_ignored_options): Report postponed diagnostics for
12182 unknown -Wno-* options as warnings, not errors.
12183 (postpone_unknown_option_error): Renamed to...
12184 (postpone_unknown_option_warning): ... this.
12186 2008-07-09 Doug Kwan <dougkwan@google.com>
12189 2008-07-08 Doug Kwan <dougkwan@google.com>
12191 * config/arm/arm.opt (mandroid): New option.
12192 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12193 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12195 (CC1PLUS_SPEC): Same.
12197 (STARTFILE_SPEC): Same.
12198 (ENDFILE_SPEC): Same.
12199 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12202 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12205 * config/mips/mips.h (reg_class): Remove V1_REG.
12206 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12207 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12208 instead of V1_REGS.
12209 (mips_get_tp): New function.
12210 (mips_legitimize_tls_address): Use it.
12211 * config/mips/constraints.md (v): Delete.
12212 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12213 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12214 After reload, split into a move and ...
12215 (*tls_get_tp_<mode>_split): ...this new instruction.
12217 2008-07-09 David Daney <ddaney@avtrex.com>
12219 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12221 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12223 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12224 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12226 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12227 htab_delete should be called. Don't free c.
12228 (lookup_tmp_var): Create temp_htab lazily.
12229 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12230 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12232 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12233 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12234 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12235 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12236 * tree-sra.c (generate_element_init): Likewise.
12237 * tree-mudflap.c (execute_mudflap_function_ops,
12238 execute_mudflap_function_decls): Likewise.
12239 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12240 * tree-gimple.h (struct gimplify_ctx): New type.
12241 (push_gimplify_context): Adjust prototype.
12243 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12245 * tree-ssa-pre.c (phi_translate_1): Update placement of
12246 add_to_value calls.
12248 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12250 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12251 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12252 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12253 * targhooks.c (default_hard_regno_scratch_ok): New function.
12254 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12255 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12256 * recog.c: Include "target.h".
12257 (peep2_find_free_register): Add check for global regs. Add target
12259 * Makefile.in (recog.o): Depend on target.h.
12261 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12263 * config/sh/sh.c (sh_canonical_va_list_type): New.
12264 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12266 2008-07-09 Raksit Ashok <raksit@google.com>
12268 * doc/invoke.texi (Option Summary): Mention new option
12269 -Wdisallowed-function-list=...
12270 (Warning Options): Document -Wdisallowed-function-list=...
12271 * common.opt (Wdisallowed-function-list=): New flag.
12272 * flags.h (warn_disallowed_functions): External definition of new
12273 boolean warning flag.
12274 (warn_if_disallowed_function_p): Declare new function.
12275 * opts.c (warning_disallowed_functions): New static variable.
12276 (warn_disallowed_functions): New boolean warning flag.
12277 (warn_if_disallowed_function_p): New function.
12278 (add_comma_separated_to_vector): Rename
12279 add_instrument_functions_exclude_list to this.
12280 (common_handle_option): Handle new option. Rename calls to
12281 add_instrument_functions_exclude_list into calls to
12282 add_comma_separated_to_vector.
12283 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12284 based on flag warn_disallowed_functions.
12286 2008-07-09 Christian Bruel <christian.bruel@st.com>
12288 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12289 instead of get_attr_length.
12291 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12293 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12295 * genemit.c (gen_insn): Likewise.
12296 * gengtype.c (note_def_vec): Likewise.
12297 * gengtype.h (note_def_vec): Likewise.
12298 * genoutput.c (struct data, output_insn_data, process_template,
12299 gen_expand, gen_split, note_constraint): Likewise.
12300 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12301 make_insn_sequence): Likewise.
12302 * gensupport.c (record_insn_name): Likewise.
12304 2008-07-08 Doug Kwan <dougkwan@google.com>
12306 * config/arm/arm.opt (mandroid): New option.
12307 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12308 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12310 (CC1PLUS_SPEC): Same.
12312 (STARTFILE_SPEC): Same.
12313 (ENDFILE_SPEC): Same.
12314 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12317 2008-07-08 Raksit Ashok <raksit@google.com>
12319 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12320 (set_storage_via_setmem): Fix expected_align parameter.
12321 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12322 missing from the list.
12323 * doc/md.texi (movmem): Explicitly state that expected alignment is
12324 to be expressed in bytes.
12325 (setmem): Explicitly state that expected alignment is to be expressed
12328 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12330 * reload.c (find_reloads_subreg_address): Do not require validity
12331 of address in original mode before reloading address.
12333 2008-07-07 Tianwei Sheng <tianweis@google.com>
12335 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12336 bounds array access.
12338 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12340 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12342 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12344 Fix PR tree-optimization/23455
12345 Fix PR tree-optimization/35286
12346 Fix PR tree-optimization/35287
12347 * Makefile.in (OBJS-common): Remove tree-vn.o.
12348 (tree-vn.o): Remove.
12349 * dbgcnt.def: Add treepre_insert debug counter.
12350 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12351 (debug_value_expressions): Ditto.
12352 (print_value_expressions): Ditto.
12353 * tree-pretty-print.c (dump_generic_node): Updated for
12354 VALUE_HANDLE removal.
12355 * tree-ssa-dom.c (record_equality): Ditto.
12356 (cprop_operand): Ditto.
12357 (lookup_avail_expr): Ditto.
12358 * tree-ssa-threadedge.c
12359 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12360 (simplify_control_stmt_condition): Ditto.
12361 * tree.c (tree_code_size): Ditto.
12362 (tree_node_structure): Ditto.
12363 (iterative_hash_expr): Ditto.
12365 * tree.h (VALUE_HANDLE_ID): Ditto.
12366 (VALUE_HANDLE_EXPR_SET): Ditto.
12367 (struct tree_value_handle): Ditto.
12368 (union tree_node): Ditto.
12369 * treestruct.def: Ditto.
12370 * tree-vn.c: Removed.
12371 * tree-ssa-pre.c: Rewritten entirely.
12372 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12373 (constant_value_ids): Ditto.
12374 (vn_nary_op_t): Moved to header.
12376 (vn_reference_op_t): Ditto
12377 (vn_reference_t): Ditto.
12378 (next_value_id): New variable.
12379 (VN_INFO): Add an assert.
12380 (vn_constant_eq): New function.
12381 (vn_constant_hash): Ditto.
12382 (get_or_alloc_constant_value_id): Ditto.
12383 (value_id_constant_p): Ditto.
12384 (vn_reference_compute_hash): De-staticify.
12385 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12386 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12387 (valueize_refs): Update opcode if it changes from ssa name to constant.
12388 (vn_reference_lookup_1): Add new argument.
12389 (vn_reference_lookup): Ditto.
12390 (vn_reference_lookup_pieces): New function.
12391 (vn_reference_insert): Add return type. Modify to deal with value ids.
12392 (vn_reference_insert_pieces): New function.
12393 (vn_nary_op_compute_hash): De-staticify.
12394 (vn_nary_op_eq): Ditto.
12395 (vn_nary_op_lookup_pieces): New function.
12396 (vn_nary_op_lookup): Add new argument.
12397 (vn_nary_op_insert_pieces): New function.
12398 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12399 (vn_phi_insert): Ditto.
12400 (visit_unary_op): Update for callee changes.
12401 (visit_binary_op): Ditto.
12402 (visit_reference_op_load): Ditto.
12403 (visit_reference_op_store): Ditto.
12404 (init_scc_vn): Init next_value_id, constant_to_value_id and
12405 constant_value_ids.
12406 (free_scc_vn): Free them.
12407 (set_hashtable_value_ids): New function.
12408 (run_scc_vn): Use it.
12409 (get_max_value_id): New function.
12410 (get_next_value_id): Ditto.
12411 (expressions_equal_p): Moved from tree-vn.c
12412 (sort_vuses): Ditto.
12413 (sort_vuses_heap): Ditto.
12414 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12416 * tree.c (iterative_hash_hashval_t): Made non-static
12417 * tree.h (iterative_hash_hashval_t): Declare it.
12419 2008-07-08 Martin Jambor <mjambor@suse.cz>
12421 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12422 instead of ipa_create_node_params.
12423 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12424 ipa_check_create_edge_args, free them with
12425 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12427 * ipa-prop.c: Include flags.h and tree-inline.h.
12428 (ipa_node_params_vector): New variable.
12429 (ipa_edge_args_vector): New variable.
12430 (edge_removal_hook_holder): New variable.
12431 (node_removal_hook_holder): New variable.
12432 (edge_duplication_hook_holder): New variable.
12433 (node_duplication_hook_holder): New variable.
12434 (ipa_detect_param_modifications): Check for presence of modified flags.
12435 (ipa_compute_jump_functions): Check for presence of jump functions.
12436 (ipa_free_edge_args_substructures): New function.
12437 (ipa_create_node_params): Removed.
12438 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12439 (ipa_free_node_params_substructures): New function.
12440 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12442 (ipa_edge_removal_hook): New function.
12443 (ipa_node_removal_hook): New function.
12444 (duplicate_array): New function.
12445 (ipa_edge_duplication_hook): New function.
12446 (ipa_node_duplication_hook): New function.
12447 (ipa_register_cgraph_hooks): New function.
12448 (ipa_unregister_cgraph_hooks): New function.
12449 (free_all_ipa_structures_after_ipa_cp): New function.
12451 * ipa-prop.h: Include vec.h.
12452 (ipa_node_params_t): New typedef with vector types for it.
12453 (ipa_edge_args_t): New typedef with vector types for it.
12454 (IPA_NODE_REF): Changed to access an on-the-side vector.
12455 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12456 (ipa_check_create_node_params): New function.
12457 (ipa_check_create_edge_args): New function.
12459 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12462 2008-07-07 Tom Tromey <tromey@redhat.com>
12464 * configure, config.in: Rebuilt.
12465 * configure.ac: Don't check for scandir or alphasort.
12467 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12469 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12470 types immediately after creating them.
12472 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12474 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12476 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12478 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12479 dump_constraint_graph.
12480 (dump_constraint_edge): New function.
12481 (dump_constraint_graph): New function.
12482 (debug_constraint_graph): New function.
12483 (dump_constraint): Removed useless comparison.
12484 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12485 (dump_constraint_graph): Declare.
12486 (debug_constraint_graph): Declare.
12487 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12489 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12491 * config/i386/i386.c (is_va_list_char_pointer): New.
12492 (ix86_va_start): Replace compare with ms_va_list_type_node
12493 by is_va_list_char_pointer.
12494 (ix86_gimplify_va_arg): Likewise.
12496 2008-07-07 Martin Jambor <mjambor@suse.cz>
12498 * cgraph.c (cgraph_edge_max_uid): New variable.
12499 (struct cgraph_edge_hook_list): New type.
12500 (struct cgraph_node_hook_list): New type.
12501 (struct cgraph_2edge_hook_list): New type.
12502 (struct cgraph_2node_hook_list): New type.
12503 (first_cgraph_edge_removal_hook): New variable.
12504 (first_cgraph_node_removal_hook): New variable.
12505 (first_cgraph_edge_duplicated_hook): New variable.
12506 (first_cgraph_node_duplicated_hook): New variable.
12507 (cgraph_add_edge_removal_hook): New function.
12508 (cgraph_remove_edge_removal_hook): New function.
12509 (cgraph_call_edge_removal_hooks): New function.
12510 (cgraph_add_node_removal_hook): New function.
12511 (cgraph_remove_node_removal_hook): New function.
12512 (cgraph_call_node_removal_hooks): New function.
12513 (cgraph_add_edge_duplication_hook): New function.
12514 (cgraph_remove_edge_duplication_hook): New function.
12515 (cgraph_call_edge_duplication_hooks): New function.
12516 (cgraph_add_node_duplication_hook): New function.
12517 (cgraph_remove_node_duplication_hook): New function.
12518 (cgraph_call_node_duplication_hooks): New function.
12519 (cgraph_create_edge): Assign to edge uid.
12520 (cgraph_remove_edge): Call edge removal hooks.
12521 (cgraph_node_remove_callees): Call edge removal hooks.
12522 (cgraph_node_remove_callers): Call edge removal hooks.
12523 (cgraph_remove_node): Call node removal hooks.
12524 (cgraph_clone_edge): Call edge duplication hooks.
12525 (cgraph_clone_node): Call node duplication hooks.
12527 * cgraph.h (cgraph_edge): New field uid.
12528 (cgraph_edge_hook): New type.
12529 (cgraph_node_hook): New type.
12530 (cgraph_2edge_hook): New type.
12531 (cgraph_2node_hook): New type.
12533 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12535 * config.in: Regenerate.
12537 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12539 * gcc.c (print_sysroot): New.
12540 (option_map, display_help, process_command): Handle the
12541 -print-sysroot option.
12542 (main): Print the sysroot if requested.
12543 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12545 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12548 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12550 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12552 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12553 (assign_parm_setup_block_p): Also check mode of entry_parm.
12555 2008-07-07 Richard Guenther <rguenther@suse.de>
12557 * tree-ssa-structalias.h (set_used_smts): Remove.
12558 * tree-ssa-structalias.c (used_smts): Likewise.
12559 (set_used_smts): Likewise.
12560 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12561 call to set_used_smts.
12563 2008-07-07 Richard Guenther <rguenther@suse.de>
12565 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12566 (new_var_info): Set it to false.
12567 (solution_set_add): Correctly handle pointers outside a var and
12569 (type_safe): Treat variables with is_full_var properly.
12570 (do_sd_constraint): Likewise.
12571 (do_ds_constraint): Likewise.
12572 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12573 (get_constraint_for_ptr_offset): New function.
12574 (get_constraint_for_component_ref): For addresses at least include
12575 the last field of the variable. Handle is_full_vars properly.
12576 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12577 (handle_ptr_arith): Remove.
12578 (find_func_aliases): Simplify assignment handling.
12579 (create_function_info_for): For parameter and result varinfos set
12581 (create_variable_info_for): Set is_full_var flag whenever we
12582 just created a single varinfo for a decl.
12583 (init_alias_vars): Initialize use_field_sensitive from
12584 max-fields-for-field-sensitive parameter.
12586 2008-07-07 Richard Guenther <rguenther@suse.de>
12588 PR tree-optimization/36713
12589 * tree-flow-inline.h (is_call_used): New function.
12590 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12591 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12592 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12594 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12596 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12598 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12600 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12602 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12603 Nathan Sidwell <nathan@codesourcery.com>
12605 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12606 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12608 * config/m68k/t-linux: New.
12609 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12612 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12614 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12615 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12618 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12620 * gcc.c (execute): Fix -Wc++-compat warning.
12622 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12625 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12626 constant for little endian.
12628 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12630 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12631 mips_base_mips16 instead of TARGET_MIPS16.
12632 (mips_base_mips16): Declare.
12633 * config/mips/mips.c (mips_base_mips16): Make global.
12634 (was_mips16_p): Remove GTY marker.
12635 (was_mips16_pch_p): New variable.
12636 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12637 (mips_override_options): Force to non-MIPS16 mode initially.
12638 Do not complain about MIPS16 PIC incompatibilities here.
12639 Only allow -mgpopt if -mexplicit-relocs is in force for
12642 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12644 * configure.ac: Check for caddr_t, define to char * if not defined.
12645 * configure: Regenerate.
12646 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12647 (mmap_gt_pch_use_address): Likewise.
12648 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12650 2008-07-06 Richard Guenther <rguenther@suse.de>
12652 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12653 (new_var_info): Deal with it.
12654 (solution_set_add): Likewise.
12655 (bitpos_of_field): Make signed, fix.
12656 (struct fieldoff): Remove type and decl fields. Make size field
12657 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12659 (fieldoff_compare): Deal with it.
12660 (push_fields_onto_fieldstack): Remove has_union argument, glob
12661 adjacent non-pointer fields together.
12662 (create_function_info_for): Do not set has_union.
12663 (create_variable_info_for): Simplify.
12665 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12667 * config.gcc (extra_headers): Add cross-stdarg.h for target
12668 x86_64-*-* and i?86-*-*.
12669 * config/i386/cross-stdarg.h: New.
12670 * builtins.c (std_fn_abi_va_list): New.
12671 (std_canonical_va_list_type): New.
12672 (stabilize_va_list): Replace va_list_type_node use by
12673 mtarget.canonical_va_list_type.
12674 (gimplify_va_arg_expr): Likewise.
12675 (expand_builtin_va_copy): Replace va_list_type_node use by
12676 mtarget.fn_abi_va_list.
12677 * tree-sra.c (is_va_list_type): New helper.
12678 (decl_can_be_decomposed_p): Replace
12679 va_list_type_node use by is_va_list_type.
12680 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12681 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12682 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12683 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12684 (ix86_enum_va_list): New.
12685 * config/i386/i386.c (sysv_va_list_type_node): New.
12686 (ms_va_list_type_node): New.
12687 (ix86_function_type_abi): Remove sorry.
12688 (ix86_build_builtin_va_list_abi): New.
12689 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12690 for 64-bit targets.
12691 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12692 (ix86_init_builtins_va_builtins_abi): New.
12693 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12694 for 64-bit targets.
12695 (ix86_handle_abi_attribute): New.
12696 (attribute_spec): Add sysv_abi and ms_abi.
12697 (ix86_fn_abi_va_list): New.
12698 (ix86_canonical_va_list_type): New.
12699 (ix86_enum_va_list): New.
12700 (TARGET_FN_ABI_VA_LIST): New.
12701 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12702 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12703 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12704 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12705 (TARGET_ENUM_VA_LIST): New.
12706 * expr.h (std_fn_abi_va_list): New.
12707 (std_canonical_va_list_type): New.
12708 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12709 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12710 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12711 TARGET_CANONICAL_VA_LIST_TYPE.
12712 * target.h (struct gcc_target): Add fn_abi_va_list hook
12713 and canonical_va_list_type hook.
12715 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12717 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12718 integral and pointer types.
12720 2008-07-04 Roger Sayle <roger@eyesopen.com>
12722 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12723 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12725 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12728 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12730 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12732 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12733 build_gimple_modify_stmt.
12734 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12735 gimple operand. Use fold_build* instead of build*.
12737 2008-07-04 Richard Guenther <rguenther@suse.de>
12739 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12740 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12741 properly to compute the reachability set if we do field-sensitive PTA.
12742 * invoke.texi (max-fields-for-field-sensitive): Document default.
12743 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12744 100 for optimize >= 2.
12746 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12748 * ggc-zone.c (lookup_page_table_if_allocated,
12749 set_page_table_entry, zone_find_object_size, alloc_small_page,
12750 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12751 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12752 -Wc++-compat and/or -Wcast-qual warnings.
12754 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12757 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12758 pic_offset_table_rtx to be marked as used here.
12759 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12760 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12761 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12762 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12763 !TARGET_SECURE_PLT.
12765 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12767 * alloc-pool.c (hash_descriptor, eq_descriptor,
12768 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12769 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12771 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12772 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12773 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12774 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12777 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12779 * tree-flow.h (loop_only_exit_p): Declare.
12780 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12781 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12782 the number of iterations if it is constant. Otherwise, if this is the
12783 only possible exit of the loop, use the conservative estimate on the
12784 number of iterations of the entire loop if available.
12786 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12788 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12789 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12790 Add synchronization functions.
12791 * config/sync.c: New file.
12792 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12793 (LIBGCC_SYNC_CFLAGS): Likewise.
12795 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12798 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12799 (*pushtf_sse): New insn pattern.
12800 (pushtf splitters): New splitters.
12802 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12804 PR middle-end/35736
12805 * predict.c (build_predict_expr): Use void_type_node for the tree
12806 type, instead of NULL_TREE.
12808 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12810 * config/i386/i386.c (contains_aligned_value_p): Return true
12812 (ix86_data_alignment): Align TCmode to 128bits.
12813 (ix86_local_alignment): Likewise.
12815 2008-07-03 Andrew Haley <aph@redhat.com>
12818 * vec.h (VEC_TA): New.
12819 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12820 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12821 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12822 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12823 (C_COMMON_FIXED_TYPES): Remove first arg.
12824 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12825 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12826 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12827 not to use empty macro arguments.
12829 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12831 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12832 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12833 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12834 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12835 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12836 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12837 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12838 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12839 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12840 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12841 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12842 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12843 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12844 config/rs6000/e500crtres64gpr.asm,
12845 config/rs6000/e500crtres64gprctr.asm,
12846 config/rs6000/e500crtrest32gpr.asm,
12847 config/rs6000/e500crtrest64gpr.asm,
12848 config/rs6000/e500crtresx32gpr.asm,
12849 config/rs6000/e500crtresx64gpr.asm,
12850 config/rs6000/e500crtsav32gpr.asm,
12851 config/rs6000/e500crtsav64gpr.asm,
12852 config/rs6000/e500crtsav64gprctr.asm,
12853 config/rs6000/e500crtsavg32gpr.asm,
12854 config/rs6000/e500crtsavg64gpr.asm,
12855 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12856 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12857 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12858 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12859 config/sparc/sol2-cn.asm: Remove .file directives.
12861 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12863 * resource.c (mark_referenced_resources): Look inside
12864 UNSPEC_VOLATILEs and ASM_INPUTs.
12866 2008-07-02 Ian Lance Taylor <iant@google.com>
12868 * rtlanal.c (add_reg_note): New function.
12869 * rtl.h (add_reg_note): Declare.
12870 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12871 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12872 * builtins.c (expand_builtin_longjmp): Likewise.
12873 (expand_builtin_nonlocal_goto): Likewise.
12874 * calls.c (emit_call_1, expand_call): Likewise.
12875 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12876 * cfglayout.c (fixup_reorder_chain): Likewise.
12877 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12878 (commit_one_edge_insertion): Likewise.
12879 * combine.c (move_deaths, distribute_notes): Likewise.
12880 * df-problems.c (df_set_note): Likewise.
12881 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12882 (set_unique_reg_note): Likewise.
12883 (emit_copy_of_insn_after): Likewise.
12884 * expr.c (expand_expr_real): Likewise.
12885 * gcse.c (add_label_notes): Likewise.
12886 * haifa-sched.c (create_check_block_twin): Likewise.
12887 * jump.c (mark_jump_label_1): Likewise.
12888 * loop-doloop.c (add_test, doloop_modify): Likewise.
12889 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12890 * lower-subreg.c (move_eh_region_note): Likewise.
12891 * optabs.c (emit_libcall_block): Likewise.
12892 * predict.c (predict_insn): Likewise.
12893 (combine_predictions_for_insn): Likewise.
12894 * recog.c (peephole2_optimize): Likewise.
12895 * regmove.c (try_auto_increment): Likewise.
12896 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12897 * reload.c (find_reloads): Likewise.
12898 * reload1.c (fixup_eh_region_note): Likewise.
12899 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12900 * reorg.c (delete_prior_computation): Likewise.
12901 (delete_computation, dbr_schedule): Likewise.
12902 * config/pa/pa.c (legitimize_pic_address): Likewise.
12903 * config/sh/sh.c (sh_reorg): Likewise.
12905 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12908 * config/libgcc-glibc.ver: Add %exclude.
12909 * config/m32r/libgcc-glibc.ver: Likwise.
12910 * config/s390/libgcc-glibc.ver: Likwise.
12911 * config/sh/libgcc-glibc.ver: Likwise.
12912 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12914 * config/i386/libgcc-glibc.ver: New.
12916 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12918 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12920 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12921 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12922 i[34567]86-*-linux*, x86_64-*-linux*. Add
12923 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12924 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12925 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12926 i[34567]86-*-linux*, x86_64-*-linux*.
12928 * libgcc-std.ver: Add empty GCC_4.4.0.
12930 * mkmap-symver.awk: Support multiple versions per symbol.
12932 * config/i386/i386.c (ix86_init_builtins): Always define
12933 __builtin_fabsq and __builtin_copysignq with fallbacks.
12934 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12935 and __builtin_copysignq if SSE2 isn't available.
12937 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12938 (LIBGCC2_TF_CEXT): Likwise.
12939 (TF_SIZE): Likwise.
12941 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12943 * config/i386/sfp-machine.h: Moved to libgcc.
12945 * config/i386/sfp-machine.h: New.
12946 * config/i386/t-linux: Likwise.
12948 * config/i386/t-darwin: Remove softfp_wrap_start and
12950 * config/i386/t-darwin64: Likewise.
12952 * config/i386/t-fprules-softfp64: Renamed to ...
12953 * config/i386/t-fprules-softfp: This.
12955 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12956 and softfp_wrap_end.
12958 2008-07-02 Jason Merrill <jason@redhat.com>
12960 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12962 * tree.c (ctor_to_list): New fn.
12963 * tree.h: Declare it.
12964 (CONSTRUCTOR_ELT): New macro.
12965 (CONSTRUCTOR_NELTS): New macro.
12967 2008-07-02 Richard Guenther <rguenther@suse.de>
12969 * tree-ssa-structalias.c (struct variable_info): Reorder
12970 to fill padding on 64bit hosts. Make collapsed_to an int.
12971 (get_varinfo_fc): Deal with that.
12972 (new_var_info): Likewise.
12973 (collapse_rest_of_var): Likewise.
12975 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12977 * doc/install.texi (--enable-java-home): Document.
12978 (--enable-aot-compile-rpm): Likewise.
12979 (--with-arch-directory): Likewise.
12980 (--with-os-directory): Likewise.
12981 (--with-origin-name): Likewise.
12982 (--with-arch-suffix): Likewise.
12983 (--with-jvm-root-dir): Likewise.
12984 (--with-jvm-jar-dir): Likewise.
12985 (--with-python-dir): Likewise.
12987 2008-07-02 Richard Guenther <rguenther@suse.de>
12989 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12990 from decls explicitly. Merge operand checking from tuples.
12992 2008-07-02 Martin Jambor <mjambor@suse.cz>
12994 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12996 2008-07-02 Martin Jambor <mjambor@suse.cz>
12998 * tree-switch-conversion.c: Included timevar.h
12999 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13001 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13003 2008-07-02 Martin Jambor <mjambor@suse.cz>
13005 * tree-switch-conversion.c: Corrected various comments and
13007 (build_constructors): Fixed minor formatting mistakes.
13009 * invoke.texi (Optimize Options): Corrected the
13010 switch-conversion-max-branch-ratio parameter.
13012 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13014 * final.c (asm_insn_count): Return zero for an empty asm body.
13016 2008-07-02 Richard Guenther <rguenther@suse.de>
13018 * bitmap.h (bitmap_set_bit): Return bool.
13019 (bitmap_clear_bit): Likewise.
13020 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13021 write to the bitmap if it would.
13022 (bitmap_clear_bit): Likewise.
13023 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13024 bitmap_set_bit return value.
13025 (add_pred_graph_edge): Likewise.
13026 (add_graph_edge): Likewise.
13027 (do_sd_constraint): Likewise.
13028 (do_ds_constraint): Likewise.
13030 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13032 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13033 Fix -Wc++-compat and/or -Wcast-qual warnings.
13034 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13035 gen_regparm_prefix): Likewise.
13036 * vmsdbgout.c (write_modbeg, lookup_filename,
13037 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13039 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13041 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13042 defaults.h definition apply.
13044 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13046 * function.c (assign_parm_remove_parallels): New.
13047 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13049 (assign_parm_setup_block): Do not handle them.
13050 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13051 assign_parm_remove_parallels.
13053 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13055 * c-typeck.c (convert_for_assignment): Use
13056 vector_targets_convertible_p.
13057 * c-common.c (vector_targets_convertible_p): New.
13058 * c-common.h (vector_targets_convertible_p): New prototype.
13059 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13060 opaque_p_V2SI_type_node.
13062 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13064 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13067 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13069 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13070 TFmode constants via two element DImode vector for hosts with
13071 HOST_BITS_PER_WIDE_INT < 64.
13072 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13073 also for HOST_BITS_PER_WIDE_INT < 64.
13075 2008-07-01 Richard Guenther <rguenther@suse.de>
13077 PR tree-optimization/36666
13078 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13079 (get_constraint_exp_from_ssa_var): Split into ...
13080 (get_constraint_exp_for_temp): ... this ...
13081 (get_constraint_for_ssa_var): ... and that.
13082 Return constraint expressions for all touched sub-fields
13083 if the results address is not taken.
13084 (process_constraint): Remove assertion that aggregate
13085 assignments do not happen at this place.
13086 (get_constraint_for_component_ref): Add address_p argument.
13087 Return constraint expressions for all touched sub-fields
13088 if the results address is not taken.
13089 (do_deref): Use get_constraint_exp_for_temp.
13090 (get_constraint_for_1): Rename from ...
13091 (get_constraint_for): ... this. Add the old function as wrapper.
13092 (do_structure_copy): Use get_constraint_for_1.
13094 2008-07-01 Martin Jambor <mjambor@suse.cz>
13096 * Makefile.in (tree-switch-conversion.o): Add.
13097 (OBJS-common): Add tree-swtch-conversion.o.
13098 * passes.c (init_optimization_passes): Add pass_convert_switch.
13099 * tree-pass.h: (pass_convert_switch): Add.
13100 * tree-switch-conversion.c: New file.
13101 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13102 * common.opt (ftree-cswtch): New option.
13103 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13104 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13105 * opts.c (decode_options): Set flag_tree_switch_conversion when
13106 optimization level is >= 2.
13107 * doc/invoke.texi (Optimize Options): Added description of
13108 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13110 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13112 * config/darwin-driver.c (darwin_default_min_version): Fix
13113 -Wc++-compat warnings.
13115 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13117 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13120 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13122 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13124 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13126 PR rtl-optimization/34744
13127 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13128 (df_scan_free_internal): Free data structures not
13129 allocated in storage pools.
13130 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13131 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13132 df_scan_free_mws_vec.
13133 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13136 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13138 * config/i386/i386.c (contains_aligned_value_p): Return true
13140 (ix86_function_arg_boundary): Return its natural boundary
13142 (return_in_memory_32): Don't check TDmode.
13143 (ix86_split_to_parts): Support splitting into 4 parts and
13144 support TFmode for 32bit target.
13145 (ix86_split_long_move): Support splitting into 4 parts.
13146 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13148 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13149 (ix86_init_builtins): Here.
13150 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13151 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13152 'q' and 'w', respectively.
13154 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13156 (movtf_internal): Likewise.
13157 (<code>tf2): Likewise.
13158 (*absnegtf2_sse): Likewise.
13159 (copysign<mode>3): Likewise.
13160 (copysign<mode>3_const): Likewise.
13161 (copysign<mode>3_var): Likewise.
13162 (define_split UNSPEC_COPYSIGN): Likewise.
13163 * config/i386/sse.md (*nandtf3): Likewise.
13164 (<code>tf3): Likewise.
13165 (*<code>tf3): Likewise.
13167 2008-06-30 Joey Ye <joey.ye@intel.com>
13168 H.J. Lu <hongjiu.lu@intel.com>
13170 * global.c (compute_regsets): Set frame_pointer_needed here.
13171 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13173 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13175 * doc/install.texi (specific): Expand Windows build notes.
13177 2008-06-30 Ira Rosen <irar@il.ibm.com>
13179 PR tree-optimization/36648
13180 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13181 number of prolog iterations by step. Fix the comment.
13183 2008-06-30 Richard Guenther <rguenther@suse.de>
13185 PR middle-end/36671
13186 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13187 handle calls from ECF_MALLOC functions.
13188 (handle_pure_call): ECF_MALLOC functions do not return
13190 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13192 2008-06-29 Andreas Schwab <schwab@suse.de>
13194 * config/m68k/m68k.c (print_operand): Always print a float
13196 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13197 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13200 * config/rs6000/x-linux64: Remove never used file.
13202 2008-06-29 Richard Guenther <rguenther@suse.de>
13204 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13206 (struct alias_info): Move ...
13207 * tree-ssa-alias.c: ... here.
13208 (update_alias_info): Declare.
13209 (compute_may_aliases): Call it.
13210 (update_alias_info): New function.
13211 * tree-ssa-structalias.c (update_alias_info): Move ...
13212 * tree-ssa-alias.c (update_alias_info_1): ... here.
13213 * tree-ssa-structalias.c (process_constraint_1): Remove
13214 unused from_call argument. Rename to ...
13215 (process_constraint): ... this. Delete old wrapper.
13216 (make_constraint_to): Adjust callers.
13217 (handle_const_call): Likewise.
13218 (handle_pure_call): Likewise.
13219 (init_base_vars): Likewise.
13220 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13221 (find_func_aliases): We don't need structure copies for
13223 (make_constraint_from_anything): Remove.
13224 (create_variable_info_for): For globals make constraints
13225 from escaped, not from anything.
13226 (compute_points_to_sets): Do not call update_alias_info.
13227 (ipa_pta_execute): Use make_constraint_from.
13229 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13231 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13232 (bitmap.o-warn, dominance.o-warn): New.
13233 * configure.ac (cxx_compat_warn): Delete.
13234 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13235 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13237 * configure: Regenerate.
13239 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13242 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13244 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13245 * df-scan.c (df_notes_rescan): Likewise.
13246 * ggc-page.c (set_page_table_entry): Likewise.
13247 * intl.c (gcc_gettext_width): Likewise.
13248 * varasm.c (get_unnamed_section, get_noswitch_section,
13249 get_section): Likewise.
13251 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13253 * regrename.c (build_def_use): Don't copy RTX.
13255 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13257 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13258 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13259 punctuation. Use @ref instead of @xref.
13260 (Function Names): Remove stray @display/@end display.
13261 (C++ Attributes): Use @ref instead of @xref.
13262 (Deprecated Features): Fix punctuation around @xref.
13263 (Backwards Compatibility): Likewise.
13264 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13266 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13268 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13269 constants for E500 double.
13271 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13273 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13274 element type of const_vector.
13276 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13278 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13279 Remove FLAGS_REG clobber from expander pattern.
13280 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13281 (anddi3, andsi3, andhi3, andqi3): Ditto.
13282 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13283 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13284 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13285 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13286 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13287 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13288 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13289 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13291 2008-06-28 Richard Guenther <rguenther@suse.de>
13293 * tree-ssa-structalias.c (callused_id, var_callused,
13294 callused_tree): Add.
13295 (handle_pure_call): New function.
13296 (find_func_aliases): Call it.
13297 (find_what_p_points_to): Handle the call-used set.
13298 (clobber_what_escaped): Likewise.
13299 (compute_call_used_vars): New function.
13300 (init_base_vars): Init the call-used variable.
13301 (do_sd_constraint): Do not propagate the solution from CALLUSED
13302 but use CALLUSED as a placeholder.
13303 (solve_graph): Likewise.
13304 * tree-flow-inline.h (gimple_call_used_vars): New function.
13305 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13306 (compute_call_used_vars): Declare.
13307 * tree-ssa-alias.c (set_initial_properties): Call
13308 compute_call_used_vars.
13309 (reset_alias_info): Clear call-used variables.
13310 (add_call_clobber_ops): Assert we are not called for const/pure
13311 functions. Remove handling of them.
13312 (add_call_read_ops): Handle pure functions by adding the
13313 call-used set of variables as VUSEs.
13314 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13315 (delete_tree_ssa): Free it.
13316 * tree-dfa.c (remove_referenced_var): Clear the var from the
13319 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13321 * tree.c (build_varargs_function_type_list): New.
13322 (build_function_type_list_1): New.
13323 (build_function_type_list): Use build_function_type_list_1.
13324 * tree.h (build_varargs_function_type_list): New.
13326 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13329 * config/spu/spu.c (spu_builtin_splats): Do not generate
13330 invalid CONST_VECTOR expressions.
13331 (spu_expand_vector_init): Likewise.
13333 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13335 * optabs.c (libfunc_decls): New variable.
13336 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13337 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13338 for the same function twice.
13340 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13342 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13343 ix86_expand_binary_operator directly.
13344 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13346 (*ashrti3_1): Ditto.
13347 (*lshrti3_1): Ditto.
13348 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13349 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13350 using only one splitter. Conditionaly execute splitter before or
13351 after peephole2 pass.
13352 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13353 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13354 Use only one alternative in asm template.
13355 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13357 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13358 "J" operand constraint for operand 2.
13359 (*ashldi3_cconly_rex64): Ditto.
13360 (*ashrdi3_cmp_rex64): Ditto.
13361 (*ashrdi3_cconly_rex64): Ditto.
13362 (*lshrdi3_cmp_rex64): Ditto.
13363 (*lshrdi3_cconly_rex64): Ditto.
13364 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13365 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13366 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13369 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13371 * gimplify.c (omp_is_private): Don't return true if decl is not
13372 already private on #pragma omp for or #pragma omp parallel for.
13375 * tree-cfg.c (struct move_stmt_d): Replace block field with
13376 orig_block and new_block fields.
13377 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13378 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13379 (move_block_to_fn): Replace vars_map and new_label_map arguments
13380 with struct move_stmt_d pointer.
13381 (replace_block_vars_by_duplicates): New function.
13382 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13383 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13384 all subblocks of ORIG_BLOCK to the new function. Call
13385 replace_block_vars_by_duplicates.
13386 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13387 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13388 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13389 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13390 (expand_omp): Temporarily set input_location to the location of
13391 region's controlling stmt.
13392 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13393 BIND_EXPR, push ctx->block_vars and gimplification vars into
13394 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13395 into dest function.
13396 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13397 there are any BLOCK_VARS.
13398 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13399 OMP_PARALLEL or OMP_TASK stmt.
13400 (lower_omp): Save and restore input_location around the lower_omp_1
13403 2008-06-27 Richard Guenther <rguenther@suse.de>
13405 PR tree-optimization/36400
13406 PR tree-optimization/36373
13407 PR tree-optimization/36344
13408 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13409 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13410 (update_alias_info): Remove call clobbering code.
13411 (make_constraint_to): New helper function.
13412 (make_escape_constraint): Likewise.
13413 (handle_rhs_call): Use it on all pointer containing arguments.
13414 Also mark the static chain escaped.
13415 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13416 instead of ANYTHING.
13417 (make_constraint_from): New helper split out from ...
13418 (make_constraint_from_anything): ... here.
13419 (find_func_aliases): Add constraints for escape sites.
13420 (intra_create_variable_infos): Make constraints from NONLOCAL
13422 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13424 (clobber_what_p_points_to): Remove.
13425 (clobber_what_escaped): New function.
13426 (init_base_vars): Init NONLOCAL and ESCAPED.
13427 (do_sd_constraint): Do not propagate the solution from ESCAPED
13428 but use ESCAPED as a placeholder.
13429 (solve_graph): Likewise.
13430 * tree-flow.h (clobber_what_p_points_to): Remove.
13431 (clobber_what_escaped): Declare.
13432 * tree-ssa-alias.c (set_initial_properties): Call it.
13433 Remove code clobbering escaped pointers.
13435 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13437 * function.c (allocate_struct_function): Only allocate a unique
13438 funcdef_no if the decl is nonzero.
13440 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13442 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13443 * config/mips/mips.c (mips_split_const_insns): New function.
13444 * config/mips/mips.md (move_type): New attribute.
13445 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13446 (dword_mode): New attribute.
13447 (type): Avoid long line. Map "move_type"s to "type"s,
13448 choosing "multi" for doubleword moves if appropriate.
13449 Swap MTC/MFC comments to match their declaration order.
13450 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13451 "type" is "branch" or "jal" is "direct".
13452 (length): Handle "extended_mips16" first. Make the default
13453 "0" for "ghost" instructions. Set the length from "move_type".
13454 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13455 of "type", with "sll0" for the register alternative. Remove the
13456 "extended_mips16" attribute.
13457 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13458 of "type", with "shift_shift" for the register alternative.
13459 Remove the "length" attribute.
13460 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13461 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13462 of "type", with "andi" for the register alternative.
13463 (*zero_extendqihi2): Likewise.
13464 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13465 of "andi" instead of a "type" of "arith".
13466 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13468 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13469 (mov_<store>r, *mov<mode>_ra): Likewise.
13470 (extendsidi2): Use "move_type" instead of "type", with "move"
13471 for the register alternative.
13472 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13473 of "type", with "signext" for the register alternative.
13474 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13475 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13476 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13477 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13478 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13479 (unnamed branch insn): Likewise.
13480 (*movdi_gp32_fp64): Fold into...
13481 (*movdi_32bit): ...here.
13482 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13483 (*movdf_hardfloat): ...this new pattern.
13484 (*movdf_softfloat): Remove redundant FPR alternatives.
13485 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13486 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13487 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13488 the "move" attribute.
13489 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13490 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13491 and "store" for COP loads and stores.
13492 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13493 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13494 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13495 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13496 (*movtf_mips16, *movv2sf): Likewise.
13497 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13498 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13499 (mfhc1<mode>): Use "move_type" instead of "move".
13500 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13501 (loadgp_blockage): Remove the "length" attribute.
13502 (blockage, set_got_version, update_got_version): Likewise.
13503 (call_internal): Remove the "extended_mips16" attribute.
13504 (call_value_internal, call_value_multiple_internal): Likewise.
13505 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13507 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13508 the "length" attribute.
13510 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13512 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13513 -Wcast-qual warnings.
13514 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13515 handle_pragma_pop_macro): Likewise.
13516 * collect2.c (resolve_lib_name): Likewise.
13517 * config/arc/arc.c (arc_init): Likewise.
13518 * config/arm/arm.c (neon_builtin_compare,
13519 locate_neon_builtin_icode): Likewise.
13520 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13521 * config/bfin/bfin.c (bfin_init_machine_status,
13522 bfin_optimize_loop): Likewise.
13523 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13524 * config/cris/cris.c (cris_init_expanders): Likewise.
13525 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13526 * config/darwin.c (machopic_indirection_eq,
13527 machopic_indirection_name, machopic_output_indirection): Likewise.
13528 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13529 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13530 frv_optimize_membar): Likewise.
13531 * config/i386/cygwin.h (mingw_scan,
13532 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13533 * config/i386/cygwin1.c (mingw_scan): Likewise.
13534 * config/i386/i386.c (machopic_output_stub): Likewise.
13535 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13536 i386_pe_unique_section): Likewise.
13537 * config/ia64/ia64.c (ia64_init_machine_status,
13538 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13540 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13541 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13542 * config/m68k/m68k.c (m68k_handle_option,
13543 m68k_sched_md_init_global): Likewise.
13544 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13545 mcore_unique_section): Likewise.
13546 * config/mips/mips.c (mips_block_move_straight,
13547 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13549 * config/mmix/mmix.c (mmix_init_machine_status,
13550 mmix_encode_section_info): Likewise.
13551 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13552 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13553 print_operand_address, output_toc, redefine_groups,
13554 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13555 * config/s390/s390.c (s390_init_machine_status): Likewise.
13556 * config/score/score.c (score_block_move_straight,
13557 score_block_move_loop_body): Likewise.
13558 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13559 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13560 * emit-rtl.c (find_auto_inc): Likewise.
13561 * gcc.c (translate_options, process_command): Likewise.
13562 * reorg.c (dbr_schedule): Likewise.
13563 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13564 * xcoffout.c (xcoffout_declare_function): Likewise.
13566 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13568 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13569 ipa-pta working again.
13571 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13573 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13576 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13578 * config.gcc (powerpc*-*-*): Add new core e500mc.
13579 * config/rs6000/e500mc.md: New file.
13580 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13582 (rs6000_override_options): Add e500mc case to
13583 processor_target_table. Altivec and Spe options not allowed
13584 with e500mc. Add isel instruction to e500mc by
13585 default. Initialize rs6000_cost for e500mc.
13586 (rs6000_issue_rate): Set issue rate for e500mc.
13587 * config/rs6000/rs6000.h (processor_type): Add
13588 PROCESSOR_PPCE500MC.
13589 (ASM_CPU_SPEC): Add e500mc.
13590 Set TARGET_ISEL to rs6000_isel.
13591 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13592 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13593 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13595 * doc/invoke.texi: Add e500mc to list of cpus.
13597 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13600 * c-lex.c (lex_charconst): Initialize unsignedp.
13602 2008-06-27 Olivier Hainque <hainque@adacore.com>
13604 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13605 documented assumptions.
13607 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13609 * dwarf2out.c: Remove trailing white spaces. Break long line
13612 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13614 * libfuncs.h (LTI_synchronize): New libfunc_index.
13615 (synchronize_libfunc): Declare.
13616 * builtins.c (expand_builtin_synchronize): Consider using
13617 synchronize_libfunc before falling back on an asm blockage.
13618 * config/mips/mips.c: Include libfuncs.h
13619 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13621 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13623 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13624 parameter. Copy stack_reg to r11 where appropriate.
13625 (no_global_regs_above): Add gpr parameter.
13626 (rs6000_stack_info): Only add padding for SPE save area if we
13627 are saving SPE GPRs and CR.
13628 (saveres_routine_syms): New variable.
13629 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13631 (rs6000_savres_routine_sym): New function.
13632 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13634 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13635 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13636 Tweak FPR out-of-line saving.
13637 (rs6000_make_savres_rtx): New function.
13638 (rs6000_use_multiple_p): New function.
13639 (rs6000_savres_strategy): New function.
13640 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13641 out-of-line if appropriate.
13642 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13643 if we are optimizing for size.
13644 (GP_SAVE_INLINE): Define.
13645 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13646 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13647 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13648 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13649 (*save_fpregs_<mode>): Add use of r11.
13650 (*restore_gpregs_<mode>): New insn.
13651 (*return_and_restore_gpregs_<mode>): New insn.
13652 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13654 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13655 (*restore_gpregs_spe): New insn.
13656 (*return_and_restore_gpregs_spe): New insn.
13657 * config/rs6000/predicates.md (save_world_operation): Fix check.
13659 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13661 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13662 this point, so assert that.
13664 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13666 * cfganal.c: Include vec.h and vecprim.h.
13667 (compute_idf): Import from...
13668 * tree-into-ssa (compute_idf): ...here.
13669 * basic-block.h (compute_idf): Export.
13671 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13673 * c-decl.c (merge_decls): Use !current_function_decl to check for
13674 extern declaration of C99 inline function being at file scope.
13676 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13678 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13680 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13682 * alias.c (record_alias_subset, init_alias_analysis): Fix
13683 -Wc++-compat and/or -Wcast-qual warnings.
13684 * attribs.c (lookup_attribute_spec): Likewise.
13685 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13686 copy_bb, connect_traces,
13687 find_rarely_executed_basic_blocks_and_cr): Likewise.
13688 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13689 note_btr_set, migrate_btr_defs): Likewise.
13690 * builtins.c (result_vector, expand_builtin_memcpy,
13691 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13692 builtin_memset_read_str, expand_builtin_printf,
13693 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13695 * caller-save.c (mark_set_regs): Likewise.
13696 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13697 * cgraph.c (cgraph_edge): Likewise.
13698 * combine.c (likely_spilled_retval_1): Likewise.
13699 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13700 htab_counts_entry_del, get_coverage_counts): Likewise.
13701 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13702 new_cselib_val): Likewise.
13703 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13704 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13706 * df-core.c (df_compact_blocks): Likewise.
13707 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13708 * df-scan.c (df_grow_reg_info, df_ref_create,
13709 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13710 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13711 df_record_entry_block_defs, df_record_exit_block_uses,
13712 df_bb_verify): Likewise.
13713 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13714 DF_REF_EXTRACT_MODE_CONST): New.
13715 * dominance.c (get_immediate_dominator, get_dominated_by,
13716 nearest_common_dominator, root_of_dom_tree,
13717 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13718 -Wc++-compat and/or -Wcast-qual warnings.
13719 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13720 record_store, replace_read, check_mem_read_rtx, scan_insn,
13721 dse_step1, dse_record_singleton_alias_set): Likewise.
13722 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13724 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13726 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13727 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13728 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13729 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13730 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13731 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13732 file_name_acquire, output_file_names, add_const_value_attribute,
13733 premark_used_types_helper, file_table_eq, file_table_hash,
13734 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13735 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13736 -Wcast-qual warnings.
13737 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13738 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13739 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13740 gen_reg_rtx, start_sequence, init_emit): Likewise.
13741 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13742 * except.c (init_eh_for_function, gen_eh_region,
13743 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13744 arh_to_landing_pad, arh_to_label, add_action_record,
13745 add_call_site, switch_to_exception_section): Likewise.
13746 * expmed.c (synth_mult): Likewise.
13747 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13748 store_expr): Likewise.
13749 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13751 * function.c (assign_stack_temp_for_type,
13752 allocate_struct_function, match_asm_constraints_1): Likewise.
13753 * gcov-io.c (gcov_allocate): Likewise.
13754 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13755 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13756 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13757 record_one_set, insert_expr_in_table, insert_set_in_table,
13758 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13759 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13760 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13761 -Wcast-qual warnings.
13763 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13765 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13766 -Wcast-qual warnings.
13767 * gcc.c (process_command): Likewise.
13768 * genattrtab.c (oballoc): Use XOBNEW.
13769 (oballocvec): Define.
13770 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13771 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13772 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13773 -Wc++-compat and/or -Wcast-qual warnings.
13774 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13775 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13776 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13777 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13778 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13779 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13780 add_excls, process_presence_absence_names,
13781 process_presence_absence_patterns, add_presence_absence,
13782 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13783 get_free_state, add_arc, get_free_automata_list_el,
13784 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13785 transform_3, cache_presence, create_ainsns, create_automata,
13786 create_state_ainsn_table, dfa_insn_code_enlarge,
13787 output_trans_func, output_min_issue_delay_func,
13788 output_dead_lock_func, output_reset_func,
13789 output_get_cpu_unit_code_func, output_dfa_start_func,
13790 expand_automata): Likewise.
13791 * genextract.c (gen_insn): Likewise.
13792 * gengtype-lex.l: Likewise.
13793 * gengtype.c (read_input_list, adjust_field_type,
13794 process_gc_options): Likewise.
13795 * genoutput.c (note_constraint): Likewise.
13796 * genpreds.c (mangle, add_constraint): Likewise.
13797 * genrecog.c (process_define_predicate, new_decision,
13798 add_to_sequence): Likewise.
13799 * gensupport.c (record_insn_name): Likewise.
13801 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13803 * config/i386/driver-i386.c (detect_caches_amd,
13804 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13805 and/or -Wcast-qual warnings.
13806 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13807 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13808 gt_pch_save): Likewise.
13809 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13810 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13811 * global.c (compute_regsets): Likewise.
13812 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13813 finish_graph_dump_file): Likewise.
13814 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13815 unlink_bb_notes): Likewise.
13816 * integrate.c (get_hard_reg_initial_val): Likewise.
13817 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13818 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13819 * local-alloc.c (update_equiv_regs): Likewise.
13820 * loop-invariant.c (check_invariant_table_size,
13821 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13823 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13824 altered_reg_used, mark_altered): Likewise.
13825 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13826 insert_var_expansion_initialization,
13827 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13828 release_var_copies): Likewise.
13829 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13830 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13831 analyze_accesses_for_phi_node, check_var_notmodified_p,
13832 check_allocation_function, find_sites_in_func,
13833 record_all_accesses_in_func, transform_access_sites,
13834 transform_allocation_sites): Likewise.
13835 * omp-low.c (new_omp_region, create_omp_child_function_name,
13836 check_omp_nesting_restrictions, check_combined_parallel,
13837 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13838 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13839 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13840 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13842 * opts-common.c (prune_options): Likewise.
13843 * opts.c (add_input_filename, print_filtered_help,
13844 get_option_state): Likewise.
13845 * params.c (add_params): Likewise.
13846 * passes.c (set_pass_for_id, next_pass_1,
13847 do_per_function_toporder, pass_fini_dump_file): Likewise.
13848 * postreload.c (reload_cse_simplify_operands): Likewise.
13849 * predict.c (tree_predicted_by_p, tree_predict_edge,
13850 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13852 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13854 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13856 * recog.c (check_asm_operands, validate_change_1): Likewise.
13857 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13858 subst_asm_stack_regs): Likewise.
13859 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13860 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13861 * regmove.c (reg_is_remote_constant_p): Likewise.
13862 * regrename.c (regrename_optimize, scan_rtx_reg,
13863 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13865 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13866 regstat_compute_calls_crossed): Likewise.
13867 * reload1.c (init_reload, new_insn_chain,
13868 has_nonexceptional_receiver, reload, copy_reloads,
13869 calculate_needs_all_insns, init_elim_table): Likewise.
13870 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13871 * rtl.c (shallow_copy_rtx_stat): Likewise.
13872 * rtlanal.c (parms_set): Likewise.
13873 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13874 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13875 * sched-ebb.c (earliest_block_with_similiar_load,
13876 add_deps_for_risky_insns): Likewise.
13877 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13878 schedule_region): Likewise.
13879 * see.c (eq_descriptor_pre_extension,
13880 hash_descriptor_pre_extension, hash_del_pre_extension,
13881 eq_descriptor_properties, hash_descriptor_properties,
13882 hash_del_properties, see_seek_pre_extension_expr,
13883 see_initialize_data_structures, see_print_register_properties,
13884 see_print_pre_extension_expr, see_delete_merged_def_extension,
13885 see_delete_unmerged_def_extension, see_emit_use_extension,
13886 see_pre_delete_extension, see_map_extension, see_commit_changes,
13887 see_analyze_merged_def_local_prop,
13888 see_analyze_merged_def_local_prop,
13889 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13890 see_set_prop_merged_def, see_set_prop_unmerged_def,
13891 see_set_prop_unmerged_use, see_print_one_extension,
13892 see_merge_one_use_extension, see_merge_one_def_extension,
13893 see_store_reference_and_extension, see_update_uses_relevancy,
13894 see_update_defs_relevancy): Likewise.
13895 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13896 hash_statistics_free, curr_statistics_hash): Likewise.
13897 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13898 expand_asm_operands, expand_return, case_bit_test_cmp,
13899 expand_case): Likewise.
13900 * stor-layout.c (start_record_layout): Likewise.
13901 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13902 gt_pch_save_stringpool): Likewise.
13903 * tree-data-ref.c (hash_stmt_vertex_info,
13904 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13905 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13907 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13910 * config/i386/i386.md : Change constraints of HImode and QImode
13911 immediate operands from "i" to "n". Change SImode "ni" constraint to
13912 "i" and SImode "rmi" constraint to "g". Remove all constraints
13913 from const0_operand and const1_operand predicated operands.
13914 (i): Change QImode and HImode attribute from "i" to "n".
13915 (*subqi_2): Change HImode operands to QImode.
13918 2008-06-25 Olivier Hainque <hainque@adacore.com>
13920 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13923 2008-06-25 Richard Guenther <rguenther@suse.de>
13925 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13926 not overflow the result type.
13928 2008-06-25 Richard Guenther <rguenther@suse.de>
13930 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13931 (vn_lookup): Likewise.
13933 2008-06-25 Richard Guenther <rguenther@suse.de>
13935 PR tree-optimization/35518
13936 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13937 * tree-sra.c (instantiate_element): Use fold_build3 to build
13939 (try_instantiate_multiple_fields): Likewise.
13941 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13943 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13946 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13948 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13949 use_backchain_to_restore_sp to true
13950 if the offset of the link register save area would go over the 32k - 1
13951 offset limit of the load
13954 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13956 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13957 anchor for the type-punning blurb. Cross-reference "Structures
13958 unions enumerations and bit-fields implementation". Provide a
13959 cast-through-pointer example. Make final sentence self-contained.
13960 * doc/implement-c.texi (Structures unions enumerations and
13961 bit-fields implementation): Cross-reference the type-punning blurb
13962 in the -fstrict-aliasing documentation.
13964 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13966 PR middle-end/36594
13967 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13968 the memory instead of the memory itself for the save area.
13970 2008-06-24 Olivier Hainque <hainque@adacore.com>
13971 Nicolas Roche <roche@adacore.com>
13973 * gengtype.c (srcdir_len): size_t instead of int.
13974 (get_file_realbasename): New function. For F a filename, the real
13975 basename of F, with all the path components stripped.
13976 (get_file_srcdir_relative_path): New function. For F a filename, the
13977 relative path to F from $(srcdir).
13978 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13979 get_file_realbasename. Adjust the head comment.
13980 (get_prefix_langdir_index): New function. For F a filename, return the
13981 lang_dir_names[] relative index of the language directory that is
13983 (get_file_langdir): For F a filename, return the name of the language
13984 directory where F is located.
13985 (get_file_gtfilename): New function. The gt- output file name for an
13987 (get_output_file_with_visibility): Replace in-line computations with
13988 uses of get_file_gtfilename and get_prefix_langdir_index.
13989 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13991 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13993 PR tree-optimization/36504
13994 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13995 references without base address.
13997 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13999 PR middle-end/36584
14000 * calls.c (expand_call): Increase alignment for recursive functions.
14002 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14004 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14005 (TARGET_FUNCTION_VALUE): New define.
14006 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14007 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14009 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14011 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14012 (fmod<mode>3): Ditto.
14013 (remainderxf3): Ditto.
14014 (remainder<mode>3): Ditto.
14016 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14019 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14020 REG is a hard register.
14022 PR tree-optimization/36508
14023 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14024 499, don't check it at all in release compilers.
14026 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14028 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14029 together with SSE_TARGET_MATH to disable insn pattern.
14030 (*fop_<MODEF:mode>_2_i387): Ditto.
14031 (*fop_<MODEF:mode>_3_i387): Ditto.
14033 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14035 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14037 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14039 PR middle-end/34906
14040 * gimplify.c (gimplify_asm_expr): Check the return code of
14041 parse_output_constraint call, set function return and is_inout
14042 value if it failed.
14044 2008-06-22 Ian Lance Taylor <iant@google.com>
14046 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14047 (narrowest_signed_type): Likewise.
14048 * c-typeck.c (c_common_type): Change local variable mclass to enum
14050 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14051 tcc_comparison, not the tree code itself.
14052 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14053 (c_expand_expr): Cast modifier to enum expand_modifier.
14054 * c-common.h (C_RID_CODE): Add casts.
14055 (C_SET_RID_CODE): Define.
14056 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14057 (c_lex_one_token): Add cast to avoid warning.
14058 (c_parser_objc_type_name): Rename local typename to type_name.
14059 (check_no_duplicate_clause): Change code parameter to enum
14061 (c_parser_omp_var_list_parens): Change kind parameter to enum
14063 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14064 c_parser_omp_list_var_parens.
14065 (c_parser_omp_threadprivate): Likewise.
14066 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14067 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14068 * c-format.c (NO_FMT): Define.
14069 (printf_length_specs): Use NO_FMT.
14070 (asm_fprintf_length_specs): Likewise.
14071 (gcc_diag_length_specs): Likewise.
14072 (scanf_length_specs): Likewise.
14073 (strfmon_length_specs): Likewise.
14074 (gcc_gfc_length_specs): Likewise.
14075 (printf_flag_specs): Change 0 to STD_C89.
14076 (asm_fprintf_flag_specs): Likewise.
14077 (gcc_diag_flag_specs): Likewise.
14078 (gcc_cxxdiag_flag_specs): Likewise.
14079 (scanf_flag_specs): Likewise.
14080 (strftime_flag_specs): Likewise.
14081 (strfmon_flag_specs): Likewise.
14082 (print_char_table): Likewise.
14083 (asm_fprintf_char_table): Likewise.
14084 (gcc_diag_char_table): Likewise.
14085 (gcc_tdiag_char_table): Likewise.
14086 (gcc_cdiag_char_table): Likewise.
14087 (gcc_cxxdiag_char_table): Likewise.
14088 (gcc_gfc_char_table): Likewise.
14089 (scan_char_table): Likewise.
14090 (time_char_table): Likewis.
14091 (monetary_char_table): Likewise.
14092 * c-format.h (BADLEN): Likewise.
14094 2008-06-21 Ian Lance Taylor <iant@google.com>
14096 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14097 Define END_OF_BASE_TREE_CODES around inclusion.
14098 * tree.c (tree_code_type): New global array.
14099 (tree_code_length, tree_code_name): Likewise.
14100 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14101 $(lang_tree_files).
14102 (all-tree.def, s-alltree): New targets.
14103 (gencheck.h, s-gencheck): Remove.
14104 (tree.o): Depend upon all-tree.def.
14105 (build/gencheck.o): Remove gencheck.h dependency.
14106 (mostlyclean): Don't remove gencheck.h.
14107 * c-common.h (enum c_tree_code): Remove.
14108 * c-lang.c (tree_code_type): Remove.
14109 (tree_code_length, tree_code_name): Remove.
14110 * gencheck.c (tree_codes): Include all-tree.def, rather than
14111 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14113 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14115 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14116 (operator_name_info): Size to MAX_TREE_CODES.
14117 (assignment_operator_name_info): Likewise.
14118 * cp/cp-lang.c (tree_code_type): Remove.
14119 (tree_code_length, tree_code_name): Remove.
14120 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14121 (assignment_operator_name_info): Likewise.
14122 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14124 * cp/mangle.c (write_expression): Likewise.
14125 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14126 * fortran/f95-lang.c (tree_code_type): Remove.
14127 (tree_code_length, tree_code_name): Remove.
14128 * java/java-tree.h (enum java_tree_code): Remove.
14129 * java/lang.c (tree_code_type): Remove.
14130 (tree_code_length, tree_code_name): Remove.
14131 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14132 * objc/objc-act.h (enum objc_tree_code): Remove.
14133 * objc/objc-lang.c (tree_code_type): Remove.
14134 (tree_code_length, tree_code_name): Remove.
14135 * objcp/objcp-lang.c (tree_code_type): Remove.
14136 (tree_code_length, tree_code_name): Remove.
14137 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14138 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14139 * ada/misc.c (tree_code_type): Remove.
14140 (tree_code_length, tree_code_name): Remove.
14142 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14144 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14145 the grand_bitmap_obstack.
14147 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14149 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14150 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14151 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14152 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14153 move_stmt_r, new_label_mapper): Likewise.
14154 * tree-complex.c (cvc_lookup): Likewise.
14155 * tree-dfa.c (create_function_ann): Likewise.
14156 * tree-dump.c (dump_register): Likewise.
14157 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14158 find_phi_replacement_condition): Likewise.
14159 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14160 tree_function_versioning): Likewise.
14161 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14162 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14163 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14164 get_nonlocal_debug_decl, convert_nonlocal_reference,
14165 convert_nonlocal_omp_clauses, get_local_debug_decl,
14166 convert_local_reference, convert_local_omp_clauses,
14167 convert_nl_goto_reference, convert_nl_goto_receiver,
14168 convert_tramp_reference, convert_call_expr): Likewise.
14169 * tree-outof-ssa.c (contains_tree_r): Likewise.
14170 * tree-parloops.c (reduction_phi, initialize_reductions,
14171 eliminate_local_variables_1, add_field_for_reduction,
14172 add_field_for_name, create_phi_for_local_result,
14173 create_call_for_reduction_1, create_loads_for_reductions,
14174 create_stores_for_reduction, create_loads_and_stores_for_name):
14176 * tree-phinodes.c (allocate_phi_node): Likewise.
14177 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14178 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14179 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14180 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14181 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14182 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14183 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14184 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14185 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14186 vn_nary_op_insert): Likewise.
14187 * tree-ssa.c (redirect_edge_var_map_add,
14188 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14189 * tree-vectorizer.c (vectorize_loops): Likewise.
14190 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14191 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14192 tree_cons_stat, build1_stat, build_variant_type_copy,
14193 decl_init_priority_lookup, decl_fini_priority_lookup,
14194 decl_priority_info, decl_restrict_base_lookup,
14195 decl_restrict_base_insert, decl_debug_expr_lookup,
14196 decl_debug_expr_insert, decl_value_expr_lookup,
14197 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14198 type_hash_add, get_file_function_name, tree_check_failed,
14199 tree_not_check_failed, tree_range_check_failed,
14200 omp_clause_range_check_failed, build_omp_clause,
14201 build_vl_exp_stat): Likewise.
14202 * value-prof.c (gimple_histogram_value,
14203 gimple_duplicate_stmt_histograms): Likewise.
14204 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14205 unshare_variable, variable_union_info_cmp_pos, variable_union,
14206 dataflow_set_different_1, dataflow_set_different_2,
14207 vt_find_locations, variable_was_changed, set_variable_part,
14208 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14209 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14210 section_entry_hash, object_block_entry_eq,
14211 object_block_entry_hash, create_block_symbol,
14212 initialize_cold_section_name, default_function_rodata_section,
14213 strip_reg_name, set_user_assembler_name, const_desc_eq,
14214 build_constant_desc, output_constant_def, lookup_constant_def,
14215 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14216 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14217 default_internal_label): Likewise.
14218 * varray.c (varray_init, varray_grow): Likewise.
14219 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14221 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14223 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14224 operators for "test" insn. Macroize insn using SWI mode macro.
14225 (*jcc_fused_2): Ditto.
14226 (*jcc_fused_3): Macroize insn using SWI mode macro.
14227 (*jcc_fused_4): Ditto.
14229 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14231 * tree-ssa-pre.c: Fix typo in comment.
14232 (init_antic, fini_antic): Add explicit funtions for
14233 initializing and deinitializing ANTIC and AVAIL sets.
14234 (create_expression_by_pieces): Fix typo in comment.
14235 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14236 (execute_pre): Eventually dump details about ANTIC_IN.
14238 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14240 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14241 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14242 add_to_obstack, file_at_path, find_a_file, execute,
14243 add_preprocessor_option, add_assembler_option, add_linker_option,
14244 process_command, insert_wrapper, do_option_spec, do_self_spec,
14245 spec_path, do_spec_1, is_directory, main, used_arg,
14246 getenv_spec_function): Likewise.
14247 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14248 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14251 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14253 * doc/rtl.texi: Updated subreg section.
14255 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14258 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14259 node->needed and node->reachable.
14260 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14261 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14262 (expand_task_call): Don't call expand_task_copyfn.
14263 (expand_task_copyfn): Renamed to...
14264 (finalize_task_copyfn): ... this.
14266 2008-06-19 Jan Hubicka <jh@suse.cz>
14268 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14269 clobbering framepointer.
14271 2008-06-19 Jan Hubicka <jh@suse.cz>
14273 * tree-optimize.c (execute_early_local_optimizations): Set
14274 cgraph_state only at first invocation.
14276 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14278 * system.h (-Wc++-compat): Activate as a warning, no an error.
14280 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14282 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14283 instead of "#" in insn asm template.
14284 (*jcc_fused_2): Ditto.
14286 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14288 * config/i386/i386.h (ix86_tune_indices)
14289 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14290 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14291 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14292 (*jcc_fused_2): Ditto.
14293 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14294 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14295 (print operand): Handle 'E' and 'e' code.
14297 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14299 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14300 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14301 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14303 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14305 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14307 (cgraph_expand_function): Use local copy of decl.
14308 (cgraph_expand_all_functions): Remove redundant initialization of
14310 (cgraph_optimize): Reword internal_error message.
14312 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14314 * arm-protos.h (arm_return_in_memory): Remove public
14315 arm_return_in_memory() prototype.
14316 * arm.c (arm_return_in_memory): Add static prototype, add target
14317 hook macro, change definition and comments.
14318 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14320 2008-06-19 Ben Elliston <bje@au.ibm.com>
14322 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14323 real.c: Remove references to IEEE 754R.
14324 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14325 * doc/libgcc.texi (Decimal float library routines): Likewise.
14327 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14329 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14330 (default_unwind_word_mode): Add prototype.
14331 * targhooks.c (default_unwind_word_mode): New function.
14332 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14333 instead of word_mode.
14334 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14335 (TARGET_INITIALIZER): Use it.
14337 * c-common.c (handle_mode_attribute): Support "unwind_word"
14339 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14341 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14342 word_mode to access SjLj_Function_Context member "data".
14343 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14344 conversion from targetm.eh_return_filter_mode () to
14345 targetm.unwind_word_mode () if they differ.
14347 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14348 (BT_FN_UNWINDWORD_PTR): New function type.
14349 (BT_FN_WORD_PTR): Remove.
14350 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14351 * except.c (expand_builtin_extend_pointer): Convert pointer to
14352 targetm.unwind_word_mode () instead of word_mode.
14354 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14355 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14356 (spu_unwind_word_mode): New function.
14357 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14358 (TARGET_UNWIND_WORD_MODE): Define.
14359 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14361 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14363 * config/spu/spu.c (reg_align): Remove.
14364 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14365 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14366 (spu_split_store): Likewise.
14368 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14370 * gcc/tree-vn.c: Fix typo in comment.
14372 2008-06-18 Jan Hubicka <jh@suse.cz>
14374 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14375 toplevel reorder too.
14377 2008-06-18 Jan Hubicka <jh@suse.cz>
14379 * c-opts.c (c_common_post_options): PCH is not compatible with
14381 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14382 -fno-toplevel-reorder by default now.
14384 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14386 PR documentation/30739
14387 * doc/install.texi (Prerequisites): Document dependency on awk.
14389 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14390 Ian Lance Taylor <iant@google.com>
14392 PR rtl-optimization/35604
14393 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14394 only want to change jump destinations, not eventual label comparisons.
14396 2008-06-16 Jan Hubicka <jh@suse.cz>
14398 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14400 (cgraph_analyze_function): Likewise.
14402 2008-06-16 Jan Hubicka <jh@suse.cz>
14404 * cgraph.h (cgraph_mark_if_needed): New function.
14405 * cgraphunit.c (cgraph_mark_if_needed): New function.
14406 * c-decl.c (duplicate_decl): Use it.
14408 2008-06-16 Jan Hubicka <jh@suse.cz>
14410 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14413 2008-06-16 Jan Hubicka <jh@suse.cz>
14415 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14417 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14418 Kazu Hirata <kazu@codesourcery.com>
14419 Maxim Kuvyrkov <maxim@codesourcery.com
14421 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14422 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14423 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14424 EXTRA_SPEC_FUNCTIONS.
14425 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14426 (DRIVER_SELF_SPECS): Adjust.
14427 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14428 * config/mips/st.h, config/mips/t-st: New.
14429 * config/mips/driver-native.c, config/mips/x-native: New.
14430 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14433 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14435 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14437 (ISA_HAS_FP_CONDMOVE): New macro.
14438 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14439 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14440 (ISA_HAS_NMADD3_NMSUB3): New macro.
14441 * config/mips/mips.c (mips_rtx_costs): Update.
14442 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14443 compiling for ST Loongson 2E/2F.
14444 (madd<mode>): Rename to madd4<mode>. Update.
14445 (madd3<mode>): New pattern.
14446 (msub<mode>): Rename to msub4<mode>. Update.
14447 (msub3<mode>): New pattern.
14448 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14449 (nmadd3<mode>): New pattern.
14450 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14451 (nmadd3<mode>_fastmath): New pattern.
14452 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14453 (nmsub3<mode>): New pattern.
14454 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14455 (nmsub3<mode>_fastmath): New pattern.
14456 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14458 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14460 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14461 (DF_REF_INSN_INFO): New.
14462 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14463 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14464 with a NULL DF_REF_INSN_INFO.
14465 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14467 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14468 DF_INSN_INFO_EQ_USES): New.
14469 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14470 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14471 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14472 * df-core.c: Update comment for above changes.
14473 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14474 DF_INSN_UID_* macros.
14475 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14476 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14477 insn rtx. Update all callers.
14478 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14479 df_ref_create_structure, df_insn_refs_collect): Likewise.
14480 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14481 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14482 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14483 macros to access the insn refs.
14484 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14485 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14486 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14487 for accessing the refs.
14488 (try_fwprop_subst): Likewise.
14489 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14490 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14491 for accessing the refs.
14492 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14493 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14494 to look at the insn refs.
14495 (record_uses): Likewise.
14496 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14498 (mark_artificial_uses): Don't mark_insn for artificial refs.
14499 (mark_reg_rependencies): Likewise.
14501 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14503 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14505 * configure: Regenerate.
14507 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14509 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14510 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14511 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14513 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14515 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14516 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14517 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14519 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14521 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14522 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14523 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14525 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14527 * tree-ssa-sccvn.c: Fix format of comments.
14529 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14531 * cgraph.c: Remove unneeded forward declarations of eq_node()
14534 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14536 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14538 (see_update_relevancy): Likewise.
14539 * fwprop.c (try_fwprop_subst): Likewise.
14540 * rtlanal.c (noop_move_p): Likewise.
14541 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14542 notes to non-existing libcall blocks.
14543 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14545 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14546 (dead_libcall_p): Remove.
14547 (delete_trivially_dead_insns): Don't use it.
14548 * web.c (union_defs): Remove comment about keeping nops.
14549 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14550 (compute_hash_table_work): Don't track libcall notes.
14551 (do_local_cprop): Don't take libcall pointers. Don't update
14553 (adjust_libcall_notes): Deleted.
14554 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14555 ever have existed in the first place).
14556 (replace_store_insn): Don't try to remove libcall notes.
14557 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14558 (resolve_reg_notes): Don't call them.
14559 (resolve_simple_move): Likewise.
14560 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14561 Don't remove REG_RETVAL notes.
14562 * emit-rtl.c (try_split): Don't update libcall notes.
14563 (emit_copy_of_insn_after): Dito.
14564 * cselib.c (cselib_current_insn_in_libcall): Remove.
14565 (cselib_process_insn): Don't set/clear it.
14566 (new_elt_loc_list): Don't record it.
14567 (cselib_init): Don't initialize it.
14568 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14569 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14571 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14572 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14573 (init_deps): Don't initialize it.
14574 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14575 * combine.c (delete_noop_moves): Don't update libcall notes.
14576 (can_combine_p): Remove now pointless #if 0 block.
14577 (try_combine): Remove another obsolete #if 0 block.
14578 (distribute_notes): Don't distribute libcall notes.
14579 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14580 * dce.c (libcall_dead_p): Remove.
14581 (delete_unmarked_insns): Don't handle libcall blocks.
14582 (preserve_libcall_for_dce): Remove.
14583 (prescan_insns_for_dce): Don't special-case libcall block insns.
14584 * reload1 (reload): Don't handle libcall notes.
14585 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14588 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14590 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14591 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14592 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14594 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14596 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14597 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14598 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14600 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14602 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14604 2008-06-16 Ira Rosen <irar@il.ibm.com>
14606 PR tree-optimization/36493
14607 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14608 the arguments list. Use VECTYPE to create vector pointer.
14609 (vectorizable_store): Fail if accesses through a pointer to vectype
14610 do not alias the original memory reference operands.
14611 Call vect_create_data_ref_ptr without the removed argument.
14612 (vectorizable_load): Likewise.
14613 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14616 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14619 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14620 reg_equiv_constant.
14622 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14624 * config/mips/loongson2ef.md: New file.
14625 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14626 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14627 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14628 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14629 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14631 (loongson2ef.md): New include.
14632 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14633 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14634 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14635 (loongson_gt_<mode>, loongson_extract_halfword)
14636 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14637 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14638 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14639 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14640 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14641 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14642 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14643 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14644 (vec_interleave_low<mode>): Define type attribute.
14645 * config/mips/mips.c (mips_ls2): New static variable.
14646 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14647 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14648 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14649 Implement target scheduling hooks.
14650 (mips_multipass_dfa_lookahead): Update to handle tuning for
14652 (mips_sched_init): Initialize data for Loongson scheduling.
14653 (mips_ls2_variable_issue): New static function.
14654 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14656 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14657 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14658 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14659 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14660 Handle ST Loongson 2E/2F cores.
14661 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14663 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14665 * omp-low.c (extract_omp_for_data): Fix comment typo.
14668 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14670 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14671 FIXME note about gcc/config.guess.
14672 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14673 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14674 * doc/cppopts.texi: Likewise.
14675 * doc/extend.texi: Likewise.
14676 * doc/gcc.texi: Likewise.
14677 * doc/gccint.texi: Likewise.
14678 * doc/gcov.texi: Likewise.
14679 * doc/gty.texi: Likewise.
14680 * doc/hostconfig.texi: Likewise.
14681 * doc/install.texi: Likewise.
14682 * doc/invoke.texi: Likewise.
14683 * doc/loop.texi: Likewise.
14684 * doc/makefile.texi: Likewise.
14685 * doc/md.texi: Likewise.
14686 * doc/passes.texi: Likewise.
14687 * doc/tm.texi: Likewise.
14688 * doc/tree-ssa.texi: Likewise.
14689 * doc/trouble.texi: Likewise.
14691 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14692 Nathan Sidwell <nathan@codesourcery.com>
14693 Maxim Kuvyrkov <maxim@codesourcery.com>
14694 Richard Sandiford <rdsandiford@googlemail.com>
14696 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14697 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14698 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14700 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14701 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14702 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14704 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14705 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14706 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14707 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14708 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14709 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14710 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14711 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14712 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14713 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14714 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14715 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14716 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14717 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14718 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14719 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14720 (mips_builtins): Add Loongson builtins.
14721 (mips_loongson_2ef_bdesc): New.
14722 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14723 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14724 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14725 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14727 (mips_expand_vector_init): New.
14728 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14729 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14731 * config/mips/mips.md: Add unspec numbers for Loongson
14732 builtins. Include loongson.md.
14733 (MOVE64): Include Loongson vector modes.
14734 (SPLITF): Include Loongson vector modes.
14735 (HALFMODE): Handle Loongson vector modes.
14736 * config/mips/loongson.md: New.
14737 * config/mips/loongson.h: New.
14738 * config.gcc: Add loongson.h header for mips*-*-* targets.
14739 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14741 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14743 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14744 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14745 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14746 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14747 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14748 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14749 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14750 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14751 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14752 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14753 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14754 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14755 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14756 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14757 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14758 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14759 Remove use_fixproto=yes.
14760 (ia64*-*-hpux*): Remove comment about using fixproto.
14761 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14763 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14765 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14767 * configure: Regenerate.
14769 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14771 PR middle-end/36520
14772 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14773 before evaluating it.
14775 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14778 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14779 nested inline functions.
14780 (start_decl, start_function): Don't invert DECL_EXTERNAL
14781 for nested inline functions.
14783 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14785 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14786 splits that must be made for correctness.
14788 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14790 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14791 (AVAIL_NON_MIPS16): Likewise.
14792 (mips_builtin_description): Replace target_flags with a predicate.
14793 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14794 (dspr2_32): New availability predicates.
14795 (MIPS_BUILTIN): New macro.
14796 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14797 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14798 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14799 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14800 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14801 (mips_dsp_32only_bdesc): Merge into...
14802 (mips_builtins): ...this new array.
14803 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14804 (mips_init_builtins): Update after above changes.
14805 (mips_expand_builtin_1): Merge into...
14806 (mips_expand_builtin): ...here and update after above changes.
14808 2008-06-12 Paul Brook <paul@codesourcery.com>
14810 * longlong.h (__arm__): Define count_leading_zeros.
14811 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14812 (clzsi2, clzdi2): New functions.
14813 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14814 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14815 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14816 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14817 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14818 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14819 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14820 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14821 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14822 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14824 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14826 * config/m68k/m68k.c (m68k_tune_flags): New.
14827 (override_options): Compute m68k_tune_flags.
14828 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14829 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14831 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14833 PR middle-end/36506
14834 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14836 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14838 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14839 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14841 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14843 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14844 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14846 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14848 PR middle-end/36506
14849 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14852 2008-06-12 Richard Guenther <rguenther@suse.de>
14854 PR tree-optimization/36345
14855 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14856 add memory_tag_needed flag.
14857 (may_alias_p): Declare.
14858 * tree-ssa-alias.c (may_alias_p): Export.
14859 (set_initial_properties): Use memory_tag_needed flag.
14860 (update_reference_counts): Likewise.
14861 (reset_alias_info): Reset memory_tag_needed flag.
14862 (create_name_tags): Check memory_tag_needed flag.
14863 (dump_points_to_info_for): Dump it.
14864 * tree-ssa-structalias.c (struct variable_info): Remove
14865 directly_dereferenced flag.
14866 (new_var_info): Do not initialize it.
14867 (process_constraint_1): Do not set it.
14868 (update_alias_info): Set is_dereferenced flag.
14869 (set_uids_in_ptset): Use may_alias_p.
14870 (set_used_smts): Check memory_tag_needed flag.
14871 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14872 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14873 memory_tag_needed flag.
14874 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14875 from broken design.
14877 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14879 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14880 red zone for w64 abi.
14881 (ix86_expand_prologue): Likewise.
14882 (ix86_force_to_memory): Likewise.
14883 (ix86_free_from_memory): Likewise.
14885 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14888 * config/rs6000/rs6000.c (rs6000_override_options): Set
14889 rs6000_isel conditionally to the absence of comand line override.
14890 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14891 Remove duplicate rs6000_isel setting.
14892 * config/rs6000/eabispe.h: Ditto.
14894 2008-06-11 Richard Guenther <rguenther@suse.de>
14896 * alias.c (get_alias_set): Use the element alias-set for arrays.
14897 (record_component_aliases): For arrays and vectors do nothing.
14898 * c-common.c (strict_aliasing_warning): Handle the cases
14899 of alias set zero explicitly.
14900 * Makefile.in (dfp.o-warn): Add -Wno-error.
14902 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14904 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14906 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14907 tune_32 tune_64 to supported_defaults. Allow values not
14908 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14909 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14910 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14911 with_cpu_64 to generic for 64-bit-supporting configurations, not
14912 with_cpu. Remove FIXMEs.
14913 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14914 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14915 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14916 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14917 arch_32 and arch_64.
14919 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14920 Olivier Hainque <hainque@adacore.com>
14922 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14923 Use DECL_SIZE_UNIT to retrieve the size of the field.
14925 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14927 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14928 with function calls after declarations. Lay out
14929 neon_float_type_node before further use.
14931 2008-06-11 Richard Guenther <rguenther@suse.de>
14933 * tree-flow.h (may_point_to_global_var): Declare.
14934 * tree-ssa-alias.c (may_point_to_global_var): New function.
14935 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14937 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14939 * configure.ac: Teach that fido supports .debug_line.
14940 * configure: Regenerate.
14942 2008-06-10 Tom Tromey <tromey@redhat.com>
14944 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14947 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14949 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14950 (encode_decimal64, decode_decimal64, encode_decimal128,
14951 decode_decimal128): Reverse order of 32-bit parts of value if host
14952 and target endianness differ.
14954 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14956 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14957 Avoid division by 0.
14958 (tree_mod_pow2_value_transform): Likewise.
14959 (tree_ic_transform): Likewise.
14960 (tree_stringops_transform): Likewise.
14961 (tree_mod_subtract_transform): Likewise.
14962 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14963 (copy_edges_for_bb): Likewise.
14964 (initialize_cfun): Likewise.
14966 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14968 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14969 nonmemory_operand. Add "N" operand constraint.
14971 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14972 (*jcc_btsi_mask): Ditto.
14973 (*jcc_btsi_mask_1): Ditto.
14975 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14977 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14978 TYPE_CANONICAL for copied element type.
14980 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14983 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14984 Add m_CORE2 and m_GENERIC.
14985 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14986 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14988 (*jcc_btdi_rex64): New instruction and split pattern.
14989 (*jcc_btsi): Ditto.
14990 (*jcc_btsi_1): Ditto.
14991 (*btsq): Fix Intel asm dialect operand order.
14995 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14997 PR middle-end/36447
14998 * simplify-rtx.c (simplify_subreg): Add check for shift count
15001 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15003 * doc/md.texi: Synchronize with later constraints.md change.
15004 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15005 with a C implementation.
15006 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15008 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15009 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15010 when moving to and from MD_REGNUM.
15011 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15012 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15013 Handle byte and halfword moves.
15014 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15016 * config/mips/constraints.md (h): Turn into NO_REGS.
15017 (l, x): Update documentation.
15018 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15019 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15020 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15021 (HILO): New mode iterator.
15023 (any_div): New code iterator.
15024 (u): Extend code attribute to div and udiv.
15025 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15026 d_operand in the splitters. Remove redundant CONST_INT checks.
15027 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15028 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15029 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15030 accordingly, using normal moves instead of unspecs to move LO into
15031 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15032 (<u>mulsidi3): Handle expansion in C code.
15033 (<u>mulsidi3_32bit_internal): Rename to...
15034 (<u>mulsidi3_32bit): ...this.
15035 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15036 (*<u>mulsidi3_64bit): Rename to...
15037 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15038 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15039 to set LO and HI to the multiplication result. Use a normal move
15040 for MFLO and an unspec for MFHI.
15041 (*<u>mulsidi3_64bit_parts): Replace with...
15042 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15043 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15044 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15045 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15046 instead of HI. Split the instruction into a separate multiplication
15047 and MFHI if !TARGET_FIX_R4000.
15048 (<su>muldi3_highpart): Likewise.
15049 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15050 and the "=h" clobber.
15051 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15052 (<u>mulditi3): New expander.
15053 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15054 (madsi): Remove "=h" clobber.
15055 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15056 Force the modulus result to be a GPR and split the instruction into
15057 a division followed by an MFHI after reload.
15058 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15059 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15060 the MIPS16 HIGH define_split.
15061 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15062 of acc<->gpr moves to "multi".
15063 (*movdi_64bit): Replace the single "x" alternative with
15064 alternatives for moving into and out of "a".
15065 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15066 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15067 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15068 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15069 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15070 (movti): New expander.
15071 (*movti, *movti_mips16): New insns.
15072 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15073 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15074 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15075 * config/mips/predicates.md (fpr_operand): Delete.
15076 (d_operand): New predicate.
15078 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15080 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15081 failure on some Bourne shells.
15082 (x86_64-*-*): Ditto.
15084 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15086 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15088 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15090 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15091 (sparc-sun-solaris2*): Likewise.
15093 2008-06-09 Arnaud Charlet <charlet@adacore.com
15095 * doc/install.texi: Update requirements to build the Ada compiler.
15097 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15099 * df-scan.c (struct df_scan_problem_data): Remove the
15100 mw_link_pool alloc pool.
15101 (df_scan_free_internal): Don't free it.
15102 (df_scan_alloc): Don't allocate it.
15103 * df.h (struct df_link): Update comment.
15105 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15107 * except.h: Correct checks for when SJLJ exceptions must be used.
15109 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15111 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15114 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15116 PR tree-optimization/36218
15117 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15118 configure for the build system.
15119 (BUILD_LDFLAGS): Define.
15120 * configure: Regenerate.
15121 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15123 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15126 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15127 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15128 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15130 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15132 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15134 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15136 * config.gcc (Obsolete configurations): Remove list of
15138 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15139 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15140 targets matched by those patterns.
15141 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15142 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15143 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15144 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15145 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15146 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15147 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15148 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15149 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15150 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15151 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15152 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15153 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15154 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15155 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15156 Make code for Solaris 7 and greater unconditional for Solaris.
15157 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15158 Remove --with-* handling.
15159 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15160 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15161 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15162 LINK_OS_WINDISS_SPEC): Remove.
15163 * config/rs6000/sysv4.opt (mwindiss): Remove.
15164 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15165 * configure: Regenerate.
15166 * doc/cpp.texi: Don't mention BeOS.
15167 * doc/extend.texi (interrupt): Don't mention MS1.
15168 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15169 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15170 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15171 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15172 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15174 * doc/invoke.texi (MT Options): Remove.
15175 (-mwindiss): Remove.
15176 (CRIS Options): Remove cris-axis-aout references.
15177 (HPPA Options): Don't mention hppa1.1-*-pro.
15178 * doc/md.texi: (MorphoTech family): Remove.
15179 * libgcc2.c: Don't handle UWIN.
15180 * config/alpha/t-unicosmk: Remove.
15181 * config/alpha/unicosmk.h: Remove.
15182 * config/arm/kaos-arm.h: Remove.
15183 * config/arm/kaos-strongarm.h: Remove.
15184 * config/arm/strongarm-coff.h: Remove.
15185 * config/arm/strongarm-elf.h: Remove.
15186 * config/arm/strongarm-pe.h: Remove.
15187 * config/arm/t-strongarm-pe: Remove.
15188 * config/arm/t-xscale-coff: Remove.
15189 * config/arm/t-xscale-elf: Remove.
15190 * config/arm/xscale-coff.h: Remove.
15191 * config/arm/xscale-elf.h: Remove.
15192 * config/chorus.h: Remove.
15193 * config/cris/aout.h: Remove.
15194 * config/cris/aout.opt: Remove.
15195 * config/cris/t-aout: Remove.
15196 * config/i386/beos-elf.h: Remove.
15197 * config/i386/kaos-i386.h: Remove.
15198 * config/i386/ptx4-i.h: Remove.
15199 * config/i386/sco5.h: Remove.
15200 * config/i386/sco5.opt: Remove.
15201 * config/i386/sysv4-cpp.h: Remove.
15202 * config/i386/sysv5.h: Remove.
15203 * config/i386/t-beos: Remove.
15204 * config/i386/t-sco5: Remove.
15205 * config/i386/t-uwin: Remove.
15206 * config/i386/uwin.asm: Remove.
15207 * config/i386/uwin.h: Remove.
15208 * config/kaos.h: Remove.
15209 * config/mips/windiss.h: Remove.
15210 * config/mt: Remove directory.
15211 * config/pa/pa-osf.h: Remove.
15212 * config/pa/pa-pro-end.h: Remove.
15213 * config/pa/t-pro: Remove.
15214 * config/ptx4.h: Remove.
15215 * config/rs6000/beos.h: Remove.
15216 * config/rs6000/kaos-ppc.h: Remove.
15217 * config/rs6000/t-beos: Remove.
15218 * config/rs6000/windiss.h: Remove.
15219 * config/sh/kaos-sh.h: Remove.
15220 * config/sol2-6.h: Remove.
15221 * config/sparc/sol26-sld.h: Remove.
15222 * config/sparc/sysv4-only.h: Remove.
15223 * config/vax/bsd.h: Remove.
15224 * config/vax/t-memfuncs: Remove.
15225 * config/vax/ultrix.h: Remove.
15226 * config/vax/vaxv.h: Remove.
15227 * config/windiss.h: Remove.
15229 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15231 PR rtl-optimization/36438
15232 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15233 for vector shifts with constant scalar shift operands.
15235 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15237 * doc/invoke.texi: Document -march=xlr.
15238 * config/mips/xlr.md: New file.
15239 * config/mips/mips.md: Include it.
15241 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15242 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15243 (mips_rtx_cost_data): Likewise.
15245 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15247 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15248 PRE_INC and PRE_DEC cases.
15250 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15252 PR rtl-optimization/36419
15253 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15254 the emitting jump insn.
15257 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15258 is not bool, boolify the whole *expr_p and convert to the desired type.
15260 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15262 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15263 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15264 Add omp_private_outer_ref hook, add another argument to
15265 omp_clause_default_ctor hook.
15266 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15267 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15268 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15269 hook_tree_tree_tree_tree_null.
15270 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15271 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15272 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15273 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15274 * tree.def (OMP_TASK): New tree code.
15275 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15276 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15277 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15278 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15279 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15280 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15281 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15282 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15283 (OMP_DIRECTIVE_P): Add OMP_TASK.
15284 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15285 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15286 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15287 and OMP_CLAUSE_UNTIED entries.
15288 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15290 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15291 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15292 * tree-pretty-print.c (dump_omp_clause): Handle
15293 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15294 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15295 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15296 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15297 warning about unsigned iterators. Change decl/init/cond/incr
15298 arguments to TREE_VECs, check arguments for all collapsed loops.
15299 (c_finish_omp_taskwait): New function.
15300 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15302 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15303 default_function_array_conversion on init. Add par_clauses argument.
15304 If decl is present in parallel's lastprivate clause, change it to
15305 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15306 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15307 collapse count in clauses.
15308 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15309 c_parser_omp_for_loop callers.
15310 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15311 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15312 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15313 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15315 (c_parser_omp_clause_schedule): Handle schedule(auto).
15316 Include correct location in the error message.
15317 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15318 and PRAGMA_OMP_CLAUSE_UNTIED.
15319 (OMP_TASK_CLAUSE_MASK): Define.
15320 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15321 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15322 * tree-nested.c (convert_nonlocal_omp_clauses,
15323 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15324 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15325 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15326 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15328 (conver_nonlocal_reference, convert_local_reference,
15329 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15330 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15331 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15332 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15333 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15334 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15335 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15336 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15337 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15339 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15340 * c-common.h (c_finish_omp_taskwait): New prototype.
15341 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15342 * tree-parloops.c (create_parallel_loop): Create 1 entry
15343 vectors for OMP_FOR_{INIT,COND,INCR}.
15344 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15345 (make_edges): Handle OMP_TASK.
15346 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15347 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15348 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15349 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15350 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15351 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15352 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15353 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15354 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15355 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15356 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15357 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15358 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15359 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15360 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15361 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15362 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15363 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15364 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15365 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15366 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15367 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15368 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15369 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15370 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15371 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15372 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15373 original iterator is present in lastprivate clause or if
15374 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15375 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15376 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15377 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15378 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15379 if it is set, lookup var in outer contexts too. Handle
15380 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15381 to be implicitly determined firstprivate for task regions.
15382 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15383 if it is set, lookup var in outer contexts too. Set
15384 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15385 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15386 OMP_CLAUSE_UNTIED. Take region_type as last argument
15387 instead of in_parallel and in_combined_parallel.
15388 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15390 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15391 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15392 (new_omp_context): Set default_kind to
15393 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15394 (omp_region_type): New enum.
15395 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15396 fields, add region_type.
15397 (new_omp_context): Take region_type as argument instead of is_parallel
15398 and is_combined_parallel.
15399 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15400 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15401 ctx->is_combined_parallel checks.
15402 (gimplify_omp_task): New function.
15403 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15405 * omp-low.c (extract_omp_for_data): Use schedule(static)
15406 for schedule(auto). Handle pointer and unsigned iterators.
15407 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15408 Add loops argument. Extract data for collapsed OMP_FOR loops.
15409 (expand_parallel_call): Assert sched_kind isn't auto,
15410 map runtime schedule to index 3.
15411 (struct omp_for_data_loop): New type.
15412 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15413 Add loop, loops, collapse and iter_type fields.
15414 (workshare_safe_to_combine_p): Disallow combined for if
15415 iter_type is unsigned long long. Don't combine collapse > 1 loops
15416 unless all bounds and steps are constant. Adjust extract_omp_for_data
15418 (expand_omp_for_generic): Handle pointer, unsigned and long long
15419 iterators. Handle collapsed OMP_FOR loops. Adjust
15420 for struct omp_for_data changes. If libgomp function doesn't return
15421 boolean_type_node, add comparison of the return value with 0.
15422 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15423 pointer, unsigned and long long iterators. Adjust for struct
15424 omp_for_data changes.
15425 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15426 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15427 unsigned long long. Allocate loops array, pass it to
15428 extract_omp_for_data. For collapse > 1 loops use always
15429 expand_omp_for_generic.
15430 (omp_context): Add sfield_map and srecord_type fields.
15431 (is_task_ctx, lookup_sfield): New functions.
15432 (use_pointer_for_field): Use is_task_ctx helper. Change first
15433 argument's type from const_tree to tree. Clarify comment.
15434 In OMP_TASK disallow copy-in/out sharing.
15435 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15436 (install_var_field): Add mask argument. Populate both record_type
15437 and srecord_type if needed.
15438 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15440 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15441 and DECL_FIELD_OFFSET.
15442 (scan_sharing_clauses): Adjust install_var_field callers. For
15443 firstprivate clauses on explicit tasks allocate the var by value in
15444 record_type unconditionally, rather than by reference.
15445 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15446 Use is_taskreg_ctx instead of is_parallel_ctx.
15447 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15448 (create_omp_child_function_name): Add task_copy argument, use
15449 *_omp_cpyfn* names if it is true.
15450 (create_omp_child_function): Add task_copy argument, if true create
15451 *_omp_cpyfn* helper function.
15452 (scan_omp_parallel): Adjust create_omp_child_function callers.
15453 Rename parallel_nesting_level to taskreg_nesting_level.
15454 (scan_omp_task): New function.
15455 (lower_rec_input_clauses): Don't run constructors for firstprivate
15456 explicit task vars which are initialized by *_omp_cpyfn*.
15457 Pass outer var ref to omp_clause_default_ctor hook if
15458 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15459 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15460 OMP_CLAUSE_REDUCTION_INIT.
15461 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15462 avoid duplicate setting of fields. Handle
15463 OMP_CLAUSE_PRIVATE_OUTER_REF.
15464 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15465 copy-out if TREE_READONLY, only copy-in.
15466 (expand_task_copyfn): New function.
15467 (expand_task_call): New function.
15468 (struct omp_taskcopy_context): New type.
15469 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15471 (lower_omp_parallel): Rename to...
15472 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15473 Call create_task_copyfn if srecord_type is needed. Adjust
15475 (task_shared_vars): New variable.
15476 (check_omp_nesting_restrictions): Warn if work-sharing,
15477 barrier, master or ordered region is closely nested inside OMP_TASK.
15478 Add warnings for barrier if closely nested inside of work-sharing,
15479 ordered, or master region.
15480 (scan_omp_1): Call check_omp_nesting_restrictions even for
15481 GOMP_barrier calls. Rename parallel_nesting_level to
15482 taskreg_nesting_level. Handle OMP_TASK.
15483 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15484 work-sharing construct, continue looking for them on parent parallel
15486 (lower_omp_for_lastprivate): Add lastprivate clauses
15487 to the beginning of dlist rather than end. Adjust for struct
15488 omp_for_data changes.
15489 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15490 not after it. Handle collapsed OMP_FOR loops, adjust for
15491 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15492 (get_ws_args_for): Adjust extract_omp_for_data caller.
15493 (scan_omp_for): Handle collapsed OMP_FOR
15494 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15495 (lower_omp_single_simple): If libgomp function doesn't return
15496 boolean_type_node, add comparison of the return value with 0.
15497 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15498 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15499 (parallel_nesting_level): Rename to...
15500 (taskreg_nesting_level): ... this.
15501 (is_taskreg_ctx): New function.
15502 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15503 of is_parallel_ctx.
15504 (execute_lower_omp): Rename parallel_nesting_level to
15505 taskreg_nesting_level.
15506 (expand_omp_parallel): Rename to...
15507 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15508 Call omp_task_call for OMP_TASK regions.
15509 (expand_omp): Adjust caller, handle OMP_TASK.
15510 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15512 * bitmap.c (bitmap_default_obstack_depth): New variable.
15513 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15514 if argument is NULL and bitmap_default_obstack is already initialized.
15515 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15517 * matrix-reorg.c (matrix_reorg): Likewise.
15519 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15521 * config/i386/i386.md (*indirect_jump): Macroize using P
15522 mode iterator. Remove !TARGET_64BIT from insn constraints.
15523 (*tablejump_1): Ditto.
15524 (*indirect_jump_rex64): Remove insn pattern.
15525 (*tablejump_1_rex64): Ditto.
15526 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15527 and eh_return_si insn patterns.
15529 2008-06-06 Richard Guenther <rguenther@suse.de>
15531 * tree-ssa-structalias.c (merge_smts_into): Remove.
15532 (find_what_p_points_to): Do not bother to compute the
15533 points-to set for pt_anything pointers.
15534 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15535 for pt_anything pointers is ok.
15537 2008-06-06 Jan Hubicka <jh@suse.cz>
15539 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15541 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15543 * cgraph.c: Fix typos in comments.
15544 (cgraph_availability_names): Fix string typo.
15545 * fold-const.c: Fix typos in comments.
15546 (fold_binary): Fix typo in warning.
15547 * genautomata.c: Fix typos in comments.
15548 (check_presence_pattern_sets): Fix typo in local variable.
15549 (output_description): Fix typo in output.
15550 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15551 * hwint.h: Likewise.
15552 * matrix-reorg.c (check_allocation_function): Likewise.
15553 * omega.c (smooth_weird_equations): Likewise.
15554 * auto-inc-dec.c: Fix typos in comments.
15555 * bb-reorder.c: Likewise.
15556 * builtins.c: Likewise.
15557 * c-common.c: Likewise.
15558 * c-cppbuiltin.c: Likewise.
15559 * c-parser.c: Likewise.
15560 * c-pretty-print.c: Likewise.
15561 * cfgcleanup.c: Likewise.
15562 * cfgexpand.c: Likewise.
15563 * cfghooks.c: Likewise.
15564 * cfglayout.c: Likewise.
15565 * cfgloopmanip.c: Likewise.
15566 * cgraphunit.c: Likewise.
15567 * coverage.c: Likewise.
15568 * dbxout.c: Likewise.
15569 * df-byte-scan.c: Likewise.
15570 * df-core.c: Likewise.
15571 * df-problems.c: Likewise.
15572 * df-scan.c: Likewise.
15574 * dominance.c: Likewise.
15575 * domwalk.c: Likewise.
15577 * dwarf2out.c: Likewise.
15578 * emit-rtl.c: Likewise.
15579 * et-forest.c: Likewise.
15580 * function.c: Likewise.
15581 * function.h: Likewise.
15583 * gcov-io.c: Likewise.
15584 * gcov.c: Likewise.
15585 * gcse.c: Likewise.
15586 * genattrtab.c: Likewise.
15587 * ggc-page.c: Likewise.
15588 * gimplify.c: Likewise.
15589 * gthr-lynx.h: Likewise.
15590 * haifa-sched.c: Likewise.
15591 * ipa-cp.c: Likewise.
15592 * ipa-inline.c: Likewise.
15593 * ipa-prop.h: Likewise.
15594 * ipa-pure-const.c: Likewise.
15595 * ipa-struct-reorg.c: Likewise.
15596 * ipa-struct-reorg.h: Likewise.
15597 * ipa-type-escape.c: Likewise.
15599 * loop-doloop.c: Likewise.
15600 * mips-tfile.c: Likewise.
15601 * mkmap-flat.awk: Likewise.
15602 * mkmap-symver.awk: Likewise.
15603 * modulo-sched.c: Likewise.
15604 * omp-low.c: Likewise.
15605 * optabs.c: Likewise.
15606 * optabs.h: Likewise.
15607 * opts.c: Likewise.
15608 * passes.c: Likewise.
15609 * postreload-gcse.c: Likewise.
15610 * postreload.c: Likewise.
15611 * predict.c: Likewise.
15612 * pretty-print.h: Likewise.
15613 * profile.c: Likewise.
15614 * protoize.c: Likewise.
15615 * ra-conflict.c: Likewise.
15616 * real.c: Likewise.
15617 * recog.c: Likewise.
15618 * regclass.c: Likewise.
15619 * regs.h: Likewise.
15620 * reload.c: Likewise.
15621 * rtl-error.c: Likewise.
15622 * rtlanal.c: Likewise.
15623 * scan.h: Likewise.
15624 * sched-rgn.c: Likewise.
15626 * stmt.c: Likewise.
15627 * target.h: Likewise.
15628 * tree-dfa.c: Likewise.
15629 * tree-eh.c: Likewise.
15630 * tree-flow-inline.h: Likewise.
15631 * tree-inline.c: Likewise.
15632 * tree-into-ssa.c: Likewise.
15633 * tree-loop-distribution.c: Likewise.
15634 * tree-nested.c: Likewise.
15635 * tree-parloops.c: Likewise.
15636 * tree-pass.h: Likewise.
15637 * tree-pretty-print.c: Likewise.
15638 * tree-profile.c: Likewise.
15639 * tree-scalar-evolution.c: Likewise.
15640 * tree-sra.c: Likewise.
15641 * tree-ssa-alias-warnings.c: Likewise.
15642 * tree-ssa-ccp.c: Likewise.
15643 * tree-ssa-coalesce.c: Likewise.
15644 * tree-ssa-dom.c: Likewise.
15645 * tree-ssa-dse.c: Likewise.
15646 * tree-ssa-forwprop.c: Likewise.
15647 * tree-ssa-live.c: Likewise.
15648 * tree-ssa-live.h: Likewise.
15649 * tree-ssa-loop-im.c: Likewise.
15650 * tree-ssa-loop-ivopts.c: Likewise.
15651 * tree-ssa-loop-niter.c: Likewise.
15652 * tree-ssa-loop-prefetch.c: Likewise.
15653 * tree-ssa-phiopt.c: Likewise.
15654 * tree-ssa-phiprop.c: Likewise.
15655 * tree-ssa-sccvn.c: Likewise.
15656 * tree-ssa-ter.c: Likewise.
15657 * tree-ssa-threadupdate.c: Likewise.
15658 * tree-ssa.c: Likewise.
15659 * tree-vect-analyze.c: Likewise.
15660 * tree-vect-transform.c: Likewise.
15661 * tree-vectorizer.c: Likewise.
15662 * tree-vn.c: Likewise.
15663 * tree-vrp.c: Likewise.
15664 * tree.c: Likewise.
15665 * tree.def: Likewise.
15666 * tree.h: Likewise.
15667 * unwind-dw2-fde.c: Likewise.
15668 * unwind.inc: Likewise.
15669 * value-prof.c: Likewise.
15670 * vmsdbgout.c: Likewise.
15672 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15674 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15675 always place FP constants in the TOC for TARGET_POWERPC64.
15676 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15678 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15680 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15681 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15682 enable for TARGET_E500_DOUBLE.
15683 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15684 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15685 floating-point modes like integer modes for E500 double.
15686 (rs6000_legitimate_offset_address_p): Likewise.
15687 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15688 addressing for DDmode for E500 double.
15689 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15690 modes as using 64-bits of registers for E500 double.
15691 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15692 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15693 specially for E500 double.
15694 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15695 TDmode for E500 double.
15696 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15697 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15698 (rs6000_split_multireg_move): Do not handle TDmode specially for
15700 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15701 using 64-bit registers for E500 double.
15702 (emit_frame_save): Do not handle DDmode specially for E500 double.
15703 (gen_frame_mem_offset): Likewise.
15704 (rs6000_function_value): Do not call spe_build_register_parallel
15705 for DDmode or TDmode.
15706 (rs6000_libcall_value): Likewise.
15707 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15708 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15711 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15713 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15716 2008-06-04 Junjie Gu <jgu@tensilica.com>
15718 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15719 comparison for frame pointers.
15721 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15724 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15726 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15729 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15730 register is already smaller or equal to required mode.
15732 2008-06-04 Xinliang David Li <davidxl@google.com>
15734 * tree-call-cdce.c: New file.
15735 (cond_dead_built_in_calls): New static variable.
15736 (input_domain): New struct.
15737 (check_pow): New function.
15738 (check_builtin_call): Ditto.
15739 (check_target_format): Ditto.
15740 (is_call_dce_candidate): Ditto.
15741 (gen_one_condition): Ditto.
15742 (gen_conditions_for_domain): Ditto.
15743 (get_domain): Ditto.
15744 (gen_conditions_for_pow_cst_base): Ditto.
15745 (gen_conditions_for_pow_int_base): Ditto.
15746 (gen_conditions_for_pow): Ditto.
15747 (get_no_error_domain): Ditto.
15748 (gen_shrink_wrap_conditions): Ditto.
15749 (shrink_wrap_one_built_in_call): Ditto.
15750 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15751 (tree_call_cdce): Ditto.
15752 (gate_call_cdce): Ditto.
15753 (pass_call_cdce): New gimple pass.
15754 * passes.c: (init_optimization_passes): New pass.
15755 * tree-pass.h: New pass declaration.
15756 * opts.c (decode_options): New flag setting.
15757 * common.opt: Add -ftree-builtin-call-dce flag.
15758 * Makefile.in: Add new source file.
15759 * tempvar.def: New tv_id.
15760 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15762 2008-06-04 Richard Guenther <rguenther@suse.de>
15764 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15765 (is_call_clobbered): Always check var_ann->call_clobbered.
15766 (mark_call_clobbered): Always set var_ann->call_clobbered.
15767 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15768 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15769 (reset_alias_info): Clear call clobbering info on MTAGs and
15771 (set_pt_anything): Set pt_global_mem.
15772 (create_tag_raw): Adjust comment.
15773 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15775 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15776 Maxim Kuvyrkov <maxim@codesourcery.com>
15778 * config/m68k/m68k.opt (mxgot): New option.
15779 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15780 (m68k_output_addr_const_extra): New.
15781 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15782 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15783 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15784 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15786 2008-06-04 Richard Guenther <rguenther@suse.de>
15788 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15789 negative or non-representable offsets.
15791 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15793 * config/i386/i386.c (ix86_gen_leave): New.
15794 (ix86_gen_pop1): Likewise.
15795 (ix86_gen_add3): Likewise.
15796 (ix86_gen_sub3): Likewise.
15797 (ix86_gen_sub3_carry): Likewise.
15798 (ix86_gen_one_cmpl2): Likewise.
15799 (ix86_gen_monitor): Likewise.
15800 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15801 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15802 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15803 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15804 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15805 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15806 (ix86_expand_epilogue): Updated.
15807 (print_operand): Handle integer register operand for 'z'.
15808 (ix86_expand_strlensi_unroll_1): Likewise.
15809 (ix86_expand_strlen): Likewise.
15810 (ix86_expand_builtin): Likewise.
15811 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15812 mov{q}/mov{l} and add{q}/add{l}.
15814 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15816 * config/i386/i386.md (P): New mode iterator.
15817 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15818 using P mode iterator.
15819 (DFmode push_operand splitter): Ditto.
15820 (XFmode push_operand splitter): Ditto.
15821 (DFmode float_extend SFmode push_operand splitter): Ditto.
15822 (XFmode float_extend SFmode push_operand splitter): Do not generate
15823 SImode pushes for 64bit target. Macroize Dimode and SImode
15824 pushes using P mode iterator.
15825 (XFmode float_extend DFmode push_operand splitter): Ditto.
15827 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15829 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15830 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15831 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15832 return type to int.
15833 (ix86_call_abi_override): Remove check for call_used_regs.
15835 2008-06-03 Richard Guenther <rguenther@suse.de>
15837 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15838 for the lhs of calls if the return type contains pointers.
15840 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15842 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15843 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15844 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15845 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15846 of cfun and DEFAULT_ABI to deceide abi mode.
15847 (DEFAULT_ABI): New.
15848 (REG_PARM_STACK_SPACE): Removed.
15849 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15850 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15851 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15852 (ix86_function_abi): Likewise.
15853 (ix86_function_type_abi): Likewise.
15854 (ix86_call_abi_override): Likewise.
15855 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15856 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15857 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15858 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15860 (X86_64_REGPARM_MAX): New.
15861 (X86_64_SSE_REGPARM_MAX): New.
15862 (X64_REGPARM_MAX): New.
15863 (X64_SSE_REGPARM_MAX): New.
15864 (X86_32_REGPARM_MAX): New.
15865 (X86_32_SSE_REGPARM_MAX): New.
15866 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15867 (ix86_function_regparm): Handle user calling abi.
15868 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15869 by DEFAULT_ABI versus SYSV_ABI check.
15870 (ix86_reg_parm_stack_space): New.
15871 (ix86_function_type_abi): New.
15872 (ix86_call_abi_override): New.
15873 (ix86_function_abi): New.
15874 (ix86_cfun_abi): New.
15875 (init_cumulative_args): Call abi specific initialization.
15876 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15877 (function_arg_64): Extend SSE_REGPARM_MAX check.
15878 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15879 (ix86_pass_by_reference): Likewise.
15880 (ix86_function_value_regno_p): Likewise.
15881 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15882 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15883 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15884 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15885 (setup_incoming_varargs_64): Adjust regparm for call abi.
15886 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15887 (ix86_va_start): Likewise.
15888 (ix86_gimplify_va_arg): Likewise.
15889 (ix86_expand_prologue): Likewise.
15890 (output_pic_addr_const): Likewise.
15891 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15892 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15893 (x86_output_mi_thunk): Likewise.
15894 (x86_function_profiler): Likewise.
15895 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15896 (SYSV_ABI, MS_ABI): New constants.
15897 (DEFAULT_ABI): New.
15898 (init_regs): Add prototype of function in regclass.c file.
15899 (OVERRIDE_ABI_FORMAT): New.
15900 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15901 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15902 (OUTGOING_REG_PARM_STACK_SPACE): New.
15903 (ix86_reg_parm_stack_space): New prototype.
15904 (CUMULATIVE_ARGS): Add call_abi member.
15905 (machine_function): Add call_abi member.
15906 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15907 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15909 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15912 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15913 (avr_builtin_setjmp_frame_value): New function.
15914 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15915 (nonlocal_goto): Define.
15917 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15919 * config/mips/mips.c (mips_emit_loadgp): Return early if
15920 there is nothing do to, otherwise emit a blockage if
15921 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15922 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15924 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15926 * configure.ac: Drop unneeded backslash ending up in config.in.
15927 * acinclude.m4: Likewise.
15928 * config.in: Regenerate.
15930 2008-05-26 Jan Hubicka <jh@suse.cz>
15932 * predict.c (maybe_hot_frequency_p): Break out of...
15933 (maybe_hot_bb_p): ... here.
15934 (maybe_hot_edge_p): New.
15935 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15936 * basic-block.h (maybe_hot_edge_p): Declare.
15938 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15940 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15941 (*cmpfp_<mode>_cc): Ditto.
15942 (*fp_jcc_8<mode>_387): Ditto.
15943 (*fop_<MODEF:mode>_2_i387): Ditto.
15944 (*fop_<MODEF:mode>_3_i387): Ditto.
15945 (*fop_xf_2_i387): Ditto.
15946 (*fop_xf_3_i387): Ditto.
15948 2008-06-02 Tomas Bily <tbily@suse.cz>
15950 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15952 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15954 * config/mips/mips.c (mips_valid_offset_p): New function.
15955 (mips_valid_lo_sum_p): Likewise.
15956 (mips_classify_address): Use them.
15957 (mips_force_address): New function.
15958 (mips_legitimize_address): Use it.
15959 * config/mips/mips.md (MOVE128): New mode iterator.
15960 (movtf): Require TARGET_64BIT. Remove empty strings.
15961 (*movtf_internal): Rename to...
15962 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15963 of "R" and use {,fp}{load,store} attributes instead of "multi".
15964 Use a separate define_split.
15965 (*movtf_mips16): New pattern.
15967 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15969 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15970 * config/mips/mips.c (mips_expand_before_return): New function.
15971 (mips_expand_epilogue): Call it.
15972 * config/mips/mips.md (return): Turn into a define_expand.
15973 (*return): New insn.
15975 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15977 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15978 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15979 functions. Do not emit uses and clobbers of CONCATs; individually
15980 use and clobber their operands.
15981 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15982 gen_clobber, emit_use and gen_use.
15983 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15984 (expand_builtin_return): Likewise.
15985 * cfgbuild.c (count_basic_blocks): Likewise.
15986 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15987 * explow.c (emit_stack_restore): Likewise.
15988 * expmed.c (extract_bit_field_1): Likewise.
15989 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15990 (emit_move_multi_word, store_constructor): Likewise.
15991 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15992 (thread_prologue_and_epilogue_insns): Likewise.
15993 * lower-subreg.c (resolve_simple_move): Likewise.
15994 * optabs.c (widen_operand, expand_binop): Likewise.
15995 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15996 * reload.c (find_reloads): Likewise.
15997 * reload1.c (eliminate_regs_in_insn): Likewise.
15998 * stmt.c (expand_nl_goto_receiver): Likewise.
15999 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16000 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16001 * config/arm/arm.c (arm_load_pic_register): Likewise.
16002 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16003 * config/arm/arm.md (untyped_return): Likewise.
16004 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16005 * config/avr/avr.c (expand_prologue): Likewise.
16006 * config/bfin/bfin.c (do_unlink): Likewise.
16007 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16008 * config/cris/cris.c (cris_expand_prologue): Likewise.
16009 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16010 (machopic_legitimize_pic_address): Likewise.
16011 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16012 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16013 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16014 (ix86_expand_convert_uns_didf_sse): Likewise.
16015 (ix86_expand_vector_init_general): Likewise.
16016 * config/ia64/ia64.md (eh_epilogue): Likewise.
16017 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16018 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16019 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16020 (config/iq2000/iq2000.c): Likewise.
16021 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16022 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16023 (builtin_longjmp): Likewise.
16024 * config/mn10300/mn10300.md (call, call_value): Likewise.
16025 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16026 * config/pdp11/pdp11.md (abshi2): Likewise.
16027 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16028 * config/s390/s390.c (s390_emit_prologue): Likewise.
16029 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16030 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16031 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16032 * config/sh/sh.c (prepare_move_operands): Likewise.
16033 (output_stack_adjust, sh_expand_epilogue): Likewise.
16034 (sh_set_return_address, sh_expand_t_scc): Likewise.
16035 * config/sparc/sparc.c (load_pic_register): Likewise.
16036 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16037 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16038 * config/v850/v850.c (expand_epilogue): Likewise.
16040 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16042 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16043 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16044 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16045 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16046 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16047 stack pointer register.
16048 (output_movhi): Remove code for interrupt specific writing to the
16049 stack pointer register.
16051 2008-05-31 Richard Guenther <rguenther@suse.de>
16053 PR tree-optimization/34244
16054 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16055 (tree_expr_nonzero_warnv_p): Likewise.
16056 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16057 ssa_name_nonnegative_p.
16058 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16059 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16060 not tree_expr_nonzero_warnv_p.
16062 PR tree-optimization/36262
16064 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16066 PR tree-optimization/34244
16067 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16068 (record_numbers_of_iterations): New function.
16069 (execute_vrp): Cache the numbers of iterations of loops.
16070 * tree-scalar-evolution.c (scev_reset_except_niters):
16072 (scev_reset): Use scev_reset_except_niters.
16073 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16075 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16077 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16078 __WORKAROUND_RETS when appropriate.
16080 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16082 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16083 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16085 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16086 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16087 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16088 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16089 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16090 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16091 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16092 *fop_df_1_sse insn patterns using MODEF mode iterator.
16093 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16094 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16095 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16096 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16097 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16098 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16099 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16100 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16101 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16102 (*fop_xf_5_i387): Ditto.
16103 (*fop_xf_6_i387): Ditto.
16105 2008-05-30 Richard Guenther <rguenther@suse.de>
16107 * builtins.c (build_string_literal): Avoid generating
16108 a non-gimple_val result.
16110 2008-05-30 DJ Delorie <dj@redhat.com>
16112 * exec-tool.in: Use an environment variable (private) instead of a
16113 file (shared) as a semaphore, so as to not break parallel builds.
16115 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16117 * optabs.c (maybe_encapsulate_block): Remove.
16118 (emit_libcall_block): Adjust accordingly.
16119 * optabs.h (maybe_encapsulate_block): Remove prototype.
16121 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16122 Don't use maybe_encapsulate_block.
16124 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16126 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16127 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16128 rtx is a SYMBOL_REF before calling get_pool_constant.
16130 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16132 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16134 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16136 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16137 rather than OS names to choose INO_T_EQ definition.
16138 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16139 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16141 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16144 * config/darwin-f.c: New.
16145 * config/t-darwin: Added rule to build darwin-f.o.
16146 * config.gcc: Defined new variable, fortran_target_objs.
16147 (*-*-darwin*): Set fortran_target_objs.
16148 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16149 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16150 * configure: Regenerated.
16152 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16155 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16156 canonical type if needed.
16158 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16160 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16162 2008-05-29 Richard Guenther <rguenther@suse.de>
16164 PR tree-optimization/36343
16165 PR tree-optimization/36346
16166 PR tree-optimization/36347
16167 * tree-flow.h (clobber_what_p_points_to): Declare.
16168 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16169 pointed-to variable is dereferenced is irrelevant to whether
16170 the pointer can access the pointed-to variable.
16171 (clobber_what_p_points_to): New function.
16172 * tree-ssa-alias.c (set_initial_properties): Use it.
16173 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16174 call clobber check for NMTs.
16176 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16178 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16179 for printing gcov_type.
16181 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16183 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16184 and the eh region information.
16185 * value-prof.c (gimple_move_stmt_histograms): New function.
16186 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16188 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16190 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16192 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16194 * value-prof.c (tree_ic_transform): Print counts.
16195 * tree-profile.c (tree_gen_ic_func_profiler):
16196 Clear __gcov_indreict_call_callee variable to avoid misattribution
16199 2008-05-28 Rafael Espíndola <espindola@google.com>
16201 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16204 2008-05-28 Richard Guenther <rguenther@suse.de>
16206 PR tree-optimization/36339
16207 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16208 and clobbering code out of the loop.
16210 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16212 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16215 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16216 s390_contiguous_bitmask_p, s390_symref_operand_p,
16217 s390_check_symref_alignment, s390_reload_larl_operand,
16218 s390_reload_symref_address): New functions.
16219 (s390_branch_condition_mnemonic): Support compare and branch
16221 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16222 and 'W' constraints.
16223 (s390_secondary_reload): Add secondary reloads for unaligned
16224 symbol refs or symbol refs to floating point or QI/TI mode
16226 (legitimate_address_p): Accept symbol references as addresses.
16227 (s390_expand_insv): Use rotate and insert selected bits
16228 instruction for insv when building for z10.
16229 (print_operand_address): Handle symbol ref addresses.
16230 (print_operand): Output modifier 'c' added for signed byte values.
16231 (s390_encode_section_info): Mark symbol refs with
16232 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16234 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16235 (length attribute): RRF, RRR have 4 byte length.
16236 (FPALL, INTALL): New mode iterators added.
16237 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16238 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16239 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16240 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16241 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16242 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16243 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16244 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16246 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16247 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16248 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16249 reload<INTALL:mode><P:mode>_toreg_z10,
16250 reload<FPALL:mode><P:mode>_tomem_z10,
16251 reload<FPALL:mode><P:mode>_toreg_z10,
16252 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16253 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16254 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16255 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16257 (movmem, clrmem, cmpmem): New splitters added.
16259 * config/s390/predicates.md (larl_operand): Use
16260 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16261 SYMBOL_REF_ALIGN1_P.
16262 (s390_signed_integer_comparison,
16263 s390_unsigned_integer_comparison): New predicates.
16265 * config/s390/s390-protos.h (s390_check_symref_alignment,
16266 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16267 s390_reload_symref_address,
16268 s390_compare_and_branch_condition_mask): Prototypes added.
16270 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16271 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16272 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16274 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16276 * config/s390/s390.c (z10_cost): New cost function for z10.
16277 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16278 (s390_issue_rate): Adjust issue rate for z10.
16279 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16280 (processor_flags): Add PF_Z10.
16281 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16282 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16283 * gcc/config.gcc: Add z10.
16285 2008-05-28 Richard Guenther <rguenther@suse.de>
16287 PR tree-optimization/36291
16288 * tree-flow. h (struct gimple_df): Remove var_anns member.
16289 * tree-flow-inline.h (gimple_var_anns): Remove.
16290 (var_ann): Simplify.
16291 * tree-dfa.c (create_var_ann): Simplify.
16292 (remove_referenced_var): Clear alias info from var_anns of globals.
16293 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16294 (delete_tree_ssa): Clear alias info from var_anns of globals.
16295 Do not free var_anns.
16296 (var_ann_eq): Remove.
16297 (var_ann_hash): Likewise.
16299 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16301 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16302 and loongson2f entries.
16303 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16304 * config/mips/mips.h (processor_type): Add Loongson-2E
16305 and Loongson-2F entries.
16306 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16307 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16308 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16309 * doc/invoke.texi (MIPS Options): Document loongson2e
16310 and loongson2f processor names.
16312 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16316 * config/i386/i386.c (ix86_function_arg_boundary): Use
16317 alignment of canonical type.
16318 (ix86_expand_vector_move): Check unaligned memory access for
16321 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16323 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16324 Moved to the front of file.
16326 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16327 H.J. Lu <hongjiu.lu@intel.com>
16329 * dwarf2out.c (current_fde): New.
16331 (lookup_cfa:): Likewise.
16332 (dwarf2out_end_epilogue): Likewise.
16333 (dwarf2out_note_section_used): Likewise.
16335 2008-05-27 Michael Matz <matz@suse.de>
16338 * c.opt (Wenum-compare): New warning option.
16339 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16341 2008-05-27 Michael Matz <matz@suse.de>
16343 PR middle-end/36326
16344 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16346 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16347 into memory as tail calls.
16349 2008-05-27 Richard Guenther <rguenther@suse.de>
16351 PR tree-optimization/36339
16352 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16353 pointers cause all addressable variables to be call clobbered.
16355 2008-05-27 Richard Guenther <rguenther@suse.de>
16357 PR tree-optimization/36245
16358 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16360 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16362 * config/s390/s390.md: Replace all occurences of the 'm'
16363 constraint with 'RT'.
16365 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16367 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16369 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16371 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16372 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16373 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16375 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16377 * reload.c: (find_reloads): Skip alternatives according to the
16378 "enabled" attribute. Constify the constraint variable.
16379 * recog.c (get_attr_enabled): Add default implementation.
16380 (extract_insn): Set the alternative_enabled_p array
16381 in the recog_data struct.
16382 (preprocess_constraints, constrain_operands): Skip
16383 alternatives according to the "enabled" attribute
16384 * recog.h (struct recog_data): New field alternative_enabled_p.
16385 (skip_alternative): New inline function.
16386 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16387 (record_reg_classes): Skip alternative according to the
16388 "enabled" attribute.
16390 * doc/md.texi: Add documention for the "enabled" attribute.
16392 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16394 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16395 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16396 constraint with TARGET_MEM_CONSTRAINT.
16397 * recog.c (asm_operand_ok, preprocess_constraints,
16398 constrain_operands): Likewise.
16399 * regclass.c (record_reg_classes): Likewise.
16400 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16401 * reload1.c (maybe_fix_stack_asms): Likewise.
16402 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16403 * recog.h: Adjust comment.
16404 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16405 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16406 * doc/md.texi: Add a note to description of 'm' constraint.
16407 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16409 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16411 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16412 that the bitfield is of integral type before testing its precision.
16414 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16415 Sa Liu <saliu@de.ibm.com>
16417 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16418 __modti3, __udivti3, __umodti3 and __udivmodti4.
16419 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16420 that implement TImode mul and div functions.
16421 * config/spu/multi3.c: New. Implement __multi3.
16422 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16423 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16426 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16428 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16429 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16430 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16431 tls_sysv_suffix): New mode and mode attribute iterators.
16432 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16433 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16434 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16435 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16436 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16439 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16441 PR tree-optimization/36329
16442 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16443 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16444 * cgraphbuild.c (initialize_inline_failed): Use the latter
16445 macro in lieu of the former.
16446 * ipa-inline.c (cgraph_mark_inline): Likewise.
16447 (cgraph_decide_inlining_of_small_function): Likewise.
16448 (cgraph_decide_inlining): Likewise.
16449 (cgraph_decide_inlining_incrementally): Likewise.
16451 2008-05-26 Tristan Gingold <gingold@adacore.com>
16452 Anatoly Sokolov <aesok@post.ru>
16454 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16455 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16456 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16457 optimization for 'avr6' architecture.
16459 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16462 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16464 2008-05-26 Richard Guenther <rguenther@suse.de>
16466 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16467 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16469 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16471 PR middle-end/36253
16472 * caller-save.c (insert_restore): Verify alignment of spill space.
16473 (insert_save): Likewise.
16474 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16475 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16476 (STACK_SLOT_ALIGNMENT): Likewise.
16477 * function.c (LOCAL_ALIGNMENT): Removed.
16478 (get_stack_local_alignment): New.
16479 (assign_stack_local): Use it. Set alignment on stack slot.
16480 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16481 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16482 (STACK_SLOT_ALIGNMENT): New.
16483 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16484 stack slot in XFmode.
16486 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16488 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16491 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16492 argument operand in rax isn't removed.
16494 2008-05-26 Richard Guenther <rguenther@suse.de>
16496 PR middle-end/36300
16497 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16498 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16500 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16503 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16505 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16507 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16508 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16510 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16512 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16513 build a trampoline if we don't want one.
16514 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16515 return zero for nested functions if we don't want a trampoline.
16517 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16519 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16521 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16524 * c.opt: Removed undocumented option '-lang-fortran'.
16525 * c-common.h: Removed global variable 'lang_fortran'.
16526 * c-opts.c (c_common_handle_option): Removed code to handle
16527 option '-lang-fortran'. Updated includes.
16528 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16529 definition of '__GFORTRAN__'.
16530 (define__GNUC__): Reimplemented to use BASEVER and
16531 cpp_define_formatted.
16532 (builtin_define_with_value_n): Removed.
16533 * c-incpath.h: Renamed to ...
16534 * incpath.h: ... this.
16535 * c-incpath.c: Renamed to ...
16536 * incpath.c: ... this. Updated includes.
16537 * fix-header.c: Updated includes.
16538 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16539 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16540 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16542 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16544 * tree.h: Update the table of flags used on tree nodes.
16545 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16546 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16547 (FORCED_LABEL): Add access check.
16548 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16549 (ASM_INPUT_P): Likewise.
16550 (ASM_VOLATILE_P): Likewise.
16551 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16552 (OMP_SECTION_LAST): Access private_flag directly.
16553 (OMP_RETURN_NOWAIT): Likewise.
16554 (OMP_PARALLEL_COMBINED): Likewise.
16555 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16556 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16557 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16558 deprecated_flag directly.
16560 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16562 * final.c (frame_pointer_needed): Removed.
16563 * flags.h (frame_pointer_needed): Likewise.
16565 * function.h (rtl_data): Add frame_pointer_needed.
16566 (frame_pointer_needed): New.
16568 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16570 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16572 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16574 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16577 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16579 * c-common.c (strip_array_types): Move function to..
16581 (get_inner_array_type): Delete.
16582 * c-common.h (strip_array_types): Move declaration to..
16584 (get_inner_array_type): Delete.
16585 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16586 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16587 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16588 * config/pa/pa.c (emit_move_sequence): Likewise.
16590 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16592 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16595 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16597 * function.c: Include target hook for nonlocal_goto frame value.
16599 2008-05-24 Richard Guenther <rguenther@suse.de>
16601 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16602 variable can be only accessed through a pointer or a union.
16604 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16606 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16607 * doc/extend.texi: Likewise.
16609 2008-05-23 DJ Delorie <dj@redhat.com>
16611 * config/m32c/jump.md (untyped_call): Add.
16613 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16614 for A24 to PSImode.
16615 (m32c_address_cost): Detail costs for indirect offsets.
16617 2008-05-23 Rafael Espíndola <espindola@google.com>
16619 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16620 if a node is a SUBREG.
16621 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16624 2008-05-23 Paul Brook <paul@codesourcery.com>
16625 Carlos O'Donell <carlos@codesourcery.com>
16627 * doc/extend.texi: Clarify use of __attribute__((naked)).
16628 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16629 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16630 * function.c (use_register_for_decl): Use
16631 targetm.calls.allocate_stack_slots_for_args.
16632 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16633 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16634 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16636 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16638 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16640 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16642 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16643 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16644 is only rounded once.
16646 2008-05-23 Richard Guenther <rguenther@suse.de>
16648 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16650 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16651 Jakub Jelinek <jakub@redhat.com>
16654 * configure.ac: Handle --enable-cld.
16655 * configure: Regenerated.
16656 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16657 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16658 (ix86_current_function_needs_cld): New define.
16659 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16660 (cld): New isns pattern.
16661 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16662 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16663 * config/i386/i386.opt (mcld): New option.
16664 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16665 TARGET_CLD and ix86_current_function_needs_cld.
16666 (override_options): Use -mcld by default for 32-bit code if
16669 * doc/install.texi (Options specification): Document --enable-cld.
16670 * doc/invoke.texi (Machine Dependent Options)
16671 [i386 and x86-64 Options]: Add -mcld option.
16672 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16674 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16675 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16676 (return_in_memory_64): Likewise.
16677 (return_in_memory_ms_64): Likewise.
16679 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16681 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16682 * builtins.c (fold_builtin_fpclassify): New.
16683 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16684 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16685 * c-common.c (handle_type_generic_attribute): Adjust to accept
16686 fixed arguments before an elipsis.
16687 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16688 * doc/extend.texi: Document __builtin_fpclassify.
16690 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16692 * omp-low.c (gate_expand_omp_ssa): Remove.
16693 (pass_expand_omp_ssa): Remove.
16694 (gate_expand_omp): Do not check for flag_openmp_ssa.
16695 * common.opt (-fopenmp-ssa): Remove.
16696 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16698 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16700 * config/sh/sh.opt (mfixed-range): New option.
16701 * config/sh/sh-protos.h (sh_fix_range): Declare.
16702 * config/sh/sh.c (sh_fix_range): New function.
16703 * config/sh/sh.h (sh_fixed_range_str): Declare.
16704 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16706 * doc/invoke.texi (SH Options): Document -mfixed-range.
16708 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16710 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16711 it before the redeclaration.
16713 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16715 * config/avr/avr.c (get_sequence_length): Add new function.
16716 (expand_prologue, expand_epilogue): Remove duplicate code.
16718 2008-05-22 Rafael Espíndola <espindola@google.com>
16720 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16723 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16725 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16726 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16728 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16729 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16730 (vect_update_misalignment_for_peel): Likewise.
16731 (vector_alignment_reachable_p): Likewise.
16732 * tree-vect-transform.c (vectorizable_load): Likewise.
16733 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16734 (get_vectype_for_scalar_type): Pass mode of scalar_type
16735 to UNITS_PER_SIMD_WORD.
16737 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16738 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16739 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16740 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16741 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16743 2008-05-22 Ira Rosen <irar@il.ibm.com>
16745 PR tree-optimization/36293
16746 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16747 if the first load must be skipped because of a gap.
16749 2008-05-22 Richard Guenther <rguenther@suse.de>
16751 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16752 more cases of offset disambiguation that is possible if
16753 strict-aliasing rules apply.
16754 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16755 for basic offset and type-based disambiguation.
16757 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16759 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16760 ix86_expand_vector_set on V16QImode for SSE4.1.
16762 2008-05-21 Tom Tromey <tromey@redhat.com>
16764 * c.opt (Wimport): Mark as undocumented.
16765 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16767 (Warning Options): Likewise.
16768 * doc/cppopts.texi: Don't mention -Wimport.
16770 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16772 PR tree-optimization/36287
16773 PR tree-optimization/36286
16774 * lambda-code.c (build_access_matrix): Do not use the loop->num
16775 for computing the number of induction variables: use the loop depth
16778 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16781 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16782 option -f(no-)leading-underscore.
16784 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16786 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16787 GET_MODE_NUNITS (mode).
16789 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16791 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16792 (-mmulhw): Add 464 to description.
16793 (-mdlmzb): Likewise.
16794 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16795 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16797 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16798 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16799 * config/rs6000/rs6000.md: Update comments for 464.
16801 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16803 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16805 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16807 * config/i386/sse.md (vec_extractv4sf): Removed.
16808 (vec_extractv2df): Likewise.
16809 (vec_extractv2di): Likewise.
16810 (vec_extractv4si): Likewise.
16811 (vec_extractv8hi): Likewise.
16812 (vec_extractv16qi): Likewise.
16813 (vec_extract<mode>): New.
16815 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16817 * config/i386/sse.md (vec_setv4sf): Removed.
16818 (vec_setv2df): Likewise.
16819 (vec_setv2di): Likewise.
16820 (vec_setv4si): Likewise.
16821 (vec_setv8hi): Likewise.
16822 (vec_setv16qi): Likewise.
16823 (vec_set<mode>): New.
16825 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16827 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16828 goto for vec_concat and vec_interleave.
16830 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16832 * config/i386/sse.md (vec_initv4sf): Removed.
16833 (vec_initv2df): Likewise.
16834 (vec_initv2di): Likewise.
16835 (vec_initv4si): Likewise.
16836 (vec_initv8hi): Likewise.
16837 (vec_initv16qi): Likewise.
16838 (vec_init<mode>): New.
16840 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16842 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16844 2008-05-21 Tom Tromey <tromey@redhat.com>
16846 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16847 (zone_find_object_offset): Likewise.
16848 (gt_ggc_m_S): Likewise.
16849 (highest_bit): Likewise.
16850 * ggc-page.c (gt_ggc_m_S): New function.
16851 * stringpool.c (string_stack): Remove.
16852 (init_stringpool): Update.
16853 (ggc_alloc_string): Use ggc_alloc.
16854 (maybe_delete_ident): New function.
16855 (ggc_purge_stringpool): Likewise.
16856 (gt_ggc_m_S): Remove.
16857 * ggc-common.c (ggc_protect_identifiers): New global.
16858 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16859 ggc_protect_identifiers.
16860 * ggc.h (ggc_protect_identifiers): Declare.
16861 (gt_ggc_m_S): Update.
16862 (ggc_purge_stringpool): Declare.
16863 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16864 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16866 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16868 2008-05-21 David S. Miller <davem@davemloft.net>
16870 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16873 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16875 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16878 2008-05-20 David Daney <ddaney@avtrex.com>
16880 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16881 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16882 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16883 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16884 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16885 (atomic_hiqi_op): New define_code_iterator.
16886 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16887 mips_expand_compare_and_swap_12.
16888 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16889 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16890 (sync_<optab><mode>, sync_old_<optab><mode>,
16891 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16892 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16893 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16894 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16895 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16896 (test_and_set_12): New insn.
16897 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16898 sync_new_<optab><mode>, sync_old_nand<mode>,
16899 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16900 clobber to operand 0 for SI and DI mode insns.
16901 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16902 mips_gen_fn_4): New typedefs.
16903 (mips_gen_fn_ptrs): Define new union type.
16904 (mips_expand_compare_and_swap_12): Remove declaration.
16905 (mips_expand_atomic_qihi): Declare function.
16906 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16907 (mips_expand_atomic_qihi): ... this. Use new generator function
16909 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16910 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16911 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16912 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16913 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16914 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16915 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16916 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16917 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16918 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16921 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16923 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16926 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16928 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16929 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16930 (avr_attribute_table): Add 'OS_main' function attribute.
16931 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16932 functions with 'OS_main' attribute.
16934 2008-05-20 Richard Guenther <rguenther@suse.de>
16936 PR tree-optimization/35204
16937 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16938 helper, split out from ...
16939 (DFS): ... here. Make the DFS walk non-recursive.
16941 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16942 Jan Sjodin <jan.sjodin@amd.com>
16944 PR tree-optimization/36181
16945 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16946 (parallelize_loops): Don't parallelize when the loop has vector
16949 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16950 Sebastian Pop <sebastian.pop@amd.com>
16952 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16953 matrix, and never look at the tree representation of the memory
16955 (linear_transform_loops): Computes parameters and access matrices.
16956 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16958 (access_matrix_get_index_for_parameter): New.
16959 * tree-data-ref.h (struct access_matrix): New.
16960 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16961 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16962 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16963 am_vector_index_for_loop): New.
16964 (struct data_reference): Add field access_matrix.
16965 (DR_ACCESS_MATRIX): New.
16966 (compute_data_dependences_for_loop): Update declaration.
16967 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16968 * lambda.h (lambda_vector_vec_p): Declared.
16969 * lambda-code.c: Depend on pointer-set.h.
16970 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16971 av_for_af_base, av_for_af, build_access_matrix,
16972 lambda_compute_access_matrices): New.
16973 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16975 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16977 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16978 $SOURCEDIR/include.
16980 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16981 Sebastian Pop <sebastian.pop@amd.com>
16983 PR tree-optimization/36206
16984 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16986 (instantiate_scev_1): Rename flags to fold_conversions.
16987 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16988 outeside instantiation_loop.
16989 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16990 (evolution_function_is_affine_or_constant_p): Removed.
16991 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16993 (analyze_siv_subscript): Pass in the loop nest number.
16994 Call evolution_function_is_affine_in_loop instead of
16995 evolution_function_is_affine_p.
16996 (analyze_overlapping_iterations): Pass in the loop nest number.
16998 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16999 Sebastian Pop <sebastian.pop@amd.com>
17001 PR tree-optimization/36206
17002 * tree-chrec.h (chrec_fold_op): New.
17003 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17006 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17008 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17010 (remove_duplicates): Do not set inode on non-inode systems.
17013 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17015 * config.gcc (tm_file): Update comments about relative pathnames.
17017 2008-05-20 Richard Guenther <rguenther@suse.de>
17019 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17020 * tree-ssa-sccvn.c (process_scc): Likewise.
17021 * tree-ssa-sink.c (execute_sink_code): Likewise.
17022 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17023 * tree-vrp.c (process_assert_insertions): Likewise.
17024 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17025 (perform_tree_ssa_dce): Likewise.
17026 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17027 (dump_dominator_optimization_stats): Likewise.
17028 * tree-vectorizer.c (vectorize_loops): Likewise.
17030 2008-05-20 Richard Guenther <rguenther@suse.de>
17032 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17034 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17036 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17037 (ix86_i386elf_return_in_memory): Likewise.
17038 (ix86_i386interix_return_in_memory): Likewise.
17039 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17040 (SUBTARGET_RETURN_IN_MEMORY): New.
17041 * config/i386/i386elf.h: Likewise.
17042 * config/i386/ptx4-i.h: Likewise.
17043 * config/i386/sol2-10.h: Likewise.
17044 * config/i386/sysv4.h: Likewise.
17045 * config/i386/vx-common.h: Likewise.
17046 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17047 * config/i386/i386.c (ix86_return_in_memory): Made static and
17048 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17049 (ix86_i386elf_return_in_memory): Removed.
17050 (ix86_i386interix_return_in_memory): Removed.
17051 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17052 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17054 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17056 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17058 2008-05-19 Xinliang David Li <davidxl@google.com>
17060 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17062 * common.opt: Ditto.
17063 * doc/invoke.texi: Ditto.
17065 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17067 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17068 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17070 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17072 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17073 sizes of operand array from 8/4 to 4/2.
17074 (ix86_expand_vector_init_general): Change size of operand array
17075 from 32 to 16. Remove op0, op1 and half_mode.
17077 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17079 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17080 (ix86_expand_vector_init_interleave): Likewise.
17081 (ix86_expand_vector_init_general): Use them. Assert
17082 word_mode == SImode when n_words == 4.
17084 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17086 * config/i386/i386.c (ix86_secondary_reload): New static function.
17087 (TARGET_SECONDARY_RELOAD): New define.
17088 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17089 * config/i386/i386.md (reload_outqi): Remove.
17091 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17093 PR middle-end/35509
17094 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17095 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17096 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17097 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17098 (fold_builtin_1): Likewise.
17099 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17100 c-common.c (check_builtin_function_arguments): Handle
17101 BUILT_IN_ISINF_SIGN.
17102 * doc/extend.texi: Document __builtin_isinf_sign.
17103 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17105 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17107 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17108 EH cleanup at the end of the pass, search for those that have been
17109 turned into forwarder blocks and do the cleanup on their successor.
17111 2008-05-18 Richard Guenther <rguenther@suse.de>
17113 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17114 pointers to sizetype and vice versa.
17116 2008-05-18 Xinliang David Li <davidxl@google.com>
17118 * gcc/tree-ssa-dce.c: Coding style fix.
17119 (check_pow): Documentation comment.
17120 (check_log): Documenation comment. Coding style fix.
17121 (is_unnecessary_except_errno_call): Ditto.
17122 (gen_conditions_for_pow): Ditto.
17123 (gen_conditions_for_log): Ditto.
17124 (gen_shrink_wrap_conditions): Ditto.
17125 (shrink_wrap_one_built_in_calls): Ditto.
17126 * gcc/doc/invoke.texi: Better documentation string.
17127 * ChangeLog: Fix wrong change log entries from
17128 May 17 checkin on function call DCE.
17130 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17132 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17134 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17136 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17137 * df-problems.c (simulation routines): Fixed block comment to
17138 properly say how to add forwards scanning functions.
17140 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17142 * tree-inline.c (setup_one_parameter): Remove dead code.
17144 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17146 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17147 a BIT_AND_EXPR only for an INTEGER_TYPE.
17149 2008-05-17 Xinliang David Li <davidxl@google.com>
17151 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17152 (check_pow, check_log, is_unnecessary_except_errno_call): New
17153 functions to check for eliminating math functions that are pure
17154 except for setting errno.
17155 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17156 general condition expressions for shrink-wrapping pow/log calls.
17157 (gen_shrink_wrap_conditions): Ditto.
17158 (shrink_wrap_one_built_in_call): Ditto.
17159 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17160 (mark_operand_necessary): If debugging, output if OP is necessary.
17161 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17163 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17165 * gcc/common.opt: New user flag -ftree-builtin-dce.
17166 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17168 2008-05-16 David S. Miller <davem@davemloft.net>
17170 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17171 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17173 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17176 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17178 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17180 * ifcvt.c (dead_or_predicable): Rename
17181 df_simulate_one_insn_backwards to df_simulate_one_insn.
17182 * recog.c (peephole2_optimize): Ditto.
17183 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17185 * df.h: Rename df_simulate_one_insn_backwards to
17186 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17187 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17188 scanning of defs and uses.
17189 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17190 (df_simulate_one_insn_forwards): Removed.
17192 2008-05-16 Doug Kwan <dougkwan@google.com>
17194 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17196 (real_from_string): Handle NaNs and Inf as approriate.
17198 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17200 * doc/gty.texi (Source Files Containing Type Information): Note
17201 that headers should appear first in the gtfiles list.
17203 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17205 * tree.def (COND_EXEC): Properly documented this code.
17207 2008-05-16 Diego Novillo <dnovillo@google.com>
17209 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17210 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17213 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17215 * tree-ssa-dse (max_stmt_uid): Removed.
17216 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17217 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17218 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17219 * function.h (cfun.last_stmt_uid): New field.
17220 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17221 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17223 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17224 (create_stmt_ann): Initialize the ann->uid field.
17225 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17227 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17229 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17231 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17232 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17233 (init_empty_tree_cfg): Call it.
17235 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17237 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17240 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17242 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17243 * tree-dump.c (dump_options): New verbose option.
17244 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17246 * tree-pass.h (TDF_VERBOSE): New dump flag.
17247 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17248 (tree-flow.h): Added include.
17249 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17251 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17253 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17255 From Jie Zhang <jie.zhang@analog.com>
17256 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17257 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17258 mcpu=bf561-none and mcpu=bf561-0.2.
17259 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17260 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17261 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17262 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17263 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17264 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17265 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17267 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17268 (cputype_selected): Remove.
17269 (bfin_handle_option): Don't use cputype_selected.
17270 (override_options): When no mcpu option, enable all workarounds.
17271 Don't use bfin_workarounds.
17272 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17274 (DEFAULT_CPU_TYPE): Don't define.
17276 2008-05-16 Richard Guenther <rguenther@suse.de>
17278 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17279 on deletion of the last stmt.
17281 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17283 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17284 V8HImode for SSE2 and V16QImode for SSE4.1.
17286 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17288 * cgraph.h (compute_inline_parameters): Made public.
17289 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17290 variable_generate_summary, function_write_summary,
17291 variable_write_summary, variable_read_summary. Added generate_summary,
17292 write_summary, read_summary.
17293 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17294 pass_ipa_inline.function_generate_summary, to
17295 compute_inline_parameters.
17296 * ipa-inline.c (compute_inline_parameters): Made public and added
17298 (compute_inline_parameters_for_current): New function.
17299 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17300 (inline_generate_summary): Removed parameter and made to loop over
17302 (pass_ipa_inline): Updated for new IPA_PASS structure.
17303 * passes.c (execute_ipa_summary_passes): Now is called once per
17304 pass rather than once per node*pass.
17306 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17308 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17309 avr_have_mul_p, avr_asm_only_p): Remove variables.
17310 (avr_override_options): Remove initialization of removed variables.
17311 (avr_file_start): Convert removed variables to fields of
17312 'struct base_arch_s *avr_current_arch'.
17313 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17314 (AVR_HAVE_MUL): (Ditto.).
17315 (AVR_HAVE_MOVW): (Ditto.).
17316 (AVR_HAVE_LPMX): (Ditto.).
17317 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17318 avr_asm_only_p): Remove declaration.
17320 2008-05-15 Diego Novillo <dnovillo@google.com>
17322 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17323 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17325 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17327 PR middle-end/36194
17328 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17329 Don't call record_truncated_value from here.
17330 (record_truncated_value): Turn it into a for_each_rtx callback.
17331 (record_truncated_values): New function.
17332 (combine_instructions): Call note_uses with record_truncated_values.
17333 Change name of check_conversion to check_promoted_subreg.
17335 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17337 * doc/sourcebuild.texi: Document support for torture tests.
17339 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17341 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17342 to alternative 4 of operand 2.
17344 2008-05-15 Richard Guenther <rguenther@suse.de>
17346 * tree-pass.h (current_pass): Declare.
17347 (get_pass_for_id): Likewise.
17348 * passes.c (passes_by_id, passes_by_id_size): New globals.
17349 (set_pass_for_id): New function.
17350 (get_pass_for_id): Likewise.
17351 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17352 (execute_function_todo): Flush per function statistics.
17353 * toplev.c (compile_file): Init statistics.
17354 (general_init): Do early statistics initialization.
17355 (finalize): Finish statistics.
17356 * statistics.h (statistics_early_init): Declare.
17357 (statistics_init): Likewise.
17358 (statistics_fini): Likewise.
17359 (statistics_fini_pass): Likewise.
17360 (statistics_counter_event): Likewise.
17361 (statistics_histogram_event): Likewise.
17362 * statistics.c: New file.
17363 * Makefile.in (OBJS-common): Add statistics.o.
17364 (statistics.o): Add dependencies.
17365 * doc/invoke.texi (-fdump-statistics): Document.
17367 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17368 (insert): Likewise.
17369 (execute_pre): Use statistics_counter_event.
17370 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17371 (substitute_and_fold): Increment it. Use statistics_counter_event.
17373 2008-05-15 Diego Novillo <dnovillo@google.com>
17375 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17377 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17378 * tree-ssa-alias.c (new_type_alias): Remove references to
17379 sub-variables from comment.
17380 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17382 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17384 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17385 attribute to 1 only for insertps alternative.
17387 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17389 * config/bfin/bfin.md (loadbytes): New pattern.
17390 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17391 (bfin_init_builtins): Initialize it.
17392 (bdesc_1arg): Add it.
17394 2008-05-15 Sa Liu <saliu@de.ibm.com>
17396 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17397 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17398 * testsuite/lib/target-supports.exp: Add
17399 check_effective_target_fortran_integer_16.
17401 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17403 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17404 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17405 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17406 (TARGET_RETURN_IN_MEMORY): Define.
17408 2008-05-15 Richard Guenther <rguenther@suse.de>
17410 PR middle-end/36244
17411 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17412 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17413 represent unmodifiable vars.
17415 2008-05-15 Richard Guenther <rguenther@suse.de>
17417 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17418 INDIRECT_REF and TARGET_MEM_REF.
17419 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17422 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17423 H.J. Lu <hongjiu.lu@intel.com>
17425 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17426 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17427 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17428 insn alternatives. Add missing alternatives.
17429 (*vec_concatv2di_rex64_sse4_1): Likewise.
17430 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17431 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17432 Require TARGET_SSE.
17434 2008-05-15 Richard Guenther <rguenther@suse.de>
17436 PR tree-optimization/36009
17437 PR tree-optimization/36204
17438 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17439 (determine_invariantness_stmt): Record the loop a store is
17440 always executed in.
17441 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17444 2008-05-15 Richard Guenther <rguenther@suse.de>
17446 PR tree-optimization/34330
17447 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17448 through the pointer will alias the SMT.
17450 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17452 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17454 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17456 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17458 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17459 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17461 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17462 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17463 (vashl_optab): New optab for vector/vector shifts.
17464 (vashr_optab): Ditto.
17465 (vlshr_optab): Ditto.
17466 (vrotl_optab): Ditto.
17467 (vrotr_optab): Ditto.
17468 (optab_subtype): New enum for optab_for_tree_code call.
17469 (optab_for_tree_code): Add enum optab_subtype argument.
17471 * optabs.c (optab_for_tree_code): Take an additional argument to
17472 distinguish between a vector shift by a scalar and vector shift by
17473 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17474 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17475 vector shift by a vector.
17476 (expand_widen_pattern_expr): Pass additional argument to
17477 optab_for_tree_code.
17479 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17480 vrotl_optab, vrotr_optab.
17482 * expr.c (expand_expr_real_1): Update calls to
17483 optab_for_tree_code to distinguish between vector shifted by a
17484 scalar and vector shifted by a vector.
17485 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17486 (supportable_narrowing_operation): Ditto.
17487 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17488 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17489 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17490 (vect_create_epilog_for_reduction): Ditto.
17491 (vectorizable_reduction): Ditto.
17492 (vectorizable_operation): Ditto.
17493 (vect_strided_store_supported): Ditto.
17494 (vect_strided_load_supported): Ditto.
17495 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17496 * expmed.c (expand_shift): Ditto.
17498 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17500 (ashr@var{m}3): Ditto.
17501 (vashl@var{m}3): Document new vector/vector shift standard name.
17502 (vashr@var{m}3): Ditto.
17503 (vlshr@var{m}3): Ditto.
17504 (vrotl@var{m}3): Ditto.
17505 (vrotr@var{m}3): Ditto.
17507 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17508 (PPERM_INVERT): Ditto.
17509 (PPERM_REVERSE): Ditto.
17510 (PPERM_REV_INV): Ditto.
17511 (PPERM_ZERO): Ditto.
17512 (PPERM_ONES): Ditto.
17513 (PPERM_SIGN): Ditto.
17514 (PPERM_INV_SIGN): Ditto.
17515 (PPERM_SRC1): Ditto.
17516 (PPERM_SRC2): Ditto.
17518 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17519 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17520 allows a memory operand to be the value being added, and split it
17521 to improve vectorization.
17522 (sse5_pmacsdqh_mem): Ditto.
17523 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17524 (sse5_mulv2div2di3_high): Ditto.
17525 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17526 (vec_pack_trunc_v4si): Ditto.
17527 (vec_pack_trunc_v2di): Ditto.
17528 (sse5_pcmov_<mode>): Remove code that tried to use use
17529 andps/andnps instead of pcmov.
17530 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17531 pmacsdqh instructions.
17532 (vec_widen_smult_lo_v4si): Ditto.
17534 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17535 (PPERM_INVERT): Ditto.
17536 (PPERM_REVERSE): Ditto.
17537 (PPERM_REV_INV): Ditto.
17538 (PPERM_ZERO): Ditto.
17539 (PPERM_ONES): Ditto.
17540 (PPERM_SIGN): Ditto.
17541 (PPERM_INV_SIGN): Ditto.
17542 (PPERM_SRC1): Ditto.
17543 (PPERM_SRC2): Ditto.
17544 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17546 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17548 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17549 says ignore whether the last reference is a memory operand.
17551 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17552 Paolo Bonzini <bonzini at gnu dot org>
17554 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17557 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17558 (vlshr<mode>3): Rename from vlshr<mode>3.
17559 (vashr<mode>3): Rename from vashr<mode>3.
17560 (mulv4sf3): Change the names of vector shift patterns.
17564 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17567 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17592 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17593 (floatunssidf2_internal): Change vector/vector shift names.
17594 (floatunsdidf2_internal): Ditto.
17601 (vashl<mode>3): Rename from ashl<mode>3.
17602 (vashr<mode>3): Rename from ashr<mode>3.
17603 (vlshr<mode>3): Rename from lshr<mode>3.
17604 (vrotl<mode>3): Rename from rotl<mode>3.
17606 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17609 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17610 multiply gives the wrong value when doing widening multiplies.
17611 (vec_widen_smult_lo_v4si): Ditto.
17613 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17615 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17616 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17617 emit_library_call_value.
17618 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17619 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17620 * calls.c (initialize_argument_information, precompute_arguments,
17621 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17622 (precompute_arguments): Removed flags parameter.
17623 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17625 2008-05-14 Richard Guenther <rguenther@suse.de>
17627 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17628 Make sure to register the store if the use is a PHI_NODE.
17630 2008-05-14 Olivier Hainque <hainque@adacore.com>
17632 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17633 memory if the component is to be referenced in BLKmode according
17634 to get_inner_reference.
17636 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17638 * calls.c (emit_library_call_value_1): Restore code clearing
17639 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17641 2008-05-14 Olivier Hainque <hainque@adacore.com>
17642 Nicolas Roche <roche@adacore.com>
17644 * configure.ac: Add support for a "gcc_subdir" variable in
17645 config-lang.in, to denote a subdirectory where the language/GCC
17646 integration files are to be found.
17647 * configure: Regenerate.
17649 2008-05-14 Ira Rosen <irar@il.ibm.com>
17651 PR tree-optimization/36098
17652 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17653 value for the first load in the group in case of a gap.
17654 (vect_build_slp_tree): Check that there are no gaps in loads.
17656 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17658 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17659 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17660 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17661 emit_insn and remove unneeded code to construct extra args.
17662 (emit_no_conflict_block): Removed.
17663 * optabls.h: (emit_no_conflict_block): Removed.
17664 * cse.c (cse_extended_basic_block): Remove search for
17665 REG_NO_CONFLICT note.
17666 * global.c: Removed incorrect comment added in revision 117.
17667 * expr.c (convert_move): Change call to emit_no_conflict_block to
17669 * recog.c: Change comments so that they do not mention
17671 * local_alloc.c (combine_regs): Removed last parameter.
17672 (no_conflict_p): Removed.
17673 (block_alloc): Removed note, no_conflict_combined_regno and set
17674 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17675 (combine_regs): Removed already_dead and code to look for
17676 REG_NO_CONFLICT notes.
17677 * lower_subreg (remove_retval_note): Removed code to look for
17678 REG_NO_CONFLICT block.
17679 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17680 (resolve_clobber): Remove code to process libcalls that have
17681 REG_NO_CONFLICT notes.
17682 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17684 * combine.c (can_combine_p, distribute_notes): Removed
17685 REG_NO_CONFLICT case.
17686 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17688 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17689 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17691 * reg-notes.def (NO_CONFLICT): Removed.
17693 2008-05-14 David S. Miller <davem@davemloft.net>
17695 * config/sparc/sparc.c (sparc_profile_hook): If
17696 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17697 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17698 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17700 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17702 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17704 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17707 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17708 and op1 expansion before vector concat to have less live pseudos.
17710 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17712 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17713 ix86_expand_vector_set if supported.
17715 2008-05-13 Diego Novillo <dnovillo@google.com>
17716 Kenneth Zadeck <zadeck@naturalbridge.com>
17718 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17720 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17721 phinodes_print_statistics, init_ssanames, fini_ssanames,
17722 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17723 release_ssa_name, release_defs, replace_ssa_name_symbol,
17724 ssanames_print_statistics): Move ...
17725 * tree-flow.h: ... here.
17726 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17727 Use FN instead of cfun.
17728 (make_ssa_name_fn): Rename from make_ssa_name.
17729 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17730 * tree-flow-inline.h (make_ssa_name): Move from
17731 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17732 * omp-low.c (expand_omp_parallel):
17733 * tree-flow-inline.h (redirect_edge_var_map_result):
17734 * tree-ssa.c (init_tree_ssa): Add argument FN.
17735 Use it instead of cfun. Update all users.
17737 2008-05-13 Tom Tromey <tromey@redhat.com>
17739 PR preprocessor/22168:
17740 * doc/cpp.texi (Top): Update menu.
17741 (Alternatives to Wrapper #ifndef): New node.
17742 (Other Directives): Document deprecation.
17743 (Obsolete Features): Remove menu.
17744 (Assertions): Merge node into Obsolete Features.
17745 (Obsolete once-only headers): Move earlier; rename to Alternatives
17746 to Wrapper #ifndef.
17747 * doc/cppopts.texi: Update.
17748 * c.opt (Wdeprecated): Enable for C and ObjC.
17749 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17750 (C++ Dialect Options): Move -Wno-deprecated from here to...
17751 (Warning Options): ... here.
17753 2008-05-13 Richard Guenther <rguenther@suse.de>
17755 PR middle-end/36227
17756 * fold-const.c (fold_sign_changed_comparison): Do not allow
17757 changes in pointer-ness.
17759 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17762 * config/sh/sh.c (sh_expand_prologue): Don't clear
17763 RTX_FRAME_RELATED_P for push insns.
17765 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17767 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17769 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17771 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17772 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17773 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17775 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17777 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17778 (*vec_concatv4sf_sse): This.
17779 (*sse2_concatv2si): Renamed to ...
17780 (*vec_concatv2si_sse2): This.
17781 (*sse1_concatv2si): Renamed to ...
17782 (*vec_concatv2si_sse): This.
17783 (*vec_concatv2di_rex): Renamed to ...
17784 (*vec_concatv2di_rex64): This.
17785 (*vec_concatv2si_sse4_1): New.
17786 (*vec_concatv2di_rex64_sse4_1): Likewise.
17788 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17790 PR rtl-optimization/36111
17791 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17792 that was created for swappable operands.
17794 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17797 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17798 * configure.ac: Add call to ACX_PROG_GNAT.
17800 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17802 * optc-gen.awk: Fix comment typo.
17804 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17806 * pretty-print.c (pp_integer_with_precision): Use
17807 HOST_LONG_LONG_FORMAT.
17809 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17811 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17813 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17815 * config/i386/i386.c (bdesc_ptest): Removed.
17816 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17817 (bdesc_args): Add __builtin_ia32_ptestz128,
17818 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17819 (ix86_init_mmx_sse_builtins): Updated.
17820 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17821 (ix86_expand_builtin): Updated.
17823 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17825 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17826 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17828 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17830 * value-prof.c (interesting_stringop_to_profile): Do not
17831 return early for BUILT_IN_MEMPCPY.
17833 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17835 * calls.c (expand_call): Don't use callgraph to increase
17836 preferred_stack_boundary.
17838 * cgraph.h (cgraph_rtl_info): Use unsigned on
17839 preferred_incoming_stack_boundary.
17841 * final.c (rest_of_clean_state): Use unsigned on
17842 preferred_stack_boundary.
17844 2008-05-09 Tom Tromey <tromey@redhat.com>
17846 PR preprocessor/22231:
17847 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17850 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17852 PR tree-optimization/36129
17853 * tree-ssa-ccp.c: Include value-prof.h.
17854 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17855 built-in function was folded to a constant.
17856 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17858 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17859 Sebastian Pop <sebastian.pop@amd.com>
17861 * tree-scalar-evolution.c: Document instantiate_scev.
17862 (instantiate_parameters_1): Renamed instantiate_scev_1.
17863 Don't use the same loop for instantiation_loop and evolution_loop.
17864 (instantiate_scev): New.
17865 (instantiate_parameters): Moved...
17866 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17867 same loop twice. Maintains the semantics for this function.
17868 * tree-scalar-evolution.h (instantiate_scev): Declare.
17869 (instantiate_parameters): ...here. Now static inline.
17870 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17871 instead of resolve_mixers.
17873 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17875 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17877 2008-05-09 Tomas Bily <tbily@suse.cz>
17879 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17880 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17881 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17882 * c-common.c (c_common_truthvalue_conversion): Likewise.
17883 * tree-object-size.c (compute_object_offset): Likewise.
17884 * tree-inline.c (estimate_num_insns_1): Likewise.
17885 * varasm.c (const_hash_1, compare_constant, copy_constant)
17886 (compute_reloc_for_constant, output_addressed_constants)
17887 (initializer_constant_valid_p): Likewise.
17888 * c-omp.c (check_omp_for_incr_expr): Likewise.
17889 * gimplify.c (gimplify_expr): Likewise.
17890 * c-typeck.c (c_finish_return): Likewise.
17891 * tree-vectorizer.c (supportable_widening_operation)
17892 (supportable_narrowing_operation): Likewise.
17893 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17894 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17895 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17896 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17897 (descr_info_loc): Likewise.
17898 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17899 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17900 (fold_unary): Likewise.
17901 * builtins.c (get_pointer_alignment): Likewise.
17902 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17903 (instantiate_parameters_1): Likewise.
17904 * tree.c (expr_align, stabilize_reference): Likewise.
17905 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17906 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17907 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17908 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17909 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17910 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17912 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17913 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17914 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17915 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17916 (forward_propagate_comparison)
17917 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17918 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17919 * emit-rtl.c (component_ref_for_mem_expr)
17920 (set_mem_attributes_minus_bitpos): Likewise.
17921 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17922 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17924 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17925 (build_function_call, pointer_diff, build_compound_expr)
17926 (c_finish_return): Likewise.
17927 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17928 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17930 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17931 * expr.c (is_aligning_offset): Likewise.
17932 * tree-ssa-alias.c (is_escape_site): Likewise.
17933 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17934 (check_all_va_list_escapes): Likewise.
17935 * tree-ssa-loop-ivopts.c (determine_base_object)
17936 (determine_common_wider_type): Likewise.
17937 * dojump.c (do_jump): Likewise.
17938 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17939 * tree-gimple.c (is_gimple_cast): Likewise.
17940 * fold-const.c (decode_field_reference, )
17941 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17942 (fold_binary): Likewise.
17943 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17944 (already_warned_in_frontend_p): Likewise.
17945 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17946 * tree.c (really_constant_p, get_unwidened): Likewise.
17947 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17948 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17949 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17951 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17953 (CONVERT_EXPR_P): Define.
17954 (CASE_CONVERT): Define.
17956 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17958 PR middle-end/36117
17959 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17960 (delete_unmarked_insns): When deleting a call, call
17961 delete_unreachable_blocks.
17962 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17963 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17965 2008-05-08 Richard Guenther <rguenther@suse.de>
17967 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17968 (-ftree-salias): Likewise.
17969 (salias-max-implicit-fields): Remove param documentation.
17970 (salias-max-array-elements): Likewise.
17971 * tree-pass.h (pass_create_structure_vars): Remove.
17972 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17973 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17974 * tree-ssa-alias.c (create_structure_vars): Remove.
17975 (gate_structure_vars): Likewise.
17976 (pass_create_structure_vars): Likewise.
17977 (gate_build_alias): Likewise.
17978 (pass_build_alias): Adjust to run always and dump the function.
17979 * common.opt (ftree-salias): Hide.
17980 * passes.c (init_optimization_passes): Remove
17981 pass_create_structure_vars, adjust comment.
17982 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17983 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17984 * opts.c (decode_options): Do not set flag_tree_salias.
17985 (common_handle_option): Add OPT_ftree_salias to the backward
17986 compatibility section.
17988 2008-05-08 Richard Guenther <rguenther@suse.de>
17990 * tree-flow-inline.h (var_can_have_subvars): Move ...
17991 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17992 * tree-flow.h (var_can_have_subvars): Remove.
17993 (push_fields_onto_fieldstack): Remove.
17994 (sort_fieldstack): Likewise.
17995 (struct fieldoff): Move ...
17996 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17997 alias_set and base_for_components fields.
17998 (sort_fieldstack): Make static.
17999 (push_fields_onto_fieldstack): Likewise. Remove code that
18000 handles anything but RECORD_TYPEs. Remove alias_set and
18001 base_for_components handling.
18002 (create_variable_info_for): Adjust.
18004 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18006 * common.opt (Wframe-larger-than=): Shorten the help message
18008 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18010 2008-05-08 Rafael Espíndola <espindola@google.com>
18012 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18014 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18015 trap and that both operands are gimple values.
18016 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18017 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18020 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18022 * read-rtl.c (join_c_conditions): Return the first string if the
18023 two strings are equal.
18025 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18027 * gensupport.h (pred_data): Add a "num_codes" field.
18028 (add_predicate_code): Declare.
18029 * gensupport.c (add_predicate_code): New function.
18030 (std_pred_table): Add an "allows_const_p" field.
18031 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18032 Remove the (incomplete) list of such codes from the codes field.
18033 (init_predicate_table): Use add_predicate_code. Add all
18034 RTX_CONST_OBJs if allows_const_p is true.
18035 * genrecog.c (process_define_predicate): Use add_predicate_code.
18037 2008-05-08 David Daney <ddaney@avtrex.com>
18038 Richard Sandiford <rsandifo@nildram.co.uk>
18040 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18041 special case of constant zero operands.
18042 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18043 old and new values. Special case constant zero values.
18044 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18046 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18047 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18049 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18052 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18053 similar RTX_CONST_OBJ before CONST_INT.
18055 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18057 * stmt.c (expand_stack_restore): Change sa mode if needed.
18059 2008-05-08 Richard Guenther <rguenther@suse.de>
18061 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18062 return type to bool.
18063 (ix86_sol10_return_in_memory): Likewise.
18064 (ix86_i386elf_return_in_memory): Likewise.
18065 (ix86_i386interix_return_in_memory): Likewise.
18066 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18067 (ix86_sol10_return_in_memory): Likewise.
18068 (ix86_i386elf_return_in_memory): Likewise.
18069 (ix86_i386interix_return_in_memory): Likewise.
18071 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18074 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18076 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18077 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18080 2008-05-08 Richard Guenther <rguenther@suse.de>
18082 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18083 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18084 (DR_SUBVARS): Remove.
18085 * tree-dfa.c (dump_subvars_for): Remove.
18086 (debug_subvars_for): Likewise.
18087 (dump_variable): Do not dump subvars.
18088 (remove_referenced_var): Do not remove subvars.
18089 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18090 (lookup_subvars_for_var): Remove.
18091 (get_subvars_for_var): Likewise.
18092 (get_subvars_at): Likewise.
18093 (get_first_overlapping_subvar): Likewise.
18094 (overlap_subvar): Likewise.
18095 * tree-flow.h (subvar_t): Remove.
18096 (struct var_ann_d): Remove subvars field.
18097 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18098 argument. Remove special handling of SFTs.
18099 (compute_tag_properties): Likewise.
18100 (set_initial_properties): Likewise.
18101 (compute_call_clobbered): Likewise.
18102 (count_mem_refs): Likewise.
18103 (compute_memory_partitions): Likewise.
18104 (compute_flow_insensitive_aliasing): Likewise.
18105 (setup_pointers_and_addressables): Likewise.
18106 (new_type_alias): Likewise.
18107 (struct used_part): Remove.
18108 (used_portions): Likewise.
18109 (struct used_part_map): Likewise.
18110 (used_part_map_eq): Likewise.
18111 (used_part_map_hash): Likewise.
18112 (free_used_part_map): Likewise.
18113 (up_lookup): Likewise.
18114 (up_insert): Likewise.
18115 (get_or_create_used_part_for): Likewise.
18116 (create_sft): Likewise.
18117 (create_overlap_variables_for): Likewise.
18118 (find_used_portions): Likewise.
18119 (create_structure_vars): Likewise.
18120 * tree.def (STRUCT_FIELD_TAG): Remove.
18121 * tree.h (MTAG_P): Adjust.
18122 (struct tree_memory_tag): Remove base_for_components and
18123 unpartitionable flags.
18124 (struct tree_struct_field_tag): Remove.
18125 (SFT_PARENT_VAR): Likewise.
18126 (SFT_OFFSET): Likewise.
18127 (SFT_SIZE): Likewise.
18128 (SFT_NONADDRESSABLE_P): Likewise.
18129 (SFT_ALIAS_SET): Likewise.
18130 (SFT_UNPARTITIONABLE_P): Likewise.
18131 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18132 (union tree_node): Remove sft field.
18133 * alias.c (get_alias_set): Remove special handling of SFTs.
18134 * print-tree.c (print_node): Remove handling of SFTs.
18135 * tree-dump.c (dequeue_and_dump): Likewise.
18136 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18137 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18138 * tree-predcom.c (set_alias_info): Do not set subvars.
18139 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18140 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18141 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18142 (add_vars_for_offset): Remove.
18143 (add_virtual_operand): Remove special handling of SFTs.
18144 (add_call_clobber_ops): Likewise.
18145 (add_call_read_ops): Likewise.
18146 (get_asm_expr_operands): Likewise.
18147 (get_modify_stmt_operands): Likewise.
18148 (get_expr_operands): Likewise.
18149 (add_to_addressable_set): Likewise.
18150 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18151 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18152 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18153 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18154 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18155 (tree_node_structure): Likewise.
18156 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18158 (find_what_p_points_to): Likewise.
18160 2008-05-08 Sa Liu <saliu@de.ibm.com>
18162 * config/spu/spu.md: Fixed subti3 pattern.
18164 2008-05-08 Richard Guenther <rguenther@suse.de>
18166 PR middle-end/36154
18167 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18168 sure to create a representative for trailing arrays for PTA.
18170 2008-05-08 Richard Guenther <rguenther@suse.de>
18172 PR middle-end/36172
18173 * fold-const.c (operand_equal_p): Two objects which types
18174 differ in pointerness are not equal.
18176 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18178 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18179 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18180 (emit_library_call_value_1): Add new variable fndecl initialized by
18181 NULL_TREE. It should be the decl type of orgfun, but this information
18182 seems not to be available here, so it uses the default calling abi.
18183 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18184 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18185 by TARGET_RETURN_IN_MEMORY.
18186 * config/i386/i386-interix.h: Likewise.
18187 * config/i386/i386.h: Likewise.
18188 * config/i386/i386elf.h: Likewise.
18189 * config/i386/ptx4-i.h: Likewise.
18190 * config/i386/sol2-10.h: Likewise.
18191 * config/i386/sysv4.h: Likewise.
18192 * config/i386/vx-common.h: Likewise.
18193 * config/cris/cris.h: Removed #if 0 clause.
18194 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18195 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18197 (ix86_sol10_return_in_memory): Likewise.
18198 (ix86_i386elf_return_in_memory): New.
18199 (ix86_i386interix_return_in_memory): New.
18200 * config/mt/mt-protos.h (mt_return_in_memory): New.
18201 * config/mt/mt.c: Likewise.
18202 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18203 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18204 * config/bfin/bfin.h: Likewise.
18205 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18207 * config/bfin/bfin.c: Likewise.
18208 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18209 * config/alpha/unicosmk.h: Likewise.
18210 * config/i386/cygming.h: Likewise.
18211 * config/iq2000/iq2000.h: Likewise.
18212 * config/mips/mips.h: Likewise.
18213 * config/mn10300/mn10300.h: Likewise.
18214 * config/rs6000/rs6000.h: Likewise.
18215 * config/score/score.h: Likewise.
18216 * config/spu/spu.h: Likewise.
18217 * config/v850/v850.h: Likewise.
18218 * defaults.h: Likewise.
18219 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18220 * expr.c (emit_block_move): Adjust use of
18221 OUTGOING_REG_PARM_STACK_SPACE.
18222 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18223 OUTGOING_REG_PARM_STACK_SPACE.
18224 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18226 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18228 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18229 on OMP_RETURN for OMP_FOR.
18232 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18233 (fortran_common): New function.
18234 (gen_variable_die): Call fortran_common instead of common_check,
18235 adjust for it returning tree instead of rtx. Formatting.
18237 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18241 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18242 * c-decl.c (merge_decls): Ditto.
18243 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18244 to RTL_CONST_OR_PURE_CALL_P.
18245 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18246 Initialized DECL_LOOPING_CONST_PURE.
18247 (process_call_operands): Set tree_side_effects properly.
18248 * tree.h (TREE_READONLY_DECL_P): Removed.
18249 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18250 (DECL_LOOPING_OR_CONST_P): New macro.
18251 (struct tree_function_decl): Added looping_const_or_pure_p.
18252 (ECF_*) Renumbered.
18253 (ECF_LOOPING_OR_CONST_P): New macro.
18254 * rtlanal.c (pure_const_p): Removed.
18255 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18256 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18257 to RTL_CONST_CALL_P.
18258 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18259 (check_decl, check_tree, check_call, scan_function): Initialize
18261 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18262 (static_execute): Set looping true for recursive functions.
18263 Undo setting state to IPA_NEITHER for recursive functions.
18264 * cse.c (cse_insn):
18265 * ifcvt.c (noce_can_store_speculate_p): Changed
18266 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18267 RTL_CONST_OR_PURE_CALL_P.
18268 * dse.c (scan_insn): Ditto.
18269 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18270 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18271 RTL_CONST_OR_PURE_CALL_P.
18272 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18273 pure_call_p to RTL_CONST_CALL_P.
18274 * gimplify.c (gimplify_call_expr): Clear side effects for
18275 non-looping pure and constant calls.
18276 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18277 (flags_from_decl_or_type): Set ecf flags from decl flags.
18278 (initialize_argument_information): Turn off
18279 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18280 Change const to pure if callee_copies is true rather than just
18282 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18283 way of marking pure calls.
18284 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18285 Remove hack that was supposed to fix pr7335 and remove old
18286 way of marking pure calls.
18287 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18288 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18289 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18290 RTL_CONST_OR_PURE_CALL_P.
18291 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18292 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18293 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18294 * sched-deps.c (schedule_analyze): Ditto.
18295 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18296 return_val field of calls to represent pure and const function info.
18297 (CONST_OR_PURE_CALL_P): Deleted macro.
18298 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18299 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18300 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18302 * tree-optimize.c (execute_fixup_cfg): Added test for
18303 ECF_LOOPING_CONST_OR_PURE.
18304 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18306 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18307 effects for looping pure or const calls.
18308 (verify_gimple_expr): Added verification code.
18309 * config/alpha/alpha.c (alpha_legitimize_address,
18310 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18312 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18313 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18314 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18315 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18316 RTL_CONST_OR_PURE_CALL_P.
18317 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18318 and const calls to be deleted.
18320 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18323 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18324 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18325 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18326 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18327 to handle nonimmediate operands.
18328 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18329 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18330 to handle nonimmediate operands.
18331 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18332 (mmx_pmulhrwv4hi3): New expander. Use
18333 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18334 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18335 (sse2_umulv1siv1di3): New expander. Use
18336 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18337 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18338 (mmx_eq<mode>3): New expander. Use
18339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18340 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18341 (mmx_uavgv8qi3): New expander. Use
18342 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18343 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18344 (mmx_uavgv4hi3): New expander. Use
18345 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18347 * config/i386/sse.md
18348 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18349 to handle nonimmediate operands.
18350 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18351 to handle nonimmediate operands.
18352 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18353 to handle nonimmediate operands.
18354 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18355 to handle nonimmediate operands.
18356 (sse2_unpckhpd_exp): New expander. Use
18357 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18358 (sse2_unpcklpd_exp): New expander. Use
18359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18360 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18361 to handle nonimmediate operands.
18362 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18363 to handle nonimmediate operands.
18364 (*sse2_<plusminus_insn><mode>3): Rename from
18365 sse2_<plusminus_insn><mode>3 insn pattern.
18366 (sse2_<plusminus_insn><mode>3): New expander. Use
18367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18368 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18369 (sse2_umulv2siv2di3): New expander. Use
18370 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18371 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18372 (sse4_1_mulv2siv2di3): New expander. Use
18373 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18374 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18375 (sse2_pmaddwd): New expander. Use
18376 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18377 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18378 (sse2_eq<mode>3): New expander. Use
18379 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18380 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18381 (sse4_1_eqv2di3): New expander. Use
18382 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18383 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18384 (sse2_uavgv16qi3): New expander. Use
18385 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18386 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18387 (sse2_uavgv16qi3): New expander. Use
18388 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18389 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18390 (sse2_uavgv8hi3): New expander. Use
18391 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18392 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18393 (ssse3_pmulhrswv8hi3): New expander. Use
18394 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18395 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18396 (ssse3_pmulhrswv4hi3): New expander. Use
18397 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18399 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18400 (<sse>_vmmul<mode>3): Ditto.
18401 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18403 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18404 (ssse3_pmaddubsw): Ditto.
18406 * config/i386/i386.c (struct_builtin_description)
18407 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18408 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18409 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18410 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18411 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18412 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18413 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18414 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18415 (ix86_fixup_binary_operands): Assert that src1
18416 and src2 must have the same mode when swapped.
18417 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18418 and ix86_binary_operator_ok. Do not force operands in registers
18421 2008-05-07 Jan Hubicka <jh@suse.cz>
18423 * cgraph.c (dump_cgraph_node): Update.
18424 * cgraph.h (cgraph_local_info): Break out inline summary.
18425 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18427 * ipa-inline (inline_summary): New accestor function.
18428 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18429 cgraph_decide_inlining, compute_inline_parameters): Update.
18430 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18432 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18434 Cleanup ColdFire scheduling support and add V4 pipeline model.
18436 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18437 (define_attr cpu): Add cfv4 value.
18438 (define_attr type, define_attr type1): Merge into a single 'type'
18439 attribute. Update all uses.
18440 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18441 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18443 (define_attr opx_mem, define_attr opy_mem): Remove.
18444 (define_attr op_mem): Clean up, update comment.
18445 (define_attr size): Use specific values instead of general int.
18446 (define_attr guess, define_attr split): Remove. Update all uses.
18447 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18448 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18449 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18450 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18451 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18452 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18453 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18454 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18455 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18456 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18457 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18458 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18459 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18460 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18461 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18462 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18463 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18464 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18465 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18466 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18467 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18468 Update or set attributes.
18469 (stack_tie): New fake instruction.
18471 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18472 (m68k_sched_attr_size): Update declaration.
18473 (m68k_sched_attr_type2): Remove.
18474 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18475 Declare new bypass predicates.
18477 * config/m68k/m68k.c (m68k_sched_issue_rate,
18478 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18480 (TARGET_SCHED_ISSUE_RATE,
18481 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18482 (override_options): Handle scheduling for ColdFire V4 core.
18483 (m68k_expand_prologue): Emit stack_tie.
18484 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18485 'OP_TYPE_FPN'. Update all uses.
18486 (sched_guess_p): Remove.
18487 (sched_address_type): Handle symbolic addresses.
18488 (sched_get_operand): New static function.
18489 (sched_operand_type): Merge into sched_attr_op_type.
18490 (sched_attr_op_type): Handle FP registers, handle quick constants,
18492 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18493 (m68k_sched_attr_size): Update. Move logic to ...
18494 (sched_get_attr_size_int): New static function.
18495 (sched_get_opxy_mem_type): New static function.
18496 (m68k_sched_attr_op_mem): Update.
18497 (m68k_sched_attr_type2): Remove.
18498 (sched_cfv4_bypass_data): New static variable.
18499 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18500 (m68k_sched_issue_rate): Implement scheduler hook.
18501 (struct _sched_ib: enabled_p): New field.
18502 (m68k_sched_variable_issue): Update. Handle V4.
18503 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18504 sched_dump_class_func_t, sched_dump_split_class,
18505 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18506 sched_dump_dfa_class, m68k_sched_dump): Remove.
18507 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18509 (m68k_sched_init_global): Remove statisctics dumping, introduce
18510 sanity check that all instructions have pipeline reservations. Handle
18512 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18513 Handle ColdFire V4 core.
18514 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18515 New static functions.
18516 (m68k_sched_address_bypass_p): New bypass predicate.
18517 (sched_get_indexed_address_scale): New static function.
18518 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18520 * cf.md: Update comments.
18521 (define_attr type2): Remove. Use 'type' attribute instead.
18523 (cf_ib): Rename to cfv123_ib. Update all uses.
18524 (cf_oep): Rename to cfv123_oep. Update all uses.
18525 (cf_chr): Rename to cfv123_chr. Update all uses.
18526 (cf_mem): Rename to cfv123_mem. Update all uses.
18527 (cf_mac): Move to more appropriate place.
18528 (cfv123_guess): New automaton and cpu_unit.
18529 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18530 Update uses of 'size' attribute. Handle before reload scheduling.
18531 (cfv123_guess): New dummy reservation for unhandled instructions.
18532 (cfv4_*): Pipeline description of ColdFire V4 core.
18533 (ignore): New reservation to handle 'ignore' type.
18535 2008-05-07 Ian Lance Taylor <iant@google.com>
18537 PR middle-end/36013
18538 * gimplify.c (find_single_pointer_decl_1): Don't look through
18540 (find_single_pointer_decl): Adjust comments.
18542 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18544 PR middle-end/36137
18545 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18546 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18548 PR middle-end/36106
18549 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18550 integral type rather than floating point, then VIEW_CONVERT_EXPR
18551 to the floating point type.
18553 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18555 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18556 TFmode op0 to register.
18558 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18560 * c-decl.c (grokdeclarator): Comment typo.
18562 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18564 * tree-flow.h: Remove prototype for computed_goto_p.
18565 * tree-cfg.c (computed_goto_p): Make static.
18567 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18570 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18571 (contains_aligned_value_p): This. Handle _Decimal128.
18572 (ix86_function_arg_boundary): Only align _Decimal128 to its
18573 natural boundary and handle it properly.
18575 2008-05-06 Martin Jambor <mjambor@suse.cz>
18577 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18578 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18579 (ipcp_method_set_orig_node): Removed.
18580 (ipcp_cval_get_cvalue_type): Removed.
18581 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18582 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18583 (ipcp_cval_set_cvalue_type): Removed.
18584 (ipcp_cval_get_cvalue): Removed.
18585 (ipcp_cval_set_cvalue): Removed.
18586 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18587 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18588 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18589 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18590 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18591 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18592 (ipcp_get_ith_lattice): Changed parameters.
18593 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18594 (ipcp_lattice_from_jfunc): Changed parameters.
18595 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18596 (ipcp_method_cval_print): Added temporary variable info.
18597 (ipcp_redirect): Removed already unused local variable caller.
18598 (ipcp_redirect): New temporary variable orig_callee_info
18599 (ipcp_redirect): Removed newly unused local variable callee.
18600 (ipcp_redirect): Removed (a bit confusing) local variable type.
18601 (ipcp_insert_stage): Added local variable info.
18602 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18604 (ipcp_formal_create): Removed.
18605 (ipcp_method_cval_set): Removed.
18606 (ipcp_propagate_stage): Renamed lattice variables.
18607 (ipcp_method_cval_set_cvalue_type): Removed.
18608 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18609 (ipcp_print_all_lattices): Changed printed strings to refer to
18610 lattices rather than cvals.
18611 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18612 (ipcp_propagate_const): Changed formal parameters.
18613 (build_const_val): Changed formal parameters.
18614 (ipcp_insert_stage): Removed useless variable cvalue
18615 (build_const_val): Changed formal parameters.
18616 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18617 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18618 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18619 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18620 (ipcp_print_func_profile_counts): Changed string from "method" to
18622 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18623 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18624 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18625 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18626 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18627 (ipcp_lat_is_const): Changed parameters and made inline.
18628 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18629 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18630 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18631 the predicate condition directly
18632 (ipcp_propagate_stage): Added local variable args. Removed local
18633 variable callee. (Both are mere code simplifications.)
18634 (ipcp_method_dont_insert_const): Renamed to
18635 ipcp_node_not_modifiable_p.
18636 (ipcp_node_not_modifiable_p): Made inline.
18637 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18638 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18639 (ipcp_print_all_lattices): Removed variable cvalue
18640 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18643 2008-05-06 Olivier Hainque <hainque@adacore.com>
18645 * tree-sra.c (try_instantiate_multiple_fields): Early return
18646 if field has POINTER_TYPE.
18648 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18650 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18651 by using 'q' specifier for instruction.
18652 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18654 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18656 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18657 Change mode of zero_extract from QImode to HImode.
18658 (sign bit tests peepholes): (Ditto.).
18660 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18662 * config/i386/mmx.md: Remove double backslashes from asm templates.
18663 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18664 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18665 to handle nonimmediate operands.
18666 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18667 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18668 to handle nonimmediate operands.
18669 (*mmx_<code>v2sf3_finite): New insn pattern.
18670 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18671 (mmx_<code>v2sf3): New expander. Use
18672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18673 (mmx_<plusminus_insn><mode>3): New expander. Use
18674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18675 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18676 (mmx_add<mode>3): Removed.
18677 (mmx_ssadd<mode>3): Ditto.
18678 (mmx_usadd<mode>3): Ditto.
18679 (mmx_sub<mode>3): Ditto.
18680 (mmx_sssub<mode>3): Ditto.
18681 (mmx_ussub<mode>3): Ditto.
18682 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18683 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18684 to handle nonimmediate operands.
18685 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18687 (mmx_smulv4hi3_highpart): New expander. Use
18688 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18689 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18691 (mmx_umulv4hi3_highpart): New expander. Use
18692 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18693 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18694 (mmx_<code>v4hi3): New expander. Use
18695 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18696 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18697 (mmx_<code>v8qi3): New expander. Use
18698 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18699 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18700 (mmx_<code><mode>3): New expander. Use
18701 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18703 2008-05-05 Jan Hubicka <jh@suse.cz>
18705 PR tree-optimization/36118
18706 * passes.c (pass_init_dump_file): Fix dump header.
18708 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18710 PR middle-end/36141
18711 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18712 VCE for function decls.
18714 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18716 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18718 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18720 * config/i386/i386.md (sat_plusminus): New.
18721 (plusminus_insn): Likewise.
18722 (plusminus_mnemonic): Likewise.
18724 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18725 (*<addsub><mode>3_cc_overflow): Renamed to ...
18726 (*<plusminus_insn><mode>3_cc_overflow): This.
18727 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18728 (*<plusminus_insn>si3_zext_cc_overflow): This.
18730 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18731 (<plusminus_insn><mode>3): This.
18732 (*<addsub><mode>3): Renamed to ...
18733 (*<plusminus_insn><mode>3): This.
18734 (<sse>_vm<addsub><mode>3): Renamed to ...
18735 (<sse>_vm<plusminus_insn><mode>3): This.
18736 (sse3_h<addsub>v4sf3): Renamed to ...
18737 (sse3_h<plusminus_insn>v4sf3): This.
18738 (sse3_h<addsub>v2df3): Renamed to ...
18739 (sse3_h<plusminus_insn>v2df3): This.
18740 (<plusminus_insn><mode>3): New.
18741 (*<plusminus_insn><mode>3): Likewise.
18742 (sse2_<plusminus_insn><mode>3): Likewise.
18743 (add<mode>): Removed.
18744 (*add<mode>3): Likewise.
18745 (sse2_ssadd<mode>3): Likewise.
18746 (sse2_usadd<mode>3): Likewise.
18747 (sub<mode>3): Likewise.
18748 (*sub<mode>3): Likewise.
18749 (sse2_sssub<mode>3): Likewise.
18750 (sse2_ussub<mode>3): Likewise.
18752 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18754 * gthr-single.h: Add in required interface elements as per gthr.h.
18755 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18756 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18757 Generalize UNUSED macro.
18758 (__gthread_once): Add.
18759 (__gthread_key_create): Add.
18760 (__gthread_key_delete): Add.
18761 (__gthread_getspecific): Add.
18762 (__gthread_setspecific): Add.
18764 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18766 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18767 the same size types for the indirect reference on the rhs, then
18770 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18772 * config/i386/i386.md
18773 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18774 one insn template instead of template series.
18775 (*xordi_1_rex64): Ditto.
18776 (*xordi_2_rex64): Ditto.
18778 2008-05-05 Ira Rosen <irar@il.ibm.com>
18780 PR tree-optimization/36119
18781 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18784 2008-06-04 Jan Hubicka <jh@suse.cz>
18786 tree-optimization/36100
18787 * tree-pass.h (pass_O0_always_inline): Declare.
18788 * ipa-inline.c (inline_transform): Remove dead code.
18789 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18790 pass_O0_always_inline): New.
18791 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18793 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18795 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18796 mnemonic in this_param move for TARGET_64BIT.
18798 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18800 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18801 (*strmovsi_rex_1): Ditto.
18802 (*strsetsi_1): Ditto.
18803 (*strsetsi_rex_1): Ditto.
18805 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18806 adddicc expanders using SWI mode iterator.
18808 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18811 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18814 2008-05-04 David S. Miller <davem@davemloft.net>
18816 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18817 (sparc*-*-linux*): Use linux.h in tm_file.
18818 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18819 compiler defaulting to 32-bit.
18820 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18822 * config/sparc/linux.h: Remove definitions now obtained
18823 properly from linux.h
18824 * config/sparc/linux64.h: Likewise.
18825 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18826 don't want this setting for 32-bit builds in a biarch compiler.
18827 * doc/install.texi: Add sparc-linux to list of targets
18828 supporting --enable-targets=all.
18830 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18832 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18834 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18836 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18837 after V4SI_FTYPE_V8HI.
18838 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18839 case V4SI_FTYPE_V2DF.
18841 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18843 * doc/invoke.texi (max-flow-memory-locations): Removed.
18844 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18846 2008-05-03 Richard Guenther <rguenther@suse.de>
18848 PR middle-end/34973
18849 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18851 2008-05-02 David S. Miller <davem@davemloft.net>
18853 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18855 2008-05-02 Simon Baldwin <simonb@google.com>
18858 * c-common.h (warn_array_subscript_range): Removed.
18859 * c-common.c (warn_array_subscript_range): Ditto.
18860 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18861 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18863 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18865 * config/i386/i386.c (ix86_special_builtin_type): New.
18866 (bdesc_special_args): Likewise.
18867 (ix86_expand_special_args_builtin): Likewise.
18868 (ix86_init_mmx_sse_builtins): Updated.
18869 (ix86_expand_builtin): Updated.
18870 (ix86_expand_store_builtin): Removed.
18871 (ix86_expand_unop_builtin): Likewise.
18873 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18874 * config/i386/mmintrin.h (__v2sf): Here.
18876 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18878 (_mm_loadl_pi): Likewise.
18879 (_mm_storeh_pi): Replace __v2si with __v2sf.
18880 (_mm_storel_pi): Likewise.
18882 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18883 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18884 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18885 __builtin_ia32_loadlpd.
18887 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18889 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18890 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18891 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18892 (ix86_init_mmx_sse_builtins): Updated.
18893 (ix86_expand_args_builtin): Likewise.
18894 (ix86_expand_builtin): Likewise.
18895 (ix86_expand_unop1_builtin): Renamed to ...
18896 (ix86_expand_unop_vec_merge_builtin): This.
18898 2008-05-01 Jan Hubicka <jh@suse.cz>
18901 * ipa-inline.c (inline_generate_summary): Make static.
18902 (inline_transform): Do not call inlining at -O0; make static.
18903 * passes.c (execute_todo): Add sanity check.
18904 (execute_one_ipa_transform_pass): Execute proper flags.
18906 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18908 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18909 (DECL_NONADDRESSABLE_P): Likewise.
18910 * alias.c (record_component_aliases): Fix comment.
18912 2008-05-01 Simon Baldwin <simonb@google.com>
18914 * c-common.h (warn_array_subscript_range): New function.
18915 * c-common.c (warn_array_subscript_range): Ditto.
18916 * tree-vrp.c (check_array_ref): Corrected code to agree with
18917 comment, ignoring only arrays of size 0 or size 1.
18918 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18920 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18922 * config/i386/i386.c (ix86_builtin_type): Replace
18923 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18924 (bdesc_args): Updated.
18925 (ix86_init_mmx_sse_builtins): Likewise.
18926 (ix86_expand_args_builtin): Likewise.
18928 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18931 * doc/extend.texi: Correct __builtin_ia32_palignr.
18933 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18936 * config/i386/i386.c (bdesc_crc32): Removed.
18937 (ix86_expand_crc32): Likewise.
18938 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18939 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18940 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18941 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18942 UINT_FTYPE_UINT_UCHAR.
18943 (bdesc_args): Updated. Add crc32 builtins.
18944 (ix86_init_mmx_sse_builtins): Updated.
18945 (ix86_expand_args_builtin): Updated to support subreg.
18947 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18949 2008-05-01 Jan Hubicka <jh@suse.cz>
18951 * tree-pass.h (opt_pass): Add IPA_PASS.
18952 (varpool_node, cgraph_node): Forward declare.
18953 (ipa_opt_pass): Define.
18954 (pass_ipa_inline): Turn into ipa_opt_pass.
18955 (pass_apply_inline): Remove.
18956 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18957 (apply_inline): Turn into ....
18958 (inline_transform): ... this one.
18959 (inline_generate_summary): New function.
18960 (pass_apply_inline): Remove.
18961 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18963 (struct function): Add ipa_transforms_to_apply.
18964 * passes.c (register_one_dump_file): Work on IPA_PASS.
18965 (init_optimization_passes): Remove pass_inline_parameters and
18967 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18968 (execute_one_pass) ... here; apply transforms when possible.
18969 (add_ipa_transform_pass, execute_ipa_summary_asses,
18970 execute_one_ipa_transform_pass): New.
18971 (execute_ipa_pass_list): Update for IPA_PASS type.
18973 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18975 * config/i386/i386.c (ix86_builtin_type): Add
18976 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18977 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18978 (bdesc_args): Add SSE4a builtins.
18979 (ix86_init_mmx_sse_builtins): Updated.
18980 (ix86_expand_args_builtin): Likewise.
18981 (ix86_expand_builtin): Likewise.
18983 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18985 * config/i386/i386.c (ix86_builtin_type): Add
18986 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18987 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18988 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18989 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18990 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18991 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18992 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18993 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18994 and DI_FTYPE_DI_DI_INT.
18995 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18996 (ix86_init_mmx_sse_builtins): Updated.
18997 (ix86_expand_args_builtin): Likewise.
18998 (ix86_expand_builtin): Likewise.
18999 (ix86_expand_binop_imm_builtin): Removed.
19001 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19003 2008-04-30 Richard Guenther <rguenther@suse.de>
19005 PR tree-optimization/32921
19006 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19008 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19010 * config/arm/arm.c (arm_unwind_emit): Use
19011 crtl->all_throwers_are_sibcalls instead of
19012 cfun->all_throwers_are_sibcalls.
19013 (arm_output_fn_unwind): Likewise.
19014 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19015 instead of cfun->uses_pic_offset_table.
19016 (frv_expand_prologue): Likewise.
19017 (frv_frame_pointer_required): Likewise.
19018 (frv_expand_fdpic_call): Likewise.
19019 (frv_emit_movsi): Likewise.
19020 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19021 cfun->returns_pcc_struct instead of
19022 current_function_returns_pcc_struct.
19023 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19024 instead of cfun->calls_eh_return.
19025 (m32c_pushm_popm): Likewise.
19026 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19027 "extern" declaration.
19029 2008-04-30 Richard Guenther <rguenther@suse.de>
19031 PR tree-optimization/21636
19032 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19034 (evaluate_stmt): Print the likely value.
19035 (ccp_visit_stmt): Avoid excessive vertical spacing.
19037 2008-04-30 Rafael Espíndola <espindola@google.com>
19039 * builtins.c (fold_call_expr): Return realret.
19040 * tree-ssa-threadedge.c
19041 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19042 __builtin_object_size.
19044 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19046 * gcc.c (wrapper_string): New variable.
19047 (insert_wrapper): New function.
19048 (execute): New option -wrapper.
19049 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19051 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19053 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19054 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19055 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19057 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19058 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19059 config/rs6000/e500crtres64gprctr.asm,
19060 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19061 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19062 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19063 config/rs6000/e500crtsav64gprctr.asm,
19064 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19065 config/rs6000/e500crtsavg64gprctr.asm: New files.
19066 * config/rs6000/t-ppccomm: Add build rules for new files.
19067 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19068 * config/rs6000/t-netbsd: Add build rules for new files.
19069 (LIB2FUNCS_STATIC_EXTRA): New variable.
19070 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19071 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19072 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19074 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19076 * config/i386/i386.c (ix86_builtin_type): Add
19077 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19078 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19079 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19080 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19081 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19082 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19083 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19084 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19085 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19086 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19087 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19088 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19089 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19090 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19091 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19092 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19093 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19094 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19095 V1DI_FTYPE_V2SI_V2SI.
19096 (bdesc_2arg): Moved to ...
19097 (bdesc_args): Here.
19098 (ix86_init_mmx_sse_builtins): Updated.
19099 (ix86_expand_args_builtin): Updated. Take a pointer
19100 to const struct builtin_description. Handle comparison
19102 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19103 (ix86_expand_builtin): Updated.
19105 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19106 (ssse3_pmaddubsw128): This.
19107 (ssse3_pmaddubswv4hi3): Renamed to ...
19108 (ssse3_pmaddubsw): This.
19110 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19111 (__builtin_ia32_packssdw128): Likewise.
19112 (__builtin_ia32_packuswb128): Likewise.
19113 (__builtin_ia32_pmaddubsw): Likewise.
19114 (__builtin_ia32_pmaddubsw128): Likewise.
19116 2008-04-30 Richard Guenther <rguenther@suse.de>
19118 PR tree-optimization/14847
19119 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19120 (recognize_bits_test): Use it.
19121 (recognize_single_bit_test): Likewise.
19123 2008-04-30 Martin Jambor <mjambor@suse.cz>
19125 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19126 instead of setting number of formal parameters to zero.
19127 (ipcp_init_stage): Do not set the number of actual parameters to zero
19129 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19130 which are called with variable number of arguments.
19131 (ipcp_insert_stage): Explicitely skipping all nodes which are
19132 called with variable number of arguments.
19133 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19134 number of parameters.
19136 * ipa-prop.h (struct ipa_node_params): Added flag
19137 called_with_var_arguments
19138 (ipa_set_param_count): Added. Changed sole setter to use it.
19139 (ipa_get_param_count): Added. All readers of param_count
19140 converted to use it instead.
19141 (ipa_set_called_with_variable_arg): Added.
19142 (ipa_is_called_with_var_arguments): Added.
19143 (ipa_get_ith_param): Added. All readers of param_decls converted
19145 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19147 (ipa_get_cs_argument_count): Added, all readers of argument_count
19149 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19152 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19153 (struct ipcp_lattice): Renamed cval_type to type
19154 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19156 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19157 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19158 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19159 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19160 (build_const_val): Changed the type of parameter cvalue to tree
19161 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19162 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19164 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19167 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19168 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19169 (ipa_add_method): Renamed to ipa_push_func_to_list
19170 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19171 (ipa_callsite_param_count): Removed.
19172 (ipa_callsite_param_count_set): Removed.
19173 (ipa_callsite_param): Removed.
19174 (ipa_callsite_callee): Removed.
19175 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19176 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19177 (ipa_method_formal_count): Removed.
19178 (ipa_method_formal_count_set): Removed.
19179 (ipa_method_get_tree): Removed.
19180 (ipa_method_tree_map_create): Removed.
19181 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19182 (ipa_create_param_decls_array): Creates the array itself
19183 (ipa_create_param_decls_array): Temporary variable info instead of
19184 a few dereferences.
19185 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19186 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19187 (get_type): Removed.
19188 (ipa_jf_get_info_type): Removed.
19189 (ipa_node_create): Renamed to ipa_create_node_params
19190 (ipa_free): Renamed to ipa_free_all_node_params
19191 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19192 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19193 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19194 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19195 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19196 ipa_free_all_edge_args
19197 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19198 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19199 (ipa_create_methodlist_node): Removed.
19200 (ipa_methodlist_method): Removed.
19201 (ipa_methodlist_method_set): Removed.
19202 (ipa_methodlist_next_method): Removed.
19203 (ipa_methodlist_next_method_set): Removed.
19204 (ipa_method_is_modified): Removed.
19205 (ipa_method_modify_create): Removed.
19206 (ipa_method_modify_init): Temporary variable info instead of a few
19208 (ipa_detect_param_modifications): Temporary variable info instead of
19209 a few dereferences.
19210 (ipa_compute_jump_functions): Temporary variable info instead of
19211 a few dereferences.
19212 (ipa_method_modify_set): Removed.
19213 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19214 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19215 than craph_node as the first parameter.
19216 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19217 (ipa_method_modify_init): Removed.
19218 (ipa_compute_jump_functions): Added a temp variable instead of
19219 repeatadly dereferencing the cgraph_edge.aux pointer
19220 (ipa_callsite_param_set_type): Removed.
19221 (ipa_compute_jump_functions): i renamed to index and moved to
19223 (ipa_callsite_param_set_info_type_formal): Removed.
19224 (ipa_callsite_param_set_info_type): Removed.
19225 (ipa_callsite_param_map_create): Removed.
19226 (ipa_callsite_tree): Removed.
19227 (ipa_callsite_caller): Removed.
19228 (ipa_pop_func_from_list): return_method removed to return_func
19230 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19231 prefixed all values with IPA_. Changed all users.
19232 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19233 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19234 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19235 (union parameter_info): Renamed to jump_func_value.
19236 (union jump_func_value): Renamed value to constant
19237 (struct ipa_jump_func): Renamed info_type to value
19238 (struct ipa_node): Renamed to ipa_node_params
19239 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19240 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19241 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19242 (struct ipa_edge): Renamed to ipa_edge_args
19243 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19244 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19245 (struct ipa_methodlist): Renamed to ipa_func_list
19246 (struct ipa_func_list): method_p renamed to node, next_method
19248 (ipa_methodlist_p): Removed, switched all users to struct pointer
19249 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19251 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19253 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19254 (rs6000_emit_epilogue): Use backchain to restore only when we
19255 have a large frame. Make use of frame pointer to restore if we
19256 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19258 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19260 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19261 Add mode to zero_extract.
19262 (sign bit tests peepholes): (Ditto.).
19264 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19266 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19267 Instructions in comments with SSE3.
19268 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19269 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19270 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19271 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19272 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19273 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19274 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19275 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19276 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19277 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19278 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19279 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19280 (bdesc_sse_args): Renamed to ...
19281 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19282 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19283 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19284 IX86_BUILTIN_FABSQ.
19285 (bdesc_1arg): Moved to ...
19286 (bdesc_args): Here.
19287 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19288 Instructions in comments with SSE3.
19289 (ix86_expand_sse_operands_builtin): Renamed to ...
19290 (ix86_expand_args_builtin): This. Updated.
19291 (ix86_expand_unop1_builtin): Update comments.
19292 (ix86_expand_builtin): Updated.
19294 2008-04-29 Richard Guenther <rguenther@suse.de>
19296 PR tree-optimization/36078
19297 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19298 Update virtual SSA form after cleaning up the CFG.
19300 2008-04-29 Richard Guenther <rguenther@suse.de>
19302 PR middle-end/15255
19303 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19305 2008-04-29 Richard Guenther <rguenther@suse.de>
19307 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19308 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19309 (compute_flow_insensitive_aliasing): Do not treat
19310 PTR_IS_REF_ALL pointers special.
19311 (get_smt_for): Likewise.
19312 (may_alias_p): Re-structure.
19313 (is_escape_site): A ref-all pointer conversion is not an escape site.
19314 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19315 PTR_IS_REF_ALL pointers special.
19316 * tree-ssa-structalias.h (struct alias_info): Remove
19317 ref_all_symbol_mem_tag field.
19318 (PTR_IS_REF_ALL): Remove.
19320 2008-04-29 Richard Guenther <rguenther@suse.de>
19322 PR middle-end/36077
19323 * fold-const.c (extract_muldiv_1): In combining division constants
19324 make sure to never overflow.
19326 2008-04-29 Nick Clifton <nickc@redhat.com>
19328 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19330 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19333 * optc-gen.awk: Work around HP-UX/IA awk bug.
19335 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19337 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19340 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19343 * config/i386/i386.md
19344 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19345 Change operand 1 predicate to nonimmediate_operand.
19347 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19350 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19352 * gengtype.c (walk_type, write_func_for_structure): Handle
19354 * doc/gty.texi: Document chain_circular.
19356 2008-04-28 Richard Guenther <rguenther@suse.de>
19358 PR tree-optimization/36066
19359 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19362 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19365 * config/i386/i386.md
19366 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19367 Use match_scratch instead of match_operand for operands 3 and 4.
19369 2008-04-27 Richard Guenther <rguenther@suse.de>
19371 PR tree-optimization/18754
19372 PR tree-optimization/34223
19373 * tree-pass.h (pass_complete_unrolli): Declare.
19374 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19375 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19376 Rewrite loop into loop closed SSA form if it is not already.
19377 (tree_unroll_loops_completely): Re-structure to iterate over
19378 innermost loops with intermediate CFG cleanups.
19379 Unroll outermost loops only if requested or the code does not grow
19381 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19382 loops are available.
19383 (tree_vectorize): Instead do so here.
19384 (tree_complete_unroll): Also unroll outermost loops.
19385 (tree_complete_unroll_inner): New function.
19386 (gate_tree_complete_unroll_inner): Likewise.
19387 (pass_complete_unrolli): New pass.
19388 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19389 uses outside of the loop.
19390 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19391 form if it is available.
19392 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19393 * passes.c (init_optimization_passes): Schedule complete inner
19394 loop unrolling pass before the first CCP pass after final inlining.
19396 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19398 * targhooks.h (default_emutls_var_fields,
19399 default_emutls_var_init): Declare.
19400 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19401 * target.h (struct gcc_target): Add struct emutls member.
19402 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19403 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19404 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19405 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19406 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19407 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19408 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19409 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19410 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19411 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19412 emit debug information.
19413 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19414 * varasm.c: Include targhooks.h.
19415 (emutls_object_section, emutls_tmpl_section): New.
19416 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19417 (EMUTLS_SEPARATOR): New.
19418 (prefix_name): New.
19419 (get_emutls_object_name): New.
19420 (default_emutls_var_fields): New, broken out of ...
19421 (get_emutls_object_type): ... here. Adjust to use target hooks.
19422 (get_emutls_init_templ_addr): Adjust to use target hooks.
19423 (emutls_decl): Adjust to use target hooks.
19424 (emutls_finish): Likewise.
19425 (default_emutls_var_init): New, broken out of ...
19426 (assemble_variable): ... here. Adjust to use target hooks.
19427 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19428 SECCAT_EMUTLS_TMPL.
19429 * c-common.c (handle_section_attribute): Prevent overriding
19430 sections for emulated tls with special sections.
19431 * config/i386/i386.c (x86_64_elf_select_section): Add
19432 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19433 (x86_64_elf_unique_section): Likewise.
19434 * config/vxworks.c: Include tree.h.
19435 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19436 (vxworks_override_options): Set TLS scheme.
19437 * doc/tm.texi (Emulated TLS): New node.
19439 2008-04-26 Simon Baldwin <simonb@google.com>
19442 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19443 with propagated string constants.
19445 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19447 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19448 constraint for operand 2 when operand 0 is memory operand.
19449 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19450 operand 0 is memory operand.
19451 (fix_trunc<mode>_i387_with_temp): Ditto.
19452 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19453 operand 2 when operand 1 is memory operand.
19454 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19455 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19456 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19457 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19458 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19459 operands 2,3 and 4 when operand 1 is memory operand.
19460 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19462 (fistdi2_floor_with_temp): Ditto.
19463 (fist<mode>2_floor_with_temp): Ditto.
19464 (fistdi2_ceil_with_temp): Ditto.
19465 (fist<mode>2_ceil_with_temp): Ditto.
19466 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19468 2008-04-26 David Daney <ddaney@avtrex.com>
19470 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19472 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19473 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19474 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19475 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19476 (compare_and_swap_12): New insn.
19477 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19478 * config/mips/mips.c (mips_force_binary): New function.
19479 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19480 (mips_expand_compare_and_swap_12): New function.
19481 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19483 2008-04-25 Jan Hubicka <jh@suse.cz>
19486 * cfgexpand.c (pass_expand): Turn into RTL pass.
19487 * passes.c (execute_one_pass): Do pass typechecking after execution.
19488 * tree-pass.h (pass_expand): Turn into RTL pass.
19490 * function.h (struct rtl_data): Move here fields
19491 accesses_prior_frames, calls_eh_return, saves_all_registers,
19492 has_nonlocal_goto, has_asm_statement, is_thunk,
19493 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19494 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19495 arg_pointer_save_area_init from struct function; turn into bool.
19496 (struct function): Move
19497 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19498 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19499 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19500 tail_call_emit, arg_pointer_save_area_init
19501 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19502 (current_function_returns_struct, current_function_returns_pcc_struct,
19503 current_function_calls_setjmp, current_function_calls_alloca,
19504 current_function_accesses_prior_frames,
19505 current_function_calls_eh_return, current_function_is_thunk,
19506 current_function_stdarg, current_function_profile,
19507 current_function_limit_stack, current_function_uses_pic_offset_table,
19508 current_function_uses_const_pool, current_function_has_nonlocal_label,
19509 current_function_saves_all_registers,
19510 current_function_has_nonlocal_goto,
19511 current_function_has_asm_statement): Remove accesor macros.
19512 * ra-conflict.c (global_conflicts): Update.
19513 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19514 (suitable_for_tail_call_opt_p): Update.
19515 * builtins.c (expand_builtin_return_addr): Update.
19516 (expand_builtin_setjmp_setup): Update.
19517 (expand_builtin_nonlocal_goto): Update.
19518 * final.c (final_start_function): Update.
19519 (profile_function): Update.
19520 (leaf_function_p): Update.
19521 (only_leaf_regs_used): Update.
19522 * df-scan.c (df_get_exit_block_use_set): Update.
19523 * dojump.c (clear_pending_stack_adjust): Update.
19524 * tree-stdarg.c (gate_optimize_stdarg): Update.
19525 * gimple-low.c (lower_function_body): Update.
19526 * global.c (compute_regsets): Update.
19527 (global_alloc): Update.
19528 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19529 * expr.c (expand_assignment): Update.
19530 * dse.c (dse_step0): Update.
19531 (dse_step1): Update.
19532 * c-decl.c (store_parm_decls): Update.
19533 * local-alloc.c (combine_regs): Update.
19534 (find_free_reg): Update.
19535 * function.c (assign_parms_augmented_arg_list): Update.
19536 (assign_parm_find_data_types): Update.
19537 (assign_parms): Update.
19538 (allocate_struct_function): Update.
19539 (expand_function_start): Update.
19540 (expand_function_end): Update.
19541 (get_arg_pointer_save_area): Update.
19542 (thread_prologue_and_epilogue_insns): Update.
19543 (rest_of_match_asm_constraints): Update.
19544 * stor-layout.c (variable_size): Update.
19545 * gcse.c (gcse_main): Update.
19546 (bypass_jumps): Update.
19547 * gimplify.c (gimplify_function_tree): Update.
19548 * calls.c (emit_call_1): Update.
19549 (expand_call): Update.
19550 * bt-load.c (compute_defs_uses_and_gen): Update.
19551 * except.c (sjlj_assign_call_site_values): Update.
19552 (sjlj_emit_function_enter): Update.
19553 (can_throw_external): Update.
19554 (set_nothrow_function_flags): Update.
19555 (expand_builtin_unwind_init): Update.
19556 (expand_eh_return): Update.
19557 (convert_to_eh_region_ranges): Update.
19558 (output_function_exception_table): Update.
19559 * emit-rtl.c (gen_tmp_stack_mem): Update.
19560 * cfgexpand.c (expand_used_vars): Update.
19561 (tree_expand_cfg): Update.
19562 * cfgcleanup.c (rest_of_handle_jump): Update.
19563 * explow.c (allocate_dynamic_stack_space): Update.
19564 * varasm.c (assemble_start_function): Update.
19565 (force_const_mem): Update.
19566 (mark_constant_pool): Update.
19567 * tree-optimize.c (tree_rest_of_compilation): Update.
19568 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19569 * tree-cfg.c (notice_special_calls): Update.
19570 (is_ctrl_altering_stmt): Update.
19571 (tree_can_make_abnormal_goto): Update.
19572 (tree_purge_dead_abnormal_call_edges): Update.
19573 * config/alpha/predicates.md: Update.
19574 * config/alpha/alpha.c (alpha_sa_mask): Update.
19575 (alpha_sa_size): Update.
19576 (alpha_does_function_need_gp): Update.
19577 (alpha_expand_prologue): Update.
19578 (alpha_start_function): Update.
19579 (alpha_output_function_end_prologue): Update.
19580 (alpha_expand_epilogue): Update.
19581 * config/frv/frv.c (frv_stack_info): Update.
19582 (frv_expand_epilogue): Update.
19583 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19584 (s390_register_info): Update.
19585 (s390_frame_info): Update.
19586 (s390_init_frame_layout): Update.
19587 (s390_can_eliminate): Update.
19588 (save_gprs): Update.
19589 * config/spu/spu.c (spu_split_immediate): Update.
19590 (need_to_save_reg): Update.
19591 (spu_expand_prologue): Update.
19592 (spu_expand_epilogue): Update.
19593 * config/sparc/sparc.md: Update.
19594 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19595 (sparc_tls_got): Update.
19596 (legitimize_pic_address): Update.
19597 (sparc_emit_call_insn): Update.
19598 (sparc_expand_prologue): Update.
19599 (output_return): Update.
19600 (print_operand): Update.
19601 (sparc_function_ok_for_sibcall): Update.
19602 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19603 * config/m32r/m32r.md: Update.
19604 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19605 (m32r_compute_frame_size): Update.
19606 (m32r_expand_prologue): Update.
19607 (m32r_expand_epilogue): Update.
19608 (m32r_legitimize_pic_address): Update.
19609 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19610 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19611 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19612 (gen_push): Update.
19613 (ix86_save_reg): Update.
19614 (ix86_compute_frame_layout): Update.
19615 (ix86_expand_prologue): Update.
19616 (ix86_expand_epilogue): Update.
19617 * config/sh/sh.c (output_stack_adjust): Update.
19618 (calc_live_regs): Update.
19619 (sh5_schedule_saves): Update.
19620 (sh_expand_prologue): Update.
19621 (sh_expand_epilogue): Update.
19622 (sh_setup_incoming_varargs): Update.
19623 (sh_allocate_initial_value): Update.
19624 (sh_get_pr_initial_val): Update.
19625 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19626 * config/sh/sh.md (label:): Update.
19627 * config/avr/avr.c (out_movhi_mr_r): Update.
19628 * config/crx/crx.h (enum): Update.
19629 * config/xtensa/xtensa.h (along): Update.
19630 * config/stormy16/stormy16.c Update.
19631 (xstormy16_compute_stack_layout): Update.
19632 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19633 (fr30_expand_prologue): Update.
19634 * config/cris/cris.c (cris_conditional_register_usage): Update.
19635 (cris_reg_saved_in_regsave_area): Update.
19636 (cris_initial_frame_pointer_offset): Update.
19637 (cris_simple_epilogue): Update.
19638 (cris_expand_prologue): Update.
19639 (cris_expand_epilogue): Update.
19640 (cris_expand_pic_call_address): Update.
19641 (cris_asm_output_symbol_ref): Update.
19642 (cris_asm_output_label_ref): Update.
19643 * config/cris/cris.md Update.
19644 * config/iq2000/iq2000.c (compute_frame_size): Update.
19645 (iq2000_expand_epilogue): Update.
19646 * config/mt/mt.h (save_direction): Update.
19647 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19648 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19649 (ia64_secondary_reload_class): Update.
19650 * config/m68k/m68k.c (m68k_save_reg): Update.
19651 (m68k_expand_prologue): Update.
19652 (m68k_expand_epilogue): Update.
19653 (legitimize_pic_address): Update.
19654 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19655 (first_reg_to_save): Update.
19656 (first_altivec_reg_to_save): Update.
19657 (compute_vrsave_mask): Update.
19658 (compute_save_world_info): Update.
19659 (rs6000_stack_info): Update.
19660 (spe_func_has_64bit_regs_p): Update.
19661 (rs6000_ra_ever_killed): Update.
19662 (rs6000_emit_eh_reg_restore): Update.
19663 (rs6000_emit_allocate_stack): Update.
19664 (rs6000_emit_prologue): Update.
19665 (rs6000_emit_epilogue): Update.
19666 (rs6000_output_function_epilogue): Update.
19667 (output_profile_hook): Update.
19668 (rs6000_elf_declare_function_name): Update.
19669 * config/rs6000/rs6000.h (rs6000_args): Update.
19670 * config/rs6000/rs6000.md: Update.
19671 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19672 * config/arc/arc.c (arc_output_function_epilogue): Update.
19673 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19674 * config/darwin.c (machopic_function_base_name): Update.
19675 * config/score/score3.c (score3_compute_frame_size): Update.
19678 (score3_epilogue): Update.
19679 * config/score/score7.c (score7_compute_frame_size): Update.
19680 (score7_prologue): Update.
19681 (score7_epilogue): Update.
19682 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19683 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19684 * config/arm/arm.c (use_return_insn): Update.
19685 (require_pic_register): Update.
19686 (arm_load_pic_register): Update.
19687 (arm_compute_save_reg0_reg12_mask): Update.
19688 (arm_compute_save_reg_mask): Update.
19689 (thumb1_compute_save_reg_mask): Update.
19690 (output_return_instruction): Update.
19691 (arm_output_function_prologue): Update.
19692 (arm_output_epilogue): Update.
19693 (arm_get_frame_offsets): Update.
19694 (arm_expand_prologue): Update.
19695 (thumb_pushpop): Update.
19696 (thumb_exit): Update.
19697 (thumb1_expand_prologue): Update.
19698 (thumb1_expand_epilogue): Update.
19699 (arm_unwind_emit): Update.
19700 (arm_output_fn_unwind): Update.
19701 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19702 * config/arm/arm.md: Update.
19703 * config/pa/pa.md: Update.
19704 * config/pa/pa.c (legitimize_pic_address): Update.
19705 (compute_frame_size): Update.
19706 (hppa_expand_prologue): Update.
19707 (hppa_expand_epilogue): Update.
19708 (borx_reg_operand): Update.
19709 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19710 (HARD_REGNO_RENAME_OK): Update.
19711 * config/mips/mips.c (mips_global_pointer): Update.
19712 (mips_save_reg_p): Update.
19713 (mips_compute_frame_info): Update.
19714 (mips_frame_pointer_required): Update.
19715 (mips_expand_prologue): Update.
19716 (mips_expand_epilogue): Update.
19717 (mips_can_use_return_insn): Update.
19718 (mips_reorg_process_insns): Update.
19719 * config/v850/v850.c (compute_register_save_size): Update.
19720 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19721 * config/mmix/mmix.c (along): Update.
19722 (mmix_expand_epilogue): Update.
19723 * config/bfin/bfin.c (legitimize_pic_address): Update.
19724 (must_save_p): Update.
19725 (stack_frame_needed_p): Update.
19726 (add_to_reg): Update.
19727 (bfin_expand_prologue): Update.
19728 * stmt.c (expand_asm_operands): Update.
19729 * reload1.c (reload): Update.
19730 (init_elim_table): Update.
19732 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19734 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19736 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19738 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19739 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19740 (mov<mode>): Removed.
19741 (*movv4sf_internal): Likewise.
19742 (*movv2df_internal): Likewise.
19744 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19746 * config.gcc (crx-*-elf): Remove deprecation.
19748 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19750 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19751 __gcc_deregister_frame with atexit.
19752 (deregister_frame_dtor): Remove.
19754 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19755 Nathan Sidwell <nathan@codesourcery.com>
19757 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19759 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19760 (rs6000_isel): Likewise.
19761 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19762 (rs6000_isel): New variable.
19763 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19765 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19768 * c-common.c (handle_vector_size_attribute): Call
19769 lang_hooks.types.reconstruct_complex_type instead of
19770 reconstruct_complex_type.
19771 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19772 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19773 * langhooks.h (struct lang_hooks_for_types): Add
19774 reconstruct_complex_type hook.
19775 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19776 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19778 2008-04-24 Richard Guenther <rguenther@suse.de>
19780 * c-common.h (check_builtin_function_arguments): Declare.
19781 * c-common.c (validate_nargs): New function.
19782 (check_builtin_function_arguments): Likewise.
19783 * c-typeck.c (build_function_call): Call
19784 check_builtin_function_arguments.
19785 * builtins.c (fold_builtin_classify): Remove error reporting code.
19786 (fold_builtin_unordered_cmp): Likewise.
19787 (fold_builtin_1): Likewise.
19788 (fold_builtin_n): Likewise.
19790 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19792 PR tree-optimization/36008
19793 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19794 the original op1, rather than delta by step.
19796 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19797 Sebastian Pop <sebastian.pop@amd.com>
19799 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19800 eliminate_local_variables_stmt, eliminate_local_variables,
19801 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19802 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19803 of code delimited by two edges in the CFG.
19804 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19805 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19806 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19807 the case of parallelisation of reductions.
19808 (expr_invariant_in_region_p): New.
19810 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19811 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19813 2008-04-24 Ira Rosen <irar@il.ibm.com>
19814 Richard Guenther <rguenther@suse.de>
19816 PR tree-optimization/36034
19817 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19818 incapable of dealing with loads with gaps.
19820 2008-04-24 Rafael Espíndola <espindola@google.com>
19822 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19823 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19824 vrp_evaluate_conditional.
19825 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19826 (vrp_evaluate_conditional): Split the cond argument.
19827 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19828 (simplify_stmt_for_jump_threading): Update call to
19829 vrp_evaluate_conditional.
19831 2008-04-24 Ira Rosen <irar@il.ibm.com>
19833 PR tree-optimization/35982
19834 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19835 interleaved data-refs are of the same type.
19837 2008-04-24 Danny Smith <dannysmith@users.net>
19839 * c-format.c (check_format_info_main): Use strncmp rather than a
19840 magic prefix to handle multichar length specs.
19841 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19842 Don't prefix "I64" and "I32" with '\0'.
19844 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19847 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19848 in registers for -m32 only if stdarg_p (fntype).
19850 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19852 PR rtl-optimization/36006
19853 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19854 temp to op0 in order to avoid invalid rtx sharing.
19856 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19858 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19859 check TREE_INVARIANT.
19860 * tree-gimple.c (is_gimple_address): New.
19861 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19862 * tree-gimple.h (is_gimple_address): New.
19863 * tree.h (decl_address_invariant_p): New.
19864 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19865 (build_string): Likewise.
19866 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19867 (tree_invariant_p_1): Likewise.
19868 (save_expr): Use it.
19869 (tree_invariant_p): New.
19870 (skip_simple_arithmetic): Use it.
19871 (stabilize_reference_1): Use it.
19872 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19874 (build1_stat): Drop code to compute TREE_INVARIANT.
19875 (build2_stat): Drop code to compute TREE_INVARIANT.
19876 (build3_stat): Drop code to compute TREE_INVARIANT.
19877 (build4_stat): Drop code to compute TREE_INVARIANT.
19878 (build5_stat): Drop code to compute TREE_INVARIANT.
19879 (build7_stat): Drop code to compute TREE_INVARIANT.
19880 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19881 * tree.h (struct tree_base): Remove invariant_flag.
19882 (TREE_INVARIANT): Remove.
19883 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19884 (fold_builtin_expect): Check TREE_CONSTANT.
19885 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19886 * c-tree.h (c_expr_to_decl): Drop third parameter.
19887 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19888 (build_c_cast): Don't set TREE_INVARIANT.
19889 (pop_init_level): Don't set TREE_INVARIANT.
19890 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19891 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19893 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19894 (gimplify_addr_expr): Adjust comment.
19895 * tree-mudflap.c (mf_build_string):
19896 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19897 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19898 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19899 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19900 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19901 * langhooks.h (struct lang_hooks): Drop third parameter from
19904 2008-04-23 Richard Guenther <rguenther@suse.de>
19906 PR tree-optimization/27799
19907 PR tree-optimization/32921
19908 PR tree-optimization/32624
19909 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19910 SMTs aliases and the tag itself into the solution.
19911 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19912 merge the points-to solution back into the SMT aliases.
19913 (may_alias_p): Use alias_set_subset_of instead of
19914 aliases_conflict_p. A pointer which points to
19915 memory with alias set zero may access any variable.
19917 2008-04-23 Richard Guenther <rguenther@suse.de>
19919 * alias.c (alias_set_subset_of): Correctly handle asking
19920 if zero is a subset of an alias set with zero child.
19921 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19922 (compute_flow_insensitive_aliasing): Correctly walk all
19923 pointers. Do not unnecessarily union sets.
19925 2008-04-23 Richard Guenther <rguenther@suse.de>
19927 PR middle-end/36021
19928 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19930 2008-04-22 Tomas Bily <tbily@suse.cz>
19932 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19934 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19936 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19937 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19938 * tree-inline.c (estimate_num_insns_1): Likewise.
19939 * varasm.c (const_hash_1, compare_constant, copy_constant)
19940 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19941 * emit-rtl.c (component_ref_for_mem_expr)
19942 (set_mem_attributes_minus_bitpos): Likewise.
19943 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19944 (is_aligning_offset): Likewise.
19945 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19946 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19947 * dojump.c (do_jump): Likewise.
19948 * builtins.c (get_pointer_alignment, get_memory_rtx)
19949 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19950 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19952 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19954 PR rtl-optimization/36017
19955 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19956 expanding the library call.
19958 2008-04-22 Ian Lance Taylor <iant@google.com>
19960 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19961 than size_in_bytes.
19963 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19965 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19966 of LR/CTR moves for Power6.
19968 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19970 PR middle-end/36003
19971 * passes.c (init_optimization_passes): Remove
19972 pass_fast_rtl_byte_dce.
19974 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19977 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19978 builtin functions to generate faster code.
19979 (_mm_cvtpu16_ps): Ditto.
19980 (_mm_cvtpi32x2_ps): Ditto.
19982 2008-04-22 Nick Clifton <nickc@redhat.com>
19984 * common.opt (ftree-loop-distribution): Add Optimization
19987 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19988 (frv_expand_builtin_va_start): Likewise.
19990 * config/arm/arm.c (thumb_find_work_register): Fix location of
19991 argument register count.
19993 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19995 Support scheduling for ColdFire V1 and V3 microarchitecture.
19996 Improve scheduling of multiplication instructions.
19998 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19999 (mac): New instruction attribute.
20000 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20001 (m68k_sched_mac): New variable.
20002 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20003 Handle cfv1 and cfv3.
20004 (max_insn_size): New static variable.
20005 (struct _sched_ib): New type.
20006 (sched_ib): New static variable.
20007 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20008 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20009 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20011 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20012 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20013 new variables. Update.
20014 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20015 Add modeling of cfv3 instruction buffer. Update.
20016 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20017 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20018 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20019 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20020 a particular reservation applies to.
20021 (type2): Reorganize attribute values. Rename alu to alu_reg,
20022 alu_l to alu, move_l to omove. Join move to alu. Split mul
20023 to mul_l and mul_w.
20024 (cf_ib_*): Simplify description of instruction buffer.
20025 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20026 (cf_mem): Split into cf_mem1 and cf_mem2.
20027 (cf_v2_move_??): Rename to cfv12_alu_??.
20028 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20029 (cf_v2_mul_??): Remove reservations.
20030 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20031 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20032 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20034 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20035 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20036 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20037 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20038 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20039 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20040 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20041 expansions of the above reservations for instructions of sizes
20044 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20046 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20048 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20050 * coverage.c: Include tree-pass.h.
20051 (coverage_counter_alloc): Print da_file_name to the dump file.
20053 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20055 * sbitmap.c (sbitmap_range_empty_p): New function.
20056 * sbitmap.h (sbitmap_range_empty_p): New function.
20057 * bitmap.h: Now includes obstack.h.
20059 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20060 Kenneth Zadeck <zadeck@naturalbridge.com>
20062 * dbgcnt.def (ra_byte_scan): Added.
20063 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20064 when the last hit happens for a counter.
20065 * timevar.def (TV_DF_BYTE_LR): New variable.
20066 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20067 * passes.c (pass_fast_rtl_byte_dce): New pass.
20068 * fwprop.c (update_df): Added mode to call df_ref_create.
20069 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20070 DF_REF_EXTRACT_OFFSET.
20071 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20072 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20074 (df_ref_extract): Added mode field.
20075 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20076 DF_REF_EXTRACT_OFFSET.
20077 (DF_REF_EXTRACT_MODE): New macro.
20078 (df_byte_lr_bb_info): New structure.
20079 (df_print_byte_regset, df_compute_accessed_bytes,
20080 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20081 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20082 df_byte_lr_simulate_uses,
20083 df_byte_lr_simulate_artificial_refs_at_top,
20084 df_byte_lr_simulate_artificial_refs_at_end,
20085 df_compute_accessed_bytes): New function.
20086 (df_ref_create): Add parameter.
20087 (df_byte_lr_get_bb_info): New inline function.
20088 * df-scan.c (df_ref_record, df_uses_record,
20089 df_ref_create_structure): Added mode parameter.
20090 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20091 df_defs_record, df_uses_record, df_get_conditional_uses,
20092 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20093 df_entry_block_defs_collect, df_exit_block_uses_collect):
20094 Added mode parameter to calls to df_ref_record, df_uses_record,
20095 df_ref_create_structure.
20096 (df_ref_equal_p, df_ref_compare): Added test for modes.
20097 (df_ref_create_structure): Added code to set mode. Renamed
20098 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20099 DF_REF_EXTRACT_OFFSET.
20100 * df-core.c (df_print_byte_regset): New function.
20101 * df-byte-scan.c: New file.
20102 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20103 calls to BITMAP_FREE.
20104 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20105 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20106 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20107 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20108 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20109 df_byte_lr_local_compute, df_byte_lr_init,
20110 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20111 df_byte_lr_transfer_function, df_byte_lr_free,
20112 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20113 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20114 df_byte_lr_simulate_uses,
20115 df_byte_lr_simulate_artificial_refs_at_top,
20116 df_byte_lr_simulate_artificial_refs_at_end): New function.
20117 * dce.c (byte_dce_process_block): New function.
20118 (dce_process_block): au is now passed in rather than computed
20119 locally. Changed loops that look at artificial defs to not look
20120 for conditional or partial ones, because there never are any.
20121 (fast_dce): Now is able to drive byte_dce_process_block or
20122 dce_process_block depending on the kind of dce being done.
20123 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20124 (rest_of_handle_fast_byte_dce): New function.
20125 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20126 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20128 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20131 * gcc.h: Added fortran options that take arguments to
20132 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20135 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20137 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20138 scalarization if on the LHS and not a full access.
20140 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20142 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20144 2008-04-18 Rafael Espíndola <espindola@google.com>
20146 * tree-vrp.c (find_case_label_index): Fix the binary search.
20147 (find_case_label_range): New.
20148 (vrp_visit_switch_stmt): Use find_case_label_range.
20149 (simplify_switch_using_ranges): Use find_case_label_range.
20151 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20153 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20154 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20156 2008-04-18 Tom Tromey <tromey@redhat.com>
20159 * doc/cpp.texi (Implementation-defined behavior): Mention
20162 2008-04-18 Ian Lance Taylor <iant@google.com>
20164 * fold-const.c (pointer_may_wrap_p): New static function.
20165 (fold_comparison): Add another test for pointer overflow. Use
20166 pointer_may_wrap_p to disable some false positives.
20168 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20170 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20171 (fname_as_string): Match updated cpp_interpret_string prototype.
20172 (fix_string_type): Support char16_t* and char32_t*.
20173 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20174 derivative) nodes. Register as builtin if C++0x.
20175 (c_parse_error): Support CPP_CHAR{16,32}.
20176 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20177 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20178 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20179 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20180 CTI_CHAR32_ARRAY_TYPE>: New elements.
20181 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20182 char32_type_node, signed_char32_type_node, char16_array_type_node,
20183 char32_array_type_node): New defines.
20184 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20185 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20186 (lex_string): Support CPP_STRING{16,32}, match updated
20187 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20188 (lex_charconst): Support CPP_CHAR{16,32}.
20189 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20190 and CPP_STRING{16,32}.
20192 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20195 * aclocal.m4: Regenerate.
20196 * configure: Regenerate.
20198 2008-04-18 Jan Hubicka <jh@suse.cz>
20200 * except.c (dw2_size_of_call_site_table,
20201 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20203 * cgraphbuild.c (build_cgraph_edges): Update.
20204 * tree-pass.h: Update comment.
20205 * final.c (leaf_function_p): Update.
20206 (leaf_renumber_regs): Update.
20207 (rest_of_clean_state): Update.
20208 * omp-low.c (expand_omp_parallel): Update.
20209 * ipa-reference.c (analyze_function): Update.
20210 * reorg.c (find_end_label): Update.
20211 (optimize_skip): Update.
20212 (fill_simple_delay_slots): Update.
20213 (fill_simple_delay_slots): Update.
20214 (make_return_insns): Update.
20215 (dbr_schedule): Update.
20216 * gimple-low.c (record_vars_into): Update.
20217 * cfgbuild.c (make_edges): Update.
20218 * function.c (assign_stack_local): Update.
20219 (assign_parm_adjust_stack_rtl): Update.
20220 (locate_and_pad_parm): Update.
20221 (allocate_struct_function): Do not initialize stack_alignment_needed
20222 and preferred_stack_boundary here.
20223 (stack_protect_prologue): Update.
20224 (stack_protect_epilogue): Update.
20225 (expand_function_start): Initialize stack_alignment_needed,
20226 preferred_stack_boundary and max_jumptable_ents.
20227 (expand_function_end): Update.
20228 (free_after_compilation): Do not NULLify epilogue_delay_list.
20229 * function.h (struct rtl_data): Add stack_protect_guard,
20230 stack_alignment_needed,
20231 preferred_stack_boundary, epilogue_delay_list.
20232 (struct function): Remove value_histograms, stack_alignment_needed,
20233 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20235 unexpanded_var_list, stack_protect_guard.
20236 (current_function_epilogue_delay_list): Remove.
20237 * ipa-type-escape.c (analyze_function): Update.
20238 * gimplify.c (pop_gimplify_context): Update comment.
20239 * calls.c (expand_call): Update.
20240 (emit_library_call_value_1): Update.
20241 * except.c (set_nothrow_function_flags): Update.
20242 * cfgexpand.c (get_decl_align_unit): Update.
20243 (create_stack_guard): Update.
20244 (estimated_stack_frame_size): Update.
20245 (expand_used_vars): Update.
20246 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20247 * explow.c (allocate_dynamic_stack_space): Update.
20248 * tree-ssa-live.c (remove_unused_locals): Update.
20249 * varasm.c (mark_constant_pool): Update.
20250 * tree-inline.c (remap_decls): Update.
20251 (initialize_cfun): Update.
20252 (declare_return_variable): Update.
20253 (inline_forbidden_p): Update.
20254 (expand_call_inline): Update.
20255 (declare_inline_vars): Update.
20256 (tree_function_versioning): Update.
20257 * tree-flow.h (value_histograms): New.
20258 (VALUE_HISTOGRAMS): New macro.
20259 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20261 * tree-cfg.c (set_bb_for_stmt): Update.
20262 (replace_by_duplicate_decl): Update.
20263 (move_block_to_fn): Update.
20264 (new_label_mapper): Update.
20265 (dump_function_to_file): Update.
20266 * ipa-struct-reorg.c (build_data_structure): Update.
20267 * cfgrtl.c (print_rtl_with_bb): Update.
20268 * reload1.c (reload): Update.
20270 * config/i386/i386.c (setup_incoming_varargs_64,
20271 ix86_compute_frame_layout): Update.
20272 * config/arc/arc.c (arc_output_function_epilogue): Update.
20274 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20276 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20277 for FreeBSD as well.
20278 * gthr-posix95.h: Likewise.
20280 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20282 PR rtl-optimization/35838
20283 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20284 out the byte offset of the first subreg.
20286 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20288 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20289 to split_ti instead of three separate calls with single member arrays.
20290 (subti3 splitter): Ditto.
20291 (adddi3 splitter): Ditto with split_di.
20292 (subdi3 splitter): Ditto.
20293 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20294 two separate calls with single member arrays. Swap match_dup
20295 operands 1 and 2 to better fit into the array.
20296 (negdi2 splitter): Ditto with split_di.
20297 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20298 two separate calls with single member arrays. Swap match_dup operands
20299 6 and 7 to better fit into the array.
20301 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20303 * config/i386/i386.c (sse_builtin_type): New.
20304 (bdesc_sse_args): Likewise.
20305 (bdesc_sse_3arg): Removed.
20306 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20307 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20308 IX86_BUILTIN_ROUNDPS.
20309 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20310 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20311 IX86_BUILTIN_ROUNDPS.
20312 (ix86_expand_sse_4_operands_builtin): Removed.
20313 (ix86_expand_sse_operands_builtin): New.
20314 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20315 and CODE_FOR_sse4_1_roundps.
20316 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20317 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20319 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20322 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20323 regs before frame pop when needed. If use_backchain_to_restore_sp
20324 then load backchain into a temp reg to restore vr and vrsave. Add
20325 code to restore vr after frame pop if possible.
20327 2008-04-17 Richard Guenther <rguenther@suse.de>
20329 * tree-vn.c (expressions_equal_p): Do not check type
20330 equality or compatibility before calling operand_equal_p.
20331 * fold-const.c (operand_equal_p): Check equivalence of
20332 integer constants before bailing out due to signedness or
20333 precision differences.
20334 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20335 spurious differences in type qualification. Ignore types
20336 for COMPONENT_REFs at all.
20338 2008-04-17 Christian Bruel <christian.bruel@st.com>
20340 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20341 msw_skip comparison.
20343 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20346 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20349 PR tree-optimization/35899
20350 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20351 rather than TREE_OPERAND.
20353 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20356 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20357 temporary registers. Change operand predicate to general_operand.
20358 (remainderxf3): Ditto.
20360 2008-04-16 Richard Guenther <rguenther@suse.de>
20362 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20363 * tree-affine.c (aff_combination_expand): Look through some
20366 2008-04-15 Doug Kwan <dougkwan@google.com>
20368 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20370 * tree-pretty-print.c (dump_generic_node): Ditto.
20371 * final.c (output_addr_const): Ditto.
20372 * dwarf2out.c (output_cfi): Ditto.
20373 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20374 * print-rtl.c (print_rtx): Ditto.
20375 * print-tree.c (print_node_brief, print_node): Ditto.
20376 * c-common.c (match_case_to_enum_1): Ditto.
20377 * sched-vis.c (print_value): Ditto.
20378 * config/i386/i386.c (print_operand): Cast to long unsigned int
20381 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20382 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20383 MS Windows VirtualProtect function.
20385 2008-04-15 Jan Hubicka <jh@suse.cz>
20387 * gengtype.c (write_root): Param_is argument is OK.
20388 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20389 * function.h: Include varray.h
20390 (rtl_eh): New stucture based on except.c one.
20391 (call_site_record): New forward declaration and vector type.
20392 * calls.c (emit_call_1): Do not call
20393 note_current_region_may_contain_throw.
20394 * except.c (eh_status): Remove cur_region, try_region since they are
20396 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20397 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20398 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20399 Remove call_site_data_used, call_site_data_size.
20400 Turn call_site_record into vector in function.h.
20401 (note_current_region_may_contain_throw): Remove.
20402 (get_exception_pointer, get_exception_filter): Do not take struct
20403 function argument; update.
20404 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20405 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20406 build_post_landing_pads, dw2_build_landing_pads,
20407 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20408 sjlj_emit_function_enter, sjlj_emit_function_enter,
20409 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20410 sjlj_build_landing_pads, finish_eh_generation,
20411 remove_exception_handler_label, remove_eh_handler,
20412 maybe_remove_eh_handler, add_reachable_handler,
20413 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20414 add_action_record, collect_one_action_chain, add_call_site,
20415 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20416 sjlj_output_call_site_table, output_function_exception_table,
20417 * except.h (note_current_region_may_contain_throw): Remove
20418 (get_exception_pointer, get_exception_filter): Do not take struct
20420 * Makefile.in (GTFILES): Put varargs before struct function.
20422 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20424 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20425 punt for STRING_CST.
20426 (get_constraint_for): Deal with STRING_CST here instead.
20428 2008-04-15 Richard Guenther <rguenther@suse.de>
20430 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20431 statements in a basic-block with a backward walk. Do not
20432 substitute into dead statements but instead remove those.
20434 2008-04-15 Richard Guenther <rguenther@suse.de>
20436 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20437 to zero, thus disable creation of SFTs.
20439 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20441 * tree-predcom.c (suitable_reference_p): Return false if the
20442 reference can throw.
20444 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20447 * c-decl.c (finish_decl): If extern or static var has variable
20448 size, set TREE_TYPE (decl) to error_mark_node.
20450 2008-04-15 Rafael Espíndola <espindola@google.com>
20452 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20455 2008-04-15 Richard Guenther <rguenther@suse.de>
20457 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20458 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20459 (visit_reference_op_load): Do walk vuse-vdef chains on
20460 vn_reference_lookup.
20461 (visit_reference_op_store): But do not here.
20462 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20463 vn_reference_lookup.
20464 (vn_lookup_with_vuses): But do so here.
20466 2008-04-14 Ian Lance Taylor <iant@google.com>
20468 * fold-const.c (fold_overflow_warning): Remove assertion.
20470 2008-04-15 Ben Elliston <bje@au.ibm.com>
20472 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20473 temp1 local variables.
20475 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20478 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20479 ".text.unlikely" section as executable.
20481 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20483 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20484 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20485 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20486 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20487 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20488 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20489 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20491 2008-04-14 Ian Lance Taylor <iant@google.com>
20493 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20494 * fold-const.c (fold_comparison): If appropriate, test
20495 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20496 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20497 reassociating a pointer type.
20498 * doc/invoke.texi (Optimize Options): Document that
20499 -fstrict-overflow applies to pointer wraparound.
20501 2008-04-13 Jan Hubicka <jh@suse.cz>
20503 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20505 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20507 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20508 we are going to "save the world".
20510 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20512 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20513 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20514 operand 0 constraint, not "=".
20516 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20518 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20520 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20522 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20523 of size of positions_needed * CHAR_BIT.
20525 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20527 PR middle-end/35897
20528 * dse.c (store_info): Change positions_needed to unsigned
20530 (lowpart_bitmask): New.
20531 (record_store): Cast to unsigned HOST_WIDE_INT for
20532 positions_needed. Assert width <= size of positions_needed *
20533 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20534 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20535 lowpart_bitmask to set mask.
20537 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20539 * config/bfin/constraints.md: New file.
20540 * config/bfin/bfin.md: Include it.
20541 (adddi3): Use satisfies_constraint functions instead of the old macros.
20542 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20543 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20544 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20545 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20546 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20547 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20548 EXTRA_CONSTRAINT): Delete.
20549 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20550 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20552 * config/bfin/bfin.c: Include "tm-constrs.h".
20553 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20554 Use satisfies_constraint functions instead of the old macros.
20555 * doc/md.texi (Blackfin Constraints): Update file name reference.
20557 2008-04-11 Richard Guenther <rguenther@suse.de>
20559 PR tree-optimization/35869
20560 * tree-vrp.c (execute_vrp): Move switch statement update after
20561 jump threading. Schedule another cfg cleanup run.
20563 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20566 * attribs.c (decl_attributes): Return early on errorneous node.
20568 2008-04-10 Oleg Ryjkov <olegr@google.com>
20570 * tree.h (struct tree_base): Added a new flag default_def_flag.
20571 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20573 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20575 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20577 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20580 * pa.md: Define mode iterator P. Define mode attribute dwc.
20581 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20582 (icacheflush): Likewise.
20583 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20584 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20586 2008-04-11 Ben Elliston <bje@au.ibm.com>
20588 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20590 2008-04-10 Rafael Espíndola <espindola@google.com>
20592 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20593 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20594 (extract_range_from_expr): The same.
20596 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20598 * config/mips/mips.md (GPR2): New mode iterator.
20599 (seq): Add comment.
20600 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20601 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20602 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20603 Rewrite these to take two modes, the mode of comparison and the
20604 mode of the destination.
20605 * config/mips/mips.c (mips_expand_scc): Instead of having
20606 paradoxical subreg as destination, expand "narrowing" scc if mode
20607 of comparison is SI and target is requested in DI mode.
20608 (mips_emit_int_order_test): Update comment. Make mode of
20609 comparison match CMP0 rather than TARGET. When creating inverse
20610 target use mode of TARGET.
20612 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20614 * gcov-dump.c (tag_summary): Only print summaries for the first
20615 GCOV_COUNTERS_SUMMABLE counters.
20617 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20619 * config/i386/i386.md (absneg): New code iterator.
20620 (absnegprefix): New code attribute.
20621 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20622 patterns using absneg code iterator.
20623 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20624 using absneg code iterator.
20625 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20626 *neg<mode>2 patterns using absneg code iterator.
20627 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20628 *negextendsfdf2 patterns using absneg code iterator.
20629 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20630 *negextendsfxf2 patterns using absneg code iterator.
20631 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20632 *negextendsfdf2 patterns using absneg code iterator.
20633 * config/i386/sse.md (<code><mode>2): Macroize expander from
20634 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20636 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20638 * config/s390/s390.h: Remove the remains of the recent search
20639 & replace action of current_function_outgoing_args_size.
20641 2008-04-10 Ira Rosen <irar@il.ibm.com>
20643 PR tree-optimization/35821
20644 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20645 NEW_STMT_LIST is not NULL.
20647 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20650 * toplev.c (process_options): Remove -ffunction-sections debugging
20653 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20655 PR middle-end/PR28690
20656 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20657 than gen_rtx_fmt_ee to perform more canonicalizations.
20659 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20662 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20664 2008-04-09 Richard Guenther <rguenther@suse.de>
20666 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20667 (dump_function_to_file): Dump function arguments with types.
20669 2008-04-08 Richard Guenther <rguenther@suse.de>
20671 * fold-const.c (fold_widened_comparison): Do not allow
20672 sign-changes that change the result.
20674 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20677 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20678 kinds of indirect references.
20680 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20682 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20683 GNU Fortran language string.
20685 2008-04-08 Rafael Espíndola <espindola@google.com>
20687 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20688 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20689 * tree.h (tree_call_nonnegative_warnv_p): New.
20691 2008-04-08 Jan Hubicka <jh@suse.cz>
20693 * function.c (free_after_compilation): Clear out regno_reg_rtx
20696 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20699 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20701 PR middle-end/PR28690
20702 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20703 same precedence as REG_POINTER and MEM_POINTER operands.
20705 2008-04-08 Richard Guenther <rguenther@suse.de>
20707 PR middle-end/35834
20708 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20709 for adding index to base.
20711 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20713 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20714 (MINGW_ENABLE_EXECUTE_STACK): New.
20715 (IN_LIBGCC2): For libgcc include windows.h file for
20716 function declarations.
20718 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20720 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20721 and tem2 if tem1 is not a REG or MULT.
20723 2008-04-08 Jan Hubicka <jh@suse.cz>
20725 * function.h (incomming_args): Break out of struct function.
20726 (function_subsections): Break out of struct function.
20727 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20728 return_rtx and hard_reg_initial_vals from struct function.
20729 Kill inl_max_label_num.
20730 (current_function_pops_args, current_function_args_info,
20731 current_function_args_size, current_function_args_size,
20732 current_function_pretend_args_size,
20733 current_function_outgoing_args_size,
20734 current_function_internal_arg_pointer, current_function_return_rtx):
20735 Kill compatibility accestor macros.
20736 * builtins.c (expand_builtin_apply_args_1): Update.
20737 (expand_builtin_next_arg): Update.
20738 * df-scan.c (df_get_call_refs): Update.
20739 * dbxout.c (dbxout_function_end): Update.
20740 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20741 (output_line_info): Update.
20742 (secname_for_decl): Update.
20743 (dwarf2out_var_location): Update.
20744 * function.c (free_after_compilation): Update.
20745 (assign_parm_find_stack_rtl): Update.
20746 (assign_parms): Update.
20747 (expand_dummy_function_end): Update.
20748 (expand_function_end): Update.
20749 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20750 (expand_call): Update.
20751 (emit_library_call_value_1): Update.
20752 (store_one_arg): Update.
20753 * varasm.c (initialize_cold_section_name): Update.
20754 (unlikely_text_section): Update.
20755 (unlikely_text_section_p): Update.
20756 (assemble_start_function): Update.
20757 (assemble_end_function): Update.
20758 (default_section_type_flags): Update.
20759 (switch_to_section): Update.
20760 * integrate.c (set_decl_abstract_flags): Update.
20761 (get_hard_reg_initial_val): Update.
20762 (has_hard_reg_initial_val): Update.
20763 (allocate_initial_values): Update.
20764 * resource.c (init_resource_info): Update.
20765 * config/alpha/alpha.c (NUM_ARGS): Update.
20766 (direct_return): Update.
20767 (alpha_va_start): Update.
20768 (alpha_sa_size): Update.
20769 (alpha_initial_elimination_offset): Update.
20770 (alpha_expand_prologue): Update.
20771 (alpha_start_function): Update.
20772 (alpha_expand_epilogue): Update.
20773 (unicosmk_initial_elimination_offset):
20774 * config/alpha/alpha.md (call expander): Update.
20775 * config/s390/s390.c (s390_register_info): Update.
20776 (s390_register_info): Update.
20777 (s390_frame_info): Update.
20778 (s390_initial_elimination_offset): Update.
20779 (s390_build_builtin_va_list): Update.
20780 (s390_va_start): Update.
20781 * config/spu/spu.c (direct_return): Update.
20782 (spu_expand_prologue): Update.
20783 (spu_initial_elimination_offset): Update.
20784 (spu_build_builtin_va_list): Update.
20785 (spu_va_start): Update.
20786 * config/sparc/sparc.c (sparc_init_modes): Update.
20787 (sparc_compute_frame_size): Update.
20788 (function_value): Update.
20789 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20790 * config/i386/i386.md (return expander): Update.
20791 * config/i386/i386.c (ix86_va_start): Update.
20792 (ix86_can_use_return_insn_p): Update.
20793 (ix86_compute_frame_layout): Update.
20794 (ix86_expand_epilogue): Update.
20795 * config/sh/sh.c (output_stack_adjust): Update.
20796 (calc_live_regs): Update.
20797 (sh_expand_prologue): Update.
20798 (sh_builtin_saveregs): Update.
20799 (sh_va_start): Update.
20800 (initial_elimination_offset): Update.
20801 (sh_allocate_initial_value): Update.
20802 (sh_function_ok_for_sibcall): Update.
20803 (sh_get_pr_initial_val): Update.
20804 * config/sh/sh.md (return expander): Update.
20805 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20806 * config/crx/crx.c (crx_compute_frame): UPdate.
20807 (crx_initial_elimination_offset): UPdate.
20808 * config/xtensa/xtensa.c (compute_frame_size): Update
20809 (xtensa_builtin_saveregs): Update.
20810 (xtensa_va_start): Update.
20811 (order_regs_for_local_alloc): Update.
20812 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20813 (xstormy16_expand_builtin_va_start): Update.
20814 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20815 * config/m68hc11/m68hc11.md (return expanders): Update.
20816 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20817 (expand_epilogue): Update.
20818 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20819 (cris_simple_epilogue): Update.
20820 (cris_expand_prologue): Update.
20821 (cris_expand_epilogue): Update.
20822 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20823 (compute_frame_size): Update.
20824 * config/mt/mt.c (mt_compute_frame_size): Update.
20825 * config/mn10300/mn10300.c (expand_prologue): Update.
20826 (expand_epilogue): Update.
20827 (initial_offset): Update.
20828 (mn10300_builtin_saveregs):
20829 * config/mn10300/mn10300.md (return expander): Update.
20830 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20831 (ia64_initial_elimination_offset): Update.
20832 (ia64_initial_elimination_offset): Update.
20833 (ia64_expand_prologue): Update.
20834 * config/m68k/m68k.md (return expander): Update.
20835 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20836 (rs6000_stack_info): Update.
20837 * config/mcore/mcore.c (layout_mcore_frame): Update.
20838 (mcore_expand_prolog): Update.
20839 * config/arc/arc.c (arc_compute_frame_size): Update.
20840 * config/score/score3.c (score3_compute_frame_size): Update.
20841 * config/score/score7.c (score7_compute_frame_size): Update.
20842 * config/arm/arm.c (use_return_insn): Update.
20843 (thumb_find_work_register): Update.
20844 (arm_compute_save_reg_mask): Update.
20845 (arm_output_function_prologue): Update.
20846 (arm_output_epilogue): Update.
20847 (arm_size_return_regs): Update.
20848 (arm_get_frame_offsets): Update.
20849 (arm_expand_prologue): Update.
20850 (thumb_exit): Update.
20851 (thumb_unexpanded_epilogue): Update.
20852 (thumb1_output_function_prologue): Update.
20853 * config/pa/pa.md (return expander): Update.
20854 * config/pa/pa.c (compute_frame_size): Update.
20855 (hppa_builtin_saveregs): Update.
20856 * config/mips/mips.c (mips_va_start): Update.
20857 (mips16_build_function_stub): Update.
20858 (mips_compute_frame_info): Update.
20859 (mips_restore_gp): Update.
20860 (mips_output_function_prologue): Update.
20861 (mips_expand_prologue): Update.
20862 * config/v850/v850.c (compute_frame_size): Update.
20863 (expand_prologue): * config/mmix/mmix.c (along): update.
20864 (mmix_initial_elimination_offset): update.
20865 (mmix_reorg): update.
20866 (mmix_use_simple_return): update.
20867 (mmix_expand_prologue): update.
20868 (mmix_expand_epilogue): Update.
20869 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20870 (emit_link_insn): Update.
20872 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20874 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20875 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20877 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20880 2008-04-07 Jan Hubicka <jh@suse.cz>
20882 * function.h (rtl): Rename to x_rtl.
20883 (crtl): New define.
20884 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20885 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20886 used_temp_slots avail_temp_slots, temp_slot_level,
20887 nonlocal_goto_handler_labels): Update accesstors.
20888 (rtl): New global variable.
20889 (struct function): Move some fileds to rtl_data.
20890 (get_arg_pointer_save_area): Update prototype.
20891 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20892 get_arg_pointer_save_area.
20893 * expr.c (init_expr): Update
20894 * function.c (get_frame_size): Update
20895 (assign_stack_local): Update
20896 (expand_function_end): Update.
20897 (get_art_pointer_save_area): Update
20899 * emit-rtl.c (rtl): Declare.
20900 (regno_reg_rtx): Declare.
20901 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20903 (gen_reg_rtx): Update.
20904 * varasm.c (n_deferred_constatns): Update accestor.
20905 (init_varasm_status): Do not allocate varasm_status.
20906 (force_const_mem, get_pool_size, output_constant_pool): Update.
20907 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20908 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20909 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20910 * sparc/sparc.h (INIT_EXPANDERS): Update.
20911 * ia64/ia64.h (INIT_EXPANDERS): Update.
20913 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20915 * reload.c (push_secondary_reload): Add missing break to for loop.
20917 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20919 PR middle-end/PR28690
20920 * rtlanal.c: Update copyright years.
20921 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20922 as REG_POINTER and MEM_POINTER operands.
20923 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20924 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20925 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20926 * gcse.c: Update copyright years.
20927 (pre_delete): Call gen_reg_rtx_and_attrs.
20928 (hoist_code): Likewise.
20929 (build_store_vectors): Likewise.
20930 (delete_store): Likewise.
20931 * loop-invariant.c (move_invariant_reg): Likewise.
20932 Update copyright years.
20934 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20936 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20937 control string instead of quoted.
20939 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20941 * doc/rtl.texi: Rewrite of subreg section.
20943 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20946 * config/i386/i386.c (legitimize_pic_address): Add treating
20947 of dllimport SYM_REF's.
20948 (legitimize_dllimport_symbol): Add prototype.
20950 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20952 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20953 reference in constructor with non self-referential type.
20955 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20957 Removal of Return with Depressed Stack Pointer support
20958 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20959 (ECF_SP_DEPRESSED): Likewise.
20960 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20961 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20962 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20963 (expand_call): Do not test ECF_SP_DEPRESSED.
20964 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20965 * function.c (keep_stack_depressed): Delete.
20966 (handle_epilogue_set): Likewise.
20967 (update_epilogue_consts): Likewise.
20968 (emit_equiv_load): Likewise.
20969 (thread_prologue_and_epilogue_insns): Remove support for Return with
20970 Depressed Stack Pointer.
20971 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20973 2008-04-06 Richard Guenther <rguenther@suse.de>
20975 PR tree-optimization/35400
20976 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20977 information from SSA_NAMEs.
20979 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20981 * config/avr/avr.h (avr_mega_p): Remove declaration.
20982 (AVR_MEGA): Remove macro.
20983 * config/avr/avr.c (avr_mega_p): Remove variable.
20984 (avr_override_options): Remove inicializion of avr_mega_p.
20985 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20986 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20987 (avr_jump_mode): (Ditto.).
20988 (avr_output_progmem_section_asm_op): (Ditto.).
20989 (avr_asm_init_sections): (Ditto.).
20990 (avr_asm_init_sections): (Ditto.).
20991 (avr_rtx_costs): (Ditto.).
20992 * config/avr/avr.md: (Ditto.).
20993 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20996 2008-04-06 Richard Guenther <rguenther@suse.de>
20998 PR tree-optimization/35842
20999 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21000 is_gimple_invariant_address.
21002 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21004 * gcc.c (default_compilers): Sync Fortran extensions list with
21005 that in fortran/lang-specs.h.
21006 * doc/invoke.texi: Likewise.
21007 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21008 * dwarf2out.c (gen_compile_unit_die): Likewise.
21010 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21012 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21014 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21017 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21018 attribute is used for nested functions.
21020 2008-04-05 Jan Hubicka <jh@suse.cz>
21022 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21024 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21026 (dump_files): Update.
21027 (enable_rtl_dump_file): Do not accept letter argument.
21028 * tree-pass.h (dump_file_info): Remove letter argument.
21029 * toplev.c (decode_d_option): Update -da handling.
21030 * toplev.h (enable_rtl_dump_file): Update prototype.
21031 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21032 it out based on pass type.
21033 (register_dump_files_1): Likewise.
21034 (init_optimization_passes): Update register_one_dump_file calls.
21035 (execute_one_pass): Sanity check that IPA passes are called at IPA
21036 level and RTL passes at RTL level.
21037 (execute_pass_list): IPA pass can not be after or subpass of
21039 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21040 disallov RTL subpasses of IPA subpasses.
21042 2008-04-05 Ben Elliston <bje@au.ibm.com>
21044 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21045 builtins that return exactly once and do not throw. Cache call to
21048 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21050 PR rtl-optimization/34916
21051 PR middle-end/35519
21052 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21053 between instruction pairs.
21055 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21057 * doc/invoke.texi: Document -mbitops for SH.
21058 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21059 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21060 * config/sh/sh.c (print_operand): Add %t operand code.
21061 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21062 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21063 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21064 (extendqihi2): Likewise.
21065 (movqi_i): Likewise.
21066 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21067 (extv): Use bld instruction for SH2A if possible.
21069 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21070 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21071 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21072 (bset.b, bclr.b): Define peepholes.
21073 * config/sh/sh.opt (mbitops): New option.
21075 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21078 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21079 and view convert expression.
21081 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21084 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21086 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21088 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21090 * config/i386/cpuid.h (bit_AES): New.
21091 (bit_PCLMUL): Likewise.
21093 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21094 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21095 SSE2 if AES or PCLMUL is enabled.
21096 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21097 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21098 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21099 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21100 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21101 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21102 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21103 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21104 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21105 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21106 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21107 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21108 __builtin_ia32_aeskeygenassist128 and
21109 __builtin_ia32_pclmulqdq128.
21110 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21111 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21112 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21114 * config/i386/i386.h (TARGET_AES): New.
21115 (TARGET_PCLMUL): Likewise.
21116 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21118 * config/i386/i386.md (UNSPEC_AESENC): New.
21119 (UNSPEC_AESENCLAST): Likewise.
21120 (UNSPEC_AESDEC): Likewise.
21121 (UNSPEC_AESDECLAST): Likewise.
21122 (UNSPEC_AESIMC): Likewise.
21123 (UNSPEC_AESKEYGENASSIST): Likewise.
21124 (UNSPEC_PCLMUL): Likewise.
21126 * config/i386/i386.opt (maes): New.
21127 (mpclmul): Likewise.
21129 * config/i386/sse.md (aesenc): New pattern.
21130 (aesenclast): Likewise.
21131 (aesdec): Likewise.
21132 (aesdeclast): Likewise.
21133 (aesimc): Likewise.
21134 (aeskeygenassist): Likewise.
21135 (pclmulqdq): Likewise.
21137 * config/i386/wmmintrin.h: New.
21139 * doc/extend.texi: Document AES and PCLMUL built-in function.
21141 * doc/invoke.texi: Document -maes and -mpclmul.
21143 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21145 * function.c (free_after_parsing): Replace with
21146 cxx_push_function_context from C++ front-end.
21147 (allocate_struct_function): Don't call langhook.
21148 * langhooks.h (struct lang_hooks_for_functions): Delete.
21149 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21151 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21152 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21153 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21154 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21155 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21156 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21157 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21159 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21160 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21162 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21165 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21168 2008-04-04 Richard Guenther <rguenther@suse.de>
21170 PR middle-end/35823
21171 * fold-const.c (optimize_minmax_comparison): Use the correct
21172 type for the constant in the simplified comparison.
21174 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21176 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21177 Pass L2 size as "--param l2-cache-size" to the compiler.
21178 (decode_l2_cache): New function to decode L2 cache parameters using
21179 0x8000006 extended cpuid function.
21180 (detect_caches_amd): Determine parameters of L2 cache using
21181 decode_l2_caches function.
21182 (decode_caches_intel): Decode L2 cache parameters.
21183 (detect_caches_intel): Determine L2 cache parameters using
21184 decode_caches_intel and decode_l2_caches functions.
21186 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21188 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21189 secondary input reload for subword loads from the constant pool.
21191 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21194 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21195 constants of the appropriate size for runtime calculations.
21198 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21199 decimal-float literal constant zero.
21201 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21204 * c-parser.c (c_parser_omp_atomic): Call
21205 default_function_array_conversion on the RHS.
21207 PR middle-end/35818
21208 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21209 call is_variable_sized if decl has incomplete type.
21211 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21213 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21215 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21217 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21219 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21220 (sgt<u>): Merge sgt and sgtu into new expander.
21221 (sgt, sgtu): Remove expanders.
21222 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21223 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21224 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21225 *sgtu_<mode>_mips16 into new pattern.
21226 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21227 (sge<u>): Merge sge and sgeu into new expander.
21228 (sge, sgeu): Remove expanders.
21229 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21231 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21232 (slt<u>): Merge slt and sltu into new expander.
21233 (slt, sltu): Remove expanders.
21234 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21235 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21236 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21237 *sltu_<mode>_mips16 into new pattern.
21238 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21239 (sle<u>): Merge sle and sleu into new expander.
21240 (sle, sleu): Remove expanders.
21241 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21242 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21243 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21244 *sleu_<mode>_mips16 into new pattern.
21245 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21247 2008-04-03 Jan Hubicka <jh@suse.cz>
21249 PR tree-optimization/35795
21250 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21251 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21252 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21253 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21254 * score/score3.c (score3_output_mi_thunk): Likewise.
21255 * score/score7.c (score7_output_mi_thunk): Likewise.
21256 * mips/mips.c (mips_output_mi_thunk): Likewise.
21258 2008-04-03 Richard Guenther <rguenther@suse.de>
21260 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21261 conversions. Simplify code.
21263 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21265 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21267 2008-04-03 Tom Tromey <tromey@redhat.com>
21268 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21270 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21271 * config/bfin/t-bfin-linux (generated_files): Add
21272 linux-sysroot-suffix.h.
21273 * doc/install.texi (Prerequisites): Require make 3.80.
21274 * doc/sourcebuild.texi (Front End Directory): Document new
21276 * Makefile.in (generated_files): New variable.
21277 (ALL_HOST_OBJS): New variable.
21278 ($(ALL_HOST_OBJS)): New target.
21280 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21282 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21283 (remap_block): Call id->transform_lang_insert_block instead
21285 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21286 Set id.transform_lang_insert_block to NULL.
21287 (clone_body): Move to cp/optimize.c
21288 * tree-inline.h (struct copy_body_data): Change
21289 transform_lang_insert_block to function pointer.
21290 (copy_generic_body, copy_decl_no_change): Export.
21291 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21292 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21293 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21295 * c-tree.h (insert_block): Kill.
21296 * c-decl.c (insert_block): Kill.
21298 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21300 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21301 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21302 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21304 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21305 argument, call {push,pop}_function_context from here.
21306 * c-parser.c: Use c_{push,pop}_function_context.
21308 * function.c (push_function_context_to): Move meat ...
21309 (push_function_context): ... here. Simplify.
21310 * function.c (pop_function_context_from): Move meat ...
21311 (pop_function_context): ... here. Simplify.
21312 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21314 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21315 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21316 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21317 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21319 2008-04-03 Ben Elliston <bje@au.ibm.com>
21321 * expmed.c (extract_force_align_mem_bit_field): Remove.
21323 2008-04-03 Richard Guenther <rguenther@suse.de>
21325 PR middle-end/35800
21326 * expr.h (try_casesi): Adjust prototype.
21327 * expr.c (try_casesi): Take fallback label as extra parameter.
21328 Use that for gen_casesi if default_label is NULL.
21329 * stmt.c (expand_case): Pass fallback label to try_casesi,
21330 make sure to fill gaps with a fallback label if default_label
21333 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21336 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21338 2008-04-03 Ben Elliston <bje@au.ibm.com>
21340 * expmed.c (extract_split_bit_field): Remove if (0) code.
21341 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21342 (do_ds_constraint): Likewise.
21344 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21346 * doc/cppopts.texi (-dU): Document.
21347 * c-common.h (flag_dump_macros): Update comment.
21348 * c-opts.c (handle_OPT_d): Handle -dU.
21349 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21350 dump_queued_macros, cb_used_define, cb_used_undef): New.
21351 (init_pp_output): Handle -dU.
21352 (cb_line_change): Call dump_queued_macros.
21353 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21355 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21357 * config/avr/predicates.md (io_address_operand): New predicate.
21358 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21359 * config/avr/avr.c (avr_io_address_p): Remove function.
21360 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21361 'avr_io_address_p' function.
21362 (out_movhi_r_mr): (Ditto.).
21363 (out_movqi_mr_r): (Ditto.).
21364 (out_movhi_mr_r): (Ditto.).
21365 (avr_address_cost): (Ditto.).
21367 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21369 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21370 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21371 in 32bit mode when XMM registers are available to avoid store
21373 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21374 corresponding post-reload splitters.
21376 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21378 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21379 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21380 __builtin_ia32_roundss.
21381 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21382 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21383 __builtin_ia32_roundss.
21384 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21385 IX86_BUILTIN_SHUFPD here.
21387 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21389 * config/i386/i386.md (plogic): New.
21390 (plogicprefix): Likewise.
21392 * config/i386/mmx.md (mmx_<code><mode>3): New.
21393 (mmx_and<mode>3): Removed.
21394 (mmx_ior<mode>3): Likewise.
21395 (mmx_xor<mode>3): Likewise.
21397 * config/i386/sse.md (<code><mode>3): New.
21398 (*<code><mode>3): Likewise.
21399 (*<code><mode>3): Likewise.
21400 (<code><mode>3): Likewise.
21401 (*sse_<code><mode>3): Likewise.
21402 (*sse2_<code><mode>3): Likewise.
21403 (<code>tf3): Likewise.
21404 (*<code>tf3): Likewise.
21405 (and<mode>3): Likewise.
21406 (*and<mode>3): Likewise.
21407 (ior<mode>3): Removed.
21408 (*ior<mode>3): Likewise.
21409 (xor<mode>3): Likewise.
21410 (*xor<mode>3): Likewise.
21411 (*and<mode>3): Likewise.
21412 (*ior<mode>3): Likewise.
21413 (*xor<mode>3): Likewise.
21414 (and<mode>3): Likewise.
21415 (*sse_and<mode>3): Likewise.
21416 (*sse2_and<mode>3): Likewise.
21417 (andtf3): Likewise.
21418 (*andtf3): Likewise.
21419 (ior<mode>3): Likewise.
21420 (*sse_ior<mode>3): Likewise.
21421 (*sse2_ior<mode>3): Likewise.
21422 (iortf3): Likewise.
21423 (*iortf3): Likewise.
21424 (xor<mode>3): Likewise.
21425 (*sse_xor<mode>3): Likewise.
21426 (*sse2_xor<mode>3): Likewise.
21427 (xortf3): Likewise.
21428 (*xortf3): Likewise.
21430 2008-04-02 Richard Guenther <rguenther@suse.de>
21432 PR tree-optimization/14495
21433 PR tree-optimization/34793
21434 * tree-vrp.c (struct switch_update): New structure.
21435 (to_remove_edges, to_update_switch_stmts): New VECs.
21436 (simplify_switch_using_ranges): New function. Remove not taken
21437 case labels and edges.
21438 (simplify_stmt_using_ranges): Call it.
21439 (identify_jump_threads): Mark edges we have queued for removal
21440 so we don't thread them.
21441 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21443 * tree-cfg.c (group_case_labels): Deal with missing default label.
21444 (tree_verify_flow_info): Allow missing default label.
21445 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21446 (emit_case_nodes): Likewise.
21447 (expand_case): Do not rely on the default label to be present.
21448 * expr.c (try_casesi): Deal with NULL default_label.
21449 (do_tablejump): Likewise.
21451 2008-04-02 Richard Guenther <rguenther@suse.de>
21453 PR tree-optimization/14495
21454 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21455 SWITCH_EXPR here ...
21456 (vrp_visit_switch_stmt): ... but here (new function).
21457 (find_case_label_index): New helper function.
21458 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21460 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21462 * fwprop.c: Fix ISO-C99ism.
21464 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21467 * Makefile.in (objdir): Set it here.
21468 * configure.ac: Not here. Find dynamic linker characteristics.
21469 * exec-tool.in: Use them.
21470 * aclocal.m4: Regenerate.
21471 * configure: Regenerate.
21473 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21475 * expr.c (expand_var): Delete it.
21476 * expr.h (expand_var): Delete prototype.
21477 * function.c (expand_function_start): Use expand_decl instead.
21478 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21481 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21483 PR rtl-optimization/35542
21484 * fwprop.c (forward_propagate_and_simplify): Replace
21485 loc_reg_mentioned_in_p with reg_mentioned_p.
21487 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21489 PR rtl-optimization/35281
21490 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21491 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21492 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21493 (varying_mem_p): Move above propagate_rtx.
21494 (all_uses_available_at): Do not check MEMs.
21496 2008-04-02 Rafael Espíndola <espindola@google.com>
21498 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21499 (register_edge_assert_for_2): Split the cond argument.
21500 (register_edge_assert_for_1): Adjust for the change in
21501 register_edge_assert_for_2.
21502 (register_edge_assert_for): Split the cond argument.
21503 (find_switch_asserts): Adjust for the change in
21504 register_edge_assert_for.
21506 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21508 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21509 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21510 offsets for 64-bit mingw.
21511 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21512 abi for x86_64-pc-mingw.
21514 2008-04-02 Richard Guenther <rguenther@suse.de>
21516 * tree-vrp.c (extract_range_from_assert): Make sure to not
21517 produce range min/max with TREE_OVERFOW set.
21518 If merging a anti-range and a range keep the anti-range if
21519 the range covers all values of the type.
21520 (register_edge_assert_for_2): Only allow sign-changing
21521 conversions in detecting canonical range checks. Also
21522 register an assert for the unsigned name if useful.
21524 PR tree-optimization/35787
21525 * tree-vrp.c (vrp_val_max): New function.
21526 (vrp_val_min): Likewise.
21527 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21528 (vrp_val_is_min): Likewise.
21529 (supports_overflow_infinity): Use vrp_val_{min,max}.
21530 (negative_overflow_infinity): Likewise.
21531 (positive_overflow_infinity): Likewise.
21532 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21533 (is_positive_overflow_infinity): Likewise.
21534 (is_overflow_infinity): Likewise.
21535 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21536 vrp_val_is_{min,max}.
21537 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21538 to ranges if possible. Avoid empty ranges.
21540 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21542 PR middle-end/35705
21543 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21544 the expression is a function address.
21546 2008-04-01 George Helffrich <george@gcc.gnu.org>
21548 PR fortran/35154, fortran/23057
21549 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21550 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21551 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21552 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21554 (dbxout_syms): Check for COMMON-based symbol and wrap in
21555 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21556 in bracket for efficiency.
21558 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21559 using DW_TAG_common_block + member offset.
21560 (add_pubname_string): New function.
21561 (dw_expand_expr): New function to find block name and offset for
21563 (common_check): New function to check whether symbol in Fortran COMMON.
21564 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21566 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21569 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21571 2008-04-02 Ben Elliston <bje@au.ibm.com>
21573 * config/v850/v850.md (casesi): Remove if (0) code.
21574 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21575 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21577 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21579 * config/i386/i386.md (rex64suffix): New mode attribute.
21580 (floathi<mode>2): Disable expander for SSE math.
21581 (*floathi<mode>2_1): New insn insn_and_split pattern.
21582 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21583 corresponding post-reload splitters.
21584 (*floathi<mode>2_i387): New macroized insn pattern.
21585 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21586 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21587 insn_and_split pattern.
21588 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21589 New macroized instruction patterns and corresponding post-reload
21591 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21592 and corresponding post-reload splitters.
21593 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21594 New macroized instruction patterns.
21595 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21596 macroized instruction patterns and corresponding post-reload splitters.
21597 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21598 corresponding post-reload splitters.
21599 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21600 New macroized instruction patterns.
21601 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21602 corresponding post-reload splitters.
21603 (*floatsi<mode>2_i387): New macroized instruction patterns.
21605 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21607 * config/i386/i386.md (smaxmin): New.
21608 (umaxmin): Likewise.
21609 (maxminiprefix): Likewise.
21610 (maxminfprefix): Likewise.
21611 (<code><mode>3): Likewise.
21612 (smin<mode>3): Removed.
21613 (smax<mode>3): Likewise.
21615 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21616 (mmx_<code>v4hi3): Likewise.
21617 (mmx_<code>v8qi3): Likewise.
21618 (mmx_smaxv2sf3): Removed.
21619 (mmx_sminv2sf3): Likewise.
21620 (mmx_umaxv8qi3): Likewise.
21621 (mmx_smaxv4hi3): Likewise.
21622 (mmx_uminv8qi3): Likewise.
21623 (mmx_sminv4hi3): Likewise.
21625 * config/i386/sse.md (<addsub><mode>3): New.
21626 (*<addsub><mode>3): Likewise.
21627 (<sse>_vm<addsub><mode>3): Likewise.
21628 (<maxmin><mode>3): Likewise.
21629 (*<maxmin><mode>3_finite): Likewise.
21630 (*<maxmin><mode>3): Likewise.
21631 (<sse>_vm<maxmin><mode>3): Likewise.
21632 (sse3_h<addsub>v4sf3): Likewise.
21633 (sse3_h<addsub>v2df3): Likewise.
21634 (<maxmin>v16qi3): Likewise.
21635 (*<maxmin>v16qi3): Likewise.
21636 (<maxmin>v8hi3): Likewise.
21637 (*<maxmin>v8hi3): Likewise.
21638 (*sse4_1_<maxmin><mode>3): Likewise.
21639 (*sse4_1_<maxmin><mode>3): Likewise.
21640 (add<mode>3): Removed.
21641 (*add<mode>3): Likewise.
21642 (<sse>_vmadd<mode>3): Likewise.
21643 (sub<mode>3): Likewise.
21644 (*sub<mode>3): Likewise.
21645 (<sse>_vmsub<mode>3): Likewise.
21646 (smin<mode>3): Likewise.
21647 (*smin<mode>3_finite): Likewise.
21648 (*smin<mode>3): Likewise.
21649 (<sse>_vmsmin<mode>3): Likewise.
21650 (smax<mode>3): Likewise.
21651 (*smax<mode>3_finite): Likewise.
21652 (*smax<mode>3): Likewise.
21653 (<sse>_vmsmax<mode>3): Likewise.
21654 (sse3_haddv4sf3): Likewise.
21655 (sse3_haddv2df3): Likewise.
21656 (sse3_hsubv4sf3): Likewise.
21657 (sse3_hsubv2df3): Likewise.
21658 (umaxv16qi3): Likewise.
21659 (*umaxv16qi3): Likewise.
21660 (smaxv8hi3): Likewise.
21661 (*smaxv8hi3): Likewise.
21662 (*sse4_1_smax<mode>3): Likewise.
21663 (*sse4_1_umax<mode>3): Likewise.
21664 (uminv16qi3): Likewise.
21665 (*uminv16qi3): Likewise.
21666 (sminv8hi3): Likewise.
21667 (*sminv8hi3): Likewise.
21668 (*sse4_1_smin<mode>3): Likewise.
21669 (*sse4_1_umin<mode>3): Likewise.
21671 2008-04-01 Rafael Espíndola <espindola@google.com>
21673 * tree-cfg.c (verify_expr): remove in_phi.
21674 (verify_stmt): Don't call walk_tree with verify_expr. Use
21675 is_gimple_min_invariant instead of is_gimple_val.
21677 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21679 * doc/include/gpl_v3.texi: Update for manpage generation.
21680 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21682 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21683 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21684 gpl_v3.texi instead of gpl.texi.
21687 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21690 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21692 2008-04-01 Rafael Espíndola <espindola@google.com>
21694 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21695 (extract_code_and_val_from_cond): Use
21696 extract_code_and_val_from_cond_with_ops.
21698 2008-04-01 Jan Hubicka <jh@suse.cz>
21700 * function.c (free_after_compilation): Free epilogue_delay_list.
21701 (prepare_function_start): Assert that previous compilation was freed.
21703 2008-04-01 Jan Hubicka <jh@suse.cz>
21704 Jim Wilson <wilson@tuliptree.org>
21705 Andreas Tobler <andreast@gcc.gnu.org>
21707 PR middle-end/35781
21708 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21709 rtl.emit instead cfun->emit.
21710 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21711 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21713 2008-04-01 Ben Elliston <bje@au.ibm.com>
21715 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21717 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21719 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21721 (fprofile-use): Add var flag_profile_use
21722 * coverage.c (coverage_begin_output): Do not open a gcno file for
21723 output only if -ftest-coverage is set.
21724 Do not add getpwd() to gcda file path.
21725 (build_gcov_info): Check the new flag
21726 flag_profile_datafile_relative_path.
21727 (coverage_init): Use profile_data_prefix.
21728 Read profile counter only if flag_profile_use is set.
21729 * opts.c (common_handle_option): New option fprofile-use=,
21730 fprofile-dir=, fprofile-generate=.
21731 * toplev.c (profile_data_prefix): New variable definition.
21732 * toplev.h (profile_data_prefix): New declaration.
21733 * doc/invoke.tex (Option Summary, Optimization Options):
21736 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21738 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21739 use tmp consistently.
21742 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21743 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21744 UNSPEC_FR_RECIP_APPROX_RES.
21745 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21747 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21750 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21752 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21754 PR middle-end/30186
21755 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21756 element of the vector via a pointer.
21758 2008-03-31 Ian Lance Taylor <iant@google.com>
21760 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21762 2008-03-31 Jan Hubicka <jh@suse.cz>
21764 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21765 get_arg_pointer_save_area.
21766 * expr.c (init_expr): Just clear out rtl.expr.
21767 * function.c (free_after_compilation): Clear out whole RTL structure.
21768 (get_func_frame_size): Merge into ...
21769 (get_frame_size): ... this one.
21770 (assign_stack_local_1): Merge into ...
21771 (assign_stack_local): ... this one.
21772 (expand_function_end): Update call of get_arg_pointer_save_area.
21773 (get_art_pointer_save_area): Remove cfun argument.
21774 * function.h (emit_status): regno_pointer_align does not need length
21775 attribute. Move x_regno_reg_rtx to ...
21776 (regno_reg_rtx): ... new global array.
21777 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21778 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21779 apply_args_value, forced_labels, stack_pointer_delta):
21781 (struct varasm_status): Move here from varasm.c
21782 (struct rtl_data): New. Move here some fields from struct function.
21783 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21784 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21785 used_temp_slots avail_temp_slots, temp_slot_level,
21786 nonlocal_goto_handler_labels): Update accesstors.
21787 (rtl): New global variable.
21788 (struct function): Move some fileds to rtl_data.
21789 (get_arg_pointer_save_area): Update prototype.
21790 * emit-rtl.c (rtl): Declare.
21791 (regno_reg_rtx): Declare.
21792 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21794 (gen_reg_rtx): Update.
21795 (init_virtual_regs): Do not tate emit_status argument.
21796 (init_emit): Do not allocate emit.
21797 * varasm.c (varasm_statuc): Move to function.h.
21798 (n_deferred_constatns): Update accestor.
21799 (init_varasm_status): Do not allocate varasm_status.
21800 (force_const_mem, get_pool_size, output_constant_pool): Update.
21801 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21802 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21804 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21806 PR rtl-optimization/35729
21807 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21810 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21813 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21814 load/store if memory is unaligned.
21815 (*movti_rex64): Likewise.
21817 * config/i386/predicates.md (misaligned_operand): New.
21819 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21822 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21825 2008-03-31 Jan Beulich <jbeulich@novell.com>
21827 * config/ia64/constraints.md: Add 'j' constraint.
21828 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21829 (movdi_internal): Likewise.
21831 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21834 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21836 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21839 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21840 proper error message for the third argument on blendpd and
21843 * config/i386/sse.md (blendbits): New.
21844 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21846 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21848 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21850 2008-03-30 Richard Guenther <rguenther@suse.de>
21852 PR middle-end/31023
21853 * fold-const.c (fold_sign_changed_comparison): Do leave
21854 conversions to base-types alone.
21856 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21858 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21859 the link register if one altivec register is be saved.
21861 2008-03-30 Ben Elliston <bje@au.ibm.com>
21863 * final.c (final_scan_insn): Remove if (0) code.
21865 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21867 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21869 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21871 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21872 of V4SFmode to ix86_binary_operator_ok.
21874 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21876 * config/i386/i386.c (override_options): Initialize
21877 ix86_veclib_handler to ix86_veclibabi_svml when
21878 -mveclibabi=svml is used.
21879 (ix86_veclibabi_svml): New function for SVML ABI style
21880 vectorization support.
21881 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21883 2008-03-28 Rafael Espíndola <espindola@google.com>
21885 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21886 (tree_binary_nonnegative_warnv_p): Make it public.
21887 (tree_single_nonnegative_warnv_p): Make it public.
21888 (tree_invalid_nonnegative_warnv_p): Make it public.
21889 (tree_unary_nonzero_warnv_p): Make it public.
21890 (tree_binary_nonzero_warnv_p): Make it public
21891 (tree_single_nonzero_warnv_p): Make it public.
21892 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21893 (extract_range_from_binary_expr): Split the expr argument.
21894 (extract_range_from_unary_expr): Split the expr argument.
21895 (extract_range_from_comparison): Split the expr argument.
21896 (extract_range_from_expr): Use the new aux functions.
21897 (vrp_evaluate_conditional_warnv): Use
21898 vrp_evaluate_conditional_warnv_with_ops.
21899 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21900 (tree_binary_nonzero_warnv_p): Declare.
21901 (tree_single_nonzero_warnv_p): Declare.
21902 (tree_expr_nonzero_warnv_p): Declare.
21903 (tree_unary_nonnegative_warnv_p): Declare.
21904 (tree_binary_nonnegative_warnv_p): Declare.
21905 (tree_single_nonnegative_warnv_p): Declare.
21906 (tree_invalid_nonnegative_warnv_p): Declare.
21908 2008-03-28 Richard Guenther <rguenther@suse.de>
21910 PR tree-optimization/30317
21911 PR tree-optimization/30911
21912 PR tree-optimization/34793
21913 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21914 (struct assert_locus_d): New member EXPR.
21915 (register_new_assert_for): Add EXPR parameter to support
21916 ASSERT_EXPR <name, expr OP limit>.
21917 (register_edge_assert_for_1): Adjust callers.
21918 (find_assert_locations): Likewise.
21919 (process_assert_insertions_for): Build condition from expression.
21920 (extract_range_from_assert): Handle ASSERT_EXPRs
21921 of the form ASSERT_EXPR <name, expr OP limit>.
21922 (register_edge_assert_for_2): New helper registering
21923 asserts for comparisons. Recognize range tests of the form
21924 (unsigned)i - CST1 OP CST2.
21925 (register_edge_assert_for_1): Use it.
21926 (register_edge_assert_for): Likewise.
21927 (needs_overflow_infinity): Integer sub-types
21928 do not need overflow infinities.
21929 (vrp_val_is_max): The extreme values of integer sub-types
21930 are those of the base type.
21931 (vrp_val_is_min): Likewise.
21932 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21935 2008-03-28 Nick Clifton <nickc@redhat.com>
21938 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21939 Return GENERAL_REGS for stack adjustment reloads.
21941 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21944 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21945 const_vector when all the vectors are constant.
21947 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21949 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21951 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21952 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21954 (s<code>_sf): Use new scc_sf attribute for opcode names.
21956 2008-03-27 Tom Tromey <tromey@redhat.com>
21958 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21959 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21960 config/spu/t-spu-elf, config/i386/t-interix,
21961 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21962 config/i386/x-darwin, config/i386/x-mingw32,
21963 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21964 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21965 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21966 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21967 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21968 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21969 config/score/t-score-elf, config/arm/t-strongarm-pe,
21970 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21971 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21972 Revert automatic dependency patch.
21974 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21977 * config/i386/i386.c (ix86_function_arg_boundary): Align
21978 decimal floating point to its natural boundary.
21980 2008-03-27 Richard Guenther <rguenther@suse.de>
21982 PR middle-end/35716
21983 * fold-const.c (fold_comparison): Restrict distinct decl
21984 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21985 solely rely on operand_equal_p.
21987 2008-03-27 Richard Guenther <rguenther@suse.de>
21990 * c-common.c (handle_weak_attribute): Reject combination of
21993 2008-03-27 Richard Guenther <rguenther@suse.de>
21995 PR tree-optimization/32810
21996 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21997 conversions from DECL_INITIAL.
21998 (fold_const_aggregate_ref): Likewise from constructor elements.
22000 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22002 * tree-affine.h (aff_combination_expand): Declare.
22003 (get_inner_reference_aff): Likewise.
22004 * tree-affine.c (aff_combination_expand): Split out from
22005 tree_to_aff_combination_expand.
22006 (get_inner_reference_aff): New function.
22007 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22008 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22009 (struct lim_aux_data): sm_done field removed.
22010 (mem_ref_loc_p, mem_ref_locs_p): New types.
22011 (struct mem_ref): Added id, stored, accesses_in_loop,
22012 indep_loop, dep_loop, indep_ref, dep_ref fields.
22013 Removed is_stored, locs and next fields.
22014 (memory_accesses): New variable.
22015 (movement_possibility): Do not allow moving statements
22016 that store to memory.
22017 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22019 (determine_max_movement): For statements with memory references,
22020 find the outermost loop in that the reference is independent.
22021 (move_computations_stmt): Mark the virtual operands for renaming.
22022 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22023 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22024 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22025 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22026 create_vop_ref_mapping, analyze_memory_references,
22027 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22028 get_all_locs_in_loop, ref_always_accessed_p,
22029 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22030 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22031 store_motion_loop, store_motion): New functions.
22032 (struct vop_to_refs_elt): New type.
22033 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22034 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22035 (schedule_sm): Replaced by...
22036 (execute_sm): ... this.
22037 (determine_lsm_ref, hoist_memory_references,
22038 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22039 find_more_ref_vops, free_mem_ref, free_mem_refs,
22040 determine_lsm_loop, determine_lsm): Removed.
22041 (tree_ssa_lim_finalize): Free data structures used by store motion.
22042 (tree_ssa_lim): Call analyze_memory_references. Use
22043 store_motion instead of determine_lsm.
22045 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22047 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22048 rename tmake_file to m68hc11/t-m68hc11.
22049 (mcore): Set inhibit_libc to true.
22050 * config.host (alpha*-dec-*vms*): Set extra_programs.
22051 (interix3*): Don't use host_xmake_file.
22052 * configure.ac: Let config.gcc override inhibit_libc.
22053 * configure: Regenerate.
22055 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22056 * config/t-openbsd-thread: Remove commented out lines.
22058 * config/x-interix: Remove.
22060 * config/m68hc11/t-m68hc11-gas: Rename to...
22061 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22063 * config/mcore/t-mcore: Remove T_CFLAGS.
22064 * config/mcore/t-mcore-pe: Likewise.
22066 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22068 * configure.ac: Replace custom __GNU_SOURCE test with
22069 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22070 * aclocal.m4: Regenerate.
22071 * configure: Regenerate.
22072 * config.in: Regenerate.
22074 2008-03-27 Richard Guenther <rguenther@suse.de>
22076 * fold-const.c (target.h): Include.
22077 (fold_comparison): Fold comparison of addresses of decls
22078 that bind locally or of constants. Consolidate address folding code.
22079 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22080 results from fold_binary_to_constant.
22081 (compare_values_warnv): Likewise.
22083 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22085 PR middle-end/35429
22086 * fold-const.c (fold_truthop): Check for integeral types when folding
22087 a == 0 && b == 0 and a != 0 || b != 0 .
22089 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22091 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22093 2008-03-26 Andreas Schwab <schwab@suse.de>
22095 * doc/invoke.texi: Fix use of @item vs. @itemx.
22097 2008-03-26 Tom Tromey <tromey@redhat.com>
22099 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22100 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22101 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22102 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22103 build/genconstants.o, build/genemit.o, build/genextract.o,
22104 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22105 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22108 2008-03-26 Richard Guenther <rguenther@suse.de>
22111 2008-03-26 Richard Guenther <rguenther@suse.de>
22113 * fold-const.c (target.h): Include.
22114 (fold_comparison): Fold comparison of addresses of two decls
22115 that bind locally. Consolidate address folding code.
22117 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22119 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22120 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22121 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22122 dconstsqrt2, dconstthird, dconste and/or dconst10.
22123 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22124 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22125 dconstsqrt2, dconste): Delete.
22126 (init_emit_once): Likewise. Simplify initializing dconstm1.
22128 * real.c (get_real_const): New.
22129 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22130 dconstsqrt2, dconste): Delete.
22131 (real_value_const, get_real_const): New.
22133 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22135 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22137 * config/i386/i386.c (ix86_function_arg_boundary): Check
22138 BIGGEST_ALIGNMENT instead of 128.
22139 (setup_incoming_varargs_64): Likewise.
22141 2008-03-26 Tom Tromey <tromey@redhat.com>
22143 * Makefile.in (DEPFILES): Add missing '/'.
22145 2008-03-26 Richard Guenther <rguenther@suse.de>
22147 * fold-const.c (target.h): Include.
22148 (fold_comparison): Fold comparison of addresses of two decls
22149 that bind locally. Consolidate address folding code.
22151 2008-03-26 Nick Clifton <nickc@redhat.com>
22154 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22155 not allow INT+INT as a legitimate addressing mode.
22157 2008-03-26 Richard Guenther <rguenther@suse.de>
22159 * tree-flow.h (widen_bitfield): Remove declaration.
22160 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22161 (widen_bitfield): Remove function.
22162 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22165 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22168 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22171 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22173 PR rtl-optimization/35232
22174 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22175 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22176 reg_reloaded_call_part_clobbered here.
22177 (reload_regs_reach_end_p): New function.
22178 (reload_reg_rtx_for_input): New variable.
22179 (reload_reg_rtx_for_output): Likewise.
22180 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22181 when reassigning a pseudo register. Load reloadreg from
22182 reload_reg_rtx_for_input, moving the mode and register
22184 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22185 instead of the original when deciding whether an input reload
22186 would be a no-op or whether an output reload can be deleted.
22187 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22188 when setting up new_spill_reg_store. Load it from
22189 reload_reg_rtx_for_output, moving the mode and register
22191 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22192 instead of the original when deciding whether an output reload
22193 would be a no-op. Do the same when modifying insn notes.
22194 Use rtx_equal_p instead of == to compare the registers.
22195 (inherit_piecemeal_p): Take a mode and two register numbers
22197 (emit_reload_insns): Clear new_spill_reg_store for every hard
22198 register in the reload register. Remove spill registers
22199 from reg_reloaded_valid before considering whether to record
22200 inheritance information for them. Use reload_reg_rtx_for_output
22201 instead of reg_rtx when recording output reloads. Use
22202 reload_reg_rtx_for_input instead of reg_rtx when recording
22203 input reloads. Set or clear reg_reloaded_call_part_clobbered
22204 at the same time as setting reg_reloaded_valid.
22205 (delete_output_reload): Add a new_reload_reg parameter and use it
22206 instead of rld[j].reg_rtx.
22207 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22210 2008-03-25 Tom Tromey <tromey@redhat.com>
22212 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22213 (build/genattr.o): Likewise.
22214 (build/genattrtab.o): Likewise.
22215 (build/gencodes.o): Likewise.
22216 (build/genconfig.o): Likewise.
22217 (build/genconstants.o): Likewise.
22218 (build/genemit.o): Likewise.
22219 (build/genextract.o): Likewise.
22220 (build/genflags.o): Likewise.
22222 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22224 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22225 instead of size_int for integer types.
22226 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22227 to match type of MINUS_EXPR.
22229 2008-03-25 Tom Tromey <tromey@redhat.com>
22231 * configure: Rebuilt.
22232 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22235 2008-03-25 Tom Tromey <tromey@redhat.com>
22237 * config/x-solaris (host-solaris.o): Update.
22238 * config/x-linux (host-linux.o): Update.
22239 * config/x-hpux (host-hpux.o): Update.
22240 * config/x-darwin (host-darwin.o): Update.
22241 * config/v850/t-v850e (v850-c.o): Update.
22242 * config/v850/t-v850 (v850-c.o): Update.
22243 * config/t-vxworks (vxworks.o): Update.
22244 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22245 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22246 * config/spu/t-spu-elf (spu-c.o): Update.
22248 * config/sh/t-symbian (sh-c.o): Update.
22249 (symbian.o): Update.
22250 * config/sh/t-sh (sh-c.o): Update.
22251 * config/score/t-score-elf (score7.o, score3.o): Update.
22252 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22253 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22254 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22255 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22256 (rs6000.o): Remove.
22257 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22258 * config/m32c/t-m32c (m32c-pragma.o): Update.
22259 * config/ia64/t-ia64 (ia64-c.o): Update.
22260 * config/i386/x-mingw32 (host-mingw32.o): Update.
22261 * config/i386/x-i386 (driver-i386.o): Update.
22262 * config/i386/x-darwin (host-i386-darwin.o): Update.
22263 * config/i386/x-cygwin (host-cygwin.o): Update.
22264 * config/i386/t-nwld (nwld.o): Update.
22265 * config/i386/t-netware (netware.o): Update.
22266 * config/i386/t-interix (winnt.o): Update.
22267 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22268 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22269 msformat-c.o): Update.
22270 * config/bfin/t-bfin-linux (generated_files): Add
22271 linux-sysroot-suffix.h.
22272 * config/arm/t-wince-pe (pe.o): Update.
22273 * config/arm/t-strongarm-pe (pe.o): Update.
22274 * config/arm/t-pe (pe.o): Update.
22275 * config/arm/t-arm (arm-c.o): Update.
22276 * doc/install.texi (Prerequisites): Require make 3.80.
22277 * Makefile.in: Remove .o targets.
22278 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22279 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22280 (simple_generated_h, simple_generated_c): Move earlier.
22281 (generated_files): New variable.
22282 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22283 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22284 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22285 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22286 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22287 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22288 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22289 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22290 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22291 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22292 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22293 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22295 (COMPILE.base, COMPILE): New variables.
22296 (%.o): New pattern rule.
22297 (ALL_HOST_OBJS): New variable.
22298 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22299 (dummy-checksum.o, cc1-checksum.o): Remove.
22300 (DRIVER_SHLIB): New variable.
22301 (DRIVER_DEFINES): Use it.
22302 (gencondmd.c): Move out of build/.
22303 (s-conditions): Update.
22304 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22305 (ALL_BUILD_OBJS): Likewise.
22306 (build/%.o): Use BUILDCOMPILE.
22307 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22308 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22309 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22310 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22311 build/genconfig.o, build/genconstants.o, build/genemit.o,
22312 build/genextract.o, build/genflags.o, build/genmddeps.o,
22313 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22314 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22315 build/gen-protos.o, build/scan.o, build/fix-header.o,
22316 build/scan-decls.o): Simplify.
22317 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22318 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22319 prefix.o, toplev.o): Reduce to variable setting.
22320 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22321 ($(out_object_file), gcc-options.o): New targets.
22322 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22323 * configure: Rebuilt.
22324 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22325 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22327 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22329 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22330 complain when we hit an error, return ERROR_MARK_NODE.
22332 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22334 * config/sh/constraints.md (Pso, Psz): New constraints.
22335 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22336 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22338 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22340 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22341 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22343 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22345 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22346 (prefetch_sh2a): New.
22348 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22349 Naveen.H.S <naveen.hs@kpitcummins.com>
22351 * config/sh/constraints.md (I28): New constraint.
22352 * config/sh/sh.c (broken_move): Add support for movi20s.
22353 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22355 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22356 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22357 Naveen.H.S <naveen.hs@kpitcummins.com>
22359 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22360 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22361 (print_operand): Handle resbank in %@ operand code.
22362 (sh_encode_section_info): New.
22363 (push_regs): Add conditions for resbank.
22364 (sh_expand_epilogue): Likewise.
22365 (sh_insert_attributes): Likewise.
22366 (sh_attribute_table): Likewise.
22367 (sh_handle_resbank_handler_attribute): New.
22368 (sh2a_handle_function_vector_handler_attribute): New.
22369 (sh2a_is_function_vector_call): New.
22370 (sh2a_get_function_vector_number): New.
22371 (sh2a_function_vector_p): New.
22372 (sh_cfun_resbank_handler_p): New.
22373 * config/sh/sh.md (calli): Emit jsr/n if possible.
22374 (calli_tbr_rel): New.
22375 (calli_pcrel): Emit jsr/n if possible.
22376 (return_i): Emit rts/n if possible.
22377 (call_valuei_tbr_rel): New.
22378 (call_valuei_pcrel): Add condition for SH2A target.
22379 (call_value): Likewise.
22380 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22381 (sh2a_get_function_vector_number): Likewise.
22382 (sh2a_is_function_vector_call): Likewise.
22383 * doc/extend.texi: Document TBR relative addressing of SH2A.
22384 (resbank): Add description for SH2A.
22386 2008-03-24 Richard Guenther <rguenther@suse.de>
22389 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22390 pointer assignments change conversions according to middle-end rules.
22391 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22392 * configure.ac: Include type checking in yes.
22393 * configure: Regenerate.
22395 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22397 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22398 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22400 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22402 * gthr-vxworks.h (UNUSED): Define.
22404 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22406 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22408 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22410 * doc/extend.texi (Function Attributes): Add missing comma in the
22411 example of the "alloc_size" attribute.
22413 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22416 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22418 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22421 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22424 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22425 of the underlying type of a MS bitfield layout to the natural
22426 alignment of the type.
22428 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22430 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22431 to their natural alignment to avoid store forwarding stalls.
22433 2008-03-22 Richard Guenther <rguenther@suse.de>
22435 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22436 For PHI nodes verify the address is invariant.
22437 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22438 (get_symbol_constant_value): Use is_gimple_min_invariant.
22439 (maybe_fold_stmt_indirect): Likewise.
22441 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22443 PR rtl-optimization/33927
22444 * Makefile.in (dse.o): Depend on $(TM_P_H).
22445 * expr.h (extract_low_bits): Declare.
22446 * expmed.c (extract_low_bits): New function.
22447 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22448 * dse.c: Include tm_p.h.
22449 (find_shift_sequence): Remove the read_reg argument and return the
22450 read value. Emit the instructions instead of returning them.
22451 Iterate on new_mode rather than calculating it each time.
22452 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22453 source to NEW_MODE and extract_low_bits to convert the shifted
22454 value to READ_MODE.
22455 (replace_read): Allow the load and store to have different mode
22456 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22457 or extraction instructions before trying the replacement. Update
22458 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22460 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22462 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22463 to their natural alignment to avoid store forwarding stalls.
22465 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22468 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22469 encouraging but not allowing gprs for input;
22470 change the input constraint to !f#r.
22471 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22473 change the output constraint to !f#r.
22475 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22478 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22479 corresponding post-reload splitters.
22480 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22481 when x87 FP math is selected.
22482 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22483 New function prototype.
22484 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22485 unreachable function to ease macroization of insn patterns.
22487 2008-03-21 Martin Jambor <mjambor@suse.cz>
22489 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22490 reference dumps if ddr is NULL or dependence is unknown.
22492 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22494 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22495 unsigned extension into account.
22496 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22497 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22498 Do computations on a scratch register.
22500 2008-03-21 Richard Guenther <rguenther@suse.de>
22502 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22503 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22504 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22505 * tree-ssa-dom.c (record_equality): Likewise.
22506 * tree-inline.c (copy_body_r): Likewise.
22507 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22510 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22512 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22513 as 'delete_unused' argument.
22515 2008-03-20 Richard Guenther <rguenther@suse.de>
22517 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22518 special casing of constant qualifiers.
22519 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22520 care about them in general.
22521 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22522 regardless of their type.
22523 (fold_stmt_r): Forcefully fold *& if we end up with that.
22525 2008-03-20 Paul Brook <paul@codesourcery.com>
22527 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22528 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22530 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22532 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22533 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22535 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22537 * common.opt (Wmudflap): New option.
22538 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22539 (mx_register_decls): Likewise.
22540 (mudflap_finish_file): Likewise.
22541 * doc/invoke.texi: Document -Wno-mudflap.
22543 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22545 * c-format.c (replace_format_name_to_system_name): New.
22546 (cmp_attribs): New.
22547 (convert_format_name_to_system_name): New.
22548 (decode_format_attr): Add use of convert_format_name_to_system_name.
22549 (format_types_orig): Add gnu_ prefix to names.
22550 (check_format_info_main): Special treating of \0 escaped names for
22551 supporting multi-character format specifiers as I32, I64.
22552 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22553 (gnu_target_overrides_format_attributes): New.
22554 * c-format.h: Add structure target_ovr_attr to hold
22555 system specific formatter names.
22556 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22557 msformat-c.o file to c_target_objs and cxx_target_objs.
22558 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22559 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22560 (TARGET_N_FORMAT_TYPES): New.
22561 * config/i386/msformat-c.c: New.
22562 * config/i386/t-cygming: Add build rule for msformat-c.o.
22563 * doc/extend.texi: Add new format names gnu_* and ms_* and
22565 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22567 2008-03-20 Ira Rosen <irar@il.ibm.com>
22569 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22570 optimizations turned on under -O3.
22571 (ftree-vectorize): Add that the flag is turned on with -O3.
22573 2008-03-20 Ben Elliston <bje@au.ibm.com>
22575 * regmove.c (try_auto_increment): Fix spelling error in comment.
22576 * final.c (final_scan_insn): Likewise.
22578 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22581 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22582 allocator preferences for "y" and "r" class registers.
22583 ("*mov<mode>_internal"): Ditto.
22584 ("*movv2sf_internal_rex64"): Ditto.
22585 ("*movv2sf_internal"): Ditto.
22587 2008-03-19 Michael Matz <matz@suse.de>
22589 PR middle-end/35616
22590 * calls.c (expand_call): Check overlap of arguments with call
22591 address for sibcalls.
22593 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22596 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22597 of the underlying type of a MS bitfield layout to the natural
22598 alignment of the type.
22600 2008-03-19 Jan Hubicka <jh@suse.cz>
22603 * toplev.c (decode_d_option): Handle all CPP flags.
22604 * tree-vrp.c: Update tree_pass descriptors.
22605 * regrename.c: Update tree_pass descriptors.
22606 * fwprop.c: Update tree_pass descriptors.
22607 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22608 * tree-into-ssa.c: Update tree_pass descriptors.
22609 * tree-dump.c: Update tree_pass descriptors.
22610 * tree-complex.c: Update tree_pass descriptors.
22611 * tree-dump.h: Update tree_pass descriptors.
22612 * see.c: Update tree_pass descriptors.
22613 * cgraphbuild.c: Update tree_pass descriptors.
22614 * tracer.c: Update tree_pass descriptors.
22615 * tree-loop-distribution.c: Update tree_pass descriptors.
22616 * cgraph.c: Update tree_pass descriptors.
22617 * postreload-gcse.c: Update tree_pass descriptors.
22618 * postreload.c: Update tree_pass descriptors.
22619 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22620 * tree-tailcall.c: Update tree_pass descriptors.
22621 * tree-pass.h (tree_opt_pass): Rename to ...
22622 (opt_pass) ... this one; add "type" field and remove letter field.
22623 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22624 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22625 all_lowering_passes): Update declaration.
22626 * ipa-cp.c: Update tree_pass descriptors.
22627 * final.c: Update tree_pass descriptors.
22628 * omp-low.c: Update tree_pass descriptors.
22629 * tree-ssa-dse.c: Update tree_pass descriptors.
22630 * ipa-reference.c: Update tree_pass descriptors.
22631 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22632 * auto-inc-dec.c: Update tree_pass descriptors.
22633 * reorg.c: Update tree_pass descriptors.
22634 * cgraphunit.c: Update tree_pass descriptors.
22635 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22636 * tree-ssa-ccp.c: Update tree_pass descriptors.
22637 * df-core.c: Update tree_pass descriptors.
22638 * mode-switching.c: Update tree_pass descriptors.
22639 * tree-nomudflap.c: Update tree_pass descriptors.
22640 * modulo-sched.c: Update tree_pass descriptors.
22641 * ipa-pure-const.c: Update tree_pass descriptors.
22642 * cse.c: Update tree_pass descriptors.
22643 * web.c: Update tree_pass descriptors.
22644 * tree-stdarg.c: Update tree_pass descriptors.
22645 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22646 * tree-ssa-dom.c: Update tree_pass descriptors.
22647 * tree-nrv.c: Update tree_pass descriptors.
22648 * tree-ssa-alias.c: Update tree_pass descriptors.
22649 * loop-init.c: Update tree_pass descriptors.
22650 * gimple-low.c: Update tree_pass descriptors.
22651 * ipa-inline.c: Update tree_pass descriptors.
22652 * tree-ssa-sink.c: Update tree_pass descriptors.
22653 * global.c: Update tree_pass descriptors.
22654 * ifcvt.c: Update tree_pass descriptors.
22655 * jump.c: Update tree_pass descriptors.
22656 * predict.c: Update tree_pass descriptors.
22657 * tree-ssa-loop.c: Update tree_pass descriptors.
22658 * recog.c: Update tree_pass descriptors.
22659 * dse.c: Update tree_pass descriptors.
22660 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22661 * tree-eh.c: Update tree_pass descriptors.
22662 * regmove.c: Update tree_pass descriptors.
22664 * function.c: Update tree_pass descriptors.
22665 * tree-vectorizer.c: Update tree_pass descriptors.
22666 * gcse.c: Update tree_pass descriptors.
22667 * ipa-type-escape.c: Update tree_pass descriptors.
22668 * tree-if-conv.c: Update tree_pass descriptors.
22669 * init-regs.c: Update tree_pass descriptors.
22670 * ipa.c: Update tree_pass descriptors.
22671 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22672 * rtl-factoring.c: Update tree_pass descriptors.
22673 * lower-subreg.c: Update tree_pass descriptors.
22674 * bt-load.c: Update tree_pass descriptors.
22675 * tree-dfa.c: Update tree_pass descriptors.
22676 * except.c: Update tree_pass descriptors.
22677 * emit-rtl.c: Update tree_pass descriptors.
22678 * cfgexpand.c: Update tree_pass descriptors.
22679 * tree-cfgcleanup.c: Update tree_pass descriptors.
22680 * cfgcleanup.c: Update tree_pass descriptors.
22681 * tree-ssa-pre.c: Update tree_pass descriptors.
22682 * tree-sra.c: Update tree_pass descriptors.
22683 * tree-mudflap.c: Update tree_pass descriptors.
22684 * tree-ssa-copy.c: Update tree_pass descriptors.
22685 * cfglayout.c: Update tree_pass descriptors.
22686 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22687 * tree-ssa-dce.c: Update tree_pass descriptors.
22688 * tree-ssa.c: Update tree_pass descriptors.
22689 * regclass.c: Update tree_pass descriptors.
22690 * integrate.c: Update tree_pass descriptors.
22691 * tree-optimize.c: Update tree_pass descriptors.
22692 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22693 * tree-object-size.c: Update tree_pass descriptors.
22694 * combine.c: Update tree_pass descriptors.
22695 * tree-outof-ssa.c: Update tree_pass descriptors.
22696 * bb-reorder.c: Update tree_pass descriptors.
22697 * stack-ptr-mod.c: Update tree_pass descriptors.
22698 * var-tracking.c: Update tree_pass descriptors.
22699 * tree-profile.c: Update tree_pass descriptors.
22700 * tree-vect-generic.c: Update tree_pass descriptors.
22701 * reg-stack.c: Update tree_pass descriptors.
22702 * sched-rgn.c: Update tree_pass descriptors.
22703 * tree-ssa-structalias.c: Update tree_pass descriptors.
22704 * tree-cfg.c: Update tree_pass descriptors.
22705 * passes.c (current_pass): Update declaration.
22706 (finish_optimization_passes): Update.
22707 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22708 (register_one_dump_file, register_dump_files_1, next_pass_1):
22710 (init_optimization_passes): Update handling of new types.
22711 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22712 * ipa-struct-reorg.c: Update tree_pass descriptors.
22713 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22714 * combine-stack-adj.c: Update tree_pass descriptors.
22715 * cfgrtl.c: Update tree_pass descriptors.
22716 * dce.c: Update tree_pass descriptors.
22717 * tree-ssanames.c: Update tree_pass descriptors.
22719 2008-03-19 Richard Guenther <rguenther@suse.de>
22721 PR middle-end/35609
22722 * tree-ssa.c (walk_data): New structure.
22723 (warn_uninitialized_var): If not always_executed warn with "maybe"
22725 (execute_early_warn_uninitialized): Compute post-dominators.
22726 Initialize always_executed before processing each basic block.
22728 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22731 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22732 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22734 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22736 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22738 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22740 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22742 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22743 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22744 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22745 target after ignore has been set, and move there also the commputation
22746 of subtarget and original_target.
22747 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22748 (LANG_HOOKS_INITIALIZER): Remove it.
22749 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22751 2008-03-18 Richard Guenther <rguenther@suse.de>
22753 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22754 found an expression with constants, note that in the VN for the lhs.
22755 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22756 fold them to constants if possible. Run cleanup_cfg if done so.
22757 (execute_pre): Return todo.
22758 (do_pre): Likewise.
22759 (execute_fre): Likewise.
22760 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22762 (get_prop_source_stmt): Look through pointer conversions.
22764 2008-03-18 Jan Hubicka <jh@suse.cz>
22766 * tree-pretty-print.c: Include predict.h.
22767 (dump_generic_node): Dump predictor.
22768 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22769 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22770 * gimple-low.c (lower_stmt): Likewise.
22771 * expr.c (expand_expr_real): Likewise.
22772 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22774 (build_predict_expr, build_predict_expr): New.
22775 * predict.h (predictor_name, build_predict_expr): Update.
22776 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22777 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22778 * predict.def (PRED_CONTINUE): Update hitrate.
22779 * tree.def (PREDICT_EXPR): Define.
22780 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22781 do not handle BIND_EXPR.
22782 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22783 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22784 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22787 2008-03-18 Michael Matz <matz@suse.de>
22789 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22791 2008-03-18 Richard Guenther <rguenther@suse.de>
22793 * tree-gimple.h (is_gimple_invariant_address): Declare.
22794 (is_gimple_constant): Likewise.
22795 * tree-gimple.c (is_gimple_constant): New function.
22796 (is_gimple_invariant_address): Likewise.
22797 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22798 and is_gimple_invariant_address.
22799 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22801 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22802 an addressable base.
22804 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22806 PR middle-end/35611
22807 * gimplify.c (gimplify_expr): Gimplify second operand of
22810 2008-03-17 Richard Guenther <rguenther@suse.de>
22812 PR tree-optimization/19637
22813 * fold-const.c (fold_unary): Remove restrictions of removing
22814 intermediate pointer-conversions (P2)(P1)P0.
22815 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22816 conversion to void pointer.
22817 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22819 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22822 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22823 emulated thread local variables.
22825 2008-03-16 Richard Guenther <rguenther@suse.de>
22827 PR middle-end/35607
22828 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22829 expand TREE_INVARIANT operations that are not gimple invariant.
22831 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22833 * doc/extend.texi (Alignment): Say that the ABI controls
22834 the __alignof__ for non-strict-alignment targets rather
22835 than being a recommendation.
22837 2008-03-15 Paul Brook <paul@codesourcery.com>
22839 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22841 (arm_output_fn_unwind): Mark functions that can not be unwound.
22843 2008-03-15 Paul Brook <paul@codesourcery.com>
22845 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22846 extension instructions.
22848 2008-03-15 Richard Guenther <rguenther@suse.de>
22850 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22851 and fold constant aggregate refs.
22852 (fold_const_aggregate_ref): Handle string constants
22853 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22854 (evaluate_stmt): Simplify now that ccp_fold folds constant
22857 2008-03-15 Paul Brook <paul@codesourcery.com>
22859 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22860 (extzv): Use gen_extzv_t2.
22861 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22863 2008-03-15 Richard Guenther <rguenther@suse.de>
22865 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22866 (fold_const_aggregate_ref): Likewise.
22867 (get_value): Return NULL if we don't have any values.
22868 (ccp_finalize): Set const_val to NULL after freeing it.
22869 * tree-flow.h (get_symbol_constant_value): Declare.
22870 (fold_const_aggregate_ref): Likewise.
22871 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22873 2008-03-15 Richard Guenther <rguenther@suse.de>
22875 PR middle-end/35593
22876 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22877 to not produce negative array indices if not allowed. Add
22878 parameter to indicate that.
22879 (maybe_fold_offset_to_component_ref): Allow negative array
22880 indices only for the first member of a structure.
22881 (maybe_fold_offset_to_reference): Allow negative array indices.
22882 (maybe_fold_stmt_addition): Likewise.
22884 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22885 Anatoly Sokolov <aesok@post.ru>
22887 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22888 (avr_arch): Add ARCH_AVR6.
22889 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22890 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22891 instead of fixed value 2.
22892 (print_operand_address): Use gs() asm specifier instead of pm().
22893 (avr_assemble_integer): (Ditto.).
22894 (avr_output_addr_vec_elt): (Ditto.).
22895 (print_operand): Handle "!" code.
22896 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22897 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22898 (AVR_HAVE_EIJMP_EICALL): Define.
22899 (AVR_3_BYTE_PC): Redefine.
22900 (AVR_2_BYTE_PC): (Ditto.).
22901 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22902 (LINK_SPEC): Add atmega2560 and atmega2561.
22903 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22905 * config/avr/avr.md (call_insn): Use eicall instead of icall
22906 for 3 byte PC devices.
22907 (call_value_insn): (Ditto.).
22908 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22909 (indirect_jump): Use only for for 2 byte PC devices.
22910 (*tablejump): (Ditto.).
22911 (*indirect_jump_avr6): Add insn.
22912 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22913 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22914 instead of ijmp for 3 byte PC devices.
22915 (__tablejump2__): (Ditto.).
22916 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22917 (MULITLIB_DIRNAMES): (Ditto.).
22918 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22920 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22922 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22923 "sse2_umulsidi3". Use V1DI mode for operand 0.
22924 ("mmx_psadbw"): Use V1DI mode for operand 0.
22925 * config/i386/i386-modes.def (V1SI): New vector mode.
22926 * config/i386/i386.c (struct builtin_description)
22927 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22928 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22929 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22930 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22931 v1di_ftype_v8qi_v8qi type.
22932 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22934 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22935 __builtin_ia32_pmuludq]: Fix the mode of return value.
22937 2008-03-15 Richard Guenther <rguenther@suse.de>
22939 PR middle-end/35595
22940 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22943 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22945 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22946 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22947 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22948 unless TARGET_SERIALIZE_VOLATILE is enabled.
22949 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22950 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22951 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22953 2008-03-14 Richard Guenther <rguenther@suse.de>
22955 PR tree-optimization/34172
22956 * tree-flow.h (refs_may_alias_p): Declare.
22957 (get_single_def_stmt): Likewise.
22958 (get_single_def_stmt_from_phi): Likewise.
22959 (get_single_def_stmt_with_phi): Likewise.
22960 * tree-dfa.c (refs_may_alias_p): New function.
22961 (get_single_def_stmt): Likewise.
22962 (get_single_def_stmt_from_phi): Likewise.
22963 (get_single_def_stmt_with_phi): Likewise.
22964 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22965 (vn_reference_lookup_1): New helper function.
22966 (vn_reference_lookup): Walk the virtual use-def chain to
22967 continue searching for a match if the def does not alias the
22968 reference we are looking for.
22970 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22972 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22973 archive and Perzl. Update The Written Word listing.
22975 2008-03-14 Richard Guenther <rguenther@suse.de>
22977 PR tree-optimization/34043
22978 PR tree-optimization/33989
22979 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22981 (bitmap_find_leader): Use extra argument to verify dominance
22982 relationship inside a basic-block.
22983 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22984 (find_leader_in_sets): Adjust.
22985 (create_component_ref_by_pieces): Take extra argument for
22986 dominance check, handle lookup failures.
22987 (find_or_generate_expression): Likewise.
22988 (create_expression_by_pieces): Likewise.
22989 (insert_into_preds_of_block): Adjust.
22990 (create_value_expr_from): If asked for, verify all operands
22991 are in the blocks AVAIL_OUT set.
22992 (make_values_for_stmt): Check for SSA_NAMEs that are life
22993 over an abnormal edge.
22994 (compute_avail): Remove such check.
22995 (do_SCCVN_insertion): New function.
22996 (eliminate): If we do not find a leader suitable for replacement
22997 insert a replacement expression from SCCVN if available.
22998 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22999 (struct vn_ssa_aux): Add needs_insertion flag.
23000 * tree-ssa-sccvn.c (may_insert): New global flag.
23001 (copy_reference_ops_from_ref): Value-number union member access
23002 based on its size, not type and member if insertion is allowed.
23003 (visit_reference_op_load): For a weak match from union type
23004 punning lookup a view-converted value and insert a SSA_NAME
23005 for that value if that is not found.
23006 (visit_use): Make dumps shorter. Do not disallow value numbering
23007 SSA_NAMEs that are life over an abnormal edge to constants.
23008 (free_scc_vn): Release inserted SSA_NAMEs.
23009 (run_scc_vn): New flag to specify whether insertion is allowed.
23010 Process SSA_NAMEs in forward order.
23011 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23012 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23013 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23014 pointer type to/from integral types that do not change the
23015 precision to regular conversions.
23017 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23019 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23020 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23021 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23022 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23023 input arguments and the mode of return value. Built-in functions
23024 that operate on whole 64-bit MMX register now use V1DI mode.
23026 2008-03-13 Alon Dayan <alond@il.ibm.com>
23027 Olga Golovanevsky <olga@il.ibm.com>
23029 PR tree-optimization/35041
23030 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23031 to locate the right position in a statement.
23033 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23037 * config/i386/xmmintrin.h: Change all static inline functions to
23038 extern inline and add __gnu_inline__ attribute.
23039 * config/i386/bmintrin.h: Ditto.
23040 * config/i386/smmintrin.h: Ditto.
23041 * config/i386/tmmintrin.h: Ditto.
23042 * config/i386/mmintrin-common.h: Ditto.
23043 * config/i386/ammintrin.h: Ditto.
23044 * config/i386/emmintrin.h: Ditto.
23045 * config/i386/pmmintrin.h: Ditto.
23046 * config/i386/mmintrin.h: Ditto.
23047 * config/i386/mm3dnow.h: Ditto.
23049 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23051 PR middle-end/35185
23052 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23053 (lower_omp_2): New function.
23054 (lower_omp_1, lower_omp): Rewritten.
23056 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23059 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23060 with the phrase "Microsoft Windows compilers".
23061 (Push/Pop Macro Pragmas): New subsection. Document
23062 #pragma push_macro and pragma pop_macro.
23064 2008-03-12 Paul Brook <paul@codesourcery.com>
23066 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23068 2008-03-12 Paul Brook <paul@codesourcery.com>
23070 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23071 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23072 (thumb2_addsi_shortim): Rename ...
23073 (thumb2_addsi_short): ... to this. Allow register operands.
23074 (thumb2_subsi_short): New pattern.
23075 (thumb2_one_cmplsi2_short,
23076 thumb2_negsi2_short): New patterns and peepholes.
23078 2008-03-12 Paul Brook <paul@codesourcery.com>
23080 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23082 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23084 * config/i386/i386.md (int_cond): New code iterator.
23086 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23087 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23088 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23089 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23090 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23091 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23092 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23093 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23095 2008-03-12 Paul Brook <paul@codesourcery.com>
23097 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23098 instead of {arm,thumb}_compute_save_reg_mask.
23099 (output_return_instruction): Ditto.
23100 (thumb_unexpanded_epilogue): Ditto.
23101 (thumb1_expand_prologue): Ditto.
23102 (thumb1_output_function_prologue): Ditto.
23103 (arm_set_return_address): Ditto.
23104 (thumb_set_return_address): Ditto.
23105 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23106 regs to achieve stack alignment.
23107 (thumb1_compute_save_reg_mask): Fix compiler warning.
23108 (arm_output_epilogue): Use offsets->saved_regs_mask.
23109 Adjust stack pointer by poping call clobered registers.
23110 (arm_expand_prologue): Use offsets->saved_regs_mask.
23111 Adjust stack pointer by pushing extra registers.
23112 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23114 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23117 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23118 conversion to the operands of a multiplication.
23120 2008-03-12 Richard Guenther <rguenther@suse.de>
23122 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23123 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23124 * timevar.def (TV_TREE_PHIPROP): Add.
23125 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23126 pass description. Use TV_TREE_PHIPROP.
23127 * tree-ssa-forwprop.c: Remove phiprop code.
23129 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23131 PR middle-end/35549
23132 * omp-low.c (maybe_lookup_decl): Constify first argument.
23133 (use_pointer_for_field): Change last argument from bool to
23134 omp_context *. Disallow shared copy-in/out in nested
23135 parallel if decl is shared in outer parallel too.
23136 (build_outer_var_ref, scan_sharing_clauses,
23137 lower_rec_input_clauses, lower_copyprivate_clauses,
23138 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23140 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23141 Ira Rosen <irar@il.ibm.com>
23143 * tree-vectorizer.c (free_stmt_vec_info): New function.
23144 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23145 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23146 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23147 * tree-vect-transform.c (vectorizable_conversion): Free
23148 vec_oprnds0 if it was allocated.
23149 (vect_permute_store_chain): Remove unused VECs.
23150 (vectorizable_store): Free VECs that are allocated in the..
23152 (vect_transform_strided_load, vectorizable_load): Likewise.
23153 (vect_remove_stores): Simplify the code.
23154 (vect_transform_loop): Move code to vect_remove_stores().
23155 Call vect_remove_stores() and free_stmt_vec_info().
23157 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23159 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23160 TARGET_HPUX. Revise comment.
23161 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23162 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23163 Use sr4 variant of `be' instruction when not generating PIC code.
23164 (attr_length_call): Adjust for above change.
23166 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23168 * ipa-reference.c (static_execute): Remove module_statics_const and
23169 associated setting code.
23171 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23174 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23175 predicate for operand 1.
23176 (paritysi2_cmp): Use register_operand predicate for operand 2.
23177 Use earlyclobber modifier for operand 1. Remove support for
23179 (paritydi2_cmp): Use register_operand predicate for operand 3.
23180 Use earlyclobber modifier for operand 1. Remove support for
23183 2008-03-11 Paul Brook <paul@codesourcery.com>
23184 Vladimir Prus <vladimir@codesourcery.com>
23186 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23187 (arm_compute_save_reg0_reg12_mask): Always
23188 check if register 11 must be saved. Always safe hard frame pointer
23189 when frame_pointer_needeed.
23190 (arm_compute_save_reg_mask): Save IP and PC
23191 only with apcs frames.
23192 (arm_output_epilogue): Adjust Thumb2 codepath to
23193 be also invoked and work for ARM non-apcs frames.
23194 (arm_expand_prologue): Don't bother saving IP
23195 for non-apcs frame, since it's not clobbered by
23196 prologue code. Implement non-apcs frame
23199 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23201 PR rtl-optimization/35281
23202 * expr.c (convert_move): Use a new pseudo for the intermediate
23203 from_mode->word_mode result.
23205 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23207 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23208 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23209 * toplev.c (compile_file): Don't call it.
23211 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23213 PR middle-end/35526
23214 * expr.c (store_expr): Call emit_block_move if the mode
23215 of "temp" RTX is BLKmode.
23217 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23218 Richard Guenther <rguenther@suse.de>
23220 PR tree-optimization/31358
23221 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23222 the step with a NULL_TREE.
23223 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23224 to sizetype if type is a pointer type.
23225 (add_candidate_1): Don't convert the base and step to
23226 the generic type if the orginal type is a pointer type.
23227 (add_iv_value_candidates): Use sizetype for the step
23228 if type is a pointer type.
23229 (cand_value_at): Likewise.
23230 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23232 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23233 Don't convert the tem affine to the type.
23234 (add_elt_to_tree): Use sizetype for the step if a pointer.
23235 Use POINTER_PLUS_EXPR for pointers.
23236 (aff_combination_to_tree): Use sizetype for the step if a
23239 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23241 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23242 Remove commutativity hint.
23244 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23248 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23249 errorneous type. Check that v is a VAR_DECL.
23251 PR middle-end/35099
23252 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23254 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23256 PR tree-optimization/35494
23257 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23258 may be overriden at link and run time.
23260 2008-03-10 Richard Guenther <rguenther@suse.de>
23262 PR tree-optimization/34677
23263 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23264 (poolify_tree): Likewise.
23265 (modify_expr_template): Likewise.
23266 (poolify_modify_stmt): Likewise.
23267 (insert_fake_stores): Handle all component-ref style stores
23268 in addition to INDIRECT_REF. Also handle complex types.
23269 Do not poolify the inserted load.
23270 (realify_fake_stores): Do not rebuild the tree but only
23271 make it a SSA_NAME copy.
23272 (init_pre): Remove initialzation of modify_expr_template.
23273 Do not allocate modify_expr_node_pool.
23274 (fini_pre): Do not free modify_expr_node_pool.
23276 2008-03-10 Paul Brook <paul@codesourcery.com>
23278 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23279 to avoid conflicts.
23281 2008-03-10 Paul Brook <paul@codesourcery.com>
23282 Mark Shinwell <shinwell@codesourcery.com>
23284 * config/arm/cortex-r4.md: New.
23285 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23287 * config/arm/arm.md: Include cortex-r4.md.
23288 (insn): Add smmls, sdiv and udiv values.
23289 (generic_sched): Don't use generic scheduling for Cortex-R4.
23290 (arm_issue_rate): New function.
23291 (TARGET_SCHED_ISSUE_RATE): Define.
23293 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23295 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23297 2008-03-10 Richard Guenther <rguenther@suse.de>
23299 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23300 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23302 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23304 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23305 Set default to true.
23307 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23309 * c.opt (Wsynth): Deprecate.
23310 * doc/invoke.texi (Option Summary, Warning Options): Document
23311 -Wno-format-contains-nul.
23313 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23316 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23317 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23319 2008-03-09 Ira Rosen <irar@il.ibm.com>
23321 * config/rs6000/rs6000.c (builtin_description): Rename vector
23322 left shift operations.
23323 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23324 (altivec_vsl<VI_char>): Rename to ...
23325 (ashl<mode>3): ... new name.
23326 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23328 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23330 2008-03-08 Richard Guenther <rguenther@suse.de>
23332 * coverage.h (tree_coverage_counter_addr): Declare.
23333 * coverage.c (tree_coverage_counter_addr): New function.
23334 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23335 before using again.
23336 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23337 (tree_gen_one_value_profiler): Likewise.
23338 (tree_gen_ic_profiler): Likewise.
23339 (tree_gen_average_profiler): Likewise.
23340 (tree_gen_ior_profiler): Likewise.
23342 2008-03-08 Richard Guenther <rguenther@suse.de>
23344 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23345 (vn_binary_op_insert): Likewise.
23346 (vn_unary_op_lookup): Likewise.
23347 (vn_unary_op_insert): Likewise.
23348 (vn_nary_op_lookup): Declare.
23349 (vn_nary_op_insert): Likewise.
23350 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23351 and binary hashes, use a single obstack for unary_op_pool
23352 and binary_op_pool.
23353 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23354 a single struct vn_nary_op_s. Store tree code length and
23355 a variable number of operands.
23356 (struct vn_reference_op_struct): Remove unused op2.
23357 (vn_reference_op_eq): Do not compare op2.
23358 (vn_reference_op_compute_hash): Do not compute hash of op2.
23359 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23360 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23361 with vn_nary_op_compute_hash.
23362 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23363 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23365 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23367 (visit_unary_op): Call nary functions.
23368 (visit_binary_op): Likewise.
23369 (process_scc): Adjust for struct vn_tables_s changes.
23370 (allocate_vn_table): Likewise.
23371 (free_vn_table): Likewise.
23372 * tree-vn.c (vn_add): Call nary functions.
23373 (vn_lookup): Likewise.
23375 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23378 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23379 wdst back after sync_compare_and_swapqhi_internal.
23381 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23384 * config/i386/i386-modes.def (V1DI): New vector mode.
23385 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23386 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23387 (MMXMODE248): Ditto.
23388 (MMXMODE): Add V1DI mode.
23389 (mmxvecsize): Change DI mode to V1DI mode.
23390 ("mov<mode>): Use MMXMODEI8 mode iterator.
23391 ("*mov<mode>_internal_rex64"): Ditto.
23392 ("*mov<mode>_internal"): Ditto.
23393 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23394 ("mmx_sub<mode>3"): Ditto.
23395 ("mmx_adddi3"): Remove insn pattern.
23396 ("mmx_subdi3"): Ditto.
23397 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23398 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23399 ("mmx_ashl<mode>3"): Ditto.
23400 ("mmx_lshrdi3"): Remove insn pattern.
23401 ("mmx_ashldi3"): Ditto.
23402 * config/i386/i386.c (classify_argument): Handle V1DImode.
23403 (function_arg_advance_32): Ditto.
23404 (function_arg_32): Ditto.
23405 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23406 mmx_addv1di3 insn pattern.
23407 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23408 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23409 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23410 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23411 Remove definitions of built-in functions.
23412 (V1DI_type_node): New node.
23413 (v1di_ftype_v1di_int): Ditto.
23414 (v1di_ftype_v1di_v1di): Ditto.
23415 (v2si_ftype_v2si_si): Ditto.
23416 (v4hi_ftype_v4hi_di): Remove node.
23417 (v2si_ftype_v2si_di): Ditto.
23418 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23419 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23420 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23421 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23422 Add new builtins using def_builtin_const.
23423 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23424 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23425 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23426 * config/i386/mmintrin.h (__v1di): New typedef.
23427 (_mm_add_si64): Cast arguments to __v1di type.
23428 (_mm_sub_si64): Ditto.
23429 (_mm_sll_pi16): Cast __count to __v4hi type.
23430 (_mm_sll_pi32): Cast __count to __v2si type.
23431 (_mm_sll_si64): Cast arguments to __v1di type.
23432 (_mm_srl_pi16): Cast __count to __v4hi type.
23433 (_mm_srl_pi32): Cast __count to __v2si type.
23434 (_mm_srl_si64): Cast arguments to __v1di type.
23435 (_mm_sra_pi16): Cast __count to __v4hi type.
23436 (_mm_sra_pi32): Cast __count to __v2si type.
23437 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23438 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23439 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23440 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23441 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23442 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23443 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23444 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23445 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23446 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23447 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23448 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23450 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23452 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23454 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23457 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23458 reg+const addressing for Altivec modes. Don't generate reg+reg
23459 addressing for TFmode or TDmode quantities.
23461 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23463 * c-common.c (vector_types_convertible_p): Call langhook
23464 instead of comptypes.
23466 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23469 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23470 integral and scalar float variables which have a
23473 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23475 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23476 dwarf_register_span hook when emitting unwind information for
23477 register-to-memory saves.
23478 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23479 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23481 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23483 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23484 for the same VAR_DECL.
23486 2008-03-06 Tom Tromey <tromey@redhat.com>
23488 * treelang: Delete.
23489 * doc/standards.texi (Standards): Don't mention treelang.
23490 * doc/invoke.texi (Overall Options): Don't mention treelang.
23491 * doc/install.texi (Prerequisites): Don't mention bison or
23493 (Configuration): Don't mention treelang.
23494 (Building): Likewise.
23495 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23497 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23499 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23500 word-extractions out of a multi-word object.
23502 2008-03-06 Richard Guenther <rguenther@suse.de>
23504 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23505 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23506 result type and precision.
23507 * expr.c (get_inner_reference): Set unsignedp based on the result
23508 type of BIT_FIELD_REF.
23509 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23510 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23511 (try_instantiate_multiple_fields): Likewise. Use the correct type
23513 (sra_build_assignment): Likewise.
23514 (sra_build_elt_assignment): Likewise.
23515 (sra_explode_bitfield_assignment): Likewise.
23516 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23517 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23518 set BIT_FIELD_REF_UNSIGNED.
23519 (vectorizable_load): Likewise.
23521 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23523 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23526 2008-03-06 Richard Guenther <rguenther@suse.de>
23528 * alias.c (struct alias_set_entry): Move has_zero_child field
23529 to pack with alias_set.
23531 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23533 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23536 2008-03-05 Ian Lance Taylor <iant@google.com>
23538 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23540 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23542 * fwprop.c (update_df): Support width and offset parameters of
23544 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23545 global_conflicts): Change DF_REF_EXTRACT to either
23546 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23547 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23548 * df-scan.c (df_ref_record, df_defs_record,
23549 df_ref_create_structure, df_def_record_1, df_uses_record,
23550 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23551 df_bb_refs_collect, df_entry_block_defs_collect,
23552 df_exit_block_uses_collect): Support new width and offset fields.
23553 (ref_extract_pool): New storage pool.
23554 (df_free_ref): New function.
23555 (df_reg_chain_unlink, df_free_collection_rec,
23556 df_sort_and_compress_refs): Call df_free_ref.
23557 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23559 (df_ref_create_structure): Allocate df_ref_extract if offset and
23560 width fields are used.
23561 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23562 (df_uses_record): Get offset and width from ZERO_EXTRACT
23564 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23565 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23566 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23567 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23568 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23569 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23570 (df_ref_extract): New structure.
23571 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23572 (df_ref_create): Add width and offset parameters.
23574 2008-03-05 Richard Guenther <rguenther@suse.de>
23576 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23577 Use ranges_overlap_p.
23578 (offset_overlaps_with_access): Rename
23579 to ranges_overlap_p and move ...
23580 * tree-flow-inline.h (ranges_overlap_p): ... here.
23582 * tree.h (get_inner_reference, handled_component_p): Update
23585 * tree.h (record_component_aliases, get_alias_set,
23586 alias_sets_conflict_p, alias_sets_must_conflict_p,
23587 objects_must_conflict_p): Move declarations ...
23588 * alias.h (record_component_aliases, get_alias_set,
23589 alias_sets_conflict_p, alias_sets_must_conflict_p,
23590 objects_must_conflict_p): ... here.
23591 Include coretypes.h.
23592 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23594 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23596 * cfg.c: Include tree-flow.h.
23597 (remove_edge_raw): Call redirect_edge_var_map_clear.
23598 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23599 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23600 (redirect_edge_var_map_result): New.
23601 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23602 PENDING_STMT use with redirect_edge_var_map_*.
23603 * tree-ssa.c (edge_var_maps): New definition.
23604 (redirect_edge_var_map_add): New.
23605 (redirect_edge_var_map_clear): New.
23606 (redirect_edge_var_map_dup): New.
23607 (redirect_edge_var_map_vector): New.
23608 (redirect_edge_var_map_destroy): New.
23609 (ssa_redirect_edge): Replace PENDING_STMT use with
23610 redirect_edge_var_map_*.
23611 (flush_pending_stmts): Same.
23612 (delete_tree_ssa): Destroy edge var map.
23613 * tree-flow.h (struct _edge_var_map): New.
23614 Define edge_var_map vector type.
23615 Declare redirect_edge_var_map_* prototypes.
23616 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23617 * tree-cfg.c (reinstall_phi_args): Replace
23618 PENDING_STMT use with redirect_edge_var_map_*.
23620 2008-03-05 Richard Guenther <rguenther@suse.de>
23622 PR tree-optimization/35472
23623 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23624 whose single use_stmt has a overlapping set of loaded and
23625 stored symbols as that use_stmt might be a noop assignment then.
23627 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23629 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23631 2008-03-05 Richard Guenther <rguenther@suse.de>
23634 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23635 should be constants.
23636 * tree-cfg.c (verify_expr): Verify it.
23637 * fold-const.c (fold_truthop): Remove code generating
23638 BIT_FIELD_REFs of structure bases.
23639 (fold_binary): Likewise.
23640 (fold_ternary): Position and size of BIT_FIELD_REFs are
23641 always host integers.
23642 (make_bit_field_ref): Remove.
23643 (optimize_bit_field_compare): Remove.
23644 (all_ones_mask_p): Remove.
23646 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23649 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23650 (split_block_and_df_analyze): New. Split basic block and rebuild
23652 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23654 (split_pattern_seq): Likewise.
23655 (erase_matching_seqs): Likewise.
23656 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23658 2008-03-04 Geoff Keating <geoffk@apple.com>
23660 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23661 declaration and code.
23662 (tree_invalid_nonnegative_warnv_p): Likewise.
23664 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23666 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23667 examples. Truncate option-names then causing overfull hbox.
23669 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23672 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23674 * configure: Rebuilt.
23676 2008-03-04 Rafael Espíndola <espindola@google.com>
23678 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23679 (tree_unary_nonnegative_warnv_p): New.
23680 (tree_binary_nonnegative_warnv_p): New.
23681 (tree_single_nonnegative_warnv_p): New.
23682 (tree_invalid_nonnegative_warnv_p): New.
23683 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23685 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23688 * opts.c (handle_option): Postpone 'unknown option' errors only for
23691 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23694 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23697 2008-03-04 Rafael Espíndola <espindola@google.com>
23699 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23700 (tree_binary_nonzero_warnv_p): New.
23701 (tree_single_nonzero_warnv_p): New.
23702 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23704 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23706 PR middle-end/35456
23707 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23708 transformations for modes that have signed zeros.
23709 * ifcvt.c (noce_try_abs): Ditto.
23711 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23713 * config/i386/i386.c (override_options): Force
23714 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23716 2008-03-04 Jan Hubicka <jh@suse.cz>
23719 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23722 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23724 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23725 label to probe the stack.
23727 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23729 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23730 (__gthr_win32_mutex_destroy): Declare.
23731 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23732 __gthr_win32_mutex_destroy.
23733 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23735 2008-03-03 Jan Hubicka <jh@suse.cz>
23738 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23739 aggressive on inlining cold calls.
23741 2008-03-03 Richard Guenther <rguenther@suse.de>
23743 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23744 struct copies into the expression table.
23745 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23746 (try_to_simplify): Likewise.
23747 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23748 integral and pointer arguments which do not change the
23749 precision to NOP_EXPRs.
23750 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23751 VIEW_CONVERT_EXPR case.
23753 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23755 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23756 defined in a loop at depth 0 is invariant.
23757 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23758 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23759 be called at loop depth 0.
23761 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23764 * gcc.c (process_command): Update copyright notice dates.
23765 * gcov.c (print_version): Likewise.
23766 * gcov-dump.c (print_version): Likewise.
23767 * mips-tfile.c (main): Likewise.
23768 * mips-tdump.c (main): Likewise.
23770 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23773 * c-common.c (flag_permissive): Delete.
23774 (constant_expression_warnings): Check flags first.
23775 (constant_expression_error): New.
23776 * c-common.h (flag_permissive): Delete.
23777 (constant_expression_error): Declare.
23778 * flags.h (flag_permissive): Declare. Update description.
23779 * diagnostic.c (pedwarn): Update.
23781 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23782 (permissive_error_kind): New.
23783 * toplev.c (flag_permissive): Define. Update description.
23784 * toplev.h (permissive_error_kind): Declare.
23785 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23786 (pedwarn_c90): Use pedantic_warning_kind.
23787 * c-opts.c (c_common_post_options): flag_permissive does not affect
23788 flag_pedantic_errors.
23790 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23792 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23793 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23794 __absvsi2, __absvDI2): Use unsigned arithmetic.
23796 2008-03-02 Andi Kleen <ak@suse.de>
23797 Richard Guenther <rguenther@suse.de>
23799 * struct-equiv.c: Remove file.
23800 * cfg_cleanup.c (condjump_equiv_p): Remove.
23801 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23802 (struct-equiv.o): Remove rule.
23803 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23804 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23805 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23807 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23809 * ifcvt.c (noce_process_if_block): Try to handle only the then
23810 block if the else block exists but isn't suitable.
23812 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23815 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23816 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23817 regression from previous patch.
23819 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23822 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23824 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23825 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23826 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23827 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23828 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23829 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23830 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23831 (__gthread_mutex_destroy_function): Rename to
23832 __gthread_mutex_destroy.
23833 * gthr-dce.h (__gthread_mutex_destroy): Call
23834 pthread_mutex_destroy.
23835 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23836 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23837 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23839 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23841 * df-scan.c (df_ref_chain_change_bb): Simplify.
23842 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23843 set_block_for_insn if there's any change.
23844 * df.h ((df_insn_change_bb): Fix prototype.
23845 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23846 df_insn_change_bb, don't call set_block_for_insn.
23847 * emit-rtl.c (reorder_insns): Likewise.
23848 * haifa-sched.c (move_insn): Likewise.
23850 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23852 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23854 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23856 * tree-flow-inline.h (next_readonly_imm_use): Return
23857 NULL_USE_OPERAND_P after the end.
23859 2008-03-01 Richard Guenther <rguenther@suse.de>
23861 PR tree-optimization/35411
23862 * tree-sra.c (sra_build_assignment): Split conversion to
23863 final type to a separate statement if we are not assigning
23866 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23868 * fold-const.c (fold_convertible_p): Correct the logic to follow
23869 that in fold_convert().
23871 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23874 * tree-inline.c (build_duplicate_type): When we make a
23875 duplicate type, make it unique in the canonical types system.
23877 2008-02-29 Tom Tromey <tromey@redhat.com>
23879 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23880 input_file_stack_history, input_file_stack_restored): Remove.
23881 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23882 * input.h (struct file_stack): Remove.
23883 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23884 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23886 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23888 (diagnostic_last_module_changed): Add 'map' argument.
23889 (diagnostic_set_last_function): Likewise.
23890 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23891 line map, not input_file_stack.
23892 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23894 2008-02-29 Paul Brook <paul@codesourcery.com>
23896 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23898 2008-02-29 Paul Brook <paul@codesourcery.com>
23900 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23902 2008-02-29 Richard Guenther <rguenther@suse.de>
23904 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23906 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23907 value for comparing for a store match.
23908 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23909 (try_to_simplify): Do not do a full-blown reference lookup.
23911 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23913 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23914 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23916 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23918 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23920 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23921 strides against cache sizes.
23923 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23925 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23928 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23930 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23931 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23932 is smaller than the original promoted value.
23933 (simplify_subreg): If OP is a SUBREG, try to preserve its
23934 SUBREG_PROMOTED_VAR_P information.
23936 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23938 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23939 (VN_INFO_GET): Allocate new objects on the obstack.
23940 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23941 for rpo_numbers_temp, for consistency.
23942 (free_scc_vn): Free the obstack.
23944 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23946 * doc/invoke.texi: Document -ftree-loop-distribution.
23947 * tree-loop-distribution.c: New.
23948 * tree-pass.h (pass_loop_distribution): New.
23949 * graphds.h (struct graph): Add htab_t indices.
23950 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23951 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23952 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23953 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23954 * tree-data-ref.c (debug_data_dependence_relations): New.
23955 (dump_data_dependence_relation): Also print data references.
23956 (free_data_ref): Extern.
23957 (same_access_functions): Moved...
23958 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23959 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23960 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23961 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23962 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23963 (stmts_from_loop): Skip LABEL_EXPR.
23964 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23966 (build_rdg): Initialize rdg->indices htab.
23967 (free_rdg, stores_from_loop, ref_base_address,
23968 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23969 have_similar_memory_accesses_1, ref_base_address_1,
23970 remove_similar_memory_refs): New.
23971 * tree-data-ref.h: Depend on tree-chrec.h.
23972 (debug_data_dependence_relations, free_data_ref): Declared.
23973 (same_access_functions): ... here.
23974 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23976 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23977 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23978 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23979 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23980 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23981 rdg_vertex_for_stmt): Declared.
23982 (struct rdg_edge): Add level.
23984 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23985 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23987 (rdg_has_similar_memory_accesses): New.
23988 * tree-vect-analyze.c: Remove unused static decls.
23989 * lambda.h (dependence_level): New.
23990 * common.opt (ftree-loop-distribution): New.
23991 * tree-flow.h (mark_virtual_ops_in_bb,
23992 slpeel_tree_duplicate_loop_to_edge_cfg,
23993 rename_variables_in_loop): Declared.
23994 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23995 (OBJS-common): Add tree-loop-distribution.o.
23996 (tree-loop-distribution.o): New rule.
23997 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23998 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23999 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24001 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24004 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24005 other than structures and unions.
24007 2008-02-28 Richard Guenther <rguenther@suse.de>
24010 2008-02-26 Richard Guenther <rguenther@suse.de>
24012 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24013 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24014 (lookup_decl_from_uid): Declare.
24015 (remove_decl_from_map): Likewise.
24016 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24017 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24018 (decl_for_uid_map): New global hashtable mapping DECL_UID
24020 (init_ttree): Allocate it.
24021 (insert_decl_to_uid_decl_map): New helper function.
24022 (make_node_stat): Insert new decls into the map.
24023 (copy_node_stat): Likewise.
24024 (lookup_decl_from_uid): New function.
24025 (remove_decl_from_map): Likewise.
24026 (print_decl_for_uid_map_statistics): New helper.
24027 (dump_tree_statistics): Call it.
24029 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24030 (referenced_var_iterator): Adjust.
24031 (FOR_EACH_REFERENCED_VAR): Adjust.
24032 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24033 (num_referenced_vars): Adjust.
24034 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24035 (first_referenced_var): Remove.
24036 (end_referenced_vars_p): Likewise.
24037 (next_referenced_var): Likewise.
24038 (referenced_var_iterator_set): New helper function.
24039 * tree-dfa.c (referenced_var_lookup): Adjust.
24040 (referenced_var_check_and_insert): Likewise.
24041 (remove_referenced_var): Likewise.
24042 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24043 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24044 (verify_call_clobbering): Likewise.
24045 (verify_memory_partitions): Likewise.
24046 (init_tree_ssa): Allocate bitmap instead of hashtable for
24048 (delete_tree_ssa): Adjust.
24049 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24050 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24051 (compute_tag_properties): Likewise.
24052 (set_initial_properties): Likewise.
24053 (find_partition_for): Likewise.
24054 (update_reference_counts): Likewise.
24055 (dump_may_aliases_for): Likewise.
24056 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24057 (add_call_clobber_ops): Likewise.
24058 (add_call_read_ops): Likewise.
24059 (get_asm_expr_operands): Likewise.
24060 * tree-into-ssa.c (dump_decl_set): Likewise.
24061 (update_ssa): Likewise.
24062 * tree-sra.c (scan_function): Likewise.
24063 (decide_instantiations): Likewise.
24064 (scalarize_parms): Likewise.
24065 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24066 (dsa_named_for): Likewise.
24067 * tree-ssa-structalias.c (update_alias_info): Likewise.
24068 (merge_smts_into): Likewise.
24070 2008-02-27 David Daney <ddaney@avtrex.com>
24073 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24074 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24075 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24076 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24077 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24079 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24082 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24083 (BUILT_IN_NEXTTOWARD): Remove.
24084 (BUILT_IN_NEXTTOWARDF): Ditto.
24085 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24086 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24088 2008-02-27 Tom Tromey <tromey@redhat.com>
24090 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24091 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24093 2008-02-27 Jan Beulich <jbeulich@novell.com>
24095 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24096 update the respective field on newdecl.
24098 2008-02-27 Revital Eres <eres@il.ibm.com>
24100 PR rtl-optimization/34999
24101 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24102 crossing edges that ends with a call insn.
24103 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24104 call insn and clear the EDGE_CROSSING flag of the crossing edge
24105 when fixing fallthru edges.
24107 2008-02-27 Richard Guenther <rguenther@suse.de>
24109 PR middle-end/35390
24110 * fold-const.c (fold_unary): Return the correct argument,
24111 converted to the result type.
24113 2008-02-27 Richard Guenther <rguenther@suse.de>
24115 PR middle-end/34971
24116 * expr.c (expand_expr_real_1): Assert on rotates that operate
24118 * fold-const.c (fold_binary): Use the types precision, not the
24119 bitsize of the mode if folding rotate expressions. Build rotates
24120 only for full modes.
24122 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24124 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24125 and CPP_PRAGMA_EOL.
24126 * c-pragma.c (pragma_ns_name): New typedef.
24127 (registered_pp_pragmas): New variable.
24128 (c_pp_lookup_pragma): New function.
24129 (c_register_pragma_1): If flag_preprocess_only, do nothing
24130 for non-expanded pragmas, for expanded ones push pragma's
24131 namespace and name into registered_pp_pragmas vector.
24132 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24133 flag_preprocess_only, don't register GCC pch_preprocess
24134 pragma if flag_preprocess_only.
24135 * c-opts.c (c_common_init): Call init_pragma even if
24136 flag_preprocess_only.
24137 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24138 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24139 cpp_register_pragma if flag_preprocess_only.
24141 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24144 * c-parser.c (c_parser_translation_unit): Warn for empty
24145 translation unit, not empty source file.
24147 2008-02-26 Paul Brook <paul@codesourcery.com>
24149 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24150 operand for Thumb-2.
24151 * config/arm/arm.h (reg_class): Add CORE_REGS.
24152 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24153 (BASE_REG_CLASS): Use CORE_REGS.
24154 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24155 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24156 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24157 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24158 ARM_REGNO_OK_FOR_INDEX_P.
24159 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24160 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24161 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24162 (ldm/stm peepholes): Ditto.
24163 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24164 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24165 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24166 * config/arm/constraints.md: Enable "k" constraint on ARM.
24168 2008-02-27 Ben Elliston <bje@au.ibm.com>
24170 * config/rs6000/rs6000.c: Annotate cache line size field in all
24171 instances of struct processor_costs.
24173 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24175 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24176 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24177 jump_bypass): New counters.
24178 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24179 * dce.c (gate_ud_dce): Same.
24180 (gate_fast_dce): Same.
24181 * dse.c (gate_dse1): New function.
24182 (gate_dse2): New function.
24183 (gate_dse): Merge results of new gate functions.
24184 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24185 (gate_handle_jump_bypass): Add dbg_cnt.
24186 (gate_handle_gcse): Add dbg_cnt.
24187 * ifcvt.c (gate_handle_if_conversion): Same.
24188 (gate_handle_if_after_combine): Same.
24189 (gate_handle_if_after_reload): Same.
24190 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24192 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24194 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24196 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24198 2008-02-26 Jason Merrill <jason@redhat.com>
24201 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24202 alone if it's the naming decl for the type's main variant.
24204 2008-02-26 Tom Tromey <tromey@redhat.com>
24206 * system.h (USE_MAPPED_LOCATION): Poison.
24207 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24208 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24209 (make_goto_expr_edges): Likewise.
24210 (remove_bb): Likewise.
24211 (execute_warn_function_return): Likewise.
24212 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24214 * c-common.c (fname_decl): Remove old location code.
24215 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24217 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24219 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24220 (gen_rtx_ASM_INPUT): Likewise.
24221 (gen_rtx_ASM_INPUT_loc): Likewise.
24222 (get_rtx_asm_OPERANDS): Remove.
24223 * cfglayout.c (insn_locators_alloc): Remove old location code.
24224 (set_curr_insn_source_location): Likewise.
24225 (curr_insn_locator): Likewise.
24226 * print-tree.c (print_node): Remove old location code.
24227 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24228 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24229 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24230 location_from_locus.
24231 (construct_exit_block): Remove old location code.
24232 * emit-rtl.c (force_next_line_note): Remove old location code.
24233 * profile.c (branch_prob): Remove old location code.
24234 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24235 LOC_LINE): Remove old-location variants.
24236 * langhooks.c (lhd_print_error_function): Remove old location
24238 * configure, config.in: Rebuilt.
24239 * configure.ac (--enable-mapped-location): Remove.
24240 * c-decl.c (c_init_decl_processing): Remove old location code.
24241 (finish_function): Likewise.
24242 * recog.c (decode_asm_operands): Remove old location code.
24243 * c-pch.c (c_common_read_pch): Remove old location code.
24244 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24246 * gimple-low.c (lower_function_body): Remove old location code.
24247 * toplev.c (unknown_location): Remove.
24248 (push_srcloc): Remove old-location variant.
24249 (process_options): Remove old location code.
24250 (lang_dependent_init): Likewise.
24251 * input.h (UNKNOWN_LOCATION): Move definition.
24252 (location_t): Undeprecate.
24253 (source_locus): Remove.
24254 (location_from_locus): Remove.
24255 (struct location_s): Remove.
24256 Remove all old-location code.
24257 (input_line, input_filename): Remove.
24258 * final.c (final_scan_insn): Remove old location code.
24259 * diagnostic.c (diagnostic_build_prefix): Remove
24260 USE_MAPPED_LOCATION test.
24261 * tree.h (gimple_stmt) <locus>: Now a location_t.
24262 (tree_exp) <locus>: Likewise.
24263 (DECL_IS_BUILTIN): Remove old-location variant.
24264 (annotate_with_file_line, annotate_with_locus): Likewise.
24265 (expr_locus, set_expr_locus): Update.
24266 * tree.c (build1_stat): Remove old location code.
24267 (last_annotated_node): Remove.
24268 (annotate_with_file_line): Remove old-location variant.
24269 (annotate_with_locus): Likewise.
24270 (expr_location): Remove old location code.
24271 (set_expr_location): Likewise.
24272 (expr_has_location): Likewise.
24273 (expr_locus): Likewise.
24274 (set_expr_locus): Likewise.
24275 (expr_filename): Don't use location_from_locus.
24276 (expr_lineno): Likewise.
24277 * rtl-error.c (location_for_asm): Remove old location code.
24278 * c-lex.c (cb_line_change): Remove old location code.
24279 (fe_file_change): Likewise.
24280 (cb_def_pragma): Likewise.
24281 (c_lex_with_flags): Likewise.
24282 * gengtype.c (do_typedef): Don't special-case location types.
24283 (define_location_structures): Remove.
24284 (main): Don't call define_location_structures.
24285 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24288 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24291 * builtins.def (BUILT_IN_STDARG_START): Remove.
24292 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24293 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24294 * tree-inline.c (inline_forbidden_p_1): Likewise.
24296 2008-02-26 Richard Guenther <rguenther@suse.de>
24298 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24299 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24300 (lookup_decl_from_uid): Declare.
24301 (remove_decl_from_map): Likewise.
24302 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24303 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24304 (decl_for_uid_map): New global hashtable mapping DECL_UID
24306 (init_ttree): Allocate it.
24307 (insert_decl_to_uid_decl_map): New helper function.
24308 (make_node_stat): Insert new decls into the map.
24309 (copy_node_stat): Likewise.
24310 (lookup_decl_from_uid): New function.
24311 (remove_decl_from_map): Likewise.
24312 (print_decl_for_uid_map_statistics): New helper.
24313 (dump_tree_statistics): Call it.
24315 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24316 (referenced_var_iterator): Adjust.
24317 (FOR_EACH_REFERENCED_VAR): Adjust.
24318 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24319 (num_referenced_vars): Adjust.
24320 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24321 (first_referenced_var): Remove.
24322 (end_referenced_vars_p): Likewise.
24323 (next_referenced_var): Likewise.
24324 (referenced_var_iterator_set): New helper function.
24325 * tree-dfa.c (referenced_var_lookup): Adjust.
24326 (referenced_var_check_and_insert): Likewise.
24327 (remove_referenced_var): Likewise.
24328 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24329 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24330 (verify_call_clobbering): Likewise.
24331 (verify_memory_partitions): Likewise.
24332 (init_tree_ssa): Allocate bitmap instead of hashtable for
24334 (delete_tree_ssa): Adjust.
24335 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24336 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24337 (compute_tag_properties): Likewise.
24338 (set_initial_properties): Likewise.
24339 (find_partition_for): Likewise.
24340 (update_reference_counts): Likewise.
24341 (dump_may_aliases_for): Likewise.
24342 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24343 (add_call_clobber_ops): Likewise.
24344 (add_call_read_ops): Likewise.
24345 (get_asm_expr_operands): Likewise.
24346 * tree-into-ssa.c (dump_decl_set): Likewise.
24347 (update_ssa): Likewise.
24348 * tree-sra.c (scan_function): Likewise.
24349 (decide_instantiations): Likewise.
24350 (scalarize_parms): Likewise.
24351 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24352 (dsa_named_for): Likewise.
24353 * tree-ssa-structalias.c (update_alias_info): Likewise.
24354 (merge_smts_into): Likewise.
24356 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24359 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24360 * c-opts.c (c_common_handle_option): Wall enables
24361 Wvolatile-register-var.
24362 * common.opt: Move Wvolatile-register-var to...
24365 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24367 * common.opt (Wlarger-than=): New.
24368 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24370 * opts.c (common_handle_option): Handle -Wlarger-than=.
24371 * optc-gen.awk: Likewise.
24372 * opth-gen.awk: Likewise.
24373 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24374 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24376 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24378 * c-common.c (match_case_to_enum_1): Add appropriate
24379 OPT_W* parameter to warning.
24380 (c_do_switch_warnings): Likewise.
24381 * c-typeck.c (warning_init): Add one more parameter following
24382 'warning' function.
24383 (push_init_level): Update call to warning_init.
24384 (pop_init_level): Likewise.
24385 (add_pending_init): Likewise.
24386 (output_init_element: Likewise.
24388 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24391 * toplev.c (toplev_main): If there are warnings or error, print
24392 errors for ignored options.
24393 * opts.c (ignored_options): New static variable.
24394 (postpone_unknown_option_error): New.
24395 (print_ignored_options): New.
24396 (handle_option): Postpone errors for unknown -Wno-* options.
24397 * opts.h (print_ignored_options): Declare.
24399 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24401 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24404 2008-02-25 Richard Guenther <rguenther@suse.de>
24407 2008-02-25 Richard Guenther <rguenther@suse.de>
24409 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24410 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24411 (lookup_decl_from_uid): Declare.
24412 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24413 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24414 (decl_for_uid_map): New global hashtable mapping DECL_UID
24416 (init_ttree): Allocate it.
24417 (insert_decl_to_uid_decl_map): New helper function.
24418 (make_node_stat): Insert new decls into the map.
24419 (copy_node_stat): Likewise.
24420 (lookup_decl_from_uid): New function.
24421 (print_decl_for_uid_map_statistics): New helper.
24422 (dump_tree_statistics): Call it.
24424 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24425 (referenced_var_iterator): Adjust.
24426 (FOR_EACH_REFERENCED_VAR): Adjust.
24427 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24428 (num_referenced_vars): Adjust.
24429 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24430 (first_referenced_var): Remove.
24431 (end_referenced_vars_p): Likewise.
24432 (next_referenced_var): Likewise.
24433 (referenced_var_iterator_set): New helper function.
24434 * tree-dfa.c (referenced_var_lookup): Adjust.
24435 (referenced_var_check_and_insert): Likewise.
24436 (remove_referenced_var): Likewise.
24437 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24438 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24439 (verify_call_clobbering): Likewise.
24440 (verify_memory_partitions): Likewise.
24441 (init_tree_ssa): Allocate bitmap instead of hashtable for
24443 (delete_tree_ssa): Adjust.
24444 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24445 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24446 (compute_tag_properties): Likewise.
24447 (set_initial_properties): Likewise.
24448 (find_partition_for): Likewise.
24449 (update_reference_counts): Likewise.
24450 (dump_may_aliases_for): Likewise.
24451 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24452 (add_call_clobber_ops): Likewise.
24453 (add_call_read_ops): Likewise.
24454 (get_asm_expr_operands): Likewise.
24455 * tree-into-ssa.c (dump_decl_set): Likewise.
24456 (update_ssa): Likewise.
24457 * tree-sra.c (scan_function): Likewise.
24458 (decide_instantiations): Likewise.
24459 (scalarize_parms): Likewise.
24460 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24461 (dsa_named_for): Likewise.
24462 * tree-ssa-structalias.c (update_alias_info): Likewise.
24463 (merge_smts_into): Likewise.
24465 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24468 * doc/invoke.texi (-fcx-limited-range): Document new option.
24469 * toplev.c (process_options): Handle -fcx-fortran-rules.
24470 * common.opt: Add documentation for -fcx-fortran-rules.
24472 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24475 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24476 actual behaviour and C99.
24478 2008-02-26 Ben Elliston <bje@au.ibm.com>
24480 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24481 (ASM_CPU_POWER6_SPEC): Likewise.
24482 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24483 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24484 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24486 2008-02-25 Richard Guenther <rguenther@suse.de>
24488 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24489 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24490 (lookup_decl_from_uid): Declare.
24491 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24492 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24493 (decl_for_uid_map): New global hashtable mapping DECL_UID
24495 (init_ttree): Allocate it.
24496 (insert_decl_to_uid_decl_map): New helper function.
24497 (make_node_stat): Insert new decls into the map.
24498 (copy_node_stat): Likewise.
24499 (lookup_decl_from_uid): New function.
24500 (print_decl_for_uid_map_statistics): New helper.
24501 (dump_tree_statistics): Call it.
24503 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24504 (referenced_var_iterator): Adjust.
24505 (FOR_EACH_REFERENCED_VAR): Adjust.
24506 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24507 (num_referenced_vars): Adjust.
24508 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24509 (first_referenced_var): Remove.
24510 (end_referenced_vars_p): Likewise.
24511 (next_referenced_var): Likewise.
24512 (referenced_var_iterator_set): New helper function.
24513 * tree-dfa.c (referenced_var_lookup): Adjust.
24514 (referenced_var_check_and_insert): Likewise.
24515 (remove_referenced_var): Likewise.
24516 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24517 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24518 (verify_call_clobbering): Likewise.
24519 (verify_memory_partitions): Likewise.
24520 (init_tree_ssa): Allocate bitmap instead of hashtable for
24522 (delete_tree_ssa): Adjust.
24523 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24524 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24525 (compute_tag_properties): Likewise.
24526 (set_initial_properties): Likewise.
24527 (find_partition_for): Likewise.
24528 (update_reference_counts): Likewise.
24529 (dump_may_aliases_for): Likewise.
24530 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24531 (add_call_clobber_ops): Likewise.
24532 (add_call_read_ops): Likewise.
24533 (get_asm_expr_operands): Likewise.
24534 * tree-into-ssa.c (dump_decl_set): Likewise.
24535 (update_ssa): Likewise.
24536 * tree-sra.c (scan_function): Likewise.
24537 (decide_instantiations): Likewise.
24538 (scalarize_parms): Likewise.
24539 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24540 (dsa_named_for): Likewise.
24541 * tree-ssa-structalias.c (update_alias_info): Likewise.
24542 (merge_smts_into): Likewise.
24544 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24547 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24548 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24549 * alias.h (nonoverlapping_memrefs_p): Likewise.
24551 2008-02-25 Jan Beulich <jbeulich@novell.com>
24553 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24554 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24555 __emultls_get_address, __emultls_register_common,
24556 __floatundi?f, and _Unwind_GetIPInfo.
24557 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24558 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24559 (gen_regparm_prefix): Likewise.
24560 (i386_nlm_encode_section_info): Sync with
24561 config/i386/winnt.c:i386_pe_encode_section_info().
24562 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24563 i386_nlm_mangle_decl_assembler_name): New.
24564 (netware_override_options): New.
24565 * config/i386/netware.h (netware_override_options): Declare.
24566 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24567 (i386_nlm_mangle_decl_assembler_name): Declare.
24568 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24570 2008-02-25 Ben Elliston <bje@au.ibm.com>
24573 * c-decl.c (grokdeclarator): Remove unused local variables
24574 `typedef_type' and `type_as_written'.
24576 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24577 unused local variable `has_hot_blocks'.
24578 (fix_crossing_conditional_branches): Remove unused local variable
24581 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24583 PR middle-end/19984
24584 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24585 using DEF_C99_BUILTIN.
24586 (BUILT_IN_NANF): Ditto.
24587 (BUILT_IN_NANL): Ditto.
24589 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24590 Revital Eres <eres@il.ibm.com>
24592 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24593 regarding the order of two dependent insns in the same row.
24595 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24597 * stor-layout.c (layout_decl): Do not bump the alignment of a
24598 bit-field to more than byte alignment if it is packed.
24600 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24602 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24605 2008-02-24 Diego Novillo <dnovillo@google.com>
24607 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24610 * tree-vrp.c (vrp_evaluate_conditional): With
24611 -Wtype-limits, emit a warning when comparing against a
24612 constant outside the natural range of OP0's type.
24613 * c.opt (Wtype-limits): Move ...
24614 * common.opt (Wtype-limits): ... here.
24616 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24618 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24619 * config/rs6000/e300c2c3.md: New file.
24620 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24622 (rs6000_override_options): Add e300c2 and e300c3 cases to
24623 processor_target_table. Do not allow usage of Altivec or Spe
24624 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24625 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24626 * config/rs6000/rs6000.h (processor_type): Add
24627 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24628 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24629 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24630 and ppce300c3. Include e300c2c3.md.
24632 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24634 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24635 instead of TARGET_STRICT_ALIGN.
24637 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24639 * explow.c (memory_address): Assert that the generated address is
24642 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24645 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24646 * config/darwin-ppc-ldouble-patch.def: New file.
24647 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24648 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24649 SUBTARGET_INIT_BUILTINS if defined.
24650 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24653 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24656 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24657 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24659 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24662 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24663 file" warning condtional on -Winvalid-PCH.
24665 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24667 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24669 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24673 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24674 prevent reload from using MMX registers.
24675 (*mov<mode>_internal): Ditto.
24676 (*movv2sf_internal_rex64): Ditto.
24677 (*movv2sf_internal): Ditto.
24679 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24681 PR documentation/31569
24682 * doc/install.texi2html: Use makeinfo --no-number-sections.
24684 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24686 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24687 ensure that we can address an entire entity > 8 bytes. Don't
24688 generate reg+reg addressing for such data.
24690 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24692 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24693 strings when optimizing for size, unless the target cares about
24696 2008-02-22 Tom Tromey <tromey@redhat.com>
24698 * regclass.c (current_pass): Remove declaration.
24700 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24702 * config/avr/libgcc.S (__RAMPZ__): Define.
24703 (__do_copy_data): Add for devices with 128KB code memory.
24705 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24707 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24709 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24711 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24713 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24716 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24719 * c-typeck.c (build_binary_op): Warn about floating point
24720 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24722 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24725 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24726 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24728 (rs6000_override_options): Set altivec_abi as default, not override,
24729 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24730 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24731 is used; use new member spe_abi.
24732 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24733 spe_abi and altivec_abi.
24735 2008-02-22 Tomas Bily <tbily@suse.cz>
24737 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24739 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24742 * config.build (build_file_translate): Set to `CMD //c' only if
24744 * Makefile.in (build_file_translate): Improve comment.
24746 2008-02-21 Jan Hubicka <jh@suse.cz>
24748 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24749 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24750 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24752 2008-02-21 Michael Matz <matz@suse.de>
24755 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24757 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24759 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24760 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24761 as insn constraint.
24762 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24763 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24764 SSE_VEC_FLOAT_MODE_P as insn constraint.
24765 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24766 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24767 sse4a_movntdf using MODEF mode iterator.
24768 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24769 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24770 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24771 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24772 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24773 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24774 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24776 2008-02-21 Richard Guenther <rguenther@suse.de>
24778 * tree.def (PAREN_EXPR): New tree code.
24779 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24781 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24782 * expr.c (expand_expr_real_1): Likewise.
24783 * tree-inline.c (estimate_num_insns_1): Likewise.
24784 * tree-complex.c (expand_complex_move): Likewise.
24785 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24788 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24791 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24793 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24796 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24798 * config/sh/sh.c (find_barrier): Don't go past
24799 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24801 2008-02-20 DJ Delorie <dj@redhat.com>
24803 * config/h8300/h8300.md (insv): Force source operand to be a register.
24805 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24806 as a jump, not as a plain insn.
24808 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24810 * doc/invoke.texi (Warning Options): Add new option
24811 -Wframe-larger-than=.
24812 (-Wframe-larger-than): Document.
24814 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24815 Add declarations for new option variables.
24817 * final.c (final_start_function): Check the frame size
24818 before emission and issue a Wframe-larger-than warning.
24820 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24821 Add definitions for new option variables.
24822 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24824 * common.opt (Wframe-larger-than=): New option.
24826 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24828 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24829 (<sse>_div<mode>3): Ditto.
24830 (<sse>_vmdiv<mode>3): Ditto.
24831 (<sse>_vmsqrt<mode>2): Ditto.
24832 (*smax<mode>3): Ditto.
24833 (sse5_frcz<mode>2): Ditto.
24834 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24835 as insn constraint.
24837 2008-02-20 Richard Guenther <rguenther@suse.de>
24839 PR middle-end/35265
24840 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24841 be happy with INTEGRAL_TYPE_P.
24843 2008-02-20 Richard Guenther <rguenther@suse.de>
24845 * fold-const.c (split_tree): Associate floatig-point expressions
24846 if flag_associative_math is set.
24848 2008-02-20 Richard Guenther <rguenther@suse.de>
24850 * tree.h (fold_real_zero_addition_p): Declare.
24851 * fold-const.c (fold_real_zero_addition_p): Export.
24852 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24853 floating-point operations with zero and one.
24855 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24857 * doc/install.texi: Correct references to CFLAGS, replacing them
24858 with BOOT_CFLAGS. Document flags used during bootstrap for
24861 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24863 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24864 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24865 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24867 (smin<mode>3): Ditto from similar patterns.
24868 (smax<mode>3): Ditto.
24869 (*ieee_smin<mode>3): Ditto.
24870 (*ieee_smax<mode>3): Ditto.
24871 * config/i386/sse.md (sse): New mode attribute.
24872 (mov<mode>): Macroize expander from movv4sf and movv2df using
24873 SSEMODEF2P mode iterator.
24874 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24875 SSE_VEC_FLOAT_MODE_P as insn constraint.
24876 (storent<mode>): Ditto.
24877 (storent<mode>): Macroize expander from storentsf and storentdf using
24878 MODEF mode iterator.
24879 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24880 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24881 (abs<mode>2): Ditto from similar patterns.
24882 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24883 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24884 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24885 (<sse>_vmsqrt<mode>2): Ditto.
24886 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24887 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24888 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24889 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24890 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24891 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24892 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24894 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24895 iterator and SSE_FLOAT_MODE_P as insn constraint.
24896 (<sse>_ucomi): Ditto from similar patterns.
24897 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24898 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24899 SSE_VEC_FLOAT_MODE_P as insn constraint.
24900 (vcond<mode>): Ditto from similar patterns.
24901 (and<mode>3, *and<mode>3): Ditto.
24902 (<sse>_nand<mode>3): Ditto.
24903 (ior<mode>3, *ior<mode>3): Ditto.
24904 (xor<mode>3, *xor<mode>3): Ditto.
24905 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24906 iterator and SSE_FLOAT_MODE_P as insn constraint.
24907 (*nand<mode>3): Ditto from similar patterns.
24908 (*ior<mode>3): Ditto.
24909 (*xor<mode>3): Ditto.
24911 2008-02-20 Ira Rosen <irar@il.ibm.com>
24913 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24914 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24915 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24917 2008-02-19 Jan Hubicka <jh@suse.cz>
24919 * predict.c (tree_bb_level_predictions): Remove variable next
24920 mistakely introduced by previous commit.
24922 2008-02-19 Jan Hubicka <jh@suse.cz>
24924 * predict.c (predict_paths_leading_to): Rewrite.
24925 (predict_paths_for_bb): New.
24926 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24928 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24931 * Makefile.in (build_file_translate): New.
24932 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24933 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24934 * configure.ac (build_file_translate): Substitute it.
24935 * configure: Regenerate.
24937 2008-02-19 Jan Hubicka <jh@suse.cz>
24939 PR rtl-optimization/34408
24940 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24943 2008-02-19 Jan Hubicka <jh@suse.cz>
24945 PR middle-end/28779
24946 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24949 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24952 * config/i386/i386-modes.def: Revert the last DI alignment
24953 change until Ada people can look into it.
24955 2008-02-19 Nick Clifton <nickc@redhat.com>
24957 * opts.c (print_specific_help): Fix typo in --help text.
24959 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24962 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24963 32-bit inline asm without asm alternatives for host GCC < 3.0.
24965 2008-02-19 Richard Guenther <rguenther@suse.de>
24967 PR tree-optimization/34989
24968 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24969 Allow propagation to INDIRECT_REF if we can simplify only.
24971 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24973 * c-common.c (warn_for_collisions_1): Use appropriate option when
24976 2008-02-19 Nick Clifton <nickc@redhat.com>
24979 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24980 (handle_options): Fix indentation.
24981 (print_filtered_help): If no language-specific options were
24982 displayed tell the user how to list all the options supported by
24983 the language's front-end.
24984 (print_specific_help): Fix indentation and remove duplicate line.
24985 (common_handle_option): Handle the -v option.
24986 For --help enable the display of undocumented options if the -v
24987 switch has been included on the command line.
24988 For --help= check for overlaps in the arguments between the option
24989 classes and the language names and issue a warning when they
24990 cannot be disambiguated.
24991 * c.opt (v): Pass on to the common option handler.
24993 2008-02-19 Revital Eres <eres@il.ibm.com>
24995 * modulo-sched.c (sms_schedule): Change dump message when
24996 create_ddg function fails.
24997 (try_scheduling_node_in_cycle): Rename row to cycle.
24998 (print_partial_schedule): Rename CYCLE to ROW.
25000 2008-02-19 Christian Bruel <christian.bruel@st.com>
25001 Zdenek Dvorak <ook@ucw.cz>
25003 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25005 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25008 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25009 (*x86_movdicc_0_m1_se): Ditto.
25011 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25013 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25014 (CMPtype): Define as __gcc_CMPtype.
25015 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25016 (CMPtype): Define as __gcc_CMPtype.
25018 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25020 Support valgrind 3.3 for --enable-checking=valgrind.
25021 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25023 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25024 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25025 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25026 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25027 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25028 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25029 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25031 * ggc-zone.c: Similar.
25032 * ggc-page.c: Similar.
25034 2008-02-19 Paul Brook <paul@codesourcery.com>
25037 * config/arm/ieee754-df.S: Fix do_it typo.
25038 * config/arm/ieee754-sf.S: Fix do_it typo.
25040 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25043 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25044 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25045 (OPTION_MASK_ISA_SSE_SET): Likewise.
25046 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25047 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25048 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25049 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25050 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25051 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25052 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25053 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25054 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25055 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25056 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25057 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25058 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25059 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25060 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25061 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25062 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25063 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25064 (OPTION_MASK_ISA_SSE4): Removed.
25065 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25066 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25067 (override_options): Don't turn on implied SSE/MMX bits in
25070 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25072 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25075 2008-02-18 Joey Ye <joey.ye@intel.com>
25077 PR middle-end/34921
25078 * tree-nested.c (insert_field_into_struct): Set type alignment
25079 to field alignment if the former is less than the latter.
25081 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25083 * BASE-VER: Set to 4.4.0.
25085 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25087 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25088 * doc/cfg.texi: Likewise.
25089 * doc/extend.texi: Likewise.
25090 * doc/gty.texi: Likewise.
25091 * doc/invoke.texi: Likewise.
25092 * doc/loop.texi: Likewise.
25093 * doc/md.texi: Likewise.
25094 * doc/passes.texi: Likewise.
25095 * doc/rtl.texi: Likewise.
25096 * doc/sourcebuild.texi: Likewise.
25097 * doc/tm.texi: Likewise.
25098 * doc/tree-ssa.texi: Likewise.
25100 2008-02-17 Richard Guenther <rguenther@suse.de>
25102 PR middle-end/35227
25103 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25104 without default definition.
25106 2008-02-17 Richard Guenther <rguenther@suse.de>
25108 PR tree-optimization/35231
25109 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25112 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25115 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25116 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25117 libgcc_cmp_return mode.
25119 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25122 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25124 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25126 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25129 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25131 * doc/c-tree.texi: Use `@.' where appropriate.
25132 * doc/extend.texi: Likewise.
25133 * doc/install.texi: Likewise.
25134 * doc/invoke.texi: Likewise.
25135 * doc/loop.texi: Likewise.
25136 * doc/makefile.texi: Likewise.
25137 * doc/md.texi: Likewise.
25138 * doc/passes.texi: Likewise.
25139 * doc/standards.texi: Likewise.
25140 * doc/tm.texi: Likewise.
25142 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25144 PR middle-end/35196
25145 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25147 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25148 rather than in entry_bb.
25150 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25152 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25153 libgcc_cmp_return mode.
25155 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25157 PR middle-end/35130
25158 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25159 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25161 2008-02-15 Richard Guenther <rguenther@suse.de>
25162 Zdenek Dvorak <ook@ucw.cz>
25164 PR tree-optimization/35164
25165 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25166 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25167 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25168 Only propagate addresses which do not have abnormal SSA_NAMEs
25171 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25174 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25176 2008-02-15 Jan Hubicka <jh@suse.cz>
25178 PR middle-end/35149
25179 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25181 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25183 PR middle-end/34621
25184 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25185 when calculating alignment_pad.
25187 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25189 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25190 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25191 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25192 and STACK_BOUNDARY define.
25194 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25196 PR preprocessor/35061
25197 * c-pragma.c (handle_pragma_pop_macro): Check that
25198 pushed_macro_table has been allocated.
25200 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25202 PR middle-end/35136
25203 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25204 (force_gimple_operand): Likewise.
25205 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25206 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25207 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25208 (find_interesting_uses_address): Check addressability and alignment
25209 of the base expression only after substituting bases of IVs into it.
25211 2008-02-14 Michael Matz <matz@suse.de>
25214 * function.c (instantiate_virtual_regs_in_insn): Reload address
25215 before falling back to reloading the whole operand.
25217 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25219 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25220 before the first section switch note.
25222 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25224 * doc/bugreport.texi: Update copyright years.
25225 * doc/c-tree.texi: Likewise.
25226 * doc/cfg.texi: Likewise.
25227 * doc/cpp.texi: Likewise.
25228 * doc/cppinternals.texi: Likewise.
25229 * doc/fragments.texi: Likewise.
25230 * doc/frontends.texi: Likewise.
25231 * doc/gcc.texi: Likewise.
25232 * doc/gty.texi: Likewise.
25233 * doc/hostconfig.texi: Likewise.
25234 * doc/implement-c.texi: Likewise.
25235 * doc/libgcc.texi: Likewise.
25236 * doc/loop.texi: Likewise.
25237 * doc/makefile.texi: Likewise.
25238 * doc/options.texi: Likewise.
25239 * doc/passes.texi: Likewise.
25240 * doc/rtl.texi: Likewise.
25241 * doc/sourcebuild.texi: Likewise.
25242 * doc/standards.texi: Likewise.
25243 * doc/tree-ssa.texi: Likewise.
25244 * doc/trouble.texi: Likewise.
25246 * doc/extend.texi: Use @: or add comma where appropriate.
25247 * doc/invoke.texi: Likewise.
25248 * doc/tm.texi: Likewise.
25250 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25253 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25256 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25258 * doc/md.texi (clz, ctz): Add reference.
25259 * doc/rtl.texi (clz, ctz): Likewise.
25261 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25264 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25267 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25269 * config/s390/s390.c (struct constant_pool): New field
25270 emit_pool_after added.
25271 (s390_mainpool_start): Set the emit_pool_after flag according
25272 to the section switch notes.
25273 (s390_mainpool_finish): Consider emit_pool_after when emitting
25274 the literal pool at the end of the function.
25275 (s390_chunkify_start): Force literal pool splits at section
25278 2008-02-13 Michael Matz <matz@suse.de>
25281 * var-tracking.c (clobber_variable_part): Correctly traverse the
25284 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25287 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25288 Add -fdump-ipa-inline.
25289 * tree-dump.c (dump_files): Remove tree-inlined dump.
25290 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25292 2008-02-12 Richard Guenther <rguenther@suse.de>
25294 PR tree-optimization/35171
25295 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25298 2008-02-12 Richard Guenther <rguenther@suse.de>
25300 PR middle-end/35163
25301 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25302 value-preserving mode. Disallow final truncation.
25304 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25306 PR middle-end/35136
25307 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25308 code from here to...
25309 (force_gimple_operand): ...here.
25311 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25314 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25315 non-compatible pointers.
25316 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25317 different FIELD_DECLs, try harder by comparing field offsets, sizes
25320 PR inline-asm/35160
25321 * function.c (match_asm_constraints_1): Don't replace the same input
25324 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25326 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25327 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25328 (expand_epilogue): Restore RAMPZ register.
25329 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25331 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25333 * config/i386/cygwin.asm: (__alloca): Correct calling
25334 convention and alignment.
25335 (__chkstk): Force 8 byte stack alignment.
25337 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25338 Richard Guenther <rguenther@suse.de>
25340 PR tree-optimization/33992
25341 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25342 the zero we compare against.
25344 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25346 PR libfortran/35063
25347 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25348 to CloseHandle after unlocking to prevent accumulation of handle
25351 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25353 PR middle_end/34150
25354 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25355 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25356 and update LABEL_NUSES during and after reload.
25358 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25360 PR middle-end/34627
25361 * combine.c (simplify_if_then_else): Make sure the comparison is
25362 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25364 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25367 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25368 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25369 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25370 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25371 * tree.h (get_type_static_bounds): Likewise.
25373 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25375 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25376 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25377 Make -Wfoo language annotations match what the compiler outputs.
25379 2008-02-08 Sa Liu <saliu@de.ibm.com>
25381 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25382 intrinsics spu_convts, spu_convtu, spu_convtf.
25384 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25386 * doc/extend.texi (Function Attributes) <noinline>: Mention
25387 asm ("") as method to keep calls.
25389 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25392 * doc/options.texi (Options): Replace references to opts.sh with
25394 * opts-common.c: Likewise.
25395 * optc-gen.awk: Likewise.
25397 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25399 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25401 2008-02-07 Richard Henderson <rth@redhat.com>
25404 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25405 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25408 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25410 PR tree-optimization/35085
25411 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25412 for operand entry oe2 in addition to operand entry oe3 in order to
25413 expose more opportunities for vectorizer sum reduction.
25415 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25418 * Makefile.in (LIBS): Remove $(GMPLIBS).
25419 (cc1-dummy, cc1): Add $(GMPLIBS).
25421 2008-02-06 Jan Hubicka <jh@suse.cz>
25424 * i386.md (moddf_integer): Do not produce partial memory stalls for
25425 targets where it hurts.
25427 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25430 * optabs.c (expand_float): Do not check for decimal modes when
25431 expanding unsigned integer through signed conversion.
25433 2008-02-06 Nick Clifton <nickc@redhat.com>
25435 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25436 inside the clobber with a match_operand and duplicated operand
25437 number in the constraint.
25438 (ineqbranchsi): Delete redundant comment.
25440 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25442 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25443 builtin_define ("__USE_INIT_FINI__").
25444 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25446 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25448 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25450 PR documentation/30330
25451 * doc/invoke.texi (C++ Dialect Options)
25452 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25453 For each warning option -Wfoo that allows -Wno-foo, ensure both
25454 -Wfoo and -Wno-foo are listed in the option index. Fix index
25455 entry of -Wswitch-default, index -Wnormalized= including the
25456 `=', and -Wlarger-than-@var{len} including @var{len}.
25458 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25460 * config/i386/i386.md (floatunssisf2): Use
25461 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25462 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25463 Macroize expander using MODEF mode iterator.
25465 2008-02-05 Diego Novillo <dnovillo@google.com>
25467 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25470 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25472 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25475 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25477 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25480 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25481 to indicate if a message should be generated.
25482 (init_cumulative_args): Updated.
25483 (function_value_32): Likewise.
25485 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25487 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25489 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25492 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25493 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25495 2008-02-04 Diego Novillo <dnovillo@google.com>
25497 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25500 * tree-vrp.c (vrp_evaluate_conditional): With
25501 -Wtype-limits, emit a warning when comparing against a
25502 constant outside the natural range of OP0's type.
25504 2008-02-04 Richard Guenther <rguenther@suse.de>
25506 PR middle-end/33631
25507 * expr.c (count_type_elements): Give for unions instead of
25510 2008-02-04 Richard Guenther <rguenther@suse.de>
25512 PR middle-end/35043
25513 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25514 to TYPE_DOMAINs base type instead of using bitsizetype here.
25516 2008-02-03 Jason Merrill <jason@redhat.com>
25518 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25520 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25523 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25524 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25525 (RS/6000 and PowerPC Options): Fix typos and markup.
25526 * doc/passes.texi (Tree-SSA passes): Likewise.
25528 2008-02-02 Michael Matz <matz@suse.de>
25531 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25532 from record_last_reg_set_info.
25533 (record_last_reg_set_info): Take an RTX argument, iterate over all
25534 constituent hardregs.
25535 (record_last_set_info, record_opr_changes): Change calls to
25536 new signature or to record_last_reg_set_info_regno.
25538 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25540 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25542 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25544 PR rtl-optimization/34773
25545 * reg-notes.def (EQUAL): Mention significance of combination of
25546 REG_EQUAL and REG_RETVAL.
25547 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25548 insn that has a REG_RETVAL.
25550 2008-02-01 Roger Sayle <roger@eyesopen.com>
25553 * configure.ac (--enable-fixed-point): Disable unless explicitly
25555 * configure: Regenerate.
25557 2008-02-01 Richard Guenther <rguenther@suse.de>
25560 * invoke.texi (-finline-limit): Remove no longer true parts
25561 of the documentation. Note that there is no default value.
25563 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25564 Mark Mitchell <mark@codesourcery.com>
25565 Ben Elliston <bje@au.ibm.com>
25568 * doc/extend.texi (Other Builtins): Document.
25570 2008-01-31 Tom Browder <tom.browder@gmail.com>
25572 * doc/c-tree.texi (Types): Fix grammar.
25573 (Expression trees): Ditto.
25574 * doc/passes.texi (Tree-SSA passes): Ditto.
25576 * doc/configterms.texi (Configure Terms): Fix typo.
25577 * doc/cpp.texi (Common Predefined Macros): Ditto.
25578 * doc/md.texi (Machine Constraints): Ditto.
25580 * doc/makefile.texi (Makefile): Add comma.
25582 2008-01-31 Tom Browder <tom.browder@gmail.com>
25583 Gerald Pfeifer <gerald@pfeifer.com>
25585 * doc/sourcebuild.texi (Front End): Remove references to CVS
25586 and CVSROOT/modules.
25587 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25588 (Back End): Remove reference to CVS.
25590 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25593 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25595 (mips16_gp_pseudo_reg): ...here.
25596 * config/mips/mips.md (load_const_gp): Replace with...
25597 (load_const_gp_<mode>): ...this :P-based insn.
25599 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25601 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25602 options. Minor fixes.
25603 (-std): Move reference to standards closer to where language
25604 standards are first mentioned.
25606 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25608 PR rtl-optimization/34995
25609 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25610 parameter and return a bool. If the rtx parameter is nonnull,
25611 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25612 (find_reloads): Update call accordingly. Pass the new operand
25613 if it needed no address reloads, otherwise pass null.
25615 2008-01-30 Richard Henderson <rth@redhat.com>
25618 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25619 for unbounded arrays.
25621 2008-01-30 Silvius Rus <rus@google.com>
25623 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25625 2008-01-30 Jan Hubicka <jh@suse.cz>
25628 * i386.c (init_cumulative_args): Use real function declaration when
25631 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25633 PR rtl-optimization/34998
25634 * global.c (build_insn_chain): Treat non-subreg_lowpart
25635 SUBREGs of pseudos as clobbering all the words covered by the
25636 SUBREG, not just all the bytes.
25637 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25638 original df_ref rather than an extract parameter.
25639 (global_conflicts): Update call accordingly.
25641 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25643 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25644 the overflow check to make it easier to read.
25645 (__fixtfdi): Change the type of the ll member in union
25646 long_double to UDItype_x.
25648 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25650 PR middle-end/34969
25651 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25652 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25653 * tree-inline.c (fold_marked_statements): Call
25654 cgraph_update_edges_for_call_stmt if folding a call statement.
25655 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25656 debug_generic_stmt calls, reset it back afterwards.
25659 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25661 * c-typeck.c (build_external_ref): Don't pedwarn about
25662 static vars in current function's scope.
25664 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25666 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25668 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25671 * ipa-struct-reorg.c: Fix spelling.
25672 * params.def: Ditto.
25674 2008-01-29 Richard Guenther <rguenther@suse.de>
25676 PR middle-end/35006
25677 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25679 * tree-inline.c (remap_type): Increment remapping_type_depth
25680 around remapping types.
25681 (copy_body_r): Only add referenced variables if they are referenced
25682 from code, not types.
25684 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25695 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25696 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25698 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25701 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25702 pointer for tiny stack.
25704 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25706 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25708 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25710 * config/vx-common.h: Fix typo in comment.
25712 2008-01-28 Ian Lance Taylor <iant@google.com>
25716 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25717 coalesce pointers if they have different DECL_NO_TBAA_P values.
25718 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25719 between variables with different DECL_NO_TBAA_P values.
25721 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25724 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25725 are not legitimate small data references on SPE targets.
25727 2008-01-28 David Daney <ddaney@avtrex.com>
25729 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25731 2008-01-28 David Daney <ddaney@avtrex.com>
25733 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25735 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25737 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25738 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25739 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25740 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25741 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25742 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25743 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25744 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25746 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25748 * basic-block.h (condjump_equiv_p): Fix comment.
25750 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25752 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25753 print_generic_stmt_indented): Fix comment.
25755 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25757 * configure.ac (__stack_chk_fail): Add detecion for availability
25758 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25759 * configure: Regenerate.
25761 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25763 PR middle-end/34688
25764 * final.c (output_addr_const): Handle TRUNCATE.
25766 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25769 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25770 (zero_cost, infinite_cost): New constants.
25771 (struct cost_pair): Change type of cost to comp_cost.
25772 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25773 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25775 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25776 split_address_cost, ptr_difference_cost, difference_cost,
25777 get_computation_cost_at, get_computation_cost,
25778 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25779 determine_use_iv_cost_condition, determine_use_iv_costs,
25780 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25781 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25782 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25783 Change type of cost to comp_cost.
25784 (determine_iv_cost): Increase cost of non-original ivs, instead
25785 of decreasing the cost of original ones.
25786 (get_address_cost): Indicate the complexity of the addressing mode
25788 (try_add_cand_for): Prefer using ivs not specific to some object.
25789 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25791 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25792 Janis Johnson <janis187@us.ibm.com>
25795 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25796 (TARGET_INSTANTIATE_DECLS): Likewise.
25797 * target.h (expand_to_rtl_hook): New target hook.
25798 (instantiate_decls): Likewise.
25799 * function.c (instantiate_decl): Make non-static. Rename to...
25800 (instantiate_decl_rtl): ... this.
25801 (instantiate_expr): Use instantiate_decl_rtl.
25802 (instantiate_decls_1): Likewise.
25803 (instantiate_decls): Likewise.
25804 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25805 * function.h (instantiate_decl_rtl): Add prototype.
25806 * cfgexpand.c (target.h): New include.
25807 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25808 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25809 (TARGET_INSTANTIATE_DECLS): Likewise.
25810 (TARGET_INITIALIZER): New target hooks added.
25811 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25813 * config/rs6000/rs6000.c (tree-flow.h): New include.
25814 (machine_function): Add sdmode_stack_slot field.
25815 (rs6000_alloc_sdmode_stack_slot): New function.
25816 (rs6000_instantiate_decls): Likewise.
25817 (rs6000_secondary_memory_needed_rtx): Likewise.
25818 (rs6000_check_sdmode): Likewise.
25819 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25820 (TARGET_INSTANTIATE_DECLS): Likewise.
25821 (rs6000_hard_regno_mode_ok): Allow SDmode.
25822 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25823 (rs6000_emit_move): Handle SDmode.
25824 (function_arg_advance): Likewise.
25825 (function_arg): Likewise.
25826 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25827 SDmode var args for 32-bit compiles.
25828 (rs6000_secondary_reload_class): Handle SDmode.
25829 (rs6000_output_function_epilogue): Likewise.
25830 (rs6000_function_value): Simplify if statement.
25831 (rs6000_libcall_value): Likewise.
25832 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25833 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25834 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25835 (movsd_hardfloat): New define_insn.
25836 (movsd_softfloat): Likewise.
25837 (movsd_store): Likewise.
25838 (movsd_load): Likewise.
25839 (extendsddd2): Likewise.
25840 (extendsdtd2): Likewise.
25841 (truncddsd2): Likewise.
25842 (movdd_hardfloat64): Fixup comment.
25843 (UNSPEC_MOVSD_LOAD): New constant.
25844 (UNSPEC_MOVSD_STORE): Likewise.
25846 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25849 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25851 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25852 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25853 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25854 and TRUTH_XOR_EXPR.
25856 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25859 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25860 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25861 __LONGDOUBLE128 too.
25862 * config/rs6000/aix61.h: New file.
25864 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25866 PR rtl-optimization/34959
25867 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25868 popcount and parity rtxes the same mode as their operand.
25869 Truncate or extend the result to the return value's mode
25872 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25875 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25876 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25877 to GOT_VERSION_REGNUM.
25878 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25879 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25880 * config/mips/mips.c (mips_emit_call_insn): New function.
25881 (mips_call_tls_get_addr): Call mips_expand_call directly.
25882 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25884 (mips16_build_call_stub): Likewise. Return the call insn or null.
25885 (mips_expand_call): Update the call to mips16_build_call_stub
25886 accordingly and a remove redundant condition. Assert that MIPS16
25887 stubs do not use lazy binding. Use mips_emit_call_insn and return
25889 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25891 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25892 (mips_avoid_hazard): Remove hazard_set handling.
25893 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25894 (UNSPEC_RESTORE_GP): ...this.
25895 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25896 (FAKE_CALL_REGNO): Rename to...
25897 (GOT_VERSION_REGNUM): ...this.
25898 (type): Add "ghost" value. Add an associated insn reservation.
25899 (hazard_set): Remove.
25900 (exception_receiver): Rename to...
25901 (restore_gp): ...this and update the unspec identifier accordingly.
25902 (exception_receiver, nonlocal_got_receiver): New expanders.
25903 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25904 FAKE_CALL_REGNO. Remove hazard_set attribute.
25905 (set_got_version, update_got_version): New patterns.
25907 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25910 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25912 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25915 * doc/install.texi2html: Generate gcc-vers.texi.
25917 2008-01-25 DJ Delorie <dj@redhat.com>
25919 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25921 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25923 * config/c4x: Remove directory.
25924 * config.gcc (crx-*, mt-*): Mark obsolete.
25925 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25926 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25927 sh-*-rtemscoff*): Remove cases.
25928 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25929 * real.c (encode_c4x_single, decode_c4x_single,
25930 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25931 c4x_extended_format): Remove.
25932 * real.h (c4x_single_format, c4x_extended_format): Remove.
25933 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25935 (Pragmas): Remove comment about c4x pragmas.
25936 * doc/install.texi (c4x): Remove target-specific instructions.
25937 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25938 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25939 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25940 refer to C4x source files as examples.
25941 (C4X_FLOAT_FORMAT): Remove documentation.
25943 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25945 * config/bfin/bfin.c (override_options): Reorder tests so that
25946 flag_pic gets enabled for -msep-data.
25948 2008-01-25 Richard Guenther <rguenther@suse.de>
25950 PR middle-end/32244
25951 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25952 to its bitfield precision if required.
25954 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25956 PR middle-end/33880
25957 * tree-nested.c (walk_omp_for): New function.
25958 (convert_nonlocal_reference, convert_local_reference): Call
25959 walk_omp_for on OMP_FOR.
25960 (convert_call_expr): Call walk_body on OMP_FOR's
25961 OMP_FOR_PRE_INIT_BODY.
25963 2008-01-25 Richard Guenther <rguenther@suse.de>
25965 PR tree-optimization/34966
25966 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25967 default defs and PHI_NODEs we have to insert after the
25968 defining statement.
25970 2008-01-24 Nick Clifton <nickc@redhat.com>
25972 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25973 Provide a default definition.
25974 (LIBGCC2_UNITS_PER_WORD): Likewise.
25976 * config/stormy16/stormy16.c: Include df.h for the prototype
25977 for df_regs_ever_live_p.
25978 (xstormy16_expand_builtin_va_start): Convert the stack offset
25979 into a component_ref and then use POINTER_PLUS_EXPR to add it
25980 to the incoming_virtual_args_rtx.
25981 (xstormy16_gimplify_va_arg_expr): Rename to
25982 xstormy16_gimplify_va_arg_expr.
25983 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25984 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25985 xstormy16_gimplify_va_arg_expr.
25986 Fix up some formatting issues.
25988 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25989 Move to predicates.md.
25990 (xs_hi_general_operand): Likewise.
25991 (xs_hi_nonmemory_operand): Likewise.
25992 * config/stormy16/predicates.md:
25993 (xstormy16_carry_plus_operand): New predicate.
25994 (xs_hi_general_operand): New predicate.
25995 (xs_hi_nonmemory_operand): New predicate.
25996 * config/stormy16/stormy16-protos.h:
25997 (xstormy16_carry_plus_operand): Delete prototype.
25998 (xs_hi_general_operand): Likewise.
25999 (xs_hi_nonmemory_operand): Likewise.
26001 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26002 modifiers as they are no longer needed and they can trigger
26003 reload spill failures.
26005 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26006 with a match_operand in order to help reload.
26008 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26009 constraint with 'e' for the 8th alternative as this version of
26010 the mov.w instruction only accepts the lower 8 registers.
26012 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26015 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26016 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26019 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26021 PR middle-end/33333
26022 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26024 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26026 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26028 (remove_structure): Update allocations list before removing structure.
26030 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26032 * ipa-struct-reorg.c (is_safe_cond_expr,
26033 create_new_stmts_for_cond_expr): Use integer_zerop function,
26034 that recognize not only zero-pointer, but zero-integer too.
26036 2008-01-25 Ben Elliston <bje@au.ibm.com>
26039 * fixproto: Escape "." in sed expression that strips leading "./".
26041 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26044 * gcc.c (SWITCH_OK): Removed.
26045 (SWITCH_LIVE): Changed to bit.
26046 (SWITCH_FALSE): Likewise.
26047 (SWITCH_IGNORE): Likewise.
26048 (switchstr): Change live_cond to unsigned int.
26049 (process_command): Replace SWITCH_OK with 0.
26050 (do_self_spec): Likewise.
26051 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26052 (give_switch): Likewise.
26053 (used_arg): Likewise.
26054 (do_spec_1): Set the SWITCH_IGNORE bit.
26055 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26056 bits. Set the SWITCH_LIVE bit.
26058 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26060 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26062 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26064 PR tree-optimization/34472
26065 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26066 parameter to a "bool *" and set *DATA to false if there is
26067 an unsafe access. Do not delete the structure here.
26068 (check_cond_exprs): Delete it here instead.
26069 (check_cond_exprs, exclude_cold_structs): Do not increase
26070 I when removing a structure.
26072 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26075 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26076 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26078 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26080 PR middle-end/34934
26081 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26082 a fixed vector for stack.
26084 2008-01-24 Ben Elliston <bje@au.ibm.com>
26087 * doc/gcc.texi (Software development): Add a direntry for g++.
26089 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26091 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26092 stale and straggling -fforce-addr comments above.
26094 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26096 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26097 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26099 2008-01-23 Michael Matz <matz@suse.de>
26102 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26105 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26107 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26108 malloc result type.
26110 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26112 * config/avr/avr.c (avr_current_arch): New variable.
26113 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26114 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26115 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26116 (avr_override_options): Init 'avr_current_arch'.
26117 (base_arch_s): Move from here...
26118 * config/avr/avr.h (base_arch_s): ... here. Add new members
26119 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26120 'mega' to 'have_jmp_call'.
26121 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26122 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26124 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26126 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26127 MULTILIB_MATCHES): Ditto.
26129 2008-01-23 Richard Guenther <rguenther@suse.de>
26131 PR middle-end/31529
26132 * cgraphunit.c (cgraph_reset_node): Always mark the node
26133 not reachable if it is not queued already.
26135 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26137 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26138 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26139 (cputype_selected): New static variable.
26140 (bfin_handle_option): Set it if -mcpu is used.
26141 (override_option): Select default set of workarounds if no cpu type
26142 selected on the command line.
26143 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26145 From Michael Frysinger <michael.frysinger@analog.com>
26146 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26147 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26149 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26150 for bf547, bf523, bf524, and bf526.
26151 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26153 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26154 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26155 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26156 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26157 * doc/invoke.texi (Blackfin Options): Document that
26158 -mcpu now accept bf547, bf523, bf524, and bf526.
26160 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26162 PR rtl-optimization/34628
26163 * combine.c (try_combine): Stop and undo after the first combination
26164 if an autoincrement side-effect on the first insn has effectively
26167 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26170 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26171 Offset addresses are not valid for Altivec or paired float modes.
26173 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26176 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26177 if DECL_INITIAL (decl) is error_mark_node.
26180 * c-common.c (handle_vector_size_attribute): Only allow
26181 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26182 the same way as pointer, array etc. types.
26183 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26186 * tree.c (build_type_attribute_qual_variant): Call
26187 build_qualified_type if attributes are equal, but quals are not.
26189 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26192 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26193 * flags.h (warn_strict_aliasing): Remove.
26194 (warn_strict_overflow): Remove.
26195 * opts.c (warn_strict_aliasing): Remove.
26196 (warn_strict_overflow): Remove.
26197 * c-opts.c (c_common_handle_option): -Wall only sets
26198 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26199 (c_common_post_options): Give default values to -Wstrict-aliasing
26200 and -Wstrict-overflow if they are uninitialized.
26201 * common.opt (Wstrict-aliasing): Specify Var and Init.
26202 (Wstrict-overflow): Likewise.
26204 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26206 PR rtl-optimization/26854
26207 PR rtl-optimization/34400
26208 PR rtl-optimization/34884
26209 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26211 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26212 (df_rd_bb_info.expanded_lr_out): Deleted
26213 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26214 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26215 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26216 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26217 Removed code to allocate, initialize or free expanded_lr_out.
26218 (df_rd_bb_local_compute_process_def): Restructured to make more
26220 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26221 sets if the sets are being trimmed.
26223 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26226 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26227 (as_vers): Likewise.
26228 * configure: Regenerated.
26230 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26232 PR middle-end/33092
26233 * tree-pass.h (pass_build_alias): New pass.
26234 * tree-ssa-alias.c (gate_build_alias): New.
26235 (pass_build_alias): New.
26236 * passes.c (init_optimization_passes): Add pass_build_alias after
26237 pass_create_structure_vars.
26239 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26241 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26242 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26243 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26244 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26245 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26246 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26247 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26248 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26249 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26250 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26251 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26252 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26253 * config/s390/s390.md (FP_ALL): New mode iterator.
26254 (_d): New mode attribute.
26255 ("*signbit<mode>2>"): Changed mode of first operand.
26256 ("isinf<mode>2"): Changed mode of first operand.
26257 ("*TDC_insn"): Adaptation for DFP modes.
26259 2008-01-22 Ben Elliston <bje@au.ibm.com>
26261 * tree.c (check_qualified_type): Improve function description.
26263 2008-01-21 Jason Merrill <jason@redhat.com>
26266 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26267 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26270 2008-01-21 DJ Delorie <dj@redhat.com>
26272 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26275 2008-01-21 Richard Guenther <rguenther@suse.de>
26277 PR middle-end/34856
26278 * tree-cfg.c (verify_expr): Allow all invariant expressions
26279 instead of just constant class ones as reference argument.
26280 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26281 like any other constant.
26282 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26284 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26286 * regmove.c (fixup_match_1): Update call crossed frequencies.
26288 2008-01-21 Richard Guenther <rguenther@suse.de>
26291 * tree-inline.c (setup_one_parameter): Deal with mismatched
26292 types using a VIEW_CONVERT_EXPR.
26294 2008-01-21 Alon Dayan <alond@il.ibm.com>
26295 Olga Golovanevsky <olga@il.ibm.com>
26297 PR tree-optimization/34701
26298 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26299 when the structure size is not a power of 2.
26301 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26303 * doc/install.texi: Add doc for --enable-checking=df.
26305 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26307 PR rtl-optimization/34808
26308 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26310 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26312 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26315 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26317 PR rtl-optimization/26854
26318 PR rtl-optimization/34400
26319 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26321 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26322 (df_rd_bb_info.expanded_lr_out): New.
26323 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26324 * loop_iv.c (iv_analysis_loop_init): Ditto.
26325 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26326 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26327 Added code to allocate, initialize or free expanded_lr_out.
26328 (df_rd_bb_local_compute_process_def): Restructured to make
26329 more understandable.
26330 (df_rd_confluence_n): Add code to do nothing with fake edges and
26331 code to no apply invalidate_by_call sets if the sets are being trimmed.
26332 (df_lr_local_finalize): Renamed to df_lr_finalize.
26333 (df_live_local_finalize): Renamed to df_live_finalize.
26335 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26338 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26339 deciding whether to use reciprocal instructions.
26341 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26343 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26344 dwarf2out_note_section_used if cold_text_section is NULL.
26346 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26348 PR gcov-profile/34610
26349 * tree-cfg.c (make_edges): Mark both outgoing edges from
26350 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26351 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26352 from OMP_FOR and OMP_CONTINUE outgoing edges.
26354 * tree-profile.c (tree_profiling): Return early if
26355 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26357 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26358 from cfun to child_cfun.
26359 * function.h (struct function): Add after_tree_profile bit.
26361 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26363 * config/avr/avr.S (_exit): Disable interrupt.
26365 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26366 Steven Bosscher <stevenb.gcc@gmail.com>
26368 PR rtl-optimization/26854
26369 PR rtl-optimization/34400
26370 * df-problems.c (df_live_scratch): New scratch bitmap.
26371 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26372 (df_live_reset): Clear the proper bitmaps.
26373 (df_live_bb_local_compute): Only process the artificial defs once
26374 since the order is not important.
26375 (df_live_init): Init the df_live sets only with the variables
26376 found live by df_lr.
26377 (df_live_transfer_function): Use the df_lr sets to prune the
26378 df_live sets as they are being computed.
26379 (df_live_free): Free df_live_scratch.
26381 2008-01-18 Ian Lance Taylor <iant@google.com>
26383 * common.opt: Add fmerge-debug-strings.
26384 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26385 flag_merge_debug_strings rather than flag_merge_constants.
26386 * doc/invoke.texi (Option Summary): Mention
26387 -fmerge-debug-strings.
26388 (Debugging Options): Document -fmerge-debug-strings.
26390 2008-01-18 Ian Lance Taylor <iant@google.com>
26393 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26394 (struct tree_function_decl): Add new field operator_new_flag.
26395 * tree-inline.c (expand_call_inline): When inlining a call to
26396 operator new, force the return value to go into a variable, and
26397 set DECL_NO_TBAA_P on that variable.
26398 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26400 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26403 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26404 DWARF2_DEBUGGING_INFO.
26405 (dwarf2out_note_section_used): Ditto. Add prototype.
26406 (have_multiple_function_sections, text_section_used,
26407 cold_text_section_used, *cold_text_sections): Move declarations
26410 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26412 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26413 field and add signal_ra.
26414 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26415 assignments to frame state pc. Move end of stack check after
26416 MD_FALLBACK_FRAME_STATE_FOR.
26417 (uw_update_context_1): Use frame state signal_regs if set, instead
26418 of checking signal_frame flag.
26419 (uw_update_context): Use frame state signal_ra if set.
26420 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26421 * config/xtensa/linux-unwind.h: New file.
26423 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26425 * modulo-sched.c (get_sched_window): Fix comment typo.
26427 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26429 PR tree-optimization/34648
26430 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26432 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26434 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26435 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26437 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26439 PR rtl-optimization/34400
26440 * df-core.c (df_worklist_dataflow_overeager,
26441 df_worklist_dataflow_doublequeue): New functions.
26442 (df_worklist_dataflow): Two different worklist solvers.
26443 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26446 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26449 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26450 and ftree-parallelize-loops.
26452 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26454 PR rtl-optimization/34826
26455 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26457 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26459 * global.c (find_reg): Mark the eh regs as used if necessary.
26460 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26461 * ra.h (struct allocno): no_eh_reg field added. Changed
26462 no_stack_reg type to bitfield.
26464 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26466 * tree.c (substitute_in_expr): Add missing 'break'.
26468 2008-01-17 Richard Guenther <rguenther@suse.de>
26470 PR tree-optimization/34825
26471 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26472 x / x as division to handle.
26474 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26476 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26477 "-pthread" is specified.
26478 * pa-hpux11.h (LIB_SPEC): Likewise.
26480 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26481 Peter Bergner <bergner@vnet.ibm.com>
26483 PR rtl-optimization/33796
26484 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26486 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26488 PR libgfortran/34699
26489 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26491 * pa-hpux10.h (LINK_SPEC): Likewise.
26492 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26494 2008-01-16 Richard Guenther <rguenther@suse.de>
26496 PR middle-end/32628
26497 * fold-const.c (fold_convert_const_int_from_int): Do not
26498 set overflow if that occured only because of a sign extension
26499 change when converting from/to a sizetype with the same
26500 precision and signedness.
26502 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26505 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26506 location address to the correct place. Update copyright year.
26508 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26510 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26511 no dependences in the dependence_relations vector.
26513 2008-01-16 Jan Hubicka <jh@suse.cz>
26515 PR rtl-optimization/31396
26516 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26517 * cfg.c (dump_reg_info): Print it.
26518 * regs.h (struct reg_info_t): add freq_calls_crossed.
26519 (REG_FREQ_CALLS_CROSSED): New macro.
26520 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26521 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26522 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26523 regmove_optimize): Update call crossed frequencies.
26524 * local-alloc.c (struct qty): Add freq_calls_crossed.
26525 (alloc_qty): Copute freq_calls_crossed.
26526 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26527 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26528 * ra.h (struct allocno): Add freq_calls_crossed.
26530 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26532 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26533 libgomp when compiling with ftree-parallelize-loops.
26534 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26536 2008-01-16 Richard Guenther <rguenther@suse.de>
26538 PR tree-optimization/34769
26539 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26540 * tree.c (int_cst_value): Instead make this function more
26541 permissive in what it accepts as valid input. Document this
26542 function always sign-extends the value.
26544 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26545 Richard Guenther <rguenther@suse.de>
26548 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26549 (gimple_fold_indirect_ref_rhs): ... this.
26550 (gimple_fold_indirect_ref): New function with foldings
26551 that preserve lvalueness.
26552 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26553 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26554 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26555 to fold an INDIRECT_REF, fall back to the old use of
26556 fold_indirect_ref_1.
26558 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26560 * tree-data-ref.c (subscript_dependence_tester_1): Call
26561 free_conflict_function.
26562 (compute_self_dependence): Same.
26564 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26567 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26568 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26570 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26571 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26572 for DWARF2_UNWIND_INFO targets.
26574 2008-01-16 Richard Guenther <rguenther@suse.de>
26577 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26578 type qualifiers for function types.
26580 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26582 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26583 loop_iterator li from previous commit.
26585 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26587 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26589 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26591 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26592 (parallelize_loops): Don't parallelize irreducible components.
26594 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26597 * c-opts (c_common_post_options): Do not enable CPP
26598 flag_pedantic_errors by default.
26600 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26602 PR rtl-optimization/31944
26603 * cse.c (remove_pseudo_from_table): New function.
26604 (merge_equiv_classes): Use above function to remove pseudo-registers.
26605 (invalidate): Likewise.
26607 2008-01-13 Richard Guenther <rguenther@suse.de>
26609 PR middle-end/34601
26610 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26611 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26613 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26615 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26616 validate_change to unshare the source of the PC set.
26618 2008-01-12 Jan Hubicka <jh@suse.cz>
26620 PR middle-end/32135
26621 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26622 references above array bounds. This might trigger bounds checks for
26623 pointers to arrays.
26625 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26627 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26628 new_replaceable_dependencies.
26630 2008-01-12 Doug Kwan <dougkwan@google.com>
26632 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26633 instead of OPT_Wreturn_type in warning due to ignored return type
26635 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26636 options included in -Wextra.
26637 * c.opt: New option -Wignored_qualifiers.
26638 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26639 -Wignore_qualifiers.
26640 (-Wignored-qualifiers): Document.
26641 (-Wreturn-type): Remove description of functionality now handled
26642 by -Wignored-qualifiers.
26644 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26647 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26648 NOP_EXPR if it is between integral types with the same precision.
26650 2008-01-12 Jan Hubicka <jh@suse.cz>
26653 * invoke.texi (max-inline-recursive-depth): Fix default value.
26655 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26657 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26660 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26662 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26664 2008-01-11 James E. Wilson <wilson@specifix.com>
26667 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26669 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26671 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26672 save/restore frame pointer register and don't use 'call-prologues'
26673 optimization in function with "OS_task" attribute.
26675 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26677 PR middle-end/31309
26678 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26679 when copying to memory.
26681 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26683 PR rtl-optimization/30905
26684 * cfgcleanup.c: Include dce.h
26685 (crossjumps_occured): New global variable.
26686 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26687 If something changed, set crossjumps_occured to true.
26688 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26689 Don't add/remove fake edges to exit here...
26690 (cleanup_cfg): ...but do it here, when crossjumping.
26691 Run a fast DCE when successful crossjumps occured in the latest
26692 iteration of try_optimize_cfg.
26694 2008-01-11 Richard Guenther <rguenther@suse.de>
26696 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26697 (struct vn_unary_op_s): Likewise.
26698 (vn_reference_insert): Free old reference on hash collision.
26700 2008-01-10 Raksit Ashok <raksit@google.com>
26702 PR rtl-optimization/27971
26703 * combine.c (find_split_point): Split PLUS expressions which are
26704 inside a MEM rtx, and whose first operand is complex.
26706 2008-01-10 DJ Delorie <dj@redhat.com>
26708 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26709 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26710 (m32c_hard_regno_ok): Call the underlying function.
26712 2008-01-10 Richard Guenther <rguenther@suse.de>
26714 PR middle-end/34683
26715 * tree-cfg.c (tree_merge_blocks): Do not go through the
26716 full-blown folding and stmt updating path if we just deal
26717 with virtual operands.
26718 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26719 test for abnormal SSA_NAMEs.
26721 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26723 PR middle-end/34641
26724 * reload.c (push_reload): Add assertions. All constants from
26725 reg_equiv_constant should have been used for replacing the respective
26727 (find_reloads_address): Invoke find_reloads_address_part for
26728 constant taken from the reg_equiv_constant array.
26730 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26732 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26733 field (valnum) the first in the struct. Replace bools with
26736 2008-01-10 Richard Guenther <rguenther@suse.de>
26738 PR tree-optimization/34651
26739 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26740 types and ordering for masking and converting.
26742 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26744 PR tree-optimization/34017
26745 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26746 also for PHI_NODE expressions.
26748 2008-01-09 Jan Hubicka <jh@suse.cz>
26750 PR tree-optimization/34708
26751 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26752 based on number of case labels.
26753 (init_inline_once): Remove switch_cost.
26754 * tree-inline.h (eni_weights_d): Remove switch_cost.
26756 2008-01-09 Richard Guenther <rguenther@suse.de>
26757 Andrew Pinski <andrew_pinski@playstation.sony.com>
26759 PR middle-end/30132
26760 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26761 temporary if an rvalue is ok or an lvalue is not required.
26763 2008-01-09 Richard Guenther <rguenther@suse.de>
26765 PR middle-end/34458
26766 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26767 adjust return type.
26769 2008-01-09 Richard Guenther <rguenther@suse.de>
26771 PR middle-end/34679
26772 * tree.c (host_integerp): Check for sizetype only if the
26773 type is an integer type.
26775 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26778 * opts.c (decode_options): Disable inlining of functions called
26779 once if not in unit-at-a-time mode.
26781 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26783 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26785 2008-01-08 Richard Guenther <rguenther@suse.de>
26787 PR middle-end/31863
26788 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26789 out early if the result will be unused.
26791 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26796 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26797 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26800 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26802 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26803 for vectorization tuned.
26805 2008-01-08 Richard Guenther <rguenther@suse.de>
26807 PR tree-optimization/34683
26808 * tree-ssa-operands.c (operand_build_cmp): Export.
26809 * tree-ssa-operands.h (operand_build_cmp): Declare.
26810 * tree-vn.c (vuses_compare): Remove.
26811 (sort_vuses): Use operand_build_cmp.
26812 (sort_vuses_heap): Likewise.
26813 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26814 to re-use old VEC if available. Do not sort already sorted VUSEs.
26815 (vdefs_to_vec): Do not sort already sorted VDEFs.
26817 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26819 PR middle-end/34694
26820 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26822 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26825 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26826 limitations of reciprocal sequences on x86 targets.
26828 2008-01-08 Richard Guenther <rguenther@suse.de>
26830 PR tree-optimization/34683
26831 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26833 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26836 * config/darwin.c (darwin_mergeable_string_section): Don't use
26837 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26839 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26842 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26843 negxf2. Macroize expander using X87MODEF mode iterator. Change
26844 predicates of op0 and op1 to register_operand.
26845 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26846 expander using X87MODEF mode iterator. Change predicates of
26847 op0 and op1 to register_operand.
26848 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26849 corresponding patterns and macroize using MODEF macro. Change
26850 predicates of op0 and op1 to register_operand and remove
26851 "m" constraint. Disparage "r" alternative with "!".
26852 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26853 macroize using X87MODEF macro. Change predicates of op0 and op1
26854 to register_operand and remove "m" constraint. Disparage "r"
26855 alternative with "!".
26856 (absneg splitter with memory operands): Remove.
26857 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26858 patterns and macroize using X87MODEF mode iterator.
26859 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26860 Change predicate of op1 to register_operand.
26861 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26862 for memory operands.
26864 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26866 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26868 2008-01-07 Richard Guenther <rguenther@suse.de>
26870 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26873 2008-01-07 Richard Guenther <rguenther@suse.de>
26875 PR tree-optimization/34683
26876 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26877 VOPs of the needed size to save memory. Use VEC_quick_push
26878 to save compile-time.
26879 (vdefs_to_vec): Likewise.
26881 2008-01-07 Sa Liu <saliu@de.ibm.com>
26883 * config/spu/spu.md (divdf3): Genetate inline code for double
26884 division. The implementation doesn't handle INF or NAN, therefore it
26885 only applies when -ffinite-math-only is given.
26887 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26890 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26891 * doc/cpp.texi ([Common Predefined Macros]): Document.
26893 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26895 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26896 order to use commutative addition instead of subtraction.
26898 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26899 Mircea Namolaru <namolaru@il.ibm.com>
26900 Vladimir Yanovsky <yanov@il.ibm.com>
26901 Revital Eres <eres@il.ibm.com>
26903 PR tree-optimization/34263
26904 * tree-outof-ssa.c (process_single_block_loop_latch,
26905 contains_tree_r): New functions.
26906 (analyze_edges_for_bb): Call process_single_block_loop_latch
26907 function to empty single-basic-block latch block if possible.
26909 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26911 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26913 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26915 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26917 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26919 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26921 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26923 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26925 PR tree-optimization/34618
26926 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26929 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26932 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26933 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26934 Update copyright year.
26936 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26937 Update copyright year.
26938 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26941 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26943 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26944 edge does not point to current bb before changing need_assert.
26946 2008-01-04 Richard Guenther <rguenther@suse.de>
26948 PR middle-end/34029
26949 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26950 for verifying purposes if they are is_gimple_min_invariant.
26952 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26954 PR tree-optimization/34448
26955 PR tree-optimization/34465
26956 * gimplify.c (gimplify_init_constructor): Add new parameter
26957 notify_temp_creation. Use it.
26958 (gimplify_modify_expr_rhs): Take volatiles into account when
26959 optimizing constructors.
26960 Do not optimize constructors if gimplify_init_constructor will dump to
26962 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26963 * gcc.c-torture/compile/pr34448.c: New.
26965 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26967 PR gcov-profile/34609
26968 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26969 return_slot if result is TREE_ADDRESSABLE.
26971 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26973 * config/mips/mips.md (sqrt_condition): Tweak comment.
26974 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26976 2008-01-03 Tom Tromey <tromey@redhat.com>
26979 * c-common.c (c_type_hash): Handle VLAs.
26981 2008-01-03 Jan Hubicka <jh@suse.cz>
26983 PR tree-optimization/31081
26984 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26985 0 when inlining and not inlining to first basic block.
26986 (remap_decl): When var is initialized to 0, don't set default_def.
26987 (expand_call_inline): Set entry_bb.
26988 * tree-inline.h (copy_body_data): Add entry_bb.
26990 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26993 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26996 PR tree-optimization/29484
26997 * tree-inline.c (inline_forbidden_p_2): New function.
26998 (inline_forbidden_p): Disallow inlining if some static var
26999 has an address of a local LABEL_DECL in its initializer.
27000 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27003 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27005 PR tree-optimization/34635
27006 * tree-data-ref.c (add_other_self_distances): Make sure that the
27007 evolution step is constant.
27009 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27011 PR middle-end/34608
27012 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27014 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27016 * tree-sra.c (scalarize_init): Insert the generate_element_init
27017 statements after the generate_element_zero statements.
27019 2008-01-02 Richard Guenther <rguenther@suse.de>
27021 PR middle-end/34093
27022 PR middle-end/31976
27023 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27024 for very large number of operands instead of ICEing.
27026 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27029 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27030 while stack probing.
27032 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27034 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27037 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27039 PR libmudflap/26442
27040 * tree-mudflap.c (mx_register_decls): Guard warning by
27041 !DECL_ARTIFICIAL check.
27043 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27045 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27046 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27047 sse5_perm<mode>): Fix constraints.