1 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4 * config.gcc (i[34567]86-*-solaris2*): Don't include
6 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
7 * config/i386/t-sol2: Move to libgcc/config/i386.
9 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
12 * tlink.c: Include "libiberty.h".
13 (initial_cwd): Change type into char *.
14 (tlink_init): Call getpwd instead of getcwd.
16 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
18 PR rtl-optimization/32283
19 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
20 of the induction variable to decide whether it may wrap.
21 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the initialization
22 of the bound before the loop.
23 * simplify-rtx.c (simplify_binary_operation_1): Add two simplifications
25 (simplify_plus_minus): Only fail if no simplification is possible.
26 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
28 2008-11-20 Jakub Jelinek <jakub@redhat.com>
31 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
32 checking until GIMPLE lowering.
33 * gimple-low.c (check_call_args): New function.
34 (lower_stmt) <case GIMPLE_CALL>: Call it.
36 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
38 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
39 with the same type as the first operand of the AND expression.
41 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
44 * ira-int.h (struct ira_loop_tree_node): New member
45 entered_from_non_parent_p.
47 * ira-color.c (print_loop_title): Print loop bbs.
49 * ira-emit.c (entered_from_non_parent_p,
50 setup_entered_from_non_parent_p): New functions.
51 (not_modified_p): Rename to store_can_be_removed_p. Check there
53 (generate_edge_moves): Use store_can_be_removed_p instead of
55 (ira_emit): Call setup_entered_from_non_parent_p.
57 * ira-build.c (copy_info_to_removed_store_destinations):
58 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
59 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
60 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
61 update all accumulated attributes.
63 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
66 * ira-int.h (ira_copy_allocno_live_range_list,
67 ira_merge_allocno_live_ranges,
68 ira_allocno_live_ranges_intersect_p,
69 ira_finish_allocno_live_range_list): New prototypes.
70 (ira_allocno_live_ranges_intersect_p,
71 ira_pseudo_live_ranges_intersect_p): Remove.
73 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
74 ira_pseudo_live_ranges_intersect_p): Rename to
75 allocnos_have_intersected_live_ranges_p and
76 pseudos_have_intersected_live_ranges_p. Move them from here to
79 * ira-color.c: ... here
80 (coalesced_allocno_conflict_p): Use
81 allocnos_have_intersected_live_ranges_p.
82 (coalesced_allocnos_living_at_program_points,
83 coalesced_allocnos_live_at_points_p,
84 set_coalesced_allocnos_live_points): Remove.
85 (slot_coalesced_allocnos_live_ranges,
86 slot_coalesced_allocno_live_ranges_intersect_p,
87 setup_slot_coalesced_allocno_live_ranges): New.
88 (coalesce_spill_slots): Use ranges of coalesced allocnos.
89 (ira_sort_regnos_for_alter_reg): Use
90 allocnos_have_intersected_live_ranges_p.
91 (ira_reuse_stack_slot): Use
92 pseudos_have_intersected_live_ranges_p.
94 * global.c (pseudo_for_reload_consideration_p): Check
95 flag_ira_share_spill_slots too.
97 * ira-build.c (copy_allocno_live_range_list): Rename to
98 ira_copy_allocno_live_range_list. Make it external.
99 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
101 (ira_allocno_live_ranges_intersect_p): New.
102 (ira_finish_allocno_live_range_list): New.
103 (finish_allocno): Use it.
104 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
105 (copy_info_to_removed_store_destinations): Ditto. Use
106 ira_copy_allocno_live_range_list.
107 (ira_flattening): Use ira_merge_allocno_live_ranges.
109 * ira.c (too_high_register_pressure_p): New function.
110 (ira): Switch off sharing spill slots if the pressure is too high.
112 2008-11-19 Richard Guenther <rguenther@suse.de>
114 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
115 non-sizetype offsets if their precision matches that of
117 * expr.c (expand_expr_real_1): Always sign-extend the offset
118 operand of a POINTER_PLUS_EXPR.
120 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
122 * config.gcc: Unobsolete mips-sgi-irix[56]*.
123 (mips-sgi-irix[56]*): No need to use fixproto.
125 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
126 Paul Brook <paul@codesourcery.com>
128 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
131 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
133 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
135 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
138 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
139 (separate_decls_in_region): Create shared struct even when there
142 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
143 * config/picochip/picochip.c (headers): Remove an unnecessary
146 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
149 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
150 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
152 * config/m68k/m68k.md: Adjust all conditional branches that use the
153 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
155 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
158 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
159 is a register or zero operand in the correct mode before generating
160 mtch1 insn or a register operand in the correct mode before generating
162 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
164 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
166 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
167 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
168 mipsisa*-*-elf*. Handle mipsisa64r2*.
169 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
170 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
172 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
173 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
175 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
176 Fix mips16 if mips64 or mips64r2 are multilib defaults.
177 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
180 2008-11-18 Jakub Jelinek <jakub@redhat.com>
183 * config/i386/i386.md (allocate_stack_worker_32,
184 allocate_stack_worker_64): Don't use match_dup between input and
186 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
187 * config/i386/i386.c (ix86_expand_prologue): Likewise.
189 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
191 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
192 is forced when trying to do a symbol link for it.
194 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
196 * expmed.c (extract_bit_field_1): Also use a temporary and
197 convert_extracted_bit_field when the conversion from ext_mode to
198 the target mode requires explicit truncation.
200 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
202 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
204 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
205 registers when not optimizing.
207 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
209 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
210 and its associated define_split. Expose the all-d alternative
211 to the register allocator, but mark it with "?". Mark the first
212 alternative with "*?*?".
213 (*mul_sub_si): Likewise.
214 (*mul_acc_si_r3900): New pattern.
216 2008-11-17 Jakub Jelinek <jakub@redhat.com>
219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
220 propagating x = &a into *x = b, add a cast if not useless
221 type conversion or don't optimize if another stmt would be
224 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
227 * optabs.c (expand_sync_operation): Properly handle NAND case
228 by calculating ~(t1 & val) instead of (~t1 & val).
229 * builtins.c (expand_builtin_sync_operation): Warn for changed
230 semantics in NAND builtins.
231 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
233 * doc/invoke.texi (Warning options): Add Wsync-nand.
234 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
235 __sync_fetch_and_nand builtin operation in the example. Add a note
236 about changed semantics in GCC 4.4.
237 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
238 operation in the example. Add a note about changed semantics in
241 2008-11-16 Jan Hubicka <jh@suse.cz>
243 * cgraph.c (cgraph_function_body_availability): Fix test of externally
246 2008-11-16 Joshua Kinard <kumba@gentoo.org>
248 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
251 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
254 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
255 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
257 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
258 rather than call_really_used_regs when handling $gp.
260 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
263 * config/mips/mips.c (machine_function): Update the comment
264 above global_pointer.
265 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
266 that a function doesn't need a global pointer.
267 (mips_current_loadgp_style): Update accordingly.
268 (mips_restore_gp): Likewise.
269 (mips_output_cplocal): Likewise.
270 (mips_expand_prologue): Likewise.
272 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
274 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
275 parameter. Use DImode for computing the number of registers.
276 (function_arg): Adjust for above change.
277 (function_value): Likewise.
279 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
281 PR tree-optimization/37950
282 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
283 not computed for the current function.
285 2008-11-15 Jakub Jelinek <jakub@redhat.com>
288 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
289 gpr and other COMPONENT_REFs.
291 2008-11-15 Richard Guenther <rguenther@suse.de>
293 PR tree-optimization/38051
294 * tree-ssa-alias.c (update_alias_info_1): Manually find
297 2008-11-15 Joshua Kinard <kumba@gentoo.org>
299 * doc/invoke.texi (-mfix-r10000): Document.
300 * config/mips/mips.opt (mfix-r10000): New option.
301 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
302 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
303 (MIPS_COMPARE_AND_SWAP_12): Likewise.
304 (MIPS_SYNC_OP): Likewise.
305 (MIPS_SYNC_OP_12): Likewise.
306 (MIPS_SYNC_OLD_OP_12): Likewise.
307 (MIPS_SYNC_NEW_OP_12): Likewise.
308 (MIPS_SYNC_OLD_OP): Likewise.
309 (MIPS_SYNC_NAND): Likewise.
310 (MIPS_SYNC_OLD_NAND): Likewise.
311 (MIPS_SYNC_EXCHANGE): Likewise.
312 (MIPS_SYNC_EXCHANGE_12): Likewise.
313 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
315 (MIPS_SYNC_NEW_NAND): Likewise.
316 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
317 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
318 (mips_output_sync_loop): New function.
319 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
320 Make -mfix-r10000 require branch-likely instructions.
321 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
322 mips_output_sync_loop.
323 (compare_and_swap_12): Likewise.
324 (sync_add<mode>): Likewise.
325 (sync_<optab>_12): Likewise.
326 (sync_old_<optab>_12): Likewise.
327 (sync_new_<optab>_12): Likewise.
328 (sync_nand_12): Likewise.
329 (sync_old_nand_12): Likewise.
330 (sync_new_nand_12): Likewise.
331 (sync_sub<mode>): Likewise.
332 (sync_old_add<mode>): Likewise.
333 (sync_old_sub<mode>): Likewise.
334 (sync_new_add<mode>): Likewise.
335 (sync_new_sub<mode>): Likewise.
336 (sync_<optab><mode>): Likewise.
337 (sync_old_<optab><mode>): Likewise.
338 (sync_new_<optab><mode>): Likewise.
339 (sync_nand<mode>): Likewise.
340 (sync_old_nand<mode>): Likewise.
341 (sync_new_nand<mode>): Likewise.
342 (sync_lock_test_and_set<mode>): Likewise.
343 (test_and_set_12): Likewise.
345 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
347 * gcc.c (cc1_options): Fix comment.
349 2008-11-15 Jakub Jelinek <jakub@redhat.com>
352 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
353 argtype instead of result_type.
355 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
357 * ira-int.h (struct ira_loop_tree_node): Improve comments for
358 subloop_next/next and subloops/childen fields.
360 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
362 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
363 (STANDARD_INCLUDE_DIR): Redefine to "/include".
364 (LOCAL_INCLUDE_DIR): Undefine.
365 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
367 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
369 PR rtl-optimization/37397
370 * ira-int.h (struct ira_allocno): New member bad_spill_p.
371 (ALLOCNO_BAD_SPILL_P): New macro.
373 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
375 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
376 (create_cap_allocno, propagate_allocno_info,
377 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
378 (update_bad_spill_attribute): New function.
379 (ira_build): Call it.
381 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
383 2008-11-14 Jakub Jelinek <jakub@redhat.com>
385 PR tree-optimization/38104
386 * gimplify.c (gimple_regimplify_operands): Add referenced vars
387 before calling mark_symbols_for_renaming, not after it.
389 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
391 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
392 (OVERRIDE_OPTIONS): Likewise.
394 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
395 Andrew Stubbs <ams@codesourcery.com>
396 Gunnar Von Boehn <gunnar@genesi-usa.com>
399 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
400 the shorter LEA insn over ADD.L where possible.
402 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
404 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
405 systems, which are assumend to always provide SSP-support in glibc.
406 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
408 * configure: Regenerate.
410 2008-11-14 Jakub Jelinek <jakub@redhat.com>
413 * function.c (gimplify_parameters): For callee copies parameters,
414 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
416 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
419 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
420 x86 parts into the `i[34567]86-*-linux*' and parts that are
421 independent of the processor architecture into the `*-*-linux*' cases.
422 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
423 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
424 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
425 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
426 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
427 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
428 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
430 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
432 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
433 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
434 (ls2_idiv): Likewise idiv3.
435 (ls2_prefetch): New reservation.
436 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
437 * config/mips/mips.md (type): Add imul3nc and idiv3.
438 (length): Handle idiv3.
439 (any_mod): New code_iterator.
440 (u): Handle MOD and UMOD.
441 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
442 (prefetch): Handle TARGET_LOONGSON_2EF.
444 2008-11-13 Jakub Jelinek <jakub@redhat.com>
447 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
448 (prune_unused_types_walk): Call it for non-perennial local classes.
449 Set die_mark to 2 if recursing on children. If die_mark is 1 on
450 entry, just set it to 2 and recurse on children, don't walk attributes
453 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
455 * c-common.c (warn_about_parentheses): Add missing whitespace
458 2008-11-13 Paul Brook <paul@codesourcery.com>
460 * doc/invoke.texi: Document --fix-cortex-m3.
461 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
462 Cortex-M3 cpu is selected.
463 (output_move_double): Avoid overlapping base register and first
464 destination register when fix_cm3_ldrd.
465 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
467 2008-11-13 Jakub Jelinek <jakub@redhat.com>
470 * gimple.h (gimple_range_check_failed): Remove prototype.
471 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
473 (gimple_range_check_failed): Removed.
475 2008-11-13 Andrew Haley <aph@redhat.com>
478 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
481 2008-11-12 Jakub Jelinek <jakub@redhat.com>
485 2007-05-07 Mike Stump <mrs@apple.com>
486 * doc/invoke.texi (Warning Options): Document that -Wempty-body
487 also checks for and while statements in C++.
489 2008-11-12 Dodji Seketeli <dodji@redhat.com>
492 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
493 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
494 - which clones are reachable - as "abstract and needed".
495 * cgraph.c (cgraph_release_function_body): If a node is
496 "abstract and needed", do not release its DECL_INITIAL() content
497 that will be needed to emit debug info.
499 2008-11-12 Steve Ellcey <sje@cup.hp.com>
502 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
503 to set HAVE_GETIPINFO.
504 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
505 * configure: Regenerate.
506 * config.in: Regenerate.
508 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
511 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
513 2008-11-12 Jakub Jelinek <jakub@redhat.com>
516 2008-10-21 Jakub Jelinek <jakub@redhat.com>
517 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
519 2008-11-12 Jason Merrill <jason@redhat.com>
522 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
525 2008-11-12 Anatoly Sokolov <aesok@post.ru>
527 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
528 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
530 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
531 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
533 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
535 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
536 packed-stack special handling.
537 (FRAME_ADDR_RTX): Add definition.
539 2008-11-12 Jakub Jelinek <jakub@redhat.com>
542 * fold-const.c (native_encode_string): New function.
543 (native_encode_expr): Use it for STRING_CST.
545 2008-11-12 DJ Delorie <dj@redhat.com>
547 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
548 insns if the intermediate value will be used later.
550 2008-11-12 Andreas Schwab <schwab@suse.de>
552 * config/m68k/m68k.c (print_operand): Mask off extra extension
553 bits when writing out the representation of real values.
555 2008-11-12 Ira Rosen <irar@il.ibm.com>
557 PR tree-optimization/38079
558 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
561 2008-11-12 Jakub Jelinek <jakub@redhat.com>
564 * c-pretty-print.c (pp_c_complex_expr): New function.
565 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
568 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
569 than INNER and INNER is a constant, forcibly align INNER as much
572 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
574 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
576 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
578 PR rtl-optimization/37363
579 * simplify-rtx.c (simplify_plus_minus): Don't create
580 (const (minus ...)) expresisons.
582 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
584 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
587 2008-11-10 Catherine Moore <clm@codesourcery.com>
589 * config.gcc (mips64vrel-*-elf*): Include the tm_file
591 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
592 (BASE_DRIVER_SELF_SPECS): Remove.
593 (DRIVER_SELF_SPECS): New definition.
594 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
595 BASE_DRIVER_SELF_SPECS.
596 * config/mips/sde.h: Likewise.
597 * config/mips/iris6.h: Likewise.
598 * config/mips/vr.h: Likewise.
599 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
601 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
603 PR rtl-optimizations/37948
604 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
605 (ira_create_copy, ira_add_allocno_copy): New parameter.
607 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
608 to ira_add_allocno_copy.
609 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
610 parameter to process_regs_for_copy.
611 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
612 Fix typo in passing second allocno to ira_add_allocno_copy.
614 * ira-color.c (update_conflict_hard_regno_costs): Use head of
615 coalesced allocnos list.
616 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
618 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
619 (add_ira_allocno_to_ordered_bucket): Rename to
620 add_allocno_to_ordered_bucket.
621 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
622 head of coalesced allocnos list.
623 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
624 Check that it is aready calculated.
625 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
626 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
628 (coalesce_allocnos): Do extended coalescing too.
630 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
631 parameter to ira_add_allocno_copy.
633 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
635 (print_copy): Print copy origination too.
637 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
640 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
642 PR rtl-optimization/37514
643 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
644 flag_ira_share_spill_slots to 2 if it's already non-zero.
645 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
646 flag_ira_share_spill_slots is 2.
648 2008-11-10 Kevin Buettner <kevinb@redhat.com>
650 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
651 (prologue_enter_32): Set FB to SP - 4.
653 2008-11-10 DJ Delorie <dj@redhat.com>
655 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
656 constraint for single-bit-clear in lower byte of HI constant, vs
657 Imb which just ignores the upper byte.
658 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
659 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
660 (iorhi3_16): Check for single bit set, not single bit clear.
662 2008-11-10 Janis Johnson <janis187@us.ibm.com>
664 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
666 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
668 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
670 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
671 values living in memory and use more precise alignment information.
673 2008-11-10 Jakub Jelinek <jakub@redhat.com>
676 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
677 after __mf_check call if the call must end a bb.
679 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
683 * combine.c (force_to_mode): Do not process vector types.
685 * rtlanal.c (nonzero_bits1): Do not process vector types.
686 (num_sign_bit_copies1): Likewise.
688 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
690 * config/i386/gnu.h: Add copyright and licensing header.
691 * config/gnu.h: Likewise.
693 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
695 * fwprop.c (fwprop_done): Call df_remove_problem.
697 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
700 * tree-scalar-evolution.c (instantiate_scev_1): Return
701 chrec_dont_know for VL_EXP_CLASS_P.
703 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
705 * reg-stack.c (reg_to_stack): Add missing braces in memset
708 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
710 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
711 (NO_PROFILE_COUNTERS): New define.
713 2008-11-06 David Edelsohn <edelsohn@gnu.org>
716 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
718 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
721 * config/sparc/constraints.md (D): New.
722 * config/sparc/predicates.md (const_double_or_vector_operand): New.
723 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
725 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
726 Use the 'D' constraint in addition to 'F' in some alternatives.
727 (DF splitter): Generalize for V64mode.
728 * doc/md.texi (SPARC): Document the 'D' constraint.
730 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
732 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
734 2008-11-06 Ben Elliston <bje@au.ibm.com>
736 * gcc.c: Remove ancient comment about a bug in Sun cc.
738 2008-11-05 Janis Johnson <janis187@us.ibm.com>
740 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
742 2008-11-06 Ben Elliston <bje@au.ibm.com>
744 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
746 2008-11-06 Ben Elliston <bje@au.ibm.com>
748 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
751 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
754 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
757 2008-11-05 Martin Jambor <mjambor@suse.cz>
760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
761 pointer arithmetics into array_ref if the array is accessed
762 through an indirect_ref.
764 2008-11-05 Richard Guenther <rguenther@suse.de>
767 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
768 qualified pointer conversion before stripping qualifiers.
769 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
770 * tree-flow.h (may_propagate_address_into_dereference): Declare.
771 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
774 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
775 properly canonicalize binary ops.
776 (forward_propagate_addr_expr_1): Use
777 may_propagate_address_into_dereference.
779 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
782 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
783 Initialize uninitialized input registers with a NaN.
785 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
789 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
791 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
795 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
796 exits and conditions.
797 * testsuite/gcc.dg/graphite/pr37943.c: New.
799 2008-11-04 Jakub Jelinek <jakub@redhat.com>
800 Andrew Pinski <andrew_pinski@playstation.sony.com>
803 * c-common.c (warn_for_sign_compare): For complex result_type
804 use component's type.
806 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
808 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
810 * print-tree.c (print_node): Don't print DECL_INITIAL
814 * c-common.c (parse_optimize_options): Save and restore
815 flag_strict_aliasing around decode_options call.
817 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
819 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
820 (host_detect_local_cpu): Use it instead of casted strings to
821 compare vendor signatures.
823 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
826 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
827 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
829 2008-11-03 Catherine Moore <clm@codesourcery.com>
831 * config/mips.c (mips_conditional_register_usage): Handle the
832 DSP control register.
833 * doc/extend.texi: Document the DSP control register.
835 2008-11-03 Steve Ellcey <sje@cup.hp.com>
836 Jakub Jelinek <jakub@redhat.com>
838 * omp-low.c (expand_omp_for_generic): If iter_type has different
839 precision than type and type is a pointer type, cast n1 and n2
840 first to an integer type with the same precision as pointers
841 and only afterwards to iter_type.
843 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
845 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
846 (UNSPEC_GOTSYM_OFF): New unspec.
847 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
848 (pic_add_dot_plus_eight): Likewise.
849 (tls_load_dot_plus_eight): Likewise. Update peephole2.
850 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
851 UNSPEC_PIC_BASE operands.
852 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
853 (arm_output_addr_const_extra): Handle it.
855 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
857 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
858 integer class to full integer class if the offset is not word-aligned.
860 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
863 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
865 (doloop_optimize): Update call to doloop_modify.
867 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
869 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
871 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
874 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
875 gcc_cv_as_cfi_directive.
876 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
877 merging read-only and read-write sections or assembler emits
878 read-write .eh_frame sections.
879 * configure: Regenerate.
881 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
884 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
886 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
888 (rs6000_emit_prologue): Invert logic.
889 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
890 (reg:P 11) instead of match_operand.
891 (*save_fpregs_<mode>): Likewise.
892 (*restore_gpregs_<mode>): Likewise.
893 (*return_and_restore_gpregs_<mode>): Likewise.
894 (*return_and_restore_fpregs_<mode>): Likewise.
895 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
896 (reg:P 11) insted of match_operand.
897 (*restore_gpregs_spe): Likewise.
898 (*return_and_restore_gpregs_spe): Likewise.
900 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
902 PR tree-optimization/37684
903 * gcc.dg/graphite/pr37684.c: New.
904 * graphite.c (exclude_component_ref): New.
905 (is_simple_operand): Call exclude_component_ref.
907 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
909 PR tree-optimization/36908
910 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
911 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
912 (number_of_rw_in_partition): New.
913 (partition_contains_all_rw): New.
914 (ldist_gen): Do not distribute when one of the partitions
915 contains all the memory operations.
917 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
919 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
920 EDGE_IRREDUCIBLE_LOOP.
922 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
924 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
925 where we have one entry point in the loop which isn't the head.
927 2008-11-03 Richard Guenther <rguenther@suse.de>
930 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
932 2008-11-03 Jakub Jelinek <jakub@redhat.com>
935 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
936 for ipa and simple ipa passes.
938 2008-11-02 Richard Guenther <rguenther@suse.de>
940 PR tree-optimization/37542
941 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
942 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
943 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
944 (vn_nary_op_insert_stmt): Likewise.
945 (visit_use): Likewise.
947 2008-11-02 Anatoly Sokolov <aesok@post.ru>
949 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
951 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
952 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
953 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
954 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
955 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
956 peephole2's): Replace unspec with rotate.
957 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
959 2008-11-02 Richard Guenther <rguenther@suse.de>
961 PR tree-optimization/37991
962 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
963 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
964 (set_ssa_val_to): Print if the value changed.
965 (simplify_binary_expression): Strip useless conversions.
967 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
970 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
973 2008-11-01 Richard Guenther <rguenther@suse.de>
976 * builtins.c (fold_builtin_strspn): Return a size_t.
977 (fold_builtin_strcspn): Likewise.
979 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
981 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
982 attribute for struct return convention.
984 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
986 * config/rs6000/crtsavres.asm: Really, really delete.
988 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
990 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
992 (rs6000_emit_prologue): Invert logic.
993 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
994 (reg:P 11) instead of match_operand.
995 (*save_fpregs_<mode>): Likewise.
996 (*restore_gpregs_<mode>): Likewise.
997 (*return_and_restore_gpregs_<mode>): Likewise.
998 (*return_and_restore_fpregs_<mode>): Likewise.
999 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1000 (reg:P 11) insted of match_operand.
1001 (*restore_gpregs_spe): Likewise.
1002 (*return_and_restore_gpregs_spe): Likewise.
1004 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1006 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1007 list of word switches that take args.
1009 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1011 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1012 (s390_output_pool_entry): Call it through for_each_rtx.
1015 * expr.c (store_constructor): For vectors, if target is a MEM, use
1016 target's MEM_ALIAS_SET instead of elttype alias set.
1018 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1021 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1024 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1027 * config/rs6000/predicates.md (word_offset_memref_operand):
1028 Restructure code and look inside auto-inc/dec addresses.
1030 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1033 * libgcov.c ( __gcov_indirect_call_profiler): Check
1034 TARGET_VTABLE_USES_DESCRIPTORS.
1036 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1038 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1039 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1040 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1041 offset if eliminating soft frame pointer.
1042 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1043 (stack_protect_test_si): Add initial machine description
1044 for Stack Smashing Protector
1046 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1049 * c-common.c (min_precision): Move to...
1050 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1051 * tree.h (tree_int_cst_min_precision): Declare.
1052 * c-common.h (min_precision): Delete declaration.
1053 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1054 multiplication of non-negative integer constants.
1055 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1056 tree_int_cst_min_precision.
1057 (finish_enum): Likewise.
1059 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1062 * convert.c (convert_to_real): Do not optimize conversions of
1063 binary arithmetic operations between binary and decimal
1064 floating-point types. Consider mode of target type in determining
1065 decimal type for arithmetic. Unless
1066 flag_unsafe_math_optimizations, do not optimize binary conversions
1067 where this may change rounding behavior.
1068 * real.c (real_can_shorten_arithmetic): New.
1069 * real.h (real_can_shorten_arithmetic): Declare.
1071 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1073 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1074 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1075 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1077 (must_save_p): For some workarounds, interrupts need to clobber a
1079 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1080 and LC1 for WA_05000257.
1081 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1082 WA_05000283 and WA_05000315.
1083 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1084 (movbi): Add alternative to set CC to 1; improve code for setting
1086 (dummy_load): New pattern.
1088 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1091 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1092 BLKmode for non-memory, convert using a wider MODE_INT mode
1096 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1097 that haven't been removed yet.
1099 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1101 * config/bfin/bfin.c (struct machine_function): New member
1102 has_loopreg_clobber.
1103 (bfin_expand_movmem): Set it when generating memcpy insns.
1104 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1105 expand_epilogue_reg_restore): If we have hardware loops,
1106 memcpy insns (indicated by has_loopreg_clobber) or function
1107 calls, we need to save the loop registers.
1109 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1111 * config/i386/i386.c (core2_cost): Fix typos in comments.
1113 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1116 * combine.c (make_compound_operation): Don't call make_extraction with
1117 non-positive length.
1118 (simplify_shift_const_1): Canonicalize count even if complement_p.
1120 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1122 * convert.c (strip_float_extensions): Do not remove or introduce
1123 conversions between binary and decimal floating-point types.
1125 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1128 * fold-const.c (distribute_bit_expr): Convert common, left and
1129 right arguments to type.
1131 2008-10-28 Nick Clifton <nickc@redhat.com>
1133 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1134 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1135 call_really_used_regs array rather than the call_used_regs array.
1136 (mn10300_get_live_callee_saved_regs, expand_prologue,
1137 expand_epilogue, output_tst): Likewise.
1139 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1142 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1143 (df_get_entry_block_def_set): Neither here.
1144 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1146 PR tree-optimization/37879
1147 * predict.c (tree_estimate_probability): Check if last_stmt is
1148 non-NULL before dereferencing it.
1150 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1152 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1153 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1154 (ira_fast_allocation): Remove the prototype.
1156 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1157 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1158 (color_pass): Modify the updated costs.
1159 (ira_color): Rename to color. Make it static.
1160 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1161 (ira_color): New function.
1163 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1166 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1168 (set_allocno_live, clear_allocno_live, mark_ref_live,
1169 mark_ref_dead): Invalidate corresponding element of
1170 allocno_saved_at_call.
1171 (process_bb_node_lives): Increment last_call_num. Setup
1172 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1173 allocno was already saved.
1174 (ira_create_allocno_live_ranges): Initiate last_call_num and
1175 allocno_saved_at_call.
1177 * ira-build.c (ira_create_allocno): Initiate
1178 ALLOCNO_UPDATED_COVER_CLASS_COST.
1179 (create_cap_allocno, propagate_allocno_info,
1180 remove_unnecessary_allocnos): Remove setting updated costs.
1181 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1183 * ira.c (ira): Don't call ira_fast_allocation.
1185 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1188 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1191 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1193 * ira-int.h (ira_hard_regno_cover_class): New.
1195 * ira-lives.c (mark_reg_live, mark_reg_dead,
1196 process_bb_node_lives): Use ira_hard_regno_cover_class.
1198 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1199 (setup_hard_regno_cover_class): New function.
1200 (ira_init): Call setup_hard_regno_cover_class.
1202 * ira-costs.c (cost_class_nums): Add comment.
1203 (find_allocno_class_costs): Initiate cost_class_nums.
1204 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1206 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1209 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1210 Rename to copy_info_to_removed_store_destinations. Propagate
1211 conflict hard regs and register stack attribute.
1213 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1216 * pa.c (function_arg_padding): Pad complex and vector types
1217 upward in 64-bit runtime.
1218 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1220 2008-10-26 Matthias Klose <doko@ubuntu.com>
1222 * doc/install.texi: Document requirements on antlr.
1224 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1226 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1229 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1232 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1233 is defined, use it to modify the constant offset.
1235 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1237 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1238 and short arguments to the correct location as mandated by the ABI.
1240 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1242 PR rtl-optimization/37769
1243 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1245 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1247 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1248 unwind-dw2-Os-4-200.o.
1250 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1252 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1253 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1255 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1257 PR tree-optimization/36038
1258 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1259 add sizetype IV with initial value zero instead of pointer type.
1261 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1264 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1265 around bit operation.
1266 * profile.c (is_edge_inconsistent): Likewise.
1267 * fold-const.c (truth_value_p): Move from here...
1268 * tree.h (truth_value_p): ... to here.
1269 * c-tree.h (c_expr): Update description of original_code.
1270 * c-typeck.c (parser_build_unary_op): Set original_code.
1271 (parser_build_binary_op): Update call to warn_about_parentheses.
1272 * c-common.c (warn_about_parentheses): Take two additional
1273 arguments of the operands. Use a switch. Quote operators
1274 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1275 Add warning about !x | y and !x & y.
1276 * c-common.h (warn_about_parentheses): Update declaration.
1278 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1280 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1281 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1282 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1284 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1285 (check-%): For test targets listed in lang_checks_parallelized
1286 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1287 run the testing in multiple make goals, possibly parallel, and
1288 afterwards run dg-extract-results.sh to merge the sum and log files.
1290 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1292 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1293 (mips_move_to_gpr_cost): Likewise.
1294 (mips_move_from_gpr_cost): Likewise.
1295 (mips_register_move_cost): Make more fine-grained.
1297 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1299 * graphite.c (graphite_apply_transformations): Check for
1300 -fgraphite-identity.
1301 * toplev.c (process_options): Add graphite_identity.
1302 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1304 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1306 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1307 mulhisihl and mulhisihh builtins.
1309 From Jie Zhang <jie.zhang@analog.com>
1310 * config/bfin/bfin.md (composev2hi): Put operands into vector
1313 2008-10-22 Chao-ying Fu <fu@mips.com>
1315 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1317 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1319 From Mike Frysinger <michael.frysinger@analog.com>
1320 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1321 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1322 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1323 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1324 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1325 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1326 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1327 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1328 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1329 __ADSPBF51x__ for all of them.
1330 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1331 -mcpu bf512, bf514, bf516, and bf518.
1332 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1333 bf512-none, bf514-none, bf516-none, and bf518-none.
1334 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1335 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1336 * doc/invoke.texi (Blackfin Options): Document that
1337 -mcpu now accepts bf512, bf514, bf516, and bf518.
1339 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1342 * fold-const.c (build_range_type): For 1 .. signed_max
1343 range call build_nonstandard_inter_type if signed_type_for
1344 returned a type with bigger precision.
1346 2008-10-22 Richard Guenther <rguenther@suse.de>
1348 * tree.def (COMPLEX_TYPE): Constrain element type.
1349 * tree.c (build_complex_type): Assert that.
1350 * tree-ssa-structalias.c (could_have_pointers): Complex types
1351 cannot have pointers.
1353 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1356 * c-typeck.c (convert_for_assignment): Do not give declaration's
1357 location for builtins. Spell out which type was expected and which
1360 2008-10-22 Nick Clifton <nickc@redhat.com>
1362 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1363 the fdpic register to be a target when running in fdpic mode.
1365 2008-10-22 Rafael Espindola <espindola@google.com>
1367 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1368 newly created statements.
1370 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1373 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1374 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1375 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1377 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1380 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1381 Adjust -mcmodel=medium description for 2005-07-31 changes.
1383 2008-10-22 Jan Hubicka <jh@suse.cz>
1384 Jakub Jelinek <jakub@redhat.com>
1387 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1389 2008-10-21 Richard Henderson <rth@redhat.com>
1392 * emit-rtl.c (get_spill_slot_decl): Export.
1393 * emit-rtl.h (get_spill_slot_decl): Declare.
1394 * var-tracking.c (vt_add_function_parameters): Relax assertion
1395 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1397 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1399 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1400 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1403 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1406 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1407 processed by get_maxval_strlen.
1409 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1412 * tree.c (get_file_function_name): Copy first_global_object_name.
1413 Centralize call to clean_symbol_name.
1415 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1417 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1418 * config/svr4.h (SVR4_ASM_SPEC): New.
1419 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1420 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1422 * doc/invoke.texi (Option Summary): Add -T to linker options.
1423 (Link Options): Document -T.
1425 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1427 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1430 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1433 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1435 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1437 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1440 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1442 * doc/install.texi: Fix typos in previous patch.
1444 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1446 * doc/install.texi: Document in-tree building of gcc and mpfr.
1448 2008-10-19 Richard Guenther <rguenther@suse.de>
1450 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1452 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1455 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1456 (build_enumerator): Convert enumerators that fit in integer to
1459 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1461 * config/i386/i386.md (unnamed peephole2): Do not force memory
1462 operands of arith or logical instructions into registers for
1463 non-TARGET_READ_MODIFY targets.
1465 (ffs_cmove): Change operand 0 predicate to register_operand.
1466 Change operand 1 predicate to nonimmediate_operand.
1468 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1470 2008-10-18 Richard Guenther <rguenther@suse.de>
1472 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1473 VIEW_CONVERT_EXPR case against invalid gimple.
1475 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1477 * c-parser.c (c_parser_binary_expression): Silence the
1478 uninitialized variable warning emitted for binary_loc.
1480 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1482 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1485 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1488 * c-typeck.c (build_unary_op): Use omit_one_operand for
1489 IMAGPART_EXPR of real argument.
1491 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1493 PR tree-optimization/37664
1494 * fold-const.c (fold_binary): When optimizing comparison with
1495 highest or lowest type's value, don't consider TREE_OVERFLOW.
1497 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1500 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1501 * coverage.c: Include tm_p.h.
1502 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1503 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1504 dollar signs from PREFIX.
1505 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1506 instead of manual strip_name_encoding.
1508 2008-10-16 Richard Guenther <rguenther@suse.de>
1511 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1512 volatile qualified functions or methods as relevant.
1514 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1516 PR tree-optimization/37525
1517 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1518 sizetype unsigned constants, both in the case of C and bounds.
1520 2008-10-15 Jan Hubicka <jh@suse.cz>
1522 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1524 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1527 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1528 HARD_REGNO_CALL_PART_CLOBBERED.
1530 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1533 * ira-lives.c (mark_early_clobbers): Remove.
1534 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1535 check_and_make_def_conflicts,
1536 make_early_clobber_and_input_conflicts,
1537 mark_hard_reg_early_clobbers): New functions.
1538 (process_bb_node_lives): Call
1539 make_early_clobber_and_input_conflicts and
1540 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1542 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1543 early clobbers of pseudo-registers.
1545 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1548 * ira-build.c (ira_flattening): Recalculate
1549 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1550 from the scratch instead of the propagation.
1552 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1554 * doc/rtl.texi (const_double): Remove the "addr" operand.
1555 Describe CONST_DOUBLE_* macros under const_double rather
1557 (const_fixed): Fix the operand description.
1558 (const): Add an @findex directive.
1559 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1560 after the constant rtl table.
1561 (fix): Combine floating-point and fixed-point descriptions.
1563 * sched-deps.c (sched_analyze_2): Remove reference to
1566 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1568 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1570 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1571 for UNSPEC_GOTSYM_OFFs.
1572 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1573 (add_GOT_to_pic_reg): Use it.
1574 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1576 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1577 Harsha Jagasia <harsha.jagasia@amd.com>
1579 PR tree-optimization/37485
1580 * graphite.c (gmp_cst_to_tree): Moved.
1581 (iv_stack_entry_is_constant): New.
1582 (iv_stack_entry_is_iv): New.
1583 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1584 (loop_iv_stack_insert_constant): New.
1585 (loop_iv_stack_pop): Use new datatpype.
1586 (loop_iv_stack_get_iv): Same.
1587 (loop_iv_stack_get_iv_from_name): Same.
1588 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1589 (loop_iv_stack_patch_for_consts): New.
1590 (loop_iv_stack_remove_constants): New.
1591 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1592 (translate_clast): Call loop_iv_stack_patch_for_consts and
1593 loop_iv_stack_remove_constants.
1594 (gloog): Use new datatype. Redirect construction edge to end
1595 block to avoid accidental deletion.
1596 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1598 (union iv_stack_entry_data): New. Data in iv stack entry.
1599 (struct iv_stack_entry): New. Datatype for iv stack entries.
1601 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1603 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1604 * graphite.c (free_scop): Same.
1605 (build_scops): Same.
1606 (free_scattering): New.
1607 (build_cloog_prog): Call free_scattering.
1608 (patch_phis_for_virtual_defs): Fix memleak.
1609 (graphite_trans_bb_strip_mine): Same.
1610 (limit_scops): Same.
1612 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1613 Harsha Jagasia <harsha.jagasia@amd.com>
1615 PR tree-optimization/37828
1616 * graphite.c (graphite_trans_loop_block): Do not loop block
1617 single nested loops.
1619 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1621 PR tree-optimization/37686
1622 * tree-loop-linear.c (linear_transform_loops): Build a
1623 loop nest vector. Pass it to lambda_compute_access_matrices.
1624 * tree-data-ref.h (struct access_matrix): Store the loop nest
1625 relative to which it encodes the information.
1626 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1627 (am_vector_index_for_loop): Reimplemented: iterate over the
1628 loop nest for finding the loop index in the access matrix.
1629 (lambda_compute_access_matrices): Update declaration.
1630 * lambda-code.c (build_access_matrix): Pass the loop nest and
1632 (lambda_compute_access_matrices): Same.
1634 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1636 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1637 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1638 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1639 already implies hard float. Also fix several insn condition
1640 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1642 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1645 Based on patches by Laurent Vivier.
1646 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1647 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1648 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1649 dollar sign to underscore.
1650 (ASM_OUTPUT_EXTERNAL): Same.
1651 (ASM_OUTPUT_LABELREF): New.
1652 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1654 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1655 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1656 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1657 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1659 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1661 PR tree-optimization/36881
1662 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1663 that each value doesn't need runtime relocations, for !flag_pic
1664 check that each value is just a valid initializer constant.
1666 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1668 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1669 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1670 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1671 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1673 (REG_CLASS_NAMES): Update accordingly.
1674 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1675 rather than an unpredictable descriptive string.
1676 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1677 (mips_register_move_cost): Check for specific COP*_REGS classes,
1678 instead of ALL_COP_AND_GR_REGS.
1679 (mips_ira_cover_classes): New function.
1680 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1681 (TARGET_IRA_COVER_CLASSES): Define.
1683 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1686 * tree.c (build_type_attribute_qual_variant): Hash on the
1687 unqualified type, and don't overwrite an existing
1688 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1689 allow distinguishing between wchar_t and its underlying type. This
1690 also means that we'll retain a little more typedef information.
1692 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1693 Dmitry Melnik <dm@ispras.ru>
1694 Dmitry Zhurikhin <zhur@ispras.ru>
1695 Alexander Monakov <amonakov@ispras.ru>
1696 Maxim Kuvyrkov <maxim@codesourcery.com>
1698 * target.h (struct gcc_target): Update prototypes of needs_block_p
1700 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1701 * sel-sched.c (create_speculation_check): Likewise.
1702 * doc/tm.texi: Provide documentation for new target hooks.
1704 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1705 (ia64_gen_spec_insn): Removed.
1706 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1707 ia64_gen_spec_check): New static functions.
1708 (ia64_alloc_sched_context, ia64_init_sched_context,
1709 ia64_set_sched_context, ia64_clear_sched_context,
1710 ia64_free_sched_context, ia64_get_insn_spec_ds,
1711 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1712 (ia64_needs_block_p): Change prototype.
1713 (ia64_gen_check): Rename to ia64_gen_spec_check.
1714 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1715 into declaration, add special memory dependencies handling.
1716 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1717 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1718 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1719 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1720 Define new target hooks.
1721 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1722 (ia64_optimization_options): Turn on selective scheduling with -O3,
1723 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1724 default with selective scheduling.
1725 (ia64_override_options): Initialize align_loops and align_functions
1726 to 32 and 64, respectively. Set global selective scheduling flags
1727 according to target-dependent flags.
1728 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1729 (group_barrier_needed): Use new mstop-bit-before-check flag.
1731 (dfa_state_size): Make global.
1732 (spec_check_no, max_uid): Remove.
1733 (mem_ops_in_group, current_cycle): New variables.
1734 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1735 Initialize new variables.
1736 (is_load_p, record_memory_reference): New functions.
1737 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1739 (ia64_variable_issue): Change use of current_sched_info to
1740 sched_deps_info. Update comment. Note if a load or a store is issued.
1741 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1742 advance if maximal number of loads or stores was issued on current
1744 (scheduled_good_insn): New static helper function.
1745 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1746 a group barrier is needed. Fix vertical spacing. Guard the code
1747 doing state transition with last_scheduled_insn check.
1748 Mark that a stop bit should be before current insn if there was a
1749 cycle advance. Update current_cycle and mem_ops_in_group.
1750 (ia64_h_i_d_extended): Change use of current_sched_info to
1751 sched_deps_info. Reallocate stops_p by larger chunks.
1752 (struct _ia64_sched_context): New structure.
1753 (ia64_sched_context_t): New typedef.
1754 (ia64_alloc_sched_context, ia64_init_sched_context,
1755 ia64_set_sched_context, ia64_clear_sched_context,
1756 ia64_free_sched_context): New static functions.
1757 (gen_func_t): New typedef.
1758 (get_spec_load_gen_function): New function.
1759 (SPEC_GEN_EXTEND_OFFSET): Declare.
1760 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1761 (get_mode_no_for_insn): Change the condition that prevents use of
1762 special hardware registers so it can now handle pseudos.
1763 (get_spec_unspec_code): New function.
1764 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1765 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1766 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1767 during selective scheduling.
1768 (ia64_speculate_insn): Use ds_get_speculation_types when
1769 determining whether we need to change the pattern.
1770 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1771 (ia64_spec_check_src_p): Support new speculation/check codes.
1772 (struct bundle_state): New field.
1773 (issue_nops_and_insn): Initialize it.
1774 (insert_bundle_state): Minimize mid-bundle stop bits.
1775 (important_for_bundling_p): New function.
1776 (get_next_important_insn): Use important_for_bundling_p.
1777 (bundling): When shifting TImode from unimportant insns, ignore
1778 also group barriers. Assert that best state is found before
1779 the backward bundling pass. Print number of mid-bundle stop bits.
1780 Minimize mid-bundle stop bits. Check correct calculation of
1781 mid-bundle stop bits.
1782 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1783 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1785 (sel2_run): New variable.
1786 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1787 selective scheduling pass instead of schedule_ebbs.
1789 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1790 (UNSPEC_LDS_A): New UNSPEC.
1791 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1792 movti_internal, movsf_internal, movdf_internal,
1793 movxf_internal): Make visible. Add speculable* attributes.
1794 (output_c_nc): New mode attribute.
1795 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1796 mov<mode>_nc, zero_extend<mode>di2_nc,
1797 advanced_load_check_nc_<mode>): New insns.
1798 (zero_extend*): Add speculable* attributes.
1800 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1801 (msched-stop-bits-after-every-cycle): Likewise.
1802 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1804 (msched-spec-verbose): Remove.
1805 (msched-prefer-non-data-spec-insns,
1806 msched-prefer-non-control-spec-insns,
1807 msched-count-spec-in-critical-path,
1808 msel-sched-dont-check-control-spec): Use Target Report Var
1809 instead of Common Report Var.
1811 * config/ia64/itanium2.md: Remove incorrect bypass.
1813 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1815 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1818 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1819 and -fhelp=separate.
1821 2008-10-14 Ben Elliston <bje@au.ibm.com>
1823 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1825 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1827 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1830 2008-10-13 Matthias Klose <doko@ubuntu.com>
1832 * config/pa/linux-atomic.c: Work around missing header file
1833 for hppa64-linux-gnu targets.
1835 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1836 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1837 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1838 Grace Cao <grace_cao@playstation.sony.com>
1840 * doc/invoke.texi (-mgen-cell-microcode): Document.
1841 (-mwarn-cell-microcode): Document.
1842 * cfglayout.c (locator_location): Export.
1843 * rtl.h (locator_location): Define prototype.
1844 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1846 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1847 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1848 (mwarn-cell-microcode): New option.
1849 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1850 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1851 cell and not already set.
1852 Turn off string instructions if not generating cell microcode.
1853 (rs6000_final_prescan_insn): New function that warns about microcoded
1855 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1856 * config/rs6000/rs6000.md
1857 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1858 the instruction would have been microcoded on the Cell. Set
1859 cell_micro to always on unnamed patterns for the string instructions.
1860 (cell_micro): Update definition, remove load/store conditional
1862 (sign_extend:DI): Define new pattern for non microcoded version.
1863 (sign_extend:SI): Likewise.
1864 (compare (div:P)): Set cell_micro to not.
1865 (andsi3): Define as an expand.
1866 (andsi3_mc): New pattern.
1867 (andsi3_nomc): New pattern.
1868 (andsi3_internal0_nomc): New pattern.
1869 (andsi3_internal2): Rename to ...
1870 (andsi3_internal2_mc): this and enable iff generating microcode.
1871 (andsi3_internal3): Rename to ...
1872 (andsi3_internal3_mc): this and enable iff generating microcode.
1873 (andsi3_internal4): Enable iif generating microcode.
1874 (andsi3_internal5): Rename to ..
1875 (andsi3_internal5_mc): this and enable iff generating microcode.
1876 (andsi3_internal5_nomc): New pattern.
1877 (extzvdi_internal1): Enable iff generating microcode.
1878 (extzvdi_internal2): Likewise.
1879 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1880 (anddi3): Change to expand.
1881 (anddi3_mc): Rename from anddi3.
1882 (anddi3_no_mc): New pattern.
1883 (anddi3_internal2): Rename to ..
1884 (anddi3_internal2_mc): this and enable iff generating microcode.
1885 (anddi3_internal2_nomc): New pattern.
1886 (anddi3_internal3): Rename to ..
1887 (anddi3_internal3_mc): this and enable iff generating microcode.
1888 (anddi3_internal3_nomc): New pattern.
1889 (movti_string): Set cell_micro to always if TARGET_STRING.
1890 (stmsi8): Set cell_micro to always.
1896 (stmsi8_power): Likewise.
1897 (stmsi7_power): Likewise.
1898 (stmsi6_power): Likewise.
1899 (stmsi5_power): Likewise.
1900 (stmsi4_power): Likewise.
1901 (stmsi3_power): Likewise.
1902 (movsi_update2): Enable iff generating microcode.
1903 (movhi_update3): Likewise.
1904 (lmw): Set cell_micro to always.
1906 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1908 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1909 * config/s390/s390.c (machine_function): Remove
1910 decomposed_literal_pool_addresses_ok_p.
1911 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1912 the difference of two labels.
1913 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1914 (s390_pool_offset): New function.
1915 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1916 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1918 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1920 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1921 (powerpc*-*-linux-gnu*): Describe.
1922 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1923 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1924 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1925 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1926 config/rs6000/e500crtres32gpr.asm,
1927 config/rs6000/e500crtres64gpr.asm,
1928 config/rs6000/e500crtres64gprctr.asm,
1929 config/rs6000/e500crtrest32gpr.asm,
1930 config/rs6000/e500crtrest64gpr.asm,
1931 config/rs6000/e500crtresx32gpr.asm,
1932 config/rs6000/e500crtresx64gpr.asm,
1933 config/rs6000/e500crtsav32gpr.asm,
1934 config/rs6000/e500crtsav64gpr.asm,
1935 config/rs6000/e500crtsav64gprctr.asm,
1936 config/rs6000/e500crtsavg32gpr.asm,
1937 config/rs6000/e500crtsavg64gpr.asm,
1938 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1939 * config/rs6000/crtsavres.asm: Really remove.
1941 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1944 * c-format.c (convert_format_name_to_system_name): Use
1945 TARGET_OVERRIDES_FORMAT_INIT.
1946 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1947 * config/i386/mingw.opt: New.
1948 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1949 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1950 (ms_printf_length_specs): Removed const specifier.
1951 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1952 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1954 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1956 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1957 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1959 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1962 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1963 sure that ref has valid bb.
1965 2008-10-12 Richard Henderson <rth@redhat.com>
1968 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1969 * alias.c (value_addr_p, stack_addr_p): Remove.
1970 (nonoverlapping_memrefs_p): Remove IRA special case.
1971 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1972 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1973 * reload1.c (alter_reg): Use it.
1975 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1977 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1978 of registers instead of eax, ebx, ecx and edx. Use for loop
1979 and check register for non-zero value before the call
1980 to decode_caches_intel.
1982 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1984 PR rtl-optimization/37448
1985 * df.h: (df_ref_class): New enum.
1986 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1987 (struct df_ref): Replaced with union df_ref_d.
1988 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1989 New members of df_ref_d union.
1990 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1991 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1992 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1993 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1994 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1995 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1996 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1997 (df_scan_bb_info, df_bb_regno_first_def_find,
1998 df_bb_regno_last_def_find, df_find_def, df_find_use,
1999 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2000 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2001 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2002 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2003 Replaced struct df_ref * with df_ref.
2004 * df-scan.c (df_collection_rec, df_null_ref_rec,
2005 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2006 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2007 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2008 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2009 df_reorganize_refs_by_reg_by_reg,
2010 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2011 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2012 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2013 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2014 df_bb_refs_record, df_exit_block_uses_collect,
2015 df_record_exit_block_uses, df_reg_chain_mark,
2016 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2017 df_ref * with df_ref.
2018 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2019 df_ref_class parameter.
2020 (df_scan_problem_data): Added new pools for different types of refs.
2021 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2022 df_ref_create_structure): Processed new ref pools.
2023 (df_scan_start_dump): Added counts of refs and insns.
2024 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2025 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2026 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2027 code to pass df_ref_class down to ref creation functions.
2028 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2029 df_reg_chain_mark): Use macros to hide references to df_refs.
2030 (df_ref_chain_change_bb): Removed.
2031 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2032 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2033 Enhanced to understand df_ref union structure.
2034 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2035 all_uses_available_at, update_df, try_fwprop_subst,
2036 forward_propagate_subreg, forward_propagate_and_simplify,
2037 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2038 df_ref * with df_ref.
2039 (use_killed_between, all_uses_available_at): Use macros to hide
2040 references to df_refs.
2041 * regstat.c (regstat_bb_compute_ri,
2042 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2044 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2045 see_handle_relevant_refs, see_analyze_one_def,
2046 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2047 struct df_ref * with df_ref.
2048 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2049 global_conflicts): Replaced struct df_ref * with df_ref.
2050 * ddg.c (create_ddg_dep_from_intra_loop_link,
2051 add_cross_iteration_register_deps, build_inter_loop_deps):
2052 Replaced struct df_ref * with df_ref.
2053 (create_ddg_dep_from_intra_loop_link,
2054 add_cross_iteration_register_deps): Use macros to hide references
2056 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2057 df_ref * with df_ref.
2058 * df-core.c (df_bb_regno_first_def_find,
2059 df_bb_regno_last_def_find, df_find_def, df_find_use,
2060 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2061 debug_df_ref): Replaced struct df_ref * with df_ref.
2062 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2063 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2065 * web.c (union_defs, entry_register, replace_ref, web_main):
2066 Replaced struct df_ref * with df_ref.
2067 (union_defs, replace_ref): Use macros to hide references to df_refs.
2068 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2069 Replaced struct df_ref * with df_ref.
2070 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2071 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2072 Replaced struct df_ref * with df_ref.
2073 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2074 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2076 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2077 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2078 df_compute_accessed_bytes_strict_low_part,
2079 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2080 Replaced struct df_ref * with df_ref.
2081 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2082 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2083 df_ref * with df_ref.
2084 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2085 check_dependency, check_dependencies, record_uses): Replaced
2086 struct df_ref * with df_ref.
2087 (invariant_for_use, check_dependency): Use macros to hide
2088 references to df_refs.
2089 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2090 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2091 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2092 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2093 references to df_refs.
2094 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2096 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2097 * df-problems.c (df_rd_bb_local_compute_process_def,
2098 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2099 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2100 df_chain_remove_problem, df_chain_create_bb_process_use,
2101 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2102 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2103 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2104 df_byte_lr_simulate_artificial_refs_at_top,
2105 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2106 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2107 df_simulate_uses, df_simulate_artificial_refs_at_end,
2108 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2110 (df_chain_dump): Use macros to hide references to df_refs.
2111 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2112 df_ref * with df_ref.
2113 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2114 mark_artificial_uses, mark_reg_dependencies,
2115 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2117 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2119 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2121 (array_ref_element_size): Likewise.
2122 (array_ref_low_bound): Likewise.
2123 (array_ref_up_bound): Likewise.
2124 * expr.c (contains_packed_reference): Likewise.
2125 (array_ref_element_size): Likewise.
2126 (array_ref_low_bound): Likewise.
2127 (array_ref_up_bound): Likewise.
2128 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2129 with ARRAY_RANGE_REF.
2130 (idx_find_step): Likewise.
2131 (idx_record_use): Likewise.
2132 (strip_offset_1): Likewise.
2133 (idx_remove_ssa_names): Likewise.
2135 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2136 Andi Kleen <ak@linux.intel.com>
2138 * config/i386/cpuid.h (__cpuid_count): New defines.
2139 * config/i386/driver-i386.c (struct cache_desc): New structure.
2140 (describe_cache): Use struct cache_desc to pass cache descriptions.
2141 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2142 (detect_caches_amd): Use struct cache_desc to describe caches.
2143 (decode_caches_intel): Use struct cache_desc to pass cache
2144 descriptions. Update descriptions to match latest (rev -032,
2145 December 2007) CPUID documentation. Do not check valid bit here.
2146 Check for Xeon MP value 0x49 problems.
2147 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2148 Check valid bit before calling decode_caches_intel. Detect number
2149 of times to repeat CPUID instruction.
2150 (detect_caches_cpuid4): New function.
2151 (detect_caches_intel): Depending on max_level, call
2152 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2153 only when other methods fail to provide valid L2 cache description.
2155 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2158 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2159 it to PIC call patterns.
2160 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2161 code generation and attributes from pattern. Change peephole2 to
2162 split for noreturn case. Revise split pattern for non noreturn case.
2163 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2164 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2165 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2168 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2170 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2171 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2173 (divdf3): Reformat long line.
2175 2008-10-11 Michael J. Eager <eager@eagercon.com>
2177 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2179 (rs6000_handle_option): Process -mfpu options.
2180 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2181 (enum fpu_type_t): New.
2182 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2183 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2185 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2186 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2187 * config/rs6000/rs6000.opt (-mfpu): New.
2188 (-mxilinx-fpu): New.
2189 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2190 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2191 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2192 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2193 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2195 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2198 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2199 LO_SUM on Darwin if mode has just one unit.
2201 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2204 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2205 has been optimized out.
2207 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2209 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2210 instead of PIC_DIRECT_ADDR_P.
2211 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2212 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2213 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2214 (PIC_OFFSET_P): Rename to...
2215 (PCREL_SYMOFF_P): ...this.
2216 (PIC_DIRECT_ADDR_P): Delete.
2217 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2219 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2220 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2221 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2222 * config/sh/sh.c (print_operand): Remove CONST handling.
2223 (unspec_caller_rtx_p): Rewrite to use split_const and check
2224 the operands of UNSPEC bases.
2225 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2226 with (unspec [A B] UNSPEC_SYMOFF).
2227 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2228 UNSPEC_PCREL_SYMOFF.
2229 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2230 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2231 (UNSPEC_EXTRACT_U16): Likewise.
2232 (UNSPEC_SYMOFF): Likewise.
2233 (UNSPEC_PCREL_SYMOFF): Likewise.
2234 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2236 (movsi_const_16bit): Likewise.
2237 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2238 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2239 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2240 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2241 with (unspec [A B] UNSPEC_SYMOFF).
2242 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2243 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2244 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2245 (Csu): Likewise UNSPEC_EXTRACT_U16.
2246 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2247 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2249 2008-10-10 Stepan Kasal <skasal@redhat.com>
2251 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2252 for loop strip mining and loop blocking.
2254 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2256 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2257 vary types depending on debug info.
2259 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2261 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2262 before ensuring it's already computed.
2264 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2266 * rtl.h (locator_eq): New decl.
2267 * cfglayout.c (locator_scope): New function.
2268 (insn_scope): Use it.
2269 (locator_eq): New function.
2270 (fixup_reorder_chain): Search for last insn in src bb
2271 that has locator set or first insn in dest bb. Use
2272 locator_eq instead of == to compare locators.
2273 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2274 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2275 == to compare locators.
2277 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2279 * gimple-low.c (lower_function_body, lower_gimple_return,
2280 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2281 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2282 goto_block on edges if goto_locus is known.
2285 * tree.h (get_object_alignment): Declare.
2286 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2287 get_object_alignment if needed.
2288 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2290 (get_object_alignment): ... here. New function. Try harder to
2291 determine alignment from get_inner_reference returned offset.
2293 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2295 * graphite.c (gloog): Don't call find_unreachable_blocks
2296 before delte_unreachable_blocks.
2298 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2299 goto_locus of true_edge into RTL locator.
2301 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2303 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2304 (*jcc_btdi_mask_rex64): Ditto.
2306 (*jcc_btsi_mask): Ditto.
2307 (*jcc_btsi_1): Ditto.
2308 (*jcc_btsi_mask_1): Ditto.
2310 2008-10-08 Paul Brook <paul@codesourcery.com>
2312 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2313 compatible profiler (__gnu_mcount_nc).
2314 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2316 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2318 * config/i386/i386.c (initial_ix86_tune_features): Add
2319 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2320 * config/i386/i386.h (ix86_tune_indices): Likewise.
2321 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2323 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2324 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2325 for FP to FP splitters.
2327 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2329 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2332 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2336 PR rtl-optimization/37341
2337 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2338 to ORIG_BB, pass through ORIG_BB recursively.
2339 (cse_condition_code_reg): Adjust caller.
2341 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2343 * sdbout.c (sdbout_one_type): Treat the value type
2344 CONST_DECL for enumerals.
2346 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2348 * config/i386/i386.md: Remove trailing white spaces.
2350 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2352 PR rtl-optimization/37448
2353 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2354 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2356 (struct output_info) [count]: Renamed total_created and made
2358 (struct output_info) [size]: Renamed total_allocated and made
2360 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2361 Properly keep track of desc->size.
2362 (print_statistics, dump_alloc_pool_statistics): Enhance the
2363 printing of statistics to print the number of elements and to use
2366 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2369 * opts.h (CL_SAVE): Move up to flags range.
2370 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2371 CL_COMMON): Renumber.
2372 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2373 * opts.c (common_handle_option): Revert last change.
2375 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2377 * config/i386/i386-protos.h (ix86_schedule): New.
2379 * config/i386/i386.c (ix86_schedule): New.
2380 (override_options): Add schedule to processor_alias_table. Set
2381 ix86_schedule from the schedule field in processor_alias_table.
2382 (ix86_function_specific_save): Save ix86_schedule.
2383 (ix86_function_specific_restore): Restore ix86_schedule.
2385 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2386 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2389 * config/i386/i386.opt: Add schedule.
2391 * config/i386/ppro.md: Remove generic32.
2393 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2396 * expr.c (count_type_elements): Handle ERROR_MARK.
2398 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2403 * basic-block.h (struct edge_def): Add goto_block field.
2404 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2405 one insn with locus corresponding to edge's goto_locus if !optimize.
2406 * profile.c (branch_prob): Copy edge's goto_block.
2407 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2409 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2410 locator in between the merged basic blocks if !optimize and needed.
2411 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2412 goto_locus into RTL locator. For unconditional jump use that
2413 locator for the jump insn.
2414 (expand_gimple_cond): Convert goto_block and goto_locus into
2415 RTL locator for all remaining edges. For unconditional jump
2416 use that locator for the jump insn.
2417 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2418 there is more than one edge or insn locator along the forwarding
2419 edges and !optimize. If there is just one, set e->goto_locus.
2420 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2422 (move_block_to_fn): Adjust edge's goto_block.
2424 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2427 * expmed.c (expand_mult): Properly check DImode constant in
2430 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2433 * dwarf2out.c (common_block_die_table): New variable.
2434 (common_block_die_table_hash, common_block_die_table_eq): New
2436 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2437 COMMON block in the current scope rather than globally. Optimize
2438 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2439 DW_OP_addr SYMBOL_REF+off.
2441 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2443 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2444 Return true for non-addressable GIMPLE operands.
2446 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2449 * config/i386/i386.c (initial_ix86_tune_features): Remove
2450 X86_TUNE_USE_BIT_TEST.
2451 * config/i386/i386.h (ix86_tune_indices): Likewise.
2452 (TARGET_USE_BIT_TEST): Removed.
2454 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2456 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2458 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2460 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2461 (mul<mode>3_mul3): ... into this new template.
2463 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2465 * gimplify.c (gimplify_arg): Add location argument. Use it.
2466 (gimplify_call_expr): Pass location to gimplify_arg.
2467 (gimplify_modify_expr_to_memcpy): Same.
2468 (gimplify_modify_expr_to_memset): Same.
2470 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2472 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2473 Update calls to build_unary_op and build_indirect_ref for location
2476 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2479 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2480 * c-typeck.c (array_to_pointer_conversion): Pass location to
2482 (function_to_pointer_conversion): Use error_at and warning_at.
2483 (build_indirect_ref): Same.
2484 (build_array_ref): Pass location to build_binary_op.
2485 (parser_build_unary_op): Do not set location after calling
2487 (build_unary_op): Add location argument. Use it throughout. Set
2488 EXPR_LOCATION before returning new tree.
2489 (build_modify_expr): Same.
2490 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2492 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2493 build_indirect_ref, build_modify_expr.
2494 (c_finish_omp_for): Same. Use error_at instead of error.
2495 * c-common.c (c_common_truthvalue_conversion): Pass location to
2497 (warn_for_div_by_zero): Add location argument.
2498 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2499 build_unary_op, warn_for_div_by_zero.
2500 * c-parser.c (c_parser_typeof_specifier): Use
2501 protected_set_expr_location.
2502 (c_parser_statement_after_labels): Same.
2503 (c_parser_condition): Same.
2504 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2505 (c_parser_conditional_expression): Use protected_set_expr_location.
2506 (c_parser_unary_expression): Pass location to build_indirect_ref.
2507 (c_parser_postfix_expression_after_primary): Pass location to
2508 build_indirect_ref, build_unary_op.
2509 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2511 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2513 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2514 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2515 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2517 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2518 (mips_issue_rate): Handle PROCESSOR_R10000.
2519 * config/mips/mips.md (cpu): Add r10000.
2521 * config/mips/10000.md: New file.
2523 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2525 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2526 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2527 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2529 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2531 * config/darwin-protos.h (machopic_function_base_name): Delete.
2532 (machopic_function_base_sym): Likewise.
2533 (machopic_gen_offset): Declare.
2534 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2535 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2536 * config/darwin.c (machopic_function_base_name): Delete.
2537 (machopic_function_base_sym): Likewise.
2538 (gen_pic_offset): Rename to...
2539 (machopic_gen_offset): ...this and remove the pic_base argument.
2540 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2541 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2542 crtl->uses_pic_offset_table.
2543 (machopic_indirect_data_reference): Use new machopic_gen_offset
2545 (machopic_legitimize_pic_address): Likewise.
2546 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2548 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2549 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2550 * config/i386/i386.c (output_set_got): Likewise.
2551 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2553 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2554 (legitimate_address_p): Likewise.
2555 (output_pic_addr_const): Likewise.
2556 (output_addr_const_extra): Likewise.
2557 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2558 match an UNSPEC rather than a MINUS.
2559 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2560 (builtin_setjmp_receiver): Use machopic_gen_offset.
2561 * config/i386/predicates.md (pic_symbolic_operand): Handle
2562 UNSPEC_MACHOPIC_OFFSET.
2564 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2565 Use machopic_gen_offset and machopic_operand_p.
2566 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2567 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2568 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2569 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2570 Set crtl->uses_pic_offset_table.
2572 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2574 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2576 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2577 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2578 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2579 (constant_pool_expr_p): Use split_const and check the base.
2580 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2582 (legitimate_constant_pool_address_p): Check toc_relative_p
2583 instead of constant_pool_expr_p.
2584 (print_operand_address): Always use output_addr_const for
2585 constant pool addresses.
2586 (rs6000_output_addr_const_extra): New function.
2587 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2589 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2593 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2594 (mark_ref_live, mark_ref_dead): Use them.
2595 (def_conflicts_with_inputs_p): Remove.
2596 (mark_early_clobbers): New function.
2597 (process_bb_node_lives): Call preprocess_constraints and
2598 mark_early_clobbers.
2600 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2602 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2604 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2605 lib with -mthread switch.
2607 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2610 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2611 function in two, making it call a new and reusable
2612 dwarf2out_imported_module_or_decl() that takes the containing
2613 BLOCK of the declaration in argument.
2614 (dwarf2out_imported_module_or_decl_real): New function.
2615 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2616 IMPORTED_DECL in account.
2617 * tree.def: Added IMPORTED_DECL node type.
2618 * tree.h: Added accessors for IMPORTED_DECL nodes.
2619 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2621 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2623 * doc/gimple.texi: Fix some typos, wrap some long lines,
2624 fix some broken wraps with continuations.
2625 * tree-ssa-reassoc.c: Fix comment typos.
2627 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2630 * pa.c (legitimize_pic_address): Force function labels to memory in
2633 2008-10-04 Anton Blanchard <anton@samba.org>
2635 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2636 (rs6000_split_atomic_op): Same.
2637 (rs6000_split_compare_and_swap): Same.
2638 (rs6000_split_compare_and_swapqhi): Same.
2640 2008-10-04 Richard Guenther <rguenther@suse.de>
2642 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2643 instead of pointer equality.
2644 (vn_nary_op_eq): Likewise.
2646 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2648 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2650 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2651 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2653 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2655 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2656 Revert previous change.
2658 2008-10-03 Tom Tromey <tromey@redhat.com>
2660 * stringpool.c (ggc_alloc_string): Terminate string.
2662 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2664 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2665 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2666 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2669 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2672 2008-10-03 Pascal Obry <obry@adacore.com>
2674 * gcov.c (create_file_names): Properly handle UNIX and DOS
2675 directory separators.
2676 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2677 separator to '~' to ensure clean filenames on Windows.
2679 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2681 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2682 Add a null terminator to the stripped name.
2684 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2686 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2687 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2688 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2689 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2690 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2691 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2692 TARGET_SINGLE_FLOAT.
2694 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2696 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2698 2008-10-02 Richard Guenther <rguenther@suse.de>
2701 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2702 and VECTOR_TYPE recurse with useless_type_conversion_p which
2703 properly handles void pointer conversion.
2705 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2708 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2709 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2711 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2713 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2714 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2715 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2716 they translate to non builtins.
2717 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2718 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2719 __builtin_vec_promote, __builtin_vec_extract, and
2720 __builtin_vec_insert.
2721 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2722 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2723 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2724 * config/rs6000/altivec.h (vec_extract): Define
2725 (vec_insert): Define.
2726 (vec_splats): Define.
2727 (vec_promote): Define.
2729 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2730 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2731 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2733 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2735 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2736 prototype. Add new parameter, blk.
2737 Use BLKmode for the MEM if blk is true.
2738 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2739 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2740 ALTIVEC_BUILTIN_STVRXL.
2741 Update usage of altivec_expand_lv_builtin.
2742 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2743 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2744 (altivec_init_builtins): If compiling for the Cell, also define the
2746 * config/rs6000/rs6000.h (rs6000_builtins): Define
2747 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2748 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2749 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2750 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2751 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2752 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2753 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2754 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2755 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2756 UNSPEC_STVRX, and UNSPEC_STVRXL.
2757 (altivec_lvlx): New pattern.
2758 (altivec_lvlxl): New pattern.
2759 (altivec_lvrx): New pattern.
2760 (altivec_lvrxl): New pattern.
2761 (altivec_stvlx): New pattern.
2762 (altivec_stvlxl): New pattern.
2763 (altivec_stvrx): New pattern.
2764 (altivec_stvrxl): New pattern.
2765 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2766 (vec_lvlxl): Likewise.
2767 (vec_lvrx): Define if PPU is defined.
2768 (vec_lvrxl): Likewise.
2769 (vec_stvlx): Define if PPU is defined.
2770 (vec_stvlxl): Likewise.
2771 (vec_stvrx): Define if PPU is defined.
2772 (vec_stvrxl): Likewise.
2774 2008-10-01 Geert Bosch <bosch@adacore.com>
2776 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2778 2008-10-01 Richard Guenther <rguenther@suse.de>
2780 PR tree-optimization/37617
2781 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2782 do not add to the NEW_SETS.
2784 2008-10-01 Richard Guenther <rguenther@suse.de>
2787 * tree-vrp.c (execute_vrp): If we optimized away the default
2788 case make sure to promote the label that got in place of it
2789 to a default case label.
2791 2008-10-01 Richard Henderson <rth@redhat.com>
2794 * tree-complex.c (set_component_ssa_name): Don't optimize
2795 is_gimple_min_invariant values with ssa_names in abnormal phis.
2797 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2799 PR tree-optimization/37662
2800 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2801 commutative binary operation if they are in the wrong order and
2802 fold_build2 produces non-GIMPLE.
2804 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2806 PR tree-optimization/37662
2807 PR tree-optimization/37663
2808 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2809 get_value_range with non-SSA_NAME. Don't assert operands have been
2810 folded, instead just bail out.
2812 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2814 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2816 2008-09-30 Richard Guenther <rguenther@suse.de>
2819 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2820 build restrict-qualified pointers.
2821 (vectorizable_store): Move alias check later.
2822 (vectorizable_load): Likewise.
2824 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2826 * c-common.c (empty_if_body_warning): Remove.
2827 * c-common.h (empty_if_body_warning): Remove.
2828 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2829 here the -Wempty-body warning for `if' and `else' statements.
2830 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2832 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2834 * config/i386/i386.opt: Add msse2avx.
2836 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2837 * config/i386/linux64.h (ASM_SPEC): Likewise.
2839 * doc/invoke.texi: Document -msse2avx.
2841 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2843 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2845 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2847 * ifcvt.c (noce_emit_store_flag): If using condition from original
2848 jump, reverse it if if_info->cond was reversed.
2850 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2852 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2853 non-constant memory if it cannot be forced to constant memory.
2854 Overhaul surrounding code and factor out common condition.
2856 2008-09-29 Jeff Law <law@redhat.com>
2858 * reload1.c (alter_reg): Add missing curly braces.
2860 2008-09-29 Michael J. Eager <eager@eagercon.com>
2862 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2864 * config/rs6000/rs6000.c (rs6000_override_options): Move
2865 rs6000_init_hard_regno_mode_ok after all options changed.
2866 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2867 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2868 -msimple-fpu flags. Add warning messages if single FP not configured.
2869 (rs6000_file_start): Output gnu_attribute for single-float.
2870 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2871 (rs6000_legitimize_address): Likewise.
2872 (rs6000_legitimize_reload_address): Likewise.
2873 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2874 TARGET_SINGLE_FLOAT.
2875 (function_arg_advance): Likewise (partial conversion).
2876 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2877 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2878 TARGET_SINGLE_FLOAT.
2879 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2880 (rs6000_emit_prologue): Likewise.
2881 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2882 TARGET_SINGLE_FLOAT.
2883 (rs6000_libcall_value): Likewise.
2884 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2885 (TARGET_DOUBLE_FLOAT): New default to 1
2886 (TARGET_SIMPLE_FPU): New default to 0
2887 (TARGET_SINGLE_FPU): New default to 0
2888 (TARGET_SINGLE_FLOAT_MODE): New.
2889 (TARGET_DOUBLE_FLOAT_MODE): New.
2890 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2891 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2893 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2894 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2895 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2896 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2897 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2898 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2899 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2900 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2901 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2902 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2903 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2904 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2905 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2906 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2907 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2908 cmptf_internal1, *cmptf_internal2): Condition on
2909 TARGET_DOUBLE_FLOAT.
2910 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2911 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2912 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2913 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2914 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2915 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2916 TARGET_SINGLE_FLOAT.
2917 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2918 * config/rs6000/rs6000.opt (-msingle-float): New.
2919 (-mdouble-float): New.
2920 (-msimple-fpu): New.
2921 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2922 -msingle-float, -mdouble-float, -msimple-fpu options.
2923 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2924 _SOFT_DOUBLE for -msingle-float.
2925 * config.gcc: New config for target=powerpc-xilinx-eabi.
2927 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2929 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2930 have exit and entry.
2931 (new_scop): Take entry and exit edge to define new SCoP.
2932 (sd_region_p): New structure used during SCoP detection.
2933 (move_scops): Delete.
2934 (move_sd_regions): New.
2935 (scopdet_info): Change the definition from edges back to basic_blocks.
2936 (scopdet_edge_info): Work on basic_blocks and rename to
2937 scopdet_basic_block_info.
2938 (split_difficult_bb): At the moment removed. We should later
2939 add it at another place.
2940 (build_scops_1): Work on basic_blocks.
2941 (bb_in_sd_region): New.
2942 (find_single_entry_edge): New.
2943 (find_single_exit_edge): New.
2944 (create_single_entry_edge): New.
2945 (sd_region_without_exit): New.
2946 (create_single_exit_edge): New.
2947 (unmark_exit_edges): New.
2948 (mark_exit_edges): New.
2949 (create_sese_edges): New.
2950 (build_graphite_scops): New.
2951 (build_scops): Make SCoPs SESE.
2952 (limit_scops): Use the new functions.
2954 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2956 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2958 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2961 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2962 address to a register before taking the lower part.
2964 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2966 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2969 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2970 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2973 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2974 the newly created variable.
2975 Create a VECTOR_CST of all 1s for vector types.
2977 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2980 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2982 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2984 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2985 order to convert between modes.
2986 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2988 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2990 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2993 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2996 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3000 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3002 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3003 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3004 them to yield false with MIPS16.
3006 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3009 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3010 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3011 mem_loc_descriptor failed. Accept UNSPEC.
3012 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3013 fail if one of the loc_descriptor calls for pieces failed.
3014 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3015 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3016 if loc_descriptor_from_tree_1 on offset failed.
3019 * opts.c (common_handle_option): Don't call print_specific_help with
3020 CL_SAVE as first argument.
3022 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3023 Steve Ellcey <sje@cup.hp.com>
3025 * configure: Regenerate for new libtool.
3026 * aclocal.m4: Ditto.
3028 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3030 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3031 alias set on MEM when saving stack pointer.
3032 * config/rs6000/rs6000.md (allocate_stack): Likewise
3034 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3036 PR tree-optimization/37574
3037 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3038 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3039 instead of vector_type for constants. Take computation out of loop.
3040 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3041 and use only vector_type for invariant case.
3042 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3044 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3047 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3048 the decl is a VAR_DECL or FUNCTION_DECL.
3050 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3053 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3054 (mark_ref_live, mark_ref_dead): Use them.
3055 (def_conflicts_with_inputs_p): Remove.
3056 (mark_early_clobbers): New function.
3057 (process_bb_node_lives): Call preprocess_constraints and
3058 mark_early_clobbers.
3060 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3062 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3065 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3066 (ira_compress_allocno_live_ranges): New prototype.
3068 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3069 (coalesced_allocnos_living_at_program_points): New.
3070 (coalesced_allocnos_live_at_points_p,
3071 set_coalesced_allocnos_live_points): New functions.
3072 (coalesce_spill_slots): Rewrite.
3074 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3075 ira_compress_allocno_live_ranges): New functions.
3077 * ira-build.c (ira_flattening): Call
3078 ira_compress_allocno_live_ranges.
3081 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3083 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3086 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3088 * combine.c (make_compound_operation): Handle the 'E' format.
3089 (count_rtxs): Likewise.
3090 (update_table_tick): Likewise.
3091 (get_last_value_validate): Likewise.
3093 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3095 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3097 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3099 * matrix-reorg.c (transform_allocation_sites): Initializers
3100 added to avoid the warning.
3102 2008-09-25 Martin Jambor <mjambor@suse.cz>
3104 * cgraph.c (free_nodes): New variable.
3105 (NEXT_FREE_NODE): New macro.
3106 (cgraph_create_node): Reuse nodes from the free list. Do not
3107 update uid if doing so.
3108 (cgraph_remove_node): Add the node to the free list.
3110 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3112 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3114 2008-09-24 Richard Henderson <rth@redhat.com>
3116 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3117 * unwind-dw2.c (execute_stack_op): Handle it.
3119 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3122 2008-09-24 Michael J. Eager <eager@eagercon.com>
3124 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3126 * c-common.c (fname_decl): New location argument.
3127 * c-common.h (fname_decl): Same.
3128 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3130 (c_parser_typeof_specifier): Same.
3131 (c_parser_parms_list_declarator): Same.
3132 (c_parser_asm_string_literal): Same.
3133 (c_parser_compound_statement_nostart): Same.
3134 (c_parser_label): Same.
3135 (c_parser_do_statement): Same.
3136 (c_parser_asm_statement): Same.
3137 (c_parser_unary_expression): Same.
3138 (c_parser_sizeof_expression): Same.
3139 (c_parser_postfix_expression): Same.
3140 (c_parser_pragma): Same.
3141 (c_parser_omp_clause_collapse): Same.
3142 (c_parser_omp_clause_num_threads): Same.
3143 (c_parser_omp_clause_schedule): Same.
3144 (c_parser_omp_all_clauses): Same.
3145 (c_parser_omp_sections_scope): Same.
3146 (c_parser_omp_for_loop): Same. Pass condition's location to
3147 c_objc_common_truthvalue_conversion.
3148 (c_parser_enum_specifier): Remove comment.
3150 2008-09-24 Michael J. Eager <eager@eagercon.com>
3152 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3154 * config/rs6000/rs6000.c (rs6000_override_options): Move
3155 rs6000_init_hard_regno_mode_ok after all options changed.
3156 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3157 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3158 -msimple-fpu flags. Add warning messages if single FP not configured.
3159 (rs6000_file_start): Output gnu_attribute for single-float.
3160 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3161 (rs6000_legitimize_address): Likewise.
3162 (rs6000_legitimize_reload_address): Likewise.
3163 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3164 TARGET_SINGLE_FLOAT.
3165 (function_arg_advance): Likewise.
3166 (function_arg): Likewise.
3167 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3168 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3169 TARGET_SINGLE_FLOAT.
3170 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3171 (rs6000_emit_prologue): Likewise.
3172 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3173 TARGET_SINGLE_FLOAT.
3174 (rs6000_libcall_value): Likewise.
3175 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3176 (TARGET_DOUBLE_FLOAT): New default to 1
3177 (TARGET_SIMPLE_FPU): New default to 0
3178 (TARGET_SINGLE_FPU): New default to 0
3179 (TARGET_SINGLE_FLOAT_MODE): New.
3180 (TARGET_DOUBLE_FLOAT_MODE): New.
3181 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3182 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3184 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3185 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3186 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3187 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3188 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3189 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3190 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3191 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3192 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3193 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3194 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3195 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3196 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3197 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3198 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3199 cmptf_internal1, *cmptf_internal2): Condition on
3200 TARGET_DOUBLE_FLOAT.
3201 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3202 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3203 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3204 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3205 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3206 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3207 TARGET_SINGLE_FLOAT.
3208 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3209 * config/rs6000/rs6000.opt (-msingle-float): New.
3210 (-mdouble-float): New.
3211 (-msimple-fpu): New.
3212 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3213 -msingle-float, -mdouble-float, -msimple-fpu options.
3214 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3215 _SOFT_DOUBLE for -msingle-float.
3216 * config.gcc: New config for target=powerpc-xilinx-eabi.
3218 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3220 * config/sparc/constraints.md: New file.
3221 * config/sparc/sparc.md: Include it.
3222 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3223 (sparc_extra_constraint_check): Delete.
3224 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3225 (memory_ok_for_ldd): New predicate.
3226 (sparc_extra_constraint_check): Delete.
3227 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3228 (CONST_OK_FOR_LETTER_P): Likewise.
3229 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3230 (EXTRA_CONSTRAINT): Likewise.
3232 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3234 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3236 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3238 * alias.c (find_base_value): Use FIND_BASE_TERM.
3239 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3241 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3243 * config/i386/i386.c: Include cselib.h.
3244 (ix86_pic_register_p): New function.
3245 (ix86_delegitimize_address): Use it to check for the PIC register.
3247 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3249 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3250 * config/i386/i386.c (ix86_find_base_term): Don't check for
3251 SYMBOL_REF and LABEL_REF.
3253 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3255 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3256 constant PLUS in a CONST.
3258 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3260 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3261 check for sibcall support for w64.
3263 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3265 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3267 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3269 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3270 parser_build_binary_op.
3271 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3272 * c-typeck.c (build_array_ref): Same.
3273 (parser_build_unary_op): New location argument.
3274 (pointer_diff): Pass location to build_binary_op,
3275 c_objc_common_truthvalue_conversion.
3276 (build_modify_expr): Same.
3277 (build_unary_op): New location argument.
3278 (build_binary_op): New location argument.
3279 (c_objc_common_truthvalue_conversion): Pass location to
3280 c_*common_truthvalue_conversion.
3281 * c-convert.c (convert): Same.
3282 * c-common.c (binary_op_error): New location argument.
3283 (pointer_int_sum): Pass location to build_binary_op.
3284 (c_common_truthvalue_conversion): New location argument.
3285 (warn_for_sign_compare): Same.
3286 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3287 binary_op_error, build_binary_op, warn_for_sign_compare.
3288 * c-parser.c (c_parser_condition): Pass location to
3289 c_*common_truthvalue_conversion.
3290 (c_parser_conditional_expression): Save condition's location and pass
3292 (c_parser_binary_expression): Same, but for the binary operator's
3294 (c_parser_omp_for_loop): Pass location to
3295 c_objc_common_truthvalue_conversion.
3297 2008-09-23 Martin Jambor <mjambor@suse.cz>
3299 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3300 (cgraph_node_remove_callees): New temporary f. Hold the next item
3302 (cgraph_node_remove_callers): Likewise.
3304 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3305 (ipa_node_removal_hook): Likewise.
3307 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3308 gimple_call_copy_skip_args and moved to the gimple_call section.
3309 * gimple.c (gimple_copy_call_skip_args): Renamed to
3310 gimple_call_copy_skip_args. Changed al users.
3312 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3314 * ira-color.c (start_allocno_priorities): Rename to
3315 setup_allocno_priorities. Use costs and
3316 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3317 range lengths. Get rid off doubles.
3318 (ira_fast_allocations): Call start_allocno_priorities.
3320 2008-09-22 David Daney <ddaney@avtrex.com>
3323 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3324 register if TARGET_LONG_CALLS.
3326 2008-09-22 Richard Guenther <rguenther@suse.de>
3328 PR tree-optimization/37145
3329 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3330 value-numbering union accesses with their offset and size only.
3331 (visit_reference_op_load): Fix simplification of inserted conversions.
3332 * tree-ssa-pre.c (find_or_generate_expression): Do not
3333 recursively generate expressions if running FRE.
3335 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3337 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3338 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3341 2008-09-22 Richard Guenther <rguenther@suse.de>
3343 PR tree-optimization/37145
3344 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3345 (phi_translate_1): Constant fold references.
3347 2008-09-22 Ira Rosen <irar@il.ibm.com>
3349 PR tree-optimization/37482
3350 * tree-vectorizer.h (struct _slp_instance): Add new field.
3351 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3352 (get_earlier_stmt): New function.
3353 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3355 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3356 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3357 asserts that GSI points to the scalar statement being vectorized.
3358 Set new statement location according to GSI.
3359 (vect_schedule_slp_instance): Use GSI of
3360 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3362 2008-09-21 Jan Hubicka <jh@suse.cz>
3364 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3365 (ipcp_insert_stage): Update dead_nodes bitmap.
3367 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3370 * config/i386/t-cygming (SHLIB_LC): Remove.
3371 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3372 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3374 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3378 * final.c (mark_symbol_ref_as_used): New helper function.
3379 (output_operand): Instead of just looking inside MEMs for
3380 SYMBOL_REFs, use new helper function and for_each_rtx.
3381 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3382 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3383 Make head comment more general.
3384 * config/darwin.c (machopic_output_indirection): Handle weak
3385 references here, like in assemble_external.
3387 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3389 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3390 (sparc_emit_float_lib_cmp): Change return type.
3391 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3392 (gen_compare_operator): New function.
3393 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3394 the comparison sequence. Minor tweaks.
3395 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3396 that the final operator and the result of sparc_emit_float_lib_cmp
3397 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3398 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3399 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3400 result of sparc_emit_float_lib_cmp match for software TFmode.
3401 (movqicc, movhicc, movsicc, movdicc): Merge into...
3402 (mov<I:mode>cc): ...this.
3403 (movsfcc, movdfcc, movtfcc): Merge into...
3404 (mov<F:mode>cc): ...this.
3405 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3407 (mov<I:mode>_cc_v9): ...this.
3408 (movdi_cc_sp64_trunc): Delete.
3409 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3410 movdi_cc_reg_sp64): Merge into...
3411 (mov<I:mode>_cc_reg_sp64): ...this.
3412 (movsf_cc_sp64): Rename into...
3413 (movsf_cc_v9): ...this.
3414 (movdf_cc_sp64): Rename into...
3415 (movdf_cc_v9): ...this.
3416 (movtf_cc_hq_sp64): Rename into...
3417 (movtf_cc_hq_v9): ...this.
3418 (movtf_cc_sp64): Rename into...
3419 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3421 2008-09-21 Diego Novillo <dnovillo@google.com>
3423 * doc/gccint.texi: Include generic.texi and gimple.texi.
3425 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3426 (GIMPLE): Move to gimple.texi.
3427 (Annotations): Remove references to to stmt_ann_t and
3429 (SSA Operands): Rename from 'Statement Operands'.
3430 * doc/generic.texi: New.
3431 * doc/gimple.texi: New.
3432 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3433 * Makefile.in (TEXI_GCCINT_FILES):
3434 * gimple.c (gimple_copy_call_skip_args): Rename from
3435 giple_copy_call_skip_args. Update all users.
3436 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3438 2008-09-21 Ira Rosen <irar@il.ibm.com>
3440 PR tree-optimization/37539
3441 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3442 statement in related statement field only for the first load of the
3443 group of loads with the same data reference.
3445 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3447 * config/mips/mips.h (TUNE_OCTEON): New macro.
3448 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3449 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3450 * config/mips/octeon.md: New file.
3451 * config/mips/mips.md: Include octeon.md. Restore
3452 semi-alphabetical order of include files.
3454 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3457 * config/i386/i386.md (*jcc_fused_1): Removed.
3458 (*jcc_fused_2): Likewise.
3459 (*jcc_fused_3): Likewise.
3460 (*jcc_fused_4): Likewise.
3462 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3464 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3465 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3466 * target.h (gcc_target): Add ira_cover_classes.
3467 * ira.c: Remove IRA_COVER_CLASSES guards.
3468 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3469 instead of IRA_COVER_CLASSES.
3470 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3471 (setup_class_translate): Likewise.
3472 (setup_reg_class_intersect_union): Likewise.
3473 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3474 test of targetm.ira_cover_classes.
3475 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3476 of IRA_COVER_CLASSES.
3477 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3478 (TARGET_INITIALIZER): Include it.
3479 * targhooks.h (default_ira_cover_classes): Declare.
3480 * targhooks.c (default_ira_cover_classes): New function.
3482 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3484 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3486 2008-09-19 Ian Lance Taylor <iant@google.com>
3488 * varasm.c (narrowing_initializer_constant_valid_p): Return
3489 NULL_TREE if ENDTYPE is not an integer.
3491 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3494 * tree-ssa.c (execute_update_addresses_taken): Also update
3495 DECL_GIMPLE_REG_P for vector and complex types.
3497 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3498 Jan Hubicka <jh@suse.cz>
3501 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3502 empty before freeing them.
3503 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3505 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3507 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3508 * config/xtensa/predicates.md (tls_symbol_operand): New.
3509 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3510 (TARGET_CANNOT_FORCE_MEM): Define.
3511 (xtensa_tls_symbol_p): New.
3512 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3513 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3514 (xtensa_tls_module_base): New.
3515 (xtensa_call_tls_desc): New.
3516 (xtensa_legitimize_tls_address): New.
3517 (xtensa_legitimize_address): Handle TLS symbols.
3518 (xtensa_tls_referenced_p_1): New.
3519 (xtensa_tls_referenced_p): New.
3520 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3522 (XTENSA_BUILTIN_THREAD_POINTER): New.
3523 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3524 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3525 builtin. Add declarations for __builtin_thread_pointer and
3526 __builtin_set_thread_pointer.
3527 (xtensa_fold_builtin): Recognize new builtins.
3528 (xtensa_expand_builtin): Expand new builtins.
3529 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3530 (TARGET_THREADPTR): Define.
3531 (HAVE_AS_TLS): Define default value.
3532 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3533 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3534 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3535 (UNSPECV_SET_TP): New.
3536 (sym_TPOFF, sym_DTPOFF): New.
3537 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3538 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3539 * configure: Regenerated.
3541 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3544 * config/ia64/ia64.c (ia64_optimization_options): Move
3545 checking and setting flag_schedule_insns_after_reload and
3546 ia64_flag_schedule_insns2 back to ...
3547 (ia64_override_options): Here.
3549 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3552 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3553 zero extend count after the correction to it is done.
3554 (doloop_optimize): Update call to doloop_modify, don't zero extend
3557 2008-09-18 Martin Jambor <mjambor@suse.cz>
3559 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3561 * ipa-prop.c: Correct comments.
3562 * ipa-prop.h: Likewise.
3564 2008-09-18 Jan Hubicka <jh@suse.cz>
3567 * ipa-reference.c (ipa_reference_local_vars_info_d,
3568 ipa_reference_global_vars_info_d,
3569 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3570 ipa_reference_vars_info_t): Move here from ipa-reference.h
3571 (node_duplication_hook_holder, node_removal_hook_holder): New.
3572 (get_reference_vars_info_from_cgraph): Rename to ...
3573 (get_reference_vars_info): ... this one, use cgraph uids.
3574 (get_local_reference_vars_info, get_global_reference_vars_info):
3575 Use cgraph instead of decl.
3576 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3578 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3579 ipa_reference_get_written_global,
3580 ipa_reference_get_not_written_global): Use cgraph argument.
3581 (check_call): Simplify avail check.
3582 (scan_stmt_for_static_refs): Update.
3583 (propagate_bits): Update.
3584 (merge_callee_local_info): Remove.
3585 (init_function_info): Use cgraph nodes.
3586 (clean_function_local_data): Break out from ...
3587 (clean_function): ... here.
3588 (copy_local_bitmap, copy_global_bitmap): New functions.
3589 (duplicate_node_data, remove_node_data): New functions.
3590 (generate_summary): Register hooks; use visibility instead of
3592 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3593 * ipa-reference.h (ipa_reference_local_vars_info_d,
3594 ipa_reference_global_vars_info_d,
3595 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3596 ipa_reference_vars_info_t): Move to ipa-reference.c
3597 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3599 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3600 ipa_reference_get_not_read_global,
3601 ipa_reference_get_not_written_global): Update prototype.
3602 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3603 (init_state): Remove.
3604 (node_duplication_hook_holder, node_removal_hook_holder): New.
3605 (get_function_state, set_function_state): Use VECtor.
3606 (analyze_function): Check body availability.
3607 (add_new_function): Likewise.
3608 (duplicate_node_data, remove_node_data): New.
3609 (generate_summary): Register hooks; do not care about clones.
3610 (propafate): Do not care about clones; recursive functions are
3612 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3613 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3614 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3616 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3617 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3618 Update call of ipa-reference accesors.
3620 2008-09-18 Simon Baldwin <simonb@google.com>
3622 * c-opts.c (c_common_handle_option): Add handling for
3623 -Wbuiltin-macro-redefined command line option.
3624 * c.opt: Added builtin-macro-redefined option.
3625 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3628 2008-09-18 Richard Guenther <rguenther@suse.de>
3630 PR tree-optimization/37258
3631 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3632 and signedness for integral types.
3633 (vn_phi_eq): Require compatible types.
3635 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3638 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3639 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3641 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3642 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3643 ggc_free other TREE_LIST nodes from that chain.
3644 * function.c (instantiate_decls): Instantiate also DECL_RTL
3645 of vars in cfun->local_decls, free that list afterwards.
3647 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3649 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3650 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3652 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3654 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3655 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3657 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3659 PR tree-optimization/37102
3660 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3661 from a node. Check to see if another PHI is dead.
3662 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3663 remove real PHIs which have no uses.
3664 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3666 2008-09-18 Richard Guenther <rguenther@suse.de>
3669 * tree-cfg.c (remove_useless_stmts_1): Remove
3670 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3672 2008-09-18 Nick Clifton <nickc@redhat.com>
3674 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3675 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3676 to frv_secondary_reload_class.
3677 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3678 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3679 (frv_secondary_reload_class): Omit unused parameter.
3680 (frv_secondary_reload): New function. Handle the case when
3681 secondary_reload_class() is called before the reload_(in|out)
3682 _optabs have been initialised.
3683 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3685 * config/frv/frv.md: Define an exclusion set between fr550_m0
3688 2008-09-18 Richard Guenther <rguenther@suse.de>
3690 PR tree-optimization/37456
3691 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3692 want to insert after ends a BB insert on the single fallthru
3695 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3697 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3698 Mention -march=z9-109, z9-ec and z10.
3700 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3702 PR rtl-optimization/37544
3703 * regrename.c (maybe_mode_change): Exit early when copy_mode
3704 is narrower than orig_mode and narrower than new_mode.
3706 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3709 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3711 * sched-rgn.c (ref_counts): Remove.
3712 (insn_referenced): New static variable.
3713 (INSN_REF_COUNT): Remove.
3714 (sched_run_compute_dependencies): Use insn_referenced instead of
3716 (add_branch_dependences): Likewise. Delete dead assignment.
3718 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3720 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3721 consumer is an asm. Add comment why this is important.
3722 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3723 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3725 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3727 * expr.c (emit_group_store): Do not shift before moving via a
3730 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3732 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3733 from aggregate to non-aggregate type if the bit pattern is not fully
3734 preserved afterwards.
3736 2008-09-17 Richard Guenther <rguenther@suse.de>
3738 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3739 (verify_gimple_assign): ... this. Split into ...
3740 (verify_gimple_assign_unary): ... this,
3741 (verify_gimple_assign_binary): ... that,
3742 (verify_gimple_assign_single): ... and this.
3743 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3744 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3745 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3746 (verify_types_in_gimple_reference): Be forgiving with
3748 (verify_gimple_phi): Deal with virtual operands.
3750 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3752 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3754 * tree.c (get_callee_fndecl): Don't call the language hook.
3755 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3756 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3757 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3759 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3761 * tree.c (protected_set_expr_location): Don't unnecessarily
3762 check for error_mark_node.
3764 2008-09-17 Art Haas <ahaas@impactweather.com>
3766 * ipa-reference.c (analyze_function): Declare step only if
3767 ENABLE_CHECKING is defined.
3769 2008-09-17 Jan Hubicka <jh@suse.cz>
3772 * tree.h (DECL_INLINE): remove.
3773 (DECL_DECLARED_INLINE_P): Update docs.
3774 (DECL_NO_INLINE_WARNING_P): new.
3775 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3776 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3778 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3779 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3782 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3785 2008-09-17 Jan Hubicka <jh@suse.cz>
3787 * ipa-reference.c (ipa_obstack): Remove.
3788 (local_info_obstack, global_info_obstack): New.
3789 (add_static_var): We now handle variables only.
3790 (mark_address_taken, mark_load, mark_store): New functions based on ...
3791 (check_operand): ... remove.
3792 (get_asm_stmt_operands): Rename to ...
3793 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3794 (scan_stmt_for_static_refs): Rewrite.
3795 (scan_op_for_static_refs): Rename to ...
3796 (scan_initializer_for_static_refs): do not look for VAR_DECL
3797 initializers; stop recursion on types and decls.
3798 (ipa_init): Use proper obstacks.
3799 (analyze_variable): Use scan_initializer_for_static_refs.
3800 (init_function_info): Use local obstack.
3801 (analyze_function): Simplify.
3802 (add_new_function): We don't need visited_nodes obstack.
3803 (generate_summary): Use proper obstacks; cleanup after propagation.
3805 2008-09-17 Richard Guenther <rguenther@suse.de>
3808 PR tree-optimization/37491
3809 * alias.c (get_alias_set): Use the canonical type.
3810 * tree-vect-transform.c (vectorizable_store): Use the type of
3811 the lhs for the vector type. Adjust checking.
3812 (vectorizable_load): Adjust checking.
3814 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3815 Adam Nemet <anemet@caviumnetworks.com>
3817 PR rtl-optimization/37483
3818 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3819 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3820 Rearrange code to better match the original comment. Check
3821 t_unconditional first. Improve comment.
3823 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3826 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3827 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3830 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3831 GIMPLE_TRY if cleanup sequence is empty.
3833 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3836 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3837 eliminate IV if the cost are the same.
3839 2008-09-16 Richard Guenther <rguenther@suse.de>
3842 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3845 2008-09-16 Richard Guenther <rguenther@suse.de>
3847 PR tree-optimization/37508
3848 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3850 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3852 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3854 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3856 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3857 use gen_floatdidf2 directly.
3858 (floatunssidf2): Likewise.
3859 (floatsidf_ppc64_mfpgpr): Remove.
3860 (floatsidf_ppc64): Remove.
3861 (floatunssidf_ppc64): Remove.
3863 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3865 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3866 rather than update_cost_queue.
3868 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3869 in every call starting with the second one, instead of only when
3870 alias_bitmap_obstack.elements != NULL.
3872 * tree-predcom.c (filter_suitable_components): Free all refs in
3873 act->refs vector before calling release_component.
3874 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3876 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3878 * tree-loop-linear.c (linear_transform_loops): Initialize
3879 lambda_obstack only after calling perfect_loop_nest_depth.
3880 Goto free_and_continue instead of just continue for later failures.
3883 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3886 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3888 2008-09-14 Andreas Schwab <schwab@suse.de>
3890 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3892 2008-09-14 Jan Hubicka <jh@suse.cz>
3894 * invoke.texi (-fconserve-stack): Document.
3895 * opts.c (decode_options): Handle conserve_stack.
3896 * common.opt (fconvserve_stack): New.
3898 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3900 * config.host: Add x-aix to host_xmake_file.
3901 * config/rs6000/t-aix52: Do not override LDFLAGS.
3902 * config/rs6000/x-aix: New file.
3904 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3910 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3911 is not recognized as a valid register usage. Allow REG_X to be used
3913 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3914 forces a reload when using a base register.
3916 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3918 * config/i386/cygming-crtend.c (register_frame_ctor): If
3919 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3920 directly with atexit.
3921 (deregister_frame_ctor): Rename to ...
3922 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3923 if !DEFAULT_USE_CXA_ATEXIT.
3925 2008-09-13 Jan Hubicka <jh@suse.cz>
3927 * cgraph.c: Include value-prof.h
3928 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3930 2008-09-13 Jan Hubicka <jh@suse.cz>
3933 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3934 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3935 tree_gen_one_value_profiler, tree_gen_average_profiler,
3936 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3938 2008-09-13 Jan Hubicka <jh@suse.cz>
3940 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3941 too many bytes on misalligned blocks.
3943 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3945 * doc/cfg.texi: Fix some typos.
3946 * doc/extend.texi: Likewise.
3947 * doc/install.texi: Likewise.
3948 * doc/invoke.texi: Likewise.
3949 * doc/rtl.texi: Likewise.
3950 * doc/tree-ssa.texi: Likewise.
3952 2008-09-13 Richard Guenther <rguenther@suse.de>
3955 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3956 gimple stores for memory rhs.
3958 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3960 PR rtl-optimization/37489
3961 * cse.c (fold_rtx): Don't return const_true_rtx for float
3962 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3964 2008-09-13 Jan Hubicka <jh@suse.cz>
3966 PR tree-optimization/37392
3967 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3969 2008-09-13 Martin Jambor <mjambor@suse.cz>
3970 Jan Hubicka <jh@suse.cz>
3972 * cgraph.c (free_edges): New variable.
3973 (NEXT_FREE_EDGE): New macro.
3974 (cgraph_free_edge): New function.
3975 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3976 (cgraph_node_remove_callees): Likewise.
3977 (cgraph_node_remove_callers): Likewise.
3978 (cgraph_create_edge): Reuse edges from the free list. Do not
3979 update uid if doing so.
3980 (cgraph_remove_*_hook): Add free call.
3982 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3984 * ira-color.c (conflict_allocno_vec): Delete.
3985 (update_cost_queue_elem): New structure.
3986 (update_cost_queue): New variable.
3987 (update_cost_queue_tail): Likewise.
3988 (update_cost_queue_elems): Likewise.
3989 (allocno_update_cost_check): Delete.
3990 (initiate_cost_update): Allocate update_cost_queue_elems
3991 instead of allocno_update_cost_check.
3992 (finish_cost_update): Update the free()s accordingly.
3993 (start_update_cost): New function.
3994 (queue_update_cost): Likewise.
3995 (get_next_update_cost): Likewise.
3996 (update_copy_costs_1): Inline into...
3997 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3998 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3999 once we've established they are equal. Don't allocate update
4000 costs if there is nothing to add to them.
4001 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4002 DIVISOR arguments. Use a queue instead of recursive calls;
4003 process all the allocnos in the initial queue, rather than
4005 (assign_hard_reg): Use queue_update_cost instead of
4006 conflict_allocno_vec. Queue coalesced allocnos instead
4007 of calling update_conflict_hard_regno_costs for each one.
4008 Just call update_conflict_hard_regno_costs once for the
4010 (ira_color): Remove conflict_allocno_vec handling.
4012 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4014 PR tree-optimization/37484
4015 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4016 (save_var_name): Same.
4017 (initialize_cloog_names): Same.
4018 (initialize_cloog_names): Same.
4020 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4022 * tree-scalar-evolution.c (set_instantiated_value): Set
4025 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4029 * ira-build.c (common_loop_tree_node_dominator): Remove.
4030 (copy_live_ranges_to_removed_store_destinations): New function.
4031 (regno_top_level_allocno_map): Move to top level from ...
4032 (ira_flattening): ... here. Use
4033 copy_live_ranges_to_removed_store_destinations.
4035 * ira-emit.c (generate_edge_moves): Fix a comment.
4037 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4040 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4041 scratch register after 'set' pattern.
4043 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4045 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4046 information passed to mark_reg_pointer.
4047 * explow.c (force_reg): Likewise.
4049 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4051 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4052 when building for the celledp architecture.
4054 2008-09-12 Richard Guenther <rguenther@suse.de>
4056 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4058 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4060 PR rtl-optimization/37424
4061 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4062 the regnos instead of the addresses.
4064 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4066 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4068 2008-09-11 Richard Guenther <rguenther@suse.de>
4070 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4071 entering the weaker equivalence recording.
4073 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4075 2008-09-11 Jeff Law <law@redhat.com>
4077 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4078 by assign_stack_local on the IRA path for stack slot sharing
4079 as well as the non-IRA path.
4081 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4083 * config/i386/i386.h: Fix whitespace issues.
4085 2008-09-11 Martin Jambor <mjambor@suse.cz>
4087 * ipa-prop.h (struct ipa_param_flags): Removed.
4088 (struct ipa_param_descriptor): New structure.
4089 (struct ipa_node_params): ipcp_lattices, param_decls and
4090 param_flags moved to ipa_param_description.
4091 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4092 descriptors. Renamed all users.
4093 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4094 changed to access descriptors. Renamed all users.
4095 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4096 to access descriptors. Renamed all users.
4097 * ipa-cp.c (ipcp_init_cloned_node): Call
4098 ipa_initialize_node_params instead of ipa_count_formal_params and
4099 ipa_create_param_decls_array.
4100 (ipcp_analyze_node): Likewise.
4101 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4102 descriptors. Renamed all users.
4103 (ipcp_initialize_node_lattices): Remove allocation.
4104 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4105 ipa_initialize_node_params instead of ipa_count_formal_params and
4106 ipa_create_param_decls_array.
4107 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4108 ipa_populate_param_decls, made static, added parameter info,
4109 renamed mt to node, removed allocation, changed to use
4111 (ipa_count_formal_params): Made static, added parameter info,
4113 (ipa_initialize_node_params): New function.
4114 (ipa_check_stmt_modifications): Changed to use descriptors.
4115 (ipa_detect_param_modifications): Removed allocation, changed to
4117 (ipa_note_param_call): Changed to use descriptors.
4118 (ipa_analyze_params_uses): Removed allocation.
4119 (ipa_free_node_params_substructures): Changed to use descriptors.
4120 (ipa_edge_duplication_hook): Use the unused attribute.
4121 (ipa_node_duplication_hook): Use the unused attribute, changed to
4122 use descriptors, changed to duplicate descriptors.
4124 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4125 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4126 indirect inlining. Made static.
4127 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4128 functions called only once.
4129 (cgraph_decide_recursive_inlining): Don't call
4130 ipa_propagate_indirect_call_infos, pass new_edges to
4131 cgraph_mark_inline_edge instead.
4132 (cgraph_decide_inlining_of_small_functions): Don't call
4133 ipa_propagate_indirect_call_infos, pass new_edges to
4134 cgraph_mark_inline_edge instead.
4135 (cgraph_decide_inlining): Don't call
4136 ipa_propagate_indirect_call_infos.
4137 * ipa-prop.c: Check that vectors are allocated.
4139 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4140 iff a new cgraph edges have been created.
4141 (cgraph_decide_inlining): New variable redo_always_inline.
4142 Flattening and always_inlining loop until callgraph stabilizes.
4143 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4144 true iff new cgraph edges have been created.
4145 (propagate_info_to_inlined_callees): Likewise.
4146 (ipa_propagate_indirect_call_infos): Likewise.
4148 2008-09-11 Richard Guenther <rguenther@suse.de>
4150 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4151 (set_prologue_iterations): Likewise.
4152 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4154 (vect_update_init_of_dr): Likewise.
4155 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4157 * fold-const.c (fold_unary): Do not generate calculations
4160 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4162 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4163 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4164 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4166 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4168 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4169 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4170 before finalizing the changes.
4171 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4173 (simplify_truth_ops_using_ranges): New.
4174 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4175 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4176 whether a simplification was made.
4177 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4178 use a switch statement and also call simplify_truth_ops_using_ranges.
4180 2008-09-11 Jan Hubicka <jh@suse.cz>
4182 * ggc-common.c (loc_array): Make static.
4183 * dce.c (rest_of_handle_ud_dce): Free worklist.
4185 2008-09-11 Jan Hubicka <jh@suse.cz>
4187 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4188 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4189 function so we are sure we do not dangle it forever.
4190 * function.c (outer_function_chain, find_function_data): Remove.
4191 (function_context_stack): New.
4192 (push_function_context, pop_function_context): Update.
4193 * function.h (struct function): Remove pointer outer.
4194 (outer_function_chain, find_function_data): Remove.
4195 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4197 2008-09-11 Jan Hubicka <jh@suse.cz>
4200 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4202 2008-09-11 Jan Hubicka <jh@suse.cz>
4204 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4206 2008-09-11 Jan Hubicka <jh@suse.cz>
4208 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4209 (free_var_map_entry): New function.
4210 (redirect_edge_var_map_destroy): Use it.
4212 2008-09-11 Jan Hubicka <jh@suse.cz>
4215 * tree-inline.c (add_lexical_block): Replace with ...
4216 (prepend_lexical_block): ... prepend at begginig.
4217 (remap_blocks): Use it and reverse later.
4218 (expand_call_inline): Use prepend_lexical_block.
4220 2008-09-11 Jan Hubicka <jh@suse.cz>
4222 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4224 2008-09-11 Jan Hubicka <jh@suse.cz>
4226 * function.c (free_after_compilation): Call insn_locators_free.
4227 * cfglayout.c (insn_locators_free): New function.
4228 * rtl.h (insn_locators_free): Declare.
4230 2008-09-11 Jan Hubicka <jh@suse.cz>
4232 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4234 (cond_move_process_if_block): Update call.
4236 2008-09-11 Jan Hubicka <jh@suse.cz>
4238 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4239 * vec.c: Include hashtab.h
4240 (vec_descriptor, ptr_hash_entry): New structures.
4241 (vec_desc_hash, vec_ptr_map): New static variables.
4242 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4243 register_overhead, free_overhead, vec_heap_free): New functions.
4244 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4245 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4246 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4249 2008-09-11 Ira Rosen <irar@il.ibm.com>
4251 PR tree-optimization/37474
4252 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4253 length of load permutation.
4255 2008-09-11 Andreas Schwab <schwab@suse.de>
4257 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4259 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4262 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4263 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4264 simplify_gen_subreg.
4266 2008-09-11 Ira Rosen <irar@il.ibm.com>
4268 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4271 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4274 * gimplify.c (gimplify_body): Call default_rtl_profile.
4277 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4278 instead of tok->val.node if not expanding to something else. Handle
4279 intervening CPP_PADDING tokens.
4280 (altivec_categorize_keyword): Remove unneeded comparisons.
4282 2008-09-10 Richard Guenther <rguenther@suse.de>
4284 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4286 2008-09-10 Richard Guenther <rguenther@suse.de>
4289 * tree-inline.c (insert_init_stmt): Make sure to not
4290 insert invalid gimple stores.
4292 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4294 PR tree-optimization/37388
4295 * toplev.c (process_options): Fail and warn when graphite
4296 flags are used, but the compiler has not been configured
4297 with graphite libraries.
4298 * graphite.c (graphite_transform_loops): Remove printfs
4299 to dump_file for the case when graphite is not available.
4301 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4304 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4305 the even element into register.
4306 (ix86_expand_vector_init_general): Don't use
4307 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4308 if we can't move from GPR to SSE register directly.
4310 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4312 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4313 not lose track of the number of NOPs needed. Number of NOPs needed
4314 for sync vs. loads workaround was switched; corrected. Run second
4315 pass for all workarounds. No NOPs needed after call insns. Change
4316 second pass to use find_next_insn_start and find_load helpers in order
4317 to properly detect parallel insns.
4318 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4320 2008-09-10 Jan Hubicka <jh@suse.cz>
4322 * value-prof.c (gimple_ic): Fix tuplification bug.
4323 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4326 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4328 PR tree-optimization/37353
4329 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4330 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4331 calls instead of cond_dead_built_in_calls.
4332 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4333 initalize the vector only before adding first entry. Use VEC_safe_push
4334 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4335 shrink_wrap_conditional_dead_built_in_calls call.
4337 2008-09-10 Ira Rosen <irar@il.ibm.com>
4339 PR tree-optimization/37385
4340 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4341 argument, and use it as a vector type if not NULL.
4342 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4344 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4345 additional argument.
4346 (vectorizable_load): Likewise.
4348 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4350 * config/i386/i386.md (SWI32): New mode iterator.
4351 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4354 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4356 PR rtl-optimization/37435
4357 * caller-save.c (insert_restore, insert_save): Check the mode by
4360 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4363 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4365 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4368 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4370 * doc/invoke.texi (ARM Options): Correct errors in discussion
4371 of -mfloat-abi, -mhard-float, and -msoft-float.
4373 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4374 Jan Hubicka <jh@suse.cz>
4377 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4378 calling gimple_regimplify_operands on it. Iterate over all newly
4379 added statements, not just the last one.
4380 (insert_init_stmt): Insert stmt into seq first, then call
4381 gimple_regimplify_operands on it. Don't create new gimplification
4382 context, nor find referenced vars.
4384 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4387 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4388 to pointer to vector pointer.
4389 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4390 propagate_info_to_inlined_callees): Likewise.
4391 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4392 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4393 ipa_check_create_edge_args.
4394 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4395 argument to pointer to vector pointer.
4396 (cgraph_decide_inlining_of_small_function): Adjust
4397 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4401 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4402 optimizing for size, not speed.
4404 PR rtl-optimization/37408
4405 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4406 if parm is promoted.
4408 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4410 PR tree-optimization/37375
4411 * tree-scalar-evolution.c (scev_info_str): Add field
4413 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4414 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4415 set_instantiated_value): Pass instantiated_below.
4416 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4418 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4419 the definitions are not instantiated.
4421 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4422 (block_before_loop): New.
4423 * tree-data-ref.c (dr_analyze_indices): Update uses of
4425 * graphite.c (block_before_scop): New.
4426 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4427 basic block, not a loop for determining the parameters.
4428 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4430 (idx_record_params, find_params_in_bb, find_scop_parameters,
4431 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4432 to instantiate_scev.
4434 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4436 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4440 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4442 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4443 Check zero freq and increase if necessary.
4445 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4447 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4448 regno is in the right range. Add comments.
4450 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4452 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4454 * mips-tfile.c (copy_object): Cast alloca result to int *.
4455 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4457 Rename class to sclass.
4458 (read_tfile): Cast read_seek return values to proper types.
4459 Cast xcalloc return value to proper type.
4461 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4463 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4464 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4465 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4467 2008-09-09 Jan Hubicka <jh@suse.cz>
4469 * profile.c (is_edge_inconsistent): Add debug output; ignore
4470 negative count on fake edges.
4471 (is_inconsistent): Add debug output.
4473 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4475 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4477 (choose_ready): When first insn is chosen from the ready list, also
4480 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4482 PR rtl-optimization/37360
4483 * haifa-sched.c (max_issue): Do not assert that we never issue more
4484 insns than issue_rate. Add comment.
4486 2008-09-09 Richard Guenther <rguenther@suse.de>
4488 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4489 (verify_types_in_gimple_call): Rename to ...
4490 (verify_gimple_call): ... this. Enhance.
4491 (verify_types_in_gimple_cond): Remove.
4492 (verify_gimple_comparison): New function ...
4493 (verify_types_in_gimple_assign): ... split out from here.
4494 (verify_types_in_gimple_return): Rename to ...
4495 (verify_gimple_return): ... this. Enhance.
4496 (verify_types_in_gimple_switch): Rename to ...
4497 (verify_gimple_switch): ... this. Enhance.
4498 (verify_gimple_goto): New function.
4499 (verify_types_in_gimple_phi): Rename to ...
4500 (verify_gimple_phi): ... this. Enhance.
4501 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4502 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4503 (verify_types_in_gimple_seq_2): Remove cases handled in
4504 verify_types_in_gimple_stmt.
4506 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4508 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4509 (push_multiple_operation, pop_multiple_operation): Set it.
4510 (workaround_rts_anomaly): New function.
4511 (workaround_speculation): New function, broken out of bfin_reorg.
4512 (bfin_reorg): Call the new functions.
4514 2008-09-09 Richard Guenther <rguenther@suse.de>
4518 * gimplify.c (gimplify_conversion): Change conversions of
4519 non-register type to VIEW_CONVERT_EXPRs.
4520 (gimplify_addr_expr): If we need to make the operand
4521 addressable make sure to use a properly initialized
4522 temporary for that so it gets a valid gimple store.
4524 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4526 * function.h (struct function): Add function_start_locus.
4527 * cfgexpand.c (gimple_expand_cfg): Use it.
4528 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4530 2008-09-09 Richard Guenther <rguenther@suse.de>
4532 PR tree-optimization/37433
4533 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4536 2008-09-09 Richard Guenther <rguenther@suse.de>
4538 PR tree-optimization/37387
4539 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4540 and bits to a common type.
4542 2008-09-09 Nick Clifton <nickc@redhat.com>
4544 * config/v850/v850.md (return): Restore frame size restriction.
4546 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4548 * c-common.c (c_expand_decl): Remove.
4549 * c-common.h (anon_aggr_type_p): Remove prototype.
4550 (DECL_ANON_UNION_ELEMS): Remove.
4551 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4552 * c-decl.c (anon_aggr_type_p): Remove.
4553 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4554 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4555 * langhooks.h (struct lang_hooks): Remove expand_decl.
4556 * langhooks.c (lhd_expand_decl): Remove.
4557 * stmt.c (expand_anon_union_decl): Remove.
4558 * tree.h (expand_anon_union_decl): Remove prototype.
4560 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4563 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4565 * config/avr/avr.md (QISI) : Define mode iterator.
4566 (negated_tst<mode>) : Redefine as split using mode macro.
4567 (reversed_tstqi): Define insn as reversed compare with zero.
4568 (reversed_tsthi): Ditto.
4569 (reversed_tstsi): Ditto.
4571 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4574 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4575 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4578 * predict.c (optimize_function_for_size_p): Don't segfault if
4580 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4581 tree_swap_operands_p): Don't test cfun != NULL before calling
4582 optimize_function_for_s*_p.
4584 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4586 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4589 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4591 * crx/crx.h (IRA_COVER_CLASSES): Define.
4593 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4596 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4597 even when a stmt has been gimple_modified_p, but after fold_stmt is
4598 not any longer. Remove unneeded may_have_exposed_new_symbols
4601 2008-09-08 Richard Guenther <rguenther@suse.de>
4603 PR tree-optimization/37421
4604 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4607 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4610 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4612 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4615 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4616 * pa-hpux10.h (LINK_SPEC): Likewise.
4617 * pa-hpux11.h (LINK_SPEC): Likewise.
4619 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4621 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4622 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4624 2008-09-07 Helge Deller <deller@gmx.de>
4626 * pa/linux-atomic.c: New file.
4627 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4628 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4630 2008-09-07 Richard Guenther <rguenther@suse.de>
4631 Ira Rosen <irar@il.ibm.com>
4633 PR tree-optimization/36630
4634 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4635 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4637 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4638 Ira Rosen <irar@il.ibm.com>
4640 PR tree-optimization/35642
4641 * config/rs6000/altivec.md (mulv8hi3): Implement.
4643 2008-09-06 Jeff Law <law@redhat.com>
4645 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4647 2008-09-06 Jan Hubicka <jh@suse.cz>
4649 PR tree-optimization/14703
4650 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4652 * passes.c (init_optimization_passes): Recompute inline parameters.
4654 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4656 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4659 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4660 Peter Fuerst <post@pfrst.de>
4662 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4663 * doc/extend.texi: Document __builtin_mips_cache.
4664 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4665 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4666 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4667 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4668 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4669 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4670 (set_push_mips_isas): New variable.
4671 (mips_r10k_cache_barrier): New variable.
4672 (cache): New availability predicate.
4673 (mips_builtins): Add an entry for __builtin_mips_cache.
4674 (mips_build_cvpointer_type): New function.
4675 (MIPS_ATYPE_CVPOINTER): New macro.
4676 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4678 (r10k_simplified_address_p, r10k_simplify_address)
4679 (r10k_uncached_address_p, r10k_safe_address_p)
4680 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4681 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4682 (r10k_insert_cache_barriers): New functions.
4683 (mips_reorg_process_insns): Delete cache barriers after a
4684 branch-likely instruction.
4685 (mips_reorg): Call r10k_insert_cache_barriers.
4686 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4687 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4688 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4689 (mips_cache, r10k_cache_barrier): New define_insns.
4691 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4693 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4694 * ira-color.c (setup_allocno_left_conflicts_num): Use
4695 hard_reg_set_equal_p instead of a comparison with
4696 ira_zero_hard_reg_set.
4697 * ira.c (setup_reg_subclasses): Likewise.
4698 (setup_cover_and_important_classes): Likewise.
4699 (setup_class_translate): Likewise.
4700 (setup_reg_class_intersect_union): Likewise.
4701 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4702 (ira_init_once): Don't initialize them.
4704 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4706 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4708 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4710 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4712 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4714 Improved branch hints, safe hints, and scheduling.
4716 * haifa-sched.c (sched_emit_insn) : Define.
4717 * sched-int.h (sched_emit_insn) : Add prototype.
4718 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4719 -mhint-max-distance -msafe-hints) : Document.
4720 * config/spu/spu.c (spu_flag_var_tracking): New.
4721 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4722 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4723 TARGET_ASM_FILE_START): Define.
4724 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4725 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4726 (spu_emit_branch_hint): Add blocks argument.
4727 (insert_branch_hints, insert_nops): Remove.
4728 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4729 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4730 spu_sched_reorder, asm_file_start): New functions.
4731 (clock_var, spu_sched_length, pipe0_clock,
4732 pipe1_clock, prev_clock_var, prev_priority,
4733 spu_ls_first, prev_ls_clock): New static variables.
4734 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4735 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4736 (nopn_nv): Add a non-volatile version of nop.
4737 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4738 -mhint-max-distance, -msafe-hints): New options.
4740 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4741 Samuel Tardieu <sam@rfc1149.net>
4743 * opts.c (decode_options): Combine nested if statements.
4746 * opts.c (decode_options): Handle more relationships among
4747 unit-at-a-time, toplevel-reorder, and section-anchors.
4749 2008-09-05 David Daney <ddaney@avtrex.com>
4751 * doc/install.texi (--enable-reduced-reflection): Document new option.
4753 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4755 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4757 (constantpool_operand): New.
4758 (move_operand): Disallow sub-word modes for the constant pool.
4759 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4760 (xtensa_secondary_reload_class): Replace with....
4761 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4762 Set icode for sub-word reloads from the constant pool.
4763 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4764 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4765 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4766 * config/xtensa/xtensa-protos.h: Update prototypes.
4768 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4770 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4771 (REG_CLASS_NAMES): Update.
4772 (REG_CLASS_CONTENTS): Update.
4773 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4774 of ALL_REGS for regs 77 and 78.
4775 * function.c (instantiate_virtual_regs_in_insn): Assert that
4776 return value of simplify_gen_subreg is not NULL.
4778 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4780 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4781 (gen_rtvec_v): Fix coding standards.
4783 2008-09-04 Jan Hubicka <jh@suse.cz>
4785 * i386.c (decide_alg): Be more conservative about optimizing for size.
4787 2008-09-04 Ian Lance Taylor <iant@google.com>
4789 * varasm.c (narrowing_initializer_constant_valid_p): New
4791 (initializer_constant_valid_p): Call it.
4793 2008-09-04 Jeff Law <law@redhat.com>
4795 * fold-const.c (native_encode_real): Fix computation of WORDS.
4796 (native_interpret_real): Likewise.
4798 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4800 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4802 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4804 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4805 that the cost is already taken into account in ira-costs.c
4807 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4809 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4810 ira_debug_copies): New.
4811 (ira_bulid): Call print_copies.
4813 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4815 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4818 * config/rs6000/rs6000.c (optimization_options): Remove check of
4819 flag_toplevel_order.
4821 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4823 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4824 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4825 second operand is a reg_imm10_operand.
4826 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4827 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4828 (*seq_<GPR:mode><GPR2:mode>): Rename to
4829 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4831 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4832 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4834 (*sne_<GPR:mode><GPR2:mode>): Rename to
4835 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4838 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4840 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4841 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4842 combining an arithmetic right shift by more than 31 and a
4843 trunction. Don't match for out-of-range shift amounts. Set
4844 attribute mode to <MODE>.
4845 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4846 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4847 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4848 shifts by less than 32.
4849 (extv): Change predicate on first operand to accept registers.
4850 Change predicate of the other operands from immediate_operand to
4851 const_int_operand. Expand exts when source is a register.
4852 (extzv): Change predicate of the constant operands from
4853 immediate_operand to const_int_operand.
4854 (extzv<mode>): Change predicate of the constant operands from
4855 immediate_operand to const_int_operand and no constraint. Also
4857 (*extzv_trunc<mode>_exts): New pattern.
4859 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4861 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4862 * config/mips/mips-protos.h (mask_low_and_shift_p,
4863 mask_low_and_shift_len): Declare.
4864 * config/mips/mips.c (mask_low_and_shift_p,
4865 mask_low_and_shift_len): New functions.
4866 (mips_print_operand): Handle new operand prefix "m".
4867 * config/mips/mips.md (*cins<mode>): New pattern.
4869 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4871 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4872 optimizing for size.
4874 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4876 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4877 regardless of epilogue_completed.
4879 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4882 * ira-lives.c (process_bb_node_lives): Check setjmp.
4884 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4887 * ira-build.c (form_loop_tree): Reverse BB walk.
4888 (create_bb_allocnos): Likewise.
4889 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4890 (mark_reg_store): Rename to...
4891 (mark_ref_live): ...this and take a df_ref argument instead of
4892 note_stores arguments. Assert that we have a register.
4893 (mark_reg_clobber): Delete.
4894 (def_conflicts_with_inputs_p): New function.
4895 (mark_reg_conflicts): Delete.
4896 (mark_reg_death): Rename to...
4897 (mark_ref_dead): ...this and take a df_ref argument instead of
4898 a register. Assert that we have a register.
4899 (process_bb_node_lives): Hoist frequency calculation out of
4900 instruction walk. Convert from a forwards scan to a backwards scan.
4901 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4902 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4903 (create_allocno_live_ranges): Don't create regs_set.
4905 2008-09-04 Ian Lance Taylor <iant@google.com>
4907 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4908 or REG_LABEL_TARGET.
4909 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4910 comparing MODE with MEM.
4911 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4912 comparing with GF_PREDICT_TAKEN.
4913 (gimple_get_lhs): Change code to enum gimple_code.
4914 (gimple_set_lhs): Likewise.
4915 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4916 * omp-low.c (find_omp_clause): Change kind parameter to enum
4918 * tree-flow.h (find_omp_clause): Update declaration.
4919 * regrename.c (clear_dead_regs): Change kind parameter to enum
4921 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4923 * see.c (see_get_extension_data): Change return type to enum
4924 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4925 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4926 (see_gen_normalized_extension): Change extension_code parameter to
4928 (see_seek_pre_extension_expr): Change extension_code to enum
4930 (see_merge_one_def_extension): Likewise.
4931 (see_handle_relevant_defs): Likewise.
4932 (see_handle_relevant_uses): Likewise.
4933 (see_analyze_one_def): Likewise.
4934 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4935 GIMPLE_ASM rather than ASM_EXPR.
4936 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4937 GIMPLE_RETURN rather than RETURN_EXPR.
4938 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4939 (evaluate_stmt): Likewise.
4940 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4941 to enum vect_relevant.
4942 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4943 compare gimple codes with tree codes.
4945 2008-09-04 Paul Brook <paul@codesourcery.com>
4947 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4949 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4951 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4952 pointer check lost in the recent no-unit-at-a-time patch.
4954 2008-09-04 Jan Hubicka <jh@suse.cz>
4957 * tree-switch-conversion.c (check_final_bb): Accept only IP
4960 2008-09-04 Jan Hubicka <jh@suse.cz>
4962 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4964 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4965 using_ranges argument.
4966 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4967 (vrp_visit_cond_stmt): Update call of
4968 vrp_evaluate_conditional_warnv_with_ops
4970 2008-09-04 Jan Hubicka <jh@suse.cz>
4972 PR tree-optimization/37345
4973 PR tree-optimization/37358
4974 PR tree-optimization/37357
4975 * tree.c (build_function_type_skip_args): Build distinct type copy;
4977 (build_function_decl_skip_args): Set type of new decl not orig decl;
4978 clear DECL_VINDEX for methods turned into functions.
4980 2008-09-04 Nick Clifton <nickc@redhat.com>
4982 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4983 * configure: Regenerate.
4984 * config.in: Regenerate.
4985 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4986 alignment field, if it is supported.
4988 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4990 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4993 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4995 * config/rs6000/rs6000.c (processor_target_table): Do not
4996 enable VMX for POWER6.
4998 2008-09-03 Anton Blanchard <anton@samba.org>
5000 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5001 emit memory barrier before operation.
5003 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5006 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5007 default_elf_asm_output_external.
5009 2008-09-03 Jeff Law <law@redhat.com>
5011 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5013 2008-09-03 Richard Henderson <rth@redhat.com>
5015 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5016 memory barrier to below the test-and-set.
5017 (alpha_split_lock_test_and_set_12): Likewise.
5019 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5023 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5026 * ira-color.c (print_loop_title): Use all_allocnos.
5027 (color_pass): Ditto. Don't add border_allocnos. Check that
5028 subloop allocno in the correspdoning bitmap all_allocnos.
5030 * ira-emit.c (change_loop): Use all_allocnos.
5032 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5033 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5034 (create_cap_allocno): Remove setting mentioned_allocnos.
5035 (create_insn_allocnos): Ditto.
5036 (remove_unnecessary_allocnos): Use all_allocnos.
5037 (check_allocno_creation): Check that allocnos are in the
5038 corresponding bitmap all_allocnos.
5040 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5044 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5045 (process_regs_for_copy): Process subregs. Refine check when cost
5046 is taken into account in ira-costs.c.
5047 (process_reg_shuffles): Use REG_SUBREG_P.
5048 (add_insn_allocno_copies): Ditto. Ignore modes.
5050 * ira-color.c (conflict_allocno_vec): New.
5051 (COST_HOP_DIVISOR): New macro.
5052 (update_copy_costs_1): Use it.
5053 (update_conflict_hard_regno_costs): New function.
5054 (assign_hard_reg): Use it.
5055 (ira_color): Allocate and free conflict_allocno_vec.
5057 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5061 * ira-int.h (ira_sort_insn_chain): Remove.
5063 * ira.c (basic_block_order_nums, chain_insn_order,
5064 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5065 (ira): Don't call ira_sort_insn_chain.
5067 * reload1.c (reload): Don't call ira_sort_insn_chain.
5069 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5072 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5073 which become non throw.
5074 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5075 update_call_expr after updating the flags on the decl.
5077 2008-09-03 Jan Hubicka <jh@suse.cz>
5079 PR tree-optimization/37315
5080 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5081 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5082 (cgraph_analyze_functions): Use node->analyzed
5083 (cgraph_mark_functions_to_output): Likewise.
5084 (cgraph_expand_function): All functions can be released after
5086 (cgraph_optimize): Use gimple_has_body_p.
5087 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5088 (cgraph_decide_inlining_incrementally): Likewise.
5089 (inline_transform): Inline transform.
5090 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5092 (inlinable_function_p): Drop gimple_body check.
5093 (expand_call_inline): Use gimple_has_body_p.
5094 * gimple.c (gimple_has_body_p): New.
5095 * gimple.h (gimple_has_body_p): Add prototype.
5096 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5097 (dump_function_to_file): Use gimple_has_body_p check.
5099 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5102 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5104 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5106 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5108 From Michael Frysinger <michael.frysinger@analog.com>
5109 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5110 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5113 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5116 * doc/extend.texi: Document picoChip builtin functions.
5117 * doc/invoke.texi: Document picoChip options.
5118 * doc/contrib.texi: Add picoChip contribution.
5119 * doc/md.texi: Document picoChip constraints.
5120 * config.gcc: Add picochip-*-*.
5121 * config/picochip/: Add new port.
5123 2008-09-03 Richard Guenther <rguenther@suse.de>
5125 PR tree-optimization/37328
5126 * tree-sra.c (sra_build_assignment): Gimplify properly.
5127 (generate_copy_inout): Take the correct stmt as definition,
5128 remove bogus assert.
5130 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5132 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5135 From Michael Frysinger <michael.frysinger@analog.com>
5136 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5138 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5140 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5141 (__gthread_setspecific): Revert 2008-08-31 change to
5142 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5144 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5146 * diagnostic.c (error_at): New.
5147 * toplev.h (error_at): New prototype.
5148 * c-typeck.c (build_array_ref): Call error_at instead of error.
5149 Pass location to pedwarn.
5151 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5153 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5155 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5157 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5158 VAR_DECL and CONST_DECL.
5160 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5161 Jakub Jelinek <jakub@redhat.com>
5163 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5164 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5165 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5166 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5167 Don't set ix86_save_varrargs_registers.
5168 (ix86_setup_incoming_varargs): Assume cum != NULL.
5169 (ix86_va_start): Check ix86_varargs_gpr_size and
5170 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5171 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5172 from frame pointer if ix86_varargs_gpr_size == 0.
5173 (ix86_compute_frame_layout): Updated.
5174 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5175 (ix86_varargs_gpr_size): Define.
5176 (ix86_varargs_fpr_size): Likewise.
5177 (machine_function): Remove save_varrargs_registers.
5178 Add varargs_gpr_size and varargs_fpr_size.
5180 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5182 * config/alpha/alpha.c (va_list_skip_additions,
5183 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5184 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5187 PR tree-optimization/36766
5188 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5189 for already removed basic blocks.
5192 * real.c (real_maxval): Clear a lower bit to make real_maxval
5193 match get_max_float for IBM long double format.
5195 2008-09-02 Andreas Schwab <schwab@suse.de>
5197 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5198 * configure: Regenerate.
5200 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5202 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5203 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5204 checking for a non-VOID CONSTANT_P.
5206 2008-09-02 Jan Hubicka <jh@suse.cz>
5208 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5209 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5212 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5214 * expr.c (emit_group_store): Don't assert stack temp mode size.
5216 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5217 Tobias Grosser <grosser@fim.uni-passau.de>
5218 Jan Sjodin <jan.sjodin@amd.com>
5219 Harsha Jagasia <harsha.jagasia@amd.com>
5220 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5221 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5222 Adrien Eliche <aeliche@isty.uvsq.fr>
5224 Merge from graphite branch.
5227 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5228 * doc/invoke.texi (-floop-block, -floop-interchange,
5229 -floop-strip-mine): Document new flags.
5230 * tree-into-ssa.c (gimple_vec): Moved...
5231 * tree-loop-distribution.c (rdg_component): Moved...
5232 * cfgloopmanip.c: Include tree-flow.h.
5233 (update_dominators_in_loop): New.
5234 (create_empty_if_region_on_edge): New.
5235 (create_empty_loop_on_edge): New.
5236 (loopify): Use update_dominators_in_loop.
5237 * tree-pass.h (pass_graphite_transforms): Declared.
5238 * configure: Regenerate.
5239 * tree-phinodes.c (make_phi_node): Export.
5240 (add_phi_node_to_bb): New, split from create_phi_node.
5241 * tree-chrec.c (for_each_scev_op): New.
5242 * tree-chrec.h (for_each_scev_op): Declared.
5243 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5244 (remove_statement): Call get_phi_with_result.
5245 * config.in (HAVE_cloog): Undef.
5246 * gdbinit.in (pgg): New.
5247 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5248 * tree-ssa-loop.c (graphite_transforms): New.
5249 (gate_graphite_transforms): New.
5250 (pass_graphite_transforms): New.
5251 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5252 HAVE_cloog): Defined.
5253 * tree-vectorizer.c (rename_variables_in_bb): Export.
5254 * tree-data-ref.c (dr_may_alias_p): Export.
5255 (stmt_simple_memref_p): New.
5256 (find_data_references_in_stmt): Export.
5257 (find_data_references_in_loop): Export.
5258 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5259 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5260 (create_rdg_vertices): Export.
5261 (build_empty_rdg): New.
5262 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5263 * tree-data-ref.h (rdg_component): ... here.
5265 (struct data_reference): Add a field scop.
5267 (find_data_references_in_loop): Declared.
5268 (find_data_references_in_stmt): Declared.
5269 (create_rdg_vertices): Declared.
5270 (dr_may_alias_p): Declared.
5271 (stmt_simple_memref_p): Declared.
5272 (struct rdg_edge): Add a field ddr_p relation.
5273 (build_empty_rdg): Declared.
5274 * lambda.h (lambda_matrix): Declare a VEC of.
5275 (find_induction_var_from_exit_cond): Declared.
5276 (lambda_vector_compare): New.
5277 * common.opt (fgraphite, floop-strip-mine,
5278 floop-interchange, floop-block): New flags.
5279 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5280 * cfgloop.c (is_loop_exit): New.
5281 * cfgloop.h (is_loop_exit): Declared.
5282 (create_empty_if_region_on_edge): Declared.
5283 (create_empty_loop_on_edge): Declared.
5284 * tree-flow.h (add_phi_node_to_bb): Declared.
5285 (make_phi_node): Declared.
5286 (rename_variables_in_bb): Declared.
5287 (perfect_loop_nest_depth): Declared.
5288 (graphite_transform_loops): Declared.
5289 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5290 (graphite.o-warn): Add -Wno-error.
5291 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5292 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5293 (INCLUDES): Add PPLINC, CLOOGINC.
5294 (OBJS-common): Add graphite.o.
5295 (graphite.o): Add rule.
5296 * gimple.h (gimple_vec): ... here.
5297 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5298 * passes.c (init_optimization_passes): Schedule
5299 pass_graphite_transforms.
5301 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5304 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5305 and -fno-toplevel-reorder after handle_options.
5307 2008-09-02 Paul Brook <paul@codesourcery.com>
5309 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5310 (arm_override_options): Set arm_tune_cortex_a9.
5311 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5312 (arm_issue_rate): Handle cortexa9.
5313 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5314 * config/arm/arm-cores.def: Add cortex-a9.
5315 * config/arm/arm-tune.md: Regenerate.
5316 * config/arm/arm.md: Include cortex-a9.md.
5317 (generic_sched, generic_vfp): Add cortexa9.
5318 * config/arm/cortex-a9.md: New file.
5320 2008-09-02 Richard Guenther <rguenther@suse.de>
5322 PR tree-optimization/37327
5323 * tree-vrp.c (register_new_assert_for): Make sure to not have
5324 TREE_OVERFLOW set on the bound.
5326 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5328 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5330 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5331 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5334 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5336 * gcc/config/spu/spu.md (divdf3): Removed.
5338 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5340 PR tree-optimization/37095
5341 * cgraph.c (cgraph_node): When creating new cgraph node after
5342 assembler_name_hash has been populated, record it in the hash
5345 2008-09-01 Paul Brook <paul@codesourcery.com>
5347 * doc/invoke.texi: Document -mword-relocations.
5348 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5349 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5350 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5351 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5352 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5353 (arm_emit_movpair): New function.
5354 (arm_print_operand <c>): Handle sybolic addresses.
5355 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5356 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5357 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5358 * config/arm/arm.opt: Add -mword-relocations.
5359 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5360 (arm_movt, arm_movw): New.
5362 2008-09-01 Paul Brook <paul@codesourcery.com>
5364 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5365 Allow Interworking on ARMv4 EABI based targets.
5366 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5367 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5369 2008-09-01 Paul Brook <paul@codesourcery.com>
5371 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5372 optimized LT0 test. Remove optimization for GT.
5374 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5376 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5377 openmp applications.
5378 * pa-hpux11.h (LIB_SPEC): Likewise.
5380 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5383 2008-09-01 Jan Hubicka <jh@suse.cz>
5385 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5386 present, use only counts; when guessed use only frequencies.
5387 (estimate_bb_frequencies): Use function_frequency.
5388 * profile.c (compute_branch_probabilities): Exit early when
5389 profile reading failed. Set profile_status.
5390 (branch_prob): Do not set profile_status.
5392 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5394 * tree.c (protected_set_expr_location): New.
5395 * tree.h (protected_set_expr_location): New prototype.
5396 * c-tree.h (build_array_ref): Add argument.
5397 (parser_build_unary_op): Same.
5398 * c-typeck.c (build_indirect_ref): Handle new location argument.
5399 (build_array_ref): Same.
5400 (parser_build_unary_op): Same.
5401 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5403 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5405 * c-common.c (finish_label_address_expr): Handle new location argument.
5406 * c-common.h (build_indirect_ref): Add argument.
5407 (finish_label_address_expr): Same.
5408 * c-parser.c (c_parser_unary_expression): Pass location to build
5410 (c_parser_postfix_expression): Same.
5412 2008-09-01 Paul Brook <paul@codesourcery.com>
5414 * config/arm/arm.md: Include cortex-r4f.md.
5415 (attr fpu): Update type list.
5416 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5417 fconstd, fcmps and fcmpd.
5418 (attr tune_cortexr4): Define.
5419 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5420 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5421 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5422 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5423 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5424 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5425 cortex_a8_vfp_farith: Ditto.
5426 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5427 * config/arm/cortex-r4.md: Use tune_cortexr4.
5428 * config/arm/cortex-r4f.md: New file.
5430 2008-09-01 Richard Guenther <rguenther@suse.de>
5432 PR tree-optimization/37305
5433 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5434 the result of constant conversions.
5435 (fold_gimple_assign): Likewise.
5437 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5439 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5440 #ifdef ENABLE_CHECKING.
5442 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5444 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5445 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5446 when !INSN_SCHEDULING.
5448 2008-09-01 Andreas Schwab <schwab@suse.de>
5450 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5452 2008-09-01 Paul Brook <paul@codesourcery.com>
5454 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5456 2008-09-01 Jan Hubicka <jh@suse.cz>
5458 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5460 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5462 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5463 * gimplify.c (gimplify_init_constructor): Add speed operand.
5464 * tree-sra.c (decide_block_copy): Likewise.
5465 * tree-inline.c (estimate_move_cost): Likewise.
5466 * config/alpha/alpha.h (MOVE_RATIO): Update.
5467 * config/frv/frv.c (MOVE_RATIO): Update.
5468 * config/spu/spu.h (MOVE_RATIO): Update.
5469 * config/sparc/sparc.h (MOVE_RATIO): Update.
5470 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5471 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5472 * config/cris/cris.h (MOVE_RATIO): Update.
5473 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5474 * config/arm/arm.h (MOVE_RATIO): Update.
5475 * config/pa/pa.md: Update uses of MOVE_RATIO
5476 * config/pa/pa.h (MOVE_RATIO): Update.
5477 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5478 CLEAR_RATIO, SET_RATIO): Update.
5479 * config/h8300/h8300.h (MOVE_RATIO): Update.
5480 * config/v850/v850.h (MOVE_RATIO): Update.
5481 * config/bfin/bfin.h (MOVE_RATIO): Update.
5483 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5484 Dmitry Melnik <dm@ispras.ru>
5485 Dmitry Zhurikhin <zhur@ispras.ru>
5486 Alexander Monakov <amonakov@ispras.ru>
5487 Maxim Kuvyrkov <maxim@codesourcery.com>
5489 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5490 sel-sched-dump.c, sel-sched-ir.c: New files.
5491 * Makefile.in (OBJS-common): Add selective scheduling object files.
5492 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5493 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5494 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5495 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5496 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5497 (make_forwarder_block): Update loop latch if we have redirected
5498 the loop latch edge.
5499 * cfgloop.c (get_loop_body_in_custom_order): New function.
5500 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5501 (CP_FALLTHRU_PREHEADERS): Likewise.
5502 (get_loop_body_in_custom_order): Declare.
5503 * cfgloopmanip.c (has_preds_from_loop): New.
5504 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5505 Assert that the preheader edge will be fall thru when it is set.
5506 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5507 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5508 fsel-sched-substitution, fselective-scheduling): New flags.
5509 * cse.c (hash_rtx_cb): New.
5511 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5512 sel_sched_insn_cnt): New counters.
5513 * final.c (compute_alignments): Export. Free dominance
5514 info after loop_optimizer_finalize.
5515 * genattr.c (main): Output maximal_insn_latency prototype.
5516 * genautomata.c (output_default_latencies): New.
5517 Factor its code from ...
5518 (output_internal_insn_latency_func): ... here.
5519 (output_internal_maximal_insn_latency_func): New.
5520 (output_maximal_insn_latency_func): New.
5521 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5522 (struct hard_reg_set_iterator): New.
5523 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5524 hard_reg_set_iter_next): New functions.
5525 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5526 * lists.c (remove_free_INSN_LIST_node,
5527 remove_free_EXPR_LIST_node): New functions.
5528 * loop-init.c (loop_optimizer_init): When
5529 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5530 calling create_preheaders.
5531 (loop_optimizer_finalize): Do not verify flow info after reload.
5532 * recog.c (validate_replace_rtx_1): New parameter simplify.
5533 Default it to true. Update all uses. Factor out simplifying
5535 (simplify_while_replacing): ... this new function.
5536 (validate_replace_rtx_part,
5537 validate_replace_rtx_part_nosimplify): New.
5538 * recog.h (validate_replace_rtx_part,
5539 validate_replace_rtx_part_nosimplify): Declare.
5540 * rtl.c (rtx_equal_p_cb): New.
5541 (rtx_equal_p): Use it.
5542 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5543 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5544 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5545 * vecprim.h: Add a vector type for unsigned int.
5546 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5547 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5548 ready_try, cycle_issued_insns, spec_info): Make global.
5549 (readyp): Initialize.
5550 (dfa_lookahead): New global variable.
5551 (old_max_uid, old_last_basic_block): Remove.
5552 (h_i_d): Make it a vector.
5553 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5555 (after_recovery, adding_bb_to_current_region_p):
5556 New variables to handle correct insertion of the recovery code.
5557 (struct ready_list): Move declaration to sched-int.h.
5558 (rgn_n_insns): Removed.
5559 (rtx_vec_t): Move to sched-int.h.
5560 (find_insn_reg_weight): Remove.
5561 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5562 (haifa_init_h_i_d, haifa_finish_h_i_d):
5563 New functions to initialize / finalize haifa instruction data.
5564 (extend_h_i_d, init_h_i_d): Rewrite.
5565 (unlink_other_notes): Move logic to add_to_note_list. Handle
5566 selective scheduler.
5567 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5568 find_fallthru_edge): Make global, remove static prototypes.
5569 (max_issue): Make global. Add privileged_n and state parameters. Use
5571 (extend_global, extend_all): Removed.
5572 (init_before_recovery): Add new param. Fix the handling of the case
5573 when we insert a recovery code before the EXIT which has a predecessor
5574 with a fallthrough edge to it.
5575 (create_recovery_block): Make global. Rename to
5576 sched_create_recovery_block. Update.
5577 (change_pattern): Rename to sched_change_pattern. Make global.
5578 (speculate_insn): Rename to sched_speculate_insn. Make global.
5579 Split haifa-specific functionality into ...
5580 (haifa_change_pattern): New static function.
5581 (sched_extend_bb): New static function.
5582 (sched_init_bbs): New function.
5583 (current_sched_info): Change type to struct haifa_sched_info.
5584 (insn_cost): Adjust for selective scheduling.
5585 (dep_cost_1): New function. Move logic from ...
5586 (dep_cost): ... here.
5587 (dep_cost): Use dep_cost_1.
5588 (contributes_to_priority_p): Use sched_deps_info instead of
5590 (priority): Adjust to work with selective scheduling. Process the
5591 corner case when all dependencies don't contribute to priority.
5592 (rank_for_schedule): Use ds_weak instead of dep_weak.
5593 (advance_state): New function. Move logic from ...
5594 (advance_one_cycle): ... here.
5595 (add_to_note_list, concat_note_lists): New functions.
5596 (rm_other_notes): Make static. Adjust for selective scheduling.
5597 (remove_notes, restore_other_notes): New functions.
5598 (move_insn): Add two arguments. Update assert. Don't call
5600 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5601 Remove more_issue, max_points. Move the code to initialize
5602 max_lookahead_tries to max_issue.
5603 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5604 ready. Adjust use of move_insn. Call restore_other_notes.
5606 (sched_init, sched_finish): Move Haifa-specific initialization/
5608 (haifa_sched_init, haifa_sched_finish): ... respectively.
5610 (setup_sched_dump): New function.
5611 (haifa_init_only_bb): New static function.
5612 (haifa_speculate_insn): New static function.
5613 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5614 (extend_ready, extend_all): Remove.
5615 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5616 (create_check_block_twin, add_to_speculative_block): Use
5617 haifa_insns_init instead of extend_global. Update to use new
5618 initialization functions. Change parameter. Factor out code from
5619 create_check_block_twin to ...
5620 (sched_create_recovery_edges) ... this new function.
5621 (add_block): Remove.
5622 (sched_scan_info): New.
5623 (extend_bb): Use sched_scan_info.
5624 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5625 static functions for walking through scheduling region.
5626 (sched_luids): New vector variable to replace uid_to_luid.
5627 (luids_extend_insn): New function.
5628 (sched_max_luid): New variable.
5629 (luids_init_insn): New function.
5630 (sched_init_luids, sched_finish_luids): New functions.
5631 (insn_luid): New debug function.
5632 (sched_extend_target): New function.
5633 (haifa_init_insn): New static function.
5634 (sched_init_only_bb): New hook.
5635 (sched_split_block): New hook.
5636 (sched_split_block_1): New function.
5637 (sched_create_empty_bb): New hook.
5638 (sched_create_empty_bb_1): New function.
5639 (common_sched_info, ready): New global variables.
5640 (current_sched_info_var): Remove.
5641 (move_block_after_check): Use common_sched_info.
5642 (haifa_luid_for_non_insn): New static function.
5643 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5644 (increase_insn_priority): New.
5645 * modulo-sched.c: (issue_rate): Remove static declaration.
5646 (sms_sched_info): Change type to haifa_sched_info.
5647 (sms_sched_deps_info, sms_common_sched_info): New variables.
5648 (setup_sched_infos): New.
5649 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5650 Do not call regstat_free_calls_crossed.
5651 (sms_print_insn): Use const_rtx.
5652 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5653 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5654 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5655 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5656 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5657 current_sched_info to use it.
5658 (enum reg_pending_barrier_mode): Move to sched-int.h.
5659 (h_d_i_d): New variable. Initialize to NULL.
5660 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5662 (estimate_dep_weak): Remove static declaration.
5663 (sched_has_condition_p): New function. Adjust users of
5664 sched_get_condition to use it instead.
5665 (conditions_mutex_p): Add arguments indicating which conditions are
5667 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5668 argument to indicate whether returned condition is reversed. Do not
5669 generate new rtx when condition should be reversed; indicate it by
5670 setting new argument instead.
5671 (add_dependence_list_and_free): Add deps parameter.
5672 Update all users. Do not free dependence list when
5673 deps context is readonly.
5674 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5676 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5677 (remove_from_deps): New. Use the above functions.
5678 (cur_insn, can_start_lhs_rhs_p): New static variables.
5679 (add_or_update_back_dep_1): Initialize present_dep_type.
5680 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5681 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5682 haifa_note_dep): New functions implementing dependence hooks for
5683 the Haifa scheduler.
5684 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5685 note_dep): New functions.
5686 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5688 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5689 (free_deps): Initialize deps->reg_last.
5690 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5691 sched_analyze_insn): Update to use dependency hooks infrastructure
5692 and readonly contexts.
5693 (deps_analyze_insn): New function. Move part of logic from ...
5694 (sched_analyze): ... here. Also move some logic to ...
5695 (deps_start_bb): ... here. New function.
5696 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5698 (sched_deps_init): New function. Move code from ...
5699 (init_dependency_caches): ... here. Remove.
5700 (init_deps_data_vector): New.
5701 (sched_deps_finish): New function. Move code from ...
5702 (free_dependency_caches): ... here. Remove.
5703 (init_deps_global, finish_deps_global): Adjust for use with
5704 selective scheduling.
5705 (get_dep_weak): Move logic to ...
5706 (get_dep_weak_1): New function.
5707 (ds_merge): Move logic to ...
5708 (ds_merge_1): New static function.
5709 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5710 (ds_get_max_dep_weak): New function.
5711 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5712 (n_insns): Rename to rgn_n_insns.
5713 (debug_ebb_dependencies): New function.
5714 (init_ready_list): Use it.
5715 (begin_schedule_ready): Use sched_init_only_bb.
5716 (ebb_print_insn): Indicate when an insn starts a new cycle.
5717 (contributes_to_priority, compute_jump_reg_dependencies,
5718 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5719 (add_block1): Remove to ebb_add_block.
5720 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5721 (schedule_ebb): Initialize them. Use remove_notes instead of
5722 rm_other_notes. Use haifa_local_init/finish.
5723 (schedule_ebbs): Use haifa_sched_init/finish.
5724 * sched-int.h: Include vecprim.h, remove rtl.h.
5725 (struct ready_list): Delete declaration.
5726 (sched_verbose_param, enum sched_pass_id_t,
5727 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5728 (struct sched_scan_info_def): New structure.
5729 (sched_scan_info, sched_scan, sched_init_bbs,
5730 sched_init_luids, sched_finish_luids, sched_extend_target,
5731 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5732 (struct common_sched_info_def): New.
5733 (common_sched_info, haifa_common_sched_info,
5734 sched_emulate_haifa_p): Declare.
5736 (sched_luids): Declare.
5737 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5738 (sched_max_luid, insn_luid): Declare.
5739 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5740 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5741 print_insn, print_pattern, print_value, haifa_classify_insn,
5742 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5743 setup_sched_dump, sched_init, sched_finish,
5744 sel_insn_is_speculation_check): Export.
5745 (struct ready_list): Move from haifa-sched.c.
5746 (ready_try, ready, max_issue): Export.
5747 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5748 sched_init_only_bb, sched_split_block, sched_split_block_1,
5749 sched_create_empty_bb, sched_create_empty_bb_1,
5750 sched_create_recovery_block, sched_create_recovery_edges): Export.
5751 (enum reg_pending_barrier_mode): Export.
5752 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5754 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5755 print_insn field. Move add_block and fix_recovery_cfg to
5756 common_sched_info_def. Move compute_jump_reg_dependencies,
5758 (struct sched_deps_info_def): ... this new structure.
5759 (sched_deps_info): Declare.
5760 (struct spec_info_def): Remove weakness_cutoff, add
5761 data_weakness_cutoff and control_weakness_cutoff.
5762 (spec_info): Declare.
5763 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5765 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5766 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5767 (current_sched_info): Change type to struct haifa_sched_info.
5768 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5769 (h_d_i_d): New variable.
5770 (HDID): New accessor macro.
5771 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5772 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5774 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5775 (enum SCHED_FLAGS): Update for selective scheduler.
5776 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5777 (init_dependency_caches, free_dependency_caches): Delete declarations.
5778 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5779 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5780 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5781 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5782 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5784 (rm_other_notes): Delete declaration.
5785 (schedule_block): Remove one argument.
5786 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5787 ready_element, ready_lastpos, sched_extend_ready_list,
5788 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5789 concat_note_lists): Export.
5790 (struct region): Move from sched-rgn.h.
5791 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5792 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5793 BLOCK_TO_BB, CONTAINING_RGN): Export.
5794 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5795 (current_nr_blocks, current_blocks, target_bb): Likewise.
5796 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5797 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5798 sched_rgn_local_init, extend_regions,
5799 rgn_make_new_region_out_of_new_block, compute_priorities,
5800 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5801 extend_rgns, deps_join rgn_setup_common_sched_info,
5802 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5803 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5804 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5805 increase_insn_priority): Likewise.
5806 * sched-rgn.c: Include sel-sched.h.
5807 (ref_counts): New static variable. Use it ...
5808 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5809 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5810 (sched_is_disabled_for_current_region_p): Delete static declaration.
5811 (struct region): Move to sched-int.h.
5812 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5813 ebb_head): Define and initialize.
5814 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5815 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5816 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5818 (find_single_block_region): Add new argument to indicate that EBB
5819 regions should be constructed.
5820 (debug_live): Delete declaration.
5821 (current_nr_blocks, current_blocks, target_bb):
5822 Remove static qualifiers.
5823 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5825 (init_regions): Delete declaration.
5826 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5827 rgn_estimate_number_of_insns): New.
5828 (too_large): Use estimate_number_of_insns.
5829 (haifa_find_rgns): New. Move the code from ...
5830 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5831 (free_trg_info): New.
5832 (compute_trg_info): Allocate candidate tables here instead of ...
5833 (init_ready_list): ... here.
5834 (rgn_print_insn): Use const_rtx.
5835 (contributes_to_priority, extend_regions): Delete static declaration.
5836 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5837 (add_block1): Rename to rgn_add_block.
5838 (debug_rgn_dependencies): Delete static qualifier.
5839 (new_ready): Use sched_deps_info. Simplify.
5840 (rgn_common_sched_info, rgn_const_sched_deps_info,
5841 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5843 (region_sched_info): Rename to rgn_const_sched_info.
5844 (deps_join): New, extracted from ...
5845 (propagate_deps): ... here.
5846 (compute_block_dependences, debug_dependencies): Update for selective
5848 (free_rgn_deps, compute_priorities): New functions.
5849 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5850 sched_rgn_compute_dependencies): New functions.
5851 (schedule_region): Use them.
5852 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5853 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5855 (schedule_insns): Call new functions that were split out.
5856 (rgn_make_new_region_out_of_new_block): New.
5857 (get_rgn_sched_max_insns_priority): New.
5858 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5859 scheduling when appropriate.
5860 * sched-vis.c: Include insn-attr.h.
5861 (print_value, print_pattern): Make global.
5862 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5863 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5864 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5865 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5866 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5867 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5868 hooks. Initialize them to 0.
5869 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5870 * target.h (struct gcc_target): Add them. Rename gen_check field to
5872 * flags.h (sel_sched_switch_set): Declare.
5873 * opts.c (sel_sched_switch_set): New variable.
5874 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5875 pipelining is disabled from command line.
5876 (common_handle_option): Record whether selective scheduling is
5877 requested from command line.
5878 * doc/invoke.texi: Document new flags and parameters.
5879 * doc/tm.texi: Document new target hooks.
5880 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5882 (dfa_state_size): Do not declare locally.
5883 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5884 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5885 rs6000_alloc_sched_context, rs6000_set_sched_context,
5886 rs6000_free_sched_context): New functions.
5887 (struct _rs6000_sched_context): New.
5888 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5890 (rs6000_sched_finish): Do not run for selective scheduling.
5892 2008-08-31 Jan Hubicka <jh@suse.cz>
5894 * frv.c (frv_rtx_costs): Update forward declaration.
5895 * spu.c (spu_rtx_costs): Likewise.
5896 * pdp11.c: Include df.h
5897 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5898 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5899 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5900 * iq2000.c (iq2000_address_cost): Add speed argument.
5901 (iq2000_rtx_costs): Likewise.
5902 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5903 update call of mn10300_address_cost.
5904 * mcore.c: Include df.h
5905 (mcore_rtx_costs): Update prototype.
5906 * score3.c: Include df.h
5907 (score3_rtx_costs): Remove speed argument.
5908 * score7.c: Include df.h
5909 (score7_address_cost): Remove speed argument.
5910 * score-protos.h (score_address_cost): Update prototype.
5911 * score.c: Include df.h
5912 (score_rtx_costs): Update call of costs functions.
5913 * v850.c (v850_rtx_costs): Add bool argument.
5915 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5917 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5919 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5921 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5922 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5924 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5926 * mkmap-flat.awk: Add option pe_dll.
5927 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5928 * config/i386/t-cygwin (SHLIB_LC): Add.
5929 * config/i386/t-mingw32 (SHLIB_LC): Add.
5930 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5931 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5932 (LINK_SPEC): Support libgcc_s.
5933 (LIBGCC_SPEC): Support libgcc_s.
5934 (LIBGCC_SONAME): New.
5936 2008-08-31 Jan Hubicka <jh@suse.cz>
5938 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5939 mistakely had old version of patch.
5941 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5942 (ipcp_estimate_growth): New.
5943 (ipcp_insert_stage): Use ipcp_estimate_growth.
5944 * profile.c (branch_prob): When reading failed, do not consider
5947 2008-08-31 Jan Hubicka <jh@suse.cz>
5949 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5950 loop is optimized for speed.
5952 2008-08-31 Richard Guenther <rguenther@suse.de>
5955 * fold-const.c (fold_binary): Retain conversions in folding
5958 2008-08-31 Jan Hubicka <jh@suse.cz>
5960 * postreload-gcse.c (eliminate_partially_redundant_loads):
5961 Use optimize_bb_for_size_p.
5962 * predict.c (maybe_hot_frequency_p): Make inline.
5963 (maybe_hot_count_p): Break out from ...
5964 (maybe_hot_bb_p): ... this one.
5965 (maybe_hot_edge_p): Simplify.
5966 * basic-block.h (probably_cold_bb_p): Remove.
5968 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5971 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5973 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5974 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5975 Also split V4SFmode.
5976 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5979 2008-08-31 Jan Hubicka <jh@suse.cz>
5981 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5983 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5985 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5988 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5991 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5992 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5994 2008-08-31 Jan Hubicka <jh@suse.cz>
5996 * sparc.h (BRANCH_COST): Fix macro definition.
5997 * avr.c (avr_operand_rtx_cost): Add speed argument.
5998 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6000 2008-08-31 Richard Guenther <rguenther@suse.de>
6002 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6003 types instead of operands. Re-instantiate verifying of
6004 binary expression operands.
6006 2008-08-30 Jan Hubicka <jh@suse.cz>
6008 * fwprop.c (should_replace_address): Add speed attribute.
6009 (PR_OPTIMIZE_FOR_SPEED): New flag.
6010 (propagate_rtx_1): Use it.
6011 (propagate_rtx): Set it.
6012 (try_fwprop_subst): Update call of rtx_costs.
6013 (forward_propagate_and_simplify): LIkewise.
6014 * hooks.c (hook_int_rtx_bool_0): New
6015 (hook_bool_rtx_int_int_intp_false): Replace by ...
6016 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6017 * hooks.h (hook_int_rtx_bool_0): New
6018 (hook_bool_rtx_int_int_intp_false): Replace by ...
6019 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6020 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6021 (prepare_cmp_insn): UPdate call of rtx_cost.
6022 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6023 (reload_cse_simplify_operands): Update call of rtx_cost.
6024 (reload_cse_move2add): call of rtx_cost.
6025 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6026 * rtlanal.c (rtx_cost): Add speed argument.
6027 (address_cost): Add speed argument
6028 (default_address_cost): Likewise.
6029 (insn_rtx_cost): Likewise.
6030 * cfgloopanal.c (seq_cost): Add speed argument.
6031 (target_reg_cost, target_spill_cost): Turn to array.
6032 (init_set_costs): Update for speed.
6033 (estimate_reg_pressure_cost): Add speed argument.
6034 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6035 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6036 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6037 (seq_cost): Add speed argument.
6038 (computation_cost): Add speed arugment.
6039 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6040 (force_expr_to_var_cost): Update for profile info.
6041 (force_var_cost): Likewise.
6042 (split_address_cost): Likewise.
6043 (ptr_difference_cost): Likewise.
6044 (difference_cost): Likewise.
6045 (get_computation_cost_at): Likewise.
6046 (determine_iv_cost): Likewise.
6047 (ivopts_global_cost_for_size): Likewise.
6048 (rewrite_use_address): Likewise.
6049 (tree_ssa_iv_optimize_loop): Initialize speed field.
6050 * cse.c (optimize_this_for_speed_p): New static var.
6051 (notreg_cost): Update call of rtx_cost.
6052 (cse_extended_basic_block): set optimize_this_for_speed_p.
6053 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6054 (noce_try_cmove_arith): Likewise.
6055 (noce_try_sign_mask): LIkewise.
6056 * expr.c (compress_float_constant): Update rtx_cost calls.
6057 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6059 (addr_to_parts): Likewise.
6060 (create_mem_ref): Likewise.
6061 * dse.c (find_shift_sequence): Add speed argument.
6062 (replace_read): Update call.
6063 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6064 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6065 * neg_cost, shift_cost, shiftadd_cost,
6066 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6067 mul_highpart_cost): Increase dimension.
6068 (init_expmed): Initialize for both size and speed.
6069 (expand_shift): Use profile.
6070 (synth_mult): Use profile.
6071 (choose_mult_variant): Use profile.
6072 (expand_mult): Use profile.
6073 (expand_mult_highpart_optab): Use profile.
6074 (expand_mult_highpart): Use profile.
6075 (expand_smod_pow2): Use profile.
6076 (expand_divmod): Use profile.
6077 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6079 * loop-invariant.c (create_new_invariant): Use profile.
6080 (gain_for_invariant): Add speed parameter.
6081 (best_gain_for_invariant): Likewise.
6082 (find_invariants_to_move): Likewise.
6083 (move_single_loop_invariants): Set it.
6084 * target-def.h (TARGET_RTX_COSTS): Use hook.
6085 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6086 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6087 * output.h (default_address_cost): Update prototype.
6088 * combine.c (optimize_this_for_speed_p): New static var.
6089 (combine_validate_cost): Update call of rtx_cost.
6090 (combine_instructions): Set optimize_this_for_speed_p.
6091 (expand_compound_operation): Update call of rtx_cost.
6092 (make_extraction):Update call of rtx_cost.
6093 (force_to_mode):Update call of rtx_cost.
6094 (distribute_and_simplify_rtx):Update call of rtx_cost.
6095 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6096 (estimate_reg_pressure_cost): Update prototype.
6097 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6098 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6100 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6101 (alpha_rtx_costs): Update.
6102 * config/frv/frv.c (frv_rtx_costs): Update.
6103 * config/s390/s390.c (s390_rtx_costs): Update.
6104 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6105 (m32c_rtx_costs): Update.
6106 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6107 (spu_rtx_costs): Update.
6108 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6109 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6110 * config/i386/i386.c (:ix86_address_cost): Update.
6111 (ix86_rtx_costs): Update.
6112 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6113 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6114 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6115 * config/crx/crx.c (crx_address_cost): Update.
6116 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6117 * config/stormy16/stormy16.c
6118 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6119 * config/m68hc11/m68hc11.c
6120 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6121 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6122 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6124 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6126 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6127 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6128 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6129 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6130 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6131 (mcore_rtx_costs): update.
6132 * config/score/score3.c (score3_rtx_costs): Update.
6133 * config/score/score7.c (score7_rtx_costs): Update.
6134 * config/score/score3.h (score3_rtx_costs):Update.
6135 * config/score/score7.h (score7_rtx_costs): Update.
6136 * config/score/score.c (score_rtx_costs): Update.
6137 * config/arm/arm.c (arm_address_cost): Update.
6138 (arm_rtx_costs_1): Update.
6139 (arm_rtx_costs_1): Update.
6140 (arm_size_rtx_costs): Update.
6141 (arm_size_rtx_costs): Update.
6142 (arm_size_rtx_costs): Update.
6143 (arm_xscale_rtx_costs): Update.
6144 (arm_thumb_address_cost): Update.
6145 * config/pa/pa.c (hppa_address_cost): Update.
6146 * config/mips/mips.c (mips_rtx_costs): Update.
6147 * config/vax/vax.c (vax_address_cost): Update.
6148 * config/h8300/h8300.c (h8300_shift_costs): Update.
6149 (h8300_rtx_costs): Update.
6150 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6151 (v850_rtx_costs): Update.
6152 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6153 * config/bfin/bfin.c
6154 (bfin_address_cost): Update.
6155 (bfin_rtx_costs): Update.
6156 * stmt.c (lshift_cheap_p): Update.
6158 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6161 * expmed.c (extract_bit_field_1): Check the mode size to make
6162 sure the vector modes have the same size.
6164 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6166 * dojump.c (top level): Include basic-block.h to declare
6167 optimize_insn_for_speed_p
6169 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6171 * opts.h (CL_SAVE): New option class for marking options that are
6172 target specific options usable in the target attribute.
6173 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6175 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6176 can easily find the target specific options that are safe to use
6177 in the attribute or pragma.
6179 * attribs.c (decl_attributes): Change #pragma GCC option to
6180 #pragma GCC target, and attribute((option(...))) to
6181 attribute((target(...))).
6183 * doc/extend.texi (target attribute): Change from option
6184 attribute. Delete push/pop/reset.
6185 (#pragma GCC target): Change from #pragma GCC option. Delete
6187 (#pragma GCC push_options): Document new pragma.
6188 (#pragma GCC pop_options): Document new pragma.
6189 (#pragma GCC reset_options): Document new pragma.
6191 * targhooks.c (default_target_option_valid_attribute_p): Add
6192 warning about port not supporting target attributes.
6193 (default_target_option_pragma_parse): New function, warn about
6194 #pragma GCC target not being supported.
6196 * targhooks.h (default_target_option_pragma_parse): Add
6199 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6200 TI_CURRENT_OPTION_PRAGMA.
6201 (current_target_pragma): Rename from current_option_pragma.
6203 * target.h: (struct target_option): Delete booleans for changing
6204 the optimization level on hot/cold functions. Change signature of
6205 pragma_parse hook to take a second tree.
6207 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6209 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6210 that the declaration is done at global scope.
6212 * langhooks.c (add_builtin_function_common): Move most of the code
6213 from add_builtin_function here, calling the hook passed in.
6214 (add_builtin_function): Call add_builtin_function_common with
6215 standard builtin hook.
6216 (add_builtin_function_ext_scope): New function to add builtins to
6219 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6221 (add_builtin_function_ext_scope): Add declaration.
6223 * c-pragma.c (handle_pragma_target): Rename from
6224 handle_pragma_option, #pragma GCC option is now #pragma GCC
6225 target. Move warning about port not supporting target options to
6226 default pragma parse hook. Remove push/pop/reset from this
6228 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6229 (option_stack): Delete static variable.
6230 (optimize_stack): Ditto.
6231 (optons_stack): New stack of saved target and optimization
6233 (handle_pragma_push_options): New function to handle pushing both
6234 target and optimization options.
6235 (handle_pragma_pop_options): New function to handle popping both
6236 target and optimization options.
6237 (handle_pragma_reset_options): New function to handle resetting
6238 both target and optimization options to their initial state.
6239 (init_pragma): Rename handle_pragma_option to
6240 handle_pragma_target. Add support for push_options, pop_options,
6241 and reset_options pragmas.
6243 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6244 default_target_option_pragma_parse.
6245 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6246 default_target_option_valid_attribute_p.
6247 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6248 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6249 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6250 optimization level on hot/cold functions.
6252 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6253 if the caller and callee have different optimization levels.
6255 * c-common.c (handle_target_attribute): Rename from
6256 handle_option_attribute, attribute((option(...))) is now
6257 attribute((target(...))). Move warning if the port does not
6258 support target attributes to the default hook.
6259 (handle_hot_attribute): Delete code to change the optimization
6260 level of hot functions.
6261 (handle_cold_attribute): Ditto.
6263 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6264 argument that is the binary tree options to use if there are no
6265 arguments. Call ix86_valid_target_attribute_tree instead of
6266 ix86_valid_option_attribute_tree.
6267 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6268 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6269 ix86_pragma_option_parse.
6271 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6272 Rename from ix86_valid_option_attribute_tree.
6274 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6275 new builtins when the ISA changes.
6276 (ix86_valid_target_attribute_tree): Rename from
6277 ix86_valid_option_attribute_tree. Change callers. If the
6278 function specified optimization options, use those as the starting
6279 point before setting up the target attributes. If the
6280 optimization options were changed in the course of setting the
6281 target attributes, record the new optimization options.
6282 (ix86_valid_target_attribute_tree_inner_p): Rename from
6283 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6284 ix86_add_new_builtins if the ISA changed.
6285 (ix86_valid_target_attribute_p): Rename from
6286 ix86_valid_option_attribute_p. Change callers.
6287 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6288 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6289 as delayed builtin functions.
6290 (struct builtin_isa): New structure to record builtin functions
6291 that should be delayed until the ISA for that function is used.
6292 (ix86_builtins_isa): Change from int to struct to track builtin
6293 functions we want to declare at some point.
6294 (def_builtin): If the front end can delay defining the builtin
6295 functions, don't create builtins for ISAs not part of the default
6297 (def_builtin_const): Ditto.
6298 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6299 __builtin_ia32_pcmov_v2di to be different builtin functions.
6300 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6301 a structure instead of an int.
6302 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6303 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6304 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6305 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6307 * config/ia64/ia64.h
6308 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6309 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6311 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6312 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6313 (LANG_HOOKS_INITIALIZER): Add
6314 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6316 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6319 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6320 the reload address with the index register for SFmode
6321 access with a displacement.
6323 2008-08-30 Jan Hubicka <jh@suse.cz>
6325 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6326 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6327 * dojump.c (do_jump): Likewise.
6328 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6329 (note-if_info): Add BRANCH_COST.
6330 (noce_try_store_flag_constants, noce_try_addcc,
6331 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6332 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6333 find_if_case_2): Use computed branch cost.
6334 * expr.h (BRANCH_COST): Update default.
6335 * predict.c (predictable_edge_p): New function.
6336 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6337 Update BRANCH_COST call.
6338 * basic-block.h (predictable_edge_p): Declare.
6339 * config/alpha/alpha.h (BRANCH_COST): Update.
6340 * config/frv/frv.h (BRANCH_COST): Update.
6341 * config/s390/s390.h (BRANCH_COST): Update.
6342 * config/spu/spu.h (BRANCH_COST): Update.
6343 * config/sparc/sparc.h (BRANCH_COST): Update.
6344 * config/m32r/m32r.h (BRANCH_COST): Update.
6345 * config/i386/i386.h (BRANCH_COST): Update.
6346 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6348 * config/sh/sh.h (BRANCH_COST): Update.
6349 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6350 * config/avr/avr.h (BRANCH_COST): Update.
6351 * config/crx/crx.h (BRANCH_COST): Update.
6352 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6353 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6354 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6355 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6356 * config/ia64/ia64.h (BRANCH_COST): Update.
6357 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6358 * config/arc/arc.h (BRANCH_COST): Update.
6359 * config/score/score.h (BRANCH_COST): Update.
6360 * config/arm/arm.h (BRANCH_COST): Update.
6361 * config/pa/pa.h (BRANCH_COST): Update.
6362 * config/mips/mips.h (BRANCH_COST): Update.
6363 * config/vax/vax.h (BRANCH_COST): Update.
6364 * config/h8300/h8300.h (BRANCH_COST): Update.
6365 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6366 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6367 * doc/tm.texi (BRANCH_COST): Update.
6369 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6372 * config/arm/arm.c (arm_optimization_options): Set
6373 flag_section_anchors to 2 instead of 1 to distinguish it from
6374 -fsection-anchors given explicitely on the command line.
6376 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6378 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6379 final insn of a split.
6381 2008-08-30 Jan Hubicka <jh@suse.cz>
6383 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6384 optimized for speed.
6385 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6386 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6387 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6388 flag_gcse_after_reload_set): New static vars.
6389 (common_handle_option): Enable those flags for profile-use.
6390 (decode_options): Remove optimize_size flags that are handled
6391 on higher granuality.
6392 * tree-vectorizer.c (vectorize_loops): Use
6393 optimize_loop_nest_for_speed_p.
6394 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6395 * tree-predcom.c (tree_predictive_commoning): Use
6396 optimize_loop_for_speed_p.
6397 * varasm.c (assemble_start_function): Use
6398 optimize_function_for_speed_p.
6399 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6400 * predict.c (optimize_loop_for_speed_p): Fix walk.
6402 2008-08-30 Jan Hubicka <jh@suse.cz>
6404 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6406 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6407 profile presence locally.
6409 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6412 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6413 versions before 4.0.
6415 2008-08-29 Jan Hubicka <jh@suse.cz>
6417 * tree-inline.c (insert_init_stmt): Insert sequence even when
6420 2008-08-29 Jeff Law <law@redhat.com>
6422 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6423 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6424 location and class is an FP register.
6426 2008-08-29 Jan Hubicka <jh@suse.cz>
6428 * see.c (see_merge_one_def_extension): Silence used uninitialized
6430 * matrix-reorg.c (check_allocation_function): Likewise.
6431 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6433 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6436 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6437 compute new & and | in type rather than TREE_TYPE (arg0).
6439 * dwarf2out.c (fortran_common): Update comment.
6440 (gen_variable_die): Swap com_die and var_die variables in Fortran
6441 COMMON block handling code.
6443 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6445 * dwarf2out.c (gen_const_die): New function.
6446 (size_of_die, value_format, output_die): Output larger
6447 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6448 (native_encode_initializer): New function.
6449 (tree_add_const_value_attribute): Call it.
6450 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6452 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6453 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6454 TREE_THIS_VOLATILE to add_type_attribute.
6456 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6458 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6461 * dwarf2out.c (loc_by_reference): New function.
6462 (add_location_or_const_value_attribute): Use it.
6465 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6466 as DW_TAG_variable children of DW_TAG_common_block rather than
6467 DW_TAG_member children. Put DW_AT_external to individual
6468 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6470 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6471 loc_descriptor_from_tree_1.
6475 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6476 arguments to imported_module_or_decl.
6477 (debug_nothing_tree_tree): Removed.
6478 (debug_nothing_tree_tree_tree_bool): New prototype.
6479 * debug.c (do_nothing_debug_hooks): Adjust.
6480 (debug_nothing_tree_tree): Removed.
6481 (debug_nothing_tree_tree_tree_bool): New function.
6482 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6483 (gen_variable_die): Put all common vars for the
6484 same COMMON block under one DW_TAG_common_block.
6485 (declare_in_namespace): Return new context_die, for Fortran
6486 return the module DIE instead of adding extra declarations into
6488 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6489 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6490 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6492 (dwarf2out_global_decl): Don't skip Fortran global vars.
6493 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6494 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6495 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6496 DW_TAG_imported_declaration as child of previous
6497 DW_TAG_imported_module.
6498 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6499 * sdbout.c (sdb_debug_hooks): Likewise.
6500 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6502 2008-08-29 Jan Hubicka <jh@suse.cz>
6504 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6506 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6507 * ipa-cp.c (n_cloning_candidates): New static variable.
6508 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6509 (ipcp_print_all_lattices): Improve debug output.
6510 (ipcp_cloning_candidate_p): New function.
6511 (ipcp_initialize_node_lattices): Use it.
6512 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6513 (ipcp_propagate_stage): Prettier debug output.
6514 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6515 (ipcp_print_all_structures): Remove.
6516 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6517 (ipcp_insert_stage): Prettier debug output; call
6518 cgraph_remove_unreachable_nodes before propagating.
6519 (pass_ipa_cp): Schedule function removal pass.
6520 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6522 (cgraph_maybe_hot_edge_p): Move to ...
6523 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6524 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6525 (common_handle_option): Set them; enable ipa-cp when profiling.
6526 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6527 (ipa_print_all_jump_functions): Likewise.
6528 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6529 (ipa_print_node_params, ipa_print_all_params): New.
6530 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6531 ipa_print_all_param_flags): Remove.
6532 (ipa_print_node_params, ipa_print_all_params): New.
6534 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6536 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6537 change from 2008-04-03.
6538 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6540 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6543 * ira-color.c (push_allocnos_to_stack): Truncate
6544 removed_splay_allocno_vec.
6546 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6549 * ira-color (ira_fast_allocation): Don't assign hard registers to
6552 2008-08-29 Jan Hubicka <jh@suse.cz>
6555 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6556 for cold internal loops.
6558 2008-08-29 Richard Guenther <rguenther@suse.de>
6560 * tree-ssa-structalias.c (create_variable_info_for): Do not
6561 create fields for heap vars or vars with a noalias state.
6562 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6565 2008-08-29 Richard Guenther <rguenther@suse.de>
6567 * common.opt (ftree-store-ccp): Mark as preserved for
6568 backward compatibility.
6569 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6570 * tree-pass.h (pass_store_ccp): Remove.
6571 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6572 (first_vdef): Remove declaration.
6573 (get_value_loaded_by): Likewise.
6574 * tree-ssa-ccp.c (do_store_ccp): Remove.
6575 (get_default_value): Simplify as do_store_ccp is always false
6576 now. Do not initialize mem_ref.
6577 (set_value_varying): Likewise.
6578 (canonicalize_float_value): Likewise.
6579 (set_lattice_value): Likewise.
6580 (likely_value): Likewise.
6581 (surely_varying_stmt_p): Likewise.
6582 (ccp_initialize): Likewise.
6583 (ccp_lattice_meet): Likewise.
6584 (ccp_visit_phi_node): Likewise.
6585 (ccp_fold): Likewise.
6586 (evaluate_stmt): Likewise.
6587 (visit_assignment): Likewise.
6588 (ccp_visit_stmt): Likewise.
6589 (execute_ssa_ccp): Fold into ...
6590 (do_ssa_ccp): ... this.
6591 (do_ssa_store_ccp): Remove.
6592 (gate_store_ccp): Likewise.
6593 (pass_store_ccp): Likewise.
6594 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6596 * tree-ssa-propagate.c (first_vdef): Remove.
6597 (get_value_loaded_by): Likewise.
6598 (replace_vuses_in): Likewise.
6599 (substitute_and_fold): Do not call replace_vuses_in.
6600 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6602 2008-08-29 Richard Guenther <rguenther@suse.de>
6605 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6606 PARAM_NOALIAS tags with is_heapvar.
6607 * tree-ssa-operands.c (access_can_touch_variable): Offset
6608 based tests do not apply for heapvars. Fix offset test.
6610 2008-08-29 Jan Hubicka <jh@suse.cz>
6612 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6613 (-fipa-cp-clone): Enabled by default at -O3.
6614 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6615 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6617 2008-08-29 Jan Hubicka <jh@suse.cz>
6619 * tree.c (build_function_type_skip_args,
6620 build_function_decl_skip_args): New functions.
6621 * tree.h (build_function_type_skip_args,
6622 build_function_decl_skip_args): Declare.
6623 * gimple.c (giple_copy_call_skip_args): New function.
6624 (giple_copy_call_skip_args): Declare.
6626 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6627 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6628 (ipcp_node_modifiable_p): ... this one; use
6629 tree_versionable_function_p.
6630 (ipcp_create_replace_map): Improve debug output.
6631 (ipcp_need_redirect_p): Return false when not clonning.
6632 (ipcp_update_callgraph): Skip args.
6633 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6635 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6636 (save_inline_function_body): Update call of tree_function_versioning.
6637 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6638 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6640 (tree_function_versioning): Likewise.
6641 * tree-inline.h (tree_function_versioning): Update prototype.
6643 2008-08-29 Jan Hubicka <jh@suse.cz>
6645 * loop-unswitch.c (unswitch_single_loop): Use
6646 optimize_loop_for_speed_p.
6647 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6648 Use optimize_function_for_size_p.
6649 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6650 * postreload-gcse.c (eliminate_partially_redundant_load):
6651 Use optimize_bb_for_size_p.
6652 * value-prof.c (gimple_divmod_fixed_value_transform,
6653 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6654 gimple_stringops_transform): Use optimize_bb_for_size_p.
6655 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6656 * final.c (compute_alignments): Use optimize_function_for_size_p.
6657 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6658 (fold_builtin_strcpy, fold_builtin_fputs): Use
6659 optimize_function_for_size_p.
6660 * fold-const.c (tree_swap_operands_p): Use
6661 optimize_function_for_size_p.
6662 * recog.c (relax_delay_slots): Likewise.
6663 * tree-ssa-math-opts.c (replace_reciprocal):
6664 Use optimize_bb_for_speed_p.
6665 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6666 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6667 optimize_function_for_size_p.
6668 (cgraph_decide_inlining_of_small_function): Use
6669 optimize_function_for_size_p.
6670 * global.c (find_reg): Use optimize_function_for_size_p.
6671 * opts.c (decode_options): Do not clear flag_tree_ch,
6672 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6673 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6674 work it out from profile.
6675 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6676 optimize_loop_for_speed_p.
6677 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6679 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6680 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6681 * tree-eh.c (decide_copy_try_finally): Use
6682 optimize_function_for_size_p.
6683 * local-alloc.c (block_alloc): Pass BB pointer.
6684 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6685 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6686 * loop-unroll.c (decide_unrolling_and_peeling):
6687 Use optimize_loop_for_size_p.
6688 (decide_peel_completely): Likewise.
6689 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6690 optimize_loop_for_size_p.
6691 (vect_enhance_data_refs_alignment): Likewise.
6692 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6693 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6695 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6696 (try_crossjump_bb): Use optimize_bb_for_size_p.
6697 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6698 optimize_loop_for_speed_p.
6699 * bb-reorder.c (find_traces_1_round): Likewise.
6700 (copy_bb): Use optimize_bb_for_speed_p.
6701 (duplicate_computed_gotos): Likewise.
6702 * basic-block.h (optimize_loop_nest_for_size_p,
6703 optimize_loop_nest_for_speed_p): New.
6704 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6706 2008-08-29 Tristan Gingold <gingold@adacore.com>
6708 * gcov.c (main): Call expandargv.
6710 2008-08-29 Jan Hubicka <jh@suse.cz>
6712 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6714 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6716 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6717 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6719 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6721 2008-08-29 Jan Hubicka <jh@suse.cz>
6723 * tree-pass.h (pass_strip_predict_hints): Declare.
6724 * predict.c (strip_builtin_expect): Rename to ...
6725 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6726 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6727 (tree_estimate_probability): Do not strip builtin_expect.
6728 (pass_strip_predict_hints): New pass.
6729 * tree-inline.c (expand_call_inline): When inlining cold function,
6730 predict it as unlikely.
6731 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6733 2008-08-29 Richard Guenther <rguenther@suse.de>
6735 PR tree-optimization/37207
6736 * tree-vrp.c (extract_range_from_binary_expr): Also try
6737 to constant fold if only one of the operands is a constant.
6739 2008-08-29 Nick Clifton <nickc@redhat.com>
6741 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6742 the same way as SYMBOL_REFs.
6744 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6746 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6748 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6750 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6751 * config/mips/mips.md (branch_likely): Remove const. Fix
6753 (define_delay for type "branch"): Change to only apply for branch
6754 with likely variant.
6755 (define_delay for type "branch" and "branch_likely" no). New delay
6757 (equality_op): New code iterator.
6758 (bbv, bbinv): New code attributes.
6759 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6762 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6763 Andrew Pinski <pinskia@gcc.gnu.org>
6766 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6768 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6770 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6771 rule that a symbolic constant must be defined and >= 0 for the
6772 corresponding facility to be present at compile-time.
6773 * gthr-posix.c: Likewise.
6775 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6777 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6778 * config/mips/mips.md (D): New mode attribute.
6779 (mulsi3, muldi3): Merge it into ...
6780 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6781 (muldi3_mul3): New pattern.
6782 (mulsi3_mult3): Rename to mulsi3_mul3.
6784 2008-08-28 Jan Hubicka <jh@suse.cz>
6786 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6788 * predict.c (always_optimize_for_size_p): Rename to ...
6789 (optimize_function_for_size): ... this one; make extern.
6790 (optimize_function_for_speed_p): New.
6791 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6792 optimize_edge_for_size_p,optimize_edge_for_size_p,
6793 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6794 * basic-block.h (optimize_function_for_size_p,
6795 optimize_function_for_speed_p): Declare.
6796 * i386.md (optimize_size checks): Replace them by appropriate
6798 (standard_80387_constant_p, ix86_compute_frame_layout,
6799 ix86_expand_epilogue, ix86_decompose_address,
6800 print_operand, emit_i387_cw_initialization,
6801 inline_memory_move_cost, ix86_pad_returns,
6802 ix86_reorg): Replace optimize_size checks.
6804 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6806 * rtl.h (simplify_subreg_regno): Declare.
6807 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6808 * simplify-rtx.c (simplify_subreg): ...here.
6809 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6810 subreg_offset_representable_p.
6812 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6815 * c-typeck.c (convert_for_assignment): Give a note describing what
6816 was passed and what was expected.
6818 2008-08-28 Joey Ye <joey.ye@intel.com>
6820 * doc/extend.texi: Document AVX built-in functions.
6821 * doc/invoke.texi: Document -mavx.
6823 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6824 Joey Ye <joey.ye@intel.com>
6825 Xuepeng Guo <xuepeng.guo@intel.com>
6827 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6829 * config/i386/cpuid.h (bit_FMA): New.
6830 (bit_XSAVE): Likewise.
6831 (bit_OSXSAVE): Likewise.
6832 (bit_AVX): Likewise.
6834 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6835 define. Use ASM_OUTPUT_AVX_PREFIX.
6837 * config/i386/gmmintrin.h: New.
6839 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6840 (OPTION_MASK_ISA_AVX_SET): New.
6841 (OPTION_MASK_ISA_FMA_SET): Likewise.
6842 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6843 (OPTION_MASK_ISA_FMA_SET): Likewise.
6844 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6845 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6846 (pta_flags): Add PTA_AVX and PTA_FMA.
6847 (override_options): Handle PTA_AVX and PTA_FMA.
6848 (init_cumulative_args): Handle warn_avx.
6849 (classify_argument): Return 0 for COImode and OImode. Return
6850 1 and X86_64_AVX_CLASS for 256bit vector types.
6851 (examine_argument): Handle X86_64_AVX_CLASS.
6852 (construct_container): Likewise.
6853 (function_arg_advance_32): Pass OImode and 256bit vector types
6855 (function_arg_advance_64): Take a new argument to indicate if a
6856 parameter is named. Handle 256bit vector types. Return
6857 immediately for unnamed 256bit vector mode parameters.
6858 (function_arg_advance): Updated.
6859 (function_arg_32): Add comments for TImode. Handle OImode
6860 and 256bit vector types.
6861 (function_arg_64): Take a new argument to indicate if a
6862 parameter is named. Handle 256bit vector types. Return NULL
6863 for unnamed 256bit vector mode parameters.
6864 (function_arg): Updated.
6865 (setup_incoming_varargs_64): Support
6866 AVX encoding for *sse_prologue_save_insn.
6867 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6868 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6869 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6870 enabled, otherwise return -3.
6871 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6873 (print_reg): Support AVX registers. Handle 'x' and 't'.
6874 Handle 'd' to duplicate the operand.
6875 (print_operand): Likewise. Also support AVX vector compare
6877 (output_387_binary_op): Support AVX.
6878 (output_fp_compare): Likewise.
6879 (ix86_expand_vector_move_misalign): Likewise.
6880 (ix86_attr_length_vex_default): New.
6881 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6882 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6883 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6884 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6885 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6886 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6887 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6888 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6889 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6890 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6891 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6892 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6893 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6894 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6895 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6896 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6897 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6898 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6899 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6900 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6901 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6902 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6903 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6904 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6905 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6906 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6907 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6908 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6909 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6910 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6911 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6912 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6913 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6914 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6915 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6916 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6917 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6918 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6919 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6920 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6921 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6922 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6923 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6924 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6925 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6926 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6927 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6928 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6929 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6930 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6931 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6932 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6933 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6934 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6935 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6936 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6937 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6938 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6939 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6940 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6941 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6942 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6943 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6944 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6945 and IX86_BUILTIN_MOVMSKPS256,
6946 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6947 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6948 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6949 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6950 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6951 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6952 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6953 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6954 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6955 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6956 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6957 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6958 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6959 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6960 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6961 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6962 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6963 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6964 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6965 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6966 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6967 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6968 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6969 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6970 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6971 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6972 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6973 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6974 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6975 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6976 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6977 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6978 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6979 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6980 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6981 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6982 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6983 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6984 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6985 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6986 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6987 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6988 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6989 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6990 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6991 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6992 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6993 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6994 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6995 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6996 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6997 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6998 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6999 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7000 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7001 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7002 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7003 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7005 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7006 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7007 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7008 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7009 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7010 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7011 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7012 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7013 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7014 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7015 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7016 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7017 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7018 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7019 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7020 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7021 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7022 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7023 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7024 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7025 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7026 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7027 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7028 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7029 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7030 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7031 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7032 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7033 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7034 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7035 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7036 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7037 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7038 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7039 IX86_BUILTIN_MOVMSKPS256.
7040 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7041 (ix86_expand_args_builtin): Likewise.
7042 (ix86_expand_special_args_builtin): Likewise.
7043 (ix86_hard_regno_mode_ok): Handle AVX modes.
7044 (ix86_expand_vector_init_duplicate): Likewise.
7045 (ix86_expand_vector_init_one_nonzero): Likewise.
7046 (ix86_expand_vector_init_one_var): Likewise.
7047 (ix86_expand_vector_init_concat): Likewise.
7048 (ix86_expand_vector_init_general): Likewise.
7049 (ix86_expand_vector_set): Likewise.
7050 (ix86_vector_mode_supported_p): Likewise.
7051 (x86_extended_reg_mentioned_p): Check INSN_P before using
7054 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7055 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7057 * config/i386/i386.h (TARGET_AVX): New.
7058 (TARGET_FMA): Likewise.
7059 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7060 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7061 (VALID_AVX256_REG_MODE): New.
7062 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7063 (AVX_FLOAT_MODE_P): Likewise.
7064 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7065 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7066 (AVX_VEC_FLOAT_MODE_P): Likewise.
7067 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7068 (ASM_OUTPUT_OPCODE): Likewise.
7069 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7071 (SSE_REG_MODE_P): Allow 256bit vector modes.
7072 (ix86_args): Add a warn_avx field.
7074 * config/i386/i386.md (UNSPEC_PCMP): New.
7075 (UNSPEC_VPERMIL): Likewise.
7076 (UNSPEC_VPERMIL2): Likewise.
7077 (UNSPEC_VPERMIL2F128): Likewise.
7078 (UNSPEC_MASKLOAD): Likewise.
7079 (UNSPEC_MASKSTORE): Likewise.
7080 (UNSPEC_CAST): Likewise.
7081 (UNSPEC_VTESTP): Likewise.
7082 (UNSPECV_VZEROALL): Likewise.
7083 (UNSPECV_VZEROUPPER): Likewise.
7084 (XMM0_REG): Likewise.
7085 (XMM1_REG): Likewise.
7086 (XMM2_REG): Likewise.
7087 (XMM3_REG): Likewise.
7088 (XMM4_REG): Likewise.
7089 (XMM5_REG): Likewise.
7090 (XMM6_REG): Likewise.
7091 (XMM8_REG): Likewise.
7092 (XMM9_REG): Likewise.
7093 (XMM10_REG): Likewise.
7094 (XMM11_REG): Likewise.
7095 (XMM12_REG): Likewise.
7096 (XMM13_REG): Likewise.
7097 (XMM14_REG): Likewise.
7098 (XMM15_REG): Likewise.
7100 (prefix_vex_imm8): Likewise.
7101 (prefix_vex_w): Likewise.
7102 (length_vex): Likewise.
7105 (*avx_ashlti3): Likewise.
7106 (*avx_lshrti3): Likewise.
7107 (*avx_setcc<mode>): Likewise.
7108 (*fop_<mode>_comm_mixed_avx): Likewise.
7109 (*fop_<mode>_comm_avx): Likewise.
7110 (*fop_<mode>_1_mixed_avx): Likewise.
7111 (*fop_<mode>_1_avx): Likewise.
7112 (*avx_<code><mode>3): Likewise.
7113 (*avx_ieee_smin<mode>3): Likewise.
7114 (*avx_ieee_smax<mode>3): Likewise.
7115 (mode): Add OI, V8SF and V4DF.
7116 (length): Support VEX prefix.
7117 (*cmpfp_i_mixed): Set prefix attribute.
7118 (*cmpfp_i_sse): Likewise.
7119 (*cmpfp_iu_mixed): Likewise.
7120 (*cmpfp_iu_sse): Likewise.
7121 (*movsi_1): Support AVX.
7122 (*movdi_2): Likewise.
7123 (*movdi_1_rex64): Likewise.
7124 (*movti_internal): Likewise.
7125 (*movti_rex64): Likewise.
7126 (*movsf_1): Likewise.
7127 (*movdf_nointeger): Likewise.
7128 (*movdf_integer_rex64): Likewise.
7129 (*movtf_internal): Likewise.
7130 (zero_extendsidi2_32): Likewise.
7131 (zero_extendsidi2_rex64): Likewise.
7132 (*extendsfdf2_mixed): Likewise.
7133 (*extendsfdf2_sse): Likewise.
7134 (*truncdfsf_fast_mixed): Likewise.
7135 (*truncdfsf_fast_sse): Likewise.
7136 (*truncdfsf_mixed): Likewise.
7137 (fix_trunc<mode>di_sse): Likewise.
7138 (fix_trunc<mode>si_sse): Likewise.
7139 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7140 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7141 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7142 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7143 (*rcpsf2_sse): Likewise.
7144 (*rsqrtsf2_sse): Likewise.
7145 (*sqrt<mode>2_sse): Likewise.
7146 (sse4_1_round<mode>2): Likewise.
7147 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7148 Support AVX. Set length attribute properly for AVX.
7150 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7151 (VECTOR_MODES (FLOAT, 32)): Likewise.
7152 (VECTOR_MODE (INT, DI, 8)): Likewise.
7153 (VECTOR_MODE (INT, HI, 32)): Likewise.
7154 (VECTOR_MODE (INT, QI, 64)): Likewise.
7155 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7156 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7157 (VECTOR_MODE (INT, DI, 4)): Removed.
7158 (VECTOR_MODE (INT, SI, 8)): Likewise.
7159 (VECTOR_MODE (INT, HI, 16)): Likewise.
7160 (VECTOR_MODE (INT, QI, 32)): Likewise.
7161 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7162 (INT_MODE (OI, 32)): Likewise.
7164 * config/i386/i386.opt (mavx): New.
7167 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7169 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7170 (*mov<mode>_internal_avx): New.
7171 (*movv2sf_internal_rex64_avx): Likewise.
7172 (*movv2sf_internal_avx): Likewise.
7174 * config/i386/predicates.md (const_4_to_5_operand): New.
7175 (const_6_to_7_operand): Likewise.
7176 (const_8_to_11_operand): Likewise.
7177 (const_12_to_15_operand): Likewise.
7178 (avx_comparison_float_operator): Likewise.
7180 * config/i386/sse.md (AVX256MODEI): New.
7181 (AVX256MODE): Likewise.
7182 (AVXMODEQI): Likewise.
7183 (AVXMODE): Likewise.
7184 (AVX256MODEF2P): Likewise.
7185 (AVX256MODE2P): Likewise.
7186 (AVX256MODE4P): Likewise.
7187 (AVX256MODE8P): Likewise.
7188 (AVXMODEF2P): Likewise.
7189 (AVXMODEF4P): Likewise.
7190 (AVXMODEDCVTDQ2PS): Likewise.
7191 (AVXMODEDCVTPS2DQ): Likewise.
7192 (avxvecmode): Likewise.
7193 (avxvecpsmode): Likewise.
7194 (avxhalfvecmode): Likewise.
7195 (avxscalarmode): Likewise.
7196 (avxcvtvecmode): Likewise.
7197 (avxpermvecmode): Likewise.
7198 (avxmodesuffixf2c): Likewise.
7199 (avxmodesuffixp): Likewise.
7200 (avxmodesuffixs): Likewise.
7201 (avxmodesuffix): Likewise.
7202 (vpermilbits): Likewise.
7203 (pinsrbits): Likewise.
7204 (mov<mode>): Likewise.
7205 (*mov<mode>_internal): Likewise.
7206 (push<mode>1): Likewise.
7207 (movmisalign<mode>): Likewise.
7208 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7209 (avx_movdqu<avxmodesuffix>): Likewise.
7210 (avx_lddqu<avxmodesuffix>): Likewise.
7211 (<plusminus_insn><mode>3): Likewise.
7212 (*avx_<plusminus_insn><mode>3): Likewise.
7213 (*avx_vm<plusminus_insn><mode>3): Likewise.
7214 (mul<mode>3): Likewise.
7215 (*avx_mul<mode>3): Likewise.
7216 (*avx_vmmul<mode>3): Likewise.
7217 (divv8sf3): Likewise.
7218 (divv4df3): Likewise.
7219 (avx_div<mode>3): Likewise.
7220 (*avx_div<mode>3): Likewise.
7221 (*avx_vmdiv<mode>3): Likewise.
7222 (avx_rcpv8sf2): Likewise.
7223 (*avx_vmrcpv4sf2): Likewise.
7224 (sqrtv8sf2): Likewise.
7225 (avx_sqrtv8sf2): Likewise.
7226 (*avx_vmsqrt<mode>2): Likewise.
7227 (rsqrtv8sf2): Likewise.
7228 (avx_rsqrtv8sf2): Likewise.
7229 (*avx_vmrsqrtv4sf2): Likewise.
7230 (<code><mode>3): Likewise.
7231 (*avx_<code><mode>3_finite): Likewise.
7232 (*avx_<code><mode>3): Likewise.
7233 (*avx_vm<code><mode>3): Likewise.
7234 (*avx_ieee_smin<mode>3): Likewise.
7235 (*avx_ieee_smax<mode>3): Likewise.
7236 (avx_addsubv8sf3): Likewise.
7237 (avx_addsubv4df3): Likewise.
7238 (*avx_addsubv4sf3): Likewise.
7239 (*avx_addsubv2df3): Likewise.
7240 (avx_h<plusminus_insn>v4df3): Likewise.
7241 (avx_h<plusminus_insn>v8sf3): Likewise.
7242 (*avx_h<plusminus_insn>v4sf3): Likewise.
7243 (*avx_h<plusminus_insn>v2df3): Likewise.
7244 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7245 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7246 (*avx_maskcmp<mode>3): Likewise.
7247 (avx_nand<mode>3): Likewise.
7248 (*avx_<code><mode>3): Likewise.
7249 (*avx_nand<mode>3): Likewise.
7250 (*avx_<code><mode>3): Likewise.
7251 (*avx_cvtsi2ss): Likewise.
7252 (*avx_cvtsi2ssq): Likewise.
7253 (*avx_cvtsi2sd): Likewise.
7254 (*avx_cvtsi2sdq): Likewise.
7255 (*avx_cvtsd2ss): Likewise.
7256 (avx_cvtss2sd): Likewise.
7257 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7258 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7259 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7260 (*avx_cvtsi2sd): Likewise.
7261 (*avx_cvtsi2sdq): Likewise.
7262 (avx_cvtdq2pd256): Likewise.
7263 (avx_cvtpd2dq256): Likewise.
7264 (avx_cvttpd2dq256): Likewise.
7265 (*avx_cvtsd2ss): Likewise.
7266 (*avx_cvtss2sd): Likewise.
7267 (avx_cvtpd2ps256): Likewise.
7268 (avx_cvtps2pd256): Likewise.
7269 (*avx_movhlps): Likewise.
7270 (*avx_movlhps): Likewise.
7271 (avx_unpckhps256): Likewise.
7272 (*avx_unpckhps): Likewise.
7273 (avx_unpcklps256): Likewise.
7274 (*avx_unpcklps): Likewise.
7275 (avx_movshdup256): Likewise.
7276 (avx_movsldup256): Likewise.
7277 (avx_shufps256): Likewise.
7278 (avx_shufps256_1): Likewise.
7279 (*avx_shufps_<mode>): Likewise.
7280 (*avx_loadhps): Likewise.
7281 (*avx_storelps): Likewise.
7282 (*avx_loadlps): Likewise.
7283 (*avx_movss): Likewise.
7284 (*vec_dupv4sf_avx): Likewise.
7285 (*vec_concatv2sf_avx): Likewise.
7286 (*vec_concatv4sf_avx): Likewise.
7287 (*vec_setv4sf_0_avx): Likewise.
7288 (*vec_setv4sf_avx): Likewise.
7289 (*avx_insertps): Likewise.
7290 (avx_vextractf128<mode>): Likewise.
7291 (vec_extract_lo_<mode>): Likewise.
7292 (vec_extract_hi_<mode>): Likewise.
7293 (vec_extract_lo_<mode>): Likewise.
7294 (vec_extract_hi_<mode>): Likewise.
7295 (vec_extract_lo_v16hi): Likewise.
7296 (vec_extract_hi_v16hi): Likewise.
7297 (vec_extract_lo_v32qi): Likewise.
7298 (vec_extract_hi_v32qi): Likewise.
7299 (avx_unpckhpd256): Likewise.
7300 (*avx_unpckhpd): Likewise.
7301 (avx_movddup256): Likewise.
7302 (*avx_movddup): Likewise.
7303 (avx_unpcklpd256): Likewise.
7304 (*avx_unpcklpd): Likewise.
7305 (avx_shufpd256): Likewise.
7306 (avx_shufpd256_1): Likewise.
7307 (*avx_punpckhqdq): Likewise.
7308 (*avx_punpcklqdq): Likewise.
7309 (*avx_shufpd_<mode>): Likewise.
7310 (*avx_storehpd): Likewise.
7311 (*avx_loadhpd): Likewise.
7312 (*avx_loadlpd): Likewise.
7313 (*avx_movsd): Likewise.
7314 (*vec_concatv2df_avx): Likewise.
7315 (*avx_<plusminus_insn><mode>3): Likewise.
7316 (*avx_<plusminus_insn><mode>3): Likewise.
7317 (*avx_mulv8hi3): Likewise.
7318 (*avxv8hi3_highpart): Likewise.
7319 (*avx_umulv8hi3_highpart): Likewise.
7320 (*avx_umulv2siv2di3): Likewise.
7321 (*avx_mulv2siv2di3): Likewise.
7322 (*avx_pmaddwd): Likewise.
7323 (*avx_mulv4si3): Likewise.
7324 (*avx_ashr<mode>3): Likewise.
7325 (*avx_lshr<mode>3): Likewise.
7326 (*avx_ashl<mode>3): Likewise.
7327 (*avx_<code><mode>3): Likewise.
7328 (*avx_eq<mode>3): Likewise.
7329 (*avx_gt<mode>3): Likewise.
7330 (*avx_nand<mode>3): Likewise.
7331 (*avx_nand<mode>3): Likewise.
7332 (*avx_<code><mode>3): Likewise.
7333 (*avx_<code><mode>3): Likewise.
7334 (*avx_packsswb): Likewise.
7335 (*avx_packssdw): Likewise.
7336 (*avx_packuswb): Likewise.
7337 (*avx_punpckhbw): Likewise.
7338 (*avx_punpcklbw): Likewise.
7339 (*avx_punpckhwd): Likewise.
7340 (*avx_punpcklwd): Likewise.
7341 (*avx_punpckhdq): Likewise.
7342 (*avx_punpckldq): Likewise.
7343 (*avx_pinsr<avxmodesuffixs>): Likewise.
7344 (*avx_pinsrq): Likewise.
7345 (*avx_loadld): Likewise.
7346 (*vec_extractv2di_1_rex64_avx): Likewise.
7347 (*vec_extractv2di_1_avx): Likewise.
7348 (*vec_dupv2di_avx): Likewise.
7349 (*vec_concatv2si_avx): Likewise.
7350 (*vec_concatv4si_1_avx): Likewise.
7351 (*vec_concatv2di_avx): Likewise.
7352 (*vec_concatv2di_rex64_avx): Likewise.
7353 (*avx_uavgv16qi3): Likewise.
7354 (*avx_uavgv8hi3): Likewise.
7355 (*avx_psadbw): Likewise.
7356 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7357 (*avx_phaddwv8hi3): Likewise.
7358 (*avx_phadddv4si3): Likewise.
7359 (*avx_phaddswv8hi3): Likewise.
7360 (*avx_phsubwv8hi3): Likewise.
7361 (*avx_phsubdv4si3): Likewise.
7362 (*avx_phsubswv8hi3): Likewise.
7363 (*avx_pmaddubsw128): Likewise.
7364 (*avx_pmulhrswv8hi3): Likewise.
7365 (*avx_pshufbv16qi3): Likewise.
7366 (*avx_psign<mode>3): Likewise.
7367 (*avx_palignrti): Likewise.
7368 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7369 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7370 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7371 (*avx_mpsadbw): Likewise.
7372 (*avx_packusdw): Likewise.
7373 (*avx_pblendvb): Likewise.
7374 (*avx_pblendw): Likewise.
7375 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7376 (avx_ptest256): Likewise.
7377 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7378 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7379 (*avx_aesenc): Likewise.
7380 (*avx_aesenclast): Likewise.
7381 (*avx_aesdec): Likewise.
7382 (*avx_aesdeclast): Likewise.
7383 (avx_vzeroupper): Likewise.
7384 (avx_vzeroupper_rex64): Likewise.
7385 (avx_vpermil<mode>): Likewise.
7386 (avx_vpermilvar<mode>3): Likewise.
7387 (avx_vpermil2<mode>3): Likewise.
7388 (avx_vperm2f128<mode>3): Likewise.
7389 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7390 (avx_vbroadcastss256): Likewise.
7391 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7392 (avx_vinsertf128<mode>): Likewise.
7393 (vec_set_lo_<mode>): Likewise.
7394 (vec_set_hi_<mode>): Likewise.
7395 (vec_set_lo_<mode>): Likewise.
7396 (vec_set_hi_<mode>): Likewise.
7397 (vec_set_lo_v16hi): Likewise.
7398 (vec_set_hi_v16hi): Likewise.
7399 (vec_set_lo_v32qi): Likewise.
7400 (vec_set_hi_v32qi): Likewise.
7401 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7402 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7403 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7404 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7405 (vec_init<mode>): Likewise.
7406 (*vec_concat<mode>_avx): Likewise.
7407 (blendbits): Support V8SF and V4DF.
7408 (sse2_movq128): Support AVX.
7409 (<sse>_movnt<mode>): Likewise.
7410 (sse2_movntv2di): Likewise.
7411 (sse_rcpv4sf2): Likewise.
7412 (sse_sqrtv4sf2): Likewise.
7413 (sse_rsqrtv4sf2): Likewise.
7414 (<sse>_comi): Likewise.
7415 (<sse>_ucomi): Likewise.
7416 (sse_cvtss2si): Likewise.
7417 (sse_cvtss2si_2): Likewise.
7418 (sse_cvtss2siq): Likewise.
7419 (sse_cvtss2siq_2): Likewise.
7420 (sse_cvttss2si): Likewise.
7421 (sse_cvttss2siq): Likewise.
7422 (sse2_cvtsd2si): Likewise.
7423 (sse2_cvtsd2si_2): Likewise.
7424 (sse2_cvtsd2siq): Likewise.
7425 (sse2_cvtsd2siq_2): Likewise.
7426 (sse2_cvttsd2si): Likewise.
7427 (sse2_cvttsd2siq): Likewise.
7428 (sse2_cvtdq2pd): Likewise.
7429 (*sse2_cvtpd2dq): Likewise.
7430 (*sse2_cvttpd2dq): Likewise.
7431 (*sse2_cvtpd2ps): Likewise.
7432 (sse2_cvtps2pd): Likewise.
7433 (sse3_movshdup): Likewise.
7434 (sse3_movsldup): Likewise.
7435 (sse_storehps): Likewise.
7436 (*sse4_1_extractps): Likewise.
7437 (sse2_storelpd): Likewise.
7438 (vec_dupv2df_sse3): Likewise.
7439 (*vec_concatv2df_sse3): Likewise.
7440 (*sse4_1_pextrb): Likewise.
7441 (*sse4_1_pextrb_memory): Likewise.
7442 (*sse2_pextrw): Likewise.
7443 (*sse4_1_pextrw_memory): Likewise.
7444 (*sse4_1_pextrd): Likewise.
7445 (*sse4_1_pextrq): Likewise.
7446 (sse2_pshufd_1): Likewise.
7447 (sse2_pshuflw_1): Likewise.
7448 (sse2_pshufhw_1): Likewise.
7449 (*sse2_storeq_rex64): Likewise.
7450 (*vec_dupv4si): Likewise.
7451 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7452 (sse2_pmovmskb): Likewise.
7453 (*sse2_maskmovdqu): Likewise.
7454 (*sse2_maskmovdqu_rex64): Likewise.
7455 (sse_ldmxcsr): Likewise.
7456 (sse_stmxcsr): Likewise.
7457 (abs<mode>2): Likewise.
7458 (sse4_1_movntdqa): Likewise.
7459 (sse4_1_phminposuw): Likewise.
7460 (sse4_1_extendv8qiv8hi2): Likewise.
7461 (*sse4_1_extendv8qiv8hi2): Likewise.
7462 (sse4_1_extendv4qiv4si2): Likewise.
7463 (*sse4_1_extendv4qiv4si2): Likewise.
7464 (sse4_1_extendv2qiv2di2): Likewise.
7465 (*sse4_1_extendv2qiv2di2): Likewise.
7466 (sse4_1_extendv4hiv4si2): Likewise.
7467 (*sse4_1_extendv4hiv4si2): Likewise.
7468 (sse4_1_extendv2hiv2di2): Likewise.
7469 (*sse4_1_extendv2hiv2di2): Likewise.
7470 (sse4_1_extendv2siv2di2): Likewise.
7471 (*sse4_1_extendv2siv2di2): Likewise.
7472 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7473 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7474 (sse4_1_zero_extendv4qiv4si2): Likewise.
7475 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7476 (sse4_1_zero_extendv2qiv2di2): Likewise.
7477 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7478 (sse4_1_zero_extendv4hiv4si2): Likewise.
7479 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7480 (sse4_1_zero_extendv2hiv2di2): Likewise.
7481 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7482 (sse4_1_zero_extendv2siv2di2): Likewise.
7483 (*sse4_1_zero_extendv2siv2di2): Likewise.
7484 (sse4_1_ptest): Likewise.
7485 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7486 (sse4_2_pcmpestri): Likewise.
7487 (sse4_2_pcmpestrm): Likewise.
7488 (sse4_2_pcmpistri): Likewise.
7489 (sse4_2_pcmpistrm): Likewise.
7491 (aeskeygenassist): Likewise.
7493 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7495 * config/i386/predicates.md (vzeroall_operation): New.
7497 * config/i386/sse.md (avx_vzeroall): New.
7498 (*avx_vzeroall): Likewise.
7500 2008-08-28 Paul Brook <paul@codesourcery.com>
7501 Mark Shinwell <shinwell@codesourcery.com>
7502 Richard Earnshaw <richard.earnshaw@arm.com>
7504 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7505 (TARGET_MIN_ANCHOR_OFFSET): New.
7506 (arm_override_options): Set correct anchor ranges for Thumb-1
7507 and Thumb-2 if required.
7508 (legitimize_pic_address): Handle case involving a TLS symbol
7509 reference with an addend.
7510 (arm_optimization_options): Enable section anchors at -O1 and
7512 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7513 * config/arm/arm-protos.h (arm_optimization_options): New.
7515 2008-08-28 Nick Clifton <nickc@redhat.com>
7517 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7518 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7521 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7522 * config/v850/v850.md (return): Remove frame size restriction.
7524 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7526 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7528 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7530 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7532 2008-08-28 Paul Brook <paul@codesourcery.com>
7534 * config/arm/vfp11.md: Update license notice.
7535 * config/arm/cortex-r4.md: Ditto.
7537 2008-08-28 Richard Guenther <rguenther@suse.de>
7539 PR tree-optimization/37207
7540 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7543 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7546 * tree.c (int_fits_type_p): Don't forget unsigned integers
7547 of type sizetype which higher end word equals -1.
7549 2008-08-28 Ira Rosen <irar@il.ibm.com>
7551 * target.h (struct vectorize): Add new target builtin.
7552 * tree-vectorizer.c (destroy_loop_vec_info): Call
7553 vect_free_slp_instance instead of vect_free_slp_node.
7554 * tree-vectorizer.h (enum slp_load_perm_type): New.
7555 (struct _slp_instance): Add new fields.
7556 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7557 (SLP_INSTANCE_LOADS): New.
7558 (vect_free_slp_tree): Remove.
7559 (vect_free_slp_instance): Declare.
7560 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7561 (vectorizable_load): Add argument.
7562 (vect_transform_slp_perm_load): New.
7563 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7565 (vect_get_place_in_interleaving_chain): New function.
7566 (vect_free_slp_tree): Make static.
7567 (vect_free_slp_instance): New function.
7568 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7569 collect the load location in the interleaving chain.
7570 (vect_supported_slp_permutation_p): New function.
7571 (vect_supported_load_permutation_p): Likewise.
7572 (vect_analyze_slp_instance): In case of loads permutation, call
7573 vect_supported_load_permutation_p to check that the permutation is
7575 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7576 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7577 (vect_create_mask_and_perm): New function.
7578 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7579 (vectorizable_load): Add an argument. Don't keep the created vectors
7580 statements in the node if permutation is required. Call
7581 vect_transform_slp_perm_load to generate the permutation.
7582 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7583 additional argument.
7584 (vect_schedule_slp_instance): In case of loads permutation, allocate
7585 vectorized statements structure for all the related SLP nodes. Call
7586 vect_transform_stmt with addditional argument.
7587 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7588 * config/spu/spu.c (spu_builtin_vec_perm): New.
7589 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7590 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7591 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7592 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7594 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7596 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7597 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7598 __gthread_cond_signal, __gthread_cond_timedwait,
7599 __gthread_cond_timedwait_recursive): New functions.
7600 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7602 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7605 2008-08-28 Richard Guenther <rguenther@suse.de>
7608 * fold-const.c (maybe_canonicalize_comparison_1): Require
7609 undefined overflow only for canonicalizing A +- CST cmp CST.
7610 Make sure to not generate new constants that are not inside
7611 their TYPE_MIN/MAX_VALUE range.
7612 (maybe_canonicalize_comparison): Remove undefined overflow
7614 (fold_binary): Remove now duplicate folding.
7616 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7618 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7619 use not updated in the last change.
7621 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7623 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7624 (IRA_COVER_CLASSES): Add FPUL_REGS.
7626 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7629 * c-common.c (conversion_warning): Check for null operands.
7631 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7634 * c-decl.c (check_for_loop_decls): Improve error message. Give
7637 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7640 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7641 (convert_for_assignment): Pass corrent OPT_W* parameter to
7642 WARN_FOR_ASSIGNMENT.
7644 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7647 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7649 2008-08-27 Paul Brook <paul@codesourcery.com>
7651 * config.gcc: Loosen checks for arm uclinux eabi targets.
7653 2008-08-27 Paul Brook <paul@codesourcery.com>
7655 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7657 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7659 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7661 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7662 the enumerators of an ENUMERAL_TYPE.
7663 * dbxout.c (dbxout_type): Ditto.
7665 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7668 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7669 (fwprop_addr): Check that the loop_father is not the outer loop.
7671 2008-08-26 Paul Brook <paul@codesourcery.com>
7673 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7674 Remove documentation entry for fmul type.
7675 Use fmuls to annotate single-precision multiplication patterns,
7676 fmuld to annotate double-precision multiplication patterns,
7677 fmacs to annotate single-precision multiply-accumulate patterns
7678 and fmacd to annotate double-precision multiply-accumulate patterns.
7679 * config/arm/vfp11.md: Update reservations accordingly.
7680 * config/arm/arm.md: Note that certain values of the "type"
7681 attribute are documented in vfp.md.
7682 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7683 (v10_cvt): Use new fmul types.
7685 2008-08-26 Paul Brook <paul@codesourcery.com>
7687 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7688 * config/arm/vfp11.md: ...here. New.
7689 * config/arm/arm.md: Include vfp11.md.
7691 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7693 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7694 parameter to inform call.
7696 2008-08-26 Jeff Law <law@redhat.com>
7698 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7699 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7700 preferred class when copying a constant into a partial word register.
7702 2008-08-26 Ben Elliston <bje@au.ibm.com>
7704 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7705 * cp/typeck.c: Likewise.
7706 * cp/tree.c: Likewise.
7707 * gimple-low.c: Likewise.
7710 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7712 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7713 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7715 * doc/passes.texi: Describe IRA.
7717 * doc/tm.texi (IRA_COVER_CLASSES,
7718 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7720 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7721 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7722 -fira-propagate-cost, -fno-ira-share-save-slots,
7723 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7725 * flags.h (ira_algorithm): New enumeration.
7726 (flag_ira_algorithm, flag_ira_verbose): New external variable
7729 * postreload.c (gate_handle_postreload): Don't do post reload
7730 optimizations unless the reload is completed.
7732 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7735 * tree-pass.h (pass_ira): New external variable declaration.
7737 * reload.h: Add 2008 to the Copyright.
7739 * cfgloopanal.c: Include params.h.
7740 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7743 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7745 * toplev.c (ira.h): New include.
7746 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7747 (backend_init_target): Call ira_init.
7748 (backend_init): Call ira_init_once.
7749 (finalize): Call finish_ira_once.
7751 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7752 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7755 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7756 may_move_out_cost): New external variable declarations.
7757 (move_table): New typedef.
7759 * caller-save.c: Include headers output.h and ira.h.
7760 (no_caller_save_reg_set): New global variable.
7761 (save_slots_num, save_slots): New variables.
7762 (reg_save_code, reg_restore_code, add_stored_regs): Add
7764 (init_caller_save): Set up no_caller_save_reg_set.
7765 (init_save_areas): Reset save_slots_num.
7766 (saved_hard_reg): New structure.
7767 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7768 (initiate_saved_hard_regs, new_saved_hard_reg,
7769 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7771 (setup_save_areas): Add code for sharing stack slots.
7772 (all_blocks): New variable.
7773 (save_call_clobbered_regs): Process pseudo-register too.
7774 (mark_set_regs): Process pseudo-register too.
7775 (insert_one_insn): Put the insn after bb note in a empty basic
7776 block. Add insn check.
7778 * global.c (eliminable_regset): Make it external.
7779 (mark_elimination): Use DF_LR_IN for IRA.
7780 (pseudo_for_reload_consideration_p): New.
7781 (build_insn_chain): Make it external. Don't ignore spilled
7782 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7783 (gate_handle_global_alloc): New function.
7784 (pass_global_alloc): Add the gate function.
7786 * opts.c (decode_options): Set up flag_ira. Print the warning for
7788 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7790 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7792 * regmove.c (regmove_optimize): Don't do replacement of output for
7795 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7796 New external variable declarations.
7798 * local-alloc.c (update_equiv_regs): Make it external. Return
7799 true if jump label rebuilding should be done. Rescan new_insn for
7801 (gate_handle_local_alloc): New function.
7802 (pass_local_alloc): Add the gate function.
7804 * alias.c (value_addr_p, stack_addr_p): New functions.
7805 (nonoverlapping_memrefs_p): Use them for IRA.
7807 * common.opt (fira, fira-algorithm, fira-coalesce,
7808 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7809 fira-verbose): New options.
7811 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7812 move_cost, may_move_in_cost, may_move_out_cost): Make the
7814 (move_table): Remove typedef.
7815 (init_move_cost): Make it external.
7816 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7819 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7820 setup_reg_classes): New function prototypes.
7821 (eliminable_regset): New external variable declaration.
7822 (build_insn_chain, update_equiv_regs): New function prototypes.
7824 * Makefile.in (IRA_INT_H): New definition.
7825 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7826 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7827 (reload1.o, toplev.o): Add dependence on ira.h.
7828 (cfgloopanal.o): Add PARAMS_H.
7829 (caller-save.o): Add dependence on output.h and ira.h.
7830 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7831 ira-emit.o, ira-lives.o): New entries.
7833 * passes.c (pass_ira): New pass.
7835 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7837 * reload1.c (ira.h): Include the header.
7838 (changed_allocation_pseudos): New bitmap.
7839 (init_reload): Initiate the bitmap.
7840 (compute_use_by_pseudos): Permits spilled registers in FROM.
7841 (temp_pseudo_reg_arr): New variable.
7842 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7843 IRA. Call alter_reg with the additional parameter. Don't clear
7844 spilled_pseudos for IRA. Restore original insn chain for IRA.
7845 Clear changed_allocation_pseudos at the end of reload.
7846 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7847 (hard_regno_to_pseudo_regno): New variable.
7848 (count_pseudo): Check spilled pseudos. Set up
7849 hard_regno_to_pseudo_regno.
7850 (count_spilled_pseudo): Check spilled pseudos. Update
7851 hard_regno_to_pseudo_regno.
7852 (find_reg): Use better_spill_reload_regno_p. Check
7853 hard_regno_to_pseudo_regno.
7854 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7856 (eliminate_regs_1): Use additional parameter for alter_reg.
7857 (finish_spills): Set up pseudo_previous_regs only for spilled
7858 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7859 more arguments. Don't clear live_throughout and dead_or_set for
7860 spilled pseudos. Use additional parameter for alter_reg. Call
7861 mark_allocation_change. Set up changed_allocation_pseudos.
7862 Remove sanity check.
7863 (emit_input_reload_insns, delete_output_reload): Use additional
7864 parameter for alter_reg. Call mark_allocation_change.
7865 (substitute, gen_reload_chain_without_interm_reg_p): New
7867 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7869 * testsuite/gcc.dg/20080410-1.c: New file.
7871 * config/s390/s390.h (IRA_COVER_CLASSES,
7872 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7874 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7876 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7878 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7880 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7882 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7884 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7886 2008-08-24 Jeff Law <law@redhat.com>
7887 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7888 when ignoring unavailable registers.
7890 2008-08-24 Jeff Law <law@redhat.com>
7891 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7892 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7893 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7894 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7896 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7897 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7899 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7900 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7901 * reload1.c (find_reg): Process registers in register allocation order.
7903 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7904 * toplev.c (backend_init_target): Move ira_init call from
7906 (lang_dependent_init_target): ...to here.
7908 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7909 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7910 calculate memory move costs for NO_REGS.
7912 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7913 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7914 STACK_REGS is defined.
7916 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7917 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7919 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7920 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7922 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7923 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7924 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7927 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7928 Dorit Nuzman <dorit@il.ibm.com>
7930 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7931 vec_extract_evenv4sf, vec_extract_evenv8hi,
7932 vec_extract_evenv16qi, vec_extract_oddv4si,
7933 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7934 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7935 vec_interleave_highv4si, vec_interleave_lowv4si,
7936 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7937 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7938 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7940 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7943 * config/rs6000/rs6000.c (optimization_options): Don't default to
7944 section anchors without toplevel reorder.
7946 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7948 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7949 (mfc_end_critical_section): Likewise.
7951 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7953 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7954 all type qualifiers from element type to vector type.
7956 2008-08-25 David Daney <ddaney@avtrex.com>
7958 * config/mips/mips.md (immediate_insn): Move up in file, fix
7959 comment typo, reformat.
7960 (fetchop_bit, atomic_hiqi_op memory_barrier,
7961 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7962 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7963 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7964 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7965 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7966 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7967 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7968 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7969 sync_old_nand<mode>, sync_new_nand<mode>,
7970 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7971 test_and_set_12): Moved to sync.md.
7973 * config/mips/sync.md: New file.
7975 2008-08-25 Richard Henderson <rth@redhat.com>
7977 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7978 (regsave): Likewise.
7979 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7980 (output_cfi_directive): Likewise.
7981 (div_data_align): New.
7982 (output_cfi): Use it.
7984 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7986 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7987 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7988 (TARGET_OCTEON): New macro.
7989 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7990 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7991 (ISA_HAS_POP): New macro.
7992 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7994 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7996 * config/mips/mips.md (cpu): Add octeon.
7997 (type): Add pop attribute value.
7998 (popcount<mode>2): New pattern.
7999 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8001 2008-08-24 Jan Hubicka <jh@suse.cz>
8003 * doc/invoke.texi (-fipa-cp-clone): New option.
8004 (-fipa-cp): Update docs.
8005 (--param ipcp-unit-growth):New.
8006 * ipa-cp.c: Include fibheap.h, params.h
8007 (ipcp_initialize_node_lattices): When not cloning, all externally
8008 visible functions are bottom.
8009 (ipcp_need_redirect_p): Accept clones.
8010 (ipcp_insert_stage): Use cost driven heuristics.
8011 (max_count, dead_nodes): New static vars.
8012 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8013 ipcp_const_param_count): New functions.
8014 * common.opt (ipa-cp-clone): New command line option.
8015 * params.def (ipcp-unit-growth): New.
8017 2008-08-24 Jan Hubicka <jh@suse.cz>
8019 * tree-inline.c (tree_function_versioning): Look harder
8020 for referenced vars.
8022 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8024 PR tree-optimization/37185
8025 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8027 2008-08-23 Jan Hubicka <jh@suse.cz>
8029 * ipa-cp.c (ipcp_analyze_node): New function.
8030 (ipcp_update_cloned_node): Use it.
8031 (ipcp_init_stage): Likewise.
8032 * ipa-inline.c (function_insertion_hook_holder): New static var.
8033 (analyze_function): Break out from ....
8034 (inline_generate_summary): Here; register insertion hook.
8035 (cgraph_decide_inlining): Remove hook.
8036 (add_new_function): New function.
8038 2008-08-23 Jan Hubicka <jh@suse.cz>
8040 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8042 2008-08-23 Jan Hubicka <jh@suse.cz>
8044 * ipa-cp.c (constant_val_insert): Remove.
8045 (ipcp_propagate_one_const): Remove.
8046 (ipcp_create_replace_map): Always insert replacements to the map.
8047 (ipcp_insert_stage): Do not try to insert statements by hand.
8048 * tree-inline.c (insert_init_stmt): Break out from ...
8049 (setup_one_parameter): ... here; allow NULL BB pointer.
8050 (tree_function_versioning): Use setup_one_parameter to process
8053 2008-08-23 Jan Hubicka <jh@suse.cz>
8055 * tree.c (decl_address_ip_invariant_p): New function.
8056 * tree.h (decl_address_ip_invariant_p): Declare.
8057 * gimple.c (strip_invariant_refs): Break out from ...
8058 (is_gimple_invariant_address): ... here
8059 (is_gimple_ip_invariant_address): New function.
8060 (is_gimple_ip_invariant): New function.
8061 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8064 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8065 (ipcp_lat_is_insertable): All constants are insertable.
8066 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8067 IPA_CONST_VALUE_REF.
8068 (ipcp_initialize_node_lattices): Propagate all types of operands.
8069 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8070 (ipcp_create_replace_map): Reformat.
8071 (ipcp_need_redirect_p): Simplify.
8072 (ipcp_insert_stage): Check that argument is used before clonning.
8073 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8075 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8076 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8077 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8078 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8079 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8080 * tree-inline.c (tree_function_versioning): Add variables referenced
8083 2008-08-23 Jan Hubicka <jh@suse.cz>
8086 * i386.c (standard_80387_constant_p): Use optimize_size.
8088 2008-08-23 Ira Rosen <irar@il.ibm.com>
8090 PR tree-optimization/37161
8091 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8092 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8093 (vect_determine_vectorization_factor): Move the scalar type
8094 retrieval to vect_get_smallest_scalar_type.
8095 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8096 scalar type. Remove redundant computation.
8097 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8098 (vect_get_slp_defs): Take the type of RHS into account if
8099 necessary by calling vect_get_smallest_scalar_type. Call
8100 vect_get_constant_vectors with additional argument.
8102 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8105 * doc/invoke.texi (Wwrite-strings): Clarify description.
8107 2008-08-23 Ira Rosen <irar@il.ibm.com>
8109 PR tree-optimization/37174
8110 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8111 def stmt is a part of the loop before accessing its stmt_vec_info.
8113 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8116 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8117 (*swap): New insn pattern.
8118 (*ashlqi3): Rename from ashlqi3 insn pattern.
8119 (ashlqi3): New expanders.
8120 (*lshrqi3): Rename from lshrqi3 insn pattern.
8121 (lshrqi3): New expanders.
8122 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8123 lshrqi3_const5, lshrqi3_const6): New splitters.
8124 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8125 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8128 2008-08-22 Richard Guenther <rguenther@suse.de>
8130 PR tree-optimization/37078
8131 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8132 [+INF, +INF] ranges.
8134 2008-08-22 Richard Guenther <rguenther@suse.de>
8136 PR tree-optimization/37143
8137 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8138 a conversion statement instead of a copy.
8140 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8143 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8144 CCCmode, CCOmode and CCSmode destination modes.
8147 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8148 from different units in a single alternative.
8149 (*vec_extractv2sf_1): Ditto.
8150 (*vec_extractv2si_0): Ditto.
8151 (*vec_extractv2si_1): Ditto.
8152 * config/i386/sse.md (sse2_storehpd): Ditto.
8153 (sse2_storelpd): Ditto.
8154 (sse2_loadhpd): Ditto.
8155 (sse2_loadlpd): Ditto.
8158 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8159 (popcountsi2): Ditto.
8160 (clzdi2_abm): Ditto.
8161 (popcountdi2): Ditto.
8162 (clzhi2_abm): Ditto.
8163 (popcounthi2): Ditto.
8165 2008-08-22 Richard Guenther <rguenther@suse.de>
8169 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8170 if the multiplication does not overflow.
8172 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8174 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8176 2008-08-21 Richard Henderson <rth@redhat.com>
8178 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8179 spurrious comma from test.
8180 * configure: Rebuild.
8182 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8185 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8188 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8190 * c-tree.h (grokfield): New argument.
8191 * c-decl.c (grokfield): Handle new location argument.
8192 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8194 2008-08-21 Richard Guenther <rguenther@suse.de>
8196 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8198 2008-08-21 Jan Hubicka <jh@suse.cz>
8200 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8201 (cgraph_add_function_insertion_hook,
8202 cgraph_remove_function_insertion_hook,
8203 cgraph_call_function_insertion_hooks): New functions.
8204 * cgraph.h (cgraph_add_function_insertion_hook,
8205 cgraph_remove_function_insertion_hook,
8206 cgraph_call_function_insertion_hooks): Declare.
8207 * ipa-reference.c (function_insertion_hook_holder): New variable.
8208 (check_operand, look_for_address_of): When checking late, do not care
8209 about module bitmaps.
8210 (add_new_function): New function.
8211 (generate_summary): Register hooks; zero module bitmaps.
8212 (propagate): Unregister hooks.
8213 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8214 (add_new_function): New function.
8215 (generate_summary): Register hook.
8216 (propagate): Remove hook.
8218 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8220 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8221 * ipa-cp.c (ipcp_update_cloned_node): New function.
8222 (build_const_val): Handle functions correctly; bring type logic
8223 into sync with tree-inline.c
8224 (ipcp_init_stage): Take care of computing stuff needed by
8225 indirect inlining; update clones.
8226 (ipcp_generate_summary): Break out of ipcp_driver.
8227 (ipcp_driver): Do only execution and transformation.
8228 (pass_ipa_cp): Make IPA_PASS.
8229 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8231 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8232 ipcp, some info is already available.
8233 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8234 * tree-inline.c (remap_ssa_name): Unshare expression.
8236 2008-08-21 Richard Guenther <rguenther@suse.de>
8238 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8239 a PHI ask VN if it is already available.
8240 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8241 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8243 2008-08-21 Richard Guenther <rguenther@suse.de>
8246 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8247 makes sure to produce a result of the correct type.
8249 2008-08-21 Jan Hubicka <jh@suse.cz>
8250 Backport from LTO branch:
8252 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8253 Jan Hubicka <jh@suse.cz>
8256 (init_state, finish_state, set_function_state, generate_summary):
8258 (scan_stmt): Renamed from scan_function. Changed to keep state in
8259 local static vars rather than cgraph aux field.
8260 (propagate): Renamed from static_execute. Changed to keep state in
8261 local static vars rather than cgraph aux field.
8262 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8263 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8265 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8267 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8268 * ipa-reference.c (init_function_info, generate_summary,
8269 propagate): New functions.
8270 (analyze_function): Call init_function_info.
8271 (static_execute): Stripped into generate_summary and propagate.
8272 (pass_ipa_reference): Made into ipa_opt_pass.
8274 2008-08-21 Richard Guenther <rguenther@suse.de>
8276 PR tree-optimization/37181
8277 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8279 (extract_range_from_unary_expr): Likewise.
8281 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8283 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8285 * toplev.h (pedwarn_at): Likewise.
8286 * builtins.c: Update all calls to pedwarn.
8287 * c-lex.c: Likewise.
8288 * toplev.c: Likewise.
8289 * c-tree.h: Likewise.
8290 * c-decl.c: Likewise.
8291 * c-errors.c: Likewise.
8292 * c-typeck.c: Likewise.
8293 * c-common.c: Likewise.
8294 * c-parser.c: Likewise.
8296 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8299 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8300 with MODE_VECTOR_INT mode.
8302 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8305 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8306 initialized outside the current module.
8307 (warn_uninitialized_var): Ignore left-hand side when walking the
8308 trees. Ignore address expressions. Examine VUSE operands in gimple
8309 statements with a variable declaration on the right-hand side.
8311 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8314 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8316 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8319 * c-common.c (conversion_warning): Do not warn if applying bit-and
8320 operator to unsigned constant that fits in the target type.
8322 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8325 * c-common.c (conversion_warning): Do not warn for artificial
8328 2008-08-20 Richard Guenther <rguenther@suse.de>
8330 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8331 (extract_range_from_binary_expr): Fall back to constant propagation.
8332 (extract_range_from_unary_expr): Likewise.
8334 2008-08-20 Richard Guenther <rguenther@suse.de>
8336 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8337 with TREE_THIS_VOLATILE on shared nodes.
8338 (fold_stmt_r): Likewise.
8340 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8343 * c-parser.c (c_parser_attributes): For keywords use canonical
8344 spelling for attr_name.
8346 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8348 * value-prof.c (check_counter): Revert wrong call to error.
8350 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8352 * profile.c: Update calls to inform.
8353 * value-prof.c: Update calls to inform.
8355 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8357 * diagnostic.c (inform): Add an explicit location_t parameter.
8358 * toplev.h (inform): Update declaration.
8359 * builtins.c: Update all calls to inform.
8360 * c-common.c: Likewise.
8361 * c-decl.c: Likewise.
8362 * c-opts.c: Likewise.
8363 * c-pch.c: Likewise.
8364 * c-pragma.c: Likewise.
8365 * c-typeck.c: Likewise.
8366 * coverage.c: Likewise.
8368 * toplev.c: Likewise.
8369 * tree-cfg.c: Likewise.
8370 * tree-ssa.c: Likewise.
8372 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8375 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8376 V2DI mode, for SSE4.1, use movq instead of vector set if the
8377 second element is zero and inter-unit moves are OK.
8379 2008-08-20 Richard Guenther <rguenther@suse.de>
8381 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8382 properly handle conversion/copy chains after tuplification.
8384 2008-08-20 Richard Guenther <rguenther@suse.de>
8386 * passes.c (init_optimization_passes): Move the second
8387 forwprop pass before alias computation. Remove the second
8388 DCE pass. Remove the first dominator and phi copy/const
8391 2008-08-20 Nick Clifton <nickc@redhat.com>
8393 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8394 support of this feature. Do not assume that a sufficiently new
8395 assembler will support the feature regardless of the target type.
8396 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8397 * configure: Regenerate.
8399 2008-08-20 Richard Guenther <rguenther@suse.de>
8401 * tree-vrp.c (found_in_subgraph): Remove.
8402 (live): New global static.
8403 (live_on_edge): New function.
8404 (blocks_visited): Remove.
8405 (register_edge_assert_for_2): Use live_on_edge.
8406 (find_conditional_asserts): Remove code dealing with
8407 found_in_subgraph. Do not walk the CFG.
8408 (find_switch_asserts): Likewise.
8409 (find_assert_locations_1): Renamed from find_assert_locations.
8410 Move finding assert locations for conditional and switch
8411 statements first. Update live bitmap. Do not walk the CFG.
8412 (find_assert_locations): New function.
8413 (insert_range_assertions): Remove entry of CFG walk.
8414 Adjust call to find_assert_locations.
8415 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8416 that only can appear because of fake exit edges but assert we
8417 never try to insert on those.
8418 (fini_pre): Do not remove fake exit edges here...
8419 (execute_pre): ...but here, before committing edge inserts.
8421 2008-08-19 Richard Guenther <rguenther@suse.de>
8423 * passes.c (init_optimization_passes): Exchange store-ccp
8426 2008-08-19 Rafael Espíndola <espindola@google.com>
8428 * varasm.c (weak_decls): Move earlier in the file.
8429 (assemble_external): Add weak decls to the weak_decls list.
8430 (declare_weak): Don't add decls to the weak_decls list.
8432 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8435 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8436 before (sse2_shufpd_<mode>).
8438 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8441 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8442 * tree.c (block_nonartificial_location): Likewise.
8444 2008-08-19 Richard Guenther <rguenther@suse.de>
8446 PR tree-optimization/35972
8447 PR tree-optimization/23094
8448 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8450 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8451 handle MISALIGNED_INDIRECT_REF.
8452 (get_ref_from_reference_ops): New helper.
8453 (vn_reference_lookup_pieces): Walk the use-def chain using the
8454 alias-oracle if requested.
8455 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8456 walking the use-def chain.
8457 (compute_avail): But not here.
8458 (create_component_ref_by_pieces_1): Properly handle
8459 MISALIGNED_INDIRECT_REF.
8460 (do_regular_insertion): Handle fully redundant
8461 expressions after PHI-translation also for SSA_NAME values, not
8462 only constants. Correctly use edoubleprime for that.
8464 2008-08-19 Ira Rosen <irar@il.ibm.com>
8466 * tree-vectorizer.c (supportable_widening_operation): Support
8467 multi-step conversion, return the number of steps in such conversion
8468 and the required intermediate types.
8469 (supportable_narrowing_operation): Likewise.
8470 * tree-vectorizer.h (vect_pow2): New function.
8471 (supportable_widening_operation): Change argument types.
8472 (supportable_narrowing_operation): Likewise.
8473 (vectorizable_type_promotion): Add an argument.
8474 (vectorizable_type_demotion): Likewise.
8475 * tree-vect-analyze.c (vect_analyze_operations): Call
8476 vectorizable_type_promotion and vectorizable_type_demotion with
8477 additional argument.
8478 (vect_get_and_check_slp_defs): Detect patterns.
8479 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8481 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8482 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8483 factor according to the smallest type in the loop.
8484 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8485 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8486 supportable_widening_operation with correct arguments.
8487 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8488 operands lists according to the number of vector statements in left
8489 or right node, if exists.
8490 (vect_gen_widened_results_half): Remove unused argument.
8491 (vectorizable_conversion): Call supportable_widening_operation,
8492 supportable_narrowing_operation, and vect_gen_widened_results_half
8493 with correct arguments.
8494 (vectorizable_assignment): Change documentation, support multiple
8496 (vectorizable_operation): Likewise.
8497 (vect_get_loop_based_defs): New function.
8498 (vect_create_vectorized_demotion_stmts): Likewise.
8499 (vectorizable_type_demotion): Support loop-aware SLP and general
8500 multi-step conversion. Call vect_get_loop_based_defs and
8501 vect_create_vectorized_demotion_stmts for transformation.
8502 (vect_create_vectorized_promotion_stmts): New function.
8503 (vectorizable_type_promotion): Support loop-aware SLP and general
8504 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8506 (vectorizable_store): Change documentation, support multiple
8508 (vectorizable_load): Likewise.
8509 (vect_transform_stmt): Pass SLP_NODE to
8510 vectorizable_type_promotion and vectorizable_type_demotion.
8511 (vect_schedule_slp_instance): Move here the calculation of number
8512 of vectorized statements for each node from...
8513 (vect_schedule_slp): ... here.
8514 (vect_transform_loop): Call vect_schedule_slp without the last
8517 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8520 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8521 to == in assert statement.
8522 (vectorizable_reduction): Fix typo.
8524 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8527 * value-prof.c (check_counter): Dereference pointer to overall
8528 count when printing it.
8530 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8532 * profile.h: Really add it.
8534 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8536 * mcf.c: Really add it.
8538 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8539 Vinodha Ramasamy <vinodha@google.com>
8541 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8543 * value-prof.c (check_counter): Fix the counter if
8544 flag_profile_correction is true.
8545 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8546 tree_mod_subtract_transform):
8547 Follow check_counter parameter change.
8548 * common.opt (fprofile-correction): New option.
8550 * profile.h: Likewise.
8551 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8552 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8553 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8555 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8556 flag_profile_correction is set.
8558 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8560 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8562 2008-08-18 Tomas Bily <tbily@suse.cz>
8564 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8565 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8567 * tree-data-ref.c (split_constant_offset_1): Likewise.
8568 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8569 * tree-sra.c (sra_walk_expr): Likewise.
8570 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8571 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8572 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8573 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8575 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8576 * tree-vect-transform.c (vectorizable_type_demotion)
8577 (vectorizable_type_promotion): Likewise.
8578 * tree-inline.c (expand_call_inline):
8579 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8580 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8581 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8582 * expr.c (expand_expr_real_1): Likewise.
8583 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8584 (gimple_assign_unary_useless_conversion_p): Likewise.
8585 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8586 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8587 * fold-const.c (fold_unary): Likewise.
8588 * tree.h (CONVERT_EXPR_P): Likewise.
8589 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8590 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8592 (register_edge_assert_for_2, extract_range_from_unary_expr)
8593 (register_edge_assert_for_1): Likewise.
8595 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8597 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8598 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8599 (enum real_value_const): Delete.
8600 (get_real_const): Delete.
8601 * real.c (get_real_const): Delete.
8602 (dconst_e_ptr): Define.
8603 (dconst_third_ptr): Define.
8604 (dconst_sqrt2_ptr): Define.
8605 * builtins.c: Update all callers.
8607 2008-08-18 Richard Guenther <rguenther@suse.de>
8609 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8610 statement iterator after statement removal.
8612 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8614 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8615 (detect_processor_freebsd): Likewise.
8616 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8618 2008-08-18 Richard Guenther <rguenther@suse.de>
8620 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8621 and loads have the correct types.
8623 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8626 * c-opts.c (cpp_opts): Remove static.
8627 * c-parser.c (cpp_opts): Declare it extern.
8628 (disable_extension_diagnostics): Handle cpp options.
8629 (enable_extension_diagnostics): Likewise.
8631 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8633 * diagnostics.c (permerror_at): Rename as permerror.
8634 (permerror): Delete.
8635 * toplev.h: Likewise.
8637 2008-08-18 Richard Guenther <rguenther@suse.de>
8639 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8640 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8641 Move call_cdce before build_alias. Move copyrename2,
8642 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8643 right after final inlining.
8644 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8645 (pass_build_cfg): But instead via TODO_dump_func.
8647 2008-08-18 Richard Guenther <rguenther@suse.de>
8649 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8651 (scalarize_init): If we failed to generate some initializers
8652 do not generate zeros for not instantiated members. Instead
8653 rely on the copy out.
8654 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8655 about missing flow-sensitive alias info only if we have
8658 2008-08-17 Nick Clifton <nickc@redhat.com>
8660 * doc/extend.texi (Function Attributes): Fix typo in description
8661 if hot function attribute.
8663 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8664 Richard Sandiford <rdsandiford@googlemail.com>
8666 * doc/install.texi (--with-mips-plt): Document.
8667 * doc/invoke.texi (-mplt, -mno-plt): Document.
8668 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8669 and handle ${with_mips_plt}.
8670 * config/mips/mips.opt (mplt): New option.
8671 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8672 (TARGET_ABICALLS_PIC2): Likewise.
8673 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8674 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8675 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8676 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8677 to decide whether to output ".option picX" directives.
8678 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8679 Pass -call_nonpic rather than -KPIC for -mplt.
8680 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8681 on the command line. Also remove it when -mabi=64 is used without
8683 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8684 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8685 TARGET_ABICALLS_PIC0.
8686 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8688 (mips16_build_function_stub): Only output ".option pic" directives
8689 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8690 (mips16_build_call_stub): Fix comment and remove redundant
8691 ".set at"/"set .noat" directives.
8692 (mips_function_rodata_section): Use the default behaviour for
8693 TARGET_ABSOLUTE_ABICALLS.
8694 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8695 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8696 (mips_restore_gp): Do nothing if the current function doesn't use
8698 (mips_expand_prologue): Only save $gp if the current function uses it.
8699 Use a normal move for TARGET_ABICALLS_PIC0.
8700 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8702 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8704 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8705 of function when handling GLOBAL_POINTER_REGNUM.
8707 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8710 * common.opt (-fstack-check): Do not declare the variable here.
8711 (-fstack-check=): New option variant.
8712 * doc/invoke.texi (Code Gen Options): Document it.
8713 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8714 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8715 (STACK_CHECK_STATIC_BUILTIN): New macro.
8716 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8717 * opts.c: Include expr.h.
8718 (common_handle_option) <OPT_fold_stack_check_>: New case.
8719 <OPT_fstack_check>: Likewise.
8720 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8721 consistently in the test for variable-sized types. Adjust for
8722 new behaviour of flag_stack_check.
8723 * explow.c: Include except.h.
8724 (allocate_dynamic_stack_space): Do not take into account
8725 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8726 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8727 for variable-sized parameters. Treat all parameters whose size is
8728 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8729 stack checking is enabled.
8730 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8731 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8732 if generic stack checking is enabled.
8733 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8734 * reload1.c (reload): Likewise.
8735 * stmt.c (expand_decl): Assert that all automatic variables have
8736 fixed size at this point and remove dead code.
8737 * flags.h (stack_check_type): New enumeration type.
8738 (flag_stack_check): Declare.
8739 * toplev.c (flag_stack_check): New global variable.
8740 * Makefile.in (opts.o): Add dependency on EXPR_H.
8741 (explow.o): Add dependency on except.h.
8743 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8745 * config/avr/avr.c (avr_override_options): Reduce value of
8746 PARAM_INLINE_CALL_COST.
8748 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8750 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8751 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8752 lieu of TYPE_MODE (type) throughout.
8754 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8756 * config/arm/arm.c (add_minipool_backward_ref): Check for
8757 8-byte-aligned entries in second case of forcing insertion after a
8758 particular entry. Change third case to avoid inserting
8759 non-8-byte-aligned entries before 8-byte-aligned ones.
8761 2008-08-15 Richard Guenther <rguenther@suse.de>
8763 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8764 strip components for unknown size accesses.
8766 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8768 * config/s390/2097.md New file.
8769 * config/s390/s390.md ("z10prop" attribute): Define none,
8770 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8771 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8772 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8773 possible values and apply them to insns as appropriate.
8774 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8775 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8776 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8777 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8778 ("bfp" mode attribute): Removed. Every occurence replaced
8780 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8781 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8784 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8787 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8790 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8792 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8793 additional argument. Support reduction when duplication is needed due
8794 to data-types of different sizes in the loop.
8795 (get_initial_def_for_induction): Fix printout.
8796 (vect_get_vec_def_for_stmt_copy): Support case where the
8797 vec_stmt_for_operand is a phi node.
8798 (vectorizable_reduction): Support reduction when duplication is needed
8799 due to data-types of different sizes in the loop.
8800 (vectorizable_call): Remove restriction to not vectorize in case we
8801 have data-types of different sizes in the loop.
8802 (vectorizable_conversion): Likewise.
8803 (vectorizable_operation): Likewise.
8804 (vectorizable_type_demotion): Likewise.
8805 (vectorizable_type_promotion): Likewise.
8806 (vectorizable_induction): Add restriction to not vectorize in case
8807 we have data-types of different sizes in the loop.
8809 2008-08-14 Christophe Saout <christophe@saout.de>
8810 Uros Bizjak <ubizjak@gmail.com>
8813 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8814 (*vec_concatv2di_rex64_sse4_1): Ditto.
8815 (*vec_concatv2di_rex64_sse): Ditto.
8817 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8820 * fold-const.c (fold_widened_comparison): Do not allow
8821 sign changes that change the result even if shorter type
8822 is wider than arg1_unw's type.
8824 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8826 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8827 Skip if the multilib testing specifies -march that does not
8828 agree with the one specified in the testcase.
8830 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8832 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8833 zero extend SImode values being converted to TFmode before passing
8836 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8838 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8839 __PPU__ when targeting the Cell/B.E. PPU processor.
8841 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8843 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8844 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8845 Rematerialize the static chain, if any.
8846 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8849 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8851 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8852 (new_loc_descr): Likewise.
8853 (add_loc_descr): Likewise.
8854 (size_of_loc_descr): Likewise.
8855 (size_of_locs): Likewise.
8856 (output_loc_operands): Likewise.
8857 (output_loc_sequence): Likewise.
8858 (new_reg_loc_descr): New.
8859 (build_cfa_loc): Use it.
8860 (build_cfa_aligned_loc): Likewise.
8861 (one_reg_loc_descriptor): Likewise.
8862 (based_loc_descr): Likewise.
8864 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8867 * doc/invoke.texi (Wmain): Update.
8868 * c-decl.c (start_decl): warn_main is only 0 or 1.
8869 (start_function): Likewise. Fix formatting.
8870 (finish_function): Delete redundant warning.
8871 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8872 * c-opts (c_common_handle_option): -Wall only has effect if
8873 warn_main is uninitialized. OPT_Wmain is automatically
8874 handled. -pedantic also enables Wmain.
8875 (c_common_post_options): Handle all logic for Wmain here.
8876 * c-common.c (warn_main): Delete.
8877 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8878 * c-common.h (warn_main): Delete.
8880 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8883 * expr.c (emit_group_store): Allocate stack temp with the
8884 largest alignment when copying from register to stack.
8886 2008-08-13 Richard Guenther <rguenther@suse.de>
8888 * tree.h (maybe_fold_offset_to_address): Declare.
8889 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8890 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8891 Likewise for POINTER_PLUS_EXPR.
8892 (maybe_fold_offset_to_reference): Enable disabled code.
8893 (maybe_fold_offset_to_address): New function.
8894 (fold_stmt_r): Use it.
8895 (fold_gimple_assign): Likewise.
8896 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8897 (gimplify_expr): Likewise.
8899 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8901 * toplev.h (pedwarn_at): Fix declaration.
8903 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8905 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8906 LINK_SPEC): Use %R in -Y P argument.
8908 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8911 * diagnostic.c (pedwarn_at): New.
8912 * toplev.h (pedwarn_at): Declare.
8913 * c-tree.h (build_enumerator): Update declaration.
8914 * c-decl.c (finish_enum): Update comment.
8915 (build_enumerator): Take a location parameter. Give a pedwarn but do
8916 not perform any conversion.
8917 * c-parser.c (c_parser_enum_specifier): Set correct location for
8920 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8923 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8924 expressions except for conversions to signed:1 bitfields. Handle
8925 COND_EXPR with constant operands.
8927 2008-08-13 Richard Guenther <rguenther@suse.de>
8929 PR tree-optimization/15255
8930 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8931 (struct oecount_s): New struct and VEC types.
8933 (oecount_hash): New function.
8934 (oecount_eq): Likewise.
8935 (oecount_cmp): Likewise.
8936 (zero_one_operation): New function.
8937 (build_and_add_sum): Likewise.
8938 (undistribute_ops_list): Perform un-distribution of multiplication
8939 and division on the chain of summands.
8940 (should_break_up_subtract): Also break up subtracts for factors.
8941 (reassociate_bb): Delete dead visited statements.
8942 Call undistribute_ops_list. Re-sort and optimize if it did something.
8943 * passes.c (init_optimization_passes): Move DSE before
8945 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8948 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8950 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8952 * doc/invoke.texi: Revert unintended checkin.
8954 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8957 * gcc.c (include_spec_function): Tweak call to find_a_file.
8959 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8962 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8963 and TRUTH_ORIF_EXPR.
8964 * dojump.c (do_jump): Likewise.
8966 PR tree-optimization/37084
8967 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8968 if id->regimplify, don't assume stmt is a cast assignment.
8970 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8972 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8974 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8977 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8980 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8982 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8983 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8985 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8986 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8987 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8988 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8989 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8991 * doc/tm.texi (Storage Layout): Remove documentation for
8992 TARGET_FLOAT_FORMAT.
8994 * simplify-rtx.c (simplify_binary_operation_1): Replace
8995 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8997 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8999 * real.h (struct real_format): New member has_sign_dependent_rounding.
9000 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9001 spu_single_format, ieee_double_format, mips_double_format,
9002 motorola_double_format, ieee_extended_motorola_format,
9003 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9004 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9005 mips_extended_format, ieee_quad_format, mips_quad_format,
9006 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9007 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9009 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9010 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9011 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9012 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9013 (ROUND_TOWARDS_ZERO): Likewise.
9015 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9016 (FLOAT_MODE_FORMAT): New macro.
9017 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9018 (MODE_COMPOSITE_P): ... this new macro.
9019 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9020 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9021 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9023 * flags.h: Include "real.h".
9025 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9026 REAL_MODE_FORMAT_COMPOSITE_P.
9027 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9029 * doc/tm.texi (Storage Layout): Remove documentation of
9030 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9031 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9032 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9033 they only apply to libgcc2.a.
9035 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9037 * config/spu/float_disf.c: New file.
9038 * config/spu/float_unsdisf.c: New file.
9039 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9040 (LIB2FUNCS_EXCLUDE): Define.
9042 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9043 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9045 * real.h (struct real_format): New member round_towards_zero.
9046 * real.c (round_for_format): Respect fmt->round_towards_zero.
9047 (ieee_single_format, mips_single_format, motorola_single_format,
9048 spu_single_format, ieee_double_format, mips_double_format,
9049 motorola_double_format, ieee_extended_motorola_format,
9050 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9051 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9052 mips_extended_format, ieee_quad_format, mips_quad_format,
9053 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9054 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9056 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9057 real_format to choose rounding mode when calling MPFR functions.
9058 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9059 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9061 * real.h (real_to_decimal_for_mode): Add prototype.
9062 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9063 Respect target rounding mode when generating decimal representation.
9064 (real_to_decimal): New stub for backwards compatibility.
9065 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9066 real_to_decimal_for_mode instead of real_to_decimal.
9068 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9070 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9071 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9073 * real.c (spu_single_format): New variable.
9074 * real.h (spu_single_format): Declare.
9076 * config/spu/spu.c (spu_override_options): Install SFmode format.
9077 (spu_split_immediate): Use integer mode to operate on pieces of
9078 floating-point values in all cases.
9080 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9081 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9082 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9084 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9086 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9088 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9090 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9092 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9095 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9096 on the VAR_DECL instead of TYPE_READONLY on its type.
9098 2008-08-12 Ira Rosen <irar@il.ibm.com>
9100 * tree-vectorizer.c: Depend on langhooks.h.
9101 (supportable_widening_operation): Add two arguments. Support double
9103 (supportable_narrowing_operation): Likewise.
9104 * tree-vectorizer.h (supportable_widening_operation): Add two
9106 (supportable_narrowing_operation): Likewise.
9107 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9108 supportable_widening_operation with correct arguments.
9109 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9110 (vectorizable_type_demotion): Support double type conversions.
9111 (vectorizable_type_promotion): Likewise.
9112 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9114 2008-08-11 Michael Matz <matz@suse.de>
9116 * i386/i386.c (override_options): Move initialisation from
9117 flag_schedule_insns_after_reload to here from ...
9118 (optimization_options): ... here.
9120 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9122 PR rtl-optimization/36998
9123 * dwarf2out.c (compute_barrier_args_size_1,
9124 compute_barrier_args_size): Temporarily remove assertions.
9126 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9129 * tree-ssa.c (struct walk_data): Add new flag
9130 warn_possibly_uninitialized.
9131 (warn_uninitialized_var): Use it.
9132 (warn_uninitialized_vars): New.
9133 (execute_early_warn_uninitialized): Call it.
9134 (execute_late_warn_uninitialized): Likewise.
9136 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9139 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9142 2008-08-09 Jan Hubicka <jh@suse.cz>
9145 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9147 (expand_fix): Be prepared for expansion to fail.
9148 (expand_sfix_optab): Remove instructions if expansion failed.
9150 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9152 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9154 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9155 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9157 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9159 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9160 mips/t-libgcc-mips16 to tmake_file.
9161 * config/mips/mips-protos.h (mips_call_type): New enum.
9162 (mips_pic_base_register, mips_got_load): Declare.
9163 (mips_restore_gp): Take an rtx argument.
9164 (mips_use_pic_fn_addr_reg_p): Declare.
9165 (mips_expand_call): Replace the sibcall_p argument with
9166 a mips_call_type argument. Add a lazy_p parameter.
9167 (mips_split_call): Declare.
9168 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9169 (MIPS16_PIC_TEMP): Likewise.
9170 (reg_class): Delete M16_NA_REGS.
9171 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9172 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9173 (mips_split_hi_p): Declare.
9174 * config/mips/mips.c (mips_split_hi_p): New array.
9175 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9176 (mips_got_symbol_type_p): New function.
9177 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9178 (mips16_stub_function_p): New function.
9179 (mips16_local_function_p): Likewise.
9180 (mips_use_pic_fn_addr_reg_p): Likewise.
9181 (mips_cannot_force_const_mem): Return false for HIGHs.
9182 Extend CONST_INT and symbolic handling to MIPS16, using
9183 mips_symbol_insns to check that the base symbol type is a
9184 legitimate constant. Reject GOT-based constants if
9185 TARGET_MIPS16_PCREL_LOADS.
9186 (mips_const_insns): Check targetm.cannot_force_const_mem when
9187 decomposing a symbolic base and a large offset.
9188 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9189 When calling a function that needs $25 from MIPS16 code,
9190 move the target address into $25 separately and add a USE
9192 (mips16_gp_pseudo_reg): Insert the initializer immediately
9193 before the first real insn.
9194 (mips_pic_base_register, mips_got_load): New functions.
9195 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9196 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9197 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9198 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9199 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9200 also passing NULL_RTX rather than const0_rtx as the aux argument.
9201 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9202 instead of TARGET_EXPLICIT_RELOCS.
9203 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9204 (mips_load_call_address): Replace the sibcall_p argument with
9205 a mips_call_type argument. Use mips_got_load.
9206 (mips16_local_alias): New structure.
9207 (mips16_local_aliases): New variable.
9208 (mips16_local_aliases_hash): New function.
9209 (mips16_local_aliases_eq): Likewise.
9210 (mips16_local_alias): Likewise.
9211 (mips16_stub_function): Likewise.
9212 (mips16_build_function_stub): Create a local alias for the target
9213 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9214 .cpload directive and an R_MIPS_NONE relocation for the target
9215 function, then load the alias rather than the function itself.
9216 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9217 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9218 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9219 (mips16_build_call_stub): Replace the FN parameter with an
9220 FN_PTR parameter. Force the address into a register if it
9221 isn't a call_insn_operand; don't rely on the caller to do this.
9222 If a call to a locally-defined and locally-binding MIPS16
9223 function must be made indirectly, redirect the call to the
9224 function's local alias. Use mips16_stub_function_p,
9225 mips16_stub_function, mips_expand_call and use_reg.
9226 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9227 Use explicit %hi and %lo accesses where possible.
9228 Use MIPS_CALL to generate the correct code form of a
9229 jal instruction. Add clobbers of $18 instead of uses.
9230 Update the call to mips_emit_call_insn.
9231 (mips_expand_call): Replace the SIBCALL_P argument with a
9232 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9233 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9234 allowing it to modify the call address. Update the calls to
9235 mips_load_call_address and mips_emit_call_insn.
9236 (mips_split_call): New function.
9237 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9238 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9239 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9240 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9241 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9243 (mips_cprestore_slot): New function.
9244 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9245 and use mips_cprestore_slot.
9246 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9248 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9249 then use a copygp_mips16 instruction to set up $28.
9250 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9251 (mips16_lay_out_constants): Call split_all_insns_noflow.
9252 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9253 false if TARGET_MIPS16.
9254 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9255 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9256 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9257 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9258 MIPS16 code. Allow MIPS16 o32 PIC.
9259 (mips_override_options): Allow MIPS16 o32 PIC.
9260 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9261 after reload if TARGET_USE_GOT.
9262 (UNSPEC_COPYGP): New constant.
9263 (length): Use a default length of 8 for MIPS16 GOT loads.
9264 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9265 (*got_page<mode>): Check mips_split_hi_p.
9266 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9267 (unspec_got<mode>, unspec_call<mode>): New expanders.
9268 (load_got<mode>, load_call<mode>): Remove the length attributes.
9269 Use a got attribute instead of a type attribute.
9270 (copygp_mips16): New insn.
9271 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9272 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9273 (sibcall, sibcall_value, call, call_value): Update the calls
9274 to mips_expand_call.
9275 (call_internal, call_value_internal): Use mips_split_call.
9276 (call_value_multiple_internal): Likewise.
9277 (call_split): Move after call_internal (the insn it is split from).
9278 (call_internal_direct, call_value_internal_direct): Turn into
9279 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9280 (call_direct_split, call_value_direct_split): New patterns.
9281 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9282 and use M16_REGS instead of M16_NA_REGS.
9283 * config/mips/predicates.md (const_call_insn_operand): Replace
9284 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9285 mips_use_pic_fn_addr_reg_p check.
9286 (move_operand): Reject HIGHs if mips_split_hi_p.
9287 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9288 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9289 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9290 * config/mips/libgcc-mips16.ver: New file.
9291 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9292 $(srcdir)/config/mips/libgcc-mips16.ver.
9294 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9296 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9298 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9299 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9300 (mips16_cfun_returns_in_fpr_p): Likewise.
9302 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9304 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9305 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9306 rather than 4 to PC.
9308 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9310 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9311 (FUNCTION_PROFILER): Save the static chain pointer into $2
9312 beforehand and restore it aftewards.
9313 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9314 address directly into $25 and call the function through $25;
9315 do not clobber $3. Pad the DImode version to cover the space
9316 left by the deleted $25 <- $3 move.
9317 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9318 the removal of the $25 <- $3 move.
9319 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9320 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9322 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9323 Daniel Jacobowitz <dan@codesourcery.com>
9325 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9326 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9327 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9328 * config/mips/mips.c (mips_start_function_definition): New function.
9329 (mips_end_function_definition): Likewise.
9330 (mips_output_function_prologue): Use mips_start_function_definition.
9331 (mips_output_function_epilogue): Use mips_end_function_definition.
9332 (build_mips16_function_stub): Use mips_start_function_definition
9333 and mips_end_function_definition.
9334 (build_mips16_call_stub): Likewise.
9336 2008-08-09 Richard Guenther <rguenther@suse.de>
9338 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9339 * gimple.h (gimple_call_fn): Adjust comment.
9340 (gimple_call_set_fndecl): New function.
9341 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9342 longer having bare FUNCTION_DECL operand.
9343 (gimple_call_return_type): Likewise.
9344 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9346 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9347 (gimple_mod_pow2): Likewise.
9348 (gimple_mod_subtract): Likewise.
9349 (gimple_ic): Likewise.
9350 (gimple_stringop_fixed_value): Likewise.
9351 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9352 longer having bare FUNCTION_DECL operand.
9353 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9354 * omp-low.c (optimize_omp_library_calls): Likewise.
9355 * cgraphunit.c (update_call_expr): Likewise.
9356 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9357 (execute_convert_to_rsqrt): Likewise.
9358 * cfgexpand.c (gimple_to_tree): Simplify.
9359 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9360 bare FUNCTION_DECL operand.
9361 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9362 (convert_gimple_call): Use gimple_call_fndecl.
9363 * c-common.c (c_warn_unused_result): Likewise.
9365 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9368 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9369 (c_finish_return): Likewise.
9370 (c_start_case): Likewise.
9371 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9372 * c-parser.c (c_parser_condition): New. Call
9373 verify_sequence_points.
9374 (c_parser_paren_condition): Call c_parser_condition.
9375 (c_parser_for_statement): Call c_parser_condition.
9377 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9380 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9381 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9382 Moved from diagnostic.h
9383 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9385 (emit_diagnostic): New.
9386 (warning0, pedwarn0): Delete.
9387 (warning, warning_at, pedwarn, permerror): Return bool.
9388 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9389 Moved to diagnostic.c.
9390 (struct diagnostic_context): Use correct type for
9391 classify_diagnostic.
9392 (diagnostic_report_diagnostic): Update declaration.
9393 (emit_diagnostic): Declare.
9394 * errors.c (warning): Return bool.
9395 * errors.h (warning): Update declaration.
9396 * toplev.h (warning0, pedwarn0): Delete.
9397 (warning, warning_at, pedwarn, permerror): Return bool.
9398 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9399 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9400 inform. Update all calls.
9401 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9402 before giving informative note.
9403 (implicit_decl_warning): Likewise.
9404 * c-typeck.c (build_function_call): Likewise.
9405 * tree-sssa.c (warn_uninit): Likewise.
9406 * builtins.c (gimplify_va_arg_expr): Likewise.
9408 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9411 * doc/invoke.texi (-Wextra): Move warning from here...
9412 (-Wuninitialized): ... to here.
9414 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9417 * flags.h (set_Wunused): Delete
9418 * toplev.c (process_options): Handle Wunused flags here.
9419 * opts.c (maybe_warn_unused_parameter): Delete.
9420 (common_handle_option): Replace set_Wunused by warn_unused.
9421 (set_Wextra): Do not handle Wunused-parameter here.
9422 (set_Wunused): Delete.
9423 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9425 * common.opt (Wunused): Add Var and Init.
9426 (Wunused-function): Likewise.
9427 (Wunused-label): Likewise.
9428 (Wunused-parameter): Likewise.
9429 (Wunused-value): Likewise.
9430 (Wunused-variable): Likewise.
9432 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9434 * doc/invoke.texi: Add cpu_type power7.
9435 * config.in (HAVE_AS_VSX): New.
9436 * config.gcc: Add cpu_type power7.
9437 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9439 * configure: Regenerate.
9440 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9442 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9443 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9444 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9446 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9448 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9449 type to vectorize.builtin_conversion.
9450 (vectorizable_conversion): Likewise.
9451 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9452 integral type as input.
9453 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9455 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9456 and ALTIVEC_BUILTIN_VCTSXS.
9457 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9460 2008-08-08 Richard Guenther <rguenther@suse.de>
9462 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9463 (surely_varying_stmt_p): Calls are varying only if they are
9464 non-builtin and not indirect or have no result.
9465 (ccp_fold): Re-instantiate code before the tuples merge.
9467 2008-08-08 Richard Guenther <rguenther@suse.de>
9469 PR tree-optimization/37056
9470 * gimple.h (gimple_assign_rhs_class): New helper function.
9471 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9472 unary operations properly.
9474 2008-08-07 Jan Hubicka <jh@suse.cz>
9476 * i386.h (ix86_size_cost): Declare.
9477 (ix86_cur_cost): New function macro.
9478 * i386.md (peepholes expanding size and splitters): Predicate by
9479 optimize_insn_for_speed_p.
9480 (peepholes reduce size and splitters): Predicate by
9481 optimize_insn_for_size_p.
9482 * i386.c (ix86_size_cost): Rename from ...
9483 (size_cost): This one.
9484 (override_options): Update.
9485 (decide_alg): Likewise.
9486 (ix86_expand_clear): Use RTL profile.
9487 (ix86_pad_returns): Use RTL profile.
9489 2008-08-07 Jan Hubicka <jh@suse.cz>
9491 * recog.c (split_all_insns): Set RTL profile
9492 (peephole2_optimize): Likewise.
9493 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9494 * combine.c (combine_instructions): Likewise.
9496 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9498 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9500 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9502 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9503 value in a6 after the set_frame_ptr insn.
9505 2008-08-07 Richard Henderson <rth@redhat.com>
9508 * gcc.c (cpp_options): Pass along -g*.
9510 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9512 * config/arm/arm.c (output_move_neon): Update comment describing
9513 big-endian vector layout.
9514 (arm_assemble_integer): Do not handle big-endian NEON vectors
9516 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9517 neon_vget_lane<mode>_sext_internal,
9518 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9519 element indices for big-endian.
9521 2008-08-07 Richard Henderson <rth@redhat.com>
9523 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9524 * configure, config.in: Rebuild.
9525 * debug.h (dwarf2out_do_cfi_asm): Declare.
9526 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9527 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9528 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9529 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9531 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9533 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9534 movv2si_internal): Combine into mov<mode>_internal.
9535 (movv2si_internal_2): Remove.
9537 2008-08-07 Jan Hubicka <jh@suse.cz>
9540 * i386.md (single stringop patterns): Enable unconditionally.
9542 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9545 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9547 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9548 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9550 * config/i386/sse.md (sse2_movq128): New.
9552 * doc/extend.texi: Document __builtin_ia32_movq128.
9554 2008-08-07 Richard Guenther <rguenther@suse.de>
9557 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9558 pointers can access anything.
9560 2008-08-06 Jan Hubicka <jh@suse.cz>
9562 * optabs.c (emit_unop_insn): Break out to ...
9563 (maybe_emit_unop_insn): ... this one.
9564 (expand_sfix_optab): Use maybe variant.
9565 * optabs.h (maybe_emit_unop_insn): Declare.
9567 * i386.md (mov0 patterns): Enable by default.
9568 (FP conversion expanders): Disable expansion of code expanding
9569 sequences when instruction should be optimized for size.
9570 (single strinop patterns): Enable when optimizing for size.
9571 (string expanders): Disable expanding of code expanding sequences
9572 when optimizning instruction for size.
9573 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9575 (ix86_fp_comparison_sahf_cost): Likewise.
9576 (ix86_expand_branch): Likewise.
9577 (ix86_expand_ashl_const): Likewise.
9578 (ix86_split_ashl): Likewise.
9579 (ix86_expand_strlen): Likewise.
9580 (ix86_emit_fp_unordered_jump): Likewie.
9582 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9584 * c-common.c: Fix typo.
9585 (c_common_reswords): Activate more C++ keyword warnings.
9587 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9589 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9592 * diagnostic.c (permerror_at): New.
9593 * toplev.h (permerror_at): Declare.
9595 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9596 Ira Rosen <irar@il.ibm.com>
9598 * tree-vect-transform.c (vect_model_simple_cost): Return
9599 immediately if stmt is pure SLP.
9600 (vect_model_store_cost): Ditto.
9601 (vect_model_load_cost): Ditto.
9602 (vectorizable_store): Remove PURE_SLP check before call
9603 to vect_model_store_cost.
9604 (vect_model_store_cost): When checking whether stmt describe
9605 strided access, add a check that it is not slp_node.
9607 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9610 * c-common.c (warn_for_sign_compare): New. Handle separately the
9611 case that 'constant' is zero.
9612 * c-typeck.c (build_binary_op): Move code to c-common.c
9614 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9616 * config/alpha/alpha.c (alpha_preferred_reload_class,
9617 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9618 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9619 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9620 * config/arm/arm.md: Likewise.
9621 * config/avr/avr-protos.h (preferred_reload_class,
9622 test_hard_reg_class, avr_simplify_comparison_p,
9623 out_shift_with_cnt, class_max_nregs): Likewise.
9624 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9625 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9626 preferred_reload_class, test_hard_reg_class): Likewise.
9627 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9628 bfin_memory_move_cost, bfin_secondary_reload,
9629 bfin_output_mi_thunk): Likewise.
9630 * config/crx/crx.c (crx_secondary_reload_class,
9631 crx_memory_move_cost): Likewise.
9632 * config/frv/frv-protos.h (frv_secondary_reload_class,
9633 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9634 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9635 frv_secondary_reload_class, frv_class_likely_spilled_p,
9636 frv_class_max_nregs): Likewise.
9637 * config/h8300/h8300.c (h8300_classify_operand,
9638 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9640 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9641 * config/ia64/ia64.c (ia64_preferred_reload_class,
9642 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9643 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9644 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9646 * config/m68hc11/m68hc11.c (preferred_reload_class,
9647 m68hc11_memory_move_cost): Likewise.
9648 * config/mcore/mcore.c (mcore_secondary_reload_class,
9649 mcore_reload_class): Likewise.
9650 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9651 mips_class_max_nregs, mips_cannot_change_mode_class,
9652 mips_preferred_reload_class, mips_secondary_reload_class,
9653 mips_output_mi_thunk): Likewise.
9654 * config/mmix/mmix.c (mmix_preferred_reload_class,
9655 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9657 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9659 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9660 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9661 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9662 * config/rs6000/rs6000.c (paired_expand_vector_init,
9663 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9664 compare_section_name, rs6000_memory_move_cost): Likewise.
9665 * config/s390/s390.c (s390_emit_compare_and_swap,
9666 s390_preferred_reload_class, s390_secondary_reload,
9667 legitimize_pic_address, legitimize_tls_address,
9668 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9669 s390_class_max_nregs): Likewise.
9670 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9671 * config/s390/s390.md: Likewise.
9672 * config/score/score-protos.h (score_secondary_reload_class,
9673 score_preferred_reload_class): Likewise.
9674 * config/score/score.c (score_preferred_reload_class,
9675 score_secondary_reload_class): Likewise.
9676 * config/score/score3.c (score3_output_mi_thunk,
9677 score3_preferred_reload_class, score3_secondary_reload_class,
9678 score3_hard_regno_mode_ok): Likewise.
9679 * config/score/score3.h (score3_preferred_reload_class,
9680 score3_secondary_reload_class): Likewise.
9681 * config/score/score7.c (score7_output_mi_thunk,
9682 score7_preferred_reload_class, score7_secondary_reload_class,
9683 score7_hard_regno_mode_ok): Likewise.
9684 * config/score/score7.h (score7_preferred_reload_class,
9685 score7_secondary_reload_class): Likewise.
9686 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9687 output_branchy_insn, add_constant, gen_block_redirect,
9688 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9689 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9690 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9691 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9692 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9693 xstormy16_preferred_reload_class): Likewise.
9694 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9695 xtensa_expand_atomic, override_options,
9696 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9698 * reorg.c (try_merge_delay_insns): Likewise.
9699 * tree.c (merge_dllimport_decl_attributes): Likewise.
9701 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9703 2008-08-06 Michael Matz <matz@suse.de>
9705 * Makefile.in (write_entries_to_file): Quote words.
9706 * gengtype.c: (read_input_line): Skip over leading white-space.
9708 2008-08-06 Marc Gauthier <marc@tensilica.com>
9710 * config.gcc: Match more processor names for Xtensa.
9711 * configure.ac: Likewise.
9712 * doc/install.texi (Specific): Likewise.
9713 * configure: Regenerate.
9715 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9717 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9718 * calls.c (avoid_likely_spilled_reg): Likewise.
9719 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9720 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9721 * config/i386/i386.c (ix86_expand_special_args_builtin,
9722 ix86_secondary_reload): Likewise.
9723 * except.c (struct eh_region, gen_eh_region_catch,
9724 remove_unreachable_regions, duplicate_eh_regions,
9725 assign_filter_values, build_post_landing_pads,
9726 sjlj_find_directly_reachable_regions, remove_eh_handler,
9727 reachable_next_level, foreach_reachable_handler,
9728 can_throw_internal_1, can_throw_external_1,
9729 collect_one_action_chain): Likewise.
9730 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9731 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9732 * function.c (update_temp_slot_address, instantiate_new_reg,
9733 instantiate_virtual_regs_in_rtx,
9734 instantiate_virtual_regs_in_insn): Likewise.
9735 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9736 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9737 gimplify_cleanup_point_expr): Likewise.
9738 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9739 * passes.c (next_pass_1): Likewise.
9740 * print-tree.c (print_node_brief, print_node): Likewise.
9741 * profile.c (branch_prob): Likewise.
9742 * tree-dump.c (dump_register): Likewise.
9743 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9745 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9746 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9747 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9748 copy_arguments_for_versioning, copy_static_chain): Likewise.
9749 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9750 add_new_name_mapping, register_new_name_mapping): Likewise.
9751 * tree-mudflap.c (mf_xform_derefs): Likewise.
9752 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9753 get_init_expr, combine_chains): Likewise.
9754 * tree-pretty-print.c (dump_generic_node): Likewise.
9755 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9756 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9757 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9758 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9760 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9763 * calls.c (expand_call): Use the biggest preferred stack
9766 2008-08-06 Michael Matz <matz@suse.de>
9769 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9770 for reused reload, instead of overwriting them.
9772 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9775 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9776 for incoming stack boundary.
9778 * function.c (assign_parm_find_entry_rtl): Update
9779 parm_stack_boundary.
9781 * function.h (rtl_data): Add parm_stack_boundary.
9783 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9784 parm_stack_boundary for incoming stack boundary.
9786 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9788 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9789 for unrepresentable subregs or treat them as equal to other regs
9790 or subregs with the same register number.
9792 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9795 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9798 2008-08-06 Jan Hubicka <jh@suse.cz>
9800 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9801 frequencies might be hot.
9803 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9805 * reload.c (find_reloads): Force constants into literal pool
9806 also if they are wrapped in a SUBREG.
9808 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9811 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9812 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9813 Don't allow predicated instructions for data speculation.
9814 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9817 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9819 * haifa-sched.c (extend_global): Split to extend_global_data and
9820 extend_region_data. Update all uses.
9821 (extend_all): Rename to extend_block_data.
9823 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9825 * sched-rgn.c (new_ready): Check if instruction can be
9826 speculatively scheduled before attempting speculation.
9827 (debug_rgn_dependencies): Remove wrongful assert.
9829 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9831 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9833 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9835 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9836 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9837 va_size, and type_size.
9839 2008-08-04 Jason Merrill <jason@redhat.com>
9842 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9843 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9845 2008-08-05 Richard Henderson <rth@redhat.com>
9847 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9848 * configure: Rebuild.
9850 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9853 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9854 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9857 2008-08-05 Richard Henderson <rth@redhat.com>
9859 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9860 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9861 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9862 * common.opt (fdwarf2-cfi-asm): New.
9863 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9864 * config.in, configure: Rebuild.
9865 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9866 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9868 (dw2_force_const_mem): Externalize.
9869 * dwarf2asm.h: Update.
9870 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9871 generate a real label.
9872 (output_cfi_directive): New.
9873 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9874 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9875 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9877 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9878 (output_loc_operands_raw, output_loc_sequence_raw): New.
9879 (output_cfa_loc_raw): New.
9881 2008-08-05 Paul Brook <paul@codesourcery.com>
9883 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9884 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9885 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9886 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9887 * config/arm/arm.h (TARGET_VFPD32): Define.
9888 (TARGET_VFP3): Use TARGET_VFPD32.
9889 (fputype): Add FPUTYPE_VFP3D16.
9890 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9891 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9892 * config/arm/arm-cores.def: Add cortex-r4f.
9893 * config/arm/arm-tune.md: Regenerate.
9895 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9897 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9898 Reword some comments throughout the file.
9900 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9901 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9902 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9903 MFC_MIN_DMA_LIST_ELEMENTS.
9904 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9905 MFC_MAX_DMA_LIST_ELEMENTS.
9907 (MFC_START_ENABLE): Remove PPU-only define.
9908 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9909 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9911 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9912 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9913 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9914 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9915 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9916 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9917 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9919 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9920 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9921 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9922 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9924 (spu_read_machine_status): Fix typo.
9926 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9928 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9929 SUBREG of multi-word hard register.
9930 * config/spu/spu.c (valid_subreg): Likewise.
9931 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9933 2008-08-04 Richard Guenther <rguenther@suse.de>
9935 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9936 the candidate with the stripped base if that base is different
9937 from the original base even for offset zero.
9939 2008-08-04 Richard Guenther <rguenther@suse.de>
9942 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9943 check for no_overflow.
9945 2008-08-04 Richard Guenther <rguenther@suse.de>
9947 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9949 2008-08-04 Paul Brook <paul@codesourcery.com>
9951 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9952 (arm_order_regs_for_local_alloc): New function.
9953 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9955 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9957 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9960 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9961 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9962 (ix86_expand_epilogue): Likewise.
9964 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9966 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9969 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9971 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9972 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9973 (*movv2sf_internal_rex64): Ditto.
9975 2008-08-03 Jan Hubicka <jh@suse.cz>
9977 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9978 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9979 * expmed.c (expand_smod_pow2): Likewise.
9981 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9984 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9985 alternative 0 of operand 1.
9986 (*vec_concatv2di_rex64_sse): Ditto.
9987 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9989 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9990 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9991 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9992 (*movv2sf_internal_rex64): Ditto.
9994 2008-08-02 Richard Guenther <rguenther@suse.de>
9997 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9998 (ssedoublesizemode): New mode attribute.
9999 (sse_shufps): Call gen_sse_shufps_v4sf.
10000 (sse_shufps_1): Macroize.
10001 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10002 (sse2_shufpd_1): Macroize.
10003 (vec_extract_odd, vec_extract_even): New expanders.
10004 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10005 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10006 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10007 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10008 (ix86_expand_vector_set): Likewise.
10009 (ix86_expand_reduc_v4sf): Likewise.
10011 2008-08-01 Doug Kwan <dougkwan@google.com>
10013 * matrix-reorg.c: Re-enable all code.
10014 (struct malloc_call_data): Change CALL_STMT to gimple type.
10015 (collect_data_for_malloc_call): Tuplify.
10016 (struct access_site_info): Change STMT to gimple type.
10017 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10018 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10019 (struct free_info): Change STMT to gimple type.
10020 (struct matrix_access_phi_node): Change PHI to gimple type.
10021 (get_inner_of_cast_expr): Remove.
10022 (may_flatten_matrices_1): Tuplify.
10023 (may_flatten_matrices): Ditto.
10024 (mark_min_matrix_escape_level): Ditto.
10025 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10026 (ssa_accessed_in_call_rhs): New
10027 (ssa_accessed_in_assign_rhs): New
10028 (record_access_alloc_site_info): Tuplify.
10029 (add_allocation_site): Ditto.
10030 (analyze_matrix_allocation_site): Ditto.
10031 (analyze_transpose): Ditto.
10032 (get_index_from_offset): Ditto.
10033 (update_type_size): Ditto.
10034 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10035 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10036 (analyze_accesses_for_phi_node): Tuplify.
10037 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10038 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10039 (analyze_matrix_accesses): Tuplify.
10040 (check_var_data): New call-back type for check_var_notmodified_p.
10041 (check_var_notmodified_p): Tuplify and use call-back struct to
10042 return statement found.
10043 (can_calculate_expr_before_stmt): Factor out statement related code
10045 (can_calculate_stmt_before_stmt): New.
10046 (check_allocation_function): Tuplify.
10047 (find_sites_in_func): Ditto.
10048 (record_all_accesses_in_func): Ditto.
10049 (transform_access_sites): Ditto.
10050 (transform_allocation_sites): Ditto.
10051 (matrix_reorg): Re-enable.
10052 (gate_matrix_reorg): Re-enable.
10054 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10056 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10057 for labels for which it hasn't been set yet. If it has been set,
10058 stop walking insns and continue with next worklist item.
10059 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10060 if the only BARRIER is at the very end of a function.
10062 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10064 * cfgexpand.c (expand_stack_alignment): Assert that
10065 stack_realign_drap and drap_rtx must match.
10067 * function.c (instantiate_new_reg): If DRAP is used to realign
10068 stack, replace virtual_incoming_args_rtx with internal arg
10071 2008-08-01 Richard Guenther <rguenther@suse.de>
10073 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10074 loop information only if we initialized it.
10075 (execute_pre): Call fini_pre with in_fre.
10076 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10077 if we do not unroll because we hit max-completely-peeled-insns.
10078 Use our estimation for consistency, do allow shrinking.
10080 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10082 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10083 with MIN_STACK_BOUNDARY.
10084 (ix86_update_stack_boundary): Likewise.
10085 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10088 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10089 (MIN_STACK_BOUNDARY): This.
10091 2008-08-01 Richard Guenther <rguenther@suse.de>
10093 PR middle-end/36997
10094 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10096 2008-08-01 Richard Guenther <rguenther@suse.de>
10098 PR tree-optimization/36988
10099 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10100 do not matter if that doesn't change volatile qualification.
10102 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10104 * configure.ac: Do not generate libada-mk. Do not subst
10105 host_cc_for_libada.
10106 * libada-mk.in: Remove.
10107 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10108 * configure: Regenerate.
10110 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10112 * tree-pass.h: Added comment about not dumping passes with name
10113 starting with star in struct opt_pass.
10114 * passes.c (register_dump_files_1): Don't do dump for a pass with
10115 name starting with star.
10116 * doc/passes.texi (Pass manager): Mention pass names and special
10117 meaning of star prefix to avoid dump.
10119 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10121 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10123 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10124 (ISA_MIPS64R2): New macro.
10125 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10126 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10127 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10128 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10129 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10130 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10131 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10132 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10133 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10134 Move up to keep list alphabetically sorted.
10135 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10136 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10138 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10139 (-march=@var{arch}): Add mips64r2.
10141 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10143 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10145 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10147 * expr.c (expand_assignment): Check for complete type.
10149 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10152 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10154 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10155 for stack alignment.
10157 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10159 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10161 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10162 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10164 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10166 PR rtl-optimization/36419
10167 * dwarf2out.c (barrier_args_size): New variable.
10168 (compute_barrier_args_size, compute_barrier_args_size_1): New
10170 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10171 if not called yet in the current function, use barrier_args_size
10172 array to find the new args_size value.
10173 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10175 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10178 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10181 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10184 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10185 (dwarf2out_stack_adjust): Use it.
10186 (dwarf2out_frame_debug_expr): Likewise.
10188 2008-07-31 Richard Guenther <rguenther@suse.de>
10190 PR tree-optimization/36978
10191 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10192 the generated condition.
10194 2008-07-31 Richard Guenther <rguenther@suse.de>
10196 * passes.c (init_optimization_passes): Always call
10197 pass_early_warn_uninitialized.
10198 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10199 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10200 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10202 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10205 * builtins.c (maybe_emit_free_warning): New function.
10206 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10207 maybe_emit_free_warning for BUILT_IN_FREE.
10210 * dwarf2out.c (get_context_die): New function.
10211 (force_decl_die, force_type_die): Use it.
10212 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10213 returns NULL, force generation of DW_TAG_typedef and put that into
10216 PR preprocessor/36649
10217 * c-pch.c (c_common_read_pch): Save and restore
10218 line_table->trace_includes across PCH restore.
10220 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10223 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10225 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10228 * final.c (call_from_call_insn): Handle COND_EXEC.
10230 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10232 * builtins.c (std_gimplify_va_arg_expr): Replace
10233 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10234 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10236 2008-07-30 Joey Ye <joey.ye@intel.com>
10237 H.J. Lu <hongjiu.lu@intel.com>
10239 * builtins.c (expand_builtin_setjmp_receiver): Replace
10240 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10241 (expand_builtin_apply_args_1): Likewise.
10242 (expand_builtin_longjmp): Need DRAP for stack alignment.
10243 (expand_builtin_apply): Likewise.
10245 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10246 instead of assign_stack_local to allow alignment reduction.
10248 * calls.c (emit_call_1): Need DRAP for stack alignment if
10250 (expand_call): Replace virtual_incoming_args_rtx with
10251 crtl->args.internal_arg_pointer.
10252 * stmt.c (expand_nl_goto_receiver): Likewise.
10254 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10255 alignment and store to stack_alignment_estimated and
10256 max_used_stack_slot_alignment.
10257 (expand_one_var): Likewise.
10258 (expand_stack_alignment): New function.
10259 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10260 and stack_alignment_estimated fields in rtl_data. Call
10261 expand_stack_alignment at end.
10263 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10264 (MAX_STACK_ALIGNMENT): Likewise.
10265 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10266 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10268 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10269 stack alignment when generating virtual registers.
10271 * function.c (assign_stack_local): Renamed to ...
10272 (assign_stack_local_1): This. Add a parameter to indicate
10273 if it is OK to reduce alignment.
10274 (assign_stack_local): Use it.
10275 (instantiate_new_reg): Instantiate virtual incoming args rtx
10276 to vDRAP if stack realignment and DRAP is needed.
10277 (assign_parms): Collect parameter/return type alignment and
10278 contribute to stack_alignment_estimated.
10279 (locate_and_pad_parm): Likewise.
10280 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10281 with crtl->args.internal_arg_pointer.
10283 * function.h (rtl_data): Add new field drap_reg,
10284 max_used_stack_slot_alignment, stack_alignment_estimated,
10285 stack_realign_needed, need_drap, stack_realign_processed and
10286 stack_realign_finalized.
10287 (stack_realign_fp): New macro.
10288 (stack_realign_drap): Likewise.
10290 * global.c (compute_regsets): Frame pointer is needed when
10291 stack is realigned. Can eliminate frame pointer when stack is
10292 realigned and dynamic realigned argument pointer isn't used.
10294 * reload1.c (update_eliminables): Frame pointer is needed
10295 when stack is realigned.
10296 (init_elim_table): Can eliminate frame pointer when stack is
10297 realigned and dynamic realigned argument pointer isn't used.
10299 * rtl.h (assign_stack_local_1): Declare new funtion.
10301 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10302 (TARGET_GET_DRAP_RTX): Likewise.
10303 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10304 TARGET_GET_DRAP_RTX.
10306 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10308 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10309 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10311 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10312 H.J. Lu <hongjiu.lu@intel.com>
10314 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10315 vdrap_reg, stack_realign and drap_reg_saved.
10316 (add_cfi): Don't allow redefining CFA when DRAP is used.
10317 (reg_save): Handle stack alignment.
10318 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10319 alignment. Don't generate DWARF information for (set fp sp)
10321 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10323 (int_loc_descriptor): Move prototype forward. Also define if
10324 DWARF2_UNWIND_INFO is true.
10325 (output_cfa_loc): Handle DW_CFA_expression.
10326 (build_cfa_aligned_loc): New.
10327 (based_loc_descr): Update assert for stack realign. For local
10328 variables, use sp+offset when stack is aligned without drap and
10329 fp+offset when stack is aligned with drap. For arguments, use
10330 cfa+offset when drap is used to align stack.
10332 2008-07-30 Joey Ye <joey.ye@intel.com>
10333 H.J. Lu <hongjiu.lu@intel.com>
10335 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10337 (ix86_gen_andsp): New.
10338 (ix86_user_incoming_stack_boundary): Likewise.
10339 (ix86_default_incoming_stack_boundary): Likewise.
10340 (ix86_incoming_stack_boundary): Likewise.
10341 (ix86_can_eliminate): Likewise.
10342 (find_drap_reg): Likewise.
10343 (ix86_update_stack_boundary): Likewise.
10344 (ix86_get_drap_rtx): Likewise.
10345 (ix86_finalize_stack_realign_flags): Likewise.
10346 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10347 (TARGET_GET_DRAP_RTX): Likewise.
10348 (override_options): Overide option value for new options.
10349 (ix86_function_ok_for_sibcall): Remove check for
10350 force_align_arg_pointer.
10351 (ix86_handle_cconv_attribute): Likewise.
10352 (ix86_function_regparm): Likewise.
10353 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10354 (ix86_va_start): Replace virtual_incoming_args_rtx with
10355 crtl->args.internal_arg_pointer.
10356 (ix86_select_alt_pic_regnum): Check DRAP register.
10357 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10358 (ix86_compute_frame_layout): Compute frame layout wrt stack
10360 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10361 (ix86_expand_prologue): Decide if stack realignment is needed
10362 and generate prologue code accordingly.
10363 (ix86_expand_epilogue): Generate epilogue code wrt stack
10364 realignment is really needed or not.
10366 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10367 (ABI_STACK_BOUNDARY): Likewise.
10368 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10369 (STACK_REALIGN_DEFAULT): Likewise.
10370 (INCOMING_STACK_BOUNDARY): Likewise.
10371 (MAX_STACK_ALIGNMENT): Likewise.
10372 (ix86_incoming_stack_boundary): Likewise.
10373 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10374 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10375 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10376 (machine_function): Remove force_align_arg_pointer.
10378 * config/i386/i386.md (BX_REG): New.
10379 (R13_REG): Likewise.
10381 * config/i386/i386.opt (mforce_drap): New.
10382 (mincoming-stack-boundary): Likewise.
10383 (mstackrealign): Add Init(-1).
10385 * config/i386/i386-protos.h (ix86_can_eliminate): New
10387 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10389 * doc/extend.texi: Update force_align_arg_pointer.
10391 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10394 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10395 (INCOMING_STACK_BOUNDARY): Likewise.
10396 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10397 (TARGET_GET_DRAP_RTX): Likewise.
10399 2008-07-30 Andreas Schwab <schwab@suse.de>
10401 PR rtl-optimization/36929
10402 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10403 add_insn_before and fix argument order.
10404 (replace_inc_dec_mem): Handle NULL rtx.
10406 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10408 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10410 (arm_compute_initial_elimination_offset): Use it.
10411 (arm_compute_save_reg_mask): Include static chain save slot when
10412 calculating alignment.
10413 (arm_get_frame_offsets): Ditto.
10414 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10415 that we can use to decrement the stack when the stack decrement
10416 could be too big for an immediate value in a single insn.
10417 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10419 2008-07-30 Richard Guenther <rguenther@suse.de>
10421 PR tree-optimization/36967
10422 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10423 Release defs of statements we remove.
10425 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10427 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10428 instead of NULL_RTVEC.
10430 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10434 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10437 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10439 * final.c (call_from_call_insn): New.
10440 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10442 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10444 * configure.ac: Substitute ADA_CFLAGS.
10445 * configure: Regenerate.
10446 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10447 * Makefile.in: Remove mention of X_* variables.
10448 * config/pa/x-ada-hpux10: Remove.
10449 * config/pa/x-ada: Remove.
10451 * doc/fragments.texi: Update.
10453 2008-07-30 Olivier Hainque <hainque@adacore.com>
10455 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10456 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10457 __dso_handle explicitly here.
10459 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10462 * c-typeck.c (build_binary_op): Encapsulate code into...
10463 * c-common.c (shorten_binary_op): ...this new function.
10464 (conversion_warning): Use the new function. Handle non-negative
10465 constant in bitwise-and.
10466 * c-common.h (shorten_binary_op): Declare.
10468 2008-07-30 Olivier Hainque <hainque@adacore.com>
10470 * scan.c (make_sstring_space): Add explicit conversions of
10471 allocator's return value.
10472 * fix-header.c (recognized_function): Likewise.
10474 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10476 * doc/cpp.texi: Update to GFDL 1.2.
10477 * doc/gcc.texi: Do not list GPL as Invariant Section.
10478 * doc/gccint.texi: Likewise. Update copyright years.
10479 * doc/install.texi: Update copyright years.
10481 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10484 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10485 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10487 2008-07-29 Jan Hubicka <jh@suse.cz>
10489 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10490 (grokdeclarator): Likewise.
10491 * langhooks.c (lhd_warn_unused_global_decl): Use
10492 DECL_DECLARED_INLINE_P.
10493 * print-tree.c (print_node): Remove DECL_INLINE check.
10495 2008-07-29 Richard Guenther <rguenther@suse.de>
10497 PR tree-optimization/36945
10498 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10499 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10500 Record invariant addresses un-decomposed.
10501 (copy_reference_ops_from_call): Record reference call
10502 arguments properly. Simplify.
10503 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10504 helper split out from ...
10505 (create_component_ref_by_pieces): ... here. Simplify.
10506 Prepare for recursive invocation for call arguments.
10507 (create_expression_by_pieces): Adjust call to
10508 create_component_ref_by_pieces.
10509 (compute_avail): Process operand 2 of reference ops.
10511 2008-07-29 Richard Guenther <rguenther@suse.de>
10513 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10515 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10517 * c-format.c (check_format_types): Revert unwanted checkin.
10519 2008-07-29 Jan Hubicka <jh@suse.cz>
10521 * flags.h (flag_really_no_inline): Remove.
10522 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10523 * toplev.c (flag_really_no_inline): Remove.
10524 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10525 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10526 (cgraph_decide_inlining_incrementally): Likewise.
10527 (compute_inline_parameters): Likewise.
10528 * opts.c (decode_options): Simplify.
10529 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10530 * common.opt (finline): Initialize to 1.
10531 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10533 2008-07-29 Jan Hubicka <jh@suse.cz>
10535 * predict.c (always_optimize_for_size_p): New function.
10536 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10537 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10538 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10540 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10541 * function.c (prepare_function_start): Set default profile.
10542 * function.h (rtl_data): Add maybe_hot_insn_p.
10543 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10544 (construct_exit_block): Likewise.
10545 (tree_expand_cfg): Likewise.
10547 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10548 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10549 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10550 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10553 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10556 * c-decl.c (merge_decls): Merge USED flags.
10558 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10560 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10561 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10562 next_stack, lab_false and lab_over trees.
10564 2008-07-28 Richard Guenther <rguenther@suse.de>
10566 PR tree-optimization/36957
10567 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10568 (useless_type_conversion_p): Remove.
10569 (types_compatible_p): Remove.
10570 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10571 (useless_type_conversion_p): Declare.
10572 (types_compatible_p): Declare.
10573 (gimple_expr_type): Return the base type only if it is
10574 trivially convertible to the subtype.
10576 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10578 * configure.ac: Use the m4_do macro to concatenate the warnings into
10579 one string in ACX_PROG_CC_WARNING_OPTS,
10580 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10581 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10582 * configure: Regenerate.
10584 2008-07-28 Richard Guenther <rguenther@suse.de>
10586 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10587 (insert_fake_stores): Remove.
10588 (realify_fake_stores): Likewise.
10589 (execute_pre): Remove dead code.
10590 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10591 (find_func_aliases): Deal with it here instead.
10592 Re-enable gcc_unreachable call.
10594 2008-07-28 Richard Guenther <rguenther@suse.de>
10596 Merge from gimple-tuples-branch.
10598 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10599 * gimple.def: New file.
10600 * gsstruct.def: Likewise.
10601 * gimple-iterator.c: Likewise.
10602 * gimple-pretty-print.c: Likewise.
10603 * tree-gimple.c: Removed. Merged into ...
10604 * gimple.c: ... here. New file.
10605 * tree-gimple.h: Removed. Merged into ...
10606 * gimple.h: ... here. New file.
10608 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10609 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10610 --enable-checking=gimple flag.
10611 * config.in: Likewise.
10612 * configure: Regenerated.
10614 * tree-ssa-operands.h: Tuplified.
10615 * tree-vrp.c: Likewise.
10616 * tree-loop-linear.c: Likewise.
10617 * tree-into-ssa.c: Likewise.
10618 * tree-ssa-loop-im.c: Likewise.
10619 * tree-dump.c: Likewise.
10620 * tree-complex.c: Likewise.
10621 * cgraphbuild.c: Likewise.
10622 * tree-ssa-threadupdate.c: Likewise.
10623 * tree-ssa-loop-niter.c: Likewise.
10624 * tree-pretty-print.c: Likewise.
10625 * tracer.c: Likewise.
10626 * gengtype.c: Likewise.
10627 * tree-loop-distribution.c: Likewise.
10628 * tree-ssa-loop-unswitch.c: Likewise.
10629 * cgraph.c: Likewise.
10630 * cgraph.h: Likewise.
10631 * tree-ssa-loop-manip.c: Likewise.
10632 * value-prof.c: Likewise.
10633 * tree-ssa-loop-ch.c: Likewise.
10634 * tree-tailcall.c: Likewise.
10635 * value-prof.h: Likewise.
10636 * tree.c: Likewise.
10637 * tree.h: Likewise.
10638 * tree-pass.h: Likewise.
10639 * ipa-cp.c: Likewise.
10640 * tree-scalar-evolution.c: Likewise.
10641 * tree-scalar-evolution.h: Likewise.
10642 * target.h: Likewise.
10643 * lambda-mat.c: Likewise.
10644 * tree-phinodes.c: Likewise.
10645 * diagnostic.h: Likewise.
10646 * builtins.c: Likewise.
10647 * tree-ssa-alias-warnings.c: Likewise.
10648 * cfghooks.c: Likewise.
10649 * fold-const.c: Likewise.
10650 * cfghooks.h: Likewise.
10651 * omp-low.c: Likewise.
10652 * tree-ssa-dse.c: Likewise.
10653 * ipa-reference.c: Likewise.
10654 * tree-ssa-uncprop.c: Likewise.
10655 * toplev.c: Likewise.
10656 * tree-gimple.c: Likewise.
10657 * tree-gimple.h: Likewise.
10658 * tree-chrec.c: Likewise.
10659 * tree-chrec.h: Likewise.
10660 * tree-ssa-sccvn.c: Likewise.
10661 * tree-ssa-sccvn.h: Likewise.
10662 * cgraphunit.c: Likewise.
10663 * tree-ssa-copyrename.c: Likewise.
10664 * tree-ssa-ccp.c: Likewise.
10665 * tree-ssa-loop-ivopts.c: Likewise.
10666 * tree-nomudflap.c: Likewise.
10667 * tree-call-cdce.c: Likewise.
10668 * ipa-pure-const.c: Likewise.
10669 * c-format.c: Likewise.
10670 * tree-stdarg.c: Likewise.
10671 * tree-ssa-math-opts.c: Likewise.
10672 * tree-ssa-dom.c: Likewise.
10673 * tree-nrv.c: Likewise.
10674 * tree-ssa-propagate.c: Likewise.
10675 * ipa-utils.c: Likewise.
10676 * tree-ssa-propagate.h: Likewise.
10677 * tree-ssa-alias.c: Likewise.
10678 * gimple-low.c: Likewise.
10679 * tree-ssa-sink.c: Likewise.
10680 * ipa-inline.c: Likewise.
10681 * c-semantics.c: Likewise.
10682 * dwarf2out.c: Likewise.
10683 * expr.c: Likewise.
10684 * tree-ssa-loop-ivcanon.c: Likewise.
10685 * predict.c: Likewise.
10686 * tree-ssa-loop.c: Likewise.
10687 * tree-parloops.c: Likewise.
10688 * tree-ssa-address.c: Likewise.
10689 * tree-ssa-ifcombine.c: Likewise.
10690 * matrix-reorg.c: Likewise.
10691 * c-decl.c: Likewise.
10692 * tree-eh.c: Likewise.
10693 * c-pretty-print.c: Likewise.
10694 * lambda-trans.c: Likewise.
10695 * function.c: Likewise.
10696 * langhooks.c: Likewise.
10697 * ebitmap.h: Likewise.
10698 * tree-vectorizer.c: Likewise.
10699 * function.h: Likewise.
10700 * langhooks.h: Likewise.
10701 * tree-vectorizer.h: Likewise.
10702 * ipa-type-escape.c: Likewise.
10703 * ipa-type-escape.h: Likewise.
10704 * domwalk.c: Likewise.
10705 * tree-if-conv.c: Likewise.
10706 * profile.c: Likewise.
10707 * domwalk.h: Likewise.
10708 * tree-data-ref.c: Likewise.
10709 * tree-data-ref.h: Likewise.
10710 * tree-flow-inline.h: Likewise.
10711 * tree-affine.c: Likewise.
10712 * tree-vect-analyze.c: Likewise.
10713 * c-typeck.c: Likewise.
10714 * gimplify.c: Likewise.
10715 * coretypes.h: Likewise.
10716 * tree-ssa-phiopt.c: Likewise.
10717 * calls.c: Likewise.
10718 * tree-ssa-coalesce.c: Likewise.
10719 * tree.def: Likewise.
10720 * tree-dfa.c: Likewise.
10721 * except.c: Likewise.
10722 * except.h: Likewise.
10723 * cfgexpand.c: Likewise.
10724 * tree-cfgcleanup.c: Likewise.
10725 * tree-ssa-pre.c: Likewise.
10726 * tree-ssa-live.c: Likewise.
10727 * tree-sra.c: Likewise.
10728 * tree-ssa-live.h: Likewise.
10729 * tree-predcom.c: Likewise.
10730 * lambda.h: Likewise.
10731 * tree-mudflap.c: Likewise.
10732 * ipa-prop.c: Likewise.
10733 * print-tree.c: Likewise.
10734 * tree-ssa-copy.c: Likewise.
10735 * ipa-prop.h: Likewise.
10736 * tree-ssa-forwprop.c: Likewise.
10737 * ggc-page.c: Likewise.
10738 * c-omp.c: Likewise.
10739 * tree-ssa-dce.c: Likewise.
10740 * tree-vect-patterns.c: Likewise.
10741 * tree-ssa-ter.c: Likewise.
10742 * tree-nested.c: Likewise.
10743 * tree-ssa.c: Likewise.
10744 * lambda-code.c: Likewise.
10745 * tree-ssa-loop-prefetch.c: Likewise.
10746 * tree-inline.c: Likewise.
10747 * tree-inline.h: Likewise.
10748 * tree-iterator.c: Likewise.
10749 * tree-optimize.c: Likewise.
10750 * tree-ssa-phiprop.c: Likewise.
10751 * tree-vect-transform.c: Likewise.
10752 * tree-object-size.c: Likewise.
10753 * tree-outof-ssa.c: Likewise.
10754 * cfgloop.c: Likewise.
10755 * system.h: Likewise.
10756 * tree-profile.c: Likewise.
10757 * cfgloop.h: Likewise.
10758 * c-gimplify.c: Likewise.
10759 * c-common.c: Likewise.
10760 * tree-vect-generic.c: Likewise.
10761 * tree-flow.h: Likewise.
10762 * c-common.h: Likewise.
10763 * basic-block.h: Likewise.
10764 * tree-ssa-structalias.c: Likewise.
10765 * tree-switch-conversion.c: Likewise.
10766 * tree-ssa-structalias.h: Likewise.
10767 * tree-cfg.c: Likewise.
10768 * passes.c: Likewise.
10769 * ipa-struct-reorg.c: Likewise.
10770 * ipa-struct-reorg.h: Likewise.
10771 * tree-ssa-reassoc.c: Likewise.
10772 * cfgrtl.c: Likewise.
10773 * varpool.c: Likewise.
10774 * stmt.c: Likewise.
10775 * tree-ssanames.c: Likewise.
10776 * tree-ssa-threadedge.c: Likewise.
10777 * langhooks-def.h: Likewise.
10778 * tree-ssa-operands.c: Likewise.
10779 * config/alpha/alpha.c: Likewise.
10780 * config/frv/frv.c: Likewise.
10781 * config/s390/s390.c: Likewise.
10782 * config/m32c/m32c.c: Likewise.
10783 * config/m32c/m32c-protos.h: Likewise.
10784 * config/spu/spu.c: Likewise.
10785 * config/sparc/sparc.c: Likewise.
10786 * config/i386/i386.c: Likewise.
10787 * config/sh/sh.c: Likewise.
10788 * config/xtensa/xtensa.c: Likewise.
10789 * config/stormy16/stormy16.c: Likewise.
10790 * config/ia64/ia64.c: Likewise.
10791 * config/rs6000/rs6000.c: Likewise.
10792 * config/pa/pa.c: Likewise.
10793 * config/mips/mips.c: Likewise.
10795 2008-07-28 Simon Baldwin <simonb@google.com>
10797 * c-pragma.c (handle_pragma_message): New function.
10798 (init_pragma): Register handle_pragma_message.
10799 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10802 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10804 PR tree-optimization/35252
10805 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10806 REALPART_EXPR to be considered as same load operation.
10808 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10810 PR tree-optimization/36830
10811 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10812 (expressions_equal_p): Return false if only one operand is null.
10814 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10816 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10817 version requirements.
10819 2008-07-26 Olivier Hainque <hainque@adacore.com>
10821 * collect2.c (symkind): New enum. Symbol kinds we care about.
10822 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10823 code and head comment accordingly.
10824 (scan_prog_file): Use symkind names instead of bare integers.
10826 2008-07-25 Jan Hubicka <jh@suse.cz>
10828 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10830 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10831 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10832 * dojump.c (clear_pending_stack_adjust): Likewise.
10833 * print-tree.c (print_node): Ignore DECL_INLINE.
10834 * tree-inline.c (inlinable_function_p): Likewise.
10836 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10838 * doc/extend.texi (hot attribute): Document that the hot attribute
10839 turns on -O3 for some ports.
10840 (cold attribute): Document that the cold attribute turns on -Os
10843 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10844 reflect function specific option support.
10846 * target.h (struct target_option_hooks): Add fields to say whether
10847 the cold attribute implies -Os and the hot attribute implies -O3.
10849 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10850 By default, do not turn on -Os for cold functions.
10851 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10852 not turn on -O3 for hot functions.
10854 * c-common.c (handle_hot_attribute): Use target hook to determine
10855 if hot functions should enable -O3.
10856 (handle_cold_attribute): Use target hook to determine if cold
10857 functions should enable -Os.
10859 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10860 (override_options): Move disable scheduling to
10861 optimization_options.
10862 (optimization_options): Disable scheduling here, not
10864 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10865 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10867 * config/ia64/ia64.c (ia64_override_options): Move setting
10868 scheduling flags to ia64_optimization_options.
10869 (ia64_optimization_options): Disable scheduling options here, and
10870 not in ia64_override_options.
10871 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10872 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10874 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10877 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10879 2008-07-25 Martin Jambor <mjambor@suse.cz>
10881 PR tree-optimization/36926
10882 * ipa-prop.c (ipa_analyze_call_uses): Call
10883 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10885 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10887 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10888 movv2si_internal): Add mem = reg alternative.
10890 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10893 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10894 DEFAULT_PCC_STRUCT_RETURN to 127.
10896 2008-07-24 Jan Hubicka <jh@suse.cz>
10898 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10899 (build_cgraph_edges): Likewise.
10900 * cgraph.c (cgraph_node): Do not update assembler hash.
10901 (cgraph_remove_node): Drop non-unit-at-a-time code.
10902 * tree-pass.h (pass_O0_always_inline): Remove.
10903 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10904 * toplev.c (process_options): Flag unit-at-a-time does not imply
10905 no section anchors.
10906 * cgraphunit.c: Update comments.
10907 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10908 (cgraph_assemble_pending_functions): Remove.
10909 (cgraph_reset_node): Drop non-unit-at-a-time code.
10910 (cgraph_finalize_function): Likewise.
10911 (cgraph_analyze_function): Likewise.
10912 (cgraph_finalize_compilation_unit): Likewise.
10913 (cgraph_expand_function): Likewise.
10914 (cgraph_optimize): Likesise.
10915 (save_inline_function_body): Likewise.
10916 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10917 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10918 * ipa-inline.c: Update comments.
10919 (enum inlining_mode): remove INLINE_SPEED.
10920 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10921 (cgraph_mark_inline_edge): Likewise.
10922 (try_inline): Likewise.
10923 (cgraph_decide_inlining_incrementally): Likewise.
10924 (cgraph_gate_inlining): Remove.
10925 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10926 (cgraph_gate_early_inlining): Likewise.
10927 (gate_inline_passes): Remove.
10928 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10929 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10930 pass_O0_always_inline): Remove.
10931 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10932 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10933 * opts.c (no_unit_at_a_time_default): Remove.
10934 (decode_options): Remove flag_unit_at_a_time reset and warning.
10935 * opts.h (no_unit_at_a_time_default): Remove.
10936 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10937 early in GNU dialect.
10938 (merge_decls): Update comment; drop unit-at-a-time check.
10939 (finish_decl): Likewise.
10940 (grok_declaration): Remove flag_inline_trees code.
10941 (finish_functions): Return on function returning non-void on all
10943 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10944 * cfgexpand.c (expand_one_static_var): Remove.
10945 (expand_one_var): Remove expand_one_static_var call.
10946 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10947 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10948 and flag_unit_at_a-time compatibility checks.
10949 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10950 * tree-inline.c (flag_inline_trees): Remove.
10951 (inlinable_function_p): Don't check it.
10952 (expand_call_inline): Remove non-unit-at-a-time code.
10953 * tree-inline.h (flag_inline_trees): Remove.
10954 * tree-optimize.c (execute_early_local_optimizations): Remove
10955 unit-at-a-time checks.
10956 (tree_rest_of_compilation): Likewise.
10957 * combine.c (setup_incoming_promotions): Likewise.
10958 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10959 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10960 * passes.c (pass_inline_parameters): Update comments; remove
10961 O0_alwaysinline pass.
10962 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10963 (execute_one_pass): Likewise.
10964 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10965 (ix86_function_sseregparm): Likewise.
10966 * arm.c (arm_function_in_section_p): Likewise.
10967 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10968 * varpool.c: Update comments.
10969 (decide_is_variable_needed): Remove unit-at-a-time checks.
10970 (varpool_finalize_decl): Likewise.
10972 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10974 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10975 to 2 instead of -1.
10976 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10978 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10980 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10981 imp symbol extension.
10983 2008-07-23 Ian Lance Taylor <iant@google.com>
10985 * tree-vrp.c (infer_value_range): Ignore asm statements when
10986 looking for memory accesses for -fdelete-null-pointer-checks.
10988 2008-07-24 Ben Elliston <bje@au.ibm.com>
10990 * config/spu/spu-c.c (__vector_keyword): New variable.
10991 (vector_keyword): Likewise.
10992 (spu_categorize_keyword): New function.
10993 (spu_macro_to_expand): Likewise.
10994 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10995 compiling an ISO C dialect.
10997 2008-07-24 Ben Elliston <bje@au.ibm.com>
10999 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11000 conventional usage.
11002 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11004 * configure: Regenerate.
11005 * configure.ac: Require texinfo 4.7.
11006 * doc/install.texi: Document texinfo 4.7 requirement.
11008 2008-07-23 Martin Jambor <mjambor@suse.cz>
11010 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11011 rather than for DECL_SAVED_TREE.
11012 * ipa-prop.c: Include diagnostic.h.
11013 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11015 (ipa_detect_param_modifications): Function rewritten from scratch.
11016 (ipa_compute_jump_functions): Changed accesses to modification flags.
11017 (ipa_free_node_params_substructures): Update flags destruction.
11018 (ipa_node_duplication_hook): Update flags duplication.
11019 (ipa_print_all_params_modified): Updated flag access.
11020 * ipa-prop.h (struct ipa_param_flags): New structure.
11021 (struct ipa_node_params): New field modification_analysis_done,
11022 modified_flags changed into param_flags.
11023 (ipa_is_ith_param_modified): Changed to use new flags.
11024 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11026 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11027 ipa-cp.c and split into two functions.
11028 (ipa_print_node_jump_functions): New function.
11029 (compute_scalar_jump_functions): New function.
11030 (type_like_member_ptr_p): New function.
11031 (compute_pass_through_member_ptrs): New function.
11032 (fill_member_ptr_cst_jump_function): New function.
11033 (determine_cst_member_ptr): New function.
11034 (compute_cst_member_ptr_arguments): New function.
11035 (ipa_compute_jump_functions): Complete rewrite.
11036 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11037 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11038 (struct ipa_member_ptr_cst): New structure.
11039 (union jump_func_value): New field member_cst.
11040 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11041 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11042 jump function types.
11043 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11044 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11045 instead of ipcp_print_all_jump_functions.
11046 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11047 only for replacable scalars.
11049 * doc/invoke.texi (Optimize options): Add description of
11050 -findirect-inlining.
11051 * common.opt (flag_indirect_inlining): New flag.
11052 * opts.c (decode_options): Set flag_indirect_inlining when
11055 * ipa-inline.c: Include ipa-prop.h.
11056 (inline_indirect_intraprocedural_analysis): New function.
11057 (inline_generate_summary): Allocate parameter and argument info
11058 structures, call inline_indirect_intraprocedural_analysis on each
11059 node when doing indirect inlining and deallocate indirect inlining
11060 data structures in the end.
11061 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11062 (free_all_ipa_structures_after_iinln): New function.
11063 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11065 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11067 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11068 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11069 of computing the frequency separately.
11070 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11071 of computing the frequency separately.
11072 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11073 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11074 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11075 (ipa_get_stmt_member_ptr_load_param): New function.
11076 (ipa_is_ssa_with_stmt_def): New function.
11077 (ipa_note_param_call): New function.
11078 (ipa_analyze_call_uses): New function.
11079 (ipa_analyze_stmt_uses): New function.
11080 (ipa_analyze_params_uses): New function.
11081 (ipa_free_node_params_substructures): Also free the param_calls linked
11083 (ipa_node_duplication_hook): Also duplicate the param_calls
11085 (ipa_print_node_param_flags): New function.
11086 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11087 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11088 * ipa-prop.h (struct ipa_param_flags): New field called.
11089 (struct ipa_param_call_note): New structure.
11090 (struct ipa_node_params): New fields param_calls and
11091 uses_analysis_done.
11092 (ipa_is_ith_param_called): New function.
11093 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11094 ipa_analyze_params_uses and dump parameter flags.
11096 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11097 ipa_propagate_indirect_call_infos if performing indirect inlining,
11098 pass a new parameter new_edges to it.
11099 (add_new_edges_to_heap): New fucntion.
11100 (cgraph_decide_inlining_of_small_functions): New vector
11101 new_indirect_edges for newly found indirect edges , call
11102 ipa_propagate_indirect_call_infos after inlining.
11103 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11104 inlining if performing indirect inlining. Call
11105 free_all_ipa_structures_after_iinln when doing so too.
11106 (inline_generate_summary): Do not call
11107 free_all_ipa_structures_after_iinln here.
11108 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11109 (print_edge_addition_message): New function.
11110 (update_call_notes_after_inlining): New function.
11111 (propagate_info_to_inlined_callees): New function.
11112 (ipa_propagate_indirect_call_infos): New function.
11113 * ipa-prop.h: Include cgraph.h
11114 (struct ipa_param_call_note): Fields reordered, new field processed.
11115 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11116 flag indirect_call.
11117 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11118 rediscovered call statements.
11119 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11120 (dump_cgraph_node): Dump also the indirect_call flag.
11121 (cgraph_clone_edge): Copy also the indirect_call flag.
11122 * tree-inline.c (copy_bb): Do not check for fndecls from call
11123 expressions, check for edge availability when moving clones.
11124 (get_indirect_callee_fndecl): New function.
11125 (expand_call_inline): If callee declaration is not apprent from
11126 the statement, try calling get_indirect_callee_fndecl. Do not
11127 issue warnings or call sorry when not inlinings an indirect edge.
11128 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11130 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11131 bit more frandly to matching.
11132 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11133 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11134 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11136 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11139 * opth-gen.awk: Suppress function specific features when building
11141 * optc-gen.awk: Ditto.
11143 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11146 * diagnostic.c (pedwarn): Add opt parameter.
11148 * c-tree.h (pedwarn_init): Add opt parameter.
11149 (pedwarn_c90): Likewise.
11150 (pedwarn_c99): Likewise.
11151 * c-errors.c (pedwarn_c99): Likewise.
11152 (pedwarn_c90): Likewise.
11153 * toplev.h (pedwarn): Update declaration.
11154 (pedwarn0): Declare.
11155 * c-lex.c: All calls to pedwarn changed.
11156 * builtins.c: All calls to pedwarn changed.
11157 * toplev.c: All calls to pedwarn changed.
11158 * c-decl.c: All calls to pedwarn changed.
11159 * c-typeck.c: All calls to pedwarn changed.
11160 * c-common.c: All calls to pedwarn changed.
11161 * c-parser.c: All calls to pedwarn changed.
11163 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11164 Karthik Kumar <karthikkumar@gmail.com>
11166 * attribs.c (file scope): Include c-common.h.
11167 (decl_attributes): Add support for #pragma GCC optimize and
11168 #pragma GCC option.
11170 * targhooks.c (default_can_inline_p): New function that is the
11171 default for the TARGET_CAN_INLINE_P target hook.
11173 * targhooks.h (default_can_inline_p): Add declaration.
11175 * tree.c (cl_optimization_node): New static tree for building
11176 OPTIMIZATION_NODE tree.
11177 (cl_target_option_node): New static tree for building
11178 TARGET_OPTION_NODE tree.
11179 (cl_option_hash_table): New hash table for hashing
11180 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11181 (cl_option_hash_hash): New function to provide the hash value for
11182 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11183 (cl_option_hash_eq): New function to provide an equality test for
11184 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11185 (tree_code_size): Add support for OPTIMIZATION_NODE and
11186 TARGET_OPTION_NODE trees.
11187 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11188 TARGET_OPTION_NODE trees.
11189 (build_optimization_node): Build a tree that has all of the
11190 current optimization options.
11191 (build_target_option_node): Build a tree that has the target
11192 options that might be changed on a per function basis.
11194 * tree.h (file scope): Include options.h.
11195 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11196 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11197 (TREE_OPTIMIZATION): Ditto.
11198 (TREE_TARGET_SPECIFIC): Ditto.
11199 (struct tree_function_decl): Add fields for remembering the
11200 current optimization options and target specific options.
11201 (struct tree_optimization_option): New tree variant that remembers
11202 the optimization options.
11203 (struct tree_target_option): New tree variant that remembers the
11204 target specific flags that might change for compiling a particular
11206 (union tree_node): Include tree_optimization_option and
11207 tree_target_option fields.
11208 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11209 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11210 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11211 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11212 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11213 optimization and target options.
11214 (optimization_default_node): New macro to refer to global_trees
11216 (optimization_current_node): Ditto.
11217 (optimization_cold_node): Ditto.
11218 (optimization_hot_node): Ditto.
11219 (target_option_default_node): Ditto.
11220 (target_option_current_node): Ditto.
11221 (current_option_pragma): Ditto.
11222 (current_optimize_pragma): Ditto.
11224 * target.h (struct gcc_target): Add valid_option_attribute_p,
11225 target_option_save, target_option_restore, target_option_print,
11226 target_option_pragma_parse, and can_inline_p hooks.
11228 * toplev.h (parse_optimize_options): Add declaration.
11229 (fast_math_flags_struct_set_p): Ditto.
11231 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11232 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11235 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11236 tree_can_inline_p hook to see if one function can inline another.
11237 (cgraph_decide_inlining): Ditto.
11238 (cgraph_decide_inlining_incrementally): Ditto.
11240 * opts.c (decode_options): Add support for running multiple times
11241 to allow functions with different target or optimization options
11242 than was specified on the command line.
11243 (fast_math_flags_struct_set_p): New function that is similar to
11244 fast_math_flags_set_p, except it uses the values in the
11245 cl_optimization structure instead of global variables.
11247 * optc-gen.awk: Add support for TargetSave to allow a back end to
11248 declare new fields that need to be saved when using function
11249 specific options. Include flags.h and target.h in the options.c
11250 source. Add support for Save to indicate which options can be set
11251 for individual functions. Generate cl_optimize_save,
11252 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11253 cl_target_option_restore, cl_target_option_print functions to
11254 allow functions to use different optimization or target options.
11256 * opt-functions.awk (var_type_struct): Return the type used for
11257 storing the field in a structure.
11259 * opth-gen.awk: Add support for TargetSave to allow a back end to
11260 declare new fields that need to be saved when using function
11261 specific options. Add support for Save to indicate which options
11262 can be set for individual functions. Only generate one extern for
11263 Mask fields. Generate cl_optimization and cl_target_option
11264 structures to remember optimization and target options.
11266 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11267 collecting new tree nodes.
11268 (TS_TARGET_OPTION): Ditto.
11270 * c-decl.c (merge_decls): Merge function specific target and
11271 optimization options.
11273 * function.c (invoke_set_current_function_hook): If the function
11274 uses different optimization options, change the global variables
11277 * coretypes.h (struct cl_optimization): Add forward reference.
11278 (struct cl_target_option): Ditto.
11280 * c-pragma.c (option_stack): New static vector to remember the
11281 current #pragma GCC option stack.
11282 (handle_pragma_option): New function to support #pragma GCC option
11283 to change target options.
11284 (optimize_stack): New static vector to remember the current
11285 #pragma GCC optimize stack.
11286 (handle_pragma_optimize): New function to support #pragma GCC
11287 optimize to change optimization options.
11288 (init_pragma): Add support for #pragma GCC optimize and #pragma
11291 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11292 optimization options.
11293 (TARGET_OPTION_NODE): New tree code for remembering certain target
11296 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11297 TARGET_OPTION_NODE trees.
11299 * common.opt (-O): Add Optimization flag.
11301 (-fmath-errno): Ditto.
11302 (-falign-functions): Add UInteger flag to make sure flag gets full
11303 int in cl_optimization structure.
11304 (-falign-jumps): Ditto.
11305 (-falign-labels): Ditto.
11306 (-falign-loops): Ditto.
11307 (-fsched-stalled-insns): Ditto.
11308 (-fsched-stalled-insns-dep): Ditto.
11310 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11312 (TARGET_OPTION_SAVE): Ditto.
11313 (TARGET_OPTION_RESTORE): Ditto.
11314 (TARGET_OPTION_PRINT): Ditto.
11315 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11316 (TARGET_CAN_INLINE_P): Ditto.
11317 (TARGET_INITIALIZER): Add new hooks.
11319 * tree-inline.c (tree_can_inline_p): New function to determine
11320 whether one function can inline another. Check if the functions
11321 use compatible optimization options, and also call the backend
11324 * tree-inline.h (tree_can_inline_p): Add declaration.
11326 * c-common.c (c_common_attribute): Add support for option and
11327 optimize attributes.
11328 (handle_option_attribute): Add support for the option attribute to
11329 allow the user to specify different target options for compiling a
11331 (handle_optimize_attribute): Add support for the optimize
11332 attribute to allow the user to specify different optimization
11333 options for compiling a specific function.
11334 (handle_hot_attribute): Turn on -O3 optimization for this one
11335 function if it isn't the default optimization level.
11336 (handle_cold_attribute): Turn on -Os optimization for this one
11337 function if it insn't the default optimization.
11338 (const_char_p): New const char * typedef.
11339 (optimize_args): New static vector to remember the optimization
11341 (parse_optimize_options): New function to set up the optimization
11342 arguments from either the optimize attribute or #pragma GCC optimize.
11344 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11345 (builtin_define_std): Ditto.
11347 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11348 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11349 (x86_64-*-*): Ditto.
11351 * Makefile.in (TREE_H): Add options.h.
11352 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11354 * doc/extend.texi (option attribute): Document new attribute.
11355 (optimize attribute): Ditto.
11356 (hot attribute): Document hot attribute sets -O3.
11357 (cold attribute): Document cold attribute sets -Os.
11358 (#pragma GCC option): Document new pragma.
11359 (#pragma GCC optimize): Ditto.
11361 * doc/options.texi (TargetSave): Document TargetSave syntax.
11362 (UInteger): Document UInteger must be used for certain flags.
11363 (Save): Document Save option to create target specific options
11364 that can be saved/restored on a function specific context.
11366 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11367 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11369 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11370 (TARGET_OPTION_SAVE): Ditto.
11371 (TARGET_OPTION_RESTORE): Ditto.
11372 (TARGET_OPTION_PRINT): Ditto.
11373 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11374 (TARGET_CAN_INLINE_P): Ditto.
11376 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11378 (-mfpmath=both): Ditto.
11380 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11381 Karthik Kumar <karthikkumar@gmail.com>
11383 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11384 (TARGET_POPCNT): Ditto.
11385 (TARGET_SAHF): Ditto.
11386 (TARGET_AES): Ditto.
11387 (TARGET_PCLMUL): Ditto.
11388 (TARGET_CMPXCHG16B): Ditto.
11389 (TARGET_RECIP): Move switch into target_flags.
11390 (TARGET_FUSED_MADD): Ditto.
11391 (ix86_arch_features): Make an unsigned char type.
11392 (ix86_tune_features): Ditto.
11393 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11394 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11395 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11397 * config/i386/i386.opt (arch): New TargetSave field to define
11398 fields that need to be saved for function specific option support.
11401 (branch_cost): Ditto.
11402 (ix86_isa_flags_explicit): Ditto.
11403 (tune_defaulted): Ditto.
11404 (arch_specified): Ditto.
11405 (-m128-long-double): Add Save flag to save option for target
11406 specific option support.
11408 (-maccumulate-outgoing-args): Ditto.
11409 (-malign-double): Ditto.
11410 (-malign-stringops): Ditto.
11411 (-mfancy-math-387): Ditto.
11412 (-mhard-float): Ditto.
11413 (-mieee-fp): Ditto.
11414 (-minline-all-stringops): Ditto.
11415 (-minline-stringops-dynamically): Ditto.
11416 (-mms-bitfields): Ditto.
11417 (-mno-align-stringops): Ditto.
11418 (-mno-fancy-math-387): Ditto.
11419 (-mno-push-args): Ditto.
11420 (-mno-red-zone): Ditto.
11421 (-mpush-args): Ditto.
11422 (-mred-zone): Ditto.
11424 (-msseregparm): Ditto.
11425 (-mstack-arg-probe): Ditto.
11437 (-mno-sse4): Ditto.
11440 (-mrecip): Move flag into target_flags.
11442 (-mno-fused-madd): Ditto.
11443 (-mfused-madd): Ditto.
11444 (-mabm): Move flag into ix86_isa_flags.
11451 * config/i386/i386-c.c: New file for #pragma support.
11452 (ix86_target_macros_internal): New function to #define or #undef
11453 target macros based when the user uses the #pragma GCC option to
11454 change target options.
11455 (ix86_pragma_option_parse): New function to add #pragma GCC option
11457 (ix86_target_macros): Move defining the target macros here from
11458 TARGET_CPU_CPP_BUILTINS in i386.h.
11459 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11460 defined, initialize any subtarget #pragmas.
11462 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11463 REGISTER_TARGET_PRAGMAS.
11465 * config/i386/t-i386: New file for x86 dependencies.
11466 (i386.o): Make dependencies mirror the include files used.
11467 (i386-c.o): New file, add dependencies.
11469 * config/i386/i386-protos.h (override_options): Add bool argument.
11470 (ix86_valid_option_attribute_tree): Add declaration.
11471 (ix86_target_macros): Ditto.
11472 (ix86_register_macros): Ditto.
11474 * config/i386/i386.c (ix86_tune_features): Move initialization of
11475 the target masks to initial_ix86_tune_features to allow functions
11476 to have different target options. Make type unsigned char,
11477 instead of unsigned int.
11478 (initial_ix86_tune_features): New static vector to hold processor
11479 masks for the tune variables.
11480 (ix86_arch_features): Move initialization of the target masks to
11481 initial_ix86_arch_features to allow functions to have different
11482 target options. Make type unsigned char, instead of unsigned int.
11483 (initial_ix86_arch_features): New static vector to hold processor
11484 masks for the arch variables.
11485 (enum ix86_function_specific_strings): New enum to describe the
11486 string options used for attribute((option(...))).
11487 (ix86_target_string): New function to return a string that
11488 describes the target options.
11489 (ix86_debug_options): New function to print the current options in
11491 (ix86_function_specific_save): New function hook to save the
11492 function specific global variables in the cl_target_option structure.
11493 (ix86_function_specific_restore): New function hook to restore the
11494 function specific variables from the cl_target_option structure to
11495 the global variables.
11496 (ix86_function_specific_print): New function hook to print the
11497 target specific options in the cl_target_option structure.
11498 (ix86_valid_option_attribute_p): New function hook to validate
11499 attribute((option(...))) arguments.
11500 (ix86_valid_option_attribute_tree): New function that is common
11501 code between attribute((option(...))) and #pragma GCC option
11502 support that parses the options and returns a tree holding the options.
11503 (ix86_valid_option_attribute_inner_p): New helper function for
11504 ix86_valid_option_attribute_tree.
11505 (ix86_can_inline_p): New function hook to decide if one function
11506 can inline another on a target specific basis.
11507 (ix86_set_current_function); New function hook to switch target
11508 options if the user used attribute((option(...))) or #pragma GCC
11510 (ix86_tune_defaulted): Move to static file scope from
11512 (ix86_arch_specified): Ditto.
11513 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11515 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11516 (OPTION_MASK_ISA_ABM_SET): Ditto.
11517 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11518 (OPTION_MASK_ISA_CX16_SET): Ditto.
11519 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11520 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11521 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11522 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11523 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11524 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11525 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11526 (struct ptt): Move to static file scope from override_options.
11527 (processor_target_table): Ditto.
11528 (cpu_names): Ditto.
11529 (ix86_handle_option): Add support for options that are now isa options.
11530 (override_options): Add support for declaring functions that
11531 support different target options than were specified on the
11532 command line. Move struct ptt, processor_target_table, cpu_names,
11533 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11534 Add bool argument. Fix up error messages so the appropriate error
11535 is given for either command line or attribute.
11536 (ix86_previous_fndecl): New static to remember previous function
11537 declaration to see if we need to change target options.
11538 (ix86_builtins_isa): New array to record the ISA of each builtin
11540 (def_builtin): Always create the builtin function, even if the
11541 current ISA doesn't support it.
11542 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11543 tests for those builtins.
11544 (ix86_init_builtins): Remove TARGET_MMX test for calling
11545 ix86_init_mmx_sse_builtins.
11546 (ix86_expand_builtin): If the current ISA doesn't support a given
11547 builtin, signal an error.
11548 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11549 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11550 (TARGET_OPTION_SAVE): Ditto.
11551 (TARGET_OPTION_RESTORE): Ditto.
11552 (TARGET_OPTION_PRINT): Ditto.
11553 (TARGET_CAN_INLINE_P): Ditto.
11555 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11557 * c-typeck.c (build_external_ref): Don't call assemble_external.
11558 * final.c (output_operand): Call assemble_external.
11560 2008-07-21 DJ Delorie <dj@redhat.com>
11562 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11563 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11565 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11567 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11568 original insn and splitter contents into ...
11569 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11570 flag_unsafe_math_optimizations. Add dummy scratch register.
11571 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11572 !flag_unsafe_math_optimizations. Returns number with next
11573 highest magnitude if this is still less or equal to the true
11574 quotient in magnitude.
11576 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11578 * Makefile.in: Replace toplev.h with TOPLEV_H.
11579 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11580 * c-lex.c (fe_file_change): Don't set in_system_header.
11581 * c-parser.c (c_token): Remove in_system_header.
11582 (c_lex_one_token): Don't set in_system_header.
11583 (c_parser_set_source_position_from_token): Don't set in_system_header.
11584 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11587 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11588 * flags.h (in_system_header): Remove.
11589 * function.c (saved_in_system_header): Remove.
11590 (push_cfun): Don't set in_system_header.
11591 (pop_cfun): Don't set in_system_header.
11592 (push_struct_function): Don't set in_system_header.
11593 * input.h (expanded_location): Add sysp.
11594 (in_system_header_at): New.
11595 (in_system_header): New.
11596 * toplev.c (in_system_header): Remove.
11597 * toplev.h: Include input.h
11599 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11600 * tree-ssa.c (warn_uninit): Call warning_at.
11601 (warn_uninitialized_var): Update calls to warn_uninit.
11602 (warn_uninitialized_phi): Update calls to warn_uninit.
11603 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11604 (expand_location): Initialize xloc.sysp.
11605 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11606 (tree_decl_with_vis): Remove in_system_header_flag.
11608 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11611 * recog.c (asm_operand_ok): Change the order of the extra
11612 memory constraint checks.
11614 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11617 * tree-switch-conversion.c (build_one_array): Call
11618 varpool_mark_needed_node and varpool_finalize_decl
11619 instead of assemble_variable.
11621 2008-07-19 Jan Hubicka <jh@suse.cz>
11623 * cgraph.c (cgraph_add_new_function): Do early local passes.
11624 * tree-nrv.c (gate_pass_return_slot): New gate.
11625 (pass_nrv): Add the gate.
11626 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11628 (coalesce_ssa_name): Coalesce SSA names.
11629 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11630 not optimizing so unused user vars remains visible.
11631 * common.opt (flag_tree_ter): Always enable by default.
11632 * tree-ssa-ter.c: Include flags.h
11633 (is_replaceable_p): Check that locations match; when aliasing
11634 is missing be conservative about loads.
11635 * tree-optimize.c (gate_init_datastructures): Remove.
11636 (pass_init_datastructures): New.
11637 * passes.c: Reorder passes so we always go into SSA.
11639 2008-07-19 Jan Hubicka <jh@suse.cz>
11641 * doc/extend.texi (flatten attribute): Remove note about
11643 * doc/invoke.texi (--combine): Likewise.
11644 (-finline-functions-called-once): Update levels when enabled.
11645 (-funit-at-a-time): Document new behaviour.
11646 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11647 -fno-section-anchors when disabled explicitly.
11648 (inline params): They are not ignored now.
11649 (precompiled headers): Remove unit-at-a-time as being incompatible.
11650 * opts.c (decode_options): Handle unit-at-a-time as alias;
11651 imply -fno-section-anchors when toplevel reorder is disabled
11653 * common.opt (ftoplevel-reorder): Set default value to 2.
11654 (funit-at-a-time): Set default value to 1.
11655 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11658 2008-07-19 Jan Hubicka <jh@suse.cz>
11660 * builtins.c (expand_builtin_int_roundingfn,
11661 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11664 2008-07-19 Richard Guenther <rguenther@suse.de>
11667 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11668 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11669 * tree-ssa-pre.c (get_expr_value_id): For newly created
11670 constant value-ids make sure to add the expression to its
11673 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11675 PR middle-end/36877
11676 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11677 return value of the builtin is ignored.
11679 2008-07-19 Olivier Hainque <hainque@adacore.com>
11681 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11682 bits, a C conformant malloc implementation has to provide.
11683 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11685 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11689 * reload.c (find_reloads_subreg_address): Only reload address if
11690 reloaded == 0, not for reloaded != 1.
11693 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11694 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11695 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11696 m32c_legitimize_reload_address.
11698 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11699 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11700 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11702 2008-07-19 Olivier Hainque <hainque@adacore.com>
11704 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11705 argument, saying whether nested array are to be collapsed
11706 into a single array type DIE with multiple subscripts.
11707 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11708 issues, centralize the nested array types collapsing control and
11709 disable the transformation for Ada.
11711 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11714 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11716 (x86_64_shift_adj_2): New expander.
11717 (x86_64_shift_adj_3): Ditto.
11718 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11719 to split TImode operands.
11720 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11721 (ix86_split_lshr): Ditto.
11723 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11725 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11726 and __CHAR32_TYPE__.
11727 * c-typeck.c (digest_init): Support char16_t and char32_t.
11728 (set_nonincremental_init_from_string): Idem.
11730 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11732 PR middle-end/36859
11733 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11734 PREFERRED_STACK_BOUNDARY.
11735 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11737 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11739 PR middle-end/36858
11740 * function.c (locate_and_pad_parm): Cap boundary earlier.
11742 2008-07-17 Julian Brown <julian@codesourcery.com>
11744 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11745 no-op for targets which don't use DLLs.
11747 2008-07-17 Martin Jambor <mjambor@suse.cz>
11749 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11750 that nodes are relevant by examining the node->analyzed flag.
11751 (ipcp_init_stage): Check which nodes are relevant, assert that the
11752 relevant ones are also required.
11753 (ipcp_propagate_stage): Check on the side arrays are properly
11755 (ipcp_print_all_jump_functions): Make sure not to touch any node
11756 that is not analyzed or an edge that does not have a corresponding
11757 entry in the on-the-side vectors.
11758 (ipcp_function_scale_print): Likewise.
11759 (ipcp_update_callgraph): Check that the node is relevant.
11760 (ipcp_insert_stage): Check that the node is relevant. Check there is
11761 an info for every node and edge.
11762 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11763 (ipa_print_all_tree_maps): Likewise and a new variable info.
11764 (ipa_print_all_params_modified): Likewise.
11765 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11767 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11770 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11772 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11774 PR rtl-optimization/36753
11775 * fwprop.c (use_killed_between): Don't shortcut
11776 single-definition global registers.
11778 2008-07-16 Jan Hubicka <jh@suse.cz>
11780 * cgraph.h (varpool_empty_needed_queue): Declare.
11781 * cgraphunit.c (output_in_order): Mark all variables as needed;
11783 * varpool.c (varpool_assemble_node): Update debug queue.
11784 (varpool_assemble_pending_decls): Don't do it here.
11785 (varpool_empty_needed_queue): New function.
11787 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11789 * recog.c (peephole2_optimize): Fix formatting.
11791 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11793 * c-pch.c (get_ident): Avoid C++ keywords.
11794 * combine-stack-adj.c (single_set_for_csa): Likewise.
11795 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11796 output_asm_insn): Likewise.
11797 * reload.c (push_secondary_reload, find_reusable_reload,
11798 push_reload, combine_reloads, find_reloads,
11799 debug_reload_to_stream): Likewise.
11800 * reload.h (struct reload): Likewise.
11801 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11802 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11803 emit_output_reload_insns): Likewise.
11804 * targhooks.c (default_secondary_reload): Likewise.
11805 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11807 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11809 * recog.c (validate_change_1, validate_change,
11810 validate_unshare_change, validate_replace_rtx_1, struct
11811 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11813 * reload.c (push_secondary_reload, secondary_reload_class,
11814 scratch_reload_class, find_valid_class, find_reusable_reload,
11815 push_reload, find_dummy_reload, find_reloads_address_1,
11816 find_reloads_address_part, find_equiv_reg): Likewise.
11817 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11818 choose_reload_regs): Likewise.
11819 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11821 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11822 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11823 * sched-rgn.c (concat_INSN_LIST): Likewise.
11824 * stor-layout.c (mode_for_size, mode_for_size_tree,
11825 smallest_mode_for_size): Likewise.
11827 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11829 * cfg.c (dump_reg_info): Avoid C++ keywords.
11830 * dwarf2asm.c (dw2_force_const_mem,
11831 dw2_asm_output_encoded_addr_rtx): Likewise.
11832 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11833 * expmed.c (expand_shift): Likewise.
11834 * global.c (find_reg): Likewise.
11835 * graph.c (draw_edge): Likewise.
11836 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11837 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11838 widen_clz, widen_bswap, expand_parity, expand_unop,
11839 emit_cmp_and_jump_insn_1): Likewise.
11840 * postreload.c (reload_cse_simplify_operands): Likewise.
11841 * ra.h (add_neighbor): Likewise.
11842 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11843 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11844 record_reg_classes, copy_cost, record_address_regs,
11845 invalid_mode_change_p): Likewise.
11846 * regrename.c (regrename_optimize, scan_rtx_reg,
11847 dump_def_use_chain, find_oldest_value_reg,
11848 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11850 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11852 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11853 MASK_POWERPC64 for power4 in previous commit.
11855 2008-07-16 Olivier Hainque <hainque@adacore.com>
11857 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11858 instead of bare conversion to cast const-ness away.
11860 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11862 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11863 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11864 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11865 (TARGET_FUNCTION_VALUE): Define.
11867 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11869 * config/rs6000/rs6000.c (processor_target_table): Add
11870 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11872 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11875 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11876 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11877 m32c_legitimize_reload_address.
11879 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11881 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11882 DECL_IN_SYSTEM_HEADER in sync.
11884 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11886 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11887 * tree-ssa-pre.c (pre_expr_eq): Ditto
11888 (get_constant_for_value_id): Take a type as an argument.
11889 (fully_constant_expression): Pass in type.
11890 (find_or_generate_expression): Short circuit constant case.
11891 (create_expression_by_pieces): Remove special casing of
11893 (do_regular_insertion): Short circuit constant case.
11894 (do_partial_partial_insertion): Ditto.
11896 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11899 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11901 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11903 * config/xtensa/libgcc-xtensa.ver: New file.
11904 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11906 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11908 * df-problems.c (df_set_note): Avoid C++ keywords.
11909 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11910 * dse.c (record_store, remove_useless_values): Likewise.
11911 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11912 gen_reg_rtx_offset, operand_subword, change_address_1,
11913 change_address, adjust_address_1, offset_address,
11914 widen_memory_access, emit_copy_of_insn_after): Likewise.
11915 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11916 * fwprop.c (should_replace_address, propagate_rtx_1,
11917 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11919 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11920 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11921 * lcm.c (compute_insert_delete, pre_edge_lcm,
11922 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11923 * lower-subreg.c (resolve_reg_notes): Likewise.
11924 * mode-switching.c (optimize_mode_switching): Likewise.
11926 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11928 * bt-load.c (add_btr_def, migrate_btr_def,
11929 branch_target_load_optimize): Avoid C++ keywords.
11930 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11932 * combine.c (subst, simplify_set, make_extraction,
11933 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11934 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11935 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11937 2008-07-15 Richard Guenther <rguenther@suse.de>
11939 PR middle-end/36369
11940 * c-common.c (strict_aliasing_warning): Do not warn for
11941 TYPE_REF_CAN_ALIAS_ALL pointers.
11942 (c_common_get_alias_set): may_alias types are not special.
11943 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11944 attribute and set can_ref_all accordingly.
11945 (build_reference_type_for_mode): Likewise.
11946 * doc/extend.texi (may_alias): Clarify.
11948 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11951 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11952 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11954 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11957 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11958 gcc_assert, instead call output_operand_lossage.
11960 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11962 * builtins.c (std_canonical_va_list): Treat structure based
11965 2008-07-15 Ben Elliston <bje@au.ibm.com>
11967 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11969 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11971 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11974 2008-07-14 Jan Hubicka <jh@suse.cz>
11976 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11977 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11978 fix predicates and constraints.
11979 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11980 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11982 2008-07-14 Doug Kwan <dougkwan@google.com>
11984 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11985 additional option file arm/eabi.opt.
11986 * config/arm/eabi.h (File): New configuration file for EABI targets.
11987 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11988 SUBSUBTARGET_EXTRA_SPECS.
11989 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11990 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11991 from STARTFILE_SPEC so that it can be referenced in an override.
11992 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11993 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11994 can be referenced in an override.
11995 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11996 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11997 so that it can be referenced in an override.
11998 (LINK_SPEC): Use BPABI_LINK_SPEC.
11999 * config/arm/eabi.opt (File): New.
12001 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12003 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12004 (FIXED_VALUE_H): New variable.
12005 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12006 input.h, fixed-value.h.
12007 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12008 (BASIC_BLOCK_H): Use $(BITMAP_H).
12009 (FUNCTION_H): Add varray.h.
12010 (IPA_REFERENCE_H): Use $(BITMAP_H).
12011 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12012 (DF_H): Use $(BITMAP_H).
12013 (GGC_H): Add statistics.h.
12014 (INSN_ADDR_H): New.
12015 (INSN_ATTR_H): Use it.
12016 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12018 (SYMTAB_H): Add $(OBSTACK_H).
12019 (CPP_INTERNAL_H): New.
12020 (TREE_DUMP_H): Add tree-pass.h.
12021 (TREE_FLOW_H): Use $(BITMAP_H)
12022 (PRETTY_PRINT_H): Use $(INPUT_H).
12023 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12026 (many object files): Fix lots of header dependencies throughout.
12028 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12030 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12032 (s-gtyp-input): Use them to write tmp-gi.list.
12033 (echo_to_gi.list): Remove.
12035 2008-07-14 Richard Guenther <rguenther@suse.de>
12037 * tree-ssa-sccvn.c (pre_info): Remove.
12038 (switch_to_PRE_table): Likewise.
12039 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12040 (set_hashtable_value_ids): Do not create value-ids for the
12042 (run_scc_vn): Remove double test. Remove bogus special-case
12043 in value-number printing.
12044 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12045 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12047 * tree-flow-inline.h (get_value_handle): Remove.
12048 * tree-flow.h (get_value_handle): Remove.
12050 2008-07-14 Martin Jambor <mjambor@suse.cz>
12052 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12053 in which we generate arithmetics is not a subrange.
12055 2008-07-14 Martin Jambor <mjambor@suse.cz>
12057 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12059 2008-07-14 Richard Guenther <rguenther@suse.de>
12061 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12063 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12066 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12067 reload for symbol refs moved to r0 with -fPIC.
12068 (legitimize_pic_address): Use the target register as temporary
12070 (emit_symbolic_move): Adjust comment.
12071 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12074 2008-07-14 Ben Elliston <bje@au.ibm.com>
12076 * c-common.h (C_CPP_HASHNODE): New macro.
12077 * coretypes.h (struct cpp_token): Forward declare.
12078 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12079 the context-sensitive keyword method.
12080 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12081 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12082 expand_bool_pixel): New.
12083 (altivec_categorize_keyword): New function.
12084 (init_vector_keywords): New function.
12085 (rs6000_macro_to_expand): Likewise.
12086 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12087 compiling an ISO C dialect.
12089 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12091 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12092 (create_expression_by_pieces): Fix typo.
12093 (do_regular_insertion): Use debug counter here too.
12095 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12098 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12099 CONST_OK_FOR_LETTER_P. All port-local users changed.
12100 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12101 implement Kp matching power-of-two.
12102 (CONSTRAINT_LEN): Define to match.
12103 * config/cris/cris.md: Replace all use of constraint K with Kc.
12104 ("*btst*): Use Kp for operand 0 of last alternative.
12106 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12109 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12112 2008-07-13 Jan Hubicka <jh@suse.cz>
12114 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12117 2008-07-13 Richard Guenther <rguenther@suse.de>
12119 PR middle-end/36811
12120 * langhooks.c (lhd_print_error_function): Deal with recursive
12123 2008-07-12 Jan Hubicka <jh@suse.cz>
12125 * cgraph.c (assembler_name_hash): New static var.
12126 (hash_node_by_assembler_name, eq_assembler_name): New.
12127 (cgraph_node_for_asm): Use hashtable.
12128 (cgraph_remove_node): Maintain hashtable.
12129 (change_decl_assembler_name): Sanity check that names are not changing
12130 after aliasing was processed.
12131 * cgraph.h (varpoon_node): Add next GGC marker.
12132 * tree.c (decl_assembler_name_equal): Constify.
12133 (decl_assembler_name_hash): New.
12134 * tree.h (decl_assembler_name_equal): Constify.
12135 (decl_assembler_name_hash): Update.
12137 2008-07-12 David Daney <ddaney@avtrex.com>
12139 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12140 sb1 and r5000 cpus.
12142 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12144 * doc/md.texi: Document the MIPS "v" constraint.
12145 * config/mips/mips.h (reg_class): Revert last change.
12146 (REG_CLASS_NAMES): Likewise.
12147 (REG_CLASS_CONTENTS): Likewise.
12148 * config/mips/mips.c (mips_regno_to_class): Likewise.
12149 * config/mips/constraints.md (v): Likewise, but add documentation.
12150 Add a comment to say that this constraint should not be used in
12153 2008-07-11 DJ Delorie <dj@redhat.com>
12155 * config/h8300/h8300.md (length): Fix branch offset limit.
12157 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12159 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12160 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12161 (avr_hard_regno_scratch_ok): New function.
12162 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12163 * config/avr/avr.md (all peepholes that request a scratch register):
12164 Remove avr_peep2_scratch_safe use.
12166 2008-07-11 Tom Tromey <tromey@redhat.com>
12167 Ian Lance Taylor <iant@google.com>
12169 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12170 (struct c_common_resword): Define.
12171 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12172 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12173 (c_common_reswords, num_c_common_reswords): Declare.
12174 * c-common.c (c_common_reswords): New global const array.
12175 (num_c_common_reswords): New const int.
12176 * c-parser.c (struct resword, reswords): Don't define.
12177 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12178 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12179 than reswords. If warning about C++ keywords, give them a special
12181 (c_lex_one_token): Warn about C++ keywords. Call
12182 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12183 (c_parser_external_declaration): Look for RID_xxx rather than
12184 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12185 (c_parser_statement_after_labels): Likewise.
12186 (c_parser_objc_class_instance_variables): Likewise.
12187 (c_parser_objc_class_declaration): Likewise.
12188 (c_parser_objc_try_catch_statement): Likewise.
12189 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12190 (declspecs_add_type): Likewise.
12192 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12194 * ggc-page.c (alloc_page):
12195 Substituting xmalloc, xcalloc with
12196 XNEWVEC and XCNEWVAR macros which add the
12199 2008-07-11 Richard Guenther <rguenther@suse.de>
12201 PR tree-optimization/36765
12202 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12203 aliases from HEAP vars to SMTs.
12205 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12207 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12208 * configure.ac (loose_warn): Move -Wc++-compat from here...
12209 (strict_warn): ...to here.
12210 * configure: Regenerate.
12212 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12214 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12215 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12216 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12217 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12218 excluding more specific h8300-*-* and sh-*-* targets.
12220 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12222 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12223 (eliminate): Ditto.
12224 (execute_pre): Call loop_optimizer_finalize in early exit.
12226 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12228 PR middle-end/36790
12229 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12230 uids in the bitmap, not just VAR_DECL uids.
12232 PR rtl-optimization/36419
12233 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12234 (combine_stack_adjustments_for_block): Call it if needed. Delete
12236 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12237 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12238 prologue sp adjustment.
12240 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12243 * opts.c (print_ignored_options): Report postponed diagnostics for
12244 unknown -Wno-* options as warnings, not errors.
12245 (postpone_unknown_option_error): Renamed to...
12246 (postpone_unknown_option_warning): ... this.
12248 2008-07-09 Doug Kwan <dougkwan@google.com>
12251 2008-07-08 Doug Kwan <dougkwan@google.com>
12253 * config/arm/arm.opt (mandroid): New option.
12254 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12255 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12257 (CC1PLUS_SPEC): Same.
12259 (STARTFILE_SPEC): Same.
12260 (ENDFILE_SPEC): Same.
12261 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12264 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12267 * config/mips/mips.h (reg_class): Remove V1_REG.
12268 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12269 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12270 instead of V1_REGS.
12271 (mips_get_tp): New function.
12272 (mips_legitimize_tls_address): Use it.
12273 * config/mips/constraints.md (v): Delete.
12274 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12275 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12276 After reload, split into a move and ...
12277 (*tls_get_tp_<mode>_split): ...this new instruction.
12279 2008-07-09 David Daney <ddaney@avtrex.com>
12281 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12283 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12285 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12286 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12288 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12289 htab_delete should be called. Don't free c.
12290 (lookup_tmp_var): Create temp_htab lazily.
12291 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12292 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12294 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12295 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12296 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12297 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12298 * tree-sra.c (generate_element_init): Likewise.
12299 * tree-mudflap.c (execute_mudflap_function_ops,
12300 execute_mudflap_function_decls): Likewise.
12301 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12302 * tree-gimple.h (struct gimplify_ctx): New type.
12303 (push_gimplify_context): Adjust prototype.
12305 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12307 * tree-ssa-pre.c (phi_translate_1): Update placement of
12308 add_to_value calls.
12310 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12312 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12313 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12314 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12315 * targhooks.c (default_hard_regno_scratch_ok): New function.
12316 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12317 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12318 * recog.c: Include "target.h".
12319 (peep2_find_free_register): Add check for global regs. Add target
12321 * Makefile.in (recog.o): Depend on target.h.
12323 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12325 * config/sh/sh.c (sh_canonical_va_list_type): New.
12326 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12328 2008-07-09 Raksit Ashok <raksit@google.com>
12330 * doc/invoke.texi (Option Summary): Mention new option
12331 -Wdisallowed-function-list=...
12332 (Warning Options): Document -Wdisallowed-function-list=...
12333 * common.opt (Wdisallowed-function-list=): New flag.
12334 * flags.h (warn_disallowed_functions): External definition of new
12335 boolean warning flag.
12336 (warn_if_disallowed_function_p): Declare new function.
12337 * opts.c (warning_disallowed_functions): New static variable.
12338 (warn_disallowed_functions): New boolean warning flag.
12339 (warn_if_disallowed_function_p): New function.
12340 (add_comma_separated_to_vector): Rename
12341 add_instrument_functions_exclude_list to this.
12342 (common_handle_option): Handle new option. Rename calls to
12343 add_instrument_functions_exclude_list into calls to
12344 add_comma_separated_to_vector.
12345 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12346 based on flag warn_disallowed_functions.
12348 2008-07-09 Christian Bruel <christian.bruel@st.com>
12350 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12351 instead of get_attr_length.
12353 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12355 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12357 * genemit.c (gen_insn): Likewise.
12358 * gengtype.c (note_def_vec): Likewise.
12359 * gengtype.h (note_def_vec): Likewise.
12360 * genoutput.c (struct data, output_insn_data, process_template,
12361 gen_expand, gen_split, note_constraint): Likewise.
12362 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12363 make_insn_sequence): Likewise.
12364 * gensupport.c (record_insn_name): Likewise.
12366 2008-07-08 Doug Kwan <dougkwan@google.com>
12368 * config/arm/arm.opt (mandroid): New option.
12369 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12370 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12372 (CC1PLUS_SPEC): Same.
12374 (STARTFILE_SPEC): Same.
12375 (ENDFILE_SPEC): Same.
12376 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12379 2008-07-08 Raksit Ashok <raksit@google.com>
12381 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12382 (set_storage_via_setmem): Fix expected_align parameter.
12383 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12384 missing from the list.
12385 * doc/md.texi (movmem): Explicitly state that expected alignment is
12386 to be expressed in bytes.
12387 (setmem): Explicitly state that expected alignment is to be expressed
12390 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12392 * reload.c (find_reloads_subreg_address): Do not require validity
12393 of address in original mode before reloading address.
12395 2008-07-07 Tianwei Sheng <tianweis@google.com>
12397 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12398 bounds array access.
12400 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12402 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12404 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12406 Fix PR tree-optimization/23455
12407 Fix PR tree-optimization/35286
12408 Fix PR tree-optimization/35287
12409 * Makefile.in (OBJS-common): Remove tree-vn.o.
12410 (tree-vn.o): Remove.
12411 * dbgcnt.def: Add treepre_insert debug counter.
12412 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12413 (debug_value_expressions): Ditto.
12414 (print_value_expressions): Ditto.
12415 * tree-pretty-print.c (dump_generic_node): Updated for
12416 VALUE_HANDLE removal.
12417 * tree-ssa-dom.c (record_equality): Ditto.
12418 (cprop_operand): Ditto.
12419 (lookup_avail_expr): Ditto.
12420 * tree-ssa-threadedge.c
12421 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12422 (simplify_control_stmt_condition): Ditto.
12423 * tree.c (tree_code_size): Ditto.
12424 (tree_node_structure): Ditto.
12425 (iterative_hash_expr): Ditto.
12427 * tree.h (VALUE_HANDLE_ID): Ditto.
12428 (VALUE_HANDLE_EXPR_SET): Ditto.
12429 (struct tree_value_handle): Ditto.
12430 (union tree_node): Ditto.
12431 * treestruct.def: Ditto.
12432 * tree-vn.c: Removed.
12433 * tree-ssa-pre.c: Rewritten entirely.
12434 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12435 (constant_value_ids): Ditto.
12436 (vn_nary_op_t): Moved to header.
12438 (vn_reference_op_t): Ditto
12439 (vn_reference_t): Ditto.
12440 (next_value_id): New variable.
12441 (VN_INFO): Add an assert.
12442 (vn_constant_eq): New function.
12443 (vn_constant_hash): Ditto.
12444 (get_or_alloc_constant_value_id): Ditto.
12445 (value_id_constant_p): Ditto.
12446 (vn_reference_compute_hash): De-staticify.
12447 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12448 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12449 (valueize_refs): Update opcode if it changes from ssa name to constant.
12450 (vn_reference_lookup_1): Add new argument.
12451 (vn_reference_lookup): Ditto.
12452 (vn_reference_lookup_pieces): New function.
12453 (vn_reference_insert): Add return type. Modify to deal with value ids.
12454 (vn_reference_insert_pieces): New function.
12455 (vn_nary_op_compute_hash): De-staticify.
12456 (vn_nary_op_eq): Ditto.
12457 (vn_nary_op_lookup_pieces): New function.
12458 (vn_nary_op_lookup): Add new argument.
12459 (vn_nary_op_insert_pieces): New function.
12460 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12461 (vn_phi_insert): Ditto.
12462 (visit_unary_op): Update for callee changes.
12463 (visit_binary_op): Ditto.
12464 (visit_reference_op_load): Ditto.
12465 (visit_reference_op_store): Ditto.
12466 (init_scc_vn): Init next_value_id, constant_to_value_id and
12467 constant_value_ids.
12468 (free_scc_vn): Free them.
12469 (set_hashtable_value_ids): New function.
12470 (run_scc_vn): Use it.
12471 (get_max_value_id): New function.
12472 (get_next_value_id): Ditto.
12473 (expressions_equal_p): Moved from tree-vn.c
12474 (sort_vuses): Ditto.
12475 (sort_vuses_heap): Ditto.
12476 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12478 * tree.c (iterative_hash_hashval_t): Made non-static
12479 * tree.h (iterative_hash_hashval_t): Declare it.
12481 2008-07-08 Martin Jambor <mjambor@suse.cz>
12483 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12484 instead of ipa_create_node_params.
12485 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12486 ipa_check_create_edge_args, free them with
12487 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12489 * ipa-prop.c: Include flags.h and tree-inline.h.
12490 (ipa_node_params_vector): New variable.
12491 (ipa_edge_args_vector): New variable.
12492 (edge_removal_hook_holder): New variable.
12493 (node_removal_hook_holder): New variable.
12494 (edge_duplication_hook_holder): New variable.
12495 (node_duplication_hook_holder): New variable.
12496 (ipa_detect_param_modifications): Check for presence of modified flags.
12497 (ipa_compute_jump_functions): Check for presence of jump functions.
12498 (ipa_free_edge_args_substructures): New function.
12499 (ipa_create_node_params): Removed.
12500 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12501 (ipa_free_node_params_substructures): New function.
12502 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12504 (ipa_edge_removal_hook): New function.
12505 (ipa_node_removal_hook): New function.
12506 (duplicate_array): New function.
12507 (ipa_edge_duplication_hook): New function.
12508 (ipa_node_duplication_hook): New function.
12509 (ipa_register_cgraph_hooks): New function.
12510 (ipa_unregister_cgraph_hooks): New function.
12511 (free_all_ipa_structures_after_ipa_cp): New function.
12513 * ipa-prop.h: Include vec.h.
12514 (ipa_node_params_t): New typedef with vector types for it.
12515 (ipa_edge_args_t): New typedef with vector types for it.
12516 (IPA_NODE_REF): Changed to access an on-the-side vector.
12517 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12518 (ipa_check_create_node_params): New function.
12519 (ipa_check_create_edge_args): New function.
12521 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12524 2008-07-07 Tom Tromey <tromey@redhat.com>
12526 * configure, config.in: Rebuilt.
12527 * configure.ac: Don't check for scandir or alphasort.
12529 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12531 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12532 types immediately after creating them.
12534 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12536 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12538 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12540 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12541 dump_constraint_graph.
12542 (dump_constraint_edge): New function.
12543 (dump_constraint_graph): New function.
12544 (debug_constraint_graph): New function.
12545 (dump_constraint): Removed useless comparison.
12546 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12547 (dump_constraint_graph): Declare.
12548 (debug_constraint_graph): Declare.
12549 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12551 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12553 * config/i386/i386.c (is_va_list_char_pointer): New.
12554 (ix86_va_start): Replace compare with ms_va_list_type_node
12555 by is_va_list_char_pointer.
12556 (ix86_gimplify_va_arg): Likewise.
12558 2008-07-07 Martin Jambor <mjambor@suse.cz>
12560 * cgraph.c (cgraph_edge_max_uid): New variable.
12561 (struct cgraph_edge_hook_list): New type.
12562 (struct cgraph_node_hook_list): New type.
12563 (struct cgraph_2edge_hook_list): New type.
12564 (struct cgraph_2node_hook_list): New type.
12565 (first_cgraph_edge_removal_hook): New variable.
12566 (first_cgraph_node_removal_hook): New variable.
12567 (first_cgraph_edge_duplicated_hook): New variable.
12568 (first_cgraph_node_duplicated_hook): New variable.
12569 (cgraph_add_edge_removal_hook): New function.
12570 (cgraph_remove_edge_removal_hook): New function.
12571 (cgraph_call_edge_removal_hooks): New function.
12572 (cgraph_add_node_removal_hook): New function.
12573 (cgraph_remove_node_removal_hook): New function.
12574 (cgraph_call_node_removal_hooks): New function.
12575 (cgraph_add_edge_duplication_hook): New function.
12576 (cgraph_remove_edge_duplication_hook): New function.
12577 (cgraph_call_edge_duplication_hooks): New function.
12578 (cgraph_add_node_duplication_hook): New function.
12579 (cgraph_remove_node_duplication_hook): New function.
12580 (cgraph_call_node_duplication_hooks): New function.
12581 (cgraph_create_edge): Assign to edge uid.
12582 (cgraph_remove_edge): Call edge removal hooks.
12583 (cgraph_node_remove_callees): Call edge removal hooks.
12584 (cgraph_node_remove_callers): Call edge removal hooks.
12585 (cgraph_remove_node): Call node removal hooks.
12586 (cgraph_clone_edge): Call edge duplication hooks.
12587 (cgraph_clone_node): Call node duplication hooks.
12589 * cgraph.h (cgraph_edge): New field uid.
12590 (cgraph_edge_hook): New type.
12591 (cgraph_node_hook): New type.
12592 (cgraph_2edge_hook): New type.
12593 (cgraph_2node_hook): New type.
12595 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12597 * config.in: Regenerate.
12599 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12601 * gcc.c (print_sysroot): New.
12602 (option_map, display_help, process_command): Handle the
12603 -print-sysroot option.
12604 (main): Print the sysroot if requested.
12605 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12607 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12610 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12612 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12614 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12615 (assign_parm_setup_block_p): Also check mode of entry_parm.
12617 2008-07-07 Richard Guenther <rguenther@suse.de>
12619 * tree-ssa-structalias.h (set_used_smts): Remove.
12620 * tree-ssa-structalias.c (used_smts): Likewise.
12621 (set_used_smts): Likewise.
12622 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12623 call to set_used_smts.
12625 2008-07-07 Richard Guenther <rguenther@suse.de>
12627 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12628 (new_var_info): Set it to false.
12629 (solution_set_add): Correctly handle pointers outside a var and
12631 (type_safe): Treat variables with is_full_var properly.
12632 (do_sd_constraint): Likewise.
12633 (do_ds_constraint): Likewise.
12634 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12635 (get_constraint_for_ptr_offset): New function.
12636 (get_constraint_for_component_ref): For addresses at least include
12637 the last field of the variable. Handle is_full_vars properly.
12638 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12639 (handle_ptr_arith): Remove.
12640 (find_func_aliases): Simplify assignment handling.
12641 (create_function_info_for): For parameter and result varinfos set
12643 (create_variable_info_for): Set is_full_var flag whenever we
12644 just created a single varinfo for a decl.
12645 (init_alias_vars): Initialize use_field_sensitive from
12646 max-fields-for-field-sensitive parameter.
12648 2008-07-07 Richard Guenther <rguenther@suse.de>
12650 PR tree-optimization/36713
12651 * tree-flow-inline.h (is_call_used): New function.
12652 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12653 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12654 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12656 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12658 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12660 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12662 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12664 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12665 Nathan Sidwell <nathan@codesourcery.com>
12667 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12668 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12670 * config/m68k/t-linux: New.
12671 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12674 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12676 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12677 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12680 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12682 * gcc.c (execute): Fix -Wc++-compat warning.
12684 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12687 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12688 constant for little endian.
12690 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12692 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12693 mips_base_mips16 instead of TARGET_MIPS16.
12694 (mips_base_mips16): Declare.
12695 * config/mips/mips.c (mips_base_mips16): Make global.
12696 (was_mips16_p): Remove GTY marker.
12697 (was_mips16_pch_p): New variable.
12698 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12699 (mips_override_options): Force to non-MIPS16 mode initially.
12700 Do not complain about MIPS16 PIC incompatibilities here.
12701 Only allow -mgpopt if -mexplicit-relocs is in force for
12704 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12706 * configure.ac: Check for caddr_t, define to char * if not defined.
12707 * configure: Regenerate.
12708 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12709 (mmap_gt_pch_use_address): Likewise.
12710 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12712 2008-07-06 Richard Guenther <rguenther@suse.de>
12714 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12715 (new_var_info): Deal with it.
12716 (solution_set_add): Likewise.
12717 (bitpos_of_field): Make signed, fix.
12718 (struct fieldoff): Remove type and decl fields. Make size field
12719 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12721 (fieldoff_compare): Deal with it.
12722 (push_fields_onto_fieldstack): Remove has_union argument, glob
12723 adjacent non-pointer fields together.
12724 (create_function_info_for): Do not set has_union.
12725 (create_variable_info_for): Simplify.
12727 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12729 * config.gcc (extra_headers): Add cross-stdarg.h for target
12730 x86_64-*-* and i?86-*-*.
12731 * config/i386/cross-stdarg.h: New.
12732 * builtins.c (std_fn_abi_va_list): New.
12733 (std_canonical_va_list_type): New.
12734 (stabilize_va_list): Replace va_list_type_node use by
12735 mtarget.canonical_va_list_type.
12736 (gimplify_va_arg_expr): Likewise.
12737 (expand_builtin_va_copy): Replace va_list_type_node use by
12738 mtarget.fn_abi_va_list.
12739 * tree-sra.c (is_va_list_type): New helper.
12740 (decl_can_be_decomposed_p): Replace
12741 va_list_type_node use by is_va_list_type.
12742 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12743 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12744 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12745 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12746 (ix86_enum_va_list): New.
12747 * config/i386/i386.c (sysv_va_list_type_node): New.
12748 (ms_va_list_type_node): New.
12749 (ix86_function_type_abi): Remove sorry.
12750 (ix86_build_builtin_va_list_abi): New.
12751 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12752 for 64-bit targets.
12753 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12754 (ix86_init_builtins_va_builtins_abi): New.
12755 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12756 for 64-bit targets.
12757 (ix86_handle_abi_attribute): New.
12758 (attribute_spec): Add sysv_abi and ms_abi.
12759 (ix86_fn_abi_va_list): New.
12760 (ix86_canonical_va_list_type): New.
12761 (ix86_enum_va_list): New.
12762 (TARGET_FN_ABI_VA_LIST): New.
12763 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12764 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12765 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12766 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12767 (TARGET_ENUM_VA_LIST): New.
12768 * expr.h (std_fn_abi_va_list): New.
12769 (std_canonical_va_list_type): New.
12770 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12771 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12772 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12773 TARGET_CANONICAL_VA_LIST_TYPE.
12774 * target.h (struct gcc_target): Add fn_abi_va_list hook
12775 and canonical_va_list_type hook.
12777 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12779 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12780 integral and pointer types.
12782 2008-07-04 Roger Sayle <roger@eyesopen.com>
12784 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12785 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12787 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12790 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12792 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12794 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12795 build_gimple_modify_stmt.
12796 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12797 gimple operand. Use fold_build* instead of build*.
12799 2008-07-04 Richard Guenther <rguenther@suse.de>
12801 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12802 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12803 properly to compute the reachability set if we do field-sensitive PTA.
12804 * invoke.texi (max-fields-for-field-sensitive): Document default.
12805 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12806 100 for optimize >= 2.
12808 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12810 * ggc-zone.c (lookup_page_table_if_allocated,
12811 set_page_table_entry, zone_find_object_size, alloc_small_page,
12812 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12813 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12814 -Wc++-compat and/or -Wcast-qual warnings.
12816 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12819 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12820 pic_offset_table_rtx to be marked as used here.
12821 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12822 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12823 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12824 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12825 !TARGET_SECURE_PLT.
12827 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12829 * alloc-pool.c (hash_descriptor, eq_descriptor,
12830 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12831 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12833 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12834 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12835 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12836 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12839 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12841 * tree-flow.h (loop_only_exit_p): Declare.
12842 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12843 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12844 the number of iterations if it is constant. Otherwise, if this is the
12845 only possible exit of the loop, use the conservative estimate on the
12846 number of iterations of the entire loop if available.
12848 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12850 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12851 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12852 Add synchronization functions.
12853 * config/sync.c: New file.
12854 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12855 (LIBGCC_SYNC_CFLAGS): Likewise.
12857 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12860 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12861 (*pushtf_sse): New insn pattern.
12862 (pushtf splitters): New splitters.
12864 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12866 PR middle-end/35736
12867 * predict.c (build_predict_expr): Use void_type_node for the tree
12868 type, instead of NULL_TREE.
12870 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12872 * config/i386/i386.c (contains_aligned_value_p): Return true
12874 (ix86_data_alignment): Align TCmode to 128bits.
12875 (ix86_local_alignment): Likewise.
12877 2008-07-03 Andrew Haley <aph@redhat.com>
12880 * vec.h (VEC_TA): New.
12881 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12882 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12883 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12884 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12885 (C_COMMON_FIXED_TYPES): Remove first arg.
12886 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12887 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12888 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12889 not to use empty macro arguments.
12891 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12893 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12894 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12895 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12896 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12897 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12898 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12899 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12900 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12901 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12902 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12903 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12904 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12905 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12906 config/rs6000/e500crtres64gpr.asm,
12907 config/rs6000/e500crtres64gprctr.asm,
12908 config/rs6000/e500crtrest32gpr.asm,
12909 config/rs6000/e500crtrest64gpr.asm,
12910 config/rs6000/e500crtresx32gpr.asm,
12911 config/rs6000/e500crtresx64gpr.asm,
12912 config/rs6000/e500crtsav32gpr.asm,
12913 config/rs6000/e500crtsav64gpr.asm,
12914 config/rs6000/e500crtsav64gprctr.asm,
12915 config/rs6000/e500crtsavg32gpr.asm,
12916 config/rs6000/e500crtsavg64gpr.asm,
12917 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12918 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12919 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12920 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12921 config/sparc/sol2-cn.asm: Remove .file directives.
12923 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12925 * resource.c (mark_referenced_resources): Look inside
12926 UNSPEC_VOLATILEs and ASM_INPUTs.
12928 2008-07-02 Ian Lance Taylor <iant@google.com>
12930 * rtlanal.c (add_reg_note): New function.
12931 * rtl.h (add_reg_note): Declare.
12932 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12933 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12934 * builtins.c (expand_builtin_longjmp): Likewise.
12935 (expand_builtin_nonlocal_goto): Likewise.
12936 * calls.c (emit_call_1, expand_call): Likewise.
12937 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12938 * cfglayout.c (fixup_reorder_chain): Likewise.
12939 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12940 (commit_one_edge_insertion): Likewise.
12941 * combine.c (move_deaths, distribute_notes): Likewise.
12942 * df-problems.c (df_set_note): Likewise.
12943 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12944 (set_unique_reg_note): Likewise.
12945 (emit_copy_of_insn_after): Likewise.
12946 * expr.c (expand_expr_real): Likewise.
12947 * gcse.c (add_label_notes): Likewise.
12948 * haifa-sched.c (create_check_block_twin): Likewise.
12949 * jump.c (mark_jump_label_1): Likewise.
12950 * loop-doloop.c (add_test, doloop_modify): Likewise.
12951 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12952 * lower-subreg.c (move_eh_region_note): Likewise.
12953 * optabs.c (emit_libcall_block): Likewise.
12954 * predict.c (predict_insn): Likewise.
12955 (combine_predictions_for_insn): Likewise.
12956 * recog.c (peephole2_optimize): Likewise.
12957 * regmove.c (try_auto_increment): Likewise.
12958 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12959 * reload.c (find_reloads): Likewise.
12960 * reload1.c (fixup_eh_region_note): Likewise.
12961 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12962 * reorg.c (delete_prior_computation): Likewise.
12963 (delete_computation, dbr_schedule): Likewise.
12964 * config/pa/pa.c (legitimize_pic_address): Likewise.
12965 * config/sh/sh.c (sh_reorg): Likewise.
12967 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12970 * config/libgcc-glibc.ver: Add %exclude.
12971 * config/m32r/libgcc-glibc.ver: Likwise.
12972 * config/s390/libgcc-glibc.ver: Likwise.
12973 * config/sh/libgcc-glibc.ver: Likwise.
12974 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12976 * config/i386/libgcc-glibc.ver: New.
12978 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12980 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12982 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12983 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12984 i[34567]86-*-linux*, x86_64-*-linux*. Add
12985 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12986 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12987 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12988 i[34567]86-*-linux*, x86_64-*-linux*.
12990 * libgcc-std.ver: Add empty GCC_4.4.0.
12992 * mkmap-symver.awk: Support multiple versions per symbol.
12994 * config/i386/i386.c (ix86_init_builtins): Always define
12995 __builtin_fabsq and __builtin_copysignq with fallbacks.
12996 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12997 and __builtin_copysignq if SSE2 isn't available.
12999 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13000 (LIBGCC2_TF_CEXT): Likwise.
13001 (TF_SIZE): Likwise.
13003 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13005 * config/i386/sfp-machine.h: Moved to libgcc.
13007 * config/i386/sfp-machine.h: New.
13008 * config/i386/t-linux: Likwise.
13010 * config/i386/t-darwin: Remove softfp_wrap_start and
13012 * config/i386/t-darwin64: Likewise.
13014 * config/i386/t-fprules-softfp64: Renamed to ...
13015 * config/i386/t-fprules-softfp: This.
13017 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13018 and softfp_wrap_end.
13020 2008-07-02 Jason Merrill <jason@redhat.com>
13022 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13024 * tree.c (ctor_to_list): New fn.
13025 * tree.h: Declare it.
13026 (CONSTRUCTOR_ELT): New macro.
13027 (CONSTRUCTOR_NELTS): New macro.
13029 2008-07-02 Richard Guenther <rguenther@suse.de>
13031 * tree-ssa-structalias.c (struct variable_info): Reorder
13032 to fill padding on 64bit hosts. Make collapsed_to an int.
13033 (get_varinfo_fc): Deal with that.
13034 (new_var_info): Likewise.
13035 (collapse_rest_of_var): Likewise.
13037 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13039 * doc/install.texi (--enable-java-home): Document.
13040 (--enable-aot-compile-rpm): Likewise.
13041 (--with-arch-directory): Likewise.
13042 (--with-os-directory): Likewise.
13043 (--with-origin-name): Likewise.
13044 (--with-arch-suffix): Likewise.
13045 (--with-jvm-root-dir): Likewise.
13046 (--with-jvm-jar-dir): Likewise.
13047 (--with-python-dir): Likewise.
13049 2008-07-02 Richard Guenther <rguenther@suse.de>
13051 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13052 from decls explicitly. Merge operand checking from tuples.
13054 2008-07-02 Martin Jambor <mjambor@suse.cz>
13056 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13058 2008-07-02 Martin Jambor <mjambor@suse.cz>
13060 * tree-switch-conversion.c: Included timevar.h
13061 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13063 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13065 2008-07-02 Martin Jambor <mjambor@suse.cz>
13067 * tree-switch-conversion.c: Corrected various comments and
13069 (build_constructors): Fixed minor formatting mistakes.
13071 * invoke.texi (Optimize Options): Corrected the
13072 switch-conversion-max-branch-ratio parameter.
13074 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13076 * final.c (asm_insn_count): Return zero for an empty asm body.
13078 2008-07-02 Richard Guenther <rguenther@suse.de>
13080 * bitmap.h (bitmap_set_bit): Return bool.
13081 (bitmap_clear_bit): Likewise.
13082 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13083 write to the bitmap if it would.
13084 (bitmap_clear_bit): Likewise.
13085 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13086 bitmap_set_bit return value.
13087 (add_pred_graph_edge): Likewise.
13088 (add_graph_edge): Likewise.
13089 (do_sd_constraint): Likewise.
13090 (do_ds_constraint): Likewise.
13092 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13094 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13095 Fix -Wc++-compat and/or -Wcast-qual warnings.
13096 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13097 gen_regparm_prefix): Likewise.
13098 * vmsdbgout.c (write_modbeg, lookup_filename,
13099 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13101 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13103 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13104 defaults.h definition apply.
13106 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13108 * function.c (assign_parm_remove_parallels): New.
13109 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13111 (assign_parm_setup_block): Do not handle them.
13112 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13113 assign_parm_remove_parallels.
13115 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13117 * c-typeck.c (convert_for_assignment): Use
13118 vector_targets_convertible_p.
13119 * c-common.c (vector_targets_convertible_p): New.
13120 * c-common.h (vector_targets_convertible_p): New prototype.
13121 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13122 opaque_p_V2SI_type_node.
13124 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13126 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13129 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13131 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13132 TFmode constants via two element DImode vector for hosts with
13133 HOST_BITS_PER_WIDE_INT < 64.
13134 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13135 also for HOST_BITS_PER_WIDE_INT < 64.
13137 2008-07-01 Richard Guenther <rguenther@suse.de>
13139 PR tree-optimization/36666
13140 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13141 (get_constraint_exp_from_ssa_var): Split into ...
13142 (get_constraint_exp_for_temp): ... this ...
13143 (get_constraint_for_ssa_var): ... and that.
13144 Return constraint expressions for all touched sub-fields
13145 if the results address is not taken.
13146 (process_constraint): Remove assertion that aggregate
13147 assignments do not happen at this place.
13148 (get_constraint_for_component_ref): Add address_p argument.
13149 Return constraint expressions for all touched sub-fields
13150 if the results address is not taken.
13151 (do_deref): Use get_constraint_exp_for_temp.
13152 (get_constraint_for_1): Rename from ...
13153 (get_constraint_for): ... this. Add the old function as wrapper.
13154 (do_structure_copy): Use get_constraint_for_1.
13156 2008-07-01 Martin Jambor <mjambor@suse.cz>
13158 * Makefile.in (tree-switch-conversion.o): Add.
13159 (OBJS-common): Add tree-swtch-conversion.o.
13160 * passes.c (init_optimization_passes): Add pass_convert_switch.
13161 * tree-pass.h: (pass_convert_switch): Add.
13162 * tree-switch-conversion.c: New file.
13163 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13164 * common.opt (ftree-cswtch): New option.
13165 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13166 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13167 * opts.c (decode_options): Set flag_tree_switch_conversion when
13168 optimization level is >= 2.
13169 * doc/invoke.texi (Optimize Options): Added description of
13170 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13172 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13174 * config/darwin-driver.c (darwin_default_min_version): Fix
13175 -Wc++-compat warnings.
13177 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13179 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13182 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13184 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13186 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13188 PR rtl-optimization/34744
13189 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13190 (df_scan_free_internal): Free data structures not
13191 allocated in storage pools.
13192 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13193 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13194 df_scan_free_mws_vec.
13195 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13198 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13200 * config/i386/i386.c (contains_aligned_value_p): Return true
13202 (ix86_function_arg_boundary): Return its natural boundary
13204 (return_in_memory_32): Don't check TDmode.
13205 (ix86_split_to_parts): Support splitting into 4 parts and
13206 support TFmode for 32bit target.
13207 (ix86_split_long_move): Support splitting into 4 parts.
13208 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13210 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13211 (ix86_init_builtins): Here.
13212 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13213 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13214 'q' and 'w', respectively.
13216 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13218 (movtf_internal): Likewise.
13219 (<code>tf2): Likewise.
13220 (*absnegtf2_sse): Likewise.
13221 (copysign<mode>3): Likewise.
13222 (copysign<mode>3_const): Likewise.
13223 (copysign<mode>3_var): Likewise.
13224 (define_split UNSPEC_COPYSIGN): Likewise.
13225 * config/i386/sse.md (*nandtf3): Likewise.
13226 (<code>tf3): Likewise.
13227 (*<code>tf3): Likewise.
13229 2008-06-30 Joey Ye <joey.ye@intel.com>
13230 H.J. Lu <hongjiu.lu@intel.com>
13232 * global.c (compute_regsets): Set frame_pointer_needed here.
13233 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13235 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13237 * doc/install.texi (specific): Expand Windows build notes.
13239 2008-06-30 Ira Rosen <irar@il.ibm.com>
13241 PR tree-optimization/36648
13242 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13243 number of prolog iterations by step. Fix the comment.
13245 2008-06-30 Richard Guenther <rguenther@suse.de>
13247 PR middle-end/36671
13248 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13249 handle calls from ECF_MALLOC functions.
13250 (handle_pure_call): ECF_MALLOC functions do not return
13252 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13254 2008-06-29 Andreas Schwab <schwab@suse.de>
13256 * config/m68k/m68k.c (print_operand): Always print a float
13258 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13259 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13262 * config/rs6000/x-linux64: Remove never used file.
13264 2008-06-29 Richard Guenther <rguenther@suse.de>
13266 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13268 (struct alias_info): Move ...
13269 * tree-ssa-alias.c: ... here.
13270 (update_alias_info): Declare.
13271 (compute_may_aliases): Call it.
13272 (update_alias_info): New function.
13273 * tree-ssa-structalias.c (update_alias_info): Move ...
13274 * tree-ssa-alias.c (update_alias_info_1): ... here.
13275 * tree-ssa-structalias.c (process_constraint_1): Remove
13276 unused from_call argument. Rename to ...
13277 (process_constraint): ... this. Delete old wrapper.
13278 (make_constraint_to): Adjust callers.
13279 (handle_const_call): Likewise.
13280 (handle_pure_call): Likewise.
13281 (init_base_vars): Likewise.
13282 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13283 (find_func_aliases): We don't need structure copies for
13285 (make_constraint_from_anything): Remove.
13286 (create_variable_info_for): For globals make constraints
13287 from escaped, not from anything.
13288 (compute_points_to_sets): Do not call update_alias_info.
13289 (ipa_pta_execute): Use make_constraint_from.
13291 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13293 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13294 (bitmap.o-warn, dominance.o-warn): New.
13295 * configure.ac (cxx_compat_warn): Delete.
13296 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13297 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13299 * configure: Regenerate.
13301 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13304 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13306 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13307 * df-scan.c (df_notes_rescan): Likewise.
13308 * ggc-page.c (set_page_table_entry): Likewise.
13309 * intl.c (gcc_gettext_width): Likewise.
13310 * varasm.c (get_unnamed_section, get_noswitch_section,
13311 get_section): Likewise.
13313 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13315 * regrename.c (build_def_use): Don't copy RTX.
13317 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13319 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13320 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13321 punctuation. Use @ref instead of @xref.
13322 (Function Names): Remove stray @display/@end display.
13323 (C++ Attributes): Use @ref instead of @xref.
13324 (Deprecated Features): Fix punctuation around @xref.
13325 (Backwards Compatibility): Likewise.
13326 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13328 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13330 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13331 constants for E500 double.
13333 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13335 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13336 element type of const_vector.
13338 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13340 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13341 Remove FLAGS_REG clobber from expander pattern.
13342 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13343 (anddi3, andsi3, andhi3, andqi3): Ditto.
13344 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13345 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13346 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13347 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13348 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13349 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13350 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13351 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13353 2008-06-28 Richard Guenther <rguenther@suse.de>
13355 * tree-ssa-structalias.c (callused_id, var_callused,
13356 callused_tree): Add.
13357 (handle_pure_call): New function.
13358 (find_func_aliases): Call it.
13359 (find_what_p_points_to): Handle the call-used set.
13360 (clobber_what_escaped): Likewise.
13361 (compute_call_used_vars): New function.
13362 (init_base_vars): Init the call-used variable.
13363 (do_sd_constraint): Do not propagate the solution from CALLUSED
13364 but use CALLUSED as a placeholder.
13365 (solve_graph): Likewise.
13366 * tree-flow-inline.h (gimple_call_used_vars): New function.
13367 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13368 (compute_call_used_vars): Declare.
13369 * tree-ssa-alias.c (set_initial_properties): Call
13370 compute_call_used_vars.
13371 (reset_alias_info): Clear call-used variables.
13372 (add_call_clobber_ops): Assert we are not called for const/pure
13373 functions. Remove handling of them.
13374 (add_call_read_ops): Handle pure functions by adding the
13375 call-used set of variables as VUSEs.
13376 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13377 (delete_tree_ssa): Free it.
13378 * tree-dfa.c (remove_referenced_var): Clear the var from the
13381 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13383 * tree.c (build_varargs_function_type_list): New.
13384 (build_function_type_list_1): New.
13385 (build_function_type_list): Use build_function_type_list_1.
13386 * tree.h (build_varargs_function_type_list): New.
13388 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13391 * config/spu/spu.c (spu_builtin_splats): Do not generate
13392 invalid CONST_VECTOR expressions.
13393 (spu_expand_vector_init): Likewise.
13395 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13397 * optabs.c (libfunc_decls): New variable.
13398 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13399 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13400 for the same function twice.
13402 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13404 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13405 ix86_expand_binary_operator directly.
13406 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13408 (*ashrti3_1): Ditto.
13409 (*lshrti3_1): Ditto.
13410 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13411 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13412 using only one splitter. Conditionaly execute splitter before or
13413 after peephole2 pass.
13414 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13415 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13416 Use only one alternative in asm template.
13417 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13419 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13420 "J" operand constraint for operand 2.
13421 (*ashldi3_cconly_rex64): Ditto.
13422 (*ashrdi3_cmp_rex64): Ditto.
13423 (*ashrdi3_cconly_rex64): Ditto.
13424 (*lshrdi3_cmp_rex64): Ditto.
13425 (*lshrdi3_cconly_rex64): Ditto.
13426 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13427 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13428 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13431 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13433 * gimplify.c (omp_is_private): Don't return true if decl is not
13434 already private on #pragma omp for or #pragma omp parallel for.
13437 * tree-cfg.c (struct move_stmt_d): Replace block field with
13438 orig_block and new_block fields.
13439 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13440 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13441 (move_block_to_fn): Replace vars_map and new_label_map arguments
13442 with struct move_stmt_d pointer.
13443 (replace_block_vars_by_duplicates): New function.
13444 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13445 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13446 all subblocks of ORIG_BLOCK to the new function. Call
13447 replace_block_vars_by_duplicates.
13448 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13449 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13450 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13451 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13452 (expand_omp): Temporarily set input_location to the location of
13453 region's controlling stmt.
13454 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13455 BIND_EXPR, push ctx->block_vars and gimplification vars into
13456 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13457 into dest function.
13458 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13459 there are any BLOCK_VARS.
13460 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13461 OMP_PARALLEL or OMP_TASK stmt.
13462 (lower_omp): Save and restore input_location around the lower_omp_1
13465 2008-06-27 Richard Guenther <rguenther@suse.de>
13467 PR tree-optimization/36400
13468 PR tree-optimization/36373
13469 PR tree-optimization/36344
13470 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13471 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13472 (update_alias_info): Remove call clobbering code.
13473 (make_constraint_to): New helper function.
13474 (make_escape_constraint): Likewise.
13475 (handle_rhs_call): Use it on all pointer containing arguments.
13476 Also mark the static chain escaped.
13477 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13478 instead of ANYTHING.
13479 (make_constraint_from): New helper split out from ...
13480 (make_constraint_from_anything): ... here.
13481 (find_func_aliases): Add constraints for escape sites.
13482 (intra_create_variable_infos): Make constraints from NONLOCAL
13484 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13486 (clobber_what_p_points_to): Remove.
13487 (clobber_what_escaped): New function.
13488 (init_base_vars): Init NONLOCAL and ESCAPED.
13489 (do_sd_constraint): Do not propagate the solution from ESCAPED
13490 but use ESCAPED as a placeholder.
13491 (solve_graph): Likewise.
13492 * tree-flow.h (clobber_what_p_points_to): Remove.
13493 (clobber_what_escaped): Declare.
13494 * tree-ssa-alias.c (set_initial_properties): Call it.
13495 Remove code clobbering escaped pointers.
13497 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13499 * function.c (allocate_struct_function): Only allocate a unique
13500 funcdef_no if the decl is nonzero.
13502 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13504 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13505 * config/mips/mips.c (mips_split_const_insns): New function.
13506 * config/mips/mips.md (move_type): New attribute.
13507 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13508 (dword_mode): New attribute.
13509 (type): Avoid long line. Map "move_type"s to "type"s,
13510 choosing "multi" for doubleword moves if appropriate.
13511 Swap MTC/MFC comments to match their declaration order.
13512 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13513 "type" is "branch" or "jal" is "direct".
13514 (length): Handle "extended_mips16" first. Make the default
13515 "0" for "ghost" instructions. Set the length from "move_type".
13516 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13517 of "type", with "sll0" for the register alternative. Remove the
13518 "extended_mips16" attribute.
13519 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13520 of "type", with "shift_shift" for the register alternative.
13521 Remove the "length" attribute.
13522 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13523 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13524 of "type", with "andi" for the register alternative.
13525 (*zero_extendqihi2): Likewise.
13526 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13527 of "andi" instead of a "type" of "arith".
13528 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13530 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13531 (mov_<store>r, *mov<mode>_ra): Likewise.
13532 (extendsidi2): Use "move_type" instead of "type", with "move"
13533 for the register alternative.
13534 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13535 of "type", with "signext" for the register alternative.
13536 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13537 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13538 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13539 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13540 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13541 (unnamed branch insn): Likewise.
13542 (*movdi_gp32_fp64): Fold into...
13543 (*movdi_32bit): ...here.
13544 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13545 (*movdf_hardfloat): ...this new pattern.
13546 (*movdf_softfloat): Remove redundant FPR alternatives.
13547 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13548 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13549 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13550 the "move" attribute.
13551 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13552 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13553 and "store" for COP loads and stores.
13554 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13555 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13556 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13557 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13558 (*movtf_mips16, *movv2sf): Likewise.
13559 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13560 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13561 (mfhc1<mode>): Use "move_type" instead of "move".
13562 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13563 (loadgp_blockage): Remove the "length" attribute.
13564 (blockage, set_got_version, update_got_version): Likewise.
13565 (call_internal): Remove the "extended_mips16" attribute.
13566 (call_value_internal, call_value_multiple_internal): Likewise.
13567 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13569 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13570 the "length" attribute.
13572 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13574 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13575 -Wcast-qual warnings.
13576 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13577 handle_pragma_pop_macro): Likewise.
13578 * collect2.c (resolve_lib_name): Likewise.
13579 * config/arc/arc.c (arc_init): Likewise.
13580 * config/arm/arm.c (neon_builtin_compare,
13581 locate_neon_builtin_icode): Likewise.
13582 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13583 * config/bfin/bfin.c (bfin_init_machine_status,
13584 bfin_optimize_loop): Likewise.
13585 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13586 * config/cris/cris.c (cris_init_expanders): Likewise.
13587 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13588 * config/darwin.c (machopic_indirection_eq,
13589 machopic_indirection_name, machopic_output_indirection): Likewise.
13590 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13591 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13592 frv_optimize_membar): Likewise.
13593 * config/i386/cygwin.h (mingw_scan,
13594 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13595 * config/i386/cygwin1.c (mingw_scan): Likewise.
13596 * config/i386/i386.c (machopic_output_stub): Likewise.
13597 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13598 i386_pe_unique_section): Likewise.
13599 * config/ia64/ia64.c (ia64_init_machine_status,
13600 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13602 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13603 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13604 * config/m68k/m68k.c (m68k_handle_option,
13605 m68k_sched_md_init_global): Likewise.
13606 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13607 mcore_unique_section): Likewise.
13608 * config/mips/mips.c (mips_block_move_straight,
13609 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13611 * config/mmix/mmix.c (mmix_init_machine_status,
13612 mmix_encode_section_info): Likewise.
13613 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13614 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13615 print_operand_address, output_toc, redefine_groups,
13616 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13617 * config/s390/s390.c (s390_init_machine_status): Likewise.
13618 * config/score/score.c (score_block_move_straight,
13619 score_block_move_loop_body): Likewise.
13620 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13621 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13622 * emit-rtl.c (find_auto_inc): Likewise.
13623 * gcc.c (translate_options, process_command): Likewise.
13624 * reorg.c (dbr_schedule): Likewise.
13625 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13626 * xcoffout.c (xcoffout_declare_function): Likewise.
13628 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13630 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13631 ipa-pta working again.
13633 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13635 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13638 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13640 * config.gcc (powerpc*-*-*): Add new core e500mc.
13641 * config/rs6000/e500mc.md: New file.
13642 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13644 (rs6000_override_options): Add e500mc case to
13645 processor_target_table. Altivec and Spe options not allowed
13646 with e500mc. Add isel instruction to e500mc by
13647 default. Initialize rs6000_cost for e500mc.
13648 (rs6000_issue_rate): Set issue rate for e500mc.
13649 * config/rs6000/rs6000.h (processor_type): Add
13650 PROCESSOR_PPCE500MC.
13651 (ASM_CPU_SPEC): Add e500mc.
13652 Set TARGET_ISEL to rs6000_isel.
13653 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13654 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13655 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13657 * doc/invoke.texi: Add e500mc to list of cpus.
13659 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13662 * c-lex.c (lex_charconst): Initialize unsignedp.
13664 2008-06-27 Olivier Hainque <hainque@adacore.com>
13666 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13667 documented assumptions.
13669 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13671 * dwarf2out.c: Remove trailing white spaces. Break long line
13674 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13676 * libfuncs.h (LTI_synchronize): New libfunc_index.
13677 (synchronize_libfunc): Declare.
13678 * builtins.c (expand_builtin_synchronize): Consider using
13679 synchronize_libfunc before falling back on an asm blockage.
13680 * config/mips/mips.c: Include libfuncs.h
13681 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13683 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13685 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13686 parameter. Copy stack_reg to r11 where appropriate.
13687 (no_global_regs_above): Add gpr parameter.
13688 (rs6000_stack_info): Only add padding for SPE save area if we
13689 are saving SPE GPRs and CR.
13690 (saveres_routine_syms): New variable.
13691 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13693 (rs6000_savres_routine_sym): New function.
13694 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13696 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13697 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13698 Tweak FPR out-of-line saving.
13699 (rs6000_make_savres_rtx): New function.
13700 (rs6000_use_multiple_p): New function.
13701 (rs6000_savres_strategy): New function.
13702 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13703 out-of-line if appropriate.
13704 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13705 if we are optimizing for size.
13706 (GP_SAVE_INLINE): Define.
13707 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13708 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13709 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13710 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13711 (*save_fpregs_<mode>): Add use of r11.
13712 (*restore_gpregs_<mode>): New insn.
13713 (*return_and_restore_gpregs_<mode>): New insn.
13714 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13716 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13717 (*restore_gpregs_spe): New insn.
13718 (*return_and_restore_gpregs_spe): New insn.
13719 * config/rs6000/predicates.md (save_world_operation): Fix check.
13721 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13723 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13724 this point, so assert that.
13726 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13728 * cfganal.c: Include vec.h and vecprim.h.
13729 (compute_idf): Import from...
13730 * tree-into-ssa (compute_idf): ...here.
13731 * basic-block.h (compute_idf): Export.
13733 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13735 * c-decl.c (merge_decls): Use !current_function_decl to check for
13736 extern declaration of C99 inline function being at file scope.
13738 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13740 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13742 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13744 * alias.c (record_alias_subset, init_alias_analysis): Fix
13745 -Wc++-compat and/or -Wcast-qual warnings.
13746 * attribs.c (lookup_attribute_spec): Likewise.
13747 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13748 copy_bb, connect_traces,
13749 find_rarely_executed_basic_blocks_and_cr): Likewise.
13750 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13751 note_btr_set, migrate_btr_defs): Likewise.
13752 * builtins.c (result_vector, expand_builtin_memcpy,
13753 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13754 builtin_memset_read_str, expand_builtin_printf,
13755 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13757 * caller-save.c (mark_set_regs): Likewise.
13758 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13759 * cgraph.c (cgraph_edge): Likewise.
13760 * combine.c (likely_spilled_retval_1): Likewise.
13761 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13762 htab_counts_entry_del, get_coverage_counts): Likewise.
13763 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13764 new_cselib_val): Likewise.
13765 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13766 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13768 * df-core.c (df_compact_blocks): Likewise.
13769 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13770 * df-scan.c (df_grow_reg_info, df_ref_create,
13771 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13772 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13773 df_record_entry_block_defs, df_record_exit_block_uses,
13774 df_bb_verify): Likewise.
13775 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13776 DF_REF_EXTRACT_MODE_CONST): New.
13777 * dominance.c (get_immediate_dominator, get_dominated_by,
13778 nearest_common_dominator, root_of_dom_tree,
13779 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13780 -Wc++-compat and/or -Wcast-qual warnings.
13781 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13782 record_store, replace_read, check_mem_read_rtx, scan_insn,
13783 dse_step1, dse_record_singleton_alias_set): Likewise.
13784 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13786 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13788 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13789 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13790 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13791 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13792 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13793 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13794 file_name_acquire, output_file_names, add_const_value_attribute,
13795 premark_used_types_helper, file_table_eq, file_table_hash,
13796 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13797 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13798 -Wcast-qual warnings.
13799 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13800 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13801 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13802 gen_reg_rtx, start_sequence, init_emit): Likewise.
13803 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13804 * except.c (init_eh_for_function, gen_eh_region,
13805 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13806 arh_to_landing_pad, arh_to_label, add_action_record,
13807 add_call_site, switch_to_exception_section): Likewise.
13808 * expmed.c (synth_mult): Likewise.
13809 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13810 store_expr): Likewise.
13811 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13813 * function.c (assign_stack_temp_for_type,
13814 allocate_struct_function, match_asm_constraints_1): Likewise.
13815 * gcov-io.c (gcov_allocate): Likewise.
13816 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13817 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13818 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13819 record_one_set, insert_expr_in_table, insert_set_in_table,
13820 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13821 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13822 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13823 -Wcast-qual warnings.
13825 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13827 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13828 -Wcast-qual warnings.
13829 * gcc.c (process_command): Likewise.
13830 * genattrtab.c (oballoc): Use XOBNEW.
13831 (oballocvec): Define.
13832 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13833 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13834 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13835 -Wc++-compat and/or -Wcast-qual warnings.
13836 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13837 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13838 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13839 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13840 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13841 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13842 add_excls, process_presence_absence_names,
13843 process_presence_absence_patterns, add_presence_absence,
13844 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13845 get_free_state, add_arc, get_free_automata_list_el,
13846 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13847 transform_3, cache_presence, create_ainsns, create_automata,
13848 create_state_ainsn_table, dfa_insn_code_enlarge,
13849 output_trans_func, output_min_issue_delay_func,
13850 output_dead_lock_func, output_reset_func,
13851 output_get_cpu_unit_code_func, output_dfa_start_func,
13852 expand_automata): Likewise.
13853 * genextract.c (gen_insn): Likewise.
13854 * gengtype-lex.l: Likewise.
13855 * gengtype.c (read_input_list, adjust_field_type,
13856 process_gc_options): Likewise.
13857 * genoutput.c (note_constraint): Likewise.
13858 * genpreds.c (mangle, add_constraint): Likewise.
13859 * genrecog.c (process_define_predicate, new_decision,
13860 add_to_sequence): Likewise.
13861 * gensupport.c (record_insn_name): Likewise.
13863 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13865 * config/i386/driver-i386.c (detect_caches_amd,
13866 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13867 and/or -Wcast-qual warnings.
13868 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13869 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13870 gt_pch_save): Likewise.
13871 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13872 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13873 * global.c (compute_regsets): Likewise.
13874 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13875 finish_graph_dump_file): Likewise.
13876 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13877 unlink_bb_notes): Likewise.
13878 * integrate.c (get_hard_reg_initial_val): Likewise.
13879 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13880 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13881 * local-alloc.c (update_equiv_regs): Likewise.
13882 * loop-invariant.c (check_invariant_table_size,
13883 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13885 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13886 altered_reg_used, mark_altered): Likewise.
13887 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13888 insert_var_expansion_initialization,
13889 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13890 release_var_copies): Likewise.
13891 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13892 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13893 analyze_accesses_for_phi_node, check_var_notmodified_p,
13894 check_allocation_function, find_sites_in_func,
13895 record_all_accesses_in_func, transform_access_sites,
13896 transform_allocation_sites): Likewise.
13897 * omp-low.c (new_omp_region, create_omp_child_function_name,
13898 check_omp_nesting_restrictions, check_combined_parallel,
13899 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13900 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13901 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13902 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13904 * opts-common.c (prune_options): Likewise.
13905 * opts.c (add_input_filename, print_filtered_help,
13906 get_option_state): Likewise.
13907 * params.c (add_params): Likewise.
13908 * passes.c (set_pass_for_id, next_pass_1,
13909 do_per_function_toporder, pass_fini_dump_file): Likewise.
13910 * postreload.c (reload_cse_simplify_operands): Likewise.
13911 * predict.c (tree_predicted_by_p, tree_predict_edge,
13912 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13914 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13916 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13918 * recog.c (check_asm_operands, validate_change_1): Likewise.
13919 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13920 subst_asm_stack_regs): Likewise.
13921 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13922 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13923 * regmove.c (reg_is_remote_constant_p): Likewise.
13924 * regrename.c (regrename_optimize, scan_rtx_reg,
13925 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13927 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13928 regstat_compute_calls_crossed): Likewise.
13929 * reload1.c (init_reload, new_insn_chain,
13930 has_nonexceptional_receiver, reload, copy_reloads,
13931 calculate_needs_all_insns, init_elim_table): Likewise.
13932 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13933 * rtl.c (shallow_copy_rtx_stat): Likewise.
13934 * rtlanal.c (parms_set): Likewise.
13935 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13936 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13937 * sched-ebb.c (earliest_block_with_similiar_load,
13938 add_deps_for_risky_insns): Likewise.
13939 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13940 schedule_region): Likewise.
13941 * see.c (eq_descriptor_pre_extension,
13942 hash_descriptor_pre_extension, hash_del_pre_extension,
13943 eq_descriptor_properties, hash_descriptor_properties,
13944 hash_del_properties, see_seek_pre_extension_expr,
13945 see_initialize_data_structures, see_print_register_properties,
13946 see_print_pre_extension_expr, see_delete_merged_def_extension,
13947 see_delete_unmerged_def_extension, see_emit_use_extension,
13948 see_pre_delete_extension, see_map_extension, see_commit_changes,
13949 see_analyze_merged_def_local_prop,
13950 see_analyze_merged_def_local_prop,
13951 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13952 see_set_prop_merged_def, see_set_prop_unmerged_def,
13953 see_set_prop_unmerged_use, see_print_one_extension,
13954 see_merge_one_use_extension, see_merge_one_def_extension,
13955 see_store_reference_and_extension, see_update_uses_relevancy,
13956 see_update_defs_relevancy): Likewise.
13957 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13958 hash_statistics_free, curr_statistics_hash): Likewise.
13959 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13960 expand_asm_operands, expand_return, case_bit_test_cmp,
13961 expand_case): Likewise.
13962 * stor-layout.c (start_record_layout): Likewise.
13963 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13964 gt_pch_save_stringpool): Likewise.
13965 * tree-data-ref.c (hash_stmt_vertex_info,
13966 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13967 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13969 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13972 * config/i386/i386.md : Change constraints of HImode and QImode
13973 immediate operands from "i" to "n". Change SImode "ni" constraint to
13974 "i" and SImode "rmi" constraint to "g". Remove all constraints
13975 from const0_operand and const1_operand predicated operands.
13976 (i): Change QImode and HImode attribute from "i" to "n".
13977 (*subqi_2): Change HImode operands to QImode.
13980 2008-06-25 Olivier Hainque <hainque@adacore.com>
13982 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13985 2008-06-25 Richard Guenther <rguenther@suse.de>
13987 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13988 not overflow the result type.
13990 2008-06-25 Richard Guenther <rguenther@suse.de>
13992 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13993 (vn_lookup): Likewise.
13995 2008-06-25 Richard Guenther <rguenther@suse.de>
13997 PR tree-optimization/35518
13998 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13999 * tree-sra.c (instantiate_element): Use fold_build3 to build
14001 (try_instantiate_multiple_fields): Likewise.
14003 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14005 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14008 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14010 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14011 use_backchain_to_restore_sp to true
14012 if the offset of the link register save area would go over the 32k - 1
14013 offset limit of the load
14016 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14018 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14019 anchor for the type-punning blurb. Cross-reference "Structures
14020 unions enumerations and bit-fields implementation". Provide a
14021 cast-through-pointer example. Make final sentence self-contained.
14022 * doc/implement-c.texi (Structures unions enumerations and
14023 bit-fields implementation): Cross-reference the type-punning blurb
14024 in the -fstrict-aliasing documentation.
14026 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14028 PR middle-end/36594
14029 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14030 the memory instead of the memory itself for the save area.
14032 2008-06-24 Olivier Hainque <hainque@adacore.com>
14033 Nicolas Roche <roche@adacore.com>
14035 * gengtype.c (srcdir_len): size_t instead of int.
14036 (get_file_realbasename): New function. For F a filename, the real
14037 basename of F, with all the path components stripped.
14038 (get_file_srcdir_relative_path): New function. For F a filename, the
14039 relative path to F from $(srcdir).
14040 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14041 get_file_realbasename. Adjust the head comment.
14042 (get_prefix_langdir_index): New function. For F a filename, return the
14043 lang_dir_names[] relative index of the language directory that is
14045 (get_file_langdir): For F a filename, return the name of the language
14046 directory where F is located.
14047 (get_file_gtfilename): New function. The gt- output file name for an
14049 (get_output_file_with_visibility): Replace in-line computations with
14050 uses of get_file_gtfilename and get_prefix_langdir_index.
14051 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14053 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14055 PR tree-optimization/36504
14056 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14057 references without base address.
14059 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14061 PR middle-end/36584
14062 * calls.c (expand_call): Increase alignment for recursive functions.
14064 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14066 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14067 (TARGET_FUNCTION_VALUE): New define.
14068 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14069 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14071 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14073 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14074 (fmod<mode>3): Ditto.
14075 (remainderxf3): Ditto.
14076 (remainder<mode>3): Ditto.
14078 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14081 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14082 REG is a hard register.
14084 PR tree-optimization/36508
14085 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14086 499, don't check it at all in release compilers.
14088 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14090 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14091 together with SSE_TARGET_MATH to disable insn pattern.
14092 (*fop_<MODEF:mode>_2_i387): Ditto.
14093 (*fop_<MODEF:mode>_3_i387): Ditto.
14095 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14097 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14099 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14101 PR middle-end/34906
14102 * gimplify.c (gimplify_asm_expr): Check the return code of
14103 parse_output_constraint call, set function return and is_inout
14104 value if it failed.
14106 2008-06-22 Ian Lance Taylor <iant@google.com>
14108 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14109 (narrowest_signed_type): Likewise.
14110 * c-typeck.c (c_common_type): Change local variable mclass to enum
14112 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14113 tcc_comparison, not the tree code itself.
14114 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14115 (c_expand_expr): Cast modifier to enum expand_modifier.
14116 * c-common.h (C_RID_CODE): Add casts.
14117 (C_SET_RID_CODE): Define.
14118 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14119 (c_lex_one_token): Add cast to avoid warning.
14120 (c_parser_objc_type_name): Rename local typename to type_name.
14121 (check_no_duplicate_clause): Change code parameter to enum
14123 (c_parser_omp_var_list_parens): Change kind parameter to enum
14125 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14126 c_parser_omp_list_var_parens.
14127 (c_parser_omp_threadprivate): Likewise.
14128 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14129 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14130 * c-format.c (NO_FMT): Define.
14131 (printf_length_specs): Use NO_FMT.
14132 (asm_fprintf_length_specs): Likewise.
14133 (gcc_diag_length_specs): Likewise.
14134 (scanf_length_specs): Likewise.
14135 (strfmon_length_specs): Likewise.
14136 (gcc_gfc_length_specs): Likewise.
14137 (printf_flag_specs): Change 0 to STD_C89.
14138 (asm_fprintf_flag_specs): Likewise.
14139 (gcc_diag_flag_specs): Likewise.
14140 (gcc_cxxdiag_flag_specs): Likewise.
14141 (scanf_flag_specs): Likewise.
14142 (strftime_flag_specs): Likewise.
14143 (strfmon_flag_specs): Likewise.
14144 (print_char_table): Likewise.
14145 (asm_fprintf_char_table): Likewise.
14146 (gcc_diag_char_table): Likewise.
14147 (gcc_tdiag_char_table): Likewise.
14148 (gcc_cdiag_char_table): Likewise.
14149 (gcc_cxxdiag_char_table): Likewise.
14150 (gcc_gfc_char_table): Likewise.
14151 (scan_char_table): Likewise.
14152 (time_char_table): Likewis.
14153 (monetary_char_table): Likewise.
14154 * c-format.h (BADLEN): Likewise.
14156 2008-06-21 Ian Lance Taylor <iant@google.com>
14158 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14159 Define END_OF_BASE_TREE_CODES around inclusion.
14160 * tree.c (tree_code_type): New global array.
14161 (tree_code_length, tree_code_name): Likewise.
14162 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14163 $(lang_tree_files).
14164 (all-tree.def, s-alltree): New targets.
14165 (gencheck.h, s-gencheck): Remove.
14166 (tree.o): Depend upon all-tree.def.
14167 (build/gencheck.o): Remove gencheck.h dependency.
14168 (mostlyclean): Don't remove gencheck.h.
14169 * c-common.h (enum c_tree_code): Remove.
14170 * c-lang.c (tree_code_type): Remove.
14171 (tree_code_length, tree_code_name): Remove.
14172 * gencheck.c (tree_codes): Include all-tree.def, rather than
14173 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14175 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14177 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14178 (operator_name_info): Size to MAX_TREE_CODES.
14179 (assignment_operator_name_info): Likewise.
14180 * cp/cp-lang.c (tree_code_type): Remove.
14181 (tree_code_length, tree_code_name): Remove.
14182 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14183 (assignment_operator_name_info): Likewise.
14184 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14186 * cp/mangle.c (write_expression): Likewise.
14187 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14188 * fortran/f95-lang.c (tree_code_type): Remove.
14189 (tree_code_length, tree_code_name): Remove.
14190 * java/java-tree.h (enum java_tree_code): Remove.
14191 * java/lang.c (tree_code_type): Remove.
14192 (tree_code_length, tree_code_name): Remove.
14193 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14194 * objc/objc-act.h (enum objc_tree_code): Remove.
14195 * objc/objc-lang.c (tree_code_type): Remove.
14196 (tree_code_length, tree_code_name): Remove.
14197 * objcp/objcp-lang.c (tree_code_type): Remove.
14198 (tree_code_length, tree_code_name): Remove.
14199 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14200 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14201 * ada/misc.c (tree_code_type): Remove.
14202 (tree_code_length, tree_code_name): Remove.
14204 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14206 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14207 the grand_bitmap_obstack.
14209 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14211 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14212 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14213 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14214 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14215 move_stmt_r, new_label_mapper): Likewise.
14216 * tree-complex.c (cvc_lookup): Likewise.
14217 * tree-dfa.c (create_function_ann): Likewise.
14218 * tree-dump.c (dump_register): Likewise.
14219 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14220 find_phi_replacement_condition): Likewise.
14221 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14222 tree_function_versioning): Likewise.
14223 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14224 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14225 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14226 get_nonlocal_debug_decl, convert_nonlocal_reference,
14227 convert_nonlocal_omp_clauses, get_local_debug_decl,
14228 convert_local_reference, convert_local_omp_clauses,
14229 convert_nl_goto_reference, convert_nl_goto_receiver,
14230 convert_tramp_reference, convert_call_expr): Likewise.
14231 * tree-outof-ssa.c (contains_tree_r): Likewise.
14232 * tree-parloops.c (reduction_phi, initialize_reductions,
14233 eliminate_local_variables_1, add_field_for_reduction,
14234 add_field_for_name, create_phi_for_local_result,
14235 create_call_for_reduction_1, create_loads_for_reductions,
14236 create_stores_for_reduction, create_loads_and_stores_for_name):
14238 * tree-phinodes.c (allocate_phi_node): Likewise.
14239 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14240 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14241 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14242 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14243 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14244 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14245 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14246 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14247 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14248 vn_nary_op_insert): Likewise.
14249 * tree-ssa.c (redirect_edge_var_map_add,
14250 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14251 * tree-vectorizer.c (vectorize_loops): Likewise.
14252 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14253 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14254 tree_cons_stat, build1_stat, build_variant_type_copy,
14255 decl_init_priority_lookup, decl_fini_priority_lookup,
14256 decl_priority_info, decl_restrict_base_lookup,
14257 decl_restrict_base_insert, decl_debug_expr_lookup,
14258 decl_debug_expr_insert, decl_value_expr_lookup,
14259 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14260 type_hash_add, get_file_function_name, tree_check_failed,
14261 tree_not_check_failed, tree_range_check_failed,
14262 omp_clause_range_check_failed, build_omp_clause,
14263 build_vl_exp_stat): Likewise.
14264 * value-prof.c (gimple_histogram_value,
14265 gimple_duplicate_stmt_histograms): Likewise.
14266 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14267 unshare_variable, variable_union_info_cmp_pos, variable_union,
14268 dataflow_set_different_1, dataflow_set_different_2,
14269 vt_find_locations, variable_was_changed, set_variable_part,
14270 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14271 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14272 section_entry_hash, object_block_entry_eq,
14273 object_block_entry_hash, create_block_symbol,
14274 initialize_cold_section_name, default_function_rodata_section,
14275 strip_reg_name, set_user_assembler_name, const_desc_eq,
14276 build_constant_desc, output_constant_def, lookup_constant_def,
14277 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14278 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14279 default_internal_label): Likewise.
14280 * varray.c (varray_init, varray_grow): Likewise.
14281 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14283 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14285 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14286 operators for "test" insn. Macroize insn using SWI mode macro.
14287 (*jcc_fused_2): Ditto.
14288 (*jcc_fused_3): Macroize insn using SWI mode macro.
14289 (*jcc_fused_4): Ditto.
14291 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14293 * tree-ssa-pre.c: Fix typo in comment.
14294 (init_antic, fini_antic): Add explicit funtions for
14295 initializing and deinitializing ANTIC and AVAIL sets.
14296 (create_expression_by_pieces): Fix typo in comment.
14297 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14298 (execute_pre): Eventually dump details about ANTIC_IN.
14300 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14302 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14303 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14304 add_to_obstack, file_at_path, find_a_file, execute,
14305 add_preprocessor_option, add_assembler_option, add_linker_option,
14306 process_command, insert_wrapper, do_option_spec, do_self_spec,
14307 spec_path, do_spec_1, is_directory, main, used_arg,
14308 getenv_spec_function): Likewise.
14309 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14310 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14313 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14315 * doc/rtl.texi: Updated subreg section.
14317 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14320 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14321 node->needed and node->reachable.
14322 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14323 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14324 (expand_task_call): Don't call expand_task_copyfn.
14325 (expand_task_copyfn): Renamed to...
14326 (finalize_task_copyfn): ... this.
14328 2008-06-19 Jan Hubicka <jh@suse.cz>
14330 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14331 clobbering framepointer.
14333 2008-06-19 Jan Hubicka <jh@suse.cz>
14335 * tree-optimize.c (execute_early_local_optimizations): Set
14336 cgraph_state only at first invocation.
14338 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14340 * system.h (-Wc++-compat): Activate as a warning, no an error.
14342 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14344 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14345 instead of "#" in insn asm template.
14346 (*jcc_fused_2): Ditto.
14348 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14350 * config/i386/i386.h (ix86_tune_indices)
14351 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14352 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14353 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14354 (*jcc_fused_2): Ditto.
14355 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14356 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14357 (print operand): Handle 'E' and 'e' code.
14359 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14361 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14362 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14363 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14365 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14367 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14369 (cgraph_expand_function): Use local copy of decl.
14370 (cgraph_expand_all_functions): Remove redundant initialization of
14372 (cgraph_optimize): Reword internal_error message.
14374 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14376 * arm-protos.h (arm_return_in_memory): Remove public
14377 arm_return_in_memory() prototype.
14378 * arm.c (arm_return_in_memory): Add static prototype, add target
14379 hook macro, change definition and comments.
14380 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14382 2008-06-19 Ben Elliston <bje@au.ibm.com>
14384 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14385 real.c: Remove references to IEEE 754R.
14386 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14387 * doc/libgcc.texi (Decimal float library routines): Likewise.
14389 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14391 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14392 (default_unwind_word_mode): Add prototype.
14393 * targhooks.c (default_unwind_word_mode): New function.
14394 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14395 instead of word_mode.
14396 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14397 (TARGET_INITIALIZER): Use it.
14399 * c-common.c (handle_mode_attribute): Support "unwind_word"
14401 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14403 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14404 word_mode to access SjLj_Function_Context member "data".
14405 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14406 conversion from targetm.eh_return_filter_mode () to
14407 targetm.unwind_word_mode () if they differ.
14409 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14410 (BT_FN_UNWINDWORD_PTR): New function type.
14411 (BT_FN_WORD_PTR): Remove.
14412 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14413 * except.c (expand_builtin_extend_pointer): Convert pointer to
14414 targetm.unwind_word_mode () instead of word_mode.
14416 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14417 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14418 (spu_unwind_word_mode): New function.
14419 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14420 (TARGET_UNWIND_WORD_MODE): Define.
14421 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14423 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14425 * config/spu/spu.c (reg_align): Remove.
14426 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14427 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14428 (spu_split_store): Likewise.
14430 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14432 * gcc/tree-vn.c: Fix typo in comment.
14434 2008-06-18 Jan Hubicka <jh@suse.cz>
14436 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14437 toplevel reorder too.
14439 2008-06-18 Jan Hubicka <jh@suse.cz>
14441 * c-opts.c (c_common_post_options): PCH is not compatible with
14443 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14444 -fno-toplevel-reorder by default now.
14446 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14448 PR documentation/30739
14449 * doc/install.texi (Prerequisites): Document dependency on awk.
14451 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14452 Ian Lance Taylor <iant@google.com>
14454 PR rtl-optimization/35604
14455 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14456 only want to change jump destinations, not eventual label comparisons.
14458 2008-06-16 Jan Hubicka <jh@suse.cz>
14460 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14462 (cgraph_analyze_function): Likewise.
14464 2008-06-16 Jan Hubicka <jh@suse.cz>
14466 * cgraph.h (cgraph_mark_if_needed): New function.
14467 * cgraphunit.c (cgraph_mark_if_needed): New function.
14468 * c-decl.c (duplicate_decl): Use it.
14470 2008-06-16 Jan Hubicka <jh@suse.cz>
14472 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14475 2008-06-16 Jan Hubicka <jh@suse.cz>
14477 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14479 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14480 Kazu Hirata <kazu@codesourcery.com>
14481 Maxim Kuvyrkov <maxim@codesourcery.com
14483 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14484 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14485 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14486 EXTRA_SPEC_FUNCTIONS.
14487 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14488 (DRIVER_SELF_SPECS): Adjust.
14489 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14490 * config/mips/st.h, config/mips/t-st: New.
14491 * config/mips/driver-native.c, config/mips/x-native: New.
14492 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14495 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14497 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14499 (ISA_HAS_FP_CONDMOVE): New macro.
14500 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14501 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14502 (ISA_HAS_NMADD3_NMSUB3): New macro.
14503 * config/mips/mips.c (mips_rtx_costs): Update.
14504 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14505 compiling for ST Loongson 2E/2F.
14506 (madd<mode>): Rename to madd4<mode>. Update.
14507 (madd3<mode>): New pattern.
14508 (msub<mode>): Rename to msub4<mode>. Update.
14509 (msub3<mode>): New pattern.
14510 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14511 (nmadd3<mode>): New pattern.
14512 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14513 (nmadd3<mode>_fastmath): New pattern.
14514 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14515 (nmsub3<mode>): New pattern.
14516 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14517 (nmsub3<mode>_fastmath): New pattern.
14518 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14520 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14522 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14523 (DF_REF_INSN_INFO): New.
14524 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14525 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14526 with a NULL DF_REF_INSN_INFO.
14527 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14529 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14530 DF_INSN_INFO_EQ_USES): New.
14531 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14532 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14533 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14534 * df-core.c: Update comment for above changes.
14535 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14536 DF_INSN_UID_* macros.
14537 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14538 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14539 insn rtx. Update all callers.
14540 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14541 df_ref_create_structure, df_insn_refs_collect): Likewise.
14542 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14543 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14544 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14545 macros to access the insn refs.
14546 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14547 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14548 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14549 for accessing the refs.
14550 (try_fwprop_subst): Likewise.
14551 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14552 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14553 for accessing the refs.
14554 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14555 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14556 to look at the insn refs.
14557 (record_uses): Likewise.
14558 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14560 (mark_artificial_uses): Don't mark_insn for artificial refs.
14561 (mark_reg_rependencies): Likewise.
14563 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14565 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14567 * configure: Regenerate.
14569 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14571 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14572 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14573 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14575 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14577 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14578 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14579 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14581 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14583 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14584 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14585 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14587 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14589 * tree-ssa-sccvn.c: Fix format of comments.
14591 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14593 * cgraph.c: Remove unneeded forward declarations of eq_node()
14596 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14598 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14600 (see_update_relevancy): Likewise.
14601 * fwprop.c (try_fwprop_subst): Likewise.
14602 * rtlanal.c (noop_move_p): Likewise.
14603 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14604 notes to non-existing libcall blocks.
14605 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14607 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14608 (dead_libcall_p): Remove.
14609 (delete_trivially_dead_insns): Don't use it.
14610 * web.c (union_defs): Remove comment about keeping nops.
14611 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14612 (compute_hash_table_work): Don't track libcall notes.
14613 (do_local_cprop): Don't take libcall pointers. Don't update
14615 (adjust_libcall_notes): Deleted.
14616 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14617 ever have existed in the first place).
14618 (replace_store_insn): Don't try to remove libcall notes.
14619 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14620 (resolve_reg_notes): Don't call them.
14621 (resolve_simple_move): Likewise.
14622 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14623 Don't remove REG_RETVAL notes.
14624 * emit-rtl.c (try_split): Don't update libcall notes.
14625 (emit_copy_of_insn_after): Dito.
14626 * cselib.c (cselib_current_insn_in_libcall): Remove.
14627 (cselib_process_insn): Don't set/clear it.
14628 (new_elt_loc_list): Don't record it.
14629 (cselib_init): Don't initialize it.
14630 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14631 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14633 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14634 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14635 (init_deps): Don't initialize it.
14636 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14637 * combine.c (delete_noop_moves): Don't update libcall notes.
14638 (can_combine_p): Remove now pointless #if 0 block.
14639 (try_combine): Remove another obsolete #if 0 block.
14640 (distribute_notes): Don't distribute libcall notes.
14641 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14642 * dce.c (libcall_dead_p): Remove.
14643 (delete_unmarked_insns): Don't handle libcall blocks.
14644 (preserve_libcall_for_dce): Remove.
14645 (prescan_insns_for_dce): Don't special-case libcall block insns.
14646 * reload1 (reload): Don't handle libcall notes.
14647 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14650 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14652 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14653 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14654 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14656 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14658 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14659 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14660 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14662 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14664 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14666 2008-06-16 Ira Rosen <irar@il.ibm.com>
14668 PR tree-optimization/36493
14669 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14670 the arguments list. Use VECTYPE to create vector pointer.
14671 (vectorizable_store): Fail if accesses through a pointer to vectype
14672 do not alias the original memory reference operands.
14673 Call vect_create_data_ref_ptr without the removed argument.
14674 (vectorizable_load): Likewise.
14675 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14678 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14681 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14682 reg_equiv_constant.
14684 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14686 * config/mips/loongson2ef.md: New file.
14687 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14688 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14689 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14690 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14691 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14693 (loongson2ef.md): New include.
14694 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14695 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14696 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14697 (loongson_gt_<mode>, loongson_extract_halfword)
14698 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14699 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14700 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14701 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14702 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14703 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14704 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14705 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14706 (vec_interleave_low<mode>): Define type attribute.
14707 * config/mips/mips.c (mips_ls2): New static variable.
14708 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14709 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14710 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14711 Implement target scheduling hooks.
14712 (mips_multipass_dfa_lookahead): Update to handle tuning for
14714 (mips_sched_init): Initialize data for Loongson scheduling.
14715 (mips_ls2_variable_issue): New static function.
14716 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14718 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14719 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14720 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14721 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14722 Handle ST Loongson 2E/2F cores.
14723 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14725 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14727 * omp-low.c (extract_omp_for_data): Fix comment typo.
14730 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14732 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14733 FIXME note about gcc/config.guess.
14734 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14735 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14736 * doc/cppopts.texi: Likewise.
14737 * doc/extend.texi: Likewise.
14738 * doc/gcc.texi: Likewise.
14739 * doc/gccint.texi: Likewise.
14740 * doc/gcov.texi: Likewise.
14741 * doc/gty.texi: Likewise.
14742 * doc/hostconfig.texi: Likewise.
14743 * doc/install.texi: Likewise.
14744 * doc/invoke.texi: Likewise.
14745 * doc/loop.texi: Likewise.
14746 * doc/makefile.texi: Likewise.
14747 * doc/md.texi: Likewise.
14748 * doc/passes.texi: Likewise.
14749 * doc/tm.texi: Likewise.
14750 * doc/tree-ssa.texi: Likewise.
14751 * doc/trouble.texi: Likewise.
14753 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14754 Nathan Sidwell <nathan@codesourcery.com>
14755 Maxim Kuvyrkov <maxim@codesourcery.com>
14756 Richard Sandiford <rdsandiford@googlemail.com>
14758 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14759 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14760 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14762 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14763 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14764 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14766 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14767 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14768 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14769 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14770 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14771 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14772 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14773 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14774 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14775 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14776 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14777 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14778 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14779 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14780 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14781 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14782 (mips_builtins): Add Loongson builtins.
14783 (mips_loongson_2ef_bdesc): New.
14784 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14785 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14786 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14787 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14789 (mips_expand_vector_init): New.
14790 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14791 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14793 * config/mips/mips.md: Add unspec numbers for Loongson
14794 builtins. Include loongson.md.
14795 (MOVE64): Include Loongson vector modes.
14796 (SPLITF): Include Loongson vector modes.
14797 (HALFMODE): Handle Loongson vector modes.
14798 * config/mips/loongson.md: New.
14799 * config/mips/loongson.h: New.
14800 * config.gcc: Add loongson.h header for mips*-*-* targets.
14801 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14803 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14805 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14806 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14807 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14808 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14809 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14810 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14811 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14812 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14813 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14814 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14815 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14816 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14817 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14818 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14819 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14820 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14821 Remove use_fixproto=yes.
14822 (ia64*-*-hpux*): Remove comment about using fixproto.
14823 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14825 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14827 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14829 * configure: Regenerate.
14831 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14833 PR middle-end/36520
14834 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14835 before evaluating it.
14837 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14840 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14841 nested inline functions.
14842 (start_decl, start_function): Don't invert DECL_EXTERNAL
14843 for nested inline functions.
14845 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14847 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14848 splits that must be made for correctness.
14850 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14852 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14853 (AVAIL_NON_MIPS16): Likewise.
14854 (mips_builtin_description): Replace target_flags with a predicate.
14855 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14856 (dspr2_32): New availability predicates.
14857 (MIPS_BUILTIN): New macro.
14858 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14859 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14860 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14861 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14862 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14863 (mips_dsp_32only_bdesc): Merge into...
14864 (mips_builtins): ...this new array.
14865 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14866 (mips_init_builtins): Update after above changes.
14867 (mips_expand_builtin_1): Merge into...
14868 (mips_expand_builtin): ...here and update after above changes.
14870 2008-06-12 Paul Brook <paul@codesourcery.com>
14872 * longlong.h (__arm__): Define count_leading_zeros.
14873 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14874 (clzsi2, clzdi2): New functions.
14875 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14876 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14877 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14878 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14879 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14880 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14881 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14882 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14883 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14884 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14886 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14888 * config/m68k/m68k.c (m68k_tune_flags): New.
14889 (override_options): Compute m68k_tune_flags.
14890 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14891 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14893 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14895 PR middle-end/36506
14896 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14898 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14900 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14901 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14903 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14905 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14906 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14908 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14910 PR middle-end/36506
14911 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14914 2008-06-12 Richard Guenther <rguenther@suse.de>
14916 PR tree-optimization/36345
14917 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14918 add memory_tag_needed flag.
14919 (may_alias_p): Declare.
14920 * tree-ssa-alias.c (may_alias_p): Export.
14921 (set_initial_properties): Use memory_tag_needed flag.
14922 (update_reference_counts): Likewise.
14923 (reset_alias_info): Reset memory_tag_needed flag.
14924 (create_name_tags): Check memory_tag_needed flag.
14925 (dump_points_to_info_for): Dump it.
14926 * tree-ssa-structalias.c (struct variable_info): Remove
14927 directly_dereferenced flag.
14928 (new_var_info): Do not initialize it.
14929 (process_constraint_1): Do not set it.
14930 (update_alias_info): Set is_dereferenced flag.
14931 (set_uids_in_ptset): Use may_alias_p.
14932 (set_used_smts): Check memory_tag_needed flag.
14933 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14934 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14935 memory_tag_needed flag.
14936 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14937 from broken design.
14939 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14941 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14942 red zone for w64 abi.
14943 (ix86_expand_prologue): Likewise.
14944 (ix86_force_to_memory): Likewise.
14945 (ix86_free_from_memory): Likewise.
14947 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14950 * config/rs6000/rs6000.c (rs6000_override_options): Set
14951 rs6000_isel conditionally to the absence of comand line override.
14952 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14953 Remove duplicate rs6000_isel setting.
14954 * config/rs6000/eabispe.h: Ditto.
14956 2008-06-11 Richard Guenther <rguenther@suse.de>
14958 * alias.c (get_alias_set): Use the element alias-set for arrays.
14959 (record_component_aliases): For arrays and vectors do nothing.
14960 * c-common.c (strict_aliasing_warning): Handle the cases
14961 of alias set zero explicitly.
14962 * Makefile.in (dfp.o-warn): Add -Wno-error.
14964 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14966 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14968 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14969 tune_32 tune_64 to supported_defaults. Allow values not
14970 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14971 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14972 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14973 with_cpu_64 to generic for 64-bit-supporting configurations, not
14974 with_cpu. Remove FIXMEs.
14975 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14976 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14977 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14978 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14979 arch_32 and arch_64.
14981 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14982 Olivier Hainque <hainque@adacore.com>
14984 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14985 Use DECL_SIZE_UNIT to retrieve the size of the field.
14987 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14989 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14990 with function calls after declarations. Lay out
14991 neon_float_type_node before further use.
14993 2008-06-11 Richard Guenther <rguenther@suse.de>
14995 * tree-flow.h (may_point_to_global_var): Declare.
14996 * tree-ssa-alias.c (may_point_to_global_var): New function.
14997 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14999 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15001 * configure.ac: Teach that fido supports .debug_line.
15002 * configure: Regenerate.
15004 2008-06-10 Tom Tromey <tromey@redhat.com>
15006 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15009 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15011 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15012 (encode_decimal64, decode_decimal64, encode_decimal128,
15013 decode_decimal128): Reverse order of 32-bit parts of value if host
15014 and target endianness differ.
15016 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15018 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15019 Avoid division by 0.
15020 (tree_mod_pow2_value_transform): Likewise.
15021 (tree_ic_transform): Likewise.
15022 (tree_stringops_transform): Likewise.
15023 (tree_mod_subtract_transform): Likewise.
15024 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15025 (copy_edges_for_bb): Likewise.
15026 (initialize_cfun): Likewise.
15028 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15030 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15031 nonmemory_operand. Add "N" operand constraint.
15033 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15034 (*jcc_btsi_mask): Ditto.
15035 (*jcc_btsi_mask_1): Ditto.
15037 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15039 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15040 TYPE_CANONICAL for copied element type.
15042 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15045 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15046 Add m_CORE2 and m_GENERIC.
15047 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15048 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15050 (*jcc_btdi_rex64): New instruction and split pattern.
15051 (*jcc_btsi): Ditto.
15052 (*jcc_btsi_1): Ditto.
15053 (*btsq): Fix Intel asm dialect operand order.
15057 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15059 PR middle-end/36447
15060 * simplify-rtx.c (simplify_subreg): Add check for shift count
15063 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15065 * doc/md.texi: Synchronize with later constraints.md change.
15066 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15067 with a C implementation.
15068 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15070 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15071 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15072 when moving to and from MD_REGNUM.
15073 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15074 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15075 Handle byte and halfword moves.
15076 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15078 * config/mips/constraints.md (h): Turn into NO_REGS.
15079 (l, x): Update documentation.
15080 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15081 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15082 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15083 (HILO): New mode iterator.
15085 (any_div): New code iterator.
15086 (u): Extend code attribute to div and udiv.
15087 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15088 d_operand in the splitters. Remove redundant CONST_INT checks.
15089 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15090 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15091 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15092 accordingly, using normal moves instead of unspecs to move LO into
15093 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15094 (<u>mulsidi3): Handle expansion in C code.
15095 (<u>mulsidi3_32bit_internal): Rename to...
15096 (<u>mulsidi3_32bit): ...this.
15097 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15098 (*<u>mulsidi3_64bit): Rename to...
15099 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15100 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15101 to set LO and HI to the multiplication result. Use a normal move
15102 for MFLO and an unspec for MFHI.
15103 (*<u>mulsidi3_64bit_parts): Replace with...
15104 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15105 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15106 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15107 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15108 instead of HI. Split the instruction into a separate multiplication
15109 and MFHI if !TARGET_FIX_R4000.
15110 (<su>muldi3_highpart): Likewise.
15111 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15112 and the "=h" clobber.
15113 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15114 (<u>mulditi3): New expander.
15115 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15116 (madsi): Remove "=h" clobber.
15117 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15118 Force the modulus result to be a GPR and split the instruction into
15119 a division followed by an MFHI after reload.
15120 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15121 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15122 the MIPS16 HIGH define_split.
15123 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15124 of acc<->gpr moves to "multi".
15125 (*movdi_64bit): Replace the single "x" alternative with
15126 alternatives for moving into and out of "a".
15127 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15128 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15129 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15130 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15131 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15132 (movti): New expander.
15133 (*movti, *movti_mips16): New insns.
15134 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15135 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15136 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15137 * config/mips/predicates.md (fpr_operand): Delete.
15138 (d_operand): New predicate.
15140 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15142 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15143 failure on some Bourne shells.
15144 (x86_64-*-*): Ditto.
15146 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15148 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15150 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15152 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15153 (sparc-sun-solaris2*): Likewise.
15155 2008-06-09 Arnaud Charlet <charlet@adacore.com
15157 * doc/install.texi: Update requirements to build the Ada compiler.
15159 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15161 * df-scan.c (struct df_scan_problem_data): Remove the
15162 mw_link_pool alloc pool.
15163 (df_scan_free_internal): Don't free it.
15164 (df_scan_alloc): Don't allocate it.
15165 * df.h (struct df_link): Update comment.
15167 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15169 * except.h: Correct checks for when SJLJ exceptions must be used.
15171 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15173 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15176 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15178 PR tree-optimization/36218
15179 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15180 configure for the build system.
15181 (BUILD_LDFLAGS): Define.
15182 * configure: Regenerate.
15183 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15185 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15188 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15189 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15190 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15192 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15194 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15196 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15198 * config.gcc (Obsolete configurations): Remove list of
15200 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15201 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15202 targets matched by those patterns.
15203 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15204 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15205 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15206 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15207 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15208 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15209 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15210 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15211 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15212 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15213 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15214 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15215 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15216 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15217 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15218 Make code for Solaris 7 and greater unconditional for Solaris.
15219 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15220 Remove --with-* handling.
15221 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15222 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15223 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15224 LINK_OS_WINDISS_SPEC): Remove.
15225 * config/rs6000/sysv4.opt (mwindiss): Remove.
15226 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15227 * configure: Regenerate.
15228 * doc/cpp.texi: Don't mention BeOS.
15229 * doc/extend.texi (interrupt): Don't mention MS1.
15230 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15231 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15232 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15233 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15234 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15236 * doc/invoke.texi (MT Options): Remove.
15237 (-mwindiss): Remove.
15238 (CRIS Options): Remove cris-axis-aout references.
15239 (HPPA Options): Don't mention hppa1.1-*-pro.
15240 * doc/md.texi: (MorphoTech family): Remove.
15241 * libgcc2.c: Don't handle UWIN.
15242 * config/alpha/t-unicosmk: Remove.
15243 * config/alpha/unicosmk.h: Remove.
15244 * config/arm/kaos-arm.h: Remove.
15245 * config/arm/kaos-strongarm.h: Remove.
15246 * config/arm/strongarm-coff.h: Remove.
15247 * config/arm/strongarm-elf.h: Remove.
15248 * config/arm/strongarm-pe.h: Remove.
15249 * config/arm/t-strongarm-pe: Remove.
15250 * config/arm/t-xscale-coff: Remove.
15251 * config/arm/t-xscale-elf: Remove.
15252 * config/arm/xscale-coff.h: Remove.
15253 * config/arm/xscale-elf.h: Remove.
15254 * config/chorus.h: Remove.
15255 * config/cris/aout.h: Remove.
15256 * config/cris/aout.opt: Remove.
15257 * config/cris/t-aout: Remove.
15258 * config/i386/beos-elf.h: Remove.
15259 * config/i386/kaos-i386.h: Remove.
15260 * config/i386/ptx4-i.h: Remove.
15261 * config/i386/sco5.h: Remove.
15262 * config/i386/sco5.opt: Remove.
15263 * config/i386/sysv4-cpp.h: Remove.
15264 * config/i386/sysv5.h: Remove.
15265 * config/i386/t-beos: Remove.
15266 * config/i386/t-sco5: Remove.
15267 * config/i386/t-uwin: Remove.
15268 * config/i386/uwin.asm: Remove.
15269 * config/i386/uwin.h: Remove.
15270 * config/kaos.h: Remove.
15271 * config/mips/windiss.h: Remove.
15272 * config/mt: Remove directory.
15273 * config/pa/pa-osf.h: Remove.
15274 * config/pa/pa-pro-end.h: Remove.
15275 * config/pa/t-pro: Remove.
15276 * config/ptx4.h: Remove.
15277 * config/rs6000/beos.h: Remove.
15278 * config/rs6000/kaos-ppc.h: Remove.
15279 * config/rs6000/t-beos: Remove.
15280 * config/rs6000/windiss.h: Remove.
15281 * config/sh/kaos-sh.h: Remove.
15282 * config/sol2-6.h: Remove.
15283 * config/sparc/sol26-sld.h: Remove.
15284 * config/sparc/sysv4-only.h: Remove.
15285 * config/vax/bsd.h: Remove.
15286 * config/vax/t-memfuncs: Remove.
15287 * config/vax/ultrix.h: Remove.
15288 * config/vax/vaxv.h: Remove.
15289 * config/windiss.h: Remove.
15291 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15293 PR rtl-optimization/36438
15294 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15295 for vector shifts with constant scalar shift operands.
15297 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15299 * doc/invoke.texi: Document -march=xlr.
15300 * config/mips/xlr.md: New file.
15301 * config/mips/mips.md: Include it.
15303 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15304 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15305 (mips_rtx_cost_data): Likewise.
15307 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15309 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15310 PRE_INC and PRE_DEC cases.
15312 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15314 PR rtl-optimization/36419
15315 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15316 the emitting jump insn.
15319 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15320 is not bool, boolify the whole *expr_p and convert to the desired type.
15322 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15324 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15325 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15326 Add omp_private_outer_ref hook, add another argument to
15327 omp_clause_default_ctor hook.
15328 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15329 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15330 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15331 hook_tree_tree_tree_tree_null.
15332 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15333 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15334 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15335 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15336 * tree.def (OMP_TASK): New tree code.
15337 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15338 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15339 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15340 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15341 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15342 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15343 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15344 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15345 (OMP_DIRECTIVE_P): Add OMP_TASK.
15346 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15347 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15348 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15349 and OMP_CLAUSE_UNTIED entries.
15350 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15352 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15353 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15354 * tree-pretty-print.c (dump_omp_clause): Handle
15355 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15356 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15357 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15358 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15359 warning about unsigned iterators. Change decl/init/cond/incr
15360 arguments to TREE_VECs, check arguments for all collapsed loops.
15361 (c_finish_omp_taskwait): New function.
15362 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15364 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15365 default_function_array_conversion on init. Add par_clauses argument.
15366 If decl is present in parallel's lastprivate clause, change it to
15367 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15368 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15369 collapse count in clauses.
15370 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15371 c_parser_omp_for_loop callers.
15372 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15373 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15374 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15375 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15377 (c_parser_omp_clause_schedule): Handle schedule(auto).
15378 Include correct location in the error message.
15379 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15380 and PRAGMA_OMP_CLAUSE_UNTIED.
15381 (OMP_TASK_CLAUSE_MASK): Define.
15382 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15383 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15384 * tree-nested.c (convert_nonlocal_omp_clauses,
15385 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15386 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15387 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15388 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15390 (conver_nonlocal_reference, convert_local_reference,
15391 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15392 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15393 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15394 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15395 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15396 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15397 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15398 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15399 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15401 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15402 * c-common.h (c_finish_omp_taskwait): New prototype.
15403 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15404 * tree-parloops.c (create_parallel_loop): Create 1 entry
15405 vectors for OMP_FOR_{INIT,COND,INCR}.
15406 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15407 (make_edges): Handle OMP_TASK.
15408 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15409 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15410 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15411 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15412 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15413 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15414 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15415 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15416 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15417 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15418 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15419 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15420 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15421 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15422 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15423 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15424 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15425 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15426 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15427 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15428 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15429 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15430 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15431 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15432 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15433 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15434 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15435 original iterator is present in lastprivate clause or if
15436 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15437 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15438 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15439 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15440 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15441 if it is set, lookup var in outer contexts too. Handle
15442 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15443 to be implicitly determined firstprivate for task regions.
15444 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15445 if it is set, lookup var in outer contexts too. Set
15446 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15447 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15448 OMP_CLAUSE_UNTIED. Take region_type as last argument
15449 instead of in_parallel and in_combined_parallel.
15450 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15452 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15453 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15454 (new_omp_context): Set default_kind to
15455 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15456 (omp_region_type): New enum.
15457 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15458 fields, add region_type.
15459 (new_omp_context): Take region_type as argument instead of is_parallel
15460 and is_combined_parallel.
15461 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15462 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15463 ctx->is_combined_parallel checks.
15464 (gimplify_omp_task): New function.
15465 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15467 * omp-low.c (extract_omp_for_data): Use schedule(static)
15468 for schedule(auto). Handle pointer and unsigned iterators.
15469 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15470 Add loops argument. Extract data for collapsed OMP_FOR loops.
15471 (expand_parallel_call): Assert sched_kind isn't auto,
15472 map runtime schedule to index 3.
15473 (struct omp_for_data_loop): New type.
15474 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15475 Add loop, loops, collapse and iter_type fields.
15476 (workshare_safe_to_combine_p): Disallow combined for if
15477 iter_type is unsigned long long. Don't combine collapse > 1 loops
15478 unless all bounds and steps are constant. Adjust extract_omp_for_data
15480 (expand_omp_for_generic): Handle pointer, unsigned and long long
15481 iterators. Handle collapsed OMP_FOR loops. Adjust
15482 for struct omp_for_data changes. If libgomp function doesn't return
15483 boolean_type_node, add comparison of the return value with 0.
15484 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15485 pointer, unsigned and long long iterators. Adjust for struct
15486 omp_for_data changes.
15487 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15488 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15489 unsigned long long. Allocate loops array, pass it to
15490 extract_omp_for_data. For collapse > 1 loops use always
15491 expand_omp_for_generic.
15492 (omp_context): Add sfield_map and srecord_type fields.
15493 (is_task_ctx, lookup_sfield): New functions.
15494 (use_pointer_for_field): Use is_task_ctx helper. Change first
15495 argument's type from const_tree to tree. Clarify comment.
15496 In OMP_TASK disallow copy-in/out sharing.
15497 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15498 (install_var_field): Add mask argument. Populate both record_type
15499 and srecord_type if needed.
15500 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15502 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15503 and DECL_FIELD_OFFSET.
15504 (scan_sharing_clauses): Adjust install_var_field callers. For
15505 firstprivate clauses on explicit tasks allocate the var by value in
15506 record_type unconditionally, rather than by reference.
15507 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15508 Use is_taskreg_ctx instead of is_parallel_ctx.
15509 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15510 (create_omp_child_function_name): Add task_copy argument, use
15511 *_omp_cpyfn* names if it is true.
15512 (create_omp_child_function): Add task_copy argument, if true create
15513 *_omp_cpyfn* helper function.
15514 (scan_omp_parallel): Adjust create_omp_child_function callers.
15515 Rename parallel_nesting_level to taskreg_nesting_level.
15516 (scan_omp_task): New function.
15517 (lower_rec_input_clauses): Don't run constructors for firstprivate
15518 explicit task vars which are initialized by *_omp_cpyfn*.
15519 Pass outer var ref to omp_clause_default_ctor hook if
15520 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15521 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15522 OMP_CLAUSE_REDUCTION_INIT.
15523 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15524 avoid duplicate setting of fields. Handle
15525 OMP_CLAUSE_PRIVATE_OUTER_REF.
15526 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15527 copy-out if TREE_READONLY, only copy-in.
15528 (expand_task_copyfn): New function.
15529 (expand_task_call): New function.
15530 (struct omp_taskcopy_context): New type.
15531 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15533 (lower_omp_parallel): Rename to...
15534 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15535 Call create_task_copyfn if srecord_type is needed. Adjust
15537 (task_shared_vars): New variable.
15538 (check_omp_nesting_restrictions): Warn if work-sharing,
15539 barrier, master or ordered region is closely nested inside OMP_TASK.
15540 Add warnings for barrier if closely nested inside of work-sharing,
15541 ordered, or master region.
15542 (scan_omp_1): Call check_omp_nesting_restrictions even for
15543 GOMP_barrier calls. Rename parallel_nesting_level to
15544 taskreg_nesting_level. Handle OMP_TASK.
15545 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15546 work-sharing construct, continue looking for them on parent parallel
15548 (lower_omp_for_lastprivate): Add lastprivate clauses
15549 to the beginning of dlist rather than end. Adjust for struct
15550 omp_for_data changes.
15551 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15552 not after it. Handle collapsed OMP_FOR loops, adjust for
15553 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15554 (get_ws_args_for): Adjust extract_omp_for_data caller.
15555 (scan_omp_for): Handle collapsed OMP_FOR
15556 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15557 (lower_omp_single_simple): If libgomp function doesn't return
15558 boolean_type_node, add comparison of the return value with 0.
15559 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15560 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15561 (parallel_nesting_level): Rename to...
15562 (taskreg_nesting_level): ... this.
15563 (is_taskreg_ctx): New function.
15564 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15565 of is_parallel_ctx.
15566 (execute_lower_omp): Rename parallel_nesting_level to
15567 taskreg_nesting_level.
15568 (expand_omp_parallel): Rename to...
15569 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15570 Call omp_task_call for OMP_TASK regions.
15571 (expand_omp): Adjust caller, handle OMP_TASK.
15572 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15574 * bitmap.c (bitmap_default_obstack_depth): New variable.
15575 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15576 if argument is NULL and bitmap_default_obstack is already initialized.
15577 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15579 * matrix-reorg.c (matrix_reorg): Likewise.
15581 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15583 * config/i386/i386.md (*indirect_jump): Macroize using P
15584 mode iterator. Remove !TARGET_64BIT from insn constraints.
15585 (*tablejump_1): Ditto.
15586 (*indirect_jump_rex64): Remove insn pattern.
15587 (*tablejump_1_rex64): Ditto.
15588 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15589 and eh_return_si insn patterns.
15591 2008-06-06 Richard Guenther <rguenther@suse.de>
15593 * tree-ssa-structalias.c (merge_smts_into): Remove.
15594 (find_what_p_points_to): Do not bother to compute the
15595 points-to set for pt_anything pointers.
15596 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15597 for pt_anything pointers is ok.
15599 2008-06-06 Jan Hubicka <jh@suse.cz>
15601 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15603 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15605 * cgraph.c: Fix typos in comments.
15606 (cgraph_availability_names): Fix string typo.
15607 * fold-const.c: Fix typos in comments.
15608 (fold_binary): Fix typo in warning.
15609 * genautomata.c: Fix typos in comments.
15610 (check_presence_pattern_sets): Fix typo in local variable.
15611 (output_description): Fix typo in output.
15612 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15613 * hwint.h: Likewise.
15614 * matrix-reorg.c (check_allocation_function): Likewise.
15615 * omega.c (smooth_weird_equations): Likewise.
15616 * auto-inc-dec.c: Fix typos in comments.
15617 * bb-reorder.c: Likewise.
15618 * builtins.c: Likewise.
15619 * c-common.c: Likewise.
15620 * c-cppbuiltin.c: Likewise.
15621 * c-parser.c: Likewise.
15622 * c-pretty-print.c: Likewise.
15623 * cfgcleanup.c: Likewise.
15624 * cfgexpand.c: Likewise.
15625 * cfghooks.c: Likewise.
15626 * cfglayout.c: Likewise.
15627 * cfgloopmanip.c: Likewise.
15628 * cgraphunit.c: Likewise.
15629 * coverage.c: Likewise.
15630 * dbxout.c: Likewise.
15631 * df-byte-scan.c: Likewise.
15632 * df-core.c: Likewise.
15633 * df-problems.c: Likewise.
15634 * df-scan.c: Likewise.
15636 * dominance.c: Likewise.
15637 * domwalk.c: Likewise.
15639 * dwarf2out.c: Likewise.
15640 * emit-rtl.c: Likewise.
15641 * et-forest.c: Likewise.
15642 * function.c: Likewise.
15643 * function.h: Likewise.
15645 * gcov-io.c: Likewise.
15646 * gcov.c: Likewise.
15647 * gcse.c: Likewise.
15648 * genattrtab.c: Likewise.
15649 * ggc-page.c: Likewise.
15650 * gimplify.c: Likewise.
15651 * gthr-lynx.h: Likewise.
15652 * haifa-sched.c: Likewise.
15653 * ipa-cp.c: Likewise.
15654 * ipa-inline.c: Likewise.
15655 * ipa-prop.h: Likewise.
15656 * ipa-pure-const.c: Likewise.
15657 * ipa-struct-reorg.c: Likewise.
15658 * ipa-struct-reorg.h: Likewise.
15659 * ipa-type-escape.c: Likewise.
15661 * loop-doloop.c: Likewise.
15662 * mips-tfile.c: Likewise.
15663 * mkmap-flat.awk: Likewise.
15664 * mkmap-symver.awk: Likewise.
15665 * modulo-sched.c: Likewise.
15666 * omp-low.c: Likewise.
15667 * optabs.c: Likewise.
15668 * optabs.h: Likewise.
15669 * opts.c: Likewise.
15670 * passes.c: Likewise.
15671 * postreload-gcse.c: Likewise.
15672 * postreload.c: Likewise.
15673 * predict.c: Likewise.
15674 * pretty-print.h: Likewise.
15675 * profile.c: Likewise.
15676 * protoize.c: Likewise.
15677 * ra-conflict.c: Likewise.
15678 * real.c: Likewise.
15679 * recog.c: Likewise.
15680 * regclass.c: Likewise.
15681 * regs.h: Likewise.
15682 * reload.c: Likewise.
15683 * rtl-error.c: Likewise.
15684 * rtlanal.c: Likewise.
15685 * scan.h: Likewise.
15686 * sched-rgn.c: Likewise.
15688 * stmt.c: Likewise.
15689 * target.h: Likewise.
15690 * tree-dfa.c: Likewise.
15691 * tree-eh.c: Likewise.
15692 * tree-flow-inline.h: Likewise.
15693 * tree-inline.c: Likewise.
15694 * tree-into-ssa.c: Likewise.
15695 * tree-loop-distribution.c: Likewise.
15696 * tree-nested.c: Likewise.
15697 * tree-parloops.c: Likewise.
15698 * tree-pass.h: Likewise.
15699 * tree-pretty-print.c: Likewise.
15700 * tree-profile.c: Likewise.
15701 * tree-scalar-evolution.c: Likewise.
15702 * tree-sra.c: Likewise.
15703 * tree-ssa-alias-warnings.c: Likewise.
15704 * tree-ssa-ccp.c: Likewise.
15705 * tree-ssa-coalesce.c: Likewise.
15706 * tree-ssa-dom.c: Likewise.
15707 * tree-ssa-dse.c: Likewise.
15708 * tree-ssa-forwprop.c: Likewise.
15709 * tree-ssa-live.c: Likewise.
15710 * tree-ssa-live.h: Likewise.
15711 * tree-ssa-loop-im.c: Likewise.
15712 * tree-ssa-loop-ivopts.c: Likewise.
15713 * tree-ssa-loop-niter.c: Likewise.
15714 * tree-ssa-loop-prefetch.c: Likewise.
15715 * tree-ssa-phiopt.c: Likewise.
15716 * tree-ssa-phiprop.c: Likewise.
15717 * tree-ssa-sccvn.c: Likewise.
15718 * tree-ssa-ter.c: Likewise.
15719 * tree-ssa-threadupdate.c: Likewise.
15720 * tree-ssa.c: Likewise.
15721 * tree-vect-analyze.c: Likewise.
15722 * tree-vect-transform.c: Likewise.
15723 * tree-vectorizer.c: Likewise.
15724 * tree-vn.c: Likewise.
15725 * tree-vrp.c: Likewise.
15726 * tree.c: Likewise.
15727 * tree.def: Likewise.
15728 * tree.h: Likewise.
15729 * unwind-dw2-fde.c: Likewise.
15730 * unwind.inc: Likewise.
15731 * value-prof.c: Likewise.
15732 * vmsdbgout.c: Likewise.
15734 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15736 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15737 always place FP constants in the TOC for TARGET_POWERPC64.
15738 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15740 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15742 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15743 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15744 enable for TARGET_E500_DOUBLE.
15745 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15746 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15747 floating-point modes like integer modes for E500 double.
15748 (rs6000_legitimate_offset_address_p): Likewise.
15749 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15750 addressing for DDmode for E500 double.
15751 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15752 modes as using 64-bits of registers for E500 double.
15753 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15754 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15755 specially for E500 double.
15756 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15757 TDmode for E500 double.
15758 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15759 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15760 (rs6000_split_multireg_move): Do not handle TDmode specially for
15762 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15763 using 64-bit registers for E500 double.
15764 (emit_frame_save): Do not handle DDmode specially for E500 double.
15765 (gen_frame_mem_offset): Likewise.
15766 (rs6000_function_value): Do not call spe_build_register_parallel
15767 for DDmode or TDmode.
15768 (rs6000_libcall_value): Likewise.
15769 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15770 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15773 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15775 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15778 2008-06-04 Junjie Gu <jgu@tensilica.com>
15780 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15781 comparison for frame pointers.
15783 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15786 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15788 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15791 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15792 register is already smaller or equal to required mode.
15794 2008-06-04 Xinliang David Li <davidxl@google.com>
15796 * tree-call-cdce.c: New file.
15797 (cond_dead_built_in_calls): New static variable.
15798 (input_domain): New struct.
15799 (check_pow): New function.
15800 (check_builtin_call): Ditto.
15801 (check_target_format): Ditto.
15802 (is_call_dce_candidate): Ditto.
15803 (gen_one_condition): Ditto.
15804 (gen_conditions_for_domain): Ditto.
15805 (get_domain): Ditto.
15806 (gen_conditions_for_pow_cst_base): Ditto.
15807 (gen_conditions_for_pow_int_base): Ditto.
15808 (gen_conditions_for_pow): Ditto.
15809 (get_no_error_domain): Ditto.
15810 (gen_shrink_wrap_conditions): Ditto.
15811 (shrink_wrap_one_built_in_call): Ditto.
15812 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15813 (tree_call_cdce): Ditto.
15814 (gate_call_cdce): Ditto.
15815 (pass_call_cdce): New gimple pass.
15816 * passes.c: (init_optimization_passes): New pass.
15817 * tree-pass.h: New pass declaration.
15818 * opts.c (decode_options): New flag setting.
15819 * common.opt: Add -ftree-builtin-call-dce flag.
15820 * Makefile.in: Add new source file.
15821 * tempvar.def: New tv_id.
15822 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15824 2008-06-04 Richard Guenther <rguenther@suse.de>
15826 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15827 (is_call_clobbered): Always check var_ann->call_clobbered.
15828 (mark_call_clobbered): Always set var_ann->call_clobbered.
15829 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15830 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15831 (reset_alias_info): Clear call clobbering info on MTAGs and
15833 (set_pt_anything): Set pt_global_mem.
15834 (create_tag_raw): Adjust comment.
15835 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15837 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15838 Maxim Kuvyrkov <maxim@codesourcery.com>
15840 * config/m68k/m68k.opt (mxgot): New option.
15841 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15842 (m68k_output_addr_const_extra): New.
15843 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15844 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15845 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15846 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15848 2008-06-04 Richard Guenther <rguenther@suse.de>
15850 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15851 negative or non-representable offsets.
15853 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15855 * config/i386/i386.c (ix86_gen_leave): New.
15856 (ix86_gen_pop1): Likewise.
15857 (ix86_gen_add3): Likewise.
15858 (ix86_gen_sub3): Likewise.
15859 (ix86_gen_sub3_carry): Likewise.
15860 (ix86_gen_one_cmpl2): Likewise.
15861 (ix86_gen_monitor): Likewise.
15862 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15863 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15864 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15865 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15866 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15867 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15868 (ix86_expand_epilogue): Updated.
15869 (print_operand): Handle integer register operand for 'z'.
15870 (ix86_expand_strlensi_unroll_1): Likewise.
15871 (ix86_expand_strlen): Likewise.
15872 (ix86_expand_builtin): Likewise.
15873 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15874 mov{q}/mov{l} and add{q}/add{l}.
15876 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15878 * config/i386/i386.md (P): New mode iterator.
15879 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15880 using P mode iterator.
15881 (DFmode push_operand splitter): Ditto.
15882 (XFmode push_operand splitter): Ditto.
15883 (DFmode float_extend SFmode push_operand splitter): Ditto.
15884 (XFmode float_extend SFmode push_operand splitter): Do not generate
15885 SImode pushes for 64bit target. Macroize Dimode and SImode
15886 pushes using P mode iterator.
15887 (XFmode float_extend DFmode push_operand splitter): Ditto.
15889 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15891 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15892 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15893 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15894 return type to int.
15895 (ix86_call_abi_override): Remove check for call_used_regs.
15897 2008-06-03 Richard Guenther <rguenther@suse.de>
15899 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15900 for the lhs of calls if the return type contains pointers.
15902 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15904 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15905 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15906 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15907 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15908 of cfun and DEFAULT_ABI to deceide abi mode.
15909 (DEFAULT_ABI): New.
15910 (REG_PARM_STACK_SPACE): Removed.
15911 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15912 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15913 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15914 (ix86_function_abi): Likewise.
15915 (ix86_function_type_abi): Likewise.
15916 (ix86_call_abi_override): Likewise.
15917 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15918 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15919 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15920 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15922 (X86_64_REGPARM_MAX): New.
15923 (X86_64_SSE_REGPARM_MAX): New.
15924 (X64_REGPARM_MAX): New.
15925 (X64_SSE_REGPARM_MAX): New.
15926 (X86_32_REGPARM_MAX): New.
15927 (X86_32_SSE_REGPARM_MAX): New.
15928 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15929 (ix86_function_regparm): Handle user calling abi.
15930 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15931 by DEFAULT_ABI versus SYSV_ABI check.
15932 (ix86_reg_parm_stack_space): New.
15933 (ix86_function_type_abi): New.
15934 (ix86_call_abi_override): New.
15935 (ix86_function_abi): New.
15936 (ix86_cfun_abi): New.
15937 (init_cumulative_args): Call abi specific initialization.
15938 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15939 (function_arg_64): Extend SSE_REGPARM_MAX check.
15940 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15941 (ix86_pass_by_reference): Likewise.
15942 (ix86_function_value_regno_p): Likewise.
15943 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15944 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15945 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15946 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15947 (setup_incoming_varargs_64): Adjust regparm for call abi.
15948 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15949 (ix86_va_start): Likewise.
15950 (ix86_gimplify_va_arg): Likewise.
15951 (ix86_expand_prologue): Likewise.
15952 (output_pic_addr_const): Likewise.
15953 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15954 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15955 (x86_output_mi_thunk): Likewise.
15956 (x86_function_profiler): Likewise.
15957 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15958 (SYSV_ABI, MS_ABI): New constants.
15959 (DEFAULT_ABI): New.
15960 (init_regs): Add prototype of function in regclass.c file.
15961 (OVERRIDE_ABI_FORMAT): New.
15962 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15963 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15964 (OUTGOING_REG_PARM_STACK_SPACE): New.
15965 (ix86_reg_parm_stack_space): New prototype.
15966 (CUMULATIVE_ARGS): Add call_abi member.
15967 (machine_function): Add call_abi member.
15968 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15969 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15971 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15974 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15975 (avr_builtin_setjmp_frame_value): New function.
15976 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15977 (nonlocal_goto): Define.
15979 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15981 * config/mips/mips.c (mips_emit_loadgp): Return early if
15982 there is nothing do to, otherwise emit a blockage if
15983 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15984 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15986 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15988 * configure.ac: Drop unneeded backslash ending up in config.in.
15989 * acinclude.m4: Likewise.
15990 * config.in: Regenerate.
15992 2008-05-26 Jan Hubicka <jh@suse.cz>
15994 * predict.c (maybe_hot_frequency_p): Break out of...
15995 (maybe_hot_bb_p): ... here.
15996 (maybe_hot_edge_p): New.
15997 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15998 * basic-block.h (maybe_hot_edge_p): Declare.
16000 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16002 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16003 (*cmpfp_<mode>_cc): Ditto.
16004 (*fp_jcc_8<mode>_387): Ditto.
16005 (*fop_<MODEF:mode>_2_i387): Ditto.
16006 (*fop_<MODEF:mode>_3_i387): Ditto.
16007 (*fop_xf_2_i387): Ditto.
16008 (*fop_xf_3_i387): Ditto.
16010 2008-06-02 Tomas Bily <tbily@suse.cz>
16012 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16014 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16016 * config/mips/mips.c (mips_valid_offset_p): New function.
16017 (mips_valid_lo_sum_p): Likewise.
16018 (mips_classify_address): Use them.
16019 (mips_force_address): New function.
16020 (mips_legitimize_address): Use it.
16021 * config/mips/mips.md (MOVE128): New mode iterator.
16022 (movtf): Require TARGET_64BIT. Remove empty strings.
16023 (*movtf_internal): Rename to...
16024 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16025 of "R" and use {,fp}{load,store} attributes instead of "multi".
16026 Use a separate define_split.
16027 (*movtf_mips16): New pattern.
16029 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16031 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16032 * config/mips/mips.c (mips_expand_before_return): New function.
16033 (mips_expand_epilogue): Call it.
16034 * config/mips/mips.md (return): Turn into a define_expand.
16035 (*return): New insn.
16037 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16039 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16040 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16041 functions. Do not emit uses and clobbers of CONCATs; individually
16042 use and clobber their operands.
16043 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16044 gen_clobber, emit_use and gen_use.
16045 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16046 (expand_builtin_return): Likewise.
16047 * cfgbuild.c (count_basic_blocks): Likewise.
16048 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16049 * explow.c (emit_stack_restore): Likewise.
16050 * expmed.c (extract_bit_field_1): Likewise.
16051 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16052 (emit_move_multi_word, store_constructor): Likewise.
16053 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16054 (thread_prologue_and_epilogue_insns): Likewise.
16055 * lower-subreg.c (resolve_simple_move): Likewise.
16056 * optabs.c (widen_operand, expand_binop): Likewise.
16057 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16058 * reload.c (find_reloads): Likewise.
16059 * reload1.c (eliminate_regs_in_insn): Likewise.
16060 * stmt.c (expand_nl_goto_receiver): Likewise.
16061 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16062 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16063 * config/arm/arm.c (arm_load_pic_register): Likewise.
16064 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16065 * config/arm/arm.md (untyped_return): Likewise.
16066 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16067 * config/avr/avr.c (expand_prologue): Likewise.
16068 * config/bfin/bfin.c (do_unlink): Likewise.
16069 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16070 * config/cris/cris.c (cris_expand_prologue): Likewise.
16071 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16072 (machopic_legitimize_pic_address): Likewise.
16073 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16074 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16075 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16076 (ix86_expand_convert_uns_didf_sse): Likewise.
16077 (ix86_expand_vector_init_general): Likewise.
16078 * config/ia64/ia64.md (eh_epilogue): Likewise.
16079 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16080 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16081 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16082 (config/iq2000/iq2000.c): Likewise.
16083 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16084 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16085 (builtin_longjmp): Likewise.
16086 * config/mn10300/mn10300.md (call, call_value): Likewise.
16087 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16088 * config/pdp11/pdp11.md (abshi2): Likewise.
16089 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16090 * config/s390/s390.c (s390_emit_prologue): Likewise.
16091 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16092 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16093 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16094 * config/sh/sh.c (prepare_move_operands): Likewise.
16095 (output_stack_adjust, sh_expand_epilogue): Likewise.
16096 (sh_set_return_address, sh_expand_t_scc): Likewise.
16097 * config/sparc/sparc.c (load_pic_register): Likewise.
16098 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16099 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16100 * config/v850/v850.c (expand_epilogue): Likewise.
16102 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16104 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16105 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16106 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16107 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16108 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16109 stack pointer register.
16110 (output_movhi): Remove code for interrupt specific writing to the
16111 stack pointer register.
16113 2008-05-31 Richard Guenther <rguenther@suse.de>
16115 PR tree-optimization/34244
16116 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16117 (tree_expr_nonzero_warnv_p): Likewise.
16118 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16119 ssa_name_nonnegative_p.
16120 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16121 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16122 not tree_expr_nonzero_warnv_p.
16124 PR tree-optimization/36262
16126 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16128 PR tree-optimization/34244
16129 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16130 (record_numbers_of_iterations): New function.
16131 (execute_vrp): Cache the numbers of iterations of loops.
16132 * tree-scalar-evolution.c (scev_reset_except_niters):
16134 (scev_reset): Use scev_reset_except_niters.
16135 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16137 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16139 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16140 __WORKAROUND_RETS when appropriate.
16142 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16144 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16145 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16147 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16148 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16149 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16150 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16151 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16152 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16153 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16154 *fop_df_1_sse insn patterns using MODEF mode iterator.
16155 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16156 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16157 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16158 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16159 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16160 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16161 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16162 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16163 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16164 (*fop_xf_5_i387): Ditto.
16165 (*fop_xf_6_i387): Ditto.
16167 2008-05-30 Richard Guenther <rguenther@suse.de>
16169 * builtins.c (build_string_literal): Avoid generating
16170 a non-gimple_val result.
16172 2008-05-30 DJ Delorie <dj@redhat.com>
16174 * exec-tool.in: Use an environment variable (private) instead of a
16175 file (shared) as a semaphore, so as to not break parallel builds.
16177 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16179 * optabs.c (maybe_encapsulate_block): Remove.
16180 (emit_libcall_block): Adjust accordingly.
16181 * optabs.h (maybe_encapsulate_block): Remove prototype.
16183 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16184 Don't use maybe_encapsulate_block.
16186 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16188 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16189 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16190 rtx is a SYMBOL_REF before calling get_pool_constant.
16192 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16194 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16196 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16198 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16199 rather than OS names to choose INO_T_EQ definition.
16200 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16201 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16203 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16206 * config/darwin-f.c: New.
16207 * config/t-darwin: Added rule to build darwin-f.o.
16208 * config.gcc: Defined new variable, fortran_target_objs.
16209 (*-*-darwin*): Set fortran_target_objs.
16210 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16211 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16212 * configure: Regenerated.
16214 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16217 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16218 canonical type if needed.
16220 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16222 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16224 2008-05-29 Richard Guenther <rguenther@suse.de>
16226 PR tree-optimization/36343
16227 PR tree-optimization/36346
16228 PR tree-optimization/36347
16229 * tree-flow.h (clobber_what_p_points_to): Declare.
16230 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16231 pointed-to variable is dereferenced is irrelevant to whether
16232 the pointer can access the pointed-to variable.
16233 (clobber_what_p_points_to): New function.
16234 * tree-ssa-alias.c (set_initial_properties): Use it.
16235 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16236 call clobber check for NMTs.
16238 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16240 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16241 for printing gcov_type.
16243 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16245 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16246 and the eh region information.
16247 * value-prof.c (gimple_move_stmt_histograms): New function.
16248 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16250 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16252 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16254 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16256 * value-prof.c (tree_ic_transform): Print counts.
16257 * tree-profile.c (tree_gen_ic_func_profiler):
16258 Clear __gcov_indreict_call_callee variable to avoid misattribution
16261 2008-05-28 Rafael Espíndola <espindola@google.com>
16263 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16266 2008-05-28 Richard Guenther <rguenther@suse.de>
16268 PR tree-optimization/36339
16269 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16270 and clobbering code out of the loop.
16272 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16274 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16277 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16278 s390_contiguous_bitmask_p, s390_symref_operand_p,
16279 s390_check_symref_alignment, s390_reload_larl_operand,
16280 s390_reload_symref_address): New functions.
16281 (s390_branch_condition_mnemonic): Support compare and branch
16283 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16284 and 'W' constraints.
16285 (s390_secondary_reload): Add secondary reloads for unaligned
16286 symbol refs or symbol refs to floating point or QI/TI mode
16288 (legitimate_address_p): Accept symbol references as addresses.
16289 (s390_expand_insv): Use rotate and insert selected bits
16290 instruction for insv when building for z10.
16291 (print_operand_address): Handle symbol ref addresses.
16292 (print_operand): Output modifier 'c' added for signed byte values.
16293 (s390_encode_section_info): Mark symbol refs with
16294 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16296 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16297 (length attribute): RRF, RRR have 4 byte length.
16298 (FPALL, INTALL): New mode iterators added.
16299 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16300 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16301 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16302 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16303 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16304 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16305 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16306 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16308 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16309 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16310 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16311 reload<INTALL:mode><P:mode>_toreg_z10,
16312 reload<FPALL:mode><P:mode>_tomem_z10,
16313 reload<FPALL:mode><P:mode>_toreg_z10,
16314 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16315 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16316 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16317 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16319 (movmem, clrmem, cmpmem): New splitters added.
16321 * config/s390/predicates.md (larl_operand): Use
16322 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16323 SYMBOL_REF_ALIGN1_P.
16324 (s390_signed_integer_comparison,
16325 s390_unsigned_integer_comparison): New predicates.
16327 * config/s390/s390-protos.h (s390_check_symref_alignment,
16328 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16329 s390_reload_symref_address,
16330 s390_compare_and_branch_condition_mask): Prototypes added.
16332 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16333 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16334 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16336 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16338 * config/s390/s390.c (z10_cost): New cost function for z10.
16339 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16340 (s390_issue_rate): Adjust issue rate for z10.
16341 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16342 (processor_flags): Add PF_Z10.
16343 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16344 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16345 * gcc/config.gcc: Add z10.
16347 2008-05-28 Richard Guenther <rguenther@suse.de>
16349 PR tree-optimization/36291
16350 * tree-flow. h (struct gimple_df): Remove var_anns member.
16351 * tree-flow-inline.h (gimple_var_anns): Remove.
16352 (var_ann): Simplify.
16353 * tree-dfa.c (create_var_ann): Simplify.
16354 (remove_referenced_var): Clear alias info from var_anns of globals.
16355 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16356 (delete_tree_ssa): Clear alias info from var_anns of globals.
16357 Do not free var_anns.
16358 (var_ann_eq): Remove.
16359 (var_ann_hash): Likewise.
16361 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16363 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16364 and loongson2f entries.
16365 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16366 * config/mips/mips.h (processor_type): Add Loongson-2E
16367 and Loongson-2F entries.
16368 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16369 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16370 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16371 * doc/invoke.texi (MIPS Options): Document loongson2e
16372 and loongson2f processor names.
16374 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16378 * config/i386/i386.c (ix86_function_arg_boundary): Use
16379 alignment of canonical type.
16380 (ix86_expand_vector_move): Check unaligned memory access for
16383 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16385 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16386 Moved to the front of file.
16388 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16389 H.J. Lu <hongjiu.lu@intel.com>
16391 * dwarf2out.c (current_fde): New.
16393 (lookup_cfa:): Likewise.
16394 (dwarf2out_end_epilogue): Likewise.
16395 (dwarf2out_note_section_used): Likewise.
16397 2008-05-27 Michael Matz <matz@suse.de>
16400 * c.opt (Wenum-compare): New warning option.
16401 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16403 2008-05-27 Michael Matz <matz@suse.de>
16405 PR middle-end/36326
16406 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16408 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16409 into memory as tail calls.
16411 2008-05-27 Richard Guenther <rguenther@suse.de>
16413 PR tree-optimization/36339
16414 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16415 pointers cause all addressable variables to be call clobbered.
16417 2008-05-27 Richard Guenther <rguenther@suse.de>
16419 PR tree-optimization/36245
16420 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16422 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16424 * config/s390/s390.md: Replace all occurences of the 'm'
16425 constraint with 'RT'.
16427 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16429 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16431 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16433 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16434 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16435 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16437 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16439 * reload.c: (find_reloads): Skip alternatives according to the
16440 "enabled" attribute. Constify the constraint variable.
16441 * recog.c (get_attr_enabled): Add default implementation.
16442 (extract_insn): Set the alternative_enabled_p array
16443 in the recog_data struct.
16444 (preprocess_constraints, constrain_operands): Skip
16445 alternatives according to the "enabled" attribute
16446 * recog.h (struct recog_data): New field alternative_enabled_p.
16447 (skip_alternative): New inline function.
16448 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16449 (record_reg_classes): Skip alternative according to the
16450 "enabled" attribute.
16452 * doc/md.texi: Add documention for the "enabled" attribute.
16454 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16456 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16457 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16458 constraint with TARGET_MEM_CONSTRAINT.
16459 * recog.c (asm_operand_ok, preprocess_constraints,
16460 constrain_operands): Likewise.
16461 * regclass.c (record_reg_classes): Likewise.
16462 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16463 * reload1.c (maybe_fix_stack_asms): Likewise.
16464 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16465 * recog.h: Adjust comment.
16466 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16467 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16468 * doc/md.texi: Add a note to description of 'm' constraint.
16469 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16471 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16473 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16474 that the bitfield is of integral type before testing its precision.
16476 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16477 Sa Liu <saliu@de.ibm.com>
16479 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16480 __modti3, __udivti3, __umodti3 and __udivmodti4.
16481 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16482 that implement TImode mul and div functions.
16483 * config/spu/multi3.c: New. Implement __multi3.
16484 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16485 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16488 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16490 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16491 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16492 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16493 tls_sysv_suffix): New mode and mode attribute iterators.
16494 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16495 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16496 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16497 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16498 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16501 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16503 PR tree-optimization/36329
16504 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16505 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16506 * cgraphbuild.c (initialize_inline_failed): Use the latter
16507 macro in lieu of the former.
16508 * ipa-inline.c (cgraph_mark_inline): Likewise.
16509 (cgraph_decide_inlining_of_small_function): Likewise.
16510 (cgraph_decide_inlining): Likewise.
16511 (cgraph_decide_inlining_incrementally): Likewise.
16513 2008-05-26 Tristan Gingold <gingold@adacore.com>
16514 Anatoly Sokolov <aesok@post.ru>
16516 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16517 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16518 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16519 optimization for 'avr6' architecture.
16521 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16524 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16526 2008-05-26 Richard Guenther <rguenther@suse.de>
16528 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16529 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16531 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16533 PR middle-end/36253
16534 * caller-save.c (insert_restore): Verify alignment of spill space.
16535 (insert_save): Likewise.
16536 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16537 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16538 (STACK_SLOT_ALIGNMENT): Likewise.
16539 * function.c (LOCAL_ALIGNMENT): Removed.
16540 (get_stack_local_alignment): New.
16541 (assign_stack_local): Use it. Set alignment on stack slot.
16542 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16543 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16544 (STACK_SLOT_ALIGNMENT): New.
16545 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16546 stack slot in XFmode.
16548 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16550 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16553 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16554 argument operand in rax isn't removed.
16556 2008-05-26 Richard Guenther <rguenther@suse.de>
16558 PR middle-end/36300
16559 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16560 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16562 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16565 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16567 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16569 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16570 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16572 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16574 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16575 build a trampoline if we don't want one.
16576 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16577 return zero for nested functions if we don't want a trampoline.
16579 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16581 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16583 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16586 * c.opt: Removed undocumented option '-lang-fortran'.
16587 * c-common.h: Removed global variable 'lang_fortran'.
16588 * c-opts.c (c_common_handle_option): Removed code to handle
16589 option '-lang-fortran'. Updated includes.
16590 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16591 definition of '__GFORTRAN__'.
16592 (define__GNUC__): Reimplemented to use BASEVER and
16593 cpp_define_formatted.
16594 (builtin_define_with_value_n): Removed.
16595 * c-incpath.h: Renamed to ...
16596 * incpath.h: ... this.
16597 * c-incpath.c: Renamed to ...
16598 * incpath.c: ... this. Updated includes.
16599 * fix-header.c: Updated includes.
16600 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16601 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16602 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16604 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16606 * tree.h: Update the table of flags used on tree nodes.
16607 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16608 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16609 (FORCED_LABEL): Add access check.
16610 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16611 (ASM_INPUT_P): Likewise.
16612 (ASM_VOLATILE_P): Likewise.
16613 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16614 (OMP_SECTION_LAST): Access private_flag directly.
16615 (OMP_RETURN_NOWAIT): Likewise.
16616 (OMP_PARALLEL_COMBINED): Likewise.
16617 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16618 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16619 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16620 deprecated_flag directly.
16622 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16624 * final.c (frame_pointer_needed): Removed.
16625 * flags.h (frame_pointer_needed): Likewise.
16627 * function.h (rtl_data): Add frame_pointer_needed.
16628 (frame_pointer_needed): New.
16630 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16632 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16634 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16636 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16639 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16641 * c-common.c (strip_array_types): Move function to..
16643 (get_inner_array_type): Delete.
16644 * c-common.h (strip_array_types): Move declaration to..
16646 (get_inner_array_type): Delete.
16647 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16648 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16649 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16650 * config/pa/pa.c (emit_move_sequence): Likewise.
16652 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16654 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16657 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16659 * function.c: Include target hook for nonlocal_goto frame value.
16661 2008-05-24 Richard Guenther <rguenther@suse.de>
16663 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16664 variable can be only accessed through a pointer or a union.
16666 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16668 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16669 * doc/extend.texi: Likewise.
16671 2008-05-23 DJ Delorie <dj@redhat.com>
16673 * config/m32c/jump.md (untyped_call): Add.
16675 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16676 for A24 to PSImode.
16677 (m32c_address_cost): Detail costs for indirect offsets.
16679 2008-05-23 Rafael Espíndola <espindola@google.com>
16681 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16682 if a node is a SUBREG.
16683 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16686 2008-05-23 Paul Brook <paul@codesourcery.com>
16687 Carlos O'Donell <carlos@codesourcery.com>
16689 * doc/extend.texi: Clarify use of __attribute__((naked)).
16690 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16691 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16692 * function.c (use_register_for_decl): Use
16693 targetm.calls.allocate_stack_slots_for_args.
16694 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16695 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16696 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16698 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16700 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16702 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16704 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16705 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16706 is only rounded once.
16708 2008-05-23 Richard Guenther <rguenther@suse.de>
16710 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16712 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16713 Jakub Jelinek <jakub@redhat.com>
16716 * configure.ac: Handle --enable-cld.
16717 * configure: Regenerated.
16718 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16719 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16720 (ix86_current_function_needs_cld): New define.
16721 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16722 (cld): New isns pattern.
16723 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16724 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16725 * config/i386/i386.opt (mcld): New option.
16726 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16727 TARGET_CLD and ix86_current_function_needs_cld.
16728 (override_options): Use -mcld by default for 32-bit code if
16731 * doc/install.texi (Options specification): Document --enable-cld.
16732 * doc/invoke.texi (Machine Dependent Options)
16733 [i386 and x86-64 Options]: Add -mcld option.
16734 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16736 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16737 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16738 (return_in_memory_64): Likewise.
16739 (return_in_memory_ms_64): Likewise.
16741 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16743 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16744 * builtins.c (fold_builtin_fpclassify): New.
16745 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16746 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16747 * c-common.c (handle_type_generic_attribute): Adjust to accept
16748 fixed arguments before an elipsis.
16749 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16750 * doc/extend.texi: Document __builtin_fpclassify.
16752 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16754 * omp-low.c (gate_expand_omp_ssa): Remove.
16755 (pass_expand_omp_ssa): Remove.
16756 (gate_expand_omp): Do not check for flag_openmp_ssa.
16757 * common.opt (-fopenmp-ssa): Remove.
16758 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16760 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16762 * config/sh/sh.opt (mfixed-range): New option.
16763 * config/sh/sh-protos.h (sh_fix_range): Declare.
16764 * config/sh/sh.c (sh_fix_range): New function.
16765 * config/sh/sh.h (sh_fixed_range_str): Declare.
16766 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16768 * doc/invoke.texi (SH Options): Document -mfixed-range.
16770 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16772 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16773 it before the redeclaration.
16775 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16777 * config/avr/avr.c (get_sequence_length): Add new function.
16778 (expand_prologue, expand_epilogue): Remove duplicate code.
16780 2008-05-22 Rafael Espíndola <espindola@google.com>
16782 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16785 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16787 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16788 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16790 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16791 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16792 (vect_update_misalignment_for_peel): Likewise.
16793 (vector_alignment_reachable_p): Likewise.
16794 * tree-vect-transform.c (vectorizable_load): Likewise.
16795 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16796 (get_vectype_for_scalar_type): Pass mode of scalar_type
16797 to UNITS_PER_SIMD_WORD.
16799 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16800 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16801 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16802 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16803 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16805 2008-05-22 Ira Rosen <irar@il.ibm.com>
16807 PR tree-optimization/36293
16808 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16809 if the first load must be skipped because of a gap.
16811 2008-05-22 Richard Guenther <rguenther@suse.de>
16813 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16814 more cases of offset disambiguation that is possible if
16815 strict-aliasing rules apply.
16816 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16817 for basic offset and type-based disambiguation.
16819 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16821 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16822 ix86_expand_vector_set on V16QImode for SSE4.1.
16824 2008-05-21 Tom Tromey <tromey@redhat.com>
16826 * c.opt (Wimport): Mark as undocumented.
16827 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16829 (Warning Options): Likewise.
16830 * doc/cppopts.texi: Don't mention -Wimport.
16832 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16834 PR tree-optimization/36287
16835 PR tree-optimization/36286
16836 * lambda-code.c (build_access_matrix): Do not use the loop->num
16837 for computing the number of induction variables: use the loop depth
16840 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16843 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16844 option -f(no-)leading-underscore.
16846 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16848 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16849 GET_MODE_NUNITS (mode).
16851 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16853 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16854 (-mmulhw): Add 464 to description.
16855 (-mdlmzb): Likewise.
16856 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16857 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16859 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16860 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16861 * config/rs6000/rs6000.md: Update comments for 464.
16863 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16865 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16867 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16869 * config/i386/sse.md (vec_extractv4sf): Removed.
16870 (vec_extractv2df): Likewise.
16871 (vec_extractv2di): Likewise.
16872 (vec_extractv4si): Likewise.
16873 (vec_extractv8hi): Likewise.
16874 (vec_extractv16qi): Likewise.
16875 (vec_extract<mode>): New.
16877 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16879 * config/i386/sse.md (vec_setv4sf): Removed.
16880 (vec_setv2df): Likewise.
16881 (vec_setv2di): Likewise.
16882 (vec_setv4si): Likewise.
16883 (vec_setv8hi): Likewise.
16884 (vec_setv16qi): Likewise.
16885 (vec_set<mode>): New.
16887 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16889 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16890 goto for vec_concat and vec_interleave.
16892 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16894 * config/i386/sse.md (vec_initv4sf): Removed.
16895 (vec_initv2df): Likewise.
16896 (vec_initv2di): Likewise.
16897 (vec_initv4si): Likewise.
16898 (vec_initv8hi): Likewise.
16899 (vec_initv16qi): Likewise.
16900 (vec_init<mode>): New.
16902 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16904 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16906 2008-05-21 Tom Tromey <tromey@redhat.com>
16908 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16909 (zone_find_object_offset): Likewise.
16910 (gt_ggc_m_S): Likewise.
16911 (highest_bit): Likewise.
16912 * ggc-page.c (gt_ggc_m_S): New function.
16913 * stringpool.c (string_stack): Remove.
16914 (init_stringpool): Update.
16915 (ggc_alloc_string): Use ggc_alloc.
16916 (maybe_delete_ident): New function.
16917 (ggc_purge_stringpool): Likewise.
16918 (gt_ggc_m_S): Remove.
16919 * ggc-common.c (ggc_protect_identifiers): New global.
16920 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16921 ggc_protect_identifiers.
16922 * ggc.h (ggc_protect_identifiers): Declare.
16923 (gt_ggc_m_S): Update.
16924 (ggc_purge_stringpool): Declare.
16925 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16926 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16928 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16930 2008-05-21 David S. Miller <davem@davemloft.net>
16932 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16935 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16937 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16940 2008-05-20 David Daney <ddaney@avtrex.com>
16942 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16943 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16944 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16945 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16946 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16947 (atomic_hiqi_op): New define_code_iterator.
16948 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16949 mips_expand_compare_and_swap_12.
16950 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16951 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16952 (sync_<optab><mode>, sync_old_<optab><mode>,
16953 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16954 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16955 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16956 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16957 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16958 (test_and_set_12): New insn.
16959 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16960 sync_new_<optab><mode>, sync_old_nand<mode>,
16961 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16962 clobber to operand 0 for SI and DI mode insns.
16963 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16964 mips_gen_fn_4): New typedefs.
16965 (mips_gen_fn_ptrs): Define new union type.
16966 (mips_expand_compare_and_swap_12): Remove declaration.
16967 (mips_expand_atomic_qihi): Declare function.
16968 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16969 (mips_expand_atomic_qihi): ... this. Use new generator function
16971 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16972 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16973 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16974 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16975 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16976 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16977 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16978 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16979 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16980 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16983 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16985 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16988 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16990 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16991 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16992 (avr_attribute_table): Add 'OS_main' function attribute.
16993 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16994 functions with 'OS_main' attribute.
16996 2008-05-20 Richard Guenther <rguenther@suse.de>
16998 PR tree-optimization/35204
16999 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17000 helper, split out from ...
17001 (DFS): ... here. Make the DFS walk non-recursive.
17003 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17004 Jan Sjodin <jan.sjodin@amd.com>
17006 PR tree-optimization/36181
17007 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17008 (parallelize_loops): Don't parallelize when the loop has vector
17011 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17012 Sebastian Pop <sebastian.pop@amd.com>
17014 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17015 matrix, and never look at the tree representation of the memory
17017 (linear_transform_loops): Computes parameters and access matrices.
17018 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17020 (access_matrix_get_index_for_parameter): New.
17021 * tree-data-ref.h (struct access_matrix): New.
17022 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17023 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17024 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17025 am_vector_index_for_loop): New.
17026 (struct data_reference): Add field access_matrix.
17027 (DR_ACCESS_MATRIX): New.
17028 (compute_data_dependences_for_loop): Update declaration.
17029 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17030 * lambda.h (lambda_vector_vec_p): Declared.
17031 * lambda-code.c: Depend on pointer-set.h.
17032 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17033 av_for_af_base, av_for_af, build_access_matrix,
17034 lambda_compute_access_matrices): New.
17035 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17037 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17039 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17040 $SOURCEDIR/include.
17042 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17043 Sebastian Pop <sebastian.pop@amd.com>
17045 PR tree-optimization/36206
17046 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17048 (instantiate_scev_1): Rename flags to fold_conversions.
17049 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17050 outeside instantiation_loop.
17051 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17052 (evolution_function_is_affine_or_constant_p): Removed.
17053 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17055 (analyze_siv_subscript): Pass in the loop nest number.
17056 Call evolution_function_is_affine_in_loop instead of
17057 evolution_function_is_affine_p.
17058 (analyze_overlapping_iterations): Pass in the loop nest number.
17060 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17061 Sebastian Pop <sebastian.pop@amd.com>
17063 PR tree-optimization/36206
17064 * tree-chrec.h (chrec_fold_op): New.
17065 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17068 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17070 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17072 (remove_duplicates): Do not set inode on non-inode systems.
17075 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17077 * config.gcc (tm_file): Update comments about relative pathnames.
17079 2008-05-20 Richard Guenther <rguenther@suse.de>
17081 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17082 * tree-ssa-sccvn.c (process_scc): Likewise.
17083 * tree-ssa-sink.c (execute_sink_code): Likewise.
17084 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17085 * tree-vrp.c (process_assert_insertions): Likewise.
17086 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17087 (perform_tree_ssa_dce): Likewise.
17088 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17089 (dump_dominator_optimization_stats): Likewise.
17090 * tree-vectorizer.c (vectorize_loops): Likewise.
17092 2008-05-20 Richard Guenther <rguenther@suse.de>
17094 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17096 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17098 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17099 (ix86_i386elf_return_in_memory): Likewise.
17100 (ix86_i386interix_return_in_memory): Likewise.
17101 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17102 (SUBTARGET_RETURN_IN_MEMORY): New.
17103 * config/i386/i386elf.h: Likewise.
17104 * config/i386/ptx4-i.h: Likewise.
17105 * config/i386/sol2-10.h: Likewise.
17106 * config/i386/sysv4.h: Likewise.
17107 * config/i386/vx-common.h: Likewise.
17108 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17109 * config/i386/i386.c (ix86_return_in_memory): Made static and
17110 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17111 (ix86_i386elf_return_in_memory): Removed.
17112 (ix86_i386interix_return_in_memory): Removed.
17113 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17114 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17116 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17118 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17120 2008-05-19 Xinliang David Li <davidxl@google.com>
17122 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17124 * common.opt: Ditto.
17125 * doc/invoke.texi: Ditto.
17127 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17129 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17130 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17132 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17134 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17135 sizes of operand array from 8/4 to 4/2.
17136 (ix86_expand_vector_init_general): Change size of operand array
17137 from 32 to 16. Remove op0, op1 and half_mode.
17139 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17141 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17142 (ix86_expand_vector_init_interleave): Likewise.
17143 (ix86_expand_vector_init_general): Use them. Assert
17144 word_mode == SImode when n_words == 4.
17146 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17148 * config/i386/i386.c (ix86_secondary_reload): New static function.
17149 (TARGET_SECONDARY_RELOAD): New define.
17150 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17151 * config/i386/i386.md (reload_outqi): Remove.
17153 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17155 PR middle-end/35509
17156 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17157 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17158 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17159 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17160 (fold_builtin_1): Likewise.
17161 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17162 c-common.c (check_builtin_function_arguments): Handle
17163 BUILT_IN_ISINF_SIGN.
17164 * doc/extend.texi: Document __builtin_isinf_sign.
17165 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17167 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17169 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17170 EH cleanup at the end of the pass, search for those that have been
17171 turned into forwarder blocks and do the cleanup on their successor.
17173 2008-05-18 Richard Guenther <rguenther@suse.de>
17175 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17176 pointers to sizetype and vice versa.
17178 2008-05-18 Xinliang David Li <davidxl@google.com>
17180 * gcc/tree-ssa-dce.c: Coding style fix.
17181 (check_pow): Documentation comment.
17182 (check_log): Documenation comment. Coding style fix.
17183 (is_unnecessary_except_errno_call): Ditto.
17184 (gen_conditions_for_pow): Ditto.
17185 (gen_conditions_for_log): Ditto.
17186 (gen_shrink_wrap_conditions): Ditto.
17187 (shrink_wrap_one_built_in_calls): Ditto.
17188 * gcc/doc/invoke.texi: Better documentation string.
17189 * ChangeLog: Fix wrong change log entries from
17190 May 17 checkin on function call DCE.
17192 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17194 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17196 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17198 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17199 * df-problems.c (simulation routines): Fixed block comment to
17200 properly say how to add forwards scanning functions.
17202 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17204 * tree-inline.c (setup_one_parameter): Remove dead code.
17206 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17208 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17209 a BIT_AND_EXPR only for an INTEGER_TYPE.
17211 2008-05-17 Xinliang David Li <davidxl@google.com>
17213 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17214 (check_pow, check_log, is_unnecessary_except_errno_call): New
17215 functions to check for eliminating math functions that are pure
17216 except for setting errno.
17217 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17218 general condition expressions for shrink-wrapping pow/log calls.
17219 (gen_shrink_wrap_conditions): Ditto.
17220 (shrink_wrap_one_built_in_call): Ditto.
17221 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17222 (mark_operand_necessary): If debugging, output if OP is necessary.
17223 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17225 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17227 * gcc/common.opt: New user flag -ftree-builtin-dce.
17228 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17230 2008-05-16 David S. Miller <davem@davemloft.net>
17232 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17233 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17235 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17238 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17240 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17242 * ifcvt.c (dead_or_predicable): Rename
17243 df_simulate_one_insn_backwards to df_simulate_one_insn.
17244 * recog.c (peephole2_optimize): Ditto.
17245 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17247 * df.h: Rename df_simulate_one_insn_backwards to
17248 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17249 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17250 scanning of defs and uses.
17251 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17252 (df_simulate_one_insn_forwards): Removed.
17254 2008-05-16 Doug Kwan <dougkwan@google.com>
17256 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17258 (real_from_string): Handle NaNs and Inf as approriate.
17260 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17262 * doc/gty.texi (Source Files Containing Type Information): Note
17263 that headers should appear first in the gtfiles list.
17265 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17267 * tree.def (COND_EXEC): Properly documented this code.
17269 2008-05-16 Diego Novillo <dnovillo@google.com>
17271 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17272 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17275 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17277 * tree-ssa-dse (max_stmt_uid): Removed.
17278 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17279 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17280 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17281 * function.h (cfun.last_stmt_uid): New field.
17282 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17283 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17285 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17286 (create_stmt_ann): Initialize the ann->uid field.
17287 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17289 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17291 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17293 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17294 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17295 (init_empty_tree_cfg): Call it.
17297 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17299 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17302 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17304 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17305 * tree-dump.c (dump_options): New verbose option.
17306 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17308 * tree-pass.h (TDF_VERBOSE): New dump flag.
17309 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17310 (tree-flow.h): Added include.
17311 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17313 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17315 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17317 From Jie Zhang <jie.zhang@analog.com>
17318 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17319 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17320 mcpu=bf561-none and mcpu=bf561-0.2.
17321 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17322 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17323 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17324 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17325 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17326 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17327 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17329 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17330 (cputype_selected): Remove.
17331 (bfin_handle_option): Don't use cputype_selected.
17332 (override_options): When no mcpu option, enable all workarounds.
17333 Don't use bfin_workarounds.
17334 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17336 (DEFAULT_CPU_TYPE): Don't define.
17338 2008-05-16 Richard Guenther <rguenther@suse.de>
17340 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17341 on deletion of the last stmt.
17343 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17345 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17346 V8HImode for SSE2 and V16QImode for SSE4.1.
17348 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17350 * cgraph.h (compute_inline_parameters): Made public.
17351 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17352 variable_generate_summary, function_write_summary,
17353 variable_write_summary, variable_read_summary. Added generate_summary,
17354 write_summary, read_summary.
17355 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17356 pass_ipa_inline.function_generate_summary, to
17357 compute_inline_parameters.
17358 * ipa-inline.c (compute_inline_parameters): Made public and added
17360 (compute_inline_parameters_for_current): New function.
17361 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17362 (inline_generate_summary): Removed parameter and made to loop over
17364 (pass_ipa_inline): Updated for new IPA_PASS structure.
17365 * passes.c (execute_ipa_summary_passes): Now is called once per
17366 pass rather than once per node*pass.
17368 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17370 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17371 avr_have_mul_p, avr_asm_only_p): Remove variables.
17372 (avr_override_options): Remove initialization of removed variables.
17373 (avr_file_start): Convert removed variables to fields of
17374 'struct base_arch_s *avr_current_arch'.
17375 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17376 (AVR_HAVE_MUL): (Ditto.).
17377 (AVR_HAVE_MOVW): (Ditto.).
17378 (AVR_HAVE_LPMX): (Ditto.).
17379 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17380 avr_asm_only_p): Remove declaration.
17382 2008-05-15 Diego Novillo <dnovillo@google.com>
17384 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17385 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17387 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17389 PR middle-end/36194
17390 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17391 Don't call record_truncated_value from here.
17392 (record_truncated_value): Turn it into a for_each_rtx callback.
17393 (record_truncated_values): New function.
17394 (combine_instructions): Call note_uses with record_truncated_values.
17395 Change name of check_conversion to check_promoted_subreg.
17397 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17399 * doc/sourcebuild.texi: Document support for torture tests.
17401 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17403 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17404 to alternative 4 of operand 2.
17406 2008-05-15 Richard Guenther <rguenther@suse.de>
17408 * tree-pass.h (current_pass): Declare.
17409 (get_pass_for_id): Likewise.
17410 * passes.c (passes_by_id, passes_by_id_size): New globals.
17411 (set_pass_for_id): New function.
17412 (get_pass_for_id): Likewise.
17413 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17414 (execute_function_todo): Flush per function statistics.
17415 * toplev.c (compile_file): Init statistics.
17416 (general_init): Do early statistics initialization.
17417 (finalize): Finish statistics.
17418 * statistics.h (statistics_early_init): Declare.
17419 (statistics_init): Likewise.
17420 (statistics_fini): Likewise.
17421 (statistics_fini_pass): Likewise.
17422 (statistics_counter_event): Likewise.
17423 (statistics_histogram_event): Likewise.
17424 * statistics.c: New file.
17425 * Makefile.in (OBJS-common): Add statistics.o.
17426 (statistics.o): Add dependencies.
17427 * doc/invoke.texi (-fdump-statistics): Document.
17429 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17430 (insert): Likewise.
17431 (execute_pre): Use statistics_counter_event.
17432 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17433 (substitute_and_fold): Increment it. Use statistics_counter_event.
17435 2008-05-15 Diego Novillo <dnovillo@google.com>
17437 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17439 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17440 * tree-ssa-alias.c (new_type_alias): Remove references to
17441 sub-variables from comment.
17442 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17444 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17446 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17447 attribute to 1 only for insertps alternative.
17449 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17451 * config/bfin/bfin.md (loadbytes): New pattern.
17452 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17453 (bfin_init_builtins): Initialize it.
17454 (bdesc_1arg): Add it.
17456 2008-05-15 Sa Liu <saliu@de.ibm.com>
17458 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17459 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17460 * testsuite/lib/target-supports.exp: Add
17461 check_effective_target_fortran_integer_16.
17463 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17465 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17466 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17467 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17468 (TARGET_RETURN_IN_MEMORY): Define.
17470 2008-05-15 Richard Guenther <rguenther@suse.de>
17472 PR middle-end/36244
17473 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17474 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17475 represent unmodifiable vars.
17477 2008-05-15 Richard Guenther <rguenther@suse.de>
17479 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17480 INDIRECT_REF and TARGET_MEM_REF.
17481 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17484 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17485 H.J. Lu <hongjiu.lu@intel.com>
17487 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17488 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17489 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17490 insn alternatives. Add missing alternatives.
17491 (*vec_concatv2di_rex64_sse4_1): Likewise.
17492 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17493 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17494 Require TARGET_SSE.
17496 2008-05-15 Richard Guenther <rguenther@suse.de>
17498 PR tree-optimization/36009
17499 PR tree-optimization/36204
17500 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17501 (determine_invariantness_stmt): Record the loop a store is
17502 always executed in.
17503 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17506 2008-05-15 Richard Guenther <rguenther@suse.de>
17508 PR tree-optimization/34330
17509 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17510 through the pointer will alias the SMT.
17512 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17514 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17516 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17518 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17520 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17521 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17523 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17524 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17525 (vashl_optab): New optab for vector/vector shifts.
17526 (vashr_optab): Ditto.
17527 (vlshr_optab): Ditto.
17528 (vrotl_optab): Ditto.
17529 (vrotr_optab): Ditto.
17530 (optab_subtype): New enum for optab_for_tree_code call.
17531 (optab_for_tree_code): Add enum optab_subtype argument.
17533 * optabs.c (optab_for_tree_code): Take an additional argument to
17534 distinguish between a vector shift by a scalar and vector shift by
17535 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17536 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17537 vector shift by a vector.
17538 (expand_widen_pattern_expr): Pass additional argument to
17539 optab_for_tree_code.
17541 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17542 vrotl_optab, vrotr_optab.
17544 * expr.c (expand_expr_real_1): Update calls to
17545 optab_for_tree_code to distinguish between vector shifted by a
17546 scalar and vector shifted by a vector.
17547 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17548 (supportable_narrowing_operation): Ditto.
17549 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17550 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17551 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17552 (vect_create_epilog_for_reduction): Ditto.
17553 (vectorizable_reduction): Ditto.
17554 (vectorizable_operation): Ditto.
17555 (vect_strided_store_supported): Ditto.
17556 (vect_strided_load_supported): Ditto.
17557 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17558 * expmed.c (expand_shift): Ditto.
17560 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17562 (ashr@var{m}3): Ditto.
17563 (vashl@var{m}3): Document new vector/vector shift standard name.
17564 (vashr@var{m}3): Ditto.
17565 (vlshr@var{m}3): Ditto.
17566 (vrotl@var{m}3): Ditto.
17567 (vrotr@var{m}3): Ditto.
17569 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17570 (PPERM_INVERT): Ditto.
17571 (PPERM_REVERSE): Ditto.
17572 (PPERM_REV_INV): Ditto.
17573 (PPERM_ZERO): Ditto.
17574 (PPERM_ONES): Ditto.
17575 (PPERM_SIGN): Ditto.
17576 (PPERM_INV_SIGN): Ditto.
17577 (PPERM_SRC1): Ditto.
17578 (PPERM_SRC2): Ditto.
17580 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17581 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17582 allows a memory operand to be the value being added, and split it
17583 to improve vectorization.
17584 (sse5_pmacsdqh_mem): Ditto.
17585 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17586 (sse5_mulv2div2di3_high): Ditto.
17587 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17588 (vec_pack_trunc_v4si): Ditto.
17589 (vec_pack_trunc_v2di): Ditto.
17590 (sse5_pcmov_<mode>): Remove code that tried to use use
17591 andps/andnps instead of pcmov.
17592 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17593 pmacsdqh instructions.
17594 (vec_widen_smult_lo_v4si): Ditto.
17596 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17597 (PPERM_INVERT): Ditto.
17598 (PPERM_REVERSE): Ditto.
17599 (PPERM_REV_INV): Ditto.
17600 (PPERM_ZERO): Ditto.
17601 (PPERM_ONES): Ditto.
17602 (PPERM_SIGN): Ditto.
17603 (PPERM_INV_SIGN): Ditto.
17604 (PPERM_SRC1): Ditto.
17605 (PPERM_SRC2): Ditto.
17606 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17608 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17610 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17611 says ignore whether the last reference is a memory operand.
17613 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17614 Paolo Bonzini <bonzini at gnu dot org>
17616 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17619 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17620 (vlshr<mode>3): Rename from vlshr<mode>3.
17621 (vashr<mode>3): Rename from vashr<mode>3.
17622 (mulv4sf3): Change the names of vector shift patterns.
17626 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17629 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17654 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17655 (floatunssidf2_internal): Change vector/vector shift names.
17656 (floatunsdidf2_internal): Ditto.
17663 (vashl<mode>3): Rename from ashl<mode>3.
17664 (vashr<mode>3): Rename from ashr<mode>3.
17665 (vlshr<mode>3): Rename from lshr<mode>3.
17666 (vrotl<mode>3): Rename from rotl<mode>3.
17668 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17671 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17672 multiply gives the wrong value when doing widening multiplies.
17673 (vec_widen_smult_lo_v4si): Ditto.
17675 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17677 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17678 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17679 emit_library_call_value.
17680 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17681 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17682 * calls.c (initialize_argument_information, precompute_arguments,
17683 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17684 (precompute_arguments): Removed flags parameter.
17685 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17687 2008-05-14 Richard Guenther <rguenther@suse.de>
17689 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17690 Make sure to register the store if the use is a PHI_NODE.
17692 2008-05-14 Olivier Hainque <hainque@adacore.com>
17694 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17695 memory if the component is to be referenced in BLKmode according
17696 to get_inner_reference.
17698 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17700 * calls.c (emit_library_call_value_1): Restore code clearing
17701 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17703 2008-05-14 Olivier Hainque <hainque@adacore.com>
17704 Nicolas Roche <roche@adacore.com>
17706 * configure.ac: Add support for a "gcc_subdir" variable in
17707 config-lang.in, to denote a subdirectory where the language/GCC
17708 integration files are to be found.
17709 * configure: Regenerate.
17711 2008-05-14 Ira Rosen <irar@il.ibm.com>
17713 PR tree-optimization/36098
17714 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17715 value for the first load in the group in case of a gap.
17716 (vect_build_slp_tree): Check that there are no gaps in loads.
17718 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17720 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17721 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17722 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17723 emit_insn and remove unneeded code to construct extra args.
17724 (emit_no_conflict_block): Removed.
17725 * optabls.h: (emit_no_conflict_block): Removed.
17726 * cse.c (cse_extended_basic_block): Remove search for
17727 REG_NO_CONFLICT note.
17728 * global.c: Removed incorrect comment added in revision 117.
17729 * expr.c (convert_move): Change call to emit_no_conflict_block to
17731 * recog.c: Change comments so that they do not mention
17733 * local_alloc.c (combine_regs): Removed last parameter.
17734 (no_conflict_p): Removed.
17735 (block_alloc): Removed note, no_conflict_combined_regno and set
17736 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17737 (combine_regs): Removed already_dead and code to look for
17738 REG_NO_CONFLICT notes.
17739 * lower_subreg (remove_retval_note): Removed code to look for
17740 REG_NO_CONFLICT block.
17741 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17742 (resolve_clobber): Remove code to process libcalls that have
17743 REG_NO_CONFLICT notes.
17744 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17746 * combine.c (can_combine_p, distribute_notes): Removed
17747 REG_NO_CONFLICT case.
17748 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17750 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17751 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17753 * reg-notes.def (NO_CONFLICT): Removed.
17755 2008-05-14 David S. Miller <davem@davemloft.net>
17757 * config/sparc/sparc.c (sparc_profile_hook): If
17758 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17759 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17760 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17762 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17764 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17766 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17769 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17770 and op1 expansion before vector concat to have less live pseudos.
17772 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17774 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17775 ix86_expand_vector_set if supported.
17777 2008-05-13 Diego Novillo <dnovillo@google.com>
17778 Kenneth Zadeck <zadeck@naturalbridge.com>
17780 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17782 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17783 phinodes_print_statistics, init_ssanames, fini_ssanames,
17784 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17785 release_ssa_name, release_defs, replace_ssa_name_symbol,
17786 ssanames_print_statistics): Move ...
17787 * tree-flow.h: ... here.
17788 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17789 Use FN instead of cfun.
17790 (make_ssa_name_fn): Rename from make_ssa_name.
17791 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17792 * tree-flow-inline.h (make_ssa_name): Move from
17793 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17794 * omp-low.c (expand_omp_parallel):
17795 * tree-flow-inline.h (redirect_edge_var_map_result):
17796 * tree-ssa.c (init_tree_ssa): Add argument FN.
17797 Use it instead of cfun. Update all users.
17799 2008-05-13 Tom Tromey <tromey@redhat.com>
17801 PR preprocessor/22168:
17802 * doc/cpp.texi (Top): Update menu.
17803 (Alternatives to Wrapper #ifndef): New node.
17804 (Other Directives): Document deprecation.
17805 (Obsolete Features): Remove menu.
17806 (Assertions): Merge node into Obsolete Features.
17807 (Obsolete once-only headers): Move earlier; rename to Alternatives
17808 to Wrapper #ifndef.
17809 * doc/cppopts.texi: Update.
17810 * c.opt (Wdeprecated): Enable for C and ObjC.
17811 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17812 (C++ Dialect Options): Move -Wno-deprecated from here to...
17813 (Warning Options): ... here.
17815 2008-05-13 Richard Guenther <rguenther@suse.de>
17817 PR middle-end/36227
17818 * fold-const.c (fold_sign_changed_comparison): Do not allow
17819 changes in pointer-ness.
17821 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17824 * config/sh/sh.c (sh_expand_prologue): Don't clear
17825 RTX_FRAME_RELATED_P for push insns.
17827 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17829 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17831 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17833 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17834 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17835 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17837 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17839 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17840 (*vec_concatv4sf_sse): This.
17841 (*sse2_concatv2si): Renamed to ...
17842 (*vec_concatv2si_sse2): This.
17843 (*sse1_concatv2si): Renamed to ...
17844 (*vec_concatv2si_sse): This.
17845 (*vec_concatv2di_rex): Renamed to ...
17846 (*vec_concatv2di_rex64): This.
17847 (*vec_concatv2si_sse4_1): New.
17848 (*vec_concatv2di_rex64_sse4_1): Likewise.
17850 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17852 PR rtl-optimization/36111
17853 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17854 that was created for swappable operands.
17856 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17859 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17860 * configure.ac: Add call to ACX_PROG_GNAT.
17862 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17864 * optc-gen.awk: Fix comment typo.
17866 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17868 * pretty-print.c (pp_integer_with_precision): Use
17869 HOST_LONG_LONG_FORMAT.
17871 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17873 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17875 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17877 * config/i386/i386.c (bdesc_ptest): Removed.
17878 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17879 (bdesc_args): Add __builtin_ia32_ptestz128,
17880 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17881 (ix86_init_mmx_sse_builtins): Updated.
17882 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17883 (ix86_expand_builtin): Updated.
17885 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17887 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17888 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17890 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17892 * value-prof.c (interesting_stringop_to_profile): Do not
17893 return early for BUILT_IN_MEMPCPY.
17895 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17897 * calls.c (expand_call): Don't use callgraph to increase
17898 preferred_stack_boundary.
17900 * cgraph.h (cgraph_rtl_info): Use unsigned on
17901 preferred_incoming_stack_boundary.
17903 * final.c (rest_of_clean_state): Use unsigned on
17904 preferred_stack_boundary.
17906 2008-05-09 Tom Tromey <tromey@redhat.com>
17908 PR preprocessor/22231:
17909 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17912 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17914 PR tree-optimization/36129
17915 * tree-ssa-ccp.c: Include value-prof.h.
17916 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17917 built-in function was folded to a constant.
17918 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17920 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17921 Sebastian Pop <sebastian.pop@amd.com>
17923 * tree-scalar-evolution.c: Document instantiate_scev.
17924 (instantiate_parameters_1): Renamed instantiate_scev_1.
17925 Don't use the same loop for instantiation_loop and evolution_loop.
17926 (instantiate_scev): New.
17927 (instantiate_parameters): Moved...
17928 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17929 same loop twice. Maintains the semantics for this function.
17930 * tree-scalar-evolution.h (instantiate_scev): Declare.
17931 (instantiate_parameters): ...here. Now static inline.
17932 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17933 instead of resolve_mixers.
17935 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17937 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17939 2008-05-09 Tomas Bily <tbily@suse.cz>
17941 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17942 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17943 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17944 * c-common.c (c_common_truthvalue_conversion): Likewise.
17945 * tree-object-size.c (compute_object_offset): Likewise.
17946 * tree-inline.c (estimate_num_insns_1): Likewise.
17947 * varasm.c (const_hash_1, compare_constant, copy_constant)
17948 (compute_reloc_for_constant, output_addressed_constants)
17949 (initializer_constant_valid_p): Likewise.
17950 * c-omp.c (check_omp_for_incr_expr): Likewise.
17951 * gimplify.c (gimplify_expr): Likewise.
17952 * c-typeck.c (c_finish_return): Likewise.
17953 * tree-vectorizer.c (supportable_widening_operation)
17954 (supportable_narrowing_operation): Likewise.
17955 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17956 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17957 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17958 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17959 (descr_info_loc): Likewise.
17960 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17961 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17962 (fold_unary): Likewise.
17963 * builtins.c (get_pointer_alignment): Likewise.
17964 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17965 (instantiate_parameters_1): Likewise.
17966 * tree.c (expr_align, stabilize_reference): Likewise.
17967 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17968 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17969 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17970 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17971 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17972 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17974 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17975 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17976 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17977 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17978 (forward_propagate_comparison)
17979 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17980 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17981 * emit-rtl.c (component_ref_for_mem_expr)
17982 (set_mem_attributes_minus_bitpos): Likewise.
17983 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17984 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17986 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17987 (build_function_call, pointer_diff, build_compound_expr)
17988 (c_finish_return): Likewise.
17989 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17990 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17992 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17993 * expr.c (is_aligning_offset): Likewise.
17994 * tree-ssa-alias.c (is_escape_site): Likewise.
17995 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17996 (check_all_va_list_escapes): Likewise.
17997 * tree-ssa-loop-ivopts.c (determine_base_object)
17998 (determine_common_wider_type): Likewise.
17999 * dojump.c (do_jump): Likewise.
18000 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18001 * tree-gimple.c (is_gimple_cast): Likewise.
18002 * fold-const.c (decode_field_reference, )
18003 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18004 (fold_binary): Likewise.
18005 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18006 (already_warned_in_frontend_p): Likewise.
18007 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18008 * tree.c (really_constant_p, get_unwidened): Likewise.
18009 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18010 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18011 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18013 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18015 (CONVERT_EXPR_P): Define.
18016 (CASE_CONVERT): Define.
18018 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18020 PR middle-end/36117
18021 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18022 (delete_unmarked_insns): When deleting a call, call
18023 delete_unreachable_blocks.
18024 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18025 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18027 2008-05-08 Richard Guenther <rguenther@suse.de>
18029 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18030 (-ftree-salias): Likewise.
18031 (salias-max-implicit-fields): Remove param documentation.
18032 (salias-max-array-elements): Likewise.
18033 * tree-pass.h (pass_create_structure_vars): Remove.
18034 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18035 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18036 * tree-ssa-alias.c (create_structure_vars): Remove.
18037 (gate_structure_vars): Likewise.
18038 (pass_create_structure_vars): Likewise.
18039 (gate_build_alias): Likewise.
18040 (pass_build_alias): Adjust to run always and dump the function.
18041 * common.opt (ftree-salias): Hide.
18042 * passes.c (init_optimization_passes): Remove
18043 pass_create_structure_vars, adjust comment.
18044 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18045 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18046 * opts.c (decode_options): Do not set flag_tree_salias.
18047 (common_handle_option): Add OPT_ftree_salias to the backward
18048 compatibility section.
18050 2008-05-08 Richard Guenther <rguenther@suse.de>
18052 * tree-flow-inline.h (var_can_have_subvars): Move ...
18053 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18054 * tree-flow.h (var_can_have_subvars): Remove.
18055 (push_fields_onto_fieldstack): Remove.
18056 (sort_fieldstack): Likewise.
18057 (struct fieldoff): Move ...
18058 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18059 alias_set and base_for_components fields.
18060 (sort_fieldstack): Make static.
18061 (push_fields_onto_fieldstack): Likewise. Remove code that
18062 handles anything but RECORD_TYPEs. Remove alias_set and
18063 base_for_components handling.
18064 (create_variable_info_for): Adjust.
18066 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18068 * common.opt (Wframe-larger-than=): Shorten the help message
18070 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18072 2008-05-08 Rafael Espíndola <espindola@google.com>
18074 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18076 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18077 trap and that both operands are gimple values.
18078 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18079 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18082 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18084 * read-rtl.c (join_c_conditions): Return the first string if the
18085 two strings are equal.
18087 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18089 * gensupport.h (pred_data): Add a "num_codes" field.
18090 (add_predicate_code): Declare.
18091 * gensupport.c (add_predicate_code): New function.
18092 (std_pred_table): Add an "allows_const_p" field.
18093 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18094 Remove the (incomplete) list of such codes from the codes field.
18095 (init_predicate_table): Use add_predicate_code. Add all
18096 RTX_CONST_OBJs if allows_const_p is true.
18097 * genrecog.c (process_define_predicate): Use add_predicate_code.
18099 2008-05-08 David Daney <ddaney@avtrex.com>
18100 Richard Sandiford <rsandifo@nildram.co.uk>
18102 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18103 special case of constant zero operands.
18104 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18105 old and new values. Special case constant zero values.
18106 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18108 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18109 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18111 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18114 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18115 similar RTX_CONST_OBJ before CONST_INT.
18117 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18119 * stmt.c (expand_stack_restore): Change sa mode if needed.
18121 2008-05-08 Richard Guenther <rguenther@suse.de>
18123 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18124 return type to bool.
18125 (ix86_sol10_return_in_memory): Likewise.
18126 (ix86_i386elf_return_in_memory): Likewise.
18127 (ix86_i386interix_return_in_memory): Likewise.
18128 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18129 (ix86_sol10_return_in_memory): Likewise.
18130 (ix86_i386elf_return_in_memory): Likewise.
18131 (ix86_i386interix_return_in_memory): Likewise.
18133 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18136 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18138 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18139 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18142 2008-05-08 Richard Guenther <rguenther@suse.de>
18144 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18145 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18146 (DR_SUBVARS): Remove.
18147 * tree-dfa.c (dump_subvars_for): Remove.
18148 (debug_subvars_for): Likewise.
18149 (dump_variable): Do not dump subvars.
18150 (remove_referenced_var): Do not remove subvars.
18151 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18152 (lookup_subvars_for_var): Remove.
18153 (get_subvars_for_var): Likewise.
18154 (get_subvars_at): Likewise.
18155 (get_first_overlapping_subvar): Likewise.
18156 (overlap_subvar): Likewise.
18157 * tree-flow.h (subvar_t): Remove.
18158 (struct var_ann_d): Remove subvars field.
18159 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18160 argument. Remove special handling of SFTs.
18161 (compute_tag_properties): Likewise.
18162 (set_initial_properties): Likewise.
18163 (compute_call_clobbered): Likewise.
18164 (count_mem_refs): Likewise.
18165 (compute_memory_partitions): Likewise.
18166 (compute_flow_insensitive_aliasing): Likewise.
18167 (setup_pointers_and_addressables): Likewise.
18168 (new_type_alias): Likewise.
18169 (struct used_part): Remove.
18170 (used_portions): Likewise.
18171 (struct used_part_map): Likewise.
18172 (used_part_map_eq): Likewise.
18173 (used_part_map_hash): Likewise.
18174 (free_used_part_map): Likewise.
18175 (up_lookup): Likewise.
18176 (up_insert): Likewise.
18177 (get_or_create_used_part_for): Likewise.
18178 (create_sft): Likewise.
18179 (create_overlap_variables_for): Likewise.
18180 (find_used_portions): Likewise.
18181 (create_structure_vars): Likewise.
18182 * tree.def (STRUCT_FIELD_TAG): Remove.
18183 * tree.h (MTAG_P): Adjust.
18184 (struct tree_memory_tag): Remove base_for_components and
18185 unpartitionable flags.
18186 (struct tree_struct_field_tag): Remove.
18187 (SFT_PARENT_VAR): Likewise.
18188 (SFT_OFFSET): Likewise.
18189 (SFT_SIZE): Likewise.
18190 (SFT_NONADDRESSABLE_P): Likewise.
18191 (SFT_ALIAS_SET): Likewise.
18192 (SFT_UNPARTITIONABLE_P): Likewise.
18193 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18194 (union tree_node): Remove sft field.
18195 * alias.c (get_alias_set): Remove special handling of SFTs.
18196 * print-tree.c (print_node): Remove handling of SFTs.
18197 * tree-dump.c (dequeue_and_dump): Likewise.
18198 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18199 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18200 * tree-predcom.c (set_alias_info): Do not set subvars.
18201 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18202 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18203 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18204 (add_vars_for_offset): Remove.
18205 (add_virtual_operand): Remove special handling of SFTs.
18206 (add_call_clobber_ops): Likewise.
18207 (add_call_read_ops): Likewise.
18208 (get_asm_expr_operands): Likewise.
18209 (get_modify_stmt_operands): Likewise.
18210 (get_expr_operands): Likewise.
18211 (add_to_addressable_set): Likewise.
18212 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18213 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18214 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18215 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18216 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18217 (tree_node_structure): Likewise.
18218 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18220 (find_what_p_points_to): Likewise.
18222 2008-05-08 Sa Liu <saliu@de.ibm.com>
18224 * config/spu/spu.md: Fixed subti3 pattern.
18226 2008-05-08 Richard Guenther <rguenther@suse.de>
18228 PR middle-end/36154
18229 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18230 sure to create a representative for trailing arrays for PTA.
18232 2008-05-08 Richard Guenther <rguenther@suse.de>
18234 PR middle-end/36172
18235 * fold-const.c (operand_equal_p): Two objects which types
18236 differ in pointerness are not equal.
18238 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18240 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18241 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18242 (emit_library_call_value_1): Add new variable fndecl initialized by
18243 NULL_TREE. It should be the decl type of orgfun, but this information
18244 seems not to be available here, so it uses the default calling abi.
18245 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18246 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18247 by TARGET_RETURN_IN_MEMORY.
18248 * config/i386/i386-interix.h: Likewise.
18249 * config/i386/i386.h: Likewise.
18250 * config/i386/i386elf.h: Likewise.
18251 * config/i386/ptx4-i.h: Likewise.
18252 * config/i386/sol2-10.h: Likewise.
18253 * config/i386/sysv4.h: Likewise.
18254 * config/i386/vx-common.h: Likewise.
18255 * config/cris/cris.h: Removed #if 0 clause.
18256 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18257 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18259 (ix86_sol10_return_in_memory): Likewise.
18260 (ix86_i386elf_return_in_memory): New.
18261 (ix86_i386interix_return_in_memory): New.
18262 * config/mt/mt-protos.h (mt_return_in_memory): New.
18263 * config/mt/mt.c: Likewise.
18264 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18265 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18266 * config/bfin/bfin.h: Likewise.
18267 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18269 * config/bfin/bfin.c: Likewise.
18270 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18271 * config/alpha/unicosmk.h: Likewise.
18272 * config/i386/cygming.h: Likewise.
18273 * config/iq2000/iq2000.h: Likewise.
18274 * config/mips/mips.h: Likewise.
18275 * config/mn10300/mn10300.h: Likewise.
18276 * config/rs6000/rs6000.h: Likewise.
18277 * config/score/score.h: Likewise.
18278 * config/spu/spu.h: Likewise.
18279 * config/v850/v850.h: Likewise.
18280 * defaults.h: Likewise.
18281 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18282 * expr.c (emit_block_move): Adjust use of
18283 OUTGOING_REG_PARM_STACK_SPACE.
18284 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18285 OUTGOING_REG_PARM_STACK_SPACE.
18286 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18288 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18290 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18291 on OMP_RETURN for OMP_FOR.
18294 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18295 (fortran_common): New function.
18296 (gen_variable_die): Call fortran_common instead of common_check,
18297 adjust for it returning tree instead of rtx. Formatting.
18299 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18303 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18304 * c-decl.c (merge_decls): Ditto.
18305 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18306 to RTL_CONST_OR_PURE_CALL_P.
18307 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18308 Initialized DECL_LOOPING_CONST_PURE.
18309 (process_call_operands): Set tree_side_effects properly.
18310 * tree.h (TREE_READONLY_DECL_P): Removed.
18311 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18312 (DECL_LOOPING_OR_CONST_P): New macro.
18313 (struct tree_function_decl): Added looping_const_or_pure_p.
18314 (ECF_*) Renumbered.
18315 (ECF_LOOPING_OR_CONST_P): New macro.
18316 * rtlanal.c (pure_const_p): Removed.
18317 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18318 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18319 to RTL_CONST_CALL_P.
18320 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18321 (check_decl, check_tree, check_call, scan_function): Initialize
18323 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18324 (static_execute): Set looping true for recursive functions.
18325 Undo setting state to IPA_NEITHER for recursive functions.
18326 * cse.c (cse_insn):
18327 * ifcvt.c (noce_can_store_speculate_p): Changed
18328 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18329 RTL_CONST_OR_PURE_CALL_P.
18330 * dse.c (scan_insn): Ditto.
18331 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18332 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18333 RTL_CONST_OR_PURE_CALL_P.
18334 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18335 pure_call_p to RTL_CONST_CALL_P.
18336 * gimplify.c (gimplify_call_expr): Clear side effects for
18337 non-looping pure and constant calls.
18338 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18339 (flags_from_decl_or_type): Set ecf flags from decl flags.
18340 (initialize_argument_information): Turn off
18341 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18342 Change const to pure if callee_copies is true rather than just
18344 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18345 way of marking pure calls.
18346 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18347 Remove hack that was supposed to fix pr7335 and remove old
18348 way of marking pure calls.
18349 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18350 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18351 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18352 RTL_CONST_OR_PURE_CALL_P.
18353 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18354 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18355 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18356 * sched-deps.c (schedule_analyze): Ditto.
18357 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18358 return_val field of calls to represent pure and const function info.
18359 (CONST_OR_PURE_CALL_P): Deleted macro.
18360 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18361 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18362 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18364 * tree-optimize.c (execute_fixup_cfg): Added test for
18365 ECF_LOOPING_CONST_OR_PURE.
18366 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18368 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18369 effects for looping pure or const calls.
18370 (verify_gimple_expr): Added verification code.
18371 * config/alpha/alpha.c (alpha_legitimize_address,
18372 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18374 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18375 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18376 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18377 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18378 RTL_CONST_OR_PURE_CALL_P.
18379 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18380 and const calls to be deleted.
18382 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18385 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18386 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18387 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18388 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18389 to handle nonimmediate operands.
18390 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18391 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18392 to handle nonimmediate operands.
18393 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18394 (mmx_pmulhrwv4hi3): New expander. Use
18395 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18396 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18397 (sse2_umulv1siv1di3): New expander. Use
18398 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18399 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18400 (mmx_eq<mode>3): New expander. Use
18401 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18402 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18403 (mmx_uavgv8qi3): New expander. Use
18404 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18405 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18406 (mmx_uavgv4hi3): New expander. Use
18407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18409 * config/i386/sse.md
18410 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18411 to handle nonimmediate operands.
18412 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18413 to handle nonimmediate operands.
18414 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18415 to handle nonimmediate operands.
18416 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18417 to handle nonimmediate operands.
18418 (sse2_unpckhpd_exp): New expander. Use
18419 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18420 (sse2_unpcklpd_exp): New expander. Use
18421 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18422 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18423 to handle nonimmediate operands.
18424 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18425 to handle nonimmediate operands.
18426 (*sse2_<plusminus_insn><mode>3): Rename from
18427 sse2_<plusminus_insn><mode>3 insn pattern.
18428 (sse2_<plusminus_insn><mode>3): New expander. Use
18429 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18430 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18431 (sse2_umulv2siv2di3): New expander. Use
18432 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18433 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18434 (sse4_1_mulv2siv2di3): New expander. Use
18435 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18436 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18437 (sse2_pmaddwd): New expander. Use
18438 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18439 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18440 (sse2_eq<mode>3): New expander. Use
18441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18442 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18443 (sse4_1_eqv2di3): New expander. Use
18444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18445 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18446 (sse2_uavgv16qi3): New expander. Use
18447 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18448 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18449 (sse2_uavgv16qi3): New expander. Use
18450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18451 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18452 (sse2_uavgv8hi3): New expander. Use
18453 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18454 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18455 (ssse3_pmulhrswv8hi3): New expander. Use
18456 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18457 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18458 (ssse3_pmulhrswv4hi3): New expander. Use
18459 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18461 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18462 (<sse>_vmmul<mode>3): Ditto.
18463 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18465 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18466 (ssse3_pmaddubsw): Ditto.
18468 * config/i386/i386.c (struct_builtin_description)
18469 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18470 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18471 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18472 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18473 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18474 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18475 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18476 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18477 (ix86_fixup_binary_operands): Assert that src1
18478 and src2 must have the same mode when swapped.
18479 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18480 and ix86_binary_operator_ok. Do not force operands in registers
18483 2008-05-07 Jan Hubicka <jh@suse.cz>
18485 * cgraph.c (dump_cgraph_node): Update.
18486 * cgraph.h (cgraph_local_info): Break out inline summary.
18487 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18489 * ipa-inline (inline_summary): New accestor function.
18490 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18491 cgraph_decide_inlining, compute_inline_parameters): Update.
18492 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18494 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18496 Cleanup ColdFire scheduling support and add V4 pipeline model.
18498 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18499 (define_attr cpu): Add cfv4 value.
18500 (define_attr type, define_attr type1): Merge into a single 'type'
18501 attribute. Update all uses.
18502 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18503 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18505 (define_attr opx_mem, define_attr opy_mem): Remove.
18506 (define_attr op_mem): Clean up, update comment.
18507 (define_attr size): Use specific values instead of general int.
18508 (define_attr guess, define_attr split): Remove. Update all uses.
18509 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18510 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18511 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18512 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18513 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18514 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18515 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18516 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18517 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18518 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18519 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18520 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18521 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18522 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18523 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18524 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18525 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18526 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18527 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18528 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18529 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18530 Update or set attributes.
18531 (stack_tie): New fake instruction.
18533 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18534 (m68k_sched_attr_size): Update declaration.
18535 (m68k_sched_attr_type2): Remove.
18536 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18537 Declare new bypass predicates.
18539 * config/m68k/m68k.c (m68k_sched_issue_rate,
18540 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18542 (TARGET_SCHED_ISSUE_RATE,
18543 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18544 (override_options): Handle scheduling for ColdFire V4 core.
18545 (m68k_expand_prologue): Emit stack_tie.
18546 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18547 'OP_TYPE_FPN'. Update all uses.
18548 (sched_guess_p): Remove.
18549 (sched_address_type): Handle symbolic addresses.
18550 (sched_get_operand): New static function.
18551 (sched_operand_type): Merge into sched_attr_op_type.
18552 (sched_attr_op_type): Handle FP registers, handle quick constants,
18554 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18555 (m68k_sched_attr_size): Update. Move logic to ...
18556 (sched_get_attr_size_int): New static function.
18557 (sched_get_opxy_mem_type): New static function.
18558 (m68k_sched_attr_op_mem): Update.
18559 (m68k_sched_attr_type2): Remove.
18560 (sched_cfv4_bypass_data): New static variable.
18561 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18562 (m68k_sched_issue_rate): Implement scheduler hook.
18563 (struct _sched_ib: enabled_p): New field.
18564 (m68k_sched_variable_issue): Update. Handle V4.
18565 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18566 sched_dump_class_func_t, sched_dump_split_class,
18567 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18568 sched_dump_dfa_class, m68k_sched_dump): Remove.
18569 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18571 (m68k_sched_init_global): Remove statisctics dumping, introduce
18572 sanity check that all instructions have pipeline reservations. Handle
18574 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18575 Handle ColdFire V4 core.
18576 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18577 New static functions.
18578 (m68k_sched_address_bypass_p): New bypass predicate.
18579 (sched_get_indexed_address_scale): New static function.
18580 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18582 * cf.md: Update comments.
18583 (define_attr type2): Remove. Use 'type' attribute instead.
18585 (cf_ib): Rename to cfv123_ib. Update all uses.
18586 (cf_oep): Rename to cfv123_oep. Update all uses.
18587 (cf_chr): Rename to cfv123_chr. Update all uses.
18588 (cf_mem): Rename to cfv123_mem. Update all uses.
18589 (cf_mac): Move to more appropriate place.
18590 (cfv123_guess): New automaton and cpu_unit.
18591 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18592 Update uses of 'size' attribute. Handle before reload scheduling.
18593 (cfv123_guess): New dummy reservation for unhandled instructions.
18594 (cfv4_*): Pipeline description of ColdFire V4 core.
18595 (ignore): New reservation to handle 'ignore' type.
18597 2008-05-07 Ian Lance Taylor <iant@google.com>
18599 PR middle-end/36013
18600 * gimplify.c (find_single_pointer_decl_1): Don't look through
18602 (find_single_pointer_decl): Adjust comments.
18604 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18606 PR middle-end/36137
18607 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18608 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18610 PR middle-end/36106
18611 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18612 integral type rather than floating point, then VIEW_CONVERT_EXPR
18613 to the floating point type.
18615 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18617 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18618 TFmode op0 to register.
18620 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18622 * c-decl.c (grokdeclarator): Comment typo.
18624 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18626 * tree-flow.h: Remove prototype for computed_goto_p.
18627 * tree-cfg.c (computed_goto_p): Make static.
18629 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18632 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18633 (contains_aligned_value_p): This. Handle _Decimal128.
18634 (ix86_function_arg_boundary): Only align _Decimal128 to its
18635 natural boundary and handle it properly.
18637 2008-05-06 Martin Jambor <mjambor@suse.cz>
18639 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18640 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18641 (ipcp_method_set_orig_node): Removed.
18642 (ipcp_cval_get_cvalue_type): Removed.
18643 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18644 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18645 (ipcp_cval_set_cvalue_type): Removed.
18646 (ipcp_cval_get_cvalue): Removed.
18647 (ipcp_cval_set_cvalue): Removed.
18648 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18649 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18650 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18651 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18652 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18653 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18654 (ipcp_get_ith_lattice): Changed parameters.
18655 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18656 (ipcp_lattice_from_jfunc): Changed parameters.
18657 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18658 (ipcp_method_cval_print): Added temporary variable info.
18659 (ipcp_redirect): Removed already unused local variable caller.
18660 (ipcp_redirect): New temporary variable orig_callee_info
18661 (ipcp_redirect): Removed newly unused local variable callee.
18662 (ipcp_redirect): Removed (a bit confusing) local variable type.
18663 (ipcp_insert_stage): Added local variable info.
18664 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18666 (ipcp_formal_create): Removed.
18667 (ipcp_method_cval_set): Removed.
18668 (ipcp_propagate_stage): Renamed lattice variables.
18669 (ipcp_method_cval_set_cvalue_type): Removed.
18670 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18671 (ipcp_print_all_lattices): Changed printed strings to refer to
18672 lattices rather than cvals.
18673 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18674 (ipcp_propagate_const): Changed formal parameters.
18675 (build_const_val): Changed formal parameters.
18676 (ipcp_insert_stage): Removed useless variable cvalue
18677 (build_const_val): Changed formal parameters.
18678 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18679 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18680 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18681 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18682 (ipcp_print_func_profile_counts): Changed string from "method" to
18684 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18685 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18686 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18687 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18688 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18689 (ipcp_lat_is_const): Changed parameters and made inline.
18690 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18691 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18692 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18693 the predicate condition directly
18694 (ipcp_propagate_stage): Added local variable args. Removed local
18695 variable callee. (Both are mere code simplifications.)
18696 (ipcp_method_dont_insert_const): Renamed to
18697 ipcp_node_not_modifiable_p.
18698 (ipcp_node_not_modifiable_p): Made inline.
18699 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18700 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18701 (ipcp_print_all_lattices): Removed variable cvalue
18702 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18705 2008-05-06 Olivier Hainque <hainque@adacore.com>
18707 * tree-sra.c (try_instantiate_multiple_fields): Early return
18708 if field has POINTER_TYPE.
18710 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18712 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18713 by using 'q' specifier for instruction.
18714 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18716 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18718 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18719 Change mode of zero_extract from QImode to HImode.
18720 (sign bit tests peepholes): (Ditto.).
18722 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18724 * config/i386/mmx.md: Remove double backslashes from asm templates.
18725 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18726 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18727 to handle nonimmediate operands.
18728 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18729 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18730 to handle nonimmediate operands.
18731 (*mmx_<code>v2sf3_finite): New insn pattern.
18732 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18733 (mmx_<code>v2sf3): New expander. Use
18734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18735 (mmx_<plusminus_insn><mode>3): New expander. Use
18736 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18737 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18738 (mmx_add<mode>3): Removed.
18739 (mmx_ssadd<mode>3): Ditto.
18740 (mmx_usadd<mode>3): Ditto.
18741 (mmx_sub<mode>3): Ditto.
18742 (mmx_sssub<mode>3): Ditto.
18743 (mmx_ussub<mode>3): Ditto.
18744 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18745 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18746 to handle nonimmediate operands.
18747 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18749 (mmx_smulv4hi3_highpart): New expander. Use
18750 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18751 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18753 (mmx_umulv4hi3_highpart): New expander. Use
18754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18755 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18756 (mmx_<code>v4hi3): New expander. Use
18757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18758 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18759 (mmx_<code>v8qi3): New expander. Use
18760 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18761 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18762 (mmx_<code><mode>3): New expander. Use
18763 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18765 2008-05-05 Jan Hubicka <jh@suse.cz>
18767 PR tree-optimization/36118
18768 * passes.c (pass_init_dump_file): Fix dump header.
18770 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18772 PR middle-end/36141
18773 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18774 VCE for function decls.
18776 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18778 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18780 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18782 * config/i386/i386.md (sat_plusminus): New.
18783 (plusminus_insn): Likewise.
18784 (plusminus_mnemonic): Likewise.
18786 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18787 (*<addsub><mode>3_cc_overflow): Renamed to ...
18788 (*<plusminus_insn><mode>3_cc_overflow): This.
18789 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18790 (*<plusminus_insn>si3_zext_cc_overflow): This.
18792 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18793 (<plusminus_insn><mode>3): This.
18794 (*<addsub><mode>3): Renamed to ...
18795 (*<plusminus_insn><mode>3): This.
18796 (<sse>_vm<addsub><mode>3): Renamed to ...
18797 (<sse>_vm<plusminus_insn><mode>3): This.
18798 (sse3_h<addsub>v4sf3): Renamed to ...
18799 (sse3_h<plusminus_insn>v4sf3): This.
18800 (sse3_h<addsub>v2df3): Renamed to ...
18801 (sse3_h<plusminus_insn>v2df3): This.
18802 (<plusminus_insn><mode>3): New.
18803 (*<plusminus_insn><mode>3): Likewise.
18804 (sse2_<plusminus_insn><mode>3): Likewise.
18805 (add<mode>): Removed.
18806 (*add<mode>3): Likewise.
18807 (sse2_ssadd<mode>3): Likewise.
18808 (sse2_usadd<mode>3): Likewise.
18809 (sub<mode>3): Likewise.
18810 (*sub<mode>3): Likewise.
18811 (sse2_sssub<mode>3): Likewise.
18812 (sse2_ussub<mode>3): Likewise.
18814 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18816 * gthr-single.h: Add in required interface elements as per gthr.h.
18817 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18818 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18819 Generalize UNUSED macro.
18820 (__gthread_once): Add.
18821 (__gthread_key_create): Add.
18822 (__gthread_key_delete): Add.
18823 (__gthread_getspecific): Add.
18824 (__gthread_setspecific): Add.
18826 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18828 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18829 the same size types for the indirect reference on the rhs, then
18832 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18834 * config/i386/i386.md
18835 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18836 one insn template instead of template series.
18837 (*xordi_1_rex64): Ditto.
18838 (*xordi_2_rex64): Ditto.
18840 2008-05-05 Ira Rosen <irar@il.ibm.com>
18842 PR tree-optimization/36119
18843 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18846 2008-06-04 Jan Hubicka <jh@suse.cz>
18848 tree-optimization/36100
18849 * tree-pass.h (pass_O0_always_inline): Declare.
18850 * ipa-inline.c (inline_transform): Remove dead code.
18851 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18852 pass_O0_always_inline): New.
18853 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18855 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18857 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18858 mnemonic in this_param move for TARGET_64BIT.
18860 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18862 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18863 (*strmovsi_rex_1): Ditto.
18864 (*strsetsi_1): Ditto.
18865 (*strsetsi_rex_1): Ditto.
18867 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18868 adddicc expanders using SWI mode iterator.
18870 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18873 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18876 2008-05-04 David S. Miller <davem@davemloft.net>
18878 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18879 (sparc*-*-linux*): Use linux.h in tm_file.
18880 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18881 compiler defaulting to 32-bit.
18882 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18884 * config/sparc/linux.h: Remove definitions now obtained
18885 properly from linux.h
18886 * config/sparc/linux64.h: Likewise.
18887 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18888 don't want this setting for 32-bit builds in a biarch compiler.
18889 * doc/install.texi: Add sparc-linux to list of targets
18890 supporting --enable-targets=all.
18892 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18894 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18896 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18898 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18899 after V4SI_FTYPE_V8HI.
18900 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18901 case V4SI_FTYPE_V2DF.
18903 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18905 * doc/invoke.texi (max-flow-memory-locations): Removed.
18906 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18908 2008-05-03 Richard Guenther <rguenther@suse.de>
18910 PR middle-end/34973
18911 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18913 2008-05-02 David S. Miller <davem@davemloft.net>
18915 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18917 2008-05-02 Simon Baldwin <simonb@google.com>
18920 * c-common.h (warn_array_subscript_range): Removed.
18921 * c-common.c (warn_array_subscript_range): Ditto.
18922 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18923 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18925 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18927 * config/i386/i386.c (ix86_special_builtin_type): New.
18928 (bdesc_special_args): Likewise.
18929 (ix86_expand_special_args_builtin): Likewise.
18930 (ix86_init_mmx_sse_builtins): Updated.
18931 (ix86_expand_builtin): Updated.
18932 (ix86_expand_store_builtin): Removed.
18933 (ix86_expand_unop_builtin): Likewise.
18935 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18936 * config/i386/mmintrin.h (__v2sf): Here.
18938 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18940 (_mm_loadl_pi): Likewise.
18941 (_mm_storeh_pi): Replace __v2si with __v2sf.
18942 (_mm_storel_pi): Likewise.
18944 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18945 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18946 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18947 __builtin_ia32_loadlpd.
18949 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18951 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18952 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18953 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18954 (ix86_init_mmx_sse_builtins): Updated.
18955 (ix86_expand_args_builtin): Likewise.
18956 (ix86_expand_builtin): Likewise.
18957 (ix86_expand_unop1_builtin): Renamed to ...
18958 (ix86_expand_unop_vec_merge_builtin): This.
18960 2008-05-01 Jan Hubicka <jh@suse.cz>
18963 * ipa-inline.c (inline_generate_summary): Make static.
18964 (inline_transform): Do not call inlining at -O0; make static.
18965 * passes.c (execute_todo): Add sanity check.
18966 (execute_one_ipa_transform_pass): Execute proper flags.
18968 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18970 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18971 (DECL_NONADDRESSABLE_P): Likewise.
18972 * alias.c (record_component_aliases): Fix comment.
18974 2008-05-01 Simon Baldwin <simonb@google.com>
18976 * c-common.h (warn_array_subscript_range): New function.
18977 * c-common.c (warn_array_subscript_range): Ditto.
18978 * tree-vrp.c (check_array_ref): Corrected code to agree with
18979 comment, ignoring only arrays of size 0 or size 1.
18980 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18982 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18984 * config/i386/i386.c (ix86_builtin_type): Replace
18985 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18986 (bdesc_args): Updated.
18987 (ix86_init_mmx_sse_builtins): Likewise.
18988 (ix86_expand_args_builtin): Likewise.
18990 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18993 * doc/extend.texi: Correct __builtin_ia32_palignr.
18995 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18998 * config/i386/i386.c (bdesc_crc32): Removed.
18999 (ix86_expand_crc32): Likewise.
19000 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19001 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19002 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19003 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19004 UINT_FTYPE_UINT_UCHAR.
19005 (bdesc_args): Updated. Add crc32 builtins.
19006 (ix86_init_mmx_sse_builtins): Updated.
19007 (ix86_expand_args_builtin): Updated to support subreg.
19009 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19011 2008-05-01 Jan Hubicka <jh@suse.cz>
19013 * tree-pass.h (opt_pass): Add IPA_PASS.
19014 (varpool_node, cgraph_node): Forward declare.
19015 (ipa_opt_pass): Define.
19016 (pass_ipa_inline): Turn into ipa_opt_pass.
19017 (pass_apply_inline): Remove.
19018 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19019 (apply_inline): Turn into ....
19020 (inline_transform): ... this one.
19021 (inline_generate_summary): New function.
19022 (pass_apply_inline): Remove.
19023 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19025 (struct function): Add ipa_transforms_to_apply.
19026 * passes.c (register_one_dump_file): Work on IPA_PASS.
19027 (init_optimization_passes): Remove pass_inline_parameters and
19029 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19030 (execute_one_pass) ... here; apply transforms when possible.
19031 (add_ipa_transform_pass, execute_ipa_summary_asses,
19032 execute_one_ipa_transform_pass): New.
19033 (execute_ipa_pass_list): Update for IPA_PASS type.
19035 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19037 * config/i386/i386.c (ix86_builtin_type): Add
19038 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19039 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19040 (bdesc_args): Add SSE4a builtins.
19041 (ix86_init_mmx_sse_builtins): Updated.
19042 (ix86_expand_args_builtin): Likewise.
19043 (ix86_expand_builtin): Likewise.
19045 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19047 * config/i386/i386.c (ix86_builtin_type): Add
19048 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19049 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19050 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19051 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19052 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19053 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19054 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19055 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19056 and DI_FTYPE_DI_DI_INT.
19057 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19058 (ix86_init_mmx_sse_builtins): Updated.
19059 (ix86_expand_args_builtin): Likewise.
19060 (ix86_expand_builtin): Likewise.
19061 (ix86_expand_binop_imm_builtin): Removed.
19063 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19065 2008-04-30 Richard Guenther <rguenther@suse.de>
19067 PR tree-optimization/32921
19068 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19070 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19072 * config/arm/arm.c (arm_unwind_emit): Use
19073 crtl->all_throwers_are_sibcalls instead of
19074 cfun->all_throwers_are_sibcalls.
19075 (arm_output_fn_unwind): Likewise.
19076 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19077 instead of cfun->uses_pic_offset_table.
19078 (frv_expand_prologue): Likewise.
19079 (frv_frame_pointer_required): Likewise.
19080 (frv_expand_fdpic_call): Likewise.
19081 (frv_emit_movsi): Likewise.
19082 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19083 cfun->returns_pcc_struct instead of
19084 current_function_returns_pcc_struct.
19085 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19086 instead of cfun->calls_eh_return.
19087 (m32c_pushm_popm): Likewise.
19088 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19089 "extern" declaration.
19091 2008-04-30 Richard Guenther <rguenther@suse.de>
19093 PR tree-optimization/21636
19094 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19096 (evaluate_stmt): Print the likely value.
19097 (ccp_visit_stmt): Avoid excessive vertical spacing.
19099 2008-04-30 Rafael Espíndola <espindola@google.com>
19101 * builtins.c (fold_call_expr): Return realret.
19102 * tree-ssa-threadedge.c
19103 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19104 __builtin_object_size.
19106 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19108 * gcc.c (wrapper_string): New variable.
19109 (insert_wrapper): New function.
19110 (execute): New option -wrapper.
19111 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19113 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19115 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19116 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19117 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19119 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19120 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19121 config/rs6000/e500crtres64gprctr.asm,
19122 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19123 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19124 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19125 config/rs6000/e500crtsav64gprctr.asm,
19126 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19127 config/rs6000/e500crtsavg64gprctr.asm: New files.
19128 * config/rs6000/t-ppccomm: Add build rules for new files.
19129 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19130 * config/rs6000/t-netbsd: Add build rules for new files.
19131 (LIB2FUNCS_STATIC_EXTRA): New variable.
19132 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19133 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19134 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19136 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19138 * config/i386/i386.c (ix86_builtin_type): Add
19139 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19140 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19141 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19142 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19143 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19144 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19145 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19146 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19147 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19148 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19149 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19150 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19151 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19152 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19153 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19154 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19155 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19156 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19157 V1DI_FTYPE_V2SI_V2SI.
19158 (bdesc_2arg): Moved to ...
19159 (bdesc_args): Here.
19160 (ix86_init_mmx_sse_builtins): Updated.
19161 (ix86_expand_args_builtin): Updated. Take a pointer
19162 to const struct builtin_description. Handle comparison
19164 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19165 (ix86_expand_builtin): Updated.
19167 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19168 (ssse3_pmaddubsw128): This.
19169 (ssse3_pmaddubswv4hi3): Renamed to ...
19170 (ssse3_pmaddubsw): This.
19172 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19173 (__builtin_ia32_packssdw128): Likewise.
19174 (__builtin_ia32_packuswb128): Likewise.
19175 (__builtin_ia32_pmaddubsw): Likewise.
19176 (__builtin_ia32_pmaddubsw128): Likewise.
19178 2008-04-30 Richard Guenther <rguenther@suse.de>
19180 PR tree-optimization/14847
19181 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19182 (recognize_bits_test): Use it.
19183 (recognize_single_bit_test): Likewise.
19185 2008-04-30 Martin Jambor <mjambor@suse.cz>
19187 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19188 instead of setting number of formal parameters to zero.
19189 (ipcp_init_stage): Do not set the number of actual parameters to zero
19191 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19192 which are called with variable number of arguments.
19193 (ipcp_insert_stage): Explicitely skipping all nodes which are
19194 called with variable number of arguments.
19195 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19196 number of parameters.
19198 * ipa-prop.h (struct ipa_node_params): Added flag
19199 called_with_var_arguments
19200 (ipa_set_param_count): Added. Changed sole setter to use it.
19201 (ipa_get_param_count): Added. All readers of param_count
19202 converted to use it instead.
19203 (ipa_set_called_with_variable_arg): Added.
19204 (ipa_is_called_with_var_arguments): Added.
19205 (ipa_get_ith_param): Added. All readers of param_decls converted
19207 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19209 (ipa_get_cs_argument_count): Added, all readers of argument_count
19211 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19214 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19215 (struct ipcp_lattice): Renamed cval_type to type
19216 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19218 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19219 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19220 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19221 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19222 (build_const_val): Changed the type of parameter cvalue to tree
19223 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19224 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19226 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19229 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19230 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19231 (ipa_add_method): Renamed to ipa_push_func_to_list
19232 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19233 (ipa_callsite_param_count): Removed.
19234 (ipa_callsite_param_count_set): Removed.
19235 (ipa_callsite_param): Removed.
19236 (ipa_callsite_callee): Removed.
19237 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19238 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19239 (ipa_method_formal_count): Removed.
19240 (ipa_method_formal_count_set): Removed.
19241 (ipa_method_get_tree): Removed.
19242 (ipa_method_tree_map_create): Removed.
19243 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19244 (ipa_create_param_decls_array): Creates the array itself
19245 (ipa_create_param_decls_array): Temporary variable info instead of
19246 a few dereferences.
19247 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19248 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19249 (get_type): Removed.
19250 (ipa_jf_get_info_type): Removed.
19251 (ipa_node_create): Renamed to ipa_create_node_params
19252 (ipa_free): Renamed to ipa_free_all_node_params
19253 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19254 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19255 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19256 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19257 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19258 ipa_free_all_edge_args
19259 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19260 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19261 (ipa_create_methodlist_node): Removed.
19262 (ipa_methodlist_method): Removed.
19263 (ipa_methodlist_method_set): Removed.
19264 (ipa_methodlist_next_method): Removed.
19265 (ipa_methodlist_next_method_set): Removed.
19266 (ipa_method_is_modified): Removed.
19267 (ipa_method_modify_create): Removed.
19268 (ipa_method_modify_init): Temporary variable info instead of a few
19270 (ipa_detect_param_modifications): Temporary variable info instead of
19271 a few dereferences.
19272 (ipa_compute_jump_functions): Temporary variable info instead of
19273 a few dereferences.
19274 (ipa_method_modify_set): Removed.
19275 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19276 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19277 than craph_node as the first parameter.
19278 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19279 (ipa_method_modify_init): Removed.
19280 (ipa_compute_jump_functions): Added a temp variable instead of
19281 repeatadly dereferencing the cgraph_edge.aux pointer
19282 (ipa_callsite_param_set_type): Removed.
19283 (ipa_compute_jump_functions): i renamed to index and moved to
19285 (ipa_callsite_param_set_info_type_formal): Removed.
19286 (ipa_callsite_param_set_info_type): Removed.
19287 (ipa_callsite_param_map_create): Removed.
19288 (ipa_callsite_tree): Removed.
19289 (ipa_callsite_caller): Removed.
19290 (ipa_pop_func_from_list): return_method removed to return_func
19292 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19293 prefixed all values with IPA_. Changed all users.
19294 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19295 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19296 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19297 (union parameter_info): Renamed to jump_func_value.
19298 (union jump_func_value): Renamed value to constant
19299 (struct ipa_jump_func): Renamed info_type to value
19300 (struct ipa_node): Renamed to ipa_node_params
19301 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19302 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19303 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19304 (struct ipa_edge): Renamed to ipa_edge_args
19305 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19306 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19307 (struct ipa_methodlist): Renamed to ipa_func_list
19308 (struct ipa_func_list): method_p renamed to node, next_method
19310 (ipa_methodlist_p): Removed, switched all users to struct pointer
19311 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19313 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19315 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19316 (rs6000_emit_epilogue): Use backchain to restore only when we
19317 have a large frame. Make use of frame pointer to restore if we
19318 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19320 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19322 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19323 Add mode to zero_extract.
19324 (sign bit tests peepholes): (Ditto.).
19326 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19328 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19329 Instructions in comments with SSE3.
19330 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19331 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19332 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19333 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19334 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19335 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19336 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19337 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19338 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19339 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19340 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19341 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19342 (bdesc_sse_args): Renamed to ...
19343 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19344 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19345 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19346 IX86_BUILTIN_FABSQ.
19347 (bdesc_1arg): Moved to ...
19348 (bdesc_args): Here.
19349 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19350 Instructions in comments with SSE3.
19351 (ix86_expand_sse_operands_builtin): Renamed to ...
19352 (ix86_expand_args_builtin): This. Updated.
19353 (ix86_expand_unop1_builtin): Update comments.
19354 (ix86_expand_builtin): Updated.
19356 2008-04-29 Richard Guenther <rguenther@suse.de>
19358 PR tree-optimization/36078
19359 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19360 Update virtual SSA form after cleaning up the CFG.
19362 2008-04-29 Richard Guenther <rguenther@suse.de>
19364 PR middle-end/15255
19365 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19367 2008-04-29 Richard Guenther <rguenther@suse.de>
19369 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19370 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19371 (compute_flow_insensitive_aliasing): Do not treat
19372 PTR_IS_REF_ALL pointers special.
19373 (get_smt_for): Likewise.
19374 (may_alias_p): Re-structure.
19375 (is_escape_site): A ref-all pointer conversion is not an escape site.
19376 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19377 PTR_IS_REF_ALL pointers special.
19378 * tree-ssa-structalias.h (struct alias_info): Remove
19379 ref_all_symbol_mem_tag field.
19380 (PTR_IS_REF_ALL): Remove.
19382 2008-04-29 Richard Guenther <rguenther@suse.de>
19384 PR middle-end/36077
19385 * fold-const.c (extract_muldiv_1): In combining division constants
19386 make sure to never overflow.
19388 2008-04-29 Nick Clifton <nickc@redhat.com>
19390 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19392 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19395 * optc-gen.awk: Work around HP-UX/IA awk bug.
19397 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19399 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19402 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19405 * config/i386/i386.md
19406 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19407 Change operand 1 predicate to nonimmediate_operand.
19409 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19412 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19414 * gengtype.c (walk_type, write_func_for_structure): Handle
19416 * doc/gty.texi: Document chain_circular.
19418 2008-04-28 Richard Guenther <rguenther@suse.de>
19420 PR tree-optimization/36066
19421 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19424 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19427 * config/i386/i386.md
19428 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19429 Use match_scratch instead of match_operand for operands 3 and 4.
19431 2008-04-27 Richard Guenther <rguenther@suse.de>
19433 PR tree-optimization/18754
19434 PR tree-optimization/34223
19435 * tree-pass.h (pass_complete_unrolli): Declare.
19436 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19437 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19438 Rewrite loop into loop closed SSA form if it is not already.
19439 (tree_unroll_loops_completely): Re-structure to iterate over
19440 innermost loops with intermediate CFG cleanups.
19441 Unroll outermost loops only if requested or the code does not grow
19443 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19444 loops are available.
19445 (tree_vectorize): Instead do so here.
19446 (tree_complete_unroll): Also unroll outermost loops.
19447 (tree_complete_unroll_inner): New function.
19448 (gate_tree_complete_unroll_inner): Likewise.
19449 (pass_complete_unrolli): New pass.
19450 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19451 uses outside of the loop.
19452 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19453 form if it is available.
19454 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19455 * passes.c (init_optimization_passes): Schedule complete inner
19456 loop unrolling pass before the first CCP pass after final inlining.
19458 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19460 * targhooks.h (default_emutls_var_fields,
19461 default_emutls_var_init): Declare.
19462 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19463 * target.h (struct gcc_target): Add struct emutls member.
19464 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19465 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19466 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19467 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19468 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19469 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19470 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19471 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19472 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19473 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19474 emit debug information.
19475 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19476 * varasm.c: Include targhooks.h.
19477 (emutls_object_section, emutls_tmpl_section): New.
19478 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19479 (EMUTLS_SEPARATOR): New.
19480 (prefix_name): New.
19481 (get_emutls_object_name): New.
19482 (default_emutls_var_fields): New, broken out of ...
19483 (get_emutls_object_type): ... here. Adjust to use target hooks.
19484 (get_emutls_init_templ_addr): Adjust to use target hooks.
19485 (emutls_decl): Adjust to use target hooks.
19486 (emutls_finish): Likewise.
19487 (default_emutls_var_init): New, broken out of ...
19488 (assemble_variable): ... here. Adjust to use target hooks.
19489 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19490 SECCAT_EMUTLS_TMPL.
19491 * c-common.c (handle_section_attribute): Prevent overriding
19492 sections for emulated tls with special sections.
19493 * config/i386/i386.c (x86_64_elf_select_section): Add
19494 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19495 (x86_64_elf_unique_section): Likewise.
19496 * config/vxworks.c: Include tree.h.
19497 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19498 (vxworks_override_options): Set TLS scheme.
19499 * doc/tm.texi (Emulated TLS): New node.
19501 2008-04-26 Simon Baldwin <simonb@google.com>
19504 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19505 with propagated string constants.
19507 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19509 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19510 constraint for operand 2 when operand 0 is memory operand.
19511 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19512 operand 0 is memory operand.
19513 (fix_trunc<mode>_i387_with_temp): Ditto.
19514 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19515 operand 2 when operand 1 is memory operand.
19516 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19517 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19518 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19519 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19520 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19521 operands 2,3 and 4 when operand 1 is memory operand.
19522 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19524 (fistdi2_floor_with_temp): Ditto.
19525 (fist<mode>2_floor_with_temp): Ditto.
19526 (fistdi2_ceil_with_temp): Ditto.
19527 (fist<mode>2_ceil_with_temp): Ditto.
19528 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19530 2008-04-26 David Daney <ddaney@avtrex.com>
19532 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19534 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19535 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19536 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19537 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19538 (compare_and_swap_12): New insn.
19539 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19540 * config/mips/mips.c (mips_force_binary): New function.
19541 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19542 (mips_expand_compare_and_swap_12): New function.
19543 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19545 2008-04-25 Jan Hubicka <jh@suse.cz>
19548 * cfgexpand.c (pass_expand): Turn into RTL pass.
19549 * passes.c (execute_one_pass): Do pass typechecking after execution.
19550 * tree-pass.h (pass_expand): Turn into RTL pass.
19552 * function.h (struct rtl_data): Move here fields
19553 accesses_prior_frames, calls_eh_return, saves_all_registers,
19554 has_nonlocal_goto, has_asm_statement, is_thunk,
19555 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19556 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19557 arg_pointer_save_area_init from struct function; turn into bool.
19558 (struct function): Move
19559 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19560 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19561 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19562 tail_call_emit, arg_pointer_save_area_init
19563 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19564 (current_function_returns_struct, current_function_returns_pcc_struct,
19565 current_function_calls_setjmp, current_function_calls_alloca,
19566 current_function_accesses_prior_frames,
19567 current_function_calls_eh_return, current_function_is_thunk,
19568 current_function_stdarg, current_function_profile,
19569 current_function_limit_stack, current_function_uses_pic_offset_table,
19570 current_function_uses_const_pool, current_function_has_nonlocal_label,
19571 current_function_saves_all_registers,
19572 current_function_has_nonlocal_goto,
19573 current_function_has_asm_statement): Remove accesor macros.
19574 * ra-conflict.c (global_conflicts): Update.
19575 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19576 (suitable_for_tail_call_opt_p): Update.
19577 * builtins.c (expand_builtin_return_addr): Update.
19578 (expand_builtin_setjmp_setup): Update.
19579 (expand_builtin_nonlocal_goto): Update.
19580 * final.c (final_start_function): Update.
19581 (profile_function): Update.
19582 (leaf_function_p): Update.
19583 (only_leaf_regs_used): Update.
19584 * df-scan.c (df_get_exit_block_use_set): Update.
19585 * dojump.c (clear_pending_stack_adjust): Update.
19586 * tree-stdarg.c (gate_optimize_stdarg): Update.
19587 * gimple-low.c (lower_function_body): Update.
19588 * global.c (compute_regsets): Update.
19589 (global_alloc): Update.
19590 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19591 * expr.c (expand_assignment): Update.
19592 * dse.c (dse_step0): Update.
19593 (dse_step1): Update.
19594 * c-decl.c (store_parm_decls): Update.
19595 * local-alloc.c (combine_regs): Update.
19596 (find_free_reg): Update.
19597 * function.c (assign_parms_augmented_arg_list): Update.
19598 (assign_parm_find_data_types): Update.
19599 (assign_parms): Update.
19600 (allocate_struct_function): Update.
19601 (expand_function_start): Update.
19602 (expand_function_end): Update.
19603 (get_arg_pointer_save_area): Update.
19604 (thread_prologue_and_epilogue_insns): Update.
19605 (rest_of_match_asm_constraints): Update.
19606 * stor-layout.c (variable_size): Update.
19607 * gcse.c (gcse_main): Update.
19608 (bypass_jumps): Update.
19609 * gimplify.c (gimplify_function_tree): Update.
19610 * calls.c (emit_call_1): Update.
19611 (expand_call): Update.
19612 * bt-load.c (compute_defs_uses_and_gen): Update.
19613 * except.c (sjlj_assign_call_site_values): Update.
19614 (sjlj_emit_function_enter): Update.
19615 (can_throw_external): Update.
19616 (set_nothrow_function_flags): Update.
19617 (expand_builtin_unwind_init): Update.
19618 (expand_eh_return): Update.
19619 (convert_to_eh_region_ranges): Update.
19620 (output_function_exception_table): Update.
19621 * emit-rtl.c (gen_tmp_stack_mem): Update.
19622 * cfgexpand.c (expand_used_vars): Update.
19623 (tree_expand_cfg): Update.
19624 * cfgcleanup.c (rest_of_handle_jump): Update.
19625 * explow.c (allocate_dynamic_stack_space): Update.
19626 * varasm.c (assemble_start_function): Update.
19627 (force_const_mem): Update.
19628 (mark_constant_pool): Update.
19629 * tree-optimize.c (tree_rest_of_compilation): Update.
19630 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19631 * tree-cfg.c (notice_special_calls): Update.
19632 (is_ctrl_altering_stmt): Update.
19633 (tree_can_make_abnormal_goto): Update.
19634 (tree_purge_dead_abnormal_call_edges): Update.
19635 * config/alpha/predicates.md: Update.
19636 * config/alpha/alpha.c (alpha_sa_mask): Update.
19637 (alpha_sa_size): Update.
19638 (alpha_does_function_need_gp): Update.
19639 (alpha_expand_prologue): Update.
19640 (alpha_start_function): Update.
19641 (alpha_output_function_end_prologue): Update.
19642 (alpha_expand_epilogue): Update.
19643 * config/frv/frv.c (frv_stack_info): Update.
19644 (frv_expand_epilogue): Update.
19645 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19646 (s390_register_info): Update.
19647 (s390_frame_info): Update.
19648 (s390_init_frame_layout): Update.
19649 (s390_can_eliminate): Update.
19650 (save_gprs): Update.
19651 * config/spu/spu.c (spu_split_immediate): Update.
19652 (need_to_save_reg): Update.
19653 (spu_expand_prologue): Update.
19654 (spu_expand_epilogue): Update.
19655 * config/sparc/sparc.md: Update.
19656 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19657 (sparc_tls_got): Update.
19658 (legitimize_pic_address): Update.
19659 (sparc_emit_call_insn): Update.
19660 (sparc_expand_prologue): Update.
19661 (output_return): Update.
19662 (print_operand): Update.
19663 (sparc_function_ok_for_sibcall): Update.
19664 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19665 * config/m32r/m32r.md: Update.
19666 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19667 (m32r_compute_frame_size): Update.
19668 (m32r_expand_prologue): Update.
19669 (m32r_expand_epilogue): Update.
19670 (m32r_legitimize_pic_address): Update.
19671 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19672 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19673 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19674 (gen_push): Update.
19675 (ix86_save_reg): Update.
19676 (ix86_compute_frame_layout): Update.
19677 (ix86_expand_prologue): Update.
19678 (ix86_expand_epilogue): Update.
19679 * config/sh/sh.c (output_stack_adjust): Update.
19680 (calc_live_regs): Update.
19681 (sh5_schedule_saves): Update.
19682 (sh_expand_prologue): Update.
19683 (sh_expand_epilogue): Update.
19684 (sh_setup_incoming_varargs): Update.
19685 (sh_allocate_initial_value): Update.
19686 (sh_get_pr_initial_val): Update.
19687 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19688 * config/sh/sh.md (label:): Update.
19689 * config/avr/avr.c (out_movhi_mr_r): Update.
19690 * config/crx/crx.h (enum): Update.
19691 * config/xtensa/xtensa.h (along): Update.
19692 * config/stormy16/stormy16.c Update.
19693 (xstormy16_compute_stack_layout): Update.
19694 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19695 (fr30_expand_prologue): Update.
19696 * config/cris/cris.c (cris_conditional_register_usage): Update.
19697 (cris_reg_saved_in_regsave_area): Update.
19698 (cris_initial_frame_pointer_offset): Update.
19699 (cris_simple_epilogue): Update.
19700 (cris_expand_prologue): Update.
19701 (cris_expand_epilogue): Update.
19702 (cris_expand_pic_call_address): Update.
19703 (cris_asm_output_symbol_ref): Update.
19704 (cris_asm_output_label_ref): Update.
19705 * config/cris/cris.md Update.
19706 * config/iq2000/iq2000.c (compute_frame_size): Update.
19707 (iq2000_expand_epilogue): Update.
19708 * config/mt/mt.h (save_direction): Update.
19709 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19710 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19711 (ia64_secondary_reload_class): Update.
19712 * config/m68k/m68k.c (m68k_save_reg): Update.
19713 (m68k_expand_prologue): Update.
19714 (m68k_expand_epilogue): Update.
19715 (legitimize_pic_address): Update.
19716 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19717 (first_reg_to_save): Update.
19718 (first_altivec_reg_to_save): Update.
19719 (compute_vrsave_mask): Update.
19720 (compute_save_world_info): Update.
19721 (rs6000_stack_info): Update.
19722 (spe_func_has_64bit_regs_p): Update.
19723 (rs6000_ra_ever_killed): Update.
19724 (rs6000_emit_eh_reg_restore): Update.
19725 (rs6000_emit_allocate_stack): Update.
19726 (rs6000_emit_prologue): Update.
19727 (rs6000_emit_epilogue): Update.
19728 (rs6000_output_function_epilogue): Update.
19729 (output_profile_hook): Update.
19730 (rs6000_elf_declare_function_name): Update.
19731 * config/rs6000/rs6000.h (rs6000_args): Update.
19732 * config/rs6000/rs6000.md: Update.
19733 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19734 * config/arc/arc.c (arc_output_function_epilogue): Update.
19735 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19736 * config/darwin.c (machopic_function_base_name): Update.
19737 * config/score/score3.c (score3_compute_frame_size): Update.
19740 (score3_epilogue): Update.
19741 * config/score/score7.c (score7_compute_frame_size): Update.
19742 (score7_prologue): Update.
19743 (score7_epilogue): Update.
19744 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19745 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19746 * config/arm/arm.c (use_return_insn): Update.
19747 (require_pic_register): Update.
19748 (arm_load_pic_register): Update.
19749 (arm_compute_save_reg0_reg12_mask): Update.
19750 (arm_compute_save_reg_mask): Update.
19751 (thumb1_compute_save_reg_mask): Update.
19752 (output_return_instruction): Update.
19753 (arm_output_function_prologue): Update.
19754 (arm_output_epilogue): Update.
19755 (arm_get_frame_offsets): Update.
19756 (arm_expand_prologue): Update.
19757 (thumb_pushpop): Update.
19758 (thumb_exit): Update.
19759 (thumb1_expand_prologue): Update.
19760 (thumb1_expand_epilogue): Update.
19761 (arm_unwind_emit): Update.
19762 (arm_output_fn_unwind): Update.
19763 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19764 * config/arm/arm.md: Update.
19765 * config/pa/pa.md: Update.
19766 * config/pa/pa.c (legitimize_pic_address): Update.
19767 (compute_frame_size): Update.
19768 (hppa_expand_prologue): Update.
19769 (hppa_expand_epilogue): Update.
19770 (borx_reg_operand): Update.
19771 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19772 (HARD_REGNO_RENAME_OK): Update.
19773 * config/mips/mips.c (mips_global_pointer): Update.
19774 (mips_save_reg_p): Update.
19775 (mips_compute_frame_info): Update.
19776 (mips_frame_pointer_required): Update.
19777 (mips_expand_prologue): Update.
19778 (mips_expand_epilogue): Update.
19779 (mips_can_use_return_insn): Update.
19780 (mips_reorg_process_insns): Update.
19781 * config/v850/v850.c (compute_register_save_size): Update.
19782 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19783 * config/mmix/mmix.c (along): Update.
19784 (mmix_expand_epilogue): Update.
19785 * config/bfin/bfin.c (legitimize_pic_address): Update.
19786 (must_save_p): Update.
19787 (stack_frame_needed_p): Update.
19788 (add_to_reg): Update.
19789 (bfin_expand_prologue): Update.
19790 * stmt.c (expand_asm_operands): Update.
19791 * reload1.c (reload): Update.
19792 (init_elim_table): Update.
19794 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19796 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19798 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19800 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19801 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19802 (mov<mode>): Removed.
19803 (*movv4sf_internal): Likewise.
19804 (*movv2df_internal): Likewise.
19806 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19808 * config.gcc (crx-*-elf): Remove deprecation.
19810 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19812 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19813 __gcc_deregister_frame with atexit.
19814 (deregister_frame_dtor): Remove.
19816 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19817 Nathan Sidwell <nathan@codesourcery.com>
19819 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19821 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19822 (rs6000_isel): Likewise.
19823 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19824 (rs6000_isel): New variable.
19825 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19827 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19830 * c-common.c (handle_vector_size_attribute): Call
19831 lang_hooks.types.reconstruct_complex_type instead of
19832 reconstruct_complex_type.
19833 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19834 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19835 * langhooks.h (struct lang_hooks_for_types): Add
19836 reconstruct_complex_type hook.
19837 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19838 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19840 2008-04-24 Richard Guenther <rguenther@suse.de>
19842 * c-common.h (check_builtin_function_arguments): Declare.
19843 * c-common.c (validate_nargs): New function.
19844 (check_builtin_function_arguments): Likewise.
19845 * c-typeck.c (build_function_call): Call
19846 check_builtin_function_arguments.
19847 * builtins.c (fold_builtin_classify): Remove error reporting code.
19848 (fold_builtin_unordered_cmp): Likewise.
19849 (fold_builtin_1): Likewise.
19850 (fold_builtin_n): Likewise.
19852 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19854 PR tree-optimization/36008
19855 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19856 the original op1, rather than delta by step.
19858 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19859 Sebastian Pop <sebastian.pop@amd.com>
19861 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19862 eliminate_local_variables_stmt, eliminate_local_variables,
19863 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19864 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19865 of code delimited by two edges in the CFG.
19866 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19867 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19868 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19869 the case of parallelisation of reductions.
19870 (expr_invariant_in_region_p): New.
19872 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19873 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19875 2008-04-24 Ira Rosen <irar@il.ibm.com>
19876 Richard Guenther <rguenther@suse.de>
19878 PR tree-optimization/36034
19879 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19880 incapable of dealing with loads with gaps.
19882 2008-04-24 Rafael Espíndola <espindola@google.com>
19884 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19885 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19886 vrp_evaluate_conditional.
19887 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19888 (vrp_evaluate_conditional): Split the cond argument.
19889 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19890 (simplify_stmt_for_jump_threading): Update call to
19891 vrp_evaluate_conditional.
19893 2008-04-24 Ira Rosen <irar@il.ibm.com>
19895 PR tree-optimization/35982
19896 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19897 interleaved data-refs are of the same type.
19899 2008-04-24 Danny Smith <dannysmith@users.net>
19901 * c-format.c (check_format_info_main): Use strncmp rather than a
19902 magic prefix to handle multichar length specs.
19903 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19904 Don't prefix "I64" and "I32" with '\0'.
19906 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19909 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19910 in registers for -m32 only if stdarg_p (fntype).
19912 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19914 PR rtl-optimization/36006
19915 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19916 temp to op0 in order to avoid invalid rtx sharing.
19918 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19920 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19921 check TREE_INVARIANT.
19922 * tree-gimple.c (is_gimple_address): New.
19923 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19924 * tree-gimple.h (is_gimple_address): New.
19925 * tree.h (decl_address_invariant_p): New.
19926 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19927 (build_string): Likewise.
19928 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19929 (tree_invariant_p_1): Likewise.
19930 (save_expr): Use it.
19931 (tree_invariant_p): New.
19932 (skip_simple_arithmetic): Use it.
19933 (stabilize_reference_1): Use it.
19934 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19936 (build1_stat): Drop code to compute TREE_INVARIANT.
19937 (build2_stat): Drop code to compute TREE_INVARIANT.
19938 (build3_stat): Drop code to compute TREE_INVARIANT.
19939 (build4_stat): Drop code to compute TREE_INVARIANT.
19940 (build5_stat): Drop code to compute TREE_INVARIANT.
19941 (build7_stat): Drop code to compute TREE_INVARIANT.
19942 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19943 * tree.h (struct tree_base): Remove invariant_flag.
19944 (TREE_INVARIANT): Remove.
19945 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19946 (fold_builtin_expect): Check TREE_CONSTANT.
19947 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19948 * c-tree.h (c_expr_to_decl): Drop third parameter.
19949 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19950 (build_c_cast): Don't set TREE_INVARIANT.
19951 (pop_init_level): Don't set TREE_INVARIANT.
19952 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19953 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19955 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19956 (gimplify_addr_expr): Adjust comment.
19957 * tree-mudflap.c (mf_build_string):
19958 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19959 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19960 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19961 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19962 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19963 * langhooks.h (struct lang_hooks): Drop third parameter from
19966 2008-04-23 Richard Guenther <rguenther@suse.de>
19968 PR tree-optimization/27799
19969 PR tree-optimization/32921
19970 PR tree-optimization/32624
19971 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19972 SMTs aliases and the tag itself into the solution.
19973 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19974 merge the points-to solution back into the SMT aliases.
19975 (may_alias_p): Use alias_set_subset_of instead of
19976 aliases_conflict_p. A pointer which points to
19977 memory with alias set zero may access any variable.
19979 2008-04-23 Richard Guenther <rguenther@suse.de>
19981 * alias.c (alias_set_subset_of): Correctly handle asking
19982 if zero is a subset of an alias set with zero child.
19983 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19984 (compute_flow_insensitive_aliasing): Correctly walk all
19985 pointers. Do not unnecessarily union sets.
19987 2008-04-23 Richard Guenther <rguenther@suse.de>
19989 PR middle-end/36021
19990 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19992 2008-04-22 Tomas Bily <tbily@suse.cz>
19994 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19996 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19998 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19999 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20000 * tree-inline.c (estimate_num_insns_1): Likewise.
20001 * varasm.c (const_hash_1, compare_constant, copy_constant)
20002 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20003 * emit-rtl.c (component_ref_for_mem_expr)
20004 (set_mem_attributes_minus_bitpos): Likewise.
20005 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20006 (is_aligning_offset): Likewise.
20007 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20008 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20009 * dojump.c (do_jump): Likewise.
20010 * builtins.c (get_pointer_alignment, get_memory_rtx)
20011 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20012 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20014 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20016 PR rtl-optimization/36017
20017 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20018 expanding the library call.
20020 2008-04-22 Ian Lance Taylor <iant@google.com>
20022 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20023 than size_in_bytes.
20025 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20027 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20028 of LR/CTR moves for Power6.
20030 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20032 PR middle-end/36003
20033 * passes.c (init_optimization_passes): Remove
20034 pass_fast_rtl_byte_dce.
20036 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20039 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20040 builtin functions to generate faster code.
20041 (_mm_cvtpu16_ps): Ditto.
20042 (_mm_cvtpi32x2_ps): Ditto.
20044 2008-04-22 Nick Clifton <nickc@redhat.com>
20046 * common.opt (ftree-loop-distribution): Add Optimization
20049 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20050 (frv_expand_builtin_va_start): Likewise.
20052 * config/arm/arm.c (thumb_find_work_register): Fix location of
20053 argument register count.
20055 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20057 Support scheduling for ColdFire V1 and V3 microarchitecture.
20058 Improve scheduling of multiplication instructions.
20060 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20061 (mac): New instruction attribute.
20062 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20063 (m68k_sched_mac): New variable.
20064 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20065 Handle cfv1 and cfv3.
20066 (max_insn_size): New static variable.
20067 (struct _sched_ib): New type.
20068 (sched_ib): New static variable.
20069 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20070 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20071 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20073 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20074 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20075 new variables. Update.
20076 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20077 Add modeling of cfv3 instruction buffer. Update.
20078 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20079 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20080 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20081 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20082 a particular reservation applies to.
20083 (type2): Reorganize attribute values. Rename alu to alu_reg,
20084 alu_l to alu, move_l to omove. Join move to alu. Split mul
20085 to mul_l and mul_w.
20086 (cf_ib_*): Simplify description of instruction buffer.
20087 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20088 (cf_mem): Split into cf_mem1 and cf_mem2.
20089 (cf_v2_move_??): Rename to cfv12_alu_??.
20090 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20091 (cf_v2_mul_??): Remove reservations.
20092 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20093 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20094 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20096 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20097 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20098 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20099 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20100 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20101 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20102 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20103 expansions of the above reservations for instructions of sizes
20106 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20108 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20110 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20112 * coverage.c: Include tree-pass.h.
20113 (coverage_counter_alloc): Print da_file_name to the dump file.
20115 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20117 * sbitmap.c (sbitmap_range_empty_p): New function.
20118 * sbitmap.h (sbitmap_range_empty_p): New function.
20119 * bitmap.h: Now includes obstack.h.
20121 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20122 Kenneth Zadeck <zadeck@naturalbridge.com>
20124 * dbgcnt.def (ra_byte_scan): Added.
20125 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20126 when the last hit happens for a counter.
20127 * timevar.def (TV_DF_BYTE_LR): New variable.
20128 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20129 * passes.c (pass_fast_rtl_byte_dce): New pass.
20130 * fwprop.c (update_df): Added mode to call df_ref_create.
20131 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20132 DF_REF_EXTRACT_OFFSET.
20133 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20134 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20136 (df_ref_extract): Added mode field.
20137 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20138 DF_REF_EXTRACT_OFFSET.
20139 (DF_REF_EXTRACT_MODE): New macro.
20140 (df_byte_lr_bb_info): New structure.
20141 (df_print_byte_regset, df_compute_accessed_bytes,
20142 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20143 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20144 df_byte_lr_simulate_uses,
20145 df_byte_lr_simulate_artificial_refs_at_top,
20146 df_byte_lr_simulate_artificial_refs_at_end,
20147 df_compute_accessed_bytes): New function.
20148 (df_ref_create): Add parameter.
20149 (df_byte_lr_get_bb_info): New inline function.
20150 * df-scan.c (df_ref_record, df_uses_record,
20151 df_ref_create_structure): Added mode parameter.
20152 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20153 df_defs_record, df_uses_record, df_get_conditional_uses,
20154 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20155 df_entry_block_defs_collect, df_exit_block_uses_collect):
20156 Added mode parameter to calls to df_ref_record, df_uses_record,
20157 df_ref_create_structure.
20158 (df_ref_equal_p, df_ref_compare): Added test for modes.
20159 (df_ref_create_structure): Added code to set mode. Renamed
20160 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20161 DF_REF_EXTRACT_OFFSET.
20162 * df-core.c (df_print_byte_regset): New function.
20163 * df-byte-scan.c: New file.
20164 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20165 calls to BITMAP_FREE.
20166 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20167 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20168 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20169 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20170 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20171 df_byte_lr_local_compute, df_byte_lr_init,
20172 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20173 df_byte_lr_transfer_function, df_byte_lr_free,
20174 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20175 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20176 df_byte_lr_simulate_uses,
20177 df_byte_lr_simulate_artificial_refs_at_top,
20178 df_byte_lr_simulate_artificial_refs_at_end): New function.
20179 * dce.c (byte_dce_process_block): New function.
20180 (dce_process_block): au is now passed in rather than computed
20181 locally. Changed loops that look at artificial defs to not look
20182 for conditional or partial ones, because there never are any.
20183 (fast_dce): Now is able to drive byte_dce_process_block or
20184 dce_process_block depending on the kind of dce being done.
20185 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20186 (rest_of_handle_fast_byte_dce): New function.
20187 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20188 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20190 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20193 * gcc.h: Added fortran options that take arguments to
20194 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20197 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20199 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20200 scalarization if on the LHS and not a full access.
20202 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20204 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20206 2008-04-18 Rafael Espíndola <espindola@google.com>
20208 * tree-vrp.c (find_case_label_index): Fix the binary search.
20209 (find_case_label_range): New.
20210 (vrp_visit_switch_stmt): Use find_case_label_range.
20211 (simplify_switch_using_ranges): Use find_case_label_range.
20213 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20215 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20216 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20218 2008-04-18 Tom Tromey <tromey@redhat.com>
20221 * doc/cpp.texi (Implementation-defined behavior): Mention
20224 2008-04-18 Ian Lance Taylor <iant@google.com>
20226 * fold-const.c (pointer_may_wrap_p): New static function.
20227 (fold_comparison): Add another test for pointer overflow. Use
20228 pointer_may_wrap_p to disable some false positives.
20230 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20232 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20233 (fname_as_string): Match updated cpp_interpret_string prototype.
20234 (fix_string_type): Support char16_t* and char32_t*.
20235 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20236 derivative) nodes. Register as builtin if C++0x.
20237 (c_parse_error): Support CPP_CHAR{16,32}.
20238 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20239 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20240 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20241 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20242 CTI_CHAR32_ARRAY_TYPE>: New elements.
20243 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20244 char32_type_node, signed_char32_type_node, char16_array_type_node,
20245 char32_array_type_node): New defines.
20246 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20247 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20248 (lex_string): Support CPP_STRING{16,32}, match updated
20249 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20250 (lex_charconst): Support CPP_CHAR{16,32}.
20251 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20252 and CPP_STRING{16,32}.
20254 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20257 * aclocal.m4: Regenerate.
20258 * configure: Regenerate.
20260 2008-04-18 Jan Hubicka <jh@suse.cz>
20262 * except.c (dw2_size_of_call_site_table,
20263 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20265 * cgraphbuild.c (build_cgraph_edges): Update.
20266 * tree-pass.h: Update comment.
20267 * final.c (leaf_function_p): Update.
20268 (leaf_renumber_regs): Update.
20269 (rest_of_clean_state): Update.
20270 * omp-low.c (expand_omp_parallel): Update.
20271 * ipa-reference.c (analyze_function): Update.
20272 * reorg.c (find_end_label): Update.
20273 (optimize_skip): Update.
20274 (fill_simple_delay_slots): Update.
20275 (fill_simple_delay_slots): Update.
20276 (make_return_insns): Update.
20277 (dbr_schedule): Update.
20278 * gimple-low.c (record_vars_into): Update.
20279 * cfgbuild.c (make_edges): Update.
20280 * function.c (assign_stack_local): Update.
20281 (assign_parm_adjust_stack_rtl): Update.
20282 (locate_and_pad_parm): Update.
20283 (allocate_struct_function): Do not initialize stack_alignment_needed
20284 and preferred_stack_boundary here.
20285 (stack_protect_prologue): Update.
20286 (stack_protect_epilogue): Update.
20287 (expand_function_start): Initialize stack_alignment_needed,
20288 preferred_stack_boundary and max_jumptable_ents.
20289 (expand_function_end): Update.
20290 (free_after_compilation): Do not NULLify epilogue_delay_list.
20291 * function.h (struct rtl_data): Add stack_protect_guard,
20292 stack_alignment_needed,
20293 preferred_stack_boundary, epilogue_delay_list.
20294 (struct function): Remove value_histograms, stack_alignment_needed,
20295 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20297 unexpanded_var_list, stack_protect_guard.
20298 (current_function_epilogue_delay_list): Remove.
20299 * ipa-type-escape.c (analyze_function): Update.
20300 * gimplify.c (pop_gimplify_context): Update comment.
20301 * calls.c (expand_call): Update.
20302 (emit_library_call_value_1): Update.
20303 * except.c (set_nothrow_function_flags): Update.
20304 * cfgexpand.c (get_decl_align_unit): Update.
20305 (create_stack_guard): Update.
20306 (estimated_stack_frame_size): Update.
20307 (expand_used_vars): Update.
20308 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20309 * explow.c (allocate_dynamic_stack_space): Update.
20310 * tree-ssa-live.c (remove_unused_locals): Update.
20311 * varasm.c (mark_constant_pool): Update.
20312 * tree-inline.c (remap_decls): Update.
20313 (initialize_cfun): Update.
20314 (declare_return_variable): Update.
20315 (inline_forbidden_p): Update.
20316 (expand_call_inline): Update.
20317 (declare_inline_vars): Update.
20318 (tree_function_versioning): Update.
20319 * tree-flow.h (value_histograms): New.
20320 (VALUE_HISTOGRAMS): New macro.
20321 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20323 * tree-cfg.c (set_bb_for_stmt): Update.
20324 (replace_by_duplicate_decl): Update.
20325 (move_block_to_fn): Update.
20326 (new_label_mapper): Update.
20327 (dump_function_to_file): Update.
20328 * ipa-struct-reorg.c (build_data_structure): Update.
20329 * cfgrtl.c (print_rtl_with_bb): Update.
20330 * reload1.c (reload): Update.
20332 * config/i386/i386.c (setup_incoming_varargs_64,
20333 ix86_compute_frame_layout): Update.
20334 * config/arc/arc.c (arc_output_function_epilogue): Update.
20336 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20338 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20339 for FreeBSD as well.
20340 * gthr-posix95.h: Likewise.
20342 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20344 PR rtl-optimization/35838
20345 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20346 out the byte offset of the first subreg.
20348 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20350 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20351 to split_ti instead of three separate calls with single member arrays.
20352 (subti3 splitter): Ditto.
20353 (adddi3 splitter): Ditto with split_di.
20354 (subdi3 splitter): Ditto.
20355 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20356 two separate calls with single member arrays. Swap match_dup
20357 operands 1 and 2 to better fit into the array.
20358 (negdi2 splitter): Ditto with split_di.
20359 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20360 two separate calls with single member arrays. Swap match_dup operands
20361 6 and 7 to better fit into the array.
20363 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20365 * config/i386/i386.c (sse_builtin_type): New.
20366 (bdesc_sse_args): Likewise.
20367 (bdesc_sse_3arg): Removed.
20368 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20369 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20370 IX86_BUILTIN_ROUNDPS.
20371 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20372 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20373 IX86_BUILTIN_ROUNDPS.
20374 (ix86_expand_sse_4_operands_builtin): Removed.
20375 (ix86_expand_sse_operands_builtin): New.
20376 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20377 and CODE_FOR_sse4_1_roundps.
20378 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20379 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20381 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20384 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20385 regs before frame pop when needed. If use_backchain_to_restore_sp
20386 then load backchain into a temp reg to restore vr and vrsave. Add
20387 code to restore vr after frame pop if possible.
20389 2008-04-17 Richard Guenther <rguenther@suse.de>
20391 * tree-vn.c (expressions_equal_p): Do not check type
20392 equality or compatibility before calling operand_equal_p.
20393 * fold-const.c (operand_equal_p): Check equivalence of
20394 integer constants before bailing out due to signedness or
20395 precision differences.
20396 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20397 spurious differences in type qualification. Ignore types
20398 for COMPONENT_REFs at all.
20400 2008-04-17 Christian Bruel <christian.bruel@st.com>
20402 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20403 msw_skip comparison.
20405 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20408 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20411 PR tree-optimization/35899
20412 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20413 rather than TREE_OPERAND.
20415 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20418 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20419 temporary registers. Change operand predicate to general_operand.
20420 (remainderxf3): Ditto.
20422 2008-04-16 Richard Guenther <rguenther@suse.de>
20424 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20425 * tree-affine.c (aff_combination_expand): Look through some
20428 2008-04-15 Doug Kwan <dougkwan@google.com>
20430 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20432 * tree-pretty-print.c (dump_generic_node): Ditto.
20433 * final.c (output_addr_const): Ditto.
20434 * dwarf2out.c (output_cfi): Ditto.
20435 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20436 * print-rtl.c (print_rtx): Ditto.
20437 * print-tree.c (print_node_brief, print_node): Ditto.
20438 * c-common.c (match_case_to_enum_1): Ditto.
20439 * sched-vis.c (print_value): Ditto.
20440 * config/i386/i386.c (print_operand): Cast to long unsigned int
20443 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20444 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20445 MS Windows VirtualProtect function.
20447 2008-04-15 Jan Hubicka <jh@suse.cz>
20449 * gengtype.c (write_root): Param_is argument is OK.
20450 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20451 * function.h: Include varray.h
20452 (rtl_eh): New stucture based on except.c one.
20453 (call_site_record): New forward declaration and vector type.
20454 * calls.c (emit_call_1): Do not call
20455 note_current_region_may_contain_throw.
20456 * except.c (eh_status): Remove cur_region, try_region since they are
20458 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20459 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20460 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20461 Remove call_site_data_used, call_site_data_size.
20462 Turn call_site_record into vector in function.h.
20463 (note_current_region_may_contain_throw): Remove.
20464 (get_exception_pointer, get_exception_filter): Do not take struct
20465 function argument; update.
20466 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20467 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20468 build_post_landing_pads, dw2_build_landing_pads,
20469 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20470 sjlj_emit_function_enter, sjlj_emit_function_enter,
20471 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20472 sjlj_build_landing_pads, finish_eh_generation,
20473 remove_exception_handler_label, remove_eh_handler,
20474 maybe_remove_eh_handler, add_reachable_handler,
20475 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20476 add_action_record, collect_one_action_chain, add_call_site,
20477 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20478 sjlj_output_call_site_table, output_function_exception_table,
20479 * except.h (note_current_region_may_contain_throw): Remove
20480 (get_exception_pointer, get_exception_filter): Do not take struct
20482 * Makefile.in (GTFILES): Put varargs before struct function.
20484 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20486 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20487 punt for STRING_CST.
20488 (get_constraint_for): Deal with STRING_CST here instead.
20490 2008-04-15 Richard Guenther <rguenther@suse.de>
20492 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20493 statements in a basic-block with a backward walk. Do not
20494 substitute into dead statements but instead remove those.
20496 2008-04-15 Richard Guenther <rguenther@suse.de>
20498 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20499 to zero, thus disable creation of SFTs.
20501 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20503 * tree-predcom.c (suitable_reference_p): Return false if the
20504 reference can throw.
20506 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20509 * c-decl.c (finish_decl): If extern or static var has variable
20510 size, set TREE_TYPE (decl) to error_mark_node.
20512 2008-04-15 Rafael Espíndola <espindola@google.com>
20514 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20517 2008-04-15 Richard Guenther <rguenther@suse.de>
20519 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20520 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20521 (visit_reference_op_load): Do walk vuse-vdef chains on
20522 vn_reference_lookup.
20523 (visit_reference_op_store): But do not here.
20524 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20525 vn_reference_lookup.
20526 (vn_lookup_with_vuses): But do so here.
20528 2008-04-14 Ian Lance Taylor <iant@google.com>
20530 * fold-const.c (fold_overflow_warning): Remove assertion.
20532 2008-04-15 Ben Elliston <bje@au.ibm.com>
20534 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20535 temp1 local variables.
20537 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20540 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20541 ".text.unlikely" section as executable.
20543 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20545 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20546 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20547 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20548 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20549 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20550 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20551 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20553 2008-04-14 Ian Lance Taylor <iant@google.com>
20555 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20556 * fold-const.c (fold_comparison): If appropriate, test
20557 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20558 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20559 reassociating a pointer type.
20560 * doc/invoke.texi (Optimize Options): Document that
20561 -fstrict-overflow applies to pointer wraparound.
20563 2008-04-13 Jan Hubicka <jh@suse.cz>
20565 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20567 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20569 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20570 we are going to "save the world".
20572 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20574 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20575 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20576 operand 0 constraint, not "=".
20578 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20580 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20582 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20584 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20585 of size of positions_needed * CHAR_BIT.
20587 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20589 PR middle-end/35897
20590 * dse.c (store_info): Change positions_needed to unsigned
20592 (lowpart_bitmask): New.
20593 (record_store): Cast to unsigned HOST_WIDE_INT for
20594 positions_needed. Assert width <= size of positions_needed *
20595 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20596 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20597 lowpart_bitmask to set mask.
20599 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20601 * config/bfin/constraints.md: New file.
20602 * config/bfin/bfin.md: Include it.
20603 (adddi3): Use satisfies_constraint functions instead of the old macros.
20604 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20605 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20606 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20607 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20608 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20609 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20610 EXTRA_CONSTRAINT): Delete.
20611 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20612 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20614 * config/bfin/bfin.c: Include "tm-constrs.h".
20615 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20616 Use satisfies_constraint functions instead of the old macros.
20617 * doc/md.texi (Blackfin Constraints): Update file name reference.
20619 2008-04-11 Richard Guenther <rguenther@suse.de>
20621 PR tree-optimization/35869
20622 * tree-vrp.c (execute_vrp): Move switch statement update after
20623 jump threading. Schedule another cfg cleanup run.
20625 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20628 * attribs.c (decl_attributes): Return early on errorneous node.
20630 2008-04-10 Oleg Ryjkov <olegr@google.com>
20632 * tree.h (struct tree_base): Added a new flag default_def_flag.
20633 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20635 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20637 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20639 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20642 * pa.md: Define mode iterator P. Define mode attribute dwc.
20643 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20644 (icacheflush): Likewise.
20645 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20646 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20648 2008-04-11 Ben Elliston <bje@au.ibm.com>
20650 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20652 2008-04-10 Rafael Espíndola <espindola@google.com>
20654 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20655 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20656 (extract_range_from_expr): The same.
20658 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20660 * config/mips/mips.md (GPR2): New mode iterator.
20661 (seq): Add comment.
20662 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20663 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20664 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20665 Rewrite these to take two modes, the mode of comparison and the
20666 mode of the destination.
20667 * config/mips/mips.c (mips_expand_scc): Instead of having
20668 paradoxical subreg as destination, expand "narrowing" scc if mode
20669 of comparison is SI and target is requested in DI mode.
20670 (mips_emit_int_order_test): Update comment. Make mode of
20671 comparison match CMP0 rather than TARGET. When creating inverse
20672 target use mode of TARGET.
20674 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20676 * gcov-dump.c (tag_summary): Only print summaries for the first
20677 GCOV_COUNTERS_SUMMABLE counters.
20679 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20681 * config/i386/i386.md (absneg): New code iterator.
20682 (absnegprefix): New code attribute.
20683 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20684 patterns using absneg code iterator.
20685 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20686 using absneg code iterator.
20687 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20688 *neg<mode>2 patterns using absneg code iterator.
20689 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20690 *negextendsfdf2 patterns using absneg code iterator.
20691 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20692 *negextendsfxf2 patterns using absneg code iterator.
20693 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20694 *negextendsfdf2 patterns using absneg code iterator.
20695 * config/i386/sse.md (<code><mode>2): Macroize expander from
20696 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20698 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20700 * config/s390/s390.h: Remove the remains of the recent search
20701 & replace action of current_function_outgoing_args_size.
20703 2008-04-10 Ira Rosen <irar@il.ibm.com>
20705 PR tree-optimization/35821
20706 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20707 NEW_STMT_LIST is not NULL.
20709 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20712 * toplev.c (process_options): Remove -ffunction-sections debugging
20715 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20717 PR middle-end/PR28690
20718 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20719 than gen_rtx_fmt_ee to perform more canonicalizations.
20721 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20724 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20726 2008-04-09 Richard Guenther <rguenther@suse.de>
20728 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20729 (dump_function_to_file): Dump function arguments with types.
20731 2008-04-08 Richard Guenther <rguenther@suse.de>
20733 * fold-const.c (fold_widened_comparison): Do not allow
20734 sign-changes that change the result.
20736 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20739 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20740 kinds of indirect references.
20742 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20744 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20745 GNU Fortran language string.
20747 2008-04-08 Rafael Espíndola <espindola@google.com>
20749 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20750 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20751 * tree.h (tree_call_nonnegative_warnv_p): New.
20753 2008-04-08 Jan Hubicka <jh@suse.cz>
20755 * function.c (free_after_compilation): Clear out regno_reg_rtx
20758 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20761 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20763 PR middle-end/PR28690
20764 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20765 same precedence as REG_POINTER and MEM_POINTER operands.
20767 2008-04-08 Richard Guenther <rguenther@suse.de>
20769 PR middle-end/35834
20770 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20771 for adding index to base.
20773 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20775 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20776 (MINGW_ENABLE_EXECUTE_STACK): New.
20777 (IN_LIBGCC2): For libgcc include windows.h file for
20778 function declarations.
20780 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20782 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20783 and tem2 if tem1 is not a REG or MULT.
20785 2008-04-08 Jan Hubicka <jh@suse.cz>
20787 * function.h (incomming_args): Break out of struct function.
20788 (function_subsections): Break out of struct function.
20789 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20790 return_rtx and hard_reg_initial_vals from struct function.
20791 Kill inl_max_label_num.
20792 (current_function_pops_args, current_function_args_info,
20793 current_function_args_size, current_function_args_size,
20794 current_function_pretend_args_size,
20795 current_function_outgoing_args_size,
20796 current_function_internal_arg_pointer, current_function_return_rtx):
20797 Kill compatibility accestor macros.
20798 * builtins.c (expand_builtin_apply_args_1): Update.
20799 (expand_builtin_next_arg): Update.
20800 * df-scan.c (df_get_call_refs): Update.
20801 * dbxout.c (dbxout_function_end): Update.
20802 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20803 (output_line_info): Update.
20804 (secname_for_decl): Update.
20805 (dwarf2out_var_location): Update.
20806 * function.c (free_after_compilation): Update.
20807 (assign_parm_find_stack_rtl): Update.
20808 (assign_parms): Update.
20809 (expand_dummy_function_end): Update.
20810 (expand_function_end): Update.
20811 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20812 (expand_call): Update.
20813 (emit_library_call_value_1): Update.
20814 (store_one_arg): Update.
20815 * varasm.c (initialize_cold_section_name): Update.
20816 (unlikely_text_section): Update.
20817 (unlikely_text_section_p): Update.
20818 (assemble_start_function): Update.
20819 (assemble_end_function): Update.
20820 (default_section_type_flags): Update.
20821 (switch_to_section): Update.
20822 * integrate.c (set_decl_abstract_flags): Update.
20823 (get_hard_reg_initial_val): Update.
20824 (has_hard_reg_initial_val): Update.
20825 (allocate_initial_values): Update.
20826 * resource.c (init_resource_info): Update.
20827 * config/alpha/alpha.c (NUM_ARGS): Update.
20828 (direct_return): Update.
20829 (alpha_va_start): Update.
20830 (alpha_sa_size): Update.
20831 (alpha_initial_elimination_offset): Update.
20832 (alpha_expand_prologue): Update.
20833 (alpha_start_function): Update.
20834 (alpha_expand_epilogue): Update.
20835 (unicosmk_initial_elimination_offset):
20836 * config/alpha/alpha.md (call expander): Update.
20837 * config/s390/s390.c (s390_register_info): Update.
20838 (s390_register_info): Update.
20839 (s390_frame_info): Update.
20840 (s390_initial_elimination_offset): Update.
20841 (s390_build_builtin_va_list): Update.
20842 (s390_va_start): Update.
20843 * config/spu/spu.c (direct_return): Update.
20844 (spu_expand_prologue): Update.
20845 (spu_initial_elimination_offset): Update.
20846 (spu_build_builtin_va_list): Update.
20847 (spu_va_start): Update.
20848 * config/sparc/sparc.c (sparc_init_modes): Update.
20849 (sparc_compute_frame_size): Update.
20850 (function_value): Update.
20851 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20852 * config/i386/i386.md (return expander): Update.
20853 * config/i386/i386.c (ix86_va_start): Update.
20854 (ix86_can_use_return_insn_p): Update.
20855 (ix86_compute_frame_layout): Update.
20856 (ix86_expand_epilogue): Update.
20857 * config/sh/sh.c (output_stack_adjust): Update.
20858 (calc_live_regs): Update.
20859 (sh_expand_prologue): Update.
20860 (sh_builtin_saveregs): Update.
20861 (sh_va_start): Update.
20862 (initial_elimination_offset): Update.
20863 (sh_allocate_initial_value): Update.
20864 (sh_function_ok_for_sibcall): Update.
20865 (sh_get_pr_initial_val): Update.
20866 * config/sh/sh.md (return expander): Update.
20867 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20868 * config/crx/crx.c (crx_compute_frame): UPdate.
20869 (crx_initial_elimination_offset): UPdate.
20870 * config/xtensa/xtensa.c (compute_frame_size): Update
20871 (xtensa_builtin_saveregs): Update.
20872 (xtensa_va_start): Update.
20873 (order_regs_for_local_alloc): Update.
20874 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20875 (xstormy16_expand_builtin_va_start): Update.
20876 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20877 * config/m68hc11/m68hc11.md (return expanders): Update.
20878 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20879 (expand_epilogue): Update.
20880 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20881 (cris_simple_epilogue): Update.
20882 (cris_expand_prologue): Update.
20883 (cris_expand_epilogue): Update.
20884 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20885 (compute_frame_size): Update.
20886 * config/mt/mt.c (mt_compute_frame_size): Update.
20887 * config/mn10300/mn10300.c (expand_prologue): Update.
20888 (expand_epilogue): Update.
20889 (initial_offset): Update.
20890 (mn10300_builtin_saveregs):
20891 * config/mn10300/mn10300.md (return expander): Update.
20892 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20893 (ia64_initial_elimination_offset): Update.
20894 (ia64_initial_elimination_offset): Update.
20895 (ia64_expand_prologue): Update.
20896 * config/m68k/m68k.md (return expander): Update.
20897 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20898 (rs6000_stack_info): Update.
20899 * config/mcore/mcore.c (layout_mcore_frame): Update.
20900 (mcore_expand_prolog): Update.
20901 * config/arc/arc.c (arc_compute_frame_size): Update.
20902 * config/score/score3.c (score3_compute_frame_size): Update.
20903 * config/score/score7.c (score7_compute_frame_size): Update.
20904 * config/arm/arm.c (use_return_insn): Update.
20905 (thumb_find_work_register): Update.
20906 (arm_compute_save_reg_mask): Update.
20907 (arm_output_function_prologue): Update.
20908 (arm_output_epilogue): Update.
20909 (arm_size_return_regs): Update.
20910 (arm_get_frame_offsets): Update.
20911 (arm_expand_prologue): Update.
20912 (thumb_exit): Update.
20913 (thumb_unexpanded_epilogue): Update.
20914 (thumb1_output_function_prologue): Update.
20915 * config/pa/pa.md (return expander): Update.
20916 * config/pa/pa.c (compute_frame_size): Update.
20917 (hppa_builtin_saveregs): Update.
20918 * config/mips/mips.c (mips_va_start): Update.
20919 (mips16_build_function_stub): Update.
20920 (mips_compute_frame_info): Update.
20921 (mips_restore_gp): Update.
20922 (mips_output_function_prologue): Update.
20923 (mips_expand_prologue): Update.
20924 * config/v850/v850.c (compute_frame_size): Update.
20925 (expand_prologue): * config/mmix/mmix.c (along): update.
20926 (mmix_initial_elimination_offset): update.
20927 (mmix_reorg): update.
20928 (mmix_use_simple_return): update.
20929 (mmix_expand_prologue): update.
20930 (mmix_expand_epilogue): Update.
20931 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20932 (emit_link_insn): Update.
20934 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20936 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20937 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20939 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20942 2008-04-07 Jan Hubicka <jh@suse.cz>
20944 * function.h (rtl): Rename to x_rtl.
20945 (crtl): New define.
20946 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20947 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20948 used_temp_slots avail_temp_slots, temp_slot_level,
20949 nonlocal_goto_handler_labels): Update accesstors.
20950 (rtl): New global variable.
20951 (struct function): Move some fileds to rtl_data.
20952 (get_arg_pointer_save_area): Update prototype.
20953 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20954 get_arg_pointer_save_area.
20955 * expr.c (init_expr): Update
20956 * function.c (get_frame_size): Update
20957 (assign_stack_local): Update
20958 (expand_function_end): Update.
20959 (get_art_pointer_save_area): Update
20961 * emit-rtl.c (rtl): Declare.
20962 (regno_reg_rtx): Declare.
20963 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20965 (gen_reg_rtx): Update.
20966 * varasm.c (n_deferred_constatns): Update accestor.
20967 (init_varasm_status): Do not allocate varasm_status.
20968 (force_const_mem, get_pool_size, output_constant_pool): Update.
20969 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20970 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20971 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20972 * sparc/sparc.h (INIT_EXPANDERS): Update.
20973 * ia64/ia64.h (INIT_EXPANDERS): Update.
20975 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20977 * reload.c (push_secondary_reload): Add missing break to for loop.
20979 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20981 PR middle-end/PR28690
20982 * rtlanal.c: Update copyright years.
20983 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20984 as REG_POINTER and MEM_POINTER operands.
20985 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20986 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20987 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20988 * gcse.c: Update copyright years.
20989 (pre_delete): Call gen_reg_rtx_and_attrs.
20990 (hoist_code): Likewise.
20991 (build_store_vectors): Likewise.
20992 (delete_store): Likewise.
20993 * loop-invariant.c (move_invariant_reg): Likewise.
20994 Update copyright years.
20996 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20998 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20999 control string instead of quoted.
21001 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21003 * doc/rtl.texi: Rewrite of subreg section.
21005 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21008 * config/i386/i386.c (legitimize_pic_address): Add treating
21009 of dllimport SYM_REF's.
21010 (legitimize_dllimport_symbol): Add prototype.
21012 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21014 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21015 reference in constructor with non self-referential type.
21017 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21019 Removal of Return with Depressed Stack Pointer support
21020 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21021 (ECF_SP_DEPRESSED): Likewise.
21022 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21023 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21024 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21025 (expand_call): Do not test ECF_SP_DEPRESSED.
21026 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21027 * function.c (keep_stack_depressed): Delete.
21028 (handle_epilogue_set): Likewise.
21029 (update_epilogue_consts): Likewise.
21030 (emit_equiv_load): Likewise.
21031 (thread_prologue_and_epilogue_insns): Remove support for Return with
21032 Depressed Stack Pointer.
21033 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21035 2008-04-06 Richard Guenther <rguenther@suse.de>
21037 PR tree-optimization/35400
21038 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21039 information from SSA_NAMEs.
21041 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21043 * config/avr/avr.h (avr_mega_p): Remove declaration.
21044 (AVR_MEGA): Remove macro.
21045 * config/avr/avr.c (avr_mega_p): Remove variable.
21046 (avr_override_options): Remove inicializion of avr_mega_p.
21047 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21048 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21049 (avr_jump_mode): (Ditto.).
21050 (avr_output_progmem_section_asm_op): (Ditto.).
21051 (avr_asm_init_sections): (Ditto.).
21052 (avr_asm_init_sections): (Ditto.).
21053 (avr_rtx_costs): (Ditto.).
21054 * config/avr/avr.md: (Ditto.).
21055 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21058 2008-04-06 Richard Guenther <rguenther@suse.de>
21060 PR tree-optimization/35842
21061 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21062 is_gimple_invariant_address.
21064 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21066 * gcc.c (default_compilers): Sync Fortran extensions list with
21067 that in fortran/lang-specs.h.
21068 * doc/invoke.texi: Likewise.
21069 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21070 * dwarf2out.c (gen_compile_unit_die): Likewise.
21072 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21074 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21076 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21079 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21080 attribute is used for nested functions.
21082 2008-04-05 Jan Hubicka <jh@suse.cz>
21084 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21086 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21088 (dump_files): Update.
21089 (enable_rtl_dump_file): Do not accept letter argument.
21090 * tree-pass.h (dump_file_info): Remove letter argument.
21091 * toplev.c (decode_d_option): Update -da handling.
21092 * toplev.h (enable_rtl_dump_file): Update prototype.
21093 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21094 it out based on pass type.
21095 (register_dump_files_1): Likewise.
21096 (init_optimization_passes): Update register_one_dump_file calls.
21097 (execute_one_pass): Sanity check that IPA passes are called at IPA
21098 level and RTL passes at RTL level.
21099 (execute_pass_list): IPA pass can not be after or subpass of
21101 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21102 disallov RTL subpasses of IPA subpasses.
21104 2008-04-05 Ben Elliston <bje@au.ibm.com>
21106 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21107 builtins that return exactly once and do not throw. Cache call to
21110 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21112 PR rtl-optimization/34916
21113 PR middle-end/35519
21114 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21115 between instruction pairs.
21117 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21119 * doc/invoke.texi: Document -mbitops for SH.
21120 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21121 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21122 * config/sh/sh.c (print_operand): Add %t operand code.
21123 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21124 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21125 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21126 (extendqihi2): Likewise.
21127 (movqi_i): Likewise.
21128 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21129 (extv): Use bld instruction for SH2A if possible.
21131 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21132 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21133 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21134 (bset.b, bclr.b): Define peepholes.
21135 * config/sh/sh.opt (mbitops): New option.
21137 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21140 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21141 and view convert expression.
21143 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21146 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21148 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21150 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21152 * config/i386/cpuid.h (bit_AES): New.
21153 (bit_PCLMUL): Likewise.
21155 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21156 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21157 SSE2 if AES or PCLMUL is enabled.
21158 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21159 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21160 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21161 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21162 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21163 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21164 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21165 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21166 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21167 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21168 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21169 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21170 __builtin_ia32_aeskeygenassist128 and
21171 __builtin_ia32_pclmulqdq128.
21172 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21173 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21174 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21176 * config/i386/i386.h (TARGET_AES): New.
21177 (TARGET_PCLMUL): Likewise.
21178 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21180 * config/i386/i386.md (UNSPEC_AESENC): New.
21181 (UNSPEC_AESENCLAST): Likewise.
21182 (UNSPEC_AESDEC): Likewise.
21183 (UNSPEC_AESDECLAST): Likewise.
21184 (UNSPEC_AESIMC): Likewise.
21185 (UNSPEC_AESKEYGENASSIST): Likewise.
21186 (UNSPEC_PCLMUL): Likewise.
21188 * config/i386/i386.opt (maes): New.
21189 (mpclmul): Likewise.
21191 * config/i386/sse.md (aesenc): New pattern.
21192 (aesenclast): Likewise.
21193 (aesdec): Likewise.
21194 (aesdeclast): Likewise.
21195 (aesimc): Likewise.
21196 (aeskeygenassist): Likewise.
21197 (pclmulqdq): Likewise.
21199 * config/i386/wmmintrin.h: New.
21201 * doc/extend.texi: Document AES and PCLMUL built-in function.
21203 * doc/invoke.texi: Document -maes and -mpclmul.
21205 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21207 * function.c (free_after_parsing): Replace with
21208 cxx_push_function_context from C++ front-end.
21209 (allocate_struct_function): Don't call langhook.
21210 * langhooks.h (struct lang_hooks_for_functions): Delete.
21211 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21213 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21214 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21215 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21216 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21217 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21218 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21219 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21221 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21222 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21224 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21227 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21230 2008-04-04 Richard Guenther <rguenther@suse.de>
21232 PR middle-end/35823
21233 * fold-const.c (optimize_minmax_comparison): Use the correct
21234 type for the constant in the simplified comparison.
21236 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21238 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21239 Pass L2 size as "--param l2-cache-size" to the compiler.
21240 (decode_l2_cache): New function to decode L2 cache parameters using
21241 0x8000006 extended cpuid function.
21242 (detect_caches_amd): Determine parameters of L2 cache using
21243 decode_l2_caches function.
21244 (decode_caches_intel): Decode L2 cache parameters.
21245 (detect_caches_intel): Determine L2 cache parameters using
21246 decode_caches_intel and decode_l2_caches functions.
21248 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21250 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21251 secondary input reload for subword loads from the constant pool.
21253 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21256 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21257 constants of the appropriate size for runtime calculations.
21260 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21261 decimal-float literal constant zero.
21263 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21266 * c-parser.c (c_parser_omp_atomic): Call
21267 default_function_array_conversion on the RHS.
21269 PR middle-end/35818
21270 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21271 call is_variable_sized if decl has incomplete type.
21273 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21275 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21277 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21279 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21281 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21282 (sgt<u>): Merge sgt and sgtu into new expander.
21283 (sgt, sgtu): Remove expanders.
21284 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21285 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21286 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21287 *sgtu_<mode>_mips16 into new pattern.
21288 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21289 (sge<u>): Merge sge and sgeu into new expander.
21290 (sge, sgeu): Remove expanders.
21291 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21293 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21294 (slt<u>): Merge slt and sltu into new expander.
21295 (slt, sltu): Remove expanders.
21296 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21297 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21298 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21299 *sltu_<mode>_mips16 into new pattern.
21300 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21301 (sle<u>): Merge sle and sleu into new expander.
21302 (sle, sleu): Remove expanders.
21303 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21304 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21305 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21306 *sleu_<mode>_mips16 into new pattern.
21307 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21309 2008-04-03 Jan Hubicka <jh@suse.cz>
21311 PR tree-optimization/35795
21312 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21313 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21314 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21315 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21316 * score/score3.c (score3_output_mi_thunk): Likewise.
21317 * score/score7.c (score7_output_mi_thunk): Likewise.
21318 * mips/mips.c (mips_output_mi_thunk): Likewise.
21320 2008-04-03 Richard Guenther <rguenther@suse.de>
21322 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21323 conversions. Simplify code.
21325 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21327 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21329 2008-04-03 Tom Tromey <tromey@redhat.com>
21330 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21332 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21333 * config/bfin/t-bfin-linux (generated_files): Add
21334 linux-sysroot-suffix.h.
21335 * doc/install.texi (Prerequisites): Require make 3.80.
21336 * doc/sourcebuild.texi (Front End Directory): Document new
21338 * Makefile.in (generated_files): New variable.
21339 (ALL_HOST_OBJS): New variable.
21340 ($(ALL_HOST_OBJS)): New target.
21342 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21344 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21345 (remap_block): Call id->transform_lang_insert_block instead
21347 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21348 Set id.transform_lang_insert_block to NULL.
21349 (clone_body): Move to cp/optimize.c
21350 * tree-inline.h (struct copy_body_data): Change
21351 transform_lang_insert_block to function pointer.
21352 (copy_generic_body, copy_decl_no_change): Export.
21353 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21354 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21355 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21357 * c-tree.h (insert_block): Kill.
21358 * c-decl.c (insert_block): Kill.
21360 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21362 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21363 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21364 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21366 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21367 argument, call {push,pop}_function_context from here.
21368 * c-parser.c: Use c_{push,pop}_function_context.
21370 * function.c (push_function_context_to): Move meat ...
21371 (push_function_context): ... here. Simplify.
21372 * function.c (pop_function_context_from): Move meat ...
21373 (pop_function_context): ... here. Simplify.
21374 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21376 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21377 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21378 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21379 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21381 2008-04-03 Ben Elliston <bje@au.ibm.com>
21383 * expmed.c (extract_force_align_mem_bit_field): Remove.
21385 2008-04-03 Richard Guenther <rguenther@suse.de>
21387 PR middle-end/35800
21388 * expr.h (try_casesi): Adjust prototype.
21389 * expr.c (try_casesi): Take fallback label as extra parameter.
21390 Use that for gen_casesi if default_label is NULL.
21391 * stmt.c (expand_case): Pass fallback label to try_casesi,
21392 make sure to fill gaps with a fallback label if default_label
21395 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21398 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21400 2008-04-03 Ben Elliston <bje@au.ibm.com>
21402 * expmed.c (extract_split_bit_field): Remove if (0) code.
21403 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21404 (do_ds_constraint): Likewise.
21406 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21408 * doc/cppopts.texi (-dU): Document.
21409 * c-common.h (flag_dump_macros): Update comment.
21410 * c-opts.c (handle_OPT_d): Handle -dU.
21411 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21412 dump_queued_macros, cb_used_define, cb_used_undef): New.
21413 (init_pp_output): Handle -dU.
21414 (cb_line_change): Call dump_queued_macros.
21415 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21417 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21419 * config/avr/predicates.md (io_address_operand): New predicate.
21420 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21421 * config/avr/avr.c (avr_io_address_p): Remove function.
21422 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21423 'avr_io_address_p' function.
21424 (out_movhi_r_mr): (Ditto.).
21425 (out_movqi_mr_r): (Ditto.).
21426 (out_movhi_mr_r): (Ditto.).
21427 (avr_address_cost): (Ditto.).
21429 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21431 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21432 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21433 in 32bit mode when XMM registers are available to avoid store
21435 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21436 corresponding post-reload splitters.
21438 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21440 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21441 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21442 __builtin_ia32_roundss.
21443 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21444 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21445 __builtin_ia32_roundss.
21446 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21447 IX86_BUILTIN_SHUFPD here.
21449 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21451 * config/i386/i386.md (plogic): New.
21452 (plogicprefix): Likewise.
21454 * config/i386/mmx.md (mmx_<code><mode>3): New.
21455 (mmx_and<mode>3): Removed.
21456 (mmx_ior<mode>3): Likewise.
21457 (mmx_xor<mode>3): Likewise.
21459 * config/i386/sse.md (<code><mode>3): New.
21460 (*<code><mode>3): Likewise.
21461 (*<code><mode>3): Likewise.
21462 (<code><mode>3): Likewise.
21463 (*sse_<code><mode>3): Likewise.
21464 (*sse2_<code><mode>3): Likewise.
21465 (<code>tf3): Likewise.
21466 (*<code>tf3): Likewise.
21467 (and<mode>3): Likewise.
21468 (*and<mode>3): Likewise.
21469 (ior<mode>3): Removed.
21470 (*ior<mode>3): Likewise.
21471 (xor<mode>3): Likewise.
21472 (*xor<mode>3): Likewise.
21473 (*and<mode>3): Likewise.
21474 (*ior<mode>3): Likewise.
21475 (*xor<mode>3): Likewise.
21476 (and<mode>3): Likewise.
21477 (*sse_and<mode>3): Likewise.
21478 (*sse2_and<mode>3): Likewise.
21479 (andtf3): Likewise.
21480 (*andtf3): Likewise.
21481 (ior<mode>3): Likewise.
21482 (*sse_ior<mode>3): Likewise.
21483 (*sse2_ior<mode>3): Likewise.
21484 (iortf3): Likewise.
21485 (*iortf3): Likewise.
21486 (xor<mode>3): Likewise.
21487 (*sse_xor<mode>3): Likewise.
21488 (*sse2_xor<mode>3): Likewise.
21489 (xortf3): Likewise.
21490 (*xortf3): Likewise.
21492 2008-04-02 Richard Guenther <rguenther@suse.de>
21494 PR tree-optimization/14495
21495 PR tree-optimization/34793
21496 * tree-vrp.c (struct switch_update): New structure.
21497 (to_remove_edges, to_update_switch_stmts): New VECs.
21498 (simplify_switch_using_ranges): New function. Remove not taken
21499 case labels and edges.
21500 (simplify_stmt_using_ranges): Call it.
21501 (identify_jump_threads): Mark edges we have queued for removal
21502 so we don't thread them.
21503 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21505 * tree-cfg.c (group_case_labels): Deal with missing default label.
21506 (tree_verify_flow_info): Allow missing default label.
21507 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21508 (emit_case_nodes): Likewise.
21509 (expand_case): Do not rely on the default label to be present.
21510 * expr.c (try_casesi): Deal with NULL default_label.
21511 (do_tablejump): Likewise.
21513 2008-04-02 Richard Guenther <rguenther@suse.de>
21515 PR tree-optimization/14495
21516 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21517 SWITCH_EXPR here ...
21518 (vrp_visit_switch_stmt): ... but here (new function).
21519 (find_case_label_index): New helper function.
21520 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21522 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21524 * fwprop.c: Fix ISO-C99ism.
21526 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21529 * Makefile.in (objdir): Set it here.
21530 * configure.ac: Not here. Find dynamic linker characteristics.
21531 * exec-tool.in: Use them.
21532 * aclocal.m4: Regenerate.
21533 * configure: Regenerate.
21535 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21537 * expr.c (expand_var): Delete it.
21538 * expr.h (expand_var): Delete prototype.
21539 * function.c (expand_function_start): Use expand_decl instead.
21540 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21543 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21545 PR rtl-optimization/35542
21546 * fwprop.c (forward_propagate_and_simplify): Replace
21547 loc_reg_mentioned_in_p with reg_mentioned_p.
21549 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21551 PR rtl-optimization/35281
21552 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21553 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21554 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21555 (varying_mem_p): Move above propagate_rtx.
21556 (all_uses_available_at): Do not check MEMs.
21558 2008-04-02 Rafael Espíndola <espindola@google.com>
21560 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21561 (register_edge_assert_for_2): Split the cond argument.
21562 (register_edge_assert_for_1): Adjust for the change in
21563 register_edge_assert_for_2.
21564 (register_edge_assert_for): Split the cond argument.
21565 (find_switch_asserts): Adjust for the change in
21566 register_edge_assert_for.
21568 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21570 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21571 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21572 offsets for 64-bit mingw.
21573 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21574 abi for x86_64-pc-mingw.
21576 2008-04-02 Richard Guenther <rguenther@suse.de>
21578 * tree-vrp.c (extract_range_from_assert): Make sure to not
21579 produce range min/max with TREE_OVERFOW set.
21580 If merging a anti-range and a range keep the anti-range if
21581 the range covers all values of the type.
21582 (register_edge_assert_for_2): Only allow sign-changing
21583 conversions in detecting canonical range checks. Also
21584 register an assert for the unsigned name if useful.
21586 PR tree-optimization/35787
21587 * tree-vrp.c (vrp_val_max): New function.
21588 (vrp_val_min): Likewise.
21589 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21590 (vrp_val_is_min): Likewise.
21591 (supports_overflow_infinity): Use vrp_val_{min,max}.
21592 (negative_overflow_infinity): Likewise.
21593 (positive_overflow_infinity): Likewise.
21594 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21595 (is_positive_overflow_infinity): Likewise.
21596 (is_overflow_infinity): Likewise.
21597 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21598 vrp_val_is_{min,max}.
21599 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21600 to ranges if possible. Avoid empty ranges.
21602 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21604 PR middle-end/35705
21605 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21606 the expression is a function address.
21608 2008-04-01 George Helffrich <george@gcc.gnu.org>
21610 PR fortran/35154, fortran/23057
21611 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21612 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21613 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21614 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21616 (dbxout_syms): Check for COMMON-based symbol and wrap in
21617 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21618 in bracket for efficiency.
21620 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21621 using DW_TAG_common_block + member offset.
21622 (add_pubname_string): New function.
21623 (dw_expand_expr): New function to find block name and offset for
21625 (common_check): New function to check whether symbol in Fortran COMMON.
21626 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21628 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21631 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21633 2008-04-02 Ben Elliston <bje@au.ibm.com>
21635 * config/v850/v850.md (casesi): Remove if (0) code.
21636 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21637 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21639 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21641 * config/i386/i386.md (rex64suffix): New mode attribute.
21642 (floathi<mode>2): Disable expander for SSE math.
21643 (*floathi<mode>2_1): New insn insn_and_split pattern.
21644 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21645 corresponding post-reload splitters.
21646 (*floathi<mode>2_i387): New macroized insn pattern.
21647 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21648 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21649 insn_and_split pattern.
21650 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21651 New macroized instruction patterns and corresponding post-reload
21653 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21654 and corresponding post-reload splitters.
21655 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21656 New macroized instruction patterns.
21657 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21658 macroized instruction patterns and corresponding post-reload splitters.
21659 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21660 corresponding post-reload splitters.
21661 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21662 New macroized instruction patterns.
21663 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21664 corresponding post-reload splitters.
21665 (*floatsi<mode>2_i387): New macroized instruction patterns.
21667 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21669 * config/i386/i386.md (smaxmin): New.
21670 (umaxmin): Likewise.
21671 (maxminiprefix): Likewise.
21672 (maxminfprefix): Likewise.
21673 (<code><mode>3): Likewise.
21674 (smin<mode>3): Removed.
21675 (smax<mode>3): Likewise.
21677 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21678 (mmx_<code>v4hi3): Likewise.
21679 (mmx_<code>v8qi3): Likewise.
21680 (mmx_smaxv2sf3): Removed.
21681 (mmx_sminv2sf3): Likewise.
21682 (mmx_umaxv8qi3): Likewise.
21683 (mmx_smaxv4hi3): Likewise.
21684 (mmx_uminv8qi3): Likewise.
21685 (mmx_sminv4hi3): Likewise.
21687 * config/i386/sse.md (<addsub><mode>3): New.
21688 (*<addsub><mode>3): Likewise.
21689 (<sse>_vm<addsub><mode>3): Likewise.
21690 (<maxmin><mode>3): Likewise.
21691 (*<maxmin><mode>3_finite): Likewise.
21692 (*<maxmin><mode>3): Likewise.
21693 (<sse>_vm<maxmin><mode>3): Likewise.
21694 (sse3_h<addsub>v4sf3): Likewise.
21695 (sse3_h<addsub>v2df3): Likewise.
21696 (<maxmin>v16qi3): Likewise.
21697 (*<maxmin>v16qi3): Likewise.
21698 (<maxmin>v8hi3): Likewise.
21699 (*<maxmin>v8hi3): Likewise.
21700 (*sse4_1_<maxmin><mode>3): Likewise.
21701 (*sse4_1_<maxmin><mode>3): Likewise.
21702 (add<mode>3): Removed.
21703 (*add<mode>3): Likewise.
21704 (<sse>_vmadd<mode>3): Likewise.
21705 (sub<mode>3): Likewise.
21706 (*sub<mode>3): Likewise.
21707 (<sse>_vmsub<mode>3): Likewise.
21708 (smin<mode>3): Likewise.
21709 (*smin<mode>3_finite): Likewise.
21710 (*smin<mode>3): Likewise.
21711 (<sse>_vmsmin<mode>3): Likewise.
21712 (smax<mode>3): Likewise.
21713 (*smax<mode>3_finite): Likewise.
21714 (*smax<mode>3): Likewise.
21715 (<sse>_vmsmax<mode>3): Likewise.
21716 (sse3_haddv4sf3): Likewise.
21717 (sse3_haddv2df3): Likewise.
21718 (sse3_hsubv4sf3): Likewise.
21719 (sse3_hsubv2df3): Likewise.
21720 (umaxv16qi3): Likewise.
21721 (*umaxv16qi3): Likewise.
21722 (smaxv8hi3): Likewise.
21723 (*smaxv8hi3): Likewise.
21724 (*sse4_1_smax<mode>3): Likewise.
21725 (*sse4_1_umax<mode>3): Likewise.
21726 (uminv16qi3): Likewise.
21727 (*uminv16qi3): Likewise.
21728 (sminv8hi3): Likewise.
21729 (*sminv8hi3): Likewise.
21730 (*sse4_1_smin<mode>3): Likewise.
21731 (*sse4_1_umin<mode>3): Likewise.
21733 2008-04-01 Rafael Espíndola <espindola@google.com>
21735 * tree-cfg.c (verify_expr): remove in_phi.
21736 (verify_stmt): Don't call walk_tree with verify_expr. Use
21737 is_gimple_min_invariant instead of is_gimple_val.
21739 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21741 * doc/include/gpl_v3.texi: Update for manpage generation.
21742 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21744 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21745 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21746 gpl_v3.texi instead of gpl.texi.
21749 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21752 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21754 2008-04-01 Rafael Espíndola <espindola@google.com>
21756 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21757 (extract_code_and_val_from_cond): Use
21758 extract_code_and_val_from_cond_with_ops.
21760 2008-04-01 Jan Hubicka <jh@suse.cz>
21762 * function.c (free_after_compilation): Free epilogue_delay_list.
21763 (prepare_function_start): Assert that previous compilation was freed.
21765 2008-04-01 Jan Hubicka <jh@suse.cz>
21766 Jim Wilson <wilson@tuliptree.org>
21767 Andreas Tobler <andreast@gcc.gnu.org>
21769 PR middle-end/35781
21770 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21771 rtl.emit instead cfun->emit.
21772 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21773 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21775 2008-04-01 Ben Elliston <bje@au.ibm.com>
21777 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21779 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21781 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21783 (fprofile-use): Add var flag_profile_use
21784 * coverage.c (coverage_begin_output): Do not open a gcno file for
21785 output only if -ftest-coverage is set.
21786 Do not add getpwd() to gcda file path.
21787 (build_gcov_info): Check the new flag
21788 flag_profile_datafile_relative_path.
21789 (coverage_init): Use profile_data_prefix.
21790 Read profile counter only if flag_profile_use is set.
21791 * opts.c (common_handle_option): New option fprofile-use=,
21792 fprofile-dir=, fprofile-generate=.
21793 * toplev.c (profile_data_prefix): New variable definition.
21794 * toplev.h (profile_data_prefix): New declaration.
21795 * doc/invoke.tex (Option Summary, Optimization Options):
21798 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21800 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21801 use tmp consistently.
21804 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21805 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21806 UNSPEC_FR_RECIP_APPROX_RES.
21807 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21809 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21812 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21814 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21816 PR middle-end/30186
21817 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21818 element of the vector via a pointer.
21820 2008-03-31 Ian Lance Taylor <iant@google.com>
21822 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21824 2008-03-31 Jan Hubicka <jh@suse.cz>
21826 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21827 get_arg_pointer_save_area.
21828 * expr.c (init_expr): Just clear out rtl.expr.
21829 * function.c (free_after_compilation): Clear out whole RTL structure.
21830 (get_func_frame_size): Merge into ...
21831 (get_frame_size): ... this one.
21832 (assign_stack_local_1): Merge into ...
21833 (assign_stack_local): ... this one.
21834 (expand_function_end): Update call of get_arg_pointer_save_area.
21835 (get_art_pointer_save_area): Remove cfun argument.
21836 * function.h (emit_status): regno_pointer_align does not need length
21837 attribute. Move x_regno_reg_rtx to ...
21838 (regno_reg_rtx): ... new global array.
21839 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21840 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21841 apply_args_value, forced_labels, stack_pointer_delta):
21843 (struct varasm_status): Move here from varasm.c
21844 (struct rtl_data): New. Move here some fields from struct function.
21845 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21846 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21847 used_temp_slots avail_temp_slots, temp_slot_level,
21848 nonlocal_goto_handler_labels): Update accesstors.
21849 (rtl): New global variable.
21850 (struct function): Move some fileds to rtl_data.
21851 (get_arg_pointer_save_area): Update prototype.
21852 * emit-rtl.c (rtl): Declare.
21853 (regno_reg_rtx): Declare.
21854 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21856 (gen_reg_rtx): Update.
21857 (init_virtual_regs): Do not tate emit_status argument.
21858 (init_emit): Do not allocate emit.
21859 * varasm.c (varasm_statuc): Move to function.h.
21860 (n_deferred_constatns): Update accestor.
21861 (init_varasm_status): Do not allocate varasm_status.
21862 (force_const_mem, get_pool_size, output_constant_pool): Update.
21863 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21864 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21866 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21868 PR rtl-optimization/35729
21869 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21872 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21875 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21876 load/store if memory is unaligned.
21877 (*movti_rex64): Likewise.
21879 * config/i386/predicates.md (misaligned_operand): New.
21881 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21884 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21887 2008-03-31 Jan Beulich <jbeulich@novell.com>
21889 * config/ia64/constraints.md: Add 'j' constraint.
21890 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21891 (movdi_internal): Likewise.
21893 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21896 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21898 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21901 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21902 proper error message for the third argument on blendpd and
21905 * config/i386/sse.md (blendbits): New.
21906 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21908 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21910 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21912 2008-03-30 Richard Guenther <rguenther@suse.de>
21914 PR middle-end/31023
21915 * fold-const.c (fold_sign_changed_comparison): Do leave
21916 conversions to base-types alone.
21918 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21920 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21921 the link register if one altivec register is be saved.
21923 2008-03-30 Ben Elliston <bje@au.ibm.com>
21925 * final.c (final_scan_insn): Remove if (0) code.
21927 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21929 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21931 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21933 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21934 of V4SFmode to ix86_binary_operator_ok.
21936 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21938 * config/i386/i386.c (override_options): Initialize
21939 ix86_veclib_handler to ix86_veclibabi_svml when
21940 -mveclibabi=svml is used.
21941 (ix86_veclibabi_svml): New function for SVML ABI style
21942 vectorization support.
21943 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21945 2008-03-28 Rafael Espíndola <espindola@google.com>
21947 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21948 (tree_binary_nonnegative_warnv_p): Make it public.
21949 (tree_single_nonnegative_warnv_p): Make it public.
21950 (tree_invalid_nonnegative_warnv_p): Make it public.
21951 (tree_unary_nonzero_warnv_p): Make it public.
21952 (tree_binary_nonzero_warnv_p): Make it public
21953 (tree_single_nonzero_warnv_p): Make it public.
21954 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21955 (extract_range_from_binary_expr): Split the expr argument.
21956 (extract_range_from_unary_expr): Split the expr argument.
21957 (extract_range_from_comparison): Split the expr argument.
21958 (extract_range_from_expr): Use the new aux functions.
21959 (vrp_evaluate_conditional_warnv): Use
21960 vrp_evaluate_conditional_warnv_with_ops.
21961 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21962 (tree_binary_nonzero_warnv_p): Declare.
21963 (tree_single_nonzero_warnv_p): Declare.
21964 (tree_expr_nonzero_warnv_p): Declare.
21965 (tree_unary_nonnegative_warnv_p): Declare.
21966 (tree_binary_nonnegative_warnv_p): Declare.
21967 (tree_single_nonnegative_warnv_p): Declare.
21968 (tree_invalid_nonnegative_warnv_p): Declare.
21970 2008-03-28 Richard Guenther <rguenther@suse.de>
21972 PR tree-optimization/30317
21973 PR tree-optimization/30911
21974 PR tree-optimization/34793
21975 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21976 (struct assert_locus_d): New member EXPR.
21977 (register_new_assert_for): Add EXPR parameter to support
21978 ASSERT_EXPR <name, expr OP limit>.
21979 (register_edge_assert_for_1): Adjust callers.
21980 (find_assert_locations): Likewise.
21981 (process_assert_insertions_for): Build condition from expression.
21982 (extract_range_from_assert): Handle ASSERT_EXPRs
21983 of the form ASSERT_EXPR <name, expr OP limit>.
21984 (register_edge_assert_for_2): New helper registering
21985 asserts for comparisons. Recognize range tests of the form
21986 (unsigned)i - CST1 OP CST2.
21987 (register_edge_assert_for_1): Use it.
21988 (register_edge_assert_for): Likewise.
21989 (needs_overflow_infinity): Integer sub-types
21990 do not need overflow infinities.
21991 (vrp_val_is_max): The extreme values of integer sub-types
21992 are those of the base type.
21993 (vrp_val_is_min): Likewise.
21994 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21997 2008-03-28 Nick Clifton <nickc@redhat.com>
22000 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22001 Return GENERAL_REGS for stack adjustment reloads.
22003 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22006 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22007 const_vector when all the vectors are constant.
22009 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22011 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22013 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22014 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22016 (s<code>_sf): Use new scc_sf attribute for opcode names.
22018 2008-03-27 Tom Tromey <tromey@redhat.com>
22020 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22021 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22022 config/spu/t-spu-elf, config/i386/t-interix,
22023 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22024 config/i386/x-darwin, config/i386/x-mingw32,
22025 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22026 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22027 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22028 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22029 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22030 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22031 config/score/t-score-elf, config/arm/t-strongarm-pe,
22032 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22033 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22034 Revert automatic dependency patch.
22036 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22039 * config/i386/i386.c (ix86_function_arg_boundary): Align
22040 decimal floating point to its natural boundary.
22042 2008-03-27 Richard Guenther <rguenther@suse.de>
22044 PR middle-end/35716
22045 * fold-const.c (fold_comparison): Restrict distinct decl
22046 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22047 solely rely on operand_equal_p.
22049 2008-03-27 Richard Guenther <rguenther@suse.de>
22052 * c-common.c (handle_weak_attribute): Reject combination of
22055 2008-03-27 Richard Guenther <rguenther@suse.de>
22057 PR tree-optimization/32810
22058 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22059 conversions from DECL_INITIAL.
22060 (fold_const_aggregate_ref): Likewise from constructor elements.
22062 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22064 * tree-affine.h (aff_combination_expand): Declare.
22065 (get_inner_reference_aff): Likewise.
22066 * tree-affine.c (aff_combination_expand): Split out from
22067 tree_to_aff_combination_expand.
22068 (get_inner_reference_aff): New function.
22069 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22070 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22071 (struct lim_aux_data): sm_done field removed.
22072 (mem_ref_loc_p, mem_ref_locs_p): New types.
22073 (struct mem_ref): Added id, stored, accesses_in_loop,
22074 indep_loop, dep_loop, indep_ref, dep_ref fields.
22075 Removed is_stored, locs and next fields.
22076 (memory_accesses): New variable.
22077 (movement_possibility): Do not allow moving statements
22078 that store to memory.
22079 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22081 (determine_max_movement): For statements with memory references,
22082 find the outermost loop in that the reference is independent.
22083 (move_computations_stmt): Mark the virtual operands for renaming.
22084 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22085 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22086 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22087 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22088 create_vop_ref_mapping, analyze_memory_references,
22089 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22090 get_all_locs_in_loop, ref_always_accessed_p,
22091 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22092 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22093 store_motion_loop, store_motion): New functions.
22094 (struct vop_to_refs_elt): New type.
22095 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22096 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22097 (schedule_sm): Replaced by...
22098 (execute_sm): ... this.
22099 (determine_lsm_ref, hoist_memory_references,
22100 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22101 find_more_ref_vops, free_mem_ref, free_mem_refs,
22102 determine_lsm_loop, determine_lsm): Removed.
22103 (tree_ssa_lim_finalize): Free data structures used by store motion.
22104 (tree_ssa_lim): Call analyze_memory_references. Use
22105 store_motion instead of determine_lsm.
22107 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22109 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22110 rename tmake_file to m68hc11/t-m68hc11.
22111 (mcore): Set inhibit_libc to true.
22112 * config.host (alpha*-dec-*vms*): Set extra_programs.
22113 (interix3*): Don't use host_xmake_file.
22114 * configure.ac: Let config.gcc override inhibit_libc.
22115 * configure: Regenerate.
22117 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22118 * config/t-openbsd-thread: Remove commented out lines.
22120 * config/x-interix: Remove.
22122 * config/m68hc11/t-m68hc11-gas: Rename to...
22123 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22125 * config/mcore/t-mcore: Remove T_CFLAGS.
22126 * config/mcore/t-mcore-pe: Likewise.
22128 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22130 * configure.ac: Replace custom __GNU_SOURCE test with
22131 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22132 * aclocal.m4: Regenerate.
22133 * configure: Regenerate.
22134 * config.in: Regenerate.
22136 2008-03-27 Richard Guenther <rguenther@suse.de>
22138 * fold-const.c (target.h): Include.
22139 (fold_comparison): Fold comparison of addresses of decls
22140 that bind locally or of constants. Consolidate address folding code.
22141 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22142 results from fold_binary_to_constant.
22143 (compare_values_warnv): Likewise.
22145 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22147 PR middle-end/35429
22148 * fold-const.c (fold_truthop): Check for integeral types when folding
22149 a == 0 && b == 0 and a != 0 || b != 0 .
22151 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22153 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22155 2008-03-26 Andreas Schwab <schwab@suse.de>
22157 * doc/invoke.texi: Fix use of @item vs. @itemx.
22159 2008-03-26 Tom Tromey <tromey@redhat.com>
22161 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22162 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22163 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22164 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22165 build/genconstants.o, build/genemit.o, build/genextract.o,
22166 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22167 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22170 2008-03-26 Richard Guenther <rguenther@suse.de>
22173 2008-03-26 Richard Guenther <rguenther@suse.de>
22175 * fold-const.c (target.h): Include.
22176 (fold_comparison): Fold comparison of addresses of two decls
22177 that bind locally. Consolidate address folding code.
22179 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22181 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22182 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22183 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22184 dconstsqrt2, dconstthird, dconste and/or dconst10.
22185 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22186 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22187 dconstsqrt2, dconste): Delete.
22188 (init_emit_once): Likewise. Simplify initializing dconstm1.
22190 * real.c (get_real_const): New.
22191 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22192 dconstsqrt2, dconste): Delete.
22193 (real_value_const, get_real_const): New.
22195 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22197 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22199 * config/i386/i386.c (ix86_function_arg_boundary): Check
22200 BIGGEST_ALIGNMENT instead of 128.
22201 (setup_incoming_varargs_64): Likewise.
22203 2008-03-26 Tom Tromey <tromey@redhat.com>
22205 * Makefile.in (DEPFILES): Add missing '/'.
22207 2008-03-26 Richard Guenther <rguenther@suse.de>
22209 * fold-const.c (target.h): Include.
22210 (fold_comparison): Fold comparison of addresses of two decls
22211 that bind locally. Consolidate address folding code.
22213 2008-03-26 Nick Clifton <nickc@redhat.com>
22216 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22217 not allow INT+INT as a legitimate addressing mode.
22219 2008-03-26 Richard Guenther <rguenther@suse.de>
22221 * tree-flow.h (widen_bitfield): Remove declaration.
22222 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22223 (widen_bitfield): Remove function.
22224 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22227 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22230 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22233 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22235 PR rtl-optimization/35232
22236 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22237 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22238 reg_reloaded_call_part_clobbered here.
22239 (reload_regs_reach_end_p): New function.
22240 (reload_reg_rtx_for_input): New variable.
22241 (reload_reg_rtx_for_output): Likewise.
22242 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22243 when reassigning a pseudo register. Load reloadreg from
22244 reload_reg_rtx_for_input, moving the mode and register
22246 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22247 instead of the original when deciding whether an input reload
22248 would be a no-op or whether an output reload can be deleted.
22249 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22250 when setting up new_spill_reg_store. Load it from
22251 reload_reg_rtx_for_output, moving the mode and register
22253 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22254 instead of the original when deciding whether an output reload
22255 would be a no-op. Do the same when modifying insn notes.
22256 Use rtx_equal_p instead of == to compare the registers.
22257 (inherit_piecemeal_p): Take a mode and two register numbers
22259 (emit_reload_insns): Clear new_spill_reg_store for every hard
22260 register in the reload register. Remove spill registers
22261 from reg_reloaded_valid before considering whether to record
22262 inheritance information for them. Use reload_reg_rtx_for_output
22263 instead of reg_rtx when recording output reloads. Use
22264 reload_reg_rtx_for_input instead of reg_rtx when recording
22265 input reloads. Set or clear reg_reloaded_call_part_clobbered
22266 at the same time as setting reg_reloaded_valid.
22267 (delete_output_reload): Add a new_reload_reg parameter and use it
22268 instead of rld[j].reg_rtx.
22269 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22272 2008-03-25 Tom Tromey <tromey@redhat.com>
22274 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22275 (build/genattr.o): Likewise.
22276 (build/genattrtab.o): Likewise.
22277 (build/gencodes.o): Likewise.
22278 (build/genconfig.o): Likewise.
22279 (build/genconstants.o): Likewise.
22280 (build/genemit.o): Likewise.
22281 (build/genextract.o): Likewise.
22282 (build/genflags.o): Likewise.
22284 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22286 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22287 instead of size_int for integer types.
22288 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22289 to match type of MINUS_EXPR.
22291 2008-03-25 Tom Tromey <tromey@redhat.com>
22293 * configure: Rebuilt.
22294 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22297 2008-03-25 Tom Tromey <tromey@redhat.com>
22299 * config/x-solaris (host-solaris.o): Update.
22300 * config/x-linux (host-linux.o): Update.
22301 * config/x-hpux (host-hpux.o): Update.
22302 * config/x-darwin (host-darwin.o): Update.
22303 * config/v850/t-v850e (v850-c.o): Update.
22304 * config/v850/t-v850 (v850-c.o): Update.
22305 * config/t-vxworks (vxworks.o): Update.
22306 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22307 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22308 * config/spu/t-spu-elf (spu-c.o): Update.
22310 * config/sh/t-symbian (sh-c.o): Update.
22311 (symbian.o): Update.
22312 * config/sh/t-sh (sh-c.o): Update.
22313 * config/score/t-score-elf (score7.o, score3.o): Update.
22314 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22315 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22316 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22317 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22318 (rs6000.o): Remove.
22319 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22320 * config/m32c/t-m32c (m32c-pragma.o): Update.
22321 * config/ia64/t-ia64 (ia64-c.o): Update.
22322 * config/i386/x-mingw32 (host-mingw32.o): Update.
22323 * config/i386/x-i386 (driver-i386.o): Update.
22324 * config/i386/x-darwin (host-i386-darwin.o): Update.
22325 * config/i386/x-cygwin (host-cygwin.o): Update.
22326 * config/i386/t-nwld (nwld.o): Update.
22327 * config/i386/t-netware (netware.o): Update.
22328 * config/i386/t-interix (winnt.o): Update.
22329 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22330 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22331 msformat-c.o): Update.
22332 * config/bfin/t-bfin-linux (generated_files): Add
22333 linux-sysroot-suffix.h.
22334 * config/arm/t-wince-pe (pe.o): Update.
22335 * config/arm/t-strongarm-pe (pe.o): Update.
22336 * config/arm/t-pe (pe.o): Update.
22337 * config/arm/t-arm (arm-c.o): Update.
22338 * doc/install.texi (Prerequisites): Require make 3.80.
22339 * Makefile.in: Remove .o targets.
22340 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22341 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22342 (simple_generated_h, simple_generated_c): Move earlier.
22343 (generated_files): New variable.
22344 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22345 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22346 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22347 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22348 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22349 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22350 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22351 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22352 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22353 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22354 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22355 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22357 (COMPILE.base, COMPILE): New variables.
22358 (%.o): New pattern rule.
22359 (ALL_HOST_OBJS): New variable.
22360 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22361 (dummy-checksum.o, cc1-checksum.o): Remove.
22362 (DRIVER_SHLIB): New variable.
22363 (DRIVER_DEFINES): Use it.
22364 (gencondmd.c): Move out of build/.
22365 (s-conditions): Update.
22366 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22367 (ALL_BUILD_OBJS): Likewise.
22368 (build/%.o): Use BUILDCOMPILE.
22369 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22370 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22371 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22372 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22373 build/genconfig.o, build/genconstants.o, build/genemit.o,
22374 build/genextract.o, build/genflags.o, build/genmddeps.o,
22375 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22376 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22377 build/gen-protos.o, build/scan.o, build/fix-header.o,
22378 build/scan-decls.o): Simplify.
22379 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22380 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22381 prefix.o, toplev.o): Reduce to variable setting.
22382 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22383 ($(out_object_file), gcc-options.o): New targets.
22384 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22385 * configure: Rebuilt.
22386 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22387 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22389 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22391 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22392 complain when we hit an error, return ERROR_MARK_NODE.
22394 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22396 * config/sh/constraints.md (Pso, Psz): New constraints.
22397 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22398 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22400 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22402 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22403 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22405 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22407 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22408 (prefetch_sh2a): New.
22410 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22411 Naveen.H.S <naveen.hs@kpitcummins.com>
22413 * config/sh/constraints.md (I28): New constraint.
22414 * config/sh/sh.c (broken_move): Add support for movi20s.
22415 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22417 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22418 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22419 Naveen.H.S <naveen.hs@kpitcummins.com>
22421 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22422 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22423 (print_operand): Handle resbank in %@ operand code.
22424 (sh_encode_section_info): New.
22425 (push_regs): Add conditions for resbank.
22426 (sh_expand_epilogue): Likewise.
22427 (sh_insert_attributes): Likewise.
22428 (sh_attribute_table): Likewise.
22429 (sh_handle_resbank_handler_attribute): New.
22430 (sh2a_handle_function_vector_handler_attribute): New.
22431 (sh2a_is_function_vector_call): New.
22432 (sh2a_get_function_vector_number): New.
22433 (sh2a_function_vector_p): New.
22434 (sh_cfun_resbank_handler_p): New.
22435 * config/sh/sh.md (calli): Emit jsr/n if possible.
22436 (calli_tbr_rel): New.
22437 (calli_pcrel): Emit jsr/n if possible.
22438 (return_i): Emit rts/n if possible.
22439 (call_valuei_tbr_rel): New.
22440 (call_valuei_pcrel): Add condition for SH2A target.
22441 (call_value): Likewise.
22442 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22443 (sh2a_get_function_vector_number): Likewise.
22444 (sh2a_is_function_vector_call): Likewise.
22445 * doc/extend.texi: Document TBR relative addressing of SH2A.
22446 (resbank): Add description for SH2A.
22448 2008-03-24 Richard Guenther <rguenther@suse.de>
22451 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22452 pointer assignments change conversions according to middle-end rules.
22453 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22454 * configure.ac: Include type checking in yes.
22455 * configure: Regenerate.
22457 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22459 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22460 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22462 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22464 * gthr-vxworks.h (UNUSED): Define.
22466 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22468 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22470 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22472 * doc/extend.texi (Function Attributes): Add missing comma in the
22473 example of the "alloc_size" attribute.
22475 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22478 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22480 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22483 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22486 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22487 of the underlying type of a MS bitfield layout to the natural
22488 alignment of the type.
22490 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22492 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22493 to their natural alignment to avoid store forwarding stalls.
22495 2008-03-22 Richard Guenther <rguenther@suse.de>
22497 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22498 For PHI nodes verify the address is invariant.
22499 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22500 (get_symbol_constant_value): Use is_gimple_min_invariant.
22501 (maybe_fold_stmt_indirect): Likewise.
22503 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22505 PR rtl-optimization/33927
22506 * Makefile.in (dse.o): Depend on $(TM_P_H).
22507 * expr.h (extract_low_bits): Declare.
22508 * expmed.c (extract_low_bits): New function.
22509 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22510 * dse.c: Include tm_p.h.
22511 (find_shift_sequence): Remove the read_reg argument and return the
22512 read value. Emit the instructions instead of returning them.
22513 Iterate on new_mode rather than calculating it each time.
22514 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22515 source to NEW_MODE and extract_low_bits to convert the shifted
22516 value to READ_MODE.
22517 (replace_read): Allow the load and store to have different mode
22518 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22519 or extraction instructions before trying the replacement. Update
22520 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22522 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22524 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22525 to their natural alignment to avoid store forwarding stalls.
22527 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22530 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22531 encouraging but not allowing gprs for input;
22532 change the input constraint to !f#r.
22533 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22535 change the output constraint to !f#r.
22537 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22540 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22541 corresponding post-reload splitters.
22542 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22543 when x87 FP math is selected.
22544 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22545 New function prototype.
22546 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22547 unreachable function to ease macroization of insn patterns.
22549 2008-03-21 Martin Jambor <mjambor@suse.cz>
22551 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22552 reference dumps if ddr is NULL or dependence is unknown.
22554 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22556 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22557 unsigned extension into account.
22558 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22559 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22560 Do computations on a scratch register.
22562 2008-03-21 Richard Guenther <rguenther@suse.de>
22564 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22565 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22566 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22567 * tree-ssa-dom.c (record_equality): Likewise.
22568 * tree-inline.c (copy_body_r): Likewise.
22569 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22572 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22574 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22575 as 'delete_unused' argument.
22577 2008-03-20 Richard Guenther <rguenther@suse.de>
22579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22580 special casing of constant qualifiers.
22581 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22582 care about them in general.
22583 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22584 regardless of their type.
22585 (fold_stmt_r): Forcefully fold *& if we end up with that.
22587 2008-03-20 Paul Brook <paul@codesourcery.com>
22589 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22590 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22592 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22594 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22595 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22597 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22599 * common.opt (Wmudflap): New option.
22600 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22601 (mx_register_decls): Likewise.
22602 (mudflap_finish_file): Likewise.
22603 * doc/invoke.texi: Document -Wno-mudflap.
22605 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22607 * c-format.c (replace_format_name_to_system_name): New.
22608 (cmp_attribs): New.
22609 (convert_format_name_to_system_name): New.
22610 (decode_format_attr): Add use of convert_format_name_to_system_name.
22611 (format_types_orig): Add gnu_ prefix to names.
22612 (check_format_info_main): Special treating of \0 escaped names for
22613 supporting multi-character format specifiers as I32, I64.
22614 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22615 (gnu_target_overrides_format_attributes): New.
22616 * c-format.h: Add structure target_ovr_attr to hold
22617 system specific formatter names.
22618 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22619 msformat-c.o file to c_target_objs and cxx_target_objs.
22620 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22621 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22622 (TARGET_N_FORMAT_TYPES): New.
22623 * config/i386/msformat-c.c: New.
22624 * config/i386/t-cygming: Add build rule for msformat-c.o.
22625 * doc/extend.texi: Add new format names gnu_* and ms_* and
22627 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22629 2008-03-20 Ira Rosen <irar@il.ibm.com>
22631 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22632 optimizations turned on under -O3.
22633 (ftree-vectorize): Add that the flag is turned on with -O3.
22635 2008-03-20 Ben Elliston <bje@au.ibm.com>
22637 * regmove.c (try_auto_increment): Fix spelling error in comment.
22638 * final.c (final_scan_insn): Likewise.
22640 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22643 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22644 allocator preferences for "y" and "r" class registers.
22645 ("*mov<mode>_internal"): Ditto.
22646 ("*movv2sf_internal_rex64"): Ditto.
22647 ("*movv2sf_internal"): Ditto.
22649 2008-03-19 Michael Matz <matz@suse.de>
22651 PR middle-end/35616
22652 * calls.c (expand_call): Check overlap of arguments with call
22653 address for sibcalls.
22655 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22658 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22659 of the underlying type of a MS bitfield layout to the natural
22660 alignment of the type.
22662 2008-03-19 Jan Hubicka <jh@suse.cz>
22665 * toplev.c (decode_d_option): Handle all CPP flags.
22666 * tree-vrp.c: Update tree_pass descriptors.
22667 * regrename.c: Update tree_pass descriptors.
22668 * fwprop.c: Update tree_pass descriptors.
22669 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22670 * tree-into-ssa.c: Update tree_pass descriptors.
22671 * tree-dump.c: Update tree_pass descriptors.
22672 * tree-complex.c: Update tree_pass descriptors.
22673 * tree-dump.h: Update tree_pass descriptors.
22674 * see.c: Update tree_pass descriptors.
22675 * cgraphbuild.c: Update tree_pass descriptors.
22676 * tracer.c: Update tree_pass descriptors.
22677 * tree-loop-distribution.c: Update tree_pass descriptors.
22678 * cgraph.c: Update tree_pass descriptors.
22679 * postreload-gcse.c: Update tree_pass descriptors.
22680 * postreload.c: Update tree_pass descriptors.
22681 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22682 * tree-tailcall.c: Update tree_pass descriptors.
22683 * tree-pass.h (tree_opt_pass): Rename to ...
22684 (opt_pass) ... this one; add "type" field and remove letter field.
22685 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22686 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22687 all_lowering_passes): Update declaration.
22688 * ipa-cp.c: Update tree_pass descriptors.
22689 * final.c: Update tree_pass descriptors.
22690 * omp-low.c: Update tree_pass descriptors.
22691 * tree-ssa-dse.c: Update tree_pass descriptors.
22692 * ipa-reference.c: Update tree_pass descriptors.
22693 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22694 * auto-inc-dec.c: Update tree_pass descriptors.
22695 * reorg.c: Update tree_pass descriptors.
22696 * cgraphunit.c: Update tree_pass descriptors.
22697 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22698 * tree-ssa-ccp.c: Update tree_pass descriptors.
22699 * df-core.c: Update tree_pass descriptors.
22700 * mode-switching.c: Update tree_pass descriptors.
22701 * tree-nomudflap.c: Update tree_pass descriptors.
22702 * modulo-sched.c: Update tree_pass descriptors.
22703 * ipa-pure-const.c: Update tree_pass descriptors.
22704 * cse.c: Update tree_pass descriptors.
22705 * web.c: Update tree_pass descriptors.
22706 * tree-stdarg.c: Update tree_pass descriptors.
22707 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22708 * tree-ssa-dom.c: Update tree_pass descriptors.
22709 * tree-nrv.c: Update tree_pass descriptors.
22710 * tree-ssa-alias.c: Update tree_pass descriptors.
22711 * loop-init.c: Update tree_pass descriptors.
22712 * gimple-low.c: Update tree_pass descriptors.
22713 * ipa-inline.c: Update tree_pass descriptors.
22714 * tree-ssa-sink.c: Update tree_pass descriptors.
22715 * global.c: Update tree_pass descriptors.
22716 * ifcvt.c: Update tree_pass descriptors.
22717 * jump.c: Update tree_pass descriptors.
22718 * predict.c: Update tree_pass descriptors.
22719 * tree-ssa-loop.c: Update tree_pass descriptors.
22720 * recog.c: Update tree_pass descriptors.
22721 * dse.c: Update tree_pass descriptors.
22722 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22723 * tree-eh.c: Update tree_pass descriptors.
22724 * regmove.c: Update tree_pass descriptors.
22726 * function.c: Update tree_pass descriptors.
22727 * tree-vectorizer.c: Update tree_pass descriptors.
22728 * gcse.c: Update tree_pass descriptors.
22729 * ipa-type-escape.c: Update tree_pass descriptors.
22730 * tree-if-conv.c: Update tree_pass descriptors.
22731 * init-regs.c: Update tree_pass descriptors.
22732 * ipa.c: Update tree_pass descriptors.
22733 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22734 * rtl-factoring.c: Update tree_pass descriptors.
22735 * lower-subreg.c: Update tree_pass descriptors.
22736 * bt-load.c: Update tree_pass descriptors.
22737 * tree-dfa.c: Update tree_pass descriptors.
22738 * except.c: Update tree_pass descriptors.
22739 * emit-rtl.c: Update tree_pass descriptors.
22740 * cfgexpand.c: Update tree_pass descriptors.
22741 * tree-cfgcleanup.c: Update tree_pass descriptors.
22742 * cfgcleanup.c: Update tree_pass descriptors.
22743 * tree-ssa-pre.c: Update tree_pass descriptors.
22744 * tree-sra.c: Update tree_pass descriptors.
22745 * tree-mudflap.c: Update tree_pass descriptors.
22746 * tree-ssa-copy.c: Update tree_pass descriptors.
22747 * cfglayout.c: Update tree_pass descriptors.
22748 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22749 * tree-ssa-dce.c: Update tree_pass descriptors.
22750 * tree-ssa.c: Update tree_pass descriptors.
22751 * regclass.c: Update tree_pass descriptors.
22752 * integrate.c: Update tree_pass descriptors.
22753 * tree-optimize.c: Update tree_pass descriptors.
22754 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22755 * tree-object-size.c: Update tree_pass descriptors.
22756 * combine.c: Update tree_pass descriptors.
22757 * tree-outof-ssa.c: Update tree_pass descriptors.
22758 * bb-reorder.c: Update tree_pass descriptors.
22759 * stack-ptr-mod.c: Update tree_pass descriptors.
22760 * var-tracking.c: Update tree_pass descriptors.
22761 * tree-profile.c: Update tree_pass descriptors.
22762 * tree-vect-generic.c: Update tree_pass descriptors.
22763 * reg-stack.c: Update tree_pass descriptors.
22764 * sched-rgn.c: Update tree_pass descriptors.
22765 * tree-ssa-structalias.c: Update tree_pass descriptors.
22766 * tree-cfg.c: Update tree_pass descriptors.
22767 * passes.c (current_pass): Update declaration.
22768 (finish_optimization_passes): Update.
22769 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22770 (register_one_dump_file, register_dump_files_1, next_pass_1):
22772 (init_optimization_passes): Update handling of new types.
22773 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22774 * ipa-struct-reorg.c: Update tree_pass descriptors.
22775 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22776 * combine-stack-adj.c: Update tree_pass descriptors.
22777 * cfgrtl.c: Update tree_pass descriptors.
22778 * dce.c: Update tree_pass descriptors.
22779 * tree-ssanames.c: Update tree_pass descriptors.
22781 2008-03-19 Richard Guenther <rguenther@suse.de>
22783 PR middle-end/35609
22784 * tree-ssa.c (walk_data): New structure.
22785 (warn_uninitialized_var): If not always_executed warn with "maybe"
22787 (execute_early_warn_uninitialized): Compute post-dominators.
22788 Initialize always_executed before processing each basic block.
22790 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22793 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22794 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22796 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22798 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22800 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22802 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22804 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22805 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22806 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22807 target after ignore has been set, and move there also the commputation
22808 of subtarget and original_target.
22809 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22810 (LANG_HOOKS_INITIALIZER): Remove it.
22811 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22813 2008-03-18 Richard Guenther <rguenther@suse.de>
22815 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22816 found an expression with constants, note that in the VN for the lhs.
22817 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22818 fold them to constants if possible. Run cleanup_cfg if done so.
22819 (execute_pre): Return todo.
22820 (do_pre): Likewise.
22821 (execute_fre): Likewise.
22822 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22824 (get_prop_source_stmt): Look through pointer conversions.
22826 2008-03-18 Jan Hubicka <jh@suse.cz>
22828 * tree-pretty-print.c: Include predict.h.
22829 (dump_generic_node): Dump predictor.
22830 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22831 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22832 * gimple-low.c (lower_stmt): Likewise.
22833 * expr.c (expand_expr_real): Likewise.
22834 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22836 (build_predict_expr, build_predict_expr): New.
22837 * predict.h (predictor_name, build_predict_expr): Update.
22838 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22839 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22840 * predict.def (PRED_CONTINUE): Update hitrate.
22841 * tree.def (PREDICT_EXPR): Define.
22842 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22843 do not handle BIND_EXPR.
22844 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22845 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22846 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22849 2008-03-18 Michael Matz <matz@suse.de>
22851 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22853 2008-03-18 Richard Guenther <rguenther@suse.de>
22855 * tree-gimple.h (is_gimple_invariant_address): Declare.
22856 (is_gimple_constant): Likewise.
22857 * tree-gimple.c (is_gimple_constant): New function.
22858 (is_gimple_invariant_address): Likewise.
22859 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22860 and is_gimple_invariant_address.
22861 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22863 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22864 an addressable base.
22866 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22868 PR middle-end/35611
22869 * gimplify.c (gimplify_expr): Gimplify second operand of
22872 2008-03-17 Richard Guenther <rguenther@suse.de>
22874 PR tree-optimization/19637
22875 * fold-const.c (fold_unary): Remove restrictions of removing
22876 intermediate pointer-conversions (P2)(P1)P0.
22877 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22878 conversion to void pointer.
22879 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22881 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22884 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22885 emulated thread local variables.
22887 2008-03-16 Richard Guenther <rguenther@suse.de>
22889 PR middle-end/35607
22890 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22891 expand TREE_INVARIANT operations that are not gimple invariant.
22893 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22895 * doc/extend.texi (Alignment): Say that the ABI controls
22896 the __alignof__ for non-strict-alignment targets rather
22897 than being a recommendation.
22899 2008-03-15 Paul Brook <paul@codesourcery.com>
22901 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22903 (arm_output_fn_unwind): Mark functions that can not be unwound.
22905 2008-03-15 Paul Brook <paul@codesourcery.com>
22907 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22908 extension instructions.
22910 2008-03-15 Richard Guenther <rguenther@suse.de>
22912 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22913 and fold constant aggregate refs.
22914 (fold_const_aggregate_ref): Handle string constants
22915 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22916 (evaluate_stmt): Simplify now that ccp_fold folds constant
22919 2008-03-15 Paul Brook <paul@codesourcery.com>
22921 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22922 (extzv): Use gen_extzv_t2.
22923 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22925 2008-03-15 Richard Guenther <rguenther@suse.de>
22927 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22928 (fold_const_aggregate_ref): Likewise.
22929 (get_value): Return NULL if we don't have any values.
22930 (ccp_finalize): Set const_val to NULL after freeing it.
22931 * tree-flow.h (get_symbol_constant_value): Declare.
22932 (fold_const_aggregate_ref): Likewise.
22933 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22935 2008-03-15 Richard Guenther <rguenther@suse.de>
22937 PR middle-end/35593
22938 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22939 to not produce negative array indices if not allowed. Add
22940 parameter to indicate that.
22941 (maybe_fold_offset_to_component_ref): Allow negative array
22942 indices only for the first member of a structure.
22943 (maybe_fold_offset_to_reference): Allow negative array indices.
22944 (maybe_fold_stmt_addition): Likewise.
22946 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22947 Anatoly Sokolov <aesok@post.ru>
22949 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22950 (avr_arch): Add ARCH_AVR6.
22951 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22952 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22953 instead of fixed value 2.
22954 (print_operand_address): Use gs() asm specifier instead of pm().
22955 (avr_assemble_integer): (Ditto.).
22956 (avr_output_addr_vec_elt): (Ditto.).
22957 (print_operand): Handle "!" code.
22958 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22959 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22960 (AVR_HAVE_EIJMP_EICALL): Define.
22961 (AVR_3_BYTE_PC): Redefine.
22962 (AVR_2_BYTE_PC): (Ditto.).
22963 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22964 (LINK_SPEC): Add atmega2560 and atmega2561.
22965 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22967 * config/avr/avr.md (call_insn): Use eicall instead of icall
22968 for 3 byte PC devices.
22969 (call_value_insn): (Ditto.).
22970 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22971 (indirect_jump): Use only for for 2 byte PC devices.
22972 (*tablejump): (Ditto.).
22973 (*indirect_jump_avr6): Add insn.
22974 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22975 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22976 instead of ijmp for 3 byte PC devices.
22977 (__tablejump2__): (Ditto.).
22978 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22979 (MULITLIB_DIRNAMES): (Ditto.).
22980 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22982 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22984 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22985 "sse2_umulsidi3". Use V1DI mode for operand 0.
22986 ("mmx_psadbw"): Use V1DI mode for operand 0.
22987 * config/i386/i386-modes.def (V1SI): New vector mode.
22988 * config/i386/i386.c (struct builtin_description)
22989 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22990 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22991 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22992 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22993 v1di_ftype_v8qi_v8qi type.
22994 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22996 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22997 __builtin_ia32_pmuludq]: Fix the mode of return value.
22999 2008-03-15 Richard Guenther <rguenther@suse.de>
23001 PR middle-end/35595
23002 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23005 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23007 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23008 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23009 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23010 unless TARGET_SERIALIZE_VOLATILE is enabled.
23011 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23012 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23013 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23015 2008-03-14 Richard Guenther <rguenther@suse.de>
23017 PR tree-optimization/34172
23018 * tree-flow.h (refs_may_alias_p): Declare.
23019 (get_single_def_stmt): Likewise.
23020 (get_single_def_stmt_from_phi): Likewise.
23021 (get_single_def_stmt_with_phi): Likewise.
23022 * tree-dfa.c (refs_may_alias_p): New function.
23023 (get_single_def_stmt): Likewise.
23024 (get_single_def_stmt_from_phi): Likewise.
23025 (get_single_def_stmt_with_phi): Likewise.
23026 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23027 (vn_reference_lookup_1): New helper function.
23028 (vn_reference_lookup): Walk the virtual use-def chain to
23029 continue searching for a match if the def does not alias the
23030 reference we are looking for.
23032 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23034 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23035 archive and Perzl. Update The Written Word listing.
23037 2008-03-14 Richard Guenther <rguenther@suse.de>
23039 PR tree-optimization/34043
23040 PR tree-optimization/33989
23041 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23043 (bitmap_find_leader): Use extra argument to verify dominance
23044 relationship inside a basic-block.
23045 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23046 (find_leader_in_sets): Adjust.
23047 (create_component_ref_by_pieces): Take extra argument for
23048 dominance check, handle lookup failures.
23049 (find_or_generate_expression): Likewise.
23050 (create_expression_by_pieces): Likewise.
23051 (insert_into_preds_of_block): Adjust.
23052 (create_value_expr_from): If asked for, verify all operands
23053 are in the blocks AVAIL_OUT set.
23054 (make_values_for_stmt): Check for SSA_NAMEs that are life
23055 over an abnormal edge.
23056 (compute_avail): Remove such check.
23057 (do_SCCVN_insertion): New function.
23058 (eliminate): If we do not find a leader suitable for replacement
23059 insert a replacement expression from SCCVN if available.
23060 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23061 (struct vn_ssa_aux): Add needs_insertion flag.
23062 * tree-ssa-sccvn.c (may_insert): New global flag.
23063 (copy_reference_ops_from_ref): Value-number union member access
23064 based on its size, not type and member if insertion is allowed.
23065 (visit_reference_op_load): For a weak match from union type
23066 punning lookup a view-converted value and insert a SSA_NAME
23067 for that value if that is not found.
23068 (visit_use): Make dumps shorter. Do not disallow value numbering
23069 SSA_NAMEs that are life over an abnormal edge to constants.
23070 (free_scc_vn): Release inserted SSA_NAMEs.
23071 (run_scc_vn): New flag to specify whether insertion is allowed.
23072 Process SSA_NAMEs in forward order.
23073 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23074 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23075 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23076 pointer type to/from integral types that do not change the
23077 precision to regular conversions.
23079 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23081 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23082 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23083 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23084 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23085 input arguments and the mode of return value. Built-in functions
23086 that operate on whole 64-bit MMX register now use V1DI mode.
23088 2008-03-13 Alon Dayan <alond@il.ibm.com>
23089 Olga Golovanevsky <olga@il.ibm.com>
23091 PR tree-optimization/35041
23092 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23093 to locate the right position in a statement.
23095 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23099 * config/i386/xmmintrin.h: Change all static inline functions to
23100 extern inline and add __gnu_inline__ attribute.
23101 * config/i386/bmintrin.h: Ditto.
23102 * config/i386/smmintrin.h: Ditto.
23103 * config/i386/tmmintrin.h: Ditto.
23104 * config/i386/mmintrin-common.h: Ditto.
23105 * config/i386/ammintrin.h: Ditto.
23106 * config/i386/emmintrin.h: Ditto.
23107 * config/i386/pmmintrin.h: Ditto.
23108 * config/i386/mmintrin.h: Ditto.
23109 * config/i386/mm3dnow.h: Ditto.
23111 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23113 PR middle-end/35185
23114 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23115 (lower_omp_2): New function.
23116 (lower_omp_1, lower_omp): Rewritten.
23118 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23121 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23122 with the phrase "Microsoft Windows compilers".
23123 (Push/Pop Macro Pragmas): New subsection. Document
23124 #pragma push_macro and pragma pop_macro.
23126 2008-03-12 Paul Brook <paul@codesourcery.com>
23128 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23130 2008-03-12 Paul Brook <paul@codesourcery.com>
23132 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23133 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23134 (thumb2_addsi_shortim): Rename ...
23135 (thumb2_addsi_short): ... to this. Allow register operands.
23136 (thumb2_subsi_short): New pattern.
23137 (thumb2_one_cmplsi2_short,
23138 thumb2_negsi2_short): New patterns and peepholes.
23140 2008-03-12 Paul Brook <paul@codesourcery.com>
23142 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23144 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23146 * config/i386/i386.md (int_cond): New code iterator.
23148 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23149 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23150 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23151 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23152 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23153 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23154 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23155 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23157 2008-03-12 Paul Brook <paul@codesourcery.com>
23159 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23160 instead of {arm,thumb}_compute_save_reg_mask.
23161 (output_return_instruction): Ditto.
23162 (thumb_unexpanded_epilogue): Ditto.
23163 (thumb1_expand_prologue): Ditto.
23164 (thumb1_output_function_prologue): Ditto.
23165 (arm_set_return_address): Ditto.
23166 (thumb_set_return_address): Ditto.
23167 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23168 regs to achieve stack alignment.
23169 (thumb1_compute_save_reg_mask): Fix compiler warning.
23170 (arm_output_epilogue): Use offsets->saved_regs_mask.
23171 Adjust stack pointer by poping call clobered registers.
23172 (arm_expand_prologue): Use offsets->saved_regs_mask.
23173 Adjust stack pointer by pushing extra registers.
23174 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23176 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23179 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23180 conversion to the operands of a multiplication.
23182 2008-03-12 Richard Guenther <rguenther@suse.de>
23184 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23185 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23186 * timevar.def (TV_TREE_PHIPROP): Add.
23187 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23188 pass description. Use TV_TREE_PHIPROP.
23189 * tree-ssa-forwprop.c: Remove phiprop code.
23191 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23193 PR middle-end/35549
23194 * omp-low.c (maybe_lookup_decl): Constify first argument.
23195 (use_pointer_for_field): Change last argument from bool to
23196 omp_context *. Disallow shared copy-in/out in nested
23197 parallel if decl is shared in outer parallel too.
23198 (build_outer_var_ref, scan_sharing_clauses,
23199 lower_rec_input_clauses, lower_copyprivate_clauses,
23200 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23202 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23203 Ira Rosen <irar@il.ibm.com>
23205 * tree-vectorizer.c (free_stmt_vec_info): New function.
23206 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23207 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23208 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23209 * tree-vect-transform.c (vectorizable_conversion): Free
23210 vec_oprnds0 if it was allocated.
23211 (vect_permute_store_chain): Remove unused VECs.
23212 (vectorizable_store): Free VECs that are allocated in the..
23214 (vect_transform_strided_load, vectorizable_load): Likewise.
23215 (vect_remove_stores): Simplify the code.
23216 (vect_transform_loop): Move code to vect_remove_stores().
23217 Call vect_remove_stores() and free_stmt_vec_info().
23219 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23221 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23222 TARGET_HPUX. Revise comment.
23223 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23224 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23225 Use sr4 variant of `be' instruction when not generating PIC code.
23226 (attr_length_call): Adjust for above change.
23228 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23230 * ipa-reference.c (static_execute): Remove module_statics_const and
23231 associated setting code.
23233 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23236 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23237 predicate for operand 1.
23238 (paritysi2_cmp): Use register_operand predicate for operand 2.
23239 Use earlyclobber modifier for operand 1. Remove support for
23241 (paritydi2_cmp): Use register_operand predicate for operand 3.
23242 Use earlyclobber modifier for operand 1. Remove support for
23245 2008-03-11 Paul Brook <paul@codesourcery.com>
23246 Vladimir Prus <vladimir@codesourcery.com>
23248 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23249 (arm_compute_save_reg0_reg12_mask): Always
23250 check if register 11 must be saved. Always safe hard frame pointer
23251 when frame_pointer_needeed.
23252 (arm_compute_save_reg_mask): Save IP and PC
23253 only with apcs frames.
23254 (arm_output_epilogue): Adjust Thumb2 codepath to
23255 be also invoked and work for ARM non-apcs frames.
23256 (arm_expand_prologue): Don't bother saving IP
23257 for non-apcs frame, since it's not clobbered by
23258 prologue code. Implement non-apcs frame
23261 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23263 PR rtl-optimization/35281
23264 * expr.c (convert_move): Use a new pseudo for the intermediate
23265 from_mode->word_mode result.
23267 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23269 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23270 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23271 * toplev.c (compile_file): Don't call it.
23273 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23275 PR middle-end/35526
23276 * expr.c (store_expr): Call emit_block_move if the mode
23277 of "temp" RTX is BLKmode.
23279 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23280 Richard Guenther <rguenther@suse.de>
23282 PR tree-optimization/31358
23283 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23284 the step with a NULL_TREE.
23285 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23286 to sizetype if type is a pointer type.
23287 (add_candidate_1): Don't convert the base and step to
23288 the generic type if the orginal type is a pointer type.
23289 (add_iv_value_candidates): Use sizetype for the step
23290 if type is a pointer type.
23291 (cand_value_at): Likewise.
23292 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23294 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23295 Don't convert the tem affine to the type.
23296 (add_elt_to_tree): Use sizetype for the step if a pointer.
23297 Use POINTER_PLUS_EXPR for pointers.
23298 (aff_combination_to_tree): Use sizetype for the step if a
23301 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23303 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23304 Remove commutativity hint.
23306 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23310 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23311 errorneous type. Check that v is a VAR_DECL.
23313 PR middle-end/35099
23314 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23316 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23318 PR tree-optimization/35494
23319 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23320 may be overriden at link and run time.
23322 2008-03-10 Richard Guenther <rguenther@suse.de>
23324 PR tree-optimization/34677
23325 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23326 (poolify_tree): Likewise.
23327 (modify_expr_template): Likewise.
23328 (poolify_modify_stmt): Likewise.
23329 (insert_fake_stores): Handle all component-ref style stores
23330 in addition to INDIRECT_REF. Also handle complex types.
23331 Do not poolify the inserted load.
23332 (realify_fake_stores): Do not rebuild the tree but only
23333 make it a SSA_NAME copy.
23334 (init_pre): Remove initialzation of modify_expr_template.
23335 Do not allocate modify_expr_node_pool.
23336 (fini_pre): Do not free modify_expr_node_pool.
23338 2008-03-10 Paul Brook <paul@codesourcery.com>
23340 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23341 to avoid conflicts.
23343 2008-03-10 Paul Brook <paul@codesourcery.com>
23344 Mark Shinwell <shinwell@codesourcery.com>
23346 * config/arm/cortex-r4.md: New.
23347 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23349 * config/arm/arm.md: Include cortex-r4.md.
23350 (insn): Add smmls, sdiv and udiv values.
23351 (generic_sched): Don't use generic scheduling for Cortex-R4.
23352 (arm_issue_rate): New function.
23353 (TARGET_SCHED_ISSUE_RATE): Define.
23355 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23357 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23359 2008-03-10 Richard Guenther <rguenther@suse.de>
23361 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23362 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23364 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23366 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23367 Set default to true.
23369 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23371 * c.opt (Wsynth): Deprecate.
23372 * doc/invoke.texi (Option Summary, Warning Options): Document
23373 -Wno-format-contains-nul.
23375 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23378 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23379 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23381 2008-03-09 Ira Rosen <irar@il.ibm.com>
23383 * config/rs6000/rs6000.c (builtin_description): Rename vector
23384 left shift operations.
23385 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23386 (altivec_vsl<VI_char>): Rename to ...
23387 (ashl<mode>3): ... new name.
23388 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23390 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23392 2008-03-08 Richard Guenther <rguenther@suse.de>
23394 * coverage.h (tree_coverage_counter_addr): Declare.
23395 * coverage.c (tree_coverage_counter_addr): New function.
23396 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23397 before using again.
23398 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23399 (tree_gen_one_value_profiler): Likewise.
23400 (tree_gen_ic_profiler): Likewise.
23401 (tree_gen_average_profiler): Likewise.
23402 (tree_gen_ior_profiler): Likewise.
23404 2008-03-08 Richard Guenther <rguenther@suse.de>
23406 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23407 (vn_binary_op_insert): Likewise.
23408 (vn_unary_op_lookup): Likewise.
23409 (vn_unary_op_insert): Likewise.
23410 (vn_nary_op_lookup): Declare.
23411 (vn_nary_op_insert): Likewise.
23412 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23413 and binary hashes, use a single obstack for unary_op_pool
23414 and binary_op_pool.
23415 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23416 a single struct vn_nary_op_s. Store tree code length and
23417 a variable number of operands.
23418 (struct vn_reference_op_struct): Remove unused op2.
23419 (vn_reference_op_eq): Do not compare op2.
23420 (vn_reference_op_compute_hash): Do not compute hash of op2.
23421 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23422 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23423 with vn_nary_op_compute_hash.
23424 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23425 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23427 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23429 (visit_unary_op): Call nary functions.
23430 (visit_binary_op): Likewise.
23431 (process_scc): Adjust for struct vn_tables_s changes.
23432 (allocate_vn_table): Likewise.
23433 (free_vn_table): Likewise.
23434 * tree-vn.c (vn_add): Call nary functions.
23435 (vn_lookup): Likewise.
23437 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23440 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23441 wdst back after sync_compare_and_swapqhi_internal.
23443 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23446 * config/i386/i386-modes.def (V1DI): New vector mode.
23447 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23448 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23449 (MMXMODE248): Ditto.
23450 (MMXMODE): Add V1DI mode.
23451 (mmxvecsize): Change DI mode to V1DI mode.
23452 ("mov<mode>): Use MMXMODEI8 mode iterator.
23453 ("*mov<mode>_internal_rex64"): Ditto.
23454 ("*mov<mode>_internal"): Ditto.
23455 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23456 ("mmx_sub<mode>3"): Ditto.
23457 ("mmx_adddi3"): Remove insn pattern.
23458 ("mmx_subdi3"): Ditto.
23459 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23460 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23461 ("mmx_ashl<mode>3"): Ditto.
23462 ("mmx_lshrdi3"): Remove insn pattern.
23463 ("mmx_ashldi3"): Ditto.
23464 * config/i386/i386.c (classify_argument): Handle V1DImode.
23465 (function_arg_advance_32): Ditto.
23466 (function_arg_32): Ditto.
23467 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23468 mmx_addv1di3 insn pattern.
23469 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23470 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23471 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23472 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23473 Remove definitions of built-in functions.
23474 (V1DI_type_node): New node.
23475 (v1di_ftype_v1di_int): Ditto.
23476 (v1di_ftype_v1di_v1di): Ditto.
23477 (v2si_ftype_v2si_si): Ditto.
23478 (v4hi_ftype_v4hi_di): Remove node.
23479 (v2si_ftype_v2si_di): Ditto.
23480 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23481 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23482 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23483 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23484 Add new builtins using def_builtin_const.
23485 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23486 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23487 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23488 * config/i386/mmintrin.h (__v1di): New typedef.
23489 (_mm_add_si64): Cast arguments to __v1di type.
23490 (_mm_sub_si64): Ditto.
23491 (_mm_sll_pi16): Cast __count to __v4hi type.
23492 (_mm_sll_pi32): Cast __count to __v2si type.
23493 (_mm_sll_si64): Cast arguments to __v1di type.
23494 (_mm_srl_pi16): Cast __count to __v4hi type.
23495 (_mm_srl_pi32): Cast __count to __v2si type.
23496 (_mm_srl_si64): Cast arguments to __v1di type.
23497 (_mm_sra_pi16): Cast __count to __v4hi type.
23498 (_mm_sra_pi32): Cast __count to __v2si type.
23499 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23500 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23501 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23502 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23503 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23504 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23505 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23506 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23507 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23508 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23509 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23510 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23512 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23514 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23516 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23519 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23520 reg+const addressing for Altivec modes. Don't generate reg+reg
23521 addressing for TFmode or TDmode quantities.
23523 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23525 * c-common.c (vector_types_convertible_p): Call langhook
23526 instead of comptypes.
23528 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23531 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23532 integral and scalar float variables which have a
23535 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23537 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23538 dwarf_register_span hook when emitting unwind information for
23539 register-to-memory saves.
23540 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23541 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23543 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23545 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23546 for the same VAR_DECL.
23548 2008-03-06 Tom Tromey <tromey@redhat.com>
23550 * treelang: Delete.
23551 * doc/standards.texi (Standards): Don't mention treelang.
23552 * doc/invoke.texi (Overall Options): Don't mention treelang.
23553 * doc/install.texi (Prerequisites): Don't mention bison or
23555 (Configuration): Don't mention treelang.
23556 (Building): Likewise.
23557 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23559 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23561 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23562 word-extractions out of a multi-word object.
23564 2008-03-06 Richard Guenther <rguenther@suse.de>
23566 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23567 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23568 result type and precision.
23569 * expr.c (get_inner_reference): Set unsignedp based on the result
23570 type of BIT_FIELD_REF.
23571 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23572 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23573 (try_instantiate_multiple_fields): Likewise. Use the correct type
23575 (sra_build_assignment): Likewise.
23576 (sra_build_elt_assignment): Likewise.
23577 (sra_explode_bitfield_assignment): Likewise.
23578 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23579 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23580 set BIT_FIELD_REF_UNSIGNED.
23581 (vectorizable_load): Likewise.
23583 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23585 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23588 2008-03-06 Richard Guenther <rguenther@suse.de>
23590 * alias.c (struct alias_set_entry): Move has_zero_child field
23591 to pack with alias_set.
23593 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23595 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23598 2008-03-05 Ian Lance Taylor <iant@google.com>
23600 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23602 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23604 * fwprop.c (update_df): Support width and offset parameters of
23606 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23607 global_conflicts): Change DF_REF_EXTRACT to either
23608 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23609 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23610 * df-scan.c (df_ref_record, df_defs_record,
23611 df_ref_create_structure, df_def_record_1, df_uses_record,
23612 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23613 df_bb_refs_collect, df_entry_block_defs_collect,
23614 df_exit_block_uses_collect): Support new width and offset fields.
23615 (ref_extract_pool): New storage pool.
23616 (df_free_ref): New function.
23617 (df_reg_chain_unlink, df_free_collection_rec,
23618 df_sort_and_compress_refs): Call df_free_ref.
23619 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23621 (df_ref_create_structure): Allocate df_ref_extract if offset and
23622 width fields are used.
23623 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23624 (df_uses_record): Get offset and width from ZERO_EXTRACT
23626 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23627 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23628 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23629 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23630 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23631 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23632 (df_ref_extract): New structure.
23633 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23634 (df_ref_create): Add width and offset parameters.
23636 2008-03-05 Richard Guenther <rguenther@suse.de>
23638 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23639 Use ranges_overlap_p.
23640 (offset_overlaps_with_access): Rename
23641 to ranges_overlap_p and move ...
23642 * tree-flow-inline.h (ranges_overlap_p): ... here.
23644 * tree.h (get_inner_reference, handled_component_p): Update
23647 * tree.h (record_component_aliases, get_alias_set,
23648 alias_sets_conflict_p, alias_sets_must_conflict_p,
23649 objects_must_conflict_p): Move declarations ...
23650 * alias.h (record_component_aliases, get_alias_set,
23651 alias_sets_conflict_p, alias_sets_must_conflict_p,
23652 objects_must_conflict_p): ... here.
23653 Include coretypes.h.
23654 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23656 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23658 * cfg.c: Include tree-flow.h.
23659 (remove_edge_raw): Call redirect_edge_var_map_clear.
23660 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23661 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23662 (redirect_edge_var_map_result): New.
23663 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23664 PENDING_STMT use with redirect_edge_var_map_*.
23665 * tree-ssa.c (edge_var_maps): New definition.
23666 (redirect_edge_var_map_add): New.
23667 (redirect_edge_var_map_clear): New.
23668 (redirect_edge_var_map_dup): New.
23669 (redirect_edge_var_map_vector): New.
23670 (redirect_edge_var_map_destroy): New.
23671 (ssa_redirect_edge): Replace PENDING_STMT use with
23672 redirect_edge_var_map_*.
23673 (flush_pending_stmts): Same.
23674 (delete_tree_ssa): Destroy edge var map.
23675 * tree-flow.h (struct _edge_var_map): New.
23676 Define edge_var_map vector type.
23677 Declare redirect_edge_var_map_* prototypes.
23678 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23679 * tree-cfg.c (reinstall_phi_args): Replace
23680 PENDING_STMT use with redirect_edge_var_map_*.
23682 2008-03-05 Richard Guenther <rguenther@suse.de>
23684 PR tree-optimization/35472
23685 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23686 whose single use_stmt has a overlapping set of loaded and
23687 stored symbols as that use_stmt might be a noop assignment then.
23689 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23691 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23693 2008-03-05 Richard Guenther <rguenther@suse.de>
23696 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23697 should be constants.
23698 * tree-cfg.c (verify_expr): Verify it.
23699 * fold-const.c (fold_truthop): Remove code generating
23700 BIT_FIELD_REFs of structure bases.
23701 (fold_binary): Likewise.
23702 (fold_ternary): Position and size of BIT_FIELD_REFs are
23703 always host integers.
23704 (make_bit_field_ref): Remove.
23705 (optimize_bit_field_compare): Remove.
23706 (all_ones_mask_p): Remove.
23708 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23711 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23712 (split_block_and_df_analyze): New. Split basic block and rebuild
23714 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23716 (split_pattern_seq): Likewise.
23717 (erase_matching_seqs): Likewise.
23718 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23720 2008-03-04 Geoff Keating <geoffk@apple.com>
23722 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23723 declaration and code.
23724 (tree_invalid_nonnegative_warnv_p): Likewise.
23726 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23728 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23729 examples. Truncate option-names then causing overfull hbox.
23731 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23734 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23736 * configure: Rebuilt.
23738 2008-03-04 Rafael Espíndola <espindola@google.com>
23740 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23741 (tree_unary_nonnegative_warnv_p): New.
23742 (tree_binary_nonnegative_warnv_p): New.
23743 (tree_single_nonnegative_warnv_p): New.
23744 (tree_invalid_nonnegative_warnv_p): New.
23745 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23747 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23750 * opts.c (handle_option): Postpone 'unknown option' errors only for
23753 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23756 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23759 2008-03-04 Rafael Espíndola <espindola@google.com>
23761 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23762 (tree_binary_nonzero_warnv_p): New.
23763 (tree_single_nonzero_warnv_p): New.
23764 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23766 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23768 PR middle-end/35456
23769 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23770 transformations for modes that have signed zeros.
23771 * ifcvt.c (noce_try_abs): Ditto.
23773 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23775 * config/i386/i386.c (override_options): Force
23776 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23778 2008-03-04 Jan Hubicka <jh@suse.cz>
23781 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23784 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23786 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23787 label to probe the stack.
23789 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23791 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23792 (__gthr_win32_mutex_destroy): Declare.
23793 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23794 __gthr_win32_mutex_destroy.
23795 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23797 2008-03-03 Jan Hubicka <jh@suse.cz>
23800 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23801 aggressive on inlining cold calls.
23803 2008-03-03 Richard Guenther <rguenther@suse.de>
23805 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23806 struct copies into the expression table.
23807 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23808 (try_to_simplify): Likewise.
23809 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23810 integral and pointer arguments which do not change the
23811 precision to NOP_EXPRs.
23812 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23813 VIEW_CONVERT_EXPR case.
23815 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23817 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23818 defined in a loop at depth 0 is invariant.
23819 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23820 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23821 be called at loop depth 0.
23823 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23826 * gcc.c (process_command): Update copyright notice dates.
23827 * gcov.c (print_version): Likewise.
23828 * gcov-dump.c (print_version): Likewise.
23829 * mips-tfile.c (main): Likewise.
23830 * mips-tdump.c (main): Likewise.
23832 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23835 * c-common.c (flag_permissive): Delete.
23836 (constant_expression_warnings): Check flags first.
23837 (constant_expression_error): New.
23838 * c-common.h (flag_permissive): Delete.
23839 (constant_expression_error): Declare.
23840 * flags.h (flag_permissive): Declare. Update description.
23841 * diagnostic.c (pedwarn): Update.
23843 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23844 (permissive_error_kind): New.
23845 * toplev.c (flag_permissive): Define. Update description.
23846 * toplev.h (permissive_error_kind): Declare.
23847 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23848 (pedwarn_c90): Use pedantic_warning_kind.
23849 * c-opts.c (c_common_post_options): flag_permissive does not affect
23850 flag_pedantic_errors.
23852 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23854 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23855 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23856 __absvsi2, __absvDI2): Use unsigned arithmetic.
23858 2008-03-02 Andi Kleen <ak@suse.de>
23859 Richard Guenther <rguenther@suse.de>
23861 * struct-equiv.c: Remove file.
23862 * cfg_cleanup.c (condjump_equiv_p): Remove.
23863 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23864 (struct-equiv.o): Remove rule.
23865 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23866 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23867 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23869 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23871 * ifcvt.c (noce_process_if_block): Try to handle only the then
23872 block if the else block exists but isn't suitable.
23874 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23877 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23878 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23879 regression from previous patch.
23881 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23884 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23886 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23887 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23888 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23889 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23890 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23891 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23892 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23893 (__gthread_mutex_destroy_function): Rename to
23894 __gthread_mutex_destroy.
23895 * gthr-dce.h (__gthread_mutex_destroy): Call
23896 pthread_mutex_destroy.
23897 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23898 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23899 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23901 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23903 * df-scan.c (df_ref_chain_change_bb): Simplify.
23904 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23905 set_block_for_insn if there's any change.
23906 * df.h ((df_insn_change_bb): Fix prototype.
23907 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23908 df_insn_change_bb, don't call set_block_for_insn.
23909 * emit-rtl.c (reorder_insns): Likewise.
23910 * haifa-sched.c (move_insn): Likewise.
23912 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23914 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23916 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23918 * tree-flow-inline.h (next_readonly_imm_use): Return
23919 NULL_USE_OPERAND_P after the end.
23921 2008-03-01 Richard Guenther <rguenther@suse.de>
23923 PR tree-optimization/35411
23924 * tree-sra.c (sra_build_assignment): Split conversion to
23925 final type to a separate statement if we are not assigning
23928 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23930 * fold-const.c (fold_convertible_p): Correct the logic to follow
23931 that in fold_convert().
23933 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23936 * tree-inline.c (build_duplicate_type): When we make a
23937 duplicate type, make it unique in the canonical types system.
23939 2008-02-29 Tom Tromey <tromey@redhat.com>
23941 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23942 input_file_stack_history, input_file_stack_restored): Remove.
23943 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23944 * input.h (struct file_stack): Remove.
23945 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23946 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23948 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23950 (diagnostic_last_module_changed): Add 'map' argument.
23951 (diagnostic_set_last_function): Likewise.
23952 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23953 line map, not input_file_stack.
23954 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23956 2008-02-29 Paul Brook <paul@codesourcery.com>
23958 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23960 2008-02-29 Paul Brook <paul@codesourcery.com>
23962 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23964 2008-02-29 Richard Guenther <rguenther@suse.de>
23966 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23968 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23969 value for comparing for a store match.
23970 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23971 (try_to_simplify): Do not do a full-blown reference lookup.
23973 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23975 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23976 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23978 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23980 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23982 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23983 strides against cache sizes.
23985 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23987 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23990 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23992 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23993 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23994 is smaller than the original promoted value.
23995 (simplify_subreg): If OP is a SUBREG, try to preserve its
23996 SUBREG_PROMOTED_VAR_P information.
23998 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24000 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24001 (VN_INFO_GET): Allocate new objects on the obstack.
24002 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24003 for rpo_numbers_temp, for consistency.
24004 (free_scc_vn): Free the obstack.
24006 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24008 * doc/invoke.texi: Document -ftree-loop-distribution.
24009 * tree-loop-distribution.c: New.
24010 * tree-pass.h (pass_loop_distribution): New.
24011 * graphds.h (struct graph): Add htab_t indices.
24012 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24013 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24014 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24015 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24016 * tree-data-ref.c (debug_data_dependence_relations): New.
24017 (dump_data_dependence_relation): Also print data references.
24018 (free_data_ref): Extern.
24019 (same_access_functions): Moved...
24020 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24021 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24022 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24023 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24024 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24025 (stmts_from_loop): Skip LABEL_EXPR.
24026 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24028 (build_rdg): Initialize rdg->indices htab.
24029 (free_rdg, stores_from_loop, ref_base_address,
24030 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24031 have_similar_memory_accesses_1, ref_base_address_1,
24032 remove_similar_memory_refs): New.
24033 * tree-data-ref.h: Depend on tree-chrec.h.
24034 (debug_data_dependence_relations, free_data_ref): Declared.
24035 (same_access_functions): ... here.
24036 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24038 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24039 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24040 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24041 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24042 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24043 rdg_vertex_for_stmt): Declared.
24044 (struct rdg_edge): Add level.
24046 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24047 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24049 (rdg_has_similar_memory_accesses): New.
24050 * tree-vect-analyze.c: Remove unused static decls.
24051 * lambda.h (dependence_level): New.
24052 * common.opt (ftree-loop-distribution): New.
24053 * tree-flow.h (mark_virtual_ops_in_bb,
24054 slpeel_tree_duplicate_loop_to_edge_cfg,
24055 rename_variables_in_loop): Declared.
24056 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24057 (OBJS-common): Add tree-loop-distribution.o.
24058 (tree-loop-distribution.o): New rule.
24059 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24060 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24061 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24063 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24066 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24067 other than structures and unions.
24069 2008-02-28 Richard Guenther <rguenther@suse.de>
24072 2008-02-26 Richard Guenther <rguenther@suse.de>
24074 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24075 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24076 (lookup_decl_from_uid): Declare.
24077 (remove_decl_from_map): Likewise.
24078 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24079 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24080 (decl_for_uid_map): New global hashtable mapping DECL_UID
24082 (init_ttree): Allocate it.
24083 (insert_decl_to_uid_decl_map): New helper function.
24084 (make_node_stat): Insert new decls into the map.
24085 (copy_node_stat): Likewise.
24086 (lookup_decl_from_uid): New function.
24087 (remove_decl_from_map): Likewise.
24088 (print_decl_for_uid_map_statistics): New helper.
24089 (dump_tree_statistics): Call it.
24091 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24092 (referenced_var_iterator): Adjust.
24093 (FOR_EACH_REFERENCED_VAR): Adjust.
24094 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24095 (num_referenced_vars): Adjust.
24096 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24097 (first_referenced_var): Remove.
24098 (end_referenced_vars_p): Likewise.
24099 (next_referenced_var): Likewise.
24100 (referenced_var_iterator_set): New helper function.
24101 * tree-dfa.c (referenced_var_lookup): Adjust.
24102 (referenced_var_check_and_insert): Likewise.
24103 (remove_referenced_var): Likewise.
24104 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24105 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24106 (verify_call_clobbering): Likewise.
24107 (verify_memory_partitions): Likewise.
24108 (init_tree_ssa): Allocate bitmap instead of hashtable for
24110 (delete_tree_ssa): Adjust.
24111 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24112 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24113 (compute_tag_properties): Likewise.
24114 (set_initial_properties): Likewise.
24115 (find_partition_for): Likewise.
24116 (update_reference_counts): Likewise.
24117 (dump_may_aliases_for): Likewise.
24118 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24119 (add_call_clobber_ops): Likewise.
24120 (add_call_read_ops): Likewise.
24121 (get_asm_expr_operands): Likewise.
24122 * tree-into-ssa.c (dump_decl_set): Likewise.
24123 (update_ssa): Likewise.
24124 * tree-sra.c (scan_function): Likewise.
24125 (decide_instantiations): Likewise.
24126 (scalarize_parms): Likewise.
24127 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24128 (dsa_named_for): Likewise.
24129 * tree-ssa-structalias.c (update_alias_info): Likewise.
24130 (merge_smts_into): Likewise.
24132 2008-02-27 David Daney <ddaney@avtrex.com>
24135 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24136 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24137 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24138 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24139 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24141 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24144 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24145 (BUILT_IN_NEXTTOWARD): Remove.
24146 (BUILT_IN_NEXTTOWARDF): Ditto.
24147 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24148 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24150 2008-02-27 Tom Tromey <tromey@redhat.com>
24152 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24153 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24155 2008-02-27 Jan Beulich <jbeulich@novell.com>
24157 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24158 update the respective field on newdecl.
24160 2008-02-27 Revital Eres <eres@il.ibm.com>
24162 PR rtl-optimization/34999
24163 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24164 crossing edges that ends with a call insn.
24165 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24166 call insn and clear the EDGE_CROSSING flag of the crossing edge
24167 when fixing fallthru edges.
24169 2008-02-27 Richard Guenther <rguenther@suse.de>
24171 PR middle-end/35390
24172 * fold-const.c (fold_unary): Return the correct argument,
24173 converted to the result type.
24175 2008-02-27 Richard Guenther <rguenther@suse.de>
24177 PR middle-end/34971
24178 * expr.c (expand_expr_real_1): Assert on rotates that operate
24180 * fold-const.c (fold_binary): Use the types precision, not the
24181 bitsize of the mode if folding rotate expressions. Build rotates
24182 only for full modes.
24184 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24186 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24187 and CPP_PRAGMA_EOL.
24188 * c-pragma.c (pragma_ns_name): New typedef.
24189 (registered_pp_pragmas): New variable.
24190 (c_pp_lookup_pragma): New function.
24191 (c_register_pragma_1): If flag_preprocess_only, do nothing
24192 for non-expanded pragmas, for expanded ones push pragma's
24193 namespace and name into registered_pp_pragmas vector.
24194 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24195 flag_preprocess_only, don't register GCC pch_preprocess
24196 pragma if flag_preprocess_only.
24197 * c-opts.c (c_common_init): Call init_pragma even if
24198 flag_preprocess_only.
24199 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24200 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24201 cpp_register_pragma if flag_preprocess_only.
24203 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24206 * c-parser.c (c_parser_translation_unit): Warn for empty
24207 translation unit, not empty source file.
24209 2008-02-26 Paul Brook <paul@codesourcery.com>
24211 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24212 operand for Thumb-2.
24213 * config/arm/arm.h (reg_class): Add CORE_REGS.
24214 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24215 (BASE_REG_CLASS): Use CORE_REGS.
24216 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24217 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24218 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24219 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24220 ARM_REGNO_OK_FOR_INDEX_P.
24221 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24222 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24223 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24224 (ldm/stm peepholes): Ditto.
24225 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24226 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24227 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24228 * config/arm/constraints.md: Enable "k" constraint on ARM.
24230 2008-02-27 Ben Elliston <bje@au.ibm.com>
24232 * config/rs6000/rs6000.c: Annotate cache line size field in all
24233 instances of struct processor_costs.
24235 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24237 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24238 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24239 jump_bypass): New counters.
24240 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24241 * dce.c (gate_ud_dce): Same.
24242 (gate_fast_dce): Same.
24243 * dse.c (gate_dse1): New function.
24244 (gate_dse2): New function.
24245 (gate_dse): Merge results of new gate functions.
24246 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24247 (gate_handle_jump_bypass): Add dbg_cnt.
24248 (gate_handle_gcse): Add dbg_cnt.
24249 * ifcvt.c (gate_handle_if_conversion): Same.
24250 (gate_handle_if_after_combine): Same.
24251 (gate_handle_if_after_reload): Same.
24252 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24254 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24256 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24258 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24260 2008-02-26 Jason Merrill <jason@redhat.com>
24263 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24264 alone if it's the naming decl for the type's main variant.
24266 2008-02-26 Tom Tromey <tromey@redhat.com>
24268 * system.h (USE_MAPPED_LOCATION): Poison.
24269 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24270 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24271 (make_goto_expr_edges): Likewise.
24272 (remove_bb): Likewise.
24273 (execute_warn_function_return): Likewise.
24274 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24276 * c-common.c (fname_decl): Remove old location code.
24277 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24279 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24281 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24282 (gen_rtx_ASM_INPUT): Likewise.
24283 (gen_rtx_ASM_INPUT_loc): Likewise.
24284 (get_rtx_asm_OPERANDS): Remove.
24285 * cfglayout.c (insn_locators_alloc): Remove old location code.
24286 (set_curr_insn_source_location): Likewise.
24287 (curr_insn_locator): Likewise.
24288 * print-tree.c (print_node): Remove old location code.
24289 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24290 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24291 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24292 location_from_locus.
24293 (construct_exit_block): Remove old location code.
24294 * emit-rtl.c (force_next_line_note): Remove old location code.
24295 * profile.c (branch_prob): Remove old location code.
24296 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24297 LOC_LINE): Remove old-location variants.
24298 * langhooks.c (lhd_print_error_function): Remove old location
24300 * configure, config.in: Rebuilt.
24301 * configure.ac (--enable-mapped-location): Remove.
24302 * c-decl.c (c_init_decl_processing): Remove old location code.
24303 (finish_function): Likewise.
24304 * recog.c (decode_asm_operands): Remove old location code.
24305 * c-pch.c (c_common_read_pch): Remove old location code.
24306 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24308 * gimple-low.c (lower_function_body): Remove old location code.
24309 * toplev.c (unknown_location): Remove.
24310 (push_srcloc): Remove old-location variant.
24311 (process_options): Remove old location code.
24312 (lang_dependent_init): Likewise.
24313 * input.h (UNKNOWN_LOCATION): Move definition.
24314 (location_t): Undeprecate.
24315 (source_locus): Remove.
24316 (location_from_locus): Remove.
24317 (struct location_s): Remove.
24318 Remove all old-location code.
24319 (input_line, input_filename): Remove.
24320 * final.c (final_scan_insn): Remove old location code.
24321 * diagnostic.c (diagnostic_build_prefix): Remove
24322 USE_MAPPED_LOCATION test.
24323 * tree.h (gimple_stmt) <locus>: Now a location_t.
24324 (tree_exp) <locus>: Likewise.
24325 (DECL_IS_BUILTIN): Remove old-location variant.
24326 (annotate_with_file_line, annotate_with_locus): Likewise.
24327 (expr_locus, set_expr_locus): Update.
24328 * tree.c (build1_stat): Remove old location code.
24329 (last_annotated_node): Remove.
24330 (annotate_with_file_line): Remove old-location variant.
24331 (annotate_with_locus): Likewise.
24332 (expr_location): Remove old location code.
24333 (set_expr_location): Likewise.
24334 (expr_has_location): Likewise.
24335 (expr_locus): Likewise.
24336 (set_expr_locus): Likewise.
24337 (expr_filename): Don't use location_from_locus.
24338 (expr_lineno): Likewise.
24339 * rtl-error.c (location_for_asm): Remove old location code.
24340 * c-lex.c (cb_line_change): Remove old location code.
24341 (fe_file_change): Likewise.
24342 (cb_def_pragma): Likewise.
24343 (c_lex_with_flags): Likewise.
24344 * gengtype.c (do_typedef): Don't special-case location types.
24345 (define_location_structures): Remove.
24346 (main): Don't call define_location_structures.
24347 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24350 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24353 * builtins.def (BUILT_IN_STDARG_START): Remove.
24354 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24355 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24356 * tree-inline.c (inline_forbidden_p_1): Likewise.
24358 2008-02-26 Richard Guenther <rguenther@suse.de>
24360 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24361 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24362 (lookup_decl_from_uid): Declare.
24363 (remove_decl_from_map): Likewise.
24364 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24365 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24366 (decl_for_uid_map): New global hashtable mapping DECL_UID
24368 (init_ttree): Allocate it.
24369 (insert_decl_to_uid_decl_map): New helper function.
24370 (make_node_stat): Insert new decls into the map.
24371 (copy_node_stat): Likewise.
24372 (lookup_decl_from_uid): New function.
24373 (remove_decl_from_map): Likewise.
24374 (print_decl_for_uid_map_statistics): New helper.
24375 (dump_tree_statistics): Call it.
24377 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24378 (referenced_var_iterator): Adjust.
24379 (FOR_EACH_REFERENCED_VAR): Adjust.
24380 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24381 (num_referenced_vars): Adjust.
24382 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24383 (first_referenced_var): Remove.
24384 (end_referenced_vars_p): Likewise.
24385 (next_referenced_var): Likewise.
24386 (referenced_var_iterator_set): New helper function.
24387 * tree-dfa.c (referenced_var_lookup): Adjust.
24388 (referenced_var_check_and_insert): Likewise.
24389 (remove_referenced_var): Likewise.
24390 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24391 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24392 (verify_call_clobbering): Likewise.
24393 (verify_memory_partitions): Likewise.
24394 (init_tree_ssa): Allocate bitmap instead of hashtable for
24396 (delete_tree_ssa): Adjust.
24397 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24398 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24399 (compute_tag_properties): Likewise.
24400 (set_initial_properties): Likewise.
24401 (find_partition_for): Likewise.
24402 (update_reference_counts): Likewise.
24403 (dump_may_aliases_for): Likewise.
24404 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24405 (add_call_clobber_ops): Likewise.
24406 (add_call_read_ops): Likewise.
24407 (get_asm_expr_operands): Likewise.
24408 * tree-into-ssa.c (dump_decl_set): Likewise.
24409 (update_ssa): Likewise.
24410 * tree-sra.c (scan_function): Likewise.
24411 (decide_instantiations): Likewise.
24412 (scalarize_parms): Likewise.
24413 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24414 (dsa_named_for): Likewise.
24415 * tree-ssa-structalias.c (update_alias_info): Likewise.
24416 (merge_smts_into): Likewise.
24418 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24421 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24422 * c-opts.c (c_common_handle_option): Wall enables
24423 Wvolatile-register-var.
24424 * common.opt: Move Wvolatile-register-var to...
24427 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24429 * common.opt (Wlarger-than=): New.
24430 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24432 * opts.c (common_handle_option): Handle -Wlarger-than=.
24433 * optc-gen.awk: Likewise.
24434 * opth-gen.awk: Likewise.
24435 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24436 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24438 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24440 * c-common.c (match_case_to_enum_1): Add appropriate
24441 OPT_W* parameter to warning.
24442 (c_do_switch_warnings): Likewise.
24443 * c-typeck.c (warning_init): Add one more parameter following
24444 'warning' function.
24445 (push_init_level): Update call to warning_init.
24446 (pop_init_level): Likewise.
24447 (add_pending_init): Likewise.
24448 (output_init_element: Likewise.
24450 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24453 * toplev.c (toplev_main): If there are warnings or error, print
24454 errors for ignored options.
24455 * opts.c (ignored_options): New static variable.
24456 (postpone_unknown_option_error): New.
24457 (print_ignored_options): New.
24458 (handle_option): Postpone errors for unknown -Wno-* options.
24459 * opts.h (print_ignored_options): Declare.
24461 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24463 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24466 2008-02-25 Richard Guenther <rguenther@suse.de>
24469 2008-02-25 Richard Guenther <rguenther@suse.de>
24471 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24472 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24473 (lookup_decl_from_uid): Declare.
24474 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24475 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24476 (decl_for_uid_map): New global hashtable mapping DECL_UID
24478 (init_ttree): Allocate it.
24479 (insert_decl_to_uid_decl_map): New helper function.
24480 (make_node_stat): Insert new decls into the map.
24481 (copy_node_stat): Likewise.
24482 (lookup_decl_from_uid): New function.
24483 (print_decl_for_uid_map_statistics): New helper.
24484 (dump_tree_statistics): Call it.
24486 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24487 (referenced_var_iterator): Adjust.
24488 (FOR_EACH_REFERENCED_VAR): Adjust.
24489 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24490 (num_referenced_vars): Adjust.
24491 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24492 (first_referenced_var): Remove.
24493 (end_referenced_vars_p): Likewise.
24494 (next_referenced_var): Likewise.
24495 (referenced_var_iterator_set): New helper function.
24496 * tree-dfa.c (referenced_var_lookup): Adjust.
24497 (referenced_var_check_and_insert): Likewise.
24498 (remove_referenced_var): Likewise.
24499 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24500 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24501 (verify_call_clobbering): Likewise.
24502 (verify_memory_partitions): Likewise.
24503 (init_tree_ssa): Allocate bitmap instead of hashtable for
24505 (delete_tree_ssa): Adjust.
24506 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24507 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24508 (compute_tag_properties): Likewise.
24509 (set_initial_properties): Likewise.
24510 (find_partition_for): Likewise.
24511 (update_reference_counts): Likewise.
24512 (dump_may_aliases_for): Likewise.
24513 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24514 (add_call_clobber_ops): Likewise.
24515 (add_call_read_ops): Likewise.
24516 (get_asm_expr_operands): Likewise.
24517 * tree-into-ssa.c (dump_decl_set): Likewise.
24518 (update_ssa): Likewise.
24519 * tree-sra.c (scan_function): Likewise.
24520 (decide_instantiations): Likewise.
24521 (scalarize_parms): Likewise.
24522 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24523 (dsa_named_for): Likewise.
24524 * tree-ssa-structalias.c (update_alias_info): Likewise.
24525 (merge_smts_into): Likewise.
24527 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24530 * doc/invoke.texi (-fcx-limited-range): Document new option.
24531 * toplev.c (process_options): Handle -fcx-fortran-rules.
24532 * common.opt: Add documentation for -fcx-fortran-rules.
24534 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24537 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24538 actual behaviour and C99.
24540 2008-02-26 Ben Elliston <bje@au.ibm.com>
24542 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24543 (ASM_CPU_POWER6_SPEC): Likewise.
24544 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24545 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24546 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24548 2008-02-25 Richard Guenther <rguenther@suse.de>
24550 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24551 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24552 (lookup_decl_from_uid): Declare.
24553 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24554 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24555 (decl_for_uid_map): New global hashtable mapping DECL_UID
24557 (init_ttree): Allocate it.
24558 (insert_decl_to_uid_decl_map): New helper function.
24559 (make_node_stat): Insert new decls into the map.
24560 (copy_node_stat): Likewise.
24561 (lookup_decl_from_uid): New function.
24562 (print_decl_for_uid_map_statistics): New helper.
24563 (dump_tree_statistics): Call it.
24565 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24566 (referenced_var_iterator): Adjust.
24567 (FOR_EACH_REFERENCED_VAR): Adjust.
24568 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24569 (num_referenced_vars): Adjust.
24570 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24571 (first_referenced_var): Remove.
24572 (end_referenced_vars_p): Likewise.
24573 (next_referenced_var): Likewise.
24574 (referenced_var_iterator_set): New helper function.
24575 * tree-dfa.c (referenced_var_lookup): Adjust.
24576 (referenced_var_check_and_insert): Likewise.
24577 (remove_referenced_var): Likewise.
24578 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24579 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24580 (verify_call_clobbering): Likewise.
24581 (verify_memory_partitions): Likewise.
24582 (init_tree_ssa): Allocate bitmap instead of hashtable for
24584 (delete_tree_ssa): Adjust.
24585 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24586 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24587 (compute_tag_properties): Likewise.
24588 (set_initial_properties): Likewise.
24589 (find_partition_for): Likewise.
24590 (update_reference_counts): Likewise.
24591 (dump_may_aliases_for): Likewise.
24592 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24593 (add_call_clobber_ops): Likewise.
24594 (add_call_read_ops): Likewise.
24595 (get_asm_expr_operands): Likewise.
24596 * tree-into-ssa.c (dump_decl_set): Likewise.
24597 (update_ssa): Likewise.
24598 * tree-sra.c (scan_function): Likewise.
24599 (decide_instantiations): Likewise.
24600 (scalarize_parms): Likewise.
24601 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24602 (dsa_named_for): Likewise.
24603 * tree-ssa-structalias.c (update_alias_info): Likewise.
24604 (merge_smts_into): Likewise.
24606 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24609 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24610 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24611 * alias.h (nonoverlapping_memrefs_p): Likewise.
24613 2008-02-25 Jan Beulich <jbeulich@novell.com>
24615 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24616 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24617 __emultls_get_address, __emultls_register_common,
24618 __floatundi?f, and _Unwind_GetIPInfo.
24619 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24620 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24621 (gen_regparm_prefix): Likewise.
24622 (i386_nlm_encode_section_info): Sync with
24623 config/i386/winnt.c:i386_pe_encode_section_info().
24624 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24625 i386_nlm_mangle_decl_assembler_name): New.
24626 (netware_override_options): New.
24627 * config/i386/netware.h (netware_override_options): Declare.
24628 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24629 (i386_nlm_mangle_decl_assembler_name): Declare.
24630 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24632 2008-02-25 Ben Elliston <bje@au.ibm.com>
24635 * c-decl.c (grokdeclarator): Remove unused local variables
24636 `typedef_type' and `type_as_written'.
24638 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24639 unused local variable `has_hot_blocks'.
24640 (fix_crossing_conditional_branches): Remove unused local variable
24643 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24645 PR middle-end/19984
24646 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24647 using DEF_C99_BUILTIN.
24648 (BUILT_IN_NANF): Ditto.
24649 (BUILT_IN_NANL): Ditto.
24651 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24652 Revital Eres <eres@il.ibm.com>
24654 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24655 regarding the order of two dependent insns in the same row.
24657 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24659 * stor-layout.c (layout_decl): Do not bump the alignment of a
24660 bit-field to more than byte alignment if it is packed.
24662 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24664 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24667 2008-02-24 Diego Novillo <dnovillo@google.com>
24669 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24672 * tree-vrp.c (vrp_evaluate_conditional): With
24673 -Wtype-limits, emit a warning when comparing against a
24674 constant outside the natural range of OP0's type.
24675 * c.opt (Wtype-limits): Move ...
24676 * common.opt (Wtype-limits): ... here.
24678 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24680 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24681 * config/rs6000/e300c2c3.md: New file.
24682 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24684 (rs6000_override_options): Add e300c2 and e300c3 cases to
24685 processor_target_table. Do not allow usage of Altivec or Spe
24686 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24687 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24688 * config/rs6000/rs6000.h (processor_type): Add
24689 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24690 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24691 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24692 and ppce300c3. Include e300c2c3.md.
24694 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24696 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24697 instead of TARGET_STRICT_ALIGN.
24699 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24701 * explow.c (memory_address): Assert that the generated address is
24704 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24707 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24708 * config/darwin-ppc-ldouble-patch.def: New file.
24709 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24710 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24711 SUBTARGET_INIT_BUILTINS if defined.
24712 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24715 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24718 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24719 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24721 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24724 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24725 file" warning condtional on -Winvalid-PCH.
24727 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24729 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24731 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24735 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24736 prevent reload from using MMX registers.
24737 (*mov<mode>_internal): Ditto.
24738 (*movv2sf_internal_rex64): Ditto.
24739 (*movv2sf_internal): Ditto.
24741 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24743 PR documentation/31569
24744 * doc/install.texi2html: Use makeinfo --no-number-sections.
24746 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24748 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24749 ensure that we can address an entire entity > 8 bytes. Don't
24750 generate reg+reg addressing for such data.
24752 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24754 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24755 strings when optimizing for size, unless the target cares about
24758 2008-02-22 Tom Tromey <tromey@redhat.com>
24760 * regclass.c (current_pass): Remove declaration.
24762 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24764 * config/avr/libgcc.S (__RAMPZ__): Define.
24765 (__do_copy_data): Add for devices with 128KB code memory.
24767 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24769 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24771 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24773 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24775 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24778 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24781 * c-typeck.c (build_binary_op): Warn about floating point
24782 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24784 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24787 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24788 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24790 (rs6000_override_options): Set altivec_abi as default, not override,
24791 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24792 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24793 is used; use new member spe_abi.
24794 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24795 spe_abi and altivec_abi.
24797 2008-02-22 Tomas Bily <tbily@suse.cz>
24799 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24801 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24804 * config.build (build_file_translate): Set to `CMD //c' only if
24806 * Makefile.in (build_file_translate): Improve comment.
24808 2008-02-21 Jan Hubicka <jh@suse.cz>
24810 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24811 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24812 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24814 2008-02-21 Michael Matz <matz@suse.de>
24817 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24819 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24821 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24822 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24823 as insn constraint.
24824 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24825 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24826 SSE_VEC_FLOAT_MODE_P as insn constraint.
24827 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24828 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24829 sse4a_movntdf using MODEF mode iterator.
24830 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24831 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24832 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24833 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24834 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24835 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24836 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24838 2008-02-21 Richard Guenther <rguenther@suse.de>
24840 * tree.def (PAREN_EXPR): New tree code.
24841 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24843 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24844 * expr.c (expand_expr_real_1): Likewise.
24845 * tree-inline.c (estimate_num_insns_1): Likewise.
24846 * tree-complex.c (expand_complex_move): Likewise.
24847 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24850 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24853 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24855 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24858 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24860 * config/sh/sh.c (find_barrier): Don't go past
24861 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24863 2008-02-20 DJ Delorie <dj@redhat.com>
24865 * config/h8300/h8300.md (insv): Force source operand to be a register.
24867 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24868 as a jump, not as a plain insn.
24870 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24872 * doc/invoke.texi (Warning Options): Add new option
24873 -Wframe-larger-than=.
24874 (-Wframe-larger-than): Document.
24876 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24877 Add declarations for new option variables.
24879 * final.c (final_start_function): Check the frame size
24880 before emission and issue a Wframe-larger-than warning.
24882 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24883 Add definitions for new option variables.
24884 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24886 * common.opt (Wframe-larger-than=): New option.
24888 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24890 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24891 (<sse>_div<mode>3): Ditto.
24892 (<sse>_vmdiv<mode>3): Ditto.
24893 (<sse>_vmsqrt<mode>2): Ditto.
24894 (*smax<mode>3): Ditto.
24895 (sse5_frcz<mode>2): Ditto.
24896 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24897 as insn constraint.
24899 2008-02-20 Richard Guenther <rguenther@suse.de>
24901 PR middle-end/35265
24902 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24903 be happy with INTEGRAL_TYPE_P.
24905 2008-02-20 Richard Guenther <rguenther@suse.de>
24907 * fold-const.c (split_tree): Associate floatig-point expressions
24908 if flag_associative_math is set.
24910 2008-02-20 Richard Guenther <rguenther@suse.de>
24912 * tree.h (fold_real_zero_addition_p): Declare.
24913 * fold-const.c (fold_real_zero_addition_p): Export.
24914 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24915 floating-point operations with zero and one.
24917 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24919 * doc/install.texi: Correct references to CFLAGS, replacing them
24920 with BOOT_CFLAGS. Document flags used during bootstrap for
24923 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24925 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24926 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24927 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24929 (smin<mode>3): Ditto from similar patterns.
24930 (smax<mode>3): Ditto.
24931 (*ieee_smin<mode>3): Ditto.
24932 (*ieee_smax<mode>3): Ditto.
24933 * config/i386/sse.md (sse): New mode attribute.
24934 (mov<mode>): Macroize expander from movv4sf and movv2df using
24935 SSEMODEF2P mode iterator.
24936 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24937 SSE_VEC_FLOAT_MODE_P as insn constraint.
24938 (storent<mode>): Ditto.
24939 (storent<mode>): Macroize expander from storentsf and storentdf using
24940 MODEF mode iterator.
24941 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24942 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24943 (abs<mode>2): Ditto from similar patterns.
24944 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24945 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24946 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24947 (<sse>_vmsqrt<mode>2): Ditto.
24948 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24949 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24950 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24951 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24952 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24953 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24954 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24956 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24957 iterator and SSE_FLOAT_MODE_P as insn constraint.
24958 (<sse>_ucomi): Ditto from similar patterns.
24959 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24960 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24961 SSE_VEC_FLOAT_MODE_P as insn constraint.
24962 (vcond<mode>): Ditto from similar patterns.
24963 (and<mode>3, *and<mode>3): Ditto.
24964 (<sse>_nand<mode>3): Ditto.
24965 (ior<mode>3, *ior<mode>3): Ditto.
24966 (xor<mode>3, *xor<mode>3): Ditto.
24967 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24968 iterator and SSE_FLOAT_MODE_P as insn constraint.
24969 (*nand<mode>3): Ditto from similar patterns.
24970 (*ior<mode>3): Ditto.
24971 (*xor<mode>3): Ditto.
24973 2008-02-20 Ira Rosen <irar@il.ibm.com>
24975 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24976 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24977 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24979 2008-02-19 Jan Hubicka <jh@suse.cz>
24981 * predict.c (tree_bb_level_predictions): Remove variable next
24982 mistakely introduced by previous commit.
24984 2008-02-19 Jan Hubicka <jh@suse.cz>
24986 * predict.c (predict_paths_leading_to): Rewrite.
24987 (predict_paths_for_bb): New.
24988 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24990 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24993 * Makefile.in (build_file_translate): New.
24994 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24995 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24996 * configure.ac (build_file_translate): Substitute it.
24997 * configure: Regenerate.
24999 2008-02-19 Jan Hubicka <jh@suse.cz>
25001 PR rtl-optimization/34408
25002 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25005 2008-02-19 Jan Hubicka <jh@suse.cz>
25007 PR middle-end/28779
25008 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25011 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25014 * config/i386/i386-modes.def: Revert the last DI alignment
25015 change until Ada people can look into it.
25017 2008-02-19 Nick Clifton <nickc@redhat.com>
25019 * opts.c (print_specific_help): Fix typo in --help text.
25021 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25024 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25025 32-bit inline asm without asm alternatives for host GCC < 3.0.
25027 2008-02-19 Richard Guenther <rguenther@suse.de>
25029 PR tree-optimization/34989
25030 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25031 Allow propagation to INDIRECT_REF if we can simplify only.
25033 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25035 * c-common.c (warn_for_collisions_1): Use appropriate option when
25038 2008-02-19 Nick Clifton <nickc@redhat.com>
25041 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25042 (handle_options): Fix indentation.
25043 (print_filtered_help): If no language-specific options were
25044 displayed tell the user how to list all the options supported by
25045 the language's front-end.
25046 (print_specific_help): Fix indentation and remove duplicate line.
25047 (common_handle_option): Handle the -v option.
25048 For --help enable the display of undocumented options if the -v
25049 switch has been included on the command line.
25050 For --help= check for overlaps in the arguments between the option
25051 classes and the language names and issue a warning when they
25052 cannot be disambiguated.
25053 * c.opt (v): Pass on to the common option handler.
25055 2008-02-19 Revital Eres <eres@il.ibm.com>
25057 * modulo-sched.c (sms_schedule): Change dump message when
25058 create_ddg function fails.
25059 (try_scheduling_node_in_cycle): Rename row to cycle.
25060 (print_partial_schedule): Rename CYCLE to ROW.
25062 2008-02-19 Christian Bruel <christian.bruel@st.com>
25063 Zdenek Dvorak <ook@ucw.cz>
25065 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25067 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25070 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25071 (*x86_movdicc_0_m1_se): Ditto.
25073 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25075 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25076 (CMPtype): Define as __gcc_CMPtype.
25077 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25078 (CMPtype): Define as __gcc_CMPtype.
25080 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25082 Support valgrind 3.3 for --enable-checking=valgrind.
25083 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25085 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25086 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25087 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25088 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25089 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25090 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25091 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25093 * ggc-zone.c: Similar.
25094 * ggc-page.c: Similar.
25096 2008-02-19 Paul Brook <paul@codesourcery.com>
25099 * config/arm/ieee754-df.S: Fix do_it typo.
25100 * config/arm/ieee754-sf.S: Fix do_it typo.
25102 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25105 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25106 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25107 (OPTION_MASK_ISA_SSE_SET): Likewise.
25108 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25109 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25110 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25111 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25112 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25113 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25114 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25115 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25116 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25117 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25118 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25119 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25120 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25121 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25122 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25123 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25124 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25125 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25126 (OPTION_MASK_ISA_SSE4): Removed.
25127 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25128 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25129 (override_options): Don't turn on implied SSE/MMX bits in
25132 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25134 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25137 2008-02-18 Joey Ye <joey.ye@intel.com>
25139 PR middle-end/34921
25140 * tree-nested.c (insert_field_into_struct): Set type alignment
25141 to field alignment if the former is less than the latter.
25143 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25145 * BASE-VER: Set to 4.4.0.
25147 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25149 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25150 * doc/cfg.texi: Likewise.
25151 * doc/extend.texi: Likewise.
25152 * doc/gty.texi: Likewise.
25153 * doc/invoke.texi: Likewise.
25154 * doc/loop.texi: Likewise.
25155 * doc/md.texi: Likewise.
25156 * doc/passes.texi: Likewise.
25157 * doc/rtl.texi: Likewise.
25158 * doc/sourcebuild.texi: Likewise.
25159 * doc/tm.texi: Likewise.
25160 * doc/tree-ssa.texi: Likewise.
25162 2008-02-17 Richard Guenther <rguenther@suse.de>
25164 PR middle-end/35227
25165 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25166 without default definition.
25168 2008-02-17 Richard Guenther <rguenther@suse.de>
25170 PR tree-optimization/35231
25171 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25174 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25177 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25178 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25179 libgcc_cmp_return mode.
25181 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25184 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25186 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25188 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25191 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25193 * doc/c-tree.texi: Use `@.' where appropriate.
25194 * doc/extend.texi: Likewise.
25195 * doc/install.texi: Likewise.
25196 * doc/invoke.texi: Likewise.
25197 * doc/loop.texi: Likewise.
25198 * doc/makefile.texi: Likewise.
25199 * doc/md.texi: Likewise.
25200 * doc/passes.texi: Likewise.
25201 * doc/standards.texi: Likewise.
25202 * doc/tm.texi: Likewise.
25204 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25206 PR middle-end/35196
25207 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25209 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25210 rather than in entry_bb.
25212 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25214 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25215 libgcc_cmp_return mode.
25217 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25219 PR middle-end/35130
25220 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25221 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25223 2008-02-15 Richard Guenther <rguenther@suse.de>
25224 Zdenek Dvorak <ook@ucw.cz>
25226 PR tree-optimization/35164
25227 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25228 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25229 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25230 Only propagate addresses which do not have abnormal SSA_NAMEs
25233 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25236 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25238 2008-02-15 Jan Hubicka <jh@suse.cz>
25240 PR middle-end/35149
25241 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25243 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25245 PR middle-end/34621
25246 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25247 when calculating alignment_pad.
25249 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25251 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25252 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25253 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25254 and STACK_BOUNDARY define.
25256 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25258 PR preprocessor/35061
25259 * c-pragma.c (handle_pragma_pop_macro): Check that
25260 pushed_macro_table has been allocated.
25262 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25264 PR middle-end/35136
25265 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25266 (force_gimple_operand): Likewise.
25267 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25268 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25269 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25270 (find_interesting_uses_address): Check addressability and alignment
25271 of the base expression only after substituting bases of IVs into it.
25273 2008-02-14 Michael Matz <matz@suse.de>
25276 * function.c (instantiate_virtual_regs_in_insn): Reload address
25277 before falling back to reloading the whole operand.
25279 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25281 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25282 before the first section switch note.
25284 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25286 * doc/bugreport.texi: Update copyright years.
25287 * doc/c-tree.texi: Likewise.
25288 * doc/cfg.texi: Likewise.
25289 * doc/cpp.texi: Likewise.
25290 * doc/cppinternals.texi: Likewise.
25291 * doc/fragments.texi: Likewise.
25292 * doc/frontends.texi: Likewise.
25293 * doc/gcc.texi: Likewise.
25294 * doc/gty.texi: Likewise.
25295 * doc/hostconfig.texi: Likewise.
25296 * doc/implement-c.texi: Likewise.
25297 * doc/libgcc.texi: Likewise.
25298 * doc/loop.texi: Likewise.
25299 * doc/makefile.texi: Likewise.
25300 * doc/options.texi: Likewise.
25301 * doc/passes.texi: Likewise.
25302 * doc/rtl.texi: Likewise.
25303 * doc/sourcebuild.texi: Likewise.
25304 * doc/standards.texi: Likewise.
25305 * doc/tree-ssa.texi: Likewise.
25306 * doc/trouble.texi: Likewise.
25308 * doc/extend.texi: Use @: or add comma where appropriate.
25309 * doc/invoke.texi: Likewise.
25310 * doc/tm.texi: Likewise.
25312 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25315 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25318 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25320 * doc/md.texi (clz, ctz): Add reference.
25321 * doc/rtl.texi (clz, ctz): Likewise.
25323 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25326 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25329 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25331 * config/s390/s390.c (struct constant_pool): New field
25332 emit_pool_after added.
25333 (s390_mainpool_start): Set the emit_pool_after flag according
25334 to the section switch notes.
25335 (s390_mainpool_finish): Consider emit_pool_after when emitting
25336 the literal pool at the end of the function.
25337 (s390_chunkify_start): Force literal pool splits at section
25340 2008-02-13 Michael Matz <matz@suse.de>
25343 * var-tracking.c (clobber_variable_part): Correctly traverse the
25346 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25349 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25350 Add -fdump-ipa-inline.
25351 * tree-dump.c (dump_files): Remove tree-inlined dump.
25352 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25354 2008-02-12 Richard Guenther <rguenther@suse.de>
25356 PR tree-optimization/35171
25357 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25360 2008-02-12 Richard Guenther <rguenther@suse.de>
25362 PR middle-end/35163
25363 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25364 value-preserving mode. Disallow final truncation.
25366 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25368 PR middle-end/35136
25369 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25370 code from here to...
25371 (force_gimple_operand): ...here.
25373 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25376 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25377 non-compatible pointers.
25378 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25379 different FIELD_DECLs, try harder by comparing field offsets, sizes
25382 PR inline-asm/35160
25383 * function.c (match_asm_constraints_1): Don't replace the same input
25386 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25388 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25389 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25390 (expand_epilogue): Restore RAMPZ register.
25391 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25393 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25395 * config/i386/cygwin.asm: (__alloca): Correct calling
25396 convention and alignment.
25397 (__chkstk): Force 8 byte stack alignment.
25399 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25400 Richard Guenther <rguenther@suse.de>
25402 PR tree-optimization/33992
25403 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25404 the zero we compare against.
25406 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25408 PR libfortran/35063
25409 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25410 to CloseHandle after unlocking to prevent accumulation of handle
25413 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25415 PR middle_end/34150
25416 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25417 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25418 and update LABEL_NUSES during and after reload.
25420 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25422 PR middle-end/34627
25423 * combine.c (simplify_if_then_else): Make sure the comparison is
25424 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25426 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25429 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25430 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25431 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25432 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25433 * tree.h (get_type_static_bounds): Likewise.
25435 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25437 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25438 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25439 Make -Wfoo language annotations match what the compiler outputs.
25441 2008-02-08 Sa Liu <saliu@de.ibm.com>
25443 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25444 intrinsics spu_convts, spu_convtu, spu_convtf.
25446 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25448 * doc/extend.texi (Function Attributes) <noinline>: Mention
25449 asm ("") as method to keep calls.
25451 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25454 * doc/options.texi (Options): Replace references to opts.sh with
25456 * opts-common.c: Likewise.
25457 * optc-gen.awk: Likewise.
25459 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25461 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25463 2008-02-07 Richard Henderson <rth@redhat.com>
25466 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25467 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25470 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25472 PR tree-optimization/35085
25473 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25474 for operand entry oe2 in addition to operand entry oe3 in order to
25475 expose more opportunities for vectorizer sum reduction.
25477 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25480 * Makefile.in (LIBS): Remove $(GMPLIBS).
25481 (cc1-dummy, cc1): Add $(GMPLIBS).
25483 2008-02-06 Jan Hubicka <jh@suse.cz>
25486 * i386.md (moddf_integer): Do not produce partial memory stalls for
25487 targets where it hurts.
25489 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25492 * optabs.c (expand_float): Do not check for decimal modes when
25493 expanding unsigned integer through signed conversion.
25495 2008-02-06 Nick Clifton <nickc@redhat.com>
25497 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25498 inside the clobber with a match_operand and duplicated operand
25499 number in the constraint.
25500 (ineqbranchsi): Delete redundant comment.
25502 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25504 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25505 builtin_define ("__USE_INIT_FINI__").
25506 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25508 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25510 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25512 PR documentation/30330
25513 * doc/invoke.texi (C++ Dialect Options)
25514 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25515 For each warning option -Wfoo that allows -Wno-foo, ensure both
25516 -Wfoo and -Wno-foo are listed in the option index. Fix index
25517 entry of -Wswitch-default, index -Wnormalized= including the
25518 `=', and -Wlarger-than-@var{len} including @var{len}.
25520 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25522 * config/i386/i386.md (floatunssisf2): Use
25523 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25524 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25525 Macroize expander using MODEF mode iterator.
25527 2008-02-05 Diego Novillo <dnovillo@google.com>
25529 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25532 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25534 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25537 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25539 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25542 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25543 to indicate if a message should be generated.
25544 (init_cumulative_args): Updated.
25545 (function_value_32): Likewise.
25547 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25549 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25551 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25554 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25555 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25557 2008-02-04 Diego Novillo <dnovillo@google.com>
25559 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25562 * tree-vrp.c (vrp_evaluate_conditional): With
25563 -Wtype-limits, emit a warning when comparing against a
25564 constant outside the natural range of OP0's type.
25566 2008-02-04 Richard Guenther <rguenther@suse.de>
25568 PR middle-end/33631
25569 * expr.c (count_type_elements): Give for unions instead of
25572 2008-02-04 Richard Guenther <rguenther@suse.de>
25574 PR middle-end/35043
25575 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25576 to TYPE_DOMAINs base type instead of using bitsizetype here.
25578 2008-02-03 Jason Merrill <jason@redhat.com>
25580 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25582 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25585 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25586 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25587 (RS/6000 and PowerPC Options): Fix typos and markup.
25588 * doc/passes.texi (Tree-SSA passes): Likewise.
25590 2008-02-02 Michael Matz <matz@suse.de>
25593 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25594 from record_last_reg_set_info.
25595 (record_last_reg_set_info): Take an RTX argument, iterate over all
25596 constituent hardregs.
25597 (record_last_set_info, record_opr_changes): Change calls to
25598 new signature or to record_last_reg_set_info_regno.
25600 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25602 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25604 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25606 PR rtl-optimization/34773
25607 * reg-notes.def (EQUAL): Mention significance of combination of
25608 REG_EQUAL and REG_RETVAL.
25609 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25610 insn that has a REG_RETVAL.
25612 2008-02-01 Roger Sayle <roger@eyesopen.com>
25615 * configure.ac (--enable-fixed-point): Disable unless explicitly
25617 * configure: Regenerate.
25619 2008-02-01 Richard Guenther <rguenther@suse.de>
25622 * invoke.texi (-finline-limit): Remove no longer true parts
25623 of the documentation. Note that there is no default value.
25625 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25626 Mark Mitchell <mark@codesourcery.com>
25627 Ben Elliston <bje@au.ibm.com>
25630 * doc/extend.texi (Other Builtins): Document.
25632 2008-01-31 Tom Browder <tom.browder@gmail.com>
25634 * doc/c-tree.texi (Types): Fix grammar.
25635 (Expression trees): Ditto.
25636 * doc/passes.texi (Tree-SSA passes): Ditto.
25638 * doc/configterms.texi (Configure Terms): Fix typo.
25639 * doc/cpp.texi (Common Predefined Macros): Ditto.
25640 * doc/md.texi (Machine Constraints): Ditto.
25642 * doc/makefile.texi (Makefile): Add comma.
25644 2008-01-31 Tom Browder <tom.browder@gmail.com>
25645 Gerald Pfeifer <gerald@pfeifer.com>
25647 * doc/sourcebuild.texi (Front End): Remove references to CVS
25648 and CVSROOT/modules.
25649 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25650 (Back End): Remove reference to CVS.
25652 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25655 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25657 (mips16_gp_pseudo_reg): ...here.
25658 * config/mips/mips.md (load_const_gp): Replace with...
25659 (load_const_gp_<mode>): ...this :P-based insn.
25661 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25663 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25664 options. Minor fixes.
25665 (-std): Move reference to standards closer to where language
25666 standards are first mentioned.
25668 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25670 PR rtl-optimization/34995
25671 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25672 parameter and return a bool. If the rtx parameter is nonnull,
25673 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25674 (find_reloads): Update call accordingly. Pass the new operand
25675 if it needed no address reloads, otherwise pass null.
25677 2008-01-30 Richard Henderson <rth@redhat.com>
25680 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25681 for unbounded arrays.
25683 2008-01-30 Silvius Rus <rus@google.com>
25685 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25687 2008-01-30 Jan Hubicka <jh@suse.cz>
25690 * i386.c (init_cumulative_args): Use real function declaration when
25693 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25695 PR rtl-optimization/34998
25696 * global.c (build_insn_chain): Treat non-subreg_lowpart
25697 SUBREGs of pseudos as clobbering all the words covered by the
25698 SUBREG, not just all the bytes.
25699 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25700 original df_ref rather than an extract parameter.
25701 (global_conflicts): Update call accordingly.
25703 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25705 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25706 the overflow check to make it easier to read.
25707 (__fixtfdi): Change the type of the ll member in union
25708 long_double to UDItype_x.
25710 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25712 PR middle-end/34969
25713 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25714 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25715 * tree-inline.c (fold_marked_statements): Call
25716 cgraph_update_edges_for_call_stmt if folding a call statement.
25717 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25718 debug_generic_stmt calls, reset it back afterwards.
25721 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25723 * c-typeck.c (build_external_ref): Don't pedwarn about
25724 static vars in current function's scope.
25726 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25728 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25730 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25733 * ipa-struct-reorg.c: Fix spelling.
25734 * params.def: Ditto.
25736 2008-01-29 Richard Guenther <rguenther@suse.de>
25738 PR middle-end/35006
25739 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25741 * tree-inline.c (remap_type): Increment remapping_type_depth
25742 around remapping types.
25743 (copy_body_r): Only add referenced variables if they are referenced
25744 from code, not types.
25746 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25757 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25758 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25760 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25763 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25764 pointer for tiny stack.
25766 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25768 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25770 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25772 * config/vx-common.h: Fix typo in comment.
25774 2008-01-28 Ian Lance Taylor <iant@google.com>
25778 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25779 coalesce pointers if they have different DECL_NO_TBAA_P values.
25780 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25781 between variables with different DECL_NO_TBAA_P values.
25783 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25786 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25787 are not legitimate small data references on SPE targets.
25789 2008-01-28 David Daney <ddaney@avtrex.com>
25791 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25793 2008-01-28 David Daney <ddaney@avtrex.com>
25795 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25797 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25799 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25800 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25801 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25802 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25803 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25804 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25805 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25806 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25808 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25810 * basic-block.h (condjump_equiv_p): Fix comment.
25812 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25814 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25815 print_generic_stmt_indented): Fix comment.
25817 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25819 * configure.ac (__stack_chk_fail): Add detecion for availability
25820 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25821 * configure: Regenerate.
25823 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25825 PR middle-end/34688
25826 * final.c (output_addr_const): Handle TRUNCATE.
25828 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25831 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25832 (zero_cost, infinite_cost): New constants.
25833 (struct cost_pair): Change type of cost to comp_cost.
25834 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25835 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25837 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25838 split_address_cost, ptr_difference_cost, difference_cost,
25839 get_computation_cost_at, get_computation_cost,
25840 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25841 determine_use_iv_cost_condition, determine_use_iv_costs,
25842 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25843 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25844 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25845 Change type of cost to comp_cost.
25846 (determine_iv_cost): Increase cost of non-original ivs, instead
25847 of decreasing the cost of original ones.
25848 (get_address_cost): Indicate the complexity of the addressing mode
25850 (try_add_cand_for): Prefer using ivs not specific to some object.
25851 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25853 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25854 Janis Johnson <janis187@us.ibm.com>
25857 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25858 (TARGET_INSTANTIATE_DECLS): Likewise.
25859 * target.h (expand_to_rtl_hook): New target hook.
25860 (instantiate_decls): Likewise.
25861 * function.c (instantiate_decl): Make non-static. Rename to...
25862 (instantiate_decl_rtl): ... this.
25863 (instantiate_expr): Use instantiate_decl_rtl.
25864 (instantiate_decls_1): Likewise.
25865 (instantiate_decls): Likewise.
25866 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25867 * function.h (instantiate_decl_rtl): Add prototype.
25868 * cfgexpand.c (target.h): New include.
25869 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25870 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25871 (TARGET_INSTANTIATE_DECLS): Likewise.
25872 (TARGET_INITIALIZER): New target hooks added.
25873 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25875 * config/rs6000/rs6000.c (tree-flow.h): New include.
25876 (machine_function): Add sdmode_stack_slot field.
25877 (rs6000_alloc_sdmode_stack_slot): New function.
25878 (rs6000_instantiate_decls): Likewise.
25879 (rs6000_secondary_memory_needed_rtx): Likewise.
25880 (rs6000_check_sdmode): Likewise.
25881 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25882 (TARGET_INSTANTIATE_DECLS): Likewise.
25883 (rs6000_hard_regno_mode_ok): Allow SDmode.
25884 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25885 (rs6000_emit_move): Handle SDmode.
25886 (function_arg_advance): Likewise.
25887 (function_arg): Likewise.
25888 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25889 SDmode var args for 32-bit compiles.
25890 (rs6000_secondary_reload_class): Handle SDmode.
25891 (rs6000_output_function_epilogue): Likewise.
25892 (rs6000_function_value): Simplify if statement.
25893 (rs6000_libcall_value): Likewise.
25894 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25895 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25896 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25897 (movsd_hardfloat): New define_insn.
25898 (movsd_softfloat): Likewise.
25899 (movsd_store): Likewise.
25900 (movsd_load): Likewise.
25901 (extendsddd2): Likewise.
25902 (extendsdtd2): Likewise.
25903 (truncddsd2): Likewise.
25904 (movdd_hardfloat64): Fixup comment.
25905 (UNSPEC_MOVSD_LOAD): New constant.
25906 (UNSPEC_MOVSD_STORE): Likewise.
25908 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25911 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25913 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25914 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25915 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25916 and TRUTH_XOR_EXPR.
25918 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25921 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25922 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25923 __LONGDOUBLE128 too.
25924 * config/rs6000/aix61.h: New file.
25926 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25928 PR rtl-optimization/34959
25929 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25930 popcount and parity rtxes the same mode as their operand.
25931 Truncate or extend the result to the return value's mode
25934 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25937 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25938 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25939 to GOT_VERSION_REGNUM.
25940 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25941 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25942 * config/mips/mips.c (mips_emit_call_insn): New function.
25943 (mips_call_tls_get_addr): Call mips_expand_call directly.
25944 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25946 (mips16_build_call_stub): Likewise. Return the call insn or null.
25947 (mips_expand_call): Update the call to mips16_build_call_stub
25948 accordingly and a remove redundant condition. Assert that MIPS16
25949 stubs do not use lazy binding. Use mips_emit_call_insn and return
25951 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25953 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25954 (mips_avoid_hazard): Remove hazard_set handling.
25955 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25956 (UNSPEC_RESTORE_GP): ...this.
25957 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25958 (FAKE_CALL_REGNO): Rename to...
25959 (GOT_VERSION_REGNUM): ...this.
25960 (type): Add "ghost" value. Add an associated insn reservation.
25961 (hazard_set): Remove.
25962 (exception_receiver): Rename to...
25963 (restore_gp): ...this and update the unspec identifier accordingly.
25964 (exception_receiver, nonlocal_got_receiver): New expanders.
25965 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25966 FAKE_CALL_REGNO. Remove hazard_set attribute.
25967 (set_got_version, update_got_version): New patterns.
25969 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25972 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25974 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25977 * doc/install.texi2html: Generate gcc-vers.texi.
25979 2008-01-25 DJ Delorie <dj@redhat.com>
25981 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25983 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25985 * config/c4x: Remove directory.
25986 * config.gcc (crx-*, mt-*): Mark obsolete.
25987 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25988 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25989 sh-*-rtemscoff*): Remove cases.
25990 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25991 * real.c (encode_c4x_single, decode_c4x_single,
25992 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25993 c4x_extended_format): Remove.
25994 * real.h (c4x_single_format, c4x_extended_format): Remove.
25995 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25997 (Pragmas): Remove comment about c4x pragmas.
25998 * doc/install.texi (c4x): Remove target-specific instructions.
25999 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26000 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26001 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26002 refer to C4x source files as examples.
26003 (C4X_FLOAT_FORMAT): Remove documentation.
26005 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26007 * config/bfin/bfin.c (override_options): Reorder tests so that
26008 flag_pic gets enabled for -msep-data.
26010 2008-01-25 Richard Guenther <rguenther@suse.de>
26012 PR middle-end/32244
26013 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26014 to its bitfield precision if required.
26016 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26018 PR middle-end/33880
26019 * tree-nested.c (walk_omp_for): New function.
26020 (convert_nonlocal_reference, convert_local_reference): Call
26021 walk_omp_for on OMP_FOR.
26022 (convert_call_expr): Call walk_body on OMP_FOR's
26023 OMP_FOR_PRE_INIT_BODY.
26025 2008-01-25 Richard Guenther <rguenther@suse.de>
26027 PR tree-optimization/34966
26028 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26029 default defs and PHI_NODEs we have to insert after the
26030 defining statement.
26032 2008-01-24 Nick Clifton <nickc@redhat.com>
26034 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26035 Provide a default definition.
26036 (LIBGCC2_UNITS_PER_WORD): Likewise.
26038 * config/stormy16/stormy16.c: Include df.h for the prototype
26039 for df_regs_ever_live_p.
26040 (xstormy16_expand_builtin_va_start): Convert the stack offset
26041 into a component_ref and then use POINTER_PLUS_EXPR to add it
26042 to the incoming_virtual_args_rtx.
26043 (xstormy16_gimplify_va_arg_expr): Rename to
26044 xstormy16_gimplify_va_arg_expr.
26045 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26046 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26047 xstormy16_gimplify_va_arg_expr.
26048 Fix up some formatting issues.
26050 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26051 Move to predicates.md.
26052 (xs_hi_general_operand): Likewise.
26053 (xs_hi_nonmemory_operand): Likewise.
26054 * config/stormy16/predicates.md:
26055 (xstormy16_carry_plus_operand): New predicate.
26056 (xs_hi_general_operand): New predicate.
26057 (xs_hi_nonmemory_operand): New predicate.
26058 * config/stormy16/stormy16-protos.h:
26059 (xstormy16_carry_plus_operand): Delete prototype.
26060 (xs_hi_general_operand): Likewise.
26061 (xs_hi_nonmemory_operand): Likewise.
26063 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26064 modifiers as they are no longer needed and they can trigger
26065 reload spill failures.
26067 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26068 with a match_operand in order to help reload.
26070 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26071 constraint with 'e' for the 8th alternative as this version of
26072 the mov.w instruction only accepts the lower 8 registers.
26074 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26077 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26078 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26081 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26083 PR middle-end/33333
26084 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26086 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26088 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26090 (remove_structure): Update allocations list before removing structure.
26092 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26094 * ipa-struct-reorg.c (is_safe_cond_expr,
26095 create_new_stmts_for_cond_expr): Use integer_zerop function,
26096 that recognize not only zero-pointer, but zero-integer too.
26098 2008-01-25 Ben Elliston <bje@au.ibm.com>
26101 * fixproto: Escape "." in sed expression that strips leading "./".
26103 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26106 * gcc.c (SWITCH_OK): Removed.
26107 (SWITCH_LIVE): Changed to bit.
26108 (SWITCH_FALSE): Likewise.
26109 (SWITCH_IGNORE): Likewise.
26110 (switchstr): Change live_cond to unsigned int.
26111 (process_command): Replace SWITCH_OK with 0.
26112 (do_self_spec): Likewise.
26113 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26114 (give_switch): Likewise.
26115 (used_arg): Likewise.
26116 (do_spec_1): Set the SWITCH_IGNORE bit.
26117 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26118 bits. Set the SWITCH_LIVE bit.
26120 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26122 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26124 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26126 PR tree-optimization/34472
26127 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26128 parameter to a "bool *" and set *DATA to false if there is
26129 an unsafe access. Do not delete the structure here.
26130 (check_cond_exprs): Delete it here instead.
26131 (check_cond_exprs, exclude_cold_structs): Do not increase
26132 I when removing a structure.
26134 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26137 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26138 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26140 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26142 PR middle-end/34934
26143 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26144 a fixed vector for stack.
26146 2008-01-24 Ben Elliston <bje@au.ibm.com>
26149 * doc/gcc.texi (Software development): Add a direntry for g++.
26151 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26153 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26154 stale and straggling -fforce-addr comments above.
26156 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26158 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26159 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26161 2008-01-23 Michael Matz <matz@suse.de>
26164 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26167 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26169 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26170 malloc result type.
26172 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26174 * config/avr/avr.c (avr_current_arch): New variable.
26175 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26176 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26177 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26178 (avr_override_options): Init 'avr_current_arch'.
26179 (base_arch_s): Move from here...
26180 * config/avr/avr.h (base_arch_s): ... here. Add new members
26181 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26182 'mega' to 'have_jmp_call'.
26183 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26184 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26186 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26188 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26189 MULTILIB_MATCHES): Ditto.
26191 2008-01-23 Richard Guenther <rguenther@suse.de>
26193 PR middle-end/31529
26194 * cgraphunit.c (cgraph_reset_node): Always mark the node
26195 not reachable if it is not queued already.
26197 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26199 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26200 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26201 (cputype_selected): New static variable.
26202 (bfin_handle_option): Set it if -mcpu is used.
26203 (override_option): Select default set of workarounds if no cpu type
26204 selected on the command line.
26205 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26207 From Michael Frysinger <michael.frysinger@analog.com>
26208 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26209 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26211 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26212 for bf547, bf523, bf524, and bf526.
26213 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26215 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26216 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26217 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26218 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26219 * doc/invoke.texi (Blackfin Options): Document that
26220 -mcpu now accept bf547, bf523, bf524, and bf526.
26222 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26224 PR rtl-optimization/34628
26225 * combine.c (try_combine): Stop and undo after the first combination
26226 if an autoincrement side-effect on the first insn has effectively
26229 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26232 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26233 Offset addresses are not valid for Altivec or paired float modes.
26235 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26238 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26239 if DECL_INITIAL (decl) is error_mark_node.
26242 * c-common.c (handle_vector_size_attribute): Only allow
26243 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26244 the same way as pointer, array etc. types.
26245 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26248 * tree.c (build_type_attribute_qual_variant): Call
26249 build_qualified_type if attributes are equal, but quals are not.
26251 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26254 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26255 * flags.h (warn_strict_aliasing): Remove.
26256 (warn_strict_overflow): Remove.
26257 * opts.c (warn_strict_aliasing): Remove.
26258 (warn_strict_overflow): Remove.
26259 * c-opts.c (c_common_handle_option): -Wall only sets
26260 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26261 (c_common_post_options): Give default values to -Wstrict-aliasing
26262 and -Wstrict-overflow if they are uninitialized.
26263 * common.opt (Wstrict-aliasing): Specify Var and Init.
26264 (Wstrict-overflow): Likewise.
26266 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26268 PR rtl-optimization/26854
26269 PR rtl-optimization/34400
26270 PR rtl-optimization/34884
26271 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26273 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26274 (df_rd_bb_info.expanded_lr_out): Deleted
26275 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26276 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26277 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26278 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26279 Removed code to allocate, initialize or free expanded_lr_out.
26280 (df_rd_bb_local_compute_process_def): Restructured to make more
26282 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26283 sets if the sets are being trimmed.
26285 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26288 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26289 (as_vers): Likewise.
26290 * configure: Regenerated.
26292 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26294 PR middle-end/33092
26295 * tree-pass.h (pass_build_alias): New pass.
26296 * tree-ssa-alias.c (gate_build_alias): New.
26297 (pass_build_alias): New.
26298 * passes.c (init_optimization_passes): Add pass_build_alias after
26299 pass_create_structure_vars.
26301 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26303 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26304 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26305 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26306 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26307 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26308 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26309 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26310 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26311 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26312 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26313 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26314 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26315 * config/s390/s390.md (FP_ALL): New mode iterator.
26316 (_d): New mode attribute.
26317 ("*signbit<mode>2>"): Changed mode of first operand.
26318 ("isinf<mode>2"): Changed mode of first operand.
26319 ("*TDC_insn"): Adaptation for DFP modes.
26321 2008-01-22 Ben Elliston <bje@au.ibm.com>
26323 * tree.c (check_qualified_type): Improve function description.
26325 2008-01-21 Jason Merrill <jason@redhat.com>
26328 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26329 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26332 2008-01-21 DJ Delorie <dj@redhat.com>
26334 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26337 2008-01-21 Richard Guenther <rguenther@suse.de>
26339 PR middle-end/34856
26340 * tree-cfg.c (verify_expr): Allow all invariant expressions
26341 instead of just constant class ones as reference argument.
26342 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26343 like any other constant.
26344 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26346 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26348 * regmove.c (fixup_match_1): Update call crossed frequencies.
26350 2008-01-21 Richard Guenther <rguenther@suse.de>
26353 * tree-inline.c (setup_one_parameter): Deal with mismatched
26354 types using a VIEW_CONVERT_EXPR.
26356 2008-01-21 Alon Dayan <alond@il.ibm.com>
26357 Olga Golovanevsky <olga@il.ibm.com>
26359 PR tree-optimization/34701
26360 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26361 when the structure size is not a power of 2.
26363 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26365 * doc/install.texi: Add doc for --enable-checking=df.
26367 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26369 PR rtl-optimization/34808
26370 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26372 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26374 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26377 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26379 PR rtl-optimization/26854
26380 PR rtl-optimization/34400
26381 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26383 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26384 (df_rd_bb_info.expanded_lr_out): New.
26385 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26386 * loop_iv.c (iv_analysis_loop_init): Ditto.
26387 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26388 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26389 Added code to allocate, initialize or free expanded_lr_out.
26390 (df_rd_bb_local_compute_process_def): Restructured to make
26391 more understandable.
26392 (df_rd_confluence_n): Add code to do nothing with fake edges and
26393 code to no apply invalidate_by_call sets if the sets are being trimmed.
26394 (df_lr_local_finalize): Renamed to df_lr_finalize.
26395 (df_live_local_finalize): Renamed to df_live_finalize.
26397 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26400 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26401 deciding whether to use reciprocal instructions.
26403 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26405 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26406 dwarf2out_note_section_used if cold_text_section is NULL.
26408 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26410 PR gcov-profile/34610
26411 * tree-cfg.c (make_edges): Mark both outgoing edges from
26412 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26413 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26414 from OMP_FOR and OMP_CONTINUE outgoing edges.
26416 * tree-profile.c (tree_profiling): Return early if
26417 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26419 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26420 from cfun to child_cfun.
26421 * function.h (struct function): Add after_tree_profile bit.
26423 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26425 * config/avr/avr.S (_exit): Disable interrupt.
26427 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26428 Steven Bosscher <stevenb.gcc@gmail.com>
26430 PR rtl-optimization/26854
26431 PR rtl-optimization/34400
26432 * df-problems.c (df_live_scratch): New scratch bitmap.
26433 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26434 (df_live_reset): Clear the proper bitmaps.
26435 (df_live_bb_local_compute): Only process the artificial defs once
26436 since the order is not important.
26437 (df_live_init): Init the df_live sets only with the variables
26438 found live by df_lr.
26439 (df_live_transfer_function): Use the df_lr sets to prune the
26440 df_live sets as they are being computed.
26441 (df_live_free): Free df_live_scratch.
26443 2008-01-18 Ian Lance Taylor <iant@google.com>
26445 * common.opt: Add fmerge-debug-strings.
26446 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26447 flag_merge_debug_strings rather than flag_merge_constants.
26448 * doc/invoke.texi (Option Summary): Mention
26449 -fmerge-debug-strings.
26450 (Debugging Options): Document -fmerge-debug-strings.
26452 2008-01-18 Ian Lance Taylor <iant@google.com>
26455 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26456 (struct tree_function_decl): Add new field operator_new_flag.
26457 * tree-inline.c (expand_call_inline): When inlining a call to
26458 operator new, force the return value to go into a variable, and
26459 set DECL_NO_TBAA_P on that variable.
26460 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26462 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26465 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26466 DWARF2_DEBUGGING_INFO.
26467 (dwarf2out_note_section_used): Ditto. Add prototype.
26468 (have_multiple_function_sections, text_section_used,
26469 cold_text_section_used, *cold_text_sections): Move declarations
26472 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26474 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26475 field and add signal_ra.
26476 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26477 assignments to frame state pc. Move end of stack check after
26478 MD_FALLBACK_FRAME_STATE_FOR.
26479 (uw_update_context_1): Use frame state signal_regs if set, instead
26480 of checking signal_frame flag.
26481 (uw_update_context): Use frame state signal_ra if set.
26482 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26483 * config/xtensa/linux-unwind.h: New file.
26485 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26487 * modulo-sched.c (get_sched_window): Fix comment typo.
26489 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26491 PR tree-optimization/34648
26492 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26494 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26496 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26497 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26499 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26501 PR rtl-optimization/34400
26502 * df-core.c (df_worklist_dataflow_overeager,
26503 df_worklist_dataflow_doublequeue): New functions.
26504 (df_worklist_dataflow): Two different worklist solvers.
26505 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26508 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26511 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26512 and ftree-parallelize-loops.
26514 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26516 PR rtl-optimization/34826
26517 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26519 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26521 * global.c (find_reg): Mark the eh regs as used if necessary.
26522 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26523 * ra.h (struct allocno): no_eh_reg field added. Changed
26524 no_stack_reg type to bitfield.
26526 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26528 * tree.c (substitute_in_expr): Add missing 'break'.
26530 2008-01-17 Richard Guenther <rguenther@suse.de>
26532 PR tree-optimization/34825
26533 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26534 x / x as division to handle.
26536 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26538 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26539 "-pthread" is specified.
26540 * pa-hpux11.h (LIB_SPEC): Likewise.
26542 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26543 Peter Bergner <bergner@vnet.ibm.com>
26545 PR rtl-optimization/33796
26546 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26548 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26550 PR libgfortran/34699
26551 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26553 * pa-hpux10.h (LINK_SPEC): Likewise.
26554 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26556 2008-01-16 Richard Guenther <rguenther@suse.de>
26558 PR middle-end/32628
26559 * fold-const.c (fold_convert_const_int_from_int): Do not
26560 set overflow if that occured only because of a sign extension
26561 change when converting from/to a sizetype with the same
26562 precision and signedness.
26564 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26567 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26568 location address to the correct place. Update copyright year.
26570 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26572 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26573 no dependences in the dependence_relations vector.
26575 2008-01-16 Jan Hubicka <jh@suse.cz>
26577 PR rtl-optimization/31396
26578 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26579 * cfg.c (dump_reg_info): Print it.
26580 * regs.h (struct reg_info_t): add freq_calls_crossed.
26581 (REG_FREQ_CALLS_CROSSED): New macro.
26582 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26583 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26584 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26585 regmove_optimize): Update call crossed frequencies.
26586 * local-alloc.c (struct qty): Add freq_calls_crossed.
26587 (alloc_qty): Copute freq_calls_crossed.
26588 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26589 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26590 * ra.h (struct allocno): Add freq_calls_crossed.
26592 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26594 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26595 libgomp when compiling with ftree-parallelize-loops.
26596 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26598 2008-01-16 Richard Guenther <rguenther@suse.de>
26600 PR tree-optimization/34769
26601 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26602 * tree.c (int_cst_value): Instead make this function more
26603 permissive in what it accepts as valid input. Document this
26604 function always sign-extends the value.
26606 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26607 Richard Guenther <rguenther@suse.de>
26610 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26611 (gimple_fold_indirect_ref_rhs): ... this.
26612 (gimple_fold_indirect_ref): New function with foldings
26613 that preserve lvalueness.
26614 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26615 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26616 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26617 to fold an INDIRECT_REF, fall back to the old use of
26618 fold_indirect_ref_1.
26620 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26622 * tree-data-ref.c (subscript_dependence_tester_1): Call
26623 free_conflict_function.
26624 (compute_self_dependence): Same.
26626 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26629 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26630 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26632 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26633 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26634 for DWARF2_UNWIND_INFO targets.
26636 2008-01-16 Richard Guenther <rguenther@suse.de>
26639 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26640 type qualifiers for function types.
26642 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26644 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26645 loop_iterator li from previous commit.
26647 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26649 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26651 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26653 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26654 (parallelize_loops): Don't parallelize irreducible components.
26656 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26659 * c-opts (c_common_post_options): Do not enable CPP
26660 flag_pedantic_errors by default.
26662 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26664 PR rtl-optimization/31944
26665 * cse.c (remove_pseudo_from_table): New function.
26666 (merge_equiv_classes): Use above function to remove pseudo-registers.
26667 (invalidate): Likewise.
26669 2008-01-13 Richard Guenther <rguenther@suse.de>
26671 PR middle-end/34601
26672 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26673 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26675 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26677 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26678 validate_change to unshare the source of the PC set.
26680 2008-01-12 Jan Hubicka <jh@suse.cz>
26682 PR middle-end/32135
26683 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26684 references above array bounds. This might trigger bounds checks for
26685 pointers to arrays.
26687 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26689 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26690 new_replaceable_dependencies.
26692 2008-01-12 Doug Kwan <dougkwan@google.com>
26694 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26695 instead of OPT_Wreturn_type in warning due to ignored return type
26697 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26698 options included in -Wextra.
26699 * c.opt: New option -Wignored_qualifiers.
26700 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26701 -Wignore_qualifiers.
26702 (-Wignored-qualifiers): Document.
26703 (-Wreturn-type): Remove description of functionality now handled
26704 by -Wignored-qualifiers.
26706 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26709 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26710 NOP_EXPR if it is between integral types with the same precision.
26712 2008-01-12 Jan Hubicka <jh@suse.cz>
26715 * invoke.texi (max-inline-recursive-depth): Fix default value.
26717 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26719 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26722 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26724 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26726 2008-01-11 James E. Wilson <wilson@specifix.com>
26729 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26731 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26733 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26734 save/restore frame pointer register and don't use 'call-prologues'
26735 optimization in function with "OS_task" attribute.
26737 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26739 PR middle-end/31309
26740 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26741 when copying to memory.
26743 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26745 PR rtl-optimization/30905
26746 * cfgcleanup.c: Include dce.h
26747 (crossjumps_occured): New global variable.
26748 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26749 If something changed, set crossjumps_occured to true.
26750 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26751 Don't add/remove fake edges to exit here...
26752 (cleanup_cfg): ...but do it here, when crossjumping.
26753 Run a fast DCE when successful crossjumps occured in the latest
26754 iteration of try_optimize_cfg.
26756 2008-01-11 Richard Guenther <rguenther@suse.de>
26758 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26759 (struct vn_unary_op_s): Likewise.
26760 (vn_reference_insert): Free old reference on hash collision.
26762 2008-01-10 Raksit Ashok <raksit@google.com>
26764 PR rtl-optimization/27971
26765 * combine.c (find_split_point): Split PLUS expressions which are
26766 inside a MEM rtx, and whose first operand is complex.
26768 2008-01-10 DJ Delorie <dj@redhat.com>
26770 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26771 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26772 (m32c_hard_regno_ok): Call the underlying function.
26774 2008-01-10 Richard Guenther <rguenther@suse.de>
26776 PR middle-end/34683
26777 * tree-cfg.c (tree_merge_blocks): Do not go through the
26778 full-blown folding and stmt updating path if we just deal
26779 with virtual operands.
26780 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26781 test for abnormal SSA_NAMEs.
26783 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26785 PR middle-end/34641
26786 * reload.c (push_reload): Add assertions. All constants from
26787 reg_equiv_constant should have been used for replacing the respective
26789 (find_reloads_address): Invoke find_reloads_address_part for
26790 constant taken from the reg_equiv_constant array.
26792 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26794 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26795 field (valnum) the first in the struct. Replace bools with
26798 2008-01-10 Richard Guenther <rguenther@suse.de>
26800 PR tree-optimization/34651
26801 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26802 types and ordering for masking and converting.
26804 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26806 PR tree-optimization/34017
26807 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26808 also for PHI_NODE expressions.
26810 2008-01-09 Jan Hubicka <jh@suse.cz>
26812 PR tree-optimization/34708
26813 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26814 based on number of case labels.
26815 (init_inline_once): Remove switch_cost.
26816 * tree-inline.h (eni_weights_d): Remove switch_cost.
26818 2008-01-09 Richard Guenther <rguenther@suse.de>
26819 Andrew Pinski <andrew_pinski@playstation.sony.com>
26821 PR middle-end/30132
26822 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26823 temporary if an rvalue is ok or an lvalue is not required.
26825 2008-01-09 Richard Guenther <rguenther@suse.de>
26827 PR middle-end/34458
26828 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26829 adjust return type.
26831 2008-01-09 Richard Guenther <rguenther@suse.de>
26833 PR middle-end/34679
26834 * tree.c (host_integerp): Check for sizetype only if the
26835 type is an integer type.
26837 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26840 * opts.c (decode_options): Disable inlining of functions called
26841 once if not in unit-at-a-time mode.
26843 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26845 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26847 2008-01-08 Richard Guenther <rguenther@suse.de>
26849 PR middle-end/31863
26850 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26851 out early if the result will be unused.
26853 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26858 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26859 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26862 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26864 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26865 for vectorization tuned.
26867 2008-01-08 Richard Guenther <rguenther@suse.de>
26869 PR tree-optimization/34683
26870 * tree-ssa-operands.c (operand_build_cmp): Export.
26871 * tree-ssa-operands.h (operand_build_cmp): Declare.
26872 * tree-vn.c (vuses_compare): Remove.
26873 (sort_vuses): Use operand_build_cmp.
26874 (sort_vuses_heap): Likewise.
26875 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26876 to re-use old VEC if available. Do not sort already sorted VUSEs.
26877 (vdefs_to_vec): Do not sort already sorted VDEFs.
26879 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26881 PR middle-end/34694
26882 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26884 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26887 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26888 limitations of reciprocal sequences on x86 targets.
26890 2008-01-08 Richard Guenther <rguenther@suse.de>
26892 PR tree-optimization/34683
26893 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26895 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26898 * config/darwin.c (darwin_mergeable_string_section): Don't use
26899 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26901 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26904 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26905 negxf2. Macroize expander using X87MODEF mode iterator. Change
26906 predicates of op0 and op1 to register_operand.
26907 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26908 expander using X87MODEF mode iterator. Change predicates of
26909 op0 and op1 to register_operand.
26910 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26911 corresponding patterns and macroize using MODEF macro. Change
26912 predicates of op0 and op1 to register_operand and remove
26913 "m" constraint. Disparage "r" alternative with "!".
26914 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26915 macroize using X87MODEF macro. Change predicates of op0 and op1
26916 to register_operand and remove "m" constraint. Disparage "r"
26917 alternative with "!".
26918 (absneg splitter with memory operands): Remove.
26919 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26920 patterns and macroize using X87MODEF mode iterator.
26921 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26922 Change predicate of op1 to register_operand.
26923 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26924 for memory operands.
26926 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26928 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26930 2008-01-07 Richard Guenther <rguenther@suse.de>
26932 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26935 2008-01-07 Richard Guenther <rguenther@suse.de>
26937 PR tree-optimization/34683
26938 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26939 VOPs of the needed size to save memory. Use VEC_quick_push
26940 to save compile-time.
26941 (vdefs_to_vec): Likewise.
26943 2008-01-07 Sa Liu <saliu@de.ibm.com>
26945 * config/spu/spu.md (divdf3): Genetate inline code for double
26946 division. The implementation doesn't handle INF or NAN, therefore it
26947 only applies when -ffinite-math-only is given.
26949 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26952 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26953 * doc/cpp.texi ([Common Predefined Macros]): Document.
26955 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26957 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26958 order to use commutative addition instead of subtraction.
26960 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26961 Mircea Namolaru <namolaru@il.ibm.com>
26962 Vladimir Yanovsky <yanov@il.ibm.com>
26963 Revital Eres <eres@il.ibm.com>
26965 PR tree-optimization/34263
26966 * tree-outof-ssa.c (process_single_block_loop_latch,
26967 contains_tree_r): New functions.
26968 (analyze_edges_for_bb): Call process_single_block_loop_latch
26969 function to empty single-basic-block latch block if possible.
26971 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26973 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26975 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26977 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26979 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26981 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26983 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26985 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26987 PR tree-optimization/34618
26988 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26991 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26994 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26995 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26996 Update copyright year.
26998 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26999 Update copyright year.
27000 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27003 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27005 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27006 edge does not point to current bb before changing need_assert.
27008 2008-01-04 Richard Guenther <rguenther@suse.de>
27010 PR middle-end/34029
27011 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27012 for verifying purposes if they are is_gimple_min_invariant.
27014 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27016 PR tree-optimization/34448
27017 PR tree-optimization/34465
27018 * gimplify.c (gimplify_init_constructor): Add new parameter
27019 notify_temp_creation. Use it.
27020 (gimplify_modify_expr_rhs): Take volatiles into account when
27021 optimizing constructors.
27022 Do not optimize constructors if gimplify_init_constructor will dump to
27024 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27025 * gcc.c-torture/compile/pr34448.c: New.
27027 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27029 PR gcov-profile/34609
27030 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27031 return_slot if result is TREE_ADDRESSABLE.
27033 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27035 * config/mips/mips.md (sqrt_condition): Tweak comment.
27036 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27038 2008-01-03 Tom Tromey <tromey@redhat.com>
27041 * c-common.c (c_type_hash): Handle VLAs.
27043 2008-01-03 Jan Hubicka <jh@suse.cz>
27045 PR tree-optimization/31081
27046 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27047 0 when inlining and not inlining to first basic block.
27048 (remap_decl): When var is initialized to 0, don't set default_def.
27049 (expand_call_inline): Set entry_bb.
27050 * tree-inline.h (copy_body_data): Add entry_bb.
27052 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27055 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27058 PR tree-optimization/29484
27059 * tree-inline.c (inline_forbidden_p_2): New function.
27060 (inline_forbidden_p): Disallow inlining if some static var
27061 has an address of a local LABEL_DECL in its initializer.
27062 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27065 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27067 PR tree-optimization/34635
27068 * tree-data-ref.c (add_other_self_distances): Make sure that the
27069 evolution step is constant.
27071 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27073 PR middle-end/34608
27074 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27076 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27078 * tree-sra.c (scalarize_init): Insert the generate_element_init
27079 statements after the generate_element_zero statements.
27081 2008-01-02 Richard Guenther <rguenther@suse.de>
27083 PR middle-end/34093
27084 PR middle-end/31976
27085 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27086 for very large number of operands instead of ICEing.
27088 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27091 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27092 while stack probing.
27094 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27096 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27099 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27101 PR libmudflap/26442
27102 * tree-mudflap.c (mx_register_decls): Guard warning by
27103 !DECL_ARTIFICIAL check.
27105 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27107 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27108 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27109 sse5_perm<mode>): Fix constraints.