1 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
3 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
4 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
5 mipsisa*-*-elf*. Handle mipsisa64r2*.
6 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
7 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
9 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
10 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
12 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
13 Fix mips16 if mips64 or mips64r2 are multilib defaults.
14 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
17 2008-11-18 Jakub Jelinek <jakub@redhat.com>
20 * config/i386/i386.md (allocate_stack_worker_32,
21 allocate_stack_worker_64): Don't use match_dup between input and
23 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
24 * config/i386/i386.c (ix86_expand_prologue): Likewise.
26 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
28 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
29 is forced when trying to do a symbol link for it.
31 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
33 * expmed.c (extract_bit_field_1): Also use a temporary and
34 convert_extracted_bit_field when the conversion from ext_mode to
35 the target mode requires explicit truncation.
37 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
39 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
41 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
42 registers when not optimizing.
44 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
46 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
47 and its associated define_split. Expose the all-d alternative
48 to the register allocator, but mark it with "?". Mark the first
49 alternative with "*?*?".
50 (*mul_sub_si): Likewise.
51 (*mul_acc_si_r3900): New pattern.
53 2008-11-17 Jakub Jelinek <jakub@redhat.com>
56 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
57 propagating x = &a into *x = b, add a cast if not useless
58 type conversion or don't optimize if another stmt would be
61 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
64 * optabs.c (expand_sync_operation): Properly handle NAND case
65 by calculating ~(t1 & val) instead of (~t1 & val).
66 * builtins.c (expand_builtin_sync_operation): Warn for changed
67 semantics in NAND builtins.
68 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
70 * doc/invoke.texi (Warning options): Add Wsync-nand.
71 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
72 __sync_fetch_and_nand builtin operation in the example. Add a note
73 about changed semantics in GCC 4.4.
74 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
75 operation in the example. Add a note about changed semantics in
78 2008-11-16 Jan Hubicka <jh@suse.cz>
80 * cgraph.c (cgraph_function_body_availability): Fix test of externally
83 2008-11-16 Joshua Kinard <kumba@gentoo.org>
85 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
88 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
91 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
92 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
94 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
95 rather than call_really_used_regs when handling $gp.
97 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
100 * config/mips/mips.c (machine_function): Update the comment
101 above global_pointer.
102 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
103 that a function doesn't need a global pointer.
104 (mips_current_loadgp_style): Update accordingly.
105 (mips_restore_gp): Likewise.
106 (mips_output_cplocal): Likewise.
107 (mips_expand_prologue): Likewise.
109 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
111 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
112 parameter. Use DImode for computing the number of registers.
113 (function_arg): Adjust for above change.
114 (function_value): Likewise.
116 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
118 PR tree-optimization/37950
119 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
120 not computed for the current function.
122 2008-11-15 Jakub Jelinek <jakub@redhat.com>
125 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
126 gpr and other COMPONENT_REFs.
128 2008-11-15 Richard Guenther <rguenther@suse.de>
130 PR tree-optimization/38051
131 * tree-ssa-alias.c (update_alias_info_1): Manually find
134 2008-11-15 Joshua Kinard <kumba@gentoo.org>
136 * doc/invoke.texi (-mfix-r10000): Document.
137 * config/mips/mips.opt (mfix-r10000): New option.
138 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
139 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
140 (MIPS_COMPARE_AND_SWAP_12): Likewise.
141 (MIPS_SYNC_OP): Likewise.
142 (MIPS_SYNC_OP_12): Likewise.
143 (MIPS_SYNC_OLD_OP_12): Likewise.
144 (MIPS_SYNC_NEW_OP_12): Likewise.
145 (MIPS_SYNC_OLD_OP): Likewise.
146 (MIPS_SYNC_NAND): Likewise.
147 (MIPS_SYNC_OLD_NAND): Likewise.
148 (MIPS_SYNC_EXCHANGE): Likewise.
149 (MIPS_SYNC_EXCHANGE_12): Likewise.
150 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
152 (MIPS_SYNC_NEW_NAND): Likewise.
153 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
154 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
155 (mips_output_sync_loop): New function.
156 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
157 Make -mfix-r10000 require branch-likely instructions.
158 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
159 mips_output_sync_loop.
160 (compare_and_swap_12): Likewise.
161 (sync_add<mode>): Likewise.
162 (sync_<optab>_12): Likewise.
163 (sync_old_<optab>_12): Likewise.
164 (sync_new_<optab>_12): Likewise.
165 (sync_nand_12): Likewise.
166 (sync_old_nand_12): Likewise.
167 (sync_new_nand_12): Likewise.
168 (sync_sub<mode>): Likewise.
169 (sync_old_add<mode>): Likewise.
170 (sync_old_sub<mode>): Likewise.
171 (sync_new_add<mode>): Likewise.
172 (sync_new_sub<mode>): Likewise.
173 (sync_<optab><mode>): Likewise.
174 (sync_old_<optab><mode>): Likewise.
175 (sync_new_<optab><mode>): Likewise.
176 (sync_nand<mode>): Likewise.
177 (sync_old_nand<mode>): Likewise.
178 (sync_new_nand<mode>): Likewise.
179 (sync_lock_test_and_set<mode>): Likewise.
180 (test_and_set_12): Likewise.
182 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
184 * gcc.c (cc1_options): Fix comment.
186 2008-11-15 Jakub Jelinek <jakub@redhat.com>
189 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
190 argtype instead of result_type.
192 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
194 * ira-int.h (struct ira_loop_tree_node): Improve comments for
195 subloop_next/next and subloops/childen fields.
197 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
199 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
200 (STANDARD_INCLUDE_DIR): Redefine to "/include".
201 (LOCAL_INCLUDE_DIR): Undefine.
202 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
204 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
206 PR rtl-optimization/37397
207 * ira-int.h (struct ira_allocno): New member bad_spill_p.
208 (ALLOCNO_BAD_SPILL_P): New macro.
210 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
212 * ira-build.c (ira_create_allocno): Initialize
214 (create_cap_allocno, propagate_allocno_info,
215 remove_unnecessary_allocnos): Set up or update
217 (update_bad_spill_attribute): New function.
218 (ira_build): Call it.
220 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
222 2008-11-14 Jakub Jelinek <jakub@redhat.com>
224 PR tree-optimization/38104
225 * gimplify.c (gimple_regimplify_operands): Add referenced vars
226 before calling mark_symbols_for_renaming, not after it.
228 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
230 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
231 (OVERRIDE_OPTIONS): Likewise.
233 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
234 Andrew Stubbs <ams@codesourcery.com>
235 Gunnar Von Boehn <gunnar@genesi-usa.com>
238 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
239 the shorter LEA insn over ADD.L where possible.
241 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
243 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
244 systems, which are assumend to always provide SSP-support in glibc.
245 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
247 * configure: Regenerate.
249 2008-11-14 Jakub Jelinek <jakub@redhat.com>
252 * function.c (gimplify_parameters): For callee copies parameters,
253 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
255 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
258 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
259 x86 parts into the `i[34567]86-*-linux*' and parts that are
260 independent of the processor architecture into the `*-*-linux*' cases.
261 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
262 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
263 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
264 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
265 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
266 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
267 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
269 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
271 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
272 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
273 (ls2_idiv): Likewise idiv3.
274 (ls2_prefetch): New reservation.
275 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
276 * config/mips/mips.md (type): Add imul3nc and idiv3.
277 (length): Handle idiv3.
278 (any_mod): New code_iterator.
279 (u): Handle MOD and UMOD.
280 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
281 (prefetch): Handle TARGET_LOONGSON_2EF.
283 2008-11-13 Jakub Jelinek <jakub@redhat.com>
286 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
287 (prune_unused_types_walk): Call it for non-perennial local classes.
288 Set die_mark to 2 if recursing on children. If die_mark is 1 on
289 entry, just set it to 2 and recurse on children, don't walk attributes
292 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
294 * c-common.c (warn_about_parentheses): Add missing whitespace
297 2008-11-13 Paul Brook <paul@codesourcery.com>
299 * doc/invoke.texi: Document --fix-cortex-m3.
300 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
301 Cortex-M3 cpu is selected.
302 (output_move_double): Avoid overlapping base register and first
303 destination register when fix_cm3_ldrd.
304 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
306 2008-11-13 Jakub Jelinek <jakub@redhat.com>
309 * gimple.h (gimple_range_check_failed): Remove prototype.
310 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
312 (gimple_range_check_failed): Removed.
314 2008-11-13 Andrew Haley <aph@redhat.com>
317 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
320 2008-11-12 Jakub Jelinek <jakub@redhat.com>
324 2007-05-07 Mike Stump <mrs@apple.com>
325 * doc/invoke.texi (Warning Options): Document that -Wempty-body
326 also checks for and while statements in C++.
328 2008-11-12 Dodji Seketeli <dodji@redhat.com>
331 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
332 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
333 - which clones are reachable - as "abstract and needed".
334 * cgraph.c (cgraph_release_function_body): If a node is
335 "abstract and needed", do not release its DECL_INITIAL() content
336 that will be needed to emit debug info.
338 2008-11-12 Steve Ellcey <sje@cup.hp.com>
341 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
342 to set HAVE_GETIPINFO.
343 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
344 * configure: Regenerate.
345 * config.in: Regenerate.
347 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
350 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
352 2008-11-12 Jakub Jelinek <jakub@redhat.com>
355 2008-10-21 Jakub Jelinek <jakub@redhat.com>
356 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
358 2008-11-12 Jason Merrill <jason@redhat.com>
361 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
364 2008-11-12 Anatoly Sokolov <aesok@post.ru>
366 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
367 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
369 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
370 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
372 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
374 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
375 packed-stack special handling.
376 (FRAME_ADDR_RTX): Add definition.
378 2008-11-12 Jakub Jelinek <jakub@redhat.com>
381 * fold-const.c (native_encode_string): New function.
382 (native_encode_expr): Use it for STRING_CST.
384 2008-11-12 DJ Delorie <dj@redhat.com>
386 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
387 insns if the intermediate value will be used later.
389 2008-11-12 Andreas Schwab <schwab@suse.de>
391 * config/m68k/m68k.c (print_operand): Mask off extra extension
392 bits when writing out the representation of real values.
394 2008-11-12 Ira Rosen <irar@il.ibm.com>
396 PR tree-optimization/38079
397 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
400 2008-11-12 Jakub Jelinek <jakub@redhat.com>
403 * c-pretty-print.c (pp_c_complex_expr): New function.
404 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
407 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
408 than INNER and INNER is a constant, forcibly align INNER as much
411 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
413 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
415 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
417 PR rtl-optimization/37363
418 * simplify-rtx.c (simplify_plus_minus): Don't create
419 (const (minus ...)) expresisons.
421 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
423 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
426 2008-11-10 Catherine Moore <clm@codesourcery.com>
428 * config.gcc (mips64vrel-*-elf*): Include the tm_file
430 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
431 (BASE_DRIVER_SELF_SPECS): Remove.
432 (DRIVER_SELF_SPECS): New definition.
433 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
434 BASE_DRIVER_SELF_SPECS.
435 * config/mips/sde.h: Likewise.
436 * config/mips/iris6.h: Likewise.
437 * config/mips/vr.h: Likewise.
438 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
440 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
442 PR rtl-optimizations/37948
443 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
444 (ira_create_copy, ira_add_allocno_copy): New parameter.
446 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
447 to ira_add_allocno_copy.
448 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
449 parameter to process_regs_for_copy.
450 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
451 Fix typo in passing second allocno to ira_add_allocno_copy.
453 * ira-color.c (update_conflict_hard_regno_costs): Use head of
454 coalesced allocnos list.
455 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
457 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
458 (add_ira_allocno_to_ordered_bucket): Rename to
459 add_allocno_to_ordered_bucket.
460 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
461 head of coalesced allocnos list.
462 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
463 Check that it is aready calculated.
464 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
465 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
467 (coalesce_allocnos): Do extended coalescing too.
469 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
470 parameter to ira_add_allocno_copy.
472 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
474 (print_copy): Print copy origination too.
476 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
479 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
481 PR rtl-optimization/37514
482 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
483 flag_ira_share_spill_slots to 2 if it's already non-zero.
484 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
485 flag_ira_share_spill_slots is 2.
487 2008-11-10 Kevin Buettner <kevinb@redhat.com>
489 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
490 (prologue_enter_32): Set FB to SP - 4.
492 2008-11-10 DJ Delorie <dj@redhat.com>
494 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
495 constraint for single-bit-clear in lower byte of HI constant, vs
496 Imb which just ignores the upper byte.
497 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
498 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
499 (iorhi3_16): Check for single bit set, not single bit clear.
501 2008-11-10 Janis Johnson <janis187@us.ibm.com>
503 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
505 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
507 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
509 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
510 values living in memory and use more precise alignment information.
512 2008-11-10 Jakub Jelinek <jakub@redhat.com>
515 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
516 after __mf_check call if the call must end a bb.
518 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
522 * combine.c (force_to_mode): Do not process vector types.
524 * rtlanal.c (nonzero_bits1): Do not process vector types.
525 (num_sign_bit_copies1): Likewise.
527 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
529 * config/i386/gnu.h: Add copyright and licensing header.
530 * config/gnu.h: Likewise.
532 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
534 * fwprop.c (fwprop_done): Call df_remove_problem.
536 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
539 * tree-scalar-evolution.c (instantiate_scev_1): Return
540 chrec_dont_know for VL_EXP_CLASS_P.
542 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
544 * reg-stack.c (reg_to_stack): Add missing braces in memset
547 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
549 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
550 (NO_PROFILE_COUNTERS): New define.
552 2008-11-06 David Edelsohn <edelsohn@gnu.org>
555 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
557 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
560 * config/sparc/constraints.md (D): New.
561 * config/sparc/predicates.md (const_double_or_vector_operand): New.
562 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
564 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
565 Use the 'D' constraint in addition to 'F' in some alternatives.
566 (DF splitter): Generalize for V64mode.
567 * doc/md.texi (SPARC): Document the 'D' constraint.
569 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
571 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
573 2008-11-06 Ben Elliston <bje@au.ibm.com>
575 * gcc.c: Remove ancient comment about a bug in Sun cc.
577 2008-11-05 Janis Johnson <janis187@us.ibm.com>
579 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
581 2008-11-06 Ben Elliston <bje@au.ibm.com>
583 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
585 2008-11-06 Ben Elliston <bje@au.ibm.com>
587 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
590 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
593 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
596 2008-11-05 Martin Jambor <mjambor@suse.cz>
599 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
600 pointer arithmetics into array_ref if the array is accessed
601 through an indirect_ref.
603 2008-11-05 Richard Guenther <rguenther@suse.de>
606 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
607 qualified pointer conversion before stripping qualifiers.
608 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
609 * tree-flow.h (may_propagate_address_into_dereference): Declare.
610 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
613 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
614 properly canonicalize binary ops.
615 (forward_propagate_addr_expr_1): Use
616 may_propagate_address_into_dereference.
618 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
621 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
622 Initialize uninitialized input registers with a NaN.
624 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
628 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
630 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
634 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
635 exits and conditions.
636 * testsuite/gcc.dg/graphite/pr37943.c: New.
638 2008-11-04 Jakub Jelinek <jakub@redhat.com>
639 Andrew Pinski <andrew_pinski@playstation.sony.com>
642 * c-common.c (warn_for_sign_compare): For complex result_type
643 use component's type.
645 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
647 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
649 * print-tree.c (print_node): Don't print DECL_INITIAL
653 * c-common.c (parse_optimize_options): Save and restore
654 flag_strict_aliasing around decode_options call.
656 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
658 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
659 (host_detect_local_cpu): Use it instead of casted strings to
660 compare vendor signatures.
662 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
665 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
666 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
668 2008-11-03 Catherine Moore <clm@codesourcery.com>
670 * config/mips.c (mips_conditional_register_usage): Handle the
671 DSP control register.
672 * doc/extend.texi: Document the DSP control register.
674 2008-11-03 Steve Ellcey <sje@cup.hp.com>
675 Jakub Jelinek <jakub@redhat.com>
677 * omp-low.c (expand_omp_for_generic): If iter_type has different
678 precision than type and type is a pointer type, cast n1 and n2
679 first to an integer type with the same precision as pointers
680 and only afterwards to iter_type.
682 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
684 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
685 (UNSPEC_GOTSYM_OFF): New unspec.
686 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
687 (pic_add_dot_plus_eight): Likewise.
688 (tls_load_dot_plus_eight): Likewise. Update peephole2.
689 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
690 UNSPEC_PIC_BASE operands.
691 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
692 (arm_output_addr_const_extra): Handle it.
694 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
696 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
697 integer class to full integer class if the offset is not word-aligned.
699 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
702 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
704 (doloop_optimize): Update call to doloop_modify.
706 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
708 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
710 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
713 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
714 gcc_cv_as_cfi_directive.
715 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
716 merging read-only and read-write sections or assembler emits
717 read-write .eh_frame sections.
718 * configure: Regenerate.
720 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
723 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
725 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
727 (rs6000_emit_prologue): Invert logic.
728 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
729 (reg:P 11) instead of match_operand.
730 (*save_fpregs_<mode>): Likewise.
731 (*restore_gpregs_<mode>): Likewise.
732 (*return_and_restore_gpregs_<mode>): Likewise.
733 (*return_and_restore_fpregs_<mode>): Likewise.
734 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
735 (reg:P 11) insted of match_operand.
736 (*restore_gpregs_spe): Likewise.
737 (*return_and_restore_gpregs_spe): Likewise.
739 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
741 PR tree-optimization/37684
742 * gcc.dg/graphite/pr37684.c: New.
743 * graphite.c (exclude_component_ref): New.
744 (is_simple_operand): Call exclude_component_ref.
746 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
748 PR tree-optimization/36908
749 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
750 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
751 (number_of_rw_in_partition): New.
752 (partition_contains_all_rw): New.
753 (ldist_gen): Do not distribute when one of the partitions
754 contains all the memory operations.
756 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
758 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
759 EDGE_IRREDUCIBLE_LOOP.
761 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
763 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
764 where we have one entry point in the loop which isn't the head.
766 2008-11-03 Richard Guenther <rguenther@suse.de>
769 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
771 2008-11-03 Jakub Jelinek <jakub@redhat.com>
774 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
775 for ipa and simple ipa passes.
777 2008-11-02 Richard Guenther <rguenther@suse.de>
779 PR tree-optimization/37542
780 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
781 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
782 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
783 (vn_nary_op_insert_stmt): Likewise.
784 (visit_use): Likewise.
786 2008-11-02 Anatoly Sokolov <aesok@post.ru>
788 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
790 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
791 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
792 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
793 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
794 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
795 peephole2's): Replace unspec with rotate.
796 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
798 2008-11-02 Richard Guenther <rguenther@suse.de>
800 PR tree-optimization/37991
801 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
802 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
803 (set_ssa_val_to): Print if the value changed.
804 (simplify_binary_expression): Strip useless conversions.
806 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
809 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
812 2008-11-01 Richard Guenther <rguenther@suse.de>
815 * builtins.c (fold_builtin_strspn): Return a size_t.
816 (fold_builtin_strcspn): Likewise.
818 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
820 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
821 attribute for struct return convention.
823 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
825 * config/rs6000/crtsavres.asm: Really, really delete.
827 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
829 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
831 (rs6000_emit_prologue): Invert logic.
832 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
833 (reg:P 11) instead of match_operand.
834 (*save_fpregs_<mode>): Likewise.
835 (*restore_gpregs_<mode>): Likewise.
836 (*return_and_restore_gpregs_<mode>): Likewise.
837 (*return_and_restore_fpregs_<mode>): Likewise.
838 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
839 (reg:P 11) insted of match_operand.
840 (*restore_gpregs_spe): Likewise.
841 (*return_and_restore_gpregs_spe): Likewise.
843 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
845 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
846 list of word switches that take args.
848 2008-10-30 Jakub Jelinek <jakub@redhat.com>
850 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
851 (s390_output_pool_entry): Call it through for_each_rtx.
854 * expr.c (store_constructor): For vectors, if target is a MEM, use
855 target's MEM_ALIAS_SET instead of elttype alias set.
857 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
860 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
863 2008-10-29 David Edelsohn <edelsohn@gnu.org>
866 * config/rs6000/predicates.md (word_offset_memref_operand):
867 Restructure code and look inside auto-inc/dec addresses.
869 2008-10-29 Steve Ellcey <sje@cup.hp.com>
872 * libgcov.c ( __gcov_indirect_call_profiler): Check
873 TARGET_VTABLE_USES_DESCRIPTORS.
875 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
877 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
878 (INITIAL_FRAME_POINTER_OFFSET): Remove.
879 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
880 offset if eliminating soft frame pointer.
881 * config/spu/spu.md (stack_protect_set, stack_protect_test)
882 (stack_protect_test_si): Add initial machine description
883 for Stack Smashing Protector
885 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
888 * c-common.c (min_precision): Move to...
889 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
890 * tree.h (tree_int_cst_min_precision): Declare.
891 * c-common.h (min_precision): Delete declaration.
892 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
893 multiplication of non-negative integer constants.
894 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
895 tree_int_cst_min_precision.
896 (finish_enum): Likewise.
898 2008-10-29 Joseph Myers <joseph@codesourcery.com>
901 * convert.c (convert_to_real): Do not optimize conversions of
902 binary arithmetic operations between binary and decimal
903 floating-point types. Consider mode of target type in determining
904 decimal type for arithmetic. Unless
905 flag_unsafe_math_optimizations, do not optimize binary conversions
906 where this may change rounding behavior.
907 * real.c (real_can_shorten_arithmetic): New.
908 * real.h (real_can_shorten_arithmetic): Declare.
910 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
912 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
913 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
914 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
916 (must_save_p): For some workarounds, interrupts need to clobber a
918 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
919 and LC1 for WA_05000257.
920 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
921 WA_05000283 and WA_05000315.
922 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
923 (movbi): Add alternative to set CC to 1; improve code for setting
925 (dummy_load): New pattern.
927 2008-10-29 Jakub Jelinek <jakub@redhat.com>
930 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
931 BLKmode for non-memory, convert using a wider MODE_INT mode
935 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
936 that haven't been removed yet.
938 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
940 * config/bfin/bfin.c (struct machine_function): New member
942 (bfin_expand_movmem): Set it when generating memcpy insns.
943 (n_regs_saved_by_prologue, expand_prologue_reg_save,
944 expand_epilogue_reg_restore): If we have hardware loops,
945 memcpy insns (indicated by has_loopreg_clobber) or function
946 calls, we need to save the loop registers.
948 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
950 * config/i386/i386.c (core2_cost): Fix typos in comments.
952 2008-10-28 Jakub Jelinek <jakub@redhat.com>
955 * combine.c (make_compound_operation): Don't call make_extraction with
957 (simplify_shift_const_1): Canonicalize count even if complement_p.
959 2008-10-28 Joseph Myers <joseph@codesourcery.com>
961 * convert.c (strip_float_extensions): Do not remove or introduce
962 conversions between binary and decimal floating-point types.
964 2008-10-28 Jakub Jelinek <jakub@redhat.com>
967 * fold-const.c (distribute_bit_expr): Convert common, left and
968 right arguments to type.
970 2008-10-28 Nick Clifton <nickc@redhat.com>
972 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
973 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
974 call_really_used_regs array rather than the call_used_regs array.
975 (mn10300_get_live_callee_saved_regs, expand_prologue,
976 expand_epilogue, output_tst): Likewise.
978 2008-10-27 Jakub Jelinek <jakub@redhat.com>
981 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
982 (df_get_entry_block_def_set): Neither here.
983 (df_get_regular_block_artificial_uses): Add EH_USES registers.
985 PR tree-optimization/37879
986 * predict.c (tree_estimate_probability): Check if last_stmt is
987 non-NULL before dereferencing it.
989 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
991 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
992 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
993 (ira_fast_allocation): Remove the prototype.
995 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
996 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
997 (color_pass): Modify the updated costs.
998 (ira_color): Rename to color. Make it static.
999 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1000 (ira_color): New function.
1002 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1005 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1007 (set_allocno_live, clear_allocno_live, mark_ref_live,
1008 mark_ref_dead): Invalidate corresponding element of
1009 allocno_saved_at_call.
1010 (process_bb_node_lives): Increment last_call_num. Setup
1011 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1012 allocno was already saved.
1013 (ira_create_allocno_live_ranges): Initiate last_call_num and
1014 allocno_saved_at_call.
1016 * ira-build.c (ira_create_allocno): Initiate
1017 ALLOCNO_UPDATED_COVER_CLASS_COST.
1018 (create_cap_allocno, propagate_allocno_info,
1019 remove_unnecessary_allocnos): Remove setting updated costs.
1020 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1022 * ira.c (ira): Don't call ira_fast_allocation.
1024 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1027 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1030 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1032 * ira-int.h (ira_hard_regno_cover_class): New.
1034 * ira-lives.c (mark_reg_live, mark_reg_dead,
1035 process_bb_node_lives): Use ira_hard_regno_cover_class.
1037 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1038 (setup_hard_regno_cover_class): New function.
1039 (ira_init): Call setup_hard_regno_cover_class.
1041 * ira-costs.c (cost_class_nums): Add comment.
1042 (find_allocno_class_costs): Initiate cost_class_nums.
1043 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1045 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1048 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1049 Rename to copy_info_to_removed_store_destinations. Propagate
1050 conflict hard regs and register stack attribute.
1052 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1055 * pa.c (function_arg_padding): Pad complex and vector types
1056 upward in 64-bit runtime.
1057 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1059 2008-10-26 Matthias Klose <doko@ubuntu.com>
1061 * doc/install.texi: Document requirements on antlr.
1063 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1065 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1068 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1071 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1072 is defined, use it to modify the constant offset.
1074 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1076 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1077 and short arguments to the correct location as mandated by the ABI.
1079 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1081 PR rtl-optimization/37769
1082 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1084 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1086 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1087 unwind-dw2-Os-4-200.o.
1089 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1091 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1092 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1094 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1096 PR tree-optimization/36038
1097 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1098 add sizetype IV with initial value zero instead of pointer type.
1100 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1103 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1104 around bit operation.
1105 * profile.c (is_edge_inconsistent): Likewise.
1106 * fold-const.c (truth_value_p): Move from here...
1107 * tree.h (truth_value_p): ... to here.
1108 * c-tree.h (c_expr): Update description of original_code.
1109 * c-typeck.c (parser_build_unary_op): Set original_code.
1110 (parser_build_binary_op): Update call to warn_about_parentheses.
1111 * c-common.c (warn_about_parentheses): Take two additional
1112 arguments of the operands. Use a switch. Quote operators
1113 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1114 Add warning about !x | y and !x & y.
1115 * c-common.h (warn_about_parentheses): Update declaration.
1117 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1119 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1120 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1121 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1123 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1124 (check-%): For test targets listed in lang_checks_parallelized
1125 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1126 run the testing in multiple make goals, possibly parallel, and
1127 afterwards run dg-extract-results.sh to merge the sum and log files.
1129 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1131 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1132 (mips_move_to_gpr_cost): Likewise.
1133 (mips_move_from_gpr_cost): Likewise.
1134 (mips_register_move_cost): Make more fine-grained.
1136 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1138 * graphite.c (graphite_apply_transformations): Check for
1139 -fgraphite-identity.
1140 * toplev.c (process_options): Add graphite_identity.
1141 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1143 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1145 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1146 mulhisihl and mulhisihh builtins.
1148 From Jie Zhang <jie.zhang@analog.com>
1149 * config/bfin/bfin.md (composev2hi): Put operands into vector
1152 2008-10-22 Chao-ying Fu <fu@mips.com>
1154 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1156 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1158 From Mike Frysinger <michael.frysinger@analog.com>
1159 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1160 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1161 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1162 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1163 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1164 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1165 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1166 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1167 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1168 __ADSPBF51x__ for all of them.
1169 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1170 -mcpu bf512, bf514, bf516, and bf518.
1171 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1172 bf512-none, bf514-none, bf516-none, and bf518-none.
1173 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1174 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1175 * doc/invoke.texi (Blackfin Options): Document that
1176 -mcpu now accepts bf512, bf514, bf516, and bf518.
1178 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1181 * fold-const.c (build_range_type): For 1 .. signed_max
1182 range call build_nonstandard_inter_type if signed_type_for
1183 returned a type with bigger precision.
1185 2008-10-22 Richard Guenther <rguenther@suse.de>
1187 * tree.def (COMPLEX_TYPE): Constrain element type.
1188 * tree.c (build_complex_type): Assert that.
1189 * tree-ssa-structalias.c (could_have_pointers): Complex types
1190 cannot have pointers.
1192 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1195 * c-typeck.c (convert_for_assignment): Do not give declaration's
1196 location for builtins. Spell out which type was expected and which
1199 2008-10-22 Nick Clifton <nickc@redhat.com>
1201 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1202 the fdpic register to be a target when running in fdpic mode.
1204 2008-10-22 Rafael Espindola <espindola@google.com>
1206 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1207 newly created statements.
1209 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1212 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1213 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1214 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1216 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1219 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1220 Adjust -mcmodel=medium description for 2005-07-31 changes.
1222 2008-10-22 Jan Hubicka <jh@suse.cz>
1223 Jakub Jelinek <jakub@redhat.com>
1226 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1228 2008-10-21 Richard Henderson <rth@redhat.com>
1231 * emit-rtl.c (get_spill_slot_decl): Export.
1232 * emit-rtl.h (get_spill_slot_decl): Declare.
1233 * var-tracking.c (vt_add_function_parameters): Relax assertion
1234 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1236 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1238 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1239 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1242 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1245 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1246 processed by get_maxval_strlen.
1248 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1251 * tree.c (get_file_function_name): Copy first_global_object_name.
1252 Centralize call to clean_symbol_name.
1254 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1256 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1257 * config/svr4.h (SVR4_ASM_SPEC): New.
1258 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1259 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1261 * doc/invoke.texi (Option Summary): Add -T to linker options.
1262 (Link Options): Document -T.
1264 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1266 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1269 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1272 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1274 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1276 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1279 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1281 * doc/install.texi: Fix typos in previous patch.
1283 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1285 * doc/install.texi: Document in-tree building of gcc and mpfr.
1287 2008-10-19 Richard Guenther <rguenther@suse.de>
1289 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1291 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1294 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1295 (build_enumerator): Convert enumerators that fit in integer to
1298 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/i386.md (unnamed peephole2): Do not force memory
1301 operands of arith or logical instructions into registers for
1302 non-TARGET_READ_MODIFY targets.
1304 (ffs_cmove): Change operand 0 predicate to register_operand.
1305 Change operand 1 predicate to nonimmediate_operand.
1307 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1309 2008-10-18 Richard Guenther <rguenther@suse.de>
1311 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1312 VIEW_CONVERT_EXPR case against invalid gimple.
1314 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1316 * c-parser.c (c_parser_binary_expression): Silence the
1317 uninitialized variable warning emitted for binary_loc.
1319 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1321 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1324 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1327 * c-typeck.c (build_unary_op): Use omit_one_operand for
1328 IMAGPART_EXPR of real argument.
1330 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1332 PR tree-optimization/37664
1333 * fold-const.c (fold_binary): When optimizing comparison with
1334 highest or lowest type's value, don't consider TREE_OVERFLOW.
1336 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1339 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1340 * coverage.c: Include tm_p.h.
1341 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1342 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1343 dollar signs from PREFIX.
1344 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1345 instead of manual strip_name_encoding.
1347 2008-10-16 Richard Guenther <rguenther@suse.de>
1350 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1351 volatile qualified functions or methods as relevant.
1353 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1355 PR tree-optimization/37525
1356 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1357 sizetype unsigned constants, both in the case of C and bounds.
1359 2008-10-15 Jan Hubicka <jh@suse.cz>
1361 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1363 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1366 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1367 HARD_REGNO_CALL_PART_CLOBBERED.
1369 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1372 * ira-lives.c (mark_early_clobbers): Remove.
1373 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1374 check_and_make_def_conflicts,
1375 make_early_clobber_and_input_conflicts,
1376 mark_hard_reg_early_clobbers): New functions.
1377 (process_bb_node_lives): Call
1378 make_early_clobber_and_input_conflicts and
1379 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1381 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1382 early clobbers of pseudo-registers.
1384 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1387 * ira-build.c (ira_flattening): Recalculate
1388 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1389 from the scratch instead of the propagation.
1391 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1393 * doc/rtl.texi (const_double): Remove the "addr" operand.
1394 Describe CONST_DOUBLE_* macros under const_double rather
1396 (const_fixed): Fix the operand description.
1397 (const): Add an @findex directive.
1398 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1399 after the constant rtl table.
1400 (fix): Combine floating-point and fixed-point descriptions.
1402 * sched-deps.c (sched_analyze_2): Remove reference to
1405 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1407 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1409 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1410 for UNSPEC_GOTSYM_OFFs.
1411 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1412 (add_GOT_to_pic_reg): Use it.
1413 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1415 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1416 Harsha Jagasia <harsha.jagasia@amd.com>
1418 PR tree-optimization/37485
1419 * graphite.c (gmp_cst_to_tree): Moved.
1420 (iv_stack_entry_is_constant): New.
1421 (iv_stack_entry_is_iv): New.
1422 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1423 (loop_iv_stack_insert_constant): New.
1424 (loop_iv_stack_pop): Use new datatpype.
1425 (loop_iv_stack_get_iv): Same.
1426 (loop_iv_stack_get_iv_from_name): Same.
1427 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1428 (loop_iv_stack_patch_for_consts): New.
1429 (loop_iv_stack_remove_constants): New.
1430 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1431 (translate_clast): Call loop_iv_stack_patch_for_consts and
1432 loop_iv_stack_remove_constants.
1433 (gloog): Use new datatype. Redirect construction edge to end
1434 block to avoid accidental deletion.
1435 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1437 (union iv_stack_entry_data): New. Data in iv stack entry.
1438 (struct iv_stack_entry): New. Datatype for iv stack entries.
1440 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1442 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1443 * graphite.c (free_scop): Same.
1444 (build_scops): Same.
1445 (free_scattering): New.
1446 (build_cloog_prog): Call free_scattering.
1447 (patch_phis_for_virtual_defs): Fix memleak.
1448 (graphite_trans_bb_strip_mine): Same.
1449 (limit_scops): Same.
1451 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1452 Harsha Jagasia <harsha.jagasia@amd.com>
1454 PR tree-optimization/37828
1455 * graphite.c (graphite_trans_loop_block): Do not loop block
1456 single nested loops.
1458 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1460 PR tree-optimization/37686
1461 * tree-loop-linear.c (linear_transform_loops): Build a
1462 loop nest vector. Pass it to lambda_compute_access_matrices.
1463 * tree-data-ref.h (struct access_matrix): Store the loop nest
1464 relative to which it encodes the information.
1465 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1466 (am_vector_index_for_loop): Reimplemented: iterate over the
1467 loop nest for finding the loop index in the access matrix.
1468 (lambda_compute_access_matrices): Update declaration.
1469 * lambda-code.c (build_access_matrix): Pass the loop nest and
1471 (lambda_compute_access_matrices): Same.
1473 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1475 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1476 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1477 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1478 already implies hard float. Also fix several insn condition
1479 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1481 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1484 Based on patches by Laurent Vivier.
1485 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1486 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1487 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1488 dollar sign to underscore.
1489 (ASM_OUTPUT_EXTERNAL): Same.
1490 (ASM_OUTPUT_LABELREF): New.
1491 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1493 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1494 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1495 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1496 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1498 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1500 PR tree-optimization/36881
1501 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1502 that each value doesn't need runtime relocations, for !flag_pic
1503 check that each value is just a valid initializer constant.
1505 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1507 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1508 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1509 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1510 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1512 (REG_CLASS_NAMES): Update accordingly.
1513 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1514 rather than an unpredictable descriptive string.
1515 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1516 (mips_register_move_cost): Check for specific COP*_REGS classes,
1517 instead of ALL_COP_AND_GR_REGS.
1518 (mips_ira_cover_classes): New function.
1519 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1520 (TARGET_IRA_COVER_CLASSES): Define.
1522 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1525 * tree.c (build_type_attribute_qual_variant): Hash on the
1526 unqualified type, and don't overwrite an existing
1527 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1528 allow distinguishing between wchar_t and its underlying type. This
1529 also means that we'll retain a little more typedef information.
1531 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1532 Dmitry Melnik <dm@ispras.ru>
1533 Dmitry Zhurikhin <zhur@ispras.ru>
1534 Alexander Monakov <amonakov@ispras.ru>
1535 Maxim Kuvyrkov <maxim@codesourcery.com>
1537 * target.h (struct gcc_target): Update prototypes of needs_block_p
1539 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1540 * sel-sched.c (create_speculation_check): Likewise.
1541 * doc/tm.texi: Provide documentation for new target hooks.
1543 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1544 (ia64_gen_spec_insn): Removed.
1545 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1546 ia64_gen_spec_check): New static functions.
1547 (ia64_alloc_sched_context, ia64_init_sched_context,
1548 ia64_set_sched_context, ia64_clear_sched_context,
1549 ia64_free_sched_context, ia64_get_insn_spec_ds,
1550 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1551 (ia64_needs_block_p): Change prototype.
1552 (ia64_gen_check): Rename to ia64_gen_spec_check.
1553 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1554 into declaration, add special memory dependencies handling.
1555 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1556 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1557 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1558 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1559 Define new target hooks.
1560 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1561 (ia64_optimization_options): Turn on selective scheduling with -O3,
1562 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1563 default with selective scheduling.
1564 (ia64_override_options): Initialize align_loops and align_functions
1565 to 32 and 64, respectively. Set global selective scheduling flags
1566 according to target-dependent flags.
1567 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1568 (group_barrier_needed): Use new mstop-bit-before-check flag.
1570 (dfa_state_size): Make global.
1571 (spec_check_no, max_uid): Remove.
1572 (mem_ops_in_group, current_cycle): New variables.
1573 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1574 Initialize new variables.
1575 (is_load_p, record_memory_reference): New functions.
1576 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1578 (ia64_variable_issue): Change use of current_sched_info to
1579 sched_deps_info. Update comment. Note if a load or a store is issued.
1580 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1581 advance if maximal number of loads or stores was issued on current
1583 (scheduled_good_insn): New static helper function.
1584 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1585 a group barrier is needed. Fix vertical spacing. Guard the code
1586 doing state transition with last_scheduled_insn check.
1587 Mark that a stop bit should be before current insn if there was a
1588 cycle advance. Update current_cycle and mem_ops_in_group.
1589 (ia64_h_i_d_extended): Change use of current_sched_info to
1590 sched_deps_info. Reallocate stops_p by larger chunks.
1591 (struct _ia64_sched_context): New structure.
1592 (ia64_sched_context_t): New typedef.
1593 (ia64_alloc_sched_context, ia64_init_sched_context,
1594 ia64_set_sched_context, ia64_clear_sched_context,
1595 ia64_free_sched_context): New static functions.
1596 (gen_func_t): New typedef.
1597 (get_spec_load_gen_function): New function.
1598 (SPEC_GEN_EXTEND_OFFSET): Declare.
1599 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1600 (get_mode_no_for_insn): Change the condition that prevents use of
1601 special hardware registers so it can now handle pseudos.
1602 (get_spec_unspec_code): New function.
1603 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1604 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1605 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1606 during selective scheduling.
1607 (ia64_speculate_insn): Use ds_get_speculation_types when
1608 determining whether we need to change the pattern.
1609 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1610 (ia64_spec_check_src_p): Support new speculation/check codes.
1611 (struct bundle_state): New field.
1612 (issue_nops_and_insn): Initialize it.
1613 (insert_bundle_state): Minimize mid-bundle stop bits.
1614 (important_for_bundling_p): New function.
1615 (get_next_important_insn): Use important_for_bundling_p.
1616 (bundling): When shifting TImode from unimportant insns, ignore
1617 also group barriers. Assert that best state is found before
1618 the backward bundling pass. Print number of mid-bundle stop bits.
1619 Minimize mid-bundle stop bits. Check correct calculation of
1620 mid-bundle stop bits.
1621 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1622 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1624 (sel2_run): New variable.
1625 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1626 selective scheduling pass instead of schedule_ebbs.
1628 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1629 (UNSPEC_LDS_A): New UNSPEC.
1630 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1631 movti_internal, movsf_internal, movdf_internal,
1632 movxf_internal): Make visible. Add speculable* attributes.
1633 (output_c_nc): New mode attribute.
1634 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1635 mov<mode>_nc, zero_extend<mode>di2_nc,
1636 advanced_load_check_nc_<mode>): New insns.
1637 (zero_extend*): Add speculable* attributes.
1639 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1640 (msched-stop-bits-after-every-cycle): Likewise.
1641 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1643 (msched-spec-verbose): Remove.
1644 (msched-prefer-non-data-spec-insns,
1645 msched-prefer-non-control-spec-insns,
1646 msched-count-spec-in-critical-path,
1647 msel-sched-dont-check-control-spec): Use Target Report Var
1648 instead of Common Report Var.
1650 * config/ia64/itanium2.md: Remove incorrect bypass.
1652 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1654 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1657 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1658 and -fhelp=separate.
1660 2008-10-14 Ben Elliston <bje@au.ibm.com>
1662 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1664 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1666 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1669 2008-10-13 Matthias Klose <doko@ubuntu.com>
1671 * config/pa/linux-atomic.c: Work around missing header file
1672 for hppa64-linux-gnu targets.
1674 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1675 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1676 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1677 Grace Cao <grace_cao@playstation.sony.com>
1679 * doc/invoke.texi (-mgen-cell-microcode): Document.
1680 (-mwarn-cell-microcode): Document.
1681 * cfglayout.c (locator_location): Export.
1682 * rtl.h (locator_location): Define prototype.
1683 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1685 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1686 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1687 (mwarn-cell-microcode): New option.
1688 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1689 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1690 cell and not already set.
1691 Turn off string instructions if not generating cell microcode.
1692 (rs6000_final_prescan_insn): New function that warns about microcoded
1694 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1695 * config/rs6000/rs6000.md
1696 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1697 the instruction would have been microcoded on the Cell. Set
1698 cell_micro to always on unnamed patterns for the string instructions.
1699 (cell_micro): Update definition, remove load/store conditional
1701 (sign_extend:DI): Define new pattern for non microcoded version.
1702 (sign_extend:SI): Likewise.
1703 (compare (div:P)): Set cell_micro to not.
1704 (andsi3): Define as an expand.
1705 (andsi3_mc): New pattern.
1706 (andsi3_nomc): New pattern.
1707 (andsi3_internal0_nomc): New pattern.
1708 (andsi3_internal2): Rename to ...
1709 (andsi3_internal2_mc): this and enable iff generating microcode.
1710 (andsi3_internal3): Rename to ...
1711 (andsi3_internal3_mc): this and enable iff generating microcode.
1712 (andsi3_internal4): Enable iif generating microcode.
1713 (andsi3_internal5): Rename to ..
1714 (andsi3_internal5_mc): this and enable iff generating microcode.
1715 (andsi3_internal5_nomc): New pattern.
1716 (extzvdi_internal1): Enable iff generating microcode.
1717 (extzvdi_internal2): Likewise.
1718 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1719 (anddi3): Change to expand.
1720 (anddi3_mc): Rename from anddi3.
1721 (anddi3_no_mc): New pattern.
1722 (anddi3_internal2): Rename to ..
1723 (anddi3_internal2_mc): this and enable iff generating microcode.
1724 (anddi3_internal2_nomc): New pattern.
1725 (anddi3_internal3): Rename to ..
1726 (anddi3_internal3_mc): this and enable iff generating microcode.
1727 (anddi3_internal3_nomc): New pattern.
1728 (movti_string): Set cell_micro to always if TARGET_STRING.
1729 (stmsi8): Set cell_micro to always.
1735 (stmsi8_power): Likewise.
1736 (stmsi7_power): Likewise.
1737 (stmsi6_power): Likewise.
1738 (stmsi5_power): Likewise.
1739 (stmsi4_power): Likewise.
1740 (stmsi3_power): Likewise.
1741 (movsi_update2): Enable iff generating microcode.
1742 (movhi_update3): Likewise.
1743 (lmw): Set cell_micro to always.
1745 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1747 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1748 * config/s390/s390.c (machine_function): Remove
1749 decomposed_literal_pool_addresses_ok_p.
1750 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1751 the difference of two labels.
1752 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1753 (s390_pool_offset): New function.
1754 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1755 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1757 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1759 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1760 (powerpc*-*-linux-gnu*): Describe.
1761 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1762 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1763 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1764 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1765 config/rs6000/e500crtres32gpr.asm,
1766 config/rs6000/e500crtres64gpr.asm,
1767 config/rs6000/e500crtres64gprctr.asm,
1768 config/rs6000/e500crtrest32gpr.asm,
1769 config/rs6000/e500crtrest64gpr.asm,
1770 config/rs6000/e500crtresx32gpr.asm,
1771 config/rs6000/e500crtresx64gpr.asm,
1772 config/rs6000/e500crtsav32gpr.asm,
1773 config/rs6000/e500crtsav64gpr.asm,
1774 config/rs6000/e500crtsav64gprctr.asm,
1775 config/rs6000/e500crtsavg32gpr.asm,
1776 config/rs6000/e500crtsavg64gpr.asm,
1777 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1778 * config/rs6000/crtsavres.asm: Really remove.
1780 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1783 * c-format.c (convert_format_name_to_system_name): Use
1784 TARGET_OVERRIDES_FORMAT_INIT.
1785 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1786 * config/i386/mingw.opt: New.
1787 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1788 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1789 (ms_printf_length_specs): Removed const specifier.
1790 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1791 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1793 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1795 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1796 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1798 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1801 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1802 sure that ref has valid bb.
1804 2008-10-12 Richard Henderson <rth@redhat.com>
1807 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1808 * alias.c (value_addr_p, stack_addr_p): Remove.
1809 (nonoverlapping_memrefs_p): Remove IRA special case.
1810 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1811 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1812 * reload1.c (alter_reg): Use it.
1814 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1817 of registers instead of eax, ebx, ecx and edx. Use for loop
1818 and check register for non-zero value before the call
1819 to decode_caches_intel.
1821 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1823 PR rtl-optimization/37448
1824 * df.h: (df_ref_class): New enum.
1825 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1826 (struct df_ref): Replaced with union df_ref_d.
1827 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1828 New members of df_ref_d union.
1829 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1830 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1831 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1832 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1833 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1834 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1835 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1836 (df_scan_bb_info, df_bb_regno_first_def_find,
1837 df_bb_regno_last_def_find, df_find_def, df_find_use,
1838 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1839 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1840 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1841 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1842 Replaced struct df_ref * with df_ref.
1843 * df-scan.c (df_collection_rec, df_null_ref_rec,
1844 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1845 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1846 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1847 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1848 df_reorganize_refs_by_reg_by_reg,
1849 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1850 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1851 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1852 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1853 df_bb_refs_record, df_exit_block_uses_collect,
1854 df_record_exit_block_uses, df_reg_chain_mark,
1855 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1856 df_ref * with df_ref.
1857 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1858 df_ref_class parameter.
1859 (df_scan_problem_data): Added new pools for different types of refs.
1860 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1861 df_ref_create_structure): Processed new ref pools.
1862 (df_scan_start_dump): Added counts of refs and insns.
1863 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1864 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1865 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1866 code to pass df_ref_class down to ref creation functions.
1867 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1868 df_reg_chain_mark): Use macros to hide references to df_refs.
1869 (df_ref_chain_change_bb): Removed.
1870 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1871 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1872 Enhanced to understand df_ref union structure.
1873 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1874 all_uses_available_at, update_df, try_fwprop_subst,
1875 forward_propagate_subreg, forward_propagate_and_simplify,
1876 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1877 df_ref * with df_ref.
1878 (use_killed_between, all_uses_available_at): Use macros to hide
1879 references to df_refs.
1880 * regstat.c (regstat_bb_compute_ri,
1881 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1883 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1884 see_handle_relevant_refs, see_analyze_one_def,
1885 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1886 struct df_ref * with df_ref.
1887 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1888 global_conflicts): Replaced struct df_ref * with df_ref.
1889 * ddg.c (create_ddg_dep_from_intra_loop_link,
1890 add_cross_iteration_register_deps, build_inter_loop_deps):
1891 Replaced struct df_ref * with df_ref.
1892 (create_ddg_dep_from_intra_loop_link,
1893 add_cross_iteration_register_deps): Use macros to hide references
1895 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1896 df_ref * with df_ref.
1897 * df-core.c (df_bb_regno_first_def_find,
1898 df_bb_regno_last_def_find, df_find_def, df_find_use,
1899 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1900 debug_df_ref): Replaced struct df_ref * with df_ref.
1901 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1902 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1904 * web.c (union_defs, entry_register, replace_ref, web_main):
1905 Replaced struct df_ref * with df_ref.
1906 (union_defs, replace_ref): Use macros to hide references to df_refs.
1907 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1908 Replaced struct df_ref * with df_ref.
1909 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1910 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1911 Replaced struct df_ref * with df_ref.
1912 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1913 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1915 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1916 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1917 df_compute_accessed_bytes_strict_low_part,
1918 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1919 Replaced struct df_ref * with df_ref.
1920 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1921 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1922 df_ref * with df_ref.
1923 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1924 check_dependency, check_dependencies, record_uses): Replaced
1925 struct df_ref * with df_ref.
1926 (invariant_for_use, check_dependency): Use macros to hide
1927 references to df_refs.
1928 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1929 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1930 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1931 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1932 references to df_refs.
1933 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1935 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1936 * df-problems.c (df_rd_bb_local_compute_process_def,
1937 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1938 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1939 df_chain_remove_problem, df_chain_create_bb_process_use,
1940 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1941 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1942 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1943 df_byte_lr_simulate_artificial_refs_at_top,
1944 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1945 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1946 df_simulate_uses, df_simulate_artificial_refs_at_end,
1947 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1949 (df_chain_dump): Use macros to hide references to df_refs.
1950 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1951 df_ref * with df_ref.
1952 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1953 mark_artificial_uses, mark_reg_dependencies,
1954 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1956 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1958 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1960 (array_ref_element_size): Likewise.
1961 (array_ref_low_bound): Likewise.
1962 (array_ref_up_bound): Likewise.
1963 * expr.c (contains_packed_reference): Likewise.
1964 (array_ref_element_size): Likewise.
1965 (array_ref_low_bound): Likewise.
1966 (array_ref_up_bound): Likewise.
1967 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1968 with ARRAY_RANGE_REF.
1969 (idx_find_step): Likewise.
1970 (idx_record_use): Likewise.
1971 (strip_offset_1): Likewise.
1972 (idx_remove_ssa_names): Likewise.
1974 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1975 Andi Kleen <ak@linux.intel.com>
1977 * config/i386/cpuid.h (__cpuid_count): New defines.
1978 * config/i386/driver-i386.c (struct cache_desc): New structure.
1979 (describe_cache): Use struct cache_desc to pass cache descriptions.
1980 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1981 (detect_caches_amd): Use struct cache_desc to describe caches.
1982 (decode_caches_intel): Use struct cache_desc to pass cache
1983 descriptions. Update descriptions to match latest (rev -032,
1984 December 2007) CPUID documentation. Do not check valid bit here.
1985 Check for Xeon MP value 0x49 problems.
1986 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1987 Check valid bit before calling decode_caches_intel. Detect number
1988 of times to repeat CPUID instruction.
1989 (detect_caches_cpuid4): New function.
1990 (detect_caches_intel): Depending on max_level, call
1991 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1992 only when other methods fail to provide valid L2 cache description.
1994 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1997 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1998 it to PIC call patterns.
1999 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2000 code generation and attributes from pattern. Change peephole2 to
2001 split for noreturn case. Revise split pattern for non noreturn case.
2002 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2003 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2004 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2007 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2009 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2010 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2012 (divdf3): Reformat long line.
2014 2008-10-11 Michael J. Eager <eager@eagercon.com>
2016 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2018 (rs6000_handle_option): Process -mfpu options.
2019 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2020 (enum fpu_type_t): New.
2021 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2022 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2024 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2025 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2026 * config/rs6000/rs6000.opt (-mfpu): New.
2027 (-mxilinx-fpu): New.
2028 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2029 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2030 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2031 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2032 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2034 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2037 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2038 LO_SUM on Darwin if mode has just one unit.
2040 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2043 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2044 has been optimized out.
2046 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2048 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2049 instead of PIC_DIRECT_ADDR_P.
2050 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2051 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2052 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2053 (PIC_OFFSET_P): Rename to...
2054 (PCREL_SYMOFF_P): ...this.
2055 (PIC_DIRECT_ADDR_P): Delete.
2056 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2058 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2059 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2060 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2061 * config/sh/sh.c (print_operand): Remove CONST handling.
2062 (unspec_caller_rtx_p): Rewrite to use split_const and check
2063 the operands of UNSPEC bases.
2064 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2065 with (unspec [A B] UNSPEC_SYMOFF).
2066 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2067 UNSPEC_PCREL_SYMOFF.
2068 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2069 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2070 (UNSPEC_EXTRACT_U16): Likewise.
2071 (UNSPEC_SYMOFF): Likewise.
2072 (UNSPEC_PCREL_SYMOFF): Likewise.
2073 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2075 (movsi_const_16bit): Likewise.
2076 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2077 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2078 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2079 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2080 with (unspec [A B] UNSPEC_SYMOFF).
2081 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2082 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2083 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2084 (Csu): Likewise UNSPEC_EXTRACT_U16.
2085 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2086 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2088 2008-10-10 Stepan Kasal <skasal@redhat.com>
2090 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2091 for loop strip mining and loop blocking.
2093 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2095 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2096 vary types depending on debug info.
2098 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2100 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2101 before ensuring it's already computed.
2103 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2105 * rtl.h (locator_eq): New decl.
2106 * cfglayout.c (locator_scope): New function.
2107 (insn_scope): Use it.
2108 (locator_eq): New function.
2109 (fixup_reorder_chain): Search for last insn in src bb
2110 that has locator set or first insn in dest bb. Use
2111 locator_eq instead of == to compare locators.
2112 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2113 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2114 == to compare locators.
2116 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2118 * gimple-low.c (lower_function_body, lower_gimple_return,
2119 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2120 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2121 goto_block on edges if goto_locus is known.
2124 * tree.h (get_object_alignment): Declare.
2125 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2126 get_object_alignment if needed.
2127 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2129 (get_object_alignment): ... here. New function. Try harder to
2130 determine alignment from get_inner_reference returned offset.
2132 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2134 * graphite.c (gloog): Don't call find_unreachable_blocks
2135 before delte_unreachable_blocks.
2137 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2138 goto_locus of true_edge into RTL locator.
2140 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2142 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2143 (*jcc_btdi_mask_rex64): Ditto.
2145 (*jcc_btsi_mask): Ditto.
2146 (*jcc_btsi_1): Ditto.
2147 (*jcc_btsi_mask_1): Ditto.
2149 2008-10-08 Paul Brook <paul@codesourcery.com>
2151 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2152 compatible profiler (__gnu_mcount_nc).
2153 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2155 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2157 * config/i386/i386.c (initial_ix86_tune_features): Add
2158 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2159 * config/i386/i386.h (ix86_tune_indices): Likewise.
2160 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2162 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2163 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2164 for FP to FP splitters.
2166 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2168 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2171 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2175 PR rtl-optimization/37341
2176 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2177 to ORIG_BB, pass through ORIG_BB recursively.
2178 (cse_condition_code_reg): Adjust caller.
2180 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2182 * sdbout.c (sdbout_one_type): Treat the value type
2183 CONST_DECL for enumerals.
2185 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2187 * config/i386/i386.md: Remove trailing white spaces.
2189 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2191 PR rtl-optimization/37448
2192 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2193 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2195 (struct output_info) [count]: Renamed total_created and made
2197 (struct output_info) [size]: Renamed total_allocated and made
2199 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2200 Properly keep track of desc->size.
2201 (print_statistics, dump_alloc_pool_statistics): Enhance the
2202 printing of statistics to print the number of elements and to use
2205 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2208 * opts.h (CL_SAVE): Move up to flags range.
2209 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2210 CL_COMMON): Renumber.
2211 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2212 * opts.c (common_handle_option): Revert last change.
2214 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2216 * config/i386/i386-protos.h (ix86_schedule): New.
2218 * config/i386/i386.c (ix86_schedule): New.
2219 (override_options): Add schedule to processor_alias_table. Set
2220 ix86_schedule from the schedule field in processor_alias_table.
2221 (ix86_function_specific_save): Save ix86_schedule.
2222 (ix86_function_specific_restore): Restore ix86_schedule.
2224 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2225 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2228 * config/i386/i386.opt: Add schedule.
2230 * config/i386/ppro.md: Remove generic32.
2232 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2235 * expr.c (count_type_elements): Handle ERROR_MARK.
2237 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2242 * basic-block.h (struct edge_def): Add goto_block field.
2243 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2244 one insn with locus corresponding to edge's goto_locus if !optimize.
2245 * profile.c (branch_prob): Copy edge's goto_block.
2246 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2248 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2249 locator in between the merged basic blocks if !optimize and needed.
2250 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2251 goto_locus into RTL locator. For unconditional jump use that
2252 locator for the jump insn.
2253 (expand_gimple_cond): Convert goto_block and goto_locus into
2254 RTL locator for all remaining edges. For unconditional jump
2255 use that locator for the jump insn.
2256 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2257 there is more than one edge or insn locator along the forwarding
2258 edges and !optimize. If there is just one, set e->goto_locus.
2259 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2261 (move_block_to_fn): Adjust edge's goto_block.
2263 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2266 * expmed.c (expand_mult): Properly check DImode constant in
2269 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2272 * dwarf2out.c (common_block_die_table): New variable.
2273 (common_block_die_table_hash, common_block_die_table_eq): New
2275 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2276 COMMON block in the current scope rather than globally. Optimize
2277 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2278 DW_OP_addr SYMBOL_REF+off.
2280 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2282 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2283 Return true for non-addressable GIMPLE operands.
2285 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2288 * config/i386/i386.c (initial_ix86_tune_features): Remove
2289 X86_TUNE_USE_BIT_TEST.
2290 * config/i386/i386.h (ix86_tune_indices): Likewise.
2291 (TARGET_USE_BIT_TEST): Removed.
2293 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2295 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2297 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2299 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2300 (mul<mode>3_mul3): ... into this new template.
2302 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2304 * gimplify.c (gimplify_arg): Add location argument. Use it.
2305 (gimplify_call_expr): Pass location to gimplify_arg.
2306 (gimplify_modify_expr_to_memcpy): Same.
2307 (gimplify_modify_expr_to_memset): Same.
2309 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2311 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2312 Update calls to build_unary_op and build_indirect_ref for location
2315 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2318 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2319 * c-typeck.c (array_to_pointer_conversion): Pass location to
2321 (function_to_pointer_conversion): Use error_at and warning_at.
2322 (build_indirect_ref): Same.
2323 (build_array_ref): Pass location to build_binary_op.
2324 (parser_build_unary_op): Do not set location after calling
2326 (build_unary_op): Add location argument. Use it throughout. Set
2327 EXPR_LOCATION before returning new tree.
2328 (build_modify_expr): Same.
2329 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2331 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2332 build_indirect_ref, build_modify_expr.
2333 (c_finish_omp_for): Same. Use error_at instead of error.
2334 * c-common.c (c_common_truthvalue_conversion): Pass location to
2336 (warn_for_div_by_zero): Add location argument.
2337 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2338 build_unary_op, warn_for_div_by_zero.
2339 * c-parser.c (c_parser_typeof_specifier): Use
2340 protected_set_expr_location.
2341 (c_parser_statement_after_labels): Same.
2342 (c_parser_condition): Same.
2343 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2344 (c_parser_conditional_expression): Use protected_set_expr_location.
2345 (c_parser_unary_expression): Pass location to build_indirect_ref.
2346 (c_parser_postfix_expression_after_primary): Pass location to
2347 build_indirect_ref, build_unary_op.
2348 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2350 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2352 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2353 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2354 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2356 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2357 (mips_issue_rate): Handle PROCESSOR_R10000.
2358 * config/mips/mips.md (cpu): Add r10000.
2360 * config/mips/10000.md: New file.
2362 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2364 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2365 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2366 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2368 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2370 * config/darwin-protos.h (machopic_function_base_name): Delete.
2371 (machopic_function_base_sym): Likewise.
2372 (machopic_gen_offset): Declare.
2373 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2374 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2375 * config/darwin.c (machopic_function_base_name): Delete.
2376 (machopic_function_base_sym): Likewise.
2377 (gen_pic_offset): Rename to...
2378 (machopic_gen_offset): ...this and remove the pic_base argument.
2379 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2380 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2381 crtl->uses_pic_offset_table.
2382 (machopic_indirect_data_reference): Use new machopic_gen_offset
2384 (machopic_legitimize_pic_address): Likewise.
2385 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2387 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2388 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2389 * config/i386/i386.c (output_set_got): Likewise.
2390 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2392 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2393 (legitimate_address_p): Likewise.
2394 (output_pic_addr_const): Likewise.
2395 (output_addr_const_extra): Likewise.
2396 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2397 match an UNSPEC rather than a MINUS.
2398 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2399 (builtin_setjmp_receiver): Use machopic_gen_offset.
2400 * config/i386/predicates.md (pic_symbolic_operand): Handle
2401 UNSPEC_MACHOPIC_OFFSET.
2403 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2404 Use machopic_gen_offset and machopic_operand_p.
2405 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2406 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2407 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2408 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2409 Set crtl->uses_pic_offset_table.
2411 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2413 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2415 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2416 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2417 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2418 (constant_pool_expr_p): Use split_const and check the base.
2419 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2421 (legitimate_constant_pool_address_p): Check toc_relative_p
2422 instead of constant_pool_expr_p.
2423 (print_operand_address): Always use output_addr_const for
2424 constant pool addresses.
2425 (rs6000_output_addr_const_extra): New function.
2426 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2428 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2432 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2433 (mark_ref_live, mark_ref_dead): Use them.
2434 (def_conflicts_with_inputs_p): Remove.
2435 (mark_early_clobbers): New function.
2436 (process_bb_node_lives): Call preprocess_constraints and
2437 mark_early_clobbers.
2439 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2441 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2443 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2444 lib with -mthread switch.
2446 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2449 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2450 function in two, making it call a new and reusable
2451 dwarf2out_imported_module_or_decl() that takes the containing
2452 BLOCK of the declaration in argument.
2453 (dwarf2out_imported_module_or_decl_real): New function.
2454 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2455 IMPORTED_DECL in account.
2456 * tree.def: Added IMPORTED_DECL node type.
2457 * tree.h: Added accessors for IMPORTED_DECL nodes.
2458 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2460 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2462 * doc/gimple.texi: Fix some typos, wrap some long lines,
2463 fix some broken wraps with continuations.
2464 * tree-ssa-reassoc.c: Fix comment typos.
2466 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2469 * pa.c (legitimize_pic_address): Force function labels to memory in
2472 2008-10-04 Anton Blanchard <anton@samba.org>
2474 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2475 (rs6000_split_atomic_op): Same.
2476 (rs6000_split_compare_and_swap): Same.
2477 (rs6000_split_compare_and_swapqhi): Same.
2479 2008-10-04 Richard Guenther <rguenther@suse.de>
2481 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2482 instead of pointer equality.
2483 (vn_nary_op_eq): Likewise.
2485 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2487 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2489 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2490 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2492 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2494 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2495 Revert previous change.
2497 2008-10-03 Tom Tromey <tromey@redhat.com>
2499 * stringpool.c (ggc_alloc_string): Terminate string.
2501 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2503 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2504 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2505 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2508 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2511 2008-10-03 Pascal Obry <obry@adacore.com>
2513 * gcov.c (create_file_names): Properly handle UNIX and DOS
2514 directory separators.
2515 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2516 separator to '~' to ensure clean filenames on Windows.
2518 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2520 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2521 Add a null terminator to the stripped name.
2523 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2525 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2526 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2527 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2528 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2529 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2530 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2531 TARGET_SINGLE_FLOAT.
2533 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2535 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2537 2008-10-02 Richard Guenther <rguenther@suse.de>
2540 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2541 and VECTOR_TYPE recurse with useless_type_conversion_p which
2542 properly handles void pointer conversion.
2544 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2547 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2548 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2550 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2552 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2553 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2554 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2555 they translate to non builtins.
2556 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2557 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2558 __builtin_vec_promote, __builtin_vec_extract, and
2559 __builtin_vec_insert.
2560 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2561 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2562 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2563 * config/rs6000/altivec.h (vec_extract): Define
2564 (vec_insert): Define.
2565 (vec_splats): Define.
2566 (vec_promote): Define.
2568 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2569 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2570 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2572 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2574 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2575 prototype. Add new parameter, blk.
2576 Use BLKmode for the MEM if blk is true.
2577 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2578 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2579 ALTIVEC_BUILTIN_STVRXL.
2580 Update usage of altivec_expand_lv_builtin.
2581 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2582 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2583 (altivec_init_builtins): If compiling for the Cell, also define the
2585 * config/rs6000/rs6000.h (rs6000_builtins): Define
2586 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2587 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2588 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2589 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2590 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2591 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2592 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2593 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2594 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2595 UNSPEC_STVRX, and UNSPEC_STVRXL.
2596 (altivec_lvlx): New pattern.
2597 (altivec_lvlxl): New pattern.
2598 (altivec_lvrx): New pattern.
2599 (altivec_lvrxl): New pattern.
2600 (altivec_stvlx): New pattern.
2601 (altivec_stvlxl): New pattern.
2602 (altivec_stvrx): New pattern.
2603 (altivec_stvrxl): New pattern.
2604 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2605 (vec_lvlxl): Likewise.
2606 (vec_lvrx): Define if PPU is defined.
2607 (vec_lvrxl): Likewise.
2608 (vec_stvlx): Define if PPU is defined.
2609 (vec_stvlxl): Likewise.
2610 (vec_stvrx): Define if PPU is defined.
2611 (vec_stvrxl): Likewise.
2613 2008-10-01 Geert Bosch <bosch@adacore.com>
2615 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2617 2008-10-01 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/37617
2620 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2621 do not add to the NEW_SETS.
2623 2008-10-01 Richard Guenther <rguenther@suse.de>
2626 * tree-vrp.c (execute_vrp): If we optimized away the default
2627 case make sure to promote the label that got in place of it
2628 to a default case label.
2630 2008-10-01 Richard Henderson <rth@redhat.com>
2633 * tree-complex.c (set_component_ssa_name): Don't optimize
2634 is_gimple_min_invariant values with ssa_names in abnormal phis.
2636 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2638 PR tree-optimization/37662
2639 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2640 commutative binary operation if they are in the wrong order and
2641 fold_build2 produces non-GIMPLE.
2643 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2645 PR tree-optimization/37662
2646 PR tree-optimization/37663
2647 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2648 get_value_range with non-SSA_NAME. Don't assert operands have been
2649 folded, instead just bail out.
2651 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2653 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2655 2008-09-30 Richard Guenther <rguenther@suse.de>
2658 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2659 build restrict-qualified pointers.
2660 (vectorizable_store): Move alias check later.
2661 (vectorizable_load): Likewise.
2663 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2665 * c-common.c (empty_if_body_warning): Remove.
2666 * c-common.h (empty_if_body_warning): Remove.
2667 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2668 here the -Wempty-body warning for `if' and `else' statements.
2669 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2671 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2673 * config/i386/i386.opt: Add msse2avx.
2675 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2676 * config/i386/linux64.h (ASM_SPEC): Likewise.
2678 * doc/invoke.texi: Document -msse2avx.
2680 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2682 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2684 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2686 * ifcvt.c (noce_emit_store_flag): If using condition from original
2687 jump, reverse it if if_info->cond was reversed.
2689 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2691 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2692 non-constant memory if it cannot be forced to constant memory.
2693 Overhaul surrounding code and factor out common condition.
2695 2008-09-29 Jeff Law <law@redhat.com>
2697 * reload1.c (alter_reg): Add missing curly braces.
2699 2008-09-29 Michael J. Eager <eager@eagercon.com>
2701 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2703 * config/rs6000/rs6000.c (rs6000_override_options): Move
2704 rs6000_init_hard_regno_mode_ok after all options changed.
2705 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2706 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2707 -msimple-fpu flags. Add warning messages if single FP not configured.
2708 (rs6000_file_start): Output gnu_attribute for single-float.
2709 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2710 (rs6000_legitimize_address): Likewise.
2711 (rs6000_legitimize_reload_address): Likewise.
2712 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2713 TARGET_SINGLE_FLOAT.
2714 (function_arg_advance): Likewise (partial conversion).
2715 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2716 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2717 TARGET_SINGLE_FLOAT.
2718 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2719 (rs6000_emit_prologue): Likewise.
2720 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2721 TARGET_SINGLE_FLOAT.
2722 (rs6000_libcall_value): Likewise.
2723 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2724 (TARGET_DOUBLE_FLOAT): New default to 1
2725 (TARGET_SIMPLE_FPU): New default to 0
2726 (TARGET_SINGLE_FPU): New default to 0
2727 (TARGET_SINGLE_FLOAT_MODE): New.
2728 (TARGET_DOUBLE_FLOAT_MODE): New.
2729 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2730 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2732 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2733 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2734 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2735 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2736 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2737 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2738 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2739 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2740 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2741 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2742 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2743 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2744 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2745 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2746 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2747 cmptf_internal1, *cmptf_internal2): Condition on
2748 TARGET_DOUBLE_FLOAT.
2749 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2750 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2751 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2752 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2753 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2754 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2755 TARGET_SINGLE_FLOAT.
2756 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2757 * config/rs6000/rs6000.opt (-msingle-float): New.
2758 (-mdouble-float): New.
2759 (-msimple-fpu): New.
2760 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2761 -msingle-float, -mdouble-float, -msimple-fpu options.
2762 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2763 _SOFT_DOUBLE for -msingle-float.
2764 * config.gcc: New config for target=powerpc-xilinx-eabi.
2766 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2768 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2769 have exit and entry.
2770 (new_scop): Take entry and exit edge to define new SCoP.
2771 (sd_region_p): New structure used during SCoP detection.
2772 (move_scops): Delete.
2773 (move_sd_regions): New.
2774 (scopdet_info): Change the definition from edges back to basic_blocks.
2775 (scopdet_edge_info): Work on basic_blocks and rename to
2776 scopdet_basic_block_info.
2777 (split_difficult_bb): At the moment removed. We should later
2778 add it at another place.
2779 (build_scops_1): Work on basic_blocks.
2780 (bb_in_sd_region): New.
2781 (find_single_entry_edge): New.
2782 (find_single_exit_edge): New.
2783 (create_single_entry_edge): New.
2784 (sd_region_without_exit): New.
2785 (create_single_exit_edge): New.
2786 (unmark_exit_edges): New.
2787 (mark_exit_edges): New.
2788 (create_sese_edges): New.
2789 (build_graphite_scops): New.
2790 (build_scops): Make SCoPs SESE.
2791 (limit_scops): Use the new functions.
2793 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2795 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2797 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2800 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2801 address to a register before taking the lower part.
2803 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2805 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2808 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2809 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2812 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2813 the newly created variable.
2814 Create a VECTOR_CST of all 1s for vector types.
2816 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2819 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2821 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2823 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2824 order to convert between modes.
2825 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2827 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2829 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2832 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2835 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2839 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2841 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2842 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2843 them to yield false with MIPS16.
2845 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2848 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2849 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2850 mem_loc_descriptor failed. Accept UNSPEC.
2851 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2852 fail if one of the loc_descriptor calls for pieces failed.
2853 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2854 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2855 if loc_descriptor_from_tree_1 on offset failed.
2858 * opts.c (common_handle_option): Don't call print_specific_help with
2859 CL_SAVE as first argument.
2861 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2862 Steve Ellcey <sje@cup.hp.com>
2864 * configure: Regenerate for new libtool.
2865 * aclocal.m4: Ditto.
2867 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2869 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2870 alias set on MEM when saving stack pointer.
2871 * config/rs6000/rs6000.md (allocate_stack): Likewise
2873 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2875 PR tree-optimization/37574
2876 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2877 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2878 instead of vector_type for constants. Take computation out of loop.
2879 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2880 and use only vector_type for invariant case.
2881 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2883 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2886 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2887 the decl is a VAR_DECL or FUNCTION_DECL.
2889 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2892 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2893 (mark_ref_live, mark_ref_dead): Use them.
2894 (def_conflicts_with_inputs_p): Remove.
2895 (mark_early_clobbers): New function.
2896 (process_bb_node_lives): Call preprocess_constraints and
2897 mark_early_clobbers.
2899 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2901 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2904 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2905 (ira_compress_allocno_live_ranges): New prototype.
2907 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2908 (coalesced_allocnos_living_at_program_points): New.
2909 (coalesced_allocnos_live_at_points_p,
2910 set_coalesced_allocnos_live_points): New functions.
2911 (coalesce_spill_slots): Rewrite.
2913 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2914 ira_compress_allocno_live_ranges): New functions.
2916 * ira-build.c (ira_flattening): Call
2917 ira_compress_allocno_live_ranges.
2920 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2922 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2925 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2927 * combine.c (make_compound_operation): Handle the 'E' format.
2928 (count_rtxs): Likewise.
2929 (update_table_tick): Likewise.
2930 (get_last_value_validate): Likewise.
2932 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2934 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2936 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2938 * matrix-reorg.c (transform_allocation_sites): Initializers
2939 added to avoid the warning.
2941 2008-09-25 Martin Jambor <mjambor@suse.cz>
2943 * cgraph.c (free_nodes): New variable.
2944 (NEXT_FREE_NODE): New macro.
2945 (cgraph_create_node): Reuse nodes from the free list. Do not
2946 update uid if doing so.
2947 (cgraph_remove_node): Add the node to the free list.
2949 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2951 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2953 2008-09-24 Richard Henderson <rth@redhat.com>
2955 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2956 * unwind-dw2.c (execute_stack_op): Handle it.
2958 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2961 2008-09-24 Michael J. Eager <eager@eagercon.com>
2963 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2965 * c-common.c (fname_decl): New location argument.
2966 * c-common.h (fname_decl): Same.
2967 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2969 (c_parser_typeof_specifier): Same.
2970 (c_parser_parms_list_declarator): Same.
2971 (c_parser_asm_string_literal): Same.
2972 (c_parser_compound_statement_nostart): Same.
2973 (c_parser_label): Same.
2974 (c_parser_do_statement): Same.
2975 (c_parser_asm_statement): Same.
2976 (c_parser_unary_expression): Same.
2977 (c_parser_sizeof_expression): Same.
2978 (c_parser_postfix_expression): Same.
2979 (c_parser_pragma): Same.
2980 (c_parser_omp_clause_collapse): Same.
2981 (c_parser_omp_clause_num_threads): Same.
2982 (c_parser_omp_clause_schedule): Same.
2983 (c_parser_omp_all_clauses): Same.
2984 (c_parser_omp_sections_scope): Same.
2985 (c_parser_omp_for_loop): Same. Pass condition's location to
2986 c_objc_common_truthvalue_conversion.
2987 (c_parser_enum_specifier): Remove comment.
2989 2008-09-24 Michael J. Eager <eager@eagercon.com>
2991 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2993 * config/rs6000/rs6000.c (rs6000_override_options): Move
2994 rs6000_init_hard_regno_mode_ok after all options changed.
2995 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2996 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2997 -msimple-fpu flags. Add warning messages if single FP not configured.
2998 (rs6000_file_start): Output gnu_attribute for single-float.
2999 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3000 (rs6000_legitimize_address): Likewise.
3001 (rs6000_legitimize_reload_address): Likewise.
3002 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3003 TARGET_SINGLE_FLOAT.
3004 (function_arg_advance): Likewise.
3005 (function_arg): Likewise.
3006 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3007 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3008 TARGET_SINGLE_FLOAT.
3009 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3010 (rs6000_emit_prologue): Likewise.
3011 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3012 TARGET_SINGLE_FLOAT.
3013 (rs6000_libcall_value): Likewise.
3014 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3015 (TARGET_DOUBLE_FLOAT): New default to 1
3016 (TARGET_SIMPLE_FPU): New default to 0
3017 (TARGET_SINGLE_FPU): New default to 0
3018 (TARGET_SINGLE_FLOAT_MODE): New.
3019 (TARGET_DOUBLE_FLOAT_MODE): New.
3020 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3021 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3023 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3024 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3025 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3026 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3027 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3028 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3029 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3030 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3031 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3032 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3033 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3034 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3035 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3036 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3037 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3038 cmptf_internal1, *cmptf_internal2): Condition on
3039 TARGET_DOUBLE_FLOAT.
3040 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3041 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3042 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3043 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3044 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3045 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3046 TARGET_SINGLE_FLOAT.
3047 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3048 * config/rs6000/rs6000.opt (-msingle-float): New.
3049 (-mdouble-float): New.
3050 (-msimple-fpu): New.
3051 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3052 -msingle-float, -mdouble-float, -msimple-fpu options.
3053 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3054 _SOFT_DOUBLE for -msingle-float.
3055 * config.gcc: New config for target=powerpc-xilinx-eabi.
3057 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3059 * config/sparc/constraints.md: New file.
3060 * config/sparc/sparc.md: Include it.
3061 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3062 (sparc_extra_constraint_check): Delete.
3063 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3064 (memory_ok_for_ldd): New predicate.
3065 (sparc_extra_constraint_check): Delete.
3066 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3067 (CONST_OK_FOR_LETTER_P): Likewise.
3068 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3069 (EXTRA_CONSTRAINT): Likewise.
3071 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3073 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3075 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3077 * alias.c (find_base_value): Use FIND_BASE_TERM.
3078 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3080 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3082 * config/i386/i386.c: Include cselib.h.
3083 (ix86_pic_register_p): New function.
3084 (ix86_delegitimize_address): Use it to check for the PIC register.
3086 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3088 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3089 * config/i386/i386.c (ix86_find_base_term): Don't check for
3090 SYMBOL_REF and LABEL_REF.
3092 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3094 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3095 constant PLUS in a CONST.
3097 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3099 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3100 check for sibcall support for w64.
3102 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3104 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3106 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3108 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3109 parser_build_binary_op.
3110 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3111 * c-typeck.c (build_array_ref): Same.
3112 (parser_build_unary_op): New location argument.
3113 (pointer_diff): Pass location to build_binary_op,
3114 c_objc_common_truthvalue_conversion.
3115 (build_modify_expr): Same.
3116 (build_unary_op): New location argument.
3117 (build_binary_op): New location argument.
3118 (c_objc_common_truthvalue_conversion): Pass location to
3119 c_*common_truthvalue_conversion.
3120 * c-convert.c (convert): Same.
3121 * c-common.c (binary_op_error): New location argument.
3122 (pointer_int_sum): Pass location to build_binary_op.
3123 (c_common_truthvalue_conversion): New location argument.
3124 (warn_for_sign_compare): Same.
3125 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3126 binary_op_error, build_binary_op, warn_for_sign_compare.
3127 * c-parser.c (c_parser_condition): Pass location to
3128 c_*common_truthvalue_conversion.
3129 (c_parser_conditional_expression): Save condition's location and pass
3131 (c_parser_binary_expression): Same, but for the binary operator's
3133 (c_parser_omp_for_loop): Pass location to
3134 c_objc_common_truthvalue_conversion.
3136 2008-09-23 Martin Jambor <mjambor@suse.cz>
3138 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3139 (cgraph_node_remove_callees): New temporary f. Hold the next item
3141 (cgraph_node_remove_callers): Likewise.
3143 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3144 (ipa_node_removal_hook): Likewise.
3146 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3147 gimple_call_copy_skip_args and moved to the gimple_call section.
3148 * gimple.c (gimple_copy_call_skip_args): Renamed to
3149 gimple_call_copy_skip_args. Changed al users.
3151 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3153 * ira-color.c (start_allocno_priorities): Rename to
3154 setup_allocno_priorities. Use costs and
3155 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3156 range lengths. Get rid off doubles.
3157 (ira_fast_allocations): Call start_allocno_priorities.
3159 2008-09-22 David Daney <ddaney@avtrex.com>
3162 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3163 register if TARGET_LONG_CALLS.
3165 2008-09-22 Richard Guenther <rguenther@suse.de>
3167 PR tree-optimization/37145
3168 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3169 value-numbering union accesses with their offset and size only.
3170 (visit_reference_op_load): Fix simplification of inserted conversions.
3171 * tree-ssa-pre.c (find_or_generate_expression): Do not
3172 recursively generate expressions if running FRE.
3174 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3176 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3177 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3180 2008-09-22 Richard Guenther <rguenther@suse.de>
3182 PR tree-optimization/37145
3183 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3184 (phi_translate_1): Constant fold references.
3186 2008-09-22 Ira Rosen <irar@il.ibm.com>
3188 PR tree-optimization/37482
3189 * tree-vectorizer.h (struct _slp_instance): Add new field.
3190 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3191 (get_earlier_stmt): New function.
3192 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3194 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3195 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3196 asserts that GSI points to the scalar statement being vectorized.
3197 Set new statement location according to GSI.
3198 (vect_schedule_slp_instance): Use GSI of
3199 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3201 2008-09-21 Jan Hubicka <jh@suse.cz>
3203 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3204 (ipcp_insert_stage): Update dead_nodes bitmap.
3206 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3209 * config/i386/t-cygming (SHLIB_LC): Remove.
3210 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3211 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3213 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3217 * final.c (mark_symbol_ref_as_used): New helper function.
3218 (output_operand): Instead of just looking inside MEMs for
3219 SYMBOL_REFs, use new helper function and for_each_rtx.
3220 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3221 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3222 Make head comment more general.
3223 * config/darwin.c (machopic_output_indirection): Handle weak
3224 references here, like in assemble_external.
3226 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3228 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3229 (sparc_emit_float_lib_cmp): Change return type.
3230 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3231 (gen_compare_operator): New function.
3232 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3233 the comparison sequence. Minor tweaks.
3234 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3235 that the final operator and the result of sparc_emit_float_lib_cmp
3236 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3237 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3238 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3239 result of sparc_emit_float_lib_cmp match for software TFmode.
3240 (movqicc, movhicc, movsicc, movdicc): Merge into...
3241 (mov<I:mode>cc): ...this.
3242 (movsfcc, movdfcc, movtfcc): Merge into...
3243 (mov<F:mode>cc): ...this.
3244 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3246 (mov<I:mode>_cc_v9): ...this.
3247 (movdi_cc_sp64_trunc): Delete.
3248 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3249 movdi_cc_reg_sp64): Merge into...
3250 (mov<I:mode>_cc_reg_sp64): ...this.
3251 (movsf_cc_sp64): Rename into...
3252 (movsf_cc_v9): ...this.
3253 (movdf_cc_sp64): Rename into...
3254 (movdf_cc_v9): ...this.
3255 (movtf_cc_hq_sp64): Rename into...
3256 (movtf_cc_hq_v9): ...this.
3257 (movtf_cc_sp64): Rename into...
3258 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3260 2008-09-21 Diego Novillo <dnovillo@google.com>
3262 * doc/gccint.texi: Include generic.texi and gimple.texi.
3264 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3265 (GIMPLE): Move to gimple.texi.
3266 (Annotations): Remove references to to stmt_ann_t and
3268 (SSA Operands): Rename from 'Statement Operands'.
3269 * doc/generic.texi: New.
3270 * doc/gimple.texi: New.
3271 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3272 * Makefile.in (TEXI_GCCINT_FILES):
3273 * gimple.c (gimple_copy_call_skip_args): Rename from
3274 giple_copy_call_skip_args. Update all users.
3275 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3277 2008-09-21 Ira Rosen <irar@il.ibm.com>
3279 PR tree-optimization/37539
3280 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3281 statement in related statement field only for the first load of the
3282 group of loads with the same data reference.
3284 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3286 * config/mips/mips.h (TUNE_OCTEON): New macro.
3287 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3288 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3289 * config/mips/octeon.md: New file.
3290 * config/mips/mips.md: Include octeon.md. Restore
3291 semi-alphabetical order of include files.
3293 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3296 * config/i386/i386.md (*jcc_fused_1): Removed.
3297 (*jcc_fused_2): Likewise.
3298 (*jcc_fused_3): Likewise.
3299 (*jcc_fused_4): Likewise.
3301 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3303 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3304 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3305 * target.h (gcc_target): Add ira_cover_classes.
3306 * ira.c: Remove IRA_COVER_CLASSES guards.
3307 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3308 instead of IRA_COVER_CLASSES.
3309 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3310 (setup_class_translate): Likewise.
3311 (setup_reg_class_intersect_union): Likewise.
3312 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3313 test of targetm.ira_cover_classes.
3314 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3315 of IRA_COVER_CLASSES.
3316 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3317 (TARGET_INITIALIZER): Include it.
3318 * targhooks.h (default_ira_cover_classes): Declare.
3319 * targhooks.c (default_ira_cover_classes): New function.
3321 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3323 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3325 2008-09-19 Ian Lance Taylor <iant@google.com>
3327 * varasm.c (narrowing_initializer_constant_valid_p): Return
3328 NULL_TREE if ENDTYPE is not an integer.
3330 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3333 * tree-ssa.c (execute_update_addresses_taken): Also update
3334 DECL_GIMPLE_REG_P for vector and complex types.
3336 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3337 Jan Hubicka <jh@suse.cz>
3340 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3341 empty before freeing them.
3342 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3344 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3346 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3347 * config/xtensa/predicates.md (tls_symbol_operand): New.
3348 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3349 (TARGET_CANNOT_FORCE_MEM): Define.
3350 (xtensa_tls_symbol_p): New.
3351 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3352 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3353 (xtensa_tls_module_base): New.
3354 (xtensa_call_tls_desc): New.
3355 (xtensa_legitimize_tls_address): New.
3356 (xtensa_legitimize_address): Handle TLS symbols.
3357 (xtensa_tls_referenced_p_1): New.
3358 (xtensa_tls_referenced_p): New.
3359 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3361 (XTENSA_BUILTIN_THREAD_POINTER): New.
3362 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3363 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3364 builtin. Add declarations for __builtin_thread_pointer and
3365 __builtin_set_thread_pointer.
3366 (xtensa_fold_builtin): Recognize new builtins.
3367 (xtensa_expand_builtin): Expand new builtins.
3368 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3369 (TARGET_THREADPTR): Define.
3370 (HAVE_AS_TLS): Define default value.
3371 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3372 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3373 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3374 (UNSPECV_SET_TP): New.
3375 (sym_TPOFF, sym_DTPOFF): New.
3376 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3377 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3378 * configure: Regenerated.
3380 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3383 * config/ia64/ia64.c (ia64_optimization_options): Move
3384 checking and setting flag_schedule_insns_after_reload and
3385 ia64_flag_schedule_insns2 back to ...
3386 (ia64_override_options): Here.
3388 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3391 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3392 zero extend count after the correction to it is done.
3393 (doloop_optimize): Update call to doloop_modify, don't zero extend
3396 2008-09-18 Martin Jambor <mjambor@suse.cz>
3398 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3400 * ipa-prop.c: Correct comments.
3401 * ipa-prop.h: Likewise.
3403 2008-09-18 Jan Hubicka <jh@suse.cz>
3406 * ipa-reference.c (ipa_reference_local_vars_info_d,
3407 ipa_reference_global_vars_info_d,
3408 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3409 ipa_reference_vars_info_t): Move here from ipa-reference.h
3410 (node_duplication_hook_holder, node_removal_hook_holder): New.
3411 (get_reference_vars_info_from_cgraph): Rename to ...
3412 (get_reference_vars_info): ... this one, use cgraph uids.
3413 (get_local_reference_vars_info, get_global_reference_vars_info):
3414 Use cgraph instead of decl.
3415 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3417 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3418 ipa_reference_get_written_global,
3419 ipa_reference_get_not_written_global): Use cgraph argument.
3420 (check_call): Simplify avail check.
3421 (scan_stmt_for_static_refs): Update.
3422 (propagate_bits): Update.
3423 (merge_callee_local_info): Remove.
3424 (init_function_info): Use cgraph nodes.
3425 (clean_function_local_data): Break out from ...
3426 (clean_function): ... here.
3427 (copy_local_bitmap, copy_global_bitmap): New functions.
3428 (duplicate_node_data, remove_node_data): New functions.
3429 (generate_summary): Register hooks; use visibility instead of
3431 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3432 * ipa-reference.h (ipa_reference_local_vars_info_d,
3433 ipa_reference_global_vars_info_d,
3434 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3435 ipa_reference_vars_info_t): Move to ipa-reference.c
3436 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3438 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3439 ipa_reference_get_not_read_global,
3440 ipa_reference_get_not_written_global): Update prototype.
3441 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3442 (init_state): Remove.
3443 (node_duplication_hook_holder, node_removal_hook_holder): New.
3444 (get_function_state, set_function_state): Use VECtor.
3445 (analyze_function): Check body availability.
3446 (add_new_function): Likewise.
3447 (duplicate_node_data, remove_node_data): New.
3448 (generate_summary): Register hooks; do not care about clones.
3449 (propafate): Do not care about clones; recursive functions are
3451 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3452 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3453 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3455 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3456 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3457 Update call of ipa-reference accesors.
3459 2008-09-18 Simon Baldwin <simonb@google.com>
3461 * c-opts.c (c_common_handle_option): Add handling for
3462 -Wbuiltin-macro-redefined command line option.
3463 * c.opt: Added builtin-macro-redefined option.
3464 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3467 2008-09-18 Richard Guenther <rguenther@suse.de>
3469 PR tree-optimization/37258
3470 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3471 and signedness for integral types.
3472 (vn_phi_eq): Require compatible types.
3474 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3477 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3478 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3480 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3481 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3482 ggc_free other TREE_LIST nodes from that chain.
3483 * function.c (instantiate_decls): Instantiate also DECL_RTL
3484 of vars in cfun->local_decls, free that list afterwards.
3486 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3488 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3489 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3491 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3493 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3494 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3496 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3498 PR tree-optimization/37102
3499 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3500 from a node. Check to see if another PHI is dead.
3501 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3502 remove real PHIs which have no uses.
3503 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3505 2008-09-18 Richard Guenther <rguenther@suse.de>
3508 * tree-cfg.c (remove_useless_stmts_1): Remove
3509 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3511 2008-09-18 Nick Clifton <nickc@redhat.com>
3513 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3514 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3515 to frv_secondary_reload_class.
3516 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3517 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3518 (frv_secondary_reload_class): Omit unused parameter.
3519 (frv_secondary_reload): New function. Handle the case when
3520 secondary_reload_class() is called before the reload_(in|out)
3521 _optabs have been initialised.
3522 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3524 * config/frv/frv.md: Define an exclusion set between fr550_m0
3527 2008-09-18 Richard Guenther <rguenther@suse.de>
3529 PR tree-optimization/37456
3530 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3531 want to insert after ends a BB insert on the single fallthru
3534 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3536 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3537 Mention -march=z9-109, z9-ec and z10.
3539 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3541 PR rtl-optimization/37544
3542 * regrename.c (maybe_mode_change): Exit early when copy_mode
3543 is narrower than orig_mode and narrower than new_mode.
3545 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3548 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3550 * sched-rgn.c (ref_counts): Remove.
3551 (insn_referenced): New static variable.
3552 (INSN_REF_COUNT): Remove.
3553 (sched_run_compute_dependencies): Use insn_referenced instead of
3555 (add_branch_dependences): Likewise. Delete dead assignment.
3557 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3559 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3560 consumer is an asm. Add comment why this is important.
3561 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3562 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3564 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3566 * expr.c (emit_group_store): Do not shift before moving via a
3569 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3571 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3572 from aggregate to non-aggregate type if the bit pattern is not fully
3573 preserved afterwards.
3575 2008-09-17 Richard Guenther <rguenther@suse.de>
3577 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3578 (verify_gimple_assign): ... this. Split into ...
3579 (verify_gimple_assign_unary): ... this,
3580 (verify_gimple_assign_binary): ... that,
3581 (verify_gimple_assign_single): ... and this.
3582 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3583 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3584 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3585 (verify_types_in_gimple_reference): Be forgiving with
3587 (verify_gimple_phi): Deal with virtual operands.
3589 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3591 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3593 * tree.c (get_callee_fndecl): Don't call the language hook.
3594 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3595 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3596 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3598 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3600 * tree.c (protected_set_expr_location): Don't unnecessarily
3601 check for error_mark_node.
3603 2008-09-17 Art Haas <ahaas@impactweather.com>
3605 * ipa-reference.c (analyze_function): Declare step only if
3606 ENABLE_CHECKING is defined.
3608 2008-09-17 Jan Hubicka <jh@suse.cz>
3611 * tree.h (DECL_INLINE): remove.
3612 (DECL_DECLARED_INLINE_P): Update docs.
3613 (DECL_NO_INLINE_WARNING_P): new.
3614 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3615 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3617 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3618 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3621 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3624 2008-09-17 Jan Hubicka <jh@suse.cz>
3626 * ipa-reference.c (ipa_obstack): Remove.
3627 (local_info_obstack, global_info_obstack): New.
3628 (add_static_var): We now handle variables only.
3629 (mark_address_taken, mark_load, mark_store): New functions based on ...
3630 (check_operand): ... remove.
3631 (get_asm_stmt_operands): Rename to ...
3632 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3633 (scan_stmt_for_static_refs): Rewrite.
3634 (scan_op_for_static_refs): Rename to ...
3635 (scan_initializer_for_static_refs): do not look for VAR_DECL
3636 initializers; stop recursion on types and decls.
3637 (ipa_init): Use proper obstacks.
3638 (analyze_variable): Use scan_initializer_for_static_refs.
3639 (init_function_info): Use local obstack.
3640 (analyze_function): Simplify.
3641 (add_new_function): We don't need visited_nodes obstack.
3642 (generate_summary): Use proper obstacks; cleanup after propagation.
3644 2008-09-17 Richard Guenther <rguenther@suse.de>
3647 PR tree-optimization/37491
3648 * alias.c (get_alias_set): Use the canonical type.
3649 * tree-vect-transform.c (vectorizable_store): Use the type of
3650 the lhs for the vector type. Adjust checking.
3651 (vectorizable_load): Adjust checking.
3653 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3654 Adam Nemet <anemet@caviumnetworks.com>
3656 PR rtl-optimization/37483
3657 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3658 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3659 Rearrange code to better match the original comment. Check
3660 t_unconditional first. Improve comment.
3662 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3665 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3666 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3669 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3670 GIMPLE_TRY if cleanup sequence is empty.
3672 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3675 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3676 eliminate IV if the cost are the same.
3678 2008-09-16 Richard Guenther <rguenther@suse.de>
3681 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3684 2008-09-16 Richard Guenther <rguenther@suse.de>
3686 PR tree-optimization/37508
3687 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3689 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3691 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3693 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3695 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3696 use gen_floatdidf2 directly.
3697 (floatunssidf2): Likewise.
3698 (floatsidf_ppc64_mfpgpr): Remove.
3699 (floatsidf_ppc64): Remove.
3700 (floatunssidf_ppc64): Remove.
3702 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3704 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3705 rather than update_cost_queue.
3707 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3708 in every call starting with the second one, instead of only when
3709 alias_bitmap_obstack.elements != NULL.
3711 * tree-predcom.c (filter_suitable_components): Free all refs in
3712 act->refs vector before calling release_component.
3713 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3715 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3717 * tree-loop-linear.c (linear_transform_loops): Initialize
3718 lambda_obstack only after calling perfect_loop_nest_depth.
3719 Goto free_and_continue instead of just continue for later failures.
3722 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3725 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3727 2008-09-14 Andreas Schwab <schwab@suse.de>
3729 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3731 2008-09-14 Jan Hubicka <jh@suse.cz>
3733 * invoke.texi (-fconserve-stack): Document.
3734 * opts.c (decode_options): Handle conserve_stack.
3735 * common.opt (fconvserve_stack): New.
3737 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3739 * config.host: Add x-aix to host_xmake_file.
3740 * config/rs6000/t-aix52: Do not override LDFLAGS.
3741 * config/rs6000/x-aix: New file.
3743 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3749 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3750 is not recognized as a valid register usage. Allow REG_X to be used
3752 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3753 forces a reload when using a base register.
3755 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3757 * config/i386/cygming-crtend.c (register_frame_ctor): If
3758 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3759 directly with atexit.
3760 (deregister_frame_ctor): Rename to ...
3761 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3762 if !DEFAULT_USE_CXA_ATEXIT.
3764 2008-09-13 Jan Hubicka <jh@suse.cz>
3766 * cgraph.c: Include value-prof.h
3767 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3769 2008-09-13 Jan Hubicka <jh@suse.cz>
3772 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3773 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3774 tree_gen_one_value_profiler, tree_gen_average_profiler,
3775 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3777 2008-09-13 Jan Hubicka <jh@suse.cz>
3779 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3780 too many bytes on misalligned blocks.
3782 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3784 * doc/cfg.texi: Fix some typos.
3785 * doc/extend.texi: Likewise.
3786 * doc/install.texi: Likewise.
3787 * doc/invoke.texi: Likewise.
3788 * doc/rtl.texi: Likewise.
3789 * doc/tree-ssa.texi: Likewise.
3791 2008-09-13 Richard Guenther <rguenther@suse.de>
3794 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3795 gimple stores for memory rhs.
3797 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3799 PR rtl-optimization/37489
3800 * cse.c (fold_rtx): Don't return const_true_rtx for float
3801 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3803 2008-09-13 Jan Hubicka <jh@suse.cz>
3805 PR tree-optimization/37392
3806 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3808 2008-09-13 Martin Jambor <mjambor@suse.cz>
3809 Jan Hubicka <jh@suse.cz>
3811 * cgraph.c (free_edges): New variable.
3812 (NEXT_FREE_EDGE): New macro.
3813 (cgraph_free_edge): New function.
3814 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3815 (cgraph_node_remove_callees): Likewise.
3816 (cgraph_node_remove_callers): Likewise.
3817 (cgraph_create_edge): Reuse edges from the free list. Do not
3818 update uid if doing so.
3819 (cgraph_remove_*_hook): Add free call.
3821 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3823 * ira-color.c (conflict_allocno_vec): Delete.
3824 (update_cost_queue_elem): New structure.
3825 (update_cost_queue): New variable.
3826 (update_cost_queue_tail): Likewise.
3827 (update_cost_queue_elems): Likewise.
3828 (allocno_update_cost_check): Delete.
3829 (initiate_cost_update): Allocate update_cost_queue_elems
3830 instead of allocno_update_cost_check.
3831 (finish_cost_update): Update the free()s accordingly.
3832 (start_update_cost): New function.
3833 (queue_update_cost): Likewise.
3834 (get_next_update_cost): Likewise.
3835 (update_copy_costs_1): Inline into...
3836 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3837 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3838 once we've established they are equal. Don't allocate update
3839 costs if there is nothing to add to them.
3840 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3841 DIVISOR arguments. Use a queue instead of recursive calls;
3842 process all the allocnos in the initial queue, rather than
3844 (assign_hard_reg): Use queue_update_cost instead of
3845 conflict_allocno_vec. Queue coalesced allocnos instead
3846 of calling update_conflict_hard_regno_costs for each one.
3847 Just call update_conflict_hard_regno_costs once for the
3849 (ira_color): Remove conflict_allocno_vec handling.
3851 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3853 PR tree-optimization/37484
3854 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3855 (save_var_name): Same.
3856 (initialize_cloog_names): Same.
3857 (initialize_cloog_names): Same.
3859 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3861 * tree-scalar-evolution.c (set_instantiated_value): Set
3864 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3868 * ira-build.c (common_loop_tree_node_dominator): Remove.
3869 (copy_live_ranges_to_removed_store_destinations): New function.
3870 (regno_top_level_allocno_map): Move to top level from ...
3871 (ira_flattening): ... here. Use
3872 copy_live_ranges_to_removed_store_destinations.
3874 * ira-emit.c (generate_edge_moves): Fix a comment.
3876 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3879 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3880 scratch register after 'set' pattern.
3882 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3884 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3885 information passed to mark_reg_pointer.
3886 * explow.c (force_reg): Likewise.
3888 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3890 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3891 when building for the celledp architecture.
3893 2008-09-12 Richard Guenther <rguenther@suse.de>
3895 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3897 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3899 PR rtl-optimization/37424
3900 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3901 the regnos instead of the addresses.
3903 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3905 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3907 2008-09-11 Richard Guenther <rguenther@suse.de>
3909 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3910 entering the weaker equivalence recording.
3912 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3914 2008-09-11 Jeff Law <law@redhat.com>
3916 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3917 by assign_stack_local on the IRA path for stack slot sharing
3918 as well as the non-IRA path.
3920 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3922 * config/i386/i386.h: Fix whitespace issues.
3924 2008-09-11 Martin Jambor <mjambor@suse.cz>
3926 * ipa-prop.h (struct ipa_param_flags): Removed.
3927 (struct ipa_param_descriptor): New structure.
3928 (struct ipa_node_params): ipcp_lattices, param_decls and
3929 param_flags moved to ipa_param_description.
3930 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3931 descriptors. Renamed all users.
3932 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3933 changed to access descriptors. Renamed all users.
3934 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3935 to access descriptors. Renamed all users.
3936 * ipa-cp.c (ipcp_init_cloned_node): Call
3937 ipa_initialize_node_params instead of ipa_count_formal_params and
3938 ipa_create_param_decls_array.
3939 (ipcp_analyze_node): Likewise.
3940 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3941 descriptors. Renamed all users.
3942 (ipcp_initialize_node_lattices): Remove allocation.
3943 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3944 ipa_initialize_node_params instead of ipa_count_formal_params and
3945 ipa_create_param_decls_array.
3946 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3947 ipa_populate_param_decls, made static, added parameter info,
3948 renamed mt to node, removed allocation, changed to use
3950 (ipa_count_formal_params): Made static, added parameter info,
3952 (ipa_initialize_node_params): New function.
3953 (ipa_check_stmt_modifications): Changed to use descriptors.
3954 (ipa_detect_param_modifications): Removed allocation, changed to
3956 (ipa_note_param_call): Changed to use descriptors.
3957 (ipa_analyze_params_uses): Removed allocation.
3958 (ipa_free_node_params_substructures): Changed to use descriptors.
3959 (ipa_edge_duplication_hook): Use the unused attribute.
3960 (ipa_node_duplication_hook): Use the unused attribute, changed to
3961 use descriptors, changed to duplicate descriptors.
3963 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3964 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3965 indirect inlining. Made static.
3966 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3967 functions called only once.
3968 (cgraph_decide_recursive_inlining): Don't call
3969 ipa_propagate_indirect_call_infos, pass new_edges to
3970 cgraph_mark_inline_edge instead.
3971 (cgraph_decide_inlining_of_small_functions): Don't call
3972 ipa_propagate_indirect_call_infos, pass new_edges to
3973 cgraph_mark_inline_edge instead.
3974 (cgraph_decide_inlining): Don't call
3975 ipa_propagate_indirect_call_infos.
3976 * ipa-prop.c: Check that vectors are allocated.
3978 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3979 iff a new cgraph edges have been created.
3980 (cgraph_decide_inlining): New variable redo_always_inline.
3981 Flattening and always_inlining loop until callgraph stabilizes.
3982 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3983 true iff new cgraph edges have been created.
3984 (propagate_info_to_inlined_callees): Likewise.
3985 (ipa_propagate_indirect_call_infos): Likewise.
3987 2008-09-11 Richard Guenther <rguenther@suse.de>
3989 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3990 (set_prologue_iterations): Likewise.
3991 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3993 (vect_update_init_of_dr): Likewise.
3994 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3996 * fold-const.c (fold_unary): Do not generate calculations
3999 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4001 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4002 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4003 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4005 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4007 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4008 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4009 before finalizing the changes.
4010 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4012 (simplify_truth_ops_using_ranges): New.
4013 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4014 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4015 whether a simplification was made.
4016 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4017 use a switch statement and also call simplify_truth_ops_using_ranges.
4019 2008-09-11 Jan Hubicka <jh@suse.cz>
4021 * ggc-common.c (loc_array): Make static.
4022 * dce.c (rest_of_handle_ud_dce): Free worklist.
4024 2008-09-11 Jan Hubicka <jh@suse.cz>
4026 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4027 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4028 function so we are sure we do not dangle it forever.
4029 * function.c (outer_function_chain, find_function_data): Remove.
4030 (function_context_stack): New.
4031 (push_function_context, pop_function_context): Update.
4032 * function.h (struct function): Remove pointer outer.
4033 (outer_function_chain, find_function_data): Remove.
4034 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4036 2008-09-11 Jan Hubicka <jh@suse.cz>
4039 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4041 2008-09-11 Jan Hubicka <jh@suse.cz>
4043 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4045 2008-09-11 Jan Hubicka <jh@suse.cz>
4047 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4048 (free_var_map_entry): New function.
4049 (redirect_edge_var_map_destroy): Use it.
4051 2008-09-11 Jan Hubicka <jh@suse.cz>
4054 * tree-inline.c (add_lexical_block): Replace with ...
4055 (prepend_lexical_block): ... prepend at begginig.
4056 (remap_blocks): Use it and reverse later.
4057 (expand_call_inline): Use prepend_lexical_block.
4059 2008-09-11 Jan Hubicka <jh@suse.cz>
4061 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4063 2008-09-11 Jan Hubicka <jh@suse.cz>
4065 * function.c (free_after_compilation): Call insn_locators_free.
4066 * cfglayout.c (insn_locators_free): New function.
4067 * rtl.h (insn_locators_free): Declare.
4069 2008-09-11 Jan Hubicka <jh@suse.cz>
4071 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4073 (cond_move_process_if_block): Update call.
4075 2008-09-11 Jan Hubicka <jh@suse.cz>
4077 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4078 * vec.c: Include hashtab.h
4079 (vec_descriptor, ptr_hash_entry): New structures.
4080 (vec_desc_hash, vec_ptr_map): New static variables.
4081 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4082 register_overhead, free_overhead, vec_heap_free): New functions.
4083 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4084 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4085 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4088 2008-09-11 Ira Rosen <irar@il.ibm.com>
4090 PR tree-optimization/37474
4091 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4092 length of load permutation.
4094 2008-09-11 Andreas Schwab <schwab@suse.de>
4096 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4098 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4101 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4102 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4103 simplify_gen_subreg.
4105 2008-09-11 Ira Rosen <irar@il.ibm.com>
4107 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4110 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4113 * gimplify.c (gimplify_body): Call default_rtl_profile.
4116 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4117 instead of tok->val.node if not expanding to something else. Handle
4118 intervening CPP_PADDING tokens.
4119 (altivec_categorize_keyword): Remove unneeded comparisons.
4121 2008-09-10 Richard Guenther <rguenther@suse.de>
4123 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4125 2008-09-10 Richard Guenther <rguenther@suse.de>
4128 * tree-inline.c (insert_init_stmt): Make sure to not
4129 insert invalid gimple stores.
4131 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4133 PR tree-optimization/37388
4134 * toplev.c (process_options): Fail and warn when graphite
4135 flags are used, but the compiler has not been configured
4136 with graphite libraries.
4137 * graphite.c (graphite_transform_loops): Remove printfs
4138 to dump_file for the case when graphite is not available.
4140 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4143 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4144 the even element into register.
4145 (ix86_expand_vector_init_general): Don't use
4146 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4147 if we can't move from GPR to SSE register directly.
4149 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4151 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4152 not lose track of the number of NOPs needed. Number of NOPs needed
4153 for sync vs. loads workaround was switched; corrected. Run second
4154 pass for all workarounds. No NOPs needed after call insns. Change
4155 second pass to use find_next_insn_start and find_load helpers in order
4156 to properly detect parallel insns.
4157 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4159 2008-09-10 Jan Hubicka <jh@suse.cz>
4161 * value-prof.c (gimple_ic): Fix tuplification bug.
4162 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4165 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4167 PR tree-optimization/37353
4168 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4169 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4170 calls instead of cond_dead_built_in_calls.
4171 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4172 initalize the vector only before adding first entry. Use VEC_safe_push
4173 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4174 shrink_wrap_conditional_dead_built_in_calls call.
4176 2008-09-10 Ira Rosen <irar@il.ibm.com>
4178 PR tree-optimization/37385
4179 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4180 argument, and use it as a vector type if not NULL.
4181 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4183 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4184 additional argument.
4185 (vectorizable_load): Likewise.
4187 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4189 * config/i386/i386.md (SWI32): New mode iterator.
4190 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4193 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4195 PR rtl-optimization/37435
4196 * caller-save.c (insert_restore, insert_save): Check the mode by
4199 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4202 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4204 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4207 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4209 * doc/invoke.texi (ARM Options): Correct errors in discussion
4210 of -mfloat-abi, -mhard-float, and -msoft-float.
4212 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4213 Jan Hubicka <jh@suse.cz>
4216 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4217 calling gimple_regimplify_operands on it. Iterate over all newly
4218 added statements, not just the last one.
4219 (insert_init_stmt): Insert stmt into seq first, then call
4220 gimple_regimplify_operands on it. Don't create new gimplification
4221 context, nor find referenced vars.
4223 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4226 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4227 to pointer to vector pointer.
4228 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4229 propagate_info_to_inlined_callees): Likewise.
4230 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4231 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4232 ipa_check_create_edge_args.
4233 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4234 argument to pointer to vector pointer.
4235 (cgraph_decide_inlining_of_small_function): Adjust
4236 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4240 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4241 optimizing for size, not speed.
4243 PR rtl-optimization/37408
4244 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4245 if parm is promoted.
4247 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4249 PR tree-optimization/37375
4250 * tree-scalar-evolution.c (scev_info_str): Add field
4252 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4253 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4254 set_instantiated_value): Pass instantiated_below.
4255 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4257 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4258 the definitions are not instantiated.
4260 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4261 (block_before_loop): New.
4262 * tree-data-ref.c (dr_analyze_indices): Update uses of
4264 * graphite.c (block_before_scop): New.
4265 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4266 basic block, not a loop for determining the parameters.
4267 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4269 (idx_record_params, find_params_in_bb, find_scop_parameters,
4270 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4271 to instantiate_scev.
4273 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4275 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4279 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4281 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4282 Check zero freq and increase if necessary.
4284 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4286 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4287 regno is in the right range. Add comments.
4289 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4291 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4293 * mips-tfile.c (copy_object): Cast alloca result to int *.
4294 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4296 Rename class to sclass.
4297 (read_tfile): Cast read_seek return values to proper types.
4298 Cast xcalloc return value to proper type.
4300 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4302 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4303 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4304 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4306 2008-09-09 Jan Hubicka <jh@suse.cz>
4308 * profile.c (is_edge_inconsistent): Add debug output; ignore
4309 negative count on fake edges.
4310 (is_inconsistent): Add debug output.
4312 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4314 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4316 (choose_ready): When first insn is chosen from the ready list, also
4319 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4321 PR rtl-optimization/37360
4322 * haifa-sched.c (max_issue): Do not assert that we never issue more
4323 insns than issue_rate. Add comment.
4325 2008-09-09 Richard Guenther <rguenther@suse.de>
4327 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4328 (verify_types_in_gimple_call): Rename to ...
4329 (verify_gimple_call): ... this. Enhance.
4330 (verify_types_in_gimple_cond): Remove.
4331 (verify_gimple_comparison): New function ...
4332 (verify_types_in_gimple_assign): ... split out from here.
4333 (verify_types_in_gimple_return): Rename to ...
4334 (verify_gimple_return): ... this. Enhance.
4335 (verify_types_in_gimple_switch): Rename to ...
4336 (verify_gimple_switch): ... this. Enhance.
4337 (verify_gimple_goto): New function.
4338 (verify_types_in_gimple_phi): Rename to ...
4339 (verify_gimple_phi): ... this. Enhance.
4340 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4341 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4342 (verify_types_in_gimple_seq_2): Remove cases handled in
4343 verify_types_in_gimple_stmt.
4345 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4347 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4348 (push_multiple_operation, pop_multiple_operation): Set it.
4349 (workaround_rts_anomaly): New function.
4350 (workaround_speculation): New function, broken out of bfin_reorg.
4351 (bfin_reorg): Call the new functions.
4353 2008-09-09 Richard Guenther <rguenther@suse.de>
4357 * gimplify.c (gimplify_conversion): Change conversions of
4358 non-register type to VIEW_CONVERT_EXPRs.
4359 (gimplify_addr_expr): If we need to make the operand
4360 addressable make sure to use a properly initialized
4361 temporary for that so it gets a valid gimple store.
4363 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4365 * function.h (struct function): Add function_start_locus.
4366 * cfgexpand.c (gimple_expand_cfg): Use it.
4367 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4369 2008-09-09 Richard Guenther <rguenther@suse.de>
4371 PR tree-optimization/37433
4372 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4375 2008-09-09 Richard Guenther <rguenther@suse.de>
4377 PR tree-optimization/37387
4378 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4379 and bits to a common type.
4381 2008-09-09 Nick Clifton <nickc@redhat.com>
4383 * config/v850/v850.md (return): Restore frame size restriction.
4385 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4387 * c-common.c (c_expand_decl): Remove.
4388 * c-common.h (anon_aggr_type_p): Remove prototype.
4389 (DECL_ANON_UNION_ELEMS): Remove.
4390 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4391 * c-decl.c (anon_aggr_type_p): Remove.
4392 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4393 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4394 * langhooks.h (struct lang_hooks): Remove expand_decl.
4395 * langhooks.c (lhd_expand_decl): Remove.
4396 * stmt.c (expand_anon_union_decl): Remove.
4397 * tree.h (expand_anon_union_decl): Remove prototype.
4399 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4402 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4404 * config/avr/avr.md (QISI) : Define mode iterator.
4405 (negated_tst<mode>) : Redefine as split using mode macro.
4406 (reversed_tstqi): Define insn as reversed compare with zero.
4407 (reversed_tsthi): Ditto.
4408 (reversed_tstsi): Ditto.
4410 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4413 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4414 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4417 * predict.c (optimize_function_for_size_p): Don't segfault if
4419 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4420 tree_swap_operands_p): Don't test cfun != NULL before calling
4421 optimize_function_for_s*_p.
4423 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4425 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4428 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4430 * crx/crx.h (IRA_COVER_CLASSES): Define.
4432 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4435 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4436 even when a stmt has been gimple_modified_p, but after fold_stmt is
4437 not any longer. Remove unneeded may_have_exposed_new_symbols
4440 2008-09-08 Richard Guenther <rguenther@suse.de>
4442 PR tree-optimization/37421
4443 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4446 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4449 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4451 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4454 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4455 * pa-hpux10.h (LINK_SPEC): Likewise.
4456 * pa-hpux11.h (LINK_SPEC): Likewise.
4458 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4460 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4461 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4463 2008-09-07 Helge Deller <deller@gmx.de>
4465 * pa/linux-atomic.c: New file.
4466 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4467 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4469 2008-09-07 Richard Guenther <rguenther@suse.de>
4470 Ira Rosen <irar@il.ibm.com>
4472 PR tree-optimization/36630
4473 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4474 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4476 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4477 Ira Rosen <irar@il.ibm.com>
4479 PR tree-optimization/35642
4480 * config/rs6000/altivec.md (mulv8hi3): Implement.
4482 2008-09-06 Jeff Law <law@redhat.com>
4484 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4486 2008-09-06 Jan Hubicka <jh@suse.cz>
4488 PR tree-optimization/14703
4489 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4491 * passes.c (init_optimization_passes): Recompute inline parameters.
4493 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4495 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4498 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4499 Peter Fuerst <post@pfrst.de>
4501 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4502 * doc/extend.texi: Document __builtin_mips_cache.
4503 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4504 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4505 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4506 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4507 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4508 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4509 (set_push_mips_isas): New variable.
4510 (mips_r10k_cache_barrier): New variable.
4511 (cache): New availability predicate.
4512 (mips_builtins): Add an entry for __builtin_mips_cache.
4513 (mips_build_cvpointer_type): New function.
4514 (MIPS_ATYPE_CVPOINTER): New macro.
4515 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4517 (r10k_simplified_address_p, r10k_simplify_address)
4518 (r10k_uncached_address_p, r10k_safe_address_p)
4519 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4520 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4521 (r10k_insert_cache_barriers): New functions.
4522 (mips_reorg_process_insns): Delete cache barriers after a
4523 branch-likely instruction.
4524 (mips_reorg): Call r10k_insert_cache_barriers.
4525 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4526 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4527 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4528 (mips_cache, r10k_cache_barrier): New define_insns.
4530 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4532 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4533 * ira-color.c (setup_allocno_left_conflicts_num): Use
4534 hard_reg_set_equal_p instead of a comparison with
4535 ira_zero_hard_reg_set.
4536 * ira.c (setup_reg_subclasses): Likewise.
4537 (setup_cover_and_important_classes): Likewise.
4538 (setup_class_translate): Likewise.
4539 (setup_reg_class_intersect_union): Likewise.
4540 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4541 (ira_init_once): Don't initialize them.
4543 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4545 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4547 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4549 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4551 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4553 Improved branch hints, safe hints, and scheduling.
4555 * haifa-sched.c (sched_emit_insn) : Define.
4556 * sched-int.h (sched_emit_insn) : Add prototype.
4557 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4558 -mhint-max-distance -msafe-hints) : Document.
4559 * config/spu/spu.c (spu_flag_var_tracking): New.
4560 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4561 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4562 TARGET_ASM_FILE_START): Define.
4563 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4564 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4565 (spu_emit_branch_hint): Add blocks argument.
4566 (insert_branch_hints, insert_nops): Remove.
4567 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4568 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4569 spu_sched_reorder, asm_file_start): New functions.
4570 (clock_var, spu_sched_length, pipe0_clock,
4571 pipe1_clock, prev_clock_var, prev_priority,
4572 spu_ls_first, prev_ls_clock): New static variables.
4573 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4574 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4575 (nopn_nv): Add a non-volatile version of nop.
4576 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4577 -mhint-max-distance, -msafe-hints): New options.
4579 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4580 Samuel Tardieu <sam@rfc1149.net>
4582 * opts.c (decode_options): Combine nested if statements.
4585 * opts.c (decode_options): Handle more relationships among
4586 unit-at-a-time, toplevel-reorder, and section-anchors.
4588 2008-09-05 David Daney <ddaney@avtrex.com>
4590 * doc/install.texi (--enable-reduced-reflection): Document new option.
4592 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4594 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4596 (constantpool_operand): New.
4597 (move_operand): Disallow sub-word modes for the constant pool.
4598 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4599 (xtensa_secondary_reload_class): Replace with....
4600 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4601 Set icode for sub-word reloads from the constant pool.
4602 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4603 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4604 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4605 * config/xtensa/xtensa-protos.h: Update prototypes.
4607 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4609 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4610 (REG_CLASS_NAMES): Update.
4611 (REG_CLASS_CONTENTS): Update.
4612 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4613 of ALL_REGS for regs 77 and 78.
4614 * function.c (instantiate_virtual_regs_in_insn): Assert that
4615 return value of simplify_gen_subreg is not NULL.
4617 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4619 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4620 (gen_rtvec_v): Fix coding standards.
4622 2008-09-04 Jan Hubicka <jh@suse.cz>
4624 * i386.c (decide_alg): Be more conservative about optimizing for size.
4626 2008-09-04 Ian Lance Taylor <iant@google.com>
4628 * varasm.c (narrowing_initializer_constant_valid_p): New
4630 (initializer_constant_valid_p): Call it.
4632 2008-09-04 Jeff Law <law@redhat.com>
4634 * fold-const.c (native_encode_real): Fix computation of WORDS.
4635 (native_interpret_real): Likewise.
4637 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4639 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4641 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4643 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4644 that the cost is already taken into account in ira-costs.c
4646 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4648 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4649 ira_debug_copies): New.
4650 (ira_bulid): Call print_copies.
4652 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4654 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4657 * config/rs6000/rs6000.c (optimization_options): Remove check of
4658 flag_toplevel_order.
4660 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4662 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4663 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4664 second operand is a reg_imm10_operand.
4665 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4666 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4667 (*seq_<GPR:mode><GPR2:mode>): Rename to
4668 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4670 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4671 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4673 (*sne_<GPR:mode><GPR2:mode>): Rename to
4674 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4677 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4679 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4680 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4681 combining an arithmetic right shift by more than 31 and a
4682 trunction. Don't match for out-of-range shift amounts. Set
4683 attribute mode to <MODE>.
4684 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4685 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4686 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4687 shifts by less than 32.
4688 (extv): Change predicate on first operand to accept registers.
4689 Change predicate of the other operands from immediate_operand to
4690 const_int_operand. Expand exts when source is a register.
4691 (extzv): Change predicate of the constant operands from
4692 immediate_operand to const_int_operand.
4693 (extzv<mode>): Change predicate of the constant operands from
4694 immediate_operand to const_int_operand and no constraint. Also
4696 (*extzv_trunc<mode>_exts): New pattern.
4698 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4700 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4701 * config/mips/mips-protos.h (mask_low_and_shift_p,
4702 mask_low_and_shift_len): Declare.
4703 * config/mips/mips.c (mask_low_and_shift_p,
4704 mask_low_and_shift_len): New functions.
4705 (mips_print_operand): Handle new operand prefix "m".
4706 * config/mips/mips.md (*cins<mode>): New pattern.
4708 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4710 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4711 optimizing for size.
4713 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4715 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4716 regardless of epilogue_completed.
4718 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4721 * ira-lives.c (process_bb_node_lives): Check setjmp.
4723 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4726 * ira-build.c (form_loop_tree): Reverse BB walk.
4727 (create_bb_allocnos): Likewise.
4728 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4729 (mark_reg_store): Rename to...
4730 (mark_ref_live): ...this and take a df_ref argument instead of
4731 note_stores arguments. Assert that we have a register.
4732 (mark_reg_clobber): Delete.
4733 (def_conflicts_with_inputs_p): New function.
4734 (mark_reg_conflicts): Delete.
4735 (mark_reg_death): Rename to...
4736 (mark_ref_dead): ...this and take a df_ref argument instead of
4737 a register. Assert that we have a register.
4738 (process_bb_node_lives): Hoist frequency calculation out of
4739 instruction walk. Convert from a forwards scan to a backwards scan.
4740 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4741 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4742 (create_allocno_live_ranges): Don't create regs_set.
4744 2008-09-04 Ian Lance Taylor <iant@google.com>
4746 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4747 or REG_LABEL_TARGET.
4748 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4749 comparing MODE with MEM.
4750 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4751 comparing with GF_PREDICT_TAKEN.
4752 (gimple_get_lhs): Change code to enum gimple_code.
4753 (gimple_set_lhs): Likewise.
4754 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4755 * omp-low.c (find_omp_clause): Change kind parameter to enum
4757 * tree-flow.h (find_omp_clause): Update declaration.
4758 * regrename.c (clear_dead_regs): Change kind parameter to enum
4760 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4762 * see.c (see_get_extension_data): Change return type to enum
4763 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4764 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4765 (see_gen_normalized_extension): Change extension_code parameter to
4767 (see_seek_pre_extension_expr): Change extension_code to enum
4769 (see_merge_one_def_extension): Likewise.
4770 (see_handle_relevant_defs): Likewise.
4771 (see_handle_relevant_uses): Likewise.
4772 (see_analyze_one_def): Likewise.
4773 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4774 GIMPLE_ASM rather than ASM_EXPR.
4775 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4776 GIMPLE_RETURN rather than RETURN_EXPR.
4777 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4778 (evaluate_stmt): Likewise.
4779 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4780 to enum vect_relevant.
4781 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4782 compare gimple codes with tree codes.
4784 2008-09-04 Paul Brook <paul@codesourcery.com>
4786 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4788 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4790 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4791 pointer check lost in the recent no-unit-at-a-time patch.
4793 2008-09-04 Jan Hubicka <jh@suse.cz>
4796 * tree-switch-conversion.c (check_final_bb): Accept only IP
4799 2008-09-04 Jan Hubicka <jh@suse.cz>
4801 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4803 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4804 using_ranges argument.
4805 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4806 (vrp_visit_cond_stmt): Update call of
4807 vrp_evaluate_conditional_warnv_with_ops
4809 2008-09-04 Jan Hubicka <jh@suse.cz>
4811 PR tree-optimization/37345
4812 PR tree-optimization/37358
4813 PR tree-optimization/37357
4814 * tree.c (build_function_type_skip_args): Build distinct type copy;
4816 (build_function_decl_skip_args): Set type of new decl not orig decl;
4817 clear DECL_VINDEX for methods turned into functions.
4819 2008-09-04 Nick Clifton <nickc@redhat.com>
4821 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4822 * configure: Regenerate.
4823 * config.in: Regenerate.
4824 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4825 alignment field, if it is supported.
4827 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4829 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4832 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4834 * config/rs6000/rs6000.c (processor_target_table): Do not
4835 enable VMX for POWER6.
4837 2008-09-03 Anton Blanchard <anton@samba.org>
4839 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4840 emit memory barrier before operation.
4842 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4845 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4846 default_elf_asm_output_external.
4848 2008-09-03 Jeff Law <law@redhat.com>
4850 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4852 2008-09-03 Richard Henderson <rth@redhat.com>
4854 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4855 memory barrier to below the test-and-set.
4856 (alpha_split_lock_test_and_set_12): Likewise.
4858 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4862 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4865 * ira-color.c (print_loop_title): Use all_allocnos.
4866 (color_pass): Ditto. Don't add border_allocnos. Check that
4867 subloop allocno in the correspdoning bitmap all_allocnos.
4869 * ira-emit.c (change_loop): Use all_allocnos.
4871 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4872 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4873 (create_cap_allocno): Remove setting mentioned_allocnos.
4874 (create_insn_allocnos): Ditto.
4875 (remove_unnecessary_allocnos): Use all_allocnos.
4876 (check_allocno_creation): Check that allocnos are in the
4877 corresponding bitmap all_allocnos.
4879 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4883 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4884 (process_regs_for_copy): Process subregs. Refine check when cost
4885 is taken into account in ira-costs.c.
4886 (process_reg_shuffles): Use REG_SUBREG_P.
4887 (add_insn_allocno_copies): Ditto. Ignore modes.
4889 * ira-color.c (conflict_allocno_vec): New.
4890 (COST_HOP_DIVISOR): New macro.
4891 (update_copy_costs_1): Use it.
4892 (update_conflict_hard_regno_costs): New function.
4893 (assign_hard_reg): Use it.
4894 (ira_color): Allocate and free conflict_allocno_vec.
4896 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4900 * ira-int.h (ira_sort_insn_chain): Remove.
4902 * ira.c (basic_block_order_nums, chain_insn_order,
4903 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4904 (ira): Don't call ira_sort_insn_chain.
4906 * reload1.c (reload): Don't call ira_sort_insn_chain.
4908 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4911 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4912 which become non throw.
4913 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4914 update_call_expr after updating the flags on the decl.
4916 2008-09-03 Jan Hubicka <jh@suse.cz>
4918 PR tree-optimization/37315
4919 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4920 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4921 (cgraph_analyze_functions): Use node->analyzed
4922 (cgraph_mark_functions_to_output): Likewise.
4923 (cgraph_expand_function): All functions can be released after
4925 (cgraph_optimize): Use gimple_has_body_p.
4926 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4927 (cgraph_decide_inlining_incrementally): Likewise.
4928 (inline_transform): Inline transform.
4929 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4931 (inlinable_function_p): Drop gimple_body check.
4932 (expand_call_inline): Use gimple_has_body_p.
4933 * gimple.c (gimple_has_body_p): New.
4934 * gimple.h (gimple_has_body_p): Add prototype.
4935 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4936 (dump_function_to_file): Use gimple_has_body_p check.
4938 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4941 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4943 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4945 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4947 From Michael Frysinger <michael.frysinger@analog.com>
4948 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4949 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4952 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4955 * doc/extend.texi: Document picoChip builtin functions.
4956 * doc/invoke.texi: Document picoChip options.
4957 * doc/contrib.texi: Add picoChip contribution.
4958 * doc/md.texi: Document picoChip constraints.
4959 * config.gcc: Add picochip-*-*.
4960 * config/picochip/: Add new port.
4962 2008-09-03 Richard Guenther <rguenther@suse.de>
4964 PR tree-optimization/37328
4965 * tree-sra.c (sra_build_assignment): Gimplify properly.
4966 (generate_copy_inout): Take the correct stmt as definition,
4967 remove bogus assert.
4969 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4971 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4974 From Michael Frysinger <michael.frysinger@analog.com>
4975 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4977 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4979 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4980 (__gthread_setspecific): Revert 2008-08-31 change to
4981 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4983 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4985 * diagnostic.c (error_at): New.
4986 * toplev.h (error_at): New prototype.
4987 * c-typeck.c (build_array_ref): Call error_at instead of error.
4988 Pass location to pedwarn.
4990 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4992 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4994 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4996 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4997 VAR_DECL and CONST_DECL.
4999 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5000 Jakub Jelinek <jakub@redhat.com>
5002 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5003 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5004 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5005 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5006 Don't set ix86_save_varrargs_registers.
5007 (ix86_setup_incoming_varargs): Assume cum != NULL.
5008 (ix86_va_start): Check ix86_varargs_gpr_size and
5009 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5010 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5011 from frame pointer if ix86_varargs_gpr_size == 0.
5012 (ix86_compute_frame_layout): Updated.
5013 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5014 (ix86_varargs_gpr_size): Define.
5015 (ix86_varargs_fpr_size): Likewise.
5016 (machine_function): Remove save_varrargs_registers.
5017 Add varargs_gpr_size and varargs_fpr_size.
5019 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5021 * config/alpha/alpha.c (va_list_skip_additions,
5022 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5023 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5026 PR tree-optimization/36766
5027 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5028 for already removed basic blocks.
5031 * real.c (real_maxval): Clear a lower bit to make real_maxval
5032 match get_max_float for IBM long double format.
5034 2008-09-02 Andreas Schwab <schwab@suse.de>
5036 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5037 * configure: Regenerate.
5039 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5041 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5042 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5043 checking for a non-VOID CONSTANT_P.
5045 2008-09-02 Jan Hubicka <jh@suse.cz>
5047 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5048 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5051 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5053 * expr.c (emit_group_store): Don't assert stack temp mode size.
5055 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5056 Tobias Grosser <grosser@fim.uni-passau.de>
5057 Jan Sjodin <jan.sjodin@amd.com>
5058 Harsha Jagasia <harsha.jagasia@amd.com>
5059 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5060 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5061 Adrien Eliche <aeliche@isty.uvsq.fr>
5063 Merge from graphite branch.
5066 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5067 * doc/invoke.texi (-floop-block, -floop-interchange,
5068 -floop-strip-mine): Document new flags.
5069 * tree-into-ssa.c (gimple_vec): Moved...
5070 * tree-loop-distribution.c (rdg_component): Moved...
5071 * cfgloopmanip.c: Include tree-flow.h.
5072 (update_dominators_in_loop): New.
5073 (create_empty_if_region_on_edge): New.
5074 (create_empty_loop_on_edge): New.
5075 (loopify): Use update_dominators_in_loop.
5076 * tree-pass.h (pass_graphite_transforms): Declared.
5077 * configure: Regenerate.
5078 * tree-phinodes.c (make_phi_node): Export.
5079 (add_phi_node_to_bb): New, split from create_phi_node.
5080 * tree-chrec.c (for_each_scev_op): New.
5081 * tree-chrec.h (for_each_scev_op): Declared.
5082 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5083 (remove_statement): Call get_phi_with_result.
5084 * config.in (HAVE_cloog): Undef.
5085 * gdbinit.in (pgg): New.
5086 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5087 * tree-ssa-loop.c (graphite_transforms): New.
5088 (gate_graphite_transforms): New.
5089 (pass_graphite_transforms): New.
5090 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5091 HAVE_cloog): Defined.
5092 * tree-vectorizer.c (rename_variables_in_bb): Export.
5093 * tree-data-ref.c (dr_may_alias_p): Export.
5094 (stmt_simple_memref_p): New.
5095 (find_data_references_in_stmt): Export.
5096 (find_data_references_in_loop): Export.
5097 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5098 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5099 (create_rdg_vertices): Export.
5100 (build_empty_rdg): New.
5101 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5102 * tree-data-ref.h (rdg_component): ... here.
5104 (struct data_reference): Add a field scop.
5106 (find_data_references_in_loop): Declared.
5107 (find_data_references_in_stmt): Declared.
5108 (create_rdg_vertices): Declared.
5109 (dr_may_alias_p): Declared.
5110 (stmt_simple_memref_p): Declared.
5111 (struct rdg_edge): Add a field ddr_p relation.
5112 (build_empty_rdg): Declared.
5113 * lambda.h (lambda_matrix): Declare a VEC of.
5114 (find_induction_var_from_exit_cond): Declared.
5115 (lambda_vector_compare): New.
5116 * common.opt (fgraphite, floop-strip-mine,
5117 floop-interchange, floop-block): New flags.
5118 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5119 * cfgloop.c (is_loop_exit): New.
5120 * cfgloop.h (is_loop_exit): Declared.
5121 (create_empty_if_region_on_edge): Declared.
5122 (create_empty_loop_on_edge): Declared.
5123 * tree-flow.h (add_phi_node_to_bb): Declared.
5124 (make_phi_node): Declared.
5125 (rename_variables_in_bb): Declared.
5126 (perfect_loop_nest_depth): Declared.
5127 (graphite_transform_loops): Declared.
5128 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5129 (graphite.o-warn): Add -Wno-error.
5130 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5131 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5132 (INCLUDES): Add PPLINC, CLOOGINC.
5133 (OBJS-common): Add graphite.o.
5134 (graphite.o): Add rule.
5135 * gimple.h (gimple_vec): ... here.
5136 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5137 * passes.c (init_optimization_passes): Schedule
5138 pass_graphite_transforms.
5140 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5143 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5144 and -fno-toplevel-reorder after handle_options.
5146 2008-09-02 Paul Brook <paul@codesourcery.com>
5148 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5149 (arm_override_options): Set arm_tune_cortex_a9.
5150 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5151 (arm_issue_rate): Handle cortexa9.
5152 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5153 * config/arm/arm-cores.def: Add cortex-a9.
5154 * config/arm/arm-tune.md: Regenerate.
5155 * config/arm/arm.md: Include cortex-a9.md.
5156 (generic_sched, generic_vfp): Add cortexa9.
5157 * config/arm/cortex-a9.md: New file.
5159 2008-09-02 Richard Guenther <rguenther@suse.de>
5161 PR tree-optimization/37327
5162 * tree-vrp.c (register_new_assert_for): Make sure to not have
5163 TREE_OVERFLOW set on the bound.
5165 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5167 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5169 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5170 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5173 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5175 * gcc/config/spu/spu.md (divdf3): Removed.
5177 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5179 PR tree-optimization/37095
5180 * cgraph.c (cgraph_node): When creating new cgraph node after
5181 assembler_name_hash has been populated, record it in the hash
5184 2008-09-01 Paul Brook <paul@codesourcery.com>
5186 * doc/invoke.texi: Document -mword-relocations.
5187 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5188 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5189 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5190 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5191 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5192 (arm_emit_movpair): New function.
5193 (arm_print_operand <c>): Handle sybolic addresses.
5194 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5195 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5196 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5197 * config/arm/arm.opt: Add -mword-relocations.
5198 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5199 (arm_movt, arm_movw): New.
5201 2008-09-01 Paul Brook <paul@codesourcery.com>
5203 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5204 Allow Interworking on ARMv4 EABI based targets.
5205 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5206 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5208 2008-09-01 Paul Brook <paul@codesourcery.com>
5210 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5211 optimized LT0 test. Remove optimization for GT.
5213 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5215 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5216 openmp applications.
5217 * pa-hpux11.h (LIB_SPEC): Likewise.
5219 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5222 2008-09-01 Jan Hubicka <jh@suse.cz>
5224 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5225 present, use only counts; when guessed use only frequencies.
5226 (estimate_bb_frequencies): Use function_frequency.
5227 * profile.c (compute_branch_probabilities): Exit early when
5228 profile reading failed. Set profile_status.
5229 (branch_prob): Do not set profile_status.
5231 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5233 * tree.c (protected_set_expr_location): New.
5234 * tree.h (protected_set_expr_location): New prototype.
5235 * c-tree.h (build_array_ref): Add argument.
5236 (parser_build_unary_op): Same.
5237 * c-typeck.c (build_indirect_ref): Handle new location argument.
5238 (build_array_ref): Same.
5239 (parser_build_unary_op): Same.
5240 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5242 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5244 * c-common.c (finish_label_address_expr): Handle new location argument.
5245 * c-common.h (build_indirect_ref): Add argument.
5246 (finish_label_address_expr): Same.
5247 * c-parser.c (c_parser_unary_expression): Pass location to build
5249 (c_parser_postfix_expression): Same.
5251 2008-09-01 Paul Brook <paul@codesourcery.com>
5253 * config/arm/arm.md: Include cortex-r4f.md.
5254 (attr fpu): Update type list.
5255 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5256 fconstd, fcmps and fcmpd.
5257 (attr tune_cortexr4): Define.
5258 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5259 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5260 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5261 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5262 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5263 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5264 cortex_a8_vfp_farith: Ditto.
5265 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5266 * config/arm/cortex-r4.md: Use tune_cortexr4.
5267 * config/arm/cortex-r4f.md: New file.
5269 2008-09-01 Richard Guenther <rguenther@suse.de>
5271 PR tree-optimization/37305
5272 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5273 the result of constant conversions.
5274 (fold_gimple_assign): Likewise.
5276 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5278 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5279 #ifdef ENABLE_CHECKING.
5281 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5283 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5284 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5285 when !INSN_SCHEDULING.
5287 2008-09-01 Andreas Schwab <schwab@suse.de>
5289 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5291 2008-09-01 Paul Brook <paul@codesourcery.com>
5293 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5295 2008-09-01 Jan Hubicka <jh@suse.cz>
5297 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5299 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5301 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5302 * gimplify.c (gimplify_init_constructor): Add speed operand.
5303 * tree-sra.c (decide_block_copy): Likewise.
5304 * tree-inline.c (estimate_move_cost): Likewise.
5305 * config/alpha/alpha.h (MOVE_RATIO): Update.
5306 * config/frv/frv.c (MOVE_RATIO): Update.
5307 * config/spu/spu.h (MOVE_RATIO): Update.
5308 * config/sparc/sparc.h (MOVE_RATIO): Update.
5309 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5310 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5311 * config/cris/cris.h (MOVE_RATIO): Update.
5312 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5313 * config/arm/arm.h (MOVE_RATIO): Update.
5314 * config/pa/pa.md: Update uses of MOVE_RATIO
5315 * config/pa/pa.h (MOVE_RATIO): Update.
5316 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5317 CLEAR_RATIO, SET_RATIO): Update.
5318 * config/h8300/h8300.h (MOVE_RATIO): Update.
5319 * config/v850/v850.h (MOVE_RATIO): Update.
5320 * config/bfin/bfin.h (MOVE_RATIO): Update.
5322 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5323 Dmitry Melnik <dm@ispras.ru>
5324 Dmitry Zhurikhin <zhur@ispras.ru>
5325 Alexander Monakov <amonakov@ispras.ru>
5326 Maxim Kuvyrkov <maxim@codesourcery.com>
5328 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5329 sel-sched-dump.c, sel-sched-ir.c: New files.
5330 * Makefile.in (OBJS-common): Add selective scheduling object files.
5331 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5332 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5333 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5334 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5335 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5336 (make_forwarder_block): Update loop latch if we have redirected
5337 the loop latch edge.
5338 * cfgloop.c (get_loop_body_in_custom_order): New function.
5339 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5340 (CP_FALLTHRU_PREHEADERS): Likewise.
5341 (get_loop_body_in_custom_order): Declare.
5342 * cfgloopmanip.c (has_preds_from_loop): New.
5343 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5344 Assert that the preheader edge will be fall thru when it is set.
5345 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5346 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5347 fsel-sched-substitution, fselective-scheduling): New flags.
5348 * cse.c (hash_rtx_cb): New.
5350 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5351 sel_sched_insn_cnt): New counters.
5352 * final.c (compute_alignments): Export. Free dominance
5353 info after loop_optimizer_finalize.
5354 * genattr.c (main): Output maximal_insn_latency prototype.
5355 * genautomata.c (output_default_latencies): New.
5356 Factor its code from ...
5357 (output_internal_insn_latency_func): ... here.
5358 (output_internal_maximal_insn_latency_func): New.
5359 (output_maximal_insn_latency_func): New.
5360 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5361 (struct hard_reg_set_iterator): New.
5362 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5363 hard_reg_set_iter_next): New functions.
5364 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5365 * lists.c (remove_free_INSN_LIST_node,
5366 remove_free_EXPR_LIST_node): New functions.
5367 * loop-init.c (loop_optimizer_init): When
5368 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5369 calling create_preheaders.
5370 (loop_optimizer_finalize): Do not verify flow info after reload.
5371 * recog.c (validate_replace_rtx_1): New parameter simplify.
5372 Default it to true. Update all uses. Factor out simplifying
5374 (simplify_while_replacing): ... this new function.
5375 (validate_replace_rtx_part,
5376 validate_replace_rtx_part_nosimplify): New.
5377 * recog.h (validate_replace_rtx_part,
5378 validate_replace_rtx_part_nosimplify): Declare.
5379 * rtl.c (rtx_equal_p_cb): New.
5380 (rtx_equal_p): Use it.
5381 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5382 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5383 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5384 * vecprim.h: Add a vector type for unsigned int.
5385 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5386 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5387 ready_try, cycle_issued_insns, spec_info): Make global.
5388 (readyp): Initialize.
5389 (dfa_lookahead): New global variable.
5390 (old_max_uid, old_last_basic_block): Remove.
5391 (h_i_d): Make it a vector.
5392 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5394 (after_recovery, adding_bb_to_current_region_p):
5395 New variables to handle correct insertion of the recovery code.
5396 (struct ready_list): Move declaration to sched-int.h.
5397 (rgn_n_insns): Removed.
5398 (rtx_vec_t): Move to sched-int.h.
5399 (find_insn_reg_weight): Remove.
5400 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5401 (haifa_init_h_i_d, haifa_finish_h_i_d):
5402 New functions to initialize / finalize haifa instruction data.
5403 (extend_h_i_d, init_h_i_d): Rewrite.
5404 (unlink_other_notes): Move logic to add_to_note_list. Handle
5405 selective scheduler.
5406 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5407 find_fallthru_edge): Make global, remove static prototypes.
5408 (max_issue): Make global. Add privileged_n and state parameters. Use
5410 (extend_global, extend_all): Removed.
5411 (init_before_recovery): Add new param. Fix the handling of the case
5412 when we insert a recovery code before the EXIT which has a predecessor
5413 with a fallthrough edge to it.
5414 (create_recovery_block): Make global. Rename to
5415 sched_create_recovery_block. Update.
5416 (change_pattern): Rename to sched_change_pattern. Make global.
5417 (speculate_insn): Rename to sched_speculate_insn. Make global.
5418 Split haifa-specific functionality into ...
5419 (haifa_change_pattern): New static function.
5420 (sched_extend_bb): New static function.
5421 (sched_init_bbs): New function.
5422 (current_sched_info): Change type to struct haifa_sched_info.
5423 (insn_cost): Adjust for selective scheduling.
5424 (dep_cost_1): New function. Move logic from ...
5425 (dep_cost): ... here.
5426 (dep_cost): Use dep_cost_1.
5427 (contributes_to_priority_p): Use sched_deps_info instead of
5429 (priority): Adjust to work with selective scheduling. Process the
5430 corner case when all dependencies don't contribute to priority.
5431 (rank_for_schedule): Use ds_weak instead of dep_weak.
5432 (advance_state): New function. Move logic from ...
5433 (advance_one_cycle): ... here.
5434 (add_to_note_list, concat_note_lists): New functions.
5435 (rm_other_notes): Make static. Adjust for selective scheduling.
5436 (remove_notes, restore_other_notes): New functions.
5437 (move_insn): Add two arguments. Update assert. Don't call
5439 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5440 Remove more_issue, max_points. Move the code to initialize
5441 max_lookahead_tries to max_issue.
5442 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5443 ready. Adjust use of move_insn. Call restore_other_notes.
5445 (sched_init, sched_finish): Move Haifa-specific initialization/
5447 (haifa_sched_init, haifa_sched_finish): ... respectively.
5449 (setup_sched_dump): New function.
5450 (haifa_init_only_bb): New static function.
5451 (haifa_speculate_insn): New static function.
5452 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5453 (extend_ready, extend_all): Remove.
5454 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5455 (create_check_block_twin, add_to_speculative_block): Use
5456 haifa_insns_init instead of extend_global. Update to use new
5457 initialization functions. Change parameter. Factor out code from
5458 create_check_block_twin to ...
5459 (sched_create_recovery_edges) ... this new function.
5460 (add_block): Remove.
5461 (sched_scan_info): New.
5462 (extend_bb): Use sched_scan_info.
5463 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5464 static functions for walking through scheduling region.
5465 (sched_luids): New vector variable to replace uid_to_luid.
5466 (luids_extend_insn): New function.
5467 (sched_max_luid): New variable.
5468 (luids_init_insn): New function.
5469 (sched_init_luids, sched_finish_luids): New functions.
5470 (insn_luid): New debug function.
5471 (sched_extend_target): New function.
5472 (haifa_init_insn): New static function.
5473 (sched_init_only_bb): New hook.
5474 (sched_split_block): New hook.
5475 (sched_split_block_1): New function.
5476 (sched_create_empty_bb): New hook.
5477 (sched_create_empty_bb_1): New function.
5478 (common_sched_info, ready): New global variables.
5479 (current_sched_info_var): Remove.
5480 (move_block_after_check): Use common_sched_info.
5481 (haifa_luid_for_non_insn): New static function.
5482 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5483 (increase_insn_priority): New.
5484 * modulo-sched.c: (issue_rate): Remove static declaration.
5485 (sms_sched_info): Change type to haifa_sched_info.
5486 (sms_sched_deps_info, sms_common_sched_info): New variables.
5487 (setup_sched_infos): New.
5488 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5489 Do not call regstat_free_calls_crossed.
5490 (sms_print_insn): Use const_rtx.
5491 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5492 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5493 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5494 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5495 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5496 current_sched_info to use it.
5497 (enum reg_pending_barrier_mode): Move to sched-int.h.
5498 (h_d_i_d): New variable. Initialize to NULL.
5499 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5501 (estimate_dep_weak): Remove static declaration.
5502 (sched_has_condition_p): New function. Adjust users of
5503 sched_get_condition to use it instead.
5504 (conditions_mutex_p): Add arguments indicating which conditions are
5506 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5507 argument to indicate whether returned condition is reversed. Do not
5508 generate new rtx when condition should be reversed; indicate it by
5509 setting new argument instead.
5510 (add_dependence_list_and_free): Add deps parameter.
5511 Update all users. Do not free dependence list when
5512 deps context is readonly.
5513 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5515 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5516 (remove_from_deps): New. Use the above functions.
5517 (cur_insn, can_start_lhs_rhs_p): New static variables.
5518 (add_or_update_back_dep_1): Initialize present_dep_type.
5519 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5520 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5521 haifa_note_dep): New functions implementing dependence hooks for
5522 the Haifa scheduler.
5523 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5524 note_dep): New functions.
5525 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5527 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5528 (free_deps): Initialize deps->reg_last.
5529 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5530 sched_analyze_insn): Update to use dependency hooks infrastructure
5531 and readonly contexts.
5532 (deps_analyze_insn): New function. Move part of logic from ...
5533 (sched_analyze): ... here. Also move some logic to ...
5534 (deps_start_bb): ... here. New function.
5535 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5537 (sched_deps_init): New function. Move code from ...
5538 (init_dependency_caches): ... here. Remove.
5539 (init_deps_data_vector): New.
5540 (sched_deps_finish): New function. Move code from ...
5541 (free_dependency_caches): ... here. Remove.
5542 (init_deps_global, finish_deps_global): Adjust for use with
5543 selective scheduling.
5544 (get_dep_weak): Move logic to ...
5545 (get_dep_weak_1): New function.
5546 (ds_merge): Move logic to ...
5547 (ds_merge_1): New static function.
5548 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5549 (ds_get_max_dep_weak): New function.
5550 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5551 (n_insns): Rename to rgn_n_insns.
5552 (debug_ebb_dependencies): New function.
5553 (init_ready_list): Use it.
5554 (begin_schedule_ready): Use sched_init_only_bb.
5555 (ebb_print_insn): Indicate when an insn starts a new cycle.
5556 (contributes_to_priority, compute_jump_reg_dependencies,
5557 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5558 (add_block1): Remove to ebb_add_block.
5559 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5560 (schedule_ebb): Initialize them. Use remove_notes instead of
5561 rm_other_notes. Use haifa_local_init/finish.
5562 (schedule_ebbs): Use haifa_sched_init/finish.
5563 * sched-int.h: Include vecprim.h, remove rtl.h.
5564 (struct ready_list): Delete declaration.
5565 (sched_verbose_param, enum sched_pass_id_t,
5566 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5567 (struct sched_scan_info_def): New structure.
5568 (sched_scan_info, sched_scan, sched_init_bbs,
5569 sched_init_luids, sched_finish_luids, sched_extend_target,
5570 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5571 (struct common_sched_info_def): New.
5572 (common_sched_info, haifa_common_sched_info,
5573 sched_emulate_haifa_p): Declare.
5575 (sched_luids): Declare.
5576 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5577 (sched_max_luid, insn_luid): Declare.
5578 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5579 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5580 print_insn, print_pattern, print_value, haifa_classify_insn,
5581 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5582 setup_sched_dump, sched_init, sched_finish,
5583 sel_insn_is_speculation_check): Export.
5584 (struct ready_list): Move from haifa-sched.c.
5585 (ready_try, ready, max_issue): Export.
5586 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5587 sched_init_only_bb, sched_split_block, sched_split_block_1,
5588 sched_create_empty_bb, sched_create_empty_bb_1,
5589 sched_create_recovery_block, sched_create_recovery_edges): Export.
5590 (enum reg_pending_barrier_mode): Export.
5591 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5593 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5594 print_insn field. Move add_block and fix_recovery_cfg to
5595 common_sched_info_def. Move compute_jump_reg_dependencies,
5597 (struct sched_deps_info_def): ... this new structure.
5598 (sched_deps_info): Declare.
5599 (struct spec_info_def): Remove weakness_cutoff, add
5600 data_weakness_cutoff and control_weakness_cutoff.
5601 (spec_info): Declare.
5602 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5604 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5605 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5606 (current_sched_info): Change type to struct haifa_sched_info.
5607 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5608 (h_d_i_d): New variable.
5609 (HDID): New accessor macro.
5610 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5611 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5613 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5614 (enum SCHED_FLAGS): Update for selective scheduler.
5615 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5616 (init_dependency_caches, free_dependency_caches): Delete declarations.
5617 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5618 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5619 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5620 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5621 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5623 (rm_other_notes): Delete declaration.
5624 (schedule_block): Remove one argument.
5625 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5626 ready_element, ready_lastpos, sched_extend_ready_list,
5627 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5628 concat_note_lists): Export.
5629 (struct region): Move from sched-rgn.h.
5630 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5631 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5632 BLOCK_TO_BB, CONTAINING_RGN): Export.
5633 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5634 (current_nr_blocks, current_blocks, target_bb): Likewise.
5635 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5636 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5637 sched_rgn_local_init, extend_regions,
5638 rgn_make_new_region_out_of_new_block, compute_priorities,
5639 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5640 extend_rgns, deps_join rgn_setup_common_sched_info,
5641 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5642 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5643 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5644 increase_insn_priority): Likewise.
5645 * sched-rgn.c: Include sel-sched.h.
5646 (ref_counts): New static variable. Use it ...
5647 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5648 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5649 (sched_is_disabled_for_current_region_p): Delete static declaration.
5650 (struct region): Move to sched-int.h.
5651 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5652 ebb_head): Define and initialize.
5653 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5654 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5655 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5657 (find_single_block_region): Add new argument to indicate that EBB
5658 regions should be constructed.
5659 (debug_live): Delete declaration.
5660 (current_nr_blocks, current_blocks, target_bb):
5661 Remove static qualifiers.
5662 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5664 (init_regions): Delete declaration.
5665 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5666 rgn_estimate_number_of_insns): New.
5667 (too_large): Use estimate_number_of_insns.
5668 (haifa_find_rgns): New. Move the code from ...
5669 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5670 (free_trg_info): New.
5671 (compute_trg_info): Allocate candidate tables here instead of ...
5672 (init_ready_list): ... here.
5673 (rgn_print_insn): Use const_rtx.
5674 (contributes_to_priority, extend_regions): Delete static declaration.
5675 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5676 (add_block1): Rename to rgn_add_block.
5677 (debug_rgn_dependencies): Delete static qualifier.
5678 (new_ready): Use sched_deps_info. Simplify.
5679 (rgn_common_sched_info, rgn_const_sched_deps_info,
5680 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5682 (region_sched_info): Rename to rgn_const_sched_info.
5683 (deps_join): New, extracted from ...
5684 (propagate_deps): ... here.
5685 (compute_block_dependences, debug_dependencies): Update for selective
5687 (free_rgn_deps, compute_priorities): New functions.
5688 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5689 sched_rgn_compute_dependencies): New functions.
5690 (schedule_region): Use them.
5691 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5692 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5694 (schedule_insns): Call new functions that were split out.
5695 (rgn_make_new_region_out_of_new_block): New.
5696 (get_rgn_sched_max_insns_priority): New.
5697 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5698 scheduling when appropriate.
5699 * sched-vis.c: Include insn-attr.h.
5700 (print_value, print_pattern): Make global.
5701 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5702 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5703 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5704 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5705 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5706 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5707 hooks. Initialize them to 0.
5708 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5709 * target.h (struct gcc_target): Add them. Rename gen_check field to
5711 * flags.h (sel_sched_switch_set): Declare.
5712 * opts.c (sel_sched_switch_set): New variable.
5713 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5714 pipelining is disabled from command line.
5715 (common_handle_option): Record whether selective scheduling is
5716 requested from command line.
5717 * doc/invoke.texi: Document new flags and parameters.
5718 * doc/tm.texi: Document new target hooks.
5719 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5721 (dfa_state_size): Do not declare locally.
5722 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5723 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5724 rs6000_alloc_sched_context, rs6000_set_sched_context,
5725 rs6000_free_sched_context): New functions.
5726 (struct _rs6000_sched_context): New.
5727 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5729 (rs6000_sched_finish): Do not run for selective scheduling.
5731 2008-08-31 Jan Hubicka <jh@suse.cz>
5733 * frv.c (frv_rtx_costs): Update forward declaration.
5734 * spu.c (spu_rtx_costs): Likewise.
5735 * pdp11.c: Include df.h
5736 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5737 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5738 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5739 * iq2000.c (iq2000_address_cost): Add speed argument.
5740 (iq2000_rtx_costs): Likewise.
5741 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5742 update call of mn10300_address_cost.
5743 * mcore.c: Include df.h
5744 (mcore_rtx_costs): Update prototype.
5745 * score3.c: Include df.h
5746 (score3_rtx_costs): Remove speed argument.
5747 * score7.c: Include df.h
5748 (score7_address_cost): Remove speed argument.
5749 * score-protos.h (score_address_cost): Update prototype.
5750 * score.c: Include df.h
5751 (score_rtx_costs): Update call of costs functions.
5752 * v850.c (v850_rtx_costs): Add bool argument.
5754 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5756 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5758 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5760 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5761 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5763 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5765 * mkmap-flat.awk: Add option pe_dll.
5766 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5767 * config/i386/t-cygwin (SHLIB_LC): Add.
5768 * config/i386/t-mingw32 (SHLIB_LC): Add.
5769 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5770 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5771 (LINK_SPEC): Support libgcc_s.
5772 (LIBGCC_SPEC): Support libgcc_s.
5773 (LIBGCC_SONAME): New.
5775 2008-08-31 Jan Hubicka <jh@suse.cz>
5777 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5778 mistakely had old version of patch.
5780 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5781 (ipcp_estimate_growth): New.
5782 (ipcp_insert_stage): Use ipcp_estimate_growth.
5783 * profile.c (branch_prob): When reading failed, do not consider
5786 2008-08-31 Jan Hubicka <jh@suse.cz>
5788 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5789 loop is optimized for speed.
5791 2008-08-31 Richard Guenther <rguenther@suse.de>
5794 * fold-const.c (fold_binary): Retain conversions in folding
5797 2008-08-31 Jan Hubicka <jh@suse.cz>
5799 * postreload-gcse.c (eliminate_partially_redundant_loads):
5800 Use optimize_bb_for_size_p.
5801 * predict.c (maybe_hot_frequency_p): Make inline.
5802 (maybe_hot_count_p): Break out from ...
5803 (maybe_hot_bb_p): ... this one.
5804 (maybe_hot_edge_p): Simplify.
5805 * basic-block.h (probably_cold_bb_p): Remove.
5807 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5810 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5812 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5813 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5814 Also split V4SFmode.
5815 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5818 2008-08-31 Jan Hubicka <jh@suse.cz>
5820 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5822 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5824 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5827 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5830 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5831 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5833 2008-08-31 Jan Hubicka <jh@suse.cz>
5835 * sparc.h (BRANCH_COST): Fix macro definition.
5836 * avr.c (avr_operand_rtx_cost): Add speed argument.
5837 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5839 2008-08-31 Richard Guenther <rguenther@suse.de>
5841 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5842 types instead of operands. Re-instantiate verifying of
5843 binary expression operands.
5845 2008-08-30 Jan Hubicka <jh@suse.cz>
5847 * fwprop.c (should_replace_address): Add speed attribute.
5848 (PR_OPTIMIZE_FOR_SPEED): New flag.
5849 (propagate_rtx_1): Use it.
5850 (propagate_rtx): Set it.
5851 (try_fwprop_subst): Update call of rtx_costs.
5852 (forward_propagate_and_simplify): LIkewise.
5853 * hooks.c (hook_int_rtx_bool_0): New
5854 (hook_bool_rtx_int_int_intp_false): Replace by ...
5855 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5856 * hooks.h (hook_int_rtx_bool_0): New
5857 (hook_bool_rtx_int_int_intp_false): Replace by ...
5858 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5859 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5860 (prepare_cmp_insn): UPdate call of rtx_cost.
5861 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5862 (reload_cse_simplify_operands): Update call of rtx_cost.
5863 (reload_cse_move2add): call of rtx_cost.
5864 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5865 * rtlanal.c (rtx_cost): Add speed argument.
5866 (address_cost): Add speed argument
5867 (default_address_cost): Likewise.
5868 (insn_rtx_cost): Likewise.
5869 * cfgloopanal.c (seq_cost): Add speed argument.
5870 (target_reg_cost, target_spill_cost): Turn to array.
5871 (init_set_costs): Update for speed.
5872 (estimate_reg_pressure_cost): Add speed argument.
5873 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5874 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5875 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5876 (seq_cost): Add speed argument.
5877 (computation_cost): Add speed arugment.
5878 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5879 (force_expr_to_var_cost): Update for profile info.
5880 (force_var_cost): Likewise.
5881 (split_address_cost): Likewise.
5882 (ptr_difference_cost): Likewise.
5883 (difference_cost): Likewise.
5884 (get_computation_cost_at): Likewise.
5885 (determine_iv_cost): Likewise.
5886 (ivopts_global_cost_for_size): Likewise.
5887 (rewrite_use_address): Likewise.
5888 (tree_ssa_iv_optimize_loop): Initialize speed field.
5889 * cse.c (optimize_this_for_speed_p): New static var.
5890 (notreg_cost): Update call of rtx_cost.
5891 (cse_extended_basic_block): set optimize_this_for_speed_p.
5892 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5893 (noce_try_cmove_arith): Likewise.
5894 (noce_try_sign_mask): LIkewise.
5895 * expr.c (compress_float_constant): Update rtx_cost calls.
5896 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5898 (addr_to_parts): Likewise.
5899 (create_mem_ref): Likewise.
5900 * dse.c (find_shift_sequence): Add speed argument.
5901 (replace_read): Update call.
5902 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5903 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5904 * neg_cost, shift_cost, shiftadd_cost,
5905 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5906 mul_highpart_cost): Increase dimension.
5907 (init_expmed): Initialize for both size and speed.
5908 (expand_shift): Use profile.
5909 (synth_mult): Use profile.
5910 (choose_mult_variant): Use profile.
5911 (expand_mult): Use profile.
5912 (expand_mult_highpart_optab): Use profile.
5913 (expand_mult_highpart): Use profile.
5914 (expand_smod_pow2): Use profile.
5915 (expand_divmod): Use profile.
5916 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5918 * loop-invariant.c (create_new_invariant): Use profile.
5919 (gain_for_invariant): Add speed parameter.
5920 (best_gain_for_invariant): Likewise.
5921 (find_invariants_to_move): Likewise.
5922 (move_single_loop_invariants): Set it.
5923 * target-def.h (TARGET_RTX_COSTS): Use hook.
5924 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5925 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5926 * output.h (default_address_cost): Update prototype.
5927 * combine.c (optimize_this_for_speed_p): New static var.
5928 (combine_validate_cost): Update call of rtx_cost.
5929 (combine_instructions): Set optimize_this_for_speed_p.
5930 (expand_compound_operation): Update call of rtx_cost.
5931 (make_extraction):Update call of rtx_cost.
5932 (force_to_mode):Update call of rtx_cost.
5933 (distribute_and_simplify_rtx):Update call of rtx_cost.
5934 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5935 (estimate_reg_pressure_cost): Update prototype.
5936 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5937 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5939 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5940 (alpha_rtx_costs): Update.
5941 * config/frv/frv.c (frv_rtx_costs): Update.
5942 * config/s390/s390.c (s390_rtx_costs): Update.
5943 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5944 (m32c_rtx_costs): Update.
5945 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5946 (spu_rtx_costs): Update.
5947 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5948 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5949 * config/i386/i386.c (:ix86_address_cost): Update.
5950 (ix86_rtx_costs): Update.
5951 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5952 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5953 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5954 * config/crx/crx.c (crx_address_cost): Update.
5955 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5956 * config/stormy16/stormy16.c
5957 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5958 * config/m68hc11/m68hc11.c
5959 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5960 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5961 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5963 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5965 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5966 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5967 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5968 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5969 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5970 (mcore_rtx_costs): update.
5971 * config/score/score3.c (score3_rtx_costs): Update.
5972 * config/score/score7.c (score7_rtx_costs): Update.
5973 * config/score/score3.h (score3_rtx_costs):Update.
5974 * config/score/score7.h (score7_rtx_costs): Update.
5975 * config/score/score.c (score_rtx_costs): Update.
5976 * config/arm/arm.c (arm_address_cost): Update.
5977 (arm_rtx_costs_1): Update.
5978 (arm_rtx_costs_1): Update.
5979 (arm_size_rtx_costs): Update.
5980 (arm_size_rtx_costs): Update.
5981 (arm_size_rtx_costs): Update.
5982 (arm_xscale_rtx_costs): Update.
5983 (arm_thumb_address_cost): Update.
5984 * config/pa/pa.c (hppa_address_cost): Update.
5985 * config/mips/mips.c (mips_rtx_costs): Update.
5986 * config/vax/vax.c (vax_address_cost): Update.
5987 * config/h8300/h8300.c (h8300_shift_costs): Update.
5988 (h8300_rtx_costs): Update.
5989 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5990 (v850_rtx_costs): Update.
5991 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5992 * config/bfin/bfin.c
5993 (bfin_address_cost): Update.
5994 (bfin_rtx_costs): Update.
5995 * stmt.c (lshift_cheap_p): Update.
5997 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6000 * expmed.c (extract_bit_field_1): Check the mode size to make
6001 sure the vector modes have the same size.
6003 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6005 * dojump.c (top level): Include basic-block.h to declare
6006 optimize_insn_for_speed_p
6008 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6010 * opts.h (CL_SAVE): New option class for marking options that are
6011 target specific options usable in the target attribute.
6012 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6014 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6015 can easily find the target specific options that are safe to use
6016 in the attribute or pragma.
6018 * attribs.c (decl_attributes): Change #pragma GCC option to
6019 #pragma GCC target, and attribute((option(...))) to
6020 attribute((target(...))).
6022 * doc/extend.texi (target attribute): Change from option
6023 attribute. Delete push/pop/reset.
6024 (#pragma GCC target): Change from #pragma GCC option. Delete
6026 (#pragma GCC push_options): Document new pragma.
6027 (#pragma GCC pop_options): Document new pragma.
6028 (#pragma GCC reset_options): Document new pragma.
6030 * targhooks.c (default_target_option_valid_attribute_p): Add
6031 warning about port not supporting target attributes.
6032 (default_target_option_pragma_parse): New function, warn about
6033 #pragma GCC target not being supported.
6035 * targhooks.h (default_target_option_pragma_parse): Add
6038 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6039 TI_CURRENT_OPTION_PRAGMA.
6040 (current_target_pragma): Rename from current_option_pragma.
6042 * target.h: (struct target_option): Delete booleans for changing
6043 the optimization level on hot/cold functions. Change signature of
6044 pragma_parse hook to take a second tree.
6046 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6048 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6049 that the declaration is done at global scope.
6051 * langhooks.c (add_builtin_function_common): Move most of the code
6052 from add_builtin_function here, calling the hook passed in.
6053 (add_builtin_function): Call add_builtin_function_common with
6054 standard builtin hook.
6055 (add_builtin_function_ext_scope): New function to add builtins to
6058 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6060 (add_builtin_function_ext_scope): Add declaration.
6062 * c-pragma.c (handle_pragma_target): Rename from
6063 handle_pragma_option, #pragma GCC option is now #pragma GCC
6064 target. Move warning about port not supporting target options to
6065 default pragma parse hook. Remove push/pop/reset from this
6067 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6068 (option_stack): Delete static variable.
6069 (optimize_stack): Ditto.
6070 (optons_stack): New stack of saved target and optimization
6072 (handle_pragma_push_options): New function to handle pushing both
6073 target and optimization options.
6074 (handle_pragma_pop_options): New function to handle popping both
6075 target and optimization options.
6076 (handle_pragma_reset_options): New function to handle resetting
6077 both target and optimization options to their initial state.
6078 (init_pragma): Rename handle_pragma_option to
6079 handle_pragma_target. Add support for push_options, pop_options,
6080 and reset_options pragmas.
6082 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6083 default_target_option_pragma_parse.
6084 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6085 default_target_option_valid_attribute_p.
6086 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6087 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6088 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6089 optimization level on hot/cold functions.
6091 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6092 if the caller and callee have different optimization levels.
6094 * c-common.c (handle_target_attribute): Rename from
6095 handle_option_attribute, attribute((option(...))) is now
6096 attribute((target(...))). Move warning if the port does not
6097 support target attributes to the default hook.
6098 (handle_hot_attribute): Delete code to change the optimization
6099 level of hot functions.
6100 (handle_cold_attribute): Ditto.
6102 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6103 argument that is the binary tree options to use if there are no
6104 arguments. Call ix86_valid_target_attribute_tree instead of
6105 ix86_valid_option_attribute_tree.
6106 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6107 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6108 ix86_pragma_option_parse.
6110 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6111 Rename from ix86_valid_option_attribute_tree.
6113 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6114 new builtins when the ISA changes.
6115 (ix86_valid_target_attribute_tree): Rename from
6116 ix86_valid_option_attribute_tree. Change callers. If the
6117 function specified optimization options, use those as the starting
6118 point before setting up the target attributes. If the
6119 optimization options were changed in the course of setting the
6120 target attributes, record the new optimization options.
6121 (ix86_valid_target_attribute_tree_inner_p): Rename from
6122 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6123 ix86_add_new_builtins if the ISA changed.
6124 (ix86_valid_target_attribute_p): Rename from
6125 ix86_valid_option_attribute_p. Change callers.
6126 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6127 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6128 as delayed builtin functions.
6129 (struct builtin_isa): New structure to record builtin functions
6130 that should be delayed until the ISA for that function is used.
6131 (ix86_builtins_isa): Change from int to struct to track builtin
6132 functions we want to declare at some point.
6133 (def_builtin): If the front end can delay defining the builtin
6134 functions, don't create builtins for ISAs not part of the default
6136 (def_builtin_const): Ditto.
6137 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6138 __builtin_ia32_pcmov_v2di to be different builtin functions.
6139 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6140 a structure instead of an int.
6141 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6142 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6143 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6144 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6146 * config/ia64/ia64.h
6147 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6148 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6150 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6151 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6152 (LANG_HOOKS_INITIALIZER): Add
6153 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6155 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6158 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6159 the reload address with the index register for SFmode
6160 access with a displacement.
6162 2008-08-30 Jan Hubicka <jh@suse.cz>
6164 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6165 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6166 * dojump.c (do_jump): Likewise.
6167 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6168 (note-if_info): Add BRANCH_COST.
6169 (noce_try_store_flag_constants, noce_try_addcc,
6170 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6171 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6172 find_if_case_2): Use computed branch cost.
6173 * expr.h (BRANCH_COST): Update default.
6174 * predict.c (predictable_edge_p): New function.
6175 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6176 Update BRANCH_COST call.
6177 * basic-block.h (predictable_edge_p): Declare.
6178 * config/alpha/alpha.h (BRANCH_COST): Update.
6179 * config/frv/frv.h (BRANCH_COST): Update.
6180 * config/s390/s390.h (BRANCH_COST): Update.
6181 * config/spu/spu.h (BRANCH_COST): Update.
6182 * config/sparc/sparc.h (BRANCH_COST): Update.
6183 * config/m32r/m32r.h (BRANCH_COST): Update.
6184 * config/i386/i386.h (BRANCH_COST): Update.
6185 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6187 * config/sh/sh.h (BRANCH_COST): Update.
6188 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6189 * config/avr/avr.h (BRANCH_COST): Update.
6190 * config/crx/crx.h (BRANCH_COST): Update.
6191 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6192 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6193 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6194 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6195 * config/ia64/ia64.h (BRANCH_COST): Update.
6196 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6197 * config/arc/arc.h (BRANCH_COST): Update.
6198 * config/score/score.h (BRANCH_COST): Update.
6199 * config/arm/arm.h (BRANCH_COST): Update.
6200 * config/pa/pa.h (BRANCH_COST): Update.
6201 * config/mips/mips.h (BRANCH_COST): Update.
6202 * config/vax/vax.h (BRANCH_COST): Update.
6203 * config/h8300/h8300.h (BRANCH_COST): Update.
6204 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6205 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6206 * doc/tm.texi (BRANCH_COST): Update.
6208 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6211 * config/arm/arm.c (arm_optimization_options): Set
6212 flag_section_anchors to 2 instead of 1 to distinguish it from
6213 -fsection-anchors given explicitely on the command line.
6215 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6217 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6218 final insn of a split.
6220 2008-08-30 Jan Hubicka <jh@suse.cz>
6222 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6223 optimized for speed.
6224 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6225 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6226 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6227 flag_gcse_after_reload_set): New static vars.
6228 (common_handle_option): Enable those flags for profile-use.
6229 (decode_options): Remove optimize_size flags that are handled
6230 on higher granuality.
6231 * tree-vectorizer.c (vectorize_loops): Use
6232 optimize_loop_nest_for_speed_p.
6233 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6234 * tree-predcom.c (tree_predictive_commoning): Use
6235 optimize_loop_for_speed_p.
6236 * varasm.c (assemble_start_function): Use
6237 optimize_function_for_speed_p.
6238 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6239 * predict.c (optimize_loop_for_speed_p): Fix walk.
6241 2008-08-30 Jan Hubicka <jh@suse.cz>
6243 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6245 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6246 profile presence locally.
6248 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6251 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6252 versions before 4.0.
6254 2008-08-29 Jan Hubicka <jh@suse.cz>
6256 * tree-inline.c (insert_init_stmt): Insert sequence even when
6259 2008-08-29 Jeff Law <law@redhat.com>
6261 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6262 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6263 location and class is an FP register.
6265 2008-08-29 Jan Hubicka <jh@suse.cz>
6267 * see.c (see_merge_one_def_extension): Silence used uninitialized
6269 * matrix-reorg.c (check_allocation_function): Likewise.
6270 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6272 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6275 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6276 compute new & and | in type rather than TREE_TYPE (arg0).
6278 * dwarf2out.c (fortran_common): Update comment.
6279 (gen_variable_die): Swap com_die and var_die variables in Fortran
6280 COMMON block handling code.
6282 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6284 * dwarf2out.c (gen_const_die): New function.
6285 (size_of_die, value_format, output_die): Output larger
6286 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6287 (native_encode_initializer): New function.
6288 (tree_add_const_value_attribute): Call it.
6289 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6291 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6292 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6293 TREE_THIS_VOLATILE to add_type_attribute.
6295 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6297 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6300 * dwarf2out.c (loc_by_reference): New function.
6301 (add_location_or_const_value_attribute): Use it.
6304 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6305 as DW_TAG_variable children of DW_TAG_common_block rather than
6306 DW_TAG_member children. Put DW_AT_external to individual
6307 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6309 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6310 loc_descriptor_from_tree_1.
6314 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6315 arguments to imported_module_or_decl.
6316 (debug_nothing_tree_tree): Removed.
6317 (debug_nothing_tree_tree_tree_bool): New prototype.
6318 * debug.c (do_nothing_debug_hooks): Adjust.
6319 (debug_nothing_tree_tree): Removed.
6320 (debug_nothing_tree_tree_tree_bool): New function.
6321 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6322 (gen_variable_die): Put all common vars for the
6323 same COMMON block under one DW_TAG_common_block.
6324 (declare_in_namespace): Return new context_die, for Fortran
6325 return the module DIE instead of adding extra declarations into
6327 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6328 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6329 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6331 (dwarf2out_global_decl): Don't skip Fortran global vars.
6332 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6333 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6334 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6335 DW_TAG_imported_declaration as child of previous
6336 DW_TAG_imported_module.
6337 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6338 * sdbout.c (sdb_debug_hooks): Likewise.
6339 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6341 2008-08-29 Jan Hubicka <jh@suse.cz>
6343 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6345 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6346 * ipa-cp.c (n_cloning_candidates): New static variable.
6347 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6348 (ipcp_print_all_lattices): Improve debug output.
6349 (ipcp_cloning_candidate_p): New function.
6350 (ipcp_initialize_node_lattices): Use it.
6351 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6352 (ipcp_propagate_stage): Prettier debug output.
6353 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6354 (ipcp_print_all_structures): Remove.
6355 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6356 (ipcp_insert_stage): Prettier debug output; call
6357 cgraph_remove_unreachable_nodes before propagating.
6358 (pass_ipa_cp): Schedule function removal pass.
6359 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6361 (cgraph_maybe_hot_edge_p): Move to ...
6362 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6363 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6364 (common_handle_option): Set them; enable ipa-cp when profiling.
6365 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6366 (ipa_print_all_jump_functions): Likewise.
6367 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6368 (ipa_print_node_params, ipa_print_all_params): New.
6369 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6370 ipa_print_all_param_flags): Remove.
6371 (ipa_print_node_params, ipa_print_all_params): New.
6373 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6375 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6376 change from 2008-04-03.
6377 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6379 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6382 * ira-color.c (push_allocnos_to_stack): Truncate
6383 removed_splay_allocno_vec.
6385 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6388 * ira-color (ira_fast_allocation): Don't assign hard registers to
6391 2008-08-29 Jan Hubicka <jh@suse.cz>
6394 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6395 for cold internal loops.
6397 2008-08-29 Richard Guenther <rguenther@suse.de>
6399 * tree-ssa-structalias.c (create_variable_info_for): Do not
6400 create fields for heap vars or vars with a noalias state.
6401 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6404 2008-08-29 Richard Guenther <rguenther@suse.de>
6406 * common.opt (ftree-store-ccp): Mark as preserved for
6407 backward compatibility.
6408 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6409 * tree-pass.h (pass_store_ccp): Remove.
6410 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6411 (first_vdef): Remove declaration.
6412 (get_value_loaded_by): Likewise.
6413 * tree-ssa-ccp.c (do_store_ccp): Remove.
6414 (get_default_value): Simplify as do_store_ccp is always false
6415 now. Do not initialize mem_ref.
6416 (set_value_varying): Likewise.
6417 (canonicalize_float_value): Likewise.
6418 (set_lattice_value): Likewise.
6419 (likely_value): Likewise.
6420 (surely_varying_stmt_p): Likewise.
6421 (ccp_initialize): Likewise.
6422 (ccp_lattice_meet): Likewise.
6423 (ccp_visit_phi_node): Likewise.
6424 (ccp_fold): Likewise.
6425 (evaluate_stmt): Likewise.
6426 (visit_assignment): Likewise.
6427 (ccp_visit_stmt): Likewise.
6428 (execute_ssa_ccp): Fold into ...
6429 (do_ssa_ccp): ... this.
6430 (do_ssa_store_ccp): Remove.
6431 (gate_store_ccp): Likewise.
6432 (pass_store_ccp): Likewise.
6433 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6435 * tree-ssa-propagate.c (first_vdef): Remove.
6436 (get_value_loaded_by): Likewise.
6437 (replace_vuses_in): Likewise.
6438 (substitute_and_fold): Do not call replace_vuses_in.
6439 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6441 2008-08-29 Richard Guenther <rguenther@suse.de>
6444 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6445 PARAM_NOALIAS tags with is_heapvar.
6446 * tree-ssa-operands.c (access_can_touch_variable): Offset
6447 based tests do not apply for heapvars. Fix offset test.
6449 2008-08-29 Jan Hubicka <jh@suse.cz>
6451 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6452 (-fipa-cp-clone): Enabled by default at -O3.
6453 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6454 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6456 2008-08-29 Jan Hubicka <jh@suse.cz>
6458 * tree.c (build_function_type_skip_args,
6459 build_function_decl_skip_args): New functions.
6460 * tree.h (build_function_type_skip_args,
6461 build_function_decl_skip_args): Declare.
6462 * gimple.c (giple_copy_call_skip_args): New function.
6463 (giple_copy_call_skip_args): Declare.
6465 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6466 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6467 (ipcp_node_modifiable_p): ... this one; use
6468 tree_versionable_function_p.
6469 (ipcp_create_replace_map): Improve debug output.
6470 (ipcp_need_redirect_p): Return false when not clonning.
6471 (ipcp_update_callgraph): Skip args.
6472 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6474 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6475 (save_inline_function_body): Update call of tree_function_versioning.
6476 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6477 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6479 (tree_function_versioning): Likewise.
6480 * tree-inline.h (tree_function_versioning): Update prototype.
6482 2008-08-29 Jan Hubicka <jh@suse.cz>
6484 * loop-unswitch.c (unswitch_single_loop): Use
6485 optimize_loop_for_speed_p.
6486 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6487 Use optimize_function_for_size_p.
6488 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6489 * postreload-gcse.c (eliminate_partially_redundant_load):
6490 Use optimize_bb_for_size_p.
6491 * value-prof.c (gimple_divmod_fixed_value_transform,
6492 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6493 gimple_stringops_transform): Use optimize_bb_for_size_p.
6494 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6495 * final.c (compute_alignments): Use optimize_function_for_size_p.
6496 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6497 (fold_builtin_strcpy, fold_builtin_fputs): Use
6498 optimize_function_for_size_p.
6499 * fold-const.c (tree_swap_operands_p): Use
6500 optimize_function_for_size_p.
6501 * recog.c (relax_delay_slots): Likewise.
6502 * tree-ssa-math-opts.c (replace_reciprocal):
6503 Use optimize_bb_for_speed_p.
6504 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6505 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6506 optimize_function_for_size_p.
6507 (cgraph_decide_inlining_of_small_function): Use
6508 optimize_function_for_size_p.
6509 * global.c (find_reg): Use optimize_function_for_size_p.
6510 * opts.c (decode_options): Do not clear flag_tree_ch,
6511 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6512 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6513 work it out from profile.
6514 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6515 optimize_loop_for_speed_p.
6516 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6518 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6519 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6520 * tree-eh.c (decide_copy_try_finally): Use
6521 optimize_function_for_size_p.
6522 * local-alloc.c (block_alloc): Pass BB pointer.
6523 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6524 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6525 * loop-unroll.c (decide_unrolling_and_peeling):
6526 Use optimize_loop_for_size_p.
6527 (decide_peel_completely): Likewise.
6528 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6529 optimize_loop_for_size_p.
6530 (vect_enhance_data_refs_alignment): Likewise.
6531 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6532 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6534 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6535 (try_crossjump_bb): Use optimize_bb_for_size_p.
6536 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6537 optimize_loop_for_speed_p.
6538 * bb-reorder.c (find_traces_1_round): Likewise.
6539 (copy_bb): Use optimize_bb_for_speed_p.
6540 (duplicate_computed_gotos): Likewise.
6541 * basic-block.h (optimize_loop_nest_for_size_p,
6542 optimize_loop_nest_for_speed_p): New.
6543 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6545 2008-08-29 Tristan Gingold <gingold@adacore.com>
6547 * gcov.c (main): Call expandargv.
6549 2008-08-29 Jan Hubicka <jh@suse.cz>
6551 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6553 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6555 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6556 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6558 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6560 2008-08-29 Jan Hubicka <jh@suse.cz>
6562 * tree-pass.h (pass_strip_predict_hints): Declare.
6563 * predict.c (strip_builtin_expect): Rename to ...
6564 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6565 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6566 (tree_estimate_probability): Do not strip builtin_expect.
6567 (pass_strip_predict_hints): New pass.
6568 * tree-inline.c (expand_call_inline): When inlining cold function,
6569 predict it as unlikely.
6570 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6572 2008-08-29 Richard Guenther <rguenther@suse.de>
6574 PR tree-optimization/37207
6575 * tree-vrp.c (extract_range_from_binary_expr): Also try
6576 to constant fold if only one of the operands is a constant.
6578 2008-08-29 Nick Clifton <nickc@redhat.com>
6580 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6581 the same way as SYMBOL_REFs.
6583 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6585 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6587 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6589 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6590 * config/mips/mips.md (branch_likely): Remove const. Fix
6592 (define_delay for type "branch"): Change to only apply for branch
6593 with likely variant.
6594 (define_delay for type "branch" and "branch_likely" no). New delay
6596 (equality_op): New code iterator.
6597 (bbv, bbinv): New code attributes.
6598 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6601 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6602 Andrew Pinski <pinskia@gcc.gnu.org>
6605 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6607 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6609 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6610 rule that a symbolic constant must be defined and >= 0 for the
6611 corresponding facility to be present at compile-time.
6612 * gthr-posix.c: Likewise.
6614 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6616 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6617 * config/mips/mips.md (D): New mode attribute.
6618 (mulsi3, muldi3): Merge it into ...
6619 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6620 (muldi3_mul3): New pattern.
6621 (mulsi3_mult3): Rename to mulsi3_mul3.
6623 2008-08-28 Jan Hubicka <jh@suse.cz>
6625 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6627 * predict.c (always_optimize_for_size_p): Rename to ...
6628 (optimize_function_for_size): ... this one; make extern.
6629 (optimize_function_for_speed_p): New.
6630 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6631 optimize_edge_for_size_p,optimize_edge_for_size_p,
6632 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6633 * basic-block.h (optimize_function_for_size_p,
6634 optimize_function_for_speed_p): Declare.
6635 * i386.md (optimize_size checks): Replace them by appropriate
6637 (standard_80387_constant_p, ix86_compute_frame_layout,
6638 ix86_expand_epilogue, ix86_decompose_address,
6639 print_operand, emit_i387_cw_initialization,
6640 inline_memory_move_cost, ix86_pad_returns,
6641 ix86_reorg): Replace optimize_size checks.
6643 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6645 * rtl.h (simplify_subreg_regno): Declare.
6646 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6647 * simplify-rtx.c (simplify_subreg): ...here.
6648 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6649 subreg_offset_representable_p.
6651 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6654 * c-typeck.c (convert_for_assignment): Give a note describing what
6655 was passed and what was expected.
6657 2008-08-28 Joey Ye <joey.ye@intel.com>
6659 * doc/extend.texi: Document AVX built-in functions.
6660 * doc/invoke.texi: Document -mavx.
6662 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6663 Joey Ye <joey.ye@intel.com>
6664 Xuepeng Guo <xuepeng.guo@intel.com>
6666 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6668 * config/i386/cpuid.h (bit_FMA): New.
6669 (bit_XSAVE): Likewise.
6670 (bit_OSXSAVE): Likewise.
6671 (bit_AVX): Likewise.
6673 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6674 define. Use ASM_OUTPUT_AVX_PREFIX.
6676 * config/i386/gmmintrin.h: New.
6678 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6679 (OPTION_MASK_ISA_AVX_SET): New.
6680 (OPTION_MASK_ISA_FMA_SET): Likewise.
6681 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6682 (OPTION_MASK_ISA_FMA_SET): Likewise.
6683 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6684 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6685 (pta_flags): Add PTA_AVX and PTA_FMA.
6686 (override_options): Handle PTA_AVX and PTA_FMA.
6687 (init_cumulative_args): Handle warn_avx.
6688 (classify_argument): Return 0 for COImode and OImode. Return
6689 1 and X86_64_AVX_CLASS for 256bit vector types.
6690 (examine_argument): Handle X86_64_AVX_CLASS.
6691 (construct_container): Likewise.
6692 (function_arg_advance_32): Pass OImode and 256bit vector types
6694 (function_arg_advance_64): Take a new argument to indicate if a
6695 parameter is named. Handle 256bit vector types. Return
6696 immediately for unnamed 256bit vector mode parameters.
6697 (function_arg_advance): Updated.
6698 (function_arg_32): Add comments for TImode. Handle OImode
6699 and 256bit vector types.
6700 (function_arg_64): Take a new argument to indicate if a
6701 parameter is named. Handle 256bit vector types. Return NULL
6702 for unnamed 256bit vector mode parameters.
6703 (function_arg): Updated.
6704 (setup_incoming_varargs_64): Support
6705 AVX encoding for *sse_prologue_save_insn.
6706 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6707 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6708 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6709 enabled, otherwise return -3.
6710 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6712 (print_reg): Support AVX registers. Handle 'x' and 't'.
6713 Handle 'd' to duplicate the operand.
6714 (print_operand): Likewise. Also support AVX vector compare
6716 (output_387_binary_op): Support AVX.
6717 (output_fp_compare): Likewise.
6718 (ix86_expand_vector_move_misalign): Likewise.
6719 (ix86_attr_length_vex_default): New.
6720 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6721 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6722 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6723 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6724 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6725 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6726 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6727 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6728 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6729 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6730 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6731 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6732 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6733 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6734 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6735 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6736 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6737 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6738 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6739 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6740 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6741 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6742 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6743 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6744 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6745 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6746 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6747 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6748 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6749 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6750 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6751 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6752 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6753 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6754 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6755 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6756 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6757 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6758 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6759 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6760 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6761 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6762 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6763 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6764 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6765 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6766 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6767 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6768 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6769 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6770 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6771 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6772 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6773 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6774 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6775 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6776 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6777 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6778 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6779 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6780 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6781 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6782 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6783 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6784 and IX86_BUILTIN_MOVMSKPS256,
6785 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6786 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6787 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6788 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6789 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6790 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6791 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6792 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6793 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6794 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6795 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6796 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6797 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6798 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6799 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6800 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6801 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6802 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6803 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6804 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6805 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6806 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6807 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6808 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6809 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6810 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6811 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6812 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6813 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6814 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6815 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6816 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6817 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6818 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6819 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6820 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6821 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6822 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6823 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6824 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6825 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6826 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6827 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6828 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6829 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6830 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6831 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6832 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6833 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6834 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6835 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6836 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6837 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6838 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6839 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6840 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6841 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6842 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6844 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6845 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6846 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6847 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6848 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6849 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6850 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6851 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6852 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6853 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6854 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6855 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6856 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6857 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6858 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6859 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6860 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6861 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6862 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6863 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6864 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6865 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6866 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6867 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6868 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6869 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6870 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6871 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6872 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6873 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6874 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6875 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6876 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6877 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6878 IX86_BUILTIN_MOVMSKPS256.
6879 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6880 (ix86_expand_args_builtin): Likewise.
6881 (ix86_expand_special_args_builtin): Likewise.
6882 (ix86_hard_regno_mode_ok): Handle AVX modes.
6883 (ix86_expand_vector_init_duplicate): Likewise.
6884 (ix86_expand_vector_init_one_nonzero): Likewise.
6885 (ix86_expand_vector_init_one_var): Likewise.
6886 (ix86_expand_vector_init_concat): Likewise.
6887 (ix86_expand_vector_init_general): Likewise.
6888 (ix86_expand_vector_set): Likewise.
6889 (ix86_vector_mode_supported_p): Likewise.
6890 (x86_extended_reg_mentioned_p): Check INSN_P before using
6893 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6894 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6896 * config/i386/i386.h (TARGET_AVX): New.
6897 (TARGET_FMA): Likewise.
6898 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6899 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6900 (VALID_AVX256_REG_MODE): New.
6901 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6902 (AVX_FLOAT_MODE_P): Likewise.
6903 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6904 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6905 (AVX_VEC_FLOAT_MODE_P): Likewise.
6906 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6907 (ASM_OUTPUT_OPCODE): Likewise.
6908 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6910 (SSE_REG_MODE_P): Allow 256bit vector modes.
6911 (ix86_args): Add a warn_avx field.
6913 * config/i386/i386.md (UNSPEC_PCMP): New.
6914 (UNSPEC_VPERMIL): Likewise.
6915 (UNSPEC_VPERMIL2): Likewise.
6916 (UNSPEC_VPERMIL2F128): Likewise.
6917 (UNSPEC_MASKLOAD): Likewise.
6918 (UNSPEC_MASKSTORE): Likewise.
6919 (UNSPEC_CAST): Likewise.
6920 (UNSPEC_VTESTP): Likewise.
6921 (UNSPECV_VZEROALL): Likewise.
6922 (UNSPECV_VZEROUPPER): Likewise.
6923 (XMM0_REG): Likewise.
6924 (XMM1_REG): Likewise.
6925 (XMM2_REG): Likewise.
6926 (XMM3_REG): Likewise.
6927 (XMM4_REG): Likewise.
6928 (XMM5_REG): Likewise.
6929 (XMM6_REG): Likewise.
6930 (XMM8_REG): Likewise.
6931 (XMM9_REG): Likewise.
6932 (XMM10_REG): Likewise.
6933 (XMM11_REG): Likewise.
6934 (XMM12_REG): Likewise.
6935 (XMM13_REG): Likewise.
6936 (XMM14_REG): Likewise.
6937 (XMM15_REG): Likewise.
6939 (prefix_vex_imm8): Likewise.
6940 (prefix_vex_w): Likewise.
6941 (length_vex): Likewise.
6944 (*avx_ashlti3): Likewise.
6945 (*avx_lshrti3): Likewise.
6946 (*avx_setcc<mode>): Likewise.
6947 (*fop_<mode>_comm_mixed_avx): Likewise.
6948 (*fop_<mode>_comm_avx): Likewise.
6949 (*fop_<mode>_1_mixed_avx): Likewise.
6950 (*fop_<mode>_1_avx): Likewise.
6951 (*avx_<code><mode>3): Likewise.
6952 (*avx_ieee_smin<mode>3): Likewise.
6953 (*avx_ieee_smax<mode>3): Likewise.
6954 (mode): Add OI, V8SF and V4DF.
6955 (length): Support VEX prefix.
6956 (*cmpfp_i_mixed): Set prefix attribute.
6957 (*cmpfp_i_sse): Likewise.
6958 (*cmpfp_iu_mixed): Likewise.
6959 (*cmpfp_iu_sse): Likewise.
6960 (*movsi_1): Support AVX.
6961 (*movdi_2): Likewise.
6962 (*movdi_1_rex64): Likewise.
6963 (*movti_internal): Likewise.
6964 (*movti_rex64): Likewise.
6965 (*movsf_1): Likewise.
6966 (*movdf_nointeger): Likewise.
6967 (*movdf_integer_rex64): Likewise.
6968 (*movtf_internal): Likewise.
6969 (zero_extendsidi2_32): Likewise.
6970 (zero_extendsidi2_rex64): Likewise.
6971 (*extendsfdf2_mixed): Likewise.
6972 (*extendsfdf2_sse): Likewise.
6973 (*truncdfsf_fast_mixed): Likewise.
6974 (*truncdfsf_fast_sse): Likewise.
6975 (*truncdfsf_mixed): Likewise.
6976 (fix_trunc<mode>di_sse): Likewise.
6977 (fix_trunc<mode>si_sse): Likewise.
6978 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6979 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6980 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6981 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6982 (*rcpsf2_sse): Likewise.
6983 (*rsqrtsf2_sse): Likewise.
6984 (*sqrt<mode>2_sse): Likewise.
6985 (sse4_1_round<mode>2): Likewise.
6986 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6987 Support AVX. Set length attribute properly for AVX.
6989 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6990 (VECTOR_MODES (FLOAT, 32)): Likewise.
6991 (VECTOR_MODE (INT, DI, 8)): Likewise.
6992 (VECTOR_MODE (INT, HI, 32)): Likewise.
6993 (VECTOR_MODE (INT, QI, 64)): Likewise.
6994 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6995 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6996 (VECTOR_MODE (INT, DI, 4)): Removed.
6997 (VECTOR_MODE (INT, SI, 8)): Likewise.
6998 (VECTOR_MODE (INT, HI, 16)): Likewise.
6999 (VECTOR_MODE (INT, QI, 32)): Likewise.
7000 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7001 (INT_MODE (OI, 32)): Likewise.
7003 * config/i386/i386.opt (mavx): New.
7006 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7008 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7009 (*mov<mode>_internal_avx): New.
7010 (*movv2sf_internal_rex64_avx): Likewise.
7011 (*movv2sf_internal_avx): Likewise.
7013 * config/i386/predicates.md (const_4_to_5_operand): New.
7014 (const_6_to_7_operand): Likewise.
7015 (const_8_to_11_operand): Likewise.
7016 (const_12_to_15_operand): Likewise.
7017 (avx_comparison_float_operator): Likewise.
7019 * config/i386/sse.md (AVX256MODEI): New.
7020 (AVX256MODE): Likewise.
7021 (AVXMODEQI): Likewise.
7022 (AVXMODE): Likewise.
7023 (AVX256MODEF2P): Likewise.
7024 (AVX256MODE2P): Likewise.
7025 (AVX256MODE4P): Likewise.
7026 (AVX256MODE8P): Likewise.
7027 (AVXMODEF2P): Likewise.
7028 (AVXMODEF4P): Likewise.
7029 (AVXMODEDCVTDQ2PS): Likewise.
7030 (AVXMODEDCVTPS2DQ): Likewise.
7031 (avxvecmode): Likewise.
7032 (avxvecpsmode): Likewise.
7033 (avxhalfvecmode): Likewise.
7034 (avxscalarmode): Likewise.
7035 (avxcvtvecmode): Likewise.
7036 (avxpermvecmode): Likewise.
7037 (avxmodesuffixf2c): Likewise.
7038 (avxmodesuffixp): Likewise.
7039 (avxmodesuffixs): Likewise.
7040 (avxmodesuffix): Likewise.
7041 (vpermilbits): Likewise.
7042 (pinsrbits): Likewise.
7043 (mov<mode>): Likewise.
7044 (*mov<mode>_internal): Likewise.
7045 (push<mode>1): Likewise.
7046 (movmisalign<mode>): Likewise.
7047 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7048 (avx_movdqu<avxmodesuffix>): Likewise.
7049 (avx_lddqu<avxmodesuffix>): Likewise.
7050 (<plusminus_insn><mode>3): Likewise.
7051 (*avx_<plusminus_insn><mode>3): Likewise.
7052 (*avx_vm<plusminus_insn><mode>3): Likewise.
7053 (mul<mode>3): Likewise.
7054 (*avx_mul<mode>3): Likewise.
7055 (*avx_vmmul<mode>3): Likewise.
7056 (divv8sf3): Likewise.
7057 (divv4df3): Likewise.
7058 (avx_div<mode>3): Likewise.
7059 (*avx_div<mode>3): Likewise.
7060 (*avx_vmdiv<mode>3): Likewise.
7061 (avx_rcpv8sf2): Likewise.
7062 (*avx_vmrcpv4sf2): Likewise.
7063 (sqrtv8sf2): Likewise.
7064 (avx_sqrtv8sf2): Likewise.
7065 (*avx_vmsqrt<mode>2): Likewise.
7066 (rsqrtv8sf2): Likewise.
7067 (avx_rsqrtv8sf2): Likewise.
7068 (*avx_vmrsqrtv4sf2): Likewise.
7069 (<code><mode>3): Likewise.
7070 (*avx_<code><mode>3_finite): Likewise.
7071 (*avx_<code><mode>3): Likewise.
7072 (*avx_vm<code><mode>3): Likewise.
7073 (*avx_ieee_smin<mode>3): Likewise.
7074 (*avx_ieee_smax<mode>3): Likewise.
7075 (avx_addsubv8sf3): Likewise.
7076 (avx_addsubv4df3): Likewise.
7077 (*avx_addsubv4sf3): Likewise.
7078 (*avx_addsubv2df3): Likewise.
7079 (avx_h<plusminus_insn>v4df3): Likewise.
7080 (avx_h<plusminus_insn>v8sf3): Likewise.
7081 (*avx_h<plusminus_insn>v4sf3): Likewise.
7082 (*avx_h<plusminus_insn>v2df3): Likewise.
7083 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7084 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7085 (*avx_maskcmp<mode>3): Likewise.
7086 (avx_nand<mode>3): Likewise.
7087 (*avx_<code><mode>3): Likewise.
7088 (*avx_nand<mode>3): Likewise.
7089 (*avx_<code><mode>3): Likewise.
7090 (*avx_cvtsi2ss): Likewise.
7091 (*avx_cvtsi2ssq): Likewise.
7092 (*avx_cvtsi2sd): Likewise.
7093 (*avx_cvtsi2sdq): Likewise.
7094 (*avx_cvtsd2ss): Likewise.
7095 (avx_cvtss2sd): Likewise.
7096 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7097 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7098 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7099 (*avx_cvtsi2sd): Likewise.
7100 (*avx_cvtsi2sdq): Likewise.
7101 (avx_cvtdq2pd256): Likewise.
7102 (avx_cvtpd2dq256): Likewise.
7103 (avx_cvttpd2dq256): Likewise.
7104 (*avx_cvtsd2ss): Likewise.
7105 (*avx_cvtss2sd): Likewise.
7106 (avx_cvtpd2ps256): Likewise.
7107 (avx_cvtps2pd256): Likewise.
7108 (*avx_movhlps): Likewise.
7109 (*avx_movlhps): Likewise.
7110 (avx_unpckhps256): Likewise.
7111 (*avx_unpckhps): Likewise.
7112 (avx_unpcklps256): Likewise.
7113 (*avx_unpcklps): Likewise.
7114 (avx_movshdup256): Likewise.
7115 (avx_movsldup256): Likewise.
7116 (avx_shufps256): Likewise.
7117 (avx_shufps256_1): Likewise.
7118 (*avx_shufps_<mode>): Likewise.
7119 (*avx_loadhps): Likewise.
7120 (*avx_storelps): Likewise.
7121 (*avx_loadlps): Likewise.
7122 (*avx_movss): Likewise.
7123 (*vec_dupv4sf_avx): Likewise.
7124 (*vec_concatv2sf_avx): Likewise.
7125 (*vec_concatv4sf_avx): Likewise.
7126 (*vec_setv4sf_0_avx): Likewise.
7127 (*vec_setv4sf_avx): Likewise.
7128 (*avx_insertps): Likewise.
7129 (avx_vextractf128<mode>): Likewise.
7130 (vec_extract_lo_<mode>): Likewise.
7131 (vec_extract_hi_<mode>): Likewise.
7132 (vec_extract_lo_<mode>): Likewise.
7133 (vec_extract_hi_<mode>): Likewise.
7134 (vec_extract_lo_v16hi): Likewise.
7135 (vec_extract_hi_v16hi): Likewise.
7136 (vec_extract_lo_v32qi): Likewise.
7137 (vec_extract_hi_v32qi): Likewise.
7138 (avx_unpckhpd256): Likewise.
7139 (*avx_unpckhpd): Likewise.
7140 (avx_movddup256): Likewise.
7141 (*avx_movddup): Likewise.
7142 (avx_unpcklpd256): Likewise.
7143 (*avx_unpcklpd): Likewise.
7144 (avx_shufpd256): Likewise.
7145 (avx_shufpd256_1): Likewise.
7146 (*avx_punpckhqdq): Likewise.
7147 (*avx_punpcklqdq): Likewise.
7148 (*avx_shufpd_<mode>): Likewise.
7149 (*avx_storehpd): Likewise.
7150 (*avx_loadhpd): Likewise.
7151 (*avx_loadlpd): Likewise.
7152 (*avx_movsd): Likewise.
7153 (*vec_concatv2df_avx): Likewise.
7154 (*avx_<plusminus_insn><mode>3): Likewise.
7155 (*avx_<plusminus_insn><mode>3): Likewise.
7156 (*avx_mulv8hi3): Likewise.
7157 (*avxv8hi3_highpart): Likewise.
7158 (*avx_umulv8hi3_highpart): Likewise.
7159 (*avx_umulv2siv2di3): Likewise.
7160 (*avx_mulv2siv2di3): Likewise.
7161 (*avx_pmaddwd): Likewise.
7162 (*avx_mulv4si3): Likewise.
7163 (*avx_ashr<mode>3): Likewise.
7164 (*avx_lshr<mode>3): Likewise.
7165 (*avx_ashl<mode>3): Likewise.
7166 (*avx_<code><mode>3): Likewise.
7167 (*avx_eq<mode>3): Likewise.
7168 (*avx_gt<mode>3): Likewise.
7169 (*avx_nand<mode>3): Likewise.
7170 (*avx_nand<mode>3): Likewise.
7171 (*avx_<code><mode>3): Likewise.
7172 (*avx_<code><mode>3): Likewise.
7173 (*avx_packsswb): Likewise.
7174 (*avx_packssdw): Likewise.
7175 (*avx_packuswb): Likewise.
7176 (*avx_punpckhbw): Likewise.
7177 (*avx_punpcklbw): Likewise.
7178 (*avx_punpckhwd): Likewise.
7179 (*avx_punpcklwd): Likewise.
7180 (*avx_punpckhdq): Likewise.
7181 (*avx_punpckldq): Likewise.
7182 (*avx_pinsr<avxmodesuffixs>): Likewise.
7183 (*avx_pinsrq): Likewise.
7184 (*avx_loadld): Likewise.
7185 (*vec_extractv2di_1_rex64_avx): Likewise.
7186 (*vec_extractv2di_1_avx): Likewise.
7187 (*vec_dupv2di_avx): Likewise.
7188 (*vec_concatv2si_avx): Likewise.
7189 (*vec_concatv4si_1_avx): Likewise.
7190 (*vec_concatv2di_avx): Likewise.
7191 (*vec_concatv2di_rex64_avx): Likewise.
7192 (*avx_uavgv16qi3): Likewise.
7193 (*avx_uavgv8hi3): Likewise.
7194 (*avx_psadbw): Likewise.
7195 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7196 (*avx_phaddwv8hi3): Likewise.
7197 (*avx_phadddv4si3): Likewise.
7198 (*avx_phaddswv8hi3): Likewise.
7199 (*avx_phsubwv8hi3): Likewise.
7200 (*avx_phsubdv4si3): Likewise.
7201 (*avx_phsubswv8hi3): Likewise.
7202 (*avx_pmaddubsw128): Likewise.
7203 (*avx_pmulhrswv8hi3): Likewise.
7204 (*avx_pshufbv16qi3): Likewise.
7205 (*avx_psign<mode>3): Likewise.
7206 (*avx_palignrti): Likewise.
7207 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7208 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7209 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7210 (*avx_mpsadbw): Likewise.
7211 (*avx_packusdw): Likewise.
7212 (*avx_pblendvb): Likewise.
7213 (*avx_pblendw): Likewise.
7214 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7215 (avx_ptest256): Likewise.
7216 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7217 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7218 (*avx_aesenc): Likewise.
7219 (*avx_aesenclast): Likewise.
7220 (*avx_aesdec): Likewise.
7221 (*avx_aesdeclast): Likewise.
7222 (avx_vzeroupper): Likewise.
7223 (avx_vzeroupper_rex64): Likewise.
7224 (avx_vpermil<mode>): Likewise.
7225 (avx_vpermilvar<mode>3): Likewise.
7226 (avx_vpermil2<mode>3): Likewise.
7227 (avx_vperm2f128<mode>3): Likewise.
7228 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7229 (avx_vbroadcastss256): Likewise.
7230 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7231 (avx_vinsertf128<mode>): Likewise.
7232 (vec_set_lo_<mode>): Likewise.
7233 (vec_set_hi_<mode>): Likewise.
7234 (vec_set_lo_<mode>): Likewise.
7235 (vec_set_hi_<mode>): Likewise.
7236 (vec_set_lo_v16hi): Likewise.
7237 (vec_set_hi_v16hi): Likewise.
7238 (vec_set_lo_v32qi): Likewise.
7239 (vec_set_hi_v32qi): Likewise.
7240 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7241 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7242 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7243 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7244 (vec_init<mode>): Likewise.
7245 (*vec_concat<mode>_avx): Likewise.
7246 (blendbits): Support V8SF and V4DF.
7247 (sse2_movq128): Support AVX.
7248 (<sse>_movnt<mode>): Likewise.
7249 (sse2_movntv2di): Likewise.
7250 (sse_rcpv4sf2): Likewise.
7251 (sse_sqrtv4sf2): Likewise.
7252 (sse_rsqrtv4sf2): Likewise.
7253 (<sse>_comi): Likewise.
7254 (<sse>_ucomi): Likewise.
7255 (sse_cvtss2si): Likewise.
7256 (sse_cvtss2si_2): Likewise.
7257 (sse_cvtss2siq): Likewise.
7258 (sse_cvtss2siq_2): Likewise.
7259 (sse_cvttss2si): Likewise.
7260 (sse_cvttss2siq): Likewise.
7261 (sse2_cvtsd2si): Likewise.
7262 (sse2_cvtsd2si_2): Likewise.
7263 (sse2_cvtsd2siq): Likewise.
7264 (sse2_cvtsd2siq_2): Likewise.
7265 (sse2_cvttsd2si): Likewise.
7266 (sse2_cvttsd2siq): Likewise.
7267 (sse2_cvtdq2pd): Likewise.
7268 (*sse2_cvtpd2dq): Likewise.
7269 (*sse2_cvttpd2dq): Likewise.
7270 (*sse2_cvtpd2ps): Likewise.
7271 (sse2_cvtps2pd): Likewise.
7272 (sse3_movshdup): Likewise.
7273 (sse3_movsldup): Likewise.
7274 (sse_storehps): Likewise.
7275 (*sse4_1_extractps): Likewise.
7276 (sse2_storelpd): Likewise.
7277 (vec_dupv2df_sse3): Likewise.
7278 (*vec_concatv2df_sse3): Likewise.
7279 (*sse4_1_pextrb): Likewise.
7280 (*sse4_1_pextrb_memory): Likewise.
7281 (*sse2_pextrw): Likewise.
7282 (*sse4_1_pextrw_memory): Likewise.
7283 (*sse4_1_pextrd): Likewise.
7284 (*sse4_1_pextrq): Likewise.
7285 (sse2_pshufd_1): Likewise.
7286 (sse2_pshuflw_1): Likewise.
7287 (sse2_pshufhw_1): Likewise.
7288 (*sse2_storeq_rex64): Likewise.
7289 (*vec_dupv4si): Likewise.
7290 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7291 (sse2_pmovmskb): Likewise.
7292 (*sse2_maskmovdqu): Likewise.
7293 (*sse2_maskmovdqu_rex64): Likewise.
7294 (sse_ldmxcsr): Likewise.
7295 (sse_stmxcsr): Likewise.
7296 (abs<mode>2): Likewise.
7297 (sse4_1_movntdqa): Likewise.
7298 (sse4_1_phminposuw): Likewise.
7299 (sse4_1_extendv8qiv8hi2): Likewise.
7300 (*sse4_1_extendv8qiv8hi2): Likewise.
7301 (sse4_1_extendv4qiv4si2): Likewise.
7302 (*sse4_1_extendv4qiv4si2): Likewise.
7303 (sse4_1_extendv2qiv2di2): Likewise.
7304 (*sse4_1_extendv2qiv2di2): Likewise.
7305 (sse4_1_extendv4hiv4si2): Likewise.
7306 (*sse4_1_extendv4hiv4si2): Likewise.
7307 (sse4_1_extendv2hiv2di2): Likewise.
7308 (*sse4_1_extendv2hiv2di2): Likewise.
7309 (sse4_1_extendv2siv2di2): Likewise.
7310 (*sse4_1_extendv2siv2di2): Likewise.
7311 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7312 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7313 (sse4_1_zero_extendv4qiv4si2): Likewise.
7314 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7315 (sse4_1_zero_extendv2qiv2di2): Likewise.
7316 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7317 (sse4_1_zero_extendv4hiv4si2): Likewise.
7318 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7319 (sse4_1_zero_extendv2hiv2di2): Likewise.
7320 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7321 (sse4_1_zero_extendv2siv2di2): Likewise.
7322 (*sse4_1_zero_extendv2siv2di2): Likewise.
7323 (sse4_1_ptest): Likewise.
7324 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7325 (sse4_2_pcmpestri): Likewise.
7326 (sse4_2_pcmpestrm): Likewise.
7327 (sse4_2_pcmpistri): Likewise.
7328 (sse4_2_pcmpistrm): Likewise.
7330 (aeskeygenassist): Likewise.
7332 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7334 * config/i386/predicates.md (vzeroall_operation): New.
7336 * config/i386/sse.md (avx_vzeroall): New.
7337 (*avx_vzeroall): Likewise.
7339 2008-08-28 Paul Brook <paul@codesourcery.com>
7340 Mark Shinwell <shinwell@codesourcery.com>
7341 Richard Earnshaw <richard.earnshaw@arm.com>
7343 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7344 (TARGET_MIN_ANCHOR_OFFSET): New.
7345 (arm_override_options): Set correct anchor ranges for Thumb-1
7346 and Thumb-2 if required.
7347 (legitimize_pic_address): Handle case involving a TLS symbol
7348 reference with an addend.
7349 (arm_optimization_options): Enable section anchors at -O1 and
7351 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7352 * config/arm/arm-protos.h (arm_optimization_options): New.
7354 2008-08-28 Nick Clifton <nickc@redhat.com>
7356 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7357 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7360 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7361 * config/v850/v850.md (return): Remove frame size restriction.
7363 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7365 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7367 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7369 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7371 2008-08-28 Paul Brook <paul@codesourcery.com>
7373 * config/arm/vfp11.md: Update license notice.
7374 * config/arm/cortex-r4.md: Ditto.
7376 2008-08-28 Richard Guenther <rguenther@suse.de>
7378 PR tree-optimization/37207
7379 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7382 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7385 * tree.c (int_fits_type_p): Don't forget unsigned integers
7386 of type sizetype which higher end word equals -1.
7388 2008-08-28 Ira Rosen <irar@il.ibm.com>
7390 * target.h (struct vectorize): Add new target builtin.
7391 * tree-vectorizer.c (destroy_loop_vec_info): Call
7392 vect_free_slp_instance instead of vect_free_slp_node.
7393 * tree-vectorizer.h (enum slp_load_perm_type): New.
7394 (struct _slp_instance): Add new fields.
7395 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7396 (SLP_INSTANCE_LOADS): New.
7397 (vect_free_slp_tree): Remove.
7398 (vect_free_slp_instance): Declare.
7399 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7400 (vectorizable_load): Add argument.
7401 (vect_transform_slp_perm_load): New.
7402 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7404 (vect_get_place_in_interleaving_chain): New function.
7405 (vect_free_slp_tree): Make static.
7406 (vect_free_slp_instance): New function.
7407 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7408 collect the load location in the interleaving chain.
7409 (vect_supported_slp_permutation_p): New function.
7410 (vect_supported_load_permutation_p): Likewise.
7411 (vect_analyze_slp_instance): In case of loads permutation, call
7412 vect_supported_load_permutation_p to check that the permutation is
7414 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7415 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7416 (vect_create_mask_and_perm): New function.
7417 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7418 (vectorizable_load): Add an argument. Don't keep the created vectors
7419 statements in the node if permutation is required. Call
7420 vect_transform_slp_perm_load to generate the permutation.
7421 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7422 additional argument.
7423 (vect_schedule_slp_instance): In case of loads permutation, allocate
7424 vectorized statements structure for all the related SLP nodes. Call
7425 vect_transform_stmt with addditional argument.
7426 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7427 * config/spu/spu.c (spu_builtin_vec_perm): New.
7428 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7429 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7430 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7431 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7433 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7435 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7436 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7437 __gthread_cond_signal, __gthread_cond_timedwait,
7438 __gthread_cond_timedwait_recursive): New functions.
7439 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7441 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7444 2008-08-28 Richard Guenther <rguenther@suse.de>
7447 * fold-const.c (maybe_canonicalize_comparison_1): Require
7448 undefined overflow only for canonicalizing A +- CST cmp CST.
7449 Make sure to not generate new constants that are not inside
7450 their TYPE_MIN/MAX_VALUE range.
7451 (maybe_canonicalize_comparison): Remove undefined overflow
7453 (fold_binary): Remove now duplicate folding.
7455 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7457 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7458 use not updated in the last change.
7460 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7462 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7463 (IRA_COVER_CLASSES): Add FPUL_REGS.
7465 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7468 * c-common.c (conversion_warning): Check for null operands.
7470 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7473 * c-decl.c (check_for_loop_decls): Improve error message. Give
7476 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7479 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7480 (convert_for_assignment): Pass corrent OPT_W* parameter to
7481 WARN_FOR_ASSIGNMENT.
7483 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7486 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7488 2008-08-27 Paul Brook <paul@codesourcery.com>
7490 * config.gcc: Loosen checks for arm uclinux eabi targets.
7492 2008-08-27 Paul Brook <paul@codesourcery.com>
7494 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7496 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7498 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7500 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7501 the enumerators of an ENUMERAL_TYPE.
7502 * dbxout.c (dbxout_type): Ditto.
7504 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7507 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7508 (fwprop_addr): Check that the loop_father is not the outer loop.
7510 2008-08-26 Paul Brook <paul@codesourcery.com>
7512 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7513 Remove documentation entry for fmul type.
7514 Use fmuls to annotate single-precision multiplication patterns,
7515 fmuld to annotate double-precision multiplication patterns,
7516 fmacs to annotate single-precision multiply-accumulate patterns
7517 and fmacd to annotate double-precision multiply-accumulate patterns.
7518 * config/arm/vfp11.md: Update reservations accordingly.
7519 * config/arm/arm.md: Note that certain values of the "type"
7520 attribute are documented in vfp.md.
7521 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7522 (v10_cvt): Use new fmul types.
7524 2008-08-26 Paul Brook <paul@codesourcery.com>
7526 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7527 * config/arm/vfp11.md: ...here. New.
7528 * config/arm/arm.md: Include vfp11.md.
7530 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7532 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7533 parameter to inform call.
7535 2008-08-26 Jeff Law <law@redhat.com>
7537 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7538 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7539 preferred class when copying a constant into a partial word register.
7541 2008-08-26 Ben Elliston <bje@au.ibm.com>
7543 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7544 * cp/typeck.c: Likewise.
7545 * cp/tree.c: Likewise.
7546 * gimple-low.c: Likewise.
7549 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7551 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7552 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7554 * doc/passes.texi: Describe IRA.
7556 * doc/tm.texi (IRA_COVER_CLASSES,
7557 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7559 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7560 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7561 -fira-propagate-cost, -fno-ira-share-save-slots,
7562 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7564 * flags.h (ira_algorithm): New enumeration.
7565 (flag_ira_algorithm, flag_ira_verbose): New external variable
7568 * postreload.c (gate_handle_postreload): Don't do post reload
7569 optimizations unless the reload is completed.
7571 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7574 * tree-pass.h (pass_ira): New external variable declaration.
7576 * reload.h: Add 2008 to the Copyright.
7578 * cfgloopanal.c: Include params.h.
7579 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7582 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7584 * toplev.c (ira.h): New include.
7585 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7586 (backend_init_target): Call ira_init.
7587 (backend_init): Call ira_init_once.
7588 (finalize): Call finish_ira_once.
7590 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7591 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7594 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7595 may_move_out_cost): New external variable declarations.
7596 (move_table): New typedef.
7598 * caller-save.c: Include headers output.h and ira.h.
7599 (no_caller_save_reg_set): New global variable.
7600 (save_slots_num, save_slots): New variables.
7601 (reg_save_code, reg_restore_code, add_stored_regs): Add
7603 (init_caller_save): Set up no_caller_save_reg_set.
7604 (init_save_areas): Reset save_slots_num.
7605 (saved_hard_reg): New structure.
7606 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7607 (initiate_saved_hard_regs, new_saved_hard_reg,
7608 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7610 (setup_save_areas): Add code for sharing stack slots.
7611 (all_blocks): New variable.
7612 (save_call_clobbered_regs): Process pseudo-register too.
7613 (mark_set_regs): Process pseudo-register too.
7614 (insert_one_insn): Put the insn after bb note in a empty basic
7615 block. Add insn check.
7617 * global.c (eliminable_regset): Make it external.
7618 (mark_elimination): Use DF_LR_IN for IRA.
7619 (pseudo_for_reload_consideration_p): New.
7620 (build_insn_chain): Make it external. Don't ignore spilled
7621 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7622 (gate_handle_global_alloc): New function.
7623 (pass_global_alloc): Add the gate function.
7625 * opts.c (decode_options): Set up flag_ira. Print the warning for
7627 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7629 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7631 * regmove.c (regmove_optimize): Don't do replacement of output for
7634 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7635 New external variable declarations.
7637 * local-alloc.c (update_equiv_regs): Make it external. Return
7638 true if jump label rebuilding should be done. Rescan new_insn for
7640 (gate_handle_local_alloc): New function.
7641 (pass_local_alloc): Add the gate function.
7643 * alias.c (value_addr_p, stack_addr_p): New functions.
7644 (nonoverlapping_memrefs_p): Use them for IRA.
7646 * common.opt (fira, fira-algorithm, fira-coalesce,
7647 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7648 fira-verbose): New options.
7650 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7651 move_cost, may_move_in_cost, may_move_out_cost): Make the
7653 (move_table): Remove typedef.
7654 (init_move_cost): Make it external.
7655 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7658 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7659 setup_reg_classes): New function prototypes.
7660 (eliminable_regset): New external variable declaration.
7661 (build_insn_chain, update_equiv_regs): New function prototypes.
7663 * Makefile.in (IRA_INT_H): New definition.
7664 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7665 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7666 (reload1.o, toplev.o): Add dependence on ira.h.
7667 (cfgloopanal.o): Add PARAMS_H.
7668 (caller-save.o): Add dependence on output.h and ira.h.
7669 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7670 ira-emit.o, ira-lives.o): New entries.
7672 * passes.c (pass_ira): New pass.
7674 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7676 * reload1.c (ira.h): Include the header.
7677 (changed_allocation_pseudos): New bitmap.
7678 (init_reload): Initiate the bitmap.
7679 (compute_use_by_pseudos): Permits spilled registers in FROM.
7680 (temp_pseudo_reg_arr): New variable.
7681 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7682 IRA. Call alter_reg with the additional parameter. Don't clear
7683 spilled_pseudos for IRA. Restore original insn chain for IRA.
7684 Clear changed_allocation_pseudos at the end of reload.
7685 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7686 (hard_regno_to_pseudo_regno): New variable.
7687 (count_pseudo): Check spilled pseudos. Set up
7688 hard_regno_to_pseudo_regno.
7689 (count_spilled_pseudo): Check spilled pseudos. Update
7690 hard_regno_to_pseudo_regno.
7691 (find_reg): Use better_spill_reload_regno_p. Check
7692 hard_regno_to_pseudo_regno.
7693 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7695 (eliminate_regs_1): Use additional parameter for alter_reg.
7696 (finish_spills): Set up pseudo_previous_regs only for spilled
7697 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7698 more arguments. Don't clear live_throughout and dead_or_set for
7699 spilled pseudos. Use additional parameter for alter_reg. Call
7700 mark_allocation_change. Set up changed_allocation_pseudos.
7701 Remove sanity check.
7702 (emit_input_reload_insns, delete_output_reload): Use additional
7703 parameter for alter_reg. Call mark_allocation_change.
7704 (substitute, gen_reload_chain_without_interm_reg_p): New
7706 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7708 * testsuite/gcc.dg/20080410-1.c: New file.
7710 * config/s390/s390.h (IRA_COVER_CLASSES,
7711 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7713 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7715 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7717 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7719 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7721 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7723 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7725 2008-08-24 Jeff Law <law@redhat.com>
7726 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7727 when ignoring unavailable registers.
7729 2008-08-24 Jeff Law <law@redhat.com>
7730 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7731 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7732 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7733 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7735 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7736 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7738 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7739 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7740 * reload1.c (find_reg): Process registers in register allocation order.
7742 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7743 * toplev.c (backend_init_target): Move ira_init call from
7745 (lang_dependent_init_target): ...to here.
7747 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7748 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7749 calculate memory move costs for NO_REGS.
7751 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7752 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7753 STACK_REGS is defined.
7755 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7756 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7758 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7759 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7761 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7762 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7763 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7766 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7767 Dorit Nuzman <dorit@il.ibm.com>
7769 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7770 vec_extract_evenv4sf, vec_extract_evenv8hi,
7771 vec_extract_evenv16qi, vec_extract_oddv4si,
7772 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7773 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7774 vec_interleave_highv4si, vec_interleave_lowv4si,
7775 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7776 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7777 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7779 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7782 * config/rs6000/rs6000.c (optimization_options): Don't default to
7783 section anchors without toplevel reorder.
7785 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7787 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7788 (mfc_end_critical_section): Likewise.
7790 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7792 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7793 all type qualifiers from element type to vector type.
7795 2008-08-25 David Daney <ddaney@avtrex.com>
7797 * config/mips/mips.md (immediate_insn): Move up in file, fix
7798 comment typo, reformat.
7799 (fetchop_bit, atomic_hiqi_op memory_barrier,
7800 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7801 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7802 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7803 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7804 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7805 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7806 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7807 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7808 sync_old_nand<mode>, sync_new_nand<mode>,
7809 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7810 test_and_set_12): Moved to sync.md.
7812 * config/mips/sync.md: New file.
7814 2008-08-25 Richard Henderson <rth@redhat.com>
7816 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7817 (regsave): Likewise.
7818 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7819 (output_cfi_directive): Likewise.
7820 (div_data_align): New.
7821 (output_cfi): Use it.
7823 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7825 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7826 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7827 (TARGET_OCTEON): New macro.
7828 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7829 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7830 (ISA_HAS_POP): New macro.
7831 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7833 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7835 * config/mips/mips.md (cpu): Add octeon.
7836 (type): Add pop attribute value.
7837 (popcount<mode>2): New pattern.
7838 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7840 2008-08-24 Jan Hubicka <jh@suse.cz>
7842 * doc/invoke.texi (-fipa-cp-clone): New option.
7843 (-fipa-cp): Update docs.
7844 (--param ipcp-unit-growth):New.
7845 * ipa-cp.c: Include fibheap.h, params.h
7846 (ipcp_initialize_node_lattices): When not cloning, all externally
7847 visible functions are bottom.
7848 (ipcp_need_redirect_p): Accept clones.
7849 (ipcp_insert_stage): Use cost driven heuristics.
7850 (max_count, dead_nodes): New static vars.
7851 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7852 ipcp_const_param_count): New functions.
7853 * common.opt (ipa-cp-clone): New command line option.
7854 * params.def (ipcp-unit-growth): New.
7856 2008-08-24 Jan Hubicka <jh@suse.cz>
7858 * tree-inline.c (tree_function_versioning): Look harder
7859 for referenced vars.
7861 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7863 PR tree-optimization/37185
7864 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7866 2008-08-23 Jan Hubicka <jh@suse.cz>
7868 * ipa-cp.c (ipcp_analyze_node): New function.
7869 (ipcp_update_cloned_node): Use it.
7870 (ipcp_init_stage): Likewise.
7871 * ipa-inline.c (function_insertion_hook_holder): New static var.
7872 (analyze_function): Break out from ....
7873 (inline_generate_summary): Here; register insertion hook.
7874 (cgraph_decide_inlining): Remove hook.
7875 (add_new_function): New function.
7877 2008-08-23 Jan Hubicka <jh@suse.cz>
7879 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7881 2008-08-23 Jan Hubicka <jh@suse.cz>
7883 * ipa-cp.c (constant_val_insert): Remove.
7884 (ipcp_propagate_one_const): Remove.
7885 (ipcp_create_replace_map): Always insert replacements to the map.
7886 (ipcp_insert_stage): Do not try to insert statements by hand.
7887 * tree-inline.c (insert_init_stmt): Break out from ...
7888 (setup_one_parameter): ... here; allow NULL BB pointer.
7889 (tree_function_versioning): Use setup_one_parameter to process
7892 2008-08-23 Jan Hubicka <jh@suse.cz>
7894 * tree.c (decl_address_ip_invariant_p): New function.
7895 * tree.h (decl_address_ip_invariant_p): Declare.
7896 * gimple.c (strip_invariant_refs): Break out from ...
7897 (is_gimple_invariant_address): ... here
7898 (is_gimple_ip_invariant_address): New function.
7899 (is_gimple_ip_invariant): New function.
7900 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7903 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7904 (ipcp_lat_is_insertable): All constants are insertable.
7905 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7906 IPA_CONST_VALUE_REF.
7907 (ipcp_initialize_node_lattices): Propagate all types of operands.
7908 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7909 (ipcp_create_replace_map): Reformat.
7910 (ipcp_need_redirect_p): Simplify.
7911 (ipcp_insert_stage): Check that argument is used before clonning.
7912 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7914 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7915 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7916 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7917 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7918 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7919 * tree-inline.c (tree_function_versioning): Add variables referenced
7922 2008-08-23 Jan Hubicka <jh@suse.cz>
7925 * i386.c (standard_80387_constant_p): Use optimize_size.
7927 2008-08-23 Ira Rosen <irar@il.ibm.com>
7929 PR tree-optimization/37161
7930 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7931 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7932 (vect_determine_vectorization_factor): Move the scalar type
7933 retrieval to vect_get_smallest_scalar_type.
7934 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7935 scalar type. Remove redundant computation.
7936 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7937 (vect_get_slp_defs): Take the type of RHS into account if
7938 necessary by calling vect_get_smallest_scalar_type. Call
7939 vect_get_constant_vectors with additional argument.
7941 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7944 * doc/invoke.texi (Wwrite-strings): Clarify description.
7946 2008-08-23 Ira Rosen <irar@il.ibm.com>
7948 PR tree-optimization/37174
7949 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7950 def stmt is a part of the loop before accessing its stmt_vec_info.
7952 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7955 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7956 (*swap): New insn pattern.
7957 (*ashlqi3): Rename from ashlqi3 insn pattern.
7958 (ashlqi3): New expanders.
7959 (*lshrqi3): Rename from lshrqi3 insn pattern.
7960 (lshrqi3): New expanders.
7961 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7962 lshrqi3_const5, lshrqi3_const6): New splitters.
7963 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7964 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7967 2008-08-22 Richard Guenther <rguenther@suse.de>
7969 PR tree-optimization/37078
7970 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7971 [+INF, +INF] ranges.
7973 2008-08-22 Richard Guenther <rguenther@suse.de>
7975 PR tree-optimization/37143
7976 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7977 a conversion statement instead of a copy.
7979 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7982 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7983 CCCmode, CCOmode and CCSmode destination modes.
7986 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7987 from different units in a single alternative.
7988 (*vec_extractv2sf_1): Ditto.
7989 (*vec_extractv2si_0): Ditto.
7990 (*vec_extractv2si_1): Ditto.
7991 * config/i386/sse.md (sse2_storehpd): Ditto.
7992 (sse2_storelpd): Ditto.
7993 (sse2_loadhpd): Ditto.
7994 (sse2_loadlpd): Ditto.
7997 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7998 (popcountsi2): Ditto.
7999 (clzdi2_abm): Ditto.
8000 (popcountdi2): Ditto.
8001 (clzhi2_abm): Ditto.
8002 (popcounthi2): Ditto.
8004 2008-08-22 Richard Guenther <rguenther@suse.de>
8008 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8009 if the multiplication does not overflow.
8011 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8013 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8015 2008-08-21 Richard Henderson <rth@redhat.com>
8017 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8018 spurrious comma from test.
8019 * configure: Rebuild.
8021 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8024 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8027 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8029 * c-tree.h (grokfield): New argument.
8030 * c-decl.c (grokfield): Handle new location argument.
8031 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8033 2008-08-21 Richard Guenther <rguenther@suse.de>
8035 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8037 2008-08-21 Jan Hubicka <jh@suse.cz>
8039 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8040 (cgraph_add_function_insertion_hook,
8041 cgraph_remove_function_insertion_hook,
8042 cgraph_call_function_insertion_hooks): New functions.
8043 * cgraph.h (cgraph_add_function_insertion_hook,
8044 cgraph_remove_function_insertion_hook,
8045 cgraph_call_function_insertion_hooks): Declare.
8046 * ipa-reference.c (function_insertion_hook_holder): New variable.
8047 (check_operand, look_for_address_of): When checking late, do not care
8048 about module bitmaps.
8049 (add_new_function): New function.
8050 (generate_summary): Register hooks; zero module bitmaps.
8051 (propagate): Unregister hooks.
8052 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8053 (add_new_function): New function.
8054 (generate_summary): Register hook.
8055 (propagate): Remove hook.
8057 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8059 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8060 * ipa-cp.c (ipcp_update_cloned_node): New function.
8061 (build_const_val): Handle functions correctly; bring type logic
8062 into sync with tree-inline.c
8063 (ipcp_init_stage): Take care of computing stuff needed by
8064 indirect inlining; update clones.
8065 (ipcp_generate_summary): Break out of ipcp_driver.
8066 (ipcp_driver): Do only execution and transformation.
8067 (pass_ipa_cp): Make IPA_PASS.
8068 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8070 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8071 ipcp, some info is already available.
8072 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8073 * tree-inline.c (remap_ssa_name): Unshare expression.
8075 2008-08-21 Richard Guenther <rguenther@suse.de>
8077 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8078 a PHI ask VN if it is already available.
8079 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8080 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8082 2008-08-21 Richard Guenther <rguenther@suse.de>
8085 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8086 makes sure to produce a result of the correct type.
8088 2008-08-21 Jan Hubicka <jh@suse.cz>
8089 Backport from LTO branch:
8091 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8092 Jan Hubicka <jh@suse.cz>
8095 (init_state, finish_state, set_function_state, generate_summary):
8097 (scan_stmt): Renamed from scan_function. Changed to keep state in
8098 local static vars rather than cgraph aux field.
8099 (propagate): Renamed from static_execute. Changed to keep state in
8100 local static vars rather than cgraph aux field.
8101 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8102 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8104 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8106 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8107 * ipa-reference.c (init_function_info, generate_summary,
8108 propagate): New functions.
8109 (analyze_function): Call init_function_info.
8110 (static_execute): Stripped into generate_summary and propagate.
8111 (pass_ipa_reference): Made into ipa_opt_pass.
8113 2008-08-21 Richard Guenther <rguenther@suse.de>
8115 PR tree-optimization/37181
8116 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8118 (extract_range_from_unary_expr): Likewise.
8120 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8122 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8124 * toplev.h (pedwarn_at): Likewise.
8125 * builtins.c: Update all calls to pedwarn.
8126 * c-lex.c: Likewise.
8127 * toplev.c: Likewise.
8128 * c-tree.h: Likewise.
8129 * c-decl.c: Likewise.
8130 * c-errors.c: Likewise.
8131 * c-typeck.c: Likewise.
8132 * c-common.c: Likewise.
8133 * c-parser.c: Likewise.
8135 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8138 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8139 with MODE_VECTOR_INT mode.
8141 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8144 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8145 initialized outside the current module.
8146 (warn_uninitialized_var): Ignore left-hand side when walking the
8147 trees. Ignore address expressions. Examine VUSE operands in gimple
8148 statements with a variable declaration on the right-hand side.
8150 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8153 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8155 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8158 * c-common.c (conversion_warning): Do not warn if applying bit-and
8159 operator to unsigned constant that fits in the target type.
8161 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8164 * c-common.c (conversion_warning): Do not warn for artificial
8167 2008-08-20 Richard Guenther <rguenther@suse.de>
8169 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8170 (extract_range_from_binary_expr): Fall back to constant propagation.
8171 (extract_range_from_unary_expr): Likewise.
8173 2008-08-20 Richard Guenther <rguenther@suse.de>
8175 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8176 with TREE_THIS_VOLATILE on shared nodes.
8177 (fold_stmt_r): Likewise.
8179 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8182 * c-parser.c (c_parser_attributes): For keywords use canonical
8183 spelling for attr_name.
8185 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8187 * value-prof.c (check_counter): Revert wrong call to error.
8189 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8191 * profile.c: Update calls to inform.
8192 * value-prof.c: Update calls to inform.
8194 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8196 * diagnostic.c (inform): Add an explicit location_t parameter.
8197 * toplev.h (inform): Update declaration.
8198 * builtins.c: Update all calls to inform.
8199 * c-common.c: Likewise.
8200 * c-decl.c: Likewise.
8201 * c-opts.c: Likewise.
8202 * c-pch.c: Likewise.
8203 * c-pragma.c: Likewise.
8204 * c-typeck.c: Likewise.
8205 * coverage.c: Likewise.
8207 * toplev.c: Likewise.
8208 * tree-cfg.c: Likewise.
8209 * tree-ssa.c: Likewise.
8211 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8214 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8215 V2DI mode, for SSE4.1, use movq instead of vector set if the
8216 second element is zero and inter-unit moves are OK.
8218 2008-08-20 Richard Guenther <rguenther@suse.de>
8220 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8221 properly handle conversion/copy chains after tuplification.
8223 2008-08-20 Richard Guenther <rguenther@suse.de>
8225 * passes.c (init_optimization_passes): Move the second
8226 forwprop pass before alias computation. Remove the second
8227 DCE pass. Remove the first dominator and phi copy/const
8230 2008-08-20 Nick Clifton <nickc@redhat.com>
8232 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8233 support of this feature. Do not assume that a sufficiently new
8234 assembler will support the feature regardless of the target type.
8235 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8236 * configure: Regenerate.
8238 2008-08-20 Richard Guenther <rguenther@suse.de>
8240 * tree-vrp.c (found_in_subgraph): Remove.
8241 (live): New global static.
8242 (live_on_edge): New function.
8243 (blocks_visited): Remove.
8244 (register_edge_assert_for_2): Use live_on_edge.
8245 (find_conditional_asserts): Remove code dealing with
8246 found_in_subgraph. Do not walk the CFG.
8247 (find_switch_asserts): Likewise.
8248 (find_assert_locations_1): Renamed from find_assert_locations.
8249 Move finding assert locations for conditional and switch
8250 statements first. Update live bitmap. Do not walk the CFG.
8251 (find_assert_locations): New function.
8252 (insert_range_assertions): Remove entry of CFG walk.
8253 Adjust call to find_assert_locations.
8254 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8255 that only can appear because of fake exit edges but assert we
8256 never try to insert on those.
8257 (fini_pre): Do not remove fake exit edges here...
8258 (execute_pre): ...but here, before committing edge inserts.
8260 2008-08-19 Richard Guenther <rguenther@suse.de>
8262 * passes.c (init_optimization_passes): Exchange store-ccp
8265 2008-08-19 Rafael Espíndola <espindola@google.com>
8267 * varasm.c (weak_decls): Move earlier in the file.
8268 (assemble_external): Add weak decls to the weak_decls list.
8269 (declare_weak): Don't add decls to the weak_decls list.
8271 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8274 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8275 before (sse2_shufpd_<mode>).
8277 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8280 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8281 * tree.c (block_nonartificial_location): Likewise.
8283 2008-08-19 Richard Guenther <rguenther@suse.de>
8285 PR tree-optimization/35972
8286 PR tree-optimization/23094
8287 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8289 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8290 handle MISALIGNED_INDIRECT_REF.
8291 (get_ref_from_reference_ops): New helper.
8292 (vn_reference_lookup_pieces): Walk the use-def chain using the
8293 alias-oracle if requested.
8294 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8295 walking the use-def chain.
8296 (compute_avail): But not here.
8297 (create_component_ref_by_pieces_1): Properly handle
8298 MISALIGNED_INDIRECT_REF.
8299 (do_regular_insertion): Handle fully redundant
8300 expressions after PHI-translation also for SSA_NAME values, not
8301 only constants. Correctly use edoubleprime for that.
8303 2008-08-19 Ira Rosen <irar@il.ibm.com>
8305 * tree-vectorizer.c (supportable_widening_operation): Support
8306 multi-step conversion, return the number of steps in such conversion
8307 and the required intermediate types.
8308 (supportable_narrowing_operation): Likewise.
8309 * tree-vectorizer.h (vect_pow2): New function.
8310 (supportable_widening_operation): Change argument types.
8311 (supportable_narrowing_operation): Likewise.
8312 (vectorizable_type_promotion): Add an argument.
8313 (vectorizable_type_demotion): Likewise.
8314 * tree-vect-analyze.c (vect_analyze_operations): Call
8315 vectorizable_type_promotion and vectorizable_type_demotion with
8316 additional argument.
8317 (vect_get_and_check_slp_defs): Detect patterns.
8318 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8320 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8321 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8322 factor according to the smallest type in the loop.
8323 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8324 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8325 supportable_widening_operation with correct arguments.
8326 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8327 operands lists according to the number of vector statements in left
8328 or right node, if exists.
8329 (vect_gen_widened_results_half): Remove unused argument.
8330 (vectorizable_conversion): Call supportable_widening_operation,
8331 supportable_narrowing_operation, and vect_gen_widened_results_half
8332 with correct arguments.
8333 (vectorizable_assignment): Change documentation, support multiple
8335 (vectorizable_operation): Likewise.
8336 (vect_get_loop_based_defs): New function.
8337 (vect_create_vectorized_demotion_stmts): Likewise.
8338 (vectorizable_type_demotion): Support loop-aware SLP and general
8339 multi-step conversion. Call vect_get_loop_based_defs and
8340 vect_create_vectorized_demotion_stmts for transformation.
8341 (vect_create_vectorized_promotion_stmts): New function.
8342 (vectorizable_type_promotion): Support loop-aware SLP and general
8343 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8345 (vectorizable_store): Change documentation, support multiple
8347 (vectorizable_load): Likewise.
8348 (vect_transform_stmt): Pass SLP_NODE to
8349 vectorizable_type_promotion and vectorizable_type_demotion.
8350 (vect_schedule_slp_instance): Move here the calculation of number
8351 of vectorized statements for each node from...
8352 (vect_schedule_slp): ... here.
8353 (vect_transform_loop): Call vect_schedule_slp without the last
8356 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8359 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8360 to == in assert statement.
8361 (vectorizable_reduction): Fix typo.
8363 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8366 * value-prof.c (check_counter): Dereference pointer to overall
8367 count when printing it.
8369 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8371 * profile.h: Really add it.
8373 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8375 * mcf.c: Really add it.
8377 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8378 Vinodha Ramasamy <vinodha@google.com>
8380 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8382 * value-prof.c (check_counter): Fix the counter if
8383 flag_profile_correction is true.
8384 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8385 tree_mod_subtract_transform):
8386 Follow check_counter parameter change.
8387 * common.opt (fprofile-correction): New option.
8389 * profile.h: Likewise.
8390 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8391 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8392 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8394 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8395 flag_profile_correction is set.
8397 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8399 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8401 2008-08-18 Tomas Bily <tbily@suse.cz>
8403 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8404 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8406 * tree-data-ref.c (split_constant_offset_1): Likewise.
8407 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8408 * tree-sra.c (sra_walk_expr): Likewise.
8409 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8410 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8411 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8412 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8414 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8415 * tree-vect-transform.c (vectorizable_type_demotion)
8416 (vectorizable_type_promotion): Likewise.
8417 * tree-inline.c (expand_call_inline):
8418 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8419 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8420 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8421 * expr.c (expand_expr_real_1): Likewise.
8422 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8423 (gimple_assign_unary_useless_conversion_p): Likewise.
8424 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8425 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8426 * fold-const.c (fold_unary): Likewise.
8427 * tree.h (CONVERT_EXPR_P): Likewise.
8428 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8429 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8431 (register_edge_assert_for_2, extract_range_from_unary_expr)
8432 (register_edge_assert_for_1): Likewise.
8434 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8436 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8437 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8438 (enum real_value_const): Delete.
8439 (get_real_const): Delete.
8440 * real.c (get_real_const): Delete.
8441 (dconst_e_ptr): Define.
8442 (dconst_third_ptr): Define.
8443 (dconst_sqrt2_ptr): Define.
8444 * builtins.c: Update all callers.
8446 2008-08-18 Richard Guenther <rguenther@suse.de>
8448 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8449 statement iterator after statement removal.
8451 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8453 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8454 (detect_processor_freebsd): Likewise.
8455 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8457 2008-08-18 Richard Guenther <rguenther@suse.de>
8459 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8460 and loads have the correct types.
8462 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8465 * c-opts.c (cpp_opts): Remove static.
8466 * c-parser.c (cpp_opts): Declare it extern.
8467 (disable_extension_diagnostics): Handle cpp options.
8468 (enable_extension_diagnostics): Likewise.
8470 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8472 * diagnostics.c (permerror_at): Rename as permerror.
8473 (permerror): Delete.
8474 * toplev.h: Likewise.
8476 2008-08-18 Richard Guenther <rguenther@suse.de>
8478 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8479 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8480 Move call_cdce before build_alias. Move copyrename2,
8481 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8482 right after final inlining.
8483 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8484 (pass_build_cfg): But instead via TODO_dump_func.
8486 2008-08-18 Richard Guenther <rguenther@suse.de>
8488 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8490 (scalarize_init): If we failed to generate some initializers
8491 do not generate zeros for not instantiated members. Instead
8492 rely on the copy out.
8493 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8494 about missing flow-sensitive alias info only if we have
8497 2008-08-17 Nick Clifton <nickc@redhat.com>
8499 * doc/extend.texi (Function Attributes): Fix typo in description
8500 if hot function attribute.
8502 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8503 Richard Sandiford <rdsandiford@googlemail.com>
8505 * doc/install.texi (--with-mips-plt): Document.
8506 * doc/invoke.texi (-mplt, -mno-plt): Document.
8507 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8508 and handle ${with_mips_plt}.
8509 * config/mips/mips.opt (mplt): New option.
8510 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8511 (TARGET_ABICALLS_PIC2): Likewise.
8512 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8513 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8514 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8515 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8516 to decide whether to output ".option picX" directives.
8517 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8518 Pass -call_nonpic rather than -KPIC for -mplt.
8519 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8520 on the command line. Also remove it when -mabi=64 is used without
8522 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8523 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8524 TARGET_ABICALLS_PIC0.
8525 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8527 (mips16_build_function_stub): Only output ".option pic" directives
8528 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8529 (mips16_build_call_stub): Fix comment and remove redundant
8530 ".set at"/"set .noat" directives.
8531 (mips_function_rodata_section): Use the default behaviour for
8532 TARGET_ABSOLUTE_ABICALLS.
8533 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8534 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8535 (mips_restore_gp): Do nothing if the current function doesn't use
8537 (mips_expand_prologue): Only save $gp if the current function uses it.
8538 Use a normal move for TARGET_ABICALLS_PIC0.
8539 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8541 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8543 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8544 of function when handling GLOBAL_POINTER_REGNUM.
8546 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8549 * common.opt (-fstack-check): Do not declare the variable here.
8550 (-fstack-check=): New option variant.
8551 * doc/invoke.texi (Code Gen Options): Document it.
8552 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8553 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8554 (STACK_CHECK_STATIC_BUILTIN): New macro.
8555 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8556 * opts.c: Include expr.h.
8557 (common_handle_option) <OPT_fold_stack_check_>: New case.
8558 <OPT_fstack_check>: Likewise.
8559 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8560 consistently in the test for variable-sized types. Adjust for
8561 new behaviour of flag_stack_check.
8562 * explow.c: Include except.h.
8563 (allocate_dynamic_stack_space): Do not take into account
8564 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8565 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8566 for variable-sized parameters. Treat all parameters whose size is
8567 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8568 stack checking is enabled.
8569 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8570 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8571 if generic stack checking is enabled.
8572 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8573 * reload1.c (reload): Likewise.
8574 * stmt.c (expand_decl): Assert that all automatic variables have
8575 fixed size at this point and remove dead code.
8576 * flags.h (stack_check_type): New enumeration type.
8577 (flag_stack_check): Declare.
8578 * toplev.c (flag_stack_check): New global variable.
8579 * Makefile.in (opts.o): Add dependency on EXPR_H.
8580 (explow.o): Add dependency on except.h.
8582 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8584 * config/avr/avr.c (avr_override_options): Reduce value of
8585 PARAM_INLINE_CALL_COST.
8587 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8589 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8590 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8591 lieu of TYPE_MODE (type) throughout.
8593 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8595 * config/arm/arm.c (add_minipool_backward_ref): Check for
8596 8-byte-aligned entries in second case of forcing insertion after a
8597 particular entry. Change third case to avoid inserting
8598 non-8-byte-aligned entries before 8-byte-aligned ones.
8600 2008-08-15 Richard Guenther <rguenther@suse.de>
8602 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8603 strip components for unknown size accesses.
8605 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8607 * config/s390/2097.md New file.
8608 * config/s390/s390.md ("z10prop" attribute): Define none,
8609 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8610 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8611 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8612 possible values and apply them to insns as appropriate.
8613 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8614 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8615 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8616 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8617 ("bfp" mode attribute): Removed. Every occurence replaced
8619 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8620 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8623 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8626 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8629 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8631 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8632 additional argument. Support reduction when duplication is needed due
8633 to data-types of different sizes in the loop.
8634 (get_initial_def_for_induction): Fix printout.
8635 (vect_get_vec_def_for_stmt_copy): Support case where the
8636 vec_stmt_for_operand is a phi node.
8637 (vectorizable_reduction): Support reduction when duplication is needed
8638 due to data-types of different sizes in the loop.
8639 (vectorizable_call): Remove restriction to not vectorize in case we
8640 have data-types of different sizes in the loop.
8641 (vectorizable_conversion): Likewise.
8642 (vectorizable_operation): Likewise.
8643 (vectorizable_type_demotion): Likewise.
8644 (vectorizable_type_promotion): Likewise.
8645 (vectorizable_induction): Add restriction to not vectorize in case
8646 we have data-types of different sizes in the loop.
8648 2008-08-14 Christophe Saout <christophe@saout.de>
8649 Uros Bizjak <ubizjak@gmail.com>
8652 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8653 (*vec_concatv2di_rex64_sse4_1): Ditto.
8654 (*vec_concatv2di_rex64_sse): Ditto.
8656 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8659 * fold-const.c (fold_widened_comparison): Do not allow
8660 sign changes that change the result even if shorter type
8661 is wider than arg1_unw's type.
8663 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8665 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8666 Skip if the multilib testing specifies -march that does not
8667 agree with the one specified in the testcase.
8669 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8671 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8672 zero extend SImode values being converted to TFmode before passing
8675 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8677 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8678 __PPU__ when targeting the Cell/B.E. PPU processor.
8680 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8682 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8683 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8684 Rematerialize the static chain, if any.
8685 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8688 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8690 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8691 (new_loc_descr): Likewise.
8692 (add_loc_descr): Likewise.
8693 (size_of_loc_descr): Likewise.
8694 (size_of_locs): Likewise.
8695 (output_loc_operands): Likewise.
8696 (output_loc_sequence): Likewise.
8697 (new_reg_loc_descr): New.
8698 (build_cfa_loc): Use it.
8699 (build_cfa_aligned_loc): Likewise.
8700 (one_reg_loc_descriptor): Likewise.
8701 (based_loc_descr): Likewise.
8703 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8706 * doc/invoke.texi (Wmain): Update.
8707 * c-decl.c (start_decl): warn_main is only 0 or 1.
8708 (start_function): Likewise. Fix formatting.
8709 (finish_function): Delete redundant warning.
8710 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8711 * c-opts (c_common_handle_option): -Wall only has effect if
8712 warn_main is uninitialized. OPT_Wmain is automatically
8713 handled. -pedantic also enables Wmain.
8714 (c_common_post_options): Handle all logic for Wmain here.
8715 * c-common.c (warn_main): Delete.
8716 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8717 * c-common.h (warn_main): Delete.
8719 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8722 * expr.c (emit_group_store): Allocate stack temp with the
8723 largest alignment when copying from register to stack.
8725 2008-08-13 Richard Guenther <rguenther@suse.de>
8727 * tree.h (maybe_fold_offset_to_address): Declare.
8728 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8729 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8730 Likewise for POINTER_PLUS_EXPR.
8731 (maybe_fold_offset_to_reference): Enable disabled code.
8732 (maybe_fold_offset_to_address): New function.
8733 (fold_stmt_r): Use it.
8734 (fold_gimple_assign): Likewise.
8735 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8736 (gimplify_expr): Likewise.
8738 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8740 * toplev.h (pedwarn_at): Fix declaration.
8742 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8744 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8745 LINK_SPEC): Use %R in -Y P argument.
8747 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8750 * diagnostic.c (pedwarn_at): New.
8751 * toplev.h (pedwarn_at): Declare.
8752 * c-tree.h (build_enumerator): Update declaration.
8753 * c-decl.c (finish_enum): Update comment.
8754 (build_enumerator): Take a location parameter. Give a pedwarn but do
8755 not perform any conversion.
8756 * c-parser.c (c_parser_enum_specifier): Set correct location for
8759 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8762 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8763 expressions except for conversions to signed:1 bitfields. Handle
8764 COND_EXPR with constant operands.
8766 2008-08-13 Richard Guenther <rguenther@suse.de>
8768 PR tree-optimization/15255
8769 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8770 (struct oecount_s): New struct and VEC types.
8772 (oecount_hash): New function.
8773 (oecount_eq): Likewise.
8774 (oecount_cmp): Likewise.
8775 (zero_one_operation): New function.
8776 (build_and_add_sum): Likewise.
8777 (undistribute_ops_list): Perform un-distribution of multiplication
8778 and division on the chain of summands.
8779 (should_break_up_subtract): Also break up subtracts for factors.
8780 (reassociate_bb): Delete dead visited statements.
8781 Call undistribute_ops_list. Re-sort and optimize if it did something.
8782 * passes.c (init_optimization_passes): Move DSE before
8784 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8787 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8789 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8791 * doc/invoke.texi: Revert unintended checkin.
8793 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8796 * gcc.c (include_spec_function): Tweak call to find_a_file.
8798 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8801 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8802 and TRUTH_ORIF_EXPR.
8803 * dojump.c (do_jump): Likewise.
8805 PR tree-optimization/37084
8806 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8807 if id->regimplify, don't assume stmt is a cast assignment.
8809 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8811 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8813 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8816 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8819 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8821 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8822 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8824 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8825 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8826 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8827 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8828 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8830 * doc/tm.texi (Storage Layout): Remove documentation for
8831 TARGET_FLOAT_FORMAT.
8833 * simplify-rtx.c (simplify_binary_operation_1): Replace
8834 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8836 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8838 * real.h (struct real_format): New member has_sign_dependent_rounding.
8839 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8840 spu_single_format, ieee_double_format, mips_double_format,
8841 motorola_double_format, ieee_extended_motorola_format,
8842 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8843 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8844 mips_extended_format, ieee_quad_format, mips_quad_format,
8845 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8846 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8848 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8849 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8850 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8851 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8852 (ROUND_TOWARDS_ZERO): Likewise.
8854 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8855 (FLOAT_MODE_FORMAT): New macro.
8856 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8857 (MODE_COMPOSITE_P): ... this new macro.
8858 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8859 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8860 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8862 * flags.h: Include "real.h".
8864 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8865 REAL_MODE_FORMAT_COMPOSITE_P.
8866 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8868 * doc/tm.texi (Storage Layout): Remove documentation of
8869 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8870 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8871 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8872 they only apply to libgcc2.a.
8874 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8876 * config/spu/float_disf.c: New file.
8877 * config/spu/float_unsdisf.c: New file.
8878 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8879 (LIB2FUNCS_EXCLUDE): Define.
8881 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8882 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8884 * real.h (struct real_format): New member round_towards_zero.
8885 * real.c (round_for_format): Respect fmt->round_towards_zero.
8886 (ieee_single_format, mips_single_format, motorola_single_format,
8887 spu_single_format, ieee_double_format, mips_double_format,
8888 motorola_double_format, ieee_extended_motorola_format,
8889 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8890 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8891 mips_extended_format, ieee_quad_format, mips_quad_format,
8892 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8893 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8895 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8896 real_format to choose rounding mode when calling MPFR functions.
8897 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8898 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8900 * real.h (real_to_decimal_for_mode): Add prototype.
8901 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8902 Respect target rounding mode when generating decimal representation.
8903 (real_to_decimal): New stub for backwards compatibility.
8904 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8905 real_to_decimal_for_mode instead of real_to_decimal.
8907 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8909 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8910 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8912 * real.c (spu_single_format): New variable.
8913 * real.h (spu_single_format): Declare.
8915 * config/spu/spu.c (spu_override_options): Install SFmode format.
8916 (spu_split_immediate): Use integer mode to operate on pieces of
8917 floating-point values in all cases.
8919 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8920 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8921 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8923 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8925 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8927 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8929 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8931 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8934 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8935 on the VAR_DECL instead of TYPE_READONLY on its type.
8937 2008-08-12 Ira Rosen <irar@il.ibm.com>
8939 * tree-vectorizer.c: Depend on langhooks.h.
8940 (supportable_widening_operation): Add two arguments. Support double
8942 (supportable_narrowing_operation): Likewise.
8943 * tree-vectorizer.h (supportable_widening_operation): Add two
8945 (supportable_narrowing_operation): Likewise.
8946 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8947 supportable_widening_operation with correct arguments.
8948 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8949 (vectorizable_type_demotion): Support double type conversions.
8950 (vectorizable_type_promotion): Likewise.
8951 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8953 2008-08-11 Michael Matz <matz@suse.de>
8955 * i386/i386.c (override_options): Move initialisation from
8956 flag_schedule_insns_after_reload to here from ...
8957 (optimization_options): ... here.
8959 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8961 PR rtl-optimization/36998
8962 * dwarf2out.c (compute_barrier_args_size_1,
8963 compute_barrier_args_size): Temporarily remove assertions.
8965 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8968 * tree-ssa.c (struct walk_data): Add new flag
8969 warn_possibly_uninitialized.
8970 (warn_uninitialized_var): Use it.
8971 (warn_uninitialized_vars): New.
8972 (execute_early_warn_uninitialized): Call it.
8973 (execute_late_warn_uninitialized): Likewise.
8975 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8978 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8981 2008-08-09 Jan Hubicka <jh@suse.cz>
8984 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8986 (expand_fix): Be prepared for expansion to fail.
8987 (expand_sfix_optab): Remove instructions if expansion failed.
8989 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8991 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8993 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8994 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8996 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8998 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8999 mips/t-libgcc-mips16 to tmake_file.
9000 * config/mips/mips-protos.h (mips_call_type): New enum.
9001 (mips_pic_base_register, mips_got_load): Declare.
9002 (mips_restore_gp): Take an rtx argument.
9003 (mips_use_pic_fn_addr_reg_p): Declare.
9004 (mips_expand_call): Replace the sibcall_p argument with
9005 a mips_call_type argument. Add a lazy_p parameter.
9006 (mips_split_call): Declare.
9007 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9008 (MIPS16_PIC_TEMP): Likewise.
9009 (reg_class): Delete M16_NA_REGS.
9010 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9011 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9012 (mips_split_hi_p): Declare.
9013 * config/mips/mips.c (mips_split_hi_p): New array.
9014 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9015 (mips_got_symbol_type_p): New function.
9016 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9017 (mips16_stub_function_p): New function.
9018 (mips16_local_function_p): Likewise.
9019 (mips_use_pic_fn_addr_reg_p): Likewise.
9020 (mips_cannot_force_const_mem): Return false for HIGHs.
9021 Extend CONST_INT and symbolic handling to MIPS16, using
9022 mips_symbol_insns to check that the base symbol type is a
9023 legitimate constant. Reject GOT-based constants if
9024 TARGET_MIPS16_PCREL_LOADS.
9025 (mips_const_insns): Check targetm.cannot_force_const_mem when
9026 decomposing a symbolic base and a large offset.
9027 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9028 When calling a function that needs $25 from MIPS16 code,
9029 move the target address into $25 separately and add a USE
9031 (mips16_gp_pseudo_reg): Insert the initializer immediately
9032 before the first real insn.
9033 (mips_pic_base_register, mips_got_load): New functions.
9034 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9035 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9036 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9037 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9038 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9039 also passing NULL_RTX rather than const0_rtx as the aux argument.
9040 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9041 instead of TARGET_EXPLICIT_RELOCS.
9042 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9043 (mips_load_call_address): Replace the sibcall_p argument with
9044 a mips_call_type argument. Use mips_got_load.
9045 (mips16_local_alias): New structure.
9046 (mips16_local_aliases): New variable.
9047 (mips16_local_aliases_hash): New function.
9048 (mips16_local_aliases_eq): Likewise.
9049 (mips16_local_alias): Likewise.
9050 (mips16_stub_function): Likewise.
9051 (mips16_build_function_stub): Create a local alias for the target
9052 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9053 .cpload directive and an R_MIPS_NONE relocation for the target
9054 function, then load the alias rather than the function itself.
9055 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9056 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9057 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9058 (mips16_build_call_stub): Replace the FN parameter with an
9059 FN_PTR parameter. Force the address into a register if it
9060 isn't a call_insn_operand; don't rely on the caller to do this.
9061 If a call to a locally-defined and locally-binding MIPS16
9062 function must be made indirectly, redirect the call to the
9063 function's local alias. Use mips16_stub_function_p,
9064 mips16_stub_function, mips_expand_call and use_reg.
9065 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9066 Use explicit %hi and %lo accesses where possible.
9067 Use MIPS_CALL to generate the correct code form of a
9068 jal instruction. Add clobbers of $18 instead of uses.
9069 Update the call to mips_emit_call_insn.
9070 (mips_expand_call): Replace the SIBCALL_P argument with a
9071 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9072 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9073 allowing it to modify the call address. Update the calls to
9074 mips_load_call_address and mips_emit_call_insn.
9075 (mips_split_call): New function.
9076 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9077 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9078 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9079 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9080 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9082 (mips_cprestore_slot): New function.
9083 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9084 and use mips_cprestore_slot.
9085 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9087 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9088 then use a copygp_mips16 instruction to set up $28.
9089 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9090 (mips16_lay_out_constants): Call split_all_insns_noflow.
9091 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9092 false if TARGET_MIPS16.
9093 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9094 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9095 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9096 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9097 MIPS16 code. Allow MIPS16 o32 PIC.
9098 (mips_override_options): Allow MIPS16 o32 PIC.
9099 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9100 after reload if TARGET_USE_GOT.
9101 (UNSPEC_COPYGP): New constant.
9102 (length): Use a default length of 8 for MIPS16 GOT loads.
9103 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9104 (*got_page<mode>): Check mips_split_hi_p.
9105 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9106 (unspec_got<mode>, unspec_call<mode>): New expanders.
9107 (load_got<mode>, load_call<mode>): Remove the length attributes.
9108 Use a got attribute instead of a type attribute.
9109 (copygp_mips16): New insn.
9110 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9111 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9112 (sibcall, sibcall_value, call, call_value): Update the calls
9113 to mips_expand_call.
9114 (call_internal, call_value_internal): Use mips_split_call.
9115 (call_value_multiple_internal): Likewise.
9116 (call_split): Move after call_internal (the insn it is split from).
9117 (call_internal_direct, call_value_internal_direct): Turn into
9118 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9119 (call_direct_split, call_value_direct_split): New patterns.
9120 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9121 and use M16_REGS instead of M16_NA_REGS.
9122 * config/mips/predicates.md (const_call_insn_operand): Replace
9123 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9124 mips_use_pic_fn_addr_reg_p check.
9125 (move_operand): Reject HIGHs if mips_split_hi_p.
9126 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9127 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9128 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9129 * config/mips/libgcc-mips16.ver: New file.
9130 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9131 $(srcdir)/config/mips/libgcc-mips16.ver.
9133 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9135 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9137 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9138 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9139 (mips16_cfun_returns_in_fpr_p): Likewise.
9141 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9143 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9144 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9145 rather than 4 to PC.
9147 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9149 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9150 (FUNCTION_PROFILER): Save the static chain pointer into $2
9151 beforehand and restore it aftewards.
9152 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9153 address directly into $25 and call the function through $25;
9154 do not clobber $3. Pad the DImode version to cover the space
9155 left by the deleted $25 <- $3 move.
9156 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9157 the removal of the $25 <- $3 move.
9158 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9159 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9161 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9162 Daniel Jacobowitz <dan@codesourcery.com>
9164 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9165 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9166 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9167 * config/mips/mips.c (mips_start_function_definition): New function.
9168 (mips_end_function_definition): Likewise.
9169 (mips_output_function_prologue): Use mips_start_function_definition.
9170 (mips_output_function_epilogue): Use mips_end_function_definition.
9171 (build_mips16_function_stub): Use mips_start_function_definition
9172 and mips_end_function_definition.
9173 (build_mips16_call_stub): Likewise.
9175 2008-08-09 Richard Guenther <rguenther@suse.de>
9177 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9178 * gimple.h (gimple_call_fn): Adjust comment.
9179 (gimple_call_set_fndecl): New function.
9180 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9181 longer having bare FUNCTION_DECL operand.
9182 (gimple_call_return_type): Likewise.
9183 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9185 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9186 (gimple_mod_pow2): Likewise.
9187 (gimple_mod_subtract): Likewise.
9188 (gimple_ic): Likewise.
9189 (gimple_stringop_fixed_value): Likewise.
9190 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9191 longer having bare FUNCTION_DECL operand.
9192 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9193 * omp-low.c (optimize_omp_library_calls): Likewise.
9194 * cgraphunit.c (update_call_expr): Likewise.
9195 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9196 (execute_convert_to_rsqrt): Likewise.
9197 * cfgexpand.c (gimple_to_tree): Simplify.
9198 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9199 bare FUNCTION_DECL operand.
9200 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9201 (convert_gimple_call): Use gimple_call_fndecl.
9202 * c-common.c (c_warn_unused_result): Likewise.
9204 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9207 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9208 (c_finish_return): Likewise.
9209 (c_start_case): Likewise.
9210 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9211 * c-parser.c (c_parser_condition): New. Call
9212 verify_sequence_points.
9213 (c_parser_paren_condition): Call c_parser_condition.
9214 (c_parser_for_statement): Call c_parser_condition.
9216 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9219 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9220 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9221 Moved from diagnostic.h
9222 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9224 (emit_diagnostic): New.
9225 (warning0, pedwarn0): Delete.
9226 (warning, warning_at, pedwarn, permerror): Return bool.
9227 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9228 Moved to diagnostic.c.
9229 (struct diagnostic_context): Use correct type for
9230 classify_diagnostic.
9231 (diagnostic_report_diagnostic): Update declaration.
9232 (emit_diagnostic): Declare.
9233 * errors.c (warning): Return bool.
9234 * errors.h (warning): Update declaration.
9235 * toplev.h (warning0, pedwarn0): Delete.
9236 (warning, warning_at, pedwarn, permerror): Return bool.
9237 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9238 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9239 inform. Update all calls.
9240 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9241 before giving informative note.
9242 (implicit_decl_warning): Likewise.
9243 * c-typeck.c (build_function_call): Likewise.
9244 * tree-sssa.c (warn_uninit): Likewise.
9245 * builtins.c (gimplify_va_arg_expr): Likewise.
9247 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9250 * doc/invoke.texi (-Wextra): Move warning from here...
9251 (-Wuninitialized): ... to here.
9253 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9256 * flags.h (set_Wunused): Delete
9257 * toplev.c (process_options): Handle Wunused flags here.
9258 * opts.c (maybe_warn_unused_parameter): Delete.
9259 (common_handle_option): Replace set_Wunused by warn_unused.
9260 (set_Wextra): Do not handle Wunused-parameter here.
9261 (set_Wunused): Delete.
9262 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9264 * common.opt (Wunused): Add Var and Init.
9265 (Wunused-function): Likewise.
9266 (Wunused-label): Likewise.
9267 (Wunused-parameter): Likewise.
9268 (Wunused-value): Likewise.
9269 (Wunused-variable): Likewise.
9271 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9273 * doc/invoke.texi: Add cpu_type power7.
9274 * config.in (HAVE_AS_VSX): New.
9275 * config.gcc: Add cpu_type power7.
9276 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9278 * configure: Regenerate.
9279 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9281 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9282 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9283 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9285 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9287 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9288 type to vectorize.builtin_conversion.
9289 (vectorizable_conversion): Likewise.
9290 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9291 integral type as input.
9292 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9294 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9295 and ALTIVEC_BUILTIN_VCTSXS.
9296 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9299 2008-08-08 Richard Guenther <rguenther@suse.de>
9301 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9302 (surely_varying_stmt_p): Calls are varying only if they are
9303 non-builtin and not indirect or have no result.
9304 (ccp_fold): Re-instantiate code before the tuples merge.
9306 2008-08-08 Richard Guenther <rguenther@suse.de>
9308 PR tree-optimization/37056
9309 * gimple.h (gimple_assign_rhs_class): New helper function.
9310 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9311 unary operations properly.
9313 2008-08-07 Jan Hubicka <jh@suse.cz>
9315 * i386.h (ix86_size_cost): Declare.
9316 (ix86_cur_cost): New function macro.
9317 * i386.md (peepholes expanding size and splitters): Predicate by
9318 optimize_insn_for_speed_p.
9319 (peepholes reduce size and splitters): Predicate by
9320 optimize_insn_for_size_p.
9321 * i386.c (ix86_size_cost): Rename from ...
9322 (size_cost): This one.
9323 (override_options): Update.
9324 (decide_alg): Likewise.
9325 (ix86_expand_clear): Use RTL profile.
9326 (ix86_pad_returns): Use RTL profile.
9328 2008-08-07 Jan Hubicka <jh@suse.cz>
9330 * recog.c (split_all_insns): Set RTL profile
9331 (peephole2_optimize): Likewise.
9332 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9333 * combine.c (combine_instructions): Likewise.
9335 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9337 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9339 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9341 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9342 value in a6 after the set_frame_ptr insn.
9344 2008-08-07 Richard Henderson <rth@redhat.com>
9347 * gcc.c (cpp_options): Pass along -g*.
9349 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9351 * config/arm/arm.c (output_move_neon): Update comment describing
9352 big-endian vector layout.
9353 (arm_assemble_integer): Do not handle big-endian NEON vectors
9355 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9356 neon_vget_lane<mode>_sext_internal,
9357 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9358 element indices for big-endian.
9360 2008-08-07 Richard Henderson <rth@redhat.com>
9362 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9363 * configure, config.in: Rebuild.
9364 * debug.h (dwarf2out_do_cfi_asm): Declare.
9365 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9366 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9367 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9368 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9370 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9372 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9373 movv2si_internal): Combine into mov<mode>_internal.
9374 (movv2si_internal_2): Remove.
9376 2008-08-07 Jan Hubicka <jh@suse.cz>
9379 * i386.md (single stringop patterns): Enable unconditionally.
9381 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9384 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9386 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9387 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9389 * config/i386/sse.md (sse2_movq128): New.
9391 * doc/extend.texi: Document __builtin_ia32_movq128.
9393 2008-08-07 Richard Guenther <rguenther@suse.de>
9396 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9397 pointers can access anything.
9399 2008-08-06 Jan Hubicka <jh@suse.cz>
9401 * optabs.c (emit_unop_insn): Break out to ...
9402 (maybe_emit_unop_insn): ... this one.
9403 (expand_sfix_optab): Use maybe variant.
9404 * optabs.h (maybe_emit_unop_insn): Declare.
9406 * i386.md (mov0 patterns): Enable by default.
9407 (FP conversion expanders): Disable expansion of code expanding
9408 sequences when instruction should be optimized for size.
9409 (single strinop patterns): Enable when optimizing for size.
9410 (string expanders): Disable expanding of code expanding sequences
9411 when optimizning instruction for size.
9412 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9414 (ix86_fp_comparison_sahf_cost): Likewise.
9415 (ix86_expand_branch): Likewise.
9416 (ix86_expand_ashl_const): Likewise.
9417 (ix86_split_ashl): Likewise.
9418 (ix86_expand_strlen): Likewise.
9419 (ix86_emit_fp_unordered_jump): Likewie.
9421 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9423 * c-common.c: Fix typo.
9424 (c_common_reswords): Activate more C++ keyword warnings.
9426 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9428 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9431 * diagnostic.c (permerror_at): New.
9432 * toplev.h (permerror_at): Declare.
9434 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9435 Ira Rosen <irar@il.ibm.com>
9437 * tree-vect-transform.c (vect_model_simple_cost): Return
9438 immediately if stmt is pure SLP.
9439 (vect_model_store_cost): Ditto.
9440 (vect_model_load_cost): Ditto.
9441 (vectorizable_store): Remove PURE_SLP check before call
9442 to vect_model_store_cost.
9443 (vect_model_store_cost): When checking whether stmt describe
9444 strided access, add a check that it is not slp_node.
9446 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9449 * c-common.c (warn_for_sign_compare): New. Handle separately the
9450 case that 'constant' is zero.
9451 * c-typeck.c (build_binary_op): Move code to c-common.c
9453 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9455 * config/alpha/alpha.c (alpha_preferred_reload_class,
9456 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9457 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9458 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9459 * config/arm/arm.md: Likewise.
9460 * config/avr/avr-protos.h (preferred_reload_class,
9461 test_hard_reg_class, avr_simplify_comparison_p,
9462 out_shift_with_cnt, class_max_nregs): Likewise.
9463 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9464 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9465 preferred_reload_class, test_hard_reg_class): Likewise.
9466 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9467 bfin_memory_move_cost, bfin_secondary_reload,
9468 bfin_output_mi_thunk): Likewise.
9469 * config/crx/crx.c (crx_secondary_reload_class,
9470 crx_memory_move_cost): Likewise.
9471 * config/frv/frv-protos.h (frv_secondary_reload_class,
9472 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9473 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9474 frv_secondary_reload_class, frv_class_likely_spilled_p,
9475 frv_class_max_nregs): Likewise.
9476 * config/h8300/h8300.c (h8300_classify_operand,
9477 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9479 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9480 * config/ia64/ia64.c (ia64_preferred_reload_class,
9481 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9482 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9483 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9485 * config/m68hc11/m68hc11.c (preferred_reload_class,
9486 m68hc11_memory_move_cost): Likewise.
9487 * config/mcore/mcore.c (mcore_secondary_reload_class,
9488 mcore_reload_class): Likewise.
9489 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9490 mips_class_max_nregs, mips_cannot_change_mode_class,
9491 mips_preferred_reload_class, mips_secondary_reload_class,
9492 mips_output_mi_thunk): Likewise.
9493 * config/mmix/mmix.c (mmix_preferred_reload_class,
9494 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9496 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9498 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9499 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9500 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9501 * config/rs6000/rs6000.c (paired_expand_vector_init,
9502 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9503 compare_section_name, rs6000_memory_move_cost): Likewise.
9504 * config/s390/s390.c (s390_emit_compare_and_swap,
9505 s390_preferred_reload_class, s390_secondary_reload,
9506 legitimize_pic_address, legitimize_tls_address,
9507 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9508 s390_class_max_nregs): Likewise.
9509 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9510 * config/s390/s390.md: Likewise.
9511 * config/score/score-protos.h (score_secondary_reload_class,
9512 score_preferred_reload_class): Likewise.
9513 * config/score/score.c (score_preferred_reload_class,
9514 score_secondary_reload_class): Likewise.
9515 * config/score/score3.c (score3_output_mi_thunk,
9516 score3_preferred_reload_class, score3_secondary_reload_class,
9517 score3_hard_regno_mode_ok): Likewise.
9518 * config/score/score3.h (score3_preferred_reload_class,
9519 score3_secondary_reload_class): Likewise.
9520 * config/score/score7.c (score7_output_mi_thunk,
9521 score7_preferred_reload_class, score7_secondary_reload_class,
9522 score7_hard_regno_mode_ok): Likewise.
9523 * config/score/score7.h (score7_preferred_reload_class,
9524 score7_secondary_reload_class): Likewise.
9525 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9526 output_branchy_insn, add_constant, gen_block_redirect,
9527 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9528 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9529 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9530 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9531 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9532 xstormy16_preferred_reload_class): Likewise.
9533 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9534 xtensa_expand_atomic, override_options,
9535 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9537 * reorg.c (try_merge_delay_insns): Likewise.
9538 * tree.c (merge_dllimport_decl_attributes): Likewise.
9540 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9542 2008-08-06 Michael Matz <matz@suse.de>
9544 * Makefile.in (write_entries_to_file): Quote words.
9545 * gengtype.c: (read_input_line): Skip over leading white-space.
9547 2008-08-06 Marc Gauthier <marc@tensilica.com>
9549 * config.gcc: Match more processor names for Xtensa.
9550 * configure.ac: Likewise.
9551 * doc/install.texi (Specific): Likewise.
9552 * configure: Regenerate.
9554 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9556 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9557 * calls.c (avoid_likely_spilled_reg): Likewise.
9558 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9559 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9560 * config/i386/i386.c (ix86_expand_special_args_builtin,
9561 ix86_secondary_reload): Likewise.
9562 * except.c (struct eh_region, gen_eh_region_catch,
9563 remove_unreachable_regions, duplicate_eh_regions,
9564 assign_filter_values, build_post_landing_pads,
9565 sjlj_find_directly_reachable_regions, remove_eh_handler,
9566 reachable_next_level, foreach_reachable_handler,
9567 can_throw_internal_1, can_throw_external_1,
9568 collect_one_action_chain): Likewise.
9569 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9570 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9571 * function.c (update_temp_slot_address, instantiate_new_reg,
9572 instantiate_virtual_regs_in_rtx,
9573 instantiate_virtual_regs_in_insn): Likewise.
9574 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9575 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9576 gimplify_cleanup_point_expr): Likewise.
9577 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9578 * passes.c (next_pass_1): Likewise.
9579 * print-tree.c (print_node_brief, print_node): Likewise.
9580 * profile.c (branch_prob): Likewise.
9581 * tree-dump.c (dump_register): Likewise.
9582 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9584 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9585 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9586 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9587 copy_arguments_for_versioning, copy_static_chain): Likewise.
9588 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9589 add_new_name_mapping, register_new_name_mapping): Likewise.
9590 * tree-mudflap.c (mf_xform_derefs): Likewise.
9591 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9592 get_init_expr, combine_chains): Likewise.
9593 * tree-pretty-print.c (dump_generic_node): Likewise.
9594 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9595 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9596 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9597 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9599 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9602 * calls.c (expand_call): Use the biggest preferred stack
9605 2008-08-06 Michael Matz <matz@suse.de>
9608 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9609 for reused reload, instead of overwriting them.
9611 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9614 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9615 for incoming stack boundary.
9617 * function.c (assign_parm_find_entry_rtl): Update
9618 parm_stack_boundary.
9620 * function.h (rtl_data): Add parm_stack_boundary.
9622 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9623 parm_stack_boundary for incoming stack boundary.
9625 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9627 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9628 for unrepresentable subregs or treat them as equal to other regs
9629 or subregs with the same register number.
9631 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9634 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9637 2008-08-06 Jan Hubicka <jh@suse.cz>
9639 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9640 frequencies might be hot.
9642 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9644 * reload.c (find_reloads): Force constants into literal pool
9645 also if they are wrapped in a SUBREG.
9647 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9650 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9651 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9652 Don't allow predicated instructions for data speculation.
9653 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9656 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9658 * haifa-sched.c (extend_global): Split to extend_global_data and
9659 extend_region_data. Update all uses.
9660 (extend_all): Rename to extend_block_data.
9662 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9664 * sched-rgn.c (new_ready): Check if instruction can be
9665 speculatively scheduled before attempting speculation.
9666 (debug_rgn_dependencies): Remove wrongful assert.
9668 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9670 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9672 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9674 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9675 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9676 va_size, and type_size.
9678 2008-08-04 Jason Merrill <jason@redhat.com>
9681 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9682 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9684 2008-08-05 Richard Henderson <rth@redhat.com>
9686 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9687 * configure: Rebuild.
9689 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9692 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9693 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9696 2008-08-05 Richard Henderson <rth@redhat.com>
9698 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9699 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9700 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9701 * common.opt (fdwarf2-cfi-asm): New.
9702 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9703 * config.in, configure: Rebuild.
9704 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9705 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9707 (dw2_force_const_mem): Externalize.
9708 * dwarf2asm.h: Update.
9709 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9710 generate a real label.
9711 (output_cfi_directive): New.
9712 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9713 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9714 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9716 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9717 (output_loc_operands_raw, output_loc_sequence_raw): New.
9718 (output_cfa_loc_raw): New.
9720 2008-08-05 Paul Brook <paul@codesourcery.com>
9722 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9723 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9724 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9725 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9726 * config/arm/arm.h (TARGET_VFPD32): Define.
9727 (TARGET_VFP3): Use TARGET_VFPD32.
9728 (fputype): Add FPUTYPE_VFP3D16.
9729 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9730 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9731 * config/arm/arm-cores.def: Add cortex-r4f.
9732 * config/arm/arm-tune.md: Regenerate.
9734 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9736 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9737 Reword some comments throughout the file.
9739 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9740 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9741 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9742 MFC_MIN_DMA_LIST_ELEMENTS.
9743 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9744 MFC_MAX_DMA_LIST_ELEMENTS.
9746 (MFC_START_ENABLE): Remove PPU-only define.
9747 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9748 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9750 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9751 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9752 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9753 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9754 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9755 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9756 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9758 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9759 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9760 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9761 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9763 (spu_read_machine_status): Fix typo.
9765 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9767 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9768 SUBREG of multi-word hard register.
9769 * config/spu/spu.c (valid_subreg): Likewise.
9770 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9772 2008-08-04 Richard Guenther <rguenther@suse.de>
9774 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9775 the candidate with the stripped base if that base is different
9776 from the original base even for offset zero.
9778 2008-08-04 Richard Guenther <rguenther@suse.de>
9781 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9782 check for no_overflow.
9784 2008-08-04 Richard Guenther <rguenther@suse.de>
9786 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9788 2008-08-04 Paul Brook <paul@codesourcery.com>
9790 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9791 (arm_order_regs_for_local_alloc): New function.
9792 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9794 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9796 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9799 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9800 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9801 (ix86_expand_epilogue): Likewise.
9803 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9805 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9808 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9810 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9811 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9812 (*movv2sf_internal_rex64): Ditto.
9814 2008-08-03 Jan Hubicka <jh@suse.cz>
9816 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9817 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9818 * expmed.c (expand_smod_pow2): Likewise.
9820 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9823 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9824 alternative 0 of operand 1.
9825 (*vec_concatv2di_rex64_sse): Ditto.
9826 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9828 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9829 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9830 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9831 (*movv2sf_internal_rex64): Ditto.
9833 2008-08-02 Richard Guenther <rguenther@suse.de>
9836 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9837 (ssedoublesizemode): New mode attribute.
9838 (sse_shufps): Call gen_sse_shufps_v4sf.
9839 (sse_shufps_1): Macroize.
9840 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9841 (sse2_shufpd_1): Macroize.
9842 (vec_extract_odd, vec_extract_even): New expanders.
9843 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9844 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9845 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9846 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9847 (ix86_expand_vector_set): Likewise.
9848 (ix86_expand_reduc_v4sf): Likewise.
9850 2008-08-01 Doug Kwan <dougkwan@google.com>
9852 * matrix-reorg.c: Re-enable all code.
9853 (struct malloc_call_data): Change CALL_STMT to gimple type.
9854 (collect_data_for_malloc_call): Tuplify.
9855 (struct access_site_info): Change STMT to gimple type.
9856 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9857 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9858 (struct free_info): Change STMT to gimple type.
9859 (struct matrix_access_phi_node): Change PHI to gimple type.
9860 (get_inner_of_cast_expr): Remove.
9861 (may_flatten_matrices_1): Tuplify.
9862 (may_flatten_matrices): Ditto.
9863 (mark_min_matrix_escape_level): Ditto.
9864 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9865 (ssa_accessed_in_call_rhs): New
9866 (ssa_accessed_in_assign_rhs): New
9867 (record_access_alloc_site_info): Tuplify.
9868 (add_allocation_site): Ditto.
9869 (analyze_matrix_allocation_site): Ditto.
9870 (analyze_transpose): Ditto.
9871 (get_index_from_offset): Ditto.
9872 (update_type_size): Ditto.
9873 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9874 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9875 (analyze_accesses_for_phi_node): Tuplify.
9876 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9877 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9878 (analyze_matrix_accesses): Tuplify.
9879 (check_var_data): New call-back type for check_var_notmodified_p.
9880 (check_var_notmodified_p): Tuplify and use call-back struct to
9881 return statement found.
9882 (can_calculate_expr_before_stmt): Factor out statement related code
9884 (can_calculate_stmt_before_stmt): New.
9885 (check_allocation_function): Tuplify.
9886 (find_sites_in_func): Ditto.
9887 (record_all_accesses_in_func): Ditto.
9888 (transform_access_sites): Ditto.
9889 (transform_allocation_sites): Ditto.
9890 (matrix_reorg): Re-enable.
9891 (gate_matrix_reorg): Re-enable.
9893 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9895 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9896 for labels for which it hasn't been set yet. If it has been set,
9897 stop walking insns and continue with next worklist item.
9898 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9899 if the only BARRIER is at the very end of a function.
9901 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9903 * cfgexpand.c (expand_stack_alignment): Assert that
9904 stack_realign_drap and drap_rtx must match.
9906 * function.c (instantiate_new_reg): If DRAP is used to realign
9907 stack, replace virtual_incoming_args_rtx with internal arg
9910 2008-08-01 Richard Guenther <rguenther@suse.de>
9912 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9913 loop information only if we initialized it.
9914 (execute_pre): Call fini_pre with in_fre.
9915 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9916 if we do not unroll because we hit max-completely-peeled-insns.
9917 Use our estimation for consistency, do allow shrinking.
9919 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9921 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9922 with MIN_STACK_BOUNDARY.
9923 (ix86_update_stack_boundary): Likewise.
9924 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9927 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9928 (MIN_STACK_BOUNDARY): This.
9930 2008-08-01 Richard Guenther <rguenther@suse.de>
9933 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9935 2008-08-01 Richard Guenther <rguenther@suse.de>
9937 PR tree-optimization/36988
9938 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9939 do not matter if that doesn't change volatile qualification.
9941 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9943 * configure.ac: Do not generate libada-mk. Do not subst
9945 * libada-mk.in: Remove.
9946 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9947 * configure: Regenerate.
9949 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9951 * tree-pass.h: Added comment about not dumping passes with name
9952 starting with star in struct opt_pass.
9953 * passes.c (register_dump_files_1): Don't do dump for a pass with
9954 name starting with star.
9955 * doc/passes.texi (Pass manager): Mention pass names and special
9956 meaning of star prefix to avoid dump.
9958 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9960 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9962 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9963 (ISA_MIPS64R2): New macro.
9964 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9965 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9966 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9967 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9968 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9969 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9970 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9971 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9972 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9973 Move up to keep list alphabetically sorted.
9974 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9975 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9977 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9978 (-march=@var{arch}): Add mips64r2.
9980 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9982 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9984 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9986 * expr.c (expand_assignment): Check for complete type.
9988 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9991 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9993 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9994 for stack alignment.
9996 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9998 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10000 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10001 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10003 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10005 PR rtl-optimization/36419
10006 * dwarf2out.c (barrier_args_size): New variable.
10007 (compute_barrier_args_size, compute_barrier_args_size_1): New
10009 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10010 if not called yet in the current function, use barrier_args_size
10011 array to find the new args_size value.
10012 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10014 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10017 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10020 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10023 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10024 (dwarf2out_stack_adjust): Use it.
10025 (dwarf2out_frame_debug_expr): Likewise.
10027 2008-07-31 Richard Guenther <rguenther@suse.de>
10029 PR tree-optimization/36978
10030 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10031 the generated condition.
10033 2008-07-31 Richard Guenther <rguenther@suse.de>
10035 * passes.c (init_optimization_passes): Always call
10036 pass_early_warn_uninitialized.
10037 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10038 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10039 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10041 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10044 * builtins.c (maybe_emit_free_warning): New function.
10045 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10046 maybe_emit_free_warning for BUILT_IN_FREE.
10049 * dwarf2out.c (get_context_die): New function.
10050 (force_decl_die, force_type_die): Use it.
10051 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10052 returns NULL, force generation of DW_TAG_typedef and put that into
10055 PR preprocessor/36649
10056 * c-pch.c (c_common_read_pch): Save and restore
10057 line_table->trace_includes across PCH restore.
10059 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10062 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10064 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10067 * final.c (call_from_call_insn): Handle COND_EXEC.
10069 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10071 * builtins.c (std_gimplify_va_arg_expr): Replace
10072 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10073 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10075 2008-07-30 Joey Ye <joey.ye@intel.com>
10076 H.J. Lu <hongjiu.lu@intel.com>
10078 * builtins.c (expand_builtin_setjmp_receiver): Replace
10079 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10080 (expand_builtin_apply_args_1): Likewise.
10081 (expand_builtin_longjmp): Need DRAP for stack alignment.
10082 (expand_builtin_apply): Likewise.
10084 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10085 instead of assign_stack_local to allow alignment reduction.
10087 * calls.c (emit_call_1): Need DRAP for stack alignment if
10089 (expand_call): Replace virtual_incoming_args_rtx with
10090 crtl->args.internal_arg_pointer.
10091 * stmt.c (expand_nl_goto_receiver): Likewise.
10093 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10094 alignment and store to stack_alignment_estimated and
10095 max_used_stack_slot_alignment.
10096 (expand_one_var): Likewise.
10097 (expand_stack_alignment): New function.
10098 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10099 and stack_alignment_estimated fields in rtl_data. Call
10100 expand_stack_alignment at end.
10102 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10103 (MAX_STACK_ALIGNMENT): Likewise.
10104 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10105 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10107 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10108 stack alignment when generating virtual registers.
10110 * function.c (assign_stack_local): Renamed to ...
10111 (assign_stack_local_1): This. Add a parameter to indicate
10112 if it is OK to reduce alignment.
10113 (assign_stack_local): Use it.
10114 (instantiate_new_reg): Instantiate virtual incoming args rtx
10115 to vDRAP if stack realignment and DRAP is needed.
10116 (assign_parms): Collect parameter/return type alignment and
10117 contribute to stack_alignment_estimated.
10118 (locate_and_pad_parm): Likewise.
10119 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10120 with crtl->args.internal_arg_pointer.
10122 * function.h (rtl_data): Add new field drap_reg,
10123 max_used_stack_slot_alignment, stack_alignment_estimated,
10124 stack_realign_needed, need_drap, stack_realign_processed and
10125 stack_realign_finalized.
10126 (stack_realign_fp): New macro.
10127 (stack_realign_drap): Likewise.
10129 * global.c (compute_regsets): Frame pointer is needed when
10130 stack is realigned. Can eliminate frame pointer when stack is
10131 realigned and dynamic realigned argument pointer isn't used.
10133 * reload1.c (update_eliminables): Frame pointer is needed
10134 when stack is realigned.
10135 (init_elim_table): Can eliminate frame pointer when stack is
10136 realigned and dynamic realigned argument pointer isn't used.
10138 * rtl.h (assign_stack_local_1): Declare new funtion.
10140 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10141 (TARGET_GET_DRAP_RTX): Likewise.
10142 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10143 TARGET_GET_DRAP_RTX.
10145 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10147 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10148 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10150 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10151 H.J. Lu <hongjiu.lu@intel.com>
10153 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10154 vdrap_reg, stack_realign and drap_reg_saved.
10155 (add_cfi): Don't allow redefining CFA when DRAP is used.
10156 (reg_save): Handle stack alignment.
10157 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10158 alignment. Don't generate DWARF information for (set fp sp)
10160 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10162 (int_loc_descriptor): Move prototype forward. Also define if
10163 DWARF2_UNWIND_INFO is true.
10164 (output_cfa_loc): Handle DW_CFA_expression.
10165 (build_cfa_aligned_loc): New.
10166 (based_loc_descr): Update assert for stack realign. For local
10167 variables, use sp+offset when stack is aligned without drap and
10168 fp+offset when stack is aligned with drap. For arguments, use
10169 cfa+offset when drap is used to align stack.
10171 2008-07-30 Joey Ye <joey.ye@intel.com>
10172 H.J. Lu <hongjiu.lu@intel.com>
10174 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10176 (ix86_gen_andsp): New.
10177 (ix86_user_incoming_stack_boundary): Likewise.
10178 (ix86_default_incoming_stack_boundary): Likewise.
10179 (ix86_incoming_stack_boundary): Likewise.
10180 (ix86_can_eliminate): Likewise.
10181 (find_drap_reg): Likewise.
10182 (ix86_update_stack_boundary): Likewise.
10183 (ix86_get_drap_rtx): Likewise.
10184 (ix86_finalize_stack_realign_flags): Likewise.
10185 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10186 (TARGET_GET_DRAP_RTX): Likewise.
10187 (override_options): Overide option value for new options.
10188 (ix86_function_ok_for_sibcall): Remove check for
10189 force_align_arg_pointer.
10190 (ix86_handle_cconv_attribute): Likewise.
10191 (ix86_function_regparm): Likewise.
10192 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10193 (ix86_va_start): Replace virtual_incoming_args_rtx with
10194 crtl->args.internal_arg_pointer.
10195 (ix86_select_alt_pic_regnum): Check DRAP register.
10196 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10197 (ix86_compute_frame_layout): Compute frame layout wrt stack
10199 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10200 (ix86_expand_prologue): Decide if stack realignment is needed
10201 and generate prologue code accordingly.
10202 (ix86_expand_epilogue): Generate epilogue code wrt stack
10203 realignment is really needed or not.
10205 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10206 (ABI_STACK_BOUNDARY): Likewise.
10207 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10208 (STACK_REALIGN_DEFAULT): Likewise.
10209 (INCOMING_STACK_BOUNDARY): Likewise.
10210 (MAX_STACK_ALIGNMENT): Likewise.
10211 (ix86_incoming_stack_boundary): Likewise.
10212 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10213 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10214 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10215 (machine_function): Remove force_align_arg_pointer.
10217 * config/i386/i386.md (BX_REG): New.
10218 (R13_REG): Likewise.
10220 * config/i386/i386.opt (mforce_drap): New.
10221 (mincoming-stack-boundary): Likewise.
10222 (mstackrealign): Add Init(-1).
10224 * config/i386/i386-protos.h (ix86_can_eliminate): New
10226 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10228 * doc/extend.texi: Update force_align_arg_pointer.
10230 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10233 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10234 (INCOMING_STACK_BOUNDARY): Likewise.
10235 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10236 (TARGET_GET_DRAP_RTX): Likewise.
10238 2008-07-30 Andreas Schwab <schwab@suse.de>
10240 PR rtl-optimization/36929
10241 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10242 add_insn_before and fix argument order.
10243 (replace_inc_dec_mem): Handle NULL rtx.
10245 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10247 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10249 (arm_compute_initial_elimination_offset): Use it.
10250 (arm_compute_save_reg_mask): Include static chain save slot when
10251 calculating alignment.
10252 (arm_get_frame_offsets): Ditto.
10253 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10254 that we can use to decrement the stack when the stack decrement
10255 could be too big for an immediate value in a single insn.
10256 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10258 2008-07-30 Richard Guenther <rguenther@suse.de>
10260 PR tree-optimization/36967
10261 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10262 Release defs of statements we remove.
10264 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10266 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10267 instead of NULL_RTVEC.
10269 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10273 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10276 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10278 * final.c (call_from_call_insn): New.
10279 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10281 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10283 * configure.ac: Substitute ADA_CFLAGS.
10284 * configure: Regenerate.
10285 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10286 * Makefile.in: Remove mention of X_* variables.
10287 * config/pa/x-ada-hpux10: Remove.
10288 * config/pa/x-ada: Remove.
10290 * doc/fragments.texi: Update.
10292 2008-07-30 Olivier Hainque <hainque@adacore.com>
10294 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10295 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10296 __dso_handle explicitly here.
10298 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10301 * c-typeck.c (build_binary_op): Encapsulate code into...
10302 * c-common.c (shorten_binary_op): ...this new function.
10303 (conversion_warning): Use the new function. Handle non-negative
10304 constant in bitwise-and.
10305 * c-common.h (shorten_binary_op): Declare.
10307 2008-07-30 Olivier Hainque <hainque@adacore.com>
10309 * scan.c (make_sstring_space): Add explicit conversions of
10310 allocator's return value.
10311 * fix-header.c (recognized_function): Likewise.
10313 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10315 * doc/cpp.texi: Update to GFDL 1.2.
10316 * doc/gcc.texi: Do not list GPL as Invariant Section.
10317 * doc/gccint.texi: Likewise. Update copyright years.
10318 * doc/install.texi: Update copyright years.
10320 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10323 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10324 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10326 2008-07-29 Jan Hubicka <jh@suse.cz>
10328 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10329 (grokdeclarator): Likewise.
10330 * langhooks.c (lhd_warn_unused_global_decl): Use
10331 DECL_DECLARED_INLINE_P.
10332 * print-tree.c (print_node): Remove DECL_INLINE check.
10334 2008-07-29 Richard Guenther <rguenther@suse.de>
10336 PR tree-optimization/36945
10337 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10338 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10339 Record invariant addresses un-decomposed.
10340 (copy_reference_ops_from_call): Record reference call
10341 arguments properly. Simplify.
10342 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10343 helper split out from ...
10344 (create_component_ref_by_pieces): ... here. Simplify.
10345 Prepare for recursive invocation for call arguments.
10346 (create_expression_by_pieces): Adjust call to
10347 create_component_ref_by_pieces.
10348 (compute_avail): Process operand 2 of reference ops.
10350 2008-07-29 Richard Guenther <rguenther@suse.de>
10352 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10354 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10356 * c-format.c (check_format_types): Revert unwanted checkin.
10358 2008-07-29 Jan Hubicka <jh@suse.cz>
10360 * flags.h (flag_really_no_inline): Remove.
10361 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10362 * toplev.c (flag_really_no_inline): Remove.
10363 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10364 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10365 (cgraph_decide_inlining_incrementally): Likewise.
10366 (compute_inline_parameters): Likewise.
10367 * opts.c (decode_options): Simplify.
10368 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10369 * common.opt (finline): Initialize to 1.
10370 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10372 2008-07-29 Jan Hubicka <jh@suse.cz>
10374 * predict.c (always_optimize_for_size_p): New function.
10375 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10376 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10377 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10379 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10380 * function.c (prepare_function_start): Set default profile.
10381 * function.h (rtl_data): Add maybe_hot_insn_p.
10382 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10383 (construct_exit_block): Likewise.
10384 (tree_expand_cfg): Likewise.
10386 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10387 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10388 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10389 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10392 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10395 * c-decl.c (merge_decls): Merge USED flags.
10397 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10399 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10400 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10401 next_stack, lab_false and lab_over trees.
10403 2008-07-28 Richard Guenther <rguenther@suse.de>
10405 PR tree-optimization/36957
10406 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10407 (useless_type_conversion_p): Remove.
10408 (types_compatible_p): Remove.
10409 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10410 (useless_type_conversion_p): Declare.
10411 (types_compatible_p): Declare.
10412 (gimple_expr_type): Return the base type only if it is
10413 trivially convertible to the subtype.
10415 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10417 * configure.ac: Use the m4_do macro to concatenate the warnings into
10418 one string in ACX_PROG_CC_WARNING_OPTS,
10419 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10420 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10421 * configure: Regenerate.
10423 2008-07-28 Richard Guenther <rguenther@suse.de>
10425 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10426 (insert_fake_stores): Remove.
10427 (realify_fake_stores): Likewise.
10428 (execute_pre): Remove dead code.
10429 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10430 (find_func_aliases): Deal with it here instead.
10431 Re-enable gcc_unreachable call.
10433 2008-07-28 Richard Guenther <rguenther@suse.de>
10435 Merge from gimple-tuples-branch.
10437 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10438 * gimple.def: New file.
10439 * gsstruct.def: Likewise.
10440 * gimple-iterator.c: Likewise.
10441 * gimple-pretty-print.c: Likewise.
10442 * tree-gimple.c: Removed. Merged into ...
10443 * gimple.c: ... here. New file.
10444 * tree-gimple.h: Removed. Merged into ...
10445 * gimple.h: ... here. New file.
10447 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10448 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10449 --enable-checking=gimple flag.
10450 * config.in: Likewise.
10451 * configure: Regenerated.
10453 * tree-ssa-operands.h: Tuplified.
10454 * tree-vrp.c: Likewise.
10455 * tree-loop-linear.c: Likewise.
10456 * tree-into-ssa.c: Likewise.
10457 * tree-ssa-loop-im.c: Likewise.
10458 * tree-dump.c: Likewise.
10459 * tree-complex.c: Likewise.
10460 * cgraphbuild.c: Likewise.
10461 * tree-ssa-threadupdate.c: Likewise.
10462 * tree-ssa-loop-niter.c: Likewise.
10463 * tree-pretty-print.c: Likewise.
10464 * tracer.c: Likewise.
10465 * gengtype.c: Likewise.
10466 * tree-loop-distribution.c: Likewise.
10467 * tree-ssa-loop-unswitch.c: Likewise.
10468 * cgraph.c: Likewise.
10469 * cgraph.h: Likewise.
10470 * tree-ssa-loop-manip.c: Likewise.
10471 * value-prof.c: Likewise.
10472 * tree-ssa-loop-ch.c: Likewise.
10473 * tree-tailcall.c: Likewise.
10474 * value-prof.h: Likewise.
10475 * tree.c: Likewise.
10476 * tree.h: Likewise.
10477 * tree-pass.h: Likewise.
10478 * ipa-cp.c: Likewise.
10479 * tree-scalar-evolution.c: Likewise.
10480 * tree-scalar-evolution.h: Likewise.
10481 * target.h: Likewise.
10482 * lambda-mat.c: Likewise.
10483 * tree-phinodes.c: Likewise.
10484 * diagnostic.h: Likewise.
10485 * builtins.c: Likewise.
10486 * tree-ssa-alias-warnings.c: Likewise.
10487 * cfghooks.c: Likewise.
10488 * fold-const.c: Likewise.
10489 * cfghooks.h: Likewise.
10490 * omp-low.c: Likewise.
10491 * tree-ssa-dse.c: Likewise.
10492 * ipa-reference.c: Likewise.
10493 * tree-ssa-uncprop.c: Likewise.
10494 * toplev.c: Likewise.
10495 * tree-gimple.c: Likewise.
10496 * tree-gimple.h: Likewise.
10497 * tree-chrec.c: Likewise.
10498 * tree-chrec.h: Likewise.
10499 * tree-ssa-sccvn.c: Likewise.
10500 * tree-ssa-sccvn.h: Likewise.
10501 * cgraphunit.c: Likewise.
10502 * tree-ssa-copyrename.c: Likewise.
10503 * tree-ssa-ccp.c: Likewise.
10504 * tree-ssa-loop-ivopts.c: Likewise.
10505 * tree-nomudflap.c: Likewise.
10506 * tree-call-cdce.c: Likewise.
10507 * ipa-pure-const.c: Likewise.
10508 * c-format.c: Likewise.
10509 * tree-stdarg.c: Likewise.
10510 * tree-ssa-math-opts.c: Likewise.
10511 * tree-ssa-dom.c: Likewise.
10512 * tree-nrv.c: Likewise.
10513 * tree-ssa-propagate.c: Likewise.
10514 * ipa-utils.c: Likewise.
10515 * tree-ssa-propagate.h: Likewise.
10516 * tree-ssa-alias.c: Likewise.
10517 * gimple-low.c: Likewise.
10518 * tree-ssa-sink.c: Likewise.
10519 * ipa-inline.c: Likewise.
10520 * c-semantics.c: Likewise.
10521 * dwarf2out.c: Likewise.
10522 * expr.c: Likewise.
10523 * tree-ssa-loop-ivcanon.c: Likewise.
10524 * predict.c: Likewise.
10525 * tree-ssa-loop.c: Likewise.
10526 * tree-parloops.c: Likewise.
10527 * tree-ssa-address.c: Likewise.
10528 * tree-ssa-ifcombine.c: Likewise.
10529 * matrix-reorg.c: Likewise.
10530 * c-decl.c: Likewise.
10531 * tree-eh.c: Likewise.
10532 * c-pretty-print.c: Likewise.
10533 * lambda-trans.c: Likewise.
10534 * function.c: Likewise.
10535 * langhooks.c: Likewise.
10536 * ebitmap.h: Likewise.
10537 * tree-vectorizer.c: Likewise.
10538 * function.h: Likewise.
10539 * langhooks.h: Likewise.
10540 * tree-vectorizer.h: Likewise.
10541 * ipa-type-escape.c: Likewise.
10542 * ipa-type-escape.h: Likewise.
10543 * domwalk.c: Likewise.
10544 * tree-if-conv.c: Likewise.
10545 * profile.c: Likewise.
10546 * domwalk.h: Likewise.
10547 * tree-data-ref.c: Likewise.
10548 * tree-data-ref.h: Likewise.
10549 * tree-flow-inline.h: Likewise.
10550 * tree-affine.c: Likewise.
10551 * tree-vect-analyze.c: Likewise.
10552 * c-typeck.c: Likewise.
10553 * gimplify.c: Likewise.
10554 * coretypes.h: Likewise.
10555 * tree-ssa-phiopt.c: Likewise.
10556 * calls.c: Likewise.
10557 * tree-ssa-coalesce.c: Likewise.
10558 * tree.def: Likewise.
10559 * tree-dfa.c: Likewise.
10560 * except.c: Likewise.
10561 * except.h: Likewise.
10562 * cfgexpand.c: Likewise.
10563 * tree-cfgcleanup.c: Likewise.
10564 * tree-ssa-pre.c: Likewise.
10565 * tree-ssa-live.c: Likewise.
10566 * tree-sra.c: Likewise.
10567 * tree-ssa-live.h: Likewise.
10568 * tree-predcom.c: Likewise.
10569 * lambda.h: Likewise.
10570 * tree-mudflap.c: Likewise.
10571 * ipa-prop.c: Likewise.
10572 * print-tree.c: Likewise.
10573 * tree-ssa-copy.c: Likewise.
10574 * ipa-prop.h: Likewise.
10575 * tree-ssa-forwprop.c: Likewise.
10576 * ggc-page.c: Likewise.
10577 * c-omp.c: Likewise.
10578 * tree-ssa-dce.c: Likewise.
10579 * tree-vect-patterns.c: Likewise.
10580 * tree-ssa-ter.c: Likewise.
10581 * tree-nested.c: Likewise.
10582 * tree-ssa.c: Likewise.
10583 * lambda-code.c: Likewise.
10584 * tree-ssa-loop-prefetch.c: Likewise.
10585 * tree-inline.c: Likewise.
10586 * tree-inline.h: Likewise.
10587 * tree-iterator.c: Likewise.
10588 * tree-optimize.c: Likewise.
10589 * tree-ssa-phiprop.c: Likewise.
10590 * tree-vect-transform.c: Likewise.
10591 * tree-object-size.c: Likewise.
10592 * tree-outof-ssa.c: Likewise.
10593 * cfgloop.c: Likewise.
10594 * system.h: Likewise.
10595 * tree-profile.c: Likewise.
10596 * cfgloop.h: Likewise.
10597 * c-gimplify.c: Likewise.
10598 * c-common.c: Likewise.
10599 * tree-vect-generic.c: Likewise.
10600 * tree-flow.h: Likewise.
10601 * c-common.h: Likewise.
10602 * basic-block.h: Likewise.
10603 * tree-ssa-structalias.c: Likewise.
10604 * tree-switch-conversion.c: Likewise.
10605 * tree-ssa-structalias.h: Likewise.
10606 * tree-cfg.c: Likewise.
10607 * passes.c: Likewise.
10608 * ipa-struct-reorg.c: Likewise.
10609 * ipa-struct-reorg.h: Likewise.
10610 * tree-ssa-reassoc.c: Likewise.
10611 * cfgrtl.c: Likewise.
10612 * varpool.c: Likewise.
10613 * stmt.c: Likewise.
10614 * tree-ssanames.c: Likewise.
10615 * tree-ssa-threadedge.c: Likewise.
10616 * langhooks-def.h: Likewise.
10617 * tree-ssa-operands.c: Likewise.
10618 * config/alpha/alpha.c: Likewise.
10619 * config/frv/frv.c: Likewise.
10620 * config/s390/s390.c: Likewise.
10621 * config/m32c/m32c.c: Likewise.
10622 * config/m32c/m32c-protos.h: Likewise.
10623 * config/spu/spu.c: Likewise.
10624 * config/sparc/sparc.c: Likewise.
10625 * config/i386/i386.c: Likewise.
10626 * config/sh/sh.c: Likewise.
10627 * config/xtensa/xtensa.c: Likewise.
10628 * config/stormy16/stormy16.c: Likewise.
10629 * config/ia64/ia64.c: Likewise.
10630 * config/rs6000/rs6000.c: Likewise.
10631 * config/pa/pa.c: Likewise.
10632 * config/mips/mips.c: Likewise.
10634 2008-07-28 Simon Baldwin <simonb@google.com>
10636 * c-pragma.c (handle_pragma_message): New function.
10637 (init_pragma): Register handle_pragma_message.
10638 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10641 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10643 PR tree-optimization/35252
10644 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10645 REALPART_EXPR to be considered as same load operation.
10647 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10649 PR tree-optimization/36830
10650 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10651 (expressions_equal_p): Return false if only one operand is null.
10653 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10655 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10656 version requirements.
10658 2008-07-26 Olivier Hainque <hainque@adacore.com>
10660 * collect2.c (symkind): New enum. Symbol kinds we care about.
10661 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10662 code and head comment accordingly.
10663 (scan_prog_file): Use symkind names instead of bare integers.
10665 2008-07-25 Jan Hubicka <jh@suse.cz>
10667 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10669 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10670 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10671 * dojump.c (clear_pending_stack_adjust): Likewise.
10672 * print-tree.c (print_node): Ignore DECL_INLINE.
10673 * tree-inline.c (inlinable_function_p): Likewise.
10675 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10677 * doc/extend.texi (hot attribute): Document that the hot attribute
10678 turns on -O3 for some ports.
10679 (cold attribute): Document that the cold attribute turns on -Os
10682 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10683 reflect function specific option support.
10685 * target.h (struct target_option_hooks): Add fields to say whether
10686 the cold attribute implies -Os and the hot attribute implies -O3.
10688 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10689 By default, do not turn on -Os for cold functions.
10690 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10691 not turn on -O3 for hot functions.
10693 * c-common.c (handle_hot_attribute): Use target hook to determine
10694 if hot functions should enable -O3.
10695 (handle_cold_attribute): Use target hook to determine if cold
10696 functions should enable -Os.
10698 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10699 (override_options): Move disable scheduling to
10700 optimization_options.
10701 (optimization_options): Disable scheduling here, not
10703 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10704 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10706 * config/ia64/ia64.c (ia64_override_options): Move setting
10707 scheduling flags to ia64_optimization_options.
10708 (ia64_optimization_options): Disable scheduling options here, and
10709 not in ia64_override_options.
10710 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10711 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10713 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10716 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10718 2008-07-25 Martin Jambor <mjambor@suse.cz>
10720 PR tree-optimization/36926
10721 * ipa-prop.c (ipa_analyze_call_uses): Call
10722 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10724 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10726 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10727 movv2si_internal): Add mem = reg alternative.
10729 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10732 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10733 DEFAULT_PCC_STRUCT_RETURN to 127.
10735 2008-07-24 Jan Hubicka <jh@suse.cz>
10737 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10738 (build_cgraph_edges): Likewise.
10739 * cgraph.c (cgraph_node): Do not update assembler hash.
10740 (cgraph_remove_node): Drop non-unit-at-a-time code.
10741 * tree-pass.h (pass_O0_always_inline): Remove.
10742 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10743 * toplev.c (process_options): Flag unit-at-a-time does not imply
10744 no section anchors.
10745 * cgraphunit.c: Update comments.
10746 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10747 (cgraph_assemble_pending_functions): Remove.
10748 (cgraph_reset_node): Drop non-unit-at-a-time code.
10749 (cgraph_finalize_function): Likewise.
10750 (cgraph_analyze_function): Likewise.
10751 (cgraph_finalize_compilation_unit): Likewise.
10752 (cgraph_expand_function): Likewise.
10753 (cgraph_optimize): Likesise.
10754 (save_inline_function_body): Likewise.
10755 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10756 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10757 * ipa-inline.c: Update comments.
10758 (enum inlining_mode): remove INLINE_SPEED.
10759 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10760 (cgraph_mark_inline_edge): Likewise.
10761 (try_inline): Likewise.
10762 (cgraph_decide_inlining_incrementally): Likewise.
10763 (cgraph_gate_inlining): Remove.
10764 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10765 (cgraph_gate_early_inlining): Likewise.
10766 (gate_inline_passes): Remove.
10767 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10768 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10769 pass_O0_always_inline): Remove.
10770 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10771 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10772 * opts.c (no_unit_at_a_time_default): Remove.
10773 (decode_options): Remove flag_unit_at_a_time reset and warning.
10774 * opts.h (no_unit_at_a_time_default): Remove.
10775 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10776 early in GNU dialect.
10777 (merge_decls): Update comment; drop unit-at-a-time check.
10778 (finish_decl): Likewise.
10779 (grok_declaration): Remove flag_inline_trees code.
10780 (finish_functions): Return on function returning non-void on all
10782 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10783 * cfgexpand.c (expand_one_static_var): Remove.
10784 (expand_one_var): Remove expand_one_static_var call.
10785 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10786 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10787 and flag_unit_at_a-time compatibility checks.
10788 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10789 * tree-inline.c (flag_inline_trees): Remove.
10790 (inlinable_function_p): Don't check it.
10791 (expand_call_inline): Remove non-unit-at-a-time code.
10792 * tree-inline.h (flag_inline_trees): Remove.
10793 * tree-optimize.c (execute_early_local_optimizations): Remove
10794 unit-at-a-time checks.
10795 (tree_rest_of_compilation): Likewise.
10796 * combine.c (setup_incoming_promotions): Likewise.
10797 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10798 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10799 * passes.c (pass_inline_parameters): Update comments; remove
10800 O0_alwaysinline pass.
10801 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10802 (execute_one_pass): Likewise.
10803 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10804 (ix86_function_sseregparm): Likewise.
10805 * arm.c (arm_function_in_section_p): Likewise.
10806 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10807 * varpool.c: Update comments.
10808 (decide_is_variable_needed): Remove unit-at-a-time checks.
10809 (varpool_finalize_decl): Likewise.
10811 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10813 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10814 to 2 instead of -1.
10815 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10817 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10819 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10820 imp symbol extension.
10822 2008-07-23 Ian Lance Taylor <iant@google.com>
10824 * tree-vrp.c (infer_value_range): Ignore asm statements when
10825 looking for memory accesses for -fdelete-null-pointer-checks.
10827 2008-07-24 Ben Elliston <bje@au.ibm.com>
10829 * config/spu/spu-c.c (__vector_keyword): New variable.
10830 (vector_keyword): Likewise.
10831 (spu_categorize_keyword): New function.
10832 (spu_macro_to_expand): Likewise.
10833 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10834 compiling an ISO C dialect.
10836 2008-07-24 Ben Elliston <bje@au.ibm.com>
10838 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10839 conventional usage.
10841 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10843 * configure: Regenerate.
10844 * configure.ac: Require texinfo 4.7.
10845 * doc/install.texi: Document texinfo 4.7 requirement.
10847 2008-07-23 Martin Jambor <mjambor@suse.cz>
10849 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10850 rather than for DECL_SAVED_TREE.
10851 * ipa-prop.c: Include diagnostic.h.
10852 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10854 (ipa_detect_param_modifications): Function rewritten from scratch.
10855 (ipa_compute_jump_functions): Changed accesses to modification flags.
10856 (ipa_free_node_params_substructures): Update flags destruction.
10857 (ipa_node_duplication_hook): Update flags duplication.
10858 (ipa_print_all_params_modified): Updated flag access.
10859 * ipa-prop.h (struct ipa_param_flags): New structure.
10860 (struct ipa_node_params): New field modification_analysis_done,
10861 modified_flags changed into param_flags.
10862 (ipa_is_ith_param_modified): Changed to use new flags.
10863 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10865 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10866 ipa-cp.c and split into two functions.
10867 (ipa_print_node_jump_functions): New function.
10868 (compute_scalar_jump_functions): New function.
10869 (type_like_member_ptr_p): New function.
10870 (compute_pass_through_member_ptrs): New function.
10871 (fill_member_ptr_cst_jump_function): New function.
10872 (determine_cst_member_ptr): New function.
10873 (compute_cst_member_ptr_arguments): New function.
10874 (ipa_compute_jump_functions): Complete rewrite.
10875 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10876 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10877 (struct ipa_member_ptr_cst): New structure.
10878 (union jump_func_value): New field member_cst.
10879 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10880 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10881 jump function types.
10882 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10883 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10884 instead of ipcp_print_all_jump_functions.
10885 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10886 only for replacable scalars.
10888 * doc/invoke.texi (Optimize options): Add description of
10889 -findirect-inlining.
10890 * common.opt (flag_indirect_inlining): New flag.
10891 * opts.c (decode_options): Set flag_indirect_inlining when
10894 * ipa-inline.c: Include ipa-prop.h.
10895 (inline_indirect_intraprocedural_analysis): New function.
10896 (inline_generate_summary): Allocate parameter and argument info
10897 structures, call inline_indirect_intraprocedural_analysis on each
10898 node when doing indirect inlining and deallocate indirect inlining
10899 data structures in the end.
10900 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10901 (free_all_ipa_structures_after_iinln): New function.
10902 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10904 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10906 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10907 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10908 of computing the frequency separately.
10909 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10910 of computing the frequency separately.
10911 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10912 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10913 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10914 (ipa_get_stmt_member_ptr_load_param): New function.
10915 (ipa_is_ssa_with_stmt_def): New function.
10916 (ipa_note_param_call): New function.
10917 (ipa_analyze_call_uses): New function.
10918 (ipa_analyze_stmt_uses): New function.
10919 (ipa_analyze_params_uses): New function.
10920 (ipa_free_node_params_substructures): Also free the param_calls linked
10922 (ipa_node_duplication_hook): Also duplicate the param_calls
10924 (ipa_print_node_param_flags): New function.
10925 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10926 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10927 * ipa-prop.h (struct ipa_param_flags): New field called.
10928 (struct ipa_param_call_note): New structure.
10929 (struct ipa_node_params): New fields param_calls and
10930 uses_analysis_done.
10931 (ipa_is_ith_param_called): New function.
10932 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10933 ipa_analyze_params_uses and dump parameter flags.
10935 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10936 ipa_propagate_indirect_call_infos if performing indirect inlining,
10937 pass a new parameter new_edges to it.
10938 (add_new_edges_to_heap): New fucntion.
10939 (cgraph_decide_inlining_of_small_functions): New vector
10940 new_indirect_edges for newly found indirect edges , call
10941 ipa_propagate_indirect_call_infos after inlining.
10942 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10943 inlining if performing indirect inlining. Call
10944 free_all_ipa_structures_after_iinln when doing so too.
10945 (inline_generate_summary): Do not call
10946 free_all_ipa_structures_after_iinln here.
10947 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10948 (print_edge_addition_message): New function.
10949 (update_call_notes_after_inlining): New function.
10950 (propagate_info_to_inlined_callees): New function.
10951 (ipa_propagate_indirect_call_infos): New function.
10952 * ipa-prop.h: Include cgraph.h
10953 (struct ipa_param_call_note): Fields reordered, new field processed.
10954 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10955 flag indirect_call.
10956 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10957 rediscovered call statements.
10958 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10959 (dump_cgraph_node): Dump also the indirect_call flag.
10960 (cgraph_clone_edge): Copy also the indirect_call flag.
10961 * tree-inline.c (copy_bb): Do not check for fndecls from call
10962 expressions, check for edge availability when moving clones.
10963 (get_indirect_callee_fndecl): New function.
10964 (expand_call_inline): If callee declaration is not apprent from
10965 the statement, try calling get_indirect_callee_fndecl. Do not
10966 issue warnings or call sorry when not inlinings an indirect edge.
10967 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10969 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10970 bit more frandly to matching.
10971 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10972 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10973 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10975 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10978 * opth-gen.awk: Suppress function specific features when building
10980 * optc-gen.awk: Ditto.
10982 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10985 * diagnostic.c (pedwarn): Add opt parameter.
10987 * c-tree.h (pedwarn_init): Add opt parameter.
10988 (pedwarn_c90): Likewise.
10989 (pedwarn_c99): Likewise.
10990 * c-errors.c (pedwarn_c99): Likewise.
10991 (pedwarn_c90): Likewise.
10992 * toplev.h (pedwarn): Update declaration.
10993 (pedwarn0): Declare.
10994 * c-lex.c: All calls to pedwarn changed.
10995 * builtins.c: All calls to pedwarn changed.
10996 * toplev.c: All calls to pedwarn changed.
10997 * c-decl.c: All calls to pedwarn changed.
10998 * c-typeck.c: All calls to pedwarn changed.
10999 * c-common.c: All calls to pedwarn changed.
11000 * c-parser.c: All calls to pedwarn changed.
11002 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11003 Karthik Kumar <karthikkumar@gmail.com>
11005 * attribs.c (file scope): Include c-common.h.
11006 (decl_attributes): Add support for #pragma GCC optimize and
11007 #pragma GCC option.
11009 * targhooks.c (default_can_inline_p): New function that is the
11010 default for the TARGET_CAN_INLINE_P target hook.
11012 * targhooks.h (default_can_inline_p): Add declaration.
11014 * tree.c (cl_optimization_node): New static tree for building
11015 OPTIMIZATION_NODE tree.
11016 (cl_target_option_node): New static tree for building
11017 TARGET_OPTION_NODE tree.
11018 (cl_option_hash_table): New hash table for hashing
11019 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11020 (cl_option_hash_hash): New function to provide the hash value for
11021 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11022 (cl_option_hash_eq): New function to provide an equality test for
11023 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11024 (tree_code_size): Add support for OPTIMIZATION_NODE and
11025 TARGET_OPTION_NODE trees.
11026 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11027 TARGET_OPTION_NODE trees.
11028 (build_optimization_node): Build a tree that has all of the
11029 current optimization options.
11030 (build_target_option_node): Build a tree that has the target
11031 options that might be changed on a per function basis.
11033 * tree.h (file scope): Include options.h.
11034 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11035 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11036 (TREE_OPTIMIZATION): Ditto.
11037 (TREE_TARGET_SPECIFIC): Ditto.
11038 (struct tree_function_decl): Add fields for remembering the
11039 current optimization options and target specific options.
11040 (struct tree_optimization_option): New tree variant that remembers
11041 the optimization options.
11042 (struct tree_target_option): New tree variant that remembers the
11043 target specific flags that might change for compiling a particular
11045 (union tree_node): Include tree_optimization_option and
11046 tree_target_option fields.
11047 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11048 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11049 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11050 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11051 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11052 optimization and target options.
11053 (optimization_default_node): New macro to refer to global_trees
11055 (optimization_current_node): Ditto.
11056 (optimization_cold_node): Ditto.
11057 (optimization_hot_node): Ditto.
11058 (target_option_default_node): Ditto.
11059 (target_option_current_node): Ditto.
11060 (current_option_pragma): Ditto.
11061 (current_optimize_pragma): Ditto.
11063 * target.h (struct gcc_target): Add valid_option_attribute_p,
11064 target_option_save, target_option_restore, target_option_print,
11065 target_option_pragma_parse, and can_inline_p hooks.
11067 * toplev.h (parse_optimize_options): Add declaration.
11068 (fast_math_flags_struct_set_p): Ditto.
11070 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11071 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11074 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11075 tree_can_inline_p hook to see if one function can inline another.
11076 (cgraph_decide_inlining): Ditto.
11077 (cgraph_decide_inlining_incrementally): Ditto.
11079 * opts.c (decode_options): Add support for running multiple times
11080 to allow functions with different target or optimization options
11081 than was specified on the command line.
11082 (fast_math_flags_struct_set_p): New function that is similar to
11083 fast_math_flags_set_p, except it uses the values in the
11084 cl_optimization structure instead of global variables.
11086 * optc-gen.awk: Add support for TargetSave to allow a back end to
11087 declare new fields that need to be saved when using function
11088 specific options. Include flags.h and target.h in the options.c
11089 source. Add support for Save to indicate which options can be set
11090 for individual functions. Generate cl_optimize_save,
11091 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11092 cl_target_option_restore, cl_target_option_print functions to
11093 allow functions to use different optimization or target options.
11095 * opt-functions.awk (var_type_struct): Return the type used for
11096 storing the field in a structure.
11098 * opth-gen.awk: Add support for TargetSave to allow a back end to
11099 declare new fields that need to be saved when using function
11100 specific options. Add support for Save to indicate which options
11101 can be set for individual functions. Only generate one extern for
11102 Mask fields. Generate cl_optimization and cl_target_option
11103 structures to remember optimization and target options.
11105 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11106 collecting new tree nodes.
11107 (TS_TARGET_OPTION): Ditto.
11109 * c-decl.c (merge_decls): Merge function specific target and
11110 optimization options.
11112 * function.c (invoke_set_current_function_hook): If the function
11113 uses different optimization options, change the global variables
11116 * coretypes.h (struct cl_optimization): Add forward reference.
11117 (struct cl_target_option): Ditto.
11119 * c-pragma.c (option_stack): New static vector to remember the
11120 current #pragma GCC option stack.
11121 (handle_pragma_option): New function to support #pragma GCC option
11122 to change target options.
11123 (optimize_stack): New static vector to remember the current
11124 #pragma GCC optimize stack.
11125 (handle_pragma_optimize): New function to support #pragma GCC
11126 optimize to change optimization options.
11127 (init_pragma): Add support for #pragma GCC optimize and #pragma
11130 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11131 optimization options.
11132 (TARGET_OPTION_NODE): New tree code for remembering certain target
11135 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11136 TARGET_OPTION_NODE trees.
11138 * common.opt (-O): Add Optimization flag.
11140 (-fmath-errno): Ditto.
11141 (-falign-functions): Add UInteger flag to make sure flag gets full
11142 int in cl_optimization structure.
11143 (-falign-jumps): Ditto.
11144 (-falign-labels): Ditto.
11145 (-falign-loops): Ditto.
11146 (-fsched-stalled-insns): Ditto.
11147 (-fsched-stalled-insns-dep): Ditto.
11149 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11151 (TARGET_OPTION_SAVE): Ditto.
11152 (TARGET_OPTION_RESTORE): Ditto.
11153 (TARGET_OPTION_PRINT): Ditto.
11154 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11155 (TARGET_CAN_INLINE_P): Ditto.
11156 (TARGET_INITIALIZER): Add new hooks.
11158 * tree-inline.c (tree_can_inline_p): New function to determine
11159 whether one function can inline another. Check if the functions
11160 use compatible optimization options, and also call the backend
11163 * tree-inline.h (tree_can_inline_p): Add declaration.
11165 * c-common.c (c_common_attribute): Add support for option and
11166 optimize attributes.
11167 (handle_option_attribute): Add support for the option attribute to
11168 allow the user to specify different target options for compiling a
11170 (handle_optimize_attribute): Add support for the optimize
11171 attribute to allow the user to specify different optimization
11172 options for compiling a specific function.
11173 (handle_hot_attribute): Turn on -O3 optimization for this one
11174 function if it isn't the default optimization level.
11175 (handle_cold_attribute): Turn on -Os optimization for this one
11176 function if it insn't the default optimization.
11177 (const_char_p): New const char * typedef.
11178 (optimize_args): New static vector to remember the optimization
11180 (parse_optimize_options): New function to set up the optimization
11181 arguments from either the optimize attribute or #pragma GCC optimize.
11183 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11184 (builtin_define_std): Ditto.
11186 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11187 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11188 (x86_64-*-*): Ditto.
11190 * Makefile.in (TREE_H): Add options.h.
11191 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11193 * doc/extend.texi (option attribute): Document new attribute.
11194 (optimize attribute): Ditto.
11195 (hot attribute): Document hot attribute sets -O3.
11196 (cold attribute): Document cold attribute sets -Os.
11197 (#pragma GCC option): Document new pragma.
11198 (#pragma GCC optimize): Ditto.
11200 * doc/options.texi (TargetSave): Document TargetSave syntax.
11201 (UInteger): Document UInteger must be used for certain flags.
11202 (Save): Document Save option to create target specific options
11203 that can be saved/restored on a function specific context.
11205 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11206 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11208 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11209 (TARGET_OPTION_SAVE): Ditto.
11210 (TARGET_OPTION_RESTORE): Ditto.
11211 (TARGET_OPTION_PRINT): Ditto.
11212 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11213 (TARGET_CAN_INLINE_P): Ditto.
11215 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11217 (-mfpmath=both): Ditto.
11219 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11220 Karthik Kumar <karthikkumar@gmail.com>
11222 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11223 (TARGET_POPCNT): Ditto.
11224 (TARGET_SAHF): Ditto.
11225 (TARGET_AES): Ditto.
11226 (TARGET_PCLMUL): Ditto.
11227 (TARGET_CMPXCHG16B): Ditto.
11228 (TARGET_RECIP): Move switch into target_flags.
11229 (TARGET_FUSED_MADD): Ditto.
11230 (ix86_arch_features): Make an unsigned char type.
11231 (ix86_tune_features): Ditto.
11232 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11233 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11234 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11236 * config/i386/i386.opt (arch): New TargetSave field to define
11237 fields that need to be saved for function specific option support.
11240 (branch_cost): Ditto.
11241 (ix86_isa_flags_explicit): Ditto.
11242 (tune_defaulted): Ditto.
11243 (arch_specified): Ditto.
11244 (-m128-long-double): Add Save flag to save option for target
11245 specific option support.
11247 (-maccumulate-outgoing-args): Ditto.
11248 (-malign-double): Ditto.
11249 (-malign-stringops): Ditto.
11250 (-mfancy-math-387): Ditto.
11251 (-mhard-float): Ditto.
11252 (-mieee-fp): Ditto.
11253 (-minline-all-stringops): Ditto.
11254 (-minline-stringops-dynamically): Ditto.
11255 (-mms-bitfields): Ditto.
11256 (-mno-align-stringops): Ditto.
11257 (-mno-fancy-math-387): Ditto.
11258 (-mno-push-args): Ditto.
11259 (-mno-red-zone): Ditto.
11260 (-mpush-args): Ditto.
11261 (-mred-zone): Ditto.
11263 (-msseregparm): Ditto.
11264 (-mstack-arg-probe): Ditto.
11276 (-mno-sse4): Ditto.
11279 (-mrecip): Move flag into target_flags.
11281 (-mno-fused-madd): Ditto.
11282 (-mfused-madd): Ditto.
11283 (-mabm): Move flag into ix86_isa_flags.
11290 * config/i386/i386-c.c: New file for #pragma support.
11291 (ix86_target_macros_internal): New function to #define or #undef
11292 target macros based when the user uses the #pragma GCC option to
11293 change target options.
11294 (ix86_pragma_option_parse): New function to add #pragma GCC option
11296 (ix86_target_macros): Move defining the target macros here from
11297 TARGET_CPU_CPP_BUILTINS in i386.h.
11298 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11299 defined, initialize any subtarget #pragmas.
11301 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11302 REGISTER_TARGET_PRAGMAS.
11304 * config/i386/t-i386: New file for x86 dependencies.
11305 (i386.o): Make dependencies mirror the include files used.
11306 (i386-c.o): New file, add dependencies.
11308 * config/i386/i386-protos.h (override_options): Add bool argument.
11309 (ix86_valid_option_attribute_tree): Add declaration.
11310 (ix86_target_macros): Ditto.
11311 (ix86_register_macros): Ditto.
11313 * config/i386/i386.c (ix86_tune_features): Move initialization of
11314 the target masks to initial_ix86_tune_features to allow functions
11315 to have different target options. Make type unsigned char,
11316 instead of unsigned int.
11317 (initial_ix86_tune_features): New static vector to hold processor
11318 masks for the tune variables.
11319 (ix86_arch_features): Move initialization of the target masks to
11320 initial_ix86_arch_features to allow functions to have different
11321 target options. Make type unsigned char, instead of unsigned int.
11322 (initial_ix86_arch_features): New static vector to hold processor
11323 masks for the arch variables.
11324 (enum ix86_function_specific_strings): New enum to describe the
11325 string options used for attribute((option(...))).
11326 (ix86_target_string): New function to return a string that
11327 describes the target options.
11328 (ix86_debug_options): New function to print the current options in
11330 (ix86_function_specific_save): New function hook to save the
11331 function specific global variables in the cl_target_option structure.
11332 (ix86_function_specific_restore): New function hook to restore the
11333 function specific variables from the cl_target_option structure to
11334 the global variables.
11335 (ix86_function_specific_print): New function hook to print the
11336 target specific options in the cl_target_option structure.
11337 (ix86_valid_option_attribute_p): New function hook to validate
11338 attribute((option(...))) arguments.
11339 (ix86_valid_option_attribute_tree): New function that is common
11340 code between attribute((option(...))) and #pragma GCC option
11341 support that parses the options and returns a tree holding the options.
11342 (ix86_valid_option_attribute_inner_p): New helper function for
11343 ix86_valid_option_attribute_tree.
11344 (ix86_can_inline_p): New function hook to decide if one function
11345 can inline another on a target specific basis.
11346 (ix86_set_current_function); New function hook to switch target
11347 options if the user used attribute((option(...))) or #pragma GCC
11349 (ix86_tune_defaulted): Move to static file scope from
11351 (ix86_arch_specified): Ditto.
11352 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11354 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11355 (OPTION_MASK_ISA_ABM_SET): Ditto.
11356 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11357 (OPTION_MASK_ISA_CX16_SET): Ditto.
11358 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11359 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11360 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11361 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11362 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11363 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11364 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11365 (struct ptt): Move to static file scope from override_options.
11366 (processor_target_table): Ditto.
11367 (cpu_names): Ditto.
11368 (ix86_handle_option): Add support for options that are now isa options.
11369 (override_options): Add support for declaring functions that
11370 support different target options than were specified on the
11371 command line. Move struct ptt, processor_target_table, cpu_names,
11372 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11373 Add bool argument. Fix up error messages so the appropriate error
11374 is given for either command line or attribute.
11375 (ix86_previous_fndecl): New static to remember previous function
11376 declaration to see if we need to change target options.
11377 (ix86_builtins_isa): New array to record the ISA of each builtin
11379 (def_builtin): Always create the builtin function, even if the
11380 current ISA doesn't support it.
11381 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11382 tests for those builtins.
11383 (ix86_init_builtins): Remove TARGET_MMX test for calling
11384 ix86_init_mmx_sse_builtins.
11385 (ix86_expand_builtin): If the current ISA doesn't support a given
11386 builtin, signal an error.
11387 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11388 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11389 (TARGET_OPTION_SAVE): Ditto.
11390 (TARGET_OPTION_RESTORE): Ditto.
11391 (TARGET_OPTION_PRINT): Ditto.
11392 (TARGET_CAN_INLINE_P): Ditto.
11394 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11396 * c-typeck.c (build_external_ref): Don't call assemble_external.
11397 * final.c (output_operand): Call assemble_external.
11399 2008-07-21 DJ Delorie <dj@redhat.com>
11401 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11402 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11404 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11406 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11407 original insn and splitter contents into ...
11408 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11409 flag_unsafe_math_optimizations. Add dummy scratch register.
11410 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11411 !flag_unsafe_math_optimizations. Returns number with next
11412 highest magnitude if this is still less or equal to the true
11413 quotient in magnitude.
11415 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11417 * Makefile.in: Replace toplev.h with TOPLEV_H.
11418 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11419 * c-lex.c (fe_file_change): Don't set in_system_header.
11420 * c-parser.c (c_token): Remove in_system_header.
11421 (c_lex_one_token): Don't set in_system_header.
11422 (c_parser_set_source_position_from_token): Don't set in_system_header.
11423 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11426 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11427 * flags.h (in_system_header): Remove.
11428 * function.c (saved_in_system_header): Remove.
11429 (push_cfun): Don't set in_system_header.
11430 (pop_cfun): Don't set in_system_header.
11431 (push_struct_function): Don't set in_system_header.
11432 * input.h (expanded_location): Add sysp.
11433 (in_system_header_at): New.
11434 (in_system_header): New.
11435 * toplev.c (in_system_header): Remove.
11436 * toplev.h: Include input.h
11438 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11439 * tree-ssa.c (warn_uninit): Call warning_at.
11440 (warn_uninitialized_var): Update calls to warn_uninit.
11441 (warn_uninitialized_phi): Update calls to warn_uninit.
11442 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11443 (expand_location): Initialize xloc.sysp.
11444 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11445 (tree_decl_with_vis): Remove in_system_header_flag.
11447 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11450 * recog.c (asm_operand_ok): Change the order of the extra
11451 memory constraint checks.
11453 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11456 * tree-switch-conversion.c (build_one_array): Call
11457 varpool_mark_needed_node and varpool_finalize_decl
11458 instead of assemble_variable.
11460 2008-07-19 Jan Hubicka <jh@suse.cz>
11462 * cgraph.c (cgraph_add_new_function): Do early local passes.
11463 * tree-nrv.c (gate_pass_return_slot): New gate.
11464 (pass_nrv): Add the gate.
11465 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11467 (coalesce_ssa_name): Coalesce SSA names.
11468 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11469 not optimizing so unused user vars remains visible.
11470 * common.opt (flag_tree_ter): Always enable by default.
11471 * tree-ssa-ter.c: Include flags.h
11472 (is_replaceable_p): Check that locations match; when aliasing
11473 is missing be conservative about loads.
11474 * tree-optimize.c (gate_init_datastructures): Remove.
11475 (pass_init_datastructures): New.
11476 * passes.c: Reorder passes so we always go into SSA.
11478 2008-07-19 Jan Hubicka <jh@suse.cz>
11480 * doc/extend.texi (flatten attribute): Remove note about
11482 * doc/invoke.texi (--combine): Likewise.
11483 (-finline-functions-called-once): Update levels when enabled.
11484 (-funit-at-a-time): Document new behaviour.
11485 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11486 -fno-section-anchors when disabled explicitly.
11487 (inline params): They are not ignored now.
11488 (precompiled headers): Remove unit-at-a-time as being incompatible.
11489 * opts.c (decode_options): Handle unit-at-a-time as alias;
11490 imply -fno-section-anchors when toplevel reorder is disabled
11492 * common.opt (ftoplevel-reorder): Set default value to 2.
11493 (funit-at-a-time): Set default value to 1.
11494 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11497 2008-07-19 Jan Hubicka <jh@suse.cz>
11499 * builtins.c (expand_builtin_int_roundingfn,
11500 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11503 2008-07-19 Richard Guenther <rguenther@suse.de>
11506 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11507 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11508 * tree-ssa-pre.c (get_expr_value_id): For newly created
11509 constant value-ids make sure to add the expression to its
11512 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11514 PR middle-end/36877
11515 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11516 return value of the builtin is ignored.
11518 2008-07-19 Olivier Hainque <hainque@adacore.com>
11520 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11521 bits, a C conformant malloc implementation has to provide.
11522 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11524 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11528 * reload.c (find_reloads_subreg_address): Only reload address if
11529 reloaded == 0, not for reloaded != 1.
11532 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11533 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11534 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11535 m32c_legitimize_reload_address.
11537 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11538 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11539 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11541 2008-07-19 Olivier Hainque <hainque@adacore.com>
11543 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11544 argument, saying whether nested array are to be collapsed
11545 into a single array type DIE with multiple subscripts.
11546 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11547 issues, centralize the nested array types collapsing control and
11548 disable the transformation for Ada.
11550 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11553 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11555 (x86_64_shift_adj_2): New expander.
11556 (x86_64_shift_adj_3): Ditto.
11557 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11558 to split TImode operands.
11559 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11560 (ix86_split_lshr): Ditto.
11562 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11564 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11565 and __CHAR32_TYPE__.
11566 * c-typeck.c (digest_init): Support char16_t and char32_t.
11567 (set_nonincremental_init_from_string): Idem.
11569 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11571 PR middle-end/36859
11572 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11573 PREFERRED_STACK_BOUNDARY.
11574 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11576 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11578 PR middle-end/36858
11579 * function.c (locate_and_pad_parm): Cap boundary earlier.
11581 2008-07-17 Julian Brown <julian@codesourcery.com>
11583 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11584 no-op for targets which don't use DLLs.
11586 2008-07-17 Martin Jambor <mjambor@suse.cz>
11588 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11589 that nodes are relevant by examining the node->analyzed flag.
11590 (ipcp_init_stage): Check which nodes are relevant, assert that the
11591 relevant ones are also required.
11592 (ipcp_propagate_stage): Check on the side arrays are properly
11594 (ipcp_print_all_jump_functions): Make sure not to touch any node
11595 that is not analyzed or an edge that does not have a corresponding
11596 entry in the on-the-side vectors.
11597 (ipcp_function_scale_print): Likewise.
11598 (ipcp_update_callgraph): Check that the node is relevant.
11599 (ipcp_insert_stage): Check that the node is relevant. Check there is
11600 an info for every node and edge.
11601 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11602 (ipa_print_all_tree_maps): Likewise and a new variable info.
11603 (ipa_print_all_params_modified): Likewise.
11604 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11606 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11609 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11611 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11613 PR rtl-optimization/36753
11614 * fwprop.c (use_killed_between): Don't shortcut
11615 single-definition global registers.
11617 2008-07-16 Jan Hubicka <jh@suse.cz>
11619 * cgraph.h (varpool_empty_needed_queue): Declare.
11620 * cgraphunit.c (output_in_order): Mark all variables as needed;
11622 * varpool.c (varpool_assemble_node): Update debug queue.
11623 (varpool_assemble_pending_decls): Don't do it here.
11624 (varpool_empty_needed_queue): New function.
11626 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11628 * recog.c (peephole2_optimize): Fix formatting.
11630 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11632 * c-pch.c (get_ident): Avoid C++ keywords.
11633 * combine-stack-adj.c (single_set_for_csa): Likewise.
11634 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11635 output_asm_insn): Likewise.
11636 * reload.c (push_secondary_reload, find_reusable_reload,
11637 push_reload, combine_reloads, find_reloads,
11638 debug_reload_to_stream): Likewise.
11639 * reload.h (struct reload): Likewise.
11640 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11641 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11642 emit_output_reload_insns): Likewise.
11643 * targhooks.c (default_secondary_reload): Likewise.
11644 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11646 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11648 * recog.c (validate_change_1, validate_change,
11649 validate_unshare_change, validate_replace_rtx_1, struct
11650 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11652 * reload.c (push_secondary_reload, secondary_reload_class,
11653 scratch_reload_class, find_valid_class, find_reusable_reload,
11654 push_reload, find_dummy_reload, find_reloads_address_1,
11655 find_reloads_address_part, find_equiv_reg): Likewise.
11656 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11657 choose_reload_regs): Likewise.
11658 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11660 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11661 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11662 * sched-rgn.c (concat_INSN_LIST): Likewise.
11663 * stor-layout.c (mode_for_size, mode_for_size_tree,
11664 smallest_mode_for_size): Likewise.
11666 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11668 * cfg.c (dump_reg_info): Avoid C++ keywords.
11669 * dwarf2asm.c (dw2_force_const_mem,
11670 dw2_asm_output_encoded_addr_rtx): Likewise.
11671 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11672 * expmed.c (expand_shift): Likewise.
11673 * global.c (find_reg): Likewise.
11674 * graph.c (draw_edge): Likewise.
11675 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11676 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11677 widen_clz, widen_bswap, expand_parity, expand_unop,
11678 emit_cmp_and_jump_insn_1): Likewise.
11679 * postreload.c (reload_cse_simplify_operands): Likewise.
11680 * ra.h (add_neighbor): Likewise.
11681 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11682 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11683 record_reg_classes, copy_cost, record_address_regs,
11684 invalid_mode_change_p): Likewise.
11685 * regrename.c (regrename_optimize, scan_rtx_reg,
11686 dump_def_use_chain, find_oldest_value_reg,
11687 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11689 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11691 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11692 MASK_POWERPC64 for power4 in previous commit.
11694 2008-07-16 Olivier Hainque <hainque@adacore.com>
11696 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11697 instead of bare conversion to cast const-ness away.
11699 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11701 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11702 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11703 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11704 (TARGET_FUNCTION_VALUE): Define.
11706 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11708 * config/rs6000/rs6000.c (processor_target_table): Add
11709 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11711 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11714 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11715 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11716 m32c_legitimize_reload_address.
11718 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11720 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11721 DECL_IN_SYSTEM_HEADER in sync.
11723 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11725 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11726 * tree-ssa-pre.c (pre_expr_eq): Ditto
11727 (get_constant_for_value_id): Take a type as an argument.
11728 (fully_constant_expression): Pass in type.
11729 (find_or_generate_expression): Short circuit constant case.
11730 (create_expression_by_pieces): Remove special casing of
11732 (do_regular_insertion): Short circuit constant case.
11733 (do_partial_partial_insertion): Ditto.
11735 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11738 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11740 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11742 * config/xtensa/libgcc-xtensa.ver: New file.
11743 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11745 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11747 * df-problems.c (df_set_note): Avoid C++ keywords.
11748 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11749 * dse.c (record_store, remove_useless_values): Likewise.
11750 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11751 gen_reg_rtx_offset, operand_subword, change_address_1,
11752 change_address, adjust_address_1, offset_address,
11753 widen_memory_access, emit_copy_of_insn_after): Likewise.
11754 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11755 * fwprop.c (should_replace_address, propagate_rtx_1,
11756 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11758 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11759 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11760 * lcm.c (compute_insert_delete, pre_edge_lcm,
11761 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11762 * lower-subreg.c (resolve_reg_notes): Likewise.
11763 * mode-switching.c (optimize_mode_switching): Likewise.
11765 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11767 * bt-load.c (add_btr_def, migrate_btr_def,
11768 branch_target_load_optimize): Avoid C++ keywords.
11769 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11771 * combine.c (subst, simplify_set, make_extraction,
11772 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11773 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11774 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11776 2008-07-15 Richard Guenther <rguenther@suse.de>
11778 PR middle-end/36369
11779 * c-common.c (strict_aliasing_warning): Do not warn for
11780 TYPE_REF_CAN_ALIAS_ALL pointers.
11781 (c_common_get_alias_set): may_alias types are not special.
11782 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11783 attribute and set can_ref_all accordingly.
11784 (build_reference_type_for_mode): Likewise.
11785 * doc/extend.texi (may_alias): Clarify.
11787 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11790 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11791 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11793 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11796 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11797 gcc_assert, instead call output_operand_lossage.
11799 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11801 * builtins.c (std_canonical_va_list): Treat structure based
11804 2008-07-15 Ben Elliston <bje@au.ibm.com>
11806 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11808 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11810 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11813 2008-07-14 Jan Hubicka <jh@suse.cz>
11815 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11816 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11817 fix predicates and constraints.
11818 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11819 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11821 2008-07-14 Doug Kwan <dougkwan@google.com>
11823 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11824 additional option file arm/eabi.opt.
11825 * config/arm/eabi.h (File): New configuration file for EABI targets.
11826 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11827 SUBSUBTARGET_EXTRA_SPECS.
11828 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11829 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11830 from STARTFILE_SPEC so that it can be referenced in an override.
11831 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11832 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11833 can be referenced in an override.
11834 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11835 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11836 so that it can be referenced in an override.
11837 (LINK_SPEC): Use BPABI_LINK_SPEC.
11838 * config/arm/eabi.opt (File): New.
11840 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11842 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11843 (FIXED_VALUE_H): New variable.
11844 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11845 input.h, fixed-value.h.
11846 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11847 (BASIC_BLOCK_H): Use $(BITMAP_H).
11848 (FUNCTION_H): Add varray.h.
11849 (IPA_REFERENCE_H): Use $(BITMAP_H).
11850 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11851 (DF_H): Use $(BITMAP_H).
11852 (GGC_H): Add statistics.h.
11853 (INSN_ADDR_H): New.
11854 (INSN_ATTR_H): Use it.
11855 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11857 (SYMTAB_H): Add $(OBSTACK_H).
11858 (CPP_INTERNAL_H): New.
11859 (TREE_DUMP_H): Add tree-pass.h.
11860 (TREE_FLOW_H): Use $(BITMAP_H)
11861 (PRETTY_PRINT_H): Use $(INPUT_H).
11862 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11865 (many object files): Fix lots of header dependencies throughout.
11867 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11869 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11871 (s-gtyp-input): Use them to write tmp-gi.list.
11872 (echo_to_gi.list): Remove.
11874 2008-07-14 Richard Guenther <rguenther@suse.de>
11876 * tree-ssa-sccvn.c (pre_info): Remove.
11877 (switch_to_PRE_table): Likewise.
11878 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11879 (set_hashtable_value_ids): Do not create value-ids for the
11881 (run_scc_vn): Remove double test. Remove bogus special-case
11882 in value-number printing.
11883 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11884 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11886 * tree-flow-inline.h (get_value_handle): Remove.
11887 * tree-flow.h (get_value_handle): Remove.
11889 2008-07-14 Martin Jambor <mjambor@suse.cz>
11891 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11892 in which we generate arithmetics is not a subrange.
11894 2008-07-14 Martin Jambor <mjambor@suse.cz>
11896 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11898 2008-07-14 Richard Guenther <rguenther@suse.de>
11900 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11902 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11905 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11906 reload for symbol refs moved to r0 with -fPIC.
11907 (legitimize_pic_address): Use the target register as temporary
11909 (emit_symbolic_move): Adjust comment.
11910 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11913 2008-07-14 Ben Elliston <bje@au.ibm.com>
11915 * c-common.h (C_CPP_HASHNODE): New macro.
11916 * coretypes.h (struct cpp_token): Forward declare.
11917 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11918 the context-sensitive keyword method.
11919 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11920 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11921 expand_bool_pixel): New.
11922 (altivec_categorize_keyword): New function.
11923 (init_vector_keywords): New function.
11924 (rs6000_macro_to_expand): Likewise.
11925 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11926 compiling an ISO C dialect.
11928 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11930 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11931 (create_expression_by_pieces): Fix typo.
11932 (do_regular_insertion): Use debug counter here too.
11934 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11937 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11938 CONST_OK_FOR_LETTER_P. All port-local users changed.
11939 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11940 implement Kp matching power-of-two.
11941 (CONSTRAINT_LEN): Define to match.
11942 * config/cris/cris.md: Replace all use of constraint K with Kc.
11943 ("*btst*): Use Kp for operand 0 of last alternative.
11945 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11948 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11951 2008-07-13 Jan Hubicka <jh@suse.cz>
11953 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11956 2008-07-13 Richard Guenther <rguenther@suse.de>
11958 PR middle-end/36811
11959 * langhooks.c (lhd_print_error_function): Deal with recursive
11962 2008-07-12 Jan Hubicka <jh@suse.cz>
11964 * cgraph.c (assembler_name_hash): New static var.
11965 (hash_node_by_assembler_name, eq_assembler_name): New.
11966 (cgraph_node_for_asm): Use hashtable.
11967 (cgraph_remove_node): Maintain hashtable.
11968 (change_decl_assembler_name): Sanity check that names are not changing
11969 after aliasing was processed.
11970 * cgraph.h (varpoon_node): Add next GGC marker.
11971 * tree.c (decl_assembler_name_equal): Constify.
11972 (decl_assembler_name_hash): New.
11973 * tree.h (decl_assembler_name_equal): Constify.
11974 (decl_assembler_name_hash): Update.
11976 2008-07-12 David Daney <ddaney@avtrex.com>
11978 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11979 sb1 and r5000 cpus.
11981 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11983 * doc/md.texi: Document the MIPS "v" constraint.
11984 * config/mips/mips.h (reg_class): Revert last change.
11985 (REG_CLASS_NAMES): Likewise.
11986 (REG_CLASS_CONTENTS): Likewise.
11987 * config/mips/mips.c (mips_regno_to_class): Likewise.
11988 * config/mips/constraints.md (v): Likewise, but add documentation.
11989 Add a comment to say that this constraint should not be used in
11992 2008-07-11 DJ Delorie <dj@redhat.com>
11994 * config/h8300/h8300.md (length): Fix branch offset limit.
11996 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11998 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11999 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12000 (avr_hard_regno_scratch_ok): New function.
12001 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12002 * config/avr/avr.md (all peepholes that request a scratch register):
12003 Remove avr_peep2_scratch_safe use.
12005 2008-07-11 Tom Tromey <tromey@redhat.com>
12006 Ian Lance Taylor <iant@google.com>
12008 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12009 (struct c_common_resword): Define.
12010 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12011 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12012 (c_common_reswords, num_c_common_reswords): Declare.
12013 * c-common.c (c_common_reswords): New global const array.
12014 (num_c_common_reswords): New const int.
12015 * c-parser.c (struct resword, reswords): Don't define.
12016 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12017 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12018 than reswords. If warning about C++ keywords, give them a special
12020 (c_lex_one_token): Warn about C++ keywords. Call
12021 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12022 (c_parser_external_declaration): Look for RID_xxx rather than
12023 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12024 (c_parser_statement_after_labels): Likewise.
12025 (c_parser_objc_class_instance_variables): Likewise.
12026 (c_parser_objc_class_declaration): Likewise.
12027 (c_parser_objc_try_catch_statement): Likewise.
12028 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12029 (declspecs_add_type): Likewise.
12031 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12033 * ggc-page.c (alloc_page):
12034 Substituting xmalloc, xcalloc with
12035 XNEWVEC and XCNEWVAR macros which add the
12038 2008-07-11 Richard Guenther <rguenther@suse.de>
12040 PR tree-optimization/36765
12041 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12042 aliases from HEAP vars to SMTs.
12044 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12046 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12047 * configure.ac (loose_warn): Move -Wc++-compat from here...
12048 (strict_warn): ...to here.
12049 * configure: Regenerate.
12051 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12053 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12054 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12055 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12056 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12057 excluding more specific h8300-*-* and sh-*-* targets.
12059 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12061 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12062 (eliminate): Ditto.
12063 (execute_pre): Call loop_optimizer_finalize in early exit.
12065 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12067 PR middle-end/36790
12068 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12069 uids in the bitmap, not just VAR_DECL uids.
12071 PR rtl-optimization/36419
12072 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12073 (combine_stack_adjustments_for_block): Call it if needed. Delete
12075 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12076 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12077 prologue sp adjustment.
12079 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12082 * opts.c (print_ignored_options): Report postponed diagnostics for
12083 unknown -Wno-* options as warnings, not errors.
12084 (postpone_unknown_option_error): Renamed to...
12085 (postpone_unknown_option_warning): ... this.
12087 2008-07-09 Doug Kwan <dougkwan@google.com>
12090 2008-07-08 Doug Kwan <dougkwan@google.com>
12092 * config/arm/arm.opt (mandroid): New option.
12093 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12094 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12096 (CC1PLUS_SPEC): Same.
12098 (STARTFILE_SPEC): Same.
12099 (ENDFILE_SPEC): Same.
12100 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12103 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12106 * config/mips/mips.h (reg_class): Remove V1_REG.
12107 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12108 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12109 instead of V1_REGS.
12110 (mips_get_tp): New function.
12111 (mips_legitimize_tls_address): Use it.
12112 * config/mips/constraints.md (v): Delete.
12113 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12114 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12115 After reload, split into a move and ...
12116 (*tls_get_tp_<mode>_split): ...this new instruction.
12118 2008-07-09 David Daney <ddaney@avtrex.com>
12120 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12122 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12124 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12125 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12127 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12128 htab_delete should be called. Don't free c.
12129 (lookup_tmp_var): Create temp_htab lazily.
12130 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12131 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12133 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12134 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12135 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12136 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12137 * tree-sra.c (generate_element_init): Likewise.
12138 * tree-mudflap.c (execute_mudflap_function_ops,
12139 execute_mudflap_function_decls): Likewise.
12140 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12141 * tree-gimple.h (struct gimplify_ctx): New type.
12142 (push_gimplify_context): Adjust prototype.
12144 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12146 * tree-ssa-pre.c (phi_translate_1): Update placement of
12147 add_to_value calls.
12149 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12151 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12152 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12153 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12154 * targhooks.c (default_hard_regno_scratch_ok): New function.
12155 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12156 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12157 * recog.c: Include "target.h".
12158 (peep2_find_free_register): Add check for global regs. Add target
12160 * Makefile.in (recog.o): Depend on target.h.
12162 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12164 * config/sh/sh.c (sh_canonical_va_list_type): New.
12165 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12167 2008-07-09 Raksit Ashok <raksit@google.com>
12169 * doc/invoke.texi (Option Summary): Mention new option
12170 -Wdisallowed-function-list=...
12171 (Warning Options): Document -Wdisallowed-function-list=...
12172 * common.opt (Wdisallowed-function-list=): New flag.
12173 * flags.h (warn_disallowed_functions): External definition of new
12174 boolean warning flag.
12175 (warn_if_disallowed_function_p): Declare new function.
12176 * opts.c (warning_disallowed_functions): New static variable.
12177 (warn_disallowed_functions): New boolean warning flag.
12178 (warn_if_disallowed_function_p): New function.
12179 (add_comma_separated_to_vector): Rename
12180 add_instrument_functions_exclude_list to this.
12181 (common_handle_option): Handle new option. Rename calls to
12182 add_instrument_functions_exclude_list into calls to
12183 add_comma_separated_to_vector.
12184 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12185 based on flag warn_disallowed_functions.
12187 2008-07-09 Christian Bruel <christian.bruel@st.com>
12189 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12190 instead of get_attr_length.
12192 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12194 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12196 * genemit.c (gen_insn): Likewise.
12197 * gengtype.c (note_def_vec): Likewise.
12198 * gengtype.h (note_def_vec): Likewise.
12199 * genoutput.c (struct data, output_insn_data, process_template,
12200 gen_expand, gen_split, note_constraint): Likewise.
12201 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12202 make_insn_sequence): Likewise.
12203 * gensupport.c (record_insn_name): Likewise.
12205 2008-07-08 Doug Kwan <dougkwan@google.com>
12207 * config/arm/arm.opt (mandroid): New option.
12208 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12209 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12211 (CC1PLUS_SPEC): Same.
12213 (STARTFILE_SPEC): Same.
12214 (ENDFILE_SPEC): Same.
12215 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12218 2008-07-08 Raksit Ashok <raksit@google.com>
12220 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12221 (set_storage_via_setmem): Fix expected_align parameter.
12222 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12223 missing from the list.
12224 * doc/md.texi (movmem): Explicitly state that expected alignment is
12225 to be expressed in bytes.
12226 (setmem): Explicitly state that expected alignment is to be expressed
12229 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12231 * reload.c (find_reloads_subreg_address): Do not require validity
12232 of address in original mode before reloading address.
12234 2008-07-07 Tianwei Sheng <tianweis@google.com>
12236 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12237 bounds array access.
12239 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12241 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12243 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12245 Fix PR tree-optimization/23455
12246 Fix PR tree-optimization/35286
12247 Fix PR tree-optimization/35287
12248 * Makefile.in (OBJS-common): Remove tree-vn.o.
12249 (tree-vn.o): Remove.
12250 * dbgcnt.def: Add treepre_insert debug counter.
12251 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12252 (debug_value_expressions): Ditto.
12253 (print_value_expressions): Ditto.
12254 * tree-pretty-print.c (dump_generic_node): Updated for
12255 VALUE_HANDLE removal.
12256 * tree-ssa-dom.c (record_equality): Ditto.
12257 (cprop_operand): Ditto.
12258 (lookup_avail_expr): Ditto.
12259 * tree-ssa-threadedge.c
12260 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12261 (simplify_control_stmt_condition): Ditto.
12262 * tree.c (tree_code_size): Ditto.
12263 (tree_node_structure): Ditto.
12264 (iterative_hash_expr): Ditto.
12266 * tree.h (VALUE_HANDLE_ID): Ditto.
12267 (VALUE_HANDLE_EXPR_SET): Ditto.
12268 (struct tree_value_handle): Ditto.
12269 (union tree_node): Ditto.
12270 * treestruct.def: Ditto.
12271 * tree-vn.c: Removed.
12272 * tree-ssa-pre.c: Rewritten entirely.
12273 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12274 (constant_value_ids): Ditto.
12275 (vn_nary_op_t): Moved to header.
12277 (vn_reference_op_t): Ditto
12278 (vn_reference_t): Ditto.
12279 (next_value_id): New variable.
12280 (VN_INFO): Add an assert.
12281 (vn_constant_eq): New function.
12282 (vn_constant_hash): Ditto.
12283 (get_or_alloc_constant_value_id): Ditto.
12284 (value_id_constant_p): Ditto.
12285 (vn_reference_compute_hash): De-staticify.
12286 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12287 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12288 (valueize_refs): Update opcode if it changes from ssa name to constant.
12289 (vn_reference_lookup_1): Add new argument.
12290 (vn_reference_lookup): Ditto.
12291 (vn_reference_lookup_pieces): New function.
12292 (vn_reference_insert): Add return type. Modify to deal with value ids.
12293 (vn_reference_insert_pieces): New function.
12294 (vn_nary_op_compute_hash): De-staticify.
12295 (vn_nary_op_eq): Ditto.
12296 (vn_nary_op_lookup_pieces): New function.
12297 (vn_nary_op_lookup): Add new argument.
12298 (vn_nary_op_insert_pieces): New function.
12299 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12300 (vn_phi_insert): Ditto.
12301 (visit_unary_op): Update for callee changes.
12302 (visit_binary_op): Ditto.
12303 (visit_reference_op_load): Ditto.
12304 (visit_reference_op_store): Ditto.
12305 (init_scc_vn): Init next_value_id, constant_to_value_id and
12306 constant_value_ids.
12307 (free_scc_vn): Free them.
12308 (set_hashtable_value_ids): New function.
12309 (run_scc_vn): Use it.
12310 (get_max_value_id): New function.
12311 (get_next_value_id): Ditto.
12312 (expressions_equal_p): Moved from tree-vn.c
12313 (sort_vuses): Ditto.
12314 (sort_vuses_heap): Ditto.
12315 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12317 * tree.c (iterative_hash_hashval_t): Made non-static
12318 * tree.h (iterative_hash_hashval_t): Declare it.
12320 2008-07-08 Martin Jambor <mjambor@suse.cz>
12322 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12323 instead of ipa_create_node_params.
12324 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12325 ipa_check_create_edge_args, free them with
12326 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12328 * ipa-prop.c: Include flags.h and tree-inline.h.
12329 (ipa_node_params_vector): New variable.
12330 (ipa_edge_args_vector): New variable.
12331 (edge_removal_hook_holder): New variable.
12332 (node_removal_hook_holder): New variable.
12333 (edge_duplication_hook_holder): New variable.
12334 (node_duplication_hook_holder): New variable.
12335 (ipa_detect_param_modifications): Check for presence of modified flags.
12336 (ipa_compute_jump_functions): Check for presence of jump functions.
12337 (ipa_free_edge_args_substructures): New function.
12338 (ipa_create_node_params): Removed.
12339 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12340 (ipa_free_node_params_substructures): New function.
12341 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12343 (ipa_edge_removal_hook): New function.
12344 (ipa_node_removal_hook): New function.
12345 (duplicate_array): New function.
12346 (ipa_edge_duplication_hook): New function.
12347 (ipa_node_duplication_hook): New function.
12348 (ipa_register_cgraph_hooks): New function.
12349 (ipa_unregister_cgraph_hooks): New function.
12350 (free_all_ipa_structures_after_ipa_cp): New function.
12352 * ipa-prop.h: Include vec.h.
12353 (ipa_node_params_t): New typedef with vector types for it.
12354 (ipa_edge_args_t): New typedef with vector types for it.
12355 (IPA_NODE_REF): Changed to access an on-the-side vector.
12356 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12357 (ipa_check_create_node_params): New function.
12358 (ipa_check_create_edge_args): New function.
12360 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12363 2008-07-07 Tom Tromey <tromey@redhat.com>
12365 * configure, config.in: Rebuilt.
12366 * configure.ac: Don't check for scandir or alphasort.
12368 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12370 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12371 types immediately after creating them.
12373 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12375 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12377 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12379 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12380 dump_constraint_graph.
12381 (dump_constraint_edge): New function.
12382 (dump_constraint_graph): New function.
12383 (debug_constraint_graph): New function.
12384 (dump_constraint): Removed useless comparison.
12385 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12386 (dump_constraint_graph): Declare.
12387 (debug_constraint_graph): Declare.
12388 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12390 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12392 * config/i386/i386.c (is_va_list_char_pointer): New.
12393 (ix86_va_start): Replace compare with ms_va_list_type_node
12394 by is_va_list_char_pointer.
12395 (ix86_gimplify_va_arg): Likewise.
12397 2008-07-07 Martin Jambor <mjambor@suse.cz>
12399 * cgraph.c (cgraph_edge_max_uid): New variable.
12400 (struct cgraph_edge_hook_list): New type.
12401 (struct cgraph_node_hook_list): New type.
12402 (struct cgraph_2edge_hook_list): New type.
12403 (struct cgraph_2node_hook_list): New type.
12404 (first_cgraph_edge_removal_hook): New variable.
12405 (first_cgraph_node_removal_hook): New variable.
12406 (first_cgraph_edge_duplicated_hook): New variable.
12407 (first_cgraph_node_duplicated_hook): New variable.
12408 (cgraph_add_edge_removal_hook): New function.
12409 (cgraph_remove_edge_removal_hook): New function.
12410 (cgraph_call_edge_removal_hooks): New function.
12411 (cgraph_add_node_removal_hook): New function.
12412 (cgraph_remove_node_removal_hook): New function.
12413 (cgraph_call_node_removal_hooks): New function.
12414 (cgraph_add_edge_duplication_hook): New function.
12415 (cgraph_remove_edge_duplication_hook): New function.
12416 (cgraph_call_edge_duplication_hooks): New function.
12417 (cgraph_add_node_duplication_hook): New function.
12418 (cgraph_remove_node_duplication_hook): New function.
12419 (cgraph_call_node_duplication_hooks): New function.
12420 (cgraph_create_edge): Assign to edge uid.
12421 (cgraph_remove_edge): Call edge removal hooks.
12422 (cgraph_node_remove_callees): Call edge removal hooks.
12423 (cgraph_node_remove_callers): Call edge removal hooks.
12424 (cgraph_remove_node): Call node removal hooks.
12425 (cgraph_clone_edge): Call edge duplication hooks.
12426 (cgraph_clone_node): Call node duplication hooks.
12428 * cgraph.h (cgraph_edge): New field uid.
12429 (cgraph_edge_hook): New type.
12430 (cgraph_node_hook): New type.
12431 (cgraph_2edge_hook): New type.
12432 (cgraph_2node_hook): New type.
12434 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12436 * config.in: Regenerate.
12438 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12440 * gcc.c (print_sysroot): New.
12441 (option_map, display_help, process_command): Handle the
12442 -print-sysroot option.
12443 (main): Print the sysroot if requested.
12444 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12446 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12449 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12451 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12453 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12454 (assign_parm_setup_block_p): Also check mode of entry_parm.
12456 2008-07-07 Richard Guenther <rguenther@suse.de>
12458 * tree-ssa-structalias.h (set_used_smts): Remove.
12459 * tree-ssa-structalias.c (used_smts): Likewise.
12460 (set_used_smts): Likewise.
12461 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12462 call to set_used_smts.
12464 2008-07-07 Richard Guenther <rguenther@suse.de>
12466 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12467 (new_var_info): Set it to false.
12468 (solution_set_add): Correctly handle pointers outside a var and
12470 (type_safe): Treat variables with is_full_var properly.
12471 (do_sd_constraint): Likewise.
12472 (do_ds_constraint): Likewise.
12473 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12474 (get_constraint_for_ptr_offset): New function.
12475 (get_constraint_for_component_ref): For addresses at least include
12476 the last field of the variable. Handle is_full_vars properly.
12477 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12478 (handle_ptr_arith): Remove.
12479 (find_func_aliases): Simplify assignment handling.
12480 (create_function_info_for): For parameter and result varinfos set
12482 (create_variable_info_for): Set is_full_var flag whenever we
12483 just created a single varinfo for a decl.
12484 (init_alias_vars): Initialize use_field_sensitive from
12485 max-fields-for-field-sensitive parameter.
12487 2008-07-07 Richard Guenther <rguenther@suse.de>
12489 PR tree-optimization/36713
12490 * tree-flow-inline.h (is_call_used): New function.
12491 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12492 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12493 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12495 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12497 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12499 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12501 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12503 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12504 Nathan Sidwell <nathan@codesourcery.com>
12506 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12507 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12509 * config/m68k/t-linux: New.
12510 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12513 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12515 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12516 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12519 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12521 * gcc.c (execute): Fix -Wc++-compat warning.
12523 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12526 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12527 constant for little endian.
12529 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12531 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12532 mips_base_mips16 instead of TARGET_MIPS16.
12533 (mips_base_mips16): Declare.
12534 * config/mips/mips.c (mips_base_mips16): Make global.
12535 (was_mips16_p): Remove GTY marker.
12536 (was_mips16_pch_p): New variable.
12537 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12538 (mips_override_options): Force to non-MIPS16 mode initially.
12539 Do not complain about MIPS16 PIC incompatibilities here.
12540 Only allow -mgpopt if -mexplicit-relocs is in force for
12543 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12545 * configure.ac: Check for caddr_t, define to char * if not defined.
12546 * configure: Regenerate.
12547 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12548 (mmap_gt_pch_use_address): Likewise.
12549 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12551 2008-07-06 Richard Guenther <rguenther@suse.de>
12553 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12554 (new_var_info): Deal with it.
12555 (solution_set_add): Likewise.
12556 (bitpos_of_field): Make signed, fix.
12557 (struct fieldoff): Remove type and decl fields. Make size field
12558 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12560 (fieldoff_compare): Deal with it.
12561 (push_fields_onto_fieldstack): Remove has_union argument, glob
12562 adjacent non-pointer fields together.
12563 (create_function_info_for): Do not set has_union.
12564 (create_variable_info_for): Simplify.
12566 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12568 * config.gcc (extra_headers): Add cross-stdarg.h for target
12569 x86_64-*-* and i?86-*-*.
12570 * config/i386/cross-stdarg.h: New.
12571 * builtins.c (std_fn_abi_va_list): New.
12572 (std_canonical_va_list_type): New.
12573 (stabilize_va_list): Replace va_list_type_node use by
12574 mtarget.canonical_va_list_type.
12575 (gimplify_va_arg_expr): Likewise.
12576 (expand_builtin_va_copy): Replace va_list_type_node use by
12577 mtarget.fn_abi_va_list.
12578 * tree-sra.c (is_va_list_type): New helper.
12579 (decl_can_be_decomposed_p): Replace
12580 va_list_type_node use by is_va_list_type.
12581 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12582 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12583 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12584 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12585 (ix86_enum_va_list): New.
12586 * config/i386/i386.c (sysv_va_list_type_node): New.
12587 (ms_va_list_type_node): New.
12588 (ix86_function_type_abi): Remove sorry.
12589 (ix86_build_builtin_va_list_abi): New.
12590 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12591 for 64-bit targets.
12592 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12593 (ix86_init_builtins_va_builtins_abi): New.
12594 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12595 for 64-bit targets.
12596 (ix86_handle_abi_attribute): New.
12597 (attribute_spec): Add sysv_abi and ms_abi.
12598 (ix86_fn_abi_va_list): New.
12599 (ix86_canonical_va_list_type): New.
12600 (ix86_enum_va_list): New.
12601 (TARGET_FN_ABI_VA_LIST): New.
12602 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12603 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12604 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12605 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12606 (TARGET_ENUM_VA_LIST): New.
12607 * expr.h (std_fn_abi_va_list): New.
12608 (std_canonical_va_list_type): New.
12609 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12610 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12611 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12612 TARGET_CANONICAL_VA_LIST_TYPE.
12613 * target.h (struct gcc_target): Add fn_abi_va_list hook
12614 and canonical_va_list_type hook.
12616 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12618 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12619 integral and pointer types.
12621 2008-07-04 Roger Sayle <roger@eyesopen.com>
12623 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12624 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12626 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12629 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12631 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12633 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12634 build_gimple_modify_stmt.
12635 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12636 gimple operand. Use fold_build* instead of build*.
12638 2008-07-04 Richard Guenther <rguenther@suse.de>
12640 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12641 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12642 properly to compute the reachability set if we do field-sensitive PTA.
12643 * invoke.texi (max-fields-for-field-sensitive): Document default.
12644 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12645 100 for optimize >= 2.
12647 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12649 * ggc-zone.c (lookup_page_table_if_allocated,
12650 set_page_table_entry, zone_find_object_size, alloc_small_page,
12651 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12652 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12653 -Wc++-compat and/or -Wcast-qual warnings.
12655 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12658 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12659 pic_offset_table_rtx to be marked as used here.
12660 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12661 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12662 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12663 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12664 !TARGET_SECURE_PLT.
12666 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12668 * alloc-pool.c (hash_descriptor, eq_descriptor,
12669 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12670 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12672 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12673 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12674 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12675 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12678 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12680 * tree-flow.h (loop_only_exit_p): Declare.
12681 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12682 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12683 the number of iterations if it is constant. Otherwise, if this is the
12684 only possible exit of the loop, use the conservative estimate on the
12685 number of iterations of the entire loop if available.
12687 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12689 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12690 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12691 Add synchronization functions.
12692 * config/sync.c: New file.
12693 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12694 (LIBGCC_SYNC_CFLAGS): Likewise.
12696 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12699 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12700 (*pushtf_sse): New insn pattern.
12701 (pushtf splitters): New splitters.
12703 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12705 PR middle-end/35736
12706 * predict.c (build_predict_expr): Use void_type_node for the tree
12707 type, instead of NULL_TREE.
12709 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12711 * config/i386/i386.c (contains_aligned_value_p): Return true
12713 (ix86_data_alignment): Align TCmode to 128bits.
12714 (ix86_local_alignment): Likewise.
12716 2008-07-03 Andrew Haley <aph@redhat.com>
12719 * vec.h (VEC_TA): New.
12720 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12721 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12722 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12723 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12724 (C_COMMON_FIXED_TYPES): Remove first arg.
12725 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12726 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12727 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12728 not to use empty macro arguments.
12730 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12732 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12733 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12734 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12735 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12736 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12737 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12738 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12739 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12740 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12741 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12742 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12743 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12744 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12745 config/rs6000/e500crtres64gpr.asm,
12746 config/rs6000/e500crtres64gprctr.asm,
12747 config/rs6000/e500crtrest32gpr.asm,
12748 config/rs6000/e500crtrest64gpr.asm,
12749 config/rs6000/e500crtresx32gpr.asm,
12750 config/rs6000/e500crtresx64gpr.asm,
12751 config/rs6000/e500crtsav32gpr.asm,
12752 config/rs6000/e500crtsav64gpr.asm,
12753 config/rs6000/e500crtsav64gprctr.asm,
12754 config/rs6000/e500crtsavg32gpr.asm,
12755 config/rs6000/e500crtsavg64gpr.asm,
12756 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12757 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12758 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12759 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12760 config/sparc/sol2-cn.asm: Remove .file directives.
12762 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12764 * resource.c (mark_referenced_resources): Look inside
12765 UNSPEC_VOLATILEs and ASM_INPUTs.
12767 2008-07-02 Ian Lance Taylor <iant@google.com>
12769 * rtlanal.c (add_reg_note): New function.
12770 * rtl.h (add_reg_note): Declare.
12771 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12772 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12773 * builtins.c (expand_builtin_longjmp): Likewise.
12774 (expand_builtin_nonlocal_goto): Likewise.
12775 * calls.c (emit_call_1, expand_call): Likewise.
12776 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12777 * cfglayout.c (fixup_reorder_chain): Likewise.
12778 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12779 (commit_one_edge_insertion): Likewise.
12780 * combine.c (move_deaths, distribute_notes): Likewise.
12781 * df-problems.c (df_set_note): Likewise.
12782 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12783 (set_unique_reg_note): Likewise.
12784 (emit_copy_of_insn_after): Likewise.
12785 * expr.c (expand_expr_real): Likewise.
12786 * gcse.c (add_label_notes): Likewise.
12787 * haifa-sched.c (create_check_block_twin): Likewise.
12788 * jump.c (mark_jump_label_1): Likewise.
12789 * loop-doloop.c (add_test, doloop_modify): Likewise.
12790 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12791 * lower-subreg.c (move_eh_region_note): Likewise.
12792 * optabs.c (emit_libcall_block): Likewise.
12793 * predict.c (predict_insn): Likewise.
12794 (combine_predictions_for_insn): Likewise.
12795 * recog.c (peephole2_optimize): Likewise.
12796 * regmove.c (try_auto_increment): Likewise.
12797 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12798 * reload.c (find_reloads): Likewise.
12799 * reload1.c (fixup_eh_region_note): Likewise.
12800 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12801 * reorg.c (delete_prior_computation): Likewise.
12802 (delete_computation, dbr_schedule): Likewise.
12803 * config/pa/pa.c (legitimize_pic_address): Likewise.
12804 * config/sh/sh.c (sh_reorg): Likewise.
12806 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12809 * config/libgcc-glibc.ver: Add %exclude.
12810 * config/m32r/libgcc-glibc.ver: Likwise.
12811 * config/s390/libgcc-glibc.ver: Likwise.
12812 * config/sh/libgcc-glibc.ver: Likwise.
12813 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12815 * config/i386/libgcc-glibc.ver: New.
12817 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12819 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12821 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12822 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12823 i[34567]86-*-linux*, x86_64-*-linux*. Add
12824 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12825 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12826 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12827 i[34567]86-*-linux*, x86_64-*-linux*.
12829 * libgcc-std.ver: Add empty GCC_4.4.0.
12831 * mkmap-symver.awk: Support multiple versions per symbol.
12833 * config/i386/i386.c (ix86_init_builtins): Always define
12834 __builtin_fabsq and __builtin_copysignq with fallbacks.
12835 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12836 and __builtin_copysignq if SSE2 isn't available.
12838 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12839 (LIBGCC2_TF_CEXT): Likwise.
12840 (TF_SIZE): Likwise.
12842 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12844 * config/i386/sfp-machine.h: Moved to libgcc.
12846 * config/i386/sfp-machine.h: New.
12847 * config/i386/t-linux: Likwise.
12849 * config/i386/t-darwin: Remove softfp_wrap_start and
12851 * config/i386/t-darwin64: Likewise.
12853 * config/i386/t-fprules-softfp64: Renamed to ...
12854 * config/i386/t-fprules-softfp: This.
12856 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12857 and softfp_wrap_end.
12859 2008-07-02 Jason Merrill <jason@redhat.com>
12861 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12863 * tree.c (ctor_to_list): New fn.
12864 * tree.h: Declare it.
12865 (CONSTRUCTOR_ELT): New macro.
12866 (CONSTRUCTOR_NELTS): New macro.
12868 2008-07-02 Richard Guenther <rguenther@suse.de>
12870 * tree-ssa-structalias.c (struct variable_info): Reorder
12871 to fill padding on 64bit hosts. Make collapsed_to an int.
12872 (get_varinfo_fc): Deal with that.
12873 (new_var_info): Likewise.
12874 (collapse_rest_of_var): Likewise.
12876 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12878 * doc/install.texi (--enable-java-home): Document.
12879 (--enable-aot-compile-rpm): Likewise.
12880 (--with-arch-directory): Likewise.
12881 (--with-os-directory): Likewise.
12882 (--with-origin-name): Likewise.
12883 (--with-arch-suffix): Likewise.
12884 (--with-jvm-root-dir): Likewise.
12885 (--with-jvm-jar-dir): Likewise.
12886 (--with-python-dir): Likewise.
12888 2008-07-02 Richard Guenther <rguenther@suse.de>
12890 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12891 from decls explicitly. Merge operand checking from tuples.
12893 2008-07-02 Martin Jambor <mjambor@suse.cz>
12895 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12897 2008-07-02 Martin Jambor <mjambor@suse.cz>
12899 * tree-switch-conversion.c: Included timevar.h
12900 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12902 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12904 2008-07-02 Martin Jambor <mjambor@suse.cz>
12906 * tree-switch-conversion.c: Corrected various comments and
12908 (build_constructors): Fixed minor formatting mistakes.
12910 * invoke.texi (Optimize Options): Corrected the
12911 switch-conversion-max-branch-ratio parameter.
12913 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12915 * final.c (asm_insn_count): Return zero for an empty asm body.
12917 2008-07-02 Richard Guenther <rguenther@suse.de>
12919 * bitmap.h (bitmap_set_bit): Return bool.
12920 (bitmap_clear_bit): Likewise.
12921 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12922 write to the bitmap if it would.
12923 (bitmap_clear_bit): Likewise.
12924 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12925 bitmap_set_bit return value.
12926 (add_pred_graph_edge): Likewise.
12927 (add_graph_edge): Likewise.
12928 (do_sd_constraint): Likewise.
12929 (do_ds_constraint): Likewise.
12931 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12933 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12934 Fix -Wc++-compat and/or -Wcast-qual warnings.
12935 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12936 gen_regparm_prefix): Likewise.
12937 * vmsdbgout.c (write_modbeg, lookup_filename,
12938 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12940 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12942 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12943 defaults.h definition apply.
12945 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12947 * function.c (assign_parm_remove_parallels): New.
12948 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12950 (assign_parm_setup_block): Do not handle them.
12951 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12952 assign_parm_remove_parallels.
12954 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12956 * c-typeck.c (convert_for_assignment): Use
12957 vector_targets_convertible_p.
12958 * c-common.c (vector_targets_convertible_p): New.
12959 * c-common.h (vector_targets_convertible_p): New prototype.
12960 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12961 opaque_p_V2SI_type_node.
12963 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12965 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12968 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12970 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12971 TFmode constants via two element DImode vector for hosts with
12972 HOST_BITS_PER_WIDE_INT < 64.
12973 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12974 also for HOST_BITS_PER_WIDE_INT < 64.
12976 2008-07-01 Richard Guenther <rguenther@suse.de>
12978 PR tree-optimization/36666
12979 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12980 (get_constraint_exp_from_ssa_var): Split into ...
12981 (get_constraint_exp_for_temp): ... this ...
12982 (get_constraint_for_ssa_var): ... and that.
12983 Return constraint expressions for all touched sub-fields
12984 if the results address is not taken.
12985 (process_constraint): Remove assertion that aggregate
12986 assignments do not happen at this place.
12987 (get_constraint_for_component_ref): Add address_p argument.
12988 Return constraint expressions for all touched sub-fields
12989 if the results address is not taken.
12990 (do_deref): Use get_constraint_exp_for_temp.
12991 (get_constraint_for_1): Rename from ...
12992 (get_constraint_for): ... this. Add the old function as wrapper.
12993 (do_structure_copy): Use get_constraint_for_1.
12995 2008-07-01 Martin Jambor <mjambor@suse.cz>
12997 * Makefile.in (tree-switch-conversion.o): Add.
12998 (OBJS-common): Add tree-swtch-conversion.o.
12999 * passes.c (init_optimization_passes): Add pass_convert_switch.
13000 * tree-pass.h: (pass_convert_switch): Add.
13001 * tree-switch-conversion.c: New file.
13002 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13003 * common.opt (ftree-cswtch): New option.
13004 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13005 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13006 * opts.c (decode_options): Set flag_tree_switch_conversion when
13007 optimization level is >= 2.
13008 * doc/invoke.texi (Optimize Options): Added description of
13009 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13011 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13013 * config/darwin-driver.c (darwin_default_min_version): Fix
13014 -Wc++-compat warnings.
13016 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13018 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13021 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13023 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13025 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13027 PR rtl-optimization/34744
13028 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13029 (df_scan_free_internal): Free data structures not
13030 allocated in storage pools.
13031 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13032 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13033 df_scan_free_mws_vec.
13034 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13037 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13039 * config/i386/i386.c (contains_aligned_value_p): Return true
13041 (ix86_function_arg_boundary): Return its natural boundary
13043 (return_in_memory_32): Don't check TDmode.
13044 (ix86_split_to_parts): Support splitting into 4 parts and
13045 support TFmode for 32bit target.
13046 (ix86_split_long_move): Support splitting into 4 parts.
13047 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13049 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13050 (ix86_init_builtins): Here.
13051 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13052 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13053 'q' and 'w', respectively.
13055 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13057 (movtf_internal): Likewise.
13058 (<code>tf2): Likewise.
13059 (*absnegtf2_sse): Likewise.
13060 (copysign<mode>3): Likewise.
13061 (copysign<mode>3_const): Likewise.
13062 (copysign<mode>3_var): Likewise.
13063 (define_split UNSPEC_COPYSIGN): Likewise.
13064 * config/i386/sse.md (*nandtf3): Likewise.
13065 (<code>tf3): Likewise.
13066 (*<code>tf3): Likewise.
13068 2008-06-30 Joey Ye <joey.ye@intel.com>
13069 H.J. Lu <hongjiu.lu@intel.com>
13071 * global.c (compute_regsets): Set frame_pointer_needed here.
13072 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13074 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13076 * doc/install.texi (specific): Expand Windows build notes.
13078 2008-06-30 Ira Rosen <irar@il.ibm.com>
13080 PR tree-optimization/36648
13081 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13082 number of prolog iterations by step. Fix the comment.
13084 2008-06-30 Richard Guenther <rguenther@suse.de>
13086 PR middle-end/36671
13087 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13088 handle calls from ECF_MALLOC functions.
13089 (handle_pure_call): ECF_MALLOC functions do not return
13091 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13093 2008-06-29 Andreas Schwab <schwab@suse.de>
13095 * config/m68k/m68k.c (print_operand): Always print a float
13097 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13098 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13101 * config/rs6000/x-linux64: Remove never used file.
13103 2008-06-29 Richard Guenther <rguenther@suse.de>
13105 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13107 (struct alias_info): Move ...
13108 * tree-ssa-alias.c: ... here.
13109 (update_alias_info): Declare.
13110 (compute_may_aliases): Call it.
13111 (update_alias_info): New function.
13112 * tree-ssa-structalias.c (update_alias_info): Move ...
13113 * tree-ssa-alias.c (update_alias_info_1): ... here.
13114 * tree-ssa-structalias.c (process_constraint_1): Remove
13115 unused from_call argument. Rename to ...
13116 (process_constraint): ... this. Delete old wrapper.
13117 (make_constraint_to): Adjust callers.
13118 (handle_const_call): Likewise.
13119 (handle_pure_call): Likewise.
13120 (init_base_vars): Likewise.
13121 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13122 (find_func_aliases): We don't need structure copies for
13124 (make_constraint_from_anything): Remove.
13125 (create_variable_info_for): For globals make constraints
13126 from escaped, not from anything.
13127 (compute_points_to_sets): Do not call update_alias_info.
13128 (ipa_pta_execute): Use make_constraint_from.
13130 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13132 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13133 (bitmap.o-warn, dominance.o-warn): New.
13134 * configure.ac (cxx_compat_warn): Delete.
13135 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13136 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13138 * configure: Regenerate.
13140 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13143 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13145 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13146 * df-scan.c (df_notes_rescan): Likewise.
13147 * ggc-page.c (set_page_table_entry): Likewise.
13148 * intl.c (gcc_gettext_width): Likewise.
13149 * varasm.c (get_unnamed_section, get_noswitch_section,
13150 get_section): Likewise.
13152 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13154 * regrename.c (build_def_use): Don't copy RTX.
13156 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13158 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13159 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13160 punctuation. Use @ref instead of @xref.
13161 (Function Names): Remove stray @display/@end display.
13162 (C++ Attributes): Use @ref instead of @xref.
13163 (Deprecated Features): Fix punctuation around @xref.
13164 (Backwards Compatibility): Likewise.
13165 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13167 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13169 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13170 constants for E500 double.
13172 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13174 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13175 element type of const_vector.
13177 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13179 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13180 Remove FLAGS_REG clobber from expander pattern.
13181 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13182 (anddi3, andsi3, andhi3, andqi3): Ditto.
13183 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13184 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13185 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13186 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13187 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13188 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13189 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13190 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13192 2008-06-28 Richard Guenther <rguenther@suse.de>
13194 * tree-ssa-structalias.c (callused_id, var_callused,
13195 callused_tree): Add.
13196 (handle_pure_call): New function.
13197 (find_func_aliases): Call it.
13198 (find_what_p_points_to): Handle the call-used set.
13199 (clobber_what_escaped): Likewise.
13200 (compute_call_used_vars): New function.
13201 (init_base_vars): Init the call-used variable.
13202 (do_sd_constraint): Do not propagate the solution from CALLUSED
13203 but use CALLUSED as a placeholder.
13204 (solve_graph): Likewise.
13205 * tree-flow-inline.h (gimple_call_used_vars): New function.
13206 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13207 (compute_call_used_vars): Declare.
13208 * tree-ssa-alias.c (set_initial_properties): Call
13209 compute_call_used_vars.
13210 (reset_alias_info): Clear call-used variables.
13211 (add_call_clobber_ops): Assert we are not called for const/pure
13212 functions. Remove handling of them.
13213 (add_call_read_ops): Handle pure functions by adding the
13214 call-used set of variables as VUSEs.
13215 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13216 (delete_tree_ssa): Free it.
13217 * tree-dfa.c (remove_referenced_var): Clear the var from the
13220 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13222 * tree.c (build_varargs_function_type_list): New.
13223 (build_function_type_list_1): New.
13224 (build_function_type_list): Use build_function_type_list_1.
13225 * tree.h (build_varargs_function_type_list): New.
13227 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13230 * config/spu/spu.c (spu_builtin_splats): Do not generate
13231 invalid CONST_VECTOR expressions.
13232 (spu_expand_vector_init): Likewise.
13234 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13236 * optabs.c (libfunc_decls): New variable.
13237 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13238 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13239 for the same function twice.
13241 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13243 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13244 ix86_expand_binary_operator directly.
13245 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13247 (*ashrti3_1): Ditto.
13248 (*lshrti3_1): Ditto.
13249 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13250 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13251 using only one splitter. Conditionaly execute splitter before or
13252 after peephole2 pass.
13253 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13254 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13255 Use only one alternative in asm template.
13256 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13258 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13259 "J" operand constraint for operand 2.
13260 (*ashldi3_cconly_rex64): Ditto.
13261 (*ashrdi3_cmp_rex64): Ditto.
13262 (*ashrdi3_cconly_rex64): Ditto.
13263 (*lshrdi3_cmp_rex64): Ditto.
13264 (*lshrdi3_cconly_rex64): Ditto.
13265 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13266 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13267 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13270 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13272 * gimplify.c (omp_is_private): Don't return true if decl is not
13273 already private on #pragma omp for or #pragma omp parallel for.
13276 * tree-cfg.c (struct move_stmt_d): Replace block field with
13277 orig_block and new_block fields.
13278 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13279 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13280 (move_block_to_fn): Replace vars_map and new_label_map arguments
13281 with struct move_stmt_d pointer.
13282 (replace_block_vars_by_duplicates): New function.
13283 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13284 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13285 all subblocks of ORIG_BLOCK to the new function. Call
13286 replace_block_vars_by_duplicates.
13287 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13288 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13289 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13290 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13291 (expand_omp): Temporarily set input_location to the location of
13292 region's controlling stmt.
13293 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13294 BIND_EXPR, push ctx->block_vars and gimplification vars into
13295 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13296 into dest function.
13297 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13298 there are any BLOCK_VARS.
13299 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13300 OMP_PARALLEL or OMP_TASK stmt.
13301 (lower_omp): Save and restore input_location around the lower_omp_1
13304 2008-06-27 Richard Guenther <rguenther@suse.de>
13306 PR tree-optimization/36400
13307 PR tree-optimization/36373
13308 PR tree-optimization/36344
13309 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13310 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13311 (update_alias_info): Remove call clobbering code.
13312 (make_constraint_to): New helper function.
13313 (make_escape_constraint): Likewise.
13314 (handle_rhs_call): Use it on all pointer containing arguments.
13315 Also mark the static chain escaped.
13316 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13317 instead of ANYTHING.
13318 (make_constraint_from): New helper split out from ...
13319 (make_constraint_from_anything): ... here.
13320 (find_func_aliases): Add constraints for escape sites.
13321 (intra_create_variable_infos): Make constraints from NONLOCAL
13323 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13325 (clobber_what_p_points_to): Remove.
13326 (clobber_what_escaped): New function.
13327 (init_base_vars): Init NONLOCAL and ESCAPED.
13328 (do_sd_constraint): Do not propagate the solution from ESCAPED
13329 but use ESCAPED as a placeholder.
13330 (solve_graph): Likewise.
13331 * tree-flow.h (clobber_what_p_points_to): Remove.
13332 (clobber_what_escaped): Declare.
13333 * tree-ssa-alias.c (set_initial_properties): Call it.
13334 Remove code clobbering escaped pointers.
13336 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13338 * function.c (allocate_struct_function): Only allocate a unique
13339 funcdef_no if the decl is nonzero.
13341 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13343 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13344 * config/mips/mips.c (mips_split_const_insns): New function.
13345 * config/mips/mips.md (move_type): New attribute.
13346 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13347 (dword_mode): New attribute.
13348 (type): Avoid long line. Map "move_type"s to "type"s,
13349 choosing "multi" for doubleword moves if appropriate.
13350 Swap MTC/MFC comments to match their declaration order.
13351 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13352 "type" is "branch" or "jal" is "direct".
13353 (length): Handle "extended_mips16" first. Make the default
13354 "0" for "ghost" instructions. Set the length from "move_type".
13355 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13356 of "type", with "sll0" for the register alternative. Remove the
13357 "extended_mips16" attribute.
13358 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13359 of "type", with "shift_shift" for the register alternative.
13360 Remove the "length" attribute.
13361 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13362 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13363 of "type", with "andi" for the register alternative.
13364 (*zero_extendqihi2): Likewise.
13365 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13366 of "andi" instead of a "type" of "arith".
13367 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13369 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13370 (mov_<store>r, *mov<mode>_ra): Likewise.
13371 (extendsidi2): Use "move_type" instead of "type", with "move"
13372 for the register alternative.
13373 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13374 of "type", with "signext" for the register alternative.
13375 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13376 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13377 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13378 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13379 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13380 (unnamed branch insn): Likewise.
13381 (*movdi_gp32_fp64): Fold into...
13382 (*movdi_32bit): ...here.
13383 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13384 (*movdf_hardfloat): ...this new pattern.
13385 (*movdf_softfloat): Remove redundant FPR alternatives.
13386 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13387 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13388 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13389 the "move" attribute.
13390 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13391 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13392 and "store" for COP loads and stores.
13393 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13394 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13395 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13396 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13397 (*movtf_mips16, *movv2sf): Likewise.
13398 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13399 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13400 (mfhc1<mode>): Use "move_type" instead of "move".
13401 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13402 (loadgp_blockage): Remove the "length" attribute.
13403 (blockage, set_got_version, update_got_version): Likewise.
13404 (call_internal): Remove the "extended_mips16" attribute.
13405 (call_value_internal, call_value_multiple_internal): Likewise.
13406 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13408 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13409 the "length" attribute.
13411 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13413 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13414 -Wcast-qual warnings.
13415 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13416 handle_pragma_pop_macro): Likewise.
13417 * collect2.c (resolve_lib_name): Likewise.
13418 * config/arc/arc.c (arc_init): Likewise.
13419 * config/arm/arm.c (neon_builtin_compare,
13420 locate_neon_builtin_icode): Likewise.
13421 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13422 * config/bfin/bfin.c (bfin_init_machine_status,
13423 bfin_optimize_loop): Likewise.
13424 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13425 * config/cris/cris.c (cris_init_expanders): Likewise.
13426 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13427 * config/darwin.c (machopic_indirection_eq,
13428 machopic_indirection_name, machopic_output_indirection): Likewise.
13429 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13430 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13431 frv_optimize_membar): Likewise.
13432 * config/i386/cygwin.h (mingw_scan,
13433 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13434 * config/i386/cygwin1.c (mingw_scan): Likewise.
13435 * config/i386/i386.c (machopic_output_stub): Likewise.
13436 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13437 i386_pe_unique_section): Likewise.
13438 * config/ia64/ia64.c (ia64_init_machine_status,
13439 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13441 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13442 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13443 * config/m68k/m68k.c (m68k_handle_option,
13444 m68k_sched_md_init_global): Likewise.
13445 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13446 mcore_unique_section): Likewise.
13447 * config/mips/mips.c (mips_block_move_straight,
13448 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13450 * config/mmix/mmix.c (mmix_init_machine_status,
13451 mmix_encode_section_info): Likewise.
13452 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13453 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13454 print_operand_address, output_toc, redefine_groups,
13455 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13456 * config/s390/s390.c (s390_init_machine_status): Likewise.
13457 * config/score/score.c (score_block_move_straight,
13458 score_block_move_loop_body): Likewise.
13459 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13460 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13461 * emit-rtl.c (find_auto_inc): Likewise.
13462 * gcc.c (translate_options, process_command): Likewise.
13463 * reorg.c (dbr_schedule): Likewise.
13464 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13465 * xcoffout.c (xcoffout_declare_function): Likewise.
13467 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13469 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13470 ipa-pta working again.
13472 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13474 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13477 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13479 * config.gcc (powerpc*-*-*): Add new core e500mc.
13480 * config/rs6000/e500mc.md: New file.
13481 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13483 (rs6000_override_options): Add e500mc case to
13484 processor_target_table. Altivec and Spe options not allowed
13485 with e500mc. Add isel instruction to e500mc by
13486 default. Initialize rs6000_cost for e500mc.
13487 (rs6000_issue_rate): Set issue rate for e500mc.
13488 * config/rs6000/rs6000.h (processor_type): Add
13489 PROCESSOR_PPCE500MC.
13490 (ASM_CPU_SPEC): Add e500mc.
13491 Set TARGET_ISEL to rs6000_isel.
13492 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13493 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13494 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13496 * doc/invoke.texi: Add e500mc to list of cpus.
13498 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13501 * c-lex.c (lex_charconst): Initialize unsignedp.
13503 2008-06-27 Olivier Hainque <hainque@adacore.com>
13505 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13506 documented assumptions.
13508 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13510 * dwarf2out.c: Remove trailing white spaces. Break long line
13513 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13515 * libfuncs.h (LTI_synchronize): New libfunc_index.
13516 (synchronize_libfunc): Declare.
13517 * builtins.c (expand_builtin_synchronize): Consider using
13518 synchronize_libfunc before falling back on an asm blockage.
13519 * config/mips/mips.c: Include libfuncs.h
13520 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13522 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13524 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13525 parameter. Copy stack_reg to r11 where appropriate.
13526 (no_global_regs_above): Add gpr parameter.
13527 (rs6000_stack_info): Only add padding for SPE save area if we
13528 are saving SPE GPRs and CR.
13529 (saveres_routine_syms): New variable.
13530 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13532 (rs6000_savres_routine_sym): New function.
13533 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13535 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13536 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13537 Tweak FPR out-of-line saving.
13538 (rs6000_make_savres_rtx): New function.
13539 (rs6000_use_multiple_p): New function.
13540 (rs6000_savres_strategy): New function.
13541 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13542 out-of-line if appropriate.
13543 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13544 if we are optimizing for size.
13545 (GP_SAVE_INLINE): Define.
13546 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13547 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13548 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13549 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13550 (*save_fpregs_<mode>): Add use of r11.
13551 (*restore_gpregs_<mode>): New insn.
13552 (*return_and_restore_gpregs_<mode>): New insn.
13553 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13555 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13556 (*restore_gpregs_spe): New insn.
13557 (*return_and_restore_gpregs_spe): New insn.
13558 * config/rs6000/predicates.md (save_world_operation): Fix check.
13560 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13562 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13563 this point, so assert that.
13565 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13567 * cfganal.c: Include vec.h and vecprim.h.
13568 (compute_idf): Import from...
13569 * tree-into-ssa (compute_idf): ...here.
13570 * basic-block.h (compute_idf): Export.
13572 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13574 * c-decl.c (merge_decls): Use !current_function_decl to check for
13575 extern declaration of C99 inline function being at file scope.
13577 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13579 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13581 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13583 * alias.c (record_alias_subset, init_alias_analysis): Fix
13584 -Wc++-compat and/or -Wcast-qual warnings.
13585 * attribs.c (lookup_attribute_spec): Likewise.
13586 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13587 copy_bb, connect_traces,
13588 find_rarely_executed_basic_blocks_and_cr): Likewise.
13589 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13590 note_btr_set, migrate_btr_defs): Likewise.
13591 * builtins.c (result_vector, expand_builtin_memcpy,
13592 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13593 builtin_memset_read_str, expand_builtin_printf,
13594 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13596 * caller-save.c (mark_set_regs): Likewise.
13597 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13598 * cgraph.c (cgraph_edge): Likewise.
13599 * combine.c (likely_spilled_retval_1): Likewise.
13600 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13601 htab_counts_entry_del, get_coverage_counts): Likewise.
13602 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13603 new_cselib_val): Likewise.
13604 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13605 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13607 * df-core.c (df_compact_blocks): Likewise.
13608 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13609 * df-scan.c (df_grow_reg_info, df_ref_create,
13610 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13611 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13612 df_record_entry_block_defs, df_record_exit_block_uses,
13613 df_bb_verify): Likewise.
13614 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13615 DF_REF_EXTRACT_MODE_CONST): New.
13616 * dominance.c (get_immediate_dominator, get_dominated_by,
13617 nearest_common_dominator, root_of_dom_tree,
13618 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13619 -Wc++-compat and/or -Wcast-qual warnings.
13620 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13621 record_store, replace_read, check_mem_read_rtx, scan_insn,
13622 dse_step1, dse_record_singleton_alias_set): Likewise.
13623 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13625 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13627 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13628 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13629 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13630 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13631 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13632 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13633 file_name_acquire, output_file_names, add_const_value_attribute,
13634 premark_used_types_helper, file_table_eq, file_table_hash,
13635 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13636 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13637 -Wcast-qual warnings.
13638 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13639 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13640 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13641 gen_reg_rtx, start_sequence, init_emit): Likewise.
13642 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13643 * except.c (init_eh_for_function, gen_eh_region,
13644 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13645 arh_to_landing_pad, arh_to_label, add_action_record,
13646 add_call_site, switch_to_exception_section): Likewise.
13647 * expmed.c (synth_mult): Likewise.
13648 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13649 store_expr): Likewise.
13650 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13652 * function.c (assign_stack_temp_for_type,
13653 allocate_struct_function, match_asm_constraints_1): Likewise.
13654 * gcov-io.c (gcov_allocate): Likewise.
13655 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13656 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13657 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13658 record_one_set, insert_expr_in_table, insert_set_in_table,
13659 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13660 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13661 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13662 -Wcast-qual warnings.
13664 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13666 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13667 -Wcast-qual warnings.
13668 * gcc.c (process_command): Likewise.
13669 * genattrtab.c (oballoc): Use XOBNEW.
13670 (oballocvec): Define.
13671 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13672 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13673 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13674 -Wc++-compat and/or -Wcast-qual warnings.
13675 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13676 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13677 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13678 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13679 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13680 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13681 add_excls, process_presence_absence_names,
13682 process_presence_absence_patterns, add_presence_absence,
13683 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13684 get_free_state, add_arc, get_free_automata_list_el,
13685 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13686 transform_3, cache_presence, create_ainsns, create_automata,
13687 create_state_ainsn_table, dfa_insn_code_enlarge,
13688 output_trans_func, output_min_issue_delay_func,
13689 output_dead_lock_func, output_reset_func,
13690 output_get_cpu_unit_code_func, output_dfa_start_func,
13691 expand_automata): Likewise.
13692 * genextract.c (gen_insn): Likewise.
13693 * gengtype-lex.l: Likewise.
13694 * gengtype.c (read_input_list, adjust_field_type,
13695 process_gc_options): Likewise.
13696 * genoutput.c (note_constraint): Likewise.
13697 * genpreds.c (mangle, add_constraint): Likewise.
13698 * genrecog.c (process_define_predicate, new_decision,
13699 add_to_sequence): Likewise.
13700 * gensupport.c (record_insn_name): Likewise.
13702 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13704 * config/i386/driver-i386.c (detect_caches_amd,
13705 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13706 and/or -Wcast-qual warnings.
13707 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13708 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13709 gt_pch_save): Likewise.
13710 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13711 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13712 * global.c (compute_regsets): Likewise.
13713 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13714 finish_graph_dump_file): Likewise.
13715 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13716 unlink_bb_notes): Likewise.
13717 * integrate.c (get_hard_reg_initial_val): Likewise.
13718 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13719 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13720 * local-alloc.c (update_equiv_regs): Likewise.
13721 * loop-invariant.c (check_invariant_table_size,
13722 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13724 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13725 altered_reg_used, mark_altered): Likewise.
13726 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13727 insert_var_expansion_initialization,
13728 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13729 release_var_copies): Likewise.
13730 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13731 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13732 analyze_accesses_for_phi_node, check_var_notmodified_p,
13733 check_allocation_function, find_sites_in_func,
13734 record_all_accesses_in_func, transform_access_sites,
13735 transform_allocation_sites): Likewise.
13736 * omp-low.c (new_omp_region, create_omp_child_function_name,
13737 check_omp_nesting_restrictions, check_combined_parallel,
13738 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13739 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13740 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13741 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13743 * opts-common.c (prune_options): Likewise.
13744 * opts.c (add_input_filename, print_filtered_help,
13745 get_option_state): Likewise.
13746 * params.c (add_params): Likewise.
13747 * passes.c (set_pass_for_id, next_pass_1,
13748 do_per_function_toporder, pass_fini_dump_file): Likewise.
13749 * postreload.c (reload_cse_simplify_operands): Likewise.
13750 * predict.c (tree_predicted_by_p, tree_predict_edge,
13751 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13753 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13755 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13757 * recog.c (check_asm_operands, validate_change_1): Likewise.
13758 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13759 subst_asm_stack_regs): Likewise.
13760 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13761 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13762 * regmove.c (reg_is_remote_constant_p): Likewise.
13763 * regrename.c (regrename_optimize, scan_rtx_reg,
13764 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13766 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13767 regstat_compute_calls_crossed): Likewise.
13768 * reload1.c (init_reload, new_insn_chain,
13769 has_nonexceptional_receiver, reload, copy_reloads,
13770 calculate_needs_all_insns, init_elim_table): Likewise.
13771 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13772 * rtl.c (shallow_copy_rtx_stat): Likewise.
13773 * rtlanal.c (parms_set): Likewise.
13774 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13775 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13776 * sched-ebb.c (earliest_block_with_similiar_load,
13777 add_deps_for_risky_insns): Likewise.
13778 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13779 schedule_region): Likewise.
13780 * see.c (eq_descriptor_pre_extension,
13781 hash_descriptor_pre_extension, hash_del_pre_extension,
13782 eq_descriptor_properties, hash_descriptor_properties,
13783 hash_del_properties, see_seek_pre_extension_expr,
13784 see_initialize_data_structures, see_print_register_properties,
13785 see_print_pre_extension_expr, see_delete_merged_def_extension,
13786 see_delete_unmerged_def_extension, see_emit_use_extension,
13787 see_pre_delete_extension, see_map_extension, see_commit_changes,
13788 see_analyze_merged_def_local_prop,
13789 see_analyze_merged_def_local_prop,
13790 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13791 see_set_prop_merged_def, see_set_prop_unmerged_def,
13792 see_set_prop_unmerged_use, see_print_one_extension,
13793 see_merge_one_use_extension, see_merge_one_def_extension,
13794 see_store_reference_and_extension, see_update_uses_relevancy,
13795 see_update_defs_relevancy): Likewise.
13796 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13797 hash_statistics_free, curr_statistics_hash): Likewise.
13798 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13799 expand_asm_operands, expand_return, case_bit_test_cmp,
13800 expand_case): Likewise.
13801 * stor-layout.c (start_record_layout): Likewise.
13802 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13803 gt_pch_save_stringpool): Likewise.
13804 * tree-data-ref.c (hash_stmt_vertex_info,
13805 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13806 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13808 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13811 * config/i386/i386.md : Change constraints of HImode and QImode
13812 immediate operands from "i" to "n". Change SImode "ni" constraint to
13813 "i" and SImode "rmi" constraint to "g". Remove all constraints
13814 from const0_operand and const1_operand predicated operands.
13815 (i): Change QImode and HImode attribute from "i" to "n".
13816 (*subqi_2): Change HImode operands to QImode.
13819 2008-06-25 Olivier Hainque <hainque@adacore.com>
13821 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13824 2008-06-25 Richard Guenther <rguenther@suse.de>
13826 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13827 not overflow the result type.
13829 2008-06-25 Richard Guenther <rguenther@suse.de>
13831 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13832 (vn_lookup): Likewise.
13834 2008-06-25 Richard Guenther <rguenther@suse.de>
13836 PR tree-optimization/35518
13837 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13838 * tree-sra.c (instantiate_element): Use fold_build3 to build
13840 (try_instantiate_multiple_fields): Likewise.
13842 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13844 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13847 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13849 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13850 use_backchain_to_restore_sp to true
13851 if the offset of the link register save area would go over the 32k - 1
13852 offset limit of the load
13855 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13857 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13858 anchor for the type-punning blurb. Cross-reference "Structures
13859 unions enumerations and bit-fields implementation". Provide a
13860 cast-through-pointer example. Make final sentence self-contained.
13861 * doc/implement-c.texi (Structures unions enumerations and
13862 bit-fields implementation): Cross-reference the type-punning blurb
13863 in the -fstrict-aliasing documentation.
13865 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13867 PR middle-end/36594
13868 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13869 the memory instead of the memory itself for the save area.
13871 2008-06-24 Olivier Hainque <hainque@adacore.com>
13872 Nicolas Roche <roche@adacore.com>
13874 * gengtype.c (srcdir_len): size_t instead of int.
13875 (get_file_realbasename): New function. For F a filename, the real
13876 basename of F, with all the path components stripped.
13877 (get_file_srcdir_relative_path): New function. For F a filename, the
13878 relative path to F from $(srcdir).
13879 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13880 get_file_realbasename. Adjust the head comment.
13881 (get_prefix_langdir_index): New function. For F a filename, return the
13882 lang_dir_names[] relative index of the language directory that is
13884 (get_file_langdir): For F a filename, return the name of the language
13885 directory where F is located.
13886 (get_file_gtfilename): New function. The gt- output file name for an
13888 (get_output_file_with_visibility): Replace in-line computations with
13889 uses of get_file_gtfilename and get_prefix_langdir_index.
13890 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13892 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13894 PR tree-optimization/36504
13895 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13896 references without base address.
13898 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13900 PR middle-end/36584
13901 * calls.c (expand_call): Increase alignment for recursive functions.
13903 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13905 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13906 (TARGET_FUNCTION_VALUE): New define.
13907 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13908 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13910 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13912 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13913 (fmod<mode>3): Ditto.
13914 (remainderxf3): Ditto.
13915 (remainder<mode>3): Ditto.
13917 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13920 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13921 REG is a hard register.
13923 PR tree-optimization/36508
13924 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13925 499, don't check it at all in release compilers.
13927 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13929 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13930 together with SSE_TARGET_MATH to disable insn pattern.
13931 (*fop_<MODEF:mode>_2_i387): Ditto.
13932 (*fop_<MODEF:mode>_3_i387): Ditto.
13934 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13936 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13938 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13940 PR middle-end/34906
13941 * gimplify.c (gimplify_asm_expr): Check the return code of
13942 parse_output_constraint call, set function return and is_inout
13943 value if it failed.
13945 2008-06-22 Ian Lance Taylor <iant@google.com>
13947 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13948 (narrowest_signed_type): Likewise.
13949 * c-typeck.c (c_common_type): Change local variable mclass to enum
13951 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13952 tcc_comparison, not the tree code itself.
13953 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13954 (c_expand_expr): Cast modifier to enum expand_modifier.
13955 * c-common.h (C_RID_CODE): Add casts.
13956 (C_SET_RID_CODE): Define.
13957 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13958 (c_lex_one_token): Add cast to avoid warning.
13959 (c_parser_objc_type_name): Rename local typename to type_name.
13960 (check_no_duplicate_clause): Change code parameter to enum
13962 (c_parser_omp_var_list_parens): Change kind parameter to enum
13964 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13965 c_parser_omp_list_var_parens.
13966 (c_parser_omp_threadprivate): Likewise.
13967 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13968 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13969 * c-format.c (NO_FMT): Define.
13970 (printf_length_specs): Use NO_FMT.
13971 (asm_fprintf_length_specs): Likewise.
13972 (gcc_diag_length_specs): Likewise.
13973 (scanf_length_specs): Likewise.
13974 (strfmon_length_specs): Likewise.
13975 (gcc_gfc_length_specs): Likewise.
13976 (printf_flag_specs): Change 0 to STD_C89.
13977 (asm_fprintf_flag_specs): Likewise.
13978 (gcc_diag_flag_specs): Likewise.
13979 (gcc_cxxdiag_flag_specs): Likewise.
13980 (scanf_flag_specs): Likewise.
13981 (strftime_flag_specs): Likewise.
13982 (strfmon_flag_specs): Likewise.
13983 (print_char_table): Likewise.
13984 (asm_fprintf_char_table): Likewise.
13985 (gcc_diag_char_table): Likewise.
13986 (gcc_tdiag_char_table): Likewise.
13987 (gcc_cdiag_char_table): Likewise.
13988 (gcc_cxxdiag_char_table): Likewise.
13989 (gcc_gfc_char_table): Likewise.
13990 (scan_char_table): Likewise.
13991 (time_char_table): Likewis.
13992 (monetary_char_table): Likewise.
13993 * c-format.h (BADLEN): Likewise.
13995 2008-06-21 Ian Lance Taylor <iant@google.com>
13997 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13998 Define END_OF_BASE_TREE_CODES around inclusion.
13999 * tree.c (tree_code_type): New global array.
14000 (tree_code_length, tree_code_name): Likewise.
14001 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14002 $(lang_tree_files).
14003 (all-tree.def, s-alltree): New targets.
14004 (gencheck.h, s-gencheck): Remove.
14005 (tree.o): Depend upon all-tree.def.
14006 (build/gencheck.o): Remove gencheck.h dependency.
14007 (mostlyclean): Don't remove gencheck.h.
14008 * c-common.h (enum c_tree_code): Remove.
14009 * c-lang.c (tree_code_type): Remove.
14010 (tree_code_length, tree_code_name): Remove.
14011 * gencheck.c (tree_codes): Include all-tree.def, rather than
14012 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14014 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14016 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14017 (operator_name_info): Size to MAX_TREE_CODES.
14018 (assignment_operator_name_info): Likewise.
14019 * cp/cp-lang.c (tree_code_type): Remove.
14020 (tree_code_length, tree_code_name): Remove.
14021 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14022 (assignment_operator_name_info): Likewise.
14023 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14025 * cp/mangle.c (write_expression): Likewise.
14026 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14027 * fortran/f95-lang.c (tree_code_type): Remove.
14028 (tree_code_length, tree_code_name): Remove.
14029 * java/java-tree.h (enum java_tree_code): Remove.
14030 * java/lang.c (tree_code_type): Remove.
14031 (tree_code_length, tree_code_name): Remove.
14032 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14033 * objc/objc-act.h (enum objc_tree_code): Remove.
14034 * objc/objc-lang.c (tree_code_type): Remove.
14035 (tree_code_length, tree_code_name): Remove.
14036 * objcp/objcp-lang.c (tree_code_type): Remove.
14037 (tree_code_length, tree_code_name): Remove.
14038 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14039 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14040 * ada/misc.c (tree_code_type): Remove.
14041 (tree_code_length, tree_code_name): Remove.
14043 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14045 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14046 the grand_bitmap_obstack.
14048 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14050 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14051 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14052 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14053 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14054 move_stmt_r, new_label_mapper): Likewise.
14055 * tree-complex.c (cvc_lookup): Likewise.
14056 * tree-dfa.c (create_function_ann): Likewise.
14057 * tree-dump.c (dump_register): Likewise.
14058 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14059 find_phi_replacement_condition): Likewise.
14060 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14061 tree_function_versioning): Likewise.
14062 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14063 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14064 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14065 get_nonlocal_debug_decl, convert_nonlocal_reference,
14066 convert_nonlocal_omp_clauses, get_local_debug_decl,
14067 convert_local_reference, convert_local_omp_clauses,
14068 convert_nl_goto_reference, convert_nl_goto_receiver,
14069 convert_tramp_reference, convert_call_expr): Likewise.
14070 * tree-outof-ssa.c (contains_tree_r): Likewise.
14071 * tree-parloops.c (reduction_phi, initialize_reductions,
14072 eliminate_local_variables_1, add_field_for_reduction,
14073 add_field_for_name, create_phi_for_local_result,
14074 create_call_for_reduction_1, create_loads_for_reductions,
14075 create_stores_for_reduction, create_loads_and_stores_for_name):
14077 * tree-phinodes.c (allocate_phi_node): Likewise.
14078 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14079 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14080 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14081 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14082 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14083 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14084 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14085 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14086 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14087 vn_nary_op_insert): Likewise.
14088 * tree-ssa.c (redirect_edge_var_map_add,
14089 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14090 * tree-vectorizer.c (vectorize_loops): Likewise.
14091 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14092 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14093 tree_cons_stat, build1_stat, build_variant_type_copy,
14094 decl_init_priority_lookup, decl_fini_priority_lookup,
14095 decl_priority_info, decl_restrict_base_lookup,
14096 decl_restrict_base_insert, decl_debug_expr_lookup,
14097 decl_debug_expr_insert, decl_value_expr_lookup,
14098 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14099 type_hash_add, get_file_function_name, tree_check_failed,
14100 tree_not_check_failed, tree_range_check_failed,
14101 omp_clause_range_check_failed, build_omp_clause,
14102 build_vl_exp_stat): Likewise.
14103 * value-prof.c (gimple_histogram_value,
14104 gimple_duplicate_stmt_histograms): Likewise.
14105 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14106 unshare_variable, variable_union_info_cmp_pos, variable_union,
14107 dataflow_set_different_1, dataflow_set_different_2,
14108 vt_find_locations, variable_was_changed, set_variable_part,
14109 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14110 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14111 section_entry_hash, object_block_entry_eq,
14112 object_block_entry_hash, create_block_symbol,
14113 initialize_cold_section_name, default_function_rodata_section,
14114 strip_reg_name, set_user_assembler_name, const_desc_eq,
14115 build_constant_desc, output_constant_def, lookup_constant_def,
14116 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14117 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14118 default_internal_label): Likewise.
14119 * varray.c (varray_init, varray_grow): Likewise.
14120 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14122 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14124 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14125 operators for "test" insn. Macroize insn using SWI mode macro.
14126 (*jcc_fused_2): Ditto.
14127 (*jcc_fused_3): Macroize insn using SWI mode macro.
14128 (*jcc_fused_4): Ditto.
14130 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14132 * tree-ssa-pre.c: Fix typo in comment.
14133 (init_antic, fini_antic): Add explicit funtions for
14134 initializing and deinitializing ANTIC and AVAIL sets.
14135 (create_expression_by_pieces): Fix typo in comment.
14136 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14137 (execute_pre): Eventually dump details about ANTIC_IN.
14139 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14141 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14142 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14143 add_to_obstack, file_at_path, find_a_file, execute,
14144 add_preprocessor_option, add_assembler_option, add_linker_option,
14145 process_command, insert_wrapper, do_option_spec, do_self_spec,
14146 spec_path, do_spec_1, is_directory, main, used_arg,
14147 getenv_spec_function): Likewise.
14148 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14149 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14152 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14154 * doc/rtl.texi: Updated subreg section.
14156 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14159 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14160 node->needed and node->reachable.
14161 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14162 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14163 (expand_task_call): Don't call expand_task_copyfn.
14164 (expand_task_copyfn): Renamed to...
14165 (finalize_task_copyfn): ... this.
14167 2008-06-19 Jan Hubicka <jh@suse.cz>
14169 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14170 clobbering framepointer.
14172 2008-06-19 Jan Hubicka <jh@suse.cz>
14174 * tree-optimize.c (execute_early_local_optimizations): Set
14175 cgraph_state only at first invocation.
14177 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14179 * system.h (-Wc++-compat): Activate as a warning, no an error.
14181 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14183 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14184 instead of "#" in insn asm template.
14185 (*jcc_fused_2): Ditto.
14187 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14189 * config/i386/i386.h (ix86_tune_indices)
14190 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14191 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14192 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14193 (*jcc_fused_2): Ditto.
14194 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14195 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14196 (print operand): Handle 'E' and 'e' code.
14198 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14200 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14201 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14202 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14204 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14206 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14208 (cgraph_expand_function): Use local copy of decl.
14209 (cgraph_expand_all_functions): Remove redundant initialization of
14211 (cgraph_optimize): Reword internal_error message.
14213 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14215 * arm-protos.h (arm_return_in_memory): Remove public
14216 arm_return_in_memory() prototype.
14217 * arm.c (arm_return_in_memory): Add static prototype, add target
14218 hook macro, change definition and comments.
14219 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14221 2008-06-19 Ben Elliston <bje@au.ibm.com>
14223 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14224 real.c: Remove references to IEEE 754R.
14225 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14226 * doc/libgcc.texi (Decimal float library routines): Likewise.
14228 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14230 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14231 (default_unwind_word_mode): Add prototype.
14232 * targhooks.c (default_unwind_word_mode): New function.
14233 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14234 instead of word_mode.
14235 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14236 (TARGET_INITIALIZER): Use it.
14238 * c-common.c (handle_mode_attribute): Support "unwind_word"
14240 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14242 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14243 word_mode to access SjLj_Function_Context member "data".
14244 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14245 conversion from targetm.eh_return_filter_mode () to
14246 targetm.unwind_word_mode () if they differ.
14248 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14249 (BT_FN_UNWINDWORD_PTR): New function type.
14250 (BT_FN_WORD_PTR): Remove.
14251 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14252 * except.c (expand_builtin_extend_pointer): Convert pointer to
14253 targetm.unwind_word_mode () instead of word_mode.
14255 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14256 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14257 (spu_unwind_word_mode): New function.
14258 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14259 (TARGET_UNWIND_WORD_MODE): Define.
14260 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14262 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14264 * config/spu/spu.c (reg_align): Remove.
14265 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14266 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14267 (spu_split_store): Likewise.
14269 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14271 * gcc/tree-vn.c: Fix typo in comment.
14273 2008-06-18 Jan Hubicka <jh@suse.cz>
14275 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14276 toplevel reorder too.
14278 2008-06-18 Jan Hubicka <jh@suse.cz>
14280 * c-opts.c (c_common_post_options): PCH is not compatible with
14282 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14283 -fno-toplevel-reorder by default now.
14285 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14287 PR documentation/30739
14288 * doc/install.texi (Prerequisites): Document dependency on awk.
14290 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14291 Ian Lance Taylor <iant@google.com>
14293 PR rtl-optimization/35604
14294 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14295 only want to change jump destinations, not eventual label comparisons.
14297 2008-06-16 Jan Hubicka <jh@suse.cz>
14299 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14301 (cgraph_analyze_function): Likewise.
14303 2008-06-16 Jan Hubicka <jh@suse.cz>
14305 * cgraph.h (cgraph_mark_if_needed): New function.
14306 * cgraphunit.c (cgraph_mark_if_needed): New function.
14307 * c-decl.c (duplicate_decl): Use it.
14309 2008-06-16 Jan Hubicka <jh@suse.cz>
14311 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14314 2008-06-16 Jan Hubicka <jh@suse.cz>
14316 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14318 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14319 Kazu Hirata <kazu@codesourcery.com>
14320 Maxim Kuvyrkov <maxim@codesourcery.com
14322 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14323 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14324 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14325 EXTRA_SPEC_FUNCTIONS.
14326 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14327 (DRIVER_SELF_SPECS): Adjust.
14328 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14329 * config/mips/st.h, config/mips/t-st: New.
14330 * config/mips/driver-native.c, config/mips/x-native: New.
14331 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14334 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14336 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14338 (ISA_HAS_FP_CONDMOVE): New macro.
14339 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14340 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14341 (ISA_HAS_NMADD3_NMSUB3): New macro.
14342 * config/mips/mips.c (mips_rtx_costs): Update.
14343 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14344 compiling for ST Loongson 2E/2F.
14345 (madd<mode>): Rename to madd4<mode>. Update.
14346 (madd3<mode>): New pattern.
14347 (msub<mode>): Rename to msub4<mode>. Update.
14348 (msub3<mode>): New pattern.
14349 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14350 (nmadd3<mode>): New pattern.
14351 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14352 (nmadd3<mode>_fastmath): New pattern.
14353 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14354 (nmsub3<mode>): New pattern.
14355 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14356 (nmsub3<mode>_fastmath): New pattern.
14357 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14359 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14361 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14362 (DF_REF_INSN_INFO): New.
14363 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14364 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14365 with a NULL DF_REF_INSN_INFO.
14366 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14368 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14369 DF_INSN_INFO_EQ_USES): New.
14370 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14371 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14372 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14373 * df-core.c: Update comment for above changes.
14374 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14375 DF_INSN_UID_* macros.
14376 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14377 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14378 insn rtx. Update all callers.
14379 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14380 df_ref_create_structure, df_insn_refs_collect): Likewise.
14381 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14382 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14383 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14384 macros to access the insn refs.
14385 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14386 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14387 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14388 for accessing the refs.
14389 (try_fwprop_subst): Likewise.
14390 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14391 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14392 for accessing the refs.
14393 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14394 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14395 to look at the insn refs.
14396 (record_uses): Likewise.
14397 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14399 (mark_artificial_uses): Don't mark_insn for artificial refs.
14400 (mark_reg_rependencies): Likewise.
14402 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14404 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14406 * configure: Regenerate.
14408 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14410 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14411 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14412 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14414 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14416 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14417 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14418 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14420 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14422 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14423 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14424 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14426 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14428 * tree-ssa-sccvn.c: Fix format of comments.
14430 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14432 * cgraph.c: Remove unneeded forward declarations of eq_node()
14435 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14437 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14439 (see_update_relevancy): Likewise.
14440 * fwprop.c (try_fwprop_subst): Likewise.
14441 * rtlanal.c (noop_move_p): Likewise.
14442 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14443 notes to non-existing libcall blocks.
14444 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14446 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14447 (dead_libcall_p): Remove.
14448 (delete_trivially_dead_insns): Don't use it.
14449 * web.c (union_defs): Remove comment about keeping nops.
14450 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14451 (compute_hash_table_work): Don't track libcall notes.
14452 (do_local_cprop): Don't take libcall pointers. Don't update
14454 (adjust_libcall_notes): Deleted.
14455 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14456 ever have existed in the first place).
14457 (replace_store_insn): Don't try to remove libcall notes.
14458 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14459 (resolve_reg_notes): Don't call them.
14460 (resolve_simple_move): Likewise.
14461 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14462 Don't remove REG_RETVAL notes.
14463 * emit-rtl.c (try_split): Don't update libcall notes.
14464 (emit_copy_of_insn_after): Dito.
14465 * cselib.c (cselib_current_insn_in_libcall): Remove.
14466 (cselib_process_insn): Don't set/clear it.
14467 (new_elt_loc_list): Don't record it.
14468 (cselib_init): Don't initialize it.
14469 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14470 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14472 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14473 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14474 (init_deps): Don't initialize it.
14475 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14476 * combine.c (delete_noop_moves): Don't update libcall notes.
14477 (can_combine_p): Remove now pointless #if 0 block.
14478 (try_combine): Remove another obsolete #if 0 block.
14479 (distribute_notes): Don't distribute libcall notes.
14480 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14481 * dce.c (libcall_dead_p): Remove.
14482 (delete_unmarked_insns): Don't handle libcall blocks.
14483 (preserve_libcall_for_dce): Remove.
14484 (prescan_insns_for_dce): Don't special-case libcall block insns.
14485 * reload1 (reload): Don't handle libcall notes.
14486 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14489 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14491 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14492 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14493 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14495 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14497 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14498 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14499 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14501 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14503 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14505 2008-06-16 Ira Rosen <irar@il.ibm.com>
14507 PR tree-optimization/36493
14508 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14509 the arguments list. Use VECTYPE to create vector pointer.
14510 (vectorizable_store): Fail if accesses through a pointer to vectype
14511 do not alias the original memory reference operands.
14512 Call vect_create_data_ref_ptr without the removed argument.
14513 (vectorizable_load): Likewise.
14514 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14517 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14520 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14521 reg_equiv_constant.
14523 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14525 * config/mips/loongson2ef.md: New file.
14526 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14527 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14528 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14529 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14530 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14532 (loongson2ef.md): New include.
14533 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14534 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14535 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14536 (loongson_gt_<mode>, loongson_extract_halfword)
14537 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14538 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14539 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14540 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14541 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14542 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14543 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14544 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14545 (vec_interleave_low<mode>): Define type attribute.
14546 * config/mips/mips.c (mips_ls2): New static variable.
14547 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14548 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14549 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14550 Implement target scheduling hooks.
14551 (mips_multipass_dfa_lookahead): Update to handle tuning for
14553 (mips_sched_init): Initialize data for Loongson scheduling.
14554 (mips_ls2_variable_issue): New static function.
14555 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14557 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14558 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14559 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14560 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14561 Handle ST Loongson 2E/2F cores.
14562 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14564 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14566 * omp-low.c (extract_omp_for_data): Fix comment typo.
14569 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14571 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14572 FIXME note about gcc/config.guess.
14573 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14574 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14575 * doc/cppopts.texi: Likewise.
14576 * doc/extend.texi: Likewise.
14577 * doc/gcc.texi: Likewise.
14578 * doc/gccint.texi: Likewise.
14579 * doc/gcov.texi: Likewise.
14580 * doc/gty.texi: Likewise.
14581 * doc/hostconfig.texi: Likewise.
14582 * doc/install.texi: Likewise.
14583 * doc/invoke.texi: Likewise.
14584 * doc/loop.texi: Likewise.
14585 * doc/makefile.texi: Likewise.
14586 * doc/md.texi: Likewise.
14587 * doc/passes.texi: Likewise.
14588 * doc/tm.texi: Likewise.
14589 * doc/tree-ssa.texi: Likewise.
14590 * doc/trouble.texi: Likewise.
14592 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14593 Nathan Sidwell <nathan@codesourcery.com>
14594 Maxim Kuvyrkov <maxim@codesourcery.com>
14595 Richard Sandiford <rdsandiford@googlemail.com>
14597 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14598 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14599 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14601 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14602 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14603 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14605 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14606 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14607 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14608 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14609 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14610 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14611 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14612 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14613 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14614 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14615 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14616 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14617 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14618 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14619 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14620 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14621 (mips_builtins): Add Loongson builtins.
14622 (mips_loongson_2ef_bdesc): New.
14623 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14624 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14625 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14626 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14628 (mips_expand_vector_init): New.
14629 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14630 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14632 * config/mips/mips.md: Add unspec numbers for Loongson
14633 builtins. Include loongson.md.
14634 (MOVE64): Include Loongson vector modes.
14635 (SPLITF): Include Loongson vector modes.
14636 (HALFMODE): Handle Loongson vector modes.
14637 * config/mips/loongson.md: New.
14638 * config/mips/loongson.h: New.
14639 * config.gcc: Add loongson.h header for mips*-*-* targets.
14640 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14642 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14644 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14645 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14646 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14647 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14648 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14649 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14650 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14651 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14652 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14653 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14654 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14655 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14656 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14657 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14658 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14659 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14660 Remove use_fixproto=yes.
14661 (ia64*-*-hpux*): Remove comment about using fixproto.
14662 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14664 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14666 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14668 * configure: Regenerate.
14670 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14672 PR middle-end/36520
14673 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14674 before evaluating it.
14676 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14679 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14680 nested inline functions.
14681 (start_decl, start_function): Don't invert DECL_EXTERNAL
14682 for nested inline functions.
14684 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14686 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14687 splits that must be made for correctness.
14689 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14691 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14692 (AVAIL_NON_MIPS16): Likewise.
14693 (mips_builtin_description): Replace target_flags with a predicate.
14694 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14695 (dspr2_32): New availability predicates.
14696 (MIPS_BUILTIN): New macro.
14697 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14698 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14699 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14700 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14701 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14702 (mips_dsp_32only_bdesc): Merge into...
14703 (mips_builtins): ...this new array.
14704 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14705 (mips_init_builtins): Update after above changes.
14706 (mips_expand_builtin_1): Merge into...
14707 (mips_expand_builtin): ...here and update after above changes.
14709 2008-06-12 Paul Brook <paul@codesourcery.com>
14711 * longlong.h (__arm__): Define count_leading_zeros.
14712 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14713 (clzsi2, clzdi2): New functions.
14714 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14715 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14716 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14717 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14718 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14719 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14720 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14721 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14722 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14723 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14725 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14727 * config/m68k/m68k.c (m68k_tune_flags): New.
14728 (override_options): Compute m68k_tune_flags.
14729 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14730 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14732 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14734 PR middle-end/36506
14735 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14737 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14739 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14740 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14742 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14744 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14745 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14747 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14749 PR middle-end/36506
14750 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14753 2008-06-12 Richard Guenther <rguenther@suse.de>
14755 PR tree-optimization/36345
14756 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14757 add memory_tag_needed flag.
14758 (may_alias_p): Declare.
14759 * tree-ssa-alias.c (may_alias_p): Export.
14760 (set_initial_properties): Use memory_tag_needed flag.
14761 (update_reference_counts): Likewise.
14762 (reset_alias_info): Reset memory_tag_needed flag.
14763 (create_name_tags): Check memory_tag_needed flag.
14764 (dump_points_to_info_for): Dump it.
14765 * tree-ssa-structalias.c (struct variable_info): Remove
14766 directly_dereferenced flag.
14767 (new_var_info): Do not initialize it.
14768 (process_constraint_1): Do not set it.
14769 (update_alias_info): Set is_dereferenced flag.
14770 (set_uids_in_ptset): Use may_alias_p.
14771 (set_used_smts): Check memory_tag_needed flag.
14772 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14773 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14774 memory_tag_needed flag.
14775 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14776 from broken design.
14778 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14780 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14781 red zone for w64 abi.
14782 (ix86_expand_prologue): Likewise.
14783 (ix86_force_to_memory): Likewise.
14784 (ix86_free_from_memory): Likewise.
14786 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14789 * config/rs6000/rs6000.c (rs6000_override_options): Set
14790 rs6000_isel conditionally to the absence of comand line override.
14791 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14792 Remove duplicate rs6000_isel setting.
14793 * config/rs6000/eabispe.h: Ditto.
14795 2008-06-11 Richard Guenther <rguenther@suse.de>
14797 * alias.c (get_alias_set): Use the element alias-set for arrays.
14798 (record_component_aliases): For arrays and vectors do nothing.
14799 * c-common.c (strict_aliasing_warning): Handle the cases
14800 of alias set zero explicitly.
14801 * Makefile.in (dfp.o-warn): Add -Wno-error.
14803 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14805 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14807 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14808 tune_32 tune_64 to supported_defaults. Allow values not
14809 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14810 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14811 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14812 with_cpu_64 to generic for 64-bit-supporting configurations, not
14813 with_cpu. Remove FIXMEs.
14814 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14815 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14816 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14817 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14818 arch_32 and arch_64.
14820 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14821 Olivier Hainque <hainque@adacore.com>
14823 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14824 Use DECL_SIZE_UNIT to retrieve the size of the field.
14826 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14828 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14829 with function calls after declarations. Lay out
14830 neon_float_type_node before further use.
14832 2008-06-11 Richard Guenther <rguenther@suse.de>
14834 * tree-flow.h (may_point_to_global_var): Declare.
14835 * tree-ssa-alias.c (may_point_to_global_var): New function.
14836 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14838 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14840 * configure.ac: Teach that fido supports .debug_line.
14841 * configure: Regenerate.
14843 2008-06-10 Tom Tromey <tromey@redhat.com>
14845 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14848 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14850 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14851 (encode_decimal64, decode_decimal64, encode_decimal128,
14852 decode_decimal128): Reverse order of 32-bit parts of value if host
14853 and target endianness differ.
14855 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14857 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14858 Avoid division by 0.
14859 (tree_mod_pow2_value_transform): Likewise.
14860 (tree_ic_transform): Likewise.
14861 (tree_stringops_transform): Likewise.
14862 (tree_mod_subtract_transform): Likewise.
14863 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14864 (copy_edges_for_bb): Likewise.
14865 (initialize_cfun): Likewise.
14867 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14869 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14870 nonmemory_operand. Add "N" operand constraint.
14872 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14873 (*jcc_btsi_mask): Ditto.
14874 (*jcc_btsi_mask_1): Ditto.
14876 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14878 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14879 TYPE_CANONICAL for copied element type.
14881 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14884 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14885 Add m_CORE2 and m_GENERIC.
14886 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14887 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14889 (*jcc_btdi_rex64): New instruction and split pattern.
14890 (*jcc_btsi): Ditto.
14891 (*jcc_btsi_1): Ditto.
14892 (*btsq): Fix Intel asm dialect operand order.
14896 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14898 PR middle-end/36447
14899 * simplify-rtx.c (simplify_subreg): Add check for shift count
14902 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14904 * doc/md.texi: Synchronize with later constraints.md change.
14905 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14906 with a C implementation.
14907 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14909 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14910 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14911 when moving to and from MD_REGNUM.
14912 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14913 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14914 Handle byte and halfword moves.
14915 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14917 * config/mips/constraints.md (h): Turn into NO_REGS.
14918 (l, x): Update documentation.
14919 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14920 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14921 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14922 (HILO): New mode iterator.
14924 (any_div): New code iterator.
14925 (u): Extend code attribute to div and udiv.
14926 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14927 d_operand in the splitters. Remove redundant CONST_INT checks.
14928 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14929 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14930 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14931 accordingly, using normal moves instead of unspecs to move LO into
14932 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14933 (<u>mulsidi3): Handle expansion in C code.
14934 (<u>mulsidi3_32bit_internal): Rename to...
14935 (<u>mulsidi3_32bit): ...this.
14936 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14937 (*<u>mulsidi3_64bit): Rename to...
14938 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14939 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14940 to set LO and HI to the multiplication result. Use a normal move
14941 for MFLO and an unspec for MFHI.
14942 (*<u>mulsidi3_64bit_parts): Replace with...
14943 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14944 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14945 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14946 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14947 instead of HI. Split the instruction into a separate multiplication
14948 and MFHI if !TARGET_FIX_R4000.
14949 (<su>muldi3_highpart): Likewise.
14950 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14951 and the "=h" clobber.
14952 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14953 (<u>mulditi3): New expander.
14954 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14955 (madsi): Remove "=h" clobber.
14956 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14957 Force the modulus result to be a GPR and split the instruction into
14958 a division followed by an MFHI after reload.
14959 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14960 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14961 the MIPS16 HIGH define_split.
14962 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14963 of acc<->gpr moves to "multi".
14964 (*movdi_64bit): Replace the single "x" alternative with
14965 alternatives for moving into and out of "a".
14966 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14967 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14968 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14969 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14970 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14971 (movti): New expander.
14972 (*movti, *movti_mips16): New insns.
14973 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14974 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14975 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14976 * config/mips/predicates.md (fpr_operand): Delete.
14977 (d_operand): New predicate.
14979 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14981 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14982 failure on some Bourne shells.
14983 (x86_64-*-*): Ditto.
14985 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14987 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14989 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14991 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14992 (sparc-sun-solaris2*): Likewise.
14994 2008-06-09 Arnaud Charlet <charlet@adacore.com
14996 * doc/install.texi: Update requirements to build the Ada compiler.
14998 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15000 * df-scan.c (struct df_scan_problem_data): Remove the
15001 mw_link_pool alloc pool.
15002 (df_scan_free_internal): Don't free it.
15003 (df_scan_alloc): Don't allocate it.
15004 * df.h (struct df_link): Update comment.
15006 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15008 * except.h: Correct checks for when SJLJ exceptions must be used.
15010 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15012 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15015 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15017 PR tree-optimization/36218
15018 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15019 configure for the build system.
15020 (BUILD_LDFLAGS): Define.
15021 * configure: Regenerate.
15022 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15024 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15027 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15028 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15029 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15031 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15033 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15035 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15037 * config.gcc (Obsolete configurations): Remove list of
15039 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15040 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15041 targets matched by those patterns.
15042 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15043 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15044 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15045 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15046 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15047 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15048 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15049 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15050 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15051 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15052 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15053 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15054 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15055 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15056 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15057 Make code for Solaris 7 and greater unconditional for Solaris.
15058 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15059 Remove --with-* handling.
15060 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15061 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15062 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15063 LINK_OS_WINDISS_SPEC): Remove.
15064 * config/rs6000/sysv4.opt (mwindiss): Remove.
15065 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15066 * configure: Regenerate.
15067 * doc/cpp.texi: Don't mention BeOS.
15068 * doc/extend.texi (interrupt): Don't mention MS1.
15069 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15070 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15071 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15072 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15073 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15075 * doc/invoke.texi (MT Options): Remove.
15076 (-mwindiss): Remove.
15077 (CRIS Options): Remove cris-axis-aout references.
15078 (HPPA Options): Don't mention hppa1.1-*-pro.
15079 * doc/md.texi: (MorphoTech family): Remove.
15080 * libgcc2.c: Don't handle UWIN.
15081 * config/alpha/t-unicosmk: Remove.
15082 * config/alpha/unicosmk.h: Remove.
15083 * config/arm/kaos-arm.h: Remove.
15084 * config/arm/kaos-strongarm.h: Remove.
15085 * config/arm/strongarm-coff.h: Remove.
15086 * config/arm/strongarm-elf.h: Remove.
15087 * config/arm/strongarm-pe.h: Remove.
15088 * config/arm/t-strongarm-pe: Remove.
15089 * config/arm/t-xscale-coff: Remove.
15090 * config/arm/t-xscale-elf: Remove.
15091 * config/arm/xscale-coff.h: Remove.
15092 * config/arm/xscale-elf.h: Remove.
15093 * config/chorus.h: Remove.
15094 * config/cris/aout.h: Remove.
15095 * config/cris/aout.opt: Remove.
15096 * config/cris/t-aout: Remove.
15097 * config/i386/beos-elf.h: Remove.
15098 * config/i386/kaos-i386.h: Remove.
15099 * config/i386/ptx4-i.h: Remove.
15100 * config/i386/sco5.h: Remove.
15101 * config/i386/sco5.opt: Remove.
15102 * config/i386/sysv4-cpp.h: Remove.
15103 * config/i386/sysv5.h: Remove.
15104 * config/i386/t-beos: Remove.
15105 * config/i386/t-sco5: Remove.
15106 * config/i386/t-uwin: Remove.
15107 * config/i386/uwin.asm: Remove.
15108 * config/i386/uwin.h: Remove.
15109 * config/kaos.h: Remove.
15110 * config/mips/windiss.h: Remove.
15111 * config/mt: Remove directory.
15112 * config/pa/pa-osf.h: Remove.
15113 * config/pa/pa-pro-end.h: Remove.
15114 * config/pa/t-pro: Remove.
15115 * config/ptx4.h: Remove.
15116 * config/rs6000/beos.h: Remove.
15117 * config/rs6000/kaos-ppc.h: Remove.
15118 * config/rs6000/t-beos: Remove.
15119 * config/rs6000/windiss.h: Remove.
15120 * config/sh/kaos-sh.h: Remove.
15121 * config/sol2-6.h: Remove.
15122 * config/sparc/sol26-sld.h: Remove.
15123 * config/sparc/sysv4-only.h: Remove.
15124 * config/vax/bsd.h: Remove.
15125 * config/vax/t-memfuncs: Remove.
15126 * config/vax/ultrix.h: Remove.
15127 * config/vax/vaxv.h: Remove.
15128 * config/windiss.h: Remove.
15130 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15132 PR rtl-optimization/36438
15133 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15134 for vector shifts with constant scalar shift operands.
15136 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15138 * doc/invoke.texi: Document -march=xlr.
15139 * config/mips/xlr.md: New file.
15140 * config/mips/mips.md: Include it.
15142 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15143 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15144 (mips_rtx_cost_data): Likewise.
15146 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15148 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15149 PRE_INC and PRE_DEC cases.
15151 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15153 PR rtl-optimization/36419
15154 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15155 the emitting jump insn.
15158 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15159 is not bool, boolify the whole *expr_p and convert to the desired type.
15161 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15163 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15164 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15165 Add omp_private_outer_ref hook, add another argument to
15166 omp_clause_default_ctor hook.
15167 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15168 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15169 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15170 hook_tree_tree_tree_tree_null.
15171 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15172 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15173 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15174 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15175 * tree.def (OMP_TASK): New tree code.
15176 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15177 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15178 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15179 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15180 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15181 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15182 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15183 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15184 (OMP_DIRECTIVE_P): Add OMP_TASK.
15185 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15186 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15187 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15188 and OMP_CLAUSE_UNTIED entries.
15189 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15191 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15192 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15193 * tree-pretty-print.c (dump_omp_clause): Handle
15194 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15195 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15196 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15197 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15198 warning about unsigned iterators. Change decl/init/cond/incr
15199 arguments to TREE_VECs, check arguments for all collapsed loops.
15200 (c_finish_omp_taskwait): New function.
15201 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15203 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15204 default_function_array_conversion on init. Add par_clauses argument.
15205 If decl is present in parallel's lastprivate clause, change it to
15206 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15207 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15208 collapse count in clauses.
15209 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15210 c_parser_omp_for_loop callers.
15211 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15212 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15213 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15214 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15216 (c_parser_omp_clause_schedule): Handle schedule(auto).
15217 Include correct location in the error message.
15218 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15219 and PRAGMA_OMP_CLAUSE_UNTIED.
15220 (OMP_TASK_CLAUSE_MASK): Define.
15221 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15222 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15223 * tree-nested.c (convert_nonlocal_omp_clauses,
15224 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15225 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15226 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15227 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15229 (conver_nonlocal_reference, convert_local_reference,
15230 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15231 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15232 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15233 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15234 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15235 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15236 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15237 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15238 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15240 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15241 * c-common.h (c_finish_omp_taskwait): New prototype.
15242 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15243 * tree-parloops.c (create_parallel_loop): Create 1 entry
15244 vectors for OMP_FOR_{INIT,COND,INCR}.
15245 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15246 (make_edges): Handle OMP_TASK.
15247 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15248 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15249 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15250 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15251 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15252 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15253 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15254 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15255 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15256 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15257 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15258 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15259 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15260 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15261 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15262 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15263 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15264 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15265 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15266 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15267 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15268 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15269 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15270 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15271 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15272 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15273 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15274 original iterator is present in lastprivate clause or if
15275 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15276 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15277 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15278 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15279 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15280 if it is set, lookup var in outer contexts too. Handle
15281 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15282 to be implicitly determined firstprivate for task regions.
15283 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15284 if it is set, lookup var in outer contexts too. Set
15285 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15286 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15287 OMP_CLAUSE_UNTIED. Take region_type as last argument
15288 instead of in_parallel and in_combined_parallel.
15289 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15291 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15292 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15293 (new_omp_context): Set default_kind to
15294 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15295 (omp_region_type): New enum.
15296 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15297 fields, add region_type.
15298 (new_omp_context): Take region_type as argument instead of is_parallel
15299 and is_combined_parallel.
15300 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15301 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15302 ctx->is_combined_parallel checks.
15303 (gimplify_omp_task): New function.
15304 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15306 * omp-low.c (extract_omp_for_data): Use schedule(static)
15307 for schedule(auto). Handle pointer and unsigned iterators.
15308 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15309 Add loops argument. Extract data for collapsed OMP_FOR loops.
15310 (expand_parallel_call): Assert sched_kind isn't auto,
15311 map runtime schedule to index 3.
15312 (struct omp_for_data_loop): New type.
15313 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15314 Add loop, loops, collapse and iter_type fields.
15315 (workshare_safe_to_combine_p): Disallow combined for if
15316 iter_type is unsigned long long. Don't combine collapse > 1 loops
15317 unless all bounds and steps are constant. Adjust extract_omp_for_data
15319 (expand_omp_for_generic): Handle pointer, unsigned and long long
15320 iterators. Handle collapsed OMP_FOR loops. Adjust
15321 for struct omp_for_data changes. If libgomp function doesn't return
15322 boolean_type_node, add comparison of the return value with 0.
15323 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15324 pointer, unsigned and long long iterators. Adjust for struct
15325 omp_for_data changes.
15326 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15327 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15328 unsigned long long. Allocate loops array, pass it to
15329 extract_omp_for_data. For collapse > 1 loops use always
15330 expand_omp_for_generic.
15331 (omp_context): Add sfield_map and srecord_type fields.
15332 (is_task_ctx, lookup_sfield): New functions.
15333 (use_pointer_for_field): Use is_task_ctx helper. Change first
15334 argument's type from const_tree to tree. Clarify comment.
15335 In OMP_TASK disallow copy-in/out sharing.
15336 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15337 (install_var_field): Add mask argument. Populate both record_type
15338 and srecord_type if needed.
15339 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15341 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15342 and DECL_FIELD_OFFSET.
15343 (scan_sharing_clauses): Adjust install_var_field callers. For
15344 firstprivate clauses on explicit tasks allocate the var by value in
15345 record_type unconditionally, rather than by reference.
15346 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15347 Use is_taskreg_ctx instead of is_parallel_ctx.
15348 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15349 (create_omp_child_function_name): Add task_copy argument, use
15350 *_omp_cpyfn* names if it is true.
15351 (create_omp_child_function): Add task_copy argument, if true create
15352 *_omp_cpyfn* helper function.
15353 (scan_omp_parallel): Adjust create_omp_child_function callers.
15354 Rename parallel_nesting_level to taskreg_nesting_level.
15355 (scan_omp_task): New function.
15356 (lower_rec_input_clauses): Don't run constructors for firstprivate
15357 explicit task vars which are initialized by *_omp_cpyfn*.
15358 Pass outer var ref to omp_clause_default_ctor hook if
15359 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15360 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15361 OMP_CLAUSE_REDUCTION_INIT.
15362 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15363 avoid duplicate setting of fields. Handle
15364 OMP_CLAUSE_PRIVATE_OUTER_REF.
15365 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15366 copy-out if TREE_READONLY, only copy-in.
15367 (expand_task_copyfn): New function.
15368 (expand_task_call): New function.
15369 (struct omp_taskcopy_context): New type.
15370 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15372 (lower_omp_parallel): Rename to...
15373 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15374 Call create_task_copyfn if srecord_type is needed. Adjust
15376 (task_shared_vars): New variable.
15377 (check_omp_nesting_restrictions): Warn if work-sharing,
15378 barrier, master or ordered region is closely nested inside OMP_TASK.
15379 Add warnings for barrier if closely nested inside of work-sharing,
15380 ordered, or master region.
15381 (scan_omp_1): Call check_omp_nesting_restrictions even for
15382 GOMP_barrier calls. Rename parallel_nesting_level to
15383 taskreg_nesting_level. Handle OMP_TASK.
15384 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15385 work-sharing construct, continue looking for them on parent parallel
15387 (lower_omp_for_lastprivate): Add lastprivate clauses
15388 to the beginning of dlist rather than end. Adjust for struct
15389 omp_for_data changes.
15390 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15391 not after it. Handle collapsed OMP_FOR loops, adjust for
15392 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15393 (get_ws_args_for): Adjust extract_omp_for_data caller.
15394 (scan_omp_for): Handle collapsed OMP_FOR
15395 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15396 (lower_omp_single_simple): If libgomp function doesn't return
15397 boolean_type_node, add comparison of the return value with 0.
15398 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15399 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15400 (parallel_nesting_level): Rename to...
15401 (taskreg_nesting_level): ... this.
15402 (is_taskreg_ctx): New function.
15403 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15404 of is_parallel_ctx.
15405 (execute_lower_omp): Rename parallel_nesting_level to
15406 taskreg_nesting_level.
15407 (expand_omp_parallel): Rename to...
15408 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15409 Call omp_task_call for OMP_TASK regions.
15410 (expand_omp): Adjust caller, handle OMP_TASK.
15411 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15413 * bitmap.c (bitmap_default_obstack_depth): New variable.
15414 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15415 if argument is NULL and bitmap_default_obstack is already initialized.
15416 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15418 * matrix-reorg.c (matrix_reorg): Likewise.
15420 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15422 * config/i386/i386.md (*indirect_jump): Macroize using P
15423 mode iterator. Remove !TARGET_64BIT from insn constraints.
15424 (*tablejump_1): Ditto.
15425 (*indirect_jump_rex64): Remove insn pattern.
15426 (*tablejump_1_rex64): Ditto.
15427 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15428 and eh_return_si insn patterns.
15430 2008-06-06 Richard Guenther <rguenther@suse.de>
15432 * tree-ssa-structalias.c (merge_smts_into): Remove.
15433 (find_what_p_points_to): Do not bother to compute the
15434 points-to set for pt_anything pointers.
15435 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15436 for pt_anything pointers is ok.
15438 2008-06-06 Jan Hubicka <jh@suse.cz>
15440 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15442 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15444 * cgraph.c: Fix typos in comments.
15445 (cgraph_availability_names): Fix string typo.
15446 * fold-const.c: Fix typos in comments.
15447 (fold_binary): Fix typo in warning.
15448 * genautomata.c: Fix typos in comments.
15449 (check_presence_pattern_sets): Fix typo in local variable.
15450 (output_description): Fix typo in output.
15451 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15452 * hwint.h: Likewise.
15453 * matrix-reorg.c (check_allocation_function): Likewise.
15454 * omega.c (smooth_weird_equations): Likewise.
15455 * auto-inc-dec.c: Fix typos in comments.
15456 * bb-reorder.c: Likewise.
15457 * builtins.c: Likewise.
15458 * c-common.c: Likewise.
15459 * c-cppbuiltin.c: Likewise.
15460 * c-parser.c: Likewise.
15461 * c-pretty-print.c: Likewise.
15462 * cfgcleanup.c: Likewise.
15463 * cfgexpand.c: Likewise.
15464 * cfghooks.c: Likewise.
15465 * cfglayout.c: Likewise.
15466 * cfgloopmanip.c: Likewise.
15467 * cgraphunit.c: Likewise.
15468 * coverage.c: Likewise.
15469 * dbxout.c: Likewise.
15470 * df-byte-scan.c: Likewise.
15471 * df-core.c: Likewise.
15472 * df-problems.c: Likewise.
15473 * df-scan.c: Likewise.
15475 * dominance.c: Likewise.
15476 * domwalk.c: Likewise.
15478 * dwarf2out.c: Likewise.
15479 * emit-rtl.c: Likewise.
15480 * et-forest.c: Likewise.
15481 * function.c: Likewise.
15482 * function.h: Likewise.
15484 * gcov-io.c: Likewise.
15485 * gcov.c: Likewise.
15486 * gcse.c: Likewise.
15487 * genattrtab.c: Likewise.
15488 * ggc-page.c: Likewise.
15489 * gimplify.c: Likewise.
15490 * gthr-lynx.h: Likewise.
15491 * haifa-sched.c: Likewise.
15492 * ipa-cp.c: Likewise.
15493 * ipa-inline.c: Likewise.
15494 * ipa-prop.h: Likewise.
15495 * ipa-pure-const.c: Likewise.
15496 * ipa-struct-reorg.c: Likewise.
15497 * ipa-struct-reorg.h: Likewise.
15498 * ipa-type-escape.c: Likewise.
15500 * loop-doloop.c: Likewise.
15501 * mips-tfile.c: Likewise.
15502 * mkmap-flat.awk: Likewise.
15503 * mkmap-symver.awk: Likewise.
15504 * modulo-sched.c: Likewise.
15505 * omp-low.c: Likewise.
15506 * optabs.c: Likewise.
15507 * optabs.h: Likewise.
15508 * opts.c: Likewise.
15509 * passes.c: Likewise.
15510 * postreload-gcse.c: Likewise.
15511 * postreload.c: Likewise.
15512 * predict.c: Likewise.
15513 * pretty-print.h: Likewise.
15514 * profile.c: Likewise.
15515 * protoize.c: Likewise.
15516 * ra-conflict.c: Likewise.
15517 * real.c: Likewise.
15518 * recog.c: Likewise.
15519 * regclass.c: Likewise.
15520 * regs.h: Likewise.
15521 * reload.c: Likewise.
15522 * rtl-error.c: Likewise.
15523 * rtlanal.c: Likewise.
15524 * scan.h: Likewise.
15525 * sched-rgn.c: Likewise.
15527 * stmt.c: Likewise.
15528 * target.h: Likewise.
15529 * tree-dfa.c: Likewise.
15530 * tree-eh.c: Likewise.
15531 * tree-flow-inline.h: Likewise.
15532 * tree-inline.c: Likewise.
15533 * tree-into-ssa.c: Likewise.
15534 * tree-loop-distribution.c: Likewise.
15535 * tree-nested.c: Likewise.
15536 * tree-parloops.c: Likewise.
15537 * tree-pass.h: Likewise.
15538 * tree-pretty-print.c: Likewise.
15539 * tree-profile.c: Likewise.
15540 * tree-scalar-evolution.c: Likewise.
15541 * tree-sra.c: Likewise.
15542 * tree-ssa-alias-warnings.c: Likewise.
15543 * tree-ssa-ccp.c: Likewise.
15544 * tree-ssa-coalesce.c: Likewise.
15545 * tree-ssa-dom.c: Likewise.
15546 * tree-ssa-dse.c: Likewise.
15547 * tree-ssa-forwprop.c: Likewise.
15548 * tree-ssa-live.c: Likewise.
15549 * tree-ssa-live.h: Likewise.
15550 * tree-ssa-loop-im.c: Likewise.
15551 * tree-ssa-loop-ivopts.c: Likewise.
15552 * tree-ssa-loop-niter.c: Likewise.
15553 * tree-ssa-loop-prefetch.c: Likewise.
15554 * tree-ssa-phiopt.c: Likewise.
15555 * tree-ssa-phiprop.c: Likewise.
15556 * tree-ssa-sccvn.c: Likewise.
15557 * tree-ssa-ter.c: Likewise.
15558 * tree-ssa-threadupdate.c: Likewise.
15559 * tree-ssa.c: Likewise.
15560 * tree-vect-analyze.c: Likewise.
15561 * tree-vect-transform.c: Likewise.
15562 * tree-vectorizer.c: Likewise.
15563 * tree-vn.c: Likewise.
15564 * tree-vrp.c: Likewise.
15565 * tree.c: Likewise.
15566 * tree.def: Likewise.
15567 * tree.h: Likewise.
15568 * unwind-dw2-fde.c: Likewise.
15569 * unwind.inc: Likewise.
15570 * value-prof.c: Likewise.
15571 * vmsdbgout.c: Likewise.
15573 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15575 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15576 always place FP constants in the TOC for TARGET_POWERPC64.
15577 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15579 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15581 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15582 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15583 enable for TARGET_E500_DOUBLE.
15584 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15585 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15586 floating-point modes like integer modes for E500 double.
15587 (rs6000_legitimate_offset_address_p): Likewise.
15588 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15589 addressing for DDmode for E500 double.
15590 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15591 modes as using 64-bits of registers for E500 double.
15592 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15593 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15594 specially for E500 double.
15595 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15596 TDmode for E500 double.
15597 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15598 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15599 (rs6000_split_multireg_move): Do not handle TDmode specially for
15601 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15602 using 64-bit registers for E500 double.
15603 (emit_frame_save): Do not handle DDmode specially for E500 double.
15604 (gen_frame_mem_offset): Likewise.
15605 (rs6000_function_value): Do not call spe_build_register_parallel
15606 for DDmode or TDmode.
15607 (rs6000_libcall_value): Likewise.
15608 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15609 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15612 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15614 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15617 2008-06-04 Junjie Gu <jgu@tensilica.com>
15619 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15620 comparison for frame pointers.
15622 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15625 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15627 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15630 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15631 register is already smaller or equal to required mode.
15633 2008-06-04 Xinliang David Li <davidxl@google.com>
15635 * tree-call-cdce.c: New file.
15636 (cond_dead_built_in_calls): New static variable.
15637 (input_domain): New struct.
15638 (check_pow): New function.
15639 (check_builtin_call): Ditto.
15640 (check_target_format): Ditto.
15641 (is_call_dce_candidate): Ditto.
15642 (gen_one_condition): Ditto.
15643 (gen_conditions_for_domain): Ditto.
15644 (get_domain): Ditto.
15645 (gen_conditions_for_pow_cst_base): Ditto.
15646 (gen_conditions_for_pow_int_base): Ditto.
15647 (gen_conditions_for_pow): Ditto.
15648 (get_no_error_domain): Ditto.
15649 (gen_shrink_wrap_conditions): Ditto.
15650 (shrink_wrap_one_built_in_call): Ditto.
15651 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15652 (tree_call_cdce): Ditto.
15653 (gate_call_cdce): Ditto.
15654 (pass_call_cdce): New gimple pass.
15655 * passes.c: (init_optimization_passes): New pass.
15656 * tree-pass.h: New pass declaration.
15657 * opts.c (decode_options): New flag setting.
15658 * common.opt: Add -ftree-builtin-call-dce flag.
15659 * Makefile.in: Add new source file.
15660 * tempvar.def: New tv_id.
15661 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15663 2008-06-04 Richard Guenther <rguenther@suse.de>
15665 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15666 (is_call_clobbered): Always check var_ann->call_clobbered.
15667 (mark_call_clobbered): Always set var_ann->call_clobbered.
15668 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15669 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15670 (reset_alias_info): Clear call clobbering info on MTAGs and
15672 (set_pt_anything): Set pt_global_mem.
15673 (create_tag_raw): Adjust comment.
15674 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15676 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15677 Maxim Kuvyrkov <maxim@codesourcery.com>
15679 * config/m68k/m68k.opt (mxgot): New option.
15680 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15681 (m68k_output_addr_const_extra): New.
15682 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15683 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15684 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15685 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15687 2008-06-04 Richard Guenther <rguenther@suse.de>
15689 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15690 negative or non-representable offsets.
15692 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15694 * config/i386/i386.c (ix86_gen_leave): New.
15695 (ix86_gen_pop1): Likewise.
15696 (ix86_gen_add3): Likewise.
15697 (ix86_gen_sub3): Likewise.
15698 (ix86_gen_sub3_carry): Likewise.
15699 (ix86_gen_one_cmpl2): Likewise.
15700 (ix86_gen_monitor): Likewise.
15701 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15702 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15703 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15704 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15705 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15706 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15707 (ix86_expand_epilogue): Updated.
15708 (print_operand): Handle integer register operand for 'z'.
15709 (ix86_expand_strlensi_unroll_1): Likewise.
15710 (ix86_expand_strlen): Likewise.
15711 (ix86_expand_builtin): Likewise.
15712 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15713 mov{q}/mov{l} and add{q}/add{l}.
15715 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15717 * config/i386/i386.md (P): New mode iterator.
15718 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15719 using P mode iterator.
15720 (DFmode push_operand splitter): Ditto.
15721 (XFmode push_operand splitter): Ditto.
15722 (DFmode float_extend SFmode push_operand splitter): Ditto.
15723 (XFmode float_extend SFmode push_operand splitter): Do not generate
15724 SImode pushes for 64bit target. Macroize Dimode and SImode
15725 pushes using P mode iterator.
15726 (XFmode float_extend DFmode push_operand splitter): Ditto.
15728 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15730 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15731 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15732 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15733 return type to int.
15734 (ix86_call_abi_override): Remove check for call_used_regs.
15736 2008-06-03 Richard Guenther <rguenther@suse.de>
15738 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15739 for the lhs of calls if the return type contains pointers.
15741 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15743 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15744 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15745 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15746 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15747 of cfun and DEFAULT_ABI to deceide abi mode.
15748 (DEFAULT_ABI): New.
15749 (REG_PARM_STACK_SPACE): Removed.
15750 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15751 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15752 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15753 (ix86_function_abi): Likewise.
15754 (ix86_function_type_abi): Likewise.
15755 (ix86_call_abi_override): Likewise.
15756 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15757 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15758 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15759 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15761 (X86_64_REGPARM_MAX): New.
15762 (X86_64_SSE_REGPARM_MAX): New.
15763 (X64_REGPARM_MAX): New.
15764 (X64_SSE_REGPARM_MAX): New.
15765 (X86_32_REGPARM_MAX): New.
15766 (X86_32_SSE_REGPARM_MAX): New.
15767 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15768 (ix86_function_regparm): Handle user calling abi.
15769 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15770 by DEFAULT_ABI versus SYSV_ABI check.
15771 (ix86_reg_parm_stack_space): New.
15772 (ix86_function_type_abi): New.
15773 (ix86_call_abi_override): New.
15774 (ix86_function_abi): New.
15775 (ix86_cfun_abi): New.
15776 (init_cumulative_args): Call abi specific initialization.
15777 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15778 (function_arg_64): Extend SSE_REGPARM_MAX check.
15779 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15780 (ix86_pass_by_reference): Likewise.
15781 (ix86_function_value_regno_p): Likewise.
15782 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15783 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15784 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15785 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15786 (setup_incoming_varargs_64): Adjust regparm for call abi.
15787 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15788 (ix86_va_start): Likewise.
15789 (ix86_gimplify_va_arg): Likewise.
15790 (ix86_expand_prologue): Likewise.
15791 (output_pic_addr_const): Likewise.
15792 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15793 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15794 (x86_output_mi_thunk): Likewise.
15795 (x86_function_profiler): Likewise.
15796 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15797 (SYSV_ABI, MS_ABI): New constants.
15798 (DEFAULT_ABI): New.
15799 (init_regs): Add prototype of function in regclass.c file.
15800 (OVERRIDE_ABI_FORMAT): New.
15801 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15802 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15803 (OUTGOING_REG_PARM_STACK_SPACE): New.
15804 (ix86_reg_parm_stack_space): New prototype.
15805 (CUMULATIVE_ARGS): Add call_abi member.
15806 (machine_function): Add call_abi member.
15807 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15808 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15810 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15813 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15814 (avr_builtin_setjmp_frame_value): New function.
15815 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15816 (nonlocal_goto): Define.
15818 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15820 * config/mips/mips.c (mips_emit_loadgp): Return early if
15821 there is nothing do to, otherwise emit a blockage if
15822 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15823 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15825 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15827 * configure.ac: Drop unneeded backslash ending up in config.in.
15828 * acinclude.m4: Likewise.
15829 * config.in: Regenerate.
15831 2008-05-26 Jan Hubicka <jh@suse.cz>
15833 * predict.c (maybe_hot_frequency_p): Break out of...
15834 (maybe_hot_bb_p): ... here.
15835 (maybe_hot_edge_p): New.
15836 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15837 * basic-block.h (maybe_hot_edge_p): Declare.
15839 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15841 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15842 (*cmpfp_<mode>_cc): Ditto.
15843 (*fp_jcc_8<mode>_387): Ditto.
15844 (*fop_<MODEF:mode>_2_i387): Ditto.
15845 (*fop_<MODEF:mode>_3_i387): Ditto.
15846 (*fop_xf_2_i387): Ditto.
15847 (*fop_xf_3_i387): Ditto.
15849 2008-06-02 Tomas Bily <tbily@suse.cz>
15851 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15853 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15855 * config/mips/mips.c (mips_valid_offset_p): New function.
15856 (mips_valid_lo_sum_p): Likewise.
15857 (mips_classify_address): Use them.
15858 (mips_force_address): New function.
15859 (mips_legitimize_address): Use it.
15860 * config/mips/mips.md (MOVE128): New mode iterator.
15861 (movtf): Require TARGET_64BIT. Remove empty strings.
15862 (*movtf_internal): Rename to...
15863 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15864 of "R" and use {,fp}{load,store} attributes instead of "multi".
15865 Use a separate define_split.
15866 (*movtf_mips16): New pattern.
15868 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15870 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15871 * config/mips/mips.c (mips_expand_before_return): New function.
15872 (mips_expand_epilogue): Call it.
15873 * config/mips/mips.md (return): Turn into a define_expand.
15874 (*return): New insn.
15876 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15878 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15879 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15880 functions. Do not emit uses and clobbers of CONCATs; individually
15881 use and clobber their operands.
15882 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15883 gen_clobber, emit_use and gen_use.
15884 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15885 (expand_builtin_return): Likewise.
15886 * cfgbuild.c (count_basic_blocks): Likewise.
15887 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15888 * explow.c (emit_stack_restore): Likewise.
15889 * expmed.c (extract_bit_field_1): Likewise.
15890 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15891 (emit_move_multi_word, store_constructor): Likewise.
15892 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15893 (thread_prologue_and_epilogue_insns): Likewise.
15894 * lower-subreg.c (resolve_simple_move): Likewise.
15895 * optabs.c (widen_operand, expand_binop): Likewise.
15896 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15897 * reload.c (find_reloads): Likewise.
15898 * reload1.c (eliminate_regs_in_insn): Likewise.
15899 * stmt.c (expand_nl_goto_receiver): Likewise.
15900 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15901 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15902 * config/arm/arm.c (arm_load_pic_register): Likewise.
15903 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15904 * config/arm/arm.md (untyped_return): Likewise.
15905 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15906 * config/avr/avr.c (expand_prologue): Likewise.
15907 * config/bfin/bfin.c (do_unlink): Likewise.
15908 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15909 * config/cris/cris.c (cris_expand_prologue): Likewise.
15910 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15911 (machopic_legitimize_pic_address): Likewise.
15912 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15913 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15914 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15915 (ix86_expand_convert_uns_didf_sse): Likewise.
15916 (ix86_expand_vector_init_general): Likewise.
15917 * config/ia64/ia64.md (eh_epilogue): Likewise.
15918 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15919 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15920 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15921 (config/iq2000/iq2000.c): Likewise.
15922 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15923 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15924 (builtin_longjmp): Likewise.
15925 * config/mn10300/mn10300.md (call, call_value): Likewise.
15926 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15927 * config/pdp11/pdp11.md (abshi2): Likewise.
15928 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15929 * config/s390/s390.c (s390_emit_prologue): Likewise.
15930 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15931 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15932 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15933 * config/sh/sh.c (prepare_move_operands): Likewise.
15934 (output_stack_adjust, sh_expand_epilogue): Likewise.
15935 (sh_set_return_address, sh_expand_t_scc): Likewise.
15936 * config/sparc/sparc.c (load_pic_register): Likewise.
15937 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15938 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15939 * config/v850/v850.c (expand_epilogue): Likewise.
15941 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15943 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15944 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15945 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15946 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15947 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15948 stack pointer register.
15949 (output_movhi): Remove code for interrupt specific writing to the
15950 stack pointer register.
15952 2008-05-31 Richard Guenther <rguenther@suse.de>
15954 PR tree-optimization/34244
15955 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15956 (tree_expr_nonzero_warnv_p): Likewise.
15957 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15958 ssa_name_nonnegative_p.
15959 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15960 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15961 not tree_expr_nonzero_warnv_p.
15963 PR tree-optimization/36262
15965 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15967 PR tree-optimization/34244
15968 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15969 (record_numbers_of_iterations): New function.
15970 (execute_vrp): Cache the numbers of iterations of loops.
15971 * tree-scalar-evolution.c (scev_reset_except_niters):
15973 (scev_reset): Use scev_reset_except_niters.
15974 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15976 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15978 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15979 __WORKAROUND_RETS when appropriate.
15981 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15983 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15984 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15986 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15987 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15988 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15989 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15990 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15991 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15992 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15993 *fop_df_1_sse insn patterns using MODEF mode iterator.
15994 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15995 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15996 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15997 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15998 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15999 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16000 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16001 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16002 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16003 (*fop_xf_5_i387): Ditto.
16004 (*fop_xf_6_i387): Ditto.
16006 2008-05-30 Richard Guenther <rguenther@suse.de>
16008 * builtins.c (build_string_literal): Avoid generating
16009 a non-gimple_val result.
16011 2008-05-30 DJ Delorie <dj@redhat.com>
16013 * exec-tool.in: Use an environment variable (private) instead of a
16014 file (shared) as a semaphore, so as to not break parallel builds.
16016 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16018 * optabs.c (maybe_encapsulate_block): Remove.
16019 (emit_libcall_block): Adjust accordingly.
16020 * optabs.h (maybe_encapsulate_block): Remove prototype.
16022 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16023 Don't use maybe_encapsulate_block.
16025 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16027 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16028 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16029 rtx is a SYMBOL_REF before calling get_pool_constant.
16031 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16033 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16035 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16037 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16038 rather than OS names to choose INO_T_EQ definition.
16039 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16040 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16042 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16045 * config/darwin-f.c: New.
16046 * config/t-darwin: Added rule to build darwin-f.o.
16047 * config.gcc: Defined new variable, fortran_target_objs.
16048 (*-*-darwin*): Set fortran_target_objs.
16049 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16050 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16051 * configure: Regenerated.
16053 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16056 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16057 canonical type if needed.
16059 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16061 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16063 2008-05-29 Richard Guenther <rguenther@suse.de>
16065 PR tree-optimization/36343
16066 PR tree-optimization/36346
16067 PR tree-optimization/36347
16068 * tree-flow.h (clobber_what_p_points_to): Declare.
16069 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16070 pointed-to variable is dereferenced is irrelevant to whether
16071 the pointer can access the pointed-to variable.
16072 (clobber_what_p_points_to): New function.
16073 * tree-ssa-alias.c (set_initial_properties): Use it.
16074 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16075 call clobber check for NMTs.
16077 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16079 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16080 for printing gcov_type.
16082 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16084 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16085 and the eh region information.
16086 * value-prof.c (gimple_move_stmt_histograms): New function.
16087 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16089 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16091 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16093 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16095 * value-prof.c (tree_ic_transform): Print counts.
16096 * tree-profile.c (tree_gen_ic_func_profiler):
16097 Clear __gcov_indreict_call_callee variable to avoid misattribution
16100 2008-05-28 Rafael Espíndola <espindola@google.com>
16102 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16105 2008-05-28 Richard Guenther <rguenther@suse.de>
16107 PR tree-optimization/36339
16108 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16109 and clobbering code out of the loop.
16111 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16113 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16116 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16117 s390_contiguous_bitmask_p, s390_symref_operand_p,
16118 s390_check_symref_alignment, s390_reload_larl_operand,
16119 s390_reload_symref_address): New functions.
16120 (s390_branch_condition_mnemonic): Support compare and branch
16122 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16123 and 'W' constraints.
16124 (s390_secondary_reload): Add secondary reloads for unaligned
16125 symbol refs or symbol refs to floating point or QI/TI mode
16127 (legitimate_address_p): Accept symbol references as addresses.
16128 (s390_expand_insv): Use rotate and insert selected bits
16129 instruction for insv when building for z10.
16130 (print_operand_address): Handle symbol ref addresses.
16131 (print_operand): Output modifier 'c' added for signed byte values.
16132 (s390_encode_section_info): Mark symbol refs with
16133 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16135 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16136 (length attribute): RRF, RRR have 4 byte length.
16137 (FPALL, INTALL): New mode iterators added.
16138 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16139 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16140 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16141 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16142 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16143 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16144 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16145 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16147 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16148 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16149 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16150 reload<INTALL:mode><P:mode>_toreg_z10,
16151 reload<FPALL:mode><P:mode>_tomem_z10,
16152 reload<FPALL:mode><P:mode>_toreg_z10,
16153 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16154 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16155 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16156 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16158 (movmem, clrmem, cmpmem): New splitters added.
16160 * config/s390/predicates.md (larl_operand): Use
16161 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16162 SYMBOL_REF_ALIGN1_P.
16163 (s390_signed_integer_comparison,
16164 s390_unsigned_integer_comparison): New predicates.
16166 * config/s390/s390-protos.h (s390_check_symref_alignment,
16167 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16168 s390_reload_symref_address,
16169 s390_compare_and_branch_condition_mask): Prototypes added.
16171 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16172 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16173 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16175 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16177 * config/s390/s390.c (z10_cost): New cost function for z10.
16178 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16179 (s390_issue_rate): Adjust issue rate for z10.
16180 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16181 (processor_flags): Add PF_Z10.
16182 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16183 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16184 * gcc/config.gcc: Add z10.
16186 2008-05-28 Richard Guenther <rguenther@suse.de>
16188 PR tree-optimization/36291
16189 * tree-flow. h (struct gimple_df): Remove var_anns member.
16190 * tree-flow-inline.h (gimple_var_anns): Remove.
16191 (var_ann): Simplify.
16192 * tree-dfa.c (create_var_ann): Simplify.
16193 (remove_referenced_var): Clear alias info from var_anns of globals.
16194 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16195 (delete_tree_ssa): Clear alias info from var_anns of globals.
16196 Do not free var_anns.
16197 (var_ann_eq): Remove.
16198 (var_ann_hash): Likewise.
16200 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16202 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16203 and loongson2f entries.
16204 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16205 * config/mips/mips.h (processor_type): Add Loongson-2E
16206 and Loongson-2F entries.
16207 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16208 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16209 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16210 * doc/invoke.texi (MIPS Options): Document loongson2e
16211 and loongson2f processor names.
16213 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16217 * config/i386/i386.c (ix86_function_arg_boundary): Use
16218 alignment of canonical type.
16219 (ix86_expand_vector_move): Check unaligned memory access for
16222 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16224 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16225 Moved to the front of file.
16227 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16228 H.J. Lu <hongjiu.lu@intel.com>
16230 * dwarf2out.c (current_fde): New.
16232 (lookup_cfa:): Likewise.
16233 (dwarf2out_end_epilogue): Likewise.
16234 (dwarf2out_note_section_used): Likewise.
16236 2008-05-27 Michael Matz <matz@suse.de>
16239 * c.opt (Wenum-compare): New warning option.
16240 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16242 2008-05-27 Michael Matz <matz@suse.de>
16244 PR middle-end/36326
16245 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16247 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16248 into memory as tail calls.
16250 2008-05-27 Richard Guenther <rguenther@suse.de>
16252 PR tree-optimization/36339
16253 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16254 pointers cause all addressable variables to be call clobbered.
16256 2008-05-27 Richard Guenther <rguenther@suse.de>
16258 PR tree-optimization/36245
16259 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16261 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16263 * config/s390/s390.md: Replace all occurences of the 'm'
16264 constraint with 'RT'.
16266 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16268 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16270 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16272 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16273 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16274 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16276 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16278 * reload.c: (find_reloads): Skip alternatives according to the
16279 "enabled" attribute. Constify the constraint variable.
16280 * recog.c (get_attr_enabled): Add default implementation.
16281 (extract_insn): Set the alternative_enabled_p array
16282 in the recog_data struct.
16283 (preprocess_constraints, constrain_operands): Skip
16284 alternatives according to the "enabled" attribute
16285 * recog.h (struct recog_data): New field alternative_enabled_p.
16286 (skip_alternative): New inline function.
16287 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16288 (record_reg_classes): Skip alternative according to the
16289 "enabled" attribute.
16291 * doc/md.texi: Add documention for the "enabled" attribute.
16293 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16295 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16296 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16297 constraint with TARGET_MEM_CONSTRAINT.
16298 * recog.c (asm_operand_ok, preprocess_constraints,
16299 constrain_operands): Likewise.
16300 * regclass.c (record_reg_classes): Likewise.
16301 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16302 * reload1.c (maybe_fix_stack_asms): Likewise.
16303 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16304 * recog.h: Adjust comment.
16305 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16306 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16307 * doc/md.texi: Add a note to description of 'm' constraint.
16308 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16310 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16312 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16313 that the bitfield is of integral type before testing its precision.
16315 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16316 Sa Liu <saliu@de.ibm.com>
16318 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16319 __modti3, __udivti3, __umodti3 and __udivmodti4.
16320 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16321 that implement TImode mul and div functions.
16322 * config/spu/multi3.c: New. Implement __multi3.
16323 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16324 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16327 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16329 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16330 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16331 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16332 tls_sysv_suffix): New mode and mode attribute iterators.
16333 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16334 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16335 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16336 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16337 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16340 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16342 PR tree-optimization/36329
16343 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16344 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16345 * cgraphbuild.c (initialize_inline_failed): Use the latter
16346 macro in lieu of the former.
16347 * ipa-inline.c (cgraph_mark_inline): Likewise.
16348 (cgraph_decide_inlining_of_small_function): Likewise.
16349 (cgraph_decide_inlining): Likewise.
16350 (cgraph_decide_inlining_incrementally): Likewise.
16352 2008-05-26 Tristan Gingold <gingold@adacore.com>
16353 Anatoly Sokolov <aesok@post.ru>
16355 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16356 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16357 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16358 optimization for 'avr6' architecture.
16360 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16363 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16365 2008-05-26 Richard Guenther <rguenther@suse.de>
16367 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16368 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16370 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16372 PR middle-end/36253
16373 * caller-save.c (insert_restore): Verify alignment of spill space.
16374 (insert_save): Likewise.
16375 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16376 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16377 (STACK_SLOT_ALIGNMENT): Likewise.
16378 * function.c (LOCAL_ALIGNMENT): Removed.
16379 (get_stack_local_alignment): New.
16380 (assign_stack_local): Use it. Set alignment on stack slot.
16381 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16382 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16383 (STACK_SLOT_ALIGNMENT): New.
16384 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16385 stack slot in XFmode.
16387 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16389 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16392 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16393 argument operand in rax isn't removed.
16395 2008-05-26 Richard Guenther <rguenther@suse.de>
16397 PR middle-end/36300
16398 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16399 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16401 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16404 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16406 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16408 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16409 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16411 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16413 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16414 build a trampoline if we don't want one.
16415 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16416 return zero for nested functions if we don't want a trampoline.
16418 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16420 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16422 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16425 * c.opt: Removed undocumented option '-lang-fortran'.
16426 * c-common.h: Removed global variable 'lang_fortran'.
16427 * c-opts.c (c_common_handle_option): Removed code to handle
16428 option '-lang-fortran'. Updated includes.
16429 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16430 definition of '__GFORTRAN__'.
16431 (define__GNUC__): Reimplemented to use BASEVER and
16432 cpp_define_formatted.
16433 (builtin_define_with_value_n): Removed.
16434 * c-incpath.h: Renamed to ...
16435 * incpath.h: ... this.
16436 * c-incpath.c: Renamed to ...
16437 * incpath.c: ... this. Updated includes.
16438 * fix-header.c: Updated includes.
16439 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16440 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16441 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16443 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16445 * tree.h: Update the table of flags used on tree nodes.
16446 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16447 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16448 (FORCED_LABEL): Add access check.
16449 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16450 (ASM_INPUT_P): Likewise.
16451 (ASM_VOLATILE_P): Likewise.
16452 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16453 (OMP_SECTION_LAST): Access private_flag directly.
16454 (OMP_RETURN_NOWAIT): Likewise.
16455 (OMP_PARALLEL_COMBINED): Likewise.
16456 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16457 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16458 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16459 deprecated_flag directly.
16461 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16463 * final.c (frame_pointer_needed): Removed.
16464 * flags.h (frame_pointer_needed): Likewise.
16466 * function.h (rtl_data): Add frame_pointer_needed.
16467 (frame_pointer_needed): New.
16469 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16471 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16473 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16475 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16478 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16480 * c-common.c (strip_array_types): Move function to..
16482 (get_inner_array_type): Delete.
16483 * c-common.h (strip_array_types): Move declaration to..
16485 (get_inner_array_type): Delete.
16486 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16487 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16488 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16489 * config/pa/pa.c (emit_move_sequence): Likewise.
16491 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16493 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16496 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16498 * function.c: Include target hook for nonlocal_goto frame value.
16500 2008-05-24 Richard Guenther <rguenther@suse.de>
16502 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16503 variable can be only accessed through a pointer or a union.
16505 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16507 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16508 * doc/extend.texi: Likewise.
16510 2008-05-23 DJ Delorie <dj@redhat.com>
16512 * config/m32c/jump.md (untyped_call): Add.
16514 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16515 for A24 to PSImode.
16516 (m32c_address_cost): Detail costs for indirect offsets.
16518 2008-05-23 Rafael Espíndola <espindola@google.com>
16520 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16521 if a node is a SUBREG.
16522 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16525 2008-05-23 Paul Brook <paul@codesourcery.com>
16526 Carlos O'Donell <carlos@codesourcery.com>
16528 * doc/extend.texi: Clarify use of __attribute__((naked)).
16529 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16530 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16531 * function.c (use_register_for_decl): Use
16532 targetm.calls.allocate_stack_slots_for_args.
16533 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16534 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16535 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16537 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16539 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16541 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16543 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16544 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16545 is only rounded once.
16547 2008-05-23 Richard Guenther <rguenther@suse.de>
16549 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16551 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16552 Jakub Jelinek <jakub@redhat.com>
16555 * configure.ac: Handle --enable-cld.
16556 * configure: Regenerated.
16557 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16558 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16559 (ix86_current_function_needs_cld): New define.
16560 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16561 (cld): New isns pattern.
16562 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16563 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16564 * config/i386/i386.opt (mcld): New option.
16565 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16566 TARGET_CLD and ix86_current_function_needs_cld.
16567 (override_options): Use -mcld by default for 32-bit code if
16570 * doc/install.texi (Options specification): Document --enable-cld.
16571 * doc/invoke.texi (Machine Dependent Options)
16572 [i386 and x86-64 Options]: Add -mcld option.
16573 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16575 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16576 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16577 (return_in_memory_64): Likewise.
16578 (return_in_memory_ms_64): Likewise.
16580 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16582 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16583 * builtins.c (fold_builtin_fpclassify): New.
16584 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16585 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16586 * c-common.c (handle_type_generic_attribute): Adjust to accept
16587 fixed arguments before an elipsis.
16588 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16589 * doc/extend.texi: Document __builtin_fpclassify.
16591 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16593 * omp-low.c (gate_expand_omp_ssa): Remove.
16594 (pass_expand_omp_ssa): Remove.
16595 (gate_expand_omp): Do not check for flag_openmp_ssa.
16596 * common.opt (-fopenmp-ssa): Remove.
16597 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16599 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16601 * config/sh/sh.opt (mfixed-range): New option.
16602 * config/sh/sh-protos.h (sh_fix_range): Declare.
16603 * config/sh/sh.c (sh_fix_range): New function.
16604 * config/sh/sh.h (sh_fixed_range_str): Declare.
16605 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16607 * doc/invoke.texi (SH Options): Document -mfixed-range.
16609 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16611 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16612 it before the redeclaration.
16614 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16616 * config/avr/avr.c (get_sequence_length): Add new function.
16617 (expand_prologue, expand_epilogue): Remove duplicate code.
16619 2008-05-22 Rafael Espíndola <espindola@google.com>
16621 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16624 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16626 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16627 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16629 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16630 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16631 (vect_update_misalignment_for_peel): Likewise.
16632 (vector_alignment_reachable_p): Likewise.
16633 * tree-vect-transform.c (vectorizable_load): Likewise.
16634 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16635 (get_vectype_for_scalar_type): Pass mode of scalar_type
16636 to UNITS_PER_SIMD_WORD.
16638 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16639 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16640 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16641 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16642 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16644 2008-05-22 Ira Rosen <irar@il.ibm.com>
16646 PR tree-optimization/36293
16647 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16648 if the first load must be skipped because of a gap.
16650 2008-05-22 Richard Guenther <rguenther@suse.de>
16652 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16653 more cases of offset disambiguation that is possible if
16654 strict-aliasing rules apply.
16655 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16656 for basic offset and type-based disambiguation.
16658 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16660 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16661 ix86_expand_vector_set on V16QImode for SSE4.1.
16663 2008-05-21 Tom Tromey <tromey@redhat.com>
16665 * c.opt (Wimport): Mark as undocumented.
16666 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16668 (Warning Options): Likewise.
16669 * doc/cppopts.texi: Don't mention -Wimport.
16671 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16673 PR tree-optimization/36287
16674 PR tree-optimization/36286
16675 * lambda-code.c (build_access_matrix): Do not use the loop->num
16676 for computing the number of induction variables: use the loop depth
16679 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16682 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16683 option -f(no-)leading-underscore.
16685 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16687 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16688 GET_MODE_NUNITS (mode).
16690 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16692 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16693 (-mmulhw): Add 464 to description.
16694 (-mdlmzb): Likewise.
16695 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16696 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16698 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16699 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16700 * config/rs6000/rs6000.md: Update comments for 464.
16702 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16704 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16706 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16708 * config/i386/sse.md (vec_extractv4sf): Removed.
16709 (vec_extractv2df): Likewise.
16710 (vec_extractv2di): Likewise.
16711 (vec_extractv4si): Likewise.
16712 (vec_extractv8hi): Likewise.
16713 (vec_extractv16qi): Likewise.
16714 (vec_extract<mode>): New.
16716 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16718 * config/i386/sse.md (vec_setv4sf): Removed.
16719 (vec_setv2df): Likewise.
16720 (vec_setv2di): Likewise.
16721 (vec_setv4si): Likewise.
16722 (vec_setv8hi): Likewise.
16723 (vec_setv16qi): Likewise.
16724 (vec_set<mode>): New.
16726 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16728 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16729 goto for vec_concat and vec_interleave.
16731 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16733 * config/i386/sse.md (vec_initv4sf): Removed.
16734 (vec_initv2df): Likewise.
16735 (vec_initv2di): Likewise.
16736 (vec_initv4si): Likewise.
16737 (vec_initv8hi): Likewise.
16738 (vec_initv16qi): Likewise.
16739 (vec_init<mode>): New.
16741 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16743 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16745 2008-05-21 Tom Tromey <tromey@redhat.com>
16747 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16748 (zone_find_object_offset): Likewise.
16749 (gt_ggc_m_S): Likewise.
16750 (highest_bit): Likewise.
16751 * ggc-page.c (gt_ggc_m_S): New function.
16752 * stringpool.c (string_stack): Remove.
16753 (init_stringpool): Update.
16754 (ggc_alloc_string): Use ggc_alloc.
16755 (maybe_delete_ident): New function.
16756 (ggc_purge_stringpool): Likewise.
16757 (gt_ggc_m_S): Remove.
16758 * ggc-common.c (ggc_protect_identifiers): New global.
16759 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16760 ggc_protect_identifiers.
16761 * ggc.h (ggc_protect_identifiers): Declare.
16762 (gt_ggc_m_S): Update.
16763 (ggc_purge_stringpool): Declare.
16764 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16765 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16767 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16769 2008-05-21 David S. Miller <davem@davemloft.net>
16771 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16774 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16776 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16779 2008-05-20 David Daney <ddaney@avtrex.com>
16781 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16782 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16783 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16784 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16785 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16786 (atomic_hiqi_op): New define_code_iterator.
16787 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16788 mips_expand_compare_and_swap_12.
16789 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16790 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16791 (sync_<optab><mode>, sync_old_<optab><mode>,
16792 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16793 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16794 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16795 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16796 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16797 (test_and_set_12): New insn.
16798 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16799 sync_new_<optab><mode>, sync_old_nand<mode>,
16800 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16801 clobber to operand 0 for SI and DI mode insns.
16802 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16803 mips_gen_fn_4): New typedefs.
16804 (mips_gen_fn_ptrs): Define new union type.
16805 (mips_expand_compare_and_swap_12): Remove declaration.
16806 (mips_expand_atomic_qihi): Declare function.
16807 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16808 (mips_expand_atomic_qihi): ... this. Use new generator function
16810 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16811 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16812 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16813 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16814 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16815 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16816 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16817 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16818 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16819 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16822 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16824 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16827 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16829 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16830 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16831 (avr_attribute_table): Add 'OS_main' function attribute.
16832 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16833 functions with 'OS_main' attribute.
16835 2008-05-20 Richard Guenther <rguenther@suse.de>
16837 PR tree-optimization/35204
16838 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16839 helper, split out from ...
16840 (DFS): ... here. Make the DFS walk non-recursive.
16842 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16843 Jan Sjodin <jan.sjodin@amd.com>
16845 PR tree-optimization/36181
16846 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16847 (parallelize_loops): Don't parallelize when the loop has vector
16850 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16851 Sebastian Pop <sebastian.pop@amd.com>
16853 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16854 matrix, and never look at the tree representation of the memory
16856 (linear_transform_loops): Computes parameters and access matrices.
16857 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16859 (access_matrix_get_index_for_parameter): New.
16860 * tree-data-ref.h (struct access_matrix): New.
16861 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16862 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16863 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16864 am_vector_index_for_loop): New.
16865 (struct data_reference): Add field access_matrix.
16866 (DR_ACCESS_MATRIX): New.
16867 (compute_data_dependences_for_loop): Update declaration.
16868 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16869 * lambda.h (lambda_vector_vec_p): Declared.
16870 * lambda-code.c: Depend on pointer-set.h.
16871 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16872 av_for_af_base, av_for_af, build_access_matrix,
16873 lambda_compute_access_matrices): New.
16874 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16876 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16878 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16879 $SOURCEDIR/include.
16881 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16882 Sebastian Pop <sebastian.pop@amd.com>
16884 PR tree-optimization/36206
16885 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16887 (instantiate_scev_1): Rename flags to fold_conversions.
16888 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16889 outeside instantiation_loop.
16890 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16891 (evolution_function_is_affine_or_constant_p): Removed.
16892 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16894 (analyze_siv_subscript): Pass in the loop nest number.
16895 Call evolution_function_is_affine_in_loop instead of
16896 evolution_function_is_affine_p.
16897 (analyze_overlapping_iterations): Pass in the loop nest number.
16899 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16900 Sebastian Pop <sebastian.pop@amd.com>
16902 PR tree-optimization/36206
16903 * tree-chrec.h (chrec_fold_op): New.
16904 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16907 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16909 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16911 (remove_duplicates): Do not set inode on non-inode systems.
16914 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16916 * config.gcc (tm_file): Update comments about relative pathnames.
16918 2008-05-20 Richard Guenther <rguenther@suse.de>
16920 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16921 * tree-ssa-sccvn.c (process_scc): Likewise.
16922 * tree-ssa-sink.c (execute_sink_code): Likewise.
16923 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16924 * tree-vrp.c (process_assert_insertions): Likewise.
16925 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16926 (perform_tree_ssa_dce): Likewise.
16927 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16928 (dump_dominator_optimization_stats): Likewise.
16929 * tree-vectorizer.c (vectorize_loops): Likewise.
16931 2008-05-20 Richard Guenther <rguenther@suse.de>
16933 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16935 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16937 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16938 (ix86_i386elf_return_in_memory): Likewise.
16939 (ix86_i386interix_return_in_memory): Likewise.
16940 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16941 (SUBTARGET_RETURN_IN_MEMORY): New.
16942 * config/i386/i386elf.h: Likewise.
16943 * config/i386/ptx4-i.h: Likewise.
16944 * config/i386/sol2-10.h: Likewise.
16945 * config/i386/sysv4.h: Likewise.
16946 * config/i386/vx-common.h: Likewise.
16947 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16948 * config/i386/i386.c (ix86_return_in_memory): Made static and
16949 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16950 (ix86_i386elf_return_in_memory): Removed.
16951 (ix86_i386interix_return_in_memory): Removed.
16952 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16953 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16955 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16957 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16959 2008-05-19 Xinliang David Li <davidxl@google.com>
16961 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16963 * common.opt: Ditto.
16964 * doc/invoke.texi: Ditto.
16966 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16968 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16969 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16971 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16973 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16974 sizes of operand array from 8/4 to 4/2.
16975 (ix86_expand_vector_init_general): Change size of operand array
16976 from 32 to 16. Remove op0, op1 and half_mode.
16978 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16980 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16981 (ix86_expand_vector_init_interleave): Likewise.
16982 (ix86_expand_vector_init_general): Use them. Assert
16983 word_mode == SImode when n_words == 4.
16985 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16987 * config/i386/i386.c (ix86_secondary_reload): New static function.
16988 (TARGET_SECONDARY_RELOAD): New define.
16989 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16990 * config/i386/i386.md (reload_outqi): Remove.
16992 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16994 PR middle-end/35509
16995 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16996 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16997 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16998 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16999 (fold_builtin_1): Likewise.
17000 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17001 c-common.c (check_builtin_function_arguments): Handle
17002 BUILT_IN_ISINF_SIGN.
17003 * doc/extend.texi: Document __builtin_isinf_sign.
17004 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17006 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17008 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17009 EH cleanup at the end of the pass, search for those that have been
17010 turned into forwarder blocks and do the cleanup on their successor.
17012 2008-05-18 Richard Guenther <rguenther@suse.de>
17014 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17015 pointers to sizetype and vice versa.
17017 2008-05-18 Xinliang David Li <davidxl@google.com>
17019 * gcc/tree-ssa-dce.c: Coding style fix.
17020 (check_pow): Documentation comment.
17021 (check_log): Documenation comment. Coding style fix.
17022 (is_unnecessary_except_errno_call): Ditto.
17023 (gen_conditions_for_pow): Ditto.
17024 (gen_conditions_for_log): Ditto.
17025 (gen_shrink_wrap_conditions): Ditto.
17026 (shrink_wrap_one_built_in_calls): Ditto.
17027 * gcc/doc/invoke.texi: Better documentation string.
17028 * ChangeLog: Fix wrong change log entries from
17029 May 17 checkin on function call DCE.
17031 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17033 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17035 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17037 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17038 * df-problems.c (simulation routines): Fixed block comment to
17039 properly say how to add forwards scanning functions.
17041 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17043 * tree-inline.c (setup_one_parameter): Remove dead code.
17045 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17047 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17048 a BIT_AND_EXPR only for an INTEGER_TYPE.
17050 2008-05-17 Xinliang David Li <davidxl@google.com>
17052 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17053 (check_pow, check_log, is_unnecessary_except_errno_call): New
17054 functions to check for eliminating math functions that are pure
17055 except for setting errno.
17056 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17057 general condition expressions for shrink-wrapping pow/log calls.
17058 (gen_shrink_wrap_conditions): Ditto.
17059 (shrink_wrap_one_built_in_call): Ditto.
17060 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17061 (mark_operand_necessary): If debugging, output if OP is necessary.
17062 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17064 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17066 * gcc/common.opt: New user flag -ftree-builtin-dce.
17067 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17069 2008-05-16 David S. Miller <davem@davemloft.net>
17071 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17072 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17074 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17077 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17079 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17081 * ifcvt.c (dead_or_predicable): Rename
17082 df_simulate_one_insn_backwards to df_simulate_one_insn.
17083 * recog.c (peephole2_optimize): Ditto.
17084 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17086 * df.h: Rename df_simulate_one_insn_backwards to
17087 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17088 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17089 scanning of defs and uses.
17090 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17091 (df_simulate_one_insn_forwards): Removed.
17093 2008-05-16 Doug Kwan <dougkwan@google.com>
17095 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17097 (real_from_string): Handle NaNs and Inf as approriate.
17099 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17101 * doc/gty.texi (Source Files Containing Type Information): Note
17102 that headers should appear first in the gtfiles list.
17104 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17106 * tree.def (COND_EXEC): Properly documented this code.
17108 2008-05-16 Diego Novillo <dnovillo@google.com>
17110 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17111 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17114 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17116 * tree-ssa-dse (max_stmt_uid): Removed.
17117 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17118 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17119 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17120 * function.h (cfun.last_stmt_uid): New field.
17121 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17122 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17124 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17125 (create_stmt_ann): Initialize the ann->uid field.
17126 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17128 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17130 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17132 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17133 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17134 (init_empty_tree_cfg): Call it.
17136 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17138 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17141 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17143 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17144 * tree-dump.c (dump_options): New verbose option.
17145 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17147 * tree-pass.h (TDF_VERBOSE): New dump flag.
17148 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17149 (tree-flow.h): Added include.
17150 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17152 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17154 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17156 From Jie Zhang <jie.zhang@analog.com>
17157 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17158 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17159 mcpu=bf561-none and mcpu=bf561-0.2.
17160 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17161 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17162 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17163 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17164 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17165 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17166 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17168 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17169 (cputype_selected): Remove.
17170 (bfin_handle_option): Don't use cputype_selected.
17171 (override_options): When no mcpu option, enable all workarounds.
17172 Don't use bfin_workarounds.
17173 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17175 (DEFAULT_CPU_TYPE): Don't define.
17177 2008-05-16 Richard Guenther <rguenther@suse.de>
17179 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17180 on deletion of the last stmt.
17182 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17184 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17185 V8HImode for SSE2 and V16QImode for SSE4.1.
17187 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17189 * cgraph.h (compute_inline_parameters): Made public.
17190 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17191 variable_generate_summary, function_write_summary,
17192 variable_write_summary, variable_read_summary. Added generate_summary,
17193 write_summary, read_summary.
17194 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17195 pass_ipa_inline.function_generate_summary, to
17196 compute_inline_parameters.
17197 * ipa-inline.c (compute_inline_parameters): Made public and added
17199 (compute_inline_parameters_for_current): New function.
17200 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17201 (inline_generate_summary): Removed parameter and made to loop over
17203 (pass_ipa_inline): Updated for new IPA_PASS structure.
17204 * passes.c (execute_ipa_summary_passes): Now is called once per
17205 pass rather than once per node*pass.
17207 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17209 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17210 avr_have_mul_p, avr_asm_only_p): Remove variables.
17211 (avr_override_options): Remove initialization of removed variables.
17212 (avr_file_start): Convert removed variables to fields of
17213 'struct base_arch_s *avr_current_arch'.
17214 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17215 (AVR_HAVE_MUL): (Ditto.).
17216 (AVR_HAVE_MOVW): (Ditto.).
17217 (AVR_HAVE_LPMX): (Ditto.).
17218 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17219 avr_asm_only_p): Remove declaration.
17221 2008-05-15 Diego Novillo <dnovillo@google.com>
17223 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17224 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17226 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17228 PR middle-end/36194
17229 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17230 Don't call record_truncated_value from here.
17231 (record_truncated_value): Turn it into a for_each_rtx callback.
17232 (record_truncated_values): New function.
17233 (combine_instructions): Call note_uses with record_truncated_values.
17234 Change name of check_conversion to check_promoted_subreg.
17236 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17238 * doc/sourcebuild.texi: Document support for torture tests.
17240 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17242 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17243 to alternative 4 of operand 2.
17245 2008-05-15 Richard Guenther <rguenther@suse.de>
17247 * tree-pass.h (current_pass): Declare.
17248 (get_pass_for_id): Likewise.
17249 * passes.c (passes_by_id, passes_by_id_size): New globals.
17250 (set_pass_for_id): New function.
17251 (get_pass_for_id): Likewise.
17252 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17253 (execute_function_todo): Flush per function statistics.
17254 * toplev.c (compile_file): Init statistics.
17255 (general_init): Do early statistics initialization.
17256 (finalize): Finish statistics.
17257 * statistics.h (statistics_early_init): Declare.
17258 (statistics_init): Likewise.
17259 (statistics_fini): Likewise.
17260 (statistics_fini_pass): Likewise.
17261 (statistics_counter_event): Likewise.
17262 (statistics_histogram_event): Likewise.
17263 * statistics.c: New file.
17264 * Makefile.in (OBJS-common): Add statistics.o.
17265 (statistics.o): Add dependencies.
17266 * doc/invoke.texi (-fdump-statistics): Document.
17268 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17269 (insert): Likewise.
17270 (execute_pre): Use statistics_counter_event.
17271 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17272 (substitute_and_fold): Increment it. Use statistics_counter_event.
17274 2008-05-15 Diego Novillo <dnovillo@google.com>
17276 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17278 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17279 * tree-ssa-alias.c (new_type_alias): Remove references to
17280 sub-variables from comment.
17281 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17283 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17285 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17286 attribute to 1 only for insertps alternative.
17288 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17290 * config/bfin/bfin.md (loadbytes): New pattern.
17291 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17292 (bfin_init_builtins): Initialize it.
17293 (bdesc_1arg): Add it.
17295 2008-05-15 Sa Liu <saliu@de.ibm.com>
17297 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17298 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17299 * testsuite/lib/target-supports.exp: Add
17300 check_effective_target_fortran_integer_16.
17302 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17304 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17305 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17306 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17307 (TARGET_RETURN_IN_MEMORY): Define.
17309 2008-05-15 Richard Guenther <rguenther@suse.de>
17311 PR middle-end/36244
17312 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17313 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17314 represent unmodifiable vars.
17316 2008-05-15 Richard Guenther <rguenther@suse.de>
17318 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17319 INDIRECT_REF and TARGET_MEM_REF.
17320 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17323 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17324 H.J. Lu <hongjiu.lu@intel.com>
17326 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17327 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17328 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17329 insn alternatives. Add missing alternatives.
17330 (*vec_concatv2di_rex64_sse4_1): Likewise.
17331 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17332 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17333 Require TARGET_SSE.
17335 2008-05-15 Richard Guenther <rguenther@suse.de>
17337 PR tree-optimization/36009
17338 PR tree-optimization/36204
17339 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17340 (determine_invariantness_stmt): Record the loop a store is
17341 always executed in.
17342 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17345 2008-05-15 Richard Guenther <rguenther@suse.de>
17347 PR tree-optimization/34330
17348 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17349 through the pointer will alias the SMT.
17351 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17353 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17355 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17357 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17359 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17360 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17362 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17363 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17364 (vashl_optab): New optab for vector/vector shifts.
17365 (vashr_optab): Ditto.
17366 (vlshr_optab): Ditto.
17367 (vrotl_optab): Ditto.
17368 (vrotr_optab): Ditto.
17369 (optab_subtype): New enum for optab_for_tree_code call.
17370 (optab_for_tree_code): Add enum optab_subtype argument.
17372 * optabs.c (optab_for_tree_code): Take an additional argument to
17373 distinguish between a vector shift by a scalar and vector shift by
17374 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17375 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17376 vector shift by a vector.
17377 (expand_widen_pattern_expr): Pass additional argument to
17378 optab_for_tree_code.
17380 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17381 vrotl_optab, vrotr_optab.
17383 * expr.c (expand_expr_real_1): Update calls to
17384 optab_for_tree_code to distinguish between vector shifted by a
17385 scalar and vector shifted by a vector.
17386 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17387 (supportable_narrowing_operation): Ditto.
17388 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17389 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17390 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17391 (vect_create_epilog_for_reduction): Ditto.
17392 (vectorizable_reduction): Ditto.
17393 (vectorizable_operation): Ditto.
17394 (vect_strided_store_supported): Ditto.
17395 (vect_strided_load_supported): Ditto.
17396 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17397 * expmed.c (expand_shift): Ditto.
17399 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17401 (ashr@var{m}3): Ditto.
17402 (vashl@var{m}3): Document new vector/vector shift standard name.
17403 (vashr@var{m}3): Ditto.
17404 (vlshr@var{m}3): Ditto.
17405 (vrotl@var{m}3): Ditto.
17406 (vrotr@var{m}3): Ditto.
17408 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17409 (PPERM_INVERT): Ditto.
17410 (PPERM_REVERSE): Ditto.
17411 (PPERM_REV_INV): Ditto.
17412 (PPERM_ZERO): Ditto.
17413 (PPERM_ONES): Ditto.
17414 (PPERM_SIGN): Ditto.
17415 (PPERM_INV_SIGN): Ditto.
17416 (PPERM_SRC1): Ditto.
17417 (PPERM_SRC2): Ditto.
17419 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17420 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17421 allows a memory operand to be the value being added, and split it
17422 to improve vectorization.
17423 (sse5_pmacsdqh_mem): Ditto.
17424 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17425 (sse5_mulv2div2di3_high): Ditto.
17426 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17427 (vec_pack_trunc_v4si): Ditto.
17428 (vec_pack_trunc_v2di): Ditto.
17429 (sse5_pcmov_<mode>): Remove code that tried to use use
17430 andps/andnps instead of pcmov.
17431 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17432 pmacsdqh instructions.
17433 (vec_widen_smult_lo_v4si): Ditto.
17435 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17436 (PPERM_INVERT): Ditto.
17437 (PPERM_REVERSE): Ditto.
17438 (PPERM_REV_INV): Ditto.
17439 (PPERM_ZERO): Ditto.
17440 (PPERM_ONES): Ditto.
17441 (PPERM_SIGN): Ditto.
17442 (PPERM_INV_SIGN): Ditto.
17443 (PPERM_SRC1): Ditto.
17444 (PPERM_SRC2): Ditto.
17445 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17447 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17449 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17450 says ignore whether the last reference is a memory operand.
17452 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17453 Paolo Bonzini <bonzini at gnu dot org>
17455 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17458 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17459 (vlshr<mode>3): Rename from vlshr<mode>3.
17460 (vashr<mode>3): Rename from vashr<mode>3.
17461 (mulv4sf3): Change the names of vector shift patterns.
17465 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17468 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17493 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17494 (floatunssidf2_internal): Change vector/vector shift names.
17495 (floatunsdidf2_internal): Ditto.
17502 (vashl<mode>3): Rename from ashl<mode>3.
17503 (vashr<mode>3): Rename from ashr<mode>3.
17504 (vlshr<mode>3): Rename from lshr<mode>3.
17505 (vrotl<mode>3): Rename from rotl<mode>3.
17507 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17510 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17511 multiply gives the wrong value when doing widening multiplies.
17512 (vec_widen_smult_lo_v4si): Ditto.
17514 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17516 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17517 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17518 emit_library_call_value.
17519 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17520 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17521 * calls.c (initialize_argument_information, precompute_arguments,
17522 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17523 (precompute_arguments): Removed flags parameter.
17524 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17526 2008-05-14 Richard Guenther <rguenther@suse.de>
17528 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17529 Make sure to register the store if the use is a PHI_NODE.
17531 2008-05-14 Olivier Hainque <hainque@adacore.com>
17533 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17534 memory if the component is to be referenced in BLKmode according
17535 to get_inner_reference.
17537 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17539 * calls.c (emit_library_call_value_1): Restore code clearing
17540 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17542 2008-05-14 Olivier Hainque <hainque@adacore.com>
17543 Nicolas Roche <roche@adacore.com>
17545 * configure.ac: Add support for a "gcc_subdir" variable in
17546 config-lang.in, to denote a subdirectory where the language/GCC
17547 integration files are to be found.
17548 * configure: Regenerate.
17550 2008-05-14 Ira Rosen <irar@il.ibm.com>
17552 PR tree-optimization/36098
17553 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17554 value for the first load in the group in case of a gap.
17555 (vect_build_slp_tree): Check that there are no gaps in loads.
17557 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17559 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17560 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17561 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17562 emit_insn and remove unneeded code to construct extra args.
17563 (emit_no_conflict_block): Removed.
17564 * optabls.h: (emit_no_conflict_block): Removed.
17565 * cse.c (cse_extended_basic_block): Remove search for
17566 REG_NO_CONFLICT note.
17567 * global.c: Removed incorrect comment added in revision 117.
17568 * expr.c (convert_move): Change call to emit_no_conflict_block to
17570 * recog.c: Change comments so that they do not mention
17572 * local_alloc.c (combine_regs): Removed last parameter.
17573 (no_conflict_p): Removed.
17574 (block_alloc): Removed note, no_conflict_combined_regno and set
17575 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17576 (combine_regs): Removed already_dead and code to look for
17577 REG_NO_CONFLICT notes.
17578 * lower_subreg (remove_retval_note): Removed code to look for
17579 REG_NO_CONFLICT block.
17580 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17581 (resolve_clobber): Remove code to process libcalls that have
17582 REG_NO_CONFLICT notes.
17583 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17585 * combine.c (can_combine_p, distribute_notes): Removed
17586 REG_NO_CONFLICT case.
17587 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17589 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17590 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17592 * reg-notes.def (NO_CONFLICT): Removed.
17594 2008-05-14 David S. Miller <davem@davemloft.net>
17596 * config/sparc/sparc.c (sparc_profile_hook): If
17597 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17598 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17599 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17601 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17603 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17605 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17608 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17609 and op1 expansion before vector concat to have less live pseudos.
17611 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17613 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17614 ix86_expand_vector_set if supported.
17616 2008-05-13 Diego Novillo <dnovillo@google.com>
17617 Kenneth Zadeck <zadeck@naturalbridge.com>
17619 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17621 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17622 phinodes_print_statistics, init_ssanames, fini_ssanames,
17623 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17624 release_ssa_name, release_defs, replace_ssa_name_symbol,
17625 ssanames_print_statistics): Move ...
17626 * tree-flow.h: ... here.
17627 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17628 Use FN instead of cfun.
17629 (make_ssa_name_fn): Rename from make_ssa_name.
17630 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17631 * tree-flow-inline.h (make_ssa_name): Move from
17632 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17633 * omp-low.c (expand_omp_parallel):
17634 * tree-flow-inline.h (redirect_edge_var_map_result):
17635 * tree-ssa.c (init_tree_ssa): Add argument FN.
17636 Use it instead of cfun. Update all users.
17638 2008-05-13 Tom Tromey <tromey@redhat.com>
17640 PR preprocessor/22168:
17641 * doc/cpp.texi (Top): Update menu.
17642 (Alternatives to Wrapper #ifndef): New node.
17643 (Other Directives): Document deprecation.
17644 (Obsolete Features): Remove menu.
17645 (Assertions): Merge node into Obsolete Features.
17646 (Obsolete once-only headers): Move earlier; rename to Alternatives
17647 to Wrapper #ifndef.
17648 * doc/cppopts.texi: Update.
17649 * c.opt (Wdeprecated): Enable for C and ObjC.
17650 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17651 (C++ Dialect Options): Move -Wno-deprecated from here to...
17652 (Warning Options): ... here.
17654 2008-05-13 Richard Guenther <rguenther@suse.de>
17656 PR middle-end/36227
17657 * fold-const.c (fold_sign_changed_comparison): Do not allow
17658 changes in pointer-ness.
17660 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17663 * config/sh/sh.c (sh_expand_prologue): Don't clear
17664 RTX_FRAME_RELATED_P for push insns.
17666 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17668 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17670 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17672 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17673 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17674 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17676 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17678 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17679 (*vec_concatv4sf_sse): This.
17680 (*sse2_concatv2si): Renamed to ...
17681 (*vec_concatv2si_sse2): This.
17682 (*sse1_concatv2si): Renamed to ...
17683 (*vec_concatv2si_sse): This.
17684 (*vec_concatv2di_rex): Renamed to ...
17685 (*vec_concatv2di_rex64): This.
17686 (*vec_concatv2si_sse4_1): New.
17687 (*vec_concatv2di_rex64_sse4_1): Likewise.
17689 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17691 PR rtl-optimization/36111
17692 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17693 that was created for swappable operands.
17695 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17698 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17699 * configure.ac: Add call to ACX_PROG_GNAT.
17701 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17703 * optc-gen.awk: Fix comment typo.
17705 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17707 * pretty-print.c (pp_integer_with_precision): Use
17708 HOST_LONG_LONG_FORMAT.
17710 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17712 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17714 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17716 * config/i386/i386.c (bdesc_ptest): Removed.
17717 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17718 (bdesc_args): Add __builtin_ia32_ptestz128,
17719 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17720 (ix86_init_mmx_sse_builtins): Updated.
17721 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17722 (ix86_expand_builtin): Updated.
17724 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17726 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17727 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17729 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17731 * value-prof.c (interesting_stringop_to_profile): Do not
17732 return early for BUILT_IN_MEMPCPY.
17734 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17736 * calls.c (expand_call): Don't use callgraph to increase
17737 preferred_stack_boundary.
17739 * cgraph.h (cgraph_rtl_info): Use unsigned on
17740 preferred_incoming_stack_boundary.
17742 * final.c (rest_of_clean_state): Use unsigned on
17743 preferred_stack_boundary.
17745 2008-05-09 Tom Tromey <tromey@redhat.com>
17747 PR preprocessor/22231:
17748 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17751 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17753 PR tree-optimization/36129
17754 * tree-ssa-ccp.c: Include value-prof.h.
17755 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17756 built-in function was folded to a constant.
17757 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17759 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17760 Sebastian Pop <sebastian.pop@amd.com>
17762 * tree-scalar-evolution.c: Document instantiate_scev.
17763 (instantiate_parameters_1): Renamed instantiate_scev_1.
17764 Don't use the same loop for instantiation_loop and evolution_loop.
17765 (instantiate_scev): New.
17766 (instantiate_parameters): Moved...
17767 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17768 same loop twice. Maintains the semantics for this function.
17769 * tree-scalar-evolution.h (instantiate_scev): Declare.
17770 (instantiate_parameters): ...here. Now static inline.
17771 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17772 instead of resolve_mixers.
17774 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17776 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17778 2008-05-09 Tomas Bily <tbily@suse.cz>
17780 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17781 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17782 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17783 * c-common.c (c_common_truthvalue_conversion): Likewise.
17784 * tree-object-size.c (compute_object_offset): Likewise.
17785 * tree-inline.c (estimate_num_insns_1): Likewise.
17786 * varasm.c (const_hash_1, compare_constant, copy_constant)
17787 (compute_reloc_for_constant, output_addressed_constants)
17788 (initializer_constant_valid_p): Likewise.
17789 * c-omp.c (check_omp_for_incr_expr): Likewise.
17790 * gimplify.c (gimplify_expr): Likewise.
17791 * c-typeck.c (c_finish_return): Likewise.
17792 * tree-vectorizer.c (supportable_widening_operation)
17793 (supportable_narrowing_operation): Likewise.
17794 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17795 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17796 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17797 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17798 (descr_info_loc): Likewise.
17799 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17800 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17801 (fold_unary): Likewise.
17802 * builtins.c (get_pointer_alignment): Likewise.
17803 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17804 (instantiate_parameters_1): Likewise.
17805 * tree.c (expr_align, stabilize_reference): Likewise.
17806 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17807 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17808 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17809 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17810 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17811 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17813 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17814 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17815 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17816 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17817 (forward_propagate_comparison)
17818 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17819 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17820 * emit-rtl.c (component_ref_for_mem_expr)
17821 (set_mem_attributes_minus_bitpos): Likewise.
17822 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17823 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17825 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17826 (build_function_call, pointer_diff, build_compound_expr)
17827 (c_finish_return): Likewise.
17828 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17829 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17831 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17832 * expr.c (is_aligning_offset): Likewise.
17833 * tree-ssa-alias.c (is_escape_site): Likewise.
17834 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17835 (check_all_va_list_escapes): Likewise.
17836 * tree-ssa-loop-ivopts.c (determine_base_object)
17837 (determine_common_wider_type): Likewise.
17838 * dojump.c (do_jump): Likewise.
17839 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17840 * tree-gimple.c (is_gimple_cast): Likewise.
17841 * fold-const.c (decode_field_reference, )
17842 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17843 (fold_binary): Likewise.
17844 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17845 (already_warned_in_frontend_p): Likewise.
17846 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17847 * tree.c (really_constant_p, get_unwidened): Likewise.
17848 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17849 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17850 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17852 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17854 (CONVERT_EXPR_P): Define.
17855 (CASE_CONVERT): Define.
17857 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17859 PR middle-end/36117
17860 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17861 (delete_unmarked_insns): When deleting a call, call
17862 delete_unreachable_blocks.
17863 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17864 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17866 2008-05-08 Richard Guenther <rguenther@suse.de>
17868 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17869 (-ftree-salias): Likewise.
17870 (salias-max-implicit-fields): Remove param documentation.
17871 (salias-max-array-elements): Likewise.
17872 * tree-pass.h (pass_create_structure_vars): Remove.
17873 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17874 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17875 * tree-ssa-alias.c (create_structure_vars): Remove.
17876 (gate_structure_vars): Likewise.
17877 (pass_create_structure_vars): Likewise.
17878 (gate_build_alias): Likewise.
17879 (pass_build_alias): Adjust to run always and dump the function.
17880 * common.opt (ftree-salias): Hide.
17881 * passes.c (init_optimization_passes): Remove
17882 pass_create_structure_vars, adjust comment.
17883 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17884 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17885 * opts.c (decode_options): Do not set flag_tree_salias.
17886 (common_handle_option): Add OPT_ftree_salias to the backward
17887 compatibility section.
17889 2008-05-08 Richard Guenther <rguenther@suse.de>
17891 * tree-flow-inline.h (var_can_have_subvars): Move ...
17892 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17893 * tree-flow.h (var_can_have_subvars): Remove.
17894 (push_fields_onto_fieldstack): Remove.
17895 (sort_fieldstack): Likewise.
17896 (struct fieldoff): Move ...
17897 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17898 alias_set and base_for_components fields.
17899 (sort_fieldstack): Make static.
17900 (push_fields_onto_fieldstack): Likewise. Remove code that
17901 handles anything but RECORD_TYPEs. Remove alias_set and
17902 base_for_components handling.
17903 (create_variable_info_for): Adjust.
17905 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17907 * common.opt (Wframe-larger-than=): Shorten the help message
17909 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17911 2008-05-08 Rafael Espíndola <espindola@google.com>
17913 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17915 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17916 trap and that both operands are gimple values.
17917 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17918 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17921 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17923 * read-rtl.c (join_c_conditions): Return the first string if the
17924 two strings are equal.
17926 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17928 * gensupport.h (pred_data): Add a "num_codes" field.
17929 (add_predicate_code): Declare.
17930 * gensupport.c (add_predicate_code): New function.
17931 (std_pred_table): Add an "allows_const_p" field.
17932 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17933 Remove the (incomplete) list of such codes from the codes field.
17934 (init_predicate_table): Use add_predicate_code. Add all
17935 RTX_CONST_OBJs if allows_const_p is true.
17936 * genrecog.c (process_define_predicate): Use add_predicate_code.
17938 2008-05-08 David Daney <ddaney@avtrex.com>
17939 Richard Sandiford <rsandifo@nildram.co.uk>
17941 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17942 special case of constant zero operands.
17943 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17944 old and new values. Special case constant zero values.
17945 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17947 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17948 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17950 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17953 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17954 similar RTX_CONST_OBJ before CONST_INT.
17956 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17958 * stmt.c (expand_stack_restore): Change sa mode if needed.
17960 2008-05-08 Richard Guenther <rguenther@suse.de>
17962 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17963 return type to bool.
17964 (ix86_sol10_return_in_memory): Likewise.
17965 (ix86_i386elf_return_in_memory): Likewise.
17966 (ix86_i386interix_return_in_memory): Likewise.
17967 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17968 (ix86_sol10_return_in_memory): Likewise.
17969 (ix86_i386elf_return_in_memory): Likewise.
17970 (ix86_i386interix_return_in_memory): Likewise.
17972 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17975 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17977 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17978 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17981 2008-05-08 Richard Guenther <rguenther@suse.de>
17983 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17984 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17985 (DR_SUBVARS): Remove.
17986 * tree-dfa.c (dump_subvars_for): Remove.
17987 (debug_subvars_for): Likewise.
17988 (dump_variable): Do not dump subvars.
17989 (remove_referenced_var): Do not remove subvars.
17990 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17991 (lookup_subvars_for_var): Remove.
17992 (get_subvars_for_var): Likewise.
17993 (get_subvars_at): Likewise.
17994 (get_first_overlapping_subvar): Likewise.
17995 (overlap_subvar): Likewise.
17996 * tree-flow.h (subvar_t): Remove.
17997 (struct var_ann_d): Remove subvars field.
17998 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17999 argument. Remove special handling of SFTs.
18000 (compute_tag_properties): Likewise.
18001 (set_initial_properties): Likewise.
18002 (compute_call_clobbered): Likewise.
18003 (count_mem_refs): Likewise.
18004 (compute_memory_partitions): Likewise.
18005 (compute_flow_insensitive_aliasing): Likewise.
18006 (setup_pointers_and_addressables): Likewise.
18007 (new_type_alias): Likewise.
18008 (struct used_part): Remove.
18009 (used_portions): Likewise.
18010 (struct used_part_map): Likewise.
18011 (used_part_map_eq): Likewise.
18012 (used_part_map_hash): Likewise.
18013 (free_used_part_map): Likewise.
18014 (up_lookup): Likewise.
18015 (up_insert): Likewise.
18016 (get_or_create_used_part_for): Likewise.
18017 (create_sft): Likewise.
18018 (create_overlap_variables_for): Likewise.
18019 (find_used_portions): Likewise.
18020 (create_structure_vars): Likewise.
18021 * tree.def (STRUCT_FIELD_TAG): Remove.
18022 * tree.h (MTAG_P): Adjust.
18023 (struct tree_memory_tag): Remove base_for_components and
18024 unpartitionable flags.
18025 (struct tree_struct_field_tag): Remove.
18026 (SFT_PARENT_VAR): Likewise.
18027 (SFT_OFFSET): Likewise.
18028 (SFT_SIZE): Likewise.
18029 (SFT_NONADDRESSABLE_P): Likewise.
18030 (SFT_ALIAS_SET): Likewise.
18031 (SFT_UNPARTITIONABLE_P): Likewise.
18032 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18033 (union tree_node): Remove sft field.
18034 * alias.c (get_alias_set): Remove special handling of SFTs.
18035 * print-tree.c (print_node): Remove handling of SFTs.
18036 * tree-dump.c (dequeue_and_dump): Likewise.
18037 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18038 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18039 * tree-predcom.c (set_alias_info): Do not set subvars.
18040 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18041 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18042 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18043 (add_vars_for_offset): Remove.
18044 (add_virtual_operand): Remove special handling of SFTs.
18045 (add_call_clobber_ops): Likewise.
18046 (add_call_read_ops): Likewise.
18047 (get_asm_expr_operands): Likewise.
18048 (get_modify_stmt_operands): Likewise.
18049 (get_expr_operands): Likewise.
18050 (add_to_addressable_set): Likewise.
18051 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18052 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18053 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18054 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18055 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18056 (tree_node_structure): Likewise.
18057 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18059 (find_what_p_points_to): Likewise.
18061 2008-05-08 Sa Liu <saliu@de.ibm.com>
18063 * config/spu/spu.md: Fixed subti3 pattern.
18065 2008-05-08 Richard Guenther <rguenther@suse.de>
18067 PR middle-end/36154
18068 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18069 sure to create a representative for trailing arrays for PTA.
18071 2008-05-08 Richard Guenther <rguenther@suse.de>
18073 PR middle-end/36172
18074 * fold-const.c (operand_equal_p): Two objects which types
18075 differ in pointerness are not equal.
18077 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18079 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18080 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18081 (emit_library_call_value_1): Add new variable fndecl initialized by
18082 NULL_TREE. It should be the decl type of orgfun, but this information
18083 seems not to be available here, so it uses the default calling abi.
18084 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18085 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18086 by TARGET_RETURN_IN_MEMORY.
18087 * config/i386/i386-interix.h: Likewise.
18088 * config/i386/i386.h: Likewise.
18089 * config/i386/i386elf.h: Likewise.
18090 * config/i386/ptx4-i.h: Likewise.
18091 * config/i386/sol2-10.h: Likewise.
18092 * config/i386/sysv4.h: Likewise.
18093 * config/i386/vx-common.h: Likewise.
18094 * config/cris/cris.h: Removed #if 0 clause.
18095 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18096 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18098 (ix86_sol10_return_in_memory): Likewise.
18099 (ix86_i386elf_return_in_memory): New.
18100 (ix86_i386interix_return_in_memory): New.
18101 * config/mt/mt-protos.h (mt_return_in_memory): New.
18102 * config/mt/mt.c: Likewise.
18103 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18104 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18105 * config/bfin/bfin.h: Likewise.
18106 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18108 * config/bfin/bfin.c: Likewise.
18109 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18110 * config/alpha/unicosmk.h: Likewise.
18111 * config/i386/cygming.h: Likewise.
18112 * config/iq2000/iq2000.h: Likewise.
18113 * config/mips/mips.h: Likewise.
18114 * config/mn10300/mn10300.h: Likewise.
18115 * config/rs6000/rs6000.h: Likewise.
18116 * config/score/score.h: Likewise.
18117 * config/spu/spu.h: Likewise.
18118 * config/v850/v850.h: Likewise.
18119 * defaults.h: Likewise.
18120 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18121 * expr.c (emit_block_move): Adjust use of
18122 OUTGOING_REG_PARM_STACK_SPACE.
18123 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18124 OUTGOING_REG_PARM_STACK_SPACE.
18125 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18127 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18129 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18130 on OMP_RETURN for OMP_FOR.
18133 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18134 (fortran_common): New function.
18135 (gen_variable_die): Call fortran_common instead of common_check,
18136 adjust for it returning tree instead of rtx. Formatting.
18138 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18142 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18143 * c-decl.c (merge_decls): Ditto.
18144 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18145 to RTL_CONST_OR_PURE_CALL_P.
18146 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18147 Initialized DECL_LOOPING_CONST_PURE.
18148 (process_call_operands): Set tree_side_effects properly.
18149 * tree.h (TREE_READONLY_DECL_P): Removed.
18150 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18151 (DECL_LOOPING_OR_CONST_P): New macro.
18152 (struct tree_function_decl): Added looping_const_or_pure_p.
18153 (ECF_*) Renumbered.
18154 (ECF_LOOPING_OR_CONST_P): New macro.
18155 * rtlanal.c (pure_const_p): Removed.
18156 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18157 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18158 to RTL_CONST_CALL_P.
18159 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18160 (check_decl, check_tree, check_call, scan_function): Initialize
18162 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18163 (static_execute): Set looping true for recursive functions.
18164 Undo setting state to IPA_NEITHER for recursive functions.
18165 * cse.c (cse_insn):
18166 * ifcvt.c (noce_can_store_speculate_p): Changed
18167 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18168 RTL_CONST_OR_PURE_CALL_P.
18169 * dse.c (scan_insn): Ditto.
18170 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18171 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18172 RTL_CONST_OR_PURE_CALL_P.
18173 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18174 pure_call_p to RTL_CONST_CALL_P.
18175 * gimplify.c (gimplify_call_expr): Clear side effects for
18176 non-looping pure and constant calls.
18177 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18178 (flags_from_decl_or_type): Set ecf flags from decl flags.
18179 (initialize_argument_information): Turn off
18180 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18181 Change const to pure if callee_copies is true rather than just
18183 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18184 way of marking pure calls.
18185 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18186 Remove hack that was supposed to fix pr7335 and remove old
18187 way of marking pure calls.
18188 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18189 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18190 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18191 RTL_CONST_OR_PURE_CALL_P.
18192 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18193 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18194 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18195 * sched-deps.c (schedule_analyze): Ditto.
18196 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18197 return_val field of calls to represent pure and const function info.
18198 (CONST_OR_PURE_CALL_P): Deleted macro.
18199 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18200 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18201 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18203 * tree-optimize.c (execute_fixup_cfg): Added test for
18204 ECF_LOOPING_CONST_OR_PURE.
18205 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18207 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18208 effects for looping pure or const calls.
18209 (verify_gimple_expr): Added verification code.
18210 * config/alpha/alpha.c (alpha_legitimize_address,
18211 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18213 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18214 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18215 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18216 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18217 RTL_CONST_OR_PURE_CALL_P.
18218 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18219 and const calls to be deleted.
18221 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18224 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18225 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18226 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18227 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18228 to handle nonimmediate operands.
18229 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18230 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18231 to handle nonimmediate operands.
18232 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18233 (mmx_pmulhrwv4hi3): New expander. Use
18234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18235 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18236 (sse2_umulv1siv1di3): New expander. Use
18237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18238 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18239 (mmx_eq<mode>3): New expander. Use
18240 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18241 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18242 (mmx_uavgv8qi3): New expander. Use
18243 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18244 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18245 (mmx_uavgv4hi3): New expander. Use
18246 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18248 * config/i386/sse.md
18249 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18250 to handle nonimmediate operands.
18251 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18252 to handle nonimmediate operands.
18253 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18254 to handle nonimmediate operands.
18255 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18256 to handle nonimmediate operands.
18257 (sse2_unpckhpd_exp): New expander. Use
18258 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18259 (sse2_unpcklpd_exp): New expander. Use
18260 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18261 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18262 to handle nonimmediate operands.
18263 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18264 to handle nonimmediate operands.
18265 (*sse2_<plusminus_insn><mode>3): Rename from
18266 sse2_<plusminus_insn><mode>3 insn pattern.
18267 (sse2_<plusminus_insn><mode>3): New expander. Use
18268 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18269 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18270 (sse2_umulv2siv2di3): New expander. Use
18271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18272 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18273 (sse4_1_mulv2siv2di3): New expander. Use
18274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18275 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18276 (sse2_pmaddwd): New expander. Use
18277 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18278 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18279 (sse2_eq<mode>3): New expander. Use
18280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18281 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18282 (sse4_1_eqv2di3): New expander. Use
18283 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18284 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18285 (sse2_uavgv16qi3): New expander. Use
18286 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18287 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18288 (sse2_uavgv16qi3): New expander. Use
18289 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18290 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18291 (sse2_uavgv8hi3): New expander. Use
18292 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18293 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18294 (ssse3_pmulhrswv8hi3): New expander. Use
18295 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18296 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18297 (ssse3_pmulhrswv4hi3): New expander. Use
18298 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18300 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18301 (<sse>_vmmul<mode>3): Ditto.
18302 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18304 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18305 (ssse3_pmaddubsw): Ditto.
18307 * config/i386/i386.c (struct_builtin_description)
18308 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18309 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18310 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18311 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18312 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18313 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18314 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18315 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18316 (ix86_fixup_binary_operands): Assert that src1
18317 and src2 must have the same mode when swapped.
18318 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18319 and ix86_binary_operator_ok. Do not force operands in registers
18322 2008-05-07 Jan Hubicka <jh@suse.cz>
18324 * cgraph.c (dump_cgraph_node): Update.
18325 * cgraph.h (cgraph_local_info): Break out inline summary.
18326 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18328 * ipa-inline (inline_summary): New accestor function.
18329 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18330 cgraph_decide_inlining, compute_inline_parameters): Update.
18331 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18333 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18335 Cleanup ColdFire scheduling support and add V4 pipeline model.
18337 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18338 (define_attr cpu): Add cfv4 value.
18339 (define_attr type, define_attr type1): Merge into a single 'type'
18340 attribute. Update all uses.
18341 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18342 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18344 (define_attr opx_mem, define_attr opy_mem): Remove.
18345 (define_attr op_mem): Clean up, update comment.
18346 (define_attr size): Use specific values instead of general int.
18347 (define_attr guess, define_attr split): Remove. Update all uses.
18348 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18349 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18350 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18351 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18352 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18353 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18354 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18355 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18356 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18357 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18358 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18359 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18360 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18361 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18362 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18363 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18364 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18365 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18366 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18367 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18368 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18369 Update or set attributes.
18370 (stack_tie): New fake instruction.
18372 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18373 (m68k_sched_attr_size): Update declaration.
18374 (m68k_sched_attr_type2): Remove.
18375 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18376 Declare new bypass predicates.
18378 * config/m68k/m68k.c (m68k_sched_issue_rate,
18379 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18381 (TARGET_SCHED_ISSUE_RATE,
18382 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18383 (override_options): Handle scheduling for ColdFire V4 core.
18384 (m68k_expand_prologue): Emit stack_tie.
18385 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18386 'OP_TYPE_FPN'. Update all uses.
18387 (sched_guess_p): Remove.
18388 (sched_address_type): Handle symbolic addresses.
18389 (sched_get_operand): New static function.
18390 (sched_operand_type): Merge into sched_attr_op_type.
18391 (sched_attr_op_type): Handle FP registers, handle quick constants,
18393 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18394 (m68k_sched_attr_size): Update. Move logic to ...
18395 (sched_get_attr_size_int): New static function.
18396 (sched_get_opxy_mem_type): New static function.
18397 (m68k_sched_attr_op_mem): Update.
18398 (m68k_sched_attr_type2): Remove.
18399 (sched_cfv4_bypass_data): New static variable.
18400 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18401 (m68k_sched_issue_rate): Implement scheduler hook.
18402 (struct _sched_ib: enabled_p): New field.
18403 (m68k_sched_variable_issue): Update. Handle V4.
18404 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18405 sched_dump_class_func_t, sched_dump_split_class,
18406 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18407 sched_dump_dfa_class, m68k_sched_dump): Remove.
18408 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18410 (m68k_sched_init_global): Remove statisctics dumping, introduce
18411 sanity check that all instructions have pipeline reservations. Handle
18413 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18414 Handle ColdFire V4 core.
18415 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18416 New static functions.
18417 (m68k_sched_address_bypass_p): New bypass predicate.
18418 (sched_get_indexed_address_scale): New static function.
18419 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18421 * cf.md: Update comments.
18422 (define_attr type2): Remove. Use 'type' attribute instead.
18424 (cf_ib): Rename to cfv123_ib. Update all uses.
18425 (cf_oep): Rename to cfv123_oep. Update all uses.
18426 (cf_chr): Rename to cfv123_chr. Update all uses.
18427 (cf_mem): Rename to cfv123_mem. Update all uses.
18428 (cf_mac): Move to more appropriate place.
18429 (cfv123_guess): New automaton and cpu_unit.
18430 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18431 Update uses of 'size' attribute. Handle before reload scheduling.
18432 (cfv123_guess): New dummy reservation for unhandled instructions.
18433 (cfv4_*): Pipeline description of ColdFire V4 core.
18434 (ignore): New reservation to handle 'ignore' type.
18436 2008-05-07 Ian Lance Taylor <iant@google.com>
18438 PR middle-end/36013
18439 * gimplify.c (find_single_pointer_decl_1): Don't look through
18441 (find_single_pointer_decl): Adjust comments.
18443 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18445 PR middle-end/36137
18446 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18447 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18449 PR middle-end/36106
18450 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18451 integral type rather than floating point, then VIEW_CONVERT_EXPR
18452 to the floating point type.
18454 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18456 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18457 TFmode op0 to register.
18459 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18461 * c-decl.c (grokdeclarator): Comment typo.
18463 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18465 * tree-flow.h: Remove prototype for computed_goto_p.
18466 * tree-cfg.c (computed_goto_p): Make static.
18468 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18471 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18472 (contains_aligned_value_p): This. Handle _Decimal128.
18473 (ix86_function_arg_boundary): Only align _Decimal128 to its
18474 natural boundary and handle it properly.
18476 2008-05-06 Martin Jambor <mjambor@suse.cz>
18478 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18479 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18480 (ipcp_method_set_orig_node): Removed.
18481 (ipcp_cval_get_cvalue_type): Removed.
18482 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18483 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18484 (ipcp_cval_set_cvalue_type): Removed.
18485 (ipcp_cval_get_cvalue): Removed.
18486 (ipcp_cval_set_cvalue): Removed.
18487 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18488 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18489 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18490 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18491 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18492 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18493 (ipcp_get_ith_lattice): Changed parameters.
18494 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18495 (ipcp_lattice_from_jfunc): Changed parameters.
18496 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18497 (ipcp_method_cval_print): Added temporary variable info.
18498 (ipcp_redirect): Removed already unused local variable caller.
18499 (ipcp_redirect): New temporary variable orig_callee_info
18500 (ipcp_redirect): Removed newly unused local variable callee.
18501 (ipcp_redirect): Removed (a bit confusing) local variable type.
18502 (ipcp_insert_stage): Added local variable info.
18503 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18505 (ipcp_formal_create): Removed.
18506 (ipcp_method_cval_set): Removed.
18507 (ipcp_propagate_stage): Renamed lattice variables.
18508 (ipcp_method_cval_set_cvalue_type): Removed.
18509 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18510 (ipcp_print_all_lattices): Changed printed strings to refer to
18511 lattices rather than cvals.
18512 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18513 (ipcp_propagate_const): Changed formal parameters.
18514 (build_const_val): Changed formal parameters.
18515 (ipcp_insert_stage): Removed useless variable cvalue
18516 (build_const_val): Changed formal parameters.
18517 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18518 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18519 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18520 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18521 (ipcp_print_func_profile_counts): Changed string from "method" to
18523 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18524 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18525 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18526 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18527 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18528 (ipcp_lat_is_const): Changed parameters and made inline.
18529 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18530 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18531 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18532 the predicate condition directly
18533 (ipcp_propagate_stage): Added local variable args. Removed local
18534 variable callee. (Both are mere code simplifications.)
18535 (ipcp_method_dont_insert_const): Renamed to
18536 ipcp_node_not_modifiable_p.
18537 (ipcp_node_not_modifiable_p): Made inline.
18538 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18539 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18540 (ipcp_print_all_lattices): Removed variable cvalue
18541 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18544 2008-05-06 Olivier Hainque <hainque@adacore.com>
18546 * tree-sra.c (try_instantiate_multiple_fields): Early return
18547 if field has POINTER_TYPE.
18549 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18551 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18552 by using 'q' specifier for instruction.
18553 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18555 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18557 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18558 Change mode of zero_extract from QImode to HImode.
18559 (sign bit tests peepholes): (Ditto.).
18561 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18563 * config/i386/mmx.md: Remove double backslashes from asm templates.
18564 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18565 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18566 to handle nonimmediate operands.
18567 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18568 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18569 to handle nonimmediate operands.
18570 (*mmx_<code>v2sf3_finite): New insn pattern.
18571 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18572 (mmx_<code>v2sf3): New expander. Use
18573 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18574 (mmx_<plusminus_insn><mode>3): New expander. Use
18575 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18576 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18577 (mmx_add<mode>3): Removed.
18578 (mmx_ssadd<mode>3): Ditto.
18579 (mmx_usadd<mode>3): Ditto.
18580 (mmx_sub<mode>3): Ditto.
18581 (mmx_sssub<mode>3): Ditto.
18582 (mmx_ussub<mode>3): Ditto.
18583 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18584 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18585 to handle nonimmediate operands.
18586 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18588 (mmx_smulv4hi3_highpart): New expander. Use
18589 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18590 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18592 (mmx_umulv4hi3_highpart): New expander. Use
18593 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18594 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18595 (mmx_<code>v4hi3): New expander. Use
18596 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18597 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18598 (mmx_<code>v8qi3): New expander. Use
18599 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18600 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18601 (mmx_<code><mode>3): New expander. Use
18602 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18604 2008-05-05 Jan Hubicka <jh@suse.cz>
18606 PR tree-optimization/36118
18607 * passes.c (pass_init_dump_file): Fix dump header.
18609 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18611 PR middle-end/36141
18612 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18613 VCE for function decls.
18615 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18617 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18619 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18621 * config/i386/i386.md (sat_plusminus): New.
18622 (plusminus_insn): Likewise.
18623 (plusminus_mnemonic): Likewise.
18625 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18626 (*<addsub><mode>3_cc_overflow): Renamed to ...
18627 (*<plusminus_insn><mode>3_cc_overflow): This.
18628 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18629 (*<plusminus_insn>si3_zext_cc_overflow): This.
18631 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18632 (<plusminus_insn><mode>3): This.
18633 (*<addsub><mode>3): Renamed to ...
18634 (*<plusminus_insn><mode>3): This.
18635 (<sse>_vm<addsub><mode>3): Renamed to ...
18636 (<sse>_vm<plusminus_insn><mode>3): This.
18637 (sse3_h<addsub>v4sf3): Renamed to ...
18638 (sse3_h<plusminus_insn>v4sf3): This.
18639 (sse3_h<addsub>v2df3): Renamed to ...
18640 (sse3_h<plusminus_insn>v2df3): This.
18641 (<plusminus_insn><mode>3): New.
18642 (*<plusminus_insn><mode>3): Likewise.
18643 (sse2_<plusminus_insn><mode>3): Likewise.
18644 (add<mode>): Removed.
18645 (*add<mode>3): Likewise.
18646 (sse2_ssadd<mode>3): Likewise.
18647 (sse2_usadd<mode>3): Likewise.
18648 (sub<mode>3): Likewise.
18649 (*sub<mode>3): Likewise.
18650 (sse2_sssub<mode>3): Likewise.
18651 (sse2_ussub<mode>3): Likewise.
18653 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18655 * gthr-single.h: Add in required interface elements as per gthr.h.
18656 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18657 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18658 Generalize UNUSED macro.
18659 (__gthread_once): Add.
18660 (__gthread_key_create): Add.
18661 (__gthread_key_delete): Add.
18662 (__gthread_getspecific): Add.
18663 (__gthread_setspecific): Add.
18665 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18667 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18668 the same size types for the indirect reference on the rhs, then
18671 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18673 * config/i386/i386.md
18674 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18675 one insn template instead of template series.
18676 (*xordi_1_rex64): Ditto.
18677 (*xordi_2_rex64): Ditto.
18679 2008-05-05 Ira Rosen <irar@il.ibm.com>
18681 PR tree-optimization/36119
18682 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18685 2008-06-04 Jan Hubicka <jh@suse.cz>
18687 tree-optimization/36100
18688 * tree-pass.h (pass_O0_always_inline): Declare.
18689 * ipa-inline.c (inline_transform): Remove dead code.
18690 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18691 pass_O0_always_inline): New.
18692 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18694 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18696 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18697 mnemonic in this_param move for TARGET_64BIT.
18699 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18701 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18702 (*strmovsi_rex_1): Ditto.
18703 (*strsetsi_1): Ditto.
18704 (*strsetsi_rex_1): Ditto.
18706 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18707 adddicc expanders using SWI mode iterator.
18709 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18712 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18715 2008-05-04 David S. Miller <davem@davemloft.net>
18717 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18718 (sparc*-*-linux*): Use linux.h in tm_file.
18719 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18720 compiler defaulting to 32-bit.
18721 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18723 * config/sparc/linux.h: Remove definitions now obtained
18724 properly from linux.h
18725 * config/sparc/linux64.h: Likewise.
18726 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18727 don't want this setting for 32-bit builds in a biarch compiler.
18728 * doc/install.texi: Add sparc-linux to list of targets
18729 supporting --enable-targets=all.
18731 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18733 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18735 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18737 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18738 after V4SI_FTYPE_V8HI.
18739 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18740 case V4SI_FTYPE_V2DF.
18742 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18744 * doc/invoke.texi (max-flow-memory-locations): Removed.
18745 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18747 2008-05-03 Richard Guenther <rguenther@suse.de>
18749 PR middle-end/34973
18750 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18752 2008-05-02 David S. Miller <davem@davemloft.net>
18754 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18756 2008-05-02 Simon Baldwin <simonb@google.com>
18759 * c-common.h (warn_array_subscript_range): Removed.
18760 * c-common.c (warn_array_subscript_range): Ditto.
18761 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18762 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18764 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18766 * config/i386/i386.c (ix86_special_builtin_type): New.
18767 (bdesc_special_args): Likewise.
18768 (ix86_expand_special_args_builtin): Likewise.
18769 (ix86_init_mmx_sse_builtins): Updated.
18770 (ix86_expand_builtin): Updated.
18771 (ix86_expand_store_builtin): Removed.
18772 (ix86_expand_unop_builtin): Likewise.
18774 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18775 * config/i386/mmintrin.h (__v2sf): Here.
18777 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18779 (_mm_loadl_pi): Likewise.
18780 (_mm_storeh_pi): Replace __v2si with __v2sf.
18781 (_mm_storel_pi): Likewise.
18783 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18784 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18785 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18786 __builtin_ia32_loadlpd.
18788 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18790 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18791 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18792 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18793 (ix86_init_mmx_sse_builtins): Updated.
18794 (ix86_expand_args_builtin): Likewise.
18795 (ix86_expand_builtin): Likewise.
18796 (ix86_expand_unop1_builtin): Renamed to ...
18797 (ix86_expand_unop_vec_merge_builtin): This.
18799 2008-05-01 Jan Hubicka <jh@suse.cz>
18802 * ipa-inline.c (inline_generate_summary): Make static.
18803 (inline_transform): Do not call inlining at -O0; make static.
18804 * passes.c (execute_todo): Add sanity check.
18805 (execute_one_ipa_transform_pass): Execute proper flags.
18807 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18809 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18810 (DECL_NONADDRESSABLE_P): Likewise.
18811 * alias.c (record_component_aliases): Fix comment.
18813 2008-05-01 Simon Baldwin <simonb@google.com>
18815 * c-common.h (warn_array_subscript_range): New function.
18816 * c-common.c (warn_array_subscript_range): Ditto.
18817 * tree-vrp.c (check_array_ref): Corrected code to agree with
18818 comment, ignoring only arrays of size 0 or size 1.
18819 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18821 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18823 * config/i386/i386.c (ix86_builtin_type): Replace
18824 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18825 (bdesc_args): Updated.
18826 (ix86_init_mmx_sse_builtins): Likewise.
18827 (ix86_expand_args_builtin): Likewise.
18829 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18832 * doc/extend.texi: Correct __builtin_ia32_palignr.
18834 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18837 * config/i386/i386.c (bdesc_crc32): Removed.
18838 (ix86_expand_crc32): Likewise.
18839 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18840 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18841 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18842 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18843 UINT_FTYPE_UINT_UCHAR.
18844 (bdesc_args): Updated. Add crc32 builtins.
18845 (ix86_init_mmx_sse_builtins): Updated.
18846 (ix86_expand_args_builtin): Updated to support subreg.
18848 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18850 2008-05-01 Jan Hubicka <jh@suse.cz>
18852 * tree-pass.h (opt_pass): Add IPA_PASS.
18853 (varpool_node, cgraph_node): Forward declare.
18854 (ipa_opt_pass): Define.
18855 (pass_ipa_inline): Turn into ipa_opt_pass.
18856 (pass_apply_inline): Remove.
18857 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18858 (apply_inline): Turn into ....
18859 (inline_transform): ... this one.
18860 (inline_generate_summary): New function.
18861 (pass_apply_inline): Remove.
18862 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18864 (struct function): Add ipa_transforms_to_apply.
18865 * passes.c (register_one_dump_file): Work on IPA_PASS.
18866 (init_optimization_passes): Remove pass_inline_parameters and
18868 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18869 (execute_one_pass) ... here; apply transforms when possible.
18870 (add_ipa_transform_pass, execute_ipa_summary_asses,
18871 execute_one_ipa_transform_pass): New.
18872 (execute_ipa_pass_list): Update for IPA_PASS type.
18874 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18876 * config/i386/i386.c (ix86_builtin_type): Add
18877 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18878 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18879 (bdesc_args): Add SSE4a builtins.
18880 (ix86_init_mmx_sse_builtins): Updated.
18881 (ix86_expand_args_builtin): Likewise.
18882 (ix86_expand_builtin): Likewise.
18884 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18886 * config/i386/i386.c (ix86_builtin_type): Add
18887 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18888 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18889 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18890 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18891 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18892 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18893 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18894 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18895 and DI_FTYPE_DI_DI_INT.
18896 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18897 (ix86_init_mmx_sse_builtins): Updated.
18898 (ix86_expand_args_builtin): Likewise.
18899 (ix86_expand_builtin): Likewise.
18900 (ix86_expand_binop_imm_builtin): Removed.
18902 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18904 2008-04-30 Richard Guenther <rguenther@suse.de>
18906 PR tree-optimization/32921
18907 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18909 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18911 * config/arm/arm.c (arm_unwind_emit): Use
18912 crtl->all_throwers_are_sibcalls instead of
18913 cfun->all_throwers_are_sibcalls.
18914 (arm_output_fn_unwind): Likewise.
18915 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18916 instead of cfun->uses_pic_offset_table.
18917 (frv_expand_prologue): Likewise.
18918 (frv_frame_pointer_required): Likewise.
18919 (frv_expand_fdpic_call): Likewise.
18920 (frv_emit_movsi): Likewise.
18921 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18922 cfun->returns_pcc_struct instead of
18923 current_function_returns_pcc_struct.
18924 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18925 instead of cfun->calls_eh_return.
18926 (m32c_pushm_popm): Likewise.
18927 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18928 "extern" declaration.
18930 2008-04-30 Richard Guenther <rguenther@suse.de>
18932 PR tree-optimization/21636
18933 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18935 (evaluate_stmt): Print the likely value.
18936 (ccp_visit_stmt): Avoid excessive vertical spacing.
18938 2008-04-30 Rafael Espíndola <espindola@google.com>
18940 * builtins.c (fold_call_expr): Return realret.
18941 * tree-ssa-threadedge.c
18942 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18943 __builtin_object_size.
18945 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18947 * gcc.c (wrapper_string): New variable.
18948 (insert_wrapper): New function.
18949 (execute): New option -wrapper.
18950 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18952 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18954 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18955 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18956 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18958 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18959 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18960 config/rs6000/e500crtres64gprctr.asm,
18961 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18962 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18963 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18964 config/rs6000/e500crtsav64gprctr.asm,
18965 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18966 config/rs6000/e500crtsavg64gprctr.asm: New files.
18967 * config/rs6000/t-ppccomm: Add build rules for new files.
18968 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18969 * config/rs6000/t-netbsd: Add build rules for new files.
18970 (LIB2FUNCS_STATIC_EXTRA): New variable.
18971 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18972 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18973 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18975 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18977 * config/i386/i386.c (ix86_builtin_type): Add
18978 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18979 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18980 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18981 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18982 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18983 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18984 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18985 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18986 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18987 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18988 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18989 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18990 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18991 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18992 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18993 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18994 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18995 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18996 V1DI_FTYPE_V2SI_V2SI.
18997 (bdesc_2arg): Moved to ...
18998 (bdesc_args): Here.
18999 (ix86_init_mmx_sse_builtins): Updated.
19000 (ix86_expand_args_builtin): Updated. Take a pointer
19001 to const struct builtin_description. Handle comparison
19003 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19004 (ix86_expand_builtin): Updated.
19006 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19007 (ssse3_pmaddubsw128): This.
19008 (ssse3_pmaddubswv4hi3): Renamed to ...
19009 (ssse3_pmaddubsw): This.
19011 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19012 (__builtin_ia32_packssdw128): Likewise.
19013 (__builtin_ia32_packuswb128): Likewise.
19014 (__builtin_ia32_pmaddubsw): Likewise.
19015 (__builtin_ia32_pmaddubsw128): Likewise.
19017 2008-04-30 Richard Guenther <rguenther@suse.de>
19019 PR tree-optimization/14847
19020 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19021 (recognize_bits_test): Use it.
19022 (recognize_single_bit_test): Likewise.
19024 2008-04-30 Martin Jambor <mjambor@suse.cz>
19026 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19027 instead of setting number of formal parameters to zero.
19028 (ipcp_init_stage): Do not set the number of actual parameters to zero
19030 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19031 which are called with variable number of arguments.
19032 (ipcp_insert_stage): Explicitely skipping all nodes which are
19033 called with variable number of arguments.
19034 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19035 number of parameters.
19037 * ipa-prop.h (struct ipa_node_params): Added flag
19038 called_with_var_arguments
19039 (ipa_set_param_count): Added. Changed sole setter to use it.
19040 (ipa_get_param_count): Added. All readers of param_count
19041 converted to use it instead.
19042 (ipa_set_called_with_variable_arg): Added.
19043 (ipa_is_called_with_var_arguments): Added.
19044 (ipa_get_ith_param): Added. All readers of param_decls converted
19046 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19048 (ipa_get_cs_argument_count): Added, all readers of argument_count
19050 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19053 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19054 (struct ipcp_lattice): Renamed cval_type to type
19055 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19057 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19058 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19059 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19060 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19061 (build_const_val): Changed the type of parameter cvalue to tree
19062 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19063 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19065 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19068 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19069 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19070 (ipa_add_method): Renamed to ipa_push_func_to_list
19071 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19072 (ipa_callsite_param_count): Removed.
19073 (ipa_callsite_param_count_set): Removed.
19074 (ipa_callsite_param): Removed.
19075 (ipa_callsite_callee): Removed.
19076 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19077 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19078 (ipa_method_formal_count): Removed.
19079 (ipa_method_formal_count_set): Removed.
19080 (ipa_method_get_tree): Removed.
19081 (ipa_method_tree_map_create): Removed.
19082 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19083 (ipa_create_param_decls_array): Creates the array itself
19084 (ipa_create_param_decls_array): Temporary variable info instead of
19085 a few dereferences.
19086 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19087 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19088 (get_type): Removed.
19089 (ipa_jf_get_info_type): Removed.
19090 (ipa_node_create): Renamed to ipa_create_node_params
19091 (ipa_free): Renamed to ipa_free_all_node_params
19092 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19093 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19094 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19095 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19096 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19097 ipa_free_all_edge_args
19098 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19099 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19100 (ipa_create_methodlist_node): Removed.
19101 (ipa_methodlist_method): Removed.
19102 (ipa_methodlist_method_set): Removed.
19103 (ipa_methodlist_next_method): Removed.
19104 (ipa_methodlist_next_method_set): Removed.
19105 (ipa_method_is_modified): Removed.
19106 (ipa_method_modify_create): Removed.
19107 (ipa_method_modify_init): Temporary variable info instead of a few
19109 (ipa_detect_param_modifications): Temporary variable info instead of
19110 a few dereferences.
19111 (ipa_compute_jump_functions): Temporary variable info instead of
19112 a few dereferences.
19113 (ipa_method_modify_set): Removed.
19114 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19115 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19116 than craph_node as the first parameter.
19117 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19118 (ipa_method_modify_init): Removed.
19119 (ipa_compute_jump_functions): Added a temp variable instead of
19120 repeatadly dereferencing the cgraph_edge.aux pointer
19121 (ipa_callsite_param_set_type): Removed.
19122 (ipa_compute_jump_functions): i renamed to index and moved to
19124 (ipa_callsite_param_set_info_type_formal): Removed.
19125 (ipa_callsite_param_set_info_type): Removed.
19126 (ipa_callsite_param_map_create): Removed.
19127 (ipa_callsite_tree): Removed.
19128 (ipa_callsite_caller): Removed.
19129 (ipa_pop_func_from_list): return_method removed to return_func
19131 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19132 prefixed all values with IPA_. Changed all users.
19133 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19134 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19135 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19136 (union parameter_info): Renamed to jump_func_value.
19137 (union jump_func_value): Renamed value to constant
19138 (struct ipa_jump_func): Renamed info_type to value
19139 (struct ipa_node): Renamed to ipa_node_params
19140 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19141 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19142 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19143 (struct ipa_edge): Renamed to ipa_edge_args
19144 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19145 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19146 (struct ipa_methodlist): Renamed to ipa_func_list
19147 (struct ipa_func_list): method_p renamed to node, next_method
19149 (ipa_methodlist_p): Removed, switched all users to struct pointer
19150 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19152 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19154 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19155 (rs6000_emit_epilogue): Use backchain to restore only when we
19156 have a large frame. Make use of frame pointer to restore if we
19157 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19159 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19161 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19162 Add mode to zero_extract.
19163 (sign bit tests peepholes): (Ditto.).
19165 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19167 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19168 Instructions in comments with SSE3.
19169 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19170 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19171 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19172 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19173 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19174 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19175 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19176 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19177 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19178 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19179 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19180 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19181 (bdesc_sse_args): Renamed to ...
19182 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19183 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19184 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19185 IX86_BUILTIN_FABSQ.
19186 (bdesc_1arg): Moved to ...
19187 (bdesc_args): Here.
19188 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19189 Instructions in comments with SSE3.
19190 (ix86_expand_sse_operands_builtin): Renamed to ...
19191 (ix86_expand_args_builtin): This. Updated.
19192 (ix86_expand_unop1_builtin): Update comments.
19193 (ix86_expand_builtin): Updated.
19195 2008-04-29 Richard Guenther <rguenther@suse.de>
19197 PR tree-optimization/36078
19198 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19199 Update virtual SSA form after cleaning up the CFG.
19201 2008-04-29 Richard Guenther <rguenther@suse.de>
19203 PR middle-end/15255
19204 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19206 2008-04-29 Richard Guenther <rguenther@suse.de>
19208 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19209 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19210 (compute_flow_insensitive_aliasing): Do not treat
19211 PTR_IS_REF_ALL pointers special.
19212 (get_smt_for): Likewise.
19213 (may_alias_p): Re-structure.
19214 (is_escape_site): A ref-all pointer conversion is not an escape site.
19215 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19216 PTR_IS_REF_ALL pointers special.
19217 * tree-ssa-structalias.h (struct alias_info): Remove
19218 ref_all_symbol_mem_tag field.
19219 (PTR_IS_REF_ALL): Remove.
19221 2008-04-29 Richard Guenther <rguenther@suse.de>
19223 PR middle-end/36077
19224 * fold-const.c (extract_muldiv_1): In combining division constants
19225 make sure to never overflow.
19227 2008-04-29 Nick Clifton <nickc@redhat.com>
19229 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19231 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19234 * optc-gen.awk: Work around HP-UX/IA awk bug.
19236 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19238 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19241 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19244 * config/i386/i386.md
19245 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19246 Change operand 1 predicate to nonimmediate_operand.
19248 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19251 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19253 * gengtype.c (walk_type, write_func_for_structure): Handle
19255 * doc/gty.texi: Document chain_circular.
19257 2008-04-28 Richard Guenther <rguenther@suse.de>
19259 PR tree-optimization/36066
19260 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19263 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19266 * config/i386/i386.md
19267 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19268 Use match_scratch instead of match_operand for operands 3 and 4.
19270 2008-04-27 Richard Guenther <rguenther@suse.de>
19272 PR tree-optimization/18754
19273 PR tree-optimization/34223
19274 * tree-pass.h (pass_complete_unrolli): Declare.
19275 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19276 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19277 Rewrite loop into loop closed SSA form if it is not already.
19278 (tree_unroll_loops_completely): Re-structure to iterate over
19279 innermost loops with intermediate CFG cleanups.
19280 Unroll outermost loops only if requested or the code does not grow
19282 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19283 loops are available.
19284 (tree_vectorize): Instead do so here.
19285 (tree_complete_unroll): Also unroll outermost loops.
19286 (tree_complete_unroll_inner): New function.
19287 (gate_tree_complete_unroll_inner): Likewise.
19288 (pass_complete_unrolli): New pass.
19289 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19290 uses outside of the loop.
19291 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19292 form if it is available.
19293 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19294 * passes.c (init_optimization_passes): Schedule complete inner
19295 loop unrolling pass before the first CCP pass after final inlining.
19297 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19299 * targhooks.h (default_emutls_var_fields,
19300 default_emutls_var_init): Declare.
19301 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19302 * target.h (struct gcc_target): Add struct emutls member.
19303 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19304 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19305 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19306 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19307 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19308 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19309 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19310 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19311 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19312 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19313 emit debug information.
19314 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19315 * varasm.c: Include targhooks.h.
19316 (emutls_object_section, emutls_tmpl_section): New.
19317 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19318 (EMUTLS_SEPARATOR): New.
19319 (prefix_name): New.
19320 (get_emutls_object_name): New.
19321 (default_emutls_var_fields): New, broken out of ...
19322 (get_emutls_object_type): ... here. Adjust to use target hooks.
19323 (get_emutls_init_templ_addr): Adjust to use target hooks.
19324 (emutls_decl): Adjust to use target hooks.
19325 (emutls_finish): Likewise.
19326 (default_emutls_var_init): New, broken out of ...
19327 (assemble_variable): ... here. Adjust to use target hooks.
19328 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19329 SECCAT_EMUTLS_TMPL.
19330 * c-common.c (handle_section_attribute): Prevent overriding
19331 sections for emulated tls with special sections.
19332 * config/i386/i386.c (x86_64_elf_select_section): Add
19333 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19334 (x86_64_elf_unique_section): Likewise.
19335 * config/vxworks.c: Include tree.h.
19336 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19337 (vxworks_override_options): Set TLS scheme.
19338 * doc/tm.texi (Emulated TLS): New node.
19340 2008-04-26 Simon Baldwin <simonb@google.com>
19343 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19344 with propagated string constants.
19346 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19348 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19349 constraint for operand 2 when operand 0 is memory operand.
19350 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19351 operand 0 is memory operand.
19352 (fix_trunc<mode>_i387_with_temp): Ditto.
19353 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19354 operand 2 when operand 1 is memory operand.
19355 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19356 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19357 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19358 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19359 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19360 operands 2,3 and 4 when operand 1 is memory operand.
19361 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19363 (fistdi2_floor_with_temp): Ditto.
19364 (fist<mode>2_floor_with_temp): Ditto.
19365 (fistdi2_ceil_with_temp): Ditto.
19366 (fist<mode>2_ceil_with_temp): Ditto.
19367 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19369 2008-04-26 David Daney <ddaney@avtrex.com>
19371 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19373 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19374 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19375 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19376 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19377 (compare_and_swap_12): New insn.
19378 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19379 * config/mips/mips.c (mips_force_binary): New function.
19380 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19381 (mips_expand_compare_and_swap_12): New function.
19382 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19384 2008-04-25 Jan Hubicka <jh@suse.cz>
19387 * cfgexpand.c (pass_expand): Turn into RTL pass.
19388 * passes.c (execute_one_pass): Do pass typechecking after execution.
19389 * tree-pass.h (pass_expand): Turn into RTL pass.
19391 * function.h (struct rtl_data): Move here fields
19392 accesses_prior_frames, calls_eh_return, saves_all_registers,
19393 has_nonlocal_goto, has_asm_statement, is_thunk,
19394 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19395 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19396 arg_pointer_save_area_init from struct function; turn into bool.
19397 (struct function): Move
19398 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19399 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19400 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19401 tail_call_emit, arg_pointer_save_area_init
19402 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19403 (current_function_returns_struct, current_function_returns_pcc_struct,
19404 current_function_calls_setjmp, current_function_calls_alloca,
19405 current_function_accesses_prior_frames,
19406 current_function_calls_eh_return, current_function_is_thunk,
19407 current_function_stdarg, current_function_profile,
19408 current_function_limit_stack, current_function_uses_pic_offset_table,
19409 current_function_uses_const_pool, current_function_has_nonlocal_label,
19410 current_function_saves_all_registers,
19411 current_function_has_nonlocal_goto,
19412 current_function_has_asm_statement): Remove accesor macros.
19413 * ra-conflict.c (global_conflicts): Update.
19414 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19415 (suitable_for_tail_call_opt_p): Update.
19416 * builtins.c (expand_builtin_return_addr): Update.
19417 (expand_builtin_setjmp_setup): Update.
19418 (expand_builtin_nonlocal_goto): Update.
19419 * final.c (final_start_function): Update.
19420 (profile_function): Update.
19421 (leaf_function_p): Update.
19422 (only_leaf_regs_used): Update.
19423 * df-scan.c (df_get_exit_block_use_set): Update.
19424 * dojump.c (clear_pending_stack_adjust): Update.
19425 * tree-stdarg.c (gate_optimize_stdarg): Update.
19426 * gimple-low.c (lower_function_body): Update.
19427 * global.c (compute_regsets): Update.
19428 (global_alloc): Update.
19429 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19430 * expr.c (expand_assignment): Update.
19431 * dse.c (dse_step0): Update.
19432 (dse_step1): Update.
19433 * c-decl.c (store_parm_decls): Update.
19434 * local-alloc.c (combine_regs): Update.
19435 (find_free_reg): Update.
19436 * function.c (assign_parms_augmented_arg_list): Update.
19437 (assign_parm_find_data_types): Update.
19438 (assign_parms): Update.
19439 (allocate_struct_function): Update.
19440 (expand_function_start): Update.
19441 (expand_function_end): Update.
19442 (get_arg_pointer_save_area): Update.
19443 (thread_prologue_and_epilogue_insns): Update.
19444 (rest_of_match_asm_constraints): Update.
19445 * stor-layout.c (variable_size): Update.
19446 * gcse.c (gcse_main): Update.
19447 (bypass_jumps): Update.
19448 * gimplify.c (gimplify_function_tree): Update.
19449 * calls.c (emit_call_1): Update.
19450 (expand_call): Update.
19451 * bt-load.c (compute_defs_uses_and_gen): Update.
19452 * except.c (sjlj_assign_call_site_values): Update.
19453 (sjlj_emit_function_enter): Update.
19454 (can_throw_external): Update.
19455 (set_nothrow_function_flags): Update.
19456 (expand_builtin_unwind_init): Update.
19457 (expand_eh_return): Update.
19458 (convert_to_eh_region_ranges): Update.
19459 (output_function_exception_table): Update.
19460 * emit-rtl.c (gen_tmp_stack_mem): Update.
19461 * cfgexpand.c (expand_used_vars): Update.
19462 (tree_expand_cfg): Update.
19463 * cfgcleanup.c (rest_of_handle_jump): Update.
19464 * explow.c (allocate_dynamic_stack_space): Update.
19465 * varasm.c (assemble_start_function): Update.
19466 (force_const_mem): Update.
19467 (mark_constant_pool): Update.
19468 * tree-optimize.c (tree_rest_of_compilation): Update.
19469 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19470 * tree-cfg.c (notice_special_calls): Update.
19471 (is_ctrl_altering_stmt): Update.
19472 (tree_can_make_abnormal_goto): Update.
19473 (tree_purge_dead_abnormal_call_edges): Update.
19474 * config/alpha/predicates.md: Update.
19475 * config/alpha/alpha.c (alpha_sa_mask): Update.
19476 (alpha_sa_size): Update.
19477 (alpha_does_function_need_gp): Update.
19478 (alpha_expand_prologue): Update.
19479 (alpha_start_function): Update.
19480 (alpha_output_function_end_prologue): Update.
19481 (alpha_expand_epilogue): Update.
19482 * config/frv/frv.c (frv_stack_info): Update.
19483 (frv_expand_epilogue): Update.
19484 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19485 (s390_register_info): Update.
19486 (s390_frame_info): Update.
19487 (s390_init_frame_layout): Update.
19488 (s390_can_eliminate): Update.
19489 (save_gprs): Update.
19490 * config/spu/spu.c (spu_split_immediate): Update.
19491 (need_to_save_reg): Update.
19492 (spu_expand_prologue): Update.
19493 (spu_expand_epilogue): Update.
19494 * config/sparc/sparc.md: Update.
19495 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19496 (sparc_tls_got): Update.
19497 (legitimize_pic_address): Update.
19498 (sparc_emit_call_insn): Update.
19499 (sparc_expand_prologue): Update.
19500 (output_return): Update.
19501 (print_operand): Update.
19502 (sparc_function_ok_for_sibcall): Update.
19503 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19504 * config/m32r/m32r.md: Update.
19505 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19506 (m32r_compute_frame_size): Update.
19507 (m32r_expand_prologue): Update.
19508 (m32r_expand_epilogue): Update.
19509 (m32r_legitimize_pic_address): Update.
19510 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19511 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19512 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19513 (gen_push): Update.
19514 (ix86_save_reg): Update.
19515 (ix86_compute_frame_layout): Update.
19516 (ix86_expand_prologue): Update.
19517 (ix86_expand_epilogue): Update.
19518 * config/sh/sh.c (output_stack_adjust): Update.
19519 (calc_live_regs): Update.
19520 (sh5_schedule_saves): Update.
19521 (sh_expand_prologue): Update.
19522 (sh_expand_epilogue): Update.
19523 (sh_setup_incoming_varargs): Update.
19524 (sh_allocate_initial_value): Update.
19525 (sh_get_pr_initial_val): Update.
19526 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19527 * config/sh/sh.md (label:): Update.
19528 * config/avr/avr.c (out_movhi_mr_r): Update.
19529 * config/crx/crx.h (enum): Update.
19530 * config/xtensa/xtensa.h (along): Update.
19531 * config/stormy16/stormy16.c Update.
19532 (xstormy16_compute_stack_layout): Update.
19533 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19534 (fr30_expand_prologue): Update.
19535 * config/cris/cris.c (cris_conditional_register_usage): Update.
19536 (cris_reg_saved_in_regsave_area): Update.
19537 (cris_initial_frame_pointer_offset): Update.
19538 (cris_simple_epilogue): Update.
19539 (cris_expand_prologue): Update.
19540 (cris_expand_epilogue): Update.
19541 (cris_expand_pic_call_address): Update.
19542 (cris_asm_output_symbol_ref): Update.
19543 (cris_asm_output_label_ref): Update.
19544 * config/cris/cris.md Update.
19545 * config/iq2000/iq2000.c (compute_frame_size): Update.
19546 (iq2000_expand_epilogue): Update.
19547 * config/mt/mt.h (save_direction): Update.
19548 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19549 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19550 (ia64_secondary_reload_class): Update.
19551 * config/m68k/m68k.c (m68k_save_reg): Update.
19552 (m68k_expand_prologue): Update.
19553 (m68k_expand_epilogue): Update.
19554 (legitimize_pic_address): Update.
19555 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19556 (first_reg_to_save): Update.
19557 (first_altivec_reg_to_save): Update.
19558 (compute_vrsave_mask): Update.
19559 (compute_save_world_info): Update.
19560 (rs6000_stack_info): Update.
19561 (spe_func_has_64bit_regs_p): Update.
19562 (rs6000_ra_ever_killed): Update.
19563 (rs6000_emit_eh_reg_restore): Update.
19564 (rs6000_emit_allocate_stack): Update.
19565 (rs6000_emit_prologue): Update.
19566 (rs6000_emit_epilogue): Update.
19567 (rs6000_output_function_epilogue): Update.
19568 (output_profile_hook): Update.
19569 (rs6000_elf_declare_function_name): Update.
19570 * config/rs6000/rs6000.h (rs6000_args): Update.
19571 * config/rs6000/rs6000.md: Update.
19572 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19573 * config/arc/arc.c (arc_output_function_epilogue): Update.
19574 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19575 * config/darwin.c (machopic_function_base_name): Update.
19576 * config/score/score3.c (score3_compute_frame_size): Update.
19579 (score3_epilogue): Update.
19580 * config/score/score7.c (score7_compute_frame_size): Update.
19581 (score7_prologue): Update.
19582 (score7_epilogue): Update.
19583 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19584 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19585 * config/arm/arm.c (use_return_insn): Update.
19586 (require_pic_register): Update.
19587 (arm_load_pic_register): Update.
19588 (arm_compute_save_reg0_reg12_mask): Update.
19589 (arm_compute_save_reg_mask): Update.
19590 (thumb1_compute_save_reg_mask): Update.
19591 (output_return_instruction): Update.
19592 (arm_output_function_prologue): Update.
19593 (arm_output_epilogue): Update.
19594 (arm_get_frame_offsets): Update.
19595 (arm_expand_prologue): Update.
19596 (thumb_pushpop): Update.
19597 (thumb_exit): Update.
19598 (thumb1_expand_prologue): Update.
19599 (thumb1_expand_epilogue): Update.
19600 (arm_unwind_emit): Update.
19601 (arm_output_fn_unwind): Update.
19602 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19603 * config/arm/arm.md: Update.
19604 * config/pa/pa.md: Update.
19605 * config/pa/pa.c (legitimize_pic_address): Update.
19606 (compute_frame_size): Update.
19607 (hppa_expand_prologue): Update.
19608 (hppa_expand_epilogue): Update.
19609 (borx_reg_operand): Update.
19610 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19611 (HARD_REGNO_RENAME_OK): Update.
19612 * config/mips/mips.c (mips_global_pointer): Update.
19613 (mips_save_reg_p): Update.
19614 (mips_compute_frame_info): Update.
19615 (mips_frame_pointer_required): Update.
19616 (mips_expand_prologue): Update.
19617 (mips_expand_epilogue): Update.
19618 (mips_can_use_return_insn): Update.
19619 (mips_reorg_process_insns): Update.
19620 * config/v850/v850.c (compute_register_save_size): Update.
19621 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19622 * config/mmix/mmix.c (along): Update.
19623 (mmix_expand_epilogue): Update.
19624 * config/bfin/bfin.c (legitimize_pic_address): Update.
19625 (must_save_p): Update.
19626 (stack_frame_needed_p): Update.
19627 (add_to_reg): Update.
19628 (bfin_expand_prologue): Update.
19629 * stmt.c (expand_asm_operands): Update.
19630 * reload1.c (reload): Update.
19631 (init_elim_table): Update.
19633 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19635 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19637 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19639 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19640 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19641 (mov<mode>): Removed.
19642 (*movv4sf_internal): Likewise.
19643 (*movv2df_internal): Likewise.
19645 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19647 * config.gcc (crx-*-elf): Remove deprecation.
19649 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19651 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19652 __gcc_deregister_frame with atexit.
19653 (deregister_frame_dtor): Remove.
19655 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19656 Nathan Sidwell <nathan@codesourcery.com>
19658 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19660 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19661 (rs6000_isel): Likewise.
19662 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19663 (rs6000_isel): New variable.
19664 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19666 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19669 * c-common.c (handle_vector_size_attribute): Call
19670 lang_hooks.types.reconstruct_complex_type instead of
19671 reconstruct_complex_type.
19672 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19673 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19674 * langhooks.h (struct lang_hooks_for_types): Add
19675 reconstruct_complex_type hook.
19676 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19677 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19679 2008-04-24 Richard Guenther <rguenther@suse.de>
19681 * c-common.h (check_builtin_function_arguments): Declare.
19682 * c-common.c (validate_nargs): New function.
19683 (check_builtin_function_arguments): Likewise.
19684 * c-typeck.c (build_function_call): Call
19685 check_builtin_function_arguments.
19686 * builtins.c (fold_builtin_classify): Remove error reporting code.
19687 (fold_builtin_unordered_cmp): Likewise.
19688 (fold_builtin_1): Likewise.
19689 (fold_builtin_n): Likewise.
19691 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19693 PR tree-optimization/36008
19694 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19695 the original op1, rather than delta by step.
19697 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19698 Sebastian Pop <sebastian.pop@amd.com>
19700 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19701 eliminate_local_variables_stmt, eliminate_local_variables,
19702 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19703 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19704 of code delimited by two edges in the CFG.
19705 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19706 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19707 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19708 the case of parallelisation of reductions.
19709 (expr_invariant_in_region_p): New.
19711 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19712 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19714 2008-04-24 Ira Rosen <irar@il.ibm.com>
19715 Richard Guenther <rguenther@suse.de>
19717 PR tree-optimization/36034
19718 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19719 incapable of dealing with loads with gaps.
19721 2008-04-24 Rafael Espíndola <espindola@google.com>
19723 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19724 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19725 vrp_evaluate_conditional.
19726 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19727 (vrp_evaluate_conditional): Split the cond argument.
19728 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19729 (simplify_stmt_for_jump_threading): Update call to
19730 vrp_evaluate_conditional.
19732 2008-04-24 Ira Rosen <irar@il.ibm.com>
19734 PR tree-optimization/35982
19735 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19736 interleaved data-refs are of the same type.
19738 2008-04-24 Danny Smith <dannysmith@users.net>
19740 * c-format.c (check_format_info_main): Use strncmp rather than a
19741 magic prefix to handle multichar length specs.
19742 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19743 Don't prefix "I64" and "I32" with '\0'.
19745 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19748 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19749 in registers for -m32 only if stdarg_p (fntype).
19751 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19753 PR rtl-optimization/36006
19754 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19755 temp to op0 in order to avoid invalid rtx sharing.
19757 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19759 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19760 check TREE_INVARIANT.
19761 * tree-gimple.c (is_gimple_address): New.
19762 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19763 * tree-gimple.h (is_gimple_address): New.
19764 * tree.h (decl_address_invariant_p): New.
19765 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19766 (build_string): Likewise.
19767 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19768 (tree_invariant_p_1): Likewise.
19769 (save_expr): Use it.
19770 (tree_invariant_p): New.
19771 (skip_simple_arithmetic): Use it.
19772 (stabilize_reference_1): Use it.
19773 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19775 (build1_stat): Drop code to compute TREE_INVARIANT.
19776 (build2_stat): Drop code to compute TREE_INVARIANT.
19777 (build3_stat): Drop code to compute TREE_INVARIANT.
19778 (build4_stat): Drop code to compute TREE_INVARIANT.
19779 (build5_stat): Drop code to compute TREE_INVARIANT.
19780 (build7_stat): Drop code to compute TREE_INVARIANT.
19781 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19782 * tree.h (struct tree_base): Remove invariant_flag.
19783 (TREE_INVARIANT): Remove.
19784 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19785 (fold_builtin_expect): Check TREE_CONSTANT.
19786 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19787 * c-tree.h (c_expr_to_decl): Drop third parameter.
19788 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19789 (build_c_cast): Don't set TREE_INVARIANT.
19790 (pop_init_level): Don't set TREE_INVARIANT.
19791 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19792 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19794 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19795 (gimplify_addr_expr): Adjust comment.
19796 * tree-mudflap.c (mf_build_string):
19797 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19798 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19799 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19800 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19801 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19802 * langhooks.h (struct lang_hooks): Drop third parameter from
19805 2008-04-23 Richard Guenther <rguenther@suse.de>
19807 PR tree-optimization/27799
19808 PR tree-optimization/32921
19809 PR tree-optimization/32624
19810 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19811 SMTs aliases and the tag itself into the solution.
19812 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19813 merge the points-to solution back into the SMT aliases.
19814 (may_alias_p): Use alias_set_subset_of instead of
19815 aliases_conflict_p. A pointer which points to
19816 memory with alias set zero may access any variable.
19818 2008-04-23 Richard Guenther <rguenther@suse.de>
19820 * alias.c (alias_set_subset_of): Correctly handle asking
19821 if zero is a subset of an alias set with zero child.
19822 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19823 (compute_flow_insensitive_aliasing): Correctly walk all
19824 pointers. Do not unnecessarily union sets.
19826 2008-04-23 Richard Guenther <rguenther@suse.de>
19828 PR middle-end/36021
19829 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19831 2008-04-22 Tomas Bily <tbily@suse.cz>
19833 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19835 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19837 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19838 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19839 * tree-inline.c (estimate_num_insns_1): Likewise.
19840 * varasm.c (const_hash_1, compare_constant, copy_constant)
19841 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19842 * emit-rtl.c (component_ref_for_mem_expr)
19843 (set_mem_attributes_minus_bitpos): Likewise.
19844 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19845 (is_aligning_offset): Likewise.
19846 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19847 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19848 * dojump.c (do_jump): Likewise.
19849 * builtins.c (get_pointer_alignment, get_memory_rtx)
19850 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19851 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19853 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19855 PR rtl-optimization/36017
19856 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19857 expanding the library call.
19859 2008-04-22 Ian Lance Taylor <iant@google.com>
19861 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19862 than size_in_bytes.
19864 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19866 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19867 of LR/CTR moves for Power6.
19869 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19871 PR middle-end/36003
19872 * passes.c (init_optimization_passes): Remove
19873 pass_fast_rtl_byte_dce.
19875 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19878 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19879 builtin functions to generate faster code.
19880 (_mm_cvtpu16_ps): Ditto.
19881 (_mm_cvtpi32x2_ps): Ditto.
19883 2008-04-22 Nick Clifton <nickc@redhat.com>
19885 * common.opt (ftree-loop-distribution): Add Optimization
19888 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19889 (frv_expand_builtin_va_start): Likewise.
19891 * config/arm/arm.c (thumb_find_work_register): Fix location of
19892 argument register count.
19894 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19896 Support scheduling for ColdFire V1 and V3 microarchitecture.
19897 Improve scheduling of multiplication instructions.
19899 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19900 (mac): New instruction attribute.
19901 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19902 (m68k_sched_mac): New variable.
19903 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19904 Handle cfv1 and cfv3.
19905 (max_insn_size): New static variable.
19906 (struct _sched_ib): New type.
19907 (sched_ib): New static variable.
19908 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19909 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19910 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19912 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19913 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19914 new variables. Update.
19915 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19916 Add modeling of cfv3 instruction buffer. Update.
19917 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19918 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19919 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19920 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19921 a particular reservation applies to.
19922 (type2): Reorganize attribute values. Rename alu to alu_reg,
19923 alu_l to alu, move_l to omove. Join move to alu. Split mul
19924 to mul_l and mul_w.
19925 (cf_ib_*): Simplify description of instruction buffer.
19926 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19927 (cf_mem): Split into cf_mem1 and cf_mem2.
19928 (cf_v2_move_??): Rename to cfv12_alu_??.
19929 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19930 (cf_v2_mul_??): Remove reservations.
19931 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19932 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19933 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19935 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19936 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19937 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19938 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19939 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19940 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19941 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19942 expansions of the above reservations for instructions of sizes
19945 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19947 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19949 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19951 * coverage.c: Include tree-pass.h.
19952 (coverage_counter_alloc): Print da_file_name to the dump file.
19954 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19956 * sbitmap.c (sbitmap_range_empty_p): New function.
19957 * sbitmap.h (sbitmap_range_empty_p): New function.
19958 * bitmap.h: Now includes obstack.h.
19960 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19961 Kenneth Zadeck <zadeck@naturalbridge.com>
19963 * dbgcnt.def (ra_byte_scan): Added.
19964 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19965 when the last hit happens for a counter.
19966 * timevar.def (TV_DF_BYTE_LR): New variable.
19967 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19968 * passes.c (pass_fast_rtl_byte_dce): New pass.
19969 * fwprop.c (update_df): Added mode to call df_ref_create.
19970 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19971 DF_REF_EXTRACT_OFFSET.
19972 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19973 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19975 (df_ref_extract): Added mode field.
19976 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19977 DF_REF_EXTRACT_OFFSET.
19978 (DF_REF_EXTRACT_MODE): New macro.
19979 (df_byte_lr_bb_info): New structure.
19980 (df_print_byte_regset, df_compute_accessed_bytes,
19981 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19982 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19983 df_byte_lr_simulate_uses,
19984 df_byte_lr_simulate_artificial_refs_at_top,
19985 df_byte_lr_simulate_artificial_refs_at_end,
19986 df_compute_accessed_bytes): New function.
19987 (df_ref_create): Add parameter.
19988 (df_byte_lr_get_bb_info): New inline function.
19989 * df-scan.c (df_ref_record, df_uses_record,
19990 df_ref_create_structure): Added mode parameter.
19991 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19992 df_defs_record, df_uses_record, df_get_conditional_uses,
19993 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19994 df_entry_block_defs_collect, df_exit_block_uses_collect):
19995 Added mode parameter to calls to df_ref_record, df_uses_record,
19996 df_ref_create_structure.
19997 (df_ref_equal_p, df_ref_compare): Added test for modes.
19998 (df_ref_create_structure): Added code to set mode. Renamed
19999 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20000 DF_REF_EXTRACT_OFFSET.
20001 * df-core.c (df_print_byte_regset): New function.
20002 * df-byte-scan.c: New file.
20003 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20004 calls to BITMAP_FREE.
20005 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20006 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20007 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20008 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20009 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20010 df_byte_lr_local_compute, df_byte_lr_init,
20011 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20012 df_byte_lr_transfer_function, df_byte_lr_free,
20013 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20014 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20015 df_byte_lr_simulate_uses,
20016 df_byte_lr_simulate_artificial_refs_at_top,
20017 df_byte_lr_simulate_artificial_refs_at_end): New function.
20018 * dce.c (byte_dce_process_block): New function.
20019 (dce_process_block): au is now passed in rather than computed
20020 locally. Changed loops that look at artificial defs to not look
20021 for conditional or partial ones, because there never are any.
20022 (fast_dce): Now is able to drive byte_dce_process_block or
20023 dce_process_block depending on the kind of dce being done.
20024 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20025 (rest_of_handle_fast_byte_dce): New function.
20026 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20027 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20029 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20032 * gcc.h: Added fortran options that take arguments to
20033 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20036 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20038 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20039 scalarization if on the LHS and not a full access.
20041 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20043 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20045 2008-04-18 Rafael Espíndola <espindola@google.com>
20047 * tree-vrp.c (find_case_label_index): Fix the binary search.
20048 (find_case_label_range): New.
20049 (vrp_visit_switch_stmt): Use find_case_label_range.
20050 (simplify_switch_using_ranges): Use find_case_label_range.
20052 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20054 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20055 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20057 2008-04-18 Tom Tromey <tromey@redhat.com>
20060 * doc/cpp.texi (Implementation-defined behavior): Mention
20063 2008-04-18 Ian Lance Taylor <iant@google.com>
20065 * fold-const.c (pointer_may_wrap_p): New static function.
20066 (fold_comparison): Add another test for pointer overflow. Use
20067 pointer_may_wrap_p to disable some false positives.
20069 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20071 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20072 (fname_as_string): Match updated cpp_interpret_string prototype.
20073 (fix_string_type): Support char16_t* and char32_t*.
20074 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20075 derivative) nodes. Register as builtin if C++0x.
20076 (c_parse_error): Support CPP_CHAR{16,32}.
20077 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20078 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20079 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20080 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20081 CTI_CHAR32_ARRAY_TYPE>: New elements.
20082 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20083 char32_type_node, signed_char32_type_node, char16_array_type_node,
20084 char32_array_type_node): New defines.
20085 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20086 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20087 (lex_string): Support CPP_STRING{16,32}, match updated
20088 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20089 (lex_charconst): Support CPP_CHAR{16,32}.
20090 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20091 and CPP_STRING{16,32}.
20093 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20096 * aclocal.m4: Regenerate.
20097 * configure: Regenerate.
20099 2008-04-18 Jan Hubicka <jh@suse.cz>
20101 * except.c (dw2_size_of_call_site_table,
20102 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20104 * cgraphbuild.c (build_cgraph_edges): Update.
20105 * tree-pass.h: Update comment.
20106 * final.c (leaf_function_p): Update.
20107 (leaf_renumber_regs): Update.
20108 (rest_of_clean_state): Update.
20109 * omp-low.c (expand_omp_parallel): Update.
20110 * ipa-reference.c (analyze_function): Update.
20111 * reorg.c (find_end_label): Update.
20112 (optimize_skip): Update.
20113 (fill_simple_delay_slots): Update.
20114 (fill_simple_delay_slots): Update.
20115 (make_return_insns): Update.
20116 (dbr_schedule): Update.
20117 * gimple-low.c (record_vars_into): Update.
20118 * cfgbuild.c (make_edges): Update.
20119 * function.c (assign_stack_local): Update.
20120 (assign_parm_adjust_stack_rtl): Update.
20121 (locate_and_pad_parm): Update.
20122 (allocate_struct_function): Do not initialize stack_alignment_needed
20123 and preferred_stack_boundary here.
20124 (stack_protect_prologue): Update.
20125 (stack_protect_epilogue): Update.
20126 (expand_function_start): Initialize stack_alignment_needed,
20127 preferred_stack_boundary and max_jumptable_ents.
20128 (expand_function_end): Update.
20129 (free_after_compilation): Do not NULLify epilogue_delay_list.
20130 * function.h (struct rtl_data): Add stack_protect_guard,
20131 stack_alignment_needed,
20132 preferred_stack_boundary, epilogue_delay_list.
20133 (struct function): Remove value_histograms, stack_alignment_needed,
20134 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20136 unexpanded_var_list, stack_protect_guard.
20137 (current_function_epilogue_delay_list): Remove.
20138 * ipa-type-escape.c (analyze_function): Update.
20139 * gimplify.c (pop_gimplify_context): Update comment.
20140 * calls.c (expand_call): Update.
20141 (emit_library_call_value_1): Update.
20142 * except.c (set_nothrow_function_flags): Update.
20143 * cfgexpand.c (get_decl_align_unit): Update.
20144 (create_stack_guard): Update.
20145 (estimated_stack_frame_size): Update.
20146 (expand_used_vars): Update.
20147 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20148 * explow.c (allocate_dynamic_stack_space): Update.
20149 * tree-ssa-live.c (remove_unused_locals): Update.
20150 * varasm.c (mark_constant_pool): Update.
20151 * tree-inline.c (remap_decls): Update.
20152 (initialize_cfun): Update.
20153 (declare_return_variable): Update.
20154 (inline_forbidden_p): Update.
20155 (expand_call_inline): Update.
20156 (declare_inline_vars): Update.
20157 (tree_function_versioning): Update.
20158 * tree-flow.h (value_histograms): New.
20159 (VALUE_HISTOGRAMS): New macro.
20160 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20162 * tree-cfg.c (set_bb_for_stmt): Update.
20163 (replace_by_duplicate_decl): Update.
20164 (move_block_to_fn): Update.
20165 (new_label_mapper): Update.
20166 (dump_function_to_file): Update.
20167 * ipa-struct-reorg.c (build_data_structure): Update.
20168 * cfgrtl.c (print_rtl_with_bb): Update.
20169 * reload1.c (reload): Update.
20171 * config/i386/i386.c (setup_incoming_varargs_64,
20172 ix86_compute_frame_layout): Update.
20173 * config/arc/arc.c (arc_output_function_epilogue): Update.
20175 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20177 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20178 for FreeBSD as well.
20179 * gthr-posix95.h: Likewise.
20181 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20183 PR rtl-optimization/35838
20184 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20185 out the byte offset of the first subreg.
20187 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20189 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20190 to split_ti instead of three separate calls with single member arrays.
20191 (subti3 splitter): Ditto.
20192 (adddi3 splitter): Ditto with split_di.
20193 (subdi3 splitter): Ditto.
20194 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20195 two separate calls with single member arrays. Swap match_dup
20196 operands 1 and 2 to better fit into the array.
20197 (negdi2 splitter): Ditto with split_di.
20198 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20199 two separate calls with single member arrays. Swap match_dup operands
20200 6 and 7 to better fit into the array.
20202 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20204 * config/i386/i386.c (sse_builtin_type): New.
20205 (bdesc_sse_args): Likewise.
20206 (bdesc_sse_3arg): Removed.
20207 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20208 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20209 IX86_BUILTIN_ROUNDPS.
20210 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20211 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20212 IX86_BUILTIN_ROUNDPS.
20213 (ix86_expand_sse_4_operands_builtin): Removed.
20214 (ix86_expand_sse_operands_builtin): New.
20215 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20216 and CODE_FOR_sse4_1_roundps.
20217 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20218 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20220 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20223 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20224 regs before frame pop when needed. If use_backchain_to_restore_sp
20225 then load backchain into a temp reg to restore vr and vrsave. Add
20226 code to restore vr after frame pop if possible.
20228 2008-04-17 Richard Guenther <rguenther@suse.de>
20230 * tree-vn.c (expressions_equal_p): Do not check type
20231 equality or compatibility before calling operand_equal_p.
20232 * fold-const.c (operand_equal_p): Check equivalence of
20233 integer constants before bailing out due to signedness or
20234 precision differences.
20235 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20236 spurious differences in type qualification. Ignore types
20237 for COMPONENT_REFs at all.
20239 2008-04-17 Christian Bruel <christian.bruel@st.com>
20241 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20242 msw_skip comparison.
20244 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20247 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20250 PR tree-optimization/35899
20251 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20252 rather than TREE_OPERAND.
20254 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20257 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20258 temporary registers. Change operand predicate to general_operand.
20259 (remainderxf3): Ditto.
20261 2008-04-16 Richard Guenther <rguenther@suse.de>
20263 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20264 * tree-affine.c (aff_combination_expand): Look through some
20267 2008-04-15 Doug Kwan <dougkwan@google.com>
20269 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20271 * tree-pretty-print.c (dump_generic_node): Ditto.
20272 * final.c (output_addr_const): Ditto.
20273 * dwarf2out.c (output_cfi): Ditto.
20274 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20275 * print-rtl.c (print_rtx): Ditto.
20276 * print-tree.c (print_node_brief, print_node): Ditto.
20277 * c-common.c (match_case_to_enum_1): Ditto.
20278 * sched-vis.c (print_value): Ditto.
20279 * config/i386/i386.c (print_operand): Cast to long unsigned int
20282 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20283 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20284 MS Windows VirtualProtect function.
20286 2008-04-15 Jan Hubicka <jh@suse.cz>
20288 * gengtype.c (write_root): Param_is argument is OK.
20289 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20290 * function.h: Include varray.h
20291 (rtl_eh): New stucture based on except.c one.
20292 (call_site_record): New forward declaration and vector type.
20293 * calls.c (emit_call_1): Do not call
20294 note_current_region_may_contain_throw.
20295 * except.c (eh_status): Remove cur_region, try_region since they are
20297 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20298 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20299 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20300 Remove call_site_data_used, call_site_data_size.
20301 Turn call_site_record into vector in function.h.
20302 (note_current_region_may_contain_throw): Remove.
20303 (get_exception_pointer, get_exception_filter): Do not take struct
20304 function argument; update.
20305 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20306 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20307 build_post_landing_pads, dw2_build_landing_pads,
20308 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20309 sjlj_emit_function_enter, sjlj_emit_function_enter,
20310 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20311 sjlj_build_landing_pads, finish_eh_generation,
20312 remove_exception_handler_label, remove_eh_handler,
20313 maybe_remove_eh_handler, add_reachable_handler,
20314 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20315 add_action_record, collect_one_action_chain, add_call_site,
20316 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20317 sjlj_output_call_site_table, output_function_exception_table,
20318 * except.h (note_current_region_may_contain_throw): Remove
20319 (get_exception_pointer, get_exception_filter): Do not take struct
20321 * Makefile.in (GTFILES): Put varargs before struct function.
20323 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20325 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20326 punt for STRING_CST.
20327 (get_constraint_for): Deal with STRING_CST here instead.
20329 2008-04-15 Richard Guenther <rguenther@suse.de>
20331 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20332 statements in a basic-block with a backward walk. Do not
20333 substitute into dead statements but instead remove those.
20335 2008-04-15 Richard Guenther <rguenther@suse.de>
20337 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20338 to zero, thus disable creation of SFTs.
20340 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20342 * tree-predcom.c (suitable_reference_p): Return false if the
20343 reference can throw.
20345 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20348 * c-decl.c (finish_decl): If extern or static var has variable
20349 size, set TREE_TYPE (decl) to error_mark_node.
20351 2008-04-15 Rafael Espíndola <espindola@google.com>
20353 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20356 2008-04-15 Richard Guenther <rguenther@suse.de>
20358 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20359 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20360 (visit_reference_op_load): Do walk vuse-vdef chains on
20361 vn_reference_lookup.
20362 (visit_reference_op_store): But do not here.
20363 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20364 vn_reference_lookup.
20365 (vn_lookup_with_vuses): But do so here.
20367 2008-04-14 Ian Lance Taylor <iant@google.com>
20369 * fold-const.c (fold_overflow_warning): Remove assertion.
20371 2008-04-15 Ben Elliston <bje@au.ibm.com>
20373 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20374 temp1 local variables.
20376 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20379 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20380 ".text.unlikely" section as executable.
20382 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20384 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20385 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20386 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20387 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20388 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20389 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20390 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20392 2008-04-14 Ian Lance Taylor <iant@google.com>
20394 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20395 * fold-const.c (fold_comparison): If appropriate, test
20396 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20397 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20398 reassociating a pointer type.
20399 * doc/invoke.texi (Optimize Options): Document that
20400 -fstrict-overflow applies to pointer wraparound.
20402 2008-04-13 Jan Hubicka <jh@suse.cz>
20404 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20406 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20408 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20409 we are going to "save the world".
20411 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20413 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20414 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20415 operand 0 constraint, not "=".
20417 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20419 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20421 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20423 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20424 of size of positions_needed * CHAR_BIT.
20426 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20428 PR middle-end/35897
20429 * dse.c (store_info): Change positions_needed to unsigned
20431 (lowpart_bitmask): New.
20432 (record_store): Cast to unsigned HOST_WIDE_INT for
20433 positions_needed. Assert width <= size of positions_needed *
20434 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20435 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20436 lowpart_bitmask to set mask.
20438 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20440 * config/bfin/constraints.md: New file.
20441 * config/bfin/bfin.md: Include it.
20442 (adddi3): Use satisfies_constraint functions instead of the old macros.
20443 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20444 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20445 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20446 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20447 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20448 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20449 EXTRA_CONSTRAINT): Delete.
20450 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20451 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20453 * config/bfin/bfin.c: Include "tm-constrs.h".
20454 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20455 Use satisfies_constraint functions instead of the old macros.
20456 * doc/md.texi (Blackfin Constraints): Update file name reference.
20458 2008-04-11 Richard Guenther <rguenther@suse.de>
20460 PR tree-optimization/35869
20461 * tree-vrp.c (execute_vrp): Move switch statement update after
20462 jump threading. Schedule another cfg cleanup run.
20464 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20467 * attribs.c (decl_attributes): Return early on errorneous node.
20469 2008-04-10 Oleg Ryjkov <olegr@google.com>
20471 * tree.h (struct tree_base): Added a new flag default_def_flag.
20472 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20474 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20476 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20478 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20481 * pa.md: Define mode iterator P. Define mode attribute dwc.
20482 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20483 (icacheflush): Likewise.
20484 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20485 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20487 2008-04-11 Ben Elliston <bje@au.ibm.com>
20489 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20491 2008-04-10 Rafael Espíndola <espindola@google.com>
20493 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20494 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20495 (extract_range_from_expr): The same.
20497 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20499 * config/mips/mips.md (GPR2): New mode iterator.
20500 (seq): Add comment.
20501 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20502 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20503 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20504 Rewrite these to take two modes, the mode of comparison and the
20505 mode of the destination.
20506 * config/mips/mips.c (mips_expand_scc): Instead of having
20507 paradoxical subreg as destination, expand "narrowing" scc if mode
20508 of comparison is SI and target is requested in DI mode.
20509 (mips_emit_int_order_test): Update comment. Make mode of
20510 comparison match CMP0 rather than TARGET. When creating inverse
20511 target use mode of TARGET.
20513 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20515 * gcov-dump.c (tag_summary): Only print summaries for the first
20516 GCOV_COUNTERS_SUMMABLE counters.
20518 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20520 * config/i386/i386.md (absneg): New code iterator.
20521 (absnegprefix): New code attribute.
20522 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20523 patterns using absneg code iterator.
20524 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20525 using absneg code iterator.
20526 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20527 *neg<mode>2 patterns using absneg code iterator.
20528 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20529 *negextendsfdf2 patterns using absneg code iterator.
20530 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20531 *negextendsfxf2 patterns using absneg code iterator.
20532 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20533 *negextendsfdf2 patterns using absneg code iterator.
20534 * config/i386/sse.md (<code><mode>2): Macroize expander from
20535 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20537 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20539 * config/s390/s390.h: Remove the remains of the recent search
20540 & replace action of current_function_outgoing_args_size.
20542 2008-04-10 Ira Rosen <irar@il.ibm.com>
20544 PR tree-optimization/35821
20545 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20546 NEW_STMT_LIST is not NULL.
20548 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20551 * toplev.c (process_options): Remove -ffunction-sections debugging
20554 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20556 PR middle-end/PR28690
20557 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20558 than gen_rtx_fmt_ee to perform more canonicalizations.
20560 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20563 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20565 2008-04-09 Richard Guenther <rguenther@suse.de>
20567 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20568 (dump_function_to_file): Dump function arguments with types.
20570 2008-04-08 Richard Guenther <rguenther@suse.de>
20572 * fold-const.c (fold_widened_comparison): Do not allow
20573 sign-changes that change the result.
20575 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20578 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20579 kinds of indirect references.
20581 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20583 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20584 GNU Fortran language string.
20586 2008-04-08 Rafael Espíndola <espindola@google.com>
20588 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20589 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20590 * tree.h (tree_call_nonnegative_warnv_p): New.
20592 2008-04-08 Jan Hubicka <jh@suse.cz>
20594 * function.c (free_after_compilation): Clear out regno_reg_rtx
20597 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20600 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20602 PR middle-end/PR28690
20603 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20604 same precedence as REG_POINTER and MEM_POINTER operands.
20606 2008-04-08 Richard Guenther <rguenther@suse.de>
20608 PR middle-end/35834
20609 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20610 for adding index to base.
20612 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20614 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20615 (MINGW_ENABLE_EXECUTE_STACK): New.
20616 (IN_LIBGCC2): For libgcc include windows.h file for
20617 function declarations.
20619 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20621 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20622 and tem2 if tem1 is not a REG or MULT.
20624 2008-04-08 Jan Hubicka <jh@suse.cz>
20626 * function.h (incomming_args): Break out of struct function.
20627 (function_subsections): Break out of struct function.
20628 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20629 return_rtx and hard_reg_initial_vals from struct function.
20630 Kill inl_max_label_num.
20631 (current_function_pops_args, current_function_args_info,
20632 current_function_args_size, current_function_args_size,
20633 current_function_pretend_args_size,
20634 current_function_outgoing_args_size,
20635 current_function_internal_arg_pointer, current_function_return_rtx):
20636 Kill compatibility accestor macros.
20637 * builtins.c (expand_builtin_apply_args_1): Update.
20638 (expand_builtin_next_arg): Update.
20639 * df-scan.c (df_get_call_refs): Update.
20640 * dbxout.c (dbxout_function_end): Update.
20641 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20642 (output_line_info): Update.
20643 (secname_for_decl): Update.
20644 (dwarf2out_var_location): Update.
20645 * function.c (free_after_compilation): Update.
20646 (assign_parm_find_stack_rtl): Update.
20647 (assign_parms): Update.
20648 (expand_dummy_function_end): Update.
20649 (expand_function_end): Update.
20650 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20651 (expand_call): Update.
20652 (emit_library_call_value_1): Update.
20653 (store_one_arg): Update.
20654 * varasm.c (initialize_cold_section_name): Update.
20655 (unlikely_text_section): Update.
20656 (unlikely_text_section_p): Update.
20657 (assemble_start_function): Update.
20658 (assemble_end_function): Update.
20659 (default_section_type_flags): Update.
20660 (switch_to_section): Update.
20661 * integrate.c (set_decl_abstract_flags): Update.
20662 (get_hard_reg_initial_val): Update.
20663 (has_hard_reg_initial_val): Update.
20664 (allocate_initial_values): Update.
20665 * resource.c (init_resource_info): Update.
20666 * config/alpha/alpha.c (NUM_ARGS): Update.
20667 (direct_return): Update.
20668 (alpha_va_start): Update.
20669 (alpha_sa_size): Update.
20670 (alpha_initial_elimination_offset): Update.
20671 (alpha_expand_prologue): Update.
20672 (alpha_start_function): Update.
20673 (alpha_expand_epilogue): Update.
20674 (unicosmk_initial_elimination_offset):
20675 * config/alpha/alpha.md (call expander): Update.
20676 * config/s390/s390.c (s390_register_info): Update.
20677 (s390_register_info): Update.
20678 (s390_frame_info): Update.
20679 (s390_initial_elimination_offset): Update.
20680 (s390_build_builtin_va_list): Update.
20681 (s390_va_start): Update.
20682 * config/spu/spu.c (direct_return): Update.
20683 (spu_expand_prologue): Update.
20684 (spu_initial_elimination_offset): Update.
20685 (spu_build_builtin_va_list): Update.
20686 (spu_va_start): Update.
20687 * config/sparc/sparc.c (sparc_init_modes): Update.
20688 (sparc_compute_frame_size): Update.
20689 (function_value): Update.
20690 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20691 * config/i386/i386.md (return expander): Update.
20692 * config/i386/i386.c (ix86_va_start): Update.
20693 (ix86_can_use_return_insn_p): Update.
20694 (ix86_compute_frame_layout): Update.
20695 (ix86_expand_epilogue): Update.
20696 * config/sh/sh.c (output_stack_adjust): Update.
20697 (calc_live_regs): Update.
20698 (sh_expand_prologue): Update.
20699 (sh_builtin_saveregs): Update.
20700 (sh_va_start): Update.
20701 (initial_elimination_offset): Update.
20702 (sh_allocate_initial_value): Update.
20703 (sh_function_ok_for_sibcall): Update.
20704 (sh_get_pr_initial_val): Update.
20705 * config/sh/sh.md (return expander): Update.
20706 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20707 * config/crx/crx.c (crx_compute_frame): UPdate.
20708 (crx_initial_elimination_offset): UPdate.
20709 * config/xtensa/xtensa.c (compute_frame_size): Update
20710 (xtensa_builtin_saveregs): Update.
20711 (xtensa_va_start): Update.
20712 (order_regs_for_local_alloc): Update.
20713 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20714 (xstormy16_expand_builtin_va_start): Update.
20715 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20716 * config/m68hc11/m68hc11.md (return expanders): Update.
20717 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20718 (expand_epilogue): Update.
20719 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20720 (cris_simple_epilogue): Update.
20721 (cris_expand_prologue): Update.
20722 (cris_expand_epilogue): Update.
20723 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20724 (compute_frame_size): Update.
20725 * config/mt/mt.c (mt_compute_frame_size): Update.
20726 * config/mn10300/mn10300.c (expand_prologue): Update.
20727 (expand_epilogue): Update.
20728 (initial_offset): Update.
20729 (mn10300_builtin_saveregs):
20730 * config/mn10300/mn10300.md (return expander): Update.
20731 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20732 (ia64_initial_elimination_offset): Update.
20733 (ia64_initial_elimination_offset): Update.
20734 (ia64_expand_prologue): Update.
20735 * config/m68k/m68k.md (return expander): Update.
20736 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20737 (rs6000_stack_info): Update.
20738 * config/mcore/mcore.c (layout_mcore_frame): Update.
20739 (mcore_expand_prolog): Update.
20740 * config/arc/arc.c (arc_compute_frame_size): Update.
20741 * config/score/score3.c (score3_compute_frame_size): Update.
20742 * config/score/score7.c (score7_compute_frame_size): Update.
20743 * config/arm/arm.c (use_return_insn): Update.
20744 (thumb_find_work_register): Update.
20745 (arm_compute_save_reg_mask): Update.
20746 (arm_output_function_prologue): Update.
20747 (arm_output_epilogue): Update.
20748 (arm_size_return_regs): Update.
20749 (arm_get_frame_offsets): Update.
20750 (arm_expand_prologue): Update.
20751 (thumb_exit): Update.
20752 (thumb_unexpanded_epilogue): Update.
20753 (thumb1_output_function_prologue): Update.
20754 * config/pa/pa.md (return expander): Update.
20755 * config/pa/pa.c (compute_frame_size): Update.
20756 (hppa_builtin_saveregs): Update.
20757 * config/mips/mips.c (mips_va_start): Update.
20758 (mips16_build_function_stub): Update.
20759 (mips_compute_frame_info): Update.
20760 (mips_restore_gp): Update.
20761 (mips_output_function_prologue): Update.
20762 (mips_expand_prologue): Update.
20763 * config/v850/v850.c (compute_frame_size): Update.
20764 (expand_prologue): * config/mmix/mmix.c (along): update.
20765 (mmix_initial_elimination_offset): update.
20766 (mmix_reorg): update.
20767 (mmix_use_simple_return): update.
20768 (mmix_expand_prologue): update.
20769 (mmix_expand_epilogue): Update.
20770 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20771 (emit_link_insn): Update.
20773 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20775 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20776 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20778 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20781 2008-04-07 Jan Hubicka <jh@suse.cz>
20783 * function.h (rtl): Rename to x_rtl.
20784 (crtl): New define.
20785 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20786 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20787 used_temp_slots avail_temp_slots, temp_slot_level,
20788 nonlocal_goto_handler_labels): Update accesstors.
20789 (rtl): New global variable.
20790 (struct function): Move some fileds to rtl_data.
20791 (get_arg_pointer_save_area): Update prototype.
20792 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20793 get_arg_pointer_save_area.
20794 * expr.c (init_expr): Update
20795 * function.c (get_frame_size): Update
20796 (assign_stack_local): Update
20797 (expand_function_end): Update.
20798 (get_art_pointer_save_area): Update
20800 * emit-rtl.c (rtl): Declare.
20801 (regno_reg_rtx): Declare.
20802 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20804 (gen_reg_rtx): Update.
20805 * varasm.c (n_deferred_constatns): Update accestor.
20806 (init_varasm_status): Do not allocate varasm_status.
20807 (force_const_mem, get_pool_size, output_constant_pool): Update.
20808 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20809 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20810 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20811 * sparc/sparc.h (INIT_EXPANDERS): Update.
20812 * ia64/ia64.h (INIT_EXPANDERS): Update.
20814 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20816 * reload.c (push_secondary_reload): Add missing break to for loop.
20818 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20820 PR middle-end/PR28690
20821 * rtlanal.c: Update copyright years.
20822 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20823 as REG_POINTER and MEM_POINTER operands.
20824 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20825 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20826 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20827 * gcse.c: Update copyright years.
20828 (pre_delete): Call gen_reg_rtx_and_attrs.
20829 (hoist_code): Likewise.
20830 (build_store_vectors): Likewise.
20831 (delete_store): Likewise.
20832 * loop-invariant.c (move_invariant_reg): Likewise.
20833 Update copyright years.
20835 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20837 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20838 control string instead of quoted.
20840 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20842 * doc/rtl.texi: Rewrite of subreg section.
20844 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20847 * config/i386/i386.c (legitimize_pic_address): Add treating
20848 of dllimport SYM_REF's.
20849 (legitimize_dllimport_symbol): Add prototype.
20851 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20853 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20854 reference in constructor with non self-referential type.
20856 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20858 Removal of Return with Depressed Stack Pointer support
20859 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20860 (ECF_SP_DEPRESSED): Likewise.
20861 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20862 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20863 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20864 (expand_call): Do not test ECF_SP_DEPRESSED.
20865 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20866 * function.c (keep_stack_depressed): Delete.
20867 (handle_epilogue_set): Likewise.
20868 (update_epilogue_consts): Likewise.
20869 (emit_equiv_load): Likewise.
20870 (thread_prologue_and_epilogue_insns): Remove support for Return with
20871 Depressed Stack Pointer.
20872 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20874 2008-04-06 Richard Guenther <rguenther@suse.de>
20876 PR tree-optimization/35400
20877 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20878 information from SSA_NAMEs.
20880 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20882 * config/avr/avr.h (avr_mega_p): Remove declaration.
20883 (AVR_MEGA): Remove macro.
20884 * config/avr/avr.c (avr_mega_p): Remove variable.
20885 (avr_override_options): Remove inicializion of avr_mega_p.
20886 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20887 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20888 (avr_jump_mode): (Ditto.).
20889 (avr_output_progmem_section_asm_op): (Ditto.).
20890 (avr_asm_init_sections): (Ditto.).
20891 (avr_asm_init_sections): (Ditto.).
20892 (avr_rtx_costs): (Ditto.).
20893 * config/avr/avr.md: (Ditto.).
20894 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20897 2008-04-06 Richard Guenther <rguenther@suse.de>
20899 PR tree-optimization/35842
20900 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20901 is_gimple_invariant_address.
20903 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20905 * gcc.c (default_compilers): Sync Fortran extensions list with
20906 that in fortran/lang-specs.h.
20907 * doc/invoke.texi: Likewise.
20908 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20909 * dwarf2out.c (gen_compile_unit_die): Likewise.
20911 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20913 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20915 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20918 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20919 attribute is used for nested functions.
20921 2008-04-05 Jan Hubicka <jh@suse.cz>
20923 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20925 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20927 (dump_files): Update.
20928 (enable_rtl_dump_file): Do not accept letter argument.
20929 * tree-pass.h (dump_file_info): Remove letter argument.
20930 * toplev.c (decode_d_option): Update -da handling.
20931 * toplev.h (enable_rtl_dump_file): Update prototype.
20932 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20933 it out based on pass type.
20934 (register_dump_files_1): Likewise.
20935 (init_optimization_passes): Update register_one_dump_file calls.
20936 (execute_one_pass): Sanity check that IPA passes are called at IPA
20937 level and RTL passes at RTL level.
20938 (execute_pass_list): IPA pass can not be after or subpass of
20940 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20941 disallov RTL subpasses of IPA subpasses.
20943 2008-04-05 Ben Elliston <bje@au.ibm.com>
20945 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20946 builtins that return exactly once and do not throw. Cache call to
20949 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20951 PR rtl-optimization/34916
20952 PR middle-end/35519
20953 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20954 between instruction pairs.
20956 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20958 * doc/invoke.texi: Document -mbitops for SH.
20959 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20960 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20961 * config/sh/sh.c (print_operand): Add %t operand code.
20962 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20963 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20964 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20965 (extendqihi2): Likewise.
20966 (movqi_i): Likewise.
20967 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20968 (extv): Use bld instruction for SH2A if possible.
20970 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20971 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20972 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20973 (bset.b, bclr.b): Define peepholes.
20974 * config/sh/sh.opt (mbitops): New option.
20976 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20979 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20980 and view convert expression.
20982 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20985 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20987 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20989 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20991 * config/i386/cpuid.h (bit_AES): New.
20992 (bit_PCLMUL): Likewise.
20994 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20995 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20996 SSE2 if AES or PCLMUL is enabled.
20997 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20998 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20999 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21000 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21001 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21002 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21003 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21004 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21005 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21006 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21007 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21008 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21009 __builtin_ia32_aeskeygenassist128 and
21010 __builtin_ia32_pclmulqdq128.
21011 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21012 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21013 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21015 * config/i386/i386.h (TARGET_AES): New.
21016 (TARGET_PCLMUL): Likewise.
21017 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21019 * config/i386/i386.md (UNSPEC_AESENC): New.
21020 (UNSPEC_AESENCLAST): Likewise.
21021 (UNSPEC_AESDEC): Likewise.
21022 (UNSPEC_AESDECLAST): Likewise.
21023 (UNSPEC_AESIMC): Likewise.
21024 (UNSPEC_AESKEYGENASSIST): Likewise.
21025 (UNSPEC_PCLMUL): Likewise.
21027 * config/i386/i386.opt (maes): New.
21028 (mpclmul): Likewise.
21030 * config/i386/sse.md (aesenc): New pattern.
21031 (aesenclast): Likewise.
21032 (aesdec): Likewise.
21033 (aesdeclast): Likewise.
21034 (aesimc): Likewise.
21035 (aeskeygenassist): Likewise.
21036 (pclmulqdq): Likewise.
21038 * config/i386/wmmintrin.h: New.
21040 * doc/extend.texi: Document AES and PCLMUL built-in function.
21042 * doc/invoke.texi: Document -maes and -mpclmul.
21044 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21046 * function.c (free_after_parsing): Replace with
21047 cxx_push_function_context from C++ front-end.
21048 (allocate_struct_function): Don't call langhook.
21049 * langhooks.h (struct lang_hooks_for_functions): Delete.
21050 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21052 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21053 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21054 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21055 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21056 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21057 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21058 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21060 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21061 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21063 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21066 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21069 2008-04-04 Richard Guenther <rguenther@suse.de>
21071 PR middle-end/35823
21072 * fold-const.c (optimize_minmax_comparison): Use the correct
21073 type for the constant in the simplified comparison.
21075 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21077 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21078 Pass L2 size as "--param l2-cache-size" to the compiler.
21079 (decode_l2_cache): New function to decode L2 cache parameters using
21080 0x8000006 extended cpuid function.
21081 (detect_caches_amd): Determine parameters of L2 cache using
21082 decode_l2_caches function.
21083 (decode_caches_intel): Decode L2 cache parameters.
21084 (detect_caches_intel): Determine L2 cache parameters using
21085 decode_caches_intel and decode_l2_caches functions.
21087 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21089 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21090 secondary input reload for subword loads from the constant pool.
21092 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21095 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21096 constants of the appropriate size for runtime calculations.
21099 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21100 decimal-float literal constant zero.
21102 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21105 * c-parser.c (c_parser_omp_atomic): Call
21106 default_function_array_conversion on the RHS.
21108 PR middle-end/35818
21109 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21110 call is_variable_sized if decl has incomplete type.
21112 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21114 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21116 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21118 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21120 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21121 (sgt<u>): Merge sgt and sgtu into new expander.
21122 (sgt, sgtu): Remove expanders.
21123 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21124 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21125 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21126 *sgtu_<mode>_mips16 into new pattern.
21127 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21128 (sge<u>): Merge sge and sgeu into new expander.
21129 (sge, sgeu): Remove expanders.
21130 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21132 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21133 (slt<u>): Merge slt and sltu into new expander.
21134 (slt, sltu): Remove expanders.
21135 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21136 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21137 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21138 *sltu_<mode>_mips16 into new pattern.
21139 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21140 (sle<u>): Merge sle and sleu into new expander.
21141 (sle, sleu): Remove expanders.
21142 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21143 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21144 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21145 *sleu_<mode>_mips16 into new pattern.
21146 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21148 2008-04-03 Jan Hubicka <jh@suse.cz>
21150 PR tree-optimization/35795
21151 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21152 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21153 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21154 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21155 * score/score3.c (score3_output_mi_thunk): Likewise.
21156 * score/score7.c (score7_output_mi_thunk): Likewise.
21157 * mips/mips.c (mips_output_mi_thunk): Likewise.
21159 2008-04-03 Richard Guenther <rguenther@suse.de>
21161 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21162 conversions. Simplify code.
21164 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21166 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21168 2008-04-03 Tom Tromey <tromey@redhat.com>
21169 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21171 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21172 * config/bfin/t-bfin-linux (generated_files): Add
21173 linux-sysroot-suffix.h.
21174 * doc/install.texi (Prerequisites): Require make 3.80.
21175 * doc/sourcebuild.texi (Front End Directory): Document new
21177 * Makefile.in (generated_files): New variable.
21178 (ALL_HOST_OBJS): New variable.
21179 ($(ALL_HOST_OBJS)): New target.
21181 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21183 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21184 (remap_block): Call id->transform_lang_insert_block instead
21186 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21187 Set id.transform_lang_insert_block to NULL.
21188 (clone_body): Move to cp/optimize.c
21189 * tree-inline.h (struct copy_body_data): Change
21190 transform_lang_insert_block to function pointer.
21191 (copy_generic_body, copy_decl_no_change): Export.
21192 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21193 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21194 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21196 * c-tree.h (insert_block): Kill.
21197 * c-decl.c (insert_block): Kill.
21199 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21201 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21202 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21203 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21205 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21206 argument, call {push,pop}_function_context from here.
21207 * c-parser.c: Use c_{push,pop}_function_context.
21209 * function.c (push_function_context_to): Move meat ...
21210 (push_function_context): ... here. Simplify.
21211 * function.c (pop_function_context_from): Move meat ...
21212 (pop_function_context): ... here. Simplify.
21213 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21215 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21216 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21217 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21218 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21220 2008-04-03 Ben Elliston <bje@au.ibm.com>
21222 * expmed.c (extract_force_align_mem_bit_field): Remove.
21224 2008-04-03 Richard Guenther <rguenther@suse.de>
21226 PR middle-end/35800
21227 * expr.h (try_casesi): Adjust prototype.
21228 * expr.c (try_casesi): Take fallback label as extra parameter.
21229 Use that for gen_casesi if default_label is NULL.
21230 * stmt.c (expand_case): Pass fallback label to try_casesi,
21231 make sure to fill gaps with a fallback label if default_label
21234 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21237 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21239 2008-04-03 Ben Elliston <bje@au.ibm.com>
21241 * expmed.c (extract_split_bit_field): Remove if (0) code.
21242 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21243 (do_ds_constraint): Likewise.
21245 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21247 * doc/cppopts.texi (-dU): Document.
21248 * c-common.h (flag_dump_macros): Update comment.
21249 * c-opts.c (handle_OPT_d): Handle -dU.
21250 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21251 dump_queued_macros, cb_used_define, cb_used_undef): New.
21252 (init_pp_output): Handle -dU.
21253 (cb_line_change): Call dump_queued_macros.
21254 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21256 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21258 * config/avr/predicates.md (io_address_operand): New predicate.
21259 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21260 * config/avr/avr.c (avr_io_address_p): Remove function.
21261 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21262 'avr_io_address_p' function.
21263 (out_movhi_r_mr): (Ditto.).
21264 (out_movqi_mr_r): (Ditto.).
21265 (out_movhi_mr_r): (Ditto.).
21266 (avr_address_cost): (Ditto.).
21268 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21270 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21271 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21272 in 32bit mode when XMM registers are available to avoid store
21274 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21275 corresponding post-reload splitters.
21277 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21279 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21280 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21281 __builtin_ia32_roundss.
21282 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21283 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21284 __builtin_ia32_roundss.
21285 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21286 IX86_BUILTIN_SHUFPD here.
21288 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21290 * config/i386/i386.md (plogic): New.
21291 (plogicprefix): Likewise.
21293 * config/i386/mmx.md (mmx_<code><mode>3): New.
21294 (mmx_and<mode>3): Removed.
21295 (mmx_ior<mode>3): Likewise.
21296 (mmx_xor<mode>3): Likewise.
21298 * config/i386/sse.md (<code><mode>3): New.
21299 (*<code><mode>3): Likewise.
21300 (*<code><mode>3): Likewise.
21301 (<code><mode>3): Likewise.
21302 (*sse_<code><mode>3): Likewise.
21303 (*sse2_<code><mode>3): Likewise.
21304 (<code>tf3): Likewise.
21305 (*<code>tf3): Likewise.
21306 (and<mode>3): Likewise.
21307 (*and<mode>3): Likewise.
21308 (ior<mode>3): Removed.
21309 (*ior<mode>3): Likewise.
21310 (xor<mode>3): Likewise.
21311 (*xor<mode>3): Likewise.
21312 (*and<mode>3): Likewise.
21313 (*ior<mode>3): Likewise.
21314 (*xor<mode>3): Likewise.
21315 (and<mode>3): Likewise.
21316 (*sse_and<mode>3): Likewise.
21317 (*sse2_and<mode>3): Likewise.
21318 (andtf3): Likewise.
21319 (*andtf3): Likewise.
21320 (ior<mode>3): Likewise.
21321 (*sse_ior<mode>3): Likewise.
21322 (*sse2_ior<mode>3): Likewise.
21323 (iortf3): Likewise.
21324 (*iortf3): Likewise.
21325 (xor<mode>3): Likewise.
21326 (*sse_xor<mode>3): Likewise.
21327 (*sse2_xor<mode>3): Likewise.
21328 (xortf3): Likewise.
21329 (*xortf3): Likewise.
21331 2008-04-02 Richard Guenther <rguenther@suse.de>
21333 PR tree-optimization/14495
21334 PR tree-optimization/34793
21335 * tree-vrp.c (struct switch_update): New structure.
21336 (to_remove_edges, to_update_switch_stmts): New VECs.
21337 (simplify_switch_using_ranges): New function. Remove not taken
21338 case labels and edges.
21339 (simplify_stmt_using_ranges): Call it.
21340 (identify_jump_threads): Mark edges we have queued for removal
21341 so we don't thread them.
21342 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21344 * tree-cfg.c (group_case_labels): Deal with missing default label.
21345 (tree_verify_flow_info): Allow missing default label.
21346 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21347 (emit_case_nodes): Likewise.
21348 (expand_case): Do not rely on the default label to be present.
21349 * expr.c (try_casesi): Deal with NULL default_label.
21350 (do_tablejump): Likewise.
21352 2008-04-02 Richard Guenther <rguenther@suse.de>
21354 PR tree-optimization/14495
21355 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21356 SWITCH_EXPR here ...
21357 (vrp_visit_switch_stmt): ... but here (new function).
21358 (find_case_label_index): New helper function.
21359 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21361 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21363 * fwprop.c: Fix ISO-C99ism.
21365 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21368 * Makefile.in (objdir): Set it here.
21369 * configure.ac: Not here. Find dynamic linker characteristics.
21370 * exec-tool.in: Use them.
21371 * aclocal.m4: Regenerate.
21372 * configure: Regenerate.
21374 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21376 * expr.c (expand_var): Delete it.
21377 * expr.h (expand_var): Delete prototype.
21378 * function.c (expand_function_start): Use expand_decl instead.
21379 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21382 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21384 PR rtl-optimization/35542
21385 * fwprop.c (forward_propagate_and_simplify): Replace
21386 loc_reg_mentioned_in_p with reg_mentioned_p.
21388 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21390 PR rtl-optimization/35281
21391 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21392 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21393 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21394 (varying_mem_p): Move above propagate_rtx.
21395 (all_uses_available_at): Do not check MEMs.
21397 2008-04-02 Rafael Espíndola <espindola@google.com>
21399 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21400 (register_edge_assert_for_2): Split the cond argument.
21401 (register_edge_assert_for_1): Adjust for the change in
21402 register_edge_assert_for_2.
21403 (register_edge_assert_for): Split the cond argument.
21404 (find_switch_asserts): Adjust for the change in
21405 register_edge_assert_for.
21407 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21409 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21410 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21411 offsets for 64-bit mingw.
21412 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21413 abi for x86_64-pc-mingw.
21415 2008-04-02 Richard Guenther <rguenther@suse.de>
21417 * tree-vrp.c (extract_range_from_assert): Make sure to not
21418 produce range min/max with TREE_OVERFOW set.
21419 If merging a anti-range and a range keep the anti-range if
21420 the range covers all values of the type.
21421 (register_edge_assert_for_2): Only allow sign-changing
21422 conversions in detecting canonical range checks. Also
21423 register an assert for the unsigned name if useful.
21425 PR tree-optimization/35787
21426 * tree-vrp.c (vrp_val_max): New function.
21427 (vrp_val_min): Likewise.
21428 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21429 (vrp_val_is_min): Likewise.
21430 (supports_overflow_infinity): Use vrp_val_{min,max}.
21431 (negative_overflow_infinity): Likewise.
21432 (positive_overflow_infinity): Likewise.
21433 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21434 (is_positive_overflow_infinity): Likewise.
21435 (is_overflow_infinity): Likewise.
21436 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21437 vrp_val_is_{min,max}.
21438 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21439 to ranges if possible. Avoid empty ranges.
21441 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21443 PR middle-end/35705
21444 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21445 the expression is a function address.
21447 2008-04-01 George Helffrich <george@gcc.gnu.org>
21449 PR fortran/35154, fortran/23057
21450 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21451 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21452 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21453 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21455 (dbxout_syms): Check for COMMON-based symbol and wrap in
21456 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21457 in bracket for efficiency.
21459 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21460 using DW_TAG_common_block + member offset.
21461 (add_pubname_string): New function.
21462 (dw_expand_expr): New function to find block name and offset for
21464 (common_check): New function to check whether symbol in Fortran COMMON.
21465 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21467 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21470 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21472 2008-04-02 Ben Elliston <bje@au.ibm.com>
21474 * config/v850/v850.md (casesi): Remove if (0) code.
21475 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21476 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21478 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21480 * config/i386/i386.md (rex64suffix): New mode attribute.
21481 (floathi<mode>2): Disable expander for SSE math.
21482 (*floathi<mode>2_1): New insn insn_and_split pattern.
21483 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21484 corresponding post-reload splitters.
21485 (*floathi<mode>2_i387): New macroized insn pattern.
21486 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21487 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21488 insn_and_split pattern.
21489 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21490 New macroized instruction patterns and corresponding post-reload
21492 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21493 and corresponding post-reload splitters.
21494 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21495 New macroized instruction patterns.
21496 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21497 macroized instruction patterns and corresponding post-reload splitters.
21498 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21499 corresponding post-reload splitters.
21500 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21501 New macroized instruction patterns.
21502 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21503 corresponding post-reload splitters.
21504 (*floatsi<mode>2_i387): New macroized instruction patterns.
21506 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21508 * config/i386/i386.md (smaxmin): New.
21509 (umaxmin): Likewise.
21510 (maxminiprefix): Likewise.
21511 (maxminfprefix): Likewise.
21512 (<code><mode>3): Likewise.
21513 (smin<mode>3): Removed.
21514 (smax<mode>3): Likewise.
21516 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21517 (mmx_<code>v4hi3): Likewise.
21518 (mmx_<code>v8qi3): Likewise.
21519 (mmx_smaxv2sf3): Removed.
21520 (mmx_sminv2sf3): Likewise.
21521 (mmx_umaxv8qi3): Likewise.
21522 (mmx_smaxv4hi3): Likewise.
21523 (mmx_uminv8qi3): Likewise.
21524 (mmx_sminv4hi3): Likewise.
21526 * config/i386/sse.md (<addsub><mode>3): New.
21527 (*<addsub><mode>3): Likewise.
21528 (<sse>_vm<addsub><mode>3): Likewise.
21529 (<maxmin><mode>3): Likewise.
21530 (*<maxmin><mode>3_finite): Likewise.
21531 (*<maxmin><mode>3): Likewise.
21532 (<sse>_vm<maxmin><mode>3): Likewise.
21533 (sse3_h<addsub>v4sf3): Likewise.
21534 (sse3_h<addsub>v2df3): Likewise.
21535 (<maxmin>v16qi3): Likewise.
21536 (*<maxmin>v16qi3): Likewise.
21537 (<maxmin>v8hi3): Likewise.
21538 (*<maxmin>v8hi3): Likewise.
21539 (*sse4_1_<maxmin><mode>3): Likewise.
21540 (*sse4_1_<maxmin><mode>3): Likewise.
21541 (add<mode>3): Removed.
21542 (*add<mode>3): Likewise.
21543 (<sse>_vmadd<mode>3): Likewise.
21544 (sub<mode>3): Likewise.
21545 (*sub<mode>3): Likewise.
21546 (<sse>_vmsub<mode>3): Likewise.
21547 (smin<mode>3): Likewise.
21548 (*smin<mode>3_finite): Likewise.
21549 (*smin<mode>3): Likewise.
21550 (<sse>_vmsmin<mode>3): Likewise.
21551 (smax<mode>3): Likewise.
21552 (*smax<mode>3_finite): Likewise.
21553 (*smax<mode>3): Likewise.
21554 (<sse>_vmsmax<mode>3): Likewise.
21555 (sse3_haddv4sf3): Likewise.
21556 (sse3_haddv2df3): Likewise.
21557 (sse3_hsubv4sf3): Likewise.
21558 (sse3_hsubv2df3): Likewise.
21559 (umaxv16qi3): Likewise.
21560 (*umaxv16qi3): Likewise.
21561 (smaxv8hi3): Likewise.
21562 (*smaxv8hi3): Likewise.
21563 (*sse4_1_smax<mode>3): Likewise.
21564 (*sse4_1_umax<mode>3): Likewise.
21565 (uminv16qi3): Likewise.
21566 (*uminv16qi3): Likewise.
21567 (sminv8hi3): Likewise.
21568 (*sminv8hi3): Likewise.
21569 (*sse4_1_smin<mode>3): Likewise.
21570 (*sse4_1_umin<mode>3): Likewise.
21572 2008-04-01 Rafael Espíndola <espindola@google.com>
21574 * tree-cfg.c (verify_expr): remove in_phi.
21575 (verify_stmt): Don't call walk_tree with verify_expr. Use
21576 is_gimple_min_invariant instead of is_gimple_val.
21578 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21580 * doc/include/gpl_v3.texi: Update for manpage generation.
21581 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21583 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21584 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21585 gpl_v3.texi instead of gpl.texi.
21588 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21591 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21593 2008-04-01 Rafael Espíndola <espindola@google.com>
21595 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21596 (extract_code_and_val_from_cond): Use
21597 extract_code_and_val_from_cond_with_ops.
21599 2008-04-01 Jan Hubicka <jh@suse.cz>
21601 * function.c (free_after_compilation): Free epilogue_delay_list.
21602 (prepare_function_start): Assert that previous compilation was freed.
21604 2008-04-01 Jan Hubicka <jh@suse.cz>
21605 Jim Wilson <wilson@tuliptree.org>
21606 Andreas Tobler <andreast@gcc.gnu.org>
21608 PR middle-end/35781
21609 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21610 rtl.emit instead cfun->emit.
21611 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21612 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21614 2008-04-01 Ben Elliston <bje@au.ibm.com>
21616 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21618 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21620 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21622 (fprofile-use): Add var flag_profile_use
21623 * coverage.c (coverage_begin_output): Do not open a gcno file for
21624 output only if -ftest-coverage is set.
21625 Do not add getpwd() to gcda file path.
21626 (build_gcov_info): Check the new flag
21627 flag_profile_datafile_relative_path.
21628 (coverage_init): Use profile_data_prefix.
21629 Read profile counter only if flag_profile_use is set.
21630 * opts.c (common_handle_option): New option fprofile-use=,
21631 fprofile-dir=, fprofile-generate=.
21632 * toplev.c (profile_data_prefix): New variable definition.
21633 * toplev.h (profile_data_prefix): New declaration.
21634 * doc/invoke.tex (Option Summary, Optimization Options):
21637 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21639 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21640 use tmp consistently.
21643 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21644 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21645 UNSPEC_FR_RECIP_APPROX_RES.
21646 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21648 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21651 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21653 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21655 PR middle-end/30186
21656 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21657 element of the vector via a pointer.
21659 2008-03-31 Ian Lance Taylor <iant@google.com>
21661 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21663 2008-03-31 Jan Hubicka <jh@suse.cz>
21665 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21666 get_arg_pointer_save_area.
21667 * expr.c (init_expr): Just clear out rtl.expr.
21668 * function.c (free_after_compilation): Clear out whole RTL structure.
21669 (get_func_frame_size): Merge into ...
21670 (get_frame_size): ... this one.
21671 (assign_stack_local_1): Merge into ...
21672 (assign_stack_local): ... this one.
21673 (expand_function_end): Update call of get_arg_pointer_save_area.
21674 (get_art_pointer_save_area): Remove cfun argument.
21675 * function.h (emit_status): regno_pointer_align does not need length
21676 attribute. Move x_regno_reg_rtx to ...
21677 (regno_reg_rtx): ... new global array.
21678 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21679 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21680 apply_args_value, forced_labels, stack_pointer_delta):
21682 (struct varasm_status): Move here from varasm.c
21683 (struct rtl_data): New. Move here some fields from struct function.
21684 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21685 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21686 used_temp_slots avail_temp_slots, temp_slot_level,
21687 nonlocal_goto_handler_labels): Update accesstors.
21688 (rtl): New global variable.
21689 (struct function): Move some fileds to rtl_data.
21690 (get_arg_pointer_save_area): Update prototype.
21691 * emit-rtl.c (rtl): Declare.
21692 (regno_reg_rtx): Declare.
21693 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21695 (gen_reg_rtx): Update.
21696 (init_virtual_regs): Do not tate emit_status argument.
21697 (init_emit): Do not allocate emit.
21698 * varasm.c (varasm_statuc): Move to function.h.
21699 (n_deferred_constatns): Update accestor.
21700 (init_varasm_status): Do not allocate varasm_status.
21701 (force_const_mem, get_pool_size, output_constant_pool): Update.
21702 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21703 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21705 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21707 PR rtl-optimization/35729
21708 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21711 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21714 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21715 load/store if memory is unaligned.
21716 (*movti_rex64): Likewise.
21718 * config/i386/predicates.md (misaligned_operand): New.
21720 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21723 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21726 2008-03-31 Jan Beulich <jbeulich@novell.com>
21728 * config/ia64/constraints.md: Add 'j' constraint.
21729 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21730 (movdi_internal): Likewise.
21732 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21735 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21737 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21740 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21741 proper error message for the third argument on blendpd and
21744 * config/i386/sse.md (blendbits): New.
21745 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21747 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21749 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21751 2008-03-30 Richard Guenther <rguenther@suse.de>
21753 PR middle-end/31023
21754 * fold-const.c (fold_sign_changed_comparison): Do leave
21755 conversions to base-types alone.
21757 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21759 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21760 the link register if one altivec register is be saved.
21762 2008-03-30 Ben Elliston <bje@au.ibm.com>
21764 * final.c (final_scan_insn): Remove if (0) code.
21766 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21768 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21770 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21772 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21773 of V4SFmode to ix86_binary_operator_ok.
21775 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21777 * config/i386/i386.c (override_options): Initialize
21778 ix86_veclib_handler to ix86_veclibabi_svml when
21779 -mveclibabi=svml is used.
21780 (ix86_veclibabi_svml): New function for SVML ABI style
21781 vectorization support.
21782 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21784 2008-03-28 Rafael Espíndola <espindola@google.com>
21786 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21787 (tree_binary_nonnegative_warnv_p): Make it public.
21788 (tree_single_nonnegative_warnv_p): Make it public.
21789 (tree_invalid_nonnegative_warnv_p): Make it public.
21790 (tree_unary_nonzero_warnv_p): Make it public.
21791 (tree_binary_nonzero_warnv_p): Make it public
21792 (tree_single_nonzero_warnv_p): Make it public.
21793 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21794 (extract_range_from_binary_expr): Split the expr argument.
21795 (extract_range_from_unary_expr): Split the expr argument.
21796 (extract_range_from_comparison): Split the expr argument.
21797 (extract_range_from_expr): Use the new aux functions.
21798 (vrp_evaluate_conditional_warnv): Use
21799 vrp_evaluate_conditional_warnv_with_ops.
21800 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21801 (tree_binary_nonzero_warnv_p): Declare.
21802 (tree_single_nonzero_warnv_p): Declare.
21803 (tree_expr_nonzero_warnv_p): Declare.
21804 (tree_unary_nonnegative_warnv_p): Declare.
21805 (tree_binary_nonnegative_warnv_p): Declare.
21806 (tree_single_nonnegative_warnv_p): Declare.
21807 (tree_invalid_nonnegative_warnv_p): Declare.
21809 2008-03-28 Richard Guenther <rguenther@suse.de>
21811 PR tree-optimization/30317
21812 PR tree-optimization/30911
21813 PR tree-optimization/34793
21814 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21815 (struct assert_locus_d): New member EXPR.
21816 (register_new_assert_for): Add EXPR parameter to support
21817 ASSERT_EXPR <name, expr OP limit>.
21818 (register_edge_assert_for_1): Adjust callers.
21819 (find_assert_locations): Likewise.
21820 (process_assert_insertions_for): Build condition from expression.
21821 (extract_range_from_assert): Handle ASSERT_EXPRs
21822 of the form ASSERT_EXPR <name, expr OP limit>.
21823 (register_edge_assert_for_2): New helper registering
21824 asserts for comparisons. Recognize range tests of the form
21825 (unsigned)i - CST1 OP CST2.
21826 (register_edge_assert_for_1): Use it.
21827 (register_edge_assert_for): Likewise.
21828 (needs_overflow_infinity): Integer sub-types
21829 do not need overflow infinities.
21830 (vrp_val_is_max): The extreme values of integer sub-types
21831 are those of the base type.
21832 (vrp_val_is_min): Likewise.
21833 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21836 2008-03-28 Nick Clifton <nickc@redhat.com>
21839 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21840 Return GENERAL_REGS for stack adjustment reloads.
21842 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21845 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21846 const_vector when all the vectors are constant.
21848 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21850 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21852 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21853 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21855 (s<code>_sf): Use new scc_sf attribute for opcode names.
21857 2008-03-27 Tom Tromey <tromey@redhat.com>
21859 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21860 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21861 config/spu/t-spu-elf, config/i386/t-interix,
21862 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21863 config/i386/x-darwin, config/i386/x-mingw32,
21864 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21865 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21866 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21867 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21868 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21869 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21870 config/score/t-score-elf, config/arm/t-strongarm-pe,
21871 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21872 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21873 Revert automatic dependency patch.
21875 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21878 * config/i386/i386.c (ix86_function_arg_boundary): Align
21879 decimal floating point to its natural boundary.
21881 2008-03-27 Richard Guenther <rguenther@suse.de>
21883 PR middle-end/35716
21884 * fold-const.c (fold_comparison): Restrict distinct decl
21885 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21886 solely rely on operand_equal_p.
21888 2008-03-27 Richard Guenther <rguenther@suse.de>
21891 * c-common.c (handle_weak_attribute): Reject combination of
21894 2008-03-27 Richard Guenther <rguenther@suse.de>
21896 PR tree-optimization/32810
21897 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21898 conversions from DECL_INITIAL.
21899 (fold_const_aggregate_ref): Likewise from constructor elements.
21901 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21903 * tree-affine.h (aff_combination_expand): Declare.
21904 (get_inner_reference_aff): Likewise.
21905 * tree-affine.c (aff_combination_expand): Split out from
21906 tree_to_aff_combination_expand.
21907 (get_inner_reference_aff): New function.
21908 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21909 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21910 (struct lim_aux_data): sm_done field removed.
21911 (mem_ref_loc_p, mem_ref_locs_p): New types.
21912 (struct mem_ref): Added id, stored, accesses_in_loop,
21913 indep_loop, dep_loop, indep_ref, dep_ref fields.
21914 Removed is_stored, locs and next fields.
21915 (memory_accesses): New variable.
21916 (movement_possibility): Do not allow moving statements
21917 that store to memory.
21918 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21920 (determine_max_movement): For statements with memory references,
21921 find the outermost loop in that the reference is independent.
21922 (move_computations_stmt): Mark the virtual operands for renaming.
21923 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21924 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21925 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21926 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21927 create_vop_ref_mapping, analyze_memory_references,
21928 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21929 get_all_locs_in_loop, ref_always_accessed_p,
21930 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21931 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21932 store_motion_loop, store_motion): New functions.
21933 (struct vop_to_refs_elt): New type.
21934 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21935 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21936 (schedule_sm): Replaced by...
21937 (execute_sm): ... this.
21938 (determine_lsm_ref, hoist_memory_references,
21939 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21940 find_more_ref_vops, free_mem_ref, free_mem_refs,
21941 determine_lsm_loop, determine_lsm): Removed.
21942 (tree_ssa_lim_finalize): Free data structures used by store motion.
21943 (tree_ssa_lim): Call analyze_memory_references. Use
21944 store_motion instead of determine_lsm.
21946 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21948 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21949 rename tmake_file to m68hc11/t-m68hc11.
21950 (mcore): Set inhibit_libc to true.
21951 * config.host (alpha*-dec-*vms*): Set extra_programs.
21952 (interix3*): Don't use host_xmake_file.
21953 * configure.ac: Let config.gcc override inhibit_libc.
21954 * configure: Regenerate.
21956 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21957 * config/t-openbsd-thread: Remove commented out lines.
21959 * config/x-interix: Remove.
21961 * config/m68hc11/t-m68hc11-gas: Rename to...
21962 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21964 * config/mcore/t-mcore: Remove T_CFLAGS.
21965 * config/mcore/t-mcore-pe: Likewise.
21967 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21969 * configure.ac: Replace custom __GNU_SOURCE test with
21970 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21971 * aclocal.m4: Regenerate.
21972 * configure: Regenerate.
21973 * config.in: Regenerate.
21975 2008-03-27 Richard Guenther <rguenther@suse.de>
21977 * fold-const.c (target.h): Include.
21978 (fold_comparison): Fold comparison of addresses of decls
21979 that bind locally or of constants. Consolidate address folding code.
21980 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21981 results from fold_binary_to_constant.
21982 (compare_values_warnv): Likewise.
21984 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21986 PR middle-end/35429
21987 * fold-const.c (fold_truthop): Check for integeral types when folding
21988 a == 0 && b == 0 and a != 0 || b != 0 .
21990 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21992 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21994 2008-03-26 Andreas Schwab <schwab@suse.de>
21996 * doc/invoke.texi: Fix use of @item vs. @itemx.
21998 2008-03-26 Tom Tromey <tromey@redhat.com>
22000 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22001 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22002 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22003 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22004 build/genconstants.o, build/genemit.o, build/genextract.o,
22005 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22006 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22009 2008-03-26 Richard Guenther <rguenther@suse.de>
22012 2008-03-26 Richard Guenther <rguenther@suse.de>
22014 * fold-const.c (target.h): Include.
22015 (fold_comparison): Fold comparison of addresses of two decls
22016 that bind locally. Consolidate address folding code.
22018 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22020 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22021 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22022 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22023 dconstsqrt2, dconstthird, dconste and/or dconst10.
22024 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22025 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22026 dconstsqrt2, dconste): Delete.
22027 (init_emit_once): Likewise. Simplify initializing dconstm1.
22029 * real.c (get_real_const): New.
22030 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22031 dconstsqrt2, dconste): Delete.
22032 (real_value_const, get_real_const): New.
22034 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22036 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22038 * config/i386/i386.c (ix86_function_arg_boundary): Check
22039 BIGGEST_ALIGNMENT instead of 128.
22040 (setup_incoming_varargs_64): Likewise.
22042 2008-03-26 Tom Tromey <tromey@redhat.com>
22044 * Makefile.in (DEPFILES): Add missing '/'.
22046 2008-03-26 Richard Guenther <rguenther@suse.de>
22048 * fold-const.c (target.h): Include.
22049 (fold_comparison): Fold comparison of addresses of two decls
22050 that bind locally. Consolidate address folding code.
22052 2008-03-26 Nick Clifton <nickc@redhat.com>
22055 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22056 not allow INT+INT as a legitimate addressing mode.
22058 2008-03-26 Richard Guenther <rguenther@suse.de>
22060 * tree-flow.h (widen_bitfield): Remove declaration.
22061 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22062 (widen_bitfield): Remove function.
22063 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22066 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22069 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22072 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22074 PR rtl-optimization/35232
22075 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22076 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22077 reg_reloaded_call_part_clobbered here.
22078 (reload_regs_reach_end_p): New function.
22079 (reload_reg_rtx_for_input): New variable.
22080 (reload_reg_rtx_for_output): Likewise.
22081 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22082 when reassigning a pseudo register. Load reloadreg from
22083 reload_reg_rtx_for_input, moving the mode and register
22085 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22086 instead of the original when deciding whether an input reload
22087 would be a no-op or whether an output reload can be deleted.
22088 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22089 when setting up new_spill_reg_store. Load it from
22090 reload_reg_rtx_for_output, moving the mode and register
22092 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22093 instead of the original when deciding whether an output reload
22094 would be a no-op. Do the same when modifying insn notes.
22095 Use rtx_equal_p instead of == to compare the registers.
22096 (inherit_piecemeal_p): Take a mode and two register numbers
22098 (emit_reload_insns): Clear new_spill_reg_store for every hard
22099 register in the reload register. Remove spill registers
22100 from reg_reloaded_valid before considering whether to record
22101 inheritance information for them. Use reload_reg_rtx_for_output
22102 instead of reg_rtx when recording output reloads. Use
22103 reload_reg_rtx_for_input instead of reg_rtx when recording
22104 input reloads. Set or clear reg_reloaded_call_part_clobbered
22105 at the same time as setting reg_reloaded_valid.
22106 (delete_output_reload): Add a new_reload_reg parameter and use it
22107 instead of rld[j].reg_rtx.
22108 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22111 2008-03-25 Tom Tromey <tromey@redhat.com>
22113 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22114 (build/genattr.o): Likewise.
22115 (build/genattrtab.o): Likewise.
22116 (build/gencodes.o): Likewise.
22117 (build/genconfig.o): Likewise.
22118 (build/genconstants.o): Likewise.
22119 (build/genemit.o): Likewise.
22120 (build/genextract.o): Likewise.
22121 (build/genflags.o): Likewise.
22123 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22125 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22126 instead of size_int for integer types.
22127 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22128 to match type of MINUS_EXPR.
22130 2008-03-25 Tom Tromey <tromey@redhat.com>
22132 * configure: Rebuilt.
22133 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22136 2008-03-25 Tom Tromey <tromey@redhat.com>
22138 * config/x-solaris (host-solaris.o): Update.
22139 * config/x-linux (host-linux.o): Update.
22140 * config/x-hpux (host-hpux.o): Update.
22141 * config/x-darwin (host-darwin.o): Update.
22142 * config/v850/t-v850e (v850-c.o): Update.
22143 * config/v850/t-v850 (v850-c.o): Update.
22144 * config/t-vxworks (vxworks.o): Update.
22145 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22146 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22147 * config/spu/t-spu-elf (spu-c.o): Update.
22149 * config/sh/t-symbian (sh-c.o): Update.
22150 (symbian.o): Update.
22151 * config/sh/t-sh (sh-c.o): Update.
22152 * config/score/t-score-elf (score7.o, score3.o): Update.
22153 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22154 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22155 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22156 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22157 (rs6000.o): Remove.
22158 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22159 * config/m32c/t-m32c (m32c-pragma.o): Update.
22160 * config/ia64/t-ia64 (ia64-c.o): Update.
22161 * config/i386/x-mingw32 (host-mingw32.o): Update.
22162 * config/i386/x-i386 (driver-i386.o): Update.
22163 * config/i386/x-darwin (host-i386-darwin.o): Update.
22164 * config/i386/x-cygwin (host-cygwin.o): Update.
22165 * config/i386/t-nwld (nwld.o): Update.
22166 * config/i386/t-netware (netware.o): Update.
22167 * config/i386/t-interix (winnt.o): Update.
22168 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22169 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22170 msformat-c.o): Update.
22171 * config/bfin/t-bfin-linux (generated_files): Add
22172 linux-sysroot-suffix.h.
22173 * config/arm/t-wince-pe (pe.o): Update.
22174 * config/arm/t-strongarm-pe (pe.o): Update.
22175 * config/arm/t-pe (pe.o): Update.
22176 * config/arm/t-arm (arm-c.o): Update.
22177 * doc/install.texi (Prerequisites): Require make 3.80.
22178 * Makefile.in: Remove .o targets.
22179 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22180 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22181 (simple_generated_h, simple_generated_c): Move earlier.
22182 (generated_files): New variable.
22183 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22184 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22185 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22186 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22187 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22188 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22189 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22190 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22191 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22192 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22193 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22194 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22196 (COMPILE.base, COMPILE): New variables.
22197 (%.o): New pattern rule.
22198 (ALL_HOST_OBJS): New variable.
22199 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22200 (dummy-checksum.o, cc1-checksum.o): Remove.
22201 (DRIVER_SHLIB): New variable.
22202 (DRIVER_DEFINES): Use it.
22203 (gencondmd.c): Move out of build/.
22204 (s-conditions): Update.
22205 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22206 (ALL_BUILD_OBJS): Likewise.
22207 (build/%.o): Use BUILDCOMPILE.
22208 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22209 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22210 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22211 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22212 build/genconfig.o, build/genconstants.o, build/genemit.o,
22213 build/genextract.o, build/genflags.o, build/genmddeps.o,
22214 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22215 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22216 build/gen-protos.o, build/scan.o, build/fix-header.o,
22217 build/scan-decls.o): Simplify.
22218 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22219 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22220 prefix.o, toplev.o): Reduce to variable setting.
22221 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22222 ($(out_object_file), gcc-options.o): New targets.
22223 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22224 * configure: Rebuilt.
22225 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22226 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22228 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22230 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22231 complain when we hit an error, return ERROR_MARK_NODE.
22233 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22235 * config/sh/constraints.md (Pso, Psz): New constraints.
22236 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22237 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22239 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22241 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22242 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22244 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22246 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22247 (prefetch_sh2a): New.
22249 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22250 Naveen.H.S <naveen.hs@kpitcummins.com>
22252 * config/sh/constraints.md (I28): New constraint.
22253 * config/sh/sh.c (broken_move): Add support for movi20s.
22254 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22256 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22257 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22258 Naveen.H.S <naveen.hs@kpitcummins.com>
22260 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22261 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22262 (print_operand): Handle resbank in %@ operand code.
22263 (sh_encode_section_info): New.
22264 (push_regs): Add conditions for resbank.
22265 (sh_expand_epilogue): Likewise.
22266 (sh_insert_attributes): Likewise.
22267 (sh_attribute_table): Likewise.
22268 (sh_handle_resbank_handler_attribute): New.
22269 (sh2a_handle_function_vector_handler_attribute): New.
22270 (sh2a_is_function_vector_call): New.
22271 (sh2a_get_function_vector_number): New.
22272 (sh2a_function_vector_p): New.
22273 (sh_cfun_resbank_handler_p): New.
22274 * config/sh/sh.md (calli): Emit jsr/n if possible.
22275 (calli_tbr_rel): New.
22276 (calli_pcrel): Emit jsr/n if possible.
22277 (return_i): Emit rts/n if possible.
22278 (call_valuei_tbr_rel): New.
22279 (call_valuei_pcrel): Add condition for SH2A target.
22280 (call_value): Likewise.
22281 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22282 (sh2a_get_function_vector_number): Likewise.
22283 (sh2a_is_function_vector_call): Likewise.
22284 * doc/extend.texi: Document TBR relative addressing of SH2A.
22285 (resbank): Add description for SH2A.
22287 2008-03-24 Richard Guenther <rguenther@suse.de>
22290 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22291 pointer assignments change conversions according to middle-end rules.
22292 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22293 * configure.ac: Include type checking in yes.
22294 * configure: Regenerate.
22296 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22298 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22299 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22301 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22303 * gthr-vxworks.h (UNUSED): Define.
22305 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22307 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22309 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22311 * doc/extend.texi (Function Attributes): Add missing comma in the
22312 example of the "alloc_size" attribute.
22314 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22317 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22319 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22322 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22325 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22326 of the underlying type of a MS bitfield layout to the natural
22327 alignment of the type.
22329 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22331 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22332 to their natural alignment to avoid store forwarding stalls.
22334 2008-03-22 Richard Guenther <rguenther@suse.de>
22336 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22337 For PHI nodes verify the address is invariant.
22338 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22339 (get_symbol_constant_value): Use is_gimple_min_invariant.
22340 (maybe_fold_stmt_indirect): Likewise.
22342 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22344 PR rtl-optimization/33927
22345 * Makefile.in (dse.o): Depend on $(TM_P_H).
22346 * expr.h (extract_low_bits): Declare.
22347 * expmed.c (extract_low_bits): New function.
22348 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22349 * dse.c: Include tm_p.h.
22350 (find_shift_sequence): Remove the read_reg argument and return the
22351 read value. Emit the instructions instead of returning them.
22352 Iterate on new_mode rather than calculating it each time.
22353 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22354 source to NEW_MODE and extract_low_bits to convert the shifted
22355 value to READ_MODE.
22356 (replace_read): Allow the load and store to have different mode
22357 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22358 or extraction instructions before trying the replacement. Update
22359 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22361 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22363 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22364 to their natural alignment to avoid store forwarding stalls.
22366 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22369 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22370 encouraging but not allowing gprs for input;
22371 change the input constraint to !f#r.
22372 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22374 change the output constraint to !f#r.
22376 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22379 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22380 corresponding post-reload splitters.
22381 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22382 when x87 FP math is selected.
22383 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22384 New function prototype.
22385 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22386 unreachable function to ease macroization of insn patterns.
22388 2008-03-21 Martin Jambor <mjambor@suse.cz>
22390 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22391 reference dumps if ddr is NULL or dependence is unknown.
22393 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22395 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22396 unsigned extension into account.
22397 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22398 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22399 Do computations on a scratch register.
22401 2008-03-21 Richard Guenther <rguenther@suse.de>
22403 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22404 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22405 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22406 * tree-ssa-dom.c (record_equality): Likewise.
22407 * tree-inline.c (copy_body_r): Likewise.
22408 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22411 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22413 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22414 as 'delete_unused' argument.
22416 2008-03-20 Richard Guenther <rguenther@suse.de>
22418 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22419 special casing of constant qualifiers.
22420 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22421 care about them in general.
22422 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22423 regardless of their type.
22424 (fold_stmt_r): Forcefully fold *& if we end up with that.
22426 2008-03-20 Paul Brook <paul@codesourcery.com>
22428 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22429 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22431 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22433 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22434 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22436 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22438 * common.opt (Wmudflap): New option.
22439 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22440 (mx_register_decls): Likewise.
22441 (mudflap_finish_file): Likewise.
22442 * doc/invoke.texi: Document -Wno-mudflap.
22444 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22446 * c-format.c (replace_format_name_to_system_name): New.
22447 (cmp_attribs): New.
22448 (convert_format_name_to_system_name): New.
22449 (decode_format_attr): Add use of convert_format_name_to_system_name.
22450 (format_types_orig): Add gnu_ prefix to names.
22451 (check_format_info_main): Special treating of \0 escaped names for
22452 supporting multi-character format specifiers as I32, I64.
22453 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22454 (gnu_target_overrides_format_attributes): New.
22455 * c-format.h: Add structure target_ovr_attr to hold
22456 system specific formatter names.
22457 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22458 msformat-c.o file to c_target_objs and cxx_target_objs.
22459 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22460 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22461 (TARGET_N_FORMAT_TYPES): New.
22462 * config/i386/msformat-c.c: New.
22463 * config/i386/t-cygming: Add build rule for msformat-c.o.
22464 * doc/extend.texi: Add new format names gnu_* and ms_* and
22466 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22468 2008-03-20 Ira Rosen <irar@il.ibm.com>
22470 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22471 optimizations turned on under -O3.
22472 (ftree-vectorize): Add that the flag is turned on with -O3.
22474 2008-03-20 Ben Elliston <bje@au.ibm.com>
22476 * regmove.c (try_auto_increment): Fix spelling error in comment.
22477 * final.c (final_scan_insn): Likewise.
22479 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22482 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22483 allocator preferences for "y" and "r" class registers.
22484 ("*mov<mode>_internal"): Ditto.
22485 ("*movv2sf_internal_rex64"): Ditto.
22486 ("*movv2sf_internal"): Ditto.
22488 2008-03-19 Michael Matz <matz@suse.de>
22490 PR middle-end/35616
22491 * calls.c (expand_call): Check overlap of arguments with call
22492 address for sibcalls.
22494 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22497 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22498 of the underlying type of a MS bitfield layout to the natural
22499 alignment of the type.
22501 2008-03-19 Jan Hubicka <jh@suse.cz>
22504 * toplev.c (decode_d_option): Handle all CPP flags.
22505 * tree-vrp.c: Update tree_pass descriptors.
22506 * regrename.c: Update tree_pass descriptors.
22507 * fwprop.c: Update tree_pass descriptors.
22508 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22509 * tree-into-ssa.c: Update tree_pass descriptors.
22510 * tree-dump.c: Update tree_pass descriptors.
22511 * tree-complex.c: Update tree_pass descriptors.
22512 * tree-dump.h: Update tree_pass descriptors.
22513 * see.c: Update tree_pass descriptors.
22514 * cgraphbuild.c: Update tree_pass descriptors.
22515 * tracer.c: Update tree_pass descriptors.
22516 * tree-loop-distribution.c: Update tree_pass descriptors.
22517 * cgraph.c: Update tree_pass descriptors.
22518 * postreload-gcse.c: Update tree_pass descriptors.
22519 * postreload.c: Update tree_pass descriptors.
22520 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22521 * tree-tailcall.c: Update tree_pass descriptors.
22522 * tree-pass.h (tree_opt_pass): Rename to ...
22523 (opt_pass) ... this one; add "type" field and remove letter field.
22524 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22525 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22526 all_lowering_passes): Update declaration.
22527 * ipa-cp.c: Update tree_pass descriptors.
22528 * final.c: Update tree_pass descriptors.
22529 * omp-low.c: Update tree_pass descriptors.
22530 * tree-ssa-dse.c: Update tree_pass descriptors.
22531 * ipa-reference.c: Update tree_pass descriptors.
22532 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22533 * auto-inc-dec.c: Update tree_pass descriptors.
22534 * reorg.c: Update tree_pass descriptors.
22535 * cgraphunit.c: Update tree_pass descriptors.
22536 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22537 * tree-ssa-ccp.c: Update tree_pass descriptors.
22538 * df-core.c: Update tree_pass descriptors.
22539 * mode-switching.c: Update tree_pass descriptors.
22540 * tree-nomudflap.c: Update tree_pass descriptors.
22541 * modulo-sched.c: Update tree_pass descriptors.
22542 * ipa-pure-const.c: Update tree_pass descriptors.
22543 * cse.c: Update tree_pass descriptors.
22544 * web.c: Update tree_pass descriptors.
22545 * tree-stdarg.c: Update tree_pass descriptors.
22546 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22547 * tree-ssa-dom.c: Update tree_pass descriptors.
22548 * tree-nrv.c: Update tree_pass descriptors.
22549 * tree-ssa-alias.c: Update tree_pass descriptors.
22550 * loop-init.c: Update tree_pass descriptors.
22551 * gimple-low.c: Update tree_pass descriptors.
22552 * ipa-inline.c: Update tree_pass descriptors.
22553 * tree-ssa-sink.c: Update tree_pass descriptors.
22554 * global.c: Update tree_pass descriptors.
22555 * ifcvt.c: Update tree_pass descriptors.
22556 * jump.c: Update tree_pass descriptors.
22557 * predict.c: Update tree_pass descriptors.
22558 * tree-ssa-loop.c: Update tree_pass descriptors.
22559 * recog.c: Update tree_pass descriptors.
22560 * dse.c: Update tree_pass descriptors.
22561 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22562 * tree-eh.c: Update tree_pass descriptors.
22563 * regmove.c: Update tree_pass descriptors.
22565 * function.c: Update tree_pass descriptors.
22566 * tree-vectorizer.c: Update tree_pass descriptors.
22567 * gcse.c: Update tree_pass descriptors.
22568 * ipa-type-escape.c: Update tree_pass descriptors.
22569 * tree-if-conv.c: Update tree_pass descriptors.
22570 * init-regs.c: Update tree_pass descriptors.
22571 * ipa.c: Update tree_pass descriptors.
22572 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22573 * rtl-factoring.c: Update tree_pass descriptors.
22574 * lower-subreg.c: Update tree_pass descriptors.
22575 * bt-load.c: Update tree_pass descriptors.
22576 * tree-dfa.c: Update tree_pass descriptors.
22577 * except.c: Update tree_pass descriptors.
22578 * emit-rtl.c: Update tree_pass descriptors.
22579 * cfgexpand.c: Update tree_pass descriptors.
22580 * tree-cfgcleanup.c: Update tree_pass descriptors.
22581 * cfgcleanup.c: Update tree_pass descriptors.
22582 * tree-ssa-pre.c: Update tree_pass descriptors.
22583 * tree-sra.c: Update tree_pass descriptors.
22584 * tree-mudflap.c: Update tree_pass descriptors.
22585 * tree-ssa-copy.c: Update tree_pass descriptors.
22586 * cfglayout.c: Update tree_pass descriptors.
22587 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22588 * tree-ssa-dce.c: Update tree_pass descriptors.
22589 * tree-ssa.c: Update tree_pass descriptors.
22590 * regclass.c: Update tree_pass descriptors.
22591 * integrate.c: Update tree_pass descriptors.
22592 * tree-optimize.c: Update tree_pass descriptors.
22593 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22594 * tree-object-size.c: Update tree_pass descriptors.
22595 * combine.c: Update tree_pass descriptors.
22596 * tree-outof-ssa.c: Update tree_pass descriptors.
22597 * bb-reorder.c: Update tree_pass descriptors.
22598 * stack-ptr-mod.c: Update tree_pass descriptors.
22599 * var-tracking.c: Update tree_pass descriptors.
22600 * tree-profile.c: Update tree_pass descriptors.
22601 * tree-vect-generic.c: Update tree_pass descriptors.
22602 * reg-stack.c: Update tree_pass descriptors.
22603 * sched-rgn.c: Update tree_pass descriptors.
22604 * tree-ssa-structalias.c: Update tree_pass descriptors.
22605 * tree-cfg.c: Update tree_pass descriptors.
22606 * passes.c (current_pass): Update declaration.
22607 (finish_optimization_passes): Update.
22608 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22609 (register_one_dump_file, register_dump_files_1, next_pass_1):
22611 (init_optimization_passes): Update handling of new types.
22612 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22613 * ipa-struct-reorg.c: Update tree_pass descriptors.
22614 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22615 * combine-stack-adj.c: Update tree_pass descriptors.
22616 * cfgrtl.c: Update tree_pass descriptors.
22617 * dce.c: Update tree_pass descriptors.
22618 * tree-ssanames.c: Update tree_pass descriptors.
22620 2008-03-19 Richard Guenther <rguenther@suse.de>
22622 PR middle-end/35609
22623 * tree-ssa.c (walk_data): New structure.
22624 (warn_uninitialized_var): If not always_executed warn with "maybe"
22626 (execute_early_warn_uninitialized): Compute post-dominators.
22627 Initialize always_executed before processing each basic block.
22629 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22632 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22633 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22635 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22637 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22639 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22641 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22643 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22644 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22645 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22646 target after ignore has been set, and move there also the commputation
22647 of subtarget and original_target.
22648 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22649 (LANG_HOOKS_INITIALIZER): Remove it.
22650 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22652 2008-03-18 Richard Guenther <rguenther@suse.de>
22654 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22655 found an expression with constants, note that in the VN for the lhs.
22656 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22657 fold them to constants if possible. Run cleanup_cfg if done so.
22658 (execute_pre): Return todo.
22659 (do_pre): Likewise.
22660 (execute_fre): Likewise.
22661 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22663 (get_prop_source_stmt): Look through pointer conversions.
22665 2008-03-18 Jan Hubicka <jh@suse.cz>
22667 * tree-pretty-print.c: Include predict.h.
22668 (dump_generic_node): Dump predictor.
22669 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22670 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22671 * gimple-low.c (lower_stmt): Likewise.
22672 * expr.c (expand_expr_real): Likewise.
22673 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22675 (build_predict_expr, build_predict_expr): New.
22676 * predict.h (predictor_name, build_predict_expr): Update.
22677 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22678 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22679 * predict.def (PRED_CONTINUE): Update hitrate.
22680 * tree.def (PREDICT_EXPR): Define.
22681 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22682 do not handle BIND_EXPR.
22683 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22684 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22685 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22688 2008-03-18 Michael Matz <matz@suse.de>
22690 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22692 2008-03-18 Richard Guenther <rguenther@suse.de>
22694 * tree-gimple.h (is_gimple_invariant_address): Declare.
22695 (is_gimple_constant): Likewise.
22696 * tree-gimple.c (is_gimple_constant): New function.
22697 (is_gimple_invariant_address): Likewise.
22698 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22699 and is_gimple_invariant_address.
22700 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22702 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22703 an addressable base.
22705 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22707 PR middle-end/35611
22708 * gimplify.c (gimplify_expr): Gimplify second operand of
22711 2008-03-17 Richard Guenther <rguenther@suse.de>
22713 PR tree-optimization/19637
22714 * fold-const.c (fold_unary): Remove restrictions of removing
22715 intermediate pointer-conversions (P2)(P1)P0.
22716 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22717 conversion to void pointer.
22718 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22720 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22723 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22724 emulated thread local variables.
22726 2008-03-16 Richard Guenther <rguenther@suse.de>
22728 PR middle-end/35607
22729 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22730 expand TREE_INVARIANT operations that are not gimple invariant.
22732 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22734 * doc/extend.texi (Alignment): Say that the ABI controls
22735 the __alignof__ for non-strict-alignment targets rather
22736 than being a recommendation.
22738 2008-03-15 Paul Brook <paul@codesourcery.com>
22740 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22742 (arm_output_fn_unwind): Mark functions that can not be unwound.
22744 2008-03-15 Paul Brook <paul@codesourcery.com>
22746 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22747 extension instructions.
22749 2008-03-15 Richard Guenther <rguenther@suse.de>
22751 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22752 and fold constant aggregate refs.
22753 (fold_const_aggregate_ref): Handle string constants
22754 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22755 (evaluate_stmt): Simplify now that ccp_fold folds constant
22758 2008-03-15 Paul Brook <paul@codesourcery.com>
22760 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22761 (extzv): Use gen_extzv_t2.
22762 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22764 2008-03-15 Richard Guenther <rguenther@suse.de>
22766 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22767 (fold_const_aggregate_ref): Likewise.
22768 (get_value): Return NULL if we don't have any values.
22769 (ccp_finalize): Set const_val to NULL after freeing it.
22770 * tree-flow.h (get_symbol_constant_value): Declare.
22771 (fold_const_aggregate_ref): Likewise.
22772 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22774 2008-03-15 Richard Guenther <rguenther@suse.de>
22776 PR middle-end/35593
22777 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22778 to not produce negative array indices if not allowed. Add
22779 parameter to indicate that.
22780 (maybe_fold_offset_to_component_ref): Allow negative array
22781 indices only for the first member of a structure.
22782 (maybe_fold_offset_to_reference): Allow negative array indices.
22783 (maybe_fold_stmt_addition): Likewise.
22785 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22786 Anatoly Sokolov <aesok@post.ru>
22788 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22789 (avr_arch): Add ARCH_AVR6.
22790 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22791 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22792 instead of fixed value 2.
22793 (print_operand_address): Use gs() asm specifier instead of pm().
22794 (avr_assemble_integer): (Ditto.).
22795 (avr_output_addr_vec_elt): (Ditto.).
22796 (print_operand): Handle "!" code.
22797 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22798 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22799 (AVR_HAVE_EIJMP_EICALL): Define.
22800 (AVR_3_BYTE_PC): Redefine.
22801 (AVR_2_BYTE_PC): (Ditto.).
22802 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22803 (LINK_SPEC): Add atmega2560 and atmega2561.
22804 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22806 * config/avr/avr.md (call_insn): Use eicall instead of icall
22807 for 3 byte PC devices.
22808 (call_value_insn): (Ditto.).
22809 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22810 (indirect_jump): Use only for for 2 byte PC devices.
22811 (*tablejump): (Ditto.).
22812 (*indirect_jump_avr6): Add insn.
22813 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22814 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22815 instead of ijmp for 3 byte PC devices.
22816 (__tablejump2__): (Ditto.).
22817 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22818 (MULITLIB_DIRNAMES): (Ditto.).
22819 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22821 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22823 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22824 "sse2_umulsidi3". Use V1DI mode for operand 0.
22825 ("mmx_psadbw"): Use V1DI mode for operand 0.
22826 * config/i386/i386-modes.def (V1SI): New vector mode.
22827 * config/i386/i386.c (struct builtin_description)
22828 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22829 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22830 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22831 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22832 v1di_ftype_v8qi_v8qi type.
22833 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22835 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22836 __builtin_ia32_pmuludq]: Fix the mode of return value.
22838 2008-03-15 Richard Guenther <rguenther@suse.de>
22840 PR middle-end/35595
22841 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22844 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22846 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22847 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22848 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22849 unless TARGET_SERIALIZE_VOLATILE is enabled.
22850 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22851 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22852 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22854 2008-03-14 Richard Guenther <rguenther@suse.de>
22856 PR tree-optimization/34172
22857 * tree-flow.h (refs_may_alias_p): Declare.
22858 (get_single_def_stmt): Likewise.
22859 (get_single_def_stmt_from_phi): Likewise.
22860 (get_single_def_stmt_with_phi): Likewise.
22861 * tree-dfa.c (refs_may_alias_p): New function.
22862 (get_single_def_stmt): Likewise.
22863 (get_single_def_stmt_from_phi): Likewise.
22864 (get_single_def_stmt_with_phi): Likewise.
22865 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22866 (vn_reference_lookup_1): New helper function.
22867 (vn_reference_lookup): Walk the virtual use-def chain to
22868 continue searching for a match if the def does not alias the
22869 reference we are looking for.
22871 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22873 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22874 archive and Perzl. Update The Written Word listing.
22876 2008-03-14 Richard Guenther <rguenther@suse.de>
22878 PR tree-optimization/34043
22879 PR tree-optimization/33989
22880 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22882 (bitmap_find_leader): Use extra argument to verify dominance
22883 relationship inside a basic-block.
22884 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22885 (find_leader_in_sets): Adjust.
22886 (create_component_ref_by_pieces): Take extra argument for
22887 dominance check, handle lookup failures.
22888 (find_or_generate_expression): Likewise.
22889 (create_expression_by_pieces): Likewise.
22890 (insert_into_preds_of_block): Adjust.
22891 (create_value_expr_from): If asked for, verify all operands
22892 are in the blocks AVAIL_OUT set.
22893 (make_values_for_stmt): Check for SSA_NAMEs that are life
22894 over an abnormal edge.
22895 (compute_avail): Remove such check.
22896 (do_SCCVN_insertion): New function.
22897 (eliminate): If we do not find a leader suitable for replacement
22898 insert a replacement expression from SCCVN if available.
22899 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22900 (struct vn_ssa_aux): Add needs_insertion flag.
22901 * tree-ssa-sccvn.c (may_insert): New global flag.
22902 (copy_reference_ops_from_ref): Value-number union member access
22903 based on its size, not type and member if insertion is allowed.
22904 (visit_reference_op_load): For a weak match from union type
22905 punning lookup a view-converted value and insert a SSA_NAME
22906 for that value if that is not found.
22907 (visit_use): Make dumps shorter. Do not disallow value numbering
22908 SSA_NAMEs that are life over an abnormal edge to constants.
22909 (free_scc_vn): Release inserted SSA_NAMEs.
22910 (run_scc_vn): New flag to specify whether insertion is allowed.
22911 Process SSA_NAMEs in forward order.
22912 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22913 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22914 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22915 pointer type to/from integral types that do not change the
22916 precision to regular conversions.
22918 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22920 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22921 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22922 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22923 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22924 input arguments and the mode of return value. Built-in functions
22925 that operate on whole 64-bit MMX register now use V1DI mode.
22927 2008-03-13 Alon Dayan <alond@il.ibm.com>
22928 Olga Golovanevsky <olga@il.ibm.com>
22930 PR tree-optimization/35041
22931 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22932 to locate the right position in a statement.
22934 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22938 * config/i386/xmmintrin.h: Change all static inline functions to
22939 extern inline and add __gnu_inline__ attribute.
22940 * config/i386/bmintrin.h: Ditto.
22941 * config/i386/smmintrin.h: Ditto.
22942 * config/i386/tmmintrin.h: Ditto.
22943 * config/i386/mmintrin-common.h: Ditto.
22944 * config/i386/ammintrin.h: Ditto.
22945 * config/i386/emmintrin.h: Ditto.
22946 * config/i386/pmmintrin.h: Ditto.
22947 * config/i386/mmintrin.h: Ditto.
22948 * config/i386/mm3dnow.h: Ditto.
22950 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22952 PR middle-end/35185
22953 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22954 (lower_omp_2): New function.
22955 (lower_omp_1, lower_omp): Rewritten.
22957 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22960 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22961 with the phrase "Microsoft Windows compilers".
22962 (Push/Pop Macro Pragmas): New subsection. Document
22963 #pragma push_macro and pragma pop_macro.
22965 2008-03-12 Paul Brook <paul@codesourcery.com>
22967 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22969 2008-03-12 Paul Brook <paul@codesourcery.com>
22971 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22972 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22973 (thumb2_addsi_shortim): Rename ...
22974 (thumb2_addsi_short): ... to this. Allow register operands.
22975 (thumb2_subsi_short): New pattern.
22976 (thumb2_one_cmplsi2_short,
22977 thumb2_negsi2_short): New patterns and peepholes.
22979 2008-03-12 Paul Brook <paul@codesourcery.com>
22981 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22983 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22985 * config/i386/i386.md (int_cond): New code iterator.
22987 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22988 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22989 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22990 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22991 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22992 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22993 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22994 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22996 2008-03-12 Paul Brook <paul@codesourcery.com>
22998 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22999 instead of {arm,thumb}_compute_save_reg_mask.
23000 (output_return_instruction): Ditto.
23001 (thumb_unexpanded_epilogue): Ditto.
23002 (thumb1_expand_prologue): Ditto.
23003 (thumb1_output_function_prologue): Ditto.
23004 (arm_set_return_address): Ditto.
23005 (thumb_set_return_address): Ditto.
23006 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23007 regs to achieve stack alignment.
23008 (thumb1_compute_save_reg_mask): Fix compiler warning.
23009 (arm_output_epilogue): Use offsets->saved_regs_mask.
23010 Adjust stack pointer by poping call clobered registers.
23011 (arm_expand_prologue): Use offsets->saved_regs_mask.
23012 Adjust stack pointer by pushing extra registers.
23013 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23015 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23018 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23019 conversion to the operands of a multiplication.
23021 2008-03-12 Richard Guenther <rguenther@suse.de>
23023 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23024 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23025 * timevar.def (TV_TREE_PHIPROP): Add.
23026 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23027 pass description. Use TV_TREE_PHIPROP.
23028 * tree-ssa-forwprop.c: Remove phiprop code.
23030 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23032 PR middle-end/35549
23033 * omp-low.c (maybe_lookup_decl): Constify first argument.
23034 (use_pointer_for_field): Change last argument from bool to
23035 omp_context *. Disallow shared copy-in/out in nested
23036 parallel if decl is shared in outer parallel too.
23037 (build_outer_var_ref, scan_sharing_clauses,
23038 lower_rec_input_clauses, lower_copyprivate_clauses,
23039 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23041 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23042 Ira Rosen <irar@il.ibm.com>
23044 * tree-vectorizer.c (free_stmt_vec_info): New function.
23045 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23046 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23047 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23048 * tree-vect-transform.c (vectorizable_conversion): Free
23049 vec_oprnds0 if it was allocated.
23050 (vect_permute_store_chain): Remove unused VECs.
23051 (vectorizable_store): Free VECs that are allocated in the..
23053 (vect_transform_strided_load, vectorizable_load): Likewise.
23054 (vect_remove_stores): Simplify the code.
23055 (vect_transform_loop): Move code to vect_remove_stores().
23056 Call vect_remove_stores() and free_stmt_vec_info().
23058 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23060 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23061 TARGET_HPUX. Revise comment.
23062 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23063 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23064 Use sr4 variant of `be' instruction when not generating PIC code.
23065 (attr_length_call): Adjust for above change.
23067 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23069 * ipa-reference.c (static_execute): Remove module_statics_const and
23070 associated setting code.
23072 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23075 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23076 predicate for operand 1.
23077 (paritysi2_cmp): Use register_operand predicate for operand 2.
23078 Use earlyclobber modifier for operand 1. Remove support for
23080 (paritydi2_cmp): Use register_operand predicate for operand 3.
23081 Use earlyclobber modifier for operand 1. Remove support for
23084 2008-03-11 Paul Brook <paul@codesourcery.com>
23085 Vladimir Prus <vladimir@codesourcery.com>
23087 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23088 (arm_compute_save_reg0_reg12_mask): Always
23089 check if register 11 must be saved. Always safe hard frame pointer
23090 when frame_pointer_needeed.
23091 (arm_compute_save_reg_mask): Save IP and PC
23092 only with apcs frames.
23093 (arm_output_epilogue): Adjust Thumb2 codepath to
23094 be also invoked and work for ARM non-apcs frames.
23095 (arm_expand_prologue): Don't bother saving IP
23096 for non-apcs frame, since it's not clobbered by
23097 prologue code. Implement non-apcs frame
23100 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23102 PR rtl-optimization/35281
23103 * expr.c (convert_move): Use a new pseudo for the intermediate
23104 from_mode->word_mode result.
23106 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23108 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23109 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23110 * toplev.c (compile_file): Don't call it.
23112 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23114 PR middle-end/35526
23115 * expr.c (store_expr): Call emit_block_move if the mode
23116 of "temp" RTX is BLKmode.
23118 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23119 Richard Guenther <rguenther@suse.de>
23121 PR tree-optimization/31358
23122 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23123 the step with a NULL_TREE.
23124 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23125 to sizetype if type is a pointer type.
23126 (add_candidate_1): Don't convert the base and step to
23127 the generic type if the orginal type is a pointer type.
23128 (add_iv_value_candidates): Use sizetype for the step
23129 if type is a pointer type.
23130 (cand_value_at): Likewise.
23131 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23133 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23134 Don't convert the tem affine to the type.
23135 (add_elt_to_tree): Use sizetype for the step if a pointer.
23136 Use POINTER_PLUS_EXPR for pointers.
23137 (aff_combination_to_tree): Use sizetype for the step if a
23140 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23142 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23143 Remove commutativity hint.
23145 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23149 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23150 errorneous type. Check that v is a VAR_DECL.
23152 PR middle-end/35099
23153 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23155 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23157 PR tree-optimization/35494
23158 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23159 may be overriden at link and run time.
23161 2008-03-10 Richard Guenther <rguenther@suse.de>
23163 PR tree-optimization/34677
23164 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23165 (poolify_tree): Likewise.
23166 (modify_expr_template): Likewise.
23167 (poolify_modify_stmt): Likewise.
23168 (insert_fake_stores): Handle all component-ref style stores
23169 in addition to INDIRECT_REF. Also handle complex types.
23170 Do not poolify the inserted load.
23171 (realify_fake_stores): Do not rebuild the tree but only
23172 make it a SSA_NAME copy.
23173 (init_pre): Remove initialzation of modify_expr_template.
23174 Do not allocate modify_expr_node_pool.
23175 (fini_pre): Do not free modify_expr_node_pool.
23177 2008-03-10 Paul Brook <paul@codesourcery.com>
23179 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23180 to avoid conflicts.
23182 2008-03-10 Paul Brook <paul@codesourcery.com>
23183 Mark Shinwell <shinwell@codesourcery.com>
23185 * config/arm/cortex-r4.md: New.
23186 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23188 * config/arm/arm.md: Include cortex-r4.md.
23189 (insn): Add smmls, sdiv and udiv values.
23190 (generic_sched): Don't use generic scheduling for Cortex-R4.
23191 (arm_issue_rate): New function.
23192 (TARGET_SCHED_ISSUE_RATE): Define.
23194 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23196 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23198 2008-03-10 Richard Guenther <rguenther@suse.de>
23200 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23201 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23203 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23205 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23206 Set default to true.
23208 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23210 * c.opt (Wsynth): Deprecate.
23211 * doc/invoke.texi (Option Summary, Warning Options): Document
23212 -Wno-format-contains-nul.
23214 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23217 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23218 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23220 2008-03-09 Ira Rosen <irar@il.ibm.com>
23222 * config/rs6000/rs6000.c (builtin_description): Rename vector
23223 left shift operations.
23224 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23225 (altivec_vsl<VI_char>): Rename to ...
23226 (ashl<mode>3): ... new name.
23227 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23229 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23231 2008-03-08 Richard Guenther <rguenther@suse.de>
23233 * coverage.h (tree_coverage_counter_addr): Declare.
23234 * coverage.c (tree_coverage_counter_addr): New function.
23235 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23236 before using again.
23237 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23238 (tree_gen_one_value_profiler): Likewise.
23239 (tree_gen_ic_profiler): Likewise.
23240 (tree_gen_average_profiler): Likewise.
23241 (tree_gen_ior_profiler): Likewise.
23243 2008-03-08 Richard Guenther <rguenther@suse.de>
23245 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23246 (vn_binary_op_insert): Likewise.
23247 (vn_unary_op_lookup): Likewise.
23248 (vn_unary_op_insert): Likewise.
23249 (vn_nary_op_lookup): Declare.
23250 (vn_nary_op_insert): Likewise.
23251 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23252 and binary hashes, use a single obstack for unary_op_pool
23253 and binary_op_pool.
23254 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23255 a single struct vn_nary_op_s. Store tree code length and
23256 a variable number of operands.
23257 (struct vn_reference_op_struct): Remove unused op2.
23258 (vn_reference_op_eq): Do not compare op2.
23259 (vn_reference_op_compute_hash): Do not compute hash of op2.
23260 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23261 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23262 with vn_nary_op_compute_hash.
23263 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23264 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23266 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23268 (visit_unary_op): Call nary functions.
23269 (visit_binary_op): Likewise.
23270 (process_scc): Adjust for struct vn_tables_s changes.
23271 (allocate_vn_table): Likewise.
23272 (free_vn_table): Likewise.
23273 * tree-vn.c (vn_add): Call nary functions.
23274 (vn_lookup): Likewise.
23276 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23279 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23280 wdst back after sync_compare_and_swapqhi_internal.
23282 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23285 * config/i386/i386-modes.def (V1DI): New vector mode.
23286 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23287 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23288 (MMXMODE248): Ditto.
23289 (MMXMODE): Add V1DI mode.
23290 (mmxvecsize): Change DI mode to V1DI mode.
23291 ("mov<mode>): Use MMXMODEI8 mode iterator.
23292 ("*mov<mode>_internal_rex64"): Ditto.
23293 ("*mov<mode>_internal"): Ditto.
23294 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23295 ("mmx_sub<mode>3"): Ditto.
23296 ("mmx_adddi3"): Remove insn pattern.
23297 ("mmx_subdi3"): Ditto.
23298 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23299 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23300 ("mmx_ashl<mode>3"): Ditto.
23301 ("mmx_lshrdi3"): Remove insn pattern.
23302 ("mmx_ashldi3"): Ditto.
23303 * config/i386/i386.c (classify_argument): Handle V1DImode.
23304 (function_arg_advance_32): Ditto.
23305 (function_arg_32): Ditto.
23306 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23307 mmx_addv1di3 insn pattern.
23308 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23309 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23310 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23311 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23312 Remove definitions of built-in functions.
23313 (V1DI_type_node): New node.
23314 (v1di_ftype_v1di_int): Ditto.
23315 (v1di_ftype_v1di_v1di): Ditto.
23316 (v2si_ftype_v2si_si): Ditto.
23317 (v4hi_ftype_v4hi_di): Remove node.
23318 (v2si_ftype_v2si_di): Ditto.
23319 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23320 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23321 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23322 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23323 Add new builtins using def_builtin_const.
23324 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23325 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23326 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23327 * config/i386/mmintrin.h (__v1di): New typedef.
23328 (_mm_add_si64): Cast arguments to __v1di type.
23329 (_mm_sub_si64): Ditto.
23330 (_mm_sll_pi16): Cast __count to __v4hi type.
23331 (_mm_sll_pi32): Cast __count to __v2si type.
23332 (_mm_sll_si64): Cast arguments to __v1di type.
23333 (_mm_srl_pi16): Cast __count to __v4hi type.
23334 (_mm_srl_pi32): Cast __count to __v2si type.
23335 (_mm_srl_si64): Cast arguments to __v1di type.
23336 (_mm_sra_pi16): Cast __count to __v4hi type.
23337 (_mm_sra_pi32): Cast __count to __v2si type.
23338 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23339 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23340 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23341 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23342 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23343 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23344 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23345 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23346 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23347 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23348 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23349 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23351 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23353 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23355 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23358 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23359 reg+const addressing for Altivec modes. Don't generate reg+reg
23360 addressing for TFmode or TDmode quantities.
23362 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23364 * c-common.c (vector_types_convertible_p): Call langhook
23365 instead of comptypes.
23367 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23370 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23371 integral and scalar float variables which have a
23374 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23376 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23377 dwarf_register_span hook when emitting unwind information for
23378 register-to-memory saves.
23379 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23380 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23382 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23384 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23385 for the same VAR_DECL.
23387 2008-03-06 Tom Tromey <tromey@redhat.com>
23389 * treelang: Delete.
23390 * doc/standards.texi (Standards): Don't mention treelang.
23391 * doc/invoke.texi (Overall Options): Don't mention treelang.
23392 * doc/install.texi (Prerequisites): Don't mention bison or
23394 (Configuration): Don't mention treelang.
23395 (Building): Likewise.
23396 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23398 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23400 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23401 word-extractions out of a multi-word object.
23403 2008-03-06 Richard Guenther <rguenther@suse.de>
23405 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23406 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23407 result type and precision.
23408 * expr.c (get_inner_reference): Set unsignedp based on the result
23409 type of BIT_FIELD_REF.
23410 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23411 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23412 (try_instantiate_multiple_fields): Likewise. Use the correct type
23414 (sra_build_assignment): Likewise.
23415 (sra_build_elt_assignment): Likewise.
23416 (sra_explode_bitfield_assignment): Likewise.
23417 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23418 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23419 set BIT_FIELD_REF_UNSIGNED.
23420 (vectorizable_load): Likewise.
23422 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23424 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23427 2008-03-06 Richard Guenther <rguenther@suse.de>
23429 * alias.c (struct alias_set_entry): Move has_zero_child field
23430 to pack with alias_set.
23432 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23434 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23437 2008-03-05 Ian Lance Taylor <iant@google.com>
23439 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23441 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23443 * fwprop.c (update_df): Support width and offset parameters of
23445 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23446 global_conflicts): Change DF_REF_EXTRACT to either
23447 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23448 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23449 * df-scan.c (df_ref_record, df_defs_record,
23450 df_ref_create_structure, df_def_record_1, df_uses_record,
23451 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23452 df_bb_refs_collect, df_entry_block_defs_collect,
23453 df_exit_block_uses_collect): Support new width and offset fields.
23454 (ref_extract_pool): New storage pool.
23455 (df_free_ref): New function.
23456 (df_reg_chain_unlink, df_free_collection_rec,
23457 df_sort_and_compress_refs): Call df_free_ref.
23458 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23460 (df_ref_create_structure): Allocate df_ref_extract if offset and
23461 width fields are used.
23462 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23463 (df_uses_record): Get offset and width from ZERO_EXTRACT
23465 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23466 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23467 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23468 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23469 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23470 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23471 (df_ref_extract): New structure.
23472 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23473 (df_ref_create): Add width and offset parameters.
23475 2008-03-05 Richard Guenther <rguenther@suse.de>
23477 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23478 Use ranges_overlap_p.
23479 (offset_overlaps_with_access): Rename
23480 to ranges_overlap_p and move ...
23481 * tree-flow-inline.h (ranges_overlap_p): ... here.
23483 * tree.h (get_inner_reference, handled_component_p): Update
23486 * tree.h (record_component_aliases, get_alias_set,
23487 alias_sets_conflict_p, alias_sets_must_conflict_p,
23488 objects_must_conflict_p): Move declarations ...
23489 * alias.h (record_component_aliases, get_alias_set,
23490 alias_sets_conflict_p, alias_sets_must_conflict_p,
23491 objects_must_conflict_p): ... here.
23492 Include coretypes.h.
23493 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23495 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23497 * cfg.c: Include tree-flow.h.
23498 (remove_edge_raw): Call redirect_edge_var_map_clear.
23499 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23500 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23501 (redirect_edge_var_map_result): New.
23502 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23503 PENDING_STMT use with redirect_edge_var_map_*.
23504 * tree-ssa.c (edge_var_maps): New definition.
23505 (redirect_edge_var_map_add): New.
23506 (redirect_edge_var_map_clear): New.
23507 (redirect_edge_var_map_dup): New.
23508 (redirect_edge_var_map_vector): New.
23509 (redirect_edge_var_map_destroy): New.
23510 (ssa_redirect_edge): Replace PENDING_STMT use with
23511 redirect_edge_var_map_*.
23512 (flush_pending_stmts): Same.
23513 (delete_tree_ssa): Destroy edge var map.
23514 * tree-flow.h (struct _edge_var_map): New.
23515 Define edge_var_map vector type.
23516 Declare redirect_edge_var_map_* prototypes.
23517 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23518 * tree-cfg.c (reinstall_phi_args): Replace
23519 PENDING_STMT use with redirect_edge_var_map_*.
23521 2008-03-05 Richard Guenther <rguenther@suse.de>
23523 PR tree-optimization/35472
23524 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23525 whose single use_stmt has a overlapping set of loaded and
23526 stored symbols as that use_stmt might be a noop assignment then.
23528 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23530 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23532 2008-03-05 Richard Guenther <rguenther@suse.de>
23535 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23536 should be constants.
23537 * tree-cfg.c (verify_expr): Verify it.
23538 * fold-const.c (fold_truthop): Remove code generating
23539 BIT_FIELD_REFs of structure bases.
23540 (fold_binary): Likewise.
23541 (fold_ternary): Position and size of BIT_FIELD_REFs are
23542 always host integers.
23543 (make_bit_field_ref): Remove.
23544 (optimize_bit_field_compare): Remove.
23545 (all_ones_mask_p): Remove.
23547 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23550 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23551 (split_block_and_df_analyze): New. Split basic block and rebuild
23553 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23555 (split_pattern_seq): Likewise.
23556 (erase_matching_seqs): Likewise.
23557 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23559 2008-03-04 Geoff Keating <geoffk@apple.com>
23561 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23562 declaration and code.
23563 (tree_invalid_nonnegative_warnv_p): Likewise.
23565 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23567 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23568 examples. Truncate option-names then causing overfull hbox.
23570 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23573 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23575 * configure: Rebuilt.
23577 2008-03-04 Rafael Espíndola <espindola@google.com>
23579 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23580 (tree_unary_nonnegative_warnv_p): New.
23581 (tree_binary_nonnegative_warnv_p): New.
23582 (tree_single_nonnegative_warnv_p): New.
23583 (tree_invalid_nonnegative_warnv_p): New.
23584 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23586 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23589 * opts.c (handle_option): Postpone 'unknown option' errors only for
23592 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23595 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23598 2008-03-04 Rafael Espíndola <espindola@google.com>
23600 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23601 (tree_binary_nonzero_warnv_p): New.
23602 (tree_single_nonzero_warnv_p): New.
23603 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23605 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23607 PR middle-end/35456
23608 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23609 transformations for modes that have signed zeros.
23610 * ifcvt.c (noce_try_abs): Ditto.
23612 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23614 * config/i386/i386.c (override_options): Force
23615 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23617 2008-03-04 Jan Hubicka <jh@suse.cz>
23620 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23623 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23625 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23626 label to probe the stack.
23628 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23630 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23631 (__gthr_win32_mutex_destroy): Declare.
23632 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23633 __gthr_win32_mutex_destroy.
23634 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23636 2008-03-03 Jan Hubicka <jh@suse.cz>
23639 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23640 aggressive on inlining cold calls.
23642 2008-03-03 Richard Guenther <rguenther@suse.de>
23644 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23645 struct copies into the expression table.
23646 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23647 (try_to_simplify): Likewise.
23648 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23649 integral and pointer arguments which do not change the
23650 precision to NOP_EXPRs.
23651 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23652 VIEW_CONVERT_EXPR case.
23654 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23656 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23657 defined in a loop at depth 0 is invariant.
23658 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23659 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23660 be called at loop depth 0.
23662 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23665 * gcc.c (process_command): Update copyright notice dates.
23666 * gcov.c (print_version): Likewise.
23667 * gcov-dump.c (print_version): Likewise.
23668 * mips-tfile.c (main): Likewise.
23669 * mips-tdump.c (main): Likewise.
23671 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23674 * c-common.c (flag_permissive): Delete.
23675 (constant_expression_warnings): Check flags first.
23676 (constant_expression_error): New.
23677 * c-common.h (flag_permissive): Delete.
23678 (constant_expression_error): Declare.
23679 * flags.h (flag_permissive): Declare. Update description.
23680 * diagnostic.c (pedwarn): Update.
23682 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23683 (permissive_error_kind): New.
23684 * toplev.c (flag_permissive): Define. Update description.
23685 * toplev.h (permissive_error_kind): Declare.
23686 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23687 (pedwarn_c90): Use pedantic_warning_kind.
23688 * c-opts.c (c_common_post_options): flag_permissive does not affect
23689 flag_pedantic_errors.
23691 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23693 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23694 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23695 __absvsi2, __absvDI2): Use unsigned arithmetic.
23697 2008-03-02 Andi Kleen <ak@suse.de>
23698 Richard Guenther <rguenther@suse.de>
23700 * struct-equiv.c: Remove file.
23701 * cfg_cleanup.c (condjump_equiv_p): Remove.
23702 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23703 (struct-equiv.o): Remove rule.
23704 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23705 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23706 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23708 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23710 * ifcvt.c (noce_process_if_block): Try to handle only the then
23711 block if the else block exists but isn't suitable.
23713 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23716 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23717 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23718 regression from previous patch.
23720 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23723 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23725 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23726 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23727 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23728 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23729 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23730 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23731 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23732 (__gthread_mutex_destroy_function): Rename to
23733 __gthread_mutex_destroy.
23734 * gthr-dce.h (__gthread_mutex_destroy): Call
23735 pthread_mutex_destroy.
23736 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23737 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23738 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23740 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23742 * df-scan.c (df_ref_chain_change_bb): Simplify.
23743 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23744 set_block_for_insn if there's any change.
23745 * df.h ((df_insn_change_bb): Fix prototype.
23746 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23747 df_insn_change_bb, don't call set_block_for_insn.
23748 * emit-rtl.c (reorder_insns): Likewise.
23749 * haifa-sched.c (move_insn): Likewise.
23751 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23753 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23755 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23757 * tree-flow-inline.h (next_readonly_imm_use): Return
23758 NULL_USE_OPERAND_P after the end.
23760 2008-03-01 Richard Guenther <rguenther@suse.de>
23762 PR tree-optimization/35411
23763 * tree-sra.c (sra_build_assignment): Split conversion to
23764 final type to a separate statement if we are not assigning
23767 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23769 * fold-const.c (fold_convertible_p): Correct the logic to follow
23770 that in fold_convert().
23772 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23775 * tree-inline.c (build_duplicate_type): When we make a
23776 duplicate type, make it unique in the canonical types system.
23778 2008-02-29 Tom Tromey <tromey@redhat.com>
23780 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23781 input_file_stack_history, input_file_stack_restored): Remove.
23782 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23783 * input.h (struct file_stack): Remove.
23784 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23785 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23787 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23789 (diagnostic_last_module_changed): Add 'map' argument.
23790 (diagnostic_set_last_function): Likewise.
23791 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23792 line map, not input_file_stack.
23793 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23795 2008-02-29 Paul Brook <paul@codesourcery.com>
23797 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23799 2008-02-29 Paul Brook <paul@codesourcery.com>
23801 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23803 2008-02-29 Richard Guenther <rguenther@suse.de>
23805 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23807 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23808 value for comparing for a store match.
23809 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23810 (try_to_simplify): Do not do a full-blown reference lookup.
23812 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23814 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23815 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23817 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23819 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23821 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23822 strides against cache sizes.
23824 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23826 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23829 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23831 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23832 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23833 is smaller than the original promoted value.
23834 (simplify_subreg): If OP is a SUBREG, try to preserve its
23835 SUBREG_PROMOTED_VAR_P information.
23837 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23839 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23840 (VN_INFO_GET): Allocate new objects on the obstack.
23841 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23842 for rpo_numbers_temp, for consistency.
23843 (free_scc_vn): Free the obstack.
23845 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23847 * doc/invoke.texi: Document -ftree-loop-distribution.
23848 * tree-loop-distribution.c: New.
23849 * tree-pass.h (pass_loop_distribution): New.
23850 * graphds.h (struct graph): Add htab_t indices.
23851 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23852 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23853 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23854 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23855 * tree-data-ref.c (debug_data_dependence_relations): New.
23856 (dump_data_dependence_relation): Also print data references.
23857 (free_data_ref): Extern.
23858 (same_access_functions): Moved...
23859 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23860 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23861 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23862 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23863 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23864 (stmts_from_loop): Skip LABEL_EXPR.
23865 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23867 (build_rdg): Initialize rdg->indices htab.
23868 (free_rdg, stores_from_loop, ref_base_address,
23869 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23870 have_similar_memory_accesses_1, ref_base_address_1,
23871 remove_similar_memory_refs): New.
23872 * tree-data-ref.h: Depend on tree-chrec.h.
23873 (debug_data_dependence_relations, free_data_ref): Declared.
23874 (same_access_functions): ... here.
23875 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23877 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23878 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23879 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23880 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23881 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23882 rdg_vertex_for_stmt): Declared.
23883 (struct rdg_edge): Add level.
23885 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23886 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23888 (rdg_has_similar_memory_accesses): New.
23889 * tree-vect-analyze.c: Remove unused static decls.
23890 * lambda.h (dependence_level): New.
23891 * common.opt (ftree-loop-distribution): New.
23892 * tree-flow.h (mark_virtual_ops_in_bb,
23893 slpeel_tree_duplicate_loop_to_edge_cfg,
23894 rename_variables_in_loop): Declared.
23895 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23896 (OBJS-common): Add tree-loop-distribution.o.
23897 (tree-loop-distribution.o): New rule.
23898 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23899 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23900 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23902 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23905 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23906 other than structures and unions.
23908 2008-02-28 Richard Guenther <rguenther@suse.de>
23911 2008-02-26 Richard Guenther <rguenther@suse.de>
23913 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23914 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23915 (lookup_decl_from_uid): Declare.
23916 (remove_decl_from_map): Likewise.
23917 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23918 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23919 (decl_for_uid_map): New global hashtable mapping DECL_UID
23921 (init_ttree): Allocate it.
23922 (insert_decl_to_uid_decl_map): New helper function.
23923 (make_node_stat): Insert new decls into the map.
23924 (copy_node_stat): Likewise.
23925 (lookup_decl_from_uid): New function.
23926 (remove_decl_from_map): Likewise.
23927 (print_decl_for_uid_map_statistics): New helper.
23928 (dump_tree_statistics): Call it.
23930 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23931 (referenced_var_iterator): Adjust.
23932 (FOR_EACH_REFERENCED_VAR): Adjust.
23933 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23934 (num_referenced_vars): Adjust.
23935 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23936 (first_referenced_var): Remove.
23937 (end_referenced_vars_p): Likewise.
23938 (next_referenced_var): Likewise.
23939 (referenced_var_iterator_set): New helper function.
23940 * tree-dfa.c (referenced_var_lookup): Adjust.
23941 (referenced_var_check_and_insert): Likewise.
23942 (remove_referenced_var): Likewise.
23943 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23944 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23945 (verify_call_clobbering): Likewise.
23946 (verify_memory_partitions): Likewise.
23947 (init_tree_ssa): Allocate bitmap instead of hashtable for
23949 (delete_tree_ssa): Adjust.
23950 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23951 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23952 (compute_tag_properties): Likewise.
23953 (set_initial_properties): Likewise.
23954 (find_partition_for): Likewise.
23955 (update_reference_counts): Likewise.
23956 (dump_may_aliases_for): Likewise.
23957 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23958 (add_call_clobber_ops): Likewise.
23959 (add_call_read_ops): Likewise.
23960 (get_asm_expr_operands): Likewise.
23961 * tree-into-ssa.c (dump_decl_set): Likewise.
23962 (update_ssa): Likewise.
23963 * tree-sra.c (scan_function): Likewise.
23964 (decide_instantiations): Likewise.
23965 (scalarize_parms): Likewise.
23966 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23967 (dsa_named_for): Likewise.
23968 * tree-ssa-structalias.c (update_alias_info): Likewise.
23969 (merge_smts_into): Likewise.
23971 2008-02-27 David Daney <ddaney@avtrex.com>
23974 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23975 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23976 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23977 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23978 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23980 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23983 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23984 (BUILT_IN_NEXTTOWARD): Remove.
23985 (BUILT_IN_NEXTTOWARDF): Ditto.
23986 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23987 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23989 2008-02-27 Tom Tromey <tromey@redhat.com>
23991 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23992 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23994 2008-02-27 Jan Beulich <jbeulich@novell.com>
23996 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23997 update the respective field on newdecl.
23999 2008-02-27 Revital Eres <eres@il.ibm.com>
24001 PR rtl-optimization/34999
24002 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24003 crossing edges that ends with a call insn.
24004 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24005 call insn and clear the EDGE_CROSSING flag of the crossing edge
24006 when fixing fallthru edges.
24008 2008-02-27 Richard Guenther <rguenther@suse.de>
24010 PR middle-end/35390
24011 * fold-const.c (fold_unary): Return the correct argument,
24012 converted to the result type.
24014 2008-02-27 Richard Guenther <rguenther@suse.de>
24016 PR middle-end/34971
24017 * expr.c (expand_expr_real_1): Assert on rotates that operate
24019 * fold-const.c (fold_binary): Use the types precision, not the
24020 bitsize of the mode if folding rotate expressions. Build rotates
24021 only for full modes.
24023 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24025 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24026 and CPP_PRAGMA_EOL.
24027 * c-pragma.c (pragma_ns_name): New typedef.
24028 (registered_pp_pragmas): New variable.
24029 (c_pp_lookup_pragma): New function.
24030 (c_register_pragma_1): If flag_preprocess_only, do nothing
24031 for non-expanded pragmas, for expanded ones push pragma's
24032 namespace and name into registered_pp_pragmas vector.
24033 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24034 flag_preprocess_only, don't register GCC pch_preprocess
24035 pragma if flag_preprocess_only.
24036 * c-opts.c (c_common_init): Call init_pragma even if
24037 flag_preprocess_only.
24038 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24039 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24040 cpp_register_pragma if flag_preprocess_only.
24042 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24045 * c-parser.c (c_parser_translation_unit): Warn for empty
24046 translation unit, not empty source file.
24048 2008-02-26 Paul Brook <paul@codesourcery.com>
24050 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24051 operand for Thumb-2.
24052 * config/arm/arm.h (reg_class): Add CORE_REGS.
24053 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24054 (BASE_REG_CLASS): Use CORE_REGS.
24055 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24056 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24057 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24058 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24059 ARM_REGNO_OK_FOR_INDEX_P.
24060 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24061 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24062 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24063 (ldm/stm peepholes): Ditto.
24064 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24065 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24066 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24067 * config/arm/constraints.md: Enable "k" constraint on ARM.
24069 2008-02-27 Ben Elliston <bje@au.ibm.com>
24071 * config/rs6000/rs6000.c: Annotate cache line size field in all
24072 instances of struct processor_costs.
24074 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24076 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24077 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24078 jump_bypass): New counters.
24079 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24080 * dce.c (gate_ud_dce): Same.
24081 (gate_fast_dce): Same.
24082 * dse.c (gate_dse1): New function.
24083 (gate_dse2): New function.
24084 (gate_dse): Merge results of new gate functions.
24085 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24086 (gate_handle_jump_bypass): Add dbg_cnt.
24087 (gate_handle_gcse): Add dbg_cnt.
24088 * ifcvt.c (gate_handle_if_conversion): Same.
24089 (gate_handle_if_after_combine): Same.
24090 (gate_handle_if_after_reload): Same.
24091 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24093 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24095 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24097 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24099 2008-02-26 Jason Merrill <jason@redhat.com>
24102 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24103 alone if it's the naming decl for the type's main variant.
24105 2008-02-26 Tom Tromey <tromey@redhat.com>
24107 * system.h (USE_MAPPED_LOCATION): Poison.
24108 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24109 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24110 (make_goto_expr_edges): Likewise.
24111 (remove_bb): Likewise.
24112 (execute_warn_function_return): Likewise.
24113 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24115 * c-common.c (fname_decl): Remove old location code.
24116 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24118 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24120 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24121 (gen_rtx_ASM_INPUT): Likewise.
24122 (gen_rtx_ASM_INPUT_loc): Likewise.
24123 (get_rtx_asm_OPERANDS): Remove.
24124 * cfglayout.c (insn_locators_alloc): Remove old location code.
24125 (set_curr_insn_source_location): Likewise.
24126 (curr_insn_locator): Likewise.
24127 * print-tree.c (print_node): Remove old location code.
24128 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24129 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24130 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24131 location_from_locus.
24132 (construct_exit_block): Remove old location code.
24133 * emit-rtl.c (force_next_line_note): Remove old location code.
24134 * profile.c (branch_prob): Remove old location code.
24135 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24136 LOC_LINE): Remove old-location variants.
24137 * langhooks.c (lhd_print_error_function): Remove old location
24139 * configure, config.in: Rebuilt.
24140 * configure.ac (--enable-mapped-location): Remove.
24141 * c-decl.c (c_init_decl_processing): Remove old location code.
24142 (finish_function): Likewise.
24143 * recog.c (decode_asm_operands): Remove old location code.
24144 * c-pch.c (c_common_read_pch): Remove old location code.
24145 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24147 * gimple-low.c (lower_function_body): Remove old location code.
24148 * toplev.c (unknown_location): Remove.
24149 (push_srcloc): Remove old-location variant.
24150 (process_options): Remove old location code.
24151 (lang_dependent_init): Likewise.
24152 * input.h (UNKNOWN_LOCATION): Move definition.
24153 (location_t): Undeprecate.
24154 (source_locus): Remove.
24155 (location_from_locus): Remove.
24156 (struct location_s): Remove.
24157 Remove all old-location code.
24158 (input_line, input_filename): Remove.
24159 * final.c (final_scan_insn): Remove old location code.
24160 * diagnostic.c (diagnostic_build_prefix): Remove
24161 USE_MAPPED_LOCATION test.
24162 * tree.h (gimple_stmt) <locus>: Now a location_t.
24163 (tree_exp) <locus>: Likewise.
24164 (DECL_IS_BUILTIN): Remove old-location variant.
24165 (annotate_with_file_line, annotate_with_locus): Likewise.
24166 (expr_locus, set_expr_locus): Update.
24167 * tree.c (build1_stat): Remove old location code.
24168 (last_annotated_node): Remove.
24169 (annotate_with_file_line): Remove old-location variant.
24170 (annotate_with_locus): Likewise.
24171 (expr_location): Remove old location code.
24172 (set_expr_location): Likewise.
24173 (expr_has_location): Likewise.
24174 (expr_locus): Likewise.
24175 (set_expr_locus): Likewise.
24176 (expr_filename): Don't use location_from_locus.
24177 (expr_lineno): Likewise.
24178 * rtl-error.c (location_for_asm): Remove old location code.
24179 * c-lex.c (cb_line_change): Remove old location code.
24180 (fe_file_change): Likewise.
24181 (cb_def_pragma): Likewise.
24182 (c_lex_with_flags): Likewise.
24183 * gengtype.c (do_typedef): Don't special-case location types.
24184 (define_location_structures): Remove.
24185 (main): Don't call define_location_structures.
24186 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24189 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24192 * builtins.def (BUILT_IN_STDARG_START): Remove.
24193 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24194 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24195 * tree-inline.c (inline_forbidden_p_1): Likewise.
24197 2008-02-26 Richard Guenther <rguenther@suse.de>
24199 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24200 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24201 (lookup_decl_from_uid): Declare.
24202 (remove_decl_from_map): Likewise.
24203 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24204 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24205 (decl_for_uid_map): New global hashtable mapping DECL_UID
24207 (init_ttree): Allocate it.
24208 (insert_decl_to_uid_decl_map): New helper function.
24209 (make_node_stat): Insert new decls into the map.
24210 (copy_node_stat): Likewise.
24211 (lookup_decl_from_uid): New function.
24212 (remove_decl_from_map): Likewise.
24213 (print_decl_for_uid_map_statistics): New helper.
24214 (dump_tree_statistics): Call it.
24216 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24217 (referenced_var_iterator): Adjust.
24218 (FOR_EACH_REFERENCED_VAR): Adjust.
24219 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24220 (num_referenced_vars): Adjust.
24221 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24222 (first_referenced_var): Remove.
24223 (end_referenced_vars_p): Likewise.
24224 (next_referenced_var): Likewise.
24225 (referenced_var_iterator_set): New helper function.
24226 * tree-dfa.c (referenced_var_lookup): Adjust.
24227 (referenced_var_check_and_insert): Likewise.
24228 (remove_referenced_var): Likewise.
24229 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24230 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24231 (verify_call_clobbering): Likewise.
24232 (verify_memory_partitions): Likewise.
24233 (init_tree_ssa): Allocate bitmap instead of hashtable for
24235 (delete_tree_ssa): Adjust.
24236 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24237 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24238 (compute_tag_properties): Likewise.
24239 (set_initial_properties): Likewise.
24240 (find_partition_for): Likewise.
24241 (update_reference_counts): Likewise.
24242 (dump_may_aliases_for): Likewise.
24243 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24244 (add_call_clobber_ops): Likewise.
24245 (add_call_read_ops): Likewise.
24246 (get_asm_expr_operands): Likewise.
24247 * tree-into-ssa.c (dump_decl_set): Likewise.
24248 (update_ssa): Likewise.
24249 * tree-sra.c (scan_function): Likewise.
24250 (decide_instantiations): Likewise.
24251 (scalarize_parms): Likewise.
24252 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24253 (dsa_named_for): Likewise.
24254 * tree-ssa-structalias.c (update_alias_info): Likewise.
24255 (merge_smts_into): Likewise.
24257 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24260 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24261 * c-opts.c (c_common_handle_option): Wall enables
24262 Wvolatile-register-var.
24263 * common.opt: Move Wvolatile-register-var to...
24266 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24268 * common.opt (Wlarger-than=): New.
24269 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24271 * opts.c (common_handle_option): Handle -Wlarger-than=.
24272 * optc-gen.awk: Likewise.
24273 * opth-gen.awk: Likewise.
24274 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24275 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24277 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24279 * c-common.c (match_case_to_enum_1): Add appropriate
24280 OPT_W* parameter to warning.
24281 (c_do_switch_warnings): Likewise.
24282 * c-typeck.c (warning_init): Add one more parameter following
24283 'warning' function.
24284 (push_init_level): Update call to warning_init.
24285 (pop_init_level): Likewise.
24286 (add_pending_init): Likewise.
24287 (output_init_element: Likewise.
24289 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24292 * toplev.c (toplev_main): If there are warnings or error, print
24293 errors for ignored options.
24294 * opts.c (ignored_options): New static variable.
24295 (postpone_unknown_option_error): New.
24296 (print_ignored_options): New.
24297 (handle_option): Postpone errors for unknown -Wno-* options.
24298 * opts.h (print_ignored_options): Declare.
24300 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24302 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24305 2008-02-25 Richard Guenther <rguenther@suse.de>
24308 2008-02-25 Richard Guenther <rguenther@suse.de>
24310 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24311 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24312 (lookup_decl_from_uid): Declare.
24313 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24314 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24315 (decl_for_uid_map): New global hashtable mapping DECL_UID
24317 (init_ttree): Allocate it.
24318 (insert_decl_to_uid_decl_map): New helper function.
24319 (make_node_stat): Insert new decls into the map.
24320 (copy_node_stat): Likewise.
24321 (lookup_decl_from_uid): New function.
24322 (print_decl_for_uid_map_statistics): New helper.
24323 (dump_tree_statistics): Call it.
24325 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24326 (referenced_var_iterator): Adjust.
24327 (FOR_EACH_REFERENCED_VAR): Adjust.
24328 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24329 (num_referenced_vars): Adjust.
24330 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24331 (first_referenced_var): Remove.
24332 (end_referenced_vars_p): Likewise.
24333 (next_referenced_var): Likewise.
24334 (referenced_var_iterator_set): New helper function.
24335 * tree-dfa.c (referenced_var_lookup): Adjust.
24336 (referenced_var_check_and_insert): Likewise.
24337 (remove_referenced_var): Likewise.
24338 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24339 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24340 (verify_call_clobbering): Likewise.
24341 (verify_memory_partitions): Likewise.
24342 (init_tree_ssa): Allocate bitmap instead of hashtable for
24344 (delete_tree_ssa): Adjust.
24345 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24346 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24347 (compute_tag_properties): Likewise.
24348 (set_initial_properties): Likewise.
24349 (find_partition_for): Likewise.
24350 (update_reference_counts): Likewise.
24351 (dump_may_aliases_for): Likewise.
24352 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24353 (add_call_clobber_ops): Likewise.
24354 (add_call_read_ops): Likewise.
24355 (get_asm_expr_operands): Likewise.
24356 * tree-into-ssa.c (dump_decl_set): Likewise.
24357 (update_ssa): Likewise.
24358 * tree-sra.c (scan_function): Likewise.
24359 (decide_instantiations): Likewise.
24360 (scalarize_parms): Likewise.
24361 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24362 (dsa_named_for): Likewise.
24363 * tree-ssa-structalias.c (update_alias_info): Likewise.
24364 (merge_smts_into): Likewise.
24366 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24369 * doc/invoke.texi (-fcx-limited-range): Document new option.
24370 * toplev.c (process_options): Handle -fcx-fortran-rules.
24371 * common.opt: Add documentation for -fcx-fortran-rules.
24373 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24376 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24377 actual behaviour and C99.
24379 2008-02-26 Ben Elliston <bje@au.ibm.com>
24381 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24382 (ASM_CPU_POWER6_SPEC): Likewise.
24383 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24384 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24385 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24387 2008-02-25 Richard Guenther <rguenther@suse.de>
24389 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24390 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24391 (lookup_decl_from_uid): Declare.
24392 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24393 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24394 (decl_for_uid_map): New global hashtable mapping DECL_UID
24396 (init_ttree): Allocate it.
24397 (insert_decl_to_uid_decl_map): New helper function.
24398 (make_node_stat): Insert new decls into the map.
24399 (copy_node_stat): Likewise.
24400 (lookup_decl_from_uid): New function.
24401 (print_decl_for_uid_map_statistics): New helper.
24402 (dump_tree_statistics): Call it.
24404 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24405 (referenced_var_iterator): Adjust.
24406 (FOR_EACH_REFERENCED_VAR): Adjust.
24407 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24408 (num_referenced_vars): Adjust.
24409 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24410 (first_referenced_var): Remove.
24411 (end_referenced_vars_p): Likewise.
24412 (next_referenced_var): Likewise.
24413 (referenced_var_iterator_set): New helper function.
24414 * tree-dfa.c (referenced_var_lookup): Adjust.
24415 (referenced_var_check_and_insert): Likewise.
24416 (remove_referenced_var): Likewise.
24417 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24418 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24419 (verify_call_clobbering): Likewise.
24420 (verify_memory_partitions): Likewise.
24421 (init_tree_ssa): Allocate bitmap instead of hashtable for
24423 (delete_tree_ssa): Adjust.
24424 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24425 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24426 (compute_tag_properties): Likewise.
24427 (set_initial_properties): Likewise.
24428 (find_partition_for): Likewise.
24429 (update_reference_counts): Likewise.
24430 (dump_may_aliases_for): Likewise.
24431 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24432 (add_call_clobber_ops): Likewise.
24433 (add_call_read_ops): Likewise.
24434 (get_asm_expr_operands): Likewise.
24435 * tree-into-ssa.c (dump_decl_set): Likewise.
24436 (update_ssa): Likewise.
24437 * tree-sra.c (scan_function): Likewise.
24438 (decide_instantiations): Likewise.
24439 (scalarize_parms): Likewise.
24440 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24441 (dsa_named_for): Likewise.
24442 * tree-ssa-structalias.c (update_alias_info): Likewise.
24443 (merge_smts_into): Likewise.
24445 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24448 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24449 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24450 * alias.h (nonoverlapping_memrefs_p): Likewise.
24452 2008-02-25 Jan Beulich <jbeulich@novell.com>
24454 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24455 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24456 __emultls_get_address, __emultls_register_common,
24457 __floatundi?f, and _Unwind_GetIPInfo.
24458 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24459 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24460 (gen_regparm_prefix): Likewise.
24461 (i386_nlm_encode_section_info): Sync with
24462 config/i386/winnt.c:i386_pe_encode_section_info().
24463 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24464 i386_nlm_mangle_decl_assembler_name): New.
24465 (netware_override_options): New.
24466 * config/i386/netware.h (netware_override_options): Declare.
24467 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24468 (i386_nlm_mangle_decl_assembler_name): Declare.
24469 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24471 2008-02-25 Ben Elliston <bje@au.ibm.com>
24474 * c-decl.c (grokdeclarator): Remove unused local variables
24475 `typedef_type' and `type_as_written'.
24477 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24478 unused local variable `has_hot_blocks'.
24479 (fix_crossing_conditional_branches): Remove unused local variable
24482 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24484 PR middle-end/19984
24485 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24486 using DEF_C99_BUILTIN.
24487 (BUILT_IN_NANF): Ditto.
24488 (BUILT_IN_NANL): Ditto.
24490 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24491 Revital Eres <eres@il.ibm.com>
24493 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24494 regarding the order of two dependent insns in the same row.
24496 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24498 * stor-layout.c (layout_decl): Do not bump the alignment of a
24499 bit-field to more than byte alignment if it is packed.
24501 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24503 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24506 2008-02-24 Diego Novillo <dnovillo@google.com>
24508 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24511 * tree-vrp.c (vrp_evaluate_conditional): With
24512 -Wtype-limits, emit a warning when comparing against a
24513 constant outside the natural range of OP0's type.
24514 * c.opt (Wtype-limits): Move ...
24515 * common.opt (Wtype-limits): ... here.
24517 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24519 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24520 * config/rs6000/e300c2c3.md: New file.
24521 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24523 (rs6000_override_options): Add e300c2 and e300c3 cases to
24524 processor_target_table. Do not allow usage of Altivec or Spe
24525 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24526 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24527 * config/rs6000/rs6000.h (processor_type): Add
24528 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24529 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24530 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24531 and ppce300c3. Include e300c2c3.md.
24533 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24535 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24536 instead of TARGET_STRICT_ALIGN.
24538 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24540 * explow.c (memory_address): Assert that the generated address is
24543 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24546 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24547 * config/darwin-ppc-ldouble-patch.def: New file.
24548 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24549 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24550 SUBTARGET_INIT_BUILTINS if defined.
24551 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24554 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24557 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24558 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24560 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24563 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24564 file" warning condtional on -Winvalid-PCH.
24566 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24568 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24570 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24574 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24575 prevent reload from using MMX registers.
24576 (*mov<mode>_internal): Ditto.
24577 (*movv2sf_internal_rex64): Ditto.
24578 (*movv2sf_internal): Ditto.
24580 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24582 PR documentation/31569
24583 * doc/install.texi2html: Use makeinfo --no-number-sections.
24585 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24587 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24588 ensure that we can address an entire entity > 8 bytes. Don't
24589 generate reg+reg addressing for such data.
24591 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24593 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24594 strings when optimizing for size, unless the target cares about
24597 2008-02-22 Tom Tromey <tromey@redhat.com>
24599 * regclass.c (current_pass): Remove declaration.
24601 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24603 * config/avr/libgcc.S (__RAMPZ__): Define.
24604 (__do_copy_data): Add for devices with 128KB code memory.
24606 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24608 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24610 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24612 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24614 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24617 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24620 * c-typeck.c (build_binary_op): Warn about floating point
24621 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24623 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24626 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24627 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24629 (rs6000_override_options): Set altivec_abi as default, not override,
24630 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24631 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24632 is used; use new member spe_abi.
24633 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24634 spe_abi and altivec_abi.
24636 2008-02-22 Tomas Bily <tbily@suse.cz>
24638 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24640 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24643 * config.build (build_file_translate): Set to `CMD //c' only if
24645 * Makefile.in (build_file_translate): Improve comment.
24647 2008-02-21 Jan Hubicka <jh@suse.cz>
24649 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24650 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24651 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24653 2008-02-21 Michael Matz <matz@suse.de>
24656 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24658 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24660 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24661 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24662 as insn constraint.
24663 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24664 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24665 SSE_VEC_FLOAT_MODE_P as insn constraint.
24666 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24667 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24668 sse4a_movntdf using MODEF mode iterator.
24669 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24670 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24671 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24672 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24673 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24674 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24675 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24677 2008-02-21 Richard Guenther <rguenther@suse.de>
24679 * tree.def (PAREN_EXPR): New tree code.
24680 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24682 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24683 * expr.c (expand_expr_real_1): Likewise.
24684 * tree-inline.c (estimate_num_insns_1): Likewise.
24685 * tree-complex.c (expand_complex_move): Likewise.
24686 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24689 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24692 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24694 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24697 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24699 * config/sh/sh.c (find_barrier): Don't go past
24700 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24702 2008-02-20 DJ Delorie <dj@redhat.com>
24704 * config/h8300/h8300.md (insv): Force source operand to be a register.
24706 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24707 as a jump, not as a plain insn.
24709 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24711 * doc/invoke.texi (Warning Options): Add new option
24712 -Wframe-larger-than=.
24713 (-Wframe-larger-than): Document.
24715 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24716 Add declarations for new option variables.
24718 * final.c (final_start_function): Check the frame size
24719 before emission and issue a Wframe-larger-than warning.
24721 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24722 Add definitions for new option variables.
24723 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24725 * common.opt (Wframe-larger-than=): New option.
24727 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24729 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24730 (<sse>_div<mode>3): Ditto.
24731 (<sse>_vmdiv<mode>3): Ditto.
24732 (<sse>_vmsqrt<mode>2): Ditto.
24733 (*smax<mode>3): Ditto.
24734 (sse5_frcz<mode>2): Ditto.
24735 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24736 as insn constraint.
24738 2008-02-20 Richard Guenther <rguenther@suse.de>
24740 PR middle-end/35265
24741 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24742 be happy with INTEGRAL_TYPE_P.
24744 2008-02-20 Richard Guenther <rguenther@suse.de>
24746 * fold-const.c (split_tree): Associate floatig-point expressions
24747 if flag_associative_math is set.
24749 2008-02-20 Richard Guenther <rguenther@suse.de>
24751 * tree.h (fold_real_zero_addition_p): Declare.
24752 * fold-const.c (fold_real_zero_addition_p): Export.
24753 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24754 floating-point operations with zero and one.
24756 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24758 * doc/install.texi: Correct references to CFLAGS, replacing them
24759 with BOOT_CFLAGS. Document flags used during bootstrap for
24762 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24764 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24765 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24766 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24768 (smin<mode>3): Ditto from similar patterns.
24769 (smax<mode>3): Ditto.
24770 (*ieee_smin<mode>3): Ditto.
24771 (*ieee_smax<mode>3): Ditto.
24772 * config/i386/sse.md (sse): New mode attribute.
24773 (mov<mode>): Macroize expander from movv4sf and movv2df using
24774 SSEMODEF2P mode iterator.
24775 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24776 SSE_VEC_FLOAT_MODE_P as insn constraint.
24777 (storent<mode>): Ditto.
24778 (storent<mode>): Macroize expander from storentsf and storentdf using
24779 MODEF mode iterator.
24780 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24781 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24782 (abs<mode>2): Ditto from similar patterns.
24783 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24784 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24785 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24786 (<sse>_vmsqrt<mode>2): Ditto.
24787 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24788 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24789 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24790 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24791 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24792 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24793 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24795 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24796 iterator and SSE_FLOAT_MODE_P as insn constraint.
24797 (<sse>_ucomi): Ditto from similar patterns.
24798 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24799 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24800 SSE_VEC_FLOAT_MODE_P as insn constraint.
24801 (vcond<mode>): Ditto from similar patterns.
24802 (and<mode>3, *and<mode>3): Ditto.
24803 (<sse>_nand<mode>3): Ditto.
24804 (ior<mode>3, *ior<mode>3): Ditto.
24805 (xor<mode>3, *xor<mode>3): Ditto.
24806 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24807 iterator and SSE_FLOAT_MODE_P as insn constraint.
24808 (*nand<mode>3): Ditto from similar patterns.
24809 (*ior<mode>3): Ditto.
24810 (*xor<mode>3): Ditto.
24812 2008-02-20 Ira Rosen <irar@il.ibm.com>
24814 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24815 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24816 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24818 2008-02-19 Jan Hubicka <jh@suse.cz>
24820 * predict.c (tree_bb_level_predictions): Remove variable next
24821 mistakely introduced by previous commit.
24823 2008-02-19 Jan Hubicka <jh@suse.cz>
24825 * predict.c (predict_paths_leading_to): Rewrite.
24826 (predict_paths_for_bb): New.
24827 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24829 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24832 * Makefile.in (build_file_translate): New.
24833 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24834 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24835 * configure.ac (build_file_translate): Substitute it.
24836 * configure: Regenerate.
24838 2008-02-19 Jan Hubicka <jh@suse.cz>
24840 PR rtl-optimization/34408
24841 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24844 2008-02-19 Jan Hubicka <jh@suse.cz>
24846 PR middle-end/28779
24847 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24850 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24853 * config/i386/i386-modes.def: Revert the last DI alignment
24854 change until Ada people can look into it.
24856 2008-02-19 Nick Clifton <nickc@redhat.com>
24858 * opts.c (print_specific_help): Fix typo in --help text.
24860 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24863 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24864 32-bit inline asm without asm alternatives for host GCC < 3.0.
24866 2008-02-19 Richard Guenther <rguenther@suse.de>
24868 PR tree-optimization/34989
24869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24870 Allow propagation to INDIRECT_REF if we can simplify only.
24872 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24874 * c-common.c (warn_for_collisions_1): Use appropriate option when
24877 2008-02-19 Nick Clifton <nickc@redhat.com>
24880 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24881 (handle_options): Fix indentation.
24882 (print_filtered_help): If no language-specific options were
24883 displayed tell the user how to list all the options supported by
24884 the language's front-end.
24885 (print_specific_help): Fix indentation and remove duplicate line.
24886 (common_handle_option): Handle the -v option.
24887 For --help enable the display of undocumented options if the -v
24888 switch has been included on the command line.
24889 For --help= check for overlaps in the arguments between the option
24890 classes and the language names and issue a warning when they
24891 cannot be disambiguated.
24892 * c.opt (v): Pass on to the common option handler.
24894 2008-02-19 Revital Eres <eres@il.ibm.com>
24896 * modulo-sched.c (sms_schedule): Change dump message when
24897 create_ddg function fails.
24898 (try_scheduling_node_in_cycle): Rename row to cycle.
24899 (print_partial_schedule): Rename CYCLE to ROW.
24901 2008-02-19 Christian Bruel <christian.bruel@st.com>
24902 Zdenek Dvorak <ook@ucw.cz>
24904 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24906 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24909 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24910 (*x86_movdicc_0_m1_se): Ditto.
24912 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24914 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24915 (CMPtype): Define as __gcc_CMPtype.
24916 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24917 (CMPtype): Define as __gcc_CMPtype.
24919 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24921 Support valgrind 3.3 for --enable-checking=valgrind.
24922 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24924 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24925 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24926 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24927 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24928 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24929 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24930 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24932 * ggc-zone.c: Similar.
24933 * ggc-page.c: Similar.
24935 2008-02-19 Paul Brook <paul@codesourcery.com>
24938 * config/arm/ieee754-df.S: Fix do_it typo.
24939 * config/arm/ieee754-sf.S: Fix do_it typo.
24941 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24944 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24945 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24946 (OPTION_MASK_ISA_SSE_SET): Likewise.
24947 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24948 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24949 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24950 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24951 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24952 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24953 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24954 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24955 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24956 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24957 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24958 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24959 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24960 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24961 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24962 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24963 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24964 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24965 (OPTION_MASK_ISA_SSE4): Removed.
24966 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24967 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24968 (override_options): Don't turn on implied SSE/MMX bits in
24971 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24973 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24976 2008-02-18 Joey Ye <joey.ye@intel.com>
24978 PR middle-end/34921
24979 * tree-nested.c (insert_field_into_struct): Set type alignment
24980 to field alignment if the former is less than the latter.
24982 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24984 * BASE-VER: Set to 4.4.0.
24986 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24988 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24989 * doc/cfg.texi: Likewise.
24990 * doc/extend.texi: Likewise.
24991 * doc/gty.texi: Likewise.
24992 * doc/invoke.texi: Likewise.
24993 * doc/loop.texi: Likewise.
24994 * doc/md.texi: Likewise.
24995 * doc/passes.texi: Likewise.
24996 * doc/rtl.texi: Likewise.
24997 * doc/sourcebuild.texi: Likewise.
24998 * doc/tm.texi: Likewise.
24999 * doc/tree-ssa.texi: Likewise.
25001 2008-02-17 Richard Guenther <rguenther@suse.de>
25003 PR middle-end/35227
25004 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25005 without default definition.
25007 2008-02-17 Richard Guenther <rguenther@suse.de>
25009 PR tree-optimization/35231
25010 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25013 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25016 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25017 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25018 libgcc_cmp_return mode.
25020 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25023 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25025 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25027 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25030 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25032 * doc/c-tree.texi: Use `@.' where appropriate.
25033 * doc/extend.texi: Likewise.
25034 * doc/install.texi: Likewise.
25035 * doc/invoke.texi: Likewise.
25036 * doc/loop.texi: Likewise.
25037 * doc/makefile.texi: Likewise.
25038 * doc/md.texi: Likewise.
25039 * doc/passes.texi: Likewise.
25040 * doc/standards.texi: Likewise.
25041 * doc/tm.texi: Likewise.
25043 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25045 PR middle-end/35196
25046 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25048 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25049 rather than in entry_bb.
25051 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25053 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25054 libgcc_cmp_return mode.
25056 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25058 PR middle-end/35130
25059 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25060 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25062 2008-02-15 Richard Guenther <rguenther@suse.de>
25063 Zdenek Dvorak <ook@ucw.cz>
25065 PR tree-optimization/35164
25066 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25067 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25068 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25069 Only propagate addresses which do not have abnormal SSA_NAMEs
25072 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25075 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25077 2008-02-15 Jan Hubicka <jh@suse.cz>
25079 PR middle-end/35149
25080 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25082 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25084 PR middle-end/34621
25085 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25086 when calculating alignment_pad.
25088 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25090 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25091 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25092 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25093 and STACK_BOUNDARY define.
25095 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25097 PR preprocessor/35061
25098 * c-pragma.c (handle_pragma_pop_macro): Check that
25099 pushed_macro_table has been allocated.
25101 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25103 PR middle-end/35136
25104 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25105 (force_gimple_operand): Likewise.
25106 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25107 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25108 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25109 (find_interesting_uses_address): Check addressability and alignment
25110 of the base expression only after substituting bases of IVs into it.
25112 2008-02-14 Michael Matz <matz@suse.de>
25115 * function.c (instantiate_virtual_regs_in_insn): Reload address
25116 before falling back to reloading the whole operand.
25118 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25120 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25121 before the first section switch note.
25123 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25125 * doc/bugreport.texi: Update copyright years.
25126 * doc/c-tree.texi: Likewise.
25127 * doc/cfg.texi: Likewise.
25128 * doc/cpp.texi: Likewise.
25129 * doc/cppinternals.texi: Likewise.
25130 * doc/fragments.texi: Likewise.
25131 * doc/frontends.texi: Likewise.
25132 * doc/gcc.texi: Likewise.
25133 * doc/gty.texi: Likewise.
25134 * doc/hostconfig.texi: Likewise.
25135 * doc/implement-c.texi: Likewise.
25136 * doc/libgcc.texi: Likewise.
25137 * doc/loop.texi: Likewise.
25138 * doc/makefile.texi: Likewise.
25139 * doc/options.texi: Likewise.
25140 * doc/passes.texi: Likewise.
25141 * doc/rtl.texi: Likewise.
25142 * doc/sourcebuild.texi: Likewise.
25143 * doc/standards.texi: Likewise.
25144 * doc/tree-ssa.texi: Likewise.
25145 * doc/trouble.texi: Likewise.
25147 * doc/extend.texi: Use @: or add comma where appropriate.
25148 * doc/invoke.texi: Likewise.
25149 * doc/tm.texi: Likewise.
25151 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25154 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25157 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25159 * doc/md.texi (clz, ctz): Add reference.
25160 * doc/rtl.texi (clz, ctz): Likewise.
25162 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25165 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25168 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25170 * config/s390/s390.c (struct constant_pool): New field
25171 emit_pool_after added.
25172 (s390_mainpool_start): Set the emit_pool_after flag according
25173 to the section switch notes.
25174 (s390_mainpool_finish): Consider emit_pool_after when emitting
25175 the literal pool at the end of the function.
25176 (s390_chunkify_start): Force literal pool splits at section
25179 2008-02-13 Michael Matz <matz@suse.de>
25182 * var-tracking.c (clobber_variable_part): Correctly traverse the
25185 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25188 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25189 Add -fdump-ipa-inline.
25190 * tree-dump.c (dump_files): Remove tree-inlined dump.
25191 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25193 2008-02-12 Richard Guenther <rguenther@suse.de>
25195 PR tree-optimization/35171
25196 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25199 2008-02-12 Richard Guenther <rguenther@suse.de>
25201 PR middle-end/35163
25202 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25203 value-preserving mode. Disallow final truncation.
25205 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25207 PR middle-end/35136
25208 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25209 code from here to...
25210 (force_gimple_operand): ...here.
25212 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25215 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25216 non-compatible pointers.
25217 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25218 different FIELD_DECLs, try harder by comparing field offsets, sizes
25221 PR inline-asm/35160
25222 * function.c (match_asm_constraints_1): Don't replace the same input
25225 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25227 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25228 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25229 (expand_epilogue): Restore RAMPZ register.
25230 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25232 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25234 * config/i386/cygwin.asm: (__alloca): Correct calling
25235 convention and alignment.
25236 (__chkstk): Force 8 byte stack alignment.
25238 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25239 Richard Guenther <rguenther@suse.de>
25241 PR tree-optimization/33992
25242 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25243 the zero we compare against.
25245 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25247 PR libfortran/35063
25248 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25249 to CloseHandle after unlocking to prevent accumulation of handle
25252 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25254 PR middle_end/34150
25255 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25256 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25257 and update LABEL_NUSES during and after reload.
25259 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25261 PR middle-end/34627
25262 * combine.c (simplify_if_then_else): Make sure the comparison is
25263 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25265 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25268 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25269 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25270 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25271 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25272 * tree.h (get_type_static_bounds): Likewise.
25274 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25276 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25277 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25278 Make -Wfoo language annotations match what the compiler outputs.
25280 2008-02-08 Sa Liu <saliu@de.ibm.com>
25282 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25283 intrinsics spu_convts, spu_convtu, spu_convtf.
25285 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25287 * doc/extend.texi (Function Attributes) <noinline>: Mention
25288 asm ("") as method to keep calls.
25290 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25293 * doc/options.texi (Options): Replace references to opts.sh with
25295 * opts-common.c: Likewise.
25296 * optc-gen.awk: Likewise.
25298 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25300 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25302 2008-02-07 Richard Henderson <rth@redhat.com>
25305 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25306 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25309 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25311 PR tree-optimization/35085
25312 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25313 for operand entry oe2 in addition to operand entry oe3 in order to
25314 expose more opportunities for vectorizer sum reduction.
25316 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25319 * Makefile.in (LIBS): Remove $(GMPLIBS).
25320 (cc1-dummy, cc1): Add $(GMPLIBS).
25322 2008-02-06 Jan Hubicka <jh@suse.cz>
25325 * i386.md (moddf_integer): Do not produce partial memory stalls for
25326 targets where it hurts.
25328 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25331 * optabs.c (expand_float): Do not check for decimal modes when
25332 expanding unsigned integer through signed conversion.
25334 2008-02-06 Nick Clifton <nickc@redhat.com>
25336 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25337 inside the clobber with a match_operand and duplicated operand
25338 number in the constraint.
25339 (ineqbranchsi): Delete redundant comment.
25341 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25343 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25344 builtin_define ("__USE_INIT_FINI__").
25345 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25347 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25349 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25351 PR documentation/30330
25352 * doc/invoke.texi (C++ Dialect Options)
25353 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25354 For each warning option -Wfoo that allows -Wno-foo, ensure both
25355 -Wfoo and -Wno-foo are listed in the option index. Fix index
25356 entry of -Wswitch-default, index -Wnormalized= including the
25357 `=', and -Wlarger-than-@var{len} including @var{len}.
25359 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25361 * config/i386/i386.md (floatunssisf2): Use
25362 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25363 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25364 Macroize expander using MODEF mode iterator.
25366 2008-02-05 Diego Novillo <dnovillo@google.com>
25368 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25371 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25373 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25376 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25378 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25381 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25382 to indicate if a message should be generated.
25383 (init_cumulative_args): Updated.
25384 (function_value_32): Likewise.
25386 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25388 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25390 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25393 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25394 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25396 2008-02-04 Diego Novillo <dnovillo@google.com>
25398 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25401 * tree-vrp.c (vrp_evaluate_conditional): With
25402 -Wtype-limits, emit a warning when comparing against a
25403 constant outside the natural range of OP0's type.
25405 2008-02-04 Richard Guenther <rguenther@suse.de>
25407 PR middle-end/33631
25408 * expr.c (count_type_elements): Give for unions instead of
25411 2008-02-04 Richard Guenther <rguenther@suse.de>
25413 PR middle-end/35043
25414 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25415 to TYPE_DOMAINs base type instead of using bitsizetype here.
25417 2008-02-03 Jason Merrill <jason@redhat.com>
25419 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25421 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25424 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25425 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25426 (RS/6000 and PowerPC Options): Fix typos and markup.
25427 * doc/passes.texi (Tree-SSA passes): Likewise.
25429 2008-02-02 Michael Matz <matz@suse.de>
25432 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25433 from record_last_reg_set_info.
25434 (record_last_reg_set_info): Take an RTX argument, iterate over all
25435 constituent hardregs.
25436 (record_last_set_info, record_opr_changes): Change calls to
25437 new signature or to record_last_reg_set_info_regno.
25439 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25441 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25443 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25445 PR rtl-optimization/34773
25446 * reg-notes.def (EQUAL): Mention significance of combination of
25447 REG_EQUAL and REG_RETVAL.
25448 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25449 insn that has a REG_RETVAL.
25451 2008-02-01 Roger Sayle <roger@eyesopen.com>
25454 * configure.ac (--enable-fixed-point): Disable unless explicitly
25456 * configure: Regenerate.
25458 2008-02-01 Richard Guenther <rguenther@suse.de>
25461 * invoke.texi (-finline-limit): Remove no longer true parts
25462 of the documentation. Note that there is no default value.
25464 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25465 Mark Mitchell <mark@codesourcery.com>
25466 Ben Elliston <bje@au.ibm.com>
25469 * doc/extend.texi (Other Builtins): Document.
25471 2008-01-31 Tom Browder <tom.browder@gmail.com>
25473 * doc/c-tree.texi (Types): Fix grammar.
25474 (Expression trees): Ditto.
25475 * doc/passes.texi (Tree-SSA passes): Ditto.
25477 * doc/configterms.texi (Configure Terms): Fix typo.
25478 * doc/cpp.texi (Common Predefined Macros): Ditto.
25479 * doc/md.texi (Machine Constraints): Ditto.
25481 * doc/makefile.texi (Makefile): Add comma.
25483 2008-01-31 Tom Browder <tom.browder@gmail.com>
25484 Gerald Pfeifer <gerald@pfeifer.com>
25486 * doc/sourcebuild.texi (Front End): Remove references to CVS
25487 and CVSROOT/modules.
25488 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25489 (Back End): Remove reference to CVS.
25491 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25494 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25496 (mips16_gp_pseudo_reg): ...here.
25497 * config/mips/mips.md (load_const_gp): Replace with...
25498 (load_const_gp_<mode>): ...this :P-based insn.
25500 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25502 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25503 options. Minor fixes.
25504 (-std): Move reference to standards closer to where language
25505 standards are first mentioned.
25507 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25509 PR rtl-optimization/34995
25510 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25511 parameter and return a bool. If the rtx parameter is nonnull,
25512 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25513 (find_reloads): Update call accordingly. Pass the new operand
25514 if it needed no address reloads, otherwise pass null.
25516 2008-01-30 Richard Henderson <rth@redhat.com>
25519 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25520 for unbounded arrays.
25522 2008-01-30 Silvius Rus <rus@google.com>
25524 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25526 2008-01-30 Jan Hubicka <jh@suse.cz>
25529 * i386.c (init_cumulative_args): Use real function declaration when
25532 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25534 PR rtl-optimization/34998
25535 * global.c (build_insn_chain): Treat non-subreg_lowpart
25536 SUBREGs of pseudos as clobbering all the words covered by the
25537 SUBREG, not just all the bytes.
25538 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25539 original df_ref rather than an extract parameter.
25540 (global_conflicts): Update call accordingly.
25542 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25544 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25545 the overflow check to make it easier to read.
25546 (__fixtfdi): Change the type of the ll member in union
25547 long_double to UDItype_x.
25549 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25551 PR middle-end/34969
25552 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25553 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25554 * tree-inline.c (fold_marked_statements): Call
25555 cgraph_update_edges_for_call_stmt if folding a call statement.
25556 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25557 debug_generic_stmt calls, reset it back afterwards.
25560 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25562 * c-typeck.c (build_external_ref): Don't pedwarn about
25563 static vars in current function's scope.
25565 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25567 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25569 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25572 * ipa-struct-reorg.c: Fix spelling.
25573 * params.def: Ditto.
25575 2008-01-29 Richard Guenther <rguenther@suse.de>
25577 PR middle-end/35006
25578 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25580 * tree-inline.c (remap_type): Increment remapping_type_depth
25581 around remapping types.
25582 (copy_body_r): Only add referenced variables if they are referenced
25583 from code, not types.
25585 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25596 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25597 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25599 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25602 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25603 pointer for tiny stack.
25605 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25607 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25609 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25611 * config/vx-common.h: Fix typo in comment.
25613 2008-01-28 Ian Lance Taylor <iant@google.com>
25617 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25618 coalesce pointers if they have different DECL_NO_TBAA_P values.
25619 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25620 between variables with different DECL_NO_TBAA_P values.
25622 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25625 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25626 are not legitimate small data references on SPE targets.
25628 2008-01-28 David Daney <ddaney@avtrex.com>
25630 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25632 2008-01-28 David Daney <ddaney@avtrex.com>
25634 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25636 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25638 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25639 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25640 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25641 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25642 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25643 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25644 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25645 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25647 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25649 * basic-block.h (condjump_equiv_p): Fix comment.
25651 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25653 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25654 print_generic_stmt_indented): Fix comment.
25656 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25658 * configure.ac (__stack_chk_fail): Add detecion for availability
25659 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25660 * configure: Regenerate.
25662 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25664 PR middle-end/34688
25665 * final.c (output_addr_const): Handle TRUNCATE.
25667 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25670 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25671 (zero_cost, infinite_cost): New constants.
25672 (struct cost_pair): Change type of cost to comp_cost.
25673 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25674 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25676 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25677 split_address_cost, ptr_difference_cost, difference_cost,
25678 get_computation_cost_at, get_computation_cost,
25679 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25680 determine_use_iv_cost_condition, determine_use_iv_costs,
25681 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25682 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25683 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25684 Change type of cost to comp_cost.
25685 (determine_iv_cost): Increase cost of non-original ivs, instead
25686 of decreasing the cost of original ones.
25687 (get_address_cost): Indicate the complexity of the addressing mode
25689 (try_add_cand_for): Prefer using ivs not specific to some object.
25690 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25692 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25693 Janis Johnson <janis187@us.ibm.com>
25696 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25697 (TARGET_INSTANTIATE_DECLS): Likewise.
25698 * target.h (expand_to_rtl_hook): New target hook.
25699 (instantiate_decls): Likewise.
25700 * function.c (instantiate_decl): Make non-static. Rename to...
25701 (instantiate_decl_rtl): ... this.
25702 (instantiate_expr): Use instantiate_decl_rtl.
25703 (instantiate_decls_1): Likewise.
25704 (instantiate_decls): Likewise.
25705 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25706 * function.h (instantiate_decl_rtl): Add prototype.
25707 * cfgexpand.c (target.h): New include.
25708 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25709 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25710 (TARGET_INSTANTIATE_DECLS): Likewise.
25711 (TARGET_INITIALIZER): New target hooks added.
25712 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25714 * config/rs6000/rs6000.c (tree-flow.h): New include.
25715 (machine_function): Add sdmode_stack_slot field.
25716 (rs6000_alloc_sdmode_stack_slot): New function.
25717 (rs6000_instantiate_decls): Likewise.
25718 (rs6000_secondary_memory_needed_rtx): Likewise.
25719 (rs6000_check_sdmode): Likewise.
25720 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25721 (TARGET_INSTANTIATE_DECLS): Likewise.
25722 (rs6000_hard_regno_mode_ok): Allow SDmode.
25723 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25724 (rs6000_emit_move): Handle SDmode.
25725 (function_arg_advance): Likewise.
25726 (function_arg): Likewise.
25727 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25728 SDmode var args for 32-bit compiles.
25729 (rs6000_secondary_reload_class): Handle SDmode.
25730 (rs6000_output_function_epilogue): Likewise.
25731 (rs6000_function_value): Simplify if statement.
25732 (rs6000_libcall_value): Likewise.
25733 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25734 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25735 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25736 (movsd_hardfloat): New define_insn.
25737 (movsd_softfloat): Likewise.
25738 (movsd_store): Likewise.
25739 (movsd_load): Likewise.
25740 (extendsddd2): Likewise.
25741 (extendsdtd2): Likewise.
25742 (truncddsd2): Likewise.
25743 (movdd_hardfloat64): Fixup comment.
25744 (UNSPEC_MOVSD_LOAD): New constant.
25745 (UNSPEC_MOVSD_STORE): Likewise.
25747 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25750 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25752 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25753 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25754 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25755 and TRUTH_XOR_EXPR.
25757 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25760 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25761 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25762 __LONGDOUBLE128 too.
25763 * config/rs6000/aix61.h: New file.
25765 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25767 PR rtl-optimization/34959
25768 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25769 popcount and parity rtxes the same mode as their operand.
25770 Truncate or extend the result to the return value's mode
25773 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25776 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25777 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25778 to GOT_VERSION_REGNUM.
25779 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25780 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25781 * config/mips/mips.c (mips_emit_call_insn): New function.
25782 (mips_call_tls_get_addr): Call mips_expand_call directly.
25783 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25785 (mips16_build_call_stub): Likewise. Return the call insn or null.
25786 (mips_expand_call): Update the call to mips16_build_call_stub
25787 accordingly and a remove redundant condition. Assert that MIPS16
25788 stubs do not use lazy binding. Use mips_emit_call_insn and return
25790 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25792 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25793 (mips_avoid_hazard): Remove hazard_set handling.
25794 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25795 (UNSPEC_RESTORE_GP): ...this.
25796 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25797 (FAKE_CALL_REGNO): Rename to...
25798 (GOT_VERSION_REGNUM): ...this.
25799 (type): Add "ghost" value. Add an associated insn reservation.
25800 (hazard_set): Remove.
25801 (exception_receiver): Rename to...
25802 (restore_gp): ...this and update the unspec identifier accordingly.
25803 (exception_receiver, nonlocal_got_receiver): New expanders.
25804 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25805 FAKE_CALL_REGNO. Remove hazard_set attribute.
25806 (set_got_version, update_got_version): New patterns.
25808 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25811 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25813 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25816 * doc/install.texi2html: Generate gcc-vers.texi.
25818 2008-01-25 DJ Delorie <dj@redhat.com>
25820 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25822 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25824 * config/c4x: Remove directory.
25825 * config.gcc (crx-*, mt-*): Mark obsolete.
25826 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25827 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25828 sh-*-rtemscoff*): Remove cases.
25829 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25830 * real.c (encode_c4x_single, decode_c4x_single,
25831 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25832 c4x_extended_format): Remove.
25833 * real.h (c4x_single_format, c4x_extended_format): Remove.
25834 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25836 (Pragmas): Remove comment about c4x pragmas.
25837 * doc/install.texi (c4x): Remove target-specific instructions.
25838 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25839 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25840 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25841 refer to C4x source files as examples.
25842 (C4X_FLOAT_FORMAT): Remove documentation.
25844 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25846 * config/bfin/bfin.c (override_options): Reorder tests so that
25847 flag_pic gets enabled for -msep-data.
25849 2008-01-25 Richard Guenther <rguenther@suse.de>
25851 PR middle-end/32244
25852 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25853 to its bitfield precision if required.
25855 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25857 PR middle-end/33880
25858 * tree-nested.c (walk_omp_for): New function.
25859 (convert_nonlocal_reference, convert_local_reference): Call
25860 walk_omp_for on OMP_FOR.
25861 (convert_call_expr): Call walk_body on OMP_FOR's
25862 OMP_FOR_PRE_INIT_BODY.
25864 2008-01-25 Richard Guenther <rguenther@suse.de>
25866 PR tree-optimization/34966
25867 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25868 default defs and PHI_NODEs we have to insert after the
25869 defining statement.
25871 2008-01-24 Nick Clifton <nickc@redhat.com>
25873 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25874 Provide a default definition.
25875 (LIBGCC2_UNITS_PER_WORD): Likewise.
25877 * config/stormy16/stormy16.c: Include df.h for the prototype
25878 for df_regs_ever_live_p.
25879 (xstormy16_expand_builtin_va_start): Convert the stack offset
25880 into a component_ref and then use POINTER_PLUS_EXPR to add it
25881 to the incoming_virtual_args_rtx.
25882 (xstormy16_gimplify_va_arg_expr): Rename to
25883 xstormy16_gimplify_va_arg_expr.
25884 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25885 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25886 xstormy16_gimplify_va_arg_expr.
25887 Fix up some formatting issues.
25889 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25890 Move to predicates.md.
25891 (xs_hi_general_operand): Likewise.
25892 (xs_hi_nonmemory_operand): Likewise.
25893 * config/stormy16/predicates.md:
25894 (xstormy16_carry_plus_operand): New predicate.
25895 (xs_hi_general_operand): New predicate.
25896 (xs_hi_nonmemory_operand): New predicate.
25897 * config/stormy16/stormy16-protos.h:
25898 (xstormy16_carry_plus_operand): Delete prototype.
25899 (xs_hi_general_operand): Likewise.
25900 (xs_hi_nonmemory_operand): Likewise.
25902 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25903 modifiers as they are no longer needed and they can trigger
25904 reload spill failures.
25906 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25907 with a match_operand in order to help reload.
25909 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25910 constraint with 'e' for the 8th alternative as this version of
25911 the mov.w instruction only accepts the lower 8 registers.
25913 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25916 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25917 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25920 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25922 PR middle-end/33333
25923 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25925 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25927 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25929 (remove_structure): Update allocations list before removing structure.
25931 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25933 * ipa-struct-reorg.c (is_safe_cond_expr,
25934 create_new_stmts_for_cond_expr): Use integer_zerop function,
25935 that recognize not only zero-pointer, but zero-integer too.
25937 2008-01-25 Ben Elliston <bje@au.ibm.com>
25940 * fixproto: Escape "." in sed expression that strips leading "./".
25942 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25945 * gcc.c (SWITCH_OK): Removed.
25946 (SWITCH_LIVE): Changed to bit.
25947 (SWITCH_FALSE): Likewise.
25948 (SWITCH_IGNORE): Likewise.
25949 (switchstr): Change live_cond to unsigned int.
25950 (process_command): Replace SWITCH_OK with 0.
25951 (do_self_spec): Likewise.
25952 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25953 (give_switch): Likewise.
25954 (used_arg): Likewise.
25955 (do_spec_1): Set the SWITCH_IGNORE bit.
25956 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25957 bits. Set the SWITCH_LIVE bit.
25959 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25961 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25963 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25965 PR tree-optimization/34472
25966 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25967 parameter to a "bool *" and set *DATA to false if there is
25968 an unsafe access. Do not delete the structure here.
25969 (check_cond_exprs): Delete it here instead.
25970 (check_cond_exprs, exclude_cold_structs): Do not increase
25971 I when removing a structure.
25973 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25976 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25977 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25979 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25981 PR middle-end/34934
25982 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25983 a fixed vector for stack.
25985 2008-01-24 Ben Elliston <bje@au.ibm.com>
25988 * doc/gcc.texi (Software development): Add a direntry for g++.
25990 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25992 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25993 stale and straggling -fforce-addr comments above.
25995 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25997 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25998 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26000 2008-01-23 Michael Matz <matz@suse.de>
26003 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26006 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26008 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26009 malloc result type.
26011 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26013 * config/avr/avr.c (avr_current_arch): New variable.
26014 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26015 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26016 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26017 (avr_override_options): Init 'avr_current_arch'.
26018 (base_arch_s): Move from here...
26019 * config/avr/avr.h (base_arch_s): ... here. Add new members
26020 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26021 'mega' to 'have_jmp_call'.
26022 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26023 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26025 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26027 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26028 MULTILIB_MATCHES): Ditto.
26030 2008-01-23 Richard Guenther <rguenther@suse.de>
26032 PR middle-end/31529
26033 * cgraphunit.c (cgraph_reset_node): Always mark the node
26034 not reachable if it is not queued already.
26036 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26038 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26039 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26040 (cputype_selected): New static variable.
26041 (bfin_handle_option): Set it if -mcpu is used.
26042 (override_option): Select default set of workarounds if no cpu type
26043 selected on the command line.
26044 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26046 From Michael Frysinger <michael.frysinger@analog.com>
26047 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26048 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26050 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26051 for bf547, bf523, bf524, and bf526.
26052 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26054 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26055 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26056 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26057 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26058 * doc/invoke.texi (Blackfin Options): Document that
26059 -mcpu now accept bf547, bf523, bf524, and bf526.
26061 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26063 PR rtl-optimization/34628
26064 * combine.c (try_combine): Stop and undo after the first combination
26065 if an autoincrement side-effect on the first insn has effectively
26068 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26071 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26072 Offset addresses are not valid for Altivec or paired float modes.
26074 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26077 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26078 if DECL_INITIAL (decl) is error_mark_node.
26081 * c-common.c (handle_vector_size_attribute): Only allow
26082 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26083 the same way as pointer, array etc. types.
26084 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26087 * tree.c (build_type_attribute_qual_variant): Call
26088 build_qualified_type if attributes are equal, but quals are not.
26090 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26093 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26094 * flags.h (warn_strict_aliasing): Remove.
26095 (warn_strict_overflow): Remove.
26096 * opts.c (warn_strict_aliasing): Remove.
26097 (warn_strict_overflow): Remove.
26098 * c-opts.c (c_common_handle_option): -Wall only sets
26099 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26100 (c_common_post_options): Give default values to -Wstrict-aliasing
26101 and -Wstrict-overflow if they are uninitialized.
26102 * common.opt (Wstrict-aliasing): Specify Var and Init.
26103 (Wstrict-overflow): Likewise.
26105 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26107 PR rtl-optimization/26854
26108 PR rtl-optimization/34400
26109 PR rtl-optimization/34884
26110 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26112 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26113 (df_rd_bb_info.expanded_lr_out): Deleted
26114 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26115 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26116 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26117 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26118 Removed code to allocate, initialize or free expanded_lr_out.
26119 (df_rd_bb_local_compute_process_def): Restructured to make more
26121 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26122 sets if the sets are being trimmed.
26124 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26127 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26128 (as_vers): Likewise.
26129 * configure: Regenerated.
26131 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26133 PR middle-end/33092
26134 * tree-pass.h (pass_build_alias): New pass.
26135 * tree-ssa-alias.c (gate_build_alias): New.
26136 (pass_build_alias): New.
26137 * passes.c (init_optimization_passes): Add pass_build_alias after
26138 pass_create_structure_vars.
26140 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26142 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26143 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26144 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26145 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26146 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26147 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26148 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26149 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26150 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26151 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26152 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26153 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26154 * config/s390/s390.md (FP_ALL): New mode iterator.
26155 (_d): New mode attribute.
26156 ("*signbit<mode>2>"): Changed mode of first operand.
26157 ("isinf<mode>2"): Changed mode of first operand.
26158 ("*TDC_insn"): Adaptation for DFP modes.
26160 2008-01-22 Ben Elliston <bje@au.ibm.com>
26162 * tree.c (check_qualified_type): Improve function description.
26164 2008-01-21 Jason Merrill <jason@redhat.com>
26167 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26168 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26171 2008-01-21 DJ Delorie <dj@redhat.com>
26173 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26176 2008-01-21 Richard Guenther <rguenther@suse.de>
26178 PR middle-end/34856
26179 * tree-cfg.c (verify_expr): Allow all invariant expressions
26180 instead of just constant class ones as reference argument.
26181 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26182 like any other constant.
26183 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26185 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26187 * regmove.c (fixup_match_1): Update call crossed frequencies.
26189 2008-01-21 Richard Guenther <rguenther@suse.de>
26192 * tree-inline.c (setup_one_parameter): Deal with mismatched
26193 types using a VIEW_CONVERT_EXPR.
26195 2008-01-21 Alon Dayan <alond@il.ibm.com>
26196 Olga Golovanevsky <olga@il.ibm.com>
26198 PR tree-optimization/34701
26199 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26200 when the structure size is not a power of 2.
26202 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26204 * doc/install.texi: Add doc for --enable-checking=df.
26206 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26208 PR rtl-optimization/34808
26209 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26211 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26213 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26216 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26218 PR rtl-optimization/26854
26219 PR rtl-optimization/34400
26220 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26222 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26223 (df_rd_bb_info.expanded_lr_out): New.
26224 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26225 * loop_iv.c (iv_analysis_loop_init): Ditto.
26226 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26227 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26228 Added code to allocate, initialize or free expanded_lr_out.
26229 (df_rd_bb_local_compute_process_def): Restructured to make
26230 more understandable.
26231 (df_rd_confluence_n): Add code to do nothing with fake edges and
26232 code to no apply invalidate_by_call sets if the sets are being trimmed.
26233 (df_lr_local_finalize): Renamed to df_lr_finalize.
26234 (df_live_local_finalize): Renamed to df_live_finalize.
26236 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26239 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26240 deciding whether to use reciprocal instructions.
26242 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26244 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26245 dwarf2out_note_section_used if cold_text_section is NULL.
26247 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26249 PR gcov-profile/34610
26250 * tree-cfg.c (make_edges): Mark both outgoing edges from
26251 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26252 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26253 from OMP_FOR and OMP_CONTINUE outgoing edges.
26255 * tree-profile.c (tree_profiling): Return early if
26256 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26258 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26259 from cfun to child_cfun.
26260 * function.h (struct function): Add after_tree_profile bit.
26262 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26264 * config/avr/avr.S (_exit): Disable interrupt.
26266 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26267 Steven Bosscher <stevenb.gcc@gmail.com>
26269 PR rtl-optimization/26854
26270 PR rtl-optimization/34400
26271 * df-problems.c (df_live_scratch): New scratch bitmap.
26272 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26273 (df_live_reset): Clear the proper bitmaps.
26274 (df_live_bb_local_compute): Only process the artificial defs once
26275 since the order is not important.
26276 (df_live_init): Init the df_live sets only with the variables
26277 found live by df_lr.
26278 (df_live_transfer_function): Use the df_lr sets to prune the
26279 df_live sets as they are being computed.
26280 (df_live_free): Free df_live_scratch.
26282 2008-01-18 Ian Lance Taylor <iant@google.com>
26284 * common.opt: Add fmerge-debug-strings.
26285 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26286 flag_merge_debug_strings rather than flag_merge_constants.
26287 * doc/invoke.texi (Option Summary): Mention
26288 -fmerge-debug-strings.
26289 (Debugging Options): Document -fmerge-debug-strings.
26291 2008-01-18 Ian Lance Taylor <iant@google.com>
26294 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26295 (struct tree_function_decl): Add new field operator_new_flag.
26296 * tree-inline.c (expand_call_inline): When inlining a call to
26297 operator new, force the return value to go into a variable, and
26298 set DECL_NO_TBAA_P on that variable.
26299 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26301 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26304 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26305 DWARF2_DEBUGGING_INFO.
26306 (dwarf2out_note_section_used): Ditto. Add prototype.
26307 (have_multiple_function_sections, text_section_used,
26308 cold_text_section_used, *cold_text_sections): Move declarations
26311 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26313 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26314 field and add signal_ra.
26315 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26316 assignments to frame state pc. Move end of stack check after
26317 MD_FALLBACK_FRAME_STATE_FOR.
26318 (uw_update_context_1): Use frame state signal_regs if set, instead
26319 of checking signal_frame flag.
26320 (uw_update_context): Use frame state signal_ra if set.
26321 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26322 * config/xtensa/linux-unwind.h: New file.
26324 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26326 * modulo-sched.c (get_sched_window): Fix comment typo.
26328 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26330 PR tree-optimization/34648
26331 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26333 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26335 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26336 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26338 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26340 PR rtl-optimization/34400
26341 * df-core.c (df_worklist_dataflow_overeager,
26342 df_worklist_dataflow_doublequeue): New functions.
26343 (df_worklist_dataflow): Two different worklist solvers.
26344 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26347 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26350 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26351 and ftree-parallelize-loops.
26353 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26355 PR rtl-optimization/34826
26356 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26358 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26360 * global.c (find_reg): Mark the eh regs as used if necessary.
26361 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26362 * ra.h (struct allocno): no_eh_reg field added. Changed
26363 no_stack_reg type to bitfield.
26365 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26367 * tree.c (substitute_in_expr): Add missing 'break'.
26369 2008-01-17 Richard Guenther <rguenther@suse.de>
26371 PR tree-optimization/34825
26372 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26373 x / x as division to handle.
26375 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26377 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26378 "-pthread" is specified.
26379 * pa-hpux11.h (LIB_SPEC): Likewise.
26381 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26382 Peter Bergner <bergner@vnet.ibm.com>
26384 PR rtl-optimization/33796
26385 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26387 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26389 PR libgfortran/34699
26390 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26392 * pa-hpux10.h (LINK_SPEC): Likewise.
26393 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26395 2008-01-16 Richard Guenther <rguenther@suse.de>
26397 PR middle-end/32628
26398 * fold-const.c (fold_convert_const_int_from_int): Do not
26399 set overflow if that occured only because of a sign extension
26400 change when converting from/to a sizetype with the same
26401 precision and signedness.
26403 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26406 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26407 location address to the correct place. Update copyright year.
26409 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26411 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26412 no dependences in the dependence_relations vector.
26414 2008-01-16 Jan Hubicka <jh@suse.cz>
26416 PR rtl-optimization/31396
26417 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26418 * cfg.c (dump_reg_info): Print it.
26419 * regs.h (struct reg_info_t): add freq_calls_crossed.
26420 (REG_FREQ_CALLS_CROSSED): New macro.
26421 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26422 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26423 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26424 regmove_optimize): Update call crossed frequencies.
26425 * local-alloc.c (struct qty): Add freq_calls_crossed.
26426 (alloc_qty): Copute freq_calls_crossed.
26427 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26428 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26429 * ra.h (struct allocno): Add freq_calls_crossed.
26431 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26433 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26434 libgomp when compiling with ftree-parallelize-loops.
26435 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26437 2008-01-16 Richard Guenther <rguenther@suse.de>
26439 PR tree-optimization/34769
26440 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26441 * tree.c (int_cst_value): Instead make this function more
26442 permissive in what it accepts as valid input. Document this
26443 function always sign-extends the value.
26445 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26446 Richard Guenther <rguenther@suse.de>
26449 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26450 (gimple_fold_indirect_ref_rhs): ... this.
26451 (gimple_fold_indirect_ref): New function with foldings
26452 that preserve lvalueness.
26453 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26454 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26455 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26456 to fold an INDIRECT_REF, fall back to the old use of
26457 fold_indirect_ref_1.
26459 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26461 * tree-data-ref.c (subscript_dependence_tester_1): Call
26462 free_conflict_function.
26463 (compute_self_dependence): Same.
26465 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26468 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26469 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26471 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26472 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26473 for DWARF2_UNWIND_INFO targets.
26475 2008-01-16 Richard Guenther <rguenther@suse.de>
26478 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26479 type qualifiers for function types.
26481 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26483 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26484 loop_iterator li from previous commit.
26486 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26488 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26490 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26492 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26493 (parallelize_loops): Don't parallelize irreducible components.
26495 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26498 * c-opts (c_common_post_options): Do not enable CPP
26499 flag_pedantic_errors by default.
26501 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26503 PR rtl-optimization/31944
26504 * cse.c (remove_pseudo_from_table): New function.
26505 (merge_equiv_classes): Use above function to remove pseudo-registers.
26506 (invalidate): Likewise.
26508 2008-01-13 Richard Guenther <rguenther@suse.de>
26510 PR middle-end/34601
26511 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26512 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26514 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26516 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26517 validate_change to unshare the source of the PC set.
26519 2008-01-12 Jan Hubicka <jh@suse.cz>
26521 PR middle-end/32135
26522 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26523 references above array bounds. This might trigger bounds checks for
26524 pointers to arrays.
26526 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26528 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26529 new_replaceable_dependencies.
26531 2008-01-12 Doug Kwan <dougkwan@google.com>
26533 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26534 instead of OPT_Wreturn_type in warning due to ignored return type
26536 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26537 options included in -Wextra.
26538 * c.opt: New option -Wignored_qualifiers.
26539 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26540 -Wignore_qualifiers.
26541 (-Wignored-qualifiers): Document.
26542 (-Wreturn-type): Remove description of functionality now handled
26543 by -Wignored-qualifiers.
26545 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26548 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26549 NOP_EXPR if it is between integral types with the same precision.
26551 2008-01-12 Jan Hubicka <jh@suse.cz>
26554 * invoke.texi (max-inline-recursive-depth): Fix default value.
26556 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26558 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26561 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26563 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26565 2008-01-11 James E. Wilson <wilson@specifix.com>
26568 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26570 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26572 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26573 save/restore frame pointer register and don't use 'call-prologues'
26574 optimization in function with "OS_task" attribute.
26576 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26578 PR middle-end/31309
26579 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26580 when copying to memory.
26582 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26584 PR rtl-optimization/30905
26585 * cfgcleanup.c: Include dce.h
26586 (crossjumps_occured): New global variable.
26587 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26588 If something changed, set crossjumps_occured to true.
26589 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26590 Don't add/remove fake edges to exit here...
26591 (cleanup_cfg): ...but do it here, when crossjumping.
26592 Run a fast DCE when successful crossjumps occured in the latest
26593 iteration of try_optimize_cfg.
26595 2008-01-11 Richard Guenther <rguenther@suse.de>
26597 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26598 (struct vn_unary_op_s): Likewise.
26599 (vn_reference_insert): Free old reference on hash collision.
26601 2008-01-10 Raksit Ashok <raksit@google.com>
26603 PR rtl-optimization/27971
26604 * combine.c (find_split_point): Split PLUS expressions which are
26605 inside a MEM rtx, and whose first operand is complex.
26607 2008-01-10 DJ Delorie <dj@redhat.com>
26609 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26610 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26611 (m32c_hard_regno_ok): Call the underlying function.
26613 2008-01-10 Richard Guenther <rguenther@suse.de>
26615 PR middle-end/34683
26616 * tree-cfg.c (tree_merge_blocks): Do not go through the
26617 full-blown folding and stmt updating path if we just deal
26618 with virtual operands.
26619 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26620 test for abnormal SSA_NAMEs.
26622 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26624 PR middle-end/34641
26625 * reload.c (push_reload): Add assertions. All constants from
26626 reg_equiv_constant should have been used for replacing the respective
26628 (find_reloads_address): Invoke find_reloads_address_part for
26629 constant taken from the reg_equiv_constant array.
26631 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26633 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26634 field (valnum) the first in the struct. Replace bools with
26637 2008-01-10 Richard Guenther <rguenther@suse.de>
26639 PR tree-optimization/34651
26640 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26641 types and ordering for masking and converting.
26643 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26645 PR tree-optimization/34017
26646 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26647 also for PHI_NODE expressions.
26649 2008-01-09 Jan Hubicka <jh@suse.cz>
26651 PR tree-optimization/34708
26652 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26653 based on number of case labels.
26654 (init_inline_once): Remove switch_cost.
26655 * tree-inline.h (eni_weights_d): Remove switch_cost.
26657 2008-01-09 Richard Guenther <rguenther@suse.de>
26658 Andrew Pinski <andrew_pinski@playstation.sony.com>
26660 PR middle-end/30132
26661 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26662 temporary if an rvalue is ok or an lvalue is not required.
26664 2008-01-09 Richard Guenther <rguenther@suse.de>
26666 PR middle-end/34458
26667 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26668 adjust return type.
26670 2008-01-09 Richard Guenther <rguenther@suse.de>
26672 PR middle-end/34679
26673 * tree.c (host_integerp): Check for sizetype only if the
26674 type is an integer type.
26676 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26679 * opts.c (decode_options): Disable inlining of functions called
26680 once if not in unit-at-a-time mode.
26682 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26684 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26686 2008-01-08 Richard Guenther <rguenther@suse.de>
26688 PR middle-end/31863
26689 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26690 out early if the result will be unused.
26692 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26697 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26698 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26701 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26703 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26704 for vectorization tuned.
26706 2008-01-08 Richard Guenther <rguenther@suse.de>
26708 PR tree-optimization/34683
26709 * tree-ssa-operands.c (operand_build_cmp): Export.
26710 * tree-ssa-operands.h (operand_build_cmp): Declare.
26711 * tree-vn.c (vuses_compare): Remove.
26712 (sort_vuses): Use operand_build_cmp.
26713 (sort_vuses_heap): Likewise.
26714 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26715 to re-use old VEC if available. Do not sort already sorted VUSEs.
26716 (vdefs_to_vec): Do not sort already sorted VDEFs.
26718 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26720 PR middle-end/34694
26721 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26723 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26726 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26727 limitations of reciprocal sequences on x86 targets.
26729 2008-01-08 Richard Guenther <rguenther@suse.de>
26731 PR tree-optimization/34683
26732 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26734 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26737 * config/darwin.c (darwin_mergeable_string_section): Don't use
26738 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26740 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26743 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26744 negxf2. Macroize expander using X87MODEF mode iterator. Change
26745 predicates of op0 and op1 to register_operand.
26746 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26747 expander using X87MODEF mode iterator. Change predicates of
26748 op0 and op1 to register_operand.
26749 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26750 corresponding patterns and macroize using MODEF macro. Change
26751 predicates of op0 and op1 to register_operand and remove
26752 "m" constraint. Disparage "r" alternative with "!".
26753 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26754 macroize using X87MODEF macro. Change predicates of op0 and op1
26755 to register_operand and remove "m" constraint. Disparage "r"
26756 alternative with "!".
26757 (absneg splitter with memory operands): Remove.
26758 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26759 patterns and macroize using X87MODEF mode iterator.
26760 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26761 Change predicate of op1 to register_operand.
26762 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26763 for memory operands.
26765 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26767 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26769 2008-01-07 Richard Guenther <rguenther@suse.de>
26771 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26774 2008-01-07 Richard Guenther <rguenther@suse.de>
26776 PR tree-optimization/34683
26777 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26778 VOPs of the needed size to save memory. Use VEC_quick_push
26779 to save compile-time.
26780 (vdefs_to_vec): Likewise.
26782 2008-01-07 Sa Liu <saliu@de.ibm.com>
26784 * config/spu/spu.md (divdf3): Genetate inline code for double
26785 division. The implementation doesn't handle INF or NAN, therefore it
26786 only applies when -ffinite-math-only is given.
26788 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26791 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26792 * doc/cpp.texi ([Common Predefined Macros]): Document.
26794 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26796 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26797 order to use commutative addition instead of subtraction.
26799 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26800 Mircea Namolaru <namolaru@il.ibm.com>
26801 Vladimir Yanovsky <yanov@il.ibm.com>
26802 Revital Eres <eres@il.ibm.com>
26804 PR tree-optimization/34263
26805 * tree-outof-ssa.c (process_single_block_loop_latch,
26806 contains_tree_r): New functions.
26807 (analyze_edges_for_bb): Call process_single_block_loop_latch
26808 function to empty single-basic-block latch block if possible.
26810 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26812 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26814 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26816 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26818 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26820 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26822 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26824 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26826 PR tree-optimization/34618
26827 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26830 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26833 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26834 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26835 Update copyright year.
26837 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26838 Update copyright year.
26839 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26842 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26844 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26845 edge does not point to current bb before changing need_assert.
26847 2008-01-04 Richard Guenther <rguenther@suse.de>
26849 PR middle-end/34029
26850 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26851 for verifying purposes if they are is_gimple_min_invariant.
26853 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26855 PR tree-optimization/34448
26856 PR tree-optimization/34465
26857 * gimplify.c (gimplify_init_constructor): Add new parameter
26858 notify_temp_creation. Use it.
26859 (gimplify_modify_expr_rhs): Take volatiles into account when
26860 optimizing constructors.
26861 Do not optimize constructors if gimplify_init_constructor will dump to
26863 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26864 * gcc.c-torture/compile/pr34448.c: New.
26866 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26868 PR gcov-profile/34609
26869 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26870 return_slot if result is TREE_ADDRESSABLE.
26872 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26874 * config/mips/mips.md (sqrt_condition): Tweak comment.
26875 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26877 2008-01-03 Tom Tromey <tromey@redhat.com>
26880 * c-common.c (c_type_hash): Handle VLAs.
26882 2008-01-03 Jan Hubicka <jh@suse.cz>
26884 PR tree-optimization/31081
26885 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26886 0 when inlining and not inlining to first basic block.
26887 (remap_decl): When var is initialized to 0, don't set default_def.
26888 (expand_call_inline): Set entry_bb.
26889 * tree-inline.h (copy_body_data): Add entry_bb.
26891 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26894 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26897 PR tree-optimization/29484
26898 * tree-inline.c (inline_forbidden_p_2): New function.
26899 (inline_forbidden_p): Disallow inlining if some static var
26900 has an address of a local LABEL_DECL in its initializer.
26901 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26904 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26906 PR tree-optimization/34635
26907 * tree-data-ref.c (add_other_self_distances): Make sure that the
26908 evolution step is constant.
26910 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26912 PR middle-end/34608
26913 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26915 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26917 * tree-sra.c (scalarize_init): Insert the generate_element_init
26918 statements after the generate_element_zero statements.
26920 2008-01-02 Richard Guenther <rguenther@suse.de>
26922 PR middle-end/34093
26923 PR middle-end/31976
26924 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26925 for very large number of operands instead of ICEing.
26927 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26930 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26931 while stack probing.
26933 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26935 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26938 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26940 PR libmudflap/26442
26941 * tree-mudflap.c (mx_register_decls): Guard warning by
26942 !DECL_ARTIFICIAL check.
26944 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26946 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26947 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26948 sse5_perm<mode>): Fix constraints.