1 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
2 * config/picochip/picochip.c (headers): Remove an unnecessary
6 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
9 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
10 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
12 * config/m68k/m68k.md: Adjust all conditional branches that use the
13 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
15 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
18 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
19 is a register or zero operand in the correct mode before generating
20 mtch1 insn or a register operand in the correct mode before generating
22 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
24 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
26 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
27 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
28 mipsisa*-*-elf*. Handle mipsisa64r2*.
29 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
30 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
32 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
33 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
35 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
36 Fix mips16 if mips64 or mips64r2 are multilib defaults.
37 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
40 2008-11-18 Jakub Jelinek <jakub@redhat.com>
43 * config/i386/i386.md (allocate_stack_worker_32,
44 allocate_stack_worker_64): Don't use match_dup between input and
46 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
47 * config/i386/i386.c (ix86_expand_prologue): Likewise.
49 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
51 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
52 is forced when trying to do a symbol link for it.
54 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
56 * expmed.c (extract_bit_field_1): Also use a temporary and
57 convert_extracted_bit_field when the conversion from ext_mode to
58 the target mode requires explicit truncation.
60 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
62 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
64 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
65 registers when not optimizing.
67 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
69 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
70 and its associated define_split. Expose the all-d alternative
71 to the register allocator, but mark it with "?". Mark the first
72 alternative with "*?*?".
73 (*mul_sub_si): Likewise.
74 (*mul_acc_si_r3900): New pattern.
76 2008-11-17 Jakub Jelinek <jakub@redhat.com>
79 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
80 propagating x = &a into *x = b, add a cast if not useless
81 type conversion or don't optimize if another stmt would be
84 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
87 * optabs.c (expand_sync_operation): Properly handle NAND case
88 by calculating ~(t1 & val) instead of (~t1 & val).
89 * builtins.c (expand_builtin_sync_operation): Warn for changed
90 semantics in NAND builtins.
91 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
93 * doc/invoke.texi (Warning options): Add Wsync-nand.
94 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
95 __sync_fetch_and_nand builtin operation in the example. Add a note
96 about changed semantics in GCC 4.4.
97 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
98 operation in the example. Add a note about changed semantics in
101 2008-11-16 Jan Hubicka <jh@suse.cz>
103 * cgraph.c (cgraph_function_body_availability): Fix test of externally
106 2008-11-16 Joshua Kinard <kumba@gentoo.org>
108 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
111 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
114 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
115 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
117 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
118 rather than call_really_used_regs when handling $gp.
120 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
123 * config/mips/mips.c (machine_function): Update the comment
124 above global_pointer.
125 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
126 that a function doesn't need a global pointer.
127 (mips_current_loadgp_style): Update accordingly.
128 (mips_restore_gp): Likewise.
129 (mips_output_cplocal): Likewise.
130 (mips_expand_prologue): Likewise.
132 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
134 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
135 parameter. Use DImode for computing the number of registers.
136 (function_arg): Adjust for above change.
137 (function_value): Likewise.
139 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
141 PR tree-optimization/37950
142 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
143 not computed for the current function.
145 2008-11-15 Jakub Jelinek <jakub@redhat.com>
148 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
149 gpr and other COMPONENT_REFs.
151 2008-11-15 Richard Guenther <rguenther@suse.de>
153 PR tree-optimization/38051
154 * tree-ssa-alias.c (update_alias_info_1): Manually find
157 2008-11-15 Joshua Kinard <kumba@gentoo.org>
159 * doc/invoke.texi (-mfix-r10000): Document.
160 * config/mips/mips.opt (mfix-r10000): New option.
161 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
162 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
163 (MIPS_COMPARE_AND_SWAP_12): Likewise.
164 (MIPS_SYNC_OP): Likewise.
165 (MIPS_SYNC_OP_12): Likewise.
166 (MIPS_SYNC_OLD_OP_12): Likewise.
167 (MIPS_SYNC_NEW_OP_12): Likewise.
168 (MIPS_SYNC_OLD_OP): Likewise.
169 (MIPS_SYNC_NAND): Likewise.
170 (MIPS_SYNC_OLD_NAND): Likewise.
171 (MIPS_SYNC_EXCHANGE): Likewise.
172 (MIPS_SYNC_EXCHANGE_12): Likewise.
173 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
175 (MIPS_SYNC_NEW_NAND): Likewise.
176 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
177 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
178 (mips_output_sync_loop): New function.
179 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
180 Make -mfix-r10000 require branch-likely instructions.
181 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
182 mips_output_sync_loop.
183 (compare_and_swap_12): Likewise.
184 (sync_add<mode>): Likewise.
185 (sync_<optab>_12): Likewise.
186 (sync_old_<optab>_12): Likewise.
187 (sync_new_<optab>_12): Likewise.
188 (sync_nand_12): Likewise.
189 (sync_old_nand_12): Likewise.
190 (sync_new_nand_12): Likewise.
191 (sync_sub<mode>): Likewise.
192 (sync_old_add<mode>): Likewise.
193 (sync_old_sub<mode>): Likewise.
194 (sync_new_add<mode>): Likewise.
195 (sync_new_sub<mode>): Likewise.
196 (sync_<optab><mode>): Likewise.
197 (sync_old_<optab><mode>): Likewise.
198 (sync_new_<optab><mode>): Likewise.
199 (sync_nand<mode>): Likewise.
200 (sync_old_nand<mode>): Likewise.
201 (sync_new_nand<mode>): Likewise.
202 (sync_lock_test_and_set<mode>): Likewise.
203 (test_and_set_12): Likewise.
205 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
207 * gcc.c (cc1_options): Fix comment.
209 2008-11-15 Jakub Jelinek <jakub@redhat.com>
212 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
213 argtype instead of result_type.
215 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
217 * ira-int.h (struct ira_loop_tree_node): Improve comments for
218 subloop_next/next and subloops/childen fields.
220 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
222 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
223 (STANDARD_INCLUDE_DIR): Redefine to "/include".
224 (LOCAL_INCLUDE_DIR): Undefine.
225 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
227 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
229 PR rtl-optimization/37397
230 * ira-int.h (struct ira_allocno): New member bad_spill_p.
231 (ALLOCNO_BAD_SPILL_P): New macro.
233 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
235 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
236 (create_cap_allocno, propagate_allocno_info,
237 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
238 (update_bad_spill_attribute): New function.
239 (ira_build): Call it.
241 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
243 2008-11-14 Jakub Jelinek <jakub@redhat.com>
245 PR tree-optimization/38104
246 * gimplify.c (gimple_regimplify_operands): Add referenced vars
247 before calling mark_symbols_for_renaming, not after it.
249 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
251 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
252 (OVERRIDE_OPTIONS): Likewise.
254 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
255 Andrew Stubbs <ams@codesourcery.com>
256 Gunnar Von Boehn <gunnar@genesi-usa.com>
259 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
260 the shorter LEA insn over ADD.L where possible.
262 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
264 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
265 systems, which are assumend to always provide SSP-support in glibc.
266 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
268 * configure: Regenerate.
270 2008-11-14 Jakub Jelinek <jakub@redhat.com>
273 * function.c (gimplify_parameters): For callee copies parameters,
274 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
276 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
279 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
280 x86 parts into the `i[34567]86-*-linux*' and parts that are
281 independent of the processor architecture into the `*-*-linux*' cases.
282 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
283 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
284 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
285 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
286 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
287 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
288 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
290 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
292 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
293 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
294 (ls2_idiv): Likewise idiv3.
295 (ls2_prefetch): New reservation.
296 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
297 * config/mips/mips.md (type): Add imul3nc and idiv3.
298 (length): Handle idiv3.
299 (any_mod): New code_iterator.
300 (u): Handle MOD and UMOD.
301 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
302 (prefetch): Handle TARGET_LOONGSON_2EF.
304 2008-11-13 Jakub Jelinek <jakub@redhat.com>
307 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
308 (prune_unused_types_walk): Call it for non-perennial local classes.
309 Set die_mark to 2 if recursing on children. If die_mark is 1 on
310 entry, just set it to 2 and recurse on children, don't walk attributes
313 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
315 * c-common.c (warn_about_parentheses): Add missing whitespace
318 2008-11-13 Paul Brook <paul@codesourcery.com>
320 * doc/invoke.texi: Document --fix-cortex-m3.
321 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
322 Cortex-M3 cpu is selected.
323 (output_move_double): Avoid overlapping base register and first
324 destination register when fix_cm3_ldrd.
325 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
327 2008-11-13 Jakub Jelinek <jakub@redhat.com>
330 * gimple.h (gimple_range_check_failed): Remove prototype.
331 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
333 (gimple_range_check_failed): Removed.
335 2008-11-13 Andrew Haley <aph@redhat.com>
338 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
341 2008-11-12 Jakub Jelinek <jakub@redhat.com>
345 2007-05-07 Mike Stump <mrs@apple.com>
346 * doc/invoke.texi (Warning Options): Document that -Wempty-body
347 also checks for and while statements in C++.
349 2008-11-12 Dodji Seketeli <dodji@redhat.com>
352 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
353 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
354 - which clones are reachable - as "abstract and needed".
355 * cgraph.c (cgraph_release_function_body): If a node is
356 "abstract and needed", do not release its DECL_INITIAL() content
357 that will be needed to emit debug info.
359 2008-11-12 Steve Ellcey <sje@cup.hp.com>
362 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
363 to set HAVE_GETIPINFO.
364 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
365 * configure: Regenerate.
366 * config.in: Regenerate.
368 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
371 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
373 2008-11-12 Jakub Jelinek <jakub@redhat.com>
376 2008-10-21 Jakub Jelinek <jakub@redhat.com>
377 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
379 2008-11-12 Jason Merrill <jason@redhat.com>
382 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
385 2008-11-12 Anatoly Sokolov <aesok@post.ru>
387 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
388 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
390 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
391 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
393 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
395 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
396 packed-stack special handling.
397 (FRAME_ADDR_RTX): Add definition.
399 2008-11-12 Jakub Jelinek <jakub@redhat.com>
402 * fold-const.c (native_encode_string): New function.
403 (native_encode_expr): Use it for STRING_CST.
405 2008-11-12 DJ Delorie <dj@redhat.com>
407 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
408 insns if the intermediate value will be used later.
410 2008-11-12 Andreas Schwab <schwab@suse.de>
412 * config/m68k/m68k.c (print_operand): Mask off extra extension
413 bits when writing out the representation of real values.
415 2008-11-12 Ira Rosen <irar@il.ibm.com>
417 PR tree-optimization/38079
418 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
421 2008-11-12 Jakub Jelinek <jakub@redhat.com>
424 * c-pretty-print.c (pp_c_complex_expr): New function.
425 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
428 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
429 than INNER and INNER is a constant, forcibly align INNER as much
432 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
434 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
436 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
438 PR rtl-optimization/37363
439 * simplify-rtx.c (simplify_plus_minus): Don't create
440 (const (minus ...)) expresisons.
442 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
444 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
447 2008-11-10 Catherine Moore <clm@codesourcery.com>
449 * config.gcc (mips64vrel-*-elf*): Include the tm_file
451 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
452 (BASE_DRIVER_SELF_SPECS): Remove.
453 (DRIVER_SELF_SPECS): New definition.
454 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
455 BASE_DRIVER_SELF_SPECS.
456 * config/mips/sde.h: Likewise.
457 * config/mips/iris6.h: Likewise.
458 * config/mips/vr.h: Likewise.
459 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
461 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
463 PR rtl-optimizations/37948
464 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
465 (ira_create_copy, ira_add_allocno_copy): New parameter.
467 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
468 to ira_add_allocno_copy.
469 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
470 parameter to process_regs_for_copy.
471 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
472 Fix typo in passing second allocno to ira_add_allocno_copy.
474 * ira-color.c (update_conflict_hard_regno_costs): Use head of
475 coalesced allocnos list.
476 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
478 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
479 (add_ira_allocno_to_ordered_bucket): Rename to
480 add_allocno_to_ordered_bucket.
481 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
482 head of coalesced allocnos list.
483 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
484 Check that it is aready calculated.
485 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
486 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
488 (coalesce_allocnos): Do extended coalescing too.
490 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
491 parameter to ira_add_allocno_copy.
493 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
495 (print_copy): Print copy origination too.
497 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
500 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
502 PR rtl-optimization/37514
503 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
504 flag_ira_share_spill_slots to 2 if it's already non-zero.
505 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
506 flag_ira_share_spill_slots is 2.
508 2008-11-10 Kevin Buettner <kevinb@redhat.com>
510 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
511 (prologue_enter_32): Set FB to SP - 4.
513 2008-11-10 DJ Delorie <dj@redhat.com>
515 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
516 constraint for single-bit-clear in lower byte of HI constant, vs
517 Imb which just ignores the upper byte.
518 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
519 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
520 (iorhi3_16): Check for single bit set, not single bit clear.
522 2008-11-10 Janis Johnson <janis187@us.ibm.com>
524 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
526 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
528 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
530 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
531 values living in memory and use more precise alignment information.
533 2008-11-10 Jakub Jelinek <jakub@redhat.com>
536 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
537 after __mf_check call if the call must end a bb.
539 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
543 * combine.c (force_to_mode): Do not process vector types.
545 * rtlanal.c (nonzero_bits1): Do not process vector types.
546 (num_sign_bit_copies1): Likewise.
548 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
550 * config/i386/gnu.h: Add copyright and licensing header.
551 * config/gnu.h: Likewise.
553 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
555 * fwprop.c (fwprop_done): Call df_remove_problem.
557 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
560 * tree-scalar-evolution.c (instantiate_scev_1): Return
561 chrec_dont_know for VL_EXP_CLASS_P.
563 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
565 * reg-stack.c (reg_to_stack): Add missing braces in memset
568 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
570 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
571 (NO_PROFILE_COUNTERS): New define.
573 2008-11-06 David Edelsohn <edelsohn@gnu.org>
576 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
578 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
581 * config/sparc/constraints.md (D): New.
582 * config/sparc/predicates.md (const_double_or_vector_operand): New.
583 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
585 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
586 Use the 'D' constraint in addition to 'F' in some alternatives.
587 (DF splitter): Generalize for V64mode.
588 * doc/md.texi (SPARC): Document the 'D' constraint.
590 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
592 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
594 2008-11-06 Ben Elliston <bje@au.ibm.com>
596 * gcc.c: Remove ancient comment about a bug in Sun cc.
598 2008-11-05 Janis Johnson <janis187@us.ibm.com>
600 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
602 2008-11-06 Ben Elliston <bje@au.ibm.com>
604 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
606 2008-11-06 Ben Elliston <bje@au.ibm.com>
608 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
611 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
614 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
617 2008-11-05 Martin Jambor <mjambor@suse.cz>
620 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
621 pointer arithmetics into array_ref if the array is accessed
622 through an indirect_ref.
624 2008-11-05 Richard Guenther <rguenther@suse.de>
627 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
628 qualified pointer conversion before stripping qualifiers.
629 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
630 * tree-flow.h (may_propagate_address_into_dereference): Declare.
631 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
634 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
635 properly canonicalize binary ops.
636 (forward_propagate_addr_expr_1): Use
637 may_propagate_address_into_dereference.
639 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
642 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
643 Initialize uninitialized input registers with a NaN.
645 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
649 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
651 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
655 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
656 exits and conditions.
657 * testsuite/gcc.dg/graphite/pr37943.c: New.
659 2008-11-04 Jakub Jelinek <jakub@redhat.com>
660 Andrew Pinski <andrew_pinski@playstation.sony.com>
663 * c-common.c (warn_for_sign_compare): For complex result_type
664 use component's type.
666 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
668 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
670 * print-tree.c (print_node): Don't print DECL_INITIAL
674 * c-common.c (parse_optimize_options): Save and restore
675 flag_strict_aliasing around decode_options call.
677 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
680 (host_detect_local_cpu): Use it instead of casted strings to
681 compare vendor signatures.
683 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
686 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
687 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
689 2008-11-03 Catherine Moore <clm@codesourcery.com>
691 * config/mips.c (mips_conditional_register_usage): Handle the
692 DSP control register.
693 * doc/extend.texi: Document the DSP control register.
695 2008-11-03 Steve Ellcey <sje@cup.hp.com>
696 Jakub Jelinek <jakub@redhat.com>
698 * omp-low.c (expand_omp_for_generic): If iter_type has different
699 precision than type and type is a pointer type, cast n1 and n2
700 first to an integer type with the same precision as pointers
701 and only afterwards to iter_type.
703 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
705 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
706 (UNSPEC_GOTSYM_OFF): New unspec.
707 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
708 (pic_add_dot_plus_eight): Likewise.
709 (tls_load_dot_plus_eight): Likewise. Update peephole2.
710 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
711 UNSPEC_PIC_BASE operands.
712 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
713 (arm_output_addr_const_extra): Handle it.
715 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
717 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
718 integer class to full integer class if the offset is not word-aligned.
720 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
723 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
725 (doloop_optimize): Update call to doloop_modify.
727 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
729 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
731 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
734 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
735 gcc_cv_as_cfi_directive.
736 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
737 merging read-only and read-write sections or assembler emits
738 read-write .eh_frame sections.
739 * configure: Regenerate.
741 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
744 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
746 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
748 (rs6000_emit_prologue): Invert logic.
749 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
750 (reg:P 11) instead of match_operand.
751 (*save_fpregs_<mode>): Likewise.
752 (*restore_gpregs_<mode>): Likewise.
753 (*return_and_restore_gpregs_<mode>): Likewise.
754 (*return_and_restore_fpregs_<mode>): Likewise.
755 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
756 (reg:P 11) insted of match_operand.
757 (*restore_gpregs_spe): Likewise.
758 (*return_and_restore_gpregs_spe): Likewise.
760 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
762 PR tree-optimization/37684
763 * gcc.dg/graphite/pr37684.c: New.
764 * graphite.c (exclude_component_ref): New.
765 (is_simple_operand): Call exclude_component_ref.
767 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
769 PR tree-optimization/36908
770 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
771 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
772 (number_of_rw_in_partition): New.
773 (partition_contains_all_rw): New.
774 (ldist_gen): Do not distribute when one of the partitions
775 contains all the memory operations.
777 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
779 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
780 EDGE_IRREDUCIBLE_LOOP.
782 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
784 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
785 where we have one entry point in the loop which isn't the head.
787 2008-11-03 Richard Guenther <rguenther@suse.de>
790 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
792 2008-11-03 Jakub Jelinek <jakub@redhat.com>
795 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
796 for ipa and simple ipa passes.
798 2008-11-02 Richard Guenther <rguenther@suse.de>
800 PR tree-optimization/37542
801 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
802 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
803 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
804 (vn_nary_op_insert_stmt): Likewise.
805 (visit_use): Likewise.
807 2008-11-02 Anatoly Sokolov <aesok@post.ru>
809 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
811 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
812 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
813 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
814 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
815 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
816 peephole2's): Replace unspec with rotate.
817 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
819 2008-11-02 Richard Guenther <rguenther@suse.de>
821 PR tree-optimization/37991
822 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
823 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
824 (set_ssa_val_to): Print if the value changed.
825 (simplify_binary_expression): Strip useless conversions.
827 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
830 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
833 2008-11-01 Richard Guenther <rguenther@suse.de>
836 * builtins.c (fold_builtin_strspn): Return a size_t.
837 (fold_builtin_strcspn): Likewise.
839 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
841 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
842 attribute for struct return convention.
844 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
846 * config/rs6000/crtsavres.asm: Really, really delete.
848 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
850 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
852 (rs6000_emit_prologue): Invert logic.
853 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
854 (reg:P 11) instead of match_operand.
855 (*save_fpregs_<mode>): Likewise.
856 (*restore_gpregs_<mode>): Likewise.
857 (*return_and_restore_gpregs_<mode>): Likewise.
858 (*return_and_restore_fpregs_<mode>): Likewise.
859 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
860 (reg:P 11) insted of match_operand.
861 (*restore_gpregs_spe): Likewise.
862 (*return_and_restore_gpregs_spe): Likewise.
864 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
866 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
867 list of word switches that take args.
869 2008-10-30 Jakub Jelinek <jakub@redhat.com>
871 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
872 (s390_output_pool_entry): Call it through for_each_rtx.
875 * expr.c (store_constructor): For vectors, if target is a MEM, use
876 target's MEM_ALIAS_SET instead of elttype alias set.
878 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
881 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
884 2008-10-29 David Edelsohn <edelsohn@gnu.org>
887 * config/rs6000/predicates.md (word_offset_memref_operand):
888 Restructure code and look inside auto-inc/dec addresses.
890 2008-10-29 Steve Ellcey <sje@cup.hp.com>
893 * libgcov.c ( __gcov_indirect_call_profiler): Check
894 TARGET_VTABLE_USES_DESCRIPTORS.
896 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
898 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
899 (INITIAL_FRAME_POINTER_OFFSET): Remove.
900 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
901 offset if eliminating soft frame pointer.
902 * config/spu/spu.md (stack_protect_set, stack_protect_test)
903 (stack_protect_test_si): Add initial machine description
904 for Stack Smashing Protector
906 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
909 * c-common.c (min_precision): Move to...
910 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
911 * tree.h (tree_int_cst_min_precision): Declare.
912 * c-common.h (min_precision): Delete declaration.
913 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
914 multiplication of non-negative integer constants.
915 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
916 tree_int_cst_min_precision.
917 (finish_enum): Likewise.
919 2008-10-29 Joseph Myers <joseph@codesourcery.com>
922 * convert.c (convert_to_real): Do not optimize conversions of
923 binary arithmetic operations between binary and decimal
924 floating-point types. Consider mode of target type in determining
925 decimal type for arithmetic. Unless
926 flag_unsafe_math_optimizations, do not optimize binary conversions
927 where this may change rounding behavior.
928 * real.c (real_can_shorten_arithmetic): New.
929 * real.h (real_can_shorten_arithmetic): Declare.
931 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
933 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
934 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
935 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
937 (must_save_p): For some workarounds, interrupts need to clobber a
939 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
940 and LC1 for WA_05000257.
941 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
942 WA_05000283 and WA_05000315.
943 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
944 (movbi): Add alternative to set CC to 1; improve code for setting
946 (dummy_load): New pattern.
948 2008-10-29 Jakub Jelinek <jakub@redhat.com>
951 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
952 BLKmode for non-memory, convert using a wider MODE_INT mode
956 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
957 that haven't been removed yet.
959 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
961 * config/bfin/bfin.c (struct machine_function): New member
963 (bfin_expand_movmem): Set it when generating memcpy insns.
964 (n_regs_saved_by_prologue, expand_prologue_reg_save,
965 expand_epilogue_reg_restore): If we have hardware loops,
966 memcpy insns (indicated by has_loopreg_clobber) or function
967 calls, we need to save the loop registers.
969 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
971 * config/i386/i386.c (core2_cost): Fix typos in comments.
973 2008-10-28 Jakub Jelinek <jakub@redhat.com>
976 * combine.c (make_compound_operation): Don't call make_extraction with
978 (simplify_shift_const_1): Canonicalize count even if complement_p.
980 2008-10-28 Joseph Myers <joseph@codesourcery.com>
982 * convert.c (strip_float_extensions): Do not remove or introduce
983 conversions between binary and decimal floating-point types.
985 2008-10-28 Jakub Jelinek <jakub@redhat.com>
988 * fold-const.c (distribute_bit_expr): Convert common, left and
989 right arguments to type.
991 2008-10-28 Nick Clifton <nickc@redhat.com>
993 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
994 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
995 call_really_used_regs array rather than the call_used_regs array.
996 (mn10300_get_live_callee_saved_regs, expand_prologue,
997 expand_epilogue, output_tst): Likewise.
999 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1002 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1003 (df_get_entry_block_def_set): Neither here.
1004 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1006 PR tree-optimization/37879
1007 * predict.c (tree_estimate_probability): Check if last_stmt is
1008 non-NULL before dereferencing it.
1010 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1012 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1013 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1014 (ira_fast_allocation): Remove the prototype.
1016 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1017 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1018 (color_pass): Modify the updated costs.
1019 (ira_color): Rename to color. Make it static.
1020 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1021 (ira_color): New function.
1023 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1026 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1028 (set_allocno_live, clear_allocno_live, mark_ref_live,
1029 mark_ref_dead): Invalidate corresponding element of
1030 allocno_saved_at_call.
1031 (process_bb_node_lives): Increment last_call_num. Setup
1032 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1033 allocno was already saved.
1034 (ira_create_allocno_live_ranges): Initiate last_call_num and
1035 allocno_saved_at_call.
1037 * ira-build.c (ira_create_allocno): Initiate
1038 ALLOCNO_UPDATED_COVER_CLASS_COST.
1039 (create_cap_allocno, propagate_allocno_info,
1040 remove_unnecessary_allocnos): Remove setting updated costs.
1041 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1043 * ira.c (ira): Don't call ira_fast_allocation.
1045 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1048 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1051 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1053 * ira-int.h (ira_hard_regno_cover_class): New.
1055 * ira-lives.c (mark_reg_live, mark_reg_dead,
1056 process_bb_node_lives): Use ira_hard_regno_cover_class.
1058 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1059 (setup_hard_regno_cover_class): New function.
1060 (ira_init): Call setup_hard_regno_cover_class.
1062 * ira-costs.c (cost_class_nums): Add comment.
1063 (find_allocno_class_costs): Initiate cost_class_nums.
1064 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1066 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1069 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1070 Rename to copy_info_to_removed_store_destinations. Propagate
1071 conflict hard regs and register stack attribute.
1073 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1076 * pa.c (function_arg_padding): Pad complex and vector types
1077 upward in 64-bit runtime.
1078 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1080 2008-10-26 Matthias Klose <doko@ubuntu.com>
1082 * doc/install.texi: Document requirements on antlr.
1084 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1086 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1089 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1092 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1093 is defined, use it to modify the constant offset.
1095 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1097 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1098 and short arguments to the correct location as mandated by the ABI.
1100 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1102 PR rtl-optimization/37769
1103 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1105 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1107 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1108 unwind-dw2-Os-4-200.o.
1110 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1112 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1113 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1115 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1117 PR tree-optimization/36038
1118 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1119 add sizetype IV with initial value zero instead of pointer type.
1121 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1124 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1125 around bit operation.
1126 * profile.c (is_edge_inconsistent): Likewise.
1127 * fold-const.c (truth_value_p): Move from here...
1128 * tree.h (truth_value_p): ... to here.
1129 * c-tree.h (c_expr): Update description of original_code.
1130 * c-typeck.c (parser_build_unary_op): Set original_code.
1131 (parser_build_binary_op): Update call to warn_about_parentheses.
1132 * c-common.c (warn_about_parentheses): Take two additional
1133 arguments of the operands. Use a switch. Quote operators
1134 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1135 Add warning about !x | y and !x & y.
1136 * c-common.h (warn_about_parentheses): Update declaration.
1138 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1140 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1141 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1142 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1144 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1145 (check-%): For test targets listed in lang_checks_parallelized
1146 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1147 run the testing in multiple make goals, possibly parallel, and
1148 afterwards run dg-extract-results.sh to merge the sum and log files.
1150 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1152 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1153 (mips_move_to_gpr_cost): Likewise.
1154 (mips_move_from_gpr_cost): Likewise.
1155 (mips_register_move_cost): Make more fine-grained.
1157 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1159 * graphite.c (graphite_apply_transformations): Check for
1160 -fgraphite-identity.
1161 * toplev.c (process_options): Add graphite_identity.
1162 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1164 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1166 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1167 mulhisihl and mulhisihh builtins.
1169 From Jie Zhang <jie.zhang@analog.com>
1170 * config/bfin/bfin.md (composev2hi): Put operands into vector
1173 2008-10-22 Chao-ying Fu <fu@mips.com>
1175 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1177 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1179 From Mike Frysinger <michael.frysinger@analog.com>
1180 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1181 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1182 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1183 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1184 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1185 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1186 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1187 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1188 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1189 __ADSPBF51x__ for all of them.
1190 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1191 -mcpu bf512, bf514, bf516, and bf518.
1192 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1193 bf512-none, bf514-none, bf516-none, and bf518-none.
1194 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1195 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1196 * doc/invoke.texi (Blackfin Options): Document that
1197 -mcpu now accepts bf512, bf514, bf516, and bf518.
1199 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1202 * fold-const.c (build_range_type): For 1 .. signed_max
1203 range call build_nonstandard_inter_type if signed_type_for
1204 returned a type with bigger precision.
1206 2008-10-22 Richard Guenther <rguenther@suse.de>
1208 * tree.def (COMPLEX_TYPE): Constrain element type.
1209 * tree.c (build_complex_type): Assert that.
1210 * tree-ssa-structalias.c (could_have_pointers): Complex types
1211 cannot have pointers.
1213 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1216 * c-typeck.c (convert_for_assignment): Do not give declaration's
1217 location for builtins. Spell out which type was expected and which
1220 2008-10-22 Nick Clifton <nickc@redhat.com>
1222 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1223 the fdpic register to be a target when running in fdpic mode.
1225 2008-10-22 Rafael Espindola <espindola@google.com>
1227 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1228 newly created statements.
1230 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1233 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1234 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1235 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1237 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1240 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1241 Adjust -mcmodel=medium description for 2005-07-31 changes.
1243 2008-10-22 Jan Hubicka <jh@suse.cz>
1244 Jakub Jelinek <jakub@redhat.com>
1247 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1249 2008-10-21 Richard Henderson <rth@redhat.com>
1252 * emit-rtl.c (get_spill_slot_decl): Export.
1253 * emit-rtl.h (get_spill_slot_decl): Declare.
1254 * var-tracking.c (vt_add_function_parameters): Relax assertion
1255 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1257 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1259 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1260 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1263 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1266 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1267 processed by get_maxval_strlen.
1269 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1272 * tree.c (get_file_function_name): Copy first_global_object_name.
1273 Centralize call to clean_symbol_name.
1275 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1277 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1278 * config/svr4.h (SVR4_ASM_SPEC): New.
1279 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1280 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1282 * doc/invoke.texi (Option Summary): Add -T to linker options.
1283 (Link Options): Document -T.
1285 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1287 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1290 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1293 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1295 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1297 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1300 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1302 * doc/install.texi: Fix typos in previous patch.
1304 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1306 * doc/install.texi: Document in-tree building of gcc and mpfr.
1308 2008-10-19 Richard Guenther <rguenther@suse.de>
1310 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1312 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1315 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1316 (build_enumerator): Convert enumerators that fit in integer to
1319 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1321 * config/i386/i386.md (unnamed peephole2): Do not force memory
1322 operands of arith or logical instructions into registers for
1323 non-TARGET_READ_MODIFY targets.
1325 (ffs_cmove): Change operand 0 predicate to register_operand.
1326 Change operand 1 predicate to nonimmediate_operand.
1328 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1330 2008-10-18 Richard Guenther <rguenther@suse.de>
1332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1333 VIEW_CONVERT_EXPR case against invalid gimple.
1335 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1337 * c-parser.c (c_parser_binary_expression): Silence the
1338 uninitialized variable warning emitted for binary_loc.
1340 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1342 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1345 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1348 * c-typeck.c (build_unary_op): Use omit_one_operand for
1349 IMAGPART_EXPR of real argument.
1351 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1353 PR tree-optimization/37664
1354 * fold-const.c (fold_binary): When optimizing comparison with
1355 highest or lowest type's value, don't consider TREE_OVERFLOW.
1357 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1360 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1361 * coverage.c: Include tm_p.h.
1362 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1363 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1364 dollar signs from PREFIX.
1365 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1366 instead of manual strip_name_encoding.
1368 2008-10-16 Richard Guenther <rguenther@suse.de>
1371 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1372 volatile qualified functions or methods as relevant.
1374 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1376 PR tree-optimization/37525
1377 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1378 sizetype unsigned constants, both in the case of C and bounds.
1380 2008-10-15 Jan Hubicka <jh@suse.cz>
1382 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1384 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1387 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1388 HARD_REGNO_CALL_PART_CLOBBERED.
1390 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1393 * ira-lives.c (mark_early_clobbers): Remove.
1394 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1395 check_and_make_def_conflicts,
1396 make_early_clobber_and_input_conflicts,
1397 mark_hard_reg_early_clobbers): New functions.
1398 (process_bb_node_lives): Call
1399 make_early_clobber_and_input_conflicts and
1400 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1402 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1403 early clobbers of pseudo-registers.
1405 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1408 * ira-build.c (ira_flattening): Recalculate
1409 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1410 from the scratch instead of the propagation.
1412 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1414 * doc/rtl.texi (const_double): Remove the "addr" operand.
1415 Describe CONST_DOUBLE_* macros under const_double rather
1417 (const_fixed): Fix the operand description.
1418 (const): Add an @findex directive.
1419 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1420 after the constant rtl table.
1421 (fix): Combine floating-point and fixed-point descriptions.
1423 * sched-deps.c (sched_analyze_2): Remove reference to
1426 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1428 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1430 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1431 for UNSPEC_GOTSYM_OFFs.
1432 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1433 (add_GOT_to_pic_reg): Use it.
1434 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1436 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1437 Harsha Jagasia <harsha.jagasia@amd.com>
1439 PR tree-optimization/37485
1440 * graphite.c (gmp_cst_to_tree): Moved.
1441 (iv_stack_entry_is_constant): New.
1442 (iv_stack_entry_is_iv): New.
1443 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1444 (loop_iv_stack_insert_constant): New.
1445 (loop_iv_stack_pop): Use new datatpype.
1446 (loop_iv_stack_get_iv): Same.
1447 (loop_iv_stack_get_iv_from_name): Same.
1448 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1449 (loop_iv_stack_patch_for_consts): New.
1450 (loop_iv_stack_remove_constants): New.
1451 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1452 (translate_clast): Call loop_iv_stack_patch_for_consts and
1453 loop_iv_stack_remove_constants.
1454 (gloog): Use new datatype. Redirect construction edge to end
1455 block to avoid accidental deletion.
1456 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1458 (union iv_stack_entry_data): New. Data in iv stack entry.
1459 (struct iv_stack_entry): New. Datatype for iv stack entries.
1461 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1463 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1464 * graphite.c (free_scop): Same.
1465 (build_scops): Same.
1466 (free_scattering): New.
1467 (build_cloog_prog): Call free_scattering.
1468 (patch_phis_for_virtual_defs): Fix memleak.
1469 (graphite_trans_bb_strip_mine): Same.
1470 (limit_scops): Same.
1472 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1473 Harsha Jagasia <harsha.jagasia@amd.com>
1475 PR tree-optimization/37828
1476 * graphite.c (graphite_trans_loop_block): Do not loop block
1477 single nested loops.
1479 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1481 PR tree-optimization/37686
1482 * tree-loop-linear.c (linear_transform_loops): Build a
1483 loop nest vector. Pass it to lambda_compute_access_matrices.
1484 * tree-data-ref.h (struct access_matrix): Store the loop nest
1485 relative to which it encodes the information.
1486 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1487 (am_vector_index_for_loop): Reimplemented: iterate over the
1488 loop nest for finding the loop index in the access matrix.
1489 (lambda_compute_access_matrices): Update declaration.
1490 * lambda-code.c (build_access_matrix): Pass the loop nest and
1492 (lambda_compute_access_matrices): Same.
1494 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1496 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1497 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1498 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1499 already implies hard float. Also fix several insn condition
1500 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1502 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1505 Based on patches by Laurent Vivier.
1506 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1507 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1508 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1509 dollar sign to underscore.
1510 (ASM_OUTPUT_EXTERNAL): Same.
1511 (ASM_OUTPUT_LABELREF): New.
1512 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1514 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1515 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1516 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1517 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1519 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1521 PR tree-optimization/36881
1522 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1523 that each value doesn't need runtime relocations, for !flag_pic
1524 check that each value is just a valid initializer constant.
1526 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1528 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1529 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1530 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1531 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1533 (REG_CLASS_NAMES): Update accordingly.
1534 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1535 rather than an unpredictable descriptive string.
1536 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1537 (mips_register_move_cost): Check for specific COP*_REGS classes,
1538 instead of ALL_COP_AND_GR_REGS.
1539 (mips_ira_cover_classes): New function.
1540 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1541 (TARGET_IRA_COVER_CLASSES): Define.
1543 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1546 * tree.c (build_type_attribute_qual_variant): Hash on the
1547 unqualified type, and don't overwrite an existing
1548 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1549 allow distinguishing between wchar_t and its underlying type. This
1550 also means that we'll retain a little more typedef information.
1552 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1553 Dmitry Melnik <dm@ispras.ru>
1554 Dmitry Zhurikhin <zhur@ispras.ru>
1555 Alexander Monakov <amonakov@ispras.ru>
1556 Maxim Kuvyrkov <maxim@codesourcery.com>
1558 * target.h (struct gcc_target): Update prototypes of needs_block_p
1560 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1561 * sel-sched.c (create_speculation_check): Likewise.
1562 * doc/tm.texi: Provide documentation for new target hooks.
1564 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1565 (ia64_gen_spec_insn): Removed.
1566 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1567 ia64_gen_spec_check): New static functions.
1568 (ia64_alloc_sched_context, ia64_init_sched_context,
1569 ia64_set_sched_context, ia64_clear_sched_context,
1570 ia64_free_sched_context, ia64_get_insn_spec_ds,
1571 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1572 (ia64_needs_block_p): Change prototype.
1573 (ia64_gen_check): Rename to ia64_gen_spec_check.
1574 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1575 into declaration, add special memory dependencies handling.
1576 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1577 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1578 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1579 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1580 Define new target hooks.
1581 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1582 (ia64_optimization_options): Turn on selective scheduling with -O3,
1583 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1584 default with selective scheduling.
1585 (ia64_override_options): Initialize align_loops and align_functions
1586 to 32 and 64, respectively. Set global selective scheduling flags
1587 according to target-dependent flags.
1588 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1589 (group_barrier_needed): Use new mstop-bit-before-check flag.
1591 (dfa_state_size): Make global.
1592 (spec_check_no, max_uid): Remove.
1593 (mem_ops_in_group, current_cycle): New variables.
1594 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1595 Initialize new variables.
1596 (is_load_p, record_memory_reference): New functions.
1597 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1599 (ia64_variable_issue): Change use of current_sched_info to
1600 sched_deps_info. Update comment. Note if a load or a store is issued.
1601 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1602 advance if maximal number of loads or stores was issued on current
1604 (scheduled_good_insn): New static helper function.
1605 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1606 a group barrier is needed. Fix vertical spacing. Guard the code
1607 doing state transition with last_scheduled_insn check.
1608 Mark that a stop bit should be before current insn if there was a
1609 cycle advance. Update current_cycle and mem_ops_in_group.
1610 (ia64_h_i_d_extended): Change use of current_sched_info to
1611 sched_deps_info. Reallocate stops_p by larger chunks.
1612 (struct _ia64_sched_context): New structure.
1613 (ia64_sched_context_t): New typedef.
1614 (ia64_alloc_sched_context, ia64_init_sched_context,
1615 ia64_set_sched_context, ia64_clear_sched_context,
1616 ia64_free_sched_context): New static functions.
1617 (gen_func_t): New typedef.
1618 (get_spec_load_gen_function): New function.
1619 (SPEC_GEN_EXTEND_OFFSET): Declare.
1620 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1621 (get_mode_no_for_insn): Change the condition that prevents use of
1622 special hardware registers so it can now handle pseudos.
1623 (get_spec_unspec_code): New function.
1624 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1625 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1626 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1627 during selective scheduling.
1628 (ia64_speculate_insn): Use ds_get_speculation_types when
1629 determining whether we need to change the pattern.
1630 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1631 (ia64_spec_check_src_p): Support new speculation/check codes.
1632 (struct bundle_state): New field.
1633 (issue_nops_and_insn): Initialize it.
1634 (insert_bundle_state): Minimize mid-bundle stop bits.
1635 (important_for_bundling_p): New function.
1636 (get_next_important_insn): Use important_for_bundling_p.
1637 (bundling): When shifting TImode from unimportant insns, ignore
1638 also group barriers. Assert that best state is found before
1639 the backward bundling pass. Print number of mid-bundle stop bits.
1640 Minimize mid-bundle stop bits. Check correct calculation of
1641 mid-bundle stop bits.
1642 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1643 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1645 (sel2_run): New variable.
1646 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1647 selective scheduling pass instead of schedule_ebbs.
1649 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1650 (UNSPEC_LDS_A): New UNSPEC.
1651 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1652 movti_internal, movsf_internal, movdf_internal,
1653 movxf_internal): Make visible. Add speculable* attributes.
1654 (output_c_nc): New mode attribute.
1655 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1656 mov<mode>_nc, zero_extend<mode>di2_nc,
1657 advanced_load_check_nc_<mode>): New insns.
1658 (zero_extend*): Add speculable* attributes.
1660 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1661 (msched-stop-bits-after-every-cycle): Likewise.
1662 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1664 (msched-spec-verbose): Remove.
1665 (msched-prefer-non-data-spec-insns,
1666 msched-prefer-non-control-spec-insns,
1667 msched-count-spec-in-critical-path,
1668 msel-sched-dont-check-control-spec): Use Target Report Var
1669 instead of Common Report Var.
1671 * config/ia64/itanium2.md: Remove incorrect bypass.
1673 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1675 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1678 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1679 and -fhelp=separate.
1681 2008-10-14 Ben Elliston <bje@au.ibm.com>
1683 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1685 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1687 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1690 2008-10-13 Matthias Klose <doko@ubuntu.com>
1692 * config/pa/linux-atomic.c: Work around missing header file
1693 for hppa64-linux-gnu targets.
1695 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1696 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1697 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1698 Grace Cao <grace_cao@playstation.sony.com>
1700 * doc/invoke.texi (-mgen-cell-microcode): Document.
1701 (-mwarn-cell-microcode): Document.
1702 * cfglayout.c (locator_location): Export.
1703 * rtl.h (locator_location): Define prototype.
1704 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1706 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1707 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1708 (mwarn-cell-microcode): New option.
1709 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1710 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1711 cell and not already set.
1712 Turn off string instructions if not generating cell microcode.
1713 (rs6000_final_prescan_insn): New function that warns about microcoded
1715 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1716 * config/rs6000/rs6000.md
1717 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1718 the instruction would have been microcoded on the Cell. Set
1719 cell_micro to always on unnamed patterns for the string instructions.
1720 (cell_micro): Update definition, remove load/store conditional
1722 (sign_extend:DI): Define new pattern for non microcoded version.
1723 (sign_extend:SI): Likewise.
1724 (compare (div:P)): Set cell_micro to not.
1725 (andsi3): Define as an expand.
1726 (andsi3_mc): New pattern.
1727 (andsi3_nomc): New pattern.
1728 (andsi3_internal0_nomc): New pattern.
1729 (andsi3_internal2): Rename to ...
1730 (andsi3_internal2_mc): this and enable iff generating microcode.
1731 (andsi3_internal3): Rename to ...
1732 (andsi3_internal3_mc): this and enable iff generating microcode.
1733 (andsi3_internal4): Enable iif generating microcode.
1734 (andsi3_internal5): Rename to ..
1735 (andsi3_internal5_mc): this and enable iff generating microcode.
1736 (andsi3_internal5_nomc): New pattern.
1737 (extzvdi_internal1): Enable iff generating microcode.
1738 (extzvdi_internal2): Likewise.
1739 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1740 (anddi3): Change to expand.
1741 (anddi3_mc): Rename from anddi3.
1742 (anddi3_no_mc): New pattern.
1743 (anddi3_internal2): Rename to ..
1744 (anddi3_internal2_mc): this and enable iff generating microcode.
1745 (anddi3_internal2_nomc): New pattern.
1746 (anddi3_internal3): Rename to ..
1747 (anddi3_internal3_mc): this and enable iff generating microcode.
1748 (anddi3_internal3_nomc): New pattern.
1749 (movti_string): Set cell_micro to always if TARGET_STRING.
1750 (stmsi8): Set cell_micro to always.
1756 (stmsi8_power): Likewise.
1757 (stmsi7_power): Likewise.
1758 (stmsi6_power): Likewise.
1759 (stmsi5_power): Likewise.
1760 (stmsi4_power): Likewise.
1761 (stmsi3_power): Likewise.
1762 (movsi_update2): Enable iff generating microcode.
1763 (movhi_update3): Likewise.
1764 (lmw): Set cell_micro to always.
1766 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1768 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1769 * config/s390/s390.c (machine_function): Remove
1770 decomposed_literal_pool_addresses_ok_p.
1771 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1772 the difference of two labels.
1773 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1774 (s390_pool_offset): New function.
1775 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1776 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1778 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1780 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1781 (powerpc*-*-linux-gnu*): Describe.
1782 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1783 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1784 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1785 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1786 config/rs6000/e500crtres32gpr.asm,
1787 config/rs6000/e500crtres64gpr.asm,
1788 config/rs6000/e500crtres64gprctr.asm,
1789 config/rs6000/e500crtrest32gpr.asm,
1790 config/rs6000/e500crtrest64gpr.asm,
1791 config/rs6000/e500crtresx32gpr.asm,
1792 config/rs6000/e500crtresx64gpr.asm,
1793 config/rs6000/e500crtsav32gpr.asm,
1794 config/rs6000/e500crtsav64gpr.asm,
1795 config/rs6000/e500crtsav64gprctr.asm,
1796 config/rs6000/e500crtsavg32gpr.asm,
1797 config/rs6000/e500crtsavg64gpr.asm,
1798 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1799 * config/rs6000/crtsavres.asm: Really remove.
1801 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1804 * c-format.c (convert_format_name_to_system_name): Use
1805 TARGET_OVERRIDES_FORMAT_INIT.
1806 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1807 * config/i386/mingw.opt: New.
1808 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1809 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1810 (ms_printf_length_specs): Removed const specifier.
1811 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1812 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1814 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1816 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1817 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1819 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1822 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1823 sure that ref has valid bb.
1825 2008-10-12 Richard Henderson <rth@redhat.com>
1828 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1829 * alias.c (value_addr_p, stack_addr_p): Remove.
1830 (nonoverlapping_memrefs_p): Remove IRA special case.
1831 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1832 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1833 * reload1.c (alter_reg): Use it.
1835 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1837 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1838 of registers instead of eax, ebx, ecx and edx. Use for loop
1839 and check register for non-zero value before the call
1840 to decode_caches_intel.
1842 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1844 PR rtl-optimization/37448
1845 * df.h: (df_ref_class): New enum.
1846 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1847 (struct df_ref): Replaced with union df_ref_d.
1848 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1849 New members of df_ref_d union.
1850 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1851 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1852 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1853 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1854 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1855 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1856 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1857 (df_scan_bb_info, df_bb_regno_first_def_find,
1858 df_bb_regno_last_def_find, df_find_def, df_find_use,
1859 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1860 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1861 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1862 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1863 Replaced struct df_ref * with df_ref.
1864 * df-scan.c (df_collection_rec, df_null_ref_rec,
1865 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1866 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1867 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1868 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1869 df_reorganize_refs_by_reg_by_reg,
1870 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1871 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1872 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1873 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1874 df_bb_refs_record, df_exit_block_uses_collect,
1875 df_record_exit_block_uses, df_reg_chain_mark,
1876 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1877 df_ref * with df_ref.
1878 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1879 df_ref_class parameter.
1880 (df_scan_problem_data): Added new pools for different types of refs.
1881 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1882 df_ref_create_structure): Processed new ref pools.
1883 (df_scan_start_dump): Added counts of refs and insns.
1884 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1885 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1886 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1887 code to pass df_ref_class down to ref creation functions.
1888 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1889 df_reg_chain_mark): Use macros to hide references to df_refs.
1890 (df_ref_chain_change_bb): Removed.
1891 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1892 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1893 Enhanced to understand df_ref union structure.
1894 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1895 all_uses_available_at, update_df, try_fwprop_subst,
1896 forward_propagate_subreg, forward_propagate_and_simplify,
1897 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1898 df_ref * with df_ref.
1899 (use_killed_between, all_uses_available_at): Use macros to hide
1900 references to df_refs.
1901 * regstat.c (regstat_bb_compute_ri,
1902 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1904 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1905 see_handle_relevant_refs, see_analyze_one_def,
1906 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1907 struct df_ref * with df_ref.
1908 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1909 global_conflicts): Replaced struct df_ref * with df_ref.
1910 * ddg.c (create_ddg_dep_from_intra_loop_link,
1911 add_cross_iteration_register_deps, build_inter_loop_deps):
1912 Replaced struct df_ref * with df_ref.
1913 (create_ddg_dep_from_intra_loop_link,
1914 add_cross_iteration_register_deps): Use macros to hide references
1916 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1917 df_ref * with df_ref.
1918 * df-core.c (df_bb_regno_first_def_find,
1919 df_bb_regno_last_def_find, df_find_def, df_find_use,
1920 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1921 debug_df_ref): Replaced struct df_ref * with df_ref.
1922 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1923 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1925 * web.c (union_defs, entry_register, replace_ref, web_main):
1926 Replaced struct df_ref * with df_ref.
1927 (union_defs, replace_ref): Use macros to hide references to df_refs.
1928 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1929 Replaced struct df_ref * with df_ref.
1930 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1931 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1932 Replaced struct df_ref * with df_ref.
1933 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1934 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1936 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1937 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1938 df_compute_accessed_bytes_strict_low_part,
1939 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1940 Replaced struct df_ref * with df_ref.
1941 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1942 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1943 df_ref * with df_ref.
1944 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1945 check_dependency, check_dependencies, record_uses): Replaced
1946 struct df_ref * with df_ref.
1947 (invariant_for_use, check_dependency): Use macros to hide
1948 references to df_refs.
1949 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1950 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1951 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1952 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1953 references to df_refs.
1954 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1956 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1957 * df-problems.c (df_rd_bb_local_compute_process_def,
1958 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1959 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1960 df_chain_remove_problem, df_chain_create_bb_process_use,
1961 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1962 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1963 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1964 df_byte_lr_simulate_artificial_refs_at_top,
1965 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1966 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1967 df_simulate_uses, df_simulate_artificial_refs_at_end,
1968 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1970 (df_chain_dump): Use macros to hide references to df_refs.
1971 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1972 df_ref * with df_ref.
1973 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1974 mark_artificial_uses, mark_reg_dependencies,
1975 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1977 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1979 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1981 (array_ref_element_size): Likewise.
1982 (array_ref_low_bound): Likewise.
1983 (array_ref_up_bound): Likewise.
1984 * expr.c (contains_packed_reference): Likewise.
1985 (array_ref_element_size): Likewise.
1986 (array_ref_low_bound): Likewise.
1987 (array_ref_up_bound): Likewise.
1988 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1989 with ARRAY_RANGE_REF.
1990 (idx_find_step): Likewise.
1991 (idx_record_use): Likewise.
1992 (strip_offset_1): Likewise.
1993 (idx_remove_ssa_names): Likewise.
1995 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1996 Andi Kleen <ak@linux.intel.com>
1998 * config/i386/cpuid.h (__cpuid_count): New defines.
1999 * config/i386/driver-i386.c (struct cache_desc): New structure.
2000 (describe_cache): Use struct cache_desc to pass cache descriptions.
2001 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2002 (detect_caches_amd): Use struct cache_desc to describe caches.
2003 (decode_caches_intel): Use struct cache_desc to pass cache
2004 descriptions. Update descriptions to match latest (rev -032,
2005 December 2007) CPUID documentation. Do not check valid bit here.
2006 Check for Xeon MP value 0x49 problems.
2007 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2008 Check valid bit before calling decode_caches_intel. Detect number
2009 of times to repeat CPUID instruction.
2010 (detect_caches_cpuid4): New function.
2011 (detect_caches_intel): Depending on max_level, call
2012 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2013 only when other methods fail to provide valid L2 cache description.
2015 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2018 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2019 it to PIC call patterns.
2020 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2021 code generation and attributes from pattern. Change peephole2 to
2022 split for noreturn case. Revise split pattern for non noreturn case.
2023 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2024 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2025 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2028 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2030 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2031 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2033 (divdf3): Reformat long line.
2035 2008-10-11 Michael J. Eager <eager@eagercon.com>
2037 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2039 (rs6000_handle_option): Process -mfpu options.
2040 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2041 (enum fpu_type_t): New.
2042 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2043 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2045 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2046 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2047 * config/rs6000/rs6000.opt (-mfpu): New.
2048 (-mxilinx-fpu): New.
2049 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2050 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2051 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2052 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2053 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2055 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2058 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2059 LO_SUM on Darwin if mode has just one unit.
2061 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2064 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2065 has been optimized out.
2067 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2069 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2070 instead of PIC_DIRECT_ADDR_P.
2071 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2072 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2073 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2074 (PIC_OFFSET_P): Rename to...
2075 (PCREL_SYMOFF_P): ...this.
2076 (PIC_DIRECT_ADDR_P): Delete.
2077 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2079 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2080 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2081 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2082 * config/sh/sh.c (print_operand): Remove CONST handling.
2083 (unspec_caller_rtx_p): Rewrite to use split_const and check
2084 the operands of UNSPEC bases.
2085 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2086 with (unspec [A B] UNSPEC_SYMOFF).
2087 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2088 UNSPEC_PCREL_SYMOFF.
2089 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2090 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2091 (UNSPEC_EXTRACT_U16): Likewise.
2092 (UNSPEC_SYMOFF): Likewise.
2093 (UNSPEC_PCREL_SYMOFF): Likewise.
2094 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2096 (movsi_const_16bit): Likewise.
2097 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2098 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2099 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2100 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2101 with (unspec [A B] UNSPEC_SYMOFF).
2102 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2103 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2104 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2105 (Csu): Likewise UNSPEC_EXTRACT_U16.
2106 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2107 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2109 2008-10-10 Stepan Kasal <skasal@redhat.com>
2111 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2112 for loop strip mining and loop blocking.
2114 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2116 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2117 vary types depending on debug info.
2119 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2121 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2122 before ensuring it's already computed.
2124 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2126 * rtl.h (locator_eq): New decl.
2127 * cfglayout.c (locator_scope): New function.
2128 (insn_scope): Use it.
2129 (locator_eq): New function.
2130 (fixup_reorder_chain): Search for last insn in src bb
2131 that has locator set or first insn in dest bb. Use
2132 locator_eq instead of == to compare locators.
2133 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2134 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2135 == to compare locators.
2137 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2139 * gimple-low.c (lower_function_body, lower_gimple_return,
2140 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2141 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2142 goto_block on edges if goto_locus is known.
2145 * tree.h (get_object_alignment): Declare.
2146 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2147 get_object_alignment if needed.
2148 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2150 (get_object_alignment): ... here. New function. Try harder to
2151 determine alignment from get_inner_reference returned offset.
2153 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2155 * graphite.c (gloog): Don't call find_unreachable_blocks
2156 before delte_unreachable_blocks.
2158 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2159 goto_locus of true_edge into RTL locator.
2161 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2163 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2164 (*jcc_btdi_mask_rex64): Ditto.
2166 (*jcc_btsi_mask): Ditto.
2167 (*jcc_btsi_1): Ditto.
2168 (*jcc_btsi_mask_1): Ditto.
2170 2008-10-08 Paul Brook <paul@codesourcery.com>
2172 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2173 compatible profiler (__gnu_mcount_nc).
2174 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2176 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2178 * config/i386/i386.c (initial_ix86_tune_features): Add
2179 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2180 * config/i386/i386.h (ix86_tune_indices): Likewise.
2181 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2183 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2184 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2185 for FP to FP splitters.
2187 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2189 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2192 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2196 PR rtl-optimization/37341
2197 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2198 to ORIG_BB, pass through ORIG_BB recursively.
2199 (cse_condition_code_reg): Adjust caller.
2201 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2203 * sdbout.c (sdbout_one_type): Treat the value type
2204 CONST_DECL for enumerals.
2206 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2208 * config/i386/i386.md: Remove trailing white spaces.
2210 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2212 PR rtl-optimization/37448
2213 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2214 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2216 (struct output_info) [count]: Renamed total_created and made
2218 (struct output_info) [size]: Renamed total_allocated and made
2220 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2221 Properly keep track of desc->size.
2222 (print_statistics, dump_alloc_pool_statistics): Enhance the
2223 printing of statistics to print the number of elements and to use
2226 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2229 * opts.h (CL_SAVE): Move up to flags range.
2230 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2231 CL_COMMON): Renumber.
2232 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2233 * opts.c (common_handle_option): Revert last change.
2235 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2237 * config/i386/i386-protos.h (ix86_schedule): New.
2239 * config/i386/i386.c (ix86_schedule): New.
2240 (override_options): Add schedule to processor_alias_table. Set
2241 ix86_schedule from the schedule field in processor_alias_table.
2242 (ix86_function_specific_save): Save ix86_schedule.
2243 (ix86_function_specific_restore): Restore ix86_schedule.
2245 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2246 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2249 * config/i386/i386.opt: Add schedule.
2251 * config/i386/ppro.md: Remove generic32.
2253 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2256 * expr.c (count_type_elements): Handle ERROR_MARK.
2258 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2263 * basic-block.h (struct edge_def): Add goto_block field.
2264 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2265 one insn with locus corresponding to edge's goto_locus if !optimize.
2266 * profile.c (branch_prob): Copy edge's goto_block.
2267 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2269 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2270 locator in between the merged basic blocks if !optimize and needed.
2271 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2272 goto_locus into RTL locator. For unconditional jump use that
2273 locator for the jump insn.
2274 (expand_gimple_cond): Convert goto_block and goto_locus into
2275 RTL locator for all remaining edges. For unconditional jump
2276 use that locator for the jump insn.
2277 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2278 there is more than one edge or insn locator along the forwarding
2279 edges and !optimize. If there is just one, set e->goto_locus.
2280 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2282 (move_block_to_fn): Adjust edge's goto_block.
2284 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2287 * expmed.c (expand_mult): Properly check DImode constant in
2290 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2293 * dwarf2out.c (common_block_die_table): New variable.
2294 (common_block_die_table_hash, common_block_die_table_eq): New
2296 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2297 COMMON block in the current scope rather than globally. Optimize
2298 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2299 DW_OP_addr SYMBOL_REF+off.
2301 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2303 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2304 Return true for non-addressable GIMPLE operands.
2306 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2309 * config/i386/i386.c (initial_ix86_tune_features): Remove
2310 X86_TUNE_USE_BIT_TEST.
2311 * config/i386/i386.h (ix86_tune_indices): Likewise.
2312 (TARGET_USE_BIT_TEST): Removed.
2314 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2316 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2318 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2320 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2321 (mul<mode>3_mul3): ... into this new template.
2323 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2325 * gimplify.c (gimplify_arg): Add location argument. Use it.
2326 (gimplify_call_expr): Pass location to gimplify_arg.
2327 (gimplify_modify_expr_to_memcpy): Same.
2328 (gimplify_modify_expr_to_memset): Same.
2330 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2332 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2333 Update calls to build_unary_op and build_indirect_ref for location
2336 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2339 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2340 * c-typeck.c (array_to_pointer_conversion): Pass location to
2342 (function_to_pointer_conversion): Use error_at and warning_at.
2343 (build_indirect_ref): Same.
2344 (build_array_ref): Pass location to build_binary_op.
2345 (parser_build_unary_op): Do not set location after calling
2347 (build_unary_op): Add location argument. Use it throughout. Set
2348 EXPR_LOCATION before returning new tree.
2349 (build_modify_expr): Same.
2350 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2352 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2353 build_indirect_ref, build_modify_expr.
2354 (c_finish_omp_for): Same. Use error_at instead of error.
2355 * c-common.c (c_common_truthvalue_conversion): Pass location to
2357 (warn_for_div_by_zero): Add location argument.
2358 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2359 build_unary_op, warn_for_div_by_zero.
2360 * c-parser.c (c_parser_typeof_specifier): Use
2361 protected_set_expr_location.
2362 (c_parser_statement_after_labels): Same.
2363 (c_parser_condition): Same.
2364 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2365 (c_parser_conditional_expression): Use protected_set_expr_location.
2366 (c_parser_unary_expression): Pass location to build_indirect_ref.
2367 (c_parser_postfix_expression_after_primary): Pass location to
2368 build_indirect_ref, build_unary_op.
2369 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2371 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2373 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2374 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2375 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2377 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2378 (mips_issue_rate): Handle PROCESSOR_R10000.
2379 * config/mips/mips.md (cpu): Add r10000.
2381 * config/mips/10000.md: New file.
2383 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2385 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2386 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2387 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2389 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2391 * config/darwin-protos.h (machopic_function_base_name): Delete.
2392 (machopic_function_base_sym): Likewise.
2393 (machopic_gen_offset): Declare.
2394 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2395 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2396 * config/darwin.c (machopic_function_base_name): Delete.
2397 (machopic_function_base_sym): Likewise.
2398 (gen_pic_offset): Rename to...
2399 (machopic_gen_offset): ...this and remove the pic_base argument.
2400 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2401 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2402 crtl->uses_pic_offset_table.
2403 (machopic_indirect_data_reference): Use new machopic_gen_offset
2405 (machopic_legitimize_pic_address): Likewise.
2406 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2408 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2409 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2410 * config/i386/i386.c (output_set_got): Likewise.
2411 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2413 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2414 (legitimate_address_p): Likewise.
2415 (output_pic_addr_const): Likewise.
2416 (output_addr_const_extra): Likewise.
2417 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2418 match an UNSPEC rather than a MINUS.
2419 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2420 (builtin_setjmp_receiver): Use machopic_gen_offset.
2421 * config/i386/predicates.md (pic_symbolic_operand): Handle
2422 UNSPEC_MACHOPIC_OFFSET.
2424 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2425 Use machopic_gen_offset and machopic_operand_p.
2426 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2427 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2428 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2429 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2430 Set crtl->uses_pic_offset_table.
2432 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2434 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2436 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2437 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2438 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2439 (constant_pool_expr_p): Use split_const and check the base.
2440 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2442 (legitimate_constant_pool_address_p): Check toc_relative_p
2443 instead of constant_pool_expr_p.
2444 (print_operand_address): Always use output_addr_const for
2445 constant pool addresses.
2446 (rs6000_output_addr_const_extra): New function.
2447 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2449 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2453 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2454 (mark_ref_live, mark_ref_dead): Use them.
2455 (def_conflicts_with_inputs_p): Remove.
2456 (mark_early_clobbers): New function.
2457 (process_bb_node_lives): Call preprocess_constraints and
2458 mark_early_clobbers.
2460 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2462 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2464 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2465 lib with -mthread switch.
2467 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2470 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2471 function in two, making it call a new and reusable
2472 dwarf2out_imported_module_or_decl() that takes the containing
2473 BLOCK of the declaration in argument.
2474 (dwarf2out_imported_module_or_decl_real): New function.
2475 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2476 IMPORTED_DECL in account.
2477 * tree.def: Added IMPORTED_DECL node type.
2478 * tree.h: Added accessors for IMPORTED_DECL nodes.
2479 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2481 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2483 * doc/gimple.texi: Fix some typos, wrap some long lines,
2484 fix some broken wraps with continuations.
2485 * tree-ssa-reassoc.c: Fix comment typos.
2487 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2490 * pa.c (legitimize_pic_address): Force function labels to memory in
2493 2008-10-04 Anton Blanchard <anton@samba.org>
2495 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2496 (rs6000_split_atomic_op): Same.
2497 (rs6000_split_compare_and_swap): Same.
2498 (rs6000_split_compare_and_swapqhi): Same.
2500 2008-10-04 Richard Guenther <rguenther@suse.de>
2502 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2503 instead of pointer equality.
2504 (vn_nary_op_eq): Likewise.
2506 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2508 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2510 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2511 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2513 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2515 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2516 Revert previous change.
2518 2008-10-03 Tom Tromey <tromey@redhat.com>
2520 * stringpool.c (ggc_alloc_string): Terminate string.
2522 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2524 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2525 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2526 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2529 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2532 2008-10-03 Pascal Obry <obry@adacore.com>
2534 * gcov.c (create_file_names): Properly handle UNIX and DOS
2535 directory separators.
2536 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2537 separator to '~' to ensure clean filenames on Windows.
2539 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2541 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2542 Add a null terminator to the stripped name.
2544 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2546 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2547 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2548 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2549 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2550 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2551 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2552 TARGET_SINGLE_FLOAT.
2554 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2556 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2558 2008-10-02 Richard Guenther <rguenther@suse.de>
2561 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2562 and VECTOR_TYPE recurse with useless_type_conversion_p which
2563 properly handles void pointer conversion.
2565 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2568 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2569 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2571 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2573 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2574 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2575 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2576 they translate to non builtins.
2577 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2578 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2579 __builtin_vec_promote, __builtin_vec_extract, and
2580 __builtin_vec_insert.
2581 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2582 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2583 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2584 * config/rs6000/altivec.h (vec_extract): Define
2585 (vec_insert): Define.
2586 (vec_splats): Define.
2587 (vec_promote): Define.
2589 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2590 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2591 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2593 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2595 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2596 prototype. Add new parameter, blk.
2597 Use BLKmode for the MEM if blk is true.
2598 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2599 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2600 ALTIVEC_BUILTIN_STVRXL.
2601 Update usage of altivec_expand_lv_builtin.
2602 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2603 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2604 (altivec_init_builtins): If compiling for the Cell, also define the
2606 * config/rs6000/rs6000.h (rs6000_builtins): Define
2607 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2608 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2609 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2610 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2611 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2612 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2613 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2614 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2615 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2616 UNSPEC_STVRX, and UNSPEC_STVRXL.
2617 (altivec_lvlx): New pattern.
2618 (altivec_lvlxl): New pattern.
2619 (altivec_lvrx): New pattern.
2620 (altivec_lvrxl): New pattern.
2621 (altivec_stvlx): New pattern.
2622 (altivec_stvlxl): New pattern.
2623 (altivec_stvrx): New pattern.
2624 (altivec_stvrxl): New pattern.
2625 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2626 (vec_lvlxl): Likewise.
2627 (vec_lvrx): Define if PPU is defined.
2628 (vec_lvrxl): Likewise.
2629 (vec_stvlx): Define if PPU is defined.
2630 (vec_stvlxl): Likewise.
2631 (vec_stvrx): Define if PPU is defined.
2632 (vec_stvrxl): Likewise.
2634 2008-10-01 Geert Bosch <bosch@adacore.com>
2636 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2638 2008-10-01 Richard Guenther <rguenther@suse.de>
2640 PR tree-optimization/37617
2641 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2642 do not add to the NEW_SETS.
2644 2008-10-01 Richard Guenther <rguenther@suse.de>
2647 * tree-vrp.c (execute_vrp): If we optimized away the default
2648 case make sure to promote the label that got in place of it
2649 to a default case label.
2651 2008-10-01 Richard Henderson <rth@redhat.com>
2654 * tree-complex.c (set_component_ssa_name): Don't optimize
2655 is_gimple_min_invariant values with ssa_names in abnormal phis.
2657 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2659 PR tree-optimization/37662
2660 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2661 commutative binary operation if they are in the wrong order and
2662 fold_build2 produces non-GIMPLE.
2664 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2666 PR tree-optimization/37662
2667 PR tree-optimization/37663
2668 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2669 get_value_range with non-SSA_NAME. Don't assert operands have been
2670 folded, instead just bail out.
2672 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2674 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2676 2008-09-30 Richard Guenther <rguenther@suse.de>
2679 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2680 build restrict-qualified pointers.
2681 (vectorizable_store): Move alias check later.
2682 (vectorizable_load): Likewise.
2684 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2686 * c-common.c (empty_if_body_warning): Remove.
2687 * c-common.h (empty_if_body_warning): Remove.
2688 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2689 here the -Wempty-body warning for `if' and `else' statements.
2690 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2692 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2694 * config/i386/i386.opt: Add msse2avx.
2696 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2697 * config/i386/linux64.h (ASM_SPEC): Likewise.
2699 * doc/invoke.texi: Document -msse2avx.
2701 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2703 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2705 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2707 * ifcvt.c (noce_emit_store_flag): If using condition from original
2708 jump, reverse it if if_info->cond was reversed.
2710 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2712 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2713 non-constant memory if it cannot be forced to constant memory.
2714 Overhaul surrounding code and factor out common condition.
2716 2008-09-29 Jeff Law <law@redhat.com>
2718 * reload1.c (alter_reg): Add missing curly braces.
2720 2008-09-29 Michael J. Eager <eager@eagercon.com>
2722 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2724 * config/rs6000/rs6000.c (rs6000_override_options): Move
2725 rs6000_init_hard_regno_mode_ok after all options changed.
2726 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2727 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2728 -msimple-fpu flags. Add warning messages if single FP not configured.
2729 (rs6000_file_start): Output gnu_attribute for single-float.
2730 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2731 (rs6000_legitimize_address): Likewise.
2732 (rs6000_legitimize_reload_address): Likewise.
2733 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2734 TARGET_SINGLE_FLOAT.
2735 (function_arg_advance): Likewise (partial conversion).
2736 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2737 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2738 TARGET_SINGLE_FLOAT.
2739 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2740 (rs6000_emit_prologue): Likewise.
2741 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2742 TARGET_SINGLE_FLOAT.
2743 (rs6000_libcall_value): Likewise.
2744 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2745 (TARGET_DOUBLE_FLOAT): New default to 1
2746 (TARGET_SIMPLE_FPU): New default to 0
2747 (TARGET_SINGLE_FPU): New default to 0
2748 (TARGET_SINGLE_FLOAT_MODE): New.
2749 (TARGET_DOUBLE_FLOAT_MODE): New.
2750 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2751 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2753 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2754 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2755 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2756 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2757 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2758 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2759 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2760 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2761 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2762 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2763 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2764 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2765 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2766 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2767 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2768 cmptf_internal1, *cmptf_internal2): Condition on
2769 TARGET_DOUBLE_FLOAT.
2770 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2771 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2772 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2773 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2774 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2775 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2776 TARGET_SINGLE_FLOAT.
2777 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2778 * config/rs6000/rs6000.opt (-msingle-float): New.
2779 (-mdouble-float): New.
2780 (-msimple-fpu): New.
2781 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2782 -msingle-float, -mdouble-float, -msimple-fpu options.
2783 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2784 _SOFT_DOUBLE for -msingle-float.
2785 * config.gcc: New config for target=powerpc-xilinx-eabi.
2787 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2789 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2790 have exit and entry.
2791 (new_scop): Take entry and exit edge to define new SCoP.
2792 (sd_region_p): New structure used during SCoP detection.
2793 (move_scops): Delete.
2794 (move_sd_regions): New.
2795 (scopdet_info): Change the definition from edges back to basic_blocks.
2796 (scopdet_edge_info): Work on basic_blocks and rename to
2797 scopdet_basic_block_info.
2798 (split_difficult_bb): At the moment removed. We should later
2799 add it at another place.
2800 (build_scops_1): Work on basic_blocks.
2801 (bb_in_sd_region): New.
2802 (find_single_entry_edge): New.
2803 (find_single_exit_edge): New.
2804 (create_single_entry_edge): New.
2805 (sd_region_without_exit): New.
2806 (create_single_exit_edge): New.
2807 (unmark_exit_edges): New.
2808 (mark_exit_edges): New.
2809 (create_sese_edges): New.
2810 (build_graphite_scops): New.
2811 (build_scops): Make SCoPs SESE.
2812 (limit_scops): Use the new functions.
2814 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2816 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2818 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2821 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2822 address to a register before taking the lower part.
2824 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2826 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2829 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2830 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2833 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2834 the newly created variable.
2835 Create a VECTOR_CST of all 1s for vector types.
2837 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2840 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2842 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2844 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2845 order to convert between modes.
2846 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2848 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2850 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2853 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2856 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2860 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2862 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2863 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2864 them to yield false with MIPS16.
2866 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2869 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2870 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2871 mem_loc_descriptor failed. Accept UNSPEC.
2872 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2873 fail if one of the loc_descriptor calls for pieces failed.
2874 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2875 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2876 if loc_descriptor_from_tree_1 on offset failed.
2879 * opts.c (common_handle_option): Don't call print_specific_help with
2880 CL_SAVE as first argument.
2882 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2883 Steve Ellcey <sje@cup.hp.com>
2885 * configure: Regenerate for new libtool.
2886 * aclocal.m4: Ditto.
2888 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2890 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2891 alias set on MEM when saving stack pointer.
2892 * config/rs6000/rs6000.md (allocate_stack): Likewise
2894 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2896 PR tree-optimization/37574
2897 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2898 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2899 instead of vector_type for constants. Take computation out of loop.
2900 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2901 and use only vector_type for invariant case.
2902 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2904 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2907 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2908 the decl is a VAR_DECL or FUNCTION_DECL.
2910 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2913 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2914 (mark_ref_live, mark_ref_dead): Use them.
2915 (def_conflicts_with_inputs_p): Remove.
2916 (mark_early_clobbers): New function.
2917 (process_bb_node_lives): Call preprocess_constraints and
2918 mark_early_clobbers.
2920 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2922 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2925 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2926 (ira_compress_allocno_live_ranges): New prototype.
2928 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2929 (coalesced_allocnos_living_at_program_points): New.
2930 (coalesced_allocnos_live_at_points_p,
2931 set_coalesced_allocnos_live_points): New functions.
2932 (coalesce_spill_slots): Rewrite.
2934 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2935 ira_compress_allocno_live_ranges): New functions.
2937 * ira-build.c (ira_flattening): Call
2938 ira_compress_allocno_live_ranges.
2941 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2943 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2946 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2948 * combine.c (make_compound_operation): Handle the 'E' format.
2949 (count_rtxs): Likewise.
2950 (update_table_tick): Likewise.
2951 (get_last_value_validate): Likewise.
2953 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2955 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2957 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2959 * matrix-reorg.c (transform_allocation_sites): Initializers
2960 added to avoid the warning.
2962 2008-09-25 Martin Jambor <mjambor@suse.cz>
2964 * cgraph.c (free_nodes): New variable.
2965 (NEXT_FREE_NODE): New macro.
2966 (cgraph_create_node): Reuse nodes from the free list. Do not
2967 update uid if doing so.
2968 (cgraph_remove_node): Add the node to the free list.
2970 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2972 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2974 2008-09-24 Richard Henderson <rth@redhat.com>
2976 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2977 * unwind-dw2.c (execute_stack_op): Handle it.
2979 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2982 2008-09-24 Michael J. Eager <eager@eagercon.com>
2984 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2986 * c-common.c (fname_decl): New location argument.
2987 * c-common.h (fname_decl): Same.
2988 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2990 (c_parser_typeof_specifier): Same.
2991 (c_parser_parms_list_declarator): Same.
2992 (c_parser_asm_string_literal): Same.
2993 (c_parser_compound_statement_nostart): Same.
2994 (c_parser_label): Same.
2995 (c_parser_do_statement): Same.
2996 (c_parser_asm_statement): Same.
2997 (c_parser_unary_expression): Same.
2998 (c_parser_sizeof_expression): Same.
2999 (c_parser_postfix_expression): Same.
3000 (c_parser_pragma): Same.
3001 (c_parser_omp_clause_collapse): Same.
3002 (c_parser_omp_clause_num_threads): Same.
3003 (c_parser_omp_clause_schedule): Same.
3004 (c_parser_omp_all_clauses): Same.
3005 (c_parser_omp_sections_scope): Same.
3006 (c_parser_omp_for_loop): Same. Pass condition's location to
3007 c_objc_common_truthvalue_conversion.
3008 (c_parser_enum_specifier): Remove comment.
3010 2008-09-24 Michael J. Eager <eager@eagercon.com>
3012 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3014 * config/rs6000/rs6000.c (rs6000_override_options): Move
3015 rs6000_init_hard_regno_mode_ok after all options changed.
3016 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3017 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3018 -msimple-fpu flags. Add warning messages if single FP not configured.
3019 (rs6000_file_start): Output gnu_attribute for single-float.
3020 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3021 (rs6000_legitimize_address): Likewise.
3022 (rs6000_legitimize_reload_address): Likewise.
3023 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3024 TARGET_SINGLE_FLOAT.
3025 (function_arg_advance): Likewise.
3026 (function_arg): Likewise.
3027 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3028 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3029 TARGET_SINGLE_FLOAT.
3030 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3031 (rs6000_emit_prologue): Likewise.
3032 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3033 TARGET_SINGLE_FLOAT.
3034 (rs6000_libcall_value): Likewise.
3035 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3036 (TARGET_DOUBLE_FLOAT): New default to 1
3037 (TARGET_SIMPLE_FPU): New default to 0
3038 (TARGET_SINGLE_FPU): New default to 0
3039 (TARGET_SINGLE_FLOAT_MODE): New.
3040 (TARGET_DOUBLE_FLOAT_MODE): New.
3041 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3042 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3044 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3045 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3046 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3047 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3048 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3049 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3050 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3051 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3052 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3053 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3054 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3055 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3056 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3057 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3058 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3059 cmptf_internal1, *cmptf_internal2): Condition on
3060 TARGET_DOUBLE_FLOAT.
3061 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3062 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3063 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3064 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3065 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3066 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3067 TARGET_SINGLE_FLOAT.
3068 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3069 * config/rs6000/rs6000.opt (-msingle-float): New.
3070 (-mdouble-float): New.
3071 (-msimple-fpu): New.
3072 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3073 -msingle-float, -mdouble-float, -msimple-fpu options.
3074 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3075 _SOFT_DOUBLE for -msingle-float.
3076 * config.gcc: New config for target=powerpc-xilinx-eabi.
3078 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3080 * config/sparc/constraints.md: New file.
3081 * config/sparc/sparc.md: Include it.
3082 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3083 (sparc_extra_constraint_check): Delete.
3084 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3085 (memory_ok_for_ldd): New predicate.
3086 (sparc_extra_constraint_check): Delete.
3087 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3088 (CONST_OK_FOR_LETTER_P): Likewise.
3089 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3090 (EXTRA_CONSTRAINT): Likewise.
3092 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3094 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3096 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3098 * alias.c (find_base_value): Use FIND_BASE_TERM.
3099 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3101 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3103 * config/i386/i386.c: Include cselib.h.
3104 (ix86_pic_register_p): New function.
3105 (ix86_delegitimize_address): Use it to check for the PIC register.
3107 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3109 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3110 * config/i386/i386.c (ix86_find_base_term): Don't check for
3111 SYMBOL_REF and LABEL_REF.
3113 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3115 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3116 constant PLUS in a CONST.
3118 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3120 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3121 check for sibcall support for w64.
3123 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3125 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3127 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3129 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3130 parser_build_binary_op.
3131 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3132 * c-typeck.c (build_array_ref): Same.
3133 (parser_build_unary_op): New location argument.
3134 (pointer_diff): Pass location to build_binary_op,
3135 c_objc_common_truthvalue_conversion.
3136 (build_modify_expr): Same.
3137 (build_unary_op): New location argument.
3138 (build_binary_op): New location argument.
3139 (c_objc_common_truthvalue_conversion): Pass location to
3140 c_*common_truthvalue_conversion.
3141 * c-convert.c (convert): Same.
3142 * c-common.c (binary_op_error): New location argument.
3143 (pointer_int_sum): Pass location to build_binary_op.
3144 (c_common_truthvalue_conversion): New location argument.
3145 (warn_for_sign_compare): Same.
3146 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3147 binary_op_error, build_binary_op, warn_for_sign_compare.
3148 * c-parser.c (c_parser_condition): Pass location to
3149 c_*common_truthvalue_conversion.
3150 (c_parser_conditional_expression): Save condition's location and pass
3152 (c_parser_binary_expression): Same, but for the binary operator's
3154 (c_parser_omp_for_loop): Pass location to
3155 c_objc_common_truthvalue_conversion.
3157 2008-09-23 Martin Jambor <mjambor@suse.cz>
3159 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3160 (cgraph_node_remove_callees): New temporary f. Hold the next item
3162 (cgraph_node_remove_callers): Likewise.
3164 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3165 (ipa_node_removal_hook): Likewise.
3167 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3168 gimple_call_copy_skip_args and moved to the gimple_call section.
3169 * gimple.c (gimple_copy_call_skip_args): Renamed to
3170 gimple_call_copy_skip_args. Changed al users.
3172 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3174 * ira-color.c (start_allocno_priorities): Rename to
3175 setup_allocno_priorities. Use costs and
3176 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3177 range lengths. Get rid off doubles.
3178 (ira_fast_allocations): Call start_allocno_priorities.
3180 2008-09-22 David Daney <ddaney@avtrex.com>
3183 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3184 register if TARGET_LONG_CALLS.
3186 2008-09-22 Richard Guenther <rguenther@suse.de>
3188 PR tree-optimization/37145
3189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3190 value-numbering union accesses with their offset and size only.
3191 (visit_reference_op_load): Fix simplification of inserted conversions.
3192 * tree-ssa-pre.c (find_or_generate_expression): Do not
3193 recursively generate expressions if running FRE.
3195 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3197 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3198 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3201 2008-09-22 Richard Guenther <rguenther@suse.de>
3203 PR tree-optimization/37145
3204 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3205 (phi_translate_1): Constant fold references.
3207 2008-09-22 Ira Rosen <irar@il.ibm.com>
3209 PR tree-optimization/37482
3210 * tree-vectorizer.h (struct _slp_instance): Add new field.
3211 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3212 (get_earlier_stmt): New function.
3213 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3215 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3216 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3217 asserts that GSI points to the scalar statement being vectorized.
3218 Set new statement location according to GSI.
3219 (vect_schedule_slp_instance): Use GSI of
3220 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3222 2008-09-21 Jan Hubicka <jh@suse.cz>
3224 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3225 (ipcp_insert_stage): Update dead_nodes bitmap.
3227 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3230 * config/i386/t-cygming (SHLIB_LC): Remove.
3231 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3232 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3234 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3238 * final.c (mark_symbol_ref_as_used): New helper function.
3239 (output_operand): Instead of just looking inside MEMs for
3240 SYMBOL_REFs, use new helper function and for_each_rtx.
3241 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3242 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3243 Make head comment more general.
3244 * config/darwin.c (machopic_output_indirection): Handle weak
3245 references here, like in assemble_external.
3247 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3249 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3250 (sparc_emit_float_lib_cmp): Change return type.
3251 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3252 (gen_compare_operator): New function.
3253 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3254 the comparison sequence. Minor tweaks.
3255 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3256 that the final operator and the result of sparc_emit_float_lib_cmp
3257 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3258 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3259 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3260 result of sparc_emit_float_lib_cmp match for software TFmode.
3261 (movqicc, movhicc, movsicc, movdicc): Merge into...
3262 (mov<I:mode>cc): ...this.
3263 (movsfcc, movdfcc, movtfcc): Merge into...
3264 (mov<F:mode>cc): ...this.
3265 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3267 (mov<I:mode>_cc_v9): ...this.
3268 (movdi_cc_sp64_trunc): Delete.
3269 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3270 movdi_cc_reg_sp64): Merge into...
3271 (mov<I:mode>_cc_reg_sp64): ...this.
3272 (movsf_cc_sp64): Rename into...
3273 (movsf_cc_v9): ...this.
3274 (movdf_cc_sp64): Rename into...
3275 (movdf_cc_v9): ...this.
3276 (movtf_cc_hq_sp64): Rename into...
3277 (movtf_cc_hq_v9): ...this.
3278 (movtf_cc_sp64): Rename into...
3279 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3281 2008-09-21 Diego Novillo <dnovillo@google.com>
3283 * doc/gccint.texi: Include generic.texi and gimple.texi.
3285 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3286 (GIMPLE): Move to gimple.texi.
3287 (Annotations): Remove references to to stmt_ann_t and
3289 (SSA Operands): Rename from 'Statement Operands'.
3290 * doc/generic.texi: New.
3291 * doc/gimple.texi: New.
3292 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3293 * Makefile.in (TEXI_GCCINT_FILES):
3294 * gimple.c (gimple_copy_call_skip_args): Rename from
3295 giple_copy_call_skip_args. Update all users.
3296 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3298 2008-09-21 Ira Rosen <irar@il.ibm.com>
3300 PR tree-optimization/37539
3301 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3302 statement in related statement field only for the first load of the
3303 group of loads with the same data reference.
3305 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3307 * config/mips/mips.h (TUNE_OCTEON): New macro.
3308 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3309 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3310 * config/mips/octeon.md: New file.
3311 * config/mips/mips.md: Include octeon.md. Restore
3312 semi-alphabetical order of include files.
3314 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3317 * config/i386/i386.md (*jcc_fused_1): Removed.
3318 (*jcc_fused_2): Likewise.
3319 (*jcc_fused_3): Likewise.
3320 (*jcc_fused_4): Likewise.
3322 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3324 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3325 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3326 * target.h (gcc_target): Add ira_cover_classes.
3327 * ira.c: Remove IRA_COVER_CLASSES guards.
3328 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3329 instead of IRA_COVER_CLASSES.
3330 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3331 (setup_class_translate): Likewise.
3332 (setup_reg_class_intersect_union): Likewise.
3333 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3334 test of targetm.ira_cover_classes.
3335 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3336 of IRA_COVER_CLASSES.
3337 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3338 (TARGET_INITIALIZER): Include it.
3339 * targhooks.h (default_ira_cover_classes): Declare.
3340 * targhooks.c (default_ira_cover_classes): New function.
3342 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3344 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3346 2008-09-19 Ian Lance Taylor <iant@google.com>
3348 * varasm.c (narrowing_initializer_constant_valid_p): Return
3349 NULL_TREE if ENDTYPE is not an integer.
3351 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3354 * tree-ssa.c (execute_update_addresses_taken): Also update
3355 DECL_GIMPLE_REG_P for vector and complex types.
3357 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3358 Jan Hubicka <jh@suse.cz>
3361 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3362 empty before freeing them.
3363 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3365 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3367 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3368 * config/xtensa/predicates.md (tls_symbol_operand): New.
3369 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3370 (TARGET_CANNOT_FORCE_MEM): Define.
3371 (xtensa_tls_symbol_p): New.
3372 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3373 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3374 (xtensa_tls_module_base): New.
3375 (xtensa_call_tls_desc): New.
3376 (xtensa_legitimize_tls_address): New.
3377 (xtensa_legitimize_address): Handle TLS symbols.
3378 (xtensa_tls_referenced_p_1): New.
3379 (xtensa_tls_referenced_p): New.
3380 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3382 (XTENSA_BUILTIN_THREAD_POINTER): New.
3383 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3384 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3385 builtin. Add declarations for __builtin_thread_pointer and
3386 __builtin_set_thread_pointer.
3387 (xtensa_fold_builtin): Recognize new builtins.
3388 (xtensa_expand_builtin): Expand new builtins.
3389 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3390 (TARGET_THREADPTR): Define.
3391 (HAVE_AS_TLS): Define default value.
3392 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3393 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3394 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3395 (UNSPECV_SET_TP): New.
3396 (sym_TPOFF, sym_DTPOFF): New.
3397 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3398 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3399 * configure: Regenerated.
3401 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3404 * config/ia64/ia64.c (ia64_optimization_options): Move
3405 checking and setting flag_schedule_insns_after_reload and
3406 ia64_flag_schedule_insns2 back to ...
3407 (ia64_override_options): Here.
3409 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3412 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3413 zero extend count after the correction to it is done.
3414 (doloop_optimize): Update call to doloop_modify, don't zero extend
3417 2008-09-18 Martin Jambor <mjambor@suse.cz>
3419 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3421 * ipa-prop.c: Correct comments.
3422 * ipa-prop.h: Likewise.
3424 2008-09-18 Jan Hubicka <jh@suse.cz>
3427 * ipa-reference.c (ipa_reference_local_vars_info_d,
3428 ipa_reference_global_vars_info_d,
3429 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3430 ipa_reference_vars_info_t): Move here from ipa-reference.h
3431 (node_duplication_hook_holder, node_removal_hook_holder): New.
3432 (get_reference_vars_info_from_cgraph): Rename to ...
3433 (get_reference_vars_info): ... this one, use cgraph uids.
3434 (get_local_reference_vars_info, get_global_reference_vars_info):
3435 Use cgraph instead of decl.
3436 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3438 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3439 ipa_reference_get_written_global,
3440 ipa_reference_get_not_written_global): Use cgraph argument.
3441 (check_call): Simplify avail check.
3442 (scan_stmt_for_static_refs): Update.
3443 (propagate_bits): Update.
3444 (merge_callee_local_info): Remove.
3445 (init_function_info): Use cgraph nodes.
3446 (clean_function_local_data): Break out from ...
3447 (clean_function): ... here.
3448 (copy_local_bitmap, copy_global_bitmap): New functions.
3449 (duplicate_node_data, remove_node_data): New functions.
3450 (generate_summary): Register hooks; use visibility instead of
3452 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3453 * ipa-reference.h (ipa_reference_local_vars_info_d,
3454 ipa_reference_global_vars_info_d,
3455 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3456 ipa_reference_vars_info_t): Move to ipa-reference.c
3457 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3459 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3460 ipa_reference_get_not_read_global,
3461 ipa_reference_get_not_written_global): Update prototype.
3462 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3463 (init_state): Remove.
3464 (node_duplication_hook_holder, node_removal_hook_holder): New.
3465 (get_function_state, set_function_state): Use VECtor.
3466 (analyze_function): Check body availability.
3467 (add_new_function): Likewise.
3468 (duplicate_node_data, remove_node_data): New.
3469 (generate_summary): Register hooks; do not care about clones.
3470 (propafate): Do not care about clones; recursive functions are
3472 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3473 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3474 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3476 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3477 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3478 Update call of ipa-reference accesors.
3480 2008-09-18 Simon Baldwin <simonb@google.com>
3482 * c-opts.c (c_common_handle_option): Add handling for
3483 -Wbuiltin-macro-redefined command line option.
3484 * c.opt: Added builtin-macro-redefined option.
3485 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3488 2008-09-18 Richard Guenther <rguenther@suse.de>
3490 PR tree-optimization/37258
3491 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3492 and signedness for integral types.
3493 (vn_phi_eq): Require compatible types.
3495 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3498 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3499 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3501 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3502 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3503 ggc_free other TREE_LIST nodes from that chain.
3504 * function.c (instantiate_decls): Instantiate also DECL_RTL
3505 of vars in cfun->local_decls, free that list afterwards.
3507 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3509 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3510 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3512 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3514 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3515 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3517 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3519 PR tree-optimization/37102
3520 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3521 from a node. Check to see if another PHI is dead.
3522 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3523 remove real PHIs which have no uses.
3524 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3526 2008-09-18 Richard Guenther <rguenther@suse.de>
3529 * tree-cfg.c (remove_useless_stmts_1): Remove
3530 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3532 2008-09-18 Nick Clifton <nickc@redhat.com>
3534 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3535 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3536 to frv_secondary_reload_class.
3537 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3538 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3539 (frv_secondary_reload_class): Omit unused parameter.
3540 (frv_secondary_reload): New function. Handle the case when
3541 secondary_reload_class() is called before the reload_(in|out)
3542 _optabs have been initialised.
3543 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3545 * config/frv/frv.md: Define an exclusion set between fr550_m0
3548 2008-09-18 Richard Guenther <rguenther@suse.de>
3550 PR tree-optimization/37456
3551 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3552 want to insert after ends a BB insert on the single fallthru
3555 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3557 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3558 Mention -march=z9-109, z9-ec and z10.
3560 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3562 PR rtl-optimization/37544
3563 * regrename.c (maybe_mode_change): Exit early when copy_mode
3564 is narrower than orig_mode and narrower than new_mode.
3566 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3569 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3571 * sched-rgn.c (ref_counts): Remove.
3572 (insn_referenced): New static variable.
3573 (INSN_REF_COUNT): Remove.
3574 (sched_run_compute_dependencies): Use insn_referenced instead of
3576 (add_branch_dependences): Likewise. Delete dead assignment.
3578 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3580 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3581 consumer is an asm. Add comment why this is important.
3582 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3583 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3585 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3587 * expr.c (emit_group_store): Do not shift before moving via a
3590 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3592 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3593 from aggregate to non-aggregate type if the bit pattern is not fully
3594 preserved afterwards.
3596 2008-09-17 Richard Guenther <rguenther@suse.de>
3598 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3599 (verify_gimple_assign): ... this. Split into ...
3600 (verify_gimple_assign_unary): ... this,
3601 (verify_gimple_assign_binary): ... that,
3602 (verify_gimple_assign_single): ... and this.
3603 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3604 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3605 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3606 (verify_types_in_gimple_reference): Be forgiving with
3608 (verify_gimple_phi): Deal with virtual operands.
3610 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3612 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3614 * tree.c (get_callee_fndecl): Don't call the language hook.
3615 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3616 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3617 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3619 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3621 * tree.c (protected_set_expr_location): Don't unnecessarily
3622 check for error_mark_node.
3624 2008-09-17 Art Haas <ahaas@impactweather.com>
3626 * ipa-reference.c (analyze_function): Declare step only if
3627 ENABLE_CHECKING is defined.
3629 2008-09-17 Jan Hubicka <jh@suse.cz>
3632 * tree.h (DECL_INLINE): remove.
3633 (DECL_DECLARED_INLINE_P): Update docs.
3634 (DECL_NO_INLINE_WARNING_P): new.
3635 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3636 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3638 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3639 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3642 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3645 2008-09-17 Jan Hubicka <jh@suse.cz>
3647 * ipa-reference.c (ipa_obstack): Remove.
3648 (local_info_obstack, global_info_obstack): New.
3649 (add_static_var): We now handle variables only.
3650 (mark_address_taken, mark_load, mark_store): New functions based on ...
3651 (check_operand): ... remove.
3652 (get_asm_stmt_operands): Rename to ...
3653 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3654 (scan_stmt_for_static_refs): Rewrite.
3655 (scan_op_for_static_refs): Rename to ...
3656 (scan_initializer_for_static_refs): do not look for VAR_DECL
3657 initializers; stop recursion on types and decls.
3658 (ipa_init): Use proper obstacks.
3659 (analyze_variable): Use scan_initializer_for_static_refs.
3660 (init_function_info): Use local obstack.
3661 (analyze_function): Simplify.
3662 (add_new_function): We don't need visited_nodes obstack.
3663 (generate_summary): Use proper obstacks; cleanup after propagation.
3665 2008-09-17 Richard Guenther <rguenther@suse.de>
3668 PR tree-optimization/37491
3669 * alias.c (get_alias_set): Use the canonical type.
3670 * tree-vect-transform.c (vectorizable_store): Use the type of
3671 the lhs for the vector type. Adjust checking.
3672 (vectorizable_load): Adjust checking.
3674 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3675 Adam Nemet <anemet@caviumnetworks.com>
3677 PR rtl-optimization/37483
3678 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3679 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3680 Rearrange code to better match the original comment. Check
3681 t_unconditional first. Improve comment.
3683 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3686 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3687 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3690 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3691 GIMPLE_TRY if cleanup sequence is empty.
3693 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3696 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3697 eliminate IV if the cost are the same.
3699 2008-09-16 Richard Guenther <rguenther@suse.de>
3702 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3705 2008-09-16 Richard Guenther <rguenther@suse.de>
3707 PR tree-optimization/37508
3708 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3710 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3712 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3714 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3716 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3717 use gen_floatdidf2 directly.
3718 (floatunssidf2): Likewise.
3719 (floatsidf_ppc64_mfpgpr): Remove.
3720 (floatsidf_ppc64): Remove.
3721 (floatunssidf_ppc64): Remove.
3723 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3725 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3726 rather than update_cost_queue.
3728 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3729 in every call starting with the second one, instead of only when
3730 alias_bitmap_obstack.elements != NULL.
3732 * tree-predcom.c (filter_suitable_components): Free all refs in
3733 act->refs vector before calling release_component.
3734 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3736 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3738 * tree-loop-linear.c (linear_transform_loops): Initialize
3739 lambda_obstack only after calling perfect_loop_nest_depth.
3740 Goto free_and_continue instead of just continue for later failures.
3743 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3746 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3748 2008-09-14 Andreas Schwab <schwab@suse.de>
3750 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3752 2008-09-14 Jan Hubicka <jh@suse.cz>
3754 * invoke.texi (-fconserve-stack): Document.
3755 * opts.c (decode_options): Handle conserve_stack.
3756 * common.opt (fconvserve_stack): New.
3758 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3760 * config.host: Add x-aix to host_xmake_file.
3761 * config/rs6000/t-aix52: Do not override LDFLAGS.
3762 * config/rs6000/x-aix: New file.
3764 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3770 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3771 is not recognized as a valid register usage. Allow REG_X to be used
3773 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3774 forces a reload when using a base register.
3776 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3778 * config/i386/cygming-crtend.c (register_frame_ctor): If
3779 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3780 directly with atexit.
3781 (deregister_frame_ctor): Rename to ...
3782 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3783 if !DEFAULT_USE_CXA_ATEXIT.
3785 2008-09-13 Jan Hubicka <jh@suse.cz>
3787 * cgraph.c: Include value-prof.h
3788 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3790 2008-09-13 Jan Hubicka <jh@suse.cz>
3793 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3794 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3795 tree_gen_one_value_profiler, tree_gen_average_profiler,
3796 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3798 2008-09-13 Jan Hubicka <jh@suse.cz>
3800 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3801 too many bytes on misalligned blocks.
3803 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3805 * doc/cfg.texi: Fix some typos.
3806 * doc/extend.texi: Likewise.
3807 * doc/install.texi: Likewise.
3808 * doc/invoke.texi: Likewise.
3809 * doc/rtl.texi: Likewise.
3810 * doc/tree-ssa.texi: Likewise.
3812 2008-09-13 Richard Guenther <rguenther@suse.de>
3815 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3816 gimple stores for memory rhs.
3818 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3820 PR rtl-optimization/37489
3821 * cse.c (fold_rtx): Don't return const_true_rtx for float
3822 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3824 2008-09-13 Jan Hubicka <jh@suse.cz>
3826 PR tree-optimization/37392
3827 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3829 2008-09-13 Martin Jambor <mjambor@suse.cz>
3830 Jan Hubicka <jh@suse.cz>
3832 * cgraph.c (free_edges): New variable.
3833 (NEXT_FREE_EDGE): New macro.
3834 (cgraph_free_edge): New function.
3835 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3836 (cgraph_node_remove_callees): Likewise.
3837 (cgraph_node_remove_callers): Likewise.
3838 (cgraph_create_edge): Reuse edges from the free list. Do not
3839 update uid if doing so.
3840 (cgraph_remove_*_hook): Add free call.
3842 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3844 * ira-color.c (conflict_allocno_vec): Delete.
3845 (update_cost_queue_elem): New structure.
3846 (update_cost_queue): New variable.
3847 (update_cost_queue_tail): Likewise.
3848 (update_cost_queue_elems): Likewise.
3849 (allocno_update_cost_check): Delete.
3850 (initiate_cost_update): Allocate update_cost_queue_elems
3851 instead of allocno_update_cost_check.
3852 (finish_cost_update): Update the free()s accordingly.
3853 (start_update_cost): New function.
3854 (queue_update_cost): Likewise.
3855 (get_next_update_cost): Likewise.
3856 (update_copy_costs_1): Inline into...
3857 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3858 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3859 once we've established they are equal. Don't allocate update
3860 costs if there is nothing to add to them.
3861 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3862 DIVISOR arguments. Use a queue instead of recursive calls;
3863 process all the allocnos in the initial queue, rather than
3865 (assign_hard_reg): Use queue_update_cost instead of
3866 conflict_allocno_vec. Queue coalesced allocnos instead
3867 of calling update_conflict_hard_regno_costs for each one.
3868 Just call update_conflict_hard_regno_costs once for the
3870 (ira_color): Remove conflict_allocno_vec handling.
3872 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3874 PR tree-optimization/37484
3875 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3876 (save_var_name): Same.
3877 (initialize_cloog_names): Same.
3878 (initialize_cloog_names): Same.
3880 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3882 * tree-scalar-evolution.c (set_instantiated_value): Set
3885 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3889 * ira-build.c (common_loop_tree_node_dominator): Remove.
3890 (copy_live_ranges_to_removed_store_destinations): New function.
3891 (regno_top_level_allocno_map): Move to top level from ...
3892 (ira_flattening): ... here. Use
3893 copy_live_ranges_to_removed_store_destinations.
3895 * ira-emit.c (generate_edge_moves): Fix a comment.
3897 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3900 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3901 scratch register after 'set' pattern.
3903 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3905 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3906 information passed to mark_reg_pointer.
3907 * explow.c (force_reg): Likewise.
3909 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3911 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3912 when building for the celledp architecture.
3914 2008-09-12 Richard Guenther <rguenther@suse.de>
3916 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3918 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3920 PR rtl-optimization/37424
3921 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3922 the regnos instead of the addresses.
3924 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3926 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3928 2008-09-11 Richard Guenther <rguenther@suse.de>
3930 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3931 entering the weaker equivalence recording.
3933 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3935 2008-09-11 Jeff Law <law@redhat.com>
3937 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3938 by assign_stack_local on the IRA path for stack slot sharing
3939 as well as the non-IRA path.
3941 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3943 * config/i386/i386.h: Fix whitespace issues.
3945 2008-09-11 Martin Jambor <mjambor@suse.cz>
3947 * ipa-prop.h (struct ipa_param_flags): Removed.
3948 (struct ipa_param_descriptor): New structure.
3949 (struct ipa_node_params): ipcp_lattices, param_decls and
3950 param_flags moved to ipa_param_description.
3951 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3952 descriptors. Renamed all users.
3953 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3954 changed to access descriptors. Renamed all users.
3955 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3956 to access descriptors. Renamed all users.
3957 * ipa-cp.c (ipcp_init_cloned_node): Call
3958 ipa_initialize_node_params instead of ipa_count_formal_params and
3959 ipa_create_param_decls_array.
3960 (ipcp_analyze_node): Likewise.
3961 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3962 descriptors. Renamed all users.
3963 (ipcp_initialize_node_lattices): Remove allocation.
3964 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3965 ipa_initialize_node_params instead of ipa_count_formal_params and
3966 ipa_create_param_decls_array.
3967 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3968 ipa_populate_param_decls, made static, added parameter info,
3969 renamed mt to node, removed allocation, changed to use
3971 (ipa_count_formal_params): Made static, added parameter info,
3973 (ipa_initialize_node_params): New function.
3974 (ipa_check_stmt_modifications): Changed to use descriptors.
3975 (ipa_detect_param_modifications): Removed allocation, changed to
3977 (ipa_note_param_call): Changed to use descriptors.
3978 (ipa_analyze_params_uses): Removed allocation.
3979 (ipa_free_node_params_substructures): Changed to use descriptors.
3980 (ipa_edge_duplication_hook): Use the unused attribute.
3981 (ipa_node_duplication_hook): Use the unused attribute, changed to
3982 use descriptors, changed to duplicate descriptors.
3984 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3985 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3986 indirect inlining. Made static.
3987 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3988 functions called only once.
3989 (cgraph_decide_recursive_inlining): Don't call
3990 ipa_propagate_indirect_call_infos, pass new_edges to
3991 cgraph_mark_inline_edge instead.
3992 (cgraph_decide_inlining_of_small_functions): Don't call
3993 ipa_propagate_indirect_call_infos, pass new_edges to
3994 cgraph_mark_inline_edge instead.
3995 (cgraph_decide_inlining): Don't call
3996 ipa_propagate_indirect_call_infos.
3997 * ipa-prop.c: Check that vectors are allocated.
3999 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4000 iff a new cgraph edges have been created.
4001 (cgraph_decide_inlining): New variable redo_always_inline.
4002 Flattening and always_inlining loop until callgraph stabilizes.
4003 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4004 true iff new cgraph edges have been created.
4005 (propagate_info_to_inlined_callees): Likewise.
4006 (ipa_propagate_indirect_call_infos): Likewise.
4008 2008-09-11 Richard Guenther <rguenther@suse.de>
4010 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4011 (set_prologue_iterations): Likewise.
4012 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4014 (vect_update_init_of_dr): Likewise.
4015 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4017 * fold-const.c (fold_unary): Do not generate calculations
4020 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4022 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4023 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4024 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4026 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4028 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4029 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4030 before finalizing the changes.
4031 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4033 (simplify_truth_ops_using_ranges): New.
4034 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4035 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4036 whether a simplification was made.
4037 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4038 use a switch statement and also call simplify_truth_ops_using_ranges.
4040 2008-09-11 Jan Hubicka <jh@suse.cz>
4042 * ggc-common.c (loc_array): Make static.
4043 * dce.c (rest_of_handle_ud_dce): Free worklist.
4045 2008-09-11 Jan Hubicka <jh@suse.cz>
4047 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4048 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4049 function so we are sure we do not dangle it forever.
4050 * function.c (outer_function_chain, find_function_data): Remove.
4051 (function_context_stack): New.
4052 (push_function_context, pop_function_context): Update.
4053 * function.h (struct function): Remove pointer outer.
4054 (outer_function_chain, find_function_data): Remove.
4055 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4057 2008-09-11 Jan Hubicka <jh@suse.cz>
4060 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4062 2008-09-11 Jan Hubicka <jh@suse.cz>
4064 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4066 2008-09-11 Jan Hubicka <jh@suse.cz>
4068 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4069 (free_var_map_entry): New function.
4070 (redirect_edge_var_map_destroy): Use it.
4072 2008-09-11 Jan Hubicka <jh@suse.cz>
4075 * tree-inline.c (add_lexical_block): Replace with ...
4076 (prepend_lexical_block): ... prepend at begginig.
4077 (remap_blocks): Use it and reverse later.
4078 (expand_call_inline): Use prepend_lexical_block.
4080 2008-09-11 Jan Hubicka <jh@suse.cz>
4082 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4084 2008-09-11 Jan Hubicka <jh@suse.cz>
4086 * function.c (free_after_compilation): Call insn_locators_free.
4087 * cfglayout.c (insn_locators_free): New function.
4088 * rtl.h (insn_locators_free): Declare.
4090 2008-09-11 Jan Hubicka <jh@suse.cz>
4092 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4094 (cond_move_process_if_block): Update call.
4096 2008-09-11 Jan Hubicka <jh@suse.cz>
4098 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4099 * vec.c: Include hashtab.h
4100 (vec_descriptor, ptr_hash_entry): New structures.
4101 (vec_desc_hash, vec_ptr_map): New static variables.
4102 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4103 register_overhead, free_overhead, vec_heap_free): New functions.
4104 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4105 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4106 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4109 2008-09-11 Ira Rosen <irar@il.ibm.com>
4111 PR tree-optimization/37474
4112 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4113 length of load permutation.
4115 2008-09-11 Andreas Schwab <schwab@suse.de>
4117 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4119 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4122 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4123 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4124 simplify_gen_subreg.
4126 2008-09-11 Ira Rosen <irar@il.ibm.com>
4128 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4131 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4134 * gimplify.c (gimplify_body): Call default_rtl_profile.
4137 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4138 instead of tok->val.node if not expanding to something else. Handle
4139 intervening CPP_PADDING tokens.
4140 (altivec_categorize_keyword): Remove unneeded comparisons.
4142 2008-09-10 Richard Guenther <rguenther@suse.de>
4144 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4146 2008-09-10 Richard Guenther <rguenther@suse.de>
4149 * tree-inline.c (insert_init_stmt): Make sure to not
4150 insert invalid gimple stores.
4152 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4154 PR tree-optimization/37388
4155 * toplev.c (process_options): Fail and warn when graphite
4156 flags are used, but the compiler has not been configured
4157 with graphite libraries.
4158 * graphite.c (graphite_transform_loops): Remove printfs
4159 to dump_file for the case when graphite is not available.
4161 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4164 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4165 the even element into register.
4166 (ix86_expand_vector_init_general): Don't use
4167 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4168 if we can't move from GPR to SSE register directly.
4170 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4172 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4173 not lose track of the number of NOPs needed. Number of NOPs needed
4174 for sync vs. loads workaround was switched; corrected. Run second
4175 pass for all workarounds. No NOPs needed after call insns. Change
4176 second pass to use find_next_insn_start and find_load helpers in order
4177 to properly detect parallel insns.
4178 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4180 2008-09-10 Jan Hubicka <jh@suse.cz>
4182 * value-prof.c (gimple_ic): Fix tuplification bug.
4183 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4186 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4188 PR tree-optimization/37353
4189 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4190 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4191 calls instead of cond_dead_built_in_calls.
4192 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4193 initalize the vector only before adding first entry. Use VEC_safe_push
4194 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4195 shrink_wrap_conditional_dead_built_in_calls call.
4197 2008-09-10 Ira Rosen <irar@il.ibm.com>
4199 PR tree-optimization/37385
4200 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4201 argument, and use it as a vector type if not NULL.
4202 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4204 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4205 additional argument.
4206 (vectorizable_load): Likewise.
4208 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4210 * config/i386/i386.md (SWI32): New mode iterator.
4211 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4214 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4216 PR rtl-optimization/37435
4217 * caller-save.c (insert_restore, insert_save): Check the mode by
4220 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4223 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4225 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4228 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4230 * doc/invoke.texi (ARM Options): Correct errors in discussion
4231 of -mfloat-abi, -mhard-float, and -msoft-float.
4233 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4234 Jan Hubicka <jh@suse.cz>
4237 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4238 calling gimple_regimplify_operands on it. Iterate over all newly
4239 added statements, not just the last one.
4240 (insert_init_stmt): Insert stmt into seq first, then call
4241 gimple_regimplify_operands on it. Don't create new gimplification
4242 context, nor find referenced vars.
4244 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4247 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4248 to pointer to vector pointer.
4249 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4250 propagate_info_to_inlined_callees): Likewise.
4251 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4252 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4253 ipa_check_create_edge_args.
4254 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4255 argument to pointer to vector pointer.
4256 (cgraph_decide_inlining_of_small_function): Adjust
4257 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4261 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4262 optimizing for size, not speed.
4264 PR rtl-optimization/37408
4265 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4266 if parm is promoted.
4268 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4270 PR tree-optimization/37375
4271 * tree-scalar-evolution.c (scev_info_str): Add field
4273 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4274 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4275 set_instantiated_value): Pass instantiated_below.
4276 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4278 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4279 the definitions are not instantiated.
4281 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4282 (block_before_loop): New.
4283 * tree-data-ref.c (dr_analyze_indices): Update uses of
4285 * graphite.c (block_before_scop): New.
4286 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4287 basic block, not a loop for determining the parameters.
4288 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4290 (idx_record_params, find_params_in_bb, find_scop_parameters,
4291 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4292 to instantiate_scev.
4294 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4296 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4300 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4302 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4303 Check zero freq and increase if necessary.
4305 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4307 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4308 regno is in the right range. Add comments.
4310 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4312 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4314 * mips-tfile.c (copy_object): Cast alloca result to int *.
4315 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4317 Rename class to sclass.
4318 (read_tfile): Cast read_seek return values to proper types.
4319 Cast xcalloc return value to proper type.
4321 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4323 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4324 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4325 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4327 2008-09-09 Jan Hubicka <jh@suse.cz>
4329 * profile.c (is_edge_inconsistent): Add debug output; ignore
4330 negative count on fake edges.
4331 (is_inconsistent): Add debug output.
4333 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4335 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4337 (choose_ready): When first insn is chosen from the ready list, also
4340 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4342 PR rtl-optimization/37360
4343 * haifa-sched.c (max_issue): Do not assert that we never issue more
4344 insns than issue_rate. Add comment.
4346 2008-09-09 Richard Guenther <rguenther@suse.de>
4348 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4349 (verify_types_in_gimple_call): Rename to ...
4350 (verify_gimple_call): ... this. Enhance.
4351 (verify_types_in_gimple_cond): Remove.
4352 (verify_gimple_comparison): New function ...
4353 (verify_types_in_gimple_assign): ... split out from here.
4354 (verify_types_in_gimple_return): Rename to ...
4355 (verify_gimple_return): ... this. Enhance.
4356 (verify_types_in_gimple_switch): Rename to ...
4357 (verify_gimple_switch): ... this. Enhance.
4358 (verify_gimple_goto): New function.
4359 (verify_types_in_gimple_phi): Rename to ...
4360 (verify_gimple_phi): ... this. Enhance.
4361 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4362 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4363 (verify_types_in_gimple_seq_2): Remove cases handled in
4364 verify_types_in_gimple_stmt.
4366 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4368 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4369 (push_multiple_operation, pop_multiple_operation): Set it.
4370 (workaround_rts_anomaly): New function.
4371 (workaround_speculation): New function, broken out of bfin_reorg.
4372 (bfin_reorg): Call the new functions.
4374 2008-09-09 Richard Guenther <rguenther@suse.de>
4378 * gimplify.c (gimplify_conversion): Change conversions of
4379 non-register type to VIEW_CONVERT_EXPRs.
4380 (gimplify_addr_expr): If we need to make the operand
4381 addressable make sure to use a properly initialized
4382 temporary for that so it gets a valid gimple store.
4384 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4386 * function.h (struct function): Add function_start_locus.
4387 * cfgexpand.c (gimple_expand_cfg): Use it.
4388 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4390 2008-09-09 Richard Guenther <rguenther@suse.de>
4392 PR tree-optimization/37433
4393 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4396 2008-09-09 Richard Guenther <rguenther@suse.de>
4398 PR tree-optimization/37387
4399 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4400 and bits to a common type.
4402 2008-09-09 Nick Clifton <nickc@redhat.com>
4404 * config/v850/v850.md (return): Restore frame size restriction.
4406 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4408 * c-common.c (c_expand_decl): Remove.
4409 * c-common.h (anon_aggr_type_p): Remove prototype.
4410 (DECL_ANON_UNION_ELEMS): Remove.
4411 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4412 * c-decl.c (anon_aggr_type_p): Remove.
4413 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4414 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4415 * langhooks.h (struct lang_hooks): Remove expand_decl.
4416 * langhooks.c (lhd_expand_decl): Remove.
4417 * stmt.c (expand_anon_union_decl): Remove.
4418 * tree.h (expand_anon_union_decl): Remove prototype.
4420 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4423 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4425 * config/avr/avr.md (QISI) : Define mode iterator.
4426 (negated_tst<mode>) : Redefine as split using mode macro.
4427 (reversed_tstqi): Define insn as reversed compare with zero.
4428 (reversed_tsthi): Ditto.
4429 (reversed_tstsi): Ditto.
4431 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4434 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4435 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4438 * predict.c (optimize_function_for_size_p): Don't segfault if
4440 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4441 tree_swap_operands_p): Don't test cfun != NULL before calling
4442 optimize_function_for_s*_p.
4444 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4446 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4449 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4451 * crx/crx.h (IRA_COVER_CLASSES): Define.
4453 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4456 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4457 even when a stmt has been gimple_modified_p, but after fold_stmt is
4458 not any longer. Remove unneeded may_have_exposed_new_symbols
4461 2008-09-08 Richard Guenther <rguenther@suse.de>
4463 PR tree-optimization/37421
4464 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4467 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4470 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4472 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4475 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4476 * pa-hpux10.h (LINK_SPEC): Likewise.
4477 * pa-hpux11.h (LINK_SPEC): Likewise.
4479 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4481 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4482 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4484 2008-09-07 Helge Deller <deller@gmx.de>
4486 * pa/linux-atomic.c: New file.
4487 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4488 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4490 2008-09-07 Richard Guenther <rguenther@suse.de>
4491 Ira Rosen <irar@il.ibm.com>
4493 PR tree-optimization/36630
4494 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4495 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4497 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4498 Ira Rosen <irar@il.ibm.com>
4500 PR tree-optimization/35642
4501 * config/rs6000/altivec.md (mulv8hi3): Implement.
4503 2008-09-06 Jeff Law <law@redhat.com>
4505 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4507 2008-09-06 Jan Hubicka <jh@suse.cz>
4509 PR tree-optimization/14703
4510 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4512 * passes.c (init_optimization_passes): Recompute inline parameters.
4514 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4516 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4519 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4520 Peter Fuerst <post@pfrst.de>
4522 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4523 * doc/extend.texi: Document __builtin_mips_cache.
4524 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4525 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4526 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4527 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4528 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4529 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4530 (set_push_mips_isas): New variable.
4531 (mips_r10k_cache_barrier): New variable.
4532 (cache): New availability predicate.
4533 (mips_builtins): Add an entry for __builtin_mips_cache.
4534 (mips_build_cvpointer_type): New function.
4535 (MIPS_ATYPE_CVPOINTER): New macro.
4536 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4538 (r10k_simplified_address_p, r10k_simplify_address)
4539 (r10k_uncached_address_p, r10k_safe_address_p)
4540 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4541 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4542 (r10k_insert_cache_barriers): New functions.
4543 (mips_reorg_process_insns): Delete cache barriers after a
4544 branch-likely instruction.
4545 (mips_reorg): Call r10k_insert_cache_barriers.
4546 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4547 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4548 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4549 (mips_cache, r10k_cache_barrier): New define_insns.
4551 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4553 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4554 * ira-color.c (setup_allocno_left_conflicts_num): Use
4555 hard_reg_set_equal_p instead of a comparison with
4556 ira_zero_hard_reg_set.
4557 * ira.c (setup_reg_subclasses): Likewise.
4558 (setup_cover_and_important_classes): Likewise.
4559 (setup_class_translate): Likewise.
4560 (setup_reg_class_intersect_union): Likewise.
4561 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4562 (ira_init_once): Don't initialize them.
4564 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4566 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4568 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4570 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4572 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4574 Improved branch hints, safe hints, and scheduling.
4576 * haifa-sched.c (sched_emit_insn) : Define.
4577 * sched-int.h (sched_emit_insn) : Add prototype.
4578 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4579 -mhint-max-distance -msafe-hints) : Document.
4580 * config/spu/spu.c (spu_flag_var_tracking): New.
4581 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4582 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4583 TARGET_ASM_FILE_START): Define.
4584 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4585 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4586 (spu_emit_branch_hint): Add blocks argument.
4587 (insert_branch_hints, insert_nops): Remove.
4588 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4589 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4590 spu_sched_reorder, asm_file_start): New functions.
4591 (clock_var, spu_sched_length, pipe0_clock,
4592 pipe1_clock, prev_clock_var, prev_priority,
4593 spu_ls_first, prev_ls_clock): New static variables.
4594 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4595 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4596 (nopn_nv): Add a non-volatile version of nop.
4597 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4598 -mhint-max-distance, -msafe-hints): New options.
4600 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4601 Samuel Tardieu <sam@rfc1149.net>
4603 * opts.c (decode_options): Combine nested if statements.
4606 * opts.c (decode_options): Handle more relationships among
4607 unit-at-a-time, toplevel-reorder, and section-anchors.
4609 2008-09-05 David Daney <ddaney@avtrex.com>
4611 * doc/install.texi (--enable-reduced-reflection): Document new option.
4613 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4615 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4617 (constantpool_operand): New.
4618 (move_operand): Disallow sub-word modes for the constant pool.
4619 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4620 (xtensa_secondary_reload_class): Replace with....
4621 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4622 Set icode for sub-word reloads from the constant pool.
4623 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4624 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4625 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4626 * config/xtensa/xtensa-protos.h: Update prototypes.
4628 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4630 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4631 (REG_CLASS_NAMES): Update.
4632 (REG_CLASS_CONTENTS): Update.
4633 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4634 of ALL_REGS for regs 77 and 78.
4635 * function.c (instantiate_virtual_regs_in_insn): Assert that
4636 return value of simplify_gen_subreg is not NULL.
4638 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4640 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4641 (gen_rtvec_v): Fix coding standards.
4643 2008-09-04 Jan Hubicka <jh@suse.cz>
4645 * i386.c (decide_alg): Be more conservative about optimizing for size.
4647 2008-09-04 Ian Lance Taylor <iant@google.com>
4649 * varasm.c (narrowing_initializer_constant_valid_p): New
4651 (initializer_constant_valid_p): Call it.
4653 2008-09-04 Jeff Law <law@redhat.com>
4655 * fold-const.c (native_encode_real): Fix computation of WORDS.
4656 (native_interpret_real): Likewise.
4658 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4660 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4662 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4664 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4665 that the cost is already taken into account in ira-costs.c
4667 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4669 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4670 ira_debug_copies): New.
4671 (ira_bulid): Call print_copies.
4673 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4675 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4678 * config/rs6000/rs6000.c (optimization_options): Remove check of
4679 flag_toplevel_order.
4681 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4683 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4684 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4685 second operand is a reg_imm10_operand.
4686 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4687 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4688 (*seq_<GPR:mode><GPR2:mode>): Rename to
4689 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4691 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4692 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4694 (*sne_<GPR:mode><GPR2:mode>): Rename to
4695 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4698 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4700 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4701 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4702 combining an arithmetic right shift by more than 31 and a
4703 trunction. Don't match for out-of-range shift amounts. Set
4704 attribute mode to <MODE>.
4705 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4706 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4707 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4708 shifts by less than 32.
4709 (extv): Change predicate on first operand to accept registers.
4710 Change predicate of the other operands from immediate_operand to
4711 const_int_operand. Expand exts when source is a register.
4712 (extzv): Change predicate of the constant operands from
4713 immediate_operand to const_int_operand.
4714 (extzv<mode>): Change predicate of the constant operands from
4715 immediate_operand to const_int_operand and no constraint. Also
4717 (*extzv_trunc<mode>_exts): New pattern.
4719 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4721 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4722 * config/mips/mips-protos.h (mask_low_and_shift_p,
4723 mask_low_and_shift_len): Declare.
4724 * config/mips/mips.c (mask_low_and_shift_p,
4725 mask_low_and_shift_len): New functions.
4726 (mips_print_operand): Handle new operand prefix "m".
4727 * config/mips/mips.md (*cins<mode>): New pattern.
4729 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4731 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4732 optimizing for size.
4734 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4736 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4737 regardless of epilogue_completed.
4739 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4742 * ira-lives.c (process_bb_node_lives): Check setjmp.
4744 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4747 * ira-build.c (form_loop_tree): Reverse BB walk.
4748 (create_bb_allocnos): Likewise.
4749 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4750 (mark_reg_store): Rename to...
4751 (mark_ref_live): ...this and take a df_ref argument instead of
4752 note_stores arguments. Assert that we have a register.
4753 (mark_reg_clobber): Delete.
4754 (def_conflicts_with_inputs_p): New function.
4755 (mark_reg_conflicts): Delete.
4756 (mark_reg_death): Rename to...
4757 (mark_ref_dead): ...this and take a df_ref argument instead of
4758 a register. Assert that we have a register.
4759 (process_bb_node_lives): Hoist frequency calculation out of
4760 instruction walk. Convert from a forwards scan to a backwards scan.
4761 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4762 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4763 (create_allocno_live_ranges): Don't create regs_set.
4765 2008-09-04 Ian Lance Taylor <iant@google.com>
4767 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4768 or REG_LABEL_TARGET.
4769 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4770 comparing MODE with MEM.
4771 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4772 comparing with GF_PREDICT_TAKEN.
4773 (gimple_get_lhs): Change code to enum gimple_code.
4774 (gimple_set_lhs): Likewise.
4775 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4776 * omp-low.c (find_omp_clause): Change kind parameter to enum
4778 * tree-flow.h (find_omp_clause): Update declaration.
4779 * regrename.c (clear_dead_regs): Change kind parameter to enum
4781 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4783 * see.c (see_get_extension_data): Change return type to enum
4784 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4785 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4786 (see_gen_normalized_extension): Change extension_code parameter to
4788 (see_seek_pre_extension_expr): Change extension_code to enum
4790 (see_merge_one_def_extension): Likewise.
4791 (see_handle_relevant_defs): Likewise.
4792 (see_handle_relevant_uses): Likewise.
4793 (see_analyze_one_def): Likewise.
4794 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4795 GIMPLE_ASM rather than ASM_EXPR.
4796 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4797 GIMPLE_RETURN rather than RETURN_EXPR.
4798 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4799 (evaluate_stmt): Likewise.
4800 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4801 to enum vect_relevant.
4802 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4803 compare gimple codes with tree codes.
4805 2008-09-04 Paul Brook <paul@codesourcery.com>
4807 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4809 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4811 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4812 pointer check lost in the recent no-unit-at-a-time patch.
4814 2008-09-04 Jan Hubicka <jh@suse.cz>
4817 * tree-switch-conversion.c (check_final_bb): Accept only IP
4820 2008-09-04 Jan Hubicka <jh@suse.cz>
4822 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4824 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4825 using_ranges argument.
4826 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4827 (vrp_visit_cond_stmt): Update call of
4828 vrp_evaluate_conditional_warnv_with_ops
4830 2008-09-04 Jan Hubicka <jh@suse.cz>
4832 PR tree-optimization/37345
4833 PR tree-optimization/37358
4834 PR tree-optimization/37357
4835 * tree.c (build_function_type_skip_args): Build distinct type copy;
4837 (build_function_decl_skip_args): Set type of new decl not orig decl;
4838 clear DECL_VINDEX for methods turned into functions.
4840 2008-09-04 Nick Clifton <nickc@redhat.com>
4842 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4843 * configure: Regenerate.
4844 * config.in: Regenerate.
4845 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4846 alignment field, if it is supported.
4848 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4850 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4853 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4855 * config/rs6000/rs6000.c (processor_target_table): Do not
4856 enable VMX for POWER6.
4858 2008-09-03 Anton Blanchard <anton@samba.org>
4860 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4861 emit memory barrier before operation.
4863 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4866 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4867 default_elf_asm_output_external.
4869 2008-09-03 Jeff Law <law@redhat.com>
4871 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4873 2008-09-03 Richard Henderson <rth@redhat.com>
4875 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4876 memory barrier to below the test-and-set.
4877 (alpha_split_lock_test_and_set_12): Likewise.
4879 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4883 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4886 * ira-color.c (print_loop_title): Use all_allocnos.
4887 (color_pass): Ditto. Don't add border_allocnos. Check that
4888 subloop allocno in the correspdoning bitmap all_allocnos.
4890 * ira-emit.c (change_loop): Use all_allocnos.
4892 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4893 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4894 (create_cap_allocno): Remove setting mentioned_allocnos.
4895 (create_insn_allocnos): Ditto.
4896 (remove_unnecessary_allocnos): Use all_allocnos.
4897 (check_allocno_creation): Check that allocnos are in the
4898 corresponding bitmap all_allocnos.
4900 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4904 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4905 (process_regs_for_copy): Process subregs. Refine check when cost
4906 is taken into account in ira-costs.c.
4907 (process_reg_shuffles): Use REG_SUBREG_P.
4908 (add_insn_allocno_copies): Ditto. Ignore modes.
4910 * ira-color.c (conflict_allocno_vec): New.
4911 (COST_HOP_DIVISOR): New macro.
4912 (update_copy_costs_1): Use it.
4913 (update_conflict_hard_regno_costs): New function.
4914 (assign_hard_reg): Use it.
4915 (ira_color): Allocate and free conflict_allocno_vec.
4917 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4921 * ira-int.h (ira_sort_insn_chain): Remove.
4923 * ira.c (basic_block_order_nums, chain_insn_order,
4924 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4925 (ira): Don't call ira_sort_insn_chain.
4927 * reload1.c (reload): Don't call ira_sort_insn_chain.
4929 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4932 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4933 which become non throw.
4934 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4935 update_call_expr after updating the flags on the decl.
4937 2008-09-03 Jan Hubicka <jh@suse.cz>
4939 PR tree-optimization/37315
4940 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4941 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4942 (cgraph_analyze_functions): Use node->analyzed
4943 (cgraph_mark_functions_to_output): Likewise.
4944 (cgraph_expand_function): All functions can be released after
4946 (cgraph_optimize): Use gimple_has_body_p.
4947 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4948 (cgraph_decide_inlining_incrementally): Likewise.
4949 (inline_transform): Inline transform.
4950 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4952 (inlinable_function_p): Drop gimple_body check.
4953 (expand_call_inline): Use gimple_has_body_p.
4954 * gimple.c (gimple_has_body_p): New.
4955 * gimple.h (gimple_has_body_p): Add prototype.
4956 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4957 (dump_function_to_file): Use gimple_has_body_p check.
4959 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4962 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4964 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4966 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4968 From Michael Frysinger <michael.frysinger@analog.com>
4969 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4970 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4973 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4976 * doc/extend.texi: Document picoChip builtin functions.
4977 * doc/invoke.texi: Document picoChip options.
4978 * doc/contrib.texi: Add picoChip contribution.
4979 * doc/md.texi: Document picoChip constraints.
4980 * config.gcc: Add picochip-*-*.
4981 * config/picochip/: Add new port.
4983 2008-09-03 Richard Guenther <rguenther@suse.de>
4985 PR tree-optimization/37328
4986 * tree-sra.c (sra_build_assignment): Gimplify properly.
4987 (generate_copy_inout): Take the correct stmt as definition,
4988 remove bogus assert.
4990 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4992 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4995 From Michael Frysinger <michael.frysinger@analog.com>
4996 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4998 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5000 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5001 (__gthread_setspecific): Revert 2008-08-31 change to
5002 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5004 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5006 * diagnostic.c (error_at): New.
5007 * toplev.h (error_at): New prototype.
5008 * c-typeck.c (build_array_ref): Call error_at instead of error.
5009 Pass location to pedwarn.
5011 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5013 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5015 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5017 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5018 VAR_DECL and CONST_DECL.
5020 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5021 Jakub Jelinek <jakub@redhat.com>
5023 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5024 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5025 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5026 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5027 Don't set ix86_save_varrargs_registers.
5028 (ix86_setup_incoming_varargs): Assume cum != NULL.
5029 (ix86_va_start): Check ix86_varargs_gpr_size and
5030 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5031 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5032 from frame pointer if ix86_varargs_gpr_size == 0.
5033 (ix86_compute_frame_layout): Updated.
5034 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5035 (ix86_varargs_gpr_size): Define.
5036 (ix86_varargs_fpr_size): Likewise.
5037 (machine_function): Remove save_varrargs_registers.
5038 Add varargs_gpr_size and varargs_fpr_size.
5040 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5042 * config/alpha/alpha.c (va_list_skip_additions,
5043 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5044 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5047 PR tree-optimization/36766
5048 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5049 for already removed basic blocks.
5052 * real.c (real_maxval): Clear a lower bit to make real_maxval
5053 match get_max_float for IBM long double format.
5055 2008-09-02 Andreas Schwab <schwab@suse.de>
5057 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5058 * configure: Regenerate.
5060 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5062 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5063 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5064 checking for a non-VOID CONSTANT_P.
5066 2008-09-02 Jan Hubicka <jh@suse.cz>
5068 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5069 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5072 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5074 * expr.c (emit_group_store): Don't assert stack temp mode size.
5076 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5077 Tobias Grosser <grosser@fim.uni-passau.de>
5078 Jan Sjodin <jan.sjodin@amd.com>
5079 Harsha Jagasia <harsha.jagasia@amd.com>
5080 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5081 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5082 Adrien Eliche <aeliche@isty.uvsq.fr>
5084 Merge from graphite branch.
5087 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5088 * doc/invoke.texi (-floop-block, -floop-interchange,
5089 -floop-strip-mine): Document new flags.
5090 * tree-into-ssa.c (gimple_vec): Moved...
5091 * tree-loop-distribution.c (rdg_component): Moved...
5092 * cfgloopmanip.c: Include tree-flow.h.
5093 (update_dominators_in_loop): New.
5094 (create_empty_if_region_on_edge): New.
5095 (create_empty_loop_on_edge): New.
5096 (loopify): Use update_dominators_in_loop.
5097 * tree-pass.h (pass_graphite_transforms): Declared.
5098 * configure: Regenerate.
5099 * tree-phinodes.c (make_phi_node): Export.
5100 (add_phi_node_to_bb): New, split from create_phi_node.
5101 * tree-chrec.c (for_each_scev_op): New.
5102 * tree-chrec.h (for_each_scev_op): Declared.
5103 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5104 (remove_statement): Call get_phi_with_result.
5105 * config.in (HAVE_cloog): Undef.
5106 * gdbinit.in (pgg): New.
5107 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5108 * tree-ssa-loop.c (graphite_transforms): New.
5109 (gate_graphite_transforms): New.
5110 (pass_graphite_transforms): New.
5111 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5112 HAVE_cloog): Defined.
5113 * tree-vectorizer.c (rename_variables_in_bb): Export.
5114 * tree-data-ref.c (dr_may_alias_p): Export.
5115 (stmt_simple_memref_p): New.
5116 (find_data_references_in_stmt): Export.
5117 (find_data_references_in_loop): Export.
5118 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5119 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5120 (create_rdg_vertices): Export.
5121 (build_empty_rdg): New.
5122 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5123 * tree-data-ref.h (rdg_component): ... here.
5125 (struct data_reference): Add a field scop.
5127 (find_data_references_in_loop): Declared.
5128 (find_data_references_in_stmt): Declared.
5129 (create_rdg_vertices): Declared.
5130 (dr_may_alias_p): Declared.
5131 (stmt_simple_memref_p): Declared.
5132 (struct rdg_edge): Add a field ddr_p relation.
5133 (build_empty_rdg): Declared.
5134 * lambda.h (lambda_matrix): Declare a VEC of.
5135 (find_induction_var_from_exit_cond): Declared.
5136 (lambda_vector_compare): New.
5137 * common.opt (fgraphite, floop-strip-mine,
5138 floop-interchange, floop-block): New flags.
5139 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5140 * cfgloop.c (is_loop_exit): New.
5141 * cfgloop.h (is_loop_exit): Declared.
5142 (create_empty_if_region_on_edge): Declared.
5143 (create_empty_loop_on_edge): Declared.
5144 * tree-flow.h (add_phi_node_to_bb): Declared.
5145 (make_phi_node): Declared.
5146 (rename_variables_in_bb): Declared.
5147 (perfect_loop_nest_depth): Declared.
5148 (graphite_transform_loops): Declared.
5149 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5150 (graphite.o-warn): Add -Wno-error.
5151 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5152 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5153 (INCLUDES): Add PPLINC, CLOOGINC.
5154 (OBJS-common): Add graphite.o.
5155 (graphite.o): Add rule.
5156 * gimple.h (gimple_vec): ... here.
5157 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5158 * passes.c (init_optimization_passes): Schedule
5159 pass_graphite_transforms.
5161 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5164 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5165 and -fno-toplevel-reorder after handle_options.
5167 2008-09-02 Paul Brook <paul@codesourcery.com>
5169 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5170 (arm_override_options): Set arm_tune_cortex_a9.
5171 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5172 (arm_issue_rate): Handle cortexa9.
5173 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5174 * config/arm/arm-cores.def: Add cortex-a9.
5175 * config/arm/arm-tune.md: Regenerate.
5176 * config/arm/arm.md: Include cortex-a9.md.
5177 (generic_sched, generic_vfp): Add cortexa9.
5178 * config/arm/cortex-a9.md: New file.
5180 2008-09-02 Richard Guenther <rguenther@suse.de>
5182 PR tree-optimization/37327
5183 * tree-vrp.c (register_new_assert_for): Make sure to not have
5184 TREE_OVERFLOW set on the bound.
5186 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5188 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5190 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5191 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5194 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5196 * gcc/config/spu/spu.md (divdf3): Removed.
5198 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5200 PR tree-optimization/37095
5201 * cgraph.c (cgraph_node): When creating new cgraph node after
5202 assembler_name_hash has been populated, record it in the hash
5205 2008-09-01 Paul Brook <paul@codesourcery.com>
5207 * doc/invoke.texi: Document -mword-relocations.
5208 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5209 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5210 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5211 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5212 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5213 (arm_emit_movpair): New function.
5214 (arm_print_operand <c>): Handle sybolic addresses.
5215 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5216 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5217 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5218 * config/arm/arm.opt: Add -mword-relocations.
5219 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5220 (arm_movt, arm_movw): New.
5222 2008-09-01 Paul Brook <paul@codesourcery.com>
5224 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5225 Allow Interworking on ARMv4 EABI based targets.
5226 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5227 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5229 2008-09-01 Paul Brook <paul@codesourcery.com>
5231 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5232 optimized LT0 test. Remove optimization for GT.
5234 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5236 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5237 openmp applications.
5238 * pa-hpux11.h (LIB_SPEC): Likewise.
5240 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5243 2008-09-01 Jan Hubicka <jh@suse.cz>
5245 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5246 present, use only counts; when guessed use only frequencies.
5247 (estimate_bb_frequencies): Use function_frequency.
5248 * profile.c (compute_branch_probabilities): Exit early when
5249 profile reading failed. Set profile_status.
5250 (branch_prob): Do not set profile_status.
5252 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5254 * tree.c (protected_set_expr_location): New.
5255 * tree.h (protected_set_expr_location): New prototype.
5256 * c-tree.h (build_array_ref): Add argument.
5257 (parser_build_unary_op): Same.
5258 * c-typeck.c (build_indirect_ref): Handle new location argument.
5259 (build_array_ref): Same.
5260 (parser_build_unary_op): Same.
5261 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5263 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5265 * c-common.c (finish_label_address_expr): Handle new location argument.
5266 * c-common.h (build_indirect_ref): Add argument.
5267 (finish_label_address_expr): Same.
5268 * c-parser.c (c_parser_unary_expression): Pass location to build
5270 (c_parser_postfix_expression): Same.
5272 2008-09-01 Paul Brook <paul@codesourcery.com>
5274 * config/arm/arm.md: Include cortex-r4f.md.
5275 (attr fpu): Update type list.
5276 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5277 fconstd, fcmps and fcmpd.
5278 (attr tune_cortexr4): Define.
5279 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5280 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5281 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5282 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5283 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5284 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5285 cortex_a8_vfp_farith: Ditto.
5286 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5287 * config/arm/cortex-r4.md: Use tune_cortexr4.
5288 * config/arm/cortex-r4f.md: New file.
5290 2008-09-01 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/37305
5293 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5294 the result of constant conversions.
5295 (fold_gimple_assign): Likewise.
5297 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5299 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5300 #ifdef ENABLE_CHECKING.
5302 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5304 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5305 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5306 when !INSN_SCHEDULING.
5308 2008-09-01 Andreas Schwab <schwab@suse.de>
5310 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5312 2008-09-01 Paul Brook <paul@codesourcery.com>
5314 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5316 2008-09-01 Jan Hubicka <jh@suse.cz>
5318 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5320 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5322 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5323 * gimplify.c (gimplify_init_constructor): Add speed operand.
5324 * tree-sra.c (decide_block_copy): Likewise.
5325 * tree-inline.c (estimate_move_cost): Likewise.
5326 * config/alpha/alpha.h (MOVE_RATIO): Update.
5327 * config/frv/frv.c (MOVE_RATIO): Update.
5328 * config/spu/spu.h (MOVE_RATIO): Update.
5329 * config/sparc/sparc.h (MOVE_RATIO): Update.
5330 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5331 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5332 * config/cris/cris.h (MOVE_RATIO): Update.
5333 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5334 * config/arm/arm.h (MOVE_RATIO): Update.
5335 * config/pa/pa.md: Update uses of MOVE_RATIO
5336 * config/pa/pa.h (MOVE_RATIO): Update.
5337 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5338 CLEAR_RATIO, SET_RATIO): Update.
5339 * config/h8300/h8300.h (MOVE_RATIO): Update.
5340 * config/v850/v850.h (MOVE_RATIO): Update.
5341 * config/bfin/bfin.h (MOVE_RATIO): Update.
5343 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5344 Dmitry Melnik <dm@ispras.ru>
5345 Dmitry Zhurikhin <zhur@ispras.ru>
5346 Alexander Monakov <amonakov@ispras.ru>
5347 Maxim Kuvyrkov <maxim@codesourcery.com>
5349 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5350 sel-sched-dump.c, sel-sched-ir.c: New files.
5351 * Makefile.in (OBJS-common): Add selective scheduling object files.
5352 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5353 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5354 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5355 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5356 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5357 (make_forwarder_block): Update loop latch if we have redirected
5358 the loop latch edge.
5359 * cfgloop.c (get_loop_body_in_custom_order): New function.
5360 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5361 (CP_FALLTHRU_PREHEADERS): Likewise.
5362 (get_loop_body_in_custom_order): Declare.
5363 * cfgloopmanip.c (has_preds_from_loop): New.
5364 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5365 Assert that the preheader edge will be fall thru when it is set.
5366 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5367 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5368 fsel-sched-substitution, fselective-scheduling): New flags.
5369 * cse.c (hash_rtx_cb): New.
5371 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5372 sel_sched_insn_cnt): New counters.
5373 * final.c (compute_alignments): Export. Free dominance
5374 info after loop_optimizer_finalize.
5375 * genattr.c (main): Output maximal_insn_latency prototype.
5376 * genautomata.c (output_default_latencies): New.
5377 Factor its code from ...
5378 (output_internal_insn_latency_func): ... here.
5379 (output_internal_maximal_insn_latency_func): New.
5380 (output_maximal_insn_latency_func): New.
5381 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5382 (struct hard_reg_set_iterator): New.
5383 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5384 hard_reg_set_iter_next): New functions.
5385 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5386 * lists.c (remove_free_INSN_LIST_node,
5387 remove_free_EXPR_LIST_node): New functions.
5388 * loop-init.c (loop_optimizer_init): When
5389 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5390 calling create_preheaders.
5391 (loop_optimizer_finalize): Do not verify flow info after reload.
5392 * recog.c (validate_replace_rtx_1): New parameter simplify.
5393 Default it to true. Update all uses. Factor out simplifying
5395 (simplify_while_replacing): ... this new function.
5396 (validate_replace_rtx_part,
5397 validate_replace_rtx_part_nosimplify): New.
5398 * recog.h (validate_replace_rtx_part,
5399 validate_replace_rtx_part_nosimplify): Declare.
5400 * rtl.c (rtx_equal_p_cb): New.
5401 (rtx_equal_p): Use it.
5402 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5403 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5404 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5405 * vecprim.h: Add a vector type for unsigned int.
5406 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5407 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5408 ready_try, cycle_issued_insns, spec_info): Make global.
5409 (readyp): Initialize.
5410 (dfa_lookahead): New global variable.
5411 (old_max_uid, old_last_basic_block): Remove.
5412 (h_i_d): Make it a vector.
5413 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5415 (after_recovery, adding_bb_to_current_region_p):
5416 New variables to handle correct insertion of the recovery code.
5417 (struct ready_list): Move declaration to sched-int.h.
5418 (rgn_n_insns): Removed.
5419 (rtx_vec_t): Move to sched-int.h.
5420 (find_insn_reg_weight): Remove.
5421 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5422 (haifa_init_h_i_d, haifa_finish_h_i_d):
5423 New functions to initialize / finalize haifa instruction data.
5424 (extend_h_i_d, init_h_i_d): Rewrite.
5425 (unlink_other_notes): Move logic to add_to_note_list. Handle
5426 selective scheduler.
5427 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5428 find_fallthru_edge): Make global, remove static prototypes.
5429 (max_issue): Make global. Add privileged_n and state parameters. Use
5431 (extend_global, extend_all): Removed.
5432 (init_before_recovery): Add new param. Fix the handling of the case
5433 when we insert a recovery code before the EXIT which has a predecessor
5434 with a fallthrough edge to it.
5435 (create_recovery_block): Make global. Rename to
5436 sched_create_recovery_block. Update.
5437 (change_pattern): Rename to sched_change_pattern. Make global.
5438 (speculate_insn): Rename to sched_speculate_insn. Make global.
5439 Split haifa-specific functionality into ...
5440 (haifa_change_pattern): New static function.
5441 (sched_extend_bb): New static function.
5442 (sched_init_bbs): New function.
5443 (current_sched_info): Change type to struct haifa_sched_info.
5444 (insn_cost): Adjust for selective scheduling.
5445 (dep_cost_1): New function. Move logic from ...
5446 (dep_cost): ... here.
5447 (dep_cost): Use dep_cost_1.
5448 (contributes_to_priority_p): Use sched_deps_info instead of
5450 (priority): Adjust to work with selective scheduling. Process the
5451 corner case when all dependencies don't contribute to priority.
5452 (rank_for_schedule): Use ds_weak instead of dep_weak.
5453 (advance_state): New function. Move logic from ...
5454 (advance_one_cycle): ... here.
5455 (add_to_note_list, concat_note_lists): New functions.
5456 (rm_other_notes): Make static. Adjust for selective scheduling.
5457 (remove_notes, restore_other_notes): New functions.
5458 (move_insn): Add two arguments. Update assert. Don't call
5460 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5461 Remove more_issue, max_points. Move the code to initialize
5462 max_lookahead_tries to max_issue.
5463 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5464 ready. Adjust use of move_insn. Call restore_other_notes.
5466 (sched_init, sched_finish): Move Haifa-specific initialization/
5468 (haifa_sched_init, haifa_sched_finish): ... respectively.
5470 (setup_sched_dump): New function.
5471 (haifa_init_only_bb): New static function.
5472 (haifa_speculate_insn): New static function.
5473 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5474 (extend_ready, extend_all): Remove.
5475 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5476 (create_check_block_twin, add_to_speculative_block): Use
5477 haifa_insns_init instead of extend_global. Update to use new
5478 initialization functions. Change parameter. Factor out code from
5479 create_check_block_twin to ...
5480 (sched_create_recovery_edges) ... this new function.
5481 (add_block): Remove.
5482 (sched_scan_info): New.
5483 (extend_bb): Use sched_scan_info.
5484 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5485 static functions for walking through scheduling region.
5486 (sched_luids): New vector variable to replace uid_to_luid.
5487 (luids_extend_insn): New function.
5488 (sched_max_luid): New variable.
5489 (luids_init_insn): New function.
5490 (sched_init_luids, sched_finish_luids): New functions.
5491 (insn_luid): New debug function.
5492 (sched_extend_target): New function.
5493 (haifa_init_insn): New static function.
5494 (sched_init_only_bb): New hook.
5495 (sched_split_block): New hook.
5496 (sched_split_block_1): New function.
5497 (sched_create_empty_bb): New hook.
5498 (sched_create_empty_bb_1): New function.
5499 (common_sched_info, ready): New global variables.
5500 (current_sched_info_var): Remove.
5501 (move_block_after_check): Use common_sched_info.
5502 (haifa_luid_for_non_insn): New static function.
5503 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5504 (increase_insn_priority): New.
5505 * modulo-sched.c: (issue_rate): Remove static declaration.
5506 (sms_sched_info): Change type to haifa_sched_info.
5507 (sms_sched_deps_info, sms_common_sched_info): New variables.
5508 (setup_sched_infos): New.
5509 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5510 Do not call regstat_free_calls_crossed.
5511 (sms_print_insn): Use const_rtx.
5512 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5513 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5514 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5515 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5516 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5517 current_sched_info to use it.
5518 (enum reg_pending_barrier_mode): Move to sched-int.h.
5519 (h_d_i_d): New variable. Initialize to NULL.
5520 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5522 (estimate_dep_weak): Remove static declaration.
5523 (sched_has_condition_p): New function. Adjust users of
5524 sched_get_condition to use it instead.
5525 (conditions_mutex_p): Add arguments indicating which conditions are
5527 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5528 argument to indicate whether returned condition is reversed. Do not
5529 generate new rtx when condition should be reversed; indicate it by
5530 setting new argument instead.
5531 (add_dependence_list_and_free): Add deps parameter.
5532 Update all users. Do not free dependence list when
5533 deps context is readonly.
5534 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5536 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5537 (remove_from_deps): New. Use the above functions.
5538 (cur_insn, can_start_lhs_rhs_p): New static variables.
5539 (add_or_update_back_dep_1): Initialize present_dep_type.
5540 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5541 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5542 haifa_note_dep): New functions implementing dependence hooks for
5543 the Haifa scheduler.
5544 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5545 note_dep): New functions.
5546 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5548 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5549 (free_deps): Initialize deps->reg_last.
5550 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5551 sched_analyze_insn): Update to use dependency hooks infrastructure
5552 and readonly contexts.
5553 (deps_analyze_insn): New function. Move part of logic from ...
5554 (sched_analyze): ... here. Also move some logic to ...
5555 (deps_start_bb): ... here. New function.
5556 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5558 (sched_deps_init): New function. Move code from ...
5559 (init_dependency_caches): ... here. Remove.
5560 (init_deps_data_vector): New.
5561 (sched_deps_finish): New function. Move code from ...
5562 (free_dependency_caches): ... here. Remove.
5563 (init_deps_global, finish_deps_global): Adjust for use with
5564 selective scheduling.
5565 (get_dep_weak): Move logic to ...
5566 (get_dep_weak_1): New function.
5567 (ds_merge): Move logic to ...
5568 (ds_merge_1): New static function.
5569 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5570 (ds_get_max_dep_weak): New function.
5571 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5572 (n_insns): Rename to rgn_n_insns.
5573 (debug_ebb_dependencies): New function.
5574 (init_ready_list): Use it.
5575 (begin_schedule_ready): Use sched_init_only_bb.
5576 (ebb_print_insn): Indicate when an insn starts a new cycle.
5577 (contributes_to_priority, compute_jump_reg_dependencies,
5578 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5579 (add_block1): Remove to ebb_add_block.
5580 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5581 (schedule_ebb): Initialize them. Use remove_notes instead of
5582 rm_other_notes. Use haifa_local_init/finish.
5583 (schedule_ebbs): Use haifa_sched_init/finish.
5584 * sched-int.h: Include vecprim.h, remove rtl.h.
5585 (struct ready_list): Delete declaration.
5586 (sched_verbose_param, enum sched_pass_id_t,
5587 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5588 (struct sched_scan_info_def): New structure.
5589 (sched_scan_info, sched_scan, sched_init_bbs,
5590 sched_init_luids, sched_finish_luids, sched_extend_target,
5591 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5592 (struct common_sched_info_def): New.
5593 (common_sched_info, haifa_common_sched_info,
5594 sched_emulate_haifa_p): Declare.
5596 (sched_luids): Declare.
5597 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5598 (sched_max_luid, insn_luid): Declare.
5599 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5600 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5601 print_insn, print_pattern, print_value, haifa_classify_insn,
5602 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5603 setup_sched_dump, sched_init, sched_finish,
5604 sel_insn_is_speculation_check): Export.
5605 (struct ready_list): Move from haifa-sched.c.
5606 (ready_try, ready, max_issue): Export.
5607 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5608 sched_init_only_bb, sched_split_block, sched_split_block_1,
5609 sched_create_empty_bb, sched_create_empty_bb_1,
5610 sched_create_recovery_block, sched_create_recovery_edges): Export.
5611 (enum reg_pending_barrier_mode): Export.
5612 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5614 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5615 print_insn field. Move add_block and fix_recovery_cfg to
5616 common_sched_info_def. Move compute_jump_reg_dependencies,
5618 (struct sched_deps_info_def): ... this new structure.
5619 (sched_deps_info): Declare.
5620 (struct spec_info_def): Remove weakness_cutoff, add
5621 data_weakness_cutoff and control_weakness_cutoff.
5622 (spec_info): Declare.
5623 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5625 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5626 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5627 (current_sched_info): Change type to struct haifa_sched_info.
5628 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5629 (h_d_i_d): New variable.
5630 (HDID): New accessor macro.
5631 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5632 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5634 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5635 (enum SCHED_FLAGS): Update for selective scheduler.
5636 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5637 (init_dependency_caches, free_dependency_caches): Delete declarations.
5638 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5639 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5640 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5641 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5642 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5644 (rm_other_notes): Delete declaration.
5645 (schedule_block): Remove one argument.
5646 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5647 ready_element, ready_lastpos, sched_extend_ready_list,
5648 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5649 concat_note_lists): Export.
5650 (struct region): Move from sched-rgn.h.
5651 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5652 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5653 BLOCK_TO_BB, CONTAINING_RGN): Export.
5654 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5655 (current_nr_blocks, current_blocks, target_bb): Likewise.
5656 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5657 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5658 sched_rgn_local_init, extend_regions,
5659 rgn_make_new_region_out_of_new_block, compute_priorities,
5660 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5661 extend_rgns, deps_join rgn_setup_common_sched_info,
5662 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5663 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5664 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5665 increase_insn_priority): Likewise.
5666 * sched-rgn.c: Include sel-sched.h.
5667 (ref_counts): New static variable. Use it ...
5668 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5669 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5670 (sched_is_disabled_for_current_region_p): Delete static declaration.
5671 (struct region): Move to sched-int.h.
5672 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5673 ebb_head): Define and initialize.
5674 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5675 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5676 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5678 (find_single_block_region): Add new argument to indicate that EBB
5679 regions should be constructed.
5680 (debug_live): Delete declaration.
5681 (current_nr_blocks, current_blocks, target_bb):
5682 Remove static qualifiers.
5683 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5685 (init_regions): Delete declaration.
5686 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5687 rgn_estimate_number_of_insns): New.
5688 (too_large): Use estimate_number_of_insns.
5689 (haifa_find_rgns): New. Move the code from ...
5690 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5691 (free_trg_info): New.
5692 (compute_trg_info): Allocate candidate tables here instead of ...
5693 (init_ready_list): ... here.
5694 (rgn_print_insn): Use const_rtx.
5695 (contributes_to_priority, extend_regions): Delete static declaration.
5696 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5697 (add_block1): Rename to rgn_add_block.
5698 (debug_rgn_dependencies): Delete static qualifier.
5699 (new_ready): Use sched_deps_info. Simplify.
5700 (rgn_common_sched_info, rgn_const_sched_deps_info,
5701 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5703 (region_sched_info): Rename to rgn_const_sched_info.
5704 (deps_join): New, extracted from ...
5705 (propagate_deps): ... here.
5706 (compute_block_dependences, debug_dependencies): Update for selective
5708 (free_rgn_deps, compute_priorities): New functions.
5709 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5710 sched_rgn_compute_dependencies): New functions.
5711 (schedule_region): Use them.
5712 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5713 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5715 (schedule_insns): Call new functions that were split out.
5716 (rgn_make_new_region_out_of_new_block): New.
5717 (get_rgn_sched_max_insns_priority): New.
5718 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5719 scheduling when appropriate.
5720 * sched-vis.c: Include insn-attr.h.
5721 (print_value, print_pattern): Make global.
5722 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5723 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5724 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5725 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5726 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5727 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5728 hooks. Initialize them to 0.
5729 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5730 * target.h (struct gcc_target): Add them. Rename gen_check field to
5732 * flags.h (sel_sched_switch_set): Declare.
5733 * opts.c (sel_sched_switch_set): New variable.
5734 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5735 pipelining is disabled from command line.
5736 (common_handle_option): Record whether selective scheduling is
5737 requested from command line.
5738 * doc/invoke.texi: Document new flags and parameters.
5739 * doc/tm.texi: Document new target hooks.
5740 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5742 (dfa_state_size): Do not declare locally.
5743 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5744 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5745 rs6000_alloc_sched_context, rs6000_set_sched_context,
5746 rs6000_free_sched_context): New functions.
5747 (struct _rs6000_sched_context): New.
5748 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5750 (rs6000_sched_finish): Do not run for selective scheduling.
5752 2008-08-31 Jan Hubicka <jh@suse.cz>
5754 * frv.c (frv_rtx_costs): Update forward declaration.
5755 * spu.c (spu_rtx_costs): Likewise.
5756 * pdp11.c: Include df.h
5757 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5758 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5759 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5760 * iq2000.c (iq2000_address_cost): Add speed argument.
5761 (iq2000_rtx_costs): Likewise.
5762 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5763 update call of mn10300_address_cost.
5764 * mcore.c: Include df.h
5765 (mcore_rtx_costs): Update prototype.
5766 * score3.c: Include df.h
5767 (score3_rtx_costs): Remove speed argument.
5768 * score7.c: Include df.h
5769 (score7_address_cost): Remove speed argument.
5770 * score-protos.h (score_address_cost): Update prototype.
5771 * score.c: Include df.h
5772 (score_rtx_costs): Update call of costs functions.
5773 * v850.c (v850_rtx_costs): Add bool argument.
5775 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5777 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5779 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5781 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5782 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5784 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5786 * mkmap-flat.awk: Add option pe_dll.
5787 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5788 * config/i386/t-cygwin (SHLIB_LC): Add.
5789 * config/i386/t-mingw32 (SHLIB_LC): Add.
5790 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5791 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5792 (LINK_SPEC): Support libgcc_s.
5793 (LIBGCC_SPEC): Support libgcc_s.
5794 (LIBGCC_SONAME): New.
5796 2008-08-31 Jan Hubicka <jh@suse.cz>
5798 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5799 mistakely had old version of patch.
5801 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5802 (ipcp_estimate_growth): New.
5803 (ipcp_insert_stage): Use ipcp_estimate_growth.
5804 * profile.c (branch_prob): When reading failed, do not consider
5807 2008-08-31 Jan Hubicka <jh@suse.cz>
5809 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5810 loop is optimized for speed.
5812 2008-08-31 Richard Guenther <rguenther@suse.de>
5815 * fold-const.c (fold_binary): Retain conversions in folding
5818 2008-08-31 Jan Hubicka <jh@suse.cz>
5820 * postreload-gcse.c (eliminate_partially_redundant_loads):
5821 Use optimize_bb_for_size_p.
5822 * predict.c (maybe_hot_frequency_p): Make inline.
5823 (maybe_hot_count_p): Break out from ...
5824 (maybe_hot_bb_p): ... this one.
5825 (maybe_hot_edge_p): Simplify.
5826 * basic-block.h (probably_cold_bb_p): Remove.
5828 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5831 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5833 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5834 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5835 Also split V4SFmode.
5836 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5839 2008-08-31 Jan Hubicka <jh@suse.cz>
5841 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5843 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5845 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5848 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5851 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5852 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5854 2008-08-31 Jan Hubicka <jh@suse.cz>
5856 * sparc.h (BRANCH_COST): Fix macro definition.
5857 * avr.c (avr_operand_rtx_cost): Add speed argument.
5858 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5860 2008-08-31 Richard Guenther <rguenther@suse.de>
5862 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5863 types instead of operands. Re-instantiate verifying of
5864 binary expression operands.
5866 2008-08-30 Jan Hubicka <jh@suse.cz>
5868 * fwprop.c (should_replace_address): Add speed attribute.
5869 (PR_OPTIMIZE_FOR_SPEED): New flag.
5870 (propagate_rtx_1): Use it.
5871 (propagate_rtx): Set it.
5872 (try_fwprop_subst): Update call of rtx_costs.
5873 (forward_propagate_and_simplify): LIkewise.
5874 * hooks.c (hook_int_rtx_bool_0): New
5875 (hook_bool_rtx_int_int_intp_false): Replace by ...
5876 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5877 * hooks.h (hook_int_rtx_bool_0): New
5878 (hook_bool_rtx_int_int_intp_false): Replace by ...
5879 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5880 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5881 (prepare_cmp_insn): UPdate call of rtx_cost.
5882 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5883 (reload_cse_simplify_operands): Update call of rtx_cost.
5884 (reload_cse_move2add): call of rtx_cost.
5885 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5886 * rtlanal.c (rtx_cost): Add speed argument.
5887 (address_cost): Add speed argument
5888 (default_address_cost): Likewise.
5889 (insn_rtx_cost): Likewise.
5890 * cfgloopanal.c (seq_cost): Add speed argument.
5891 (target_reg_cost, target_spill_cost): Turn to array.
5892 (init_set_costs): Update for speed.
5893 (estimate_reg_pressure_cost): Add speed argument.
5894 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5895 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5896 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5897 (seq_cost): Add speed argument.
5898 (computation_cost): Add speed arugment.
5899 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5900 (force_expr_to_var_cost): Update for profile info.
5901 (force_var_cost): Likewise.
5902 (split_address_cost): Likewise.
5903 (ptr_difference_cost): Likewise.
5904 (difference_cost): Likewise.
5905 (get_computation_cost_at): Likewise.
5906 (determine_iv_cost): Likewise.
5907 (ivopts_global_cost_for_size): Likewise.
5908 (rewrite_use_address): Likewise.
5909 (tree_ssa_iv_optimize_loop): Initialize speed field.
5910 * cse.c (optimize_this_for_speed_p): New static var.
5911 (notreg_cost): Update call of rtx_cost.
5912 (cse_extended_basic_block): set optimize_this_for_speed_p.
5913 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5914 (noce_try_cmove_arith): Likewise.
5915 (noce_try_sign_mask): LIkewise.
5916 * expr.c (compress_float_constant): Update rtx_cost calls.
5917 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5919 (addr_to_parts): Likewise.
5920 (create_mem_ref): Likewise.
5921 * dse.c (find_shift_sequence): Add speed argument.
5922 (replace_read): Update call.
5923 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5924 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5925 * neg_cost, shift_cost, shiftadd_cost,
5926 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5927 mul_highpart_cost): Increase dimension.
5928 (init_expmed): Initialize for both size and speed.
5929 (expand_shift): Use profile.
5930 (synth_mult): Use profile.
5931 (choose_mult_variant): Use profile.
5932 (expand_mult): Use profile.
5933 (expand_mult_highpart_optab): Use profile.
5934 (expand_mult_highpart): Use profile.
5935 (expand_smod_pow2): Use profile.
5936 (expand_divmod): Use profile.
5937 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5939 * loop-invariant.c (create_new_invariant): Use profile.
5940 (gain_for_invariant): Add speed parameter.
5941 (best_gain_for_invariant): Likewise.
5942 (find_invariants_to_move): Likewise.
5943 (move_single_loop_invariants): Set it.
5944 * target-def.h (TARGET_RTX_COSTS): Use hook.
5945 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5946 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5947 * output.h (default_address_cost): Update prototype.
5948 * combine.c (optimize_this_for_speed_p): New static var.
5949 (combine_validate_cost): Update call of rtx_cost.
5950 (combine_instructions): Set optimize_this_for_speed_p.
5951 (expand_compound_operation): Update call of rtx_cost.
5952 (make_extraction):Update call of rtx_cost.
5953 (force_to_mode):Update call of rtx_cost.
5954 (distribute_and_simplify_rtx):Update call of rtx_cost.
5955 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5956 (estimate_reg_pressure_cost): Update prototype.
5957 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5958 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5960 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5961 (alpha_rtx_costs): Update.
5962 * config/frv/frv.c (frv_rtx_costs): Update.
5963 * config/s390/s390.c (s390_rtx_costs): Update.
5964 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5965 (m32c_rtx_costs): Update.
5966 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5967 (spu_rtx_costs): Update.
5968 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5969 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5970 * config/i386/i386.c (:ix86_address_cost): Update.
5971 (ix86_rtx_costs): Update.
5972 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5973 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5974 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5975 * config/crx/crx.c (crx_address_cost): Update.
5976 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5977 * config/stormy16/stormy16.c
5978 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5979 * config/m68hc11/m68hc11.c
5980 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5981 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5982 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5984 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5986 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5987 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5988 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5989 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5990 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5991 (mcore_rtx_costs): update.
5992 * config/score/score3.c (score3_rtx_costs): Update.
5993 * config/score/score7.c (score7_rtx_costs): Update.
5994 * config/score/score3.h (score3_rtx_costs):Update.
5995 * config/score/score7.h (score7_rtx_costs): Update.
5996 * config/score/score.c (score_rtx_costs): Update.
5997 * config/arm/arm.c (arm_address_cost): Update.
5998 (arm_rtx_costs_1): Update.
5999 (arm_rtx_costs_1): Update.
6000 (arm_size_rtx_costs): Update.
6001 (arm_size_rtx_costs): Update.
6002 (arm_size_rtx_costs): Update.
6003 (arm_xscale_rtx_costs): Update.
6004 (arm_thumb_address_cost): Update.
6005 * config/pa/pa.c (hppa_address_cost): Update.
6006 * config/mips/mips.c (mips_rtx_costs): Update.
6007 * config/vax/vax.c (vax_address_cost): Update.
6008 * config/h8300/h8300.c (h8300_shift_costs): Update.
6009 (h8300_rtx_costs): Update.
6010 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6011 (v850_rtx_costs): Update.
6012 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6013 * config/bfin/bfin.c
6014 (bfin_address_cost): Update.
6015 (bfin_rtx_costs): Update.
6016 * stmt.c (lshift_cheap_p): Update.
6018 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6021 * expmed.c (extract_bit_field_1): Check the mode size to make
6022 sure the vector modes have the same size.
6024 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6026 * dojump.c (top level): Include basic-block.h to declare
6027 optimize_insn_for_speed_p
6029 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6031 * opts.h (CL_SAVE): New option class for marking options that are
6032 target specific options usable in the target attribute.
6033 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6035 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6036 can easily find the target specific options that are safe to use
6037 in the attribute or pragma.
6039 * attribs.c (decl_attributes): Change #pragma GCC option to
6040 #pragma GCC target, and attribute((option(...))) to
6041 attribute((target(...))).
6043 * doc/extend.texi (target attribute): Change from option
6044 attribute. Delete push/pop/reset.
6045 (#pragma GCC target): Change from #pragma GCC option. Delete
6047 (#pragma GCC push_options): Document new pragma.
6048 (#pragma GCC pop_options): Document new pragma.
6049 (#pragma GCC reset_options): Document new pragma.
6051 * targhooks.c (default_target_option_valid_attribute_p): Add
6052 warning about port not supporting target attributes.
6053 (default_target_option_pragma_parse): New function, warn about
6054 #pragma GCC target not being supported.
6056 * targhooks.h (default_target_option_pragma_parse): Add
6059 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6060 TI_CURRENT_OPTION_PRAGMA.
6061 (current_target_pragma): Rename from current_option_pragma.
6063 * target.h: (struct target_option): Delete booleans for changing
6064 the optimization level on hot/cold functions. Change signature of
6065 pragma_parse hook to take a second tree.
6067 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6069 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6070 that the declaration is done at global scope.
6072 * langhooks.c (add_builtin_function_common): Move most of the code
6073 from add_builtin_function here, calling the hook passed in.
6074 (add_builtin_function): Call add_builtin_function_common with
6075 standard builtin hook.
6076 (add_builtin_function_ext_scope): New function to add builtins to
6079 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6081 (add_builtin_function_ext_scope): Add declaration.
6083 * c-pragma.c (handle_pragma_target): Rename from
6084 handle_pragma_option, #pragma GCC option is now #pragma GCC
6085 target. Move warning about port not supporting target options to
6086 default pragma parse hook. Remove push/pop/reset from this
6088 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6089 (option_stack): Delete static variable.
6090 (optimize_stack): Ditto.
6091 (optons_stack): New stack of saved target and optimization
6093 (handle_pragma_push_options): New function to handle pushing both
6094 target and optimization options.
6095 (handle_pragma_pop_options): New function to handle popping both
6096 target and optimization options.
6097 (handle_pragma_reset_options): New function to handle resetting
6098 both target and optimization options to their initial state.
6099 (init_pragma): Rename handle_pragma_option to
6100 handle_pragma_target. Add support for push_options, pop_options,
6101 and reset_options pragmas.
6103 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6104 default_target_option_pragma_parse.
6105 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6106 default_target_option_valid_attribute_p.
6107 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6108 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6109 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6110 optimization level on hot/cold functions.
6112 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6113 if the caller and callee have different optimization levels.
6115 * c-common.c (handle_target_attribute): Rename from
6116 handle_option_attribute, attribute((option(...))) is now
6117 attribute((target(...))). Move warning if the port does not
6118 support target attributes to the default hook.
6119 (handle_hot_attribute): Delete code to change the optimization
6120 level of hot functions.
6121 (handle_cold_attribute): Ditto.
6123 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6124 argument that is the binary tree options to use if there are no
6125 arguments. Call ix86_valid_target_attribute_tree instead of
6126 ix86_valid_option_attribute_tree.
6127 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6128 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6129 ix86_pragma_option_parse.
6131 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6132 Rename from ix86_valid_option_attribute_tree.
6134 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6135 new builtins when the ISA changes.
6136 (ix86_valid_target_attribute_tree): Rename from
6137 ix86_valid_option_attribute_tree. Change callers. If the
6138 function specified optimization options, use those as the starting
6139 point before setting up the target attributes. If the
6140 optimization options were changed in the course of setting the
6141 target attributes, record the new optimization options.
6142 (ix86_valid_target_attribute_tree_inner_p): Rename from
6143 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6144 ix86_add_new_builtins if the ISA changed.
6145 (ix86_valid_target_attribute_p): Rename from
6146 ix86_valid_option_attribute_p. Change callers.
6147 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6148 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6149 as delayed builtin functions.
6150 (struct builtin_isa): New structure to record builtin functions
6151 that should be delayed until the ISA for that function is used.
6152 (ix86_builtins_isa): Change from int to struct to track builtin
6153 functions we want to declare at some point.
6154 (def_builtin): If the front end can delay defining the builtin
6155 functions, don't create builtins for ISAs not part of the default
6157 (def_builtin_const): Ditto.
6158 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6159 __builtin_ia32_pcmov_v2di to be different builtin functions.
6160 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6161 a structure instead of an int.
6162 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6163 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6164 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6165 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6167 * config/ia64/ia64.h
6168 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6169 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6171 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6172 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6173 (LANG_HOOKS_INITIALIZER): Add
6174 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6176 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6179 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6180 the reload address with the index register for SFmode
6181 access with a displacement.
6183 2008-08-30 Jan Hubicka <jh@suse.cz>
6185 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6186 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6187 * dojump.c (do_jump): Likewise.
6188 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6189 (note-if_info): Add BRANCH_COST.
6190 (noce_try_store_flag_constants, noce_try_addcc,
6191 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6192 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6193 find_if_case_2): Use computed branch cost.
6194 * expr.h (BRANCH_COST): Update default.
6195 * predict.c (predictable_edge_p): New function.
6196 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6197 Update BRANCH_COST call.
6198 * basic-block.h (predictable_edge_p): Declare.
6199 * config/alpha/alpha.h (BRANCH_COST): Update.
6200 * config/frv/frv.h (BRANCH_COST): Update.
6201 * config/s390/s390.h (BRANCH_COST): Update.
6202 * config/spu/spu.h (BRANCH_COST): Update.
6203 * config/sparc/sparc.h (BRANCH_COST): Update.
6204 * config/m32r/m32r.h (BRANCH_COST): Update.
6205 * config/i386/i386.h (BRANCH_COST): Update.
6206 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6208 * config/sh/sh.h (BRANCH_COST): Update.
6209 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6210 * config/avr/avr.h (BRANCH_COST): Update.
6211 * config/crx/crx.h (BRANCH_COST): Update.
6212 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6213 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6214 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6215 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6216 * config/ia64/ia64.h (BRANCH_COST): Update.
6217 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6218 * config/arc/arc.h (BRANCH_COST): Update.
6219 * config/score/score.h (BRANCH_COST): Update.
6220 * config/arm/arm.h (BRANCH_COST): Update.
6221 * config/pa/pa.h (BRANCH_COST): Update.
6222 * config/mips/mips.h (BRANCH_COST): Update.
6223 * config/vax/vax.h (BRANCH_COST): Update.
6224 * config/h8300/h8300.h (BRANCH_COST): Update.
6225 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6226 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6227 * doc/tm.texi (BRANCH_COST): Update.
6229 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6232 * config/arm/arm.c (arm_optimization_options): Set
6233 flag_section_anchors to 2 instead of 1 to distinguish it from
6234 -fsection-anchors given explicitely on the command line.
6236 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6238 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6239 final insn of a split.
6241 2008-08-30 Jan Hubicka <jh@suse.cz>
6243 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6244 optimized for speed.
6245 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6246 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6247 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6248 flag_gcse_after_reload_set): New static vars.
6249 (common_handle_option): Enable those flags for profile-use.
6250 (decode_options): Remove optimize_size flags that are handled
6251 on higher granuality.
6252 * tree-vectorizer.c (vectorize_loops): Use
6253 optimize_loop_nest_for_speed_p.
6254 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6255 * tree-predcom.c (tree_predictive_commoning): Use
6256 optimize_loop_for_speed_p.
6257 * varasm.c (assemble_start_function): Use
6258 optimize_function_for_speed_p.
6259 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6260 * predict.c (optimize_loop_for_speed_p): Fix walk.
6262 2008-08-30 Jan Hubicka <jh@suse.cz>
6264 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6266 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6267 profile presence locally.
6269 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6272 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6273 versions before 4.0.
6275 2008-08-29 Jan Hubicka <jh@suse.cz>
6277 * tree-inline.c (insert_init_stmt): Insert sequence even when
6280 2008-08-29 Jeff Law <law@redhat.com>
6282 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6283 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6284 location and class is an FP register.
6286 2008-08-29 Jan Hubicka <jh@suse.cz>
6288 * see.c (see_merge_one_def_extension): Silence used uninitialized
6290 * matrix-reorg.c (check_allocation_function): Likewise.
6291 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6293 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6296 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6297 compute new & and | in type rather than TREE_TYPE (arg0).
6299 * dwarf2out.c (fortran_common): Update comment.
6300 (gen_variable_die): Swap com_die and var_die variables in Fortran
6301 COMMON block handling code.
6303 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6305 * dwarf2out.c (gen_const_die): New function.
6306 (size_of_die, value_format, output_die): Output larger
6307 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6308 (native_encode_initializer): New function.
6309 (tree_add_const_value_attribute): Call it.
6310 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6312 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6313 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6314 TREE_THIS_VOLATILE to add_type_attribute.
6316 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6318 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6321 * dwarf2out.c (loc_by_reference): New function.
6322 (add_location_or_const_value_attribute): Use it.
6325 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6326 as DW_TAG_variable children of DW_TAG_common_block rather than
6327 DW_TAG_member children. Put DW_AT_external to individual
6328 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6330 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6331 loc_descriptor_from_tree_1.
6335 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6336 arguments to imported_module_or_decl.
6337 (debug_nothing_tree_tree): Removed.
6338 (debug_nothing_tree_tree_tree_bool): New prototype.
6339 * debug.c (do_nothing_debug_hooks): Adjust.
6340 (debug_nothing_tree_tree): Removed.
6341 (debug_nothing_tree_tree_tree_bool): New function.
6342 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6343 (gen_variable_die): Put all common vars for the
6344 same COMMON block under one DW_TAG_common_block.
6345 (declare_in_namespace): Return new context_die, for Fortran
6346 return the module DIE instead of adding extra declarations into
6348 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6349 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6350 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6352 (dwarf2out_global_decl): Don't skip Fortran global vars.
6353 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6354 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6355 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6356 DW_TAG_imported_declaration as child of previous
6357 DW_TAG_imported_module.
6358 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6359 * sdbout.c (sdb_debug_hooks): Likewise.
6360 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6362 2008-08-29 Jan Hubicka <jh@suse.cz>
6364 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6366 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6367 * ipa-cp.c (n_cloning_candidates): New static variable.
6368 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6369 (ipcp_print_all_lattices): Improve debug output.
6370 (ipcp_cloning_candidate_p): New function.
6371 (ipcp_initialize_node_lattices): Use it.
6372 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6373 (ipcp_propagate_stage): Prettier debug output.
6374 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6375 (ipcp_print_all_structures): Remove.
6376 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6377 (ipcp_insert_stage): Prettier debug output; call
6378 cgraph_remove_unreachable_nodes before propagating.
6379 (pass_ipa_cp): Schedule function removal pass.
6380 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6382 (cgraph_maybe_hot_edge_p): Move to ...
6383 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6384 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6385 (common_handle_option): Set them; enable ipa-cp when profiling.
6386 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6387 (ipa_print_all_jump_functions): Likewise.
6388 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6389 (ipa_print_node_params, ipa_print_all_params): New.
6390 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6391 ipa_print_all_param_flags): Remove.
6392 (ipa_print_node_params, ipa_print_all_params): New.
6394 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6396 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6397 change from 2008-04-03.
6398 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6400 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6403 * ira-color.c (push_allocnos_to_stack): Truncate
6404 removed_splay_allocno_vec.
6406 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6409 * ira-color (ira_fast_allocation): Don't assign hard registers to
6412 2008-08-29 Jan Hubicka <jh@suse.cz>
6415 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6416 for cold internal loops.
6418 2008-08-29 Richard Guenther <rguenther@suse.de>
6420 * tree-ssa-structalias.c (create_variable_info_for): Do not
6421 create fields for heap vars or vars with a noalias state.
6422 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6425 2008-08-29 Richard Guenther <rguenther@suse.de>
6427 * common.opt (ftree-store-ccp): Mark as preserved for
6428 backward compatibility.
6429 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6430 * tree-pass.h (pass_store_ccp): Remove.
6431 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6432 (first_vdef): Remove declaration.
6433 (get_value_loaded_by): Likewise.
6434 * tree-ssa-ccp.c (do_store_ccp): Remove.
6435 (get_default_value): Simplify as do_store_ccp is always false
6436 now. Do not initialize mem_ref.
6437 (set_value_varying): Likewise.
6438 (canonicalize_float_value): Likewise.
6439 (set_lattice_value): Likewise.
6440 (likely_value): Likewise.
6441 (surely_varying_stmt_p): Likewise.
6442 (ccp_initialize): Likewise.
6443 (ccp_lattice_meet): Likewise.
6444 (ccp_visit_phi_node): Likewise.
6445 (ccp_fold): Likewise.
6446 (evaluate_stmt): Likewise.
6447 (visit_assignment): Likewise.
6448 (ccp_visit_stmt): Likewise.
6449 (execute_ssa_ccp): Fold into ...
6450 (do_ssa_ccp): ... this.
6451 (do_ssa_store_ccp): Remove.
6452 (gate_store_ccp): Likewise.
6453 (pass_store_ccp): Likewise.
6454 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6456 * tree-ssa-propagate.c (first_vdef): Remove.
6457 (get_value_loaded_by): Likewise.
6458 (replace_vuses_in): Likewise.
6459 (substitute_and_fold): Do not call replace_vuses_in.
6460 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6462 2008-08-29 Richard Guenther <rguenther@suse.de>
6465 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6466 PARAM_NOALIAS tags with is_heapvar.
6467 * tree-ssa-operands.c (access_can_touch_variable): Offset
6468 based tests do not apply for heapvars. Fix offset test.
6470 2008-08-29 Jan Hubicka <jh@suse.cz>
6472 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6473 (-fipa-cp-clone): Enabled by default at -O3.
6474 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6475 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6477 2008-08-29 Jan Hubicka <jh@suse.cz>
6479 * tree.c (build_function_type_skip_args,
6480 build_function_decl_skip_args): New functions.
6481 * tree.h (build_function_type_skip_args,
6482 build_function_decl_skip_args): Declare.
6483 * gimple.c (giple_copy_call_skip_args): New function.
6484 (giple_copy_call_skip_args): Declare.
6486 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6487 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6488 (ipcp_node_modifiable_p): ... this one; use
6489 tree_versionable_function_p.
6490 (ipcp_create_replace_map): Improve debug output.
6491 (ipcp_need_redirect_p): Return false when not clonning.
6492 (ipcp_update_callgraph): Skip args.
6493 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6495 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6496 (save_inline_function_body): Update call of tree_function_versioning.
6497 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6498 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6500 (tree_function_versioning): Likewise.
6501 * tree-inline.h (tree_function_versioning): Update prototype.
6503 2008-08-29 Jan Hubicka <jh@suse.cz>
6505 * loop-unswitch.c (unswitch_single_loop): Use
6506 optimize_loop_for_speed_p.
6507 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6508 Use optimize_function_for_size_p.
6509 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6510 * postreload-gcse.c (eliminate_partially_redundant_load):
6511 Use optimize_bb_for_size_p.
6512 * value-prof.c (gimple_divmod_fixed_value_transform,
6513 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6514 gimple_stringops_transform): Use optimize_bb_for_size_p.
6515 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6516 * final.c (compute_alignments): Use optimize_function_for_size_p.
6517 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6518 (fold_builtin_strcpy, fold_builtin_fputs): Use
6519 optimize_function_for_size_p.
6520 * fold-const.c (tree_swap_operands_p): Use
6521 optimize_function_for_size_p.
6522 * recog.c (relax_delay_slots): Likewise.
6523 * tree-ssa-math-opts.c (replace_reciprocal):
6524 Use optimize_bb_for_speed_p.
6525 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6526 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6527 optimize_function_for_size_p.
6528 (cgraph_decide_inlining_of_small_function): Use
6529 optimize_function_for_size_p.
6530 * global.c (find_reg): Use optimize_function_for_size_p.
6531 * opts.c (decode_options): Do not clear flag_tree_ch,
6532 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6533 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6534 work it out from profile.
6535 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6536 optimize_loop_for_speed_p.
6537 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6539 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6540 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6541 * tree-eh.c (decide_copy_try_finally): Use
6542 optimize_function_for_size_p.
6543 * local-alloc.c (block_alloc): Pass BB pointer.
6544 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6545 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6546 * loop-unroll.c (decide_unrolling_and_peeling):
6547 Use optimize_loop_for_size_p.
6548 (decide_peel_completely): Likewise.
6549 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6550 optimize_loop_for_size_p.
6551 (vect_enhance_data_refs_alignment): Likewise.
6552 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6553 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6555 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6556 (try_crossjump_bb): Use optimize_bb_for_size_p.
6557 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6558 optimize_loop_for_speed_p.
6559 * bb-reorder.c (find_traces_1_round): Likewise.
6560 (copy_bb): Use optimize_bb_for_speed_p.
6561 (duplicate_computed_gotos): Likewise.
6562 * basic-block.h (optimize_loop_nest_for_size_p,
6563 optimize_loop_nest_for_speed_p): New.
6564 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6566 2008-08-29 Tristan Gingold <gingold@adacore.com>
6568 * gcov.c (main): Call expandargv.
6570 2008-08-29 Jan Hubicka <jh@suse.cz>
6572 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6574 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6576 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6577 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6579 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6581 2008-08-29 Jan Hubicka <jh@suse.cz>
6583 * tree-pass.h (pass_strip_predict_hints): Declare.
6584 * predict.c (strip_builtin_expect): Rename to ...
6585 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6586 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6587 (tree_estimate_probability): Do not strip builtin_expect.
6588 (pass_strip_predict_hints): New pass.
6589 * tree-inline.c (expand_call_inline): When inlining cold function,
6590 predict it as unlikely.
6591 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6593 2008-08-29 Richard Guenther <rguenther@suse.de>
6595 PR tree-optimization/37207
6596 * tree-vrp.c (extract_range_from_binary_expr): Also try
6597 to constant fold if only one of the operands is a constant.
6599 2008-08-29 Nick Clifton <nickc@redhat.com>
6601 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6602 the same way as SYMBOL_REFs.
6604 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6606 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6608 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6610 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6611 * config/mips/mips.md (branch_likely): Remove const. Fix
6613 (define_delay for type "branch"): Change to only apply for branch
6614 with likely variant.
6615 (define_delay for type "branch" and "branch_likely" no). New delay
6617 (equality_op): New code iterator.
6618 (bbv, bbinv): New code attributes.
6619 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6622 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6623 Andrew Pinski <pinskia@gcc.gnu.org>
6626 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6628 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6630 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6631 rule that a symbolic constant must be defined and >= 0 for the
6632 corresponding facility to be present at compile-time.
6633 * gthr-posix.c: Likewise.
6635 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6637 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6638 * config/mips/mips.md (D): New mode attribute.
6639 (mulsi3, muldi3): Merge it into ...
6640 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6641 (muldi3_mul3): New pattern.
6642 (mulsi3_mult3): Rename to mulsi3_mul3.
6644 2008-08-28 Jan Hubicka <jh@suse.cz>
6646 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6648 * predict.c (always_optimize_for_size_p): Rename to ...
6649 (optimize_function_for_size): ... this one; make extern.
6650 (optimize_function_for_speed_p): New.
6651 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6652 optimize_edge_for_size_p,optimize_edge_for_size_p,
6653 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6654 * basic-block.h (optimize_function_for_size_p,
6655 optimize_function_for_speed_p): Declare.
6656 * i386.md (optimize_size checks): Replace them by appropriate
6658 (standard_80387_constant_p, ix86_compute_frame_layout,
6659 ix86_expand_epilogue, ix86_decompose_address,
6660 print_operand, emit_i387_cw_initialization,
6661 inline_memory_move_cost, ix86_pad_returns,
6662 ix86_reorg): Replace optimize_size checks.
6664 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6666 * rtl.h (simplify_subreg_regno): Declare.
6667 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6668 * simplify-rtx.c (simplify_subreg): ...here.
6669 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6670 subreg_offset_representable_p.
6672 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6675 * c-typeck.c (convert_for_assignment): Give a note describing what
6676 was passed and what was expected.
6678 2008-08-28 Joey Ye <joey.ye@intel.com>
6680 * doc/extend.texi: Document AVX built-in functions.
6681 * doc/invoke.texi: Document -mavx.
6683 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6684 Joey Ye <joey.ye@intel.com>
6685 Xuepeng Guo <xuepeng.guo@intel.com>
6687 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6689 * config/i386/cpuid.h (bit_FMA): New.
6690 (bit_XSAVE): Likewise.
6691 (bit_OSXSAVE): Likewise.
6692 (bit_AVX): Likewise.
6694 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6695 define. Use ASM_OUTPUT_AVX_PREFIX.
6697 * config/i386/gmmintrin.h: New.
6699 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6700 (OPTION_MASK_ISA_AVX_SET): New.
6701 (OPTION_MASK_ISA_FMA_SET): Likewise.
6702 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6703 (OPTION_MASK_ISA_FMA_SET): Likewise.
6704 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6705 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6706 (pta_flags): Add PTA_AVX and PTA_FMA.
6707 (override_options): Handle PTA_AVX and PTA_FMA.
6708 (init_cumulative_args): Handle warn_avx.
6709 (classify_argument): Return 0 for COImode and OImode. Return
6710 1 and X86_64_AVX_CLASS for 256bit vector types.
6711 (examine_argument): Handle X86_64_AVX_CLASS.
6712 (construct_container): Likewise.
6713 (function_arg_advance_32): Pass OImode and 256bit vector types
6715 (function_arg_advance_64): Take a new argument to indicate if a
6716 parameter is named. Handle 256bit vector types. Return
6717 immediately for unnamed 256bit vector mode parameters.
6718 (function_arg_advance): Updated.
6719 (function_arg_32): Add comments for TImode. Handle OImode
6720 and 256bit vector types.
6721 (function_arg_64): Take a new argument to indicate if a
6722 parameter is named. Handle 256bit vector types. Return NULL
6723 for unnamed 256bit vector mode parameters.
6724 (function_arg): Updated.
6725 (setup_incoming_varargs_64): Support
6726 AVX encoding for *sse_prologue_save_insn.
6727 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6728 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6729 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6730 enabled, otherwise return -3.
6731 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6733 (print_reg): Support AVX registers. Handle 'x' and 't'.
6734 Handle 'd' to duplicate the operand.
6735 (print_operand): Likewise. Also support AVX vector compare
6737 (output_387_binary_op): Support AVX.
6738 (output_fp_compare): Likewise.
6739 (ix86_expand_vector_move_misalign): Likewise.
6740 (ix86_attr_length_vex_default): New.
6741 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6742 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6743 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6744 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6745 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6746 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6747 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6748 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6749 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6750 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6751 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6752 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6753 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6754 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6755 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6756 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6757 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6758 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6759 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6760 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6761 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6762 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6763 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6764 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6765 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6766 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6767 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6768 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6769 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6770 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6771 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6772 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6773 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6774 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6775 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6776 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6777 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6778 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6779 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6780 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6781 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6782 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6783 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6784 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6785 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6786 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6787 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6788 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6789 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6790 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6791 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6792 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6793 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6794 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6795 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6796 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6797 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6798 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6799 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6800 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6801 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6802 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6803 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6804 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6805 and IX86_BUILTIN_MOVMSKPS256,
6806 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6807 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6808 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6809 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6810 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6811 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6812 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6813 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6814 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6815 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6816 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6817 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6818 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6819 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6820 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6821 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6822 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6823 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6824 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6825 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6826 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6827 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6828 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6829 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6830 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6831 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6832 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6833 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6834 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6835 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6836 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6837 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6838 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6839 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6840 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6841 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6842 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6843 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6844 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6845 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6846 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6847 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6848 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6849 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6850 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6851 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6852 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6853 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6854 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6855 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6856 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6857 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6858 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6859 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6860 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6861 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6862 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6863 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6865 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6866 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6867 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6868 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6869 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6870 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6871 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6872 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6873 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6874 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6875 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6876 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6877 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6878 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6879 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6880 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6881 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6882 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6883 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6884 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6885 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6886 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6887 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6888 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6889 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6890 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6891 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6892 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6893 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6894 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6895 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6896 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6897 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6898 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6899 IX86_BUILTIN_MOVMSKPS256.
6900 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6901 (ix86_expand_args_builtin): Likewise.
6902 (ix86_expand_special_args_builtin): Likewise.
6903 (ix86_hard_regno_mode_ok): Handle AVX modes.
6904 (ix86_expand_vector_init_duplicate): Likewise.
6905 (ix86_expand_vector_init_one_nonzero): Likewise.
6906 (ix86_expand_vector_init_one_var): Likewise.
6907 (ix86_expand_vector_init_concat): Likewise.
6908 (ix86_expand_vector_init_general): Likewise.
6909 (ix86_expand_vector_set): Likewise.
6910 (ix86_vector_mode_supported_p): Likewise.
6911 (x86_extended_reg_mentioned_p): Check INSN_P before using
6914 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6915 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6917 * config/i386/i386.h (TARGET_AVX): New.
6918 (TARGET_FMA): Likewise.
6919 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6920 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6921 (VALID_AVX256_REG_MODE): New.
6922 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6923 (AVX_FLOAT_MODE_P): Likewise.
6924 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6925 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6926 (AVX_VEC_FLOAT_MODE_P): Likewise.
6927 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6928 (ASM_OUTPUT_OPCODE): Likewise.
6929 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6931 (SSE_REG_MODE_P): Allow 256bit vector modes.
6932 (ix86_args): Add a warn_avx field.
6934 * config/i386/i386.md (UNSPEC_PCMP): New.
6935 (UNSPEC_VPERMIL): Likewise.
6936 (UNSPEC_VPERMIL2): Likewise.
6937 (UNSPEC_VPERMIL2F128): Likewise.
6938 (UNSPEC_MASKLOAD): Likewise.
6939 (UNSPEC_MASKSTORE): Likewise.
6940 (UNSPEC_CAST): Likewise.
6941 (UNSPEC_VTESTP): Likewise.
6942 (UNSPECV_VZEROALL): Likewise.
6943 (UNSPECV_VZEROUPPER): Likewise.
6944 (XMM0_REG): Likewise.
6945 (XMM1_REG): Likewise.
6946 (XMM2_REG): Likewise.
6947 (XMM3_REG): Likewise.
6948 (XMM4_REG): Likewise.
6949 (XMM5_REG): Likewise.
6950 (XMM6_REG): Likewise.
6951 (XMM8_REG): Likewise.
6952 (XMM9_REG): Likewise.
6953 (XMM10_REG): Likewise.
6954 (XMM11_REG): Likewise.
6955 (XMM12_REG): Likewise.
6956 (XMM13_REG): Likewise.
6957 (XMM14_REG): Likewise.
6958 (XMM15_REG): Likewise.
6960 (prefix_vex_imm8): Likewise.
6961 (prefix_vex_w): Likewise.
6962 (length_vex): Likewise.
6965 (*avx_ashlti3): Likewise.
6966 (*avx_lshrti3): Likewise.
6967 (*avx_setcc<mode>): Likewise.
6968 (*fop_<mode>_comm_mixed_avx): Likewise.
6969 (*fop_<mode>_comm_avx): Likewise.
6970 (*fop_<mode>_1_mixed_avx): Likewise.
6971 (*fop_<mode>_1_avx): Likewise.
6972 (*avx_<code><mode>3): Likewise.
6973 (*avx_ieee_smin<mode>3): Likewise.
6974 (*avx_ieee_smax<mode>3): Likewise.
6975 (mode): Add OI, V8SF and V4DF.
6976 (length): Support VEX prefix.
6977 (*cmpfp_i_mixed): Set prefix attribute.
6978 (*cmpfp_i_sse): Likewise.
6979 (*cmpfp_iu_mixed): Likewise.
6980 (*cmpfp_iu_sse): Likewise.
6981 (*movsi_1): Support AVX.
6982 (*movdi_2): Likewise.
6983 (*movdi_1_rex64): Likewise.
6984 (*movti_internal): Likewise.
6985 (*movti_rex64): Likewise.
6986 (*movsf_1): Likewise.
6987 (*movdf_nointeger): Likewise.
6988 (*movdf_integer_rex64): Likewise.
6989 (*movtf_internal): Likewise.
6990 (zero_extendsidi2_32): Likewise.
6991 (zero_extendsidi2_rex64): Likewise.
6992 (*extendsfdf2_mixed): Likewise.
6993 (*extendsfdf2_sse): Likewise.
6994 (*truncdfsf_fast_mixed): Likewise.
6995 (*truncdfsf_fast_sse): Likewise.
6996 (*truncdfsf_mixed): Likewise.
6997 (fix_trunc<mode>di_sse): Likewise.
6998 (fix_trunc<mode>si_sse): Likewise.
6999 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7000 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7001 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7002 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7003 (*rcpsf2_sse): Likewise.
7004 (*rsqrtsf2_sse): Likewise.
7005 (*sqrt<mode>2_sse): Likewise.
7006 (sse4_1_round<mode>2): Likewise.
7007 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7008 Support AVX. Set length attribute properly for AVX.
7010 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7011 (VECTOR_MODES (FLOAT, 32)): Likewise.
7012 (VECTOR_MODE (INT, DI, 8)): Likewise.
7013 (VECTOR_MODE (INT, HI, 32)): Likewise.
7014 (VECTOR_MODE (INT, QI, 64)): Likewise.
7015 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7016 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7017 (VECTOR_MODE (INT, DI, 4)): Removed.
7018 (VECTOR_MODE (INT, SI, 8)): Likewise.
7019 (VECTOR_MODE (INT, HI, 16)): Likewise.
7020 (VECTOR_MODE (INT, QI, 32)): Likewise.
7021 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7022 (INT_MODE (OI, 32)): Likewise.
7024 * config/i386/i386.opt (mavx): New.
7027 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7029 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7030 (*mov<mode>_internal_avx): New.
7031 (*movv2sf_internal_rex64_avx): Likewise.
7032 (*movv2sf_internal_avx): Likewise.
7034 * config/i386/predicates.md (const_4_to_5_operand): New.
7035 (const_6_to_7_operand): Likewise.
7036 (const_8_to_11_operand): Likewise.
7037 (const_12_to_15_operand): Likewise.
7038 (avx_comparison_float_operator): Likewise.
7040 * config/i386/sse.md (AVX256MODEI): New.
7041 (AVX256MODE): Likewise.
7042 (AVXMODEQI): Likewise.
7043 (AVXMODE): Likewise.
7044 (AVX256MODEF2P): Likewise.
7045 (AVX256MODE2P): Likewise.
7046 (AVX256MODE4P): Likewise.
7047 (AVX256MODE8P): Likewise.
7048 (AVXMODEF2P): Likewise.
7049 (AVXMODEF4P): Likewise.
7050 (AVXMODEDCVTDQ2PS): Likewise.
7051 (AVXMODEDCVTPS2DQ): Likewise.
7052 (avxvecmode): Likewise.
7053 (avxvecpsmode): Likewise.
7054 (avxhalfvecmode): Likewise.
7055 (avxscalarmode): Likewise.
7056 (avxcvtvecmode): Likewise.
7057 (avxpermvecmode): Likewise.
7058 (avxmodesuffixf2c): Likewise.
7059 (avxmodesuffixp): Likewise.
7060 (avxmodesuffixs): Likewise.
7061 (avxmodesuffix): Likewise.
7062 (vpermilbits): Likewise.
7063 (pinsrbits): Likewise.
7064 (mov<mode>): Likewise.
7065 (*mov<mode>_internal): Likewise.
7066 (push<mode>1): Likewise.
7067 (movmisalign<mode>): Likewise.
7068 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7069 (avx_movdqu<avxmodesuffix>): Likewise.
7070 (avx_lddqu<avxmodesuffix>): Likewise.
7071 (<plusminus_insn><mode>3): Likewise.
7072 (*avx_<plusminus_insn><mode>3): Likewise.
7073 (*avx_vm<plusminus_insn><mode>3): Likewise.
7074 (mul<mode>3): Likewise.
7075 (*avx_mul<mode>3): Likewise.
7076 (*avx_vmmul<mode>3): Likewise.
7077 (divv8sf3): Likewise.
7078 (divv4df3): Likewise.
7079 (avx_div<mode>3): Likewise.
7080 (*avx_div<mode>3): Likewise.
7081 (*avx_vmdiv<mode>3): Likewise.
7082 (avx_rcpv8sf2): Likewise.
7083 (*avx_vmrcpv4sf2): Likewise.
7084 (sqrtv8sf2): Likewise.
7085 (avx_sqrtv8sf2): Likewise.
7086 (*avx_vmsqrt<mode>2): Likewise.
7087 (rsqrtv8sf2): Likewise.
7088 (avx_rsqrtv8sf2): Likewise.
7089 (*avx_vmrsqrtv4sf2): Likewise.
7090 (<code><mode>3): Likewise.
7091 (*avx_<code><mode>3_finite): Likewise.
7092 (*avx_<code><mode>3): Likewise.
7093 (*avx_vm<code><mode>3): Likewise.
7094 (*avx_ieee_smin<mode>3): Likewise.
7095 (*avx_ieee_smax<mode>3): Likewise.
7096 (avx_addsubv8sf3): Likewise.
7097 (avx_addsubv4df3): Likewise.
7098 (*avx_addsubv4sf3): Likewise.
7099 (*avx_addsubv2df3): Likewise.
7100 (avx_h<plusminus_insn>v4df3): Likewise.
7101 (avx_h<plusminus_insn>v8sf3): Likewise.
7102 (*avx_h<plusminus_insn>v4sf3): Likewise.
7103 (*avx_h<plusminus_insn>v2df3): Likewise.
7104 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7105 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7106 (*avx_maskcmp<mode>3): Likewise.
7107 (avx_nand<mode>3): Likewise.
7108 (*avx_<code><mode>3): Likewise.
7109 (*avx_nand<mode>3): Likewise.
7110 (*avx_<code><mode>3): Likewise.
7111 (*avx_cvtsi2ss): Likewise.
7112 (*avx_cvtsi2ssq): Likewise.
7113 (*avx_cvtsi2sd): Likewise.
7114 (*avx_cvtsi2sdq): Likewise.
7115 (*avx_cvtsd2ss): Likewise.
7116 (avx_cvtss2sd): Likewise.
7117 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7118 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7119 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7120 (*avx_cvtsi2sd): Likewise.
7121 (*avx_cvtsi2sdq): Likewise.
7122 (avx_cvtdq2pd256): Likewise.
7123 (avx_cvtpd2dq256): Likewise.
7124 (avx_cvttpd2dq256): Likewise.
7125 (*avx_cvtsd2ss): Likewise.
7126 (*avx_cvtss2sd): Likewise.
7127 (avx_cvtpd2ps256): Likewise.
7128 (avx_cvtps2pd256): Likewise.
7129 (*avx_movhlps): Likewise.
7130 (*avx_movlhps): Likewise.
7131 (avx_unpckhps256): Likewise.
7132 (*avx_unpckhps): Likewise.
7133 (avx_unpcklps256): Likewise.
7134 (*avx_unpcklps): Likewise.
7135 (avx_movshdup256): Likewise.
7136 (avx_movsldup256): Likewise.
7137 (avx_shufps256): Likewise.
7138 (avx_shufps256_1): Likewise.
7139 (*avx_shufps_<mode>): Likewise.
7140 (*avx_loadhps): Likewise.
7141 (*avx_storelps): Likewise.
7142 (*avx_loadlps): Likewise.
7143 (*avx_movss): Likewise.
7144 (*vec_dupv4sf_avx): Likewise.
7145 (*vec_concatv2sf_avx): Likewise.
7146 (*vec_concatv4sf_avx): Likewise.
7147 (*vec_setv4sf_0_avx): Likewise.
7148 (*vec_setv4sf_avx): Likewise.
7149 (*avx_insertps): Likewise.
7150 (avx_vextractf128<mode>): Likewise.
7151 (vec_extract_lo_<mode>): Likewise.
7152 (vec_extract_hi_<mode>): Likewise.
7153 (vec_extract_lo_<mode>): Likewise.
7154 (vec_extract_hi_<mode>): Likewise.
7155 (vec_extract_lo_v16hi): Likewise.
7156 (vec_extract_hi_v16hi): Likewise.
7157 (vec_extract_lo_v32qi): Likewise.
7158 (vec_extract_hi_v32qi): Likewise.
7159 (avx_unpckhpd256): Likewise.
7160 (*avx_unpckhpd): Likewise.
7161 (avx_movddup256): Likewise.
7162 (*avx_movddup): Likewise.
7163 (avx_unpcklpd256): Likewise.
7164 (*avx_unpcklpd): Likewise.
7165 (avx_shufpd256): Likewise.
7166 (avx_shufpd256_1): Likewise.
7167 (*avx_punpckhqdq): Likewise.
7168 (*avx_punpcklqdq): Likewise.
7169 (*avx_shufpd_<mode>): Likewise.
7170 (*avx_storehpd): Likewise.
7171 (*avx_loadhpd): Likewise.
7172 (*avx_loadlpd): Likewise.
7173 (*avx_movsd): Likewise.
7174 (*vec_concatv2df_avx): Likewise.
7175 (*avx_<plusminus_insn><mode>3): Likewise.
7176 (*avx_<plusminus_insn><mode>3): Likewise.
7177 (*avx_mulv8hi3): Likewise.
7178 (*avxv8hi3_highpart): Likewise.
7179 (*avx_umulv8hi3_highpart): Likewise.
7180 (*avx_umulv2siv2di3): Likewise.
7181 (*avx_mulv2siv2di3): Likewise.
7182 (*avx_pmaddwd): Likewise.
7183 (*avx_mulv4si3): Likewise.
7184 (*avx_ashr<mode>3): Likewise.
7185 (*avx_lshr<mode>3): Likewise.
7186 (*avx_ashl<mode>3): Likewise.
7187 (*avx_<code><mode>3): Likewise.
7188 (*avx_eq<mode>3): Likewise.
7189 (*avx_gt<mode>3): Likewise.
7190 (*avx_nand<mode>3): Likewise.
7191 (*avx_nand<mode>3): Likewise.
7192 (*avx_<code><mode>3): Likewise.
7193 (*avx_<code><mode>3): Likewise.
7194 (*avx_packsswb): Likewise.
7195 (*avx_packssdw): Likewise.
7196 (*avx_packuswb): Likewise.
7197 (*avx_punpckhbw): Likewise.
7198 (*avx_punpcklbw): Likewise.
7199 (*avx_punpckhwd): Likewise.
7200 (*avx_punpcklwd): Likewise.
7201 (*avx_punpckhdq): Likewise.
7202 (*avx_punpckldq): Likewise.
7203 (*avx_pinsr<avxmodesuffixs>): Likewise.
7204 (*avx_pinsrq): Likewise.
7205 (*avx_loadld): Likewise.
7206 (*vec_extractv2di_1_rex64_avx): Likewise.
7207 (*vec_extractv2di_1_avx): Likewise.
7208 (*vec_dupv2di_avx): Likewise.
7209 (*vec_concatv2si_avx): Likewise.
7210 (*vec_concatv4si_1_avx): Likewise.
7211 (*vec_concatv2di_avx): Likewise.
7212 (*vec_concatv2di_rex64_avx): Likewise.
7213 (*avx_uavgv16qi3): Likewise.
7214 (*avx_uavgv8hi3): Likewise.
7215 (*avx_psadbw): Likewise.
7216 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7217 (*avx_phaddwv8hi3): Likewise.
7218 (*avx_phadddv4si3): Likewise.
7219 (*avx_phaddswv8hi3): Likewise.
7220 (*avx_phsubwv8hi3): Likewise.
7221 (*avx_phsubdv4si3): Likewise.
7222 (*avx_phsubswv8hi3): Likewise.
7223 (*avx_pmaddubsw128): Likewise.
7224 (*avx_pmulhrswv8hi3): Likewise.
7225 (*avx_pshufbv16qi3): Likewise.
7226 (*avx_psign<mode>3): Likewise.
7227 (*avx_palignrti): Likewise.
7228 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7229 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7230 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7231 (*avx_mpsadbw): Likewise.
7232 (*avx_packusdw): Likewise.
7233 (*avx_pblendvb): Likewise.
7234 (*avx_pblendw): Likewise.
7235 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7236 (avx_ptest256): Likewise.
7237 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7238 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7239 (*avx_aesenc): Likewise.
7240 (*avx_aesenclast): Likewise.
7241 (*avx_aesdec): Likewise.
7242 (*avx_aesdeclast): Likewise.
7243 (avx_vzeroupper): Likewise.
7244 (avx_vzeroupper_rex64): Likewise.
7245 (avx_vpermil<mode>): Likewise.
7246 (avx_vpermilvar<mode>3): Likewise.
7247 (avx_vpermil2<mode>3): Likewise.
7248 (avx_vperm2f128<mode>3): Likewise.
7249 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7250 (avx_vbroadcastss256): Likewise.
7251 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7252 (avx_vinsertf128<mode>): Likewise.
7253 (vec_set_lo_<mode>): Likewise.
7254 (vec_set_hi_<mode>): Likewise.
7255 (vec_set_lo_<mode>): Likewise.
7256 (vec_set_hi_<mode>): Likewise.
7257 (vec_set_lo_v16hi): Likewise.
7258 (vec_set_hi_v16hi): Likewise.
7259 (vec_set_lo_v32qi): Likewise.
7260 (vec_set_hi_v32qi): Likewise.
7261 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7262 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7263 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7264 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7265 (vec_init<mode>): Likewise.
7266 (*vec_concat<mode>_avx): Likewise.
7267 (blendbits): Support V8SF and V4DF.
7268 (sse2_movq128): Support AVX.
7269 (<sse>_movnt<mode>): Likewise.
7270 (sse2_movntv2di): Likewise.
7271 (sse_rcpv4sf2): Likewise.
7272 (sse_sqrtv4sf2): Likewise.
7273 (sse_rsqrtv4sf2): Likewise.
7274 (<sse>_comi): Likewise.
7275 (<sse>_ucomi): Likewise.
7276 (sse_cvtss2si): Likewise.
7277 (sse_cvtss2si_2): Likewise.
7278 (sse_cvtss2siq): Likewise.
7279 (sse_cvtss2siq_2): Likewise.
7280 (sse_cvttss2si): Likewise.
7281 (sse_cvttss2siq): Likewise.
7282 (sse2_cvtsd2si): Likewise.
7283 (sse2_cvtsd2si_2): Likewise.
7284 (sse2_cvtsd2siq): Likewise.
7285 (sse2_cvtsd2siq_2): Likewise.
7286 (sse2_cvttsd2si): Likewise.
7287 (sse2_cvttsd2siq): Likewise.
7288 (sse2_cvtdq2pd): Likewise.
7289 (*sse2_cvtpd2dq): Likewise.
7290 (*sse2_cvttpd2dq): Likewise.
7291 (*sse2_cvtpd2ps): Likewise.
7292 (sse2_cvtps2pd): Likewise.
7293 (sse3_movshdup): Likewise.
7294 (sse3_movsldup): Likewise.
7295 (sse_storehps): Likewise.
7296 (*sse4_1_extractps): Likewise.
7297 (sse2_storelpd): Likewise.
7298 (vec_dupv2df_sse3): Likewise.
7299 (*vec_concatv2df_sse3): Likewise.
7300 (*sse4_1_pextrb): Likewise.
7301 (*sse4_1_pextrb_memory): Likewise.
7302 (*sse2_pextrw): Likewise.
7303 (*sse4_1_pextrw_memory): Likewise.
7304 (*sse4_1_pextrd): Likewise.
7305 (*sse4_1_pextrq): Likewise.
7306 (sse2_pshufd_1): Likewise.
7307 (sse2_pshuflw_1): Likewise.
7308 (sse2_pshufhw_1): Likewise.
7309 (*sse2_storeq_rex64): Likewise.
7310 (*vec_dupv4si): Likewise.
7311 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7312 (sse2_pmovmskb): Likewise.
7313 (*sse2_maskmovdqu): Likewise.
7314 (*sse2_maskmovdqu_rex64): Likewise.
7315 (sse_ldmxcsr): Likewise.
7316 (sse_stmxcsr): Likewise.
7317 (abs<mode>2): Likewise.
7318 (sse4_1_movntdqa): Likewise.
7319 (sse4_1_phminposuw): Likewise.
7320 (sse4_1_extendv8qiv8hi2): Likewise.
7321 (*sse4_1_extendv8qiv8hi2): Likewise.
7322 (sse4_1_extendv4qiv4si2): Likewise.
7323 (*sse4_1_extendv4qiv4si2): Likewise.
7324 (sse4_1_extendv2qiv2di2): Likewise.
7325 (*sse4_1_extendv2qiv2di2): Likewise.
7326 (sse4_1_extendv4hiv4si2): Likewise.
7327 (*sse4_1_extendv4hiv4si2): Likewise.
7328 (sse4_1_extendv2hiv2di2): Likewise.
7329 (*sse4_1_extendv2hiv2di2): Likewise.
7330 (sse4_1_extendv2siv2di2): Likewise.
7331 (*sse4_1_extendv2siv2di2): Likewise.
7332 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7333 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7334 (sse4_1_zero_extendv4qiv4si2): Likewise.
7335 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7336 (sse4_1_zero_extendv2qiv2di2): Likewise.
7337 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7338 (sse4_1_zero_extendv4hiv4si2): Likewise.
7339 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7340 (sse4_1_zero_extendv2hiv2di2): Likewise.
7341 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7342 (sse4_1_zero_extendv2siv2di2): Likewise.
7343 (*sse4_1_zero_extendv2siv2di2): Likewise.
7344 (sse4_1_ptest): Likewise.
7345 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7346 (sse4_2_pcmpestri): Likewise.
7347 (sse4_2_pcmpestrm): Likewise.
7348 (sse4_2_pcmpistri): Likewise.
7349 (sse4_2_pcmpistrm): Likewise.
7351 (aeskeygenassist): Likewise.
7353 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7355 * config/i386/predicates.md (vzeroall_operation): New.
7357 * config/i386/sse.md (avx_vzeroall): New.
7358 (*avx_vzeroall): Likewise.
7360 2008-08-28 Paul Brook <paul@codesourcery.com>
7361 Mark Shinwell <shinwell@codesourcery.com>
7362 Richard Earnshaw <richard.earnshaw@arm.com>
7364 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7365 (TARGET_MIN_ANCHOR_OFFSET): New.
7366 (arm_override_options): Set correct anchor ranges for Thumb-1
7367 and Thumb-2 if required.
7368 (legitimize_pic_address): Handle case involving a TLS symbol
7369 reference with an addend.
7370 (arm_optimization_options): Enable section anchors at -O1 and
7372 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7373 * config/arm/arm-protos.h (arm_optimization_options): New.
7375 2008-08-28 Nick Clifton <nickc@redhat.com>
7377 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7378 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7381 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7382 * config/v850/v850.md (return): Remove frame size restriction.
7384 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7386 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7388 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7390 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7392 2008-08-28 Paul Brook <paul@codesourcery.com>
7394 * config/arm/vfp11.md: Update license notice.
7395 * config/arm/cortex-r4.md: Ditto.
7397 2008-08-28 Richard Guenther <rguenther@suse.de>
7399 PR tree-optimization/37207
7400 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7403 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7406 * tree.c (int_fits_type_p): Don't forget unsigned integers
7407 of type sizetype which higher end word equals -1.
7409 2008-08-28 Ira Rosen <irar@il.ibm.com>
7411 * target.h (struct vectorize): Add new target builtin.
7412 * tree-vectorizer.c (destroy_loop_vec_info): Call
7413 vect_free_slp_instance instead of vect_free_slp_node.
7414 * tree-vectorizer.h (enum slp_load_perm_type): New.
7415 (struct _slp_instance): Add new fields.
7416 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7417 (SLP_INSTANCE_LOADS): New.
7418 (vect_free_slp_tree): Remove.
7419 (vect_free_slp_instance): Declare.
7420 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7421 (vectorizable_load): Add argument.
7422 (vect_transform_slp_perm_load): New.
7423 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7425 (vect_get_place_in_interleaving_chain): New function.
7426 (vect_free_slp_tree): Make static.
7427 (vect_free_slp_instance): New function.
7428 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7429 collect the load location in the interleaving chain.
7430 (vect_supported_slp_permutation_p): New function.
7431 (vect_supported_load_permutation_p): Likewise.
7432 (vect_analyze_slp_instance): In case of loads permutation, call
7433 vect_supported_load_permutation_p to check that the permutation is
7435 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7436 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7437 (vect_create_mask_and_perm): New function.
7438 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7439 (vectorizable_load): Add an argument. Don't keep the created vectors
7440 statements in the node if permutation is required. Call
7441 vect_transform_slp_perm_load to generate the permutation.
7442 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7443 additional argument.
7444 (vect_schedule_slp_instance): In case of loads permutation, allocate
7445 vectorized statements structure for all the related SLP nodes. Call
7446 vect_transform_stmt with addditional argument.
7447 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7448 * config/spu/spu.c (spu_builtin_vec_perm): New.
7449 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7450 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7451 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7452 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7454 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7456 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7457 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7458 __gthread_cond_signal, __gthread_cond_timedwait,
7459 __gthread_cond_timedwait_recursive): New functions.
7460 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7462 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7465 2008-08-28 Richard Guenther <rguenther@suse.de>
7468 * fold-const.c (maybe_canonicalize_comparison_1): Require
7469 undefined overflow only for canonicalizing A +- CST cmp CST.
7470 Make sure to not generate new constants that are not inside
7471 their TYPE_MIN/MAX_VALUE range.
7472 (maybe_canonicalize_comparison): Remove undefined overflow
7474 (fold_binary): Remove now duplicate folding.
7476 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7478 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7479 use not updated in the last change.
7481 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7483 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7484 (IRA_COVER_CLASSES): Add FPUL_REGS.
7486 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7489 * c-common.c (conversion_warning): Check for null operands.
7491 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7494 * c-decl.c (check_for_loop_decls): Improve error message. Give
7497 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7500 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7501 (convert_for_assignment): Pass corrent OPT_W* parameter to
7502 WARN_FOR_ASSIGNMENT.
7504 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7507 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7509 2008-08-27 Paul Brook <paul@codesourcery.com>
7511 * config.gcc: Loosen checks for arm uclinux eabi targets.
7513 2008-08-27 Paul Brook <paul@codesourcery.com>
7515 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7517 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7519 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7521 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7522 the enumerators of an ENUMERAL_TYPE.
7523 * dbxout.c (dbxout_type): Ditto.
7525 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7528 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7529 (fwprop_addr): Check that the loop_father is not the outer loop.
7531 2008-08-26 Paul Brook <paul@codesourcery.com>
7533 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7534 Remove documentation entry for fmul type.
7535 Use fmuls to annotate single-precision multiplication patterns,
7536 fmuld to annotate double-precision multiplication patterns,
7537 fmacs to annotate single-precision multiply-accumulate patterns
7538 and fmacd to annotate double-precision multiply-accumulate patterns.
7539 * config/arm/vfp11.md: Update reservations accordingly.
7540 * config/arm/arm.md: Note that certain values of the "type"
7541 attribute are documented in vfp.md.
7542 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7543 (v10_cvt): Use new fmul types.
7545 2008-08-26 Paul Brook <paul@codesourcery.com>
7547 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7548 * config/arm/vfp11.md: ...here. New.
7549 * config/arm/arm.md: Include vfp11.md.
7551 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7553 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7554 parameter to inform call.
7556 2008-08-26 Jeff Law <law@redhat.com>
7558 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7559 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7560 preferred class when copying a constant into a partial word register.
7562 2008-08-26 Ben Elliston <bje@au.ibm.com>
7564 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7565 * cp/typeck.c: Likewise.
7566 * cp/tree.c: Likewise.
7567 * gimple-low.c: Likewise.
7570 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7572 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7573 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7575 * doc/passes.texi: Describe IRA.
7577 * doc/tm.texi (IRA_COVER_CLASSES,
7578 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7580 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7581 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7582 -fira-propagate-cost, -fno-ira-share-save-slots,
7583 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7585 * flags.h (ira_algorithm): New enumeration.
7586 (flag_ira_algorithm, flag_ira_verbose): New external variable
7589 * postreload.c (gate_handle_postreload): Don't do post reload
7590 optimizations unless the reload is completed.
7592 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7595 * tree-pass.h (pass_ira): New external variable declaration.
7597 * reload.h: Add 2008 to the Copyright.
7599 * cfgloopanal.c: Include params.h.
7600 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7603 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7605 * toplev.c (ira.h): New include.
7606 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7607 (backend_init_target): Call ira_init.
7608 (backend_init): Call ira_init_once.
7609 (finalize): Call finish_ira_once.
7611 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7612 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7615 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7616 may_move_out_cost): New external variable declarations.
7617 (move_table): New typedef.
7619 * caller-save.c: Include headers output.h and ira.h.
7620 (no_caller_save_reg_set): New global variable.
7621 (save_slots_num, save_slots): New variables.
7622 (reg_save_code, reg_restore_code, add_stored_regs): Add
7624 (init_caller_save): Set up no_caller_save_reg_set.
7625 (init_save_areas): Reset save_slots_num.
7626 (saved_hard_reg): New structure.
7627 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7628 (initiate_saved_hard_regs, new_saved_hard_reg,
7629 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7631 (setup_save_areas): Add code for sharing stack slots.
7632 (all_blocks): New variable.
7633 (save_call_clobbered_regs): Process pseudo-register too.
7634 (mark_set_regs): Process pseudo-register too.
7635 (insert_one_insn): Put the insn after bb note in a empty basic
7636 block. Add insn check.
7638 * global.c (eliminable_regset): Make it external.
7639 (mark_elimination): Use DF_LR_IN for IRA.
7640 (pseudo_for_reload_consideration_p): New.
7641 (build_insn_chain): Make it external. Don't ignore spilled
7642 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7643 (gate_handle_global_alloc): New function.
7644 (pass_global_alloc): Add the gate function.
7646 * opts.c (decode_options): Set up flag_ira. Print the warning for
7648 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7650 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7652 * regmove.c (regmove_optimize): Don't do replacement of output for
7655 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7656 New external variable declarations.
7658 * local-alloc.c (update_equiv_regs): Make it external. Return
7659 true if jump label rebuilding should be done. Rescan new_insn for
7661 (gate_handle_local_alloc): New function.
7662 (pass_local_alloc): Add the gate function.
7664 * alias.c (value_addr_p, stack_addr_p): New functions.
7665 (nonoverlapping_memrefs_p): Use them for IRA.
7667 * common.opt (fira, fira-algorithm, fira-coalesce,
7668 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7669 fira-verbose): New options.
7671 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7672 move_cost, may_move_in_cost, may_move_out_cost): Make the
7674 (move_table): Remove typedef.
7675 (init_move_cost): Make it external.
7676 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7679 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7680 setup_reg_classes): New function prototypes.
7681 (eliminable_regset): New external variable declaration.
7682 (build_insn_chain, update_equiv_regs): New function prototypes.
7684 * Makefile.in (IRA_INT_H): New definition.
7685 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7686 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7687 (reload1.o, toplev.o): Add dependence on ira.h.
7688 (cfgloopanal.o): Add PARAMS_H.
7689 (caller-save.o): Add dependence on output.h and ira.h.
7690 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7691 ira-emit.o, ira-lives.o): New entries.
7693 * passes.c (pass_ira): New pass.
7695 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7697 * reload1.c (ira.h): Include the header.
7698 (changed_allocation_pseudos): New bitmap.
7699 (init_reload): Initiate the bitmap.
7700 (compute_use_by_pseudos): Permits spilled registers in FROM.
7701 (temp_pseudo_reg_arr): New variable.
7702 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7703 IRA. Call alter_reg with the additional parameter. Don't clear
7704 spilled_pseudos for IRA. Restore original insn chain for IRA.
7705 Clear changed_allocation_pseudos at the end of reload.
7706 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7707 (hard_regno_to_pseudo_regno): New variable.
7708 (count_pseudo): Check spilled pseudos. Set up
7709 hard_regno_to_pseudo_regno.
7710 (count_spilled_pseudo): Check spilled pseudos. Update
7711 hard_regno_to_pseudo_regno.
7712 (find_reg): Use better_spill_reload_regno_p. Check
7713 hard_regno_to_pseudo_regno.
7714 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7716 (eliminate_regs_1): Use additional parameter for alter_reg.
7717 (finish_spills): Set up pseudo_previous_regs only for spilled
7718 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7719 more arguments. Don't clear live_throughout and dead_or_set for
7720 spilled pseudos. Use additional parameter for alter_reg. Call
7721 mark_allocation_change. Set up changed_allocation_pseudos.
7722 Remove sanity check.
7723 (emit_input_reload_insns, delete_output_reload): Use additional
7724 parameter for alter_reg. Call mark_allocation_change.
7725 (substitute, gen_reload_chain_without_interm_reg_p): New
7727 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7729 * testsuite/gcc.dg/20080410-1.c: New file.
7731 * config/s390/s390.h (IRA_COVER_CLASSES,
7732 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7734 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7736 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7738 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7740 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7742 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7744 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7746 2008-08-24 Jeff Law <law@redhat.com>
7747 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7748 when ignoring unavailable registers.
7750 2008-08-24 Jeff Law <law@redhat.com>
7751 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7752 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7753 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7754 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7756 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7757 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7759 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7760 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7761 * reload1.c (find_reg): Process registers in register allocation order.
7763 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7764 * toplev.c (backend_init_target): Move ira_init call from
7766 (lang_dependent_init_target): ...to here.
7768 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7769 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7770 calculate memory move costs for NO_REGS.
7772 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7773 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7774 STACK_REGS is defined.
7776 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7777 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7779 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7780 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7782 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7783 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7784 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7787 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7788 Dorit Nuzman <dorit@il.ibm.com>
7790 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7791 vec_extract_evenv4sf, vec_extract_evenv8hi,
7792 vec_extract_evenv16qi, vec_extract_oddv4si,
7793 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7794 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7795 vec_interleave_highv4si, vec_interleave_lowv4si,
7796 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7797 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7798 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7800 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7803 * config/rs6000/rs6000.c (optimization_options): Don't default to
7804 section anchors without toplevel reorder.
7806 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7808 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7809 (mfc_end_critical_section): Likewise.
7811 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7813 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7814 all type qualifiers from element type to vector type.
7816 2008-08-25 David Daney <ddaney@avtrex.com>
7818 * config/mips/mips.md (immediate_insn): Move up in file, fix
7819 comment typo, reformat.
7820 (fetchop_bit, atomic_hiqi_op memory_barrier,
7821 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7822 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7823 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7824 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7825 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7826 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7827 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7828 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7829 sync_old_nand<mode>, sync_new_nand<mode>,
7830 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7831 test_and_set_12): Moved to sync.md.
7833 * config/mips/sync.md: New file.
7835 2008-08-25 Richard Henderson <rth@redhat.com>
7837 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7838 (regsave): Likewise.
7839 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7840 (output_cfi_directive): Likewise.
7841 (div_data_align): New.
7842 (output_cfi): Use it.
7844 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7846 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7847 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7848 (TARGET_OCTEON): New macro.
7849 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7850 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7851 (ISA_HAS_POP): New macro.
7852 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7854 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7856 * config/mips/mips.md (cpu): Add octeon.
7857 (type): Add pop attribute value.
7858 (popcount<mode>2): New pattern.
7859 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7861 2008-08-24 Jan Hubicka <jh@suse.cz>
7863 * doc/invoke.texi (-fipa-cp-clone): New option.
7864 (-fipa-cp): Update docs.
7865 (--param ipcp-unit-growth):New.
7866 * ipa-cp.c: Include fibheap.h, params.h
7867 (ipcp_initialize_node_lattices): When not cloning, all externally
7868 visible functions are bottom.
7869 (ipcp_need_redirect_p): Accept clones.
7870 (ipcp_insert_stage): Use cost driven heuristics.
7871 (max_count, dead_nodes): New static vars.
7872 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7873 ipcp_const_param_count): New functions.
7874 * common.opt (ipa-cp-clone): New command line option.
7875 * params.def (ipcp-unit-growth): New.
7877 2008-08-24 Jan Hubicka <jh@suse.cz>
7879 * tree-inline.c (tree_function_versioning): Look harder
7880 for referenced vars.
7882 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7884 PR tree-optimization/37185
7885 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7887 2008-08-23 Jan Hubicka <jh@suse.cz>
7889 * ipa-cp.c (ipcp_analyze_node): New function.
7890 (ipcp_update_cloned_node): Use it.
7891 (ipcp_init_stage): Likewise.
7892 * ipa-inline.c (function_insertion_hook_holder): New static var.
7893 (analyze_function): Break out from ....
7894 (inline_generate_summary): Here; register insertion hook.
7895 (cgraph_decide_inlining): Remove hook.
7896 (add_new_function): New function.
7898 2008-08-23 Jan Hubicka <jh@suse.cz>
7900 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7902 2008-08-23 Jan Hubicka <jh@suse.cz>
7904 * ipa-cp.c (constant_val_insert): Remove.
7905 (ipcp_propagate_one_const): Remove.
7906 (ipcp_create_replace_map): Always insert replacements to the map.
7907 (ipcp_insert_stage): Do not try to insert statements by hand.
7908 * tree-inline.c (insert_init_stmt): Break out from ...
7909 (setup_one_parameter): ... here; allow NULL BB pointer.
7910 (tree_function_versioning): Use setup_one_parameter to process
7913 2008-08-23 Jan Hubicka <jh@suse.cz>
7915 * tree.c (decl_address_ip_invariant_p): New function.
7916 * tree.h (decl_address_ip_invariant_p): Declare.
7917 * gimple.c (strip_invariant_refs): Break out from ...
7918 (is_gimple_invariant_address): ... here
7919 (is_gimple_ip_invariant_address): New function.
7920 (is_gimple_ip_invariant): New function.
7921 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7924 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7925 (ipcp_lat_is_insertable): All constants are insertable.
7926 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7927 IPA_CONST_VALUE_REF.
7928 (ipcp_initialize_node_lattices): Propagate all types of operands.
7929 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7930 (ipcp_create_replace_map): Reformat.
7931 (ipcp_need_redirect_p): Simplify.
7932 (ipcp_insert_stage): Check that argument is used before clonning.
7933 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7935 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7936 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7937 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7938 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7939 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7940 * tree-inline.c (tree_function_versioning): Add variables referenced
7943 2008-08-23 Jan Hubicka <jh@suse.cz>
7946 * i386.c (standard_80387_constant_p): Use optimize_size.
7948 2008-08-23 Ira Rosen <irar@il.ibm.com>
7950 PR tree-optimization/37161
7951 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7952 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7953 (vect_determine_vectorization_factor): Move the scalar type
7954 retrieval to vect_get_smallest_scalar_type.
7955 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7956 scalar type. Remove redundant computation.
7957 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7958 (vect_get_slp_defs): Take the type of RHS into account if
7959 necessary by calling vect_get_smallest_scalar_type. Call
7960 vect_get_constant_vectors with additional argument.
7962 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7965 * doc/invoke.texi (Wwrite-strings): Clarify description.
7967 2008-08-23 Ira Rosen <irar@il.ibm.com>
7969 PR tree-optimization/37174
7970 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7971 def stmt is a part of the loop before accessing its stmt_vec_info.
7973 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7976 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7977 (*swap): New insn pattern.
7978 (*ashlqi3): Rename from ashlqi3 insn pattern.
7979 (ashlqi3): New expanders.
7980 (*lshrqi3): Rename from lshrqi3 insn pattern.
7981 (lshrqi3): New expanders.
7982 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7983 lshrqi3_const5, lshrqi3_const6): New splitters.
7984 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7985 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7988 2008-08-22 Richard Guenther <rguenther@suse.de>
7990 PR tree-optimization/37078
7991 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7992 [+INF, +INF] ranges.
7994 2008-08-22 Richard Guenther <rguenther@suse.de>
7996 PR tree-optimization/37143
7997 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7998 a conversion statement instead of a copy.
8000 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8003 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8004 CCCmode, CCOmode and CCSmode destination modes.
8007 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8008 from different units in a single alternative.
8009 (*vec_extractv2sf_1): Ditto.
8010 (*vec_extractv2si_0): Ditto.
8011 (*vec_extractv2si_1): Ditto.
8012 * config/i386/sse.md (sse2_storehpd): Ditto.
8013 (sse2_storelpd): Ditto.
8014 (sse2_loadhpd): Ditto.
8015 (sse2_loadlpd): Ditto.
8018 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8019 (popcountsi2): Ditto.
8020 (clzdi2_abm): Ditto.
8021 (popcountdi2): Ditto.
8022 (clzhi2_abm): Ditto.
8023 (popcounthi2): Ditto.
8025 2008-08-22 Richard Guenther <rguenther@suse.de>
8029 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8030 if the multiplication does not overflow.
8032 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8034 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8036 2008-08-21 Richard Henderson <rth@redhat.com>
8038 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8039 spurrious comma from test.
8040 * configure: Rebuild.
8042 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8045 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8048 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8050 * c-tree.h (grokfield): New argument.
8051 * c-decl.c (grokfield): Handle new location argument.
8052 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8054 2008-08-21 Richard Guenther <rguenther@suse.de>
8056 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8058 2008-08-21 Jan Hubicka <jh@suse.cz>
8060 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8061 (cgraph_add_function_insertion_hook,
8062 cgraph_remove_function_insertion_hook,
8063 cgraph_call_function_insertion_hooks): New functions.
8064 * cgraph.h (cgraph_add_function_insertion_hook,
8065 cgraph_remove_function_insertion_hook,
8066 cgraph_call_function_insertion_hooks): Declare.
8067 * ipa-reference.c (function_insertion_hook_holder): New variable.
8068 (check_operand, look_for_address_of): When checking late, do not care
8069 about module bitmaps.
8070 (add_new_function): New function.
8071 (generate_summary): Register hooks; zero module bitmaps.
8072 (propagate): Unregister hooks.
8073 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8074 (add_new_function): New function.
8075 (generate_summary): Register hook.
8076 (propagate): Remove hook.
8078 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8080 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8081 * ipa-cp.c (ipcp_update_cloned_node): New function.
8082 (build_const_val): Handle functions correctly; bring type logic
8083 into sync with tree-inline.c
8084 (ipcp_init_stage): Take care of computing stuff needed by
8085 indirect inlining; update clones.
8086 (ipcp_generate_summary): Break out of ipcp_driver.
8087 (ipcp_driver): Do only execution and transformation.
8088 (pass_ipa_cp): Make IPA_PASS.
8089 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8091 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8092 ipcp, some info is already available.
8093 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8094 * tree-inline.c (remap_ssa_name): Unshare expression.
8096 2008-08-21 Richard Guenther <rguenther@suse.de>
8098 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8099 a PHI ask VN if it is already available.
8100 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8101 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8103 2008-08-21 Richard Guenther <rguenther@suse.de>
8106 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8107 makes sure to produce a result of the correct type.
8109 2008-08-21 Jan Hubicka <jh@suse.cz>
8110 Backport from LTO branch:
8112 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8113 Jan Hubicka <jh@suse.cz>
8116 (init_state, finish_state, set_function_state, generate_summary):
8118 (scan_stmt): Renamed from scan_function. Changed to keep state in
8119 local static vars rather than cgraph aux field.
8120 (propagate): Renamed from static_execute. Changed to keep state in
8121 local static vars rather than cgraph aux field.
8122 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8123 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8125 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8127 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8128 * ipa-reference.c (init_function_info, generate_summary,
8129 propagate): New functions.
8130 (analyze_function): Call init_function_info.
8131 (static_execute): Stripped into generate_summary and propagate.
8132 (pass_ipa_reference): Made into ipa_opt_pass.
8134 2008-08-21 Richard Guenther <rguenther@suse.de>
8136 PR tree-optimization/37181
8137 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8139 (extract_range_from_unary_expr): Likewise.
8141 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8143 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8145 * toplev.h (pedwarn_at): Likewise.
8146 * builtins.c: Update all calls to pedwarn.
8147 * c-lex.c: Likewise.
8148 * toplev.c: Likewise.
8149 * c-tree.h: Likewise.
8150 * c-decl.c: Likewise.
8151 * c-errors.c: Likewise.
8152 * c-typeck.c: Likewise.
8153 * c-common.c: Likewise.
8154 * c-parser.c: Likewise.
8156 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8159 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8160 with MODE_VECTOR_INT mode.
8162 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8165 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8166 initialized outside the current module.
8167 (warn_uninitialized_var): Ignore left-hand side when walking the
8168 trees. Ignore address expressions. Examine VUSE operands in gimple
8169 statements with a variable declaration on the right-hand side.
8171 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8174 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8176 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8179 * c-common.c (conversion_warning): Do not warn if applying bit-and
8180 operator to unsigned constant that fits in the target type.
8182 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8185 * c-common.c (conversion_warning): Do not warn for artificial
8188 2008-08-20 Richard Guenther <rguenther@suse.de>
8190 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8191 (extract_range_from_binary_expr): Fall back to constant propagation.
8192 (extract_range_from_unary_expr): Likewise.
8194 2008-08-20 Richard Guenther <rguenther@suse.de>
8196 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8197 with TREE_THIS_VOLATILE on shared nodes.
8198 (fold_stmt_r): Likewise.
8200 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8203 * c-parser.c (c_parser_attributes): For keywords use canonical
8204 spelling for attr_name.
8206 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8208 * value-prof.c (check_counter): Revert wrong call to error.
8210 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8212 * profile.c: Update calls to inform.
8213 * value-prof.c: Update calls to inform.
8215 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8217 * diagnostic.c (inform): Add an explicit location_t parameter.
8218 * toplev.h (inform): Update declaration.
8219 * builtins.c: Update all calls to inform.
8220 * c-common.c: Likewise.
8221 * c-decl.c: Likewise.
8222 * c-opts.c: Likewise.
8223 * c-pch.c: Likewise.
8224 * c-pragma.c: Likewise.
8225 * c-typeck.c: Likewise.
8226 * coverage.c: Likewise.
8228 * toplev.c: Likewise.
8229 * tree-cfg.c: Likewise.
8230 * tree-ssa.c: Likewise.
8232 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8235 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8236 V2DI mode, for SSE4.1, use movq instead of vector set if the
8237 second element is zero and inter-unit moves are OK.
8239 2008-08-20 Richard Guenther <rguenther@suse.de>
8241 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8242 properly handle conversion/copy chains after tuplification.
8244 2008-08-20 Richard Guenther <rguenther@suse.de>
8246 * passes.c (init_optimization_passes): Move the second
8247 forwprop pass before alias computation. Remove the second
8248 DCE pass. Remove the first dominator and phi copy/const
8251 2008-08-20 Nick Clifton <nickc@redhat.com>
8253 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8254 support of this feature. Do not assume that a sufficiently new
8255 assembler will support the feature regardless of the target type.
8256 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8257 * configure: Regenerate.
8259 2008-08-20 Richard Guenther <rguenther@suse.de>
8261 * tree-vrp.c (found_in_subgraph): Remove.
8262 (live): New global static.
8263 (live_on_edge): New function.
8264 (blocks_visited): Remove.
8265 (register_edge_assert_for_2): Use live_on_edge.
8266 (find_conditional_asserts): Remove code dealing with
8267 found_in_subgraph. Do not walk the CFG.
8268 (find_switch_asserts): Likewise.
8269 (find_assert_locations_1): Renamed from find_assert_locations.
8270 Move finding assert locations for conditional and switch
8271 statements first. Update live bitmap. Do not walk the CFG.
8272 (find_assert_locations): New function.
8273 (insert_range_assertions): Remove entry of CFG walk.
8274 Adjust call to find_assert_locations.
8275 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8276 that only can appear because of fake exit edges but assert we
8277 never try to insert on those.
8278 (fini_pre): Do not remove fake exit edges here...
8279 (execute_pre): ...but here, before committing edge inserts.
8281 2008-08-19 Richard Guenther <rguenther@suse.de>
8283 * passes.c (init_optimization_passes): Exchange store-ccp
8286 2008-08-19 Rafael Espíndola <espindola@google.com>
8288 * varasm.c (weak_decls): Move earlier in the file.
8289 (assemble_external): Add weak decls to the weak_decls list.
8290 (declare_weak): Don't add decls to the weak_decls list.
8292 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8295 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8296 before (sse2_shufpd_<mode>).
8298 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8301 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8302 * tree.c (block_nonartificial_location): Likewise.
8304 2008-08-19 Richard Guenther <rguenther@suse.de>
8306 PR tree-optimization/35972
8307 PR tree-optimization/23094
8308 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8310 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8311 handle MISALIGNED_INDIRECT_REF.
8312 (get_ref_from_reference_ops): New helper.
8313 (vn_reference_lookup_pieces): Walk the use-def chain using the
8314 alias-oracle if requested.
8315 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8316 walking the use-def chain.
8317 (compute_avail): But not here.
8318 (create_component_ref_by_pieces_1): Properly handle
8319 MISALIGNED_INDIRECT_REF.
8320 (do_regular_insertion): Handle fully redundant
8321 expressions after PHI-translation also for SSA_NAME values, not
8322 only constants. Correctly use edoubleprime for that.
8324 2008-08-19 Ira Rosen <irar@il.ibm.com>
8326 * tree-vectorizer.c (supportable_widening_operation): Support
8327 multi-step conversion, return the number of steps in such conversion
8328 and the required intermediate types.
8329 (supportable_narrowing_operation): Likewise.
8330 * tree-vectorizer.h (vect_pow2): New function.
8331 (supportable_widening_operation): Change argument types.
8332 (supportable_narrowing_operation): Likewise.
8333 (vectorizable_type_promotion): Add an argument.
8334 (vectorizable_type_demotion): Likewise.
8335 * tree-vect-analyze.c (vect_analyze_operations): Call
8336 vectorizable_type_promotion and vectorizable_type_demotion with
8337 additional argument.
8338 (vect_get_and_check_slp_defs): Detect patterns.
8339 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8341 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8342 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8343 factor according to the smallest type in the loop.
8344 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8345 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8346 supportable_widening_operation with correct arguments.
8347 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8348 operands lists according to the number of vector statements in left
8349 or right node, if exists.
8350 (vect_gen_widened_results_half): Remove unused argument.
8351 (vectorizable_conversion): Call supportable_widening_operation,
8352 supportable_narrowing_operation, and vect_gen_widened_results_half
8353 with correct arguments.
8354 (vectorizable_assignment): Change documentation, support multiple
8356 (vectorizable_operation): Likewise.
8357 (vect_get_loop_based_defs): New function.
8358 (vect_create_vectorized_demotion_stmts): Likewise.
8359 (vectorizable_type_demotion): Support loop-aware SLP and general
8360 multi-step conversion. Call vect_get_loop_based_defs and
8361 vect_create_vectorized_demotion_stmts for transformation.
8362 (vect_create_vectorized_promotion_stmts): New function.
8363 (vectorizable_type_promotion): Support loop-aware SLP and general
8364 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8366 (vectorizable_store): Change documentation, support multiple
8368 (vectorizable_load): Likewise.
8369 (vect_transform_stmt): Pass SLP_NODE to
8370 vectorizable_type_promotion and vectorizable_type_demotion.
8371 (vect_schedule_slp_instance): Move here the calculation of number
8372 of vectorized statements for each node from...
8373 (vect_schedule_slp): ... here.
8374 (vect_transform_loop): Call vect_schedule_slp without the last
8377 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8380 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8381 to == in assert statement.
8382 (vectorizable_reduction): Fix typo.
8384 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8387 * value-prof.c (check_counter): Dereference pointer to overall
8388 count when printing it.
8390 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8392 * profile.h: Really add it.
8394 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8396 * mcf.c: Really add it.
8398 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8399 Vinodha Ramasamy <vinodha@google.com>
8401 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8403 * value-prof.c (check_counter): Fix the counter if
8404 flag_profile_correction is true.
8405 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8406 tree_mod_subtract_transform):
8407 Follow check_counter parameter change.
8408 * common.opt (fprofile-correction): New option.
8410 * profile.h: Likewise.
8411 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8412 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8413 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8415 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8416 flag_profile_correction is set.
8418 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8420 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8422 2008-08-18 Tomas Bily <tbily@suse.cz>
8424 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8425 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8427 * tree-data-ref.c (split_constant_offset_1): Likewise.
8428 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8429 * tree-sra.c (sra_walk_expr): Likewise.
8430 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8431 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8432 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8433 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8435 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8436 * tree-vect-transform.c (vectorizable_type_demotion)
8437 (vectorizable_type_promotion): Likewise.
8438 * tree-inline.c (expand_call_inline):
8439 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8440 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8441 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8442 * expr.c (expand_expr_real_1): Likewise.
8443 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8444 (gimple_assign_unary_useless_conversion_p): Likewise.
8445 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8446 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8447 * fold-const.c (fold_unary): Likewise.
8448 * tree.h (CONVERT_EXPR_P): Likewise.
8449 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8450 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8452 (register_edge_assert_for_2, extract_range_from_unary_expr)
8453 (register_edge_assert_for_1): Likewise.
8455 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8457 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8458 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8459 (enum real_value_const): Delete.
8460 (get_real_const): Delete.
8461 * real.c (get_real_const): Delete.
8462 (dconst_e_ptr): Define.
8463 (dconst_third_ptr): Define.
8464 (dconst_sqrt2_ptr): Define.
8465 * builtins.c: Update all callers.
8467 2008-08-18 Richard Guenther <rguenther@suse.de>
8469 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8470 statement iterator after statement removal.
8472 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8474 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8475 (detect_processor_freebsd): Likewise.
8476 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8478 2008-08-18 Richard Guenther <rguenther@suse.de>
8480 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8481 and loads have the correct types.
8483 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8486 * c-opts.c (cpp_opts): Remove static.
8487 * c-parser.c (cpp_opts): Declare it extern.
8488 (disable_extension_diagnostics): Handle cpp options.
8489 (enable_extension_diagnostics): Likewise.
8491 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8493 * diagnostics.c (permerror_at): Rename as permerror.
8494 (permerror): Delete.
8495 * toplev.h: Likewise.
8497 2008-08-18 Richard Guenther <rguenther@suse.de>
8499 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8500 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8501 Move call_cdce before build_alias. Move copyrename2,
8502 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8503 right after final inlining.
8504 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8505 (pass_build_cfg): But instead via TODO_dump_func.
8507 2008-08-18 Richard Guenther <rguenther@suse.de>
8509 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8511 (scalarize_init): If we failed to generate some initializers
8512 do not generate zeros for not instantiated members. Instead
8513 rely on the copy out.
8514 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8515 about missing flow-sensitive alias info only if we have
8518 2008-08-17 Nick Clifton <nickc@redhat.com>
8520 * doc/extend.texi (Function Attributes): Fix typo in description
8521 if hot function attribute.
8523 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8524 Richard Sandiford <rdsandiford@googlemail.com>
8526 * doc/install.texi (--with-mips-plt): Document.
8527 * doc/invoke.texi (-mplt, -mno-plt): Document.
8528 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8529 and handle ${with_mips_plt}.
8530 * config/mips/mips.opt (mplt): New option.
8531 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8532 (TARGET_ABICALLS_PIC2): Likewise.
8533 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8534 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8535 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8536 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8537 to decide whether to output ".option picX" directives.
8538 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8539 Pass -call_nonpic rather than -KPIC for -mplt.
8540 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8541 on the command line. Also remove it when -mabi=64 is used without
8543 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8544 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8545 TARGET_ABICALLS_PIC0.
8546 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8548 (mips16_build_function_stub): Only output ".option pic" directives
8549 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8550 (mips16_build_call_stub): Fix comment and remove redundant
8551 ".set at"/"set .noat" directives.
8552 (mips_function_rodata_section): Use the default behaviour for
8553 TARGET_ABSOLUTE_ABICALLS.
8554 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8555 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8556 (mips_restore_gp): Do nothing if the current function doesn't use
8558 (mips_expand_prologue): Only save $gp if the current function uses it.
8559 Use a normal move for TARGET_ABICALLS_PIC0.
8560 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8562 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8564 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8565 of function when handling GLOBAL_POINTER_REGNUM.
8567 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8570 * common.opt (-fstack-check): Do not declare the variable here.
8571 (-fstack-check=): New option variant.
8572 * doc/invoke.texi (Code Gen Options): Document it.
8573 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8574 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8575 (STACK_CHECK_STATIC_BUILTIN): New macro.
8576 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8577 * opts.c: Include expr.h.
8578 (common_handle_option) <OPT_fold_stack_check_>: New case.
8579 <OPT_fstack_check>: Likewise.
8580 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8581 consistently in the test for variable-sized types. Adjust for
8582 new behaviour of flag_stack_check.
8583 * explow.c: Include except.h.
8584 (allocate_dynamic_stack_space): Do not take into account
8585 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8586 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8587 for variable-sized parameters. Treat all parameters whose size is
8588 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8589 stack checking is enabled.
8590 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8591 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8592 if generic stack checking is enabled.
8593 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8594 * reload1.c (reload): Likewise.
8595 * stmt.c (expand_decl): Assert that all automatic variables have
8596 fixed size at this point and remove dead code.
8597 * flags.h (stack_check_type): New enumeration type.
8598 (flag_stack_check): Declare.
8599 * toplev.c (flag_stack_check): New global variable.
8600 * Makefile.in (opts.o): Add dependency on EXPR_H.
8601 (explow.o): Add dependency on except.h.
8603 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8605 * config/avr/avr.c (avr_override_options): Reduce value of
8606 PARAM_INLINE_CALL_COST.
8608 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8610 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8611 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8612 lieu of TYPE_MODE (type) throughout.
8614 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8616 * config/arm/arm.c (add_minipool_backward_ref): Check for
8617 8-byte-aligned entries in second case of forcing insertion after a
8618 particular entry. Change third case to avoid inserting
8619 non-8-byte-aligned entries before 8-byte-aligned ones.
8621 2008-08-15 Richard Guenther <rguenther@suse.de>
8623 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8624 strip components for unknown size accesses.
8626 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8628 * config/s390/2097.md New file.
8629 * config/s390/s390.md ("z10prop" attribute): Define none,
8630 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8631 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8632 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8633 possible values and apply them to insns as appropriate.
8634 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8635 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8636 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8637 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8638 ("bfp" mode attribute): Removed. Every occurence replaced
8640 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8641 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8644 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8647 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8650 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8652 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8653 additional argument. Support reduction when duplication is needed due
8654 to data-types of different sizes in the loop.
8655 (get_initial_def_for_induction): Fix printout.
8656 (vect_get_vec_def_for_stmt_copy): Support case where the
8657 vec_stmt_for_operand is a phi node.
8658 (vectorizable_reduction): Support reduction when duplication is needed
8659 due to data-types of different sizes in the loop.
8660 (vectorizable_call): Remove restriction to not vectorize in case we
8661 have data-types of different sizes in the loop.
8662 (vectorizable_conversion): Likewise.
8663 (vectorizable_operation): Likewise.
8664 (vectorizable_type_demotion): Likewise.
8665 (vectorizable_type_promotion): Likewise.
8666 (vectorizable_induction): Add restriction to not vectorize in case
8667 we have data-types of different sizes in the loop.
8669 2008-08-14 Christophe Saout <christophe@saout.de>
8670 Uros Bizjak <ubizjak@gmail.com>
8673 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8674 (*vec_concatv2di_rex64_sse4_1): Ditto.
8675 (*vec_concatv2di_rex64_sse): Ditto.
8677 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8680 * fold-const.c (fold_widened_comparison): Do not allow
8681 sign changes that change the result even if shorter type
8682 is wider than arg1_unw's type.
8684 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8686 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8687 Skip if the multilib testing specifies -march that does not
8688 agree with the one specified in the testcase.
8690 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8692 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8693 zero extend SImode values being converted to TFmode before passing
8696 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8698 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8699 __PPU__ when targeting the Cell/B.E. PPU processor.
8701 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8703 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8704 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8705 Rematerialize the static chain, if any.
8706 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8709 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8711 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8712 (new_loc_descr): Likewise.
8713 (add_loc_descr): Likewise.
8714 (size_of_loc_descr): Likewise.
8715 (size_of_locs): Likewise.
8716 (output_loc_operands): Likewise.
8717 (output_loc_sequence): Likewise.
8718 (new_reg_loc_descr): New.
8719 (build_cfa_loc): Use it.
8720 (build_cfa_aligned_loc): Likewise.
8721 (one_reg_loc_descriptor): Likewise.
8722 (based_loc_descr): Likewise.
8724 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8727 * doc/invoke.texi (Wmain): Update.
8728 * c-decl.c (start_decl): warn_main is only 0 or 1.
8729 (start_function): Likewise. Fix formatting.
8730 (finish_function): Delete redundant warning.
8731 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8732 * c-opts (c_common_handle_option): -Wall only has effect if
8733 warn_main is uninitialized. OPT_Wmain is automatically
8734 handled. -pedantic also enables Wmain.
8735 (c_common_post_options): Handle all logic for Wmain here.
8736 * c-common.c (warn_main): Delete.
8737 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8738 * c-common.h (warn_main): Delete.
8740 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8743 * expr.c (emit_group_store): Allocate stack temp with the
8744 largest alignment when copying from register to stack.
8746 2008-08-13 Richard Guenther <rguenther@suse.de>
8748 * tree.h (maybe_fold_offset_to_address): Declare.
8749 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8750 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8751 Likewise for POINTER_PLUS_EXPR.
8752 (maybe_fold_offset_to_reference): Enable disabled code.
8753 (maybe_fold_offset_to_address): New function.
8754 (fold_stmt_r): Use it.
8755 (fold_gimple_assign): Likewise.
8756 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8757 (gimplify_expr): Likewise.
8759 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8761 * toplev.h (pedwarn_at): Fix declaration.
8763 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8765 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8766 LINK_SPEC): Use %R in -Y P argument.
8768 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8771 * diagnostic.c (pedwarn_at): New.
8772 * toplev.h (pedwarn_at): Declare.
8773 * c-tree.h (build_enumerator): Update declaration.
8774 * c-decl.c (finish_enum): Update comment.
8775 (build_enumerator): Take a location parameter. Give a pedwarn but do
8776 not perform any conversion.
8777 * c-parser.c (c_parser_enum_specifier): Set correct location for
8780 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8783 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8784 expressions except for conversions to signed:1 bitfields. Handle
8785 COND_EXPR with constant operands.
8787 2008-08-13 Richard Guenther <rguenther@suse.de>
8789 PR tree-optimization/15255
8790 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8791 (struct oecount_s): New struct and VEC types.
8793 (oecount_hash): New function.
8794 (oecount_eq): Likewise.
8795 (oecount_cmp): Likewise.
8796 (zero_one_operation): New function.
8797 (build_and_add_sum): Likewise.
8798 (undistribute_ops_list): Perform un-distribution of multiplication
8799 and division on the chain of summands.
8800 (should_break_up_subtract): Also break up subtracts for factors.
8801 (reassociate_bb): Delete dead visited statements.
8802 Call undistribute_ops_list. Re-sort and optimize if it did something.
8803 * passes.c (init_optimization_passes): Move DSE before
8805 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8808 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8810 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8812 * doc/invoke.texi: Revert unintended checkin.
8814 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8817 * gcc.c (include_spec_function): Tweak call to find_a_file.
8819 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8822 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8823 and TRUTH_ORIF_EXPR.
8824 * dojump.c (do_jump): Likewise.
8826 PR tree-optimization/37084
8827 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8828 if id->regimplify, don't assume stmt is a cast assignment.
8830 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8832 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8834 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8837 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8840 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8842 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8843 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8845 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8846 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8847 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8848 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8849 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8851 * doc/tm.texi (Storage Layout): Remove documentation for
8852 TARGET_FLOAT_FORMAT.
8854 * simplify-rtx.c (simplify_binary_operation_1): Replace
8855 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8857 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8859 * real.h (struct real_format): New member has_sign_dependent_rounding.
8860 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8861 spu_single_format, ieee_double_format, mips_double_format,
8862 motorola_double_format, ieee_extended_motorola_format,
8863 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8864 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8865 mips_extended_format, ieee_quad_format, mips_quad_format,
8866 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8867 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8869 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8870 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8871 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8872 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8873 (ROUND_TOWARDS_ZERO): Likewise.
8875 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8876 (FLOAT_MODE_FORMAT): New macro.
8877 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8878 (MODE_COMPOSITE_P): ... this new macro.
8879 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8880 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8881 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8883 * flags.h: Include "real.h".
8885 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8886 REAL_MODE_FORMAT_COMPOSITE_P.
8887 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8889 * doc/tm.texi (Storage Layout): Remove documentation of
8890 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8891 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8892 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8893 they only apply to libgcc2.a.
8895 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8897 * config/spu/float_disf.c: New file.
8898 * config/spu/float_unsdisf.c: New file.
8899 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8900 (LIB2FUNCS_EXCLUDE): Define.
8902 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8903 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8905 * real.h (struct real_format): New member round_towards_zero.
8906 * real.c (round_for_format): Respect fmt->round_towards_zero.
8907 (ieee_single_format, mips_single_format, motorola_single_format,
8908 spu_single_format, ieee_double_format, mips_double_format,
8909 motorola_double_format, ieee_extended_motorola_format,
8910 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8911 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8912 mips_extended_format, ieee_quad_format, mips_quad_format,
8913 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8914 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8916 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8917 real_format to choose rounding mode when calling MPFR functions.
8918 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8919 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8921 * real.h (real_to_decimal_for_mode): Add prototype.
8922 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8923 Respect target rounding mode when generating decimal representation.
8924 (real_to_decimal): New stub for backwards compatibility.
8925 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8926 real_to_decimal_for_mode instead of real_to_decimal.
8928 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8930 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8931 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8933 * real.c (spu_single_format): New variable.
8934 * real.h (spu_single_format): Declare.
8936 * config/spu/spu.c (spu_override_options): Install SFmode format.
8937 (spu_split_immediate): Use integer mode to operate on pieces of
8938 floating-point values in all cases.
8940 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8941 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8942 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8944 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8946 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8948 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8950 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8952 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8955 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8956 on the VAR_DECL instead of TYPE_READONLY on its type.
8958 2008-08-12 Ira Rosen <irar@il.ibm.com>
8960 * tree-vectorizer.c: Depend on langhooks.h.
8961 (supportable_widening_operation): Add two arguments. Support double
8963 (supportable_narrowing_operation): Likewise.
8964 * tree-vectorizer.h (supportable_widening_operation): Add two
8966 (supportable_narrowing_operation): Likewise.
8967 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8968 supportable_widening_operation with correct arguments.
8969 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8970 (vectorizable_type_demotion): Support double type conversions.
8971 (vectorizable_type_promotion): Likewise.
8972 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8974 2008-08-11 Michael Matz <matz@suse.de>
8976 * i386/i386.c (override_options): Move initialisation from
8977 flag_schedule_insns_after_reload to here from ...
8978 (optimization_options): ... here.
8980 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8982 PR rtl-optimization/36998
8983 * dwarf2out.c (compute_barrier_args_size_1,
8984 compute_barrier_args_size): Temporarily remove assertions.
8986 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8989 * tree-ssa.c (struct walk_data): Add new flag
8990 warn_possibly_uninitialized.
8991 (warn_uninitialized_var): Use it.
8992 (warn_uninitialized_vars): New.
8993 (execute_early_warn_uninitialized): Call it.
8994 (execute_late_warn_uninitialized): Likewise.
8996 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8999 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9002 2008-08-09 Jan Hubicka <jh@suse.cz>
9005 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9007 (expand_fix): Be prepared for expansion to fail.
9008 (expand_sfix_optab): Remove instructions if expansion failed.
9010 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9012 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9014 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9015 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9017 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9019 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9020 mips/t-libgcc-mips16 to tmake_file.
9021 * config/mips/mips-protos.h (mips_call_type): New enum.
9022 (mips_pic_base_register, mips_got_load): Declare.
9023 (mips_restore_gp): Take an rtx argument.
9024 (mips_use_pic_fn_addr_reg_p): Declare.
9025 (mips_expand_call): Replace the sibcall_p argument with
9026 a mips_call_type argument. Add a lazy_p parameter.
9027 (mips_split_call): Declare.
9028 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9029 (MIPS16_PIC_TEMP): Likewise.
9030 (reg_class): Delete M16_NA_REGS.
9031 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9032 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9033 (mips_split_hi_p): Declare.
9034 * config/mips/mips.c (mips_split_hi_p): New array.
9035 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9036 (mips_got_symbol_type_p): New function.
9037 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9038 (mips16_stub_function_p): New function.
9039 (mips16_local_function_p): Likewise.
9040 (mips_use_pic_fn_addr_reg_p): Likewise.
9041 (mips_cannot_force_const_mem): Return false for HIGHs.
9042 Extend CONST_INT and symbolic handling to MIPS16, using
9043 mips_symbol_insns to check that the base symbol type is a
9044 legitimate constant. Reject GOT-based constants if
9045 TARGET_MIPS16_PCREL_LOADS.
9046 (mips_const_insns): Check targetm.cannot_force_const_mem when
9047 decomposing a symbolic base and a large offset.
9048 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9049 When calling a function that needs $25 from MIPS16 code,
9050 move the target address into $25 separately and add a USE
9052 (mips16_gp_pseudo_reg): Insert the initializer immediately
9053 before the first real insn.
9054 (mips_pic_base_register, mips_got_load): New functions.
9055 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9056 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9057 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9058 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9059 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9060 also passing NULL_RTX rather than const0_rtx as the aux argument.
9061 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9062 instead of TARGET_EXPLICIT_RELOCS.
9063 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9064 (mips_load_call_address): Replace the sibcall_p argument with
9065 a mips_call_type argument. Use mips_got_load.
9066 (mips16_local_alias): New structure.
9067 (mips16_local_aliases): New variable.
9068 (mips16_local_aliases_hash): New function.
9069 (mips16_local_aliases_eq): Likewise.
9070 (mips16_local_alias): Likewise.
9071 (mips16_stub_function): Likewise.
9072 (mips16_build_function_stub): Create a local alias for the target
9073 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9074 .cpload directive and an R_MIPS_NONE relocation for the target
9075 function, then load the alias rather than the function itself.
9076 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9077 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9078 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9079 (mips16_build_call_stub): Replace the FN parameter with an
9080 FN_PTR parameter. Force the address into a register if it
9081 isn't a call_insn_operand; don't rely on the caller to do this.
9082 If a call to a locally-defined and locally-binding MIPS16
9083 function must be made indirectly, redirect the call to the
9084 function's local alias. Use mips16_stub_function_p,
9085 mips16_stub_function, mips_expand_call and use_reg.
9086 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9087 Use explicit %hi and %lo accesses where possible.
9088 Use MIPS_CALL to generate the correct code form of a
9089 jal instruction. Add clobbers of $18 instead of uses.
9090 Update the call to mips_emit_call_insn.
9091 (mips_expand_call): Replace the SIBCALL_P argument with a
9092 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9093 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9094 allowing it to modify the call address. Update the calls to
9095 mips_load_call_address and mips_emit_call_insn.
9096 (mips_split_call): New function.
9097 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9098 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9099 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9100 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9101 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9103 (mips_cprestore_slot): New function.
9104 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9105 and use mips_cprestore_slot.
9106 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9108 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9109 then use a copygp_mips16 instruction to set up $28.
9110 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9111 (mips16_lay_out_constants): Call split_all_insns_noflow.
9112 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9113 false if TARGET_MIPS16.
9114 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9115 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9116 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9117 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9118 MIPS16 code. Allow MIPS16 o32 PIC.
9119 (mips_override_options): Allow MIPS16 o32 PIC.
9120 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9121 after reload if TARGET_USE_GOT.
9122 (UNSPEC_COPYGP): New constant.
9123 (length): Use a default length of 8 for MIPS16 GOT loads.
9124 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9125 (*got_page<mode>): Check mips_split_hi_p.
9126 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9127 (unspec_got<mode>, unspec_call<mode>): New expanders.
9128 (load_got<mode>, load_call<mode>): Remove the length attributes.
9129 Use a got attribute instead of a type attribute.
9130 (copygp_mips16): New insn.
9131 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9132 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9133 (sibcall, sibcall_value, call, call_value): Update the calls
9134 to mips_expand_call.
9135 (call_internal, call_value_internal): Use mips_split_call.
9136 (call_value_multiple_internal): Likewise.
9137 (call_split): Move after call_internal (the insn it is split from).
9138 (call_internal_direct, call_value_internal_direct): Turn into
9139 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9140 (call_direct_split, call_value_direct_split): New patterns.
9141 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9142 and use M16_REGS instead of M16_NA_REGS.
9143 * config/mips/predicates.md (const_call_insn_operand): Replace
9144 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9145 mips_use_pic_fn_addr_reg_p check.
9146 (move_operand): Reject HIGHs if mips_split_hi_p.
9147 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9148 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9149 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9150 * config/mips/libgcc-mips16.ver: New file.
9151 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9152 $(srcdir)/config/mips/libgcc-mips16.ver.
9154 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9156 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9158 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9159 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9160 (mips16_cfun_returns_in_fpr_p): Likewise.
9162 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9164 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9165 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9166 rather than 4 to PC.
9168 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9170 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9171 (FUNCTION_PROFILER): Save the static chain pointer into $2
9172 beforehand and restore it aftewards.
9173 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9174 address directly into $25 and call the function through $25;
9175 do not clobber $3. Pad the DImode version to cover the space
9176 left by the deleted $25 <- $3 move.
9177 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9178 the removal of the $25 <- $3 move.
9179 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9180 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9182 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9183 Daniel Jacobowitz <dan@codesourcery.com>
9185 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9186 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9187 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9188 * config/mips/mips.c (mips_start_function_definition): New function.
9189 (mips_end_function_definition): Likewise.
9190 (mips_output_function_prologue): Use mips_start_function_definition.
9191 (mips_output_function_epilogue): Use mips_end_function_definition.
9192 (build_mips16_function_stub): Use mips_start_function_definition
9193 and mips_end_function_definition.
9194 (build_mips16_call_stub): Likewise.
9196 2008-08-09 Richard Guenther <rguenther@suse.de>
9198 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9199 * gimple.h (gimple_call_fn): Adjust comment.
9200 (gimple_call_set_fndecl): New function.
9201 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9202 longer having bare FUNCTION_DECL operand.
9203 (gimple_call_return_type): Likewise.
9204 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9206 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9207 (gimple_mod_pow2): Likewise.
9208 (gimple_mod_subtract): Likewise.
9209 (gimple_ic): Likewise.
9210 (gimple_stringop_fixed_value): Likewise.
9211 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9212 longer having bare FUNCTION_DECL operand.
9213 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9214 * omp-low.c (optimize_omp_library_calls): Likewise.
9215 * cgraphunit.c (update_call_expr): Likewise.
9216 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9217 (execute_convert_to_rsqrt): Likewise.
9218 * cfgexpand.c (gimple_to_tree): Simplify.
9219 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9220 bare FUNCTION_DECL operand.
9221 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9222 (convert_gimple_call): Use gimple_call_fndecl.
9223 * c-common.c (c_warn_unused_result): Likewise.
9225 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9228 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9229 (c_finish_return): Likewise.
9230 (c_start_case): Likewise.
9231 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9232 * c-parser.c (c_parser_condition): New. Call
9233 verify_sequence_points.
9234 (c_parser_paren_condition): Call c_parser_condition.
9235 (c_parser_for_statement): Call c_parser_condition.
9237 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9240 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9241 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9242 Moved from diagnostic.h
9243 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9245 (emit_diagnostic): New.
9246 (warning0, pedwarn0): Delete.
9247 (warning, warning_at, pedwarn, permerror): Return bool.
9248 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9249 Moved to diagnostic.c.
9250 (struct diagnostic_context): Use correct type for
9251 classify_diagnostic.
9252 (diagnostic_report_diagnostic): Update declaration.
9253 (emit_diagnostic): Declare.
9254 * errors.c (warning): Return bool.
9255 * errors.h (warning): Update declaration.
9256 * toplev.h (warning0, pedwarn0): Delete.
9257 (warning, warning_at, pedwarn, permerror): Return bool.
9258 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9259 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9260 inform. Update all calls.
9261 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9262 before giving informative note.
9263 (implicit_decl_warning): Likewise.
9264 * c-typeck.c (build_function_call): Likewise.
9265 * tree-sssa.c (warn_uninit): Likewise.
9266 * builtins.c (gimplify_va_arg_expr): Likewise.
9268 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9271 * doc/invoke.texi (-Wextra): Move warning from here...
9272 (-Wuninitialized): ... to here.
9274 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9277 * flags.h (set_Wunused): Delete
9278 * toplev.c (process_options): Handle Wunused flags here.
9279 * opts.c (maybe_warn_unused_parameter): Delete.
9280 (common_handle_option): Replace set_Wunused by warn_unused.
9281 (set_Wextra): Do not handle Wunused-parameter here.
9282 (set_Wunused): Delete.
9283 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9285 * common.opt (Wunused): Add Var and Init.
9286 (Wunused-function): Likewise.
9287 (Wunused-label): Likewise.
9288 (Wunused-parameter): Likewise.
9289 (Wunused-value): Likewise.
9290 (Wunused-variable): Likewise.
9292 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9294 * doc/invoke.texi: Add cpu_type power7.
9295 * config.in (HAVE_AS_VSX): New.
9296 * config.gcc: Add cpu_type power7.
9297 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9299 * configure: Regenerate.
9300 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9302 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9303 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9304 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9306 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9308 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9309 type to vectorize.builtin_conversion.
9310 (vectorizable_conversion): Likewise.
9311 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9312 integral type as input.
9313 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9315 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9316 and ALTIVEC_BUILTIN_VCTSXS.
9317 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9320 2008-08-08 Richard Guenther <rguenther@suse.de>
9322 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9323 (surely_varying_stmt_p): Calls are varying only if they are
9324 non-builtin and not indirect or have no result.
9325 (ccp_fold): Re-instantiate code before the tuples merge.
9327 2008-08-08 Richard Guenther <rguenther@suse.de>
9329 PR tree-optimization/37056
9330 * gimple.h (gimple_assign_rhs_class): New helper function.
9331 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9332 unary operations properly.
9334 2008-08-07 Jan Hubicka <jh@suse.cz>
9336 * i386.h (ix86_size_cost): Declare.
9337 (ix86_cur_cost): New function macro.
9338 * i386.md (peepholes expanding size and splitters): Predicate by
9339 optimize_insn_for_speed_p.
9340 (peepholes reduce size and splitters): Predicate by
9341 optimize_insn_for_size_p.
9342 * i386.c (ix86_size_cost): Rename from ...
9343 (size_cost): This one.
9344 (override_options): Update.
9345 (decide_alg): Likewise.
9346 (ix86_expand_clear): Use RTL profile.
9347 (ix86_pad_returns): Use RTL profile.
9349 2008-08-07 Jan Hubicka <jh@suse.cz>
9351 * recog.c (split_all_insns): Set RTL profile
9352 (peephole2_optimize): Likewise.
9353 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9354 * combine.c (combine_instructions): Likewise.
9356 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9358 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9360 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9362 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9363 value in a6 after the set_frame_ptr insn.
9365 2008-08-07 Richard Henderson <rth@redhat.com>
9368 * gcc.c (cpp_options): Pass along -g*.
9370 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9372 * config/arm/arm.c (output_move_neon): Update comment describing
9373 big-endian vector layout.
9374 (arm_assemble_integer): Do not handle big-endian NEON vectors
9376 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9377 neon_vget_lane<mode>_sext_internal,
9378 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9379 element indices for big-endian.
9381 2008-08-07 Richard Henderson <rth@redhat.com>
9383 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9384 * configure, config.in: Rebuild.
9385 * debug.h (dwarf2out_do_cfi_asm): Declare.
9386 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9387 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9388 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9389 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9391 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9393 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9394 movv2si_internal): Combine into mov<mode>_internal.
9395 (movv2si_internal_2): Remove.
9397 2008-08-07 Jan Hubicka <jh@suse.cz>
9400 * i386.md (single stringop patterns): Enable unconditionally.
9402 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9405 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9407 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9408 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9410 * config/i386/sse.md (sse2_movq128): New.
9412 * doc/extend.texi: Document __builtin_ia32_movq128.
9414 2008-08-07 Richard Guenther <rguenther@suse.de>
9417 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9418 pointers can access anything.
9420 2008-08-06 Jan Hubicka <jh@suse.cz>
9422 * optabs.c (emit_unop_insn): Break out to ...
9423 (maybe_emit_unop_insn): ... this one.
9424 (expand_sfix_optab): Use maybe variant.
9425 * optabs.h (maybe_emit_unop_insn): Declare.
9427 * i386.md (mov0 patterns): Enable by default.
9428 (FP conversion expanders): Disable expansion of code expanding
9429 sequences when instruction should be optimized for size.
9430 (single strinop patterns): Enable when optimizing for size.
9431 (string expanders): Disable expanding of code expanding sequences
9432 when optimizning instruction for size.
9433 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9435 (ix86_fp_comparison_sahf_cost): Likewise.
9436 (ix86_expand_branch): Likewise.
9437 (ix86_expand_ashl_const): Likewise.
9438 (ix86_split_ashl): Likewise.
9439 (ix86_expand_strlen): Likewise.
9440 (ix86_emit_fp_unordered_jump): Likewie.
9442 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9444 * c-common.c: Fix typo.
9445 (c_common_reswords): Activate more C++ keyword warnings.
9447 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9449 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9452 * diagnostic.c (permerror_at): New.
9453 * toplev.h (permerror_at): Declare.
9455 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9456 Ira Rosen <irar@il.ibm.com>
9458 * tree-vect-transform.c (vect_model_simple_cost): Return
9459 immediately if stmt is pure SLP.
9460 (vect_model_store_cost): Ditto.
9461 (vect_model_load_cost): Ditto.
9462 (vectorizable_store): Remove PURE_SLP check before call
9463 to vect_model_store_cost.
9464 (vect_model_store_cost): When checking whether stmt describe
9465 strided access, add a check that it is not slp_node.
9467 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9470 * c-common.c (warn_for_sign_compare): New. Handle separately the
9471 case that 'constant' is zero.
9472 * c-typeck.c (build_binary_op): Move code to c-common.c
9474 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9476 * config/alpha/alpha.c (alpha_preferred_reload_class,
9477 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9478 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9479 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9480 * config/arm/arm.md: Likewise.
9481 * config/avr/avr-protos.h (preferred_reload_class,
9482 test_hard_reg_class, avr_simplify_comparison_p,
9483 out_shift_with_cnt, class_max_nregs): Likewise.
9484 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9485 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9486 preferred_reload_class, test_hard_reg_class): Likewise.
9487 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9488 bfin_memory_move_cost, bfin_secondary_reload,
9489 bfin_output_mi_thunk): Likewise.
9490 * config/crx/crx.c (crx_secondary_reload_class,
9491 crx_memory_move_cost): Likewise.
9492 * config/frv/frv-protos.h (frv_secondary_reload_class,
9493 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9494 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9495 frv_secondary_reload_class, frv_class_likely_spilled_p,
9496 frv_class_max_nregs): Likewise.
9497 * config/h8300/h8300.c (h8300_classify_operand,
9498 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9500 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9501 * config/ia64/ia64.c (ia64_preferred_reload_class,
9502 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9503 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9504 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9506 * config/m68hc11/m68hc11.c (preferred_reload_class,
9507 m68hc11_memory_move_cost): Likewise.
9508 * config/mcore/mcore.c (mcore_secondary_reload_class,
9509 mcore_reload_class): Likewise.
9510 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9511 mips_class_max_nregs, mips_cannot_change_mode_class,
9512 mips_preferred_reload_class, mips_secondary_reload_class,
9513 mips_output_mi_thunk): Likewise.
9514 * config/mmix/mmix.c (mmix_preferred_reload_class,
9515 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9517 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9519 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9520 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9521 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9522 * config/rs6000/rs6000.c (paired_expand_vector_init,
9523 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9524 compare_section_name, rs6000_memory_move_cost): Likewise.
9525 * config/s390/s390.c (s390_emit_compare_and_swap,
9526 s390_preferred_reload_class, s390_secondary_reload,
9527 legitimize_pic_address, legitimize_tls_address,
9528 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9529 s390_class_max_nregs): Likewise.
9530 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9531 * config/s390/s390.md: Likewise.
9532 * config/score/score-protos.h (score_secondary_reload_class,
9533 score_preferred_reload_class): Likewise.
9534 * config/score/score.c (score_preferred_reload_class,
9535 score_secondary_reload_class): Likewise.
9536 * config/score/score3.c (score3_output_mi_thunk,
9537 score3_preferred_reload_class, score3_secondary_reload_class,
9538 score3_hard_regno_mode_ok): Likewise.
9539 * config/score/score3.h (score3_preferred_reload_class,
9540 score3_secondary_reload_class): Likewise.
9541 * config/score/score7.c (score7_output_mi_thunk,
9542 score7_preferred_reload_class, score7_secondary_reload_class,
9543 score7_hard_regno_mode_ok): Likewise.
9544 * config/score/score7.h (score7_preferred_reload_class,
9545 score7_secondary_reload_class): Likewise.
9546 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9547 output_branchy_insn, add_constant, gen_block_redirect,
9548 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9549 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9550 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9551 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9552 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9553 xstormy16_preferred_reload_class): Likewise.
9554 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9555 xtensa_expand_atomic, override_options,
9556 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9558 * reorg.c (try_merge_delay_insns): Likewise.
9559 * tree.c (merge_dllimport_decl_attributes): Likewise.
9561 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9563 2008-08-06 Michael Matz <matz@suse.de>
9565 * Makefile.in (write_entries_to_file): Quote words.
9566 * gengtype.c: (read_input_line): Skip over leading white-space.
9568 2008-08-06 Marc Gauthier <marc@tensilica.com>
9570 * config.gcc: Match more processor names for Xtensa.
9571 * configure.ac: Likewise.
9572 * doc/install.texi (Specific): Likewise.
9573 * configure: Regenerate.
9575 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9577 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9578 * calls.c (avoid_likely_spilled_reg): Likewise.
9579 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9580 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9581 * config/i386/i386.c (ix86_expand_special_args_builtin,
9582 ix86_secondary_reload): Likewise.
9583 * except.c (struct eh_region, gen_eh_region_catch,
9584 remove_unreachable_regions, duplicate_eh_regions,
9585 assign_filter_values, build_post_landing_pads,
9586 sjlj_find_directly_reachable_regions, remove_eh_handler,
9587 reachable_next_level, foreach_reachable_handler,
9588 can_throw_internal_1, can_throw_external_1,
9589 collect_one_action_chain): Likewise.
9590 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9591 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9592 * function.c (update_temp_slot_address, instantiate_new_reg,
9593 instantiate_virtual_regs_in_rtx,
9594 instantiate_virtual_regs_in_insn): Likewise.
9595 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9596 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9597 gimplify_cleanup_point_expr): Likewise.
9598 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9599 * passes.c (next_pass_1): Likewise.
9600 * print-tree.c (print_node_brief, print_node): Likewise.
9601 * profile.c (branch_prob): Likewise.
9602 * tree-dump.c (dump_register): Likewise.
9603 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9605 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9606 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9607 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9608 copy_arguments_for_versioning, copy_static_chain): Likewise.
9609 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9610 add_new_name_mapping, register_new_name_mapping): Likewise.
9611 * tree-mudflap.c (mf_xform_derefs): Likewise.
9612 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9613 get_init_expr, combine_chains): Likewise.
9614 * tree-pretty-print.c (dump_generic_node): Likewise.
9615 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9616 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9617 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9618 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9620 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9623 * calls.c (expand_call): Use the biggest preferred stack
9626 2008-08-06 Michael Matz <matz@suse.de>
9629 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9630 for reused reload, instead of overwriting them.
9632 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9635 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9636 for incoming stack boundary.
9638 * function.c (assign_parm_find_entry_rtl): Update
9639 parm_stack_boundary.
9641 * function.h (rtl_data): Add parm_stack_boundary.
9643 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9644 parm_stack_boundary for incoming stack boundary.
9646 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9648 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9649 for unrepresentable subregs or treat them as equal to other regs
9650 or subregs with the same register number.
9652 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9655 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9658 2008-08-06 Jan Hubicka <jh@suse.cz>
9660 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9661 frequencies might be hot.
9663 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9665 * reload.c (find_reloads): Force constants into literal pool
9666 also if they are wrapped in a SUBREG.
9668 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9671 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9672 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9673 Don't allow predicated instructions for data speculation.
9674 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9677 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9679 * haifa-sched.c (extend_global): Split to extend_global_data and
9680 extend_region_data. Update all uses.
9681 (extend_all): Rename to extend_block_data.
9683 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9685 * sched-rgn.c (new_ready): Check if instruction can be
9686 speculatively scheduled before attempting speculation.
9687 (debug_rgn_dependencies): Remove wrongful assert.
9689 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9691 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9693 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9695 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9696 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9697 va_size, and type_size.
9699 2008-08-04 Jason Merrill <jason@redhat.com>
9702 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9703 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9705 2008-08-05 Richard Henderson <rth@redhat.com>
9707 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9708 * configure: Rebuild.
9710 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9713 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9714 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9717 2008-08-05 Richard Henderson <rth@redhat.com>
9719 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9720 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9721 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9722 * common.opt (fdwarf2-cfi-asm): New.
9723 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9724 * config.in, configure: Rebuild.
9725 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9726 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9728 (dw2_force_const_mem): Externalize.
9729 * dwarf2asm.h: Update.
9730 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9731 generate a real label.
9732 (output_cfi_directive): New.
9733 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9734 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9735 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9737 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9738 (output_loc_operands_raw, output_loc_sequence_raw): New.
9739 (output_cfa_loc_raw): New.
9741 2008-08-05 Paul Brook <paul@codesourcery.com>
9743 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9744 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9745 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9746 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9747 * config/arm/arm.h (TARGET_VFPD32): Define.
9748 (TARGET_VFP3): Use TARGET_VFPD32.
9749 (fputype): Add FPUTYPE_VFP3D16.
9750 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9751 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9752 * config/arm/arm-cores.def: Add cortex-r4f.
9753 * config/arm/arm-tune.md: Regenerate.
9755 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9757 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9758 Reword some comments throughout the file.
9760 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9761 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9762 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9763 MFC_MIN_DMA_LIST_ELEMENTS.
9764 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9765 MFC_MAX_DMA_LIST_ELEMENTS.
9767 (MFC_START_ENABLE): Remove PPU-only define.
9768 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9769 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9771 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9772 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9773 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9774 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9775 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9776 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9777 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9779 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9780 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9781 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9782 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9784 (spu_read_machine_status): Fix typo.
9786 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9788 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9789 SUBREG of multi-word hard register.
9790 * config/spu/spu.c (valid_subreg): Likewise.
9791 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9793 2008-08-04 Richard Guenther <rguenther@suse.de>
9795 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9796 the candidate with the stripped base if that base is different
9797 from the original base even for offset zero.
9799 2008-08-04 Richard Guenther <rguenther@suse.de>
9802 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9803 check for no_overflow.
9805 2008-08-04 Richard Guenther <rguenther@suse.de>
9807 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9809 2008-08-04 Paul Brook <paul@codesourcery.com>
9811 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9812 (arm_order_regs_for_local_alloc): New function.
9813 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9815 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9817 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9820 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9821 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9822 (ix86_expand_epilogue): Likewise.
9824 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9826 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9829 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9831 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9832 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9833 (*movv2sf_internal_rex64): Ditto.
9835 2008-08-03 Jan Hubicka <jh@suse.cz>
9837 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9838 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9839 * expmed.c (expand_smod_pow2): Likewise.
9841 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9844 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9845 alternative 0 of operand 1.
9846 (*vec_concatv2di_rex64_sse): Ditto.
9847 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9849 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9850 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9851 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9852 (*movv2sf_internal_rex64): Ditto.
9854 2008-08-02 Richard Guenther <rguenther@suse.de>
9857 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9858 (ssedoublesizemode): New mode attribute.
9859 (sse_shufps): Call gen_sse_shufps_v4sf.
9860 (sse_shufps_1): Macroize.
9861 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9862 (sse2_shufpd_1): Macroize.
9863 (vec_extract_odd, vec_extract_even): New expanders.
9864 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9865 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9866 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9867 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9868 (ix86_expand_vector_set): Likewise.
9869 (ix86_expand_reduc_v4sf): Likewise.
9871 2008-08-01 Doug Kwan <dougkwan@google.com>
9873 * matrix-reorg.c: Re-enable all code.
9874 (struct malloc_call_data): Change CALL_STMT to gimple type.
9875 (collect_data_for_malloc_call): Tuplify.
9876 (struct access_site_info): Change STMT to gimple type.
9877 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9878 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9879 (struct free_info): Change STMT to gimple type.
9880 (struct matrix_access_phi_node): Change PHI to gimple type.
9881 (get_inner_of_cast_expr): Remove.
9882 (may_flatten_matrices_1): Tuplify.
9883 (may_flatten_matrices): Ditto.
9884 (mark_min_matrix_escape_level): Ditto.
9885 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9886 (ssa_accessed_in_call_rhs): New
9887 (ssa_accessed_in_assign_rhs): New
9888 (record_access_alloc_site_info): Tuplify.
9889 (add_allocation_site): Ditto.
9890 (analyze_matrix_allocation_site): Ditto.
9891 (analyze_transpose): Ditto.
9892 (get_index_from_offset): Ditto.
9893 (update_type_size): Ditto.
9894 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9895 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9896 (analyze_accesses_for_phi_node): Tuplify.
9897 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9898 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9899 (analyze_matrix_accesses): Tuplify.
9900 (check_var_data): New call-back type for check_var_notmodified_p.
9901 (check_var_notmodified_p): Tuplify and use call-back struct to
9902 return statement found.
9903 (can_calculate_expr_before_stmt): Factor out statement related code
9905 (can_calculate_stmt_before_stmt): New.
9906 (check_allocation_function): Tuplify.
9907 (find_sites_in_func): Ditto.
9908 (record_all_accesses_in_func): Ditto.
9909 (transform_access_sites): Ditto.
9910 (transform_allocation_sites): Ditto.
9911 (matrix_reorg): Re-enable.
9912 (gate_matrix_reorg): Re-enable.
9914 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9916 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9917 for labels for which it hasn't been set yet. If it has been set,
9918 stop walking insns and continue with next worklist item.
9919 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9920 if the only BARRIER is at the very end of a function.
9922 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9924 * cfgexpand.c (expand_stack_alignment): Assert that
9925 stack_realign_drap and drap_rtx must match.
9927 * function.c (instantiate_new_reg): If DRAP is used to realign
9928 stack, replace virtual_incoming_args_rtx with internal arg
9931 2008-08-01 Richard Guenther <rguenther@suse.de>
9933 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9934 loop information only if we initialized it.
9935 (execute_pre): Call fini_pre with in_fre.
9936 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9937 if we do not unroll because we hit max-completely-peeled-insns.
9938 Use our estimation for consistency, do allow shrinking.
9940 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9942 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9943 with MIN_STACK_BOUNDARY.
9944 (ix86_update_stack_boundary): Likewise.
9945 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9948 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9949 (MIN_STACK_BOUNDARY): This.
9951 2008-08-01 Richard Guenther <rguenther@suse.de>
9954 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9956 2008-08-01 Richard Guenther <rguenther@suse.de>
9958 PR tree-optimization/36988
9959 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9960 do not matter if that doesn't change volatile qualification.
9962 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9964 * configure.ac: Do not generate libada-mk. Do not subst
9966 * libada-mk.in: Remove.
9967 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9968 * configure: Regenerate.
9970 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9972 * tree-pass.h: Added comment about not dumping passes with name
9973 starting with star in struct opt_pass.
9974 * passes.c (register_dump_files_1): Don't do dump for a pass with
9975 name starting with star.
9976 * doc/passes.texi (Pass manager): Mention pass names and special
9977 meaning of star prefix to avoid dump.
9979 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9981 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9983 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9984 (ISA_MIPS64R2): New macro.
9985 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9986 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9987 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9988 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9989 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9990 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9991 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9992 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9993 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9994 Move up to keep list alphabetically sorted.
9995 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9996 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9998 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9999 (-march=@var{arch}): Add mips64r2.
10001 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10003 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10005 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10007 * expr.c (expand_assignment): Check for complete type.
10009 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10012 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10014 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10015 for stack alignment.
10017 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10019 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10021 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10022 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10024 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10026 PR rtl-optimization/36419
10027 * dwarf2out.c (barrier_args_size): New variable.
10028 (compute_barrier_args_size, compute_barrier_args_size_1): New
10030 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10031 if not called yet in the current function, use barrier_args_size
10032 array to find the new args_size value.
10033 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10035 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10038 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10041 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10044 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10045 (dwarf2out_stack_adjust): Use it.
10046 (dwarf2out_frame_debug_expr): Likewise.
10048 2008-07-31 Richard Guenther <rguenther@suse.de>
10050 PR tree-optimization/36978
10051 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10052 the generated condition.
10054 2008-07-31 Richard Guenther <rguenther@suse.de>
10056 * passes.c (init_optimization_passes): Always call
10057 pass_early_warn_uninitialized.
10058 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10059 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10060 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10062 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10065 * builtins.c (maybe_emit_free_warning): New function.
10066 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10067 maybe_emit_free_warning for BUILT_IN_FREE.
10070 * dwarf2out.c (get_context_die): New function.
10071 (force_decl_die, force_type_die): Use it.
10072 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10073 returns NULL, force generation of DW_TAG_typedef and put that into
10076 PR preprocessor/36649
10077 * c-pch.c (c_common_read_pch): Save and restore
10078 line_table->trace_includes across PCH restore.
10080 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10083 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10085 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10088 * final.c (call_from_call_insn): Handle COND_EXEC.
10090 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10092 * builtins.c (std_gimplify_va_arg_expr): Replace
10093 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10094 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10096 2008-07-30 Joey Ye <joey.ye@intel.com>
10097 H.J. Lu <hongjiu.lu@intel.com>
10099 * builtins.c (expand_builtin_setjmp_receiver): Replace
10100 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10101 (expand_builtin_apply_args_1): Likewise.
10102 (expand_builtin_longjmp): Need DRAP for stack alignment.
10103 (expand_builtin_apply): Likewise.
10105 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10106 instead of assign_stack_local to allow alignment reduction.
10108 * calls.c (emit_call_1): Need DRAP for stack alignment if
10110 (expand_call): Replace virtual_incoming_args_rtx with
10111 crtl->args.internal_arg_pointer.
10112 * stmt.c (expand_nl_goto_receiver): Likewise.
10114 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10115 alignment and store to stack_alignment_estimated and
10116 max_used_stack_slot_alignment.
10117 (expand_one_var): Likewise.
10118 (expand_stack_alignment): New function.
10119 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10120 and stack_alignment_estimated fields in rtl_data. Call
10121 expand_stack_alignment at end.
10123 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10124 (MAX_STACK_ALIGNMENT): Likewise.
10125 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10126 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10128 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10129 stack alignment when generating virtual registers.
10131 * function.c (assign_stack_local): Renamed to ...
10132 (assign_stack_local_1): This. Add a parameter to indicate
10133 if it is OK to reduce alignment.
10134 (assign_stack_local): Use it.
10135 (instantiate_new_reg): Instantiate virtual incoming args rtx
10136 to vDRAP if stack realignment and DRAP is needed.
10137 (assign_parms): Collect parameter/return type alignment and
10138 contribute to stack_alignment_estimated.
10139 (locate_and_pad_parm): Likewise.
10140 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10141 with crtl->args.internal_arg_pointer.
10143 * function.h (rtl_data): Add new field drap_reg,
10144 max_used_stack_slot_alignment, stack_alignment_estimated,
10145 stack_realign_needed, need_drap, stack_realign_processed and
10146 stack_realign_finalized.
10147 (stack_realign_fp): New macro.
10148 (stack_realign_drap): Likewise.
10150 * global.c (compute_regsets): Frame pointer is needed when
10151 stack is realigned. Can eliminate frame pointer when stack is
10152 realigned and dynamic realigned argument pointer isn't used.
10154 * reload1.c (update_eliminables): Frame pointer is needed
10155 when stack is realigned.
10156 (init_elim_table): Can eliminate frame pointer when stack is
10157 realigned and dynamic realigned argument pointer isn't used.
10159 * rtl.h (assign_stack_local_1): Declare new funtion.
10161 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10162 (TARGET_GET_DRAP_RTX): Likewise.
10163 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10164 TARGET_GET_DRAP_RTX.
10166 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10168 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10169 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10171 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10172 H.J. Lu <hongjiu.lu@intel.com>
10174 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10175 vdrap_reg, stack_realign and drap_reg_saved.
10176 (add_cfi): Don't allow redefining CFA when DRAP is used.
10177 (reg_save): Handle stack alignment.
10178 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10179 alignment. Don't generate DWARF information for (set fp sp)
10181 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10183 (int_loc_descriptor): Move prototype forward. Also define if
10184 DWARF2_UNWIND_INFO is true.
10185 (output_cfa_loc): Handle DW_CFA_expression.
10186 (build_cfa_aligned_loc): New.
10187 (based_loc_descr): Update assert for stack realign. For local
10188 variables, use sp+offset when stack is aligned without drap and
10189 fp+offset when stack is aligned with drap. For arguments, use
10190 cfa+offset when drap is used to align stack.
10192 2008-07-30 Joey Ye <joey.ye@intel.com>
10193 H.J. Lu <hongjiu.lu@intel.com>
10195 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10197 (ix86_gen_andsp): New.
10198 (ix86_user_incoming_stack_boundary): Likewise.
10199 (ix86_default_incoming_stack_boundary): Likewise.
10200 (ix86_incoming_stack_boundary): Likewise.
10201 (ix86_can_eliminate): Likewise.
10202 (find_drap_reg): Likewise.
10203 (ix86_update_stack_boundary): Likewise.
10204 (ix86_get_drap_rtx): Likewise.
10205 (ix86_finalize_stack_realign_flags): Likewise.
10206 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10207 (TARGET_GET_DRAP_RTX): Likewise.
10208 (override_options): Overide option value for new options.
10209 (ix86_function_ok_for_sibcall): Remove check for
10210 force_align_arg_pointer.
10211 (ix86_handle_cconv_attribute): Likewise.
10212 (ix86_function_regparm): Likewise.
10213 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10214 (ix86_va_start): Replace virtual_incoming_args_rtx with
10215 crtl->args.internal_arg_pointer.
10216 (ix86_select_alt_pic_regnum): Check DRAP register.
10217 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10218 (ix86_compute_frame_layout): Compute frame layout wrt stack
10220 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10221 (ix86_expand_prologue): Decide if stack realignment is needed
10222 and generate prologue code accordingly.
10223 (ix86_expand_epilogue): Generate epilogue code wrt stack
10224 realignment is really needed or not.
10226 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10227 (ABI_STACK_BOUNDARY): Likewise.
10228 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10229 (STACK_REALIGN_DEFAULT): Likewise.
10230 (INCOMING_STACK_BOUNDARY): Likewise.
10231 (MAX_STACK_ALIGNMENT): Likewise.
10232 (ix86_incoming_stack_boundary): Likewise.
10233 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10234 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10235 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10236 (machine_function): Remove force_align_arg_pointer.
10238 * config/i386/i386.md (BX_REG): New.
10239 (R13_REG): Likewise.
10241 * config/i386/i386.opt (mforce_drap): New.
10242 (mincoming-stack-boundary): Likewise.
10243 (mstackrealign): Add Init(-1).
10245 * config/i386/i386-protos.h (ix86_can_eliminate): New
10247 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10249 * doc/extend.texi: Update force_align_arg_pointer.
10251 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10254 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10255 (INCOMING_STACK_BOUNDARY): Likewise.
10256 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10257 (TARGET_GET_DRAP_RTX): Likewise.
10259 2008-07-30 Andreas Schwab <schwab@suse.de>
10261 PR rtl-optimization/36929
10262 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10263 add_insn_before and fix argument order.
10264 (replace_inc_dec_mem): Handle NULL rtx.
10266 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10268 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10270 (arm_compute_initial_elimination_offset): Use it.
10271 (arm_compute_save_reg_mask): Include static chain save slot when
10272 calculating alignment.
10273 (arm_get_frame_offsets): Ditto.
10274 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10275 that we can use to decrement the stack when the stack decrement
10276 could be too big for an immediate value in a single insn.
10277 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10279 2008-07-30 Richard Guenther <rguenther@suse.de>
10281 PR tree-optimization/36967
10282 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10283 Release defs of statements we remove.
10285 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10287 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10288 instead of NULL_RTVEC.
10290 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10294 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10297 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10299 * final.c (call_from_call_insn): New.
10300 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10302 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10304 * configure.ac: Substitute ADA_CFLAGS.
10305 * configure: Regenerate.
10306 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10307 * Makefile.in: Remove mention of X_* variables.
10308 * config/pa/x-ada-hpux10: Remove.
10309 * config/pa/x-ada: Remove.
10311 * doc/fragments.texi: Update.
10313 2008-07-30 Olivier Hainque <hainque@adacore.com>
10315 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10316 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10317 __dso_handle explicitly here.
10319 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10322 * c-typeck.c (build_binary_op): Encapsulate code into...
10323 * c-common.c (shorten_binary_op): ...this new function.
10324 (conversion_warning): Use the new function. Handle non-negative
10325 constant in bitwise-and.
10326 * c-common.h (shorten_binary_op): Declare.
10328 2008-07-30 Olivier Hainque <hainque@adacore.com>
10330 * scan.c (make_sstring_space): Add explicit conversions of
10331 allocator's return value.
10332 * fix-header.c (recognized_function): Likewise.
10334 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10336 * doc/cpp.texi: Update to GFDL 1.2.
10337 * doc/gcc.texi: Do not list GPL as Invariant Section.
10338 * doc/gccint.texi: Likewise. Update copyright years.
10339 * doc/install.texi: Update copyright years.
10341 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10344 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10345 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10347 2008-07-29 Jan Hubicka <jh@suse.cz>
10349 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10350 (grokdeclarator): Likewise.
10351 * langhooks.c (lhd_warn_unused_global_decl): Use
10352 DECL_DECLARED_INLINE_P.
10353 * print-tree.c (print_node): Remove DECL_INLINE check.
10355 2008-07-29 Richard Guenther <rguenther@suse.de>
10357 PR tree-optimization/36945
10358 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10359 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10360 Record invariant addresses un-decomposed.
10361 (copy_reference_ops_from_call): Record reference call
10362 arguments properly. Simplify.
10363 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10364 helper split out from ...
10365 (create_component_ref_by_pieces): ... here. Simplify.
10366 Prepare for recursive invocation for call arguments.
10367 (create_expression_by_pieces): Adjust call to
10368 create_component_ref_by_pieces.
10369 (compute_avail): Process operand 2 of reference ops.
10371 2008-07-29 Richard Guenther <rguenther@suse.de>
10373 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10375 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10377 * c-format.c (check_format_types): Revert unwanted checkin.
10379 2008-07-29 Jan Hubicka <jh@suse.cz>
10381 * flags.h (flag_really_no_inline): Remove.
10382 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10383 * toplev.c (flag_really_no_inline): Remove.
10384 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10385 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10386 (cgraph_decide_inlining_incrementally): Likewise.
10387 (compute_inline_parameters): Likewise.
10388 * opts.c (decode_options): Simplify.
10389 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10390 * common.opt (finline): Initialize to 1.
10391 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10393 2008-07-29 Jan Hubicka <jh@suse.cz>
10395 * predict.c (always_optimize_for_size_p): New function.
10396 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10397 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10398 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10400 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10401 * function.c (prepare_function_start): Set default profile.
10402 * function.h (rtl_data): Add maybe_hot_insn_p.
10403 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10404 (construct_exit_block): Likewise.
10405 (tree_expand_cfg): Likewise.
10407 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10408 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10409 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10410 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10413 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10416 * c-decl.c (merge_decls): Merge USED flags.
10418 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10420 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10421 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10422 next_stack, lab_false and lab_over trees.
10424 2008-07-28 Richard Guenther <rguenther@suse.de>
10426 PR tree-optimization/36957
10427 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10428 (useless_type_conversion_p): Remove.
10429 (types_compatible_p): Remove.
10430 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10431 (useless_type_conversion_p): Declare.
10432 (types_compatible_p): Declare.
10433 (gimple_expr_type): Return the base type only if it is
10434 trivially convertible to the subtype.
10436 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10438 * configure.ac: Use the m4_do macro to concatenate the warnings into
10439 one string in ACX_PROG_CC_WARNING_OPTS,
10440 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10441 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10442 * configure: Regenerate.
10444 2008-07-28 Richard Guenther <rguenther@suse.de>
10446 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10447 (insert_fake_stores): Remove.
10448 (realify_fake_stores): Likewise.
10449 (execute_pre): Remove dead code.
10450 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10451 (find_func_aliases): Deal with it here instead.
10452 Re-enable gcc_unreachable call.
10454 2008-07-28 Richard Guenther <rguenther@suse.de>
10456 Merge from gimple-tuples-branch.
10458 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10459 * gimple.def: New file.
10460 * gsstruct.def: Likewise.
10461 * gimple-iterator.c: Likewise.
10462 * gimple-pretty-print.c: Likewise.
10463 * tree-gimple.c: Removed. Merged into ...
10464 * gimple.c: ... here. New file.
10465 * tree-gimple.h: Removed. Merged into ...
10466 * gimple.h: ... here. New file.
10468 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10469 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10470 --enable-checking=gimple flag.
10471 * config.in: Likewise.
10472 * configure: Regenerated.
10474 * tree-ssa-operands.h: Tuplified.
10475 * tree-vrp.c: Likewise.
10476 * tree-loop-linear.c: Likewise.
10477 * tree-into-ssa.c: Likewise.
10478 * tree-ssa-loop-im.c: Likewise.
10479 * tree-dump.c: Likewise.
10480 * tree-complex.c: Likewise.
10481 * cgraphbuild.c: Likewise.
10482 * tree-ssa-threadupdate.c: Likewise.
10483 * tree-ssa-loop-niter.c: Likewise.
10484 * tree-pretty-print.c: Likewise.
10485 * tracer.c: Likewise.
10486 * gengtype.c: Likewise.
10487 * tree-loop-distribution.c: Likewise.
10488 * tree-ssa-loop-unswitch.c: Likewise.
10489 * cgraph.c: Likewise.
10490 * cgraph.h: Likewise.
10491 * tree-ssa-loop-manip.c: Likewise.
10492 * value-prof.c: Likewise.
10493 * tree-ssa-loop-ch.c: Likewise.
10494 * tree-tailcall.c: Likewise.
10495 * value-prof.h: Likewise.
10496 * tree.c: Likewise.
10497 * tree.h: Likewise.
10498 * tree-pass.h: Likewise.
10499 * ipa-cp.c: Likewise.
10500 * tree-scalar-evolution.c: Likewise.
10501 * tree-scalar-evolution.h: Likewise.
10502 * target.h: Likewise.
10503 * lambda-mat.c: Likewise.
10504 * tree-phinodes.c: Likewise.
10505 * diagnostic.h: Likewise.
10506 * builtins.c: Likewise.
10507 * tree-ssa-alias-warnings.c: Likewise.
10508 * cfghooks.c: Likewise.
10509 * fold-const.c: Likewise.
10510 * cfghooks.h: Likewise.
10511 * omp-low.c: Likewise.
10512 * tree-ssa-dse.c: Likewise.
10513 * ipa-reference.c: Likewise.
10514 * tree-ssa-uncprop.c: Likewise.
10515 * toplev.c: Likewise.
10516 * tree-gimple.c: Likewise.
10517 * tree-gimple.h: Likewise.
10518 * tree-chrec.c: Likewise.
10519 * tree-chrec.h: Likewise.
10520 * tree-ssa-sccvn.c: Likewise.
10521 * tree-ssa-sccvn.h: Likewise.
10522 * cgraphunit.c: Likewise.
10523 * tree-ssa-copyrename.c: Likewise.
10524 * tree-ssa-ccp.c: Likewise.
10525 * tree-ssa-loop-ivopts.c: Likewise.
10526 * tree-nomudflap.c: Likewise.
10527 * tree-call-cdce.c: Likewise.
10528 * ipa-pure-const.c: Likewise.
10529 * c-format.c: Likewise.
10530 * tree-stdarg.c: Likewise.
10531 * tree-ssa-math-opts.c: Likewise.
10532 * tree-ssa-dom.c: Likewise.
10533 * tree-nrv.c: Likewise.
10534 * tree-ssa-propagate.c: Likewise.
10535 * ipa-utils.c: Likewise.
10536 * tree-ssa-propagate.h: Likewise.
10537 * tree-ssa-alias.c: Likewise.
10538 * gimple-low.c: Likewise.
10539 * tree-ssa-sink.c: Likewise.
10540 * ipa-inline.c: Likewise.
10541 * c-semantics.c: Likewise.
10542 * dwarf2out.c: Likewise.
10543 * expr.c: Likewise.
10544 * tree-ssa-loop-ivcanon.c: Likewise.
10545 * predict.c: Likewise.
10546 * tree-ssa-loop.c: Likewise.
10547 * tree-parloops.c: Likewise.
10548 * tree-ssa-address.c: Likewise.
10549 * tree-ssa-ifcombine.c: Likewise.
10550 * matrix-reorg.c: Likewise.
10551 * c-decl.c: Likewise.
10552 * tree-eh.c: Likewise.
10553 * c-pretty-print.c: Likewise.
10554 * lambda-trans.c: Likewise.
10555 * function.c: Likewise.
10556 * langhooks.c: Likewise.
10557 * ebitmap.h: Likewise.
10558 * tree-vectorizer.c: Likewise.
10559 * function.h: Likewise.
10560 * langhooks.h: Likewise.
10561 * tree-vectorizer.h: Likewise.
10562 * ipa-type-escape.c: Likewise.
10563 * ipa-type-escape.h: Likewise.
10564 * domwalk.c: Likewise.
10565 * tree-if-conv.c: Likewise.
10566 * profile.c: Likewise.
10567 * domwalk.h: Likewise.
10568 * tree-data-ref.c: Likewise.
10569 * tree-data-ref.h: Likewise.
10570 * tree-flow-inline.h: Likewise.
10571 * tree-affine.c: Likewise.
10572 * tree-vect-analyze.c: Likewise.
10573 * c-typeck.c: Likewise.
10574 * gimplify.c: Likewise.
10575 * coretypes.h: Likewise.
10576 * tree-ssa-phiopt.c: Likewise.
10577 * calls.c: Likewise.
10578 * tree-ssa-coalesce.c: Likewise.
10579 * tree.def: Likewise.
10580 * tree-dfa.c: Likewise.
10581 * except.c: Likewise.
10582 * except.h: Likewise.
10583 * cfgexpand.c: Likewise.
10584 * tree-cfgcleanup.c: Likewise.
10585 * tree-ssa-pre.c: Likewise.
10586 * tree-ssa-live.c: Likewise.
10587 * tree-sra.c: Likewise.
10588 * tree-ssa-live.h: Likewise.
10589 * tree-predcom.c: Likewise.
10590 * lambda.h: Likewise.
10591 * tree-mudflap.c: Likewise.
10592 * ipa-prop.c: Likewise.
10593 * print-tree.c: Likewise.
10594 * tree-ssa-copy.c: Likewise.
10595 * ipa-prop.h: Likewise.
10596 * tree-ssa-forwprop.c: Likewise.
10597 * ggc-page.c: Likewise.
10598 * c-omp.c: Likewise.
10599 * tree-ssa-dce.c: Likewise.
10600 * tree-vect-patterns.c: Likewise.
10601 * tree-ssa-ter.c: Likewise.
10602 * tree-nested.c: Likewise.
10603 * tree-ssa.c: Likewise.
10604 * lambda-code.c: Likewise.
10605 * tree-ssa-loop-prefetch.c: Likewise.
10606 * tree-inline.c: Likewise.
10607 * tree-inline.h: Likewise.
10608 * tree-iterator.c: Likewise.
10609 * tree-optimize.c: Likewise.
10610 * tree-ssa-phiprop.c: Likewise.
10611 * tree-vect-transform.c: Likewise.
10612 * tree-object-size.c: Likewise.
10613 * tree-outof-ssa.c: Likewise.
10614 * cfgloop.c: Likewise.
10615 * system.h: Likewise.
10616 * tree-profile.c: Likewise.
10617 * cfgloop.h: Likewise.
10618 * c-gimplify.c: Likewise.
10619 * c-common.c: Likewise.
10620 * tree-vect-generic.c: Likewise.
10621 * tree-flow.h: Likewise.
10622 * c-common.h: Likewise.
10623 * basic-block.h: Likewise.
10624 * tree-ssa-structalias.c: Likewise.
10625 * tree-switch-conversion.c: Likewise.
10626 * tree-ssa-structalias.h: Likewise.
10627 * tree-cfg.c: Likewise.
10628 * passes.c: Likewise.
10629 * ipa-struct-reorg.c: Likewise.
10630 * ipa-struct-reorg.h: Likewise.
10631 * tree-ssa-reassoc.c: Likewise.
10632 * cfgrtl.c: Likewise.
10633 * varpool.c: Likewise.
10634 * stmt.c: Likewise.
10635 * tree-ssanames.c: Likewise.
10636 * tree-ssa-threadedge.c: Likewise.
10637 * langhooks-def.h: Likewise.
10638 * tree-ssa-operands.c: Likewise.
10639 * config/alpha/alpha.c: Likewise.
10640 * config/frv/frv.c: Likewise.
10641 * config/s390/s390.c: Likewise.
10642 * config/m32c/m32c.c: Likewise.
10643 * config/m32c/m32c-protos.h: Likewise.
10644 * config/spu/spu.c: Likewise.
10645 * config/sparc/sparc.c: Likewise.
10646 * config/i386/i386.c: Likewise.
10647 * config/sh/sh.c: Likewise.
10648 * config/xtensa/xtensa.c: Likewise.
10649 * config/stormy16/stormy16.c: Likewise.
10650 * config/ia64/ia64.c: Likewise.
10651 * config/rs6000/rs6000.c: Likewise.
10652 * config/pa/pa.c: Likewise.
10653 * config/mips/mips.c: Likewise.
10655 2008-07-28 Simon Baldwin <simonb@google.com>
10657 * c-pragma.c (handle_pragma_message): New function.
10658 (init_pragma): Register handle_pragma_message.
10659 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10662 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10664 PR tree-optimization/35252
10665 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10666 REALPART_EXPR to be considered as same load operation.
10668 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10670 PR tree-optimization/36830
10671 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10672 (expressions_equal_p): Return false if only one operand is null.
10674 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10676 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10677 version requirements.
10679 2008-07-26 Olivier Hainque <hainque@adacore.com>
10681 * collect2.c (symkind): New enum. Symbol kinds we care about.
10682 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10683 code and head comment accordingly.
10684 (scan_prog_file): Use symkind names instead of bare integers.
10686 2008-07-25 Jan Hubicka <jh@suse.cz>
10688 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10690 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10691 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10692 * dojump.c (clear_pending_stack_adjust): Likewise.
10693 * print-tree.c (print_node): Ignore DECL_INLINE.
10694 * tree-inline.c (inlinable_function_p): Likewise.
10696 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10698 * doc/extend.texi (hot attribute): Document that the hot attribute
10699 turns on -O3 for some ports.
10700 (cold attribute): Document that the cold attribute turns on -Os
10703 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10704 reflect function specific option support.
10706 * target.h (struct target_option_hooks): Add fields to say whether
10707 the cold attribute implies -Os and the hot attribute implies -O3.
10709 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10710 By default, do not turn on -Os for cold functions.
10711 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10712 not turn on -O3 for hot functions.
10714 * c-common.c (handle_hot_attribute): Use target hook to determine
10715 if hot functions should enable -O3.
10716 (handle_cold_attribute): Use target hook to determine if cold
10717 functions should enable -Os.
10719 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10720 (override_options): Move disable scheduling to
10721 optimization_options.
10722 (optimization_options): Disable scheduling here, not
10724 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10725 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10727 * config/ia64/ia64.c (ia64_override_options): Move setting
10728 scheduling flags to ia64_optimization_options.
10729 (ia64_optimization_options): Disable scheduling options here, and
10730 not in ia64_override_options.
10731 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10732 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10734 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10737 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10739 2008-07-25 Martin Jambor <mjambor@suse.cz>
10741 PR tree-optimization/36926
10742 * ipa-prop.c (ipa_analyze_call_uses): Call
10743 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10745 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10747 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10748 movv2si_internal): Add mem = reg alternative.
10750 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10753 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10754 DEFAULT_PCC_STRUCT_RETURN to 127.
10756 2008-07-24 Jan Hubicka <jh@suse.cz>
10758 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10759 (build_cgraph_edges): Likewise.
10760 * cgraph.c (cgraph_node): Do not update assembler hash.
10761 (cgraph_remove_node): Drop non-unit-at-a-time code.
10762 * tree-pass.h (pass_O0_always_inline): Remove.
10763 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10764 * toplev.c (process_options): Flag unit-at-a-time does not imply
10765 no section anchors.
10766 * cgraphunit.c: Update comments.
10767 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10768 (cgraph_assemble_pending_functions): Remove.
10769 (cgraph_reset_node): Drop non-unit-at-a-time code.
10770 (cgraph_finalize_function): Likewise.
10771 (cgraph_analyze_function): Likewise.
10772 (cgraph_finalize_compilation_unit): Likewise.
10773 (cgraph_expand_function): Likewise.
10774 (cgraph_optimize): Likesise.
10775 (save_inline_function_body): Likewise.
10776 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10777 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10778 * ipa-inline.c: Update comments.
10779 (enum inlining_mode): remove INLINE_SPEED.
10780 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10781 (cgraph_mark_inline_edge): Likewise.
10782 (try_inline): Likewise.
10783 (cgraph_decide_inlining_incrementally): Likewise.
10784 (cgraph_gate_inlining): Remove.
10785 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10786 (cgraph_gate_early_inlining): Likewise.
10787 (gate_inline_passes): Remove.
10788 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10789 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10790 pass_O0_always_inline): Remove.
10791 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10792 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10793 * opts.c (no_unit_at_a_time_default): Remove.
10794 (decode_options): Remove flag_unit_at_a_time reset and warning.
10795 * opts.h (no_unit_at_a_time_default): Remove.
10796 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10797 early in GNU dialect.
10798 (merge_decls): Update comment; drop unit-at-a-time check.
10799 (finish_decl): Likewise.
10800 (grok_declaration): Remove flag_inline_trees code.
10801 (finish_functions): Return on function returning non-void on all
10803 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10804 * cfgexpand.c (expand_one_static_var): Remove.
10805 (expand_one_var): Remove expand_one_static_var call.
10806 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10807 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10808 and flag_unit_at_a-time compatibility checks.
10809 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10810 * tree-inline.c (flag_inline_trees): Remove.
10811 (inlinable_function_p): Don't check it.
10812 (expand_call_inline): Remove non-unit-at-a-time code.
10813 * tree-inline.h (flag_inline_trees): Remove.
10814 * tree-optimize.c (execute_early_local_optimizations): Remove
10815 unit-at-a-time checks.
10816 (tree_rest_of_compilation): Likewise.
10817 * combine.c (setup_incoming_promotions): Likewise.
10818 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10819 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10820 * passes.c (pass_inline_parameters): Update comments; remove
10821 O0_alwaysinline pass.
10822 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10823 (execute_one_pass): Likewise.
10824 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10825 (ix86_function_sseregparm): Likewise.
10826 * arm.c (arm_function_in_section_p): Likewise.
10827 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10828 * varpool.c: Update comments.
10829 (decide_is_variable_needed): Remove unit-at-a-time checks.
10830 (varpool_finalize_decl): Likewise.
10832 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10834 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10835 to 2 instead of -1.
10836 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10838 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10840 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10841 imp symbol extension.
10843 2008-07-23 Ian Lance Taylor <iant@google.com>
10845 * tree-vrp.c (infer_value_range): Ignore asm statements when
10846 looking for memory accesses for -fdelete-null-pointer-checks.
10848 2008-07-24 Ben Elliston <bje@au.ibm.com>
10850 * config/spu/spu-c.c (__vector_keyword): New variable.
10851 (vector_keyword): Likewise.
10852 (spu_categorize_keyword): New function.
10853 (spu_macro_to_expand): Likewise.
10854 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10855 compiling an ISO C dialect.
10857 2008-07-24 Ben Elliston <bje@au.ibm.com>
10859 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10860 conventional usage.
10862 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10864 * configure: Regenerate.
10865 * configure.ac: Require texinfo 4.7.
10866 * doc/install.texi: Document texinfo 4.7 requirement.
10868 2008-07-23 Martin Jambor <mjambor@suse.cz>
10870 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10871 rather than for DECL_SAVED_TREE.
10872 * ipa-prop.c: Include diagnostic.h.
10873 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10875 (ipa_detect_param_modifications): Function rewritten from scratch.
10876 (ipa_compute_jump_functions): Changed accesses to modification flags.
10877 (ipa_free_node_params_substructures): Update flags destruction.
10878 (ipa_node_duplication_hook): Update flags duplication.
10879 (ipa_print_all_params_modified): Updated flag access.
10880 * ipa-prop.h (struct ipa_param_flags): New structure.
10881 (struct ipa_node_params): New field modification_analysis_done,
10882 modified_flags changed into param_flags.
10883 (ipa_is_ith_param_modified): Changed to use new flags.
10884 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10886 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10887 ipa-cp.c and split into two functions.
10888 (ipa_print_node_jump_functions): New function.
10889 (compute_scalar_jump_functions): New function.
10890 (type_like_member_ptr_p): New function.
10891 (compute_pass_through_member_ptrs): New function.
10892 (fill_member_ptr_cst_jump_function): New function.
10893 (determine_cst_member_ptr): New function.
10894 (compute_cst_member_ptr_arguments): New function.
10895 (ipa_compute_jump_functions): Complete rewrite.
10896 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10897 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10898 (struct ipa_member_ptr_cst): New structure.
10899 (union jump_func_value): New field member_cst.
10900 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10901 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10902 jump function types.
10903 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10904 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10905 instead of ipcp_print_all_jump_functions.
10906 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10907 only for replacable scalars.
10909 * doc/invoke.texi (Optimize options): Add description of
10910 -findirect-inlining.
10911 * common.opt (flag_indirect_inlining): New flag.
10912 * opts.c (decode_options): Set flag_indirect_inlining when
10915 * ipa-inline.c: Include ipa-prop.h.
10916 (inline_indirect_intraprocedural_analysis): New function.
10917 (inline_generate_summary): Allocate parameter and argument info
10918 structures, call inline_indirect_intraprocedural_analysis on each
10919 node when doing indirect inlining and deallocate indirect inlining
10920 data structures in the end.
10921 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10922 (free_all_ipa_structures_after_iinln): New function.
10923 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10925 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10927 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10928 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10929 of computing the frequency separately.
10930 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10931 of computing the frequency separately.
10932 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10933 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10934 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10935 (ipa_get_stmt_member_ptr_load_param): New function.
10936 (ipa_is_ssa_with_stmt_def): New function.
10937 (ipa_note_param_call): New function.
10938 (ipa_analyze_call_uses): New function.
10939 (ipa_analyze_stmt_uses): New function.
10940 (ipa_analyze_params_uses): New function.
10941 (ipa_free_node_params_substructures): Also free the param_calls linked
10943 (ipa_node_duplication_hook): Also duplicate the param_calls
10945 (ipa_print_node_param_flags): New function.
10946 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10947 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10948 * ipa-prop.h (struct ipa_param_flags): New field called.
10949 (struct ipa_param_call_note): New structure.
10950 (struct ipa_node_params): New fields param_calls and
10951 uses_analysis_done.
10952 (ipa_is_ith_param_called): New function.
10953 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10954 ipa_analyze_params_uses and dump parameter flags.
10956 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10957 ipa_propagate_indirect_call_infos if performing indirect inlining,
10958 pass a new parameter new_edges to it.
10959 (add_new_edges_to_heap): New fucntion.
10960 (cgraph_decide_inlining_of_small_functions): New vector
10961 new_indirect_edges for newly found indirect edges , call
10962 ipa_propagate_indirect_call_infos after inlining.
10963 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10964 inlining if performing indirect inlining. Call
10965 free_all_ipa_structures_after_iinln when doing so too.
10966 (inline_generate_summary): Do not call
10967 free_all_ipa_structures_after_iinln here.
10968 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10969 (print_edge_addition_message): New function.
10970 (update_call_notes_after_inlining): New function.
10971 (propagate_info_to_inlined_callees): New function.
10972 (ipa_propagate_indirect_call_infos): New function.
10973 * ipa-prop.h: Include cgraph.h
10974 (struct ipa_param_call_note): Fields reordered, new field processed.
10975 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10976 flag indirect_call.
10977 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10978 rediscovered call statements.
10979 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10980 (dump_cgraph_node): Dump also the indirect_call flag.
10981 (cgraph_clone_edge): Copy also the indirect_call flag.
10982 * tree-inline.c (copy_bb): Do not check for fndecls from call
10983 expressions, check for edge availability when moving clones.
10984 (get_indirect_callee_fndecl): New function.
10985 (expand_call_inline): If callee declaration is not apprent from
10986 the statement, try calling get_indirect_callee_fndecl. Do not
10987 issue warnings or call sorry when not inlinings an indirect edge.
10988 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10990 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10991 bit more frandly to matching.
10992 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10993 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10994 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10996 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10999 * opth-gen.awk: Suppress function specific features when building
11001 * optc-gen.awk: Ditto.
11003 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11006 * diagnostic.c (pedwarn): Add opt parameter.
11008 * c-tree.h (pedwarn_init): Add opt parameter.
11009 (pedwarn_c90): Likewise.
11010 (pedwarn_c99): Likewise.
11011 * c-errors.c (pedwarn_c99): Likewise.
11012 (pedwarn_c90): Likewise.
11013 * toplev.h (pedwarn): Update declaration.
11014 (pedwarn0): Declare.
11015 * c-lex.c: All calls to pedwarn changed.
11016 * builtins.c: All calls to pedwarn changed.
11017 * toplev.c: All calls to pedwarn changed.
11018 * c-decl.c: All calls to pedwarn changed.
11019 * c-typeck.c: All calls to pedwarn changed.
11020 * c-common.c: All calls to pedwarn changed.
11021 * c-parser.c: All calls to pedwarn changed.
11023 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11024 Karthik Kumar <karthikkumar@gmail.com>
11026 * attribs.c (file scope): Include c-common.h.
11027 (decl_attributes): Add support for #pragma GCC optimize and
11028 #pragma GCC option.
11030 * targhooks.c (default_can_inline_p): New function that is the
11031 default for the TARGET_CAN_INLINE_P target hook.
11033 * targhooks.h (default_can_inline_p): Add declaration.
11035 * tree.c (cl_optimization_node): New static tree for building
11036 OPTIMIZATION_NODE tree.
11037 (cl_target_option_node): New static tree for building
11038 TARGET_OPTION_NODE tree.
11039 (cl_option_hash_table): New hash table for hashing
11040 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11041 (cl_option_hash_hash): New function to provide the hash value for
11042 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11043 (cl_option_hash_eq): New function to provide an equality test for
11044 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11045 (tree_code_size): Add support for OPTIMIZATION_NODE and
11046 TARGET_OPTION_NODE trees.
11047 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11048 TARGET_OPTION_NODE trees.
11049 (build_optimization_node): Build a tree that has all of the
11050 current optimization options.
11051 (build_target_option_node): Build a tree that has the target
11052 options that might be changed on a per function basis.
11054 * tree.h (file scope): Include options.h.
11055 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11056 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11057 (TREE_OPTIMIZATION): Ditto.
11058 (TREE_TARGET_SPECIFIC): Ditto.
11059 (struct tree_function_decl): Add fields for remembering the
11060 current optimization options and target specific options.
11061 (struct tree_optimization_option): New tree variant that remembers
11062 the optimization options.
11063 (struct tree_target_option): New tree variant that remembers the
11064 target specific flags that might change for compiling a particular
11066 (union tree_node): Include tree_optimization_option and
11067 tree_target_option fields.
11068 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11069 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11070 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11071 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11072 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11073 optimization and target options.
11074 (optimization_default_node): New macro to refer to global_trees
11076 (optimization_current_node): Ditto.
11077 (optimization_cold_node): Ditto.
11078 (optimization_hot_node): Ditto.
11079 (target_option_default_node): Ditto.
11080 (target_option_current_node): Ditto.
11081 (current_option_pragma): Ditto.
11082 (current_optimize_pragma): Ditto.
11084 * target.h (struct gcc_target): Add valid_option_attribute_p,
11085 target_option_save, target_option_restore, target_option_print,
11086 target_option_pragma_parse, and can_inline_p hooks.
11088 * toplev.h (parse_optimize_options): Add declaration.
11089 (fast_math_flags_struct_set_p): Ditto.
11091 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11092 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11095 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11096 tree_can_inline_p hook to see if one function can inline another.
11097 (cgraph_decide_inlining): Ditto.
11098 (cgraph_decide_inlining_incrementally): Ditto.
11100 * opts.c (decode_options): Add support for running multiple times
11101 to allow functions with different target or optimization options
11102 than was specified on the command line.
11103 (fast_math_flags_struct_set_p): New function that is similar to
11104 fast_math_flags_set_p, except it uses the values in the
11105 cl_optimization structure instead of global variables.
11107 * optc-gen.awk: Add support for TargetSave to allow a back end to
11108 declare new fields that need to be saved when using function
11109 specific options. Include flags.h and target.h in the options.c
11110 source. Add support for Save to indicate which options can be set
11111 for individual functions. Generate cl_optimize_save,
11112 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11113 cl_target_option_restore, cl_target_option_print functions to
11114 allow functions to use different optimization or target options.
11116 * opt-functions.awk (var_type_struct): Return the type used for
11117 storing the field in a structure.
11119 * opth-gen.awk: Add support for TargetSave to allow a back end to
11120 declare new fields that need to be saved when using function
11121 specific options. Add support for Save to indicate which options
11122 can be set for individual functions. Only generate one extern for
11123 Mask fields. Generate cl_optimization and cl_target_option
11124 structures to remember optimization and target options.
11126 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11127 collecting new tree nodes.
11128 (TS_TARGET_OPTION): Ditto.
11130 * c-decl.c (merge_decls): Merge function specific target and
11131 optimization options.
11133 * function.c (invoke_set_current_function_hook): If the function
11134 uses different optimization options, change the global variables
11137 * coretypes.h (struct cl_optimization): Add forward reference.
11138 (struct cl_target_option): Ditto.
11140 * c-pragma.c (option_stack): New static vector to remember the
11141 current #pragma GCC option stack.
11142 (handle_pragma_option): New function to support #pragma GCC option
11143 to change target options.
11144 (optimize_stack): New static vector to remember the current
11145 #pragma GCC optimize stack.
11146 (handle_pragma_optimize): New function to support #pragma GCC
11147 optimize to change optimization options.
11148 (init_pragma): Add support for #pragma GCC optimize and #pragma
11151 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11152 optimization options.
11153 (TARGET_OPTION_NODE): New tree code for remembering certain target
11156 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11157 TARGET_OPTION_NODE trees.
11159 * common.opt (-O): Add Optimization flag.
11161 (-fmath-errno): Ditto.
11162 (-falign-functions): Add UInteger flag to make sure flag gets full
11163 int in cl_optimization structure.
11164 (-falign-jumps): Ditto.
11165 (-falign-labels): Ditto.
11166 (-falign-loops): Ditto.
11167 (-fsched-stalled-insns): Ditto.
11168 (-fsched-stalled-insns-dep): Ditto.
11170 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11172 (TARGET_OPTION_SAVE): Ditto.
11173 (TARGET_OPTION_RESTORE): Ditto.
11174 (TARGET_OPTION_PRINT): Ditto.
11175 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11176 (TARGET_CAN_INLINE_P): Ditto.
11177 (TARGET_INITIALIZER): Add new hooks.
11179 * tree-inline.c (tree_can_inline_p): New function to determine
11180 whether one function can inline another. Check if the functions
11181 use compatible optimization options, and also call the backend
11184 * tree-inline.h (tree_can_inline_p): Add declaration.
11186 * c-common.c (c_common_attribute): Add support for option and
11187 optimize attributes.
11188 (handle_option_attribute): Add support for the option attribute to
11189 allow the user to specify different target options for compiling a
11191 (handle_optimize_attribute): Add support for the optimize
11192 attribute to allow the user to specify different optimization
11193 options for compiling a specific function.
11194 (handle_hot_attribute): Turn on -O3 optimization for this one
11195 function if it isn't the default optimization level.
11196 (handle_cold_attribute): Turn on -Os optimization for this one
11197 function if it insn't the default optimization.
11198 (const_char_p): New const char * typedef.
11199 (optimize_args): New static vector to remember the optimization
11201 (parse_optimize_options): New function to set up the optimization
11202 arguments from either the optimize attribute or #pragma GCC optimize.
11204 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11205 (builtin_define_std): Ditto.
11207 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11208 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11209 (x86_64-*-*): Ditto.
11211 * Makefile.in (TREE_H): Add options.h.
11212 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11214 * doc/extend.texi (option attribute): Document new attribute.
11215 (optimize attribute): Ditto.
11216 (hot attribute): Document hot attribute sets -O3.
11217 (cold attribute): Document cold attribute sets -Os.
11218 (#pragma GCC option): Document new pragma.
11219 (#pragma GCC optimize): Ditto.
11221 * doc/options.texi (TargetSave): Document TargetSave syntax.
11222 (UInteger): Document UInteger must be used for certain flags.
11223 (Save): Document Save option to create target specific options
11224 that can be saved/restored on a function specific context.
11226 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11227 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11229 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11230 (TARGET_OPTION_SAVE): Ditto.
11231 (TARGET_OPTION_RESTORE): Ditto.
11232 (TARGET_OPTION_PRINT): Ditto.
11233 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11234 (TARGET_CAN_INLINE_P): Ditto.
11236 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11238 (-mfpmath=both): Ditto.
11240 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11241 Karthik Kumar <karthikkumar@gmail.com>
11243 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11244 (TARGET_POPCNT): Ditto.
11245 (TARGET_SAHF): Ditto.
11246 (TARGET_AES): Ditto.
11247 (TARGET_PCLMUL): Ditto.
11248 (TARGET_CMPXCHG16B): Ditto.
11249 (TARGET_RECIP): Move switch into target_flags.
11250 (TARGET_FUSED_MADD): Ditto.
11251 (ix86_arch_features): Make an unsigned char type.
11252 (ix86_tune_features): Ditto.
11253 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11254 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11255 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11257 * config/i386/i386.opt (arch): New TargetSave field to define
11258 fields that need to be saved for function specific option support.
11261 (branch_cost): Ditto.
11262 (ix86_isa_flags_explicit): Ditto.
11263 (tune_defaulted): Ditto.
11264 (arch_specified): Ditto.
11265 (-m128-long-double): Add Save flag to save option for target
11266 specific option support.
11268 (-maccumulate-outgoing-args): Ditto.
11269 (-malign-double): Ditto.
11270 (-malign-stringops): Ditto.
11271 (-mfancy-math-387): Ditto.
11272 (-mhard-float): Ditto.
11273 (-mieee-fp): Ditto.
11274 (-minline-all-stringops): Ditto.
11275 (-minline-stringops-dynamically): Ditto.
11276 (-mms-bitfields): Ditto.
11277 (-mno-align-stringops): Ditto.
11278 (-mno-fancy-math-387): Ditto.
11279 (-mno-push-args): Ditto.
11280 (-mno-red-zone): Ditto.
11281 (-mpush-args): Ditto.
11282 (-mred-zone): Ditto.
11284 (-msseregparm): Ditto.
11285 (-mstack-arg-probe): Ditto.
11297 (-mno-sse4): Ditto.
11300 (-mrecip): Move flag into target_flags.
11302 (-mno-fused-madd): Ditto.
11303 (-mfused-madd): Ditto.
11304 (-mabm): Move flag into ix86_isa_flags.
11311 * config/i386/i386-c.c: New file for #pragma support.
11312 (ix86_target_macros_internal): New function to #define or #undef
11313 target macros based when the user uses the #pragma GCC option to
11314 change target options.
11315 (ix86_pragma_option_parse): New function to add #pragma GCC option
11317 (ix86_target_macros): Move defining the target macros here from
11318 TARGET_CPU_CPP_BUILTINS in i386.h.
11319 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11320 defined, initialize any subtarget #pragmas.
11322 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11323 REGISTER_TARGET_PRAGMAS.
11325 * config/i386/t-i386: New file for x86 dependencies.
11326 (i386.o): Make dependencies mirror the include files used.
11327 (i386-c.o): New file, add dependencies.
11329 * config/i386/i386-protos.h (override_options): Add bool argument.
11330 (ix86_valid_option_attribute_tree): Add declaration.
11331 (ix86_target_macros): Ditto.
11332 (ix86_register_macros): Ditto.
11334 * config/i386/i386.c (ix86_tune_features): Move initialization of
11335 the target masks to initial_ix86_tune_features to allow functions
11336 to have different target options. Make type unsigned char,
11337 instead of unsigned int.
11338 (initial_ix86_tune_features): New static vector to hold processor
11339 masks for the tune variables.
11340 (ix86_arch_features): Move initialization of the target masks to
11341 initial_ix86_arch_features to allow functions to have different
11342 target options. Make type unsigned char, instead of unsigned int.
11343 (initial_ix86_arch_features): New static vector to hold processor
11344 masks for the arch variables.
11345 (enum ix86_function_specific_strings): New enum to describe the
11346 string options used for attribute((option(...))).
11347 (ix86_target_string): New function to return a string that
11348 describes the target options.
11349 (ix86_debug_options): New function to print the current options in
11351 (ix86_function_specific_save): New function hook to save the
11352 function specific global variables in the cl_target_option structure.
11353 (ix86_function_specific_restore): New function hook to restore the
11354 function specific variables from the cl_target_option structure to
11355 the global variables.
11356 (ix86_function_specific_print): New function hook to print the
11357 target specific options in the cl_target_option structure.
11358 (ix86_valid_option_attribute_p): New function hook to validate
11359 attribute((option(...))) arguments.
11360 (ix86_valid_option_attribute_tree): New function that is common
11361 code between attribute((option(...))) and #pragma GCC option
11362 support that parses the options and returns a tree holding the options.
11363 (ix86_valid_option_attribute_inner_p): New helper function for
11364 ix86_valid_option_attribute_tree.
11365 (ix86_can_inline_p): New function hook to decide if one function
11366 can inline another on a target specific basis.
11367 (ix86_set_current_function); New function hook to switch target
11368 options if the user used attribute((option(...))) or #pragma GCC
11370 (ix86_tune_defaulted): Move to static file scope from
11372 (ix86_arch_specified): Ditto.
11373 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11375 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11376 (OPTION_MASK_ISA_ABM_SET): Ditto.
11377 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11378 (OPTION_MASK_ISA_CX16_SET): Ditto.
11379 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11380 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11381 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11382 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11383 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11384 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11385 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11386 (struct ptt): Move to static file scope from override_options.
11387 (processor_target_table): Ditto.
11388 (cpu_names): Ditto.
11389 (ix86_handle_option): Add support for options that are now isa options.
11390 (override_options): Add support for declaring functions that
11391 support different target options than were specified on the
11392 command line. Move struct ptt, processor_target_table, cpu_names,
11393 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11394 Add bool argument. Fix up error messages so the appropriate error
11395 is given for either command line or attribute.
11396 (ix86_previous_fndecl): New static to remember previous function
11397 declaration to see if we need to change target options.
11398 (ix86_builtins_isa): New array to record the ISA of each builtin
11400 (def_builtin): Always create the builtin function, even if the
11401 current ISA doesn't support it.
11402 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11403 tests for those builtins.
11404 (ix86_init_builtins): Remove TARGET_MMX test for calling
11405 ix86_init_mmx_sse_builtins.
11406 (ix86_expand_builtin): If the current ISA doesn't support a given
11407 builtin, signal an error.
11408 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11409 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11410 (TARGET_OPTION_SAVE): Ditto.
11411 (TARGET_OPTION_RESTORE): Ditto.
11412 (TARGET_OPTION_PRINT): Ditto.
11413 (TARGET_CAN_INLINE_P): Ditto.
11415 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11417 * c-typeck.c (build_external_ref): Don't call assemble_external.
11418 * final.c (output_operand): Call assemble_external.
11420 2008-07-21 DJ Delorie <dj@redhat.com>
11422 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11423 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11425 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11427 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11428 original insn and splitter contents into ...
11429 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11430 flag_unsafe_math_optimizations. Add dummy scratch register.
11431 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11432 !flag_unsafe_math_optimizations. Returns number with next
11433 highest magnitude if this is still less or equal to the true
11434 quotient in magnitude.
11436 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11438 * Makefile.in: Replace toplev.h with TOPLEV_H.
11439 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11440 * c-lex.c (fe_file_change): Don't set in_system_header.
11441 * c-parser.c (c_token): Remove in_system_header.
11442 (c_lex_one_token): Don't set in_system_header.
11443 (c_parser_set_source_position_from_token): Don't set in_system_header.
11444 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11447 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11448 * flags.h (in_system_header): Remove.
11449 * function.c (saved_in_system_header): Remove.
11450 (push_cfun): Don't set in_system_header.
11451 (pop_cfun): Don't set in_system_header.
11452 (push_struct_function): Don't set in_system_header.
11453 * input.h (expanded_location): Add sysp.
11454 (in_system_header_at): New.
11455 (in_system_header): New.
11456 * toplev.c (in_system_header): Remove.
11457 * toplev.h: Include input.h
11459 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11460 * tree-ssa.c (warn_uninit): Call warning_at.
11461 (warn_uninitialized_var): Update calls to warn_uninit.
11462 (warn_uninitialized_phi): Update calls to warn_uninit.
11463 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11464 (expand_location): Initialize xloc.sysp.
11465 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11466 (tree_decl_with_vis): Remove in_system_header_flag.
11468 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11471 * recog.c (asm_operand_ok): Change the order of the extra
11472 memory constraint checks.
11474 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11477 * tree-switch-conversion.c (build_one_array): Call
11478 varpool_mark_needed_node and varpool_finalize_decl
11479 instead of assemble_variable.
11481 2008-07-19 Jan Hubicka <jh@suse.cz>
11483 * cgraph.c (cgraph_add_new_function): Do early local passes.
11484 * tree-nrv.c (gate_pass_return_slot): New gate.
11485 (pass_nrv): Add the gate.
11486 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11488 (coalesce_ssa_name): Coalesce SSA names.
11489 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11490 not optimizing so unused user vars remains visible.
11491 * common.opt (flag_tree_ter): Always enable by default.
11492 * tree-ssa-ter.c: Include flags.h
11493 (is_replaceable_p): Check that locations match; when aliasing
11494 is missing be conservative about loads.
11495 * tree-optimize.c (gate_init_datastructures): Remove.
11496 (pass_init_datastructures): New.
11497 * passes.c: Reorder passes so we always go into SSA.
11499 2008-07-19 Jan Hubicka <jh@suse.cz>
11501 * doc/extend.texi (flatten attribute): Remove note about
11503 * doc/invoke.texi (--combine): Likewise.
11504 (-finline-functions-called-once): Update levels when enabled.
11505 (-funit-at-a-time): Document new behaviour.
11506 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11507 -fno-section-anchors when disabled explicitly.
11508 (inline params): They are not ignored now.
11509 (precompiled headers): Remove unit-at-a-time as being incompatible.
11510 * opts.c (decode_options): Handle unit-at-a-time as alias;
11511 imply -fno-section-anchors when toplevel reorder is disabled
11513 * common.opt (ftoplevel-reorder): Set default value to 2.
11514 (funit-at-a-time): Set default value to 1.
11515 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11518 2008-07-19 Jan Hubicka <jh@suse.cz>
11520 * builtins.c (expand_builtin_int_roundingfn,
11521 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11524 2008-07-19 Richard Guenther <rguenther@suse.de>
11527 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11528 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11529 * tree-ssa-pre.c (get_expr_value_id): For newly created
11530 constant value-ids make sure to add the expression to its
11533 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11535 PR middle-end/36877
11536 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11537 return value of the builtin is ignored.
11539 2008-07-19 Olivier Hainque <hainque@adacore.com>
11541 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11542 bits, a C conformant malloc implementation has to provide.
11543 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11545 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11549 * reload.c (find_reloads_subreg_address): Only reload address if
11550 reloaded == 0, not for reloaded != 1.
11553 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11554 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11555 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11556 m32c_legitimize_reload_address.
11558 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11559 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11560 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11562 2008-07-19 Olivier Hainque <hainque@adacore.com>
11564 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11565 argument, saying whether nested array are to be collapsed
11566 into a single array type DIE with multiple subscripts.
11567 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11568 issues, centralize the nested array types collapsing control and
11569 disable the transformation for Ada.
11571 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11574 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11576 (x86_64_shift_adj_2): New expander.
11577 (x86_64_shift_adj_3): Ditto.
11578 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11579 to split TImode operands.
11580 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11581 (ix86_split_lshr): Ditto.
11583 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11585 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11586 and __CHAR32_TYPE__.
11587 * c-typeck.c (digest_init): Support char16_t and char32_t.
11588 (set_nonincremental_init_from_string): Idem.
11590 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11592 PR middle-end/36859
11593 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11594 PREFERRED_STACK_BOUNDARY.
11595 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11597 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11599 PR middle-end/36858
11600 * function.c (locate_and_pad_parm): Cap boundary earlier.
11602 2008-07-17 Julian Brown <julian@codesourcery.com>
11604 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11605 no-op for targets which don't use DLLs.
11607 2008-07-17 Martin Jambor <mjambor@suse.cz>
11609 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11610 that nodes are relevant by examining the node->analyzed flag.
11611 (ipcp_init_stage): Check which nodes are relevant, assert that the
11612 relevant ones are also required.
11613 (ipcp_propagate_stage): Check on the side arrays are properly
11615 (ipcp_print_all_jump_functions): Make sure not to touch any node
11616 that is not analyzed or an edge that does not have a corresponding
11617 entry in the on-the-side vectors.
11618 (ipcp_function_scale_print): Likewise.
11619 (ipcp_update_callgraph): Check that the node is relevant.
11620 (ipcp_insert_stage): Check that the node is relevant. Check there is
11621 an info for every node and edge.
11622 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11623 (ipa_print_all_tree_maps): Likewise and a new variable info.
11624 (ipa_print_all_params_modified): Likewise.
11625 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11627 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11630 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11632 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11634 PR rtl-optimization/36753
11635 * fwprop.c (use_killed_between): Don't shortcut
11636 single-definition global registers.
11638 2008-07-16 Jan Hubicka <jh@suse.cz>
11640 * cgraph.h (varpool_empty_needed_queue): Declare.
11641 * cgraphunit.c (output_in_order): Mark all variables as needed;
11643 * varpool.c (varpool_assemble_node): Update debug queue.
11644 (varpool_assemble_pending_decls): Don't do it here.
11645 (varpool_empty_needed_queue): New function.
11647 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11649 * recog.c (peephole2_optimize): Fix formatting.
11651 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11653 * c-pch.c (get_ident): Avoid C++ keywords.
11654 * combine-stack-adj.c (single_set_for_csa): Likewise.
11655 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11656 output_asm_insn): Likewise.
11657 * reload.c (push_secondary_reload, find_reusable_reload,
11658 push_reload, combine_reloads, find_reloads,
11659 debug_reload_to_stream): Likewise.
11660 * reload.h (struct reload): Likewise.
11661 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11662 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11663 emit_output_reload_insns): Likewise.
11664 * targhooks.c (default_secondary_reload): Likewise.
11665 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11667 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11669 * recog.c (validate_change_1, validate_change,
11670 validate_unshare_change, validate_replace_rtx_1, struct
11671 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11673 * reload.c (push_secondary_reload, secondary_reload_class,
11674 scratch_reload_class, find_valid_class, find_reusable_reload,
11675 push_reload, find_dummy_reload, find_reloads_address_1,
11676 find_reloads_address_part, find_equiv_reg): Likewise.
11677 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11678 choose_reload_regs): Likewise.
11679 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11681 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11682 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11683 * sched-rgn.c (concat_INSN_LIST): Likewise.
11684 * stor-layout.c (mode_for_size, mode_for_size_tree,
11685 smallest_mode_for_size): Likewise.
11687 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11689 * cfg.c (dump_reg_info): Avoid C++ keywords.
11690 * dwarf2asm.c (dw2_force_const_mem,
11691 dw2_asm_output_encoded_addr_rtx): Likewise.
11692 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11693 * expmed.c (expand_shift): Likewise.
11694 * global.c (find_reg): Likewise.
11695 * graph.c (draw_edge): Likewise.
11696 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11697 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11698 widen_clz, widen_bswap, expand_parity, expand_unop,
11699 emit_cmp_and_jump_insn_1): Likewise.
11700 * postreload.c (reload_cse_simplify_operands): Likewise.
11701 * ra.h (add_neighbor): Likewise.
11702 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11703 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11704 record_reg_classes, copy_cost, record_address_regs,
11705 invalid_mode_change_p): Likewise.
11706 * regrename.c (regrename_optimize, scan_rtx_reg,
11707 dump_def_use_chain, find_oldest_value_reg,
11708 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11710 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11712 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11713 MASK_POWERPC64 for power4 in previous commit.
11715 2008-07-16 Olivier Hainque <hainque@adacore.com>
11717 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11718 instead of bare conversion to cast const-ness away.
11720 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11722 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11723 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11724 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11725 (TARGET_FUNCTION_VALUE): Define.
11727 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11729 * config/rs6000/rs6000.c (processor_target_table): Add
11730 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11732 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11735 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11736 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11737 m32c_legitimize_reload_address.
11739 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11741 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11742 DECL_IN_SYSTEM_HEADER in sync.
11744 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11746 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11747 * tree-ssa-pre.c (pre_expr_eq): Ditto
11748 (get_constant_for_value_id): Take a type as an argument.
11749 (fully_constant_expression): Pass in type.
11750 (find_or_generate_expression): Short circuit constant case.
11751 (create_expression_by_pieces): Remove special casing of
11753 (do_regular_insertion): Short circuit constant case.
11754 (do_partial_partial_insertion): Ditto.
11756 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11759 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11761 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11763 * config/xtensa/libgcc-xtensa.ver: New file.
11764 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11766 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11768 * df-problems.c (df_set_note): Avoid C++ keywords.
11769 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11770 * dse.c (record_store, remove_useless_values): Likewise.
11771 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11772 gen_reg_rtx_offset, operand_subword, change_address_1,
11773 change_address, adjust_address_1, offset_address,
11774 widen_memory_access, emit_copy_of_insn_after): Likewise.
11775 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11776 * fwprop.c (should_replace_address, propagate_rtx_1,
11777 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11779 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11780 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11781 * lcm.c (compute_insert_delete, pre_edge_lcm,
11782 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11783 * lower-subreg.c (resolve_reg_notes): Likewise.
11784 * mode-switching.c (optimize_mode_switching): Likewise.
11786 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11788 * bt-load.c (add_btr_def, migrate_btr_def,
11789 branch_target_load_optimize): Avoid C++ keywords.
11790 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11792 * combine.c (subst, simplify_set, make_extraction,
11793 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11794 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11795 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11797 2008-07-15 Richard Guenther <rguenther@suse.de>
11799 PR middle-end/36369
11800 * c-common.c (strict_aliasing_warning): Do not warn for
11801 TYPE_REF_CAN_ALIAS_ALL pointers.
11802 (c_common_get_alias_set): may_alias types are not special.
11803 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11804 attribute and set can_ref_all accordingly.
11805 (build_reference_type_for_mode): Likewise.
11806 * doc/extend.texi (may_alias): Clarify.
11808 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11811 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11812 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11814 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11817 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11818 gcc_assert, instead call output_operand_lossage.
11820 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11822 * builtins.c (std_canonical_va_list): Treat structure based
11825 2008-07-15 Ben Elliston <bje@au.ibm.com>
11827 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11829 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11831 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11834 2008-07-14 Jan Hubicka <jh@suse.cz>
11836 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11837 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11838 fix predicates and constraints.
11839 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11840 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11842 2008-07-14 Doug Kwan <dougkwan@google.com>
11844 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11845 additional option file arm/eabi.opt.
11846 * config/arm/eabi.h (File): New configuration file for EABI targets.
11847 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11848 SUBSUBTARGET_EXTRA_SPECS.
11849 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11850 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11851 from STARTFILE_SPEC so that it can be referenced in an override.
11852 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11853 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11854 can be referenced in an override.
11855 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11856 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11857 so that it can be referenced in an override.
11858 (LINK_SPEC): Use BPABI_LINK_SPEC.
11859 * config/arm/eabi.opt (File): New.
11861 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11863 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11864 (FIXED_VALUE_H): New variable.
11865 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11866 input.h, fixed-value.h.
11867 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11868 (BASIC_BLOCK_H): Use $(BITMAP_H).
11869 (FUNCTION_H): Add varray.h.
11870 (IPA_REFERENCE_H): Use $(BITMAP_H).
11871 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11872 (DF_H): Use $(BITMAP_H).
11873 (GGC_H): Add statistics.h.
11874 (INSN_ADDR_H): New.
11875 (INSN_ATTR_H): Use it.
11876 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11878 (SYMTAB_H): Add $(OBSTACK_H).
11879 (CPP_INTERNAL_H): New.
11880 (TREE_DUMP_H): Add tree-pass.h.
11881 (TREE_FLOW_H): Use $(BITMAP_H)
11882 (PRETTY_PRINT_H): Use $(INPUT_H).
11883 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11886 (many object files): Fix lots of header dependencies throughout.
11888 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11890 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11892 (s-gtyp-input): Use them to write tmp-gi.list.
11893 (echo_to_gi.list): Remove.
11895 2008-07-14 Richard Guenther <rguenther@suse.de>
11897 * tree-ssa-sccvn.c (pre_info): Remove.
11898 (switch_to_PRE_table): Likewise.
11899 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11900 (set_hashtable_value_ids): Do not create value-ids for the
11902 (run_scc_vn): Remove double test. Remove bogus special-case
11903 in value-number printing.
11904 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11905 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11907 * tree-flow-inline.h (get_value_handle): Remove.
11908 * tree-flow.h (get_value_handle): Remove.
11910 2008-07-14 Martin Jambor <mjambor@suse.cz>
11912 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11913 in which we generate arithmetics is not a subrange.
11915 2008-07-14 Martin Jambor <mjambor@suse.cz>
11917 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11919 2008-07-14 Richard Guenther <rguenther@suse.de>
11921 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11923 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11926 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11927 reload for symbol refs moved to r0 with -fPIC.
11928 (legitimize_pic_address): Use the target register as temporary
11930 (emit_symbolic_move): Adjust comment.
11931 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11934 2008-07-14 Ben Elliston <bje@au.ibm.com>
11936 * c-common.h (C_CPP_HASHNODE): New macro.
11937 * coretypes.h (struct cpp_token): Forward declare.
11938 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11939 the context-sensitive keyword method.
11940 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11941 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11942 expand_bool_pixel): New.
11943 (altivec_categorize_keyword): New function.
11944 (init_vector_keywords): New function.
11945 (rs6000_macro_to_expand): Likewise.
11946 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11947 compiling an ISO C dialect.
11949 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11951 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11952 (create_expression_by_pieces): Fix typo.
11953 (do_regular_insertion): Use debug counter here too.
11955 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11958 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11959 CONST_OK_FOR_LETTER_P. All port-local users changed.
11960 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11961 implement Kp matching power-of-two.
11962 (CONSTRAINT_LEN): Define to match.
11963 * config/cris/cris.md: Replace all use of constraint K with Kc.
11964 ("*btst*): Use Kp for operand 0 of last alternative.
11966 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11969 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11972 2008-07-13 Jan Hubicka <jh@suse.cz>
11974 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11977 2008-07-13 Richard Guenther <rguenther@suse.de>
11979 PR middle-end/36811
11980 * langhooks.c (lhd_print_error_function): Deal with recursive
11983 2008-07-12 Jan Hubicka <jh@suse.cz>
11985 * cgraph.c (assembler_name_hash): New static var.
11986 (hash_node_by_assembler_name, eq_assembler_name): New.
11987 (cgraph_node_for_asm): Use hashtable.
11988 (cgraph_remove_node): Maintain hashtable.
11989 (change_decl_assembler_name): Sanity check that names are not changing
11990 after aliasing was processed.
11991 * cgraph.h (varpoon_node): Add next GGC marker.
11992 * tree.c (decl_assembler_name_equal): Constify.
11993 (decl_assembler_name_hash): New.
11994 * tree.h (decl_assembler_name_equal): Constify.
11995 (decl_assembler_name_hash): Update.
11997 2008-07-12 David Daney <ddaney@avtrex.com>
11999 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12000 sb1 and r5000 cpus.
12002 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12004 * doc/md.texi: Document the MIPS "v" constraint.
12005 * config/mips/mips.h (reg_class): Revert last change.
12006 (REG_CLASS_NAMES): Likewise.
12007 (REG_CLASS_CONTENTS): Likewise.
12008 * config/mips/mips.c (mips_regno_to_class): Likewise.
12009 * config/mips/constraints.md (v): Likewise, but add documentation.
12010 Add a comment to say that this constraint should not be used in
12013 2008-07-11 DJ Delorie <dj@redhat.com>
12015 * config/h8300/h8300.md (length): Fix branch offset limit.
12017 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12019 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12020 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12021 (avr_hard_regno_scratch_ok): New function.
12022 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12023 * config/avr/avr.md (all peepholes that request a scratch register):
12024 Remove avr_peep2_scratch_safe use.
12026 2008-07-11 Tom Tromey <tromey@redhat.com>
12027 Ian Lance Taylor <iant@google.com>
12029 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12030 (struct c_common_resword): Define.
12031 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12032 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12033 (c_common_reswords, num_c_common_reswords): Declare.
12034 * c-common.c (c_common_reswords): New global const array.
12035 (num_c_common_reswords): New const int.
12036 * c-parser.c (struct resword, reswords): Don't define.
12037 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12038 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12039 than reswords. If warning about C++ keywords, give them a special
12041 (c_lex_one_token): Warn about C++ keywords. Call
12042 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12043 (c_parser_external_declaration): Look for RID_xxx rather than
12044 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12045 (c_parser_statement_after_labels): Likewise.
12046 (c_parser_objc_class_instance_variables): Likewise.
12047 (c_parser_objc_class_declaration): Likewise.
12048 (c_parser_objc_try_catch_statement): Likewise.
12049 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12050 (declspecs_add_type): Likewise.
12052 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12054 * ggc-page.c (alloc_page):
12055 Substituting xmalloc, xcalloc with
12056 XNEWVEC and XCNEWVAR macros which add the
12059 2008-07-11 Richard Guenther <rguenther@suse.de>
12061 PR tree-optimization/36765
12062 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12063 aliases from HEAP vars to SMTs.
12065 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12067 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12068 * configure.ac (loose_warn): Move -Wc++-compat from here...
12069 (strict_warn): ...to here.
12070 * configure: Regenerate.
12072 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12074 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12075 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12076 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12077 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12078 excluding more specific h8300-*-* and sh-*-* targets.
12080 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12082 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12083 (eliminate): Ditto.
12084 (execute_pre): Call loop_optimizer_finalize in early exit.
12086 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12088 PR middle-end/36790
12089 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12090 uids in the bitmap, not just VAR_DECL uids.
12092 PR rtl-optimization/36419
12093 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12094 (combine_stack_adjustments_for_block): Call it if needed. Delete
12096 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12097 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12098 prologue sp adjustment.
12100 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12103 * opts.c (print_ignored_options): Report postponed diagnostics for
12104 unknown -Wno-* options as warnings, not errors.
12105 (postpone_unknown_option_error): Renamed to...
12106 (postpone_unknown_option_warning): ... this.
12108 2008-07-09 Doug Kwan <dougkwan@google.com>
12111 2008-07-08 Doug Kwan <dougkwan@google.com>
12113 * config/arm/arm.opt (mandroid): New option.
12114 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12115 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12117 (CC1PLUS_SPEC): Same.
12119 (STARTFILE_SPEC): Same.
12120 (ENDFILE_SPEC): Same.
12121 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12124 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12127 * config/mips/mips.h (reg_class): Remove V1_REG.
12128 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12129 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12130 instead of V1_REGS.
12131 (mips_get_tp): New function.
12132 (mips_legitimize_tls_address): Use it.
12133 * config/mips/constraints.md (v): Delete.
12134 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12135 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12136 After reload, split into a move and ...
12137 (*tls_get_tp_<mode>_split): ...this new instruction.
12139 2008-07-09 David Daney <ddaney@avtrex.com>
12141 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12143 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12145 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12146 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12148 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12149 htab_delete should be called. Don't free c.
12150 (lookup_tmp_var): Create temp_htab lazily.
12151 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12152 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12154 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12155 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12156 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12157 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12158 * tree-sra.c (generate_element_init): Likewise.
12159 * tree-mudflap.c (execute_mudflap_function_ops,
12160 execute_mudflap_function_decls): Likewise.
12161 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12162 * tree-gimple.h (struct gimplify_ctx): New type.
12163 (push_gimplify_context): Adjust prototype.
12165 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12167 * tree-ssa-pre.c (phi_translate_1): Update placement of
12168 add_to_value calls.
12170 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12172 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12173 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12174 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12175 * targhooks.c (default_hard_regno_scratch_ok): New function.
12176 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12177 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12178 * recog.c: Include "target.h".
12179 (peep2_find_free_register): Add check for global regs. Add target
12181 * Makefile.in (recog.o): Depend on target.h.
12183 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12185 * config/sh/sh.c (sh_canonical_va_list_type): New.
12186 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12188 2008-07-09 Raksit Ashok <raksit@google.com>
12190 * doc/invoke.texi (Option Summary): Mention new option
12191 -Wdisallowed-function-list=...
12192 (Warning Options): Document -Wdisallowed-function-list=...
12193 * common.opt (Wdisallowed-function-list=): New flag.
12194 * flags.h (warn_disallowed_functions): External definition of new
12195 boolean warning flag.
12196 (warn_if_disallowed_function_p): Declare new function.
12197 * opts.c (warning_disallowed_functions): New static variable.
12198 (warn_disallowed_functions): New boolean warning flag.
12199 (warn_if_disallowed_function_p): New function.
12200 (add_comma_separated_to_vector): Rename
12201 add_instrument_functions_exclude_list to this.
12202 (common_handle_option): Handle new option. Rename calls to
12203 add_instrument_functions_exclude_list into calls to
12204 add_comma_separated_to_vector.
12205 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12206 based on flag warn_disallowed_functions.
12208 2008-07-09 Christian Bruel <christian.bruel@st.com>
12210 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12211 instead of get_attr_length.
12213 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12215 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12217 * genemit.c (gen_insn): Likewise.
12218 * gengtype.c (note_def_vec): Likewise.
12219 * gengtype.h (note_def_vec): Likewise.
12220 * genoutput.c (struct data, output_insn_data, process_template,
12221 gen_expand, gen_split, note_constraint): Likewise.
12222 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12223 make_insn_sequence): Likewise.
12224 * gensupport.c (record_insn_name): Likewise.
12226 2008-07-08 Doug Kwan <dougkwan@google.com>
12228 * config/arm/arm.opt (mandroid): New option.
12229 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12230 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12232 (CC1PLUS_SPEC): Same.
12234 (STARTFILE_SPEC): Same.
12235 (ENDFILE_SPEC): Same.
12236 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12239 2008-07-08 Raksit Ashok <raksit@google.com>
12241 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12242 (set_storage_via_setmem): Fix expected_align parameter.
12243 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12244 missing from the list.
12245 * doc/md.texi (movmem): Explicitly state that expected alignment is
12246 to be expressed in bytes.
12247 (setmem): Explicitly state that expected alignment is to be expressed
12250 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12252 * reload.c (find_reloads_subreg_address): Do not require validity
12253 of address in original mode before reloading address.
12255 2008-07-07 Tianwei Sheng <tianweis@google.com>
12257 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12258 bounds array access.
12260 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12262 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12264 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12266 Fix PR tree-optimization/23455
12267 Fix PR tree-optimization/35286
12268 Fix PR tree-optimization/35287
12269 * Makefile.in (OBJS-common): Remove tree-vn.o.
12270 (tree-vn.o): Remove.
12271 * dbgcnt.def: Add treepre_insert debug counter.
12272 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12273 (debug_value_expressions): Ditto.
12274 (print_value_expressions): Ditto.
12275 * tree-pretty-print.c (dump_generic_node): Updated for
12276 VALUE_HANDLE removal.
12277 * tree-ssa-dom.c (record_equality): Ditto.
12278 (cprop_operand): Ditto.
12279 (lookup_avail_expr): Ditto.
12280 * tree-ssa-threadedge.c
12281 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12282 (simplify_control_stmt_condition): Ditto.
12283 * tree.c (tree_code_size): Ditto.
12284 (tree_node_structure): Ditto.
12285 (iterative_hash_expr): Ditto.
12287 * tree.h (VALUE_HANDLE_ID): Ditto.
12288 (VALUE_HANDLE_EXPR_SET): Ditto.
12289 (struct tree_value_handle): Ditto.
12290 (union tree_node): Ditto.
12291 * treestruct.def: Ditto.
12292 * tree-vn.c: Removed.
12293 * tree-ssa-pre.c: Rewritten entirely.
12294 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12295 (constant_value_ids): Ditto.
12296 (vn_nary_op_t): Moved to header.
12298 (vn_reference_op_t): Ditto
12299 (vn_reference_t): Ditto.
12300 (next_value_id): New variable.
12301 (VN_INFO): Add an assert.
12302 (vn_constant_eq): New function.
12303 (vn_constant_hash): Ditto.
12304 (get_or_alloc_constant_value_id): Ditto.
12305 (value_id_constant_p): Ditto.
12306 (vn_reference_compute_hash): De-staticify.
12307 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12308 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12309 (valueize_refs): Update opcode if it changes from ssa name to constant.
12310 (vn_reference_lookup_1): Add new argument.
12311 (vn_reference_lookup): Ditto.
12312 (vn_reference_lookup_pieces): New function.
12313 (vn_reference_insert): Add return type. Modify to deal with value ids.
12314 (vn_reference_insert_pieces): New function.
12315 (vn_nary_op_compute_hash): De-staticify.
12316 (vn_nary_op_eq): Ditto.
12317 (vn_nary_op_lookup_pieces): New function.
12318 (vn_nary_op_lookup): Add new argument.
12319 (vn_nary_op_insert_pieces): New function.
12320 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12321 (vn_phi_insert): Ditto.
12322 (visit_unary_op): Update for callee changes.
12323 (visit_binary_op): Ditto.
12324 (visit_reference_op_load): Ditto.
12325 (visit_reference_op_store): Ditto.
12326 (init_scc_vn): Init next_value_id, constant_to_value_id and
12327 constant_value_ids.
12328 (free_scc_vn): Free them.
12329 (set_hashtable_value_ids): New function.
12330 (run_scc_vn): Use it.
12331 (get_max_value_id): New function.
12332 (get_next_value_id): Ditto.
12333 (expressions_equal_p): Moved from tree-vn.c
12334 (sort_vuses): Ditto.
12335 (sort_vuses_heap): Ditto.
12336 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12338 * tree.c (iterative_hash_hashval_t): Made non-static
12339 * tree.h (iterative_hash_hashval_t): Declare it.
12341 2008-07-08 Martin Jambor <mjambor@suse.cz>
12343 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12344 instead of ipa_create_node_params.
12345 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12346 ipa_check_create_edge_args, free them with
12347 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12349 * ipa-prop.c: Include flags.h and tree-inline.h.
12350 (ipa_node_params_vector): New variable.
12351 (ipa_edge_args_vector): New variable.
12352 (edge_removal_hook_holder): New variable.
12353 (node_removal_hook_holder): New variable.
12354 (edge_duplication_hook_holder): New variable.
12355 (node_duplication_hook_holder): New variable.
12356 (ipa_detect_param_modifications): Check for presence of modified flags.
12357 (ipa_compute_jump_functions): Check for presence of jump functions.
12358 (ipa_free_edge_args_substructures): New function.
12359 (ipa_create_node_params): Removed.
12360 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12361 (ipa_free_node_params_substructures): New function.
12362 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12364 (ipa_edge_removal_hook): New function.
12365 (ipa_node_removal_hook): New function.
12366 (duplicate_array): New function.
12367 (ipa_edge_duplication_hook): New function.
12368 (ipa_node_duplication_hook): New function.
12369 (ipa_register_cgraph_hooks): New function.
12370 (ipa_unregister_cgraph_hooks): New function.
12371 (free_all_ipa_structures_after_ipa_cp): New function.
12373 * ipa-prop.h: Include vec.h.
12374 (ipa_node_params_t): New typedef with vector types for it.
12375 (ipa_edge_args_t): New typedef with vector types for it.
12376 (IPA_NODE_REF): Changed to access an on-the-side vector.
12377 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12378 (ipa_check_create_node_params): New function.
12379 (ipa_check_create_edge_args): New function.
12381 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12384 2008-07-07 Tom Tromey <tromey@redhat.com>
12386 * configure, config.in: Rebuilt.
12387 * configure.ac: Don't check for scandir or alphasort.
12389 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12391 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12392 types immediately after creating them.
12394 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12396 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12398 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12400 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12401 dump_constraint_graph.
12402 (dump_constraint_edge): New function.
12403 (dump_constraint_graph): New function.
12404 (debug_constraint_graph): New function.
12405 (dump_constraint): Removed useless comparison.
12406 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12407 (dump_constraint_graph): Declare.
12408 (debug_constraint_graph): Declare.
12409 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12411 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12413 * config/i386/i386.c (is_va_list_char_pointer): New.
12414 (ix86_va_start): Replace compare with ms_va_list_type_node
12415 by is_va_list_char_pointer.
12416 (ix86_gimplify_va_arg): Likewise.
12418 2008-07-07 Martin Jambor <mjambor@suse.cz>
12420 * cgraph.c (cgraph_edge_max_uid): New variable.
12421 (struct cgraph_edge_hook_list): New type.
12422 (struct cgraph_node_hook_list): New type.
12423 (struct cgraph_2edge_hook_list): New type.
12424 (struct cgraph_2node_hook_list): New type.
12425 (first_cgraph_edge_removal_hook): New variable.
12426 (first_cgraph_node_removal_hook): New variable.
12427 (first_cgraph_edge_duplicated_hook): New variable.
12428 (first_cgraph_node_duplicated_hook): New variable.
12429 (cgraph_add_edge_removal_hook): New function.
12430 (cgraph_remove_edge_removal_hook): New function.
12431 (cgraph_call_edge_removal_hooks): New function.
12432 (cgraph_add_node_removal_hook): New function.
12433 (cgraph_remove_node_removal_hook): New function.
12434 (cgraph_call_node_removal_hooks): New function.
12435 (cgraph_add_edge_duplication_hook): New function.
12436 (cgraph_remove_edge_duplication_hook): New function.
12437 (cgraph_call_edge_duplication_hooks): New function.
12438 (cgraph_add_node_duplication_hook): New function.
12439 (cgraph_remove_node_duplication_hook): New function.
12440 (cgraph_call_node_duplication_hooks): New function.
12441 (cgraph_create_edge): Assign to edge uid.
12442 (cgraph_remove_edge): Call edge removal hooks.
12443 (cgraph_node_remove_callees): Call edge removal hooks.
12444 (cgraph_node_remove_callers): Call edge removal hooks.
12445 (cgraph_remove_node): Call node removal hooks.
12446 (cgraph_clone_edge): Call edge duplication hooks.
12447 (cgraph_clone_node): Call node duplication hooks.
12449 * cgraph.h (cgraph_edge): New field uid.
12450 (cgraph_edge_hook): New type.
12451 (cgraph_node_hook): New type.
12452 (cgraph_2edge_hook): New type.
12453 (cgraph_2node_hook): New type.
12455 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12457 * config.in: Regenerate.
12459 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12461 * gcc.c (print_sysroot): New.
12462 (option_map, display_help, process_command): Handle the
12463 -print-sysroot option.
12464 (main): Print the sysroot if requested.
12465 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12467 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12470 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12472 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12474 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12475 (assign_parm_setup_block_p): Also check mode of entry_parm.
12477 2008-07-07 Richard Guenther <rguenther@suse.de>
12479 * tree-ssa-structalias.h (set_used_smts): Remove.
12480 * tree-ssa-structalias.c (used_smts): Likewise.
12481 (set_used_smts): Likewise.
12482 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12483 call to set_used_smts.
12485 2008-07-07 Richard Guenther <rguenther@suse.de>
12487 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12488 (new_var_info): Set it to false.
12489 (solution_set_add): Correctly handle pointers outside a var and
12491 (type_safe): Treat variables with is_full_var properly.
12492 (do_sd_constraint): Likewise.
12493 (do_ds_constraint): Likewise.
12494 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12495 (get_constraint_for_ptr_offset): New function.
12496 (get_constraint_for_component_ref): For addresses at least include
12497 the last field of the variable. Handle is_full_vars properly.
12498 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12499 (handle_ptr_arith): Remove.
12500 (find_func_aliases): Simplify assignment handling.
12501 (create_function_info_for): For parameter and result varinfos set
12503 (create_variable_info_for): Set is_full_var flag whenever we
12504 just created a single varinfo for a decl.
12505 (init_alias_vars): Initialize use_field_sensitive from
12506 max-fields-for-field-sensitive parameter.
12508 2008-07-07 Richard Guenther <rguenther@suse.de>
12510 PR tree-optimization/36713
12511 * tree-flow-inline.h (is_call_used): New function.
12512 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12513 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12514 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12516 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12518 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12520 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12522 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12524 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12525 Nathan Sidwell <nathan@codesourcery.com>
12527 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12528 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12530 * config/m68k/t-linux: New.
12531 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12534 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12536 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12537 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12540 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12542 * gcc.c (execute): Fix -Wc++-compat warning.
12544 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12547 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12548 constant for little endian.
12550 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12552 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12553 mips_base_mips16 instead of TARGET_MIPS16.
12554 (mips_base_mips16): Declare.
12555 * config/mips/mips.c (mips_base_mips16): Make global.
12556 (was_mips16_p): Remove GTY marker.
12557 (was_mips16_pch_p): New variable.
12558 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12559 (mips_override_options): Force to non-MIPS16 mode initially.
12560 Do not complain about MIPS16 PIC incompatibilities here.
12561 Only allow -mgpopt if -mexplicit-relocs is in force for
12564 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12566 * configure.ac: Check for caddr_t, define to char * if not defined.
12567 * configure: Regenerate.
12568 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12569 (mmap_gt_pch_use_address): Likewise.
12570 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12572 2008-07-06 Richard Guenther <rguenther@suse.de>
12574 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12575 (new_var_info): Deal with it.
12576 (solution_set_add): Likewise.
12577 (bitpos_of_field): Make signed, fix.
12578 (struct fieldoff): Remove type and decl fields. Make size field
12579 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12581 (fieldoff_compare): Deal with it.
12582 (push_fields_onto_fieldstack): Remove has_union argument, glob
12583 adjacent non-pointer fields together.
12584 (create_function_info_for): Do not set has_union.
12585 (create_variable_info_for): Simplify.
12587 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12589 * config.gcc (extra_headers): Add cross-stdarg.h for target
12590 x86_64-*-* and i?86-*-*.
12591 * config/i386/cross-stdarg.h: New.
12592 * builtins.c (std_fn_abi_va_list): New.
12593 (std_canonical_va_list_type): New.
12594 (stabilize_va_list): Replace va_list_type_node use by
12595 mtarget.canonical_va_list_type.
12596 (gimplify_va_arg_expr): Likewise.
12597 (expand_builtin_va_copy): Replace va_list_type_node use by
12598 mtarget.fn_abi_va_list.
12599 * tree-sra.c (is_va_list_type): New helper.
12600 (decl_can_be_decomposed_p): Replace
12601 va_list_type_node use by is_va_list_type.
12602 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12603 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12604 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12605 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12606 (ix86_enum_va_list): New.
12607 * config/i386/i386.c (sysv_va_list_type_node): New.
12608 (ms_va_list_type_node): New.
12609 (ix86_function_type_abi): Remove sorry.
12610 (ix86_build_builtin_va_list_abi): New.
12611 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12612 for 64-bit targets.
12613 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12614 (ix86_init_builtins_va_builtins_abi): New.
12615 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12616 for 64-bit targets.
12617 (ix86_handle_abi_attribute): New.
12618 (attribute_spec): Add sysv_abi and ms_abi.
12619 (ix86_fn_abi_va_list): New.
12620 (ix86_canonical_va_list_type): New.
12621 (ix86_enum_va_list): New.
12622 (TARGET_FN_ABI_VA_LIST): New.
12623 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12624 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12625 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12626 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12627 (TARGET_ENUM_VA_LIST): New.
12628 * expr.h (std_fn_abi_va_list): New.
12629 (std_canonical_va_list_type): New.
12630 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12631 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12632 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12633 TARGET_CANONICAL_VA_LIST_TYPE.
12634 * target.h (struct gcc_target): Add fn_abi_va_list hook
12635 and canonical_va_list_type hook.
12637 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12639 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12640 integral and pointer types.
12642 2008-07-04 Roger Sayle <roger@eyesopen.com>
12644 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12645 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12647 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12650 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12652 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12654 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12655 build_gimple_modify_stmt.
12656 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12657 gimple operand. Use fold_build* instead of build*.
12659 2008-07-04 Richard Guenther <rguenther@suse.de>
12661 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12662 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12663 properly to compute the reachability set if we do field-sensitive PTA.
12664 * invoke.texi (max-fields-for-field-sensitive): Document default.
12665 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12666 100 for optimize >= 2.
12668 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12670 * ggc-zone.c (lookup_page_table_if_allocated,
12671 set_page_table_entry, zone_find_object_size, alloc_small_page,
12672 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12673 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12674 -Wc++-compat and/or -Wcast-qual warnings.
12676 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12679 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12680 pic_offset_table_rtx to be marked as used here.
12681 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12682 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12683 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12684 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12685 !TARGET_SECURE_PLT.
12687 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12689 * alloc-pool.c (hash_descriptor, eq_descriptor,
12690 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12691 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12693 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12694 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12695 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12696 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12699 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12701 * tree-flow.h (loop_only_exit_p): Declare.
12702 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12703 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12704 the number of iterations if it is constant. Otherwise, if this is the
12705 only possible exit of the loop, use the conservative estimate on the
12706 number of iterations of the entire loop if available.
12708 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12710 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12711 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12712 Add synchronization functions.
12713 * config/sync.c: New file.
12714 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12715 (LIBGCC_SYNC_CFLAGS): Likewise.
12717 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12720 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12721 (*pushtf_sse): New insn pattern.
12722 (pushtf splitters): New splitters.
12724 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12726 PR middle-end/35736
12727 * predict.c (build_predict_expr): Use void_type_node for the tree
12728 type, instead of NULL_TREE.
12730 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12732 * config/i386/i386.c (contains_aligned_value_p): Return true
12734 (ix86_data_alignment): Align TCmode to 128bits.
12735 (ix86_local_alignment): Likewise.
12737 2008-07-03 Andrew Haley <aph@redhat.com>
12740 * vec.h (VEC_TA): New.
12741 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12742 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12743 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12744 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12745 (C_COMMON_FIXED_TYPES): Remove first arg.
12746 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12747 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12748 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12749 not to use empty macro arguments.
12751 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12753 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12754 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12755 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12756 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12757 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12758 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12759 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12760 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12761 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12762 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12763 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12764 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12765 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12766 config/rs6000/e500crtres64gpr.asm,
12767 config/rs6000/e500crtres64gprctr.asm,
12768 config/rs6000/e500crtrest32gpr.asm,
12769 config/rs6000/e500crtrest64gpr.asm,
12770 config/rs6000/e500crtresx32gpr.asm,
12771 config/rs6000/e500crtresx64gpr.asm,
12772 config/rs6000/e500crtsav32gpr.asm,
12773 config/rs6000/e500crtsav64gpr.asm,
12774 config/rs6000/e500crtsav64gprctr.asm,
12775 config/rs6000/e500crtsavg32gpr.asm,
12776 config/rs6000/e500crtsavg64gpr.asm,
12777 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12778 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12779 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12780 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12781 config/sparc/sol2-cn.asm: Remove .file directives.
12783 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12785 * resource.c (mark_referenced_resources): Look inside
12786 UNSPEC_VOLATILEs and ASM_INPUTs.
12788 2008-07-02 Ian Lance Taylor <iant@google.com>
12790 * rtlanal.c (add_reg_note): New function.
12791 * rtl.h (add_reg_note): Declare.
12792 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12793 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12794 * builtins.c (expand_builtin_longjmp): Likewise.
12795 (expand_builtin_nonlocal_goto): Likewise.
12796 * calls.c (emit_call_1, expand_call): Likewise.
12797 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12798 * cfglayout.c (fixup_reorder_chain): Likewise.
12799 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12800 (commit_one_edge_insertion): Likewise.
12801 * combine.c (move_deaths, distribute_notes): Likewise.
12802 * df-problems.c (df_set_note): Likewise.
12803 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12804 (set_unique_reg_note): Likewise.
12805 (emit_copy_of_insn_after): Likewise.
12806 * expr.c (expand_expr_real): Likewise.
12807 * gcse.c (add_label_notes): Likewise.
12808 * haifa-sched.c (create_check_block_twin): Likewise.
12809 * jump.c (mark_jump_label_1): Likewise.
12810 * loop-doloop.c (add_test, doloop_modify): Likewise.
12811 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12812 * lower-subreg.c (move_eh_region_note): Likewise.
12813 * optabs.c (emit_libcall_block): Likewise.
12814 * predict.c (predict_insn): Likewise.
12815 (combine_predictions_for_insn): Likewise.
12816 * recog.c (peephole2_optimize): Likewise.
12817 * regmove.c (try_auto_increment): Likewise.
12818 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12819 * reload.c (find_reloads): Likewise.
12820 * reload1.c (fixup_eh_region_note): Likewise.
12821 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12822 * reorg.c (delete_prior_computation): Likewise.
12823 (delete_computation, dbr_schedule): Likewise.
12824 * config/pa/pa.c (legitimize_pic_address): Likewise.
12825 * config/sh/sh.c (sh_reorg): Likewise.
12827 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12830 * config/libgcc-glibc.ver: Add %exclude.
12831 * config/m32r/libgcc-glibc.ver: Likwise.
12832 * config/s390/libgcc-glibc.ver: Likwise.
12833 * config/sh/libgcc-glibc.ver: Likwise.
12834 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12836 * config/i386/libgcc-glibc.ver: New.
12838 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12840 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12842 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12843 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12844 i[34567]86-*-linux*, x86_64-*-linux*. Add
12845 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12846 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12847 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12848 i[34567]86-*-linux*, x86_64-*-linux*.
12850 * libgcc-std.ver: Add empty GCC_4.4.0.
12852 * mkmap-symver.awk: Support multiple versions per symbol.
12854 * config/i386/i386.c (ix86_init_builtins): Always define
12855 __builtin_fabsq and __builtin_copysignq with fallbacks.
12856 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12857 and __builtin_copysignq if SSE2 isn't available.
12859 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12860 (LIBGCC2_TF_CEXT): Likwise.
12861 (TF_SIZE): Likwise.
12863 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12865 * config/i386/sfp-machine.h: Moved to libgcc.
12867 * config/i386/sfp-machine.h: New.
12868 * config/i386/t-linux: Likwise.
12870 * config/i386/t-darwin: Remove softfp_wrap_start and
12872 * config/i386/t-darwin64: Likewise.
12874 * config/i386/t-fprules-softfp64: Renamed to ...
12875 * config/i386/t-fprules-softfp: This.
12877 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12878 and softfp_wrap_end.
12880 2008-07-02 Jason Merrill <jason@redhat.com>
12882 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12884 * tree.c (ctor_to_list): New fn.
12885 * tree.h: Declare it.
12886 (CONSTRUCTOR_ELT): New macro.
12887 (CONSTRUCTOR_NELTS): New macro.
12889 2008-07-02 Richard Guenther <rguenther@suse.de>
12891 * tree-ssa-structalias.c (struct variable_info): Reorder
12892 to fill padding on 64bit hosts. Make collapsed_to an int.
12893 (get_varinfo_fc): Deal with that.
12894 (new_var_info): Likewise.
12895 (collapse_rest_of_var): Likewise.
12897 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12899 * doc/install.texi (--enable-java-home): Document.
12900 (--enable-aot-compile-rpm): Likewise.
12901 (--with-arch-directory): Likewise.
12902 (--with-os-directory): Likewise.
12903 (--with-origin-name): Likewise.
12904 (--with-arch-suffix): Likewise.
12905 (--with-jvm-root-dir): Likewise.
12906 (--with-jvm-jar-dir): Likewise.
12907 (--with-python-dir): Likewise.
12909 2008-07-02 Richard Guenther <rguenther@suse.de>
12911 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12912 from decls explicitly. Merge operand checking from tuples.
12914 2008-07-02 Martin Jambor <mjambor@suse.cz>
12916 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12918 2008-07-02 Martin Jambor <mjambor@suse.cz>
12920 * tree-switch-conversion.c: Included timevar.h
12921 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12923 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12925 2008-07-02 Martin Jambor <mjambor@suse.cz>
12927 * tree-switch-conversion.c: Corrected various comments and
12929 (build_constructors): Fixed minor formatting mistakes.
12931 * invoke.texi (Optimize Options): Corrected the
12932 switch-conversion-max-branch-ratio parameter.
12934 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12936 * final.c (asm_insn_count): Return zero for an empty asm body.
12938 2008-07-02 Richard Guenther <rguenther@suse.de>
12940 * bitmap.h (bitmap_set_bit): Return bool.
12941 (bitmap_clear_bit): Likewise.
12942 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12943 write to the bitmap if it would.
12944 (bitmap_clear_bit): Likewise.
12945 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12946 bitmap_set_bit return value.
12947 (add_pred_graph_edge): Likewise.
12948 (add_graph_edge): Likewise.
12949 (do_sd_constraint): Likewise.
12950 (do_ds_constraint): Likewise.
12952 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12954 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12955 Fix -Wc++-compat and/or -Wcast-qual warnings.
12956 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12957 gen_regparm_prefix): Likewise.
12958 * vmsdbgout.c (write_modbeg, lookup_filename,
12959 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12961 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12963 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12964 defaults.h definition apply.
12966 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12968 * function.c (assign_parm_remove_parallels): New.
12969 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12971 (assign_parm_setup_block): Do not handle them.
12972 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12973 assign_parm_remove_parallels.
12975 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12977 * c-typeck.c (convert_for_assignment): Use
12978 vector_targets_convertible_p.
12979 * c-common.c (vector_targets_convertible_p): New.
12980 * c-common.h (vector_targets_convertible_p): New prototype.
12981 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12982 opaque_p_V2SI_type_node.
12984 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12986 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12989 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12991 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12992 TFmode constants via two element DImode vector for hosts with
12993 HOST_BITS_PER_WIDE_INT < 64.
12994 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12995 also for HOST_BITS_PER_WIDE_INT < 64.
12997 2008-07-01 Richard Guenther <rguenther@suse.de>
12999 PR tree-optimization/36666
13000 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13001 (get_constraint_exp_from_ssa_var): Split into ...
13002 (get_constraint_exp_for_temp): ... this ...
13003 (get_constraint_for_ssa_var): ... and that.
13004 Return constraint expressions for all touched sub-fields
13005 if the results address is not taken.
13006 (process_constraint): Remove assertion that aggregate
13007 assignments do not happen at this place.
13008 (get_constraint_for_component_ref): Add address_p argument.
13009 Return constraint expressions for all touched sub-fields
13010 if the results address is not taken.
13011 (do_deref): Use get_constraint_exp_for_temp.
13012 (get_constraint_for_1): Rename from ...
13013 (get_constraint_for): ... this. Add the old function as wrapper.
13014 (do_structure_copy): Use get_constraint_for_1.
13016 2008-07-01 Martin Jambor <mjambor@suse.cz>
13018 * Makefile.in (tree-switch-conversion.o): Add.
13019 (OBJS-common): Add tree-swtch-conversion.o.
13020 * passes.c (init_optimization_passes): Add pass_convert_switch.
13021 * tree-pass.h: (pass_convert_switch): Add.
13022 * tree-switch-conversion.c: New file.
13023 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13024 * common.opt (ftree-cswtch): New option.
13025 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13026 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13027 * opts.c (decode_options): Set flag_tree_switch_conversion when
13028 optimization level is >= 2.
13029 * doc/invoke.texi (Optimize Options): Added description of
13030 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13032 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13034 * config/darwin-driver.c (darwin_default_min_version): Fix
13035 -Wc++-compat warnings.
13037 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13039 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13042 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13044 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13046 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13048 PR rtl-optimization/34744
13049 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13050 (df_scan_free_internal): Free data structures not
13051 allocated in storage pools.
13052 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13053 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13054 df_scan_free_mws_vec.
13055 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13058 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13060 * config/i386/i386.c (contains_aligned_value_p): Return true
13062 (ix86_function_arg_boundary): Return its natural boundary
13064 (return_in_memory_32): Don't check TDmode.
13065 (ix86_split_to_parts): Support splitting into 4 parts and
13066 support TFmode for 32bit target.
13067 (ix86_split_long_move): Support splitting into 4 parts.
13068 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13070 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13071 (ix86_init_builtins): Here.
13072 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13073 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13074 'q' and 'w', respectively.
13076 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13078 (movtf_internal): Likewise.
13079 (<code>tf2): Likewise.
13080 (*absnegtf2_sse): Likewise.
13081 (copysign<mode>3): Likewise.
13082 (copysign<mode>3_const): Likewise.
13083 (copysign<mode>3_var): Likewise.
13084 (define_split UNSPEC_COPYSIGN): Likewise.
13085 * config/i386/sse.md (*nandtf3): Likewise.
13086 (<code>tf3): Likewise.
13087 (*<code>tf3): Likewise.
13089 2008-06-30 Joey Ye <joey.ye@intel.com>
13090 H.J. Lu <hongjiu.lu@intel.com>
13092 * global.c (compute_regsets): Set frame_pointer_needed here.
13093 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13095 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13097 * doc/install.texi (specific): Expand Windows build notes.
13099 2008-06-30 Ira Rosen <irar@il.ibm.com>
13101 PR tree-optimization/36648
13102 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13103 number of prolog iterations by step. Fix the comment.
13105 2008-06-30 Richard Guenther <rguenther@suse.de>
13107 PR middle-end/36671
13108 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13109 handle calls from ECF_MALLOC functions.
13110 (handle_pure_call): ECF_MALLOC functions do not return
13112 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13114 2008-06-29 Andreas Schwab <schwab@suse.de>
13116 * config/m68k/m68k.c (print_operand): Always print a float
13118 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13119 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13122 * config/rs6000/x-linux64: Remove never used file.
13124 2008-06-29 Richard Guenther <rguenther@suse.de>
13126 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13128 (struct alias_info): Move ...
13129 * tree-ssa-alias.c: ... here.
13130 (update_alias_info): Declare.
13131 (compute_may_aliases): Call it.
13132 (update_alias_info): New function.
13133 * tree-ssa-structalias.c (update_alias_info): Move ...
13134 * tree-ssa-alias.c (update_alias_info_1): ... here.
13135 * tree-ssa-structalias.c (process_constraint_1): Remove
13136 unused from_call argument. Rename to ...
13137 (process_constraint): ... this. Delete old wrapper.
13138 (make_constraint_to): Adjust callers.
13139 (handle_const_call): Likewise.
13140 (handle_pure_call): Likewise.
13141 (init_base_vars): Likewise.
13142 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13143 (find_func_aliases): We don't need structure copies for
13145 (make_constraint_from_anything): Remove.
13146 (create_variable_info_for): For globals make constraints
13147 from escaped, not from anything.
13148 (compute_points_to_sets): Do not call update_alias_info.
13149 (ipa_pta_execute): Use make_constraint_from.
13151 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13153 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13154 (bitmap.o-warn, dominance.o-warn): New.
13155 * configure.ac (cxx_compat_warn): Delete.
13156 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13157 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13159 * configure: Regenerate.
13161 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13164 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13166 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13167 * df-scan.c (df_notes_rescan): Likewise.
13168 * ggc-page.c (set_page_table_entry): Likewise.
13169 * intl.c (gcc_gettext_width): Likewise.
13170 * varasm.c (get_unnamed_section, get_noswitch_section,
13171 get_section): Likewise.
13173 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13175 * regrename.c (build_def_use): Don't copy RTX.
13177 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13179 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13180 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13181 punctuation. Use @ref instead of @xref.
13182 (Function Names): Remove stray @display/@end display.
13183 (C++ Attributes): Use @ref instead of @xref.
13184 (Deprecated Features): Fix punctuation around @xref.
13185 (Backwards Compatibility): Likewise.
13186 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13188 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13190 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13191 constants for E500 double.
13193 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13195 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13196 element type of const_vector.
13198 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13200 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13201 Remove FLAGS_REG clobber from expander pattern.
13202 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13203 (anddi3, andsi3, andhi3, andqi3): Ditto.
13204 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13205 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13206 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13207 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13208 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13209 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13210 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13211 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13213 2008-06-28 Richard Guenther <rguenther@suse.de>
13215 * tree-ssa-structalias.c (callused_id, var_callused,
13216 callused_tree): Add.
13217 (handle_pure_call): New function.
13218 (find_func_aliases): Call it.
13219 (find_what_p_points_to): Handle the call-used set.
13220 (clobber_what_escaped): Likewise.
13221 (compute_call_used_vars): New function.
13222 (init_base_vars): Init the call-used variable.
13223 (do_sd_constraint): Do not propagate the solution from CALLUSED
13224 but use CALLUSED as a placeholder.
13225 (solve_graph): Likewise.
13226 * tree-flow-inline.h (gimple_call_used_vars): New function.
13227 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13228 (compute_call_used_vars): Declare.
13229 * tree-ssa-alias.c (set_initial_properties): Call
13230 compute_call_used_vars.
13231 (reset_alias_info): Clear call-used variables.
13232 (add_call_clobber_ops): Assert we are not called for const/pure
13233 functions. Remove handling of them.
13234 (add_call_read_ops): Handle pure functions by adding the
13235 call-used set of variables as VUSEs.
13236 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13237 (delete_tree_ssa): Free it.
13238 * tree-dfa.c (remove_referenced_var): Clear the var from the
13241 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13243 * tree.c (build_varargs_function_type_list): New.
13244 (build_function_type_list_1): New.
13245 (build_function_type_list): Use build_function_type_list_1.
13246 * tree.h (build_varargs_function_type_list): New.
13248 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13251 * config/spu/spu.c (spu_builtin_splats): Do not generate
13252 invalid CONST_VECTOR expressions.
13253 (spu_expand_vector_init): Likewise.
13255 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13257 * optabs.c (libfunc_decls): New variable.
13258 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13259 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13260 for the same function twice.
13262 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13264 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13265 ix86_expand_binary_operator directly.
13266 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13268 (*ashrti3_1): Ditto.
13269 (*lshrti3_1): Ditto.
13270 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13271 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13272 using only one splitter. Conditionaly execute splitter before or
13273 after peephole2 pass.
13274 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13275 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13276 Use only one alternative in asm template.
13277 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13279 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13280 "J" operand constraint for operand 2.
13281 (*ashldi3_cconly_rex64): Ditto.
13282 (*ashrdi3_cmp_rex64): Ditto.
13283 (*ashrdi3_cconly_rex64): Ditto.
13284 (*lshrdi3_cmp_rex64): Ditto.
13285 (*lshrdi3_cconly_rex64): Ditto.
13286 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13287 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13288 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13291 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13293 * gimplify.c (omp_is_private): Don't return true if decl is not
13294 already private on #pragma omp for or #pragma omp parallel for.
13297 * tree-cfg.c (struct move_stmt_d): Replace block field with
13298 orig_block and new_block fields.
13299 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13300 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13301 (move_block_to_fn): Replace vars_map and new_label_map arguments
13302 with struct move_stmt_d pointer.
13303 (replace_block_vars_by_duplicates): New function.
13304 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13305 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13306 all subblocks of ORIG_BLOCK to the new function. Call
13307 replace_block_vars_by_duplicates.
13308 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13309 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13310 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13311 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13312 (expand_omp): Temporarily set input_location to the location of
13313 region's controlling stmt.
13314 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13315 BIND_EXPR, push ctx->block_vars and gimplification vars into
13316 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13317 into dest function.
13318 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13319 there are any BLOCK_VARS.
13320 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13321 OMP_PARALLEL or OMP_TASK stmt.
13322 (lower_omp): Save and restore input_location around the lower_omp_1
13325 2008-06-27 Richard Guenther <rguenther@suse.de>
13327 PR tree-optimization/36400
13328 PR tree-optimization/36373
13329 PR tree-optimization/36344
13330 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13331 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13332 (update_alias_info): Remove call clobbering code.
13333 (make_constraint_to): New helper function.
13334 (make_escape_constraint): Likewise.
13335 (handle_rhs_call): Use it on all pointer containing arguments.
13336 Also mark the static chain escaped.
13337 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13338 instead of ANYTHING.
13339 (make_constraint_from): New helper split out from ...
13340 (make_constraint_from_anything): ... here.
13341 (find_func_aliases): Add constraints for escape sites.
13342 (intra_create_variable_infos): Make constraints from NONLOCAL
13344 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13346 (clobber_what_p_points_to): Remove.
13347 (clobber_what_escaped): New function.
13348 (init_base_vars): Init NONLOCAL and ESCAPED.
13349 (do_sd_constraint): Do not propagate the solution from ESCAPED
13350 but use ESCAPED as a placeholder.
13351 (solve_graph): Likewise.
13352 * tree-flow.h (clobber_what_p_points_to): Remove.
13353 (clobber_what_escaped): Declare.
13354 * tree-ssa-alias.c (set_initial_properties): Call it.
13355 Remove code clobbering escaped pointers.
13357 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13359 * function.c (allocate_struct_function): Only allocate a unique
13360 funcdef_no if the decl is nonzero.
13362 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13364 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13365 * config/mips/mips.c (mips_split_const_insns): New function.
13366 * config/mips/mips.md (move_type): New attribute.
13367 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13368 (dword_mode): New attribute.
13369 (type): Avoid long line. Map "move_type"s to "type"s,
13370 choosing "multi" for doubleword moves if appropriate.
13371 Swap MTC/MFC comments to match their declaration order.
13372 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13373 "type" is "branch" or "jal" is "direct".
13374 (length): Handle "extended_mips16" first. Make the default
13375 "0" for "ghost" instructions. Set the length from "move_type".
13376 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13377 of "type", with "sll0" for the register alternative. Remove the
13378 "extended_mips16" attribute.
13379 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13380 of "type", with "shift_shift" for the register alternative.
13381 Remove the "length" attribute.
13382 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13383 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13384 of "type", with "andi" for the register alternative.
13385 (*zero_extendqihi2): Likewise.
13386 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13387 of "andi" instead of a "type" of "arith".
13388 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13390 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13391 (mov_<store>r, *mov<mode>_ra): Likewise.
13392 (extendsidi2): Use "move_type" instead of "type", with "move"
13393 for the register alternative.
13394 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13395 of "type", with "signext" for the register alternative.
13396 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13397 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13398 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13399 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13400 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13401 (unnamed branch insn): Likewise.
13402 (*movdi_gp32_fp64): Fold into...
13403 (*movdi_32bit): ...here.
13404 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13405 (*movdf_hardfloat): ...this new pattern.
13406 (*movdf_softfloat): Remove redundant FPR alternatives.
13407 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13408 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13409 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13410 the "move" attribute.
13411 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13412 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13413 and "store" for COP loads and stores.
13414 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13415 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13416 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13417 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13418 (*movtf_mips16, *movv2sf): Likewise.
13419 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13420 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13421 (mfhc1<mode>): Use "move_type" instead of "move".
13422 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13423 (loadgp_blockage): Remove the "length" attribute.
13424 (blockage, set_got_version, update_got_version): Likewise.
13425 (call_internal): Remove the "extended_mips16" attribute.
13426 (call_value_internal, call_value_multiple_internal): Likewise.
13427 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13429 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13430 the "length" attribute.
13432 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13434 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13435 -Wcast-qual warnings.
13436 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13437 handle_pragma_pop_macro): Likewise.
13438 * collect2.c (resolve_lib_name): Likewise.
13439 * config/arc/arc.c (arc_init): Likewise.
13440 * config/arm/arm.c (neon_builtin_compare,
13441 locate_neon_builtin_icode): Likewise.
13442 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13443 * config/bfin/bfin.c (bfin_init_machine_status,
13444 bfin_optimize_loop): Likewise.
13445 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13446 * config/cris/cris.c (cris_init_expanders): Likewise.
13447 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13448 * config/darwin.c (machopic_indirection_eq,
13449 machopic_indirection_name, machopic_output_indirection): Likewise.
13450 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13451 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13452 frv_optimize_membar): Likewise.
13453 * config/i386/cygwin.h (mingw_scan,
13454 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13455 * config/i386/cygwin1.c (mingw_scan): Likewise.
13456 * config/i386/i386.c (machopic_output_stub): Likewise.
13457 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13458 i386_pe_unique_section): Likewise.
13459 * config/ia64/ia64.c (ia64_init_machine_status,
13460 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13462 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13463 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13464 * config/m68k/m68k.c (m68k_handle_option,
13465 m68k_sched_md_init_global): Likewise.
13466 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13467 mcore_unique_section): Likewise.
13468 * config/mips/mips.c (mips_block_move_straight,
13469 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13471 * config/mmix/mmix.c (mmix_init_machine_status,
13472 mmix_encode_section_info): Likewise.
13473 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13474 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13475 print_operand_address, output_toc, redefine_groups,
13476 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13477 * config/s390/s390.c (s390_init_machine_status): Likewise.
13478 * config/score/score.c (score_block_move_straight,
13479 score_block_move_loop_body): Likewise.
13480 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13481 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13482 * emit-rtl.c (find_auto_inc): Likewise.
13483 * gcc.c (translate_options, process_command): Likewise.
13484 * reorg.c (dbr_schedule): Likewise.
13485 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13486 * xcoffout.c (xcoffout_declare_function): Likewise.
13488 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13490 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13491 ipa-pta working again.
13493 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13495 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13498 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13500 * config.gcc (powerpc*-*-*): Add new core e500mc.
13501 * config/rs6000/e500mc.md: New file.
13502 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13504 (rs6000_override_options): Add e500mc case to
13505 processor_target_table. Altivec and Spe options not allowed
13506 with e500mc. Add isel instruction to e500mc by
13507 default. Initialize rs6000_cost for e500mc.
13508 (rs6000_issue_rate): Set issue rate for e500mc.
13509 * config/rs6000/rs6000.h (processor_type): Add
13510 PROCESSOR_PPCE500MC.
13511 (ASM_CPU_SPEC): Add e500mc.
13512 Set TARGET_ISEL to rs6000_isel.
13513 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13514 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13515 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13517 * doc/invoke.texi: Add e500mc to list of cpus.
13519 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13522 * c-lex.c (lex_charconst): Initialize unsignedp.
13524 2008-06-27 Olivier Hainque <hainque@adacore.com>
13526 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13527 documented assumptions.
13529 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13531 * dwarf2out.c: Remove trailing white spaces. Break long line
13534 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13536 * libfuncs.h (LTI_synchronize): New libfunc_index.
13537 (synchronize_libfunc): Declare.
13538 * builtins.c (expand_builtin_synchronize): Consider using
13539 synchronize_libfunc before falling back on an asm blockage.
13540 * config/mips/mips.c: Include libfuncs.h
13541 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13543 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13545 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13546 parameter. Copy stack_reg to r11 where appropriate.
13547 (no_global_regs_above): Add gpr parameter.
13548 (rs6000_stack_info): Only add padding for SPE save area if we
13549 are saving SPE GPRs and CR.
13550 (saveres_routine_syms): New variable.
13551 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13553 (rs6000_savres_routine_sym): New function.
13554 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13556 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13557 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13558 Tweak FPR out-of-line saving.
13559 (rs6000_make_savres_rtx): New function.
13560 (rs6000_use_multiple_p): New function.
13561 (rs6000_savres_strategy): New function.
13562 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13563 out-of-line if appropriate.
13564 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13565 if we are optimizing for size.
13566 (GP_SAVE_INLINE): Define.
13567 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13568 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13569 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13570 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13571 (*save_fpregs_<mode>): Add use of r11.
13572 (*restore_gpregs_<mode>): New insn.
13573 (*return_and_restore_gpregs_<mode>): New insn.
13574 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13576 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13577 (*restore_gpregs_spe): New insn.
13578 (*return_and_restore_gpregs_spe): New insn.
13579 * config/rs6000/predicates.md (save_world_operation): Fix check.
13581 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13583 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13584 this point, so assert that.
13586 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13588 * cfganal.c: Include vec.h and vecprim.h.
13589 (compute_idf): Import from...
13590 * tree-into-ssa (compute_idf): ...here.
13591 * basic-block.h (compute_idf): Export.
13593 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13595 * c-decl.c (merge_decls): Use !current_function_decl to check for
13596 extern declaration of C99 inline function being at file scope.
13598 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13600 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13602 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13604 * alias.c (record_alias_subset, init_alias_analysis): Fix
13605 -Wc++-compat and/or -Wcast-qual warnings.
13606 * attribs.c (lookup_attribute_spec): Likewise.
13607 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13608 copy_bb, connect_traces,
13609 find_rarely_executed_basic_blocks_and_cr): Likewise.
13610 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13611 note_btr_set, migrate_btr_defs): Likewise.
13612 * builtins.c (result_vector, expand_builtin_memcpy,
13613 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13614 builtin_memset_read_str, expand_builtin_printf,
13615 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13617 * caller-save.c (mark_set_regs): Likewise.
13618 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13619 * cgraph.c (cgraph_edge): Likewise.
13620 * combine.c (likely_spilled_retval_1): Likewise.
13621 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13622 htab_counts_entry_del, get_coverage_counts): Likewise.
13623 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13624 new_cselib_val): Likewise.
13625 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13626 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13628 * df-core.c (df_compact_blocks): Likewise.
13629 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13630 * df-scan.c (df_grow_reg_info, df_ref_create,
13631 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13632 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13633 df_record_entry_block_defs, df_record_exit_block_uses,
13634 df_bb_verify): Likewise.
13635 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13636 DF_REF_EXTRACT_MODE_CONST): New.
13637 * dominance.c (get_immediate_dominator, get_dominated_by,
13638 nearest_common_dominator, root_of_dom_tree,
13639 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13640 -Wc++-compat and/or -Wcast-qual warnings.
13641 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13642 record_store, replace_read, check_mem_read_rtx, scan_insn,
13643 dse_step1, dse_record_singleton_alias_set): Likewise.
13644 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13646 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13648 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13649 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13650 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13651 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13652 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13653 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13654 file_name_acquire, output_file_names, add_const_value_attribute,
13655 premark_used_types_helper, file_table_eq, file_table_hash,
13656 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13657 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13658 -Wcast-qual warnings.
13659 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13660 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13661 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13662 gen_reg_rtx, start_sequence, init_emit): Likewise.
13663 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13664 * except.c (init_eh_for_function, gen_eh_region,
13665 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13666 arh_to_landing_pad, arh_to_label, add_action_record,
13667 add_call_site, switch_to_exception_section): Likewise.
13668 * expmed.c (synth_mult): Likewise.
13669 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13670 store_expr): Likewise.
13671 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13673 * function.c (assign_stack_temp_for_type,
13674 allocate_struct_function, match_asm_constraints_1): Likewise.
13675 * gcov-io.c (gcov_allocate): Likewise.
13676 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13677 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13678 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13679 record_one_set, insert_expr_in_table, insert_set_in_table,
13680 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13681 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13682 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13683 -Wcast-qual warnings.
13685 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13687 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13688 -Wcast-qual warnings.
13689 * gcc.c (process_command): Likewise.
13690 * genattrtab.c (oballoc): Use XOBNEW.
13691 (oballocvec): Define.
13692 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13693 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13694 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13695 -Wc++-compat and/or -Wcast-qual warnings.
13696 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13697 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13698 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13699 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13700 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13701 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13702 add_excls, process_presence_absence_names,
13703 process_presence_absence_patterns, add_presence_absence,
13704 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13705 get_free_state, add_arc, get_free_automata_list_el,
13706 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13707 transform_3, cache_presence, create_ainsns, create_automata,
13708 create_state_ainsn_table, dfa_insn_code_enlarge,
13709 output_trans_func, output_min_issue_delay_func,
13710 output_dead_lock_func, output_reset_func,
13711 output_get_cpu_unit_code_func, output_dfa_start_func,
13712 expand_automata): Likewise.
13713 * genextract.c (gen_insn): Likewise.
13714 * gengtype-lex.l: Likewise.
13715 * gengtype.c (read_input_list, adjust_field_type,
13716 process_gc_options): Likewise.
13717 * genoutput.c (note_constraint): Likewise.
13718 * genpreds.c (mangle, add_constraint): Likewise.
13719 * genrecog.c (process_define_predicate, new_decision,
13720 add_to_sequence): Likewise.
13721 * gensupport.c (record_insn_name): Likewise.
13723 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13725 * config/i386/driver-i386.c (detect_caches_amd,
13726 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13727 and/or -Wcast-qual warnings.
13728 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13729 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13730 gt_pch_save): Likewise.
13731 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13732 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13733 * global.c (compute_regsets): Likewise.
13734 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13735 finish_graph_dump_file): Likewise.
13736 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13737 unlink_bb_notes): Likewise.
13738 * integrate.c (get_hard_reg_initial_val): Likewise.
13739 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13740 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13741 * local-alloc.c (update_equiv_regs): Likewise.
13742 * loop-invariant.c (check_invariant_table_size,
13743 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13745 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13746 altered_reg_used, mark_altered): Likewise.
13747 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13748 insert_var_expansion_initialization,
13749 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13750 release_var_copies): Likewise.
13751 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13752 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13753 analyze_accesses_for_phi_node, check_var_notmodified_p,
13754 check_allocation_function, find_sites_in_func,
13755 record_all_accesses_in_func, transform_access_sites,
13756 transform_allocation_sites): Likewise.
13757 * omp-low.c (new_omp_region, create_omp_child_function_name,
13758 check_omp_nesting_restrictions, check_combined_parallel,
13759 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13760 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13761 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13762 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13764 * opts-common.c (prune_options): Likewise.
13765 * opts.c (add_input_filename, print_filtered_help,
13766 get_option_state): Likewise.
13767 * params.c (add_params): Likewise.
13768 * passes.c (set_pass_for_id, next_pass_1,
13769 do_per_function_toporder, pass_fini_dump_file): Likewise.
13770 * postreload.c (reload_cse_simplify_operands): Likewise.
13771 * predict.c (tree_predicted_by_p, tree_predict_edge,
13772 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13774 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13776 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13778 * recog.c (check_asm_operands, validate_change_1): Likewise.
13779 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13780 subst_asm_stack_regs): Likewise.
13781 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13782 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13783 * regmove.c (reg_is_remote_constant_p): Likewise.
13784 * regrename.c (regrename_optimize, scan_rtx_reg,
13785 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13787 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13788 regstat_compute_calls_crossed): Likewise.
13789 * reload1.c (init_reload, new_insn_chain,
13790 has_nonexceptional_receiver, reload, copy_reloads,
13791 calculate_needs_all_insns, init_elim_table): Likewise.
13792 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13793 * rtl.c (shallow_copy_rtx_stat): Likewise.
13794 * rtlanal.c (parms_set): Likewise.
13795 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13796 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13797 * sched-ebb.c (earliest_block_with_similiar_load,
13798 add_deps_for_risky_insns): Likewise.
13799 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13800 schedule_region): Likewise.
13801 * see.c (eq_descriptor_pre_extension,
13802 hash_descriptor_pre_extension, hash_del_pre_extension,
13803 eq_descriptor_properties, hash_descriptor_properties,
13804 hash_del_properties, see_seek_pre_extension_expr,
13805 see_initialize_data_structures, see_print_register_properties,
13806 see_print_pre_extension_expr, see_delete_merged_def_extension,
13807 see_delete_unmerged_def_extension, see_emit_use_extension,
13808 see_pre_delete_extension, see_map_extension, see_commit_changes,
13809 see_analyze_merged_def_local_prop,
13810 see_analyze_merged_def_local_prop,
13811 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13812 see_set_prop_merged_def, see_set_prop_unmerged_def,
13813 see_set_prop_unmerged_use, see_print_one_extension,
13814 see_merge_one_use_extension, see_merge_one_def_extension,
13815 see_store_reference_and_extension, see_update_uses_relevancy,
13816 see_update_defs_relevancy): Likewise.
13817 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13818 hash_statistics_free, curr_statistics_hash): Likewise.
13819 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13820 expand_asm_operands, expand_return, case_bit_test_cmp,
13821 expand_case): Likewise.
13822 * stor-layout.c (start_record_layout): Likewise.
13823 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13824 gt_pch_save_stringpool): Likewise.
13825 * tree-data-ref.c (hash_stmt_vertex_info,
13826 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13827 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13829 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13832 * config/i386/i386.md : Change constraints of HImode and QImode
13833 immediate operands from "i" to "n". Change SImode "ni" constraint to
13834 "i" and SImode "rmi" constraint to "g". Remove all constraints
13835 from const0_operand and const1_operand predicated operands.
13836 (i): Change QImode and HImode attribute from "i" to "n".
13837 (*subqi_2): Change HImode operands to QImode.
13840 2008-06-25 Olivier Hainque <hainque@adacore.com>
13842 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13845 2008-06-25 Richard Guenther <rguenther@suse.de>
13847 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13848 not overflow the result type.
13850 2008-06-25 Richard Guenther <rguenther@suse.de>
13852 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13853 (vn_lookup): Likewise.
13855 2008-06-25 Richard Guenther <rguenther@suse.de>
13857 PR tree-optimization/35518
13858 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13859 * tree-sra.c (instantiate_element): Use fold_build3 to build
13861 (try_instantiate_multiple_fields): Likewise.
13863 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13865 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13868 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13870 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13871 use_backchain_to_restore_sp to true
13872 if the offset of the link register save area would go over the 32k - 1
13873 offset limit of the load
13876 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13878 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13879 anchor for the type-punning blurb. Cross-reference "Structures
13880 unions enumerations and bit-fields implementation". Provide a
13881 cast-through-pointer example. Make final sentence self-contained.
13882 * doc/implement-c.texi (Structures unions enumerations and
13883 bit-fields implementation): Cross-reference the type-punning blurb
13884 in the -fstrict-aliasing documentation.
13886 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13888 PR middle-end/36594
13889 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13890 the memory instead of the memory itself for the save area.
13892 2008-06-24 Olivier Hainque <hainque@adacore.com>
13893 Nicolas Roche <roche@adacore.com>
13895 * gengtype.c (srcdir_len): size_t instead of int.
13896 (get_file_realbasename): New function. For F a filename, the real
13897 basename of F, with all the path components stripped.
13898 (get_file_srcdir_relative_path): New function. For F a filename, the
13899 relative path to F from $(srcdir).
13900 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13901 get_file_realbasename. Adjust the head comment.
13902 (get_prefix_langdir_index): New function. For F a filename, return the
13903 lang_dir_names[] relative index of the language directory that is
13905 (get_file_langdir): For F a filename, return the name of the language
13906 directory where F is located.
13907 (get_file_gtfilename): New function. The gt- output file name for an
13909 (get_output_file_with_visibility): Replace in-line computations with
13910 uses of get_file_gtfilename and get_prefix_langdir_index.
13911 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13913 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13915 PR tree-optimization/36504
13916 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13917 references without base address.
13919 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13921 PR middle-end/36584
13922 * calls.c (expand_call): Increase alignment for recursive functions.
13924 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13926 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13927 (TARGET_FUNCTION_VALUE): New define.
13928 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13929 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13931 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13933 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13934 (fmod<mode>3): Ditto.
13935 (remainderxf3): Ditto.
13936 (remainder<mode>3): Ditto.
13938 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13941 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13942 REG is a hard register.
13944 PR tree-optimization/36508
13945 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13946 499, don't check it at all in release compilers.
13948 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13950 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13951 together with SSE_TARGET_MATH to disable insn pattern.
13952 (*fop_<MODEF:mode>_2_i387): Ditto.
13953 (*fop_<MODEF:mode>_3_i387): Ditto.
13955 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13957 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13959 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13961 PR middle-end/34906
13962 * gimplify.c (gimplify_asm_expr): Check the return code of
13963 parse_output_constraint call, set function return and is_inout
13964 value if it failed.
13966 2008-06-22 Ian Lance Taylor <iant@google.com>
13968 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13969 (narrowest_signed_type): Likewise.
13970 * c-typeck.c (c_common_type): Change local variable mclass to enum
13972 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13973 tcc_comparison, not the tree code itself.
13974 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13975 (c_expand_expr): Cast modifier to enum expand_modifier.
13976 * c-common.h (C_RID_CODE): Add casts.
13977 (C_SET_RID_CODE): Define.
13978 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13979 (c_lex_one_token): Add cast to avoid warning.
13980 (c_parser_objc_type_name): Rename local typename to type_name.
13981 (check_no_duplicate_clause): Change code parameter to enum
13983 (c_parser_omp_var_list_parens): Change kind parameter to enum
13985 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13986 c_parser_omp_list_var_parens.
13987 (c_parser_omp_threadprivate): Likewise.
13988 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13989 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13990 * c-format.c (NO_FMT): Define.
13991 (printf_length_specs): Use NO_FMT.
13992 (asm_fprintf_length_specs): Likewise.
13993 (gcc_diag_length_specs): Likewise.
13994 (scanf_length_specs): Likewise.
13995 (strfmon_length_specs): Likewise.
13996 (gcc_gfc_length_specs): Likewise.
13997 (printf_flag_specs): Change 0 to STD_C89.
13998 (asm_fprintf_flag_specs): Likewise.
13999 (gcc_diag_flag_specs): Likewise.
14000 (gcc_cxxdiag_flag_specs): Likewise.
14001 (scanf_flag_specs): Likewise.
14002 (strftime_flag_specs): Likewise.
14003 (strfmon_flag_specs): Likewise.
14004 (print_char_table): Likewise.
14005 (asm_fprintf_char_table): Likewise.
14006 (gcc_diag_char_table): Likewise.
14007 (gcc_tdiag_char_table): Likewise.
14008 (gcc_cdiag_char_table): Likewise.
14009 (gcc_cxxdiag_char_table): Likewise.
14010 (gcc_gfc_char_table): Likewise.
14011 (scan_char_table): Likewise.
14012 (time_char_table): Likewis.
14013 (monetary_char_table): Likewise.
14014 * c-format.h (BADLEN): Likewise.
14016 2008-06-21 Ian Lance Taylor <iant@google.com>
14018 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14019 Define END_OF_BASE_TREE_CODES around inclusion.
14020 * tree.c (tree_code_type): New global array.
14021 (tree_code_length, tree_code_name): Likewise.
14022 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14023 $(lang_tree_files).
14024 (all-tree.def, s-alltree): New targets.
14025 (gencheck.h, s-gencheck): Remove.
14026 (tree.o): Depend upon all-tree.def.
14027 (build/gencheck.o): Remove gencheck.h dependency.
14028 (mostlyclean): Don't remove gencheck.h.
14029 * c-common.h (enum c_tree_code): Remove.
14030 * c-lang.c (tree_code_type): Remove.
14031 (tree_code_length, tree_code_name): Remove.
14032 * gencheck.c (tree_codes): Include all-tree.def, rather than
14033 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14035 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14037 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14038 (operator_name_info): Size to MAX_TREE_CODES.
14039 (assignment_operator_name_info): Likewise.
14040 * cp/cp-lang.c (tree_code_type): Remove.
14041 (tree_code_length, tree_code_name): Remove.
14042 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14043 (assignment_operator_name_info): Likewise.
14044 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14046 * cp/mangle.c (write_expression): Likewise.
14047 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14048 * fortran/f95-lang.c (tree_code_type): Remove.
14049 (tree_code_length, tree_code_name): Remove.
14050 * java/java-tree.h (enum java_tree_code): Remove.
14051 * java/lang.c (tree_code_type): Remove.
14052 (tree_code_length, tree_code_name): Remove.
14053 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14054 * objc/objc-act.h (enum objc_tree_code): Remove.
14055 * objc/objc-lang.c (tree_code_type): Remove.
14056 (tree_code_length, tree_code_name): Remove.
14057 * objcp/objcp-lang.c (tree_code_type): Remove.
14058 (tree_code_length, tree_code_name): Remove.
14059 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14060 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14061 * ada/misc.c (tree_code_type): Remove.
14062 (tree_code_length, tree_code_name): Remove.
14064 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14066 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14067 the grand_bitmap_obstack.
14069 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14071 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14072 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14073 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14074 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14075 move_stmt_r, new_label_mapper): Likewise.
14076 * tree-complex.c (cvc_lookup): Likewise.
14077 * tree-dfa.c (create_function_ann): Likewise.
14078 * tree-dump.c (dump_register): Likewise.
14079 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14080 find_phi_replacement_condition): Likewise.
14081 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14082 tree_function_versioning): Likewise.
14083 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14084 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14085 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14086 get_nonlocal_debug_decl, convert_nonlocal_reference,
14087 convert_nonlocal_omp_clauses, get_local_debug_decl,
14088 convert_local_reference, convert_local_omp_clauses,
14089 convert_nl_goto_reference, convert_nl_goto_receiver,
14090 convert_tramp_reference, convert_call_expr): Likewise.
14091 * tree-outof-ssa.c (contains_tree_r): Likewise.
14092 * tree-parloops.c (reduction_phi, initialize_reductions,
14093 eliminate_local_variables_1, add_field_for_reduction,
14094 add_field_for_name, create_phi_for_local_result,
14095 create_call_for_reduction_1, create_loads_for_reductions,
14096 create_stores_for_reduction, create_loads_and_stores_for_name):
14098 * tree-phinodes.c (allocate_phi_node): Likewise.
14099 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14100 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14101 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14102 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14103 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14104 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14105 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14106 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14107 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14108 vn_nary_op_insert): Likewise.
14109 * tree-ssa.c (redirect_edge_var_map_add,
14110 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14111 * tree-vectorizer.c (vectorize_loops): Likewise.
14112 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14113 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14114 tree_cons_stat, build1_stat, build_variant_type_copy,
14115 decl_init_priority_lookup, decl_fini_priority_lookup,
14116 decl_priority_info, decl_restrict_base_lookup,
14117 decl_restrict_base_insert, decl_debug_expr_lookup,
14118 decl_debug_expr_insert, decl_value_expr_lookup,
14119 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14120 type_hash_add, get_file_function_name, tree_check_failed,
14121 tree_not_check_failed, tree_range_check_failed,
14122 omp_clause_range_check_failed, build_omp_clause,
14123 build_vl_exp_stat): Likewise.
14124 * value-prof.c (gimple_histogram_value,
14125 gimple_duplicate_stmt_histograms): Likewise.
14126 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14127 unshare_variable, variable_union_info_cmp_pos, variable_union,
14128 dataflow_set_different_1, dataflow_set_different_2,
14129 vt_find_locations, variable_was_changed, set_variable_part,
14130 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14131 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14132 section_entry_hash, object_block_entry_eq,
14133 object_block_entry_hash, create_block_symbol,
14134 initialize_cold_section_name, default_function_rodata_section,
14135 strip_reg_name, set_user_assembler_name, const_desc_eq,
14136 build_constant_desc, output_constant_def, lookup_constant_def,
14137 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14138 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14139 default_internal_label): Likewise.
14140 * varray.c (varray_init, varray_grow): Likewise.
14141 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14143 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14145 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14146 operators for "test" insn. Macroize insn using SWI mode macro.
14147 (*jcc_fused_2): Ditto.
14148 (*jcc_fused_3): Macroize insn using SWI mode macro.
14149 (*jcc_fused_4): Ditto.
14151 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14153 * tree-ssa-pre.c: Fix typo in comment.
14154 (init_antic, fini_antic): Add explicit funtions for
14155 initializing and deinitializing ANTIC and AVAIL sets.
14156 (create_expression_by_pieces): Fix typo in comment.
14157 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14158 (execute_pre): Eventually dump details about ANTIC_IN.
14160 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14162 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14163 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14164 add_to_obstack, file_at_path, find_a_file, execute,
14165 add_preprocessor_option, add_assembler_option, add_linker_option,
14166 process_command, insert_wrapper, do_option_spec, do_self_spec,
14167 spec_path, do_spec_1, is_directory, main, used_arg,
14168 getenv_spec_function): Likewise.
14169 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14170 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14173 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14175 * doc/rtl.texi: Updated subreg section.
14177 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14180 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14181 node->needed and node->reachable.
14182 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14183 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14184 (expand_task_call): Don't call expand_task_copyfn.
14185 (expand_task_copyfn): Renamed to...
14186 (finalize_task_copyfn): ... this.
14188 2008-06-19 Jan Hubicka <jh@suse.cz>
14190 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14191 clobbering framepointer.
14193 2008-06-19 Jan Hubicka <jh@suse.cz>
14195 * tree-optimize.c (execute_early_local_optimizations): Set
14196 cgraph_state only at first invocation.
14198 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14200 * system.h (-Wc++-compat): Activate as a warning, no an error.
14202 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14204 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14205 instead of "#" in insn asm template.
14206 (*jcc_fused_2): Ditto.
14208 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14210 * config/i386/i386.h (ix86_tune_indices)
14211 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14212 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14213 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14214 (*jcc_fused_2): Ditto.
14215 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14216 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14217 (print operand): Handle 'E' and 'e' code.
14219 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14221 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14222 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14223 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14225 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14227 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14229 (cgraph_expand_function): Use local copy of decl.
14230 (cgraph_expand_all_functions): Remove redundant initialization of
14232 (cgraph_optimize): Reword internal_error message.
14234 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14236 * arm-protos.h (arm_return_in_memory): Remove public
14237 arm_return_in_memory() prototype.
14238 * arm.c (arm_return_in_memory): Add static prototype, add target
14239 hook macro, change definition and comments.
14240 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14242 2008-06-19 Ben Elliston <bje@au.ibm.com>
14244 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14245 real.c: Remove references to IEEE 754R.
14246 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14247 * doc/libgcc.texi (Decimal float library routines): Likewise.
14249 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14251 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14252 (default_unwind_word_mode): Add prototype.
14253 * targhooks.c (default_unwind_word_mode): New function.
14254 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14255 instead of word_mode.
14256 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14257 (TARGET_INITIALIZER): Use it.
14259 * c-common.c (handle_mode_attribute): Support "unwind_word"
14261 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14263 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14264 word_mode to access SjLj_Function_Context member "data".
14265 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14266 conversion from targetm.eh_return_filter_mode () to
14267 targetm.unwind_word_mode () if they differ.
14269 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14270 (BT_FN_UNWINDWORD_PTR): New function type.
14271 (BT_FN_WORD_PTR): Remove.
14272 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14273 * except.c (expand_builtin_extend_pointer): Convert pointer to
14274 targetm.unwind_word_mode () instead of word_mode.
14276 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14277 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14278 (spu_unwind_word_mode): New function.
14279 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14280 (TARGET_UNWIND_WORD_MODE): Define.
14281 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14283 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14285 * config/spu/spu.c (reg_align): Remove.
14286 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14287 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14288 (spu_split_store): Likewise.
14290 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14292 * gcc/tree-vn.c: Fix typo in comment.
14294 2008-06-18 Jan Hubicka <jh@suse.cz>
14296 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14297 toplevel reorder too.
14299 2008-06-18 Jan Hubicka <jh@suse.cz>
14301 * c-opts.c (c_common_post_options): PCH is not compatible with
14303 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14304 -fno-toplevel-reorder by default now.
14306 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14308 PR documentation/30739
14309 * doc/install.texi (Prerequisites): Document dependency on awk.
14311 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14312 Ian Lance Taylor <iant@google.com>
14314 PR rtl-optimization/35604
14315 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14316 only want to change jump destinations, not eventual label comparisons.
14318 2008-06-16 Jan Hubicka <jh@suse.cz>
14320 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14322 (cgraph_analyze_function): Likewise.
14324 2008-06-16 Jan Hubicka <jh@suse.cz>
14326 * cgraph.h (cgraph_mark_if_needed): New function.
14327 * cgraphunit.c (cgraph_mark_if_needed): New function.
14328 * c-decl.c (duplicate_decl): Use it.
14330 2008-06-16 Jan Hubicka <jh@suse.cz>
14332 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14335 2008-06-16 Jan Hubicka <jh@suse.cz>
14337 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14339 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14340 Kazu Hirata <kazu@codesourcery.com>
14341 Maxim Kuvyrkov <maxim@codesourcery.com
14343 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14344 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14345 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14346 EXTRA_SPEC_FUNCTIONS.
14347 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14348 (DRIVER_SELF_SPECS): Adjust.
14349 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14350 * config/mips/st.h, config/mips/t-st: New.
14351 * config/mips/driver-native.c, config/mips/x-native: New.
14352 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14355 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14357 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14359 (ISA_HAS_FP_CONDMOVE): New macro.
14360 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14361 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14362 (ISA_HAS_NMADD3_NMSUB3): New macro.
14363 * config/mips/mips.c (mips_rtx_costs): Update.
14364 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14365 compiling for ST Loongson 2E/2F.
14366 (madd<mode>): Rename to madd4<mode>. Update.
14367 (madd3<mode>): New pattern.
14368 (msub<mode>): Rename to msub4<mode>. Update.
14369 (msub3<mode>): New pattern.
14370 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14371 (nmadd3<mode>): New pattern.
14372 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14373 (nmadd3<mode>_fastmath): New pattern.
14374 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14375 (nmsub3<mode>): New pattern.
14376 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14377 (nmsub3<mode>_fastmath): New pattern.
14378 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14380 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14382 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14383 (DF_REF_INSN_INFO): New.
14384 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14385 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14386 with a NULL DF_REF_INSN_INFO.
14387 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14389 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14390 DF_INSN_INFO_EQ_USES): New.
14391 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14392 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14393 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14394 * df-core.c: Update comment for above changes.
14395 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14396 DF_INSN_UID_* macros.
14397 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14398 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14399 insn rtx. Update all callers.
14400 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14401 df_ref_create_structure, df_insn_refs_collect): Likewise.
14402 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14403 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14404 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14405 macros to access the insn refs.
14406 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14407 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14408 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14409 for accessing the refs.
14410 (try_fwprop_subst): Likewise.
14411 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14412 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14413 for accessing the refs.
14414 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14415 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14416 to look at the insn refs.
14417 (record_uses): Likewise.
14418 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14420 (mark_artificial_uses): Don't mark_insn for artificial refs.
14421 (mark_reg_rependencies): Likewise.
14423 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14425 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14427 * configure: Regenerate.
14429 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14431 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14432 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14433 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14435 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14437 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14438 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14439 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14441 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14443 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14444 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14445 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14447 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14449 * tree-ssa-sccvn.c: Fix format of comments.
14451 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14453 * cgraph.c: Remove unneeded forward declarations of eq_node()
14456 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14458 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14460 (see_update_relevancy): Likewise.
14461 * fwprop.c (try_fwprop_subst): Likewise.
14462 * rtlanal.c (noop_move_p): Likewise.
14463 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14464 notes to non-existing libcall blocks.
14465 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14467 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14468 (dead_libcall_p): Remove.
14469 (delete_trivially_dead_insns): Don't use it.
14470 * web.c (union_defs): Remove comment about keeping nops.
14471 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14472 (compute_hash_table_work): Don't track libcall notes.
14473 (do_local_cprop): Don't take libcall pointers. Don't update
14475 (adjust_libcall_notes): Deleted.
14476 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14477 ever have existed in the first place).
14478 (replace_store_insn): Don't try to remove libcall notes.
14479 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14480 (resolve_reg_notes): Don't call them.
14481 (resolve_simple_move): Likewise.
14482 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14483 Don't remove REG_RETVAL notes.
14484 * emit-rtl.c (try_split): Don't update libcall notes.
14485 (emit_copy_of_insn_after): Dito.
14486 * cselib.c (cselib_current_insn_in_libcall): Remove.
14487 (cselib_process_insn): Don't set/clear it.
14488 (new_elt_loc_list): Don't record it.
14489 (cselib_init): Don't initialize it.
14490 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14491 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14493 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14494 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14495 (init_deps): Don't initialize it.
14496 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14497 * combine.c (delete_noop_moves): Don't update libcall notes.
14498 (can_combine_p): Remove now pointless #if 0 block.
14499 (try_combine): Remove another obsolete #if 0 block.
14500 (distribute_notes): Don't distribute libcall notes.
14501 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14502 * dce.c (libcall_dead_p): Remove.
14503 (delete_unmarked_insns): Don't handle libcall blocks.
14504 (preserve_libcall_for_dce): Remove.
14505 (prescan_insns_for_dce): Don't special-case libcall block insns.
14506 * reload1 (reload): Don't handle libcall notes.
14507 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14510 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14512 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14513 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14514 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14516 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14518 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14519 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14520 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14522 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14524 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14526 2008-06-16 Ira Rosen <irar@il.ibm.com>
14528 PR tree-optimization/36493
14529 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14530 the arguments list. Use VECTYPE to create vector pointer.
14531 (vectorizable_store): Fail if accesses through a pointer to vectype
14532 do not alias the original memory reference operands.
14533 Call vect_create_data_ref_ptr without the removed argument.
14534 (vectorizable_load): Likewise.
14535 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14538 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14541 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14542 reg_equiv_constant.
14544 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14546 * config/mips/loongson2ef.md: New file.
14547 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14548 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14549 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14550 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14551 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14553 (loongson2ef.md): New include.
14554 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14555 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14556 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14557 (loongson_gt_<mode>, loongson_extract_halfword)
14558 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14559 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14560 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14561 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14562 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14563 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14564 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14565 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14566 (vec_interleave_low<mode>): Define type attribute.
14567 * config/mips/mips.c (mips_ls2): New static variable.
14568 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14569 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14570 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14571 Implement target scheduling hooks.
14572 (mips_multipass_dfa_lookahead): Update to handle tuning for
14574 (mips_sched_init): Initialize data for Loongson scheduling.
14575 (mips_ls2_variable_issue): New static function.
14576 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14578 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14579 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14580 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14581 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14582 Handle ST Loongson 2E/2F cores.
14583 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14585 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14587 * omp-low.c (extract_omp_for_data): Fix comment typo.
14590 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14592 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14593 FIXME note about gcc/config.guess.
14594 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14595 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14596 * doc/cppopts.texi: Likewise.
14597 * doc/extend.texi: Likewise.
14598 * doc/gcc.texi: Likewise.
14599 * doc/gccint.texi: Likewise.
14600 * doc/gcov.texi: Likewise.
14601 * doc/gty.texi: Likewise.
14602 * doc/hostconfig.texi: Likewise.
14603 * doc/install.texi: Likewise.
14604 * doc/invoke.texi: Likewise.
14605 * doc/loop.texi: Likewise.
14606 * doc/makefile.texi: Likewise.
14607 * doc/md.texi: Likewise.
14608 * doc/passes.texi: Likewise.
14609 * doc/tm.texi: Likewise.
14610 * doc/tree-ssa.texi: Likewise.
14611 * doc/trouble.texi: Likewise.
14613 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14614 Nathan Sidwell <nathan@codesourcery.com>
14615 Maxim Kuvyrkov <maxim@codesourcery.com>
14616 Richard Sandiford <rdsandiford@googlemail.com>
14618 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14619 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14620 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14622 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14623 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14624 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14626 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14627 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14628 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14629 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14630 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14631 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14632 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14633 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14634 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14635 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14636 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14637 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14638 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14639 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14640 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14641 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14642 (mips_builtins): Add Loongson builtins.
14643 (mips_loongson_2ef_bdesc): New.
14644 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14645 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14646 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14647 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14649 (mips_expand_vector_init): New.
14650 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14651 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14653 * config/mips/mips.md: Add unspec numbers for Loongson
14654 builtins. Include loongson.md.
14655 (MOVE64): Include Loongson vector modes.
14656 (SPLITF): Include Loongson vector modes.
14657 (HALFMODE): Handle Loongson vector modes.
14658 * config/mips/loongson.md: New.
14659 * config/mips/loongson.h: New.
14660 * config.gcc: Add loongson.h header for mips*-*-* targets.
14661 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14663 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14665 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14666 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14667 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14668 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14669 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14670 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14671 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14672 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14673 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14674 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14675 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14676 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14677 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14678 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14679 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14680 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14681 Remove use_fixproto=yes.
14682 (ia64*-*-hpux*): Remove comment about using fixproto.
14683 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14685 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14687 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14689 * configure: Regenerate.
14691 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14693 PR middle-end/36520
14694 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14695 before evaluating it.
14697 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14700 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14701 nested inline functions.
14702 (start_decl, start_function): Don't invert DECL_EXTERNAL
14703 for nested inline functions.
14705 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14707 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14708 splits that must be made for correctness.
14710 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14712 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14713 (AVAIL_NON_MIPS16): Likewise.
14714 (mips_builtin_description): Replace target_flags with a predicate.
14715 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14716 (dspr2_32): New availability predicates.
14717 (MIPS_BUILTIN): New macro.
14718 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14719 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14720 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14721 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14722 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14723 (mips_dsp_32only_bdesc): Merge into...
14724 (mips_builtins): ...this new array.
14725 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14726 (mips_init_builtins): Update after above changes.
14727 (mips_expand_builtin_1): Merge into...
14728 (mips_expand_builtin): ...here and update after above changes.
14730 2008-06-12 Paul Brook <paul@codesourcery.com>
14732 * longlong.h (__arm__): Define count_leading_zeros.
14733 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14734 (clzsi2, clzdi2): New functions.
14735 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14736 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14737 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14738 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14739 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14740 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14741 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14742 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14743 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14744 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14746 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14748 * config/m68k/m68k.c (m68k_tune_flags): New.
14749 (override_options): Compute m68k_tune_flags.
14750 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14751 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14753 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14755 PR middle-end/36506
14756 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14758 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14760 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14761 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14763 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14765 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14766 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14768 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14770 PR middle-end/36506
14771 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14774 2008-06-12 Richard Guenther <rguenther@suse.de>
14776 PR tree-optimization/36345
14777 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14778 add memory_tag_needed flag.
14779 (may_alias_p): Declare.
14780 * tree-ssa-alias.c (may_alias_p): Export.
14781 (set_initial_properties): Use memory_tag_needed flag.
14782 (update_reference_counts): Likewise.
14783 (reset_alias_info): Reset memory_tag_needed flag.
14784 (create_name_tags): Check memory_tag_needed flag.
14785 (dump_points_to_info_for): Dump it.
14786 * tree-ssa-structalias.c (struct variable_info): Remove
14787 directly_dereferenced flag.
14788 (new_var_info): Do not initialize it.
14789 (process_constraint_1): Do not set it.
14790 (update_alias_info): Set is_dereferenced flag.
14791 (set_uids_in_ptset): Use may_alias_p.
14792 (set_used_smts): Check memory_tag_needed flag.
14793 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14794 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14795 memory_tag_needed flag.
14796 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14797 from broken design.
14799 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14801 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14802 red zone for w64 abi.
14803 (ix86_expand_prologue): Likewise.
14804 (ix86_force_to_memory): Likewise.
14805 (ix86_free_from_memory): Likewise.
14807 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14810 * config/rs6000/rs6000.c (rs6000_override_options): Set
14811 rs6000_isel conditionally to the absence of comand line override.
14812 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14813 Remove duplicate rs6000_isel setting.
14814 * config/rs6000/eabispe.h: Ditto.
14816 2008-06-11 Richard Guenther <rguenther@suse.de>
14818 * alias.c (get_alias_set): Use the element alias-set for arrays.
14819 (record_component_aliases): For arrays and vectors do nothing.
14820 * c-common.c (strict_aliasing_warning): Handle the cases
14821 of alias set zero explicitly.
14822 * Makefile.in (dfp.o-warn): Add -Wno-error.
14824 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14826 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14828 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14829 tune_32 tune_64 to supported_defaults. Allow values not
14830 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14831 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14832 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14833 with_cpu_64 to generic for 64-bit-supporting configurations, not
14834 with_cpu. Remove FIXMEs.
14835 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14836 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14837 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14838 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14839 arch_32 and arch_64.
14841 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14842 Olivier Hainque <hainque@adacore.com>
14844 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14845 Use DECL_SIZE_UNIT to retrieve the size of the field.
14847 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14849 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14850 with function calls after declarations. Lay out
14851 neon_float_type_node before further use.
14853 2008-06-11 Richard Guenther <rguenther@suse.de>
14855 * tree-flow.h (may_point_to_global_var): Declare.
14856 * tree-ssa-alias.c (may_point_to_global_var): New function.
14857 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14859 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14861 * configure.ac: Teach that fido supports .debug_line.
14862 * configure: Regenerate.
14864 2008-06-10 Tom Tromey <tromey@redhat.com>
14866 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14869 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14871 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14872 (encode_decimal64, decode_decimal64, encode_decimal128,
14873 decode_decimal128): Reverse order of 32-bit parts of value if host
14874 and target endianness differ.
14876 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14878 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14879 Avoid division by 0.
14880 (tree_mod_pow2_value_transform): Likewise.
14881 (tree_ic_transform): Likewise.
14882 (tree_stringops_transform): Likewise.
14883 (tree_mod_subtract_transform): Likewise.
14884 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14885 (copy_edges_for_bb): Likewise.
14886 (initialize_cfun): Likewise.
14888 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14890 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14891 nonmemory_operand. Add "N" operand constraint.
14893 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14894 (*jcc_btsi_mask): Ditto.
14895 (*jcc_btsi_mask_1): Ditto.
14897 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14899 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14900 TYPE_CANONICAL for copied element type.
14902 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14905 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14906 Add m_CORE2 and m_GENERIC.
14907 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14908 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14910 (*jcc_btdi_rex64): New instruction and split pattern.
14911 (*jcc_btsi): Ditto.
14912 (*jcc_btsi_1): Ditto.
14913 (*btsq): Fix Intel asm dialect operand order.
14917 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14919 PR middle-end/36447
14920 * simplify-rtx.c (simplify_subreg): Add check for shift count
14923 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14925 * doc/md.texi: Synchronize with later constraints.md change.
14926 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14927 with a C implementation.
14928 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14930 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14931 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14932 when moving to and from MD_REGNUM.
14933 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14934 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14935 Handle byte and halfword moves.
14936 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14938 * config/mips/constraints.md (h): Turn into NO_REGS.
14939 (l, x): Update documentation.
14940 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14941 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14942 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14943 (HILO): New mode iterator.
14945 (any_div): New code iterator.
14946 (u): Extend code attribute to div and udiv.
14947 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14948 d_operand in the splitters. Remove redundant CONST_INT checks.
14949 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14950 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14951 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14952 accordingly, using normal moves instead of unspecs to move LO into
14953 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14954 (<u>mulsidi3): Handle expansion in C code.
14955 (<u>mulsidi3_32bit_internal): Rename to...
14956 (<u>mulsidi3_32bit): ...this.
14957 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14958 (*<u>mulsidi3_64bit): Rename to...
14959 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14960 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14961 to set LO and HI to the multiplication result. Use a normal move
14962 for MFLO and an unspec for MFHI.
14963 (*<u>mulsidi3_64bit_parts): Replace with...
14964 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14965 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14966 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14967 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14968 instead of HI. Split the instruction into a separate multiplication
14969 and MFHI if !TARGET_FIX_R4000.
14970 (<su>muldi3_highpart): Likewise.
14971 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14972 and the "=h" clobber.
14973 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14974 (<u>mulditi3): New expander.
14975 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14976 (madsi): Remove "=h" clobber.
14977 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14978 Force the modulus result to be a GPR and split the instruction into
14979 a division followed by an MFHI after reload.
14980 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14981 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14982 the MIPS16 HIGH define_split.
14983 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14984 of acc<->gpr moves to "multi".
14985 (*movdi_64bit): Replace the single "x" alternative with
14986 alternatives for moving into and out of "a".
14987 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14988 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14989 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14990 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14991 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14992 (movti): New expander.
14993 (*movti, *movti_mips16): New insns.
14994 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14995 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14996 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14997 * config/mips/predicates.md (fpr_operand): Delete.
14998 (d_operand): New predicate.
15000 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15002 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15003 failure on some Bourne shells.
15004 (x86_64-*-*): Ditto.
15006 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15008 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15010 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15012 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15013 (sparc-sun-solaris2*): Likewise.
15015 2008-06-09 Arnaud Charlet <charlet@adacore.com
15017 * doc/install.texi: Update requirements to build the Ada compiler.
15019 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15021 * df-scan.c (struct df_scan_problem_data): Remove the
15022 mw_link_pool alloc pool.
15023 (df_scan_free_internal): Don't free it.
15024 (df_scan_alloc): Don't allocate it.
15025 * df.h (struct df_link): Update comment.
15027 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15029 * except.h: Correct checks for when SJLJ exceptions must be used.
15031 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15033 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15036 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15038 PR tree-optimization/36218
15039 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15040 configure for the build system.
15041 (BUILD_LDFLAGS): Define.
15042 * configure: Regenerate.
15043 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15045 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15048 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15049 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15050 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15052 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15054 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15056 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15058 * config.gcc (Obsolete configurations): Remove list of
15060 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15061 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15062 targets matched by those patterns.
15063 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15064 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15065 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15066 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15067 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15068 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15069 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15070 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15071 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15072 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15073 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15074 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15075 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15076 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15077 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15078 Make code for Solaris 7 and greater unconditional for Solaris.
15079 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15080 Remove --with-* handling.
15081 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15082 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15083 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15084 LINK_OS_WINDISS_SPEC): Remove.
15085 * config/rs6000/sysv4.opt (mwindiss): Remove.
15086 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15087 * configure: Regenerate.
15088 * doc/cpp.texi: Don't mention BeOS.
15089 * doc/extend.texi (interrupt): Don't mention MS1.
15090 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15091 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15092 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15093 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15094 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15096 * doc/invoke.texi (MT Options): Remove.
15097 (-mwindiss): Remove.
15098 (CRIS Options): Remove cris-axis-aout references.
15099 (HPPA Options): Don't mention hppa1.1-*-pro.
15100 * doc/md.texi: (MorphoTech family): Remove.
15101 * libgcc2.c: Don't handle UWIN.
15102 * config/alpha/t-unicosmk: Remove.
15103 * config/alpha/unicosmk.h: Remove.
15104 * config/arm/kaos-arm.h: Remove.
15105 * config/arm/kaos-strongarm.h: Remove.
15106 * config/arm/strongarm-coff.h: Remove.
15107 * config/arm/strongarm-elf.h: Remove.
15108 * config/arm/strongarm-pe.h: Remove.
15109 * config/arm/t-strongarm-pe: Remove.
15110 * config/arm/t-xscale-coff: Remove.
15111 * config/arm/t-xscale-elf: Remove.
15112 * config/arm/xscale-coff.h: Remove.
15113 * config/arm/xscale-elf.h: Remove.
15114 * config/chorus.h: Remove.
15115 * config/cris/aout.h: Remove.
15116 * config/cris/aout.opt: Remove.
15117 * config/cris/t-aout: Remove.
15118 * config/i386/beos-elf.h: Remove.
15119 * config/i386/kaos-i386.h: Remove.
15120 * config/i386/ptx4-i.h: Remove.
15121 * config/i386/sco5.h: Remove.
15122 * config/i386/sco5.opt: Remove.
15123 * config/i386/sysv4-cpp.h: Remove.
15124 * config/i386/sysv5.h: Remove.
15125 * config/i386/t-beos: Remove.
15126 * config/i386/t-sco5: Remove.
15127 * config/i386/t-uwin: Remove.
15128 * config/i386/uwin.asm: Remove.
15129 * config/i386/uwin.h: Remove.
15130 * config/kaos.h: Remove.
15131 * config/mips/windiss.h: Remove.
15132 * config/mt: Remove directory.
15133 * config/pa/pa-osf.h: Remove.
15134 * config/pa/pa-pro-end.h: Remove.
15135 * config/pa/t-pro: Remove.
15136 * config/ptx4.h: Remove.
15137 * config/rs6000/beos.h: Remove.
15138 * config/rs6000/kaos-ppc.h: Remove.
15139 * config/rs6000/t-beos: Remove.
15140 * config/rs6000/windiss.h: Remove.
15141 * config/sh/kaos-sh.h: Remove.
15142 * config/sol2-6.h: Remove.
15143 * config/sparc/sol26-sld.h: Remove.
15144 * config/sparc/sysv4-only.h: Remove.
15145 * config/vax/bsd.h: Remove.
15146 * config/vax/t-memfuncs: Remove.
15147 * config/vax/ultrix.h: Remove.
15148 * config/vax/vaxv.h: Remove.
15149 * config/windiss.h: Remove.
15151 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15153 PR rtl-optimization/36438
15154 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15155 for vector shifts with constant scalar shift operands.
15157 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15159 * doc/invoke.texi: Document -march=xlr.
15160 * config/mips/xlr.md: New file.
15161 * config/mips/mips.md: Include it.
15163 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15164 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15165 (mips_rtx_cost_data): Likewise.
15167 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15169 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15170 PRE_INC and PRE_DEC cases.
15172 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15174 PR rtl-optimization/36419
15175 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15176 the emitting jump insn.
15179 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15180 is not bool, boolify the whole *expr_p and convert to the desired type.
15182 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15184 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15185 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15186 Add omp_private_outer_ref hook, add another argument to
15187 omp_clause_default_ctor hook.
15188 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15189 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15190 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15191 hook_tree_tree_tree_tree_null.
15192 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15193 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15194 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15195 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15196 * tree.def (OMP_TASK): New tree code.
15197 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15198 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15199 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15200 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15201 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15202 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15203 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15204 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15205 (OMP_DIRECTIVE_P): Add OMP_TASK.
15206 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15207 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15208 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15209 and OMP_CLAUSE_UNTIED entries.
15210 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15212 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15213 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15214 * tree-pretty-print.c (dump_omp_clause): Handle
15215 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15216 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15217 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15218 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15219 warning about unsigned iterators. Change decl/init/cond/incr
15220 arguments to TREE_VECs, check arguments for all collapsed loops.
15221 (c_finish_omp_taskwait): New function.
15222 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15224 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15225 default_function_array_conversion on init. Add par_clauses argument.
15226 If decl is present in parallel's lastprivate clause, change it to
15227 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15228 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15229 collapse count in clauses.
15230 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15231 c_parser_omp_for_loop callers.
15232 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15233 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15234 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15235 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15237 (c_parser_omp_clause_schedule): Handle schedule(auto).
15238 Include correct location in the error message.
15239 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15240 and PRAGMA_OMP_CLAUSE_UNTIED.
15241 (OMP_TASK_CLAUSE_MASK): Define.
15242 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15243 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15244 * tree-nested.c (convert_nonlocal_omp_clauses,
15245 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15246 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15247 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15248 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15250 (conver_nonlocal_reference, convert_local_reference,
15251 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15252 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15253 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15254 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15255 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15256 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15257 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15258 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15259 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15261 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15262 * c-common.h (c_finish_omp_taskwait): New prototype.
15263 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15264 * tree-parloops.c (create_parallel_loop): Create 1 entry
15265 vectors for OMP_FOR_{INIT,COND,INCR}.
15266 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15267 (make_edges): Handle OMP_TASK.
15268 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15269 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15270 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15271 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15272 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15273 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15274 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15275 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15276 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15277 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15278 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15279 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15280 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15281 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15282 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15283 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15284 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15285 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15286 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15287 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15288 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15289 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15290 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15291 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15292 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15293 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15294 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15295 original iterator is present in lastprivate clause or if
15296 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15297 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15298 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15299 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15300 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15301 if it is set, lookup var in outer contexts too. Handle
15302 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15303 to be implicitly determined firstprivate for task regions.
15304 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15305 if it is set, lookup var in outer contexts too. Set
15306 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15307 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15308 OMP_CLAUSE_UNTIED. Take region_type as last argument
15309 instead of in_parallel and in_combined_parallel.
15310 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15312 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15313 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15314 (new_omp_context): Set default_kind to
15315 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15316 (omp_region_type): New enum.
15317 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15318 fields, add region_type.
15319 (new_omp_context): Take region_type as argument instead of is_parallel
15320 and is_combined_parallel.
15321 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15322 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15323 ctx->is_combined_parallel checks.
15324 (gimplify_omp_task): New function.
15325 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15327 * omp-low.c (extract_omp_for_data): Use schedule(static)
15328 for schedule(auto). Handle pointer and unsigned iterators.
15329 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15330 Add loops argument. Extract data for collapsed OMP_FOR loops.
15331 (expand_parallel_call): Assert sched_kind isn't auto,
15332 map runtime schedule to index 3.
15333 (struct omp_for_data_loop): New type.
15334 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15335 Add loop, loops, collapse and iter_type fields.
15336 (workshare_safe_to_combine_p): Disallow combined for if
15337 iter_type is unsigned long long. Don't combine collapse > 1 loops
15338 unless all bounds and steps are constant. Adjust extract_omp_for_data
15340 (expand_omp_for_generic): Handle pointer, unsigned and long long
15341 iterators. Handle collapsed OMP_FOR loops. Adjust
15342 for struct omp_for_data changes. If libgomp function doesn't return
15343 boolean_type_node, add comparison of the return value with 0.
15344 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15345 pointer, unsigned and long long iterators. Adjust for struct
15346 omp_for_data changes.
15347 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15348 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15349 unsigned long long. Allocate loops array, pass it to
15350 extract_omp_for_data. For collapse > 1 loops use always
15351 expand_omp_for_generic.
15352 (omp_context): Add sfield_map and srecord_type fields.
15353 (is_task_ctx, lookup_sfield): New functions.
15354 (use_pointer_for_field): Use is_task_ctx helper. Change first
15355 argument's type from const_tree to tree. Clarify comment.
15356 In OMP_TASK disallow copy-in/out sharing.
15357 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15358 (install_var_field): Add mask argument. Populate both record_type
15359 and srecord_type if needed.
15360 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15362 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15363 and DECL_FIELD_OFFSET.
15364 (scan_sharing_clauses): Adjust install_var_field callers. For
15365 firstprivate clauses on explicit tasks allocate the var by value in
15366 record_type unconditionally, rather than by reference.
15367 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15368 Use is_taskreg_ctx instead of is_parallel_ctx.
15369 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15370 (create_omp_child_function_name): Add task_copy argument, use
15371 *_omp_cpyfn* names if it is true.
15372 (create_omp_child_function): Add task_copy argument, if true create
15373 *_omp_cpyfn* helper function.
15374 (scan_omp_parallel): Adjust create_omp_child_function callers.
15375 Rename parallel_nesting_level to taskreg_nesting_level.
15376 (scan_omp_task): New function.
15377 (lower_rec_input_clauses): Don't run constructors for firstprivate
15378 explicit task vars which are initialized by *_omp_cpyfn*.
15379 Pass outer var ref to omp_clause_default_ctor hook if
15380 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15381 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15382 OMP_CLAUSE_REDUCTION_INIT.
15383 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15384 avoid duplicate setting of fields. Handle
15385 OMP_CLAUSE_PRIVATE_OUTER_REF.
15386 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15387 copy-out if TREE_READONLY, only copy-in.
15388 (expand_task_copyfn): New function.
15389 (expand_task_call): New function.
15390 (struct omp_taskcopy_context): New type.
15391 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15393 (lower_omp_parallel): Rename to...
15394 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15395 Call create_task_copyfn if srecord_type is needed. Adjust
15397 (task_shared_vars): New variable.
15398 (check_omp_nesting_restrictions): Warn if work-sharing,
15399 barrier, master or ordered region is closely nested inside OMP_TASK.
15400 Add warnings for barrier if closely nested inside of work-sharing,
15401 ordered, or master region.
15402 (scan_omp_1): Call check_omp_nesting_restrictions even for
15403 GOMP_barrier calls. Rename parallel_nesting_level to
15404 taskreg_nesting_level. Handle OMP_TASK.
15405 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15406 work-sharing construct, continue looking for them on parent parallel
15408 (lower_omp_for_lastprivate): Add lastprivate clauses
15409 to the beginning of dlist rather than end. Adjust for struct
15410 omp_for_data changes.
15411 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15412 not after it. Handle collapsed OMP_FOR loops, adjust for
15413 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15414 (get_ws_args_for): Adjust extract_omp_for_data caller.
15415 (scan_omp_for): Handle collapsed OMP_FOR
15416 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15417 (lower_omp_single_simple): If libgomp function doesn't return
15418 boolean_type_node, add comparison of the return value with 0.
15419 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15420 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15421 (parallel_nesting_level): Rename to...
15422 (taskreg_nesting_level): ... this.
15423 (is_taskreg_ctx): New function.
15424 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15425 of is_parallel_ctx.
15426 (execute_lower_omp): Rename parallel_nesting_level to
15427 taskreg_nesting_level.
15428 (expand_omp_parallel): Rename to...
15429 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15430 Call omp_task_call for OMP_TASK regions.
15431 (expand_omp): Adjust caller, handle OMP_TASK.
15432 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15434 * bitmap.c (bitmap_default_obstack_depth): New variable.
15435 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15436 if argument is NULL and bitmap_default_obstack is already initialized.
15437 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15439 * matrix-reorg.c (matrix_reorg): Likewise.
15441 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15443 * config/i386/i386.md (*indirect_jump): Macroize using P
15444 mode iterator. Remove !TARGET_64BIT from insn constraints.
15445 (*tablejump_1): Ditto.
15446 (*indirect_jump_rex64): Remove insn pattern.
15447 (*tablejump_1_rex64): Ditto.
15448 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15449 and eh_return_si insn patterns.
15451 2008-06-06 Richard Guenther <rguenther@suse.de>
15453 * tree-ssa-structalias.c (merge_smts_into): Remove.
15454 (find_what_p_points_to): Do not bother to compute the
15455 points-to set for pt_anything pointers.
15456 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15457 for pt_anything pointers is ok.
15459 2008-06-06 Jan Hubicka <jh@suse.cz>
15461 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15463 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15465 * cgraph.c: Fix typos in comments.
15466 (cgraph_availability_names): Fix string typo.
15467 * fold-const.c: Fix typos in comments.
15468 (fold_binary): Fix typo in warning.
15469 * genautomata.c: Fix typos in comments.
15470 (check_presence_pattern_sets): Fix typo in local variable.
15471 (output_description): Fix typo in output.
15472 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15473 * hwint.h: Likewise.
15474 * matrix-reorg.c (check_allocation_function): Likewise.
15475 * omega.c (smooth_weird_equations): Likewise.
15476 * auto-inc-dec.c: Fix typos in comments.
15477 * bb-reorder.c: Likewise.
15478 * builtins.c: Likewise.
15479 * c-common.c: Likewise.
15480 * c-cppbuiltin.c: Likewise.
15481 * c-parser.c: Likewise.
15482 * c-pretty-print.c: Likewise.
15483 * cfgcleanup.c: Likewise.
15484 * cfgexpand.c: Likewise.
15485 * cfghooks.c: Likewise.
15486 * cfglayout.c: Likewise.
15487 * cfgloopmanip.c: Likewise.
15488 * cgraphunit.c: Likewise.
15489 * coverage.c: Likewise.
15490 * dbxout.c: Likewise.
15491 * df-byte-scan.c: Likewise.
15492 * df-core.c: Likewise.
15493 * df-problems.c: Likewise.
15494 * df-scan.c: Likewise.
15496 * dominance.c: Likewise.
15497 * domwalk.c: Likewise.
15499 * dwarf2out.c: Likewise.
15500 * emit-rtl.c: Likewise.
15501 * et-forest.c: Likewise.
15502 * function.c: Likewise.
15503 * function.h: Likewise.
15505 * gcov-io.c: Likewise.
15506 * gcov.c: Likewise.
15507 * gcse.c: Likewise.
15508 * genattrtab.c: Likewise.
15509 * ggc-page.c: Likewise.
15510 * gimplify.c: Likewise.
15511 * gthr-lynx.h: Likewise.
15512 * haifa-sched.c: Likewise.
15513 * ipa-cp.c: Likewise.
15514 * ipa-inline.c: Likewise.
15515 * ipa-prop.h: Likewise.
15516 * ipa-pure-const.c: Likewise.
15517 * ipa-struct-reorg.c: Likewise.
15518 * ipa-struct-reorg.h: Likewise.
15519 * ipa-type-escape.c: Likewise.
15521 * loop-doloop.c: Likewise.
15522 * mips-tfile.c: Likewise.
15523 * mkmap-flat.awk: Likewise.
15524 * mkmap-symver.awk: Likewise.
15525 * modulo-sched.c: Likewise.
15526 * omp-low.c: Likewise.
15527 * optabs.c: Likewise.
15528 * optabs.h: Likewise.
15529 * opts.c: Likewise.
15530 * passes.c: Likewise.
15531 * postreload-gcse.c: Likewise.
15532 * postreload.c: Likewise.
15533 * predict.c: Likewise.
15534 * pretty-print.h: Likewise.
15535 * profile.c: Likewise.
15536 * protoize.c: Likewise.
15537 * ra-conflict.c: Likewise.
15538 * real.c: Likewise.
15539 * recog.c: Likewise.
15540 * regclass.c: Likewise.
15541 * regs.h: Likewise.
15542 * reload.c: Likewise.
15543 * rtl-error.c: Likewise.
15544 * rtlanal.c: Likewise.
15545 * scan.h: Likewise.
15546 * sched-rgn.c: Likewise.
15548 * stmt.c: Likewise.
15549 * target.h: Likewise.
15550 * tree-dfa.c: Likewise.
15551 * tree-eh.c: Likewise.
15552 * tree-flow-inline.h: Likewise.
15553 * tree-inline.c: Likewise.
15554 * tree-into-ssa.c: Likewise.
15555 * tree-loop-distribution.c: Likewise.
15556 * tree-nested.c: Likewise.
15557 * tree-parloops.c: Likewise.
15558 * tree-pass.h: Likewise.
15559 * tree-pretty-print.c: Likewise.
15560 * tree-profile.c: Likewise.
15561 * tree-scalar-evolution.c: Likewise.
15562 * tree-sra.c: Likewise.
15563 * tree-ssa-alias-warnings.c: Likewise.
15564 * tree-ssa-ccp.c: Likewise.
15565 * tree-ssa-coalesce.c: Likewise.
15566 * tree-ssa-dom.c: Likewise.
15567 * tree-ssa-dse.c: Likewise.
15568 * tree-ssa-forwprop.c: Likewise.
15569 * tree-ssa-live.c: Likewise.
15570 * tree-ssa-live.h: Likewise.
15571 * tree-ssa-loop-im.c: Likewise.
15572 * tree-ssa-loop-ivopts.c: Likewise.
15573 * tree-ssa-loop-niter.c: Likewise.
15574 * tree-ssa-loop-prefetch.c: Likewise.
15575 * tree-ssa-phiopt.c: Likewise.
15576 * tree-ssa-phiprop.c: Likewise.
15577 * tree-ssa-sccvn.c: Likewise.
15578 * tree-ssa-ter.c: Likewise.
15579 * tree-ssa-threadupdate.c: Likewise.
15580 * tree-ssa.c: Likewise.
15581 * tree-vect-analyze.c: Likewise.
15582 * tree-vect-transform.c: Likewise.
15583 * tree-vectorizer.c: Likewise.
15584 * tree-vn.c: Likewise.
15585 * tree-vrp.c: Likewise.
15586 * tree.c: Likewise.
15587 * tree.def: Likewise.
15588 * tree.h: Likewise.
15589 * unwind-dw2-fde.c: Likewise.
15590 * unwind.inc: Likewise.
15591 * value-prof.c: Likewise.
15592 * vmsdbgout.c: Likewise.
15594 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15596 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15597 always place FP constants in the TOC for TARGET_POWERPC64.
15598 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15600 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15602 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15603 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15604 enable for TARGET_E500_DOUBLE.
15605 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15606 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15607 floating-point modes like integer modes for E500 double.
15608 (rs6000_legitimate_offset_address_p): Likewise.
15609 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15610 addressing for DDmode for E500 double.
15611 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15612 modes as using 64-bits of registers for E500 double.
15613 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15614 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15615 specially for E500 double.
15616 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15617 TDmode for E500 double.
15618 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15619 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15620 (rs6000_split_multireg_move): Do not handle TDmode specially for
15622 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15623 using 64-bit registers for E500 double.
15624 (emit_frame_save): Do not handle DDmode specially for E500 double.
15625 (gen_frame_mem_offset): Likewise.
15626 (rs6000_function_value): Do not call spe_build_register_parallel
15627 for DDmode or TDmode.
15628 (rs6000_libcall_value): Likewise.
15629 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15630 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15633 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15635 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15638 2008-06-04 Junjie Gu <jgu@tensilica.com>
15640 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15641 comparison for frame pointers.
15643 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15646 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15648 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15651 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15652 register is already smaller or equal to required mode.
15654 2008-06-04 Xinliang David Li <davidxl@google.com>
15656 * tree-call-cdce.c: New file.
15657 (cond_dead_built_in_calls): New static variable.
15658 (input_domain): New struct.
15659 (check_pow): New function.
15660 (check_builtin_call): Ditto.
15661 (check_target_format): Ditto.
15662 (is_call_dce_candidate): Ditto.
15663 (gen_one_condition): Ditto.
15664 (gen_conditions_for_domain): Ditto.
15665 (get_domain): Ditto.
15666 (gen_conditions_for_pow_cst_base): Ditto.
15667 (gen_conditions_for_pow_int_base): Ditto.
15668 (gen_conditions_for_pow): Ditto.
15669 (get_no_error_domain): Ditto.
15670 (gen_shrink_wrap_conditions): Ditto.
15671 (shrink_wrap_one_built_in_call): Ditto.
15672 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15673 (tree_call_cdce): Ditto.
15674 (gate_call_cdce): Ditto.
15675 (pass_call_cdce): New gimple pass.
15676 * passes.c: (init_optimization_passes): New pass.
15677 * tree-pass.h: New pass declaration.
15678 * opts.c (decode_options): New flag setting.
15679 * common.opt: Add -ftree-builtin-call-dce flag.
15680 * Makefile.in: Add new source file.
15681 * tempvar.def: New tv_id.
15682 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15684 2008-06-04 Richard Guenther <rguenther@suse.de>
15686 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15687 (is_call_clobbered): Always check var_ann->call_clobbered.
15688 (mark_call_clobbered): Always set var_ann->call_clobbered.
15689 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15690 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15691 (reset_alias_info): Clear call clobbering info on MTAGs and
15693 (set_pt_anything): Set pt_global_mem.
15694 (create_tag_raw): Adjust comment.
15695 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15697 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15698 Maxim Kuvyrkov <maxim@codesourcery.com>
15700 * config/m68k/m68k.opt (mxgot): New option.
15701 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15702 (m68k_output_addr_const_extra): New.
15703 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15704 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15705 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15706 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15708 2008-06-04 Richard Guenther <rguenther@suse.de>
15710 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15711 negative or non-representable offsets.
15713 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15715 * config/i386/i386.c (ix86_gen_leave): New.
15716 (ix86_gen_pop1): Likewise.
15717 (ix86_gen_add3): Likewise.
15718 (ix86_gen_sub3): Likewise.
15719 (ix86_gen_sub3_carry): Likewise.
15720 (ix86_gen_one_cmpl2): Likewise.
15721 (ix86_gen_monitor): Likewise.
15722 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15723 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15724 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15725 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15726 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15727 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15728 (ix86_expand_epilogue): Updated.
15729 (print_operand): Handle integer register operand for 'z'.
15730 (ix86_expand_strlensi_unroll_1): Likewise.
15731 (ix86_expand_strlen): Likewise.
15732 (ix86_expand_builtin): Likewise.
15733 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15734 mov{q}/mov{l} and add{q}/add{l}.
15736 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15738 * config/i386/i386.md (P): New mode iterator.
15739 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15740 using P mode iterator.
15741 (DFmode push_operand splitter): Ditto.
15742 (XFmode push_operand splitter): Ditto.
15743 (DFmode float_extend SFmode push_operand splitter): Ditto.
15744 (XFmode float_extend SFmode push_operand splitter): Do not generate
15745 SImode pushes for 64bit target. Macroize Dimode and SImode
15746 pushes using P mode iterator.
15747 (XFmode float_extend DFmode push_operand splitter): Ditto.
15749 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15751 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15752 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15753 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15754 return type to int.
15755 (ix86_call_abi_override): Remove check for call_used_regs.
15757 2008-06-03 Richard Guenther <rguenther@suse.de>
15759 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15760 for the lhs of calls if the return type contains pointers.
15762 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15764 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15765 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15766 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15767 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15768 of cfun and DEFAULT_ABI to deceide abi mode.
15769 (DEFAULT_ABI): New.
15770 (REG_PARM_STACK_SPACE): Removed.
15771 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15772 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15773 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15774 (ix86_function_abi): Likewise.
15775 (ix86_function_type_abi): Likewise.
15776 (ix86_call_abi_override): Likewise.
15777 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15778 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15779 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15780 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15782 (X86_64_REGPARM_MAX): New.
15783 (X86_64_SSE_REGPARM_MAX): New.
15784 (X64_REGPARM_MAX): New.
15785 (X64_SSE_REGPARM_MAX): New.
15786 (X86_32_REGPARM_MAX): New.
15787 (X86_32_SSE_REGPARM_MAX): New.
15788 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15789 (ix86_function_regparm): Handle user calling abi.
15790 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15791 by DEFAULT_ABI versus SYSV_ABI check.
15792 (ix86_reg_parm_stack_space): New.
15793 (ix86_function_type_abi): New.
15794 (ix86_call_abi_override): New.
15795 (ix86_function_abi): New.
15796 (ix86_cfun_abi): New.
15797 (init_cumulative_args): Call abi specific initialization.
15798 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15799 (function_arg_64): Extend SSE_REGPARM_MAX check.
15800 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15801 (ix86_pass_by_reference): Likewise.
15802 (ix86_function_value_regno_p): Likewise.
15803 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15804 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15805 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15806 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15807 (setup_incoming_varargs_64): Adjust regparm for call abi.
15808 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15809 (ix86_va_start): Likewise.
15810 (ix86_gimplify_va_arg): Likewise.
15811 (ix86_expand_prologue): Likewise.
15812 (output_pic_addr_const): Likewise.
15813 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15814 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15815 (x86_output_mi_thunk): Likewise.
15816 (x86_function_profiler): Likewise.
15817 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15818 (SYSV_ABI, MS_ABI): New constants.
15819 (DEFAULT_ABI): New.
15820 (init_regs): Add prototype of function in regclass.c file.
15821 (OVERRIDE_ABI_FORMAT): New.
15822 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15823 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15824 (OUTGOING_REG_PARM_STACK_SPACE): New.
15825 (ix86_reg_parm_stack_space): New prototype.
15826 (CUMULATIVE_ARGS): Add call_abi member.
15827 (machine_function): Add call_abi member.
15828 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15829 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15831 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15834 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15835 (avr_builtin_setjmp_frame_value): New function.
15836 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15837 (nonlocal_goto): Define.
15839 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15841 * config/mips/mips.c (mips_emit_loadgp): Return early if
15842 there is nothing do to, otherwise emit a blockage if
15843 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15844 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15846 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15848 * configure.ac: Drop unneeded backslash ending up in config.in.
15849 * acinclude.m4: Likewise.
15850 * config.in: Regenerate.
15852 2008-05-26 Jan Hubicka <jh@suse.cz>
15854 * predict.c (maybe_hot_frequency_p): Break out of...
15855 (maybe_hot_bb_p): ... here.
15856 (maybe_hot_edge_p): New.
15857 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15858 * basic-block.h (maybe_hot_edge_p): Declare.
15860 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15862 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15863 (*cmpfp_<mode>_cc): Ditto.
15864 (*fp_jcc_8<mode>_387): Ditto.
15865 (*fop_<MODEF:mode>_2_i387): Ditto.
15866 (*fop_<MODEF:mode>_3_i387): Ditto.
15867 (*fop_xf_2_i387): Ditto.
15868 (*fop_xf_3_i387): Ditto.
15870 2008-06-02 Tomas Bily <tbily@suse.cz>
15872 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15874 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15876 * config/mips/mips.c (mips_valid_offset_p): New function.
15877 (mips_valid_lo_sum_p): Likewise.
15878 (mips_classify_address): Use them.
15879 (mips_force_address): New function.
15880 (mips_legitimize_address): Use it.
15881 * config/mips/mips.md (MOVE128): New mode iterator.
15882 (movtf): Require TARGET_64BIT. Remove empty strings.
15883 (*movtf_internal): Rename to...
15884 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15885 of "R" and use {,fp}{load,store} attributes instead of "multi".
15886 Use a separate define_split.
15887 (*movtf_mips16): New pattern.
15889 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15891 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15892 * config/mips/mips.c (mips_expand_before_return): New function.
15893 (mips_expand_epilogue): Call it.
15894 * config/mips/mips.md (return): Turn into a define_expand.
15895 (*return): New insn.
15897 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15899 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15900 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15901 functions. Do not emit uses and clobbers of CONCATs; individually
15902 use and clobber their operands.
15903 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15904 gen_clobber, emit_use and gen_use.
15905 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15906 (expand_builtin_return): Likewise.
15907 * cfgbuild.c (count_basic_blocks): Likewise.
15908 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15909 * explow.c (emit_stack_restore): Likewise.
15910 * expmed.c (extract_bit_field_1): Likewise.
15911 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15912 (emit_move_multi_word, store_constructor): Likewise.
15913 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15914 (thread_prologue_and_epilogue_insns): Likewise.
15915 * lower-subreg.c (resolve_simple_move): Likewise.
15916 * optabs.c (widen_operand, expand_binop): Likewise.
15917 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15918 * reload.c (find_reloads): Likewise.
15919 * reload1.c (eliminate_regs_in_insn): Likewise.
15920 * stmt.c (expand_nl_goto_receiver): Likewise.
15921 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15922 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15923 * config/arm/arm.c (arm_load_pic_register): Likewise.
15924 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15925 * config/arm/arm.md (untyped_return): Likewise.
15926 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15927 * config/avr/avr.c (expand_prologue): Likewise.
15928 * config/bfin/bfin.c (do_unlink): Likewise.
15929 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15930 * config/cris/cris.c (cris_expand_prologue): Likewise.
15931 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15932 (machopic_legitimize_pic_address): Likewise.
15933 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15934 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15935 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15936 (ix86_expand_convert_uns_didf_sse): Likewise.
15937 (ix86_expand_vector_init_general): Likewise.
15938 * config/ia64/ia64.md (eh_epilogue): Likewise.
15939 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15940 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15941 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15942 (config/iq2000/iq2000.c): Likewise.
15943 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15944 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15945 (builtin_longjmp): Likewise.
15946 * config/mn10300/mn10300.md (call, call_value): Likewise.
15947 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15948 * config/pdp11/pdp11.md (abshi2): Likewise.
15949 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15950 * config/s390/s390.c (s390_emit_prologue): Likewise.
15951 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15952 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15953 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15954 * config/sh/sh.c (prepare_move_operands): Likewise.
15955 (output_stack_adjust, sh_expand_epilogue): Likewise.
15956 (sh_set_return_address, sh_expand_t_scc): Likewise.
15957 * config/sparc/sparc.c (load_pic_register): Likewise.
15958 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15959 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15960 * config/v850/v850.c (expand_epilogue): Likewise.
15962 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15964 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15965 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15966 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15967 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15968 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15969 stack pointer register.
15970 (output_movhi): Remove code for interrupt specific writing to the
15971 stack pointer register.
15973 2008-05-31 Richard Guenther <rguenther@suse.de>
15975 PR tree-optimization/34244
15976 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15977 (tree_expr_nonzero_warnv_p): Likewise.
15978 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15979 ssa_name_nonnegative_p.
15980 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15981 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15982 not tree_expr_nonzero_warnv_p.
15984 PR tree-optimization/36262
15986 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15988 PR tree-optimization/34244
15989 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15990 (record_numbers_of_iterations): New function.
15991 (execute_vrp): Cache the numbers of iterations of loops.
15992 * tree-scalar-evolution.c (scev_reset_except_niters):
15994 (scev_reset): Use scev_reset_except_niters.
15995 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15997 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15999 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16000 __WORKAROUND_RETS when appropriate.
16002 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16004 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16005 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16007 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16008 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16009 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16010 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16011 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16012 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16013 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16014 *fop_df_1_sse insn patterns using MODEF mode iterator.
16015 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16016 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16017 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16018 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16019 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16020 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16021 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16022 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16023 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16024 (*fop_xf_5_i387): Ditto.
16025 (*fop_xf_6_i387): Ditto.
16027 2008-05-30 Richard Guenther <rguenther@suse.de>
16029 * builtins.c (build_string_literal): Avoid generating
16030 a non-gimple_val result.
16032 2008-05-30 DJ Delorie <dj@redhat.com>
16034 * exec-tool.in: Use an environment variable (private) instead of a
16035 file (shared) as a semaphore, so as to not break parallel builds.
16037 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16039 * optabs.c (maybe_encapsulate_block): Remove.
16040 (emit_libcall_block): Adjust accordingly.
16041 * optabs.h (maybe_encapsulate_block): Remove prototype.
16043 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16044 Don't use maybe_encapsulate_block.
16046 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16048 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16049 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16050 rtx is a SYMBOL_REF before calling get_pool_constant.
16052 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16054 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16056 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16058 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16059 rather than OS names to choose INO_T_EQ definition.
16060 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16061 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16063 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16066 * config/darwin-f.c: New.
16067 * config/t-darwin: Added rule to build darwin-f.o.
16068 * config.gcc: Defined new variable, fortran_target_objs.
16069 (*-*-darwin*): Set fortran_target_objs.
16070 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16071 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16072 * configure: Regenerated.
16074 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16077 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16078 canonical type if needed.
16080 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16082 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16084 2008-05-29 Richard Guenther <rguenther@suse.de>
16086 PR tree-optimization/36343
16087 PR tree-optimization/36346
16088 PR tree-optimization/36347
16089 * tree-flow.h (clobber_what_p_points_to): Declare.
16090 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16091 pointed-to variable is dereferenced is irrelevant to whether
16092 the pointer can access the pointed-to variable.
16093 (clobber_what_p_points_to): New function.
16094 * tree-ssa-alias.c (set_initial_properties): Use it.
16095 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16096 call clobber check for NMTs.
16098 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16100 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16101 for printing gcov_type.
16103 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16105 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16106 and the eh region information.
16107 * value-prof.c (gimple_move_stmt_histograms): New function.
16108 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16110 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16112 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16114 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16116 * value-prof.c (tree_ic_transform): Print counts.
16117 * tree-profile.c (tree_gen_ic_func_profiler):
16118 Clear __gcov_indreict_call_callee variable to avoid misattribution
16121 2008-05-28 Rafael Espíndola <espindola@google.com>
16123 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16126 2008-05-28 Richard Guenther <rguenther@suse.de>
16128 PR tree-optimization/36339
16129 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16130 and clobbering code out of the loop.
16132 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16134 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16137 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16138 s390_contiguous_bitmask_p, s390_symref_operand_p,
16139 s390_check_symref_alignment, s390_reload_larl_operand,
16140 s390_reload_symref_address): New functions.
16141 (s390_branch_condition_mnemonic): Support compare and branch
16143 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16144 and 'W' constraints.
16145 (s390_secondary_reload): Add secondary reloads for unaligned
16146 symbol refs or symbol refs to floating point or QI/TI mode
16148 (legitimate_address_p): Accept symbol references as addresses.
16149 (s390_expand_insv): Use rotate and insert selected bits
16150 instruction for insv when building for z10.
16151 (print_operand_address): Handle symbol ref addresses.
16152 (print_operand): Output modifier 'c' added for signed byte values.
16153 (s390_encode_section_info): Mark symbol refs with
16154 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16156 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16157 (length attribute): RRF, RRR have 4 byte length.
16158 (FPALL, INTALL): New mode iterators added.
16159 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16160 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16161 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16162 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16163 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16164 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16165 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16166 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16168 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16169 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16170 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16171 reload<INTALL:mode><P:mode>_toreg_z10,
16172 reload<FPALL:mode><P:mode>_tomem_z10,
16173 reload<FPALL:mode><P:mode>_toreg_z10,
16174 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16175 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16176 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16177 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16179 (movmem, clrmem, cmpmem): New splitters added.
16181 * config/s390/predicates.md (larl_operand): Use
16182 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16183 SYMBOL_REF_ALIGN1_P.
16184 (s390_signed_integer_comparison,
16185 s390_unsigned_integer_comparison): New predicates.
16187 * config/s390/s390-protos.h (s390_check_symref_alignment,
16188 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16189 s390_reload_symref_address,
16190 s390_compare_and_branch_condition_mask): Prototypes added.
16192 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16193 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16194 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16196 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16198 * config/s390/s390.c (z10_cost): New cost function for z10.
16199 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16200 (s390_issue_rate): Adjust issue rate for z10.
16201 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16202 (processor_flags): Add PF_Z10.
16203 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16204 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16205 * gcc/config.gcc: Add z10.
16207 2008-05-28 Richard Guenther <rguenther@suse.de>
16209 PR tree-optimization/36291
16210 * tree-flow. h (struct gimple_df): Remove var_anns member.
16211 * tree-flow-inline.h (gimple_var_anns): Remove.
16212 (var_ann): Simplify.
16213 * tree-dfa.c (create_var_ann): Simplify.
16214 (remove_referenced_var): Clear alias info from var_anns of globals.
16215 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16216 (delete_tree_ssa): Clear alias info from var_anns of globals.
16217 Do not free var_anns.
16218 (var_ann_eq): Remove.
16219 (var_ann_hash): Likewise.
16221 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16223 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16224 and loongson2f entries.
16225 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16226 * config/mips/mips.h (processor_type): Add Loongson-2E
16227 and Loongson-2F entries.
16228 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16229 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16230 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16231 * doc/invoke.texi (MIPS Options): Document loongson2e
16232 and loongson2f processor names.
16234 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16238 * config/i386/i386.c (ix86_function_arg_boundary): Use
16239 alignment of canonical type.
16240 (ix86_expand_vector_move): Check unaligned memory access for
16243 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16245 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16246 Moved to the front of file.
16248 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16249 H.J. Lu <hongjiu.lu@intel.com>
16251 * dwarf2out.c (current_fde): New.
16253 (lookup_cfa:): Likewise.
16254 (dwarf2out_end_epilogue): Likewise.
16255 (dwarf2out_note_section_used): Likewise.
16257 2008-05-27 Michael Matz <matz@suse.de>
16260 * c.opt (Wenum-compare): New warning option.
16261 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16263 2008-05-27 Michael Matz <matz@suse.de>
16265 PR middle-end/36326
16266 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16268 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16269 into memory as tail calls.
16271 2008-05-27 Richard Guenther <rguenther@suse.de>
16273 PR tree-optimization/36339
16274 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16275 pointers cause all addressable variables to be call clobbered.
16277 2008-05-27 Richard Guenther <rguenther@suse.de>
16279 PR tree-optimization/36245
16280 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16282 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16284 * config/s390/s390.md: Replace all occurences of the 'm'
16285 constraint with 'RT'.
16287 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16289 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16291 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16293 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16294 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16295 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16297 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16299 * reload.c: (find_reloads): Skip alternatives according to the
16300 "enabled" attribute. Constify the constraint variable.
16301 * recog.c (get_attr_enabled): Add default implementation.
16302 (extract_insn): Set the alternative_enabled_p array
16303 in the recog_data struct.
16304 (preprocess_constraints, constrain_operands): Skip
16305 alternatives according to the "enabled" attribute
16306 * recog.h (struct recog_data): New field alternative_enabled_p.
16307 (skip_alternative): New inline function.
16308 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16309 (record_reg_classes): Skip alternative according to the
16310 "enabled" attribute.
16312 * doc/md.texi: Add documention for the "enabled" attribute.
16314 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16316 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16317 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16318 constraint with TARGET_MEM_CONSTRAINT.
16319 * recog.c (asm_operand_ok, preprocess_constraints,
16320 constrain_operands): Likewise.
16321 * regclass.c (record_reg_classes): Likewise.
16322 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16323 * reload1.c (maybe_fix_stack_asms): Likewise.
16324 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16325 * recog.h: Adjust comment.
16326 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16327 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16328 * doc/md.texi: Add a note to description of 'm' constraint.
16329 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16331 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16333 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16334 that the bitfield is of integral type before testing its precision.
16336 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16337 Sa Liu <saliu@de.ibm.com>
16339 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16340 __modti3, __udivti3, __umodti3 and __udivmodti4.
16341 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16342 that implement TImode mul and div functions.
16343 * config/spu/multi3.c: New. Implement __multi3.
16344 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16345 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16348 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16350 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16351 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16352 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16353 tls_sysv_suffix): New mode and mode attribute iterators.
16354 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16355 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16356 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16357 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16358 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16361 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16363 PR tree-optimization/36329
16364 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16365 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16366 * cgraphbuild.c (initialize_inline_failed): Use the latter
16367 macro in lieu of the former.
16368 * ipa-inline.c (cgraph_mark_inline): Likewise.
16369 (cgraph_decide_inlining_of_small_function): Likewise.
16370 (cgraph_decide_inlining): Likewise.
16371 (cgraph_decide_inlining_incrementally): Likewise.
16373 2008-05-26 Tristan Gingold <gingold@adacore.com>
16374 Anatoly Sokolov <aesok@post.ru>
16376 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16377 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16378 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16379 optimization for 'avr6' architecture.
16381 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16384 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16386 2008-05-26 Richard Guenther <rguenther@suse.de>
16388 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16389 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16391 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16393 PR middle-end/36253
16394 * caller-save.c (insert_restore): Verify alignment of spill space.
16395 (insert_save): Likewise.
16396 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16397 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16398 (STACK_SLOT_ALIGNMENT): Likewise.
16399 * function.c (LOCAL_ALIGNMENT): Removed.
16400 (get_stack_local_alignment): New.
16401 (assign_stack_local): Use it. Set alignment on stack slot.
16402 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16403 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16404 (STACK_SLOT_ALIGNMENT): New.
16405 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16406 stack slot in XFmode.
16408 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16410 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16413 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16414 argument operand in rax isn't removed.
16416 2008-05-26 Richard Guenther <rguenther@suse.de>
16418 PR middle-end/36300
16419 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16420 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16422 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16425 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16427 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16429 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16430 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16432 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16434 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16435 build a trampoline if we don't want one.
16436 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16437 return zero for nested functions if we don't want a trampoline.
16439 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16441 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16443 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16446 * c.opt: Removed undocumented option '-lang-fortran'.
16447 * c-common.h: Removed global variable 'lang_fortran'.
16448 * c-opts.c (c_common_handle_option): Removed code to handle
16449 option '-lang-fortran'. Updated includes.
16450 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16451 definition of '__GFORTRAN__'.
16452 (define__GNUC__): Reimplemented to use BASEVER and
16453 cpp_define_formatted.
16454 (builtin_define_with_value_n): Removed.
16455 * c-incpath.h: Renamed to ...
16456 * incpath.h: ... this.
16457 * c-incpath.c: Renamed to ...
16458 * incpath.c: ... this. Updated includes.
16459 * fix-header.c: Updated includes.
16460 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16461 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16462 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16464 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16466 * tree.h: Update the table of flags used on tree nodes.
16467 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16468 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16469 (FORCED_LABEL): Add access check.
16470 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16471 (ASM_INPUT_P): Likewise.
16472 (ASM_VOLATILE_P): Likewise.
16473 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16474 (OMP_SECTION_LAST): Access private_flag directly.
16475 (OMP_RETURN_NOWAIT): Likewise.
16476 (OMP_PARALLEL_COMBINED): Likewise.
16477 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16478 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16479 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16480 deprecated_flag directly.
16482 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16484 * final.c (frame_pointer_needed): Removed.
16485 * flags.h (frame_pointer_needed): Likewise.
16487 * function.h (rtl_data): Add frame_pointer_needed.
16488 (frame_pointer_needed): New.
16490 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16492 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16494 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16496 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16499 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16501 * c-common.c (strip_array_types): Move function to..
16503 (get_inner_array_type): Delete.
16504 * c-common.h (strip_array_types): Move declaration to..
16506 (get_inner_array_type): Delete.
16507 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16508 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16509 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16510 * config/pa/pa.c (emit_move_sequence): Likewise.
16512 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16514 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16517 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16519 * function.c: Include target hook for nonlocal_goto frame value.
16521 2008-05-24 Richard Guenther <rguenther@suse.de>
16523 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16524 variable can be only accessed through a pointer or a union.
16526 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16528 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16529 * doc/extend.texi: Likewise.
16531 2008-05-23 DJ Delorie <dj@redhat.com>
16533 * config/m32c/jump.md (untyped_call): Add.
16535 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16536 for A24 to PSImode.
16537 (m32c_address_cost): Detail costs for indirect offsets.
16539 2008-05-23 Rafael Espíndola <espindola@google.com>
16541 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16542 if a node is a SUBREG.
16543 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16546 2008-05-23 Paul Brook <paul@codesourcery.com>
16547 Carlos O'Donell <carlos@codesourcery.com>
16549 * doc/extend.texi: Clarify use of __attribute__((naked)).
16550 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16551 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16552 * function.c (use_register_for_decl): Use
16553 targetm.calls.allocate_stack_slots_for_args.
16554 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16555 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16556 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16558 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16560 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16562 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16564 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16565 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16566 is only rounded once.
16568 2008-05-23 Richard Guenther <rguenther@suse.de>
16570 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16572 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16573 Jakub Jelinek <jakub@redhat.com>
16576 * configure.ac: Handle --enable-cld.
16577 * configure: Regenerated.
16578 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16579 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16580 (ix86_current_function_needs_cld): New define.
16581 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16582 (cld): New isns pattern.
16583 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16584 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16585 * config/i386/i386.opt (mcld): New option.
16586 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16587 TARGET_CLD and ix86_current_function_needs_cld.
16588 (override_options): Use -mcld by default for 32-bit code if
16591 * doc/install.texi (Options specification): Document --enable-cld.
16592 * doc/invoke.texi (Machine Dependent Options)
16593 [i386 and x86-64 Options]: Add -mcld option.
16594 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16596 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16597 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16598 (return_in_memory_64): Likewise.
16599 (return_in_memory_ms_64): Likewise.
16601 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16603 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16604 * builtins.c (fold_builtin_fpclassify): New.
16605 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16606 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16607 * c-common.c (handle_type_generic_attribute): Adjust to accept
16608 fixed arguments before an elipsis.
16609 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16610 * doc/extend.texi: Document __builtin_fpclassify.
16612 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16614 * omp-low.c (gate_expand_omp_ssa): Remove.
16615 (pass_expand_omp_ssa): Remove.
16616 (gate_expand_omp): Do not check for flag_openmp_ssa.
16617 * common.opt (-fopenmp-ssa): Remove.
16618 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16620 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16622 * config/sh/sh.opt (mfixed-range): New option.
16623 * config/sh/sh-protos.h (sh_fix_range): Declare.
16624 * config/sh/sh.c (sh_fix_range): New function.
16625 * config/sh/sh.h (sh_fixed_range_str): Declare.
16626 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16628 * doc/invoke.texi (SH Options): Document -mfixed-range.
16630 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16632 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16633 it before the redeclaration.
16635 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16637 * config/avr/avr.c (get_sequence_length): Add new function.
16638 (expand_prologue, expand_epilogue): Remove duplicate code.
16640 2008-05-22 Rafael Espíndola <espindola@google.com>
16642 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16645 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16647 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16648 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16650 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16651 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16652 (vect_update_misalignment_for_peel): Likewise.
16653 (vector_alignment_reachable_p): Likewise.
16654 * tree-vect-transform.c (vectorizable_load): Likewise.
16655 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16656 (get_vectype_for_scalar_type): Pass mode of scalar_type
16657 to UNITS_PER_SIMD_WORD.
16659 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16660 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16661 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16662 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16663 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16665 2008-05-22 Ira Rosen <irar@il.ibm.com>
16667 PR tree-optimization/36293
16668 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16669 if the first load must be skipped because of a gap.
16671 2008-05-22 Richard Guenther <rguenther@suse.de>
16673 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16674 more cases of offset disambiguation that is possible if
16675 strict-aliasing rules apply.
16676 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16677 for basic offset and type-based disambiguation.
16679 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16681 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16682 ix86_expand_vector_set on V16QImode for SSE4.1.
16684 2008-05-21 Tom Tromey <tromey@redhat.com>
16686 * c.opt (Wimport): Mark as undocumented.
16687 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16689 (Warning Options): Likewise.
16690 * doc/cppopts.texi: Don't mention -Wimport.
16692 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16694 PR tree-optimization/36287
16695 PR tree-optimization/36286
16696 * lambda-code.c (build_access_matrix): Do not use the loop->num
16697 for computing the number of induction variables: use the loop depth
16700 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16703 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16704 option -f(no-)leading-underscore.
16706 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16708 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16709 GET_MODE_NUNITS (mode).
16711 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16713 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16714 (-mmulhw): Add 464 to description.
16715 (-mdlmzb): Likewise.
16716 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16717 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16719 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16720 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16721 * config/rs6000/rs6000.md: Update comments for 464.
16723 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16725 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16727 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16729 * config/i386/sse.md (vec_extractv4sf): Removed.
16730 (vec_extractv2df): Likewise.
16731 (vec_extractv2di): Likewise.
16732 (vec_extractv4si): Likewise.
16733 (vec_extractv8hi): Likewise.
16734 (vec_extractv16qi): Likewise.
16735 (vec_extract<mode>): New.
16737 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16739 * config/i386/sse.md (vec_setv4sf): Removed.
16740 (vec_setv2df): Likewise.
16741 (vec_setv2di): Likewise.
16742 (vec_setv4si): Likewise.
16743 (vec_setv8hi): Likewise.
16744 (vec_setv16qi): Likewise.
16745 (vec_set<mode>): New.
16747 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16749 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16750 goto for vec_concat and vec_interleave.
16752 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16754 * config/i386/sse.md (vec_initv4sf): Removed.
16755 (vec_initv2df): Likewise.
16756 (vec_initv2di): Likewise.
16757 (vec_initv4si): Likewise.
16758 (vec_initv8hi): Likewise.
16759 (vec_initv16qi): Likewise.
16760 (vec_init<mode>): New.
16762 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16764 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16766 2008-05-21 Tom Tromey <tromey@redhat.com>
16768 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16769 (zone_find_object_offset): Likewise.
16770 (gt_ggc_m_S): Likewise.
16771 (highest_bit): Likewise.
16772 * ggc-page.c (gt_ggc_m_S): New function.
16773 * stringpool.c (string_stack): Remove.
16774 (init_stringpool): Update.
16775 (ggc_alloc_string): Use ggc_alloc.
16776 (maybe_delete_ident): New function.
16777 (ggc_purge_stringpool): Likewise.
16778 (gt_ggc_m_S): Remove.
16779 * ggc-common.c (ggc_protect_identifiers): New global.
16780 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16781 ggc_protect_identifiers.
16782 * ggc.h (ggc_protect_identifiers): Declare.
16783 (gt_ggc_m_S): Update.
16784 (ggc_purge_stringpool): Declare.
16785 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16786 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16788 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16790 2008-05-21 David S. Miller <davem@davemloft.net>
16792 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16795 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16797 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16800 2008-05-20 David Daney <ddaney@avtrex.com>
16802 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16803 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16804 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16805 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16806 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16807 (atomic_hiqi_op): New define_code_iterator.
16808 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16809 mips_expand_compare_and_swap_12.
16810 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16811 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16812 (sync_<optab><mode>, sync_old_<optab><mode>,
16813 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16814 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16815 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16816 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16817 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16818 (test_and_set_12): New insn.
16819 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16820 sync_new_<optab><mode>, sync_old_nand<mode>,
16821 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16822 clobber to operand 0 for SI and DI mode insns.
16823 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16824 mips_gen_fn_4): New typedefs.
16825 (mips_gen_fn_ptrs): Define new union type.
16826 (mips_expand_compare_and_swap_12): Remove declaration.
16827 (mips_expand_atomic_qihi): Declare function.
16828 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16829 (mips_expand_atomic_qihi): ... this. Use new generator function
16831 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16832 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16833 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16834 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16835 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16836 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16837 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16838 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16839 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16840 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16843 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16845 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16848 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16850 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16851 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16852 (avr_attribute_table): Add 'OS_main' function attribute.
16853 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16854 functions with 'OS_main' attribute.
16856 2008-05-20 Richard Guenther <rguenther@suse.de>
16858 PR tree-optimization/35204
16859 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16860 helper, split out from ...
16861 (DFS): ... here. Make the DFS walk non-recursive.
16863 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16864 Jan Sjodin <jan.sjodin@amd.com>
16866 PR tree-optimization/36181
16867 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16868 (parallelize_loops): Don't parallelize when the loop has vector
16871 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16872 Sebastian Pop <sebastian.pop@amd.com>
16874 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16875 matrix, and never look at the tree representation of the memory
16877 (linear_transform_loops): Computes parameters and access matrices.
16878 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16880 (access_matrix_get_index_for_parameter): New.
16881 * tree-data-ref.h (struct access_matrix): New.
16882 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16883 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16884 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16885 am_vector_index_for_loop): New.
16886 (struct data_reference): Add field access_matrix.
16887 (DR_ACCESS_MATRIX): New.
16888 (compute_data_dependences_for_loop): Update declaration.
16889 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16890 * lambda.h (lambda_vector_vec_p): Declared.
16891 * lambda-code.c: Depend on pointer-set.h.
16892 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16893 av_for_af_base, av_for_af, build_access_matrix,
16894 lambda_compute_access_matrices): New.
16895 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16897 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16899 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16900 $SOURCEDIR/include.
16902 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16903 Sebastian Pop <sebastian.pop@amd.com>
16905 PR tree-optimization/36206
16906 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16908 (instantiate_scev_1): Rename flags to fold_conversions.
16909 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16910 outeside instantiation_loop.
16911 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16912 (evolution_function_is_affine_or_constant_p): Removed.
16913 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16915 (analyze_siv_subscript): Pass in the loop nest number.
16916 Call evolution_function_is_affine_in_loop instead of
16917 evolution_function_is_affine_p.
16918 (analyze_overlapping_iterations): Pass in the loop nest number.
16920 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16921 Sebastian Pop <sebastian.pop@amd.com>
16923 PR tree-optimization/36206
16924 * tree-chrec.h (chrec_fold_op): New.
16925 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16928 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16930 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16932 (remove_duplicates): Do not set inode on non-inode systems.
16935 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16937 * config.gcc (tm_file): Update comments about relative pathnames.
16939 2008-05-20 Richard Guenther <rguenther@suse.de>
16941 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16942 * tree-ssa-sccvn.c (process_scc): Likewise.
16943 * tree-ssa-sink.c (execute_sink_code): Likewise.
16944 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16945 * tree-vrp.c (process_assert_insertions): Likewise.
16946 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16947 (perform_tree_ssa_dce): Likewise.
16948 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16949 (dump_dominator_optimization_stats): Likewise.
16950 * tree-vectorizer.c (vectorize_loops): Likewise.
16952 2008-05-20 Richard Guenther <rguenther@suse.de>
16954 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16956 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16958 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16959 (ix86_i386elf_return_in_memory): Likewise.
16960 (ix86_i386interix_return_in_memory): Likewise.
16961 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16962 (SUBTARGET_RETURN_IN_MEMORY): New.
16963 * config/i386/i386elf.h: Likewise.
16964 * config/i386/ptx4-i.h: Likewise.
16965 * config/i386/sol2-10.h: Likewise.
16966 * config/i386/sysv4.h: Likewise.
16967 * config/i386/vx-common.h: Likewise.
16968 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16969 * config/i386/i386.c (ix86_return_in_memory): Made static and
16970 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16971 (ix86_i386elf_return_in_memory): Removed.
16972 (ix86_i386interix_return_in_memory): Removed.
16973 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16974 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16976 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16978 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16980 2008-05-19 Xinliang David Li <davidxl@google.com>
16982 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16984 * common.opt: Ditto.
16985 * doc/invoke.texi: Ditto.
16987 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16989 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16990 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16992 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16994 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16995 sizes of operand array from 8/4 to 4/2.
16996 (ix86_expand_vector_init_general): Change size of operand array
16997 from 32 to 16. Remove op0, op1 and half_mode.
16999 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17001 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17002 (ix86_expand_vector_init_interleave): Likewise.
17003 (ix86_expand_vector_init_general): Use them. Assert
17004 word_mode == SImode when n_words == 4.
17006 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17008 * config/i386/i386.c (ix86_secondary_reload): New static function.
17009 (TARGET_SECONDARY_RELOAD): New define.
17010 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17011 * config/i386/i386.md (reload_outqi): Remove.
17013 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17015 PR middle-end/35509
17016 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17017 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17018 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17019 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17020 (fold_builtin_1): Likewise.
17021 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17022 c-common.c (check_builtin_function_arguments): Handle
17023 BUILT_IN_ISINF_SIGN.
17024 * doc/extend.texi: Document __builtin_isinf_sign.
17025 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17027 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17029 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17030 EH cleanup at the end of the pass, search for those that have been
17031 turned into forwarder blocks and do the cleanup on their successor.
17033 2008-05-18 Richard Guenther <rguenther@suse.de>
17035 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17036 pointers to sizetype and vice versa.
17038 2008-05-18 Xinliang David Li <davidxl@google.com>
17040 * gcc/tree-ssa-dce.c: Coding style fix.
17041 (check_pow): Documentation comment.
17042 (check_log): Documenation comment. Coding style fix.
17043 (is_unnecessary_except_errno_call): Ditto.
17044 (gen_conditions_for_pow): Ditto.
17045 (gen_conditions_for_log): Ditto.
17046 (gen_shrink_wrap_conditions): Ditto.
17047 (shrink_wrap_one_built_in_calls): Ditto.
17048 * gcc/doc/invoke.texi: Better documentation string.
17049 * ChangeLog: Fix wrong change log entries from
17050 May 17 checkin on function call DCE.
17052 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17054 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17056 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17058 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17059 * df-problems.c (simulation routines): Fixed block comment to
17060 properly say how to add forwards scanning functions.
17062 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17064 * tree-inline.c (setup_one_parameter): Remove dead code.
17066 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17068 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17069 a BIT_AND_EXPR only for an INTEGER_TYPE.
17071 2008-05-17 Xinliang David Li <davidxl@google.com>
17073 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17074 (check_pow, check_log, is_unnecessary_except_errno_call): New
17075 functions to check for eliminating math functions that are pure
17076 except for setting errno.
17077 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17078 general condition expressions for shrink-wrapping pow/log calls.
17079 (gen_shrink_wrap_conditions): Ditto.
17080 (shrink_wrap_one_built_in_call): Ditto.
17081 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17082 (mark_operand_necessary): If debugging, output if OP is necessary.
17083 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17085 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17087 * gcc/common.opt: New user flag -ftree-builtin-dce.
17088 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17090 2008-05-16 David S. Miller <davem@davemloft.net>
17092 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17093 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17095 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17098 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17100 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17102 * ifcvt.c (dead_or_predicable): Rename
17103 df_simulate_one_insn_backwards to df_simulate_one_insn.
17104 * recog.c (peephole2_optimize): Ditto.
17105 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17107 * df.h: Rename df_simulate_one_insn_backwards to
17108 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17109 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17110 scanning of defs and uses.
17111 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17112 (df_simulate_one_insn_forwards): Removed.
17114 2008-05-16 Doug Kwan <dougkwan@google.com>
17116 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17118 (real_from_string): Handle NaNs and Inf as approriate.
17120 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17122 * doc/gty.texi (Source Files Containing Type Information): Note
17123 that headers should appear first in the gtfiles list.
17125 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17127 * tree.def (COND_EXEC): Properly documented this code.
17129 2008-05-16 Diego Novillo <dnovillo@google.com>
17131 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17132 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17135 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17137 * tree-ssa-dse (max_stmt_uid): Removed.
17138 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17139 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17140 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17141 * function.h (cfun.last_stmt_uid): New field.
17142 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17143 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17145 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17146 (create_stmt_ann): Initialize the ann->uid field.
17147 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17149 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17151 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17153 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17154 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17155 (init_empty_tree_cfg): Call it.
17157 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17159 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17162 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17164 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17165 * tree-dump.c (dump_options): New verbose option.
17166 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17168 * tree-pass.h (TDF_VERBOSE): New dump flag.
17169 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17170 (tree-flow.h): Added include.
17171 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17173 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17175 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17177 From Jie Zhang <jie.zhang@analog.com>
17178 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17179 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17180 mcpu=bf561-none and mcpu=bf561-0.2.
17181 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17182 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17183 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17184 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17185 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17186 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17187 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17189 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17190 (cputype_selected): Remove.
17191 (bfin_handle_option): Don't use cputype_selected.
17192 (override_options): When no mcpu option, enable all workarounds.
17193 Don't use bfin_workarounds.
17194 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17196 (DEFAULT_CPU_TYPE): Don't define.
17198 2008-05-16 Richard Guenther <rguenther@suse.de>
17200 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17201 on deletion of the last stmt.
17203 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17205 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17206 V8HImode for SSE2 and V16QImode for SSE4.1.
17208 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17210 * cgraph.h (compute_inline_parameters): Made public.
17211 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17212 variable_generate_summary, function_write_summary,
17213 variable_write_summary, variable_read_summary. Added generate_summary,
17214 write_summary, read_summary.
17215 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17216 pass_ipa_inline.function_generate_summary, to
17217 compute_inline_parameters.
17218 * ipa-inline.c (compute_inline_parameters): Made public and added
17220 (compute_inline_parameters_for_current): New function.
17221 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17222 (inline_generate_summary): Removed parameter and made to loop over
17224 (pass_ipa_inline): Updated for new IPA_PASS structure.
17225 * passes.c (execute_ipa_summary_passes): Now is called once per
17226 pass rather than once per node*pass.
17228 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17230 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17231 avr_have_mul_p, avr_asm_only_p): Remove variables.
17232 (avr_override_options): Remove initialization of removed variables.
17233 (avr_file_start): Convert removed variables to fields of
17234 'struct base_arch_s *avr_current_arch'.
17235 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17236 (AVR_HAVE_MUL): (Ditto.).
17237 (AVR_HAVE_MOVW): (Ditto.).
17238 (AVR_HAVE_LPMX): (Ditto.).
17239 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17240 avr_asm_only_p): Remove declaration.
17242 2008-05-15 Diego Novillo <dnovillo@google.com>
17244 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17245 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17247 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17249 PR middle-end/36194
17250 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17251 Don't call record_truncated_value from here.
17252 (record_truncated_value): Turn it into a for_each_rtx callback.
17253 (record_truncated_values): New function.
17254 (combine_instructions): Call note_uses with record_truncated_values.
17255 Change name of check_conversion to check_promoted_subreg.
17257 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17259 * doc/sourcebuild.texi: Document support for torture tests.
17261 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17263 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17264 to alternative 4 of operand 2.
17266 2008-05-15 Richard Guenther <rguenther@suse.de>
17268 * tree-pass.h (current_pass): Declare.
17269 (get_pass_for_id): Likewise.
17270 * passes.c (passes_by_id, passes_by_id_size): New globals.
17271 (set_pass_for_id): New function.
17272 (get_pass_for_id): Likewise.
17273 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17274 (execute_function_todo): Flush per function statistics.
17275 * toplev.c (compile_file): Init statistics.
17276 (general_init): Do early statistics initialization.
17277 (finalize): Finish statistics.
17278 * statistics.h (statistics_early_init): Declare.
17279 (statistics_init): Likewise.
17280 (statistics_fini): Likewise.
17281 (statistics_fini_pass): Likewise.
17282 (statistics_counter_event): Likewise.
17283 (statistics_histogram_event): Likewise.
17284 * statistics.c: New file.
17285 * Makefile.in (OBJS-common): Add statistics.o.
17286 (statistics.o): Add dependencies.
17287 * doc/invoke.texi (-fdump-statistics): Document.
17289 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17290 (insert): Likewise.
17291 (execute_pre): Use statistics_counter_event.
17292 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17293 (substitute_and_fold): Increment it. Use statistics_counter_event.
17295 2008-05-15 Diego Novillo <dnovillo@google.com>
17297 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17299 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17300 * tree-ssa-alias.c (new_type_alias): Remove references to
17301 sub-variables from comment.
17302 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17304 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17306 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17307 attribute to 1 only for insertps alternative.
17309 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17311 * config/bfin/bfin.md (loadbytes): New pattern.
17312 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17313 (bfin_init_builtins): Initialize it.
17314 (bdesc_1arg): Add it.
17316 2008-05-15 Sa Liu <saliu@de.ibm.com>
17318 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17319 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17320 * testsuite/lib/target-supports.exp: Add
17321 check_effective_target_fortran_integer_16.
17323 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17325 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17326 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17327 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17328 (TARGET_RETURN_IN_MEMORY): Define.
17330 2008-05-15 Richard Guenther <rguenther@suse.de>
17332 PR middle-end/36244
17333 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17334 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17335 represent unmodifiable vars.
17337 2008-05-15 Richard Guenther <rguenther@suse.de>
17339 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17340 INDIRECT_REF and TARGET_MEM_REF.
17341 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17344 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17345 H.J. Lu <hongjiu.lu@intel.com>
17347 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17348 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17349 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17350 insn alternatives. Add missing alternatives.
17351 (*vec_concatv2di_rex64_sse4_1): Likewise.
17352 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17353 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17354 Require TARGET_SSE.
17356 2008-05-15 Richard Guenther <rguenther@suse.de>
17358 PR tree-optimization/36009
17359 PR tree-optimization/36204
17360 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17361 (determine_invariantness_stmt): Record the loop a store is
17362 always executed in.
17363 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17366 2008-05-15 Richard Guenther <rguenther@suse.de>
17368 PR tree-optimization/34330
17369 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17370 through the pointer will alias the SMT.
17372 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17374 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17376 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17378 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17380 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17381 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17383 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17384 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17385 (vashl_optab): New optab for vector/vector shifts.
17386 (vashr_optab): Ditto.
17387 (vlshr_optab): Ditto.
17388 (vrotl_optab): Ditto.
17389 (vrotr_optab): Ditto.
17390 (optab_subtype): New enum for optab_for_tree_code call.
17391 (optab_for_tree_code): Add enum optab_subtype argument.
17393 * optabs.c (optab_for_tree_code): Take an additional argument to
17394 distinguish between a vector shift by a scalar and vector shift by
17395 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17396 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17397 vector shift by a vector.
17398 (expand_widen_pattern_expr): Pass additional argument to
17399 optab_for_tree_code.
17401 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17402 vrotl_optab, vrotr_optab.
17404 * expr.c (expand_expr_real_1): Update calls to
17405 optab_for_tree_code to distinguish between vector shifted by a
17406 scalar and vector shifted by a vector.
17407 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17408 (supportable_narrowing_operation): Ditto.
17409 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17410 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17411 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17412 (vect_create_epilog_for_reduction): Ditto.
17413 (vectorizable_reduction): Ditto.
17414 (vectorizable_operation): Ditto.
17415 (vect_strided_store_supported): Ditto.
17416 (vect_strided_load_supported): Ditto.
17417 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17418 * expmed.c (expand_shift): Ditto.
17420 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17422 (ashr@var{m}3): Ditto.
17423 (vashl@var{m}3): Document new vector/vector shift standard name.
17424 (vashr@var{m}3): Ditto.
17425 (vlshr@var{m}3): Ditto.
17426 (vrotl@var{m}3): Ditto.
17427 (vrotr@var{m}3): Ditto.
17429 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17430 (PPERM_INVERT): Ditto.
17431 (PPERM_REVERSE): Ditto.
17432 (PPERM_REV_INV): Ditto.
17433 (PPERM_ZERO): Ditto.
17434 (PPERM_ONES): Ditto.
17435 (PPERM_SIGN): Ditto.
17436 (PPERM_INV_SIGN): Ditto.
17437 (PPERM_SRC1): Ditto.
17438 (PPERM_SRC2): Ditto.
17440 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17441 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17442 allows a memory operand to be the value being added, and split it
17443 to improve vectorization.
17444 (sse5_pmacsdqh_mem): Ditto.
17445 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17446 (sse5_mulv2div2di3_high): Ditto.
17447 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17448 (vec_pack_trunc_v4si): Ditto.
17449 (vec_pack_trunc_v2di): Ditto.
17450 (sse5_pcmov_<mode>): Remove code that tried to use use
17451 andps/andnps instead of pcmov.
17452 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17453 pmacsdqh instructions.
17454 (vec_widen_smult_lo_v4si): Ditto.
17456 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17457 (PPERM_INVERT): Ditto.
17458 (PPERM_REVERSE): Ditto.
17459 (PPERM_REV_INV): Ditto.
17460 (PPERM_ZERO): Ditto.
17461 (PPERM_ONES): Ditto.
17462 (PPERM_SIGN): Ditto.
17463 (PPERM_INV_SIGN): Ditto.
17464 (PPERM_SRC1): Ditto.
17465 (PPERM_SRC2): Ditto.
17466 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17468 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17470 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17471 says ignore whether the last reference is a memory operand.
17473 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17474 Paolo Bonzini <bonzini at gnu dot org>
17476 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17479 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17480 (vlshr<mode>3): Rename from vlshr<mode>3.
17481 (vashr<mode>3): Rename from vashr<mode>3.
17482 (mulv4sf3): Change the names of vector shift patterns.
17486 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17489 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17514 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17515 (floatunssidf2_internal): Change vector/vector shift names.
17516 (floatunsdidf2_internal): Ditto.
17523 (vashl<mode>3): Rename from ashl<mode>3.
17524 (vashr<mode>3): Rename from ashr<mode>3.
17525 (vlshr<mode>3): Rename from lshr<mode>3.
17526 (vrotl<mode>3): Rename from rotl<mode>3.
17528 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17531 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17532 multiply gives the wrong value when doing widening multiplies.
17533 (vec_widen_smult_lo_v4si): Ditto.
17535 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17537 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17538 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17539 emit_library_call_value.
17540 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17541 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17542 * calls.c (initialize_argument_information, precompute_arguments,
17543 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17544 (precompute_arguments): Removed flags parameter.
17545 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17547 2008-05-14 Richard Guenther <rguenther@suse.de>
17549 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17550 Make sure to register the store if the use is a PHI_NODE.
17552 2008-05-14 Olivier Hainque <hainque@adacore.com>
17554 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17555 memory if the component is to be referenced in BLKmode according
17556 to get_inner_reference.
17558 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17560 * calls.c (emit_library_call_value_1): Restore code clearing
17561 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17563 2008-05-14 Olivier Hainque <hainque@adacore.com>
17564 Nicolas Roche <roche@adacore.com>
17566 * configure.ac: Add support for a "gcc_subdir" variable in
17567 config-lang.in, to denote a subdirectory where the language/GCC
17568 integration files are to be found.
17569 * configure: Regenerate.
17571 2008-05-14 Ira Rosen <irar@il.ibm.com>
17573 PR tree-optimization/36098
17574 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17575 value for the first load in the group in case of a gap.
17576 (vect_build_slp_tree): Check that there are no gaps in loads.
17578 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17580 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17581 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17582 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17583 emit_insn and remove unneeded code to construct extra args.
17584 (emit_no_conflict_block): Removed.
17585 * optabls.h: (emit_no_conflict_block): Removed.
17586 * cse.c (cse_extended_basic_block): Remove search for
17587 REG_NO_CONFLICT note.
17588 * global.c: Removed incorrect comment added in revision 117.
17589 * expr.c (convert_move): Change call to emit_no_conflict_block to
17591 * recog.c: Change comments so that they do not mention
17593 * local_alloc.c (combine_regs): Removed last parameter.
17594 (no_conflict_p): Removed.
17595 (block_alloc): Removed note, no_conflict_combined_regno and set
17596 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17597 (combine_regs): Removed already_dead and code to look for
17598 REG_NO_CONFLICT notes.
17599 * lower_subreg (remove_retval_note): Removed code to look for
17600 REG_NO_CONFLICT block.
17601 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17602 (resolve_clobber): Remove code to process libcalls that have
17603 REG_NO_CONFLICT notes.
17604 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17606 * combine.c (can_combine_p, distribute_notes): Removed
17607 REG_NO_CONFLICT case.
17608 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17610 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17611 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17613 * reg-notes.def (NO_CONFLICT): Removed.
17615 2008-05-14 David S. Miller <davem@davemloft.net>
17617 * config/sparc/sparc.c (sparc_profile_hook): If
17618 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17619 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17620 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17622 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17624 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17626 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17629 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17630 and op1 expansion before vector concat to have less live pseudos.
17632 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17634 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17635 ix86_expand_vector_set if supported.
17637 2008-05-13 Diego Novillo <dnovillo@google.com>
17638 Kenneth Zadeck <zadeck@naturalbridge.com>
17640 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17642 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17643 phinodes_print_statistics, init_ssanames, fini_ssanames,
17644 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17645 release_ssa_name, release_defs, replace_ssa_name_symbol,
17646 ssanames_print_statistics): Move ...
17647 * tree-flow.h: ... here.
17648 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17649 Use FN instead of cfun.
17650 (make_ssa_name_fn): Rename from make_ssa_name.
17651 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17652 * tree-flow-inline.h (make_ssa_name): Move from
17653 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17654 * omp-low.c (expand_omp_parallel):
17655 * tree-flow-inline.h (redirect_edge_var_map_result):
17656 * tree-ssa.c (init_tree_ssa): Add argument FN.
17657 Use it instead of cfun. Update all users.
17659 2008-05-13 Tom Tromey <tromey@redhat.com>
17661 PR preprocessor/22168:
17662 * doc/cpp.texi (Top): Update menu.
17663 (Alternatives to Wrapper #ifndef): New node.
17664 (Other Directives): Document deprecation.
17665 (Obsolete Features): Remove menu.
17666 (Assertions): Merge node into Obsolete Features.
17667 (Obsolete once-only headers): Move earlier; rename to Alternatives
17668 to Wrapper #ifndef.
17669 * doc/cppopts.texi: Update.
17670 * c.opt (Wdeprecated): Enable for C and ObjC.
17671 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17672 (C++ Dialect Options): Move -Wno-deprecated from here to...
17673 (Warning Options): ... here.
17675 2008-05-13 Richard Guenther <rguenther@suse.de>
17677 PR middle-end/36227
17678 * fold-const.c (fold_sign_changed_comparison): Do not allow
17679 changes in pointer-ness.
17681 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17684 * config/sh/sh.c (sh_expand_prologue): Don't clear
17685 RTX_FRAME_RELATED_P for push insns.
17687 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17689 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17691 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17693 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17694 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17695 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17697 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17699 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17700 (*vec_concatv4sf_sse): This.
17701 (*sse2_concatv2si): Renamed to ...
17702 (*vec_concatv2si_sse2): This.
17703 (*sse1_concatv2si): Renamed to ...
17704 (*vec_concatv2si_sse): This.
17705 (*vec_concatv2di_rex): Renamed to ...
17706 (*vec_concatv2di_rex64): This.
17707 (*vec_concatv2si_sse4_1): New.
17708 (*vec_concatv2di_rex64_sse4_1): Likewise.
17710 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17712 PR rtl-optimization/36111
17713 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17714 that was created for swappable operands.
17716 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17719 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17720 * configure.ac: Add call to ACX_PROG_GNAT.
17722 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17724 * optc-gen.awk: Fix comment typo.
17726 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17728 * pretty-print.c (pp_integer_with_precision): Use
17729 HOST_LONG_LONG_FORMAT.
17731 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17733 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17735 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17737 * config/i386/i386.c (bdesc_ptest): Removed.
17738 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17739 (bdesc_args): Add __builtin_ia32_ptestz128,
17740 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17741 (ix86_init_mmx_sse_builtins): Updated.
17742 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17743 (ix86_expand_builtin): Updated.
17745 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17747 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17748 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17750 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17752 * value-prof.c (interesting_stringop_to_profile): Do not
17753 return early for BUILT_IN_MEMPCPY.
17755 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17757 * calls.c (expand_call): Don't use callgraph to increase
17758 preferred_stack_boundary.
17760 * cgraph.h (cgraph_rtl_info): Use unsigned on
17761 preferred_incoming_stack_boundary.
17763 * final.c (rest_of_clean_state): Use unsigned on
17764 preferred_stack_boundary.
17766 2008-05-09 Tom Tromey <tromey@redhat.com>
17768 PR preprocessor/22231:
17769 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17772 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17774 PR tree-optimization/36129
17775 * tree-ssa-ccp.c: Include value-prof.h.
17776 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17777 built-in function was folded to a constant.
17778 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17780 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17781 Sebastian Pop <sebastian.pop@amd.com>
17783 * tree-scalar-evolution.c: Document instantiate_scev.
17784 (instantiate_parameters_1): Renamed instantiate_scev_1.
17785 Don't use the same loop for instantiation_loop and evolution_loop.
17786 (instantiate_scev): New.
17787 (instantiate_parameters): Moved...
17788 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17789 same loop twice. Maintains the semantics for this function.
17790 * tree-scalar-evolution.h (instantiate_scev): Declare.
17791 (instantiate_parameters): ...here. Now static inline.
17792 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17793 instead of resolve_mixers.
17795 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17797 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17799 2008-05-09 Tomas Bily <tbily@suse.cz>
17801 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17802 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17803 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17804 * c-common.c (c_common_truthvalue_conversion): Likewise.
17805 * tree-object-size.c (compute_object_offset): Likewise.
17806 * tree-inline.c (estimate_num_insns_1): Likewise.
17807 * varasm.c (const_hash_1, compare_constant, copy_constant)
17808 (compute_reloc_for_constant, output_addressed_constants)
17809 (initializer_constant_valid_p): Likewise.
17810 * c-omp.c (check_omp_for_incr_expr): Likewise.
17811 * gimplify.c (gimplify_expr): Likewise.
17812 * c-typeck.c (c_finish_return): Likewise.
17813 * tree-vectorizer.c (supportable_widening_operation)
17814 (supportable_narrowing_operation): Likewise.
17815 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17816 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17817 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17818 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17819 (descr_info_loc): Likewise.
17820 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17821 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17822 (fold_unary): Likewise.
17823 * builtins.c (get_pointer_alignment): Likewise.
17824 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17825 (instantiate_parameters_1): Likewise.
17826 * tree.c (expr_align, stabilize_reference): Likewise.
17827 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17828 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17829 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17830 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17831 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17832 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17834 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17835 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17836 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17837 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17838 (forward_propagate_comparison)
17839 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17840 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17841 * emit-rtl.c (component_ref_for_mem_expr)
17842 (set_mem_attributes_minus_bitpos): Likewise.
17843 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17844 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17846 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17847 (build_function_call, pointer_diff, build_compound_expr)
17848 (c_finish_return): Likewise.
17849 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17850 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17852 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17853 * expr.c (is_aligning_offset): Likewise.
17854 * tree-ssa-alias.c (is_escape_site): Likewise.
17855 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17856 (check_all_va_list_escapes): Likewise.
17857 * tree-ssa-loop-ivopts.c (determine_base_object)
17858 (determine_common_wider_type): Likewise.
17859 * dojump.c (do_jump): Likewise.
17860 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17861 * tree-gimple.c (is_gimple_cast): Likewise.
17862 * fold-const.c (decode_field_reference, )
17863 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17864 (fold_binary): Likewise.
17865 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17866 (already_warned_in_frontend_p): Likewise.
17867 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17868 * tree.c (really_constant_p, get_unwidened): Likewise.
17869 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17870 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17871 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17873 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17875 (CONVERT_EXPR_P): Define.
17876 (CASE_CONVERT): Define.
17878 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17880 PR middle-end/36117
17881 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17882 (delete_unmarked_insns): When deleting a call, call
17883 delete_unreachable_blocks.
17884 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17885 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17887 2008-05-08 Richard Guenther <rguenther@suse.de>
17889 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17890 (-ftree-salias): Likewise.
17891 (salias-max-implicit-fields): Remove param documentation.
17892 (salias-max-array-elements): Likewise.
17893 * tree-pass.h (pass_create_structure_vars): Remove.
17894 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17895 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17896 * tree-ssa-alias.c (create_structure_vars): Remove.
17897 (gate_structure_vars): Likewise.
17898 (pass_create_structure_vars): Likewise.
17899 (gate_build_alias): Likewise.
17900 (pass_build_alias): Adjust to run always and dump the function.
17901 * common.opt (ftree-salias): Hide.
17902 * passes.c (init_optimization_passes): Remove
17903 pass_create_structure_vars, adjust comment.
17904 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17905 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17906 * opts.c (decode_options): Do not set flag_tree_salias.
17907 (common_handle_option): Add OPT_ftree_salias to the backward
17908 compatibility section.
17910 2008-05-08 Richard Guenther <rguenther@suse.de>
17912 * tree-flow-inline.h (var_can_have_subvars): Move ...
17913 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17914 * tree-flow.h (var_can_have_subvars): Remove.
17915 (push_fields_onto_fieldstack): Remove.
17916 (sort_fieldstack): Likewise.
17917 (struct fieldoff): Move ...
17918 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17919 alias_set and base_for_components fields.
17920 (sort_fieldstack): Make static.
17921 (push_fields_onto_fieldstack): Likewise. Remove code that
17922 handles anything but RECORD_TYPEs. Remove alias_set and
17923 base_for_components handling.
17924 (create_variable_info_for): Adjust.
17926 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17928 * common.opt (Wframe-larger-than=): Shorten the help message
17930 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17932 2008-05-08 Rafael Espíndola <espindola@google.com>
17934 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17936 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17937 trap and that both operands are gimple values.
17938 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17939 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17942 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17944 * read-rtl.c (join_c_conditions): Return the first string if the
17945 two strings are equal.
17947 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17949 * gensupport.h (pred_data): Add a "num_codes" field.
17950 (add_predicate_code): Declare.
17951 * gensupport.c (add_predicate_code): New function.
17952 (std_pred_table): Add an "allows_const_p" field.
17953 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17954 Remove the (incomplete) list of such codes from the codes field.
17955 (init_predicate_table): Use add_predicate_code. Add all
17956 RTX_CONST_OBJs if allows_const_p is true.
17957 * genrecog.c (process_define_predicate): Use add_predicate_code.
17959 2008-05-08 David Daney <ddaney@avtrex.com>
17960 Richard Sandiford <rsandifo@nildram.co.uk>
17962 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17963 special case of constant zero operands.
17964 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17965 old and new values. Special case constant zero values.
17966 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17968 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17969 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17971 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17974 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17975 similar RTX_CONST_OBJ before CONST_INT.
17977 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17979 * stmt.c (expand_stack_restore): Change sa mode if needed.
17981 2008-05-08 Richard Guenther <rguenther@suse.de>
17983 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17984 return type to bool.
17985 (ix86_sol10_return_in_memory): Likewise.
17986 (ix86_i386elf_return_in_memory): Likewise.
17987 (ix86_i386interix_return_in_memory): Likewise.
17988 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17989 (ix86_sol10_return_in_memory): Likewise.
17990 (ix86_i386elf_return_in_memory): Likewise.
17991 (ix86_i386interix_return_in_memory): Likewise.
17993 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17996 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17998 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17999 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18002 2008-05-08 Richard Guenther <rguenther@suse.de>
18004 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18005 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18006 (DR_SUBVARS): Remove.
18007 * tree-dfa.c (dump_subvars_for): Remove.
18008 (debug_subvars_for): Likewise.
18009 (dump_variable): Do not dump subvars.
18010 (remove_referenced_var): Do not remove subvars.
18011 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18012 (lookup_subvars_for_var): Remove.
18013 (get_subvars_for_var): Likewise.
18014 (get_subvars_at): Likewise.
18015 (get_first_overlapping_subvar): Likewise.
18016 (overlap_subvar): Likewise.
18017 * tree-flow.h (subvar_t): Remove.
18018 (struct var_ann_d): Remove subvars field.
18019 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18020 argument. Remove special handling of SFTs.
18021 (compute_tag_properties): Likewise.
18022 (set_initial_properties): Likewise.
18023 (compute_call_clobbered): Likewise.
18024 (count_mem_refs): Likewise.
18025 (compute_memory_partitions): Likewise.
18026 (compute_flow_insensitive_aliasing): Likewise.
18027 (setup_pointers_and_addressables): Likewise.
18028 (new_type_alias): Likewise.
18029 (struct used_part): Remove.
18030 (used_portions): Likewise.
18031 (struct used_part_map): Likewise.
18032 (used_part_map_eq): Likewise.
18033 (used_part_map_hash): Likewise.
18034 (free_used_part_map): Likewise.
18035 (up_lookup): Likewise.
18036 (up_insert): Likewise.
18037 (get_or_create_used_part_for): Likewise.
18038 (create_sft): Likewise.
18039 (create_overlap_variables_for): Likewise.
18040 (find_used_portions): Likewise.
18041 (create_structure_vars): Likewise.
18042 * tree.def (STRUCT_FIELD_TAG): Remove.
18043 * tree.h (MTAG_P): Adjust.
18044 (struct tree_memory_tag): Remove base_for_components and
18045 unpartitionable flags.
18046 (struct tree_struct_field_tag): Remove.
18047 (SFT_PARENT_VAR): Likewise.
18048 (SFT_OFFSET): Likewise.
18049 (SFT_SIZE): Likewise.
18050 (SFT_NONADDRESSABLE_P): Likewise.
18051 (SFT_ALIAS_SET): Likewise.
18052 (SFT_UNPARTITIONABLE_P): Likewise.
18053 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18054 (union tree_node): Remove sft field.
18055 * alias.c (get_alias_set): Remove special handling of SFTs.
18056 * print-tree.c (print_node): Remove handling of SFTs.
18057 * tree-dump.c (dequeue_and_dump): Likewise.
18058 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18059 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18060 * tree-predcom.c (set_alias_info): Do not set subvars.
18061 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18062 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18063 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18064 (add_vars_for_offset): Remove.
18065 (add_virtual_operand): Remove special handling of SFTs.
18066 (add_call_clobber_ops): Likewise.
18067 (add_call_read_ops): Likewise.
18068 (get_asm_expr_operands): Likewise.
18069 (get_modify_stmt_operands): Likewise.
18070 (get_expr_operands): Likewise.
18071 (add_to_addressable_set): Likewise.
18072 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18073 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18074 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18075 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18076 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18077 (tree_node_structure): Likewise.
18078 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18080 (find_what_p_points_to): Likewise.
18082 2008-05-08 Sa Liu <saliu@de.ibm.com>
18084 * config/spu/spu.md: Fixed subti3 pattern.
18086 2008-05-08 Richard Guenther <rguenther@suse.de>
18088 PR middle-end/36154
18089 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18090 sure to create a representative for trailing arrays for PTA.
18092 2008-05-08 Richard Guenther <rguenther@suse.de>
18094 PR middle-end/36172
18095 * fold-const.c (operand_equal_p): Two objects which types
18096 differ in pointerness are not equal.
18098 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18100 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18101 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18102 (emit_library_call_value_1): Add new variable fndecl initialized by
18103 NULL_TREE. It should be the decl type of orgfun, but this information
18104 seems not to be available here, so it uses the default calling abi.
18105 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18106 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18107 by TARGET_RETURN_IN_MEMORY.
18108 * config/i386/i386-interix.h: Likewise.
18109 * config/i386/i386.h: Likewise.
18110 * config/i386/i386elf.h: Likewise.
18111 * config/i386/ptx4-i.h: Likewise.
18112 * config/i386/sol2-10.h: Likewise.
18113 * config/i386/sysv4.h: Likewise.
18114 * config/i386/vx-common.h: Likewise.
18115 * config/cris/cris.h: Removed #if 0 clause.
18116 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18117 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18119 (ix86_sol10_return_in_memory): Likewise.
18120 (ix86_i386elf_return_in_memory): New.
18121 (ix86_i386interix_return_in_memory): New.
18122 * config/mt/mt-protos.h (mt_return_in_memory): New.
18123 * config/mt/mt.c: Likewise.
18124 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18125 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18126 * config/bfin/bfin.h: Likewise.
18127 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18129 * config/bfin/bfin.c: Likewise.
18130 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18131 * config/alpha/unicosmk.h: Likewise.
18132 * config/i386/cygming.h: Likewise.
18133 * config/iq2000/iq2000.h: Likewise.
18134 * config/mips/mips.h: Likewise.
18135 * config/mn10300/mn10300.h: Likewise.
18136 * config/rs6000/rs6000.h: Likewise.
18137 * config/score/score.h: Likewise.
18138 * config/spu/spu.h: Likewise.
18139 * config/v850/v850.h: Likewise.
18140 * defaults.h: Likewise.
18141 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18142 * expr.c (emit_block_move): Adjust use of
18143 OUTGOING_REG_PARM_STACK_SPACE.
18144 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18145 OUTGOING_REG_PARM_STACK_SPACE.
18146 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18148 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18150 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18151 on OMP_RETURN for OMP_FOR.
18154 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18155 (fortran_common): New function.
18156 (gen_variable_die): Call fortran_common instead of common_check,
18157 adjust for it returning tree instead of rtx. Formatting.
18159 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18163 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18164 * c-decl.c (merge_decls): Ditto.
18165 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18166 to RTL_CONST_OR_PURE_CALL_P.
18167 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18168 Initialized DECL_LOOPING_CONST_PURE.
18169 (process_call_operands): Set tree_side_effects properly.
18170 * tree.h (TREE_READONLY_DECL_P): Removed.
18171 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18172 (DECL_LOOPING_OR_CONST_P): New macro.
18173 (struct tree_function_decl): Added looping_const_or_pure_p.
18174 (ECF_*) Renumbered.
18175 (ECF_LOOPING_OR_CONST_P): New macro.
18176 * rtlanal.c (pure_const_p): Removed.
18177 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18178 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18179 to RTL_CONST_CALL_P.
18180 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18181 (check_decl, check_tree, check_call, scan_function): Initialize
18183 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18184 (static_execute): Set looping true for recursive functions.
18185 Undo setting state to IPA_NEITHER for recursive functions.
18186 * cse.c (cse_insn):
18187 * ifcvt.c (noce_can_store_speculate_p): Changed
18188 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18189 RTL_CONST_OR_PURE_CALL_P.
18190 * dse.c (scan_insn): Ditto.
18191 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18192 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18193 RTL_CONST_OR_PURE_CALL_P.
18194 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18195 pure_call_p to RTL_CONST_CALL_P.
18196 * gimplify.c (gimplify_call_expr): Clear side effects for
18197 non-looping pure and constant calls.
18198 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18199 (flags_from_decl_or_type): Set ecf flags from decl flags.
18200 (initialize_argument_information): Turn off
18201 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18202 Change const to pure if callee_copies is true rather than just
18204 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18205 way of marking pure calls.
18206 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18207 Remove hack that was supposed to fix pr7335 and remove old
18208 way of marking pure calls.
18209 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18210 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18211 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18212 RTL_CONST_OR_PURE_CALL_P.
18213 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18214 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18215 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18216 * sched-deps.c (schedule_analyze): Ditto.
18217 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18218 return_val field of calls to represent pure and const function info.
18219 (CONST_OR_PURE_CALL_P): Deleted macro.
18220 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18221 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18222 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18224 * tree-optimize.c (execute_fixup_cfg): Added test for
18225 ECF_LOOPING_CONST_OR_PURE.
18226 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18228 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18229 effects for looping pure or const calls.
18230 (verify_gimple_expr): Added verification code.
18231 * config/alpha/alpha.c (alpha_legitimize_address,
18232 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18234 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18235 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18236 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18237 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18238 RTL_CONST_OR_PURE_CALL_P.
18239 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18240 and const calls to be deleted.
18242 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18245 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18246 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18247 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18248 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18249 to handle nonimmediate operands.
18250 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18251 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18252 to handle nonimmediate operands.
18253 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18254 (mmx_pmulhrwv4hi3): New expander. Use
18255 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18256 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18257 (sse2_umulv1siv1di3): New expander. Use
18258 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18259 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18260 (mmx_eq<mode>3): New expander. Use
18261 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18262 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18263 (mmx_uavgv8qi3): New expander. Use
18264 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18265 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18266 (mmx_uavgv4hi3): New expander. Use
18267 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18269 * config/i386/sse.md
18270 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18271 to handle nonimmediate operands.
18272 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18273 to handle nonimmediate operands.
18274 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18275 to handle nonimmediate operands.
18276 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18277 to handle nonimmediate operands.
18278 (sse2_unpckhpd_exp): New expander. Use
18279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18280 (sse2_unpcklpd_exp): New expander. Use
18281 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18282 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18283 to handle nonimmediate operands.
18284 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18285 to handle nonimmediate operands.
18286 (*sse2_<plusminus_insn><mode>3): Rename from
18287 sse2_<plusminus_insn><mode>3 insn pattern.
18288 (sse2_<plusminus_insn><mode>3): New expander. Use
18289 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18290 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18291 (sse2_umulv2siv2di3): New expander. Use
18292 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18293 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18294 (sse4_1_mulv2siv2di3): New expander. Use
18295 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18296 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18297 (sse2_pmaddwd): New expander. Use
18298 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18299 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18300 (sse2_eq<mode>3): New expander. Use
18301 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18302 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18303 (sse4_1_eqv2di3): New expander. Use
18304 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18305 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18306 (sse2_uavgv16qi3): New expander. Use
18307 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18308 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18309 (sse2_uavgv16qi3): New expander. Use
18310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18311 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18312 (sse2_uavgv8hi3): New expander. Use
18313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18314 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18315 (ssse3_pmulhrswv8hi3): New expander. Use
18316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18317 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18318 (ssse3_pmulhrswv4hi3): New expander. Use
18319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18321 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18322 (<sse>_vmmul<mode>3): Ditto.
18323 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18325 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18326 (ssse3_pmaddubsw): Ditto.
18328 * config/i386/i386.c (struct_builtin_description)
18329 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18330 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18331 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18332 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18333 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18334 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18335 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18336 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18337 (ix86_fixup_binary_operands): Assert that src1
18338 and src2 must have the same mode when swapped.
18339 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18340 and ix86_binary_operator_ok. Do not force operands in registers
18343 2008-05-07 Jan Hubicka <jh@suse.cz>
18345 * cgraph.c (dump_cgraph_node): Update.
18346 * cgraph.h (cgraph_local_info): Break out inline summary.
18347 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18349 * ipa-inline (inline_summary): New accestor function.
18350 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18351 cgraph_decide_inlining, compute_inline_parameters): Update.
18352 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18354 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18356 Cleanup ColdFire scheduling support and add V4 pipeline model.
18358 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18359 (define_attr cpu): Add cfv4 value.
18360 (define_attr type, define_attr type1): Merge into a single 'type'
18361 attribute. Update all uses.
18362 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18363 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18365 (define_attr opx_mem, define_attr opy_mem): Remove.
18366 (define_attr op_mem): Clean up, update comment.
18367 (define_attr size): Use specific values instead of general int.
18368 (define_attr guess, define_attr split): Remove. Update all uses.
18369 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18370 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18371 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18372 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18373 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18374 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18375 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18376 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18377 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18378 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18379 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18380 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18381 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18382 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18383 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18384 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18385 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18386 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18387 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18388 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18389 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18390 Update or set attributes.
18391 (stack_tie): New fake instruction.
18393 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18394 (m68k_sched_attr_size): Update declaration.
18395 (m68k_sched_attr_type2): Remove.
18396 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18397 Declare new bypass predicates.
18399 * config/m68k/m68k.c (m68k_sched_issue_rate,
18400 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18402 (TARGET_SCHED_ISSUE_RATE,
18403 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18404 (override_options): Handle scheduling for ColdFire V4 core.
18405 (m68k_expand_prologue): Emit stack_tie.
18406 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18407 'OP_TYPE_FPN'. Update all uses.
18408 (sched_guess_p): Remove.
18409 (sched_address_type): Handle symbolic addresses.
18410 (sched_get_operand): New static function.
18411 (sched_operand_type): Merge into sched_attr_op_type.
18412 (sched_attr_op_type): Handle FP registers, handle quick constants,
18414 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18415 (m68k_sched_attr_size): Update. Move logic to ...
18416 (sched_get_attr_size_int): New static function.
18417 (sched_get_opxy_mem_type): New static function.
18418 (m68k_sched_attr_op_mem): Update.
18419 (m68k_sched_attr_type2): Remove.
18420 (sched_cfv4_bypass_data): New static variable.
18421 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18422 (m68k_sched_issue_rate): Implement scheduler hook.
18423 (struct _sched_ib: enabled_p): New field.
18424 (m68k_sched_variable_issue): Update. Handle V4.
18425 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18426 sched_dump_class_func_t, sched_dump_split_class,
18427 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18428 sched_dump_dfa_class, m68k_sched_dump): Remove.
18429 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18431 (m68k_sched_init_global): Remove statisctics dumping, introduce
18432 sanity check that all instructions have pipeline reservations. Handle
18434 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18435 Handle ColdFire V4 core.
18436 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18437 New static functions.
18438 (m68k_sched_address_bypass_p): New bypass predicate.
18439 (sched_get_indexed_address_scale): New static function.
18440 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18442 * cf.md: Update comments.
18443 (define_attr type2): Remove. Use 'type' attribute instead.
18445 (cf_ib): Rename to cfv123_ib. Update all uses.
18446 (cf_oep): Rename to cfv123_oep. Update all uses.
18447 (cf_chr): Rename to cfv123_chr. Update all uses.
18448 (cf_mem): Rename to cfv123_mem. Update all uses.
18449 (cf_mac): Move to more appropriate place.
18450 (cfv123_guess): New automaton and cpu_unit.
18451 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18452 Update uses of 'size' attribute. Handle before reload scheduling.
18453 (cfv123_guess): New dummy reservation for unhandled instructions.
18454 (cfv4_*): Pipeline description of ColdFire V4 core.
18455 (ignore): New reservation to handle 'ignore' type.
18457 2008-05-07 Ian Lance Taylor <iant@google.com>
18459 PR middle-end/36013
18460 * gimplify.c (find_single_pointer_decl_1): Don't look through
18462 (find_single_pointer_decl): Adjust comments.
18464 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18466 PR middle-end/36137
18467 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18468 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18470 PR middle-end/36106
18471 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18472 integral type rather than floating point, then VIEW_CONVERT_EXPR
18473 to the floating point type.
18475 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18477 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18478 TFmode op0 to register.
18480 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18482 * c-decl.c (grokdeclarator): Comment typo.
18484 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18486 * tree-flow.h: Remove prototype for computed_goto_p.
18487 * tree-cfg.c (computed_goto_p): Make static.
18489 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18492 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18493 (contains_aligned_value_p): This. Handle _Decimal128.
18494 (ix86_function_arg_boundary): Only align _Decimal128 to its
18495 natural boundary and handle it properly.
18497 2008-05-06 Martin Jambor <mjambor@suse.cz>
18499 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18500 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18501 (ipcp_method_set_orig_node): Removed.
18502 (ipcp_cval_get_cvalue_type): Removed.
18503 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18504 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18505 (ipcp_cval_set_cvalue_type): Removed.
18506 (ipcp_cval_get_cvalue): Removed.
18507 (ipcp_cval_set_cvalue): Removed.
18508 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18509 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18510 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18511 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18512 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18513 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18514 (ipcp_get_ith_lattice): Changed parameters.
18515 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18516 (ipcp_lattice_from_jfunc): Changed parameters.
18517 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18518 (ipcp_method_cval_print): Added temporary variable info.
18519 (ipcp_redirect): Removed already unused local variable caller.
18520 (ipcp_redirect): New temporary variable orig_callee_info
18521 (ipcp_redirect): Removed newly unused local variable callee.
18522 (ipcp_redirect): Removed (a bit confusing) local variable type.
18523 (ipcp_insert_stage): Added local variable info.
18524 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18526 (ipcp_formal_create): Removed.
18527 (ipcp_method_cval_set): Removed.
18528 (ipcp_propagate_stage): Renamed lattice variables.
18529 (ipcp_method_cval_set_cvalue_type): Removed.
18530 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18531 (ipcp_print_all_lattices): Changed printed strings to refer to
18532 lattices rather than cvals.
18533 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18534 (ipcp_propagate_const): Changed formal parameters.
18535 (build_const_val): Changed formal parameters.
18536 (ipcp_insert_stage): Removed useless variable cvalue
18537 (build_const_val): Changed formal parameters.
18538 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18539 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18540 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18541 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18542 (ipcp_print_func_profile_counts): Changed string from "method" to
18544 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18545 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18546 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18547 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18548 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18549 (ipcp_lat_is_const): Changed parameters and made inline.
18550 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18551 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18552 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18553 the predicate condition directly
18554 (ipcp_propagate_stage): Added local variable args. Removed local
18555 variable callee. (Both are mere code simplifications.)
18556 (ipcp_method_dont_insert_const): Renamed to
18557 ipcp_node_not_modifiable_p.
18558 (ipcp_node_not_modifiable_p): Made inline.
18559 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18560 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18561 (ipcp_print_all_lattices): Removed variable cvalue
18562 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18565 2008-05-06 Olivier Hainque <hainque@adacore.com>
18567 * tree-sra.c (try_instantiate_multiple_fields): Early return
18568 if field has POINTER_TYPE.
18570 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18572 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18573 by using 'q' specifier for instruction.
18574 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18576 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18578 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18579 Change mode of zero_extract from QImode to HImode.
18580 (sign bit tests peepholes): (Ditto.).
18582 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18584 * config/i386/mmx.md: Remove double backslashes from asm templates.
18585 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18586 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18587 to handle nonimmediate operands.
18588 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18589 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18590 to handle nonimmediate operands.
18591 (*mmx_<code>v2sf3_finite): New insn pattern.
18592 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18593 (mmx_<code>v2sf3): New expander. Use
18594 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18595 (mmx_<plusminus_insn><mode>3): New expander. Use
18596 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18597 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18598 (mmx_add<mode>3): Removed.
18599 (mmx_ssadd<mode>3): Ditto.
18600 (mmx_usadd<mode>3): Ditto.
18601 (mmx_sub<mode>3): Ditto.
18602 (mmx_sssub<mode>3): Ditto.
18603 (mmx_ussub<mode>3): Ditto.
18604 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18605 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18606 to handle nonimmediate operands.
18607 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18609 (mmx_smulv4hi3_highpart): New expander. Use
18610 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18611 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18613 (mmx_umulv4hi3_highpart): New expander. Use
18614 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18615 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18616 (mmx_<code>v4hi3): New expander. Use
18617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18618 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18619 (mmx_<code>v8qi3): New expander. Use
18620 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18621 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18622 (mmx_<code><mode>3): New expander. Use
18623 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18625 2008-05-05 Jan Hubicka <jh@suse.cz>
18627 PR tree-optimization/36118
18628 * passes.c (pass_init_dump_file): Fix dump header.
18630 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18632 PR middle-end/36141
18633 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18634 VCE for function decls.
18636 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18638 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18640 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18642 * config/i386/i386.md (sat_plusminus): New.
18643 (plusminus_insn): Likewise.
18644 (plusminus_mnemonic): Likewise.
18646 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18647 (*<addsub><mode>3_cc_overflow): Renamed to ...
18648 (*<plusminus_insn><mode>3_cc_overflow): This.
18649 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18650 (*<plusminus_insn>si3_zext_cc_overflow): This.
18652 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18653 (<plusminus_insn><mode>3): This.
18654 (*<addsub><mode>3): Renamed to ...
18655 (*<plusminus_insn><mode>3): This.
18656 (<sse>_vm<addsub><mode>3): Renamed to ...
18657 (<sse>_vm<plusminus_insn><mode>3): This.
18658 (sse3_h<addsub>v4sf3): Renamed to ...
18659 (sse3_h<plusminus_insn>v4sf3): This.
18660 (sse3_h<addsub>v2df3): Renamed to ...
18661 (sse3_h<plusminus_insn>v2df3): This.
18662 (<plusminus_insn><mode>3): New.
18663 (*<plusminus_insn><mode>3): Likewise.
18664 (sse2_<plusminus_insn><mode>3): Likewise.
18665 (add<mode>): Removed.
18666 (*add<mode>3): Likewise.
18667 (sse2_ssadd<mode>3): Likewise.
18668 (sse2_usadd<mode>3): Likewise.
18669 (sub<mode>3): Likewise.
18670 (*sub<mode>3): Likewise.
18671 (sse2_sssub<mode>3): Likewise.
18672 (sse2_ussub<mode>3): Likewise.
18674 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18676 * gthr-single.h: Add in required interface elements as per gthr.h.
18677 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18678 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18679 Generalize UNUSED macro.
18680 (__gthread_once): Add.
18681 (__gthread_key_create): Add.
18682 (__gthread_key_delete): Add.
18683 (__gthread_getspecific): Add.
18684 (__gthread_setspecific): Add.
18686 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18688 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18689 the same size types for the indirect reference on the rhs, then
18692 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18694 * config/i386/i386.md
18695 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18696 one insn template instead of template series.
18697 (*xordi_1_rex64): Ditto.
18698 (*xordi_2_rex64): Ditto.
18700 2008-05-05 Ira Rosen <irar@il.ibm.com>
18702 PR tree-optimization/36119
18703 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18706 2008-06-04 Jan Hubicka <jh@suse.cz>
18708 tree-optimization/36100
18709 * tree-pass.h (pass_O0_always_inline): Declare.
18710 * ipa-inline.c (inline_transform): Remove dead code.
18711 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18712 pass_O0_always_inline): New.
18713 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18715 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18717 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18718 mnemonic in this_param move for TARGET_64BIT.
18720 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18722 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18723 (*strmovsi_rex_1): Ditto.
18724 (*strsetsi_1): Ditto.
18725 (*strsetsi_rex_1): Ditto.
18727 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18728 adddicc expanders using SWI mode iterator.
18730 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18733 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18736 2008-05-04 David S. Miller <davem@davemloft.net>
18738 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18739 (sparc*-*-linux*): Use linux.h in tm_file.
18740 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18741 compiler defaulting to 32-bit.
18742 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18744 * config/sparc/linux.h: Remove definitions now obtained
18745 properly from linux.h
18746 * config/sparc/linux64.h: Likewise.
18747 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18748 don't want this setting for 32-bit builds in a biarch compiler.
18749 * doc/install.texi: Add sparc-linux to list of targets
18750 supporting --enable-targets=all.
18752 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18754 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18756 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18758 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18759 after V4SI_FTYPE_V8HI.
18760 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18761 case V4SI_FTYPE_V2DF.
18763 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18765 * doc/invoke.texi (max-flow-memory-locations): Removed.
18766 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18768 2008-05-03 Richard Guenther <rguenther@suse.de>
18770 PR middle-end/34973
18771 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18773 2008-05-02 David S. Miller <davem@davemloft.net>
18775 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18777 2008-05-02 Simon Baldwin <simonb@google.com>
18780 * c-common.h (warn_array_subscript_range): Removed.
18781 * c-common.c (warn_array_subscript_range): Ditto.
18782 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18783 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18785 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18787 * config/i386/i386.c (ix86_special_builtin_type): New.
18788 (bdesc_special_args): Likewise.
18789 (ix86_expand_special_args_builtin): Likewise.
18790 (ix86_init_mmx_sse_builtins): Updated.
18791 (ix86_expand_builtin): Updated.
18792 (ix86_expand_store_builtin): Removed.
18793 (ix86_expand_unop_builtin): Likewise.
18795 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18796 * config/i386/mmintrin.h (__v2sf): Here.
18798 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18800 (_mm_loadl_pi): Likewise.
18801 (_mm_storeh_pi): Replace __v2si with __v2sf.
18802 (_mm_storel_pi): Likewise.
18804 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18805 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18806 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18807 __builtin_ia32_loadlpd.
18809 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18811 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18812 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18813 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18814 (ix86_init_mmx_sse_builtins): Updated.
18815 (ix86_expand_args_builtin): Likewise.
18816 (ix86_expand_builtin): Likewise.
18817 (ix86_expand_unop1_builtin): Renamed to ...
18818 (ix86_expand_unop_vec_merge_builtin): This.
18820 2008-05-01 Jan Hubicka <jh@suse.cz>
18823 * ipa-inline.c (inline_generate_summary): Make static.
18824 (inline_transform): Do not call inlining at -O0; make static.
18825 * passes.c (execute_todo): Add sanity check.
18826 (execute_one_ipa_transform_pass): Execute proper flags.
18828 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18830 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18831 (DECL_NONADDRESSABLE_P): Likewise.
18832 * alias.c (record_component_aliases): Fix comment.
18834 2008-05-01 Simon Baldwin <simonb@google.com>
18836 * c-common.h (warn_array_subscript_range): New function.
18837 * c-common.c (warn_array_subscript_range): Ditto.
18838 * tree-vrp.c (check_array_ref): Corrected code to agree with
18839 comment, ignoring only arrays of size 0 or size 1.
18840 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18842 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18844 * config/i386/i386.c (ix86_builtin_type): Replace
18845 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18846 (bdesc_args): Updated.
18847 (ix86_init_mmx_sse_builtins): Likewise.
18848 (ix86_expand_args_builtin): Likewise.
18850 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18853 * doc/extend.texi: Correct __builtin_ia32_palignr.
18855 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18858 * config/i386/i386.c (bdesc_crc32): Removed.
18859 (ix86_expand_crc32): Likewise.
18860 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18861 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18862 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18863 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18864 UINT_FTYPE_UINT_UCHAR.
18865 (bdesc_args): Updated. Add crc32 builtins.
18866 (ix86_init_mmx_sse_builtins): Updated.
18867 (ix86_expand_args_builtin): Updated to support subreg.
18869 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18871 2008-05-01 Jan Hubicka <jh@suse.cz>
18873 * tree-pass.h (opt_pass): Add IPA_PASS.
18874 (varpool_node, cgraph_node): Forward declare.
18875 (ipa_opt_pass): Define.
18876 (pass_ipa_inline): Turn into ipa_opt_pass.
18877 (pass_apply_inline): Remove.
18878 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18879 (apply_inline): Turn into ....
18880 (inline_transform): ... this one.
18881 (inline_generate_summary): New function.
18882 (pass_apply_inline): Remove.
18883 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18885 (struct function): Add ipa_transforms_to_apply.
18886 * passes.c (register_one_dump_file): Work on IPA_PASS.
18887 (init_optimization_passes): Remove pass_inline_parameters and
18889 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18890 (execute_one_pass) ... here; apply transforms when possible.
18891 (add_ipa_transform_pass, execute_ipa_summary_asses,
18892 execute_one_ipa_transform_pass): New.
18893 (execute_ipa_pass_list): Update for IPA_PASS type.
18895 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18897 * config/i386/i386.c (ix86_builtin_type): Add
18898 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18899 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18900 (bdesc_args): Add SSE4a builtins.
18901 (ix86_init_mmx_sse_builtins): Updated.
18902 (ix86_expand_args_builtin): Likewise.
18903 (ix86_expand_builtin): Likewise.
18905 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18907 * config/i386/i386.c (ix86_builtin_type): Add
18908 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18909 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18910 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18911 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18912 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18913 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18914 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18915 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18916 and DI_FTYPE_DI_DI_INT.
18917 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18918 (ix86_init_mmx_sse_builtins): Updated.
18919 (ix86_expand_args_builtin): Likewise.
18920 (ix86_expand_builtin): Likewise.
18921 (ix86_expand_binop_imm_builtin): Removed.
18923 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18925 2008-04-30 Richard Guenther <rguenther@suse.de>
18927 PR tree-optimization/32921
18928 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18930 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18932 * config/arm/arm.c (arm_unwind_emit): Use
18933 crtl->all_throwers_are_sibcalls instead of
18934 cfun->all_throwers_are_sibcalls.
18935 (arm_output_fn_unwind): Likewise.
18936 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18937 instead of cfun->uses_pic_offset_table.
18938 (frv_expand_prologue): Likewise.
18939 (frv_frame_pointer_required): Likewise.
18940 (frv_expand_fdpic_call): Likewise.
18941 (frv_emit_movsi): Likewise.
18942 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18943 cfun->returns_pcc_struct instead of
18944 current_function_returns_pcc_struct.
18945 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18946 instead of cfun->calls_eh_return.
18947 (m32c_pushm_popm): Likewise.
18948 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18949 "extern" declaration.
18951 2008-04-30 Richard Guenther <rguenther@suse.de>
18953 PR tree-optimization/21636
18954 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18956 (evaluate_stmt): Print the likely value.
18957 (ccp_visit_stmt): Avoid excessive vertical spacing.
18959 2008-04-30 Rafael Espíndola <espindola@google.com>
18961 * builtins.c (fold_call_expr): Return realret.
18962 * tree-ssa-threadedge.c
18963 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18964 __builtin_object_size.
18966 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18968 * gcc.c (wrapper_string): New variable.
18969 (insert_wrapper): New function.
18970 (execute): New option -wrapper.
18971 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18973 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18975 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18976 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18977 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18979 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18980 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18981 config/rs6000/e500crtres64gprctr.asm,
18982 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18983 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18984 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18985 config/rs6000/e500crtsav64gprctr.asm,
18986 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18987 config/rs6000/e500crtsavg64gprctr.asm: New files.
18988 * config/rs6000/t-ppccomm: Add build rules for new files.
18989 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18990 * config/rs6000/t-netbsd: Add build rules for new files.
18991 (LIB2FUNCS_STATIC_EXTRA): New variable.
18992 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18993 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18994 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18996 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18998 * config/i386/i386.c (ix86_builtin_type): Add
18999 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19000 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19001 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19002 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19003 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19004 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19005 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19006 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19007 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19008 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19009 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19010 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19011 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19012 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19013 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19014 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19015 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19016 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19017 V1DI_FTYPE_V2SI_V2SI.
19018 (bdesc_2arg): Moved to ...
19019 (bdesc_args): Here.
19020 (ix86_init_mmx_sse_builtins): Updated.
19021 (ix86_expand_args_builtin): Updated. Take a pointer
19022 to const struct builtin_description. Handle comparison
19024 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19025 (ix86_expand_builtin): Updated.
19027 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19028 (ssse3_pmaddubsw128): This.
19029 (ssse3_pmaddubswv4hi3): Renamed to ...
19030 (ssse3_pmaddubsw): This.
19032 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19033 (__builtin_ia32_packssdw128): Likewise.
19034 (__builtin_ia32_packuswb128): Likewise.
19035 (__builtin_ia32_pmaddubsw): Likewise.
19036 (__builtin_ia32_pmaddubsw128): Likewise.
19038 2008-04-30 Richard Guenther <rguenther@suse.de>
19040 PR tree-optimization/14847
19041 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19042 (recognize_bits_test): Use it.
19043 (recognize_single_bit_test): Likewise.
19045 2008-04-30 Martin Jambor <mjambor@suse.cz>
19047 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19048 instead of setting number of formal parameters to zero.
19049 (ipcp_init_stage): Do not set the number of actual parameters to zero
19051 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19052 which are called with variable number of arguments.
19053 (ipcp_insert_stage): Explicitely skipping all nodes which are
19054 called with variable number of arguments.
19055 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19056 number of parameters.
19058 * ipa-prop.h (struct ipa_node_params): Added flag
19059 called_with_var_arguments
19060 (ipa_set_param_count): Added. Changed sole setter to use it.
19061 (ipa_get_param_count): Added. All readers of param_count
19062 converted to use it instead.
19063 (ipa_set_called_with_variable_arg): Added.
19064 (ipa_is_called_with_var_arguments): Added.
19065 (ipa_get_ith_param): Added. All readers of param_decls converted
19067 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19069 (ipa_get_cs_argument_count): Added, all readers of argument_count
19071 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19074 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19075 (struct ipcp_lattice): Renamed cval_type to type
19076 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19078 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19079 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19080 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19081 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19082 (build_const_val): Changed the type of parameter cvalue to tree
19083 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19084 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19086 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19089 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19090 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19091 (ipa_add_method): Renamed to ipa_push_func_to_list
19092 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19093 (ipa_callsite_param_count): Removed.
19094 (ipa_callsite_param_count_set): Removed.
19095 (ipa_callsite_param): Removed.
19096 (ipa_callsite_callee): Removed.
19097 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19098 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19099 (ipa_method_formal_count): Removed.
19100 (ipa_method_formal_count_set): Removed.
19101 (ipa_method_get_tree): Removed.
19102 (ipa_method_tree_map_create): Removed.
19103 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19104 (ipa_create_param_decls_array): Creates the array itself
19105 (ipa_create_param_decls_array): Temporary variable info instead of
19106 a few dereferences.
19107 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19108 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19109 (get_type): Removed.
19110 (ipa_jf_get_info_type): Removed.
19111 (ipa_node_create): Renamed to ipa_create_node_params
19112 (ipa_free): Renamed to ipa_free_all_node_params
19113 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19114 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19115 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19116 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19117 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19118 ipa_free_all_edge_args
19119 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19120 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19121 (ipa_create_methodlist_node): Removed.
19122 (ipa_methodlist_method): Removed.
19123 (ipa_methodlist_method_set): Removed.
19124 (ipa_methodlist_next_method): Removed.
19125 (ipa_methodlist_next_method_set): Removed.
19126 (ipa_method_is_modified): Removed.
19127 (ipa_method_modify_create): Removed.
19128 (ipa_method_modify_init): Temporary variable info instead of a few
19130 (ipa_detect_param_modifications): Temporary variable info instead of
19131 a few dereferences.
19132 (ipa_compute_jump_functions): Temporary variable info instead of
19133 a few dereferences.
19134 (ipa_method_modify_set): Removed.
19135 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19136 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19137 than craph_node as the first parameter.
19138 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19139 (ipa_method_modify_init): Removed.
19140 (ipa_compute_jump_functions): Added a temp variable instead of
19141 repeatadly dereferencing the cgraph_edge.aux pointer
19142 (ipa_callsite_param_set_type): Removed.
19143 (ipa_compute_jump_functions): i renamed to index and moved to
19145 (ipa_callsite_param_set_info_type_formal): Removed.
19146 (ipa_callsite_param_set_info_type): Removed.
19147 (ipa_callsite_param_map_create): Removed.
19148 (ipa_callsite_tree): Removed.
19149 (ipa_callsite_caller): Removed.
19150 (ipa_pop_func_from_list): return_method removed to return_func
19152 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19153 prefixed all values with IPA_. Changed all users.
19154 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19155 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19156 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19157 (union parameter_info): Renamed to jump_func_value.
19158 (union jump_func_value): Renamed value to constant
19159 (struct ipa_jump_func): Renamed info_type to value
19160 (struct ipa_node): Renamed to ipa_node_params
19161 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19162 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19163 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19164 (struct ipa_edge): Renamed to ipa_edge_args
19165 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19166 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19167 (struct ipa_methodlist): Renamed to ipa_func_list
19168 (struct ipa_func_list): method_p renamed to node, next_method
19170 (ipa_methodlist_p): Removed, switched all users to struct pointer
19171 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19173 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19175 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19176 (rs6000_emit_epilogue): Use backchain to restore only when we
19177 have a large frame. Make use of frame pointer to restore if we
19178 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19180 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19182 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19183 Add mode to zero_extract.
19184 (sign bit tests peepholes): (Ditto.).
19186 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19188 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19189 Instructions in comments with SSE3.
19190 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19191 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19192 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19193 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19194 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19195 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19196 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19197 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19198 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19199 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19200 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19201 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19202 (bdesc_sse_args): Renamed to ...
19203 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19204 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19205 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19206 IX86_BUILTIN_FABSQ.
19207 (bdesc_1arg): Moved to ...
19208 (bdesc_args): Here.
19209 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19210 Instructions in comments with SSE3.
19211 (ix86_expand_sse_operands_builtin): Renamed to ...
19212 (ix86_expand_args_builtin): This. Updated.
19213 (ix86_expand_unop1_builtin): Update comments.
19214 (ix86_expand_builtin): Updated.
19216 2008-04-29 Richard Guenther <rguenther@suse.de>
19218 PR tree-optimization/36078
19219 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19220 Update virtual SSA form after cleaning up the CFG.
19222 2008-04-29 Richard Guenther <rguenther@suse.de>
19224 PR middle-end/15255
19225 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19227 2008-04-29 Richard Guenther <rguenther@suse.de>
19229 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19230 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19231 (compute_flow_insensitive_aliasing): Do not treat
19232 PTR_IS_REF_ALL pointers special.
19233 (get_smt_for): Likewise.
19234 (may_alias_p): Re-structure.
19235 (is_escape_site): A ref-all pointer conversion is not an escape site.
19236 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19237 PTR_IS_REF_ALL pointers special.
19238 * tree-ssa-structalias.h (struct alias_info): Remove
19239 ref_all_symbol_mem_tag field.
19240 (PTR_IS_REF_ALL): Remove.
19242 2008-04-29 Richard Guenther <rguenther@suse.de>
19244 PR middle-end/36077
19245 * fold-const.c (extract_muldiv_1): In combining division constants
19246 make sure to never overflow.
19248 2008-04-29 Nick Clifton <nickc@redhat.com>
19250 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19252 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19255 * optc-gen.awk: Work around HP-UX/IA awk bug.
19257 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19259 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19262 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19265 * config/i386/i386.md
19266 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19267 Change operand 1 predicate to nonimmediate_operand.
19269 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19272 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19274 * gengtype.c (walk_type, write_func_for_structure): Handle
19276 * doc/gty.texi: Document chain_circular.
19278 2008-04-28 Richard Guenther <rguenther@suse.de>
19280 PR tree-optimization/36066
19281 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19284 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19287 * config/i386/i386.md
19288 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19289 Use match_scratch instead of match_operand for operands 3 and 4.
19291 2008-04-27 Richard Guenther <rguenther@suse.de>
19293 PR tree-optimization/18754
19294 PR tree-optimization/34223
19295 * tree-pass.h (pass_complete_unrolli): Declare.
19296 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19297 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19298 Rewrite loop into loop closed SSA form if it is not already.
19299 (tree_unroll_loops_completely): Re-structure to iterate over
19300 innermost loops with intermediate CFG cleanups.
19301 Unroll outermost loops only if requested or the code does not grow
19303 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19304 loops are available.
19305 (tree_vectorize): Instead do so here.
19306 (tree_complete_unroll): Also unroll outermost loops.
19307 (tree_complete_unroll_inner): New function.
19308 (gate_tree_complete_unroll_inner): Likewise.
19309 (pass_complete_unrolli): New pass.
19310 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19311 uses outside of the loop.
19312 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19313 form if it is available.
19314 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19315 * passes.c (init_optimization_passes): Schedule complete inner
19316 loop unrolling pass before the first CCP pass after final inlining.
19318 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19320 * targhooks.h (default_emutls_var_fields,
19321 default_emutls_var_init): Declare.
19322 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19323 * target.h (struct gcc_target): Add struct emutls member.
19324 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19325 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19326 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19327 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19328 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19329 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19330 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19331 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19332 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19333 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19334 emit debug information.
19335 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19336 * varasm.c: Include targhooks.h.
19337 (emutls_object_section, emutls_tmpl_section): New.
19338 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19339 (EMUTLS_SEPARATOR): New.
19340 (prefix_name): New.
19341 (get_emutls_object_name): New.
19342 (default_emutls_var_fields): New, broken out of ...
19343 (get_emutls_object_type): ... here. Adjust to use target hooks.
19344 (get_emutls_init_templ_addr): Adjust to use target hooks.
19345 (emutls_decl): Adjust to use target hooks.
19346 (emutls_finish): Likewise.
19347 (default_emutls_var_init): New, broken out of ...
19348 (assemble_variable): ... here. Adjust to use target hooks.
19349 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19350 SECCAT_EMUTLS_TMPL.
19351 * c-common.c (handle_section_attribute): Prevent overriding
19352 sections for emulated tls with special sections.
19353 * config/i386/i386.c (x86_64_elf_select_section): Add
19354 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19355 (x86_64_elf_unique_section): Likewise.
19356 * config/vxworks.c: Include tree.h.
19357 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19358 (vxworks_override_options): Set TLS scheme.
19359 * doc/tm.texi (Emulated TLS): New node.
19361 2008-04-26 Simon Baldwin <simonb@google.com>
19364 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19365 with propagated string constants.
19367 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19369 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19370 constraint for operand 2 when operand 0 is memory operand.
19371 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19372 operand 0 is memory operand.
19373 (fix_trunc<mode>_i387_with_temp): Ditto.
19374 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19375 operand 2 when operand 1 is memory operand.
19376 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19377 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19378 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19379 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19380 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19381 operands 2,3 and 4 when operand 1 is memory operand.
19382 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19384 (fistdi2_floor_with_temp): Ditto.
19385 (fist<mode>2_floor_with_temp): Ditto.
19386 (fistdi2_ceil_with_temp): Ditto.
19387 (fist<mode>2_ceil_with_temp): Ditto.
19388 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19390 2008-04-26 David Daney <ddaney@avtrex.com>
19392 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19394 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19395 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19396 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19397 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19398 (compare_and_swap_12): New insn.
19399 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19400 * config/mips/mips.c (mips_force_binary): New function.
19401 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19402 (mips_expand_compare_and_swap_12): New function.
19403 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19405 2008-04-25 Jan Hubicka <jh@suse.cz>
19408 * cfgexpand.c (pass_expand): Turn into RTL pass.
19409 * passes.c (execute_one_pass): Do pass typechecking after execution.
19410 * tree-pass.h (pass_expand): Turn into RTL pass.
19412 * function.h (struct rtl_data): Move here fields
19413 accesses_prior_frames, calls_eh_return, saves_all_registers,
19414 has_nonlocal_goto, has_asm_statement, is_thunk,
19415 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19416 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19417 arg_pointer_save_area_init from struct function; turn into bool.
19418 (struct function): Move
19419 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19420 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19421 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19422 tail_call_emit, arg_pointer_save_area_init
19423 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19424 (current_function_returns_struct, current_function_returns_pcc_struct,
19425 current_function_calls_setjmp, current_function_calls_alloca,
19426 current_function_accesses_prior_frames,
19427 current_function_calls_eh_return, current_function_is_thunk,
19428 current_function_stdarg, current_function_profile,
19429 current_function_limit_stack, current_function_uses_pic_offset_table,
19430 current_function_uses_const_pool, current_function_has_nonlocal_label,
19431 current_function_saves_all_registers,
19432 current_function_has_nonlocal_goto,
19433 current_function_has_asm_statement): Remove accesor macros.
19434 * ra-conflict.c (global_conflicts): Update.
19435 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19436 (suitable_for_tail_call_opt_p): Update.
19437 * builtins.c (expand_builtin_return_addr): Update.
19438 (expand_builtin_setjmp_setup): Update.
19439 (expand_builtin_nonlocal_goto): Update.
19440 * final.c (final_start_function): Update.
19441 (profile_function): Update.
19442 (leaf_function_p): Update.
19443 (only_leaf_regs_used): Update.
19444 * df-scan.c (df_get_exit_block_use_set): Update.
19445 * dojump.c (clear_pending_stack_adjust): Update.
19446 * tree-stdarg.c (gate_optimize_stdarg): Update.
19447 * gimple-low.c (lower_function_body): Update.
19448 * global.c (compute_regsets): Update.
19449 (global_alloc): Update.
19450 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19451 * expr.c (expand_assignment): Update.
19452 * dse.c (dse_step0): Update.
19453 (dse_step1): Update.
19454 * c-decl.c (store_parm_decls): Update.
19455 * local-alloc.c (combine_regs): Update.
19456 (find_free_reg): Update.
19457 * function.c (assign_parms_augmented_arg_list): Update.
19458 (assign_parm_find_data_types): Update.
19459 (assign_parms): Update.
19460 (allocate_struct_function): Update.
19461 (expand_function_start): Update.
19462 (expand_function_end): Update.
19463 (get_arg_pointer_save_area): Update.
19464 (thread_prologue_and_epilogue_insns): Update.
19465 (rest_of_match_asm_constraints): Update.
19466 * stor-layout.c (variable_size): Update.
19467 * gcse.c (gcse_main): Update.
19468 (bypass_jumps): Update.
19469 * gimplify.c (gimplify_function_tree): Update.
19470 * calls.c (emit_call_1): Update.
19471 (expand_call): Update.
19472 * bt-load.c (compute_defs_uses_and_gen): Update.
19473 * except.c (sjlj_assign_call_site_values): Update.
19474 (sjlj_emit_function_enter): Update.
19475 (can_throw_external): Update.
19476 (set_nothrow_function_flags): Update.
19477 (expand_builtin_unwind_init): Update.
19478 (expand_eh_return): Update.
19479 (convert_to_eh_region_ranges): Update.
19480 (output_function_exception_table): Update.
19481 * emit-rtl.c (gen_tmp_stack_mem): Update.
19482 * cfgexpand.c (expand_used_vars): Update.
19483 (tree_expand_cfg): Update.
19484 * cfgcleanup.c (rest_of_handle_jump): Update.
19485 * explow.c (allocate_dynamic_stack_space): Update.
19486 * varasm.c (assemble_start_function): Update.
19487 (force_const_mem): Update.
19488 (mark_constant_pool): Update.
19489 * tree-optimize.c (tree_rest_of_compilation): Update.
19490 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19491 * tree-cfg.c (notice_special_calls): Update.
19492 (is_ctrl_altering_stmt): Update.
19493 (tree_can_make_abnormal_goto): Update.
19494 (tree_purge_dead_abnormal_call_edges): Update.
19495 * config/alpha/predicates.md: Update.
19496 * config/alpha/alpha.c (alpha_sa_mask): Update.
19497 (alpha_sa_size): Update.
19498 (alpha_does_function_need_gp): Update.
19499 (alpha_expand_prologue): Update.
19500 (alpha_start_function): Update.
19501 (alpha_output_function_end_prologue): Update.
19502 (alpha_expand_epilogue): Update.
19503 * config/frv/frv.c (frv_stack_info): Update.
19504 (frv_expand_epilogue): Update.
19505 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19506 (s390_register_info): Update.
19507 (s390_frame_info): Update.
19508 (s390_init_frame_layout): Update.
19509 (s390_can_eliminate): Update.
19510 (save_gprs): Update.
19511 * config/spu/spu.c (spu_split_immediate): Update.
19512 (need_to_save_reg): Update.
19513 (spu_expand_prologue): Update.
19514 (spu_expand_epilogue): Update.
19515 * config/sparc/sparc.md: Update.
19516 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19517 (sparc_tls_got): Update.
19518 (legitimize_pic_address): Update.
19519 (sparc_emit_call_insn): Update.
19520 (sparc_expand_prologue): Update.
19521 (output_return): Update.
19522 (print_operand): Update.
19523 (sparc_function_ok_for_sibcall): Update.
19524 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19525 * config/m32r/m32r.md: Update.
19526 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19527 (m32r_compute_frame_size): Update.
19528 (m32r_expand_prologue): Update.
19529 (m32r_expand_epilogue): Update.
19530 (m32r_legitimize_pic_address): Update.
19531 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19532 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19533 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19534 (gen_push): Update.
19535 (ix86_save_reg): Update.
19536 (ix86_compute_frame_layout): Update.
19537 (ix86_expand_prologue): Update.
19538 (ix86_expand_epilogue): Update.
19539 * config/sh/sh.c (output_stack_adjust): Update.
19540 (calc_live_regs): Update.
19541 (sh5_schedule_saves): Update.
19542 (sh_expand_prologue): Update.
19543 (sh_expand_epilogue): Update.
19544 (sh_setup_incoming_varargs): Update.
19545 (sh_allocate_initial_value): Update.
19546 (sh_get_pr_initial_val): Update.
19547 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19548 * config/sh/sh.md (label:): Update.
19549 * config/avr/avr.c (out_movhi_mr_r): Update.
19550 * config/crx/crx.h (enum): Update.
19551 * config/xtensa/xtensa.h (along): Update.
19552 * config/stormy16/stormy16.c Update.
19553 (xstormy16_compute_stack_layout): Update.
19554 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19555 (fr30_expand_prologue): Update.
19556 * config/cris/cris.c (cris_conditional_register_usage): Update.
19557 (cris_reg_saved_in_regsave_area): Update.
19558 (cris_initial_frame_pointer_offset): Update.
19559 (cris_simple_epilogue): Update.
19560 (cris_expand_prologue): Update.
19561 (cris_expand_epilogue): Update.
19562 (cris_expand_pic_call_address): Update.
19563 (cris_asm_output_symbol_ref): Update.
19564 (cris_asm_output_label_ref): Update.
19565 * config/cris/cris.md Update.
19566 * config/iq2000/iq2000.c (compute_frame_size): Update.
19567 (iq2000_expand_epilogue): Update.
19568 * config/mt/mt.h (save_direction): Update.
19569 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19570 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19571 (ia64_secondary_reload_class): Update.
19572 * config/m68k/m68k.c (m68k_save_reg): Update.
19573 (m68k_expand_prologue): Update.
19574 (m68k_expand_epilogue): Update.
19575 (legitimize_pic_address): Update.
19576 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19577 (first_reg_to_save): Update.
19578 (first_altivec_reg_to_save): Update.
19579 (compute_vrsave_mask): Update.
19580 (compute_save_world_info): Update.
19581 (rs6000_stack_info): Update.
19582 (spe_func_has_64bit_regs_p): Update.
19583 (rs6000_ra_ever_killed): Update.
19584 (rs6000_emit_eh_reg_restore): Update.
19585 (rs6000_emit_allocate_stack): Update.
19586 (rs6000_emit_prologue): Update.
19587 (rs6000_emit_epilogue): Update.
19588 (rs6000_output_function_epilogue): Update.
19589 (output_profile_hook): Update.
19590 (rs6000_elf_declare_function_name): Update.
19591 * config/rs6000/rs6000.h (rs6000_args): Update.
19592 * config/rs6000/rs6000.md: Update.
19593 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19594 * config/arc/arc.c (arc_output_function_epilogue): Update.
19595 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19596 * config/darwin.c (machopic_function_base_name): Update.
19597 * config/score/score3.c (score3_compute_frame_size): Update.
19600 (score3_epilogue): Update.
19601 * config/score/score7.c (score7_compute_frame_size): Update.
19602 (score7_prologue): Update.
19603 (score7_epilogue): Update.
19604 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19605 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19606 * config/arm/arm.c (use_return_insn): Update.
19607 (require_pic_register): Update.
19608 (arm_load_pic_register): Update.
19609 (arm_compute_save_reg0_reg12_mask): Update.
19610 (arm_compute_save_reg_mask): Update.
19611 (thumb1_compute_save_reg_mask): Update.
19612 (output_return_instruction): Update.
19613 (arm_output_function_prologue): Update.
19614 (arm_output_epilogue): Update.
19615 (arm_get_frame_offsets): Update.
19616 (arm_expand_prologue): Update.
19617 (thumb_pushpop): Update.
19618 (thumb_exit): Update.
19619 (thumb1_expand_prologue): Update.
19620 (thumb1_expand_epilogue): Update.
19621 (arm_unwind_emit): Update.
19622 (arm_output_fn_unwind): Update.
19623 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19624 * config/arm/arm.md: Update.
19625 * config/pa/pa.md: Update.
19626 * config/pa/pa.c (legitimize_pic_address): Update.
19627 (compute_frame_size): Update.
19628 (hppa_expand_prologue): Update.
19629 (hppa_expand_epilogue): Update.
19630 (borx_reg_operand): Update.
19631 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19632 (HARD_REGNO_RENAME_OK): Update.
19633 * config/mips/mips.c (mips_global_pointer): Update.
19634 (mips_save_reg_p): Update.
19635 (mips_compute_frame_info): Update.
19636 (mips_frame_pointer_required): Update.
19637 (mips_expand_prologue): Update.
19638 (mips_expand_epilogue): Update.
19639 (mips_can_use_return_insn): Update.
19640 (mips_reorg_process_insns): Update.
19641 * config/v850/v850.c (compute_register_save_size): Update.
19642 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19643 * config/mmix/mmix.c (along): Update.
19644 (mmix_expand_epilogue): Update.
19645 * config/bfin/bfin.c (legitimize_pic_address): Update.
19646 (must_save_p): Update.
19647 (stack_frame_needed_p): Update.
19648 (add_to_reg): Update.
19649 (bfin_expand_prologue): Update.
19650 * stmt.c (expand_asm_operands): Update.
19651 * reload1.c (reload): Update.
19652 (init_elim_table): Update.
19654 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19656 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19658 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19660 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19661 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19662 (mov<mode>): Removed.
19663 (*movv4sf_internal): Likewise.
19664 (*movv2df_internal): Likewise.
19666 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19668 * config.gcc (crx-*-elf): Remove deprecation.
19670 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19672 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19673 __gcc_deregister_frame with atexit.
19674 (deregister_frame_dtor): Remove.
19676 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19677 Nathan Sidwell <nathan@codesourcery.com>
19679 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19681 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19682 (rs6000_isel): Likewise.
19683 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19684 (rs6000_isel): New variable.
19685 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19687 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19690 * c-common.c (handle_vector_size_attribute): Call
19691 lang_hooks.types.reconstruct_complex_type instead of
19692 reconstruct_complex_type.
19693 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19694 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19695 * langhooks.h (struct lang_hooks_for_types): Add
19696 reconstruct_complex_type hook.
19697 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19698 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19700 2008-04-24 Richard Guenther <rguenther@suse.de>
19702 * c-common.h (check_builtin_function_arguments): Declare.
19703 * c-common.c (validate_nargs): New function.
19704 (check_builtin_function_arguments): Likewise.
19705 * c-typeck.c (build_function_call): Call
19706 check_builtin_function_arguments.
19707 * builtins.c (fold_builtin_classify): Remove error reporting code.
19708 (fold_builtin_unordered_cmp): Likewise.
19709 (fold_builtin_1): Likewise.
19710 (fold_builtin_n): Likewise.
19712 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19714 PR tree-optimization/36008
19715 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19716 the original op1, rather than delta by step.
19718 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19719 Sebastian Pop <sebastian.pop@amd.com>
19721 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19722 eliminate_local_variables_stmt, eliminate_local_variables,
19723 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19724 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19725 of code delimited by two edges in the CFG.
19726 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19727 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19728 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19729 the case of parallelisation of reductions.
19730 (expr_invariant_in_region_p): New.
19732 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19733 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19735 2008-04-24 Ira Rosen <irar@il.ibm.com>
19736 Richard Guenther <rguenther@suse.de>
19738 PR tree-optimization/36034
19739 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19740 incapable of dealing with loads with gaps.
19742 2008-04-24 Rafael Espíndola <espindola@google.com>
19744 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19745 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19746 vrp_evaluate_conditional.
19747 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19748 (vrp_evaluate_conditional): Split the cond argument.
19749 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19750 (simplify_stmt_for_jump_threading): Update call to
19751 vrp_evaluate_conditional.
19753 2008-04-24 Ira Rosen <irar@il.ibm.com>
19755 PR tree-optimization/35982
19756 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19757 interleaved data-refs are of the same type.
19759 2008-04-24 Danny Smith <dannysmith@users.net>
19761 * c-format.c (check_format_info_main): Use strncmp rather than a
19762 magic prefix to handle multichar length specs.
19763 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19764 Don't prefix "I64" and "I32" with '\0'.
19766 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19769 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19770 in registers for -m32 only if stdarg_p (fntype).
19772 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19774 PR rtl-optimization/36006
19775 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19776 temp to op0 in order to avoid invalid rtx sharing.
19778 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19780 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19781 check TREE_INVARIANT.
19782 * tree-gimple.c (is_gimple_address): New.
19783 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19784 * tree-gimple.h (is_gimple_address): New.
19785 * tree.h (decl_address_invariant_p): New.
19786 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19787 (build_string): Likewise.
19788 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19789 (tree_invariant_p_1): Likewise.
19790 (save_expr): Use it.
19791 (tree_invariant_p): New.
19792 (skip_simple_arithmetic): Use it.
19793 (stabilize_reference_1): Use it.
19794 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19796 (build1_stat): Drop code to compute TREE_INVARIANT.
19797 (build2_stat): Drop code to compute TREE_INVARIANT.
19798 (build3_stat): Drop code to compute TREE_INVARIANT.
19799 (build4_stat): Drop code to compute TREE_INVARIANT.
19800 (build5_stat): Drop code to compute TREE_INVARIANT.
19801 (build7_stat): Drop code to compute TREE_INVARIANT.
19802 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19803 * tree.h (struct tree_base): Remove invariant_flag.
19804 (TREE_INVARIANT): Remove.
19805 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19806 (fold_builtin_expect): Check TREE_CONSTANT.
19807 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19808 * c-tree.h (c_expr_to_decl): Drop third parameter.
19809 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19810 (build_c_cast): Don't set TREE_INVARIANT.
19811 (pop_init_level): Don't set TREE_INVARIANT.
19812 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19813 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19815 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19816 (gimplify_addr_expr): Adjust comment.
19817 * tree-mudflap.c (mf_build_string):
19818 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19819 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19820 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19821 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19822 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19823 * langhooks.h (struct lang_hooks): Drop third parameter from
19826 2008-04-23 Richard Guenther <rguenther@suse.de>
19828 PR tree-optimization/27799
19829 PR tree-optimization/32921
19830 PR tree-optimization/32624
19831 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19832 SMTs aliases and the tag itself into the solution.
19833 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19834 merge the points-to solution back into the SMT aliases.
19835 (may_alias_p): Use alias_set_subset_of instead of
19836 aliases_conflict_p. A pointer which points to
19837 memory with alias set zero may access any variable.
19839 2008-04-23 Richard Guenther <rguenther@suse.de>
19841 * alias.c (alias_set_subset_of): Correctly handle asking
19842 if zero is a subset of an alias set with zero child.
19843 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19844 (compute_flow_insensitive_aliasing): Correctly walk all
19845 pointers. Do not unnecessarily union sets.
19847 2008-04-23 Richard Guenther <rguenther@suse.de>
19849 PR middle-end/36021
19850 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19852 2008-04-22 Tomas Bily <tbily@suse.cz>
19854 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19856 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19858 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19859 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19860 * tree-inline.c (estimate_num_insns_1): Likewise.
19861 * varasm.c (const_hash_1, compare_constant, copy_constant)
19862 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19863 * emit-rtl.c (component_ref_for_mem_expr)
19864 (set_mem_attributes_minus_bitpos): Likewise.
19865 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19866 (is_aligning_offset): Likewise.
19867 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19868 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19869 * dojump.c (do_jump): Likewise.
19870 * builtins.c (get_pointer_alignment, get_memory_rtx)
19871 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19872 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19874 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19876 PR rtl-optimization/36017
19877 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19878 expanding the library call.
19880 2008-04-22 Ian Lance Taylor <iant@google.com>
19882 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19883 than size_in_bytes.
19885 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19887 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19888 of LR/CTR moves for Power6.
19890 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19892 PR middle-end/36003
19893 * passes.c (init_optimization_passes): Remove
19894 pass_fast_rtl_byte_dce.
19896 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19899 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19900 builtin functions to generate faster code.
19901 (_mm_cvtpu16_ps): Ditto.
19902 (_mm_cvtpi32x2_ps): Ditto.
19904 2008-04-22 Nick Clifton <nickc@redhat.com>
19906 * common.opt (ftree-loop-distribution): Add Optimization
19909 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19910 (frv_expand_builtin_va_start): Likewise.
19912 * config/arm/arm.c (thumb_find_work_register): Fix location of
19913 argument register count.
19915 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19917 Support scheduling for ColdFire V1 and V3 microarchitecture.
19918 Improve scheduling of multiplication instructions.
19920 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19921 (mac): New instruction attribute.
19922 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19923 (m68k_sched_mac): New variable.
19924 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19925 Handle cfv1 and cfv3.
19926 (max_insn_size): New static variable.
19927 (struct _sched_ib): New type.
19928 (sched_ib): New static variable.
19929 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19930 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19931 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19933 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19934 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19935 new variables. Update.
19936 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19937 Add modeling of cfv3 instruction buffer. Update.
19938 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19939 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19940 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19941 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19942 a particular reservation applies to.
19943 (type2): Reorganize attribute values. Rename alu to alu_reg,
19944 alu_l to alu, move_l to omove. Join move to alu. Split mul
19945 to mul_l and mul_w.
19946 (cf_ib_*): Simplify description of instruction buffer.
19947 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19948 (cf_mem): Split into cf_mem1 and cf_mem2.
19949 (cf_v2_move_??): Rename to cfv12_alu_??.
19950 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19951 (cf_v2_mul_??): Remove reservations.
19952 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19953 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19954 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19956 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19957 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19958 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19959 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19960 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19961 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19962 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19963 expansions of the above reservations for instructions of sizes
19966 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19968 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19970 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19972 * coverage.c: Include tree-pass.h.
19973 (coverage_counter_alloc): Print da_file_name to the dump file.
19975 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19977 * sbitmap.c (sbitmap_range_empty_p): New function.
19978 * sbitmap.h (sbitmap_range_empty_p): New function.
19979 * bitmap.h: Now includes obstack.h.
19981 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19982 Kenneth Zadeck <zadeck@naturalbridge.com>
19984 * dbgcnt.def (ra_byte_scan): Added.
19985 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19986 when the last hit happens for a counter.
19987 * timevar.def (TV_DF_BYTE_LR): New variable.
19988 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19989 * passes.c (pass_fast_rtl_byte_dce): New pass.
19990 * fwprop.c (update_df): Added mode to call df_ref_create.
19991 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19992 DF_REF_EXTRACT_OFFSET.
19993 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19994 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19996 (df_ref_extract): Added mode field.
19997 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19998 DF_REF_EXTRACT_OFFSET.
19999 (DF_REF_EXTRACT_MODE): New macro.
20000 (df_byte_lr_bb_info): New structure.
20001 (df_print_byte_regset, df_compute_accessed_bytes,
20002 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20003 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20004 df_byte_lr_simulate_uses,
20005 df_byte_lr_simulate_artificial_refs_at_top,
20006 df_byte_lr_simulate_artificial_refs_at_end,
20007 df_compute_accessed_bytes): New function.
20008 (df_ref_create): Add parameter.
20009 (df_byte_lr_get_bb_info): New inline function.
20010 * df-scan.c (df_ref_record, df_uses_record,
20011 df_ref_create_structure): Added mode parameter.
20012 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20013 df_defs_record, df_uses_record, df_get_conditional_uses,
20014 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20015 df_entry_block_defs_collect, df_exit_block_uses_collect):
20016 Added mode parameter to calls to df_ref_record, df_uses_record,
20017 df_ref_create_structure.
20018 (df_ref_equal_p, df_ref_compare): Added test for modes.
20019 (df_ref_create_structure): Added code to set mode. Renamed
20020 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20021 DF_REF_EXTRACT_OFFSET.
20022 * df-core.c (df_print_byte_regset): New function.
20023 * df-byte-scan.c: New file.
20024 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20025 calls to BITMAP_FREE.
20026 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20027 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20028 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20029 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20030 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20031 df_byte_lr_local_compute, df_byte_lr_init,
20032 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20033 df_byte_lr_transfer_function, df_byte_lr_free,
20034 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20035 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20036 df_byte_lr_simulate_uses,
20037 df_byte_lr_simulate_artificial_refs_at_top,
20038 df_byte_lr_simulate_artificial_refs_at_end): New function.
20039 * dce.c (byte_dce_process_block): New function.
20040 (dce_process_block): au is now passed in rather than computed
20041 locally. Changed loops that look at artificial defs to not look
20042 for conditional or partial ones, because there never are any.
20043 (fast_dce): Now is able to drive byte_dce_process_block or
20044 dce_process_block depending on the kind of dce being done.
20045 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20046 (rest_of_handle_fast_byte_dce): New function.
20047 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20048 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20050 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20053 * gcc.h: Added fortran options that take arguments to
20054 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20057 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20059 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20060 scalarization if on the LHS and not a full access.
20062 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20064 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20066 2008-04-18 Rafael Espíndola <espindola@google.com>
20068 * tree-vrp.c (find_case_label_index): Fix the binary search.
20069 (find_case_label_range): New.
20070 (vrp_visit_switch_stmt): Use find_case_label_range.
20071 (simplify_switch_using_ranges): Use find_case_label_range.
20073 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20075 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20076 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20078 2008-04-18 Tom Tromey <tromey@redhat.com>
20081 * doc/cpp.texi (Implementation-defined behavior): Mention
20084 2008-04-18 Ian Lance Taylor <iant@google.com>
20086 * fold-const.c (pointer_may_wrap_p): New static function.
20087 (fold_comparison): Add another test for pointer overflow. Use
20088 pointer_may_wrap_p to disable some false positives.
20090 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20092 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20093 (fname_as_string): Match updated cpp_interpret_string prototype.
20094 (fix_string_type): Support char16_t* and char32_t*.
20095 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20096 derivative) nodes. Register as builtin if C++0x.
20097 (c_parse_error): Support CPP_CHAR{16,32}.
20098 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20099 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20100 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20101 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20102 CTI_CHAR32_ARRAY_TYPE>: New elements.
20103 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20104 char32_type_node, signed_char32_type_node, char16_array_type_node,
20105 char32_array_type_node): New defines.
20106 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20107 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20108 (lex_string): Support CPP_STRING{16,32}, match updated
20109 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20110 (lex_charconst): Support CPP_CHAR{16,32}.
20111 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20112 and CPP_STRING{16,32}.
20114 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20117 * aclocal.m4: Regenerate.
20118 * configure: Regenerate.
20120 2008-04-18 Jan Hubicka <jh@suse.cz>
20122 * except.c (dw2_size_of_call_site_table,
20123 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20125 * cgraphbuild.c (build_cgraph_edges): Update.
20126 * tree-pass.h: Update comment.
20127 * final.c (leaf_function_p): Update.
20128 (leaf_renumber_regs): Update.
20129 (rest_of_clean_state): Update.
20130 * omp-low.c (expand_omp_parallel): Update.
20131 * ipa-reference.c (analyze_function): Update.
20132 * reorg.c (find_end_label): Update.
20133 (optimize_skip): Update.
20134 (fill_simple_delay_slots): Update.
20135 (fill_simple_delay_slots): Update.
20136 (make_return_insns): Update.
20137 (dbr_schedule): Update.
20138 * gimple-low.c (record_vars_into): Update.
20139 * cfgbuild.c (make_edges): Update.
20140 * function.c (assign_stack_local): Update.
20141 (assign_parm_adjust_stack_rtl): Update.
20142 (locate_and_pad_parm): Update.
20143 (allocate_struct_function): Do not initialize stack_alignment_needed
20144 and preferred_stack_boundary here.
20145 (stack_protect_prologue): Update.
20146 (stack_protect_epilogue): Update.
20147 (expand_function_start): Initialize stack_alignment_needed,
20148 preferred_stack_boundary and max_jumptable_ents.
20149 (expand_function_end): Update.
20150 (free_after_compilation): Do not NULLify epilogue_delay_list.
20151 * function.h (struct rtl_data): Add stack_protect_guard,
20152 stack_alignment_needed,
20153 preferred_stack_boundary, epilogue_delay_list.
20154 (struct function): Remove value_histograms, stack_alignment_needed,
20155 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20157 unexpanded_var_list, stack_protect_guard.
20158 (current_function_epilogue_delay_list): Remove.
20159 * ipa-type-escape.c (analyze_function): Update.
20160 * gimplify.c (pop_gimplify_context): Update comment.
20161 * calls.c (expand_call): Update.
20162 (emit_library_call_value_1): Update.
20163 * except.c (set_nothrow_function_flags): Update.
20164 * cfgexpand.c (get_decl_align_unit): Update.
20165 (create_stack_guard): Update.
20166 (estimated_stack_frame_size): Update.
20167 (expand_used_vars): Update.
20168 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20169 * explow.c (allocate_dynamic_stack_space): Update.
20170 * tree-ssa-live.c (remove_unused_locals): Update.
20171 * varasm.c (mark_constant_pool): Update.
20172 * tree-inline.c (remap_decls): Update.
20173 (initialize_cfun): Update.
20174 (declare_return_variable): Update.
20175 (inline_forbidden_p): Update.
20176 (expand_call_inline): Update.
20177 (declare_inline_vars): Update.
20178 (tree_function_versioning): Update.
20179 * tree-flow.h (value_histograms): New.
20180 (VALUE_HISTOGRAMS): New macro.
20181 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20183 * tree-cfg.c (set_bb_for_stmt): Update.
20184 (replace_by_duplicate_decl): Update.
20185 (move_block_to_fn): Update.
20186 (new_label_mapper): Update.
20187 (dump_function_to_file): Update.
20188 * ipa-struct-reorg.c (build_data_structure): Update.
20189 * cfgrtl.c (print_rtl_with_bb): Update.
20190 * reload1.c (reload): Update.
20192 * config/i386/i386.c (setup_incoming_varargs_64,
20193 ix86_compute_frame_layout): Update.
20194 * config/arc/arc.c (arc_output_function_epilogue): Update.
20196 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20198 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20199 for FreeBSD as well.
20200 * gthr-posix95.h: Likewise.
20202 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20204 PR rtl-optimization/35838
20205 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20206 out the byte offset of the first subreg.
20208 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20210 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20211 to split_ti instead of three separate calls with single member arrays.
20212 (subti3 splitter): Ditto.
20213 (adddi3 splitter): Ditto with split_di.
20214 (subdi3 splitter): Ditto.
20215 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20216 two separate calls with single member arrays. Swap match_dup
20217 operands 1 and 2 to better fit into the array.
20218 (negdi2 splitter): Ditto with split_di.
20219 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20220 two separate calls with single member arrays. Swap match_dup operands
20221 6 and 7 to better fit into the array.
20223 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20225 * config/i386/i386.c (sse_builtin_type): New.
20226 (bdesc_sse_args): Likewise.
20227 (bdesc_sse_3arg): Removed.
20228 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20229 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20230 IX86_BUILTIN_ROUNDPS.
20231 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20232 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20233 IX86_BUILTIN_ROUNDPS.
20234 (ix86_expand_sse_4_operands_builtin): Removed.
20235 (ix86_expand_sse_operands_builtin): New.
20236 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20237 and CODE_FOR_sse4_1_roundps.
20238 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20239 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20241 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20244 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20245 regs before frame pop when needed. If use_backchain_to_restore_sp
20246 then load backchain into a temp reg to restore vr and vrsave. Add
20247 code to restore vr after frame pop if possible.
20249 2008-04-17 Richard Guenther <rguenther@suse.de>
20251 * tree-vn.c (expressions_equal_p): Do not check type
20252 equality or compatibility before calling operand_equal_p.
20253 * fold-const.c (operand_equal_p): Check equivalence of
20254 integer constants before bailing out due to signedness or
20255 precision differences.
20256 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20257 spurious differences in type qualification. Ignore types
20258 for COMPONENT_REFs at all.
20260 2008-04-17 Christian Bruel <christian.bruel@st.com>
20262 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20263 msw_skip comparison.
20265 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20268 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20271 PR tree-optimization/35899
20272 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20273 rather than TREE_OPERAND.
20275 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20278 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20279 temporary registers. Change operand predicate to general_operand.
20280 (remainderxf3): Ditto.
20282 2008-04-16 Richard Guenther <rguenther@suse.de>
20284 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20285 * tree-affine.c (aff_combination_expand): Look through some
20288 2008-04-15 Doug Kwan <dougkwan@google.com>
20290 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20292 * tree-pretty-print.c (dump_generic_node): Ditto.
20293 * final.c (output_addr_const): Ditto.
20294 * dwarf2out.c (output_cfi): Ditto.
20295 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20296 * print-rtl.c (print_rtx): Ditto.
20297 * print-tree.c (print_node_brief, print_node): Ditto.
20298 * c-common.c (match_case_to_enum_1): Ditto.
20299 * sched-vis.c (print_value): Ditto.
20300 * config/i386/i386.c (print_operand): Cast to long unsigned int
20303 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20304 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20305 MS Windows VirtualProtect function.
20307 2008-04-15 Jan Hubicka <jh@suse.cz>
20309 * gengtype.c (write_root): Param_is argument is OK.
20310 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20311 * function.h: Include varray.h
20312 (rtl_eh): New stucture based on except.c one.
20313 (call_site_record): New forward declaration and vector type.
20314 * calls.c (emit_call_1): Do not call
20315 note_current_region_may_contain_throw.
20316 * except.c (eh_status): Remove cur_region, try_region since they are
20318 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20319 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20320 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20321 Remove call_site_data_used, call_site_data_size.
20322 Turn call_site_record into vector in function.h.
20323 (note_current_region_may_contain_throw): Remove.
20324 (get_exception_pointer, get_exception_filter): Do not take struct
20325 function argument; update.
20326 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20327 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20328 build_post_landing_pads, dw2_build_landing_pads,
20329 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20330 sjlj_emit_function_enter, sjlj_emit_function_enter,
20331 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20332 sjlj_build_landing_pads, finish_eh_generation,
20333 remove_exception_handler_label, remove_eh_handler,
20334 maybe_remove_eh_handler, add_reachable_handler,
20335 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20336 add_action_record, collect_one_action_chain, add_call_site,
20337 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20338 sjlj_output_call_site_table, output_function_exception_table,
20339 * except.h (note_current_region_may_contain_throw): Remove
20340 (get_exception_pointer, get_exception_filter): Do not take struct
20342 * Makefile.in (GTFILES): Put varargs before struct function.
20344 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20346 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20347 punt for STRING_CST.
20348 (get_constraint_for): Deal with STRING_CST here instead.
20350 2008-04-15 Richard Guenther <rguenther@suse.de>
20352 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20353 statements in a basic-block with a backward walk. Do not
20354 substitute into dead statements but instead remove those.
20356 2008-04-15 Richard Guenther <rguenther@suse.de>
20358 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20359 to zero, thus disable creation of SFTs.
20361 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20363 * tree-predcom.c (suitable_reference_p): Return false if the
20364 reference can throw.
20366 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20369 * c-decl.c (finish_decl): If extern or static var has variable
20370 size, set TREE_TYPE (decl) to error_mark_node.
20372 2008-04-15 Rafael Espíndola <espindola@google.com>
20374 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20377 2008-04-15 Richard Guenther <rguenther@suse.de>
20379 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20380 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20381 (visit_reference_op_load): Do walk vuse-vdef chains on
20382 vn_reference_lookup.
20383 (visit_reference_op_store): But do not here.
20384 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20385 vn_reference_lookup.
20386 (vn_lookup_with_vuses): But do so here.
20388 2008-04-14 Ian Lance Taylor <iant@google.com>
20390 * fold-const.c (fold_overflow_warning): Remove assertion.
20392 2008-04-15 Ben Elliston <bje@au.ibm.com>
20394 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20395 temp1 local variables.
20397 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20400 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20401 ".text.unlikely" section as executable.
20403 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20405 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20406 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20407 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20408 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20409 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20410 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20411 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20413 2008-04-14 Ian Lance Taylor <iant@google.com>
20415 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20416 * fold-const.c (fold_comparison): If appropriate, test
20417 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20418 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20419 reassociating a pointer type.
20420 * doc/invoke.texi (Optimize Options): Document that
20421 -fstrict-overflow applies to pointer wraparound.
20423 2008-04-13 Jan Hubicka <jh@suse.cz>
20425 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20427 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20429 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20430 we are going to "save the world".
20432 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20434 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20435 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20436 operand 0 constraint, not "=".
20438 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20440 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20442 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20444 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20445 of size of positions_needed * CHAR_BIT.
20447 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20449 PR middle-end/35897
20450 * dse.c (store_info): Change positions_needed to unsigned
20452 (lowpart_bitmask): New.
20453 (record_store): Cast to unsigned HOST_WIDE_INT for
20454 positions_needed. Assert width <= size of positions_needed *
20455 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20456 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20457 lowpart_bitmask to set mask.
20459 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20461 * config/bfin/constraints.md: New file.
20462 * config/bfin/bfin.md: Include it.
20463 (adddi3): Use satisfies_constraint functions instead of the old macros.
20464 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20465 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20466 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20467 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20468 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20469 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20470 EXTRA_CONSTRAINT): Delete.
20471 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20472 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20474 * config/bfin/bfin.c: Include "tm-constrs.h".
20475 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20476 Use satisfies_constraint functions instead of the old macros.
20477 * doc/md.texi (Blackfin Constraints): Update file name reference.
20479 2008-04-11 Richard Guenther <rguenther@suse.de>
20481 PR tree-optimization/35869
20482 * tree-vrp.c (execute_vrp): Move switch statement update after
20483 jump threading. Schedule another cfg cleanup run.
20485 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20488 * attribs.c (decl_attributes): Return early on errorneous node.
20490 2008-04-10 Oleg Ryjkov <olegr@google.com>
20492 * tree.h (struct tree_base): Added a new flag default_def_flag.
20493 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20495 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20497 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20499 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20502 * pa.md: Define mode iterator P. Define mode attribute dwc.
20503 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20504 (icacheflush): Likewise.
20505 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20506 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20508 2008-04-11 Ben Elliston <bje@au.ibm.com>
20510 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20512 2008-04-10 Rafael Espíndola <espindola@google.com>
20514 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20515 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20516 (extract_range_from_expr): The same.
20518 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20520 * config/mips/mips.md (GPR2): New mode iterator.
20521 (seq): Add comment.
20522 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20523 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20524 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20525 Rewrite these to take two modes, the mode of comparison and the
20526 mode of the destination.
20527 * config/mips/mips.c (mips_expand_scc): Instead of having
20528 paradoxical subreg as destination, expand "narrowing" scc if mode
20529 of comparison is SI and target is requested in DI mode.
20530 (mips_emit_int_order_test): Update comment. Make mode of
20531 comparison match CMP0 rather than TARGET. When creating inverse
20532 target use mode of TARGET.
20534 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20536 * gcov-dump.c (tag_summary): Only print summaries for the first
20537 GCOV_COUNTERS_SUMMABLE counters.
20539 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20541 * config/i386/i386.md (absneg): New code iterator.
20542 (absnegprefix): New code attribute.
20543 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20544 patterns using absneg code iterator.
20545 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20546 using absneg code iterator.
20547 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20548 *neg<mode>2 patterns using absneg code iterator.
20549 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20550 *negextendsfdf2 patterns using absneg code iterator.
20551 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20552 *negextendsfxf2 patterns using absneg code iterator.
20553 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20554 *negextendsfdf2 patterns using absneg code iterator.
20555 * config/i386/sse.md (<code><mode>2): Macroize expander from
20556 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20558 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20560 * config/s390/s390.h: Remove the remains of the recent search
20561 & replace action of current_function_outgoing_args_size.
20563 2008-04-10 Ira Rosen <irar@il.ibm.com>
20565 PR tree-optimization/35821
20566 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20567 NEW_STMT_LIST is not NULL.
20569 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20572 * toplev.c (process_options): Remove -ffunction-sections debugging
20575 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20577 PR middle-end/PR28690
20578 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20579 than gen_rtx_fmt_ee to perform more canonicalizations.
20581 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20584 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20586 2008-04-09 Richard Guenther <rguenther@suse.de>
20588 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20589 (dump_function_to_file): Dump function arguments with types.
20591 2008-04-08 Richard Guenther <rguenther@suse.de>
20593 * fold-const.c (fold_widened_comparison): Do not allow
20594 sign-changes that change the result.
20596 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20599 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20600 kinds of indirect references.
20602 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20604 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20605 GNU Fortran language string.
20607 2008-04-08 Rafael Espíndola <espindola@google.com>
20609 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20610 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20611 * tree.h (tree_call_nonnegative_warnv_p): New.
20613 2008-04-08 Jan Hubicka <jh@suse.cz>
20615 * function.c (free_after_compilation): Clear out regno_reg_rtx
20618 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20621 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20623 PR middle-end/PR28690
20624 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20625 same precedence as REG_POINTER and MEM_POINTER operands.
20627 2008-04-08 Richard Guenther <rguenther@suse.de>
20629 PR middle-end/35834
20630 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20631 for adding index to base.
20633 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20635 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20636 (MINGW_ENABLE_EXECUTE_STACK): New.
20637 (IN_LIBGCC2): For libgcc include windows.h file for
20638 function declarations.
20640 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20642 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20643 and tem2 if tem1 is not a REG or MULT.
20645 2008-04-08 Jan Hubicka <jh@suse.cz>
20647 * function.h (incomming_args): Break out of struct function.
20648 (function_subsections): Break out of struct function.
20649 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20650 return_rtx and hard_reg_initial_vals from struct function.
20651 Kill inl_max_label_num.
20652 (current_function_pops_args, current_function_args_info,
20653 current_function_args_size, current_function_args_size,
20654 current_function_pretend_args_size,
20655 current_function_outgoing_args_size,
20656 current_function_internal_arg_pointer, current_function_return_rtx):
20657 Kill compatibility accestor macros.
20658 * builtins.c (expand_builtin_apply_args_1): Update.
20659 (expand_builtin_next_arg): Update.
20660 * df-scan.c (df_get_call_refs): Update.
20661 * dbxout.c (dbxout_function_end): Update.
20662 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20663 (output_line_info): Update.
20664 (secname_for_decl): Update.
20665 (dwarf2out_var_location): Update.
20666 * function.c (free_after_compilation): Update.
20667 (assign_parm_find_stack_rtl): Update.
20668 (assign_parms): Update.
20669 (expand_dummy_function_end): Update.
20670 (expand_function_end): Update.
20671 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20672 (expand_call): Update.
20673 (emit_library_call_value_1): Update.
20674 (store_one_arg): Update.
20675 * varasm.c (initialize_cold_section_name): Update.
20676 (unlikely_text_section): Update.
20677 (unlikely_text_section_p): Update.
20678 (assemble_start_function): Update.
20679 (assemble_end_function): Update.
20680 (default_section_type_flags): Update.
20681 (switch_to_section): Update.
20682 * integrate.c (set_decl_abstract_flags): Update.
20683 (get_hard_reg_initial_val): Update.
20684 (has_hard_reg_initial_val): Update.
20685 (allocate_initial_values): Update.
20686 * resource.c (init_resource_info): Update.
20687 * config/alpha/alpha.c (NUM_ARGS): Update.
20688 (direct_return): Update.
20689 (alpha_va_start): Update.
20690 (alpha_sa_size): Update.
20691 (alpha_initial_elimination_offset): Update.
20692 (alpha_expand_prologue): Update.
20693 (alpha_start_function): Update.
20694 (alpha_expand_epilogue): Update.
20695 (unicosmk_initial_elimination_offset):
20696 * config/alpha/alpha.md (call expander): Update.
20697 * config/s390/s390.c (s390_register_info): Update.
20698 (s390_register_info): Update.
20699 (s390_frame_info): Update.
20700 (s390_initial_elimination_offset): Update.
20701 (s390_build_builtin_va_list): Update.
20702 (s390_va_start): Update.
20703 * config/spu/spu.c (direct_return): Update.
20704 (spu_expand_prologue): Update.
20705 (spu_initial_elimination_offset): Update.
20706 (spu_build_builtin_va_list): Update.
20707 (spu_va_start): Update.
20708 * config/sparc/sparc.c (sparc_init_modes): Update.
20709 (sparc_compute_frame_size): Update.
20710 (function_value): Update.
20711 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20712 * config/i386/i386.md (return expander): Update.
20713 * config/i386/i386.c (ix86_va_start): Update.
20714 (ix86_can_use_return_insn_p): Update.
20715 (ix86_compute_frame_layout): Update.
20716 (ix86_expand_epilogue): Update.
20717 * config/sh/sh.c (output_stack_adjust): Update.
20718 (calc_live_regs): Update.
20719 (sh_expand_prologue): Update.
20720 (sh_builtin_saveregs): Update.
20721 (sh_va_start): Update.
20722 (initial_elimination_offset): Update.
20723 (sh_allocate_initial_value): Update.
20724 (sh_function_ok_for_sibcall): Update.
20725 (sh_get_pr_initial_val): Update.
20726 * config/sh/sh.md (return expander): Update.
20727 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20728 * config/crx/crx.c (crx_compute_frame): UPdate.
20729 (crx_initial_elimination_offset): UPdate.
20730 * config/xtensa/xtensa.c (compute_frame_size): Update
20731 (xtensa_builtin_saveregs): Update.
20732 (xtensa_va_start): Update.
20733 (order_regs_for_local_alloc): Update.
20734 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20735 (xstormy16_expand_builtin_va_start): Update.
20736 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20737 * config/m68hc11/m68hc11.md (return expanders): Update.
20738 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20739 (expand_epilogue): Update.
20740 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20741 (cris_simple_epilogue): Update.
20742 (cris_expand_prologue): Update.
20743 (cris_expand_epilogue): Update.
20744 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20745 (compute_frame_size): Update.
20746 * config/mt/mt.c (mt_compute_frame_size): Update.
20747 * config/mn10300/mn10300.c (expand_prologue): Update.
20748 (expand_epilogue): Update.
20749 (initial_offset): Update.
20750 (mn10300_builtin_saveregs):
20751 * config/mn10300/mn10300.md (return expander): Update.
20752 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20753 (ia64_initial_elimination_offset): Update.
20754 (ia64_initial_elimination_offset): Update.
20755 (ia64_expand_prologue): Update.
20756 * config/m68k/m68k.md (return expander): Update.
20757 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20758 (rs6000_stack_info): Update.
20759 * config/mcore/mcore.c (layout_mcore_frame): Update.
20760 (mcore_expand_prolog): Update.
20761 * config/arc/arc.c (arc_compute_frame_size): Update.
20762 * config/score/score3.c (score3_compute_frame_size): Update.
20763 * config/score/score7.c (score7_compute_frame_size): Update.
20764 * config/arm/arm.c (use_return_insn): Update.
20765 (thumb_find_work_register): Update.
20766 (arm_compute_save_reg_mask): Update.
20767 (arm_output_function_prologue): Update.
20768 (arm_output_epilogue): Update.
20769 (arm_size_return_regs): Update.
20770 (arm_get_frame_offsets): Update.
20771 (arm_expand_prologue): Update.
20772 (thumb_exit): Update.
20773 (thumb_unexpanded_epilogue): Update.
20774 (thumb1_output_function_prologue): Update.
20775 * config/pa/pa.md (return expander): Update.
20776 * config/pa/pa.c (compute_frame_size): Update.
20777 (hppa_builtin_saveregs): Update.
20778 * config/mips/mips.c (mips_va_start): Update.
20779 (mips16_build_function_stub): Update.
20780 (mips_compute_frame_info): Update.
20781 (mips_restore_gp): Update.
20782 (mips_output_function_prologue): Update.
20783 (mips_expand_prologue): Update.
20784 * config/v850/v850.c (compute_frame_size): Update.
20785 (expand_prologue): * config/mmix/mmix.c (along): update.
20786 (mmix_initial_elimination_offset): update.
20787 (mmix_reorg): update.
20788 (mmix_use_simple_return): update.
20789 (mmix_expand_prologue): update.
20790 (mmix_expand_epilogue): Update.
20791 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20792 (emit_link_insn): Update.
20794 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20796 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20797 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20799 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20802 2008-04-07 Jan Hubicka <jh@suse.cz>
20804 * function.h (rtl): Rename to x_rtl.
20805 (crtl): New define.
20806 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20807 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20808 used_temp_slots avail_temp_slots, temp_slot_level,
20809 nonlocal_goto_handler_labels): Update accesstors.
20810 (rtl): New global variable.
20811 (struct function): Move some fileds to rtl_data.
20812 (get_arg_pointer_save_area): Update prototype.
20813 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20814 get_arg_pointer_save_area.
20815 * expr.c (init_expr): Update
20816 * function.c (get_frame_size): Update
20817 (assign_stack_local): Update
20818 (expand_function_end): Update.
20819 (get_art_pointer_save_area): Update
20821 * emit-rtl.c (rtl): Declare.
20822 (regno_reg_rtx): Declare.
20823 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20825 (gen_reg_rtx): Update.
20826 * varasm.c (n_deferred_constatns): Update accestor.
20827 (init_varasm_status): Do not allocate varasm_status.
20828 (force_const_mem, get_pool_size, output_constant_pool): Update.
20829 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20830 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20831 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20832 * sparc/sparc.h (INIT_EXPANDERS): Update.
20833 * ia64/ia64.h (INIT_EXPANDERS): Update.
20835 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20837 * reload.c (push_secondary_reload): Add missing break to for loop.
20839 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20841 PR middle-end/PR28690
20842 * rtlanal.c: Update copyright years.
20843 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20844 as REG_POINTER and MEM_POINTER operands.
20845 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20846 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20847 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20848 * gcse.c: Update copyright years.
20849 (pre_delete): Call gen_reg_rtx_and_attrs.
20850 (hoist_code): Likewise.
20851 (build_store_vectors): Likewise.
20852 (delete_store): Likewise.
20853 * loop-invariant.c (move_invariant_reg): Likewise.
20854 Update copyright years.
20856 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20858 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20859 control string instead of quoted.
20861 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20863 * doc/rtl.texi: Rewrite of subreg section.
20865 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20868 * config/i386/i386.c (legitimize_pic_address): Add treating
20869 of dllimport SYM_REF's.
20870 (legitimize_dllimport_symbol): Add prototype.
20872 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20874 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20875 reference in constructor with non self-referential type.
20877 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20879 Removal of Return with Depressed Stack Pointer support
20880 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20881 (ECF_SP_DEPRESSED): Likewise.
20882 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20883 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20884 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20885 (expand_call): Do not test ECF_SP_DEPRESSED.
20886 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20887 * function.c (keep_stack_depressed): Delete.
20888 (handle_epilogue_set): Likewise.
20889 (update_epilogue_consts): Likewise.
20890 (emit_equiv_load): Likewise.
20891 (thread_prologue_and_epilogue_insns): Remove support for Return with
20892 Depressed Stack Pointer.
20893 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20895 2008-04-06 Richard Guenther <rguenther@suse.de>
20897 PR tree-optimization/35400
20898 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20899 information from SSA_NAMEs.
20901 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20903 * config/avr/avr.h (avr_mega_p): Remove declaration.
20904 (AVR_MEGA): Remove macro.
20905 * config/avr/avr.c (avr_mega_p): Remove variable.
20906 (avr_override_options): Remove inicializion of avr_mega_p.
20907 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20908 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20909 (avr_jump_mode): (Ditto.).
20910 (avr_output_progmem_section_asm_op): (Ditto.).
20911 (avr_asm_init_sections): (Ditto.).
20912 (avr_asm_init_sections): (Ditto.).
20913 (avr_rtx_costs): (Ditto.).
20914 * config/avr/avr.md: (Ditto.).
20915 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20918 2008-04-06 Richard Guenther <rguenther@suse.de>
20920 PR tree-optimization/35842
20921 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20922 is_gimple_invariant_address.
20924 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20926 * gcc.c (default_compilers): Sync Fortran extensions list with
20927 that in fortran/lang-specs.h.
20928 * doc/invoke.texi: Likewise.
20929 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20930 * dwarf2out.c (gen_compile_unit_die): Likewise.
20932 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20934 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20936 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20939 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20940 attribute is used for nested functions.
20942 2008-04-05 Jan Hubicka <jh@suse.cz>
20944 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20946 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20948 (dump_files): Update.
20949 (enable_rtl_dump_file): Do not accept letter argument.
20950 * tree-pass.h (dump_file_info): Remove letter argument.
20951 * toplev.c (decode_d_option): Update -da handling.
20952 * toplev.h (enable_rtl_dump_file): Update prototype.
20953 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20954 it out based on pass type.
20955 (register_dump_files_1): Likewise.
20956 (init_optimization_passes): Update register_one_dump_file calls.
20957 (execute_one_pass): Sanity check that IPA passes are called at IPA
20958 level and RTL passes at RTL level.
20959 (execute_pass_list): IPA pass can not be after or subpass of
20961 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20962 disallov RTL subpasses of IPA subpasses.
20964 2008-04-05 Ben Elliston <bje@au.ibm.com>
20966 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20967 builtins that return exactly once and do not throw. Cache call to
20970 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20972 PR rtl-optimization/34916
20973 PR middle-end/35519
20974 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20975 between instruction pairs.
20977 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20979 * doc/invoke.texi: Document -mbitops for SH.
20980 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20981 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20982 * config/sh/sh.c (print_operand): Add %t operand code.
20983 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20984 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20985 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20986 (extendqihi2): Likewise.
20987 (movqi_i): Likewise.
20988 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20989 (extv): Use bld instruction for SH2A if possible.
20991 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20992 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20993 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20994 (bset.b, bclr.b): Define peepholes.
20995 * config/sh/sh.opt (mbitops): New option.
20997 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21000 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21001 and view convert expression.
21003 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21006 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21008 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21010 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21012 * config/i386/cpuid.h (bit_AES): New.
21013 (bit_PCLMUL): Likewise.
21015 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21016 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21017 SSE2 if AES or PCLMUL is enabled.
21018 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21019 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21020 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21021 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21022 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21023 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21024 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21025 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21026 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21027 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21028 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21029 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21030 __builtin_ia32_aeskeygenassist128 and
21031 __builtin_ia32_pclmulqdq128.
21032 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21033 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21034 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21036 * config/i386/i386.h (TARGET_AES): New.
21037 (TARGET_PCLMUL): Likewise.
21038 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21040 * config/i386/i386.md (UNSPEC_AESENC): New.
21041 (UNSPEC_AESENCLAST): Likewise.
21042 (UNSPEC_AESDEC): Likewise.
21043 (UNSPEC_AESDECLAST): Likewise.
21044 (UNSPEC_AESIMC): Likewise.
21045 (UNSPEC_AESKEYGENASSIST): Likewise.
21046 (UNSPEC_PCLMUL): Likewise.
21048 * config/i386/i386.opt (maes): New.
21049 (mpclmul): Likewise.
21051 * config/i386/sse.md (aesenc): New pattern.
21052 (aesenclast): Likewise.
21053 (aesdec): Likewise.
21054 (aesdeclast): Likewise.
21055 (aesimc): Likewise.
21056 (aeskeygenassist): Likewise.
21057 (pclmulqdq): Likewise.
21059 * config/i386/wmmintrin.h: New.
21061 * doc/extend.texi: Document AES and PCLMUL built-in function.
21063 * doc/invoke.texi: Document -maes and -mpclmul.
21065 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21067 * function.c (free_after_parsing): Replace with
21068 cxx_push_function_context from C++ front-end.
21069 (allocate_struct_function): Don't call langhook.
21070 * langhooks.h (struct lang_hooks_for_functions): Delete.
21071 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21073 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21074 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21075 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21076 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21077 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21078 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21079 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21081 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21082 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21084 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21087 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21090 2008-04-04 Richard Guenther <rguenther@suse.de>
21092 PR middle-end/35823
21093 * fold-const.c (optimize_minmax_comparison): Use the correct
21094 type for the constant in the simplified comparison.
21096 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21098 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21099 Pass L2 size as "--param l2-cache-size" to the compiler.
21100 (decode_l2_cache): New function to decode L2 cache parameters using
21101 0x8000006 extended cpuid function.
21102 (detect_caches_amd): Determine parameters of L2 cache using
21103 decode_l2_caches function.
21104 (decode_caches_intel): Decode L2 cache parameters.
21105 (detect_caches_intel): Determine L2 cache parameters using
21106 decode_caches_intel and decode_l2_caches functions.
21108 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21110 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21111 secondary input reload for subword loads from the constant pool.
21113 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21116 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21117 constants of the appropriate size for runtime calculations.
21120 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21121 decimal-float literal constant zero.
21123 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21126 * c-parser.c (c_parser_omp_atomic): Call
21127 default_function_array_conversion on the RHS.
21129 PR middle-end/35818
21130 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21131 call is_variable_sized if decl has incomplete type.
21133 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21135 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21137 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21139 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21141 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21142 (sgt<u>): Merge sgt and sgtu into new expander.
21143 (sgt, sgtu): Remove expanders.
21144 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21145 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21146 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21147 *sgtu_<mode>_mips16 into new pattern.
21148 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21149 (sge<u>): Merge sge and sgeu into new expander.
21150 (sge, sgeu): Remove expanders.
21151 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21153 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21154 (slt<u>): Merge slt and sltu into new expander.
21155 (slt, sltu): Remove expanders.
21156 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21157 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21158 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21159 *sltu_<mode>_mips16 into new pattern.
21160 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21161 (sle<u>): Merge sle and sleu into new expander.
21162 (sle, sleu): Remove expanders.
21163 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21164 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21165 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21166 *sleu_<mode>_mips16 into new pattern.
21167 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21169 2008-04-03 Jan Hubicka <jh@suse.cz>
21171 PR tree-optimization/35795
21172 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21173 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21174 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21175 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21176 * score/score3.c (score3_output_mi_thunk): Likewise.
21177 * score/score7.c (score7_output_mi_thunk): Likewise.
21178 * mips/mips.c (mips_output_mi_thunk): Likewise.
21180 2008-04-03 Richard Guenther <rguenther@suse.de>
21182 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21183 conversions. Simplify code.
21185 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21187 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21189 2008-04-03 Tom Tromey <tromey@redhat.com>
21190 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21192 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21193 * config/bfin/t-bfin-linux (generated_files): Add
21194 linux-sysroot-suffix.h.
21195 * doc/install.texi (Prerequisites): Require make 3.80.
21196 * doc/sourcebuild.texi (Front End Directory): Document new
21198 * Makefile.in (generated_files): New variable.
21199 (ALL_HOST_OBJS): New variable.
21200 ($(ALL_HOST_OBJS)): New target.
21202 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21204 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21205 (remap_block): Call id->transform_lang_insert_block instead
21207 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21208 Set id.transform_lang_insert_block to NULL.
21209 (clone_body): Move to cp/optimize.c
21210 * tree-inline.h (struct copy_body_data): Change
21211 transform_lang_insert_block to function pointer.
21212 (copy_generic_body, copy_decl_no_change): Export.
21213 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21214 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21215 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21217 * c-tree.h (insert_block): Kill.
21218 * c-decl.c (insert_block): Kill.
21220 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21222 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21223 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21224 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21226 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21227 argument, call {push,pop}_function_context from here.
21228 * c-parser.c: Use c_{push,pop}_function_context.
21230 * function.c (push_function_context_to): Move meat ...
21231 (push_function_context): ... here. Simplify.
21232 * function.c (pop_function_context_from): Move meat ...
21233 (pop_function_context): ... here. Simplify.
21234 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21236 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21237 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21238 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21239 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21241 2008-04-03 Ben Elliston <bje@au.ibm.com>
21243 * expmed.c (extract_force_align_mem_bit_field): Remove.
21245 2008-04-03 Richard Guenther <rguenther@suse.de>
21247 PR middle-end/35800
21248 * expr.h (try_casesi): Adjust prototype.
21249 * expr.c (try_casesi): Take fallback label as extra parameter.
21250 Use that for gen_casesi if default_label is NULL.
21251 * stmt.c (expand_case): Pass fallback label to try_casesi,
21252 make sure to fill gaps with a fallback label if default_label
21255 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21258 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21260 2008-04-03 Ben Elliston <bje@au.ibm.com>
21262 * expmed.c (extract_split_bit_field): Remove if (0) code.
21263 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21264 (do_ds_constraint): Likewise.
21266 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21268 * doc/cppopts.texi (-dU): Document.
21269 * c-common.h (flag_dump_macros): Update comment.
21270 * c-opts.c (handle_OPT_d): Handle -dU.
21271 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21272 dump_queued_macros, cb_used_define, cb_used_undef): New.
21273 (init_pp_output): Handle -dU.
21274 (cb_line_change): Call dump_queued_macros.
21275 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21277 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21279 * config/avr/predicates.md (io_address_operand): New predicate.
21280 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21281 * config/avr/avr.c (avr_io_address_p): Remove function.
21282 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21283 'avr_io_address_p' function.
21284 (out_movhi_r_mr): (Ditto.).
21285 (out_movqi_mr_r): (Ditto.).
21286 (out_movhi_mr_r): (Ditto.).
21287 (avr_address_cost): (Ditto.).
21289 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21291 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21292 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21293 in 32bit mode when XMM registers are available to avoid store
21295 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21296 corresponding post-reload splitters.
21298 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21300 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21301 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21302 __builtin_ia32_roundss.
21303 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21304 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21305 __builtin_ia32_roundss.
21306 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21307 IX86_BUILTIN_SHUFPD here.
21309 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21311 * config/i386/i386.md (plogic): New.
21312 (plogicprefix): Likewise.
21314 * config/i386/mmx.md (mmx_<code><mode>3): New.
21315 (mmx_and<mode>3): Removed.
21316 (mmx_ior<mode>3): Likewise.
21317 (mmx_xor<mode>3): Likewise.
21319 * config/i386/sse.md (<code><mode>3): New.
21320 (*<code><mode>3): Likewise.
21321 (*<code><mode>3): Likewise.
21322 (<code><mode>3): Likewise.
21323 (*sse_<code><mode>3): Likewise.
21324 (*sse2_<code><mode>3): Likewise.
21325 (<code>tf3): Likewise.
21326 (*<code>tf3): Likewise.
21327 (and<mode>3): Likewise.
21328 (*and<mode>3): Likewise.
21329 (ior<mode>3): Removed.
21330 (*ior<mode>3): Likewise.
21331 (xor<mode>3): Likewise.
21332 (*xor<mode>3): Likewise.
21333 (*and<mode>3): Likewise.
21334 (*ior<mode>3): Likewise.
21335 (*xor<mode>3): Likewise.
21336 (and<mode>3): Likewise.
21337 (*sse_and<mode>3): Likewise.
21338 (*sse2_and<mode>3): Likewise.
21339 (andtf3): Likewise.
21340 (*andtf3): Likewise.
21341 (ior<mode>3): Likewise.
21342 (*sse_ior<mode>3): Likewise.
21343 (*sse2_ior<mode>3): Likewise.
21344 (iortf3): Likewise.
21345 (*iortf3): Likewise.
21346 (xor<mode>3): Likewise.
21347 (*sse_xor<mode>3): Likewise.
21348 (*sse2_xor<mode>3): Likewise.
21349 (xortf3): Likewise.
21350 (*xortf3): Likewise.
21352 2008-04-02 Richard Guenther <rguenther@suse.de>
21354 PR tree-optimization/14495
21355 PR tree-optimization/34793
21356 * tree-vrp.c (struct switch_update): New structure.
21357 (to_remove_edges, to_update_switch_stmts): New VECs.
21358 (simplify_switch_using_ranges): New function. Remove not taken
21359 case labels and edges.
21360 (simplify_stmt_using_ranges): Call it.
21361 (identify_jump_threads): Mark edges we have queued for removal
21362 so we don't thread them.
21363 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21365 * tree-cfg.c (group_case_labels): Deal with missing default label.
21366 (tree_verify_flow_info): Allow missing default label.
21367 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21368 (emit_case_nodes): Likewise.
21369 (expand_case): Do not rely on the default label to be present.
21370 * expr.c (try_casesi): Deal with NULL default_label.
21371 (do_tablejump): Likewise.
21373 2008-04-02 Richard Guenther <rguenther@suse.de>
21375 PR tree-optimization/14495
21376 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21377 SWITCH_EXPR here ...
21378 (vrp_visit_switch_stmt): ... but here (new function).
21379 (find_case_label_index): New helper function.
21380 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21382 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21384 * fwprop.c: Fix ISO-C99ism.
21386 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21389 * Makefile.in (objdir): Set it here.
21390 * configure.ac: Not here. Find dynamic linker characteristics.
21391 * exec-tool.in: Use them.
21392 * aclocal.m4: Regenerate.
21393 * configure: Regenerate.
21395 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21397 * expr.c (expand_var): Delete it.
21398 * expr.h (expand_var): Delete prototype.
21399 * function.c (expand_function_start): Use expand_decl instead.
21400 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21403 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21405 PR rtl-optimization/35542
21406 * fwprop.c (forward_propagate_and_simplify): Replace
21407 loc_reg_mentioned_in_p with reg_mentioned_p.
21409 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21411 PR rtl-optimization/35281
21412 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21413 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21414 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21415 (varying_mem_p): Move above propagate_rtx.
21416 (all_uses_available_at): Do not check MEMs.
21418 2008-04-02 Rafael Espíndola <espindola@google.com>
21420 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21421 (register_edge_assert_for_2): Split the cond argument.
21422 (register_edge_assert_for_1): Adjust for the change in
21423 register_edge_assert_for_2.
21424 (register_edge_assert_for): Split the cond argument.
21425 (find_switch_asserts): Adjust for the change in
21426 register_edge_assert_for.
21428 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21430 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21431 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21432 offsets for 64-bit mingw.
21433 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21434 abi for x86_64-pc-mingw.
21436 2008-04-02 Richard Guenther <rguenther@suse.de>
21438 * tree-vrp.c (extract_range_from_assert): Make sure to not
21439 produce range min/max with TREE_OVERFOW set.
21440 If merging a anti-range and a range keep the anti-range if
21441 the range covers all values of the type.
21442 (register_edge_assert_for_2): Only allow sign-changing
21443 conversions in detecting canonical range checks. Also
21444 register an assert for the unsigned name if useful.
21446 PR tree-optimization/35787
21447 * tree-vrp.c (vrp_val_max): New function.
21448 (vrp_val_min): Likewise.
21449 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21450 (vrp_val_is_min): Likewise.
21451 (supports_overflow_infinity): Use vrp_val_{min,max}.
21452 (negative_overflow_infinity): Likewise.
21453 (positive_overflow_infinity): Likewise.
21454 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21455 (is_positive_overflow_infinity): Likewise.
21456 (is_overflow_infinity): Likewise.
21457 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21458 vrp_val_is_{min,max}.
21459 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21460 to ranges if possible. Avoid empty ranges.
21462 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21464 PR middle-end/35705
21465 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21466 the expression is a function address.
21468 2008-04-01 George Helffrich <george@gcc.gnu.org>
21470 PR fortran/35154, fortran/23057
21471 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21472 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21473 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21474 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21476 (dbxout_syms): Check for COMMON-based symbol and wrap in
21477 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21478 in bracket for efficiency.
21480 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21481 using DW_TAG_common_block + member offset.
21482 (add_pubname_string): New function.
21483 (dw_expand_expr): New function to find block name and offset for
21485 (common_check): New function to check whether symbol in Fortran COMMON.
21486 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21488 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21491 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21493 2008-04-02 Ben Elliston <bje@au.ibm.com>
21495 * config/v850/v850.md (casesi): Remove if (0) code.
21496 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21497 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21499 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21501 * config/i386/i386.md (rex64suffix): New mode attribute.
21502 (floathi<mode>2): Disable expander for SSE math.
21503 (*floathi<mode>2_1): New insn insn_and_split pattern.
21504 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21505 corresponding post-reload splitters.
21506 (*floathi<mode>2_i387): New macroized insn pattern.
21507 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21508 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21509 insn_and_split pattern.
21510 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21511 New macroized instruction patterns and corresponding post-reload
21513 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21514 and corresponding post-reload splitters.
21515 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21516 New macroized instruction patterns.
21517 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21518 macroized instruction patterns and corresponding post-reload splitters.
21519 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21520 corresponding post-reload splitters.
21521 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21522 New macroized instruction patterns.
21523 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21524 corresponding post-reload splitters.
21525 (*floatsi<mode>2_i387): New macroized instruction patterns.
21527 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21529 * config/i386/i386.md (smaxmin): New.
21530 (umaxmin): Likewise.
21531 (maxminiprefix): Likewise.
21532 (maxminfprefix): Likewise.
21533 (<code><mode>3): Likewise.
21534 (smin<mode>3): Removed.
21535 (smax<mode>3): Likewise.
21537 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21538 (mmx_<code>v4hi3): Likewise.
21539 (mmx_<code>v8qi3): Likewise.
21540 (mmx_smaxv2sf3): Removed.
21541 (mmx_sminv2sf3): Likewise.
21542 (mmx_umaxv8qi3): Likewise.
21543 (mmx_smaxv4hi3): Likewise.
21544 (mmx_uminv8qi3): Likewise.
21545 (mmx_sminv4hi3): Likewise.
21547 * config/i386/sse.md (<addsub><mode>3): New.
21548 (*<addsub><mode>3): Likewise.
21549 (<sse>_vm<addsub><mode>3): Likewise.
21550 (<maxmin><mode>3): Likewise.
21551 (*<maxmin><mode>3_finite): Likewise.
21552 (*<maxmin><mode>3): Likewise.
21553 (<sse>_vm<maxmin><mode>3): Likewise.
21554 (sse3_h<addsub>v4sf3): Likewise.
21555 (sse3_h<addsub>v2df3): Likewise.
21556 (<maxmin>v16qi3): Likewise.
21557 (*<maxmin>v16qi3): Likewise.
21558 (<maxmin>v8hi3): Likewise.
21559 (*<maxmin>v8hi3): Likewise.
21560 (*sse4_1_<maxmin><mode>3): Likewise.
21561 (*sse4_1_<maxmin><mode>3): Likewise.
21562 (add<mode>3): Removed.
21563 (*add<mode>3): Likewise.
21564 (<sse>_vmadd<mode>3): Likewise.
21565 (sub<mode>3): Likewise.
21566 (*sub<mode>3): Likewise.
21567 (<sse>_vmsub<mode>3): Likewise.
21568 (smin<mode>3): Likewise.
21569 (*smin<mode>3_finite): Likewise.
21570 (*smin<mode>3): Likewise.
21571 (<sse>_vmsmin<mode>3): Likewise.
21572 (smax<mode>3): Likewise.
21573 (*smax<mode>3_finite): Likewise.
21574 (*smax<mode>3): Likewise.
21575 (<sse>_vmsmax<mode>3): Likewise.
21576 (sse3_haddv4sf3): Likewise.
21577 (sse3_haddv2df3): Likewise.
21578 (sse3_hsubv4sf3): Likewise.
21579 (sse3_hsubv2df3): Likewise.
21580 (umaxv16qi3): Likewise.
21581 (*umaxv16qi3): Likewise.
21582 (smaxv8hi3): Likewise.
21583 (*smaxv8hi3): Likewise.
21584 (*sse4_1_smax<mode>3): Likewise.
21585 (*sse4_1_umax<mode>3): Likewise.
21586 (uminv16qi3): Likewise.
21587 (*uminv16qi3): Likewise.
21588 (sminv8hi3): Likewise.
21589 (*sminv8hi3): Likewise.
21590 (*sse4_1_smin<mode>3): Likewise.
21591 (*sse4_1_umin<mode>3): Likewise.
21593 2008-04-01 Rafael Espíndola <espindola@google.com>
21595 * tree-cfg.c (verify_expr): remove in_phi.
21596 (verify_stmt): Don't call walk_tree with verify_expr. Use
21597 is_gimple_min_invariant instead of is_gimple_val.
21599 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21601 * doc/include/gpl_v3.texi: Update for manpage generation.
21602 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21604 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21605 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21606 gpl_v3.texi instead of gpl.texi.
21609 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21612 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21614 2008-04-01 Rafael Espíndola <espindola@google.com>
21616 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21617 (extract_code_and_val_from_cond): Use
21618 extract_code_and_val_from_cond_with_ops.
21620 2008-04-01 Jan Hubicka <jh@suse.cz>
21622 * function.c (free_after_compilation): Free epilogue_delay_list.
21623 (prepare_function_start): Assert that previous compilation was freed.
21625 2008-04-01 Jan Hubicka <jh@suse.cz>
21626 Jim Wilson <wilson@tuliptree.org>
21627 Andreas Tobler <andreast@gcc.gnu.org>
21629 PR middle-end/35781
21630 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21631 rtl.emit instead cfun->emit.
21632 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21633 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21635 2008-04-01 Ben Elliston <bje@au.ibm.com>
21637 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21639 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21641 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21643 (fprofile-use): Add var flag_profile_use
21644 * coverage.c (coverage_begin_output): Do not open a gcno file for
21645 output only if -ftest-coverage is set.
21646 Do not add getpwd() to gcda file path.
21647 (build_gcov_info): Check the new flag
21648 flag_profile_datafile_relative_path.
21649 (coverage_init): Use profile_data_prefix.
21650 Read profile counter only if flag_profile_use is set.
21651 * opts.c (common_handle_option): New option fprofile-use=,
21652 fprofile-dir=, fprofile-generate=.
21653 * toplev.c (profile_data_prefix): New variable definition.
21654 * toplev.h (profile_data_prefix): New declaration.
21655 * doc/invoke.tex (Option Summary, Optimization Options):
21658 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21660 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21661 use tmp consistently.
21664 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21665 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21666 UNSPEC_FR_RECIP_APPROX_RES.
21667 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21669 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21672 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21674 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21676 PR middle-end/30186
21677 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21678 element of the vector via a pointer.
21680 2008-03-31 Ian Lance Taylor <iant@google.com>
21682 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21684 2008-03-31 Jan Hubicka <jh@suse.cz>
21686 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21687 get_arg_pointer_save_area.
21688 * expr.c (init_expr): Just clear out rtl.expr.
21689 * function.c (free_after_compilation): Clear out whole RTL structure.
21690 (get_func_frame_size): Merge into ...
21691 (get_frame_size): ... this one.
21692 (assign_stack_local_1): Merge into ...
21693 (assign_stack_local): ... this one.
21694 (expand_function_end): Update call of get_arg_pointer_save_area.
21695 (get_art_pointer_save_area): Remove cfun argument.
21696 * function.h (emit_status): regno_pointer_align does not need length
21697 attribute. Move x_regno_reg_rtx to ...
21698 (regno_reg_rtx): ... new global array.
21699 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21700 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21701 apply_args_value, forced_labels, stack_pointer_delta):
21703 (struct varasm_status): Move here from varasm.c
21704 (struct rtl_data): New. Move here some fields from struct function.
21705 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21706 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21707 used_temp_slots avail_temp_slots, temp_slot_level,
21708 nonlocal_goto_handler_labels): Update accesstors.
21709 (rtl): New global variable.
21710 (struct function): Move some fileds to rtl_data.
21711 (get_arg_pointer_save_area): Update prototype.
21712 * emit-rtl.c (rtl): Declare.
21713 (regno_reg_rtx): Declare.
21714 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21716 (gen_reg_rtx): Update.
21717 (init_virtual_regs): Do not tate emit_status argument.
21718 (init_emit): Do not allocate emit.
21719 * varasm.c (varasm_statuc): Move to function.h.
21720 (n_deferred_constatns): Update accestor.
21721 (init_varasm_status): Do not allocate varasm_status.
21722 (force_const_mem, get_pool_size, output_constant_pool): Update.
21723 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21724 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21726 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21728 PR rtl-optimization/35729
21729 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21732 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21735 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21736 load/store if memory is unaligned.
21737 (*movti_rex64): Likewise.
21739 * config/i386/predicates.md (misaligned_operand): New.
21741 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21744 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21747 2008-03-31 Jan Beulich <jbeulich@novell.com>
21749 * config/ia64/constraints.md: Add 'j' constraint.
21750 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21751 (movdi_internal): Likewise.
21753 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21756 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21758 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21761 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21762 proper error message for the third argument on blendpd and
21765 * config/i386/sse.md (blendbits): New.
21766 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21768 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21770 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21772 2008-03-30 Richard Guenther <rguenther@suse.de>
21774 PR middle-end/31023
21775 * fold-const.c (fold_sign_changed_comparison): Do leave
21776 conversions to base-types alone.
21778 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21780 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21781 the link register if one altivec register is be saved.
21783 2008-03-30 Ben Elliston <bje@au.ibm.com>
21785 * final.c (final_scan_insn): Remove if (0) code.
21787 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21789 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21791 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21793 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21794 of V4SFmode to ix86_binary_operator_ok.
21796 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21798 * config/i386/i386.c (override_options): Initialize
21799 ix86_veclib_handler to ix86_veclibabi_svml when
21800 -mveclibabi=svml is used.
21801 (ix86_veclibabi_svml): New function for SVML ABI style
21802 vectorization support.
21803 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21805 2008-03-28 Rafael Espíndola <espindola@google.com>
21807 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21808 (tree_binary_nonnegative_warnv_p): Make it public.
21809 (tree_single_nonnegative_warnv_p): Make it public.
21810 (tree_invalid_nonnegative_warnv_p): Make it public.
21811 (tree_unary_nonzero_warnv_p): Make it public.
21812 (tree_binary_nonzero_warnv_p): Make it public
21813 (tree_single_nonzero_warnv_p): Make it public.
21814 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21815 (extract_range_from_binary_expr): Split the expr argument.
21816 (extract_range_from_unary_expr): Split the expr argument.
21817 (extract_range_from_comparison): Split the expr argument.
21818 (extract_range_from_expr): Use the new aux functions.
21819 (vrp_evaluate_conditional_warnv): Use
21820 vrp_evaluate_conditional_warnv_with_ops.
21821 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21822 (tree_binary_nonzero_warnv_p): Declare.
21823 (tree_single_nonzero_warnv_p): Declare.
21824 (tree_expr_nonzero_warnv_p): Declare.
21825 (tree_unary_nonnegative_warnv_p): Declare.
21826 (tree_binary_nonnegative_warnv_p): Declare.
21827 (tree_single_nonnegative_warnv_p): Declare.
21828 (tree_invalid_nonnegative_warnv_p): Declare.
21830 2008-03-28 Richard Guenther <rguenther@suse.de>
21832 PR tree-optimization/30317
21833 PR tree-optimization/30911
21834 PR tree-optimization/34793
21835 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21836 (struct assert_locus_d): New member EXPR.
21837 (register_new_assert_for): Add EXPR parameter to support
21838 ASSERT_EXPR <name, expr OP limit>.
21839 (register_edge_assert_for_1): Adjust callers.
21840 (find_assert_locations): Likewise.
21841 (process_assert_insertions_for): Build condition from expression.
21842 (extract_range_from_assert): Handle ASSERT_EXPRs
21843 of the form ASSERT_EXPR <name, expr OP limit>.
21844 (register_edge_assert_for_2): New helper registering
21845 asserts for comparisons. Recognize range tests of the form
21846 (unsigned)i - CST1 OP CST2.
21847 (register_edge_assert_for_1): Use it.
21848 (register_edge_assert_for): Likewise.
21849 (needs_overflow_infinity): Integer sub-types
21850 do not need overflow infinities.
21851 (vrp_val_is_max): The extreme values of integer sub-types
21852 are those of the base type.
21853 (vrp_val_is_min): Likewise.
21854 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21857 2008-03-28 Nick Clifton <nickc@redhat.com>
21860 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21861 Return GENERAL_REGS for stack adjustment reloads.
21863 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21866 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21867 const_vector when all the vectors are constant.
21869 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21871 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21873 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21874 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21876 (s<code>_sf): Use new scc_sf attribute for opcode names.
21878 2008-03-27 Tom Tromey <tromey@redhat.com>
21880 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21881 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21882 config/spu/t-spu-elf, config/i386/t-interix,
21883 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21884 config/i386/x-darwin, config/i386/x-mingw32,
21885 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21886 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21887 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21888 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21889 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21890 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21891 config/score/t-score-elf, config/arm/t-strongarm-pe,
21892 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21893 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21894 Revert automatic dependency patch.
21896 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21899 * config/i386/i386.c (ix86_function_arg_boundary): Align
21900 decimal floating point to its natural boundary.
21902 2008-03-27 Richard Guenther <rguenther@suse.de>
21904 PR middle-end/35716
21905 * fold-const.c (fold_comparison): Restrict distinct decl
21906 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21907 solely rely on operand_equal_p.
21909 2008-03-27 Richard Guenther <rguenther@suse.de>
21912 * c-common.c (handle_weak_attribute): Reject combination of
21915 2008-03-27 Richard Guenther <rguenther@suse.de>
21917 PR tree-optimization/32810
21918 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21919 conversions from DECL_INITIAL.
21920 (fold_const_aggregate_ref): Likewise from constructor elements.
21922 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21924 * tree-affine.h (aff_combination_expand): Declare.
21925 (get_inner_reference_aff): Likewise.
21926 * tree-affine.c (aff_combination_expand): Split out from
21927 tree_to_aff_combination_expand.
21928 (get_inner_reference_aff): New function.
21929 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21930 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21931 (struct lim_aux_data): sm_done field removed.
21932 (mem_ref_loc_p, mem_ref_locs_p): New types.
21933 (struct mem_ref): Added id, stored, accesses_in_loop,
21934 indep_loop, dep_loop, indep_ref, dep_ref fields.
21935 Removed is_stored, locs and next fields.
21936 (memory_accesses): New variable.
21937 (movement_possibility): Do not allow moving statements
21938 that store to memory.
21939 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21941 (determine_max_movement): For statements with memory references,
21942 find the outermost loop in that the reference is independent.
21943 (move_computations_stmt): Mark the virtual operands for renaming.
21944 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21945 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21946 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21947 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21948 create_vop_ref_mapping, analyze_memory_references,
21949 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21950 get_all_locs_in_loop, ref_always_accessed_p,
21951 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21952 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21953 store_motion_loop, store_motion): New functions.
21954 (struct vop_to_refs_elt): New type.
21955 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21956 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21957 (schedule_sm): Replaced by...
21958 (execute_sm): ... this.
21959 (determine_lsm_ref, hoist_memory_references,
21960 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21961 find_more_ref_vops, free_mem_ref, free_mem_refs,
21962 determine_lsm_loop, determine_lsm): Removed.
21963 (tree_ssa_lim_finalize): Free data structures used by store motion.
21964 (tree_ssa_lim): Call analyze_memory_references. Use
21965 store_motion instead of determine_lsm.
21967 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21969 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21970 rename tmake_file to m68hc11/t-m68hc11.
21971 (mcore): Set inhibit_libc to true.
21972 * config.host (alpha*-dec-*vms*): Set extra_programs.
21973 (interix3*): Don't use host_xmake_file.
21974 * configure.ac: Let config.gcc override inhibit_libc.
21975 * configure: Regenerate.
21977 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21978 * config/t-openbsd-thread: Remove commented out lines.
21980 * config/x-interix: Remove.
21982 * config/m68hc11/t-m68hc11-gas: Rename to...
21983 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21985 * config/mcore/t-mcore: Remove T_CFLAGS.
21986 * config/mcore/t-mcore-pe: Likewise.
21988 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21990 * configure.ac: Replace custom __GNU_SOURCE test with
21991 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21992 * aclocal.m4: Regenerate.
21993 * configure: Regenerate.
21994 * config.in: Regenerate.
21996 2008-03-27 Richard Guenther <rguenther@suse.de>
21998 * fold-const.c (target.h): Include.
21999 (fold_comparison): Fold comparison of addresses of decls
22000 that bind locally or of constants. Consolidate address folding code.
22001 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22002 results from fold_binary_to_constant.
22003 (compare_values_warnv): Likewise.
22005 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22007 PR middle-end/35429
22008 * fold-const.c (fold_truthop): Check for integeral types when folding
22009 a == 0 && b == 0 and a != 0 || b != 0 .
22011 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22013 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22015 2008-03-26 Andreas Schwab <schwab@suse.de>
22017 * doc/invoke.texi: Fix use of @item vs. @itemx.
22019 2008-03-26 Tom Tromey <tromey@redhat.com>
22021 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22022 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22023 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22024 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22025 build/genconstants.o, build/genemit.o, build/genextract.o,
22026 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22027 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22030 2008-03-26 Richard Guenther <rguenther@suse.de>
22033 2008-03-26 Richard Guenther <rguenther@suse.de>
22035 * fold-const.c (target.h): Include.
22036 (fold_comparison): Fold comparison of addresses of two decls
22037 that bind locally. Consolidate address folding code.
22039 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22041 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22042 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22043 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22044 dconstsqrt2, dconstthird, dconste and/or dconst10.
22045 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22046 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22047 dconstsqrt2, dconste): Delete.
22048 (init_emit_once): Likewise. Simplify initializing dconstm1.
22050 * real.c (get_real_const): New.
22051 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22052 dconstsqrt2, dconste): Delete.
22053 (real_value_const, get_real_const): New.
22055 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22057 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22059 * config/i386/i386.c (ix86_function_arg_boundary): Check
22060 BIGGEST_ALIGNMENT instead of 128.
22061 (setup_incoming_varargs_64): Likewise.
22063 2008-03-26 Tom Tromey <tromey@redhat.com>
22065 * Makefile.in (DEPFILES): Add missing '/'.
22067 2008-03-26 Richard Guenther <rguenther@suse.de>
22069 * fold-const.c (target.h): Include.
22070 (fold_comparison): Fold comparison of addresses of two decls
22071 that bind locally. Consolidate address folding code.
22073 2008-03-26 Nick Clifton <nickc@redhat.com>
22076 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22077 not allow INT+INT as a legitimate addressing mode.
22079 2008-03-26 Richard Guenther <rguenther@suse.de>
22081 * tree-flow.h (widen_bitfield): Remove declaration.
22082 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22083 (widen_bitfield): Remove function.
22084 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22087 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22090 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22093 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22095 PR rtl-optimization/35232
22096 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22097 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22098 reg_reloaded_call_part_clobbered here.
22099 (reload_regs_reach_end_p): New function.
22100 (reload_reg_rtx_for_input): New variable.
22101 (reload_reg_rtx_for_output): Likewise.
22102 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22103 when reassigning a pseudo register. Load reloadreg from
22104 reload_reg_rtx_for_input, moving the mode and register
22106 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22107 instead of the original when deciding whether an input reload
22108 would be a no-op or whether an output reload can be deleted.
22109 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22110 when setting up new_spill_reg_store. Load it from
22111 reload_reg_rtx_for_output, moving the mode and register
22113 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22114 instead of the original when deciding whether an output reload
22115 would be a no-op. Do the same when modifying insn notes.
22116 Use rtx_equal_p instead of == to compare the registers.
22117 (inherit_piecemeal_p): Take a mode and two register numbers
22119 (emit_reload_insns): Clear new_spill_reg_store for every hard
22120 register in the reload register. Remove spill registers
22121 from reg_reloaded_valid before considering whether to record
22122 inheritance information for them. Use reload_reg_rtx_for_output
22123 instead of reg_rtx when recording output reloads. Use
22124 reload_reg_rtx_for_input instead of reg_rtx when recording
22125 input reloads. Set or clear reg_reloaded_call_part_clobbered
22126 at the same time as setting reg_reloaded_valid.
22127 (delete_output_reload): Add a new_reload_reg parameter and use it
22128 instead of rld[j].reg_rtx.
22129 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22132 2008-03-25 Tom Tromey <tromey@redhat.com>
22134 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22135 (build/genattr.o): Likewise.
22136 (build/genattrtab.o): Likewise.
22137 (build/gencodes.o): Likewise.
22138 (build/genconfig.o): Likewise.
22139 (build/genconstants.o): Likewise.
22140 (build/genemit.o): Likewise.
22141 (build/genextract.o): Likewise.
22142 (build/genflags.o): Likewise.
22144 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22146 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22147 instead of size_int for integer types.
22148 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22149 to match type of MINUS_EXPR.
22151 2008-03-25 Tom Tromey <tromey@redhat.com>
22153 * configure: Rebuilt.
22154 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22157 2008-03-25 Tom Tromey <tromey@redhat.com>
22159 * config/x-solaris (host-solaris.o): Update.
22160 * config/x-linux (host-linux.o): Update.
22161 * config/x-hpux (host-hpux.o): Update.
22162 * config/x-darwin (host-darwin.o): Update.
22163 * config/v850/t-v850e (v850-c.o): Update.
22164 * config/v850/t-v850 (v850-c.o): Update.
22165 * config/t-vxworks (vxworks.o): Update.
22166 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22167 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22168 * config/spu/t-spu-elf (spu-c.o): Update.
22170 * config/sh/t-symbian (sh-c.o): Update.
22171 (symbian.o): Update.
22172 * config/sh/t-sh (sh-c.o): Update.
22173 * config/score/t-score-elf (score7.o, score3.o): Update.
22174 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22175 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22176 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22177 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22178 (rs6000.o): Remove.
22179 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22180 * config/m32c/t-m32c (m32c-pragma.o): Update.
22181 * config/ia64/t-ia64 (ia64-c.o): Update.
22182 * config/i386/x-mingw32 (host-mingw32.o): Update.
22183 * config/i386/x-i386 (driver-i386.o): Update.
22184 * config/i386/x-darwin (host-i386-darwin.o): Update.
22185 * config/i386/x-cygwin (host-cygwin.o): Update.
22186 * config/i386/t-nwld (nwld.o): Update.
22187 * config/i386/t-netware (netware.o): Update.
22188 * config/i386/t-interix (winnt.o): Update.
22189 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22190 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22191 msformat-c.o): Update.
22192 * config/bfin/t-bfin-linux (generated_files): Add
22193 linux-sysroot-suffix.h.
22194 * config/arm/t-wince-pe (pe.o): Update.
22195 * config/arm/t-strongarm-pe (pe.o): Update.
22196 * config/arm/t-pe (pe.o): Update.
22197 * config/arm/t-arm (arm-c.o): Update.
22198 * doc/install.texi (Prerequisites): Require make 3.80.
22199 * Makefile.in: Remove .o targets.
22200 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22201 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22202 (simple_generated_h, simple_generated_c): Move earlier.
22203 (generated_files): New variable.
22204 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22205 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22206 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22207 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22208 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22209 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22210 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22211 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22212 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22213 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22214 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22215 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22217 (COMPILE.base, COMPILE): New variables.
22218 (%.o): New pattern rule.
22219 (ALL_HOST_OBJS): New variable.
22220 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22221 (dummy-checksum.o, cc1-checksum.o): Remove.
22222 (DRIVER_SHLIB): New variable.
22223 (DRIVER_DEFINES): Use it.
22224 (gencondmd.c): Move out of build/.
22225 (s-conditions): Update.
22226 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22227 (ALL_BUILD_OBJS): Likewise.
22228 (build/%.o): Use BUILDCOMPILE.
22229 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22230 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22231 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22232 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22233 build/genconfig.o, build/genconstants.o, build/genemit.o,
22234 build/genextract.o, build/genflags.o, build/genmddeps.o,
22235 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22236 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22237 build/gen-protos.o, build/scan.o, build/fix-header.o,
22238 build/scan-decls.o): Simplify.
22239 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22240 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22241 prefix.o, toplev.o): Reduce to variable setting.
22242 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22243 ($(out_object_file), gcc-options.o): New targets.
22244 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22245 * configure: Rebuilt.
22246 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22247 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22249 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22251 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22252 complain when we hit an error, return ERROR_MARK_NODE.
22254 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22256 * config/sh/constraints.md (Pso, Psz): New constraints.
22257 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22258 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22260 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22262 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22263 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22265 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22267 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22268 (prefetch_sh2a): New.
22270 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22271 Naveen.H.S <naveen.hs@kpitcummins.com>
22273 * config/sh/constraints.md (I28): New constraint.
22274 * config/sh/sh.c (broken_move): Add support for movi20s.
22275 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22277 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22278 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22279 Naveen.H.S <naveen.hs@kpitcummins.com>
22281 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22282 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22283 (print_operand): Handle resbank in %@ operand code.
22284 (sh_encode_section_info): New.
22285 (push_regs): Add conditions for resbank.
22286 (sh_expand_epilogue): Likewise.
22287 (sh_insert_attributes): Likewise.
22288 (sh_attribute_table): Likewise.
22289 (sh_handle_resbank_handler_attribute): New.
22290 (sh2a_handle_function_vector_handler_attribute): New.
22291 (sh2a_is_function_vector_call): New.
22292 (sh2a_get_function_vector_number): New.
22293 (sh2a_function_vector_p): New.
22294 (sh_cfun_resbank_handler_p): New.
22295 * config/sh/sh.md (calli): Emit jsr/n if possible.
22296 (calli_tbr_rel): New.
22297 (calli_pcrel): Emit jsr/n if possible.
22298 (return_i): Emit rts/n if possible.
22299 (call_valuei_tbr_rel): New.
22300 (call_valuei_pcrel): Add condition for SH2A target.
22301 (call_value): Likewise.
22302 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22303 (sh2a_get_function_vector_number): Likewise.
22304 (sh2a_is_function_vector_call): Likewise.
22305 * doc/extend.texi: Document TBR relative addressing of SH2A.
22306 (resbank): Add description for SH2A.
22308 2008-03-24 Richard Guenther <rguenther@suse.de>
22311 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22312 pointer assignments change conversions according to middle-end rules.
22313 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22314 * configure.ac: Include type checking in yes.
22315 * configure: Regenerate.
22317 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22319 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22320 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22322 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22324 * gthr-vxworks.h (UNUSED): Define.
22326 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22328 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22330 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22332 * doc/extend.texi (Function Attributes): Add missing comma in the
22333 example of the "alloc_size" attribute.
22335 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22338 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22340 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22343 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22346 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22347 of the underlying type of a MS bitfield layout to the natural
22348 alignment of the type.
22350 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22352 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22353 to their natural alignment to avoid store forwarding stalls.
22355 2008-03-22 Richard Guenther <rguenther@suse.de>
22357 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22358 For PHI nodes verify the address is invariant.
22359 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22360 (get_symbol_constant_value): Use is_gimple_min_invariant.
22361 (maybe_fold_stmt_indirect): Likewise.
22363 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22365 PR rtl-optimization/33927
22366 * Makefile.in (dse.o): Depend on $(TM_P_H).
22367 * expr.h (extract_low_bits): Declare.
22368 * expmed.c (extract_low_bits): New function.
22369 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22370 * dse.c: Include tm_p.h.
22371 (find_shift_sequence): Remove the read_reg argument and return the
22372 read value. Emit the instructions instead of returning them.
22373 Iterate on new_mode rather than calculating it each time.
22374 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22375 source to NEW_MODE and extract_low_bits to convert the shifted
22376 value to READ_MODE.
22377 (replace_read): Allow the load and store to have different mode
22378 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22379 or extraction instructions before trying the replacement. Update
22380 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22382 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22384 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22385 to their natural alignment to avoid store forwarding stalls.
22387 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22390 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22391 encouraging but not allowing gprs for input;
22392 change the input constraint to !f#r.
22393 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22395 change the output constraint to !f#r.
22397 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22400 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22401 corresponding post-reload splitters.
22402 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22403 when x87 FP math is selected.
22404 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22405 New function prototype.
22406 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22407 unreachable function to ease macroization of insn patterns.
22409 2008-03-21 Martin Jambor <mjambor@suse.cz>
22411 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22412 reference dumps if ddr is NULL or dependence is unknown.
22414 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22416 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22417 unsigned extension into account.
22418 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22419 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22420 Do computations on a scratch register.
22422 2008-03-21 Richard Guenther <rguenther@suse.de>
22424 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22425 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22426 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22427 * tree-ssa-dom.c (record_equality): Likewise.
22428 * tree-inline.c (copy_body_r): Likewise.
22429 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22432 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22434 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22435 as 'delete_unused' argument.
22437 2008-03-20 Richard Guenther <rguenther@suse.de>
22439 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22440 special casing of constant qualifiers.
22441 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22442 care about them in general.
22443 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22444 regardless of their type.
22445 (fold_stmt_r): Forcefully fold *& if we end up with that.
22447 2008-03-20 Paul Brook <paul@codesourcery.com>
22449 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22450 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22452 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22454 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22455 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22457 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22459 * common.opt (Wmudflap): New option.
22460 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22461 (mx_register_decls): Likewise.
22462 (mudflap_finish_file): Likewise.
22463 * doc/invoke.texi: Document -Wno-mudflap.
22465 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22467 * c-format.c (replace_format_name_to_system_name): New.
22468 (cmp_attribs): New.
22469 (convert_format_name_to_system_name): New.
22470 (decode_format_attr): Add use of convert_format_name_to_system_name.
22471 (format_types_orig): Add gnu_ prefix to names.
22472 (check_format_info_main): Special treating of \0 escaped names for
22473 supporting multi-character format specifiers as I32, I64.
22474 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22475 (gnu_target_overrides_format_attributes): New.
22476 * c-format.h: Add structure target_ovr_attr to hold
22477 system specific formatter names.
22478 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22479 msformat-c.o file to c_target_objs and cxx_target_objs.
22480 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22481 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22482 (TARGET_N_FORMAT_TYPES): New.
22483 * config/i386/msformat-c.c: New.
22484 * config/i386/t-cygming: Add build rule for msformat-c.o.
22485 * doc/extend.texi: Add new format names gnu_* and ms_* and
22487 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22489 2008-03-20 Ira Rosen <irar@il.ibm.com>
22491 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22492 optimizations turned on under -O3.
22493 (ftree-vectorize): Add that the flag is turned on with -O3.
22495 2008-03-20 Ben Elliston <bje@au.ibm.com>
22497 * regmove.c (try_auto_increment): Fix spelling error in comment.
22498 * final.c (final_scan_insn): Likewise.
22500 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22503 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22504 allocator preferences for "y" and "r" class registers.
22505 ("*mov<mode>_internal"): Ditto.
22506 ("*movv2sf_internal_rex64"): Ditto.
22507 ("*movv2sf_internal"): Ditto.
22509 2008-03-19 Michael Matz <matz@suse.de>
22511 PR middle-end/35616
22512 * calls.c (expand_call): Check overlap of arguments with call
22513 address for sibcalls.
22515 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22518 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22519 of the underlying type of a MS bitfield layout to the natural
22520 alignment of the type.
22522 2008-03-19 Jan Hubicka <jh@suse.cz>
22525 * toplev.c (decode_d_option): Handle all CPP flags.
22526 * tree-vrp.c: Update tree_pass descriptors.
22527 * regrename.c: Update tree_pass descriptors.
22528 * fwprop.c: Update tree_pass descriptors.
22529 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22530 * tree-into-ssa.c: Update tree_pass descriptors.
22531 * tree-dump.c: Update tree_pass descriptors.
22532 * tree-complex.c: Update tree_pass descriptors.
22533 * tree-dump.h: Update tree_pass descriptors.
22534 * see.c: Update tree_pass descriptors.
22535 * cgraphbuild.c: Update tree_pass descriptors.
22536 * tracer.c: Update tree_pass descriptors.
22537 * tree-loop-distribution.c: Update tree_pass descriptors.
22538 * cgraph.c: Update tree_pass descriptors.
22539 * postreload-gcse.c: Update tree_pass descriptors.
22540 * postreload.c: Update tree_pass descriptors.
22541 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22542 * tree-tailcall.c: Update tree_pass descriptors.
22543 * tree-pass.h (tree_opt_pass): Rename to ...
22544 (opt_pass) ... this one; add "type" field and remove letter field.
22545 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22546 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22547 all_lowering_passes): Update declaration.
22548 * ipa-cp.c: Update tree_pass descriptors.
22549 * final.c: Update tree_pass descriptors.
22550 * omp-low.c: Update tree_pass descriptors.
22551 * tree-ssa-dse.c: Update tree_pass descriptors.
22552 * ipa-reference.c: Update tree_pass descriptors.
22553 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22554 * auto-inc-dec.c: Update tree_pass descriptors.
22555 * reorg.c: Update tree_pass descriptors.
22556 * cgraphunit.c: Update tree_pass descriptors.
22557 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22558 * tree-ssa-ccp.c: Update tree_pass descriptors.
22559 * df-core.c: Update tree_pass descriptors.
22560 * mode-switching.c: Update tree_pass descriptors.
22561 * tree-nomudflap.c: Update tree_pass descriptors.
22562 * modulo-sched.c: Update tree_pass descriptors.
22563 * ipa-pure-const.c: Update tree_pass descriptors.
22564 * cse.c: Update tree_pass descriptors.
22565 * web.c: Update tree_pass descriptors.
22566 * tree-stdarg.c: Update tree_pass descriptors.
22567 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22568 * tree-ssa-dom.c: Update tree_pass descriptors.
22569 * tree-nrv.c: Update tree_pass descriptors.
22570 * tree-ssa-alias.c: Update tree_pass descriptors.
22571 * loop-init.c: Update tree_pass descriptors.
22572 * gimple-low.c: Update tree_pass descriptors.
22573 * ipa-inline.c: Update tree_pass descriptors.
22574 * tree-ssa-sink.c: Update tree_pass descriptors.
22575 * global.c: Update tree_pass descriptors.
22576 * ifcvt.c: Update tree_pass descriptors.
22577 * jump.c: Update tree_pass descriptors.
22578 * predict.c: Update tree_pass descriptors.
22579 * tree-ssa-loop.c: Update tree_pass descriptors.
22580 * recog.c: Update tree_pass descriptors.
22581 * dse.c: Update tree_pass descriptors.
22582 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22583 * tree-eh.c: Update tree_pass descriptors.
22584 * regmove.c: Update tree_pass descriptors.
22586 * function.c: Update tree_pass descriptors.
22587 * tree-vectorizer.c: Update tree_pass descriptors.
22588 * gcse.c: Update tree_pass descriptors.
22589 * ipa-type-escape.c: Update tree_pass descriptors.
22590 * tree-if-conv.c: Update tree_pass descriptors.
22591 * init-regs.c: Update tree_pass descriptors.
22592 * ipa.c: Update tree_pass descriptors.
22593 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22594 * rtl-factoring.c: Update tree_pass descriptors.
22595 * lower-subreg.c: Update tree_pass descriptors.
22596 * bt-load.c: Update tree_pass descriptors.
22597 * tree-dfa.c: Update tree_pass descriptors.
22598 * except.c: Update tree_pass descriptors.
22599 * emit-rtl.c: Update tree_pass descriptors.
22600 * cfgexpand.c: Update tree_pass descriptors.
22601 * tree-cfgcleanup.c: Update tree_pass descriptors.
22602 * cfgcleanup.c: Update tree_pass descriptors.
22603 * tree-ssa-pre.c: Update tree_pass descriptors.
22604 * tree-sra.c: Update tree_pass descriptors.
22605 * tree-mudflap.c: Update tree_pass descriptors.
22606 * tree-ssa-copy.c: Update tree_pass descriptors.
22607 * cfglayout.c: Update tree_pass descriptors.
22608 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22609 * tree-ssa-dce.c: Update tree_pass descriptors.
22610 * tree-ssa.c: Update tree_pass descriptors.
22611 * regclass.c: Update tree_pass descriptors.
22612 * integrate.c: Update tree_pass descriptors.
22613 * tree-optimize.c: Update tree_pass descriptors.
22614 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22615 * tree-object-size.c: Update tree_pass descriptors.
22616 * combine.c: Update tree_pass descriptors.
22617 * tree-outof-ssa.c: Update tree_pass descriptors.
22618 * bb-reorder.c: Update tree_pass descriptors.
22619 * stack-ptr-mod.c: Update tree_pass descriptors.
22620 * var-tracking.c: Update tree_pass descriptors.
22621 * tree-profile.c: Update tree_pass descriptors.
22622 * tree-vect-generic.c: Update tree_pass descriptors.
22623 * reg-stack.c: Update tree_pass descriptors.
22624 * sched-rgn.c: Update tree_pass descriptors.
22625 * tree-ssa-structalias.c: Update tree_pass descriptors.
22626 * tree-cfg.c: Update tree_pass descriptors.
22627 * passes.c (current_pass): Update declaration.
22628 (finish_optimization_passes): Update.
22629 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22630 (register_one_dump_file, register_dump_files_1, next_pass_1):
22632 (init_optimization_passes): Update handling of new types.
22633 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22634 * ipa-struct-reorg.c: Update tree_pass descriptors.
22635 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22636 * combine-stack-adj.c: Update tree_pass descriptors.
22637 * cfgrtl.c: Update tree_pass descriptors.
22638 * dce.c: Update tree_pass descriptors.
22639 * tree-ssanames.c: Update tree_pass descriptors.
22641 2008-03-19 Richard Guenther <rguenther@suse.de>
22643 PR middle-end/35609
22644 * tree-ssa.c (walk_data): New structure.
22645 (warn_uninitialized_var): If not always_executed warn with "maybe"
22647 (execute_early_warn_uninitialized): Compute post-dominators.
22648 Initialize always_executed before processing each basic block.
22650 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22653 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22654 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22656 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22658 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22660 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22662 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22664 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22665 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22666 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22667 target after ignore has been set, and move there also the commputation
22668 of subtarget and original_target.
22669 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22670 (LANG_HOOKS_INITIALIZER): Remove it.
22671 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22673 2008-03-18 Richard Guenther <rguenther@suse.de>
22675 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22676 found an expression with constants, note that in the VN for the lhs.
22677 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22678 fold them to constants if possible. Run cleanup_cfg if done so.
22679 (execute_pre): Return todo.
22680 (do_pre): Likewise.
22681 (execute_fre): Likewise.
22682 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22684 (get_prop_source_stmt): Look through pointer conversions.
22686 2008-03-18 Jan Hubicka <jh@suse.cz>
22688 * tree-pretty-print.c: Include predict.h.
22689 (dump_generic_node): Dump predictor.
22690 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22691 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22692 * gimple-low.c (lower_stmt): Likewise.
22693 * expr.c (expand_expr_real): Likewise.
22694 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22696 (build_predict_expr, build_predict_expr): New.
22697 * predict.h (predictor_name, build_predict_expr): Update.
22698 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22699 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22700 * predict.def (PRED_CONTINUE): Update hitrate.
22701 * tree.def (PREDICT_EXPR): Define.
22702 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22703 do not handle BIND_EXPR.
22704 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22705 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22706 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22709 2008-03-18 Michael Matz <matz@suse.de>
22711 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22713 2008-03-18 Richard Guenther <rguenther@suse.de>
22715 * tree-gimple.h (is_gimple_invariant_address): Declare.
22716 (is_gimple_constant): Likewise.
22717 * tree-gimple.c (is_gimple_constant): New function.
22718 (is_gimple_invariant_address): Likewise.
22719 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22720 and is_gimple_invariant_address.
22721 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22723 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22724 an addressable base.
22726 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22728 PR middle-end/35611
22729 * gimplify.c (gimplify_expr): Gimplify second operand of
22732 2008-03-17 Richard Guenther <rguenther@suse.de>
22734 PR tree-optimization/19637
22735 * fold-const.c (fold_unary): Remove restrictions of removing
22736 intermediate pointer-conversions (P2)(P1)P0.
22737 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22738 conversion to void pointer.
22739 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22741 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22744 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22745 emulated thread local variables.
22747 2008-03-16 Richard Guenther <rguenther@suse.de>
22749 PR middle-end/35607
22750 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22751 expand TREE_INVARIANT operations that are not gimple invariant.
22753 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22755 * doc/extend.texi (Alignment): Say that the ABI controls
22756 the __alignof__ for non-strict-alignment targets rather
22757 than being a recommendation.
22759 2008-03-15 Paul Brook <paul@codesourcery.com>
22761 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22763 (arm_output_fn_unwind): Mark functions that can not be unwound.
22765 2008-03-15 Paul Brook <paul@codesourcery.com>
22767 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22768 extension instructions.
22770 2008-03-15 Richard Guenther <rguenther@suse.de>
22772 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22773 and fold constant aggregate refs.
22774 (fold_const_aggregate_ref): Handle string constants
22775 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22776 (evaluate_stmt): Simplify now that ccp_fold folds constant
22779 2008-03-15 Paul Brook <paul@codesourcery.com>
22781 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22782 (extzv): Use gen_extzv_t2.
22783 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22785 2008-03-15 Richard Guenther <rguenther@suse.de>
22787 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22788 (fold_const_aggregate_ref): Likewise.
22789 (get_value): Return NULL if we don't have any values.
22790 (ccp_finalize): Set const_val to NULL after freeing it.
22791 * tree-flow.h (get_symbol_constant_value): Declare.
22792 (fold_const_aggregate_ref): Likewise.
22793 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22795 2008-03-15 Richard Guenther <rguenther@suse.de>
22797 PR middle-end/35593
22798 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22799 to not produce negative array indices if not allowed. Add
22800 parameter to indicate that.
22801 (maybe_fold_offset_to_component_ref): Allow negative array
22802 indices only for the first member of a structure.
22803 (maybe_fold_offset_to_reference): Allow negative array indices.
22804 (maybe_fold_stmt_addition): Likewise.
22806 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22807 Anatoly Sokolov <aesok@post.ru>
22809 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22810 (avr_arch): Add ARCH_AVR6.
22811 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22812 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22813 instead of fixed value 2.
22814 (print_operand_address): Use gs() asm specifier instead of pm().
22815 (avr_assemble_integer): (Ditto.).
22816 (avr_output_addr_vec_elt): (Ditto.).
22817 (print_operand): Handle "!" code.
22818 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22819 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22820 (AVR_HAVE_EIJMP_EICALL): Define.
22821 (AVR_3_BYTE_PC): Redefine.
22822 (AVR_2_BYTE_PC): (Ditto.).
22823 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22824 (LINK_SPEC): Add atmega2560 and atmega2561.
22825 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22827 * config/avr/avr.md (call_insn): Use eicall instead of icall
22828 for 3 byte PC devices.
22829 (call_value_insn): (Ditto.).
22830 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22831 (indirect_jump): Use only for for 2 byte PC devices.
22832 (*tablejump): (Ditto.).
22833 (*indirect_jump_avr6): Add insn.
22834 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22835 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22836 instead of ijmp for 3 byte PC devices.
22837 (__tablejump2__): (Ditto.).
22838 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22839 (MULITLIB_DIRNAMES): (Ditto.).
22840 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22842 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22844 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22845 "sse2_umulsidi3". Use V1DI mode for operand 0.
22846 ("mmx_psadbw"): Use V1DI mode for operand 0.
22847 * config/i386/i386-modes.def (V1SI): New vector mode.
22848 * config/i386/i386.c (struct builtin_description)
22849 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22850 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22851 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22852 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22853 v1di_ftype_v8qi_v8qi type.
22854 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22856 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22857 __builtin_ia32_pmuludq]: Fix the mode of return value.
22859 2008-03-15 Richard Guenther <rguenther@suse.de>
22861 PR middle-end/35595
22862 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22865 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22867 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22868 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22869 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22870 unless TARGET_SERIALIZE_VOLATILE is enabled.
22871 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22872 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22873 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22875 2008-03-14 Richard Guenther <rguenther@suse.de>
22877 PR tree-optimization/34172
22878 * tree-flow.h (refs_may_alias_p): Declare.
22879 (get_single_def_stmt): Likewise.
22880 (get_single_def_stmt_from_phi): Likewise.
22881 (get_single_def_stmt_with_phi): Likewise.
22882 * tree-dfa.c (refs_may_alias_p): New function.
22883 (get_single_def_stmt): Likewise.
22884 (get_single_def_stmt_from_phi): Likewise.
22885 (get_single_def_stmt_with_phi): Likewise.
22886 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22887 (vn_reference_lookup_1): New helper function.
22888 (vn_reference_lookup): Walk the virtual use-def chain to
22889 continue searching for a match if the def does not alias the
22890 reference we are looking for.
22892 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22894 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22895 archive and Perzl. Update The Written Word listing.
22897 2008-03-14 Richard Guenther <rguenther@suse.de>
22899 PR tree-optimization/34043
22900 PR tree-optimization/33989
22901 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22903 (bitmap_find_leader): Use extra argument to verify dominance
22904 relationship inside a basic-block.
22905 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22906 (find_leader_in_sets): Adjust.
22907 (create_component_ref_by_pieces): Take extra argument for
22908 dominance check, handle lookup failures.
22909 (find_or_generate_expression): Likewise.
22910 (create_expression_by_pieces): Likewise.
22911 (insert_into_preds_of_block): Adjust.
22912 (create_value_expr_from): If asked for, verify all operands
22913 are in the blocks AVAIL_OUT set.
22914 (make_values_for_stmt): Check for SSA_NAMEs that are life
22915 over an abnormal edge.
22916 (compute_avail): Remove such check.
22917 (do_SCCVN_insertion): New function.
22918 (eliminate): If we do not find a leader suitable for replacement
22919 insert a replacement expression from SCCVN if available.
22920 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22921 (struct vn_ssa_aux): Add needs_insertion flag.
22922 * tree-ssa-sccvn.c (may_insert): New global flag.
22923 (copy_reference_ops_from_ref): Value-number union member access
22924 based on its size, not type and member if insertion is allowed.
22925 (visit_reference_op_load): For a weak match from union type
22926 punning lookup a view-converted value and insert a SSA_NAME
22927 for that value if that is not found.
22928 (visit_use): Make dumps shorter. Do not disallow value numbering
22929 SSA_NAMEs that are life over an abnormal edge to constants.
22930 (free_scc_vn): Release inserted SSA_NAMEs.
22931 (run_scc_vn): New flag to specify whether insertion is allowed.
22932 Process SSA_NAMEs in forward order.
22933 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22934 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22935 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22936 pointer type to/from integral types that do not change the
22937 precision to regular conversions.
22939 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22941 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22942 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22943 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22944 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22945 input arguments and the mode of return value. Built-in functions
22946 that operate on whole 64-bit MMX register now use V1DI mode.
22948 2008-03-13 Alon Dayan <alond@il.ibm.com>
22949 Olga Golovanevsky <olga@il.ibm.com>
22951 PR tree-optimization/35041
22952 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22953 to locate the right position in a statement.
22955 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22959 * config/i386/xmmintrin.h: Change all static inline functions to
22960 extern inline and add __gnu_inline__ attribute.
22961 * config/i386/bmintrin.h: Ditto.
22962 * config/i386/smmintrin.h: Ditto.
22963 * config/i386/tmmintrin.h: Ditto.
22964 * config/i386/mmintrin-common.h: Ditto.
22965 * config/i386/ammintrin.h: Ditto.
22966 * config/i386/emmintrin.h: Ditto.
22967 * config/i386/pmmintrin.h: Ditto.
22968 * config/i386/mmintrin.h: Ditto.
22969 * config/i386/mm3dnow.h: Ditto.
22971 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22973 PR middle-end/35185
22974 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22975 (lower_omp_2): New function.
22976 (lower_omp_1, lower_omp): Rewritten.
22978 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22981 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22982 with the phrase "Microsoft Windows compilers".
22983 (Push/Pop Macro Pragmas): New subsection. Document
22984 #pragma push_macro and pragma pop_macro.
22986 2008-03-12 Paul Brook <paul@codesourcery.com>
22988 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22990 2008-03-12 Paul Brook <paul@codesourcery.com>
22992 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22993 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22994 (thumb2_addsi_shortim): Rename ...
22995 (thumb2_addsi_short): ... to this. Allow register operands.
22996 (thumb2_subsi_short): New pattern.
22997 (thumb2_one_cmplsi2_short,
22998 thumb2_negsi2_short): New patterns and peepholes.
23000 2008-03-12 Paul Brook <paul@codesourcery.com>
23002 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23004 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23006 * config/i386/i386.md (int_cond): New code iterator.
23008 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23009 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23010 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23011 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23012 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23013 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23014 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23015 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23017 2008-03-12 Paul Brook <paul@codesourcery.com>
23019 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23020 instead of {arm,thumb}_compute_save_reg_mask.
23021 (output_return_instruction): Ditto.
23022 (thumb_unexpanded_epilogue): Ditto.
23023 (thumb1_expand_prologue): Ditto.
23024 (thumb1_output_function_prologue): Ditto.
23025 (arm_set_return_address): Ditto.
23026 (thumb_set_return_address): Ditto.
23027 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23028 regs to achieve stack alignment.
23029 (thumb1_compute_save_reg_mask): Fix compiler warning.
23030 (arm_output_epilogue): Use offsets->saved_regs_mask.
23031 Adjust stack pointer by poping call clobered registers.
23032 (arm_expand_prologue): Use offsets->saved_regs_mask.
23033 Adjust stack pointer by pushing extra registers.
23034 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23036 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23039 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23040 conversion to the operands of a multiplication.
23042 2008-03-12 Richard Guenther <rguenther@suse.de>
23044 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23045 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23046 * timevar.def (TV_TREE_PHIPROP): Add.
23047 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23048 pass description. Use TV_TREE_PHIPROP.
23049 * tree-ssa-forwprop.c: Remove phiprop code.
23051 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23053 PR middle-end/35549
23054 * omp-low.c (maybe_lookup_decl): Constify first argument.
23055 (use_pointer_for_field): Change last argument from bool to
23056 omp_context *. Disallow shared copy-in/out in nested
23057 parallel if decl is shared in outer parallel too.
23058 (build_outer_var_ref, scan_sharing_clauses,
23059 lower_rec_input_clauses, lower_copyprivate_clauses,
23060 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23062 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23063 Ira Rosen <irar@il.ibm.com>
23065 * tree-vectorizer.c (free_stmt_vec_info): New function.
23066 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23067 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23068 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23069 * tree-vect-transform.c (vectorizable_conversion): Free
23070 vec_oprnds0 if it was allocated.
23071 (vect_permute_store_chain): Remove unused VECs.
23072 (vectorizable_store): Free VECs that are allocated in the..
23074 (vect_transform_strided_load, vectorizable_load): Likewise.
23075 (vect_remove_stores): Simplify the code.
23076 (vect_transform_loop): Move code to vect_remove_stores().
23077 Call vect_remove_stores() and free_stmt_vec_info().
23079 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23081 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23082 TARGET_HPUX. Revise comment.
23083 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23084 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23085 Use sr4 variant of `be' instruction when not generating PIC code.
23086 (attr_length_call): Adjust for above change.
23088 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23090 * ipa-reference.c (static_execute): Remove module_statics_const and
23091 associated setting code.
23093 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23096 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23097 predicate for operand 1.
23098 (paritysi2_cmp): Use register_operand predicate for operand 2.
23099 Use earlyclobber modifier for operand 1. Remove support for
23101 (paritydi2_cmp): Use register_operand predicate for operand 3.
23102 Use earlyclobber modifier for operand 1. Remove support for
23105 2008-03-11 Paul Brook <paul@codesourcery.com>
23106 Vladimir Prus <vladimir@codesourcery.com>
23108 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23109 (arm_compute_save_reg0_reg12_mask): Always
23110 check if register 11 must be saved. Always safe hard frame pointer
23111 when frame_pointer_needeed.
23112 (arm_compute_save_reg_mask): Save IP and PC
23113 only with apcs frames.
23114 (arm_output_epilogue): Adjust Thumb2 codepath to
23115 be also invoked and work for ARM non-apcs frames.
23116 (arm_expand_prologue): Don't bother saving IP
23117 for non-apcs frame, since it's not clobbered by
23118 prologue code. Implement non-apcs frame
23121 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23123 PR rtl-optimization/35281
23124 * expr.c (convert_move): Use a new pseudo for the intermediate
23125 from_mode->word_mode result.
23127 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23129 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23130 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23131 * toplev.c (compile_file): Don't call it.
23133 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23135 PR middle-end/35526
23136 * expr.c (store_expr): Call emit_block_move if the mode
23137 of "temp" RTX is BLKmode.
23139 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23140 Richard Guenther <rguenther@suse.de>
23142 PR tree-optimization/31358
23143 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23144 the step with a NULL_TREE.
23145 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23146 to sizetype if type is a pointer type.
23147 (add_candidate_1): Don't convert the base and step to
23148 the generic type if the orginal type is a pointer type.
23149 (add_iv_value_candidates): Use sizetype for the step
23150 if type is a pointer type.
23151 (cand_value_at): Likewise.
23152 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23154 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23155 Don't convert the tem affine to the type.
23156 (add_elt_to_tree): Use sizetype for the step if a pointer.
23157 Use POINTER_PLUS_EXPR for pointers.
23158 (aff_combination_to_tree): Use sizetype for the step if a
23161 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23163 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23164 Remove commutativity hint.
23166 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23170 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23171 errorneous type. Check that v is a VAR_DECL.
23173 PR middle-end/35099
23174 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23176 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23178 PR tree-optimization/35494
23179 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23180 may be overriden at link and run time.
23182 2008-03-10 Richard Guenther <rguenther@suse.de>
23184 PR tree-optimization/34677
23185 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23186 (poolify_tree): Likewise.
23187 (modify_expr_template): Likewise.
23188 (poolify_modify_stmt): Likewise.
23189 (insert_fake_stores): Handle all component-ref style stores
23190 in addition to INDIRECT_REF. Also handle complex types.
23191 Do not poolify the inserted load.
23192 (realify_fake_stores): Do not rebuild the tree but only
23193 make it a SSA_NAME copy.
23194 (init_pre): Remove initialzation of modify_expr_template.
23195 Do not allocate modify_expr_node_pool.
23196 (fini_pre): Do not free modify_expr_node_pool.
23198 2008-03-10 Paul Brook <paul@codesourcery.com>
23200 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23201 to avoid conflicts.
23203 2008-03-10 Paul Brook <paul@codesourcery.com>
23204 Mark Shinwell <shinwell@codesourcery.com>
23206 * config/arm/cortex-r4.md: New.
23207 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23209 * config/arm/arm.md: Include cortex-r4.md.
23210 (insn): Add smmls, sdiv and udiv values.
23211 (generic_sched): Don't use generic scheduling for Cortex-R4.
23212 (arm_issue_rate): New function.
23213 (TARGET_SCHED_ISSUE_RATE): Define.
23215 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23217 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23219 2008-03-10 Richard Guenther <rguenther@suse.de>
23221 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23222 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23224 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23226 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23227 Set default to true.
23229 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23231 * c.opt (Wsynth): Deprecate.
23232 * doc/invoke.texi (Option Summary, Warning Options): Document
23233 -Wno-format-contains-nul.
23235 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23238 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23239 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23241 2008-03-09 Ira Rosen <irar@il.ibm.com>
23243 * config/rs6000/rs6000.c (builtin_description): Rename vector
23244 left shift operations.
23245 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23246 (altivec_vsl<VI_char>): Rename to ...
23247 (ashl<mode>3): ... new name.
23248 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23250 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23252 2008-03-08 Richard Guenther <rguenther@suse.de>
23254 * coverage.h (tree_coverage_counter_addr): Declare.
23255 * coverage.c (tree_coverage_counter_addr): New function.
23256 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23257 before using again.
23258 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23259 (tree_gen_one_value_profiler): Likewise.
23260 (tree_gen_ic_profiler): Likewise.
23261 (tree_gen_average_profiler): Likewise.
23262 (tree_gen_ior_profiler): Likewise.
23264 2008-03-08 Richard Guenther <rguenther@suse.de>
23266 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23267 (vn_binary_op_insert): Likewise.
23268 (vn_unary_op_lookup): Likewise.
23269 (vn_unary_op_insert): Likewise.
23270 (vn_nary_op_lookup): Declare.
23271 (vn_nary_op_insert): Likewise.
23272 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23273 and binary hashes, use a single obstack for unary_op_pool
23274 and binary_op_pool.
23275 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23276 a single struct vn_nary_op_s. Store tree code length and
23277 a variable number of operands.
23278 (struct vn_reference_op_struct): Remove unused op2.
23279 (vn_reference_op_eq): Do not compare op2.
23280 (vn_reference_op_compute_hash): Do not compute hash of op2.
23281 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23282 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23283 with vn_nary_op_compute_hash.
23284 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23285 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23287 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23289 (visit_unary_op): Call nary functions.
23290 (visit_binary_op): Likewise.
23291 (process_scc): Adjust for struct vn_tables_s changes.
23292 (allocate_vn_table): Likewise.
23293 (free_vn_table): Likewise.
23294 * tree-vn.c (vn_add): Call nary functions.
23295 (vn_lookup): Likewise.
23297 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23300 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23301 wdst back after sync_compare_and_swapqhi_internal.
23303 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23306 * config/i386/i386-modes.def (V1DI): New vector mode.
23307 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23308 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23309 (MMXMODE248): Ditto.
23310 (MMXMODE): Add V1DI mode.
23311 (mmxvecsize): Change DI mode to V1DI mode.
23312 ("mov<mode>): Use MMXMODEI8 mode iterator.
23313 ("*mov<mode>_internal_rex64"): Ditto.
23314 ("*mov<mode>_internal"): Ditto.
23315 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23316 ("mmx_sub<mode>3"): Ditto.
23317 ("mmx_adddi3"): Remove insn pattern.
23318 ("mmx_subdi3"): Ditto.
23319 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23320 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23321 ("mmx_ashl<mode>3"): Ditto.
23322 ("mmx_lshrdi3"): Remove insn pattern.
23323 ("mmx_ashldi3"): Ditto.
23324 * config/i386/i386.c (classify_argument): Handle V1DImode.
23325 (function_arg_advance_32): Ditto.
23326 (function_arg_32): Ditto.
23327 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23328 mmx_addv1di3 insn pattern.
23329 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23330 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23331 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23332 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23333 Remove definitions of built-in functions.
23334 (V1DI_type_node): New node.
23335 (v1di_ftype_v1di_int): Ditto.
23336 (v1di_ftype_v1di_v1di): Ditto.
23337 (v2si_ftype_v2si_si): Ditto.
23338 (v4hi_ftype_v4hi_di): Remove node.
23339 (v2si_ftype_v2si_di): Ditto.
23340 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23341 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23342 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23343 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23344 Add new builtins using def_builtin_const.
23345 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23346 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23347 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23348 * config/i386/mmintrin.h (__v1di): New typedef.
23349 (_mm_add_si64): Cast arguments to __v1di type.
23350 (_mm_sub_si64): Ditto.
23351 (_mm_sll_pi16): Cast __count to __v4hi type.
23352 (_mm_sll_pi32): Cast __count to __v2si type.
23353 (_mm_sll_si64): Cast arguments to __v1di type.
23354 (_mm_srl_pi16): Cast __count to __v4hi type.
23355 (_mm_srl_pi32): Cast __count to __v2si type.
23356 (_mm_srl_si64): Cast arguments to __v1di type.
23357 (_mm_sra_pi16): Cast __count to __v4hi type.
23358 (_mm_sra_pi32): Cast __count to __v2si type.
23359 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23360 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23361 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23362 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23363 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23364 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23365 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23366 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23367 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23368 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23369 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23370 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23372 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23374 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23376 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23379 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23380 reg+const addressing for Altivec modes. Don't generate reg+reg
23381 addressing for TFmode or TDmode quantities.
23383 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23385 * c-common.c (vector_types_convertible_p): Call langhook
23386 instead of comptypes.
23388 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23391 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23392 integral and scalar float variables which have a
23395 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23397 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23398 dwarf_register_span hook when emitting unwind information for
23399 register-to-memory saves.
23400 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23401 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23403 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23405 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23406 for the same VAR_DECL.
23408 2008-03-06 Tom Tromey <tromey@redhat.com>
23410 * treelang: Delete.
23411 * doc/standards.texi (Standards): Don't mention treelang.
23412 * doc/invoke.texi (Overall Options): Don't mention treelang.
23413 * doc/install.texi (Prerequisites): Don't mention bison or
23415 (Configuration): Don't mention treelang.
23416 (Building): Likewise.
23417 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23419 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23421 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23422 word-extractions out of a multi-word object.
23424 2008-03-06 Richard Guenther <rguenther@suse.de>
23426 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23427 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23428 result type and precision.
23429 * expr.c (get_inner_reference): Set unsignedp based on the result
23430 type of BIT_FIELD_REF.
23431 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23432 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23433 (try_instantiate_multiple_fields): Likewise. Use the correct type
23435 (sra_build_assignment): Likewise.
23436 (sra_build_elt_assignment): Likewise.
23437 (sra_explode_bitfield_assignment): Likewise.
23438 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23439 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23440 set BIT_FIELD_REF_UNSIGNED.
23441 (vectorizable_load): Likewise.
23443 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23445 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23448 2008-03-06 Richard Guenther <rguenther@suse.de>
23450 * alias.c (struct alias_set_entry): Move has_zero_child field
23451 to pack with alias_set.
23453 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23455 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23458 2008-03-05 Ian Lance Taylor <iant@google.com>
23460 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23462 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23464 * fwprop.c (update_df): Support width and offset parameters of
23466 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23467 global_conflicts): Change DF_REF_EXTRACT to either
23468 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23469 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23470 * df-scan.c (df_ref_record, df_defs_record,
23471 df_ref_create_structure, df_def_record_1, df_uses_record,
23472 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23473 df_bb_refs_collect, df_entry_block_defs_collect,
23474 df_exit_block_uses_collect): Support new width and offset fields.
23475 (ref_extract_pool): New storage pool.
23476 (df_free_ref): New function.
23477 (df_reg_chain_unlink, df_free_collection_rec,
23478 df_sort_and_compress_refs): Call df_free_ref.
23479 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23481 (df_ref_create_structure): Allocate df_ref_extract if offset and
23482 width fields are used.
23483 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23484 (df_uses_record): Get offset and width from ZERO_EXTRACT
23486 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23487 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23488 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23489 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23490 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23491 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23492 (df_ref_extract): New structure.
23493 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23494 (df_ref_create): Add width and offset parameters.
23496 2008-03-05 Richard Guenther <rguenther@suse.de>
23498 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23499 Use ranges_overlap_p.
23500 (offset_overlaps_with_access): Rename
23501 to ranges_overlap_p and move ...
23502 * tree-flow-inline.h (ranges_overlap_p): ... here.
23504 * tree.h (get_inner_reference, handled_component_p): Update
23507 * tree.h (record_component_aliases, get_alias_set,
23508 alias_sets_conflict_p, alias_sets_must_conflict_p,
23509 objects_must_conflict_p): Move declarations ...
23510 * alias.h (record_component_aliases, get_alias_set,
23511 alias_sets_conflict_p, alias_sets_must_conflict_p,
23512 objects_must_conflict_p): ... here.
23513 Include coretypes.h.
23514 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23516 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23518 * cfg.c: Include tree-flow.h.
23519 (remove_edge_raw): Call redirect_edge_var_map_clear.
23520 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23521 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23522 (redirect_edge_var_map_result): New.
23523 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23524 PENDING_STMT use with redirect_edge_var_map_*.
23525 * tree-ssa.c (edge_var_maps): New definition.
23526 (redirect_edge_var_map_add): New.
23527 (redirect_edge_var_map_clear): New.
23528 (redirect_edge_var_map_dup): New.
23529 (redirect_edge_var_map_vector): New.
23530 (redirect_edge_var_map_destroy): New.
23531 (ssa_redirect_edge): Replace PENDING_STMT use with
23532 redirect_edge_var_map_*.
23533 (flush_pending_stmts): Same.
23534 (delete_tree_ssa): Destroy edge var map.
23535 * tree-flow.h (struct _edge_var_map): New.
23536 Define edge_var_map vector type.
23537 Declare redirect_edge_var_map_* prototypes.
23538 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23539 * tree-cfg.c (reinstall_phi_args): Replace
23540 PENDING_STMT use with redirect_edge_var_map_*.
23542 2008-03-05 Richard Guenther <rguenther@suse.de>
23544 PR tree-optimization/35472
23545 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23546 whose single use_stmt has a overlapping set of loaded and
23547 stored symbols as that use_stmt might be a noop assignment then.
23549 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23551 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23553 2008-03-05 Richard Guenther <rguenther@suse.de>
23556 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23557 should be constants.
23558 * tree-cfg.c (verify_expr): Verify it.
23559 * fold-const.c (fold_truthop): Remove code generating
23560 BIT_FIELD_REFs of structure bases.
23561 (fold_binary): Likewise.
23562 (fold_ternary): Position and size of BIT_FIELD_REFs are
23563 always host integers.
23564 (make_bit_field_ref): Remove.
23565 (optimize_bit_field_compare): Remove.
23566 (all_ones_mask_p): Remove.
23568 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23571 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23572 (split_block_and_df_analyze): New. Split basic block and rebuild
23574 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23576 (split_pattern_seq): Likewise.
23577 (erase_matching_seqs): Likewise.
23578 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23580 2008-03-04 Geoff Keating <geoffk@apple.com>
23582 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23583 declaration and code.
23584 (tree_invalid_nonnegative_warnv_p): Likewise.
23586 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23588 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23589 examples. Truncate option-names then causing overfull hbox.
23591 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23594 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23596 * configure: Rebuilt.
23598 2008-03-04 Rafael Espíndola <espindola@google.com>
23600 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23601 (tree_unary_nonnegative_warnv_p): New.
23602 (tree_binary_nonnegative_warnv_p): New.
23603 (tree_single_nonnegative_warnv_p): New.
23604 (tree_invalid_nonnegative_warnv_p): New.
23605 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23607 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23610 * opts.c (handle_option): Postpone 'unknown option' errors only for
23613 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23616 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23619 2008-03-04 Rafael Espíndola <espindola@google.com>
23621 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23622 (tree_binary_nonzero_warnv_p): New.
23623 (tree_single_nonzero_warnv_p): New.
23624 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23626 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23628 PR middle-end/35456
23629 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23630 transformations for modes that have signed zeros.
23631 * ifcvt.c (noce_try_abs): Ditto.
23633 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23635 * config/i386/i386.c (override_options): Force
23636 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23638 2008-03-04 Jan Hubicka <jh@suse.cz>
23641 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23644 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23646 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23647 label to probe the stack.
23649 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23651 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23652 (__gthr_win32_mutex_destroy): Declare.
23653 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23654 __gthr_win32_mutex_destroy.
23655 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23657 2008-03-03 Jan Hubicka <jh@suse.cz>
23660 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23661 aggressive on inlining cold calls.
23663 2008-03-03 Richard Guenther <rguenther@suse.de>
23665 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23666 struct copies into the expression table.
23667 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23668 (try_to_simplify): Likewise.
23669 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23670 integral and pointer arguments which do not change the
23671 precision to NOP_EXPRs.
23672 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23673 VIEW_CONVERT_EXPR case.
23675 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23677 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23678 defined in a loop at depth 0 is invariant.
23679 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23680 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23681 be called at loop depth 0.
23683 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23686 * gcc.c (process_command): Update copyright notice dates.
23687 * gcov.c (print_version): Likewise.
23688 * gcov-dump.c (print_version): Likewise.
23689 * mips-tfile.c (main): Likewise.
23690 * mips-tdump.c (main): Likewise.
23692 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23695 * c-common.c (flag_permissive): Delete.
23696 (constant_expression_warnings): Check flags first.
23697 (constant_expression_error): New.
23698 * c-common.h (flag_permissive): Delete.
23699 (constant_expression_error): Declare.
23700 * flags.h (flag_permissive): Declare. Update description.
23701 * diagnostic.c (pedwarn): Update.
23703 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23704 (permissive_error_kind): New.
23705 * toplev.c (flag_permissive): Define. Update description.
23706 * toplev.h (permissive_error_kind): Declare.
23707 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23708 (pedwarn_c90): Use pedantic_warning_kind.
23709 * c-opts.c (c_common_post_options): flag_permissive does not affect
23710 flag_pedantic_errors.
23712 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23714 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23715 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23716 __absvsi2, __absvDI2): Use unsigned arithmetic.
23718 2008-03-02 Andi Kleen <ak@suse.de>
23719 Richard Guenther <rguenther@suse.de>
23721 * struct-equiv.c: Remove file.
23722 * cfg_cleanup.c (condjump_equiv_p): Remove.
23723 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23724 (struct-equiv.o): Remove rule.
23725 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23726 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23727 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23729 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23731 * ifcvt.c (noce_process_if_block): Try to handle only the then
23732 block if the else block exists but isn't suitable.
23734 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23737 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23738 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23739 regression from previous patch.
23741 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23744 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23746 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23747 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23748 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23749 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23750 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23751 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23752 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23753 (__gthread_mutex_destroy_function): Rename to
23754 __gthread_mutex_destroy.
23755 * gthr-dce.h (__gthread_mutex_destroy): Call
23756 pthread_mutex_destroy.
23757 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23758 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23759 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23761 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23763 * df-scan.c (df_ref_chain_change_bb): Simplify.
23764 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23765 set_block_for_insn if there's any change.
23766 * df.h ((df_insn_change_bb): Fix prototype.
23767 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23768 df_insn_change_bb, don't call set_block_for_insn.
23769 * emit-rtl.c (reorder_insns): Likewise.
23770 * haifa-sched.c (move_insn): Likewise.
23772 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23774 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23776 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23778 * tree-flow-inline.h (next_readonly_imm_use): Return
23779 NULL_USE_OPERAND_P after the end.
23781 2008-03-01 Richard Guenther <rguenther@suse.de>
23783 PR tree-optimization/35411
23784 * tree-sra.c (sra_build_assignment): Split conversion to
23785 final type to a separate statement if we are not assigning
23788 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23790 * fold-const.c (fold_convertible_p): Correct the logic to follow
23791 that in fold_convert().
23793 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23796 * tree-inline.c (build_duplicate_type): When we make a
23797 duplicate type, make it unique in the canonical types system.
23799 2008-02-29 Tom Tromey <tromey@redhat.com>
23801 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23802 input_file_stack_history, input_file_stack_restored): Remove.
23803 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23804 * input.h (struct file_stack): Remove.
23805 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23806 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23808 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23810 (diagnostic_last_module_changed): Add 'map' argument.
23811 (diagnostic_set_last_function): Likewise.
23812 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23813 line map, not input_file_stack.
23814 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23816 2008-02-29 Paul Brook <paul@codesourcery.com>
23818 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23820 2008-02-29 Paul Brook <paul@codesourcery.com>
23822 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23824 2008-02-29 Richard Guenther <rguenther@suse.de>
23826 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23828 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23829 value for comparing for a store match.
23830 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23831 (try_to_simplify): Do not do a full-blown reference lookup.
23833 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23835 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23836 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23838 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23840 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23842 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23843 strides against cache sizes.
23845 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23847 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23850 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23852 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23853 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23854 is smaller than the original promoted value.
23855 (simplify_subreg): If OP is a SUBREG, try to preserve its
23856 SUBREG_PROMOTED_VAR_P information.
23858 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23860 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23861 (VN_INFO_GET): Allocate new objects on the obstack.
23862 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23863 for rpo_numbers_temp, for consistency.
23864 (free_scc_vn): Free the obstack.
23866 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23868 * doc/invoke.texi: Document -ftree-loop-distribution.
23869 * tree-loop-distribution.c: New.
23870 * tree-pass.h (pass_loop_distribution): New.
23871 * graphds.h (struct graph): Add htab_t indices.
23872 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23873 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23874 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23875 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23876 * tree-data-ref.c (debug_data_dependence_relations): New.
23877 (dump_data_dependence_relation): Also print data references.
23878 (free_data_ref): Extern.
23879 (same_access_functions): Moved...
23880 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23881 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23882 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23883 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23884 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23885 (stmts_from_loop): Skip LABEL_EXPR.
23886 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23888 (build_rdg): Initialize rdg->indices htab.
23889 (free_rdg, stores_from_loop, ref_base_address,
23890 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23891 have_similar_memory_accesses_1, ref_base_address_1,
23892 remove_similar_memory_refs): New.
23893 * tree-data-ref.h: Depend on tree-chrec.h.
23894 (debug_data_dependence_relations, free_data_ref): Declared.
23895 (same_access_functions): ... here.
23896 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23898 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23899 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23900 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23901 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23902 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23903 rdg_vertex_for_stmt): Declared.
23904 (struct rdg_edge): Add level.
23906 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23907 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23909 (rdg_has_similar_memory_accesses): New.
23910 * tree-vect-analyze.c: Remove unused static decls.
23911 * lambda.h (dependence_level): New.
23912 * common.opt (ftree-loop-distribution): New.
23913 * tree-flow.h (mark_virtual_ops_in_bb,
23914 slpeel_tree_duplicate_loop_to_edge_cfg,
23915 rename_variables_in_loop): Declared.
23916 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23917 (OBJS-common): Add tree-loop-distribution.o.
23918 (tree-loop-distribution.o): New rule.
23919 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23920 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23921 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23923 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23926 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23927 other than structures and unions.
23929 2008-02-28 Richard Guenther <rguenther@suse.de>
23932 2008-02-26 Richard Guenther <rguenther@suse.de>
23934 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23935 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23936 (lookup_decl_from_uid): Declare.
23937 (remove_decl_from_map): Likewise.
23938 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23939 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23940 (decl_for_uid_map): New global hashtable mapping DECL_UID
23942 (init_ttree): Allocate it.
23943 (insert_decl_to_uid_decl_map): New helper function.
23944 (make_node_stat): Insert new decls into the map.
23945 (copy_node_stat): Likewise.
23946 (lookup_decl_from_uid): New function.
23947 (remove_decl_from_map): Likewise.
23948 (print_decl_for_uid_map_statistics): New helper.
23949 (dump_tree_statistics): Call it.
23951 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23952 (referenced_var_iterator): Adjust.
23953 (FOR_EACH_REFERENCED_VAR): Adjust.
23954 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23955 (num_referenced_vars): Adjust.
23956 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23957 (first_referenced_var): Remove.
23958 (end_referenced_vars_p): Likewise.
23959 (next_referenced_var): Likewise.
23960 (referenced_var_iterator_set): New helper function.
23961 * tree-dfa.c (referenced_var_lookup): Adjust.
23962 (referenced_var_check_and_insert): Likewise.
23963 (remove_referenced_var): Likewise.
23964 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23965 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23966 (verify_call_clobbering): Likewise.
23967 (verify_memory_partitions): Likewise.
23968 (init_tree_ssa): Allocate bitmap instead of hashtable for
23970 (delete_tree_ssa): Adjust.
23971 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23972 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23973 (compute_tag_properties): Likewise.
23974 (set_initial_properties): Likewise.
23975 (find_partition_for): Likewise.
23976 (update_reference_counts): Likewise.
23977 (dump_may_aliases_for): Likewise.
23978 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23979 (add_call_clobber_ops): Likewise.
23980 (add_call_read_ops): Likewise.
23981 (get_asm_expr_operands): Likewise.
23982 * tree-into-ssa.c (dump_decl_set): Likewise.
23983 (update_ssa): Likewise.
23984 * tree-sra.c (scan_function): Likewise.
23985 (decide_instantiations): Likewise.
23986 (scalarize_parms): Likewise.
23987 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23988 (dsa_named_for): Likewise.
23989 * tree-ssa-structalias.c (update_alias_info): Likewise.
23990 (merge_smts_into): Likewise.
23992 2008-02-27 David Daney <ddaney@avtrex.com>
23995 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23996 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23997 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23998 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23999 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24001 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24004 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24005 (BUILT_IN_NEXTTOWARD): Remove.
24006 (BUILT_IN_NEXTTOWARDF): Ditto.
24007 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24008 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24010 2008-02-27 Tom Tromey <tromey@redhat.com>
24012 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24013 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24015 2008-02-27 Jan Beulich <jbeulich@novell.com>
24017 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24018 update the respective field on newdecl.
24020 2008-02-27 Revital Eres <eres@il.ibm.com>
24022 PR rtl-optimization/34999
24023 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24024 crossing edges that ends with a call insn.
24025 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24026 call insn and clear the EDGE_CROSSING flag of the crossing edge
24027 when fixing fallthru edges.
24029 2008-02-27 Richard Guenther <rguenther@suse.de>
24031 PR middle-end/35390
24032 * fold-const.c (fold_unary): Return the correct argument,
24033 converted to the result type.
24035 2008-02-27 Richard Guenther <rguenther@suse.de>
24037 PR middle-end/34971
24038 * expr.c (expand_expr_real_1): Assert on rotates that operate
24040 * fold-const.c (fold_binary): Use the types precision, not the
24041 bitsize of the mode if folding rotate expressions. Build rotates
24042 only for full modes.
24044 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24046 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24047 and CPP_PRAGMA_EOL.
24048 * c-pragma.c (pragma_ns_name): New typedef.
24049 (registered_pp_pragmas): New variable.
24050 (c_pp_lookup_pragma): New function.
24051 (c_register_pragma_1): If flag_preprocess_only, do nothing
24052 for non-expanded pragmas, for expanded ones push pragma's
24053 namespace and name into registered_pp_pragmas vector.
24054 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24055 flag_preprocess_only, don't register GCC pch_preprocess
24056 pragma if flag_preprocess_only.
24057 * c-opts.c (c_common_init): Call init_pragma even if
24058 flag_preprocess_only.
24059 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24060 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24061 cpp_register_pragma if flag_preprocess_only.
24063 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24066 * c-parser.c (c_parser_translation_unit): Warn for empty
24067 translation unit, not empty source file.
24069 2008-02-26 Paul Brook <paul@codesourcery.com>
24071 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24072 operand for Thumb-2.
24073 * config/arm/arm.h (reg_class): Add CORE_REGS.
24074 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24075 (BASE_REG_CLASS): Use CORE_REGS.
24076 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24077 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24078 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24079 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24080 ARM_REGNO_OK_FOR_INDEX_P.
24081 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24082 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24083 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24084 (ldm/stm peepholes): Ditto.
24085 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24086 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24087 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24088 * config/arm/constraints.md: Enable "k" constraint on ARM.
24090 2008-02-27 Ben Elliston <bje@au.ibm.com>
24092 * config/rs6000/rs6000.c: Annotate cache line size field in all
24093 instances of struct processor_costs.
24095 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24097 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24098 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24099 jump_bypass): New counters.
24100 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24101 * dce.c (gate_ud_dce): Same.
24102 (gate_fast_dce): Same.
24103 * dse.c (gate_dse1): New function.
24104 (gate_dse2): New function.
24105 (gate_dse): Merge results of new gate functions.
24106 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24107 (gate_handle_jump_bypass): Add dbg_cnt.
24108 (gate_handle_gcse): Add dbg_cnt.
24109 * ifcvt.c (gate_handle_if_conversion): Same.
24110 (gate_handle_if_after_combine): Same.
24111 (gate_handle_if_after_reload): Same.
24112 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24114 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24116 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24118 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24120 2008-02-26 Jason Merrill <jason@redhat.com>
24123 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24124 alone if it's the naming decl for the type's main variant.
24126 2008-02-26 Tom Tromey <tromey@redhat.com>
24128 * system.h (USE_MAPPED_LOCATION): Poison.
24129 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24130 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24131 (make_goto_expr_edges): Likewise.
24132 (remove_bb): Likewise.
24133 (execute_warn_function_return): Likewise.
24134 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24136 * c-common.c (fname_decl): Remove old location code.
24137 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24139 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24141 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24142 (gen_rtx_ASM_INPUT): Likewise.
24143 (gen_rtx_ASM_INPUT_loc): Likewise.
24144 (get_rtx_asm_OPERANDS): Remove.
24145 * cfglayout.c (insn_locators_alloc): Remove old location code.
24146 (set_curr_insn_source_location): Likewise.
24147 (curr_insn_locator): Likewise.
24148 * print-tree.c (print_node): Remove old location code.
24149 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24150 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24151 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24152 location_from_locus.
24153 (construct_exit_block): Remove old location code.
24154 * emit-rtl.c (force_next_line_note): Remove old location code.
24155 * profile.c (branch_prob): Remove old location code.
24156 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24157 LOC_LINE): Remove old-location variants.
24158 * langhooks.c (lhd_print_error_function): Remove old location
24160 * configure, config.in: Rebuilt.
24161 * configure.ac (--enable-mapped-location): Remove.
24162 * c-decl.c (c_init_decl_processing): Remove old location code.
24163 (finish_function): Likewise.
24164 * recog.c (decode_asm_operands): Remove old location code.
24165 * c-pch.c (c_common_read_pch): Remove old location code.
24166 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24168 * gimple-low.c (lower_function_body): Remove old location code.
24169 * toplev.c (unknown_location): Remove.
24170 (push_srcloc): Remove old-location variant.
24171 (process_options): Remove old location code.
24172 (lang_dependent_init): Likewise.
24173 * input.h (UNKNOWN_LOCATION): Move definition.
24174 (location_t): Undeprecate.
24175 (source_locus): Remove.
24176 (location_from_locus): Remove.
24177 (struct location_s): Remove.
24178 Remove all old-location code.
24179 (input_line, input_filename): Remove.
24180 * final.c (final_scan_insn): Remove old location code.
24181 * diagnostic.c (diagnostic_build_prefix): Remove
24182 USE_MAPPED_LOCATION test.
24183 * tree.h (gimple_stmt) <locus>: Now a location_t.
24184 (tree_exp) <locus>: Likewise.
24185 (DECL_IS_BUILTIN): Remove old-location variant.
24186 (annotate_with_file_line, annotate_with_locus): Likewise.
24187 (expr_locus, set_expr_locus): Update.
24188 * tree.c (build1_stat): Remove old location code.
24189 (last_annotated_node): Remove.
24190 (annotate_with_file_line): Remove old-location variant.
24191 (annotate_with_locus): Likewise.
24192 (expr_location): Remove old location code.
24193 (set_expr_location): Likewise.
24194 (expr_has_location): Likewise.
24195 (expr_locus): Likewise.
24196 (set_expr_locus): Likewise.
24197 (expr_filename): Don't use location_from_locus.
24198 (expr_lineno): Likewise.
24199 * rtl-error.c (location_for_asm): Remove old location code.
24200 * c-lex.c (cb_line_change): Remove old location code.
24201 (fe_file_change): Likewise.
24202 (cb_def_pragma): Likewise.
24203 (c_lex_with_flags): Likewise.
24204 * gengtype.c (do_typedef): Don't special-case location types.
24205 (define_location_structures): Remove.
24206 (main): Don't call define_location_structures.
24207 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24210 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24213 * builtins.def (BUILT_IN_STDARG_START): Remove.
24214 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24215 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24216 * tree-inline.c (inline_forbidden_p_1): Likewise.
24218 2008-02-26 Richard Guenther <rguenther@suse.de>
24220 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24221 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24222 (lookup_decl_from_uid): Declare.
24223 (remove_decl_from_map): Likewise.
24224 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24225 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24226 (decl_for_uid_map): New global hashtable mapping DECL_UID
24228 (init_ttree): Allocate it.
24229 (insert_decl_to_uid_decl_map): New helper function.
24230 (make_node_stat): Insert new decls into the map.
24231 (copy_node_stat): Likewise.
24232 (lookup_decl_from_uid): New function.
24233 (remove_decl_from_map): Likewise.
24234 (print_decl_for_uid_map_statistics): New helper.
24235 (dump_tree_statistics): Call it.
24237 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24238 (referenced_var_iterator): Adjust.
24239 (FOR_EACH_REFERENCED_VAR): Adjust.
24240 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24241 (num_referenced_vars): Adjust.
24242 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24243 (first_referenced_var): Remove.
24244 (end_referenced_vars_p): Likewise.
24245 (next_referenced_var): Likewise.
24246 (referenced_var_iterator_set): New helper function.
24247 * tree-dfa.c (referenced_var_lookup): Adjust.
24248 (referenced_var_check_and_insert): Likewise.
24249 (remove_referenced_var): Likewise.
24250 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24251 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24252 (verify_call_clobbering): Likewise.
24253 (verify_memory_partitions): Likewise.
24254 (init_tree_ssa): Allocate bitmap instead of hashtable for
24256 (delete_tree_ssa): Adjust.
24257 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24258 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24259 (compute_tag_properties): Likewise.
24260 (set_initial_properties): Likewise.
24261 (find_partition_for): Likewise.
24262 (update_reference_counts): Likewise.
24263 (dump_may_aliases_for): Likewise.
24264 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24265 (add_call_clobber_ops): Likewise.
24266 (add_call_read_ops): Likewise.
24267 (get_asm_expr_operands): Likewise.
24268 * tree-into-ssa.c (dump_decl_set): Likewise.
24269 (update_ssa): Likewise.
24270 * tree-sra.c (scan_function): Likewise.
24271 (decide_instantiations): Likewise.
24272 (scalarize_parms): Likewise.
24273 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24274 (dsa_named_for): Likewise.
24275 * tree-ssa-structalias.c (update_alias_info): Likewise.
24276 (merge_smts_into): Likewise.
24278 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24281 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24282 * c-opts.c (c_common_handle_option): Wall enables
24283 Wvolatile-register-var.
24284 * common.opt: Move Wvolatile-register-var to...
24287 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24289 * common.opt (Wlarger-than=): New.
24290 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24292 * opts.c (common_handle_option): Handle -Wlarger-than=.
24293 * optc-gen.awk: Likewise.
24294 * opth-gen.awk: Likewise.
24295 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24296 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24298 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24300 * c-common.c (match_case_to_enum_1): Add appropriate
24301 OPT_W* parameter to warning.
24302 (c_do_switch_warnings): Likewise.
24303 * c-typeck.c (warning_init): Add one more parameter following
24304 'warning' function.
24305 (push_init_level): Update call to warning_init.
24306 (pop_init_level): Likewise.
24307 (add_pending_init): Likewise.
24308 (output_init_element: Likewise.
24310 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24313 * toplev.c (toplev_main): If there are warnings or error, print
24314 errors for ignored options.
24315 * opts.c (ignored_options): New static variable.
24316 (postpone_unknown_option_error): New.
24317 (print_ignored_options): New.
24318 (handle_option): Postpone errors for unknown -Wno-* options.
24319 * opts.h (print_ignored_options): Declare.
24321 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24323 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24326 2008-02-25 Richard Guenther <rguenther@suse.de>
24329 2008-02-25 Richard Guenther <rguenther@suse.de>
24331 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24332 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24333 (lookup_decl_from_uid): Declare.
24334 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24335 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24336 (decl_for_uid_map): New global hashtable mapping DECL_UID
24338 (init_ttree): Allocate it.
24339 (insert_decl_to_uid_decl_map): New helper function.
24340 (make_node_stat): Insert new decls into the map.
24341 (copy_node_stat): Likewise.
24342 (lookup_decl_from_uid): New function.
24343 (print_decl_for_uid_map_statistics): New helper.
24344 (dump_tree_statistics): Call it.
24346 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24347 (referenced_var_iterator): Adjust.
24348 (FOR_EACH_REFERENCED_VAR): Adjust.
24349 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24350 (num_referenced_vars): Adjust.
24351 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24352 (first_referenced_var): Remove.
24353 (end_referenced_vars_p): Likewise.
24354 (next_referenced_var): Likewise.
24355 (referenced_var_iterator_set): New helper function.
24356 * tree-dfa.c (referenced_var_lookup): Adjust.
24357 (referenced_var_check_and_insert): Likewise.
24358 (remove_referenced_var): Likewise.
24359 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24360 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24361 (verify_call_clobbering): Likewise.
24362 (verify_memory_partitions): Likewise.
24363 (init_tree_ssa): Allocate bitmap instead of hashtable for
24365 (delete_tree_ssa): Adjust.
24366 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24367 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24368 (compute_tag_properties): Likewise.
24369 (set_initial_properties): Likewise.
24370 (find_partition_for): Likewise.
24371 (update_reference_counts): Likewise.
24372 (dump_may_aliases_for): Likewise.
24373 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24374 (add_call_clobber_ops): Likewise.
24375 (add_call_read_ops): Likewise.
24376 (get_asm_expr_operands): Likewise.
24377 * tree-into-ssa.c (dump_decl_set): Likewise.
24378 (update_ssa): Likewise.
24379 * tree-sra.c (scan_function): Likewise.
24380 (decide_instantiations): Likewise.
24381 (scalarize_parms): Likewise.
24382 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24383 (dsa_named_for): Likewise.
24384 * tree-ssa-structalias.c (update_alias_info): Likewise.
24385 (merge_smts_into): Likewise.
24387 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24390 * doc/invoke.texi (-fcx-limited-range): Document new option.
24391 * toplev.c (process_options): Handle -fcx-fortran-rules.
24392 * common.opt: Add documentation for -fcx-fortran-rules.
24394 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24397 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24398 actual behaviour and C99.
24400 2008-02-26 Ben Elliston <bje@au.ibm.com>
24402 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24403 (ASM_CPU_POWER6_SPEC): Likewise.
24404 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24405 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24406 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24408 2008-02-25 Richard Guenther <rguenther@suse.de>
24410 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24411 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24412 (lookup_decl_from_uid): Declare.
24413 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24414 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24415 (decl_for_uid_map): New global hashtable mapping DECL_UID
24417 (init_ttree): Allocate it.
24418 (insert_decl_to_uid_decl_map): New helper function.
24419 (make_node_stat): Insert new decls into the map.
24420 (copy_node_stat): Likewise.
24421 (lookup_decl_from_uid): New function.
24422 (print_decl_for_uid_map_statistics): New helper.
24423 (dump_tree_statistics): Call it.
24425 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24426 (referenced_var_iterator): Adjust.
24427 (FOR_EACH_REFERENCED_VAR): Adjust.
24428 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24429 (num_referenced_vars): Adjust.
24430 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24431 (first_referenced_var): Remove.
24432 (end_referenced_vars_p): Likewise.
24433 (next_referenced_var): Likewise.
24434 (referenced_var_iterator_set): New helper function.
24435 * tree-dfa.c (referenced_var_lookup): Adjust.
24436 (referenced_var_check_and_insert): Likewise.
24437 (remove_referenced_var): Likewise.
24438 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24439 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24440 (verify_call_clobbering): Likewise.
24441 (verify_memory_partitions): Likewise.
24442 (init_tree_ssa): Allocate bitmap instead of hashtable for
24444 (delete_tree_ssa): Adjust.
24445 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24446 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24447 (compute_tag_properties): Likewise.
24448 (set_initial_properties): Likewise.
24449 (find_partition_for): Likewise.
24450 (update_reference_counts): Likewise.
24451 (dump_may_aliases_for): Likewise.
24452 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24453 (add_call_clobber_ops): Likewise.
24454 (add_call_read_ops): Likewise.
24455 (get_asm_expr_operands): Likewise.
24456 * tree-into-ssa.c (dump_decl_set): Likewise.
24457 (update_ssa): Likewise.
24458 * tree-sra.c (scan_function): Likewise.
24459 (decide_instantiations): Likewise.
24460 (scalarize_parms): Likewise.
24461 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24462 (dsa_named_for): Likewise.
24463 * tree-ssa-structalias.c (update_alias_info): Likewise.
24464 (merge_smts_into): Likewise.
24466 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24469 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24470 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24471 * alias.h (nonoverlapping_memrefs_p): Likewise.
24473 2008-02-25 Jan Beulich <jbeulich@novell.com>
24475 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24476 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24477 __emultls_get_address, __emultls_register_common,
24478 __floatundi?f, and _Unwind_GetIPInfo.
24479 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24480 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24481 (gen_regparm_prefix): Likewise.
24482 (i386_nlm_encode_section_info): Sync with
24483 config/i386/winnt.c:i386_pe_encode_section_info().
24484 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24485 i386_nlm_mangle_decl_assembler_name): New.
24486 (netware_override_options): New.
24487 * config/i386/netware.h (netware_override_options): Declare.
24488 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24489 (i386_nlm_mangle_decl_assembler_name): Declare.
24490 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24492 2008-02-25 Ben Elliston <bje@au.ibm.com>
24495 * c-decl.c (grokdeclarator): Remove unused local variables
24496 `typedef_type' and `type_as_written'.
24498 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24499 unused local variable `has_hot_blocks'.
24500 (fix_crossing_conditional_branches): Remove unused local variable
24503 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24505 PR middle-end/19984
24506 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24507 using DEF_C99_BUILTIN.
24508 (BUILT_IN_NANF): Ditto.
24509 (BUILT_IN_NANL): Ditto.
24511 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24512 Revital Eres <eres@il.ibm.com>
24514 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24515 regarding the order of two dependent insns in the same row.
24517 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24519 * stor-layout.c (layout_decl): Do not bump the alignment of a
24520 bit-field to more than byte alignment if it is packed.
24522 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24524 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24527 2008-02-24 Diego Novillo <dnovillo@google.com>
24529 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24532 * tree-vrp.c (vrp_evaluate_conditional): With
24533 -Wtype-limits, emit a warning when comparing against a
24534 constant outside the natural range of OP0's type.
24535 * c.opt (Wtype-limits): Move ...
24536 * common.opt (Wtype-limits): ... here.
24538 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24540 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24541 * config/rs6000/e300c2c3.md: New file.
24542 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24544 (rs6000_override_options): Add e300c2 and e300c3 cases to
24545 processor_target_table. Do not allow usage of Altivec or Spe
24546 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24547 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24548 * config/rs6000/rs6000.h (processor_type): Add
24549 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24550 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24551 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24552 and ppce300c3. Include e300c2c3.md.
24554 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24556 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24557 instead of TARGET_STRICT_ALIGN.
24559 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24561 * explow.c (memory_address): Assert that the generated address is
24564 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24567 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24568 * config/darwin-ppc-ldouble-patch.def: New file.
24569 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24570 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24571 SUBTARGET_INIT_BUILTINS if defined.
24572 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24575 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24578 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24579 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24581 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24584 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24585 file" warning condtional on -Winvalid-PCH.
24587 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24589 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24591 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24595 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24596 prevent reload from using MMX registers.
24597 (*mov<mode>_internal): Ditto.
24598 (*movv2sf_internal_rex64): Ditto.
24599 (*movv2sf_internal): Ditto.
24601 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24603 PR documentation/31569
24604 * doc/install.texi2html: Use makeinfo --no-number-sections.
24606 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24608 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24609 ensure that we can address an entire entity > 8 bytes. Don't
24610 generate reg+reg addressing for such data.
24612 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24614 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24615 strings when optimizing for size, unless the target cares about
24618 2008-02-22 Tom Tromey <tromey@redhat.com>
24620 * regclass.c (current_pass): Remove declaration.
24622 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24624 * config/avr/libgcc.S (__RAMPZ__): Define.
24625 (__do_copy_data): Add for devices with 128KB code memory.
24627 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24629 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24631 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24633 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24635 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24638 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24641 * c-typeck.c (build_binary_op): Warn about floating point
24642 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24644 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24647 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24648 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24650 (rs6000_override_options): Set altivec_abi as default, not override,
24651 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24652 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24653 is used; use new member spe_abi.
24654 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24655 spe_abi and altivec_abi.
24657 2008-02-22 Tomas Bily <tbily@suse.cz>
24659 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24661 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24664 * config.build (build_file_translate): Set to `CMD //c' only if
24666 * Makefile.in (build_file_translate): Improve comment.
24668 2008-02-21 Jan Hubicka <jh@suse.cz>
24670 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24671 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24672 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24674 2008-02-21 Michael Matz <matz@suse.de>
24677 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24679 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24681 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24682 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24683 as insn constraint.
24684 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24685 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24686 SSE_VEC_FLOAT_MODE_P as insn constraint.
24687 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24688 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24689 sse4a_movntdf using MODEF mode iterator.
24690 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24691 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24692 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24693 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24694 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24695 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24696 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24698 2008-02-21 Richard Guenther <rguenther@suse.de>
24700 * tree.def (PAREN_EXPR): New tree code.
24701 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24703 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24704 * expr.c (expand_expr_real_1): Likewise.
24705 * tree-inline.c (estimate_num_insns_1): Likewise.
24706 * tree-complex.c (expand_complex_move): Likewise.
24707 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24710 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24713 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24715 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24718 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24720 * config/sh/sh.c (find_barrier): Don't go past
24721 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24723 2008-02-20 DJ Delorie <dj@redhat.com>
24725 * config/h8300/h8300.md (insv): Force source operand to be a register.
24727 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24728 as a jump, not as a plain insn.
24730 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24732 * doc/invoke.texi (Warning Options): Add new option
24733 -Wframe-larger-than=.
24734 (-Wframe-larger-than): Document.
24736 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24737 Add declarations for new option variables.
24739 * final.c (final_start_function): Check the frame size
24740 before emission and issue a Wframe-larger-than warning.
24742 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24743 Add definitions for new option variables.
24744 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24746 * common.opt (Wframe-larger-than=): New option.
24748 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24750 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24751 (<sse>_div<mode>3): Ditto.
24752 (<sse>_vmdiv<mode>3): Ditto.
24753 (<sse>_vmsqrt<mode>2): Ditto.
24754 (*smax<mode>3): Ditto.
24755 (sse5_frcz<mode>2): Ditto.
24756 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24757 as insn constraint.
24759 2008-02-20 Richard Guenther <rguenther@suse.de>
24761 PR middle-end/35265
24762 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24763 be happy with INTEGRAL_TYPE_P.
24765 2008-02-20 Richard Guenther <rguenther@suse.de>
24767 * fold-const.c (split_tree): Associate floatig-point expressions
24768 if flag_associative_math is set.
24770 2008-02-20 Richard Guenther <rguenther@suse.de>
24772 * tree.h (fold_real_zero_addition_p): Declare.
24773 * fold-const.c (fold_real_zero_addition_p): Export.
24774 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24775 floating-point operations with zero and one.
24777 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24779 * doc/install.texi: Correct references to CFLAGS, replacing them
24780 with BOOT_CFLAGS. Document flags used during bootstrap for
24783 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24785 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24786 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24787 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24789 (smin<mode>3): Ditto from similar patterns.
24790 (smax<mode>3): Ditto.
24791 (*ieee_smin<mode>3): Ditto.
24792 (*ieee_smax<mode>3): Ditto.
24793 * config/i386/sse.md (sse): New mode attribute.
24794 (mov<mode>): Macroize expander from movv4sf and movv2df using
24795 SSEMODEF2P mode iterator.
24796 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24797 SSE_VEC_FLOAT_MODE_P as insn constraint.
24798 (storent<mode>): Ditto.
24799 (storent<mode>): Macroize expander from storentsf and storentdf using
24800 MODEF mode iterator.
24801 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24802 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24803 (abs<mode>2): Ditto from similar patterns.
24804 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24805 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24806 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24807 (<sse>_vmsqrt<mode>2): Ditto.
24808 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24809 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24810 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24811 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24812 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24813 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24814 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24816 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24817 iterator and SSE_FLOAT_MODE_P as insn constraint.
24818 (<sse>_ucomi): Ditto from similar patterns.
24819 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24820 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24821 SSE_VEC_FLOAT_MODE_P as insn constraint.
24822 (vcond<mode>): Ditto from similar patterns.
24823 (and<mode>3, *and<mode>3): Ditto.
24824 (<sse>_nand<mode>3): Ditto.
24825 (ior<mode>3, *ior<mode>3): Ditto.
24826 (xor<mode>3, *xor<mode>3): Ditto.
24827 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24828 iterator and SSE_FLOAT_MODE_P as insn constraint.
24829 (*nand<mode>3): Ditto from similar patterns.
24830 (*ior<mode>3): Ditto.
24831 (*xor<mode>3): Ditto.
24833 2008-02-20 Ira Rosen <irar@il.ibm.com>
24835 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24836 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24837 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24839 2008-02-19 Jan Hubicka <jh@suse.cz>
24841 * predict.c (tree_bb_level_predictions): Remove variable next
24842 mistakely introduced by previous commit.
24844 2008-02-19 Jan Hubicka <jh@suse.cz>
24846 * predict.c (predict_paths_leading_to): Rewrite.
24847 (predict_paths_for_bb): New.
24848 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24850 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24853 * Makefile.in (build_file_translate): New.
24854 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24855 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24856 * configure.ac (build_file_translate): Substitute it.
24857 * configure: Regenerate.
24859 2008-02-19 Jan Hubicka <jh@suse.cz>
24861 PR rtl-optimization/34408
24862 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24865 2008-02-19 Jan Hubicka <jh@suse.cz>
24867 PR middle-end/28779
24868 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24871 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24874 * config/i386/i386-modes.def: Revert the last DI alignment
24875 change until Ada people can look into it.
24877 2008-02-19 Nick Clifton <nickc@redhat.com>
24879 * opts.c (print_specific_help): Fix typo in --help text.
24881 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24884 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24885 32-bit inline asm without asm alternatives for host GCC < 3.0.
24887 2008-02-19 Richard Guenther <rguenther@suse.de>
24889 PR tree-optimization/34989
24890 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24891 Allow propagation to INDIRECT_REF if we can simplify only.
24893 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24895 * c-common.c (warn_for_collisions_1): Use appropriate option when
24898 2008-02-19 Nick Clifton <nickc@redhat.com>
24901 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24902 (handle_options): Fix indentation.
24903 (print_filtered_help): If no language-specific options were
24904 displayed tell the user how to list all the options supported by
24905 the language's front-end.
24906 (print_specific_help): Fix indentation and remove duplicate line.
24907 (common_handle_option): Handle the -v option.
24908 For --help enable the display of undocumented options if the -v
24909 switch has been included on the command line.
24910 For --help= check for overlaps in the arguments between the option
24911 classes and the language names and issue a warning when they
24912 cannot be disambiguated.
24913 * c.opt (v): Pass on to the common option handler.
24915 2008-02-19 Revital Eres <eres@il.ibm.com>
24917 * modulo-sched.c (sms_schedule): Change dump message when
24918 create_ddg function fails.
24919 (try_scheduling_node_in_cycle): Rename row to cycle.
24920 (print_partial_schedule): Rename CYCLE to ROW.
24922 2008-02-19 Christian Bruel <christian.bruel@st.com>
24923 Zdenek Dvorak <ook@ucw.cz>
24925 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24927 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24930 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24931 (*x86_movdicc_0_m1_se): Ditto.
24933 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24935 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24936 (CMPtype): Define as __gcc_CMPtype.
24937 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24938 (CMPtype): Define as __gcc_CMPtype.
24940 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24942 Support valgrind 3.3 for --enable-checking=valgrind.
24943 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24945 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24946 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24947 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24948 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24949 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24950 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24951 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24953 * ggc-zone.c: Similar.
24954 * ggc-page.c: Similar.
24956 2008-02-19 Paul Brook <paul@codesourcery.com>
24959 * config/arm/ieee754-df.S: Fix do_it typo.
24960 * config/arm/ieee754-sf.S: Fix do_it typo.
24962 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24965 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24966 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24967 (OPTION_MASK_ISA_SSE_SET): Likewise.
24968 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24969 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24970 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24971 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24972 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24973 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24974 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24975 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24976 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24977 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24978 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24979 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24980 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24981 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24982 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24983 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24984 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24985 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24986 (OPTION_MASK_ISA_SSE4): Removed.
24987 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24988 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24989 (override_options): Don't turn on implied SSE/MMX bits in
24992 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24994 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24997 2008-02-18 Joey Ye <joey.ye@intel.com>
24999 PR middle-end/34921
25000 * tree-nested.c (insert_field_into_struct): Set type alignment
25001 to field alignment if the former is less than the latter.
25003 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25005 * BASE-VER: Set to 4.4.0.
25007 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25009 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25010 * doc/cfg.texi: Likewise.
25011 * doc/extend.texi: Likewise.
25012 * doc/gty.texi: Likewise.
25013 * doc/invoke.texi: Likewise.
25014 * doc/loop.texi: Likewise.
25015 * doc/md.texi: Likewise.
25016 * doc/passes.texi: Likewise.
25017 * doc/rtl.texi: Likewise.
25018 * doc/sourcebuild.texi: Likewise.
25019 * doc/tm.texi: Likewise.
25020 * doc/tree-ssa.texi: Likewise.
25022 2008-02-17 Richard Guenther <rguenther@suse.de>
25024 PR middle-end/35227
25025 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25026 without default definition.
25028 2008-02-17 Richard Guenther <rguenther@suse.de>
25030 PR tree-optimization/35231
25031 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25034 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25037 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25038 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25039 libgcc_cmp_return mode.
25041 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25044 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25046 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25048 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25051 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25053 * doc/c-tree.texi: Use `@.' where appropriate.
25054 * doc/extend.texi: Likewise.
25055 * doc/install.texi: Likewise.
25056 * doc/invoke.texi: Likewise.
25057 * doc/loop.texi: Likewise.
25058 * doc/makefile.texi: Likewise.
25059 * doc/md.texi: Likewise.
25060 * doc/passes.texi: Likewise.
25061 * doc/standards.texi: Likewise.
25062 * doc/tm.texi: Likewise.
25064 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25066 PR middle-end/35196
25067 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25069 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25070 rather than in entry_bb.
25072 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25074 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25075 libgcc_cmp_return mode.
25077 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25079 PR middle-end/35130
25080 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25081 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25083 2008-02-15 Richard Guenther <rguenther@suse.de>
25084 Zdenek Dvorak <ook@ucw.cz>
25086 PR tree-optimization/35164
25087 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25088 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25089 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25090 Only propagate addresses which do not have abnormal SSA_NAMEs
25093 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25096 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25098 2008-02-15 Jan Hubicka <jh@suse.cz>
25100 PR middle-end/35149
25101 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25103 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25105 PR middle-end/34621
25106 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25107 when calculating alignment_pad.
25109 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25111 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25112 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25113 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25114 and STACK_BOUNDARY define.
25116 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25118 PR preprocessor/35061
25119 * c-pragma.c (handle_pragma_pop_macro): Check that
25120 pushed_macro_table has been allocated.
25122 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25124 PR middle-end/35136
25125 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25126 (force_gimple_operand): Likewise.
25127 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25128 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25129 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25130 (find_interesting_uses_address): Check addressability and alignment
25131 of the base expression only after substituting bases of IVs into it.
25133 2008-02-14 Michael Matz <matz@suse.de>
25136 * function.c (instantiate_virtual_regs_in_insn): Reload address
25137 before falling back to reloading the whole operand.
25139 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25141 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25142 before the first section switch note.
25144 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25146 * doc/bugreport.texi: Update copyright years.
25147 * doc/c-tree.texi: Likewise.
25148 * doc/cfg.texi: Likewise.
25149 * doc/cpp.texi: Likewise.
25150 * doc/cppinternals.texi: Likewise.
25151 * doc/fragments.texi: Likewise.
25152 * doc/frontends.texi: Likewise.
25153 * doc/gcc.texi: Likewise.
25154 * doc/gty.texi: Likewise.
25155 * doc/hostconfig.texi: Likewise.
25156 * doc/implement-c.texi: Likewise.
25157 * doc/libgcc.texi: Likewise.
25158 * doc/loop.texi: Likewise.
25159 * doc/makefile.texi: Likewise.
25160 * doc/options.texi: Likewise.
25161 * doc/passes.texi: Likewise.
25162 * doc/rtl.texi: Likewise.
25163 * doc/sourcebuild.texi: Likewise.
25164 * doc/standards.texi: Likewise.
25165 * doc/tree-ssa.texi: Likewise.
25166 * doc/trouble.texi: Likewise.
25168 * doc/extend.texi: Use @: or add comma where appropriate.
25169 * doc/invoke.texi: Likewise.
25170 * doc/tm.texi: Likewise.
25172 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25175 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25178 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25180 * doc/md.texi (clz, ctz): Add reference.
25181 * doc/rtl.texi (clz, ctz): Likewise.
25183 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25186 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25189 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25191 * config/s390/s390.c (struct constant_pool): New field
25192 emit_pool_after added.
25193 (s390_mainpool_start): Set the emit_pool_after flag according
25194 to the section switch notes.
25195 (s390_mainpool_finish): Consider emit_pool_after when emitting
25196 the literal pool at the end of the function.
25197 (s390_chunkify_start): Force literal pool splits at section
25200 2008-02-13 Michael Matz <matz@suse.de>
25203 * var-tracking.c (clobber_variable_part): Correctly traverse the
25206 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25209 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25210 Add -fdump-ipa-inline.
25211 * tree-dump.c (dump_files): Remove tree-inlined dump.
25212 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25214 2008-02-12 Richard Guenther <rguenther@suse.de>
25216 PR tree-optimization/35171
25217 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25220 2008-02-12 Richard Guenther <rguenther@suse.de>
25222 PR middle-end/35163
25223 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25224 value-preserving mode. Disallow final truncation.
25226 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25228 PR middle-end/35136
25229 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25230 code from here to...
25231 (force_gimple_operand): ...here.
25233 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25236 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25237 non-compatible pointers.
25238 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25239 different FIELD_DECLs, try harder by comparing field offsets, sizes
25242 PR inline-asm/35160
25243 * function.c (match_asm_constraints_1): Don't replace the same input
25246 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25248 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25249 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25250 (expand_epilogue): Restore RAMPZ register.
25251 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25253 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25255 * config/i386/cygwin.asm: (__alloca): Correct calling
25256 convention and alignment.
25257 (__chkstk): Force 8 byte stack alignment.
25259 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25260 Richard Guenther <rguenther@suse.de>
25262 PR tree-optimization/33992
25263 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25264 the zero we compare against.
25266 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25268 PR libfortran/35063
25269 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25270 to CloseHandle after unlocking to prevent accumulation of handle
25273 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25275 PR middle_end/34150
25276 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25277 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25278 and update LABEL_NUSES during and after reload.
25280 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25282 PR middle-end/34627
25283 * combine.c (simplify_if_then_else): Make sure the comparison is
25284 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25286 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25289 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25290 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25291 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25292 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25293 * tree.h (get_type_static_bounds): Likewise.
25295 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25297 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25298 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25299 Make -Wfoo language annotations match what the compiler outputs.
25301 2008-02-08 Sa Liu <saliu@de.ibm.com>
25303 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25304 intrinsics spu_convts, spu_convtu, spu_convtf.
25306 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25308 * doc/extend.texi (Function Attributes) <noinline>: Mention
25309 asm ("") as method to keep calls.
25311 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25314 * doc/options.texi (Options): Replace references to opts.sh with
25316 * opts-common.c: Likewise.
25317 * optc-gen.awk: Likewise.
25319 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25321 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25323 2008-02-07 Richard Henderson <rth@redhat.com>
25326 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25327 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25330 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25332 PR tree-optimization/35085
25333 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25334 for operand entry oe2 in addition to operand entry oe3 in order to
25335 expose more opportunities for vectorizer sum reduction.
25337 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25340 * Makefile.in (LIBS): Remove $(GMPLIBS).
25341 (cc1-dummy, cc1): Add $(GMPLIBS).
25343 2008-02-06 Jan Hubicka <jh@suse.cz>
25346 * i386.md (moddf_integer): Do not produce partial memory stalls for
25347 targets where it hurts.
25349 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25352 * optabs.c (expand_float): Do not check for decimal modes when
25353 expanding unsigned integer through signed conversion.
25355 2008-02-06 Nick Clifton <nickc@redhat.com>
25357 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25358 inside the clobber with a match_operand and duplicated operand
25359 number in the constraint.
25360 (ineqbranchsi): Delete redundant comment.
25362 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25364 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25365 builtin_define ("__USE_INIT_FINI__").
25366 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25368 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25370 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25372 PR documentation/30330
25373 * doc/invoke.texi (C++ Dialect Options)
25374 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25375 For each warning option -Wfoo that allows -Wno-foo, ensure both
25376 -Wfoo and -Wno-foo are listed in the option index. Fix index
25377 entry of -Wswitch-default, index -Wnormalized= including the
25378 `=', and -Wlarger-than-@var{len} including @var{len}.
25380 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25382 * config/i386/i386.md (floatunssisf2): Use
25383 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25384 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25385 Macroize expander using MODEF mode iterator.
25387 2008-02-05 Diego Novillo <dnovillo@google.com>
25389 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25392 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25394 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25397 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25399 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25402 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25403 to indicate if a message should be generated.
25404 (init_cumulative_args): Updated.
25405 (function_value_32): Likewise.
25407 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25409 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25411 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25414 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25415 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25417 2008-02-04 Diego Novillo <dnovillo@google.com>
25419 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25422 * tree-vrp.c (vrp_evaluate_conditional): With
25423 -Wtype-limits, emit a warning when comparing against a
25424 constant outside the natural range of OP0's type.
25426 2008-02-04 Richard Guenther <rguenther@suse.de>
25428 PR middle-end/33631
25429 * expr.c (count_type_elements): Give for unions instead of
25432 2008-02-04 Richard Guenther <rguenther@suse.de>
25434 PR middle-end/35043
25435 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25436 to TYPE_DOMAINs base type instead of using bitsizetype here.
25438 2008-02-03 Jason Merrill <jason@redhat.com>
25440 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25442 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25445 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25446 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25447 (RS/6000 and PowerPC Options): Fix typos and markup.
25448 * doc/passes.texi (Tree-SSA passes): Likewise.
25450 2008-02-02 Michael Matz <matz@suse.de>
25453 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25454 from record_last_reg_set_info.
25455 (record_last_reg_set_info): Take an RTX argument, iterate over all
25456 constituent hardregs.
25457 (record_last_set_info, record_opr_changes): Change calls to
25458 new signature or to record_last_reg_set_info_regno.
25460 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25462 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25464 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25466 PR rtl-optimization/34773
25467 * reg-notes.def (EQUAL): Mention significance of combination of
25468 REG_EQUAL and REG_RETVAL.
25469 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25470 insn that has a REG_RETVAL.
25472 2008-02-01 Roger Sayle <roger@eyesopen.com>
25475 * configure.ac (--enable-fixed-point): Disable unless explicitly
25477 * configure: Regenerate.
25479 2008-02-01 Richard Guenther <rguenther@suse.de>
25482 * invoke.texi (-finline-limit): Remove no longer true parts
25483 of the documentation. Note that there is no default value.
25485 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25486 Mark Mitchell <mark@codesourcery.com>
25487 Ben Elliston <bje@au.ibm.com>
25490 * doc/extend.texi (Other Builtins): Document.
25492 2008-01-31 Tom Browder <tom.browder@gmail.com>
25494 * doc/c-tree.texi (Types): Fix grammar.
25495 (Expression trees): Ditto.
25496 * doc/passes.texi (Tree-SSA passes): Ditto.
25498 * doc/configterms.texi (Configure Terms): Fix typo.
25499 * doc/cpp.texi (Common Predefined Macros): Ditto.
25500 * doc/md.texi (Machine Constraints): Ditto.
25502 * doc/makefile.texi (Makefile): Add comma.
25504 2008-01-31 Tom Browder <tom.browder@gmail.com>
25505 Gerald Pfeifer <gerald@pfeifer.com>
25507 * doc/sourcebuild.texi (Front End): Remove references to CVS
25508 and CVSROOT/modules.
25509 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25510 (Back End): Remove reference to CVS.
25512 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25515 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25517 (mips16_gp_pseudo_reg): ...here.
25518 * config/mips/mips.md (load_const_gp): Replace with...
25519 (load_const_gp_<mode>): ...this :P-based insn.
25521 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25523 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25524 options. Minor fixes.
25525 (-std): Move reference to standards closer to where language
25526 standards are first mentioned.
25528 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25530 PR rtl-optimization/34995
25531 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25532 parameter and return a bool. If the rtx parameter is nonnull,
25533 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25534 (find_reloads): Update call accordingly. Pass the new operand
25535 if it needed no address reloads, otherwise pass null.
25537 2008-01-30 Richard Henderson <rth@redhat.com>
25540 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25541 for unbounded arrays.
25543 2008-01-30 Silvius Rus <rus@google.com>
25545 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25547 2008-01-30 Jan Hubicka <jh@suse.cz>
25550 * i386.c (init_cumulative_args): Use real function declaration when
25553 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25555 PR rtl-optimization/34998
25556 * global.c (build_insn_chain): Treat non-subreg_lowpart
25557 SUBREGs of pseudos as clobbering all the words covered by the
25558 SUBREG, not just all the bytes.
25559 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25560 original df_ref rather than an extract parameter.
25561 (global_conflicts): Update call accordingly.
25563 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25565 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25566 the overflow check to make it easier to read.
25567 (__fixtfdi): Change the type of the ll member in union
25568 long_double to UDItype_x.
25570 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25572 PR middle-end/34969
25573 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25574 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25575 * tree-inline.c (fold_marked_statements): Call
25576 cgraph_update_edges_for_call_stmt if folding a call statement.
25577 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25578 debug_generic_stmt calls, reset it back afterwards.
25581 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25583 * c-typeck.c (build_external_ref): Don't pedwarn about
25584 static vars in current function's scope.
25586 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25588 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25590 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25593 * ipa-struct-reorg.c: Fix spelling.
25594 * params.def: Ditto.
25596 2008-01-29 Richard Guenther <rguenther@suse.de>
25598 PR middle-end/35006
25599 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25601 * tree-inline.c (remap_type): Increment remapping_type_depth
25602 around remapping types.
25603 (copy_body_r): Only add referenced variables if they are referenced
25604 from code, not types.
25606 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25617 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25618 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25620 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25623 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25624 pointer for tiny stack.
25626 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25628 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25630 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25632 * config/vx-common.h: Fix typo in comment.
25634 2008-01-28 Ian Lance Taylor <iant@google.com>
25638 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25639 coalesce pointers if they have different DECL_NO_TBAA_P values.
25640 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25641 between variables with different DECL_NO_TBAA_P values.
25643 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25646 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25647 are not legitimate small data references on SPE targets.
25649 2008-01-28 David Daney <ddaney@avtrex.com>
25651 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25653 2008-01-28 David Daney <ddaney@avtrex.com>
25655 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25657 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25659 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25660 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25661 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25662 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25663 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25664 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25665 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25666 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25668 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25670 * basic-block.h (condjump_equiv_p): Fix comment.
25672 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25674 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25675 print_generic_stmt_indented): Fix comment.
25677 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25679 * configure.ac (__stack_chk_fail): Add detecion for availability
25680 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25681 * configure: Regenerate.
25683 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25685 PR middle-end/34688
25686 * final.c (output_addr_const): Handle TRUNCATE.
25688 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25691 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25692 (zero_cost, infinite_cost): New constants.
25693 (struct cost_pair): Change type of cost to comp_cost.
25694 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25695 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25697 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25698 split_address_cost, ptr_difference_cost, difference_cost,
25699 get_computation_cost_at, get_computation_cost,
25700 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25701 determine_use_iv_cost_condition, determine_use_iv_costs,
25702 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25703 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25704 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25705 Change type of cost to comp_cost.
25706 (determine_iv_cost): Increase cost of non-original ivs, instead
25707 of decreasing the cost of original ones.
25708 (get_address_cost): Indicate the complexity of the addressing mode
25710 (try_add_cand_for): Prefer using ivs not specific to some object.
25711 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25713 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25714 Janis Johnson <janis187@us.ibm.com>
25717 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25718 (TARGET_INSTANTIATE_DECLS): Likewise.
25719 * target.h (expand_to_rtl_hook): New target hook.
25720 (instantiate_decls): Likewise.
25721 * function.c (instantiate_decl): Make non-static. Rename to...
25722 (instantiate_decl_rtl): ... this.
25723 (instantiate_expr): Use instantiate_decl_rtl.
25724 (instantiate_decls_1): Likewise.
25725 (instantiate_decls): Likewise.
25726 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25727 * function.h (instantiate_decl_rtl): Add prototype.
25728 * cfgexpand.c (target.h): New include.
25729 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25730 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25731 (TARGET_INSTANTIATE_DECLS): Likewise.
25732 (TARGET_INITIALIZER): New target hooks added.
25733 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25735 * config/rs6000/rs6000.c (tree-flow.h): New include.
25736 (machine_function): Add sdmode_stack_slot field.
25737 (rs6000_alloc_sdmode_stack_slot): New function.
25738 (rs6000_instantiate_decls): Likewise.
25739 (rs6000_secondary_memory_needed_rtx): Likewise.
25740 (rs6000_check_sdmode): Likewise.
25741 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25742 (TARGET_INSTANTIATE_DECLS): Likewise.
25743 (rs6000_hard_regno_mode_ok): Allow SDmode.
25744 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25745 (rs6000_emit_move): Handle SDmode.
25746 (function_arg_advance): Likewise.
25747 (function_arg): Likewise.
25748 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25749 SDmode var args for 32-bit compiles.
25750 (rs6000_secondary_reload_class): Handle SDmode.
25751 (rs6000_output_function_epilogue): Likewise.
25752 (rs6000_function_value): Simplify if statement.
25753 (rs6000_libcall_value): Likewise.
25754 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25755 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25756 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25757 (movsd_hardfloat): New define_insn.
25758 (movsd_softfloat): Likewise.
25759 (movsd_store): Likewise.
25760 (movsd_load): Likewise.
25761 (extendsddd2): Likewise.
25762 (extendsdtd2): Likewise.
25763 (truncddsd2): Likewise.
25764 (movdd_hardfloat64): Fixup comment.
25765 (UNSPEC_MOVSD_LOAD): New constant.
25766 (UNSPEC_MOVSD_STORE): Likewise.
25768 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25771 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25773 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25774 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25775 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25776 and TRUTH_XOR_EXPR.
25778 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25781 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25782 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25783 __LONGDOUBLE128 too.
25784 * config/rs6000/aix61.h: New file.
25786 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25788 PR rtl-optimization/34959
25789 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25790 popcount and parity rtxes the same mode as their operand.
25791 Truncate or extend the result to the return value's mode
25794 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25797 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25798 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25799 to GOT_VERSION_REGNUM.
25800 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25801 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25802 * config/mips/mips.c (mips_emit_call_insn): New function.
25803 (mips_call_tls_get_addr): Call mips_expand_call directly.
25804 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25806 (mips16_build_call_stub): Likewise. Return the call insn or null.
25807 (mips_expand_call): Update the call to mips16_build_call_stub
25808 accordingly and a remove redundant condition. Assert that MIPS16
25809 stubs do not use lazy binding. Use mips_emit_call_insn and return
25811 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25813 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25814 (mips_avoid_hazard): Remove hazard_set handling.
25815 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25816 (UNSPEC_RESTORE_GP): ...this.
25817 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25818 (FAKE_CALL_REGNO): Rename to...
25819 (GOT_VERSION_REGNUM): ...this.
25820 (type): Add "ghost" value. Add an associated insn reservation.
25821 (hazard_set): Remove.
25822 (exception_receiver): Rename to...
25823 (restore_gp): ...this and update the unspec identifier accordingly.
25824 (exception_receiver, nonlocal_got_receiver): New expanders.
25825 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25826 FAKE_CALL_REGNO. Remove hazard_set attribute.
25827 (set_got_version, update_got_version): New patterns.
25829 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25832 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25834 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25837 * doc/install.texi2html: Generate gcc-vers.texi.
25839 2008-01-25 DJ Delorie <dj@redhat.com>
25841 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25843 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25845 * config/c4x: Remove directory.
25846 * config.gcc (crx-*, mt-*): Mark obsolete.
25847 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25848 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25849 sh-*-rtemscoff*): Remove cases.
25850 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25851 * real.c (encode_c4x_single, decode_c4x_single,
25852 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25853 c4x_extended_format): Remove.
25854 * real.h (c4x_single_format, c4x_extended_format): Remove.
25855 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25857 (Pragmas): Remove comment about c4x pragmas.
25858 * doc/install.texi (c4x): Remove target-specific instructions.
25859 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25860 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25861 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25862 refer to C4x source files as examples.
25863 (C4X_FLOAT_FORMAT): Remove documentation.
25865 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25867 * config/bfin/bfin.c (override_options): Reorder tests so that
25868 flag_pic gets enabled for -msep-data.
25870 2008-01-25 Richard Guenther <rguenther@suse.de>
25872 PR middle-end/32244
25873 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25874 to its bitfield precision if required.
25876 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25878 PR middle-end/33880
25879 * tree-nested.c (walk_omp_for): New function.
25880 (convert_nonlocal_reference, convert_local_reference): Call
25881 walk_omp_for on OMP_FOR.
25882 (convert_call_expr): Call walk_body on OMP_FOR's
25883 OMP_FOR_PRE_INIT_BODY.
25885 2008-01-25 Richard Guenther <rguenther@suse.de>
25887 PR tree-optimization/34966
25888 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25889 default defs and PHI_NODEs we have to insert after the
25890 defining statement.
25892 2008-01-24 Nick Clifton <nickc@redhat.com>
25894 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25895 Provide a default definition.
25896 (LIBGCC2_UNITS_PER_WORD): Likewise.
25898 * config/stormy16/stormy16.c: Include df.h for the prototype
25899 for df_regs_ever_live_p.
25900 (xstormy16_expand_builtin_va_start): Convert the stack offset
25901 into a component_ref and then use POINTER_PLUS_EXPR to add it
25902 to the incoming_virtual_args_rtx.
25903 (xstormy16_gimplify_va_arg_expr): Rename to
25904 xstormy16_gimplify_va_arg_expr.
25905 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25906 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25907 xstormy16_gimplify_va_arg_expr.
25908 Fix up some formatting issues.
25910 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25911 Move to predicates.md.
25912 (xs_hi_general_operand): Likewise.
25913 (xs_hi_nonmemory_operand): Likewise.
25914 * config/stormy16/predicates.md:
25915 (xstormy16_carry_plus_operand): New predicate.
25916 (xs_hi_general_operand): New predicate.
25917 (xs_hi_nonmemory_operand): New predicate.
25918 * config/stormy16/stormy16-protos.h:
25919 (xstormy16_carry_plus_operand): Delete prototype.
25920 (xs_hi_general_operand): Likewise.
25921 (xs_hi_nonmemory_operand): Likewise.
25923 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25924 modifiers as they are no longer needed and they can trigger
25925 reload spill failures.
25927 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25928 with a match_operand in order to help reload.
25930 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25931 constraint with 'e' for the 8th alternative as this version of
25932 the mov.w instruction only accepts the lower 8 registers.
25934 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25937 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25938 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25941 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25943 PR middle-end/33333
25944 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25946 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25948 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25950 (remove_structure): Update allocations list before removing structure.
25952 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25954 * ipa-struct-reorg.c (is_safe_cond_expr,
25955 create_new_stmts_for_cond_expr): Use integer_zerop function,
25956 that recognize not only zero-pointer, but zero-integer too.
25958 2008-01-25 Ben Elliston <bje@au.ibm.com>
25961 * fixproto: Escape "." in sed expression that strips leading "./".
25963 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25966 * gcc.c (SWITCH_OK): Removed.
25967 (SWITCH_LIVE): Changed to bit.
25968 (SWITCH_FALSE): Likewise.
25969 (SWITCH_IGNORE): Likewise.
25970 (switchstr): Change live_cond to unsigned int.
25971 (process_command): Replace SWITCH_OK with 0.
25972 (do_self_spec): Likewise.
25973 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25974 (give_switch): Likewise.
25975 (used_arg): Likewise.
25976 (do_spec_1): Set the SWITCH_IGNORE bit.
25977 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25978 bits. Set the SWITCH_LIVE bit.
25980 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25982 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25984 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25986 PR tree-optimization/34472
25987 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25988 parameter to a "bool *" and set *DATA to false if there is
25989 an unsafe access. Do not delete the structure here.
25990 (check_cond_exprs): Delete it here instead.
25991 (check_cond_exprs, exclude_cold_structs): Do not increase
25992 I when removing a structure.
25994 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25997 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25998 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26000 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26002 PR middle-end/34934
26003 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26004 a fixed vector for stack.
26006 2008-01-24 Ben Elliston <bje@au.ibm.com>
26009 * doc/gcc.texi (Software development): Add a direntry for g++.
26011 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26013 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26014 stale and straggling -fforce-addr comments above.
26016 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26018 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26019 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26021 2008-01-23 Michael Matz <matz@suse.de>
26024 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26027 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26029 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26030 malloc result type.
26032 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26034 * config/avr/avr.c (avr_current_arch): New variable.
26035 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26036 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26037 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26038 (avr_override_options): Init 'avr_current_arch'.
26039 (base_arch_s): Move from here...
26040 * config/avr/avr.h (base_arch_s): ... here. Add new members
26041 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26042 'mega' to 'have_jmp_call'.
26043 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26044 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26046 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26048 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26049 MULTILIB_MATCHES): Ditto.
26051 2008-01-23 Richard Guenther <rguenther@suse.de>
26053 PR middle-end/31529
26054 * cgraphunit.c (cgraph_reset_node): Always mark the node
26055 not reachable if it is not queued already.
26057 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26059 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26060 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26061 (cputype_selected): New static variable.
26062 (bfin_handle_option): Set it if -mcpu is used.
26063 (override_option): Select default set of workarounds if no cpu type
26064 selected on the command line.
26065 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26067 From Michael Frysinger <michael.frysinger@analog.com>
26068 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26069 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26071 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26072 for bf547, bf523, bf524, and bf526.
26073 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26075 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26076 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26077 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26078 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26079 * doc/invoke.texi (Blackfin Options): Document that
26080 -mcpu now accept bf547, bf523, bf524, and bf526.
26082 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26084 PR rtl-optimization/34628
26085 * combine.c (try_combine): Stop and undo after the first combination
26086 if an autoincrement side-effect on the first insn has effectively
26089 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26092 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26093 Offset addresses are not valid for Altivec or paired float modes.
26095 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26098 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26099 if DECL_INITIAL (decl) is error_mark_node.
26102 * c-common.c (handle_vector_size_attribute): Only allow
26103 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26104 the same way as pointer, array etc. types.
26105 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26108 * tree.c (build_type_attribute_qual_variant): Call
26109 build_qualified_type if attributes are equal, but quals are not.
26111 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26114 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26115 * flags.h (warn_strict_aliasing): Remove.
26116 (warn_strict_overflow): Remove.
26117 * opts.c (warn_strict_aliasing): Remove.
26118 (warn_strict_overflow): Remove.
26119 * c-opts.c (c_common_handle_option): -Wall only sets
26120 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26121 (c_common_post_options): Give default values to -Wstrict-aliasing
26122 and -Wstrict-overflow if they are uninitialized.
26123 * common.opt (Wstrict-aliasing): Specify Var and Init.
26124 (Wstrict-overflow): Likewise.
26126 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26128 PR rtl-optimization/26854
26129 PR rtl-optimization/34400
26130 PR rtl-optimization/34884
26131 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26133 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26134 (df_rd_bb_info.expanded_lr_out): Deleted
26135 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26136 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26137 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26138 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26139 Removed code to allocate, initialize or free expanded_lr_out.
26140 (df_rd_bb_local_compute_process_def): Restructured to make more
26142 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26143 sets if the sets are being trimmed.
26145 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26148 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26149 (as_vers): Likewise.
26150 * configure: Regenerated.
26152 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26154 PR middle-end/33092
26155 * tree-pass.h (pass_build_alias): New pass.
26156 * tree-ssa-alias.c (gate_build_alias): New.
26157 (pass_build_alias): New.
26158 * passes.c (init_optimization_passes): Add pass_build_alias after
26159 pass_create_structure_vars.
26161 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26163 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26164 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26165 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26166 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26167 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26168 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26169 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26170 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26171 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26172 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26173 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26174 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26175 * config/s390/s390.md (FP_ALL): New mode iterator.
26176 (_d): New mode attribute.
26177 ("*signbit<mode>2>"): Changed mode of first operand.
26178 ("isinf<mode>2"): Changed mode of first operand.
26179 ("*TDC_insn"): Adaptation for DFP modes.
26181 2008-01-22 Ben Elliston <bje@au.ibm.com>
26183 * tree.c (check_qualified_type): Improve function description.
26185 2008-01-21 Jason Merrill <jason@redhat.com>
26188 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26189 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26192 2008-01-21 DJ Delorie <dj@redhat.com>
26194 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26197 2008-01-21 Richard Guenther <rguenther@suse.de>
26199 PR middle-end/34856
26200 * tree-cfg.c (verify_expr): Allow all invariant expressions
26201 instead of just constant class ones as reference argument.
26202 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26203 like any other constant.
26204 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26206 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26208 * regmove.c (fixup_match_1): Update call crossed frequencies.
26210 2008-01-21 Richard Guenther <rguenther@suse.de>
26213 * tree-inline.c (setup_one_parameter): Deal with mismatched
26214 types using a VIEW_CONVERT_EXPR.
26216 2008-01-21 Alon Dayan <alond@il.ibm.com>
26217 Olga Golovanevsky <olga@il.ibm.com>
26219 PR tree-optimization/34701
26220 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26221 when the structure size is not a power of 2.
26223 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26225 * doc/install.texi: Add doc for --enable-checking=df.
26227 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26229 PR rtl-optimization/34808
26230 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26232 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26234 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26237 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26239 PR rtl-optimization/26854
26240 PR rtl-optimization/34400
26241 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26243 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26244 (df_rd_bb_info.expanded_lr_out): New.
26245 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26246 * loop_iv.c (iv_analysis_loop_init): Ditto.
26247 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26248 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26249 Added code to allocate, initialize or free expanded_lr_out.
26250 (df_rd_bb_local_compute_process_def): Restructured to make
26251 more understandable.
26252 (df_rd_confluence_n): Add code to do nothing with fake edges and
26253 code to no apply invalidate_by_call sets if the sets are being trimmed.
26254 (df_lr_local_finalize): Renamed to df_lr_finalize.
26255 (df_live_local_finalize): Renamed to df_live_finalize.
26257 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26260 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26261 deciding whether to use reciprocal instructions.
26263 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26265 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26266 dwarf2out_note_section_used if cold_text_section is NULL.
26268 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26270 PR gcov-profile/34610
26271 * tree-cfg.c (make_edges): Mark both outgoing edges from
26272 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26273 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26274 from OMP_FOR and OMP_CONTINUE outgoing edges.
26276 * tree-profile.c (tree_profiling): Return early if
26277 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26279 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26280 from cfun to child_cfun.
26281 * function.h (struct function): Add after_tree_profile bit.
26283 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26285 * config/avr/avr.S (_exit): Disable interrupt.
26287 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26288 Steven Bosscher <stevenb.gcc@gmail.com>
26290 PR rtl-optimization/26854
26291 PR rtl-optimization/34400
26292 * df-problems.c (df_live_scratch): New scratch bitmap.
26293 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26294 (df_live_reset): Clear the proper bitmaps.
26295 (df_live_bb_local_compute): Only process the artificial defs once
26296 since the order is not important.
26297 (df_live_init): Init the df_live sets only with the variables
26298 found live by df_lr.
26299 (df_live_transfer_function): Use the df_lr sets to prune the
26300 df_live sets as they are being computed.
26301 (df_live_free): Free df_live_scratch.
26303 2008-01-18 Ian Lance Taylor <iant@google.com>
26305 * common.opt: Add fmerge-debug-strings.
26306 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26307 flag_merge_debug_strings rather than flag_merge_constants.
26308 * doc/invoke.texi (Option Summary): Mention
26309 -fmerge-debug-strings.
26310 (Debugging Options): Document -fmerge-debug-strings.
26312 2008-01-18 Ian Lance Taylor <iant@google.com>
26315 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26316 (struct tree_function_decl): Add new field operator_new_flag.
26317 * tree-inline.c (expand_call_inline): When inlining a call to
26318 operator new, force the return value to go into a variable, and
26319 set DECL_NO_TBAA_P on that variable.
26320 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26322 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26325 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26326 DWARF2_DEBUGGING_INFO.
26327 (dwarf2out_note_section_used): Ditto. Add prototype.
26328 (have_multiple_function_sections, text_section_used,
26329 cold_text_section_used, *cold_text_sections): Move declarations
26332 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26334 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26335 field and add signal_ra.
26336 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26337 assignments to frame state pc. Move end of stack check after
26338 MD_FALLBACK_FRAME_STATE_FOR.
26339 (uw_update_context_1): Use frame state signal_regs if set, instead
26340 of checking signal_frame flag.
26341 (uw_update_context): Use frame state signal_ra if set.
26342 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26343 * config/xtensa/linux-unwind.h: New file.
26345 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26347 * modulo-sched.c (get_sched_window): Fix comment typo.
26349 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26351 PR tree-optimization/34648
26352 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26354 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26356 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26357 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26359 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26361 PR rtl-optimization/34400
26362 * df-core.c (df_worklist_dataflow_overeager,
26363 df_worklist_dataflow_doublequeue): New functions.
26364 (df_worklist_dataflow): Two different worklist solvers.
26365 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26368 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26371 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26372 and ftree-parallelize-loops.
26374 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26376 PR rtl-optimization/34826
26377 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26379 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26381 * global.c (find_reg): Mark the eh regs as used if necessary.
26382 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26383 * ra.h (struct allocno): no_eh_reg field added. Changed
26384 no_stack_reg type to bitfield.
26386 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26388 * tree.c (substitute_in_expr): Add missing 'break'.
26390 2008-01-17 Richard Guenther <rguenther@suse.de>
26392 PR tree-optimization/34825
26393 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26394 x / x as division to handle.
26396 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26398 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26399 "-pthread" is specified.
26400 * pa-hpux11.h (LIB_SPEC): Likewise.
26402 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26403 Peter Bergner <bergner@vnet.ibm.com>
26405 PR rtl-optimization/33796
26406 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26408 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26410 PR libgfortran/34699
26411 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26413 * pa-hpux10.h (LINK_SPEC): Likewise.
26414 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26416 2008-01-16 Richard Guenther <rguenther@suse.de>
26418 PR middle-end/32628
26419 * fold-const.c (fold_convert_const_int_from_int): Do not
26420 set overflow if that occured only because of a sign extension
26421 change when converting from/to a sizetype with the same
26422 precision and signedness.
26424 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26427 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26428 location address to the correct place. Update copyright year.
26430 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26432 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26433 no dependences in the dependence_relations vector.
26435 2008-01-16 Jan Hubicka <jh@suse.cz>
26437 PR rtl-optimization/31396
26438 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26439 * cfg.c (dump_reg_info): Print it.
26440 * regs.h (struct reg_info_t): add freq_calls_crossed.
26441 (REG_FREQ_CALLS_CROSSED): New macro.
26442 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26443 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26444 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26445 regmove_optimize): Update call crossed frequencies.
26446 * local-alloc.c (struct qty): Add freq_calls_crossed.
26447 (alloc_qty): Copute freq_calls_crossed.
26448 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26449 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26450 * ra.h (struct allocno): Add freq_calls_crossed.
26452 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26454 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26455 libgomp when compiling with ftree-parallelize-loops.
26456 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26458 2008-01-16 Richard Guenther <rguenther@suse.de>
26460 PR tree-optimization/34769
26461 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26462 * tree.c (int_cst_value): Instead make this function more
26463 permissive in what it accepts as valid input. Document this
26464 function always sign-extends the value.
26466 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26467 Richard Guenther <rguenther@suse.de>
26470 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26471 (gimple_fold_indirect_ref_rhs): ... this.
26472 (gimple_fold_indirect_ref): New function with foldings
26473 that preserve lvalueness.
26474 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26475 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26476 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26477 to fold an INDIRECT_REF, fall back to the old use of
26478 fold_indirect_ref_1.
26480 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26482 * tree-data-ref.c (subscript_dependence_tester_1): Call
26483 free_conflict_function.
26484 (compute_self_dependence): Same.
26486 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26489 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26490 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26492 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26493 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26494 for DWARF2_UNWIND_INFO targets.
26496 2008-01-16 Richard Guenther <rguenther@suse.de>
26499 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26500 type qualifiers for function types.
26502 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26504 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26505 loop_iterator li from previous commit.
26507 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26509 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26511 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26513 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26514 (parallelize_loops): Don't parallelize irreducible components.
26516 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26519 * c-opts (c_common_post_options): Do not enable CPP
26520 flag_pedantic_errors by default.
26522 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26524 PR rtl-optimization/31944
26525 * cse.c (remove_pseudo_from_table): New function.
26526 (merge_equiv_classes): Use above function to remove pseudo-registers.
26527 (invalidate): Likewise.
26529 2008-01-13 Richard Guenther <rguenther@suse.de>
26531 PR middle-end/34601
26532 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26533 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26535 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26537 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26538 validate_change to unshare the source of the PC set.
26540 2008-01-12 Jan Hubicka <jh@suse.cz>
26542 PR middle-end/32135
26543 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26544 references above array bounds. This might trigger bounds checks for
26545 pointers to arrays.
26547 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26549 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26550 new_replaceable_dependencies.
26552 2008-01-12 Doug Kwan <dougkwan@google.com>
26554 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26555 instead of OPT_Wreturn_type in warning due to ignored return type
26557 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26558 options included in -Wextra.
26559 * c.opt: New option -Wignored_qualifiers.
26560 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26561 -Wignore_qualifiers.
26562 (-Wignored-qualifiers): Document.
26563 (-Wreturn-type): Remove description of functionality now handled
26564 by -Wignored-qualifiers.
26566 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26569 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26570 NOP_EXPR if it is between integral types with the same precision.
26572 2008-01-12 Jan Hubicka <jh@suse.cz>
26575 * invoke.texi (max-inline-recursive-depth): Fix default value.
26577 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26579 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26582 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26584 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26586 2008-01-11 James E. Wilson <wilson@specifix.com>
26589 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26591 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26593 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26594 save/restore frame pointer register and don't use 'call-prologues'
26595 optimization in function with "OS_task" attribute.
26597 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26599 PR middle-end/31309
26600 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26601 when copying to memory.
26603 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26605 PR rtl-optimization/30905
26606 * cfgcleanup.c: Include dce.h
26607 (crossjumps_occured): New global variable.
26608 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26609 If something changed, set crossjumps_occured to true.
26610 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26611 Don't add/remove fake edges to exit here...
26612 (cleanup_cfg): ...but do it here, when crossjumping.
26613 Run a fast DCE when successful crossjumps occured in the latest
26614 iteration of try_optimize_cfg.
26616 2008-01-11 Richard Guenther <rguenther@suse.de>
26618 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26619 (struct vn_unary_op_s): Likewise.
26620 (vn_reference_insert): Free old reference on hash collision.
26622 2008-01-10 Raksit Ashok <raksit@google.com>
26624 PR rtl-optimization/27971
26625 * combine.c (find_split_point): Split PLUS expressions which are
26626 inside a MEM rtx, and whose first operand is complex.
26628 2008-01-10 DJ Delorie <dj@redhat.com>
26630 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26631 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26632 (m32c_hard_regno_ok): Call the underlying function.
26634 2008-01-10 Richard Guenther <rguenther@suse.de>
26636 PR middle-end/34683
26637 * tree-cfg.c (tree_merge_blocks): Do not go through the
26638 full-blown folding and stmt updating path if we just deal
26639 with virtual operands.
26640 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26641 test for abnormal SSA_NAMEs.
26643 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26645 PR middle-end/34641
26646 * reload.c (push_reload): Add assertions. All constants from
26647 reg_equiv_constant should have been used for replacing the respective
26649 (find_reloads_address): Invoke find_reloads_address_part for
26650 constant taken from the reg_equiv_constant array.
26652 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26654 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26655 field (valnum) the first in the struct. Replace bools with
26658 2008-01-10 Richard Guenther <rguenther@suse.de>
26660 PR tree-optimization/34651
26661 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26662 types and ordering for masking and converting.
26664 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26666 PR tree-optimization/34017
26667 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26668 also for PHI_NODE expressions.
26670 2008-01-09 Jan Hubicka <jh@suse.cz>
26672 PR tree-optimization/34708
26673 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26674 based on number of case labels.
26675 (init_inline_once): Remove switch_cost.
26676 * tree-inline.h (eni_weights_d): Remove switch_cost.
26678 2008-01-09 Richard Guenther <rguenther@suse.de>
26679 Andrew Pinski <andrew_pinski@playstation.sony.com>
26681 PR middle-end/30132
26682 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26683 temporary if an rvalue is ok or an lvalue is not required.
26685 2008-01-09 Richard Guenther <rguenther@suse.de>
26687 PR middle-end/34458
26688 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26689 adjust return type.
26691 2008-01-09 Richard Guenther <rguenther@suse.de>
26693 PR middle-end/34679
26694 * tree.c (host_integerp): Check for sizetype only if the
26695 type is an integer type.
26697 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26700 * opts.c (decode_options): Disable inlining of functions called
26701 once if not in unit-at-a-time mode.
26703 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26705 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26707 2008-01-08 Richard Guenther <rguenther@suse.de>
26709 PR middle-end/31863
26710 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26711 out early if the result will be unused.
26713 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26718 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26719 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26722 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26724 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26725 for vectorization tuned.
26727 2008-01-08 Richard Guenther <rguenther@suse.de>
26729 PR tree-optimization/34683
26730 * tree-ssa-operands.c (operand_build_cmp): Export.
26731 * tree-ssa-operands.h (operand_build_cmp): Declare.
26732 * tree-vn.c (vuses_compare): Remove.
26733 (sort_vuses): Use operand_build_cmp.
26734 (sort_vuses_heap): Likewise.
26735 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26736 to re-use old VEC if available. Do not sort already sorted VUSEs.
26737 (vdefs_to_vec): Do not sort already sorted VDEFs.
26739 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26741 PR middle-end/34694
26742 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26744 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26747 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26748 limitations of reciprocal sequences on x86 targets.
26750 2008-01-08 Richard Guenther <rguenther@suse.de>
26752 PR tree-optimization/34683
26753 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26755 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26758 * config/darwin.c (darwin_mergeable_string_section): Don't use
26759 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26761 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26764 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26765 negxf2. Macroize expander using X87MODEF mode iterator. Change
26766 predicates of op0 and op1 to register_operand.
26767 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26768 expander using X87MODEF mode iterator. Change predicates of
26769 op0 and op1 to register_operand.
26770 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26771 corresponding patterns and macroize using MODEF macro. Change
26772 predicates of op0 and op1 to register_operand and remove
26773 "m" constraint. Disparage "r" alternative with "!".
26774 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26775 macroize using X87MODEF macro. Change predicates of op0 and op1
26776 to register_operand and remove "m" constraint. Disparage "r"
26777 alternative with "!".
26778 (absneg splitter with memory operands): Remove.
26779 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26780 patterns and macroize using X87MODEF mode iterator.
26781 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26782 Change predicate of op1 to register_operand.
26783 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26784 for memory operands.
26786 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26788 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26790 2008-01-07 Richard Guenther <rguenther@suse.de>
26792 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26795 2008-01-07 Richard Guenther <rguenther@suse.de>
26797 PR tree-optimization/34683
26798 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26799 VOPs of the needed size to save memory. Use VEC_quick_push
26800 to save compile-time.
26801 (vdefs_to_vec): Likewise.
26803 2008-01-07 Sa Liu <saliu@de.ibm.com>
26805 * config/spu/spu.md (divdf3): Genetate inline code for double
26806 division. The implementation doesn't handle INF or NAN, therefore it
26807 only applies when -ffinite-math-only is given.
26809 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26812 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26813 * doc/cpp.texi ([Common Predefined Macros]): Document.
26815 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26817 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26818 order to use commutative addition instead of subtraction.
26820 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26821 Mircea Namolaru <namolaru@il.ibm.com>
26822 Vladimir Yanovsky <yanov@il.ibm.com>
26823 Revital Eres <eres@il.ibm.com>
26825 PR tree-optimization/34263
26826 * tree-outof-ssa.c (process_single_block_loop_latch,
26827 contains_tree_r): New functions.
26828 (analyze_edges_for_bb): Call process_single_block_loop_latch
26829 function to empty single-basic-block latch block if possible.
26831 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26833 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26835 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26837 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26839 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26841 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26843 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26845 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26847 PR tree-optimization/34618
26848 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26851 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26854 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26855 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26856 Update copyright year.
26858 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26859 Update copyright year.
26860 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26863 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26865 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26866 edge does not point to current bb before changing need_assert.
26868 2008-01-04 Richard Guenther <rguenther@suse.de>
26870 PR middle-end/34029
26871 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26872 for verifying purposes if they are is_gimple_min_invariant.
26874 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26876 PR tree-optimization/34448
26877 PR tree-optimization/34465
26878 * gimplify.c (gimplify_init_constructor): Add new parameter
26879 notify_temp_creation. Use it.
26880 (gimplify_modify_expr_rhs): Take volatiles into account when
26881 optimizing constructors.
26882 Do not optimize constructors if gimplify_init_constructor will dump to
26884 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26885 * gcc.c-torture/compile/pr34448.c: New.
26887 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26889 PR gcov-profile/34609
26890 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26891 return_slot if result is TREE_ADDRESSABLE.
26893 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26895 * config/mips/mips.md (sqrt_condition): Tweak comment.
26896 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26898 2008-01-03 Tom Tromey <tromey@redhat.com>
26901 * c-common.c (c_type_hash): Handle VLAs.
26903 2008-01-03 Jan Hubicka <jh@suse.cz>
26905 PR tree-optimization/31081
26906 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26907 0 when inlining and not inlining to first basic block.
26908 (remap_decl): When var is initialized to 0, don't set default_def.
26909 (expand_call_inline): Set entry_bb.
26910 * tree-inline.h (copy_body_data): Add entry_bb.
26912 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26915 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26918 PR tree-optimization/29484
26919 * tree-inline.c (inline_forbidden_p_2): New function.
26920 (inline_forbidden_p): Disallow inlining if some static var
26921 has an address of a local LABEL_DECL in its initializer.
26922 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26925 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26927 PR tree-optimization/34635
26928 * tree-data-ref.c (add_other_self_distances): Make sure that the
26929 evolution step is constant.
26931 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26933 PR middle-end/34608
26934 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26936 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26938 * tree-sra.c (scalarize_init): Insert the generate_element_init
26939 statements after the generate_element_zero statements.
26941 2008-01-02 Richard Guenther <rguenther@suse.de>
26943 PR middle-end/34093
26944 PR middle-end/31976
26945 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26946 for very large number of operands instead of ICEing.
26948 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26951 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26952 while stack probing.
26954 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26956 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26959 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26961 PR libmudflap/26442
26962 * tree-mudflap.c (mx_register_decls): Guard warning by
26963 !DECL_ARTIFICIAL check.
26965 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26967 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26968 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26969 sse5_perm<mode>): Fix constraints.