1 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2 Andrew Pinski <apinski@cavium.com>
5 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
6 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
7 calls instead of __builtin_ir{int,ound}*.
9 2012-03-14 Jakub Jelinek <jakub@redhat.com>
12 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
15 2012-03-13 Joseph Myers <joseph@codesourcery.com>
17 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
18 Refer to GCC 4.7 version of c99status.html.
20 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22 Backport from mainline
23 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
25 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
26 redefine to be NULL if the current bit-size is different from the
29 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
30 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
31 set the default tuning. Add asserts to make sure the cpu and tune
32 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
33 test whether the index is set, instead of > 0.
34 (rs6000_file_start): Do not reset the default cpu if the current
35 bit-size is different from the configured bit-size.
37 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
39 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
41 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
42 Update binutils references.
43 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
44 Update binutils reference.
45 Update Sun as/GNU ld caveat.
46 Document binutils largefile requirement for LTO plugin.
47 Remove reference to alternate libpthread.
49 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
51 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
53 (Specific, mips-sgi-irix6): Likewise.
55 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
57 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
58 * configure: Regenerate.
60 2012-03-07 Richard Henderson <rth@redhat.com>
62 * config/m68k/m68k.h (ISA_HAS_TAS): New.
63 * config/m68k/sync.md (atomic_test_and_set): Use it.
64 (atomic_test_and_set_1): Likewise.
66 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
69 * Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
70 gcc-nm$(exeext), gcc-ranlib$(exeext).
71 Don't double canonicalize if cross-compiling.
73 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
75 * trans-mem.c: New typedef for tm_region_p.
76 Define vector types for tm_region_p.
77 (tm_region_init): Replace region_worklist to a vector called
80 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
83 * trans-mem.c (tm_region_init): Use last_basic_block.
85 2012-03-05 Richard Henderson <rth@redhat.com>
88 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
89 * omp-low.c (expand_omp_atomic): Assume anything aligned to
90 BIGGEST_ALIGNMENT is aligned.
92 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
94 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
96 2012-03-05 Richard Henderson <rth@redhat.com>
99 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
100 instead of calling negqi2 directly.
102 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
104 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
105 (INTMAX_TYPE): Use it.
106 (UINTMAX_TYPE): Likewise.
107 (SUBTARGET_OVERRIDE_OPTIONS): Define.
108 (irix6_c_common_override_options): Declare.
109 (C_COMMON_OVERRIDE_OPTIONS): Define.
110 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
111 * config/mips/irix6-c.c: New file.
112 * config/mips/t-irix6 (irix6-c.o): New target.
113 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
116 2012-03-02 Richard Henderson <rth@redhat.com>
118 * optabs.c (expand_atomic_test_and_set): Honor
119 atomic_test_and_set_trueval even when atomic_test_and_set
122 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
124 Backport from mainline
125 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
127 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
129 2012-03-02 Richard Guenther <rguenther@suse.de>
131 * DEV-PHASE: Set to prerelease.
133 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
135 * config.gcc (obsolete): Add all ARM targets using the FPA.
136 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
137 * doc/install.texi: Avoid references to obsolete ARM ports.
139 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
141 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
143 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
144 Joern Rennecke <joern.rennecke@embecosm.com>
146 * doc/extend.texi: Expand and update information on interrupt
147 attribute for Epiphany.
149 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
151 * config/sh/sh-protos.h: Update copyright notice dates.
152 * config/sh/sh.h: Likewise.
153 * config/sh/sh.md: Likewise.
154 * config/sh/constraints.md: Likewise.
155 * config/sh/predicates.md: Likewise.
157 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
159 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
160 * config/sh/sh.c (tertiary_reload_operand): Likewise.
162 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
164 * config/sh/constraints.md: Fix comment typo.
166 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
169 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
170 unsigned HOST_WIDE_INT.
171 (zvdep_imm64): Likewise.
172 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
173 (vdepi_and): Likewise.
174 Likewise for unamed 64-bit patterns.
175 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
177 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
180 PR rtl-optimization/52417
181 * cselib.c (cselib_any_perm_equivs): New variable.
182 (cselib_reset_table): Check that it's not set when not
183 preserving constants.
184 (cselib_add_permanent_equiv): Set it.
185 (cselib_have_permanent_equivalences): New.
186 (cselib_init, cselib_finish): Reset it.
187 * cselib.h (cselib_have_permanent_equivalences): Declare.
188 * alias.c (get_addr): Restore earlier behavior when there
189 aren't permanent equivalences.
191 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
193 * config/mn10300/mn10300-modes.def: Fix copyright notice.
194 * config/v850/v850-modes.def: Fix copyright notice.
196 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
198 * doc/extend.texi (AVR Built-in Functions): Document
199 __builtin_avr_flash_segment.
201 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
202 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
203 (*split.flash_segment): New insn-and-split.
204 * config/avr/avr.c (avr_init_builtins): Add local variables:
205 const_memx_void_node, const_memx_ptr_type_node,
206 char_ftype_const_memx_ptr.
208 2012-03-01 Jakub Jelinek <jakub@redhat.com>
210 PR tree-optimization/52445
211 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
212 add ssa_name_ver, offset and size fields and change store field
214 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
215 (add_or_mark_expr): Likewise. Only consider previous stores
216 with the same size and offset.
217 (nt_init_block): Only look at gimple_assign_single_p stmts,
218 doesn't look at rhs2.
220 2012-03-01 Richard Guenther <rguenther@suse.de>
223 * tree-cfg.c (verify_gimple_assign_unary): Allow any
224 conversions from integral types to pointer types.
226 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
228 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
229 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
230 unintentionally removed in r184616.
232 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
234 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
237 2012-02-29 Jakub Jelinek <jakub@redhat.com>
238 Uros Bizjak <ubizjak@gmail.com>
241 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
242 alternatives, add "e" constraint to the new last alternative
243 and ! to last 3 alternatives.
245 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
247 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
248 DW_AT_artificial attributes at the end of the processing.
249 (gen_array_type_die): Likewise.
250 (gen_enumeration_type_die): Likewise.
251 (gen_struct_or_union_type_die): Likewise.
252 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
255 2012-02-29 Jakub Jelinek <jakub@redhat.com>
258 * expr.c (expand_assignment): If doing misaligned store that doesn't
259 cover all mode bits, perform a RMW cycle.
261 PR tree-optimization/52429
262 * tree-parloops.c (separate_decls_in_region_debug): Return early
263 if var is LABEL_DECL.
265 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
267 PR tree-optimization/52424
268 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
269 calling dom_thread_across_edge.
271 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
273 * config/avr/avr.c: Move definition of TARGET macros to end of file.
275 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
277 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
278 * config/avr/avr.c (avr_output_bld): Remove unused function.
279 (avr_out_sbxx_branch): Use "%T" to print bit position.
281 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
283 * config/avr/avr.md: Untabify.
285 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
287 * config/avr/avr.md (eqne): New code iterator.
288 (*dec-and-branchsi): Use it in text peephole's condition.
289 (*dec-and-branchhi): Ditto.
290 (*dec-and-branchqi): Ditto.
292 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
295 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
296 the device does not have the skip-bug.
298 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
300 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
301 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
302 -mpretend-cmove): New.
304 2012-02-29 Jakub Jelinek <jakub@redhat.com>
307 * df.h (struct df_d): Adjust comment that hard_regs_live_count
308 doesn't count DEBUG_INSN refs.
309 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
312 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
316 2012-02-20 Richard Guenther <rguenther@suse.de>
317 PR tree-optimization/52298
318 * tree-vect-stmts.c (vectorizable_load): Properly use
319 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
322 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
325 * gimple.h (gimple_in_transaction): New.
326 (gimple_set_in_transaction): New.
327 (struct gimple_statement_base): Add in_transaction field.
328 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
330 (tree_ssa_lim_initialize): Compute transaction bits.
331 * tree.h (compute_transaction_bits): Protoize.
332 * trans-mem.c (tm_region_init): Use the heap to store BB
334 (compute_transaction_bits): New.
336 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
338 * gcc.c (display_help): Document --help=common and sort entries
341 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
343 * doc/install.texi: Document check-$LANG specific shortcuts
345 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
348 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
350 * config/arm/arm_neon.h: Regenerate.
351 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
352 (neon_vcgeu): New insn.
353 (neon_vcgtu): Likewise.
354 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
355 (ops): Unsigned comparison intrinsics call a different
358 2012-02-28 Richard Guenther <rguenther@suse.de>
361 * config/i386/i386.c (ix86_expand_vector_set): Fix element
362 ordering for the VEC_CONCAT for two element vectors for
363 V2SFmode, V2SImode and V2DImode.
365 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
368 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
369 detecting big-endian triplets.
371 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
373 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
374 mode if there is no type information available.
376 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
378 PR tree-optimization/53207
379 * doc/invoke.texi: Document as experimental and relying on graphite.
381 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
383 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
384 of initializer to changes from r184614.
386 2012-02-28 Richard Guenther <rguenther@suse.de>
388 PR tree-optimization/52395
389 * tree-sra.c (build_ref_for_offset): Also look at the base
390 TYPE_ALIGN when figuring out the alignment of the replacement.
392 2012-02-28 Richard Guenther <rguenther@suse.de>
394 PR tree-optimization/52402
395 * ipa-prop.c (ipa_modify_call_arguments): Properly use
396 mis-aligned types when creating the accesses at the call site.
398 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
400 * config/avr/builtins.def: New file.
401 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
402 * config/avr/avr.c (enum avr_builtin_id): Use it.
403 (avr_init_builtins): Use it. And use avr_bdesc.
404 (bdesc_1arg): Remove.
405 (bdesc_2arg): Remove.
406 (bdesc_3arg): Remove.
407 (struct avr_builtin_description): Add field n_args.
408 (avr_bdesc): New static variable using builtins.def.
409 (avr_expand_builtin): Use it.
410 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
411 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
412 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
414 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
417 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
418 match only one single hard register with respective hard reg rtx.
419 (movmemx_<mode>): Ditto.
420 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
421 insn anatomy of movmem[x]_<mode>.
422 (avr_out_movmem): Same for printing assembler and operand usage.
424 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
428 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
429 address spaces located outside of device flash.
431 * config/avr/avr.h (base_arch_s): Remove field n_segments.
432 (mcu_type_s): Add field n_flash.
433 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
434 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
435 (AVR_MCU): Add N_FLASH argument.
436 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
437 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
438 macro __FLASH<n> if that address space makes sense for the device.
439 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
440 outside of target flash.
441 (avr_asm_named_section): Ditto.
442 (avr_asm_select_section): Ditto.
443 (avr_addr_space_convert): Ditto.
444 (avr_emit_movmemhi): Ditto.
445 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
446 address space is outside of device flash.
447 (avr_insert_attributes): Ditto.
448 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
449 avr_current_arch->n_segments.
451 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
454 * config/i386/i386.md (*movabs<mode>_1): Enable only for
456 (*movabs<mode>_2): Likewise.
458 2012-02-27 Jakub Jelinek <jakub@redhat.com>
461 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
462 s_register_operand in the test instead of REG_P. Don't call
463 gen_reg_rtx if it won't be used.
465 PR tree-optimization/52376
466 * ipa-split.c (split_function): Ignore CLOBBER stmts.
468 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
470 * ifcvt.c (noce_get_condition): Check condition variable is not
471 small_register_classes_for_mode_p before accepting.
473 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
477 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
480 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
481 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
483 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
485 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
487 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
489 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
491 * config/sh/predicates.md: Remove blank lines.
492 * config/sh/sh.c: Fix typos in comments.
493 * config/sh/constraints.md: Likewise.
494 * config/sh/sh.md: Remove blank lines.
495 Fix typos in comments. Use ;; as comment characters.
497 2012-02-26 Walter Lee <walt@tilera.com>
499 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
500 (replace_mov_pcrel_step2): Ditto.
502 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
505 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
506 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
507 and locs that reference values newer than the non-canonical value
508 at hand. Return the canonical value as a worst case.
509 (memrefs_conflict_p): Walk canonical value's locs.
512 * cselib.c (preserve_only_constants): Rename to...
513 (preserve_constants_and_equivs): ... this. Split out...
514 (invariant_or_equiv_p): ... this. Preserve plus expressions
515 of other preserved expressions too.
516 (cselib_reset_table): Adjust.
517 * var-tracking.c (reverse_op): Use canonical value to build
520 2012-02-23 Kai Tietz <ktietz@redhat.com>
522 * config/i386/i386.c (ix86_delegitimize_address): Handle
523 UNSPEC_PCREL plus displacement.
525 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
528 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
529 to test for unusedness in st X addressing.
531 2012-02-24 Richard Guenther <rguenther@suse.de>
534 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
535 (is_gimple_reg_type): Move inline ...
536 * gimple.h (is_gimple_reg_type): ... here.
538 2012-02-24 Richard Guenther <rguenther@suse.de>
541 * passes.c (execute_function_todo): When verifying SSA form
542 verify gimple form first.
543 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
545 2012-02-24 Richard Guenther <rguenther@suse.de>
548 * fold-const.c (fold_addr_of_array_ref_difference): New function.
549 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
551 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
553 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
555 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
557 * tree-phinodes.c (make_phi_node): Mark static.
558 * tree-flow.h (make_phi_node): Remove extern decl.
559 * doc/gimple.texi (make_phi_node): Remove documentation.
561 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
563 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
564 * tree-ssa-sccvn.c (print_scc): Ditto.
566 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
568 * doc/passes.texi (Full redundancy elimination): Fix typo.
570 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
572 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
574 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
577 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
579 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
582 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
584 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
586 * config/avr/avr.md (code_stdname): Add ior, xor.
587 (xior): New code iterator.
588 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
589 (*<code_stdname><mode>qi.byte1-3): Ditto.
591 2012-02-23 Jakub Jelinek <jakub@redhat.com>
593 PR tree-optimization/52019
594 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
597 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
599 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
600 HAVE_INITFINI_ARRAY to work around namespace pollution in
601 certain versions of newlib system headers.
602 * config.in: Regenerate.
603 * configure: Regenerate.
604 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
605 instead of HAVE_INITFINI_ARRAY.
607 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
610 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
611 is not offsettable memory reference.
613 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
616 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
617 setting avr_need_clear_bss_p for __gnu_lto* symbols.
619 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
621 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
622 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
624 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
626 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
627 library on Solaris 8 even without TLS support.
628 * configure: Regenerate.
630 2012-02-22 Richard Guenther <rguenther@suse.de>
633 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
634 for GIMPLE_DEBUG stmts.
636 2012-02-22 Martin Jambor <mjambor@suse.cz>
639 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
640 according to the base object.
642 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
644 PR rtl-optimization/50063
645 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
646 and 2 (8-bit SP) in operand 2.
647 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
648 setup to use movhi_sp_r instead of vanilla move to write SP.
649 Adjust REG_CFA notes to superseed unspec.
650 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
652 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
653 known to be off) only with TARGET_NO_INTERRUPTS. Never use
654 irq_state 1 (IRQ known to be on) here.
656 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
658 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
660 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
661 assign_hard_reg): Likewise.
663 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
665 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
667 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
670 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
671 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
673 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
675 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
676 prototype from here to...
677 * config/avr/avr.h: ...here.
679 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
682 * thumb2.md (thumb2_shiftsi3_short): Split register and
683 immediate shifts. For register shifts tie operands 0 and 1.
684 (peephole2 for above): Check that register-controlled shifts
685 have suitably tied operands.
687 2012-02-21 Quentin Neill <quentin.neill@amd.com>
690 * config/i386/bdver1.md (bdver1_call, bdver1_push,
691 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
692 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
693 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
694 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
695 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
696 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
697 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
698 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
699 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
700 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
701 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
702 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
703 bdver1_ssevector_avx256_unaligned_load,
704 bdver1_ssevector_sse128_unaligned_load,
705 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
706 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
707 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
708 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
709 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
710 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
711 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
712 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
713 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
714 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
715 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
716 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
717 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
718 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
719 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
720 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
721 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
722 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
723 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
724 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
725 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
726 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
727 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
728 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
729 bdver1_ssediv_double_load, bdver1_ssediv_double,
730 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
731 Add "bdver2" attribute.
733 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
735 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
736 default if possible and not specified otherwise.
738 2012-02-21 Richard Guenther <rguenther@suse.de>
741 * gimplify.c (create_tmp_from_val): Use the main variant type
742 for the type of the temporary we create.
744 2012-02-21 Richard Guenther <rguenther@suse.de>
746 PR tree-optimization/52324
747 * gimplify.c (gimplify_expr): When re-gimplifying expressions
748 do not gimplify a MEM_REF address operand if it is already
751 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
753 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
754 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
756 2012-02-21 Richard Guenther <rguenther@suse.de>
758 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
761 2012-02-21 Jakub Jelinek <jakub@redhat.com>
763 PR tree-optimization/52318
764 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
765 vdef also to non-pure/const call stmts in the sequence.
767 2012-02-20 David S. Miller <davem@davemloft.net>
769 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
770 don't use the "rd %pc" instruction on v9 for PIC register loads.
772 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
775 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
776 in a transaction safe function.
778 2012-02-20 Kai Tietz <ktietz@redhat.com>
781 * stor-layout.c (place_field): Handle desired_align for
784 2012-02-20 Richard Guenther <rguenther@suse.de>
786 PR tree-optimization/52298
787 * tree-vect-stmts.c (vectorizable_store): Properly use
788 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
790 (vectorizable_load): Likewise.
791 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
792 Access DR_STEP after ensuring it is not NULL.
794 2012-02-20 Jakub Jelinek <jakub@redhat.com>
796 PR tree-optimization/52286
797 * fold-const.c (fold_binary_loc): For (X & C1) | C2
798 optimization use double_int_to_tree instead of build_int_cst_wide,
799 rewrite to use double_int vars.
801 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
804 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
806 Remove -e 0 from $gcc_cv_ld invocation.
807 Only use __GLIBC_PREREQ if defined.
808 Enable on Solaris since Solaris 8 patch.
809 (gcc_SUN_LD_VERSION): New macro.
810 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
811 gcc_SUN_LD_VERSION for version number format.
812 * configure: Regenerate.
813 * varasm.c (get_elf_initfini_array_priority_section): Set
814 SECTION_NOTYPE for non-default priority.
815 Use get_section instead of get_unnamed_section to emit
816 .init_array/.fini_array with default priority.
818 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
820 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
821 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
822 (mips_start_unique_function, mips_output_mips16_rdhwr)
823 (mips_code_end): New functions.
824 (TARGET_ASM_CODE_END): Define.
826 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
828 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
829 to stubs with non-sibling calls.
831 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
833 * doc/invoke.texi (-fira-* options): Copy-edit.
834 (ira-* parameters): Copy-edit.
836 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
838 * doc/invoke.texi: Minor copy-edits to bring into conformance with
839 GCC coding conventions.
841 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
843 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
844 when used as adjectives.
846 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
848 * doc/invoke.texi: Clean up "that"/"which" confusion.
850 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
852 * system.h: Poison SMALL_REGISTER_CLASSES
853 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
854 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
856 2012-02-16 Jakub Jelinek <jakub@redhat.com>
858 PR tree-optimization/52285
859 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
860 when deciding if a call is a tail call or tail recursion.
862 2012-02-16 Kai Tietz <ktietz@redhat.com>
864 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
865 interger-constant displacement for UNSPEC_PCREL.
867 2012-02-16 Jakub Jelinek <jakub@redhat.com>
869 PR rtl-optimization/52208
870 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
871 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
873 PR tree-optimization/52255
874 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
875 loop->header has virtual PHI, but exit_e->dest doesn't, add
876 virtual PHI to exit_e->dest and adjust all uses after the loop.
879 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
880 children with clone_tree_hash, not after it.
882 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
884 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
885 extended identifiers.
887 2012-02-16 Jakub Jelinek <jakub@redhat.com>
890 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
891 a same_body_alias, also test whether e->callee isn't a former
892 or current clone of the decl this is a same body alias of.
895 * cgraphunit.c (verify_cgraph_node): Fix a typo.
897 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
899 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
901 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
904 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
905 force_reg instead of copy_to_reg for better optimization. Force
906 non-register or memory operands into a register.
908 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
910 * extend.texi: Reserve upper bits of memory model for future use.
912 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
913 Anatoly Sokolov <aesok@post.ru>
914 Eric Weddington <eric.weddington@atmel.com>
917 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
918 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
919 Rewrite initializers for .macro.
920 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
921 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
922 atxmega32d4, atxmega32x1.
923 avrxmega4: atxmega64a3, atxmega64d3.
924 avrxmega5: atxmega64a1, atxmega64a1u.
925 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
926 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
927 avrxmega7: atxmega128a1, atxmega128a1u.
928 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
929 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
930 (struct base_arch_s): Rename reserved to xmega_p.
931 Rename reserved2 to have_rampd.
932 (AVR_XMEGA): New define.
933 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
934 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
935 * config/avr/predicates.md (io_address_operand): Take into
937 (low_io_address_operand): Ditto.
938 (high_io_address_operand): Ditto.
939 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
940 (enabled, movhi_sp_r): Use them.
941 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
942 cpp_define_formatted to built-in define __AVR_ARCH__.
943 (__AVR_XMEGA__): New built-in define.
944 (__AVR_HAVE_RAMPD__): New built-in define.
945 (__AVR_HAVE_RAMPX__): New built-in define.
946 (__AVR_HAVE_RAMPY__): New built-in define.
947 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
949 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
950 (avr_option_override): Initialize them.
951 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
952 (avr_init_expanders): Initialize them. No more block several calls.
953 (emit_push_sfr): New static function.
954 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
956 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
957 (avr_print_operand): Print addreeses as symbols for
958 RAMPX, RAMPY, RAMPD, CCP.
959 (output_movhi): Handle AVR_XMEGA when writing to SP.
960 (avr_out_movhi_mr_r_xmega): New static function.
961 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
962 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
963 __RAMPD__, __CCP__ as needed.
965 * config/avr/multilib.h: Regenerate.
966 * config/avr/t-multilib: Regenerate.
967 * config/avr/avr-tables.opt: Regenerate.
969 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
971 PR tree-optimization/50561
972 * graphite-flattening.c (lst_project_loop): Do not
973 remove old scattering dimensions after flattening.
974 (lst_do_flatten): Likewise.
976 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
978 * doc/extend.texi (AVR Built-in Functions): Remove doc for
979 __builtin_avr_map8, __builtin_avr_map16.
980 Document __builtin_avr_insert_bits.
982 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
983 (insert_bits): New insn.
984 (adjust_len.map_bits): Rename to insert_bits.
985 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
986 * avr-protos.h (avr_out_map_bits): Remove.
987 (avr_out_insert_bits, avr_has_nibble_0xf): New.
988 * config/avr/constraints.md (Cxf,C0f): New.
989 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
990 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
991 New built-in define __BUILTIN_AVR_INSERT_BITS.
992 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
993 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
994 (avr_move_bits): Rewrite.
995 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
997 (avr_map_op_t): New typedef.
998 (avr_map_op): New static variable.
999 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1000 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1001 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1002 (bdesc_3arg, avr_expand_triop_builtin): New.
1003 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1004 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1005 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1006 (avr_map_equal_p, avr_map_sig_p): Remove.
1007 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1008 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1009 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1010 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1011 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1012 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1014 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1016 * config/c6x/c6x.md (reserve_cycles): New attribute.
1017 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1018 don't reserve functional units after the branch occurs.
1020 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1023 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1024 functions into non-tm_pure functions.
1026 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1029 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1030 (iterative_hash_canonical_type): Likewise.
1031 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1034 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1036 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1037 sched-group insn, it either remains alone or the entire list is pruned.
1039 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1041 * doc/install.texi (Prerequisites): Fix grammar.
1042 (Configuration): Likewise.
1044 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1046 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1047 MPC as part of GCC before describing configuring with --with-gmp etc.
1048 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1049 sources are present.
1051 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1054 * dwarf2out.c (clone_tree_hash): New function.
1055 (copy_decls_walk): Use it instead of clone_tree.
1057 2012-02-14 Richard Guenther <rguenther@suse.de>
1059 PR tree-optimization/52244
1060 PR tree-optimization/51528
1061 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1062 replacements for integral types.
1064 2012-02-14 Walter Lee <walt@tilera.com>
1066 * config.gcc: Handle tilegx and tilepro.
1067 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1069 Add HAVE_AS_TLS check for tilegx and tilepro.
1070 * configure: Regenerate.
1071 * doc/contrib.texi: Add Mat Hostetter and self.
1072 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1073 Document instruction intrinsics and network accessing intrinsics.
1074 (TILEPro Built-in Functions): New node. Document instruction
1075 intrinsics and network accessing intrinsics.
1076 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1077 (Specific, tilepro-*-linux*): Likewise.
1078 * doc/invoke.texi (TILE-Gx Options): New section.
1079 (TILEPro Options): New section.
1080 * doc/md.texi (TILE-Gx): New section.
1081 (TILEPro): New section.
1082 * common/config/tilegx/tilegx-common.c: New file.
1083 * common/config/tilepro/tilepro-common.c: New file.
1084 * config/tilegx/constraints.md: New file.
1085 * config/tilegx/linux.h: New file.
1086 * config/tilegx/mul-tables.c: New file.
1087 * config/tilegx/predicates.md: New file.
1088 * config/tilegx/sync.md: New file.
1089 * config/tilegx/t-tilegx: New file.
1090 * config/tilegx/tilegx-builtins.h: New file.
1091 * config/tilegx/tilegx-c.c: New file.
1092 * config/tilegx/tilegx-generic.md: New file.
1093 * config/tilegx/tilegx-modes.def: New file.
1094 * config/tilegx/tilegx-multiply.h: New file.
1095 * config/tilegx/tilegx-protos.h: New file.
1096 * config/tilegx/tilegx.c: New file.
1097 * config/tilegx/tilegx.h: New file.
1098 * config/tilegx/tilegx.md: New file.
1099 * config/tilegx/tilegx.opt: New file.
1100 * config/tilepro/constraints.md: New file.
1101 * config/tilepro/gen-mul-tables.cc: New file.
1102 * config/tilepro/linux.h: New file.
1103 * config/tilepro/mul-tables.c: New file.
1104 * config/tilepro/predicates.md: New file.
1105 * config/tilepro/t-tilepro: New file.
1106 * config/tilepro/tilepro-builtins.h: New file.
1107 * config/tilepro/tilepro-c.c: New file.
1108 * config/tilepro/tilepro-generic.md: New file.
1109 * config/tilepro/tilepro-modes.def: New file.
1110 * config/tilepro/tilepro-multiply.h: New file.
1111 * config/tilepro/tilepro-protos.h: New file.
1112 * config/tilepro/tilepro.c: New file.
1113 * config/tilepro/tilepro.h: New file.
1114 * config/tilepro/tilepro.md: New file.
1115 * config/tilepro/tilepro.opt: New file.
1117 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1119 PR tree-optimization/52210
1120 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1121 vect_model_simple_cost with two entry vect_def_type array instead
1122 of an address of dt.
1124 2012-02-14 Richard Guenther <rguenther@suse.de>
1127 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1128 Do not stream DECL_QUALIFIER.
1129 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1130 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1131 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1133 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1136 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1139 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1142 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1143 * cselib.c (cselib_subst_to_values_from_insn): New function.
1144 * sched-deps.c (add_insn_mem_dependence,
1145 sched_analyze_1, sched_analyze_2): Use it.
1147 2012-02-13 Jan Hubicka <jh@suse.cz>
1150 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1152 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1154 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1155 (GTM_SELF_SPECS): Define if not already defined.
1156 (driver_self_specs): Add GTM_SELF_SPECS.
1157 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1158 (GTM_SELF_SPECS): Define.
1159 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1160 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1162 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1164 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1167 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1170 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1171 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1173 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1176 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1178 2012-02-13 Richard Guenther <rguenther@suse.de>
1180 PR translation/52211
1181 * passes.c (enable_disable_pass): Fix typo.
1183 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1186 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1187 XOR for reduce_bit_field if type is unsigned.
1189 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1191 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1192 disallow changes from SFmode to mode with different size in FP regs.
1194 2012-02-12 Robert Millan <rmh@gnu.org>
1195 Gerald Pfeifer <gerald@pfeifer.com>
1197 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1200 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1202 PR rtl-optimization/52175
1203 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1204 to frame-related instructions.
1206 2012-02-10 Jason Merrill <jason@redhat.com>
1209 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1210 (demangle_new_symbols): Fill it.
1211 (scan_linker_output): Walk it.
1212 (start_tweaking): Split out from scan_linker_output.
1213 (maybe_tweak): Update sym->chosen.
1214 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1216 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1219 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1221 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1223 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1224 having the same mode as previous compare.
1226 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1228 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1229 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1230 (nonlocal_goto_internal): Likewise.
1231 (nonlocal_goto): Emit a use and an indirect jump directly.
1233 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1236 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1237 __atomic_{is,always}_lock_free.
1239 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1242 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1243 negative constant address for x32.
1245 2012-02-10 Richard Henderson <rth@redhat.com>
1247 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1248 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1249 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1251 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1252 Ira Rosen <irar@il.ibm.com>
1254 PR tree-optimization/50031
1255 * targhooks.c (default_builtin_vectorization_cost): Handle
1257 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1258 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1259 all types of reduction and pattern statements.
1260 (vect_estimate_min_profitable_iters): Likewise.
1261 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1262 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1263 for explicit realigns.
1264 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1265 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1267 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1268 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1269 vec_perm for VSX and handle vec_promote_demote.
1271 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1274 * builtins.c (fold_builtin_atomic_always_lock_free,
1275 expand_builtin_atomic_always_lock_free,
1276 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1277 Return and/or test boolean_true_node/boolean_false_node instead of
1278 integer_one_node/integer_zero_node.
1280 2012-02-10 Jan Hubicka <jh@suse.cz>
1283 * predict.c (predict_paths_for_bb): Prevent looping.
1284 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1286 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1288 * config/arm/arm.c (output_move_double): In one case properly
1289 count number of instructions that will be emitted.
1291 2012-02-10 Richard Guenther <rguenther@suse.de>
1293 PR translation/52193
1294 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1296 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1299 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1301 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1304 * var-tracking.c (emit_note_insn_var_location): If
1305 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1306 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1307 non-NOTE_DURING_CALL_P insn.
1309 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1312 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1314 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1317 * gcc.c (switch_matches) Support switches with separated form,
1320 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1322 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1324 (RAMPZ_ADDR): Ditto.
1325 * config/avr/avr.c (avr_addr_t): New typedef.
1326 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1327 (avr_init_expanders): Initialize it.
1328 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1330 (expand_epilogue): Ditto.
1331 (avr_print_operand): Ditto.
1332 (avr_file_start): Ditto.
1333 (avr_emit_movmemhi): Ditto.
1335 2012-02-08 Richard Guenther <rguenther@suse.de>
1337 PR tree-optimization/46886
1338 * tree-flow.h (do_while_loop_p): Declare.
1339 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1340 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1342 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1344 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1345 always succeed for integers larger than a native word.
1347 2012-02-08 Richard Guenther <rguenther@suse.de>
1349 PR rtl-optimization/52170
1350 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1351 properly handle integer vector modes.
1353 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1355 PR gcov-profile/52150
1356 * coverage.c: Include target.h.
1357 (build_var): Call targetm.strip_name_encoding on the assembler name.
1358 Change one _ into . or $ if the target allows it.
1359 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1361 PR rtl-optimization/52139
1362 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1363 is a BARRIER after emit_insn_after_noloc, move BB_END
1364 to the last non-BARRIER insn before it.
1366 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1369 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1370 (mips_gimplify_va_arg_expr): Call it instead of
1371 std_gimplify_va_arg_expr.
1373 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1375 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1376 message for -mno-pointers-to-nested-function.
1378 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1381 * expr.c (get_inner_reference): If there is an offset, add a negative
1382 bit position to it (if any).
1384 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1386 PR rtl-optimization/52060
1387 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1388 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1389 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1390 and/or i0src_copy2 when needed.
1392 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1394 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1395 or LTOPLUGINSONAME if have_c.
1397 * config/freebsd-spec.h: Add comment about what macros can be defined
1399 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1400 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1403 2012-02-07 Richard Guenther <rguenther@suse.de>
1405 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1406 newline in -alias dumps.
1408 2012-02-07 Kai Tietz <ktietz@redhat.com>
1409 Dave Korn <dave.korn.cygwin@gmail.com>
1412 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1413 Take care that typinfo gets dllexport-attribute.
1415 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1418 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1419 if modifier < EXPAND_SUM call force_operand on the result.
1421 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1423 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1424 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1426 (epiphany_function_type): Replace types for specific interrupts with
1427 EPIPHANY_FUNCTION_INTERRUPT.
1428 (EPIPHANY_INTERRUPT_P): Update.
1429 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1430 New static function.
1431 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1432 <disinterrupt>: Affects type identity.
1433 (epiphany_handle_interrupt_attribute): Handle variable number of
1435 (epiphany_compute_function_type): Update for new
1436 epiphany_function_type definition.
1437 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1438 handlers with a longcall forwarder.
1439 (epiphany_start_function): Handle multiple interrupt arguments and/or
1440 forwarder_section attribute.
1442 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1445 2012-02-07 Alan Modra <amodra@gmail.com>
1448 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1451 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1453 PR tree-optimization/50969
1454 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1455 use vec_perm rather than vector_stmt.
1456 (vect_model_load_cost): Likewise.
1457 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1458 vec_perm to be the same as other vector statements.
1459 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1460 cost of vec_perm for TARGET_VSX.
1462 2012-02-06 Richard Guenther <rguenther@suse.de>
1464 PR tree-optimization/52115
1465 * tree-sra.c (access_has_replacements_p): New function.
1466 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1468 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1471 * trans-mem.c (expand_call_tm): Add an assertion.
1472 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1475 2012-02-06 Richard Guenther <rguenther@suse.de>
1477 PR tree-optimization/50955
1478 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1479 raise cost of expressions that replace an address with an
1480 expression based on a different pointer.
1482 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1485 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1486 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1488 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1491 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1492 -Weffc++ and specify guidelines come from second edition.
1494 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1496 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1497 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1498 (call_direct_split, call_value_split, call_value_internal_direct)
1499 (call_value_direct_split, call_value_multiple_split): Use jal and
1500 jal_macro attributes.
1502 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1504 * reload1.c (reload_regs_reach_end_p): Replace with...
1505 (reload_reg_rtx_reaches_end_p): ...this function.
1506 (new_spill_reg_store): Update commentary.
1507 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1508 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1509 before setting new_spill_reg_store.
1510 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1511 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1512 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1513 for non-spill reload registers.
1515 2012-02-05 Ira Rosen <irar@il.ibm.com>
1517 PR tree-optimization/52091
1518 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1519 (vect_is_simple_use_1): Likewise.
1520 * tree-vect-loop.c (vectorizable_reduction): Update calls
1521 to vect_is_simple_use_1 and vect_is_simple_use.
1522 (vectorizable_live_operation): Likewise.
1523 * tree-vect-patterns.c (widened_name_p,
1524 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1525 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1526 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1527 vectorizable_shift,vectorizable_operation, vectorizable_store,
1528 vectorizable_load): Likewise.
1529 (vect_is_simple_cond): Add an argument, pass it to
1530 vect_is_simple_use_1.
1531 (vectorizable_condition): Update calls to vect_is_simple_cond,
1533 (vect_is_simple_use): Add an argument, the statement in which
1534 OPERAND is used. Check that if OPERAND's def stmt is a double
1535 reduction phi node, the use is a phi node too.
1536 (vect_is_simple_use_1): Add an argument, pass it to
1538 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1539 to vect_is_simple_use.
1541 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1543 PR rtl-optimization/52095
1544 * modulo-sched.c (dump_insn_locator): New function.
1545 (loop_canon_p, sms_schedule): Use it.
1547 PR rtl-optimization/52113
1548 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1549 even for decomposable shift/zext insns.
1551 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1552 Zdenek Dvorak <ook@ucw.cz>
1554 PR rtl-optimization/52092
1555 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1556 on get_iv_value result.
1558 2012-02-02 Andrew Pinski <apinski@cavium.com>
1562 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1564 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1567 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1569 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1571 PR rtl-optimization/49800
1572 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1573 (sched_finish): Call regstat_free_n_sets_and_refs.
1575 2012-02-02 Jia Liu <proljc@gmail.com>
1577 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1580 2012-02-02 Jan Hubicka <jh@suse.cz>
1581 Tom de Vries <tom@codesourcery.com>
1584 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1585 * varpool.c (varpool_analyze_pending_decls): Likewise.
1587 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1588 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1590 * config.gcc: Add cr16-* support.
1592 * doc/extend.texi: Document cr16 extensions.
1593 * doc/install.texi: Document cr16 install.
1594 * doc/invoke.texi: Document cr16 options.
1595 * doc/md.texi: Document cr16 constraints.
1597 * common/config/cr16/cr16-common.c: New file.
1598 * config/cr16/cr16.c: New file.
1599 * config/cr16/cr16.h: New file.
1600 * config/cr16/cr16.md: New file.
1601 * config/cr16/cr16.opt: New file.
1602 * config/cr16/cr16-protos.h: New file.
1603 * config/cr16/predicates.md: New file.
1604 * config/cr16/constraints.md: New file.
1605 * config/cr16/t-cr16: New file.
1607 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1610 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1611 that operands[2] is either immediate, or q_regs_operand.
1613 PR tree-optimization/52073
1614 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1615 a pattern stmt for pattern uses, ignore uses outside of the loop.
1617 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1619 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1620 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1621 (OUT_AS1, OUT_AS2): Remove.
1623 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1625 PR rtl-optimization/51374
1626 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1627 to cross other volatile_refs_p insns.
1629 2012-02-01 Richard Guenther <rguenther@suse.de>
1631 * doc/invoke.texi (fno-inline): Clarify documentation.
1632 (finline-small-functions): Likewise.
1633 (finline-functions): Likewise.
1634 * common.opt (finline): Adjust comment and documentation.
1635 (finline-small-functions): Clarify documentation.
1636 (finline-functions): Likewise.
1637 (finline-functions-called-once): Likewise.
1639 2012-02-01 Tristan Gingold <gingold@adacore.com>
1641 * c-typeck.c (composite_type): Keep mode for pointers.
1643 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1645 * function.h (regno_reg_rtx): Adjust comment.
1646 * reginfo.c (init_reg_modes_target): Only use the previous mode
1647 if it fits within one register. Remove MIPS comment.
1649 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1652 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1654 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1656 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1657 to srak instruction.
1659 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1661 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1663 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1668 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1670 2012-01-31 Richard Guenther <rguenther@suse.de>
1672 PR tree-optimization/51528
1673 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1676 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1681 * ree.c (add_removable_extension): Change def_map argument
1682 to unsigned *, store in def_map 1 + offset into *insn_list vector
1683 instead of pointers into the vector.
1684 (find_removable_extensions): Adjust caller.
1686 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1688 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1689 Transform all "* quoted-c-code" to { c-code }.
1690 Remove redundant test for "optimize" in combine patterns.
1691 Move (include "avr-dimode.md") to end of file.
1693 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1696 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1697 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1699 2012-01-30 Richard Guenther <rguenther@suse.de>
1701 PR tree-optimization/52028
1702 * tree-loop-distribution.c (ldist_gen): Properly update
1705 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1708 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1709 set_cur_line_info_table if not emitting debug info.
1711 PR tree-optimization/52046
1712 * tree-vect-patterns.c (check_bool_pattern): Give up if
1713 a comparison could throw.
1716 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1718 2012-01-30 Richard Guenther <rguenther@suse.de>
1720 PR tree-optimization/52045
1721 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1722 SSA form if cfgcleanup did anything.
1724 2012-01-30 Richard Guenther <rguenther@suse.de>
1726 PR tree-optimization/52045
1727 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1728 before computing final todo.
1730 2012-01-30 Richard Guenther <rguenther@suse.de>
1732 PR tree-optimization/51528
1733 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1736 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1738 * df-problems.c (df_kill_notes): Check that the use refers
1739 to the note under examination.
1741 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1744 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1745 parameter and use short-lived pseudos.
1746 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1747 (sparc_expand_vector_init): Const-ify local variables and adjust
1748 calls to above functions.
1750 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1752 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1754 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1756 * doc/invoke.texi: Make usage of "compile time" and
1757 "run time"/"runtime" consistent throughout the file.
1759 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1761 * config/alpha/alpha.c (alpha_option_override): Default to
1762 full IEEE compliance mode for Go language.
1764 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1766 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1767 (LINK_SSP_SPEC): Define.
1769 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1772 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1775 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1777 * doc/invoke.texi: Correct hyphenation of "floating point",
1778 "double precision", and related terminology throughout the file.
1780 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1783 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1784 arm_general_register_operand predicate for operand 2 instead of
1787 2012-01-27 Ian Lance Taylor <iant@google.com>
1790 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1791 * builtins.c (expand_builtin_init_trampoline): Add onstack
1792 parameter. Change caller.
1793 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1794 * tree.c (build_common_builtin_nodes): Declare
1795 __builtin_init_heap_trampoline.
1797 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1799 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1800 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1801 * config/avr/avr.c: Ditto.
1802 (avr_regnames): Remove because unused.
1803 * config/avr/avr.md (*cpse.ne): New peephole.
1804 (*cpse.eq): New peephole from former cpse peepholes.
1806 2012-01-27 Michael Eager <eager@eagercon.com>
1808 * config/microblaze.c (microblaze_emit_compare): Correct
1809 test after pcmp instruction.
1811 2012-01-27 Richard Guenther <rguenther@suse.de>
1813 PR tree-optimization/52020
1814 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1816 2012-01-27 Richard Guenther <rguenther@suse.de>
1818 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1819 function non-const/pure.
1821 2012-01-27 Richard Guenther <rguenther@suse.de>
1823 PR tree-optimization/50444
1824 * tree-sra.c (build_ref_for_offset): Properly adjust the
1825 MEM_REF type for unaligned accesses.
1827 2012-01-27 Richard Guenther <rguenther@suse.de>
1829 PR tree-optimization/50444
1830 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1831 (expand_assignment): Use it. Properly handle misaligned
1832 bases when expanding stores to component references.
1833 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1836 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1839 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1840 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1841 * tree-data-ref.c (find_data_references_in_loop): Make static.
1842 (compute_all_dependences): Change return type to bool. Bail out
1843 for too many datarefs in a loop. Move the hunk resetting the data
1844 dependences vector from ...
1845 (compute_data_dependences_for_loop): ... here. Account for
1846 compute_all_dependences returning false.
1847 (compute_data_dependences_for_bb): Likewise.
1848 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1849 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1851 2012-01-27 Richard Guenther <rguenther@suse.de>
1854 * expr.c (store_field): Use the alias-set of the scratch memory
1857 2012-01-27 Tom de Vries <tom@codesourcery.com>
1859 PR tree-optimization/51990
1860 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1862 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1864 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1867 * var-tracking.c (reverse_op): Don't add any reverse operation
1868 if V already has any constant locations.
1870 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1872 * doc/invoke.texi: Correct usage of "command line" (noun)
1873 vs "command-line" (adjective) throughout.
1875 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1877 * doc/invoke.texi (Language Independent Options): Move
1878 -Wcoverage-mismatch blurb from here....
1879 (Warning Options): ...to here.
1881 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1883 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1884 Set rs6000_always_hint to false for 476.
1886 2012-01-27 Matthias Klose <doko@ubuntu.com>
1888 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1890 * incpath.c (add_standard_paths): Likewise.
1892 2012-01-27 Richard Henderson <rth@redhat.com>
1894 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1895 * config/m68k/sync.md (atomic_test_and_set): Rename from
1896 sync_test_and_setqi and adjust the operands.
1897 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1898 and unconditionally enable.
1900 2012-01-27 Richard Henderson <rth@redhat.com>
1902 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1903 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1904 (ldstub): Rename from ldstubqi.
1905 (ldstub<I24MODE>): Remove.
1907 2012-01-27 Richard Henderson <rth@redhat.com>
1909 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1910 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1911 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1912 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1913 * doc/tm.texi: Rebuild.
1915 2012-01-27 Richard Henderson <rth@redhat.com>
1917 * optabs.c (gen_atomic_test_and_set): Remove default.
1918 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1920 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1922 PR rtl-optimization/51978
1923 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1924 (combine_reaching_defs): Likewise.
1925 (struct re_info): Remove.
1926 (add_removable_extension): Remove x and data arguments,
1927 add insn, insn_list and def_map. Use the arguments directly
1928 instead of using struct re_info.
1929 (find_removable_extensions): Don't call add_removable_extension
1930 through note_stores, instead just call it with single_set
1932 (find_and_remove_re): Pass curr_cand->expr instead of
1933 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1935 2012-01-26 Michael Matz <matz@suse.de>
1937 PR tree-optimization/46590
1938 * cfgexpand.c: Revert last change (r183305).
1939 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1941 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1942 checking for emptiness.
1944 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1947 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1948 non-addressable non-BLKmode base correctly.
1950 2012-01-26 Michael Matz <matz@suse.de>
1952 PR tree-optimization/48794
1953 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1954 regions referenced from RESX/EH_DISPATCH.
1956 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1958 * config/s390/s390.h: Make BRANCH_COST an option.
1959 * config/s390/s390.opt: New option -mbranch-cost.
1961 2012-01-26 Richard Henderson <rth@redhat.com>
1963 Revert 2012-01-24 change:
1964 * trans-mem.c (requires_barrier): Do not instrument thread local
1965 variables and emit save/restore for them.
1967 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1970 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1973 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1975 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1978 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1981 Rename __pgm to __flash.
1982 Rename __pgm1 to __flash1.
1983 Rename __pgm2 to __flash2.
1984 Rename __pgm3 to __flash3.
1985 Rename __pgm4 to __flash4.
1986 Rename __pgm5 to __flash5.
1987 Rename __pgmx to __memx.
1988 * doc/extend.texi (AVR Named Address Spaces)
1989 Rename address space names as indicated above.
1990 * config/avr/avr.c (avr_addrspace): Ditto.
1992 * config/avr/avr-protos.h
1993 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1994 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1995 * config/avr/predicates.md: Ditto.
1996 * config/avr/avr.c Ditto, and
1997 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1998 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2000 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2001 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2002 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2003 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2004 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2005 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2006 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2007 * config/avr/avr.c: Ditto.
2008 * config/avr/avr.md: Ditto.
2010 2012-01-25 Jason Merrill <jason@redhat.com>
2013 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2015 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2017 PR tree-optimization/51987
2018 * tree-data-ref.c (get_references_in_stmt): Handle references in
2019 non-volatile GIMPLE_ASM.
2021 2012-01-25 Richard Guenther <rguenther@suse.de>
2023 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2024 bases are dereferenced.
2026 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2028 PR rtl-optimization/48374
2029 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2031 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2033 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2034 compute_data_dependences_for_loop returns false.
2035 * tree-parloops.c (loop_parallel_p): Likewise.
2037 2012-01-25 Richard Guenther <rguenther@suse.de>
2039 * tree.h (get_pointer_alignment_1): Declare.
2040 * builtins.c (get_pointer_alignment_1): New function.
2041 (get_pointer_alignment): Use it.
2043 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2045 PR rtl-optimization/48308
2046 * combine.c (enum undo_kind): Add UNDO_LINKS.
2047 (struct undo): Add member l to other_contents and where.
2048 (do_SUBST_LINK): New.
2050 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2051 (undo_all): Handle UNDO_LINKS.
2053 2012-01-25 Richard Henderson <rth@redhat.com>
2055 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2058 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2060 * optabs.c (gen_atomic_test_and_set): Use each argument.
2062 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2064 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2065 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2066 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2067 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2068 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2069 TARGET_PAIRED_SINGLE_FLOAT.
2071 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2073 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2074 (in_struct, return_val): Remove MEM documentation.
2075 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2076 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2077 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2079 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2080 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2081 * expr.c (store_field): Likewise.
2082 * function.c (assign_stack_temp_for_type): Likewise.
2083 * ifcvt.c (noce_try_cmove_arith): Likewise.
2084 * reload1.c (reload): Likewise.
2085 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2086 (alpha_set_memflags): Likewise.
2087 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2089 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2091 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2093 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2094 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2095 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2097 * cselib.c (cselib_rtx_varies_p): Delete.
2098 (cselib_invalidate_mem): Update call to canon_true_dependence.
2099 * dse.c (record_store, check_mem_read_rtx): Likewise.
2100 (scan_reads_nospill): Likewise.
2101 * cse.c (check_dependence): Likewise.
2102 (cse_rtx_varies_p): Delete.
2103 * expr.c (safe_from_p): Update call to true_dependence.
2104 * ira.c (validate_equiv_mem_from_store): Likewise.
2105 (memref_referenced_p): Likewise.
2106 * postreload-gcse.c (find_mem_conflicts): Likewise.
2107 * sched-deps.c (sched_analyze_2): Likewise.
2108 * store-motion.c (load_kills_store): Likewise.
2109 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2110 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2111 (compute_transp): Update call to canon_true_dependence.
2113 2012-01-25 Richard Henderson <rth@redhat.com>
2115 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2116 (maybe_emit_atomic_test_and_set): New.
2117 (expand_sync_lock_test_and_set): Use it.
2118 (expand_atomic_test_and_set): Likewise.
2119 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2120 the implementation; clarify implementation defined details.
2121 * doc/md.texi (atomic_test_and_set): Document.
2123 2012-01-25 Richard Henderson <rth@redhat.com>
2125 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2127 2012-01-25 Richard Henderson <rth@redhat.com>
2130 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2131 to effect no-op split.
2133 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2136 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2137 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2138 (BT_FN_VOID_PTR_INT_SIZE): New.
2139 (BT_FN_UINT_UINT_VAR): Remove.
2140 (BT_FN_UINT32_UINT32_VAR): New.
2141 (BT_FN_DOUBLE_VPTR): Remove.
2142 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2144 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2145 (_ITM_changeTransactionMode): Same.
2146 (_ITM_memmoveRtWt): Change return type to void.
2147 (_ITM_memcpyRtWt): Same.
2148 (_ITM_memsetW): Same.
2149 (_ITM_RaRD): Change types to double.
2154 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2156 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2157 Patrick Marlier <patrick.marlier@gmail.com>
2159 * trans-mem.c (requires_barrier): Do not instrument thread local
2160 variables and emit save/restore for them.
2162 2012-01-24 Jason Merrill <jason@redhat.com>
2165 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2166 output static aliases.
2168 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2171 * common.opt (-pie, -shared, pie, shared): Change from Common to
2173 * gcc.c (display_help): Display help for -pie and -shared.
2175 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2178 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2179 Remove note on size/offset limitation.
2180 (AVR Variable Attributes): Add example how to read data located
2181 with progmem. Refer to named address spaces.
2182 * doc/invoke.texi (AVR Options): Fix typo.
2184 2012-01-24 Richard Guenther <rguenther@suse.de>
2186 Forward-port to trunk
2187 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2190 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2191 op0 isn't sufficiently aligned and there is movmisalignM
2192 insn for mode, use it to load op0 into a temporary register.
2194 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2197 * target.def (const_not_ok_for_debug_p): New hook.
2198 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2200 * doc/tm.texi: Regenerated.
2201 * dwarf2out.c (const_ok_for_output_1): If
2202 targetm.const_not_ok_for_debug_p returns true, fail.
2203 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2205 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2207 2012-01-23 Kai Tietz <ktietz@redhat.com>
2210 * config/i386/predicates.md (symbolic_operand): Allow
2211 UNSPEC_PCREL as PIC expression for lea.
2212 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2213 * config/i386/i386.c (ix86_delegitimize_address): Handle
2214 UNSPEC_PCREL for none-MEM, too.
2216 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2218 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2219 (ipa_tm_create_version_alias): Same.
2221 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2224 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2225 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2227 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2228 Patrick Marlier <patrick.marlier@gmail.com>
2229 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2232 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2233 simple_object_start_read.
2235 2012-01-23 Richard Guenther <rguenther@suse.de>
2238 PR tree-optimization/51895
2239 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2240 parameter decomposition into BLKmode components.
2242 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2244 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2245 fake variables for restrict-qualified pointers whose pointed-to type
2246 contains a placeholder.
2248 2012-01-23 Richard Guenther <rguenther@suse.de>
2250 PR tree-optimization/51949
2251 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2253 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2255 PR rtl-optimization/51933
2256 * ree.c (transform_ifelse): Return true right away if dstreg is
2257 already wider or equal to cand->mode.
2258 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2259 (make_defs_and_copies_lists): Remove defs_list and copies_list
2260 arguments, add state argument, just truncate state->work_list
2261 instead of always allocating and freeing the vector. Assert that
2262 get_defs succeeds instead of returning 2. Changed return type to bool.
2263 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2264 have ext_src_mode, see if it has been modified already with the
2265 right kind of extension and has been extended before from the
2266 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2267 just return true. Remember the original mode in state->modified array.
2268 (combine_reaching_defs): Add state argument. Don't allocate and
2269 free here def_list, copied_list and vec vectors, instead just
2270 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2271 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2272 Add state variable, clear vectors in it, initialize state.modified
2273 if needed. Free all the vectors at the end and state.modified too.
2274 Don't skip a candidate if the extension expression has been modified.
2276 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2279 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2280 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2281 (extra_options) interix.opt -> i386/interix.opt"
2282 (extra_objs):Add winnt-stubs.o
2283 * configure.ac: Add interix to target_os .comm on PE check.
2284 * configure: Regenerate.
2285 * config/interix3.h: Delete and move bits to..
2286 * config/interix.h: Delete and move bits to..
2287 * config/i386/i386-interix3.h: Delete and move bits to..
2288 * config/i386/i386-interix.h: ..here.
2289 (TARGET_CPU_DEFAULT): Remove redefinition.
2290 (TARGET_ASM_CONSTRUCTOR): Undefine.
2291 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2292 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2293 (PTRDIFF_TYPE): Define.
2294 (LONG_DOUBLE_TYPE_SIZE): Define.
2295 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2296 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2297 (TARGET_SECTION_TYPE_FLAGS): Define.
2298 (ASM_DECLARE_FUNCTION_NAME): Define.
2299 (ASM_OUTPUT_EXTERNAL): Define.
2300 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2301 (ASM_OUTPUT_ALIGNED_BSS): Define.
2302 (PCC_BITFIELD_TYPE_MATTERS): Define.
2303 (USE_CONST_SECTION): Define.
2304 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2305 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2306 (SUPPORTS_ONE_ONLY): Remove.
2307 (I386_PE_STRIP_ENCODING): Define.
2308 * config/interix.opt: Delete and move bits to..
2309 * config/i386/interix.opt: ..here. New.
2310 (mpe-aligned-commons): Add.
2311 * config/i386/t-interix: Add copyright header.
2312 (winnt-stubs.o): Add rule.
2314 2012-01-22 Jason Merrill <jason@redhat.com>
2317 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2318 for extra name aliases.
2320 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2322 PR rtl-optimization/51924
2323 * ree.c (combine_set_extension): Improve debugging message.
2324 (combine_reaching_defs): Likewise.
2325 (get_defs): Rename confusingly named variable.
2326 (find_and_remove_re): Skip a candidate if the extension expression has
2329 2012-01-21 Robert Millan <rmh@gnu.org>
2330 Gerald Pfeifer <gerald@pfeifer.com>
2332 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2333 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2335 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2337 PR tree-optimization/51914
2338 * tree-vect-stmts.c (vectorizable_conversion): For
2339 cvt_type && modifier == WIDEN, put temporary with cvt_type
2340 at the beginning of vec_dsts and set vec_dest to temporary
2343 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2345 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2347 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2349 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2350 * config/rs6000/rs6000.c: Likewise.
2352 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2355 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2356 output_move_double on a copy of operands array.
2358 2012-01-20 Cary Coutant <ccoutant@google.com>
2359 Dodji Seketeli <dodji@redhat.com>
2362 * dwarf2out.c (copy_declaration_context): Return ref to parent
2363 of declaration DIE, if necessary.
2364 (remove_child_or_replace_with_skeleton): Add new parameter; update
2365 caller. Place skeleton DIE under parent DIE of original declaration.
2366 Move call to copy_declaration_context to here ...
2367 (break_out_comdat_types): ... from here.
2369 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2371 PR rtl-optimization/51856
2372 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2375 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2378 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2379 hints for neon loads and stores.
2381 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2385 * doc/extend.texi (Named Address Spaces): Split into subsections.
2386 (AVR Named Address Spaces): New subsection.
2387 (M32C Named Address Spaces): New subsection.
2388 (RL78 Named Address Spaces): New subsection.
2389 (SPU Named Address Spaces): New subsection.
2390 (Variable Attributes): New anchor "AVR Variable Attributes".
2391 (AVR Variable Attributes): Rewrite and avoid wording
2392 "address space" in this context.
2393 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2394 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2395 (AVR Built-in Macros): New subsubsection therein.
2396 * doc/md.texi (AVR constraints): Remove "C04", "R".
2398 2012-01-20 Richard Guenther <rguenther@suse.de>
2400 PR tree-optimization/51903
2401 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2402 when removing stmts.
2404 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2407 * config/arm/arm.c (arm_load_pic_register): Use
2408 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2409 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2410 (arm_pic_static_addr): Likewise.
2411 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2412 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2413 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2414 (pic_load_addr_unified): New.
2416 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2419 * function.c (instantiate_virtual_regs_in_insn): Use
2420 delete_insn_and_edges when removing a wrong asm insn.
2422 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2424 PR rtl-optimization/40761
2425 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2426 Add new member loop_num.
2427 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2428 (ira_build): Remove the parameter.
2430 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2431 (ira.c): Do not build CFG loops for one region allocation. Remove
2432 argument from ira_build call.
2434 * ira-build.c (init_loop_tree_node): New function.
2435 (create_loop_tree_nodes): Use it. Separate the case when CFG
2436 loops are not built.
2437 (more_one_region_p): Check current_loops.
2438 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2440 (add_loop_to_tree): Process loop equal to NULL too.
2441 (form_loop_tree): Separate the case when CFG loops are not built.
2442 Use explicitly number for the root.
2443 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2445 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2446 instead of loop->num.
2447 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2448 (mark_all_loops_for_removal): Ditto.
2449 (remove_unnecessary_regions): Separate the case when CFG loops
2451 (ira_build): Remove the parameter. Use explicit number of regions
2452 when CFG loops are not built.
2454 * ira-color.c (print_loop_title): Separate the case for the root node.
2455 Use loop_num instead of loop->num.
2456 (move_spill_restore): Use loop_num instead of loop->num.
2458 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2459 (change_loop): Ditto.
2460 (change_loop): Use loop_num instead of loop->num.
2462 * ira-lives.c (process_bb_node_lives): Ditto.
2464 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2466 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2468 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2471 * tree-mudflap.c (mf_artificial): New function.
2472 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2473 mx_register_decls, mudflap_enqueue_decl): Use it.
2476 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2477 numbers in the insn pattern.
2479 2012-01-19 Michael Matz <matz@suse.de>
2481 PR tree-optimization/46590
2482 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2483 use it in remembering which conflicts we already created.
2484 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2487 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2490 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2491 (merge_and_complain): Same.
2493 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2496 * config/initfini-array.h: Guard content of the header
2497 with #ifdef HAVE_INITFINI_ARRAY.
2498 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2499 Add initfini-array.h to tm_file here.
2500 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2501 * config.gcc: Don't add initfini-array.h to tm_file here.
2502 * configure: Regenerated.
2504 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2506 PR rtl-optimization/51505
2507 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2508 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2509 (df_note_bb_compute): Update the call to df_kill_notes.
2511 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2513 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2515 2012-01-18 Richard Guenther <rguenther@suse.de>
2517 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2518 of conversions to void *.
2520 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2521 Richard Sandiford <rdsandiford@googlemail.com>
2525 * optabs.h (simplify_expand_binop): Declare.
2526 * optabs.c (simplify_expand_binop): Make global.
2527 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2528 endian targets if the source cannot be exactly covered by word
2531 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2534 * hard-reg-set.h (struct hard_reg_set_container): New type.
2535 * target.h (struct hard_reg_set_container): Forward declare.
2536 * target.def (set_up_by_prologue): New target hook.
2537 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2538 * doc/tm.texi: Regenerated.
2539 * function.c (thread_prologue_and_epilogue_insns): Change
2540 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2541 Call targetm.set_up_by_prologue on it.
2542 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2543 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2545 2012-01-17 Nick Clifton <nickc@redhat.com>
2547 * config/rx/rx.c (rx_can_use_simple_return): New function.
2548 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2549 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2551 2012-01-17 Richard Guenther <rguenther@suse.de>
2554 * expr.c (expand_assignment): Take address-space information
2555 from the address operand of MEM_REF and TARGET_MEM_REF.
2556 (expand_expr_real_1): Likewise.
2558 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2560 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2561 reload dump is requested.
2563 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2566 * trans-mem.c (requires_barrier): Call may_be_aliased.
2568 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2570 PR tree-optimization/51877
2571 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2572 call arguments and fndecls compare equal, instead return false if they
2573 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2574 both SSA_NAMEs that are valueized the same, or they satisfy
2577 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2579 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2581 * configure: Regenerate.
2583 2012-01-16 Jan Hubicka <jh@suse.cz>
2587 * convert.c (convert_to_integer): Use fold_convert for
2588 converting an INTEGER_CST to integer type.
2590 2012-01-16 Jason Merrill <jason@redhat.com>
2593 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2595 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2598 * config/s390/s390.c (s390_chunkify_start): Don't skip
2599 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2600 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2601 If insn is followed by NOTE_INSN_VAR_LOCATION or
2602 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2603 Don't use location of note insns.
2605 PR tree-optimization/51865
2606 * tree-inline.c (tree_function_versioning): Call remap_decl
2607 on DECL_RESULT whenever it has VOID_TYPE_P type.
2609 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2611 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2612 for calls to locally-binding MIPS16 functions if only the return
2613 type uses float regs.
2615 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2616 Richard Sandiford <rdsandiford@googlemail.com>
2618 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2619 (SYMBOL_32_HIGH): Likewise.
2620 (mips_output_tls_reloc_directive): Declare.
2621 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2622 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2623 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2624 (mips_lo_relocs, mips_hi_relocs): Make extern.
2625 (mips16_stub_function): Move up file.
2626 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2627 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2628 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2629 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2630 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2631 (mips_get_tp): Add MIPS16 support.
2632 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2633 Generalize DTPREL and TPREL handling.
2634 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2635 Add MIPS16 TLS support.
2636 (mips_output_tls_reloc_directive): New function.
2637 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2638 * config/mips/predicates.md (symbolic_operand_with_high)
2639 (tls_reloc_operand): New predicates.
2640 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2641 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2642 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2643 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2644 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2645 (*tls_get_tp_mips16_call_<mode>): Likewise.
2647 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2649 PR rtl-optimization/51821
2650 * recog.c (peep2_find_free_register): Determine clobbered registers
2653 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2656 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2657 * config/avr/avr.c: Likewise.
2658 * config/avr/avr.h: Likewise.
2660 2012-01-13 Ian Lance Taylor <iant@google.com>
2663 * tree.h (TYPE_QUALS): Add cast to int.
2664 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2666 2012-01-13 Ian Lance Taylor <iant@google.com>
2668 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2669 comparing param_index to VEC_length result.
2671 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2673 * c-decl.c: Do not include tree-mudflap.h
2674 * tree-optimize.c: Likewise.
2675 * Makefile.in: Update dependencies.
2677 2012-01-13 Richard Guenther <rguenther@suse.de>
2680 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2681 variable-sized result always use RSO.
2683 2012-01-12 DJ Delorie <dj@redhat.com>
2685 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2686 pointer type, not just the default pointer type.
2688 2012-01-09 Richard Henderson <rth@redhat.com>
2689 Denis Chertykov <chertykov@gmail.com>
2692 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2693 * config/avr/avr.c (avr_can_eliminate): Simplify.
2694 (avr_initial_elimination_offset): Likewise.
2695 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2696 (expand_epilogue): Likewise.
2697 (avr_legitimize_address): Gut.
2698 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2699 (avr_hard_regno_nregs): New.
2700 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2701 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2702 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2703 add soft frame pointer.
2704 (CALL_USED_REGISTERS): Likewise.
2705 (REG_CLASS_CONTENTS): Likewise.
2706 (REGISTER_NAMES): Likewise.
2707 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2708 (HARD_FRAME_POINTER_REGNUM): New.
2709 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2710 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2711 remove the HARD_FRAME_POINTER self-elimination.
2713 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2716 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2717 DECL_EXTERNAL when checking for initializers of progmem variables.
2719 2012-01-12 Ira Rosen <irar@il.ibm.com>
2721 PR tree-optimization/51799
2722 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2723 that the last operation is a type demotion.
2725 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2727 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2728 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2730 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2733 * combine.c (distribute_notes): If i3 is a noreturn call,
2734 allow old_size to be equal to args_size and make sure the
2735 noreturn call gets REG_ARGS_SIZE note.
2736 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2737 on noreturn calls even when the delta is 0.
2739 2012-01-11 Nathan Sidwell <nathan@acm.org>
2741 * gcov.c (STRING_SIZE): Remove.
2742 (generate_results): Erase annotations for source files with no
2743 coverage information.
2745 (output_lines): Use it.
2747 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2749 * gimple.h (gimplify_body): Remove first argument.
2750 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2751 pointer set here, instead just pass DATA to walk_tree.
2752 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2753 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2754 (unvisit_body): Likewise, but with unmark_visited.
2755 (gimplify_body): Remove BODY_P argument and adjust.
2756 (gimplify_function_tree): Adjust call to gimplify_body.
2757 * omp-low.c (finalize_task_copyfn): Likewise.
2759 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2761 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2762 (build_function_type_skip_args): Delete.
2763 * tree.c (build_function_type_skip_args): Make static and add
2764 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2765 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2766 pass it to build_function_type_skip_args.
2767 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2768 (tree_function_versioning): Likewise.
2769 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2770 build_function_decl_skip_args.
2771 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2772 and pass it to build_function_decl_skip_args/tree_function_versioning.
2773 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2774 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2775 * trans-mem.c (ipa_tm_create_version): Likewise.
2776 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2777 * tree-inline.c (declare_return_variable): Remove always-true test.
2778 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2779 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2780 * ipa-split.c (split_function): Skip the return value for the split
2781 part if it doesn't return.
2783 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2785 PR tree-optimization/49642
2786 * ipa-split.c (forbidden_dominators): New variable.
2787 (check_forbidden_calls): New function.
2788 (dominated_by_forbidden): Likewise.
2789 (consider_split): Check for forbidden dominators.
2790 (execute_split_functions): Initialize and free forbidden
2791 dominators info; call check_forbidden_calls.
2793 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2795 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2797 2012-01-11 Nick Clifton <nickc@redhat.com>
2799 * config/rx/rx.md (return): Define pattern.
2801 2012-01-11 Richard Guenther <rguenther@suse.de>
2803 * doc/extend.texi (malloc attribute): Adjust according to
2806 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2807 Patrick Marlier <patrick.marlier@gmail.com>
2810 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2811 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2812 (ipa_tm_note_irrevocable): Same.
2813 (ipa_tm_scan_irr_block): Same.
2814 (ipa_tm_decrement_clone_counts): Same.
2815 (ipa_tm_scan_irr_function): Same.
2816 (ipa_tm_create_version_alias): Same.
2817 (ipa_tm_create_version): Same.
2818 (ipa_tm_transform_calls_redirect): Same.
2819 (ipa_tm_transform_calls): Same.
2820 (ipa_tm_transform_transaction): Same.
2821 (ipa_tm_execute): Same.
2823 2012-01-10 Richard Guenther <rguenther@suse.de>
2826 * opts.c (common_handle_option): Handle -Werror.
2828 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2830 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2833 2012-01-10 Jason Merrill <jason@redhat.com>
2835 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2838 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2840 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2841 supports R_386_TLS_GD_PLT reloc.
2842 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2843 supports R_386_TLS_LDM_PLT reloc.
2844 * configure: Regenerate.
2845 * config.in: Regenerate.
2847 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2850 Extend __pgmx semantics to linearize memory.
2851 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2852 determine if code comes inline or from libgcc.
2853 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2854 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2855 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2856 (movmemx_qi, movmemx_hi): New insns.
2857 (xload_<mode>_libgcc): Rewrite to new insn condition.
2858 (xload_<mode>): Remove insns.
2859 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2860 cases that don't satisfy avr_xload_libgcc_p().
2861 (avr_addr_space_convert): Allow converting in any direction.
2862 (avr_addr_space_subset_p): Return always true.
2863 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2864 (avr_emit_movmemhi): Ditto.
2865 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2866 (avr_out_movmem): Ditto.
2867 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2868 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2869 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2870 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2871 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2873 2012-01-10 Richard Guenther <rguenther@suse.de>
2875 PR tree-optimization/50913
2876 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2877 Require data-refs to be representable by Graphite with respect
2880 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2882 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2883 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2885 2012-01-10 Tom de Vries <tom@codesourcery.com>
2887 PR rtl-optimization/51271
2888 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2889 handling annulled branch.
2891 2012-01-10 Richard Henderson <rth@redhat.com>
2893 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2894 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2895 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2896 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2897 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2898 arm_expand_vec_perm_const): New.
2899 * config/arm/arm-protos.h: Update.
2900 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2901 (*neon_vswp<VDQX>): New.
2902 (neon_vcombine<VDX>): Use neon_split_vcombine.
2903 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2904 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2905 (vec_perm<VE>): New.
2907 2012-01-10 Richard Henderson <rth@redhat.com>
2909 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2910 use it if reload_completed.
2911 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2912 arm_output_asm_insn, arm_process_output_memory_barrier,
2913 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2914 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2915 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2916 arm_process_output_sync_insn, arm_output_sync_insn,
2917 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2918 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2919 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2920 (emit_unlikely_jump): New.
2921 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2922 (arm_split_atomic_op): New.
2923 * config/arm/arm-protos.h: Update.
2924 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2925 (struct arm_sync_generator): Remove.
2926 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2927 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2928 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2929 (VUNSPEC_LL, VUNSPEC_SC): New.
2930 (sync_result, sync_memory, sync_required_value, sync_new_value,
2931 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2932 (attr length): Don't use arm_sync_loop_insns.
2933 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2934 (movsfcc, movdfcc): Likewise.
2935 * config/arm/constraints.md (Ua): New.
2936 * config/arm/prediates.md (mem_noofs_operand): New.
2937 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2938 (sync_clobber, sync_t2_reqd): Remove.
2939 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2940 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2941 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2942 (arm_sync_compare_and_swap<SIDI>): Remove.
2943 (arm_sync_compare_and_swap<NARROW>): Remove.
2944 (arm_sync_lock_test_and_set<SIDI>): Remove.
2945 (arm_sync_lock_test_and_set<NARROW>): Remove.
2946 (arm_sync_new_<syncop><SIDI>): Remove.
2947 (arm_sync_new_<syncop><NARROW>): Remove.
2948 (arm_sync_new_nand<SIDI>): Remove.
2949 (arm_sync_new_nand<NARROW>): Remove.
2950 (arm_sync_old_<syncop><SIDI>): Remove.
2951 (arm_sync_old_<syncop><NARROW>): Remove.
2952 (arm_sync_old_nand<SIDI>): Remove.
2953 (arm_sync_old_nand<NARROW>): Remove.
2954 (*memory_barrier): Merge arm_output_memory_barrier.
2955 (atomic_compare_and_swap<QHSD>): New.
2956 (atomic_compare_and_swap<NARROW>_1): New.
2957 (atomic_compare_and_swap<SIDI>_1): New.
2958 (atomic_exchange<QHSD>): New.
2959 (cas_cmp_operand, cas_cmp_str): New.
2960 (atomic_op_operand, atomic_op_str): New.
2961 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2962 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2963 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2964 (arm_load_exclusive<NARROW>): New.
2965 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2966 (arm_store_exclusive<QHSD>): New.
2968 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2970 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2971 reload patterns if -mvsx-scalar-memory.
2973 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2974 generated, even -mno-vsx-scalar-double was used.
2975 (vsx_xscvdpsp_scalar): Likewise.
2976 (vsx_xscvspdp_scalar2): Likewise.
2978 2012-01-09 Tom de Vries <tom@codesourcery.com>
2979 Andrew Pinski <apinski@cavium.com>
2982 * reorg.c (fill_slots_from_thread): Don't speculate
2983 frame-related insns.
2985 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2987 * sched-int.h (bb_note): Move to...
2988 * basic-block.h: ...here.
2989 * haifa-sched.c (bb_note): Move to...
2990 * cfgrtl.c: ...here.
2991 * function.c (next_block_for_reg): New function.
2992 (move_insn_for_shrink_wrap): Likewise.
2993 (prepare_shrink_wrap): Rewrite to use the above.
2995 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2997 * gimple.c (is_gimple_non_addressable): Remove.
2998 * gimple.h: Remove is_gimple_non_addressable.
2999 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3000 is_gimple_non_addressable.
3001 * trans-mem.c (expand_assign_tm): Same.
3003 2012-01-09 Richard Guenther <rguenther@suse.de>
3005 PR tree-optimization/51775
3006 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3007 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3009 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3011 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3013 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3015 2012-01-09 Richard Guenther <rguenther@suse.de>
3017 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3019 2012-01-08 Jan Hubicka <jh@suse.cz>
3021 PR tree-optimize/51680
3022 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3023 on when known_vals needs to be computed; cleanup.
3025 2012-01-08 Jan Hubicka <jh@suse.cz>
3027 PR tree-optimize/51694
3028 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3030 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3032 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3033 for -std=c++98 and -std=c++11 too.
3035 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3037 * cfgloop.c (cancel_loop): Add free() of bbs array.
3039 2012-01-07 Jan Hubicka <jh@suse.cz>
3041 PR tree-optimization/51600
3042 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3043 that benefits small functions.
3045 2012-01-07 Jan Hubicka <jh@suse.cz>
3047 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3049 2012-01-07 Jan Hubicka <jh@suse.cz>
3051 PR tree-optimization/51680
3052 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3053 whose inlining reduce unit size.
3055 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3058 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3059 Add canonical node to containing_mem chain after the non-canonical
3060 one, even if there weren't any locs to propagate.
3061 (remove_useless_values): Keep only canonical values.
3062 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3063 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3064 canonicalize mem_chain elements that are not discarded.
3066 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3069 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3070 before emitting functions.
3072 PR gcov-profile/50127
3073 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3074 clear_aux_for_blocks.
3076 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3079 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3081 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3083 * c-decl.c (ext_block): Moved up.
3084 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3086 2012-01-06 Han Shen <shenhan@google.com>
3088 Translate built-in include paths for sysroot.
3089 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3090 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3092 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3093 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3095 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3096 control whether sysroot should be prepended to gxx include dir.
3098 * configure: Regenerate.
3100 2012-01-06 Torvald Riegel <triegel@redhat.com>
3102 PR rtl-optimization/51771
3103 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3104 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3106 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3108 PR tree-optimization/51315
3109 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3110 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3112 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3115 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3116 for shrp pattern. Correctly handle and fixup shift variable.
3117 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3119 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3122 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3123 note when !ACCUMULATE_OUTGOING_ARGS.
3125 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3127 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3129 (extract_range_from_unary_expr_1): Avoid useless computations.
3131 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3133 PR rtl-optimization/51767
3134 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3135 of jump_block and add an extra edge for degenerated asm gotos.
3138 * stmt.c (check_unique_operand_names): Don't ICE during error
3139 reporting if i is from labels chain.
3142 * profile.c (branch_prob): Split bbs that have exit edge
3143 and need a fake entry edge too.
3145 2012-01-05 Jan Hubicka <jh@suse.cz>
3148 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3151 2012-01-05 Richard Guenther <rguenther@suse.de>
3154 * tree-streamer-out.c (write_ts_optimization): New function.
3155 (streamer_write_tree_body): Call it.
3156 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3157 (streamer_read_tree_body): Call it.
3158 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3160 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3163 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3164 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3165 in_cleanup_point_expr before gimplify_stmt call and restore it
3167 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3168 in_cleanup_point_expr is false.
3170 2012-01-05 Richard Guenther <rguenther@suse.de>
3173 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3175 * toplev.c (process_options): Reject combining mudflap and LTO.
3176 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3178 2012-01-05 Richard Guenther <rguenther@suse.de>
3180 PR tree-optimization/51760
3181 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3183 (bit_value_unop): Handle UNDEFINED operands.
3184 (bit_value_binop): Likewise.
3186 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3188 * config/avr/avr.c (avr_replace_prefix): Remove.
3189 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3190 (avr_asm_function_rodata_section): Ditto.
3191 (avr_asm_select_section): Ditto.
3193 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3195 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3198 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3201 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3202 calls that have any non-fake successor edges.
3205 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3207 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3209 PR tree-optimization/51624
3210 * tree-sra.c (build_ref_for_model): When replicating a chain of
3211 COMPONENT_REFs, stop as soon as the offset would become negative.
3213 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3216 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3217 in .debug_loc on the floor.
3219 2012-01-04 Andrew Pinski <apinski@cavium.com>
3221 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3223 2012-01-04 Andrew Pinski <apinski@cavium.com>
3224 Adam Nemet <anemet@caviumnetworks.com>
3226 * config/mips/mips.md (size): Add SI and DI.
3227 (SIZE): New mode attribute.
3228 (U): New code attribute.
3229 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3230 (mips_lbux_<mode>): Delete.
3231 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3232 (mips_lhx): Use gen_mips_lhx_extsi.
3233 (mips_lhx_<mode>): Delete.
3235 (mips_l<size>x): New expand.
3236 (mips_lwx_<mode>): Delete.
3237 (mips_l<GPR:size>x_<P:mode>): New pattern.
3238 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3239 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3240 * config/mips/mips.c (mips_lx_address_p): New function.
3241 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3242 (dsp64): New availability predicate.
3243 (mips_builtins): Add an entry for __builtin_mips_ldx.
3244 * config/mips/mips.h (ISA_HAS_LBX): New define.
3245 (ISA_HAS_LBUX): Likewise.
3246 (ISA_HAS_LHX): Likewise.
3247 (ISA_HAS_LHUX): Likewise.
3248 (ISA_HAS_LWX): Likewise.
3249 (ISA_HAS_LWUX): Likewise.
3250 (ISA_HAS_LDX): Likewise.
3251 * doc/extend.texi (__builtin_mips_ldx): Document.
3253 2012-01-04 Tristan Gingold <gingold@adacore.com>
3255 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3256 when long pointers are used.
3257 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3258 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3259 (ia64-hp-*vms*): Remove.
3260 * config/vms/xm-vms64.h: Delete.
3262 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3265 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3267 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3269 * opts.c (finish_options): Remove duplicate sorry.
3271 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3274 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3277 2012-01-04 Richard Guenther <rguenther@suse.de>
3280 * tree.c (size_low_cst): New function.
3281 * tree.h (size_low_cst): Declare.
3282 * fold-const.c (fold_comparison): Use it to extract the low
3283 part of the POINTER_PLUS_EXPR offset.
3285 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3287 Fix clearing ZERO_REG
3288 * config/avr/avr.md (cc): Add alternative "ldi".
3289 (movqi_insn): Use it in cc attribute.
3290 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3291 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3292 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3294 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3296 * configure: Regenerate.
3298 2012-01-04 Richard Guenther <rguenther@suse.de>
3300 PR tree-optimization/49651
3301 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3302 (var_can_have_subvars): Use it.
3303 (get_constraint_for_1): Only consider subfields if there can be any.
3305 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3308 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3309 to its new canonical_cselib_val and the cselib_val was in
3310 first_containing_mem chain, but the canonical_cselib_val was not,
3311 add the latter into the chain.
3312 (cselib_invalidate_mem): Compare canonical_cselib_val of
3313 addr_list chain elt with v.
3316 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3317 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3319 (output_macinfo_op): Don't ggc_strdup fd->filename.
3320 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3321 then ggc_strdup it. Don't free inc->info or cur->info.
3322 (output_macinfo): Don't free ref->info or file->info.
3324 2012-01-03 Ira Rosen <irar@il.ibm.com>
3326 PR tree-optimization/51269
3327 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3328 first_niters a pointer.
3329 (slpeel_tree_peel_loop_to_edge): Likewise.
3330 (vect_do_peeling_for_loop_bound): Update call to
3331 slpeel_tree_peel_loop_to_edge.
3332 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3333 here. Remove it from the parameters list.
3334 (vect_do_peeling_for_alignment): Update calls and compute
3337 2012-01-03 Richard Guenther <rguenther@suse.de>
3339 PR tree-optimization/51070
3340 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3341 Properly handle calls.
3343 2012-01-03 Richard Guenther <rguenther@suse.de>
3345 PR tree-optimization/51692
3346 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3347 the LHS of allocation stmts.
3349 2012-01-03 Olivier Hainque <hainque@adacore.com>
3351 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3353 2012-01-03 Olivier Hainque <hainque@adacore.com>
3355 * collect2.c (main): In AIX specific computations for vector
3356 insertions, use CONST_CAST2 to cast from char ** to const char **.
3358 2012-01-03 Richard Guenther <rguenther@suse.de>
3361 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3362 the context of a limbo DIE when it does not already exist.
3364 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3366 PR tree-optimization/51719
3367 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3368 but direct call is, clear direct call's lhs and don't add fallthrough
3369 edge from dcall_bb to join_bb and PHIs.
3371 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3373 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3374 the instructions emitted by the pattern.
3375 ("*TDC_insn_<mode>"): Add comment.
3377 2012-01-03 Richard Guenther <rguenther@suse.de>
3380 * fold-const.c (fold_comparison): Properly canonicalize
3381 tree offset and HOST_WIDE_INT bit position.
3383 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3385 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3386 operands for extzv pattern.
3388 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3391 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3394 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3396 * doc/invoke.texi (-flto and related options): Copy-edit.
3398 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3400 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3402 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3404 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3407 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3409 * expr.h (move_by_pieces_ninsns): Declare.
3410 * expr.c (move_by_pieces_ninsns): Make external.
3411 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3412 (mips_store_by_pieces_p): Likewise.
3413 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3414 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3415 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3416 (mips_store_by_pieces_p): Likewise.
3418 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3420 * passes.c (register_one_dump_file): Free full_name.
3422 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3423 (calculate_elim_costs_all_insns): Free offsets_at and
3424 offsets_known_at at the end and clear the pointers.
3426 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3428 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3429 this option introduced in r180739.
3431 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3434 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3435 (tmake_file target=avr): Add avr/t-multilib.
3437 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3438 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3439 * config/avr/genmultilib.awk: New file.
3440 * config/avr/t-multilib: New auto-generated file.
3441 * config/avr/multilib.h: New auto-generated file.
3442 * config/avr/t-avr (AVR_MCUS): New variable.
3443 (genopt.sh): Use it.
3444 (s-mlib): Depend on t-multilib.
3445 (t-multilib, multilib.h): New dependencies.
3446 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3447 (MULTILIB_OPTIONS): Remove.
3448 (MULTILIB_MATCHES): Remove.
3449 (MULTILIB_DIRNAMES): Remove.
3450 (MULTILIB_EXCEPTIONS): Remove:
3451 * config/avr/genopt.sh: Don't use hard coded file name;
3452 pass AVR_MCUS from t-avr instead.
3454 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3456 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3458 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3460 Implement light-weight DImode support.
3461 * config/avr/avr-dimode.md: New file.
3462 * config/avr/avr.md: Include it.
3463 (adjust_len): Add plus64, compare64.
3464 (HIDI): Remove code iterator.
3465 (code_stdname): New code attribute.
3466 (rotx, rotsmode): Remove DI.
3467 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3469 * config/avr/avr-protos.h (avr_have_dimode): New.
3470 (avr_out_plus64, avr_out_compare64): New.
3471 * config/avr/avr.c (avr_out_compare): Handle DImode.
3472 (avr_have_dimode): New variable definition and initialization.
3473 (avr_out_compare64, avr_out_plus64): New functions.
3474 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3475 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3476 (avr_compare_pattern): Skip DImode comparisons.
3478 2012-01-02 Revital Eres <revital.eres@linaro.org>
3480 * ddg.c (def_has_ccmode_p): New function.
3481 (add_cross_iteration_register_deps,
3482 create_ddg_dep_from_intra_loop_link): Call it.
3484 2012-01-02 Richard Guenther <rguenther@suse.de>
3487 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3489 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3491 * gcc.c (process_command): Update copyright notice dates.
3492 * gcov.c (print_version): Likewise.
3493 * gcov-dump.c (print_version): Likewise.
3494 * mips-tfile.c (main): Likewise.
3495 * mips-tdump.c (main): Likewise.
3497 2012-01-01 Ira Rosen <irar@il.ibm.com>
3499 PR tree-optimization/51704
3500 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3501 a use is inside the basic block or loop before accessing its vect info.
3503 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3505 PR rtl-optimization/51069
3506 * cfgloopmanip.c (remove_path): Removing path making irreducible
3507 region unconditional makes BB part of the region.
3509 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3511 PR tree-optimization/51683
3512 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3513 calls with side-effects.
3514 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3516 Copyright (C) 2012 Free Software Foundation, Inc.
3518 Copying and distribution of this file, with or without modification,
3519 are permitted in any medium without royalty provided the copyright
3520 notice and this notice are preserved.
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