1 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4 * configure: Regenerate.
6 2012-03-07 Richard Henderson <rth@redhat.com>
8 * config/m68k/m68k.h (ISA_HAS_TAS): New.
9 * config/m68k/sync.md (atomic_test_and_set): Use it.
10 (atomic_test_and_set_1): Likewise.
12 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
15 * Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
16 gcc-nm$(exeext), gcc-ranlib$(exeext).
17 Don't double canonicalize if cross-compiling.
19 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
21 * trans-mem.c: New typedef for tm_region_p.
22 Define vector types for tm_region_p.
23 (tm_region_init): Replace region_worklist to a vector called
26 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
29 * trans-mem.c (tm_region_init): Use last_basic_block.
31 2012-03-05 Richard Henderson <rth@redhat.com>
34 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
35 * omp-low.c (expand_omp_atomic): Assume anything aligned to
36 BIGGEST_ALIGNMENT is aligned.
38 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
40 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
42 2012-03-05 Richard Henderson <rth@redhat.com>
45 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
46 instead of calling negqi2 directly.
48 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
50 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
51 (INTMAX_TYPE): Use it.
52 (UINTMAX_TYPE): Likewise.
53 (SUBTARGET_OVERRIDE_OPTIONS): Define.
54 (irix6_c_common_override_options): Declare.
55 (C_COMMON_OVERRIDE_OPTIONS): Define.
56 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
57 * config/mips/irix6-c.c: New file.
58 * config/mips/t-irix6 (irix6-c.o): New target.
59 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
62 2012-03-02 Richard Henderson <rth@redhat.com>
64 * optabs.c (expand_atomic_test_and_set): Honor
65 atomic_test_and_set_trueval even when atomic_test_and_set
68 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
70 Backport from mainline
71 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
73 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
75 2012-03-02 Richard Guenther <rguenther@suse.de>
77 * DEV-PHASE: Set to prerelease.
79 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
81 * config.gcc (obsolete): Add all ARM targets using the FPA.
82 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
83 * doc/install.texi: Avoid references to obsolete ARM ports.
85 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
87 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
89 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
90 Joern Rennecke <joern.rennecke@embecosm.com>
92 * doc/extend.texi: Expand and update information on interrupt
93 attribute for Epiphany.
95 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
97 * config/sh/sh-protos.h: Update copyright notice dates.
98 * config/sh/sh.h: Likewise.
99 * config/sh/sh.md: Likewise.
100 * config/sh/constraints.md: Likewise.
101 * config/sh/predicates.md: Likewise.
103 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
105 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
106 * config/sh/sh.c (tertiary_reload_operand): Likewise.
108 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
110 * config/sh/constraints.md: Fix comment typo.
112 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
115 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
116 unsigned HOST_WIDE_INT.
117 (zvdep_imm64): Likewise.
118 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
119 (vdepi_and): Likewise.
120 Likewise for unamed 64-bit patterns.
121 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
123 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
126 PR rtl-optimization/52417
127 * cselib.c (cselib_any_perm_equivs): New variable.
128 (cselib_reset_table): Check that it's not set when not
129 preserving constants.
130 (cselib_add_permanent_equiv): Set it.
131 (cselib_have_permanent_equivalences): New.
132 (cselib_init, cselib_finish): Reset it.
133 * cselib.h (cselib_have_permanent_equivalences): Declare.
134 * alias.c (get_addr): Restore earlier behavior when there
135 aren't permanent equivalences.
137 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
139 * config/mn10300/mn10300-modes.def: Fix copyright notice.
140 * config/v850/v850-modes.def: Fix copyright notice.
142 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
144 * doc/extend.texi (AVR Built-in Functions): Document
145 __builtin_avr_flash_segment.
147 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
148 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
149 (*split.flash_segment): New insn-and-split.
150 * config/avr/avr.c (avr_init_builtins): Add local variables:
151 const_memx_void_node, const_memx_ptr_type_node,
152 char_ftype_const_memx_ptr.
154 2012-03-01 Jakub Jelinek <jakub@redhat.com>
156 PR tree-optimization/52445
157 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
158 add ssa_name_ver, offset and size fields and change store field
160 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
161 (add_or_mark_expr): Likewise. Only consider previous stores
162 with the same size and offset.
163 (nt_init_block): Only look at gimple_assign_single_p stmts,
164 doesn't look at rhs2.
166 2012-03-01 Richard Guenther <rguenther@suse.de>
169 * tree-cfg.c (verify_gimple_assign_unary): Allow any
170 conversions from integral types to pointer types.
172 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
174 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
175 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
176 unintentionally removed in r184616.
178 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
180 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
183 2012-02-29 Jakub Jelinek <jakub@redhat.com>
184 Uros Bizjak <ubizjak@gmail.com>
187 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
188 alternatives, add "e" constraint to the new last alternative
189 and ! to last 3 alternatives.
191 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
193 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
194 DW_AT_artificial attributes at the end of the processing.
195 (gen_array_type_die): Likewise.
196 (gen_enumeration_type_die): Likewise.
197 (gen_struct_or_union_type_die): Likewise.
198 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
201 2012-02-29 Jakub Jelinek <jakub@redhat.com>
204 * expr.c (expand_assignment): If doing misaligned store that doesn't
205 cover all mode bits, perform a RMW cycle.
207 PR tree-optimization/52429
208 * tree-parloops.c (separate_decls_in_region_debug): Return early
209 if var is LABEL_DECL.
211 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
213 PR tree-optimization/52424
214 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
215 calling dom_thread_across_edge.
217 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
219 * config/avr/avr.c: Move definition of TARGET macros to end of file.
221 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
223 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
224 * config/avr/avr.c (avr_output_bld): Remove unused function.
225 (avr_out_sbxx_branch): Use "%T" to print bit position.
227 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
229 * config/avr/avr.md: Untabify.
231 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
233 * config/avr/avr.md (eqne): New code iterator.
234 (*dec-and-branchsi): Use it in text peephole's condition.
235 (*dec-and-branchhi): Ditto.
236 (*dec-and-branchqi): Ditto.
238 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
241 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
242 the device does not have the skip-bug.
244 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
246 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
247 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
248 -mpretend-cmove): New.
250 2012-02-29 Jakub Jelinek <jakub@redhat.com>
253 * df.h (struct df_d): Adjust comment that hard_regs_live_count
254 doesn't count DEBUG_INSN refs.
255 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
258 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
262 2012-02-20 Richard Guenther <rguenther@suse.de>
263 PR tree-optimization/52298
264 * tree-vect-stmts.c (vectorizable_load): Properly use
265 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
268 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
271 * gimple.h (gimple_in_transaction): New.
272 (gimple_set_in_transaction): New.
273 (struct gimple_statement_base): Add in_transaction field.
274 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
276 (tree_ssa_lim_initialize): Compute transaction bits.
277 * tree.h (compute_transaction_bits): Protoize.
278 * trans-mem.c (tm_region_init): Use the heap to store BB
280 (compute_transaction_bits): New.
282 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
284 * gcc.c (display_help): Document --help=common and sort entries
287 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
289 * doc/install.texi: Document check-$LANG specific shortcuts
291 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
294 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
296 * config/arm/arm_neon.h: Regenerate.
297 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
298 (neon_vcgeu): New insn.
299 (neon_vcgtu): Likewise.
300 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
301 (ops): Unsigned comparison intrinsics call a different
304 2012-02-28 Richard Guenther <rguenther@suse.de>
307 * config/i386/i386.c (ix86_expand_vector_set): Fix element
308 ordering for the VEC_CONCAT for two element vectors for
309 V2SFmode, V2SImode and V2DImode.
311 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
314 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
315 detecting big-endian triplets.
317 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
319 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
320 mode if there is no type information available.
322 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
324 PR tree-optimization/53207
325 * doc/invoke.texi: Document as experimental and relying on graphite.
327 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
329 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
330 of initializer to changes from r184614.
332 2012-02-28 Richard Guenther <rguenther@suse.de>
334 PR tree-optimization/52395
335 * tree-sra.c (build_ref_for_offset): Also look at the base
336 TYPE_ALIGN when figuring out the alignment of the replacement.
338 2012-02-28 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/52402
341 * ipa-prop.c (ipa_modify_call_arguments): Properly use
342 mis-aligned types when creating the accesses at the call site.
344 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
346 * config/avr/builtins.def: New file.
347 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
348 * config/avr/avr.c (enum avr_builtin_id): Use it.
349 (avr_init_builtins): Use it. And use avr_bdesc.
350 (bdesc_1arg): Remove.
351 (bdesc_2arg): Remove.
352 (bdesc_3arg): Remove.
353 (struct avr_builtin_description): Add field n_args.
354 (avr_bdesc): New static variable using builtins.def.
355 (avr_expand_builtin): Use it.
356 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
357 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
358 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
360 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
363 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
364 match only one single hard register with respective hard reg rtx.
365 (movmemx_<mode>): Ditto.
366 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
367 insn anatomy of movmem[x]_<mode>.
368 (avr_out_movmem): Same for printing assembler and operand usage.
370 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
374 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
375 address spaces located outside of device flash.
377 * config/avr/avr.h (base_arch_s): Remove field n_segments.
378 (mcu_type_s): Add field n_flash.
379 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
380 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
381 (AVR_MCU): Add N_FLASH argument.
382 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
383 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
384 macro __FLASH<n> if that address space makes sense for the device.
385 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
386 outside of target flash.
387 (avr_asm_named_section): Ditto.
388 (avr_asm_select_section): Ditto.
389 (avr_addr_space_convert): Ditto.
390 (avr_emit_movmemhi): Ditto.
391 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
392 address space is outside of device flash.
393 (avr_insert_attributes): Ditto.
394 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
395 avr_current_arch->n_segments.
397 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
400 * config/i386/i386.md (*movabs<mode>_1): Enable only for
402 (*movabs<mode>_2): Likewise.
404 2012-02-27 Jakub Jelinek <jakub@redhat.com>
407 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
408 s_register_operand in the test instead of REG_P. Don't call
409 gen_reg_rtx if it won't be used.
411 PR tree-optimization/52376
412 * ipa-split.c (split_function): Ignore CLOBBER stmts.
414 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
416 * ifcvt.c (noce_get_condition): Check condition variable is not
417 small_register_classes_for_mode_p before accepting.
419 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
421 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
423 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
426 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
427 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
429 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
431 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
433 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
435 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
437 * config/sh/predicates.md: Remove blank lines.
438 * config/sh/sh.c: Fix typos in comments.
439 * config/sh/constraints.md: Likewise.
440 * config/sh/sh.md: Remove blank lines.
441 Fix typos in comments. Use ;; as comment characters.
443 2012-02-26 Walter Lee <walt@tilera.com>
445 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
446 (replace_mov_pcrel_step2): Ditto.
448 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
451 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
452 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
453 and locs that reference values newer than the non-canonical value
454 at hand. Return the canonical value as a worst case.
455 (memrefs_conflict_p): Walk canonical value's locs.
458 * cselib.c (preserve_only_constants): Rename to...
459 (preserve_constants_and_equivs): ... this. Split out...
460 (invariant_or_equiv_p): ... this. Preserve plus expressions
461 of other preserved expressions too.
462 (cselib_reset_table): Adjust.
463 * var-tracking.c (reverse_op): Use canonical value to build
466 2012-02-23 Kai Tietz <ktietz@redhat.com>
468 * config/i386/i386.c (ix86_delegitimize_address): Handle
469 UNSPEC_PCREL plus displacement.
471 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
474 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
475 to test for unusedness in st X addressing.
477 2012-02-24 Richard Guenther <rguenther@suse.de>
480 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
481 (is_gimple_reg_type): Move inline ...
482 * gimple.h (is_gimple_reg_type): ... here.
484 2012-02-24 Richard Guenther <rguenther@suse.de>
487 * passes.c (execute_function_todo): When verifying SSA form
488 verify gimple form first.
489 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
491 2012-02-24 Richard Guenther <rguenther@suse.de>
494 * fold-const.c (fold_addr_of_array_ref_difference): New function.
495 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
497 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
499 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
501 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
503 * tree-phinodes.c (make_phi_node): Mark static.
504 * tree-flow.h (make_phi_node): Remove extern decl.
505 * doc/gimple.texi (make_phi_node): Remove documentation.
507 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
509 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
510 * tree-ssa-sccvn.c (print_scc): Ditto.
512 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
514 * doc/passes.texi (Full redundancy elimination): Fix typo.
516 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
518 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
520 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
523 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
525 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
528 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
530 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
532 * config/avr/avr.md (code_stdname): Add ior, xor.
533 (xior): New code iterator.
534 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
535 (*<code_stdname><mode>qi.byte1-3): Ditto.
537 2012-02-23 Jakub Jelinek <jakub@redhat.com>
539 PR tree-optimization/52019
540 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
543 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
545 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
546 HAVE_INITFINI_ARRAY to work around namespace pollution in
547 certain versions of newlib system headers.
548 * config.in: Regenerate.
549 * configure: Regenerate.
550 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
551 instead of HAVE_INITFINI_ARRAY.
553 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
556 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
557 is not offsettable memory reference.
559 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
562 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
563 setting avr_need_clear_bss_p for __gnu_lto* symbols.
565 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
567 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
568 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
570 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
572 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
573 library on Solaris 8 even without TLS support.
574 * configure: Regenerate.
576 2012-02-22 Richard Guenther <rguenther@suse.de>
579 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
580 for GIMPLE_DEBUG stmts.
582 2012-02-22 Martin Jambor <mjambor@suse.cz>
585 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
586 according to the base object.
588 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
590 PR rtl-optimization/50063
591 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
592 and 2 (8-bit SP) in operand 2.
593 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
594 setup to use movhi_sp_r instead of vanilla move to write SP.
595 Adjust REG_CFA notes to superseed unspec.
596 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
598 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
599 known to be off) only with TARGET_NO_INTERRUPTS. Never use
600 irq_state 1 (IRQ known to be on) here.
602 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
604 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
606 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
607 assign_hard_reg): Likewise.
609 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
611 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
613 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
616 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
617 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
619 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
621 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
622 prototype from here to...
623 * config/avr/avr.h: ...here.
625 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
628 * thumb2.md (thumb2_shiftsi3_short): Split register and
629 immediate shifts. For register shifts tie operands 0 and 1.
630 (peephole2 for above): Check that register-controlled shifts
631 have suitably tied operands.
633 2012-02-21 Quentin Neill <quentin.neill@amd.com>
636 * config/i386/bdver1.md (bdver1_call, bdver1_push,
637 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
638 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
639 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
640 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
641 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
642 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
643 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
644 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
645 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
646 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
647 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
648 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
649 bdver1_ssevector_avx256_unaligned_load,
650 bdver1_ssevector_sse128_unaligned_load,
651 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
652 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
653 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
654 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
655 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
656 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
657 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
658 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
659 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
660 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
661 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
662 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
663 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
664 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
665 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
666 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
667 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
668 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
669 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
670 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
671 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
672 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
673 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
674 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
675 bdver1_ssediv_double_load, bdver1_ssediv_double,
676 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
677 Add "bdver2" attribute.
679 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
681 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
682 default if possible and not specified otherwise.
684 2012-02-21 Richard Guenther <rguenther@suse.de>
687 * gimplify.c (create_tmp_from_val): Use the main variant type
688 for the type of the temporary we create.
690 2012-02-21 Richard Guenther <rguenther@suse.de>
692 PR tree-optimization/52324
693 * gimplify.c (gimplify_expr): When re-gimplifying expressions
694 do not gimplify a MEM_REF address operand if it is already
697 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
699 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
700 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
702 2012-02-21 Richard Guenther <rguenther@suse.de>
704 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
707 2012-02-21 Jakub Jelinek <jakub@redhat.com>
709 PR tree-optimization/52318
710 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
711 vdef also to non-pure/const call stmts in the sequence.
713 2012-02-20 David S. Miller <davem@davemloft.net>
715 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
716 don't use the "rd %pc" instruction on v9 for PIC register loads.
718 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
721 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
722 in a transaction safe function.
724 2012-02-20 Kai Tietz <ktietz@redhat.com>
727 * stor-layout.c (place_field): Handle desired_align for
730 2012-02-20 Richard Guenther <rguenther@suse.de>
732 PR tree-optimization/52298
733 * tree-vect-stmts.c (vectorizable_store): Properly use
734 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
736 (vectorizable_load): Likewise.
737 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
738 Access DR_STEP after ensuring it is not NULL.
740 2012-02-20 Jakub Jelinek <jakub@redhat.com>
742 PR tree-optimization/52286
743 * fold-const.c (fold_binary_loc): For (X & C1) | C2
744 optimization use double_int_to_tree instead of build_int_cst_wide,
745 rewrite to use double_int vars.
747 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
750 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
752 Remove -e 0 from $gcc_cv_ld invocation.
753 Only use __GLIBC_PREREQ if defined.
754 Enable on Solaris since Solaris 8 patch.
755 (gcc_SUN_LD_VERSION): New macro.
756 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
757 gcc_SUN_LD_VERSION for version number format.
758 * configure: Regenerate.
759 * varasm.c (get_elf_initfini_array_priority_section): Set
760 SECTION_NOTYPE for non-default priority.
761 Use get_section instead of get_unnamed_section to emit
762 .init_array/.fini_array with default priority.
764 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
766 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
767 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
768 (mips_start_unique_function, mips_output_mips16_rdhwr)
769 (mips_code_end): New functions.
770 (TARGET_ASM_CODE_END): Define.
772 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
774 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
775 to stubs with non-sibling calls.
777 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
779 * doc/invoke.texi (-fira-* options): Copy-edit.
780 (ira-* parameters): Copy-edit.
782 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
784 * doc/invoke.texi: Minor copy-edits to bring into conformance with
785 GCC coding conventions.
787 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
789 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
790 when used as adjectives.
792 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
794 * doc/invoke.texi: Clean up "that"/"which" confusion.
796 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
798 * system.h: Poison SMALL_REGISTER_CLASSES
799 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
800 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
802 2012-02-16 Jakub Jelinek <jakub@redhat.com>
804 PR tree-optimization/52285
805 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
806 when deciding if a call is a tail call or tail recursion.
808 2012-02-16 Kai Tietz <ktietz@redhat.com>
810 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
811 interger-constant displacement for UNSPEC_PCREL.
813 2012-02-16 Jakub Jelinek <jakub@redhat.com>
815 PR rtl-optimization/52208
816 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
817 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
819 PR tree-optimization/52255
820 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
821 loop->header has virtual PHI, but exit_e->dest doesn't, add
822 virtual PHI to exit_e->dest and adjust all uses after the loop.
825 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
826 children with clone_tree_hash, not after it.
828 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
830 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
831 extended identifiers.
833 2012-02-16 Jakub Jelinek <jakub@redhat.com>
836 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
837 a same_body_alias, also test whether e->callee isn't a former
838 or current clone of the decl this is a same body alias of.
841 * cgraphunit.c (verify_cgraph_node): Fix a typo.
843 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
845 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
847 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
850 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
851 force_reg instead of copy_to_reg for better optimization. Force
852 non-register or memory operands into a register.
854 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
856 * extend.texi: Reserve upper bits of memory model for future use.
858 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
859 Anatoly Sokolov <aesok@post.ru>
860 Eric Weddington <eric.weddington@atmel.com>
863 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
864 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
865 Rewrite initializers for .macro.
866 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
867 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
868 atxmega32d4, atxmega32x1.
869 avrxmega4: atxmega64a3, atxmega64d3.
870 avrxmega5: atxmega64a1, atxmega64a1u.
871 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
872 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
873 avrxmega7: atxmega128a1, atxmega128a1u.
874 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
875 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
876 (struct base_arch_s): Rename reserved to xmega_p.
877 Rename reserved2 to have_rampd.
878 (AVR_XMEGA): New define.
879 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
880 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
881 * config/avr/predicates.md (io_address_operand): Take into
883 (low_io_address_operand): Ditto.
884 (high_io_address_operand): Ditto.
885 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
886 (enabled, movhi_sp_r): Use them.
887 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
888 cpp_define_formatted to built-in define __AVR_ARCH__.
889 (__AVR_XMEGA__): New built-in define.
890 (__AVR_HAVE_RAMPD__): New built-in define.
891 (__AVR_HAVE_RAMPX__): New built-in define.
892 (__AVR_HAVE_RAMPY__): New built-in define.
893 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
895 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
896 (avr_option_override): Initialize them.
897 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
898 (avr_init_expanders): Initialize them. No more block several calls.
899 (emit_push_sfr): New static function.
900 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
902 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
903 (avr_print_operand): Print addreeses as symbols for
904 RAMPX, RAMPY, RAMPD, CCP.
905 (output_movhi): Handle AVR_XMEGA when writing to SP.
906 (avr_out_movhi_mr_r_xmega): New static function.
907 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
908 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
909 __RAMPD__, __CCP__ as needed.
911 * config/avr/multilib.h: Regenerate.
912 * config/avr/t-multilib: Regenerate.
913 * config/avr/avr-tables.opt: Regenerate.
915 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
917 PR tree-optimization/50561
918 * graphite-flattening.c (lst_project_loop): Do not
919 remove old scattering dimensions after flattening.
920 (lst_do_flatten): Likewise.
922 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
924 * doc/extend.texi (AVR Built-in Functions): Remove doc for
925 __builtin_avr_map8, __builtin_avr_map16.
926 Document __builtin_avr_insert_bits.
928 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
929 (insert_bits): New insn.
930 (adjust_len.map_bits): Rename to insert_bits.
931 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
932 * avr-protos.h (avr_out_map_bits): Remove.
933 (avr_out_insert_bits, avr_has_nibble_0xf): New.
934 * config/avr/constraints.md (Cxf,C0f): New.
935 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
936 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
937 New built-in define __BUILTIN_AVR_INSERT_BITS.
938 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
939 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
940 (avr_move_bits): Rewrite.
941 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
943 (avr_map_op_t): New typedef.
944 (avr_map_op): New static variable.
945 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
946 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
947 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
948 (bdesc_3arg, avr_expand_triop_builtin): New.
949 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
950 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
951 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
952 (avr_map_equal_p, avr_map_sig_p): Remove.
953 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
954 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
955 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
956 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
957 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
958 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
960 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
962 * config/c6x/c6x.md (reserve_cycles): New attribute.
963 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
964 don't reserve functional units after the branch occurs.
966 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
969 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
970 functions into non-tm_pure functions.
972 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
975 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
976 (iterative_hash_canonical_type): Likewise.
977 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
980 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
982 * haifa-sched.c (prune_ready_list): Ensure that if there is a
983 sched-group insn, it either remains alone or the entire list is pruned.
985 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
987 * doc/install.texi (Prerequisites): Fix grammar.
988 (Configuration): Likewise.
990 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
992 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
993 MPC as part of GCC before describing configuring with --with-gmp etc.
994 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
997 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1000 * dwarf2out.c (clone_tree_hash): New function.
1001 (copy_decls_walk): Use it instead of clone_tree.
1003 2012-02-14 Richard Guenther <rguenther@suse.de>
1005 PR tree-optimization/52244
1006 PR tree-optimization/51528
1007 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1008 replacements for integral types.
1010 2012-02-14 Walter Lee <walt@tilera.com>
1012 * config.gcc: Handle tilegx and tilepro.
1013 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1015 Add HAVE_AS_TLS check for tilegx and tilepro.
1016 * configure: Regenerate.
1017 * doc/contrib.texi: Add Mat Hostetter and self.
1018 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1019 Document instruction intrinsics and network accessing intrinsics.
1020 (TILEPro Built-in Functions): New node. Document instruction
1021 intrinsics and network accessing intrinsics.
1022 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1023 (Specific, tilepro-*-linux*): Likewise.
1024 * doc/invoke.texi (TILE-Gx Options): New section.
1025 (TILEPro Options): New section.
1026 * doc/md.texi (TILE-Gx): New section.
1027 (TILEPro): New section.
1028 * common/config/tilegx/tilegx-common.c: New file.
1029 * common/config/tilepro/tilepro-common.c: New file.
1030 * config/tilegx/constraints.md: New file.
1031 * config/tilegx/linux.h: New file.
1032 * config/tilegx/mul-tables.c: New file.
1033 * config/tilegx/predicates.md: New file.
1034 * config/tilegx/sync.md: New file.
1035 * config/tilegx/t-tilegx: New file.
1036 * config/tilegx/tilegx-builtins.h: New file.
1037 * config/tilegx/tilegx-c.c: New file.
1038 * config/tilegx/tilegx-generic.md: New file.
1039 * config/tilegx/tilegx-modes.def: New file.
1040 * config/tilegx/tilegx-multiply.h: New file.
1041 * config/tilegx/tilegx-protos.h: New file.
1042 * config/tilegx/tilegx.c: New file.
1043 * config/tilegx/tilegx.h: New file.
1044 * config/tilegx/tilegx.md: New file.
1045 * config/tilegx/tilegx.opt: New file.
1046 * config/tilepro/constraints.md: New file.
1047 * config/tilepro/gen-mul-tables.cc: New file.
1048 * config/tilepro/linux.h: New file.
1049 * config/tilepro/mul-tables.c: New file.
1050 * config/tilepro/predicates.md: New file.
1051 * config/tilepro/t-tilepro: New file.
1052 * config/tilepro/tilepro-builtins.h: New file.
1053 * config/tilepro/tilepro-c.c: New file.
1054 * config/tilepro/tilepro-generic.md: New file.
1055 * config/tilepro/tilepro-modes.def: New file.
1056 * config/tilepro/tilepro-multiply.h: New file.
1057 * config/tilepro/tilepro-protos.h: New file.
1058 * config/tilepro/tilepro.c: New file.
1059 * config/tilepro/tilepro.h: New file.
1060 * config/tilepro/tilepro.md: New file.
1061 * config/tilepro/tilepro.opt: New file.
1063 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1065 PR tree-optimization/52210
1066 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1067 vect_model_simple_cost with two entry vect_def_type array instead
1068 of an address of dt.
1070 2012-02-14 Richard Guenther <rguenther@suse.de>
1073 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1074 Do not stream DECL_QUALIFIER.
1075 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1076 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1077 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1079 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1082 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1085 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1088 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1089 * cselib.c (cselib_subst_to_values_from_insn): New function.
1090 * sched-deps.c (add_insn_mem_dependence,
1091 sched_analyze_1, sched_analyze_2): Use it.
1093 2012-02-13 Jan Hubicka <jh@suse.cz>
1096 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1098 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1100 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1101 (GTM_SELF_SPECS): Define if not already defined.
1102 (driver_self_specs): Add GTM_SELF_SPECS.
1103 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1104 (GTM_SELF_SPECS): Define.
1105 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1106 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1108 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1110 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1113 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1116 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1117 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1119 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1122 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1124 2012-02-13 Richard Guenther <rguenther@suse.de>
1126 PR translation/52211
1127 * passes.c (enable_disable_pass): Fix typo.
1129 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1132 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1133 XOR for reduce_bit_field if type is unsigned.
1135 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1137 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1138 disallow changes from SFmode to mode with different size in FP regs.
1140 2012-02-12 Robert Millan <rmh@gnu.org>
1141 Gerald Pfeifer <gerald@pfeifer.com>
1143 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1146 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1148 PR rtl-optimization/52175
1149 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1150 to frame-related instructions.
1152 2012-02-10 Jason Merrill <jason@redhat.com>
1155 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1156 (demangle_new_symbols): Fill it.
1157 (scan_linker_output): Walk it.
1158 (start_tweaking): Split out from scan_linker_output.
1159 (maybe_tweak): Update sym->chosen.
1160 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1162 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1165 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1167 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1169 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1170 having the same mode as previous compare.
1172 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1174 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1175 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1176 (nonlocal_goto_internal): Likewise.
1177 (nonlocal_goto): Emit a use and an indirect jump directly.
1179 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1182 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1183 __atomic_{is,always}_lock_free.
1185 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1189 negative constant address for x32.
1191 2012-02-10 Richard Henderson <rth@redhat.com>
1193 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1194 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1195 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1197 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1198 Ira Rosen <irar@il.ibm.com>
1200 PR tree-optimization/50031
1201 * targhooks.c (default_builtin_vectorization_cost): Handle
1203 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1204 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1205 all types of reduction and pattern statements.
1206 (vect_estimate_min_profitable_iters): Likewise.
1207 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1208 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1209 for explicit realigns.
1210 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1211 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1213 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1214 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1215 vec_perm for VSX and handle vec_promote_demote.
1217 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1220 * builtins.c (fold_builtin_atomic_always_lock_free,
1221 expand_builtin_atomic_always_lock_free,
1222 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1223 Return and/or test boolean_true_node/boolean_false_node instead of
1224 integer_one_node/integer_zero_node.
1226 2012-02-10 Jan Hubicka <jh@suse.cz>
1229 * predict.c (predict_paths_for_bb): Prevent looping.
1230 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1232 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1234 * config/arm/arm.c (output_move_double): In one case properly
1235 count number of instructions that will be emitted.
1237 2012-02-10 Richard Guenther <rguenther@suse.de>
1239 PR translation/52193
1240 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1242 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1245 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1247 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1250 * var-tracking.c (emit_note_insn_var_location): If
1251 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1252 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1253 non-NOTE_DURING_CALL_P insn.
1255 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1258 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1260 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1263 * gcc.c (switch_matches) Support switches with separated form,
1266 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1268 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1270 (RAMPZ_ADDR): Ditto.
1271 * config/avr/avr.c (avr_addr_t): New typedef.
1272 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1273 (avr_init_expanders): Initialize it.
1274 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1276 (expand_epilogue): Ditto.
1277 (avr_print_operand): Ditto.
1278 (avr_file_start): Ditto.
1279 (avr_emit_movmemhi): Ditto.
1281 2012-02-08 Richard Guenther <rguenther@suse.de>
1283 PR tree-optimization/46886
1284 * tree-flow.h (do_while_loop_p): Declare.
1285 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1286 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1288 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1290 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1291 always succeed for integers larger than a native word.
1293 2012-02-08 Richard Guenther <rguenther@suse.de>
1295 PR rtl-optimization/52170
1296 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1297 properly handle integer vector modes.
1299 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1301 PR gcov-profile/52150
1302 * coverage.c: Include target.h.
1303 (build_var): Call targetm.strip_name_encoding on the assembler name.
1304 Change one _ into . or $ if the target allows it.
1305 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1307 PR rtl-optimization/52139
1308 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1309 is a BARRIER after emit_insn_after_noloc, move BB_END
1310 to the last non-BARRIER insn before it.
1312 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1315 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1316 (mips_gimplify_va_arg_expr): Call it instead of
1317 std_gimplify_va_arg_expr.
1319 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1321 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1322 message for -mno-pointers-to-nested-function.
1324 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1327 * expr.c (get_inner_reference): If there is an offset, add a negative
1328 bit position to it (if any).
1330 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1332 PR rtl-optimization/52060
1333 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1334 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1335 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1336 and/or i0src_copy2 when needed.
1338 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1340 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1341 or LTOPLUGINSONAME if have_c.
1343 * config/freebsd-spec.h: Add comment about what macros can be defined
1345 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1346 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1349 2012-02-07 Richard Guenther <rguenther@suse.de>
1351 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1352 newline in -alias dumps.
1354 2012-02-07 Kai Tietz <ktietz@redhat.com>
1355 Dave Korn <dave.korn.cygwin@gmail.com>
1358 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1359 Take care that typinfo gets dllexport-attribute.
1361 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1364 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1365 if modifier < EXPAND_SUM call force_operand on the result.
1367 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1369 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1370 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1372 (epiphany_function_type): Replace types for specific interrupts with
1373 EPIPHANY_FUNCTION_INTERRUPT.
1374 (EPIPHANY_INTERRUPT_P): Update.
1375 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1376 New static function.
1377 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1378 <disinterrupt>: Affects type identity.
1379 (epiphany_handle_interrupt_attribute): Handle variable number of
1381 (epiphany_compute_function_type): Update for new
1382 epiphany_function_type definition.
1383 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1384 handlers with a longcall forwarder.
1385 (epiphany_start_function): Handle multiple interrupt arguments and/or
1386 forwarder_section attribute.
1388 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1391 2012-02-07 Alan Modra <amodra@gmail.com>
1394 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1397 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1399 PR tree-optimization/50969
1400 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1401 use vec_perm rather than vector_stmt.
1402 (vect_model_load_cost): Likewise.
1403 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1404 vec_perm to be the same as other vector statements.
1405 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1406 cost of vec_perm for TARGET_VSX.
1408 2012-02-06 Richard Guenther <rguenther@suse.de>
1410 PR tree-optimization/52115
1411 * tree-sra.c (access_has_replacements_p): New function.
1412 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1414 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1417 * trans-mem.c (expand_call_tm): Add an assertion.
1418 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1421 2012-02-06 Richard Guenther <rguenther@suse.de>
1423 PR tree-optimization/50955
1424 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1425 raise cost of expressions that replace an address with an
1426 expression based on a different pointer.
1428 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1431 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1432 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1434 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1437 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1438 -Weffc++ and specify guidelines come from second edition.
1440 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1442 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1443 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1444 (call_direct_split, call_value_split, call_value_internal_direct)
1445 (call_value_direct_split, call_value_multiple_split): Use jal and
1446 jal_macro attributes.
1448 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1450 * reload1.c (reload_regs_reach_end_p): Replace with...
1451 (reload_reg_rtx_reaches_end_p): ...this function.
1452 (new_spill_reg_store): Update commentary.
1453 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1454 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1455 before setting new_spill_reg_store.
1456 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1457 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1458 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1459 for non-spill reload registers.
1461 2012-02-05 Ira Rosen <irar@il.ibm.com>
1463 PR tree-optimization/52091
1464 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1465 (vect_is_simple_use_1): Likewise.
1466 * tree-vect-loop.c (vectorizable_reduction): Update calls
1467 to vect_is_simple_use_1 and vect_is_simple_use.
1468 (vectorizable_live_operation): Likewise.
1469 * tree-vect-patterns.c (widened_name_p,
1470 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1471 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1472 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1473 vectorizable_shift,vectorizable_operation, vectorizable_store,
1474 vectorizable_load): Likewise.
1475 (vect_is_simple_cond): Add an argument, pass it to
1476 vect_is_simple_use_1.
1477 (vectorizable_condition): Update calls to vect_is_simple_cond,
1479 (vect_is_simple_use): Add an argument, the statement in which
1480 OPERAND is used. Check that if OPERAND's def stmt is a double
1481 reduction phi node, the use is a phi node too.
1482 (vect_is_simple_use_1): Add an argument, pass it to
1484 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1485 to vect_is_simple_use.
1487 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1489 PR rtl-optimization/52095
1490 * modulo-sched.c (dump_insn_locator): New function.
1491 (loop_canon_p, sms_schedule): Use it.
1493 PR rtl-optimization/52113
1494 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1495 even for decomposable shift/zext insns.
1497 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1498 Zdenek Dvorak <ook@ucw.cz>
1500 PR rtl-optimization/52092
1501 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1502 on get_iv_value result.
1504 2012-02-02 Andrew Pinski <apinski@cavium.com>
1508 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1510 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1513 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1515 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1517 PR rtl-optimization/49800
1518 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1519 (sched_finish): Call regstat_free_n_sets_and_refs.
1521 2012-02-02 Jia Liu <proljc@gmail.com>
1523 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1526 2012-02-02 Jan Hubicka <jh@suse.cz>
1527 Tom de Vries <tom@codesourcery.com>
1530 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1531 * varpool.c (varpool_analyze_pending_decls): Likewise.
1533 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1534 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1536 * config.gcc: Add cr16-* support.
1538 * doc/extend.texi: Document cr16 extensions.
1539 * doc/install.texi: Document cr16 install.
1540 * doc/invoke.texi: Document cr16 options.
1541 * doc/md.texi: Document cr16 constraints.
1543 * common/config/cr16/cr16-common.c: New file.
1544 * config/cr16/cr16.c: New file.
1545 * config/cr16/cr16.h: New file.
1546 * config/cr16/cr16.md: New file.
1547 * config/cr16/cr16.opt: New file.
1548 * config/cr16/cr16-protos.h: New file.
1549 * config/cr16/predicates.md: New file.
1550 * config/cr16/constraints.md: New file.
1551 * config/cr16/t-cr16: New file.
1553 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1556 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1557 that operands[2] is either immediate, or q_regs_operand.
1559 PR tree-optimization/52073
1560 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1561 a pattern stmt for pattern uses, ignore uses outside of the loop.
1563 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1565 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1566 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1567 (OUT_AS1, OUT_AS2): Remove.
1569 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1571 PR rtl-optimization/51374
1572 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1573 to cross other volatile_refs_p insns.
1575 2012-02-01 Richard Guenther <rguenther@suse.de>
1577 * doc/invoke.texi (fno-inline): Clarify documentation.
1578 (finline-small-functions): Likewise.
1579 (finline-functions): Likewise.
1580 * common.opt (finline): Adjust comment and documentation.
1581 (finline-small-functions): Clarify documentation.
1582 (finline-functions): Likewise.
1583 (finline-functions-called-once): Likewise.
1585 2012-02-01 Tristan Gingold <gingold@adacore.com>
1587 * c-typeck.c (composite_type): Keep mode for pointers.
1589 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1591 * function.h (regno_reg_rtx): Adjust comment.
1592 * reginfo.c (init_reg_modes_target): Only use the previous mode
1593 if it fits within one register. Remove MIPS comment.
1595 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1598 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1600 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1602 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1603 to srak instruction.
1605 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1607 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1609 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1614 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1616 2012-01-31 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/51528
1619 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1622 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1627 * ree.c (add_removable_extension): Change def_map argument
1628 to unsigned *, store in def_map 1 + offset into *insn_list vector
1629 instead of pointers into the vector.
1630 (find_removable_extensions): Adjust caller.
1632 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1634 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1635 Transform all "* quoted-c-code" to { c-code }.
1636 Remove redundant test for "optimize" in combine patterns.
1637 Move (include "avr-dimode.md") to end of file.
1639 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1642 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1643 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1645 2012-01-30 Richard Guenther <rguenther@suse.de>
1647 PR tree-optimization/52028
1648 * tree-loop-distribution.c (ldist_gen): Properly update
1651 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1654 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1655 set_cur_line_info_table if not emitting debug info.
1657 PR tree-optimization/52046
1658 * tree-vect-patterns.c (check_bool_pattern): Give up if
1659 a comparison could throw.
1662 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1664 2012-01-30 Richard Guenther <rguenther@suse.de>
1666 PR tree-optimization/52045
1667 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1668 SSA form if cfgcleanup did anything.
1670 2012-01-30 Richard Guenther <rguenther@suse.de>
1672 PR tree-optimization/52045
1673 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1674 before computing final todo.
1676 2012-01-30 Richard Guenther <rguenther@suse.de>
1678 PR tree-optimization/51528
1679 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1682 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1684 * df-problems.c (df_kill_notes): Check that the use refers
1685 to the note under examination.
1687 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1690 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1691 parameter and use short-lived pseudos.
1692 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1693 (sparc_expand_vector_init): Const-ify local variables and adjust
1694 calls to above functions.
1696 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1698 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1700 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1702 * doc/invoke.texi: Make usage of "compile time" and
1703 "run time"/"runtime" consistent throughout the file.
1705 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1707 * config/alpha/alpha.c (alpha_option_override): Default to
1708 full IEEE compliance mode for Go language.
1710 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1712 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1713 (LINK_SSP_SPEC): Define.
1715 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1718 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1721 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1723 * doc/invoke.texi: Correct hyphenation of "floating point",
1724 "double precision", and related terminology throughout the file.
1726 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1729 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1730 arm_general_register_operand predicate for operand 2 instead of
1733 2012-01-27 Ian Lance Taylor <iant@google.com>
1736 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1737 * builtins.c (expand_builtin_init_trampoline): Add onstack
1738 parameter. Change caller.
1739 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1740 * tree.c (build_common_builtin_nodes): Declare
1741 __builtin_init_heap_trampoline.
1743 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1745 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1746 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1747 * config/avr/avr.c: Ditto.
1748 (avr_regnames): Remove because unused.
1749 * config/avr/avr.md (*cpse.ne): New peephole.
1750 (*cpse.eq): New peephole from former cpse peepholes.
1752 2012-01-27 Michael Eager <eager@eagercon.com>
1754 * config/microblaze.c (microblaze_emit_compare): Correct
1755 test after pcmp instruction.
1757 2012-01-27 Richard Guenther <rguenther@suse.de>
1759 PR tree-optimization/52020
1760 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1762 2012-01-27 Richard Guenther <rguenther@suse.de>
1764 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1765 function non-const/pure.
1767 2012-01-27 Richard Guenther <rguenther@suse.de>
1769 PR tree-optimization/50444
1770 * tree-sra.c (build_ref_for_offset): Properly adjust the
1771 MEM_REF type for unaligned accesses.
1773 2012-01-27 Richard Guenther <rguenther@suse.de>
1775 PR tree-optimization/50444
1776 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1777 (expand_assignment): Use it. Properly handle misaligned
1778 bases when expanding stores to component references.
1779 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1782 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1785 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1786 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1787 * tree-data-ref.c (find_data_references_in_loop): Make static.
1788 (compute_all_dependences): Change return type to bool. Bail out
1789 for too many datarefs in a loop. Move the hunk resetting the data
1790 dependences vector from ...
1791 (compute_data_dependences_for_loop): ... here. Account for
1792 compute_all_dependences returning false.
1793 (compute_data_dependences_for_bb): Likewise.
1794 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1795 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1797 2012-01-27 Richard Guenther <rguenther@suse.de>
1800 * expr.c (store_field): Use the alias-set of the scratch memory
1803 2012-01-27 Tom de Vries <tom@codesourcery.com>
1805 PR tree-optimization/51990
1806 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1808 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1810 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1813 * var-tracking.c (reverse_op): Don't add any reverse operation
1814 if V already has any constant locations.
1816 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1818 * doc/invoke.texi: Correct usage of "command line" (noun)
1819 vs "command-line" (adjective) throughout.
1821 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1823 * doc/invoke.texi (Language Independent Options): Move
1824 -Wcoverage-mismatch blurb from here....
1825 (Warning Options): ...to here.
1827 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1829 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1830 Set rs6000_always_hint to false for 476.
1832 2012-01-27 Matthias Klose <doko@ubuntu.com>
1834 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1836 * incpath.c (add_standard_paths): Likewise.
1838 2012-01-27 Richard Henderson <rth@redhat.com>
1840 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1841 * config/m68k/sync.md (atomic_test_and_set): Rename from
1842 sync_test_and_setqi and adjust the operands.
1843 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1844 and unconditionally enable.
1846 2012-01-27 Richard Henderson <rth@redhat.com>
1848 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1849 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1850 (ldstub): Rename from ldstubqi.
1851 (ldstub<I24MODE>): Remove.
1853 2012-01-27 Richard Henderson <rth@redhat.com>
1855 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1856 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1857 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1858 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1859 * doc/tm.texi: Rebuild.
1861 2012-01-27 Richard Henderson <rth@redhat.com>
1863 * optabs.c (gen_atomic_test_and_set): Remove default.
1864 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1866 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1868 PR rtl-optimization/51978
1869 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1870 (combine_reaching_defs): Likewise.
1871 (struct re_info): Remove.
1872 (add_removable_extension): Remove x and data arguments,
1873 add insn, insn_list and def_map. Use the arguments directly
1874 instead of using struct re_info.
1875 (find_removable_extensions): Don't call add_removable_extension
1876 through note_stores, instead just call it with single_set
1878 (find_and_remove_re): Pass curr_cand->expr instead of
1879 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1881 2012-01-26 Michael Matz <matz@suse.de>
1883 PR tree-optimization/46590
1884 * cfgexpand.c: Revert last change (r183305).
1885 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1887 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1888 checking for emptiness.
1890 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1893 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1894 non-addressable non-BLKmode base correctly.
1896 2012-01-26 Michael Matz <matz@suse.de>
1898 PR tree-optimization/48794
1899 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1900 regions referenced from RESX/EH_DISPATCH.
1902 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1904 * config/s390/s390.h: Make BRANCH_COST an option.
1905 * config/s390/s390.opt: New option -mbranch-cost.
1907 2012-01-26 Richard Henderson <rth@redhat.com>
1909 Revert 2012-01-24 change:
1910 * trans-mem.c (requires_barrier): Do not instrument thread local
1911 variables and emit save/restore for them.
1913 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1916 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1919 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1921 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1924 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1927 Rename __pgm to __flash.
1928 Rename __pgm1 to __flash1.
1929 Rename __pgm2 to __flash2.
1930 Rename __pgm3 to __flash3.
1931 Rename __pgm4 to __flash4.
1932 Rename __pgm5 to __flash5.
1933 Rename __pgmx to __memx.
1934 * doc/extend.texi (AVR Named Address Spaces)
1935 Rename address space names as indicated above.
1936 * config/avr/avr.c (avr_addrspace): Ditto.
1938 * config/avr/avr-protos.h
1939 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1940 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1941 * config/avr/predicates.md: Ditto.
1942 * config/avr/avr.c Ditto, and
1943 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1944 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1946 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1947 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1948 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1949 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1950 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1951 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1952 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1953 * config/avr/avr.c: Ditto.
1954 * config/avr/avr.md: Ditto.
1956 2012-01-25 Jason Merrill <jason@redhat.com>
1959 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1961 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1963 PR tree-optimization/51987
1964 * tree-data-ref.c (get_references_in_stmt): Handle references in
1965 non-volatile GIMPLE_ASM.
1967 2012-01-25 Richard Guenther <rguenther@suse.de>
1969 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1970 bases are dereferenced.
1972 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1974 PR rtl-optimization/48374
1975 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1977 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1979 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1980 compute_data_dependences_for_loop returns false.
1981 * tree-parloops.c (loop_parallel_p): Likewise.
1983 2012-01-25 Richard Guenther <rguenther@suse.de>
1985 * tree.h (get_pointer_alignment_1): Declare.
1986 * builtins.c (get_pointer_alignment_1): New function.
1987 (get_pointer_alignment): Use it.
1989 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1991 PR rtl-optimization/48308
1992 * combine.c (enum undo_kind): Add UNDO_LINKS.
1993 (struct undo): Add member l to other_contents and where.
1994 (do_SUBST_LINK): New.
1996 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1997 (undo_all): Handle UNDO_LINKS.
1999 2012-01-25 Richard Henderson <rth@redhat.com>
2001 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2004 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2006 * optabs.c (gen_atomic_test_and_set): Use each argument.
2008 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2010 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2011 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2012 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2013 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2014 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2015 TARGET_PAIRED_SINGLE_FLOAT.
2017 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2019 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2020 (in_struct, return_val): Remove MEM documentation.
2021 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2022 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2023 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2025 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2026 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2027 * expr.c (store_field): Likewise.
2028 * function.c (assign_stack_temp_for_type): Likewise.
2029 * ifcvt.c (noce_try_cmove_arith): Likewise.
2030 * reload1.c (reload): Likewise.
2031 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2032 (alpha_set_memflags): Likewise.
2033 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2035 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2037 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2039 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2040 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2041 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2043 * cselib.c (cselib_rtx_varies_p): Delete.
2044 (cselib_invalidate_mem): Update call to canon_true_dependence.
2045 * dse.c (record_store, check_mem_read_rtx): Likewise.
2046 (scan_reads_nospill): Likewise.
2047 * cse.c (check_dependence): Likewise.
2048 (cse_rtx_varies_p): Delete.
2049 * expr.c (safe_from_p): Update call to true_dependence.
2050 * ira.c (validate_equiv_mem_from_store): Likewise.
2051 (memref_referenced_p): Likewise.
2052 * postreload-gcse.c (find_mem_conflicts): Likewise.
2053 * sched-deps.c (sched_analyze_2): Likewise.
2054 * store-motion.c (load_kills_store): Likewise.
2055 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2056 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2057 (compute_transp): Update call to canon_true_dependence.
2059 2012-01-25 Richard Henderson <rth@redhat.com>
2061 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2062 (maybe_emit_atomic_test_and_set): New.
2063 (expand_sync_lock_test_and_set): Use it.
2064 (expand_atomic_test_and_set): Likewise.
2065 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2066 the implementation; clarify implementation defined details.
2067 * doc/md.texi (atomic_test_and_set): Document.
2069 2012-01-25 Richard Henderson <rth@redhat.com>
2071 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2073 2012-01-25 Richard Henderson <rth@redhat.com>
2076 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2077 to effect no-op split.
2079 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2082 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2083 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2084 (BT_FN_VOID_PTR_INT_SIZE): New.
2085 (BT_FN_UINT_UINT_VAR): Remove.
2086 (BT_FN_UINT32_UINT32_VAR): New.
2087 (BT_FN_DOUBLE_VPTR): Remove.
2088 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2090 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2091 (_ITM_changeTransactionMode): Same.
2092 (_ITM_memmoveRtWt): Change return type to void.
2093 (_ITM_memcpyRtWt): Same.
2094 (_ITM_memsetW): Same.
2095 (_ITM_RaRD): Change types to double.
2100 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2102 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2103 Patrick Marlier <patrick.marlier@gmail.com>
2105 * trans-mem.c (requires_barrier): Do not instrument thread local
2106 variables and emit save/restore for them.
2108 2012-01-24 Jason Merrill <jason@redhat.com>
2111 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2112 output static aliases.
2114 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2117 * common.opt (-pie, -shared, pie, shared): Change from Common to
2119 * gcc.c (display_help): Display help for -pie and -shared.
2121 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2124 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2125 Remove note on size/offset limitation.
2126 (AVR Variable Attributes): Add example how to read data located
2127 with progmem. Refer to named address spaces.
2128 * doc/invoke.texi (AVR Options): Fix typo.
2130 2012-01-24 Richard Guenther <rguenther@suse.de>
2132 Forward-port to trunk
2133 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2136 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2137 op0 isn't sufficiently aligned and there is movmisalignM
2138 insn for mode, use it to load op0 into a temporary register.
2140 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2143 * target.def (const_not_ok_for_debug_p): New hook.
2144 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2146 * doc/tm.texi: Regenerated.
2147 * dwarf2out.c (const_ok_for_output_1): If
2148 targetm.const_not_ok_for_debug_p returns true, fail.
2149 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2151 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2153 2012-01-23 Kai Tietz <ktietz@redhat.com>
2156 * config/i386/predicates.md (symbolic_operand): Allow
2157 UNSPEC_PCREL as PIC expression for lea.
2158 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2159 * config/i386/i386.c (ix86_delegitimize_address): Handle
2160 UNSPEC_PCREL for none-MEM, too.
2162 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2164 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2165 (ipa_tm_create_version_alias): Same.
2167 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2170 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2171 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2173 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2174 Patrick Marlier <patrick.marlier@gmail.com>
2175 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2178 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2179 simple_object_start_read.
2181 2012-01-23 Richard Guenther <rguenther@suse.de>
2184 PR tree-optimization/51895
2185 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2186 parameter decomposition into BLKmode components.
2188 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2190 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2191 fake variables for restrict-qualified pointers whose pointed-to type
2192 contains a placeholder.
2194 2012-01-23 Richard Guenther <rguenther@suse.de>
2196 PR tree-optimization/51949
2197 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2199 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2201 PR rtl-optimization/51933
2202 * ree.c (transform_ifelse): Return true right away if dstreg is
2203 already wider or equal to cand->mode.
2204 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2205 (make_defs_and_copies_lists): Remove defs_list and copies_list
2206 arguments, add state argument, just truncate state->work_list
2207 instead of always allocating and freeing the vector. Assert that
2208 get_defs succeeds instead of returning 2. Changed return type to bool.
2209 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2210 have ext_src_mode, see if it has been modified already with the
2211 right kind of extension and has been extended before from the
2212 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2213 just return true. Remember the original mode in state->modified array.
2214 (combine_reaching_defs): Add state argument. Don't allocate and
2215 free here def_list, copied_list and vec vectors, instead just
2216 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2217 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2218 Add state variable, clear vectors in it, initialize state.modified
2219 if needed. Free all the vectors at the end and state.modified too.
2220 Don't skip a candidate if the extension expression has been modified.
2222 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2225 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2226 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2227 (extra_options) interix.opt -> i386/interix.opt"
2228 (extra_objs):Add winnt-stubs.o
2229 * configure.ac: Add interix to target_os .comm on PE check.
2230 * configure: Regenerate.
2231 * config/interix3.h: Delete and move bits to..
2232 * config/interix.h: Delete and move bits to..
2233 * config/i386/i386-interix3.h: Delete and move bits to..
2234 * config/i386/i386-interix.h: ..here.
2235 (TARGET_CPU_DEFAULT): Remove redefinition.
2236 (TARGET_ASM_CONSTRUCTOR): Undefine.
2237 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2238 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2239 (PTRDIFF_TYPE): Define.
2240 (LONG_DOUBLE_TYPE_SIZE): Define.
2241 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2242 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2243 (TARGET_SECTION_TYPE_FLAGS): Define.
2244 (ASM_DECLARE_FUNCTION_NAME): Define.
2245 (ASM_OUTPUT_EXTERNAL): Define.
2246 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2247 (ASM_OUTPUT_ALIGNED_BSS): Define.
2248 (PCC_BITFIELD_TYPE_MATTERS): Define.
2249 (USE_CONST_SECTION): Define.
2250 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2251 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2252 (SUPPORTS_ONE_ONLY): Remove.
2253 (I386_PE_STRIP_ENCODING): Define.
2254 * config/interix.opt: Delete and move bits to..
2255 * config/i386/interix.opt: ..here. New.
2256 (mpe-aligned-commons): Add.
2257 * config/i386/t-interix: Add copyright header.
2258 (winnt-stubs.o): Add rule.
2260 2012-01-22 Jason Merrill <jason@redhat.com>
2263 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2264 for extra name aliases.
2266 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2268 PR rtl-optimization/51924
2269 * ree.c (combine_set_extension): Improve debugging message.
2270 (combine_reaching_defs): Likewise.
2271 (get_defs): Rename confusingly named variable.
2272 (find_and_remove_re): Skip a candidate if the extension expression has
2275 2012-01-21 Robert Millan <rmh@gnu.org>
2276 Gerald Pfeifer <gerald@pfeifer.com>
2278 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2279 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2281 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2283 PR tree-optimization/51914
2284 * tree-vect-stmts.c (vectorizable_conversion): For
2285 cvt_type && modifier == WIDEN, put temporary with cvt_type
2286 at the beginning of vec_dsts and set vec_dest to temporary
2289 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2291 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2293 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2295 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2296 * config/rs6000/rs6000.c: Likewise.
2298 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2301 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2302 output_move_double on a copy of operands array.
2304 2012-01-20 Cary Coutant <ccoutant@google.com>
2305 Dodji Seketeli <dodji@redhat.com>
2308 * dwarf2out.c (copy_declaration_context): Return ref to parent
2309 of declaration DIE, if necessary.
2310 (remove_child_or_replace_with_skeleton): Add new parameter; update
2311 caller. Place skeleton DIE under parent DIE of original declaration.
2312 Move call to copy_declaration_context to here ...
2313 (break_out_comdat_types): ... from here.
2315 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2317 PR rtl-optimization/51856
2318 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2321 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2324 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2325 hints for neon loads and stores.
2327 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2331 * doc/extend.texi (Named Address Spaces): Split into subsections.
2332 (AVR Named Address Spaces): New subsection.
2333 (M32C Named Address Spaces): New subsection.
2334 (RL78 Named Address Spaces): New subsection.
2335 (SPU Named Address Spaces): New subsection.
2336 (Variable Attributes): New anchor "AVR Variable Attributes".
2337 (AVR Variable Attributes): Rewrite and avoid wording
2338 "address space" in this context.
2339 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2340 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2341 (AVR Built-in Macros): New subsubsection therein.
2342 * doc/md.texi (AVR constraints): Remove "C04", "R".
2344 2012-01-20 Richard Guenther <rguenther@suse.de>
2346 PR tree-optimization/51903
2347 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2348 when removing stmts.
2350 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2353 * config/arm/arm.c (arm_load_pic_register): Use
2354 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2355 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2356 (arm_pic_static_addr): Likewise.
2357 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2358 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2359 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2360 (pic_load_addr_unified): New.
2362 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2365 * function.c (instantiate_virtual_regs_in_insn): Use
2366 delete_insn_and_edges when removing a wrong asm insn.
2368 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2370 PR rtl-optimization/40761
2371 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2372 Add new member loop_num.
2373 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2374 (ira_build): Remove the parameter.
2376 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2377 (ira.c): Do not build CFG loops for one region allocation. Remove
2378 argument from ira_build call.
2380 * ira-build.c (init_loop_tree_node): New function.
2381 (create_loop_tree_nodes): Use it. Separate the case when CFG
2382 loops are not built.
2383 (more_one_region_p): Check current_loops.
2384 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2386 (add_loop_to_tree): Process loop equal to NULL too.
2387 (form_loop_tree): Separate the case when CFG loops are not built.
2388 Use explicitly number for the root.
2389 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2391 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2392 instead of loop->num.
2393 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2394 (mark_all_loops_for_removal): Ditto.
2395 (remove_unnecessary_regions): Separate the case when CFG loops
2397 (ira_build): Remove the parameter. Use explicit number of regions
2398 when CFG loops are not built.
2400 * ira-color.c (print_loop_title): Separate the case for the root node.
2401 Use loop_num instead of loop->num.
2402 (move_spill_restore): Use loop_num instead of loop->num.
2404 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2405 (change_loop): Ditto.
2406 (change_loop): Use loop_num instead of loop->num.
2408 * ira-lives.c (process_bb_node_lives): Ditto.
2410 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2412 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2414 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2417 * tree-mudflap.c (mf_artificial): New function.
2418 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2419 mx_register_decls, mudflap_enqueue_decl): Use it.
2422 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2423 numbers in the insn pattern.
2425 2012-01-19 Michael Matz <matz@suse.de>
2427 PR tree-optimization/46590
2428 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2429 use it in remembering which conflicts we already created.
2430 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2433 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2436 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2437 (merge_and_complain): Same.
2439 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2442 * config/initfini-array.h: Guard content of the header
2443 with #ifdef HAVE_INITFINI_ARRAY.
2444 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2445 Add initfini-array.h to tm_file here.
2446 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2447 * config.gcc: Don't add initfini-array.h to tm_file here.
2448 * configure: Regenerated.
2450 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2452 PR rtl-optimization/51505
2453 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2454 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2455 (df_note_bb_compute): Update the call to df_kill_notes.
2457 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2459 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2461 2012-01-18 Richard Guenther <rguenther@suse.de>
2463 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2464 of conversions to void *.
2466 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2467 Richard Sandiford <rdsandiford@googlemail.com>
2471 * optabs.h (simplify_expand_binop): Declare.
2472 * optabs.c (simplify_expand_binop): Make global.
2473 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2474 endian targets if the source cannot be exactly covered by word
2477 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2480 * hard-reg-set.h (struct hard_reg_set_container): New type.
2481 * target.h (struct hard_reg_set_container): Forward declare.
2482 * target.def (set_up_by_prologue): New target hook.
2483 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2484 * doc/tm.texi: Regenerated.
2485 * function.c (thread_prologue_and_epilogue_insns): Change
2486 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2487 Call targetm.set_up_by_prologue on it.
2488 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2489 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2491 2012-01-17 Nick Clifton <nickc@redhat.com>
2493 * config/rx/rx.c (rx_can_use_simple_return): New function.
2494 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2495 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2497 2012-01-17 Richard Guenther <rguenther@suse.de>
2500 * expr.c (expand_assignment): Take address-space information
2501 from the address operand of MEM_REF and TARGET_MEM_REF.
2502 (expand_expr_real_1): Likewise.
2504 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2506 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2507 reload dump is requested.
2509 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2512 * trans-mem.c (requires_barrier): Call may_be_aliased.
2514 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2516 PR tree-optimization/51877
2517 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2518 call arguments and fndecls compare equal, instead return false if they
2519 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2520 both SSA_NAMEs that are valueized the same, or they satisfy
2523 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2525 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2527 * configure: Regenerate.
2529 2012-01-16 Jan Hubicka <jh@suse.cz>
2533 * convert.c (convert_to_integer): Use fold_convert for
2534 converting an INTEGER_CST to integer type.
2536 2012-01-16 Jason Merrill <jason@redhat.com>
2539 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2541 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2544 * config/s390/s390.c (s390_chunkify_start): Don't skip
2545 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2546 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2547 If insn is followed by NOTE_INSN_VAR_LOCATION or
2548 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2549 Don't use location of note insns.
2551 PR tree-optimization/51865
2552 * tree-inline.c (tree_function_versioning): Call remap_decl
2553 on DECL_RESULT whenever it has VOID_TYPE_P type.
2555 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2557 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2558 for calls to locally-binding MIPS16 functions if only the return
2559 type uses float regs.
2561 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2562 Richard Sandiford <rdsandiford@googlemail.com>
2564 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2565 (SYMBOL_32_HIGH): Likewise.
2566 (mips_output_tls_reloc_directive): Declare.
2567 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2568 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2569 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2570 (mips_lo_relocs, mips_hi_relocs): Make extern.
2571 (mips16_stub_function): Move up file.
2572 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2573 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2574 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2575 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2576 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2577 (mips_get_tp): Add MIPS16 support.
2578 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2579 Generalize DTPREL and TPREL handling.
2580 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2581 Add MIPS16 TLS support.
2582 (mips_output_tls_reloc_directive): New function.
2583 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2584 * config/mips/predicates.md (symbolic_operand_with_high)
2585 (tls_reloc_operand): New predicates.
2586 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2587 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2588 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2589 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2590 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2591 (*tls_get_tp_mips16_call_<mode>): Likewise.
2593 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2595 PR rtl-optimization/51821
2596 * recog.c (peep2_find_free_register): Determine clobbered registers
2599 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2602 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2603 * config/avr/avr.c: Likewise.
2604 * config/avr/avr.h: Likewise.
2606 2012-01-13 Ian Lance Taylor <iant@google.com>
2609 * tree.h (TYPE_QUALS): Add cast to int.
2610 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2612 2012-01-13 Ian Lance Taylor <iant@google.com>
2614 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2615 comparing param_index to VEC_length result.
2617 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2619 * c-decl.c: Do not include tree-mudflap.h
2620 * tree-optimize.c: Likewise.
2621 * Makefile.in: Update dependencies.
2623 2012-01-13 Richard Guenther <rguenther@suse.de>
2626 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2627 variable-sized result always use RSO.
2629 2012-01-12 DJ Delorie <dj@redhat.com>
2631 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2632 pointer type, not just the default pointer type.
2634 2012-01-09 Richard Henderson <rth@redhat.com>
2635 Denis Chertykov <chertykov@gmail.com>
2638 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2639 * config/avr/avr.c (avr_can_eliminate): Simplify.
2640 (avr_initial_elimination_offset): Likewise.
2641 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2642 (expand_epilogue): Likewise.
2643 (avr_legitimize_address): Gut.
2644 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2645 (avr_hard_regno_nregs): New.
2646 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2647 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2648 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2649 add soft frame pointer.
2650 (CALL_USED_REGISTERS): Likewise.
2651 (REG_CLASS_CONTENTS): Likewise.
2652 (REGISTER_NAMES): Likewise.
2653 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2654 (HARD_FRAME_POINTER_REGNUM): New.
2655 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2656 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2657 remove the HARD_FRAME_POINTER self-elimination.
2659 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2662 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2663 DECL_EXTERNAL when checking for initializers of progmem variables.
2665 2012-01-12 Ira Rosen <irar@il.ibm.com>
2667 PR tree-optimization/51799
2668 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2669 that the last operation is a type demotion.
2671 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2673 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2674 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2676 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2679 * combine.c (distribute_notes): If i3 is a noreturn call,
2680 allow old_size to be equal to args_size and make sure the
2681 noreturn call gets REG_ARGS_SIZE note.
2682 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2683 on noreturn calls even when the delta is 0.
2685 2012-01-11 Nathan Sidwell <nathan@acm.org>
2687 * gcov.c (STRING_SIZE): Remove.
2688 (generate_results): Erase annotations for source files with no
2689 coverage information.
2691 (output_lines): Use it.
2693 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2695 * gimple.h (gimplify_body): Remove first argument.
2696 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2697 pointer set here, instead just pass DATA to walk_tree.
2698 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2699 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2700 (unvisit_body): Likewise, but with unmark_visited.
2701 (gimplify_body): Remove BODY_P argument and adjust.
2702 (gimplify_function_tree): Adjust call to gimplify_body.
2703 * omp-low.c (finalize_task_copyfn): Likewise.
2705 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2707 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2708 (build_function_type_skip_args): Delete.
2709 * tree.c (build_function_type_skip_args): Make static and add
2710 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2711 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2712 pass it to build_function_type_skip_args.
2713 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2714 (tree_function_versioning): Likewise.
2715 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2716 build_function_decl_skip_args.
2717 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2718 and pass it to build_function_decl_skip_args/tree_function_versioning.
2719 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2720 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2721 * trans-mem.c (ipa_tm_create_version): Likewise.
2722 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2723 * tree-inline.c (declare_return_variable): Remove always-true test.
2724 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2725 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2726 * ipa-split.c (split_function): Skip the return value for the split
2727 part if it doesn't return.
2729 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2731 PR tree-optimization/49642
2732 * ipa-split.c (forbidden_dominators): New variable.
2733 (check_forbidden_calls): New function.
2734 (dominated_by_forbidden): Likewise.
2735 (consider_split): Check for forbidden dominators.
2736 (execute_split_functions): Initialize and free forbidden
2737 dominators info; call check_forbidden_calls.
2739 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2741 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2743 2012-01-11 Nick Clifton <nickc@redhat.com>
2745 * config/rx/rx.md (return): Define pattern.
2747 2012-01-11 Richard Guenther <rguenther@suse.de>
2749 * doc/extend.texi (malloc attribute): Adjust according to
2752 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2753 Patrick Marlier <patrick.marlier@gmail.com>
2756 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2757 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2758 (ipa_tm_note_irrevocable): Same.
2759 (ipa_tm_scan_irr_block): Same.
2760 (ipa_tm_decrement_clone_counts): Same.
2761 (ipa_tm_scan_irr_function): Same.
2762 (ipa_tm_create_version_alias): Same.
2763 (ipa_tm_create_version): Same.
2764 (ipa_tm_transform_calls_redirect): Same.
2765 (ipa_tm_transform_calls): Same.
2766 (ipa_tm_transform_transaction): Same.
2767 (ipa_tm_execute): Same.
2769 2012-01-10 Richard Guenther <rguenther@suse.de>
2772 * opts.c (common_handle_option): Handle -Werror.
2774 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2776 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2779 2012-01-10 Jason Merrill <jason@redhat.com>
2781 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2784 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2786 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2787 supports R_386_TLS_GD_PLT reloc.
2788 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2789 supports R_386_TLS_LDM_PLT reloc.
2790 * configure: Regenerate.
2791 * config.in: Regenerate.
2793 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2796 Extend __pgmx semantics to linearize memory.
2797 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2798 determine if code comes inline or from libgcc.
2799 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2800 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2801 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2802 (movmemx_qi, movmemx_hi): New insns.
2803 (xload_<mode>_libgcc): Rewrite to new insn condition.
2804 (xload_<mode>): Remove insns.
2805 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2806 cases that don't satisfy avr_xload_libgcc_p().
2807 (avr_addr_space_convert): Allow converting in any direction.
2808 (avr_addr_space_subset_p): Return always true.
2809 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2810 (avr_emit_movmemhi): Ditto.
2811 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2812 (avr_out_movmem): Ditto.
2813 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2814 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2815 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2816 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2817 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2819 2012-01-10 Richard Guenther <rguenther@suse.de>
2821 PR tree-optimization/50913
2822 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2823 Require data-refs to be representable by Graphite with respect
2826 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2828 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2829 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2831 2012-01-10 Tom de Vries <tom@codesourcery.com>
2833 PR rtl-optimization/51271
2834 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2835 handling annulled branch.
2837 2012-01-10 Richard Henderson <rth@redhat.com>
2839 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2840 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2841 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2842 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2843 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2844 arm_expand_vec_perm_const): New.
2845 * config/arm/arm-protos.h: Update.
2846 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2847 (*neon_vswp<VDQX>): New.
2848 (neon_vcombine<VDX>): Use neon_split_vcombine.
2849 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2850 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2851 (vec_perm<VE>): New.
2853 2012-01-10 Richard Henderson <rth@redhat.com>
2855 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2856 use it if reload_completed.
2857 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2858 arm_output_asm_insn, arm_process_output_memory_barrier,
2859 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2860 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2861 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2862 arm_process_output_sync_insn, arm_output_sync_insn,
2863 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2864 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2865 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2866 (emit_unlikely_jump): New.
2867 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2868 (arm_split_atomic_op): New.
2869 * config/arm/arm-protos.h: Update.
2870 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2871 (struct arm_sync_generator): Remove.
2872 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2873 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2874 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2875 (VUNSPEC_LL, VUNSPEC_SC): New.
2876 (sync_result, sync_memory, sync_required_value, sync_new_value,
2877 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2878 (attr length): Don't use arm_sync_loop_insns.
2879 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2880 (movsfcc, movdfcc): Likewise.
2881 * config/arm/constraints.md (Ua): New.
2882 * config/arm/prediates.md (mem_noofs_operand): New.
2883 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2884 (sync_clobber, sync_t2_reqd): Remove.
2885 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2886 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2887 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2888 (arm_sync_compare_and_swap<SIDI>): Remove.
2889 (arm_sync_compare_and_swap<NARROW>): Remove.
2890 (arm_sync_lock_test_and_set<SIDI>): Remove.
2891 (arm_sync_lock_test_and_set<NARROW>): Remove.
2892 (arm_sync_new_<syncop><SIDI>): Remove.
2893 (arm_sync_new_<syncop><NARROW>): Remove.
2894 (arm_sync_new_nand<SIDI>): Remove.
2895 (arm_sync_new_nand<NARROW>): Remove.
2896 (arm_sync_old_<syncop><SIDI>): Remove.
2897 (arm_sync_old_<syncop><NARROW>): Remove.
2898 (arm_sync_old_nand<SIDI>): Remove.
2899 (arm_sync_old_nand<NARROW>): Remove.
2900 (*memory_barrier): Merge arm_output_memory_barrier.
2901 (atomic_compare_and_swap<QHSD>): New.
2902 (atomic_compare_and_swap<NARROW>_1): New.
2903 (atomic_compare_and_swap<SIDI>_1): New.
2904 (atomic_exchange<QHSD>): New.
2905 (cas_cmp_operand, cas_cmp_str): New.
2906 (atomic_op_operand, atomic_op_str): New.
2907 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2908 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2909 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2910 (arm_load_exclusive<NARROW>): New.
2911 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2912 (arm_store_exclusive<QHSD>): New.
2914 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2916 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2917 reload patterns if -mvsx-scalar-memory.
2919 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2920 generated, even -mno-vsx-scalar-double was used.
2921 (vsx_xscvdpsp_scalar): Likewise.
2922 (vsx_xscvspdp_scalar2): Likewise.
2924 2012-01-09 Tom de Vries <tom@codesourcery.com>
2925 Andrew Pinski <apinski@cavium.com>
2928 * reorg.c (fill_slots_from_thread): Don't speculate
2929 frame-related insns.
2931 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2933 * sched-int.h (bb_note): Move to...
2934 * basic-block.h: ...here.
2935 * haifa-sched.c (bb_note): Move to...
2936 * cfgrtl.c: ...here.
2937 * function.c (next_block_for_reg): New function.
2938 (move_insn_for_shrink_wrap): Likewise.
2939 (prepare_shrink_wrap): Rewrite to use the above.
2941 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2943 * gimple.c (is_gimple_non_addressable): Remove.
2944 * gimple.h: Remove is_gimple_non_addressable.
2945 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2946 is_gimple_non_addressable.
2947 * trans-mem.c (expand_assign_tm): Same.
2949 2012-01-09 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/51775
2952 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2953 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2955 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2957 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2959 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2961 2012-01-09 Richard Guenther <rguenther@suse.de>
2963 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2965 2012-01-08 Jan Hubicka <jh@suse.cz>
2967 PR tree-optimize/51680
2968 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2969 on when known_vals needs to be computed; cleanup.
2971 2012-01-08 Jan Hubicka <jh@suse.cz>
2973 PR tree-optimize/51694
2974 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2976 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2978 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2979 for -std=c++98 and -std=c++11 too.
2981 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2983 * cfgloop.c (cancel_loop): Add free() of bbs array.
2985 2012-01-07 Jan Hubicka <jh@suse.cz>
2987 PR tree-optimization/51600
2988 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2989 that benefits small functions.
2991 2012-01-07 Jan Hubicka <jh@suse.cz>
2993 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2995 2012-01-07 Jan Hubicka <jh@suse.cz>
2997 PR tree-optimization/51680
2998 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2999 whose inlining reduce unit size.
3001 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3004 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3005 Add canonical node to containing_mem chain after the non-canonical
3006 one, even if there weren't any locs to propagate.
3007 (remove_useless_values): Keep only canonical values.
3008 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3009 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3010 canonicalize mem_chain elements that are not discarded.
3012 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3015 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3016 before emitting functions.
3018 PR gcov-profile/50127
3019 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3020 clear_aux_for_blocks.
3022 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3025 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3027 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3029 * c-decl.c (ext_block): Moved up.
3030 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3032 2012-01-06 Han Shen <shenhan@google.com>
3034 Translate built-in include paths for sysroot.
3035 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3036 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3038 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3039 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3041 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3042 control whether sysroot should be prepended to gxx include dir.
3044 * configure: Regenerate.
3046 2012-01-06 Torvald Riegel <triegel@redhat.com>
3048 PR rtl-optimization/51771
3049 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3050 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3052 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3054 PR tree-optimization/51315
3055 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3056 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3058 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3061 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3062 for shrp pattern. Correctly handle and fixup shift variable.
3063 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3065 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3068 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3069 note when !ACCUMULATE_OUTGOING_ARGS.
3071 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3073 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3075 (extract_range_from_unary_expr_1): Avoid useless computations.
3077 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3079 PR rtl-optimization/51767
3080 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3081 of jump_block and add an extra edge for degenerated asm gotos.
3084 * stmt.c (check_unique_operand_names): Don't ICE during error
3085 reporting if i is from labels chain.
3088 * profile.c (branch_prob): Split bbs that have exit edge
3089 and need a fake entry edge too.
3091 2012-01-05 Jan Hubicka <jh@suse.cz>
3094 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3097 2012-01-05 Richard Guenther <rguenther@suse.de>
3100 * tree-streamer-out.c (write_ts_optimization): New function.
3101 (streamer_write_tree_body): Call it.
3102 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3103 (streamer_read_tree_body): Call it.
3104 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3106 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3109 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3110 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3111 in_cleanup_point_expr before gimplify_stmt call and restore it
3113 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3114 in_cleanup_point_expr is false.
3116 2012-01-05 Richard Guenther <rguenther@suse.de>
3119 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3121 * toplev.c (process_options): Reject combining mudflap and LTO.
3122 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3124 2012-01-05 Richard Guenther <rguenther@suse.de>
3126 PR tree-optimization/51760
3127 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3129 (bit_value_unop): Handle UNDEFINED operands.
3130 (bit_value_binop): Likewise.
3132 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3134 * config/avr/avr.c (avr_replace_prefix): Remove.
3135 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3136 (avr_asm_function_rodata_section): Ditto.
3137 (avr_asm_select_section): Ditto.
3139 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3141 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3144 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3147 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3148 calls that have any non-fake successor edges.
3151 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3153 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3155 PR tree-optimization/51624
3156 * tree-sra.c (build_ref_for_model): When replicating a chain of
3157 COMPONENT_REFs, stop as soon as the offset would become negative.
3159 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3162 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3163 in .debug_loc on the floor.
3165 2012-01-04 Andrew Pinski <apinski@cavium.com>
3167 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3169 2012-01-04 Andrew Pinski <apinski@cavium.com>
3170 Adam Nemet <anemet@caviumnetworks.com>
3172 * config/mips/mips.md (size): Add SI and DI.
3173 (SIZE): New mode attribute.
3174 (U): New code attribute.
3175 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3176 (mips_lbux_<mode>): Delete.
3177 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3178 (mips_lhx): Use gen_mips_lhx_extsi.
3179 (mips_lhx_<mode>): Delete.
3181 (mips_l<size>x): New expand.
3182 (mips_lwx_<mode>): Delete.
3183 (mips_l<GPR:size>x_<P:mode>): New pattern.
3184 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3185 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3186 * config/mips/mips.c (mips_lx_address_p): New function.
3187 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3188 (dsp64): New availability predicate.
3189 (mips_builtins): Add an entry for __builtin_mips_ldx.
3190 * config/mips/mips.h (ISA_HAS_LBX): New define.
3191 (ISA_HAS_LBUX): Likewise.
3192 (ISA_HAS_LHX): Likewise.
3193 (ISA_HAS_LHUX): Likewise.
3194 (ISA_HAS_LWX): Likewise.
3195 (ISA_HAS_LWUX): Likewise.
3196 (ISA_HAS_LDX): Likewise.
3197 * doc/extend.texi (__builtin_mips_ldx): Document.
3199 2012-01-04 Tristan Gingold <gingold@adacore.com>
3201 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3202 when long pointers are used.
3203 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3204 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3205 (ia64-hp-*vms*): Remove.
3206 * config/vms/xm-vms64.h: Delete.
3208 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3211 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3213 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3215 * opts.c (finish_options): Remove duplicate sorry.
3217 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3220 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3223 2012-01-04 Richard Guenther <rguenther@suse.de>
3226 * tree.c (size_low_cst): New function.
3227 * tree.h (size_low_cst): Declare.
3228 * fold-const.c (fold_comparison): Use it to extract the low
3229 part of the POINTER_PLUS_EXPR offset.
3231 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3233 Fix clearing ZERO_REG
3234 * config/avr/avr.md (cc): Add alternative "ldi".
3235 (movqi_insn): Use it in cc attribute.
3236 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3237 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3238 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3240 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3242 * configure: Regenerate.
3244 2012-01-04 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/49651
3247 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3248 (var_can_have_subvars): Use it.
3249 (get_constraint_for_1): Only consider subfields if there can be any.
3251 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3254 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3255 to its new canonical_cselib_val and the cselib_val was in
3256 first_containing_mem chain, but the canonical_cselib_val was not,
3257 add the latter into the chain.
3258 (cselib_invalidate_mem): Compare canonical_cselib_val of
3259 addr_list chain elt with v.
3262 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3263 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3265 (output_macinfo_op): Don't ggc_strdup fd->filename.
3266 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3267 then ggc_strdup it. Don't free inc->info or cur->info.
3268 (output_macinfo): Don't free ref->info or file->info.
3270 2012-01-03 Ira Rosen <irar@il.ibm.com>
3272 PR tree-optimization/51269
3273 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3274 first_niters a pointer.
3275 (slpeel_tree_peel_loop_to_edge): Likewise.
3276 (vect_do_peeling_for_loop_bound): Update call to
3277 slpeel_tree_peel_loop_to_edge.
3278 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3279 here. Remove it from the parameters list.
3280 (vect_do_peeling_for_alignment): Update calls and compute
3283 2012-01-03 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/51070
3286 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3287 Properly handle calls.
3289 2012-01-03 Richard Guenther <rguenther@suse.de>
3291 PR tree-optimization/51692
3292 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3293 the LHS of allocation stmts.
3295 2012-01-03 Olivier Hainque <hainque@adacore.com>
3297 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3299 2012-01-03 Olivier Hainque <hainque@adacore.com>
3301 * collect2.c (main): In AIX specific computations for vector
3302 insertions, use CONST_CAST2 to cast from char ** to const char **.
3304 2012-01-03 Richard Guenther <rguenther@suse.de>
3307 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3308 the context of a limbo DIE when it does not already exist.
3310 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3312 PR tree-optimization/51719
3313 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3314 but direct call is, clear direct call's lhs and don't add fallthrough
3315 edge from dcall_bb to join_bb and PHIs.
3317 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3319 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3320 the instructions emitted by the pattern.
3321 ("*TDC_insn_<mode>"): Add comment.
3323 2012-01-03 Richard Guenther <rguenther@suse.de>
3326 * fold-const.c (fold_comparison): Properly canonicalize
3327 tree offset and HOST_WIDE_INT bit position.
3329 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3331 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3332 operands for extzv pattern.
3334 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3337 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3340 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3342 * doc/invoke.texi (-flto and related options): Copy-edit.
3344 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3346 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3348 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3350 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3353 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3355 * expr.h (move_by_pieces_ninsns): Declare.
3356 * expr.c (move_by_pieces_ninsns): Make external.
3357 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3358 (mips_store_by_pieces_p): Likewise.
3359 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3360 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3361 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3362 (mips_store_by_pieces_p): Likewise.
3364 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3366 * passes.c (register_one_dump_file): Free full_name.
3368 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3369 (calculate_elim_costs_all_insns): Free offsets_at and
3370 offsets_known_at at the end and clear the pointers.
3372 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3374 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3375 this option introduced in r180739.
3377 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3380 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3381 (tmake_file target=avr): Add avr/t-multilib.
3383 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3384 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3385 * config/avr/genmultilib.awk: New file.
3386 * config/avr/t-multilib: New auto-generated file.
3387 * config/avr/multilib.h: New auto-generated file.
3388 * config/avr/t-avr (AVR_MCUS): New variable.
3389 (genopt.sh): Use it.
3390 (s-mlib): Depend on t-multilib.
3391 (t-multilib, multilib.h): New dependencies.
3392 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3393 (MULTILIB_OPTIONS): Remove.
3394 (MULTILIB_MATCHES): Remove.
3395 (MULTILIB_DIRNAMES): Remove.
3396 (MULTILIB_EXCEPTIONS): Remove:
3397 * config/avr/genopt.sh: Don't use hard coded file name;
3398 pass AVR_MCUS from t-avr instead.
3400 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3402 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3404 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3406 Implement light-weight DImode support.
3407 * config/avr/avr-dimode.md: New file.
3408 * config/avr/avr.md: Include it.
3409 (adjust_len): Add plus64, compare64.
3410 (HIDI): Remove code iterator.
3411 (code_stdname): New code attribute.
3412 (rotx, rotsmode): Remove DI.
3413 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3415 * config/avr/avr-protos.h (avr_have_dimode): New.
3416 (avr_out_plus64, avr_out_compare64): New.
3417 * config/avr/avr.c (avr_out_compare): Handle DImode.
3418 (avr_have_dimode): New variable definition and initialization.
3419 (avr_out_compare64, avr_out_plus64): New functions.
3420 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3421 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3422 (avr_compare_pattern): Skip DImode comparisons.
3424 2012-01-02 Revital Eres <revital.eres@linaro.org>
3426 * ddg.c (def_has_ccmode_p): New function.
3427 (add_cross_iteration_register_deps,
3428 create_ddg_dep_from_intra_loop_link): Call it.
3430 2012-01-02 Richard Guenther <rguenther@suse.de>
3433 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3435 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3437 * gcc.c (process_command): Update copyright notice dates.
3438 * gcov.c (print_version): Likewise.
3439 * gcov-dump.c (print_version): Likewise.
3440 * mips-tfile.c (main): Likewise.
3441 * mips-tdump.c (main): Likewise.
3443 2012-01-01 Ira Rosen <irar@il.ibm.com>
3445 PR tree-optimization/51704
3446 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3447 a use is inside the basic block or loop before accessing its vect info.
3449 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3451 PR rtl-optimization/51069
3452 * cfgloopmanip.c (remove_path): Removing path making irreducible
3453 region unconditional makes BB part of the region.
3455 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3457 PR tree-optimization/51683
3458 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3459 calls with side-effects.
3460 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3462 Copyright (C) 2012 Free Software Foundation, Inc.
3464 Copying and distribution of this file, with or without modification,
3465 are permitted in any medium without royalty provided the copyright
3466 notice and this notice are preserved.