1 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6 Andrew Pinski <apinski@cavium.com>
9 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
11 calls instead of __builtin_ir{int,ound}*.
13 2012-03-14 Jakub Jelinek <jakub@redhat.com>
16 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
19 2012-03-13 Joseph Myers <joseph@codesourcery.com>
21 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
22 Refer to GCC 4.7 version of c99status.html.
24 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26 Backport from mainline
27 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
30 redefine to be NULL if the current bit-size is different from the
33 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
34 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
35 set the default tuning. Add asserts to make sure the cpu and tune
36 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
37 test whether the index is set, instead of > 0.
38 (rs6000_file_start): Do not reset the default cpu if the current
39 bit-size is different from the configured bit-size.
41 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
43 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
45 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
46 Update binutils references.
47 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
48 Update binutils reference.
49 Update Sun as/GNU ld caveat.
50 Document binutils largefile requirement for LTO plugin.
51 Remove reference to alternate libpthread.
53 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
55 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
57 (Specific, mips-sgi-irix6): Likewise.
59 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
61 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
62 * configure: Regenerate.
64 2012-03-07 Richard Henderson <rth@redhat.com>
66 * config/m68k/m68k.h (ISA_HAS_TAS): New.
67 * config/m68k/sync.md (atomic_test_and_set): Use it.
68 (atomic_test_and_set_1): Likewise.
70 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
73 * Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
74 gcc-nm$(exeext), gcc-ranlib$(exeext).
75 Don't double canonicalize if cross-compiling.
77 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
79 * trans-mem.c: New typedef for tm_region_p.
80 Define vector types for tm_region_p.
81 (tm_region_init): Replace region_worklist to a vector called
84 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
87 * trans-mem.c (tm_region_init): Use last_basic_block.
89 2012-03-05 Richard Henderson <rth@redhat.com>
92 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
93 * omp-low.c (expand_omp_atomic): Assume anything aligned to
94 BIGGEST_ALIGNMENT is aligned.
96 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
98 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
100 2012-03-05 Richard Henderson <rth@redhat.com>
103 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
104 instead of calling negqi2 directly.
106 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
108 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
109 (INTMAX_TYPE): Use it.
110 (UINTMAX_TYPE): Likewise.
111 (SUBTARGET_OVERRIDE_OPTIONS): Define.
112 (irix6_c_common_override_options): Declare.
113 (C_COMMON_OVERRIDE_OPTIONS): Define.
114 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
115 * config/mips/irix6-c.c: New file.
116 * config/mips/t-irix6 (irix6-c.o): New target.
117 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
120 2012-03-02 Richard Henderson <rth@redhat.com>
122 * optabs.c (expand_atomic_test_and_set): Honor
123 atomic_test_and_set_trueval even when atomic_test_and_set
126 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
128 Backport from mainline
129 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
131 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
133 2012-03-02 Richard Guenther <rguenther@suse.de>
135 * DEV-PHASE: Set to prerelease.
137 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
139 * config.gcc (obsolete): Add all ARM targets using the FPA.
140 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
141 * doc/install.texi: Avoid references to obsolete ARM ports.
143 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
145 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
147 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
148 Joern Rennecke <joern.rennecke@embecosm.com>
150 * doc/extend.texi: Expand and update information on interrupt
151 attribute for Epiphany.
153 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
155 * config/sh/sh-protos.h: Update copyright notice dates.
156 * config/sh/sh.h: Likewise.
157 * config/sh/sh.md: Likewise.
158 * config/sh/constraints.md: Likewise.
159 * config/sh/predicates.md: Likewise.
161 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
163 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
164 * config/sh/sh.c (tertiary_reload_operand): Likewise.
166 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
168 * config/sh/constraints.md: Fix comment typo.
170 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
173 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
174 unsigned HOST_WIDE_INT.
175 (zvdep_imm64): Likewise.
176 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
177 (vdepi_and): Likewise.
178 Likewise for unamed 64-bit patterns.
179 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
181 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
184 PR rtl-optimization/52417
185 * cselib.c (cselib_any_perm_equivs): New variable.
186 (cselib_reset_table): Check that it's not set when not
187 preserving constants.
188 (cselib_add_permanent_equiv): Set it.
189 (cselib_have_permanent_equivalences): New.
190 (cselib_init, cselib_finish): Reset it.
191 * cselib.h (cselib_have_permanent_equivalences): Declare.
192 * alias.c (get_addr): Restore earlier behavior when there
193 aren't permanent equivalences.
195 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
197 * config/mn10300/mn10300-modes.def: Fix copyright notice.
198 * config/v850/v850-modes.def: Fix copyright notice.
200 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
202 * doc/extend.texi (AVR Built-in Functions): Document
203 __builtin_avr_flash_segment.
205 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
206 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
207 (*split.flash_segment): New insn-and-split.
208 * config/avr/avr.c (avr_init_builtins): Add local variables:
209 const_memx_void_node, const_memx_ptr_type_node,
210 char_ftype_const_memx_ptr.
212 2012-03-01 Jakub Jelinek <jakub@redhat.com>
214 PR tree-optimization/52445
215 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
216 add ssa_name_ver, offset and size fields and change store field
218 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
219 (add_or_mark_expr): Likewise. Only consider previous stores
220 with the same size and offset.
221 (nt_init_block): Only look at gimple_assign_single_p stmts,
222 doesn't look at rhs2.
224 2012-03-01 Richard Guenther <rguenther@suse.de>
227 * tree-cfg.c (verify_gimple_assign_unary): Allow any
228 conversions from integral types to pointer types.
230 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
232 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
233 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
234 unintentionally removed in r184616.
236 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
238 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
241 2012-02-29 Jakub Jelinek <jakub@redhat.com>
242 Uros Bizjak <ubizjak@gmail.com>
245 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
246 alternatives, add "e" constraint to the new last alternative
247 and ! to last 3 alternatives.
249 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
251 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
252 DW_AT_artificial attributes at the end of the processing.
253 (gen_array_type_die): Likewise.
254 (gen_enumeration_type_die): Likewise.
255 (gen_struct_or_union_type_die): Likewise.
256 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
259 2012-02-29 Jakub Jelinek <jakub@redhat.com>
262 * expr.c (expand_assignment): If doing misaligned store that doesn't
263 cover all mode bits, perform a RMW cycle.
265 PR tree-optimization/52429
266 * tree-parloops.c (separate_decls_in_region_debug): Return early
267 if var is LABEL_DECL.
269 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
271 PR tree-optimization/52424
272 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
273 calling dom_thread_across_edge.
275 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
277 * config/avr/avr.c: Move definition of TARGET macros to end of file.
279 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
281 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
282 * config/avr/avr.c (avr_output_bld): Remove unused function.
283 (avr_out_sbxx_branch): Use "%T" to print bit position.
285 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
287 * config/avr/avr.md: Untabify.
289 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
291 * config/avr/avr.md (eqne): New code iterator.
292 (*dec-and-branchsi): Use it in text peephole's condition.
293 (*dec-and-branchhi): Ditto.
294 (*dec-and-branchqi): Ditto.
296 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
299 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
300 the device does not have the skip-bug.
302 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
304 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
305 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
306 -mpretend-cmove): New.
308 2012-02-29 Jakub Jelinek <jakub@redhat.com>
311 * df.h (struct df_d): Adjust comment that hard_regs_live_count
312 doesn't count DEBUG_INSN refs.
313 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
316 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
320 2012-02-20 Richard Guenther <rguenther@suse.de>
321 PR tree-optimization/52298
322 * tree-vect-stmts.c (vectorizable_load): Properly use
323 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
326 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
329 * gimple.h (gimple_in_transaction): New.
330 (gimple_set_in_transaction): New.
331 (struct gimple_statement_base): Add in_transaction field.
332 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
334 (tree_ssa_lim_initialize): Compute transaction bits.
335 * tree.h (compute_transaction_bits): Protoize.
336 * trans-mem.c (tm_region_init): Use the heap to store BB
338 (compute_transaction_bits): New.
340 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
342 * gcc.c (display_help): Document --help=common and sort entries
345 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
347 * doc/install.texi: Document check-$LANG specific shortcuts
349 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
352 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
354 * config/arm/arm_neon.h: Regenerate.
355 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
356 (neon_vcgeu): New insn.
357 (neon_vcgtu): Likewise.
358 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
359 (ops): Unsigned comparison intrinsics call a different
362 2012-02-28 Richard Guenther <rguenther@suse.de>
365 * config/i386/i386.c (ix86_expand_vector_set): Fix element
366 ordering for the VEC_CONCAT for two element vectors for
367 V2SFmode, V2SImode and V2DImode.
369 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
372 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
373 detecting big-endian triplets.
375 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
377 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
378 mode if there is no type information available.
380 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
382 PR tree-optimization/53207
383 * doc/invoke.texi: Document as experimental and relying on graphite.
385 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
387 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
388 of initializer to changes from r184614.
390 2012-02-28 Richard Guenther <rguenther@suse.de>
392 PR tree-optimization/52395
393 * tree-sra.c (build_ref_for_offset): Also look at the base
394 TYPE_ALIGN when figuring out the alignment of the replacement.
396 2012-02-28 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/52402
399 * ipa-prop.c (ipa_modify_call_arguments): Properly use
400 mis-aligned types when creating the accesses at the call site.
402 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
404 * config/avr/builtins.def: New file.
405 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
406 * config/avr/avr.c (enum avr_builtin_id): Use it.
407 (avr_init_builtins): Use it. And use avr_bdesc.
408 (bdesc_1arg): Remove.
409 (bdesc_2arg): Remove.
410 (bdesc_3arg): Remove.
411 (struct avr_builtin_description): Add field n_args.
412 (avr_bdesc): New static variable using builtins.def.
413 (avr_expand_builtin): Use it.
414 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
415 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
416 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
418 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
421 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
422 match only one single hard register with respective hard reg rtx.
423 (movmemx_<mode>): Ditto.
424 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
425 insn anatomy of movmem[x]_<mode>.
426 (avr_out_movmem): Same for printing assembler and operand usage.
428 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
432 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
433 address spaces located outside of device flash.
435 * config/avr/avr.h (base_arch_s): Remove field n_segments.
436 (mcu_type_s): Add field n_flash.
437 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
438 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
439 (AVR_MCU): Add N_FLASH argument.
440 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
441 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
442 macro __FLASH<n> if that address space makes sense for the device.
443 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
444 outside of target flash.
445 (avr_asm_named_section): Ditto.
446 (avr_asm_select_section): Ditto.
447 (avr_addr_space_convert): Ditto.
448 (avr_emit_movmemhi): Ditto.
449 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
450 address space is outside of device flash.
451 (avr_insert_attributes): Ditto.
452 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
453 avr_current_arch->n_segments.
455 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
458 * config/i386/i386.md (*movabs<mode>_1): Enable only for
460 (*movabs<mode>_2): Likewise.
462 2012-02-27 Jakub Jelinek <jakub@redhat.com>
465 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
466 s_register_operand in the test instead of REG_P. Don't call
467 gen_reg_rtx if it won't be used.
469 PR tree-optimization/52376
470 * ipa-split.c (split_function): Ignore CLOBBER stmts.
472 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
474 * ifcvt.c (noce_get_condition): Check condition variable is not
475 small_register_classes_for_mode_p before accepting.
477 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
479 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
481 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
484 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
485 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
487 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
489 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
491 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
493 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
495 * config/sh/predicates.md: Remove blank lines.
496 * config/sh/sh.c: Fix typos in comments.
497 * config/sh/constraints.md: Likewise.
498 * config/sh/sh.md: Remove blank lines.
499 Fix typos in comments. Use ;; as comment characters.
501 2012-02-26 Walter Lee <walt@tilera.com>
503 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
504 (replace_mov_pcrel_step2): Ditto.
506 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
509 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
510 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
511 and locs that reference values newer than the non-canonical value
512 at hand. Return the canonical value as a worst case.
513 (memrefs_conflict_p): Walk canonical value's locs.
516 * cselib.c (preserve_only_constants): Rename to...
517 (preserve_constants_and_equivs): ... this. Split out...
518 (invariant_or_equiv_p): ... this. Preserve plus expressions
519 of other preserved expressions too.
520 (cselib_reset_table): Adjust.
521 * var-tracking.c (reverse_op): Use canonical value to build
524 2012-02-23 Kai Tietz <ktietz@redhat.com>
526 * config/i386/i386.c (ix86_delegitimize_address): Handle
527 UNSPEC_PCREL plus displacement.
529 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
532 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
533 to test for unusedness in st X addressing.
535 2012-02-24 Richard Guenther <rguenther@suse.de>
538 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
539 (is_gimple_reg_type): Move inline ...
540 * gimple.h (is_gimple_reg_type): ... here.
542 2012-02-24 Richard Guenther <rguenther@suse.de>
545 * passes.c (execute_function_todo): When verifying SSA form
546 verify gimple form first.
547 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
549 2012-02-24 Richard Guenther <rguenther@suse.de>
552 * fold-const.c (fold_addr_of_array_ref_difference): New function.
553 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
555 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
557 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
559 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
561 * tree-phinodes.c (make_phi_node): Mark static.
562 * tree-flow.h (make_phi_node): Remove extern decl.
563 * doc/gimple.texi (make_phi_node): Remove documentation.
565 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
567 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
568 * tree-ssa-sccvn.c (print_scc): Ditto.
570 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
572 * doc/passes.texi (Full redundancy elimination): Fix typo.
574 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
576 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
578 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
581 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
583 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
586 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
588 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
590 * config/avr/avr.md (code_stdname): Add ior, xor.
591 (xior): New code iterator.
592 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
593 (*<code_stdname><mode>qi.byte1-3): Ditto.
595 2012-02-23 Jakub Jelinek <jakub@redhat.com>
597 PR tree-optimization/52019
598 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
601 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
603 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
604 HAVE_INITFINI_ARRAY to work around namespace pollution in
605 certain versions of newlib system headers.
606 * config.in: Regenerate.
607 * configure: Regenerate.
608 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
609 instead of HAVE_INITFINI_ARRAY.
611 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
614 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
615 is not offsettable memory reference.
617 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
620 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
621 setting avr_need_clear_bss_p for __gnu_lto* symbols.
623 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
625 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
626 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
628 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
630 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
631 library on Solaris 8 even without TLS support.
632 * configure: Regenerate.
634 2012-02-22 Richard Guenther <rguenther@suse.de>
637 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
638 for GIMPLE_DEBUG stmts.
640 2012-02-22 Martin Jambor <mjambor@suse.cz>
643 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
644 according to the base object.
646 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
648 PR rtl-optimization/50063
649 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
650 and 2 (8-bit SP) in operand 2.
651 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
652 setup to use movhi_sp_r instead of vanilla move to write SP.
653 Adjust REG_CFA notes to superseed unspec.
654 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
656 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
657 known to be off) only with TARGET_NO_INTERRUPTS. Never use
658 irq_state 1 (IRQ known to be on) here.
660 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
662 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
664 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
665 assign_hard_reg): Likewise.
667 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
669 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
671 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
674 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
675 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
677 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
679 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
680 prototype from here to...
681 * config/avr/avr.h: ...here.
683 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
686 * thumb2.md (thumb2_shiftsi3_short): Split register and
687 immediate shifts. For register shifts tie operands 0 and 1.
688 (peephole2 for above): Check that register-controlled shifts
689 have suitably tied operands.
691 2012-02-21 Quentin Neill <quentin.neill@amd.com>
694 * config/i386/bdver1.md (bdver1_call, bdver1_push,
695 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
696 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
697 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
698 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
699 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
700 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
701 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
702 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
703 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
704 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
705 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
706 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
707 bdver1_ssevector_avx256_unaligned_load,
708 bdver1_ssevector_sse128_unaligned_load,
709 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
710 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
711 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
712 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
713 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
714 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
715 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
716 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
717 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
718 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
719 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
720 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
721 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
722 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
723 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
724 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
725 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
726 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
727 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
728 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
729 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
730 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
731 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
732 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
733 bdver1_ssediv_double_load, bdver1_ssediv_double,
734 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
735 Add "bdver2" attribute.
737 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
739 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
740 default if possible and not specified otherwise.
742 2012-02-21 Richard Guenther <rguenther@suse.de>
745 * gimplify.c (create_tmp_from_val): Use the main variant type
746 for the type of the temporary we create.
748 2012-02-21 Richard Guenther <rguenther@suse.de>
750 PR tree-optimization/52324
751 * gimplify.c (gimplify_expr): When re-gimplifying expressions
752 do not gimplify a MEM_REF address operand if it is already
755 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
757 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
758 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
760 2012-02-21 Richard Guenther <rguenther@suse.de>
762 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
765 2012-02-21 Jakub Jelinek <jakub@redhat.com>
767 PR tree-optimization/52318
768 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
769 vdef also to non-pure/const call stmts in the sequence.
771 2012-02-20 David S. Miller <davem@davemloft.net>
773 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
774 don't use the "rd %pc" instruction on v9 for PIC register loads.
776 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
779 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
780 in a transaction safe function.
782 2012-02-20 Kai Tietz <ktietz@redhat.com>
785 * stor-layout.c (place_field): Handle desired_align for
788 2012-02-20 Richard Guenther <rguenther@suse.de>
790 PR tree-optimization/52298
791 * tree-vect-stmts.c (vectorizable_store): Properly use
792 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
794 (vectorizable_load): Likewise.
795 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
796 Access DR_STEP after ensuring it is not NULL.
798 2012-02-20 Jakub Jelinek <jakub@redhat.com>
800 PR tree-optimization/52286
801 * fold-const.c (fold_binary_loc): For (X & C1) | C2
802 optimization use double_int_to_tree instead of build_int_cst_wide,
803 rewrite to use double_int vars.
805 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
808 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
810 Remove -e 0 from $gcc_cv_ld invocation.
811 Only use __GLIBC_PREREQ if defined.
812 Enable on Solaris since Solaris 8 patch.
813 (gcc_SUN_LD_VERSION): New macro.
814 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
815 gcc_SUN_LD_VERSION for version number format.
816 * configure: Regenerate.
817 * varasm.c (get_elf_initfini_array_priority_section): Set
818 SECTION_NOTYPE for non-default priority.
819 Use get_section instead of get_unnamed_section to emit
820 .init_array/.fini_array with default priority.
822 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
824 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
825 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
826 (mips_start_unique_function, mips_output_mips16_rdhwr)
827 (mips_code_end): New functions.
828 (TARGET_ASM_CODE_END): Define.
830 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
832 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
833 to stubs with non-sibling calls.
835 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
837 * doc/invoke.texi (-fira-* options): Copy-edit.
838 (ira-* parameters): Copy-edit.
840 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
842 * doc/invoke.texi: Minor copy-edits to bring into conformance with
843 GCC coding conventions.
845 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
847 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
848 when used as adjectives.
850 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
852 * doc/invoke.texi: Clean up "that"/"which" confusion.
854 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
856 * system.h: Poison SMALL_REGISTER_CLASSES
857 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
858 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
860 2012-02-16 Jakub Jelinek <jakub@redhat.com>
862 PR tree-optimization/52285
863 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
864 when deciding if a call is a tail call or tail recursion.
866 2012-02-16 Kai Tietz <ktietz@redhat.com>
868 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
869 interger-constant displacement for UNSPEC_PCREL.
871 2012-02-16 Jakub Jelinek <jakub@redhat.com>
873 PR rtl-optimization/52208
874 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
875 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
877 PR tree-optimization/52255
878 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
879 loop->header has virtual PHI, but exit_e->dest doesn't, add
880 virtual PHI to exit_e->dest and adjust all uses after the loop.
883 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
884 children with clone_tree_hash, not after it.
886 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
888 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
889 extended identifiers.
891 2012-02-16 Jakub Jelinek <jakub@redhat.com>
894 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
895 a same_body_alias, also test whether e->callee isn't a former
896 or current clone of the decl this is a same body alias of.
899 * cgraphunit.c (verify_cgraph_node): Fix a typo.
901 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
903 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
905 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
908 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
909 force_reg instead of copy_to_reg for better optimization. Force
910 non-register or memory operands into a register.
912 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
914 * extend.texi: Reserve upper bits of memory model for future use.
916 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
917 Anatoly Sokolov <aesok@post.ru>
918 Eric Weddington <eric.weddington@atmel.com>
921 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
922 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
923 Rewrite initializers for .macro.
924 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
925 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
926 atxmega32d4, atxmega32x1.
927 avrxmega4: atxmega64a3, atxmega64d3.
928 avrxmega5: atxmega64a1, atxmega64a1u.
929 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
930 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
931 avrxmega7: atxmega128a1, atxmega128a1u.
932 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
933 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
934 (struct base_arch_s): Rename reserved to xmega_p.
935 Rename reserved2 to have_rampd.
936 (AVR_XMEGA): New define.
937 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
938 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
939 * config/avr/predicates.md (io_address_operand): Take into
941 (low_io_address_operand): Ditto.
942 (high_io_address_operand): Ditto.
943 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
944 (enabled, movhi_sp_r): Use them.
945 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
946 cpp_define_formatted to built-in define __AVR_ARCH__.
947 (__AVR_XMEGA__): New built-in define.
948 (__AVR_HAVE_RAMPD__): New built-in define.
949 (__AVR_HAVE_RAMPX__): New built-in define.
950 (__AVR_HAVE_RAMPY__): New built-in define.
951 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
953 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
954 (avr_option_override): Initialize them.
955 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
956 (avr_init_expanders): Initialize them. No more block several calls.
957 (emit_push_sfr): New static function.
958 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
960 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
961 (avr_print_operand): Print addreeses as symbols for
962 RAMPX, RAMPY, RAMPD, CCP.
963 (output_movhi): Handle AVR_XMEGA when writing to SP.
964 (avr_out_movhi_mr_r_xmega): New static function.
965 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
966 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
967 __RAMPD__, __CCP__ as needed.
969 * config/avr/multilib.h: Regenerate.
970 * config/avr/t-multilib: Regenerate.
971 * config/avr/avr-tables.opt: Regenerate.
973 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
975 PR tree-optimization/50561
976 * graphite-flattening.c (lst_project_loop): Do not
977 remove old scattering dimensions after flattening.
978 (lst_do_flatten): Likewise.
980 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
982 * doc/extend.texi (AVR Built-in Functions): Remove doc for
983 __builtin_avr_map8, __builtin_avr_map16.
984 Document __builtin_avr_insert_bits.
986 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
987 (insert_bits): New insn.
988 (adjust_len.map_bits): Rename to insert_bits.
989 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
990 * avr-protos.h (avr_out_map_bits): Remove.
991 (avr_out_insert_bits, avr_has_nibble_0xf): New.
992 * config/avr/constraints.md (Cxf,C0f): New.
993 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
994 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
995 New built-in define __BUILTIN_AVR_INSERT_BITS.
996 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
997 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
998 (avr_move_bits): Rewrite.
999 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1001 (avr_map_op_t): New typedef.
1002 (avr_map_op): New static variable.
1003 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1004 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1005 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1006 (bdesc_3arg, avr_expand_triop_builtin): New.
1007 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1008 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1009 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1010 (avr_map_equal_p, avr_map_sig_p): Remove.
1011 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1012 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1013 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1014 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1015 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1016 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1018 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1020 * config/c6x/c6x.md (reserve_cycles): New attribute.
1021 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1022 don't reserve functional units after the branch occurs.
1024 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1027 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1028 functions into non-tm_pure functions.
1030 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1033 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1034 (iterative_hash_canonical_type): Likewise.
1035 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1038 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1040 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1041 sched-group insn, it either remains alone or the entire list is pruned.
1043 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1045 * doc/install.texi (Prerequisites): Fix grammar.
1046 (Configuration): Likewise.
1048 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1050 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1051 MPC as part of GCC before describing configuring with --with-gmp etc.
1052 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1053 sources are present.
1055 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1058 * dwarf2out.c (clone_tree_hash): New function.
1059 (copy_decls_walk): Use it instead of clone_tree.
1061 2012-02-14 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/52244
1064 PR tree-optimization/51528
1065 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1066 replacements for integral types.
1068 2012-02-14 Walter Lee <walt@tilera.com>
1070 * config.gcc: Handle tilegx and tilepro.
1071 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1073 Add HAVE_AS_TLS check for tilegx and tilepro.
1074 * configure: Regenerate.
1075 * doc/contrib.texi: Add Mat Hostetter and self.
1076 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1077 Document instruction intrinsics and network accessing intrinsics.
1078 (TILEPro Built-in Functions): New node. Document instruction
1079 intrinsics and network accessing intrinsics.
1080 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1081 (Specific, tilepro-*-linux*): Likewise.
1082 * doc/invoke.texi (TILE-Gx Options): New section.
1083 (TILEPro Options): New section.
1084 * doc/md.texi (TILE-Gx): New section.
1085 (TILEPro): New section.
1086 * common/config/tilegx/tilegx-common.c: New file.
1087 * common/config/tilepro/tilepro-common.c: New file.
1088 * config/tilegx/constraints.md: New file.
1089 * config/tilegx/linux.h: New file.
1090 * config/tilegx/mul-tables.c: New file.
1091 * config/tilegx/predicates.md: New file.
1092 * config/tilegx/sync.md: New file.
1093 * config/tilegx/t-tilegx: New file.
1094 * config/tilegx/tilegx-builtins.h: New file.
1095 * config/tilegx/tilegx-c.c: New file.
1096 * config/tilegx/tilegx-generic.md: New file.
1097 * config/tilegx/tilegx-modes.def: New file.
1098 * config/tilegx/tilegx-multiply.h: New file.
1099 * config/tilegx/tilegx-protos.h: New file.
1100 * config/tilegx/tilegx.c: New file.
1101 * config/tilegx/tilegx.h: New file.
1102 * config/tilegx/tilegx.md: New file.
1103 * config/tilegx/tilegx.opt: New file.
1104 * config/tilepro/constraints.md: New file.
1105 * config/tilepro/gen-mul-tables.cc: New file.
1106 * config/tilepro/linux.h: New file.
1107 * config/tilepro/mul-tables.c: New file.
1108 * config/tilepro/predicates.md: New file.
1109 * config/tilepro/t-tilepro: New file.
1110 * config/tilepro/tilepro-builtins.h: New file.
1111 * config/tilepro/tilepro-c.c: New file.
1112 * config/tilepro/tilepro-generic.md: New file.
1113 * config/tilepro/tilepro-modes.def: New file.
1114 * config/tilepro/tilepro-multiply.h: New file.
1115 * config/tilepro/tilepro-protos.h: New file.
1116 * config/tilepro/tilepro.c: New file.
1117 * config/tilepro/tilepro.h: New file.
1118 * config/tilepro/tilepro.md: New file.
1119 * config/tilepro/tilepro.opt: New file.
1121 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1123 PR tree-optimization/52210
1124 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1125 vect_model_simple_cost with two entry vect_def_type array instead
1126 of an address of dt.
1128 2012-02-14 Richard Guenther <rguenther@suse.de>
1131 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1132 Do not stream DECL_QUALIFIER.
1133 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1134 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1135 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1137 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1140 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1143 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1146 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1147 * cselib.c (cselib_subst_to_values_from_insn): New function.
1148 * sched-deps.c (add_insn_mem_dependence,
1149 sched_analyze_1, sched_analyze_2): Use it.
1151 2012-02-13 Jan Hubicka <jh@suse.cz>
1154 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1156 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1158 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1159 (GTM_SELF_SPECS): Define if not already defined.
1160 (driver_self_specs): Add GTM_SELF_SPECS.
1161 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1162 (GTM_SELF_SPECS): Define.
1163 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1164 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1166 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1168 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1171 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1174 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1175 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1177 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1180 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1182 2012-02-13 Richard Guenther <rguenther@suse.de>
1184 PR translation/52211
1185 * passes.c (enable_disable_pass): Fix typo.
1187 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1190 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1191 XOR for reduce_bit_field if type is unsigned.
1193 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1195 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1196 disallow changes from SFmode to mode with different size in FP regs.
1198 2012-02-12 Robert Millan <rmh@gnu.org>
1199 Gerald Pfeifer <gerald@pfeifer.com>
1201 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1204 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1206 PR rtl-optimization/52175
1207 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1208 to frame-related instructions.
1210 2012-02-10 Jason Merrill <jason@redhat.com>
1213 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1214 (demangle_new_symbols): Fill it.
1215 (scan_linker_output): Walk it.
1216 (start_tweaking): Split out from scan_linker_output.
1217 (maybe_tweak): Update sym->chosen.
1218 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1220 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1223 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1225 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1227 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1228 having the same mode as previous compare.
1230 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1232 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1233 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1234 (nonlocal_goto_internal): Likewise.
1235 (nonlocal_goto): Emit a use and an indirect jump directly.
1237 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1240 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1241 __atomic_{is,always}_lock_free.
1243 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1246 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1247 negative constant address for x32.
1249 2012-02-10 Richard Henderson <rth@redhat.com>
1251 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1252 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1253 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1255 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1256 Ira Rosen <irar@il.ibm.com>
1258 PR tree-optimization/50031
1259 * targhooks.c (default_builtin_vectorization_cost): Handle
1261 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1262 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1263 all types of reduction and pattern statements.
1264 (vect_estimate_min_profitable_iters): Likewise.
1265 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1266 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1267 for explicit realigns.
1268 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1269 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1271 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1272 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1273 vec_perm for VSX and handle vec_promote_demote.
1275 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1278 * builtins.c (fold_builtin_atomic_always_lock_free,
1279 expand_builtin_atomic_always_lock_free,
1280 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1281 Return and/or test boolean_true_node/boolean_false_node instead of
1282 integer_one_node/integer_zero_node.
1284 2012-02-10 Jan Hubicka <jh@suse.cz>
1287 * predict.c (predict_paths_for_bb): Prevent looping.
1288 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1290 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1292 * config/arm/arm.c (output_move_double): In one case properly
1293 count number of instructions that will be emitted.
1295 2012-02-10 Richard Guenther <rguenther@suse.de>
1297 PR translation/52193
1298 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1300 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1303 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1305 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1308 * var-tracking.c (emit_note_insn_var_location): If
1309 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1310 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1311 non-NOTE_DURING_CALL_P insn.
1313 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1316 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1318 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1321 * gcc.c (switch_matches) Support switches with separated form,
1324 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1326 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1328 (RAMPZ_ADDR): Ditto.
1329 * config/avr/avr.c (avr_addr_t): New typedef.
1330 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1331 (avr_init_expanders): Initialize it.
1332 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1334 (expand_epilogue): Ditto.
1335 (avr_print_operand): Ditto.
1336 (avr_file_start): Ditto.
1337 (avr_emit_movmemhi): Ditto.
1339 2012-02-08 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/46886
1342 * tree-flow.h (do_while_loop_p): Declare.
1343 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1344 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1346 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1348 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1349 always succeed for integers larger than a native word.
1351 2012-02-08 Richard Guenther <rguenther@suse.de>
1353 PR rtl-optimization/52170
1354 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1355 properly handle integer vector modes.
1357 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1359 PR gcov-profile/52150
1360 * coverage.c: Include target.h.
1361 (build_var): Call targetm.strip_name_encoding on the assembler name.
1362 Change one _ into . or $ if the target allows it.
1363 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1365 PR rtl-optimization/52139
1366 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1367 is a BARRIER after emit_insn_after_noloc, move BB_END
1368 to the last non-BARRIER insn before it.
1370 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1373 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1374 (mips_gimplify_va_arg_expr): Call it instead of
1375 std_gimplify_va_arg_expr.
1377 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1379 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1380 message for -mno-pointers-to-nested-function.
1382 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1385 * expr.c (get_inner_reference): If there is an offset, add a negative
1386 bit position to it (if any).
1388 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1390 PR rtl-optimization/52060
1391 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1392 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1393 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1394 and/or i0src_copy2 when needed.
1396 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1398 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1399 or LTOPLUGINSONAME if have_c.
1401 * config/freebsd-spec.h: Add comment about what macros can be defined
1403 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1404 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1407 2012-02-07 Richard Guenther <rguenther@suse.de>
1409 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1410 newline in -alias dumps.
1412 2012-02-07 Kai Tietz <ktietz@redhat.com>
1413 Dave Korn <dave.korn.cygwin@gmail.com>
1416 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1417 Take care that typinfo gets dllexport-attribute.
1419 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1422 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1423 if modifier < EXPAND_SUM call force_operand on the result.
1425 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1427 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1428 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1430 (epiphany_function_type): Replace types for specific interrupts with
1431 EPIPHANY_FUNCTION_INTERRUPT.
1432 (EPIPHANY_INTERRUPT_P): Update.
1433 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1434 New static function.
1435 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1436 <disinterrupt>: Affects type identity.
1437 (epiphany_handle_interrupt_attribute): Handle variable number of
1439 (epiphany_compute_function_type): Update for new
1440 epiphany_function_type definition.
1441 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1442 handlers with a longcall forwarder.
1443 (epiphany_start_function): Handle multiple interrupt arguments and/or
1444 forwarder_section attribute.
1446 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1449 2012-02-07 Alan Modra <amodra@gmail.com>
1452 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1455 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1457 PR tree-optimization/50969
1458 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1459 use vec_perm rather than vector_stmt.
1460 (vect_model_load_cost): Likewise.
1461 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1462 vec_perm to be the same as other vector statements.
1463 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1464 cost of vec_perm for TARGET_VSX.
1466 2012-02-06 Richard Guenther <rguenther@suse.de>
1468 PR tree-optimization/52115
1469 * tree-sra.c (access_has_replacements_p): New function.
1470 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1472 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1475 * trans-mem.c (expand_call_tm): Add an assertion.
1476 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1479 2012-02-06 Richard Guenther <rguenther@suse.de>
1481 PR tree-optimization/50955
1482 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1483 raise cost of expressions that replace an address with an
1484 expression based on a different pointer.
1486 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1489 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1490 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1492 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1495 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1496 -Weffc++ and specify guidelines come from second edition.
1498 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1500 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1501 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1502 (call_direct_split, call_value_split, call_value_internal_direct)
1503 (call_value_direct_split, call_value_multiple_split): Use jal and
1504 jal_macro attributes.
1506 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1508 * reload1.c (reload_regs_reach_end_p): Replace with...
1509 (reload_reg_rtx_reaches_end_p): ...this function.
1510 (new_spill_reg_store): Update commentary.
1511 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1512 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1513 before setting new_spill_reg_store.
1514 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1515 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1516 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1517 for non-spill reload registers.
1519 2012-02-05 Ira Rosen <irar@il.ibm.com>
1521 PR tree-optimization/52091
1522 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1523 (vect_is_simple_use_1): Likewise.
1524 * tree-vect-loop.c (vectorizable_reduction): Update calls
1525 to vect_is_simple_use_1 and vect_is_simple_use.
1526 (vectorizable_live_operation): Likewise.
1527 * tree-vect-patterns.c (widened_name_p,
1528 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1529 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1530 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1531 vectorizable_shift,vectorizable_operation, vectorizable_store,
1532 vectorizable_load): Likewise.
1533 (vect_is_simple_cond): Add an argument, pass it to
1534 vect_is_simple_use_1.
1535 (vectorizable_condition): Update calls to vect_is_simple_cond,
1537 (vect_is_simple_use): Add an argument, the statement in which
1538 OPERAND is used. Check that if OPERAND's def stmt is a double
1539 reduction phi node, the use is a phi node too.
1540 (vect_is_simple_use_1): Add an argument, pass it to
1542 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1543 to vect_is_simple_use.
1545 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1547 PR rtl-optimization/52095
1548 * modulo-sched.c (dump_insn_locator): New function.
1549 (loop_canon_p, sms_schedule): Use it.
1551 PR rtl-optimization/52113
1552 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1553 even for decomposable shift/zext insns.
1555 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1556 Zdenek Dvorak <ook@ucw.cz>
1558 PR rtl-optimization/52092
1559 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1560 on get_iv_value result.
1562 2012-02-02 Andrew Pinski <apinski@cavium.com>
1566 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1568 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1571 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1573 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1575 PR rtl-optimization/49800
1576 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1577 (sched_finish): Call regstat_free_n_sets_and_refs.
1579 2012-02-02 Jia Liu <proljc@gmail.com>
1581 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1584 2012-02-02 Jan Hubicka <jh@suse.cz>
1585 Tom de Vries <tom@codesourcery.com>
1588 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1589 * varpool.c (varpool_analyze_pending_decls): Likewise.
1591 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1592 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1594 * config.gcc: Add cr16-* support.
1596 * doc/extend.texi: Document cr16 extensions.
1597 * doc/install.texi: Document cr16 install.
1598 * doc/invoke.texi: Document cr16 options.
1599 * doc/md.texi: Document cr16 constraints.
1601 * common/config/cr16/cr16-common.c: New file.
1602 * config/cr16/cr16.c: New file.
1603 * config/cr16/cr16.h: New file.
1604 * config/cr16/cr16.md: New file.
1605 * config/cr16/cr16.opt: New file.
1606 * config/cr16/cr16-protos.h: New file.
1607 * config/cr16/predicates.md: New file.
1608 * config/cr16/constraints.md: New file.
1609 * config/cr16/t-cr16: New file.
1611 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1614 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1615 that operands[2] is either immediate, or q_regs_operand.
1617 PR tree-optimization/52073
1618 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1619 a pattern stmt for pattern uses, ignore uses outside of the loop.
1621 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1623 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1624 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1625 (OUT_AS1, OUT_AS2): Remove.
1627 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1629 PR rtl-optimization/51374
1630 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1631 to cross other volatile_refs_p insns.
1633 2012-02-01 Richard Guenther <rguenther@suse.de>
1635 * doc/invoke.texi (fno-inline): Clarify documentation.
1636 (finline-small-functions): Likewise.
1637 (finline-functions): Likewise.
1638 * common.opt (finline): Adjust comment and documentation.
1639 (finline-small-functions): Clarify documentation.
1640 (finline-functions): Likewise.
1641 (finline-functions-called-once): Likewise.
1643 2012-02-01 Tristan Gingold <gingold@adacore.com>
1645 * c-typeck.c (composite_type): Keep mode for pointers.
1647 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1649 * function.h (regno_reg_rtx): Adjust comment.
1650 * reginfo.c (init_reg_modes_target): Only use the previous mode
1651 if it fits within one register. Remove MIPS comment.
1653 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1656 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1658 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1660 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1661 to srak instruction.
1663 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1665 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1667 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1672 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1674 2012-01-31 Richard Guenther <rguenther@suse.de>
1676 PR tree-optimization/51528
1677 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1680 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1685 * ree.c (add_removable_extension): Change def_map argument
1686 to unsigned *, store in def_map 1 + offset into *insn_list vector
1687 instead of pointers into the vector.
1688 (find_removable_extensions): Adjust caller.
1690 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1692 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1693 Transform all "* quoted-c-code" to { c-code }.
1694 Remove redundant test for "optimize" in combine patterns.
1695 Move (include "avr-dimode.md") to end of file.
1697 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1700 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1701 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1703 2012-01-30 Richard Guenther <rguenther@suse.de>
1705 PR tree-optimization/52028
1706 * tree-loop-distribution.c (ldist_gen): Properly update
1709 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1712 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1713 set_cur_line_info_table if not emitting debug info.
1715 PR tree-optimization/52046
1716 * tree-vect-patterns.c (check_bool_pattern): Give up if
1717 a comparison could throw.
1720 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1722 2012-01-30 Richard Guenther <rguenther@suse.de>
1724 PR tree-optimization/52045
1725 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1726 SSA form if cfgcleanup did anything.
1728 2012-01-30 Richard Guenther <rguenther@suse.de>
1730 PR tree-optimization/52045
1731 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1732 before computing final todo.
1734 2012-01-30 Richard Guenther <rguenther@suse.de>
1736 PR tree-optimization/51528
1737 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1740 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1742 * df-problems.c (df_kill_notes): Check that the use refers
1743 to the note under examination.
1745 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1748 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1749 parameter and use short-lived pseudos.
1750 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1751 (sparc_expand_vector_init): Const-ify local variables and adjust
1752 calls to above functions.
1754 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1756 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1758 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1760 * doc/invoke.texi: Make usage of "compile time" and
1761 "run time"/"runtime" consistent throughout the file.
1763 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1765 * config/alpha/alpha.c (alpha_option_override): Default to
1766 full IEEE compliance mode for Go language.
1768 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1770 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1771 (LINK_SSP_SPEC): Define.
1773 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1776 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1779 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1781 * doc/invoke.texi: Correct hyphenation of "floating point",
1782 "double precision", and related terminology throughout the file.
1784 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1787 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1788 arm_general_register_operand predicate for operand 2 instead of
1791 2012-01-27 Ian Lance Taylor <iant@google.com>
1794 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1795 * builtins.c (expand_builtin_init_trampoline): Add onstack
1796 parameter. Change caller.
1797 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1798 * tree.c (build_common_builtin_nodes): Declare
1799 __builtin_init_heap_trampoline.
1801 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1803 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1804 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1805 * config/avr/avr.c: Ditto.
1806 (avr_regnames): Remove because unused.
1807 * config/avr/avr.md (*cpse.ne): New peephole.
1808 (*cpse.eq): New peephole from former cpse peepholes.
1810 2012-01-27 Michael Eager <eager@eagercon.com>
1812 * config/microblaze.c (microblaze_emit_compare): Correct
1813 test after pcmp instruction.
1815 2012-01-27 Richard Guenther <rguenther@suse.de>
1817 PR tree-optimization/52020
1818 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1820 2012-01-27 Richard Guenther <rguenther@suse.de>
1822 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1823 function non-const/pure.
1825 2012-01-27 Richard Guenther <rguenther@suse.de>
1827 PR tree-optimization/50444
1828 * tree-sra.c (build_ref_for_offset): Properly adjust the
1829 MEM_REF type for unaligned accesses.
1831 2012-01-27 Richard Guenther <rguenther@suse.de>
1833 PR tree-optimization/50444
1834 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1835 (expand_assignment): Use it. Properly handle misaligned
1836 bases when expanding stores to component references.
1837 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1840 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1843 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1844 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1845 * tree-data-ref.c (find_data_references_in_loop): Make static.
1846 (compute_all_dependences): Change return type to bool. Bail out
1847 for too many datarefs in a loop. Move the hunk resetting the data
1848 dependences vector from ...
1849 (compute_data_dependences_for_loop): ... here. Account for
1850 compute_all_dependences returning false.
1851 (compute_data_dependences_for_bb): Likewise.
1852 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1853 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1855 2012-01-27 Richard Guenther <rguenther@suse.de>
1858 * expr.c (store_field): Use the alias-set of the scratch memory
1861 2012-01-27 Tom de Vries <tom@codesourcery.com>
1863 PR tree-optimization/51990
1864 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1866 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1868 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1871 * var-tracking.c (reverse_op): Don't add any reverse operation
1872 if V already has any constant locations.
1874 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1876 * doc/invoke.texi: Correct usage of "command line" (noun)
1877 vs "command-line" (adjective) throughout.
1879 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1881 * doc/invoke.texi (Language Independent Options): Move
1882 -Wcoverage-mismatch blurb from here....
1883 (Warning Options): ...to here.
1885 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1887 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1888 Set rs6000_always_hint to false for 476.
1890 2012-01-27 Matthias Klose <doko@ubuntu.com>
1892 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1894 * incpath.c (add_standard_paths): Likewise.
1896 2012-01-27 Richard Henderson <rth@redhat.com>
1898 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1899 * config/m68k/sync.md (atomic_test_and_set): Rename from
1900 sync_test_and_setqi and adjust the operands.
1901 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1902 and unconditionally enable.
1904 2012-01-27 Richard Henderson <rth@redhat.com>
1906 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1907 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1908 (ldstub): Rename from ldstubqi.
1909 (ldstub<I24MODE>): Remove.
1911 2012-01-27 Richard Henderson <rth@redhat.com>
1913 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1914 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1915 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1916 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1917 * doc/tm.texi: Rebuild.
1919 2012-01-27 Richard Henderson <rth@redhat.com>
1921 * optabs.c (gen_atomic_test_and_set): Remove default.
1922 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1924 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1926 PR rtl-optimization/51978
1927 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1928 (combine_reaching_defs): Likewise.
1929 (struct re_info): Remove.
1930 (add_removable_extension): Remove x and data arguments,
1931 add insn, insn_list and def_map. Use the arguments directly
1932 instead of using struct re_info.
1933 (find_removable_extensions): Don't call add_removable_extension
1934 through note_stores, instead just call it with single_set
1936 (find_and_remove_re): Pass curr_cand->expr instead of
1937 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1939 2012-01-26 Michael Matz <matz@suse.de>
1941 PR tree-optimization/46590
1942 * cfgexpand.c: Revert last change (r183305).
1943 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1945 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1946 checking for emptiness.
1948 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1951 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1952 non-addressable non-BLKmode base correctly.
1954 2012-01-26 Michael Matz <matz@suse.de>
1956 PR tree-optimization/48794
1957 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1958 regions referenced from RESX/EH_DISPATCH.
1960 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1962 * config/s390/s390.h: Make BRANCH_COST an option.
1963 * config/s390/s390.opt: New option -mbranch-cost.
1965 2012-01-26 Richard Henderson <rth@redhat.com>
1967 Revert 2012-01-24 change:
1968 * trans-mem.c (requires_barrier): Do not instrument thread local
1969 variables and emit save/restore for them.
1971 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1974 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1977 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1979 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1982 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1985 Rename __pgm to __flash.
1986 Rename __pgm1 to __flash1.
1987 Rename __pgm2 to __flash2.
1988 Rename __pgm3 to __flash3.
1989 Rename __pgm4 to __flash4.
1990 Rename __pgm5 to __flash5.
1991 Rename __pgmx to __memx.
1992 * doc/extend.texi (AVR Named Address Spaces)
1993 Rename address space names as indicated above.
1994 * config/avr/avr.c (avr_addrspace): Ditto.
1996 * config/avr/avr-protos.h
1997 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1998 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1999 * config/avr/predicates.md: Ditto.
2000 * config/avr/avr.c Ditto, and
2001 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2002 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2004 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2005 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2006 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2007 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2008 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2009 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2010 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2011 * config/avr/avr.c: Ditto.
2012 * config/avr/avr.md: Ditto.
2014 2012-01-25 Jason Merrill <jason@redhat.com>
2017 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2019 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2021 PR tree-optimization/51987
2022 * tree-data-ref.c (get_references_in_stmt): Handle references in
2023 non-volatile GIMPLE_ASM.
2025 2012-01-25 Richard Guenther <rguenther@suse.de>
2027 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2028 bases are dereferenced.
2030 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2032 PR rtl-optimization/48374
2033 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2035 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2037 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2038 compute_data_dependences_for_loop returns false.
2039 * tree-parloops.c (loop_parallel_p): Likewise.
2041 2012-01-25 Richard Guenther <rguenther@suse.de>
2043 * tree.h (get_pointer_alignment_1): Declare.
2044 * builtins.c (get_pointer_alignment_1): New function.
2045 (get_pointer_alignment): Use it.
2047 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2049 PR rtl-optimization/48308
2050 * combine.c (enum undo_kind): Add UNDO_LINKS.
2051 (struct undo): Add member l to other_contents and where.
2052 (do_SUBST_LINK): New.
2054 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2055 (undo_all): Handle UNDO_LINKS.
2057 2012-01-25 Richard Henderson <rth@redhat.com>
2059 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2062 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2064 * optabs.c (gen_atomic_test_and_set): Use each argument.
2066 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2068 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2069 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2070 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2071 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2072 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2073 TARGET_PAIRED_SINGLE_FLOAT.
2075 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2077 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2078 (in_struct, return_val): Remove MEM documentation.
2079 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2080 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2081 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2083 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2084 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2085 * expr.c (store_field): Likewise.
2086 * function.c (assign_stack_temp_for_type): Likewise.
2087 * ifcvt.c (noce_try_cmove_arith): Likewise.
2088 * reload1.c (reload): Likewise.
2089 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2090 (alpha_set_memflags): Likewise.
2091 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2093 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2095 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2097 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2098 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2099 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2101 * cselib.c (cselib_rtx_varies_p): Delete.
2102 (cselib_invalidate_mem): Update call to canon_true_dependence.
2103 * dse.c (record_store, check_mem_read_rtx): Likewise.
2104 (scan_reads_nospill): Likewise.
2105 * cse.c (check_dependence): Likewise.
2106 (cse_rtx_varies_p): Delete.
2107 * expr.c (safe_from_p): Update call to true_dependence.
2108 * ira.c (validate_equiv_mem_from_store): Likewise.
2109 (memref_referenced_p): Likewise.
2110 * postreload-gcse.c (find_mem_conflicts): Likewise.
2111 * sched-deps.c (sched_analyze_2): Likewise.
2112 * store-motion.c (load_kills_store): Likewise.
2113 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2114 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2115 (compute_transp): Update call to canon_true_dependence.
2117 2012-01-25 Richard Henderson <rth@redhat.com>
2119 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2120 (maybe_emit_atomic_test_and_set): New.
2121 (expand_sync_lock_test_and_set): Use it.
2122 (expand_atomic_test_and_set): Likewise.
2123 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2124 the implementation; clarify implementation defined details.
2125 * doc/md.texi (atomic_test_and_set): Document.
2127 2012-01-25 Richard Henderson <rth@redhat.com>
2129 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2131 2012-01-25 Richard Henderson <rth@redhat.com>
2134 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2135 to effect no-op split.
2137 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2140 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2141 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2142 (BT_FN_VOID_PTR_INT_SIZE): New.
2143 (BT_FN_UINT_UINT_VAR): Remove.
2144 (BT_FN_UINT32_UINT32_VAR): New.
2145 (BT_FN_DOUBLE_VPTR): Remove.
2146 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2148 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2149 (_ITM_changeTransactionMode): Same.
2150 (_ITM_memmoveRtWt): Change return type to void.
2151 (_ITM_memcpyRtWt): Same.
2152 (_ITM_memsetW): Same.
2153 (_ITM_RaRD): Change types to double.
2158 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2160 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2161 Patrick Marlier <patrick.marlier@gmail.com>
2163 * trans-mem.c (requires_barrier): Do not instrument thread local
2164 variables and emit save/restore for them.
2166 2012-01-24 Jason Merrill <jason@redhat.com>
2169 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2170 output static aliases.
2172 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2175 * common.opt (-pie, -shared, pie, shared): Change from Common to
2177 * gcc.c (display_help): Display help for -pie and -shared.
2179 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2182 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2183 Remove note on size/offset limitation.
2184 (AVR Variable Attributes): Add example how to read data located
2185 with progmem. Refer to named address spaces.
2186 * doc/invoke.texi (AVR Options): Fix typo.
2188 2012-01-24 Richard Guenther <rguenther@suse.de>
2190 Forward-port to trunk
2191 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2194 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2195 op0 isn't sufficiently aligned and there is movmisalignM
2196 insn for mode, use it to load op0 into a temporary register.
2198 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2201 * target.def (const_not_ok_for_debug_p): New hook.
2202 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2204 * doc/tm.texi: Regenerated.
2205 * dwarf2out.c (const_ok_for_output_1): If
2206 targetm.const_not_ok_for_debug_p returns true, fail.
2207 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2209 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2211 2012-01-23 Kai Tietz <ktietz@redhat.com>
2214 * config/i386/predicates.md (symbolic_operand): Allow
2215 UNSPEC_PCREL as PIC expression for lea.
2216 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2217 * config/i386/i386.c (ix86_delegitimize_address): Handle
2218 UNSPEC_PCREL for none-MEM, too.
2220 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2222 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2223 (ipa_tm_create_version_alias): Same.
2225 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2228 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2229 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2231 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2232 Patrick Marlier <patrick.marlier@gmail.com>
2233 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2236 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2237 simple_object_start_read.
2239 2012-01-23 Richard Guenther <rguenther@suse.de>
2242 PR tree-optimization/51895
2243 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2244 parameter decomposition into BLKmode components.
2246 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2248 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2249 fake variables for restrict-qualified pointers whose pointed-to type
2250 contains a placeholder.
2252 2012-01-23 Richard Guenther <rguenther@suse.de>
2254 PR tree-optimization/51949
2255 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2257 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2259 PR rtl-optimization/51933
2260 * ree.c (transform_ifelse): Return true right away if dstreg is
2261 already wider or equal to cand->mode.
2262 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2263 (make_defs_and_copies_lists): Remove defs_list and copies_list
2264 arguments, add state argument, just truncate state->work_list
2265 instead of always allocating and freeing the vector. Assert that
2266 get_defs succeeds instead of returning 2. Changed return type to bool.
2267 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2268 have ext_src_mode, see if it has been modified already with the
2269 right kind of extension and has been extended before from the
2270 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2271 just return true. Remember the original mode in state->modified array.
2272 (combine_reaching_defs): Add state argument. Don't allocate and
2273 free here def_list, copied_list and vec vectors, instead just
2274 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2275 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2276 Add state variable, clear vectors in it, initialize state.modified
2277 if needed. Free all the vectors at the end and state.modified too.
2278 Don't skip a candidate if the extension expression has been modified.
2280 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2283 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2284 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2285 (extra_options) interix.opt -> i386/interix.opt"
2286 (extra_objs):Add winnt-stubs.o
2287 * configure.ac: Add interix to target_os .comm on PE check.
2288 * configure: Regenerate.
2289 * config/interix3.h: Delete and move bits to..
2290 * config/interix.h: Delete and move bits to..
2291 * config/i386/i386-interix3.h: Delete and move bits to..
2292 * config/i386/i386-interix.h: ..here.
2293 (TARGET_CPU_DEFAULT): Remove redefinition.
2294 (TARGET_ASM_CONSTRUCTOR): Undefine.
2295 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2296 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2297 (PTRDIFF_TYPE): Define.
2298 (LONG_DOUBLE_TYPE_SIZE): Define.
2299 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2300 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2301 (TARGET_SECTION_TYPE_FLAGS): Define.
2302 (ASM_DECLARE_FUNCTION_NAME): Define.
2303 (ASM_OUTPUT_EXTERNAL): Define.
2304 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2305 (ASM_OUTPUT_ALIGNED_BSS): Define.
2306 (PCC_BITFIELD_TYPE_MATTERS): Define.
2307 (USE_CONST_SECTION): Define.
2308 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2309 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2310 (SUPPORTS_ONE_ONLY): Remove.
2311 (I386_PE_STRIP_ENCODING): Define.
2312 * config/interix.opt: Delete and move bits to..
2313 * config/i386/interix.opt: ..here. New.
2314 (mpe-aligned-commons): Add.
2315 * config/i386/t-interix: Add copyright header.
2316 (winnt-stubs.o): Add rule.
2318 2012-01-22 Jason Merrill <jason@redhat.com>
2321 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2322 for extra name aliases.
2324 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2326 PR rtl-optimization/51924
2327 * ree.c (combine_set_extension): Improve debugging message.
2328 (combine_reaching_defs): Likewise.
2329 (get_defs): Rename confusingly named variable.
2330 (find_and_remove_re): Skip a candidate if the extension expression has
2333 2012-01-21 Robert Millan <rmh@gnu.org>
2334 Gerald Pfeifer <gerald@pfeifer.com>
2336 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2337 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2339 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2341 PR tree-optimization/51914
2342 * tree-vect-stmts.c (vectorizable_conversion): For
2343 cvt_type && modifier == WIDEN, put temporary with cvt_type
2344 at the beginning of vec_dsts and set vec_dest to temporary
2347 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2349 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2351 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2353 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2354 * config/rs6000/rs6000.c: Likewise.
2356 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2359 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2360 output_move_double on a copy of operands array.
2362 2012-01-20 Cary Coutant <ccoutant@google.com>
2363 Dodji Seketeli <dodji@redhat.com>
2366 * dwarf2out.c (copy_declaration_context): Return ref to parent
2367 of declaration DIE, if necessary.
2368 (remove_child_or_replace_with_skeleton): Add new parameter; update
2369 caller. Place skeleton DIE under parent DIE of original declaration.
2370 Move call to copy_declaration_context to here ...
2371 (break_out_comdat_types): ... from here.
2373 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2375 PR rtl-optimization/51856
2376 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2379 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2382 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2383 hints for neon loads and stores.
2385 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2389 * doc/extend.texi (Named Address Spaces): Split into subsections.
2390 (AVR Named Address Spaces): New subsection.
2391 (M32C Named Address Spaces): New subsection.
2392 (RL78 Named Address Spaces): New subsection.
2393 (SPU Named Address Spaces): New subsection.
2394 (Variable Attributes): New anchor "AVR Variable Attributes".
2395 (AVR Variable Attributes): Rewrite and avoid wording
2396 "address space" in this context.
2397 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2398 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2399 (AVR Built-in Macros): New subsubsection therein.
2400 * doc/md.texi (AVR constraints): Remove "C04", "R".
2402 2012-01-20 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/51903
2405 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2406 when removing stmts.
2408 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2411 * config/arm/arm.c (arm_load_pic_register): Use
2412 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2413 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2414 (arm_pic_static_addr): Likewise.
2415 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2416 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2417 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2418 (pic_load_addr_unified): New.
2420 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2423 * function.c (instantiate_virtual_regs_in_insn): Use
2424 delete_insn_and_edges when removing a wrong asm insn.
2426 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2428 PR rtl-optimization/40761
2429 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2430 Add new member loop_num.
2431 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2432 (ira_build): Remove the parameter.
2434 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2435 (ira.c): Do not build CFG loops for one region allocation. Remove
2436 argument from ira_build call.
2438 * ira-build.c (init_loop_tree_node): New function.
2439 (create_loop_tree_nodes): Use it. Separate the case when CFG
2440 loops are not built.
2441 (more_one_region_p): Check current_loops.
2442 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2444 (add_loop_to_tree): Process loop equal to NULL too.
2445 (form_loop_tree): Separate the case when CFG loops are not built.
2446 Use explicitly number for the root.
2447 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2449 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2450 instead of loop->num.
2451 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2452 (mark_all_loops_for_removal): Ditto.
2453 (remove_unnecessary_regions): Separate the case when CFG loops
2455 (ira_build): Remove the parameter. Use explicit number of regions
2456 when CFG loops are not built.
2458 * ira-color.c (print_loop_title): Separate the case for the root node.
2459 Use loop_num instead of loop->num.
2460 (move_spill_restore): Use loop_num instead of loop->num.
2462 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2463 (change_loop): Ditto.
2464 (change_loop): Use loop_num instead of loop->num.
2466 * ira-lives.c (process_bb_node_lives): Ditto.
2468 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2470 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2472 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2475 * tree-mudflap.c (mf_artificial): New function.
2476 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2477 mx_register_decls, mudflap_enqueue_decl): Use it.
2480 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2481 numbers in the insn pattern.
2483 2012-01-19 Michael Matz <matz@suse.de>
2485 PR tree-optimization/46590
2486 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2487 use it in remembering which conflicts we already created.
2488 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2491 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2494 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2495 (merge_and_complain): Same.
2497 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2500 * config/initfini-array.h: Guard content of the header
2501 with #ifdef HAVE_INITFINI_ARRAY.
2502 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2503 Add initfini-array.h to tm_file here.
2504 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2505 * config.gcc: Don't add initfini-array.h to tm_file here.
2506 * configure: Regenerated.
2508 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2510 PR rtl-optimization/51505
2511 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2512 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2513 (df_note_bb_compute): Update the call to df_kill_notes.
2515 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2517 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2519 2012-01-18 Richard Guenther <rguenther@suse.de>
2521 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2522 of conversions to void *.
2524 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2525 Richard Sandiford <rdsandiford@googlemail.com>
2529 * optabs.h (simplify_expand_binop): Declare.
2530 * optabs.c (simplify_expand_binop): Make global.
2531 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2532 endian targets if the source cannot be exactly covered by word
2535 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2538 * hard-reg-set.h (struct hard_reg_set_container): New type.
2539 * target.h (struct hard_reg_set_container): Forward declare.
2540 * target.def (set_up_by_prologue): New target hook.
2541 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2542 * doc/tm.texi: Regenerated.
2543 * function.c (thread_prologue_and_epilogue_insns): Change
2544 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2545 Call targetm.set_up_by_prologue on it.
2546 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2547 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2549 2012-01-17 Nick Clifton <nickc@redhat.com>
2551 * config/rx/rx.c (rx_can_use_simple_return): New function.
2552 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2553 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2555 2012-01-17 Richard Guenther <rguenther@suse.de>
2558 * expr.c (expand_assignment): Take address-space information
2559 from the address operand of MEM_REF and TARGET_MEM_REF.
2560 (expand_expr_real_1): Likewise.
2562 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2564 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2565 reload dump is requested.
2567 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2570 * trans-mem.c (requires_barrier): Call may_be_aliased.
2572 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2574 PR tree-optimization/51877
2575 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2576 call arguments and fndecls compare equal, instead return false if they
2577 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2578 both SSA_NAMEs that are valueized the same, or they satisfy
2581 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2583 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2585 * configure: Regenerate.
2587 2012-01-16 Jan Hubicka <jh@suse.cz>
2591 * convert.c (convert_to_integer): Use fold_convert for
2592 converting an INTEGER_CST to integer type.
2594 2012-01-16 Jason Merrill <jason@redhat.com>
2597 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2599 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2602 * config/s390/s390.c (s390_chunkify_start): Don't skip
2603 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2604 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2605 If insn is followed by NOTE_INSN_VAR_LOCATION or
2606 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2607 Don't use location of note insns.
2609 PR tree-optimization/51865
2610 * tree-inline.c (tree_function_versioning): Call remap_decl
2611 on DECL_RESULT whenever it has VOID_TYPE_P type.
2613 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2615 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2616 for calls to locally-binding MIPS16 functions if only the return
2617 type uses float regs.
2619 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2620 Richard Sandiford <rdsandiford@googlemail.com>
2622 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2623 (SYMBOL_32_HIGH): Likewise.
2624 (mips_output_tls_reloc_directive): Declare.
2625 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2626 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2627 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2628 (mips_lo_relocs, mips_hi_relocs): Make extern.
2629 (mips16_stub_function): Move up file.
2630 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2631 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2632 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2633 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2634 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2635 (mips_get_tp): Add MIPS16 support.
2636 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2637 Generalize DTPREL and TPREL handling.
2638 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2639 Add MIPS16 TLS support.
2640 (mips_output_tls_reloc_directive): New function.
2641 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2642 * config/mips/predicates.md (symbolic_operand_with_high)
2643 (tls_reloc_operand): New predicates.
2644 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2645 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2646 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2647 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2648 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2649 (*tls_get_tp_mips16_call_<mode>): Likewise.
2651 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2653 PR rtl-optimization/51821
2654 * recog.c (peep2_find_free_register): Determine clobbered registers
2657 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2660 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2661 * config/avr/avr.c: Likewise.
2662 * config/avr/avr.h: Likewise.
2664 2012-01-13 Ian Lance Taylor <iant@google.com>
2667 * tree.h (TYPE_QUALS): Add cast to int.
2668 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2670 2012-01-13 Ian Lance Taylor <iant@google.com>
2672 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2673 comparing param_index to VEC_length result.
2675 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2677 * c-decl.c: Do not include tree-mudflap.h
2678 * tree-optimize.c: Likewise.
2679 * Makefile.in: Update dependencies.
2681 2012-01-13 Richard Guenther <rguenther@suse.de>
2684 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2685 variable-sized result always use RSO.
2687 2012-01-12 DJ Delorie <dj@redhat.com>
2689 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2690 pointer type, not just the default pointer type.
2692 2012-01-09 Richard Henderson <rth@redhat.com>
2693 Denis Chertykov <chertykov@gmail.com>
2696 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2697 * config/avr/avr.c (avr_can_eliminate): Simplify.
2698 (avr_initial_elimination_offset): Likewise.
2699 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2700 (expand_epilogue): Likewise.
2701 (avr_legitimize_address): Gut.
2702 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2703 (avr_hard_regno_nregs): New.
2704 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2705 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2706 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2707 add soft frame pointer.
2708 (CALL_USED_REGISTERS): Likewise.
2709 (REG_CLASS_CONTENTS): Likewise.
2710 (REGISTER_NAMES): Likewise.
2711 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2712 (HARD_FRAME_POINTER_REGNUM): New.
2713 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2714 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2715 remove the HARD_FRAME_POINTER self-elimination.
2717 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2720 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2721 DECL_EXTERNAL when checking for initializers of progmem variables.
2723 2012-01-12 Ira Rosen <irar@il.ibm.com>
2725 PR tree-optimization/51799
2726 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2727 that the last operation is a type demotion.
2729 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2731 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2732 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2734 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2737 * combine.c (distribute_notes): If i3 is a noreturn call,
2738 allow old_size to be equal to args_size and make sure the
2739 noreturn call gets REG_ARGS_SIZE note.
2740 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2741 on noreturn calls even when the delta is 0.
2743 2012-01-11 Nathan Sidwell <nathan@acm.org>
2745 * gcov.c (STRING_SIZE): Remove.
2746 (generate_results): Erase annotations for source files with no
2747 coverage information.
2749 (output_lines): Use it.
2751 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2753 * gimple.h (gimplify_body): Remove first argument.
2754 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2755 pointer set here, instead just pass DATA to walk_tree.
2756 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2757 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2758 (unvisit_body): Likewise, but with unmark_visited.
2759 (gimplify_body): Remove BODY_P argument and adjust.
2760 (gimplify_function_tree): Adjust call to gimplify_body.
2761 * omp-low.c (finalize_task_copyfn): Likewise.
2763 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2765 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2766 (build_function_type_skip_args): Delete.
2767 * tree.c (build_function_type_skip_args): Make static and add
2768 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2769 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2770 pass it to build_function_type_skip_args.
2771 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2772 (tree_function_versioning): Likewise.
2773 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2774 build_function_decl_skip_args.
2775 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2776 and pass it to build_function_decl_skip_args/tree_function_versioning.
2777 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2778 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2779 * trans-mem.c (ipa_tm_create_version): Likewise.
2780 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2781 * tree-inline.c (declare_return_variable): Remove always-true test.
2782 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2783 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2784 * ipa-split.c (split_function): Skip the return value for the split
2785 part if it doesn't return.
2787 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2789 PR tree-optimization/49642
2790 * ipa-split.c (forbidden_dominators): New variable.
2791 (check_forbidden_calls): New function.
2792 (dominated_by_forbidden): Likewise.
2793 (consider_split): Check for forbidden dominators.
2794 (execute_split_functions): Initialize and free forbidden
2795 dominators info; call check_forbidden_calls.
2797 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2799 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2801 2012-01-11 Nick Clifton <nickc@redhat.com>
2803 * config/rx/rx.md (return): Define pattern.
2805 2012-01-11 Richard Guenther <rguenther@suse.de>
2807 * doc/extend.texi (malloc attribute): Adjust according to
2810 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2811 Patrick Marlier <patrick.marlier@gmail.com>
2814 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2815 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2816 (ipa_tm_note_irrevocable): Same.
2817 (ipa_tm_scan_irr_block): Same.
2818 (ipa_tm_decrement_clone_counts): Same.
2819 (ipa_tm_scan_irr_function): Same.
2820 (ipa_tm_create_version_alias): Same.
2821 (ipa_tm_create_version): Same.
2822 (ipa_tm_transform_calls_redirect): Same.
2823 (ipa_tm_transform_calls): Same.
2824 (ipa_tm_transform_transaction): Same.
2825 (ipa_tm_execute): Same.
2827 2012-01-10 Richard Guenther <rguenther@suse.de>
2830 * opts.c (common_handle_option): Handle -Werror.
2832 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2834 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2837 2012-01-10 Jason Merrill <jason@redhat.com>
2839 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2842 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2844 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2845 supports R_386_TLS_GD_PLT reloc.
2846 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2847 supports R_386_TLS_LDM_PLT reloc.
2848 * configure: Regenerate.
2849 * config.in: Regenerate.
2851 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2854 Extend __pgmx semantics to linearize memory.
2855 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2856 determine if code comes inline or from libgcc.
2857 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2858 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2859 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2860 (movmemx_qi, movmemx_hi): New insns.
2861 (xload_<mode>_libgcc): Rewrite to new insn condition.
2862 (xload_<mode>): Remove insns.
2863 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2864 cases that don't satisfy avr_xload_libgcc_p().
2865 (avr_addr_space_convert): Allow converting in any direction.
2866 (avr_addr_space_subset_p): Return always true.
2867 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2868 (avr_emit_movmemhi): Ditto.
2869 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2870 (avr_out_movmem): Ditto.
2871 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2872 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2873 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2874 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2875 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2877 2012-01-10 Richard Guenther <rguenther@suse.de>
2879 PR tree-optimization/50913
2880 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2881 Require data-refs to be representable by Graphite with respect
2884 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2886 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2887 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2889 2012-01-10 Tom de Vries <tom@codesourcery.com>
2891 PR rtl-optimization/51271
2892 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2893 handling annulled branch.
2895 2012-01-10 Richard Henderson <rth@redhat.com>
2897 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2898 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2899 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2900 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2901 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2902 arm_expand_vec_perm_const): New.
2903 * config/arm/arm-protos.h: Update.
2904 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2905 (*neon_vswp<VDQX>): New.
2906 (neon_vcombine<VDX>): Use neon_split_vcombine.
2907 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2908 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2909 (vec_perm<VE>): New.
2911 2012-01-10 Richard Henderson <rth@redhat.com>
2913 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2914 use it if reload_completed.
2915 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2916 arm_output_asm_insn, arm_process_output_memory_barrier,
2917 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2918 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2919 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2920 arm_process_output_sync_insn, arm_output_sync_insn,
2921 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2922 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2923 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2924 (emit_unlikely_jump): New.
2925 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2926 (arm_split_atomic_op): New.
2927 * config/arm/arm-protos.h: Update.
2928 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2929 (struct arm_sync_generator): Remove.
2930 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2931 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2932 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2933 (VUNSPEC_LL, VUNSPEC_SC): New.
2934 (sync_result, sync_memory, sync_required_value, sync_new_value,
2935 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2936 (attr length): Don't use arm_sync_loop_insns.
2937 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2938 (movsfcc, movdfcc): Likewise.
2939 * config/arm/constraints.md (Ua): New.
2940 * config/arm/prediates.md (mem_noofs_operand): New.
2941 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2942 (sync_clobber, sync_t2_reqd): Remove.
2943 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2944 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2945 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2946 (arm_sync_compare_and_swap<SIDI>): Remove.
2947 (arm_sync_compare_and_swap<NARROW>): Remove.
2948 (arm_sync_lock_test_and_set<SIDI>): Remove.
2949 (arm_sync_lock_test_and_set<NARROW>): Remove.
2950 (arm_sync_new_<syncop><SIDI>): Remove.
2951 (arm_sync_new_<syncop><NARROW>): Remove.
2952 (arm_sync_new_nand<SIDI>): Remove.
2953 (arm_sync_new_nand<NARROW>): Remove.
2954 (arm_sync_old_<syncop><SIDI>): Remove.
2955 (arm_sync_old_<syncop><NARROW>): Remove.
2956 (arm_sync_old_nand<SIDI>): Remove.
2957 (arm_sync_old_nand<NARROW>): Remove.
2958 (*memory_barrier): Merge arm_output_memory_barrier.
2959 (atomic_compare_and_swap<QHSD>): New.
2960 (atomic_compare_and_swap<NARROW>_1): New.
2961 (atomic_compare_and_swap<SIDI>_1): New.
2962 (atomic_exchange<QHSD>): New.
2963 (cas_cmp_operand, cas_cmp_str): New.
2964 (atomic_op_operand, atomic_op_str): New.
2965 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2966 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2967 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2968 (arm_load_exclusive<NARROW>): New.
2969 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2970 (arm_store_exclusive<QHSD>): New.
2972 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2974 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2975 reload patterns if -mvsx-scalar-memory.
2977 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2978 generated, even -mno-vsx-scalar-double was used.
2979 (vsx_xscvdpsp_scalar): Likewise.
2980 (vsx_xscvspdp_scalar2): Likewise.
2982 2012-01-09 Tom de Vries <tom@codesourcery.com>
2983 Andrew Pinski <apinski@cavium.com>
2986 * reorg.c (fill_slots_from_thread): Don't speculate
2987 frame-related insns.
2989 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2991 * sched-int.h (bb_note): Move to...
2992 * basic-block.h: ...here.
2993 * haifa-sched.c (bb_note): Move to...
2994 * cfgrtl.c: ...here.
2995 * function.c (next_block_for_reg): New function.
2996 (move_insn_for_shrink_wrap): Likewise.
2997 (prepare_shrink_wrap): Rewrite to use the above.
2999 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3001 * gimple.c (is_gimple_non_addressable): Remove.
3002 * gimple.h: Remove is_gimple_non_addressable.
3003 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3004 is_gimple_non_addressable.
3005 * trans-mem.c (expand_assign_tm): Same.
3007 2012-01-09 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/51775
3010 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3011 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3013 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3015 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3017 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3019 2012-01-09 Richard Guenther <rguenther@suse.de>
3021 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3023 2012-01-08 Jan Hubicka <jh@suse.cz>
3025 PR tree-optimize/51680
3026 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3027 on when known_vals needs to be computed; cleanup.
3029 2012-01-08 Jan Hubicka <jh@suse.cz>
3031 PR tree-optimize/51694
3032 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3034 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3036 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3037 for -std=c++98 and -std=c++11 too.
3039 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3041 * cfgloop.c (cancel_loop): Add free() of bbs array.
3043 2012-01-07 Jan Hubicka <jh@suse.cz>
3045 PR tree-optimization/51600
3046 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3047 that benefits small functions.
3049 2012-01-07 Jan Hubicka <jh@suse.cz>
3051 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3053 2012-01-07 Jan Hubicka <jh@suse.cz>
3055 PR tree-optimization/51680
3056 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3057 whose inlining reduce unit size.
3059 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3062 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3063 Add canonical node to containing_mem chain after the non-canonical
3064 one, even if there weren't any locs to propagate.
3065 (remove_useless_values): Keep only canonical values.
3066 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3067 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3068 canonicalize mem_chain elements that are not discarded.
3070 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3073 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3074 before emitting functions.
3076 PR gcov-profile/50127
3077 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3078 clear_aux_for_blocks.
3080 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3083 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3085 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3087 * c-decl.c (ext_block): Moved up.
3088 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3090 2012-01-06 Han Shen <shenhan@google.com>
3092 Translate built-in include paths for sysroot.
3093 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3094 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3096 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3097 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3099 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3100 control whether sysroot should be prepended to gxx include dir.
3102 * configure: Regenerate.
3104 2012-01-06 Torvald Riegel <triegel@redhat.com>
3106 PR rtl-optimization/51771
3107 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3108 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3110 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3112 PR tree-optimization/51315
3113 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3114 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3116 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3119 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3120 for shrp pattern. Correctly handle and fixup shift variable.
3121 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3123 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3126 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3127 note when !ACCUMULATE_OUTGOING_ARGS.
3129 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3131 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3133 (extract_range_from_unary_expr_1): Avoid useless computations.
3135 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3137 PR rtl-optimization/51767
3138 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3139 of jump_block and add an extra edge for degenerated asm gotos.
3142 * stmt.c (check_unique_operand_names): Don't ICE during error
3143 reporting if i is from labels chain.
3146 * profile.c (branch_prob): Split bbs that have exit edge
3147 and need a fake entry edge too.
3149 2012-01-05 Jan Hubicka <jh@suse.cz>
3152 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3155 2012-01-05 Richard Guenther <rguenther@suse.de>
3158 * tree-streamer-out.c (write_ts_optimization): New function.
3159 (streamer_write_tree_body): Call it.
3160 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3161 (streamer_read_tree_body): Call it.
3162 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3164 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3167 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3168 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3169 in_cleanup_point_expr before gimplify_stmt call and restore it
3171 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3172 in_cleanup_point_expr is false.
3174 2012-01-05 Richard Guenther <rguenther@suse.de>
3177 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3179 * toplev.c (process_options): Reject combining mudflap and LTO.
3180 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3182 2012-01-05 Richard Guenther <rguenther@suse.de>
3184 PR tree-optimization/51760
3185 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3187 (bit_value_unop): Handle UNDEFINED operands.
3188 (bit_value_binop): Likewise.
3190 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3192 * config/avr/avr.c (avr_replace_prefix): Remove.
3193 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3194 (avr_asm_function_rodata_section): Ditto.
3195 (avr_asm_select_section): Ditto.
3197 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3199 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3202 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3205 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3206 calls that have any non-fake successor edges.
3209 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3211 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3213 PR tree-optimization/51624
3214 * tree-sra.c (build_ref_for_model): When replicating a chain of
3215 COMPONENT_REFs, stop as soon as the offset would become negative.
3217 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3220 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3221 in .debug_loc on the floor.
3223 2012-01-04 Andrew Pinski <apinski@cavium.com>
3225 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3227 2012-01-04 Andrew Pinski <apinski@cavium.com>
3228 Adam Nemet <anemet@caviumnetworks.com>
3230 * config/mips/mips.md (size): Add SI and DI.
3231 (SIZE): New mode attribute.
3232 (U): New code attribute.
3233 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3234 (mips_lbux_<mode>): Delete.
3235 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3236 (mips_lhx): Use gen_mips_lhx_extsi.
3237 (mips_lhx_<mode>): Delete.
3239 (mips_l<size>x): New expand.
3240 (mips_lwx_<mode>): Delete.
3241 (mips_l<GPR:size>x_<P:mode>): New pattern.
3242 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3243 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3244 * config/mips/mips.c (mips_lx_address_p): New function.
3245 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3246 (dsp64): New availability predicate.
3247 (mips_builtins): Add an entry for __builtin_mips_ldx.
3248 * config/mips/mips.h (ISA_HAS_LBX): New define.
3249 (ISA_HAS_LBUX): Likewise.
3250 (ISA_HAS_LHX): Likewise.
3251 (ISA_HAS_LHUX): Likewise.
3252 (ISA_HAS_LWX): Likewise.
3253 (ISA_HAS_LWUX): Likewise.
3254 (ISA_HAS_LDX): Likewise.
3255 * doc/extend.texi (__builtin_mips_ldx): Document.
3257 2012-01-04 Tristan Gingold <gingold@adacore.com>
3259 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3260 when long pointers are used.
3261 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3262 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3263 (ia64-hp-*vms*): Remove.
3264 * config/vms/xm-vms64.h: Delete.
3266 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3269 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3271 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3273 * opts.c (finish_options): Remove duplicate sorry.
3275 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3278 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3281 2012-01-04 Richard Guenther <rguenther@suse.de>
3284 * tree.c (size_low_cst): New function.
3285 * tree.h (size_low_cst): Declare.
3286 * fold-const.c (fold_comparison): Use it to extract the low
3287 part of the POINTER_PLUS_EXPR offset.
3289 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3291 Fix clearing ZERO_REG
3292 * config/avr/avr.md (cc): Add alternative "ldi".
3293 (movqi_insn): Use it in cc attribute.
3294 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3295 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3296 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3298 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3300 * configure: Regenerate.
3302 2012-01-04 Richard Guenther <rguenther@suse.de>
3304 PR tree-optimization/49651
3305 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3306 (var_can_have_subvars): Use it.
3307 (get_constraint_for_1): Only consider subfields if there can be any.
3309 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3312 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3313 to its new canonical_cselib_val and the cselib_val was in
3314 first_containing_mem chain, but the canonical_cselib_val was not,
3315 add the latter into the chain.
3316 (cselib_invalidate_mem): Compare canonical_cselib_val of
3317 addr_list chain elt with v.
3320 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3321 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3323 (output_macinfo_op): Don't ggc_strdup fd->filename.
3324 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3325 then ggc_strdup it. Don't free inc->info or cur->info.
3326 (output_macinfo): Don't free ref->info or file->info.
3328 2012-01-03 Ira Rosen <irar@il.ibm.com>
3330 PR tree-optimization/51269
3331 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3332 first_niters a pointer.
3333 (slpeel_tree_peel_loop_to_edge): Likewise.
3334 (vect_do_peeling_for_loop_bound): Update call to
3335 slpeel_tree_peel_loop_to_edge.
3336 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3337 here. Remove it from the parameters list.
3338 (vect_do_peeling_for_alignment): Update calls and compute
3341 2012-01-03 Richard Guenther <rguenther@suse.de>
3343 PR tree-optimization/51070
3344 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3345 Properly handle calls.
3347 2012-01-03 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/51692
3350 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3351 the LHS of allocation stmts.
3353 2012-01-03 Olivier Hainque <hainque@adacore.com>
3355 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3357 2012-01-03 Olivier Hainque <hainque@adacore.com>
3359 * collect2.c (main): In AIX specific computations for vector
3360 insertions, use CONST_CAST2 to cast from char ** to const char **.
3362 2012-01-03 Richard Guenther <rguenther@suse.de>
3365 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3366 the context of a limbo DIE when it does not already exist.
3368 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3370 PR tree-optimization/51719
3371 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3372 but direct call is, clear direct call's lhs and don't add fallthrough
3373 edge from dcall_bb to join_bb and PHIs.
3375 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3377 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3378 the instructions emitted by the pattern.
3379 ("*TDC_insn_<mode>"): Add comment.
3381 2012-01-03 Richard Guenther <rguenther@suse.de>
3384 * fold-const.c (fold_comparison): Properly canonicalize
3385 tree offset and HOST_WIDE_INT bit position.
3387 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3389 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3390 operands for extzv pattern.
3392 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3395 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3398 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3400 * doc/invoke.texi (-flto and related options): Copy-edit.
3402 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3404 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3406 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3408 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3411 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3413 * expr.h (move_by_pieces_ninsns): Declare.
3414 * expr.c (move_by_pieces_ninsns): Make external.
3415 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3416 (mips_store_by_pieces_p): Likewise.
3417 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3418 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3419 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3420 (mips_store_by_pieces_p): Likewise.
3422 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3424 * passes.c (register_one_dump_file): Free full_name.
3426 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3427 (calculate_elim_costs_all_insns): Free offsets_at and
3428 offsets_known_at at the end and clear the pointers.
3430 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3432 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3433 this option introduced in r180739.
3435 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3438 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3439 (tmake_file target=avr): Add avr/t-multilib.
3441 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3442 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3443 * config/avr/genmultilib.awk: New file.
3444 * config/avr/t-multilib: New auto-generated file.
3445 * config/avr/multilib.h: New auto-generated file.
3446 * config/avr/t-avr (AVR_MCUS): New variable.
3447 (genopt.sh): Use it.
3448 (s-mlib): Depend on t-multilib.
3449 (t-multilib, multilib.h): New dependencies.
3450 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3451 (MULTILIB_OPTIONS): Remove.
3452 (MULTILIB_MATCHES): Remove.
3453 (MULTILIB_DIRNAMES): Remove.
3454 (MULTILIB_EXCEPTIONS): Remove:
3455 * config/avr/genopt.sh: Don't use hard coded file name;
3456 pass AVR_MCUS from t-avr instead.
3458 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3460 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3462 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3464 Implement light-weight DImode support.
3465 * config/avr/avr-dimode.md: New file.
3466 * config/avr/avr.md: Include it.
3467 (adjust_len): Add plus64, compare64.
3468 (HIDI): Remove code iterator.
3469 (code_stdname): New code attribute.
3470 (rotx, rotsmode): Remove DI.
3471 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3473 * config/avr/avr-protos.h (avr_have_dimode): New.
3474 (avr_out_plus64, avr_out_compare64): New.
3475 * config/avr/avr.c (avr_out_compare): Handle DImode.
3476 (avr_have_dimode): New variable definition and initialization.
3477 (avr_out_compare64, avr_out_plus64): New functions.
3478 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3479 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3480 (avr_compare_pattern): Skip DImode comparisons.
3482 2012-01-02 Revital Eres <revital.eres@linaro.org>
3484 * ddg.c (def_has_ccmode_p): New function.
3485 (add_cross_iteration_register_deps,
3486 create_ddg_dep_from_intra_loop_link): Call it.
3488 2012-01-02 Richard Guenther <rguenther@suse.de>
3491 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3493 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3495 * gcc.c (process_command): Update copyright notice dates.
3496 * gcov.c (print_version): Likewise.
3497 * gcov-dump.c (print_version): Likewise.
3498 * mips-tfile.c (main): Likewise.
3499 * mips-tdump.c (main): Likewise.
3501 2012-01-01 Ira Rosen <irar@il.ibm.com>
3503 PR tree-optimization/51704
3504 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3505 a use is inside the basic block or loop before accessing its vect info.
3507 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3509 PR rtl-optimization/51069
3510 * cfgloopmanip.c (remove_path): Removing path making irreducible
3511 region unconditional makes BB part of the region.
3513 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3515 PR tree-optimization/51683
3516 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3517 calls with side-effects.
3518 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3520 Copyright (C) 2012 Free Software Foundation, Inc.
3522 Copying and distribution of this file, with or without modification,
3523 are permitted in any medium without royalty provided the copyright
3524 notice and this notice are preserved.
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