1 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5 (UINTMAX_TYPE): Likewise.
6 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7 (irix6_c_common_override_options): Declare.
8 (C_COMMON_OVERRIDE_OPTIONS): Define.
9 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
10 * config/mips/irix6-c.c: New file.
11 * config/mips/t-irix6 (irix6-c.o): New target.
12 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
15 2012-03-02 Richard Henderson <rth@redhat.com>
17 * optabs.c (expand_atomic_test_and_set): Honor
18 atomic_test_and_set_trueval even when atomic_test_and_set
21 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
23 Backport from mainline
24 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
26 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
28 2012-03-02 Richard Guenther <rguenther@suse.de>
30 * DEV-PHASE: Set to prerelease.
32 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
34 * config.gcc (obsolete): Add all ARM targets using the FPA.
35 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
36 * doc/install.texi: Avoid references to obsolete ARM ports.
38 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
40 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
42 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
43 Joern Rennecke <joern.rennecke@embecosm.com>
45 * doc/extend.texi: Expand and update information on interrupt
46 attribute for Epiphany.
48 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
50 * config/sh/sh-protos.h: Update copyright notice dates.
51 * config/sh/sh.h: Likewise.
52 * config/sh/sh.md: Likewise.
53 * config/sh/constraints.md: Likewise.
54 * config/sh/predicates.md: Likewise.
56 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
58 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
59 * config/sh/sh.c (tertiary_reload_operand): Likewise.
61 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
63 * config/sh/constraints.md: Fix comment typo.
65 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
68 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
69 unsigned HOST_WIDE_INT.
70 (zvdep_imm64): Likewise.
71 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
72 (vdepi_and): Likewise.
73 Likewise for unamed 64-bit patterns.
74 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
76 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
79 PR rtl-optimization/52417
80 * cselib.c (cselib_any_perm_equivs): New variable.
81 (cselib_reset_table): Check that it's not set when not
83 (cselib_add_permanent_equiv): Set it.
84 (cselib_have_permanent_equivalences): New.
85 (cselib_init, cselib_finish): Reset it.
86 * cselib.h (cselib_have_permanent_equivalences): Declare.
87 * alias.c (get_addr): Restore earlier behavior when there
88 aren't permanent equivalences.
90 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
92 * config/mn10300/mn10300-modes.def: Fix copyright notice.
93 * config/v850/v850-modes.def: Fix copyright notice.
95 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
97 * doc/extend.texi (AVR Built-in Functions): Document
98 __builtin_avr_flash_segment.
100 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
101 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
102 (*split.flash_segment): New insn-and-split.
103 * config/avr/avr.c (avr_init_builtins): Add local variables:
104 const_memx_void_node, const_memx_ptr_type_node,
105 char_ftype_const_memx_ptr.
107 2012-03-01 Jakub Jelinek <jakub@redhat.com>
109 PR tree-optimization/52445
110 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
111 add ssa_name_ver, offset and size fields and change store field
113 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
114 (add_or_mark_expr): Likewise. Only consider previous stores
115 with the same size and offset.
116 (nt_init_block): Only look at gimple_assign_single_p stmts,
117 doesn't look at rhs2.
119 2012-03-01 Richard Guenther <rguenther@suse.de>
122 * tree-cfg.c (verify_gimple_assign_unary): Allow any
123 conversions from integral types to pointer types.
125 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
127 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
128 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
129 unintentionally removed in r184616.
131 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
133 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
136 2012-02-29 Jakub Jelinek <jakub@redhat.com>
137 Uros Bizjak <ubizjak@gmail.com>
140 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
141 alternatives, add "e" constraint to the new last alternative
142 and ! to last 3 alternatives.
144 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
146 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
147 DW_AT_artificial attributes at the end of the processing.
148 (gen_array_type_die): Likewise.
149 (gen_enumeration_type_die): Likewise.
150 (gen_struct_or_union_type_die): Likewise.
151 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
154 2012-02-29 Jakub Jelinek <jakub@redhat.com>
157 * expr.c (expand_assignment): If doing misaligned store that doesn't
158 cover all mode bits, perform a RMW cycle.
160 PR tree-optimization/52429
161 * tree-parloops.c (separate_decls_in_region_debug): Return early
162 if var is LABEL_DECL.
164 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
166 PR tree-optimization/52424
167 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
168 calling dom_thread_across_edge.
170 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
172 * config/avr/avr.c: Move definition of TARGET macros to end of file.
174 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
176 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
177 * config/avr/avr.c (avr_output_bld): Remove unused function.
178 (avr_out_sbxx_branch): Use "%T" to print bit position.
180 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
182 * config/avr/avr.md: Untabify.
184 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
186 * config/avr/avr.md (eqne): New code iterator.
187 (*dec-and-branchsi): Use it in text peephole's condition.
188 (*dec-and-branchhi): Ditto.
189 (*dec-and-branchqi): Ditto.
191 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
194 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
195 the device does not have the skip-bug.
197 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
199 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
200 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
201 -mpretend-cmove): New.
203 2012-02-29 Jakub Jelinek <jakub@redhat.com>
206 * df.h (struct df_d): Adjust comment that hard_regs_live_count
207 doesn't count DEBUG_INSN refs.
208 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
211 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
215 2012-02-20 Richard Guenther <rguenther@suse.de>
216 PR tree-optimization/52298
217 * tree-vect-stmts.c (vectorizable_load): Properly use
218 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
221 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
224 * gimple.h (gimple_in_transaction): New.
225 (gimple_set_in_transaction): New.
226 (struct gimple_statement_base): Add in_transaction field.
227 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
229 (tree_ssa_lim_initialize): Compute transaction bits.
230 * tree.h (compute_transaction_bits): Protoize.
231 * trans-mem.c (tm_region_init): Use the heap to store BB
233 (compute_transaction_bits): New.
235 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
237 * gcc.c (display_help): Document --help=common and sort entries
240 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
242 * doc/install.texi: Document check-$LANG specific shortcuts
244 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
247 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
249 * config/arm/arm_neon.h: Regenerate.
250 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
251 (neon_vcgeu): New insn.
252 (neon_vcgtu): Likewise.
253 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
254 (ops): Unsigned comparison intrinsics call a different
257 2012-02-28 Richard Guenther <rguenther@suse.de>
260 * config/i386/i386.c (ix86_expand_vector_set): Fix element
261 ordering for the VEC_CONCAT for two element vectors for
262 V2SFmode, V2SImode and V2DImode.
264 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
267 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
268 detecting big-endian triplets.
270 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
272 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
273 mode if there is no type information available.
275 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
277 PR tree-optimization/53207
278 * doc/invoke.texi: Document as experimental and relying on graphite.
280 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
282 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
283 of initializer to changes from r184614.
285 2012-02-28 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/52395
288 * tree-sra.c (build_ref_for_offset): Also look at the base
289 TYPE_ALIGN when figuring out the alignment of the replacement.
291 2012-02-28 Richard Guenther <rguenther@suse.de>
293 PR tree-optimization/52402
294 * ipa-prop.c (ipa_modify_call_arguments): Properly use
295 mis-aligned types when creating the accesses at the call site.
297 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
299 * config/avr/builtins.def: New file.
300 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
301 * config/avr/avr.c (enum avr_builtin_id): Use it.
302 (avr_init_builtins): Use it. And use avr_bdesc.
303 (bdesc_1arg): Remove.
304 (bdesc_2arg): Remove.
305 (bdesc_3arg): Remove.
306 (struct avr_builtin_description): Add field n_args.
307 (avr_bdesc): New static variable using builtins.def.
308 (avr_expand_builtin): Use it.
309 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
310 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
311 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
313 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
316 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
317 match only one single hard register with respective hard reg rtx.
318 (movmemx_<mode>): Ditto.
319 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
320 insn anatomy of movmem[x]_<mode>.
321 (avr_out_movmem): Same for printing assembler and operand usage.
323 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
327 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
328 address spaces located outside of device flash.
330 * config/avr/avr.h (base_arch_s): Remove field n_segments.
331 (mcu_type_s): Add field n_flash.
332 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
333 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
334 (AVR_MCU): Add N_FLASH argument.
335 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
336 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
337 macro __FLASH<n> if that address space makes sense for the device.
338 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
339 outside of target flash.
340 (avr_asm_named_section): Ditto.
341 (avr_asm_select_section): Ditto.
342 (avr_addr_space_convert): Ditto.
343 (avr_emit_movmemhi): Ditto.
344 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
345 address space is outside of device flash.
346 (avr_insert_attributes): Ditto.
347 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
348 avr_current_arch->n_segments.
350 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
353 * config/i386/i386.md (*movabs<mode>_1): Enable only for
355 (*movabs<mode>_2): Likewise.
357 2012-02-27 Jakub Jelinek <jakub@redhat.com>
360 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
361 s_register_operand in the test instead of REG_P. Don't call
362 gen_reg_rtx if it won't be used.
364 PR tree-optimization/52376
365 * ipa-split.c (split_function): Ignore CLOBBER stmts.
367 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
369 * ifcvt.c (noce_get_condition): Check condition variable is not
370 small_register_classes_for_mode_p before accepting.
372 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
374 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
376 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
379 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
380 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
382 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
384 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
386 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
388 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
390 * config/sh/predicates.md: Remove blank lines.
391 * config/sh/sh.c: Fix typos in comments.
392 * config/sh/constraints.md: Likewise.
393 * config/sh/sh.md: Remove blank lines.
394 Fix typos in comments. Use ;; as comment characters.
396 2012-02-26 Walter Lee <walt@tilera.com>
398 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
399 (replace_mov_pcrel_step2): Ditto.
401 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
404 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
405 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
406 and locs that reference values newer than the non-canonical value
407 at hand. Return the canonical value as a worst case.
408 (memrefs_conflict_p): Walk canonical value's locs.
411 * cselib.c (preserve_only_constants): Rename to...
412 (preserve_constants_and_equivs): ... this. Split out...
413 (invariant_or_equiv_p): ... this. Preserve plus expressions
414 of other preserved expressions too.
415 (cselib_reset_table): Adjust.
416 * var-tracking.c (reverse_op): Use canonical value to build
419 2012-02-23 Kai Tietz <ktietz@redhat.com>
421 * config/i386/i386.c (ix86_delegitimize_address): Handle
422 UNSPEC_PCREL plus displacement.
424 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
427 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
428 to test for unusedness in st X addressing.
430 2012-02-24 Richard Guenther <rguenther@suse.de>
433 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
434 (is_gimple_reg_type): Move inline ...
435 * gimple.h (is_gimple_reg_type): ... here.
437 2012-02-24 Richard Guenther <rguenther@suse.de>
440 * passes.c (execute_function_todo): When verifying SSA form
441 verify gimple form first.
442 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
444 2012-02-24 Richard Guenther <rguenther@suse.de>
447 * fold-const.c (fold_addr_of_array_ref_difference): New function.
448 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
450 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
452 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
454 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
456 * tree-phinodes.c (make_phi_node): Mark static.
457 * tree-flow.h (make_phi_node): Remove extern decl.
458 * doc/gimple.texi (make_phi_node): Remove documentation.
460 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
462 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
463 * tree-ssa-sccvn.c (print_scc): Ditto.
465 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
467 * doc/passes.texi (Full redundancy elimination): Fix typo.
469 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
471 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
473 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
476 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
478 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
481 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
483 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
485 * config/avr/avr.md (code_stdname): Add ior, xor.
486 (xior): New code iterator.
487 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
488 (*<code_stdname><mode>qi.byte1-3): Ditto.
490 2012-02-23 Jakub Jelinek <jakub@redhat.com>
492 PR tree-optimization/52019
493 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
496 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
498 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
499 HAVE_INITFINI_ARRAY to work around namespace pollution in
500 certain versions of newlib system headers.
501 * config.in: Regenerate.
502 * configure: Regenerate.
503 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
504 instead of HAVE_INITFINI_ARRAY.
506 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
509 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
510 is not offsettable memory reference.
512 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
515 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
516 setting avr_need_clear_bss_p for __gnu_lto* symbols.
518 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
520 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
521 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
523 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
525 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
526 library on Solaris 8 even without TLS support.
527 * configure: Regenerate.
529 2012-02-22 Richard Guenther <rguenther@suse.de>
532 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
533 for GIMPLE_DEBUG stmts.
535 2012-02-22 Martin Jambor <mjambor@suse.cz>
538 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
539 according to the base object.
541 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
543 PR rtl-optimization/50063
544 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
545 and 2 (8-bit SP) in operand 2.
546 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
547 setup to use movhi_sp_r instead of vanilla move to write SP.
548 Adjust REG_CFA notes to superseed unspec.
549 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
551 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
552 known to be off) only with TARGET_NO_INTERRUPTS. Never use
553 irq_state 1 (IRQ known to be on) here.
555 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
557 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
559 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
560 assign_hard_reg): Likewise.
562 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
564 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
566 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
569 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
570 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
572 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
574 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
575 prototype from here to...
576 * config/avr/avr.h: ...here.
578 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
581 * thumb2.md (thumb2_shiftsi3_short): Split register and
582 immediate shifts. For register shifts tie operands 0 and 1.
583 (peephole2 for above): Check that register-controlled shifts
584 have suitably tied operands.
586 2012-02-21 Quentin Neill <quentin.neill@amd.com>
589 * config/i386/bdver1.md (bdver1_call, bdver1_push,
590 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
591 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
592 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
593 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
594 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
595 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
596 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
597 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
598 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
599 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
600 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
601 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
602 bdver1_ssevector_avx256_unaligned_load,
603 bdver1_ssevector_sse128_unaligned_load,
604 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
605 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
606 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
607 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
608 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
609 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
610 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
611 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
612 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
613 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
614 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
615 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
616 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
617 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
618 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
619 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
620 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
621 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
622 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
623 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
624 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
625 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
626 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
627 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
628 bdver1_ssediv_double_load, bdver1_ssediv_double,
629 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
630 Add "bdver2" attribute.
632 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
634 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
635 default if possible and not specified otherwise.
637 2012-02-21 Richard Guenther <rguenther@suse.de>
640 * gimplify.c (create_tmp_from_val): Use the main variant type
641 for the type of the temporary we create.
643 2012-02-21 Richard Guenther <rguenther@suse.de>
645 PR tree-optimization/52324
646 * gimplify.c (gimplify_expr): When re-gimplifying expressions
647 do not gimplify a MEM_REF address operand if it is already
650 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
652 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
653 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
655 2012-02-21 Richard Guenther <rguenther@suse.de>
657 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
660 2012-02-21 Jakub Jelinek <jakub@redhat.com>
662 PR tree-optimization/52318
663 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
664 vdef also to non-pure/const call stmts in the sequence.
666 2012-02-20 David S. Miller <davem@davemloft.net>
668 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
669 don't use the "rd %pc" instruction on v9 for PIC register loads.
671 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
674 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
675 in a transaction safe function.
677 2012-02-20 Kai Tietz <ktietz@redhat.com>
680 * stor-layout.c (place_field): Handle desired_align for
683 2012-02-20 Richard Guenther <rguenther@suse.de>
685 PR tree-optimization/52298
686 * tree-vect-stmts.c (vectorizable_store): Properly use
687 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
689 (vectorizable_load): Likewise.
690 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
691 Access DR_STEP after ensuring it is not NULL.
693 2012-02-20 Jakub Jelinek <jakub@redhat.com>
695 PR tree-optimization/52286
696 * fold-const.c (fold_binary_loc): For (X & C1) | C2
697 optimization use double_int_to_tree instead of build_int_cst_wide,
698 rewrite to use double_int vars.
700 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
703 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
705 Remove -e 0 from $gcc_cv_ld invocation.
706 Only use __GLIBC_PREREQ if defined.
707 Enable on Solaris since Solaris 8 patch.
708 (gcc_SUN_LD_VERSION): New macro.
709 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
710 gcc_SUN_LD_VERSION for version number format.
711 * configure: Regenerate.
712 * varasm.c (get_elf_initfini_array_priority_section): Set
713 SECTION_NOTYPE for non-default priority.
714 Use get_section instead of get_unnamed_section to emit
715 .init_array/.fini_array with default priority.
717 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
719 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
720 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
721 (mips_start_unique_function, mips_output_mips16_rdhwr)
722 (mips_code_end): New functions.
723 (TARGET_ASM_CODE_END): Define.
725 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
727 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
728 to stubs with non-sibling calls.
730 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
732 * doc/invoke.texi (-fira-* options): Copy-edit.
733 (ira-* parameters): Copy-edit.
735 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
737 * doc/invoke.texi: Minor copy-edits to bring into conformance with
738 GCC coding conventions.
740 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
742 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
743 when used as adjectives.
745 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
747 * doc/invoke.texi: Clean up "that"/"which" confusion.
749 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
751 * system.h: Poison SMALL_REGISTER_CLASSES
752 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
753 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
755 2012-02-16 Jakub Jelinek <jakub@redhat.com>
757 PR tree-optimization/52285
758 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
759 when deciding if a call is a tail call or tail recursion.
761 2012-02-16 Kai Tietz <ktietz@redhat.com>
763 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
764 interger-constant displacement for UNSPEC_PCREL.
766 2012-02-16 Jakub Jelinek <jakub@redhat.com>
768 PR rtl-optimization/52208
769 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
770 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
772 PR tree-optimization/52255
773 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
774 loop->header has virtual PHI, but exit_e->dest doesn't, add
775 virtual PHI to exit_e->dest and adjust all uses after the loop.
778 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
779 children with clone_tree_hash, not after it.
781 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
783 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
784 extended identifiers.
786 2012-02-16 Jakub Jelinek <jakub@redhat.com>
789 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
790 a same_body_alias, also test whether e->callee isn't a former
791 or current clone of the decl this is a same body alias of.
794 * cgraphunit.c (verify_cgraph_node): Fix a typo.
796 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
798 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
800 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
803 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
804 force_reg instead of copy_to_reg for better optimization. Force
805 non-register or memory operands into a register.
807 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
809 * extend.texi: Reserve upper bits of memory model for future use.
811 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
812 Anatoly Sokolov <aesok@post.ru>
813 Eric Weddington <eric.weddington@atmel.com>
816 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
817 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
818 Rewrite initializers for .macro.
819 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
820 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
821 atxmega32d4, atxmega32x1.
822 avrxmega4: atxmega64a3, atxmega64d3.
823 avrxmega5: atxmega64a1, atxmega64a1u.
824 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
825 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
826 avrxmega7: atxmega128a1, atxmega128a1u.
827 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
828 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
829 (struct base_arch_s): Rename reserved to xmega_p.
830 Rename reserved2 to have_rampd.
831 (AVR_XMEGA): New define.
832 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
833 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
834 * config/avr/predicates.md (io_address_operand): Take into
836 (low_io_address_operand): Ditto.
837 (high_io_address_operand): Ditto.
838 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
839 (enabled, movhi_sp_r): Use them.
840 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
841 cpp_define_formatted to built-in define __AVR_ARCH__.
842 (__AVR_XMEGA__): New built-in define.
843 (__AVR_HAVE_RAMPD__): New built-in define.
844 (__AVR_HAVE_RAMPX__): New built-in define.
845 (__AVR_HAVE_RAMPY__): New built-in define.
846 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
848 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
849 (avr_option_override): Initialize them.
850 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
851 (avr_init_expanders): Initialize them. No more block several calls.
852 (emit_push_sfr): New static function.
853 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
855 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
856 (avr_print_operand): Print addreeses as symbols for
857 RAMPX, RAMPY, RAMPD, CCP.
858 (output_movhi): Handle AVR_XMEGA when writing to SP.
859 (avr_out_movhi_mr_r_xmega): New static function.
860 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
861 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
862 __RAMPD__, __CCP__ as needed.
864 * config/avr/multilib.h: Regenerate.
865 * config/avr/t-multilib: Regenerate.
866 * config/avr/avr-tables.opt: Regenerate.
868 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
870 PR tree-optimization/50561
871 * graphite-flattening.c (lst_project_loop): Do not
872 remove old scattering dimensions after flattening.
873 (lst_do_flatten): Likewise.
875 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
877 * doc/extend.texi (AVR Built-in Functions): Remove doc for
878 __builtin_avr_map8, __builtin_avr_map16.
879 Document __builtin_avr_insert_bits.
881 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
882 (insert_bits): New insn.
883 (adjust_len.map_bits): Rename to insert_bits.
884 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
885 * avr-protos.h (avr_out_map_bits): Remove.
886 (avr_out_insert_bits, avr_has_nibble_0xf): New.
887 * config/avr/constraints.md (Cxf,C0f): New.
888 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
889 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
890 New built-in define __BUILTIN_AVR_INSERT_BITS.
891 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
892 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
893 (avr_move_bits): Rewrite.
894 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
896 (avr_map_op_t): New typedef.
897 (avr_map_op): New static variable.
898 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
899 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
900 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
901 (bdesc_3arg, avr_expand_triop_builtin): New.
902 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
903 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
904 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
905 (avr_map_equal_p, avr_map_sig_p): Remove.
906 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
907 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
908 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
909 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
910 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
911 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
913 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
915 * config/c6x/c6x.md (reserve_cycles): New attribute.
916 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
917 don't reserve functional units after the branch occurs.
919 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
922 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
923 functions into non-tm_pure functions.
925 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
928 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
929 (iterative_hash_canonical_type): Likewise.
930 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
933 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
935 * haifa-sched.c (prune_ready_list): Ensure that if there is a
936 sched-group insn, it either remains alone or the entire list is pruned.
938 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
940 * doc/install.texi (Prerequisites): Fix grammar.
941 (Configuration): Likewise.
943 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
945 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
946 MPC as part of GCC before describing configuring with --with-gmp etc.
947 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
950 2012-02-14 Jakub Jelinek <jakub@redhat.com>
953 * dwarf2out.c (clone_tree_hash): New function.
954 (copy_decls_walk): Use it instead of clone_tree.
956 2012-02-14 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/52244
959 PR tree-optimization/51528
960 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
961 replacements for integral types.
963 2012-02-14 Walter Lee <walt@tilera.com>
965 * config.gcc: Handle tilegx and tilepro.
966 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
968 Add HAVE_AS_TLS check for tilegx and tilepro.
969 * configure: Regenerate.
970 * doc/contrib.texi: Add Mat Hostetter and self.
971 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
972 Document instruction intrinsics and network accessing intrinsics.
973 (TILEPro Built-in Functions): New node. Document instruction
974 intrinsics and network accessing intrinsics.
975 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
976 (Specific, tilepro-*-linux*): Likewise.
977 * doc/invoke.texi (TILE-Gx Options): New section.
978 (TILEPro Options): New section.
979 * doc/md.texi (TILE-Gx): New section.
980 (TILEPro): New section.
981 * common/config/tilegx/tilegx-common.c: New file.
982 * common/config/tilepro/tilepro-common.c: New file.
983 * config/tilegx/constraints.md: New file.
984 * config/tilegx/linux.h: New file.
985 * config/tilegx/mul-tables.c: New file.
986 * config/tilegx/predicates.md: New file.
987 * config/tilegx/sync.md: New file.
988 * config/tilegx/t-tilegx: New file.
989 * config/tilegx/tilegx-builtins.h: New file.
990 * config/tilegx/tilegx-c.c: New file.
991 * config/tilegx/tilegx-generic.md: New file.
992 * config/tilegx/tilegx-modes.def: New file.
993 * config/tilegx/tilegx-multiply.h: New file.
994 * config/tilegx/tilegx-protos.h: New file.
995 * config/tilegx/tilegx.c: New file.
996 * config/tilegx/tilegx.h: New file.
997 * config/tilegx/tilegx.md: New file.
998 * config/tilegx/tilegx.opt: New file.
999 * config/tilepro/constraints.md: New file.
1000 * config/tilepro/gen-mul-tables.cc: New file.
1001 * config/tilepro/linux.h: New file.
1002 * config/tilepro/mul-tables.c: New file.
1003 * config/tilepro/predicates.md: New file.
1004 * config/tilepro/t-tilepro: New file.
1005 * config/tilepro/tilepro-builtins.h: New file.
1006 * config/tilepro/tilepro-c.c: New file.
1007 * config/tilepro/tilepro-generic.md: New file.
1008 * config/tilepro/tilepro-modes.def: New file.
1009 * config/tilepro/tilepro-multiply.h: New file.
1010 * config/tilepro/tilepro-protos.h: New file.
1011 * config/tilepro/tilepro.c: New file.
1012 * config/tilepro/tilepro.h: New file.
1013 * config/tilepro/tilepro.md: New file.
1014 * config/tilepro/tilepro.opt: New file.
1016 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1018 PR tree-optimization/52210
1019 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1020 vect_model_simple_cost with two entry vect_def_type array instead
1021 of an address of dt.
1023 2012-02-14 Richard Guenther <rguenther@suse.de>
1026 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1027 Do not stream DECL_QUALIFIER.
1028 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1029 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1030 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1032 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1035 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1038 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1041 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1042 * cselib.c (cselib_subst_to_values_from_insn): New function.
1043 * sched-deps.c (add_insn_mem_dependence,
1044 sched_analyze_1, sched_analyze_2): Use it.
1046 2012-02-13 Jan Hubicka <jh@suse.cz>
1049 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1051 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1053 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1054 (GTM_SELF_SPECS): Define if not already defined.
1055 (driver_self_specs): Add GTM_SELF_SPECS.
1056 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1057 (GTM_SELF_SPECS): Define.
1058 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1059 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1061 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1063 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1066 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1069 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1070 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1072 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1075 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1077 2012-02-13 Richard Guenther <rguenther@suse.de>
1079 PR translation/52211
1080 * passes.c (enable_disable_pass): Fix typo.
1082 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1085 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1086 XOR for reduce_bit_field if type is unsigned.
1088 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1090 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1091 disallow changes from SFmode to mode with different size in FP regs.
1093 2012-02-12 Robert Millan <rmh@gnu.org>
1094 Gerald Pfeifer <gerald@pfeifer.com>
1096 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1099 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1101 PR rtl-optimization/52175
1102 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1103 to frame-related instructions.
1105 2012-02-10 Jason Merrill <jason@redhat.com>
1108 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1109 (demangle_new_symbols): Fill it.
1110 (scan_linker_output): Walk it.
1111 (start_tweaking): Split out from scan_linker_output.
1112 (maybe_tweak): Update sym->chosen.
1113 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1115 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1118 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1120 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1122 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1123 having the same mode as previous compare.
1125 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1127 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1128 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1129 (nonlocal_goto_internal): Likewise.
1130 (nonlocal_goto): Emit a use and an indirect jump directly.
1132 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1135 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1136 __atomic_{is,always}_lock_free.
1138 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1141 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1142 negative constant address for x32.
1144 2012-02-10 Richard Henderson <rth@redhat.com>
1146 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1147 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1148 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1150 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1151 Ira Rosen <irar@il.ibm.com>
1153 PR tree-optimization/50031
1154 * targhooks.c (default_builtin_vectorization_cost): Handle
1156 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1157 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1158 all types of reduction and pattern statements.
1159 (vect_estimate_min_profitable_iters): Likewise.
1160 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1161 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1162 for explicit realigns.
1163 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1164 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1166 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1167 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1168 vec_perm for VSX and handle vec_promote_demote.
1170 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1173 * builtins.c (fold_builtin_atomic_always_lock_free,
1174 expand_builtin_atomic_always_lock_free,
1175 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1176 Return and/or test boolean_true_node/boolean_false_node instead of
1177 integer_one_node/integer_zero_node.
1179 2012-02-10 Jan Hubicka <jh@suse.cz>
1182 * predict.c (predict_paths_for_bb): Prevent looping.
1183 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1185 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1187 * config/arm/arm.c (output_move_double): In one case properly
1188 count number of instructions that will be emitted.
1190 2012-02-10 Richard Guenther <rguenther@suse.de>
1192 PR translation/52193
1193 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1195 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1198 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1200 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1203 * var-tracking.c (emit_note_insn_var_location): If
1204 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1205 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1206 non-NOTE_DURING_CALL_P insn.
1208 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1211 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1213 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1216 * gcc.c (switch_matches) Support switches with separated form,
1219 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1221 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1223 (RAMPZ_ADDR): Ditto.
1224 * config/avr/avr.c (avr_addr_t): New typedef.
1225 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1226 (avr_init_expanders): Initialize it.
1227 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1229 (expand_epilogue): Ditto.
1230 (avr_print_operand): Ditto.
1231 (avr_file_start): Ditto.
1232 (avr_emit_movmemhi): Ditto.
1234 2012-02-08 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/46886
1237 * tree-flow.h (do_while_loop_p): Declare.
1238 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1239 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1241 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1243 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1244 always succeed for integers larger than a native word.
1246 2012-02-08 Richard Guenther <rguenther@suse.de>
1248 PR rtl-optimization/52170
1249 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1250 properly handle integer vector modes.
1252 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1254 PR gcov-profile/52150
1255 * coverage.c: Include target.h.
1256 (build_var): Call targetm.strip_name_encoding on the assembler name.
1257 Change one _ into . or $ if the target allows it.
1258 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1260 PR rtl-optimization/52139
1261 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1262 is a BARRIER after emit_insn_after_noloc, move BB_END
1263 to the last non-BARRIER insn before it.
1265 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1268 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1269 (mips_gimplify_va_arg_expr): Call it instead of
1270 std_gimplify_va_arg_expr.
1272 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1274 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1275 message for -mno-pointers-to-nested-function.
1277 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1280 * expr.c (get_inner_reference): If there is an offset, add a negative
1281 bit position to it (if any).
1283 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1285 PR rtl-optimization/52060
1286 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1287 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1288 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1289 and/or i0src_copy2 when needed.
1291 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1293 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1294 or LTOPLUGINSONAME if have_c.
1296 * config/freebsd-spec.h: Add comment about what macros can be defined
1298 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1299 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1302 2012-02-07 Richard Guenther <rguenther@suse.de>
1304 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1305 newline in -alias dumps.
1307 2012-02-07 Kai Tietz <ktietz@redhat.com>
1308 Dave Korn <dave.korn.cygwin@gmail.com>
1311 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1312 Take care that typinfo gets dllexport-attribute.
1314 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1317 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1318 if modifier < EXPAND_SUM call force_operand on the result.
1320 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1322 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1323 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1325 (epiphany_function_type): Replace types for specific interrupts with
1326 EPIPHANY_FUNCTION_INTERRUPT.
1327 (EPIPHANY_INTERRUPT_P): Update.
1328 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1329 New static function.
1330 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1331 <disinterrupt>: Affects type identity.
1332 (epiphany_handle_interrupt_attribute): Handle variable number of
1334 (epiphany_compute_function_type): Update for new
1335 epiphany_function_type definition.
1336 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1337 handlers with a longcall forwarder.
1338 (epiphany_start_function): Handle multiple interrupt arguments and/or
1339 forwarder_section attribute.
1341 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1344 2012-02-07 Alan Modra <amodra@gmail.com>
1347 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1350 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1352 PR tree-optimization/50969
1353 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1354 use vec_perm rather than vector_stmt.
1355 (vect_model_load_cost): Likewise.
1356 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1357 vec_perm to be the same as other vector statements.
1358 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1359 cost of vec_perm for TARGET_VSX.
1361 2012-02-06 Richard Guenther <rguenther@suse.de>
1363 PR tree-optimization/52115
1364 * tree-sra.c (access_has_replacements_p): New function.
1365 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1367 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1370 * trans-mem.c (expand_call_tm): Add an assertion.
1371 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1374 2012-02-06 Richard Guenther <rguenther@suse.de>
1376 PR tree-optimization/50955
1377 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1378 raise cost of expressions that replace an address with an
1379 expression based on a different pointer.
1381 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1384 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1385 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1387 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1390 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1391 -Weffc++ and specify guidelines come from second edition.
1393 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1395 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1396 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1397 (call_direct_split, call_value_split, call_value_internal_direct)
1398 (call_value_direct_split, call_value_multiple_split): Use jal and
1399 jal_macro attributes.
1401 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1403 * reload1.c (reload_regs_reach_end_p): Replace with...
1404 (reload_reg_rtx_reaches_end_p): ...this function.
1405 (new_spill_reg_store): Update commentary.
1406 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1407 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1408 before setting new_spill_reg_store.
1409 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1410 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1411 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1412 for non-spill reload registers.
1414 2012-02-05 Ira Rosen <irar@il.ibm.com>
1416 PR tree-optimization/52091
1417 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1418 (vect_is_simple_use_1): Likewise.
1419 * tree-vect-loop.c (vectorizable_reduction): Update calls
1420 to vect_is_simple_use_1 and vect_is_simple_use.
1421 (vectorizable_live_operation): Likewise.
1422 * tree-vect-patterns.c (widened_name_p,
1423 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1424 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1425 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1426 vectorizable_shift,vectorizable_operation, vectorizable_store,
1427 vectorizable_load): Likewise.
1428 (vect_is_simple_cond): Add an argument, pass it to
1429 vect_is_simple_use_1.
1430 (vectorizable_condition): Update calls to vect_is_simple_cond,
1432 (vect_is_simple_use): Add an argument, the statement in which
1433 OPERAND is used. Check that if OPERAND's def stmt is a double
1434 reduction phi node, the use is a phi node too.
1435 (vect_is_simple_use_1): Add an argument, pass it to
1437 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1438 to vect_is_simple_use.
1440 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1442 PR rtl-optimization/52095
1443 * modulo-sched.c (dump_insn_locator): New function.
1444 (loop_canon_p, sms_schedule): Use it.
1446 PR rtl-optimization/52113
1447 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1448 even for decomposable shift/zext insns.
1450 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1451 Zdenek Dvorak <ook@ucw.cz>
1453 PR rtl-optimization/52092
1454 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1455 on get_iv_value result.
1457 2012-02-02 Andrew Pinski <apinski@cavium.com>
1461 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1463 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1466 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1468 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1470 PR rtl-optimization/49800
1471 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1472 (sched_finish): Call regstat_free_n_sets_and_refs.
1474 2012-02-02 Jia Liu <proljc@gmail.com>
1476 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1479 2012-02-02 Jan Hubicka <jh@suse.cz>
1480 Tom de Vries <tom@codesourcery.com>
1483 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1484 * varpool.c (varpool_analyze_pending_decls): Likewise.
1486 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1487 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1489 * config.gcc: Add cr16-* support.
1491 * doc/extend.texi: Document cr16 extensions.
1492 * doc/install.texi: Document cr16 install.
1493 * doc/invoke.texi: Document cr16 options.
1494 * doc/md.texi: Document cr16 constraints.
1496 * common/config/cr16/cr16-common.c: New file.
1497 * config/cr16/cr16.c: New file.
1498 * config/cr16/cr16.h: New file.
1499 * config/cr16/cr16.md: New file.
1500 * config/cr16/cr16.opt: New file.
1501 * config/cr16/cr16-protos.h: New file.
1502 * config/cr16/predicates.md: New file.
1503 * config/cr16/constraints.md: New file.
1504 * config/cr16/t-cr16: New file.
1506 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1509 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1510 that operands[2] is either immediate, or q_regs_operand.
1512 PR tree-optimization/52073
1513 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1514 a pattern stmt for pattern uses, ignore uses outside of the loop.
1516 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1518 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1519 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1520 (OUT_AS1, OUT_AS2): Remove.
1522 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1524 PR rtl-optimization/51374
1525 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1526 to cross other volatile_refs_p insns.
1528 2012-02-01 Richard Guenther <rguenther@suse.de>
1530 * doc/invoke.texi (fno-inline): Clarify documentation.
1531 (finline-small-functions): Likewise.
1532 (finline-functions): Likewise.
1533 * common.opt (finline): Adjust comment and documentation.
1534 (finline-small-functions): Clarify documentation.
1535 (finline-functions): Likewise.
1536 (finline-functions-called-once): Likewise.
1538 2012-02-01 Tristan Gingold <gingold@adacore.com>
1540 * c-typeck.c (composite_type): Keep mode for pointers.
1542 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1544 * function.h (regno_reg_rtx): Adjust comment.
1545 * reginfo.c (init_reg_modes_target): Only use the previous mode
1546 if it fits within one register. Remove MIPS comment.
1548 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1551 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1553 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1555 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1556 to srak instruction.
1558 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1560 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1562 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1567 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1569 2012-01-31 Richard Guenther <rguenther@suse.de>
1571 PR tree-optimization/51528
1572 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1575 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1580 * ree.c (add_removable_extension): Change def_map argument
1581 to unsigned *, store in def_map 1 + offset into *insn_list vector
1582 instead of pointers into the vector.
1583 (find_removable_extensions): Adjust caller.
1585 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1587 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1588 Transform all "* quoted-c-code" to { c-code }.
1589 Remove redundant test for "optimize" in combine patterns.
1590 Move (include "avr-dimode.md") to end of file.
1592 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1595 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1596 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1598 2012-01-30 Richard Guenther <rguenther@suse.de>
1600 PR tree-optimization/52028
1601 * tree-loop-distribution.c (ldist_gen): Properly update
1604 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1607 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1608 set_cur_line_info_table if not emitting debug info.
1610 PR tree-optimization/52046
1611 * tree-vect-patterns.c (check_bool_pattern): Give up if
1612 a comparison could throw.
1615 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1617 2012-01-30 Richard Guenther <rguenther@suse.de>
1619 PR tree-optimization/52045
1620 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1621 SSA form if cfgcleanup did anything.
1623 2012-01-30 Richard Guenther <rguenther@suse.de>
1625 PR tree-optimization/52045
1626 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1627 before computing final todo.
1629 2012-01-30 Richard Guenther <rguenther@suse.de>
1631 PR tree-optimization/51528
1632 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1635 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1637 * df-problems.c (df_kill_notes): Check that the use refers
1638 to the note under examination.
1640 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1643 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1644 parameter and use short-lived pseudos.
1645 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1646 (sparc_expand_vector_init): Const-ify local variables and adjust
1647 calls to above functions.
1649 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1651 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1653 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1655 * doc/invoke.texi: Make usage of "compile time" and
1656 "run time"/"runtime" consistent throughout the file.
1658 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1660 * config/alpha/alpha.c (alpha_option_override): Default to
1661 full IEEE compliance mode for Go language.
1663 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1665 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1666 (LINK_SSP_SPEC): Define.
1668 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1671 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1674 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1676 * doc/invoke.texi: Correct hyphenation of "floating point",
1677 "double precision", and related terminology throughout the file.
1679 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1682 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1683 arm_general_register_operand predicate for operand 2 instead of
1686 2012-01-27 Ian Lance Taylor <iant@google.com>
1689 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1690 * builtins.c (expand_builtin_init_trampoline): Add onstack
1691 parameter. Change caller.
1692 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1693 * tree.c (build_common_builtin_nodes): Declare
1694 __builtin_init_heap_trampoline.
1696 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1698 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1699 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1700 * config/avr/avr.c: Ditto.
1701 (avr_regnames): Remove because unused.
1702 * config/avr/avr.md (*cpse.ne): New peephole.
1703 (*cpse.eq): New peephole from former cpse peepholes.
1705 2012-01-27 Michael Eager <eager@eagercon.com>
1707 * config/microblaze.c (microblaze_emit_compare): Correct
1708 test after pcmp instruction.
1710 2012-01-27 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/52020
1713 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1715 2012-01-27 Richard Guenther <rguenther@suse.de>
1717 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1718 function non-const/pure.
1720 2012-01-27 Richard Guenther <rguenther@suse.de>
1722 PR tree-optimization/50444
1723 * tree-sra.c (build_ref_for_offset): Properly adjust the
1724 MEM_REF type for unaligned accesses.
1726 2012-01-27 Richard Guenther <rguenther@suse.de>
1728 PR tree-optimization/50444
1729 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1730 (expand_assignment): Use it. Properly handle misaligned
1731 bases when expanding stores to component references.
1732 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1735 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1738 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1739 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1740 * tree-data-ref.c (find_data_references_in_loop): Make static.
1741 (compute_all_dependences): Change return type to bool. Bail out
1742 for too many datarefs in a loop. Move the hunk resetting the data
1743 dependences vector from ...
1744 (compute_data_dependences_for_loop): ... here. Account for
1745 compute_all_dependences returning false.
1746 (compute_data_dependences_for_bb): Likewise.
1747 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1748 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1750 2012-01-27 Richard Guenther <rguenther@suse.de>
1753 * expr.c (store_field): Use the alias-set of the scratch memory
1756 2012-01-27 Tom de Vries <tom@codesourcery.com>
1758 PR tree-optimization/51990
1759 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1761 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1763 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1766 * var-tracking.c (reverse_op): Don't add any reverse operation
1767 if V already has any constant locations.
1769 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1771 * doc/invoke.texi: Correct usage of "command line" (noun)
1772 vs "command-line" (adjective) throughout.
1774 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1776 * doc/invoke.texi (Language Independent Options): Move
1777 -Wcoverage-mismatch blurb from here....
1778 (Warning Options): ...to here.
1780 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1782 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1783 Set rs6000_always_hint to false for 476.
1785 2012-01-27 Matthias Klose <doko@ubuntu.com>
1787 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1789 * incpath.c (add_standard_paths): Likewise.
1791 2012-01-27 Richard Henderson <rth@redhat.com>
1793 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1794 * config/m68k/sync.md (atomic_test_and_set): Rename from
1795 sync_test_and_setqi and adjust the operands.
1796 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1797 and unconditionally enable.
1799 2012-01-27 Richard Henderson <rth@redhat.com>
1801 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1802 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1803 (ldstub): Rename from ldstubqi.
1804 (ldstub<I24MODE>): Remove.
1806 2012-01-27 Richard Henderson <rth@redhat.com>
1808 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1809 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1810 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1811 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1812 * doc/tm.texi: Rebuild.
1814 2012-01-27 Richard Henderson <rth@redhat.com>
1816 * optabs.c (gen_atomic_test_and_set): Remove default.
1817 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1819 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1821 PR rtl-optimization/51978
1822 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1823 (combine_reaching_defs): Likewise.
1824 (struct re_info): Remove.
1825 (add_removable_extension): Remove x and data arguments,
1826 add insn, insn_list and def_map. Use the arguments directly
1827 instead of using struct re_info.
1828 (find_removable_extensions): Don't call add_removable_extension
1829 through note_stores, instead just call it with single_set
1831 (find_and_remove_re): Pass curr_cand->expr instead of
1832 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1834 2012-01-26 Michael Matz <matz@suse.de>
1836 PR tree-optimization/46590
1837 * cfgexpand.c: Revert last change (r183305).
1838 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1840 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1841 checking for emptiness.
1843 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1846 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1847 non-addressable non-BLKmode base correctly.
1849 2012-01-26 Michael Matz <matz@suse.de>
1851 PR tree-optimization/48794
1852 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1853 regions referenced from RESX/EH_DISPATCH.
1855 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1857 * config/s390/s390.h: Make BRANCH_COST an option.
1858 * config/s390/s390.opt: New option -mbranch-cost.
1860 2012-01-26 Richard Henderson <rth@redhat.com>
1862 Revert 2012-01-24 change:
1863 * trans-mem.c (requires_barrier): Do not instrument thread local
1864 variables and emit save/restore for them.
1866 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1869 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1872 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1874 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1877 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1880 Rename __pgm to __flash.
1881 Rename __pgm1 to __flash1.
1882 Rename __pgm2 to __flash2.
1883 Rename __pgm3 to __flash3.
1884 Rename __pgm4 to __flash4.
1885 Rename __pgm5 to __flash5.
1886 Rename __pgmx to __memx.
1887 * doc/extend.texi (AVR Named Address Spaces)
1888 Rename address space names as indicated above.
1889 * config/avr/avr.c (avr_addrspace): Ditto.
1891 * config/avr/avr-protos.h
1892 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1893 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1894 * config/avr/predicates.md: Ditto.
1895 * config/avr/avr.c Ditto, and
1896 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1897 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1899 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1900 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1901 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1902 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1903 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1904 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1905 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1906 * config/avr/avr.c: Ditto.
1907 * config/avr/avr.md: Ditto.
1909 2012-01-25 Jason Merrill <jason@redhat.com>
1912 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1914 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1916 PR tree-optimization/51987
1917 * tree-data-ref.c (get_references_in_stmt): Handle references in
1918 non-volatile GIMPLE_ASM.
1920 2012-01-25 Richard Guenther <rguenther@suse.de>
1922 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1923 bases are dereferenced.
1925 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1927 PR rtl-optimization/48374
1928 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1930 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1932 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1933 compute_data_dependences_for_loop returns false.
1934 * tree-parloops.c (loop_parallel_p): Likewise.
1936 2012-01-25 Richard Guenther <rguenther@suse.de>
1938 * tree.h (get_pointer_alignment_1): Declare.
1939 * builtins.c (get_pointer_alignment_1): New function.
1940 (get_pointer_alignment): Use it.
1942 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1944 PR rtl-optimization/48308
1945 * combine.c (enum undo_kind): Add UNDO_LINKS.
1946 (struct undo): Add member l to other_contents and where.
1947 (do_SUBST_LINK): New.
1949 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1950 (undo_all): Handle UNDO_LINKS.
1952 2012-01-25 Richard Henderson <rth@redhat.com>
1954 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1957 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1959 * optabs.c (gen_atomic_test_and_set): Use each argument.
1961 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1963 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1964 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1965 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1966 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1967 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1968 TARGET_PAIRED_SINGLE_FLOAT.
1970 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1972 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1973 (in_struct, return_val): Remove MEM documentation.
1974 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1975 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1976 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1978 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1979 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1980 * expr.c (store_field): Likewise.
1981 * function.c (assign_stack_temp_for_type): Likewise.
1982 * ifcvt.c (noce_try_cmove_arith): Likewise.
1983 * reload1.c (reload): Likewise.
1984 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1985 (alpha_set_memflags): Likewise.
1986 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1988 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1990 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1992 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1993 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1994 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1996 * cselib.c (cselib_rtx_varies_p): Delete.
1997 (cselib_invalidate_mem): Update call to canon_true_dependence.
1998 * dse.c (record_store, check_mem_read_rtx): Likewise.
1999 (scan_reads_nospill): Likewise.
2000 * cse.c (check_dependence): Likewise.
2001 (cse_rtx_varies_p): Delete.
2002 * expr.c (safe_from_p): Update call to true_dependence.
2003 * ira.c (validate_equiv_mem_from_store): Likewise.
2004 (memref_referenced_p): Likewise.
2005 * postreload-gcse.c (find_mem_conflicts): Likewise.
2006 * sched-deps.c (sched_analyze_2): Likewise.
2007 * store-motion.c (load_kills_store): Likewise.
2008 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2009 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2010 (compute_transp): Update call to canon_true_dependence.
2012 2012-01-25 Richard Henderson <rth@redhat.com>
2014 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2015 (maybe_emit_atomic_test_and_set): New.
2016 (expand_sync_lock_test_and_set): Use it.
2017 (expand_atomic_test_and_set): Likewise.
2018 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2019 the implementation; clarify implementation defined details.
2020 * doc/md.texi (atomic_test_and_set): Document.
2022 2012-01-25 Richard Henderson <rth@redhat.com>
2024 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2026 2012-01-25 Richard Henderson <rth@redhat.com>
2029 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2030 to effect no-op split.
2032 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2035 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2036 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2037 (BT_FN_VOID_PTR_INT_SIZE): New.
2038 (BT_FN_UINT_UINT_VAR): Remove.
2039 (BT_FN_UINT32_UINT32_VAR): New.
2040 (BT_FN_DOUBLE_VPTR): Remove.
2041 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2043 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2044 (_ITM_changeTransactionMode): Same.
2045 (_ITM_memmoveRtWt): Change return type to void.
2046 (_ITM_memcpyRtWt): Same.
2047 (_ITM_memsetW): Same.
2048 (_ITM_RaRD): Change types to double.
2053 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2055 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2056 Patrick Marlier <patrick.marlier@gmail.com>
2058 * trans-mem.c (requires_barrier): Do not instrument thread local
2059 variables and emit save/restore for them.
2061 2012-01-24 Jason Merrill <jason@redhat.com>
2064 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2065 output static aliases.
2067 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2070 * common.opt (-pie, -shared, pie, shared): Change from Common to
2072 * gcc.c (display_help): Display help for -pie and -shared.
2074 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2077 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2078 Remove note on size/offset limitation.
2079 (AVR Variable Attributes): Add example how to read data located
2080 with progmem. Refer to named address spaces.
2081 * doc/invoke.texi (AVR Options): Fix typo.
2083 2012-01-24 Richard Guenther <rguenther@suse.de>
2085 Forward-port to trunk
2086 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2089 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2090 op0 isn't sufficiently aligned and there is movmisalignM
2091 insn for mode, use it to load op0 into a temporary register.
2093 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2096 * target.def (const_not_ok_for_debug_p): New hook.
2097 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2099 * doc/tm.texi: Regenerated.
2100 * dwarf2out.c (const_ok_for_output_1): If
2101 targetm.const_not_ok_for_debug_p returns true, fail.
2102 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2104 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2106 2012-01-23 Kai Tietz <ktietz@redhat.com>
2109 * config/i386/predicates.md (symbolic_operand): Allow
2110 UNSPEC_PCREL as PIC expression for lea.
2111 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2112 * config/i386/i386.c (ix86_delegitimize_address): Handle
2113 UNSPEC_PCREL for none-MEM, too.
2115 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2117 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2118 (ipa_tm_create_version_alias): Same.
2120 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2123 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2124 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2126 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2127 Patrick Marlier <patrick.marlier@gmail.com>
2128 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2131 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2132 simple_object_start_read.
2134 2012-01-23 Richard Guenther <rguenther@suse.de>
2137 PR tree-optimization/51895
2138 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2139 parameter decomposition into BLKmode components.
2141 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2143 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2144 fake variables for restrict-qualified pointers whose pointed-to type
2145 contains a placeholder.
2147 2012-01-23 Richard Guenther <rguenther@suse.de>
2149 PR tree-optimization/51949
2150 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2152 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2154 PR rtl-optimization/51933
2155 * ree.c (transform_ifelse): Return true right away if dstreg is
2156 already wider or equal to cand->mode.
2157 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2158 (make_defs_and_copies_lists): Remove defs_list and copies_list
2159 arguments, add state argument, just truncate state->work_list
2160 instead of always allocating and freeing the vector. Assert that
2161 get_defs succeeds instead of returning 2. Changed return type to bool.
2162 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2163 have ext_src_mode, see if it has been modified already with the
2164 right kind of extension and has been extended before from the
2165 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2166 just return true. Remember the original mode in state->modified array.
2167 (combine_reaching_defs): Add state argument. Don't allocate and
2168 free here def_list, copied_list and vec vectors, instead just
2169 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2170 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2171 Add state variable, clear vectors in it, initialize state.modified
2172 if needed. Free all the vectors at the end and state.modified too.
2173 Don't skip a candidate if the extension expression has been modified.
2175 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2178 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2179 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2180 (extra_options) interix.opt -> i386/interix.opt"
2181 (extra_objs):Add winnt-stubs.o
2182 * configure.ac: Add interix to target_os .comm on PE check.
2183 * configure: Regenerate.
2184 * config/interix3.h: Delete and move bits to..
2185 * config/interix.h: Delete and move bits to..
2186 * config/i386/i386-interix3.h: Delete and move bits to..
2187 * config/i386/i386-interix.h: ..here.
2188 (TARGET_CPU_DEFAULT): Remove redefinition.
2189 (TARGET_ASM_CONSTRUCTOR): Undefine.
2190 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2191 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2192 (PTRDIFF_TYPE): Define.
2193 (LONG_DOUBLE_TYPE_SIZE): Define.
2194 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2195 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2196 (TARGET_SECTION_TYPE_FLAGS): Define.
2197 (ASM_DECLARE_FUNCTION_NAME): Define.
2198 (ASM_OUTPUT_EXTERNAL): Define.
2199 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2200 (ASM_OUTPUT_ALIGNED_BSS): Define.
2201 (PCC_BITFIELD_TYPE_MATTERS): Define.
2202 (USE_CONST_SECTION): Define.
2203 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2204 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2205 (SUPPORTS_ONE_ONLY): Remove.
2206 (I386_PE_STRIP_ENCODING): Define.
2207 * config/interix.opt: Delete and move bits to..
2208 * config/i386/interix.opt: ..here. New.
2209 (mpe-aligned-commons): Add.
2210 * config/i386/t-interix: Add copyright header.
2211 (winnt-stubs.o): Add rule.
2213 2012-01-22 Jason Merrill <jason@redhat.com>
2216 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2217 for extra name aliases.
2219 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2221 PR rtl-optimization/51924
2222 * ree.c (combine_set_extension): Improve debugging message.
2223 (combine_reaching_defs): Likewise.
2224 (get_defs): Rename confusingly named variable.
2225 (find_and_remove_re): Skip a candidate if the extension expression has
2228 2012-01-21 Robert Millan <rmh@gnu.org>
2229 Gerald Pfeifer <gerald@pfeifer.com>
2231 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2232 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2234 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2236 PR tree-optimization/51914
2237 * tree-vect-stmts.c (vectorizable_conversion): For
2238 cvt_type && modifier == WIDEN, put temporary with cvt_type
2239 at the beginning of vec_dsts and set vec_dest to temporary
2242 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2244 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2246 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2248 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2249 * config/rs6000/rs6000.c: Likewise.
2251 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2254 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2255 output_move_double on a copy of operands array.
2257 2012-01-20 Cary Coutant <ccoutant@google.com>
2258 Dodji Seketeli <dodji@redhat.com>
2261 * dwarf2out.c (copy_declaration_context): Return ref to parent
2262 of declaration DIE, if necessary.
2263 (remove_child_or_replace_with_skeleton): Add new parameter; update
2264 caller. Place skeleton DIE under parent DIE of original declaration.
2265 Move call to copy_declaration_context to here ...
2266 (break_out_comdat_types): ... from here.
2268 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2270 PR rtl-optimization/51856
2271 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2274 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2277 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2278 hints for neon loads and stores.
2280 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2284 * doc/extend.texi (Named Address Spaces): Split into subsections.
2285 (AVR Named Address Spaces): New subsection.
2286 (M32C Named Address Spaces): New subsection.
2287 (RL78 Named Address Spaces): New subsection.
2288 (SPU Named Address Spaces): New subsection.
2289 (Variable Attributes): New anchor "AVR Variable Attributes".
2290 (AVR Variable Attributes): Rewrite and avoid wording
2291 "address space" in this context.
2292 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2293 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2294 (AVR Built-in Macros): New subsubsection therein.
2295 * doc/md.texi (AVR constraints): Remove "C04", "R".
2297 2012-01-20 Richard Guenther <rguenther@suse.de>
2299 PR tree-optimization/51903
2300 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2301 when removing stmts.
2303 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2306 * config/arm/arm.c (arm_load_pic_register): Use
2307 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2308 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2309 (arm_pic_static_addr): Likewise.
2310 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2311 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2312 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2313 (pic_load_addr_unified): New.
2315 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2318 * function.c (instantiate_virtual_regs_in_insn): Use
2319 delete_insn_and_edges when removing a wrong asm insn.
2321 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2323 PR rtl-optimization/40761
2324 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2325 Add new member loop_num.
2326 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2327 (ira_build): Remove the parameter.
2329 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2330 (ira.c): Do not build CFG loops for one region allocation. Remove
2331 argument from ira_build call.
2333 * ira-build.c (init_loop_tree_node): New function.
2334 (create_loop_tree_nodes): Use it. Separate the case when CFG
2335 loops are not built.
2336 (more_one_region_p): Check current_loops.
2337 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2339 (add_loop_to_tree): Process loop equal to NULL too.
2340 (form_loop_tree): Separate the case when CFG loops are not built.
2341 Use explicitly number for the root.
2342 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2344 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2345 instead of loop->num.
2346 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2347 (mark_all_loops_for_removal): Ditto.
2348 (remove_unnecessary_regions): Separate the case when CFG loops
2350 (ira_build): Remove the parameter. Use explicit number of regions
2351 when CFG loops are not built.
2353 * ira-color.c (print_loop_title): Separate the case for the root node.
2354 Use loop_num instead of loop->num.
2355 (move_spill_restore): Use loop_num instead of loop->num.
2357 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2358 (change_loop): Ditto.
2359 (change_loop): Use loop_num instead of loop->num.
2361 * ira-lives.c (process_bb_node_lives): Ditto.
2363 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2365 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2367 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2370 * tree-mudflap.c (mf_artificial): New function.
2371 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2372 mx_register_decls, mudflap_enqueue_decl): Use it.
2375 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2376 numbers in the insn pattern.
2378 2012-01-19 Michael Matz <matz@suse.de>
2380 PR tree-optimization/46590
2381 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2382 use it in remembering which conflicts we already created.
2383 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2386 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2389 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2390 (merge_and_complain): Same.
2392 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2395 * config/initfini-array.h: Guard content of the header
2396 with #ifdef HAVE_INITFINI_ARRAY.
2397 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2398 Add initfini-array.h to tm_file here.
2399 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2400 * config.gcc: Don't add initfini-array.h to tm_file here.
2401 * configure: Regenerated.
2403 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2405 PR rtl-optimization/51505
2406 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2407 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2408 (df_note_bb_compute): Update the call to df_kill_notes.
2410 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2412 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2414 2012-01-18 Richard Guenther <rguenther@suse.de>
2416 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2417 of conversions to void *.
2419 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2420 Richard Sandiford <rdsandiford@googlemail.com>
2424 * optabs.h (simplify_expand_binop): Declare.
2425 * optabs.c (simplify_expand_binop): Make global.
2426 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2427 endian targets if the source cannot be exactly covered by word
2430 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2433 * hard-reg-set.h (struct hard_reg_set_container): New type.
2434 * target.h (struct hard_reg_set_container): Forward declare.
2435 * target.def (set_up_by_prologue): New target hook.
2436 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2437 * doc/tm.texi: Regenerated.
2438 * function.c (thread_prologue_and_epilogue_insns): Change
2439 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2440 Call targetm.set_up_by_prologue on it.
2441 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2442 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2444 2012-01-17 Nick Clifton <nickc@redhat.com>
2446 * config/rx/rx.c (rx_can_use_simple_return): New function.
2447 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2448 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2450 2012-01-17 Richard Guenther <rguenther@suse.de>
2453 * expr.c (expand_assignment): Take address-space information
2454 from the address operand of MEM_REF and TARGET_MEM_REF.
2455 (expand_expr_real_1): Likewise.
2457 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2459 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2460 reload dump is requested.
2462 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2465 * trans-mem.c (requires_barrier): Call may_be_aliased.
2467 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2469 PR tree-optimization/51877
2470 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2471 call arguments and fndecls compare equal, instead return false if they
2472 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2473 both SSA_NAMEs that are valueized the same, or they satisfy
2476 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2478 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2480 * configure: Regenerate.
2482 2012-01-16 Jan Hubicka <jh@suse.cz>
2486 * convert.c (convert_to_integer): Use fold_convert for
2487 converting an INTEGER_CST to integer type.
2489 2012-01-16 Jason Merrill <jason@redhat.com>
2492 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2494 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2497 * config/s390/s390.c (s390_chunkify_start): Don't skip
2498 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2499 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2500 If insn is followed by NOTE_INSN_VAR_LOCATION or
2501 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2502 Don't use location of note insns.
2504 PR tree-optimization/51865
2505 * tree-inline.c (tree_function_versioning): Call remap_decl
2506 on DECL_RESULT whenever it has VOID_TYPE_P type.
2508 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2510 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2511 for calls to locally-binding MIPS16 functions if only the return
2512 type uses float regs.
2514 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2515 Richard Sandiford <rdsandiford@googlemail.com>
2517 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2518 (SYMBOL_32_HIGH): Likewise.
2519 (mips_output_tls_reloc_directive): Declare.
2520 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2521 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2522 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2523 (mips_lo_relocs, mips_hi_relocs): Make extern.
2524 (mips16_stub_function): Move up file.
2525 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2526 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2527 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2528 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2529 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2530 (mips_get_tp): Add MIPS16 support.
2531 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2532 Generalize DTPREL and TPREL handling.
2533 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2534 Add MIPS16 TLS support.
2535 (mips_output_tls_reloc_directive): New function.
2536 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2537 * config/mips/predicates.md (symbolic_operand_with_high)
2538 (tls_reloc_operand): New predicates.
2539 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2540 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2541 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2542 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2543 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2544 (*tls_get_tp_mips16_call_<mode>): Likewise.
2546 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2548 PR rtl-optimization/51821
2549 * recog.c (peep2_find_free_register): Determine clobbered registers
2552 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2555 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2556 * config/avr/avr.c: Likewise.
2557 * config/avr/avr.h: Likewise.
2559 2012-01-13 Ian Lance Taylor <iant@google.com>
2562 * tree.h (TYPE_QUALS): Add cast to int.
2563 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2565 2012-01-13 Ian Lance Taylor <iant@google.com>
2567 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2568 comparing param_index to VEC_length result.
2570 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2572 * c-decl.c: Do not include tree-mudflap.h
2573 * tree-optimize.c: Likewise.
2574 * Makefile.in: Update dependencies.
2576 2012-01-13 Richard Guenther <rguenther@suse.de>
2579 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2580 variable-sized result always use RSO.
2582 2012-01-12 DJ Delorie <dj@redhat.com>
2584 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2585 pointer type, not just the default pointer type.
2587 2012-01-09 Richard Henderson <rth@redhat.com>
2588 Denis Chertykov <chertykov@gmail.com>
2591 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2592 * config/avr/avr.c (avr_can_eliminate): Simplify.
2593 (avr_initial_elimination_offset): Likewise.
2594 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2595 (expand_epilogue): Likewise.
2596 (avr_legitimize_address): Gut.
2597 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2598 (avr_hard_regno_nregs): New.
2599 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2600 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2601 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2602 add soft frame pointer.
2603 (CALL_USED_REGISTERS): Likewise.
2604 (REG_CLASS_CONTENTS): Likewise.
2605 (REGISTER_NAMES): Likewise.
2606 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2607 (HARD_FRAME_POINTER_REGNUM): New.
2608 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2609 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2610 remove the HARD_FRAME_POINTER self-elimination.
2612 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2615 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2616 DECL_EXTERNAL when checking for initializers of progmem variables.
2618 2012-01-12 Ira Rosen <irar@il.ibm.com>
2620 PR tree-optimization/51799
2621 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2622 that the last operation is a type demotion.
2624 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2627 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2629 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2632 * combine.c (distribute_notes): If i3 is a noreturn call,
2633 allow old_size to be equal to args_size and make sure the
2634 noreturn call gets REG_ARGS_SIZE note.
2635 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2636 on noreturn calls even when the delta is 0.
2638 2012-01-11 Nathan Sidwell <nathan@acm.org>
2640 * gcov.c (STRING_SIZE): Remove.
2641 (generate_results): Erase annotations for source files with no
2642 coverage information.
2644 (output_lines): Use it.
2646 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2648 * gimple.h (gimplify_body): Remove first argument.
2649 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2650 pointer set here, instead just pass DATA to walk_tree.
2651 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2652 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2653 (unvisit_body): Likewise, but with unmark_visited.
2654 (gimplify_body): Remove BODY_P argument and adjust.
2655 (gimplify_function_tree): Adjust call to gimplify_body.
2656 * omp-low.c (finalize_task_copyfn): Likewise.
2658 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2660 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2661 (build_function_type_skip_args): Delete.
2662 * tree.c (build_function_type_skip_args): Make static and add
2663 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2664 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2665 pass it to build_function_type_skip_args.
2666 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2667 (tree_function_versioning): Likewise.
2668 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2669 build_function_decl_skip_args.
2670 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2671 and pass it to build_function_decl_skip_args/tree_function_versioning.
2672 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2673 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2674 * trans-mem.c (ipa_tm_create_version): Likewise.
2675 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2676 * tree-inline.c (declare_return_variable): Remove always-true test.
2677 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2678 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2679 * ipa-split.c (split_function): Skip the return value for the split
2680 part if it doesn't return.
2682 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2684 PR tree-optimization/49642
2685 * ipa-split.c (forbidden_dominators): New variable.
2686 (check_forbidden_calls): New function.
2687 (dominated_by_forbidden): Likewise.
2688 (consider_split): Check for forbidden dominators.
2689 (execute_split_functions): Initialize and free forbidden
2690 dominators info; call check_forbidden_calls.
2692 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2694 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2696 2012-01-11 Nick Clifton <nickc@redhat.com>
2698 * config/rx/rx.md (return): Define pattern.
2700 2012-01-11 Richard Guenther <rguenther@suse.de>
2702 * doc/extend.texi (malloc attribute): Adjust according to
2705 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2706 Patrick Marlier <patrick.marlier@gmail.com>
2709 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2710 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2711 (ipa_tm_note_irrevocable): Same.
2712 (ipa_tm_scan_irr_block): Same.
2713 (ipa_tm_decrement_clone_counts): Same.
2714 (ipa_tm_scan_irr_function): Same.
2715 (ipa_tm_create_version_alias): Same.
2716 (ipa_tm_create_version): Same.
2717 (ipa_tm_transform_calls_redirect): Same.
2718 (ipa_tm_transform_calls): Same.
2719 (ipa_tm_transform_transaction): Same.
2720 (ipa_tm_execute): Same.
2722 2012-01-10 Richard Guenther <rguenther@suse.de>
2725 * opts.c (common_handle_option): Handle -Werror.
2727 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2729 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2732 2012-01-10 Jason Merrill <jason@redhat.com>
2734 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2737 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2739 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2740 supports R_386_TLS_GD_PLT reloc.
2741 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2742 supports R_386_TLS_LDM_PLT reloc.
2743 * configure: Regenerate.
2744 * config.in: Regenerate.
2746 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2749 Extend __pgmx semantics to linearize memory.
2750 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2751 determine if code comes inline or from libgcc.
2752 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2753 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2754 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2755 (movmemx_qi, movmemx_hi): New insns.
2756 (xload_<mode>_libgcc): Rewrite to new insn condition.
2757 (xload_<mode>): Remove insns.
2758 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2759 cases that don't satisfy avr_xload_libgcc_p().
2760 (avr_addr_space_convert): Allow converting in any direction.
2761 (avr_addr_space_subset_p): Return always true.
2762 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2763 (avr_emit_movmemhi): Ditto.
2764 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2765 (avr_out_movmem): Ditto.
2766 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2767 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2768 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2769 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2770 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2772 2012-01-10 Richard Guenther <rguenther@suse.de>
2774 PR tree-optimization/50913
2775 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2776 Require data-refs to be representable by Graphite with respect
2779 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2782 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2784 2012-01-10 Tom de Vries <tom@codesourcery.com>
2786 PR rtl-optimization/51271
2787 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2788 handling annulled branch.
2790 2012-01-10 Richard Henderson <rth@redhat.com>
2792 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2793 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2794 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2795 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2796 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2797 arm_expand_vec_perm_const): New.
2798 * config/arm/arm-protos.h: Update.
2799 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2800 (*neon_vswp<VDQX>): New.
2801 (neon_vcombine<VDX>): Use neon_split_vcombine.
2802 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2803 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2804 (vec_perm<VE>): New.
2806 2012-01-10 Richard Henderson <rth@redhat.com>
2808 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2809 use it if reload_completed.
2810 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2811 arm_output_asm_insn, arm_process_output_memory_barrier,
2812 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2813 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2814 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2815 arm_process_output_sync_insn, arm_output_sync_insn,
2816 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2817 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2818 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2819 (emit_unlikely_jump): New.
2820 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2821 (arm_split_atomic_op): New.
2822 * config/arm/arm-protos.h: Update.
2823 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2824 (struct arm_sync_generator): Remove.
2825 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2826 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2827 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2828 (VUNSPEC_LL, VUNSPEC_SC): New.
2829 (sync_result, sync_memory, sync_required_value, sync_new_value,
2830 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2831 (attr length): Don't use arm_sync_loop_insns.
2832 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2833 (movsfcc, movdfcc): Likewise.
2834 * config/arm/constraints.md (Ua): New.
2835 * config/arm/prediates.md (mem_noofs_operand): New.
2836 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2837 (sync_clobber, sync_t2_reqd): Remove.
2838 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2839 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2840 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2841 (arm_sync_compare_and_swap<SIDI>): Remove.
2842 (arm_sync_compare_and_swap<NARROW>): Remove.
2843 (arm_sync_lock_test_and_set<SIDI>): Remove.
2844 (arm_sync_lock_test_and_set<NARROW>): Remove.
2845 (arm_sync_new_<syncop><SIDI>): Remove.
2846 (arm_sync_new_<syncop><NARROW>): Remove.
2847 (arm_sync_new_nand<SIDI>): Remove.
2848 (arm_sync_new_nand<NARROW>): Remove.
2849 (arm_sync_old_<syncop><SIDI>): Remove.
2850 (arm_sync_old_<syncop><NARROW>): Remove.
2851 (arm_sync_old_nand<SIDI>): Remove.
2852 (arm_sync_old_nand<NARROW>): Remove.
2853 (*memory_barrier): Merge arm_output_memory_barrier.
2854 (atomic_compare_and_swap<QHSD>): New.
2855 (atomic_compare_and_swap<NARROW>_1): New.
2856 (atomic_compare_and_swap<SIDI>_1): New.
2857 (atomic_exchange<QHSD>): New.
2858 (cas_cmp_operand, cas_cmp_str): New.
2859 (atomic_op_operand, atomic_op_str): New.
2860 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2861 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2862 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2863 (arm_load_exclusive<NARROW>): New.
2864 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2865 (arm_store_exclusive<QHSD>): New.
2867 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2869 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2870 reload patterns if -mvsx-scalar-memory.
2872 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2873 generated, even -mno-vsx-scalar-double was used.
2874 (vsx_xscvdpsp_scalar): Likewise.
2875 (vsx_xscvspdp_scalar2): Likewise.
2877 2012-01-09 Tom de Vries <tom@codesourcery.com>
2878 Andrew Pinski <apinski@cavium.com>
2881 * reorg.c (fill_slots_from_thread): Don't speculate
2882 frame-related insns.
2884 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2886 * sched-int.h (bb_note): Move to...
2887 * basic-block.h: ...here.
2888 * haifa-sched.c (bb_note): Move to...
2889 * cfgrtl.c: ...here.
2890 * function.c (next_block_for_reg): New function.
2891 (move_insn_for_shrink_wrap): Likewise.
2892 (prepare_shrink_wrap): Rewrite to use the above.
2894 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2896 * gimple.c (is_gimple_non_addressable): Remove.
2897 * gimple.h: Remove is_gimple_non_addressable.
2898 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2899 is_gimple_non_addressable.
2900 * trans-mem.c (expand_assign_tm): Same.
2902 2012-01-09 Richard Guenther <rguenther@suse.de>
2904 PR tree-optimization/51775
2905 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2906 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2908 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2910 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2912 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2914 2012-01-09 Richard Guenther <rguenther@suse.de>
2916 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2918 2012-01-08 Jan Hubicka <jh@suse.cz>
2920 PR tree-optimize/51680
2921 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2922 on when known_vals needs to be computed; cleanup.
2924 2012-01-08 Jan Hubicka <jh@suse.cz>
2926 PR tree-optimize/51694
2927 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2929 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2931 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2932 for -std=c++98 and -std=c++11 too.
2934 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2936 * cfgloop.c (cancel_loop): Add free() of bbs array.
2938 2012-01-07 Jan Hubicka <jh@suse.cz>
2940 PR tree-optimization/51600
2941 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2942 that benefits small functions.
2944 2012-01-07 Jan Hubicka <jh@suse.cz>
2946 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2948 2012-01-07 Jan Hubicka <jh@suse.cz>
2950 PR tree-optimization/51680
2951 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2952 whose inlining reduce unit size.
2954 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2957 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2958 Add canonical node to containing_mem chain after the non-canonical
2959 one, even if there weren't any locs to propagate.
2960 (remove_useless_values): Keep only canonical values.
2961 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2962 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2963 canonicalize mem_chain elements that are not discarded.
2965 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2968 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2969 before emitting functions.
2971 PR gcov-profile/50127
2972 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2973 clear_aux_for_blocks.
2975 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2978 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2980 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2982 * c-decl.c (ext_block): Moved up.
2983 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2985 2012-01-06 Han Shen <shenhan@google.com>
2987 Translate built-in include paths for sysroot.
2988 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2989 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2991 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2992 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2994 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2995 control whether sysroot should be prepended to gxx include dir.
2997 * configure: Regenerate.
2999 2012-01-06 Torvald Riegel <triegel@redhat.com>
3001 PR rtl-optimization/51771
3002 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3003 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3005 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3007 PR tree-optimization/51315
3008 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3009 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3011 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3014 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3015 for shrp pattern. Correctly handle and fixup shift variable.
3016 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3018 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3021 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3022 note when !ACCUMULATE_OUTGOING_ARGS.
3024 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3026 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3028 (extract_range_from_unary_expr_1): Avoid useless computations.
3030 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3032 PR rtl-optimization/51767
3033 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3034 of jump_block and add an extra edge for degenerated asm gotos.
3037 * stmt.c (check_unique_operand_names): Don't ICE during error
3038 reporting if i is from labels chain.
3041 * profile.c (branch_prob): Split bbs that have exit edge
3042 and need a fake entry edge too.
3044 2012-01-05 Jan Hubicka <jh@suse.cz>
3047 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3050 2012-01-05 Richard Guenther <rguenther@suse.de>
3053 * tree-streamer-out.c (write_ts_optimization): New function.
3054 (streamer_write_tree_body): Call it.
3055 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3056 (streamer_read_tree_body): Call it.
3057 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3059 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3062 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3063 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3064 in_cleanup_point_expr before gimplify_stmt call and restore it
3066 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3067 in_cleanup_point_expr is false.
3069 2012-01-05 Richard Guenther <rguenther@suse.de>
3072 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3074 * toplev.c (process_options): Reject combining mudflap and LTO.
3075 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3077 2012-01-05 Richard Guenther <rguenther@suse.de>
3079 PR tree-optimization/51760
3080 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3082 (bit_value_unop): Handle UNDEFINED operands.
3083 (bit_value_binop): Likewise.
3085 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3087 * config/avr/avr.c (avr_replace_prefix): Remove.
3088 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3089 (avr_asm_function_rodata_section): Ditto.
3090 (avr_asm_select_section): Ditto.
3092 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3094 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3097 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3100 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3101 calls that have any non-fake successor edges.
3104 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3106 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3108 PR tree-optimization/51624
3109 * tree-sra.c (build_ref_for_model): When replicating a chain of
3110 COMPONENT_REFs, stop as soon as the offset would become negative.
3112 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3115 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3116 in .debug_loc on the floor.
3118 2012-01-04 Andrew Pinski <apinski@cavium.com>
3120 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3122 2012-01-04 Andrew Pinski <apinski@cavium.com>
3123 Adam Nemet <anemet@caviumnetworks.com>
3125 * config/mips/mips.md (size): Add SI and DI.
3126 (SIZE): New mode attribute.
3127 (U): New code attribute.
3128 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3129 (mips_lbux_<mode>): Delete.
3130 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3131 (mips_lhx): Use gen_mips_lhx_extsi.
3132 (mips_lhx_<mode>): Delete.
3134 (mips_l<size>x): New expand.
3135 (mips_lwx_<mode>): Delete.
3136 (mips_l<GPR:size>x_<P:mode>): New pattern.
3137 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3138 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3139 * config/mips/mips.c (mips_lx_address_p): New function.
3140 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3141 (dsp64): New availability predicate.
3142 (mips_builtins): Add an entry for __builtin_mips_ldx.
3143 * config/mips/mips.h (ISA_HAS_LBX): New define.
3144 (ISA_HAS_LBUX): Likewise.
3145 (ISA_HAS_LHX): Likewise.
3146 (ISA_HAS_LHUX): Likewise.
3147 (ISA_HAS_LWX): Likewise.
3148 (ISA_HAS_LWUX): Likewise.
3149 (ISA_HAS_LDX): Likewise.
3150 * doc/extend.texi (__builtin_mips_ldx): Document.
3152 2012-01-04 Tristan Gingold <gingold@adacore.com>
3154 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3155 when long pointers are used.
3156 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3157 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3158 (ia64-hp-*vms*): Remove.
3159 * config/vms/xm-vms64.h: Delete.
3161 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3164 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3166 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3168 * opts.c (finish_options): Remove duplicate sorry.
3170 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3173 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3176 2012-01-04 Richard Guenther <rguenther@suse.de>
3179 * tree.c (size_low_cst): New function.
3180 * tree.h (size_low_cst): Declare.
3181 * fold-const.c (fold_comparison): Use it to extract the low
3182 part of the POINTER_PLUS_EXPR offset.
3184 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3186 Fix clearing ZERO_REG
3187 * config/avr/avr.md (cc): Add alternative "ldi".
3188 (movqi_insn): Use it in cc attribute.
3189 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3190 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3191 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3193 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3195 * configure: Regenerate.
3197 2012-01-04 Richard Guenther <rguenther@suse.de>
3199 PR tree-optimization/49651
3200 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3201 (var_can_have_subvars): Use it.
3202 (get_constraint_for_1): Only consider subfields if there can be any.
3204 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3207 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3208 to its new canonical_cselib_val and the cselib_val was in
3209 first_containing_mem chain, but the canonical_cselib_val was not,
3210 add the latter into the chain.
3211 (cselib_invalidate_mem): Compare canonical_cselib_val of
3212 addr_list chain elt with v.
3215 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3216 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3218 (output_macinfo_op): Don't ggc_strdup fd->filename.
3219 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3220 then ggc_strdup it. Don't free inc->info or cur->info.
3221 (output_macinfo): Don't free ref->info or file->info.
3223 2012-01-03 Ira Rosen <irar@il.ibm.com>
3225 PR tree-optimization/51269
3226 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3227 first_niters a pointer.
3228 (slpeel_tree_peel_loop_to_edge): Likewise.
3229 (vect_do_peeling_for_loop_bound): Update call to
3230 slpeel_tree_peel_loop_to_edge.
3231 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3232 here. Remove it from the parameters list.
3233 (vect_do_peeling_for_alignment): Update calls and compute
3236 2012-01-03 Richard Guenther <rguenther@suse.de>
3238 PR tree-optimization/51070
3239 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3240 Properly handle calls.
3242 2012-01-03 Richard Guenther <rguenther@suse.de>
3244 PR tree-optimization/51692
3245 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3246 the LHS of allocation stmts.
3248 2012-01-03 Olivier Hainque <hainque@adacore.com>
3250 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3252 2012-01-03 Olivier Hainque <hainque@adacore.com>
3254 * collect2.c (main): In AIX specific computations for vector
3255 insertions, use CONST_CAST2 to cast from char ** to const char **.
3257 2012-01-03 Richard Guenther <rguenther@suse.de>
3260 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3261 the context of a limbo DIE when it does not already exist.
3263 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3265 PR tree-optimization/51719
3266 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3267 but direct call is, clear direct call's lhs and don't add fallthrough
3268 edge from dcall_bb to join_bb and PHIs.
3270 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3272 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3273 the instructions emitted by the pattern.
3274 ("*TDC_insn_<mode>"): Add comment.
3276 2012-01-03 Richard Guenther <rguenther@suse.de>
3279 * fold-const.c (fold_comparison): Properly canonicalize
3280 tree offset and HOST_WIDE_INT bit position.
3282 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3284 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3285 operands for extzv pattern.
3287 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3290 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3293 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3295 * doc/invoke.texi (-flto and related options): Copy-edit.
3297 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3299 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3301 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3303 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3306 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3308 * expr.h (move_by_pieces_ninsns): Declare.
3309 * expr.c (move_by_pieces_ninsns): Make external.
3310 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3311 (mips_store_by_pieces_p): Likewise.
3312 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3313 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3314 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3315 (mips_store_by_pieces_p): Likewise.
3317 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3319 * passes.c (register_one_dump_file): Free full_name.
3321 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3322 (calculate_elim_costs_all_insns): Free offsets_at and
3323 offsets_known_at at the end and clear the pointers.
3325 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3327 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3328 this option introduced in r180739.
3330 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3333 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3334 (tmake_file target=avr): Add avr/t-multilib.
3336 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3337 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3338 * config/avr/genmultilib.awk: New file.
3339 * config/avr/t-multilib: New auto-generated file.
3340 * config/avr/multilib.h: New auto-generated file.
3341 * config/avr/t-avr (AVR_MCUS): New variable.
3342 (genopt.sh): Use it.
3343 (s-mlib): Depend on t-multilib.
3344 (t-multilib, multilib.h): New dependencies.
3345 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3346 (MULTILIB_OPTIONS): Remove.
3347 (MULTILIB_MATCHES): Remove.
3348 (MULTILIB_DIRNAMES): Remove.
3349 (MULTILIB_EXCEPTIONS): Remove:
3350 * config/avr/genopt.sh: Don't use hard coded file name;
3351 pass AVR_MCUS from t-avr instead.
3353 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3355 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3357 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3359 Implement light-weight DImode support.
3360 * config/avr/avr-dimode.md: New file.
3361 * config/avr/avr.md: Include it.
3362 (adjust_len): Add plus64, compare64.
3363 (HIDI): Remove code iterator.
3364 (code_stdname): New code attribute.
3365 (rotx, rotsmode): Remove DI.
3366 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3368 * config/avr/avr-protos.h (avr_have_dimode): New.
3369 (avr_out_plus64, avr_out_compare64): New.
3370 * config/avr/avr.c (avr_out_compare): Handle DImode.
3371 (avr_have_dimode): New variable definition and initialization.
3372 (avr_out_compare64, avr_out_plus64): New functions.
3373 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3374 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3375 (avr_compare_pattern): Skip DImode comparisons.
3377 2012-01-02 Revital Eres <revital.eres@linaro.org>
3379 * ddg.c (def_has_ccmode_p): New function.
3380 (add_cross_iteration_register_deps,
3381 create_ddg_dep_from_intra_loop_link): Call it.
3383 2012-01-02 Richard Guenther <rguenther@suse.de>
3386 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3388 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3390 * gcc.c (process_command): Update copyright notice dates.
3391 * gcov.c (print_version): Likewise.
3392 * gcov-dump.c (print_version): Likewise.
3393 * mips-tfile.c (main): Likewise.
3394 * mips-tdump.c (main): Likewise.
3396 2012-01-01 Ira Rosen <irar@il.ibm.com>
3398 PR tree-optimization/51704
3399 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3400 a use is inside the basic block or loop before accessing its vect info.
3402 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3404 PR rtl-optimization/51069
3405 * cfgloopmanip.c (remove_path): Removing path making irreducible
3406 region unconditional makes BB part of the region.
3408 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3410 PR tree-optimization/51683
3411 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3412 calls with side-effects.
3413 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3415 Copyright (C) 2012 Free Software Foundation, Inc.
3417 Copying and distribution of this file, with or without modification,
3418 are permitted in any medium without royalty provided the copyright
3419 notice and this notice are preserved.