1 2013-01-29 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/56113
4 * tree-ssa-structalias.c (equiv_class_lookup): Also return
6 (label_visit): Free duplicate bitmaps and record the leader instead.
7 (perform_var_substitution): Adjust.
9 2013-01-28 Serowk <serowk@yandex.ru>
12 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
13 Fix mode checks to allow for the passing of constants in the
15 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
16 Add entries in the switch statement for builtin iwmmxt vector
17 shift and rotate builtins.
19 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
21 Backport from mainline
22 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
25 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
26 operand 0 in movabs insn template for -masm=intel asm alternative.
27 (*movabs<mode>_2): Ditto for operand 1.
29 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
31 Backport from mainline
32 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
35 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
37 (*movdi_internal_rex64): Remove (!o,n) alternative.
38 (DImode immediate->memory splitter): Remove.
39 (DImode immediate->memory peephole2): Remove.
40 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
41 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
42 alternative to (!o,*r).
43 (*movtf_internal_sse): New pattern.
44 (*movxf_internal_rex64): New pattern.
45 (*movxf_internal): Disable for TARGET_64BIT.
46 (*movdf_internal_rex64): Remove (!o,F) alternative.
48 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
50 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
51 involving stack registers slightly.
53 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
55 * config/i386/constraints.md (Yf): New constraint.
56 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
57 of f constraint to conditionaly disable x87 register preferences.
58 (*movdf_internal): Ditto.
59 (*movsf_internal): Ditto.
61 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
63 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
64 (*movtf_internal_rex64): Add (!o,C) alternative
65 (*movxf_internal_rex64): Ditto.
66 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
68 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
70 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
72 2013-01-24 Martin Jambor <mjambor@suse.cz>
74 Backport from mainline
75 2013-01-04 Martin Jambor <mjambor@suse.cz>
77 PR tree-optimization/55755
78 * tree-sra.c (sra_modify_assign): Do not check that an access has no
79 children when trying to avoid producing a VIEW_CONVERT_EXPR.
81 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
83 Backport from mainline
84 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
88 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
90 PR rtl-optimization/56023
91 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
92 dependent on debug instruction.
94 2013-01-21 Martin Jambor <mjambor@suse.cz>
96 Backport from mainline
97 2013-01-17 Martin Jambor <mjambor@suse.cz>
99 PR tree-optimizations/55264
100 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
101 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
102 for virtual functions.
103 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
105 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
106 virtual methods before inlining is over.
108 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
110 Backport from mainline
111 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
114 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
115 store through atomic_store<mode>_1.
116 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
118 2013-01-16 Richard Biener <rguenther@suse.de>
121 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
122 account for bitpos when computing alignment.
124 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
126 Backport from 2013-01-14 trunk r195169.
129 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
130 etc. to 1 and not to __flash.
131 Use LL suffix for __INT24_MAX__ with -mint8.
132 Use ULL suffix for __UINT24_MAX__ with -mint8.
134 2013-01-14 Matthias Klose <doko@ubuntu.com>
136 * doc/invoke.texi: Document -print-multiarch.
137 * doc/install.texi: Document --enable-multiarch.
138 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
139 * configure.ac: Add --enable-multiarch option.
140 Substitute with_cpu, with_float.
141 * configure: Regenerate.
142 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
143 enable_multiarch, with_cpu, with_float: New macros.
144 if_multiarch: New macro, define in terms of enable_multiarch.
145 * genmultilib: Add new argument for the multiarch name.
146 * gcc.c (multiarch_dir): Define.
147 (for_each_path): Search for multiarch suffixes.
148 (driver_handle_option): Handle multiarch option.
149 (do_spec_1): Pass -imultiarch if defined.
150 (main): Print multiarch.
151 (set_multilib_dir): Separate multilib and multiarch names
152 from multilib_select.
153 (print_multilib_info): Ignore multiarch names in multilib_select.
154 * incpath.c (add_standard_paths): Search the multiarch include dirs.
155 * cppdefault.h (default_include): Document multiarch in multilib
157 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
158 include directory for multiarch directories.
159 * common.opt: New options --print-multiarch and -imultilib.
161 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
162 Include i386/t-linux.
163 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
164 Include i386/t-kfreebsd.
165 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
166 * config/i386/t-linux64: Add multiarch names in
167 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
168 * config/i386/t-gnu: New file.
169 * config/i386/t-kfreebsd: Likewise.
170 * config/i386/t-linux: Likewise.
172 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
173 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
174 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
175 for 32bit non-biarch configurations.
177 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
178 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
181 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
183 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
185 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
186 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
187 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
189 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
190 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
191 Include rs6000/t-linux for 32bit non-biarch configurations.
193 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
195 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
197 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
198 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
200 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
201 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
203 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
205 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
206 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
207 (vect_estimate_min_profitable_iter): Adjust to above fix.
208 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
210 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
212 Backport from mainline
213 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
215 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
216 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
217 documentation. Add missing '__' in front of
218 __builtin_ia32_packssdw256.
220 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
222 Backport from mainline
223 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
225 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
226 attribute of movddup insn to DF.
227 (*vec_interleave_lowv2df): Ditto.
228 (vec_dupv2df): Ditto.
230 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
232 Backport from 2013-01-07 trunk r194991, r194992.
235 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
238 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
239 (avr_addrspace_t): Add .section_name field.
240 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
242 (avr_addrspace): Same. Initialize .section_name. Remove last
243 NULL entry. Put __memx into .progmemx.data.
244 (progmem_section_prefix): Remove.
245 (avr_asm_init_sections): No need to initialize progmem_section.
246 (avr_asm_named_section): Use avr_addrspace[].section_name to get
248 (avr_asm_select_section): Ditto. And use get_unnamed_section to
249 retrieve the progmem section.
250 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
251 boundary to run over avr_addrspace[].
252 (avr_register_target_pragmas): Ditto.
254 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
256 Backport from 2013-01-07 trunk r194978.
259 * doc/install.texi (Cross-Compiler-Specific Options): Document
262 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
264 Backport from 2013-01-07 trunk r194968.
267 * config/avr/t-avr: Don't automatically rebuild
268 $(srcdir)/config/avr/t-multilib
269 $(srcdir)/config/avr/avr-tables.opt
270 (avr-mcus): New phony target to build them on request.
271 (s-avr-mlib): Remove.
272 * avr/avr-mcus.def: Adjust comments.
274 2013-01-07 Terry Guo <terry.guo@arm.com>
276 Backport from mainline
277 2012-12-19 Terry Guo <terry.guo@arm.com>
279 * config/arm/arm.c (thumb_find_work_register): Check argument
280 register number based on current PCS.
282 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
284 Backport from mainline
285 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
289 selected code model, define __code_mode_small__, __code_model_medium__,
290 __code_model_large__, __code_model_32__ or __code_model_kernel__.
291 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
292 xchg temporary register with %k. Declare temporary register as
294 [__x86_64__]: For medium and large code models, preserve %rbx register.
296 2013-01-03 Richard Henderson <rth@redhat.com>
298 * config/i386/i386.c (ix86_expand_move): Always assign to op1
299 after eliminating TLS symbols.
301 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
304 * config/pa/pa.md (movsi): Revert previous change.
305 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
308 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
311 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
314 2013-01-02 Jason Merrill <jason@redhat.com>
317 * tree.c (build_array_type_1): Revert earlier change.
319 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
322 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
325 2012-12-21 Martin Jambor <mjambor@suse.cz>
327 PR tree-optimization/55355
328 * tree-sra.c (type_internals_preclude_sra_p): Also check that
329 bit_position is small enough to fit a single HOST_WIDE_INT.
331 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
333 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
335 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
337 Backport from mainline
338 2012-10-15 Matthias Klose <doko@ubuntu.com>
340 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
341 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
343 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
344 Tomash Brechko <tomash.brechko@gmail.com>
347 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
348 handling of before and after cases.
349 * config/sparc/sync.md (atomic_store): Fix pasto.
351 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
353 * optabs.c (expand_atomic_store): Elide redundant model test.
355 2012-12-13 Richard Henderson <rth@redhat.com>
358 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
360 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
363 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
364 (tldo_stb_sp64): Likewise.
365 (tldo_sth_sp32): Likewise.
366 (tldo_sth_sp64): Likewise.
367 (tldo_stw_sp32): Likewise.
368 (tldo_stw_sp64): Likewise.
369 (tldo_stx_sp64): Likewise.
371 2012-12-10 Kai Tietz <ktietz@redhat.com>
374 * print-tree.c (print_node): Cast from pointer via uintptr_t.
376 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
378 Backport from mainline
379 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
380 H.J. Lu <hongjiu.lu@intel.com>
383 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
384 before using it as insn or call equivalent.
386 2012-12-06 Jason Merrill <jason@redhat.com>
389 * tree.c (build_array_type_1): Re-layout if we found it in the
392 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
394 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
395 opaque cond in all call insns.
397 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
399 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
400 area if the function allocates dynamic stack space.
401 (ia64_initial_elimination_offset): Adjust offsets to above change.
403 2012-12-03 Richard Biener <rguenther@suse.de>
405 Backport from mainline
406 2012-09-24 Richard Guenther <rguenther@suse.de>
408 PR tree-optimization/53663
409 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
410 native encode/interpret translation on VN_WALKREWRITE.
412 2012-12-03 Kai Tietz <ktietz@redhat.com>
415 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
418 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
421 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
423 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
425 Backport from mainline:
426 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
429 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
430 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
431 (in_nullified_branch_delay): Likewise.
432 (in_call_delay): Likewise.
433 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
434 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
435 the $$sh_func_adrs call as variable. Update type of sibcalls and
437 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
438 length instead of adjustment. Handle negative and undefined call
439 adjustments for insn_default_length. Remove adjustment for millicode
440 insn with unfilled delay slot.
441 (pa_output_millicode_call): Update for revised millicode length.
442 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
444 2012-11-29 Kai Tietz <ktietz@redhat.com>
447 * prefix.c (lookup_key): Replace xmalloc/xrealloc
448 use by XNEWVEC/XRESIZEVEC.
450 * i386.c (get_scratch_register_on_entry): Handle
452 (split_stack_prologue_scratch_regno): Likewise.
453 (ix86_static_chain): Likewise.
454 (x86_output_mi_thunk): Likewise.
456 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
458 Backported from mainline
459 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
460 Markus Trippelsdorf <markus@trippelsdorf.de>
463 * lto-opts.c (lto_write_options): Also handle
464 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
465 OPT_SPECIAL_program_name.
468 * lto-wrapper.c (merge_and_complain): Handle
469 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
470 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
472 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
474 PR rtl-optimization/55489
475 * gcse.c (compute_transp): Precompute a canonical version
476 of XEXP (x, 0), and pass it to canon_true_dependence.
478 2012-11-27 Richard Biener <rguenther@suse.de>
481 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
482 stmt with a NOP instead of removing it.
484 2012-11-26 Richard Biener <rguenther@suse.de>
486 Backport from mainline
487 2012-10-19 Richard Biener <rguenther@suse.de>
489 PR tree-optimization/54976
490 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
491 Robustify against odd inner_mode inputs.
493 2012-10-12 Richard Biener <rguenther@suse.de>
495 PR tree-optimization/54894
496 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
497 Handle over-aligned scalar types properly.
499 2012-10-02 Richard Guenther <rguenther@suse.de>
502 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
505 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
507 Backport from mainline
508 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
510 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
511 explaining the register ordering preferences.
513 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
514 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
515 constraints so that the traditional floating point loads, stores,
516 and moves are done first, then the VSX loads, stores, and moves,
517 and finally the GPR loads, stores, and moves so that reload
518 chooses FPRs over GPRs, and uses the traditional load/store
519 instructions which provide an offset.
520 (movdf_hardfloat64): Likewise.
522 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
524 Backported from mainline
525 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
526 H.J. Lu <hongjiu.lu@intel.com>
529 * config/i386/i386.c (legitimize_pic_address): Properly handle
531 (ix86_print_operand_address): Set code to 'k' when forcing
532 addr32 prefix. For x32, zero-extend negative displacement if
535 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
537 * common.opt (fvar-tracking-uninit): Document.
538 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
539 * config/darwin.c (darwin_override_options): Likewise.
541 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
543 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
544 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
546 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
548 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
550 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
552 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
555 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
557 Backport from mainline
558 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
560 * config/i386/i386.c (ix86_init_machine_status): Do not
561 explicitly clear tls_descriptor_call_expanded_p again.
563 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
566 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
567 as read and written by the instruction.
569 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
571 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
572 (ix86_instantiate_decls): New function.
573 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
574 stack slot instead of SLOT_VIRTUAL.
575 <case IX86_BUILTIN_STMXCSR>: Ditto.
576 (assign_386_stack_local): Do not assert when virtual slot is valid.
577 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
578 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
579 (truncxf<mode>2): Ditto.
580 (floatunssi<mode>2): Ditto.
581 (isinf<mode>2): Ditto.
582 * config/i386/sync.md (atomic_load<mode>): Ditto.
583 (atomic_store<mode>): Ditto.
585 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
588 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
589 the argument is itself a conditional expression.
591 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
593 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
596 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
598 PR tree-optimization/54986
599 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
600 conversions on entry but add them back on exit if needed.
602 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
605 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
607 (print_reg): Use true_regnum rather than REGNO.
608 (ix86_print_operand_address): Remove SUBREG handling.
610 2012-11-05 Jakub Jelinek <jakub@redhat.com>
612 Backported from mainline
613 2012-10-24 Jakub Jelinek <jakub@redhat.com>
616 * gimple.h (is_gimple_sizepos): New inline function.
617 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
618 final assignment to expr variable.
619 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
620 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
621 into a local temporary.
623 2012-10-10 Jakub Jelinek <jakub@redhat.com>
625 PR tree-optimization/54877
626 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
627 use make_ssa_name instead of copy_ssa_name.
629 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
631 Backport from mainline
632 2012-10-31 Jakub Jelinek <jakub@redhat.com>
634 PR tree-optimization/53708
635 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
636 user-supplied alignment when used with an explicit section name.
638 2012-11-02 Jeff Law <law@redhat.com>
640 PR tree-optimization/54985
641 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
642 from thread_across_edge.
643 (thread_across_edge): Use it in all cases where we might thread
646 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
648 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
649 special register pushes before frame probing and allocation.
651 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
652 Joel Sherrill <joel.sherrill@oarcorp.com>
654 * config/sparc/t-rtems: New (Custom multilibs).
655 * config/sparc/t-rtems-64: New (Custom multilibs).
656 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
657 (sparc-*-rtems*): Add sparc/t-rtems.
659 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
661 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
663 (hash_rtx): Likewise.
665 2012-10-29 Terry Guo <terry.guo@arm.com>
667 Backport from mainline
668 2012-10-11 Terry Guo <terry.guo@arm.com>
670 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
672 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
675 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
677 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
678 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
680 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
682 * config/avr/t-rtems: Revert previous commit.
684 2012-10-26 Terry Guo <terry.guo@arm.com>
686 Backport from mainline
687 2012-10-23 Terry Guo <terry.guo@arm.com>
690 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
693 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
695 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
697 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
699 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
701 * config.gcc (microblaze*-*-rtems*): New target.
702 * config/microblaze/rtems.h: New.
703 * config/microblaze/t-rtems: New.
705 2012-10-25 Richard Biener <rguenther@suse.de>
707 PR tree-optimization/54902
708 * tree-ssa-pre.c (fini_pre): Return TODO.
709 (execute_pre): Adjust.
710 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
711 blocks before computing dominators.
713 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
715 Backport from mainline
716 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
718 * config/i386/i386.c (memory_address_length): Assert that non-null
719 base or index RTXes are registers. Do not check for REG RTXes.
720 Determine addr32 prefix using SImode_address_operand or
721 from original base and index RTXes. Simplify code.
723 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
725 * config/i386/i386-protos.h (memory_address_length): Add new bool
726 argument. Update all uses.
727 * config/i386/i386.c (memory_address_length): If not LEA insn, then
728 add length of addr32 prefix based on mode of base or index register.
729 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
730 addresses here. Update call to memory_address_length.
731 (ix86_print_address_operand): Use SImode_address_operand predicate.
732 * config/i386/predicates.md (SImode_address_operand): New.
733 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
734 to calculate "mode" attribute. Use SImode_address_operand predicate
735 instead of open-coding accepted RTX codes.
737 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
739 Backport from 2012-10-22 trunk r192685.
740 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
741 Note __AVR_<device>__ is not defined for cores.
742 Don't point to --help=target.
743 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
745 2012-10-19 Marek Polacek <polacek@redhat.com>
747 Backported from mainline
748 2012-10-19 Marek Polacek <polacek@redhat.com>
751 * fold-const.c (fold_sign_changed_comparison): Punt if folding
752 pointer/non-pointer comparison.
754 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
756 Backported from mainline
757 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
760 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
761 sure the mode is correct when falling through from above cases.
763 2012-10-19 Alan Modra <amodra@gmail.com>
765 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
766 (HAVE_LD_LARGE_TOC): Likewise.
767 * configure: Regenerate.
769 2012-10-19 Alan Modra <amodra@gmail.com>
771 * config/rs6000/predicates.md (splat_input_operand): Don't call
772 input_operand for MEMs. Instead check for volatile and call
773 memory_address_addr_space_p with modified mode.
775 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
777 Backported from mainline
778 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
780 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
782 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
784 PR rtl-optimization/54870
785 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
786 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
787 SSA_NAME pointer that points to a partition if there is at least
788 one variable with it set in the partition.
789 * dse.c (local_variable_can_escape): New predicate.
790 (can_escape): Call it.
791 * gimplify.c (mark_addressable): If this is a partitioned decl, also
792 mark the SSA_NAME pointer that points to a partition.
794 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
796 Backport from mainline
797 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
799 PR rtl-optimization/53701
800 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
801 rocess not only expr's vinsns but all old vinsns from expr's
804 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
806 Backport from mainline
807 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
810 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
812 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
813 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
814 only if producer writes to the register given by regno.
816 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
818 Backport from mainline
819 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
821 * config/i386/sse.md (UNSPEC_MOVU): Remove.
823 (UNSPEC_STOREU): Ditto.
824 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
825 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
826 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
827 (<sse2>_movdqu<avxsizesuffix>): Split to ...
828 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
829 (<sse2>_storedqu<avxsizesuffix>): ... this.
830 (*sse4_2_pcmpestr_unaligned): Update.
831 (*sse4_2_pcmpistr_unaligned): Ditto.
833 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
834 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
835 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
836 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
837 gen_sse2_load{dqu,upd} to load from unaligned memory and
838 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
840 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
841 Use CODE_FOR_sse_loadups.
842 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
843 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
844 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
845 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
846 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
847 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
848 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
849 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
850 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
851 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
852 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
854 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
856 Backport from trunk (r190222):
858 PR tree-optimization/54146
859 * ifcvt.c: Include pointer-set.h.
860 (cond_move_process_if_block): Change type of then_regs and
861 else_regs from alloca'd array to pointer_sets.
862 (check_cond_move_block): Update for this change.
863 (cond_move_convert_if_block): Likewise.
864 * Makefile.in: Fix dependencies for ifcvt.o.
866 2012-10-15 Richard Guenther <rguenther@suse.de>
868 PR tree-optimization/54920
869 * tree-ssa-pre.c (create_expression_by_pieces): Properly
870 allocate temporary storage for all NARY elements.
872 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
875 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
877 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
879 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
880 default_use_cxa_atexit to yes.
882 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
884 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
886 2012-10-05 Jan Hubicka <jh@suse.cz>
887 Jakub Jelinek <jakub@redhat.com>
889 PR tree-optimization/33763
890 * tree-inline.c (expand_call_inline): Silently ignore always_inline
891 attribute for redefined extern inline functions.
893 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
895 Backported from mainline
896 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
898 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
899 in SSE and YMM state support check for -march=native.
901 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
904 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
907 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
909 Backported from mainline
910 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
913 * doc/invoke.texi: Document -mprefer-avx128.
915 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
917 Backported from mainline
918 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
921 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
922 (XSTATE_FP): Likewise.
923 (XSTATE_SSE): Likewise.
924 (XSTATE_YMM): Likewise.
925 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
926 SSE and YMM states aren't supported.
928 2012-10-01 Tom de Vries <tom@codesourcery.com>
930 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
933 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
936 * config/s390/s390.c (s390_option_override): Add missing break.
938 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
940 Backport from mainline
941 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
943 * config.gcc: Replace 'host' with 'target' when configuring for
944 powerpc64*-*-freebsd.
946 2012-09-28 Meador Inge <meadori@codesourcery.com>
948 Backport from mainline
949 2012-09-27 Meador Inge <meadori@codesourcery.com>
951 * gcc-ar.c (main): Handle the returning of the sub-process error
954 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
956 Backport from 2012-09-28 trunk r191821.
957 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
959 2012-09-27 Jakub Jelinek <jakub@redhat.com>
962 * simplify-rtx.c (simplify_binary_operation_1): Perform
963 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
965 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
967 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
968 TYPE_NONALIASED_COMPONENT flag.
969 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
970 TYPE_NONALIASED_COMPONENT flag.
972 2012-09-21 Richard Guenther <rguenther@suse.de>
975 Backport from mainline
976 2012-04-19 Richard Guenther <rguenther@suse.de>
978 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
981 2012-09-20 Joseph Myers <joseph@codesourcery.com>
984 * c-typeck.c (c_cast_expr): When casting to a type requiring
985 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
988 2012-09-20 Joseph Myers <joseph@codesourcery.com>
991 * c-typeck.c (build_unary_op): Pass original argument of
992 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
993 any C_MAYBE_CONST_EXPR, if it has integer operands.
994 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
995 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
996 to c_objc_common_truthvalue_conversion, then remove any
997 C_MAYBE_CONST_EXPR, if they have integer operands. Use
998 c_objc_common_truthvalue_conversion not
999 c_common_truthvalue_conversion.
1000 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1001 call note_integer_operands for arguments with integer operands
1002 that are not integer constants.
1004 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1006 Backported from mainline
1007 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1009 PR tree-optimization/54563
1010 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1011 gimple_purge_dead_eh_edges if last call has been changed.
1013 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1016 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1017 instead of (match_dup 0) as second argument to vec_merge.
1018 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1019 Remove third alternative.
1020 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1021 operand 2 instead of operand 1, but put it as first argument
1023 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1024 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1027 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1029 * BASE-VER: Set to 4.7.3.
1030 * DEV-PHASE: Set to prerelease.
1032 2012-09-20 Release Manager
1034 * GCC 4.7.2 released.
1036 2012-09-15 Andi Kleen <ak@linux.intel.com>
1038 Backport from mainline
1039 2012-09-07 Andi Kleen <ak@linux.intel.com>
1041 * gcc/lto-streamer.h (res_pair): Add.
1042 (lto_file_decl_data): Replace resolutions with respairs.
1044 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1045 Initialize respairs.
1046 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1048 2012-09-14 Walter Lee <walt@tilera.com>
1050 Backport from mainline.
1051 2012-09-14 Walter Lee <walt@tilera.com>
1053 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1054 option for TILEPro and TILE-Gx.
1056 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/i386.h (x86_prefetchw): New global variable.
1059 (TARGET_PREFETCHW): New macro.
1060 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1061 (processor_alias_table): Add PTA_PREFETCHW to
1062 bdver1, bdver2 and btver1.
1063 (ix86_option_override_internal): Set x86_prefetchw for
1064 PTA_PREFETCHW targets.
1065 * config/i386/i386.md (prefetch): Expand to prefetchw
1066 for TARGET_PREFETCHW.
1067 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1069 Backport from mainline
1070 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1072 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1073 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1075 (*prefetch_sse): ... this.
1076 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1078 (*prefetch_3dnow): ... this.
1080 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1083 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1084 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1086 2012-09-12 Teresa Johnson <tejohnson@google.com>
1088 Backport from mainline.
1089 2012-09-12 Teresa Johnson <tejohnson@google.com>
1091 PR gcov-profile/54487
1092 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1093 test using F_SETLKW with fcntl.
1094 * configure, config.in: Regenerate.
1096 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1098 Backport from mainline
1099 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1101 * config/i386/i386.md : Comments on fma4 instruction selection
1102 reflect requirement on register pressure based cost model.
1104 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1105 flag is set-reset as informed by the cpuid flag.
1107 * config/i386/i386.c (processor_alias_table): fma4
1108 flag is enabled for bdver2.
1110 2012-09-12 Christian Bruel <christian.bruel@st.com>
1112 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1114 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1116 * config.gcc: Obsolete picochip-*.
1118 2012-09-11 Richard Guenther <rguenther@suse.de>
1121 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1122 on flag_toplevel_reorder.
1124 2012-09-10 Richard Henderson <rth@redhat.com>
1126 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1129 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1131 Backport from 2012-09-10 mainline r191132.
1134 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1136 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1139 * tree-sra.c (disqualify_base_of_expr): Check for possible
1140 NULL_TREE returned by get_base_address()
1142 2012-09-07 Richard Guenther <rguenther@suse.de>
1144 Backport from mainline
1145 2012-06-26 Jan Hubicka <jh@suse.cz>
1148 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1151 2012-09-07 Richard Guenther <rguenther@suse.de>
1153 Backport from mainline
1154 2012-07-13 Richard Guenther <rguenther@suse.de>
1156 PR tree-optimization/53922
1157 * tree-vrp.c (value_inside_range): Change prototype to take
1158 min/max instead of value-range.
1159 (range_includes_zero_p): Likewise. Return the result from
1161 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1162 return value from range_includes_zero_p.
1163 (extract_range_from_unary_expr_1): Likewise.
1164 (compare_range_with_value): Likewise.
1165 (vrp_meet_1): Likewise.
1167 2012-09-07 Richard Guenther <rguenther@suse.de>
1170 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1171 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1172 arguments separately.
1174 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1176 Backported from mainline
1177 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1179 PR rtl-optimization/54455
1180 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1181 bb ends up with asm goto referencing bb's label.
1183 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1185 Backport from mainline.
1186 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1187 Richard Earnshaw <richard.earnshaw@arm.com>
1190 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1191 element size. Use elem_type from the formal parameter. New parameter
1193 (neon_expand_args): Adjust call to neon_dereference_pointer.
1195 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1197 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1198 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1200 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1202 Backport from mainline
1203 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1205 * config/i386/i386.md (isa): Add fma and fma4.
1206 (enabled): Handle fma and fma4.
1207 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1208 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1209 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1210 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1211 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1212 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1214 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1217 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1218 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1220 2012-09-06 Richard Guenther <rguenther@suse.de>
1222 PR tree-optimization/54498
1223 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1224 abort when reaching an already visited region.
1225 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1226 (get_continuation_for_phi_1): Likewise.
1227 (walk_non_aliased_vuses): When we translated the reference,
1228 abort when we re-visit a region.
1229 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1231 2012-09-06 Andrew Pinski <apinski@cavium.com>
1234 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1236 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1239 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1240 build_int_cst with size_type_node instead of size_int.
1242 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1244 Backport from 2012-09-05 mainline r190697.
1247 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1248 configured --with-avrlibc.
1249 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1251 * config/avr/avrlibc.h: New file.
1252 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1253 configured --with-avrlibc.
1254 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1256 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1258 Backport from 2012-09-04 mainline r190919
1261 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1262 of size less than 4 bytes by using macro ARM_NUM_INTS.
1263 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1265 2012-09-04 Richard Henderson <rth@redhat.com>
1267 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1269 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1271 Backport from 2012-09-04 mainline r190920
1274 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1276 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1278 Backport from 2012-09-04 mainline r190914
1281 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1283 (avr_allocate_stack_slots_for_args): ...this new static function.
1285 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1287 Backported from mainline
1288 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1291 * doc/invoke.texi: Add -da and remove -dm.
1293 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1295 Backported from mainline
1296 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1299 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1300 operands[1] is CONST_INT_P, convert it to QImode before printing.
1302 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1305 * c-convert.c (convert): Don't call fold_convert_loc if
1306 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1307 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1308 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1310 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1313 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1314 if init is a CONSTRUCTOR.
1316 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1318 PR rtl-optimization/54369
1319 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1320 calling dbr_schedule.
1321 * config/sparc/sparc.c (sparc_reorg): Likewise.
1323 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1325 Backport from mainline
1326 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1328 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1329 case for Atom processor.
1331 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1333 Backport from mainline
1334 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1338 true for TARGET_64BIT or !flag_pic.
1339 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1340 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1341 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1342 Add insn constraint. Conditionally emit xchg asm insns.
1343 (atomic_compare_and_swap<mode>): Update calls. Check only
1344 cmpxchg8b_pic_memory_operand in memory address fixup.
1346 (CASHMODE): Rename from DCASHMODE.
1347 (doublemodesuffix): Update modes.
1348 (regprefix): New mode attribute.
1350 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1351 <UNSPECV_CMPXCHG>: New constant.
1352 (atomic_compare_and_swap<mode>_1): Rename from
1353 atomic_compare_and_swap_single<mode>. Update calls and
1354 unspec_volatile constants.
1355 (atomic_compare_and_swap<mode>_doubleword): Rename from
1356 atomic_compare_and_swap_double<mode>. Update calls and
1357 unspec_volatile constants.
1359 2012-08-28 Walter Lee <walt@tilera.com>
1361 Backport from mainline
1362 2012-08-28 Walter Lee <walt@tilera.com>
1364 * confg/tilegx/tilegx.md: Fix code style.
1365 (*zero_extendsidi_truncdisi): Fix typo.
1366 * config/tilegx/tilegx.c: Fix code style.
1367 (tilegx_function_profiler): Fix typo.
1369 2012-08-27 Walter Lee <walt@tilera.com>
1371 Backport from mainline
1372 2012-08-27 Walter Lee <walt@tilera.com>
1374 * doc/md.texi (TILE-Gx): Fix typo.
1376 2012-08-27 Walter Lee <walt@tilera.com>
1378 Backport from mainline
1379 2012-08-27 Walter Lee <walt@tilera.com>
1381 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1382 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1384 2012-08-27 Walter Lee <walt@tilera.com>
1386 Backport from mainline
1387 2012-08-27 Walter Lee <walt@tilera.com>
1389 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1390 (insn_bfins): Delete.
1392 2012-08-27 Walter Lee <walt@tilera.com>
1394 Backport from mainline
1395 2012-08-27 Walter Lee <walt@tilera.com>
1397 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1398 atomic_exchange_bare<mode>,
1399 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1400 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1401 * config/tilegx/tilegx.md (type): Add X1_remove.
1402 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1403 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1404 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1407 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1409 PR rtl-optimization/54088
1410 * jump.c (delete_related_insns): Robustify latest change.
1412 2012-08-21 Richard Guenther <rguenther@suse.de>
1414 Backport from mainline
1415 2012-08-16 Richard Guenther <rguenther@suse.de>
1418 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1420 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1421 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1422 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1423 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1424 (tree_ssa_lim_finalize): Free all mem_refs.
1425 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1426 scc when bailing out.
1427 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1428 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1429 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1430 FOR_EACH_LOOP_BREAK.
1432 2012-08-17 Richard Guenther <rguenther@suse.de>
1434 * tree-sra.c (modify_function): Free redirect_callers vector.
1435 * ipa-split.c (split_function): Free args_to_pass vector.
1436 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1438 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1439 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1440 (vect_analyze_slp_instance): Free everything.
1441 (destroy_bb_vec_info): Free the SLP instances.
1443 2012-08-17 Richard Guenther <rguenther@suse.de>
1445 * params.def (integer-share-limit): Decrease from 256 to 251,
1448 2012-08-21 Richard Guenther <rguenther@suse.de>
1450 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1451 the affine expansion cache.
1453 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1455 Backported from trunk
1456 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1459 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1461 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1463 Backport from mainline.
1464 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1467 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1468 mark as predicable. Adjust asm template.
1469 (vec_setv2di_internal): Likewise.
1470 (vec_extract<mode> VD, VQ): Likewise.
1471 (vec_extractv2di): Likewise.
1472 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1473 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1474 (neon_vdup_n<mode> VX, V32): Likewise.
1475 (neon_vdup_nv2di): Likewise.
1477 2012-08-17 Walter Lee <walt@tilera.com>
1479 Backport from mainline
1480 2012-08-17 Walter Lee <walt@tilera.com>
1482 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1483 (FEEDBACK_ENTER): Define.
1484 (FEEDBACK_REENTER): Define.
1485 (FEEDBACK_ENTRY): Define.
1486 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1487 (FEEDBACK_ENTER): Define.
1488 (FEEDBACK_REENTER): Define.
1489 (FEEDBACK_ENTRY): Define.
1491 2012-08-16 Walter Lee <walt@tilera.com>
1493 Backport from mainline
1494 2012-08-16 Walter Lee <walt@tilera.com>
1496 * config.gcc (tilegx-*-linux*): Add feedback.h.
1497 (tilepro-*-linux*): Likewise.
1498 * config/tilegx/feedback.h: New file.
1499 * config/tilepro/feedback.h: New file.
1501 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1503 Backport from mainline r189840 and r187586:
1504 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1506 * config/i386/i386.md (stack_protect_set): Disable the pattern
1507 for Android since Android libc (bionic) does not provide random
1508 value for stack protection guard at gs:0x14. Guard value
1509 will be provided from external symbol (default implementation).
1510 (stack_protect_set_<mode>): Likewise.
1511 (stack_protect_test): Likewise.
1512 (stack_protect_test_<mode>): Likewise.
1513 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1514 not have Bionic by default
1515 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1516 Macro OPTION_BIONIC is defined in this file and provides Bionic
1517 accessibility status
1519 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1521 * configure.ac: Stack protector enabling for Android targets.
1522 * configure: Regenerate.
1524 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1526 Backported from trunk
1527 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1529 PR rtl-optimization/53942
1530 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1531 directly from likely spilled non-fixed hard registers, move them
1534 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1536 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1537 (xop_phaddubq): Ditto.
1539 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1541 Backport from mainline
1542 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1543 Richard Earnshaw <rearnsha@arm.com>
1545 * target.def (vector_alignment): New target hook.
1546 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1547 * doc/tm.texi: Regenerate.
1548 * targhooks.c (default_vector_alignment): New function.
1549 * targhooks.h (default_vector_alignment): Add prototype.
1550 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1551 * config/arm/arm.c (arm_vector_alignment): New function.
1552 (TARGET_VECTOR_ALIGNMENT): Define.
1554 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1555 vector type alignment instead of size.
1556 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1557 element type size directly instead of computing it from alignment.
1558 Fix variable naming and comment.
1560 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1562 Backport from mainline
1563 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1565 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1566 (alpha_pad_function_end): ... this. Also insert NOP between
1567 sibling call and GP load.
1568 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1570 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1572 Backport from mainline
1573 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1574 H.J. Lu <hongjiu.lu@intel.com>
1576 PR rtl-optimization/54157
1577 * combine.c (gen_lowpart_for_combine): Don't return identity
1578 for CONST or symbolic reference.
1580 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1582 Backport from mainline
1583 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1586 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1587 split_cost argument signed.
1588 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1589 (ix86_avoid_lea_for_addr): Ditto.
1591 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1593 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1594 the address has less than two components.
1596 2012-08-02 Steve Ellcey <sellcey@mips.com>
1598 Backport from mainline
1599 2012-07-19 Steve Ellcey <sellcey@mips.com>
1601 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1604 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1606 Backport from mainline
1607 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1610 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1611 negative constant address for TARGET_X32 ...
1612 (ix86_decompose_address): ... here. Reject constant addresses
1613 that don't satisfy x86_64_immediate_operand predicate.
1615 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1618 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1619 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1620 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1621 addresses. Prevent zero extensions of CONST_INT operands.
1623 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1626 * config/i386/i386.md (*lea): New insn pattern.
1628 (*lea<mode>_2): Ditto.
1629 (*lea_{3,4,5,6}_zext): Ditto.
1630 * config/i386/predicates.md (lea_address_operand): Do not reject
1631 zero-extended address operands.
1632 * config/i386/constraints.md (j): Remove address constraint.
1633 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1635 (ix86_print_operand_address): Handle SImode subreg of an address.
1636 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1638 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1640 Backport from mainline
1641 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1644 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1645 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1647 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1648 (*movdi_internal_rex64): Use %E operand modifier for lea.
1649 (*movsi_internal): Ditto.
1651 (*lea<mode>_2): Ditto.
1652 (*lea_{3,4,5,6}_zext): Ditto.
1653 (*tls_global_dynamic_32_gnu): Ditto.
1654 (*tls_global_dynamic_64): Ditto.
1655 (*tls_dynamic_gnu2_lea_32): Ditto.
1656 (*tls_dynamic_gnu2_lea_64): Ditto.
1657 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1659 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1661 Backport from mainline
1662 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1664 * config/i386/i386.c (ix86_address_subreg_operand): Reject
1666 (ix86_print_operand_address): Assert that parts.base and parts.index
1667 are non-NULL after call to simplify_subreg.
1669 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1672 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
1674 * config/sh/sh.c (sh_option_override): Do not change
1675 flag_finite_math_only. Set TARGET_IEEE to complement of
1676 flag_finite_math_only.
1677 * doc/invoke.texi (SH options): Add mno-ieee. Correct
1678 description of mieee and mno-ieee behavior.
1680 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
1683 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
1684 (_lzcnt_u64): Ditto.
1686 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
1688 Backport from mainline
1689 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1691 PR rtl-optimization/52250
1692 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1693 to put note list into. Unconditionally call move_bb_info.
1694 (move_bb_info): Do not assert the blocks being in the same region,
1695 just drop the note list if they are not.
1697 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1699 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
1701 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1703 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
1704 defining statement is a SSA name that occurs in abnormal PHIs.
1706 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1708 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
1711 2012-07-19 Richard Guenther <rguenther@suse.de>
1712 Eric Botcazou <ebotcazou@adacore.com>
1714 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
1715 about transition from invariant to known bits.
1716 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
1718 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1721 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
1722 (cleanup_tree_cfg_bb): Don't call it.
1723 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
1726 2012-07-19 Christian Bruel <christian.bruel@st.com>
1729 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
1731 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
1733 * config.gcc (v850-*-rtems*): New target.
1734 * config/v850/rtems.h: New.
1735 * config/v850/t-rtems: New.
1737 2012-07-18 Nick Clifton <nickc@redhat.com>
1739 * doc/invoke.texi (ARM Options): Document -munaligned-access.
1741 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
1745 Backport from mainline
1746 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1749 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1750 instead expand it as zero extension.
1752 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
1754 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
1755 QImode and HImode splitters. Use ix86_comparison_operator.
1756 Explicitly match FLAGS_REG.
1757 (DFmode cmove splitter): Explicitly match FLAGS_REG.
1759 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
1760 Steven Bosscher <steven@gcc.gnu.org>
1761 Bernd Schmidt <bernds@codesourcery.com>
1763 PR rtl-optimization/53908
1764 * df-problems.c (can_move_insns_across): When doing
1765 memory-reference book-keeping, handle call insns.
1767 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
1769 Backport from mainline
1770 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1773 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
1774 sibcall_insn_operand. Move it to a temporary register if not.
1776 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1779 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
1780 emit PIC sequence for fnaddr symbol reference in advance.
1782 2012-07-09 Jason Merrill <jason@redhat.com>
1785 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
1786 (type_hash_eq): Likewise.
1789 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
1791 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
1793 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
1794 due to negative shift amount.
1796 2012-07-06 Kai Tietz <ktietz@redhat.com>
1798 Backport from mainline.
1800 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
1801 as "/mingw/include".
1803 2012-07-06 Nick Clifton <nickc@redhat.com>
1805 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
1806 default_encode_section_info.
1808 2012-07-06 Richard Guenther <rguenther@suse.de>
1810 Backport from mainline
1811 2012-03-30 Richard Guenther <rguenther@suse.de>
1814 * double-int.c (rshift_double): Remove not needed cast.
1816 2012-03-28 Richard Guenther <rguenther@suse.de>
1819 * double-int.h (rshift_double): Remove.
1820 * double-int.c (lshift_double): Use absu_hwi to make count
1822 (rshift_double): Make static, take unsigned count argument,
1823 remove handling of negative count argument.
1824 (double_int_rshift): Dispatch to lshift_double.
1826 2012-07-06 Richard Guenther <rguenther@suse.de>
1828 Backport from mainline
1829 2012-06-18 Richard Guenther <rguenther@suse.de>
1831 PR tree-optimization/53693
1832 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1833 Reject operands with more than one use.
1835 2012-07-06 Richard Guenther <rguenther@suse.de>
1837 Backport from mainline
1838 2012-04-11 Richard Guenther <rguenther@suse.de>
1841 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
1842 consider loop nesting.
1843 (evolution_function_is_univariate_p): Properly check the remainder
1846 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
1848 Backport from mainline
1849 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
1851 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1852 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
1853 (adjacent_mem_locations): Move some code to and call...
1854 (get_memref_parts): ...new function.
1855 (mem_locations_overlap): New function.
1856 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
1857 (is_mem_ref): Rename to...
1858 (find_mem_ref): ...this. Return MEM rtx.
1859 (get_store_dest): Remove function.
1860 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
1861 new parameter and adjust calls.
1862 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
1863 mem refs overlap for true_store_to_load_dep_costly.
1864 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
1865 passed to adjacent_mem_locations.
1866 (is_costly_group): Walk resolved dependency list.
1867 (force_new_group): Emit group ending nop for Power6/Power7.
1868 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
1869 (group_ending_nop): New define_insn.
1871 2012-07-04 Richard Guenther <rguenther@suse.de>
1874 * gimple-fold.c (get_base_constructor): Do not return an
1875 error_mark_node DECL_INITIAL.
1877 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1879 Backport from mainline
1880 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1882 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
1883 code model string in the error message.
1885 2012-07-04 Tristan Gingold <gingold@adacore.com>
1887 Backport from mainline.
1888 2012-06-25 Tristan Gingold <gingold@adacore.com>
1890 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
1891 (seh_cfa_adjust_cfa): ... that function.
1892 (seh_emit_stackalloc): Do not emit out of range values.
1893 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
1894 UNSPEC_DEF_CFA constants.
1895 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
1896 * config/i386/i386.c (ix86_frame_pointer_required): Required
1897 for very large frames on SEH target.
1898 (ix86_compute_frame_layout): Save area is before frame pointer
1899 on SEH target. Handle very large frames.
1900 (ix86_expand_prologue): Likewise.
1902 2012-07-04 Richard Guenther <rguenther@suse.de>
1904 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1905 as in free_lang_data_in_type.
1907 2012-07-02 Martin Jambor <mjambor@suse.cz>
1909 Backport from mainline.
1910 2012-07-02 Martin Jambor <mjambor@suse.cz>
1913 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1914 dynamic type change check.
1916 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
1918 * tree-eh.c (lower_try_finally_switch): Really put the location of the
1919 last statement of the finally block onto the switch.
1921 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1923 * configure: Regenerate.
1925 Backport from mainline.
1926 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1928 * config.gcc (target_type_format_char): New. Document it. Set it for
1930 * configure.ac (gnu_unique_option): Use target_type_format_char
1931 in test. Comment rationale.
1933 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1935 Backport from mainline.
1936 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1938 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
1940 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1942 Backport from 2012-06-28 mainline r189049
1945 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1946 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1947 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1948 avr_hard_regno_call_part_clobbered.
1950 2012-06-28 Richard Guenther <rguenther@suse.de>
1953 * expr.c (expand_expr_real_1): Verify if the type is complete
1954 before inspecting its size.
1956 2012-06-27 Nick Clifton <nickc@redhat.com>
1958 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1961 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1964 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1966 2012-06-26 Nick Clifton <nickc@redhat.com>
1968 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1970 2012-06-25 Jakub Jelinek <jakub@redhat.com>
1973 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1974 of x x x in the vmovlps load alternative.
1976 2012-06-22 Richard Guenther <rguenther@suse.de>
1978 * gcov-iov.c: Include bconfig.h and system.h.
1980 2012-06-22 Richard Guenther <rguenther@suse.de>
1982 PR gcov-profile/53744
1983 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1985 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1987 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1988 DECL_IGNORED_P non-reg vars even if they are used.
1990 2012-06-19 Jason Merrill <jason@redhat.com>
1993 * dwarf2out.c (modified_type_die): Use scope_die_for.
1994 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1995 (uses_local_type_r, uses_local_type): New.
1996 (scope_die_for): Keep a type that uses a local type in local scope.
1997 Use get_context_die for namespace and type scope.
1999 2012-06-19 Richard Guenther <rguenther@suse.de>
2002 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2003 replace it with the first non-BLOCK context.
2005 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2007 PR rtl-optimization/53700
2009 Backport from mainline
2010 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2012 * ira-color.c (setup_left_conflict_sizes_p): Process all
2013 conflicting objects.
2015 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2017 Backport from mainline
2018 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2021 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2022 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2023 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2024 instead of xop_mulv2div2di3_low.
2025 (xop_p<macs>dql): Fix vec_select selector.
2026 (xop_p<macs>dqh): Ditto.
2027 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2028 (xop_mulv2div2di3_high): Ditto.
2030 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2032 Backport from mainline:
2033 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2035 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2037 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2039 Backport from mainline:
2040 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2042 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2043 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2044 MAX_PCREL17F_OFFSET instead of fixed offset.
2045 (pa_attr_length_call): Likewise.
2046 (pa_attr_length_indirect_call): Likewise.
2048 2012-06-15 Walter Lee <walt@tilera.com>
2050 Backport from mainline:
2051 2012-06-15 Walter Lee <walt@tilera.com>
2053 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2055 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2057 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2059 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2061 Backport from mainline:
2063 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2064 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2065 * gimple.h (block_in_transaction): Check for flag_tm.
2067 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2069 PR tree-optimization/52558
2071 Backport from mainline:
2072 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2073 * gimple.h (gimple_set_in_transaction): Remove.
2074 (gimple_in_transaction): Look in BB instead.
2075 (gimple_statement_base): Remove in_transaction field.
2076 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2077 * trans-mem.c (compute_transaction_bits): Place transaction bit
2078 information into basic blocks.
2080 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2082 PR tree-optimization/52558
2083 * cfg.c (alloc_aux_for_edge): Fix comment.
2084 (alloc_aux_for_edge): Remove static.
2085 * basic-block.h (alloc_aux_for_edge): Protoize.
2086 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2087 (execute_sm_if_changed_flag): New.
2088 (execute_sm_if_changed_flag_set): New.
2089 (execute_sm): Do not generate data races unless requested.
2090 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2091 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2092 * gimple.h (block_in_transaction): New.
2093 (gimple_in_transaction): Use block_in_transaction.
2095 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2097 Backported from mainline
2098 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2100 PR rtl-optimization/53589
2101 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2102 discovery even when e->dest != target. If any LABEL_REF points
2103 to e->dest label, redirect it to target's label.
2105 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2108 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2109 returns false, replace stmt with GIMPLE_NOP.
2110 (check_omp_nesting_restrictions): Instead of issuing warnings,
2111 issue errors and return false if any errors were reported.
2113 2012-06-14 Richard Guenther <rguenther@suse.de>
2115 * BASE-VER: Set to 4.7.2.
2116 * DEV-PHASE: Set to prerelease.
2118 2012-06-12 Christian Bruel <christian.bruel@st.com>
2121 * config/sh/sh.c (sh_option_override): Don't force
2122 flag_omit_frame_pointer and maccumulate_outgoing_args.
2123 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2125 2012-06-14 Release Manager
2127 * GCC 4.7.1 released.
2129 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2131 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2133 2012-06-13 Richard Henderson <rth@redhat.com>
2135 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2136 iterator instead of INT.
2138 2012-06-08 Richard Henderson <rth@redhat.com>
2141 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2142 note to a clobber insn when no other insn is available.
2144 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2147 * doc/invoke.texi (Wenum-compare): Update documentation.
2149 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2152 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2154 (altivec_stvlxl): Ditto.
2155 (altivec_stvrx): Ditto.
2156 (altivec_stvrxl): Ditto.
2158 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2161 * trans-mem.c (expand_block_edges): Do not skip the first
2162 statement when resetting the BB.
2164 2012-06-04 Richard Guenther <rguenther@suse.de>
2167 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2168 create new assembler names.
2170 2012-06-04 Richard Guenther <rguenther@suse.de>
2172 Backport from mainline
2173 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2176 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2177 larger than maxbits. Don't compute maxbits modulo align.
2178 Also check that unit bytes long store at bitpos / unit * unit
2179 doesn't affect bits beyond bitregion_end.
2180 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2181 would not fit into bitregion_start ... bitregion_end + 1 bit
2183 (store_split_bit_field): Decrease unit close to end of bitregion_end
2184 if access is restricted in order to avoid mutual recursion.
2186 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2188 Backport from 2012-06-04 mainline r188172
2191 * config/avr/avr-stdint.h: New file.
2192 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2195 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2197 PR tree-optimization/53550
2198 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2199 is POINTER_TYPE_P, use sizetype as step type instead of type.
2201 2012-06-04 Richard Guenther <rguenther@suse.de>
2202 Eric Botcazou <ebotcazou@adacore.com>
2204 Backport from mainline
2205 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2207 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2208 Change type of BITOFFSET to signed. Make sure the lower bound of
2209 the computed range is non-negative by adjusting OFFSET and BITPOS.
2210 (expand_assignment): Adjust call to get_bit_range.
2212 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2214 * expr.c (get_bit_range): Return the null range if the enclosing record
2215 is part of a larger bit field.
2217 2012-03-20 Richard Guenther <rguenther@suse.de>
2219 * stor-layout.c (finish_bitfield_representative): Fallback
2220 to conservative maximum size if the padding up to the next
2221 field cannot be computed as a constant.
2222 (finish_bitfield_layout): If we cannot compute the distance
2223 between the start of the bitfield representative and the
2224 bitfield member start a new representative.
2225 * expr.c (get_bit_range): The distance between the start of
2226 the bitfield representative and the bitfield member is zero
2227 if the field offsets are not constants.
2229 2012-03-16 Richard Guenther <rguenther@suse.de>
2231 * stor-layout.c (finish_bitfield_representative): Fall back
2232 to the conservative maximum size if we cannot compute the
2233 size of the tail padding.
2235 2012-03-14 Richard Guenther <rguenther@suse.de>
2237 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2238 * stor-layout.c (start_bitfield_representative): New function.
2239 (finish_bitfield_representative): Likewise.
2240 (finish_bitfield_layout): Likewise.
2241 (finish_record_layout): Call finish_bitfield_layout.
2242 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2243 for QUAL_UNION_TYPE fields.
2244 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2245 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2246 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2251 * expr.c (get_bit_range): Unconditionally extract bitrange
2252 from DECL_BIT_FIELD_REPRESENTATIVE.
2253 (expand_assignment): Adjust call to get_bit_range.
2255 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2258 * fold-const.c (fold_binary_loc): Refine previous change.
2260 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2262 Backport from mainline
2263 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2266 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2267 avoid going above orig insn. Update comments.
2269 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2271 Backport from mainline
2272 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2275 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2276 prologue for unwinder and profiler.
2278 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2280 Backport from mainline
2281 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2283 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2285 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2287 Backport from mainline
2288 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2290 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2291 DBX_REGISTER_NUMBER.
2293 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2295 Backport from mainline
2296 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2298 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2299 operand is CONST_INT. Take COSTS_N_INSNS into account.
2300 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2303 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2305 * config/avr/avr.opt (-msp8): Document it.
2306 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2308 2012-05-31 Richard Guenther <rguenther@suse.de>
2311 * expr.c (expand_assignment): Do not use movmisalign on
2314 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2317 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2318 (pa_section_type_flags): New.
2319 (pa_legitimate_constant_p): Revert previous change.
2321 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2323 Backport from mainline
2324 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2327 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2328 accessed indirectly.
2329 (ipa_tm_create_version): Same.
2331 2012-05-30 Jason Merrill <jason@redhat.com>
2334 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2335 about array compound literals.
2337 2012-05-30 Richard Guenther <rguenther@suse.de>
2340 * fold-const.c (fold_binary_loc): Make sure to call
2341 fold_plusminus_mult_expr with the original sign of operands.
2343 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2345 * explow.c (probe_stack_range): Restore simple control flow and stop
2346 again when the probe cannot be generated if HAVE_check_stack.
2348 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2350 PR rtl-optimization/53519
2351 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2352 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2354 2012-05-29 Richard Guenther <rguenther@suse.de>
2356 PR tree-optimization/53516
2357 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2359 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2361 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2363 Backport from mainline
2364 2012-05-28 Richard Guenther <rguenther@suse.de>
2366 PR tree-optimization/53438
2367 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2369 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2371 Backport from mainline
2372 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2374 PR rtl-optimization/52528
2375 * combine.c (can_combine_p): Add setting of subst_low_luid
2376 before call to expand_field_assignment().
2378 2012-05-26 Martin Jambor <mjambor@suse.cz>
2380 Backport from mainline
2381 2012-05-23 Martin Jambor <mjambor@suse.cz>
2383 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2385 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2388 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2389 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2391 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2394 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2395 (ix86_expand_vec_perm): Use int mode instead of float.
2397 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2400 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2401 gnu_ld variables to yes.
2402 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2403 (HAVE_GNU_AS): Likewise.
2404 * config.in: Regenerate.
2405 * configure: Likewise.
2407 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2409 Backport from mainline
2410 2012-03-12 Richard Guenther <rguenther@suse.de>
2411 * config/arm/arm.c (neon_dereference_pointer): Do not call
2412 covert during RTL expansion.
2414 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2416 Backport from mainline
2417 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2420 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2421 relied on signed overflow behavior.
2423 2012-05-24 Richard Guenther <rguenther@suse.de>
2426 * tree-profile.c (tree_profiling): Cleanup the CFG if
2427 execute_fixup_cfg requests it.
2429 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2431 PR tree-optimization/53465
2432 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2433 vr0 into *vr, then vrp_meet that.
2434 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2435 have any equivalences.
2436 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2439 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2441 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2443 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2444 (iterative_hash_gimple_type): Adjust comment.
2445 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2446 domain for an array type instead of the domain type itself.
2448 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2450 Backport from 2012-05-23 mainline r187803
2453 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2454 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2457 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2459 Backport from 2012-05-03 mainline r187075
2461 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2462 has_fma4 for AMD processors with both fma3 and fma4 support.
2464 2012-05-22 Richard Guenther <rguenther@suse.de>
2466 PR tree-optimization/53408
2467 * tree-vect-loop.c (vectorizable_induction): Properly check
2468 the restriction that we cannot handle induction results from
2469 the inner loop outside of the outer loop.
2471 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2473 PR tree-optimization/53436
2474 * omp-low.c (omp_build_component_ref): New function.
2475 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2477 PR tree-optimization/53366
2478 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2479 tests if complex_numbers == 2, but there are non-complex number loads
2482 PR tree-optimization/53409
2483 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2484 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2486 PR tree-optimization/53410
2487 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2488 instead of build_int_cst (type, 0) where vector types might be
2491 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2494 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2495 from folded operands before wrapping another around the
2496 conditional expression.
2498 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2499 Patrick Marlier <patrick.marlier@gmail.com>
2501 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2504 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2506 Backport from mainline
2507 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2510 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2511 (UNSPECV_RDRAND): This.
2512 (rdrand<mode>_1): Updated.
2514 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2516 Backport from mainline
2517 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2519 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2520 RDRND, F16C and FSGSBASE.
2522 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2524 Backport from mainline
2525 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2527 * tree-ssa-pre.c (can_value_number_call): Delete.
2528 (compute_avail): Skip all statements with side effects.
2529 <GIMPLE_CALL>: Skip calls to internal functions.
2531 2012-05-18 David S. Miller <davem@davemloft.net>
2533 Backport r185385 from mainline
2534 2012-03-14 Richard Guenther <rguenther@suse.de>
2537 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2538 element type instead of mode, use build_vector_type_for_mode
2539 instead of the langhook, build a vector of proper signedness.
2540 (expand_vector_operations_1): Adjust.
2542 2012-05-18 Olivier Hainque <hainque@adacore.com>
2544 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2545 $(libsubdir) as libexecsubdir.
2547 2012-05-16 Andrew Pinski <apinski@cavium.com>
2549 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2552 2012-05-16 David S. Miller <davem@davemloft.net>
2554 * jump.c (delete_related_insns): If we remove a CALL, make sure
2555 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2557 2012-05-16 Richard Henderson <rth@redhat.com>
2560 * combine-stack-adj.c (prev_active_insn_bb): New.
2561 (next_active_insn_bb): New.
2562 (force_move_args_size_note): New.
2563 (combine_stack_adjustments_for_block): Use it.
2565 2012-05-16 Olivier Hainque <hainque@adacore.com>
2567 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2568 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2569 Add comments and improve stamp preservation across the whole sequence.
2570 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2572 2012-05-16 Richard Guenther <rguenther@suse.de>
2574 PR tree-optimization/53364
2575 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2576 detect a view-conversion of the decl.
2578 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2581 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2582 that operands[2] is either immediate, or q_regs_operand.
2584 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2586 Backport r187139 from mainline.
2587 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2589 PR rtl-optimization/52804
2590 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2591 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2592 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2593 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2594 RELOAD_FOR_OUTADDR_ADDRESS.
2596 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2599 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2600 generate target register for "load" class builtins.
2603 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2606 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2607 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2608 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2609 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2610 (<sse>_movu<ssemodesuffix>): New expander.
2611 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2612 (avx_movdqu<avxmodesuffix>): New expander.
2613 (*sse2_movdqu): Rename from sse2_movdqu.
2614 (sse2_movdqu): New expander.
2616 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2618 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2619 lineno 1 the same as lineno 0 before first start file directive.
2620 (optimize_macinfo_range): Likewise.
2622 * dwarf2out.c (have_macinfo): Define.
2623 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2624 attribute, don't force empty compilation unit and don't emit any
2625 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2627 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2629 Backport from mainline
2630 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2632 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2633 ORDERED and UNORDERED conditions.
2635 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2637 * function.c (requires_stack_frame_p): If the function can throw
2638 non-call exceptions, return true if the insn can throw internally.
2640 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2642 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2643 DECL_ORIGINAL_TYPE if it is present.
2645 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2647 Backport from 2012-05-12 mainline r187342.
2650 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2651 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2652 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2653 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2654 (expand_prologue): Move initialization of cfun->machine->is_naked,
2655 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2656 (avr_set_current_function): ...this new static function.
2657 (TARGET_SET_CURRENT_FUNCTION): New define.
2658 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2659 checking attributes of current_function_decl.
2660 (avr_regs_to_save): Ditto.
2661 (signal_function_p): Rename to avr_signal_function_p.
2662 (interrupt_function_p): Rename to avr_interrupt_function_p.
2664 * doc/extend.texi (Function Attributes): Better explanation of
2665 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
2668 2012-05-09 Matthias Klose <doko@ubuntu.com>
2670 * gcc-ar.c (main): Don't check for execute bits for the plugin.
2672 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
2675 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
2676 when a constant source operand matches an "I" constraint, the "no
2677 CC0 change" applies to a register-destination only, not a
2678 strict_low_part-destination.
2680 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2682 Backport from mainline:
2683 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2685 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2687 2012-05-07 Jakub Jelinek <jakub@redhat.com>
2689 PR tree-optimization/53239
2690 * tree-vrp.c (get_value_range): Set VR of
2691 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
2694 2012-05-07 Richard Guenther <rguenther@suse.de>
2696 PR tree-optimization/53195
2697 * tree-inline.c (setup_one_parameter): Properly add referenced
2698 vars from the parameters new known value.
2700 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2702 Backport from mainline:
2703 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2706 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2709 2012-05-04 Ian Lance Taylor <iant@google.com>
2711 * tree-vect-patterns.c (vect_single_imm_use): Correct return
2712 values from false to NULL.
2714 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2716 Backport from mainline
2717 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2720 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2721 (TARGET_CMOV): Rename from TARGET_CMOVE.
2722 (TARGET_CMOVE): New define.
2723 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2724 Do not set TARGET_CMOVE here.
2726 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2728 Backport from mainline:
2730 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2732 PR tree-optimization/52633
2733 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2734 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2735 (vect_recog_over_widening_pattern): Remove handling of code that was
2736 already detected as over-widening pattern. Remove special handling
2737 of "unsigned" cases. Instead, support general case of conversion
2738 of the shift result to another type.
2740 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2742 * tree-vect-patterns.c (vect_single_imm_use): New function.
2743 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2744 (vect_recog_over_widening_pattern): Likewise.
2745 (vect_recog_widen_shift_pattern): Likewise.
2747 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2749 PR tree-optimization/52870
2750 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2751 presumed pattern statement is within the same loop or basic block.
2753 2012-05-04 Richard Guenther <rguenther@suse.de>
2755 * common.opt (flto-report): Do not mark as Optimization.
2757 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2760 * recog.c (constrain_operands): If extra constraints are present, also
2761 accept pseudo-registers with equivalent memory locations during reload.
2763 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2765 Backport from the mainline
2766 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2769 * config/rs6000/rs6000.md (bswapdi splitters): If
2770 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2771 default) is used, generate an alternate sequence that does not
2772 depend on using indexed addressing.
2774 2012-05-03 David S. Miller <davem@davemloft.net>
2777 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2778 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2779 (sparc_emit_float_lib_cmp): Likewise.
2781 2012-05-04 Martin Jambor <mjambor@suse.cz>
2783 Backport from mainline
2784 2012-05-02 Martin Jambor <mjambor@suse.cz>
2787 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2788 of a variable when the contect is a function.
2790 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2793 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2794 append program name to it and pass that as first argument
2795 to make_relative_prefix. Always pass standard_libexec_prefix
2796 as last argument to make_relative_prefix. If
2797 make_relative_prefix returns NULL, fall back to
2798 standard_libexec_prefix.
2801 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2805 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2806 mode, return that mode.
2808 2012-05-03 Richard Guenther <rguenther@suse.de>
2810 PR tree-optimization/53144
2811 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2813 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2814 with SSA name values.
2815 (vn_reference_lookup_3): Adjust callers.
2817 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2819 PR tree-optimization/53163
2820 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2821 return value from compute_all_dependences.
2823 PR rtl-optimization/53160
2824 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2825 has been modified by ree pass already.
2827 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
2829 Backport from mainline
2830 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2833 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2834 calls to cgraph_node_name in xstrdup.
2835 (ipa_make_edge_direct_to_target): Ditto.
2836 * tree-sra.c (convert_callers_for_node): Ditto.
2837 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2838 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2839 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2840 (cgraph_materialize_all_clones): Ditto.
2841 * ipa-inline.c (report_inline_failed_reason): Ditto.
2842 (want_early_inline_function_p): Ditto.
2843 (edge_badness): Ditto.
2844 (update_edge_key): Ditto.
2845 (flatten_function): Ditto.
2846 (ipa_inline): Ditto.
2847 (inline_always_inline_functions): Ditto.
2848 (early_inline_small_functions): Ditto.
2850 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
2852 Backport from mainline
2853 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
2855 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
2856 Introduce emul_name to select the right linker emulation for
2857 powerpc64-*-freebsd*.
2858 * configure: Regenerate.
2859 * config.gcc: Add bits to support powerpc64-*-freebsd*.
2860 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
2861 * config/rs6000/freebsd64.h: New file.
2862 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
2864 (rs6000_savres_strategy): Likewise.
2865 (rs6000_savres_routine_name): Likewise.
2866 (rs6000_elf_file_end): Likewise.
2867 * config/rs6000/t-freebsd64: New file.
2868 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
2869 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
2871 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2873 Backport from mainline
2874 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2877 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2879 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2881 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2882 predicate to discriminate types.
2884 2012-04-27 Richard Guenther <rguenther@suse.de>
2887 * convert.c (convert_to_integer): Avoid infinite recursion for
2888 target-defined built-in types.
2890 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2893 * config/cris/cris.md ("*andhi_lowpart_v32")
2894 ("*andqi_lowpart_v32"): Change first input-only operand from
2895 a (match_operand ...) to (match_dup 0). Drop alternatives with
2896 const_int-matching constraints for redundancy.
2897 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2898 three-operand alternative.
2900 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
2902 Backport from mainline
2903 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2905 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2906 (*addsi_2_zext): Ditto.
2907 (*add<mode>_3): Ditto.
2908 (*addsi_3_zext): Ditto.
2909 (*add<mode>_5): Ditto.
2911 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2914 * c-typeck.c (set_nonincremental_init,
2915 set_nonincremental_init_from_string): Pass true instead of false
2916 as IMPLICIT to add_pending_init.
2918 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2920 Backport from 2012-04-24 mainline r186768.
2923 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2925 2012-04-24 Richard Guenther <rguenther@suse.de>
2927 PR tree-optimization/53085
2928 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2931 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2934 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
2936 (output_addressed_constants): Likewise.
2939 * varasm.c (get_section): Don't ICE for section conflicts with
2940 built-in section kinds.
2942 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
2944 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2946 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2948 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2950 2012-04-23 Richard Guenther <rguenther@suse.de>
2953 * c-typeck.c (build_binary_op): Fix typo.
2955 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2957 PR tree-optimizations/52891
2958 * tree-vect-patterns.c (adjust_bool_pattern): Use
2959 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2960 but with non-standard precision.
2962 2012-04-22 Ian Lance Taylor <iant@google.com>
2964 * godump.c (go_output_typedef): Dump size of structs.
2966 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
2968 Backport from mainline:
2970 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2971 hints for 'A' operand types.
2973 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2975 Backport from 2012-04-19 mainline r186588.
2978 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2979 the case *(X+const).
2981 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2983 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2985 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2988 * config/i386/sync.md (atomic_<code><mode>): Rename to
2989 atomic_<logic><mode>.
2991 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
2993 Backport from mainline
2994 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2998 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2999 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3000 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3001 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3002 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3003 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3004 gen_avx2_permvarv8sf.
3006 2012-04-16 Martin Jambor <mjambor@suse.cz>
3008 Backported from mainline
3010 2012-04-13 Martin Jambor <mjambor@suse.cz>
3013 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3014 fold_ctor_reference returns a zero constant.
3016 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3018 Backported from mainline
3019 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3021 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3022 and __ILP32__ for x32.
3024 2012-04-13 Tom de Vries <tom@codesourcery.com>
3026 Backport from mainline r186418.
3028 2012-04-13 Tom de Vries <tom@codesourcery.com>
3030 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3031 parameters vuse and vuse_escaped.
3032 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3033 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3036 2012-04-13 Richard Guenther <rguenther@suse.de>
3038 PR tree-optimization/52969
3039 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3040 the condition for the COND_EXPR and handle predicate negation
3041 by swapping the COND_EXPR arms.
3043 2012-04-13 Richard Guenther <rguenther@suse.de>
3046 * convert.c (convert_to_pointer): Remove special-casing of
3049 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3051 Backport from mainline
3052 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3055 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3056 the list of options to enable the FCFID instruction.
3057 (TARGET_EXTRA_BUILTINS): Adjust comment.
3059 2012-04-12 Richard Guenther <rguenther@suse.de>
3061 PR tree-optimization/52943
3062 * tree-chrec.h (chrec_is_positive): Remove.
3063 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3064 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3065 Return false for a constant zero instead of negative.
3066 (analyze_siv_subscript_cst_affine): Handle zero difference
3067 in the initial condition explicitely.
3069 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3072 * varasm.c (process_pending_assemble_externals): Set
3073 pending_assemble_externals_processed true.
3074 (assemble_external): Call assemble_external_real if the pending
3075 assemble externals have been processed.
3077 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3080 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3081 the DECL generated for the special GOT helper.
3083 2012-04-06 Walter Lee <walt@tilera.com>
3085 Backport from mainline
3086 2012-03-07 Walter Lee <walt@tilera.com>
3088 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3089 REG_CFA_* notes for the stack pointer.
3090 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3091 EH_RETURN_STACKADJ_RTX.
3092 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3093 generate REG_CFA_* notes for the stack pointer.
3094 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3095 by EH_RETURN_STACKADJ_RTX.
3097 2012-04-06 Matt Turner <mattst88@gmail.com>
3099 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3101 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3103 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3104 of the destination isn't also a FP_REGS register.
3106 2012-04-03 Richard Guenther <rguenther@suse.de>
3108 Backport from mainline
3109 2012-03-02 Richard Guenther <rguenther@suse.de>
3111 PR tree-optimization/52406
3112 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3113 (struct indices): Add unconstrained_base member.
3114 (struct dr_alias): Remove unused vops member.
3115 (DR_UNCONSTRAINED_BASE): New define.
3116 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3117 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3118 be an artificial access that covers the whole indexed object,
3119 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3120 plain decl base-objects to their MEM_REF variant.
3121 (dr_may_alias_p): When the base-object of either data reference
3122 has unknown size use only points-to information.
3123 (compute_affine_dependence): Make dumps easier to read and
3125 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3126 DR_REF when looking for packed references.
3127 (vect_supportable_dr_alignment): Likewise.
3129 2012-04-03 Richard Guenther <rguenther@suse.de>
3131 Backport from mainline
3132 2012-03-15 Richard Guenther <rguenther@suse.de>
3135 * tree-data-ref.c (subscript_dependence_tester_1): Check
3136 all dimensions for non-conflicting access functions.
3138 2012-04-03 Richard Guenther <rguenther@suse.de>
3140 Backport from mainline
3141 2012-03-06 Richard Guenther <rguenther@suse.de>
3144 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3146 2012-03-23 Richard Guenther <rguenther@suse.de>
3148 PR tree-optimization/52678
3149 * tree-vectorizer.h (struct _stmt_vec_info): Add
3150 loop_phi_evolution_part member.
3151 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3152 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3153 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3154 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3155 Use the cached evolution part and the PHI nodes value from
3156 the loop preheader edge instead of re-analyzing the evolution.
3158 2012-03-26 Richard Guenther <rguenther@suse.de>
3160 PR tree-optimization/52701
3161 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3162 compute and set the evolution part of PHI nodes.
3164 2012-03-30 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/52754
3167 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3168 propagate arbitrary addresses into really plain dereferences.
3170 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3172 PR tree-optimization/52835
3173 * tree-data-ref.c (build_rdg): Return NULL if
3174 compute_data_dependences_for_loop failed.
3176 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3178 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3179 (stmt_can_make_abnormal_goto): Use it.
3180 (is_ctrl_altering_stmt): Likewise.
3182 2012-03-31 Martin Jambor <mjambor@suse.cz>
3184 Backported from mainline
3185 2012-03-30 Martin Jambor <mjambor@suse.cz>
3187 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3188 is a builtin_stack_save in a dominating BB.
3190 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3192 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3193 crossing 128bit lane boundary.
3195 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3197 Backported from mainline
3198 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3201 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3203 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3204 * config/i386/i386.c: Include reload.h.
3205 (ix86_legitimize_reload_address): New function.
3207 2012-03-28 Martin Jambor <mjambor@suse.cz>
3209 Backported from mainline
3210 2012-03-27 Martin Jambor <mjambor@suse.cz>
3213 * tree-sra.c (sra_modify_assign): Do not call
3214 load_assign_lhs_subreplacements when working with an unscalarizable
3217 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3220 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3221 __builtin_va_start to __builtin_next_arg if the latter is
3222 builtin_decl_explicit_p rather than when it is not.
3225 * tree-vect-generic.c (vector_element): Perform multiplication
3226 for pos in bitsizetype type instead of idx type.
3228 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3230 Backport from 2012-03-28 mainline r185910.
3233 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3234 (avr_builtin_decl): New static function.
3235 (struct avr_builtin_description, avr_bdesc): Move up.
3236 Add GTY marker. Add field fndecl. Remove redundant field id.
3237 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3238 (avr_expand_builtin): Code cleanup because .id is removed.
3240 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3243 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3246 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3248 Backport from 2012-03-28 mainline r185907.
3251 * config.gcc (tm_file): Remove avr/multilib.h.
3253 * doc/invoke.texi (AVR Options): Adjust
3254 documentation of -mtiny-stack.
3256 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3257 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3258 * config/avr/t-avr: Remove generation of multilib.h.
3259 * config/avr/t-multilib: Regenerate.
3260 * config/avr/multilib.h: Remove.
3261 * config/avr/avr.opt (-msp8): New option.
3262 (avr_sp8): New variable.
3263 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3264 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3265 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3266 (avr_device_to_sp8): New prototype.
3267 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3268 (DRIVER_SELF_SPECS): New define.
3269 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3270 __AVR_SP8__, __AVR_HAVE_SPH__.
3271 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3272 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3273 (avr_file_start): Ditto.
3275 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3278 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3279 instead of 8 in adjust_address.
3281 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3283 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3284 of a unit before computing the offset in units.
3286 2012-03-27 Richard Guenther <rguenther@suse.de>
3289 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3292 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3295 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3297 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3300 * varasm.c: Include pointer-set.h.
3301 (pending_assemble_externals_set): New pointer set.
3302 (process_pending_assemble_externals): Destroy the pointer set.
3303 (assemble_external): See if decl is in pending_assemble_externals_set,
3304 and add it to pending_assemble_externals if necessary.
3305 (init_varasm_once): Allocate pending_assemble_externals_set.
3307 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3309 Backported from mainline
3310 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3313 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3314 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3315 (vector_ltgt<mode>): Likewise.
3316 (vector_ordered<mode>): Likewise.
3317 (vector_unordered<mode>): Likewise.
3318 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3320 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3322 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3325 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3327 Backported from mainline
3328 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3332 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3333 GENERAL_REGS and FP_REGS for SImode.
3335 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3338 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3339 on any new_local_var_chain vars declared during recursing on
3340 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3342 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3344 Backport from 2012-03-22 mainline r185692.
3347 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3348 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3349 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3350 (delay_cycles_1, delay_cycles_2): Ditto.
3351 (delay_cycles_3, delay_cycles_4): Ditto.
3352 (nopv, *nopv): Ditto.
3353 (sleep, *sleep): Ditto.
3356 Backport from 2012-03-21 mainline r185605.
3358 PR rtl-optimization/52543
3360 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3361 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3362 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3363 (avr_load_libgcc_p): Restrict to __flash loads.
3364 (avr_out_lpm): Only handle 1-byte loads from __flash.
3365 (avr_load_lpm): New function.
3366 (avr_find_unused_d_reg): Remove.
3367 (avr_out_lpm_no_lpmx): Remove.
3368 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3369 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3370 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3371 (load_<mode>, load_<mode>_clobber): New insns.
3372 (mov<mode>): For multi-byte move from non-generic
3373 16-bit address spaces: Expand to load_<mode> resp.
3374 load_<mode>_clobber.
3375 (load<mode>_libgcc): Remove expander.
3376 (split-lpmx): Remove split.
3378 Backport from 2012-03-13 mainline r185329.
3381 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3382 offset (size) to a value the insns can deal with.
3383 (expand_epilogue): Ditto.
3385 Backport from 2012-03-12 mainline r185256.
3388 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3389 type from reg_class_t to enum reg_class.
3390 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3392 Backport from 2012-03-12 mainline r185253.
3395 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3396 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3397 r184615 from 2012-02-28.
3399 Backport from 2012-03-08 mainline r185105.
3401 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3402 for constants in [-63,63].
3404 Backport from 2012-03-08 mainline r185100.
3407 * config/avr/avr.c (avr_mem_clobber): New static function.
3408 (avr_expand_delay_cycles): Add memory clobber operand to
3409 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3410 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3411 (enable_interrupt, disable_interrupt): New expander.
3412 (nopv, sleep, wdr): New expanders.
3413 (delay_cycles_1): Add memory clobber.
3414 (delay_cycles_2): Add memory clobber.
3415 (delay_cycles_3): Add memory clobber.
3416 (delay_cycles_4): Add memory clobber.
3417 (cli_sei): New insn from former "enable_interrupt",
3418 "disable_interrupt" with memory clobber.
3419 (*wdt): New insn from former "wdt" with memory clobber.
3420 (*nopv): Similar, but for "nopv".
3421 (*sleep): Similar, but for "sleep".
3423 Backport from 2012-03-07 mainline r185043.
3426 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3428 Backport from 2012-03-07 mainline r185032.
3431 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3432 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3433 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3435 Backport from 2012-03-07 mainline r185031.
3438 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3440 * config/avr/avr.md (xload_8): Adjust insn length.
3442 Backport from 2012-03-07 mainline r185030.
3445 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3446 if RAMPZ affects reading from RAM.
3448 Backport from 2012-03-05 mainline r184919.
3450 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3452 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3454 Backport from mainline r185259.
3457 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3458 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3460 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3462 Backported from mainline
3463 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3466 * c-parser.c (c_parser_postfix_expression)
3467 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3469 * config/i386/smmintrin.h: Avoid /* within a comment.
3470 * config/i386/nmmintrin.h: Likewise.
3472 2012-03-22 Richard Guenther <rguenther@suse.de>
3474 * BASE-VER: Set to 4.7.1.
3475 * DEV-PHASE: Set to prerelease.
3477 2012-03-22 Release Manager
3479 * GCC 4.7.0 released.
3481 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3483 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3485 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3486 Andrew Pinski <apinski@cavium.com>
3489 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3490 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3491 calls instead of __builtin_ir{int,ound}*.
3493 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3496 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3499 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3501 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3502 Refer to GCC 4.7 version of c99status.html.
3504 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3506 Backport from mainline
3507 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3509 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3510 redefine to be NULL if the current bit-size is different from the
3511 configured bit-size.
3513 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3514 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3515 set the default tuning. Add asserts to make sure the cpu and tune
3516 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3517 test whether the index is set, instead of > 0.
3518 (rs6000_file_start): Do not reset the default cpu if the current
3519 bit-size is different from the configured bit-size.
3521 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3523 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3525 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3526 Update binutils references.
3527 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3528 Update binutils reference.
3529 Update Sun as/GNU ld caveat.
3530 Document binutils largefile requirement for LTO plugin.
3531 Remove reference to alternate libpthread.
3533 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3535 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3537 (Specific, mips-sgi-irix6): Likewise.
3539 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3541 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3542 * configure: Regenerate.
3544 2012-03-07 Richard Henderson <rth@redhat.com>
3546 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3547 * config/m68k/sync.md (atomic_test_and_set): Use it.
3548 (atomic_test_and_set_1): Likewise.
3550 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3553 * Makefile.in: Let install-gcc-ar depend on installdirs,
3554 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3555 Don't double canonicalize if cross-compiling.
3557 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3559 * trans-mem.c: New typedef for tm_region_p.
3560 Define vector types for tm_region_p.
3561 (tm_region_init): Replace region_worklist to a vector called
3564 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3567 * trans-mem.c (tm_region_init): Use last_basic_block.
3569 2012-03-05 Richard Henderson <rth@redhat.com>
3572 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3573 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3574 BIGGEST_ALIGNMENT is aligned.
3576 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3578 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3580 2012-03-05 Richard Henderson <rth@redhat.com>
3583 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3584 instead of calling negqi2 directly.
3586 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3588 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3589 (INTMAX_TYPE): Use it.
3590 (UINTMAX_TYPE): Likewise.
3591 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3592 (irix6_c_common_override_options): Declare.
3593 (C_COMMON_OVERRIDE_OPTIONS): Define.
3594 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3595 * config/mips/irix6-c.c: New file.
3596 * config/mips/t-irix6 (irix6-c.o): New target.
3597 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3600 2012-03-02 Richard Henderson <rth@redhat.com>
3602 * optabs.c (expand_atomic_test_and_set): Honor
3603 atomic_test_and_set_trueval even when atomic_test_and_set
3604 optab is not in use.
3606 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3608 Backport from mainline
3609 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3611 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3613 2012-03-02 Richard Guenther <rguenther@suse.de>
3615 * DEV-PHASE: Set to prerelease.
3617 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3619 * config.gcc (obsolete): Add all ARM targets using the FPA.
3620 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3621 * doc/install.texi: Avoid references to obsolete ARM ports.
3623 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3625 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3627 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3628 Joern Rennecke <joern.rennecke@embecosm.com>
3630 * doc/extend.texi: Expand and update information on interrupt
3631 attribute for Epiphany.
3633 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3635 * config/sh/sh-protos.h: Update copyright notice dates.
3636 * config/sh/sh.h: Likewise.
3637 * config/sh/sh.md: Likewise.
3638 * config/sh/constraints.md: Likewise.
3639 * config/sh/predicates.md: Likewise.
3641 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3643 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3644 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3646 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3648 * config/sh/constraints.md: Fix comment typo.
3650 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3653 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3654 unsigned HOST_WIDE_INT.
3655 (zvdep_imm64): Likewise.
3656 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3657 (vdepi_and): Likewise.
3658 Likewise for unamed 64-bit patterns.
3659 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3661 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3664 PR rtl-optimization/52417
3665 * cselib.c (cselib_any_perm_equivs): New variable.
3666 (cselib_reset_table): Check that it's not set when not
3667 preserving constants.
3668 (cselib_add_permanent_equiv): Set it.
3669 (cselib_have_permanent_equivalences): New.
3670 (cselib_init, cselib_finish): Reset it.
3671 * cselib.h (cselib_have_permanent_equivalences): Declare.
3672 * alias.c (get_addr): Restore earlier behavior when there
3673 aren't permanent equivalences.
3675 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3677 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3678 * config/v850/v850-modes.def: Fix copyright notice.
3680 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3682 * doc/extend.texi (AVR Built-in Functions): Document
3683 __builtin_avr_flash_segment.
3685 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3686 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3687 (*split.flash_segment): New insn-and-split.
3688 * config/avr/avr.c (avr_init_builtins): Add local variables:
3689 const_memx_void_node, const_memx_ptr_type_node,
3690 char_ftype_const_memx_ptr.
3692 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3694 PR tree-optimization/52445
3695 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3696 add ssa_name_ver, offset and size fields and change store field
3698 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3699 (add_or_mark_expr): Likewise. Only consider previous stores
3700 with the same size and offset.
3701 (nt_init_block): Only look at gimple_assign_single_p stmts,
3702 doesn't look at rhs2.
3704 2012-03-01 Richard Guenther <rguenther@suse.de>
3707 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3708 conversions from integral types to pointer types.
3710 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3712 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3713 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3714 unintentionally removed in r184616.
3716 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3718 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3721 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3722 Uros Bizjak <ubizjak@gmail.com>
3725 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3726 alternatives, add "e" constraint to the new last alternative
3727 and ! to last 3 alternatives.
3729 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3731 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3732 DW_AT_artificial attributes at the end of the processing.
3733 (gen_array_type_die): Likewise.
3734 (gen_enumeration_type_die): Likewise.
3735 (gen_struct_or_union_type_die): Likewise.
3736 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3739 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3742 * expr.c (expand_assignment): If doing misaligned store that doesn't
3743 cover all mode bits, perform a RMW cycle.
3745 PR tree-optimization/52429
3746 * tree-parloops.c (separate_decls_in_region_debug): Return early
3747 if var is LABEL_DECL.
3749 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3751 PR tree-optimization/52424
3752 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3753 calling dom_thread_across_edge.
3755 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3757 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3759 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3761 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3762 * config/avr/avr.c (avr_output_bld): Remove unused function.
3763 (avr_out_sbxx_branch): Use "%T" to print bit position.
3765 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3767 * config/avr/avr.md: Untabify.
3769 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3771 * config/avr/avr.md (eqne): New code iterator.
3772 (*dec-and-branchsi): Use it in text peephole's condition.
3773 (*dec-and-branchhi): Ditto.
3774 (*dec-and-branchqi): Ditto.
3776 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3779 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3780 the device does not have the skip-bug.
3782 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3784 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3785 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3786 -mpretend-cmove): New.
3788 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3791 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3792 doesn't count DEBUG_INSN refs.
3793 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3794 for DEBUG_INSN refs.
3796 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3800 2012-02-20 Richard Guenther <rguenther@suse.de>
3801 PR tree-optimization/52298
3802 * tree-vect-stmts.c (vectorizable_load): Properly use
3803 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3806 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3809 * gimple.h (gimple_in_transaction): New.
3810 (gimple_set_in_transaction): New.
3811 (struct gimple_statement_base): Add in_transaction field.
3812 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3814 (tree_ssa_lim_initialize): Compute transaction bits.
3815 * tree.h (compute_transaction_bits): Protoize.
3816 * trans-mem.c (tm_region_init): Use the heap to store BB
3818 (compute_transaction_bits): New.
3820 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3822 * gcc.c (display_help): Document --help=common and sort entries
3825 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3827 * doc/install.texi: Document check-$LANG specific shortcuts
3829 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3832 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3834 * config/arm/arm_neon.h: Regenerate.
3835 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3836 (neon_vcgeu): New insn.
3837 (neon_vcgtu): Likewise.
3838 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3839 (ops): Unsigned comparison intrinsics call a different
3842 2012-02-28 Richard Guenther <rguenther@suse.de>
3845 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3846 ordering for the VEC_CONCAT for two element vectors for
3847 V2SFmode, V2SImode and V2DImode.
3849 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3852 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3853 detecting big-endian triplets.
3855 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3857 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3858 mode if there is no type information available.
3860 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3862 PR tree-optimization/53207
3863 * doc/invoke.texi: Document as experimental and relying on graphite.
3865 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3867 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3868 of initializer to changes from r184614.
3870 2012-02-28 Richard Guenther <rguenther@suse.de>
3872 PR tree-optimization/52395
3873 * tree-sra.c (build_ref_for_offset): Also look at the base
3874 TYPE_ALIGN when figuring out the alignment of the replacement.
3876 2012-02-28 Richard Guenther <rguenther@suse.de>
3878 PR tree-optimization/52402
3879 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3880 mis-aligned types when creating the accesses at the call site.
3882 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3884 * config/avr/builtins.def: New file.
3885 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3886 * config/avr/avr.c (enum avr_builtin_id): Use it.
3887 (avr_init_builtins): Use it. And use avr_bdesc.
3888 (bdesc_1arg): Remove.
3889 (bdesc_2arg): Remove.
3890 (bdesc_3arg): Remove.
3891 (struct avr_builtin_description): Add field n_args.
3892 (avr_bdesc): New static variable using builtins.def.
3893 (avr_expand_builtin): Use it.
3894 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3895 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3896 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3898 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3901 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3902 match only one single hard register with respective hard reg rtx.
3903 (movmemx_<mode>): Ditto.
3904 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3905 insn anatomy of movmem[x]_<mode>.
3906 (avr_out_movmem): Same for printing assembler and operand usage.
3908 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3912 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3913 address spaces located outside of device flash.
3915 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3916 (mcu_type_s): Add field n_flash.
3917 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3918 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3919 (AVR_MCU): Add N_FLASH argument.
3920 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3921 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3922 macro __FLASH<n> if that address space makes sense for the device.
3923 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3924 outside of target flash.
3925 (avr_asm_named_section): Ditto.
3926 (avr_asm_select_section): Ditto.
3927 (avr_addr_space_convert): Ditto.
3928 (avr_emit_movmemhi): Ditto.
3929 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3930 address space is outside of device flash.
3931 (avr_insert_attributes): Ditto.
3932 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3933 avr_current_arch->n_segments.
3935 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3938 * config/i386/i386.md (*movabs<mode>_1): Enable only for
3940 (*movabs<mode>_2): Likewise.
3942 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3945 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3946 s_register_operand in the test instead of REG_P. Don't call
3947 gen_reg_rtx if it won't be used.
3949 PR tree-optimization/52376
3950 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3952 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3954 * ifcvt.c (noce_get_condition): Check condition variable is not
3955 small_register_classes_for_mode_p before accepting.
3957 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3959 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3961 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3964 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3965 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3967 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3969 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3971 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3973 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3975 * config/sh/predicates.md: Remove blank lines.
3976 * config/sh/sh.c: Fix typos in comments.
3977 * config/sh/constraints.md: Likewise.
3978 * config/sh/sh.md: Remove blank lines.
3979 Fix typos in comments. Use ;; as comment characters.
3981 2012-02-26 Walter Lee <walt@tilera.com>
3983 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3984 (replace_mov_pcrel_step2): Ditto.
3986 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3989 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3990 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3991 and locs that reference values newer than the non-canonical value
3992 at hand. Return the canonical value as a worst case.
3993 (memrefs_conflict_p): Walk canonical value's locs.
3996 * cselib.c (preserve_only_constants): Rename to...
3997 (preserve_constants_and_equivs): ... this. Split out...
3998 (invariant_or_equiv_p): ... this. Preserve plus expressions
3999 of other preserved expressions too.
4000 (cselib_reset_table): Adjust.
4001 * var-tracking.c (reverse_op): Use canonical value to build
4004 2012-02-23 Kai Tietz <ktietz@redhat.com>
4006 * config/i386/i386.c (ix86_delegitimize_address): Handle
4007 UNSPEC_PCREL plus displacement.
4009 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4012 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4013 to test for unusedness in st X addressing.
4015 2012-02-24 Richard Guenther <rguenther@suse.de>
4018 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4019 (is_gimple_reg_type): Move inline ...
4020 * gimple.h (is_gimple_reg_type): ... here.
4022 2012-02-24 Richard Guenther <rguenther@suse.de>
4025 * passes.c (execute_function_todo): When verifying SSA form
4026 verify gimple form first.
4027 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4029 2012-02-24 Richard Guenther <rguenther@suse.de>
4032 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4033 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4035 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4037 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4039 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4041 * tree-phinodes.c (make_phi_node): Mark static.
4042 * tree-flow.h (make_phi_node): Remove extern decl.
4043 * doc/gimple.texi (make_phi_node): Remove documentation.
4045 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4047 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4048 * tree-ssa-sccvn.c (print_scc): Ditto.
4050 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4052 * doc/passes.texi (Full redundancy elimination): Fix typo.
4054 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4056 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4058 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4061 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4063 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4066 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4068 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4070 * config/avr/avr.md (code_stdname): Add ior, xor.
4071 (xior): New code iterator.
4072 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4073 (*<code_stdname><mode>qi.byte1-3): Ditto.
4075 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4077 PR tree-optimization/52019
4078 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4081 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4083 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4084 HAVE_INITFINI_ARRAY to work around namespace pollution in
4085 certain versions of newlib system headers.
4086 * config.in: Regenerate.
4087 * configure: Regenerate.
4088 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4089 instead of HAVE_INITFINI_ARRAY.
4091 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4094 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4095 is not offsettable memory reference.
4097 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4100 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4101 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4103 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4105 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4106 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4108 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4110 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4111 library on Solaris 8 even without TLS support.
4112 * configure: Regenerate.
4114 2012-02-22 Richard Guenther <rguenther@suse.de>
4117 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4118 for GIMPLE_DEBUG stmts.
4120 2012-02-22 Martin Jambor <mjambor@suse.cz>
4123 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4124 according to the base object.
4126 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4128 PR rtl-optimization/50063
4129 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4130 and 2 (8-bit SP) in operand 2.
4131 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4132 setup to use movhi_sp_r instead of vanilla move to write SP.
4133 Adjust REG_CFA notes to superseed unspec.
4134 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4136 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4137 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4138 irq_state 1 (IRQ known to be on) here.
4140 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4142 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4144 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4145 assign_hard_reg): Likewise.
4147 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4149 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4151 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4154 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4155 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4157 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4159 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4160 prototype from here to...
4161 * config/avr/avr.h: ...here.
4163 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4166 * thumb2.md (thumb2_shiftsi3_short): Split register and
4167 immediate shifts. For register shifts tie operands 0 and 1.
4168 (peephole2 for above): Check that register-controlled shifts
4169 have suitably tied operands.
4171 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4174 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4175 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4176 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4177 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4178 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4179 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4180 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4181 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4182 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4183 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4184 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4185 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4186 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4187 bdver1_ssevector_avx256_unaligned_load,
4188 bdver1_ssevector_sse128_unaligned_load,
4189 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4190 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4191 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4192 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4193 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4194 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4195 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4196 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4197 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4198 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4199 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4200 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4201 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4202 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4203 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4204 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4205 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4206 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4207 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4208 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4209 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4210 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4211 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4212 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4213 bdver1_ssediv_double_load, bdver1_ssediv_double,
4214 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4215 Add "bdver2" attribute.
4217 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4219 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4220 default if possible and not specified otherwise.
4222 2012-02-21 Richard Guenther <rguenther@suse.de>
4225 * gimplify.c (create_tmp_from_val): Use the main variant type
4226 for the type of the temporary we create.
4228 2012-02-21 Richard Guenther <rguenther@suse.de>
4230 PR tree-optimization/52324
4231 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4232 do not gimplify a MEM_REF address operand if it is already
4235 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4237 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4238 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4240 2012-02-21 Richard Guenther <rguenther@suse.de>
4242 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4243 nested_in_vect_loop.
4245 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4247 PR tree-optimization/52318
4248 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4249 vdef also to non-pure/const call stmts in the sequence.
4251 2012-02-20 David S. Miller <davem@davemloft.net>
4253 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4254 don't use the "rd %pc" instruction on v9 for PIC register loads.
4256 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4259 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4260 in a transaction safe function.
4262 2012-02-20 Kai Tietz <ktietz@redhat.com>
4265 * stor-layout.c (place_field): Handle desired_align for
4268 2012-02-20 Richard Guenther <rguenther@suse.de>
4270 PR tree-optimization/52298
4271 * tree-vect-stmts.c (vectorizable_store): Properly use
4272 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4274 (vectorizable_load): Likewise.
4275 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4276 Access DR_STEP after ensuring it is not NULL.
4278 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4280 PR tree-optimization/52286
4281 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4282 optimization use double_int_to_tree instead of build_int_cst_wide,
4283 rewrite to use double_int vars.
4285 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4288 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4290 Remove -e 0 from $gcc_cv_ld invocation.
4291 Only use __GLIBC_PREREQ if defined.
4292 Enable on Solaris since Solaris 8 patch.
4293 (gcc_SUN_LD_VERSION): New macro.
4294 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4295 gcc_SUN_LD_VERSION for version number format.
4296 * configure: Regenerate.
4297 * varasm.c (get_elf_initfini_array_priority_section): Set
4298 SECTION_NOTYPE for non-default priority.
4299 Use get_section instead of get_unnamed_section to emit
4300 .init_array/.fini_array with default priority.
4302 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4304 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4305 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4306 (mips_start_unique_function, mips_output_mips16_rdhwr)
4307 (mips_code_end): New functions.
4308 (TARGET_ASM_CODE_END): Define.
4310 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4312 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4313 to stubs with non-sibling calls.
4315 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4317 * doc/invoke.texi (-fira-* options): Copy-edit.
4318 (ira-* parameters): Copy-edit.
4320 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4322 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4323 GCC coding conventions.
4325 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4327 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4328 when used as adjectives.
4330 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4332 * doc/invoke.texi: Clean up "that"/"which" confusion.
4334 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4336 * system.h: Poison SMALL_REGISTER_CLASSES
4337 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4338 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4340 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4342 PR tree-optimization/52285
4343 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4344 when deciding if a call is a tail call or tail recursion.
4346 2012-02-16 Kai Tietz <ktietz@redhat.com>
4348 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4349 interger-constant displacement for UNSPEC_PCREL.
4351 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4353 PR rtl-optimization/52208
4354 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4355 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4357 PR tree-optimization/52255
4358 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4359 loop->header has virtual PHI, but exit_e->dest doesn't, add
4360 virtual PHI to exit_e->dest and adjust all uses after the loop.
4363 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4364 children with clone_tree_hash, not after it.
4366 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4368 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4369 extended identifiers.
4371 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4374 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4375 a same_body_alias, also test whether e->callee isn't a former
4376 or current clone of the decl this is a same body alias of.
4378 PR translation/52264
4379 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4381 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4383 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4385 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4388 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4389 force_reg instead of copy_to_reg for better optimization. Force
4390 non-register or memory operands into a register.
4392 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4394 * extend.texi: Reserve upper bits of memory model for future use.
4396 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4397 Anatoly Sokolov <aesok@post.ru>
4398 Eric Weddington <eric.weddington@atmel.com>
4401 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4402 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4403 Rewrite initializers for .macro.
4404 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4405 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4406 atxmega32d4, atxmega32x1.
4407 avrxmega4: atxmega64a3, atxmega64d3.
4408 avrxmega5: atxmega64a1, atxmega64a1u.
4409 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4410 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4411 avrxmega7: atxmega128a1, atxmega128a1u.
4412 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4413 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4414 (struct base_arch_s): Rename reserved to xmega_p.
4415 Rename reserved2 to have_rampd.
4416 (AVR_XMEGA): New define.
4417 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4418 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4419 * config/avr/predicates.md (io_address_operand): Take into
4421 (low_io_address_operand): Ditto.
4422 (high_io_address_operand): Ditto.
4423 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4424 (enabled, movhi_sp_r): Use them.
4425 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4426 cpp_define_formatted to built-in define __AVR_ARCH__.
4427 (__AVR_XMEGA__): New built-in define.
4428 (__AVR_HAVE_RAMPD__): New built-in define.
4429 (__AVR_HAVE_RAMPX__): New built-in define.
4430 (__AVR_HAVE_RAMPY__): New built-in define.
4431 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4433 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4434 (avr_option_override): Initialize them.
4435 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4436 (avr_init_expanders): Initialize them. No more block several calls.
4437 (emit_push_sfr): New static function.
4438 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4440 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4441 (avr_print_operand): Print addreeses as symbols for
4442 RAMPX, RAMPY, RAMPD, CCP.
4443 (output_movhi): Handle AVR_XMEGA when writing to SP.
4444 (avr_out_movhi_mr_r_xmega): New static function.
4445 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4446 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4447 __RAMPD__, __CCP__ as needed.
4449 * config/avr/multilib.h: Regenerate.
4450 * config/avr/t-multilib: Regenerate.
4451 * config/avr/avr-tables.opt: Regenerate.
4453 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4455 PR tree-optimization/50561
4456 * graphite-flattening.c (lst_project_loop): Do not
4457 remove old scattering dimensions after flattening.
4458 (lst_do_flatten): Likewise.
4460 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4462 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4463 __builtin_avr_map8, __builtin_avr_map16.
4464 Document __builtin_avr_insert_bits.
4466 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4467 (insert_bits): New insn.
4468 (adjust_len.map_bits): Rename to insert_bits.
4469 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4470 * avr-protos.h (avr_out_map_bits): Remove.
4471 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4472 * config/avr/constraints.md (Cxf,C0f): New.
4473 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4474 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4475 New built-in define __BUILTIN_AVR_INSERT_BITS.
4476 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4477 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4478 (avr_move_bits): Rewrite.
4479 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4481 (avr_map_op_t): New typedef.
4482 (avr_map_op): New static variable.
4483 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4484 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4485 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4486 (bdesc_3arg, avr_expand_triop_builtin): New.
4487 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4488 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4489 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4490 (avr_map_equal_p, avr_map_sig_p): Remove.
4491 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4492 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4493 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4494 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4495 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4496 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4498 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4500 * config/c6x/c6x.md (reserve_cycles): New attribute.
4501 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4502 don't reserve functional units after the branch occurs.
4504 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4507 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4508 functions into non-tm_pure functions.
4510 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4513 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4514 (iterative_hash_canonical_type): Likewise.
4515 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4518 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4520 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4521 sched-group insn, it either remains alone or the entire list is pruned.
4523 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4525 * doc/install.texi (Prerequisites): Fix grammar.
4526 (Configuration): Likewise.
4528 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4530 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4531 MPC as part of GCC before describing configuring with --with-gmp etc.
4532 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4533 sources are present.
4535 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4538 * dwarf2out.c (clone_tree_hash): New function.
4539 (copy_decls_walk): Use it instead of clone_tree.
4541 2012-02-14 Richard Guenther <rguenther@suse.de>
4543 PR tree-optimization/52244
4544 PR tree-optimization/51528
4545 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4546 replacements for integral types.
4548 2012-02-14 Walter Lee <walt@tilera.com>
4550 * config.gcc: Handle tilegx and tilepro.
4551 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4553 Add HAVE_AS_TLS check for tilegx and tilepro.
4554 * configure: Regenerate.
4555 * doc/contrib.texi: Add Mat Hostetter and self.
4556 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4557 Document instruction intrinsics and network accessing intrinsics.
4558 (TILEPro Built-in Functions): New node. Document instruction
4559 intrinsics and network accessing intrinsics.
4560 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4561 (Specific, tilepro-*-linux*): Likewise.
4562 * doc/invoke.texi (TILE-Gx Options): New section.
4563 (TILEPro Options): New section.
4564 * doc/md.texi (TILE-Gx): New section.
4565 (TILEPro): New section.
4566 * common/config/tilegx/tilegx-common.c: New file.
4567 * common/config/tilepro/tilepro-common.c: New file.
4568 * config/tilegx/constraints.md: New file.
4569 * config/tilegx/linux.h: New file.
4570 * config/tilegx/mul-tables.c: New file.
4571 * config/tilegx/predicates.md: New file.
4572 * config/tilegx/sync.md: New file.
4573 * config/tilegx/t-tilegx: New file.
4574 * config/tilegx/tilegx-builtins.h: New file.
4575 * config/tilegx/tilegx-c.c: New file.
4576 * config/tilegx/tilegx-generic.md: New file.
4577 * config/tilegx/tilegx-modes.def: New file.
4578 * config/tilegx/tilegx-multiply.h: New file.
4579 * config/tilegx/tilegx-protos.h: New file.
4580 * config/tilegx/tilegx.c: New file.
4581 * config/tilegx/tilegx.h: New file.
4582 * config/tilegx/tilegx.md: New file.
4583 * config/tilegx/tilegx.opt: New file.
4584 * config/tilepro/constraints.md: New file.
4585 * config/tilepro/gen-mul-tables.cc: New file.
4586 * config/tilepro/linux.h: New file.
4587 * config/tilepro/mul-tables.c: New file.
4588 * config/tilepro/predicates.md: New file.
4589 * config/tilepro/t-tilepro: New file.
4590 * config/tilepro/tilepro-builtins.h: New file.
4591 * config/tilepro/tilepro-c.c: New file.
4592 * config/tilepro/tilepro-generic.md: New file.
4593 * config/tilepro/tilepro-modes.def: New file.
4594 * config/tilepro/tilepro-multiply.h: New file.
4595 * config/tilepro/tilepro-protos.h: New file.
4596 * config/tilepro/tilepro.c: New file.
4597 * config/tilepro/tilepro.h: New file.
4598 * config/tilepro/tilepro.md: New file.
4599 * config/tilepro/tilepro.opt: New file.
4601 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4603 PR tree-optimization/52210
4604 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4605 vect_model_simple_cost with two entry vect_def_type array instead
4606 of an address of dt.
4608 2012-02-14 Richard Guenther <rguenther@suse.de>
4611 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4612 Do not stream DECL_QUALIFIER.
4613 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4614 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4615 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4617 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4620 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4623 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4626 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4627 * cselib.c (cselib_subst_to_values_from_insn): New function.
4628 * sched-deps.c (add_insn_mem_dependence,
4629 sched_analyze_1, sched_analyze_2): Use it.
4631 2012-02-13 Jan Hubicka <jh@suse.cz>
4634 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4636 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4638 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4639 (GTM_SELF_SPECS): Define if not already defined.
4640 (driver_self_specs): Add GTM_SELF_SPECS.
4641 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4642 (GTM_SELF_SPECS): Define.
4643 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4644 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4646 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4648 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4651 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4654 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4655 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4657 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4660 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4662 2012-02-13 Richard Guenther <rguenther@suse.de>
4664 PR translation/52211
4665 * passes.c (enable_disable_pass): Fix typo.
4667 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4670 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4671 XOR for reduce_bit_field if type is unsigned.
4673 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4675 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4676 disallow changes from SFmode to mode with different size in FP regs.
4678 2012-02-12 Robert Millan <rmh@gnu.org>
4679 Gerald Pfeifer <gerald@pfeifer.com>
4681 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4684 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4686 PR rtl-optimization/52175
4687 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4688 to frame-related instructions.
4690 2012-02-10 Jason Merrill <jason@redhat.com>
4693 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4694 (demangle_new_symbols): Fill it.
4695 (scan_linker_output): Walk it.
4696 (start_tweaking): Split out from scan_linker_output.
4697 (maybe_tweak): Update sym->chosen.
4698 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4700 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4703 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4705 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4707 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4708 having the same mode as previous compare.
4710 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4712 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4713 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4714 (nonlocal_goto_internal): Likewise.
4715 (nonlocal_goto): Emit a use and an indirect jump directly.
4717 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4720 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4721 __atomic_{is,always}_lock_free.
4723 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4726 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4727 negative constant address for x32.
4729 2012-02-10 Richard Henderson <rth@redhat.com>
4731 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4732 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4733 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4735 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4736 Ira Rosen <irar@il.ibm.com>
4738 PR tree-optimization/50031
4739 * targhooks.c (default_builtin_vectorization_cost): Handle
4741 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4742 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4743 all types of reduction and pattern statements.
4744 (vect_estimate_min_profitable_iters): Likewise.
4745 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4746 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4747 for explicit realigns.
4748 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4749 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4751 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4752 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4753 vec_perm for VSX and handle vec_promote_demote.
4755 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4758 * builtins.c (fold_builtin_atomic_always_lock_free,
4759 expand_builtin_atomic_always_lock_free,
4760 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4761 Return and/or test boolean_true_node/boolean_false_node instead of
4762 integer_one_node/integer_zero_node.
4764 2012-02-10 Jan Hubicka <jh@suse.cz>
4767 * predict.c (predict_paths_for_bb): Prevent looping.
4768 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4770 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4772 * config/arm/arm.c (output_move_double): In one case properly
4773 count number of instructions that will be emitted.
4775 2012-02-10 Richard Guenther <rguenther@suse.de>
4777 PR translation/52193
4778 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4780 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4783 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4785 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4788 * var-tracking.c (emit_note_insn_var_location): If
4789 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4790 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4791 non-NOTE_DURING_CALL_P insn.
4793 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4796 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4798 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4801 * gcc.c (switch_matches) Support switches with separated form,
4804 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4806 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4808 (RAMPZ_ADDR): Ditto.
4809 * config/avr/avr.c (avr_addr_t): New typedef.
4810 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4811 (avr_init_expanders): Initialize it.
4812 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4814 (expand_epilogue): Ditto.
4815 (avr_print_operand): Ditto.
4816 (avr_file_start): Ditto.
4817 (avr_emit_movmemhi): Ditto.
4819 2012-02-08 Richard Guenther <rguenther@suse.de>
4821 PR tree-optimization/46886
4822 * tree-flow.h (do_while_loop_p): Declare.
4823 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4824 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4826 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4828 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4829 always succeed for integers larger than a native word.
4831 2012-02-08 Richard Guenther <rguenther@suse.de>
4833 PR rtl-optimization/52170
4834 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4835 properly handle integer vector modes.
4837 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4839 PR gcov-profile/52150
4840 * coverage.c: Include target.h.
4841 (build_var): Call targetm.strip_name_encoding on the assembler name.
4842 Change one _ into . or $ if the target allows it.
4843 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4845 PR rtl-optimization/52139
4846 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4847 is a BARRIER after emit_insn_after_noloc, move BB_END
4848 to the last non-BARRIER insn before it.
4850 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4853 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4854 (mips_gimplify_va_arg_expr): Call it instead of
4855 std_gimplify_va_arg_expr.
4857 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4859 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4860 message for -mno-pointers-to-nested-function.
4862 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4865 * expr.c (get_inner_reference): If there is an offset, add a negative
4866 bit position to it (if any).
4868 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4870 PR rtl-optimization/52060
4871 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4872 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4873 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4874 and/or i0src_copy2 when needed.
4876 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4878 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4879 or LTOPLUGINSONAME if have_c.
4881 * config/freebsd-spec.h: Add comment about what macros can be defined
4883 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4884 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4887 2012-02-07 Richard Guenther <rguenther@suse.de>
4889 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4890 newline in -alias dumps.
4892 2012-02-07 Kai Tietz <ktietz@redhat.com>
4893 Dave Korn <dave.korn.cygwin@gmail.com>
4896 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4897 Take care that typinfo gets dllexport-attribute.
4899 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4902 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4903 if modifier < EXPAND_SUM call force_operand on the result.
4905 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4907 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4908 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4910 (epiphany_function_type): Replace types for specific interrupts with
4911 EPIPHANY_FUNCTION_INTERRUPT.
4912 (EPIPHANY_INTERRUPT_P): Update.
4913 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4914 New static function.
4915 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4916 <disinterrupt>: Affects type identity.
4917 (epiphany_handle_interrupt_attribute): Handle variable number of
4919 (epiphany_compute_function_type): Update for new
4920 epiphany_function_type definition.
4921 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4922 handlers with a longcall forwarder.
4923 (epiphany_start_function): Handle multiple interrupt arguments and/or
4924 forwarder_section attribute.
4926 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4929 2012-02-07 Alan Modra <amodra@gmail.com>
4932 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4935 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4937 PR tree-optimization/50969
4938 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4939 use vec_perm rather than vector_stmt.
4940 (vect_model_load_cost): Likewise.
4941 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4942 vec_perm to be the same as other vector statements.
4943 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4944 cost of vec_perm for TARGET_VSX.
4946 2012-02-06 Richard Guenther <rguenther@suse.de>
4948 PR tree-optimization/52115
4949 * tree-sra.c (access_has_replacements_p): New function.
4950 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4952 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4955 * trans-mem.c (expand_call_tm): Add an assertion.
4956 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4959 2012-02-06 Richard Guenther <rguenther@suse.de>
4961 PR tree-optimization/50955
4962 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4963 raise cost of expressions that replace an address with an
4964 expression based on a different pointer.
4966 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4969 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4970 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4972 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4975 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4976 -Weffc++ and specify guidelines come from second edition.
4978 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4980 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4981 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4982 (call_direct_split, call_value_split, call_value_internal_direct)
4983 (call_value_direct_split, call_value_multiple_split): Use jal and
4984 jal_macro attributes.
4986 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4988 * reload1.c (reload_regs_reach_end_p): Replace with...
4989 (reload_reg_rtx_reaches_end_p): ...this function.
4990 (new_spill_reg_store): Update commentary.
4991 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4992 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4993 before setting new_spill_reg_store.
4994 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4995 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4996 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4997 for non-spill reload registers.
4999 2012-02-05 Ira Rosen <irar@il.ibm.com>
5001 PR tree-optimization/52091
5002 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5003 (vect_is_simple_use_1): Likewise.
5004 * tree-vect-loop.c (vectorizable_reduction): Update calls
5005 to vect_is_simple_use_1 and vect_is_simple_use.
5006 (vectorizable_live_operation): Likewise.
5007 * tree-vect-patterns.c (widened_name_p,
5008 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5009 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5010 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5011 vectorizable_shift,vectorizable_operation, vectorizable_store,
5012 vectorizable_load): Likewise.
5013 (vect_is_simple_cond): Add an argument, pass it to
5014 vect_is_simple_use_1.
5015 (vectorizable_condition): Update calls to vect_is_simple_cond,
5017 (vect_is_simple_use): Add an argument, the statement in which
5018 OPERAND is used. Check that if OPERAND's def stmt is a double
5019 reduction phi node, the use is a phi node too.
5020 (vect_is_simple_use_1): Add an argument, pass it to
5022 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5023 to vect_is_simple_use.
5025 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5027 PR rtl-optimization/52095
5028 * modulo-sched.c (dump_insn_locator): New function.
5029 (loop_canon_p, sms_schedule): Use it.
5031 PR rtl-optimization/52113
5032 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5033 even for decomposable shift/zext insns.
5035 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5036 Zdenek Dvorak <ook@ucw.cz>
5038 PR rtl-optimization/52092
5039 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5040 on get_iv_value result.
5042 2012-02-02 Andrew Pinski <apinski@cavium.com>
5046 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5048 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5051 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5053 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5055 PR rtl-optimization/49800
5056 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5057 (sched_finish): Call regstat_free_n_sets_and_refs.
5059 2012-02-02 Jia Liu <proljc@gmail.com>
5061 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5064 2012-02-02 Jan Hubicka <jh@suse.cz>
5065 Tom de Vries <tom@codesourcery.com>
5068 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5069 * varpool.c (varpool_analyze_pending_decls): Likewise.
5071 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5072 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5074 * config.gcc: Add cr16-* support.
5076 * doc/extend.texi: Document cr16 extensions.
5077 * doc/install.texi: Document cr16 install.
5078 * doc/invoke.texi: Document cr16 options.
5079 * doc/md.texi: Document cr16 constraints.
5081 * common/config/cr16/cr16-common.c: New file.
5082 * config/cr16/cr16.c: New file.
5083 * config/cr16/cr16.h: New file.
5084 * config/cr16/cr16.md: New file.
5085 * config/cr16/cr16.opt: New file.
5086 * config/cr16/cr16-protos.h: New file.
5087 * config/cr16/predicates.md: New file.
5088 * config/cr16/constraints.md: New file.
5089 * config/cr16/t-cr16: New file.
5091 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5094 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5095 that operands[2] is either immediate, or q_regs_operand.
5097 PR tree-optimization/52073
5098 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5099 a pattern stmt for pattern uses, ignore uses outside of the loop.
5101 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5103 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5104 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5105 (OUT_AS1, OUT_AS2): Remove.
5107 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5109 PR rtl-optimization/51374
5110 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5111 to cross other volatile_refs_p insns.
5113 2012-02-01 Richard Guenther <rguenther@suse.de>
5115 * doc/invoke.texi (fno-inline): Clarify documentation.
5116 (finline-small-functions): Likewise.
5117 (finline-functions): Likewise.
5118 * common.opt (finline): Adjust comment and documentation.
5119 (finline-small-functions): Clarify documentation.
5120 (finline-functions): Likewise.
5121 (finline-functions-called-once): Likewise.
5123 2012-02-01 Tristan Gingold <gingold@adacore.com>
5125 * c-typeck.c (composite_type): Keep mode for pointers.
5127 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5129 * function.h (regno_reg_rtx): Adjust comment.
5130 * reginfo.c (init_reg_modes_target): Only use the previous mode
5131 if it fits within one register. Remove MIPS comment.
5133 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5136 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5138 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5140 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5141 to srak instruction.
5143 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5145 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5147 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5152 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5154 2012-01-31 Richard Guenther <rguenther@suse.de>
5156 PR tree-optimization/51528
5157 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5160 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5165 * ree.c (add_removable_extension): Change def_map argument
5166 to unsigned *, store in def_map 1 + offset into *insn_list vector
5167 instead of pointers into the vector.
5168 (find_removable_extensions): Adjust caller.
5170 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5172 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5173 Transform all "* quoted-c-code" to { c-code }.
5174 Remove redundant test for "optimize" in combine patterns.
5175 Move (include "avr-dimode.md") to end of file.
5177 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5180 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5181 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5183 2012-01-30 Richard Guenther <rguenther@suse.de>
5185 PR tree-optimization/52028
5186 * tree-loop-distribution.c (ldist_gen): Properly update
5189 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5192 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5193 set_cur_line_info_table if not emitting debug info.
5195 PR tree-optimization/52046
5196 * tree-vect-patterns.c (check_bool_pattern): Give up if
5197 a comparison could throw.
5200 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5202 2012-01-30 Richard Guenther <rguenther@suse.de>
5204 PR tree-optimization/52045
5205 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5206 SSA form if cfgcleanup did anything.
5208 2012-01-30 Richard Guenther <rguenther@suse.de>
5210 PR tree-optimization/52045
5211 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5212 before computing final todo.
5214 2012-01-30 Richard Guenther <rguenther@suse.de>
5216 PR tree-optimization/51528
5217 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5220 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5222 * df-problems.c (df_kill_notes): Check that the use refers
5223 to the note under examination.
5225 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5228 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5229 parameter and use short-lived pseudos.
5230 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5231 (sparc_expand_vector_init): Const-ify local variables and adjust
5232 calls to above functions.
5234 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5236 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5238 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5240 * doc/invoke.texi: Make usage of "compile time" and
5241 "run time"/"runtime" consistent throughout the file.
5243 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5245 * config/alpha/alpha.c (alpha_option_override): Default to
5246 full IEEE compliance mode for Go language.
5248 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5250 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5251 (LINK_SSP_SPEC): Define.
5253 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5256 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5259 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5261 * doc/invoke.texi: Correct hyphenation of "floating point",
5262 "double precision", and related terminology throughout the file.
5264 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5267 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5268 arm_general_register_operand predicate for operand 2 instead of
5271 2012-01-27 Ian Lance Taylor <iant@google.com>
5274 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5275 * builtins.c (expand_builtin_init_trampoline): Add onstack
5276 parameter. Change caller.
5277 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5278 * tree.c (build_common_builtin_nodes): Declare
5279 __builtin_init_heap_trampoline.
5281 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5283 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5284 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5285 * config/avr/avr.c: Ditto.
5286 (avr_regnames): Remove because unused.
5287 * config/avr/avr.md (*cpse.ne): New peephole.
5288 (*cpse.eq): New peephole from former cpse peepholes.
5290 2012-01-27 Michael Eager <eager@eagercon.com>
5292 * config/microblaze.c (microblaze_emit_compare): Correct
5293 test after pcmp instruction.
5295 2012-01-27 Richard Guenther <rguenther@suse.de>
5297 PR tree-optimization/52020
5298 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5300 2012-01-27 Richard Guenther <rguenther@suse.de>
5302 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5303 function non-const/pure.
5305 2012-01-27 Richard Guenther <rguenther@suse.de>
5307 PR tree-optimization/50444
5308 * tree-sra.c (build_ref_for_offset): Properly adjust the
5309 MEM_REF type for unaligned accesses.
5311 2012-01-27 Richard Guenther <rguenther@suse.de>
5313 PR tree-optimization/50444
5314 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5315 (expand_assignment): Use it. Properly handle misaligned
5316 bases when expanding stores to component references.
5317 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5320 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5323 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5324 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5325 * tree-data-ref.c (find_data_references_in_loop): Make static.
5326 (compute_all_dependences): Change return type to bool. Bail out
5327 for too many datarefs in a loop. Move the hunk resetting the data
5328 dependences vector from ...
5329 (compute_data_dependences_for_loop): ... here. Account for
5330 compute_all_dependences returning false.
5331 (compute_data_dependences_for_bb): Likewise.
5332 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5333 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5335 2012-01-27 Richard Guenther <rguenther@suse.de>
5338 * expr.c (store_field): Use the alias-set of the scratch memory
5341 2012-01-27 Tom de Vries <tom@codesourcery.com>
5343 PR tree-optimization/51990
5344 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5346 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5348 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5351 * var-tracking.c (reverse_op): Don't add any reverse operation
5352 if V already has any constant locations.
5354 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5356 * doc/invoke.texi: Correct usage of "command line" (noun)
5357 vs "command-line" (adjective) throughout.
5359 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5361 * doc/invoke.texi (Language Independent Options): Move
5362 -Wcoverage-mismatch blurb from here....
5363 (Warning Options): ...to here.
5365 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5367 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5368 Set rs6000_always_hint to false for 476.
5370 2012-01-27 Matthias Klose <doko@ubuntu.com>
5372 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5374 * incpath.c (add_standard_paths): Likewise.
5376 2012-01-27 Richard Henderson <rth@redhat.com>
5378 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5379 * config/m68k/sync.md (atomic_test_and_set): Rename from
5380 sync_test_and_setqi and adjust the operands.
5381 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5382 and unconditionally enable.
5384 2012-01-27 Richard Henderson <rth@redhat.com>
5386 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5387 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5388 (ldstub): Rename from ldstubqi.
5389 (ldstub<I24MODE>): Remove.
5391 2012-01-27 Richard Henderson <rth@redhat.com>
5393 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5394 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5395 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5396 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5397 * doc/tm.texi: Rebuild.
5399 2012-01-27 Richard Henderson <rth@redhat.com>
5401 * optabs.c (gen_atomic_test_and_set): Remove default.
5402 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5404 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5406 PR rtl-optimization/51978
5407 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5408 (combine_reaching_defs): Likewise.
5409 (struct re_info): Remove.
5410 (add_removable_extension): Remove x and data arguments,
5411 add insn, insn_list and def_map. Use the arguments directly
5412 instead of using struct re_info.
5413 (find_removable_extensions): Don't call add_removable_extension
5414 through note_stores, instead just call it with single_set
5416 (find_and_remove_re): Pass curr_cand->expr instead of
5417 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5419 2012-01-26 Michael Matz <matz@suse.de>
5421 PR tree-optimization/46590
5422 * cfgexpand.c: Revert last change (r183305).
5423 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5425 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5426 checking for emptiness.
5428 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5431 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5432 non-addressable non-BLKmode base correctly.
5434 2012-01-26 Michael Matz <matz@suse.de>
5436 PR tree-optimization/48794
5437 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5438 regions referenced from RESX/EH_DISPATCH.
5440 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5442 * config/s390/s390.h: Make BRANCH_COST an option.
5443 * config/s390/s390.opt: New option -mbranch-cost.
5445 2012-01-26 Richard Henderson <rth@redhat.com>
5447 Revert 2012-01-24 change:
5448 * trans-mem.c (requires_barrier): Do not instrument thread local
5449 variables and emit save/restore for them.
5451 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5454 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5457 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5459 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5462 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5465 Rename __pgm to __flash.
5466 Rename __pgm1 to __flash1.
5467 Rename __pgm2 to __flash2.
5468 Rename __pgm3 to __flash3.
5469 Rename __pgm4 to __flash4.
5470 Rename __pgm5 to __flash5.
5471 Rename __pgmx to __memx.
5472 * doc/extend.texi (AVR Named Address Spaces)
5473 Rename address space names as indicated above.
5474 * config/avr/avr.c (avr_addrspace): Ditto.
5476 * config/avr/avr-protos.h
5477 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5478 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5479 * config/avr/predicates.md: Ditto.
5480 * config/avr/avr.c Ditto, and
5481 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5482 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5484 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5485 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5486 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5487 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5488 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5489 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5490 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5491 * config/avr/avr.c: Ditto.
5492 * config/avr/avr.md: Ditto.
5494 2012-01-25 Jason Merrill <jason@redhat.com>
5497 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5499 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5501 PR tree-optimization/51987
5502 * tree-data-ref.c (get_references_in_stmt): Handle references in
5503 non-volatile GIMPLE_ASM.
5505 2012-01-25 Richard Guenther <rguenther@suse.de>
5507 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5508 bases are dereferenced.
5510 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5512 PR rtl-optimization/48374
5513 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5515 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5517 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5518 compute_data_dependences_for_loop returns false.
5519 * tree-parloops.c (loop_parallel_p): Likewise.
5521 2012-01-25 Richard Guenther <rguenther@suse.de>
5523 * tree.h (get_pointer_alignment_1): Declare.
5524 * builtins.c (get_pointer_alignment_1): New function.
5525 (get_pointer_alignment): Use it.
5527 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5529 PR rtl-optimization/48308
5530 * combine.c (enum undo_kind): Add UNDO_LINKS.
5531 (struct undo): Add member l to other_contents and where.
5532 (do_SUBST_LINK): New.
5534 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5535 (undo_all): Handle UNDO_LINKS.
5537 2012-01-25 Richard Henderson <rth@redhat.com>
5539 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5542 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5544 * optabs.c (gen_atomic_test_and_set): Use each argument.
5546 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5548 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5549 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5550 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5551 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5552 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5553 TARGET_PAIRED_SINGLE_FLOAT.
5555 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5557 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5558 (in_struct, return_val): Remove MEM documentation.
5559 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5560 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5561 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5563 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5564 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5565 * expr.c (store_field): Likewise.
5566 * function.c (assign_stack_temp_for_type): Likewise.
5567 * ifcvt.c (noce_try_cmove_arith): Likewise.
5568 * reload1.c (reload): Likewise.
5569 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5570 (alpha_set_memflags): Likewise.
5571 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5573 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5575 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5577 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5578 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5579 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5581 * cselib.c (cselib_rtx_varies_p): Delete.
5582 (cselib_invalidate_mem): Update call to canon_true_dependence.
5583 * dse.c (record_store, check_mem_read_rtx): Likewise.
5584 (scan_reads_nospill): Likewise.
5585 * cse.c (check_dependence): Likewise.
5586 (cse_rtx_varies_p): Delete.
5587 * expr.c (safe_from_p): Update call to true_dependence.
5588 * ira.c (validate_equiv_mem_from_store): Likewise.
5589 (memref_referenced_p): Likewise.
5590 * postreload-gcse.c (find_mem_conflicts): Likewise.
5591 * sched-deps.c (sched_analyze_2): Likewise.
5592 * store-motion.c (load_kills_store): Likewise.
5593 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5594 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5595 (compute_transp): Update call to canon_true_dependence.
5597 2012-01-25 Richard Henderson <rth@redhat.com>
5599 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5600 (maybe_emit_atomic_test_and_set): New.
5601 (expand_sync_lock_test_and_set): Use it.
5602 (expand_atomic_test_and_set): Likewise.
5603 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5604 the implementation; clarify implementation defined details.
5605 * doc/md.texi (atomic_test_and_set): Document.
5607 2012-01-25 Richard Henderson <rth@redhat.com>
5609 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5611 2012-01-25 Richard Henderson <rth@redhat.com>
5614 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5615 to effect no-op split.
5617 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5620 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5621 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5622 (BT_FN_VOID_PTR_INT_SIZE): New.
5623 (BT_FN_UINT_UINT_VAR): Remove.
5624 (BT_FN_UINT32_UINT32_VAR): New.
5625 (BT_FN_DOUBLE_VPTR): Remove.
5626 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5628 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5629 (_ITM_changeTransactionMode): Same.
5630 (_ITM_memmoveRtWt): Change return type to void.
5631 (_ITM_memcpyRtWt): Same.
5632 (_ITM_memsetW): Same.
5633 (_ITM_RaRD): Change types to double.
5638 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5640 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5641 Patrick Marlier <patrick.marlier@gmail.com>
5643 * trans-mem.c (requires_barrier): Do not instrument thread local
5644 variables and emit save/restore for them.
5646 2012-01-24 Jason Merrill <jason@redhat.com>
5649 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5650 output static aliases.
5652 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5655 * common.opt (-pie, -shared, pie, shared): Change from Common to
5657 * gcc.c (display_help): Display help for -pie and -shared.
5659 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5662 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5663 Remove note on size/offset limitation.
5664 (AVR Variable Attributes): Add example how to read data located
5665 with progmem. Refer to named address spaces.
5666 * doc/invoke.texi (AVR Options): Fix typo.
5668 2012-01-24 Richard Guenther <rguenther@suse.de>
5670 Forward-port to trunk
5671 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5674 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5675 op0 isn't sufficiently aligned and there is movmisalignM
5676 insn for mode, use it to load op0 into a temporary register.
5678 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5681 * target.def (const_not_ok_for_debug_p): New hook.
5682 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5684 * doc/tm.texi: Regenerated.
5685 * dwarf2out.c (const_ok_for_output_1): If
5686 targetm.const_not_ok_for_debug_p returns true, fail.
5687 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5689 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5691 2012-01-23 Kai Tietz <ktietz@redhat.com>
5694 * config/i386/predicates.md (symbolic_operand): Allow
5695 UNSPEC_PCREL as PIC expression for lea.
5696 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5697 * config/i386/i386.c (ix86_delegitimize_address): Handle
5698 UNSPEC_PCREL for none-MEM, too.
5700 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5702 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5703 (ipa_tm_create_version_alias): Same.
5705 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5708 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5709 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5711 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5712 Patrick Marlier <patrick.marlier@gmail.com>
5713 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5716 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5717 simple_object_start_read.
5719 2012-01-23 Richard Guenther <rguenther@suse.de>
5722 PR tree-optimization/51895
5723 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5724 parameter decomposition into BLKmode components.
5726 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5728 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5729 fake variables for restrict-qualified pointers whose pointed-to type
5730 contains a placeholder.
5732 2012-01-23 Richard Guenther <rguenther@suse.de>
5734 PR tree-optimization/51949
5735 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5737 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5739 PR rtl-optimization/51933
5740 * ree.c (transform_ifelse): Return true right away if dstreg is
5741 already wider or equal to cand->mode.
5742 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5743 (make_defs_and_copies_lists): Remove defs_list and copies_list
5744 arguments, add state argument, just truncate state->work_list
5745 instead of always allocating and freeing the vector. Assert that
5746 get_defs succeeds instead of returning 2. Changed return type to bool.
5747 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5748 have ext_src_mode, see if it has been modified already with the
5749 right kind of extension and has been extended before from the
5750 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5751 just return true. Remember the original mode in state->modified array.
5752 (combine_reaching_defs): Add state argument. Don't allocate and
5753 free here def_list, copied_list and vec vectors, instead just
5754 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5755 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5756 Add state variable, clear vectors in it, initialize state.modified
5757 if needed. Free all the vectors at the end and state.modified too.
5758 Don't skip a candidate if the extension expression has been modified.
5760 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5763 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5764 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5765 (extra_options) interix.opt -> i386/interix.opt"
5766 (extra_objs):Add winnt-stubs.o
5767 * configure.ac: Add interix to target_os .comm on PE check.
5768 * configure: Regenerate.
5769 * config/interix3.h: Delete and move bits to..
5770 * config/interix.h: Delete and move bits to..
5771 * config/i386/i386-interix3.h: Delete and move bits to..
5772 * config/i386/i386-interix.h: ..here.
5773 (TARGET_CPU_DEFAULT): Remove redefinition.
5774 (TARGET_ASM_CONSTRUCTOR): Undefine.
5775 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5776 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5777 (PTRDIFF_TYPE): Define.
5778 (LONG_DOUBLE_TYPE_SIZE): Define.
5779 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5780 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5781 (TARGET_SECTION_TYPE_FLAGS): Define.
5782 (ASM_DECLARE_FUNCTION_NAME): Define.
5783 (ASM_OUTPUT_EXTERNAL): Define.
5784 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5785 (ASM_OUTPUT_ALIGNED_BSS): Define.
5786 (PCC_BITFIELD_TYPE_MATTERS): Define.
5787 (USE_CONST_SECTION): Define.
5788 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5789 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5790 (SUPPORTS_ONE_ONLY): Remove.
5791 (I386_PE_STRIP_ENCODING): Define.
5792 * config/interix.opt: Delete and move bits to..
5793 * config/i386/interix.opt: ..here. New.
5794 (mpe-aligned-commons): Add.
5795 * config/i386/t-interix: Add copyright header.
5796 (winnt-stubs.o): Add rule.
5798 2012-01-22 Jason Merrill <jason@redhat.com>
5801 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5802 for extra name aliases.
5804 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5806 PR rtl-optimization/51924
5807 * ree.c (combine_set_extension): Improve debugging message.
5808 (combine_reaching_defs): Likewise.
5809 (get_defs): Rename confusingly named variable.
5810 (find_and_remove_re): Skip a candidate if the extension expression has
5813 2012-01-21 Robert Millan <rmh@gnu.org>
5814 Gerald Pfeifer <gerald@pfeifer.com>
5816 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5817 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5819 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5821 PR tree-optimization/51914
5822 * tree-vect-stmts.c (vectorizable_conversion): For
5823 cvt_type && modifier == WIDEN, put temporary with cvt_type
5824 at the beginning of vec_dsts and set vec_dest to temporary
5827 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5829 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5831 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5833 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5834 * config/rs6000/rs6000.c: Likewise.
5836 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5839 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5840 output_move_double on a copy of operands array.
5842 2012-01-20 Cary Coutant <ccoutant@google.com>
5843 Dodji Seketeli <dodji@redhat.com>
5846 * dwarf2out.c (copy_declaration_context): Return ref to parent
5847 of declaration DIE, if necessary.
5848 (remove_child_or_replace_with_skeleton): Add new parameter; update
5849 caller. Place skeleton DIE under parent DIE of original declaration.
5850 Move call to copy_declaration_context to here ...
5851 (break_out_comdat_types): ... from here.
5853 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5855 PR rtl-optimization/51856
5856 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5859 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5862 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5863 hints for neon loads and stores.
5865 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5869 * doc/extend.texi (Named Address Spaces): Split into subsections.
5870 (AVR Named Address Spaces): New subsection.
5871 (M32C Named Address Spaces): New subsection.
5872 (RL78 Named Address Spaces): New subsection.
5873 (SPU Named Address Spaces): New subsection.
5874 (Variable Attributes): New anchor "AVR Variable Attributes".
5875 (AVR Variable Attributes): Rewrite and avoid wording
5876 "address space" in this context.
5877 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5878 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5879 (AVR Built-in Macros): New subsubsection therein.
5880 * doc/md.texi (AVR constraints): Remove "C04", "R".
5882 2012-01-20 Richard Guenther <rguenther@suse.de>
5884 PR tree-optimization/51903
5885 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5886 when removing stmts.
5888 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5891 * config/arm/arm.c (arm_load_pic_register): Use
5892 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5893 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5894 (arm_pic_static_addr): Likewise.
5895 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5896 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5897 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5898 (pic_load_addr_unified): New.
5900 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5903 * function.c (instantiate_virtual_regs_in_insn): Use
5904 delete_insn_and_edges when removing a wrong asm insn.
5906 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5908 PR rtl-optimization/40761
5909 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5910 Add new member loop_num.
5911 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5912 (ira_build): Remove the parameter.
5914 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5915 (ira.c): Do not build CFG loops for one region allocation. Remove
5916 argument from ira_build call.
5918 * ira-build.c (init_loop_tree_node): New function.
5919 (create_loop_tree_nodes): Use it. Separate the case when CFG
5920 loops are not built.
5921 (more_one_region_p): Check current_loops.
5922 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5924 (add_loop_to_tree): Process loop equal to NULL too.
5925 (form_loop_tree): Separate the case when CFG loops are not built.
5926 Use explicitly number for the root.
5927 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5929 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5930 instead of loop->num.
5931 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5932 (mark_all_loops_for_removal): Ditto.
5933 (remove_unnecessary_regions): Separate the case when CFG loops
5935 (ira_build): Remove the parameter. Use explicit number of regions
5936 when CFG loops are not built.
5938 * ira-color.c (print_loop_title): Separate the case for the root node.
5939 Use loop_num instead of loop->num.
5940 (move_spill_restore): Use loop_num instead of loop->num.
5942 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5943 (change_loop): Ditto.
5944 (change_loop): Use loop_num instead of loop->num.
5946 * ira-lives.c (process_bb_node_lives): Ditto.
5948 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5950 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5952 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5955 * tree-mudflap.c (mf_artificial): New function.
5956 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5957 mx_register_decls, mudflap_enqueue_decl): Use it.
5960 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5961 numbers in the insn pattern.
5963 2012-01-19 Michael Matz <matz@suse.de>
5965 PR tree-optimization/46590
5966 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5967 use it in remembering which conflicts we already created.
5968 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5971 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5974 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5975 (merge_and_complain): Same.
5977 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5980 * config/initfini-array.h: Guard content of the header
5981 with #ifdef HAVE_INITFINI_ARRAY.
5982 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5983 Add initfini-array.h to tm_file here.
5984 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5985 * config.gcc: Don't add initfini-array.h to tm_file here.
5986 * configure: Regenerated.
5988 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5990 PR rtl-optimization/51505
5991 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5992 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5993 (df_note_bb_compute): Update the call to df_kill_notes.
5995 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5997 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5999 2012-01-18 Richard Guenther <rguenther@suse.de>
6001 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6002 of conversions to void *.
6004 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6005 Richard Sandiford <rdsandiford@googlemail.com>
6009 * optabs.h (simplify_expand_binop): Declare.
6010 * optabs.c (simplify_expand_binop): Make global.
6011 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6012 endian targets if the source cannot be exactly covered by word
6015 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6018 * hard-reg-set.h (struct hard_reg_set_container): New type.
6019 * target.h (struct hard_reg_set_container): Forward declare.
6020 * target.def (set_up_by_prologue): New target hook.
6021 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6022 * doc/tm.texi: Regenerated.
6023 * function.c (thread_prologue_and_epilogue_insns): Change
6024 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6025 Call targetm.set_up_by_prologue on it.
6026 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6027 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6029 2012-01-17 Nick Clifton <nickc@redhat.com>
6031 * config/rx/rx.c (rx_can_use_simple_return): New function.
6032 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6033 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6035 2012-01-17 Richard Guenther <rguenther@suse.de>
6038 * expr.c (expand_assignment): Take address-space information
6039 from the address operand of MEM_REF and TARGET_MEM_REF.
6040 (expand_expr_real_1): Likewise.
6042 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6044 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6045 reload dump is requested.
6047 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6050 * trans-mem.c (requires_barrier): Call may_be_aliased.
6052 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6054 PR tree-optimization/51877
6055 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6056 call arguments and fndecls compare equal, instead return false if they
6057 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6058 both SSA_NAMEs that are valueized the same, or they satisfy
6061 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6063 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6065 * configure: Regenerate.
6067 2012-01-16 Jan Hubicka <jh@suse.cz>
6071 * convert.c (convert_to_integer): Use fold_convert for
6072 converting an INTEGER_CST to integer type.
6074 2012-01-16 Jason Merrill <jason@redhat.com>
6077 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6079 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6082 * config/s390/s390.c (s390_chunkify_start): Don't skip
6083 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6084 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6085 If insn is followed by NOTE_INSN_VAR_LOCATION or
6086 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6087 Don't use location of note insns.
6089 PR tree-optimization/51865
6090 * tree-inline.c (tree_function_versioning): Call remap_decl
6091 on DECL_RESULT whenever it has VOID_TYPE_P type.
6093 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6095 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6096 for calls to locally-binding MIPS16 functions if only the return
6097 type uses float regs.
6099 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6100 Richard Sandiford <rdsandiford@googlemail.com>
6102 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6103 (SYMBOL_32_HIGH): Likewise.
6104 (mips_output_tls_reloc_directive): Declare.
6105 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6106 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6107 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6108 (mips_lo_relocs, mips_hi_relocs): Make extern.
6109 (mips16_stub_function): Move up file.
6110 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6111 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6112 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6113 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6114 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6115 (mips_get_tp): Add MIPS16 support.
6116 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6117 Generalize DTPREL and TPREL handling.
6118 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6119 Add MIPS16 TLS support.
6120 (mips_output_tls_reloc_directive): New function.
6121 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6122 * config/mips/predicates.md (symbolic_operand_with_high)
6123 (tls_reloc_operand): New predicates.
6124 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6125 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6126 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6127 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6128 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6129 (*tls_get_tp_mips16_call_<mode>): Likewise.
6131 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6133 PR rtl-optimization/51821
6134 * recog.c (peep2_find_free_register): Determine clobbered registers
6137 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6140 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6141 * config/avr/avr.c: Likewise.
6142 * config/avr/avr.h: Likewise.
6144 2012-01-13 Ian Lance Taylor <iant@google.com>
6147 * tree.h (TYPE_QUALS): Add cast to int.
6148 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6150 2012-01-13 Ian Lance Taylor <iant@google.com>
6152 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6153 comparing param_index to VEC_length result.
6155 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6157 * c-decl.c: Do not include tree-mudflap.h
6158 * tree-optimize.c: Likewise.
6159 * Makefile.in: Update dependencies.
6161 2012-01-13 Richard Guenther <rguenther@suse.de>
6164 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6165 variable-sized result always use RSO.
6167 2012-01-12 DJ Delorie <dj@redhat.com>
6169 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6170 pointer type, not just the default pointer type.
6172 2012-01-09 Richard Henderson <rth@redhat.com>
6173 Denis Chertykov <chertykov@gmail.com>
6176 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6177 * config/avr/avr.c (avr_can_eliminate): Simplify.
6178 (avr_initial_elimination_offset): Likewise.
6179 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6180 (expand_epilogue): Likewise.
6181 (avr_legitimize_address): Gut.
6182 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6183 (avr_hard_regno_nregs): New.
6184 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6185 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6186 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6187 add soft frame pointer.
6188 (CALL_USED_REGISTERS): Likewise.
6189 (REG_CLASS_CONTENTS): Likewise.
6190 (REGISTER_NAMES): Likewise.
6191 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6192 (HARD_FRAME_POINTER_REGNUM): New.
6193 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6194 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6195 remove the HARD_FRAME_POINTER self-elimination.
6197 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6200 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6201 DECL_EXTERNAL when checking for initializers of progmem variables.
6203 2012-01-12 Ira Rosen <irar@il.ibm.com>
6205 PR tree-optimization/51799
6206 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6207 that the last operation is a type demotion.
6209 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6211 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6212 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6214 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6217 * combine.c (distribute_notes): If i3 is a noreturn call,
6218 allow old_size to be equal to args_size and make sure the
6219 noreturn call gets REG_ARGS_SIZE note.
6220 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6221 on noreturn calls even when the delta is 0.
6223 2012-01-11 Nathan Sidwell <nathan@acm.org>
6225 * gcov.c (STRING_SIZE): Remove.
6226 (generate_results): Erase annotations for source files with no
6227 coverage information.
6229 (output_lines): Use it.
6231 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6233 * gimple.h (gimplify_body): Remove first argument.
6234 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6235 pointer set here, instead just pass DATA to walk_tree.
6236 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6237 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6238 (unvisit_body): Likewise, but with unmark_visited.
6239 (gimplify_body): Remove BODY_P argument and adjust.
6240 (gimplify_function_tree): Adjust call to gimplify_body.
6241 * omp-low.c (finalize_task_copyfn): Likewise.
6243 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6245 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6246 (build_function_type_skip_args): Delete.
6247 * tree.c (build_function_type_skip_args): Make static and add
6248 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6249 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6250 pass it to build_function_type_skip_args.
6251 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6252 (tree_function_versioning): Likewise.
6253 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6254 build_function_decl_skip_args.
6255 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6256 and pass it to build_function_decl_skip_args/tree_function_versioning.
6257 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6258 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6259 * trans-mem.c (ipa_tm_create_version): Likewise.
6260 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6261 * tree-inline.c (declare_return_variable): Remove always-true test.
6262 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6263 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6264 * ipa-split.c (split_function): Skip the return value for the split
6265 part if it doesn't return.
6267 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6269 PR tree-optimization/49642
6270 * ipa-split.c (forbidden_dominators): New variable.
6271 (check_forbidden_calls): New function.
6272 (dominated_by_forbidden): Likewise.
6273 (consider_split): Check for forbidden dominators.
6274 (execute_split_functions): Initialize and free forbidden
6275 dominators info; call check_forbidden_calls.
6277 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6279 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6281 2012-01-11 Nick Clifton <nickc@redhat.com>
6283 * config/rx/rx.md (return): Define pattern.
6285 2012-01-11 Richard Guenther <rguenther@suse.de>
6287 * doc/extend.texi (malloc attribute): Adjust according to
6290 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6291 Patrick Marlier <patrick.marlier@gmail.com>
6294 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6295 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6296 (ipa_tm_note_irrevocable): Same.
6297 (ipa_tm_scan_irr_block): Same.
6298 (ipa_tm_decrement_clone_counts): Same.
6299 (ipa_tm_scan_irr_function): Same.
6300 (ipa_tm_create_version_alias): Same.
6301 (ipa_tm_create_version): Same.
6302 (ipa_tm_transform_calls_redirect): Same.
6303 (ipa_tm_transform_calls): Same.
6304 (ipa_tm_transform_transaction): Same.
6305 (ipa_tm_execute): Same.
6307 2012-01-10 Richard Guenther <rguenther@suse.de>
6310 * opts.c (common_handle_option): Handle -Werror.
6312 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6314 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6317 2012-01-10 Jason Merrill <jason@redhat.com>
6319 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6322 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6324 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6325 supports R_386_TLS_GD_PLT reloc.
6326 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6327 supports R_386_TLS_LDM_PLT reloc.
6328 * configure: Regenerate.
6329 * config.in: Regenerate.
6331 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6334 Extend __pgmx semantics to linearize memory.
6335 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6336 determine if code comes inline or from libgcc.
6337 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6338 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6339 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6340 (movmemx_qi, movmemx_hi): New insns.
6341 (xload_<mode>_libgcc): Rewrite to new insn condition.
6342 (xload_<mode>): Remove insns.
6343 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6344 cases that don't satisfy avr_xload_libgcc_p().
6345 (avr_addr_space_convert): Allow converting in any direction.
6346 (avr_addr_space_subset_p): Return always true.
6347 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6348 (avr_emit_movmemhi): Ditto.
6349 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6350 (avr_out_movmem): Ditto.
6351 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6352 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6353 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6354 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6355 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6357 2012-01-10 Richard Guenther <rguenther@suse.de>
6359 PR tree-optimization/50913
6360 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6361 Require data-refs to be representable by Graphite with respect
6364 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6366 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6367 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6369 2012-01-10 Tom de Vries <tom@codesourcery.com>
6371 PR rtl-optimization/51271
6372 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6373 handling annulled branch.
6375 2012-01-10 Richard Henderson <rth@redhat.com>
6377 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6378 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6379 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6380 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6381 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6382 arm_expand_vec_perm_const): New.
6383 * config/arm/arm-protos.h: Update.
6384 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6385 (*neon_vswp<VDQX>): New.
6386 (neon_vcombine<VDX>): Use neon_split_vcombine.
6387 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6388 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6389 (vec_perm<VE>): New.
6391 2012-01-10 Richard Henderson <rth@redhat.com>
6393 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6394 use it if reload_completed.
6395 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6396 arm_output_asm_insn, arm_process_output_memory_barrier,
6397 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6398 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6399 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6400 arm_process_output_sync_insn, arm_output_sync_insn,
6401 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6402 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6403 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6404 (emit_unlikely_jump): New.
6405 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6406 (arm_split_atomic_op): New.
6407 * config/arm/arm-protos.h: Update.
6408 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6409 (struct arm_sync_generator): Remove.
6410 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6411 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6412 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6413 (VUNSPEC_LL, VUNSPEC_SC): New.
6414 (sync_result, sync_memory, sync_required_value, sync_new_value,
6415 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6416 (attr length): Don't use arm_sync_loop_insns.
6417 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6418 (movsfcc, movdfcc): Likewise.
6419 * config/arm/constraints.md (Ua): New.
6420 * config/arm/prediates.md (mem_noofs_operand): New.
6421 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6422 (sync_clobber, sync_t2_reqd): Remove.
6423 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6424 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6425 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6426 (arm_sync_compare_and_swap<SIDI>): Remove.
6427 (arm_sync_compare_and_swap<NARROW>): Remove.
6428 (arm_sync_lock_test_and_set<SIDI>): Remove.
6429 (arm_sync_lock_test_and_set<NARROW>): Remove.
6430 (arm_sync_new_<syncop><SIDI>): Remove.
6431 (arm_sync_new_<syncop><NARROW>): Remove.
6432 (arm_sync_new_nand<SIDI>): Remove.
6433 (arm_sync_new_nand<NARROW>): Remove.
6434 (arm_sync_old_<syncop><SIDI>): Remove.
6435 (arm_sync_old_<syncop><NARROW>): Remove.
6436 (arm_sync_old_nand<SIDI>): Remove.
6437 (arm_sync_old_nand<NARROW>): Remove.
6438 (*memory_barrier): Merge arm_output_memory_barrier.
6439 (atomic_compare_and_swap<QHSD>): New.
6440 (atomic_compare_and_swap<NARROW>_1): New.
6441 (atomic_compare_and_swap<SIDI>_1): New.
6442 (atomic_exchange<QHSD>): New.
6443 (cas_cmp_operand, cas_cmp_str): New.
6444 (atomic_op_operand, atomic_op_str): New.
6445 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6446 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6447 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6448 (arm_load_exclusive<NARROW>): New.
6449 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6450 (arm_store_exclusive<QHSD>): New.
6452 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6454 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6455 reload patterns if -mvsx-scalar-memory.
6457 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6458 generated, even -mno-vsx-scalar-double was used.
6459 (vsx_xscvdpsp_scalar): Likewise.
6460 (vsx_xscvspdp_scalar2): Likewise.
6462 2012-01-09 Tom de Vries <tom@codesourcery.com>
6463 Andrew Pinski <apinski@cavium.com>
6466 * reorg.c (fill_slots_from_thread): Don't speculate
6467 frame-related insns.
6469 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6471 * sched-int.h (bb_note): Move to...
6472 * basic-block.h: ...here.
6473 * haifa-sched.c (bb_note): Move to...
6474 * cfgrtl.c: ...here.
6475 * function.c (next_block_for_reg): New function.
6476 (move_insn_for_shrink_wrap): Likewise.
6477 (prepare_shrink_wrap): Rewrite to use the above.
6479 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6481 * gimple.c (is_gimple_non_addressable): Remove.
6482 * gimple.h: Remove is_gimple_non_addressable.
6483 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6484 is_gimple_non_addressable.
6485 * trans-mem.c (expand_assign_tm): Same.
6487 2012-01-09 Richard Guenther <rguenther@suse.de>
6489 PR tree-optimization/51775
6490 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6491 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6493 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6495 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6497 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6499 2012-01-09 Richard Guenther <rguenther@suse.de>
6501 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6503 2012-01-08 Jan Hubicka <jh@suse.cz>
6505 PR tree-optimize/51680
6506 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6507 on when known_vals needs to be computed; cleanup.
6509 2012-01-08 Jan Hubicka <jh@suse.cz>
6511 PR tree-optimize/51694
6512 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6514 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6516 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6517 for -std=c++98 and -std=c++11 too.
6519 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6521 * cfgloop.c (cancel_loop): Add free() of bbs array.
6523 2012-01-07 Jan Hubicka <jh@suse.cz>
6525 PR tree-optimization/51600
6526 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6527 that benefits small functions.
6529 2012-01-07 Jan Hubicka <jh@suse.cz>
6531 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6533 2012-01-07 Jan Hubicka <jh@suse.cz>
6535 PR tree-optimization/51680
6536 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6537 whose inlining reduce unit size.
6539 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6542 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6543 Add canonical node to containing_mem chain after the non-canonical
6544 one, even if there weren't any locs to propagate.
6545 (remove_useless_values): Keep only canonical values.
6546 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6547 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6548 canonicalize mem_chain elements that are not discarded.
6550 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6553 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6554 before emitting functions.
6556 PR gcov-profile/50127
6557 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6558 clear_aux_for_blocks.
6560 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6563 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6565 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6567 * c-decl.c (ext_block): Moved up.
6568 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6570 2012-01-06 Han Shen <shenhan@google.com>
6572 Translate built-in include paths for sysroot.
6573 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6574 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6576 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6577 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6579 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6580 control whether sysroot should be prepended to gxx include dir.
6582 * configure: Regenerate.
6584 2012-01-06 Torvald Riegel <triegel@redhat.com>
6586 PR rtl-optimization/51771
6587 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6588 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6590 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6592 PR tree-optimization/51315
6593 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6594 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6596 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6599 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6600 for shrp pattern. Correctly handle and fixup shift variable.
6601 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6603 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6606 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6607 note when !ACCUMULATE_OUTGOING_ARGS.
6609 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6611 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6613 (extract_range_from_unary_expr_1): Avoid useless computations.
6615 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6617 PR rtl-optimization/51767
6618 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6619 of jump_block and add an extra edge for degenerated asm gotos.
6622 * stmt.c (check_unique_operand_names): Don't ICE during error
6623 reporting if i is from labels chain.
6626 * profile.c (branch_prob): Split bbs that have exit edge
6627 and need a fake entry edge too.
6629 2012-01-05 Jan Hubicka <jh@suse.cz>
6632 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6635 2012-01-05 Richard Guenther <rguenther@suse.de>
6638 * tree-streamer-out.c (write_ts_optimization): New function.
6639 (streamer_write_tree_body): Call it.
6640 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6641 (streamer_read_tree_body): Call it.
6642 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6644 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6647 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6648 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6649 in_cleanup_point_expr before gimplify_stmt call and restore it
6651 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6652 in_cleanup_point_expr is false.
6654 2012-01-05 Richard Guenther <rguenther@suse.de>
6657 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6659 * toplev.c (process_options): Reject combining mudflap and LTO.
6660 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6662 2012-01-05 Richard Guenther <rguenther@suse.de>
6664 PR tree-optimization/51760
6665 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6667 (bit_value_unop): Handle UNDEFINED operands.
6668 (bit_value_binop): Likewise.
6670 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6672 * config/avr/avr.c (avr_replace_prefix): Remove.
6673 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6674 (avr_asm_function_rodata_section): Ditto.
6675 (avr_asm_select_section): Ditto.
6677 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6679 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6682 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6685 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6686 calls that have any non-fake successor edges.
6689 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6691 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6693 PR tree-optimization/51624
6694 * tree-sra.c (build_ref_for_model): When replicating a chain of
6695 COMPONENT_REFs, stop as soon as the offset would become negative.
6697 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6700 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6701 in .debug_loc on the floor.
6703 2012-01-04 Andrew Pinski <apinski@cavium.com>
6705 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6707 2012-01-04 Andrew Pinski <apinski@cavium.com>
6708 Adam Nemet <anemet@caviumnetworks.com>
6710 * config/mips/mips.md (size): Add SI and DI.
6711 (SIZE): New mode attribute.
6712 (U): New code attribute.
6713 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6714 (mips_lbux_<mode>): Delete.
6715 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6716 (mips_lhx): Use gen_mips_lhx_extsi.
6717 (mips_lhx_<mode>): Delete.
6719 (mips_l<size>x): New expand.
6720 (mips_lwx_<mode>): Delete.
6721 (mips_l<GPR:size>x_<P:mode>): New pattern.
6722 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6723 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6724 * config/mips/mips.c (mips_lx_address_p): New function.
6725 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6726 (dsp64): New availability predicate.
6727 (mips_builtins): Add an entry for __builtin_mips_ldx.
6728 * config/mips/mips.h (ISA_HAS_LBX): New define.
6729 (ISA_HAS_LBUX): Likewise.
6730 (ISA_HAS_LHX): Likewise.
6731 (ISA_HAS_LHUX): Likewise.
6732 (ISA_HAS_LWX): Likewise.
6733 (ISA_HAS_LWUX): Likewise.
6734 (ISA_HAS_LDX): Likewise.
6735 * doc/extend.texi (__builtin_mips_ldx): Document.
6737 2012-01-04 Tristan Gingold <gingold@adacore.com>
6739 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6740 when long pointers are used.
6741 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6742 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6743 (ia64-hp-*vms*): Remove.
6744 * config/vms/xm-vms64.h: Delete.
6746 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6749 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6751 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6753 * opts.c (finish_options): Remove duplicate sorry.
6755 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6758 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6761 2012-01-04 Richard Guenther <rguenther@suse.de>
6764 * tree.c (size_low_cst): New function.
6765 * tree.h (size_low_cst): Declare.
6766 * fold-const.c (fold_comparison): Use it to extract the low
6767 part of the POINTER_PLUS_EXPR offset.
6769 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6771 Fix clearing ZERO_REG
6772 * config/avr/avr.md (cc): Add alternative "ldi".
6773 (movqi_insn): Use it in cc attribute.
6774 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6775 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6776 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6778 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6780 * configure: Regenerate.
6782 2012-01-04 Richard Guenther <rguenther@suse.de>
6784 PR tree-optimization/49651
6785 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6786 (var_can_have_subvars): Use it.
6787 (get_constraint_for_1): Only consider subfields if there can be any.
6789 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6792 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6793 to its new canonical_cselib_val and the cselib_val was in
6794 first_containing_mem chain, but the canonical_cselib_val was not,
6795 add the latter into the chain.
6796 (cselib_invalidate_mem): Compare canonical_cselib_val of
6797 addr_list chain elt with v.
6800 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6801 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6803 (output_macinfo_op): Don't ggc_strdup fd->filename.
6804 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6805 then ggc_strdup it. Don't free inc->info or cur->info.
6806 (output_macinfo): Don't free ref->info or file->info.
6808 2012-01-03 Ira Rosen <irar@il.ibm.com>
6810 PR tree-optimization/51269
6811 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6812 first_niters a pointer.
6813 (slpeel_tree_peel_loop_to_edge): Likewise.
6814 (vect_do_peeling_for_loop_bound): Update call to
6815 slpeel_tree_peel_loop_to_edge.
6816 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6817 here. Remove it from the parameters list.
6818 (vect_do_peeling_for_alignment): Update calls and compute
6821 2012-01-03 Richard Guenther <rguenther@suse.de>
6823 PR tree-optimization/51070
6824 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6825 Properly handle calls.
6827 2012-01-03 Richard Guenther <rguenther@suse.de>
6829 PR tree-optimization/51692
6830 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6831 the LHS of allocation stmts.
6833 2012-01-03 Olivier Hainque <hainque@adacore.com>
6835 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6837 2012-01-03 Olivier Hainque <hainque@adacore.com>
6839 * collect2.c (main): In AIX specific computations for vector
6840 insertions, use CONST_CAST2 to cast from char ** to const char **.
6842 2012-01-03 Richard Guenther <rguenther@suse.de>
6845 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6846 the context of a limbo DIE when it does not already exist.
6848 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6850 PR tree-optimization/51719
6851 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6852 but direct call is, clear direct call's lhs and don't add fallthrough
6853 edge from dcall_bb to join_bb and PHIs.
6855 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6857 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6858 the instructions emitted by the pattern.
6859 ("*TDC_insn_<mode>"): Add comment.
6861 2012-01-03 Richard Guenther <rguenther@suse.de>
6864 * fold-const.c (fold_comparison): Properly canonicalize
6865 tree offset and HOST_WIDE_INT bit position.
6867 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6869 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6870 operands for extzv pattern.
6872 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6875 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6878 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6880 * doc/invoke.texi (-flto and related options): Copy-edit.
6882 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6884 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6886 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6888 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6891 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6893 * expr.h (move_by_pieces_ninsns): Declare.
6894 * expr.c (move_by_pieces_ninsns): Make external.
6895 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6896 (mips_store_by_pieces_p): Likewise.
6897 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6898 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6899 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6900 (mips_store_by_pieces_p): Likewise.
6902 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6904 * passes.c (register_one_dump_file): Free full_name.
6906 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6907 (calculate_elim_costs_all_insns): Free offsets_at and
6908 offsets_known_at at the end and clear the pointers.
6910 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6912 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6913 this option introduced in r180739.
6915 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6918 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6919 (tmake_file target=avr): Add avr/t-multilib.
6921 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6922 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6923 * config/avr/genmultilib.awk: New file.
6924 * config/avr/t-multilib: New auto-generated file.
6925 * config/avr/multilib.h: New auto-generated file.
6926 * config/avr/t-avr (AVR_MCUS): New variable.
6927 (genopt.sh): Use it.
6928 (s-mlib): Depend on t-multilib.
6929 (t-multilib, multilib.h): New dependencies.
6930 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6931 (MULTILIB_OPTIONS): Remove.
6932 (MULTILIB_MATCHES): Remove.
6933 (MULTILIB_DIRNAMES): Remove.
6934 (MULTILIB_EXCEPTIONS): Remove:
6935 * config/avr/genopt.sh: Don't use hard coded file name;
6936 pass AVR_MCUS from t-avr instead.
6938 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6940 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6942 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6944 Implement light-weight DImode support.
6945 * config/avr/avr-dimode.md: New file.
6946 * config/avr/avr.md: Include it.
6947 (adjust_len): Add plus64, compare64.
6948 (HIDI): Remove code iterator.
6949 (code_stdname): New code attribute.
6950 (rotx, rotsmode): Remove DI.
6951 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6953 * config/avr/avr-protos.h (avr_have_dimode): New.
6954 (avr_out_plus64, avr_out_compare64): New.
6955 * config/avr/avr.c (avr_out_compare): Handle DImode.
6956 (avr_have_dimode): New variable definition and initialization.
6957 (avr_out_compare64, avr_out_plus64): New functions.
6958 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6959 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6960 (avr_compare_pattern): Skip DImode comparisons.
6962 2012-01-02 Revital Eres <revital.eres@linaro.org>
6964 * ddg.c (def_has_ccmode_p): New function.
6965 (add_cross_iteration_register_deps,
6966 create_ddg_dep_from_intra_loop_link): Call it.
6968 2012-01-02 Richard Guenther <rguenther@suse.de>
6971 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6973 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6975 * gcc.c (process_command): Update copyright notice dates.
6976 * gcov.c (print_version): Likewise.
6977 * gcov-dump.c (print_version): Likewise.
6978 * mips-tfile.c (main): Likewise.
6979 * mips-tdump.c (main): Likewise.
6981 2012-01-01 Ira Rosen <irar@il.ibm.com>
6983 PR tree-optimization/51704
6984 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6985 a use is inside the basic block or loop before accessing its vect info.
6987 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6989 PR rtl-optimization/51069
6990 * cfgloopmanip.c (remove_path): Removing path making irreducible
6991 region unconditional makes BB part of the region.
6993 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6995 PR tree-optimization/51683
6996 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6997 calls with side-effects.
6998 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7000 Copyright (C) 2012 Free Software Foundation, Inc.
7002 Copying and distribution of this file, with or without modification,
7003 are permitted in any medium without royalty provided the copyright
7004 notice and this notice are preserved.