1 2013-01-21 Martin Jambor <mjambor@suse.cz>
4 2013-01-17 Martin Jambor <mjambor@suse.cz>
6 PR tree-optimizations/55264
7 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
8 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
10 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
12 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
13 virtual methods before inlining is over.
15 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
17 Backport from mainline
18 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
22 store through atomic_store<mode>_1.
23 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
25 2013-01-16 Richard Biener <rguenther@suse.de>
28 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
29 account for bitpos when computing alignment.
31 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
33 Backport from 2013-01-14 trunk r195169.
36 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
37 etc. to 1 and not to __flash.
38 Use LL suffix for __INT24_MAX__ with -mint8.
39 Use ULL suffix for __UINT24_MAX__ with -mint8.
41 2013-01-14 Matthias Klose <doko@ubuntu.com>
43 * doc/invoke.texi: Document -print-multiarch.
44 * doc/install.texi: Document --enable-multiarch.
45 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
46 * configure.ac: Add --enable-multiarch option.
47 Substitute with_cpu, with_float.
48 * configure: Regenerate.
49 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
50 enable_multiarch, with_cpu, with_float: New macros.
51 if_multiarch: New macro, define in terms of enable_multiarch.
52 * genmultilib: Add new argument for the multiarch name.
53 * gcc.c (multiarch_dir): Define.
54 (for_each_path): Search for multiarch suffixes.
55 (driver_handle_option): Handle multiarch option.
56 (do_spec_1): Pass -imultiarch if defined.
57 (main): Print multiarch.
58 (set_multilib_dir): Separate multilib and multiarch names
60 (print_multilib_info): Ignore multiarch names in multilib_select.
61 * incpath.c (add_standard_paths): Search the multiarch include dirs.
62 * cppdefault.h (default_include): Document multiarch in multilib
64 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
65 include directory for multiarch directories.
66 * common.opt: New options --print-multiarch and -imultilib.
68 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
70 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
71 Include i386/t-kfreebsd.
72 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
73 * config/i386/t-linux64: Add multiarch names in
74 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
75 * config/i386/t-gnu: New file.
76 * config/i386/t-kfreebsd: Likewise.
77 * config/i386/t-linux: Likewise.
79 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
80 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
81 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
82 for 32bit non-biarch configurations.
84 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
85 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
88 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
90 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
92 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
93 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
94 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
96 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
97 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
98 Include rs6000/t-linux for 32bit non-biarch configurations.
100 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
102 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
104 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
105 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
107 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
108 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
110 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
112 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
113 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
114 (vect_estimate_min_profitable_iter): Adjust to above fix.
115 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
117 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
119 Backport from mainline
120 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
122 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
123 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
124 documentation. Add missing '__' in front of
125 __builtin_ia32_packssdw256.
127 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
129 Backport from mainline
130 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
132 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
133 attribute of movddup insn to DF.
134 (*vec_interleave_lowv2df): Ditto.
135 (vec_dupv2df): Ditto.
137 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
139 Backport from 2013-01-07 trunk r194991, r194992.
142 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
145 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
146 (avr_addrspace_t): Add .section_name field.
147 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
149 (avr_addrspace): Same. Initialize .section_name. Remove last
150 NULL entry. Put __memx into .progmemx.data.
151 (progmem_section_prefix): Remove.
152 (avr_asm_init_sections): No need to initialize progmem_section.
153 (avr_asm_named_section): Use avr_addrspace[].section_name to get
155 (avr_asm_select_section): Ditto. And use get_unnamed_section to
156 retrieve the progmem section.
157 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
158 boundary to run over avr_addrspace[].
159 (avr_register_target_pragmas): Ditto.
161 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
163 Backport from 2013-01-07 trunk r194978.
166 * doc/install.texi (Cross-Compiler-Specific Options): Document
169 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
171 Backport from 2013-01-07 trunk r194968.
174 * config/avr/t-avr: Don't automatically rebuild
175 $(srcdir)/config/avr/t-multilib
176 $(srcdir)/config/avr/avr-tables.opt
177 (avr-mcus): New phony target to build them on request.
178 (s-avr-mlib): Remove.
179 * avr/avr-mcus.def: Adjust comments.
181 2013-01-07 Terry Guo <terry.guo@arm.com>
183 Backport from mainline
184 2012-12-19 Terry Guo <terry.guo@arm.com>
186 * config/arm/arm.c (thumb_find_work_register): Check argument
187 register number based on current PCS.
189 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
191 Backport from mainline
192 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
195 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
196 selected code model, define __code_mode_small__, __code_model_medium__,
197 __code_model_large__, __code_model_32__ or __code_model_kernel__.
198 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
199 xchg temporary register with %k. Declare temporary register as
201 [__x86_64__]: For medium and large code models, preserve %rbx register.
203 2013-01-03 Richard Henderson <rth@redhat.com>
205 * config/i386/i386.c (ix86_expand_move): Always assign to op1
206 after eliminating TLS symbols.
208 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
211 * config/pa/pa.md (movsi): Revert previous change.
212 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
215 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
218 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
221 2013-01-02 Jason Merrill <jason@redhat.com>
224 * tree.c (build_array_type_1): Revert earlier change.
226 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
229 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
232 2012-12-21 Martin Jambor <mjambor@suse.cz>
234 PR tree-optimization/55355
235 * tree-sra.c (type_internals_preclude_sra_p): Also check that
236 bit_position is small enough to fit a single HOST_WIDE_INT.
238 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
240 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
242 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
244 Backport from mainline
245 2012-10-15 Matthias Klose <doko@ubuntu.com>
247 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
248 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
250 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
251 Tomash Brechko <tomash.brechko@gmail.com>
254 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
255 handling of before and after cases.
256 * config/sparc/sync.md (atomic_store): Fix pasto.
258 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
260 * optabs.c (expand_atomic_store): Elide redundant model test.
262 2012-12-13 Richard Henderson <rth@redhat.com>
265 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
267 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
270 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
271 (tldo_stb_sp64): Likewise.
272 (tldo_sth_sp32): Likewise.
273 (tldo_sth_sp64): Likewise.
274 (tldo_stw_sp32): Likewise.
275 (tldo_stw_sp64): Likewise.
276 (tldo_stx_sp64): Likewise.
278 2012-12-10 Kai Tietz <ktietz@redhat.com>
281 * print-tree.c (print_node): Cast from pointer via uintptr_t.
283 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
285 Backport from mainline
286 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
287 H.J. Lu <hongjiu.lu@intel.com>
290 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
291 before using it as insn or call equivalent.
293 2012-12-06 Jason Merrill <jason@redhat.com>
296 * tree.c (build_array_type_1): Re-layout if we found it in the
299 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
301 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
302 opaque cond in all call insns.
304 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
306 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
307 area if the function allocates dynamic stack space.
308 (ia64_initial_elimination_offset): Adjust offsets to above change.
310 2012-12-03 Richard Biener <rguenther@suse.de>
312 Backport from mainline
313 2012-09-24 Richard Guenther <rguenther@suse.de>
315 PR tree-optimization/53663
316 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
317 native encode/interpret translation on VN_WALKREWRITE.
319 2012-12-03 Kai Tietz <ktietz@redhat.com>
322 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
325 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
328 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
330 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
332 Backport from mainline:
333 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
336 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
337 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
338 (in_nullified_branch_delay): Likewise.
339 (in_call_delay): Likewise.
340 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
341 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
342 the $$sh_func_adrs call as variable. Update type of sibcalls and
344 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
345 length instead of adjustment. Handle negative and undefined call
346 adjustments for insn_default_length. Remove adjustment for millicode
347 insn with unfilled delay slot.
348 (pa_output_millicode_call): Update for revised millicode length.
349 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
351 2012-11-29 Kai Tietz <ktietz@redhat.com>
354 * prefix.c (lookup_key): Replace xmalloc/xrealloc
355 use by XNEWVEC/XRESIZEVEC.
357 * i386.c (get_scratch_register_on_entry): Handle
359 (split_stack_prologue_scratch_regno): Likewise.
360 (ix86_static_chain): Likewise.
361 (x86_output_mi_thunk): Likewise.
363 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
365 Backported from mainline
366 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
367 Markus Trippelsdorf <markus@trippelsdorf.de>
370 * lto-opts.c (lto_write_options): Also handle
371 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
372 OPT_SPECIAL_program_name.
375 * lto-wrapper.c (merge_and_complain): Handle
376 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
377 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
379 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
381 PR rtl-optimization/55489
382 * gcse.c (compute_transp): Precompute a canonical version
383 of XEXP (x, 0), and pass it to canon_true_dependence.
385 2012-11-27 Richard Biener <rguenther@suse.de>
388 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
389 stmt with a NOP instead of removing it.
391 2012-11-26 Richard Biener <rguenther@suse.de>
393 Backport from mainline
394 2012-10-19 Richard Biener <rguenther@suse.de>
396 PR tree-optimization/54976
397 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
398 Robustify against odd inner_mode inputs.
400 2012-10-12 Richard Biener <rguenther@suse.de>
402 PR tree-optimization/54894
403 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
404 Handle over-aligned scalar types properly.
406 2012-10-02 Richard Guenther <rguenther@suse.de>
409 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
412 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
414 Backport from mainline
415 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
417 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
418 explaining the register ordering preferences.
420 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
421 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
422 constraints so that the traditional floating point loads, stores,
423 and moves are done first, then the VSX loads, stores, and moves,
424 and finally the GPR loads, stores, and moves so that reload
425 chooses FPRs over GPRs, and uses the traditional load/store
426 instructions which provide an offset.
427 (movdf_hardfloat64): Likewise.
429 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
431 Backported from mainline
432 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
433 H.J. Lu <hongjiu.lu@intel.com>
436 * config/i386/i386.c (legitimize_pic_address): Properly handle
438 (ix86_print_operand_address): Set code to 'k' when forcing
439 addr32 prefix. For x32, zero-extend negative displacement if
442 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
444 * common.opt (fvar-tracking-uninit): Document.
445 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
446 * config/darwin.c (darwin_override_options): Likewise.
448 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
450 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
451 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
453 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
455 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
457 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
459 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
462 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
464 Backport from mainline
465 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
467 * config/i386/i386.c (ix86_init_machine_status): Do not
468 explicitly clear tls_descriptor_call_expanded_p again.
470 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
473 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
474 as read and written by the instruction.
476 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
478 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
479 (ix86_instantiate_decls): New function.
480 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
481 stack slot instead of SLOT_VIRTUAL.
482 <case IX86_BUILTIN_STMXCSR>: Ditto.
483 (assign_386_stack_local): Do not assert when virtual slot is valid.
484 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
485 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
486 (truncxf<mode>2): Ditto.
487 (floatunssi<mode>2): Ditto.
488 (isinf<mode>2): Ditto.
489 * config/i386/sync.md (atomic_load<mode>): Ditto.
490 (atomic_store<mode>): Ditto.
492 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
495 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
496 the argument is itself a conditional expression.
498 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
500 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
503 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
505 PR tree-optimization/54986
506 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
507 conversions on entry but add them back on exit if needed.
509 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
512 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
514 (print_reg): Use true_regnum rather than REGNO.
515 (ix86_print_operand_address): Remove SUBREG handling.
517 2012-11-05 Jakub Jelinek <jakub@redhat.com>
519 Backported from mainline
520 2012-10-24 Jakub Jelinek <jakub@redhat.com>
523 * gimple.h (is_gimple_sizepos): New inline function.
524 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
525 final assignment to expr variable.
526 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
527 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
528 into a local temporary.
530 2012-10-10 Jakub Jelinek <jakub@redhat.com>
532 PR tree-optimization/54877
533 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
534 use make_ssa_name instead of copy_ssa_name.
536 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
538 Backport from mainline
539 2012-10-31 Jakub Jelinek <jakub@redhat.com>
541 PR tree-optimization/53708
542 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
543 user-supplied alignment when used with an explicit section name.
545 2012-11-02 Jeff Law <law@redhat.com>
547 PR tree-optimization/54985
548 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
549 from thread_across_edge.
550 (thread_across_edge): Use it in all cases where we might thread
553 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
555 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
556 special register pushes before frame probing and allocation.
558 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
559 Joel Sherrill <joel.sherrill@oarcorp.com>
561 * config/sparc/t-rtems: New (Custom multilibs).
562 * config/sparc/t-rtems-64: New (Custom multilibs).
563 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
564 (sparc-*-rtems*): Add sparc/t-rtems.
566 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
568 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
570 (hash_rtx): Likewise.
572 2012-10-29 Terry Guo <terry.guo@arm.com>
574 Backport from mainline
575 2012-10-11 Terry Guo <terry.guo@arm.com>
577 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
579 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
582 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
584 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
585 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
587 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
589 * config/avr/t-rtems: Revert previous commit.
591 2012-10-26 Terry Guo <terry.guo@arm.com>
593 Backport from mainline
594 2012-10-23 Terry Guo <terry.guo@arm.com>
597 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
600 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
602 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
604 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
606 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
608 * config.gcc (microblaze*-*-rtems*): New target.
609 * config/microblaze/rtems.h: New.
610 * config/microblaze/t-rtems: New.
612 2012-10-25 Richard Biener <rguenther@suse.de>
614 PR tree-optimization/54902
615 * tree-ssa-pre.c (fini_pre): Return TODO.
616 (execute_pre): Adjust.
617 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
618 blocks before computing dominators.
620 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
622 Backport from mainline
623 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
625 * config/i386/i386.c (memory_address_length): Assert that non-null
626 base or index RTXes are registers. Do not check for REG RTXes.
627 Determine addr32 prefix using SImode_address_operand or
628 from original base and index RTXes. Simplify code.
630 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
632 * config/i386/i386-protos.h (memory_address_length): Add new bool
633 argument. Update all uses.
634 * config/i386/i386.c (memory_address_length): If not LEA insn, then
635 add length of addr32 prefix based on mode of base or index register.
636 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
637 addresses here. Update call to memory_address_length.
638 (ix86_print_address_operand): Use SImode_address_operand predicate.
639 * config/i386/predicates.md (SImode_address_operand): New.
640 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
641 to calculate "mode" attribute. Use SImode_address_operand predicate
642 instead of open-coding accepted RTX codes.
644 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
646 Backport from 2012-10-22 trunk r192685.
647 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
648 Note __AVR_<device>__ is not defined for cores.
649 Don't point to --help=target.
650 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
652 2012-10-19 Marek Polacek <polacek@redhat.com>
654 Backported from mainline
655 2012-10-19 Marek Polacek <polacek@redhat.com>
658 * fold-const.c (fold_sign_changed_comparison): Punt if folding
659 pointer/non-pointer comparison.
661 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
663 Backported from mainline
664 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
667 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
668 sure the mode is correct when falling through from above cases.
670 2012-10-19 Alan Modra <amodra@gmail.com>
672 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
673 (HAVE_LD_LARGE_TOC): Likewise.
674 * configure: Regenerate.
676 2012-10-19 Alan Modra <amodra@gmail.com>
678 * config/rs6000/predicates.md (splat_input_operand): Don't call
679 input_operand for MEMs. Instead check for volatile and call
680 memory_address_addr_space_p with modified mode.
682 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
684 Backported from mainline
685 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
687 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
689 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
691 PR rtl-optimization/54870
692 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
693 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
694 SSA_NAME pointer that points to a partition if there is at least
695 one variable with it set in the partition.
696 * dse.c (local_variable_can_escape): New predicate.
697 (can_escape): Call it.
698 * gimplify.c (mark_addressable): If this is a partitioned decl, also
699 mark the SSA_NAME pointer that points to a partition.
701 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
703 Backport from mainline
704 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
706 PR rtl-optimization/53701
707 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
708 rocess not only expr's vinsns but all old vinsns from expr's
711 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
713 Backport from mainline
714 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
717 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
719 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
720 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
721 only if producer writes to the register given by regno.
723 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
725 Backport from mainline
726 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/sse.md (UNSPEC_MOVU): Remove.
730 (UNSPEC_STOREU): Ditto.
731 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
732 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
733 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
734 (<sse2>_movdqu<avxsizesuffix>): Split to ...
735 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
736 (<sse2>_storedqu<avxsizesuffix>): ... this.
737 (*sse4_2_pcmpestr_unaligned): Update.
738 (*sse4_2_pcmpistr_unaligned): Ditto.
740 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
741 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
742 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
743 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
744 gen_sse2_load{dqu,upd} to load from unaligned memory and
745 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
747 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
748 Use CODE_FOR_sse_loadups.
749 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
750 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
751 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
752 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
753 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
754 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
755 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
756 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
757 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
758 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
759 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
761 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
763 Backport from trunk (r190222):
765 PR tree-optimization/54146
766 * ifcvt.c: Include pointer-set.h.
767 (cond_move_process_if_block): Change type of then_regs and
768 else_regs from alloca'd array to pointer_sets.
769 (check_cond_move_block): Update for this change.
770 (cond_move_convert_if_block): Likewise.
771 * Makefile.in: Fix dependencies for ifcvt.o.
773 2012-10-15 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/54920
776 * tree-ssa-pre.c (create_expression_by_pieces): Properly
777 allocate temporary storage for all NARY elements.
779 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
782 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
784 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
786 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
787 default_use_cxa_atexit to yes.
789 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
791 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
793 2012-10-05 Jan Hubicka <jh@suse.cz>
794 Jakub Jelinek <jakub@redhat.com>
796 PR tree-optimization/33763
797 * tree-inline.c (expand_call_inline): Silently ignore always_inline
798 attribute for redefined extern inline functions.
800 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
802 Backported from mainline
803 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
805 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
806 in SSE and YMM state support check for -march=native.
808 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
811 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
814 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
816 Backported from mainline
817 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
820 * doc/invoke.texi: Document -mprefer-avx128.
822 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
824 Backported from mainline
825 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
828 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
829 (XSTATE_FP): Likewise.
830 (XSTATE_SSE): Likewise.
831 (XSTATE_YMM): Likewise.
832 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
833 SSE and YMM states aren't supported.
835 2012-10-01 Tom de Vries <tom@codesourcery.com>
837 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
840 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
843 * config/s390/s390.c (s390_option_override): Add missing break.
845 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
847 Backport from mainline
848 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
850 * config.gcc: Replace 'host' with 'target' when configuring for
851 powerpc64*-*-freebsd.
853 2012-09-28 Meador Inge <meadori@codesourcery.com>
855 Backport from mainline
856 2012-09-27 Meador Inge <meadori@codesourcery.com>
858 * gcc-ar.c (main): Handle the returning of the sub-process error
861 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
863 Backport from 2012-09-28 trunk r191821.
864 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
866 2012-09-27 Jakub Jelinek <jakub@redhat.com>
869 * simplify-rtx.c (simplify_binary_operation_1): Perform
870 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
872 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
874 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
875 TYPE_NONALIASED_COMPONENT flag.
876 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
877 TYPE_NONALIASED_COMPONENT flag.
879 2012-09-21 Richard Guenther <rguenther@suse.de>
882 Backport from mainline
883 2012-04-19 Richard Guenther <rguenther@suse.de>
885 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
888 2012-09-20 Joseph Myers <joseph@codesourcery.com>
891 * c-typeck.c (c_cast_expr): When casting to a type requiring
892 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
895 2012-09-20 Joseph Myers <joseph@codesourcery.com>
898 * c-typeck.c (build_unary_op): Pass original argument of
899 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
900 any C_MAYBE_CONST_EXPR, if it has integer operands.
901 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
902 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
903 to c_objc_common_truthvalue_conversion, then remove any
904 C_MAYBE_CONST_EXPR, if they have integer operands. Use
905 c_objc_common_truthvalue_conversion not
906 c_common_truthvalue_conversion.
907 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
908 call note_integer_operands for arguments with integer operands
909 that are not integer constants.
911 2012-09-20 Jakub Jelinek <jakub@redhat.com>
913 Backported from mainline
914 2012-09-17 Jakub Jelinek <jakub@redhat.com>
916 PR tree-optimization/54563
917 * tree-ssa-math-opts.c (execute_cse_sincos): Call
918 gimple_purge_dead_eh_edges if last call has been changed.
920 2012-09-14 Jakub Jelinek <jakub@redhat.com>
923 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
924 instead of (match_dup 0) as second argument to vec_merge.
925 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
926 Remove third alternative.
927 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
928 operand 2 instead of operand 1, but put it as first argument
930 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
931 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
934 2012-09-20 Jakub Jelinek <jakub@redhat.com>
936 * BASE-VER: Set to 4.7.3.
937 * DEV-PHASE: Set to prerelease.
939 2012-09-20 Release Manager
941 * GCC 4.7.2 released.
943 2012-09-15 Andi Kleen <ak@linux.intel.com>
945 Backport from mainline
946 2012-09-07 Andi Kleen <ak@linux.intel.com>
948 * gcc/lto-streamer.h (res_pair): Add.
949 (lto_file_decl_data): Replace resolutions with respairs.
951 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
953 (lto_file_finalize): Set up resolutions vector lazily from respairs.
955 2012-09-14 Walter Lee <walt@tilera.com>
957 Backport from mainline.
958 2012-09-14 Walter Lee <walt@tilera.com>
960 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
961 option for TILEPro and TILE-Gx.
963 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
965 * config/i386/i386.h (x86_prefetchw): New global variable.
966 (TARGET_PREFETCHW): New macro.
967 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
968 (processor_alias_table): Add PTA_PREFETCHW to
969 bdver1, bdver2 and btver1.
970 (ix86_option_override_internal): Set x86_prefetchw for
971 PTA_PREFETCHW targets.
972 * config/i386/i386.md (prefetch): Expand to prefetchw
973 for TARGET_PREFETCHW.
974 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
976 Backport from mainline
977 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
980 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
982 (*prefetch_sse): ... this.
983 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
985 (*prefetch_3dnow): ... this.
987 2012-09-13 Jakub Jelinek <jakub@redhat.com>
990 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
991 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
993 2012-09-12 Teresa Johnson <tejohnson@google.com>
995 Backport from mainline.
996 2012-09-12 Teresa Johnson <tejohnson@google.com>
998 PR gcov-profile/54487
999 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1000 test using F_SETLKW with fcntl.
1001 * configure, config.in: Regenerate.
1003 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1005 Backport from mainline
1006 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1008 * config/i386/i386.md : Comments on fma4 instruction selection
1009 reflect requirement on register pressure based cost model.
1011 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1012 flag is set-reset as informed by the cpuid flag.
1014 * config/i386/i386.c (processor_alias_table): fma4
1015 flag is enabled for bdver2.
1017 2012-09-12 Christian Bruel <christian.bruel@st.com>
1019 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1021 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1023 * config.gcc: Obsolete picochip-*.
1025 2012-09-11 Richard Guenther <rguenther@suse.de>
1028 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1029 on flag_toplevel_reorder.
1031 2012-09-10 Richard Henderson <rth@redhat.com>
1033 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1036 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1038 Backport from 2012-09-10 mainline r191132.
1041 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1043 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1046 * tree-sra.c (disqualify_base_of_expr): Check for possible
1047 NULL_TREE returned by get_base_address()
1049 2012-09-07 Richard Guenther <rguenther@suse.de>
1051 Backport from mainline
1052 2012-06-26 Jan Hubicka <jh@suse.cz>
1055 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1058 2012-09-07 Richard Guenther <rguenther@suse.de>
1060 Backport from mainline
1061 2012-07-13 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/53922
1064 * tree-vrp.c (value_inside_range): Change prototype to take
1065 min/max instead of value-range.
1066 (range_includes_zero_p): Likewise. Return the result from
1068 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1069 return value from range_includes_zero_p.
1070 (extract_range_from_unary_expr_1): Likewise.
1071 (compare_range_with_value): Likewise.
1072 (vrp_meet_1): Likewise.
1074 2012-09-07 Richard Guenther <rguenther@suse.de>
1077 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1078 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1079 arguments separately.
1081 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1083 Backported from mainline
1084 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1086 PR rtl-optimization/54455
1087 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1088 bb ends up with asm goto referencing bb's label.
1090 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1092 Backport from mainline.
1093 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1094 Richard Earnshaw <richard.earnshaw@arm.com>
1097 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1098 element size. Use elem_type from the formal parameter. New parameter
1100 (neon_expand_args): Adjust call to neon_dereference_pointer.
1102 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1105 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1107 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1109 Backport from mainline
1110 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1112 * config/i386/i386.md (isa): Add fma and fma4.
1113 (enabled): Handle fma and fma4.
1114 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1115 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1116 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1117 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1118 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1119 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1121 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1123 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1124 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1125 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1127 2012-09-06 Richard Guenther <rguenther@suse.de>
1129 PR tree-optimization/54498
1130 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1131 abort when reaching an already visited region.
1132 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1133 (get_continuation_for_phi_1): Likewise.
1134 (walk_non_aliased_vuses): When we translated the reference,
1135 abort when we re-visit a region.
1136 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1138 2012-09-06 Andrew Pinski <apinski@cavium.com>
1141 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1143 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1146 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1147 build_int_cst with size_type_node instead of size_int.
1149 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1151 Backport from 2012-09-05 mainline r190697.
1154 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1155 configured --with-avrlibc.
1156 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1158 * config/avr/avrlibc.h: New file.
1159 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1160 configured --with-avrlibc.
1161 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1163 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1165 Backport from 2012-09-04 mainline r190919
1168 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1169 of size less than 4 bytes by using macro ARM_NUM_INTS.
1170 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1172 2012-09-04 Richard Henderson <rth@redhat.com>
1174 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1176 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1178 Backport from 2012-09-04 mainline r190920
1181 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1183 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1185 Backport from 2012-09-04 mainline r190914
1188 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1190 (avr_allocate_stack_slots_for_args): ...this new static function.
1192 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1194 Backported from mainline
1195 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1198 * doc/invoke.texi: Add -da and remove -dm.
1200 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1202 Backported from mainline
1203 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1206 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1207 operands[1] is CONST_INT_P, convert it to QImode before printing.
1209 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1212 * c-convert.c (convert): Don't call fold_convert_loc if
1213 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1214 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1215 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1217 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1220 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1221 if init is a CONSTRUCTOR.
1223 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1225 PR rtl-optimization/54369
1226 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1227 calling dbr_schedule.
1228 * config/sparc/sparc.c (sparc_reorg): Likewise.
1230 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1232 Backport from mainline
1233 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1235 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1236 case for Atom processor.
1238 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1240 Backport from mainline
1241 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1245 true for TARGET_64BIT or !flag_pic.
1246 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1247 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1248 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1249 Add insn constraint. Conditionally emit xchg asm insns.
1250 (atomic_compare_and_swap<mode>): Update calls. Check only
1251 cmpxchg8b_pic_memory_operand in memory address fixup.
1253 (CASHMODE): Rename from DCASHMODE.
1254 (doublemodesuffix): Update modes.
1255 (regprefix): New mode attribute.
1257 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1258 <UNSPECV_CMPXCHG>: New constant.
1259 (atomic_compare_and_swap<mode>_1): Rename from
1260 atomic_compare_and_swap_single<mode>. Update calls and
1261 unspec_volatile constants.
1262 (atomic_compare_and_swap<mode>_doubleword): Rename from
1263 atomic_compare_and_swap_double<mode>. Update calls and
1264 unspec_volatile constants.
1266 2012-08-28 Walter Lee <walt@tilera.com>
1268 Backport from mainline
1269 2012-08-28 Walter Lee <walt@tilera.com>
1271 * confg/tilegx/tilegx.md: Fix code style.
1272 (*zero_extendsidi_truncdisi): Fix typo.
1273 * config/tilegx/tilegx.c: Fix code style.
1274 (tilegx_function_profiler): Fix typo.
1276 2012-08-27 Walter Lee <walt@tilera.com>
1278 Backport from mainline
1279 2012-08-27 Walter Lee <walt@tilera.com>
1281 * doc/md.texi (TILE-Gx): Fix typo.
1283 2012-08-27 Walter Lee <walt@tilera.com>
1285 Backport from mainline
1286 2012-08-27 Walter Lee <walt@tilera.com>
1288 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1289 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1291 2012-08-27 Walter Lee <walt@tilera.com>
1293 Backport from mainline
1294 2012-08-27 Walter Lee <walt@tilera.com>
1296 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1297 (insn_bfins): Delete.
1299 2012-08-27 Walter Lee <walt@tilera.com>
1301 Backport from mainline
1302 2012-08-27 Walter Lee <walt@tilera.com>
1304 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1305 atomic_exchange_bare<mode>,
1306 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1307 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1308 * config/tilegx/tilegx.md (type): Add X1_remove.
1309 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1310 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1311 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1314 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1316 PR rtl-optimization/54088
1317 * jump.c (delete_related_insns): Robustify latest change.
1319 2012-08-21 Richard Guenther <rguenther@suse.de>
1321 Backport from mainline
1322 2012-08-16 Richard Guenther <rguenther@suse.de>
1325 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1327 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1328 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1329 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1330 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1331 (tree_ssa_lim_finalize): Free all mem_refs.
1332 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1333 scc when bailing out.
1334 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1335 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1336 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1337 FOR_EACH_LOOP_BREAK.
1339 2012-08-17 Richard Guenther <rguenther@suse.de>
1341 * tree-sra.c (modify_function): Free redirect_callers vector.
1342 * ipa-split.c (split_function): Free args_to_pass vector.
1343 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1345 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1346 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1347 (vect_analyze_slp_instance): Free everything.
1348 (destroy_bb_vec_info): Free the SLP instances.
1350 2012-08-17 Richard Guenther <rguenther@suse.de>
1352 * params.def (integer-share-limit): Decrease from 256 to 251,
1355 2012-08-21 Richard Guenther <rguenther@suse.de>
1357 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1358 the affine expansion cache.
1360 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1362 Backported from trunk
1363 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1366 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1368 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1370 Backport from mainline.
1371 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1374 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1375 mark as predicable. Adjust asm template.
1376 (vec_setv2di_internal): Likewise.
1377 (vec_extract<mode> VD, VQ): Likewise.
1378 (vec_extractv2di): Likewise.
1379 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1380 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1381 (neon_vdup_n<mode> VX, V32): Likewise.
1382 (neon_vdup_nv2di): Likewise.
1384 2012-08-17 Walter Lee <walt@tilera.com>
1386 Backport from mainline
1387 2012-08-17 Walter Lee <walt@tilera.com>
1389 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1390 (FEEDBACK_ENTER): Define.
1391 (FEEDBACK_REENTER): Define.
1392 (FEEDBACK_ENTRY): Define.
1393 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1394 (FEEDBACK_ENTER): Define.
1395 (FEEDBACK_REENTER): Define.
1396 (FEEDBACK_ENTRY): Define.
1398 2012-08-16 Walter Lee <walt@tilera.com>
1400 Backport from mainline
1401 2012-08-16 Walter Lee <walt@tilera.com>
1403 * config.gcc (tilegx-*-linux*): Add feedback.h.
1404 (tilepro-*-linux*): Likewise.
1405 * config/tilegx/feedback.h: New file.
1406 * config/tilepro/feedback.h: New file.
1408 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1410 Backport from mainline r189840 and r187586:
1411 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1413 * config/i386/i386.md (stack_protect_set): Disable the pattern
1414 for Android since Android libc (bionic) does not provide random
1415 value for stack protection guard at gs:0x14. Guard value
1416 will be provided from external symbol (default implementation).
1417 (stack_protect_set_<mode>): Likewise.
1418 (stack_protect_test): Likewise.
1419 (stack_protect_test_<mode>): Likewise.
1420 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1421 not have Bionic by default
1422 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1423 Macro OPTION_BIONIC is defined in this file and provides Bionic
1424 accessibility status
1426 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1428 * configure.ac: Stack protector enabling for Android targets.
1429 * configure: Regenerate.
1431 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1433 Backported from trunk
1434 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1436 PR rtl-optimization/53942
1437 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1438 directly from likely spilled non-fixed hard registers, move them
1441 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1443 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1444 (xop_phaddubq): Ditto.
1446 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1448 Backport from mainline
1449 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1450 Richard Earnshaw <rearnsha@arm.com>
1452 * target.def (vector_alignment): New target hook.
1453 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1454 * doc/tm.texi: Regenerate.
1455 * targhooks.c (default_vector_alignment): New function.
1456 * targhooks.h (default_vector_alignment): Add prototype.
1457 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1458 * config/arm/arm.c (arm_vector_alignment): New function.
1459 (TARGET_VECTOR_ALIGNMENT): Define.
1461 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1462 vector type alignment instead of size.
1463 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1464 element type size directly instead of computing it from alignment.
1465 Fix variable naming and comment.
1467 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1469 Backport from mainline
1470 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1472 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1473 (alpha_pad_function_end): ... this. Also insert NOP between
1474 sibling call and GP load.
1475 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1477 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1479 Backport from mainline
1480 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1481 H.J. Lu <hongjiu.lu@intel.com>
1483 PR rtl-optimization/54157
1484 * combine.c (gen_lowpart_for_combine): Don't return identity
1485 for CONST or symbolic reference.
1487 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1489 Backport from mainline
1490 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1492 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1493 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1494 split_cost argument signed.
1495 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1496 (ix86_avoid_lea_for_addr): Ditto.
1498 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1500 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1501 the address has less than two components.
1503 2012-08-02 Steve Ellcey <sellcey@mips.com>
1505 Backport from mainline
1506 2012-07-19 Steve Ellcey <sellcey@mips.com>
1508 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1511 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1513 Backport from mainline
1514 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1517 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1518 negative constant address for TARGET_X32 ...
1519 (ix86_decompose_address): ... here. Reject constant addresses
1520 that don't satisfy x86_64_immediate_operand predicate.
1522 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1526 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1527 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1528 addresses. Prevent zero extensions of CONST_INT operands.
1530 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1533 * config/i386/i386.md (*lea): New insn pattern.
1535 (*lea<mode>_2): Ditto.
1536 (*lea_{3,4,5,6}_zext): Ditto.
1537 * config/i386/predicates.md (lea_address_operand): Do not reject
1538 zero-extended address operands.
1539 * config/i386/constraints.md (j): Remove address constraint.
1540 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1542 (ix86_print_operand_address): Handle SImode subreg of an address.
1543 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1545 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1547 Backport from mainline
1548 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1551 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1552 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1554 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1555 (*movdi_internal_rex64): Use %E operand modifier for lea.
1556 (*movsi_internal): Ditto.
1558 (*lea<mode>_2): Ditto.
1559 (*lea_{3,4,5,6}_zext): Ditto.
1560 (*tls_global_dynamic_32_gnu): Ditto.
1561 (*tls_global_dynamic_64): Ditto.
1562 (*tls_dynamic_gnu2_lea_32): Ditto.
1563 (*tls_dynamic_gnu2_lea_64): Ditto.
1564 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1566 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1568 Backport from mainline
1569 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1571 * config/i386/i386.c (ix86_address_subreg_operand): Reject
1573 (ix86_print_operand_address): Assert that parts.base and parts.index
1574 are non-NULL after call to simplify_subreg.
1576 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1579 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
1581 * config/sh/sh.c (sh_option_override): Do not change
1582 flag_finite_math_only. Set TARGET_IEEE to complement of
1583 flag_finite_math_only.
1584 * doc/invoke.texi (SH options): Add mno-ieee. Correct
1585 description of mieee and mno-ieee behavior.
1587 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
1590 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
1591 (_lzcnt_u64): Ditto.
1593 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
1595 Backport from mainline
1596 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1598 PR rtl-optimization/52250
1599 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1600 to put note list into. Unconditionally call move_bb_info.
1601 (move_bb_info): Do not assert the blocks being in the same region,
1602 just drop the note list if they are not.
1604 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1606 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
1608 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1610 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
1611 defining statement is a SSA name that occurs in abnormal PHIs.
1613 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1615 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
1618 2012-07-19 Richard Guenther <rguenther@suse.de>
1619 Eric Botcazou <ebotcazou@adacore.com>
1621 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
1622 about transition from invariant to known bits.
1623 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
1625 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1628 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
1629 (cleanup_tree_cfg_bb): Don't call it.
1630 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
1633 2012-07-19 Christian Bruel <christian.bruel@st.com>
1636 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
1638 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
1640 * config.gcc (v850-*-rtems*): New target.
1641 * config/v850/rtems.h: New.
1642 * config/v850/t-rtems: New.
1644 2012-07-18 Nick Clifton <nickc@redhat.com>
1646 * doc/invoke.texi (ARM Options): Document -munaligned-access.
1648 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
1652 Backport from mainline
1653 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1656 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1657 instead expand it as zero extension.
1659 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
1661 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
1662 QImode and HImode splitters. Use ix86_comparison_operator.
1663 Explicitly match FLAGS_REG.
1664 (DFmode cmove splitter): Explicitly match FLAGS_REG.
1666 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
1667 Steven Bosscher <steven@gcc.gnu.org>
1668 Bernd Schmidt <bernds@codesourcery.com>
1670 PR rtl-optimization/53908
1671 * df-problems.c (can_move_insns_across): When doing
1672 memory-reference book-keeping, handle call insns.
1674 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
1676 Backport from mainline
1677 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1680 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
1681 sibcall_insn_operand. Move it to a temporary register if not.
1683 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1686 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
1687 emit PIC sequence for fnaddr symbol reference in advance.
1689 2012-07-09 Jason Merrill <jason@redhat.com>
1692 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
1693 (type_hash_eq): Likewise.
1696 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
1698 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
1700 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
1701 due to negative shift amount.
1703 2012-07-06 Kai Tietz <ktietz@redhat.com>
1705 Backport from mainline.
1707 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
1708 as "/mingw/include".
1710 2012-07-06 Nick Clifton <nickc@redhat.com>
1712 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
1713 default_encode_section_info.
1715 2012-07-06 Richard Guenther <rguenther@suse.de>
1717 Backport from mainline
1718 2012-03-30 Richard Guenther <rguenther@suse.de>
1721 * double-int.c (rshift_double): Remove not needed cast.
1723 2012-03-28 Richard Guenther <rguenther@suse.de>
1726 * double-int.h (rshift_double): Remove.
1727 * double-int.c (lshift_double): Use absu_hwi to make count
1729 (rshift_double): Make static, take unsigned count argument,
1730 remove handling of negative count argument.
1731 (double_int_rshift): Dispatch to lshift_double.
1733 2012-07-06 Richard Guenther <rguenther@suse.de>
1735 Backport from mainline
1736 2012-06-18 Richard Guenther <rguenther@suse.de>
1738 PR tree-optimization/53693
1739 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1740 Reject operands with more than one use.
1742 2012-07-06 Richard Guenther <rguenther@suse.de>
1744 Backport from mainline
1745 2012-04-11 Richard Guenther <rguenther@suse.de>
1748 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
1749 consider loop nesting.
1750 (evolution_function_is_univariate_p): Properly check the remainder
1753 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
1755 Backport from mainline
1756 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
1758 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1759 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
1760 (adjacent_mem_locations): Move some code to and call...
1761 (get_memref_parts): ...new function.
1762 (mem_locations_overlap): New function.
1763 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
1764 (is_mem_ref): Rename to...
1765 (find_mem_ref): ...this. Return MEM rtx.
1766 (get_store_dest): Remove function.
1767 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
1768 new parameter and adjust calls.
1769 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
1770 mem refs overlap for true_store_to_load_dep_costly.
1771 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
1772 passed to adjacent_mem_locations.
1773 (is_costly_group): Walk resolved dependency list.
1774 (force_new_group): Emit group ending nop for Power6/Power7.
1775 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
1776 (group_ending_nop): New define_insn.
1778 2012-07-04 Richard Guenther <rguenther@suse.de>
1781 * gimple-fold.c (get_base_constructor): Do not return an
1782 error_mark_node DECL_INITIAL.
1784 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1786 Backport from mainline
1787 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1789 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
1790 code model string in the error message.
1792 2012-07-04 Tristan Gingold <gingold@adacore.com>
1794 Backport from mainline.
1795 2012-06-25 Tristan Gingold <gingold@adacore.com>
1797 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
1798 (seh_cfa_adjust_cfa): ... that function.
1799 (seh_emit_stackalloc): Do not emit out of range values.
1800 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
1801 UNSPEC_DEF_CFA constants.
1802 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
1803 * config/i386/i386.c (ix86_frame_pointer_required): Required
1804 for very large frames on SEH target.
1805 (ix86_compute_frame_layout): Save area is before frame pointer
1806 on SEH target. Handle very large frames.
1807 (ix86_expand_prologue): Likewise.
1809 2012-07-04 Richard Guenther <rguenther@suse.de>
1811 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1812 as in free_lang_data_in_type.
1814 2012-07-02 Martin Jambor <mjambor@suse.cz>
1816 Backport from mainline.
1817 2012-07-02 Martin Jambor <mjambor@suse.cz>
1820 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1821 dynamic type change check.
1823 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
1825 * tree-eh.c (lower_try_finally_switch): Really put the location of the
1826 last statement of the finally block onto the switch.
1828 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1830 * configure: Regenerate.
1832 Backport from mainline.
1833 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1835 * config.gcc (target_type_format_char): New. Document it. Set it for
1837 * configure.ac (gnu_unique_option): Use target_type_format_char
1838 in test. Comment rationale.
1840 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1842 Backport from mainline.
1843 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1845 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
1847 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1849 Backport from 2012-06-28 mainline r189049
1852 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1853 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1854 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1855 avr_hard_regno_call_part_clobbered.
1857 2012-06-28 Richard Guenther <rguenther@suse.de>
1860 * expr.c (expand_expr_real_1): Verify if the type is complete
1861 before inspecting its size.
1863 2012-06-27 Nick Clifton <nickc@redhat.com>
1865 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1868 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1871 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1873 2012-06-26 Nick Clifton <nickc@redhat.com>
1875 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1877 2012-06-25 Jakub Jelinek <jakub@redhat.com>
1880 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1881 of x x x in the vmovlps load alternative.
1883 2012-06-22 Richard Guenther <rguenther@suse.de>
1885 * gcov-iov.c: Include bconfig.h and system.h.
1887 2012-06-22 Richard Guenther <rguenther@suse.de>
1889 PR gcov-profile/53744
1890 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1892 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1894 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1895 DECL_IGNORED_P non-reg vars even if they are used.
1897 2012-06-19 Jason Merrill <jason@redhat.com>
1900 * dwarf2out.c (modified_type_die): Use scope_die_for.
1901 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1902 (uses_local_type_r, uses_local_type): New.
1903 (scope_die_for): Keep a type that uses a local type in local scope.
1904 Use get_context_die for namespace and type scope.
1906 2012-06-19 Richard Guenther <rguenther@suse.de>
1909 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1910 replace it with the first non-BLOCK context.
1912 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
1914 PR rtl-optimization/53700
1916 Backport from mainline
1917 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
1919 * ira-color.c (setup_left_conflict_sizes_p): Process all
1920 conflicting objects.
1922 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1924 Backport from mainline
1925 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1928 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1929 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1930 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1931 instead of xop_mulv2div2di3_low.
1932 (xop_p<macs>dql): Fix vec_select selector.
1933 (xop_p<macs>dqh): Ditto.
1934 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1935 (xop_mulv2div2di3_high): Ditto.
1937 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1939 Backport from mainline:
1940 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1942 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1944 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1946 Backport from mainline:
1947 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1949 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1950 * config/pa/pa.c (pa_attr_length_millicode_call): Use
1951 MAX_PCREL17F_OFFSET instead of fixed offset.
1952 (pa_attr_length_call): Likewise.
1953 (pa_attr_length_indirect_call): Likewise.
1955 2012-06-15 Walter Lee <walt@tilera.com>
1957 Backport from mainline:
1958 2012-06-15 Walter Lee <walt@tilera.com>
1960 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1962 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1964 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1966 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
1968 Backport from mainline:
1970 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1971 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
1972 * gimple.h (block_in_transaction): Check for flag_tm.
1974 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
1976 PR tree-optimization/52558
1978 Backport from mainline:
1979 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
1980 * gimple.h (gimple_set_in_transaction): Remove.
1981 (gimple_in_transaction): Look in BB instead.
1982 (gimple_statement_base): Remove in_transaction field.
1983 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
1984 * trans-mem.c (compute_transaction_bits): Place transaction bit
1985 information into basic blocks.
1987 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1989 PR tree-optimization/52558
1990 * cfg.c (alloc_aux_for_edge): Fix comment.
1991 (alloc_aux_for_edge): Remove static.
1992 * basic-block.h (alloc_aux_for_edge): Protoize.
1993 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
1994 (execute_sm_if_changed_flag): New.
1995 (execute_sm_if_changed_flag_set): New.
1996 (execute_sm): Do not generate data races unless requested.
1997 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
1998 (tree_ssa_lim_finalize): Call free_aux_for_edges.
1999 * gimple.h (block_in_transaction): New.
2000 (gimple_in_transaction): Use block_in_transaction.
2002 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2004 Backported from mainline
2005 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2007 PR rtl-optimization/53589
2008 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2009 discovery even when e->dest != target. If any LABEL_REF points
2010 to e->dest label, redirect it to target's label.
2012 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2015 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2016 returns false, replace stmt with GIMPLE_NOP.
2017 (check_omp_nesting_restrictions): Instead of issuing warnings,
2018 issue errors and return false if any errors were reported.
2020 2012-06-14 Richard Guenther <rguenther@suse.de>
2022 * BASE-VER: Set to 4.7.2.
2023 * DEV-PHASE: Set to prerelease.
2025 2012-06-12 Christian Bruel <christian.bruel@st.com>
2028 * config/sh/sh.c (sh_option_override): Don't force
2029 flag_omit_frame_pointer and maccumulate_outgoing_args.
2030 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2032 2012-06-14 Release Manager
2034 * GCC 4.7.1 released.
2036 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2038 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2040 2012-06-13 Richard Henderson <rth@redhat.com>
2042 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2043 iterator instead of INT.
2045 2012-06-08 Richard Henderson <rth@redhat.com>
2048 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2049 note to a clobber insn when no other insn is available.
2051 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2054 * doc/invoke.texi (Wenum-compare): Update documentation.
2056 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2059 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2061 (altivec_stvlxl): Ditto.
2062 (altivec_stvrx): Ditto.
2063 (altivec_stvrxl): Ditto.
2065 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2068 * trans-mem.c (expand_block_edges): Do not skip the first
2069 statement when resetting the BB.
2071 2012-06-04 Richard Guenther <rguenther@suse.de>
2074 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2075 create new assembler names.
2077 2012-06-04 Richard Guenther <rguenther@suse.de>
2079 Backport from mainline
2080 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2083 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2084 larger than maxbits. Don't compute maxbits modulo align.
2085 Also check that unit bytes long store at bitpos / unit * unit
2086 doesn't affect bits beyond bitregion_end.
2087 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2088 would not fit into bitregion_start ... bitregion_end + 1 bit
2090 (store_split_bit_field): Decrease unit close to end of bitregion_end
2091 if access is restricted in order to avoid mutual recursion.
2093 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2095 Backport from 2012-06-04 mainline r188172
2098 * config/avr/avr-stdint.h: New file.
2099 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2102 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2104 PR tree-optimization/53550
2105 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2106 is POINTER_TYPE_P, use sizetype as step type instead of type.
2108 2012-06-04 Richard Guenther <rguenther@suse.de>
2109 Eric Botcazou <ebotcazou@adacore.com>
2111 Backport from mainline
2112 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2114 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2115 Change type of BITOFFSET to signed. Make sure the lower bound of
2116 the computed range is non-negative by adjusting OFFSET and BITPOS.
2117 (expand_assignment): Adjust call to get_bit_range.
2119 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2121 * expr.c (get_bit_range): Return the null range if the enclosing record
2122 is part of a larger bit field.
2124 2012-03-20 Richard Guenther <rguenther@suse.de>
2126 * stor-layout.c (finish_bitfield_representative): Fallback
2127 to conservative maximum size if the padding up to the next
2128 field cannot be computed as a constant.
2129 (finish_bitfield_layout): If we cannot compute the distance
2130 between the start of the bitfield representative and the
2131 bitfield member start a new representative.
2132 * expr.c (get_bit_range): The distance between the start of
2133 the bitfield representative and the bitfield member is zero
2134 if the field offsets are not constants.
2136 2012-03-16 Richard Guenther <rguenther@suse.de>
2138 * stor-layout.c (finish_bitfield_representative): Fall back
2139 to the conservative maximum size if we cannot compute the
2140 size of the tail padding.
2142 2012-03-14 Richard Guenther <rguenther@suse.de>
2144 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2145 * stor-layout.c (start_bitfield_representative): New function.
2146 (finish_bitfield_representative): Likewise.
2147 (finish_bitfield_layout): Likewise.
2148 (finish_record_layout): Call finish_bitfield_layout.
2149 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2150 for QUAL_UNION_TYPE fields.
2151 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2152 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2153 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2158 * expr.c (get_bit_range): Unconditionally extract bitrange
2159 from DECL_BIT_FIELD_REPRESENTATIVE.
2160 (expand_assignment): Adjust call to get_bit_range.
2162 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2165 * fold-const.c (fold_binary_loc): Refine previous change.
2167 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2169 Backport from mainline
2170 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2173 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2174 avoid going above orig insn. Update comments.
2176 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2178 Backport from mainline
2179 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2182 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2183 prologue for unwinder and profiler.
2185 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2187 Backport from mainline
2188 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2190 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2192 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2194 Backport from mainline
2195 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2197 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2198 DBX_REGISTER_NUMBER.
2200 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2202 Backport from mainline
2203 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2205 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2206 operand is CONST_INT. Take COSTS_N_INSNS into account.
2207 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2210 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2212 * config/avr/avr.opt (-msp8): Document it.
2213 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2215 2012-05-31 Richard Guenther <rguenther@suse.de>
2218 * expr.c (expand_assignment): Do not use movmisalign on
2221 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2224 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2225 (pa_section_type_flags): New.
2226 (pa_legitimate_constant_p): Revert previous change.
2228 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2230 Backport from mainline
2231 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2234 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2235 accessed indirectly.
2236 (ipa_tm_create_version): Same.
2238 2012-05-30 Jason Merrill <jason@redhat.com>
2241 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2242 about array compound literals.
2244 2012-05-30 Richard Guenther <rguenther@suse.de>
2247 * fold-const.c (fold_binary_loc): Make sure to call
2248 fold_plusminus_mult_expr with the original sign of operands.
2250 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2252 * explow.c (probe_stack_range): Restore simple control flow and stop
2253 again when the probe cannot be generated if HAVE_check_stack.
2255 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2257 PR rtl-optimization/53519
2258 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2259 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2261 2012-05-29 Richard Guenther <rguenther@suse.de>
2263 PR tree-optimization/53516
2264 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2266 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2268 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2270 Backport from mainline
2271 2012-05-28 Richard Guenther <rguenther@suse.de>
2273 PR tree-optimization/53438
2274 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2276 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2278 Backport from mainline
2279 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2281 PR rtl-optimization/52528
2282 * combine.c (can_combine_p): Add setting of subst_low_luid
2283 before call to expand_field_assignment().
2285 2012-05-26 Martin Jambor <mjambor@suse.cz>
2287 Backport from mainline
2288 2012-05-23 Martin Jambor <mjambor@suse.cz>
2290 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2292 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2295 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2296 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2298 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2301 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2302 (ix86_expand_vec_perm): Use int mode instead of float.
2304 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2307 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2308 gnu_ld variables to yes.
2309 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2310 (HAVE_GNU_AS): Likewise.
2311 * config.in: Regenerate.
2312 * configure: Likewise.
2314 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2316 Backport from mainline
2317 2012-03-12 Richard Guenther <rguenther@suse.de>
2318 * config/arm/arm.c (neon_dereference_pointer): Do not call
2319 covert during RTL expansion.
2321 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2323 Backport from mainline
2324 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2327 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2328 relied on signed overflow behavior.
2330 2012-05-24 Richard Guenther <rguenther@suse.de>
2333 * tree-profile.c (tree_profiling): Cleanup the CFG if
2334 execute_fixup_cfg requests it.
2336 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2338 PR tree-optimization/53465
2339 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2340 vr0 into *vr, then vrp_meet that.
2341 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2342 have any equivalences.
2343 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2346 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2348 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2350 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2351 (iterative_hash_gimple_type): Adjust comment.
2352 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2353 domain for an array type instead of the domain type itself.
2355 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2357 Backport from 2012-05-23 mainline r187803
2360 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2361 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2364 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2366 Backport from 2012-05-03 mainline r187075
2368 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2369 has_fma4 for AMD processors with both fma3 and fma4 support.
2371 2012-05-22 Richard Guenther <rguenther@suse.de>
2373 PR tree-optimization/53408
2374 * tree-vect-loop.c (vectorizable_induction): Properly check
2375 the restriction that we cannot handle induction results from
2376 the inner loop outside of the outer loop.
2378 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2380 PR tree-optimization/53436
2381 * omp-low.c (omp_build_component_ref): New function.
2382 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2384 PR tree-optimization/53366
2385 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2386 tests if complex_numbers == 2, but there are non-complex number loads
2389 PR tree-optimization/53409
2390 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2391 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2393 PR tree-optimization/53410
2394 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2395 instead of build_int_cst (type, 0) where vector types might be
2398 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2401 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2402 from folded operands before wrapping another around the
2403 conditional expression.
2405 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2406 Patrick Marlier <patrick.marlier@gmail.com>
2408 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2411 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2413 Backport from mainline
2414 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2417 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2418 (UNSPECV_RDRAND): This.
2419 (rdrand<mode>_1): Updated.
2421 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2423 Backport from mainline
2424 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2426 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2427 RDRND, F16C and FSGSBASE.
2429 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2431 Backport from mainline
2432 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2434 * tree-ssa-pre.c (can_value_number_call): Delete.
2435 (compute_avail): Skip all statements with side effects.
2436 <GIMPLE_CALL>: Skip calls to internal functions.
2438 2012-05-18 David S. Miller <davem@davemloft.net>
2440 Backport r185385 from mainline
2441 2012-03-14 Richard Guenther <rguenther@suse.de>
2444 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2445 element type instead of mode, use build_vector_type_for_mode
2446 instead of the langhook, build a vector of proper signedness.
2447 (expand_vector_operations_1): Adjust.
2449 2012-05-18 Olivier Hainque <hainque@adacore.com>
2451 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2452 $(libsubdir) as libexecsubdir.
2454 2012-05-16 Andrew Pinski <apinski@cavium.com>
2456 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2459 2012-05-16 David S. Miller <davem@davemloft.net>
2461 * jump.c (delete_related_insns): If we remove a CALL, make sure
2462 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2464 2012-05-16 Richard Henderson <rth@redhat.com>
2467 * combine-stack-adj.c (prev_active_insn_bb): New.
2468 (next_active_insn_bb): New.
2469 (force_move_args_size_note): New.
2470 (combine_stack_adjustments_for_block): Use it.
2472 2012-05-16 Olivier Hainque <hainque@adacore.com>
2474 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2475 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2476 Add comments and improve stamp preservation across the whole sequence.
2477 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2479 2012-05-16 Richard Guenther <rguenther@suse.de>
2481 PR tree-optimization/53364
2482 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2483 detect a view-conversion of the decl.
2485 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2488 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2489 that operands[2] is either immediate, or q_regs_operand.
2491 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2493 Backport r187139 from mainline.
2494 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2496 PR rtl-optimization/52804
2497 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2498 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2499 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2500 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2501 RELOAD_FOR_OUTADDR_ADDRESS.
2503 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2506 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2507 generate target register for "load" class builtins.
2510 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2513 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2514 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2515 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2516 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2517 (<sse>_movu<ssemodesuffix>): New expander.
2518 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2519 (avx_movdqu<avxmodesuffix>): New expander.
2520 (*sse2_movdqu): Rename from sse2_movdqu.
2521 (sse2_movdqu): New expander.
2523 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2525 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2526 lineno 1 the same as lineno 0 before first start file directive.
2527 (optimize_macinfo_range): Likewise.
2529 * dwarf2out.c (have_macinfo): Define.
2530 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2531 attribute, don't force empty compilation unit and don't emit any
2532 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2534 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2536 Backport from mainline
2537 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2539 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2540 ORDERED and UNORDERED conditions.
2542 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2544 * function.c (requires_stack_frame_p): If the function can throw
2545 non-call exceptions, return true if the insn can throw internally.
2547 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2549 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2550 DECL_ORIGINAL_TYPE if it is present.
2552 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2554 Backport from 2012-05-12 mainline r187342.
2557 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2558 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2559 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2560 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2561 (expand_prologue): Move initialization of cfun->machine->is_naked,
2562 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2563 (avr_set_current_function): ...this new static function.
2564 (TARGET_SET_CURRENT_FUNCTION): New define.
2565 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2566 checking attributes of current_function_decl.
2567 (avr_regs_to_save): Ditto.
2568 (signal_function_p): Rename to avr_signal_function_p.
2569 (interrupt_function_p): Rename to avr_interrupt_function_p.
2571 * doc/extend.texi (Function Attributes): Better explanation of
2572 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
2575 2012-05-09 Matthias Klose <doko@ubuntu.com>
2577 * gcc-ar.c (main): Don't check for execute bits for the plugin.
2579 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
2582 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
2583 when a constant source operand matches an "I" constraint, the "no
2584 CC0 change" applies to a register-destination only, not a
2585 strict_low_part-destination.
2587 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2589 Backport from mainline:
2590 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2592 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2594 2012-05-07 Jakub Jelinek <jakub@redhat.com>
2596 PR tree-optimization/53239
2597 * tree-vrp.c (get_value_range): Set VR of
2598 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
2601 2012-05-07 Richard Guenther <rguenther@suse.de>
2603 PR tree-optimization/53195
2604 * tree-inline.c (setup_one_parameter): Properly add referenced
2605 vars from the parameters new known value.
2607 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2609 Backport from mainline:
2610 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2613 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2616 2012-05-04 Ian Lance Taylor <iant@google.com>
2618 * tree-vect-patterns.c (vect_single_imm_use): Correct return
2619 values from false to NULL.
2621 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2623 Backport from mainline
2624 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2627 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2628 (TARGET_CMOV): Rename from TARGET_CMOVE.
2629 (TARGET_CMOVE): New define.
2630 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2631 Do not set TARGET_CMOVE here.
2633 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2635 Backport from mainline:
2637 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2639 PR tree-optimization/52633
2640 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2641 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2642 (vect_recog_over_widening_pattern): Remove handling of code that was
2643 already detected as over-widening pattern. Remove special handling
2644 of "unsigned" cases. Instead, support general case of conversion
2645 of the shift result to another type.
2647 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2649 * tree-vect-patterns.c (vect_single_imm_use): New function.
2650 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2651 (vect_recog_over_widening_pattern): Likewise.
2652 (vect_recog_widen_shift_pattern): Likewise.
2654 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2656 PR tree-optimization/52870
2657 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2658 presumed pattern statement is within the same loop or basic block.
2660 2012-05-04 Richard Guenther <rguenther@suse.de>
2662 * common.opt (flto-report): Do not mark as Optimization.
2664 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2667 * recog.c (constrain_operands): If extra constraints are present, also
2668 accept pseudo-registers with equivalent memory locations during reload.
2670 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2672 Backport from the mainline
2673 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2676 * config/rs6000/rs6000.md (bswapdi splitters): If
2677 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2678 default) is used, generate an alternate sequence that does not
2679 depend on using indexed addressing.
2681 2012-05-03 David S. Miller <davem@davemloft.net>
2684 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2685 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2686 (sparc_emit_float_lib_cmp): Likewise.
2688 2012-05-04 Martin Jambor <mjambor@suse.cz>
2690 Backport from mainline
2691 2012-05-02 Martin Jambor <mjambor@suse.cz>
2694 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2695 of a variable when the contect is a function.
2697 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2700 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2701 append program name to it and pass that as first argument
2702 to make_relative_prefix. Always pass standard_libexec_prefix
2703 as last argument to make_relative_prefix. If
2704 make_relative_prefix returns NULL, fall back to
2705 standard_libexec_prefix.
2708 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2712 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2713 mode, return that mode.
2715 2012-05-03 Richard Guenther <rguenther@suse.de>
2717 PR tree-optimization/53144
2718 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2720 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2721 with SSA name values.
2722 (vn_reference_lookup_3): Adjust callers.
2724 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2726 PR tree-optimization/53163
2727 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2728 return value from compute_all_dependences.
2730 PR rtl-optimization/53160
2731 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2732 has been modified by ree pass already.
2734 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
2736 Backport from mainline
2737 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2740 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2741 calls to cgraph_node_name in xstrdup.
2742 (ipa_make_edge_direct_to_target): Ditto.
2743 * tree-sra.c (convert_callers_for_node): Ditto.
2744 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2745 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2746 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2747 (cgraph_materialize_all_clones): Ditto.
2748 * ipa-inline.c (report_inline_failed_reason): Ditto.
2749 (want_early_inline_function_p): Ditto.
2750 (edge_badness): Ditto.
2751 (update_edge_key): Ditto.
2752 (flatten_function): Ditto.
2753 (ipa_inline): Ditto.
2754 (inline_always_inline_functions): Ditto.
2755 (early_inline_small_functions): Ditto.
2757 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
2759 Backport from mainline
2760 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
2762 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
2763 Introduce emul_name to select the right linker emulation for
2764 powerpc64-*-freebsd*.
2765 * configure: Regenerate.
2766 * config.gcc: Add bits to support powerpc64-*-freebsd*.
2767 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
2768 * config/rs6000/freebsd64.h: New file.
2769 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
2771 (rs6000_savres_strategy): Likewise.
2772 (rs6000_savres_routine_name): Likewise.
2773 (rs6000_elf_file_end): Likewise.
2774 * config/rs6000/t-freebsd64: New file.
2775 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
2776 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
2778 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2780 Backport from mainline
2781 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2784 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2786 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2788 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2789 predicate to discriminate types.
2791 2012-04-27 Richard Guenther <rguenther@suse.de>
2794 * convert.c (convert_to_integer): Avoid infinite recursion for
2795 target-defined built-in types.
2797 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2800 * config/cris/cris.md ("*andhi_lowpart_v32")
2801 ("*andqi_lowpart_v32"): Change first input-only operand from
2802 a (match_operand ...) to (match_dup 0). Drop alternatives with
2803 const_int-matching constraints for redundancy.
2804 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2805 three-operand alternative.
2807 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
2809 Backport from mainline
2810 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2812 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2813 (*addsi_2_zext): Ditto.
2814 (*add<mode>_3): Ditto.
2815 (*addsi_3_zext): Ditto.
2816 (*add<mode>_5): Ditto.
2818 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2821 * c-typeck.c (set_nonincremental_init,
2822 set_nonincremental_init_from_string): Pass true instead of false
2823 as IMPLICIT to add_pending_init.
2825 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2827 Backport from 2012-04-24 mainline r186768.
2830 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2832 2012-04-24 Richard Guenther <rguenther@suse.de>
2834 PR tree-optimization/53085
2835 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2838 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2841 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
2843 (output_addressed_constants): Likewise.
2846 * varasm.c (get_section): Don't ICE for section conflicts with
2847 built-in section kinds.
2849 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
2851 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2853 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2855 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2857 2012-04-23 Richard Guenther <rguenther@suse.de>
2860 * c-typeck.c (build_binary_op): Fix typo.
2862 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2864 PR tree-optimizations/52891
2865 * tree-vect-patterns.c (adjust_bool_pattern): Use
2866 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2867 but with non-standard precision.
2869 2012-04-22 Ian Lance Taylor <iant@google.com>
2871 * godump.c (go_output_typedef): Dump size of structs.
2873 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
2875 Backport from mainline:
2877 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2878 hints for 'A' operand types.
2880 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2882 Backport from 2012-04-19 mainline r186588.
2885 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2886 the case *(X+const).
2888 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2890 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2892 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2895 * config/i386/sync.md (atomic_<code><mode>): Rename to
2896 atomic_<logic><mode>.
2898 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
2900 Backport from mainline
2901 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2904 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2905 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2906 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
2907 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2908 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2909 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2910 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2911 gen_avx2_permvarv8sf.
2913 2012-04-16 Martin Jambor <mjambor@suse.cz>
2915 Backported from mainline
2917 2012-04-13 Martin Jambor <mjambor@suse.cz>
2920 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2921 fold_ctor_reference returns a zero constant.
2923 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2925 Backported from mainline
2926 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2928 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2929 and __ILP32__ for x32.
2931 2012-04-13 Tom de Vries <tom@codesourcery.com>
2933 Backport from mainline r186418.
2935 2012-04-13 Tom de Vries <tom@codesourcery.com>
2937 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2938 parameters vuse and vuse_escaped.
2939 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2940 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2943 2012-04-13 Richard Guenther <rguenther@suse.de>
2945 PR tree-optimization/52969
2946 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2947 the condition for the COND_EXPR and handle predicate negation
2948 by swapping the COND_EXPR arms.
2950 2012-04-13 Richard Guenther <rguenther@suse.de>
2953 * convert.c (convert_to_pointer): Remove special-casing of
2956 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2958 Backport from mainline
2959 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2962 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2963 the list of options to enable the FCFID instruction.
2964 (TARGET_EXTRA_BUILTINS): Adjust comment.
2966 2012-04-12 Richard Guenther <rguenther@suse.de>
2968 PR tree-optimization/52943
2969 * tree-chrec.h (chrec_is_positive): Remove.
2970 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2971 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2972 Return false for a constant zero instead of negative.
2973 (analyze_siv_subscript_cst_affine): Handle zero difference
2974 in the initial condition explicitely.
2976 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2979 * varasm.c (process_pending_assemble_externals): Set
2980 pending_assemble_externals_processed true.
2981 (assemble_external): Call assemble_external_real if the pending
2982 assemble externals have been processed.
2984 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2987 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2988 the DECL generated for the special GOT helper.
2990 2012-04-06 Walter Lee <walt@tilera.com>
2992 Backport from mainline
2993 2012-03-07 Walter Lee <walt@tilera.com>
2995 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2996 REG_CFA_* notes for the stack pointer.
2997 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2998 EH_RETURN_STACKADJ_RTX.
2999 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3000 generate REG_CFA_* notes for the stack pointer.
3001 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3002 by EH_RETURN_STACKADJ_RTX.
3004 2012-04-06 Matt Turner <mattst88@gmail.com>
3006 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3008 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3010 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3011 of the destination isn't also a FP_REGS register.
3013 2012-04-03 Richard Guenther <rguenther@suse.de>
3015 Backport from mainline
3016 2012-03-02 Richard Guenther <rguenther@suse.de>
3018 PR tree-optimization/52406
3019 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3020 (struct indices): Add unconstrained_base member.
3021 (struct dr_alias): Remove unused vops member.
3022 (DR_UNCONSTRAINED_BASE): New define.
3023 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3024 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3025 be an artificial access that covers the whole indexed object,
3026 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3027 plain decl base-objects to their MEM_REF variant.
3028 (dr_may_alias_p): When the base-object of either data reference
3029 has unknown size use only points-to information.
3030 (compute_affine_dependence): Make dumps easier to read and
3032 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3033 DR_REF when looking for packed references.
3034 (vect_supportable_dr_alignment): Likewise.
3036 2012-04-03 Richard Guenther <rguenther@suse.de>
3038 Backport from mainline
3039 2012-03-15 Richard Guenther <rguenther@suse.de>
3042 * tree-data-ref.c (subscript_dependence_tester_1): Check
3043 all dimensions for non-conflicting access functions.
3045 2012-04-03 Richard Guenther <rguenther@suse.de>
3047 Backport from mainline
3048 2012-03-06 Richard Guenther <rguenther@suse.de>
3051 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3053 2012-03-23 Richard Guenther <rguenther@suse.de>
3055 PR tree-optimization/52678
3056 * tree-vectorizer.h (struct _stmt_vec_info): Add
3057 loop_phi_evolution_part member.
3058 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3059 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3060 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3061 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3062 Use the cached evolution part and the PHI nodes value from
3063 the loop preheader edge instead of re-analyzing the evolution.
3065 2012-03-26 Richard Guenther <rguenther@suse.de>
3067 PR tree-optimization/52701
3068 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3069 compute and set the evolution part of PHI nodes.
3071 2012-03-30 Richard Guenther <rguenther@suse.de>
3073 PR tree-optimization/52754
3074 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3075 propagate arbitrary addresses into really plain dereferences.
3077 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3079 PR tree-optimization/52835
3080 * tree-data-ref.c (build_rdg): Return NULL if
3081 compute_data_dependences_for_loop failed.
3083 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3085 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3086 (stmt_can_make_abnormal_goto): Use it.
3087 (is_ctrl_altering_stmt): Likewise.
3089 2012-03-31 Martin Jambor <mjambor@suse.cz>
3091 Backported from mainline
3092 2012-03-30 Martin Jambor <mjambor@suse.cz>
3094 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3095 is a builtin_stack_save in a dominating BB.
3097 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3099 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3100 crossing 128bit lane boundary.
3102 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3104 Backported from mainline
3105 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3108 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3110 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3111 * config/i386/i386.c: Include reload.h.
3112 (ix86_legitimize_reload_address): New function.
3114 2012-03-28 Martin Jambor <mjambor@suse.cz>
3116 Backported from mainline
3117 2012-03-27 Martin Jambor <mjambor@suse.cz>
3120 * tree-sra.c (sra_modify_assign): Do not call
3121 load_assign_lhs_subreplacements when working with an unscalarizable
3124 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3127 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3128 __builtin_va_start to __builtin_next_arg if the latter is
3129 builtin_decl_explicit_p rather than when it is not.
3132 * tree-vect-generic.c (vector_element): Perform multiplication
3133 for pos in bitsizetype type instead of idx type.
3135 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3137 Backport from 2012-03-28 mainline r185910.
3140 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3141 (avr_builtin_decl): New static function.
3142 (struct avr_builtin_description, avr_bdesc): Move up.
3143 Add GTY marker. Add field fndecl. Remove redundant field id.
3144 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3145 (avr_expand_builtin): Code cleanup because .id is removed.
3147 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3150 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3153 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3155 Backport from 2012-03-28 mainline r185907.
3158 * config.gcc (tm_file): Remove avr/multilib.h.
3160 * doc/invoke.texi (AVR Options): Adjust
3161 documentation of -mtiny-stack.
3163 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3164 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3165 * config/avr/t-avr: Remove generation of multilib.h.
3166 * config/avr/t-multilib: Regenerate.
3167 * config/avr/multilib.h: Remove.
3168 * config/avr/avr.opt (-msp8): New option.
3169 (avr_sp8): New variable.
3170 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3171 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3172 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3173 (avr_device_to_sp8): New prototype.
3174 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3175 (DRIVER_SELF_SPECS): New define.
3176 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3177 __AVR_SP8__, __AVR_HAVE_SPH__.
3178 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3179 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3180 (avr_file_start): Ditto.
3182 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3185 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3186 instead of 8 in adjust_address.
3188 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3190 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3191 of a unit before computing the offset in units.
3193 2012-03-27 Richard Guenther <rguenther@suse.de>
3196 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3199 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3202 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3204 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3207 * varasm.c: Include pointer-set.h.
3208 (pending_assemble_externals_set): New pointer set.
3209 (process_pending_assemble_externals): Destroy the pointer set.
3210 (assemble_external): See if decl is in pending_assemble_externals_set,
3211 and add it to pending_assemble_externals if necessary.
3212 (init_varasm_once): Allocate pending_assemble_externals_set.
3214 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3216 Backported from mainline
3217 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3220 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3221 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3222 (vector_ltgt<mode>): Likewise.
3223 (vector_ordered<mode>): Likewise.
3224 (vector_unordered<mode>): Likewise.
3225 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3227 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3229 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3232 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3234 Backported from mainline
3235 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3239 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3240 GENERAL_REGS and FP_REGS for SImode.
3242 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3245 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3246 on any new_local_var_chain vars declared during recursing on
3247 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3249 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3251 Backport from 2012-03-22 mainline r185692.
3254 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3255 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3256 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3257 (delay_cycles_1, delay_cycles_2): Ditto.
3258 (delay_cycles_3, delay_cycles_4): Ditto.
3259 (nopv, *nopv): Ditto.
3260 (sleep, *sleep): Ditto.
3263 Backport from 2012-03-21 mainline r185605.
3265 PR rtl-optimization/52543
3267 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3268 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3269 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3270 (avr_load_libgcc_p): Restrict to __flash loads.
3271 (avr_out_lpm): Only handle 1-byte loads from __flash.
3272 (avr_load_lpm): New function.
3273 (avr_find_unused_d_reg): Remove.
3274 (avr_out_lpm_no_lpmx): Remove.
3275 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3276 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3277 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3278 (load_<mode>, load_<mode>_clobber): New insns.
3279 (mov<mode>): For multi-byte move from non-generic
3280 16-bit address spaces: Expand to load_<mode> resp.
3281 load_<mode>_clobber.
3282 (load<mode>_libgcc): Remove expander.
3283 (split-lpmx): Remove split.
3285 Backport from 2012-03-13 mainline r185329.
3288 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3289 offset (size) to a value the insns can deal with.
3290 (expand_epilogue): Ditto.
3292 Backport from 2012-03-12 mainline r185256.
3295 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3296 type from reg_class_t to enum reg_class.
3297 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3299 Backport from 2012-03-12 mainline r185253.
3302 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3303 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3304 r184615 from 2012-02-28.
3306 Backport from 2012-03-08 mainline r185105.
3308 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3309 for constants in [-63,63].
3311 Backport from 2012-03-08 mainline r185100.
3314 * config/avr/avr.c (avr_mem_clobber): New static function.
3315 (avr_expand_delay_cycles): Add memory clobber operand to
3316 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3317 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3318 (enable_interrupt, disable_interrupt): New expander.
3319 (nopv, sleep, wdr): New expanders.
3320 (delay_cycles_1): Add memory clobber.
3321 (delay_cycles_2): Add memory clobber.
3322 (delay_cycles_3): Add memory clobber.
3323 (delay_cycles_4): Add memory clobber.
3324 (cli_sei): New insn from former "enable_interrupt",
3325 "disable_interrupt" with memory clobber.
3326 (*wdt): New insn from former "wdt" with memory clobber.
3327 (*nopv): Similar, but for "nopv".
3328 (*sleep): Similar, but for "sleep".
3330 Backport from 2012-03-07 mainline r185043.
3333 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3335 Backport from 2012-03-07 mainline r185032.
3338 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3339 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3340 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3342 Backport from 2012-03-07 mainline r185031.
3345 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3347 * config/avr/avr.md (xload_8): Adjust insn length.
3349 Backport from 2012-03-07 mainline r185030.
3352 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3353 if RAMPZ affects reading from RAM.
3355 Backport from 2012-03-05 mainline r184919.
3357 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3359 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3361 Backport from mainline r185259.
3364 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3365 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3367 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3369 Backported from mainline
3370 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3373 * c-parser.c (c_parser_postfix_expression)
3374 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3376 * config/i386/smmintrin.h: Avoid /* within a comment.
3377 * config/i386/nmmintrin.h: Likewise.
3379 2012-03-22 Richard Guenther <rguenther@suse.de>
3381 * BASE-VER: Set to 4.7.1.
3382 * DEV-PHASE: Set to prerelease.
3384 2012-03-22 Release Manager
3386 * GCC 4.7.0 released.
3388 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3390 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3392 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3393 Andrew Pinski <apinski@cavium.com>
3396 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3397 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3398 calls instead of __builtin_ir{int,ound}*.
3400 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3403 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3406 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3408 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3409 Refer to GCC 4.7 version of c99status.html.
3411 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3413 Backport from mainline
3414 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3416 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3417 redefine to be NULL if the current bit-size is different from the
3418 configured bit-size.
3420 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3421 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3422 set the default tuning. Add asserts to make sure the cpu and tune
3423 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3424 test whether the index is set, instead of > 0.
3425 (rs6000_file_start): Do not reset the default cpu if the current
3426 bit-size is different from the configured bit-size.
3428 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3430 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3432 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3433 Update binutils references.
3434 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3435 Update binutils reference.
3436 Update Sun as/GNU ld caveat.
3437 Document binutils largefile requirement for LTO plugin.
3438 Remove reference to alternate libpthread.
3440 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3442 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3444 (Specific, mips-sgi-irix6): Likewise.
3446 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3448 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3449 * configure: Regenerate.
3451 2012-03-07 Richard Henderson <rth@redhat.com>
3453 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3454 * config/m68k/sync.md (atomic_test_and_set): Use it.
3455 (atomic_test_and_set_1): Likewise.
3457 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3460 * Makefile.in: Let install-gcc-ar depend on installdirs,
3461 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3462 Don't double canonicalize if cross-compiling.
3464 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3466 * trans-mem.c: New typedef for tm_region_p.
3467 Define vector types for tm_region_p.
3468 (tm_region_init): Replace region_worklist to a vector called
3471 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3474 * trans-mem.c (tm_region_init): Use last_basic_block.
3476 2012-03-05 Richard Henderson <rth@redhat.com>
3479 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3480 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3481 BIGGEST_ALIGNMENT is aligned.
3483 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3485 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3487 2012-03-05 Richard Henderson <rth@redhat.com>
3490 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3491 instead of calling negqi2 directly.
3493 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3495 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3496 (INTMAX_TYPE): Use it.
3497 (UINTMAX_TYPE): Likewise.
3498 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3499 (irix6_c_common_override_options): Declare.
3500 (C_COMMON_OVERRIDE_OPTIONS): Define.
3501 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3502 * config/mips/irix6-c.c: New file.
3503 * config/mips/t-irix6 (irix6-c.o): New target.
3504 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3507 2012-03-02 Richard Henderson <rth@redhat.com>
3509 * optabs.c (expand_atomic_test_and_set): Honor
3510 atomic_test_and_set_trueval even when atomic_test_and_set
3511 optab is not in use.
3513 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3515 Backport from mainline
3516 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3518 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3520 2012-03-02 Richard Guenther <rguenther@suse.de>
3522 * DEV-PHASE: Set to prerelease.
3524 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3526 * config.gcc (obsolete): Add all ARM targets using the FPA.
3527 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3528 * doc/install.texi: Avoid references to obsolete ARM ports.
3530 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3532 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3534 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3535 Joern Rennecke <joern.rennecke@embecosm.com>
3537 * doc/extend.texi: Expand and update information on interrupt
3538 attribute for Epiphany.
3540 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3542 * config/sh/sh-protos.h: Update copyright notice dates.
3543 * config/sh/sh.h: Likewise.
3544 * config/sh/sh.md: Likewise.
3545 * config/sh/constraints.md: Likewise.
3546 * config/sh/predicates.md: Likewise.
3548 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3550 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3551 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3553 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3555 * config/sh/constraints.md: Fix comment typo.
3557 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3560 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3561 unsigned HOST_WIDE_INT.
3562 (zvdep_imm64): Likewise.
3563 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3564 (vdepi_and): Likewise.
3565 Likewise for unamed 64-bit patterns.
3566 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3568 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3571 PR rtl-optimization/52417
3572 * cselib.c (cselib_any_perm_equivs): New variable.
3573 (cselib_reset_table): Check that it's not set when not
3574 preserving constants.
3575 (cselib_add_permanent_equiv): Set it.
3576 (cselib_have_permanent_equivalences): New.
3577 (cselib_init, cselib_finish): Reset it.
3578 * cselib.h (cselib_have_permanent_equivalences): Declare.
3579 * alias.c (get_addr): Restore earlier behavior when there
3580 aren't permanent equivalences.
3582 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3584 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3585 * config/v850/v850-modes.def: Fix copyright notice.
3587 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3589 * doc/extend.texi (AVR Built-in Functions): Document
3590 __builtin_avr_flash_segment.
3592 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3593 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3594 (*split.flash_segment): New insn-and-split.
3595 * config/avr/avr.c (avr_init_builtins): Add local variables:
3596 const_memx_void_node, const_memx_ptr_type_node,
3597 char_ftype_const_memx_ptr.
3599 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3601 PR tree-optimization/52445
3602 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3603 add ssa_name_ver, offset and size fields and change store field
3605 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3606 (add_or_mark_expr): Likewise. Only consider previous stores
3607 with the same size and offset.
3608 (nt_init_block): Only look at gimple_assign_single_p stmts,
3609 doesn't look at rhs2.
3611 2012-03-01 Richard Guenther <rguenther@suse.de>
3614 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3615 conversions from integral types to pointer types.
3617 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3619 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3620 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3621 unintentionally removed in r184616.
3623 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3625 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3628 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3629 Uros Bizjak <ubizjak@gmail.com>
3632 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3633 alternatives, add "e" constraint to the new last alternative
3634 and ! to last 3 alternatives.
3636 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3638 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3639 DW_AT_artificial attributes at the end of the processing.
3640 (gen_array_type_die): Likewise.
3641 (gen_enumeration_type_die): Likewise.
3642 (gen_struct_or_union_type_die): Likewise.
3643 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3646 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3649 * expr.c (expand_assignment): If doing misaligned store that doesn't
3650 cover all mode bits, perform a RMW cycle.
3652 PR tree-optimization/52429
3653 * tree-parloops.c (separate_decls_in_region_debug): Return early
3654 if var is LABEL_DECL.
3656 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3658 PR tree-optimization/52424
3659 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3660 calling dom_thread_across_edge.
3662 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3664 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3666 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3668 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3669 * config/avr/avr.c (avr_output_bld): Remove unused function.
3670 (avr_out_sbxx_branch): Use "%T" to print bit position.
3672 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3674 * config/avr/avr.md: Untabify.
3676 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3678 * config/avr/avr.md (eqne): New code iterator.
3679 (*dec-and-branchsi): Use it in text peephole's condition.
3680 (*dec-and-branchhi): Ditto.
3681 (*dec-and-branchqi): Ditto.
3683 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3686 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3687 the device does not have the skip-bug.
3689 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3691 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3692 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3693 -mpretend-cmove): New.
3695 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3698 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3699 doesn't count DEBUG_INSN refs.
3700 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3701 for DEBUG_INSN refs.
3703 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3707 2012-02-20 Richard Guenther <rguenther@suse.de>
3708 PR tree-optimization/52298
3709 * tree-vect-stmts.c (vectorizable_load): Properly use
3710 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3713 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3716 * gimple.h (gimple_in_transaction): New.
3717 (gimple_set_in_transaction): New.
3718 (struct gimple_statement_base): Add in_transaction field.
3719 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3721 (tree_ssa_lim_initialize): Compute transaction bits.
3722 * tree.h (compute_transaction_bits): Protoize.
3723 * trans-mem.c (tm_region_init): Use the heap to store BB
3725 (compute_transaction_bits): New.
3727 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3729 * gcc.c (display_help): Document --help=common and sort entries
3732 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3734 * doc/install.texi: Document check-$LANG specific shortcuts
3736 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3739 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3741 * config/arm/arm_neon.h: Regenerate.
3742 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3743 (neon_vcgeu): New insn.
3744 (neon_vcgtu): Likewise.
3745 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3746 (ops): Unsigned comparison intrinsics call a different
3749 2012-02-28 Richard Guenther <rguenther@suse.de>
3752 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3753 ordering for the VEC_CONCAT for two element vectors for
3754 V2SFmode, V2SImode and V2DImode.
3756 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3759 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3760 detecting big-endian triplets.
3762 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3764 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3765 mode if there is no type information available.
3767 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3769 PR tree-optimization/53207
3770 * doc/invoke.texi: Document as experimental and relying on graphite.
3772 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3774 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3775 of initializer to changes from r184614.
3777 2012-02-28 Richard Guenther <rguenther@suse.de>
3779 PR tree-optimization/52395
3780 * tree-sra.c (build_ref_for_offset): Also look at the base
3781 TYPE_ALIGN when figuring out the alignment of the replacement.
3783 2012-02-28 Richard Guenther <rguenther@suse.de>
3785 PR tree-optimization/52402
3786 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3787 mis-aligned types when creating the accesses at the call site.
3789 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3791 * config/avr/builtins.def: New file.
3792 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3793 * config/avr/avr.c (enum avr_builtin_id): Use it.
3794 (avr_init_builtins): Use it. And use avr_bdesc.
3795 (bdesc_1arg): Remove.
3796 (bdesc_2arg): Remove.
3797 (bdesc_3arg): Remove.
3798 (struct avr_builtin_description): Add field n_args.
3799 (avr_bdesc): New static variable using builtins.def.
3800 (avr_expand_builtin): Use it.
3801 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3802 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3803 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3805 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3808 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3809 match only one single hard register with respective hard reg rtx.
3810 (movmemx_<mode>): Ditto.
3811 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3812 insn anatomy of movmem[x]_<mode>.
3813 (avr_out_movmem): Same for printing assembler and operand usage.
3815 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3819 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3820 address spaces located outside of device flash.
3822 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3823 (mcu_type_s): Add field n_flash.
3824 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3825 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3826 (AVR_MCU): Add N_FLASH argument.
3827 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3828 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3829 macro __FLASH<n> if that address space makes sense for the device.
3830 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3831 outside of target flash.
3832 (avr_asm_named_section): Ditto.
3833 (avr_asm_select_section): Ditto.
3834 (avr_addr_space_convert): Ditto.
3835 (avr_emit_movmemhi): Ditto.
3836 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3837 address space is outside of device flash.
3838 (avr_insert_attributes): Ditto.
3839 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3840 avr_current_arch->n_segments.
3842 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3845 * config/i386/i386.md (*movabs<mode>_1): Enable only for
3847 (*movabs<mode>_2): Likewise.
3849 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3852 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3853 s_register_operand in the test instead of REG_P. Don't call
3854 gen_reg_rtx if it won't be used.
3856 PR tree-optimization/52376
3857 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3859 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3861 * ifcvt.c (noce_get_condition): Check condition variable is not
3862 small_register_classes_for_mode_p before accepting.
3864 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3866 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3868 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3871 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3872 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3874 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3876 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3878 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3880 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3882 * config/sh/predicates.md: Remove blank lines.
3883 * config/sh/sh.c: Fix typos in comments.
3884 * config/sh/constraints.md: Likewise.
3885 * config/sh/sh.md: Remove blank lines.
3886 Fix typos in comments. Use ;; as comment characters.
3888 2012-02-26 Walter Lee <walt@tilera.com>
3890 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3891 (replace_mov_pcrel_step2): Ditto.
3893 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3896 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3897 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3898 and locs that reference values newer than the non-canonical value
3899 at hand. Return the canonical value as a worst case.
3900 (memrefs_conflict_p): Walk canonical value's locs.
3903 * cselib.c (preserve_only_constants): Rename to...
3904 (preserve_constants_and_equivs): ... this. Split out...
3905 (invariant_or_equiv_p): ... this. Preserve plus expressions
3906 of other preserved expressions too.
3907 (cselib_reset_table): Adjust.
3908 * var-tracking.c (reverse_op): Use canonical value to build
3911 2012-02-23 Kai Tietz <ktietz@redhat.com>
3913 * config/i386/i386.c (ix86_delegitimize_address): Handle
3914 UNSPEC_PCREL plus displacement.
3916 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3919 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3920 to test for unusedness in st X addressing.
3922 2012-02-24 Richard Guenther <rguenther@suse.de>
3925 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3926 (is_gimple_reg_type): Move inline ...
3927 * gimple.h (is_gimple_reg_type): ... here.
3929 2012-02-24 Richard Guenther <rguenther@suse.de>
3932 * passes.c (execute_function_todo): When verifying SSA form
3933 verify gimple form first.
3934 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3936 2012-02-24 Richard Guenther <rguenther@suse.de>
3939 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3940 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3942 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3944 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3946 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3948 * tree-phinodes.c (make_phi_node): Mark static.
3949 * tree-flow.h (make_phi_node): Remove extern decl.
3950 * doc/gimple.texi (make_phi_node): Remove documentation.
3952 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3954 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3955 * tree-ssa-sccvn.c (print_scc): Ditto.
3957 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3959 * doc/passes.texi (Full redundancy elimination): Fix typo.
3961 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3963 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3965 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3968 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3970 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3973 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3975 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3977 * config/avr/avr.md (code_stdname): Add ior, xor.
3978 (xior): New code iterator.
3979 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3980 (*<code_stdname><mode>qi.byte1-3): Ditto.
3982 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3984 PR tree-optimization/52019
3985 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3988 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3990 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3991 HAVE_INITFINI_ARRAY to work around namespace pollution in
3992 certain versions of newlib system headers.
3993 * config.in: Regenerate.
3994 * configure: Regenerate.
3995 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3996 instead of HAVE_INITFINI_ARRAY.
3998 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4001 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4002 is not offsettable memory reference.
4004 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4007 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4008 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4010 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4012 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4013 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4015 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4017 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4018 library on Solaris 8 even without TLS support.
4019 * configure: Regenerate.
4021 2012-02-22 Richard Guenther <rguenther@suse.de>
4024 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4025 for GIMPLE_DEBUG stmts.
4027 2012-02-22 Martin Jambor <mjambor@suse.cz>
4030 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4031 according to the base object.
4033 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4035 PR rtl-optimization/50063
4036 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4037 and 2 (8-bit SP) in operand 2.
4038 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4039 setup to use movhi_sp_r instead of vanilla move to write SP.
4040 Adjust REG_CFA notes to superseed unspec.
4041 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4043 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4044 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4045 irq_state 1 (IRQ known to be on) here.
4047 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4049 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4051 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4052 assign_hard_reg): Likewise.
4054 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4056 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4058 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4061 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4062 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4064 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4066 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4067 prototype from here to...
4068 * config/avr/avr.h: ...here.
4070 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4073 * thumb2.md (thumb2_shiftsi3_short): Split register and
4074 immediate shifts. For register shifts tie operands 0 and 1.
4075 (peephole2 for above): Check that register-controlled shifts
4076 have suitably tied operands.
4078 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4081 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4082 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4083 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4084 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4085 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4086 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4087 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4088 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4089 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4090 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4091 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4092 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4093 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4094 bdver1_ssevector_avx256_unaligned_load,
4095 bdver1_ssevector_sse128_unaligned_load,
4096 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4097 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4098 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4099 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4100 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4101 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4102 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4103 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4104 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4105 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4106 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4107 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4108 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4109 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4110 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4111 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4112 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4113 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4114 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4115 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4116 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4117 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4118 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4119 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4120 bdver1_ssediv_double_load, bdver1_ssediv_double,
4121 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4122 Add "bdver2" attribute.
4124 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4126 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4127 default if possible and not specified otherwise.
4129 2012-02-21 Richard Guenther <rguenther@suse.de>
4132 * gimplify.c (create_tmp_from_val): Use the main variant type
4133 for the type of the temporary we create.
4135 2012-02-21 Richard Guenther <rguenther@suse.de>
4137 PR tree-optimization/52324
4138 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4139 do not gimplify a MEM_REF address operand if it is already
4142 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4144 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4145 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4147 2012-02-21 Richard Guenther <rguenther@suse.de>
4149 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4150 nested_in_vect_loop.
4152 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4154 PR tree-optimization/52318
4155 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4156 vdef also to non-pure/const call stmts in the sequence.
4158 2012-02-20 David S. Miller <davem@davemloft.net>
4160 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4161 don't use the "rd %pc" instruction on v9 for PIC register loads.
4163 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4166 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4167 in a transaction safe function.
4169 2012-02-20 Kai Tietz <ktietz@redhat.com>
4172 * stor-layout.c (place_field): Handle desired_align for
4175 2012-02-20 Richard Guenther <rguenther@suse.de>
4177 PR tree-optimization/52298
4178 * tree-vect-stmts.c (vectorizable_store): Properly use
4179 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4181 (vectorizable_load): Likewise.
4182 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4183 Access DR_STEP after ensuring it is not NULL.
4185 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4187 PR tree-optimization/52286
4188 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4189 optimization use double_int_to_tree instead of build_int_cst_wide,
4190 rewrite to use double_int vars.
4192 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4195 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4197 Remove -e 0 from $gcc_cv_ld invocation.
4198 Only use __GLIBC_PREREQ if defined.
4199 Enable on Solaris since Solaris 8 patch.
4200 (gcc_SUN_LD_VERSION): New macro.
4201 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4202 gcc_SUN_LD_VERSION for version number format.
4203 * configure: Regenerate.
4204 * varasm.c (get_elf_initfini_array_priority_section): Set
4205 SECTION_NOTYPE for non-default priority.
4206 Use get_section instead of get_unnamed_section to emit
4207 .init_array/.fini_array with default priority.
4209 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4211 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4212 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4213 (mips_start_unique_function, mips_output_mips16_rdhwr)
4214 (mips_code_end): New functions.
4215 (TARGET_ASM_CODE_END): Define.
4217 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4219 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4220 to stubs with non-sibling calls.
4222 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4224 * doc/invoke.texi (-fira-* options): Copy-edit.
4225 (ira-* parameters): Copy-edit.
4227 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4229 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4230 GCC coding conventions.
4232 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4234 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4235 when used as adjectives.
4237 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4239 * doc/invoke.texi: Clean up "that"/"which" confusion.
4241 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4243 * system.h: Poison SMALL_REGISTER_CLASSES
4244 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4245 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4247 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4249 PR tree-optimization/52285
4250 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4251 when deciding if a call is a tail call or tail recursion.
4253 2012-02-16 Kai Tietz <ktietz@redhat.com>
4255 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4256 interger-constant displacement for UNSPEC_PCREL.
4258 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4260 PR rtl-optimization/52208
4261 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4262 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4264 PR tree-optimization/52255
4265 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4266 loop->header has virtual PHI, but exit_e->dest doesn't, add
4267 virtual PHI to exit_e->dest and adjust all uses after the loop.
4270 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4271 children with clone_tree_hash, not after it.
4273 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4275 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4276 extended identifiers.
4278 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4281 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4282 a same_body_alias, also test whether e->callee isn't a former
4283 or current clone of the decl this is a same body alias of.
4285 PR translation/52264
4286 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4288 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4290 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4292 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4295 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4296 force_reg instead of copy_to_reg for better optimization. Force
4297 non-register or memory operands into a register.
4299 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4301 * extend.texi: Reserve upper bits of memory model for future use.
4303 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4304 Anatoly Sokolov <aesok@post.ru>
4305 Eric Weddington <eric.weddington@atmel.com>
4308 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4309 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4310 Rewrite initializers for .macro.
4311 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4312 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4313 atxmega32d4, atxmega32x1.
4314 avrxmega4: atxmega64a3, atxmega64d3.
4315 avrxmega5: atxmega64a1, atxmega64a1u.
4316 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4317 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4318 avrxmega7: atxmega128a1, atxmega128a1u.
4319 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4320 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4321 (struct base_arch_s): Rename reserved to xmega_p.
4322 Rename reserved2 to have_rampd.
4323 (AVR_XMEGA): New define.
4324 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4325 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4326 * config/avr/predicates.md (io_address_operand): Take into
4328 (low_io_address_operand): Ditto.
4329 (high_io_address_operand): Ditto.
4330 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4331 (enabled, movhi_sp_r): Use them.
4332 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4333 cpp_define_formatted to built-in define __AVR_ARCH__.
4334 (__AVR_XMEGA__): New built-in define.
4335 (__AVR_HAVE_RAMPD__): New built-in define.
4336 (__AVR_HAVE_RAMPX__): New built-in define.
4337 (__AVR_HAVE_RAMPY__): New built-in define.
4338 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4340 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4341 (avr_option_override): Initialize them.
4342 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4343 (avr_init_expanders): Initialize them. No more block several calls.
4344 (emit_push_sfr): New static function.
4345 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4347 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4348 (avr_print_operand): Print addreeses as symbols for
4349 RAMPX, RAMPY, RAMPD, CCP.
4350 (output_movhi): Handle AVR_XMEGA when writing to SP.
4351 (avr_out_movhi_mr_r_xmega): New static function.
4352 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4353 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4354 __RAMPD__, __CCP__ as needed.
4356 * config/avr/multilib.h: Regenerate.
4357 * config/avr/t-multilib: Regenerate.
4358 * config/avr/avr-tables.opt: Regenerate.
4360 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4362 PR tree-optimization/50561
4363 * graphite-flattening.c (lst_project_loop): Do not
4364 remove old scattering dimensions after flattening.
4365 (lst_do_flatten): Likewise.
4367 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4369 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4370 __builtin_avr_map8, __builtin_avr_map16.
4371 Document __builtin_avr_insert_bits.
4373 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4374 (insert_bits): New insn.
4375 (adjust_len.map_bits): Rename to insert_bits.
4376 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4377 * avr-protos.h (avr_out_map_bits): Remove.
4378 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4379 * config/avr/constraints.md (Cxf,C0f): New.
4380 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4381 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4382 New built-in define __BUILTIN_AVR_INSERT_BITS.
4383 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4384 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4385 (avr_move_bits): Rewrite.
4386 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4388 (avr_map_op_t): New typedef.
4389 (avr_map_op): New static variable.
4390 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4391 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4392 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4393 (bdesc_3arg, avr_expand_triop_builtin): New.
4394 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4395 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4396 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4397 (avr_map_equal_p, avr_map_sig_p): Remove.
4398 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4399 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4400 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4401 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4402 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4403 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4405 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4407 * config/c6x/c6x.md (reserve_cycles): New attribute.
4408 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4409 don't reserve functional units after the branch occurs.
4411 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4414 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4415 functions into non-tm_pure functions.
4417 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4420 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4421 (iterative_hash_canonical_type): Likewise.
4422 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4425 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4427 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4428 sched-group insn, it either remains alone or the entire list is pruned.
4430 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4432 * doc/install.texi (Prerequisites): Fix grammar.
4433 (Configuration): Likewise.
4435 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4437 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4438 MPC as part of GCC before describing configuring with --with-gmp etc.
4439 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4440 sources are present.
4442 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4445 * dwarf2out.c (clone_tree_hash): New function.
4446 (copy_decls_walk): Use it instead of clone_tree.
4448 2012-02-14 Richard Guenther <rguenther@suse.de>
4450 PR tree-optimization/52244
4451 PR tree-optimization/51528
4452 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4453 replacements for integral types.
4455 2012-02-14 Walter Lee <walt@tilera.com>
4457 * config.gcc: Handle tilegx and tilepro.
4458 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4460 Add HAVE_AS_TLS check for tilegx and tilepro.
4461 * configure: Regenerate.
4462 * doc/contrib.texi: Add Mat Hostetter and self.
4463 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4464 Document instruction intrinsics and network accessing intrinsics.
4465 (TILEPro Built-in Functions): New node. Document instruction
4466 intrinsics and network accessing intrinsics.
4467 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4468 (Specific, tilepro-*-linux*): Likewise.
4469 * doc/invoke.texi (TILE-Gx Options): New section.
4470 (TILEPro Options): New section.
4471 * doc/md.texi (TILE-Gx): New section.
4472 (TILEPro): New section.
4473 * common/config/tilegx/tilegx-common.c: New file.
4474 * common/config/tilepro/tilepro-common.c: New file.
4475 * config/tilegx/constraints.md: New file.
4476 * config/tilegx/linux.h: New file.
4477 * config/tilegx/mul-tables.c: New file.
4478 * config/tilegx/predicates.md: New file.
4479 * config/tilegx/sync.md: New file.
4480 * config/tilegx/t-tilegx: New file.
4481 * config/tilegx/tilegx-builtins.h: New file.
4482 * config/tilegx/tilegx-c.c: New file.
4483 * config/tilegx/tilegx-generic.md: New file.
4484 * config/tilegx/tilegx-modes.def: New file.
4485 * config/tilegx/tilegx-multiply.h: New file.
4486 * config/tilegx/tilegx-protos.h: New file.
4487 * config/tilegx/tilegx.c: New file.
4488 * config/tilegx/tilegx.h: New file.
4489 * config/tilegx/tilegx.md: New file.
4490 * config/tilegx/tilegx.opt: New file.
4491 * config/tilepro/constraints.md: New file.
4492 * config/tilepro/gen-mul-tables.cc: New file.
4493 * config/tilepro/linux.h: New file.
4494 * config/tilepro/mul-tables.c: New file.
4495 * config/tilepro/predicates.md: New file.
4496 * config/tilepro/t-tilepro: New file.
4497 * config/tilepro/tilepro-builtins.h: New file.
4498 * config/tilepro/tilepro-c.c: New file.
4499 * config/tilepro/tilepro-generic.md: New file.
4500 * config/tilepro/tilepro-modes.def: New file.
4501 * config/tilepro/tilepro-multiply.h: New file.
4502 * config/tilepro/tilepro-protos.h: New file.
4503 * config/tilepro/tilepro.c: New file.
4504 * config/tilepro/tilepro.h: New file.
4505 * config/tilepro/tilepro.md: New file.
4506 * config/tilepro/tilepro.opt: New file.
4508 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4510 PR tree-optimization/52210
4511 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4512 vect_model_simple_cost with two entry vect_def_type array instead
4513 of an address of dt.
4515 2012-02-14 Richard Guenther <rguenther@suse.de>
4518 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4519 Do not stream DECL_QUALIFIER.
4520 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4521 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4522 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4524 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4527 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4530 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4533 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4534 * cselib.c (cselib_subst_to_values_from_insn): New function.
4535 * sched-deps.c (add_insn_mem_dependence,
4536 sched_analyze_1, sched_analyze_2): Use it.
4538 2012-02-13 Jan Hubicka <jh@suse.cz>
4541 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4543 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4545 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4546 (GTM_SELF_SPECS): Define if not already defined.
4547 (driver_self_specs): Add GTM_SELF_SPECS.
4548 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4549 (GTM_SELF_SPECS): Define.
4550 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4551 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4553 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4555 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4558 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4561 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4562 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4564 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4567 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4569 2012-02-13 Richard Guenther <rguenther@suse.de>
4571 PR translation/52211
4572 * passes.c (enable_disable_pass): Fix typo.
4574 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4577 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4578 XOR for reduce_bit_field if type is unsigned.
4580 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4582 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4583 disallow changes from SFmode to mode with different size in FP regs.
4585 2012-02-12 Robert Millan <rmh@gnu.org>
4586 Gerald Pfeifer <gerald@pfeifer.com>
4588 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4591 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4593 PR rtl-optimization/52175
4594 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4595 to frame-related instructions.
4597 2012-02-10 Jason Merrill <jason@redhat.com>
4600 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4601 (demangle_new_symbols): Fill it.
4602 (scan_linker_output): Walk it.
4603 (start_tweaking): Split out from scan_linker_output.
4604 (maybe_tweak): Update sym->chosen.
4605 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4607 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4610 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4612 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4614 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4615 having the same mode as previous compare.
4617 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4619 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4620 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4621 (nonlocal_goto_internal): Likewise.
4622 (nonlocal_goto): Emit a use and an indirect jump directly.
4624 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4627 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4628 __atomic_{is,always}_lock_free.
4630 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4633 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4634 negative constant address for x32.
4636 2012-02-10 Richard Henderson <rth@redhat.com>
4638 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4639 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4640 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4642 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4643 Ira Rosen <irar@il.ibm.com>
4645 PR tree-optimization/50031
4646 * targhooks.c (default_builtin_vectorization_cost): Handle
4648 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4649 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4650 all types of reduction and pattern statements.
4651 (vect_estimate_min_profitable_iters): Likewise.
4652 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4653 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4654 for explicit realigns.
4655 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4656 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4658 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4659 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4660 vec_perm for VSX and handle vec_promote_demote.
4662 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4665 * builtins.c (fold_builtin_atomic_always_lock_free,
4666 expand_builtin_atomic_always_lock_free,
4667 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4668 Return and/or test boolean_true_node/boolean_false_node instead of
4669 integer_one_node/integer_zero_node.
4671 2012-02-10 Jan Hubicka <jh@suse.cz>
4674 * predict.c (predict_paths_for_bb): Prevent looping.
4675 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4677 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4679 * config/arm/arm.c (output_move_double): In one case properly
4680 count number of instructions that will be emitted.
4682 2012-02-10 Richard Guenther <rguenther@suse.de>
4684 PR translation/52193
4685 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4687 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4690 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4692 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4695 * var-tracking.c (emit_note_insn_var_location): If
4696 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4697 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4698 non-NOTE_DURING_CALL_P insn.
4700 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4703 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4705 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4708 * gcc.c (switch_matches) Support switches with separated form,
4711 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4713 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4715 (RAMPZ_ADDR): Ditto.
4716 * config/avr/avr.c (avr_addr_t): New typedef.
4717 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4718 (avr_init_expanders): Initialize it.
4719 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4721 (expand_epilogue): Ditto.
4722 (avr_print_operand): Ditto.
4723 (avr_file_start): Ditto.
4724 (avr_emit_movmemhi): Ditto.
4726 2012-02-08 Richard Guenther <rguenther@suse.de>
4728 PR tree-optimization/46886
4729 * tree-flow.h (do_while_loop_p): Declare.
4730 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4731 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4733 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4735 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4736 always succeed for integers larger than a native word.
4738 2012-02-08 Richard Guenther <rguenther@suse.de>
4740 PR rtl-optimization/52170
4741 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4742 properly handle integer vector modes.
4744 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4746 PR gcov-profile/52150
4747 * coverage.c: Include target.h.
4748 (build_var): Call targetm.strip_name_encoding on the assembler name.
4749 Change one _ into . or $ if the target allows it.
4750 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4752 PR rtl-optimization/52139
4753 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4754 is a BARRIER after emit_insn_after_noloc, move BB_END
4755 to the last non-BARRIER insn before it.
4757 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4760 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4761 (mips_gimplify_va_arg_expr): Call it instead of
4762 std_gimplify_va_arg_expr.
4764 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4766 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4767 message for -mno-pointers-to-nested-function.
4769 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4772 * expr.c (get_inner_reference): If there is an offset, add a negative
4773 bit position to it (if any).
4775 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4777 PR rtl-optimization/52060
4778 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4779 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4780 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4781 and/or i0src_copy2 when needed.
4783 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4785 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4786 or LTOPLUGINSONAME if have_c.
4788 * config/freebsd-spec.h: Add comment about what macros can be defined
4790 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4791 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4794 2012-02-07 Richard Guenther <rguenther@suse.de>
4796 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4797 newline in -alias dumps.
4799 2012-02-07 Kai Tietz <ktietz@redhat.com>
4800 Dave Korn <dave.korn.cygwin@gmail.com>
4803 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4804 Take care that typinfo gets dllexport-attribute.
4806 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4809 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4810 if modifier < EXPAND_SUM call force_operand on the result.
4812 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4814 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4815 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4817 (epiphany_function_type): Replace types for specific interrupts with
4818 EPIPHANY_FUNCTION_INTERRUPT.
4819 (EPIPHANY_INTERRUPT_P): Update.
4820 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4821 New static function.
4822 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4823 <disinterrupt>: Affects type identity.
4824 (epiphany_handle_interrupt_attribute): Handle variable number of
4826 (epiphany_compute_function_type): Update for new
4827 epiphany_function_type definition.
4828 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4829 handlers with a longcall forwarder.
4830 (epiphany_start_function): Handle multiple interrupt arguments and/or
4831 forwarder_section attribute.
4833 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4836 2012-02-07 Alan Modra <amodra@gmail.com>
4839 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4842 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4844 PR tree-optimization/50969
4845 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4846 use vec_perm rather than vector_stmt.
4847 (vect_model_load_cost): Likewise.
4848 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4849 vec_perm to be the same as other vector statements.
4850 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4851 cost of vec_perm for TARGET_VSX.
4853 2012-02-06 Richard Guenther <rguenther@suse.de>
4855 PR tree-optimization/52115
4856 * tree-sra.c (access_has_replacements_p): New function.
4857 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4859 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4862 * trans-mem.c (expand_call_tm): Add an assertion.
4863 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4866 2012-02-06 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/50955
4869 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4870 raise cost of expressions that replace an address with an
4871 expression based on a different pointer.
4873 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4876 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4877 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4879 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4882 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4883 -Weffc++ and specify guidelines come from second edition.
4885 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4887 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4888 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4889 (call_direct_split, call_value_split, call_value_internal_direct)
4890 (call_value_direct_split, call_value_multiple_split): Use jal and
4891 jal_macro attributes.
4893 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4895 * reload1.c (reload_regs_reach_end_p): Replace with...
4896 (reload_reg_rtx_reaches_end_p): ...this function.
4897 (new_spill_reg_store): Update commentary.
4898 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4899 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4900 before setting new_spill_reg_store.
4901 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4902 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4903 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4904 for non-spill reload registers.
4906 2012-02-05 Ira Rosen <irar@il.ibm.com>
4908 PR tree-optimization/52091
4909 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4910 (vect_is_simple_use_1): Likewise.
4911 * tree-vect-loop.c (vectorizable_reduction): Update calls
4912 to vect_is_simple_use_1 and vect_is_simple_use.
4913 (vectorizable_live_operation): Likewise.
4914 * tree-vect-patterns.c (widened_name_p,
4915 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4916 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4917 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4918 vectorizable_shift,vectorizable_operation, vectorizable_store,
4919 vectorizable_load): Likewise.
4920 (vect_is_simple_cond): Add an argument, pass it to
4921 vect_is_simple_use_1.
4922 (vectorizable_condition): Update calls to vect_is_simple_cond,
4924 (vect_is_simple_use): Add an argument, the statement in which
4925 OPERAND is used. Check that if OPERAND's def stmt is a double
4926 reduction phi node, the use is a phi node too.
4927 (vect_is_simple_use_1): Add an argument, pass it to
4929 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4930 to vect_is_simple_use.
4932 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4934 PR rtl-optimization/52095
4935 * modulo-sched.c (dump_insn_locator): New function.
4936 (loop_canon_p, sms_schedule): Use it.
4938 PR rtl-optimization/52113
4939 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4940 even for decomposable shift/zext insns.
4942 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4943 Zdenek Dvorak <ook@ucw.cz>
4945 PR rtl-optimization/52092
4946 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4947 on get_iv_value result.
4949 2012-02-02 Andrew Pinski <apinski@cavium.com>
4953 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4955 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4958 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4960 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4962 PR rtl-optimization/49800
4963 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4964 (sched_finish): Call regstat_free_n_sets_and_refs.
4966 2012-02-02 Jia Liu <proljc@gmail.com>
4968 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4971 2012-02-02 Jan Hubicka <jh@suse.cz>
4972 Tom de Vries <tom@codesourcery.com>
4975 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4976 * varpool.c (varpool_analyze_pending_decls): Likewise.
4978 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4979 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4981 * config.gcc: Add cr16-* support.
4983 * doc/extend.texi: Document cr16 extensions.
4984 * doc/install.texi: Document cr16 install.
4985 * doc/invoke.texi: Document cr16 options.
4986 * doc/md.texi: Document cr16 constraints.
4988 * common/config/cr16/cr16-common.c: New file.
4989 * config/cr16/cr16.c: New file.
4990 * config/cr16/cr16.h: New file.
4991 * config/cr16/cr16.md: New file.
4992 * config/cr16/cr16.opt: New file.
4993 * config/cr16/cr16-protos.h: New file.
4994 * config/cr16/predicates.md: New file.
4995 * config/cr16/constraints.md: New file.
4996 * config/cr16/t-cr16: New file.
4998 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5001 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5002 that operands[2] is either immediate, or q_regs_operand.
5004 PR tree-optimization/52073
5005 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5006 a pattern stmt for pattern uses, ignore uses outside of the loop.
5008 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5010 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5011 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5012 (OUT_AS1, OUT_AS2): Remove.
5014 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5016 PR rtl-optimization/51374
5017 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5018 to cross other volatile_refs_p insns.
5020 2012-02-01 Richard Guenther <rguenther@suse.de>
5022 * doc/invoke.texi (fno-inline): Clarify documentation.
5023 (finline-small-functions): Likewise.
5024 (finline-functions): Likewise.
5025 * common.opt (finline): Adjust comment and documentation.
5026 (finline-small-functions): Clarify documentation.
5027 (finline-functions): Likewise.
5028 (finline-functions-called-once): Likewise.
5030 2012-02-01 Tristan Gingold <gingold@adacore.com>
5032 * c-typeck.c (composite_type): Keep mode for pointers.
5034 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5036 * function.h (regno_reg_rtx): Adjust comment.
5037 * reginfo.c (init_reg_modes_target): Only use the previous mode
5038 if it fits within one register. Remove MIPS comment.
5040 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5043 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5045 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5047 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5048 to srak instruction.
5050 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5052 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5054 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5059 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5061 2012-01-31 Richard Guenther <rguenther@suse.de>
5063 PR tree-optimization/51528
5064 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5067 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5072 * ree.c (add_removable_extension): Change def_map argument
5073 to unsigned *, store in def_map 1 + offset into *insn_list vector
5074 instead of pointers into the vector.
5075 (find_removable_extensions): Adjust caller.
5077 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5079 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5080 Transform all "* quoted-c-code" to { c-code }.
5081 Remove redundant test for "optimize" in combine patterns.
5082 Move (include "avr-dimode.md") to end of file.
5084 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5087 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5088 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5090 2012-01-30 Richard Guenther <rguenther@suse.de>
5092 PR tree-optimization/52028
5093 * tree-loop-distribution.c (ldist_gen): Properly update
5096 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5099 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5100 set_cur_line_info_table if not emitting debug info.
5102 PR tree-optimization/52046
5103 * tree-vect-patterns.c (check_bool_pattern): Give up if
5104 a comparison could throw.
5107 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5109 2012-01-30 Richard Guenther <rguenther@suse.de>
5111 PR tree-optimization/52045
5112 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5113 SSA form if cfgcleanup did anything.
5115 2012-01-30 Richard Guenther <rguenther@suse.de>
5117 PR tree-optimization/52045
5118 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5119 before computing final todo.
5121 2012-01-30 Richard Guenther <rguenther@suse.de>
5123 PR tree-optimization/51528
5124 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5127 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5129 * df-problems.c (df_kill_notes): Check that the use refers
5130 to the note under examination.
5132 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5135 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5136 parameter and use short-lived pseudos.
5137 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5138 (sparc_expand_vector_init): Const-ify local variables and adjust
5139 calls to above functions.
5141 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5143 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5145 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5147 * doc/invoke.texi: Make usage of "compile time" and
5148 "run time"/"runtime" consistent throughout the file.
5150 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5152 * config/alpha/alpha.c (alpha_option_override): Default to
5153 full IEEE compliance mode for Go language.
5155 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5157 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5158 (LINK_SSP_SPEC): Define.
5160 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5163 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5166 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5168 * doc/invoke.texi: Correct hyphenation of "floating point",
5169 "double precision", and related terminology throughout the file.
5171 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5174 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5175 arm_general_register_operand predicate for operand 2 instead of
5178 2012-01-27 Ian Lance Taylor <iant@google.com>
5181 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5182 * builtins.c (expand_builtin_init_trampoline): Add onstack
5183 parameter. Change caller.
5184 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5185 * tree.c (build_common_builtin_nodes): Declare
5186 __builtin_init_heap_trampoline.
5188 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5190 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5191 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5192 * config/avr/avr.c: Ditto.
5193 (avr_regnames): Remove because unused.
5194 * config/avr/avr.md (*cpse.ne): New peephole.
5195 (*cpse.eq): New peephole from former cpse peepholes.
5197 2012-01-27 Michael Eager <eager@eagercon.com>
5199 * config/microblaze.c (microblaze_emit_compare): Correct
5200 test after pcmp instruction.
5202 2012-01-27 Richard Guenther <rguenther@suse.de>
5204 PR tree-optimization/52020
5205 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5207 2012-01-27 Richard Guenther <rguenther@suse.de>
5209 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5210 function non-const/pure.
5212 2012-01-27 Richard Guenther <rguenther@suse.de>
5214 PR tree-optimization/50444
5215 * tree-sra.c (build_ref_for_offset): Properly adjust the
5216 MEM_REF type for unaligned accesses.
5218 2012-01-27 Richard Guenther <rguenther@suse.de>
5220 PR tree-optimization/50444
5221 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5222 (expand_assignment): Use it. Properly handle misaligned
5223 bases when expanding stores to component references.
5224 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5227 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5230 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5231 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5232 * tree-data-ref.c (find_data_references_in_loop): Make static.
5233 (compute_all_dependences): Change return type to bool. Bail out
5234 for too many datarefs in a loop. Move the hunk resetting the data
5235 dependences vector from ...
5236 (compute_data_dependences_for_loop): ... here. Account for
5237 compute_all_dependences returning false.
5238 (compute_data_dependences_for_bb): Likewise.
5239 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5240 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5242 2012-01-27 Richard Guenther <rguenther@suse.de>
5245 * expr.c (store_field): Use the alias-set of the scratch memory
5248 2012-01-27 Tom de Vries <tom@codesourcery.com>
5250 PR tree-optimization/51990
5251 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5253 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5255 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5258 * var-tracking.c (reverse_op): Don't add any reverse operation
5259 if V already has any constant locations.
5261 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5263 * doc/invoke.texi: Correct usage of "command line" (noun)
5264 vs "command-line" (adjective) throughout.
5266 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5268 * doc/invoke.texi (Language Independent Options): Move
5269 -Wcoverage-mismatch blurb from here....
5270 (Warning Options): ...to here.
5272 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5274 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5275 Set rs6000_always_hint to false for 476.
5277 2012-01-27 Matthias Klose <doko@ubuntu.com>
5279 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5281 * incpath.c (add_standard_paths): Likewise.
5283 2012-01-27 Richard Henderson <rth@redhat.com>
5285 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5286 * config/m68k/sync.md (atomic_test_and_set): Rename from
5287 sync_test_and_setqi and adjust the operands.
5288 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5289 and unconditionally enable.
5291 2012-01-27 Richard Henderson <rth@redhat.com>
5293 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5294 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5295 (ldstub): Rename from ldstubqi.
5296 (ldstub<I24MODE>): Remove.
5298 2012-01-27 Richard Henderson <rth@redhat.com>
5300 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5301 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5302 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5303 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5304 * doc/tm.texi: Rebuild.
5306 2012-01-27 Richard Henderson <rth@redhat.com>
5308 * optabs.c (gen_atomic_test_and_set): Remove default.
5309 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5311 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5313 PR rtl-optimization/51978
5314 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5315 (combine_reaching_defs): Likewise.
5316 (struct re_info): Remove.
5317 (add_removable_extension): Remove x and data arguments,
5318 add insn, insn_list and def_map. Use the arguments directly
5319 instead of using struct re_info.
5320 (find_removable_extensions): Don't call add_removable_extension
5321 through note_stores, instead just call it with single_set
5323 (find_and_remove_re): Pass curr_cand->expr instead of
5324 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5326 2012-01-26 Michael Matz <matz@suse.de>
5328 PR tree-optimization/46590
5329 * cfgexpand.c: Revert last change (r183305).
5330 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5332 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5333 checking for emptiness.
5335 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5338 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5339 non-addressable non-BLKmode base correctly.
5341 2012-01-26 Michael Matz <matz@suse.de>
5343 PR tree-optimization/48794
5344 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5345 regions referenced from RESX/EH_DISPATCH.
5347 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5349 * config/s390/s390.h: Make BRANCH_COST an option.
5350 * config/s390/s390.opt: New option -mbranch-cost.
5352 2012-01-26 Richard Henderson <rth@redhat.com>
5354 Revert 2012-01-24 change:
5355 * trans-mem.c (requires_barrier): Do not instrument thread local
5356 variables and emit save/restore for them.
5358 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5361 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5364 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5366 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5369 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5372 Rename __pgm to __flash.
5373 Rename __pgm1 to __flash1.
5374 Rename __pgm2 to __flash2.
5375 Rename __pgm3 to __flash3.
5376 Rename __pgm4 to __flash4.
5377 Rename __pgm5 to __flash5.
5378 Rename __pgmx to __memx.
5379 * doc/extend.texi (AVR Named Address Spaces)
5380 Rename address space names as indicated above.
5381 * config/avr/avr.c (avr_addrspace): Ditto.
5383 * config/avr/avr-protos.h
5384 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5385 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5386 * config/avr/predicates.md: Ditto.
5387 * config/avr/avr.c Ditto, and
5388 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5389 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5391 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5392 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5393 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5394 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5395 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5396 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5397 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5398 * config/avr/avr.c: Ditto.
5399 * config/avr/avr.md: Ditto.
5401 2012-01-25 Jason Merrill <jason@redhat.com>
5404 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5406 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5408 PR tree-optimization/51987
5409 * tree-data-ref.c (get_references_in_stmt): Handle references in
5410 non-volatile GIMPLE_ASM.
5412 2012-01-25 Richard Guenther <rguenther@suse.de>
5414 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5415 bases are dereferenced.
5417 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5419 PR rtl-optimization/48374
5420 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5422 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5424 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5425 compute_data_dependences_for_loop returns false.
5426 * tree-parloops.c (loop_parallel_p): Likewise.
5428 2012-01-25 Richard Guenther <rguenther@suse.de>
5430 * tree.h (get_pointer_alignment_1): Declare.
5431 * builtins.c (get_pointer_alignment_1): New function.
5432 (get_pointer_alignment): Use it.
5434 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5436 PR rtl-optimization/48308
5437 * combine.c (enum undo_kind): Add UNDO_LINKS.
5438 (struct undo): Add member l to other_contents and where.
5439 (do_SUBST_LINK): New.
5441 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5442 (undo_all): Handle UNDO_LINKS.
5444 2012-01-25 Richard Henderson <rth@redhat.com>
5446 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5449 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5451 * optabs.c (gen_atomic_test_and_set): Use each argument.
5453 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5455 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5456 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5457 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5458 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5459 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5460 TARGET_PAIRED_SINGLE_FLOAT.
5462 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5464 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5465 (in_struct, return_val): Remove MEM documentation.
5466 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5467 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5468 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5470 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5471 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5472 * expr.c (store_field): Likewise.
5473 * function.c (assign_stack_temp_for_type): Likewise.
5474 * ifcvt.c (noce_try_cmove_arith): Likewise.
5475 * reload1.c (reload): Likewise.
5476 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5477 (alpha_set_memflags): Likewise.
5478 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5480 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5482 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5484 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5485 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5486 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5488 * cselib.c (cselib_rtx_varies_p): Delete.
5489 (cselib_invalidate_mem): Update call to canon_true_dependence.
5490 * dse.c (record_store, check_mem_read_rtx): Likewise.
5491 (scan_reads_nospill): Likewise.
5492 * cse.c (check_dependence): Likewise.
5493 (cse_rtx_varies_p): Delete.
5494 * expr.c (safe_from_p): Update call to true_dependence.
5495 * ira.c (validate_equiv_mem_from_store): Likewise.
5496 (memref_referenced_p): Likewise.
5497 * postreload-gcse.c (find_mem_conflicts): Likewise.
5498 * sched-deps.c (sched_analyze_2): Likewise.
5499 * store-motion.c (load_kills_store): Likewise.
5500 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5501 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5502 (compute_transp): Update call to canon_true_dependence.
5504 2012-01-25 Richard Henderson <rth@redhat.com>
5506 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5507 (maybe_emit_atomic_test_and_set): New.
5508 (expand_sync_lock_test_and_set): Use it.
5509 (expand_atomic_test_and_set): Likewise.
5510 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5511 the implementation; clarify implementation defined details.
5512 * doc/md.texi (atomic_test_and_set): Document.
5514 2012-01-25 Richard Henderson <rth@redhat.com>
5516 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5518 2012-01-25 Richard Henderson <rth@redhat.com>
5521 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5522 to effect no-op split.
5524 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5527 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5528 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5529 (BT_FN_VOID_PTR_INT_SIZE): New.
5530 (BT_FN_UINT_UINT_VAR): Remove.
5531 (BT_FN_UINT32_UINT32_VAR): New.
5532 (BT_FN_DOUBLE_VPTR): Remove.
5533 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5535 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5536 (_ITM_changeTransactionMode): Same.
5537 (_ITM_memmoveRtWt): Change return type to void.
5538 (_ITM_memcpyRtWt): Same.
5539 (_ITM_memsetW): Same.
5540 (_ITM_RaRD): Change types to double.
5545 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5547 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5548 Patrick Marlier <patrick.marlier@gmail.com>
5550 * trans-mem.c (requires_barrier): Do not instrument thread local
5551 variables and emit save/restore for them.
5553 2012-01-24 Jason Merrill <jason@redhat.com>
5556 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5557 output static aliases.
5559 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5562 * common.opt (-pie, -shared, pie, shared): Change from Common to
5564 * gcc.c (display_help): Display help for -pie and -shared.
5566 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5569 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5570 Remove note on size/offset limitation.
5571 (AVR Variable Attributes): Add example how to read data located
5572 with progmem. Refer to named address spaces.
5573 * doc/invoke.texi (AVR Options): Fix typo.
5575 2012-01-24 Richard Guenther <rguenther@suse.de>
5577 Forward-port to trunk
5578 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5581 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5582 op0 isn't sufficiently aligned and there is movmisalignM
5583 insn for mode, use it to load op0 into a temporary register.
5585 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5588 * target.def (const_not_ok_for_debug_p): New hook.
5589 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5591 * doc/tm.texi: Regenerated.
5592 * dwarf2out.c (const_ok_for_output_1): If
5593 targetm.const_not_ok_for_debug_p returns true, fail.
5594 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5596 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5598 2012-01-23 Kai Tietz <ktietz@redhat.com>
5601 * config/i386/predicates.md (symbolic_operand): Allow
5602 UNSPEC_PCREL as PIC expression for lea.
5603 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5604 * config/i386/i386.c (ix86_delegitimize_address): Handle
5605 UNSPEC_PCREL for none-MEM, too.
5607 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5609 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5610 (ipa_tm_create_version_alias): Same.
5612 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5615 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5616 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5618 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5619 Patrick Marlier <patrick.marlier@gmail.com>
5620 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5623 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5624 simple_object_start_read.
5626 2012-01-23 Richard Guenther <rguenther@suse.de>
5629 PR tree-optimization/51895
5630 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5631 parameter decomposition into BLKmode components.
5633 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5635 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5636 fake variables for restrict-qualified pointers whose pointed-to type
5637 contains a placeholder.
5639 2012-01-23 Richard Guenther <rguenther@suse.de>
5641 PR tree-optimization/51949
5642 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5644 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5646 PR rtl-optimization/51933
5647 * ree.c (transform_ifelse): Return true right away if dstreg is
5648 already wider or equal to cand->mode.
5649 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5650 (make_defs_and_copies_lists): Remove defs_list and copies_list
5651 arguments, add state argument, just truncate state->work_list
5652 instead of always allocating and freeing the vector. Assert that
5653 get_defs succeeds instead of returning 2. Changed return type to bool.
5654 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5655 have ext_src_mode, see if it has been modified already with the
5656 right kind of extension and has been extended before from the
5657 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5658 just return true. Remember the original mode in state->modified array.
5659 (combine_reaching_defs): Add state argument. Don't allocate and
5660 free here def_list, copied_list and vec vectors, instead just
5661 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5662 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5663 Add state variable, clear vectors in it, initialize state.modified
5664 if needed. Free all the vectors at the end and state.modified too.
5665 Don't skip a candidate if the extension expression has been modified.
5667 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5670 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5671 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5672 (extra_options) interix.opt -> i386/interix.opt"
5673 (extra_objs):Add winnt-stubs.o
5674 * configure.ac: Add interix to target_os .comm on PE check.
5675 * configure: Regenerate.
5676 * config/interix3.h: Delete and move bits to..
5677 * config/interix.h: Delete and move bits to..
5678 * config/i386/i386-interix3.h: Delete and move bits to..
5679 * config/i386/i386-interix.h: ..here.
5680 (TARGET_CPU_DEFAULT): Remove redefinition.
5681 (TARGET_ASM_CONSTRUCTOR): Undefine.
5682 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5683 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5684 (PTRDIFF_TYPE): Define.
5685 (LONG_DOUBLE_TYPE_SIZE): Define.
5686 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5687 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5688 (TARGET_SECTION_TYPE_FLAGS): Define.
5689 (ASM_DECLARE_FUNCTION_NAME): Define.
5690 (ASM_OUTPUT_EXTERNAL): Define.
5691 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5692 (ASM_OUTPUT_ALIGNED_BSS): Define.
5693 (PCC_BITFIELD_TYPE_MATTERS): Define.
5694 (USE_CONST_SECTION): Define.
5695 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5696 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5697 (SUPPORTS_ONE_ONLY): Remove.
5698 (I386_PE_STRIP_ENCODING): Define.
5699 * config/interix.opt: Delete and move bits to..
5700 * config/i386/interix.opt: ..here. New.
5701 (mpe-aligned-commons): Add.
5702 * config/i386/t-interix: Add copyright header.
5703 (winnt-stubs.o): Add rule.
5705 2012-01-22 Jason Merrill <jason@redhat.com>
5708 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5709 for extra name aliases.
5711 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5713 PR rtl-optimization/51924
5714 * ree.c (combine_set_extension): Improve debugging message.
5715 (combine_reaching_defs): Likewise.
5716 (get_defs): Rename confusingly named variable.
5717 (find_and_remove_re): Skip a candidate if the extension expression has
5720 2012-01-21 Robert Millan <rmh@gnu.org>
5721 Gerald Pfeifer <gerald@pfeifer.com>
5723 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5724 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5726 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5728 PR tree-optimization/51914
5729 * tree-vect-stmts.c (vectorizable_conversion): For
5730 cvt_type && modifier == WIDEN, put temporary with cvt_type
5731 at the beginning of vec_dsts and set vec_dest to temporary
5734 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5736 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5738 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5740 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5741 * config/rs6000/rs6000.c: Likewise.
5743 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5746 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5747 output_move_double on a copy of operands array.
5749 2012-01-20 Cary Coutant <ccoutant@google.com>
5750 Dodji Seketeli <dodji@redhat.com>
5753 * dwarf2out.c (copy_declaration_context): Return ref to parent
5754 of declaration DIE, if necessary.
5755 (remove_child_or_replace_with_skeleton): Add new parameter; update
5756 caller. Place skeleton DIE under parent DIE of original declaration.
5757 Move call to copy_declaration_context to here ...
5758 (break_out_comdat_types): ... from here.
5760 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5762 PR rtl-optimization/51856
5763 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5766 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5769 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5770 hints for neon loads and stores.
5772 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5776 * doc/extend.texi (Named Address Spaces): Split into subsections.
5777 (AVR Named Address Spaces): New subsection.
5778 (M32C Named Address Spaces): New subsection.
5779 (RL78 Named Address Spaces): New subsection.
5780 (SPU Named Address Spaces): New subsection.
5781 (Variable Attributes): New anchor "AVR Variable Attributes".
5782 (AVR Variable Attributes): Rewrite and avoid wording
5783 "address space" in this context.
5784 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5785 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5786 (AVR Built-in Macros): New subsubsection therein.
5787 * doc/md.texi (AVR constraints): Remove "C04", "R".
5789 2012-01-20 Richard Guenther <rguenther@suse.de>
5791 PR tree-optimization/51903
5792 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5793 when removing stmts.
5795 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5798 * config/arm/arm.c (arm_load_pic_register): Use
5799 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5800 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5801 (arm_pic_static_addr): Likewise.
5802 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5803 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5804 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5805 (pic_load_addr_unified): New.
5807 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5810 * function.c (instantiate_virtual_regs_in_insn): Use
5811 delete_insn_and_edges when removing a wrong asm insn.
5813 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5815 PR rtl-optimization/40761
5816 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5817 Add new member loop_num.
5818 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5819 (ira_build): Remove the parameter.
5821 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5822 (ira.c): Do not build CFG loops for one region allocation. Remove
5823 argument from ira_build call.
5825 * ira-build.c (init_loop_tree_node): New function.
5826 (create_loop_tree_nodes): Use it. Separate the case when CFG
5827 loops are not built.
5828 (more_one_region_p): Check current_loops.
5829 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5831 (add_loop_to_tree): Process loop equal to NULL too.
5832 (form_loop_tree): Separate the case when CFG loops are not built.
5833 Use explicitly number for the root.
5834 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5836 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5837 instead of loop->num.
5838 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5839 (mark_all_loops_for_removal): Ditto.
5840 (remove_unnecessary_regions): Separate the case when CFG loops
5842 (ira_build): Remove the parameter. Use explicit number of regions
5843 when CFG loops are not built.
5845 * ira-color.c (print_loop_title): Separate the case for the root node.
5846 Use loop_num instead of loop->num.
5847 (move_spill_restore): Use loop_num instead of loop->num.
5849 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5850 (change_loop): Ditto.
5851 (change_loop): Use loop_num instead of loop->num.
5853 * ira-lives.c (process_bb_node_lives): Ditto.
5855 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5857 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5859 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5862 * tree-mudflap.c (mf_artificial): New function.
5863 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5864 mx_register_decls, mudflap_enqueue_decl): Use it.
5867 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5868 numbers in the insn pattern.
5870 2012-01-19 Michael Matz <matz@suse.de>
5872 PR tree-optimization/46590
5873 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5874 use it in remembering which conflicts we already created.
5875 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5878 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5881 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5882 (merge_and_complain): Same.
5884 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5887 * config/initfini-array.h: Guard content of the header
5888 with #ifdef HAVE_INITFINI_ARRAY.
5889 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5890 Add initfini-array.h to tm_file here.
5891 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5892 * config.gcc: Don't add initfini-array.h to tm_file here.
5893 * configure: Regenerated.
5895 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5897 PR rtl-optimization/51505
5898 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5899 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5900 (df_note_bb_compute): Update the call to df_kill_notes.
5902 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5904 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5906 2012-01-18 Richard Guenther <rguenther@suse.de>
5908 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5909 of conversions to void *.
5911 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5912 Richard Sandiford <rdsandiford@googlemail.com>
5916 * optabs.h (simplify_expand_binop): Declare.
5917 * optabs.c (simplify_expand_binop): Make global.
5918 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5919 endian targets if the source cannot be exactly covered by word
5922 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5925 * hard-reg-set.h (struct hard_reg_set_container): New type.
5926 * target.h (struct hard_reg_set_container): Forward declare.
5927 * target.def (set_up_by_prologue): New target hook.
5928 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5929 * doc/tm.texi: Regenerated.
5930 * function.c (thread_prologue_and_epilogue_insns): Change
5931 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5932 Call targetm.set_up_by_prologue on it.
5933 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5934 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5936 2012-01-17 Nick Clifton <nickc@redhat.com>
5938 * config/rx/rx.c (rx_can_use_simple_return): New function.
5939 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5940 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5942 2012-01-17 Richard Guenther <rguenther@suse.de>
5945 * expr.c (expand_assignment): Take address-space information
5946 from the address operand of MEM_REF and TARGET_MEM_REF.
5947 (expand_expr_real_1): Likewise.
5949 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5951 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5952 reload dump is requested.
5954 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5957 * trans-mem.c (requires_barrier): Call may_be_aliased.
5959 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5961 PR tree-optimization/51877
5962 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5963 call arguments and fndecls compare equal, instead return false if they
5964 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5965 both SSA_NAMEs that are valueized the same, or they satisfy
5968 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5970 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5972 * configure: Regenerate.
5974 2012-01-16 Jan Hubicka <jh@suse.cz>
5978 * convert.c (convert_to_integer): Use fold_convert for
5979 converting an INTEGER_CST to integer type.
5981 2012-01-16 Jason Merrill <jason@redhat.com>
5984 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5986 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5989 * config/s390/s390.c (s390_chunkify_start): Don't skip
5990 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5991 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5992 If insn is followed by NOTE_INSN_VAR_LOCATION or
5993 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5994 Don't use location of note insns.
5996 PR tree-optimization/51865
5997 * tree-inline.c (tree_function_versioning): Call remap_decl
5998 on DECL_RESULT whenever it has VOID_TYPE_P type.
6000 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6002 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6003 for calls to locally-binding MIPS16 functions if only the return
6004 type uses float regs.
6006 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6007 Richard Sandiford <rdsandiford@googlemail.com>
6009 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6010 (SYMBOL_32_HIGH): Likewise.
6011 (mips_output_tls_reloc_directive): Declare.
6012 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6013 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6014 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6015 (mips_lo_relocs, mips_hi_relocs): Make extern.
6016 (mips16_stub_function): Move up file.
6017 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6018 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6019 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6020 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6021 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6022 (mips_get_tp): Add MIPS16 support.
6023 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6024 Generalize DTPREL and TPREL handling.
6025 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6026 Add MIPS16 TLS support.
6027 (mips_output_tls_reloc_directive): New function.
6028 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6029 * config/mips/predicates.md (symbolic_operand_with_high)
6030 (tls_reloc_operand): New predicates.
6031 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6032 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6033 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6034 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6035 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6036 (*tls_get_tp_mips16_call_<mode>): Likewise.
6038 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6040 PR rtl-optimization/51821
6041 * recog.c (peep2_find_free_register): Determine clobbered registers
6044 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6047 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6048 * config/avr/avr.c: Likewise.
6049 * config/avr/avr.h: Likewise.
6051 2012-01-13 Ian Lance Taylor <iant@google.com>
6054 * tree.h (TYPE_QUALS): Add cast to int.
6055 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6057 2012-01-13 Ian Lance Taylor <iant@google.com>
6059 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6060 comparing param_index to VEC_length result.
6062 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6064 * c-decl.c: Do not include tree-mudflap.h
6065 * tree-optimize.c: Likewise.
6066 * Makefile.in: Update dependencies.
6068 2012-01-13 Richard Guenther <rguenther@suse.de>
6071 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6072 variable-sized result always use RSO.
6074 2012-01-12 DJ Delorie <dj@redhat.com>
6076 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6077 pointer type, not just the default pointer type.
6079 2012-01-09 Richard Henderson <rth@redhat.com>
6080 Denis Chertykov <chertykov@gmail.com>
6083 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6084 * config/avr/avr.c (avr_can_eliminate): Simplify.
6085 (avr_initial_elimination_offset): Likewise.
6086 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6087 (expand_epilogue): Likewise.
6088 (avr_legitimize_address): Gut.
6089 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6090 (avr_hard_regno_nregs): New.
6091 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6092 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6093 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6094 add soft frame pointer.
6095 (CALL_USED_REGISTERS): Likewise.
6096 (REG_CLASS_CONTENTS): Likewise.
6097 (REGISTER_NAMES): Likewise.
6098 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6099 (HARD_FRAME_POINTER_REGNUM): New.
6100 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6101 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6102 remove the HARD_FRAME_POINTER self-elimination.
6104 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6107 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6108 DECL_EXTERNAL when checking for initializers of progmem variables.
6110 2012-01-12 Ira Rosen <irar@il.ibm.com>
6112 PR tree-optimization/51799
6113 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6114 that the last operation is a type demotion.
6116 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6118 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6119 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6121 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6124 * combine.c (distribute_notes): If i3 is a noreturn call,
6125 allow old_size to be equal to args_size and make sure the
6126 noreturn call gets REG_ARGS_SIZE note.
6127 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6128 on noreturn calls even when the delta is 0.
6130 2012-01-11 Nathan Sidwell <nathan@acm.org>
6132 * gcov.c (STRING_SIZE): Remove.
6133 (generate_results): Erase annotations for source files with no
6134 coverage information.
6136 (output_lines): Use it.
6138 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6140 * gimple.h (gimplify_body): Remove first argument.
6141 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6142 pointer set here, instead just pass DATA to walk_tree.
6143 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6144 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6145 (unvisit_body): Likewise, but with unmark_visited.
6146 (gimplify_body): Remove BODY_P argument and adjust.
6147 (gimplify_function_tree): Adjust call to gimplify_body.
6148 * omp-low.c (finalize_task_copyfn): Likewise.
6150 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6152 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6153 (build_function_type_skip_args): Delete.
6154 * tree.c (build_function_type_skip_args): Make static and add
6155 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6156 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6157 pass it to build_function_type_skip_args.
6158 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6159 (tree_function_versioning): Likewise.
6160 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6161 build_function_decl_skip_args.
6162 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6163 and pass it to build_function_decl_skip_args/tree_function_versioning.
6164 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6165 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6166 * trans-mem.c (ipa_tm_create_version): Likewise.
6167 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6168 * tree-inline.c (declare_return_variable): Remove always-true test.
6169 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6170 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6171 * ipa-split.c (split_function): Skip the return value for the split
6172 part if it doesn't return.
6174 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6176 PR tree-optimization/49642
6177 * ipa-split.c (forbidden_dominators): New variable.
6178 (check_forbidden_calls): New function.
6179 (dominated_by_forbidden): Likewise.
6180 (consider_split): Check for forbidden dominators.
6181 (execute_split_functions): Initialize and free forbidden
6182 dominators info; call check_forbidden_calls.
6184 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6186 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6188 2012-01-11 Nick Clifton <nickc@redhat.com>
6190 * config/rx/rx.md (return): Define pattern.
6192 2012-01-11 Richard Guenther <rguenther@suse.de>
6194 * doc/extend.texi (malloc attribute): Adjust according to
6197 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6198 Patrick Marlier <patrick.marlier@gmail.com>
6201 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6202 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6203 (ipa_tm_note_irrevocable): Same.
6204 (ipa_tm_scan_irr_block): Same.
6205 (ipa_tm_decrement_clone_counts): Same.
6206 (ipa_tm_scan_irr_function): Same.
6207 (ipa_tm_create_version_alias): Same.
6208 (ipa_tm_create_version): Same.
6209 (ipa_tm_transform_calls_redirect): Same.
6210 (ipa_tm_transform_calls): Same.
6211 (ipa_tm_transform_transaction): Same.
6212 (ipa_tm_execute): Same.
6214 2012-01-10 Richard Guenther <rguenther@suse.de>
6217 * opts.c (common_handle_option): Handle -Werror.
6219 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6221 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6224 2012-01-10 Jason Merrill <jason@redhat.com>
6226 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6229 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6231 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6232 supports R_386_TLS_GD_PLT reloc.
6233 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6234 supports R_386_TLS_LDM_PLT reloc.
6235 * configure: Regenerate.
6236 * config.in: Regenerate.
6238 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6241 Extend __pgmx semantics to linearize memory.
6242 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6243 determine if code comes inline or from libgcc.
6244 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6245 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6246 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6247 (movmemx_qi, movmemx_hi): New insns.
6248 (xload_<mode>_libgcc): Rewrite to new insn condition.
6249 (xload_<mode>): Remove insns.
6250 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6251 cases that don't satisfy avr_xload_libgcc_p().
6252 (avr_addr_space_convert): Allow converting in any direction.
6253 (avr_addr_space_subset_p): Return always true.
6254 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6255 (avr_emit_movmemhi): Ditto.
6256 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6257 (avr_out_movmem): Ditto.
6258 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6259 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6260 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6261 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6262 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6264 2012-01-10 Richard Guenther <rguenther@suse.de>
6266 PR tree-optimization/50913
6267 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6268 Require data-refs to be representable by Graphite with respect
6271 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6273 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6274 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6276 2012-01-10 Tom de Vries <tom@codesourcery.com>
6278 PR rtl-optimization/51271
6279 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6280 handling annulled branch.
6282 2012-01-10 Richard Henderson <rth@redhat.com>
6284 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6285 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6286 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6287 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6288 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6289 arm_expand_vec_perm_const): New.
6290 * config/arm/arm-protos.h: Update.
6291 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6292 (*neon_vswp<VDQX>): New.
6293 (neon_vcombine<VDX>): Use neon_split_vcombine.
6294 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6295 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6296 (vec_perm<VE>): New.
6298 2012-01-10 Richard Henderson <rth@redhat.com>
6300 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6301 use it if reload_completed.
6302 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6303 arm_output_asm_insn, arm_process_output_memory_barrier,
6304 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6305 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6306 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6307 arm_process_output_sync_insn, arm_output_sync_insn,
6308 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6309 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6310 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6311 (emit_unlikely_jump): New.
6312 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6313 (arm_split_atomic_op): New.
6314 * config/arm/arm-protos.h: Update.
6315 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6316 (struct arm_sync_generator): Remove.
6317 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6318 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6319 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6320 (VUNSPEC_LL, VUNSPEC_SC): New.
6321 (sync_result, sync_memory, sync_required_value, sync_new_value,
6322 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6323 (attr length): Don't use arm_sync_loop_insns.
6324 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6325 (movsfcc, movdfcc): Likewise.
6326 * config/arm/constraints.md (Ua): New.
6327 * config/arm/prediates.md (mem_noofs_operand): New.
6328 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6329 (sync_clobber, sync_t2_reqd): Remove.
6330 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6331 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6332 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6333 (arm_sync_compare_and_swap<SIDI>): Remove.
6334 (arm_sync_compare_and_swap<NARROW>): Remove.
6335 (arm_sync_lock_test_and_set<SIDI>): Remove.
6336 (arm_sync_lock_test_and_set<NARROW>): Remove.
6337 (arm_sync_new_<syncop><SIDI>): Remove.
6338 (arm_sync_new_<syncop><NARROW>): Remove.
6339 (arm_sync_new_nand<SIDI>): Remove.
6340 (arm_sync_new_nand<NARROW>): Remove.
6341 (arm_sync_old_<syncop><SIDI>): Remove.
6342 (arm_sync_old_<syncop><NARROW>): Remove.
6343 (arm_sync_old_nand<SIDI>): Remove.
6344 (arm_sync_old_nand<NARROW>): Remove.
6345 (*memory_barrier): Merge arm_output_memory_barrier.
6346 (atomic_compare_and_swap<QHSD>): New.
6347 (atomic_compare_and_swap<NARROW>_1): New.
6348 (atomic_compare_and_swap<SIDI>_1): New.
6349 (atomic_exchange<QHSD>): New.
6350 (cas_cmp_operand, cas_cmp_str): New.
6351 (atomic_op_operand, atomic_op_str): New.
6352 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6353 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6354 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6355 (arm_load_exclusive<NARROW>): New.
6356 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6357 (arm_store_exclusive<QHSD>): New.
6359 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6361 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6362 reload patterns if -mvsx-scalar-memory.
6364 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6365 generated, even -mno-vsx-scalar-double was used.
6366 (vsx_xscvdpsp_scalar): Likewise.
6367 (vsx_xscvspdp_scalar2): Likewise.
6369 2012-01-09 Tom de Vries <tom@codesourcery.com>
6370 Andrew Pinski <apinski@cavium.com>
6373 * reorg.c (fill_slots_from_thread): Don't speculate
6374 frame-related insns.
6376 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6378 * sched-int.h (bb_note): Move to...
6379 * basic-block.h: ...here.
6380 * haifa-sched.c (bb_note): Move to...
6381 * cfgrtl.c: ...here.
6382 * function.c (next_block_for_reg): New function.
6383 (move_insn_for_shrink_wrap): Likewise.
6384 (prepare_shrink_wrap): Rewrite to use the above.
6386 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6388 * gimple.c (is_gimple_non_addressable): Remove.
6389 * gimple.h: Remove is_gimple_non_addressable.
6390 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6391 is_gimple_non_addressable.
6392 * trans-mem.c (expand_assign_tm): Same.
6394 2012-01-09 Richard Guenther <rguenther@suse.de>
6396 PR tree-optimization/51775
6397 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6398 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6400 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6402 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6404 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6406 2012-01-09 Richard Guenther <rguenther@suse.de>
6408 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6410 2012-01-08 Jan Hubicka <jh@suse.cz>
6412 PR tree-optimize/51680
6413 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6414 on when known_vals needs to be computed; cleanup.
6416 2012-01-08 Jan Hubicka <jh@suse.cz>
6418 PR tree-optimize/51694
6419 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6421 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6423 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6424 for -std=c++98 and -std=c++11 too.
6426 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6428 * cfgloop.c (cancel_loop): Add free() of bbs array.
6430 2012-01-07 Jan Hubicka <jh@suse.cz>
6432 PR tree-optimization/51600
6433 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6434 that benefits small functions.
6436 2012-01-07 Jan Hubicka <jh@suse.cz>
6438 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6440 2012-01-07 Jan Hubicka <jh@suse.cz>
6442 PR tree-optimization/51680
6443 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6444 whose inlining reduce unit size.
6446 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6449 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6450 Add canonical node to containing_mem chain after the non-canonical
6451 one, even if there weren't any locs to propagate.
6452 (remove_useless_values): Keep only canonical values.
6453 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6454 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6455 canonicalize mem_chain elements that are not discarded.
6457 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6460 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6461 before emitting functions.
6463 PR gcov-profile/50127
6464 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6465 clear_aux_for_blocks.
6467 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6470 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6472 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6474 * c-decl.c (ext_block): Moved up.
6475 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6477 2012-01-06 Han Shen <shenhan@google.com>
6479 Translate built-in include paths for sysroot.
6480 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6481 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6483 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6484 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6486 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6487 control whether sysroot should be prepended to gxx include dir.
6489 * configure: Regenerate.
6491 2012-01-06 Torvald Riegel <triegel@redhat.com>
6493 PR rtl-optimization/51771
6494 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6495 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6497 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6499 PR tree-optimization/51315
6500 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6501 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6503 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6506 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6507 for shrp pattern. Correctly handle and fixup shift variable.
6508 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6510 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6513 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6514 note when !ACCUMULATE_OUTGOING_ARGS.
6516 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6518 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6520 (extract_range_from_unary_expr_1): Avoid useless computations.
6522 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6524 PR rtl-optimization/51767
6525 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6526 of jump_block and add an extra edge for degenerated asm gotos.
6529 * stmt.c (check_unique_operand_names): Don't ICE during error
6530 reporting if i is from labels chain.
6533 * profile.c (branch_prob): Split bbs that have exit edge
6534 and need a fake entry edge too.
6536 2012-01-05 Jan Hubicka <jh@suse.cz>
6539 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6542 2012-01-05 Richard Guenther <rguenther@suse.de>
6545 * tree-streamer-out.c (write_ts_optimization): New function.
6546 (streamer_write_tree_body): Call it.
6547 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6548 (streamer_read_tree_body): Call it.
6549 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6551 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6554 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6555 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6556 in_cleanup_point_expr before gimplify_stmt call and restore it
6558 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6559 in_cleanup_point_expr is false.
6561 2012-01-05 Richard Guenther <rguenther@suse.de>
6564 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6566 * toplev.c (process_options): Reject combining mudflap and LTO.
6567 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6569 2012-01-05 Richard Guenther <rguenther@suse.de>
6571 PR tree-optimization/51760
6572 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6574 (bit_value_unop): Handle UNDEFINED operands.
6575 (bit_value_binop): Likewise.
6577 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6579 * config/avr/avr.c (avr_replace_prefix): Remove.
6580 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6581 (avr_asm_function_rodata_section): Ditto.
6582 (avr_asm_select_section): Ditto.
6584 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6586 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6589 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6592 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6593 calls that have any non-fake successor edges.
6596 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6598 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6600 PR tree-optimization/51624
6601 * tree-sra.c (build_ref_for_model): When replicating a chain of
6602 COMPONENT_REFs, stop as soon as the offset would become negative.
6604 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6607 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6608 in .debug_loc on the floor.
6610 2012-01-04 Andrew Pinski <apinski@cavium.com>
6612 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6614 2012-01-04 Andrew Pinski <apinski@cavium.com>
6615 Adam Nemet <anemet@caviumnetworks.com>
6617 * config/mips/mips.md (size): Add SI and DI.
6618 (SIZE): New mode attribute.
6619 (U): New code attribute.
6620 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6621 (mips_lbux_<mode>): Delete.
6622 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6623 (mips_lhx): Use gen_mips_lhx_extsi.
6624 (mips_lhx_<mode>): Delete.
6626 (mips_l<size>x): New expand.
6627 (mips_lwx_<mode>): Delete.
6628 (mips_l<GPR:size>x_<P:mode>): New pattern.
6629 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6630 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6631 * config/mips/mips.c (mips_lx_address_p): New function.
6632 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6633 (dsp64): New availability predicate.
6634 (mips_builtins): Add an entry for __builtin_mips_ldx.
6635 * config/mips/mips.h (ISA_HAS_LBX): New define.
6636 (ISA_HAS_LBUX): Likewise.
6637 (ISA_HAS_LHX): Likewise.
6638 (ISA_HAS_LHUX): Likewise.
6639 (ISA_HAS_LWX): Likewise.
6640 (ISA_HAS_LWUX): Likewise.
6641 (ISA_HAS_LDX): Likewise.
6642 * doc/extend.texi (__builtin_mips_ldx): Document.
6644 2012-01-04 Tristan Gingold <gingold@adacore.com>
6646 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6647 when long pointers are used.
6648 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6649 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6650 (ia64-hp-*vms*): Remove.
6651 * config/vms/xm-vms64.h: Delete.
6653 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6656 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6658 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6660 * opts.c (finish_options): Remove duplicate sorry.
6662 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6665 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6668 2012-01-04 Richard Guenther <rguenther@suse.de>
6671 * tree.c (size_low_cst): New function.
6672 * tree.h (size_low_cst): Declare.
6673 * fold-const.c (fold_comparison): Use it to extract the low
6674 part of the POINTER_PLUS_EXPR offset.
6676 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6678 Fix clearing ZERO_REG
6679 * config/avr/avr.md (cc): Add alternative "ldi".
6680 (movqi_insn): Use it in cc attribute.
6681 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6682 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6683 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6685 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6687 * configure: Regenerate.
6689 2012-01-04 Richard Guenther <rguenther@suse.de>
6691 PR tree-optimization/49651
6692 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6693 (var_can_have_subvars): Use it.
6694 (get_constraint_for_1): Only consider subfields if there can be any.
6696 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6699 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6700 to its new canonical_cselib_val and the cselib_val was in
6701 first_containing_mem chain, but the canonical_cselib_val was not,
6702 add the latter into the chain.
6703 (cselib_invalidate_mem): Compare canonical_cselib_val of
6704 addr_list chain elt with v.
6707 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6708 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6710 (output_macinfo_op): Don't ggc_strdup fd->filename.
6711 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6712 then ggc_strdup it. Don't free inc->info or cur->info.
6713 (output_macinfo): Don't free ref->info or file->info.
6715 2012-01-03 Ira Rosen <irar@il.ibm.com>
6717 PR tree-optimization/51269
6718 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6719 first_niters a pointer.
6720 (slpeel_tree_peel_loop_to_edge): Likewise.
6721 (vect_do_peeling_for_loop_bound): Update call to
6722 slpeel_tree_peel_loop_to_edge.
6723 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6724 here. Remove it from the parameters list.
6725 (vect_do_peeling_for_alignment): Update calls and compute
6728 2012-01-03 Richard Guenther <rguenther@suse.de>
6730 PR tree-optimization/51070
6731 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6732 Properly handle calls.
6734 2012-01-03 Richard Guenther <rguenther@suse.de>
6736 PR tree-optimization/51692
6737 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6738 the LHS of allocation stmts.
6740 2012-01-03 Olivier Hainque <hainque@adacore.com>
6742 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6744 2012-01-03 Olivier Hainque <hainque@adacore.com>
6746 * collect2.c (main): In AIX specific computations for vector
6747 insertions, use CONST_CAST2 to cast from char ** to const char **.
6749 2012-01-03 Richard Guenther <rguenther@suse.de>
6752 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6753 the context of a limbo DIE when it does not already exist.
6755 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6757 PR tree-optimization/51719
6758 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6759 but direct call is, clear direct call's lhs and don't add fallthrough
6760 edge from dcall_bb to join_bb and PHIs.
6762 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6764 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6765 the instructions emitted by the pattern.
6766 ("*TDC_insn_<mode>"): Add comment.
6768 2012-01-03 Richard Guenther <rguenther@suse.de>
6771 * fold-const.c (fold_comparison): Properly canonicalize
6772 tree offset and HOST_WIDE_INT bit position.
6774 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6776 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6777 operands for extzv pattern.
6779 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6782 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6785 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6787 * doc/invoke.texi (-flto and related options): Copy-edit.
6789 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6791 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6793 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6795 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6798 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6800 * expr.h (move_by_pieces_ninsns): Declare.
6801 * expr.c (move_by_pieces_ninsns): Make external.
6802 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6803 (mips_store_by_pieces_p): Likewise.
6804 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6805 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6806 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6807 (mips_store_by_pieces_p): Likewise.
6809 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6811 * passes.c (register_one_dump_file): Free full_name.
6813 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6814 (calculate_elim_costs_all_insns): Free offsets_at and
6815 offsets_known_at at the end and clear the pointers.
6817 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6819 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6820 this option introduced in r180739.
6822 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6825 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6826 (tmake_file target=avr): Add avr/t-multilib.
6828 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6829 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6830 * config/avr/genmultilib.awk: New file.
6831 * config/avr/t-multilib: New auto-generated file.
6832 * config/avr/multilib.h: New auto-generated file.
6833 * config/avr/t-avr (AVR_MCUS): New variable.
6834 (genopt.sh): Use it.
6835 (s-mlib): Depend on t-multilib.
6836 (t-multilib, multilib.h): New dependencies.
6837 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6838 (MULTILIB_OPTIONS): Remove.
6839 (MULTILIB_MATCHES): Remove.
6840 (MULTILIB_DIRNAMES): Remove.
6841 (MULTILIB_EXCEPTIONS): Remove:
6842 * config/avr/genopt.sh: Don't use hard coded file name;
6843 pass AVR_MCUS from t-avr instead.
6845 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6847 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6849 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6851 Implement light-weight DImode support.
6852 * config/avr/avr-dimode.md: New file.
6853 * config/avr/avr.md: Include it.
6854 (adjust_len): Add plus64, compare64.
6855 (HIDI): Remove code iterator.
6856 (code_stdname): New code attribute.
6857 (rotx, rotsmode): Remove DI.
6858 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6860 * config/avr/avr-protos.h (avr_have_dimode): New.
6861 (avr_out_plus64, avr_out_compare64): New.
6862 * config/avr/avr.c (avr_out_compare): Handle DImode.
6863 (avr_have_dimode): New variable definition and initialization.
6864 (avr_out_compare64, avr_out_plus64): New functions.
6865 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6866 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6867 (avr_compare_pattern): Skip DImode comparisons.
6869 2012-01-02 Revital Eres <revital.eres@linaro.org>
6871 * ddg.c (def_has_ccmode_p): New function.
6872 (add_cross_iteration_register_deps,
6873 create_ddg_dep_from_intra_loop_link): Call it.
6875 2012-01-02 Richard Guenther <rguenther@suse.de>
6878 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6880 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6882 * gcc.c (process_command): Update copyright notice dates.
6883 * gcov.c (print_version): Likewise.
6884 * gcov-dump.c (print_version): Likewise.
6885 * mips-tfile.c (main): Likewise.
6886 * mips-tdump.c (main): Likewise.
6888 2012-01-01 Ira Rosen <irar@il.ibm.com>
6890 PR tree-optimization/51704
6891 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6892 a use is inside the basic block or loop before accessing its vect info.
6894 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6896 PR rtl-optimization/51069
6897 * cfgloopmanip.c (remove_path): Removing path making irreducible
6898 region unconditional makes BB part of the region.
6900 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6902 PR tree-optimization/51683
6903 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6904 calls with side-effects.
6905 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6907 Copyright (C) 2012 Free Software Foundation, Inc.
6909 Copying and distribution of this file, with or without modification,
6910 are permitted in any medium without royalty provided the copyright
6911 notice and this notice are preserved.