1 2012-04-13 Richard Guenther <rguenther@suse.de>
4 * convert.c (convert_to_pointer): Remove special-casing of
7 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
14 the list of options to enable the FCFID instruction.
15 (TARGET_EXTRA_BUILTINS): Adjust comment.
17 2012-04-12 Richard Guenther <rguenther@suse.de>
19 PR tree-optimization/52943
20 * tree-chrec.h (chrec_is_positive): Remove.
21 * tree-scalar-evolution.c (chrec_is_positive): Move ...
22 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
23 Return false for a constant zero instead of negative.
24 (analyze_siv_subscript_cst_affine): Handle zero difference
25 in the initial condition explicitely.
27 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30 * varasm.c (process_pending_assemble_externals): Set
31 pending_assemble_externals_processed true.
32 (assemble_external): Call assemble_external_real if the pending
33 assemble externals have been processed.
35 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
38 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
39 the DECL generated for the special GOT helper.
41 2012-04-06 Walter Lee <walt@tilera.com>
43 Backport from mainline
44 2012-03-07 Walter Lee <walt@tilera.com>
46 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
47 REG_CFA_* notes for the stack pointer.
48 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
49 EH_RETURN_STACKADJ_RTX.
50 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
51 generate REG_CFA_* notes for the stack pointer.
52 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
53 by EH_RETURN_STACKADJ_RTX.
55 2012-04-06 Matt Turner <mattst88@gmail.com>
57 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
59 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
61 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
62 of the destination isn't also a FP_REGS register.
64 2012-04-03 Richard Guenther <rguenther@suse.de>
66 Backport from mainline
67 2012-03-02 Richard Guenther <rguenther@suse.de>
69 PR tree-optimization/52406
70 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
71 (struct indices): Add unconstrained_base member.
72 (struct dr_alias): Remove unused vops member.
73 (DR_UNCONSTRAINED_BASE): New define.
74 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
75 add indices to allow their disambiguation. Make DR_BASE_OBJECT
76 be an artificial access that covers the whole indexed object,
77 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
78 plain decl base-objects to their MEM_REF variant.
79 (dr_may_alias_p): When the base-object of either data reference
80 has unknown size use only points-to information.
81 (compute_affine_dependence): Make dumps easier to read and
83 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
84 DR_REF when looking for packed references.
85 (vect_supportable_dr_alignment): Likewise.
87 2012-04-03 Richard Guenther <rguenther@suse.de>
89 Backport from mainline
90 2012-03-15 Richard Guenther <rguenther@suse.de>
93 * tree-data-ref.c (subscript_dependence_tester_1): Check
94 all dimensions for non-conflicting access functions.
96 2012-04-03 Richard Guenther <rguenther@suse.de>
98 Backport from mainline
99 2012-03-06 Richard Guenther <rguenther@suse.de>
102 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
104 2012-03-23 Richard Guenther <rguenther@suse.de>
106 PR tree-optimization/52678
107 * tree-vectorizer.h (struct _stmt_vec_info): Add
108 loop_phi_evolution_part member.
109 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
110 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
111 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
112 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
113 Use the cached evolution part and the PHI nodes value from
114 the loop preheader edge instead of re-analyzing the evolution.
116 2012-03-26 Richard Guenther <rguenther@suse.de>
118 PR tree-optimization/52701
119 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
120 compute and set the evolution part of PHI nodes.
122 2012-03-30 Richard Guenther <rguenther@suse.de>
124 PR tree-optimization/52754
125 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
126 propagate arbitrary addresses into really plain dereferences.
128 2012-04-03 Jakub Jelinek <jakub@redhat.com>
130 PR tree-optimization/52835
131 * tree-data-ref.c (build_rdg): Return NULL if
132 compute_data_dependences_for_loop failed.
134 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
136 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
137 (stmt_can_make_abnormal_goto): Use it.
138 (is_ctrl_altering_stmt): Likewise.
140 2012-03-31 Martin Jambor <mjambor@suse.cz>
142 Backported from mainline
143 2012-03-30 Martin Jambor <mjambor@suse.cz>
145 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
146 is a builtin_stack_save in a dominating BB.
148 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
151 crossing 128bit lane boundary.
153 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
155 Backported from mainline
156 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
159 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
161 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
162 * config/i386/i386.c: Include reload.h.
163 (ix86_legitimize_reload_address): New function.
165 2012-03-28 Martin Jambor <mjambor@suse.cz>
167 Backported from mainline
168 2012-03-27 Martin Jambor <mjambor@suse.cz>
171 * tree-sra.c (sra_modify_assign): Do not call
172 load_assign_lhs_subreplacements when working with an unscalarizable
175 2012-03-28 Jakub Jelinek <jakub@redhat.com>
178 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
179 __builtin_va_start to __builtin_next_arg if the latter is
180 builtin_decl_explicit_p rather than when it is not.
183 * tree-vect-generic.c (vector_element): Perform multiplication
184 for pos in bitsizetype type instead of idx type.
186 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
188 Backport from 2012-03-28 mainline r185910.
191 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
192 (avr_builtin_decl): New static function.
193 (struct avr_builtin_description, avr_bdesc): Move up.
194 Add GTY marker. Add field fndecl. Remove redundant field id.
195 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
196 (avr_expand_builtin): Code cleanup because .id is removed.
198 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
201 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
204 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
206 Backport from 2012-03-28 mainline r185907.
209 * config.gcc (tm_file): Remove avr/multilib.h.
211 * doc/invoke.texi (AVR Options): Adjust
212 documentation of -mtiny-stack.
214 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
215 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
216 * config/avr/t-avr: Remove generation of multilib.h.
217 * config/avr/t-multilib: Regenerate.
218 * config/avr/multilib.h: Remove.
219 * config/avr/avr.opt (-msp8): New option.
220 (avr_sp8): New variable.
221 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
222 * config/avr/avr.h (AVR_HAVE_SPH): New define.
223 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
224 (avr_device_to_sp8): New prototype.
225 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
226 (DRIVER_SELF_SPECS): New define.
227 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
228 __AVR_SP8__, __AVR_HAVE_SPH__.
229 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
230 AVR_HAVE_8BIT_SP to decide if SP_H is present.
231 (avr_file_start): Ditto.
233 2012-03-28 Jakub Jelinek <jakub@redhat.com>
236 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
237 instead of 8 in adjust_address.
239 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
241 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
242 of a unit before computing the offset in units.
244 2012-03-27 Richard Guenther <rguenther@suse.de>
247 * fold-const.c (try_move_mult_to_index): Handle &x.array more
250 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
253 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
255 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
258 * varasm.c: Include pointer-set.h.
259 (pending_assemble_externals_set): New pointer set.
260 (process_pending_assemble_externals): Destroy the pointer set.
261 (assemble_external): See if decl is in pending_assemble_externals_set,
262 and add it to pending_assemble_externals if necessary.
263 (init_varasm_once): Allocate pending_assemble_externals_set.
265 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
267 Backported from mainline
268 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
271 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
272 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
273 (vector_ltgt<mode>): Likewise.
274 (vector_ordered<mode>): Likewise.
275 (vector_unordered<mode>): Likewise.
276 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
278 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
280 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
283 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
285 Backported from mainline
286 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
290 * config/sh/sh.c (sh_register_move_cost): Increase cost between
291 GENERAL_REGS and FP_REGS for SImode.
293 2012-03-22 Jakub Jelinek <jakub@redhat.com>
296 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
297 on any new_local_var_chain vars declared during recursing on
298 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
300 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
302 Backport from 2012-03-22 mainline r185692.
305 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
306 (unspecv): Add UNSPECV_MEMORY_BARRIER.
307 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
308 (delay_cycles_1, delay_cycles_2): Ditto.
309 (delay_cycles_3, delay_cycles_4): Ditto.
310 (nopv, *nopv): Ditto.
311 (sleep, *sleep): Ditto.
314 Backport from 2012-03-21 mainline r185605.
316 PR rtl-optimization/52543
318 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
319 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
320 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
321 (avr_load_libgcc_p): Restrict to __flash loads.
322 (avr_out_lpm): Only handle 1-byte loads from __flash.
323 (avr_load_lpm): New function.
324 (avr_find_unused_d_reg): Remove.
325 (avr_out_lpm_no_lpmx): Remove.
326 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
327 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
328 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
329 (load_<mode>, load_<mode>_clobber): New insns.
330 (mov<mode>): For multi-byte move from non-generic
331 16-bit address spaces: Expand to load_<mode> resp.
333 (load<mode>_libgcc): Remove expander.
334 (split-lpmx): Remove split.
336 Backport from 2012-03-13 mainline r185329.
339 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
340 offset (size) to a value the insns can deal with.
341 (expand_epilogue): Ditto.
343 Backport from 2012-03-12 mainline r185256.
346 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
347 type from reg_class_t to enum reg_class.
348 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
350 Backport from 2012-03-12 mainline r185253.
353 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
354 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
355 r184615 from 2012-02-28.
357 Backport from 2012-03-08 mainline r185105.
359 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
360 for constants in [-63,63].
362 Backport from 2012-03-08 mainline r185100.
365 * config/avr/avr.c (avr_mem_clobber): New static function.
366 (avr_expand_delay_cycles): Add memory clobber operand to
367 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
368 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
369 (enable_interrupt, disable_interrupt): New expander.
370 (nopv, sleep, wdr): New expanders.
371 (delay_cycles_1): Add memory clobber.
372 (delay_cycles_2): Add memory clobber.
373 (delay_cycles_3): Add memory clobber.
374 (delay_cycles_4): Add memory clobber.
375 (cli_sei): New insn from former "enable_interrupt",
376 "disable_interrupt" with memory clobber.
377 (*wdt): New insn from former "wdt" with memory clobber.
378 (*nopv): Similar, but for "nopv".
379 (*sleep): Similar, but for "sleep".
381 Backport from 2012-03-07 mainline r185043.
384 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
386 Backport from 2012-03-07 mainline r185032.
389 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
390 to: RAMPZ, RAMPY, RAMPX, RAMPD.
391 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
393 Backport from 2012-03-07 mainline r185031.
396 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
398 * config/avr/avr.md (xload_8): Adjust insn length.
400 Backport from 2012-03-07 mainline r185030.
403 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
404 if RAMPZ affects reading from RAM.
406 Backport from 2012-03-05 mainline r184919.
408 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
410 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
412 Backport from mainline r185259.
415 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
416 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
418 2012-03-22 Jakub Jelinek <jakub@redhat.com>
420 Backported from mainline
421 2012-03-13 Jakub Jelinek <jakub@redhat.com>
424 * c-parser.c (c_parser_postfix_expression)
425 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
427 * config/i386/smmintrin.h: Avoid /* within a comment.
428 * config/i386/nmmintrin.h: Likewise.
430 2012-03-22 Richard Guenther <rguenther@suse.de>
432 * BASE-VER: Set to 4.7.1.
433 * DEV-PHASE: Set to prerelease.
435 2012-03-22 Release Manager
437 * GCC 4.7.0 released.
439 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
441 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
443 2012-03-15 Jakub Jelinek <jakub@redhat.com>
444 Andrew Pinski <apinski@cavium.com>
447 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
448 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
449 calls instead of __builtin_ir{int,ound}*.
451 2012-03-14 Jakub Jelinek <jakub@redhat.com>
454 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
457 2012-03-13 Joseph Myers <joseph@codesourcery.com>
459 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
460 Refer to GCC 4.7 version of c99status.html.
462 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
464 Backport from mainline
465 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
467 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
468 redefine to be NULL if the current bit-size is different from the
471 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
472 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
473 set the default tuning. Add asserts to make sure the cpu and tune
474 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
475 test whether the index is set, instead of > 0.
476 (rs6000_file_start): Do not reset the default cpu if the current
477 bit-size is different from the configured bit-size.
479 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
481 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
483 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
484 Update binutils references.
485 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
486 Update binutils reference.
487 Update Sun as/GNU ld caveat.
488 Document binutils largefile requirement for LTO plugin.
489 Remove reference to alternate libpthread.
491 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
493 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
495 (Specific, mips-sgi-irix6): Likewise.
497 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
499 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
500 * configure: Regenerate.
502 2012-03-07 Richard Henderson <rth@redhat.com>
504 * config/m68k/m68k.h (ISA_HAS_TAS): New.
505 * config/m68k/sync.md (atomic_test_and_set): Use it.
506 (atomic_test_and_set_1): Likewise.
508 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
511 * Makefile.in: Let install-gcc-ar depend on installdirs,
512 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
513 Don't double canonicalize if cross-compiling.
515 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
517 * trans-mem.c: New typedef for tm_region_p.
518 Define vector types for tm_region_p.
519 (tm_region_init): Replace region_worklist to a vector called
522 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
525 * trans-mem.c (tm_region_init): Use last_basic_block.
527 2012-03-05 Richard Henderson <rth@redhat.com>
530 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
531 * omp-low.c (expand_omp_atomic): Assume anything aligned to
532 BIGGEST_ALIGNMENT is aligned.
534 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
536 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
538 2012-03-05 Richard Henderson <rth@redhat.com>
541 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
542 instead of calling negqi2 directly.
544 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
546 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
547 (INTMAX_TYPE): Use it.
548 (UINTMAX_TYPE): Likewise.
549 (SUBTARGET_OVERRIDE_OPTIONS): Define.
550 (irix6_c_common_override_options): Declare.
551 (C_COMMON_OVERRIDE_OPTIONS): Define.
552 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
553 * config/mips/irix6-c.c: New file.
554 * config/mips/t-irix6 (irix6-c.o): New target.
555 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
558 2012-03-02 Richard Henderson <rth@redhat.com>
560 * optabs.c (expand_atomic_test_and_set): Honor
561 atomic_test_and_set_trueval even when atomic_test_and_set
564 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
566 Backport from mainline
567 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
569 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
571 2012-03-02 Richard Guenther <rguenther@suse.de>
573 * DEV-PHASE: Set to prerelease.
575 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
577 * config.gcc (obsolete): Add all ARM targets using the FPA.
578 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
579 * doc/install.texi: Avoid references to obsolete ARM ports.
581 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
583 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
585 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
586 Joern Rennecke <joern.rennecke@embecosm.com>
588 * doc/extend.texi: Expand and update information on interrupt
589 attribute for Epiphany.
591 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
593 * config/sh/sh-protos.h: Update copyright notice dates.
594 * config/sh/sh.h: Likewise.
595 * config/sh/sh.md: Likewise.
596 * config/sh/constraints.md: Likewise.
597 * config/sh/predicates.md: Likewise.
599 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
601 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
602 * config/sh/sh.c (tertiary_reload_operand): Likewise.
604 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
606 * config/sh/constraints.md: Fix comment typo.
608 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
611 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
612 unsigned HOST_WIDE_INT.
613 (zvdep_imm64): Likewise.
614 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
615 (vdepi_and): Likewise.
616 Likewise for unamed 64-bit patterns.
617 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
619 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
622 PR rtl-optimization/52417
623 * cselib.c (cselib_any_perm_equivs): New variable.
624 (cselib_reset_table): Check that it's not set when not
625 preserving constants.
626 (cselib_add_permanent_equiv): Set it.
627 (cselib_have_permanent_equivalences): New.
628 (cselib_init, cselib_finish): Reset it.
629 * cselib.h (cselib_have_permanent_equivalences): Declare.
630 * alias.c (get_addr): Restore earlier behavior when there
631 aren't permanent equivalences.
633 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
635 * config/mn10300/mn10300-modes.def: Fix copyright notice.
636 * config/v850/v850-modes.def: Fix copyright notice.
638 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
640 * doc/extend.texi (AVR Built-in Functions): Document
641 __builtin_avr_flash_segment.
643 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
644 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
645 (*split.flash_segment): New insn-and-split.
646 * config/avr/avr.c (avr_init_builtins): Add local variables:
647 const_memx_void_node, const_memx_ptr_type_node,
648 char_ftype_const_memx_ptr.
650 2012-03-01 Jakub Jelinek <jakub@redhat.com>
652 PR tree-optimization/52445
653 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
654 add ssa_name_ver, offset and size fields and change store field
656 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
657 (add_or_mark_expr): Likewise. Only consider previous stores
658 with the same size and offset.
659 (nt_init_block): Only look at gimple_assign_single_p stmts,
660 doesn't look at rhs2.
662 2012-03-01 Richard Guenther <rguenther@suse.de>
665 * tree-cfg.c (verify_gimple_assign_unary): Allow any
666 conversions from integral types to pointer types.
668 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
670 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
671 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
672 unintentionally removed in r184616.
674 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
676 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
679 2012-02-29 Jakub Jelinek <jakub@redhat.com>
680 Uros Bizjak <ubizjak@gmail.com>
683 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
684 alternatives, add "e" constraint to the new last alternative
685 and ! to last 3 alternatives.
687 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
689 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
690 DW_AT_artificial attributes at the end of the processing.
691 (gen_array_type_die): Likewise.
692 (gen_enumeration_type_die): Likewise.
693 (gen_struct_or_union_type_die): Likewise.
694 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
697 2012-02-29 Jakub Jelinek <jakub@redhat.com>
700 * expr.c (expand_assignment): If doing misaligned store that doesn't
701 cover all mode bits, perform a RMW cycle.
703 PR tree-optimization/52429
704 * tree-parloops.c (separate_decls_in_region_debug): Return early
705 if var is LABEL_DECL.
707 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
709 PR tree-optimization/52424
710 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
711 calling dom_thread_across_edge.
713 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
715 * config/avr/avr.c: Move definition of TARGET macros to end of file.
717 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
719 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
720 * config/avr/avr.c (avr_output_bld): Remove unused function.
721 (avr_out_sbxx_branch): Use "%T" to print bit position.
723 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
725 * config/avr/avr.md: Untabify.
727 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
729 * config/avr/avr.md (eqne): New code iterator.
730 (*dec-and-branchsi): Use it in text peephole's condition.
731 (*dec-and-branchhi): Ditto.
732 (*dec-and-branchqi): Ditto.
734 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
737 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
738 the device does not have the skip-bug.
740 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
742 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
743 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
744 -mpretend-cmove): New.
746 2012-02-29 Jakub Jelinek <jakub@redhat.com>
749 * df.h (struct df_d): Adjust comment that hard_regs_live_count
750 doesn't count DEBUG_INSN refs.
751 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
754 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
758 2012-02-20 Richard Guenther <rguenther@suse.de>
759 PR tree-optimization/52298
760 * tree-vect-stmts.c (vectorizable_load): Properly use
761 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
764 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
767 * gimple.h (gimple_in_transaction): New.
768 (gimple_set_in_transaction): New.
769 (struct gimple_statement_base): Add in_transaction field.
770 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
772 (tree_ssa_lim_initialize): Compute transaction bits.
773 * tree.h (compute_transaction_bits): Protoize.
774 * trans-mem.c (tm_region_init): Use the heap to store BB
776 (compute_transaction_bits): New.
778 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
780 * gcc.c (display_help): Document --help=common and sort entries
783 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
785 * doc/install.texi: Document check-$LANG specific shortcuts
787 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
790 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
792 * config/arm/arm_neon.h: Regenerate.
793 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
794 (neon_vcgeu): New insn.
795 (neon_vcgtu): Likewise.
796 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
797 (ops): Unsigned comparison intrinsics call a different
800 2012-02-28 Richard Guenther <rguenther@suse.de>
803 * config/i386/i386.c (ix86_expand_vector_set): Fix element
804 ordering for the VEC_CONCAT for two element vectors for
805 V2SFmode, V2SImode and V2DImode.
807 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
810 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
811 detecting big-endian triplets.
813 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
815 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
816 mode if there is no type information available.
818 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
820 PR tree-optimization/53207
821 * doc/invoke.texi: Document as experimental and relying on graphite.
823 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
825 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
826 of initializer to changes from r184614.
828 2012-02-28 Richard Guenther <rguenther@suse.de>
830 PR tree-optimization/52395
831 * tree-sra.c (build_ref_for_offset): Also look at the base
832 TYPE_ALIGN when figuring out the alignment of the replacement.
834 2012-02-28 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/52402
837 * ipa-prop.c (ipa_modify_call_arguments): Properly use
838 mis-aligned types when creating the accesses at the call site.
840 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
842 * config/avr/builtins.def: New file.
843 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
844 * config/avr/avr.c (enum avr_builtin_id): Use it.
845 (avr_init_builtins): Use it. And use avr_bdesc.
846 (bdesc_1arg): Remove.
847 (bdesc_2arg): Remove.
848 (bdesc_3arg): Remove.
849 (struct avr_builtin_description): Add field n_args.
850 (avr_bdesc): New static variable using builtins.def.
851 (avr_expand_builtin): Use it.
852 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
853 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
854 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
856 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
859 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
860 match only one single hard register with respective hard reg rtx.
861 (movmemx_<mode>): Ditto.
862 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
863 insn anatomy of movmem[x]_<mode>.
864 (avr_out_movmem): Same for printing assembler and operand usage.
866 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
870 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
871 address spaces located outside of device flash.
873 * config/avr/avr.h (base_arch_s): Remove field n_segments.
874 (mcu_type_s): Add field n_flash.
875 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
876 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
877 (AVR_MCU): Add N_FLASH argument.
878 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
879 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
880 macro __FLASH<n> if that address space makes sense for the device.
881 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
882 outside of target flash.
883 (avr_asm_named_section): Ditto.
884 (avr_asm_select_section): Ditto.
885 (avr_addr_space_convert): Ditto.
886 (avr_emit_movmemhi): Ditto.
887 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
888 address space is outside of device flash.
889 (avr_insert_attributes): Ditto.
890 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
891 avr_current_arch->n_segments.
893 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
896 * config/i386/i386.md (*movabs<mode>_1): Enable only for
898 (*movabs<mode>_2): Likewise.
900 2012-02-27 Jakub Jelinek <jakub@redhat.com>
903 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
904 s_register_operand in the test instead of REG_P. Don't call
905 gen_reg_rtx if it won't be used.
907 PR tree-optimization/52376
908 * ipa-split.c (split_function): Ignore CLOBBER stmts.
910 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
912 * ifcvt.c (noce_get_condition): Check condition variable is not
913 small_register_classes_for_mode_p before accepting.
915 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
917 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
919 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
922 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
923 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
925 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
927 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
929 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
931 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
933 * config/sh/predicates.md: Remove blank lines.
934 * config/sh/sh.c: Fix typos in comments.
935 * config/sh/constraints.md: Likewise.
936 * config/sh/sh.md: Remove blank lines.
937 Fix typos in comments. Use ;; as comment characters.
939 2012-02-26 Walter Lee <walt@tilera.com>
941 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
942 (replace_mov_pcrel_step2): Ditto.
944 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
947 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
948 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
949 and locs that reference values newer than the non-canonical value
950 at hand. Return the canonical value as a worst case.
951 (memrefs_conflict_p): Walk canonical value's locs.
954 * cselib.c (preserve_only_constants): Rename to...
955 (preserve_constants_and_equivs): ... this. Split out...
956 (invariant_or_equiv_p): ... this. Preserve plus expressions
957 of other preserved expressions too.
958 (cselib_reset_table): Adjust.
959 * var-tracking.c (reverse_op): Use canonical value to build
962 2012-02-23 Kai Tietz <ktietz@redhat.com>
964 * config/i386/i386.c (ix86_delegitimize_address): Handle
965 UNSPEC_PCREL plus displacement.
967 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
970 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
971 to test for unusedness in st X addressing.
973 2012-02-24 Richard Guenther <rguenther@suse.de>
976 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
977 (is_gimple_reg_type): Move inline ...
978 * gimple.h (is_gimple_reg_type): ... here.
980 2012-02-24 Richard Guenther <rguenther@suse.de>
983 * passes.c (execute_function_todo): When verifying SSA form
984 verify gimple form first.
985 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
987 2012-02-24 Richard Guenther <rguenther@suse.de>
990 * fold-const.c (fold_addr_of_array_ref_difference): New function.
991 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
993 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
995 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
997 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
999 * tree-phinodes.c (make_phi_node): Mark static.
1000 * tree-flow.h (make_phi_node): Remove extern decl.
1001 * doc/gimple.texi (make_phi_node): Remove documentation.
1003 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1005 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1006 * tree-ssa-sccvn.c (print_scc): Ditto.
1008 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1010 * doc/passes.texi (Full redundancy elimination): Fix typo.
1012 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1014 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1016 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1019 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1021 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1024 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1026 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1028 * config/avr/avr.md (code_stdname): Add ior, xor.
1029 (xior): New code iterator.
1030 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1031 (*<code_stdname><mode>qi.byte1-3): Ditto.
1033 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1035 PR tree-optimization/52019
1036 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1039 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1041 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1042 HAVE_INITFINI_ARRAY to work around namespace pollution in
1043 certain versions of newlib system headers.
1044 * config.in: Regenerate.
1045 * configure: Regenerate.
1046 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1047 instead of HAVE_INITFINI_ARRAY.
1049 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1052 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1053 is not offsettable memory reference.
1055 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1058 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1059 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1061 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1063 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1064 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1066 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1068 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1069 library on Solaris 8 even without TLS support.
1070 * configure: Regenerate.
1072 2012-02-22 Richard Guenther <rguenther@suse.de>
1075 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1076 for GIMPLE_DEBUG stmts.
1078 2012-02-22 Martin Jambor <mjambor@suse.cz>
1081 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1082 according to the base object.
1084 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1086 PR rtl-optimization/50063
1087 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1088 and 2 (8-bit SP) in operand 2.
1089 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1090 setup to use movhi_sp_r instead of vanilla move to write SP.
1091 Adjust REG_CFA notes to superseed unspec.
1092 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1094 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1095 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1096 irq_state 1 (IRQ known to be on) here.
1098 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1100 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1102 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1103 assign_hard_reg): Likewise.
1105 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1107 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1109 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1112 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1113 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1115 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1117 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1118 prototype from here to...
1119 * config/avr/avr.h: ...here.
1121 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1124 * thumb2.md (thumb2_shiftsi3_short): Split register and
1125 immediate shifts. For register shifts tie operands 0 and 1.
1126 (peephole2 for above): Check that register-controlled shifts
1127 have suitably tied operands.
1129 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1132 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1133 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1134 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1135 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1136 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1137 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1138 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1139 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1140 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1141 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1142 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1143 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1144 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1145 bdver1_ssevector_avx256_unaligned_load,
1146 bdver1_ssevector_sse128_unaligned_load,
1147 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1148 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1149 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1150 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1151 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1152 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1153 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1154 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1155 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1156 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1157 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1158 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1159 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1160 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1161 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1162 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1163 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1164 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1165 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1166 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1167 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1168 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1169 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1170 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1171 bdver1_ssediv_double_load, bdver1_ssediv_double,
1172 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1173 Add "bdver2" attribute.
1175 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1177 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1178 default if possible and not specified otherwise.
1180 2012-02-21 Richard Guenther <rguenther@suse.de>
1183 * gimplify.c (create_tmp_from_val): Use the main variant type
1184 for the type of the temporary we create.
1186 2012-02-21 Richard Guenther <rguenther@suse.de>
1188 PR tree-optimization/52324
1189 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1190 do not gimplify a MEM_REF address operand if it is already
1193 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1195 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1196 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1198 2012-02-21 Richard Guenther <rguenther@suse.de>
1200 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1201 nested_in_vect_loop.
1203 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1205 PR tree-optimization/52318
1206 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1207 vdef also to non-pure/const call stmts in the sequence.
1209 2012-02-20 David S. Miller <davem@davemloft.net>
1211 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1212 don't use the "rd %pc" instruction on v9 for PIC register loads.
1214 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1217 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1218 in a transaction safe function.
1220 2012-02-20 Kai Tietz <ktietz@redhat.com>
1223 * stor-layout.c (place_field): Handle desired_align for
1226 2012-02-20 Richard Guenther <rguenther@suse.de>
1228 PR tree-optimization/52298
1229 * tree-vect-stmts.c (vectorizable_store): Properly use
1230 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1232 (vectorizable_load): Likewise.
1233 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1234 Access DR_STEP after ensuring it is not NULL.
1236 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1238 PR tree-optimization/52286
1239 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1240 optimization use double_int_to_tree instead of build_int_cst_wide,
1241 rewrite to use double_int vars.
1243 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1246 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1248 Remove -e 0 from $gcc_cv_ld invocation.
1249 Only use __GLIBC_PREREQ if defined.
1250 Enable on Solaris since Solaris 8 patch.
1251 (gcc_SUN_LD_VERSION): New macro.
1252 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1253 gcc_SUN_LD_VERSION for version number format.
1254 * configure: Regenerate.
1255 * varasm.c (get_elf_initfini_array_priority_section): Set
1256 SECTION_NOTYPE for non-default priority.
1257 Use get_section instead of get_unnamed_section to emit
1258 .init_array/.fini_array with default priority.
1260 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1262 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1263 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1264 (mips_start_unique_function, mips_output_mips16_rdhwr)
1265 (mips_code_end): New functions.
1266 (TARGET_ASM_CODE_END): Define.
1268 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1270 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1271 to stubs with non-sibling calls.
1273 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1275 * doc/invoke.texi (-fira-* options): Copy-edit.
1276 (ira-* parameters): Copy-edit.
1278 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1280 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1281 GCC coding conventions.
1283 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1285 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1286 when used as adjectives.
1288 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1290 * doc/invoke.texi: Clean up "that"/"which" confusion.
1292 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1294 * system.h: Poison SMALL_REGISTER_CLASSES
1295 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1296 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1298 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1300 PR tree-optimization/52285
1301 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1302 when deciding if a call is a tail call or tail recursion.
1304 2012-02-16 Kai Tietz <ktietz@redhat.com>
1306 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1307 interger-constant displacement for UNSPEC_PCREL.
1309 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1311 PR rtl-optimization/52208
1312 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1313 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1315 PR tree-optimization/52255
1316 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1317 loop->header has virtual PHI, but exit_e->dest doesn't, add
1318 virtual PHI to exit_e->dest and adjust all uses after the loop.
1321 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1322 children with clone_tree_hash, not after it.
1324 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1326 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1327 extended identifiers.
1329 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1332 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1333 a same_body_alias, also test whether e->callee isn't a former
1334 or current clone of the decl this is a same body alias of.
1336 PR translation/52264
1337 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1339 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1341 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1343 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1346 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1347 force_reg instead of copy_to_reg for better optimization. Force
1348 non-register or memory operands into a register.
1350 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1352 * extend.texi: Reserve upper bits of memory model for future use.
1354 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1355 Anatoly Sokolov <aesok@post.ru>
1356 Eric Weddington <eric.weddington@atmel.com>
1359 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1360 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1361 Rewrite initializers for .macro.
1362 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1363 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1364 atxmega32d4, atxmega32x1.
1365 avrxmega4: atxmega64a3, atxmega64d3.
1366 avrxmega5: atxmega64a1, atxmega64a1u.
1367 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1368 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1369 avrxmega7: atxmega128a1, atxmega128a1u.
1370 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1371 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1372 (struct base_arch_s): Rename reserved to xmega_p.
1373 Rename reserved2 to have_rampd.
1374 (AVR_XMEGA): New define.
1375 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1376 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1377 * config/avr/predicates.md (io_address_operand): Take into
1379 (low_io_address_operand): Ditto.
1380 (high_io_address_operand): Ditto.
1381 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1382 (enabled, movhi_sp_r): Use them.
1383 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1384 cpp_define_formatted to built-in define __AVR_ARCH__.
1385 (__AVR_XMEGA__): New built-in define.
1386 (__AVR_HAVE_RAMPD__): New built-in define.
1387 (__AVR_HAVE_RAMPX__): New built-in define.
1388 (__AVR_HAVE_RAMPY__): New built-in define.
1389 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1391 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1392 (avr_option_override): Initialize them.
1393 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1394 (avr_init_expanders): Initialize them. No more block several calls.
1395 (emit_push_sfr): New static function.
1396 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1398 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1399 (avr_print_operand): Print addreeses as symbols for
1400 RAMPX, RAMPY, RAMPD, CCP.
1401 (output_movhi): Handle AVR_XMEGA when writing to SP.
1402 (avr_out_movhi_mr_r_xmega): New static function.
1403 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1404 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1405 __RAMPD__, __CCP__ as needed.
1407 * config/avr/multilib.h: Regenerate.
1408 * config/avr/t-multilib: Regenerate.
1409 * config/avr/avr-tables.opt: Regenerate.
1411 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1413 PR tree-optimization/50561
1414 * graphite-flattening.c (lst_project_loop): Do not
1415 remove old scattering dimensions after flattening.
1416 (lst_do_flatten): Likewise.
1418 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1420 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1421 __builtin_avr_map8, __builtin_avr_map16.
1422 Document __builtin_avr_insert_bits.
1424 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1425 (insert_bits): New insn.
1426 (adjust_len.map_bits): Rename to insert_bits.
1427 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1428 * avr-protos.h (avr_out_map_bits): Remove.
1429 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1430 * config/avr/constraints.md (Cxf,C0f): New.
1431 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1432 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1433 New built-in define __BUILTIN_AVR_INSERT_BITS.
1434 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1435 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1436 (avr_move_bits): Rewrite.
1437 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1439 (avr_map_op_t): New typedef.
1440 (avr_map_op): New static variable.
1441 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1442 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1443 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1444 (bdesc_3arg, avr_expand_triop_builtin): New.
1445 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1446 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1447 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1448 (avr_map_equal_p, avr_map_sig_p): Remove.
1449 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1450 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1451 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1452 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1453 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1454 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1456 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1458 * config/c6x/c6x.md (reserve_cycles): New attribute.
1459 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1460 don't reserve functional units after the branch occurs.
1462 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1465 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1466 functions into non-tm_pure functions.
1468 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1471 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1472 (iterative_hash_canonical_type): Likewise.
1473 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1476 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1478 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1479 sched-group insn, it either remains alone or the entire list is pruned.
1481 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1483 * doc/install.texi (Prerequisites): Fix grammar.
1484 (Configuration): Likewise.
1486 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1488 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1489 MPC as part of GCC before describing configuring with --with-gmp etc.
1490 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1491 sources are present.
1493 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1496 * dwarf2out.c (clone_tree_hash): New function.
1497 (copy_decls_walk): Use it instead of clone_tree.
1499 2012-02-14 Richard Guenther <rguenther@suse.de>
1501 PR tree-optimization/52244
1502 PR tree-optimization/51528
1503 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1504 replacements for integral types.
1506 2012-02-14 Walter Lee <walt@tilera.com>
1508 * config.gcc: Handle tilegx and tilepro.
1509 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1511 Add HAVE_AS_TLS check for tilegx and tilepro.
1512 * configure: Regenerate.
1513 * doc/contrib.texi: Add Mat Hostetter and self.
1514 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1515 Document instruction intrinsics and network accessing intrinsics.
1516 (TILEPro Built-in Functions): New node. Document instruction
1517 intrinsics and network accessing intrinsics.
1518 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1519 (Specific, tilepro-*-linux*): Likewise.
1520 * doc/invoke.texi (TILE-Gx Options): New section.
1521 (TILEPro Options): New section.
1522 * doc/md.texi (TILE-Gx): New section.
1523 (TILEPro): New section.
1524 * common/config/tilegx/tilegx-common.c: New file.
1525 * common/config/tilepro/tilepro-common.c: New file.
1526 * config/tilegx/constraints.md: New file.
1527 * config/tilegx/linux.h: New file.
1528 * config/tilegx/mul-tables.c: New file.
1529 * config/tilegx/predicates.md: New file.
1530 * config/tilegx/sync.md: New file.
1531 * config/tilegx/t-tilegx: New file.
1532 * config/tilegx/tilegx-builtins.h: New file.
1533 * config/tilegx/tilegx-c.c: New file.
1534 * config/tilegx/tilegx-generic.md: New file.
1535 * config/tilegx/tilegx-modes.def: New file.
1536 * config/tilegx/tilegx-multiply.h: New file.
1537 * config/tilegx/tilegx-protos.h: New file.
1538 * config/tilegx/tilegx.c: New file.
1539 * config/tilegx/tilegx.h: New file.
1540 * config/tilegx/tilegx.md: New file.
1541 * config/tilegx/tilegx.opt: New file.
1542 * config/tilepro/constraints.md: New file.
1543 * config/tilepro/gen-mul-tables.cc: New file.
1544 * config/tilepro/linux.h: New file.
1545 * config/tilepro/mul-tables.c: New file.
1546 * config/tilepro/predicates.md: New file.
1547 * config/tilepro/t-tilepro: New file.
1548 * config/tilepro/tilepro-builtins.h: New file.
1549 * config/tilepro/tilepro-c.c: New file.
1550 * config/tilepro/tilepro-generic.md: New file.
1551 * config/tilepro/tilepro-modes.def: New file.
1552 * config/tilepro/tilepro-multiply.h: New file.
1553 * config/tilepro/tilepro-protos.h: New file.
1554 * config/tilepro/tilepro.c: New file.
1555 * config/tilepro/tilepro.h: New file.
1556 * config/tilepro/tilepro.md: New file.
1557 * config/tilepro/tilepro.opt: New file.
1559 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1561 PR tree-optimization/52210
1562 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1563 vect_model_simple_cost with two entry vect_def_type array instead
1564 of an address of dt.
1566 2012-02-14 Richard Guenther <rguenther@suse.de>
1569 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1570 Do not stream DECL_QUALIFIER.
1571 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1572 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1573 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1575 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1578 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1581 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1584 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1585 * cselib.c (cselib_subst_to_values_from_insn): New function.
1586 * sched-deps.c (add_insn_mem_dependence,
1587 sched_analyze_1, sched_analyze_2): Use it.
1589 2012-02-13 Jan Hubicka <jh@suse.cz>
1592 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1594 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1596 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1597 (GTM_SELF_SPECS): Define if not already defined.
1598 (driver_self_specs): Add GTM_SELF_SPECS.
1599 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1600 (GTM_SELF_SPECS): Define.
1601 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1602 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1604 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1606 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1609 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1612 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1613 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1615 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1618 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1620 2012-02-13 Richard Guenther <rguenther@suse.de>
1622 PR translation/52211
1623 * passes.c (enable_disable_pass): Fix typo.
1625 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1628 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1629 XOR for reduce_bit_field if type is unsigned.
1631 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1633 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1634 disallow changes from SFmode to mode with different size in FP regs.
1636 2012-02-12 Robert Millan <rmh@gnu.org>
1637 Gerald Pfeifer <gerald@pfeifer.com>
1639 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1642 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1644 PR rtl-optimization/52175
1645 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1646 to frame-related instructions.
1648 2012-02-10 Jason Merrill <jason@redhat.com>
1651 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1652 (demangle_new_symbols): Fill it.
1653 (scan_linker_output): Walk it.
1654 (start_tweaking): Split out from scan_linker_output.
1655 (maybe_tweak): Update sym->chosen.
1656 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1658 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1661 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1663 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1665 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1666 having the same mode as previous compare.
1668 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1670 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1671 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1672 (nonlocal_goto_internal): Likewise.
1673 (nonlocal_goto): Emit a use and an indirect jump directly.
1675 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1678 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1679 __atomic_{is,always}_lock_free.
1681 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1684 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1685 negative constant address for x32.
1687 2012-02-10 Richard Henderson <rth@redhat.com>
1689 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1690 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1691 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1693 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1694 Ira Rosen <irar@il.ibm.com>
1696 PR tree-optimization/50031
1697 * targhooks.c (default_builtin_vectorization_cost): Handle
1699 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1700 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1701 all types of reduction and pattern statements.
1702 (vect_estimate_min_profitable_iters): Likewise.
1703 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1704 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1705 for explicit realigns.
1706 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1707 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1709 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1710 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1711 vec_perm for VSX and handle vec_promote_demote.
1713 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1716 * builtins.c (fold_builtin_atomic_always_lock_free,
1717 expand_builtin_atomic_always_lock_free,
1718 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1719 Return and/or test boolean_true_node/boolean_false_node instead of
1720 integer_one_node/integer_zero_node.
1722 2012-02-10 Jan Hubicka <jh@suse.cz>
1725 * predict.c (predict_paths_for_bb): Prevent looping.
1726 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1728 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1730 * config/arm/arm.c (output_move_double): In one case properly
1731 count number of instructions that will be emitted.
1733 2012-02-10 Richard Guenther <rguenther@suse.de>
1735 PR translation/52193
1736 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1738 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1741 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1743 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1746 * var-tracking.c (emit_note_insn_var_location): If
1747 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1748 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1749 non-NOTE_DURING_CALL_P insn.
1751 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1754 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1756 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1759 * gcc.c (switch_matches) Support switches with separated form,
1762 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1764 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1766 (RAMPZ_ADDR): Ditto.
1767 * config/avr/avr.c (avr_addr_t): New typedef.
1768 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1769 (avr_init_expanders): Initialize it.
1770 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1772 (expand_epilogue): Ditto.
1773 (avr_print_operand): Ditto.
1774 (avr_file_start): Ditto.
1775 (avr_emit_movmemhi): Ditto.
1777 2012-02-08 Richard Guenther <rguenther@suse.de>
1779 PR tree-optimization/46886
1780 * tree-flow.h (do_while_loop_p): Declare.
1781 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1782 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1784 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1786 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1787 always succeed for integers larger than a native word.
1789 2012-02-08 Richard Guenther <rguenther@suse.de>
1791 PR rtl-optimization/52170
1792 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1793 properly handle integer vector modes.
1795 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1797 PR gcov-profile/52150
1798 * coverage.c: Include target.h.
1799 (build_var): Call targetm.strip_name_encoding on the assembler name.
1800 Change one _ into . or $ if the target allows it.
1801 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1803 PR rtl-optimization/52139
1804 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1805 is a BARRIER after emit_insn_after_noloc, move BB_END
1806 to the last non-BARRIER insn before it.
1808 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1811 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1812 (mips_gimplify_va_arg_expr): Call it instead of
1813 std_gimplify_va_arg_expr.
1815 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1817 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1818 message for -mno-pointers-to-nested-function.
1820 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1823 * expr.c (get_inner_reference): If there is an offset, add a negative
1824 bit position to it (if any).
1826 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1828 PR rtl-optimization/52060
1829 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1830 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1831 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1832 and/or i0src_copy2 when needed.
1834 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1836 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1837 or LTOPLUGINSONAME if have_c.
1839 * config/freebsd-spec.h: Add comment about what macros can be defined
1841 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1842 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1845 2012-02-07 Richard Guenther <rguenther@suse.de>
1847 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1848 newline in -alias dumps.
1850 2012-02-07 Kai Tietz <ktietz@redhat.com>
1851 Dave Korn <dave.korn.cygwin@gmail.com>
1854 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1855 Take care that typinfo gets dllexport-attribute.
1857 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1860 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1861 if modifier < EXPAND_SUM call force_operand on the result.
1863 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1865 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1866 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1868 (epiphany_function_type): Replace types for specific interrupts with
1869 EPIPHANY_FUNCTION_INTERRUPT.
1870 (EPIPHANY_INTERRUPT_P): Update.
1871 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1872 New static function.
1873 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1874 <disinterrupt>: Affects type identity.
1875 (epiphany_handle_interrupt_attribute): Handle variable number of
1877 (epiphany_compute_function_type): Update for new
1878 epiphany_function_type definition.
1879 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1880 handlers with a longcall forwarder.
1881 (epiphany_start_function): Handle multiple interrupt arguments and/or
1882 forwarder_section attribute.
1884 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1887 2012-02-07 Alan Modra <amodra@gmail.com>
1890 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1893 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1895 PR tree-optimization/50969
1896 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1897 use vec_perm rather than vector_stmt.
1898 (vect_model_load_cost): Likewise.
1899 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1900 vec_perm to be the same as other vector statements.
1901 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1902 cost of vec_perm for TARGET_VSX.
1904 2012-02-06 Richard Guenther <rguenther@suse.de>
1906 PR tree-optimization/52115
1907 * tree-sra.c (access_has_replacements_p): New function.
1908 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1910 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1913 * trans-mem.c (expand_call_tm): Add an assertion.
1914 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1917 2012-02-06 Richard Guenther <rguenther@suse.de>
1919 PR tree-optimization/50955
1920 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1921 raise cost of expressions that replace an address with an
1922 expression based on a different pointer.
1924 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1927 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1928 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1930 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1933 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1934 -Weffc++ and specify guidelines come from second edition.
1936 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1938 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1939 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1940 (call_direct_split, call_value_split, call_value_internal_direct)
1941 (call_value_direct_split, call_value_multiple_split): Use jal and
1942 jal_macro attributes.
1944 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1946 * reload1.c (reload_regs_reach_end_p): Replace with...
1947 (reload_reg_rtx_reaches_end_p): ...this function.
1948 (new_spill_reg_store): Update commentary.
1949 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1950 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1951 before setting new_spill_reg_store.
1952 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1953 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1954 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1955 for non-spill reload registers.
1957 2012-02-05 Ira Rosen <irar@il.ibm.com>
1959 PR tree-optimization/52091
1960 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1961 (vect_is_simple_use_1): Likewise.
1962 * tree-vect-loop.c (vectorizable_reduction): Update calls
1963 to vect_is_simple_use_1 and vect_is_simple_use.
1964 (vectorizable_live_operation): Likewise.
1965 * tree-vect-patterns.c (widened_name_p,
1966 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1967 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1968 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1969 vectorizable_shift,vectorizable_operation, vectorizable_store,
1970 vectorizable_load): Likewise.
1971 (vect_is_simple_cond): Add an argument, pass it to
1972 vect_is_simple_use_1.
1973 (vectorizable_condition): Update calls to vect_is_simple_cond,
1975 (vect_is_simple_use): Add an argument, the statement in which
1976 OPERAND is used. Check that if OPERAND's def stmt is a double
1977 reduction phi node, the use is a phi node too.
1978 (vect_is_simple_use_1): Add an argument, pass it to
1980 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1981 to vect_is_simple_use.
1983 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1985 PR rtl-optimization/52095
1986 * modulo-sched.c (dump_insn_locator): New function.
1987 (loop_canon_p, sms_schedule): Use it.
1989 PR rtl-optimization/52113
1990 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1991 even for decomposable shift/zext insns.
1993 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1994 Zdenek Dvorak <ook@ucw.cz>
1996 PR rtl-optimization/52092
1997 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1998 on get_iv_value result.
2000 2012-02-02 Andrew Pinski <apinski@cavium.com>
2004 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2006 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2009 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2011 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2013 PR rtl-optimization/49800
2014 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2015 (sched_finish): Call regstat_free_n_sets_and_refs.
2017 2012-02-02 Jia Liu <proljc@gmail.com>
2019 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2022 2012-02-02 Jan Hubicka <jh@suse.cz>
2023 Tom de Vries <tom@codesourcery.com>
2026 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2027 * varpool.c (varpool_analyze_pending_decls): Likewise.
2029 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2030 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2032 * config.gcc: Add cr16-* support.
2034 * doc/extend.texi: Document cr16 extensions.
2035 * doc/install.texi: Document cr16 install.
2036 * doc/invoke.texi: Document cr16 options.
2037 * doc/md.texi: Document cr16 constraints.
2039 * common/config/cr16/cr16-common.c: New file.
2040 * config/cr16/cr16.c: New file.
2041 * config/cr16/cr16.h: New file.
2042 * config/cr16/cr16.md: New file.
2043 * config/cr16/cr16.opt: New file.
2044 * config/cr16/cr16-protos.h: New file.
2045 * config/cr16/predicates.md: New file.
2046 * config/cr16/constraints.md: New file.
2047 * config/cr16/t-cr16: New file.
2049 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2052 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2053 that operands[2] is either immediate, or q_regs_operand.
2055 PR tree-optimization/52073
2056 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2057 a pattern stmt for pattern uses, ignore uses outside of the loop.
2059 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2061 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2062 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2063 (OUT_AS1, OUT_AS2): Remove.
2065 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2067 PR rtl-optimization/51374
2068 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2069 to cross other volatile_refs_p insns.
2071 2012-02-01 Richard Guenther <rguenther@suse.de>
2073 * doc/invoke.texi (fno-inline): Clarify documentation.
2074 (finline-small-functions): Likewise.
2075 (finline-functions): Likewise.
2076 * common.opt (finline): Adjust comment and documentation.
2077 (finline-small-functions): Clarify documentation.
2078 (finline-functions): Likewise.
2079 (finline-functions-called-once): Likewise.
2081 2012-02-01 Tristan Gingold <gingold@adacore.com>
2083 * c-typeck.c (composite_type): Keep mode for pointers.
2085 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2087 * function.h (regno_reg_rtx): Adjust comment.
2088 * reginfo.c (init_reg_modes_target): Only use the previous mode
2089 if it fits within one register. Remove MIPS comment.
2091 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2094 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2096 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2098 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2099 to srak instruction.
2101 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2103 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2105 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2110 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2112 2012-01-31 Richard Guenther <rguenther@suse.de>
2114 PR tree-optimization/51528
2115 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2118 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2123 * ree.c (add_removable_extension): Change def_map argument
2124 to unsigned *, store in def_map 1 + offset into *insn_list vector
2125 instead of pointers into the vector.
2126 (find_removable_extensions): Adjust caller.
2128 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2130 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2131 Transform all "* quoted-c-code" to { c-code }.
2132 Remove redundant test for "optimize" in combine patterns.
2133 Move (include "avr-dimode.md") to end of file.
2135 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2138 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2139 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2141 2012-01-30 Richard Guenther <rguenther@suse.de>
2143 PR tree-optimization/52028
2144 * tree-loop-distribution.c (ldist_gen): Properly update
2147 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2150 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2151 set_cur_line_info_table if not emitting debug info.
2153 PR tree-optimization/52046
2154 * tree-vect-patterns.c (check_bool_pattern): Give up if
2155 a comparison could throw.
2158 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2160 2012-01-30 Richard Guenther <rguenther@suse.de>
2162 PR tree-optimization/52045
2163 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2164 SSA form if cfgcleanup did anything.
2166 2012-01-30 Richard Guenther <rguenther@suse.de>
2168 PR tree-optimization/52045
2169 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2170 before computing final todo.
2172 2012-01-30 Richard Guenther <rguenther@suse.de>
2174 PR tree-optimization/51528
2175 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2178 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2180 * df-problems.c (df_kill_notes): Check that the use refers
2181 to the note under examination.
2183 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2186 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2187 parameter and use short-lived pseudos.
2188 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2189 (sparc_expand_vector_init): Const-ify local variables and adjust
2190 calls to above functions.
2192 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2194 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2196 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2198 * doc/invoke.texi: Make usage of "compile time" and
2199 "run time"/"runtime" consistent throughout the file.
2201 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2203 * config/alpha/alpha.c (alpha_option_override): Default to
2204 full IEEE compliance mode for Go language.
2206 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2208 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2209 (LINK_SSP_SPEC): Define.
2211 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2214 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2217 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2219 * doc/invoke.texi: Correct hyphenation of "floating point",
2220 "double precision", and related terminology throughout the file.
2222 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2225 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2226 arm_general_register_operand predicate for operand 2 instead of
2229 2012-01-27 Ian Lance Taylor <iant@google.com>
2232 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2233 * builtins.c (expand_builtin_init_trampoline): Add onstack
2234 parameter. Change caller.
2235 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2236 * tree.c (build_common_builtin_nodes): Declare
2237 __builtin_init_heap_trampoline.
2239 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2241 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2242 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2243 * config/avr/avr.c: Ditto.
2244 (avr_regnames): Remove because unused.
2245 * config/avr/avr.md (*cpse.ne): New peephole.
2246 (*cpse.eq): New peephole from former cpse peepholes.
2248 2012-01-27 Michael Eager <eager@eagercon.com>
2250 * config/microblaze.c (microblaze_emit_compare): Correct
2251 test after pcmp instruction.
2253 2012-01-27 Richard Guenther <rguenther@suse.de>
2255 PR tree-optimization/52020
2256 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2258 2012-01-27 Richard Guenther <rguenther@suse.de>
2260 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2261 function non-const/pure.
2263 2012-01-27 Richard Guenther <rguenther@suse.de>
2265 PR tree-optimization/50444
2266 * tree-sra.c (build_ref_for_offset): Properly adjust the
2267 MEM_REF type for unaligned accesses.
2269 2012-01-27 Richard Guenther <rguenther@suse.de>
2271 PR tree-optimization/50444
2272 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2273 (expand_assignment): Use it. Properly handle misaligned
2274 bases when expanding stores to component references.
2275 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2278 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2281 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2282 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2283 * tree-data-ref.c (find_data_references_in_loop): Make static.
2284 (compute_all_dependences): Change return type to bool. Bail out
2285 for too many datarefs in a loop. Move the hunk resetting the data
2286 dependences vector from ...
2287 (compute_data_dependences_for_loop): ... here. Account for
2288 compute_all_dependences returning false.
2289 (compute_data_dependences_for_bb): Likewise.
2290 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2291 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2293 2012-01-27 Richard Guenther <rguenther@suse.de>
2296 * expr.c (store_field): Use the alias-set of the scratch memory
2299 2012-01-27 Tom de Vries <tom@codesourcery.com>
2301 PR tree-optimization/51990
2302 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2304 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2306 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2309 * var-tracking.c (reverse_op): Don't add any reverse operation
2310 if V already has any constant locations.
2312 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2314 * doc/invoke.texi: Correct usage of "command line" (noun)
2315 vs "command-line" (adjective) throughout.
2317 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2319 * doc/invoke.texi (Language Independent Options): Move
2320 -Wcoverage-mismatch blurb from here....
2321 (Warning Options): ...to here.
2323 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2325 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2326 Set rs6000_always_hint to false for 476.
2328 2012-01-27 Matthias Klose <doko@ubuntu.com>
2330 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2332 * incpath.c (add_standard_paths): Likewise.
2334 2012-01-27 Richard Henderson <rth@redhat.com>
2336 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2337 * config/m68k/sync.md (atomic_test_and_set): Rename from
2338 sync_test_and_setqi and adjust the operands.
2339 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2340 and unconditionally enable.
2342 2012-01-27 Richard Henderson <rth@redhat.com>
2344 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2345 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2346 (ldstub): Rename from ldstubqi.
2347 (ldstub<I24MODE>): Remove.
2349 2012-01-27 Richard Henderson <rth@redhat.com>
2351 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2352 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2353 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2354 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2355 * doc/tm.texi: Rebuild.
2357 2012-01-27 Richard Henderson <rth@redhat.com>
2359 * optabs.c (gen_atomic_test_and_set): Remove default.
2360 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2362 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2364 PR rtl-optimization/51978
2365 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2366 (combine_reaching_defs): Likewise.
2367 (struct re_info): Remove.
2368 (add_removable_extension): Remove x and data arguments,
2369 add insn, insn_list and def_map. Use the arguments directly
2370 instead of using struct re_info.
2371 (find_removable_extensions): Don't call add_removable_extension
2372 through note_stores, instead just call it with single_set
2374 (find_and_remove_re): Pass curr_cand->expr instead of
2375 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2377 2012-01-26 Michael Matz <matz@suse.de>
2379 PR tree-optimization/46590
2380 * cfgexpand.c: Revert last change (r183305).
2381 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2383 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2384 checking for emptiness.
2386 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2389 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2390 non-addressable non-BLKmode base correctly.
2392 2012-01-26 Michael Matz <matz@suse.de>
2394 PR tree-optimization/48794
2395 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2396 regions referenced from RESX/EH_DISPATCH.
2398 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2400 * config/s390/s390.h: Make BRANCH_COST an option.
2401 * config/s390/s390.opt: New option -mbranch-cost.
2403 2012-01-26 Richard Henderson <rth@redhat.com>
2405 Revert 2012-01-24 change:
2406 * trans-mem.c (requires_barrier): Do not instrument thread local
2407 variables and emit save/restore for them.
2409 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2412 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2415 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2417 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2420 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2423 Rename __pgm to __flash.
2424 Rename __pgm1 to __flash1.
2425 Rename __pgm2 to __flash2.
2426 Rename __pgm3 to __flash3.
2427 Rename __pgm4 to __flash4.
2428 Rename __pgm5 to __flash5.
2429 Rename __pgmx to __memx.
2430 * doc/extend.texi (AVR Named Address Spaces)
2431 Rename address space names as indicated above.
2432 * config/avr/avr.c (avr_addrspace): Ditto.
2434 * config/avr/avr-protos.h
2435 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2436 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2437 * config/avr/predicates.md: Ditto.
2438 * config/avr/avr.c Ditto, and
2439 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2440 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2442 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2443 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2444 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2445 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2446 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2447 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2448 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2449 * config/avr/avr.c: Ditto.
2450 * config/avr/avr.md: Ditto.
2452 2012-01-25 Jason Merrill <jason@redhat.com>
2455 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2457 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2459 PR tree-optimization/51987
2460 * tree-data-ref.c (get_references_in_stmt): Handle references in
2461 non-volatile GIMPLE_ASM.
2463 2012-01-25 Richard Guenther <rguenther@suse.de>
2465 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2466 bases are dereferenced.
2468 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2470 PR rtl-optimization/48374
2471 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2473 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2475 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2476 compute_data_dependences_for_loop returns false.
2477 * tree-parloops.c (loop_parallel_p): Likewise.
2479 2012-01-25 Richard Guenther <rguenther@suse.de>
2481 * tree.h (get_pointer_alignment_1): Declare.
2482 * builtins.c (get_pointer_alignment_1): New function.
2483 (get_pointer_alignment): Use it.
2485 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2487 PR rtl-optimization/48308
2488 * combine.c (enum undo_kind): Add UNDO_LINKS.
2489 (struct undo): Add member l to other_contents and where.
2490 (do_SUBST_LINK): New.
2492 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2493 (undo_all): Handle UNDO_LINKS.
2495 2012-01-25 Richard Henderson <rth@redhat.com>
2497 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2500 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2502 * optabs.c (gen_atomic_test_and_set): Use each argument.
2504 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2506 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2507 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2508 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2509 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2510 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2511 TARGET_PAIRED_SINGLE_FLOAT.
2513 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2515 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2516 (in_struct, return_val): Remove MEM documentation.
2517 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2518 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2519 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2521 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2522 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2523 * expr.c (store_field): Likewise.
2524 * function.c (assign_stack_temp_for_type): Likewise.
2525 * ifcvt.c (noce_try_cmove_arith): Likewise.
2526 * reload1.c (reload): Likewise.
2527 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2528 (alpha_set_memflags): Likewise.
2529 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2531 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2533 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2535 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2536 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2537 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2539 * cselib.c (cselib_rtx_varies_p): Delete.
2540 (cselib_invalidate_mem): Update call to canon_true_dependence.
2541 * dse.c (record_store, check_mem_read_rtx): Likewise.
2542 (scan_reads_nospill): Likewise.
2543 * cse.c (check_dependence): Likewise.
2544 (cse_rtx_varies_p): Delete.
2545 * expr.c (safe_from_p): Update call to true_dependence.
2546 * ira.c (validate_equiv_mem_from_store): Likewise.
2547 (memref_referenced_p): Likewise.
2548 * postreload-gcse.c (find_mem_conflicts): Likewise.
2549 * sched-deps.c (sched_analyze_2): Likewise.
2550 * store-motion.c (load_kills_store): Likewise.
2551 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2552 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2553 (compute_transp): Update call to canon_true_dependence.
2555 2012-01-25 Richard Henderson <rth@redhat.com>
2557 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2558 (maybe_emit_atomic_test_and_set): New.
2559 (expand_sync_lock_test_and_set): Use it.
2560 (expand_atomic_test_and_set): Likewise.
2561 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2562 the implementation; clarify implementation defined details.
2563 * doc/md.texi (atomic_test_and_set): Document.
2565 2012-01-25 Richard Henderson <rth@redhat.com>
2567 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2569 2012-01-25 Richard Henderson <rth@redhat.com>
2572 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2573 to effect no-op split.
2575 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2578 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2579 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2580 (BT_FN_VOID_PTR_INT_SIZE): New.
2581 (BT_FN_UINT_UINT_VAR): Remove.
2582 (BT_FN_UINT32_UINT32_VAR): New.
2583 (BT_FN_DOUBLE_VPTR): Remove.
2584 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2586 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2587 (_ITM_changeTransactionMode): Same.
2588 (_ITM_memmoveRtWt): Change return type to void.
2589 (_ITM_memcpyRtWt): Same.
2590 (_ITM_memsetW): Same.
2591 (_ITM_RaRD): Change types to double.
2596 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2598 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2599 Patrick Marlier <patrick.marlier@gmail.com>
2601 * trans-mem.c (requires_barrier): Do not instrument thread local
2602 variables and emit save/restore for them.
2604 2012-01-24 Jason Merrill <jason@redhat.com>
2607 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2608 output static aliases.
2610 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2613 * common.opt (-pie, -shared, pie, shared): Change from Common to
2615 * gcc.c (display_help): Display help for -pie and -shared.
2617 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2620 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2621 Remove note on size/offset limitation.
2622 (AVR Variable Attributes): Add example how to read data located
2623 with progmem. Refer to named address spaces.
2624 * doc/invoke.texi (AVR Options): Fix typo.
2626 2012-01-24 Richard Guenther <rguenther@suse.de>
2628 Forward-port to trunk
2629 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2632 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2633 op0 isn't sufficiently aligned and there is movmisalignM
2634 insn for mode, use it to load op0 into a temporary register.
2636 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2639 * target.def (const_not_ok_for_debug_p): New hook.
2640 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2642 * doc/tm.texi: Regenerated.
2643 * dwarf2out.c (const_ok_for_output_1): If
2644 targetm.const_not_ok_for_debug_p returns true, fail.
2645 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2647 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2649 2012-01-23 Kai Tietz <ktietz@redhat.com>
2652 * config/i386/predicates.md (symbolic_operand): Allow
2653 UNSPEC_PCREL as PIC expression for lea.
2654 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2655 * config/i386/i386.c (ix86_delegitimize_address): Handle
2656 UNSPEC_PCREL for none-MEM, too.
2658 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2660 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2661 (ipa_tm_create_version_alias): Same.
2663 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2666 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2667 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2669 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2670 Patrick Marlier <patrick.marlier@gmail.com>
2671 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2674 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2675 simple_object_start_read.
2677 2012-01-23 Richard Guenther <rguenther@suse.de>
2680 PR tree-optimization/51895
2681 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2682 parameter decomposition into BLKmode components.
2684 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2686 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2687 fake variables for restrict-qualified pointers whose pointed-to type
2688 contains a placeholder.
2690 2012-01-23 Richard Guenther <rguenther@suse.de>
2692 PR tree-optimization/51949
2693 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2695 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2697 PR rtl-optimization/51933
2698 * ree.c (transform_ifelse): Return true right away if dstreg is
2699 already wider or equal to cand->mode.
2700 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2701 (make_defs_and_copies_lists): Remove defs_list and copies_list
2702 arguments, add state argument, just truncate state->work_list
2703 instead of always allocating and freeing the vector. Assert that
2704 get_defs succeeds instead of returning 2. Changed return type to bool.
2705 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2706 have ext_src_mode, see if it has been modified already with the
2707 right kind of extension and has been extended before from the
2708 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2709 just return true. Remember the original mode in state->modified array.
2710 (combine_reaching_defs): Add state argument. Don't allocate and
2711 free here def_list, copied_list and vec vectors, instead just
2712 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2713 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2714 Add state variable, clear vectors in it, initialize state.modified
2715 if needed. Free all the vectors at the end and state.modified too.
2716 Don't skip a candidate if the extension expression has been modified.
2718 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2721 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2722 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2723 (extra_options) interix.opt -> i386/interix.opt"
2724 (extra_objs):Add winnt-stubs.o
2725 * configure.ac: Add interix to target_os .comm on PE check.
2726 * configure: Regenerate.
2727 * config/interix3.h: Delete and move bits to..
2728 * config/interix.h: Delete and move bits to..
2729 * config/i386/i386-interix3.h: Delete and move bits to..
2730 * config/i386/i386-interix.h: ..here.
2731 (TARGET_CPU_DEFAULT): Remove redefinition.
2732 (TARGET_ASM_CONSTRUCTOR): Undefine.
2733 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2734 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2735 (PTRDIFF_TYPE): Define.
2736 (LONG_DOUBLE_TYPE_SIZE): Define.
2737 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2738 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2739 (TARGET_SECTION_TYPE_FLAGS): Define.
2740 (ASM_DECLARE_FUNCTION_NAME): Define.
2741 (ASM_OUTPUT_EXTERNAL): Define.
2742 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2743 (ASM_OUTPUT_ALIGNED_BSS): Define.
2744 (PCC_BITFIELD_TYPE_MATTERS): Define.
2745 (USE_CONST_SECTION): Define.
2746 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2747 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2748 (SUPPORTS_ONE_ONLY): Remove.
2749 (I386_PE_STRIP_ENCODING): Define.
2750 * config/interix.opt: Delete and move bits to..
2751 * config/i386/interix.opt: ..here. New.
2752 (mpe-aligned-commons): Add.
2753 * config/i386/t-interix: Add copyright header.
2754 (winnt-stubs.o): Add rule.
2756 2012-01-22 Jason Merrill <jason@redhat.com>
2759 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2760 for extra name aliases.
2762 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2764 PR rtl-optimization/51924
2765 * ree.c (combine_set_extension): Improve debugging message.
2766 (combine_reaching_defs): Likewise.
2767 (get_defs): Rename confusingly named variable.
2768 (find_and_remove_re): Skip a candidate if the extension expression has
2771 2012-01-21 Robert Millan <rmh@gnu.org>
2772 Gerald Pfeifer <gerald@pfeifer.com>
2774 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2775 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2777 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2779 PR tree-optimization/51914
2780 * tree-vect-stmts.c (vectorizable_conversion): For
2781 cvt_type && modifier == WIDEN, put temporary with cvt_type
2782 at the beginning of vec_dsts and set vec_dest to temporary
2785 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2787 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2789 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2791 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2792 * config/rs6000/rs6000.c: Likewise.
2794 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2797 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2798 output_move_double on a copy of operands array.
2800 2012-01-20 Cary Coutant <ccoutant@google.com>
2801 Dodji Seketeli <dodji@redhat.com>
2804 * dwarf2out.c (copy_declaration_context): Return ref to parent
2805 of declaration DIE, if necessary.
2806 (remove_child_or_replace_with_skeleton): Add new parameter; update
2807 caller. Place skeleton DIE under parent DIE of original declaration.
2808 Move call to copy_declaration_context to here ...
2809 (break_out_comdat_types): ... from here.
2811 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2813 PR rtl-optimization/51856
2814 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2817 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2820 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2821 hints for neon loads and stores.
2823 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2827 * doc/extend.texi (Named Address Spaces): Split into subsections.
2828 (AVR Named Address Spaces): New subsection.
2829 (M32C Named Address Spaces): New subsection.
2830 (RL78 Named Address Spaces): New subsection.
2831 (SPU Named Address Spaces): New subsection.
2832 (Variable Attributes): New anchor "AVR Variable Attributes".
2833 (AVR Variable Attributes): Rewrite and avoid wording
2834 "address space" in this context.
2835 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2836 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2837 (AVR Built-in Macros): New subsubsection therein.
2838 * doc/md.texi (AVR constraints): Remove "C04", "R".
2840 2012-01-20 Richard Guenther <rguenther@suse.de>
2842 PR tree-optimization/51903
2843 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2844 when removing stmts.
2846 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2849 * config/arm/arm.c (arm_load_pic_register): Use
2850 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2851 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2852 (arm_pic_static_addr): Likewise.
2853 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2854 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2855 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2856 (pic_load_addr_unified): New.
2858 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2861 * function.c (instantiate_virtual_regs_in_insn): Use
2862 delete_insn_and_edges when removing a wrong asm insn.
2864 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2866 PR rtl-optimization/40761
2867 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2868 Add new member loop_num.
2869 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2870 (ira_build): Remove the parameter.
2872 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2873 (ira.c): Do not build CFG loops for one region allocation. Remove
2874 argument from ira_build call.
2876 * ira-build.c (init_loop_tree_node): New function.
2877 (create_loop_tree_nodes): Use it. Separate the case when CFG
2878 loops are not built.
2879 (more_one_region_p): Check current_loops.
2880 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2882 (add_loop_to_tree): Process loop equal to NULL too.
2883 (form_loop_tree): Separate the case when CFG loops are not built.
2884 Use explicitly number for the root.
2885 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2887 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2888 instead of loop->num.
2889 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2890 (mark_all_loops_for_removal): Ditto.
2891 (remove_unnecessary_regions): Separate the case when CFG loops
2893 (ira_build): Remove the parameter. Use explicit number of regions
2894 when CFG loops are not built.
2896 * ira-color.c (print_loop_title): Separate the case for the root node.
2897 Use loop_num instead of loop->num.
2898 (move_spill_restore): Use loop_num instead of loop->num.
2900 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2901 (change_loop): Ditto.
2902 (change_loop): Use loop_num instead of loop->num.
2904 * ira-lives.c (process_bb_node_lives): Ditto.
2906 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2908 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2910 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2913 * tree-mudflap.c (mf_artificial): New function.
2914 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2915 mx_register_decls, mudflap_enqueue_decl): Use it.
2918 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2919 numbers in the insn pattern.
2921 2012-01-19 Michael Matz <matz@suse.de>
2923 PR tree-optimization/46590
2924 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2925 use it in remembering which conflicts we already created.
2926 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2929 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2932 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2933 (merge_and_complain): Same.
2935 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2938 * config/initfini-array.h: Guard content of the header
2939 with #ifdef HAVE_INITFINI_ARRAY.
2940 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2941 Add initfini-array.h to tm_file here.
2942 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2943 * config.gcc: Don't add initfini-array.h to tm_file here.
2944 * configure: Regenerated.
2946 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2948 PR rtl-optimization/51505
2949 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2950 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2951 (df_note_bb_compute): Update the call to df_kill_notes.
2953 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2955 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2957 2012-01-18 Richard Guenther <rguenther@suse.de>
2959 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2960 of conversions to void *.
2962 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2963 Richard Sandiford <rdsandiford@googlemail.com>
2967 * optabs.h (simplify_expand_binop): Declare.
2968 * optabs.c (simplify_expand_binop): Make global.
2969 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2970 endian targets if the source cannot be exactly covered by word
2973 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2976 * hard-reg-set.h (struct hard_reg_set_container): New type.
2977 * target.h (struct hard_reg_set_container): Forward declare.
2978 * target.def (set_up_by_prologue): New target hook.
2979 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2980 * doc/tm.texi: Regenerated.
2981 * function.c (thread_prologue_and_epilogue_insns): Change
2982 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2983 Call targetm.set_up_by_prologue on it.
2984 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2985 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2987 2012-01-17 Nick Clifton <nickc@redhat.com>
2989 * config/rx/rx.c (rx_can_use_simple_return): New function.
2990 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2991 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2993 2012-01-17 Richard Guenther <rguenther@suse.de>
2996 * expr.c (expand_assignment): Take address-space information
2997 from the address operand of MEM_REF and TARGET_MEM_REF.
2998 (expand_expr_real_1): Likewise.
3000 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3002 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3003 reload dump is requested.
3005 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3008 * trans-mem.c (requires_barrier): Call may_be_aliased.
3010 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3012 PR tree-optimization/51877
3013 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3014 call arguments and fndecls compare equal, instead return false if they
3015 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3016 both SSA_NAMEs that are valueized the same, or they satisfy
3019 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3021 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3023 * configure: Regenerate.
3025 2012-01-16 Jan Hubicka <jh@suse.cz>
3029 * convert.c (convert_to_integer): Use fold_convert for
3030 converting an INTEGER_CST to integer type.
3032 2012-01-16 Jason Merrill <jason@redhat.com>
3035 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3037 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3040 * config/s390/s390.c (s390_chunkify_start): Don't skip
3041 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3042 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3043 If insn is followed by NOTE_INSN_VAR_LOCATION or
3044 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3045 Don't use location of note insns.
3047 PR tree-optimization/51865
3048 * tree-inline.c (tree_function_versioning): Call remap_decl
3049 on DECL_RESULT whenever it has VOID_TYPE_P type.
3051 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3053 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3054 for calls to locally-binding MIPS16 functions if only the return
3055 type uses float regs.
3057 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3058 Richard Sandiford <rdsandiford@googlemail.com>
3060 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3061 (SYMBOL_32_HIGH): Likewise.
3062 (mips_output_tls_reloc_directive): Declare.
3063 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3064 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3065 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3066 (mips_lo_relocs, mips_hi_relocs): Make extern.
3067 (mips16_stub_function): Move up file.
3068 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3069 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3070 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3071 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3072 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3073 (mips_get_tp): Add MIPS16 support.
3074 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3075 Generalize DTPREL and TPREL handling.
3076 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3077 Add MIPS16 TLS support.
3078 (mips_output_tls_reloc_directive): New function.
3079 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3080 * config/mips/predicates.md (symbolic_operand_with_high)
3081 (tls_reloc_operand): New predicates.
3082 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3083 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3084 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3085 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3086 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3087 (*tls_get_tp_mips16_call_<mode>): Likewise.
3089 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3091 PR rtl-optimization/51821
3092 * recog.c (peep2_find_free_register): Determine clobbered registers
3095 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3098 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3099 * config/avr/avr.c: Likewise.
3100 * config/avr/avr.h: Likewise.
3102 2012-01-13 Ian Lance Taylor <iant@google.com>
3105 * tree.h (TYPE_QUALS): Add cast to int.
3106 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3108 2012-01-13 Ian Lance Taylor <iant@google.com>
3110 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3111 comparing param_index to VEC_length result.
3113 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3115 * c-decl.c: Do not include tree-mudflap.h
3116 * tree-optimize.c: Likewise.
3117 * Makefile.in: Update dependencies.
3119 2012-01-13 Richard Guenther <rguenther@suse.de>
3122 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3123 variable-sized result always use RSO.
3125 2012-01-12 DJ Delorie <dj@redhat.com>
3127 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3128 pointer type, not just the default pointer type.
3130 2012-01-09 Richard Henderson <rth@redhat.com>
3131 Denis Chertykov <chertykov@gmail.com>
3134 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3135 * config/avr/avr.c (avr_can_eliminate): Simplify.
3136 (avr_initial_elimination_offset): Likewise.
3137 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3138 (expand_epilogue): Likewise.
3139 (avr_legitimize_address): Gut.
3140 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3141 (avr_hard_regno_nregs): New.
3142 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3143 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3144 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3145 add soft frame pointer.
3146 (CALL_USED_REGISTERS): Likewise.
3147 (REG_CLASS_CONTENTS): Likewise.
3148 (REGISTER_NAMES): Likewise.
3149 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3150 (HARD_FRAME_POINTER_REGNUM): New.
3151 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3152 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3153 remove the HARD_FRAME_POINTER self-elimination.
3155 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3158 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3159 DECL_EXTERNAL when checking for initializers of progmem variables.
3161 2012-01-12 Ira Rosen <irar@il.ibm.com>
3163 PR tree-optimization/51799
3164 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3165 that the last operation is a type demotion.
3167 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3169 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3170 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3172 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3175 * combine.c (distribute_notes): If i3 is a noreturn call,
3176 allow old_size to be equal to args_size and make sure the
3177 noreturn call gets REG_ARGS_SIZE note.
3178 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3179 on noreturn calls even when the delta is 0.
3181 2012-01-11 Nathan Sidwell <nathan@acm.org>
3183 * gcov.c (STRING_SIZE): Remove.
3184 (generate_results): Erase annotations for source files with no
3185 coverage information.
3187 (output_lines): Use it.
3189 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3191 * gimple.h (gimplify_body): Remove first argument.
3192 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3193 pointer set here, instead just pass DATA to walk_tree.
3194 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3195 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3196 (unvisit_body): Likewise, but with unmark_visited.
3197 (gimplify_body): Remove BODY_P argument and adjust.
3198 (gimplify_function_tree): Adjust call to gimplify_body.
3199 * omp-low.c (finalize_task_copyfn): Likewise.
3201 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3203 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3204 (build_function_type_skip_args): Delete.
3205 * tree.c (build_function_type_skip_args): Make static and add
3206 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3207 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3208 pass it to build_function_type_skip_args.
3209 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3210 (tree_function_versioning): Likewise.
3211 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3212 build_function_decl_skip_args.
3213 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3214 and pass it to build_function_decl_skip_args/tree_function_versioning.
3215 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3216 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3217 * trans-mem.c (ipa_tm_create_version): Likewise.
3218 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3219 * tree-inline.c (declare_return_variable): Remove always-true test.
3220 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3221 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3222 * ipa-split.c (split_function): Skip the return value for the split
3223 part if it doesn't return.
3225 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3227 PR tree-optimization/49642
3228 * ipa-split.c (forbidden_dominators): New variable.
3229 (check_forbidden_calls): New function.
3230 (dominated_by_forbidden): Likewise.
3231 (consider_split): Check for forbidden dominators.
3232 (execute_split_functions): Initialize and free forbidden
3233 dominators info; call check_forbidden_calls.
3235 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3237 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3239 2012-01-11 Nick Clifton <nickc@redhat.com>
3241 * config/rx/rx.md (return): Define pattern.
3243 2012-01-11 Richard Guenther <rguenther@suse.de>
3245 * doc/extend.texi (malloc attribute): Adjust according to
3248 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3249 Patrick Marlier <patrick.marlier@gmail.com>
3252 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3253 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3254 (ipa_tm_note_irrevocable): Same.
3255 (ipa_tm_scan_irr_block): Same.
3256 (ipa_tm_decrement_clone_counts): Same.
3257 (ipa_tm_scan_irr_function): Same.
3258 (ipa_tm_create_version_alias): Same.
3259 (ipa_tm_create_version): Same.
3260 (ipa_tm_transform_calls_redirect): Same.
3261 (ipa_tm_transform_calls): Same.
3262 (ipa_tm_transform_transaction): Same.
3263 (ipa_tm_execute): Same.
3265 2012-01-10 Richard Guenther <rguenther@suse.de>
3268 * opts.c (common_handle_option): Handle -Werror.
3270 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3272 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3275 2012-01-10 Jason Merrill <jason@redhat.com>
3277 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3280 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3282 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3283 supports R_386_TLS_GD_PLT reloc.
3284 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3285 supports R_386_TLS_LDM_PLT reloc.
3286 * configure: Regenerate.
3287 * config.in: Regenerate.
3289 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3292 Extend __pgmx semantics to linearize memory.
3293 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3294 determine if code comes inline or from libgcc.
3295 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3296 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3297 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3298 (movmemx_qi, movmemx_hi): New insns.
3299 (xload_<mode>_libgcc): Rewrite to new insn condition.
3300 (xload_<mode>): Remove insns.
3301 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3302 cases that don't satisfy avr_xload_libgcc_p().
3303 (avr_addr_space_convert): Allow converting in any direction.
3304 (avr_addr_space_subset_p): Return always true.
3305 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3306 (avr_emit_movmemhi): Ditto.
3307 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3308 (avr_out_movmem): Ditto.
3309 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3310 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3311 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3312 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3313 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3315 2012-01-10 Richard Guenther <rguenther@suse.de>
3317 PR tree-optimization/50913
3318 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3319 Require data-refs to be representable by Graphite with respect
3322 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3324 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3325 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3327 2012-01-10 Tom de Vries <tom@codesourcery.com>
3329 PR rtl-optimization/51271
3330 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3331 handling annulled branch.
3333 2012-01-10 Richard Henderson <rth@redhat.com>
3335 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3336 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3337 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3338 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3339 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3340 arm_expand_vec_perm_const): New.
3341 * config/arm/arm-protos.h: Update.
3342 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3343 (*neon_vswp<VDQX>): New.
3344 (neon_vcombine<VDX>): Use neon_split_vcombine.
3345 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3346 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3347 (vec_perm<VE>): New.
3349 2012-01-10 Richard Henderson <rth@redhat.com>
3351 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3352 use it if reload_completed.
3353 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3354 arm_output_asm_insn, arm_process_output_memory_barrier,
3355 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3356 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3357 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3358 arm_process_output_sync_insn, arm_output_sync_insn,
3359 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3360 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3361 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3362 (emit_unlikely_jump): New.
3363 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3364 (arm_split_atomic_op): New.
3365 * config/arm/arm-protos.h: Update.
3366 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3367 (struct arm_sync_generator): Remove.
3368 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3369 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3370 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3371 (VUNSPEC_LL, VUNSPEC_SC): New.
3372 (sync_result, sync_memory, sync_required_value, sync_new_value,
3373 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3374 (attr length): Don't use arm_sync_loop_insns.
3375 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3376 (movsfcc, movdfcc): Likewise.
3377 * config/arm/constraints.md (Ua): New.
3378 * config/arm/prediates.md (mem_noofs_operand): New.
3379 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3380 (sync_clobber, sync_t2_reqd): Remove.
3381 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3382 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3383 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3384 (arm_sync_compare_and_swap<SIDI>): Remove.
3385 (arm_sync_compare_and_swap<NARROW>): Remove.
3386 (arm_sync_lock_test_and_set<SIDI>): Remove.
3387 (arm_sync_lock_test_and_set<NARROW>): Remove.
3388 (arm_sync_new_<syncop><SIDI>): Remove.
3389 (arm_sync_new_<syncop><NARROW>): Remove.
3390 (arm_sync_new_nand<SIDI>): Remove.
3391 (arm_sync_new_nand<NARROW>): Remove.
3392 (arm_sync_old_<syncop><SIDI>): Remove.
3393 (arm_sync_old_<syncop><NARROW>): Remove.
3394 (arm_sync_old_nand<SIDI>): Remove.
3395 (arm_sync_old_nand<NARROW>): Remove.
3396 (*memory_barrier): Merge arm_output_memory_barrier.
3397 (atomic_compare_and_swap<QHSD>): New.
3398 (atomic_compare_and_swap<NARROW>_1): New.
3399 (atomic_compare_and_swap<SIDI>_1): New.
3400 (atomic_exchange<QHSD>): New.
3401 (cas_cmp_operand, cas_cmp_str): New.
3402 (atomic_op_operand, atomic_op_str): New.
3403 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3404 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3405 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3406 (arm_load_exclusive<NARROW>): New.
3407 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3408 (arm_store_exclusive<QHSD>): New.
3410 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3412 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3413 reload patterns if -mvsx-scalar-memory.
3415 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3416 generated, even -mno-vsx-scalar-double was used.
3417 (vsx_xscvdpsp_scalar): Likewise.
3418 (vsx_xscvspdp_scalar2): Likewise.
3420 2012-01-09 Tom de Vries <tom@codesourcery.com>
3421 Andrew Pinski <apinski@cavium.com>
3424 * reorg.c (fill_slots_from_thread): Don't speculate
3425 frame-related insns.
3427 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3429 * sched-int.h (bb_note): Move to...
3430 * basic-block.h: ...here.
3431 * haifa-sched.c (bb_note): Move to...
3432 * cfgrtl.c: ...here.
3433 * function.c (next_block_for_reg): New function.
3434 (move_insn_for_shrink_wrap): Likewise.
3435 (prepare_shrink_wrap): Rewrite to use the above.
3437 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3439 * gimple.c (is_gimple_non_addressable): Remove.
3440 * gimple.h: Remove is_gimple_non_addressable.
3441 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3442 is_gimple_non_addressable.
3443 * trans-mem.c (expand_assign_tm): Same.
3445 2012-01-09 Richard Guenther <rguenther@suse.de>
3447 PR tree-optimization/51775
3448 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3449 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3451 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3453 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3455 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3457 2012-01-09 Richard Guenther <rguenther@suse.de>
3459 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3461 2012-01-08 Jan Hubicka <jh@suse.cz>
3463 PR tree-optimize/51680
3464 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3465 on when known_vals needs to be computed; cleanup.
3467 2012-01-08 Jan Hubicka <jh@suse.cz>
3469 PR tree-optimize/51694
3470 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3472 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3474 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3475 for -std=c++98 and -std=c++11 too.
3477 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3479 * cfgloop.c (cancel_loop): Add free() of bbs array.
3481 2012-01-07 Jan Hubicka <jh@suse.cz>
3483 PR tree-optimization/51600
3484 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3485 that benefits small functions.
3487 2012-01-07 Jan Hubicka <jh@suse.cz>
3489 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3491 2012-01-07 Jan Hubicka <jh@suse.cz>
3493 PR tree-optimization/51680
3494 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3495 whose inlining reduce unit size.
3497 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3500 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3501 Add canonical node to containing_mem chain after the non-canonical
3502 one, even if there weren't any locs to propagate.
3503 (remove_useless_values): Keep only canonical values.
3504 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3505 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3506 canonicalize mem_chain elements that are not discarded.
3508 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3511 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3512 before emitting functions.
3514 PR gcov-profile/50127
3515 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3516 clear_aux_for_blocks.
3518 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3521 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3523 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3525 * c-decl.c (ext_block): Moved up.
3526 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3528 2012-01-06 Han Shen <shenhan@google.com>
3530 Translate built-in include paths for sysroot.
3531 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3532 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3534 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3535 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3537 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3538 control whether sysroot should be prepended to gxx include dir.
3540 * configure: Regenerate.
3542 2012-01-06 Torvald Riegel <triegel@redhat.com>
3544 PR rtl-optimization/51771
3545 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3546 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3548 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3550 PR tree-optimization/51315
3551 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3552 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3554 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3557 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3558 for shrp pattern. Correctly handle and fixup shift variable.
3559 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3561 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3564 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3565 note when !ACCUMULATE_OUTGOING_ARGS.
3567 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3569 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3571 (extract_range_from_unary_expr_1): Avoid useless computations.
3573 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3575 PR rtl-optimization/51767
3576 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3577 of jump_block and add an extra edge for degenerated asm gotos.
3580 * stmt.c (check_unique_operand_names): Don't ICE during error
3581 reporting if i is from labels chain.
3584 * profile.c (branch_prob): Split bbs that have exit edge
3585 and need a fake entry edge too.
3587 2012-01-05 Jan Hubicka <jh@suse.cz>
3590 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3593 2012-01-05 Richard Guenther <rguenther@suse.de>
3596 * tree-streamer-out.c (write_ts_optimization): New function.
3597 (streamer_write_tree_body): Call it.
3598 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3599 (streamer_read_tree_body): Call it.
3600 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3602 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3605 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3606 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3607 in_cleanup_point_expr before gimplify_stmt call and restore it
3609 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3610 in_cleanup_point_expr is false.
3612 2012-01-05 Richard Guenther <rguenther@suse.de>
3615 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3617 * toplev.c (process_options): Reject combining mudflap and LTO.
3618 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3620 2012-01-05 Richard Guenther <rguenther@suse.de>
3622 PR tree-optimization/51760
3623 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3625 (bit_value_unop): Handle UNDEFINED operands.
3626 (bit_value_binop): Likewise.
3628 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3630 * config/avr/avr.c (avr_replace_prefix): Remove.
3631 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3632 (avr_asm_function_rodata_section): Ditto.
3633 (avr_asm_select_section): Ditto.
3635 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3637 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3640 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3643 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3644 calls that have any non-fake successor edges.
3647 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3649 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3651 PR tree-optimization/51624
3652 * tree-sra.c (build_ref_for_model): When replicating a chain of
3653 COMPONENT_REFs, stop as soon as the offset would become negative.
3655 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3658 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3659 in .debug_loc on the floor.
3661 2012-01-04 Andrew Pinski <apinski@cavium.com>
3663 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3665 2012-01-04 Andrew Pinski <apinski@cavium.com>
3666 Adam Nemet <anemet@caviumnetworks.com>
3668 * config/mips/mips.md (size): Add SI and DI.
3669 (SIZE): New mode attribute.
3670 (U): New code attribute.
3671 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3672 (mips_lbux_<mode>): Delete.
3673 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3674 (mips_lhx): Use gen_mips_lhx_extsi.
3675 (mips_lhx_<mode>): Delete.
3677 (mips_l<size>x): New expand.
3678 (mips_lwx_<mode>): Delete.
3679 (mips_l<GPR:size>x_<P:mode>): New pattern.
3680 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3681 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3682 * config/mips/mips.c (mips_lx_address_p): New function.
3683 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3684 (dsp64): New availability predicate.
3685 (mips_builtins): Add an entry for __builtin_mips_ldx.
3686 * config/mips/mips.h (ISA_HAS_LBX): New define.
3687 (ISA_HAS_LBUX): Likewise.
3688 (ISA_HAS_LHX): Likewise.
3689 (ISA_HAS_LHUX): Likewise.
3690 (ISA_HAS_LWX): Likewise.
3691 (ISA_HAS_LWUX): Likewise.
3692 (ISA_HAS_LDX): Likewise.
3693 * doc/extend.texi (__builtin_mips_ldx): Document.
3695 2012-01-04 Tristan Gingold <gingold@adacore.com>
3697 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3698 when long pointers are used.
3699 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3700 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3701 (ia64-hp-*vms*): Remove.
3702 * config/vms/xm-vms64.h: Delete.
3704 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3707 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3709 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3711 * opts.c (finish_options): Remove duplicate sorry.
3713 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3716 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3719 2012-01-04 Richard Guenther <rguenther@suse.de>
3722 * tree.c (size_low_cst): New function.
3723 * tree.h (size_low_cst): Declare.
3724 * fold-const.c (fold_comparison): Use it to extract the low
3725 part of the POINTER_PLUS_EXPR offset.
3727 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3729 Fix clearing ZERO_REG
3730 * config/avr/avr.md (cc): Add alternative "ldi".
3731 (movqi_insn): Use it in cc attribute.
3732 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3733 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3734 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3736 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3738 * configure: Regenerate.
3740 2012-01-04 Richard Guenther <rguenther@suse.de>
3742 PR tree-optimization/49651
3743 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3744 (var_can_have_subvars): Use it.
3745 (get_constraint_for_1): Only consider subfields if there can be any.
3747 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3750 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3751 to its new canonical_cselib_val and the cselib_val was in
3752 first_containing_mem chain, but the canonical_cselib_val was not,
3753 add the latter into the chain.
3754 (cselib_invalidate_mem): Compare canonical_cselib_val of
3755 addr_list chain elt with v.
3758 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3759 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3761 (output_macinfo_op): Don't ggc_strdup fd->filename.
3762 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3763 then ggc_strdup it. Don't free inc->info or cur->info.
3764 (output_macinfo): Don't free ref->info or file->info.
3766 2012-01-03 Ira Rosen <irar@il.ibm.com>
3768 PR tree-optimization/51269
3769 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3770 first_niters a pointer.
3771 (slpeel_tree_peel_loop_to_edge): Likewise.
3772 (vect_do_peeling_for_loop_bound): Update call to
3773 slpeel_tree_peel_loop_to_edge.
3774 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3775 here. Remove it from the parameters list.
3776 (vect_do_peeling_for_alignment): Update calls and compute
3779 2012-01-03 Richard Guenther <rguenther@suse.de>
3781 PR tree-optimization/51070
3782 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3783 Properly handle calls.
3785 2012-01-03 Richard Guenther <rguenther@suse.de>
3787 PR tree-optimization/51692
3788 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3789 the LHS of allocation stmts.
3791 2012-01-03 Olivier Hainque <hainque@adacore.com>
3793 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3795 2012-01-03 Olivier Hainque <hainque@adacore.com>
3797 * collect2.c (main): In AIX specific computations for vector
3798 insertions, use CONST_CAST2 to cast from char ** to const char **.
3800 2012-01-03 Richard Guenther <rguenther@suse.de>
3803 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3804 the context of a limbo DIE when it does not already exist.
3806 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3808 PR tree-optimization/51719
3809 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3810 but direct call is, clear direct call's lhs and don't add fallthrough
3811 edge from dcall_bb to join_bb and PHIs.
3813 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3815 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3816 the instructions emitted by the pattern.
3817 ("*TDC_insn_<mode>"): Add comment.
3819 2012-01-03 Richard Guenther <rguenther@suse.de>
3822 * fold-const.c (fold_comparison): Properly canonicalize
3823 tree offset and HOST_WIDE_INT bit position.
3825 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3827 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3828 operands for extzv pattern.
3830 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3833 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3836 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3838 * doc/invoke.texi (-flto and related options): Copy-edit.
3840 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3842 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3844 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3846 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3849 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3851 * expr.h (move_by_pieces_ninsns): Declare.
3852 * expr.c (move_by_pieces_ninsns): Make external.
3853 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3854 (mips_store_by_pieces_p): Likewise.
3855 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3856 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3857 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3858 (mips_store_by_pieces_p): Likewise.
3860 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3862 * passes.c (register_one_dump_file): Free full_name.
3864 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3865 (calculate_elim_costs_all_insns): Free offsets_at and
3866 offsets_known_at at the end and clear the pointers.
3868 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3870 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3871 this option introduced in r180739.
3873 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3876 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3877 (tmake_file target=avr): Add avr/t-multilib.
3879 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3880 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3881 * config/avr/genmultilib.awk: New file.
3882 * config/avr/t-multilib: New auto-generated file.
3883 * config/avr/multilib.h: New auto-generated file.
3884 * config/avr/t-avr (AVR_MCUS): New variable.
3885 (genopt.sh): Use it.
3886 (s-mlib): Depend on t-multilib.
3887 (t-multilib, multilib.h): New dependencies.
3888 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3889 (MULTILIB_OPTIONS): Remove.
3890 (MULTILIB_MATCHES): Remove.
3891 (MULTILIB_DIRNAMES): Remove.
3892 (MULTILIB_EXCEPTIONS): Remove:
3893 * config/avr/genopt.sh: Don't use hard coded file name;
3894 pass AVR_MCUS from t-avr instead.
3896 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3898 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3900 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3902 Implement light-weight DImode support.
3903 * config/avr/avr-dimode.md: New file.
3904 * config/avr/avr.md: Include it.
3905 (adjust_len): Add plus64, compare64.
3906 (HIDI): Remove code iterator.
3907 (code_stdname): New code attribute.
3908 (rotx, rotsmode): Remove DI.
3909 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3911 * config/avr/avr-protos.h (avr_have_dimode): New.
3912 (avr_out_plus64, avr_out_compare64): New.
3913 * config/avr/avr.c (avr_out_compare): Handle DImode.
3914 (avr_have_dimode): New variable definition and initialization.
3915 (avr_out_compare64, avr_out_plus64): New functions.
3916 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3917 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3918 (avr_compare_pattern): Skip DImode comparisons.
3920 2012-01-02 Revital Eres <revital.eres@linaro.org>
3922 * ddg.c (def_has_ccmode_p): New function.
3923 (add_cross_iteration_register_deps,
3924 create_ddg_dep_from_intra_loop_link): Call it.
3926 2012-01-02 Richard Guenther <rguenther@suse.de>
3929 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3931 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3933 * gcc.c (process_command): Update copyright notice dates.
3934 * gcov.c (print_version): Likewise.
3935 * gcov-dump.c (print_version): Likewise.
3936 * mips-tfile.c (main): Likewise.
3937 * mips-tdump.c (main): Likewise.
3939 2012-01-01 Ira Rosen <irar@il.ibm.com>
3941 PR tree-optimization/51704
3942 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3943 a use is inside the basic block or loop before accessing its vect info.
3945 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3947 PR rtl-optimization/51069
3948 * cfgloopmanip.c (remove_path): Removing path making irreducible
3949 region unconditional makes BB part of the region.
3951 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3953 PR tree-optimization/51683
3954 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3955 calls with side-effects.
3956 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3958 Copyright (C) 2012 Free Software Foundation, Inc.
3960 Copying and distribution of this file, with or without modification,
3961 are permitted in any medium without royalty provided the copyright
3962 notice and this notice are preserved.