1 2012-04-13 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/52969
4 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
5 the condition for the COND_EXPR and handle predicate negation
6 by swapping the COND_EXPR arms.
8 2012-04-13 Richard Guenther <rguenther@suse.de>
11 * convert.c (convert_to_pointer): Remove special-casing of
14 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16 Backport from mainline
17 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
21 the list of options to enable the FCFID instruction.
22 (TARGET_EXTRA_BUILTINS): Adjust comment.
24 2012-04-12 Richard Guenther <rguenther@suse.de>
26 PR tree-optimization/52943
27 * tree-chrec.h (chrec_is_positive): Remove.
28 * tree-scalar-evolution.c (chrec_is_positive): Move ...
29 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
30 Return false for a constant zero instead of negative.
31 (analyze_siv_subscript_cst_affine): Handle zero difference
32 in the initial condition explicitely.
34 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
37 * varasm.c (process_pending_assemble_externals): Set
38 pending_assemble_externals_processed true.
39 (assemble_external): Call assemble_external_real if the pending
40 assemble externals have been processed.
42 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
45 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
46 the DECL generated for the special GOT helper.
48 2012-04-06 Walter Lee <walt@tilera.com>
50 Backport from mainline
51 2012-03-07 Walter Lee <walt@tilera.com>
53 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
54 REG_CFA_* notes for the stack pointer.
55 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
56 EH_RETURN_STACKADJ_RTX.
57 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
58 generate REG_CFA_* notes for the stack pointer.
59 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
60 by EH_RETURN_STACKADJ_RTX.
62 2012-04-06 Matt Turner <mattst88@gmail.com>
64 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
66 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
68 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
69 of the destination isn't also a FP_REGS register.
71 2012-04-03 Richard Guenther <rguenther@suse.de>
73 Backport from mainline
74 2012-03-02 Richard Guenther <rguenther@suse.de>
76 PR tree-optimization/52406
77 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
78 (struct indices): Add unconstrained_base member.
79 (struct dr_alias): Remove unused vops member.
80 (DR_UNCONSTRAINED_BASE): New define.
81 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
82 add indices to allow their disambiguation. Make DR_BASE_OBJECT
83 be an artificial access that covers the whole indexed object,
84 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
85 plain decl base-objects to their MEM_REF variant.
86 (dr_may_alias_p): When the base-object of either data reference
87 has unknown size use only points-to information.
88 (compute_affine_dependence): Make dumps easier to read and
90 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
91 DR_REF when looking for packed references.
92 (vect_supportable_dr_alignment): Likewise.
94 2012-04-03 Richard Guenther <rguenther@suse.de>
96 Backport from mainline
97 2012-03-15 Richard Guenther <rguenther@suse.de>
100 * tree-data-ref.c (subscript_dependence_tester_1): Check
101 all dimensions for non-conflicting access functions.
103 2012-04-03 Richard Guenther <rguenther@suse.de>
105 Backport from mainline
106 2012-03-06 Richard Guenther <rguenther@suse.de>
109 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
111 2012-03-23 Richard Guenther <rguenther@suse.de>
113 PR tree-optimization/52678
114 * tree-vectorizer.h (struct _stmt_vec_info): Add
115 loop_phi_evolution_part member.
116 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
117 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
118 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
119 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
120 Use the cached evolution part and the PHI nodes value from
121 the loop preheader edge instead of re-analyzing the evolution.
123 2012-03-26 Richard Guenther <rguenther@suse.de>
125 PR tree-optimization/52701
126 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
127 compute and set the evolution part of PHI nodes.
129 2012-03-30 Richard Guenther <rguenther@suse.de>
131 PR tree-optimization/52754
132 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
133 propagate arbitrary addresses into really plain dereferences.
135 2012-04-03 Jakub Jelinek <jakub@redhat.com>
137 PR tree-optimization/52835
138 * tree-data-ref.c (build_rdg): Return NULL if
139 compute_data_dependences_for_loop failed.
141 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
143 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
144 (stmt_can_make_abnormal_goto): Use it.
145 (is_ctrl_altering_stmt): Likewise.
147 2012-03-31 Martin Jambor <mjambor@suse.cz>
149 Backported from mainline
150 2012-03-30 Martin Jambor <mjambor@suse.cz>
152 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
153 is a builtin_stack_save in a dominating BB.
155 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
157 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
158 crossing 128bit lane boundary.
160 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
162 Backported from mainline
163 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
166 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
168 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
169 * config/i386/i386.c: Include reload.h.
170 (ix86_legitimize_reload_address): New function.
172 2012-03-28 Martin Jambor <mjambor@suse.cz>
174 Backported from mainline
175 2012-03-27 Martin Jambor <mjambor@suse.cz>
178 * tree-sra.c (sra_modify_assign): Do not call
179 load_assign_lhs_subreplacements when working with an unscalarizable
182 2012-03-28 Jakub Jelinek <jakub@redhat.com>
185 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
186 __builtin_va_start to __builtin_next_arg if the latter is
187 builtin_decl_explicit_p rather than when it is not.
190 * tree-vect-generic.c (vector_element): Perform multiplication
191 for pos in bitsizetype type instead of idx type.
193 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
195 Backport from 2012-03-28 mainline r185910.
198 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
199 (avr_builtin_decl): New static function.
200 (struct avr_builtin_description, avr_bdesc): Move up.
201 Add GTY marker. Add field fndecl. Remove redundant field id.
202 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
203 (avr_expand_builtin): Code cleanup because .id is removed.
205 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
208 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
211 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
213 Backport from 2012-03-28 mainline r185907.
216 * config.gcc (tm_file): Remove avr/multilib.h.
218 * doc/invoke.texi (AVR Options): Adjust
219 documentation of -mtiny-stack.
221 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
222 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
223 * config/avr/t-avr: Remove generation of multilib.h.
224 * config/avr/t-multilib: Regenerate.
225 * config/avr/multilib.h: Remove.
226 * config/avr/avr.opt (-msp8): New option.
227 (avr_sp8): New variable.
228 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
229 * config/avr/avr.h (AVR_HAVE_SPH): New define.
230 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
231 (avr_device_to_sp8): New prototype.
232 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
233 (DRIVER_SELF_SPECS): New define.
234 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
235 __AVR_SP8__, __AVR_HAVE_SPH__.
236 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
237 AVR_HAVE_8BIT_SP to decide if SP_H is present.
238 (avr_file_start): Ditto.
240 2012-03-28 Jakub Jelinek <jakub@redhat.com>
243 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
244 instead of 8 in adjust_address.
246 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
248 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
249 of a unit before computing the offset in units.
251 2012-03-27 Richard Guenther <rguenther@suse.de>
254 * fold-const.c (try_move_mult_to_index): Handle &x.array more
257 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
260 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
262 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
265 * varasm.c: Include pointer-set.h.
266 (pending_assemble_externals_set): New pointer set.
267 (process_pending_assemble_externals): Destroy the pointer set.
268 (assemble_external): See if decl is in pending_assemble_externals_set,
269 and add it to pending_assemble_externals if necessary.
270 (init_varasm_once): Allocate pending_assemble_externals_set.
272 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
274 Backported from mainline
275 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
278 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
279 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
280 (vector_ltgt<mode>): Likewise.
281 (vector_ordered<mode>): Likewise.
282 (vector_unordered<mode>): Likewise.
283 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
285 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
287 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
290 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
292 Backported from mainline
293 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
297 * config/sh/sh.c (sh_register_move_cost): Increase cost between
298 GENERAL_REGS and FP_REGS for SImode.
300 2012-03-22 Jakub Jelinek <jakub@redhat.com>
303 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
304 on any new_local_var_chain vars declared during recursing on
305 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
307 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
309 Backport from 2012-03-22 mainline r185692.
312 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
313 (unspecv): Add UNSPECV_MEMORY_BARRIER.
314 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
315 (delay_cycles_1, delay_cycles_2): Ditto.
316 (delay_cycles_3, delay_cycles_4): Ditto.
317 (nopv, *nopv): Ditto.
318 (sleep, *sleep): Ditto.
321 Backport from 2012-03-21 mainline r185605.
323 PR rtl-optimization/52543
325 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
326 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
327 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
328 (avr_load_libgcc_p): Restrict to __flash loads.
329 (avr_out_lpm): Only handle 1-byte loads from __flash.
330 (avr_load_lpm): New function.
331 (avr_find_unused_d_reg): Remove.
332 (avr_out_lpm_no_lpmx): Remove.
333 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
334 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
335 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
336 (load_<mode>, load_<mode>_clobber): New insns.
337 (mov<mode>): For multi-byte move from non-generic
338 16-bit address spaces: Expand to load_<mode> resp.
340 (load<mode>_libgcc): Remove expander.
341 (split-lpmx): Remove split.
343 Backport from 2012-03-13 mainline r185329.
346 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
347 offset (size) to a value the insns can deal with.
348 (expand_epilogue): Ditto.
350 Backport from 2012-03-12 mainline r185256.
353 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
354 type from reg_class_t to enum reg_class.
355 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
357 Backport from 2012-03-12 mainline r185253.
360 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
361 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
362 r184615 from 2012-02-28.
364 Backport from 2012-03-08 mainline r185105.
366 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
367 for constants in [-63,63].
369 Backport from 2012-03-08 mainline r185100.
372 * config/avr/avr.c (avr_mem_clobber): New static function.
373 (avr_expand_delay_cycles): Add memory clobber operand to
374 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
375 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
376 (enable_interrupt, disable_interrupt): New expander.
377 (nopv, sleep, wdr): New expanders.
378 (delay_cycles_1): Add memory clobber.
379 (delay_cycles_2): Add memory clobber.
380 (delay_cycles_3): Add memory clobber.
381 (delay_cycles_4): Add memory clobber.
382 (cli_sei): New insn from former "enable_interrupt",
383 "disable_interrupt" with memory clobber.
384 (*wdt): New insn from former "wdt" with memory clobber.
385 (*nopv): Similar, but for "nopv".
386 (*sleep): Similar, but for "sleep".
388 Backport from 2012-03-07 mainline r185043.
391 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
393 Backport from 2012-03-07 mainline r185032.
396 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
397 to: RAMPZ, RAMPY, RAMPX, RAMPD.
398 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
400 Backport from 2012-03-07 mainline r185031.
403 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
405 * config/avr/avr.md (xload_8): Adjust insn length.
407 Backport from 2012-03-07 mainline r185030.
410 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
411 if RAMPZ affects reading from RAM.
413 Backport from 2012-03-05 mainline r184919.
415 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
417 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
419 Backport from mainline r185259.
422 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
423 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
425 2012-03-22 Jakub Jelinek <jakub@redhat.com>
427 Backported from mainline
428 2012-03-13 Jakub Jelinek <jakub@redhat.com>
431 * c-parser.c (c_parser_postfix_expression)
432 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
434 * config/i386/smmintrin.h: Avoid /* within a comment.
435 * config/i386/nmmintrin.h: Likewise.
437 2012-03-22 Richard Guenther <rguenther@suse.de>
439 * BASE-VER: Set to 4.7.1.
440 * DEV-PHASE: Set to prerelease.
442 2012-03-22 Release Manager
444 * GCC 4.7.0 released.
446 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
448 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
450 2012-03-15 Jakub Jelinek <jakub@redhat.com>
451 Andrew Pinski <apinski@cavium.com>
454 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
455 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
456 calls instead of __builtin_ir{int,ound}*.
458 2012-03-14 Jakub Jelinek <jakub@redhat.com>
461 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
464 2012-03-13 Joseph Myers <joseph@codesourcery.com>
466 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
467 Refer to GCC 4.7 version of c99status.html.
469 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
471 Backport from mainline
472 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
474 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
475 redefine to be NULL if the current bit-size is different from the
478 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
479 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
480 set the default tuning. Add asserts to make sure the cpu and tune
481 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
482 test whether the index is set, instead of > 0.
483 (rs6000_file_start): Do not reset the default cpu if the current
484 bit-size is different from the configured bit-size.
486 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
488 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
490 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
491 Update binutils references.
492 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
493 Update binutils reference.
494 Update Sun as/GNU ld caveat.
495 Document binutils largefile requirement for LTO plugin.
496 Remove reference to alternate libpthread.
498 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
500 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
502 (Specific, mips-sgi-irix6): Likewise.
504 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
506 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
507 * configure: Regenerate.
509 2012-03-07 Richard Henderson <rth@redhat.com>
511 * config/m68k/m68k.h (ISA_HAS_TAS): New.
512 * config/m68k/sync.md (atomic_test_and_set): Use it.
513 (atomic_test_and_set_1): Likewise.
515 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
518 * Makefile.in: Let install-gcc-ar depend on installdirs,
519 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
520 Don't double canonicalize if cross-compiling.
522 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
524 * trans-mem.c: New typedef for tm_region_p.
525 Define vector types for tm_region_p.
526 (tm_region_init): Replace region_worklist to a vector called
529 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
532 * trans-mem.c (tm_region_init): Use last_basic_block.
534 2012-03-05 Richard Henderson <rth@redhat.com>
537 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
538 * omp-low.c (expand_omp_atomic): Assume anything aligned to
539 BIGGEST_ALIGNMENT is aligned.
541 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
543 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
545 2012-03-05 Richard Henderson <rth@redhat.com>
548 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
549 instead of calling negqi2 directly.
551 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
553 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
554 (INTMAX_TYPE): Use it.
555 (UINTMAX_TYPE): Likewise.
556 (SUBTARGET_OVERRIDE_OPTIONS): Define.
557 (irix6_c_common_override_options): Declare.
558 (C_COMMON_OVERRIDE_OPTIONS): Define.
559 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
560 * config/mips/irix6-c.c: New file.
561 * config/mips/t-irix6 (irix6-c.o): New target.
562 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
565 2012-03-02 Richard Henderson <rth@redhat.com>
567 * optabs.c (expand_atomic_test_and_set): Honor
568 atomic_test_and_set_trueval even when atomic_test_and_set
571 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
573 Backport from mainline
574 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
576 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
578 2012-03-02 Richard Guenther <rguenther@suse.de>
580 * DEV-PHASE: Set to prerelease.
582 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
584 * config.gcc (obsolete): Add all ARM targets using the FPA.
585 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
586 * doc/install.texi: Avoid references to obsolete ARM ports.
588 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
590 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
592 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
593 Joern Rennecke <joern.rennecke@embecosm.com>
595 * doc/extend.texi: Expand and update information on interrupt
596 attribute for Epiphany.
598 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
600 * config/sh/sh-protos.h: Update copyright notice dates.
601 * config/sh/sh.h: Likewise.
602 * config/sh/sh.md: Likewise.
603 * config/sh/constraints.md: Likewise.
604 * config/sh/predicates.md: Likewise.
606 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
608 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
609 * config/sh/sh.c (tertiary_reload_operand): Likewise.
611 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
613 * config/sh/constraints.md: Fix comment typo.
615 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
618 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
619 unsigned HOST_WIDE_INT.
620 (zvdep_imm64): Likewise.
621 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
622 (vdepi_and): Likewise.
623 Likewise for unamed 64-bit patterns.
624 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
626 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
629 PR rtl-optimization/52417
630 * cselib.c (cselib_any_perm_equivs): New variable.
631 (cselib_reset_table): Check that it's not set when not
632 preserving constants.
633 (cselib_add_permanent_equiv): Set it.
634 (cselib_have_permanent_equivalences): New.
635 (cselib_init, cselib_finish): Reset it.
636 * cselib.h (cselib_have_permanent_equivalences): Declare.
637 * alias.c (get_addr): Restore earlier behavior when there
638 aren't permanent equivalences.
640 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
642 * config/mn10300/mn10300-modes.def: Fix copyright notice.
643 * config/v850/v850-modes.def: Fix copyright notice.
645 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
647 * doc/extend.texi (AVR Built-in Functions): Document
648 __builtin_avr_flash_segment.
650 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
651 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
652 (*split.flash_segment): New insn-and-split.
653 * config/avr/avr.c (avr_init_builtins): Add local variables:
654 const_memx_void_node, const_memx_ptr_type_node,
655 char_ftype_const_memx_ptr.
657 2012-03-01 Jakub Jelinek <jakub@redhat.com>
659 PR tree-optimization/52445
660 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
661 add ssa_name_ver, offset and size fields and change store field
663 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
664 (add_or_mark_expr): Likewise. Only consider previous stores
665 with the same size and offset.
666 (nt_init_block): Only look at gimple_assign_single_p stmts,
667 doesn't look at rhs2.
669 2012-03-01 Richard Guenther <rguenther@suse.de>
672 * tree-cfg.c (verify_gimple_assign_unary): Allow any
673 conversions from integral types to pointer types.
675 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
677 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
678 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
679 unintentionally removed in r184616.
681 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
683 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
686 2012-02-29 Jakub Jelinek <jakub@redhat.com>
687 Uros Bizjak <ubizjak@gmail.com>
690 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
691 alternatives, add "e" constraint to the new last alternative
692 and ! to last 3 alternatives.
694 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
696 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
697 DW_AT_artificial attributes at the end of the processing.
698 (gen_array_type_die): Likewise.
699 (gen_enumeration_type_die): Likewise.
700 (gen_struct_or_union_type_die): Likewise.
701 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
704 2012-02-29 Jakub Jelinek <jakub@redhat.com>
707 * expr.c (expand_assignment): If doing misaligned store that doesn't
708 cover all mode bits, perform a RMW cycle.
710 PR tree-optimization/52429
711 * tree-parloops.c (separate_decls_in_region_debug): Return early
712 if var is LABEL_DECL.
714 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
716 PR tree-optimization/52424
717 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
718 calling dom_thread_across_edge.
720 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
722 * config/avr/avr.c: Move definition of TARGET macros to end of file.
724 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
726 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
727 * config/avr/avr.c (avr_output_bld): Remove unused function.
728 (avr_out_sbxx_branch): Use "%T" to print bit position.
730 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
732 * config/avr/avr.md: Untabify.
734 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
736 * config/avr/avr.md (eqne): New code iterator.
737 (*dec-and-branchsi): Use it in text peephole's condition.
738 (*dec-and-branchhi): Ditto.
739 (*dec-and-branchqi): Ditto.
741 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
744 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
745 the device does not have the skip-bug.
747 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
749 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
750 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
751 -mpretend-cmove): New.
753 2012-02-29 Jakub Jelinek <jakub@redhat.com>
756 * df.h (struct df_d): Adjust comment that hard_regs_live_count
757 doesn't count DEBUG_INSN refs.
758 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
761 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
765 2012-02-20 Richard Guenther <rguenther@suse.de>
766 PR tree-optimization/52298
767 * tree-vect-stmts.c (vectorizable_load): Properly use
768 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
771 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
774 * gimple.h (gimple_in_transaction): New.
775 (gimple_set_in_transaction): New.
776 (struct gimple_statement_base): Add in_transaction field.
777 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
779 (tree_ssa_lim_initialize): Compute transaction bits.
780 * tree.h (compute_transaction_bits): Protoize.
781 * trans-mem.c (tm_region_init): Use the heap to store BB
783 (compute_transaction_bits): New.
785 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
787 * gcc.c (display_help): Document --help=common and sort entries
790 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
792 * doc/install.texi: Document check-$LANG specific shortcuts
794 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
797 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
799 * config/arm/arm_neon.h: Regenerate.
800 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
801 (neon_vcgeu): New insn.
802 (neon_vcgtu): Likewise.
803 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
804 (ops): Unsigned comparison intrinsics call a different
807 2012-02-28 Richard Guenther <rguenther@suse.de>
810 * config/i386/i386.c (ix86_expand_vector_set): Fix element
811 ordering for the VEC_CONCAT for two element vectors for
812 V2SFmode, V2SImode and V2DImode.
814 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
817 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
818 detecting big-endian triplets.
820 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
822 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
823 mode if there is no type information available.
825 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
827 PR tree-optimization/53207
828 * doc/invoke.texi: Document as experimental and relying on graphite.
830 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
832 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
833 of initializer to changes from r184614.
835 2012-02-28 Richard Guenther <rguenther@suse.de>
837 PR tree-optimization/52395
838 * tree-sra.c (build_ref_for_offset): Also look at the base
839 TYPE_ALIGN when figuring out the alignment of the replacement.
841 2012-02-28 Richard Guenther <rguenther@suse.de>
843 PR tree-optimization/52402
844 * ipa-prop.c (ipa_modify_call_arguments): Properly use
845 mis-aligned types when creating the accesses at the call site.
847 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
849 * config/avr/builtins.def: New file.
850 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
851 * config/avr/avr.c (enum avr_builtin_id): Use it.
852 (avr_init_builtins): Use it. And use avr_bdesc.
853 (bdesc_1arg): Remove.
854 (bdesc_2arg): Remove.
855 (bdesc_3arg): Remove.
856 (struct avr_builtin_description): Add field n_args.
857 (avr_bdesc): New static variable using builtins.def.
858 (avr_expand_builtin): Use it.
859 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
860 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
861 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
863 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
866 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
867 match only one single hard register with respective hard reg rtx.
868 (movmemx_<mode>): Ditto.
869 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
870 insn anatomy of movmem[x]_<mode>.
871 (avr_out_movmem): Same for printing assembler and operand usage.
873 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
877 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
878 address spaces located outside of device flash.
880 * config/avr/avr.h (base_arch_s): Remove field n_segments.
881 (mcu_type_s): Add field n_flash.
882 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
883 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
884 (AVR_MCU): Add N_FLASH argument.
885 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
886 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
887 macro __FLASH<n> if that address space makes sense for the device.
888 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
889 outside of target flash.
890 (avr_asm_named_section): Ditto.
891 (avr_asm_select_section): Ditto.
892 (avr_addr_space_convert): Ditto.
893 (avr_emit_movmemhi): Ditto.
894 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
895 address space is outside of device flash.
896 (avr_insert_attributes): Ditto.
897 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
898 avr_current_arch->n_segments.
900 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
903 * config/i386/i386.md (*movabs<mode>_1): Enable only for
905 (*movabs<mode>_2): Likewise.
907 2012-02-27 Jakub Jelinek <jakub@redhat.com>
910 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
911 s_register_operand in the test instead of REG_P. Don't call
912 gen_reg_rtx if it won't be used.
914 PR tree-optimization/52376
915 * ipa-split.c (split_function): Ignore CLOBBER stmts.
917 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
919 * ifcvt.c (noce_get_condition): Check condition variable is not
920 small_register_classes_for_mode_p before accepting.
922 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
924 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
926 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
929 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
930 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
932 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
934 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
936 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
938 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
940 * config/sh/predicates.md: Remove blank lines.
941 * config/sh/sh.c: Fix typos in comments.
942 * config/sh/constraints.md: Likewise.
943 * config/sh/sh.md: Remove blank lines.
944 Fix typos in comments. Use ;; as comment characters.
946 2012-02-26 Walter Lee <walt@tilera.com>
948 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
949 (replace_mov_pcrel_step2): Ditto.
951 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
954 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
955 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
956 and locs that reference values newer than the non-canonical value
957 at hand. Return the canonical value as a worst case.
958 (memrefs_conflict_p): Walk canonical value's locs.
961 * cselib.c (preserve_only_constants): Rename to...
962 (preserve_constants_and_equivs): ... this. Split out...
963 (invariant_or_equiv_p): ... this. Preserve plus expressions
964 of other preserved expressions too.
965 (cselib_reset_table): Adjust.
966 * var-tracking.c (reverse_op): Use canonical value to build
969 2012-02-23 Kai Tietz <ktietz@redhat.com>
971 * config/i386/i386.c (ix86_delegitimize_address): Handle
972 UNSPEC_PCREL plus displacement.
974 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
977 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
978 to test for unusedness in st X addressing.
980 2012-02-24 Richard Guenther <rguenther@suse.de>
983 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
984 (is_gimple_reg_type): Move inline ...
985 * gimple.h (is_gimple_reg_type): ... here.
987 2012-02-24 Richard Guenther <rguenther@suse.de>
990 * passes.c (execute_function_todo): When verifying SSA form
991 verify gimple form first.
992 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
994 2012-02-24 Richard Guenther <rguenther@suse.de>
997 * fold-const.c (fold_addr_of_array_ref_difference): New function.
998 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1000 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1002 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1004 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1006 * tree-phinodes.c (make_phi_node): Mark static.
1007 * tree-flow.h (make_phi_node): Remove extern decl.
1008 * doc/gimple.texi (make_phi_node): Remove documentation.
1010 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1012 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1013 * tree-ssa-sccvn.c (print_scc): Ditto.
1015 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1017 * doc/passes.texi (Full redundancy elimination): Fix typo.
1019 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1021 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1023 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1026 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1028 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1031 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1033 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1035 * config/avr/avr.md (code_stdname): Add ior, xor.
1036 (xior): New code iterator.
1037 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1038 (*<code_stdname><mode>qi.byte1-3): Ditto.
1040 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1042 PR tree-optimization/52019
1043 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1046 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1048 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1049 HAVE_INITFINI_ARRAY to work around namespace pollution in
1050 certain versions of newlib system headers.
1051 * config.in: Regenerate.
1052 * configure: Regenerate.
1053 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1054 instead of HAVE_INITFINI_ARRAY.
1056 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1060 is not offsettable memory reference.
1062 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1065 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1066 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1068 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1070 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1071 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1073 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1075 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1076 library on Solaris 8 even without TLS support.
1077 * configure: Regenerate.
1079 2012-02-22 Richard Guenther <rguenther@suse.de>
1082 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1083 for GIMPLE_DEBUG stmts.
1085 2012-02-22 Martin Jambor <mjambor@suse.cz>
1088 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1089 according to the base object.
1091 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1093 PR rtl-optimization/50063
1094 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1095 and 2 (8-bit SP) in operand 2.
1096 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1097 setup to use movhi_sp_r instead of vanilla move to write SP.
1098 Adjust REG_CFA notes to superseed unspec.
1099 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1101 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1102 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1103 irq_state 1 (IRQ known to be on) here.
1105 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1107 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1109 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1110 assign_hard_reg): Likewise.
1112 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1114 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1116 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1119 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1120 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1122 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1124 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1125 prototype from here to...
1126 * config/avr/avr.h: ...here.
1128 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1131 * thumb2.md (thumb2_shiftsi3_short): Split register and
1132 immediate shifts. For register shifts tie operands 0 and 1.
1133 (peephole2 for above): Check that register-controlled shifts
1134 have suitably tied operands.
1136 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1139 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1140 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1141 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1142 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1143 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1144 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1145 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1146 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1147 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1148 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1149 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1150 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1151 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1152 bdver1_ssevector_avx256_unaligned_load,
1153 bdver1_ssevector_sse128_unaligned_load,
1154 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1155 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1156 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1157 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1158 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1159 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1160 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1161 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1162 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1163 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1164 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1165 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1166 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1167 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1168 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1169 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1170 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1171 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1172 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1173 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1174 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1175 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1176 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1177 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1178 bdver1_ssediv_double_load, bdver1_ssediv_double,
1179 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1180 Add "bdver2" attribute.
1182 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1184 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1185 default if possible and not specified otherwise.
1187 2012-02-21 Richard Guenther <rguenther@suse.de>
1190 * gimplify.c (create_tmp_from_val): Use the main variant type
1191 for the type of the temporary we create.
1193 2012-02-21 Richard Guenther <rguenther@suse.de>
1195 PR tree-optimization/52324
1196 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1197 do not gimplify a MEM_REF address operand if it is already
1200 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1202 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1203 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1205 2012-02-21 Richard Guenther <rguenther@suse.de>
1207 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1208 nested_in_vect_loop.
1210 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1212 PR tree-optimization/52318
1213 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1214 vdef also to non-pure/const call stmts in the sequence.
1216 2012-02-20 David S. Miller <davem@davemloft.net>
1218 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1219 don't use the "rd %pc" instruction on v9 for PIC register loads.
1221 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1224 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1225 in a transaction safe function.
1227 2012-02-20 Kai Tietz <ktietz@redhat.com>
1230 * stor-layout.c (place_field): Handle desired_align for
1233 2012-02-20 Richard Guenther <rguenther@suse.de>
1235 PR tree-optimization/52298
1236 * tree-vect-stmts.c (vectorizable_store): Properly use
1237 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1239 (vectorizable_load): Likewise.
1240 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1241 Access DR_STEP after ensuring it is not NULL.
1243 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1245 PR tree-optimization/52286
1246 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1247 optimization use double_int_to_tree instead of build_int_cst_wide,
1248 rewrite to use double_int vars.
1250 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1253 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1255 Remove -e 0 from $gcc_cv_ld invocation.
1256 Only use __GLIBC_PREREQ if defined.
1257 Enable on Solaris since Solaris 8 patch.
1258 (gcc_SUN_LD_VERSION): New macro.
1259 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1260 gcc_SUN_LD_VERSION for version number format.
1261 * configure: Regenerate.
1262 * varasm.c (get_elf_initfini_array_priority_section): Set
1263 SECTION_NOTYPE for non-default priority.
1264 Use get_section instead of get_unnamed_section to emit
1265 .init_array/.fini_array with default priority.
1267 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1269 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1270 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1271 (mips_start_unique_function, mips_output_mips16_rdhwr)
1272 (mips_code_end): New functions.
1273 (TARGET_ASM_CODE_END): Define.
1275 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1277 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1278 to stubs with non-sibling calls.
1280 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1282 * doc/invoke.texi (-fira-* options): Copy-edit.
1283 (ira-* parameters): Copy-edit.
1285 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1287 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1288 GCC coding conventions.
1290 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1292 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1293 when used as adjectives.
1295 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1297 * doc/invoke.texi: Clean up "that"/"which" confusion.
1299 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1301 * system.h: Poison SMALL_REGISTER_CLASSES
1302 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1303 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1305 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1307 PR tree-optimization/52285
1308 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1309 when deciding if a call is a tail call or tail recursion.
1311 2012-02-16 Kai Tietz <ktietz@redhat.com>
1313 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1314 interger-constant displacement for UNSPEC_PCREL.
1316 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1318 PR rtl-optimization/52208
1319 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1320 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1322 PR tree-optimization/52255
1323 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1324 loop->header has virtual PHI, but exit_e->dest doesn't, add
1325 virtual PHI to exit_e->dest and adjust all uses after the loop.
1328 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1329 children with clone_tree_hash, not after it.
1331 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1333 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1334 extended identifiers.
1336 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1339 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1340 a same_body_alias, also test whether e->callee isn't a former
1341 or current clone of the decl this is a same body alias of.
1343 PR translation/52264
1344 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1346 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1348 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1350 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1353 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1354 force_reg instead of copy_to_reg for better optimization. Force
1355 non-register or memory operands into a register.
1357 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1359 * extend.texi: Reserve upper bits of memory model for future use.
1361 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1362 Anatoly Sokolov <aesok@post.ru>
1363 Eric Weddington <eric.weddington@atmel.com>
1366 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1367 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1368 Rewrite initializers for .macro.
1369 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1370 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1371 atxmega32d4, atxmega32x1.
1372 avrxmega4: atxmega64a3, atxmega64d3.
1373 avrxmega5: atxmega64a1, atxmega64a1u.
1374 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1375 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1376 avrxmega7: atxmega128a1, atxmega128a1u.
1377 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1378 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1379 (struct base_arch_s): Rename reserved to xmega_p.
1380 Rename reserved2 to have_rampd.
1381 (AVR_XMEGA): New define.
1382 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1383 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1384 * config/avr/predicates.md (io_address_operand): Take into
1386 (low_io_address_operand): Ditto.
1387 (high_io_address_operand): Ditto.
1388 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1389 (enabled, movhi_sp_r): Use them.
1390 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1391 cpp_define_formatted to built-in define __AVR_ARCH__.
1392 (__AVR_XMEGA__): New built-in define.
1393 (__AVR_HAVE_RAMPD__): New built-in define.
1394 (__AVR_HAVE_RAMPX__): New built-in define.
1395 (__AVR_HAVE_RAMPY__): New built-in define.
1396 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1398 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1399 (avr_option_override): Initialize them.
1400 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1401 (avr_init_expanders): Initialize them. No more block several calls.
1402 (emit_push_sfr): New static function.
1403 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1405 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1406 (avr_print_operand): Print addreeses as symbols for
1407 RAMPX, RAMPY, RAMPD, CCP.
1408 (output_movhi): Handle AVR_XMEGA when writing to SP.
1409 (avr_out_movhi_mr_r_xmega): New static function.
1410 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1411 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1412 __RAMPD__, __CCP__ as needed.
1414 * config/avr/multilib.h: Regenerate.
1415 * config/avr/t-multilib: Regenerate.
1416 * config/avr/avr-tables.opt: Regenerate.
1418 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1420 PR tree-optimization/50561
1421 * graphite-flattening.c (lst_project_loop): Do not
1422 remove old scattering dimensions after flattening.
1423 (lst_do_flatten): Likewise.
1425 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1427 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1428 __builtin_avr_map8, __builtin_avr_map16.
1429 Document __builtin_avr_insert_bits.
1431 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1432 (insert_bits): New insn.
1433 (adjust_len.map_bits): Rename to insert_bits.
1434 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1435 * avr-protos.h (avr_out_map_bits): Remove.
1436 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1437 * config/avr/constraints.md (Cxf,C0f): New.
1438 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1439 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1440 New built-in define __BUILTIN_AVR_INSERT_BITS.
1441 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1442 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1443 (avr_move_bits): Rewrite.
1444 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1446 (avr_map_op_t): New typedef.
1447 (avr_map_op): New static variable.
1448 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1449 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1450 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1451 (bdesc_3arg, avr_expand_triop_builtin): New.
1452 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1453 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1454 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1455 (avr_map_equal_p, avr_map_sig_p): Remove.
1456 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1457 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1458 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1459 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1460 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1461 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1463 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1465 * config/c6x/c6x.md (reserve_cycles): New attribute.
1466 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1467 don't reserve functional units after the branch occurs.
1469 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1472 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1473 functions into non-tm_pure functions.
1475 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1478 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1479 (iterative_hash_canonical_type): Likewise.
1480 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1483 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1485 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1486 sched-group insn, it either remains alone or the entire list is pruned.
1488 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1490 * doc/install.texi (Prerequisites): Fix grammar.
1491 (Configuration): Likewise.
1493 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1495 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1496 MPC as part of GCC before describing configuring with --with-gmp etc.
1497 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1498 sources are present.
1500 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1503 * dwarf2out.c (clone_tree_hash): New function.
1504 (copy_decls_walk): Use it instead of clone_tree.
1506 2012-02-14 Richard Guenther <rguenther@suse.de>
1508 PR tree-optimization/52244
1509 PR tree-optimization/51528
1510 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1511 replacements for integral types.
1513 2012-02-14 Walter Lee <walt@tilera.com>
1515 * config.gcc: Handle tilegx and tilepro.
1516 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1518 Add HAVE_AS_TLS check for tilegx and tilepro.
1519 * configure: Regenerate.
1520 * doc/contrib.texi: Add Mat Hostetter and self.
1521 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1522 Document instruction intrinsics and network accessing intrinsics.
1523 (TILEPro Built-in Functions): New node. Document instruction
1524 intrinsics and network accessing intrinsics.
1525 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1526 (Specific, tilepro-*-linux*): Likewise.
1527 * doc/invoke.texi (TILE-Gx Options): New section.
1528 (TILEPro Options): New section.
1529 * doc/md.texi (TILE-Gx): New section.
1530 (TILEPro): New section.
1531 * common/config/tilegx/tilegx-common.c: New file.
1532 * common/config/tilepro/tilepro-common.c: New file.
1533 * config/tilegx/constraints.md: New file.
1534 * config/tilegx/linux.h: New file.
1535 * config/tilegx/mul-tables.c: New file.
1536 * config/tilegx/predicates.md: New file.
1537 * config/tilegx/sync.md: New file.
1538 * config/tilegx/t-tilegx: New file.
1539 * config/tilegx/tilegx-builtins.h: New file.
1540 * config/tilegx/tilegx-c.c: New file.
1541 * config/tilegx/tilegx-generic.md: New file.
1542 * config/tilegx/tilegx-modes.def: New file.
1543 * config/tilegx/tilegx-multiply.h: New file.
1544 * config/tilegx/tilegx-protos.h: New file.
1545 * config/tilegx/tilegx.c: New file.
1546 * config/tilegx/tilegx.h: New file.
1547 * config/tilegx/tilegx.md: New file.
1548 * config/tilegx/tilegx.opt: New file.
1549 * config/tilepro/constraints.md: New file.
1550 * config/tilepro/gen-mul-tables.cc: New file.
1551 * config/tilepro/linux.h: New file.
1552 * config/tilepro/mul-tables.c: New file.
1553 * config/tilepro/predicates.md: New file.
1554 * config/tilepro/t-tilepro: New file.
1555 * config/tilepro/tilepro-builtins.h: New file.
1556 * config/tilepro/tilepro-c.c: New file.
1557 * config/tilepro/tilepro-generic.md: New file.
1558 * config/tilepro/tilepro-modes.def: New file.
1559 * config/tilepro/tilepro-multiply.h: New file.
1560 * config/tilepro/tilepro-protos.h: New file.
1561 * config/tilepro/tilepro.c: New file.
1562 * config/tilepro/tilepro.h: New file.
1563 * config/tilepro/tilepro.md: New file.
1564 * config/tilepro/tilepro.opt: New file.
1566 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1568 PR tree-optimization/52210
1569 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1570 vect_model_simple_cost with two entry vect_def_type array instead
1571 of an address of dt.
1573 2012-02-14 Richard Guenther <rguenther@suse.de>
1576 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1577 Do not stream DECL_QUALIFIER.
1578 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1579 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1580 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1582 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1585 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1588 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1591 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1592 * cselib.c (cselib_subst_to_values_from_insn): New function.
1593 * sched-deps.c (add_insn_mem_dependence,
1594 sched_analyze_1, sched_analyze_2): Use it.
1596 2012-02-13 Jan Hubicka <jh@suse.cz>
1599 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1601 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1603 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1604 (GTM_SELF_SPECS): Define if not already defined.
1605 (driver_self_specs): Add GTM_SELF_SPECS.
1606 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1607 (GTM_SELF_SPECS): Define.
1608 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1609 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1611 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1613 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1616 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1619 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1620 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1622 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1625 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1627 2012-02-13 Richard Guenther <rguenther@suse.de>
1629 PR translation/52211
1630 * passes.c (enable_disable_pass): Fix typo.
1632 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1635 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1636 XOR for reduce_bit_field if type is unsigned.
1638 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1640 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1641 disallow changes from SFmode to mode with different size in FP regs.
1643 2012-02-12 Robert Millan <rmh@gnu.org>
1644 Gerald Pfeifer <gerald@pfeifer.com>
1646 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1649 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1651 PR rtl-optimization/52175
1652 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1653 to frame-related instructions.
1655 2012-02-10 Jason Merrill <jason@redhat.com>
1658 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1659 (demangle_new_symbols): Fill it.
1660 (scan_linker_output): Walk it.
1661 (start_tweaking): Split out from scan_linker_output.
1662 (maybe_tweak): Update sym->chosen.
1663 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1665 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1668 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1670 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1672 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1673 having the same mode as previous compare.
1675 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1677 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1678 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1679 (nonlocal_goto_internal): Likewise.
1680 (nonlocal_goto): Emit a use and an indirect jump directly.
1682 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1685 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1686 __atomic_{is,always}_lock_free.
1688 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1692 negative constant address for x32.
1694 2012-02-10 Richard Henderson <rth@redhat.com>
1696 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1697 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1698 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1700 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1701 Ira Rosen <irar@il.ibm.com>
1703 PR tree-optimization/50031
1704 * targhooks.c (default_builtin_vectorization_cost): Handle
1706 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1707 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1708 all types of reduction and pattern statements.
1709 (vect_estimate_min_profitable_iters): Likewise.
1710 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1711 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1712 for explicit realigns.
1713 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1714 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1716 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1717 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1718 vec_perm for VSX and handle vec_promote_demote.
1720 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1723 * builtins.c (fold_builtin_atomic_always_lock_free,
1724 expand_builtin_atomic_always_lock_free,
1725 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1726 Return and/or test boolean_true_node/boolean_false_node instead of
1727 integer_one_node/integer_zero_node.
1729 2012-02-10 Jan Hubicka <jh@suse.cz>
1732 * predict.c (predict_paths_for_bb): Prevent looping.
1733 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1735 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1737 * config/arm/arm.c (output_move_double): In one case properly
1738 count number of instructions that will be emitted.
1740 2012-02-10 Richard Guenther <rguenther@suse.de>
1742 PR translation/52193
1743 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1745 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1748 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1750 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1753 * var-tracking.c (emit_note_insn_var_location): If
1754 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1755 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1756 non-NOTE_DURING_CALL_P insn.
1758 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1761 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1763 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1766 * gcc.c (switch_matches) Support switches with separated form,
1769 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1771 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1773 (RAMPZ_ADDR): Ditto.
1774 * config/avr/avr.c (avr_addr_t): New typedef.
1775 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1776 (avr_init_expanders): Initialize it.
1777 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1779 (expand_epilogue): Ditto.
1780 (avr_print_operand): Ditto.
1781 (avr_file_start): Ditto.
1782 (avr_emit_movmemhi): Ditto.
1784 2012-02-08 Richard Guenther <rguenther@suse.de>
1786 PR tree-optimization/46886
1787 * tree-flow.h (do_while_loop_p): Declare.
1788 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1789 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1791 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1793 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1794 always succeed for integers larger than a native word.
1796 2012-02-08 Richard Guenther <rguenther@suse.de>
1798 PR rtl-optimization/52170
1799 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1800 properly handle integer vector modes.
1802 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1804 PR gcov-profile/52150
1805 * coverage.c: Include target.h.
1806 (build_var): Call targetm.strip_name_encoding on the assembler name.
1807 Change one _ into . or $ if the target allows it.
1808 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1810 PR rtl-optimization/52139
1811 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1812 is a BARRIER after emit_insn_after_noloc, move BB_END
1813 to the last non-BARRIER insn before it.
1815 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1818 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1819 (mips_gimplify_va_arg_expr): Call it instead of
1820 std_gimplify_va_arg_expr.
1822 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1824 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1825 message for -mno-pointers-to-nested-function.
1827 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1830 * expr.c (get_inner_reference): If there is an offset, add a negative
1831 bit position to it (if any).
1833 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1835 PR rtl-optimization/52060
1836 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1837 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1838 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1839 and/or i0src_copy2 when needed.
1841 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1843 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1844 or LTOPLUGINSONAME if have_c.
1846 * config/freebsd-spec.h: Add comment about what macros can be defined
1848 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1849 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1852 2012-02-07 Richard Guenther <rguenther@suse.de>
1854 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1855 newline in -alias dumps.
1857 2012-02-07 Kai Tietz <ktietz@redhat.com>
1858 Dave Korn <dave.korn.cygwin@gmail.com>
1861 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1862 Take care that typinfo gets dllexport-attribute.
1864 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1867 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1868 if modifier < EXPAND_SUM call force_operand on the result.
1870 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1872 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1873 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1875 (epiphany_function_type): Replace types for specific interrupts with
1876 EPIPHANY_FUNCTION_INTERRUPT.
1877 (EPIPHANY_INTERRUPT_P): Update.
1878 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1879 New static function.
1880 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1881 <disinterrupt>: Affects type identity.
1882 (epiphany_handle_interrupt_attribute): Handle variable number of
1884 (epiphany_compute_function_type): Update for new
1885 epiphany_function_type definition.
1886 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1887 handlers with a longcall forwarder.
1888 (epiphany_start_function): Handle multiple interrupt arguments and/or
1889 forwarder_section attribute.
1891 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1894 2012-02-07 Alan Modra <amodra@gmail.com>
1897 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1900 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1902 PR tree-optimization/50969
1903 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1904 use vec_perm rather than vector_stmt.
1905 (vect_model_load_cost): Likewise.
1906 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1907 vec_perm to be the same as other vector statements.
1908 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1909 cost of vec_perm for TARGET_VSX.
1911 2012-02-06 Richard Guenther <rguenther@suse.de>
1913 PR tree-optimization/52115
1914 * tree-sra.c (access_has_replacements_p): New function.
1915 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1917 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1920 * trans-mem.c (expand_call_tm): Add an assertion.
1921 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1924 2012-02-06 Richard Guenther <rguenther@suse.de>
1926 PR tree-optimization/50955
1927 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1928 raise cost of expressions that replace an address with an
1929 expression based on a different pointer.
1931 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1934 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1935 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1937 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1940 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1941 -Weffc++ and specify guidelines come from second edition.
1943 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1945 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1946 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1947 (call_direct_split, call_value_split, call_value_internal_direct)
1948 (call_value_direct_split, call_value_multiple_split): Use jal and
1949 jal_macro attributes.
1951 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1953 * reload1.c (reload_regs_reach_end_p): Replace with...
1954 (reload_reg_rtx_reaches_end_p): ...this function.
1955 (new_spill_reg_store): Update commentary.
1956 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1957 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1958 before setting new_spill_reg_store.
1959 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1960 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1961 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1962 for non-spill reload registers.
1964 2012-02-05 Ira Rosen <irar@il.ibm.com>
1966 PR tree-optimization/52091
1967 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1968 (vect_is_simple_use_1): Likewise.
1969 * tree-vect-loop.c (vectorizable_reduction): Update calls
1970 to vect_is_simple_use_1 and vect_is_simple_use.
1971 (vectorizable_live_operation): Likewise.
1972 * tree-vect-patterns.c (widened_name_p,
1973 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1974 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1975 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1976 vectorizable_shift,vectorizable_operation, vectorizable_store,
1977 vectorizable_load): Likewise.
1978 (vect_is_simple_cond): Add an argument, pass it to
1979 vect_is_simple_use_1.
1980 (vectorizable_condition): Update calls to vect_is_simple_cond,
1982 (vect_is_simple_use): Add an argument, the statement in which
1983 OPERAND is used. Check that if OPERAND's def stmt is a double
1984 reduction phi node, the use is a phi node too.
1985 (vect_is_simple_use_1): Add an argument, pass it to
1987 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1988 to vect_is_simple_use.
1990 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1992 PR rtl-optimization/52095
1993 * modulo-sched.c (dump_insn_locator): New function.
1994 (loop_canon_p, sms_schedule): Use it.
1996 PR rtl-optimization/52113
1997 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1998 even for decomposable shift/zext insns.
2000 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2001 Zdenek Dvorak <ook@ucw.cz>
2003 PR rtl-optimization/52092
2004 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2005 on get_iv_value result.
2007 2012-02-02 Andrew Pinski <apinski@cavium.com>
2011 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2013 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2016 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2018 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2020 PR rtl-optimization/49800
2021 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2022 (sched_finish): Call regstat_free_n_sets_and_refs.
2024 2012-02-02 Jia Liu <proljc@gmail.com>
2026 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2029 2012-02-02 Jan Hubicka <jh@suse.cz>
2030 Tom de Vries <tom@codesourcery.com>
2033 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2034 * varpool.c (varpool_analyze_pending_decls): Likewise.
2036 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2037 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2039 * config.gcc: Add cr16-* support.
2041 * doc/extend.texi: Document cr16 extensions.
2042 * doc/install.texi: Document cr16 install.
2043 * doc/invoke.texi: Document cr16 options.
2044 * doc/md.texi: Document cr16 constraints.
2046 * common/config/cr16/cr16-common.c: New file.
2047 * config/cr16/cr16.c: New file.
2048 * config/cr16/cr16.h: New file.
2049 * config/cr16/cr16.md: New file.
2050 * config/cr16/cr16.opt: New file.
2051 * config/cr16/cr16-protos.h: New file.
2052 * config/cr16/predicates.md: New file.
2053 * config/cr16/constraints.md: New file.
2054 * config/cr16/t-cr16: New file.
2056 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2059 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2060 that operands[2] is either immediate, or q_regs_operand.
2062 PR tree-optimization/52073
2063 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2064 a pattern stmt for pattern uses, ignore uses outside of the loop.
2066 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2068 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2069 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2070 (OUT_AS1, OUT_AS2): Remove.
2072 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2074 PR rtl-optimization/51374
2075 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2076 to cross other volatile_refs_p insns.
2078 2012-02-01 Richard Guenther <rguenther@suse.de>
2080 * doc/invoke.texi (fno-inline): Clarify documentation.
2081 (finline-small-functions): Likewise.
2082 (finline-functions): Likewise.
2083 * common.opt (finline): Adjust comment and documentation.
2084 (finline-small-functions): Clarify documentation.
2085 (finline-functions): Likewise.
2086 (finline-functions-called-once): Likewise.
2088 2012-02-01 Tristan Gingold <gingold@adacore.com>
2090 * c-typeck.c (composite_type): Keep mode for pointers.
2092 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2094 * function.h (regno_reg_rtx): Adjust comment.
2095 * reginfo.c (init_reg_modes_target): Only use the previous mode
2096 if it fits within one register. Remove MIPS comment.
2098 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2101 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2103 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2105 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2106 to srak instruction.
2108 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2110 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2112 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2117 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2119 2012-01-31 Richard Guenther <rguenther@suse.de>
2121 PR tree-optimization/51528
2122 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2125 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2130 * ree.c (add_removable_extension): Change def_map argument
2131 to unsigned *, store in def_map 1 + offset into *insn_list vector
2132 instead of pointers into the vector.
2133 (find_removable_extensions): Adjust caller.
2135 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2137 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2138 Transform all "* quoted-c-code" to { c-code }.
2139 Remove redundant test for "optimize" in combine patterns.
2140 Move (include "avr-dimode.md") to end of file.
2142 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2145 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2146 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2148 2012-01-30 Richard Guenther <rguenther@suse.de>
2150 PR tree-optimization/52028
2151 * tree-loop-distribution.c (ldist_gen): Properly update
2154 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2157 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2158 set_cur_line_info_table if not emitting debug info.
2160 PR tree-optimization/52046
2161 * tree-vect-patterns.c (check_bool_pattern): Give up if
2162 a comparison could throw.
2165 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2167 2012-01-30 Richard Guenther <rguenther@suse.de>
2169 PR tree-optimization/52045
2170 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2171 SSA form if cfgcleanup did anything.
2173 2012-01-30 Richard Guenther <rguenther@suse.de>
2175 PR tree-optimization/52045
2176 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2177 before computing final todo.
2179 2012-01-30 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/51528
2182 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2185 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2187 * df-problems.c (df_kill_notes): Check that the use refers
2188 to the note under examination.
2190 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2193 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2194 parameter and use short-lived pseudos.
2195 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2196 (sparc_expand_vector_init): Const-ify local variables and adjust
2197 calls to above functions.
2199 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2201 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2203 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2205 * doc/invoke.texi: Make usage of "compile time" and
2206 "run time"/"runtime" consistent throughout the file.
2208 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2210 * config/alpha/alpha.c (alpha_option_override): Default to
2211 full IEEE compliance mode for Go language.
2213 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2215 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2216 (LINK_SSP_SPEC): Define.
2218 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2221 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2224 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2226 * doc/invoke.texi: Correct hyphenation of "floating point",
2227 "double precision", and related terminology throughout the file.
2229 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2232 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2233 arm_general_register_operand predicate for operand 2 instead of
2236 2012-01-27 Ian Lance Taylor <iant@google.com>
2239 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2240 * builtins.c (expand_builtin_init_trampoline): Add onstack
2241 parameter. Change caller.
2242 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2243 * tree.c (build_common_builtin_nodes): Declare
2244 __builtin_init_heap_trampoline.
2246 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2248 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2249 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2250 * config/avr/avr.c: Ditto.
2251 (avr_regnames): Remove because unused.
2252 * config/avr/avr.md (*cpse.ne): New peephole.
2253 (*cpse.eq): New peephole from former cpse peepholes.
2255 2012-01-27 Michael Eager <eager@eagercon.com>
2257 * config/microblaze.c (microblaze_emit_compare): Correct
2258 test after pcmp instruction.
2260 2012-01-27 Richard Guenther <rguenther@suse.de>
2262 PR tree-optimization/52020
2263 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2265 2012-01-27 Richard Guenther <rguenther@suse.de>
2267 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2268 function non-const/pure.
2270 2012-01-27 Richard Guenther <rguenther@suse.de>
2272 PR tree-optimization/50444
2273 * tree-sra.c (build_ref_for_offset): Properly adjust the
2274 MEM_REF type for unaligned accesses.
2276 2012-01-27 Richard Guenther <rguenther@suse.de>
2278 PR tree-optimization/50444
2279 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2280 (expand_assignment): Use it. Properly handle misaligned
2281 bases when expanding stores to component references.
2282 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2285 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2288 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2289 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2290 * tree-data-ref.c (find_data_references_in_loop): Make static.
2291 (compute_all_dependences): Change return type to bool. Bail out
2292 for too many datarefs in a loop. Move the hunk resetting the data
2293 dependences vector from ...
2294 (compute_data_dependences_for_loop): ... here. Account for
2295 compute_all_dependences returning false.
2296 (compute_data_dependences_for_bb): Likewise.
2297 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2298 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2300 2012-01-27 Richard Guenther <rguenther@suse.de>
2303 * expr.c (store_field): Use the alias-set of the scratch memory
2306 2012-01-27 Tom de Vries <tom@codesourcery.com>
2308 PR tree-optimization/51990
2309 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2311 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2313 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2316 * var-tracking.c (reverse_op): Don't add any reverse operation
2317 if V already has any constant locations.
2319 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2321 * doc/invoke.texi: Correct usage of "command line" (noun)
2322 vs "command-line" (adjective) throughout.
2324 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2326 * doc/invoke.texi (Language Independent Options): Move
2327 -Wcoverage-mismatch blurb from here....
2328 (Warning Options): ...to here.
2330 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2332 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2333 Set rs6000_always_hint to false for 476.
2335 2012-01-27 Matthias Klose <doko@ubuntu.com>
2337 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2339 * incpath.c (add_standard_paths): Likewise.
2341 2012-01-27 Richard Henderson <rth@redhat.com>
2343 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2344 * config/m68k/sync.md (atomic_test_and_set): Rename from
2345 sync_test_and_setqi and adjust the operands.
2346 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2347 and unconditionally enable.
2349 2012-01-27 Richard Henderson <rth@redhat.com>
2351 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2352 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2353 (ldstub): Rename from ldstubqi.
2354 (ldstub<I24MODE>): Remove.
2356 2012-01-27 Richard Henderson <rth@redhat.com>
2358 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2359 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2360 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2361 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2362 * doc/tm.texi: Rebuild.
2364 2012-01-27 Richard Henderson <rth@redhat.com>
2366 * optabs.c (gen_atomic_test_and_set): Remove default.
2367 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2369 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2371 PR rtl-optimization/51978
2372 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2373 (combine_reaching_defs): Likewise.
2374 (struct re_info): Remove.
2375 (add_removable_extension): Remove x and data arguments,
2376 add insn, insn_list and def_map. Use the arguments directly
2377 instead of using struct re_info.
2378 (find_removable_extensions): Don't call add_removable_extension
2379 through note_stores, instead just call it with single_set
2381 (find_and_remove_re): Pass curr_cand->expr instead of
2382 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2384 2012-01-26 Michael Matz <matz@suse.de>
2386 PR tree-optimization/46590
2387 * cfgexpand.c: Revert last change (r183305).
2388 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2390 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2391 checking for emptiness.
2393 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2396 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2397 non-addressable non-BLKmode base correctly.
2399 2012-01-26 Michael Matz <matz@suse.de>
2401 PR tree-optimization/48794
2402 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2403 regions referenced from RESX/EH_DISPATCH.
2405 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2407 * config/s390/s390.h: Make BRANCH_COST an option.
2408 * config/s390/s390.opt: New option -mbranch-cost.
2410 2012-01-26 Richard Henderson <rth@redhat.com>
2412 Revert 2012-01-24 change:
2413 * trans-mem.c (requires_barrier): Do not instrument thread local
2414 variables and emit save/restore for them.
2416 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2419 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2422 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2424 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2427 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2430 Rename __pgm to __flash.
2431 Rename __pgm1 to __flash1.
2432 Rename __pgm2 to __flash2.
2433 Rename __pgm3 to __flash3.
2434 Rename __pgm4 to __flash4.
2435 Rename __pgm5 to __flash5.
2436 Rename __pgmx to __memx.
2437 * doc/extend.texi (AVR Named Address Spaces)
2438 Rename address space names as indicated above.
2439 * config/avr/avr.c (avr_addrspace): Ditto.
2441 * config/avr/avr-protos.h
2442 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2443 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2444 * config/avr/predicates.md: Ditto.
2445 * config/avr/avr.c Ditto, and
2446 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2447 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2449 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2450 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2451 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2452 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2453 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2454 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2455 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2456 * config/avr/avr.c: Ditto.
2457 * config/avr/avr.md: Ditto.
2459 2012-01-25 Jason Merrill <jason@redhat.com>
2462 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2464 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2466 PR tree-optimization/51987
2467 * tree-data-ref.c (get_references_in_stmt): Handle references in
2468 non-volatile GIMPLE_ASM.
2470 2012-01-25 Richard Guenther <rguenther@suse.de>
2472 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2473 bases are dereferenced.
2475 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2477 PR rtl-optimization/48374
2478 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2480 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2482 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2483 compute_data_dependences_for_loop returns false.
2484 * tree-parloops.c (loop_parallel_p): Likewise.
2486 2012-01-25 Richard Guenther <rguenther@suse.de>
2488 * tree.h (get_pointer_alignment_1): Declare.
2489 * builtins.c (get_pointer_alignment_1): New function.
2490 (get_pointer_alignment): Use it.
2492 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2494 PR rtl-optimization/48308
2495 * combine.c (enum undo_kind): Add UNDO_LINKS.
2496 (struct undo): Add member l to other_contents and where.
2497 (do_SUBST_LINK): New.
2499 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2500 (undo_all): Handle UNDO_LINKS.
2502 2012-01-25 Richard Henderson <rth@redhat.com>
2504 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2507 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2509 * optabs.c (gen_atomic_test_and_set): Use each argument.
2511 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2513 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2514 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2515 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2516 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2517 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2518 TARGET_PAIRED_SINGLE_FLOAT.
2520 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2522 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2523 (in_struct, return_val): Remove MEM documentation.
2524 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2525 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2526 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2528 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2529 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2530 * expr.c (store_field): Likewise.
2531 * function.c (assign_stack_temp_for_type): Likewise.
2532 * ifcvt.c (noce_try_cmove_arith): Likewise.
2533 * reload1.c (reload): Likewise.
2534 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2535 (alpha_set_memflags): Likewise.
2536 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2538 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2540 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2542 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2543 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2544 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2546 * cselib.c (cselib_rtx_varies_p): Delete.
2547 (cselib_invalidate_mem): Update call to canon_true_dependence.
2548 * dse.c (record_store, check_mem_read_rtx): Likewise.
2549 (scan_reads_nospill): Likewise.
2550 * cse.c (check_dependence): Likewise.
2551 (cse_rtx_varies_p): Delete.
2552 * expr.c (safe_from_p): Update call to true_dependence.
2553 * ira.c (validate_equiv_mem_from_store): Likewise.
2554 (memref_referenced_p): Likewise.
2555 * postreload-gcse.c (find_mem_conflicts): Likewise.
2556 * sched-deps.c (sched_analyze_2): Likewise.
2557 * store-motion.c (load_kills_store): Likewise.
2558 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2559 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2560 (compute_transp): Update call to canon_true_dependence.
2562 2012-01-25 Richard Henderson <rth@redhat.com>
2564 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2565 (maybe_emit_atomic_test_and_set): New.
2566 (expand_sync_lock_test_and_set): Use it.
2567 (expand_atomic_test_and_set): Likewise.
2568 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2569 the implementation; clarify implementation defined details.
2570 * doc/md.texi (atomic_test_and_set): Document.
2572 2012-01-25 Richard Henderson <rth@redhat.com>
2574 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2576 2012-01-25 Richard Henderson <rth@redhat.com>
2579 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2580 to effect no-op split.
2582 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2585 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2586 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2587 (BT_FN_VOID_PTR_INT_SIZE): New.
2588 (BT_FN_UINT_UINT_VAR): Remove.
2589 (BT_FN_UINT32_UINT32_VAR): New.
2590 (BT_FN_DOUBLE_VPTR): Remove.
2591 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2593 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2594 (_ITM_changeTransactionMode): Same.
2595 (_ITM_memmoveRtWt): Change return type to void.
2596 (_ITM_memcpyRtWt): Same.
2597 (_ITM_memsetW): Same.
2598 (_ITM_RaRD): Change types to double.
2603 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2605 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2606 Patrick Marlier <patrick.marlier@gmail.com>
2608 * trans-mem.c (requires_barrier): Do not instrument thread local
2609 variables and emit save/restore for them.
2611 2012-01-24 Jason Merrill <jason@redhat.com>
2614 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2615 output static aliases.
2617 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2620 * common.opt (-pie, -shared, pie, shared): Change from Common to
2622 * gcc.c (display_help): Display help for -pie and -shared.
2624 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2627 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2628 Remove note on size/offset limitation.
2629 (AVR Variable Attributes): Add example how to read data located
2630 with progmem. Refer to named address spaces.
2631 * doc/invoke.texi (AVR Options): Fix typo.
2633 2012-01-24 Richard Guenther <rguenther@suse.de>
2635 Forward-port to trunk
2636 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2639 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2640 op0 isn't sufficiently aligned and there is movmisalignM
2641 insn for mode, use it to load op0 into a temporary register.
2643 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2646 * target.def (const_not_ok_for_debug_p): New hook.
2647 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2649 * doc/tm.texi: Regenerated.
2650 * dwarf2out.c (const_ok_for_output_1): If
2651 targetm.const_not_ok_for_debug_p returns true, fail.
2652 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2654 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2656 2012-01-23 Kai Tietz <ktietz@redhat.com>
2659 * config/i386/predicates.md (symbolic_operand): Allow
2660 UNSPEC_PCREL as PIC expression for lea.
2661 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2662 * config/i386/i386.c (ix86_delegitimize_address): Handle
2663 UNSPEC_PCREL for none-MEM, too.
2665 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2667 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2668 (ipa_tm_create_version_alias): Same.
2670 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2673 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2674 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2676 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2677 Patrick Marlier <patrick.marlier@gmail.com>
2678 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2681 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2682 simple_object_start_read.
2684 2012-01-23 Richard Guenther <rguenther@suse.de>
2687 PR tree-optimization/51895
2688 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2689 parameter decomposition into BLKmode components.
2691 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2693 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2694 fake variables for restrict-qualified pointers whose pointed-to type
2695 contains a placeholder.
2697 2012-01-23 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/51949
2700 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2702 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2704 PR rtl-optimization/51933
2705 * ree.c (transform_ifelse): Return true right away if dstreg is
2706 already wider or equal to cand->mode.
2707 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2708 (make_defs_and_copies_lists): Remove defs_list and copies_list
2709 arguments, add state argument, just truncate state->work_list
2710 instead of always allocating and freeing the vector. Assert that
2711 get_defs succeeds instead of returning 2. Changed return type to bool.
2712 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2713 have ext_src_mode, see if it has been modified already with the
2714 right kind of extension and has been extended before from the
2715 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2716 just return true. Remember the original mode in state->modified array.
2717 (combine_reaching_defs): Add state argument. Don't allocate and
2718 free here def_list, copied_list and vec vectors, instead just
2719 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2720 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2721 Add state variable, clear vectors in it, initialize state.modified
2722 if needed. Free all the vectors at the end and state.modified too.
2723 Don't skip a candidate if the extension expression has been modified.
2725 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2728 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2729 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2730 (extra_options) interix.opt -> i386/interix.opt"
2731 (extra_objs):Add winnt-stubs.o
2732 * configure.ac: Add interix to target_os .comm on PE check.
2733 * configure: Regenerate.
2734 * config/interix3.h: Delete and move bits to..
2735 * config/interix.h: Delete and move bits to..
2736 * config/i386/i386-interix3.h: Delete and move bits to..
2737 * config/i386/i386-interix.h: ..here.
2738 (TARGET_CPU_DEFAULT): Remove redefinition.
2739 (TARGET_ASM_CONSTRUCTOR): Undefine.
2740 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2741 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2742 (PTRDIFF_TYPE): Define.
2743 (LONG_DOUBLE_TYPE_SIZE): Define.
2744 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2745 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2746 (TARGET_SECTION_TYPE_FLAGS): Define.
2747 (ASM_DECLARE_FUNCTION_NAME): Define.
2748 (ASM_OUTPUT_EXTERNAL): Define.
2749 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2750 (ASM_OUTPUT_ALIGNED_BSS): Define.
2751 (PCC_BITFIELD_TYPE_MATTERS): Define.
2752 (USE_CONST_SECTION): Define.
2753 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2754 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2755 (SUPPORTS_ONE_ONLY): Remove.
2756 (I386_PE_STRIP_ENCODING): Define.
2757 * config/interix.opt: Delete and move bits to..
2758 * config/i386/interix.opt: ..here. New.
2759 (mpe-aligned-commons): Add.
2760 * config/i386/t-interix: Add copyright header.
2761 (winnt-stubs.o): Add rule.
2763 2012-01-22 Jason Merrill <jason@redhat.com>
2766 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2767 for extra name aliases.
2769 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2771 PR rtl-optimization/51924
2772 * ree.c (combine_set_extension): Improve debugging message.
2773 (combine_reaching_defs): Likewise.
2774 (get_defs): Rename confusingly named variable.
2775 (find_and_remove_re): Skip a candidate if the extension expression has
2778 2012-01-21 Robert Millan <rmh@gnu.org>
2779 Gerald Pfeifer <gerald@pfeifer.com>
2781 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2782 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2784 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2786 PR tree-optimization/51914
2787 * tree-vect-stmts.c (vectorizable_conversion): For
2788 cvt_type && modifier == WIDEN, put temporary with cvt_type
2789 at the beginning of vec_dsts and set vec_dest to temporary
2792 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2794 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2796 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2798 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2799 * config/rs6000/rs6000.c: Likewise.
2801 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2804 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2805 output_move_double on a copy of operands array.
2807 2012-01-20 Cary Coutant <ccoutant@google.com>
2808 Dodji Seketeli <dodji@redhat.com>
2811 * dwarf2out.c (copy_declaration_context): Return ref to parent
2812 of declaration DIE, if necessary.
2813 (remove_child_or_replace_with_skeleton): Add new parameter; update
2814 caller. Place skeleton DIE under parent DIE of original declaration.
2815 Move call to copy_declaration_context to here ...
2816 (break_out_comdat_types): ... from here.
2818 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2820 PR rtl-optimization/51856
2821 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2824 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2827 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2828 hints for neon loads and stores.
2830 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2834 * doc/extend.texi (Named Address Spaces): Split into subsections.
2835 (AVR Named Address Spaces): New subsection.
2836 (M32C Named Address Spaces): New subsection.
2837 (RL78 Named Address Spaces): New subsection.
2838 (SPU Named Address Spaces): New subsection.
2839 (Variable Attributes): New anchor "AVR Variable Attributes".
2840 (AVR Variable Attributes): Rewrite and avoid wording
2841 "address space" in this context.
2842 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2843 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2844 (AVR Built-in Macros): New subsubsection therein.
2845 * doc/md.texi (AVR constraints): Remove "C04", "R".
2847 2012-01-20 Richard Guenther <rguenther@suse.de>
2849 PR tree-optimization/51903
2850 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2851 when removing stmts.
2853 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2856 * config/arm/arm.c (arm_load_pic_register): Use
2857 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2858 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2859 (arm_pic_static_addr): Likewise.
2860 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2861 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2862 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2863 (pic_load_addr_unified): New.
2865 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2868 * function.c (instantiate_virtual_regs_in_insn): Use
2869 delete_insn_and_edges when removing a wrong asm insn.
2871 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2873 PR rtl-optimization/40761
2874 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2875 Add new member loop_num.
2876 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2877 (ira_build): Remove the parameter.
2879 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2880 (ira.c): Do not build CFG loops for one region allocation. Remove
2881 argument from ira_build call.
2883 * ira-build.c (init_loop_tree_node): New function.
2884 (create_loop_tree_nodes): Use it. Separate the case when CFG
2885 loops are not built.
2886 (more_one_region_p): Check current_loops.
2887 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2889 (add_loop_to_tree): Process loop equal to NULL too.
2890 (form_loop_tree): Separate the case when CFG loops are not built.
2891 Use explicitly number for the root.
2892 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2894 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2895 instead of loop->num.
2896 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2897 (mark_all_loops_for_removal): Ditto.
2898 (remove_unnecessary_regions): Separate the case when CFG loops
2900 (ira_build): Remove the parameter. Use explicit number of regions
2901 when CFG loops are not built.
2903 * ira-color.c (print_loop_title): Separate the case for the root node.
2904 Use loop_num instead of loop->num.
2905 (move_spill_restore): Use loop_num instead of loop->num.
2907 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2908 (change_loop): Ditto.
2909 (change_loop): Use loop_num instead of loop->num.
2911 * ira-lives.c (process_bb_node_lives): Ditto.
2913 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2915 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2917 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2920 * tree-mudflap.c (mf_artificial): New function.
2921 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2922 mx_register_decls, mudflap_enqueue_decl): Use it.
2925 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2926 numbers in the insn pattern.
2928 2012-01-19 Michael Matz <matz@suse.de>
2930 PR tree-optimization/46590
2931 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2932 use it in remembering which conflicts we already created.
2933 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2936 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2939 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2940 (merge_and_complain): Same.
2942 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2945 * config/initfini-array.h: Guard content of the header
2946 with #ifdef HAVE_INITFINI_ARRAY.
2947 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2948 Add initfini-array.h to tm_file here.
2949 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2950 * config.gcc: Don't add initfini-array.h to tm_file here.
2951 * configure: Regenerated.
2953 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2955 PR rtl-optimization/51505
2956 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2957 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2958 (df_note_bb_compute): Update the call to df_kill_notes.
2960 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2962 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2964 2012-01-18 Richard Guenther <rguenther@suse.de>
2966 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2967 of conversions to void *.
2969 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2970 Richard Sandiford <rdsandiford@googlemail.com>
2974 * optabs.h (simplify_expand_binop): Declare.
2975 * optabs.c (simplify_expand_binop): Make global.
2976 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2977 endian targets if the source cannot be exactly covered by word
2980 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2983 * hard-reg-set.h (struct hard_reg_set_container): New type.
2984 * target.h (struct hard_reg_set_container): Forward declare.
2985 * target.def (set_up_by_prologue): New target hook.
2986 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2987 * doc/tm.texi: Regenerated.
2988 * function.c (thread_prologue_and_epilogue_insns): Change
2989 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2990 Call targetm.set_up_by_prologue on it.
2991 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2992 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2994 2012-01-17 Nick Clifton <nickc@redhat.com>
2996 * config/rx/rx.c (rx_can_use_simple_return): New function.
2997 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2998 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3000 2012-01-17 Richard Guenther <rguenther@suse.de>
3003 * expr.c (expand_assignment): Take address-space information
3004 from the address operand of MEM_REF and TARGET_MEM_REF.
3005 (expand_expr_real_1): Likewise.
3007 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3009 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3010 reload dump is requested.
3012 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3015 * trans-mem.c (requires_barrier): Call may_be_aliased.
3017 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3019 PR tree-optimization/51877
3020 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3021 call arguments and fndecls compare equal, instead return false if they
3022 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3023 both SSA_NAMEs that are valueized the same, or they satisfy
3026 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3028 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3030 * configure: Regenerate.
3032 2012-01-16 Jan Hubicka <jh@suse.cz>
3036 * convert.c (convert_to_integer): Use fold_convert for
3037 converting an INTEGER_CST to integer type.
3039 2012-01-16 Jason Merrill <jason@redhat.com>
3042 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3044 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3047 * config/s390/s390.c (s390_chunkify_start): Don't skip
3048 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3049 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3050 If insn is followed by NOTE_INSN_VAR_LOCATION or
3051 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3052 Don't use location of note insns.
3054 PR tree-optimization/51865
3055 * tree-inline.c (tree_function_versioning): Call remap_decl
3056 on DECL_RESULT whenever it has VOID_TYPE_P type.
3058 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3060 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3061 for calls to locally-binding MIPS16 functions if only the return
3062 type uses float regs.
3064 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3065 Richard Sandiford <rdsandiford@googlemail.com>
3067 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3068 (SYMBOL_32_HIGH): Likewise.
3069 (mips_output_tls_reloc_directive): Declare.
3070 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3071 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3072 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3073 (mips_lo_relocs, mips_hi_relocs): Make extern.
3074 (mips16_stub_function): Move up file.
3075 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3076 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3077 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3078 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3079 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3080 (mips_get_tp): Add MIPS16 support.
3081 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3082 Generalize DTPREL and TPREL handling.
3083 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3084 Add MIPS16 TLS support.
3085 (mips_output_tls_reloc_directive): New function.
3086 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3087 * config/mips/predicates.md (symbolic_operand_with_high)
3088 (tls_reloc_operand): New predicates.
3089 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3090 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3091 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3092 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3093 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3094 (*tls_get_tp_mips16_call_<mode>): Likewise.
3096 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3098 PR rtl-optimization/51821
3099 * recog.c (peep2_find_free_register): Determine clobbered registers
3102 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3105 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3106 * config/avr/avr.c: Likewise.
3107 * config/avr/avr.h: Likewise.
3109 2012-01-13 Ian Lance Taylor <iant@google.com>
3112 * tree.h (TYPE_QUALS): Add cast to int.
3113 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3115 2012-01-13 Ian Lance Taylor <iant@google.com>
3117 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3118 comparing param_index to VEC_length result.
3120 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3122 * c-decl.c: Do not include tree-mudflap.h
3123 * tree-optimize.c: Likewise.
3124 * Makefile.in: Update dependencies.
3126 2012-01-13 Richard Guenther <rguenther@suse.de>
3129 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3130 variable-sized result always use RSO.
3132 2012-01-12 DJ Delorie <dj@redhat.com>
3134 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3135 pointer type, not just the default pointer type.
3137 2012-01-09 Richard Henderson <rth@redhat.com>
3138 Denis Chertykov <chertykov@gmail.com>
3141 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3142 * config/avr/avr.c (avr_can_eliminate): Simplify.
3143 (avr_initial_elimination_offset): Likewise.
3144 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3145 (expand_epilogue): Likewise.
3146 (avr_legitimize_address): Gut.
3147 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3148 (avr_hard_regno_nregs): New.
3149 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3150 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3151 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3152 add soft frame pointer.
3153 (CALL_USED_REGISTERS): Likewise.
3154 (REG_CLASS_CONTENTS): Likewise.
3155 (REGISTER_NAMES): Likewise.
3156 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3157 (HARD_FRAME_POINTER_REGNUM): New.
3158 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3159 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3160 remove the HARD_FRAME_POINTER self-elimination.
3162 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3165 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3166 DECL_EXTERNAL when checking for initializers of progmem variables.
3168 2012-01-12 Ira Rosen <irar@il.ibm.com>
3170 PR tree-optimization/51799
3171 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3172 that the last operation is a type demotion.
3174 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3176 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3177 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3179 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3182 * combine.c (distribute_notes): If i3 is a noreturn call,
3183 allow old_size to be equal to args_size and make sure the
3184 noreturn call gets REG_ARGS_SIZE note.
3185 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3186 on noreturn calls even when the delta is 0.
3188 2012-01-11 Nathan Sidwell <nathan@acm.org>
3190 * gcov.c (STRING_SIZE): Remove.
3191 (generate_results): Erase annotations for source files with no
3192 coverage information.
3194 (output_lines): Use it.
3196 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3198 * gimple.h (gimplify_body): Remove first argument.
3199 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3200 pointer set here, instead just pass DATA to walk_tree.
3201 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3202 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3203 (unvisit_body): Likewise, but with unmark_visited.
3204 (gimplify_body): Remove BODY_P argument and adjust.
3205 (gimplify_function_tree): Adjust call to gimplify_body.
3206 * omp-low.c (finalize_task_copyfn): Likewise.
3208 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3210 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3211 (build_function_type_skip_args): Delete.
3212 * tree.c (build_function_type_skip_args): Make static and add
3213 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3214 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3215 pass it to build_function_type_skip_args.
3216 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3217 (tree_function_versioning): Likewise.
3218 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3219 build_function_decl_skip_args.
3220 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3221 and pass it to build_function_decl_skip_args/tree_function_versioning.
3222 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3223 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3224 * trans-mem.c (ipa_tm_create_version): Likewise.
3225 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3226 * tree-inline.c (declare_return_variable): Remove always-true test.
3227 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3228 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3229 * ipa-split.c (split_function): Skip the return value for the split
3230 part if it doesn't return.
3232 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3234 PR tree-optimization/49642
3235 * ipa-split.c (forbidden_dominators): New variable.
3236 (check_forbidden_calls): New function.
3237 (dominated_by_forbidden): Likewise.
3238 (consider_split): Check for forbidden dominators.
3239 (execute_split_functions): Initialize and free forbidden
3240 dominators info; call check_forbidden_calls.
3242 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3244 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3246 2012-01-11 Nick Clifton <nickc@redhat.com>
3248 * config/rx/rx.md (return): Define pattern.
3250 2012-01-11 Richard Guenther <rguenther@suse.de>
3252 * doc/extend.texi (malloc attribute): Adjust according to
3255 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3256 Patrick Marlier <patrick.marlier@gmail.com>
3259 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3260 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3261 (ipa_tm_note_irrevocable): Same.
3262 (ipa_tm_scan_irr_block): Same.
3263 (ipa_tm_decrement_clone_counts): Same.
3264 (ipa_tm_scan_irr_function): Same.
3265 (ipa_tm_create_version_alias): Same.
3266 (ipa_tm_create_version): Same.
3267 (ipa_tm_transform_calls_redirect): Same.
3268 (ipa_tm_transform_calls): Same.
3269 (ipa_tm_transform_transaction): Same.
3270 (ipa_tm_execute): Same.
3272 2012-01-10 Richard Guenther <rguenther@suse.de>
3275 * opts.c (common_handle_option): Handle -Werror.
3277 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3279 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3282 2012-01-10 Jason Merrill <jason@redhat.com>
3284 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3287 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3289 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3290 supports R_386_TLS_GD_PLT reloc.
3291 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3292 supports R_386_TLS_LDM_PLT reloc.
3293 * configure: Regenerate.
3294 * config.in: Regenerate.
3296 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3299 Extend __pgmx semantics to linearize memory.
3300 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3301 determine if code comes inline or from libgcc.
3302 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3303 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3304 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3305 (movmemx_qi, movmemx_hi): New insns.
3306 (xload_<mode>_libgcc): Rewrite to new insn condition.
3307 (xload_<mode>): Remove insns.
3308 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3309 cases that don't satisfy avr_xload_libgcc_p().
3310 (avr_addr_space_convert): Allow converting in any direction.
3311 (avr_addr_space_subset_p): Return always true.
3312 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3313 (avr_emit_movmemhi): Ditto.
3314 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3315 (avr_out_movmem): Ditto.
3316 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3317 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3318 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3319 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3320 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3322 2012-01-10 Richard Guenther <rguenther@suse.de>
3324 PR tree-optimization/50913
3325 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3326 Require data-refs to be representable by Graphite with respect
3329 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3331 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3332 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3334 2012-01-10 Tom de Vries <tom@codesourcery.com>
3336 PR rtl-optimization/51271
3337 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3338 handling annulled branch.
3340 2012-01-10 Richard Henderson <rth@redhat.com>
3342 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3343 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3344 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3345 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3346 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3347 arm_expand_vec_perm_const): New.
3348 * config/arm/arm-protos.h: Update.
3349 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3350 (*neon_vswp<VDQX>): New.
3351 (neon_vcombine<VDX>): Use neon_split_vcombine.
3352 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3353 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3354 (vec_perm<VE>): New.
3356 2012-01-10 Richard Henderson <rth@redhat.com>
3358 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3359 use it if reload_completed.
3360 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3361 arm_output_asm_insn, arm_process_output_memory_barrier,
3362 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3363 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3364 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3365 arm_process_output_sync_insn, arm_output_sync_insn,
3366 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3367 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3368 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3369 (emit_unlikely_jump): New.
3370 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3371 (arm_split_atomic_op): New.
3372 * config/arm/arm-protos.h: Update.
3373 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3374 (struct arm_sync_generator): Remove.
3375 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3376 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3377 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3378 (VUNSPEC_LL, VUNSPEC_SC): New.
3379 (sync_result, sync_memory, sync_required_value, sync_new_value,
3380 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3381 (attr length): Don't use arm_sync_loop_insns.
3382 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3383 (movsfcc, movdfcc): Likewise.
3384 * config/arm/constraints.md (Ua): New.
3385 * config/arm/prediates.md (mem_noofs_operand): New.
3386 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3387 (sync_clobber, sync_t2_reqd): Remove.
3388 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3389 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3390 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3391 (arm_sync_compare_and_swap<SIDI>): Remove.
3392 (arm_sync_compare_and_swap<NARROW>): Remove.
3393 (arm_sync_lock_test_and_set<SIDI>): Remove.
3394 (arm_sync_lock_test_and_set<NARROW>): Remove.
3395 (arm_sync_new_<syncop><SIDI>): Remove.
3396 (arm_sync_new_<syncop><NARROW>): Remove.
3397 (arm_sync_new_nand<SIDI>): Remove.
3398 (arm_sync_new_nand<NARROW>): Remove.
3399 (arm_sync_old_<syncop><SIDI>): Remove.
3400 (arm_sync_old_<syncop><NARROW>): Remove.
3401 (arm_sync_old_nand<SIDI>): Remove.
3402 (arm_sync_old_nand<NARROW>): Remove.
3403 (*memory_barrier): Merge arm_output_memory_barrier.
3404 (atomic_compare_and_swap<QHSD>): New.
3405 (atomic_compare_and_swap<NARROW>_1): New.
3406 (atomic_compare_and_swap<SIDI>_1): New.
3407 (atomic_exchange<QHSD>): New.
3408 (cas_cmp_operand, cas_cmp_str): New.
3409 (atomic_op_operand, atomic_op_str): New.
3410 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3411 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3412 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3413 (arm_load_exclusive<NARROW>): New.
3414 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3415 (arm_store_exclusive<QHSD>): New.
3417 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3419 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3420 reload patterns if -mvsx-scalar-memory.
3422 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3423 generated, even -mno-vsx-scalar-double was used.
3424 (vsx_xscvdpsp_scalar): Likewise.
3425 (vsx_xscvspdp_scalar2): Likewise.
3427 2012-01-09 Tom de Vries <tom@codesourcery.com>
3428 Andrew Pinski <apinski@cavium.com>
3431 * reorg.c (fill_slots_from_thread): Don't speculate
3432 frame-related insns.
3434 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3436 * sched-int.h (bb_note): Move to...
3437 * basic-block.h: ...here.
3438 * haifa-sched.c (bb_note): Move to...
3439 * cfgrtl.c: ...here.
3440 * function.c (next_block_for_reg): New function.
3441 (move_insn_for_shrink_wrap): Likewise.
3442 (prepare_shrink_wrap): Rewrite to use the above.
3444 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3446 * gimple.c (is_gimple_non_addressable): Remove.
3447 * gimple.h: Remove is_gimple_non_addressable.
3448 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3449 is_gimple_non_addressable.
3450 * trans-mem.c (expand_assign_tm): Same.
3452 2012-01-09 Richard Guenther <rguenther@suse.de>
3454 PR tree-optimization/51775
3455 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3456 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3458 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3460 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3462 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3464 2012-01-09 Richard Guenther <rguenther@suse.de>
3466 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3468 2012-01-08 Jan Hubicka <jh@suse.cz>
3470 PR tree-optimize/51680
3471 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3472 on when known_vals needs to be computed; cleanup.
3474 2012-01-08 Jan Hubicka <jh@suse.cz>
3476 PR tree-optimize/51694
3477 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3479 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3481 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3482 for -std=c++98 and -std=c++11 too.
3484 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3486 * cfgloop.c (cancel_loop): Add free() of bbs array.
3488 2012-01-07 Jan Hubicka <jh@suse.cz>
3490 PR tree-optimization/51600
3491 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3492 that benefits small functions.
3494 2012-01-07 Jan Hubicka <jh@suse.cz>
3496 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3498 2012-01-07 Jan Hubicka <jh@suse.cz>
3500 PR tree-optimization/51680
3501 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3502 whose inlining reduce unit size.
3504 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3507 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3508 Add canonical node to containing_mem chain after the non-canonical
3509 one, even if there weren't any locs to propagate.
3510 (remove_useless_values): Keep only canonical values.
3511 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3512 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3513 canonicalize mem_chain elements that are not discarded.
3515 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3518 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3519 before emitting functions.
3521 PR gcov-profile/50127
3522 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3523 clear_aux_for_blocks.
3525 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3528 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3530 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3532 * c-decl.c (ext_block): Moved up.
3533 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3535 2012-01-06 Han Shen <shenhan@google.com>
3537 Translate built-in include paths for sysroot.
3538 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3539 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3541 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3542 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3544 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3545 control whether sysroot should be prepended to gxx include dir.
3547 * configure: Regenerate.
3549 2012-01-06 Torvald Riegel <triegel@redhat.com>
3551 PR rtl-optimization/51771
3552 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3553 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3555 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3557 PR tree-optimization/51315
3558 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3559 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3561 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3564 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3565 for shrp pattern. Correctly handle and fixup shift variable.
3566 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3568 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3571 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3572 note when !ACCUMULATE_OUTGOING_ARGS.
3574 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3576 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3578 (extract_range_from_unary_expr_1): Avoid useless computations.
3580 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3582 PR rtl-optimization/51767
3583 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3584 of jump_block and add an extra edge for degenerated asm gotos.
3587 * stmt.c (check_unique_operand_names): Don't ICE during error
3588 reporting if i is from labels chain.
3591 * profile.c (branch_prob): Split bbs that have exit edge
3592 and need a fake entry edge too.
3594 2012-01-05 Jan Hubicka <jh@suse.cz>
3597 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3600 2012-01-05 Richard Guenther <rguenther@suse.de>
3603 * tree-streamer-out.c (write_ts_optimization): New function.
3604 (streamer_write_tree_body): Call it.
3605 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3606 (streamer_read_tree_body): Call it.
3607 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3609 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3612 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3613 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3614 in_cleanup_point_expr before gimplify_stmt call and restore it
3616 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3617 in_cleanup_point_expr is false.
3619 2012-01-05 Richard Guenther <rguenther@suse.de>
3622 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3624 * toplev.c (process_options): Reject combining mudflap and LTO.
3625 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3627 2012-01-05 Richard Guenther <rguenther@suse.de>
3629 PR tree-optimization/51760
3630 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3632 (bit_value_unop): Handle UNDEFINED operands.
3633 (bit_value_binop): Likewise.
3635 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3637 * config/avr/avr.c (avr_replace_prefix): Remove.
3638 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3639 (avr_asm_function_rodata_section): Ditto.
3640 (avr_asm_select_section): Ditto.
3642 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3644 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3647 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3650 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3651 calls that have any non-fake successor edges.
3654 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3656 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3658 PR tree-optimization/51624
3659 * tree-sra.c (build_ref_for_model): When replicating a chain of
3660 COMPONENT_REFs, stop as soon as the offset would become negative.
3662 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3665 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3666 in .debug_loc on the floor.
3668 2012-01-04 Andrew Pinski <apinski@cavium.com>
3670 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3672 2012-01-04 Andrew Pinski <apinski@cavium.com>
3673 Adam Nemet <anemet@caviumnetworks.com>
3675 * config/mips/mips.md (size): Add SI and DI.
3676 (SIZE): New mode attribute.
3677 (U): New code attribute.
3678 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3679 (mips_lbux_<mode>): Delete.
3680 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3681 (mips_lhx): Use gen_mips_lhx_extsi.
3682 (mips_lhx_<mode>): Delete.
3684 (mips_l<size>x): New expand.
3685 (mips_lwx_<mode>): Delete.
3686 (mips_l<GPR:size>x_<P:mode>): New pattern.
3687 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3688 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3689 * config/mips/mips.c (mips_lx_address_p): New function.
3690 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3691 (dsp64): New availability predicate.
3692 (mips_builtins): Add an entry for __builtin_mips_ldx.
3693 * config/mips/mips.h (ISA_HAS_LBX): New define.
3694 (ISA_HAS_LBUX): Likewise.
3695 (ISA_HAS_LHX): Likewise.
3696 (ISA_HAS_LHUX): Likewise.
3697 (ISA_HAS_LWX): Likewise.
3698 (ISA_HAS_LWUX): Likewise.
3699 (ISA_HAS_LDX): Likewise.
3700 * doc/extend.texi (__builtin_mips_ldx): Document.
3702 2012-01-04 Tristan Gingold <gingold@adacore.com>
3704 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3705 when long pointers are used.
3706 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3707 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3708 (ia64-hp-*vms*): Remove.
3709 * config/vms/xm-vms64.h: Delete.
3711 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3714 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3716 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3718 * opts.c (finish_options): Remove duplicate sorry.
3720 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3723 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3726 2012-01-04 Richard Guenther <rguenther@suse.de>
3729 * tree.c (size_low_cst): New function.
3730 * tree.h (size_low_cst): Declare.
3731 * fold-const.c (fold_comparison): Use it to extract the low
3732 part of the POINTER_PLUS_EXPR offset.
3734 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3736 Fix clearing ZERO_REG
3737 * config/avr/avr.md (cc): Add alternative "ldi".
3738 (movqi_insn): Use it in cc attribute.
3739 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3740 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3741 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3743 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3745 * configure: Regenerate.
3747 2012-01-04 Richard Guenther <rguenther@suse.de>
3749 PR tree-optimization/49651
3750 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3751 (var_can_have_subvars): Use it.
3752 (get_constraint_for_1): Only consider subfields if there can be any.
3754 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3757 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3758 to its new canonical_cselib_val and the cselib_val was in
3759 first_containing_mem chain, but the canonical_cselib_val was not,
3760 add the latter into the chain.
3761 (cselib_invalidate_mem): Compare canonical_cselib_val of
3762 addr_list chain elt with v.
3765 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3766 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3768 (output_macinfo_op): Don't ggc_strdup fd->filename.
3769 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3770 then ggc_strdup it. Don't free inc->info or cur->info.
3771 (output_macinfo): Don't free ref->info or file->info.
3773 2012-01-03 Ira Rosen <irar@il.ibm.com>
3775 PR tree-optimization/51269
3776 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3777 first_niters a pointer.
3778 (slpeel_tree_peel_loop_to_edge): Likewise.
3779 (vect_do_peeling_for_loop_bound): Update call to
3780 slpeel_tree_peel_loop_to_edge.
3781 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3782 here. Remove it from the parameters list.
3783 (vect_do_peeling_for_alignment): Update calls and compute
3786 2012-01-03 Richard Guenther <rguenther@suse.de>
3788 PR tree-optimization/51070
3789 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3790 Properly handle calls.
3792 2012-01-03 Richard Guenther <rguenther@suse.de>
3794 PR tree-optimization/51692
3795 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3796 the LHS of allocation stmts.
3798 2012-01-03 Olivier Hainque <hainque@adacore.com>
3800 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3802 2012-01-03 Olivier Hainque <hainque@adacore.com>
3804 * collect2.c (main): In AIX specific computations for vector
3805 insertions, use CONST_CAST2 to cast from char ** to const char **.
3807 2012-01-03 Richard Guenther <rguenther@suse.de>
3810 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3811 the context of a limbo DIE when it does not already exist.
3813 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3815 PR tree-optimization/51719
3816 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3817 but direct call is, clear direct call's lhs and don't add fallthrough
3818 edge from dcall_bb to join_bb and PHIs.
3820 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3822 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3823 the instructions emitted by the pattern.
3824 ("*TDC_insn_<mode>"): Add comment.
3826 2012-01-03 Richard Guenther <rguenther@suse.de>
3829 * fold-const.c (fold_comparison): Properly canonicalize
3830 tree offset and HOST_WIDE_INT bit position.
3832 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3834 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3835 operands for extzv pattern.
3837 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3840 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3843 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3845 * doc/invoke.texi (-flto and related options): Copy-edit.
3847 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3849 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3851 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3853 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3856 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3858 * expr.h (move_by_pieces_ninsns): Declare.
3859 * expr.c (move_by_pieces_ninsns): Make external.
3860 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3861 (mips_store_by_pieces_p): Likewise.
3862 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3863 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3864 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3865 (mips_store_by_pieces_p): Likewise.
3867 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3869 * passes.c (register_one_dump_file): Free full_name.
3871 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3872 (calculate_elim_costs_all_insns): Free offsets_at and
3873 offsets_known_at at the end and clear the pointers.
3875 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3877 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3878 this option introduced in r180739.
3880 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3883 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3884 (tmake_file target=avr): Add avr/t-multilib.
3886 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3887 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3888 * config/avr/genmultilib.awk: New file.
3889 * config/avr/t-multilib: New auto-generated file.
3890 * config/avr/multilib.h: New auto-generated file.
3891 * config/avr/t-avr (AVR_MCUS): New variable.
3892 (genopt.sh): Use it.
3893 (s-mlib): Depend on t-multilib.
3894 (t-multilib, multilib.h): New dependencies.
3895 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3896 (MULTILIB_OPTIONS): Remove.
3897 (MULTILIB_MATCHES): Remove.
3898 (MULTILIB_DIRNAMES): Remove.
3899 (MULTILIB_EXCEPTIONS): Remove:
3900 * config/avr/genopt.sh: Don't use hard coded file name;
3901 pass AVR_MCUS from t-avr instead.
3903 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3905 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3907 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3909 Implement light-weight DImode support.
3910 * config/avr/avr-dimode.md: New file.
3911 * config/avr/avr.md: Include it.
3912 (adjust_len): Add plus64, compare64.
3913 (HIDI): Remove code iterator.
3914 (code_stdname): New code attribute.
3915 (rotx, rotsmode): Remove DI.
3916 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3918 * config/avr/avr-protos.h (avr_have_dimode): New.
3919 (avr_out_plus64, avr_out_compare64): New.
3920 * config/avr/avr.c (avr_out_compare): Handle DImode.
3921 (avr_have_dimode): New variable definition and initialization.
3922 (avr_out_compare64, avr_out_plus64): New functions.
3923 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3924 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3925 (avr_compare_pattern): Skip DImode comparisons.
3927 2012-01-02 Revital Eres <revital.eres@linaro.org>
3929 * ddg.c (def_has_ccmode_p): New function.
3930 (add_cross_iteration_register_deps,
3931 create_ddg_dep_from_intra_loop_link): Call it.
3933 2012-01-02 Richard Guenther <rguenther@suse.de>
3936 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3938 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3940 * gcc.c (process_command): Update copyright notice dates.
3941 * gcov.c (print_version): Likewise.
3942 * gcov-dump.c (print_version): Likewise.
3943 * mips-tfile.c (main): Likewise.
3944 * mips-tdump.c (main): Likewise.
3946 2012-01-01 Ira Rosen <irar@il.ibm.com>
3948 PR tree-optimization/51704
3949 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3950 a use is inside the basic block or loop before accessing its vect info.
3952 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3954 PR rtl-optimization/51069
3955 * cfgloopmanip.c (remove_path): Removing path making irreducible
3956 region unconditional makes BB part of the region.
3958 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3960 PR tree-optimization/51683
3961 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3962 calls with side-effects.
3963 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3965 Copyright (C) 2012 Free Software Foundation, Inc.
3967 Copying and distribution of this file, with or without modification,
3968 are permitted in any medium without royalty provided the copyright
3969 notice and this notice are preserved.