1 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/sync.md (atomic_<code><mode>): Rename to
7 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
10 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
13 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
14 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
15 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
16 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
17 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
18 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
19 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
22 2012-04-16 Martin Jambor <mjambor@suse.cz>
24 Backported from mainline
26 2012-04-13 Martin Jambor <mjambor@suse.cz>
29 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
30 fold_ctor_reference returns a zero constant.
32 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
34 Backported from mainline
35 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
37 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
38 and __ILP32__ for x32.
40 2012-04-13 Tom de Vries <tom@codesourcery.com>
42 Backport from mainline r186418.
44 2012-04-13 Tom de Vries <tom@codesourcery.com>
46 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
47 parameters vuse and vuse_escaped.
48 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
49 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
52 2012-04-13 Richard Guenther <rguenther@suse.de>
54 PR tree-optimization/52969
55 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
56 the condition for the COND_EXPR and handle predicate negation
57 by swapping the COND_EXPR arms.
59 2012-04-13 Richard Guenther <rguenther@suse.de>
62 * convert.c (convert_to_pointer): Remove special-casing of
65 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
67 Backport from mainline
68 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
71 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
72 the list of options to enable the FCFID instruction.
73 (TARGET_EXTRA_BUILTINS): Adjust comment.
75 2012-04-12 Richard Guenther <rguenther@suse.de>
77 PR tree-optimization/52943
78 * tree-chrec.h (chrec_is_positive): Remove.
79 * tree-scalar-evolution.c (chrec_is_positive): Move ...
80 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
81 Return false for a constant zero instead of negative.
82 (analyze_siv_subscript_cst_affine): Handle zero difference
83 in the initial condition explicitely.
85 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
88 * varasm.c (process_pending_assemble_externals): Set
89 pending_assemble_externals_processed true.
90 (assemble_external): Call assemble_external_real if the pending
91 assemble externals have been processed.
93 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
96 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
97 the DECL generated for the special GOT helper.
99 2012-04-06 Walter Lee <walt@tilera.com>
101 Backport from mainline
102 2012-03-07 Walter Lee <walt@tilera.com>
104 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
105 REG_CFA_* notes for the stack pointer.
106 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
107 EH_RETURN_STACKADJ_RTX.
108 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
109 generate REG_CFA_* notes for the stack pointer.
110 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
111 by EH_RETURN_STACKADJ_RTX.
113 2012-04-06 Matt Turner <mattst88@gmail.com>
115 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
117 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
119 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
120 of the destination isn't also a FP_REGS register.
122 2012-04-03 Richard Guenther <rguenther@suse.de>
124 Backport from mainline
125 2012-03-02 Richard Guenther <rguenther@suse.de>
127 PR tree-optimization/52406
128 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
129 (struct indices): Add unconstrained_base member.
130 (struct dr_alias): Remove unused vops member.
131 (DR_UNCONSTRAINED_BASE): New define.
132 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
133 add indices to allow their disambiguation. Make DR_BASE_OBJECT
134 be an artificial access that covers the whole indexed object,
135 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
136 plain decl base-objects to their MEM_REF variant.
137 (dr_may_alias_p): When the base-object of either data reference
138 has unknown size use only points-to information.
139 (compute_affine_dependence): Make dumps easier to read and
141 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
142 DR_REF when looking for packed references.
143 (vect_supportable_dr_alignment): Likewise.
145 2012-04-03 Richard Guenther <rguenther@suse.de>
147 Backport from mainline
148 2012-03-15 Richard Guenther <rguenther@suse.de>
151 * tree-data-ref.c (subscript_dependence_tester_1): Check
152 all dimensions for non-conflicting access functions.
154 2012-04-03 Richard Guenther <rguenther@suse.de>
156 Backport from mainline
157 2012-03-06 Richard Guenther <rguenther@suse.de>
160 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
162 2012-03-23 Richard Guenther <rguenther@suse.de>
164 PR tree-optimization/52678
165 * tree-vectorizer.h (struct _stmt_vec_info): Add
166 loop_phi_evolution_part member.
167 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
168 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
169 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
170 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
171 Use the cached evolution part and the PHI nodes value from
172 the loop preheader edge instead of re-analyzing the evolution.
174 2012-03-26 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/52701
177 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
178 compute and set the evolution part of PHI nodes.
180 2012-03-30 Richard Guenther <rguenther@suse.de>
182 PR tree-optimization/52754
183 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
184 propagate arbitrary addresses into really plain dereferences.
186 2012-04-03 Jakub Jelinek <jakub@redhat.com>
188 PR tree-optimization/52835
189 * tree-data-ref.c (build_rdg): Return NULL if
190 compute_data_dependences_for_loop failed.
192 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
194 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
195 (stmt_can_make_abnormal_goto): Use it.
196 (is_ctrl_altering_stmt): Likewise.
198 2012-03-31 Martin Jambor <mjambor@suse.cz>
200 Backported from mainline
201 2012-03-30 Martin Jambor <mjambor@suse.cz>
203 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
204 is a builtin_stack_save in a dominating BB.
206 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
209 crossing 128bit lane boundary.
211 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
213 Backported from mainline
214 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
219 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
220 * config/i386/i386.c: Include reload.h.
221 (ix86_legitimize_reload_address): New function.
223 2012-03-28 Martin Jambor <mjambor@suse.cz>
225 Backported from mainline
226 2012-03-27 Martin Jambor <mjambor@suse.cz>
229 * tree-sra.c (sra_modify_assign): Do not call
230 load_assign_lhs_subreplacements when working with an unscalarizable
233 2012-03-28 Jakub Jelinek <jakub@redhat.com>
236 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
237 __builtin_va_start to __builtin_next_arg if the latter is
238 builtin_decl_explicit_p rather than when it is not.
241 * tree-vect-generic.c (vector_element): Perform multiplication
242 for pos in bitsizetype type instead of idx type.
244 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
246 Backport from 2012-03-28 mainline r185910.
249 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
250 (avr_builtin_decl): New static function.
251 (struct avr_builtin_description, avr_bdesc): Move up.
252 Add GTY marker. Add field fndecl. Remove redundant field id.
253 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
254 (avr_expand_builtin): Code cleanup because .id is removed.
256 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
259 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
262 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
264 Backport from 2012-03-28 mainline r185907.
267 * config.gcc (tm_file): Remove avr/multilib.h.
269 * doc/invoke.texi (AVR Options): Adjust
270 documentation of -mtiny-stack.
272 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
273 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
274 * config/avr/t-avr: Remove generation of multilib.h.
275 * config/avr/t-multilib: Regenerate.
276 * config/avr/multilib.h: Remove.
277 * config/avr/avr.opt (-msp8): New option.
278 (avr_sp8): New variable.
279 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
280 * config/avr/avr.h (AVR_HAVE_SPH): New define.
281 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
282 (avr_device_to_sp8): New prototype.
283 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
284 (DRIVER_SELF_SPECS): New define.
285 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
286 __AVR_SP8__, __AVR_HAVE_SPH__.
287 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
288 AVR_HAVE_8BIT_SP to decide if SP_H is present.
289 (avr_file_start): Ditto.
291 2012-03-28 Jakub Jelinek <jakub@redhat.com>
294 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
295 instead of 8 in adjust_address.
297 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
299 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
300 of a unit before computing the offset in units.
302 2012-03-27 Richard Guenther <rguenther@suse.de>
305 * fold-const.c (try_move_mult_to_index): Handle &x.array more
308 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
311 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
313 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
316 * varasm.c: Include pointer-set.h.
317 (pending_assemble_externals_set): New pointer set.
318 (process_pending_assemble_externals): Destroy the pointer set.
319 (assemble_external): See if decl is in pending_assemble_externals_set,
320 and add it to pending_assemble_externals if necessary.
321 (init_varasm_once): Allocate pending_assemble_externals_set.
323 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
325 Backported from mainline
326 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
329 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
330 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
331 (vector_ltgt<mode>): Likewise.
332 (vector_ordered<mode>): Likewise.
333 (vector_unordered<mode>): Likewise.
334 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
336 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
338 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
341 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
343 Backported from mainline
344 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
348 * config/sh/sh.c (sh_register_move_cost): Increase cost between
349 GENERAL_REGS and FP_REGS for SImode.
351 2012-03-22 Jakub Jelinek <jakub@redhat.com>
354 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
355 on any new_local_var_chain vars declared during recursing on
356 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
358 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
360 Backport from 2012-03-22 mainline r185692.
363 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
364 (unspecv): Add UNSPECV_MEMORY_BARRIER.
365 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
366 (delay_cycles_1, delay_cycles_2): Ditto.
367 (delay_cycles_3, delay_cycles_4): Ditto.
368 (nopv, *nopv): Ditto.
369 (sleep, *sleep): Ditto.
372 Backport from 2012-03-21 mainline r185605.
374 PR rtl-optimization/52543
376 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
377 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
378 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
379 (avr_load_libgcc_p): Restrict to __flash loads.
380 (avr_out_lpm): Only handle 1-byte loads from __flash.
381 (avr_load_lpm): New function.
382 (avr_find_unused_d_reg): Remove.
383 (avr_out_lpm_no_lpmx): Remove.
384 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
385 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
386 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
387 (load_<mode>, load_<mode>_clobber): New insns.
388 (mov<mode>): For multi-byte move from non-generic
389 16-bit address spaces: Expand to load_<mode> resp.
391 (load<mode>_libgcc): Remove expander.
392 (split-lpmx): Remove split.
394 Backport from 2012-03-13 mainline r185329.
397 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
398 offset (size) to a value the insns can deal with.
399 (expand_epilogue): Ditto.
401 Backport from 2012-03-12 mainline r185256.
404 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
405 type from reg_class_t to enum reg_class.
406 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
408 Backport from 2012-03-12 mainline r185253.
411 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
412 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
413 r184615 from 2012-02-28.
415 Backport from 2012-03-08 mainline r185105.
417 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
418 for constants in [-63,63].
420 Backport from 2012-03-08 mainline r185100.
423 * config/avr/avr.c (avr_mem_clobber): New static function.
424 (avr_expand_delay_cycles): Add memory clobber operand to
425 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
426 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
427 (enable_interrupt, disable_interrupt): New expander.
428 (nopv, sleep, wdr): New expanders.
429 (delay_cycles_1): Add memory clobber.
430 (delay_cycles_2): Add memory clobber.
431 (delay_cycles_3): Add memory clobber.
432 (delay_cycles_4): Add memory clobber.
433 (cli_sei): New insn from former "enable_interrupt",
434 "disable_interrupt" with memory clobber.
435 (*wdt): New insn from former "wdt" with memory clobber.
436 (*nopv): Similar, but for "nopv".
437 (*sleep): Similar, but for "sleep".
439 Backport from 2012-03-07 mainline r185043.
442 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
444 Backport from 2012-03-07 mainline r185032.
447 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
448 to: RAMPZ, RAMPY, RAMPX, RAMPD.
449 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
451 Backport from 2012-03-07 mainline r185031.
454 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
456 * config/avr/avr.md (xload_8): Adjust insn length.
458 Backport from 2012-03-07 mainline r185030.
461 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
462 if RAMPZ affects reading from RAM.
464 Backport from 2012-03-05 mainline r184919.
466 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
468 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
470 Backport from mainline r185259.
473 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
474 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
476 2012-03-22 Jakub Jelinek <jakub@redhat.com>
478 Backported from mainline
479 2012-03-13 Jakub Jelinek <jakub@redhat.com>
482 * c-parser.c (c_parser_postfix_expression)
483 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
485 * config/i386/smmintrin.h: Avoid /* within a comment.
486 * config/i386/nmmintrin.h: Likewise.
488 2012-03-22 Richard Guenther <rguenther@suse.de>
490 * BASE-VER: Set to 4.7.1.
491 * DEV-PHASE: Set to prerelease.
493 2012-03-22 Release Manager
495 * GCC 4.7.0 released.
497 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
499 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
501 2012-03-15 Jakub Jelinek <jakub@redhat.com>
502 Andrew Pinski <apinski@cavium.com>
505 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
506 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
507 calls instead of __builtin_ir{int,ound}*.
509 2012-03-14 Jakub Jelinek <jakub@redhat.com>
512 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
515 2012-03-13 Joseph Myers <joseph@codesourcery.com>
517 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
518 Refer to GCC 4.7 version of c99status.html.
520 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
522 Backport from mainline
523 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
525 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
526 redefine to be NULL if the current bit-size is different from the
529 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
530 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
531 set the default tuning. Add asserts to make sure the cpu and tune
532 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
533 test whether the index is set, instead of > 0.
534 (rs6000_file_start): Do not reset the default cpu if the current
535 bit-size is different from the configured bit-size.
537 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
539 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
541 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
542 Update binutils references.
543 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
544 Update binutils reference.
545 Update Sun as/GNU ld caveat.
546 Document binutils largefile requirement for LTO plugin.
547 Remove reference to alternate libpthread.
549 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
551 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
553 (Specific, mips-sgi-irix6): Likewise.
555 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
557 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
558 * configure: Regenerate.
560 2012-03-07 Richard Henderson <rth@redhat.com>
562 * config/m68k/m68k.h (ISA_HAS_TAS): New.
563 * config/m68k/sync.md (atomic_test_and_set): Use it.
564 (atomic_test_and_set_1): Likewise.
566 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
569 * Makefile.in: Let install-gcc-ar depend on installdirs,
570 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
571 Don't double canonicalize if cross-compiling.
573 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
575 * trans-mem.c: New typedef for tm_region_p.
576 Define vector types for tm_region_p.
577 (tm_region_init): Replace region_worklist to a vector called
580 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
583 * trans-mem.c (tm_region_init): Use last_basic_block.
585 2012-03-05 Richard Henderson <rth@redhat.com>
588 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
589 * omp-low.c (expand_omp_atomic): Assume anything aligned to
590 BIGGEST_ALIGNMENT is aligned.
592 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
594 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
596 2012-03-05 Richard Henderson <rth@redhat.com>
599 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
600 instead of calling negqi2 directly.
602 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
604 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
605 (INTMAX_TYPE): Use it.
606 (UINTMAX_TYPE): Likewise.
607 (SUBTARGET_OVERRIDE_OPTIONS): Define.
608 (irix6_c_common_override_options): Declare.
609 (C_COMMON_OVERRIDE_OPTIONS): Define.
610 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
611 * config/mips/irix6-c.c: New file.
612 * config/mips/t-irix6 (irix6-c.o): New target.
613 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
616 2012-03-02 Richard Henderson <rth@redhat.com>
618 * optabs.c (expand_atomic_test_and_set): Honor
619 atomic_test_and_set_trueval even when atomic_test_and_set
622 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
624 Backport from mainline
625 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
627 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
629 2012-03-02 Richard Guenther <rguenther@suse.de>
631 * DEV-PHASE: Set to prerelease.
633 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
635 * config.gcc (obsolete): Add all ARM targets using the FPA.
636 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
637 * doc/install.texi: Avoid references to obsolete ARM ports.
639 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
641 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
643 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
644 Joern Rennecke <joern.rennecke@embecosm.com>
646 * doc/extend.texi: Expand and update information on interrupt
647 attribute for Epiphany.
649 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
651 * config/sh/sh-protos.h: Update copyright notice dates.
652 * config/sh/sh.h: Likewise.
653 * config/sh/sh.md: Likewise.
654 * config/sh/constraints.md: Likewise.
655 * config/sh/predicates.md: Likewise.
657 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
659 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
660 * config/sh/sh.c (tertiary_reload_operand): Likewise.
662 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
664 * config/sh/constraints.md: Fix comment typo.
666 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
669 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
670 unsigned HOST_WIDE_INT.
671 (zvdep_imm64): Likewise.
672 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
673 (vdepi_and): Likewise.
674 Likewise for unamed 64-bit patterns.
675 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
677 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
680 PR rtl-optimization/52417
681 * cselib.c (cselib_any_perm_equivs): New variable.
682 (cselib_reset_table): Check that it's not set when not
683 preserving constants.
684 (cselib_add_permanent_equiv): Set it.
685 (cselib_have_permanent_equivalences): New.
686 (cselib_init, cselib_finish): Reset it.
687 * cselib.h (cselib_have_permanent_equivalences): Declare.
688 * alias.c (get_addr): Restore earlier behavior when there
689 aren't permanent equivalences.
691 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
693 * config/mn10300/mn10300-modes.def: Fix copyright notice.
694 * config/v850/v850-modes.def: Fix copyright notice.
696 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
698 * doc/extend.texi (AVR Built-in Functions): Document
699 __builtin_avr_flash_segment.
701 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
702 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
703 (*split.flash_segment): New insn-and-split.
704 * config/avr/avr.c (avr_init_builtins): Add local variables:
705 const_memx_void_node, const_memx_ptr_type_node,
706 char_ftype_const_memx_ptr.
708 2012-03-01 Jakub Jelinek <jakub@redhat.com>
710 PR tree-optimization/52445
711 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
712 add ssa_name_ver, offset and size fields and change store field
714 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
715 (add_or_mark_expr): Likewise. Only consider previous stores
716 with the same size and offset.
717 (nt_init_block): Only look at gimple_assign_single_p stmts,
718 doesn't look at rhs2.
720 2012-03-01 Richard Guenther <rguenther@suse.de>
723 * tree-cfg.c (verify_gimple_assign_unary): Allow any
724 conversions from integral types to pointer types.
726 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
728 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
729 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
730 unintentionally removed in r184616.
732 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
734 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
737 2012-02-29 Jakub Jelinek <jakub@redhat.com>
738 Uros Bizjak <ubizjak@gmail.com>
741 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
742 alternatives, add "e" constraint to the new last alternative
743 and ! to last 3 alternatives.
745 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
747 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
748 DW_AT_artificial attributes at the end of the processing.
749 (gen_array_type_die): Likewise.
750 (gen_enumeration_type_die): Likewise.
751 (gen_struct_or_union_type_die): Likewise.
752 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
755 2012-02-29 Jakub Jelinek <jakub@redhat.com>
758 * expr.c (expand_assignment): If doing misaligned store that doesn't
759 cover all mode bits, perform a RMW cycle.
761 PR tree-optimization/52429
762 * tree-parloops.c (separate_decls_in_region_debug): Return early
763 if var is LABEL_DECL.
765 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
767 PR tree-optimization/52424
768 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
769 calling dom_thread_across_edge.
771 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
773 * config/avr/avr.c: Move definition of TARGET macros to end of file.
775 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
777 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
778 * config/avr/avr.c (avr_output_bld): Remove unused function.
779 (avr_out_sbxx_branch): Use "%T" to print bit position.
781 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
783 * config/avr/avr.md: Untabify.
785 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
787 * config/avr/avr.md (eqne): New code iterator.
788 (*dec-and-branchsi): Use it in text peephole's condition.
789 (*dec-and-branchhi): Ditto.
790 (*dec-and-branchqi): Ditto.
792 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
795 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
796 the device does not have the skip-bug.
798 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
800 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
801 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
802 -mpretend-cmove): New.
804 2012-02-29 Jakub Jelinek <jakub@redhat.com>
807 * df.h (struct df_d): Adjust comment that hard_regs_live_count
808 doesn't count DEBUG_INSN refs.
809 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
812 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
816 2012-02-20 Richard Guenther <rguenther@suse.de>
817 PR tree-optimization/52298
818 * tree-vect-stmts.c (vectorizable_load): Properly use
819 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
822 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
825 * gimple.h (gimple_in_transaction): New.
826 (gimple_set_in_transaction): New.
827 (struct gimple_statement_base): Add in_transaction field.
828 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
830 (tree_ssa_lim_initialize): Compute transaction bits.
831 * tree.h (compute_transaction_bits): Protoize.
832 * trans-mem.c (tm_region_init): Use the heap to store BB
834 (compute_transaction_bits): New.
836 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
838 * gcc.c (display_help): Document --help=common and sort entries
841 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
843 * doc/install.texi: Document check-$LANG specific shortcuts
845 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
848 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
850 * config/arm/arm_neon.h: Regenerate.
851 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
852 (neon_vcgeu): New insn.
853 (neon_vcgtu): Likewise.
854 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
855 (ops): Unsigned comparison intrinsics call a different
858 2012-02-28 Richard Guenther <rguenther@suse.de>
861 * config/i386/i386.c (ix86_expand_vector_set): Fix element
862 ordering for the VEC_CONCAT for two element vectors for
863 V2SFmode, V2SImode and V2DImode.
865 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
868 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
869 detecting big-endian triplets.
871 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
873 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
874 mode if there is no type information available.
876 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
878 PR tree-optimization/53207
879 * doc/invoke.texi: Document as experimental and relying on graphite.
881 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
883 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
884 of initializer to changes from r184614.
886 2012-02-28 Richard Guenther <rguenther@suse.de>
888 PR tree-optimization/52395
889 * tree-sra.c (build_ref_for_offset): Also look at the base
890 TYPE_ALIGN when figuring out the alignment of the replacement.
892 2012-02-28 Richard Guenther <rguenther@suse.de>
894 PR tree-optimization/52402
895 * ipa-prop.c (ipa_modify_call_arguments): Properly use
896 mis-aligned types when creating the accesses at the call site.
898 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
900 * config/avr/builtins.def: New file.
901 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
902 * config/avr/avr.c (enum avr_builtin_id): Use it.
903 (avr_init_builtins): Use it. And use avr_bdesc.
904 (bdesc_1arg): Remove.
905 (bdesc_2arg): Remove.
906 (bdesc_3arg): Remove.
907 (struct avr_builtin_description): Add field n_args.
908 (avr_bdesc): New static variable using builtins.def.
909 (avr_expand_builtin): Use it.
910 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
911 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
912 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
914 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
917 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
918 match only one single hard register with respective hard reg rtx.
919 (movmemx_<mode>): Ditto.
920 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
921 insn anatomy of movmem[x]_<mode>.
922 (avr_out_movmem): Same for printing assembler and operand usage.
924 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
928 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
929 address spaces located outside of device flash.
931 * config/avr/avr.h (base_arch_s): Remove field n_segments.
932 (mcu_type_s): Add field n_flash.
933 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
934 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
935 (AVR_MCU): Add N_FLASH argument.
936 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
937 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
938 macro __FLASH<n> if that address space makes sense for the device.
939 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
940 outside of target flash.
941 (avr_asm_named_section): Ditto.
942 (avr_asm_select_section): Ditto.
943 (avr_addr_space_convert): Ditto.
944 (avr_emit_movmemhi): Ditto.
945 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
946 address space is outside of device flash.
947 (avr_insert_attributes): Ditto.
948 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
949 avr_current_arch->n_segments.
951 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
954 * config/i386/i386.md (*movabs<mode>_1): Enable only for
956 (*movabs<mode>_2): Likewise.
958 2012-02-27 Jakub Jelinek <jakub@redhat.com>
961 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
962 s_register_operand in the test instead of REG_P. Don't call
963 gen_reg_rtx if it won't be used.
965 PR tree-optimization/52376
966 * ipa-split.c (split_function): Ignore CLOBBER stmts.
968 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
970 * ifcvt.c (noce_get_condition): Check condition variable is not
971 small_register_classes_for_mode_p before accepting.
973 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
975 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
977 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
980 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
981 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
983 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
985 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
987 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
989 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
991 * config/sh/predicates.md: Remove blank lines.
992 * config/sh/sh.c: Fix typos in comments.
993 * config/sh/constraints.md: Likewise.
994 * config/sh/sh.md: Remove blank lines.
995 Fix typos in comments. Use ;; as comment characters.
997 2012-02-26 Walter Lee <walt@tilera.com>
999 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1000 (replace_mov_pcrel_step2): Ditto.
1002 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1005 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1006 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1007 and locs that reference values newer than the non-canonical value
1008 at hand. Return the canonical value as a worst case.
1009 (memrefs_conflict_p): Walk canonical value's locs.
1012 * cselib.c (preserve_only_constants): Rename to...
1013 (preserve_constants_and_equivs): ... this. Split out...
1014 (invariant_or_equiv_p): ... this. Preserve plus expressions
1015 of other preserved expressions too.
1016 (cselib_reset_table): Adjust.
1017 * var-tracking.c (reverse_op): Use canonical value to build
1020 2012-02-23 Kai Tietz <ktietz@redhat.com>
1022 * config/i386/i386.c (ix86_delegitimize_address): Handle
1023 UNSPEC_PCREL plus displacement.
1025 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1028 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1029 to test for unusedness in st X addressing.
1031 2012-02-24 Richard Guenther <rguenther@suse.de>
1034 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1035 (is_gimple_reg_type): Move inline ...
1036 * gimple.h (is_gimple_reg_type): ... here.
1038 2012-02-24 Richard Guenther <rguenther@suse.de>
1041 * passes.c (execute_function_todo): When verifying SSA form
1042 verify gimple form first.
1043 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1045 2012-02-24 Richard Guenther <rguenther@suse.de>
1048 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1049 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1051 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1053 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1055 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1057 * tree-phinodes.c (make_phi_node): Mark static.
1058 * tree-flow.h (make_phi_node): Remove extern decl.
1059 * doc/gimple.texi (make_phi_node): Remove documentation.
1061 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1063 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1064 * tree-ssa-sccvn.c (print_scc): Ditto.
1066 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1068 * doc/passes.texi (Full redundancy elimination): Fix typo.
1070 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1072 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1074 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1077 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1079 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1082 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1084 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1086 * config/avr/avr.md (code_stdname): Add ior, xor.
1087 (xior): New code iterator.
1088 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1089 (*<code_stdname><mode>qi.byte1-3): Ditto.
1091 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1093 PR tree-optimization/52019
1094 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1097 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1099 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1100 HAVE_INITFINI_ARRAY to work around namespace pollution in
1101 certain versions of newlib system headers.
1102 * config.in: Regenerate.
1103 * configure: Regenerate.
1104 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1105 instead of HAVE_INITFINI_ARRAY.
1107 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1111 is not offsettable memory reference.
1113 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1116 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1117 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1119 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1121 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1122 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1124 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1126 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1127 library on Solaris 8 even without TLS support.
1128 * configure: Regenerate.
1130 2012-02-22 Richard Guenther <rguenther@suse.de>
1133 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1134 for GIMPLE_DEBUG stmts.
1136 2012-02-22 Martin Jambor <mjambor@suse.cz>
1139 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1140 according to the base object.
1142 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1144 PR rtl-optimization/50063
1145 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1146 and 2 (8-bit SP) in operand 2.
1147 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1148 setup to use movhi_sp_r instead of vanilla move to write SP.
1149 Adjust REG_CFA notes to superseed unspec.
1150 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1152 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1153 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1154 irq_state 1 (IRQ known to be on) here.
1156 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1158 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1160 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1161 assign_hard_reg): Likewise.
1163 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1165 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1167 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1170 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1171 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1173 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1175 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1176 prototype from here to...
1177 * config/avr/avr.h: ...here.
1179 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1182 * thumb2.md (thumb2_shiftsi3_short): Split register and
1183 immediate shifts. For register shifts tie operands 0 and 1.
1184 (peephole2 for above): Check that register-controlled shifts
1185 have suitably tied operands.
1187 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1190 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1191 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1192 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1193 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1194 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1195 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1196 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1197 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1198 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1199 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1200 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1201 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1202 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1203 bdver1_ssevector_avx256_unaligned_load,
1204 bdver1_ssevector_sse128_unaligned_load,
1205 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1206 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1207 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1208 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1209 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1210 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1211 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1212 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1213 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1214 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1215 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1216 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1217 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1218 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1219 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1220 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1221 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1222 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1223 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1224 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1225 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1226 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1227 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1228 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1229 bdver1_ssediv_double_load, bdver1_ssediv_double,
1230 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1231 Add "bdver2" attribute.
1233 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1235 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1236 default if possible and not specified otherwise.
1238 2012-02-21 Richard Guenther <rguenther@suse.de>
1241 * gimplify.c (create_tmp_from_val): Use the main variant type
1242 for the type of the temporary we create.
1244 2012-02-21 Richard Guenther <rguenther@suse.de>
1246 PR tree-optimization/52324
1247 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1248 do not gimplify a MEM_REF address operand if it is already
1251 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1253 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1254 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1256 2012-02-21 Richard Guenther <rguenther@suse.de>
1258 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1259 nested_in_vect_loop.
1261 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1263 PR tree-optimization/52318
1264 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1265 vdef also to non-pure/const call stmts in the sequence.
1267 2012-02-20 David S. Miller <davem@davemloft.net>
1269 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1270 don't use the "rd %pc" instruction on v9 for PIC register loads.
1272 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1275 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1276 in a transaction safe function.
1278 2012-02-20 Kai Tietz <ktietz@redhat.com>
1281 * stor-layout.c (place_field): Handle desired_align for
1284 2012-02-20 Richard Guenther <rguenther@suse.de>
1286 PR tree-optimization/52298
1287 * tree-vect-stmts.c (vectorizable_store): Properly use
1288 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1290 (vectorizable_load): Likewise.
1291 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1292 Access DR_STEP after ensuring it is not NULL.
1294 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1296 PR tree-optimization/52286
1297 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1298 optimization use double_int_to_tree instead of build_int_cst_wide,
1299 rewrite to use double_int vars.
1301 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1304 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1306 Remove -e 0 from $gcc_cv_ld invocation.
1307 Only use __GLIBC_PREREQ if defined.
1308 Enable on Solaris since Solaris 8 patch.
1309 (gcc_SUN_LD_VERSION): New macro.
1310 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1311 gcc_SUN_LD_VERSION for version number format.
1312 * configure: Regenerate.
1313 * varasm.c (get_elf_initfini_array_priority_section): Set
1314 SECTION_NOTYPE for non-default priority.
1315 Use get_section instead of get_unnamed_section to emit
1316 .init_array/.fini_array with default priority.
1318 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1320 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1321 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1322 (mips_start_unique_function, mips_output_mips16_rdhwr)
1323 (mips_code_end): New functions.
1324 (TARGET_ASM_CODE_END): Define.
1326 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1328 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1329 to stubs with non-sibling calls.
1331 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1333 * doc/invoke.texi (-fira-* options): Copy-edit.
1334 (ira-* parameters): Copy-edit.
1336 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1338 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1339 GCC coding conventions.
1341 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1343 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1344 when used as adjectives.
1346 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1348 * doc/invoke.texi: Clean up "that"/"which" confusion.
1350 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1352 * system.h: Poison SMALL_REGISTER_CLASSES
1353 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1354 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1356 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1358 PR tree-optimization/52285
1359 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1360 when deciding if a call is a tail call or tail recursion.
1362 2012-02-16 Kai Tietz <ktietz@redhat.com>
1364 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1365 interger-constant displacement for UNSPEC_PCREL.
1367 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1369 PR rtl-optimization/52208
1370 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1371 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1373 PR tree-optimization/52255
1374 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1375 loop->header has virtual PHI, but exit_e->dest doesn't, add
1376 virtual PHI to exit_e->dest and adjust all uses after the loop.
1379 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1380 children with clone_tree_hash, not after it.
1382 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1384 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1385 extended identifiers.
1387 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1390 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1391 a same_body_alias, also test whether e->callee isn't a former
1392 or current clone of the decl this is a same body alias of.
1394 PR translation/52264
1395 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1397 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1399 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1401 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1404 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1405 force_reg instead of copy_to_reg for better optimization. Force
1406 non-register or memory operands into a register.
1408 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1410 * extend.texi: Reserve upper bits of memory model for future use.
1412 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1413 Anatoly Sokolov <aesok@post.ru>
1414 Eric Weddington <eric.weddington@atmel.com>
1417 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1418 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1419 Rewrite initializers for .macro.
1420 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1421 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1422 atxmega32d4, atxmega32x1.
1423 avrxmega4: atxmega64a3, atxmega64d3.
1424 avrxmega5: atxmega64a1, atxmega64a1u.
1425 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1426 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1427 avrxmega7: atxmega128a1, atxmega128a1u.
1428 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1429 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1430 (struct base_arch_s): Rename reserved to xmega_p.
1431 Rename reserved2 to have_rampd.
1432 (AVR_XMEGA): New define.
1433 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1434 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1435 * config/avr/predicates.md (io_address_operand): Take into
1437 (low_io_address_operand): Ditto.
1438 (high_io_address_operand): Ditto.
1439 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1440 (enabled, movhi_sp_r): Use them.
1441 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1442 cpp_define_formatted to built-in define __AVR_ARCH__.
1443 (__AVR_XMEGA__): New built-in define.
1444 (__AVR_HAVE_RAMPD__): New built-in define.
1445 (__AVR_HAVE_RAMPX__): New built-in define.
1446 (__AVR_HAVE_RAMPY__): New built-in define.
1447 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1449 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1450 (avr_option_override): Initialize them.
1451 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1452 (avr_init_expanders): Initialize them. No more block several calls.
1453 (emit_push_sfr): New static function.
1454 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1456 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1457 (avr_print_operand): Print addreeses as symbols for
1458 RAMPX, RAMPY, RAMPD, CCP.
1459 (output_movhi): Handle AVR_XMEGA when writing to SP.
1460 (avr_out_movhi_mr_r_xmega): New static function.
1461 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1462 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1463 __RAMPD__, __CCP__ as needed.
1465 * config/avr/multilib.h: Regenerate.
1466 * config/avr/t-multilib: Regenerate.
1467 * config/avr/avr-tables.opt: Regenerate.
1469 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1471 PR tree-optimization/50561
1472 * graphite-flattening.c (lst_project_loop): Do not
1473 remove old scattering dimensions after flattening.
1474 (lst_do_flatten): Likewise.
1476 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1478 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1479 __builtin_avr_map8, __builtin_avr_map16.
1480 Document __builtin_avr_insert_bits.
1482 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1483 (insert_bits): New insn.
1484 (adjust_len.map_bits): Rename to insert_bits.
1485 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1486 * avr-protos.h (avr_out_map_bits): Remove.
1487 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1488 * config/avr/constraints.md (Cxf,C0f): New.
1489 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1490 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1491 New built-in define __BUILTIN_AVR_INSERT_BITS.
1492 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1493 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1494 (avr_move_bits): Rewrite.
1495 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1497 (avr_map_op_t): New typedef.
1498 (avr_map_op): New static variable.
1499 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1500 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1501 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1502 (bdesc_3arg, avr_expand_triop_builtin): New.
1503 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1504 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1505 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1506 (avr_map_equal_p, avr_map_sig_p): Remove.
1507 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1508 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1509 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1510 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1511 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1512 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1514 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1516 * config/c6x/c6x.md (reserve_cycles): New attribute.
1517 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1518 don't reserve functional units after the branch occurs.
1520 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1523 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1524 functions into non-tm_pure functions.
1526 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1529 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1530 (iterative_hash_canonical_type): Likewise.
1531 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1534 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1536 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1537 sched-group insn, it either remains alone or the entire list is pruned.
1539 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1541 * doc/install.texi (Prerequisites): Fix grammar.
1542 (Configuration): Likewise.
1544 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1546 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1547 MPC as part of GCC before describing configuring with --with-gmp etc.
1548 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1549 sources are present.
1551 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1554 * dwarf2out.c (clone_tree_hash): New function.
1555 (copy_decls_walk): Use it instead of clone_tree.
1557 2012-02-14 Richard Guenther <rguenther@suse.de>
1559 PR tree-optimization/52244
1560 PR tree-optimization/51528
1561 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1562 replacements for integral types.
1564 2012-02-14 Walter Lee <walt@tilera.com>
1566 * config.gcc: Handle tilegx and tilepro.
1567 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1569 Add HAVE_AS_TLS check for tilegx and tilepro.
1570 * configure: Regenerate.
1571 * doc/contrib.texi: Add Mat Hostetter and self.
1572 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1573 Document instruction intrinsics and network accessing intrinsics.
1574 (TILEPro Built-in Functions): New node. Document instruction
1575 intrinsics and network accessing intrinsics.
1576 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1577 (Specific, tilepro-*-linux*): Likewise.
1578 * doc/invoke.texi (TILE-Gx Options): New section.
1579 (TILEPro Options): New section.
1580 * doc/md.texi (TILE-Gx): New section.
1581 (TILEPro): New section.
1582 * common/config/tilegx/tilegx-common.c: New file.
1583 * common/config/tilepro/tilepro-common.c: New file.
1584 * config/tilegx/constraints.md: New file.
1585 * config/tilegx/linux.h: New file.
1586 * config/tilegx/mul-tables.c: New file.
1587 * config/tilegx/predicates.md: New file.
1588 * config/tilegx/sync.md: New file.
1589 * config/tilegx/t-tilegx: New file.
1590 * config/tilegx/tilegx-builtins.h: New file.
1591 * config/tilegx/tilegx-c.c: New file.
1592 * config/tilegx/tilegx-generic.md: New file.
1593 * config/tilegx/tilegx-modes.def: New file.
1594 * config/tilegx/tilegx-multiply.h: New file.
1595 * config/tilegx/tilegx-protos.h: New file.
1596 * config/tilegx/tilegx.c: New file.
1597 * config/tilegx/tilegx.h: New file.
1598 * config/tilegx/tilegx.md: New file.
1599 * config/tilegx/tilegx.opt: New file.
1600 * config/tilepro/constraints.md: New file.
1601 * config/tilepro/gen-mul-tables.cc: New file.
1602 * config/tilepro/linux.h: New file.
1603 * config/tilepro/mul-tables.c: New file.
1604 * config/tilepro/predicates.md: New file.
1605 * config/tilepro/t-tilepro: New file.
1606 * config/tilepro/tilepro-builtins.h: New file.
1607 * config/tilepro/tilepro-c.c: New file.
1608 * config/tilepro/tilepro-generic.md: New file.
1609 * config/tilepro/tilepro-modes.def: New file.
1610 * config/tilepro/tilepro-multiply.h: New file.
1611 * config/tilepro/tilepro-protos.h: New file.
1612 * config/tilepro/tilepro.c: New file.
1613 * config/tilepro/tilepro.h: New file.
1614 * config/tilepro/tilepro.md: New file.
1615 * config/tilepro/tilepro.opt: New file.
1617 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1619 PR tree-optimization/52210
1620 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1621 vect_model_simple_cost with two entry vect_def_type array instead
1622 of an address of dt.
1624 2012-02-14 Richard Guenther <rguenther@suse.de>
1627 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1628 Do not stream DECL_QUALIFIER.
1629 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1630 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1631 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1633 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1636 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1639 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1642 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1643 * cselib.c (cselib_subst_to_values_from_insn): New function.
1644 * sched-deps.c (add_insn_mem_dependence,
1645 sched_analyze_1, sched_analyze_2): Use it.
1647 2012-02-13 Jan Hubicka <jh@suse.cz>
1650 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1652 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1654 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1655 (GTM_SELF_SPECS): Define if not already defined.
1656 (driver_self_specs): Add GTM_SELF_SPECS.
1657 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1658 (GTM_SELF_SPECS): Define.
1659 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1660 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1662 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1664 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1667 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1670 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1671 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1673 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1676 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1678 2012-02-13 Richard Guenther <rguenther@suse.de>
1680 PR translation/52211
1681 * passes.c (enable_disable_pass): Fix typo.
1683 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1686 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1687 XOR for reduce_bit_field if type is unsigned.
1689 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1691 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1692 disallow changes from SFmode to mode with different size in FP regs.
1694 2012-02-12 Robert Millan <rmh@gnu.org>
1695 Gerald Pfeifer <gerald@pfeifer.com>
1697 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1700 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1702 PR rtl-optimization/52175
1703 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1704 to frame-related instructions.
1706 2012-02-10 Jason Merrill <jason@redhat.com>
1709 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1710 (demangle_new_symbols): Fill it.
1711 (scan_linker_output): Walk it.
1712 (start_tweaking): Split out from scan_linker_output.
1713 (maybe_tweak): Update sym->chosen.
1714 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1716 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1719 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1721 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1723 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1724 having the same mode as previous compare.
1726 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1728 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1729 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1730 (nonlocal_goto_internal): Likewise.
1731 (nonlocal_goto): Emit a use and an indirect jump directly.
1733 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1736 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1737 __atomic_{is,always}_lock_free.
1739 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1742 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1743 negative constant address for x32.
1745 2012-02-10 Richard Henderson <rth@redhat.com>
1747 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1748 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1749 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1751 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1752 Ira Rosen <irar@il.ibm.com>
1754 PR tree-optimization/50031
1755 * targhooks.c (default_builtin_vectorization_cost): Handle
1757 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1758 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1759 all types of reduction and pattern statements.
1760 (vect_estimate_min_profitable_iters): Likewise.
1761 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1762 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1763 for explicit realigns.
1764 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1765 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1767 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1768 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1769 vec_perm for VSX and handle vec_promote_demote.
1771 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1774 * builtins.c (fold_builtin_atomic_always_lock_free,
1775 expand_builtin_atomic_always_lock_free,
1776 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1777 Return and/or test boolean_true_node/boolean_false_node instead of
1778 integer_one_node/integer_zero_node.
1780 2012-02-10 Jan Hubicka <jh@suse.cz>
1783 * predict.c (predict_paths_for_bb): Prevent looping.
1784 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1786 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1788 * config/arm/arm.c (output_move_double): In one case properly
1789 count number of instructions that will be emitted.
1791 2012-02-10 Richard Guenther <rguenther@suse.de>
1793 PR translation/52193
1794 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1796 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1799 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1801 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1804 * var-tracking.c (emit_note_insn_var_location): If
1805 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1806 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1807 non-NOTE_DURING_CALL_P insn.
1809 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1812 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1814 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1817 * gcc.c (switch_matches) Support switches with separated form,
1820 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1822 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1824 (RAMPZ_ADDR): Ditto.
1825 * config/avr/avr.c (avr_addr_t): New typedef.
1826 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1827 (avr_init_expanders): Initialize it.
1828 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1830 (expand_epilogue): Ditto.
1831 (avr_print_operand): Ditto.
1832 (avr_file_start): Ditto.
1833 (avr_emit_movmemhi): Ditto.
1835 2012-02-08 Richard Guenther <rguenther@suse.de>
1837 PR tree-optimization/46886
1838 * tree-flow.h (do_while_loop_p): Declare.
1839 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1840 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1842 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1844 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1845 always succeed for integers larger than a native word.
1847 2012-02-08 Richard Guenther <rguenther@suse.de>
1849 PR rtl-optimization/52170
1850 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1851 properly handle integer vector modes.
1853 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1855 PR gcov-profile/52150
1856 * coverage.c: Include target.h.
1857 (build_var): Call targetm.strip_name_encoding on the assembler name.
1858 Change one _ into . or $ if the target allows it.
1859 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1861 PR rtl-optimization/52139
1862 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1863 is a BARRIER after emit_insn_after_noloc, move BB_END
1864 to the last non-BARRIER insn before it.
1866 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1869 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1870 (mips_gimplify_va_arg_expr): Call it instead of
1871 std_gimplify_va_arg_expr.
1873 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1875 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1876 message for -mno-pointers-to-nested-function.
1878 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1881 * expr.c (get_inner_reference): If there is an offset, add a negative
1882 bit position to it (if any).
1884 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1886 PR rtl-optimization/52060
1887 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1888 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1889 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1890 and/or i0src_copy2 when needed.
1892 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1894 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1895 or LTOPLUGINSONAME if have_c.
1897 * config/freebsd-spec.h: Add comment about what macros can be defined
1899 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1900 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1903 2012-02-07 Richard Guenther <rguenther@suse.de>
1905 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1906 newline in -alias dumps.
1908 2012-02-07 Kai Tietz <ktietz@redhat.com>
1909 Dave Korn <dave.korn.cygwin@gmail.com>
1912 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1913 Take care that typinfo gets dllexport-attribute.
1915 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1918 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1919 if modifier < EXPAND_SUM call force_operand on the result.
1921 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1923 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1924 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1926 (epiphany_function_type): Replace types for specific interrupts with
1927 EPIPHANY_FUNCTION_INTERRUPT.
1928 (EPIPHANY_INTERRUPT_P): Update.
1929 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1930 New static function.
1931 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1932 <disinterrupt>: Affects type identity.
1933 (epiphany_handle_interrupt_attribute): Handle variable number of
1935 (epiphany_compute_function_type): Update for new
1936 epiphany_function_type definition.
1937 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1938 handlers with a longcall forwarder.
1939 (epiphany_start_function): Handle multiple interrupt arguments and/or
1940 forwarder_section attribute.
1942 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1945 2012-02-07 Alan Modra <amodra@gmail.com>
1948 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1951 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1953 PR tree-optimization/50969
1954 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1955 use vec_perm rather than vector_stmt.
1956 (vect_model_load_cost): Likewise.
1957 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1958 vec_perm to be the same as other vector statements.
1959 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1960 cost of vec_perm for TARGET_VSX.
1962 2012-02-06 Richard Guenther <rguenther@suse.de>
1964 PR tree-optimization/52115
1965 * tree-sra.c (access_has_replacements_p): New function.
1966 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1968 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1971 * trans-mem.c (expand_call_tm): Add an assertion.
1972 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1975 2012-02-06 Richard Guenther <rguenther@suse.de>
1977 PR tree-optimization/50955
1978 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1979 raise cost of expressions that replace an address with an
1980 expression based on a different pointer.
1982 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1985 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1986 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1988 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1991 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1992 -Weffc++ and specify guidelines come from second edition.
1994 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1996 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1997 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1998 (call_direct_split, call_value_split, call_value_internal_direct)
1999 (call_value_direct_split, call_value_multiple_split): Use jal and
2000 jal_macro attributes.
2002 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2004 * reload1.c (reload_regs_reach_end_p): Replace with...
2005 (reload_reg_rtx_reaches_end_p): ...this function.
2006 (new_spill_reg_store): Update commentary.
2007 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2008 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2009 before setting new_spill_reg_store.
2010 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2011 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2012 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2013 for non-spill reload registers.
2015 2012-02-05 Ira Rosen <irar@il.ibm.com>
2017 PR tree-optimization/52091
2018 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2019 (vect_is_simple_use_1): Likewise.
2020 * tree-vect-loop.c (vectorizable_reduction): Update calls
2021 to vect_is_simple_use_1 and vect_is_simple_use.
2022 (vectorizable_live_operation): Likewise.
2023 * tree-vect-patterns.c (widened_name_p,
2024 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2025 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2026 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2027 vectorizable_shift,vectorizable_operation, vectorizable_store,
2028 vectorizable_load): Likewise.
2029 (vect_is_simple_cond): Add an argument, pass it to
2030 vect_is_simple_use_1.
2031 (vectorizable_condition): Update calls to vect_is_simple_cond,
2033 (vect_is_simple_use): Add an argument, the statement in which
2034 OPERAND is used. Check that if OPERAND's def stmt is a double
2035 reduction phi node, the use is a phi node too.
2036 (vect_is_simple_use_1): Add an argument, pass it to
2038 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2039 to vect_is_simple_use.
2041 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2043 PR rtl-optimization/52095
2044 * modulo-sched.c (dump_insn_locator): New function.
2045 (loop_canon_p, sms_schedule): Use it.
2047 PR rtl-optimization/52113
2048 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2049 even for decomposable shift/zext insns.
2051 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2052 Zdenek Dvorak <ook@ucw.cz>
2054 PR rtl-optimization/52092
2055 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2056 on get_iv_value result.
2058 2012-02-02 Andrew Pinski <apinski@cavium.com>
2062 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2064 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2067 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2069 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2071 PR rtl-optimization/49800
2072 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2073 (sched_finish): Call regstat_free_n_sets_and_refs.
2075 2012-02-02 Jia Liu <proljc@gmail.com>
2077 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2080 2012-02-02 Jan Hubicka <jh@suse.cz>
2081 Tom de Vries <tom@codesourcery.com>
2084 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2085 * varpool.c (varpool_analyze_pending_decls): Likewise.
2087 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2088 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2090 * config.gcc: Add cr16-* support.
2092 * doc/extend.texi: Document cr16 extensions.
2093 * doc/install.texi: Document cr16 install.
2094 * doc/invoke.texi: Document cr16 options.
2095 * doc/md.texi: Document cr16 constraints.
2097 * common/config/cr16/cr16-common.c: New file.
2098 * config/cr16/cr16.c: New file.
2099 * config/cr16/cr16.h: New file.
2100 * config/cr16/cr16.md: New file.
2101 * config/cr16/cr16.opt: New file.
2102 * config/cr16/cr16-protos.h: New file.
2103 * config/cr16/predicates.md: New file.
2104 * config/cr16/constraints.md: New file.
2105 * config/cr16/t-cr16: New file.
2107 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2110 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2111 that operands[2] is either immediate, or q_regs_operand.
2113 PR tree-optimization/52073
2114 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2115 a pattern stmt for pattern uses, ignore uses outside of the loop.
2117 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2119 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2120 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2121 (OUT_AS1, OUT_AS2): Remove.
2123 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2125 PR rtl-optimization/51374
2126 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2127 to cross other volatile_refs_p insns.
2129 2012-02-01 Richard Guenther <rguenther@suse.de>
2131 * doc/invoke.texi (fno-inline): Clarify documentation.
2132 (finline-small-functions): Likewise.
2133 (finline-functions): Likewise.
2134 * common.opt (finline): Adjust comment and documentation.
2135 (finline-small-functions): Clarify documentation.
2136 (finline-functions): Likewise.
2137 (finline-functions-called-once): Likewise.
2139 2012-02-01 Tristan Gingold <gingold@adacore.com>
2141 * c-typeck.c (composite_type): Keep mode for pointers.
2143 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2145 * function.h (regno_reg_rtx): Adjust comment.
2146 * reginfo.c (init_reg_modes_target): Only use the previous mode
2147 if it fits within one register. Remove MIPS comment.
2149 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2152 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2154 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2156 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2157 to srak instruction.
2159 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2161 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2163 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2168 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2170 2012-01-31 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/51528
2173 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2176 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2181 * ree.c (add_removable_extension): Change def_map argument
2182 to unsigned *, store in def_map 1 + offset into *insn_list vector
2183 instead of pointers into the vector.
2184 (find_removable_extensions): Adjust caller.
2186 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2188 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2189 Transform all "* quoted-c-code" to { c-code }.
2190 Remove redundant test for "optimize" in combine patterns.
2191 Move (include "avr-dimode.md") to end of file.
2193 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2196 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2197 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2199 2012-01-30 Richard Guenther <rguenther@suse.de>
2201 PR tree-optimization/52028
2202 * tree-loop-distribution.c (ldist_gen): Properly update
2205 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2208 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2209 set_cur_line_info_table if not emitting debug info.
2211 PR tree-optimization/52046
2212 * tree-vect-patterns.c (check_bool_pattern): Give up if
2213 a comparison could throw.
2216 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2218 2012-01-30 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/52045
2221 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2222 SSA form if cfgcleanup did anything.
2224 2012-01-30 Richard Guenther <rguenther@suse.de>
2226 PR tree-optimization/52045
2227 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2228 before computing final todo.
2230 2012-01-30 Richard Guenther <rguenther@suse.de>
2232 PR tree-optimization/51528
2233 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2236 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2238 * df-problems.c (df_kill_notes): Check that the use refers
2239 to the note under examination.
2241 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2244 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2245 parameter and use short-lived pseudos.
2246 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2247 (sparc_expand_vector_init): Const-ify local variables and adjust
2248 calls to above functions.
2250 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2252 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2254 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2256 * doc/invoke.texi: Make usage of "compile time" and
2257 "run time"/"runtime" consistent throughout the file.
2259 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2261 * config/alpha/alpha.c (alpha_option_override): Default to
2262 full IEEE compliance mode for Go language.
2264 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2266 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2267 (LINK_SSP_SPEC): Define.
2269 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2272 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2275 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2277 * doc/invoke.texi: Correct hyphenation of "floating point",
2278 "double precision", and related terminology throughout the file.
2280 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2283 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2284 arm_general_register_operand predicate for operand 2 instead of
2287 2012-01-27 Ian Lance Taylor <iant@google.com>
2290 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2291 * builtins.c (expand_builtin_init_trampoline): Add onstack
2292 parameter. Change caller.
2293 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2294 * tree.c (build_common_builtin_nodes): Declare
2295 __builtin_init_heap_trampoline.
2297 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2299 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2300 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2301 * config/avr/avr.c: Ditto.
2302 (avr_regnames): Remove because unused.
2303 * config/avr/avr.md (*cpse.ne): New peephole.
2304 (*cpse.eq): New peephole from former cpse peepholes.
2306 2012-01-27 Michael Eager <eager@eagercon.com>
2308 * config/microblaze.c (microblaze_emit_compare): Correct
2309 test after pcmp instruction.
2311 2012-01-27 Richard Guenther <rguenther@suse.de>
2313 PR tree-optimization/52020
2314 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2316 2012-01-27 Richard Guenther <rguenther@suse.de>
2318 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2319 function non-const/pure.
2321 2012-01-27 Richard Guenther <rguenther@suse.de>
2323 PR tree-optimization/50444
2324 * tree-sra.c (build_ref_for_offset): Properly adjust the
2325 MEM_REF type for unaligned accesses.
2327 2012-01-27 Richard Guenther <rguenther@suse.de>
2329 PR tree-optimization/50444
2330 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2331 (expand_assignment): Use it. Properly handle misaligned
2332 bases when expanding stores to component references.
2333 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2336 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2339 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2340 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2341 * tree-data-ref.c (find_data_references_in_loop): Make static.
2342 (compute_all_dependences): Change return type to bool. Bail out
2343 for too many datarefs in a loop. Move the hunk resetting the data
2344 dependences vector from ...
2345 (compute_data_dependences_for_loop): ... here. Account for
2346 compute_all_dependences returning false.
2347 (compute_data_dependences_for_bb): Likewise.
2348 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2349 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2351 2012-01-27 Richard Guenther <rguenther@suse.de>
2354 * expr.c (store_field): Use the alias-set of the scratch memory
2357 2012-01-27 Tom de Vries <tom@codesourcery.com>
2359 PR tree-optimization/51990
2360 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2362 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2364 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2367 * var-tracking.c (reverse_op): Don't add any reverse operation
2368 if V already has any constant locations.
2370 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2372 * doc/invoke.texi: Correct usage of "command line" (noun)
2373 vs "command-line" (adjective) throughout.
2375 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2377 * doc/invoke.texi (Language Independent Options): Move
2378 -Wcoverage-mismatch blurb from here....
2379 (Warning Options): ...to here.
2381 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2383 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2384 Set rs6000_always_hint to false for 476.
2386 2012-01-27 Matthias Klose <doko@ubuntu.com>
2388 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2390 * incpath.c (add_standard_paths): Likewise.
2392 2012-01-27 Richard Henderson <rth@redhat.com>
2394 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2395 * config/m68k/sync.md (atomic_test_and_set): Rename from
2396 sync_test_and_setqi and adjust the operands.
2397 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2398 and unconditionally enable.
2400 2012-01-27 Richard Henderson <rth@redhat.com>
2402 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2403 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2404 (ldstub): Rename from ldstubqi.
2405 (ldstub<I24MODE>): Remove.
2407 2012-01-27 Richard Henderson <rth@redhat.com>
2409 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2410 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2411 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2412 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2413 * doc/tm.texi: Rebuild.
2415 2012-01-27 Richard Henderson <rth@redhat.com>
2417 * optabs.c (gen_atomic_test_and_set): Remove default.
2418 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2420 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2422 PR rtl-optimization/51978
2423 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2424 (combine_reaching_defs): Likewise.
2425 (struct re_info): Remove.
2426 (add_removable_extension): Remove x and data arguments,
2427 add insn, insn_list and def_map. Use the arguments directly
2428 instead of using struct re_info.
2429 (find_removable_extensions): Don't call add_removable_extension
2430 through note_stores, instead just call it with single_set
2432 (find_and_remove_re): Pass curr_cand->expr instead of
2433 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2435 2012-01-26 Michael Matz <matz@suse.de>
2437 PR tree-optimization/46590
2438 * cfgexpand.c: Revert last change (r183305).
2439 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2441 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2442 checking for emptiness.
2444 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2447 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2448 non-addressable non-BLKmode base correctly.
2450 2012-01-26 Michael Matz <matz@suse.de>
2452 PR tree-optimization/48794
2453 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2454 regions referenced from RESX/EH_DISPATCH.
2456 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2458 * config/s390/s390.h: Make BRANCH_COST an option.
2459 * config/s390/s390.opt: New option -mbranch-cost.
2461 2012-01-26 Richard Henderson <rth@redhat.com>
2463 Revert 2012-01-24 change:
2464 * trans-mem.c (requires_barrier): Do not instrument thread local
2465 variables and emit save/restore for them.
2467 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2470 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2473 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2475 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2478 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2481 Rename __pgm to __flash.
2482 Rename __pgm1 to __flash1.
2483 Rename __pgm2 to __flash2.
2484 Rename __pgm3 to __flash3.
2485 Rename __pgm4 to __flash4.
2486 Rename __pgm5 to __flash5.
2487 Rename __pgmx to __memx.
2488 * doc/extend.texi (AVR Named Address Spaces)
2489 Rename address space names as indicated above.
2490 * config/avr/avr.c (avr_addrspace): Ditto.
2492 * config/avr/avr-protos.h
2493 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2494 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2495 * config/avr/predicates.md: Ditto.
2496 * config/avr/avr.c Ditto, and
2497 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2498 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2500 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2501 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2502 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2503 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2504 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2505 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2506 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2507 * config/avr/avr.c: Ditto.
2508 * config/avr/avr.md: Ditto.
2510 2012-01-25 Jason Merrill <jason@redhat.com>
2513 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2515 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2517 PR tree-optimization/51987
2518 * tree-data-ref.c (get_references_in_stmt): Handle references in
2519 non-volatile GIMPLE_ASM.
2521 2012-01-25 Richard Guenther <rguenther@suse.de>
2523 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2524 bases are dereferenced.
2526 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2528 PR rtl-optimization/48374
2529 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2531 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2533 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2534 compute_data_dependences_for_loop returns false.
2535 * tree-parloops.c (loop_parallel_p): Likewise.
2537 2012-01-25 Richard Guenther <rguenther@suse.de>
2539 * tree.h (get_pointer_alignment_1): Declare.
2540 * builtins.c (get_pointer_alignment_1): New function.
2541 (get_pointer_alignment): Use it.
2543 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2545 PR rtl-optimization/48308
2546 * combine.c (enum undo_kind): Add UNDO_LINKS.
2547 (struct undo): Add member l to other_contents and where.
2548 (do_SUBST_LINK): New.
2550 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2551 (undo_all): Handle UNDO_LINKS.
2553 2012-01-25 Richard Henderson <rth@redhat.com>
2555 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2558 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2560 * optabs.c (gen_atomic_test_and_set): Use each argument.
2562 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2564 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2565 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2566 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2567 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2568 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2569 TARGET_PAIRED_SINGLE_FLOAT.
2571 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2573 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2574 (in_struct, return_val): Remove MEM documentation.
2575 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2576 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2577 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2579 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2580 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2581 * expr.c (store_field): Likewise.
2582 * function.c (assign_stack_temp_for_type): Likewise.
2583 * ifcvt.c (noce_try_cmove_arith): Likewise.
2584 * reload1.c (reload): Likewise.
2585 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2586 (alpha_set_memflags): Likewise.
2587 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2589 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2591 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2593 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2594 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2595 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2597 * cselib.c (cselib_rtx_varies_p): Delete.
2598 (cselib_invalidate_mem): Update call to canon_true_dependence.
2599 * dse.c (record_store, check_mem_read_rtx): Likewise.
2600 (scan_reads_nospill): Likewise.
2601 * cse.c (check_dependence): Likewise.
2602 (cse_rtx_varies_p): Delete.
2603 * expr.c (safe_from_p): Update call to true_dependence.
2604 * ira.c (validate_equiv_mem_from_store): Likewise.
2605 (memref_referenced_p): Likewise.
2606 * postreload-gcse.c (find_mem_conflicts): Likewise.
2607 * sched-deps.c (sched_analyze_2): Likewise.
2608 * store-motion.c (load_kills_store): Likewise.
2609 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2610 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2611 (compute_transp): Update call to canon_true_dependence.
2613 2012-01-25 Richard Henderson <rth@redhat.com>
2615 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2616 (maybe_emit_atomic_test_and_set): New.
2617 (expand_sync_lock_test_and_set): Use it.
2618 (expand_atomic_test_and_set): Likewise.
2619 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2620 the implementation; clarify implementation defined details.
2621 * doc/md.texi (atomic_test_and_set): Document.
2623 2012-01-25 Richard Henderson <rth@redhat.com>
2625 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2627 2012-01-25 Richard Henderson <rth@redhat.com>
2630 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2631 to effect no-op split.
2633 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2636 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2637 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2638 (BT_FN_VOID_PTR_INT_SIZE): New.
2639 (BT_FN_UINT_UINT_VAR): Remove.
2640 (BT_FN_UINT32_UINT32_VAR): New.
2641 (BT_FN_DOUBLE_VPTR): Remove.
2642 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2644 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2645 (_ITM_changeTransactionMode): Same.
2646 (_ITM_memmoveRtWt): Change return type to void.
2647 (_ITM_memcpyRtWt): Same.
2648 (_ITM_memsetW): Same.
2649 (_ITM_RaRD): Change types to double.
2654 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2656 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2657 Patrick Marlier <patrick.marlier@gmail.com>
2659 * trans-mem.c (requires_barrier): Do not instrument thread local
2660 variables and emit save/restore for them.
2662 2012-01-24 Jason Merrill <jason@redhat.com>
2665 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2666 output static aliases.
2668 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2671 * common.opt (-pie, -shared, pie, shared): Change from Common to
2673 * gcc.c (display_help): Display help for -pie and -shared.
2675 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2678 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2679 Remove note on size/offset limitation.
2680 (AVR Variable Attributes): Add example how to read data located
2681 with progmem. Refer to named address spaces.
2682 * doc/invoke.texi (AVR Options): Fix typo.
2684 2012-01-24 Richard Guenther <rguenther@suse.de>
2686 Forward-port to trunk
2687 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2690 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2691 op0 isn't sufficiently aligned and there is movmisalignM
2692 insn for mode, use it to load op0 into a temporary register.
2694 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2697 * target.def (const_not_ok_for_debug_p): New hook.
2698 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2700 * doc/tm.texi: Regenerated.
2701 * dwarf2out.c (const_ok_for_output_1): If
2702 targetm.const_not_ok_for_debug_p returns true, fail.
2703 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2705 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2707 2012-01-23 Kai Tietz <ktietz@redhat.com>
2710 * config/i386/predicates.md (symbolic_operand): Allow
2711 UNSPEC_PCREL as PIC expression for lea.
2712 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2713 * config/i386/i386.c (ix86_delegitimize_address): Handle
2714 UNSPEC_PCREL for none-MEM, too.
2716 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2718 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2719 (ipa_tm_create_version_alias): Same.
2721 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2724 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2725 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2727 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2728 Patrick Marlier <patrick.marlier@gmail.com>
2729 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2732 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2733 simple_object_start_read.
2735 2012-01-23 Richard Guenther <rguenther@suse.de>
2738 PR tree-optimization/51895
2739 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2740 parameter decomposition into BLKmode components.
2742 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2744 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2745 fake variables for restrict-qualified pointers whose pointed-to type
2746 contains a placeholder.
2748 2012-01-23 Richard Guenther <rguenther@suse.de>
2750 PR tree-optimization/51949
2751 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2753 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2755 PR rtl-optimization/51933
2756 * ree.c (transform_ifelse): Return true right away if dstreg is
2757 already wider or equal to cand->mode.
2758 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2759 (make_defs_and_copies_lists): Remove defs_list and copies_list
2760 arguments, add state argument, just truncate state->work_list
2761 instead of always allocating and freeing the vector. Assert that
2762 get_defs succeeds instead of returning 2. Changed return type to bool.
2763 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2764 have ext_src_mode, see if it has been modified already with the
2765 right kind of extension and has been extended before from the
2766 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2767 just return true. Remember the original mode in state->modified array.
2768 (combine_reaching_defs): Add state argument. Don't allocate and
2769 free here def_list, copied_list and vec vectors, instead just
2770 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2771 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2772 Add state variable, clear vectors in it, initialize state.modified
2773 if needed. Free all the vectors at the end and state.modified too.
2774 Don't skip a candidate if the extension expression has been modified.
2776 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2779 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2780 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2781 (extra_options) interix.opt -> i386/interix.opt"
2782 (extra_objs):Add winnt-stubs.o
2783 * configure.ac: Add interix to target_os .comm on PE check.
2784 * configure: Regenerate.
2785 * config/interix3.h: Delete and move bits to..
2786 * config/interix.h: Delete and move bits to..
2787 * config/i386/i386-interix3.h: Delete and move bits to..
2788 * config/i386/i386-interix.h: ..here.
2789 (TARGET_CPU_DEFAULT): Remove redefinition.
2790 (TARGET_ASM_CONSTRUCTOR): Undefine.
2791 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2792 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2793 (PTRDIFF_TYPE): Define.
2794 (LONG_DOUBLE_TYPE_SIZE): Define.
2795 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2796 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2797 (TARGET_SECTION_TYPE_FLAGS): Define.
2798 (ASM_DECLARE_FUNCTION_NAME): Define.
2799 (ASM_OUTPUT_EXTERNAL): Define.
2800 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2801 (ASM_OUTPUT_ALIGNED_BSS): Define.
2802 (PCC_BITFIELD_TYPE_MATTERS): Define.
2803 (USE_CONST_SECTION): Define.
2804 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2805 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2806 (SUPPORTS_ONE_ONLY): Remove.
2807 (I386_PE_STRIP_ENCODING): Define.
2808 * config/interix.opt: Delete and move bits to..
2809 * config/i386/interix.opt: ..here. New.
2810 (mpe-aligned-commons): Add.
2811 * config/i386/t-interix: Add copyright header.
2812 (winnt-stubs.o): Add rule.
2814 2012-01-22 Jason Merrill <jason@redhat.com>
2817 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2818 for extra name aliases.
2820 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2822 PR rtl-optimization/51924
2823 * ree.c (combine_set_extension): Improve debugging message.
2824 (combine_reaching_defs): Likewise.
2825 (get_defs): Rename confusingly named variable.
2826 (find_and_remove_re): Skip a candidate if the extension expression has
2829 2012-01-21 Robert Millan <rmh@gnu.org>
2830 Gerald Pfeifer <gerald@pfeifer.com>
2832 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2833 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2835 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2837 PR tree-optimization/51914
2838 * tree-vect-stmts.c (vectorizable_conversion): For
2839 cvt_type && modifier == WIDEN, put temporary with cvt_type
2840 at the beginning of vec_dsts and set vec_dest to temporary
2843 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2845 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2847 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2849 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2850 * config/rs6000/rs6000.c: Likewise.
2852 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2855 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2856 output_move_double on a copy of operands array.
2858 2012-01-20 Cary Coutant <ccoutant@google.com>
2859 Dodji Seketeli <dodji@redhat.com>
2862 * dwarf2out.c (copy_declaration_context): Return ref to parent
2863 of declaration DIE, if necessary.
2864 (remove_child_or_replace_with_skeleton): Add new parameter; update
2865 caller. Place skeleton DIE under parent DIE of original declaration.
2866 Move call to copy_declaration_context to here ...
2867 (break_out_comdat_types): ... from here.
2869 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2871 PR rtl-optimization/51856
2872 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2875 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2878 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2879 hints for neon loads and stores.
2881 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2885 * doc/extend.texi (Named Address Spaces): Split into subsections.
2886 (AVR Named Address Spaces): New subsection.
2887 (M32C Named Address Spaces): New subsection.
2888 (RL78 Named Address Spaces): New subsection.
2889 (SPU Named Address Spaces): New subsection.
2890 (Variable Attributes): New anchor "AVR Variable Attributes".
2891 (AVR Variable Attributes): Rewrite and avoid wording
2892 "address space" in this context.
2893 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2894 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2895 (AVR Built-in Macros): New subsubsection therein.
2896 * doc/md.texi (AVR constraints): Remove "C04", "R".
2898 2012-01-20 Richard Guenther <rguenther@suse.de>
2900 PR tree-optimization/51903
2901 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2902 when removing stmts.
2904 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2907 * config/arm/arm.c (arm_load_pic_register): Use
2908 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2909 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2910 (arm_pic_static_addr): Likewise.
2911 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2912 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2913 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2914 (pic_load_addr_unified): New.
2916 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2919 * function.c (instantiate_virtual_regs_in_insn): Use
2920 delete_insn_and_edges when removing a wrong asm insn.
2922 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2924 PR rtl-optimization/40761
2925 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2926 Add new member loop_num.
2927 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2928 (ira_build): Remove the parameter.
2930 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2931 (ira.c): Do not build CFG loops for one region allocation. Remove
2932 argument from ira_build call.
2934 * ira-build.c (init_loop_tree_node): New function.
2935 (create_loop_tree_nodes): Use it. Separate the case when CFG
2936 loops are not built.
2937 (more_one_region_p): Check current_loops.
2938 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2940 (add_loop_to_tree): Process loop equal to NULL too.
2941 (form_loop_tree): Separate the case when CFG loops are not built.
2942 Use explicitly number for the root.
2943 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2945 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2946 instead of loop->num.
2947 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2948 (mark_all_loops_for_removal): Ditto.
2949 (remove_unnecessary_regions): Separate the case when CFG loops
2951 (ira_build): Remove the parameter. Use explicit number of regions
2952 when CFG loops are not built.
2954 * ira-color.c (print_loop_title): Separate the case for the root node.
2955 Use loop_num instead of loop->num.
2956 (move_spill_restore): Use loop_num instead of loop->num.
2958 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2959 (change_loop): Ditto.
2960 (change_loop): Use loop_num instead of loop->num.
2962 * ira-lives.c (process_bb_node_lives): Ditto.
2964 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2966 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2968 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2971 * tree-mudflap.c (mf_artificial): New function.
2972 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2973 mx_register_decls, mudflap_enqueue_decl): Use it.
2976 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2977 numbers in the insn pattern.
2979 2012-01-19 Michael Matz <matz@suse.de>
2981 PR tree-optimization/46590
2982 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2983 use it in remembering which conflicts we already created.
2984 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2987 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2990 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2991 (merge_and_complain): Same.
2993 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2996 * config/initfini-array.h: Guard content of the header
2997 with #ifdef HAVE_INITFINI_ARRAY.
2998 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2999 Add initfini-array.h to tm_file here.
3000 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3001 * config.gcc: Don't add initfini-array.h to tm_file here.
3002 * configure: Regenerated.
3004 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3006 PR rtl-optimization/51505
3007 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3008 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3009 (df_note_bb_compute): Update the call to df_kill_notes.
3011 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3013 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3015 2012-01-18 Richard Guenther <rguenther@suse.de>
3017 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3018 of conversions to void *.
3020 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3021 Richard Sandiford <rdsandiford@googlemail.com>
3025 * optabs.h (simplify_expand_binop): Declare.
3026 * optabs.c (simplify_expand_binop): Make global.
3027 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3028 endian targets if the source cannot be exactly covered by word
3031 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3034 * hard-reg-set.h (struct hard_reg_set_container): New type.
3035 * target.h (struct hard_reg_set_container): Forward declare.
3036 * target.def (set_up_by_prologue): New target hook.
3037 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3038 * doc/tm.texi: Regenerated.
3039 * function.c (thread_prologue_and_epilogue_insns): Change
3040 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3041 Call targetm.set_up_by_prologue on it.
3042 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3043 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3045 2012-01-17 Nick Clifton <nickc@redhat.com>
3047 * config/rx/rx.c (rx_can_use_simple_return): New function.
3048 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3049 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3051 2012-01-17 Richard Guenther <rguenther@suse.de>
3054 * expr.c (expand_assignment): Take address-space information
3055 from the address operand of MEM_REF and TARGET_MEM_REF.
3056 (expand_expr_real_1): Likewise.
3058 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3060 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3061 reload dump is requested.
3063 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3066 * trans-mem.c (requires_barrier): Call may_be_aliased.
3068 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3070 PR tree-optimization/51877
3071 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3072 call arguments and fndecls compare equal, instead return false if they
3073 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3074 both SSA_NAMEs that are valueized the same, or they satisfy
3077 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3079 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3081 * configure: Regenerate.
3083 2012-01-16 Jan Hubicka <jh@suse.cz>
3087 * convert.c (convert_to_integer): Use fold_convert for
3088 converting an INTEGER_CST to integer type.
3090 2012-01-16 Jason Merrill <jason@redhat.com>
3093 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3095 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3098 * config/s390/s390.c (s390_chunkify_start): Don't skip
3099 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3100 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3101 If insn is followed by NOTE_INSN_VAR_LOCATION or
3102 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3103 Don't use location of note insns.
3105 PR tree-optimization/51865
3106 * tree-inline.c (tree_function_versioning): Call remap_decl
3107 on DECL_RESULT whenever it has VOID_TYPE_P type.
3109 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3111 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3112 for calls to locally-binding MIPS16 functions if only the return
3113 type uses float regs.
3115 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3116 Richard Sandiford <rdsandiford@googlemail.com>
3118 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3119 (SYMBOL_32_HIGH): Likewise.
3120 (mips_output_tls_reloc_directive): Declare.
3121 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3122 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3123 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3124 (mips_lo_relocs, mips_hi_relocs): Make extern.
3125 (mips16_stub_function): Move up file.
3126 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3127 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3128 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3129 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3130 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3131 (mips_get_tp): Add MIPS16 support.
3132 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3133 Generalize DTPREL and TPREL handling.
3134 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3135 Add MIPS16 TLS support.
3136 (mips_output_tls_reloc_directive): New function.
3137 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3138 * config/mips/predicates.md (symbolic_operand_with_high)
3139 (tls_reloc_operand): New predicates.
3140 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3141 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3142 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3143 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3144 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3145 (*tls_get_tp_mips16_call_<mode>): Likewise.
3147 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3149 PR rtl-optimization/51821
3150 * recog.c (peep2_find_free_register): Determine clobbered registers
3153 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3156 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3157 * config/avr/avr.c: Likewise.
3158 * config/avr/avr.h: Likewise.
3160 2012-01-13 Ian Lance Taylor <iant@google.com>
3163 * tree.h (TYPE_QUALS): Add cast to int.
3164 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3166 2012-01-13 Ian Lance Taylor <iant@google.com>
3168 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3169 comparing param_index to VEC_length result.
3171 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3173 * c-decl.c: Do not include tree-mudflap.h
3174 * tree-optimize.c: Likewise.
3175 * Makefile.in: Update dependencies.
3177 2012-01-13 Richard Guenther <rguenther@suse.de>
3180 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3181 variable-sized result always use RSO.
3183 2012-01-12 DJ Delorie <dj@redhat.com>
3185 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3186 pointer type, not just the default pointer type.
3188 2012-01-09 Richard Henderson <rth@redhat.com>
3189 Denis Chertykov <chertykov@gmail.com>
3192 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3193 * config/avr/avr.c (avr_can_eliminate): Simplify.
3194 (avr_initial_elimination_offset): Likewise.
3195 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3196 (expand_epilogue): Likewise.
3197 (avr_legitimize_address): Gut.
3198 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3199 (avr_hard_regno_nregs): New.
3200 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3201 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3202 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3203 add soft frame pointer.
3204 (CALL_USED_REGISTERS): Likewise.
3205 (REG_CLASS_CONTENTS): Likewise.
3206 (REGISTER_NAMES): Likewise.
3207 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3208 (HARD_FRAME_POINTER_REGNUM): New.
3209 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3210 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3211 remove the HARD_FRAME_POINTER self-elimination.
3213 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3216 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3217 DECL_EXTERNAL when checking for initializers of progmem variables.
3219 2012-01-12 Ira Rosen <irar@il.ibm.com>
3221 PR tree-optimization/51799
3222 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3223 that the last operation is a type demotion.
3225 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3227 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3228 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3230 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3233 * combine.c (distribute_notes): If i3 is a noreturn call,
3234 allow old_size to be equal to args_size and make sure the
3235 noreturn call gets REG_ARGS_SIZE note.
3236 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3237 on noreturn calls even when the delta is 0.
3239 2012-01-11 Nathan Sidwell <nathan@acm.org>
3241 * gcov.c (STRING_SIZE): Remove.
3242 (generate_results): Erase annotations for source files with no
3243 coverage information.
3245 (output_lines): Use it.
3247 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3249 * gimple.h (gimplify_body): Remove first argument.
3250 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3251 pointer set here, instead just pass DATA to walk_tree.
3252 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3253 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3254 (unvisit_body): Likewise, but with unmark_visited.
3255 (gimplify_body): Remove BODY_P argument and adjust.
3256 (gimplify_function_tree): Adjust call to gimplify_body.
3257 * omp-low.c (finalize_task_copyfn): Likewise.
3259 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3261 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3262 (build_function_type_skip_args): Delete.
3263 * tree.c (build_function_type_skip_args): Make static and add
3264 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3265 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3266 pass it to build_function_type_skip_args.
3267 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3268 (tree_function_versioning): Likewise.
3269 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3270 build_function_decl_skip_args.
3271 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3272 and pass it to build_function_decl_skip_args/tree_function_versioning.
3273 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3274 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3275 * trans-mem.c (ipa_tm_create_version): Likewise.
3276 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3277 * tree-inline.c (declare_return_variable): Remove always-true test.
3278 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3279 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3280 * ipa-split.c (split_function): Skip the return value for the split
3281 part if it doesn't return.
3283 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3285 PR tree-optimization/49642
3286 * ipa-split.c (forbidden_dominators): New variable.
3287 (check_forbidden_calls): New function.
3288 (dominated_by_forbidden): Likewise.
3289 (consider_split): Check for forbidden dominators.
3290 (execute_split_functions): Initialize and free forbidden
3291 dominators info; call check_forbidden_calls.
3293 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3295 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3297 2012-01-11 Nick Clifton <nickc@redhat.com>
3299 * config/rx/rx.md (return): Define pattern.
3301 2012-01-11 Richard Guenther <rguenther@suse.de>
3303 * doc/extend.texi (malloc attribute): Adjust according to
3306 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3307 Patrick Marlier <patrick.marlier@gmail.com>
3310 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3311 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3312 (ipa_tm_note_irrevocable): Same.
3313 (ipa_tm_scan_irr_block): Same.
3314 (ipa_tm_decrement_clone_counts): Same.
3315 (ipa_tm_scan_irr_function): Same.
3316 (ipa_tm_create_version_alias): Same.
3317 (ipa_tm_create_version): Same.
3318 (ipa_tm_transform_calls_redirect): Same.
3319 (ipa_tm_transform_calls): Same.
3320 (ipa_tm_transform_transaction): Same.
3321 (ipa_tm_execute): Same.
3323 2012-01-10 Richard Guenther <rguenther@suse.de>
3326 * opts.c (common_handle_option): Handle -Werror.
3328 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3330 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3333 2012-01-10 Jason Merrill <jason@redhat.com>
3335 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3338 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3340 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3341 supports R_386_TLS_GD_PLT reloc.
3342 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3343 supports R_386_TLS_LDM_PLT reloc.
3344 * configure: Regenerate.
3345 * config.in: Regenerate.
3347 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3350 Extend __pgmx semantics to linearize memory.
3351 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3352 determine if code comes inline or from libgcc.
3353 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3354 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3355 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3356 (movmemx_qi, movmemx_hi): New insns.
3357 (xload_<mode>_libgcc): Rewrite to new insn condition.
3358 (xload_<mode>): Remove insns.
3359 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3360 cases that don't satisfy avr_xload_libgcc_p().
3361 (avr_addr_space_convert): Allow converting in any direction.
3362 (avr_addr_space_subset_p): Return always true.
3363 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3364 (avr_emit_movmemhi): Ditto.
3365 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3366 (avr_out_movmem): Ditto.
3367 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3368 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3369 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3370 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3371 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3373 2012-01-10 Richard Guenther <rguenther@suse.de>
3375 PR tree-optimization/50913
3376 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3377 Require data-refs to be representable by Graphite with respect
3380 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3383 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3385 2012-01-10 Tom de Vries <tom@codesourcery.com>
3387 PR rtl-optimization/51271
3388 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3389 handling annulled branch.
3391 2012-01-10 Richard Henderson <rth@redhat.com>
3393 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3394 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3395 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3396 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3397 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3398 arm_expand_vec_perm_const): New.
3399 * config/arm/arm-protos.h: Update.
3400 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3401 (*neon_vswp<VDQX>): New.
3402 (neon_vcombine<VDX>): Use neon_split_vcombine.
3403 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3404 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3405 (vec_perm<VE>): New.
3407 2012-01-10 Richard Henderson <rth@redhat.com>
3409 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3410 use it if reload_completed.
3411 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3412 arm_output_asm_insn, arm_process_output_memory_barrier,
3413 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3414 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3415 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3416 arm_process_output_sync_insn, arm_output_sync_insn,
3417 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3418 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3419 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3420 (emit_unlikely_jump): New.
3421 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3422 (arm_split_atomic_op): New.
3423 * config/arm/arm-protos.h: Update.
3424 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3425 (struct arm_sync_generator): Remove.
3426 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3427 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3428 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3429 (VUNSPEC_LL, VUNSPEC_SC): New.
3430 (sync_result, sync_memory, sync_required_value, sync_new_value,
3431 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3432 (attr length): Don't use arm_sync_loop_insns.
3433 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3434 (movsfcc, movdfcc): Likewise.
3435 * config/arm/constraints.md (Ua): New.
3436 * config/arm/prediates.md (mem_noofs_operand): New.
3437 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3438 (sync_clobber, sync_t2_reqd): Remove.
3439 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3440 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3441 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3442 (arm_sync_compare_and_swap<SIDI>): Remove.
3443 (arm_sync_compare_and_swap<NARROW>): Remove.
3444 (arm_sync_lock_test_and_set<SIDI>): Remove.
3445 (arm_sync_lock_test_and_set<NARROW>): Remove.
3446 (arm_sync_new_<syncop><SIDI>): Remove.
3447 (arm_sync_new_<syncop><NARROW>): Remove.
3448 (arm_sync_new_nand<SIDI>): Remove.
3449 (arm_sync_new_nand<NARROW>): Remove.
3450 (arm_sync_old_<syncop><SIDI>): Remove.
3451 (arm_sync_old_<syncop><NARROW>): Remove.
3452 (arm_sync_old_nand<SIDI>): Remove.
3453 (arm_sync_old_nand<NARROW>): Remove.
3454 (*memory_barrier): Merge arm_output_memory_barrier.
3455 (atomic_compare_and_swap<QHSD>): New.
3456 (atomic_compare_and_swap<NARROW>_1): New.
3457 (atomic_compare_and_swap<SIDI>_1): New.
3458 (atomic_exchange<QHSD>): New.
3459 (cas_cmp_operand, cas_cmp_str): New.
3460 (atomic_op_operand, atomic_op_str): New.
3461 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3462 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3463 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3464 (arm_load_exclusive<NARROW>): New.
3465 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3466 (arm_store_exclusive<QHSD>): New.
3468 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3470 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3471 reload patterns if -mvsx-scalar-memory.
3473 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3474 generated, even -mno-vsx-scalar-double was used.
3475 (vsx_xscvdpsp_scalar): Likewise.
3476 (vsx_xscvspdp_scalar2): Likewise.
3478 2012-01-09 Tom de Vries <tom@codesourcery.com>
3479 Andrew Pinski <apinski@cavium.com>
3482 * reorg.c (fill_slots_from_thread): Don't speculate
3483 frame-related insns.
3485 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3487 * sched-int.h (bb_note): Move to...
3488 * basic-block.h: ...here.
3489 * haifa-sched.c (bb_note): Move to...
3490 * cfgrtl.c: ...here.
3491 * function.c (next_block_for_reg): New function.
3492 (move_insn_for_shrink_wrap): Likewise.
3493 (prepare_shrink_wrap): Rewrite to use the above.
3495 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3497 * gimple.c (is_gimple_non_addressable): Remove.
3498 * gimple.h: Remove is_gimple_non_addressable.
3499 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3500 is_gimple_non_addressable.
3501 * trans-mem.c (expand_assign_tm): Same.
3503 2012-01-09 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/51775
3506 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3507 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3509 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3511 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3513 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3515 2012-01-09 Richard Guenther <rguenther@suse.de>
3517 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3519 2012-01-08 Jan Hubicka <jh@suse.cz>
3521 PR tree-optimize/51680
3522 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3523 on when known_vals needs to be computed; cleanup.
3525 2012-01-08 Jan Hubicka <jh@suse.cz>
3527 PR tree-optimize/51694
3528 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3530 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3532 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3533 for -std=c++98 and -std=c++11 too.
3535 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3537 * cfgloop.c (cancel_loop): Add free() of bbs array.
3539 2012-01-07 Jan Hubicka <jh@suse.cz>
3541 PR tree-optimization/51600
3542 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3543 that benefits small functions.
3545 2012-01-07 Jan Hubicka <jh@suse.cz>
3547 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3549 2012-01-07 Jan Hubicka <jh@suse.cz>
3551 PR tree-optimization/51680
3552 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3553 whose inlining reduce unit size.
3555 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3558 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3559 Add canonical node to containing_mem chain after the non-canonical
3560 one, even if there weren't any locs to propagate.
3561 (remove_useless_values): Keep only canonical values.
3562 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3563 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3564 canonicalize mem_chain elements that are not discarded.
3566 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3569 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3570 before emitting functions.
3572 PR gcov-profile/50127
3573 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3574 clear_aux_for_blocks.
3576 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3579 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3581 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3583 * c-decl.c (ext_block): Moved up.
3584 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3586 2012-01-06 Han Shen <shenhan@google.com>
3588 Translate built-in include paths for sysroot.
3589 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3590 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3592 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3593 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3595 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3596 control whether sysroot should be prepended to gxx include dir.
3598 * configure: Regenerate.
3600 2012-01-06 Torvald Riegel <triegel@redhat.com>
3602 PR rtl-optimization/51771
3603 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3604 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3606 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3608 PR tree-optimization/51315
3609 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3610 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3612 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3615 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3616 for shrp pattern. Correctly handle and fixup shift variable.
3617 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3619 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3622 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3623 note when !ACCUMULATE_OUTGOING_ARGS.
3625 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3627 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3629 (extract_range_from_unary_expr_1): Avoid useless computations.
3631 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3633 PR rtl-optimization/51767
3634 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3635 of jump_block and add an extra edge for degenerated asm gotos.
3638 * stmt.c (check_unique_operand_names): Don't ICE during error
3639 reporting if i is from labels chain.
3642 * profile.c (branch_prob): Split bbs that have exit edge
3643 and need a fake entry edge too.
3645 2012-01-05 Jan Hubicka <jh@suse.cz>
3648 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3651 2012-01-05 Richard Guenther <rguenther@suse.de>
3654 * tree-streamer-out.c (write_ts_optimization): New function.
3655 (streamer_write_tree_body): Call it.
3656 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3657 (streamer_read_tree_body): Call it.
3658 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3660 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3663 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3664 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3665 in_cleanup_point_expr before gimplify_stmt call and restore it
3667 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3668 in_cleanup_point_expr is false.
3670 2012-01-05 Richard Guenther <rguenther@suse.de>
3673 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3675 * toplev.c (process_options): Reject combining mudflap and LTO.
3676 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3678 2012-01-05 Richard Guenther <rguenther@suse.de>
3680 PR tree-optimization/51760
3681 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3683 (bit_value_unop): Handle UNDEFINED operands.
3684 (bit_value_binop): Likewise.
3686 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3688 * config/avr/avr.c (avr_replace_prefix): Remove.
3689 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3690 (avr_asm_function_rodata_section): Ditto.
3691 (avr_asm_select_section): Ditto.
3693 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3695 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3698 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3701 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3702 calls that have any non-fake successor edges.
3705 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3707 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3709 PR tree-optimization/51624
3710 * tree-sra.c (build_ref_for_model): When replicating a chain of
3711 COMPONENT_REFs, stop as soon as the offset would become negative.
3713 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3716 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3717 in .debug_loc on the floor.
3719 2012-01-04 Andrew Pinski <apinski@cavium.com>
3721 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3723 2012-01-04 Andrew Pinski <apinski@cavium.com>
3724 Adam Nemet <anemet@caviumnetworks.com>
3726 * config/mips/mips.md (size): Add SI and DI.
3727 (SIZE): New mode attribute.
3728 (U): New code attribute.
3729 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3730 (mips_lbux_<mode>): Delete.
3731 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3732 (mips_lhx): Use gen_mips_lhx_extsi.
3733 (mips_lhx_<mode>): Delete.
3735 (mips_l<size>x): New expand.
3736 (mips_lwx_<mode>): Delete.
3737 (mips_l<GPR:size>x_<P:mode>): New pattern.
3738 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3739 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3740 * config/mips/mips.c (mips_lx_address_p): New function.
3741 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3742 (dsp64): New availability predicate.
3743 (mips_builtins): Add an entry for __builtin_mips_ldx.
3744 * config/mips/mips.h (ISA_HAS_LBX): New define.
3745 (ISA_HAS_LBUX): Likewise.
3746 (ISA_HAS_LHX): Likewise.
3747 (ISA_HAS_LHUX): Likewise.
3748 (ISA_HAS_LWX): Likewise.
3749 (ISA_HAS_LWUX): Likewise.
3750 (ISA_HAS_LDX): Likewise.
3751 * doc/extend.texi (__builtin_mips_ldx): Document.
3753 2012-01-04 Tristan Gingold <gingold@adacore.com>
3755 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3756 when long pointers are used.
3757 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3758 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3759 (ia64-hp-*vms*): Remove.
3760 * config/vms/xm-vms64.h: Delete.
3762 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3765 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3767 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3769 * opts.c (finish_options): Remove duplicate sorry.
3771 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3774 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3777 2012-01-04 Richard Guenther <rguenther@suse.de>
3780 * tree.c (size_low_cst): New function.
3781 * tree.h (size_low_cst): Declare.
3782 * fold-const.c (fold_comparison): Use it to extract the low
3783 part of the POINTER_PLUS_EXPR offset.
3785 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3787 Fix clearing ZERO_REG
3788 * config/avr/avr.md (cc): Add alternative "ldi".
3789 (movqi_insn): Use it in cc attribute.
3790 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3791 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3792 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3794 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3796 * configure: Regenerate.
3798 2012-01-04 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/49651
3801 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3802 (var_can_have_subvars): Use it.
3803 (get_constraint_for_1): Only consider subfields if there can be any.
3805 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3808 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3809 to its new canonical_cselib_val and the cselib_val was in
3810 first_containing_mem chain, but the canonical_cselib_val was not,
3811 add the latter into the chain.
3812 (cselib_invalidate_mem): Compare canonical_cselib_val of
3813 addr_list chain elt with v.
3816 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3817 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3819 (output_macinfo_op): Don't ggc_strdup fd->filename.
3820 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3821 then ggc_strdup it. Don't free inc->info or cur->info.
3822 (output_macinfo): Don't free ref->info or file->info.
3824 2012-01-03 Ira Rosen <irar@il.ibm.com>
3826 PR tree-optimization/51269
3827 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3828 first_niters a pointer.
3829 (slpeel_tree_peel_loop_to_edge): Likewise.
3830 (vect_do_peeling_for_loop_bound): Update call to
3831 slpeel_tree_peel_loop_to_edge.
3832 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3833 here. Remove it from the parameters list.
3834 (vect_do_peeling_for_alignment): Update calls and compute
3837 2012-01-03 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/51070
3840 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3841 Properly handle calls.
3843 2012-01-03 Richard Guenther <rguenther@suse.de>
3845 PR tree-optimization/51692
3846 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3847 the LHS of allocation stmts.
3849 2012-01-03 Olivier Hainque <hainque@adacore.com>
3851 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3853 2012-01-03 Olivier Hainque <hainque@adacore.com>
3855 * collect2.c (main): In AIX specific computations for vector
3856 insertions, use CONST_CAST2 to cast from char ** to const char **.
3858 2012-01-03 Richard Guenther <rguenther@suse.de>
3861 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3862 the context of a limbo DIE when it does not already exist.
3864 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3866 PR tree-optimization/51719
3867 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3868 but direct call is, clear direct call's lhs and don't add fallthrough
3869 edge from dcall_bb to join_bb and PHIs.
3871 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3873 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3874 the instructions emitted by the pattern.
3875 ("*TDC_insn_<mode>"): Add comment.
3877 2012-01-03 Richard Guenther <rguenther@suse.de>
3880 * fold-const.c (fold_comparison): Properly canonicalize
3881 tree offset and HOST_WIDE_INT bit position.
3883 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3885 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3886 operands for extzv pattern.
3888 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3891 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3894 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3896 * doc/invoke.texi (-flto and related options): Copy-edit.
3898 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3900 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3902 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3904 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3907 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3909 * expr.h (move_by_pieces_ninsns): Declare.
3910 * expr.c (move_by_pieces_ninsns): Make external.
3911 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3912 (mips_store_by_pieces_p): Likewise.
3913 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3914 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3915 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3916 (mips_store_by_pieces_p): Likewise.
3918 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3920 * passes.c (register_one_dump_file): Free full_name.
3922 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3923 (calculate_elim_costs_all_insns): Free offsets_at and
3924 offsets_known_at at the end and clear the pointers.
3926 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3928 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3929 this option introduced in r180739.
3931 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3934 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3935 (tmake_file target=avr): Add avr/t-multilib.
3937 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3938 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3939 * config/avr/genmultilib.awk: New file.
3940 * config/avr/t-multilib: New auto-generated file.
3941 * config/avr/multilib.h: New auto-generated file.
3942 * config/avr/t-avr (AVR_MCUS): New variable.
3943 (genopt.sh): Use it.
3944 (s-mlib): Depend on t-multilib.
3945 (t-multilib, multilib.h): New dependencies.
3946 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3947 (MULTILIB_OPTIONS): Remove.
3948 (MULTILIB_MATCHES): Remove.
3949 (MULTILIB_DIRNAMES): Remove.
3950 (MULTILIB_EXCEPTIONS): Remove:
3951 * config/avr/genopt.sh: Don't use hard coded file name;
3952 pass AVR_MCUS from t-avr instead.
3954 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3956 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3958 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3960 Implement light-weight DImode support.
3961 * config/avr/avr-dimode.md: New file.
3962 * config/avr/avr.md: Include it.
3963 (adjust_len): Add plus64, compare64.
3964 (HIDI): Remove code iterator.
3965 (code_stdname): New code attribute.
3966 (rotx, rotsmode): Remove DI.
3967 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3969 * config/avr/avr-protos.h (avr_have_dimode): New.
3970 (avr_out_plus64, avr_out_compare64): New.
3971 * config/avr/avr.c (avr_out_compare): Handle DImode.
3972 (avr_have_dimode): New variable definition and initialization.
3973 (avr_out_compare64, avr_out_plus64): New functions.
3974 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3975 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3976 (avr_compare_pattern): Skip DImode comparisons.
3978 2012-01-02 Revital Eres <revital.eres@linaro.org>
3980 * ddg.c (def_has_ccmode_p): New function.
3981 (add_cross_iteration_register_deps,
3982 create_ddg_dep_from_intra_loop_link): Call it.
3984 2012-01-02 Richard Guenther <rguenther@suse.de>
3987 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3989 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3991 * gcc.c (process_command): Update copyright notice dates.
3992 * gcov.c (print_version): Likewise.
3993 * gcov-dump.c (print_version): Likewise.
3994 * mips-tfile.c (main): Likewise.
3995 * mips-tdump.c (main): Likewise.
3997 2012-01-01 Ira Rosen <irar@il.ibm.com>
3999 PR tree-optimization/51704
4000 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4001 a use is inside the basic block or loop before accessing its vect info.
4003 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4005 PR rtl-optimization/51069
4006 * cfgloopmanip.c (remove_path): Removing path making irreducible
4007 region unconditional makes BB part of the region.
4009 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4011 PR tree-optimization/51683
4012 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4013 calls with side-effects.
4014 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4016 Copyright (C) 2012 Free Software Foundation, Inc.
4018 Copying and distribution of this file, with or without modification,
4019 are permitted in any medium without royalty provided the copyright
4020 notice and this notice are preserved.