1 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
7 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
9 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
10 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
11 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
12 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
13 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
16 2012-04-16 Martin Jambor <mjambor@suse.cz>
18 Backported from mainline
20 2012-04-13 Martin Jambor <mjambor@suse.cz>
23 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
24 fold_ctor_reference returns a zero constant.
26 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
28 Backported from mainline
29 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
31 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
32 and __ILP32__ for x32.
34 2012-04-13 Tom de Vries <tom@codesourcery.com>
36 Backport from mainline r186418.
38 2012-04-13 Tom de Vries <tom@codesourcery.com>
40 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
41 parameters vuse and vuse_escaped.
42 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
43 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
46 2012-04-13 Richard Guenther <rguenther@suse.de>
48 PR tree-optimization/52969
49 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
50 the condition for the COND_EXPR and handle predicate negation
51 by swapping the COND_EXPR arms.
53 2012-04-13 Richard Guenther <rguenther@suse.de>
56 * convert.c (convert_to_pointer): Remove special-casing of
59 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
61 Backport from mainline
62 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
65 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
66 the list of options to enable the FCFID instruction.
67 (TARGET_EXTRA_BUILTINS): Adjust comment.
69 2012-04-12 Richard Guenther <rguenther@suse.de>
71 PR tree-optimization/52943
72 * tree-chrec.h (chrec_is_positive): Remove.
73 * tree-scalar-evolution.c (chrec_is_positive): Move ...
74 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
75 Return false for a constant zero instead of negative.
76 (analyze_siv_subscript_cst_affine): Handle zero difference
77 in the initial condition explicitely.
79 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
82 * varasm.c (process_pending_assemble_externals): Set
83 pending_assemble_externals_processed true.
84 (assemble_external): Call assemble_external_real if the pending
85 assemble externals have been processed.
87 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
90 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
91 the DECL generated for the special GOT helper.
93 2012-04-06 Walter Lee <walt@tilera.com>
95 Backport from mainline
96 2012-03-07 Walter Lee <walt@tilera.com>
98 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
99 REG_CFA_* notes for the stack pointer.
100 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
101 EH_RETURN_STACKADJ_RTX.
102 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
103 generate REG_CFA_* notes for the stack pointer.
104 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
105 by EH_RETURN_STACKADJ_RTX.
107 2012-04-06 Matt Turner <mattst88@gmail.com>
109 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
111 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
113 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
114 of the destination isn't also a FP_REGS register.
116 2012-04-03 Richard Guenther <rguenther@suse.de>
118 Backport from mainline
119 2012-03-02 Richard Guenther <rguenther@suse.de>
121 PR tree-optimization/52406
122 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
123 (struct indices): Add unconstrained_base member.
124 (struct dr_alias): Remove unused vops member.
125 (DR_UNCONSTRAINED_BASE): New define.
126 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
127 add indices to allow their disambiguation. Make DR_BASE_OBJECT
128 be an artificial access that covers the whole indexed object,
129 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
130 plain decl base-objects to their MEM_REF variant.
131 (dr_may_alias_p): When the base-object of either data reference
132 has unknown size use only points-to information.
133 (compute_affine_dependence): Make dumps easier to read and
135 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
136 DR_REF when looking for packed references.
137 (vect_supportable_dr_alignment): Likewise.
139 2012-04-03 Richard Guenther <rguenther@suse.de>
141 Backport from mainline
142 2012-03-15 Richard Guenther <rguenther@suse.de>
145 * tree-data-ref.c (subscript_dependence_tester_1): Check
146 all dimensions for non-conflicting access functions.
148 2012-04-03 Richard Guenther <rguenther@suse.de>
150 Backport from mainline
151 2012-03-06 Richard Guenther <rguenther@suse.de>
154 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
156 2012-03-23 Richard Guenther <rguenther@suse.de>
158 PR tree-optimization/52678
159 * tree-vectorizer.h (struct _stmt_vec_info): Add
160 loop_phi_evolution_part member.
161 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
162 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
163 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
164 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
165 Use the cached evolution part and the PHI nodes value from
166 the loop preheader edge instead of re-analyzing the evolution.
168 2012-03-26 Richard Guenther <rguenther@suse.de>
170 PR tree-optimization/52701
171 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
172 compute and set the evolution part of PHI nodes.
174 2012-03-30 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/52754
177 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
178 propagate arbitrary addresses into really plain dereferences.
180 2012-04-03 Jakub Jelinek <jakub@redhat.com>
182 PR tree-optimization/52835
183 * tree-data-ref.c (build_rdg): Return NULL if
184 compute_data_dependences_for_loop failed.
186 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
188 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
189 (stmt_can_make_abnormal_goto): Use it.
190 (is_ctrl_altering_stmt): Likewise.
192 2012-03-31 Martin Jambor <mjambor@suse.cz>
194 Backported from mainline
195 2012-03-30 Martin Jambor <mjambor@suse.cz>
197 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
198 is a builtin_stack_save in a dominating BB.
200 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
202 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
203 crossing 128bit lane boundary.
205 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
207 Backported from mainline
208 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
211 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
213 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
214 * config/i386/i386.c: Include reload.h.
215 (ix86_legitimize_reload_address): New function.
217 2012-03-28 Martin Jambor <mjambor@suse.cz>
219 Backported from mainline
220 2012-03-27 Martin Jambor <mjambor@suse.cz>
223 * tree-sra.c (sra_modify_assign): Do not call
224 load_assign_lhs_subreplacements when working with an unscalarizable
227 2012-03-28 Jakub Jelinek <jakub@redhat.com>
230 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
231 __builtin_va_start to __builtin_next_arg if the latter is
232 builtin_decl_explicit_p rather than when it is not.
235 * tree-vect-generic.c (vector_element): Perform multiplication
236 for pos in bitsizetype type instead of idx type.
238 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
240 Backport from 2012-03-28 mainline r185910.
243 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
244 (avr_builtin_decl): New static function.
245 (struct avr_builtin_description, avr_bdesc): Move up.
246 Add GTY marker. Add field fndecl. Remove redundant field id.
247 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
248 (avr_expand_builtin): Code cleanup because .id is removed.
250 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
253 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
256 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
258 Backport from 2012-03-28 mainline r185907.
261 * config.gcc (tm_file): Remove avr/multilib.h.
263 * doc/invoke.texi (AVR Options): Adjust
264 documentation of -mtiny-stack.
266 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
267 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
268 * config/avr/t-avr: Remove generation of multilib.h.
269 * config/avr/t-multilib: Regenerate.
270 * config/avr/multilib.h: Remove.
271 * config/avr/avr.opt (-msp8): New option.
272 (avr_sp8): New variable.
273 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
274 * config/avr/avr.h (AVR_HAVE_SPH): New define.
275 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
276 (avr_device_to_sp8): New prototype.
277 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
278 (DRIVER_SELF_SPECS): New define.
279 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
280 __AVR_SP8__, __AVR_HAVE_SPH__.
281 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
282 AVR_HAVE_8BIT_SP to decide if SP_H is present.
283 (avr_file_start): Ditto.
285 2012-03-28 Jakub Jelinek <jakub@redhat.com>
288 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
289 instead of 8 in adjust_address.
291 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
293 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
294 of a unit before computing the offset in units.
296 2012-03-27 Richard Guenther <rguenther@suse.de>
299 * fold-const.c (try_move_mult_to_index): Handle &x.array more
302 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
305 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
307 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
310 * varasm.c: Include pointer-set.h.
311 (pending_assemble_externals_set): New pointer set.
312 (process_pending_assemble_externals): Destroy the pointer set.
313 (assemble_external): See if decl is in pending_assemble_externals_set,
314 and add it to pending_assemble_externals if necessary.
315 (init_varasm_once): Allocate pending_assemble_externals_set.
317 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
319 Backported from mainline
320 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
323 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
324 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
325 (vector_ltgt<mode>): Likewise.
326 (vector_ordered<mode>): Likewise.
327 (vector_unordered<mode>): Likewise.
328 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
330 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
332 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
335 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
337 Backported from mainline
338 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
342 * config/sh/sh.c (sh_register_move_cost): Increase cost between
343 GENERAL_REGS and FP_REGS for SImode.
345 2012-03-22 Jakub Jelinek <jakub@redhat.com>
348 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
349 on any new_local_var_chain vars declared during recursing on
350 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
352 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
354 Backport from 2012-03-22 mainline r185692.
357 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
358 (unspecv): Add UNSPECV_MEMORY_BARRIER.
359 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
360 (delay_cycles_1, delay_cycles_2): Ditto.
361 (delay_cycles_3, delay_cycles_4): Ditto.
362 (nopv, *nopv): Ditto.
363 (sleep, *sleep): Ditto.
366 Backport from 2012-03-21 mainline r185605.
368 PR rtl-optimization/52543
370 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
371 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
372 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
373 (avr_load_libgcc_p): Restrict to __flash loads.
374 (avr_out_lpm): Only handle 1-byte loads from __flash.
375 (avr_load_lpm): New function.
376 (avr_find_unused_d_reg): Remove.
377 (avr_out_lpm_no_lpmx): Remove.
378 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
379 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
380 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
381 (load_<mode>, load_<mode>_clobber): New insns.
382 (mov<mode>): For multi-byte move from non-generic
383 16-bit address spaces: Expand to load_<mode> resp.
385 (load<mode>_libgcc): Remove expander.
386 (split-lpmx): Remove split.
388 Backport from 2012-03-13 mainline r185329.
391 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
392 offset (size) to a value the insns can deal with.
393 (expand_epilogue): Ditto.
395 Backport from 2012-03-12 mainline r185256.
398 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
399 type from reg_class_t to enum reg_class.
400 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
402 Backport from 2012-03-12 mainline r185253.
405 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
406 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
407 r184615 from 2012-02-28.
409 Backport from 2012-03-08 mainline r185105.
411 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
412 for constants in [-63,63].
414 Backport from 2012-03-08 mainline r185100.
417 * config/avr/avr.c (avr_mem_clobber): New static function.
418 (avr_expand_delay_cycles): Add memory clobber operand to
419 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
420 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
421 (enable_interrupt, disable_interrupt): New expander.
422 (nopv, sleep, wdr): New expanders.
423 (delay_cycles_1): Add memory clobber.
424 (delay_cycles_2): Add memory clobber.
425 (delay_cycles_3): Add memory clobber.
426 (delay_cycles_4): Add memory clobber.
427 (cli_sei): New insn from former "enable_interrupt",
428 "disable_interrupt" with memory clobber.
429 (*wdt): New insn from former "wdt" with memory clobber.
430 (*nopv): Similar, but for "nopv".
431 (*sleep): Similar, but for "sleep".
433 Backport from 2012-03-07 mainline r185043.
436 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
438 Backport from 2012-03-07 mainline r185032.
441 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
442 to: RAMPZ, RAMPY, RAMPX, RAMPD.
443 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
445 Backport from 2012-03-07 mainline r185031.
448 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
450 * config/avr/avr.md (xload_8): Adjust insn length.
452 Backport from 2012-03-07 mainline r185030.
455 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
456 if RAMPZ affects reading from RAM.
458 Backport from 2012-03-05 mainline r184919.
460 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
462 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
464 Backport from mainline r185259.
467 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
468 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
470 2012-03-22 Jakub Jelinek <jakub@redhat.com>
472 Backported from mainline
473 2012-03-13 Jakub Jelinek <jakub@redhat.com>
476 * c-parser.c (c_parser_postfix_expression)
477 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
479 * config/i386/smmintrin.h: Avoid /* within a comment.
480 * config/i386/nmmintrin.h: Likewise.
482 2012-03-22 Richard Guenther <rguenther@suse.de>
484 * BASE-VER: Set to 4.7.1.
485 * DEV-PHASE: Set to prerelease.
487 2012-03-22 Release Manager
489 * GCC 4.7.0 released.
491 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
493 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
495 2012-03-15 Jakub Jelinek <jakub@redhat.com>
496 Andrew Pinski <apinski@cavium.com>
499 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
500 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
501 calls instead of __builtin_ir{int,ound}*.
503 2012-03-14 Jakub Jelinek <jakub@redhat.com>
506 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
509 2012-03-13 Joseph Myers <joseph@codesourcery.com>
511 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
512 Refer to GCC 4.7 version of c99status.html.
514 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
516 Backport from mainline
517 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
519 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
520 redefine to be NULL if the current bit-size is different from the
523 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
524 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
525 set the default tuning. Add asserts to make sure the cpu and tune
526 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
527 test whether the index is set, instead of > 0.
528 (rs6000_file_start): Do not reset the default cpu if the current
529 bit-size is different from the configured bit-size.
531 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
533 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
535 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
536 Update binutils references.
537 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
538 Update binutils reference.
539 Update Sun as/GNU ld caveat.
540 Document binutils largefile requirement for LTO plugin.
541 Remove reference to alternate libpthread.
543 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
545 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
547 (Specific, mips-sgi-irix6): Likewise.
549 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
551 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
552 * configure: Regenerate.
554 2012-03-07 Richard Henderson <rth@redhat.com>
556 * config/m68k/m68k.h (ISA_HAS_TAS): New.
557 * config/m68k/sync.md (atomic_test_and_set): Use it.
558 (atomic_test_and_set_1): Likewise.
560 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
563 * Makefile.in: Let install-gcc-ar depend on installdirs,
564 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
565 Don't double canonicalize if cross-compiling.
567 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
569 * trans-mem.c: New typedef for tm_region_p.
570 Define vector types for tm_region_p.
571 (tm_region_init): Replace region_worklist to a vector called
574 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
577 * trans-mem.c (tm_region_init): Use last_basic_block.
579 2012-03-05 Richard Henderson <rth@redhat.com>
582 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
583 * omp-low.c (expand_omp_atomic): Assume anything aligned to
584 BIGGEST_ALIGNMENT is aligned.
586 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
588 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
590 2012-03-05 Richard Henderson <rth@redhat.com>
593 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
594 instead of calling negqi2 directly.
596 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
598 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
599 (INTMAX_TYPE): Use it.
600 (UINTMAX_TYPE): Likewise.
601 (SUBTARGET_OVERRIDE_OPTIONS): Define.
602 (irix6_c_common_override_options): Declare.
603 (C_COMMON_OVERRIDE_OPTIONS): Define.
604 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
605 * config/mips/irix6-c.c: New file.
606 * config/mips/t-irix6 (irix6-c.o): New target.
607 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
610 2012-03-02 Richard Henderson <rth@redhat.com>
612 * optabs.c (expand_atomic_test_and_set): Honor
613 atomic_test_and_set_trueval even when atomic_test_and_set
616 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
618 Backport from mainline
619 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
621 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
623 2012-03-02 Richard Guenther <rguenther@suse.de>
625 * DEV-PHASE: Set to prerelease.
627 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
629 * config.gcc (obsolete): Add all ARM targets using the FPA.
630 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
631 * doc/install.texi: Avoid references to obsolete ARM ports.
633 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
635 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
637 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
638 Joern Rennecke <joern.rennecke@embecosm.com>
640 * doc/extend.texi: Expand and update information on interrupt
641 attribute for Epiphany.
643 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
645 * config/sh/sh-protos.h: Update copyright notice dates.
646 * config/sh/sh.h: Likewise.
647 * config/sh/sh.md: Likewise.
648 * config/sh/constraints.md: Likewise.
649 * config/sh/predicates.md: Likewise.
651 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
653 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
654 * config/sh/sh.c (tertiary_reload_operand): Likewise.
656 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
658 * config/sh/constraints.md: Fix comment typo.
660 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
663 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
664 unsigned HOST_WIDE_INT.
665 (zvdep_imm64): Likewise.
666 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
667 (vdepi_and): Likewise.
668 Likewise for unamed 64-bit patterns.
669 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
671 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
674 PR rtl-optimization/52417
675 * cselib.c (cselib_any_perm_equivs): New variable.
676 (cselib_reset_table): Check that it's not set when not
677 preserving constants.
678 (cselib_add_permanent_equiv): Set it.
679 (cselib_have_permanent_equivalences): New.
680 (cselib_init, cselib_finish): Reset it.
681 * cselib.h (cselib_have_permanent_equivalences): Declare.
682 * alias.c (get_addr): Restore earlier behavior when there
683 aren't permanent equivalences.
685 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
687 * config/mn10300/mn10300-modes.def: Fix copyright notice.
688 * config/v850/v850-modes.def: Fix copyright notice.
690 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
692 * doc/extend.texi (AVR Built-in Functions): Document
693 __builtin_avr_flash_segment.
695 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
696 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
697 (*split.flash_segment): New insn-and-split.
698 * config/avr/avr.c (avr_init_builtins): Add local variables:
699 const_memx_void_node, const_memx_ptr_type_node,
700 char_ftype_const_memx_ptr.
702 2012-03-01 Jakub Jelinek <jakub@redhat.com>
704 PR tree-optimization/52445
705 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
706 add ssa_name_ver, offset and size fields and change store field
708 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
709 (add_or_mark_expr): Likewise. Only consider previous stores
710 with the same size and offset.
711 (nt_init_block): Only look at gimple_assign_single_p stmts,
712 doesn't look at rhs2.
714 2012-03-01 Richard Guenther <rguenther@suse.de>
717 * tree-cfg.c (verify_gimple_assign_unary): Allow any
718 conversions from integral types to pointer types.
720 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
722 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
723 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
724 unintentionally removed in r184616.
726 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
728 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
731 2012-02-29 Jakub Jelinek <jakub@redhat.com>
732 Uros Bizjak <ubizjak@gmail.com>
735 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
736 alternatives, add "e" constraint to the new last alternative
737 and ! to last 3 alternatives.
739 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
741 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
742 DW_AT_artificial attributes at the end of the processing.
743 (gen_array_type_die): Likewise.
744 (gen_enumeration_type_die): Likewise.
745 (gen_struct_or_union_type_die): Likewise.
746 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
749 2012-02-29 Jakub Jelinek <jakub@redhat.com>
752 * expr.c (expand_assignment): If doing misaligned store that doesn't
753 cover all mode bits, perform a RMW cycle.
755 PR tree-optimization/52429
756 * tree-parloops.c (separate_decls_in_region_debug): Return early
757 if var is LABEL_DECL.
759 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
761 PR tree-optimization/52424
762 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
763 calling dom_thread_across_edge.
765 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
767 * config/avr/avr.c: Move definition of TARGET macros to end of file.
769 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
771 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
772 * config/avr/avr.c (avr_output_bld): Remove unused function.
773 (avr_out_sbxx_branch): Use "%T" to print bit position.
775 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
777 * config/avr/avr.md: Untabify.
779 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
781 * config/avr/avr.md (eqne): New code iterator.
782 (*dec-and-branchsi): Use it in text peephole's condition.
783 (*dec-and-branchhi): Ditto.
784 (*dec-and-branchqi): Ditto.
786 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
789 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
790 the device does not have the skip-bug.
792 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
794 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
795 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
796 -mpretend-cmove): New.
798 2012-02-29 Jakub Jelinek <jakub@redhat.com>
801 * df.h (struct df_d): Adjust comment that hard_regs_live_count
802 doesn't count DEBUG_INSN refs.
803 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
806 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
810 2012-02-20 Richard Guenther <rguenther@suse.de>
811 PR tree-optimization/52298
812 * tree-vect-stmts.c (vectorizable_load): Properly use
813 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
816 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
819 * gimple.h (gimple_in_transaction): New.
820 (gimple_set_in_transaction): New.
821 (struct gimple_statement_base): Add in_transaction field.
822 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
824 (tree_ssa_lim_initialize): Compute transaction bits.
825 * tree.h (compute_transaction_bits): Protoize.
826 * trans-mem.c (tm_region_init): Use the heap to store BB
828 (compute_transaction_bits): New.
830 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
832 * gcc.c (display_help): Document --help=common and sort entries
835 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
837 * doc/install.texi: Document check-$LANG specific shortcuts
839 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
842 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
844 * config/arm/arm_neon.h: Regenerate.
845 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
846 (neon_vcgeu): New insn.
847 (neon_vcgtu): Likewise.
848 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
849 (ops): Unsigned comparison intrinsics call a different
852 2012-02-28 Richard Guenther <rguenther@suse.de>
855 * config/i386/i386.c (ix86_expand_vector_set): Fix element
856 ordering for the VEC_CONCAT for two element vectors for
857 V2SFmode, V2SImode and V2DImode.
859 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
862 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
863 detecting big-endian triplets.
865 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
867 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
868 mode if there is no type information available.
870 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
872 PR tree-optimization/53207
873 * doc/invoke.texi: Document as experimental and relying on graphite.
875 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
877 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
878 of initializer to changes from r184614.
880 2012-02-28 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/52395
883 * tree-sra.c (build_ref_for_offset): Also look at the base
884 TYPE_ALIGN when figuring out the alignment of the replacement.
886 2012-02-28 Richard Guenther <rguenther@suse.de>
888 PR tree-optimization/52402
889 * ipa-prop.c (ipa_modify_call_arguments): Properly use
890 mis-aligned types when creating the accesses at the call site.
892 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
894 * config/avr/builtins.def: New file.
895 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
896 * config/avr/avr.c (enum avr_builtin_id): Use it.
897 (avr_init_builtins): Use it. And use avr_bdesc.
898 (bdesc_1arg): Remove.
899 (bdesc_2arg): Remove.
900 (bdesc_3arg): Remove.
901 (struct avr_builtin_description): Add field n_args.
902 (avr_bdesc): New static variable using builtins.def.
903 (avr_expand_builtin): Use it.
904 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
905 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
906 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
908 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
911 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
912 match only one single hard register with respective hard reg rtx.
913 (movmemx_<mode>): Ditto.
914 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
915 insn anatomy of movmem[x]_<mode>.
916 (avr_out_movmem): Same for printing assembler and operand usage.
918 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
922 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
923 address spaces located outside of device flash.
925 * config/avr/avr.h (base_arch_s): Remove field n_segments.
926 (mcu_type_s): Add field n_flash.
927 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
928 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
929 (AVR_MCU): Add N_FLASH argument.
930 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
931 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
932 macro __FLASH<n> if that address space makes sense for the device.
933 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
934 outside of target flash.
935 (avr_asm_named_section): Ditto.
936 (avr_asm_select_section): Ditto.
937 (avr_addr_space_convert): Ditto.
938 (avr_emit_movmemhi): Ditto.
939 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
940 address space is outside of device flash.
941 (avr_insert_attributes): Ditto.
942 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
943 avr_current_arch->n_segments.
945 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
948 * config/i386/i386.md (*movabs<mode>_1): Enable only for
950 (*movabs<mode>_2): Likewise.
952 2012-02-27 Jakub Jelinek <jakub@redhat.com>
955 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
956 s_register_operand in the test instead of REG_P. Don't call
957 gen_reg_rtx if it won't be used.
959 PR tree-optimization/52376
960 * ipa-split.c (split_function): Ignore CLOBBER stmts.
962 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
964 * ifcvt.c (noce_get_condition): Check condition variable is not
965 small_register_classes_for_mode_p before accepting.
967 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
969 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
971 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
974 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
975 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
977 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
979 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
981 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
983 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
985 * config/sh/predicates.md: Remove blank lines.
986 * config/sh/sh.c: Fix typos in comments.
987 * config/sh/constraints.md: Likewise.
988 * config/sh/sh.md: Remove blank lines.
989 Fix typos in comments. Use ;; as comment characters.
991 2012-02-26 Walter Lee <walt@tilera.com>
993 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
994 (replace_mov_pcrel_step2): Ditto.
996 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
999 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1000 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1001 and locs that reference values newer than the non-canonical value
1002 at hand. Return the canonical value as a worst case.
1003 (memrefs_conflict_p): Walk canonical value's locs.
1006 * cselib.c (preserve_only_constants): Rename to...
1007 (preserve_constants_and_equivs): ... this. Split out...
1008 (invariant_or_equiv_p): ... this. Preserve plus expressions
1009 of other preserved expressions too.
1010 (cselib_reset_table): Adjust.
1011 * var-tracking.c (reverse_op): Use canonical value to build
1014 2012-02-23 Kai Tietz <ktietz@redhat.com>
1016 * config/i386/i386.c (ix86_delegitimize_address): Handle
1017 UNSPEC_PCREL plus displacement.
1019 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1022 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1023 to test for unusedness in st X addressing.
1025 2012-02-24 Richard Guenther <rguenther@suse.de>
1028 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1029 (is_gimple_reg_type): Move inline ...
1030 * gimple.h (is_gimple_reg_type): ... here.
1032 2012-02-24 Richard Guenther <rguenther@suse.de>
1035 * passes.c (execute_function_todo): When verifying SSA form
1036 verify gimple form first.
1037 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1039 2012-02-24 Richard Guenther <rguenther@suse.de>
1042 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1043 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1045 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1047 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1049 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1051 * tree-phinodes.c (make_phi_node): Mark static.
1052 * tree-flow.h (make_phi_node): Remove extern decl.
1053 * doc/gimple.texi (make_phi_node): Remove documentation.
1055 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1057 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1058 * tree-ssa-sccvn.c (print_scc): Ditto.
1060 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1062 * doc/passes.texi (Full redundancy elimination): Fix typo.
1064 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1066 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1068 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1071 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1073 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1076 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1078 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1080 * config/avr/avr.md (code_stdname): Add ior, xor.
1081 (xior): New code iterator.
1082 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1083 (*<code_stdname><mode>qi.byte1-3): Ditto.
1085 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1087 PR tree-optimization/52019
1088 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1091 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1093 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1094 HAVE_INITFINI_ARRAY to work around namespace pollution in
1095 certain versions of newlib system headers.
1096 * config.in: Regenerate.
1097 * configure: Regenerate.
1098 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1099 instead of HAVE_INITFINI_ARRAY.
1101 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1105 is not offsettable memory reference.
1107 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1110 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1111 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1113 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1115 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1116 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1118 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1120 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1121 library on Solaris 8 even without TLS support.
1122 * configure: Regenerate.
1124 2012-02-22 Richard Guenther <rguenther@suse.de>
1127 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1128 for GIMPLE_DEBUG stmts.
1130 2012-02-22 Martin Jambor <mjambor@suse.cz>
1133 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1134 according to the base object.
1136 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1138 PR rtl-optimization/50063
1139 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1140 and 2 (8-bit SP) in operand 2.
1141 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1142 setup to use movhi_sp_r instead of vanilla move to write SP.
1143 Adjust REG_CFA notes to superseed unspec.
1144 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1146 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1147 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1148 irq_state 1 (IRQ known to be on) here.
1150 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1152 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1154 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1155 assign_hard_reg): Likewise.
1157 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1159 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1161 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1164 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1165 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1167 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1169 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1170 prototype from here to...
1171 * config/avr/avr.h: ...here.
1173 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1176 * thumb2.md (thumb2_shiftsi3_short): Split register and
1177 immediate shifts. For register shifts tie operands 0 and 1.
1178 (peephole2 for above): Check that register-controlled shifts
1179 have suitably tied operands.
1181 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1184 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1185 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1186 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1187 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1188 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1189 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1190 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1191 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1192 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1193 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1194 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1195 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1196 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1197 bdver1_ssevector_avx256_unaligned_load,
1198 bdver1_ssevector_sse128_unaligned_load,
1199 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1200 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1201 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1202 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1203 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1204 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1205 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1206 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1207 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1208 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1209 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1210 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1211 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1212 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1213 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1214 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1215 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1216 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1217 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1218 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1219 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1220 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1221 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1222 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1223 bdver1_ssediv_double_load, bdver1_ssediv_double,
1224 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1225 Add "bdver2" attribute.
1227 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1229 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1230 default if possible and not specified otherwise.
1232 2012-02-21 Richard Guenther <rguenther@suse.de>
1235 * gimplify.c (create_tmp_from_val): Use the main variant type
1236 for the type of the temporary we create.
1238 2012-02-21 Richard Guenther <rguenther@suse.de>
1240 PR tree-optimization/52324
1241 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1242 do not gimplify a MEM_REF address operand if it is already
1245 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1247 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1248 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1250 2012-02-21 Richard Guenther <rguenther@suse.de>
1252 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1253 nested_in_vect_loop.
1255 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1257 PR tree-optimization/52318
1258 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1259 vdef also to non-pure/const call stmts in the sequence.
1261 2012-02-20 David S. Miller <davem@davemloft.net>
1263 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1264 don't use the "rd %pc" instruction on v9 for PIC register loads.
1266 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1269 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1270 in a transaction safe function.
1272 2012-02-20 Kai Tietz <ktietz@redhat.com>
1275 * stor-layout.c (place_field): Handle desired_align for
1278 2012-02-20 Richard Guenther <rguenther@suse.de>
1280 PR tree-optimization/52298
1281 * tree-vect-stmts.c (vectorizable_store): Properly use
1282 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1284 (vectorizable_load): Likewise.
1285 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1286 Access DR_STEP after ensuring it is not NULL.
1288 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1290 PR tree-optimization/52286
1291 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1292 optimization use double_int_to_tree instead of build_int_cst_wide,
1293 rewrite to use double_int vars.
1295 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1298 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1300 Remove -e 0 from $gcc_cv_ld invocation.
1301 Only use __GLIBC_PREREQ if defined.
1302 Enable on Solaris since Solaris 8 patch.
1303 (gcc_SUN_LD_VERSION): New macro.
1304 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1305 gcc_SUN_LD_VERSION for version number format.
1306 * configure: Regenerate.
1307 * varasm.c (get_elf_initfini_array_priority_section): Set
1308 SECTION_NOTYPE for non-default priority.
1309 Use get_section instead of get_unnamed_section to emit
1310 .init_array/.fini_array with default priority.
1312 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1314 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1315 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1316 (mips_start_unique_function, mips_output_mips16_rdhwr)
1317 (mips_code_end): New functions.
1318 (TARGET_ASM_CODE_END): Define.
1320 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1322 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1323 to stubs with non-sibling calls.
1325 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1327 * doc/invoke.texi (-fira-* options): Copy-edit.
1328 (ira-* parameters): Copy-edit.
1330 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1332 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1333 GCC coding conventions.
1335 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1337 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1338 when used as adjectives.
1340 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1342 * doc/invoke.texi: Clean up "that"/"which" confusion.
1344 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1346 * system.h: Poison SMALL_REGISTER_CLASSES
1347 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1348 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1350 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1352 PR tree-optimization/52285
1353 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1354 when deciding if a call is a tail call or tail recursion.
1356 2012-02-16 Kai Tietz <ktietz@redhat.com>
1358 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1359 interger-constant displacement for UNSPEC_PCREL.
1361 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1363 PR rtl-optimization/52208
1364 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1365 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1367 PR tree-optimization/52255
1368 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1369 loop->header has virtual PHI, but exit_e->dest doesn't, add
1370 virtual PHI to exit_e->dest and adjust all uses after the loop.
1373 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1374 children with clone_tree_hash, not after it.
1376 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1378 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1379 extended identifiers.
1381 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1384 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1385 a same_body_alias, also test whether e->callee isn't a former
1386 or current clone of the decl this is a same body alias of.
1388 PR translation/52264
1389 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1391 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1393 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1395 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1398 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1399 force_reg instead of copy_to_reg for better optimization. Force
1400 non-register or memory operands into a register.
1402 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1404 * extend.texi: Reserve upper bits of memory model for future use.
1406 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1407 Anatoly Sokolov <aesok@post.ru>
1408 Eric Weddington <eric.weddington@atmel.com>
1411 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1412 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1413 Rewrite initializers for .macro.
1414 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1415 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1416 atxmega32d4, atxmega32x1.
1417 avrxmega4: atxmega64a3, atxmega64d3.
1418 avrxmega5: atxmega64a1, atxmega64a1u.
1419 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1420 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1421 avrxmega7: atxmega128a1, atxmega128a1u.
1422 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1423 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1424 (struct base_arch_s): Rename reserved to xmega_p.
1425 Rename reserved2 to have_rampd.
1426 (AVR_XMEGA): New define.
1427 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1428 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1429 * config/avr/predicates.md (io_address_operand): Take into
1431 (low_io_address_operand): Ditto.
1432 (high_io_address_operand): Ditto.
1433 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1434 (enabled, movhi_sp_r): Use them.
1435 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1436 cpp_define_formatted to built-in define __AVR_ARCH__.
1437 (__AVR_XMEGA__): New built-in define.
1438 (__AVR_HAVE_RAMPD__): New built-in define.
1439 (__AVR_HAVE_RAMPX__): New built-in define.
1440 (__AVR_HAVE_RAMPY__): New built-in define.
1441 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1443 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1444 (avr_option_override): Initialize them.
1445 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1446 (avr_init_expanders): Initialize them. No more block several calls.
1447 (emit_push_sfr): New static function.
1448 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1450 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1451 (avr_print_operand): Print addreeses as symbols for
1452 RAMPX, RAMPY, RAMPD, CCP.
1453 (output_movhi): Handle AVR_XMEGA when writing to SP.
1454 (avr_out_movhi_mr_r_xmega): New static function.
1455 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1456 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1457 __RAMPD__, __CCP__ as needed.
1459 * config/avr/multilib.h: Regenerate.
1460 * config/avr/t-multilib: Regenerate.
1461 * config/avr/avr-tables.opt: Regenerate.
1463 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1465 PR tree-optimization/50561
1466 * graphite-flattening.c (lst_project_loop): Do not
1467 remove old scattering dimensions after flattening.
1468 (lst_do_flatten): Likewise.
1470 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1472 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1473 __builtin_avr_map8, __builtin_avr_map16.
1474 Document __builtin_avr_insert_bits.
1476 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1477 (insert_bits): New insn.
1478 (adjust_len.map_bits): Rename to insert_bits.
1479 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1480 * avr-protos.h (avr_out_map_bits): Remove.
1481 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1482 * config/avr/constraints.md (Cxf,C0f): New.
1483 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1484 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1485 New built-in define __BUILTIN_AVR_INSERT_BITS.
1486 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1487 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1488 (avr_move_bits): Rewrite.
1489 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1491 (avr_map_op_t): New typedef.
1492 (avr_map_op): New static variable.
1493 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1494 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1495 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1496 (bdesc_3arg, avr_expand_triop_builtin): New.
1497 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1498 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1499 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1500 (avr_map_equal_p, avr_map_sig_p): Remove.
1501 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1502 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1503 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1504 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1505 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1506 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1508 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1510 * config/c6x/c6x.md (reserve_cycles): New attribute.
1511 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1512 don't reserve functional units after the branch occurs.
1514 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1517 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1518 functions into non-tm_pure functions.
1520 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1523 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1524 (iterative_hash_canonical_type): Likewise.
1525 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1528 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1530 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1531 sched-group insn, it either remains alone or the entire list is pruned.
1533 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1535 * doc/install.texi (Prerequisites): Fix grammar.
1536 (Configuration): Likewise.
1538 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1540 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1541 MPC as part of GCC before describing configuring with --with-gmp etc.
1542 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1543 sources are present.
1545 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1548 * dwarf2out.c (clone_tree_hash): New function.
1549 (copy_decls_walk): Use it instead of clone_tree.
1551 2012-02-14 Richard Guenther <rguenther@suse.de>
1553 PR tree-optimization/52244
1554 PR tree-optimization/51528
1555 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1556 replacements for integral types.
1558 2012-02-14 Walter Lee <walt@tilera.com>
1560 * config.gcc: Handle tilegx and tilepro.
1561 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1563 Add HAVE_AS_TLS check for tilegx and tilepro.
1564 * configure: Regenerate.
1565 * doc/contrib.texi: Add Mat Hostetter and self.
1566 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1567 Document instruction intrinsics and network accessing intrinsics.
1568 (TILEPro Built-in Functions): New node. Document instruction
1569 intrinsics and network accessing intrinsics.
1570 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1571 (Specific, tilepro-*-linux*): Likewise.
1572 * doc/invoke.texi (TILE-Gx Options): New section.
1573 (TILEPro Options): New section.
1574 * doc/md.texi (TILE-Gx): New section.
1575 (TILEPro): New section.
1576 * common/config/tilegx/tilegx-common.c: New file.
1577 * common/config/tilepro/tilepro-common.c: New file.
1578 * config/tilegx/constraints.md: New file.
1579 * config/tilegx/linux.h: New file.
1580 * config/tilegx/mul-tables.c: New file.
1581 * config/tilegx/predicates.md: New file.
1582 * config/tilegx/sync.md: New file.
1583 * config/tilegx/t-tilegx: New file.
1584 * config/tilegx/tilegx-builtins.h: New file.
1585 * config/tilegx/tilegx-c.c: New file.
1586 * config/tilegx/tilegx-generic.md: New file.
1587 * config/tilegx/tilegx-modes.def: New file.
1588 * config/tilegx/tilegx-multiply.h: New file.
1589 * config/tilegx/tilegx-protos.h: New file.
1590 * config/tilegx/tilegx.c: New file.
1591 * config/tilegx/tilegx.h: New file.
1592 * config/tilegx/tilegx.md: New file.
1593 * config/tilegx/tilegx.opt: New file.
1594 * config/tilepro/constraints.md: New file.
1595 * config/tilepro/gen-mul-tables.cc: New file.
1596 * config/tilepro/linux.h: New file.
1597 * config/tilepro/mul-tables.c: New file.
1598 * config/tilepro/predicates.md: New file.
1599 * config/tilepro/t-tilepro: New file.
1600 * config/tilepro/tilepro-builtins.h: New file.
1601 * config/tilepro/tilepro-c.c: New file.
1602 * config/tilepro/tilepro-generic.md: New file.
1603 * config/tilepro/tilepro-modes.def: New file.
1604 * config/tilepro/tilepro-multiply.h: New file.
1605 * config/tilepro/tilepro-protos.h: New file.
1606 * config/tilepro/tilepro.c: New file.
1607 * config/tilepro/tilepro.h: New file.
1608 * config/tilepro/tilepro.md: New file.
1609 * config/tilepro/tilepro.opt: New file.
1611 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1613 PR tree-optimization/52210
1614 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1615 vect_model_simple_cost with two entry vect_def_type array instead
1616 of an address of dt.
1618 2012-02-14 Richard Guenther <rguenther@suse.de>
1621 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1622 Do not stream DECL_QUALIFIER.
1623 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1624 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1625 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1627 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1630 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1633 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1636 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1637 * cselib.c (cselib_subst_to_values_from_insn): New function.
1638 * sched-deps.c (add_insn_mem_dependence,
1639 sched_analyze_1, sched_analyze_2): Use it.
1641 2012-02-13 Jan Hubicka <jh@suse.cz>
1644 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1646 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1648 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1649 (GTM_SELF_SPECS): Define if not already defined.
1650 (driver_self_specs): Add GTM_SELF_SPECS.
1651 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1652 (GTM_SELF_SPECS): Define.
1653 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1654 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1656 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1658 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1661 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1664 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1665 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1667 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1670 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1672 2012-02-13 Richard Guenther <rguenther@suse.de>
1674 PR translation/52211
1675 * passes.c (enable_disable_pass): Fix typo.
1677 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1680 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1681 XOR for reduce_bit_field if type is unsigned.
1683 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1685 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1686 disallow changes from SFmode to mode with different size in FP regs.
1688 2012-02-12 Robert Millan <rmh@gnu.org>
1689 Gerald Pfeifer <gerald@pfeifer.com>
1691 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1694 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1696 PR rtl-optimization/52175
1697 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1698 to frame-related instructions.
1700 2012-02-10 Jason Merrill <jason@redhat.com>
1703 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1704 (demangle_new_symbols): Fill it.
1705 (scan_linker_output): Walk it.
1706 (start_tweaking): Split out from scan_linker_output.
1707 (maybe_tweak): Update sym->chosen.
1708 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1710 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1713 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1715 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1717 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1718 having the same mode as previous compare.
1720 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1722 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1723 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1724 (nonlocal_goto_internal): Likewise.
1725 (nonlocal_goto): Emit a use and an indirect jump directly.
1727 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1730 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1731 __atomic_{is,always}_lock_free.
1733 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1736 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1737 negative constant address for x32.
1739 2012-02-10 Richard Henderson <rth@redhat.com>
1741 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1742 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1743 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1745 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1746 Ira Rosen <irar@il.ibm.com>
1748 PR tree-optimization/50031
1749 * targhooks.c (default_builtin_vectorization_cost): Handle
1751 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1752 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1753 all types of reduction and pattern statements.
1754 (vect_estimate_min_profitable_iters): Likewise.
1755 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1756 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1757 for explicit realigns.
1758 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1759 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1761 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1762 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1763 vec_perm for VSX and handle vec_promote_demote.
1765 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1768 * builtins.c (fold_builtin_atomic_always_lock_free,
1769 expand_builtin_atomic_always_lock_free,
1770 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1771 Return and/or test boolean_true_node/boolean_false_node instead of
1772 integer_one_node/integer_zero_node.
1774 2012-02-10 Jan Hubicka <jh@suse.cz>
1777 * predict.c (predict_paths_for_bb): Prevent looping.
1778 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1780 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1782 * config/arm/arm.c (output_move_double): In one case properly
1783 count number of instructions that will be emitted.
1785 2012-02-10 Richard Guenther <rguenther@suse.de>
1787 PR translation/52193
1788 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1790 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1793 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1795 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1798 * var-tracking.c (emit_note_insn_var_location): If
1799 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1800 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1801 non-NOTE_DURING_CALL_P insn.
1803 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1806 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1808 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1811 * gcc.c (switch_matches) Support switches with separated form,
1814 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1816 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1818 (RAMPZ_ADDR): Ditto.
1819 * config/avr/avr.c (avr_addr_t): New typedef.
1820 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1821 (avr_init_expanders): Initialize it.
1822 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1824 (expand_epilogue): Ditto.
1825 (avr_print_operand): Ditto.
1826 (avr_file_start): Ditto.
1827 (avr_emit_movmemhi): Ditto.
1829 2012-02-08 Richard Guenther <rguenther@suse.de>
1831 PR tree-optimization/46886
1832 * tree-flow.h (do_while_loop_p): Declare.
1833 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1834 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1836 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1838 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1839 always succeed for integers larger than a native word.
1841 2012-02-08 Richard Guenther <rguenther@suse.de>
1843 PR rtl-optimization/52170
1844 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1845 properly handle integer vector modes.
1847 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1849 PR gcov-profile/52150
1850 * coverage.c: Include target.h.
1851 (build_var): Call targetm.strip_name_encoding on the assembler name.
1852 Change one _ into . or $ if the target allows it.
1853 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1855 PR rtl-optimization/52139
1856 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1857 is a BARRIER after emit_insn_after_noloc, move BB_END
1858 to the last non-BARRIER insn before it.
1860 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1863 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1864 (mips_gimplify_va_arg_expr): Call it instead of
1865 std_gimplify_va_arg_expr.
1867 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1869 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1870 message for -mno-pointers-to-nested-function.
1872 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1875 * expr.c (get_inner_reference): If there is an offset, add a negative
1876 bit position to it (if any).
1878 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1880 PR rtl-optimization/52060
1881 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1882 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1883 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1884 and/or i0src_copy2 when needed.
1886 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1888 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1889 or LTOPLUGINSONAME if have_c.
1891 * config/freebsd-spec.h: Add comment about what macros can be defined
1893 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1894 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1897 2012-02-07 Richard Guenther <rguenther@suse.de>
1899 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1900 newline in -alias dumps.
1902 2012-02-07 Kai Tietz <ktietz@redhat.com>
1903 Dave Korn <dave.korn.cygwin@gmail.com>
1906 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1907 Take care that typinfo gets dllexport-attribute.
1909 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1912 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1913 if modifier < EXPAND_SUM call force_operand on the result.
1915 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1917 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1918 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1920 (epiphany_function_type): Replace types for specific interrupts with
1921 EPIPHANY_FUNCTION_INTERRUPT.
1922 (EPIPHANY_INTERRUPT_P): Update.
1923 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1924 New static function.
1925 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1926 <disinterrupt>: Affects type identity.
1927 (epiphany_handle_interrupt_attribute): Handle variable number of
1929 (epiphany_compute_function_type): Update for new
1930 epiphany_function_type definition.
1931 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1932 handlers with a longcall forwarder.
1933 (epiphany_start_function): Handle multiple interrupt arguments and/or
1934 forwarder_section attribute.
1936 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1939 2012-02-07 Alan Modra <amodra@gmail.com>
1942 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1945 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1947 PR tree-optimization/50969
1948 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1949 use vec_perm rather than vector_stmt.
1950 (vect_model_load_cost): Likewise.
1951 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1952 vec_perm to be the same as other vector statements.
1953 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1954 cost of vec_perm for TARGET_VSX.
1956 2012-02-06 Richard Guenther <rguenther@suse.de>
1958 PR tree-optimization/52115
1959 * tree-sra.c (access_has_replacements_p): New function.
1960 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1962 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1965 * trans-mem.c (expand_call_tm): Add an assertion.
1966 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1969 2012-02-06 Richard Guenther <rguenther@suse.de>
1971 PR tree-optimization/50955
1972 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1973 raise cost of expressions that replace an address with an
1974 expression based on a different pointer.
1976 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1979 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1980 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1982 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1985 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1986 -Weffc++ and specify guidelines come from second edition.
1988 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1990 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1991 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1992 (call_direct_split, call_value_split, call_value_internal_direct)
1993 (call_value_direct_split, call_value_multiple_split): Use jal and
1994 jal_macro attributes.
1996 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1998 * reload1.c (reload_regs_reach_end_p): Replace with...
1999 (reload_reg_rtx_reaches_end_p): ...this function.
2000 (new_spill_reg_store): Update commentary.
2001 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2002 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2003 before setting new_spill_reg_store.
2004 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2005 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2006 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2007 for non-spill reload registers.
2009 2012-02-05 Ira Rosen <irar@il.ibm.com>
2011 PR tree-optimization/52091
2012 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2013 (vect_is_simple_use_1): Likewise.
2014 * tree-vect-loop.c (vectorizable_reduction): Update calls
2015 to vect_is_simple_use_1 and vect_is_simple_use.
2016 (vectorizable_live_operation): Likewise.
2017 * tree-vect-patterns.c (widened_name_p,
2018 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2019 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2020 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2021 vectorizable_shift,vectorizable_operation, vectorizable_store,
2022 vectorizable_load): Likewise.
2023 (vect_is_simple_cond): Add an argument, pass it to
2024 vect_is_simple_use_1.
2025 (vectorizable_condition): Update calls to vect_is_simple_cond,
2027 (vect_is_simple_use): Add an argument, the statement in which
2028 OPERAND is used. Check that if OPERAND's def stmt is a double
2029 reduction phi node, the use is a phi node too.
2030 (vect_is_simple_use_1): Add an argument, pass it to
2032 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2033 to vect_is_simple_use.
2035 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2037 PR rtl-optimization/52095
2038 * modulo-sched.c (dump_insn_locator): New function.
2039 (loop_canon_p, sms_schedule): Use it.
2041 PR rtl-optimization/52113
2042 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2043 even for decomposable shift/zext insns.
2045 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2046 Zdenek Dvorak <ook@ucw.cz>
2048 PR rtl-optimization/52092
2049 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2050 on get_iv_value result.
2052 2012-02-02 Andrew Pinski <apinski@cavium.com>
2056 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2058 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2061 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2063 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2065 PR rtl-optimization/49800
2066 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2067 (sched_finish): Call regstat_free_n_sets_and_refs.
2069 2012-02-02 Jia Liu <proljc@gmail.com>
2071 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2074 2012-02-02 Jan Hubicka <jh@suse.cz>
2075 Tom de Vries <tom@codesourcery.com>
2078 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2079 * varpool.c (varpool_analyze_pending_decls): Likewise.
2081 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2082 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2084 * config.gcc: Add cr16-* support.
2086 * doc/extend.texi: Document cr16 extensions.
2087 * doc/install.texi: Document cr16 install.
2088 * doc/invoke.texi: Document cr16 options.
2089 * doc/md.texi: Document cr16 constraints.
2091 * common/config/cr16/cr16-common.c: New file.
2092 * config/cr16/cr16.c: New file.
2093 * config/cr16/cr16.h: New file.
2094 * config/cr16/cr16.md: New file.
2095 * config/cr16/cr16.opt: New file.
2096 * config/cr16/cr16-protos.h: New file.
2097 * config/cr16/predicates.md: New file.
2098 * config/cr16/constraints.md: New file.
2099 * config/cr16/t-cr16: New file.
2101 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2104 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2105 that operands[2] is either immediate, or q_regs_operand.
2107 PR tree-optimization/52073
2108 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2109 a pattern stmt for pattern uses, ignore uses outside of the loop.
2111 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2113 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2114 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2115 (OUT_AS1, OUT_AS2): Remove.
2117 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2119 PR rtl-optimization/51374
2120 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2121 to cross other volatile_refs_p insns.
2123 2012-02-01 Richard Guenther <rguenther@suse.de>
2125 * doc/invoke.texi (fno-inline): Clarify documentation.
2126 (finline-small-functions): Likewise.
2127 (finline-functions): Likewise.
2128 * common.opt (finline): Adjust comment and documentation.
2129 (finline-small-functions): Clarify documentation.
2130 (finline-functions): Likewise.
2131 (finline-functions-called-once): Likewise.
2133 2012-02-01 Tristan Gingold <gingold@adacore.com>
2135 * c-typeck.c (composite_type): Keep mode for pointers.
2137 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2139 * function.h (regno_reg_rtx): Adjust comment.
2140 * reginfo.c (init_reg_modes_target): Only use the previous mode
2141 if it fits within one register. Remove MIPS comment.
2143 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2146 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2148 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2150 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2151 to srak instruction.
2153 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2155 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2157 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2162 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2164 2012-01-31 Richard Guenther <rguenther@suse.de>
2166 PR tree-optimization/51528
2167 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2170 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2175 * ree.c (add_removable_extension): Change def_map argument
2176 to unsigned *, store in def_map 1 + offset into *insn_list vector
2177 instead of pointers into the vector.
2178 (find_removable_extensions): Adjust caller.
2180 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2182 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2183 Transform all "* quoted-c-code" to { c-code }.
2184 Remove redundant test for "optimize" in combine patterns.
2185 Move (include "avr-dimode.md") to end of file.
2187 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2190 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2191 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2193 2012-01-30 Richard Guenther <rguenther@suse.de>
2195 PR tree-optimization/52028
2196 * tree-loop-distribution.c (ldist_gen): Properly update
2199 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2202 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2203 set_cur_line_info_table if not emitting debug info.
2205 PR tree-optimization/52046
2206 * tree-vect-patterns.c (check_bool_pattern): Give up if
2207 a comparison could throw.
2210 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2212 2012-01-30 Richard Guenther <rguenther@suse.de>
2214 PR tree-optimization/52045
2215 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2216 SSA form if cfgcleanup did anything.
2218 2012-01-30 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/52045
2221 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2222 before computing final todo.
2224 2012-01-30 Richard Guenther <rguenther@suse.de>
2226 PR tree-optimization/51528
2227 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2230 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2232 * df-problems.c (df_kill_notes): Check that the use refers
2233 to the note under examination.
2235 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2238 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2239 parameter and use short-lived pseudos.
2240 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2241 (sparc_expand_vector_init): Const-ify local variables and adjust
2242 calls to above functions.
2244 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2246 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2248 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2250 * doc/invoke.texi: Make usage of "compile time" and
2251 "run time"/"runtime" consistent throughout the file.
2253 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2255 * config/alpha/alpha.c (alpha_option_override): Default to
2256 full IEEE compliance mode for Go language.
2258 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2260 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2261 (LINK_SSP_SPEC): Define.
2263 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2266 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2269 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2271 * doc/invoke.texi: Correct hyphenation of "floating point",
2272 "double precision", and related terminology throughout the file.
2274 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2277 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2278 arm_general_register_operand predicate for operand 2 instead of
2281 2012-01-27 Ian Lance Taylor <iant@google.com>
2284 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2285 * builtins.c (expand_builtin_init_trampoline): Add onstack
2286 parameter. Change caller.
2287 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2288 * tree.c (build_common_builtin_nodes): Declare
2289 __builtin_init_heap_trampoline.
2291 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2293 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2294 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2295 * config/avr/avr.c: Ditto.
2296 (avr_regnames): Remove because unused.
2297 * config/avr/avr.md (*cpse.ne): New peephole.
2298 (*cpse.eq): New peephole from former cpse peepholes.
2300 2012-01-27 Michael Eager <eager@eagercon.com>
2302 * config/microblaze.c (microblaze_emit_compare): Correct
2303 test after pcmp instruction.
2305 2012-01-27 Richard Guenther <rguenther@suse.de>
2307 PR tree-optimization/52020
2308 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2310 2012-01-27 Richard Guenther <rguenther@suse.de>
2312 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2313 function non-const/pure.
2315 2012-01-27 Richard Guenther <rguenther@suse.de>
2317 PR tree-optimization/50444
2318 * tree-sra.c (build_ref_for_offset): Properly adjust the
2319 MEM_REF type for unaligned accesses.
2321 2012-01-27 Richard Guenther <rguenther@suse.de>
2323 PR tree-optimization/50444
2324 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2325 (expand_assignment): Use it. Properly handle misaligned
2326 bases when expanding stores to component references.
2327 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2330 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2333 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2334 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2335 * tree-data-ref.c (find_data_references_in_loop): Make static.
2336 (compute_all_dependences): Change return type to bool. Bail out
2337 for too many datarefs in a loop. Move the hunk resetting the data
2338 dependences vector from ...
2339 (compute_data_dependences_for_loop): ... here. Account for
2340 compute_all_dependences returning false.
2341 (compute_data_dependences_for_bb): Likewise.
2342 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2343 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2345 2012-01-27 Richard Guenther <rguenther@suse.de>
2348 * expr.c (store_field): Use the alias-set of the scratch memory
2351 2012-01-27 Tom de Vries <tom@codesourcery.com>
2353 PR tree-optimization/51990
2354 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2356 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2358 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2361 * var-tracking.c (reverse_op): Don't add any reverse operation
2362 if V already has any constant locations.
2364 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2366 * doc/invoke.texi: Correct usage of "command line" (noun)
2367 vs "command-line" (adjective) throughout.
2369 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2371 * doc/invoke.texi (Language Independent Options): Move
2372 -Wcoverage-mismatch blurb from here....
2373 (Warning Options): ...to here.
2375 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2377 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2378 Set rs6000_always_hint to false for 476.
2380 2012-01-27 Matthias Klose <doko@ubuntu.com>
2382 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2384 * incpath.c (add_standard_paths): Likewise.
2386 2012-01-27 Richard Henderson <rth@redhat.com>
2388 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2389 * config/m68k/sync.md (atomic_test_and_set): Rename from
2390 sync_test_and_setqi and adjust the operands.
2391 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2392 and unconditionally enable.
2394 2012-01-27 Richard Henderson <rth@redhat.com>
2396 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2397 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2398 (ldstub): Rename from ldstubqi.
2399 (ldstub<I24MODE>): Remove.
2401 2012-01-27 Richard Henderson <rth@redhat.com>
2403 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2404 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2405 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2406 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2407 * doc/tm.texi: Rebuild.
2409 2012-01-27 Richard Henderson <rth@redhat.com>
2411 * optabs.c (gen_atomic_test_and_set): Remove default.
2412 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2414 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2416 PR rtl-optimization/51978
2417 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2418 (combine_reaching_defs): Likewise.
2419 (struct re_info): Remove.
2420 (add_removable_extension): Remove x and data arguments,
2421 add insn, insn_list and def_map. Use the arguments directly
2422 instead of using struct re_info.
2423 (find_removable_extensions): Don't call add_removable_extension
2424 through note_stores, instead just call it with single_set
2426 (find_and_remove_re): Pass curr_cand->expr instead of
2427 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2429 2012-01-26 Michael Matz <matz@suse.de>
2431 PR tree-optimization/46590
2432 * cfgexpand.c: Revert last change (r183305).
2433 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2435 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2436 checking for emptiness.
2438 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2441 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2442 non-addressable non-BLKmode base correctly.
2444 2012-01-26 Michael Matz <matz@suse.de>
2446 PR tree-optimization/48794
2447 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2448 regions referenced from RESX/EH_DISPATCH.
2450 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2452 * config/s390/s390.h: Make BRANCH_COST an option.
2453 * config/s390/s390.opt: New option -mbranch-cost.
2455 2012-01-26 Richard Henderson <rth@redhat.com>
2457 Revert 2012-01-24 change:
2458 * trans-mem.c (requires_barrier): Do not instrument thread local
2459 variables and emit save/restore for them.
2461 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2464 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2467 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2469 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2472 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2475 Rename __pgm to __flash.
2476 Rename __pgm1 to __flash1.
2477 Rename __pgm2 to __flash2.
2478 Rename __pgm3 to __flash3.
2479 Rename __pgm4 to __flash4.
2480 Rename __pgm5 to __flash5.
2481 Rename __pgmx to __memx.
2482 * doc/extend.texi (AVR Named Address Spaces)
2483 Rename address space names as indicated above.
2484 * config/avr/avr.c (avr_addrspace): Ditto.
2486 * config/avr/avr-protos.h
2487 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2488 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2489 * config/avr/predicates.md: Ditto.
2490 * config/avr/avr.c Ditto, and
2491 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2492 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2494 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2495 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2496 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2497 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2498 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2499 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2500 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2501 * config/avr/avr.c: Ditto.
2502 * config/avr/avr.md: Ditto.
2504 2012-01-25 Jason Merrill <jason@redhat.com>
2507 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2509 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2511 PR tree-optimization/51987
2512 * tree-data-ref.c (get_references_in_stmt): Handle references in
2513 non-volatile GIMPLE_ASM.
2515 2012-01-25 Richard Guenther <rguenther@suse.de>
2517 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2518 bases are dereferenced.
2520 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2522 PR rtl-optimization/48374
2523 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2525 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2527 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2528 compute_data_dependences_for_loop returns false.
2529 * tree-parloops.c (loop_parallel_p): Likewise.
2531 2012-01-25 Richard Guenther <rguenther@suse.de>
2533 * tree.h (get_pointer_alignment_1): Declare.
2534 * builtins.c (get_pointer_alignment_1): New function.
2535 (get_pointer_alignment): Use it.
2537 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2539 PR rtl-optimization/48308
2540 * combine.c (enum undo_kind): Add UNDO_LINKS.
2541 (struct undo): Add member l to other_contents and where.
2542 (do_SUBST_LINK): New.
2544 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2545 (undo_all): Handle UNDO_LINKS.
2547 2012-01-25 Richard Henderson <rth@redhat.com>
2549 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2552 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2554 * optabs.c (gen_atomic_test_and_set): Use each argument.
2556 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2558 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2559 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2560 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2561 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2562 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2563 TARGET_PAIRED_SINGLE_FLOAT.
2565 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2567 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2568 (in_struct, return_val): Remove MEM documentation.
2569 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2570 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2571 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2573 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2574 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2575 * expr.c (store_field): Likewise.
2576 * function.c (assign_stack_temp_for_type): Likewise.
2577 * ifcvt.c (noce_try_cmove_arith): Likewise.
2578 * reload1.c (reload): Likewise.
2579 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2580 (alpha_set_memflags): Likewise.
2581 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2583 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2585 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2587 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2588 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2589 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2591 * cselib.c (cselib_rtx_varies_p): Delete.
2592 (cselib_invalidate_mem): Update call to canon_true_dependence.
2593 * dse.c (record_store, check_mem_read_rtx): Likewise.
2594 (scan_reads_nospill): Likewise.
2595 * cse.c (check_dependence): Likewise.
2596 (cse_rtx_varies_p): Delete.
2597 * expr.c (safe_from_p): Update call to true_dependence.
2598 * ira.c (validate_equiv_mem_from_store): Likewise.
2599 (memref_referenced_p): Likewise.
2600 * postreload-gcse.c (find_mem_conflicts): Likewise.
2601 * sched-deps.c (sched_analyze_2): Likewise.
2602 * store-motion.c (load_kills_store): Likewise.
2603 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2604 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2605 (compute_transp): Update call to canon_true_dependence.
2607 2012-01-25 Richard Henderson <rth@redhat.com>
2609 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2610 (maybe_emit_atomic_test_and_set): New.
2611 (expand_sync_lock_test_and_set): Use it.
2612 (expand_atomic_test_and_set): Likewise.
2613 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2614 the implementation; clarify implementation defined details.
2615 * doc/md.texi (atomic_test_and_set): Document.
2617 2012-01-25 Richard Henderson <rth@redhat.com>
2619 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2621 2012-01-25 Richard Henderson <rth@redhat.com>
2624 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2625 to effect no-op split.
2627 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2630 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2631 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2632 (BT_FN_VOID_PTR_INT_SIZE): New.
2633 (BT_FN_UINT_UINT_VAR): Remove.
2634 (BT_FN_UINT32_UINT32_VAR): New.
2635 (BT_FN_DOUBLE_VPTR): Remove.
2636 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2638 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2639 (_ITM_changeTransactionMode): Same.
2640 (_ITM_memmoveRtWt): Change return type to void.
2641 (_ITM_memcpyRtWt): Same.
2642 (_ITM_memsetW): Same.
2643 (_ITM_RaRD): Change types to double.
2648 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2650 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2651 Patrick Marlier <patrick.marlier@gmail.com>
2653 * trans-mem.c (requires_barrier): Do not instrument thread local
2654 variables and emit save/restore for them.
2656 2012-01-24 Jason Merrill <jason@redhat.com>
2659 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2660 output static aliases.
2662 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2665 * common.opt (-pie, -shared, pie, shared): Change from Common to
2667 * gcc.c (display_help): Display help for -pie and -shared.
2669 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2672 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2673 Remove note on size/offset limitation.
2674 (AVR Variable Attributes): Add example how to read data located
2675 with progmem. Refer to named address spaces.
2676 * doc/invoke.texi (AVR Options): Fix typo.
2678 2012-01-24 Richard Guenther <rguenther@suse.de>
2680 Forward-port to trunk
2681 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2684 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2685 op0 isn't sufficiently aligned and there is movmisalignM
2686 insn for mode, use it to load op0 into a temporary register.
2688 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2691 * target.def (const_not_ok_for_debug_p): New hook.
2692 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2694 * doc/tm.texi: Regenerated.
2695 * dwarf2out.c (const_ok_for_output_1): If
2696 targetm.const_not_ok_for_debug_p returns true, fail.
2697 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2699 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2701 2012-01-23 Kai Tietz <ktietz@redhat.com>
2704 * config/i386/predicates.md (symbolic_operand): Allow
2705 UNSPEC_PCREL as PIC expression for lea.
2706 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2707 * config/i386/i386.c (ix86_delegitimize_address): Handle
2708 UNSPEC_PCREL for none-MEM, too.
2710 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2712 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2713 (ipa_tm_create_version_alias): Same.
2715 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2718 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2719 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2721 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2722 Patrick Marlier <patrick.marlier@gmail.com>
2723 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2726 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2727 simple_object_start_read.
2729 2012-01-23 Richard Guenther <rguenther@suse.de>
2732 PR tree-optimization/51895
2733 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2734 parameter decomposition into BLKmode components.
2736 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2738 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2739 fake variables for restrict-qualified pointers whose pointed-to type
2740 contains a placeholder.
2742 2012-01-23 Richard Guenther <rguenther@suse.de>
2744 PR tree-optimization/51949
2745 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2747 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2749 PR rtl-optimization/51933
2750 * ree.c (transform_ifelse): Return true right away if dstreg is
2751 already wider or equal to cand->mode.
2752 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2753 (make_defs_and_copies_lists): Remove defs_list and copies_list
2754 arguments, add state argument, just truncate state->work_list
2755 instead of always allocating and freeing the vector. Assert that
2756 get_defs succeeds instead of returning 2. Changed return type to bool.
2757 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2758 have ext_src_mode, see if it has been modified already with the
2759 right kind of extension and has been extended before from the
2760 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2761 just return true. Remember the original mode in state->modified array.
2762 (combine_reaching_defs): Add state argument. Don't allocate and
2763 free here def_list, copied_list and vec vectors, instead just
2764 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2765 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2766 Add state variable, clear vectors in it, initialize state.modified
2767 if needed. Free all the vectors at the end and state.modified too.
2768 Don't skip a candidate if the extension expression has been modified.
2770 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2773 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2774 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2775 (extra_options) interix.opt -> i386/interix.opt"
2776 (extra_objs):Add winnt-stubs.o
2777 * configure.ac: Add interix to target_os .comm on PE check.
2778 * configure: Regenerate.
2779 * config/interix3.h: Delete and move bits to..
2780 * config/interix.h: Delete and move bits to..
2781 * config/i386/i386-interix3.h: Delete and move bits to..
2782 * config/i386/i386-interix.h: ..here.
2783 (TARGET_CPU_DEFAULT): Remove redefinition.
2784 (TARGET_ASM_CONSTRUCTOR): Undefine.
2785 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2786 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2787 (PTRDIFF_TYPE): Define.
2788 (LONG_DOUBLE_TYPE_SIZE): Define.
2789 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2790 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2791 (TARGET_SECTION_TYPE_FLAGS): Define.
2792 (ASM_DECLARE_FUNCTION_NAME): Define.
2793 (ASM_OUTPUT_EXTERNAL): Define.
2794 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2795 (ASM_OUTPUT_ALIGNED_BSS): Define.
2796 (PCC_BITFIELD_TYPE_MATTERS): Define.
2797 (USE_CONST_SECTION): Define.
2798 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2799 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2800 (SUPPORTS_ONE_ONLY): Remove.
2801 (I386_PE_STRIP_ENCODING): Define.
2802 * config/interix.opt: Delete and move bits to..
2803 * config/i386/interix.opt: ..here. New.
2804 (mpe-aligned-commons): Add.
2805 * config/i386/t-interix: Add copyright header.
2806 (winnt-stubs.o): Add rule.
2808 2012-01-22 Jason Merrill <jason@redhat.com>
2811 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2812 for extra name aliases.
2814 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2816 PR rtl-optimization/51924
2817 * ree.c (combine_set_extension): Improve debugging message.
2818 (combine_reaching_defs): Likewise.
2819 (get_defs): Rename confusingly named variable.
2820 (find_and_remove_re): Skip a candidate if the extension expression has
2823 2012-01-21 Robert Millan <rmh@gnu.org>
2824 Gerald Pfeifer <gerald@pfeifer.com>
2826 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2827 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2829 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2831 PR tree-optimization/51914
2832 * tree-vect-stmts.c (vectorizable_conversion): For
2833 cvt_type && modifier == WIDEN, put temporary with cvt_type
2834 at the beginning of vec_dsts and set vec_dest to temporary
2837 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2839 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2841 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2843 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2844 * config/rs6000/rs6000.c: Likewise.
2846 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2849 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2850 output_move_double on a copy of operands array.
2852 2012-01-20 Cary Coutant <ccoutant@google.com>
2853 Dodji Seketeli <dodji@redhat.com>
2856 * dwarf2out.c (copy_declaration_context): Return ref to parent
2857 of declaration DIE, if necessary.
2858 (remove_child_or_replace_with_skeleton): Add new parameter; update
2859 caller. Place skeleton DIE under parent DIE of original declaration.
2860 Move call to copy_declaration_context to here ...
2861 (break_out_comdat_types): ... from here.
2863 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2865 PR rtl-optimization/51856
2866 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2869 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2872 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2873 hints for neon loads and stores.
2875 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2879 * doc/extend.texi (Named Address Spaces): Split into subsections.
2880 (AVR Named Address Spaces): New subsection.
2881 (M32C Named Address Spaces): New subsection.
2882 (RL78 Named Address Spaces): New subsection.
2883 (SPU Named Address Spaces): New subsection.
2884 (Variable Attributes): New anchor "AVR Variable Attributes".
2885 (AVR Variable Attributes): Rewrite and avoid wording
2886 "address space" in this context.
2887 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2888 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2889 (AVR Built-in Macros): New subsubsection therein.
2890 * doc/md.texi (AVR constraints): Remove "C04", "R".
2892 2012-01-20 Richard Guenther <rguenther@suse.de>
2894 PR tree-optimization/51903
2895 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2896 when removing stmts.
2898 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2901 * config/arm/arm.c (arm_load_pic_register): Use
2902 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2903 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2904 (arm_pic_static_addr): Likewise.
2905 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2906 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2907 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2908 (pic_load_addr_unified): New.
2910 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2913 * function.c (instantiate_virtual_regs_in_insn): Use
2914 delete_insn_and_edges when removing a wrong asm insn.
2916 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2918 PR rtl-optimization/40761
2919 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2920 Add new member loop_num.
2921 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2922 (ira_build): Remove the parameter.
2924 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2925 (ira.c): Do not build CFG loops for one region allocation. Remove
2926 argument from ira_build call.
2928 * ira-build.c (init_loop_tree_node): New function.
2929 (create_loop_tree_nodes): Use it. Separate the case when CFG
2930 loops are not built.
2931 (more_one_region_p): Check current_loops.
2932 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2934 (add_loop_to_tree): Process loop equal to NULL too.
2935 (form_loop_tree): Separate the case when CFG loops are not built.
2936 Use explicitly number for the root.
2937 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2939 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2940 instead of loop->num.
2941 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2942 (mark_all_loops_for_removal): Ditto.
2943 (remove_unnecessary_regions): Separate the case when CFG loops
2945 (ira_build): Remove the parameter. Use explicit number of regions
2946 when CFG loops are not built.
2948 * ira-color.c (print_loop_title): Separate the case for the root node.
2949 Use loop_num instead of loop->num.
2950 (move_spill_restore): Use loop_num instead of loop->num.
2952 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2953 (change_loop): Ditto.
2954 (change_loop): Use loop_num instead of loop->num.
2956 * ira-lives.c (process_bb_node_lives): Ditto.
2958 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2960 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2962 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2965 * tree-mudflap.c (mf_artificial): New function.
2966 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2967 mx_register_decls, mudflap_enqueue_decl): Use it.
2970 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2971 numbers in the insn pattern.
2973 2012-01-19 Michael Matz <matz@suse.de>
2975 PR tree-optimization/46590
2976 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2977 use it in remembering which conflicts we already created.
2978 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2981 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2984 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2985 (merge_and_complain): Same.
2987 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2990 * config/initfini-array.h: Guard content of the header
2991 with #ifdef HAVE_INITFINI_ARRAY.
2992 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2993 Add initfini-array.h to tm_file here.
2994 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2995 * config.gcc: Don't add initfini-array.h to tm_file here.
2996 * configure: Regenerated.
2998 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3000 PR rtl-optimization/51505
3001 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3002 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3003 (df_note_bb_compute): Update the call to df_kill_notes.
3005 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3007 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3009 2012-01-18 Richard Guenther <rguenther@suse.de>
3011 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3012 of conversions to void *.
3014 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3015 Richard Sandiford <rdsandiford@googlemail.com>
3019 * optabs.h (simplify_expand_binop): Declare.
3020 * optabs.c (simplify_expand_binop): Make global.
3021 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3022 endian targets if the source cannot be exactly covered by word
3025 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3028 * hard-reg-set.h (struct hard_reg_set_container): New type.
3029 * target.h (struct hard_reg_set_container): Forward declare.
3030 * target.def (set_up_by_prologue): New target hook.
3031 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3032 * doc/tm.texi: Regenerated.
3033 * function.c (thread_prologue_and_epilogue_insns): Change
3034 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3035 Call targetm.set_up_by_prologue on it.
3036 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3037 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3039 2012-01-17 Nick Clifton <nickc@redhat.com>
3041 * config/rx/rx.c (rx_can_use_simple_return): New function.
3042 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3043 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3045 2012-01-17 Richard Guenther <rguenther@suse.de>
3048 * expr.c (expand_assignment): Take address-space information
3049 from the address operand of MEM_REF and TARGET_MEM_REF.
3050 (expand_expr_real_1): Likewise.
3052 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3054 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3055 reload dump is requested.
3057 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3060 * trans-mem.c (requires_barrier): Call may_be_aliased.
3062 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3064 PR tree-optimization/51877
3065 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3066 call arguments and fndecls compare equal, instead return false if they
3067 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3068 both SSA_NAMEs that are valueized the same, or they satisfy
3071 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3073 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3075 * configure: Regenerate.
3077 2012-01-16 Jan Hubicka <jh@suse.cz>
3081 * convert.c (convert_to_integer): Use fold_convert for
3082 converting an INTEGER_CST to integer type.
3084 2012-01-16 Jason Merrill <jason@redhat.com>
3087 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3089 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3092 * config/s390/s390.c (s390_chunkify_start): Don't skip
3093 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3094 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3095 If insn is followed by NOTE_INSN_VAR_LOCATION or
3096 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3097 Don't use location of note insns.
3099 PR tree-optimization/51865
3100 * tree-inline.c (tree_function_versioning): Call remap_decl
3101 on DECL_RESULT whenever it has VOID_TYPE_P type.
3103 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3105 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3106 for calls to locally-binding MIPS16 functions if only the return
3107 type uses float regs.
3109 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3110 Richard Sandiford <rdsandiford@googlemail.com>
3112 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3113 (SYMBOL_32_HIGH): Likewise.
3114 (mips_output_tls_reloc_directive): Declare.
3115 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3116 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3117 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3118 (mips_lo_relocs, mips_hi_relocs): Make extern.
3119 (mips16_stub_function): Move up file.
3120 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3121 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3122 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3123 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3124 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3125 (mips_get_tp): Add MIPS16 support.
3126 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3127 Generalize DTPREL and TPREL handling.
3128 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3129 Add MIPS16 TLS support.
3130 (mips_output_tls_reloc_directive): New function.
3131 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3132 * config/mips/predicates.md (symbolic_operand_with_high)
3133 (tls_reloc_operand): New predicates.
3134 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3135 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3136 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3137 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3138 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3139 (*tls_get_tp_mips16_call_<mode>): Likewise.
3141 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3143 PR rtl-optimization/51821
3144 * recog.c (peep2_find_free_register): Determine clobbered registers
3147 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3150 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3151 * config/avr/avr.c: Likewise.
3152 * config/avr/avr.h: Likewise.
3154 2012-01-13 Ian Lance Taylor <iant@google.com>
3157 * tree.h (TYPE_QUALS): Add cast to int.
3158 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3160 2012-01-13 Ian Lance Taylor <iant@google.com>
3162 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3163 comparing param_index to VEC_length result.
3165 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3167 * c-decl.c: Do not include tree-mudflap.h
3168 * tree-optimize.c: Likewise.
3169 * Makefile.in: Update dependencies.
3171 2012-01-13 Richard Guenther <rguenther@suse.de>
3174 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3175 variable-sized result always use RSO.
3177 2012-01-12 DJ Delorie <dj@redhat.com>
3179 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3180 pointer type, not just the default pointer type.
3182 2012-01-09 Richard Henderson <rth@redhat.com>
3183 Denis Chertykov <chertykov@gmail.com>
3186 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3187 * config/avr/avr.c (avr_can_eliminate): Simplify.
3188 (avr_initial_elimination_offset): Likewise.
3189 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3190 (expand_epilogue): Likewise.
3191 (avr_legitimize_address): Gut.
3192 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3193 (avr_hard_regno_nregs): New.
3194 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3195 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3196 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3197 add soft frame pointer.
3198 (CALL_USED_REGISTERS): Likewise.
3199 (REG_CLASS_CONTENTS): Likewise.
3200 (REGISTER_NAMES): Likewise.
3201 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3202 (HARD_FRAME_POINTER_REGNUM): New.
3203 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3204 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3205 remove the HARD_FRAME_POINTER self-elimination.
3207 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3210 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3211 DECL_EXTERNAL when checking for initializers of progmem variables.
3213 2012-01-12 Ira Rosen <irar@il.ibm.com>
3215 PR tree-optimization/51799
3216 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3217 that the last operation is a type demotion.
3219 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3221 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3222 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3224 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3227 * combine.c (distribute_notes): If i3 is a noreturn call,
3228 allow old_size to be equal to args_size and make sure the
3229 noreturn call gets REG_ARGS_SIZE note.
3230 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3231 on noreturn calls even when the delta is 0.
3233 2012-01-11 Nathan Sidwell <nathan@acm.org>
3235 * gcov.c (STRING_SIZE): Remove.
3236 (generate_results): Erase annotations for source files with no
3237 coverage information.
3239 (output_lines): Use it.
3241 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3243 * gimple.h (gimplify_body): Remove first argument.
3244 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3245 pointer set here, instead just pass DATA to walk_tree.
3246 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3247 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3248 (unvisit_body): Likewise, but with unmark_visited.
3249 (gimplify_body): Remove BODY_P argument and adjust.
3250 (gimplify_function_tree): Adjust call to gimplify_body.
3251 * omp-low.c (finalize_task_copyfn): Likewise.
3253 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3255 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3256 (build_function_type_skip_args): Delete.
3257 * tree.c (build_function_type_skip_args): Make static and add
3258 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3259 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3260 pass it to build_function_type_skip_args.
3261 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3262 (tree_function_versioning): Likewise.
3263 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3264 build_function_decl_skip_args.
3265 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3266 and pass it to build_function_decl_skip_args/tree_function_versioning.
3267 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3268 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3269 * trans-mem.c (ipa_tm_create_version): Likewise.
3270 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3271 * tree-inline.c (declare_return_variable): Remove always-true test.
3272 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3273 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3274 * ipa-split.c (split_function): Skip the return value for the split
3275 part if it doesn't return.
3277 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3279 PR tree-optimization/49642
3280 * ipa-split.c (forbidden_dominators): New variable.
3281 (check_forbidden_calls): New function.
3282 (dominated_by_forbidden): Likewise.
3283 (consider_split): Check for forbidden dominators.
3284 (execute_split_functions): Initialize and free forbidden
3285 dominators info; call check_forbidden_calls.
3287 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3289 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3291 2012-01-11 Nick Clifton <nickc@redhat.com>
3293 * config/rx/rx.md (return): Define pattern.
3295 2012-01-11 Richard Guenther <rguenther@suse.de>
3297 * doc/extend.texi (malloc attribute): Adjust according to
3300 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3301 Patrick Marlier <patrick.marlier@gmail.com>
3304 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3305 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3306 (ipa_tm_note_irrevocable): Same.
3307 (ipa_tm_scan_irr_block): Same.
3308 (ipa_tm_decrement_clone_counts): Same.
3309 (ipa_tm_scan_irr_function): Same.
3310 (ipa_tm_create_version_alias): Same.
3311 (ipa_tm_create_version): Same.
3312 (ipa_tm_transform_calls_redirect): Same.
3313 (ipa_tm_transform_calls): Same.
3314 (ipa_tm_transform_transaction): Same.
3315 (ipa_tm_execute): Same.
3317 2012-01-10 Richard Guenther <rguenther@suse.de>
3320 * opts.c (common_handle_option): Handle -Werror.
3322 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3324 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3327 2012-01-10 Jason Merrill <jason@redhat.com>
3329 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3332 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3334 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3335 supports R_386_TLS_GD_PLT reloc.
3336 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3337 supports R_386_TLS_LDM_PLT reloc.
3338 * configure: Regenerate.
3339 * config.in: Regenerate.
3341 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3344 Extend __pgmx semantics to linearize memory.
3345 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3346 determine if code comes inline or from libgcc.
3347 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3348 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3349 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3350 (movmemx_qi, movmemx_hi): New insns.
3351 (xload_<mode>_libgcc): Rewrite to new insn condition.
3352 (xload_<mode>): Remove insns.
3353 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3354 cases that don't satisfy avr_xload_libgcc_p().
3355 (avr_addr_space_convert): Allow converting in any direction.
3356 (avr_addr_space_subset_p): Return always true.
3357 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3358 (avr_emit_movmemhi): Ditto.
3359 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3360 (avr_out_movmem): Ditto.
3361 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3362 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3363 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3364 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3365 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3367 2012-01-10 Richard Guenther <rguenther@suse.de>
3369 PR tree-optimization/50913
3370 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3371 Require data-refs to be representable by Graphite with respect
3374 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3377 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3379 2012-01-10 Tom de Vries <tom@codesourcery.com>
3381 PR rtl-optimization/51271
3382 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3383 handling annulled branch.
3385 2012-01-10 Richard Henderson <rth@redhat.com>
3387 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3388 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3389 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3390 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3391 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3392 arm_expand_vec_perm_const): New.
3393 * config/arm/arm-protos.h: Update.
3394 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3395 (*neon_vswp<VDQX>): New.
3396 (neon_vcombine<VDX>): Use neon_split_vcombine.
3397 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3398 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3399 (vec_perm<VE>): New.
3401 2012-01-10 Richard Henderson <rth@redhat.com>
3403 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3404 use it if reload_completed.
3405 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3406 arm_output_asm_insn, arm_process_output_memory_barrier,
3407 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3408 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3409 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3410 arm_process_output_sync_insn, arm_output_sync_insn,
3411 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3412 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3413 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3414 (emit_unlikely_jump): New.
3415 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3416 (arm_split_atomic_op): New.
3417 * config/arm/arm-protos.h: Update.
3418 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3419 (struct arm_sync_generator): Remove.
3420 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3421 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3422 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3423 (VUNSPEC_LL, VUNSPEC_SC): New.
3424 (sync_result, sync_memory, sync_required_value, sync_new_value,
3425 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3426 (attr length): Don't use arm_sync_loop_insns.
3427 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3428 (movsfcc, movdfcc): Likewise.
3429 * config/arm/constraints.md (Ua): New.
3430 * config/arm/prediates.md (mem_noofs_operand): New.
3431 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3432 (sync_clobber, sync_t2_reqd): Remove.
3433 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3434 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3435 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3436 (arm_sync_compare_and_swap<SIDI>): Remove.
3437 (arm_sync_compare_and_swap<NARROW>): Remove.
3438 (arm_sync_lock_test_and_set<SIDI>): Remove.
3439 (arm_sync_lock_test_and_set<NARROW>): Remove.
3440 (arm_sync_new_<syncop><SIDI>): Remove.
3441 (arm_sync_new_<syncop><NARROW>): Remove.
3442 (arm_sync_new_nand<SIDI>): Remove.
3443 (arm_sync_new_nand<NARROW>): Remove.
3444 (arm_sync_old_<syncop><SIDI>): Remove.
3445 (arm_sync_old_<syncop><NARROW>): Remove.
3446 (arm_sync_old_nand<SIDI>): Remove.
3447 (arm_sync_old_nand<NARROW>): Remove.
3448 (*memory_barrier): Merge arm_output_memory_barrier.
3449 (atomic_compare_and_swap<QHSD>): New.
3450 (atomic_compare_and_swap<NARROW>_1): New.
3451 (atomic_compare_and_swap<SIDI>_1): New.
3452 (atomic_exchange<QHSD>): New.
3453 (cas_cmp_operand, cas_cmp_str): New.
3454 (atomic_op_operand, atomic_op_str): New.
3455 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3456 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3457 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3458 (arm_load_exclusive<NARROW>): New.
3459 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3460 (arm_store_exclusive<QHSD>): New.
3462 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3464 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3465 reload patterns if -mvsx-scalar-memory.
3467 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3468 generated, even -mno-vsx-scalar-double was used.
3469 (vsx_xscvdpsp_scalar): Likewise.
3470 (vsx_xscvspdp_scalar2): Likewise.
3472 2012-01-09 Tom de Vries <tom@codesourcery.com>
3473 Andrew Pinski <apinski@cavium.com>
3476 * reorg.c (fill_slots_from_thread): Don't speculate
3477 frame-related insns.
3479 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3481 * sched-int.h (bb_note): Move to...
3482 * basic-block.h: ...here.
3483 * haifa-sched.c (bb_note): Move to...
3484 * cfgrtl.c: ...here.
3485 * function.c (next_block_for_reg): New function.
3486 (move_insn_for_shrink_wrap): Likewise.
3487 (prepare_shrink_wrap): Rewrite to use the above.
3489 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3491 * gimple.c (is_gimple_non_addressable): Remove.
3492 * gimple.h: Remove is_gimple_non_addressable.
3493 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3494 is_gimple_non_addressable.
3495 * trans-mem.c (expand_assign_tm): Same.
3497 2012-01-09 Richard Guenther <rguenther@suse.de>
3499 PR tree-optimization/51775
3500 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3501 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3503 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3505 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3507 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3509 2012-01-09 Richard Guenther <rguenther@suse.de>
3511 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3513 2012-01-08 Jan Hubicka <jh@suse.cz>
3515 PR tree-optimize/51680
3516 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3517 on when known_vals needs to be computed; cleanup.
3519 2012-01-08 Jan Hubicka <jh@suse.cz>
3521 PR tree-optimize/51694
3522 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3524 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3526 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3527 for -std=c++98 and -std=c++11 too.
3529 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3531 * cfgloop.c (cancel_loop): Add free() of bbs array.
3533 2012-01-07 Jan Hubicka <jh@suse.cz>
3535 PR tree-optimization/51600
3536 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3537 that benefits small functions.
3539 2012-01-07 Jan Hubicka <jh@suse.cz>
3541 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3543 2012-01-07 Jan Hubicka <jh@suse.cz>
3545 PR tree-optimization/51680
3546 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3547 whose inlining reduce unit size.
3549 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3552 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3553 Add canonical node to containing_mem chain after the non-canonical
3554 one, even if there weren't any locs to propagate.
3555 (remove_useless_values): Keep only canonical values.
3556 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3557 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3558 canonicalize mem_chain elements that are not discarded.
3560 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3563 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3564 before emitting functions.
3566 PR gcov-profile/50127
3567 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3568 clear_aux_for_blocks.
3570 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3573 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3575 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3577 * c-decl.c (ext_block): Moved up.
3578 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3580 2012-01-06 Han Shen <shenhan@google.com>
3582 Translate built-in include paths for sysroot.
3583 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3584 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3586 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3587 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3589 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3590 control whether sysroot should be prepended to gxx include dir.
3592 * configure: Regenerate.
3594 2012-01-06 Torvald Riegel <triegel@redhat.com>
3596 PR rtl-optimization/51771
3597 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3598 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3600 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3602 PR tree-optimization/51315
3603 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3604 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3606 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3609 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3610 for shrp pattern. Correctly handle and fixup shift variable.
3611 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3613 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3616 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3617 note when !ACCUMULATE_OUTGOING_ARGS.
3619 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3621 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3623 (extract_range_from_unary_expr_1): Avoid useless computations.
3625 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3627 PR rtl-optimization/51767
3628 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3629 of jump_block and add an extra edge for degenerated asm gotos.
3632 * stmt.c (check_unique_operand_names): Don't ICE during error
3633 reporting if i is from labels chain.
3636 * profile.c (branch_prob): Split bbs that have exit edge
3637 and need a fake entry edge too.
3639 2012-01-05 Jan Hubicka <jh@suse.cz>
3642 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3645 2012-01-05 Richard Guenther <rguenther@suse.de>
3648 * tree-streamer-out.c (write_ts_optimization): New function.
3649 (streamer_write_tree_body): Call it.
3650 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3651 (streamer_read_tree_body): Call it.
3652 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3654 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3657 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3658 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3659 in_cleanup_point_expr before gimplify_stmt call and restore it
3661 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3662 in_cleanup_point_expr is false.
3664 2012-01-05 Richard Guenther <rguenther@suse.de>
3667 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3669 * toplev.c (process_options): Reject combining mudflap and LTO.
3670 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3672 2012-01-05 Richard Guenther <rguenther@suse.de>
3674 PR tree-optimization/51760
3675 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3677 (bit_value_unop): Handle UNDEFINED operands.
3678 (bit_value_binop): Likewise.
3680 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3682 * config/avr/avr.c (avr_replace_prefix): Remove.
3683 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3684 (avr_asm_function_rodata_section): Ditto.
3685 (avr_asm_select_section): Ditto.
3687 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3689 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3692 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3695 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3696 calls that have any non-fake successor edges.
3699 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3701 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3703 PR tree-optimization/51624
3704 * tree-sra.c (build_ref_for_model): When replicating a chain of
3705 COMPONENT_REFs, stop as soon as the offset would become negative.
3707 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3710 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3711 in .debug_loc on the floor.
3713 2012-01-04 Andrew Pinski <apinski@cavium.com>
3715 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3717 2012-01-04 Andrew Pinski <apinski@cavium.com>
3718 Adam Nemet <anemet@caviumnetworks.com>
3720 * config/mips/mips.md (size): Add SI and DI.
3721 (SIZE): New mode attribute.
3722 (U): New code attribute.
3723 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3724 (mips_lbux_<mode>): Delete.
3725 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3726 (mips_lhx): Use gen_mips_lhx_extsi.
3727 (mips_lhx_<mode>): Delete.
3729 (mips_l<size>x): New expand.
3730 (mips_lwx_<mode>): Delete.
3731 (mips_l<GPR:size>x_<P:mode>): New pattern.
3732 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3733 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3734 * config/mips/mips.c (mips_lx_address_p): New function.
3735 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3736 (dsp64): New availability predicate.
3737 (mips_builtins): Add an entry for __builtin_mips_ldx.
3738 * config/mips/mips.h (ISA_HAS_LBX): New define.
3739 (ISA_HAS_LBUX): Likewise.
3740 (ISA_HAS_LHX): Likewise.
3741 (ISA_HAS_LHUX): Likewise.
3742 (ISA_HAS_LWX): Likewise.
3743 (ISA_HAS_LWUX): Likewise.
3744 (ISA_HAS_LDX): Likewise.
3745 * doc/extend.texi (__builtin_mips_ldx): Document.
3747 2012-01-04 Tristan Gingold <gingold@adacore.com>
3749 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3750 when long pointers are used.
3751 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3752 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3753 (ia64-hp-*vms*): Remove.
3754 * config/vms/xm-vms64.h: Delete.
3756 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3759 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3761 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3763 * opts.c (finish_options): Remove duplicate sorry.
3765 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3768 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3771 2012-01-04 Richard Guenther <rguenther@suse.de>
3774 * tree.c (size_low_cst): New function.
3775 * tree.h (size_low_cst): Declare.
3776 * fold-const.c (fold_comparison): Use it to extract the low
3777 part of the POINTER_PLUS_EXPR offset.
3779 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3781 Fix clearing ZERO_REG
3782 * config/avr/avr.md (cc): Add alternative "ldi".
3783 (movqi_insn): Use it in cc attribute.
3784 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3785 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3786 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3788 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3790 * configure: Regenerate.
3792 2012-01-04 Richard Guenther <rguenther@suse.de>
3794 PR tree-optimization/49651
3795 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3796 (var_can_have_subvars): Use it.
3797 (get_constraint_for_1): Only consider subfields if there can be any.
3799 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3802 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3803 to its new canonical_cselib_val and the cselib_val was in
3804 first_containing_mem chain, but the canonical_cselib_val was not,
3805 add the latter into the chain.
3806 (cselib_invalidate_mem): Compare canonical_cselib_val of
3807 addr_list chain elt with v.
3810 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3811 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3813 (output_macinfo_op): Don't ggc_strdup fd->filename.
3814 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3815 then ggc_strdup it. Don't free inc->info or cur->info.
3816 (output_macinfo): Don't free ref->info or file->info.
3818 2012-01-03 Ira Rosen <irar@il.ibm.com>
3820 PR tree-optimization/51269
3821 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3822 first_niters a pointer.
3823 (slpeel_tree_peel_loop_to_edge): Likewise.
3824 (vect_do_peeling_for_loop_bound): Update call to
3825 slpeel_tree_peel_loop_to_edge.
3826 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3827 here. Remove it from the parameters list.
3828 (vect_do_peeling_for_alignment): Update calls and compute
3831 2012-01-03 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/51070
3834 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3835 Properly handle calls.
3837 2012-01-03 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/51692
3840 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3841 the LHS of allocation stmts.
3843 2012-01-03 Olivier Hainque <hainque@adacore.com>
3845 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3847 2012-01-03 Olivier Hainque <hainque@adacore.com>
3849 * collect2.c (main): In AIX specific computations for vector
3850 insertions, use CONST_CAST2 to cast from char ** to const char **.
3852 2012-01-03 Richard Guenther <rguenther@suse.de>
3855 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3856 the context of a limbo DIE when it does not already exist.
3858 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3860 PR tree-optimization/51719
3861 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3862 but direct call is, clear direct call's lhs and don't add fallthrough
3863 edge from dcall_bb to join_bb and PHIs.
3865 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3867 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3868 the instructions emitted by the pattern.
3869 ("*TDC_insn_<mode>"): Add comment.
3871 2012-01-03 Richard Guenther <rguenther@suse.de>
3874 * fold-const.c (fold_comparison): Properly canonicalize
3875 tree offset and HOST_WIDE_INT bit position.
3877 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3879 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3880 operands for extzv pattern.
3882 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3885 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3888 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3890 * doc/invoke.texi (-flto and related options): Copy-edit.
3892 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3894 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3896 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3898 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3901 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3903 * expr.h (move_by_pieces_ninsns): Declare.
3904 * expr.c (move_by_pieces_ninsns): Make external.
3905 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3906 (mips_store_by_pieces_p): Likewise.
3907 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3908 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3909 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3910 (mips_store_by_pieces_p): Likewise.
3912 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3914 * passes.c (register_one_dump_file): Free full_name.
3916 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3917 (calculate_elim_costs_all_insns): Free offsets_at and
3918 offsets_known_at at the end and clear the pointers.
3920 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3922 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3923 this option introduced in r180739.
3925 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3928 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3929 (tmake_file target=avr): Add avr/t-multilib.
3931 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3932 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3933 * config/avr/genmultilib.awk: New file.
3934 * config/avr/t-multilib: New auto-generated file.
3935 * config/avr/multilib.h: New auto-generated file.
3936 * config/avr/t-avr (AVR_MCUS): New variable.
3937 (genopt.sh): Use it.
3938 (s-mlib): Depend on t-multilib.
3939 (t-multilib, multilib.h): New dependencies.
3940 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3941 (MULTILIB_OPTIONS): Remove.
3942 (MULTILIB_MATCHES): Remove.
3943 (MULTILIB_DIRNAMES): Remove.
3944 (MULTILIB_EXCEPTIONS): Remove:
3945 * config/avr/genopt.sh: Don't use hard coded file name;
3946 pass AVR_MCUS from t-avr instead.
3948 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3950 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3952 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3954 Implement light-weight DImode support.
3955 * config/avr/avr-dimode.md: New file.
3956 * config/avr/avr.md: Include it.
3957 (adjust_len): Add plus64, compare64.
3958 (HIDI): Remove code iterator.
3959 (code_stdname): New code attribute.
3960 (rotx, rotsmode): Remove DI.
3961 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3963 * config/avr/avr-protos.h (avr_have_dimode): New.
3964 (avr_out_plus64, avr_out_compare64): New.
3965 * config/avr/avr.c (avr_out_compare): Handle DImode.
3966 (avr_have_dimode): New variable definition and initialization.
3967 (avr_out_compare64, avr_out_plus64): New functions.
3968 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3969 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3970 (avr_compare_pattern): Skip DImode comparisons.
3972 2012-01-02 Revital Eres <revital.eres@linaro.org>
3974 * ddg.c (def_has_ccmode_p): New function.
3975 (add_cross_iteration_register_deps,
3976 create_ddg_dep_from_intra_loop_link): Call it.
3978 2012-01-02 Richard Guenther <rguenther@suse.de>
3981 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3983 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3985 * gcc.c (process_command): Update copyright notice dates.
3986 * gcov.c (print_version): Likewise.
3987 * gcov-dump.c (print_version): Likewise.
3988 * mips-tfile.c (main): Likewise.
3989 * mips-tdump.c (main): Likewise.
3991 2012-01-01 Ira Rosen <irar@il.ibm.com>
3993 PR tree-optimization/51704
3994 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3995 a use is inside the basic block or loop before accessing its vect info.
3997 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3999 PR rtl-optimization/51069
4000 * cfgloopmanip.c (remove_path): Removing path making irreducible
4001 region unconditional makes BB part of the region.
4003 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4005 PR tree-optimization/51683
4006 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4007 calls with side-effects.
4008 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4010 Copyright (C) 2012 Free Software Foundation, Inc.
4012 Copying and distribution of this file, with or without modification,
4013 are permitted in any medium without royalty provided the copyright
4014 notice and this notice are preserved.