1 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
4 * config/v850/t-rtems: Add more multilibs.
6 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
13 to save TFmode registers and DImode to save TImode registers for
14 caller save operations.
15 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
16 mark being partially clobbered since they only use the first
19 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
20 and TDmode only use the upper 64-bits of each VSX register.
22 2013-05-03 Marek Polacek <polacek@redhat.com>
24 Backport from mainline
25 2013-04-25 Marek Polacek <polacek@redhat.com>
27 PR tree-optimization/57066
28 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
30 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
32 Backport from mainline
33 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
36 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
38 (*zero_extendsidi2): Ditto.
40 Backport from mainline
41 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
44 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
46 2013-04-29 Christian Bruel <christian.bruel@st.com>
49 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
51 2013-04-27 Jakub Jelinek <jakub@redhat.com>
54 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
55 the immediate rotate count.
57 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
59 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
61 2013-04-19 Matthias Klose <doko@ubuntu.com>
65 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
67 Backport from mainline
68 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
69 Alexander Monakov <amonakov@ispras.ru>
72 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
73 flush pending lists also on non-jumps. Adjust comment.
76 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
78 * sched-deps.c (add_dependence_list_and_free): Simplify.
79 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
80 lists when add_dependence_list_and_free doesn't free them.
82 2013-04-19 Marek Polacek <polacek@redhat.com>
84 Backport from mainline
85 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
86 Jakub Jelinek <jakub@redhat.com>
88 PR tree-optimization/48189
89 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
90 If nitercst is 0, don't predict the exit edge.
92 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
94 Backport from mainline
95 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
96 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
98 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
101 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
103 * doc/tm.texi: Update.
104 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
105 * target.def (force_at_comp_dir): New hook.
106 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
107 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
109 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
112 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
113 (S_MODES): Set H_MODE bit.
114 (SF_MODES): Set only S_MODE and SF_MODE bits.
115 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
116 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
117 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
118 <MODE_FLOAT>: Likewise.
120 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
122 Backport from mainline:
123 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
126 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
127 nuses, make sure we have a label.
129 2013-04-11 Richard Biener <rguenther@suse.de>
131 * BASE-VER: Set to 4.7.4.
132 * DEV-PHASE: Set to prerelease.
134 2013-04-11 Release Manager
136 * GCC 4.7.3 released.
138 2013-04-10 David S. Miller <davem@davemloft.net>
140 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
143 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
147 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
149 Backport from mainline
150 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
151 Alexander Monakov <amonakov@ispras.ru>
154 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
155 flush pending lists also on non-jumps. Adjust comment.
157 2013-04-03 Richard Biener <rguenther@suse.de>
159 PR tree-optimization/56501
160 * tree-switch-conversion.c (check_process_case): Properly
161 handle !single_succ_p case.
163 2013-04-03 Jakub Jelinek <jakub@redhat.com>
165 Backported from mainline
166 2013-03-06 Jakub Jelinek <jakub@redhat.com>
168 PR tree-optimization/56539
169 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
170 instead of GSI_CONTINUE_LINKING as last argument to
171 force_gimple_operand_gsi. Adjust function comment.
173 2013-03-05 Jakub Jelinek <jakub@redhat.com>
176 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
177 (avoid_complex_debug_insns): New function.
178 (expand_debug_locations): Call it.
180 2013-04-02 Wei Mi <wmi@google.com>
182 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
183 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
184 *<rotate_insn><mode>3_mask in i386.md.
186 2013-04-02 Richard Biener <rguenther@suse.de>
189 Backport from mainline
190 2012-05-16 Richard Guenther <rguenther@suse.de>
192 * tree-inline.c (declare_return_variable): Properly handle
193 DECL_BY_REFERENCE return vars in SSA form.
195 2013-04-01 Wei Mi <wmi@google.com>
197 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
198 Truncate operand 2 using %b asm operand modifier.
199 (*<shift_insn><mode>3_mask): Ditto.
200 (*<rotate_insn><mode>3_mask): Ditto.
202 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
204 * config/i386/i386.md (*movsf_internal): Change type of
205 alternatives 3,4 to imov.
207 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
209 Backport from mainline
210 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
213 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
214 when the may_trap_p bit of the exprs being merged differs.
215 Reorder tests for speculativeness in the logical and operator.
217 Backport from mainline
218 2013-03-05 Jakub Jelinek <jakub@redhat.com>
221 * sel-sched-ir.c (free_sched_pools): Release
222 succs_info_pool.stack[succs_info_pool.max_top] vectors too
223 if succs_info_pool.max_top isn't -1.
225 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
227 Backport from mainline
228 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
231 * sel-sched.c: Include ira.h.
232 (implicit_clobber_conflict_p): New function.
233 (moveup_expr): Use it.
234 * Makefile.in (sel-sched.o): Depend on ira.h.
236 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
238 Backport from mainline
239 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
240 Alexander Monakov <amonakov@ispras.ru>
243 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
244 flush pending lists also on non-jumps. Adjust comment.
246 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
248 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
249 * doc/extend.texi (Named Address Spaces): Ditto.
250 (Variable Attributes): Ditto.
252 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
254 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
255 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
258 2013-03-27 Walter Lee <walt@tilera.com>
260 Backport from mainline:
261 2013-03-27 Walter Lee <walt@tilera.com>
263 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
264 double-decrement of next_scratch_regno.
266 2013-03-27 Walter Lee <walt@tilera.com>
268 Backport from mainline:
269 2013-03-27 Walter Lee <walt@tilera.com>
271 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
273 (insn_v1mulus): Ditto.
274 (insn_v2muls): Ditto.
276 2013-03-27 Walter Lee <walt@tilera.com>
278 Backport from mainline:
279 2013-03-27 Walter Lee <walt@tilera.com>
281 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
283 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
285 2013-03-27 Walter Lee <walt@tilera.com>
287 Backport from mainline:
288 2013-03-27 Walter Lee <walt@tilera.com>
290 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
292 (*sibcall_value): Ditto.
294 2013-03-27 Walter Lee <walt@tilera.com>
296 Backport from mainline:
297 2013-03-27 Walter Lee <walt@tilera.com>
299 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
300 (insn_mnz_v8qi): ... this ...
301 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
303 (insn_v<n>mnz): Replaced by ...
304 (insn_v1mnz): ... this ...
305 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
307 (insn_mz_<mode>): Replaced by ...
308 (insn_mz_v8qi): ... this ...
309 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
311 (insn_v<n>mz): Replaced by ...
312 (insn_v1mz): ... this ...
313 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
316 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
318 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
320 2013-03-26 Richard Biener <rguenther@suse.de>
322 Backport from mainline:
323 2013-03-13 Richard Biener <rguenther@suse.de>
325 PR tree-optimization/56608
326 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
327 calls when vectorizing basic-blocks.
329 2013-03-05 Richard Biener <rguenther@suse.de>
331 PR tree-optimization/56270
332 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
333 of loads after scheduling an SLP instance.
335 2013-03-26 Walter Lee <walt@tilera.com>
337 Backport from mainline:
338 2013-03-26 Walter Lee <walt@tilera.com>
340 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
341 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
343 2013-03-26 Walter Lee <walt@tilera.com>
345 Backport from mainline:
346 2013-03-25 Walter Lee <walt@tilera.com>
348 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
349 TILEGX_INSN_SHUFFLEBYTES1.
350 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
352 (tilegx_builtins): Ditto.
353 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
355 2013-03-26 Walter Lee <walt@tilera.com>
357 Backport from mainline:
358 2013-03-25 Walter Lee <walt@tilera.com>
360 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
361 tests for constraint J, K, N, P.
363 2013-03-26 Walter Lee <walt@tilera.com>
365 Backport from mainline:
366 2013-03-25 Walter Lee <walt@tilera.com>
368 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
369 Use indirect/pcrel encoding.
370 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
373 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
375 Backport from mainline:
376 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
377 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
380 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
381 (musermode): Convert to Var(TARGET_USERMODE).
382 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
383 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
384 * config/sh/sh.c (sh_option_override): Use
385 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
386 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
388 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
390 (udivsi3_i4_single, divsi3_i4_single): Use
391 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
392 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
393 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
394 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
395 (SUBTARGET_OVERRIDE_OPTIONS): New.
397 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
399 Backport from mainline:
400 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
402 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
403 to m2a-single instead of m2e.
405 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
408 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
411 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
414 * config/i386/i386.c (init_cumulative_args): Also set
415 cum->callee_return_avx256_p.
416 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
417 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
419 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
420 callee_return_avx256_p.
422 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
424 Backport from mainline:
425 2012-12-04 Ian Lance Taylor <iant@google.com>
427 * godump.c (find_dummy_types): Output a dummy type if we couldn't
428 output the real type.
430 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
433 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
434 (PLUS_EXPR): Likewise.
435 * doc/cppopts.texi (--help): Likewise.
436 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
437 (-fdump-rtl-cprop_hardreg): Likewise.
438 (-fdump-rtl-csa): Likewise.
439 (-fdump-rtl-dce): Likewise.
440 (-fdump-rtl-dbr): Likewise.
441 (-fdump-rtl-into_cfglayout): Likewise.
442 (-fdump-rtl-outof_cfglayout): Likewise.
444 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
447 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
448 (arm_print_operand, case 'S'): Don't use shift_operator to validate
451 2013-03-14 Seth LaForge <sethml@google.com>
454 Backport from mainline
455 2012-10-22 Julian Brown <julian@codesourcery.com>
457 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
458 VFP D registers in big-endian mode.
460 2013-03-08 Joey Ye <joey.ye@arm.com>
462 Backport from mainline
463 2013-03-06 Joey Ye <joey.ye@arm.com>
466 * gcc.c (convert_white_space): New function.
467 (main): Handles white space in function name.
469 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
471 Backport from mainline
472 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
475 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
476 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
477 to SH_DIV_CALL_TABLE for TARGET_SH2.
478 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
480 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
481 mdiv= call-div1, call-fp, call-table options.
483 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
485 * config.gcc (arm*-*-rtemself*): New.
486 (arm*-*-rtems*): Removed.
487 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
488 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
490 2013-03-01 Richard Biener <rguenther@suse.de>
492 Backport from mainline
493 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
495 PR tree-optimization/55481
496 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
497 back to general rewriting if we cannot leave an original biv
500 2013-03-01 Richard Biener <rguenther@suse.de>
502 Backport from mainline
503 2012-04-10 Richard Guenther <rguenther@suse.de>
506 * gimple-low.c (gimple_check_call_args): Properly account for
507 compatible aggregate types.
509 2013-02-26 Nick Clifton <nickc@redhat.com>
512 Import this patch from the mainline:
514 2012-08-17 Nick Clifton <nickc@redhat.com>
516 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
517 (branch_true): Likewise.
518 (branch_false): Likewise.
520 2013-02-26 Jakub Jelinek <jakub@redhat.com>
522 PR tree-optimization/56443
523 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
524 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
525 to type_for_mode langhook.
527 2013-02-21 Jakub Jelinek <jakub@redhat.com>
530 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
533 2013-02-19 Jakub Jelinek <jakub@redhat.com>
535 Backported from mainline
536 2013-02-19 Jakub Jelinek <jakub@redhat.com>
538 PR tree-optimization/56350
539 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
540 if haven't found reduction or nested cycle operand, rather than
541 asserting we must find it.
543 PR tree-optimization/56381
544 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
547 2013-02-08 Jakub Jelinek <jakub@redhat.com>
549 PR tree-optimization/56250
550 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
551 if type is unsigned and code isn't MULT_EXPR.
553 2013-02-06 Jakub Jelinek <jakub@redhat.com>
556 * omp-low.c (use_pointer_for_field): Return false if
557 lower_send_shared_vars doesn't generate any copy-out code.
559 2012-11-27 Jakub Jelinek <jakub@redhat.com>
561 PR tree-optimization/55110
562 * tree-vect-loop.c (vectorizable_reduction): Don't assert
563 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
565 2013-02-18 Richard Biener <rguenther@suse.de>
568 2013-02-04 Richard Biener <rguenther@suse.de>
570 Backport from mainline
571 2012-07-04 Richard Guenther <rguenther@suse.de>
573 PR tree-optimization/53844
574 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
575 the loop virtual PHI.
577 2013-02-13 David S. Miller <davem@davemloft.net>
579 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
581 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
583 Backport from mainline
584 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
586 PR rtl-optimization/56275
587 * simplify-rtx.c (avoid_constant_pool_reference): Check that
588 offset is non-negative and less than cmode size before
589 calling simplify_subreg.
591 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
593 Backport from mainline
594 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
596 * config/i386/sse.md (FMAMODEM): New mode iterator.
597 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
598 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
600 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
603 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
604 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
606 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
608 Backport from mainline
609 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
612 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
613 If there is no implicit builtin declaration, just return NULL.
615 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
616 Michael Meissner <meissner@linux.vnet.ibm.com>
618 Backport from mainline
619 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
620 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
622 2013-02-07 David S. Miller <davem@davemloft.net>
624 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
626 * var-tracking.c (vt_add_function_parameter): Test the presence of
627 HAVE_window_save properly and do not remap argument registers when
628 we have a leaf function.
630 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
632 Backport from mainline
633 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
636 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
638 * config/i386/i386.c (ix86_print_operand): Ditto.
640 2013-02-07 Alan Modra <amodra@gmail.com>
643 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
644 static chain, set REST_INLINE_FPRS too.
646 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
648 Backport from mainline
649 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
651 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
652 * configure: Regenerate.
654 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
656 Backport from mainline
657 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
658 Andrew Dixie <andrewd@gentrack.com>
660 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
663 2013-02-05 Richard Biener <rguenther@suse.de>
665 Backport from mainline
666 2012-12-10 Richard Biener <rguenther@suse.de>
668 PR tree-optimization/55107
669 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
670 (bitmap_set_replace_value): Add gcc_unreachable.
671 (do_regular_insertion): Re-write all_same handling. Insert
672 an assignment instead of a PHI in this case.
673 (execute_pre): Do not record constified events.
675 2013-02-05 Richard Biener <rguenther@suse.de>
677 PR tree-optimization/54767
678 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
679 backedges drop all symbolical range information.
680 (execute_vrp): Compute backedges.
682 2013-02-04 Richard Biener <rguenther@suse.de>
684 Backport from mainline
685 2012-01-11 Richard Guenther <rguenther@suse.de>
687 PR tree-optimization/44061
688 * tree-vrp.c (extract_range_basic): Compute zero as
689 value-range for __builtin_constant_p of function parameters.
691 2013-01-08 Jakub Jelinek <jakub@redhat.com>
694 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
696 2013-02-04 Richard Biener <rguenther@suse.de>
698 Backport from mainline
699 2012-07-04 Richard Guenther <rguenther@suse.de>
701 PR tree-optimization/53844
702 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
703 the loop virtual PHI.
705 2012-12-13 Richard Biener <rguenther@suse.de>
708 * tree-streamer.c (record_common_node): Check that we are not
709 recursively pre-loading nodes we want to skip. Handle
710 char_type_node appearing as part of va_list_type_node.
712 2013-02-04 Richard Biener <rguenther@suse.de>
715 * gimple.h (gimple_call_builtin_class_p): New function.
716 * gimple.c (validate_call): New function.
717 (gimple_call_builtin_class_p): Likewise.
718 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
719 Use gimple_call_builtin_class_p.
720 (find_func_clobbers): Likewise.
721 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
722 (strlen_optimize_stmt): Likewise.
724 2013-02-01 Jakub Jelinek <jakub@redhat.com>
726 Backported from mainline
727 2013-01-28 Jakub Jelinek <jakub@redhat.com>
729 PR tree-optimization/56125
730 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
731 pow(x,c) into sqrt(x) * powi(x, n/2) or
732 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
734 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
735 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
738 2013-01-25 Jakub Jelinek <jakub@redhat.com>
740 PR tree-optimization/56098
741 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
742 for stmts with volatile ops.
743 (cond_store_replacement): Don't optimize if assign has volatile ops.
744 (cond_if_else_store_replacement_1): Don't optimize if either
745 then_assign or else_assign have volatile ops.
747 2013-01-23 Jakub Jelinek <jakub@redhat.com>
750 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
751 instead of cmpdi_operand for first comparison operand.
752 Don't assert that comparison operands aren't both constants.
754 2013-01-21 Jakub Jelinek <jakub@redhat.com>
756 PR tree-optimization/56051
757 * fold-const.c (fold_binary_loc): Don't fold
758 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
759 a narrowing conversion, or widening conversion from signed
762 2013-01-18 Jakub Jelinek <jakub@redhat.com>
765 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
766 the case where writing real complex part of target modifies
769 2013-01-15 Jakub Jelinek <jakub@redhat.com>
772 * function.c (thread_prologue_and_epilogue_insns): Always
773 add crtl->drap_reg to set_up_by_prologue.set, even if
774 stack_realign_drap is false.
776 2013-01-10 Jakub Jelinek <jakub@redhat.com>
778 PR tree-optimization/55921
779 * tree-complex.c (expand_complex_asm): New function.
780 (expand_complex_operations_1): Call it for GIMPLE_ASM.
782 2013-01-03 Jakub Jelinek <jakub@redhat.com>
784 PR rtl-optimization/55838
785 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
786 iv0.step, iv1.step and step.
788 2012-11-23 Jakub Jelinek <jakub@redhat.com>
791 * Makefile.in (gimple-low.o): Depend on langhooks.h.
792 * gimple-low.c: Include langhooks.c.
793 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
794 by default call lang_hooks.block_may_fallthru.
795 * langhooks.h (struct lang_hooks): Add block_may_fallthru
797 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
798 (LANG_HOOKS_INITIALIZER): Use it.
800 2012-11-20 Jakub Jelinek <jakub@redhat.com>
803 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
804 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
805 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
806 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
807 fail if the last real insn doesn't have REG_ARGS_SIZE note.
809 2012-11-17 Jakub Jelinek <jakub@redhat.com>
811 PR tree-optimization/55236
812 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
813 and signed ARG0_TYPE, force low and high to be non-NULL.
815 2012-11-13 Jakub Jelinek <jakub@redhat.com>
817 PR rtl-optimization/54127
818 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
819 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
820 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
821 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
822 REG_LABEL_TARGET and REG_LABEL_OPERAND.
824 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
826 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
827 range isn't testing for zero.
829 2013-01-29 Richard Biener <rguenther@suse.de>
831 PR tree-optimization/56113
832 * tree-ssa-structalias.c (equiv_class_lookup): Also return
834 (label_visit): Free duplicate bitmaps and record the leader instead.
835 (perform_var_substitution): Adjust.
837 2013-01-28 Serowk <serowk@yandex.ru>
840 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
841 Fix mode checks to allow for the passing of constants in the
843 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
844 Add entries in the switch statement for builtin iwmmxt vector
845 shift and rotate builtins.
847 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
849 Backport from mainline
850 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
853 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
854 operand 0 in movabs insn template for -masm=intel asm alternative.
855 (*movabs<mode>_2): Ditto for operand 1.
857 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
859 Backport from mainline
860 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
864 alternative to (o,r).
865 (*movdi_internal_rex64): Remove (!o,n) alternative.
866 (DImode immediate->memory splitter): Remove.
867 (DImode immediate->memory peephole2): Remove.
868 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
869 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
870 alternative to (!o,*r).
871 (*movtf_internal_sse): New pattern.
872 (*movxf_internal_rex64): New pattern.
873 (*movxf_internal): Disable for TARGET_64BIT.
874 (*movdf_internal_rex64): Remove (!o,F) alternative.
876 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
878 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
879 involving stack registers slightly.
881 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
883 * config/i386/constraints.md (Yf): New constraint.
884 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
885 of f constraint to conditionaly disable x87 register preferences.
886 (*movdf_internal): Ditto.
887 (*movsf_internal): Ditto.
889 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
892 (*movtf_internal_rex64): Add (!o,C) alternative
893 (*movxf_internal_rex64): Ditto.
894 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
896 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
898 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
900 2013-01-24 Martin Jambor <mjambor@suse.cz>
902 Backport from mainline
903 2013-01-04 Martin Jambor <mjambor@suse.cz>
905 PR tree-optimization/55755
906 * tree-sra.c (sra_modify_assign): Do not check that an access has no
907 children when trying to avoid producing a VIEW_CONVERT_EXPR.
909 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
911 Backport from mainline
912 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
914 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
916 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
918 PR rtl-optimization/56023
919 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
920 dependent on debug instruction.
922 2013-01-21 Martin Jambor <mjambor@suse.cz>
924 Backport from mainline
925 2013-01-17 Martin Jambor <mjambor@suse.cz>
927 PR tree-optimizations/55264
928 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
929 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
930 for virtual functions.
931 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
933 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
934 virtual methods before inlining is over.
936 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
938 Backport from mainline
939 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
942 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
943 store through atomic_store<mode>_1.
944 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
946 2013-01-16 Richard Biener <rguenther@suse.de>
949 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
950 account for bitpos when computing alignment.
952 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
954 Backport from 2013-01-14 trunk r195169.
957 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
958 etc. to 1 and not to __flash.
959 Use LL suffix for __INT24_MAX__ with -mint8.
960 Use ULL suffix for __UINT24_MAX__ with -mint8.
962 2013-01-14 Matthias Klose <doko@ubuntu.com>
964 * doc/invoke.texi: Document -print-multiarch.
965 * doc/install.texi: Document --enable-multiarch.
966 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
967 * configure.ac: Add --enable-multiarch option.
968 Substitute with_cpu, with_float.
969 * configure: Regenerate.
970 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
971 enable_multiarch, with_cpu, with_float: New macros.
972 if_multiarch: New macro, define in terms of enable_multiarch.
973 * genmultilib: Add new argument for the multiarch name.
974 * gcc.c (multiarch_dir): Define.
975 (for_each_path): Search for multiarch suffixes.
976 (driver_handle_option): Handle multiarch option.
977 (do_spec_1): Pass -imultiarch if defined.
978 (main): Print multiarch.
979 (set_multilib_dir): Separate multilib and multiarch names
980 from multilib_select.
981 (print_multilib_info): Ignore multiarch names in multilib_select.
982 * incpath.c (add_standard_paths): Search the multiarch include dirs.
983 * cppdefault.h (default_include): Document multiarch in multilib
985 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
986 include directory for multiarch directories.
987 * common.opt: New options --print-multiarch and -imultilib.
989 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
990 Include i386/t-linux.
991 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
992 Include i386/t-kfreebsd.
993 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
994 * config/i386/t-linux64: Add multiarch names in
995 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
996 * config/i386/t-gnu: New file.
997 * config/i386/t-kfreebsd: Likewise.
998 * config/i386/t-linux: Likewise.
1000 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1001 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1002 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1003 for 32bit non-biarch configurations.
1005 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1006 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1009 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1011 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1013 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1014 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1015 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1017 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1018 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1019 Include rs6000/t-linux for 32bit non-biarch configurations.
1021 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1023 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1025 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1026 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1028 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1029 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1031 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1033 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1034 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1035 (vect_estimate_min_profitable_iter): Adjust to above fix.
1036 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1038 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1040 Backport from mainline
1041 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1043 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1044 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1045 documentation. Add missing '__' in front of
1046 __builtin_ia32_packssdw256.
1048 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1050 Backport from mainline
1051 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1053 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1054 attribute of movddup insn to DF.
1055 (*vec_interleave_lowv2df): Ditto.
1056 (vec_dupv2df): Ditto.
1058 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1060 Backport from 2013-01-07 trunk r194991, r194992.
1063 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1066 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1067 (avr_addrspace_t): Add .section_name field.
1068 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1070 (avr_addrspace): Same. Initialize .section_name. Remove last
1071 NULL entry. Put __memx into .progmemx.data.
1072 (progmem_section_prefix): Remove.
1073 (avr_asm_init_sections): No need to initialize progmem_section.
1074 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1075 section name prefix.
1076 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1077 retrieve the progmem section.
1078 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1079 boundary to run over avr_addrspace[].
1080 (avr_register_target_pragmas): Ditto.
1082 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1084 Backport from 2013-01-07 trunk r194978.
1087 * doc/install.texi (Cross-Compiler-Specific Options): Document
1090 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1092 Backport from 2013-01-07 trunk r194968.
1095 * config/avr/t-avr: Don't automatically rebuild
1096 $(srcdir)/config/avr/t-multilib
1097 $(srcdir)/config/avr/avr-tables.opt
1098 (avr-mcus): New phony target to build them on request.
1099 (s-avr-mlib): Remove.
1100 * avr/avr-mcus.def: Adjust comments.
1102 2013-01-07 Terry Guo <terry.guo@arm.com>
1104 Backport from mainline
1105 2012-12-19 Terry Guo <terry.guo@arm.com>
1107 * config/arm/arm.c (thumb_find_work_register): Check argument
1108 register number based on current PCS.
1110 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1112 Backport from mainline
1113 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1116 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1117 selected code model, define __code_mode_small__, __code_model_medium__,
1118 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1119 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1120 xchg temporary register with %k. Declare temporary register as
1122 [__x86_64__]: For medium and large code models, preserve %rbx register.
1124 2013-01-03 Richard Henderson <rth@redhat.com>
1126 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1127 after eliminating TLS symbols.
1129 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1132 * config/pa/pa.md (movsi): Revert previous change.
1133 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1136 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1139 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1142 2013-01-02 Jason Merrill <jason@redhat.com>
1145 * tree.c (build_array_type_1): Revert earlier change.
1147 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1150 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1151 after reload starts.
1153 2012-12-21 Martin Jambor <mjambor@suse.cz>
1155 PR tree-optimization/55355
1156 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1157 bit_position is small enough to fit a single HOST_WIDE_INT.
1159 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1161 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1163 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1165 Backport from mainline
1166 2012-10-15 Matthias Klose <doko@ubuntu.com>
1168 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1169 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1171 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1172 Tomash Brechko <tomash.brechko@gmail.com>
1175 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1176 handling of before and after cases.
1177 * config/sparc/sync.md (atomic_store): Fix pasto.
1179 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1181 * optabs.c (expand_atomic_store): Elide redundant model test.
1183 2012-12-13 Richard Henderson <rth@redhat.com>
1186 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1188 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1191 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1192 (tldo_stb_sp64): Likewise.
1193 (tldo_sth_sp32): Likewise.
1194 (tldo_sth_sp64): Likewise.
1195 (tldo_stw_sp32): Likewise.
1196 (tldo_stw_sp64): Likewise.
1197 (tldo_stx_sp64): Likewise.
1199 2012-12-10 Kai Tietz <ktietz@redhat.com>
1202 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1204 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1206 Backport from mainline
1207 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1208 H.J. Lu <hongjiu.lu@intel.com>
1211 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1212 before using it as insn or call equivalent.
1214 2012-12-06 Jason Merrill <jason@redhat.com>
1217 * tree.c (build_array_type_1): Re-layout if we found it in the
1220 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1222 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1223 opaque cond in all call insns.
1225 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1227 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1228 area if the function allocates dynamic stack space.
1229 (ia64_initial_elimination_offset): Adjust offsets to above change.
1231 2012-12-03 Richard Biener <rguenther@suse.de>
1233 Backport from mainline
1234 2012-09-24 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/53663
1237 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1238 native encode/interpret translation on VN_WALKREWRITE.
1240 2012-12-03 Kai Tietz <ktietz@redhat.com>
1243 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1246 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1249 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1251 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1253 Backport from mainline:
1254 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1257 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1258 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1259 (in_nullified_branch_delay): Likewise.
1260 (in_call_delay): Likewise.
1261 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1262 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1263 the $$sh_func_adrs call as variable. Update type of sibcalls and
1264 $$sh_func_adrs call.
1265 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1266 length instead of adjustment. Handle negative and undefined call
1267 adjustments for insn_default_length. Remove adjustment for millicode
1268 insn with unfilled delay slot.
1269 (pa_output_millicode_call): Update for revised millicode length.
1270 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1272 2012-11-29 Kai Tietz <ktietz@redhat.com>
1275 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1276 use by XNEWVEC/XRESIZEVEC.
1278 * i386.c (get_scratch_register_on_entry): Handle
1279 thiscall-convention.
1280 (split_stack_prologue_scratch_regno): Likewise.
1281 (ix86_static_chain): Likewise.
1282 (x86_output_mi_thunk): Likewise.
1284 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1286 Backported from mainline
1287 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1288 Markus Trippelsdorf <markus@trippelsdorf.de>
1291 * lto-opts.c (lto_write_options): Also handle
1292 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1293 OPT_SPECIAL_program_name.
1296 * lto-wrapper.c (merge_and_complain): Handle
1297 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1298 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1300 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1302 PR rtl-optimization/55489
1303 * gcse.c (compute_transp): Precompute a canonical version
1304 of XEXP (x, 0), and pass it to canon_true_dependence.
1306 2012-11-27 Richard Biener <rguenther@suse.de>
1309 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1310 stmt with a NOP instead of removing it.
1312 2012-11-26 Richard Biener <rguenther@suse.de>
1314 Backport from mainline
1315 2012-10-19 Richard Biener <rguenther@suse.de>
1317 PR tree-optimization/54976
1318 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1319 Robustify against odd inner_mode inputs.
1321 2012-10-12 Richard Biener <rguenther@suse.de>
1323 PR tree-optimization/54894
1324 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1325 Handle over-aligned scalar types properly.
1327 2012-10-02 Richard Guenther <rguenther@suse.de>
1330 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1331 cleaning up the CFG.
1333 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1335 Backport from mainline
1336 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1338 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1339 explaining the register ordering preferences.
1341 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1342 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1343 constraints so that the traditional floating point loads, stores,
1344 and moves are done first, then the VSX loads, stores, and moves,
1345 and finally the GPR loads, stores, and moves so that reload
1346 chooses FPRs over GPRs, and uses the traditional load/store
1347 instructions which provide an offset.
1348 (movdf_hardfloat64): Likewise.
1350 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1352 Backported from mainline
1353 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1354 H.J. Lu <hongjiu.lu@intel.com>
1357 * config/i386/i386.c (legitimize_pic_address): Properly handle
1359 (ix86_print_operand_address): Set code to 'k' when forcing
1360 addr32 prefix. For x32, zero-extend negative displacement if
1363 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1365 * common.opt (fvar-tracking-uninit): Document.
1366 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1367 * config/darwin.c (darwin_override_options): Likewise.
1369 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1371 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1372 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1374 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1376 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1378 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1380 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1383 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1385 Backport from mainline
1386 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1388 * config/i386/i386.c (ix86_init_machine_status): Do not
1389 explicitly clear tls_descriptor_call_expanded_p again.
1391 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1393 * config/i386/sse.md
1394 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1395 as read and written by the instruction.
1397 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1400 (ix86_instantiate_decls): New function.
1401 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1402 stack slot instead of SLOT_VIRTUAL.
1403 <case IX86_BUILTIN_STMXCSR>: Ditto.
1404 (assign_386_stack_local): Do not assert when virtual slot is valid.
1405 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1406 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1407 (truncxf<mode>2): Ditto.
1408 (floatunssi<mode>2): Ditto.
1409 (isinf<mode>2): Ditto.
1410 * config/i386/sync.md (atomic_load<mode>): Ditto.
1411 (atomic_store<mode>): Ditto.
1413 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1416 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1417 the argument is itself a conditional expression.
1419 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1421 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1424 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1426 PR tree-optimization/54986
1427 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1428 conversions on entry but add them back on exit if needed.
1430 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1433 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1435 (print_reg): Use true_regnum rather than REGNO.
1436 (ix86_print_operand_address): Remove SUBREG handling.
1438 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1440 Backported from mainline
1441 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1444 * gimple.h (is_gimple_sizepos): New inline function.
1445 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1446 final assignment to expr variable.
1447 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1448 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1449 into a local temporary.
1451 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1453 PR tree-optimization/54877
1454 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1455 use make_ssa_name instead of copy_ssa_name.
1457 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1459 Backport from mainline
1460 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1462 PR tree-optimization/53708
1463 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1464 user-supplied alignment when used with an explicit section name.
1466 2012-11-02 Jeff Law <law@redhat.com>
1468 PR tree-optimization/54985
1469 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1470 from thread_across_edge.
1471 (thread_across_edge): Use it in all cases where we might thread
1474 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1476 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1477 special register pushes before frame probing and allocation.
1479 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1480 Joel Sherrill <joel.sherrill@oarcorp.com>
1482 * config/sparc/t-rtems: New (Custom multilibs).
1483 * config/sparc/t-rtems-64: New (Custom multilibs).
1484 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1485 (sparc-*-rtems*): Add sparc/t-rtems.
1487 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1489 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1491 (hash_rtx): Likewise.
1493 2012-10-29 Terry Guo <terry.guo@arm.com>
1495 Backport from mainline
1496 2012-10-11 Terry Guo <terry.guo@arm.com>
1498 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1500 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1503 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1505 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1506 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1508 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1510 * config/avr/t-rtems: Revert previous commit.
1512 2012-10-26 Terry Guo <terry.guo@arm.com>
1514 Backport from mainline
1515 2012-10-23 Terry Guo <terry.guo@arm.com>
1518 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1521 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1523 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1525 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1527 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1529 * config.gcc (microblaze*-*-rtems*): New target.
1530 * config/microblaze/rtems.h: New.
1531 * config/microblaze/t-rtems: New.
1533 2012-10-25 Richard Biener <rguenther@suse.de>
1535 PR tree-optimization/54902
1536 * tree-ssa-pre.c (fini_pre): Return TODO.
1537 (execute_pre): Adjust.
1538 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1539 blocks before computing dominators.
1541 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1543 Backport from mainline
1544 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1546 * config/i386/i386.c (memory_address_length): Assert that non-null
1547 base or index RTXes are registers. Do not check for REG RTXes.
1548 Determine addr32 prefix using SImode_address_operand or
1549 from original base and index RTXes. Simplify code.
1551 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1553 * config/i386/i386-protos.h (memory_address_length): Add new bool
1554 argument. Update all uses.
1555 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1556 add length of addr32 prefix based on mode of base or index register.
1557 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1558 addresses here. Update call to memory_address_length.
1559 (ix86_print_address_operand): Use SImode_address_operand predicate.
1560 * config/i386/predicates.md (SImode_address_operand): New.
1561 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1562 to calculate "mode" attribute. Use SImode_address_operand predicate
1563 instead of open-coding accepted RTX codes.
1565 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1567 Backport from 2012-10-22 trunk r192685.
1568 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1569 Note __AVR_<device>__ is not defined for cores.
1570 Don't point to --help=target.
1571 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1573 2012-10-19 Marek Polacek <polacek@redhat.com>
1575 Backported from mainline
1576 2012-10-19 Marek Polacek <polacek@redhat.com>
1579 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1580 pointer/non-pointer comparison.
1582 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1584 Backported from mainline
1585 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1588 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1589 sure the mode is correct when falling through from above cases.
1591 2012-10-19 Alan Modra <amodra@gmail.com>
1593 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1594 (HAVE_LD_LARGE_TOC): Likewise.
1595 * configure: Regenerate.
1597 2012-10-19 Alan Modra <amodra@gmail.com>
1599 * config/rs6000/predicates.md (splat_input_operand): Don't call
1600 input_operand for MEMs. Instead check for volatile and call
1601 memory_address_addr_space_p with modified mode.
1603 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1605 Backported from mainline
1606 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1608 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1610 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1612 PR rtl-optimization/54870
1613 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1614 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1615 SSA_NAME pointer that points to a partition if there is at least
1616 one variable with it set in the partition.
1617 * dse.c (local_variable_can_escape): New predicate.
1618 (can_escape): Call it.
1619 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1620 mark the SSA_NAME pointer that points to a partition.
1622 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1624 Backport from mainline
1625 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1627 PR rtl-optimization/53701
1628 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1629 rocess not only expr's vinsns but all old vinsns from expr's
1632 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1634 Backport from mainline
1635 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1638 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1640 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1641 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1642 only if producer writes to the register given by regno.
1644 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1646 Backport from mainline
1647 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1649 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1650 (UNSPEC_LOADU): New.
1651 (UNSPEC_STOREU): Ditto.
1652 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1653 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1654 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1655 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1656 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1657 (<sse2>_storedqu<avxsizesuffix>): ... this.
1658 (*sse4_2_pcmpestr_unaligned): Update.
1659 (*sse4_2_pcmpistr_unaligned): Ditto.
1661 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1662 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1663 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1664 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1665 gen_sse2_load{dqu,upd} to load from unaligned memory and
1666 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1668 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1669 Use CODE_FOR_sse_loadups.
1670 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1671 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1672 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1673 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1674 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1675 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1676 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1677 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1678 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1679 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1680 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1682 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1684 Backport from trunk (r190222):
1686 PR tree-optimization/54146
1687 * ifcvt.c: Include pointer-set.h.
1688 (cond_move_process_if_block): Change type of then_regs and
1689 else_regs from alloca'd array to pointer_sets.
1690 (check_cond_move_block): Update for this change.
1691 (cond_move_convert_if_block): Likewise.
1692 * Makefile.in: Fix dependencies for ifcvt.o.
1694 2012-10-15 Richard Guenther <rguenther@suse.de>
1696 PR tree-optimization/54920
1697 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1698 allocate temporary storage for all NARY elements.
1700 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1703 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1705 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1707 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1708 default_use_cxa_atexit to yes.
1710 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1712 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1714 2012-10-05 Jan Hubicka <jh@suse.cz>
1715 Jakub Jelinek <jakub@redhat.com>
1717 PR tree-optimization/33763
1718 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1719 attribute for redefined extern inline functions.
1721 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1723 Backported from mainline
1724 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1726 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1727 in SSE and YMM state support check for -march=native.
1729 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1732 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1735 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1737 Backported from mainline
1738 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1741 * doc/invoke.texi: Document -mprefer-avx128.
1743 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1745 Backported from mainline
1746 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1749 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1750 (XSTATE_FP): Likewise.
1751 (XSTATE_SSE): Likewise.
1752 (XSTATE_YMM): Likewise.
1753 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1754 SSE and YMM states aren't supported.
1756 2012-10-01 Tom de Vries <tom@codesourcery.com>
1758 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1761 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1764 * config/s390/s390.c (s390_option_override): Add missing break.
1766 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1768 Backport from mainline
1769 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1771 * config.gcc: Replace 'host' with 'target' when configuring for
1772 powerpc64*-*-freebsd.
1774 2012-09-28 Meador Inge <meadori@codesourcery.com>
1776 Backport from mainline
1777 2012-09-27 Meador Inge <meadori@codesourcery.com>
1779 * gcc-ar.c (main): Handle the returning of the sub-process error
1782 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1784 Backport from 2012-09-28 trunk r191821.
1785 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1787 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1790 * simplify-rtx.c (simplify_binary_operation_1): Perform
1791 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1793 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1795 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1796 TYPE_NONALIASED_COMPONENT flag.
1797 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1798 TYPE_NONALIASED_COMPONENT flag.
1800 2012-09-21 Richard Guenther <rguenther@suse.de>
1803 Backport from mainline
1804 2012-04-19 Richard Guenther <rguenther@suse.de>
1806 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1809 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1812 * c-typeck.c (c_cast_expr): When casting to a type requiring
1813 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1816 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1819 * c-typeck.c (build_unary_op): Pass original argument of
1820 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1821 any C_MAYBE_CONST_EXPR, if it has integer operands.
1822 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1823 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1824 to c_objc_common_truthvalue_conversion, then remove any
1825 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1826 c_objc_common_truthvalue_conversion not
1827 c_common_truthvalue_conversion.
1828 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1829 call note_integer_operands for arguments with integer operands
1830 that are not integer constants.
1832 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1834 Backported from mainline
1835 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1837 PR tree-optimization/54563
1838 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1839 gimple_purge_dead_eh_edges if last call has been changed.
1841 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1844 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1845 instead of (match_dup 0) as second argument to vec_merge.
1846 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1847 Remove third alternative.
1848 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1849 operand 2 instead of operand 1, but put it as first argument
1851 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1852 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1855 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1857 * BASE-VER: Set to 4.7.3.
1858 * DEV-PHASE: Set to prerelease.
1860 2012-09-20 Release Manager
1862 * GCC 4.7.2 released.
1864 2012-09-15 Andi Kleen <ak@linux.intel.com>
1866 Backport from mainline
1867 2012-09-07 Andi Kleen <ak@linux.intel.com>
1869 * gcc/lto-streamer.h (res_pair): Add.
1870 (lto_file_decl_data): Replace resolutions with respairs.
1872 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1873 Initialize respairs.
1874 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1876 2012-09-14 Walter Lee <walt@tilera.com>
1878 Backport from mainline.
1879 2012-09-14 Walter Lee <walt@tilera.com>
1881 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1882 option for TILEPro and TILE-Gx.
1884 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1886 * config/i386/i386.h (x86_prefetchw): New global variable.
1887 (TARGET_PREFETCHW): New macro.
1888 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1889 (processor_alias_table): Add PTA_PREFETCHW to
1890 bdver1, bdver2 and btver1.
1891 (ix86_option_override_internal): Set x86_prefetchw for
1892 PTA_PREFETCHW targets.
1893 * config/i386/i386.md (prefetch): Expand to prefetchw
1894 for TARGET_PREFETCHW.
1895 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1897 Backport from mainline
1898 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1901 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1903 (*prefetch_sse): ... this.
1904 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1906 (*prefetch_3dnow): ... this.
1908 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1911 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1912 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1914 2012-09-12 Teresa Johnson <tejohnson@google.com>
1916 Backport from mainline.
1917 2012-09-12 Teresa Johnson <tejohnson@google.com>
1919 PR gcov-profile/54487
1920 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1921 test using F_SETLKW with fcntl.
1922 * configure, config.in: Regenerate.
1924 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1926 Backport from mainline
1927 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1929 * config/i386/i386.md : Comments on fma4 instruction selection
1930 reflect requirement on register pressure based cost model.
1932 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1933 flag is set-reset as informed by the cpuid flag.
1935 * config/i386/i386.c (processor_alias_table): fma4
1936 flag is enabled for bdver2.
1938 2012-09-12 Christian Bruel <christian.bruel@st.com>
1940 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1942 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1944 * config.gcc: Obsolete picochip-*.
1946 2012-09-11 Richard Guenther <rguenther@suse.de>
1949 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1950 on flag_toplevel_reorder.
1952 2012-09-10 Richard Henderson <rth@redhat.com>
1954 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1957 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1959 Backport from 2012-09-10 mainline r191132.
1962 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1964 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1967 * tree-sra.c (disqualify_base_of_expr): Check for possible
1968 NULL_TREE returned by get_base_address()
1970 2012-09-07 Richard Guenther <rguenther@suse.de>
1972 Backport from mainline
1973 2012-06-26 Jan Hubicka <jh@suse.cz>
1976 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1979 2012-09-07 Richard Guenther <rguenther@suse.de>
1981 Backport from mainline
1982 2012-07-13 Richard Guenther <rguenther@suse.de>
1984 PR tree-optimization/53922
1985 * tree-vrp.c (value_inside_range): Change prototype to take
1986 min/max instead of value-range.
1987 (range_includes_zero_p): Likewise. Return the result from
1989 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1990 return value from range_includes_zero_p.
1991 (extract_range_from_unary_expr_1): Likewise.
1992 (compare_range_with_value): Likewise.
1993 (vrp_meet_1): Likewise.
1995 2012-09-07 Richard Guenther <rguenther@suse.de>
1998 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1999 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2000 arguments separately.
2002 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2004 Backported from mainline
2005 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2007 PR rtl-optimization/54455
2008 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2009 bb ends up with asm goto referencing bb's label.
2011 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2013 Backport from mainline.
2014 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2015 Richard Earnshaw <richard.earnshaw@arm.com>
2018 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2019 element size. Use elem_type from the formal parameter. New parameter
2021 (neon_expand_args): Adjust call to neon_dereference_pointer.
2023 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2026 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2028 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2030 Backport from mainline
2031 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/i386.md (isa): Add fma and fma4.
2034 (enabled): Handle fma and fma4.
2035 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2036 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2037 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2038 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2039 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2040 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2042 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2044 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2045 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2046 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2048 2012-09-06 Richard Guenther <rguenther@suse.de>
2050 PR tree-optimization/54498
2051 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2052 abort when reaching an already visited region.
2053 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2054 (get_continuation_for_phi_1): Likewise.
2055 (walk_non_aliased_vuses): When we translated the reference,
2056 abort when we re-visit a region.
2057 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2059 2012-09-06 Andrew Pinski <apinski@cavium.com>
2062 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2064 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2067 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2068 build_int_cst with size_type_node instead of size_int.
2070 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2072 Backport from 2012-09-05 mainline r190697.
2075 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2076 configured --with-avrlibc.
2077 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2079 * config/avr/avrlibc.h: New file.
2080 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2081 configured --with-avrlibc.
2082 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2084 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2086 Backport from 2012-09-04 mainline r190919
2089 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2090 of size less than 4 bytes by using macro ARM_NUM_INTS.
2091 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2093 2012-09-04 Richard Henderson <rth@redhat.com>
2095 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2097 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2099 Backport from 2012-09-04 mainline r190920
2102 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2104 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2106 Backport from 2012-09-04 mainline r190914
2109 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2111 (avr_allocate_stack_slots_for_args): ...this new static function.
2113 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2115 Backported from mainline
2116 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2119 * doc/invoke.texi: Add -da and remove -dm.
2121 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2123 Backported from mainline
2124 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2127 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2128 operands[1] is CONST_INT_P, convert it to QImode before printing.
2130 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2133 * c-convert.c (convert): Don't call fold_convert_loc if
2134 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2135 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2136 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2138 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2141 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2142 if init is a CONSTRUCTOR.
2144 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2146 PR rtl-optimization/54369
2147 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2148 calling dbr_schedule.
2149 * config/sparc/sparc.c (sparc_reorg): Likewise.
2151 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2153 Backport from mainline
2154 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2156 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2157 case for Atom processor.
2159 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2161 Backport from mainline
2162 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2165 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2166 true for TARGET_64BIT or !flag_pic.
2167 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2168 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2169 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2170 Add insn constraint. Conditionally emit xchg asm insns.
2171 (atomic_compare_and_swap<mode>): Update calls. Check only
2172 cmpxchg8b_pic_memory_operand in memory address fixup.
2174 (CASHMODE): Rename from DCASHMODE.
2175 (doublemodesuffix): Update modes.
2176 (regprefix): New mode attribute.
2178 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2179 <UNSPECV_CMPXCHG>: New constant.
2180 (atomic_compare_and_swap<mode>_1): Rename from
2181 atomic_compare_and_swap_single<mode>. Update calls and
2182 unspec_volatile constants.
2183 (atomic_compare_and_swap<mode>_doubleword): Rename from
2184 atomic_compare_and_swap_double<mode>. Update calls and
2185 unspec_volatile constants.
2187 2012-08-28 Walter Lee <walt@tilera.com>
2189 Backport from mainline
2190 2012-08-28 Walter Lee <walt@tilera.com>
2192 * confg/tilegx/tilegx.md: Fix code style.
2193 (*zero_extendsidi_truncdisi): Fix typo.
2194 * config/tilegx/tilegx.c: Fix code style.
2195 (tilegx_function_profiler): Fix typo.
2197 2012-08-27 Walter Lee <walt@tilera.com>
2199 Backport from mainline
2200 2012-08-27 Walter Lee <walt@tilera.com>
2202 * doc/md.texi (TILE-Gx): Fix typo.
2204 2012-08-27 Walter Lee <walt@tilera.com>
2206 Backport from mainline
2207 2012-08-27 Walter Lee <walt@tilera.com>
2209 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2210 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2212 2012-08-27 Walter Lee <walt@tilera.com>
2214 Backport from mainline
2215 2012-08-27 Walter Lee <walt@tilera.com>
2217 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2218 (insn_bfins): Delete.
2220 2012-08-27 Walter Lee <walt@tilera.com>
2222 Backport from mainline
2223 2012-08-27 Walter Lee <walt@tilera.com>
2225 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2226 atomic_exchange_bare<mode>,
2227 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2228 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2229 * config/tilegx/tilegx.md (type): Add X1_remove.
2230 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2231 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2232 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2235 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2237 PR rtl-optimization/54088
2238 * jump.c (delete_related_insns): Robustify latest change.
2240 2012-08-21 Richard Guenther <rguenther@suse.de>
2242 Backport from mainline
2243 2012-08-16 Richard Guenther <rguenther@suse.de>
2246 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2248 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2249 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2250 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2251 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2252 (tree_ssa_lim_finalize): Free all mem_refs.
2253 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2254 scc when bailing out.
2255 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2256 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2257 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2258 FOR_EACH_LOOP_BREAK.
2260 2012-08-17 Richard Guenther <rguenther@suse.de>
2262 * tree-sra.c (modify_function): Free redirect_callers vector.
2263 * ipa-split.c (split_function): Free args_to_pass vector.
2264 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2266 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2267 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2268 (vect_analyze_slp_instance): Free everything.
2269 (destroy_bb_vec_info): Free the SLP instances.
2271 2012-08-17 Richard Guenther <rguenther@suse.de>
2273 * params.def (integer-share-limit): Decrease from 256 to 251,
2276 2012-08-21 Richard Guenther <rguenther@suse.de>
2278 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2279 the affine expansion cache.
2281 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2283 Backported from trunk
2284 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2287 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2289 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2291 Backport from mainline.
2292 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2295 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2296 mark as predicable. Adjust asm template.
2297 (vec_setv2di_internal): Likewise.
2298 (vec_extract<mode> VD, VQ): Likewise.
2299 (vec_extractv2di): Likewise.
2300 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2301 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2302 (neon_vdup_n<mode> VX, V32): Likewise.
2303 (neon_vdup_nv2di): Likewise.
2305 2012-08-17 Walter Lee <walt@tilera.com>
2307 Backport from mainline
2308 2012-08-17 Walter Lee <walt@tilera.com>
2310 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2311 (FEEDBACK_ENTER): Define.
2312 (FEEDBACK_REENTER): Define.
2313 (FEEDBACK_ENTRY): Define.
2314 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2315 (FEEDBACK_ENTER): Define.
2316 (FEEDBACK_REENTER): Define.
2317 (FEEDBACK_ENTRY): Define.
2319 2012-08-16 Walter Lee <walt@tilera.com>
2321 Backport from mainline
2322 2012-08-16 Walter Lee <walt@tilera.com>
2324 * config.gcc (tilegx-*-linux*): Add feedback.h.
2325 (tilepro-*-linux*): Likewise.
2326 * config/tilegx/feedback.h: New file.
2327 * config/tilepro/feedback.h: New file.
2329 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2331 Backport from mainline r189840 and r187586:
2332 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2334 * config/i386/i386.md (stack_protect_set): Disable the pattern
2335 for Android since Android libc (bionic) does not provide random
2336 value for stack protection guard at gs:0x14. Guard value
2337 will be provided from external symbol (default implementation).
2338 (stack_protect_set_<mode>): Likewise.
2339 (stack_protect_test): Likewise.
2340 (stack_protect_test_<mode>): Likewise.
2341 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2342 not have Bionic by default
2343 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2344 Macro OPTION_BIONIC is defined in this file and provides Bionic
2345 accessibility status
2347 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2349 * configure.ac: Stack protector enabling for Android targets.
2350 * configure: Regenerate.
2352 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2354 Backported from trunk
2355 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2357 PR rtl-optimization/53942
2358 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2359 directly from likely spilled non-fixed hard registers, move them
2362 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2365 (xop_phaddubq): Ditto.
2367 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2369 Backport from mainline
2370 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2371 Richard Earnshaw <rearnsha@arm.com>
2373 * target.def (vector_alignment): New target hook.
2374 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2375 * doc/tm.texi: Regenerate.
2376 * targhooks.c (default_vector_alignment): New function.
2377 * targhooks.h (default_vector_alignment): Add prototype.
2378 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2379 * config/arm/arm.c (arm_vector_alignment): New function.
2380 (TARGET_VECTOR_ALIGNMENT): Define.
2382 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2383 vector type alignment instead of size.
2384 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2385 element type size directly instead of computing it from alignment.
2386 Fix variable naming and comment.
2388 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2390 Backport from mainline
2391 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2393 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2394 (alpha_pad_function_end): ... this. Also insert NOP between
2395 sibling call and GP load.
2396 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2398 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2400 Backport from mainline
2401 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2402 H.J. Lu <hongjiu.lu@intel.com>
2404 PR rtl-optimization/54157
2405 * combine.c (gen_lowpart_for_combine): Don't return identity
2406 for CONST or symbolic reference.
2408 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2410 Backport from mainline
2411 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2413 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2414 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2415 split_cost argument signed.
2416 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2417 (ix86_avoid_lea_for_addr): Ditto.
2419 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2421 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2422 the address has less than two components.
2424 2012-08-02 Steve Ellcey <sellcey@mips.com>
2426 Backport from mainline
2427 2012-07-19 Steve Ellcey <sellcey@mips.com>
2429 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2432 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2434 Backport from mainline
2435 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2438 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2439 negative constant address for TARGET_X32 ...
2440 (ix86_decompose_address): ... here. Reject constant addresses
2441 that don't satisfy x86_64_immediate_operand predicate.
2443 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2446 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2447 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2448 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2449 addresses. Prevent zero extensions of CONST_INT operands.
2451 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2454 * config/i386/i386.md (*lea): New insn pattern.
2456 (*lea<mode>_2): Ditto.
2457 (*lea_{3,4,5,6}_zext): Ditto.
2458 * config/i386/predicates.md (lea_address_operand): Do not reject
2459 zero-extended address operands.
2460 * config/i386/constraints.md (j): Remove address constraint.
2461 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2463 (ix86_print_operand_address): Handle SImode subreg of an address.
2464 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2466 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2468 Backport from mainline
2469 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2472 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2473 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2475 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2476 (*movdi_internal_rex64): Use %E operand modifier for lea.
2477 (*movsi_internal): Ditto.
2479 (*lea<mode>_2): Ditto.
2480 (*lea_{3,4,5,6}_zext): Ditto.
2481 (*tls_global_dynamic_32_gnu): Ditto.
2482 (*tls_global_dynamic_64): Ditto.
2483 (*tls_dynamic_gnu2_lea_32): Ditto.
2484 (*tls_dynamic_gnu2_lea_64): Ditto.
2485 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2487 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2489 Backport from mainline
2490 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2492 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2494 (ix86_print_operand_address): Assert that parts.base and parts.index
2495 are non-NULL after call to simplify_subreg.
2497 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2500 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2502 * config/sh/sh.c (sh_option_override): Do not change
2503 flag_finite_math_only. Set TARGET_IEEE to complement of
2504 flag_finite_math_only.
2505 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2506 description of mieee and mno-ieee behavior.
2508 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2511 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2512 (_lzcnt_u64): Ditto.
2514 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2516 Backport from mainline
2517 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2519 PR rtl-optimization/52250
2520 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2521 to put note list into. Unconditionally call move_bb_info.
2522 (move_bb_info): Do not assert the blocks being in the same region,
2523 just drop the note list if they are not.
2525 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2527 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2529 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2531 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2532 defining statement is a SSA name that occurs in abnormal PHIs.
2534 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2536 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2539 2012-07-19 Richard Guenther <rguenther@suse.de>
2540 Eric Botcazou <ebotcazou@adacore.com>
2542 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2543 about transition from invariant to known bits.
2544 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2546 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2549 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2550 (cleanup_tree_cfg_bb): Don't call it.
2551 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2554 2012-07-19 Christian Bruel <christian.bruel@st.com>
2557 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2559 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2561 * config.gcc (v850-*-rtems*): New target.
2562 * config/v850/rtems.h: New.
2563 * config/v850/t-rtems: New.
2565 2012-07-18 Nick Clifton <nickc@redhat.com>
2567 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2569 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2573 Backport from mainline
2574 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2577 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2578 instead expand it as zero extension.
2580 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2582 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2583 QImode and HImode splitters. Use ix86_comparison_operator.
2584 Explicitly match FLAGS_REG.
2585 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2587 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2588 Steven Bosscher <steven@gcc.gnu.org>
2589 Bernd Schmidt <bernds@codesourcery.com>
2591 PR rtl-optimization/53908
2592 * df-problems.c (can_move_insns_across): When doing
2593 memory-reference book-keeping, handle call insns.
2595 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2597 Backport from mainline
2598 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2601 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2602 sibcall_insn_operand. Move it to a temporary register if not.
2604 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2607 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2608 emit PIC sequence for fnaddr symbol reference in advance.
2610 2012-07-09 Jason Merrill <jason@redhat.com>
2613 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2614 (type_hash_eq): Likewise.
2617 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2619 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2621 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2622 due to negative shift amount.
2624 2012-07-06 Kai Tietz <ktietz@redhat.com>
2626 Backport from mainline.
2628 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2629 as "/mingw/include".
2631 2012-07-06 Nick Clifton <nickc@redhat.com>
2633 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2634 default_encode_section_info.
2636 2012-07-06 Richard Guenther <rguenther@suse.de>
2638 Backport from mainline
2639 2012-03-30 Richard Guenther <rguenther@suse.de>
2642 * double-int.c (rshift_double): Remove not needed cast.
2644 2012-03-28 Richard Guenther <rguenther@suse.de>
2647 * double-int.h (rshift_double): Remove.
2648 * double-int.c (lshift_double): Use absu_hwi to make count
2650 (rshift_double): Make static, take unsigned count argument,
2651 remove handling of negative count argument.
2652 (double_int_rshift): Dispatch to lshift_double.
2654 2012-07-06 Richard Guenther <rguenther@suse.de>
2656 Backport from mainline
2657 2012-06-18 Richard Guenther <rguenther@suse.de>
2659 PR tree-optimization/53693
2660 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2661 Reject operands with more than one use.
2663 2012-07-06 Richard Guenther <rguenther@suse.de>
2665 Backport from mainline
2666 2012-04-11 Richard Guenther <rguenther@suse.de>
2669 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2670 consider loop nesting.
2671 (evolution_function_is_univariate_p): Properly check the remainder
2674 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2676 Backport from mainline
2677 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2679 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2680 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2681 (adjacent_mem_locations): Move some code to and call...
2682 (get_memref_parts): ...new function.
2683 (mem_locations_overlap): New function.
2684 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2685 (is_mem_ref): Rename to...
2686 (find_mem_ref): ...this. Return MEM rtx.
2687 (get_store_dest): Remove function.
2688 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2689 new parameter and adjust calls.
2690 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2691 mem refs overlap for true_store_to_load_dep_costly.
2692 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2693 passed to adjacent_mem_locations.
2694 (is_costly_group): Walk resolved dependency list.
2695 (force_new_group): Emit group ending nop for Power6/Power7.
2696 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2697 (group_ending_nop): New define_insn.
2699 2012-07-04 Richard Guenther <rguenther@suse.de>
2702 * gimple-fold.c (get_base_constructor): Do not return an
2703 error_mark_node DECL_INITIAL.
2705 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2707 Backport from mainline
2708 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2710 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2711 code model string in the error message.
2713 2012-07-04 Tristan Gingold <gingold@adacore.com>
2715 Backport from mainline.
2716 2012-06-25 Tristan Gingold <gingold@adacore.com>
2718 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2719 (seh_cfa_adjust_cfa): ... that function.
2720 (seh_emit_stackalloc): Do not emit out of range values.
2721 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2722 UNSPEC_DEF_CFA constants.
2723 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2724 * config/i386/i386.c (ix86_frame_pointer_required): Required
2725 for very large frames on SEH target.
2726 (ix86_compute_frame_layout): Save area is before frame pointer
2727 on SEH target. Handle very large frames.
2728 (ix86_expand_prologue): Likewise.
2730 2012-07-04 Richard Guenther <rguenther@suse.de>
2732 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2733 as in free_lang_data_in_type.
2735 2012-07-02 Martin Jambor <mjambor@suse.cz>
2737 Backport from mainline.
2738 2012-07-02 Martin Jambor <mjambor@suse.cz>
2741 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2742 dynamic type change check.
2744 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2746 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2747 last statement of the finally block onto the switch.
2749 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2751 * configure: Regenerate.
2753 Backport from mainline.
2754 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2756 * config.gcc (target_type_format_char): New. Document it. Set it for
2758 * configure.ac (gnu_unique_option): Use target_type_format_char
2759 in test. Comment rationale.
2761 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2763 Backport from mainline.
2764 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2766 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2768 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2770 Backport from 2012-06-28 mainline r189049
2773 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2774 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2775 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2776 avr_hard_regno_call_part_clobbered.
2778 2012-06-28 Richard Guenther <rguenther@suse.de>
2781 * expr.c (expand_expr_real_1): Verify if the type is complete
2782 before inspecting its size.
2784 2012-06-27 Nick Clifton <nickc@redhat.com>
2786 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2789 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2792 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2794 2012-06-26 Nick Clifton <nickc@redhat.com>
2796 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2798 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2801 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2802 of x x x in the vmovlps load alternative.
2804 2012-06-22 Richard Guenther <rguenther@suse.de>
2806 * gcov-iov.c: Include bconfig.h and system.h.
2808 2012-06-22 Richard Guenther <rguenther@suse.de>
2810 PR gcov-profile/53744
2811 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2813 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2815 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2816 DECL_IGNORED_P non-reg vars even if they are used.
2818 2012-06-19 Jason Merrill <jason@redhat.com>
2821 * dwarf2out.c (modified_type_die): Use scope_die_for.
2822 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2823 (uses_local_type_r, uses_local_type): New.
2824 (scope_die_for): Keep a type that uses a local type in local scope.
2825 Use get_context_die for namespace and type scope.
2827 2012-06-19 Richard Guenther <rguenther@suse.de>
2830 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2831 replace it with the first non-BLOCK context.
2833 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2835 PR rtl-optimization/53700
2837 Backport from mainline
2838 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2840 * ira-color.c (setup_left_conflict_sizes_p): Process all
2841 conflicting objects.
2843 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2845 Backport from mainline
2846 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2849 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2850 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2851 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2852 instead of xop_mulv2div2di3_low.
2853 (xop_p<macs>dql): Fix vec_select selector.
2854 (xop_p<macs>dqh): Ditto.
2855 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2856 (xop_mulv2div2di3_high): Ditto.
2858 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2860 Backport from mainline:
2861 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2863 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2865 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2867 Backport from mainline:
2868 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2870 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2871 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2872 MAX_PCREL17F_OFFSET instead of fixed offset.
2873 (pa_attr_length_call): Likewise.
2874 (pa_attr_length_indirect_call): Likewise.
2876 2012-06-15 Walter Lee <walt@tilera.com>
2878 Backport from mainline:
2879 2012-06-15 Walter Lee <walt@tilera.com>
2881 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2883 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2885 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2887 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2889 Backport from mainline:
2891 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2892 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2893 * gimple.h (block_in_transaction): Check for flag_tm.
2895 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2897 PR tree-optimization/52558
2899 Backport from mainline:
2900 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2901 * gimple.h (gimple_set_in_transaction): Remove.
2902 (gimple_in_transaction): Look in BB instead.
2903 (gimple_statement_base): Remove in_transaction field.
2904 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2905 * trans-mem.c (compute_transaction_bits): Place transaction bit
2906 information into basic blocks.
2908 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2910 PR tree-optimization/52558
2911 * cfg.c (alloc_aux_for_edge): Fix comment.
2912 (alloc_aux_for_edge): Remove static.
2913 * basic-block.h (alloc_aux_for_edge): Protoize.
2914 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2915 (execute_sm_if_changed_flag): New.
2916 (execute_sm_if_changed_flag_set): New.
2917 (execute_sm): Do not generate data races unless requested.
2918 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2919 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2920 * gimple.h (block_in_transaction): New.
2921 (gimple_in_transaction): Use block_in_transaction.
2923 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2925 Backported from mainline
2926 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2928 PR rtl-optimization/53589
2929 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2930 discovery even when e->dest != target. If any LABEL_REF points
2931 to e->dest label, redirect it to target's label.
2933 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2936 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2937 returns false, replace stmt with GIMPLE_NOP.
2938 (check_omp_nesting_restrictions): Instead of issuing warnings,
2939 issue errors and return false if any errors were reported.
2941 2012-06-14 Richard Guenther <rguenther@suse.de>
2943 * BASE-VER: Set to 4.7.2.
2944 * DEV-PHASE: Set to prerelease.
2946 2012-06-12 Christian Bruel <christian.bruel@st.com>
2949 * config/sh/sh.c (sh_option_override): Don't force
2950 flag_omit_frame_pointer and maccumulate_outgoing_args.
2951 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2953 2012-06-14 Release Manager
2955 * GCC 4.7.1 released.
2957 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2959 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2961 2012-06-13 Richard Henderson <rth@redhat.com>
2963 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2964 iterator instead of INT.
2966 2012-06-08 Richard Henderson <rth@redhat.com>
2969 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2970 note to a clobber insn when no other insn is available.
2972 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2975 * doc/invoke.texi (Wenum-compare): Update documentation.
2977 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2980 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2982 (altivec_stvlxl): Ditto.
2983 (altivec_stvrx): Ditto.
2984 (altivec_stvrxl): Ditto.
2986 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2989 * trans-mem.c (expand_block_edges): Do not skip the first
2990 statement when resetting the BB.
2992 2012-06-04 Richard Guenther <rguenther@suse.de>
2995 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2996 create new assembler names.
2998 2012-06-04 Richard Guenther <rguenther@suse.de>
3000 Backport from mainline
3001 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3004 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3005 larger than maxbits. Don't compute maxbits modulo align.
3006 Also check that unit bytes long store at bitpos / unit * unit
3007 doesn't affect bits beyond bitregion_end.
3008 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3009 would not fit into bitregion_start ... bitregion_end + 1 bit
3011 (store_split_bit_field): Decrease unit close to end of bitregion_end
3012 if access is restricted in order to avoid mutual recursion.
3014 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3016 Backport from 2012-06-04 mainline r188172
3019 * config/avr/avr-stdint.h: New file.
3020 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3023 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3025 PR tree-optimization/53550
3026 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3027 is POINTER_TYPE_P, use sizetype as step type instead of type.
3029 2012-06-04 Richard Guenther <rguenther@suse.de>
3030 Eric Botcazou <ebotcazou@adacore.com>
3032 Backport from mainline
3033 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3035 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3036 Change type of BITOFFSET to signed. Make sure the lower bound of
3037 the computed range is non-negative by adjusting OFFSET and BITPOS.
3038 (expand_assignment): Adjust call to get_bit_range.
3040 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3042 * expr.c (get_bit_range): Return the null range if the enclosing record
3043 is part of a larger bit field.
3045 2012-03-20 Richard Guenther <rguenther@suse.de>
3047 * stor-layout.c (finish_bitfield_representative): Fallback
3048 to conservative maximum size if the padding up to the next
3049 field cannot be computed as a constant.
3050 (finish_bitfield_layout): If we cannot compute the distance
3051 between the start of the bitfield representative and the
3052 bitfield member start a new representative.
3053 * expr.c (get_bit_range): The distance between the start of
3054 the bitfield representative and the bitfield member is zero
3055 if the field offsets are not constants.
3057 2012-03-16 Richard Guenther <rguenther@suse.de>
3059 * stor-layout.c (finish_bitfield_representative): Fall back
3060 to the conservative maximum size if we cannot compute the
3061 size of the tail padding.
3063 2012-03-14 Richard Guenther <rguenther@suse.de>
3065 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3066 * stor-layout.c (start_bitfield_representative): New function.
3067 (finish_bitfield_representative): Likewise.
3068 (finish_bitfield_layout): Likewise.
3069 (finish_record_layout): Call finish_bitfield_layout.
3070 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3071 for QUAL_UNION_TYPE fields.
3072 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3073 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3074 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3079 * expr.c (get_bit_range): Unconditionally extract bitrange
3080 from DECL_BIT_FIELD_REPRESENTATIVE.
3081 (expand_assignment): Adjust call to get_bit_range.
3083 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3086 * fold-const.c (fold_binary_loc): Refine previous change.
3088 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3090 Backport from mainline
3091 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3094 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3095 avoid going above orig insn. Update comments.
3097 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3099 Backport from mainline
3100 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3103 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3104 prologue for unwinder and profiler.
3106 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3108 Backport from mainline
3109 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3111 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3113 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3115 Backport from mainline
3116 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3118 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3119 DBX_REGISTER_NUMBER.
3121 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3123 Backport from mainline
3124 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3126 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3127 operand is CONST_INT. Take COSTS_N_INSNS into account.
3128 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3131 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3133 * config/avr/avr.opt (-msp8): Document it.
3134 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3136 2012-05-31 Richard Guenther <rguenther@suse.de>
3139 * expr.c (expand_assignment): Do not use movmisalign on
3142 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3145 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3146 (pa_section_type_flags): New.
3147 (pa_legitimate_constant_p): Revert previous change.
3149 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3151 Backport from mainline
3152 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3155 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3156 accessed indirectly.
3157 (ipa_tm_create_version): Same.
3159 2012-05-30 Jason Merrill <jason@redhat.com>
3162 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3163 about array compound literals.
3165 2012-05-30 Richard Guenther <rguenther@suse.de>
3168 * fold-const.c (fold_binary_loc): Make sure to call
3169 fold_plusminus_mult_expr with the original sign of operands.
3171 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3173 * explow.c (probe_stack_range): Restore simple control flow and stop
3174 again when the probe cannot be generated if HAVE_check_stack.
3176 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3178 PR rtl-optimization/53519
3179 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3180 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3182 2012-05-29 Richard Guenther <rguenther@suse.de>
3184 PR tree-optimization/53516
3185 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3187 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3189 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3191 Backport from mainline
3192 2012-05-28 Richard Guenther <rguenther@suse.de>
3194 PR tree-optimization/53438
3195 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3197 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3199 Backport from mainline
3200 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3202 PR rtl-optimization/52528
3203 * combine.c (can_combine_p): Add setting of subst_low_luid
3204 before call to expand_field_assignment().
3206 2012-05-26 Martin Jambor <mjambor@suse.cz>
3208 Backport from mainline
3209 2012-05-23 Martin Jambor <mjambor@suse.cz>
3211 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3213 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3216 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3217 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3219 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3222 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3223 (ix86_expand_vec_perm): Use int mode instead of float.
3225 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3228 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3229 gnu_ld variables to yes.
3230 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3231 (HAVE_GNU_AS): Likewise.
3232 * config.in: Regenerate.
3233 * configure: Likewise.
3235 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3237 Backport from mainline
3238 2012-03-12 Richard Guenther <rguenther@suse.de>
3239 * config/arm/arm.c (neon_dereference_pointer): Do not call
3240 covert during RTL expansion.
3242 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3244 Backport from mainline
3245 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3248 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3249 relied on signed overflow behavior.
3251 2012-05-24 Richard Guenther <rguenther@suse.de>
3254 * tree-profile.c (tree_profiling): Cleanup the CFG if
3255 execute_fixup_cfg requests it.
3257 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3259 PR tree-optimization/53465
3260 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3261 vr0 into *vr, then vrp_meet that.
3262 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3263 have any equivalences.
3264 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3267 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3269 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3271 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3272 (iterative_hash_gimple_type): Adjust comment.
3273 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3274 domain for an array type instead of the domain type itself.
3276 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3278 Backport from 2012-05-23 mainline r187803
3281 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3282 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3285 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3287 Backport from 2012-05-03 mainline r187075
3289 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3290 has_fma4 for AMD processors with both fma3 and fma4 support.
3292 2012-05-22 Richard Guenther <rguenther@suse.de>
3294 PR tree-optimization/53408
3295 * tree-vect-loop.c (vectorizable_induction): Properly check
3296 the restriction that we cannot handle induction results from
3297 the inner loop outside of the outer loop.
3299 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3301 PR tree-optimization/53436
3302 * omp-low.c (omp_build_component_ref): New function.
3303 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3305 PR tree-optimization/53366
3306 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3307 tests if complex_numbers == 2, but there are non-complex number loads
3310 PR tree-optimization/53409
3311 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3312 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3314 PR tree-optimization/53410
3315 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3316 instead of build_int_cst (type, 0) where vector types might be
3319 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3322 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3323 from folded operands before wrapping another around the
3324 conditional expression.
3326 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3327 Patrick Marlier <patrick.marlier@gmail.com>
3329 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3332 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3334 Backport from mainline
3335 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3338 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3339 (UNSPECV_RDRAND): This.
3340 (rdrand<mode>_1): Updated.
3342 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3344 Backport from mainline
3345 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3347 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3348 RDRND, F16C and FSGSBASE.
3350 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3352 Backport from mainline
3353 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3355 * tree-ssa-pre.c (can_value_number_call): Delete.
3356 (compute_avail): Skip all statements with side effects.
3357 <GIMPLE_CALL>: Skip calls to internal functions.
3359 2012-05-18 David S. Miller <davem@davemloft.net>
3361 Backport r185385 from mainline
3362 2012-03-14 Richard Guenther <rguenther@suse.de>
3365 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3366 element type instead of mode, use build_vector_type_for_mode
3367 instead of the langhook, build a vector of proper signedness.
3368 (expand_vector_operations_1): Adjust.
3370 2012-05-18 Olivier Hainque <hainque@adacore.com>
3372 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3373 $(libsubdir) as libexecsubdir.
3375 2012-05-16 Andrew Pinski <apinski@cavium.com>
3377 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3380 2012-05-16 David S. Miller <davem@davemloft.net>
3382 * jump.c (delete_related_insns): If we remove a CALL, make sure
3383 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3385 2012-05-16 Richard Henderson <rth@redhat.com>
3388 * combine-stack-adj.c (prev_active_insn_bb): New.
3389 (next_active_insn_bb): New.
3390 (force_move_args_size_note): New.
3391 (combine_stack_adjustments_for_block): Use it.
3393 2012-05-16 Olivier Hainque <hainque@adacore.com>
3395 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3396 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3397 Add comments and improve stamp preservation across the whole sequence.
3398 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3400 2012-05-16 Richard Guenther <rguenther@suse.de>
3402 PR tree-optimization/53364
3403 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3404 detect a view-conversion of the decl.
3406 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3409 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3410 that operands[2] is either immediate, or q_regs_operand.
3412 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3414 Backport r187139 from mainline.
3415 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3417 PR rtl-optimization/52804
3418 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3419 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3420 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3421 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3422 RELOAD_FOR_OUTADDR_ADDRESS.
3424 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3427 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3428 generate target register for "load" class builtins.
3431 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3434 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3435 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3436 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3437 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3438 (<sse>_movu<ssemodesuffix>): New expander.
3439 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3440 (avx_movdqu<avxmodesuffix>): New expander.
3441 (*sse2_movdqu): Rename from sse2_movdqu.
3442 (sse2_movdqu): New expander.
3444 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3446 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3447 lineno 1 the same as lineno 0 before first start file directive.
3448 (optimize_macinfo_range): Likewise.
3450 * dwarf2out.c (have_macinfo): Define.
3451 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3452 attribute, don't force empty compilation unit and don't emit any
3453 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3455 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3457 Backport from mainline
3458 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3460 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3461 ORDERED and UNORDERED conditions.
3463 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3465 * function.c (requires_stack_frame_p): If the function can throw
3466 non-call exceptions, return true if the insn can throw internally.
3468 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3470 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3471 DECL_ORIGINAL_TYPE if it is present.
3473 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3475 Backport from 2012-05-12 mainline r187342.
3478 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3479 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3480 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3481 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3482 (expand_prologue): Move initialization of cfun->machine->is_naked,
3483 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3484 (avr_set_current_function): ...this new static function.
3485 (TARGET_SET_CURRENT_FUNCTION): New define.
3486 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3487 checking attributes of current_function_decl.
3488 (avr_regs_to_save): Ditto.
3489 (signal_function_p): Rename to avr_signal_function_p.
3490 (interrupt_function_p): Rename to avr_interrupt_function_p.
3492 * doc/extend.texi (Function Attributes): Better explanation of
3493 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3496 2012-05-09 Matthias Klose <doko@ubuntu.com>
3498 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3500 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3503 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3504 when a constant source operand matches an "I" constraint, the "no
3505 CC0 change" applies to a register-destination only, not a
3506 strict_low_part-destination.
3508 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3510 Backport from mainline:
3511 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3513 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3515 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3517 PR tree-optimization/53239
3518 * tree-vrp.c (get_value_range): Set VR of
3519 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3522 2012-05-07 Richard Guenther <rguenther@suse.de>
3524 PR tree-optimization/53195
3525 * tree-inline.c (setup_one_parameter): Properly add referenced
3526 vars from the parameters new known value.
3528 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3530 Backport from mainline:
3531 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3534 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3537 2012-05-04 Ian Lance Taylor <iant@google.com>
3539 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3540 values from false to NULL.
3542 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3544 Backport from mainline
3545 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3548 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3549 (TARGET_CMOV): Rename from TARGET_CMOVE.
3550 (TARGET_CMOVE): New define.
3551 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3552 Do not set TARGET_CMOVE here.
3554 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3556 Backport from mainline:
3558 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3560 PR tree-optimization/52633
3561 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3562 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3563 (vect_recog_over_widening_pattern): Remove handling of code that was
3564 already detected as over-widening pattern. Remove special handling
3565 of "unsigned" cases. Instead, support general case of conversion
3566 of the shift result to another type.
3568 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3570 * tree-vect-patterns.c (vect_single_imm_use): New function.
3571 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3572 (vect_recog_over_widening_pattern): Likewise.
3573 (vect_recog_widen_shift_pattern): Likewise.
3575 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3577 PR tree-optimization/52870
3578 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3579 presumed pattern statement is within the same loop or basic block.
3581 2012-05-04 Richard Guenther <rguenther@suse.de>
3583 * common.opt (flto-report): Do not mark as Optimization.
3585 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3588 * recog.c (constrain_operands): If extra constraints are present, also
3589 accept pseudo-registers with equivalent memory locations during reload.
3591 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3593 Backport from the mainline
3594 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3597 * config/rs6000/rs6000.md (bswapdi splitters): If
3598 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3599 default) is used, generate an alternate sequence that does not
3600 depend on using indexed addressing.
3602 2012-05-03 David S. Miller <davem@davemloft.net>
3605 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3606 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3607 (sparc_emit_float_lib_cmp): Likewise.
3609 2012-05-04 Martin Jambor <mjambor@suse.cz>
3611 Backport from mainline
3612 2012-05-02 Martin Jambor <mjambor@suse.cz>
3615 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3616 of a variable when the contect is a function.
3618 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3621 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3622 append program name to it and pass that as first argument
3623 to make_relative_prefix. Always pass standard_libexec_prefix
3624 as last argument to make_relative_prefix. If
3625 make_relative_prefix returns NULL, fall back to
3626 standard_libexec_prefix.
3629 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3633 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3634 mode, return that mode.
3636 2012-05-03 Richard Guenther <rguenther@suse.de>
3638 PR tree-optimization/53144
3639 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3641 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3642 with SSA name values.
3643 (vn_reference_lookup_3): Adjust callers.
3645 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3647 PR tree-optimization/53163
3648 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3649 return value from compute_all_dependences.
3651 PR rtl-optimization/53160
3652 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3653 has been modified by ree pass already.
3655 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3657 Backport from mainline
3658 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3661 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3662 calls to cgraph_node_name in xstrdup.
3663 (ipa_make_edge_direct_to_target): Ditto.
3664 * tree-sra.c (convert_callers_for_node): Ditto.
3665 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3666 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3667 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3668 (cgraph_materialize_all_clones): Ditto.
3669 * ipa-inline.c (report_inline_failed_reason): Ditto.
3670 (want_early_inline_function_p): Ditto.
3671 (edge_badness): Ditto.
3672 (update_edge_key): Ditto.
3673 (flatten_function): Ditto.
3674 (ipa_inline): Ditto.
3675 (inline_always_inline_functions): Ditto.
3676 (early_inline_small_functions): Ditto.
3678 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3680 Backport from mainline
3681 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3683 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3684 Introduce emul_name to select the right linker emulation for
3685 powerpc64-*-freebsd*.
3686 * configure: Regenerate.
3687 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3688 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3689 * config/rs6000/freebsd64.h: New file.
3690 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3692 (rs6000_savres_strategy): Likewise.
3693 (rs6000_savres_routine_name): Likewise.
3694 (rs6000_elf_file_end): Likewise.
3695 * config/rs6000/t-freebsd64: New file.
3696 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3697 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3699 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3701 Backport from mainline
3702 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3705 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3707 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3709 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3710 predicate to discriminate types.
3712 2012-04-27 Richard Guenther <rguenther@suse.de>
3715 * convert.c (convert_to_integer): Avoid infinite recursion for
3716 target-defined built-in types.
3718 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3721 * config/cris/cris.md ("*andhi_lowpart_v32")
3722 ("*andqi_lowpart_v32"): Change first input-only operand from
3723 a (match_operand ...) to (match_dup 0). Drop alternatives with
3724 const_int-matching constraints for redundancy.
3725 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3726 three-operand alternative.
3728 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3730 Backport from mainline
3731 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3733 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3734 (*addsi_2_zext): Ditto.
3735 (*add<mode>_3): Ditto.
3736 (*addsi_3_zext): Ditto.
3737 (*add<mode>_5): Ditto.
3739 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3742 * c-typeck.c (set_nonincremental_init,
3743 set_nonincremental_init_from_string): Pass true instead of false
3744 as IMPLICIT to add_pending_init.
3746 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3748 Backport from 2012-04-24 mainline r186768.
3751 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3753 2012-04-24 Richard Guenther <rguenther@suse.de>
3755 PR tree-optimization/53085
3756 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3759 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3762 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3764 (output_addressed_constants): Likewise.
3767 * varasm.c (get_section): Don't ICE for section conflicts with
3768 built-in section kinds.
3770 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3772 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3774 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3776 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3778 2012-04-23 Richard Guenther <rguenther@suse.de>
3781 * c-typeck.c (build_binary_op): Fix typo.
3783 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3785 PR tree-optimizations/52891
3786 * tree-vect-patterns.c (adjust_bool_pattern): Use
3787 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3788 but with non-standard precision.
3790 2012-04-22 Ian Lance Taylor <iant@google.com>
3792 * godump.c (go_output_typedef): Dump size of structs.
3794 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3796 Backport from mainline:
3798 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3799 hints for 'A' operand types.
3801 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3803 Backport from 2012-04-19 mainline r186588.
3806 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3807 the case *(X+const).
3809 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3811 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3813 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3816 * config/i386/sync.md (atomic_<code><mode>): Rename to
3817 atomic_<logic><mode>.
3819 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3821 Backport from mainline
3822 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3825 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3826 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3827 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3828 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3829 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3830 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3831 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3832 gen_avx2_permvarv8sf.
3834 2012-04-16 Martin Jambor <mjambor@suse.cz>
3836 Backported from mainline
3838 2012-04-13 Martin Jambor <mjambor@suse.cz>
3841 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3842 fold_ctor_reference returns a zero constant.
3844 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3846 Backported from mainline
3847 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3849 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3850 and __ILP32__ for x32.
3852 2012-04-13 Tom de Vries <tom@codesourcery.com>
3854 Backport from mainline r186418.
3856 2012-04-13 Tom de Vries <tom@codesourcery.com>
3858 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3859 parameters vuse and vuse_escaped.
3860 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3861 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3864 2012-04-13 Richard Guenther <rguenther@suse.de>
3866 PR tree-optimization/52969
3867 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3868 the condition for the COND_EXPR and handle predicate negation
3869 by swapping the COND_EXPR arms.
3871 2012-04-13 Richard Guenther <rguenther@suse.de>
3874 * convert.c (convert_to_pointer): Remove special-casing of
3877 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3879 Backport from mainline
3880 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3883 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3884 the list of options to enable the FCFID instruction.
3885 (TARGET_EXTRA_BUILTINS): Adjust comment.
3887 2012-04-12 Richard Guenther <rguenther@suse.de>
3889 PR tree-optimization/52943
3890 * tree-chrec.h (chrec_is_positive): Remove.
3891 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3892 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3893 Return false for a constant zero instead of negative.
3894 (analyze_siv_subscript_cst_affine): Handle zero difference
3895 in the initial condition explicitely.
3897 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3900 * varasm.c (process_pending_assemble_externals): Set
3901 pending_assemble_externals_processed true.
3902 (assemble_external): Call assemble_external_real if the pending
3903 assemble externals have been processed.
3905 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3908 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3909 the DECL generated for the special GOT helper.
3911 2012-04-06 Walter Lee <walt@tilera.com>
3913 Backport from mainline
3914 2012-03-07 Walter Lee <walt@tilera.com>
3916 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3917 REG_CFA_* notes for the stack pointer.
3918 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3919 EH_RETURN_STACKADJ_RTX.
3920 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3921 generate REG_CFA_* notes for the stack pointer.
3922 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3923 by EH_RETURN_STACKADJ_RTX.
3925 2012-04-06 Matt Turner <mattst88@gmail.com>
3927 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3929 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3931 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3932 of the destination isn't also a FP_REGS register.
3934 2012-04-03 Richard Guenther <rguenther@suse.de>
3936 Backport from mainline
3937 2012-03-02 Richard Guenther <rguenther@suse.de>
3939 PR tree-optimization/52406
3940 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3941 (struct indices): Add unconstrained_base member.
3942 (struct dr_alias): Remove unused vops member.
3943 (DR_UNCONSTRAINED_BASE): New define.
3944 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3945 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3946 be an artificial access that covers the whole indexed object,
3947 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3948 plain decl base-objects to their MEM_REF variant.
3949 (dr_may_alias_p): When the base-object of either data reference
3950 has unknown size use only points-to information.
3951 (compute_affine_dependence): Make dumps easier to read and
3953 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3954 DR_REF when looking for packed references.
3955 (vect_supportable_dr_alignment): Likewise.
3957 2012-04-03 Richard Guenther <rguenther@suse.de>
3959 Backport from mainline
3960 2012-03-15 Richard Guenther <rguenther@suse.de>
3963 * tree-data-ref.c (subscript_dependence_tester_1): Check
3964 all dimensions for non-conflicting access functions.
3966 2012-04-03 Richard Guenther <rguenther@suse.de>
3968 Backport from mainline
3969 2012-03-06 Richard Guenther <rguenther@suse.de>
3972 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3974 2012-03-23 Richard Guenther <rguenther@suse.de>
3976 PR tree-optimization/52678
3977 * tree-vectorizer.h (struct _stmt_vec_info): Add
3978 loop_phi_evolution_part member.
3979 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3980 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3981 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3982 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3983 Use the cached evolution part and the PHI nodes value from
3984 the loop preheader edge instead of re-analyzing the evolution.
3986 2012-03-26 Richard Guenther <rguenther@suse.de>
3988 PR tree-optimization/52701
3989 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3990 compute and set the evolution part of PHI nodes.
3992 2012-03-30 Richard Guenther <rguenther@suse.de>
3994 PR tree-optimization/52754
3995 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3996 propagate arbitrary addresses into really plain dereferences.
3998 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4000 PR tree-optimization/52835
4001 * tree-data-ref.c (build_rdg): Return NULL if
4002 compute_data_dependences_for_loop failed.
4004 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4006 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4007 (stmt_can_make_abnormal_goto): Use it.
4008 (is_ctrl_altering_stmt): Likewise.
4010 2012-03-31 Martin Jambor <mjambor@suse.cz>
4012 Backported from mainline
4013 2012-03-30 Martin Jambor <mjambor@suse.cz>
4015 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4016 is a builtin_stack_save in a dominating BB.
4018 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4020 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4021 crossing 128bit lane boundary.
4023 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4025 Backported from mainline
4026 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4029 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4031 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4032 * config/i386/i386.c: Include reload.h.
4033 (ix86_legitimize_reload_address): New function.
4035 2012-03-28 Martin Jambor <mjambor@suse.cz>
4037 Backported from mainline
4038 2012-03-27 Martin Jambor <mjambor@suse.cz>
4041 * tree-sra.c (sra_modify_assign): Do not call
4042 load_assign_lhs_subreplacements when working with an unscalarizable
4045 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4048 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4049 __builtin_va_start to __builtin_next_arg if the latter is
4050 builtin_decl_explicit_p rather than when it is not.
4053 * tree-vect-generic.c (vector_element): Perform multiplication
4054 for pos in bitsizetype type instead of idx type.
4056 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4058 Backport from 2012-03-28 mainline r185910.
4061 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4062 (avr_builtin_decl): New static function.
4063 (struct avr_builtin_description, avr_bdesc): Move up.
4064 Add GTY marker. Add field fndecl. Remove redundant field id.
4065 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4066 (avr_expand_builtin): Code cleanup because .id is removed.
4068 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4071 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4074 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4076 Backport from 2012-03-28 mainline r185907.
4079 * config.gcc (tm_file): Remove avr/multilib.h.
4081 * doc/invoke.texi (AVR Options): Adjust
4082 documentation of -mtiny-stack.
4084 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4085 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4086 * config/avr/t-avr: Remove generation of multilib.h.
4087 * config/avr/t-multilib: Regenerate.
4088 * config/avr/multilib.h: Remove.
4089 * config/avr/avr.opt (-msp8): New option.
4090 (avr_sp8): New variable.
4091 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4092 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4093 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4094 (avr_device_to_sp8): New prototype.
4095 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4096 (DRIVER_SELF_SPECS): New define.
4097 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4098 __AVR_SP8__, __AVR_HAVE_SPH__.
4099 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4100 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4101 (avr_file_start): Ditto.
4103 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4106 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4107 instead of 8 in adjust_address.
4109 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4111 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4112 of a unit before computing the offset in units.
4114 2012-03-27 Richard Guenther <rguenther@suse.de>
4117 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4120 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4123 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4125 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4128 * varasm.c: Include pointer-set.h.
4129 (pending_assemble_externals_set): New pointer set.
4130 (process_pending_assemble_externals): Destroy the pointer set.
4131 (assemble_external): See if decl is in pending_assemble_externals_set,
4132 and add it to pending_assemble_externals if necessary.
4133 (init_varasm_once): Allocate pending_assemble_externals_set.
4135 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4137 Backported from mainline
4138 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4141 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4142 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4143 (vector_ltgt<mode>): Likewise.
4144 (vector_ordered<mode>): Likewise.
4145 (vector_unordered<mode>): Likewise.
4146 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4148 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4150 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4153 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4155 Backported from mainline
4156 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4160 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4161 GENERAL_REGS and FP_REGS for SImode.
4163 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4166 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4167 on any new_local_var_chain vars declared during recursing on
4168 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4170 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4172 Backport from 2012-03-22 mainline r185692.
4175 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4176 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4177 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4178 (delay_cycles_1, delay_cycles_2): Ditto.
4179 (delay_cycles_3, delay_cycles_4): Ditto.
4180 (nopv, *nopv): Ditto.
4181 (sleep, *sleep): Ditto.
4184 Backport from 2012-03-21 mainline r185605.
4186 PR rtl-optimization/52543
4188 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4189 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4190 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4191 (avr_load_libgcc_p): Restrict to __flash loads.
4192 (avr_out_lpm): Only handle 1-byte loads from __flash.
4193 (avr_load_lpm): New function.
4194 (avr_find_unused_d_reg): Remove.
4195 (avr_out_lpm_no_lpmx): Remove.
4196 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4197 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4198 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4199 (load_<mode>, load_<mode>_clobber): New insns.
4200 (mov<mode>): For multi-byte move from non-generic
4201 16-bit address spaces: Expand to load_<mode> resp.
4202 load_<mode>_clobber.
4203 (load<mode>_libgcc): Remove expander.
4204 (split-lpmx): Remove split.
4206 Backport from 2012-03-13 mainline r185329.
4209 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4210 offset (size) to a value the insns can deal with.
4211 (expand_epilogue): Ditto.
4213 Backport from 2012-03-12 mainline r185256.
4216 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4217 type from reg_class_t to enum reg_class.
4218 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4220 Backport from 2012-03-12 mainline r185253.
4223 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4224 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4225 r184615 from 2012-02-28.
4227 Backport from 2012-03-08 mainline r185105.
4229 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4230 for constants in [-63,63].
4232 Backport from 2012-03-08 mainline r185100.
4235 * config/avr/avr.c (avr_mem_clobber): New static function.
4236 (avr_expand_delay_cycles): Add memory clobber operand to
4237 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4238 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4239 (enable_interrupt, disable_interrupt): New expander.
4240 (nopv, sleep, wdr): New expanders.
4241 (delay_cycles_1): Add memory clobber.
4242 (delay_cycles_2): Add memory clobber.
4243 (delay_cycles_3): Add memory clobber.
4244 (delay_cycles_4): Add memory clobber.
4245 (cli_sei): New insn from former "enable_interrupt",
4246 "disable_interrupt" with memory clobber.
4247 (*wdt): New insn from former "wdt" with memory clobber.
4248 (*nopv): Similar, but for "nopv".
4249 (*sleep): Similar, but for "sleep".
4251 Backport from 2012-03-07 mainline r185043.
4254 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4256 Backport from 2012-03-07 mainline r185032.
4259 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4260 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4261 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4263 Backport from 2012-03-07 mainline r185031.
4266 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4268 * config/avr/avr.md (xload_8): Adjust insn length.
4270 Backport from 2012-03-07 mainline r185030.
4273 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4274 if RAMPZ affects reading from RAM.
4276 Backport from 2012-03-05 mainline r184919.
4278 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4280 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4282 Backport from mainline r185259.
4285 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4286 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4288 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4290 Backported from mainline
4291 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4294 * c-parser.c (c_parser_postfix_expression)
4295 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4297 * config/i386/smmintrin.h: Avoid /* within a comment.
4298 * config/i386/nmmintrin.h: Likewise.
4300 2012-03-22 Richard Guenther <rguenther@suse.de>
4302 * BASE-VER: Set to 4.7.1.
4303 * DEV-PHASE: Set to prerelease.
4305 2012-03-22 Release Manager
4307 * GCC 4.7.0 released.
4309 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4311 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4313 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4314 Andrew Pinski <apinski@cavium.com>
4317 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4318 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4319 calls instead of __builtin_ir{int,ound}*.
4321 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4324 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4327 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4329 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4330 Refer to GCC 4.7 version of c99status.html.
4332 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4334 Backport from mainline
4335 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4337 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4338 redefine to be NULL if the current bit-size is different from the
4339 configured bit-size.
4341 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4342 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4343 set the default tuning. Add asserts to make sure the cpu and tune
4344 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4345 test whether the index is set, instead of > 0.
4346 (rs6000_file_start): Do not reset the default cpu if the current
4347 bit-size is different from the configured bit-size.
4349 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4351 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4353 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4354 Update binutils references.
4355 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4356 Update binutils reference.
4357 Update Sun as/GNU ld caveat.
4358 Document binutils largefile requirement for LTO plugin.
4359 Remove reference to alternate libpthread.
4361 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4363 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4365 (Specific, mips-sgi-irix6): Likewise.
4367 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4369 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4370 * configure: Regenerate.
4372 2012-03-07 Richard Henderson <rth@redhat.com>
4374 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4375 * config/m68k/sync.md (atomic_test_and_set): Use it.
4376 (atomic_test_and_set_1): Likewise.
4378 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4381 * Makefile.in: Let install-gcc-ar depend on installdirs,
4382 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4383 Don't double canonicalize if cross-compiling.
4385 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4387 * trans-mem.c: New typedef for tm_region_p.
4388 Define vector types for tm_region_p.
4389 (tm_region_init): Replace region_worklist to a vector called
4392 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4395 * trans-mem.c (tm_region_init): Use last_basic_block.
4397 2012-03-05 Richard Henderson <rth@redhat.com>
4400 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4401 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4402 BIGGEST_ALIGNMENT is aligned.
4404 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4406 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4408 2012-03-05 Richard Henderson <rth@redhat.com>
4411 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4412 instead of calling negqi2 directly.
4414 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4416 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4417 (INTMAX_TYPE): Use it.
4418 (UINTMAX_TYPE): Likewise.
4419 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4420 (irix6_c_common_override_options): Declare.
4421 (C_COMMON_OVERRIDE_OPTIONS): Define.
4422 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4423 * config/mips/irix6-c.c: New file.
4424 * config/mips/t-irix6 (irix6-c.o): New target.
4425 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4428 2012-03-02 Richard Henderson <rth@redhat.com>
4430 * optabs.c (expand_atomic_test_and_set): Honor
4431 atomic_test_and_set_trueval even when atomic_test_and_set
4432 optab is not in use.
4434 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4436 Backport from mainline
4437 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4439 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4441 2012-03-02 Richard Guenther <rguenther@suse.de>
4443 * DEV-PHASE: Set to prerelease.
4445 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4447 * config.gcc (obsolete): Add all ARM targets using the FPA.
4448 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4449 * doc/install.texi: Avoid references to obsolete ARM ports.
4451 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4453 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4455 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4456 Joern Rennecke <joern.rennecke@embecosm.com>
4458 * doc/extend.texi: Expand and update information on interrupt
4459 attribute for Epiphany.
4461 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4463 * config/sh/sh-protos.h: Update copyright notice dates.
4464 * config/sh/sh.h: Likewise.
4465 * config/sh/sh.md: Likewise.
4466 * config/sh/constraints.md: Likewise.
4467 * config/sh/predicates.md: Likewise.
4469 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4471 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4472 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4474 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4476 * config/sh/constraints.md: Fix comment typo.
4478 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4481 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4482 unsigned HOST_WIDE_INT.
4483 (zvdep_imm64): Likewise.
4484 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4485 (vdepi_and): Likewise.
4486 Likewise for unamed 64-bit patterns.
4487 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4489 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4492 PR rtl-optimization/52417
4493 * cselib.c (cselib_any_perm_equivs): New variable.
4494 (cselib_reset_table): Check that it's not set when not
4495 preserving constants.
4496 (cselib_add_permanent_equiv): Set it.
4497 (cselib_have_permanent_equivalences): New.
4498 (cselib_init, cselib_finish): Reset it.
4499 * cselib.h (cselib_have_permanent_equivalences): Declare.
4500 * alias.c (get_addr): Restore earlier behavior when there
4501 aren't permanent equivalences.
4503 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4505 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4506 * config/v850/v850-modes.def: Fix copyright notice.
4508 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4510 * doc/extend.texi (AVR Built-in Functions): Document
4511 __builtin_avr_flash_segment.
4513 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4514 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4515 (*split.flash_segment): New insn-and-split.
4516 * config/avr/avr.c (avr_init_builtins): Add local variables:
4517 const_memx_void_node, const_memx_ptr_type_node,
4518 char_ftype_const_memx_ptr.
4520 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4522 PR tree-optimization/52445
4523 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4524 add ssa_name_ver, offset and size fields and change store field
4526 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4527 (add_or_mark_expr): Likewise. Only consider previous stores
4528 with the same size and offset.
4529 (nt_init_block): Only look at gimple_assign_single_p stmts,
4530 doesn't look at rhs2.
4532 2012-03-01 Richard Guenther <rguenther@suse.de>
4535 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4536 conversions from integral types to pointer types.
4538 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4540 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4541 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4542 unintentionally removed in r184616.
4544 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4546 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4549 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4550 Uros Bizjak <ubizjak@gmail.com>
4553 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4554 alternatives, add "e" constraint to the new last alternative
4555 and ! to last 3 alternatives.
4557 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4559 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4560 DW_AT_artificial attributes at the end of the processing.
4561 (gen_array_type_die): Likewise.
4562 (gen_enumeration_type_die): Likewise.
4563 (gen_struct_or_union_type_die): Likewise.
4564 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4567 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4570 * expr.c (expand_assignment): If doing misaligned store that doesn't
4571 cover all mode bits, perform a RMW cycle.
4573 PR tree-optimization/52429
4574 * tree-parloops.c (separate_decls_in_region_debug): Return early
4575 if var is LABEL_DECL.
4577 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4579 PR tree-optimization/52424
4580 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4581 calling dom_thread_across_edge.
4583 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4585 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4587 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4589 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4590 * config/avr/avr.c (avr_output_bld): Remove unused function.
4591 (avr_out_sbxx_branch): Use "%T" to print bit position.
4593 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4595 * config/avr/avr.md: Untabify.
4597 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4599 * config/avr/avr.md (eqne): New code iterator.
4600 (*dec-and-branchsi): Use it in text peephole's condition.
4601 (*dec-and-branchhi): Ditto.
4602 (*dec-and-branchqi): Ditto.
4604 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4607 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4608 the device does not have the skip-bug.
4610 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4612 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4613 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4614 -mpretend-cmove): New.
4616 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4619 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4620 doesn't count DEBUG_INSN refs.
4621 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4622 for DEBUG_INSN refs.
4624 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4628 2012-02-20 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/52298
4630 * tree-vect-stmts.c (vectorizable_load): Properly use
4631 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4634 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4637 * gimple.h (gimple_in_transaction): New.
4638 (gimple_set_in_transaction): New.
4639 (struct gimple_statement_base): Add in_transaction field.
4640 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4642 (tree_ssa_lim_initialize): Compute transaction bits.
4643 * tree.h (compute_transaction_bits): Protoize.
4644 * trans-mem.c (tm_region_init): Use the heap to store BB
4646 (compute_transaction_bits): New.
4648 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4650 * gcc.c (display_help): Document --help=common and sort entries
4653 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4655 * doc/install.texi: Document check-$LANG specific shortcuts
4657 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4660 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4662 * config/arm/arm_neon.h: Regenerate.
4663 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4664 (neon_vcgeu): New insn.
4665 (neon_vcgtu): Likewise.
4666 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4667 (ops): Unsigned comparison intrinsics call a different
4670 2012-02-28 Richard Guenther <rguenther@suse.de>
4673 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4674 ordering for the VEC_CONCAT for two element vectors for
4675 V2SFmode, V2SImode and V2DImode.
4677 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4680 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4681 detecting big-endian triplets.
4683 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4685 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4686 mode if there is no type information available.
4688 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4690 PR tree-optimization/53207
4691 * doc/invoke.texi: Document as experimental and relying on graphite.
4693 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4695 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4696 of initializer to changes from r184614.
4698 2012-02-28 Richard Guenther <rguenther@suse.de>
4700 PR tree-optimization/52395
4701 * tree-sra.c (build_ref_for_offset): Also look at the base
4702 TYPE_ALIGN when figuring out the alignment of the replacement.
4704 2012-02-28 Richard Guenther <rguenther@suse.de>
4706 PR tree-optimization/52402
4707 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4708 mis-aligned types when creating the accesses at the call site.
4710 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4712 * config/avr/builtins.def: New file.
4713 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4714 * config/avr/avr.c (enum avr_builtin_id): Use it.
4715 (avr_init_builtins): Use it. And use avr_bdesc.
4716 (bdesc_1arg): Remove.
4717 (bdesc_2arg): Remove.
4718 (bdesc_3arg): Remove.
4719 (struct avr_builtin_description): Add field n_args.
4720 (avr_bdesc): New static variable using builtins.def.
4721 (avr_expand_builtin): Use it.
4722 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4723 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4724 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4726 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4729 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4730 match only one single hard register with respective hard reg rtx.
4731 (movmemx_<mode>): Ditto.
4732 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4733 insn anatomy of movmem[x]_<mode>.
4734 (avr_out_movmem): Same for printing assembler and operand usage.
4736 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4740 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4741 address spaces located outside of device flash.
4743 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4744 (mcu_type_s): Add field n_flash.
4745 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4746 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4747 (AVR_MCU): Add N_FLASH argument.
4748 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4749 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4750 macro __FLASH<n> if that address space makes sense for the device.
4751 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4752 outside of target flash.
4753 (avr_asm_named_section): Ditto.
4754 (avr_asm_select_section): Ditto.
4755 (avr_addr_space_convert): Ditto.
4756 (avr_emit_movmemhi): Ditto.
4757 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4758 address space is outside of device flash.
4759 (avr_insert_attributes): Ditto.
4760 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4761 avr_current_arch->n_segments.
4763 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4766 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4768 (*movabs<mode>_2): Likewise.
4770 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4773 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4774 s_register_operand in the test instead of REG_P. Don't call
4775 gen_reg_rtx if it won't be used.
4777 PR tree-optimization/52376
4778 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4780 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4782 * ifcvt.c (noce_get_condition): Check condition variable is not
4783 small_register_classes_for_mode_p before accepting.
4785 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4787 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4789 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4792 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4793 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4795 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4797 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4799 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4801 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4803 * config/sh/predicates.md: Remove blank lines.
4804 * config/sh/sh.c: Fix typos in comments.
4805 * config/sh/constraints.md: Likewise.
4806 * config/sh/sh.md: Remove blank lines.
4807 Fix typos in comments. Use ;; as comment characters.
4809 2012-02-26 Walter Lee <walt@tilera.com>
4811 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4812 (replace_mov_pcrel_step2): Ditto.
4814 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4817 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4818 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4819 and locs that reference values newer than the non-canonical value
4820 at hand. Return the canonical value as a worst case.
4821 (memrefs_conflict_p): Walk canonical value's locs.
4824 * cselib.c (preserve_only_constants): Rename to...
4825 (preserve_constants_and_equivs): ... this. Split out...
4826 (invariant_or_equiv_p): ... this. Preserve plus expressions
4827 of other preserved expressions too.
4828 (cselib_reset_table): Adjust.
4829 * var-tracking.c (reverse_op): Use canonical value to build
4832 2012-02-23 Kai Tietz <ktietz@redhat.com>
4834 * config/i386/i386.c (ix86_delegitimize_address): Handle
4835 UNSPEC_PCREL plus displacement.
4837 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4840 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4841 to test for unusedness in st X addressing.
4843 2012-02-24 Richard Guenther <rguenther@suse.de>
4846 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4847 (is_gimple_reg_type): Move inline ...
4848 * gimple.h (is_gimple_reg_type): ... here.
4850 2012-02-24 Richard Guenther <rguenther@suse.de>
4853 * passes.c (execute_function_todo): When verifying SSA form
4854 verify gimple form first.
4855 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4857 2012-02-24 Richard Guenther <rguenther@suse.de>
4860 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4861 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4863 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4865 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4867 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4869 * tree-phinodes.c (make_phi_node): Mark static.
4870 * tree-flow.h (make_phi_node): Remove extern decl.
4871 * doc/gimple.texi (make_phi_node): Remove documentation.
4873 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4875 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4876 * tree-ssa-sccvn.c (print_scc): Ditto.
4878 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4880 * doc/passes.texi (Full redundancy elimination): Fix typo.
4882 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4884 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4886 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4889 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4891 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4894 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4896 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4898 * config/avr/avr.md (code_stdname): Add ior, xor.
4899 (xior): New code iterator.
4900 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4901 (*<code_stdname><mode>qi.byte1-3): Ditto.
4903 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4905 PR tree-optimization/52019
4906 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4909 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4911 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4912 HAVE_INITFINI_ARRAY to work around namespace pollution in
4913 certain versions of newlib system headers.
4914 * config.in: Regenerate.
4915 * configure: Regenerate.
4916 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4917 instead of HAVE_INITFINI_ARRAY.
4919 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4922 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4923 is not offsettable memory reference.
4925 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4928 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4929 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4931 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4933 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4934 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4936 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4938 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4939 library on Solaris 8 even without TLS support.
4940 * configure: Regenerate.
4942 2012-02-22 Richard Guenther <rguenther@suse.de>
4945 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4946 for GIMPLE_DEBUG stmts.
4948 2012-02-22 Martin Jambor <mjambor@suse.cz>
4951 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4952 according to the base object.
4954 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4956 PR rtl-optimization/50063
4957 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4958 and 2 (8-bit SP) in operand 2.
4959 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4960 setup to use movhi_sp_r instead of vanilla move to write SP.
4961 Adjust REG_CFA notes to superseed unspec.
4962 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4964 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4965 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4966 irq_state 1 (IRQ known to be on) here.
4968 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4970 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4972 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4973 assign_hard_reg): Likewise.
4975 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4977 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4979 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4982 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4983 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4985 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4987 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4988 prototype from here to...
4989 * config/avr/avr.h: ...here.
4991 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4994 * thumb2.md (thumb2_shiftsi3_short): Split register and
4995 immediate shifts. For register shifts tie operands 0 and 1.
4996 (peephole2 for above): Check that register-controlled shifts
4997 have suitably tied operands.
4999 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5002 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5003 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5004 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5005 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5006 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5007 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5008 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5009 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5010 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5011 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5012 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5013 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5014 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5015 bdver1_ssevector_avx256_unaligned_load,
5016 bdver1_ssevector_sse128_unaligned_load,
5017 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5018 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5019 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5020 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5021 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5022 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5023 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5024 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5025 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5026 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5027 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5028 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5029 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5030 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5031 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5032 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5033 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5034 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5035 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5036 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5037 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5038 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5039 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5040 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5041 bdver1_ssediv_double_load, bdver1_ssediv_double,
5042 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5043 Add "bdver2" attribute.
5045 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5047 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5048 default if possible and not specified otherwise.
5050 2012-02-21 Richard Guenther <rguenther@suse.de>
5053 * gimplify.c (create_tmp_from_val): Use the main variant type
5054 for the type of the temporary we create.
5056 2012-02-21 Richard Guenther <rguenther@suse.de>
5058 PR tree-optimization/52324
5059 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5060 do not gimplify a MEM_REF address operand if it is already
5063 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5065 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5066 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5068 2012-02-21 Richard Guenther <rguenther@suse.de>
5070 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5071 nested_in_vect_loop.
5073 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5075 PR tree-optimization/52318
5076 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5077 vdef also to non-pure/const call stmts in the sequence.
5079 2012-02-20 David S. Miller <davem@davemloft.net>
5081 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5082 don't use the "rd %pc" instruction on v9 for PIC register loads.
5084 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5087 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5088 in a transaction safe function.
5090 2012-02-20 Kai Tietz <ktietz@redhat.com>
5093 * stor-layout.c (place_field): Handle desired_align for
5096 2012-02-20 Richard Guenther <rguenther@suse.de>
5098 PR tree-optimization/52298
5099 * tree-vect-stmts.c (vectorizable_store): Properly use
5100 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5102 (vectorizable_load): Likewise.
5103 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5104 Access DR_STEP after ensuring it is not NULL.
5106 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5108 PR tree-optimization/52286
5109 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5110 optimization use double_int_to_tree instead of build_int_cst_wide,
5111 rewrite to use double_int vars.
5113 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5116 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5118 Remove -e 0 from $gcc_cv_ld invocation.
5119 Only use __GLIBC_PREREQ if defined.
5120 Enable on Solaris since Solaris 8 patch.
5121 (gcc_SUN_LD_VERSION): New macro.
5122 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5123 gcc_SUN_LD_VERSION for version number format.
5124 * configure: Regenerate.
5125 * varasm.c (get_elf_initfini_array_priority_section): Set
5126 SECTION_NOTYPE for non-default priority.
5127 Use get_section instead of get_unnamed_section to emit
5128 .init_array/.fini_array with default priority.
5130 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5132 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5133 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5134 (mips_start_unique_function, mips_output_mips16_rdhwr)
5135 (mips_code_end): New functions.
5136 (TARGET_ASM_CODE_END): Define.
5138 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5140 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5141 to stubs with non-sibling calls.
5143 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5145 * doc/invoke.texi (-fira-* options): Copy-edit.
5146 (ira-* parameters): Copy-edit.
5148 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5150 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5151 GCC coding conventions.
5153 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5155 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5156 when used as adjectives.
5158 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5160 * doc/invoke.texi: Clean up "that"/"which" confusion.
5162 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5164 * system.h: Poison SMALL_REGISTER_CLASSES
5165 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5166 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5168 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5170 PR tree-optimization/52285
5171 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5172 when deciding if a call is a tail call or tail recursion.
5174 2012-02-16 Kai Tietz <ktietz@redhat.com>
5176 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5177 interger-constant displacement for UNSPEC_PCREL.
5179 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5181 PR rtl-optimization/52208
5182 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5183 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5185 PR tree-optimization/52255
5186 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5187 loop->header has virtual PHI, but exit_e->dest doesn't, add
5188 virtual PHI to exit_e->dest and adjust all uses after the loop.
5191 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5192 children with clone_tree_hash, not after it.
5194 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5196 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5197 extended identifiers.
5199 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5202 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5203 a same_body_alias, also test whether e->callee isn't a former
5204 or current clone of the decl this is a same body alias of.
5206 PR translation/52264
5207 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5209 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5211 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5213 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5216 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5217 force_reg instead of copy_to_reg for better optimization. Force
5218 non-register or memory operands into a register.
5220 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5222 * extend.texi: Reserve upper bits of memory model for future use.
5224 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5225 Anatoly Sokolov <aesok@post.ru>
5226 Eric Weddington <eric.weddington@atmel.com>
5229 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5230 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5231 Rewrite initializers for .macro.
5232 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5233 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5234 atxmega32d4, atxmega32x1.
5235 avrxmega4: atxmega64a3, atxmega64d3.
5236 avrxmega5: atxmega64a1, atxmega64a1u.
5237 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5238 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5239 avrxmega7: atxmega128a1, atxmega128a1u.
5240 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5241 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5242 (struct base_arch_s): Rename reserved to xmega_p.
5243 Rename reserved2 to have_rampd.
5244 (AVR_XMEGA): New define.
5245 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5246 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5247 * config/avr/predicates.md (io_address_operand): Take into
5249 (low_io_address_operand): Ditto.
5250 (high_io_address_operand): Ditto.
5251 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5252 (enabled, movhi_sp_r): Use them.
5253 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5254 cpp_define_formatted to built-in define __AVR_ARCH__.
5255 (__AVR_XMEGA__): New built-in define.
5256 (__AVR_HAVE_RAMPD__): New built-in define.
5257 (__AVR_HAVE_RAMPX__): New built-in define.
5258 (__AVR_HAVE_RAMPY__): New built-in define.
5259 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5261 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5262 (avr_option_override): Initialize them.
5263 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5264 (avr_init_expanders): Initialize them. No more block several calls.
5265 (emit_push_sfr): New static function.
5266 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5268 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5269 (avr_print_operand): Print addreeses as symbols for
5270 RAMPX, RAMPY, RAMPD, CCP.
5271 (output_movhi): Handle AVR_XMEGA when writing to SP.
5272 (avr_out_movhi_mr_r_xmega): New static function.
5273 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5274 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5275 __RAMPD__, __CCP__ as needed.
5277 * config/avr/multilib.h: Regenerate.
5278 * config/avr/t-multilib: Regenerate.
5279 * config/avr/avr-tables.opt: Regenerate.
5281 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5283 PR tree-optimization/50561
5284 * graphite-flattening.c (lst_project_loop): Do not
5285 remove old scattering dimensions after flattening.
5286 (lst_do_flatten): Likewise.
5288 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5290 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5291 __builtin_avr_map8, __builtin_avr_map16.
5292 Document __builtin_avr_insert_bits.
5294 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5295 (insert_bits): New insn.
5296 (adjust_len.map_bits): Rename to insert_bits.
5297 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5298 * avr-protos.h (avr_out_map_bits): Remove.
5299 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5300 * config/avr/constraints.md (Cxf,C0f): New.
5301 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5302 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5303 New built-in define __BUILTIN_AVR_INSERT_BITS.
5304 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5305 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5306 (avr_move_bits): Rewrite.
5307 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5309 (avr_map_op_t): New typedef.
5310 (avr_map_op): New static variable.
5311 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5312 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5313 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5314 (bdesc_3arg, avr_expand_triop_builtin): New.
5315 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5316 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5317 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5318 (avr_map_equal_p, avr_map_sig_p): Remove.
5319 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5320 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5321 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5322 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5323 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5324 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5326 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5328 * config/c6x/c6x.md (reserve_cycles): New attribute.
5329 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5330 don't reserve functional units after the branch occurs.
5332 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5335 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5336 functions into non-tm_pure functions.
5338 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5341 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5342 (iterative_hash_canonical_type): Likewise.
5343 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5346 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5348 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5349 sched-group insn, it either remains alone or the entire list is pruned.
5351 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5353 * doc/install.texi (Prerequisites): Fix grammar.
5354 (Configuration): Likewise.
5356 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5358 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5359 MPC as part of GCC before describing configuring with --with-gmp etc.
5360 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5361 sources are present.
5363 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5366 * dwarf2out.c (clone_tree_hash): New function.
5367 (copy_decls_walk): Use it instead of clone_tree.
5369 2012-02-14 Richard Guenther <rguenther@suse.de>
5371 PR tree-optimization/52244
5372 PR tree-optimization/51528
5373 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5374 replacements for integral types.
5376 2012-02-14 Walter Lee <walt@tilera.com>
5378 * config.gcc: Handle tilegx and tilepro.
5379 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5381 Add HAVE_AS_TLS check for tilegx and tilepro.
5382 * configure: Regenerate.
5383 * doc/contrib.texi: Add Mat Hostetter and self.
5384 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5385 Document instruction intrinsics and network accessing intrinsics.
5386 (TILEPro Built-in Functions): New node. Document instruction
5387 intrinsics and network accessing intrinsics.
5388 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5389 (Specific, tilepro-*-linux*): Likewise.
5390 * doc/invoke.texi (TILE-Gx Options): New section.
5391 (TILEPro Options): New section.
5392 * doc/md.texi (TILE-Gx): New section.
5393 (TILEPro): New section.
5394 * common/config/tilegx/tilegx-common.c: New file.
5395 * common/config/tilepro/tilepro-common.c: New file.
5396 * config/tilegx/constraints.md: New file.
5397 * config/tilegx/linux.h: New file.
5398 * config/tilegx/mul-tables.c: New file.
5399 * config/tilegx/predicates.md: New file.
5400 * config/tilegx/sync.md: New file.
5401 * config/tilegx/t-tilegx: New file.
5402 * config/tilegx/tilegx-builtins.h: New file.
5403 * config/tilegx/tilegx-c.c: New file.
5404 * config/tilegx/tilegx-generic.md: New file.
5405 * config/tilegx/tilegx-modes.def: New file.
5406 * config/tilegx/tilegx-multiply.h: New file.
5407 * config/tilegx/tilegx-protos.h: New file.
5408 * config/tilegx/tilegx.c: New file.
5409 * config/tilegx/tilegx.h: New file.
5410 * config/tilegx/tilegx.md: New file.
5411 * config/tilegx/tilegx.opt: New file.
5412 * config/tilepro/constraints.md: New file.
5413 * config/tilepro/gen-mul-tables.cc: New file.
5414 * config/tilepro/linux.h: New file.
5415 * config/tilepro/mul-tables.c: New file.
5416 * config/tilepro/predicates.md: New file.
5417 * config/tilepro/t-tilepro: New file.
5418 * config/tilepro/tilepro-builtins.h: New file.
5419 * config/tilepro/tilepro-c.c: New file.
5420 * config/tilepro/tilepro-generic.md: New file.
5421 * config/tilepro/tilepro-modes.def: New file.
5422 * config/tilepro/tilepro-multiply.h: New file.
5423 * config/tilepro/tilepro-protos.h: New file.
5424 * config/tilepro/tilepro.c: New file.
5425 * config/tilepro/tilepro.h: New file.
5426 * config/tilepro/tilepro.md: New file.
5427 * config/tilepro/tilepro.opt: New file.
5429 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5431 PR tree-optimization/52210
5432 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5433 vect_model_simple_cost with two entry vect_def_type array instead
5434 of an address of dt.
5436 2012-02-14 Richard Guenther <rguenther@suse.de>
5439 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5440 Do not stream DECL_QUALIFIER.
5441 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5442 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5443 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5445 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5448 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5451 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5454 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5455 * cselib.c (cselib_subst_to_values_from_insn): New function.
5456 * sched-deps.c (add_insn_mem_dependence,
5457 sched_analyze_1, sched_analyze_2): Use it.
5459 2012-02-13 Jan Hubicka <jh@suse.cz>
5462 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5464 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5466 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5467 (GTM_SELF_SPECS): Define if not already defined.
5468 (driver_self_specs): Add GTM_SELF_SPECS.
5469 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5470 (GTM_SELF_SPECS): Define.
5471 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5472 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5474 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5476 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5479 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5482 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5483 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5485 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5488 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5490 2012-02-13 Richard Guenther <rguenther@suse.de>
5492 PR translation/52211
5493 * passes.c (enable_disable_pass): Fix typo.
5495 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5498 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5499 XOR for reduce_bit_field if type is unsigned.
5501 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5503 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5504 disallow changes from SFmode to mode with different size in FP regs.
5506 2012-02-12 Robert Millan <rmh@gnu.org>
5507 Gerald Pfeifer <gerald@pfeifer.com>
5509 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5512 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5514 PR rtl-optimization/52175
5515 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5516 to frame-related instructions.
5518 2012-02-10 Jason Merrill <jason@redhat.com>
5521 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5522 (demangle_new_symbols): Fill it.
5523 (scan_linker_output): Walk it.
5524 (start_tweaking): Split out from scan_linker_output.
5525 (maybe_tweak): Update sym->chosen.
5526 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5528 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5531 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5533 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5535 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5536 having the same mode as previous compare.
5538 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5540 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5541 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5542 (nonlocal_goto_internal): Likewise.
5543 (nonlocal_goto): Emit a use and an indirect jump directly.
5545 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5548 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5549 __atomic_{is,always}_lock_free.
5551 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5554 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5555 negative constant address for x32.
5557 2012-02-10 Richard Henderson <rth@redhat.com>
5559 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5560 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5561 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5563 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5564 Ira Rosen <irar@il.ibm.com>
5566 PR tree-optimization/50031
5567 * targhooks.c (default_builtin_vectorization_cost): Handle
5569 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5570 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5571 all types of reduction and pattern statements.
5572 (vect_estimate_min_profitable_iters): Likewise.
5573 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5574 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5575 for explicit realigns.
5576 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5577 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5579 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5580 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5581 vec_perm for VSX and handle vec_promote_demote.
5583 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5586 * builtins.c (fold_builtin_atomic_always_lock_free,
5587 expand_builtin_atomic_always_lock_free,
5588 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5589 Return and/or test boolean_true_node/boolean_false_node instead of
5590 integer_one_node/integer_zero_node.
5592 2012-02-10 Jan Hubicka <jh@suse.cz>
5595 * predict.c (predict_paths_for_bb): Prevent looping.
5596 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5598 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5600 * config/arm/arm.c (output_move_double): In one case properly
5601 count number of instructions that will be emitted.
5603 2012-02-10 Richard Guenther <rguenther@suse.de>
5605 PR translation/52193
5606 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5608 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5611 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5613 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5616 * var-tracking.c (emit_note_insn_var_location): If
5617 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5618 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5619 non-NOTE_DURING_CALL_P insn.
5621 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5624 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5626 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5629 * gcc.c (switch_matches) Support switches with separated form,
5632 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5634 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5636 (RAMPZ_ADDR): Ditto.
5637 * config/avr/avr.c (avr_addr_t): New typedef.
5638 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5639 (avr_init_expanders): Initialize it.
5640 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5642 (expand_epilogue): Ditto.
5643 (avr_print_operand): Ditto.
5644 (avr_file_start): Ditto.
5645 (avr_emit_movmemhi): Ditto.
5647 2012-02-08 Richard Guenther <rguenther@suse.de>
5649 PR tree-optimization/46886
5650 * tree-flow.h (do_while_loop_p): Declare.
5651 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5652 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5654 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5656 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5657 always succeed for integers larger than a native word.
5659 2012-02-08 Richard Guenther <rguenther@suse.de>
5661 PR rtl-optimization/52170
5662 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5663 properly handle integer vector modes.
5665 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5667 PR gcov-profile/52150
5668 * coverage.c: Include target.h.
5669 (build_var): Call targetm.strip_name_encoding on the assembler name.
5670 Change one _ into . or $ if the target allows it.
5671 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5673 PR rtl-optimization/52139
5674 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5675 is a BARRIER after emit_insn_after_noloc, move BB_END
5676 to the last non-BARRIER insn before it.
5678 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5681 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5682 (mips_gimplify_va_arg_expr): Call it instead of
5683 std_gimplify_va_arg_expr.
5685 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5687 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5688 message for -mno-pointers-to-nested-function.
5690 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5693 * expr.c (get_inner_reference): If there is an offset, add a negative
5694 bit position to it (if any).
5696 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5698 PR rtl-optimization/52060
5699 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5700 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5701 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5702 and/or i0src_copy2 when needed.
5704 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5706 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5707 or LTOPLUGINSONAME if have_c.
5709 * config/freebsd-spec.h: Add comment about what macros can be defined
5711 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5712 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5715 2012-02-07 Richard Guenther <rguenther@suse.de>
5717 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5718 newline in -alias dumps.
5720 2012-02-07 Kai Tietz <ktietz@redhat.com>
5721 Dave Korn <dave.korn.cygwin@gmail.com>
5724 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5725 Take care that typinfo gets dllexport-attribute.
5727 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5730 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5731 if modifier < EXPAND_SUM call force_operand on the result.
5733 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5735 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5736 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5738 (epiphany_function_type): Replace types for specific interrupts with
5739 EPIPHANY_FUNCTION_INTERRUPT.
5740 (EPIPHANY_INTERRUPT_P): Update.
5741 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5742 New static function.
5743 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5744 <disinterrupt>: Affects type identity.
5745 (epiphany_handle_interrupt_attribute): Handle variable number of
5747 (epiphany_compute_function_type): Update for new
5748 epiphany_function_type definition.
5749 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5750 handlers with a longcall forwarder.
5751 (epiphany_start_function): Handle multiple interrupt arguments and/or
5752 forwarder_section attribute.
5754 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5757 2012-02-07 Alan Modra <amodra@gmail.com>
5760 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5763 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5765 PR tree-optimization/50969
5766 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5767 use vec_perm rather than vector_stmt.
5768 (vect_model_load_cost): Likewise.
5769 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5770 vec_perm to be the same as other vector statements.
5771 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5772 cost of vec_perm for TARGET_VSX.
5774 2012-02-06 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/52115
5777 * tree-sra.c (access_has_replacements_p): New function.
5778 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5780 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5783 * trans-mem.c (expand_call_tm): Add an assertion.
5784 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5787 2012-02-06 Richard Guenther <rguenther@suse.de>
5789 PR tree-optimization/50955
5790 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5791 raise cost of expressions that replace an address with an
5792 expression based on a different pointer.
5794 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5797 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5798 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5800 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5803 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5804 -Weffc++ and specify guidelines come from second edition.
5806 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5808 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5809 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5810 (call_direct_split, call_value_split, call_value_internal_direct)
5811 (call_value_direct_split, call_value_multiple_split): Use jal and
5812 jal_macro attributes.
5814 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5816 * reload1.c (reload_regs_reach_end_p): Replace with...
5817 (reload_reg_rtx_reaches_end_p): ...this function.
5818 (new_spill_reg_store): Update commentary.
5819 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5820 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5821 before setting new_spill_reg_store.
5822 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5823 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5824 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5825 for non-spill reload registers.
5827 2012-02-05 Ira Rosen <irar@il.ibm.com>
5829 PR tree-optimization/52091
5830 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5831 (vect_is_simple_use_1): Likewise.
5832 * tree-vect-loop.c (vectorizable_reduction): Update calls
5833 to vect_is_simple_use_1 and vect_is_simple_use.
5834 (vectorizable_live_operation): Likewise.
5835 * tree-vect-patterns.c (widened_name_p,
5836 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5837 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5838 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5839 vectorizable_shift,vectorizable_operation, vectorizable_store,
5840 vectorizable_load): Likewise.
5841 (vect_is_simple_cond): Add an argument, pass it to
5842 vect_is_simple_use_1.
5843 (vectorizable_condition): Update calls to vect_is_simple_cond,
5845 (vect_is_simple_use): Add an argument, the statement in which
5846 OPERAND is used. Check that if OPERAND's def stmt is a double
5847 reduction phi node, the use is a phi node too.
5848 (vect_is_simple_use_1): Add an argument, pass it to
5850 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5851 to vect_is_simple_use.
5853 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5855 PR rtl-optimization/52095
5856 * modulo-sched.c (dump_insn_locator): New function.
5857 (loop_canon_p, sms_schedule): Use it.
5859 PR rtl-optimization/52113
5860 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5861 even for decomposable shift/zext insns.
5863 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5864 Zdenek Dvorak <ook@ucw.cz>
5866 PR rtl-optimization/52092
5867 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5868 on get_iv_value result.
5870 2012-02-02 Andrew Pinski <apinski@cavium.com>
5874 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5876 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5879 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5881 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5883 PR rtl-optimization/49800
5884 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5885 (sched_finish): Call regstat_free_n_sets_and_refs.
5887 2012-02-02 Jia Liu <proljc@gmail.com>
5889 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5892 2012-02-02 Jan Hubicka <jh@suse.cz>
5893 Tom de Vries <tom@codesourcery.com>
5896 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5897 * varpool.c (varpool_analyze_pending_decls): Likewise.
5899 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5900 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5902 * config.gcc: Add cr16-* support.
5904 * doc/extend.texi: Document cr16 extensions.
5905 * doc/install.texi: Document cr16 install.
5906 * doc/invoke.texi: Document cr16 options.
5907 * doc/md.texi: Document cr16 constraints.
5909 * common/config/cr16/cr16-common.c: New file.
5910 * config/cr16/cr16.c: New file.
5911 * config/cr16/cr16.h: New file.
5912 * config/cr16/cr16.md: New file.
5913 * config/cr16/cr16.opt: New file.
5914 * config/cr16/cr16-protos.h: New file.
5915 * config/cr16/predicates.md: New file.
5916 * config/cr16/constraints.md: New file.
5917 * config/cr16/t-cr16: New file.
5919 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5922 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5923 that operands[2] is either immediate, or q_regs_operand.
5925 PR tree-optimization/52073
5926 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5927 a pattern stmt for pattern uses, ignore uses outside of the loop.
5929 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5931 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5932 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5933 (OUT_AS1, OUT_AS2): Remove.
5935 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5937 PR rtl-optimization/51374
5938 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5939 to cross other volatile_refs_p insns.
5941 2012-02-01 Richard Guenther <rguenther@suse.de>
5943 * doc/invoke.texi (fno-inline): Clarify documentation.
5944 (finline-small-functions): Likewise.
5945 (finline-functions): Likewise.
5946 * common.opt (finline): Adjust comment and documentation.
5947 (finline-small-functions): Clarify documentation.
5948 (finline-functions): Likewise.
5949 (finline-functions-called-once): Likewise.
5951 2012-02-01 Tristan Gingold <gingold@adacore.com>
5953 * c-typeck.c (composite_type): Keep mode for pointers.
5955 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5957 * function.h (regno_reg_rtx): Adjust comment.
5958 * reginfo.c (init_reg_modes_target): Only use the previous mode
5959 if it fits within one register. Remove MIPS comment.
5961 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5964 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5966 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5968 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5969 to srak instruction.
5971 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5973 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5975 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5980 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5982 2012-01-31 Richard Guenther <rguenther@suse.de>
5984 PR tree-optimization/51528
5985 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5988 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5993 * ree.c (add_removable_extension): Change def_map argument
5994 to unsigned *, store in def_map 1 + offset into *insn_list vector
5995 instead of pointers into the vector.
5996 (find_removable_extensions): Adjust caller.
5998 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6000 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6001 Transform all "* quoted-c-code" to { c-code }.
6002 Remove redundant test for "optimize" in combine patterns.
6003 Move (include "avr-dimode.md") to end of file.
6005 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6008 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6009 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6011 2012-01-30 Richard Guenther <rguenther@suse.de>
6013 PR tree-optimization/52028
6014 * tree-loop-distribution.c (ldist_gen): Properly update
6017 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6020 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6021 set_cur_line_info_table if not emitting debug info.
6023 PR tree-optimization/52046
6024 * tree-vect-patterns.c (check_bool_pattern): Give up if
6025 a comparison could throw.
6028 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6030 2012-01-30 Richard Guenther <rguenther@suse.de>
6032 PR tree-optimization/52045
6033 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6034 SSA form if cfgcleanup did anything.
6036 2012-01-30 Richard Guenther <rguenther@suse.de>
6038 PR tree-optimization/52045
6039 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6040 before computing final todo.
6042 2012-01-30 Richard Guenther <rguenther@suse.de>
6044 PR tree-optimization/51528
6045 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6048 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6050 * df-problems.c (df_kill_notes): Check that the use refers
6051 to the note under examination.
6053 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6056 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6057 parameter and use short-lived pseudos.
6058 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6059 (sparc_expand_vector_init): Const-ify local variables and adjust
6060 calls to above functions.
6062 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6064 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6066 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6068 * doc/invoke.texi: Make usage of "compile time" and
6069 "run time"/"runtime" consistent throughout the file.
6071 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6073 * config/alpha/alpha.c (alpha_option_override): Default to
6074 full IEEE compliance mode for Go language.
6076 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6078 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6079 (LINK_SSP_SPEC): Define.
6081 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6084 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6087 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6089 * doc/invoke.texi: Correct hyphenation of "floating point",
6090 "double precision", and related terminology throughout the file.
6092 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6095 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6096 arm_general_register_operand predicate for operand 2 instead of
6099 2012-01-27 Ian Lance Taylor <iant@google.com>
6102 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6103 * builtins.c (expand_builtin_init_trampoline): Add onstack
6104 parameter. Change caller.
6105 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6106 * tree.c (build_common_builtin_nodes): Declare
6107 __builtin_init_heap_trampoline.
6109 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6111 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6112 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6113 * config/avr/avr.c: Ditto.
6114 (avr_regnames): Remove because unused.
6115 * config/avr/avr.md (*cpse.ne): New peephole.
6116 (*cpse.eq): New peephole from former cpse peepholes.
6118 2012-01-27 Michael Eager <eager@eagercon.com>
6120 * config/microblaze.c (microblaze_emit_compare): Correct
6121 test after pcmp instruction.
6123 2012-01-27 Richard Guenther <rguenther@suse.de>
6125 PR tree-optimization/52020
6126 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6128 2012-01-27 Richard Guenther <rguenther@suse.de>
6130 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6131 function non-const/pure.
6133 2012-01-27 Richard Guenther <rguenther@suse.de>
6135 PR tree-optimization/50444
6136 * tree-sra.c (build_ref_for_offset): Properly adjust the
6137 MEM_REF type for unaligned accesses.
6139 2012-01-27 Richard Guenther <rguenther@suse.de>
6141 PR tree-optimization/50444
6142 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6143 (expand_assignment): Use it. Properly handle misaligned
6144 bases when expanding stores to component references.
6145 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6148 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6151 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6152 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6153 * tree-data-ref.c (find_data_references_in_loop): Make static.
6154 (compute_all_dependences): Change return type to bool. Bail out
6155 for too many datarefs in a loop. Move the hunk resetting the data
6156 dependences vector from ...
6157 (compute_data_dependences_for_loop): ... here. Account for
6158 compute_all_dependences returning false.
6159 (compute_data_dependences_for_bb): Likewise.
6160 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6161 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6163 2012-01-27 Richard Guenther <rguenther@suse.de>
6166 * expr.c (store_field): Use the alias-set of the scratch memory
6169 2012-01-27 Tom de Vries <tom@codesourcery.com>
6171 PR tree-optimization/51990
6172 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6174 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6176 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6179 * var-tracking.c (reverse_op): Don't add any reverse operation
6180 if V already has any constant locations.
6182 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6184 * doc/invoke.texi: Correct usage of "command line" (noun)
6185 vs "command-line" (adjective) throughout.
6187 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6189 * doc/invoke.texi (Language Independent Options): Move
6190 -Wcoverage-mismatch blurb from here....
6191 (Warning Options): ...to here.
6193 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6195 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6196 Set rs6000_always_hint to false for 476.
6198 2012-01-27 Matthias Klose <doko@ubuntu.com>
6200 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6202 * incpath.c (add_standard_paths): Likewise.
6204 2012-01-27 Richard Henderson <rth@redhat.com>
6206 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6207 * config/m68k/sync.md (atomic_test_and_set): Rename from
6208 sync_test_and_setqi and adjust the operands.
6209 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6210 and unconditionally enable.
6212 2012-01-27 Richard Henderson <rth@redhat.com>
6214 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6215 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6216 (ldstub): Rename from ldstubqi.
6217 (ldstub<I24MODE>): Remove.
6219 2012-01-27 Richard Henderson <rth@redhat.com>
6221 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6222 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6223 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6224 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6225 * doc/tm.texi: Rebuild.
6227 2012-01-27 Richard Henderson <rth@redhat.com>
6229 * optabs.c (gen_atomic_test_and_set): Remove default.
6230 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6232 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6234 PR rtl-optimization/51978
6235 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6236 (combine_reaching_defs): Likewise.
6237 (struct re_info): Remove.
6238 (add_removable_extension): Remove x and data arguments,
6239 add insn, insn_list and def_map. Use the arguments directly
6240 instead of using struct re_info.
6241 (find_removable_extensions): Don't call add_removable_extension
6242 through note_stores, instead just call it with single_set
6244 (find_and_remove_re): Pass curr_cand->expr instead of
6245 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6247 2012-01-26 Michael Matz <matz@suse.de>
6249 PR tree-optimization/46590
6250 * cfgexpand.c: Revert last change (r183305).
6251 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6253 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6254 checking for emptiness.
6256 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6259 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6260 non-addressable non-BLKmode base correctly.
6262 2012-01-26 Michael Matz <matz@suse.de>
6264 PR tree-optimization/48794
6265 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6266 regions referenced from RESX/EH_DISPATCH.
6268 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6270 * config/s390/s390.h: Make BRANCH_COST an option.
6271 * config/s390/s390.opt: New option -mbranch-cost.
6273 2012-01-26 Richard Henderson <rth@redhat.com>
6275 Revert 2012-01-24 change:
6276 * trans-mem.c (requires_barrier): Do not instrument thread local
6277 variables and emit save/restore for them.
6279 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6282 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6285 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6287 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6290 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6293 Rename __pgm to __flash.
6294 Rename __pgm1 to __flash1.
6295 Rename __pgm2 to __flash2.
6296 Rename __pgm3 to __flash3.
6297 Rename __pgm4 to __flash4.
6298 Rename __pgm5 to __flash5.
6299 Rename __pgmx to __memx.
6300 * doc/extend.texi (AVR Named Address Spaces)
6301 Rename address space names as indicated above.
6302 * config/avr/avr.c (avr_addrspace): Ditto.
6304 * config/avr/avr-protos.h
6305 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6306 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6307 * config/avr/predicates.md: Ditto.
6308 * config/avr/avr.c Ditto, and
6309 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6310 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6312 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6313 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6314 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6315 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6316 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6317 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6318 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6319 * config/avr/avr.c: Ditto.
6320 * config/avr/avr.md: Ditto.
6322 2012-01-25 Jason Merrill <jason@redhat.com>
6325 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6327 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6329 PR tree-optimization/51987
6330 * tree-data-ref.c (get_references_in_stmt): Handle references in
6331 non-volatile GIMPLE_ASM.
6333 2012-01-25 Richard Guenther <rguenther@suse.de>
6335 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6336 bases are dereferenced.
6338 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6340 PR rtl-optimization/48374
6341 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6343 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6345 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6346 compute_data_dependences_for_loop returns false.
6347 * tree-parloops.c (loop_parallel_p): Likewise.
6349 2012-01-25 Richard Guenther <rguenther@suse.de>
6351 * tree.h (get_pointer_alignment_1): Declare.
6352 * builtins.c (get_pointer_alignment_1): New function.
6353 (get_pointer_alignment): Use it.
6355 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6357 PR rtl-optimization/48308
6358 * combine.c (enum undo_kind): Add UNDO_LINKS.
6359 (struct undo): Add member l to other_contents and where.
6360 (do_SUBST_LINK): New.
6362 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6363 (undo_all): Handle UNDO_LINKS.
6365 2012-01-25 Richard Henderson <rth@redhat.com>
6367 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6370 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6372 * optabs.c (gen_atomic_test_and_set): Use each argument.
6374 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6376 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6377 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6378 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6379 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6380 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6381 TARGET_PAIRED_SINGLE_FLOAT.
6383 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6385 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6386 (in_struct, return_val): Remove MEM documentation.
6387 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6388 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6389 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6391 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6392 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6393 * expr.c (store_field): Likewise.
6394 * function.c (assign_stack_temp_for_type): Likewise.
6395 * ifcvt.c (noce_try_cmove_arith): Likewise.
6396 * reload1.c (reload): Likewise.
6397 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6398 (alpha_set_memflags): Likewise.
6399 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6401 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6403 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6405 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6406 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6407 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6409 * cselib.c (cselib_rtx_varies_p): Delete.
6410 (cselib_invalidate_mem): Update call to canon_true_dependence.
6411 * dse.c (record_store, check_mem_read_rtx): Likewise.
6412 (scan_reads_nospill): Likewise.
6413 * cse.c (check_dependence): Likewise.
6414 (cse_rtx_varies_p): Delete.
6415 * expr.c (safe_from_p): Update call to true_dependence.
6416 * ira.c (validate_equiv_mem_from_store): Likewise.
6417 (memref_referenced_p): Likewise.
6418 * postreload-gcse.c (find_mem_conflicts): Likewise.
6419 * sched-deps.c (sched_analyze_2): Likewise.
6420 * store-motion.c (load_kills_store): Likewise.
6421 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6422 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6423 (compute_transp): Update call to canon_true_dependence.
6425 2012-01-25 Richard Henderson <rth@redhat.com>
6427 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6428 (maybe_emit_atomic_test_and_set): New.
6429 (expand_sync_lock_test_and_set): Use it.
6430 (expand_atomic_test_and_set): Likewise.
6431 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6432 the implementation; clarify implementation defined details.
6433 * doc/md.texi (atomic_test_and_set): Document.
6435 2012-01-25 Richard Henderson <rth@redhat.com>
6437 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6439 2012-01-25 Richard Henderson <rth@redhat.com>
6442 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6443 to effect no-op split.
6445 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6448 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6449 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6450 (BT_FN_VOID_PTR_INT_SIZE): New.
6451 (BT_FN_UINT_UINT_VAR): Remove.
6452 (BT_FN_UINT32_UINT32_VAR): New.
6453 (BT_FN_DOUBLE_VPTR): Remove.
6454 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6456 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6457 (_ITM_changeTransactionMode): Same.
6458 (_ITM_memmoveRtWt): Change return type to void.
6459 (_ITM_memcpyRtWt): Same.
6460 (_ITM_memsetW): Same.
6461 (_ITM_RaRD): Change types to double.
6466 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6468 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6469 Patrick Marlier <patrick.marlier@gmail.com>
6471 * trans-mem.c (requires_barrier): Do not instrument thread local
6472 variables and emit save/restore for them.
6474 2012-01-24 Jason Merrill <jason@redhat.com>
6477 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6478 output static aliases.
6480 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6483 * common.opt (-pie, -shared, pie, shared): Change from Common to
6485 * gcc.c (display_help): Display help for -pie and -shared.
6487 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6490 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6491 Remove note on size/offset limitation.
6492 (AVR Variable Attributes): Add example how to read data located
6493 with progmem. Refer to named address spaces.
6494 * doc/invoke.texi (AVR Options): Fix typo.
6496 2012-01-24 Richard Guenther <rguenther@suse.de>
6498 Forward-port to trunk
6499 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6502 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6503 op0 isn't sufficiently aligned and there is movmisalignM
6504 insn for mode, use it to load op0 into a temporary register.
6506 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6509 * target.def (const_not_ok_for_debug_p): New hook.
6510 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6512 * doc/tm.texi: Regenerated.
6513 * dwarf2out.c (const_ok_for_output_1): If
6514 targetm.const_not_ok_for_debug_p returns true, fail.
6515 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6517 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6519 2012-01-23 Kai Tietz <ktietz@redhat.com>
6522 * config/i386/predicates.md (symbolic_operand): Allow
6523 UNSPEC_PCREL as PIC expression for lea.
6524 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6525 * config/i386/i386.c (ix86_delegitimize_address): Handle
6526 UNSPEC_PCREL for none-MEM, too.
6528 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6530 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6531 (ipa_tm_create_version_alias): Same.
6533 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6536 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6537 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6539 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6540 Patrick Marlier <patrick.marlier@gmail.com>
6541 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6544 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6545 simple_object_start_read.
6547 2012-01-23 Richard Guenther <rguenther@suse.de>
6550 PR tree-optimization/51895
6551 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6552 parameter decomposition into BLKmode components.
6554 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6556 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6557 fake variables for restrict-qualified pointers whose pointed-to type
6558 contains a placeholder.
6560 2012-01-23 Richard Guenther <rguenther@suse.de>
6562 PR tree-optimization/51949
6563 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6565 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6567 PR rtl-optimization/51933
6568 * ree.c (transform_ifelse): Return true right away if dstreg is
6569 already wider or equal to cand->mode.
6570 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6571 (make_defs_and_copies_lists): Remove defs_list and copies_list
6572 arguments, add state argument, just truncate state->work_list
6573 instead of always allocating and freeing the vector. Assert that
6574 get_defs succeeds instead of returning 2. Changed return type to bool.
6575 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6576 have ext_src_mode, see if it has been modified already with the
6577 right kind of extension and has been extended before from the
6578 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6579 just return true. Remember the original mode in state->modified array.
6580 (combine_reaching_defs): Add state argument. Don't allocate and
6581 free here def_list, copied_list and vec vectors, instead just
6582 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6583 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6584 Add state variable, clear vectors in it, initialize state.modified
6585 if needed. Free all the vectors at the end and state.modified too.
6586 Don't skip a candidate if the extension expression has been modified.
6588 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6591 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6592 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6593 (extra_options) interix.opt -> i386/interix.opt"
6594 (extra_objs):Add winnt-stubs.o
6595 * configure.ac: Add interix to target_os .comm on PE check.
6596 * configure: Regenerate.
6597 * config/interix3.h: Delete and move bits to..
6598 * config/interix.h: Delete and move bits to..
6599 * config/i386/i386-interix3.h: Delete and move bits to..
6600 * config/i386/i386-interix.h: ..here.
6601 (TARGET_CPU_DEFAULT): Remove redefinition.
6602 (TARGET_ASM_CONSTRUCTOR): Undefine.
6603 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6604 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6605 (PTRDIFF_TYPE): Define.
6606 (LONG_DOUBLE_TYPE_SIZE): Define.
6607 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6608 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6609 (TARGET_SECTION_TYPE_FLAGS): Define.
6610 (ASM_DECLARE_FUNCTION_NAME): Define.
6611 (ASM_OUTPUT_EXTERNAL): Define.
6612 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6613 (ASM_OUTPUT_ALIGNED_BSS): Define.
6614 (PCC_BITFIELD_TYPE_MATTERS): Define.
6615 (USE_CONST_SECTION): Define.
6616 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6617 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6618 (SUPPORTS_ONE_ONLY): Remove.
6619 (I386_PE_STRIP_ENCODING): Define.
6620 * config/interix.opt: Delete and move bits to..
6621 * config/i386/interix.opt: ..here. New.
6622 (mpe-aligned-commons): Add.
6623 * config/i386/t-interix: Add copyright header.
6624 (winnt-stubs.o): Add rule.
6626 2012-01-22 Jason Merrill <jason@redhat.com>
6629 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6630 for extra name aliases.
6632 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6634 PR rtl-optimization/51924
6635 * ree.c (combine_set_extension): Improve debugging message.
6636 (combine_reaching_defs): Likewise.
6637 (get_defs): Rename confusingly named variable.
6638 (find_and_remove_re): Skip a candidate if the extension expression has
6641 2012-01-21 Robert Millan <rmh@gnu.org>
6642 Gerald Pfeifer <gerald@pfeifer.com>
6644 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6645 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6647 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6649 PR tree-optimization/51914
6650 * tree-vect-stmts.c (vectorizable_conversion): For
6651 cvt_type && modifier == WIDEN, put temporary with cvt_type
6652 at the beginning of vec_dsts and set vec_dest to temporary
6655 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6657 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6659 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6661 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6662 * config/rs6000/rs6000.c: Likewise.
6664 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6667 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6668 output_move_double on a copy of operands array.
6670 2012-01-20 Cary Coutant <ccoutant@google.com>
6671 Dodji Seketeli <dodji@redhat.com>
6674 * dwarf2out.c (copy_declaration_context): Return ref to parent
6675 of declaration DIE, if necessary.
6676 (remove_child_or_replace_with_skeleton): Add new parameter; update
6677 caller. Place skeleton DIE under parent DIE of original declaration.
6678 Move call to copy_declaration_context to here ...
6679 (break_out_comdat_types): ... from here.
6681 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6683 PR rtl-optimization/51856
6684 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6687 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6690 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6691 hints for neon loads and stores.
6693 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6697 * doc/extend.texi (Named Address Spaces): Split into subsections.
6698 (AVR Named Address Spaces): New subsection.
6699 (M32C Named Address Spaces): New subsection.
6700 (RL78 Named Address Spaces): New subsection.
6701 (SPU Named Address Spaces): New subsection.
6702 (Variable Attributes): New anchor "AVR Variable Attributes".
6703 (AVR Variable Attributes): Rewrite and avoid wording
6704 "address space" in this context.
6705 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6706 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6707 (AVR Built-in Macros): New subsubsection therein.
6708 * doc/md.texi (AVR constraints): Remove "C04", "R".
6710 2012-01-20 Richard Guenther <rguenther@suse.de>
6712 PR tree-optimization/51903
6713 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6714 when removing stmts.
6716 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6719 * config/arm/arm.c (arm_load_pic_register): Use
6720 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6721 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6722 (arm_pic_static_addr): Likewise.
6723 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6724 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6725 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6726 (pic_load_addr_unified): New.
6728 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6731 * function.c (instantiate_virtual_regs_in_insn): Use
6732 delete_insn_and_edges when removing a wrong asm insn.
6734 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6736 PR rtl-optimization/40761
6737 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6738 Add new member loop_num.
6739 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6740 (ira_build): Remove the parameter.
6742 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6743 (ira.c): Do not build CFG loops for one region allocation. Remove
6744 argument from ira_build call.
6746 * ira-build.c (init_loop_tree_node): New function.
6747 (create_loop_tree_nodes): Use it. Separate the case when CFG
6748 loops are not built.
6749 (more_one_region_p): Check current_loops.
6750 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6752 (add_loop_to_tree): Process loop equal to NULL too.
6753 (form_loop_tree): Separate the case when CFG loops are not built.
6754 Use explicitly number for the root.
6755 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6757 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6758 instead of loop->num.
6759 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6760 (mark_all_loops_for_removal): Ditto.
6761 (remove_unnecessary_regions): Separate the case when CFG loops
6763 (ira_build): Remove the parameter. Use explicit number of regions
6764 when CFG loops are not built.
6766 * ira-color.c (print_loop_title): Separate the case for the root node.
6767 Use loop_num instead of loop->num.
6768 (move_spill_restore): Use loop_num instead of loop->num.
6770 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6771 (change_loop): Ditto.
6772 (change_loop): Use loop_num instead of loop->num.
6774 * ira-lives.c (process_bb_node_lives): Ditto.
6776 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6778 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6780 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6783 * tree-mudflap.c (mf_artificial): New function.
6784 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6785 mx_register_decls, mudflap_enqueue_decl): Use it.
6788 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6789 numbers in the insn pattern.
6791 2012-01-19 Michael Matz <matz@suse.de>
6793 PR tree-optimization/46590
6794 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6795 use it in remembering which conflicts we already created.
6796 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6799 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6802 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6803 (merge_and_complain): Same.
6805 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6808 * config/initfini-array.h: Guard content of the header
6809 with #ifdef HAVE_INITFINI_ARRAY.
6810 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6811 Add initfini-array.h to tm_file here.
6812 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6813 * config.gcc: Don't add initfini-array.h to tm_file here.
6814 * configure: Regenerated.
6816 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6818 PR rtl-optimization/51505
6819 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6820 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6821 (df_note_bb_compute): Update the call to df_kill_notes.
6823 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6825 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6827 2012-01-18 Richard Guenther <rguenther@suse.de>
6829 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6830 of conversions to void *.
6832 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6833 Richard Sandiford <rdsandiford@googlemail.com>
6837 * optabs.h (simplify_expand_binop): Declare.
6838 * optabs.c (simplify_expand_binop): Make global.
6839 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6840 endian targets if the source cannot be exactly covered by word
6843 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6846 * hard-reg-set.h (struct hard_reg_set_container): New type.
6847 * target.h (struct hard_reg_set_container): Forward declare.
6848 * target.def (set_up_by_prologue): New target hook.
6849 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6850 * doc/tm.texi: Regenerated.
6851 * function.c (thread_prologue_and_epilogue_insns): Change
6852 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6853 Call targetm.set_up_by_prologue on it.
6854 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6855 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6857 2012-01-17 Nick Clifton <nickc@redhat.com>
6859 * config/rx/rx.c (rx_can_use_simple_return): New function.
6860 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6861 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6863 2012-01-17 Richard Guenther <rguenther@suse.de>
6866 * expr.c (expand_assignment): Take address-space information
6867 from the address operand of MEM_REF and TARGET_MEM_REF.
6868 (expand_expr_real_1): Likewise.
6870 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6872 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6873 reload dump is requested.
6875 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6878 * trans-mem.c (requires_barrier): Call may_be_aliased.
6880 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6882 PR tree-optimization/51877
6883 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6884 call arguments and fndecls compare equal, instead return false if they
6885 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6886 both SSA_NAMEs that are valueized the same, or they satisfy
6889 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6891 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6893 * configure: Regenerate.
6895 2012-01-16 Jan Hubicka <jh@suse.cz>
6899 * convert.c (convert_to_integer): Use fold_convert for
6900 converting an INTEGER_CST to integer type.
6902 2012-01-16 Jason Merrill <jason@redhat.com>
6905 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6907 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6910 * config/s390/s390.c (s390_chunkify_start): Don't skip
6911 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6912 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6913 If insn is followed by NOTE_INSN_VAR_LOCATION or
6914 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6915 Don't use location of note insns.
6917 PR tree-optimization/51865
6918 * tree-inline.c (tree_function_versioning): Call remap_decl
6919 on DECL_RESULT whenever it has VOID_TYPE_P type.
6921 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6923 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6924 for calls to locally-binding MIPS16 functions if only the return
6925 type uses float regs.
6927 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6928 Richard Sandiford <rdsandiford@googlemail.com>
6930 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6931 (SYMBOL_32_HIGH): Likewise.
6932 (mips_output_tls_reloc_directive): Declare.
6933 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6934 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6935 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6936 (mips_lo_relocs, mips_hi_relocs): Make extern.
6937 (mips16_stub_function): Move up file.
6938 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6939 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6940 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6941 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6942 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6943 (mips_get_tp): Add MIPS16 support.
6944 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6945 Generalize DTPREL and TPREL handling.
6946 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6947 Add MIPS16 TLS support.
6948 (mips_output_tls_reloc_directive): New function.
6949 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6950 * config/mips/predicates.md (symbolic_operand_with_high)
6951 (tls_reloc_operand): New predicates.
6952 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6953 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6954 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6955 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6956 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6957 (*tls_get_tp_mips16_call_<mode>): Likewise.
6959 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6961 PR rtl-optimization/51821
6962 * recog.c (peep2_find_free_register): Determine clobbered registers
6965 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6968 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6969 * config/avr/avr.c: Likewise.
6970 * config/avr/avr.h: Likewise.
6972 2012-01-13 Ian Lance Taylor <iant@google.com>
6975 * tree.h (TYPE_QUALS): Add cast to int.
6976 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6978 2012-01-13 Ian Lance Taylor <iant@google.com>
6980 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6981 comparing param_index to VEC_length result.
6983 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6985 * c-decl.c: Do not include tree-mudflap.h
6986 * tree-optimize.c: Likewise.
6987 * Makefile.in: Update dependencies.
6989 2012-01-13 Richard Guenther <rguenther@suse.de>
6992 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6993 variable-sized result always use RSO.
6995 2012-01-12 DJ Delorie <dj@redhat.com>
6997 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6998 pointer type, not just the default pointer type.
7000 2012-01-09 Richard Henderson <rth@redhat.com>
7001 Denis Chertykov <chertykov@gmail.com>
7004 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7005 * config/avr/avr.c (avr_can_eliminate): Simplify.
7006 (avr_initial_elimination_offset): Likewise.
7007 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7008 (expand_epilogue): Likewise.
7009 (avr_legitimize_address): Gut.
7010 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7011 (avr_hard_regno_nregs): New.
7012 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7013 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7014 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7015 add soft frame pointer.
7016 (CALL_USED_REGISTERS): Likewise.
7017 (REG_CLASS_CONTENTS): Likewise.
7018 (REGISTER_NAMES): Likewise.
7019 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7020 (HARD_FRAME_POINTER_REGNUM): New.
7021 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7022 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7023 remove the HARD_FRAME_POINTER self-elimination.
7025 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7028 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7029 DECL_EXTERNAL when checking for initializers of progmem variables.
7031 2012-01-12 Ira Rosen <irar@il.ibm.com>
7033 PR tree-optimization/51799
7034 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7035 that the last operation is a type demotion.
7037 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7039 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7040 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7042 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7045 * combine.c (distribute_notes): If i3 is a noreturn call,
7046 allow old_size to be equal to args_size and make sure the
7047 noreturn call gets REG_ARGS_SIZE note.
7048 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7049 on noreturn calls even when the delta is 0.
7051 2012-01-11 Nathan Sidwell <nathan@acm.org>
7053 * gcov.c (STRING_SIZE): Remove.
7054 (generate_results): Erase annotations for source files with no
7055 coverage information.
7057 (output_lines): Use it.
7059 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7061 * gimple.h (gimplify_body): Remove first argument.
7062 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7063 pointer set here, instead just pass DATA to walk_tree.
7064 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7065 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7066 (unvisit_body): Likewise, but with unmark_visited.
7067 (gimplify_body): Remove BODY_P argument and adjust.
7068 (gimplify_function_tree): Adjust call to gimplify_body.
7069 * omp-low.c (finalize_task_copyfn): Likewise.
7071 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7073 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7074 (build_function_type_skip_args): Delete.
7075 * tree.c (build_function_type_skip_args): Make static and add
7076 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7077 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7078 pass it to build_function_type_skip_args.
7079 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7080 (tree_function_versioning): Likewise.
7081 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7082 build_function_decl_skip_args.
7083 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7084 and pass it to build_function_decl_skip_args/tree_function_versioning.
7085 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7086 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7087 * trans-mem.c (ipa_tm_create_version): Likewise.
7088 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7089 * tree-inline.c (declare_return_variable): Remove always-true test.
7090 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7091 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7092 * ipa-split.c (split_function): Skip the return value for the split
7093 part if it doesn't return.
7095 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7097 PR tree-optimization/49642
7098 * ipa-split.c (forbidden_dominators): New variable.
7099 (check_forbidden_calls): New function.
7100 (dominated_by_forbidden): Likewise.
7101 (consider_split): Check for forbidden dominators.
7102 (execute_split_functions): Initialize and free forbidden
7103 dominators info; call check_forbidden_calls.
7105 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7107 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7109 2012-01-11 Nick Clifton <nickc@redhat.com>
7111 * config/rx/rx.md (return): Define pattern.
7113 2012-01-11 Richard Guenther <rguenther@suse.de>
7115 * doc/extend.texi (malloc attribute): Adjust according to
7118 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7119 Patrick Marlier <patrick.marlier@gmail.com>
7122 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7123 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7124 (ipa_tm_note_irrevocable): Same.
7125 (ipa_tm_scan_irr_block): Same.
7126 (ipa_tm_decrement_clone_counts): Same.
7127 (ipa_tm_scan_irr_function): Same.
7128 (ipa_tm_create_version_alias): Same.
7129 (ipa_tm_create_version): Same.
7130 (ipa_tm_transform_calls_redirect): Same.
7131 (ipa_tm_transform_calls): Same.
7132 (ipa_tm_transform_transaction): Same.
7133 (ipa_tm_execute): Same.
7135 2012-01-10 Richard Guenther <rguenther@suse.de>
7138 * opts.c (common_handle_option): Handle -Werror.
7140 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7142 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7145 2012-01-10 Jason Merrill <jason@redhat.com>
7147 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7150 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7152 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7153 supports R_386_TLS_GD_PLT reloc.
7154 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7155 supports R_386_TLS_LDM_PLT reloc.
7156 * configure: Regenerate.
7157 * config.in: Regenerate.
7159 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7162 Extend __pgmx semantics to linearize memory.
7163 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7164 determine if code comes inline or from libgcc.
7165 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7166 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7167 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7168 (movmemx_qi, movmemx_hi): New insns.
7169 (xload_<mode>_libgcc): Rewrite to new insn condition.
7170 (xload_<mode>): Remove insns.
7171 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7172 cases that don't satisfy avr_xload_libgcc_p().
7173 (avr_addr_space_convert): Allow converting in any direction.
7174 (avr_addr_space_subset_p): Return always true.
7175 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7176 (avr_emit_movmemhi): Ditto.
7177 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7178 (avr_out_movmem): Ditto.
7179 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7180 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7181 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7182 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7183 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7185 2012-01-10 Richard Guenther <rguenther@suse.de>
7187 PR tree-optimization/50913
7188 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7189 Require data-refs to be representable by Graphite with respect
7192 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7194 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7195 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7197 2012-01-10 Tom de Vries <tom@codesourcery.com>
7199 PR rtl-optimization/51271
7200 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7201 handling annulled branch.
7203 2012-01-10 Richard Henderson <rth@redhat.com>
7205 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7206 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7207 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7208 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7209 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7210 arm_expand_vec_perm_const): New.
7211 * config/arm/arm-protos.h: Update.
7212 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7213 (*neon_vswp<VDQX>): New.
7214 (neon_vcombine<VDX>): Use neon_split_vcombine.
7215 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7216 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7217 (vec_perm<VE>): New.
7219 2012-01-10 Richard Henderson <rth@redhat.com>
7221 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7222 use it if reload_completed.
7223 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7224 arm_output_asm_insn, arm_process_output_memory_barrier,
7225 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7226 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7227 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7228 arm_process_output_sync_insn, arm_output_sync_insn,
7229 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7230 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7231 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7232 (emit_unlikely_jump): New.
7233 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7234 (arm_split_atomic_op): New.
7235 * config/arm/arm-protos.h: Update.
7236 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7237 (struct arm_sync_generator): Remove.
7238 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7239 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7240 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7241 (VUNSPEC_LL, VUNSPEC_SC): New.
7242 (sync_result, sync_memory, sync_required_value, sync_new_value,
7243 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7244 (attr length): Don't use arm_sync_loop_insns.
7245 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7246 (movsfcc, movdfcc): Likewise.
7247 * config/arm/constraints.md (Ua): New.
7248 * config/arm/prediates.md (mem_noofs_operand): New.
7249 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7250 (sync_clobber, sync_t2_reqd): Remove.
7251 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7252 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7253 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7254 (arm_sync_compare_and_swap<SIDI>): Remove.
7255 (arm_sync_compare_and_swap<NARROW>): Remove.
7256 (arm_sync_lock_test_and_set<SIDI>): Remove.
7257 (arm_sync_lock_test_and_set<NARROW>): Remove.
7258 (arm_sync_new_<syncop><SIDI>): Remove.
7259 (arm_sync_new_<syncop><NARROW>): Remove.
7260 (arm_sync_new_nand<SIDI>): Remove.
7261 (arm_sync_new_nand<NARROW>): Remove.
7262 (arm_sync_old_<syncop><SIDI>): Remove.
7263 (arm_sync_old_<syncop><NARROW>): Remove.
7264 (arm_sync_old_nand<SIDI>): Remove.
7265 (arm_sync_old_nand<NARROW>): Remove.
7266 (*memory_barrier): Merge arm_output_memory_barrier.
7267 (atomic_compare_and_swap<QHSD>): New.
7268 (atomic_compare_and_swap<NARROW>_1): New.
7269 (atomic_compare_and_swap<SIDI>_1): New.
7270 (atomic_exchange<QHSD>): New.
7271 (cas_cmp_operand, cas_cmp_str): New.
7272 (atomic_op_operand, atomic_op_str): New.
7273 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7274 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7275 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7276 (arm_load_exclusive<NARROW>): New.
7277 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7278 (arm_store_exclusive<QHSD>): New.
7280 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7282 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7283 reload patterns if -mvsx-scalar-memory.
7285 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7286 generated, even -mno-vsx-scalar-double was used.
7287 (vsx_xscvdpsp_scalar): Likewise.
7288 (vsx_xscvspdp_scalar2): Likewise.
7290 2012-01-09 Tom de Vries <tom@codesourcery.com>
7291 Andrew Pinski <apinski@cavium.com>
7294 * reorg.c (fill_slots_from_thread): Don't speculate
7295 frame-related insns.
7297 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7299 * sched-int.h (bb_note): Move to...
7300 * basic-block.h: ...here.
7301 * haifa-sched.c (bb_note): Move to...
7302 * cfgrtl.c: ...here.
7303 * function.c (next_block_for_reg): New function.
7304 (move_insn_for_shrink_wrap): Likewise.
7305 (prepare_shrink_wrap): Rewrite to use the above.
7307 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7309 * gimple.c (is_gimple_non_addressable): Remove.
7310 * gimple.h: Remove is_gimple_non_addressable.
7311 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7312 is_gimple_non_addressable.
7313 * trans-mem.c (expand_assign_tm): Same.
7315 2012-01-09 Richard Guenther <rguenther@suse.de>
7317 PR tree-optimization/51775
7318 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7319 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7321 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7323 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7325 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7327 2012-01-09 Richard Guenther <rguenther@suse.de>
7329 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7331 2012-01-08 Jan Hubicka <jh@suse.cz>
7333 PR tree-optimize/51680
7334 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7335 on when known_vals needs to be computed; cleanup.
7337 2012-01-08 Jan Hubicka <jh@suse.cz>
7339 PR tree-optimize/51694
7340 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7342 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7344 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7345 for -std=c++98 and -std=c++11 too.
7347 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7349 * cfgloop.c (cancel_loop): Add free() of bbs array.
7351 2012-01-07 Jan Hubicka <jh@suse.cz>
7353 PR tree-optimization/51600
7354 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7355 that benefits small functions.
7357 2012-01-07 Jan Hubicka <jh@suse.cz>
7359 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7361 2012-01-07 Jan Hubicka <jh@suse.cz>
7363 PR tree-optimization/51680
7364 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7365 whose inlining reduce unit size.
7367 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7370 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7371 Add canonical node to containing_mem chain after the non-canonical
7372 one, even if there weren't any locs to propagate.
7373 (remove_useless_values): Keep only canonical values.
7374 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7375 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7376 canonicalize mem_chain elements that are not discarded.
7378 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7381 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7382 before emitting functions.
7384 PR gcov-profile/50127
7385 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7386 clear_aux_for_blocks.
7388 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7391 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7393 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7395 * c-decl.c (ext_block): Moved up.
7396 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7398 2012-01-06 Han Shen <shenhan@google.com>
7400 Translate built-in include paths for sysroot.
7401 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7402 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7404 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7405 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7407 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7408 control whether sysroot should be prepended to gxx include dir.
7410 * configure: Regenerate.
7412 2012-01-06 Torvald Riegel <triegel@redhat.com>
7414 PR rtl-optimization/51771
7415 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7416 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7418 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7420 PR tree-optimization/51315
7421 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7422 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7424 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7427 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7428 for shrp pattern. Correctly handle and fixup shift variable.
7429 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7431 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7434 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7435 note when !ACCUMULATE_OUTGOING_ARGS.
7437 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7439 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7441 (extract_range_from_unary_expr_1): Avoid useless computations.
7443 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7445 PR rtl-optimization/51767
7446 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7447 of jump_block and add an extra edge for degenerated asm gotos.
7450 * stmt.c (check_unique_operand_names): Don't ICE during error
7451 reporting if i is from labels chain.
7454 * profile.c (branch_prob): Split bbs that have exit edge
7455 and need a fake entry edge too.
7457 2012-01-05 Jan Hubicka <jh@suse.cz>
7460 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7463 2012-01-05 Richard Guenther <rguenther@suse.de>
7466 * tree-streamer-out.c (write_ts_optimization): New function.
7467 (streamer_write_tree_body): Call it.
7468 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7469 (streamer_read_tree_body): Call it.
7470 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7472 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7475 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7476 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7477 in_cleanup_point_expr before gimplify_stmt call and restore it
7479 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7480 in_cleanup_point_expr is false.
7482 2012-01-05 Richard Guenther <rguenther@suse.de>
7485 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7487 * toplev.c (process_options): Reject combining mudflap and LTO.
7488 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7490 2012-01-05 Richard Guenther <rguenther@suse.de>
7492 PR tree-optimization/51760
7493 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7495 (bit_value_unop): Handle UNDEFINED operands.
7496 (bit_value_binop): Likewise.
7498 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7500 * config/avr/avr.c (avr_replace_prefix): Remove.
7501 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7502 (avr_asm_function_rodata_section): Ditto.
7503 (avr_asm_select_section): Ditto.
7505 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7507 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7510 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7513 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7514 calls that have any non-fake successor edges.
7517 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7519 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7521 PR tree-optimization/51624
7522 * tree-sra.c (build_ref_for_model): When replicating a chain of
7523 COMPONENT_REFs, stop as soon as the offset would become negative.
7525 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7528 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7529 in .debug_loc on the floor.
7531 2012-01-04 Andrew Pinski <apinski@cavium.com>
7533 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7535 2012-01-04 Andrew Pinski <apinski@cavium.com>
7536 Adam Nemet <anemet@caviumnetworks.com>
7538 * config/mips/mips.md (size): Add SI and DI.
7539 (SIZE): New mode attribute.
7540 (U): New code attribute.
7541 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7542 (mips_lbux_<mode>): Delete.
7543 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7544 (mips_lhx): Use gen_mips_lhx_extsi.
7545 (mips_lhx_<mode>): Delete.
7547 (mips_l<size>x): New expand.
7548 (mips_lwx_<mode>): Delete.
7549 (mips_l<GPR:size>x_<P:mode>): New pattern.
7550 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7551 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7552 * config/mips/mips.c (mips_lx_address_p): New function.
7553 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7554 (dsp64): New availability predicate.
7555 (mips_builtins): Add an entry for __builtin_mips_ldx.
7556 * config/mips/mips.h (ISA_HAS_LBX): New define.
7557 (ISA_HAS_LBUX): Likewise.
7558 (ISA_HAS_LHX): Likewise.
7559 (ISA_HAS_LHUX): Likewise.
7560 (ISA_HAS_LWX): Likewise.
7561 (ISA_HAS_LWUX): Likewise.
7562 (ISA_HAS_LDX): Likewise.
7563 * doc/extend.texi (__builtin_mips_ldx): Document.
7565 2012-01-04 Tristan Gingold <gingold@adacore.com>
7567 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7568 when long pointers are used.
7569 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7570 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7571 (ia64-hp-*vms*): Remove.
7572 * config/vms/xm-vms64.h: Delete.
7574 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7577 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7579 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7581 * opts.c (finish_options): Remove duplicate sorry.
7583 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7586 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7589 2012-01-04 Richard Guenther <rguenther@suse.de>
7592 * tree.c (size_low_cst): New function.
7593 * tree.h (size_low_cst): Declare.
7594 * fold-const.c (fold_comparison): Use it to extract the low
7595 part of the POINTER_PLUS_EXPR offset.
7597 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7599 Fix clearing ZERO_REG
7600 * config/avr/avr.md (cc): Add alternative "ldi".
7601 (movqi_insn): Use it in cc attribute.
7602 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7603 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7604 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7606 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7608 * configure: Regenerate.
7610 2012-01-04 Richard Guenther <rguenther@suse.de>
7612 PR tree-optimization/49651
7613 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7614 (var_can_have_subvars): Use it.
7615 (get_constraint_for_1): Only consider subfields if there can be any.
7617 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7620 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7621 to its new canonical_cselib_val and the cselib_val was in
7622 first_containing_mem chain, but the canonical_cselib_val was not,
7623 add the latter into the chain.
7624 (cselib_invalidate_mem): Compare canonical_cselib_val of
7625 addr_list chain elt with v.
7628 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7629 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7631 (output_macinfo_op): Don't ggc_strdup fd->filename.
7632 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7633 then ggc_strdup it. Don't free inc->info or cur->info.
7634 (output_macinfo): Don't free ref->info or file->info.
7636 2012-01-03 Ira Rosen <irar@il.ibm.com>
7638 PR tree-optimization/51269
7639 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7640 first_niters a pointer.
7641 (slpeel_tree_peel_loop_to_edge): Likewise.
7642 (vect_do_peeling_for_loop_bound): Update call to
7643 slpeel_tree_peel_loop_to_edge.
7644 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7645 here. Remove it from the parameters list.
7646 (vect_do_peeling_for_alignment): Update calls and compute
7649 2012-01-03 Richard Guenther <rguenther@suse.de>
7651 PR tree-optimization/51070
7652 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7653 Properly handle calls.
7655 2012-01-03 Richard Guenther <rguenther@suse.de>
7657 PR tree-optimization/51692
7658 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7659 the LHS of allocation stmts.
7661 2012-01-03 Olivier Hainque <hainque@adacore.com>
7663 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7665 2012-01-03 Olivier Hainque <hainque@adacore.com>
7667 * collect2.c (main): In AIX specific computations for vector
7668 insertions, use CONST_CAST2 to cast from char ** to const char **.
7670 2012-01-03 Richard Guenther <rguenther@suse.de>
7673 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7674 the context of a limbo DIE when it does not already exist.
7676 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7678 PR tree-optimization/51719
7679 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7680 but direct call is, clear direct call's lhs and don't add fallthrough
7681 edge from dcall_bb to join_bb and PHIs.
7683 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7685 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7686 the instructions emitted by the pattern.
7687 ("*TDC_insn_<mode>"): Add comment.
7689 2012-01-03 Richard Guenther <rguenther@suse.de>
7692 * fold-const.c (fold_comparison): Properly canonicalize
7693 tree offset and HOST_WIDE_INT bit position.
7695 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7697 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7698 operands for extzv pattern.
7700 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7703 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7706 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7708 * doc/invoke.texi (-flto and related options): Copy-edit.
7710 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7712 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7714 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7716 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7719 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7721 * expr.h (move_by_pieces_ninsns): Declare.
7722 * expr.c (move_by_pieces_ninsns): Make external.
7723 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7724 (mips_store_by_pieces_p): Likewise.
7725 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7726 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7727 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7728 (mips_store_by_pieces_p): Likewise.
7730 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7732 * passes.c (register_one_dump_file): Free full_name.
7734 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7735 (calculate_elim_costs_all_insns): Free offsets_at and
7736 offsets_known_at at the end and clear the pointers.
7738 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7740 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7741 this option introduced in r180739.
7743 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7746 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7747 (tmake_file target=avr): Add avr/t-multilib.
7749 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7750 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7751 * config/avr/genmultilib.awk: New file.
7752 * config/avr/t-multilib: New auto-generated file.
7753 * config/avr/multilib.h: New auto-generated file.
7754 * config/avr/t-avr (AVR_MCUS): New variable.
7755 (genopt.sh): Use it.
7756 (s-mlib): Depend on t-multilib.
7757 (t-multilib, multilib.h): New dependencies.
7758 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7759 (MULTILIB_OPTIONS): Remove.
7760 (MULTILIB_MATCHES): Remove.
7761 (MULTILIB_DIRNAMES): Remove.
7762 (MULTILIB_EXCEPTIONS): Remove:
7763 * config/avr/genopt.sh: Don't use hard coded file name;
7764 pass AVR_MCUS from t-avr instead.
7766 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7768 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7770 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7772 Implement light-weight DImode support.
7773 * config/avr/avr-dimode.md: New file.
7774 * config/avr/avr.md: Include it.
7775 (adjust_len): Add plus64, compare64.
7776 (HIDI): Remove code iterator.
7777 (code_stdname): New code attribute.
7778 (rotx, rotsmode): Remove DI.
7779 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7781 * config/avr/avr-protos.h (avr_have_dimode): New.
7782 (avr_out_plus64, avr_out_compare64): New.
7783 * config/avr/avr.c (avr_out_compare): Handle DImode.
7784 (avr_have_dimode): New variable definition and initialization.
7785 (avr_out_compare64, avr_out_plus64): New functions.
7786 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7787 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7788 (avr_compare_pattern): Skip DImode comparisons.
7790 2012-01-02 Revital Eres <revital.eres@linaro.org>
7792 * ddg.c (def_has_ccmode_p): New function.
7793 (add_cross_iteration_register_deps,
7794 create_ddg_dep_from_intra_loop_link): Call it.
7796 2012-01-02 Richard Guenther <rguenther@suse.de>
7799 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7801 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7803 * gcc.c (process_command): Update copyright notice dates.
7804 * gcov.c (print_version): Likewise.
7805 * gcov-dump.c (print_version): Likewise.
7806 * mips-tfile.c (main): Likewise.
7807 * mips-tdump.c (main): Likewise.
7809 2012-01-01 Ira Rosen <irar@il.ibm.com>
7811 PR tree-optimization/51704
7812 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7813 a use is inside the basic block or loop before accessing its vect info.
7815 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7817 PR rtl-optimization/51069
7818 * cfgloopmanip.c (remove_path): Removing path making irreducible
7819 region unconditional makes BB part of the region.
7821 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7823 PR tree-optimization/51683
7824 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7825 calls with side-effects.
7826 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7828 Copyright (C) 2012 Free Software Foundation, Inc.
7830 Copying and distribution of this file, with or without modification,
7831 are permitted in any medium without royalty provided the copyright
7832 notice and this notice are preserved.